1 2009-10-20 Jie Zhang <jie.zhang@analog.com>
3 * simplify-rtx.c (simplify_const_unary_operation): Handle
5 * doc/rtl.texi: Document ss_abs.
7 2009-10-19 Jakub Jelinek <jakub@redhat.com>
9 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
10 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
11 instead of C_LEX_RAW_STRINGS.
12 (lex_string): Handle CPP_UTF8STRING.
13 * c-parser.c (c_parser_postfix_expression): Likewise.
14 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
15 (C_LEX_STRING_NO_JOIN): ... this.
17 2009-10-19 Anatoly Sokolov <aesok@post.ru>
19 * config/cris/cris.c (cris_function_value, cris_libcall_value,
20 cris_function_value_regno_p): New functions.
21 (cris_promote_function_mode): Update comment.
22 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
23 * config/cris/cris.h: (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
24 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
25 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
27 2009-10-19 Jakub Jelinek <jakub@redhat.com>
29 * unwind-dw2.c (execute_stack_op): Fix operand order for
30 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
32 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
34 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
35 (lower_stmt) <GIMPLE_BIND>: Add comment.
36 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
38 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
39 Otherwise lower it and set cannot_fallthru to true.
40 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
41 <GIMPLE_CATCH, GIMPLE_EH_FILTER>; Set cannot_fallthru to false.
42 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
43 to true for a noreturn call. Do not remove statements.
44 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
45 Set cannot_fallthru to false on function exit.
46 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
47 <GIMPLE_ASSIGN>: Remove.
49 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
51 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
53 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
55 * config/s390/s390.c (s390_z10_optimize_cmp): Use
56 next/prev_active_insn to skip DEBUG_INSNs as well.
58 2009-10-19 Joseph Myers <joseph@codesourcery.com>
60 * config/arm/arm.c (output_move_neon): Use DImode in call to
63 2009-10-19 Matthias Klose <doko@ubuntu.com>
66 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
68 2009-10-19 Jakub Jelinek <jakub@redhat.com>
70 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM
73 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
76 * optabs.c (expand_binop): Make mode of shift count expression mode
77 of shift count not target.
80 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
82 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
83 case. Force using values to replace references within the statement.
84 (convert_local_reference_stmt): Likewise.
86 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
88 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
89 remove a subsequent GOTO or RETURN statement.
91 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
93 * config/avr.md (*movqi): Add zero as equally preferable constraint
97 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
99 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
101 2009-10-17 Richard Guenther <rguenther@suse.de>
103 * lto-streamer-in.c (lto_input_location): Try to reuse
106 2009-10-17 Richard Guenther <rguenther@suse.de>
108 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
109 operands in COMPONENT_REFs.
111 2009-10-17 Anatoly Sokolov <aesok@post.ru>
113 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
114 if not defined. Change type of second argument to const_rtx.
115 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
117 * targhooks.h (default_libcall_value): Update prototype.
118 * target.h (struct gcc_target): Change type of second argument of
119 libcall_value to const_rtx.
120 * config/arm/arm.c (arm_libcall_value): Change type of second argument
122 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
123 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
125 2009-10-17 Jakub Jelinek <jakub@redhat.com>
128 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
129 * cgraphunit.c (cgraph_optimize): Call it.
130 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
131 (dwarf2out_assembly_start): ... here. New hook.
132 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
133 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
135 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
136 * sdbout.c (sdb_debug_hooks): Likewise.
137 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
138 (vmsdbgout_assembly_start): New hook.
140 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
142 * rtl.h (RTL_LOCATION): Fix typo.
144 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
146 * print-rtl.c (print_rtx): Print locators in asm_operands
149 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
152 * sched-deps.c (depl_on_debug_p): New.
153 (attach_dep_link): Reject debug deps before nondebug deps.
154 (add_to_deps_list): Insert debug deps after nondebug deps.
155 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
157 (sd_add_dep): Do not reject debug deps.
158 (add_insn_mem_dependence): Don't count debug deps.
159 (remove_from_deps): Likewise.
160 (sched_analyze_2): Set up mem deps on debug insns.
161 (sched_analyze_insn): Record reg uses for deps on debug insns.
162 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
163 try_ready nondebug insn after debug insn.
164 * ddg.c (create_ddg_dep_from_intra_loop_link,
165 create_ddg_dep_no_link): Don't reject debug deps.
167 2009-10-16 Richard Guenther <rguenther@suse.de>
169 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
170 (maybe_merge_incomplete_and_complete_type): Likewise.
171 (lto_symtab_merge): Do not call them. Do not warn for
172 complete vs. incomplete compatible types.
173 (lto_symtab_merge_decls_2): Simplify.
174 * gimple.c (gimple_force_type_merge): Remove.
175 (gimple_types_compatible_p): Make it static.
176 * gimple.h (gimple_force_type_merge): Remove.
177 (gimple_types_compatible_p): Likewise.
179 2009-10-16 Jakub Jelinek <jakub@redhat.com>
181 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
182 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
184 2009-10-16 Richard Guenther <rguenther@suse.de>
186 PR tree-optimization/41728
187 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
188 if fold_stmt did anything.
190 2009-10-16 Richard Guenther <rguenther@suse.de>
193 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
194 (maybe_fixup_handled_component): New function.
195 (input_gimple_stmt): Fixup mismatched decl replacements.
197 2009-10-16 Richard Guenther <rguenther@suse.de>
200 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
201 the same as VAR_DECL.
203 2009-10-16 Richard Guenther <rguenther@suse.de>
205 * gimple.c (iterative_hash_gimple_type): For integer types
206 also hash their minimum and maximum values and the string flag.
207 For array types hash their domain and the string flag.
209 2009-10-16 Richard Guenther <rguenther@suse.de>
211 * gimple.c (gimple_types_compatible_p): Restrict completing
212 types to record or unions. Simplify completion.
213 Do not merge records or unions with different
214 TYPE_STRUCTURAL_EQUALITY_P tag.
215 (iterative_hash_gimple_type): Restrict non-recursing into
216 pointer targets for records and unions.
218 2009-10-15 Jakub Jelinek <jakub@redhat.com>
221 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
222 * dwarf2out.c (mem_loc_descriptor): Don't handle
223 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
224 punt if it is not lowpart subreg or if inner mode isn't
227 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
229 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
230 investigating previous or next insns.
232 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
234 * tree-sra.c (build_ref_for_offset_1): Update comment.
236 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
238 * config/s390/s390.md (atype): Added missing values.
240 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
243 * pa.md (casesi): Use sign extended index in call to
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
340 2009-10-14 DJ Delorie <dj@redhat.com>
342 * config/h8300/h8300.c (F): New.
344 (h8300_emit_stack_adjustment): Call them.
346 (h8300_push_pop): Likewise.
347 (h8300_expand_prologue): Likewise.
348 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
349 (MUST_USE_SJLJ_EXCEPTIONS): Define.
350 (INCOMING_RETURN_ADDR_RTX): Define.
351 (INCOMING_FRAME_SP_OFFSET): Define.
352 (DWARF_CIE_DATA_ALIGNMENT): Define.
354 2009-10-14 Jakub Jelinek <jakub@redhat.com>
356 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
357 fields in builtin structs.
358 (finalize_record_size): Likewise.
360 2009-10-14 Richard Guenther <rguenther@suse.de>
362 * gimple.c (gtc_ob): New global.
363 (struct type_pair_d): Replace pointers with type UIDs.
364 (type_pair_hash): Adjust.
365 (type_pair_eq): Likewise.
366 (lookup_type_pair): Likewise. Allocate from an obstack.
367 (gimple_force_type_merge): Adjust.
368 (gimple_types_compatible_p): Likewise.
369 (free_gimple_type_tables): Free the obstack.
371 2009-10-14 Jakub Jelinek <jakub@redhat.com>
373 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
374 stmts setting DEBUG_EXPR_DECLs.
376 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
377 Don't crash if mode1 is VOIDmode.
379 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
381 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
382 * params.h (IRA_LOOP_RESERVED_REGS): New
383 * tree-pass.h (pass_subregs_of_mode_init,
384 pass_subregs_of_mode_finish): Remove.
385 * passes.c (pass_subregs_of_mode_init,
386 pass_subregs_of_mode_finish): Remove.
387 (pass_reginfo_init): Move before loop optimizations.
388 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
389 * common.opt (fira-loop-pressure): New.
390 * toplev.h (flag_ira_loop_pressure): New.
391 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
393 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
394 Make external and void type functions.
395 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
396 pass_subregs_of_mode_finish): Remove.
397 * ira-costs.c (init_costs): Call init_subregs_of_mode.
398 * regmove.c: Include ira.h.
399 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
400 register pressure calculation in loops.
401 * loop-invariant.c: Include REGS_H and ira.h.
402 (struct loop_data): New members max_reg_pressure, regs_ref, and
404 (struct invariant): New member orig_regno.
405 (curr_loop): New variable.
406 (find_exits): Initialize regs_ref and regs_live.
407 (create_new_invariant): Initialize orig_regno.
408 (get_cover_class_and_nregs): New.
409 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
410 array. Add code for flag_ira_loop_pressure.
411 (gain_for_invariant): Make new_regs an array. Add code for
412 flag_ira_loop_pressure.
413 (best_gain_for_invariant): Ditto.
414 (set_move_mark): New parameter gain. Use it for debugging output.
415 (find_invariants_to_move): Make regs_needed and new_regs an array.
416 Add code for flag_ira_loop_pressure.
417 (move_invariant_reg): Set up orig_regno.
418 (move_invariants): Set up reg classes for pseudos for
419 flag_ira_loop_pressure.
420 (free_loop_data): Clear regs_ref and regs_live.
421 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
422 get_regno_cover_class, change_pressure, mark_regno_live,
423 mark_regno_death, mark_reg_store, mark_reg_clobber,
424 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
425 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
426 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
427 register pressure calculation in loops if new regs were added.
428 Call finish_subregs_of_mode.
429 * opts.c (decode_options): Set up flag_ira_loop_pressure.
430 * Makefile.in (loop-invariant.o): Add ira.h.
432 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
434 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
436 2009-10-14 Richard Guenther <rguenther@suse.de>
438 * lto-symtab.c (lto_symtab_compatible): Fold in ...
439 (lto_symtab_merge): ... here. Rewrite both to take the
440 prevailing and a to-be-merged entry and to queue diagnostics
442 (lto_symtab_resolve_replaceable_p): New predicate for
444 (lto_symtab_resolve_can_prevail_p): Likewise.
445 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
446 handles merging commons by choosing the largest decl. Fold
447 in code that gives ODR errors.
448 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
450 (lto_symtab_merge_decls_1): Re-structure. Deal with the
451 case of no prevailing decl here. Diagnose mismatches
452 in object types here. Drop all but the prevailing decls.
453 (lto_symtab_prevailing_decl): Return the single prevailing decl.
454 * lto-streamer-in.c (lto_input_tree_ref): Deal with
455 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
457 2009-10-14 Richard Guenther <rguenther@suse.de>
460 * lto-streamer-in.c (input_bb): Replace debug stmts with
461 nops instead of dropping them.
463 2009-10-14 Nick Clifton <nickc@redhat.com>
465 * gcc/doc/extended.texi: Replace the dash character with
466 @minus{} in situations where it is being used as a minus
468 * gcc/doc/tm.texi: Likewise.
469 * gcc/doc/md.texi: Likewise.
471 2009-10-14 Jakub Jelinek <jakub@redhat.com>
473 PR preprocessor/41543
474 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
475 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
476 * tree.c: Include intl.h.
477 (expand_location): Handle BUILTINS_LOCATION.
478 * Makefile.in (tree.o): Depend on intl.h.
481 * dwarf2out.c (dwarf2out_var_location): Always clear
482 last_postcall_label when changing last_label.
484 2009-10-14 Pascal Obry <obry@adacore.com>
486 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
487 (process_command): Handle -E as done with -c and -S. Do not add
488 the target executable suffix to the output file when -E is used.
489 (main): Adjust error message accordingly.
491 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
497 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
499 (tree_code_size): Likewise.
501 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
503 * builtins.c (fold_builtin_1): Support complex "arc" functions.
504 * real.h (HAVE_mpc_arc): Define.
506 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
508 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
509 (struct builtin_description): Add fndecl field.
510 (bdesc): Remove const qualifier. Update initializer.
511 (sh_media_init_builtins): Remove const qualifier for d. Record
512 the result of add_builtin_function to the fndecl field.
513 (sh_builtin_decl): New.
514 (sh_media_builtin_decl): New.
516 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
519 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
520 requests between special registers.
522 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
524 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
526 2009-10-13 Richard Henderson <rth@redhat.com>
528 PR tree-optimization/41377
529 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
530 (cleanup_empty_eh_merge_phis): New change_region parameter;
531 pass it on to redirect_eh_edge_1. Update callers.
532 (cleanup_empty_eh_unsplit): Don't require an existing EH label
533 at the destination block.
535 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
537 * passes.c (register_pass): Replaced gcc_unreachable by
538 fatal_error on failure. Mentions plugins in comments & messages.
540 2009-10-13 Jakub Jelinek <jakub@redhat.com>
543 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
544 * sched-vis.c (print_value): Use it.
545 * cselib.c (cselib_hash_rtx): Likewise.
546 * print-rtl.c (print_rtx): Likewise.
547 * cfgexpand.c (expand_debug_rtx): Likewise.
548 * var-tracking.c (vt_expand_loc_callback): Likewise.
550 2009-10-13 Richard Guenther <rguenther@suse.de>
553 * opts.c (handle_option): Split out code to handle setting
554 the options flag var ...
555 (set_option): ... here.
556 * opts.h (set_option): Declare.
557 * lto-opts.c (register_user_option_p): Include -fexceptions
558 and all position independent code variants.
559 (handle_common_option): Remove.
560 (lto_reissue_options): Use set_option.
562 2009-10-13 Martin Jambor <mjambor@suse.cz>
564 PR tree-optimization/41661
565 * ipa-prop.c (compute_complex_pass_through): Allow only operations
566 that are tcc_comparisons or do not change the type in any
568 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
569 folding tcc_comparison operations.
571 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
573 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
576 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
582 * tree.def (DEBUG_EXPR_DECL): New.
583 * rtl.def (DEBUG_EXPR): New.
584 * gengtype.c (adjust_field_rtx_def): Handle it.
585 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
586 (insert_debug_temp_for_var_def): ... this. Drop support for
587 moving. Take iterator for def stmt; insert debug stmt before it.
588 Scan early for use count and kind in debug stmts.
589 (propagate_defs_into_debug_stmts): Rename to...
590 (insert_debug_temps_for_defs): ... this. Likewise.
591 * tree.h (DEBUG_TEMP_UID): New.
592 * tree.c (next_debug_decl_uid): New.
593 (make_node_stat): Count debug decls separately.
594 (copy_node_stat): Likewise.
595 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
596 * var-tracking.c (dv_is_decl_p): Recognize it.
597 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
598 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
599 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
600 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
601 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
602 (cselib_hash_rtx): Likewise.
603 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
604 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
606 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
607 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
608 * rtl.c (copy_rtx): Likewise.
609 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
610 * print-rtl.c (print_rtx): Likewise.
611 * sched-vis.c (print_value): Likewise.
612 (print_insn): Handle DEBUG_EXPR_DECL.
613 * tree-dump.c (dequeue_and_dump): Likewise.
614 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
615 * gimple-iterator (gsi_replace): Check for same lhs.
616 (gsi_remove): Insert debug temps.
617 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
618 (move_computations_stmt): Drop explicit propagation into debug stmts.
619 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
620 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
621 * tree-ssa-sink.c (statement_sink_location): Likewise.
622 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
623 * tree-ssanames.c (release_ssa_name): Adjust for rename.
624 * tree-flow.h: Likewise.
625 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
626 debug temps without values.
627 (eliminate_unnecessary_stmts): Don't discard just-inserted
630 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
633 * config/cris/cris.md (andu): Check that operand 1 is one of the
634 general registers. Fix typo in head comment.
636 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
638 * config/i386/i386.md (vswapmov): New.
639 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
640 (ix86_function_ms_hook_prologue): New.
641 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
642 * configure.ac: Test for swap suffix support in as.
643 * configure: Rebuild.
645 2009-10-12 Jakub Jelinek <jakub@redhat.com>
648 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
649 paradoxical subregs to prevent partial register stalls if the inner
650 mode is integer mode.
652 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
654 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
656 2009-10-12 Dodji Seketeli <dodji@redhat.com>
659 * gcc/dwarf2out.c (template_parameter_pack_die,
660 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
662 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
665 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
667 (maybe_register_def): Likewise. Take stmt iterator.
668 (rewrite_update_stmt): Take stmt iterator and pass it on.
669 (rewrite_update_enter_block): Pass stmt iterator.
671 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
673 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
674 (spu_builtin_decl): New function.
676 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
678 * config/i386/i386.md (SWIM): New mode iterator.
679 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
680 using SWIM mode iterator.
681 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
682 patterns using SWI48 mode iterator.
683 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
684 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
685 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
686 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
687 patterns using SWI248 mode iterator.
688 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
689 gen_x86_movdicc_0_m1_rex64 for renamed function
691 2009-10-11 Jose Ruiz <ruiz@adacore.com>
692 Eric Botcazou <ebotcazou@adacore.com>
695 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
696 * config/sparc/sol2-unwind.h: New file.
698 2009-10-11 Olivier Hainque <hainque@adacore.com>
699 Eric Botcazou <ebotcazou@adacore.com>
702 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
703 * config/i386/sol2-unwind.h: New file.
705 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
708 * config/i386/i386.md (addsi_1_zext): Get the proper second
711 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
713 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
714 all OLD_RTXes, not just REGs. Use copy_rtx to create the
717 2009-10-11 Richard Guenther <rguenther@suse.de>
719 * gimple.c (iterative_hash_type_name): Do not handle special
722 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
724 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
725 (*setcc_si_1_and): Ditto.
726 (*setcc_si_1_movzbl): Ditto.
727 (*setcc_<mode>_2): Ditto.
728 (*setcc_qi): Rename from *setcc_1.
729 (*setcc_qi_slp): Rename from *setcc_2.
731 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
732 (*zero_extendqisi2_movzbw_and splitter): Ditto.
734 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
735 "if" condition, there is already assert with reload_completed present.
737 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
739 * plugin.c (try_init_one_plugin): Improve constness of variable err.
741 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
743 * doc/install.texi (Final install): Refer to
744 http://gcc.gnu.org/bugs/ for bug reporting.
746 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
748 * configure.ac: Add test for dci instruction.
749 * configure: Regenerate.
750 * config.in: Likewise.
751 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
752 * doc/invoke.texi: Add cpu_type 476 and 476fp.
753 (-mmulhw): Add 476 to description.
755 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
756 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
757 (processor_target_table): Add 476 and 476fp entries.
758 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
759 (rs6000_issue_rate): Add CPU_PPC476.
760 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
761 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
762 (processor_type): Add PROCESSOR_PPC476.
763 (EXTRA_SPECS): Add asm_cpu_476 string.
764 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
765 (define_attr "cpu"): Add ppc476.
767 Update comments for 476.
768 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
769 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
770 Update copyright year.
771 * config/rs6000/476.md: New file.
772 * config/rs6000/40x.md: Add description for "isel" attribute.
773 Update copyright year.
774 * config/rs6000/440.md: Likewise.
775 * config/rs6000/603.md: Likewise.
776 * config/rs6000/6xx.md: Likewise.
777 * config/rs6000/7450.md: Likewise.
778 * config/rs6000/7xx.md: Likewise.
779 * config/rs6000/8540.md: Likewise.
780 * config/rs6000/cell.md: Likewise.
781 * config/rs6000/e300c2c3.md: Likewise.
782 * config/rs6000/e500mc.md: Likewise.
783 * config/rs6000/mpc.md: Likewise.
784 * config/rs6000/power4.md: Likewise.
785 * config/rs6000/power5.md: Likewise.
786 * config/rs6000/power6.md: Likewise.
787 * config/rs6000/power7.md: Likewise.
788 * config/rs6000/rios1.md: Likewise.
789 * config/rs6000/rios2.md: Likewise.
790 * config/rs6000/rs64.md: Likewise.
792 2009-10-10 Richard Guenther <rguenther@suse.de>
794 PR tree-optimization/41654
795 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
796 a cond expr before calling gimple_cond_set_condition_from_tree.
797 (ifcombine_iforif): Likewise.
799 2009-10-09 Ian Lance Taylor <iant@google.com>
801 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
802 * configure: Rebuild.
804 2009-10-09 Neil Vachharajani <nvachhar@google.com>
806 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
809 2009-10-09 Richard Guenther <rguenther@suse.de>
812 * target-def.h (TARGET_BUILTIN_DECL): Define.
813 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
814 * target.h (struct gcc_target): Add builtin_decl target hook.
815 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
816 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
818 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
820 (lto_output_builtin_tree): Sorry if the target does not support
821 streaming target builtins.
822 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
823 (rs6000_builtin_decl): New function.
824 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
825 (ix86_builtin_decl): New function.
827 2009-10-09 Jakub Jelinek <jakub@redhat.com>
829 PR preprocessor/41445
830 * c-ppoutput.c (do_line_change): New function.
831 (cb_line_change): Use it.
832 (scan_translation_unit): Call do_line_change if
833 avoid_paste or PREV_WHITE and token location is on a different line
837 * dwarf2out.c (dwarf2out_init): Test whether
838 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
841 PR rtl-optimization/41646
842 * calls.c (expand_call): For BLKmode types returned in registers
843 avoid likely spilled hard regs in copy_blkmode_from_reg generated
846 2009-10-09 Richard Guenther <rguenther@suse.de>
848 PR tree-optimization/41634
849 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
850 we remove the correct elements.
851 (optimize_stmt): Make sure to update stmt operands before
852 optimizing redundancies.
854 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
856 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
858 2009-10-09 Richard Guenther <rguenther@suse.de>
861 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
863 (lto_wrapper_exit): New function.
865 (fatal_perror): Likewise.
866 (fork_execute): Use global args_name, do not free it.
867 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
868 * lto-streamer.h: Remove duplicate prototypes.
870 2009-10-09 Richard Guenther <rguenther@suse.de>
872 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
873 before calling stmt_can_throw_external.
875 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
877 PR tree-optimization/40071
878 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
879 pointer if the original data reference doesn't conflict with the
880 created vector data reference. Fix long line.
882 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
884 * config/i386/i386.md (any_div): New code iterator.
885 (u): Handle div and udiv.
887 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
889 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
890 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
891 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
892 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
894 2009-10-08 Joseph Myers <joseph@codesourcery.com>
896 * gcc.c (main): Remove trailing "." from diagnostics.
898 2009-10-08 Cary Coutant <ccoutant@google.com>
900 Add support for debugging with ICF (Identical Code Folding).
901 * calls.c (debug.h): New #include.
902 (emit_call_1): Call virtual_call_token debug hook.
903 * common.opt (-fenable-icf-debug): New option.
904 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
905 locations in the source).
906 (poc_label_num): New variable.
907 (dcall_entry, vcall_entry): New typedefs.
908 (dcall_table, vcall_table): New variables.
909 (struct vcall_insn): New type.
910 (vcall_insn_table): New variable.
911 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
912 (size_of_dcall_table): New function.
913 (output_dcall_table): New function.
914 (size_of_vcall_table): New function.
915 (output_vcall_table): New function.
916 (dwarf2out_direct_call): New function.
917 (vcall_insn_table_hash): New function.
918 (vcall_insn_table_eq): New function.
919 (dwarf2out_virtual_call_token): New function.
920 (dwarf2out_virtual_call): New function.
921 (dwarf2out_init): Allocate new tables and sections.
922 (prune_unused_types): Mark DIEs referenced from direct call table.
923 (dwarf2out_finish): Output direct and virtual call tables.
924 * final.c (final_scan_insn): Call direct_call and virtual_call
926 * debug.h (struct gcc_debug_hooks): Add direct_call,
927 virtual_call_token, virtual_call hooks.
928 (debug_nothing_uid): New function.
929 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
930 (debug_nothing_uid): New function.
931 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
932 (xcoff_debug_hooks): Likewise.
933 * sdbout.c (sdb_debug_hooks): Likewise.
934 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
935 * doc/invoke.texi (-fenable-icf-debug): New option.
937 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
940 * regmove.c (regmove_backward_pass): Replace src with dst in the
941 debug insn, and check for dst before rather than after.
943 2009-10-08 Janis Johnson <janis187@us.ibm.com>
945 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
946 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
948 2009-10-08 Jan Hubicka <jh@suse.cz>
951 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
952 do not mark cgraph nodes as needed.
953 (record_references_in_initializer): Add new only_vars parameter.
954 * cgraph.h (record_references_in_initializer): New parameter.
955 * varasm.c (assemble_variable): Update call.
956 * varpool.c (varpool_analyze_pending_decls): Always look for
959 2009-10-08 Anatoly Sokolov <aesok@post.ru>
961 * config/avr/avr.c (last_insn_address) Remove variable.
962 (expand_prologue): Don't initialise last_insn_address variable.
963 (final_prescan_insn): Don't output insn size.
964 * config/avr/avr.opt (msize): Remove switch.
965 * doc/invoke.texi (AVR Options): Remove documentation of -msize
968 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
970 * combine.c (label_tick_ebb_start): Fix comment.
971 (combine_instructions): Set label_tick and label_tick_ebb_start before
972 calling setup_incoming_promotions. Start them from 1. Increment
973 label_tick instead of deriving it from the BB index. Rather than
974 comparing ticks use the block from the previous iteration to decide
975 whether to start a new EBB. Remove empty lines before function.
977 2009-10-08 Michael Matz <matz@suse.de>
980 * builtins.c (fold_builtin_isascii): Use fold_build2.
981 (fold_builtin_isdigit): Ditto.
982 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
983 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
984 remove_useless_stmts_cond, remove_useless_stmts_tf,
985 remove_useless_stmts_tc, remove_useless_stmts_bind,
986 remove_useless_stmts_goto, remove_useless_stmts_label,
987 remove_useless_stmts_1, remove_useless_stmts,
988 pass_remove_useless_stmts): Remove.
989 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
990 * passes.c (init_optimization_passes): Don't add
991 pass_remove_useless_stmts.
992 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
993 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
995 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
996 for static constants.
997 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
998 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
1000 2009-10-08 Richard Guenther <rguenther@suse.de>
1002 * gimple.c (free_gimple_type_tables): New function.
1003 * gimple.h (free_gimple_type_tables): Declare.
1005 2009-10-07 Mark Heffernan <meheff@google.com>
1007 * ipa-prop.c (ipa_print_node_params) Only print
1008 names of named arguments.
1010 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1012 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1013 being statically linked.
1015 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1017 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1019 2009-10-08 Jan Hubicka <jh@suse.cz>
1022 * ipa.c (cgraph_externally_visible_p,
1023 function_and_variable_visibility,
1024 whole_program_function_and_variable_visibility): Skip non-finalized
1027 2009-10-08 Nick Clifton <nickc@redhat.com>
1029 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1032 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1035 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1037 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1040 * c-common.c (c_fully_fold_internal): Strip nops from the result
1041 of recursive calls to c_fully_fold_internal.
1042 (c_wrap_maybe_const): New.
1043 (c_save_expr): Use c_wrap_maybe_const.
1044 * c-common.h (c_wrap_maybe_const): Declare.
1045 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1046 build_binary_op): Use c_wrap_maybe_const.
1048 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1050 * real.c: Fix comment to reflect actual exponent size.
1052 2009-10-08 Ben Elliston <bje@au.ibm.com>
1054 * config/rs6000/a2.md: Add FSF comment header.
1056 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1058 * config/i386/i386.md (any_extend): New code iterator.
1059 (u, s): New code attributes.
1061 (DWIH): Rewrite as code iterator for SI and DI modes.
1062 (DWI): Rewrite as mode attribute.
1063 (dwi): New mode attribute.
1064 (di): Depend on SI mode and DI mode.
1065 (doubleint_general_operand): Remove mode attribute.
1067 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1070 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1071 (*sub<mode>3_doubleword): Ditto.
1073 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1074 using SWIM248 mode iterator.
1075 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1076 using SWI48 mode iterator.
1077 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1078 patterns using DWIH mode iterator and any_extend code iterator.
1079 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1080 using any_extend code iterator.
1081 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1082 patterns using DWIH mode iterator and any_extend code iterator.
1083 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1084 using any_extend code iterator.
1085 (<s>mul<mode>3_highpart): Macroize expander from
1086 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1087 and any_extend code iterator.
1088 (*<s>muldi3_highpart_1): Macroize insn from
1089 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1090 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1091 patterns using any_extend code iterator.
1092 (*<s>mulsi3_highpart_zext): Macroize insn from
1093 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1095 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1097 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1098 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1099 refering to a DIE with DW_AT_const_value.
1101 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1104 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1106 2009-10-06 Jan Hubicka <jh@suse.cz>
1108 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1111 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1113 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1114 *lea_2_rex64): Move before *add<mode>_1 pattern.
1116 2009-10-07 Jan Hubicka <jh@suse.cz>
1118 * collect2.c (main): Add -fno-whole-program.
1119 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1121 2009-10-07 Jan Hubicka <jh@suse.cz>
1123 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1124 has no address taken.
1125 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1127 (cgraph_clone_node): Clear externally_visible flag for clones.
1128 * cgraph.h (cgraph_only_called_directly_p,
1129 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1130 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1131 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1132 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1133 ipcp_insert_stage): Likwise.
1134 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1135 externally_visible flag.
1136 (verify_cgraph_node): Verify that inline clones look right.
1137 (process_function_and_variable_attributes): Do not set
1138 externally_visible flags.
1139 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1141 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1143 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1144 clear externally_visible when turning into inline clones
1145 (cgraph_mark_inline_edge): Use new predicates.
1146 (cgraph_estimate_growth): Likewise.
1147 (cgraph_decide_inlining): Likewise.
1148 * ipa.c (cgraph_postorder): Likewise.
1149 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1150 that inline clones are not needed.
1151 (cgraph_externally_visible_p): New predicate.
1152 (function_and_variable_visibility): Add whole_program parameter;
1153 always set externally_visible flag; handle COMDAT function
1155 (local_function_and_variable_visibility): New function.
1156 (gate_whole_program_function_and_variable_visibility): New function.
1157 (whole_program_function_and_variable_visibility): New function.
1158 (pass_ipa_whole_program_visibility): New function.
1159 * passes.c (init_optimization_passes): Add whole program visibility
1161 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1162 not care about needed/reachable flags.
1163 * varpool.c: Include flags.h
1164 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1165 (varpool_finalize_decl): When we are in LTO read-back, all variables
1167 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1169 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1171 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1174 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1176 * config.gcc: Don't include the makefile fragments intended for
1178 * config/s390/fixdfdi.h: File removed.
1179 * config/s390/libgcc-glibc.ver: File removed.
1180 * config/s390/s390.h: Remove the fixdfdi.h hack.
1181 * config/s390/t-crtstuff: File moved to libgcc dir.
1182 * config/s390/t-linux: Likewise.
1183 * config/s390/t-tpf: libgcc specific parts removed.
1184 * config/s390/t-linux64: Likewise.
1186 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1188 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1189 (lto-compress.o): Likewise.
1191 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1194 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1195 dllexport to class members here.
1196 (i386_pe_determine_dllimport_p): Only check static class data for
1198 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1199 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1200 functions for vague linkage.
1201 (i386_pe_type_dllexport_p): Fix formatting.
1202 (maybe_add_dllexport) New function.
1203 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1206 2009-10-07 Ben Elliston <bje@au.ibm.com>
1208 * config/rs6000/a2.md: Remove duplicated lines.
1210 2009-10-07 Ben Elliston <bje@au.ibm.com>
1212 * config.gcc (powerpc*-*-*): Handle a2.
1213 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1214 * config/rs6000/a2.md: New file.
1215 * config/rs6000/rs6000.opt (mno-update): New.
1216 (mupdate): Return to using a mask, not a var.
1217 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1218 (enum processor_type): Add PROCESSOR_PPCA2.
1219 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1220 (rs6000_override_options): Add "a2" to processor_target_table.
1221 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1222 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1224 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1226 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1227 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1228 reference to nonexistent gen_truncxfxf2 function.
1230 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1232 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1233 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1234 (general_operand): Handle TI mode.
1235 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1236 using SDWIM mode iterator.
1237 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1238 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1239 using DWI mode iterator.
1240 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1241 patterns using SWI mode iterator.
1242 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1243 using SWI48 mode iterator.
1244 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1245 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1246 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1247 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1248 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1249 using SDWIM mode iterator.
1250 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1251 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1252 using DWI mode iterator.
1253 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1254 patterns using SWI mode iterator.
1255 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1256 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1257 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1258 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1259 patterns using plusminus code iterator.
1260 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1261 sub<mode>3 patterns using plusminus code iterator.
1262 * config/i386/i386.c (override_options): Update the call to
1263 gen_subdi_carry_rex64 for renamed function.
1264 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1265 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1266 calls to instruction expanders.
1268 2009-10-06 Martin Jambor <mjambor@suse.cz>
1271 * opts.c (decode_options): Run IPA-SRA at -O2.
1273 2009-10-06 Richard Guenther <rguenther@suse.de>
1275 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1277 2009-10-06 Tobias Burnus <burnus@net-b.de>
1280 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1281 -flto and -fwhole-program flags can be combined.
1283 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1286 * gcc.c (process_command): Check that -o argument was specified.
1288 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1290 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1292 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1294 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1295 * doc/invoke.texi (Warning Options): Annotate allowed languages
1296 for -Wunsuffixed-float-constants.
1298 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1300 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1301 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1302 same name and isn't the main variant.
1305 * dwarf2out.c (loc_by_reference): Removed.
1306 (dw_loc_list_1): New function.
1307 (dw_loc_list): Remove toplev argument, add want_address argument.
1308 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1309 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1310 want_address == 2 to dw_loc_list. For successful dw_loc_list
1311 set have_address to 1 only if want_address is not 0.
1313 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1315 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1316 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1317 a code block followed by two pointers.
1318 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1319 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1320 (MIPS_MOVE): Likewise.
1321 (MIPS_LUI): Likewise.
1322 (MIPS_JR): Likewise.
1323 (MIPS_BAL): Likewise.
1324 (MIPS_NOP): Likewise.
1325 (mips_asm_trampoline_template): Delete.
1326 (mips_trampoline_code_size): New function.
1327 (mips_trampoline_init): Add shorter sequences for all cases
1328 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1329 Calculate the opcodes directly, rather than copying from a template.
1330 Only flush the code part of the trampoline.
1331 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1333 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1335 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1336 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1337 (INCOMING_RETURN_ADDR_RTX): Likewise.
1338 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1340 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1341 with RETURN_ADDR_REGNUM.
1342 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1343 * config/mips/mips.c (mips16_build_call_stub): Replace
1344 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1345 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1346 (mips_print_operand_punctuation): Likewise.
1347 (mips_frame_set): Likewise.
1348 (mips16e_output_save_restore): Likewise.
1349 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1350 (mips_save_reg_p): Likewise.
1351 (mips_return_addr): Likewise.
1352 (mips_set_return_address): Likewise.
1353 (mips_direct_save_slot_move_p): Likewise.
1354 (mips_output_function_prologue): Likewise.
1355 (mips_restore_reg): Likewise.
1356 (mips_expand_epilogue): Likewise.
1357 (mips_epilogue_uses): Likewise.
1358 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1359 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1360 (clear_hazard_<mode>): Likewise.
1361 (call_internal): Likewise.
1362 (call_internal_direct): Likewise.
1363 (call_direct_split): Likewise.
1364 (call_value_internal): Likewise.
1365 (call_value_split): Likewise.
1366 (call_value_internal_direct): Likewise.
1367 (call_value_direct_split): Likewise.
1368 (call_value_multiple_internal): Likewise.
1369 (call_value_multiple_split): Likewise.
1371 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1372 Jakub Jelinek <jakub@redhat.com>
1374 PR rtl-optimization/41511
1375 * combine.c (record_value_for_reg): Pass explicit values as argument
1376 to get_last_value_validate.
1377 (get_last_value_validate): Document INSN parameter.
1378 For non-readonly MEMs, assume they might have been modified if INSN
1379 was in another basic block.
1380 (get_last_value): Minor reformatting.
1382 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1385 * final.c (asm_str_count): Split out from asm_insn_count.
1386 * rtl.h (asm_str_count): New prototype.
1387 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1390 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1392 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1394 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1395 Rafael Espindola <espindola@google.com>
1397 * gengtype.c (write_types): Moved call to write_func_for_structure
1398 into seperate loops.
1400 2009-10-05 Richard Guenther <rguenther@suse.de>
1403 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1404 (input_cgraph_1): Input toplevel asms.
1406 2009-10-05 Richard Guenther <rguenther@suse.de>
1409 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1410 (external_aggregate_decl_p): Likewise.
1411 (lto_symtab_compatible): Re-structure. Remove dead code.
1412 For variables ignore toplevel qualifiers when comparing types.
1413 Issue warnings, not errors for mismatched user-alignment.
1415 2009-10-05 Richard Guenther <rguenther@suse.de>
1419 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1420 (struct lto_symtab_identifier_def): Likewise.
1421 (struct lto_symtab_decl_def): Likewise.
1422 (struct lto_symtab_entry_def): New.
1423 (lto_symtab_identifier_t): Rename to ...
1424 (lto_symtab_entry_t): ... this.
1425 (lto_symtab_decls): Remove.
1426 (lto_symtab_base_hash): Rename to ...
1427 (lto_symtab_entry_hash): ... this.
1428 (lto_symtab_base_eq): Rename to ...
1429 (lto_symtab_entry_eq): ... this.
1430 (lto_symtab_base_marked_p): Rename to ...
1431 (lto_symtab_entry_marked_p): ... this.
1432 (lto_symtab_identifier_marked_p): Remove.
1433 (lto_symtab_decl_marked_p): Likewise.
1434 (lto_symtab_maybe_init_hash_tables): Rename to ...
1435 (lto_symtab_maybe_init_hash_table): ... this.
1436 (lto_symtab_set_resolution_and_file_data): Remove.
1437 (lto_symtab_register_decl): New function.
1438 (lto_symtab_get_identifier): Remove.
1439 (lto_symtab_get): New function.
1440 (lto_symtab_get_resolution): Adjust.
1441 (lto_symtab_get_identifier_decl): Remove.
1442 (lto_symtab_set_identifier_decl): Likewise.
1443 (lto_symtab_merge_decl): Rename to ...
1444 (lto_symtab_merge): ... this. Rewrite.
1445 (lto_symtab_merge_var): Remove.
1446 (lto_symtab_merge_fn): Likewise.
1447 (lto_symtab_prevailing_decl): Adjust.
1448 (lto_cgraph_replace_node): New function.
1449 (lto_symtab_merge_decls_2): Likewise.
1450 (lto_symtab_merge_decls_1): Likewise.
1451 (lto_symtab_fixup_var_decls): Likewise.
1452 (lto_symtab_resolve_symbols): Likewise.
1453 (lto_symtab_merge_decls): Likewise.
1454 (lto_symtab_prevailing_decl): Adjust.
1455 (lto_symtab_get_symtab_def): Remove.
1456 (lto_symtab_get_file_data): Likewise.
1457 (lto_symtab_clear_resolution): Adjust.
1458 (lto_symtab_clear_resolution): Likewise.
1459 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1460 (input_cgraph_1): Likewise.
1461 * lto-streamer-in.c (get_resolution): Do not provide fake
1462 symbol resolutions here.
1463 (deferred_global_decls): Remove.
1464 (lto_register_deferred_decls_in_symtab): Likewise.
1465 (lto_register_var_decl_in_symtab): Change signature, register
1466 variable via lto_symtab_register_decl.
1467 (lto_register_function_decl_in_symtab): Likewise.
1468 (lto_read_tree): Adjust.
1469 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1470 (lto_symtab_merge_var): Likewise.
1471 (lto_symtab_merge_fn): Likewise.
1472 (lto_symtab_register_decl): Declare.
1473 (lto_symtab_merge_decls): Likewise.
1475 2009-10-05 Richard Guenther <rguenther@suse.de>
1477 PR tree-optimization/23821
1478 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1479 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1480 simple IV increments.
1482 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1484 * config/arm/arm.c (arm_override_options): Really initialize
1485 flag_dwarf2_cfi_asm to 0.
1487 2009-10-05 Doug Kwan <dougkwan@google.com>
1489 PR rtl-optimization/41574
1490 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1491 floating point and we are not doing unsafe math optimizations.
1493 2009-10-03 Simon Baldwin <simonb@google.com>
1494 Cary Coutant <ccoutant@google.com>
1495 Rafael Espindola <espindola@google.com>
1496 Richard Guenther <rguenther@suse.de>
1497 Jan Hubicka <jh@suse.cz>
1498 Doug Kwan <dougkwan@google.com>
1499 H.J. Lu <hongjiu.lu@intel.com>
1500 Bill Maddox <maddox@google.com>
1501 Ryan Mansfield <rmansfield@qnx.com>
1502 Diego Novillo <dnovillo@google.com>
1503 Ollie Wild <aaw@google.com>
1504 Kenneth Zadeck <zadeck@naturalbridge.com>
1506 * lto-cgraph.c: New file.
1507 * lto-compress.c: New file.
1508 * lto-compress.h: New file.
1509 * lto-opts.c: New file.
1510 * lto-section-in.c: New file.
1511 * lto-section-out.c: New file.
1512 * lto-streamer-in.c: New file.
1513 * lto-streamer-out.c: New file.
1514 * lto-streamer.c: New file.
1515 * lto-streamer.h: New file.
1516 * lto-symtab.c: New file.
1517 * lto-wpa-fixup.c: New file.
1518 * lto-wrapper.c: New file.
1520 2009-10-03 Simon Baldwin <baldwin@google.com>
1521 Ben Elliston <bje@au.ibm.com>
1522 Rafael Espindola <espindola@google.com>
1523 Nathan Froyd <froydnj@codesourcery.com>
1524 Jan Hubicka <jh@suse.cz>
1525 Doug Kwan <dougkwan@google.com>
1526 Diego Novillo <dnovillo@google.com>
1527 Kenneth Zadeck <zadeck@naturalbridge.com>
1529 * Makefile.in (enable_lto): New.
1530 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1531 (LINKER_PLUGIN_API_H): Define.
1532 (LTO_SYMTAB_H): Define.
1533 (LTO_STREAMER_H): Define.
1534 (TREE_VECTORIZER_H): Define.
1535 (INCLUDES): Add LIBELFINC.
1536 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1537 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1538 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1539 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1540 (native): Add lto-wrapper$(exeext)
1541 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1542 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1543 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1544 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1545 (varasm.o): Add dependency on tree-iterator.h.
1546 (cgraph.o): Add dependency on cif-code.def.
1547 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1548 (ipa-pure-const.o): Likewise.
1549 (GTFILES): Add lto-symtab.c.
1550 (install-lto-wrapper): New.
1551 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1552 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1553 * config.in: Regenerate.
1555 2009-10-03 Rafael Espindola <espindola@google.com>
1556 Diego Novillo <dnovillo@google.com>
1558 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1559 ipa_write_summaries.
1560 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1562 (cgraph_optimize): Make extern.
1564 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1565 Kenneth Zadeck <zadeck@naturalbridge.com>
1567 * toplev.c (in_lto_p): Declare.
1568 * collect2.c (scan_prog_file): Read all the output when reading
1569 information for LTO.
1570 (enum lto_mode_d): Declare.
1572 2009-10-03 Richard Guenther <rguenther@suse.de>
1573 Diego Novillo <dnovillo@google.com>
1575 * gimple.c: Include target.h and alias.h.
1576 (gimple_types): Declare.
1577 (type_hash_cache): Declare.
1578 (gimple_alloc_stat): Make extern.
1579 (gimple_build_eh_must_not_throw): Call
1580 gimple_eh_must_not_throw_set_fndecl.
1581 (struct type_pair_d): Declare.
1582 (type_pair_t): Declare.
1583 (type_pair_hash): New.
1584 (type_pair_eq): New.
1585 (lookup_type_pair): New.
1586 (gimple_force_type_merge): New.
1587 (compare_type_names_p): New.
1588 (compare_field_offset): New.
1589 (gimple_types_compatible_p): New.
1590 (struct sccs): Declare.
1591 (next_dfs_num): Declare.
1592 (iterative_hash_gimple_type): New.
1594 (iterative_hash_type_name): New.
1595 (iterative_hash_gimple_type): New.
1596 (gimple_type_hash): New.
1597 (gimple_type_eq): New.
1598 (gimple_register_type): New.
1599 (print_gimple_types_stats): New.
1600 (gimple_signed_or_unsigned_type): New.
1601 (gimple_unsigned_type): New.
1602 (gimple_signed_type): New.
1603 (gimple_get_alias_set): New.
1604 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1605 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1606 (gimple_force_type_merge): Declare.
1607 (gimple_types_compatible_p): Declare.
1608 (gimple_register_type): Declare.
1609 (print_gimple_types_stats): Declare.
1610 (gimple_unsigned_type): Declare.
1611 (gimple_signed_type): Declare.
1612 (gimple_get_alias_set): Declare.
1613 (gimple_eh_must_not_throw_set_fndecl): New.
1615 2009-10-03 Jan Hubicka <jh@suse.cz>
1616 Kenneth Zadeck <zadeck@naturalbridge.com>
1618 * ipa-pure-const.c: Include lto-streamer.h.
1619 (register_hooks): Factor out of ...
1620 (generate_summary): ... here.
1621 (pure_const_write_summary): New.
1622 (pure_const_read_summary): New.
1623 (pass_ipa_pure_const): Add pure_const_write_summary and
1624 pure_const_read_summary.
1625 * ipa-reference.c: Include lto-streamer.h.
1626 (add_new_function): New.
1627 (remove_node_data): New.
1628 (duplicate_node_data): New.
1629 (ipa_init): Guard against multiple calls.
1630 Move hook setup from analyze_function.
1631 (write_node_summary_p): New.
1632 (ipa_reference_write_summary): New.
1633 (ipa_reference_read_summary): New.
1634 (pass_ipa_reference): Add ipa_reference_write_summary and
1635 ipa_reference_read_summary.
1636 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1637 (struct cgraph_edge): Add fields lto_stmt_uid and
1638 call_stmt_cannot_inline_p.
1639 (cgraph_optimize): Declare.
1640 (cgraph_decide_is_function_needed): Declare.
1641 (reset_inline_failed): Declare.
1642 (enum LTO_cgraph_tags): Declare.
1643 (LTO_cgraph_tag_names): Declare.
1644 (LCC_NOT_FOUND): Define.
1646 2009-10-03 Doug Kwan <dougkwan@google.com>
1647 Rafael Espindola <espindola@google.com>
1648 Jan Hubicka <jh@suse.cz>
1649 Diego Novillo <dnovillo@google.com>
1650 Kenneth Zadeck <zadeck@naturalbridge.com>
1652 * passes.c (all_regular_ipa_passes): New.
1653 (all_ipa_passes): Rename to all_small_ipa_passes.
1654 (init_optimization_passes): Init all_regular_ipa_passes.
1655 * tree-pass.h (all_regular_ipa_passes): New.
1656 (all_ipa_passes): Rename to all_small_ipa_passes.
1657 * passes.c (all_lto_gen_passes): New.
1658 (init_optimization_passes): Initialize all_lto_gen_passes.
1659 (execute_ipa_summary_passes): Make non-static.
1660 (ipa_write_summaries_1): New.
1661 (ipa_write_summaries_2): New.
1662 (ipa_write_summaries): New.
1663 (ipa_write_summaries_of_cgraph_node_set): New.
1664 (ipa_read_summaries_1): New.
1665 (ipa_read_summaries): New.
1666 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1667 (execute_regular_ipa_pass_list): Remove.
1668 (init_optimization_passes): Schedule
1669 pass_rebuild_cgraph_edges and pass_early_inline outside
1670 of pass_all_early_optimizations. Document reason.
1671 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1672 pass_ipa_lto_finish_out): New pass.
1673 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1674 (execute_all_ipa_transforms): New.
1675 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1676 (dump_properties, debug_properties): New.
1677 * tree-optimize.c (gate_all_early_local_passes): Return
1678 false if we are in lto1.
1679 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1680 * tree-pass.h (execute_all_ipa_transforms): Declare.
1681 (pass_ipa_function_and_variable_visibility): Declare.
1682 (pass_ipa_early_inline): Declare.
1683 (pass_ipa_lto_gimple_out): Declare.
1684 (pass_ipa_lto_wpa_fixup): Declare.
1685 (pass_ipa_lto_finish_out): Declare.
1686 (all_small_ipa_passes, all_regular_ipa_passes,
1687 all_lto_gen_passes): Declare.
1688 (execute_ipa_summary_passes): Declare.
1689 (execute_all_ipa_transforms): Declare.
1690 (ipa_write_summaries): Declare
1691 (ipa_write_summaries_of_cgraph_node_set): Declare.
1692 (ipa_read_summaries): Declare.
1694 2009-10-03 Doug Kwan <dougkwan@google.com>
1695 Ollie Wild <aaw@google.com>
1697 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1699 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1700 (lto_mode): New variable.
1701 (maybe_run_lto_and_relink): Handle the -fwpa option.
1702 (main): Handle the -fwpa option.
1703 (maybe_unlink_list): New function.
1704 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1705 * common.opt (flto): New flag.
1706 * toplev.c (flag_generate_lto): Declare.
1708 2009-10-03 Simon Baldwin <simonb@google.com>
1710 * common.opt (flto-compression-level): New flag.
1712 * opts.c: Include lto-opts.h.
1713 (handle_option): Call lto_register_user_option for each
1714 valid option handled.
1715 (decode_options): Clear registered options before the options
1718 2009-10-03 Cary Coutant <ccoutant@google.com>
1720 * collect2.c (is_elf): New function.
1721 (scan_prog_file): Require LTO object to be in ELF format.
1723 2009-10-03 Rafael Espindola <espindola@google.com>
1725 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1726 libgcc to the linker.
1728 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1730 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1731 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1733 * collect2.h (collect_execute): Add flags argument.
1734 * tlink.c (tlink_execute): Update call to collect_execute.
1735 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1736 (use_linker_plugin): New.
1737 (use_linker_plugin_spec_function): New.
1738 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1739 (linker_plugin_file_spec): New.
1740 (lto_wrapper_spec): New.
1741 (lto_gcc_spec): New.
1742 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1743 (static_spec_functions): Add use-linker-plugin.
1744 (process_command): Handle -use-linker-plugin.
1745 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1746 linker_plugin_file_spec and lto_gcc_spec.
1747 (use_linker_plugin_spec_function): New.
1749 2009-10-03 Richard Guenther <rguenther@suse.de>
1753 * tree.h (is_lang_specific): Include LANG_TYPE.
1754 * tree.c (find_decls_types_r): Manually add interesting parts
1755 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1757 * gimple.c (type_pair_hash): Make symmetric.
1758 (type_pair_eq): Likewise.
1759 (lookup_type_pair): Increase initial hashtable size.
1760 (gimple_force_type_merge): Rely on type-pair symmetry.
1761 (visit): Remove excessive checking code.
1762 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1763 (gimple_register_type): Remove getenv calls, shrink initial
1767 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1768 inline functions if not generating lto output.
1771 * toplev.c (finalize): In WPA mode remove the asm file.
1773 2009-10-03 Doug Kwan <dougkwan@google.com>
1775 * ipa-inline.c (cgraph_mark_inline): Check
1776 edge->call_stmt_cannot_inline_p instead of calling
1777 gimple_call_cannot_inline_p.
1778 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1779 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1780 (inline_generate_summary): Do nothing in LTRANS.
1781 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1782 exists before calling gimple_call_cannot_inline_p.
1783 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1784 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1785 Update new_edge->lto_stmt_uid.
1786 * cgraphbuild.c (reset_inline_failed): New.
1788 * common.opt (fwpa): New flag.
1789 (fltrans): New option.
1790 * gcc.c (gcc_lto_option_t): New type.
1791 (current_lto_option): New variable.
1792 (lto_single_spec_function): Remove and is replaced by ..
1793 (lto_option_spec_function): New function.
1794 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1795 passing the -flto flag.
1796 (cc1_options): Separate non-LTO related parts into ..
1797 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1798 (lto1_options): New spec for lto FE.
1799 (link_lto_options): New spec for handling LTO flags in linker.
1800 (invoke_lto_single): Re-format to fit in 80 column. Replace
1801 lto-single with lto-option.
1802 (static_specs): Add cc1_non_lto_options, lto1_options and
1804 (static_spec_function): Replace lto-single with lto-option.
1805 (process_command): Handle -flto, -fwpa and -fltran by setting
1806 current_lto_option and not passing it to subprocess unconditionally.
1808 2009-10-03 Bill Maddox <maddox@google.com>
1810 Add `gcc' driver support for link-time code generation (LTO).
1812 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1813 (lto_flag, lto_objects, lto_o_file): New variables.
1814 (struct lto_object, struct lto_object_list): New structures.
1815 (collect_exit, handler): Remove LTO temporary output file on exit.
1816 (add_lto_object): New function.
1817 (maybe_run_lto_and_relink): New function. Perform link time code
1818 generation and relinking for object files containing LTO information.
1819 (main): Invoke maybe_run_lto_and_relink().
1820 (dump_argv): New function. For debugging, currently disabled.
1821 (scan_prog_file): Add LTO information pass.
1822 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1824 * toplev.c (compile_file): Emit assembler directive to create
1825 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1827 2009-10-03 Diego Novillo <dnovillo@google.com>
1829 * c.opt: Add LTO to warn_abi and warn_psabi.
1831 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1832 inline function. Ignore language-specific nodes. Update all users.
1833 (find_decls_types_r): Do not traverse the subtrees of
1834 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1835 * tree.h (is_lang_specific): New.
1836 * langhooks.h (struct lang_hooks_for_decls): Remove
1837 may_need_assembler_name_p. Update all users.
1839 * c-common.c (set_builtin_user_assembler_name): Move ...
1840 * builtins.c (set_builtin_user_assembler_name): ... here.
1841 (is_builtin_name): Add comment
1842 (is_builtin_fn): New.
1843 * except.c (output_ttype): Only call
1844 lookup_type_for_runtime if TYPE is not a runtime type.
1846 * passes.c (register_pass): Call position_pass on
1847 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1848 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1849 (TV_IPA_LTO_DECL_IO): Define.
1850 (TV_IPA_LTO_CGRAPH_IO): Define.
1852 (TV_WHOPR_WPA): Define.
1853 (TV_WHOPR_WPA_IO): Define.
1854 (TV_WHOPR_LTRANS): Define.
1855 (TV_WHOPR_WPA_FIXUP): Define.
1856 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1857 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1858 * tree-flow.h (tree_node_can_be_shared): Declare.
1859 * tree-inline.c (tree_can_inline_p): Check that E has a
1860 statement associated with it.
1861 * tree.c (free_lang_data_in_binf): Factor out of ...
1862 (free_lang_data_in_type): ... here.
1863 Call RECORD_OR_UNION_TYPE_P.
1864 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1865 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1866 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1867 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1868 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1869 (gate_free_lang_data): Return true if flag_generate_lto is set.
1870 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1871 * c-common.h (set_builtin_user_assembler_name): Move ...
1872 * tree.h (set_builtin_user_assembler_name): ... here.
1874 * common.opt (flto-report): New flag.
1875 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1876 * collect2.c (scan_prog_file): Send the error output of
1877 'nm' to HOST_BIT_BUCKET.
1879 2009-10-03 Ollie Wild <aaw@google.com>
1881 * langhooks-def.h (lhd_begin_section): New function declaration.
1882 (lhd_write_section): New function declaration.
1883 (lhd_end_section): New function declaration.
1884 (LANG_HOOKS_BEGIN_SECTION): New macro.
1885 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1886 (LANG_HOOKS_END_SECTION): New macro.
1887 (LANG_HOOKS_LTO): New macro.
1888 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1889 * langhooks.c (output.h): Add include.
1890 (saved_section): New static variable.
1891 (lhd_begin_section): New function.
1892 (lhd_write_section_data): New function.
1893 (lhd_end_section): New function.
1894 * langhooks.h (struct lang_hooks_for_lto): New structure.
1895 (struct lang_hooks): Add member lto.
1896 * Makefile.in (langhooks.o): Add dependency on output.h.
1898 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1900 2009-10-03 Richard Guenther <rguenther@suse.de>
1902 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1905 2009-10-03 Simon Baldwin <simonb@google.com>
1906 Richard Guenther <rguenther@suse.de>
1907 Janis Johnson <janis187@us.ibm.com>
1908 Doug Kwan <dougkwan@google.com>
1909 Diego Novillo <dnovillo@google.com>
1910 Ramana Radhakrishnan <ramana.r@gmail.com>
1911 Ollie Wild <aaw@google.com>
1913 * doc/install.texi: Add documentation for libelf and --enable-lto.
1914 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1915 -flto-report, -flto-compression-level and -use-linker-plugin.
1916 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1917 Add section for LTO Testing.
1919 2009-10-02 Cary Coutant <ccoutant@google.com>
1921 Add support for comdat type sections for DWARF v4.
1922 Merge from dwarf4 branch.
1924 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1925 (dw_die_ref): Define vector type.
1926 (enum dw_val_class): Add dw_val_class_data8.
1927 (struct dw_val_struct): Add v.val_data8.
1928 (comdat_type_node_ref): New type.
1929 (struct die_struct): Move die_symbol into a union; add new field
1930 die_type_node. Change all uses.
1931 (comdat_type_node): New type.
1932 (skeleton_chain_node): New type.
1933 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1934 (comdat_type_list): New variable.
1935 (dwarf_tag_name): Add DW_TAG_type_unit.
1936 (dwarf_attr_name): Add DW_AT_signature.
1937 (add_AT_data8): New function.
1938 (replace_child): New function.
1939 (move_all_children): New function.
1940 (print_signature): New function.
1941 (print_die): Print signature information; add dw_val_class_data8.
1942 (attr_checksum): Support dw_val_class_data8.
1943 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1944 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1945 (checksum_sleb128, checksum_uleb128): New functions.
1946 (checksum_die_context): New function.
1947 (loc_checksum_ordered): New function.
1948 (attr_checksum_ordered): New function.
1949 (struct checksum_attributes): New structure.
1950 (collect_checksum_attributes): New function.
1951 (die_checksum_ordered): New function.
1952 (generate_type_signature): New function.
1953 (same_dw_val_p): Add dw_val_class_data8.
1954 (is_symbol_die): Use new is_declaration_die function.
1955 (is_declaration_die): New function.
1956 (should_move_die_to_comdat): New function.
1957 (clone_die): New function.
1958 (clone_tree): New function.
1959 (clone_as_declaration): New function.
1960 (copy_declaration_context): New function.
1961 (generate_skeleton_ancestor_tree): New function.
1962 (generate_skeleton_bottom_up): New function.
1963 (generate_skeleton): New function.
1964 (remove_child_or_replace_with_skeleton): New function.
1965 (break_out_comdat_types): New function.
1966 (struct decl_table_entry): New type.
1967 (htab_decl_hash): New function.
1968 (htab_decl_eq): New function.
1969 (htab_decl_del): New function.
1970 (copy_ancestor_tree): New function.
1971 (copy_decls_walk): New function.
1972 (copy_decls_for_unworthy_types): New function.
1973 (build_abbrev_table): Don't assert on missing die_symbol when doing
1974 comdat type sections.
1975 (size_of_die): Use DW_FORM_sig8 for external references. Add
1977 (unmark_dies): Don't assert for unmarked dies when doing comdat
1979 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1980 (output_signature): New function.
1981 (output_die): Likewise.
1982 (output_compilation_unit_header): Mark output as DWARF version 3
1983 even if generating DWARF 4.
1984 (output_comdat_type_unit): New function.
1985 (output_line_info): Mark output as DWARF version 3 even if generating
1987 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1989 (dwarf2out_end_source_file): Likewise.
1990 (prune_unused_types_walk_attribs): Don't follow references into
1991 comdat type sections.
1992 (prune_unused_types_mark): When generating type units, do not mark
1993 children of non-defining declarations of types; do mark children of
1995 (prune_unused_types): Process comdat type sections.
1996 (htab_ct_hash): New function.
1997 (htab_ct_eq): New function.
1998 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1999 Add a pointer to the line table from type unit entries so
2000 DW_AT_decl_file has meaning.
2001 * varasm.c (default_elf_asm_named_section): Use identifier name as
2002 comdat key instead of lang hook.
2004 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2006 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2008 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2010 * config/i386/i386.md (SWIM248): New mode iterator.
2011 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2012 divmodhi4 patterns using SWIM248 macro.
2013 (*divmod<mode>4): Macroize insn_and_split pattern from
2014 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2015 and their corresponding splitters usign SWIM248 macro. Split SImode
2016 insn to generate cltd and DImode insn to generate cqto instead of
2017 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2018 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2019 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2020 *divmodsi_noext patterns using SWIM248 macro.
2021 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2022 udivmodhi4 patterns using SWIM248 macro.
2023 (*udivmod<mode>4): Macroize insn_and_split pattern from
2024 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2025 corresponding splitters using SWIM248 macro.
2026 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2027 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2029 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2031 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2032 of zero-sized element is zero-sized regardless of its extent.
2034 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2037 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2038 * configure: Regenerated.
2039 * config.in: Regenerated.
2040 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2041 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2042 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2043 not emitting .eh_frame, emit .cfi_sections .debug_frame
2048 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2049 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2051 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2052 vars use DECL_RTL with resetting it back to NULL afterwards.
2053 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2054 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2055 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2056 the attribute type allows it, otherwise use DW_FORM_dataN.
2057 (mem_loc_descriptor): Handle CONST_STRING.
2058 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2059 Handle MEM with CONST_STRING address using add_AT_string.
2060 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2061 CONST_STRING for const arrays initialized with a string literal.
2062 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2063 (dwarf2out_finish): Call resolve_addr.
2065 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2066 Maxim Kuvyrkov <maxim@codesourcery.com>
2068 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2070 2009-10-02 Nick Clifton <nickc@redhat.com>
2072 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2073 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2075 2009-10-01 Jan Hubicka <jh@suse.cz>
2077 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2078 (cgraph_create_virtual_clone): Just pass redirect_callers
2080 * cgraph.h (cgraph_clone_node): Update prototype.
2081 * ipa-pure-const.c (self_recursive_p): New function.
2082 (propagate): Use it.
2083 * ipa-inline.c (cgraph_clone_inlined_nodes,
2084 cgraph_decide_recursive_inlining): Update.
2086 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2088 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2089 instructions for TARGET_OCTEON.
2091 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2093 * config/arm/arm.c (arm_override_options): Turn off
2094 flag_dwarf2_cfi_asm for AAPCS variants.
2096 2009-10-01 Martin Jambor <mjambor@suse.cz>
2099 * tree-sra.c (convert_callers): Do not call
2100 compute_inline_parameters on one caller more than once.
2102 2009-10-01 Nick Clifton <nickc@redhat.com>
2104 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2105 an empty string if not already defined.
2107 2009-10-01 Martin Jambor <mjambor@suse.cz>
2110 * tree-sra.c (is_va_list_type): New function.
2111 (find_var_candidates): Call is_va_list_type.
2112 (find_param_candidates): Check that the type or the type pointed
2113 to are not va_list types.
2115 2009-10-01 Martin Jambor <mjambor@suse.cz>
2118 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2119 DECL_ARTIFICIAL (param_decl) is true.
2121 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2123 * tree.h (tree_decl_common::lang_flag_8): New.
2124 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2126 * c-common.h (RID_CONSTEXPR): New.
2128 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2130 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2131 Use ref-all pointers.
2132 (alpha_gimplify_va_arg): Ditto.
2134 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2137 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2138 before insn counting loop now that BB_END (bb) is counted. Ensure
2139 the return value isn't zero.
2141 2009-09-30 Nick Clifton <nickc@redhat.com>
2143 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2144 with separate definitions of c_target_objs and cxx_target_objs.
2145 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2147 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2148 sh_symbian_import_export_class.
2149 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2150 * config/sh/symbian.c: Delete, moving code into...
2151 * config/sh/symbian-base.c: ... here
2152 * config/sh/symbian-c.c: ... and here
2153 * config/sh/symbian-cxx.c: ... and here.
2155 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2158 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2159 of plus RTX into register.
2161 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2163 * doc/install.texi: Linguistic and markup fixes.
2164 (Configuration) <--disable-cpp>: Remove description.
2165 <--enable-maintainer-mode>: Autotools files are affected, too.
2166 <--with-sysroot>: Improve description.
2167 (Building): Bump required GNU make version.
2169 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2171 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2172 (x86_64-*-*): Ditto.
2174 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2175 intrinisics for FMA4.
2176 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2177 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2178 Add FMA4 check and fma4intrin.h.
2179 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2181 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2182 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2183 constant for FMA4 support.
2184 (UNSPEC_FMA4_FMADDSUB): Ditto.
2185 (UNSPEC_FMA4_FMSUBADD): Ditto.
2186 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2187 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2188 (ix86_expand_fma4_multiple_memory): Ditto.
2189 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2190 (OPTION_MASK_ISA_FMA4_UNSET): New.
2191 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2192 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2193 (ix86_handle_option): Handle -mfma4.
2194 (isa_opts): Handle -mfma4.
2195 (enum pta_flags): Add PTA_FMA4.
2196 (override_options): Add FMA4 support.
2197 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2198 (IX86_BUILTIN_VFMADDSD): Ditto.
2199 (IX86_BUILTIN_VFMADDPS): Ditto.
2200 (IX86_BUILTIN_VFMADDPD): Ditto.
2201 (IX86_BUILTIN_VFMSUBSS): Ditto.
2202 (IX86_BUILTIN_VFMSUBSD): Ditto.
2203 (IX86_BUILTIN_VFMSUBPS): Ditto.
2204 (IX86_BUILTIN_VFMSUBPD): Ditto.
2205 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2206 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2207 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2208 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2209 (IX86_BUILTIN_VFNMADDSS): Ditto.
2210 (IX86_BUILTIN_VFNMADDSD): Ditto.
2211 (IX86_BUILTIN_VFNMADDPS): Ditto.
2212 (IX86_BUILTIN_VFNMADDPD): Ditto.
2213 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2214 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2215 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2216 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2217 (IX86_BUILTIN_VFMADDPS256): Ditto.
2218 (IX86_BUILTIN_VFMADDPD256): Ditto.
2219 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2220 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2221 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2222 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2223 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2224 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2225 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2226 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2227 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2228 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2229 (enum multi_arg_type): New enum for describing the various FMA4
2230 intrinsic argument types.
2231 (bdesc_multi_arg): New table for FMA4 intrinsics.
2232 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2233 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2235 (ix86_expand_builtin): Add FMA4 intrinsic support.
2236 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2237 operand instructions.
2238 (ix86_expand_fma4_multiple_memory): New function to split the
2239 second memory reference from FMA4 instructions.
2240 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2241 (ssemodesuffixf2s): Ditto.
2242 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2244 (fma4_fmsub<mode>4): Ditto.
2245 (fma4_fnmadd<mode>4): Ditto.
2246 (fma4_fnmsub<mode>4): Ditto.
2247 (fma4_vmfmadd<mode>4): Ditto.
2248 (fma4_vmfmsub<mode>4): Ditto.
2249 (fma4_vmfnmadd<mode>4): Ditto.
2250 (fma4_vmfnmsub<mode>4): Ditto.
2251 (fma4_fmadd<mode>4256): Ditto.
2252 (fma4_fmsub<mode>4256): Ditto.
2253 (fma4_fnmadd<mode>4256): Ditto.
2254 (fma4_fnmsub<mode>4256): Ditto.
2255 (fma4_fmaddsubv8sf4): Ditto.
2256 (fma4_fmaddsubv4sf4): Ditto.
2257 (fma4_fmaddsubv4df4): Ditto.
2258 (fma4_fmaddsubv2df4): Ditto.
2259 (fma4_fmsubaddv8sf4): Ditto.
2260 (fma4_fmsubaddv4sf4): Ditto.
2261 (fma4_fmsubaddv4df4): Ditto.
2262 (fma4_fmsubaddv2df4): Ditto.
2263 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2264 instructions for intrinsics.
2265 (fma4i_fmsub<mode>4): Ditto.
2266 (fma4i_fnmadd<mode>4): Ditto.
2267 (fma4i_fnmsub<mode>4): Ditto.
2268 (fma4i_vmfmadd<mode>4): Ditto.
2269 (fma4i_vmfmsub<mode>4): Ditto.
2270 (fma4i_vmfnmadd<mode>4): Ditto.
2271 (fma4i_vmfnmsub<mode>4): Ditto.
2272 (fma4i_fmadd<mode>4256): Ditto.
2273 (fma4i_fmsub<mode>4256): Ditto.
2274 (fma4i_fnmadd<mode>4256): Ditto.
2275 (fma4i_fnmsub<mode>4256): Ditto.
2276 (fma4i_fmaddsubv8sf4): Ditto.
2277 (fma4i_fmaddsubv4sf4): Ditto.
2278 (fma4i_fmaddsubv4df4): Ditto.
2279 (fma4i_fmaddsubv2df4): Ditto.
2280 (fma4i_fmsubaddv8sf4): Ditto.
2281 (fma4i_fmsubaddv4sf4): Ditto.
2282 (fma4i_fmsubaddv4df4): Ditto.
2283 (fma4i_fmsubaddv2df4): Ditto.
2285 * doc/invoke.texi (-mfma4): Add documentation.
2286 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2288 2009-09-29 Richard Henderson <rth@redhat.com>
2290 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2291 an edge to the new destination block.
2293 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2296 * pa.c (hppa_profile_hook): Use
2297 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2299 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2300 Alexander Monakov <amonakov@ispras.ru>
2303 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2304 (not_postinc_memory_operand): New.
2305 (not_postinc_move_operand): New.
2306 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2307 (*cmovsi_internal): Ditto.
2309 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2311 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2312 restrict issue_rate in first pass when scheduling for register
2315 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2316 Rafael Avila de Espindola <espindola@google.com>
2318 * gengtype.c (plugin_output): New.
2319 (get_output_file_with_visibility): Return plugin_output for plugins.
2320 (main): Parse and use the -P option.
2321 * gty.texi: Update the command line format.
2323 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2326 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2328 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2329 out if !const_ok_for_output.
2332 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2333 case VAR_LOCATION>: Remove gcc_unreachable ().
2335 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2337 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2338 (x86_64-*-*): Ditto.
2339 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2340 back to smmintrin.h.
2341 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2342 * config/i386/x86intrin.h: Remove SSE5.
2343 * config/i386/mmintrin-common.h: Delete file.
2344 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2346 2009-09-29 Richard Guenther <rguenther@suse.de>
2348 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2349 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2351 2009-09-29 Nick Clifton <nickc@redhat.com>
2353 * function.c (current_function_name): If there is no current
2354 function just return "<none>".
2356 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2358 * tree-pass.h (register_pass_info): New structure.
2359 (pass_positioning_ops): Move enum from gcc-plugin.h.
2360 (register_pass): New function.
2361 * gcc-plugin.h (plugin_pass): Delete structure.
2362 (pass_positioning_ops): Delete enum.
2363 * plugin.c (regsiter_pass): Delete function.
2364 (position_pass): Delete function.
2365 (added_pass_nodes): Delete variable.
2366 (prev_added_pass_nodes): Delete variable.
2367 (pass_list_node): Delete structure.
2368 * passes.c (make_pass_instance): New function.
2369 (next_pass_1): Change to call make_pass_instance.
2370 (pass_list_node): Move structure from gcc-plugin.h.
2371 (added_pass_nodes): Move variable from plugin.c.
2372 (prev_added_pass_nodes): Move variable from plugin.c.
2373 (position_pass): New function.
2374 (register_pass): New function.
2376 2009-09-28 Easwaran Raman <eraman@google.com>
2378 * ifcvt.c (noce_try_abs): Recognize pattern and call
2379 expand_one_cmpl_abs_nojump.
2380 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2381 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2383 2009-09-28 Ian Lance Taylor <iant@google.com>
2386 * c-opts.c (c_common_handle_option): Don't set
2387 warn_jump_misses_init for -Wall.
2388 * doc/invoke.texi (Warning Options): Update documentation.
2390 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2392 * Makefile.in ($(out_object_file)): Depend on
2393 gt-$(basename $(notdir $(out_file))).h.
2395 2009-09-28 Richard Henderson <rth@redhat.com>
2397 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2398 * except.c (gen_eh_region): Set it.
2399 (duplicate_eh_regions_1): Copy it.
2400 * tree-eh.c (lower_resx): Use it to determine which function
2403 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2404 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2405 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2406 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2407 BUILT_IN_CXA_END_CLEANUP if necessary.
2409 * c-common.c (c_define_builtins): Update call to
2410 build_common_builtin_nodes.
2412 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2414 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2416 2009-09-28 Michael Matz <matz@suse.de>
2418 * builtins.c (interclass_mathfn_icode): New helper.
2419 (expand_builtin_interclass_mathfn): Use it here, and split folding
2421 (fold_builtin_interclass_mathfn): ... this new folder.
2422 (build_call_nofold_loc): New static helper.
2423 (build_call_nofold): New wrapper macro for above.
2424 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2425 (expand_builtin_pow): Ditto.
2426 (expand_builtin_memset_args): Ditto.
2427 (expand_builtin_printf): Ditto.
2428 (expand_builtin_fprintf): Ditto.
2429 (expand_builtin_sprintf): Ditto.
2430 (expand_builtin_memory_chk): Ditto.
2431 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2432 (expand_builtin_stpcpy): Ditto.
2433 (expand_builtin_strcmp): Ditto.
2434 (expand_builtin_strncmp): Ditto.
2435 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2436 (expand_builtin_strcpy_args): Don't call folders.
2437 (expand_builtin_memcmp): Ditto.
2438 (expand_builtin_strncpy): Ditto, and use target.
2439 (expand_builtin_memcpy): Ditto.
2440 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2441 expand_builtin_strpbrk, expand_builtin_memmove,
2442 expand_builtin_memmove_args, expand_builtin_bcopy,
2443 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2444 expand_builtin_strspn, expand_builtin_strcspn,
2445 expand_builtin_fputs): Remove these.
2446 (expand_builtin): Don't call the above, change calls to other
2447 expanders that changed prototype.
2448 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2449 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2450 fold_builtin_interclass_mathfn.
2451 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2452 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2454 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2455 * passes.c (init_optimization_passes): Move pass_fold_builtins
2456 after last phiopt pass.
2457 * tree-inline.c (fold_marked_statements): When folding builtins
2458 iterate over all instruction potentially generated.
2459 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2461 (fold_gimple_call): Use it to always fold calls (into potentially
2462 multiple instructions).
2463 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2464 calls into zero at this time.
2465 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2466 statements generated by builtin folding.
2468 2009-09-28 Nick Clifton <nickc@redhat.com>
2470 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2472 2009-09-28 Duncan Sands <baldrick@free.fr>
2474 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2475 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2476 (register_callback): Dispatch it.
2477 (invoke_plugin_callbacks): Incorporate in sanity check.
2478 * ggc.h (ggc_register_cache_tab): Add declaration.
2479 * ggc-common.c (ggc_register_root_tab): Simplify.
2480 (const_ggc_cache_tab_t): New typedef.
2481 (extra_cache_vec): New vector of dynamically added cache tables.
2482 (ggc_register_cache_tab): New function.
2483 (ggc_scan_cache_tab): New function.
2484 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2485 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2487 2009-09-27 Richard Henderson <rth@redhat.com>
2489 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2490 which we remove __builtin_stack_restore.
2492 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2494 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2495 to test for GRD_INVARIANT.
2496 (simple_rhs_p): Anything that's function_invariant_p is fine.
2498 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2500 * gengtype.c (main): Use plunge_files instead of plugin_output.
2502 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2503 Rafael Avila de Espindola <espindola@google.com>
2505 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2506 Don't print pch related info if it is false.
2507 (main): Don't print pch info in plugin mode.
2509 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2511 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2512 with dw_val_class_const_double.
2513 (struct dw_val_struct): Replace val_long_long with val_double and
2514 adjust for above change.
2515 (output_loc_operands): Likewise.
2516 (add_AT_long_long): Rename into...
2517 (add_AT_double): ...this.
2518 (print_die): Replace dw_val_class_long_long with
2519 dw_val_class_const_double and adjust.
2520 (attr_checksum): Likewise.
2521 (same_dw_val_p): Likewise.
2522 (size_of_die): Likewise.
2523 (value_format): Likewise.
2524 (output_die): Likewise.
2525 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2526 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2527 instead of add_AT_long_long.
2528 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2529 value with the precision of its type.
2531 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2534 * c-typeck.c (build_conditional_expr): Use the readonly and
2535 volatile flags of the operand types, not of the operands itself.
2537 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2539 * collect2.c (main): Look for -brtl before adding libraries.
2541 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2543 * config.gcc: Update OpenBSD targets.
2544 * config/openbsd-stdint.h: New file.
2545 * config/openbsd-libpthread.h: New file.
2546 * config/openbsd.h: Update and break out LIB_SPEC definition.
2547 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2548 * config/i386/openbsdelf.h: Correct types.
2549 * config/m68k/openbsd.h: Likewise.
2550 * config/mips/openbsd.h: Likewise.
2551 * config/vax/openbsd.h: Likewise.
2553 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2555 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2556 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2557 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2558 of the length and zero.
2560 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2562 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2563 (FLAGS_H): Add options.h $(REAL_H).
2564 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2565 (TREE_VECTORIZER_H): New.
2566 (EBITMAP_H): Renamed from EBIMAP_H.
2567 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2568 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2569 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2570 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2571 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2572 (graphite-clast-to-gimple.o, graphite-dependences.o)
2573 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2574 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2575 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2576 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2577 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2578 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2579 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2580 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2581 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2582 updated and fixed as per above changes and per
2583 check_makefile_deps.sh output.
2586 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2587 * configure: Regenerate.
2589 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2591 * doc/install.texi: Update minimum MPC version to 0.7.
2593 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2595 * doc/install.texi (Binaries): Remove reference to the binary
2596 distribution CD-ROM from the FSF.
2598 2009-09-26 Michael Matz <matz@suse.de>
2602 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2603 that are mentioned in the body.
2605 2009-09-26 Michael Matz <matz@suse.de>
2607 PR tree-optimization/41454
2608 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2609 (tree_ssa_dominator_optimize): Don't allocate and free it.
2610 (dom_opt_leave_block): Don't iterate over it.
2611 (eliminate_redundant_computations): Don't return a value.
2612 (cprop_operand, cprop_into_stmt): Ditto.
2613 (optimize_stmt): Don't defer updating stmts.
2615 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2617 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2618 generic_parameter_die, template_parameter_pack_die,
2619 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2620 renaming DW_TAG_formal_parameter_pack and
2621 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2622 and DW_TAG_GNU_template_parameter_pack.
2624 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2626 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2627 * config/v850/v850.c (v850_function_value): New function.
2628 (TARGET_FUNCTION_VALUE): Define.
2630 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2632 * tree-vect-stmts.c (vectorizable_call): Call
2633 mark_symbols_for_renaming after vect_finish_stmt_generation.
2635 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2636 to loc_descriptor_from_tree.
2637 (add_location_or_const_value_attribute): Pass 0 instead of 2
2638 for decl_by_reference_p decls.
2640 2009-09-25 Richard Guenther <rguenther@suse.de>
2643 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2646 2009-09-25 Ben Elliston <bje@au.ibm.com>
2648 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2651 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2653 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2654 form of instruction.
2656 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2659 * fold-const.c (const_binop): Handle complex int division.
2660 * tree-complex.c (expand_complex_div_straight,
2661 expand_complex_div_wide): Update comments.
2663 2009-09-24 DJ Delorie <dj@redhat.com>
2666 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2667 (reg_class): Likewise.
2668 (REG_CLASS_NAMES): Likewise.
2669 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2670 (m32c_override_options): Disable -fivopts for M32C.
2672 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2674 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2675 Delete VSX load/store with update support.
2676 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2677 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2681 (VStype_load_update): Ditto.
2682 (VStype_store_update): Ditto.
2683 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2684 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2686 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2687 load/store with update builtins.
2689 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2691 * libgcc2.c (L_trampoline): Prototype for getpagesize
2692 and mprotect in WINNT case.
2694 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2696 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2697 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2698 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2699 'outgoing' argument.
2700 (TARGET_FUNCTION_VALUE): Define.
2702 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2704 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2706 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2709 * common.opt: Initialize dwarf_strict to -1.
2710 * toplev.c (process_options): Catch unset dwarf_strict
2711 and set to 0 for all targets not overriding.
2712 * config/darwin.c (darwin_override_options): Catch unset
2713 dwarf_strict and override to 1.
2715 2009-09-24 Jeff Law <law@redhat.com>
2717 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2719 2009-09-24 Richard Guenther <rguenther@suse.de>
2721 PR tree-optimization/36143
2722 PR tree-optimization/38747
2723 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2724 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2726 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2729 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2730 return false instead of gcc_unreachable (). For CONST return the
2731 value returned by recursive call instead of always returning true.
2732 (tree_add_const_value_attribute): Return the value returned by
2733 add_const_value_attribute instead of always returning true if rtl
2736 2009-09-23 Justin Seyster <jrseys@gmail.com>
2738 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2740 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2742 * cgraphunit.c (cgraph_lower_function): Revert last change.
2743 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2744 instead of DECL_NO_STATIC_CHAIN.
2745 * tree-cfg.c (verify_gimple_call): Likewise.
2746 * tree-nested.c (get_chain_decl, get_chain_field,
2747 convert_tramp_reference_op, convert_gimple_call): Likewise.
2748 (convert_all_function_calls): Likewise. Always set or clear
2749 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2750 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2751 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2753 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2754 DECL_NO_STATIC_CHAIN.
2755 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2756 instead of DECL_NO_STATIC_CHAIN.
2757 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2758 decl_function_context.
2759 * varasm.c (initializer_constant_valid_p): Likewise.
2760 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2761 (DECL_STATIC_CHAIN): ... this.
2762 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2763 instead of DECL_NO_STATIC_CHAIN.
2765 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2766 Rafael Avila de Espindola <espindola@google.com>
2768 * gengtype.c (nb_plugin_files): Make it unsigned to match
2769 num_gt_files. Adjust other variables to avoid warnings.
2770 (main): Allocate an all zero lang_bitmap before each plugin file name
2771 to match regular file names.
2773 2009-09-23 Richard Henderson <rth@redhat.com>
2775 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2776 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2777 static chain passed in memory.
2778 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2779 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2780 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2781 STATIC_CHAIN_REGNUM defined.
2783 * config/picochip/picochip-protos.h: s/class/klass/.
2784 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2785 (picochip_static_chain): New.
2786 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2787 (STATIC_CHAIN_INCOMING): Remove.
2789 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2790 (xtensa_static_chain): New.
2791 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2792 (STATIC_CHAIN_INCOMING): Remove.
2794 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2796 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2797 * config/pa/pa-protos.h (function_value): Remove.
2798 * config/pa/pa.c (pa_function_value): Rename from function_value.
2799 Make static, add 'outgoing' argument.
2800 (TARGET_FUNCTION_VALUE): Define.
2802 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2804 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2805 instead of cfun->machine->is_leaf.
2806 * config/avr/avr.h (machine_function): Remove is_leaf field.
2808 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2811 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2812 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2813 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2814 the same size, prefer DW_OP_stack_value.
2815 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2816 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2818 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2821 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2823 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2826 * cfgexpand.c (convert_debug_memory_address): New.
2827 (expand_debug_expr): Convert base address and offset to the same
2828 mode. Use it to convert addresses to other modes. Accept
2831 2009-09-23 Richard Guenther <rguenther@suse.de>
2833 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2834 produced for bigendian targets with promoted subregs.
2836 2009-09-23 Richard Guenther <rguenther@suse.de>
2838 * value-prof.c (gimple_ic): Purge old EH edges only after building
2841 2009-09-23 Nick Clifton <nickc@redhat.com>
2843 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2845 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2848 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2851 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2852 on non-nested functions.
2854 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2855 Jan Hubicka <jh@suse.cz>
2857 * dwarf2out.c (loc_list_plus_const): Only define if
2858 DWARF2_DEBUGGING_INFO.
2859 (address_of_int_loc_descriptor): Likewise.
2862 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2864 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2867 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2868 constant is more than zero.
2870 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2873 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2874 call final to emit non-scheduled prologue, instead insert at entry.
2876 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2877 Joseph S. Myers <joseph@codesourcery.com>
2879 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2881 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2882 Rafael Avila de Espindola <espindola@google.com>
2884 * gengtype.c (is_file_equal): New function.
2885 (close_output_files): Use is_file_equal. Free of->buf.
2887 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2888 Rafael Avila de Espindola <espindola@google.com>
2890 * gengtype.c (write_types, write_local): Add the output_header
2891 argument. Update all callers.
2893 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2895 * dwarf2out.c (template_parameter_pack_die,
2896 gen_formal_parameter_pack_die ): New functions.
2897 (make_ith_pack_parameter_name): Remove this function.
2898 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2899 DW_TAG_formal_parameter_pack.
2900 (gen_generic_params_dies): Represent each template parameter pack
2901 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2902 represented by usual DW_TAG_template_*_parameter DIEs that are
2903 children of the DW_TAG_template_parameter_pack element DIE.
2904 (generic_parameter_die): This doesn't deal with parameter pack
2905 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2906 of parameter pack DIEs.
2907 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2908 in certain cases, e.g. for pack elements.
2909 (gen_formal_types_die, gen_decl_die): Adjust usage of
2910 gen_formal_parameter_die.
2911 (gen_subprogram_die): Represent each function parameter pack by a
2912 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2913 represented by usual DW_TAG_formal_parameter DIEs that are children
2914 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2915 ____builtin_va_alist decls as no part of the compiler uses those
2917 * langhooks.h (struct lang_hooks_for_decls): Add
2918 function_parm_expanded_from_pack_p, get_generic_function_decl
2919 and function_parameter_pack_p hooks. Fix comment for
2920 get_innermost_generic_parms hook.
2921 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2922 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2923 macros and use them to initialize lang_hook.
2925 2009-09-22 Richard Henderson <rth@redhat.com>
2927 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2928 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2929 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2930 on TRAMPOLINE_TEMPLATE.
2931 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2932 TRAMPOLINE_ADJUST_ADDRESS.
2933 * targhooks.c (default_asm_trampoline_template): Remove.
2934 (default_trampoline_adjust_address): Remove.
2935 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2936 * targhooks.h: Update decls.
2938 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2940 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2941 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2942 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2944 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2947 * reload1.c (reload): Reset debug insns with pseudos without
2950 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2952 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2953 unconditional true for decimal float modes.
2954 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2955 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2957 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2959 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2960 Enable a new case for __FreeBSD__ >= 7.
2961 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2962 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2963 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2964 and USE_LD_AS_NEEDED.
2966 * doc/install.texi (*-*-freebsd*): Update target information.
2968 2009-09-22 Richard Guenther <rguenther@suse.de>
2971 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2972 arrays really properly.
2974 2009-09-22 Richard Henderson <rth@redhat.com>
2977 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2978 calls.static_chain, calls.trampoline_init,
2979 calls.trampoline_adjust_address.
2980 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2981 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2982 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2983 * builtins.c (expand_builtin_setjmp_receiver): Use
2984 targetm.calls.static_chain; only clobber registers.
2985 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2986 set up memory attributes properly for the trampoline block.
2987 (expand_builtin_adjust_trampoline): Use
2988 targetm.calls.trampoline_adjust_address.
2989 * calls.c (prepare_call_address): Add fndecl argument. Use
2990 targetm.calls.static_chain.
2991 * df-scan.c (df_need_static_chain_reg): Remove.
2992 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2993 consolodate static chain handling.
2994 * doc/tm.texi: Document new hooks.
2995 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2996 (init_emit_regs): Don't initialize them.
2997 * expr.h (prepare_call_address): Update decl.
2998 * final.c (profile_function): Use targetm.calls.static_chain.
2999 * function.c (expand_function_start): Likewise.
3000 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
3001 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
3002 only clobber registers.
3003 * targhooks.c (default_static_chain): New.
3004 (default_asm_trampoline_template, default_trampoline_init): New.
3005 (default_trampoline_adjust_address): New.
3006 * targhooks.h: Declare them.
3007 * varasm.c (assemble_trampoline_template): Use
3008 targetm.asm_out.trampoline_template. Make the memory block const
3011 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3012 alpha_initialize_trampoline. Make static. Merge VMS parameter
3013 differences into the TARGET_ABI_OPEN_VMS code block.
3014 (TARGET_TRAMPOLINE_INIT): New.
3015 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3016 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3017 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3018 (INITIALIZE_TRAMPOLINE): Remove.
3020 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3021 (TRAMPOLINE_TEMPLATE): Merge with ...
3022 (INITIALIZE_TRAMPOLINE): ... this and move ...
3023 * config/arc/arc.c (arc_trampoline_init): ... here.
3024 (TARGET_TRAMPOLINE_INIT): New.
3026 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3027 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3028 (arm_asm_trampoline_template): New.
3029 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3030 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3031 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3032 code to arm_asm_trampoline_template.
3033 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3034 arm_trampoline_adjust_address.
3035 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3036 adjust for target hook parameters.
3038 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3041 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3042 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3043 (bfin_trampoline_init): Rename from initialize_trampoline;
3044 make static; update for target hook parameters.
3045 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3046 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3047 bfin_asm_trampoline_template.
3048 (INITIALIZE_TRAMPOLINE): Remove.
3050 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3051 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3052 cris_trampoline_init): New.
3053 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3054 cris_asm_trampoline_template.
3055 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3056 adjust for target hook parameters.
3058 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3060 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3061 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3062 fr30_trampoline_init): New.
3063 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3064 fr30_asm_trampoline_template.
3065 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3066 adjust for target hook parameters.
3068 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3069 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3070 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3071 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3072 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3074 * config/h8300/h8300.c (h8300_trampoline_init): New.
3075 (TARGET_TRAMPOLINE_INIT): New.
3076 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3077 to h8300_trampoline_init and adjust for hook parameters.
3079 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3080 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3081 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3082 make static; adjust for hook parameters.
3083 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3085 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3086 (TARGET_TRAMPOLINE_INIT): New.
3087 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3088 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3089 iq2000_asm_trampoline_template.
3090 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3091 (TRAMPOLINE_CODE_SIZE): New.
3092 (TRAMPOLINE_SIZE): Use it.
3093 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3095 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3096 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3097 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3098 adjust for hook parameters.
3099 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3101 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3102 (m32r_trampoline_init): New.
3103 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3104 m32r_trampoline_init.
3106 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3107 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3108 make static; update for hook parameters.
3109 * config/m68hc11/m68hc11-protos.h: Update.
3110 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3112 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3113 (TARGET_TRAMPOLINE_INIT): New.
3114 (mcore_function_value): Fix typo.
3115 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3116 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3117 to mcore_asm_trampoline_template.
3118 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3120 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3121 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3122 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3123 update for hook parameters.
3124 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3126 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3127 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3128 mips_trampoline_init): New.
3129 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3130 mips_asm_trampoline_template.
3131 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3132 update for hook parameters.
3134 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3135 (TARGET_TRAMPOLINE_INIT): New.
3136 (mmix_trampoline_size): Remove.
3137 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3138 make static. Remove out-of-date tetra vs octa comment.
3139 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3140 make static; update for hook parameters.
3141 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3142 (INITIALIZE_TRAMPOLINE): Remove.
3143 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3144 (TRAMPOLINE_ALIGNMENT): New.
3145 * gcc/config/mmix/mmix-protos.h: Update.
3147 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3148 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3149 mn10300_trampoline_init): New.
3150 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3151 mn10300_asm_trampoline_template.
3152 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3154 * config/moxie/moxie.c (moxie_static_chain,
3155 moxie_asm_trampoline_template, moxie_trampoline_init,
3156 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3157 TARGET_TRAMPOLINE_INIT): New.
3158 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3159 moxie_trampoline_init.
3160 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3161 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3163 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3164 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3165 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3166 pa_trampoline_adjust_address): New.
3167 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3168 pa_asm_trampoline_template.
3169 (TRAMPOLINE_ALIGNMENT): New.
3170 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3171 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3172 adjust for hook parameters.
3173 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3175 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3176 (TARGET_TRAMPOLINE_INIT): New.
3177 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3178 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3180 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3182 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3183 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3184 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3185 make static; adjust parameters for the hook.
3186 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3188 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3189 s390_trampoline_template; make static.
3190 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3191 make static; adjust for target hook.
3192 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3193 * config/s390/s390-protos.h: Remove trampoline decls.
3194 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3195 (TRAMPOLINE_TEMPLATE): Remove.
3196 (TRAMPOLINE_ALIGNMENT): New.
3198 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3199 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3200 (TARGET_TRAMPOLINE_INIT): New.
3201 (score_asm_trampoline_template): New.
3202 (score_trampoline_init): Rename from score_initialize_trampoline;
3203 make static; adjust for hook parameters.
3204 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3205 score[37]_asm_trampoline_template.
3206 (INITIALIZE_TRAMPOLINE): Remove.
3207 * config/score/score3.c (score3_asm_trampoline_template): New.
3208 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3209 adjust for target hook.
3210 * config/score/score7.c (score7_asm_trampoline_template): New.
3211 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3212 adjust for target hook.
3213 * config/score/score3.h, config/score/score7.h: Update.
3215 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3216 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3217 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3218 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3219 make static; adjust for target hook parameters.
3220 (sh_trampoline_adjust_address): New.
3221 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3222 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3224 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3225 (sparc32_initialize_trampoline): Rename from
3226 sparc_initialize_trampoline; make static; replace tramp parameter
3227 with m_tramp and update memory accesses.
3228 (sparc64_initialize_trampoline): Similarly.
3229 (sparc_trampoline_init): New.
3230 * config/sparc/sparc-protos.h: Remove trampoline decls.
3231 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3232 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3234 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3235 (array_to_constant): Make ARR parameter const.
3236 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3237 make static; update for hook parameters.
3238 * config/spu/spu-protos.h: Update decls.
3239 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3241 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3242 from xstormy16_initialize_trampoline; make static; update for
3244 (TARGET_TRAMPOLINE_INIT): New.
3245 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3247 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3248 (TARGET_TRAMPOLINE_INIT): New.
3249 (v850_can_eliminate): Make static.
3250 (v850_asm_trampoline_template, v850_trampoline_init): New.
3251 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3252 v850_asm_trampoline_template.
3253 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3254 and adjust for target hook parameters.
3256 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3257 (TARGET_TRAMPOLINE_INIT): New.
3258 (vax_asm_trampoline_template, vax_trampoline_init): New.
3259 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3260 vax_asm_trampoline_template.
3261 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3263 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3264 (TARGET_TRAMPOLINE_INIT): New.
3265 (xtensa_asm_trampoline_template): Rename from
3266 xtensa_trampoline_template; make static.
3267 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3268 make static; update for hook parameters.
3269 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3270 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3271 (INITIALIZE_TRAMPOLINE): Remove.
3273 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3274 error for nested functions with regparm=3.
3275 (ix86_compute_frame_layout): Adjust frame pointer offset for
3276 ix86_static_chain_on_stack.
3277 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3278 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3279 don't reset to UNITS_PER_WORD.
3280 (ix86_emit_leave): Adjust ix86_cfa_state.
3281 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3282 (ix86_static_chain): New.
3283 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3284 make static; update for target hook parameters; use ix86_static_chain.
3285 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3286 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3287 (INITIALIZE_TRAMPOLINE): Remove.
3288 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3289 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3290 to the end. Add static_chain_on_stack.
3291 (ix86_static_chain_on_stack): New.
3293 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3294 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3295 (m68k_trampoline_init): New.
3296 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3297 m68k_trampoline_init and adjust for hook parameters.
3298 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3299 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3301 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3303 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3304 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3306 * reload1.c (reload): Call wrap_constant when substituting
3307 reg for equiv inside of DEBUG_INSNs.
3310 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3311 add_call_src_coords_attributes, add_high_low_attributes,
3312 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3313 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3314 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3315 when -gdwarf-2 -gstrict-dwarf.
3316 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3317 -gdwarf-[23] -gstrict-dwarf.
3318 (address_of_int_loc_descriptor, loc_descriptor,
3319 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3320 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3321 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3323 2009-09-22 Richard Guenther <rguenther@suse.de>
3325 PR tree-optimization/41428
3326 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3327 (ccp_finalize): Pass it to substitute_and_fold.
3329 2009-09-22 Richard Guenther <rguenther@suse.de>
3331 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3332 (substitute_and_fold): Adjust prototype.
3333 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3334 (simplify_stmt_using_ranges): Likewise.
3335 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3336 (vrp_fold_stmt): New function.
3337 (vrp_finalize): Pass it to substitute_and_fold.
3338 * tree-flow.h (vrp_evaluate_conditional): Remove.
3339 (simplify_stmt_using_ranges): Likewise.
3340 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3341 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3342 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3344 (fold_predicate_in): Move to tree-vrp.c.
3345 (substitute_and_fold): Use the callback instead of calling into
3346 tree-vrp.c functions directly.
3348 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3350 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3351 comparison warning on rs6000.
3354 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3355 GIMPLE_EH_MUST_NOT_THROW cleanup.
3356 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3358 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3361 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3362 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3363 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3364 libSystem which is derived from the gcc 4.2.1 unwinder.
3366 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3369 * varasm.c (default_encode_section_info): Copy TLS model into
3370 sym_ref flags regardless of backend support for TLS, for all
3371 model types except TLS_MODEL_EMULATED.
3373 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3376 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3377 we can handle it correctly.
3379 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3381 * doc/install.texi (os2): Remove section.
3383 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3385 * doc/standards.texi (Objective-C): Adjust two URLs.
3387 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3389 * tree-tailcall.c (process_assignment): Don't check if a
3390 multiplication or an addition are already present.
3391 (find_tail_calls): Combine multiple additions and multiplications.
3392 (adjust_accumulator_values): Emit accumulators.
3394 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3396 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3397 xmm register restore.
3399 2009-09-21 Jan Hubicka <jh@suse.cz>
3401 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3402 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3405 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3407 * stor-layout.c (layout_type): Remove obsolete code.
3409 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3412 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3414 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3417 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3418 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3419 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3420 * fold-const.c (const_binop): Likewise.
3421 * real.h (do_mpc_arg2): Update prototype.
3423 2009-09-20 Jan Hubicka <jh@suse.cz>
3425 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3426 (add_location_or_const_value_attribute): Rewrite using
3428 (tree_add_const_value_attribute): Return true if successful.
3429 (tree_add_const_value_attribute_for_decl): Likewise.
3431 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3432 (loc_descriptor): ... here;
3433 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3434 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3435 pool items that was not marked for output.
3436 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3437 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3438 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3439 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3440 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3441 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3442 DW_OP_stack_value to get address of items that are not available
3444 (dw_loc_list): Handle single element lists correctly.
3446 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3447 Pascal Obry <obry@adacore.com>
3449 * unwind-dw2-fde.c (classify_object_over_fdes):
3450 Cast the constant 1 to _Unwind_Ptr.
3451 (add_fdes): Likewise.
3452 (linear_search_fdes): Likewise.
3454 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3456 * stor-layout.c (set_sizetype): Avoid useless type copy.
3458 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3460 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3462 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3463 * configure, config.in: Regenerate.
3464 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3466 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3467 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3468 for global data if the output could be used in a shared library.
3469 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3470 to 0 if TARGET_WRITABLE_EH_FRAME.
3472 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3474 PR rtl-optimization/39886
3475 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3476 just when insn is equal to BB_END (bb).
3478 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3480 * config/mips/mips.opt (mrelax-pic-calls): New option.
3481 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3483 (mips_unspec_call): Change "unspec_call" expander into this.
3484 (mips_strip_unspec_call): New function.
3485 (mips_got_load): Call mips_unspec_call instead of
3486 gen_unspec_call<mode>.
3487 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3489 (mips_cfg_in_reorg): New function.
3490 (mips16_lay_out_constants): Use it to decide whether to call
3491 CFG-aware insn splitting.
3492 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3493 mips_reorg. Move DF set-up code from here ...
3494 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3496 (mips_reorg): Call mips_df_reorg instead of
3497 r10k_insert_cache_barriers. Move CFG set-up code here from
3498 r10k_insert_cache_barriers.
3499 (mips_call_expr_from_insn): New function.
3500 (mips_pic_call_symbol_from_set): Likewise.
3501 (mips_find_pic_call_symbol): Likewise.
3502 (mips_annotate_pic_call_expr): Likewise.
3503 (mips_get_pic_call_symbol): Likewise.
3504 (mips_annotate_pic_calls): Likewise.
3505 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3507 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3508 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3509 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3511 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3512 (unspec_call<mode>): Remove it.
3513 (sibcall_internal, sibcall_value_internal,
3514 sibcall_value_multiple_internal, call_internal, call_split,
3515 call_value_internal, call_value_split,
3516 call_value_multiple_internal, call_value_multiple_split): Pass
3517 SIZE_OPNO to MIPS_CALL.
3518 (call_internal_direct, call_direct_split,
3519 call_value_internal_direct, call_value_direct_split): Pass -1 as
3520 SIZE_OPNO to MIPS_CALL.
3521 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3522 * configure: Regenerate.
3523 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3524 and -mno-relax-pic-calls.
3525 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3527 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3530 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3531 in the directory this rule is called from, rather than the
3532 toplevel 'gcc' directory, to fix in-tree build.
3534 2009-09-19 Chris Demetriou <cgd@google.com>
3536 PR preprocessor/28435:
3537 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3538 to cpplib that the preprocessor output is needed.
3540 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3542 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3543 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3544 *return_and_restore_fpregs_<mode>,
3545 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3548 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3549 instead of assuming it has always a REG inside of it.
3551 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3553 * config/freebsd.h: Update comment on types.
3554 (WINT_TYPE): Define.
3556 2009-09-18 Jason Merrill <jason@redhat.com>
3558 * c.opt: Add -fno-deduce-init-list.
3560 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3562 * value-prof.c (interesting_stringop_to_profile_p): Added output
3563 argument to indicate which parameter is the size parameter.
3564 * value-prof.c (gimple_stringop_fixed_value): Use
3565 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3566 * value-prof.c (gimple_stringops_transform): Update call sites to
3567 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3569 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3572 From David Binderman <dcb314@hotmail.com>:
3573 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3574 local variable f. Remove stale comments.
3575 (ix86_compute_frame_layout): Remove useless local variable total_size.
3576 Remove #if 0'd code.
3577 (legitimate_address_p): Remove useless local variables
3578 reason_rtx and reason.
3579 (ix86_split_copysign_const): Remove useless local variable op1.
3580 (scale_counter): Remove useless local variable piece_size_mask.
3582 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3584 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3587 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3590 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3592 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3594 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3597 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3599 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3600 DW_OP_implicit_value even without dwarf_version 4.
3602 2009-09-17 Jan Hubicka <jh@suse.cz>
3604 * dwarf2out.c: Include tree-pass.h and gimple.h.
3605 (loc_list_plus_const): New function.
3606 (loc_descriptor_from_tree_1): Rename to ...
3607 (loc_descriptor_from_tree): ... remove original.
3608 (loc_list_from_tree): New function.
3609 (add_AT_location_description): Accept location list.
3610 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3611 (concatn_mem_loc_descriptor): Remove.
3612 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3614 (secname_for_decl): Move up.
3615 (hidden_reference_p): New function; break out from ...
3616 (loc_by_refernece): ... here; move up.
3617 (dw_loc_list): New function.
3618 (single_element_loc_list): New function.
3619 (single_element_loc_list_p): New function.
3620 (add_loc_descr_to_each): New function.
3621 (add_loc_list): New function.
3622 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3623 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3624 add diagnostics why expansion failed.
3625 (add_location_or_const_value_attribute): Support location lists.
3626 (add_bound_info): Likewise.
3627 (descr_info_loc): Update call of loc_descriptor_from_tree.
3628 (gen_variable_die): Work on location lists.
3629 * final.c (pass_final): Add dump file.
3630 * Makefile.in (dwarf2out.o): Add new dependencies.
3632 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3635 * real.c decimal_from_integer, decimal_integer_string): New.
3636 (real_from_integer): Use them as special case for decimal float.
3637 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3638 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3639 Do not append zero after the decimal point in string to convert.
3641 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3643 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3644 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3646 2009-09-17 Martin Jambor <mjambor@suse.cz>
3648 * common.opt (fipa-sra): New switch.
3649 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3650 * timevar.def (TV_IPA_SRA): New timevar.
3651 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3652 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3653 * tree-sra.c: Include cgraph.c.
3654 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3655 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3656 and grp_not_necessarilly_dereferenced.
3657 (func_param_count): New variable.
3658 (encountered_apply_args): New variable.
3659 (bb_dereferences): New variable.
3660 (final_bbs): New variable.
3661 (no_accesses_representant): New variable.
3662 (no_accesses_p): New function.
3663 (dump_access): Dump the new fields.
3664 (sra_initialize): Set encountered_apply_args to false.
3665 (get_ssa_base_param): New function.
3666 (mark_parm_dereference): New function.
3667 (create_access): Caring for INIDRECT_REFs and different handling of
3668 varialble length accesses in early IPA SRA. Store the stmt - a new
3669 parameter - to the new access.
3670 (build_access_from_expr_1): New parameter stmt, passed to
3671 create_access. Handle INDIRECT_REFs.
3672 (build_access_from_expr): Pass the current statement to
3673 build_access_from_expr_1.
3674 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3676 (build_accesses_from_assign): Pass the current statement to
3677 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3678 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3679 final_bbs when necessary. Check for calls to __builtin_apply_args.
3680 Fixup EH info if anythng was changed.
3681 (is_unused_scalar_param): New function.
3682 (ptr_parm_has_direct_uses): New function.
3683 (find_param_candidates): New function.
3684 (mark_maybe_modified): New function.
3685 (analyze_modified_params): New function.
3686 (propagate_dereference_distances): New function.
3687 (dump_dereferences_table): New function.
3688 (analyze_caller_dereference_legality): New function.
3689 (unmodified_by_ref_scalar_representative): New function.
3690 (splice_param_accesses): New function.
3691 (decide_one_param_reduction): New function.
3692 (enum ipa_splicing_result): New type.
3693 (splice_all_param_accesses): New function.
3694 (get_param_index): New function.
3695 (turn_representatives_into_adjustments): New function.
3696 (analyze_all_param_acesses): New function.
3697 (get_replaced_param_substitute): New function.
3698 (get_adjustment_for_base): New function.
3699 (replace_removed_params_ssa_names): New function.
3700 (sra_ipa_reset_debug_stmts): New function.
3701 (sra_ipa_modify_expr): New function.
3702 (sra_ipa_modify_assign): New function.
3703 (convert_callers): New function.
3704 (modify_function): New function.
3705 (ipa_sra_preliminary_function_checks): New function.
3706 (ipa_early_sra): New function.
3707 (ipa_early_sra_gate): New function.
3708 (pass_early_ipa_sra): New variable.
3709 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3711 2009-09-17 Michael Matz <matz@suse.de>
3714 * tree.c (build_type_attribute_qual_variant): Export.
3715 * tree.h (build_type_attribute_qual_variant): Declare.
3716 * tree-inline.c (remap_type_1): Use it to build variants with
3717 the original qualifiers and attributes.
3719 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3721 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3722 without a fallthrough edge.
3724 2009-09-16 DJ Delorie <dj@redhat.com>
3726 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3727 chip and ignore the "fast_interrupt" attribute if so.
3729 2009-09-16 Richard Henderson <rth@redhat.com>
3732 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3735 2009-09-16 Richard Henderson <rth@redhat.com>
3738 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3739 is set only if DECL_NO_STATIC_CHAIN is unset.
3740 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3741 (FOR_EACH_NEST_INFO): New.
3742 (walk_all_functions): Use it.
3743 (finalize_nesting_tree): Likewise.
3744 (unnest_nesting_tree): Likewise.
3745 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3746 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3747 (convert_gimple_call): Early out if gimple_call_chain already set.
3748 (convert_all_function_calls): Iterate until no new functions
3749 require a static chain.
3750 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3751 when building a trampoline. Use dump_function_to_file instead
3753 (lower_nested_functions): Open dump_file. Validate that decls
3754 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3755 bit reset by this pass.
3757 2009-09-16 Michael Matz <matz@suse.de>
3760 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3761 shorten decl_common_unused.
3762 (DECL_RESTRICTED_P): New accessor.
3763 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3764 to disambiguate marked decls and restrict pointers.
3766 2009-09-16 Richard Henderson <rth@redhat.com>
3769 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3771 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3773 * integrate.c (set_block_abstract_flags): Call
3774 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3776 2009-09-16 Richard Guenther <rguenther@suse.de>
3779 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3782 2009-09-16 DJ Delorie <dj@redhat.com>
3783 Kaz Kojima <kkojima@gcc.gnu.org>
3785 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3786 (sh_expand_prologue): Update calls to output_stack_adjust.
3787 (sh_expand_epilogue): Likewise.
3789 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3792 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3793 trying to limit the extent of searches in the insn stream.
3795 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3796 Jakub Jelinek <jakub@redhat.com>
3800 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3802 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3803 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3804 (rs6000_savres_strategy): Always save FP registers inline if the
3805 target doesn't support hardware double-precision. Set the above
3806 bits in return value when needed.
3807 (rs6000_savres_routine_sym): Fix computation for cache selector.
3808 Mark the generated symbol as a function. Rename exitp argument to
3809 lr. Move code for determining the name of the symbol...
3810 (rs6000_savres_routine_name): ...here. New function. Add cases for
3811 getting the names right on AIX and 64-bit Linux.
3812 (savres_routine_name): New variable.
3813 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3814 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3815 on what the target routine uses as a base register. If savep && lr
3816 describe saving of r0 into memory slot.
3817 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3818 line calls for AIX ABI.
3819 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3820 determine FP save/restore functions.
3821 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3822 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3824 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3825 Duplicate restoration of LR and execute the appropriate one
3826 depending on whether GPRs are being restored inline. Set r11 from
3827 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3828 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3829 Fix out of line calls for AIX ABI.
3830 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3832 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3834 (*restore_gpregs_spe): Likewise.
3835 (*return_and_restore_gpregs_spe): Likewise.
3836 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3837 Define to empty string unconditionally.
3838 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3839 Define to empty string unconditionally.
3840 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3843 2009-09-15 Jan Hubicka <jh@suse.cz>
3845 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3846 * params.def (inline-insns-auto): Likewise.
3848 2009-09-15 Martin Jambor <mjambor@suse.cz>
3850 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3851 individual statements only at TDF_DETAILS dump level. Format
3852 source for 80 characters per line.
3854 2009-09-15 Christian Bruel <christian.bruel@st.com>
3856 * regrename.c (do_replace): Update REG_DEAD notes.
3858 2009-09-15 Revital Eres <eres@il.ibm.com>
3860 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3861 * targhooks.c (default_builtin_support_vector_misalignment):
3862 New builtin function.
3863 * targhooks.h (default_builtin_support_vector_misalignment):
3865 * target.h (builtin_support_vector_misalignment):
3866 New field in struct gcc_target.
3867 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3868 new builtin function.
3869 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3871 * config/rs6000/rs6000.c
3872 (rs6000_builtin_support_vector_misalignment): New function.
3873 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3875 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3877 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3879 (bfin_optimize_loop): Likewise.
3880 (bfin_gen_bundles): Likewise.
3881 (workaround_speculation): Likewise.
3882 (find_load): Return NULL_RTX for debug_insn.
3884 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3886 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3889 2009-09-14 DJ Delorie <dj@redhat.com>
3891 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3892 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3895 2009-09-14 Richard Henderson <rth@redhat.com>
3896 Jakub Jelinek <jakub@redhat.com>
3898 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3899 * cfgbuild.c (make_edges): Handle asm goto.
3900 * cfglayout.c (fixup_reorder_chain): Likewise.
3901 * cfgrtl.c (patch_jump_insn): Likewise.
3902 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3903 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3904 (gimple_build_asm_vec): Add and use labels parameter.
3905 (gimple_build_asm): Remove.
3906 (walk_gimple_asm): Walk labels too.
3907 * gimple.def (GIMPLE_ASM): Update docs.
3908 * gimple.h: Update decls.
3909 (struct gimple_statement_asm): Change nc to use unsigned char;
3911 (gimple_asm_nlabels): New.
3912 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3913 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3914 into gimple_build_asm_vec.
3915 * jump.c (mark_jump_label_asm): New.
3916 (mark_jump_label): Use it.
3917 (redirect_jump_1): Handle asm goto.
3918 (invert_jump_1): Soft fail if X is null.
3919 * recog.c (extract_asm_operands): New.
3920 (asm_noperands): Use it; handle asm labels.
3921 (decode_asm_operands): Use extract_asm_operands.
3922 (asm_operand_ok): Properly handle empty string.
3923 * reg-stack.c (get_asm_operands_in_out): Rename from
3924 get_asm_operand_n_inputs; use extract_asm_operands; return both
3925 inputs and outputs by reference; update all callers.
3926 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3927 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3928 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3929 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3930 (extract_asm_operands): Declare.
3931 * stmt.c (expand_asm_operands): Add and use labels parameter.
3932 (check_unique_operand_names): Likewise.
3933 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3934 (expand_asm_stmt): Handle asm labels.
3935 * tree-cfg.c (make_gimple_asm_edges): New.
3936 (make_edges): Use it.
3937 (cleanup_dead_labels): Handle asm labels.
3938 (is_ctrl_altering_stmt): Likewise.
3939 (gimple_redirect_edge_and_branch): Likewise.
3940 * tree.def (ASM_EXPR): Add 5th operand.
3941 * tree.h (ASM_LABELS): New.
3942 (resolve_asm_operand_names): Update decl.
3944 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3945 (c_parser_asm_goto_operands): New.
3946 * c-tree.h (build_asm_expr): Update decl.
3947 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3948 * doc/extend.texi: Document asm goto.
3950 2009-09-14 Richard Henderson <rth@redhat.com>
3952 * except.h: Update declarations.
3953 (struct pointer_map_t): Forward declare.
3954 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3955 (struct eh_landing_pad_d, eh_landing_pad): New.
3956 (struct eh_catch_d, eh_catch): New.
3957 (struct eh_region_d): Remove next_region_sharing_label, aka,
3958 label, tree_label, landing_pad, post_landing_pad, resume,
3959 may_contain_throw. Rename region_number to index. Remove
3960 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3961 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3962 (VEC(eh_landing_pad,gc)): New.
3963 (struct eh_status): Remove last_region_number. Add lp_array,
3964 throw_stmt_table, ttype_data, ehspec_data.
3965 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3966 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3967 * except.c (lang_protect_cleanup_actions): Return tree.
3968 (struct ehl_map_entry): Remove.
3969 (init_eh_for_function): Push zero entries for region and lp_array.
3970 (gen_eh_region): Add to region_array immediately.
3971 (gen_eh_region_catch): Operate on eh_catch objects.
3972 (gen_eh_landing_pad): New.
3973 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3974 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3975 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3976 (get_eh_landing_pad_from_number_fn): New.
3977 (get_eh_landing_pad_from_number): New.
3978 (get_eh_region_from_lp_number_fn): New.
3979 (get_eh_region_from_lp_number): New.
3980 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3981 (get_exception_pointer, get_exception_filter): Remove.
3982 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3983 (current_function_has_exception_handlers): Simplify.
3984 (bring_to_root, eh_region_replaceable_by_p): Remove.
3985 (replace_region, hash_type_list, hash_eh_region): Remove.
3986 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3987 (label_to_region_map, num_eh_regions): Remove.
3988 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3989 (find_exception_handler_labels): Remove.
3990 (duplicate_eh_regions_0, find_prev_try): Remove.
3991 (struct duplicate_eh_regions_data): New.
3992 (duplicate_eh_regions_1): Rewrite.
3993 (duplicate_eh_regions): Return a pointer map instead of an
3995 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3996 (redirect_eh_edge_to_label): Remove.
3997 (eh_region_outermost): Rewrite using eh_region pointers
3998 instead of integers.
3999 (add_ttypes_entry): Update for ttype_data move to eh_status.
4000 (add_ehspec_entry): Rewrite with VEC instead of varray.
4001 (assign_filter_values): Likewise. Export.
4002 (build_post_landing_pads, connect_post_landing_pads): Remove.
4003 (dw2_build_landing_pads): Rewrite to use lp_array.
4004 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
4005 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4006 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4007 (sjlj_mark_call_sites): Update for landing pad numbers.
4008 (finish_eh_generation): Rewrite.
4009 (gate_handle_eh): Do nothing for no eh tree.
4010 (pass_rtl_eh): Move up near finish_eh_generation.
4011 (remove_eh_landing_pad): New.
4012 (remove_eh_handler): Export.
4013 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4014 (for_each_eh_label): Rewrite to use lp_array.
4015 (make_reg_eh_region_note): New.
4016 (make_reg_eh_region_note_nothrow_nononlocal): New.
4017 (insn_could_throw_p): New.
4018 (copy_reg_eh_region_note_forward): New.
4019 (copy_reg_eh_region_note_backward): New.
4020 (check_handled, add_reachable_handler): Remove.
4021 (reachable_next_level, foreach_reachable_handler): Remove.
4022 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4023 (get_eh_region_and_lp_from_rtx): New.
4024 (get_eh_region_from_rtx): New.
4025 (can_throw_internal_1, can_throw_external_1): Remove.
4026 (can_throw_internal): Use get_eh_region_from_rtx.
4027 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4028 (insn_nothrow_p, can_nonlocal_goto): New.
4029 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4030 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4031 (add_action_record): Use VEC not varray.
4032 (collect_one_action_chain): Update for eh_region changes.
4033 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4034 Use get_eh_region_and_lp_from_rtx.
4035 (gate_convert_to_eh_region_ranges): New.
4036 (pass_convert_to_eh_region_ranges): Use it.
4037 (push_uleb128, push_sleb128): Use VEC not varray.
4038 (output_one_function_exception_table): Likewise.
4039 (dump_eh_tree): Update for eh_region changes.
4040 (verify_eh_tree): Likewise.
4041 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4042 * tree-eh.c: Include target.h.
4043 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4044 Don't disallow GIMPLE_RESX; adjust argument check.
4045 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4046 (record_stmt_eh_region): Update for landing pad numbers;
4047 generate a landing pad if necessary.
4048 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4049 (remove_stmt_from_eh_lp_fn): Similarly.
4050 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4051 Update for lp numbers; don't special case missing throw_stmt_table.
4052 (lookup_expr_eh_lp): Similarly.
4053 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4054 (eh_seq, eh_region_may_contain_throw): New.
4055 (struct leh_state): Add ehp_region.
4056 (struct leh_tf_state): Remove eh_label.
4057 (emit_post_landing_pad): New.
4058 (emit_resx, emit_eh_dispatch): New.
4059 (note_eh_region_may_contain_throw): New.
4060 (frob_into_branch_around): Take eh_region not eh label;
4061 emit eh code into eh_seq.
4062 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4063 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4064 lower_eh_must_not_throw. Emit code to eh_seq.
4065 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4066 (lower_try_finally_onedest): Likewise.
4067 (lower_try_finally_copy): Likewise.
4068 (lower_try_finally_switch): Likewise.
4069 (lower_try_finally): Initialize ehp_region.
4070 (lower_catch): Update for eh_catch objects.
4071 (lower_eh_filter): Don't handle must_not_throw.
4072 (lower_eh_must_not_throw): New.
4073 (lower_cleanup): Don't set eh_label.
4074 (lower_eh_constructs_2): Resolve eh builtins.
4075 Handle GIMPLE_EH_MUST_NOT_THROW.
4076 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4077 Add eh_seq to the end of the function body.
4078 (make_eh_dispatch_edges): New.
4079 (make_eh_edge): Remove.
4080 (make_eh_edges): Simplify for landing pads.
4081 (redirect_eh_edge_1): New.
4082 (redirect_eh_edge): Use it.
4083 (redirect_eh_dispatch_edge): New.
4084 (stmt_could_throw_p): Use a switch. Allow RESX.
4085 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4086 (stmt_can_throw_internal): Likewise.
4087 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4088 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4089 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4090 (gate_refactor_eh): New.
4091 (pass_refactor_eh): Use it.
4092 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4093 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4094 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4095 (remove_unreachable_handlers): Rename from
4096 tree_remove_unreachable_handlers; rewrite for landing pads;
4097 call remove_eh_handler directly.
4098 (remove_unreachable_handlers_no_lp): New.
4099 (unsplit_eh, unsplit_all_eh): New.
4100 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4101 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4102 (cleanup_empty_eh_unsplit): New.
4103 (cleanup_empty_eh): Rewrite.
4104 (cleanup_all_empty_eh): New.
4105 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4106 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4107 (gate_cleanup_eh): New.
4108 (pass_cleanup_eh): Use it.
4109 (verify_eh_edges): Move later in file. Expect one EH edge.
4110 (verify_eh_dispatch_edge): New.
4112 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4113 (gtype-desc.o): Add TARGET_H.
4114 (tree.o): Use EXCEPT_H, not except.h.
4115 (cfgbuild.o): Add EXPR_H.
4116 (GTFILES): Add vecprim.h.
4117 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4118 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4119 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4120 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4121 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4122 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4123 calls to can_throw_internal.
4124 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4125 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4126 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4127 (expand_gimple_stmt): Use make_reg_eh_region_note.
4128 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4129 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4130 or find_exception_handler_labels.
4131 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4132 there is exacly one EH edge. Use can_nonlocal_goto and
4134 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4135 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4136 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4137 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4138 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4139 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4140 * dse.c (scan_insn): Use insn_could_throw_p.
4141 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4142 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4143 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4144 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4145 EXC_PTR_EXPR or FILTER_EXPR.
4146 (tree_expr_nonzero_warnv_p): Likewise.
4147 * function.h: Include vecprim.h, not varray.h
4148 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4149 move ttype_data and ehspec_data members to struct eh_status; change
4150 action_record_data member to a VEC.
4151 * gcse.c (hash_scan_set): Use can_throw_internal.
4152 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4153 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4154 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4155 (block_may_fallthru): Don't handle RESX_EXPR.
4156 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4157 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4158 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4159 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4160 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4161 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4162 (gimple_size): Likewise.
4163 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4164 (gimple_build_resx): Use gimple_build_with_ops.
4165 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4166 (is_gimple_val): Likewise.
4167 (is_gimple_stmt): Remove RESX_EXPR.
4168 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4169 (GIMPLE_RESX): Reorder with other EH constructs.
4170 * gimple.h (struct gimple_statement_eh_mnt): New.
4171 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4172 (gimple_eh_filter_must_not_throw): Remove.
4173 (gimple_eh_filter_set_must_not_throw): Remove.
4174 (gimple_eh_must_not_throw_fndecl): New.
4175 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4176 (is_gimple_resx): New.
4177 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4178 Don't copy EH_FILTER_MUST_NOT_THROW.
4179 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4180 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4181 handle must_not_throw_labels specially.
4182 * ipa-pure-const.c (check_call): Update debug statement for LP.
4183 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4184 * ipa-utils.c (get_base_var): Likewise.
4185 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4186 * lower-subreg.c (move_eh_region_note): Remove.
4187 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4188 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4189 (create_task_copyfn): Likewise.
4190 (maybe_catch_exception): Use gimple_build_eh_filter.
4191 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4192 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4193 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4194 and pass_lower_resx.
4195 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4196 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4197 can_throw_internal, can_nonlocal_goto.
4198 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4199 copy_reg_eh_region_note_forward.
4200 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4201 (emit_output_reload_insns): Likewise.
4202 (copy_eh_notes): Remove.
4203 * rtl.def (RESX): Remove.
4204 * rtl.h: Update declarations.
4205 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4206 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4207 (update_eh_label): Remove.
4208 (cleanup_dead_labels_eh): New.
4209 (cleanup_deal_labels): Use it instead of update_eh_label.
4210 (gimple_merge_blocks): Update landing pad data structure when
4211 removing a landing pad label.
4212 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4213 test; handle GIMPLE_EH_MUST_NOT_THROW.
4214 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4215 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4216 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4217 (verify_stmt): Likewise. Verify landing pads.
4218 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4219 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4220 (struct move_stmt_d): Add eh_map.
4221 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4222 (move_stmt_r): Remap eh region numbers in builtin calls,
4223 resx and eh_dispatch.
4224 (move_block_to_fn): Remove eh_offset parameter. Use
4225 maybe_duplicate_eh_stmt_fn.
4226 (find_outermost_region_in_block): Operate on eh_region pointers
4227 instead of region numbers.
4228 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4229 duplicate_eh_regions.
4230 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4231 test earlier. Disallow EH landing pads.
4232 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4233 * tree-flow.h: Update declarations.
4234 (struct tree_ann_common_d): Replace rn with lp_nr.
4235 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4236 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4237 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4238 resx and eh_dispatch.
4239 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4240 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4241 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4242 from duplicate_eh_regions.
4243 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4244 update RESX; handle EH_DISPATCH.
4245 (expand_call_inline): Set eh_lp_nr, not eh_region.
4246 (maybe_inline_call_in_expr): Likewise.
4247 * tree-inline.h (struct copy_body_data): Replace eh_region with
4248 eh_lp_nr, eh_region_offset with eh_map.
4249 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4250 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4251 * tree-pretty-print.c (dump_generic_node): Don't handle
4252 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4253 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4254 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4255 EXC_PTR_EXPR, FILTER_EXPR.
4256 * tree-ssa-operands.c (get_expr_operands): Likewise.
4257 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4258 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4259 (ao_ref_init_from_vn_reference): Likewise.
4260 * tree-ssa-sink.c (statement_sink_location): Likewise.
4261 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4262 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4263 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4264 EXC_PTR_EXPR, FILTER_EXPR.
4265 (is_exception_related): Remove.
4266 (compute_avail): Don't call it.
4267 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4268 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4269 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4270 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4272 (build_resx): Remove.
4273 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4274 * tree.h: Update declarations.
4275 (EH_FILTER_MUST_NOT_THROW): Remove.
4276 (struct tree_label_decl): Add eh_landing_pad_nr.
4277 (EH_LANDING_PAD_NR): New.
4278 * value-prof.c (gimple_ic): Tidy variable names. Update for
4279 landing pad numbers.
4280 (gimple_stringop_fixed_value): Tidy variable names. Assert
4281 that neither call stmt can throw.
4282 * vecprim.h (uchar): New.
4283 (VEC(uchar,heap), VEC(uchar,gc)): New.
4285 * c-common.c (c_define_builtins): Update call to
4286 build_common_builtin_nodes.
4287 * c-parser.c (c_parse_file): Don't call
4288 default_init_unwind_resume_libfunc.
4290 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4292 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4293 (mips_cprestore_address_p): Likewise.
4294 (mips_save_gp_to_cprestore_slot): Likewise.
4295 (mips_restore_gp): Rename to...
4296 (mips_restore_gp_from_cprestore_slot): ...this.
4297 (mips_must_initialize_gp_p): Declare.
4298 (mips_emit_save_slot_move): Likewise.
4299 (mips_output_load_label): Return nothing.
4300 (mips_eh_uses): Declare.
4301 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4302 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4303 (TARGET_ABSOLUTE_JUMPS): Likewise.
4304 (EH_USES): Likewise.
4305 (FIRST_PSEUDO_REGISTER): Update comment.
4306 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4307 (MIPS_CALL): ...here.
4308 (REGISTER_NAMES): Add $cprestore.
4309 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4310 Add load_label_length, has_inflexible_gp_insn_p,
4311 has_flexible_gp_insn_p, must_initialize_gp_p and
4312 must_restore_gp_when_clobbered_p.
4313 (mips_expand_call): Don't generate split instructions here.
4314 (mips_split_call): Update the call to mips_restore_gp after
4315 the above name change.
4316 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4317 (mips_find_gp_ref): New function.
4318 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4319 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4320 (mips_insn_has_flexible_gp_ref_p): Likewise.
4321 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4322 (mips_function_has_gp_insn): Delete.
4323 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4324 Use the new functions above. Only return INVALID_REGNUM
4325 for TARGET_ABSOLUTE_JUMPS.
4326 (mips_must_initialize_gp_p): New function.
4327 (mips_get_cprestore_base_and_offset): New function, extracted from...
4328 (mips_cprestore_slot): ...here. Take a bool parameter.
4329 (mips_cfun_has_cprestore_slot_p): New function.
4330 (mips_cprestore_address_p): Likewise.
4331 (mips_save_gp_to_cprestore_slot): Likewise.
4332 (mips_restore_gp): Rename to...
4333 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4334 epilogue_completed. Update the call to mips_cprestore_slot.
4335 Test cfun->machine->must_restore_gp_when_clobbered_p.
4336 (mips_direct_save_slot_move_p): New function.
4337 (mips_emit_save_slot_move): Likewise.
4338 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4339 of cfun->machine->global_pointer.
4340 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4341 (mips_save_reg): Use mips_emit_save_slot_move.
4342 (mips_expand_prologue): Set must_initialize_gp_p.
4343 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4344 for all cprestore saves. Emit a use_cprestore instruction after
4345 setting up the cprestore slot.
4346 (mips_restore_reg): Use mips_emit_save_slot_move.
4347 (mips_process_load_label): New function.
4348 (mips_load_label_length): Likewise.
4349 (mips_output_load_label): Don't return asm: output it here instead.
4350 Use mips_process_load_label.
4351 (mips_adjust_insn_length): Adjust the length of branch instructions
4352 that have length MAX_PIC_BRANCH_LENGTH.
4353 (mips_output_conditional_branch): Update the call to
4354 mips_output_load_label. Assume the branch target is OPERANDS[0]
4355 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4356 (mips_output_order_conditional_branch): Swap the meaning of
4357 OPERANDS[0] and OPERANDS[1].
4358 (mips_variable_issue): Don't count ghost instructions.
4359 (mips_expand_ghost_gp_insns): New function.
4360 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4361 (mips_output_mi_thunk): Set must_initialize_gp_p.
4362 (mips_eh_uses): New function.
4363 * config/mips/predicates.md (cprestore_save_slot_operand)
4364 (cprestore_load_slot_operand): New predicates.
4365 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4366 (UNSPEC_MOVE_GP): Likewise.
4367 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4368 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4369 (CPRESTORE_SLOT_REGNUM): New register.
4370 (MAX_PIC_BRANCH_LENGTH): New constant.
4371 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4372 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4373 branches. Fix commentary.
4374 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4375 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4376 Change type to "ghost".
4377 (loadgp_absolute_<mode>): Likewise.
4378 (loadgp_rtp_<mode>): Likewise.
4379 (copygp_mips16): Likewise.
4380 (loadgp_blockage): Remove redundant mode attribute.
4381 (potential_cprestore): New instruction.
4382 (cprestore): Turn into an unspec set.
4383 (use_cprestore): New instruction.
4384 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4385 (*branch_fp_inverted): Likewise.
4386 (*branch_order<mode>): Likewise.
4387 (*branch_order<mode>_inverted): Likewise.
4388 (*branch_equality<mode>): Likewise.
4389 (*branch_equality<mode>_inverted): Likewise.
4390 (*branch_bit<bbv><mode>): Likewise.
4391 (*branch_bit<bbv><mode>_inverted): Likewise.
4392 (*branch_equality<mode>_mips16): Remove redundant mode.
4393 (jump): Turn into a define_expand.
4394 (*jump_absolute): New instruction.
4395 (*jump_pic): Likewise.
4396 (*jump_mips16): Rename previously-unnamed pattern. Remove
4397 redundant mode attribute.
4398 (restore_gp): Split on epilogue_completed rather than
4399 reload_completed. Change type to "ghost".
4400 (move_gp<mode>): New instruction.
4401 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4402 Remove redundant mode attribute.
4403 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4404 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4405 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4407 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4410 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4411 are returned in the same register (vs34 or v2) that Altivec vector
4412 types are returned in.
4413 (rs6000_libcall_value): Ditto.
4416 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4417 instead of explicit addsi3/adddi3 calls.
4418 (rs6000_split_multireg_move): Ditto.
4419 (rs6000_emit_allocate_stack): Ditto.
4420 (rs6000_emit_prologue): Ditto.
4421 (rs6000_output_mi_thunk): Ditto.
4423 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4424 size is 64 bits if we can use 64-bit registers.
4426 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4428 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4431 From Jie Zhang <jie.zhang@analog.com>:
4432 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4433 save FP and RETS with saveall attribute.
4434 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4435 with saveall attribute.
4437 * config/bfin/bfin.c (bfin_expand_builtin,
4438 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4441 From Jie Zhang <jie.zhang@analog.com>:
4442 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4443 before use in two places.
4444 * config/bfin/bfin.md (AREG): Define mode iterator.
4445 (reload_in, reload_out): Use mode iterator AREG.
4447 2009-09-14 Richard Guenther <rguenther@suse.de>
4450 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4451 EH personality path.
4453 2009-09-13 Richard Guenther <rguenther@suse.de>
4454 Rafael Avila de Espindola <espindola@google.com>
4456 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4457 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4458 (LANG_HOOKS_INITIALIZER): Adjust.
4459 (lhd_pass_through_t): Declare.
4460 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4462 * langhooks.c (lhd_pass_through_t): New function.
4463 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4464 dwarf2out_begin_prologue): Use personality from current_function_decl.
4465 * expr.h (get_personality_function): Declare.
4466 * expr.c (get_personality_function): New function.
4467 (build_personality_function): Likewise.
4468 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4469 (eh_personality_libfunc): Remove.
4470 * optabs.c (build_libfunc_function): New function split out from ...
4471 (init_one_libfunc): ... here.
4472 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4473 (tree_function_decl): Add personality.
4474 (lhd_gcc_personality): Declare.
4475 (build_personality_function): Likewise.
4476 * tree.c (gcc_eh_personality_decl): New.
4477 (lhd_gcc_personality): New function.
4478 * except.h (lang_eh_runtime_type): Remove.
4479 (enum eh_personality_kind): New.
4480 (build_personality_function): Declare.
4481 (function_needs_eh_personality): Declare.
4482 * except.c (lang_eh_runtime_type): Remove.
4483 (function_needs_eh_personality): New function.
4484 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4485 (sjlj_emit_function_enter, output_function_exception_table):
4486 Use personality from current_function_decl.
4487 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4488 * tree-inline.c (tree_can_inline_p): Do not inline across different
4490 (expand_call_inline): Likewise. Adjust the callers EH personality.
4491 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4492 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4493 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4494 (c-parser.o): Likewise
4495 * c-tree.h (c_eh_initialized_p): Remove.
4496 (c_maybe_initialize_eh): Likewise.
4497 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4498 (finish_decl): Don't call c_maybe_initialize_eh.
4499 (c_eh_initialized_p): Remove.
4500 (c_maybe_initialize_eh): Likewise.
4501 * c-parser.c (c_parser_omp_construct): Likewise.
4502 (c_parse_file): Initialize exception handling.
4504 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4506 * config.gcc (tm_file): Remove i386/biarch32.h
4507 for i?86-w64-mingw* case.
4508 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4510 * config.host: Set for x64 mingw the option
4511 use_long_long_for_widest_fast_int to yes.
4513 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4515 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4516 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4517 (dbxout_begin_function): Likewise.
4518 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4519 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4520 set on the function.
4521 (final_end_function): Likewise.
4522 (final_scan_insn): Likewise.
4523 (rest_of_handle_final): Likewise.
4524 * varasm.c (assemble_start_function): Likewise.
4525 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4527 2009-09-12 Jason Merrill <jason@redhat.com>
4529 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4530 * opts.c (common_handle_option): constify.
4532 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4534 * doc/install.texi (avr): Remove obsolete reference site.
4536 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4538 * doc/install.texi (Binaries): Adjust AIX link.
4540 2009-09-12 Akim Demaille <demaille@gostai.com>
4542 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4543 Use an imperative sentence.
4545 2009-09-11 Richard Henderson <rth@redhat.com>
4547 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4548 structure-name and has-tree-operands arguments; update all entries.
4549 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4551 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4552 (gsstruct_code_size): New.
4553 (gss_for_code_): New.
4554 (gss_for_code): Remove.
4555 (gimple_size): Rewrite using gsstruct_code_size.
4556 (gimple_statement_structure): Move to gimple.h.
4557 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4558 (gss_for_code, gimple_statement_structure): New.
4559 (gimple_ops): Use new arrays; tidy.
4561 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4563 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4564 operand to be a PLUS expression.
4565 * config/pa/pa.c (pa_secondary_reload): Likewise.
4567 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4569 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4571 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4574 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4576 From Jie Zhang <jie.zhang@analog.com>:
4577 * doc/extend.texi (node Function Attributes): Document l2
4579 (node Blackfin Variable Attributes): Document l2 variable attributes.
4581 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4583 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4584 to match the system compiler's configuration at inflection point.
4585 Add comment to remark a remaining difference with system compiler.
4587 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4588 * configure: Regenerate.
4590 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4592 From Jie Zhang <jie.zhang@analog.com>:
4593 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4594 (bfin_handle_l2_attribute): New.
4595 (bfin_attribute_table): Add l2 attribute.
4597 2009-09-11 Michael Matz <matz@suse.de>
4600 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4601 on the local_decls list.
4603 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4607 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4609 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4610 for VALUEs, to implement the documented interface.
4611 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4612 Adjust for VALUEs and anything else, to implement the
4613 documented interface.
4615 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4617 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4618 with actual SPE/paired vector modes before using 64-bit alignment.
4619 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4621 2009-09-10 DJ Delorie <dj@redhat.com>
4623 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4626 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4627 * config/mep/mep.c (mep_legitimate_constant_p): New.
4628 * config/mep/mep-protos.h: Prototype it.
4630 2009-09-10 Richard Henderson <rth@redhat.com>
4632 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4634 2009-09-10 Jason Merrill <jason@redhat.com>
4636 * tree.c (chain_index): New fn.
4637 * tree.h: Declare it.
4639 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4641 * config/sol2-c.c (cmn_err_length_specs): Initialize
4642 scalar_identity_flag.
4644 2009-09-10 Richard Henderson <rth@redhat.com>
4646 * tree.h (struct tree_decl_common): Move align member earlier;
4647 move label_decl_uid member ...
4648 (struct tree_label_decl): ... here.
4649 (LABEL_DECL_UID): Update to match.
4651 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4654 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4655 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4657 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4658 dest_prev if the edge is complex.
4660 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4662 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4663 loop latch tests earlier.
4665 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4666 before GIMPLE_RETURN, not after its predecessor; insert
4669 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4670 gimple_seq_empty_p to test for no PHI nodes.
4671 * tree-cfg.c (split_critical_edges): Likewise.
4673 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4675 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4677 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4678 introduced by the VTA branch merge.
4680 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4682 * ira-conflicts.c: Use fputs or putc instead of fprintf
4686 * tree-switch-conversion.c: Ditto.
4688 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4690 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4691 introduced by the VTA branch merge.
4693 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4696 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4698 PR rtl-optimization/39779
4699 * expr.c (convert_modes): Return when mode == oldmode after
4700 CONST_INTs are processed.
4702 2009-09-10 Nick Clifton <nickc@redhat.com>
4704 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4705 attribute and referring decl when creating renamed symbol.
4707 2009-09-10 Richard Guenther <rguenther@suse.de>
4710 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4712 (cgraph_finalize_compilation_unit): Compute reachability
4713 before emitting thunks. Properly process aliases before
4714 possibly removing unreachable nodes.
4716 2009-09-10 Richard Guenther <rguenther@suse.de>
4719 * tree.c (struct free_lang_data_d): Add worklist member.
4720 (find_decls_types_r): Push onto the worklist instead of recursing.
4721 Handle TREE_BINFOs properly.
4722 (find_decls_types): New function wrapped around find_decls_types_r
4723 to process the worklist.
4724 (find_decls_types_in_eh_region): Use it.
4725 (find_decls_types_in_node): Likewise.
4726 (find_decls_types_in_var): Likewise.
4727 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4728 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4729 (AGGREGATE_TYPE_P): Adjust.
4731 2009-09-09 Jason Merrill <jason@redhat.com>
4733 * configure.ac: Check glibc version even if we have an in-tree
4736 2009-09-09 Anthony Green <green@moxielogic.com>
4738 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4739 the constant 0 when appropriate.
4740 * config/moxie/constraints.md: Add constraint O.
4742 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4743 to pass up to 6 32-bit argument values in registers.
4744 (moxie_function_arg): Ditto.
4745 (moxie_arg_partial_bytes): Ditto.
4746 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4747 (REG_PARM_STACK_SPACE): Ditto.
4748 (FUNCTION_ARG_REGNO_P): Ditto.
4750 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4751 instruction to allocate stack space.
4753 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4755 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4756 unnecessarily stringent constraints. Fix address
4757 calculation in the splitters.
4759 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4761 PR rtl-optimization/39779
4762 * expr.c (convert_modes): Return when mode == oldmode after
4763 CONST_INTs are processed.
4765 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4768 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4769 (ix86_expand_prologue): Take frame.padding0 into logic of
4771 (ix86_expand_epilogue): Likewise.
4773 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4775 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4777 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4778 * config/t-slibgcc-libgcc: New file.
4779 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4781 2009-09-09 Martin Jambor <mjambor@suse.cz>
4783 PR tree-optimization/41089
4784 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4787 2009-09-09 Richard Henderson <rth@redhat.com>
4789 * gimple.h (CASE_GIMPLE_OMP): New.
4790 (is_gimple_omp): Use it.
4791 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4792 (verify_gimple_debug): Likewise.
4794 2009-09-09 Richard Guenther <rguenther@suse.de>
4796 PR tree-optimization/41101
4797 * tree-ssa-pre.c (maximal_set): Remove.
4798 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4799 Defer all blocks we didn't visit at least one successor.
4800 (add_to_exp_gen): Do not add to the maximal set.
4801 (make_values_for_phi): Likewise.
4802 (compute_avail): Likewise.
4803 (init_pre): Do not allocate the maximal set.
4804 (execute_pre): Do not dump it.
4806 2009-09-09 Martin Jambor <mjambor@suse.cz>
4808 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4809 an SSA_NAME rather than a is_gimple_variable.
4811 2009-09-09 Richard Guenther <rguenther@suse.de>
4814 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4815 code dealing with plain pointer bases.
4816 (maybe_fold_offset_to_reference): Likewise.
4817 (maybe_fold_stmt_addition): Adjust.
4819 2009-09-09 Richard Guenther <rguenther@suse.de>
4821 * tree.c (free_lang_data_in_type): Do not free the type variant
4823 (free_lang_data): Merge char_type_node with its properly signed
4825 (pass_ipa_free): Collect after freeing language specific data.
4827 2009-09-09 Michael Matz <matz@suse.de>
4830 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4831 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4832 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4835 2009-09-08 DJ Delorie <dj@redhat.com>
4837 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4839 2009-09-04 Jason Merrill <jason@redhat.com>
4841 * tree.c (tree_find_value): Remove.
4842 * tree.h: Remove prototype.
4843 * varasm.c (assemble_external): Use value_member instead.
4845 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4847 * toplev.c (process_options): Choose default debugging type when
4848 gtoggle enables debug info and type is unset.
4850 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4854 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4857 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4859 * configure: Rebuilt with modified libtool.m4.
4861 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4866 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4868 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4870 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4871 (remove_statement): Likewise.
4872 (rewrite_use_nonlinear_expr): Adjust.
4873 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4874 * tree-ssa.c (release_defs_bitset): ... this. New.
4875 * tree-flow.h (release_defs_bitset): Declare.
4877 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4880 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4881 in the middle block.
4883 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4885 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4886 via intptr_t to long type.
4887 (insert_operand_rank): Cast long type via intptr_t to
4889 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4891 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4892 from pointer to unsigned via uintptr_t.
4894 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4895 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4897 * configure: Regenerated.
4898 * config.in: Regenerated
4899 * system.h (stdint.h): Add include.
4900 (inttypes.h): Likewise.
4901 * Makefile.in (aclocal): Add config/stdint.m4.
4902 * aclocal.m4: Regenerated.
4904 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4906 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4908 (note_np_check_stores): New function.
4909 (harmless_null_pointer_p): New function.
4910 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4911 changed. Take into account whether we're in the shadow of a condjump
4912 that tested NP_REG for NULL.
4913 Lose all code that tested for SEQUENCEs.
4914 (workaround_speculation): Avoid inserting NOPs for loads that are
4915 either always executed or a NULL pointer.
4917 2009-09-08 Jan Hubicka <jh@suse.cz>
4919 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4920 * params.def (early-inlining-insns): Likewise.
4922 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4924 PR rtl-optimization/41239
4925 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4926 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4928 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4929 across calls, as the calls might not always return normally.
4930 (call_may_noreturn_p): New function.
4931 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4932 (init_deps): Initialize it.
4933 (remove_from_deps): Also remove calls from
4934 last_function_call_may_noreturn list.
4936 2009-09-07 Richard Henderson <rth@redhat.com>
4938 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4939 more VR->OPERANDS than LHS operands. Free LHS before returning.
4941 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4943 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4944 (attr "addrtype"): New member "spreg".
4945 Use it if mem_spfp_address_operand is true for the address.
4946 (attr "type"): New entry "stall".
4947 (cpu_unit "load"): New.
4948 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4950 (insn_reservation "loadsp"): New.
4951 (insn_reservation "load_stall1"): New.
4952 (insn_reservation "load_stall3"): New.
4954 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4955 (mem_p_address_operand): Exclude stack and frame pointer based
4957 (mem_spfp_address_operand): New; match them here.
4958 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4959 (bfin_reorg): Call it if scheduling insns.
4960 (bfin_gen_bundles): Remove dummy insns created by
4961 add_sched_insns_for_speculation.
4963 From Jie Zhang <jie.zhang@analog.com>:
4964 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4965 bfin_si_revision, bfin_workarounds): Move these ...
4966 * config/bfin/bfin.h: ... here.
4968 From Mike Frysinger <michael.frysinger@analog.com>
4969 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4970 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4971 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4972 bf547m, bf548m, and bf549m.
4973 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4974 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4975 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4976 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4977 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4978 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4979 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4980 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4981 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4982 bf542m, bf544m, bf547m, bf548m, and bf549m.
4984 From Jie Zhang <jie.zhang@analog.com>:
4985 * config/bfin/predicates.md (p_register_operand): New predicate.
4986 (dp_register_operand): New predicate.
4987 * config/bfin/bfin-protos.h (WA_05000074): Define.
4988 (ENABLE_WA_05000074): Define.
4989 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4990 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4991 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4992 (define_attr addrtype): Allow load/store register to be P register.
4993 (define_attr storereg): New.
4994 (define_cpu_unit anomaly_05000074): New.
4995 (define_insn_reservation dsp32shiftimm): New.
4996 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4997 (define_insn_reservation loadp): Cannot use slot2.
4998 (define_insn_reservation loadsp): Cannot use slot2.
4999 (define_insn_reservation storep): Cannot use slot2. Does not
5000 apply when working around 05000074.
5001 (define_insn_reservation storep_anomaly_05000074): New.
5002 (define_insn_reservation storei): Does not apply when working
5004 (define_insn_reservation storei_anomaly_05000074): New.
5005 (define_attr length): Add dsp32shiftimm case.
5006 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5007 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5008 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5009 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5010 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5012 2009-09-07 Martin Jambor <mjambor@suse.cz>
5015 * tree-sra.c (create_artificial_child_access): Return NULL if
5016 build_ref_for_offset fails.
5017 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5018 and create_artificial_child_access to fail.
5020 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5023 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5024 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5025 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5027 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5029 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5030 block, ensure it has an exit edge. Emit a barrier after a jump.
5032 2009-09-07 Nick Clifton <nickc@redhat.com>
5034 * gcc.c (this_is_linker_script): New variable. Like
5035 this_is_library_file but for the %T constructor.
5036 (end_going_arg): If this_is_linker_script is set then locate the
5037 script and insert a --script switch before it
5038 (do_spec_2): Initialise this_is_linker_script.
5039 (do_spec_1): Likewise. Handle %T construct.
5040 (eval_spec_function): Preserve this_is_linker_script.
5041 * doc/invoke.texi: Document %T construct in spec files.
5042 * config/m32c/m32c.h (LIB_SPEC): Use it.
5044 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5046 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5047 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5048 when volatile flag is set.
5049 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5051 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5054 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5055 (combine_stack_adjustments_for_block): Allow insns between stack
5056 adjustments and stores with corresponding pre-(dec|inc)rement or
5057 pre-modify operation.
5059 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5062 * combine-stack-adj.c (struct csa_memlist): Rename to...
5063 (struct csa_reflist): ... this. Rename mem field to ref.
5064 (free_csa_memlist): Rename to...
5065 (free_csa_reflist): ... this.
5066 (record_one_stack_memref): Rename to...
5067 (record_one_stack_ref): ... this. Handle also REG_P.
5068 (try_apply_stack_adjustment): Handle also REG_P.
5069 (struct record_stack_memrefs_data): Rename to...
5070 (struct record_stack_refs_data): ... this. Rename memlist field to
5072 (record_stack_memrefs): Rename to...
5073 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5074 subexpressions instead of failing when a MEM contains SP references.
5075 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5076 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5078 2009-09-06 Richard Guenther <rguenther@suse.de>
5081 * tree.c (build_array_type): Do not record types marked
5082 with structural equality in the canonical type hashtable.
5084 2009-09-06 Richard Guenther <rguenther@suse.de>
5087 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5089 2009-09-05 Richard Guenther <rguenther@suse.de>
5092 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5094 2009-09-05 Richard Guenther <rguenther@suse.de>
5097 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5099 2009-09-05 Richard Guenther <rguenther@suse.de>
5102 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5103 before comparing function argument types.
5105 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5108 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5111 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5114 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5116 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5117 locators before emit_insn is called.
5119 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5122 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5123 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5124 (reginfo_init): Don't call allocate_reg_info.
5126 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5129 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5130 NONDEBUG_INSN_P instead of INSN_P.
5132 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5135 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5137 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5140 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5141 pattern of the split.
5143 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5145 * toplev.c (process_options): Move setter of flag_var_tracking
5146 before other tests that depend on it. Move down setter of
5147 flag_rename_registers. Don't enable var-tracking-assignments
5148 by default if selective scheduling is enabled. Warn if both
5151 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5153 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5154 comment. Use switch statement to catch overlaps between rtx
5155 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5156 (IS_DECL_CODE): ... here. Remove.
5157 (check_value_is_not_decl): Remove.
5158 (dv_from_decl, dv_from_value): Check after conversion.
5160 2009-09-04 Richard Guenther <rguenther@suse.de>
5163 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5164 after emitting tunks. Move emitting thunks and ctors from ...
5165 (cgraph_optimize): ... here. Remove redundant
5166 cgraph_analyze_functions.
5167 * varasm.c (find_decl_and_mark_needed): Remove no longer
5169 (finish_aliases_1): Adjust check for thunk aliases.
5171 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5173 * config/arm/arm.md (ctzsi2): Added braces
5174 to avoid warning that broke booststrap.
5176 2009-09-04 Martin Jambor <mjambor@suse.cz>
5178 PR tree-optimization/41112
5179 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5180 handle variable-bounded arrays.
5181 (expr_with_var_bounded_array_refs_p): New function.
5182 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5184 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5186 * config/s390/2097.md: Removed two incorrect bypasses.
5187 (z10_fsimpdf): Fixed latency.
5188 (z10_fhex): New insn_reservation.
5189 (z10_floaddf): Fixed latency.
5190 (z10_floadsf): Fixed latency.
5191 (z10_ftrunctf): Fixed latency.
5192 (z10_ftruncdf): Fixed latency.
5193 * config/s390/s390.c (z10_cost): Fixed values.
5194 (s390_adjust_priority): Added z10 path.
5195 * config/s390/s390.md (type): Added fhex.
5196 (*mov<mode>_64dfp): Updated type attribute.
5197 (*mov<mode>_64): Updated type attribute.
5198 (*mov<mode>_31): Updated type attribute.
5199 (*mov<mode>"): Likewise.
5200 * config/s390/2084.md (x_fsimpdf): Updated condition.
5202 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5204 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5205 RTXs in the predicate for operand 1.
5207 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5209 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5210 (rbitsi2): New insn.
5211 (ctzsi2): New expand.
5212 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5214 2009-09-03 Martin Jambor <mjambor@suse.cz>
5216 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5217 (create_artificial_child_access): Use build_ref_for_offset instead
5218 of duplicate_expr_for_different_base.
5219 (propagate_subacesses_accross_link): Likewise.
5221 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5223 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5225 (mips16e_collect_argument_saves): Skip debug instructions.
5226 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5227 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5228 (r10k_insert_cache_barriers): Likewise.
5229 (mips_reorg_process_insns): Likewise.
5231 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5234 * ira.c (update_equiv_reg): Remove check on class likely spill.
5236 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5239 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5240 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5244 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5245 the stack slot if it is passed by invisible reference.
5246 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5247 by invisible reference.
5249 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5251 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5252 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5253 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5255 * config/bfin/sync.md: New file.
5256 * config/bfin/bfin.md: Include it.
5257 (UNSPEC_ATOMIC): New.
5258 (UNSPEC_ONES): Provide a unique number.
5260 From Jie Zhang <jie.zhang@analog.com>:
5261 * config/bfin/bfin.c (ret_regs): New.
5262 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5263 (must_save_rets_p): New.
5264 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5265 current_function_is_leaf.
5266 (do_link): Likewise.
5267 (do_unlink): Likewise.
5268 (expand_interrupt_handler_prologue): Use ret_regs array.
5269 (expand_interrupt_handler_epilogue): Use ret_regs array and
5270 pass return register to gen_return_internal.
5271 (bfin_expand_epilogue): Pass return register to
5272 gen_return_internal.
5273 (bfin_expand_call): Explicitly clobber RETS.
5274 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5275 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5276 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5277 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5279 (return_internal): Take a reg rtx rather than the register number.
5281 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5283 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5284 when comparing against estimated_loop_iterations_int return.
5286 2009-09-03 Richard Guenther <rguenther@suse.de>
5288 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5289 eh_personality_libfunc.
5291 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5293 * tree-parloops.c (separate_decls_in_region): Add space.
5295 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5297 * tree-parloops.c (separate_decls_in_region): Change the condition
5298 checking if there are reductions in the loop.
5300 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5302 PR tree-optimization/38275
5303 * tree-parloops.c (parallelize_loops): Replace profitability condition
5304 for expected number of iterations.
5306 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5308 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5309 (bootstrap-debug): Explain conditions in which it becomes default.
5310 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5313 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5315 * doc/invoke.texi (Optimize Options): Move
5316 -finline-small-functions to the -O2 list.
5318 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5320 * toplev.c (process_options): Enable var-tracking-assignments
5321 by default if var-tracking is enabled.
5323 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5325 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5327 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5328 * rtl.h (prev_nonnote_insn_bb): Declare it.
5330 2009-09-03 Diego Novillo <dnovillo@google.com>
5332 * cgraph.c (cgraph_node_for_decl): New.
5333 * cgraph.h (cgraph_node_for_decl): Declare.
5334 * tree.c (host_integerp): Return 0 if T is NULL.
5336 2009-09-03 Diego Novillo <dnovillo@google.com>
5338 * tree.h (struct alias_pair): Move from varasm.c.
5339 (alias_pairs): Likewise.
5340 (TYPE_MAXVAL): Define.
5341 (TYPE_MINVAL): Define.
5342 (iterative_hash_host_wide_int): Declare.
5343 (remove_unreachable_alias_pairs): Declare.
5344 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5345 * diagnostic.c (default_diagnostic_starter): Make extern.
5346 (default_diagnostic_finalizer): Make extern.
5347 * diagnostic.h (default_diagnostic_starter): Declare.
5348 (default_diagnostic_finalizer): Declare.
5349 (default_tree_printer): Declare.
5350 * toplev.c (default_tree_printer): Make extern.
5352 2009-09-03 Richard Guenther <rguenther@suse.de>
5353 Diego Novillo <dnovillo@google.com>
5355 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5356 * cgraphunit.c (cgraph_expand_function): Do not emit
5357 associated thunks from here.
5358 (cgraph_emit_thunks): New.
5359 (cgraph_optimize): Call it.
5360 Return if any IPA pass finds an error.
5361 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5364 2009-09-03 Simon Baldwin <simonb@google.com>
5365 Rafael Espindola <espindola@google.com>
5366 Richard Guenther <rguenther@suse.de>
5367 Doug Kwan <dougkwan@google.com>
5368 Diego Novillo <dnovillo@google.com>
5370 * tree.c: Include tree-pass.h, langhooks-def.h,
5371 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5372 (free_lang_data_in_type): New.
5373 (need_assembler_name_p): New.
5374 (free_lang_data_in_block): New.
5375 (free_lang_data_in_decl): New.
5376 (struct free_lang_data_d): New.
5377 (add_tree_to_fld_list): New.
5378 (find_decls_types_r): New.
5379 (get_eh_types_for_runtime): New.
5380 (find_decls_types_in_eh_region): New.
5381 (find_decls_types_in_node): New.
5382 (find_decls_types_in_var): New.
5383 (free_lang_data_in_cgraph): New.
5384 (free_lang_data): New.
5385 (gate_free_lang_data): New.
5386 (pass_ipa_free_lang_data): New.
5388 2009-09-03 Diego Novillo <dnovillo@google.com>
5390 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5391 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5392 (lang_hooks): Remove const qualifier.
5393 * ipa.c (cgraph_remove_unreachable_nodes): Call
5394 remove_unreachable_alias_pairs.
5395 * except.c (add_type_for_runtime): Check if TYPE has
5396 already been converted.
5397 (lookup_type_for_runtime): Likewise.
5398 (check_handled): Handle converted types.
5399 * varasm.c (remove_unreachable_alias_pairs): New.
5400 * gimple.c: Include demangle.h.
5401 (gimple_decl_printable_name): New.
5402 (gimple_fold_obj_type_ref): New.
5403 * gimple.h (gimple_decl_printable_name): Declare.
5404 (gimple_fold_obj_type_ref): Declare.
5405 * passes.c (init_optimization_passes): Add pass
5406 pass_ipa_free_lang_data.
5407 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5408 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5410 2009-09-03 Diego Novillo <dnovillo@google.com>
5412 * c-lang.c (lang_hooks): Remove const qualifier.
5414 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5416 * doc/install.texi (*-*-freebsd*): Update target information.
5418 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5420 * hard-reg-set.h (call_fixed_regs): Remove.
5421 * reginfo.c (call_fixed_regs): Remove.
5422 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5423 (globalize_reg): Don't use call_fixed_regs.
5424 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5427 2009-09-01 Michael Matz <matz@suse.de>
5429 * expr.h (emit_storent_insn, expand_expr_real_1,
5430 expand_expr_real_2): Declare.
5431 * expr.c (emit_storent_insn, expand_expr_real_1,
5432 expand_expr_real_2): Export.
5433 (store_expr): Setting and evaluating dont_return_target is useless.
5434 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5435 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5436 * except.c (expand_resx_expr): Rename to ...
5437 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5438 * except.h (expand_resx_stmt): Declare.
5439 * stmt.c: Add include gimple.h
5440 (expand_asm_expr): Rename to ...
5441 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5442 (expand_case): Rewrite to take gimple statement.
5443 * tree.h (expand_asm_stmt): Declare.
5444 (expand_case): Change prototype.
5445 * Makefile.in (stmt.o): Depend on gimple.h.
5446 * builtins.c (expand_builtin_synchronize): Build gimple asm
5447 statement, not an ASM_EXPR.
5448 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5449 gimple_to_tree, release_stmt_tree): Remove.
5450 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5451 ggc_free, but hold comparison code and operands separately.
5452 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5453 (expand_call_stmt, expand_gimple_stmt_1,
5454 expand_gimple_stmt): New helpers.
5455 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5456 release_stmt_tree. Call expand_gimple_stmt instead.
5457 (expand_gimple_basic_block): Ditto.
5459 * calls.c (emit_call_1): Don't look at EH regions here, make
5460 fntree parameter useless.
5461 (expand_call): New local rettype for TREE_TYPE(exp), use it
5462 throughout. Remove local p, use addr instead.
5463 Don't look at EH regions here.
5465 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5467 * doc/invoke.texi (-fsched-pressure): Document it.
5468 (-fsched-reg-pressure-heuristic): Remove it.
5470 * reload.c (ira.h): Include.
5471 (find_reloads): Add choosing reload on number of small spilled
5474 * haifa-sched.c (ira.h): Include.
5475 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5476 saved_reg_pressure, curr_reg_live, saved_reg_live,
5477 region_ref_regs): New variables.
5478 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5479 initiate_reg_pressure_info, setup_ref_regs,
5480 initiate_bb_reg_pressure_info, save_reg_pressure,
5481 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5483 (setup_insn_reg_pressure_info): New function.
5484 (rank_for_schedule): Add pressure checking and insn issue time.
5485 Remove comparison of insn reg weights.
5486 (ready_sort): Set insn reg pressure info.
5487 (update_register_pressure, setup_insn_max_reg_pressure,
5488 update_reg_and_insn_max_reg_pressure,
5489 sched_setup_bb_reg_pressure_info): New functions.
5490 (schedule_insn): Add code for printing and updating reg pressure info.
5491 (find_set_reg_weight, find_insn_reg_weight): Remove.
5492 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5493 (debug_ready_list): Print reg pressure info.
5494 (schedule_block): Ditto. Check insn issue time.
5495 (sched_init): Set up sched_pressure_p. Allocate and set up some
5496 reg pressure related info.
5497 (sched_finish): Free some reg pressure related info.
5498 (fix_tick_ready): Make insn always ready if pressure_p.
5499 (init_h_i_d): Don't call find_insn_reg_weight.
5500 (haifa_finish_h_i_d): Free insn reg pressure info.
5502 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5503 ira_memory_move_cost, ira_class_hard_regs,
5504 ira_class_hard_regs_num, ira_no_alloc_regs,
5505 ira_available_class_regs, ira_reg_class_cover_size,
5506 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5508 * ira-lives.c (single_reg_class): Check mode to find how many
5509 registers are necessary for operand.
5510 (ira_implicitly_set_insn_hard_regs): New.
5512 * common.opt (fsched-pressure): New options.
5513 (fsched-reg-pressure-heuristic): Remove.
5515 * ira.c (setup_eliminable_regset): Rename to
5516 ira_setup_eliminable_regset. Make it external.
5517 (expand_reg_info): Pass cover class to setup_reg_classes.
5518 (ira): Call resize_reg_info instead of allocate_reg_info.
5520 * sched-deps.c: Include ira.h.
5521 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5522 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5523 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5524 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5525 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5526 mark_insn_reg_store, mark_insn_reg_clobber,
5527 setup_insn_reg_pressure_info): New.
5528 (sched_analyze_1): Update implicit_reg_pending_uses.
5529 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5530 Use them to create dependencies. Set insn reg uses and pressure
5531 info. Process reg_pending_uses in one place.
5532 (free_deps): Free implicit sets.
5533 (remove_from_deps): Remove implicit sets if necessary. Check
5534 implicit sets when clearing reg_last_in_use.
5535 (init_deps_global): Clear implicit_reg_pending_clobbers and
5536 implicit_reg_pending_uses.
5538 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5539 ira_memory_move_cost, ira_class_hard_regs,
5540 ira_class_hard_regs_num, ira_no_alloc_regs,
5541 ira_available_class_regs, ira_reg_class_cover_size,
5542 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5543 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5544 ira_implicitly_set_insn_hard_regs): New prototypes.
5546 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5547 cost_elements_num): New variables.
5548 (allocno_costs, total_costs): Rename to costs and
5549 total_allocno_costs.
5550 (COSTS_OF_ALLOCNO): Rename to COSTS.
5551 (allocno_pref): Rename to pref.
5552 (allocno_pref_buffer): Rename to pref_buffer.
5553 (common_classes): Rename to regno_cover_class.
5555 (record_reg_classes): Set allocno attributes only if allocno_p.
5556 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5557 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5558 and COSTS_OF_ALLOCNO.
5559 (print_costs): Rename to print_allocno_costs.
5560 (print_pseudo_costs): New.
5561 (process_bb_node_for_costs): Split into 2 functions with new
5562 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5563 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5564 new parameter dump_file. Use cost_elements_num instead of
5565 ira_allocnos_num. Make one iteration if preferred classes were
5566 already calculated for scheduler. Make 2 versions of code
5567 depending on allocno_p.
5568 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5569 regno_cover_class and COSTS instead of common_classes and
5571 (init_costs, finish_costs): New.
5572 (ira_costs): Set up allocno_p and cost_elements_num. Call
5573 init_costs and finish_costs.
5574 (ira_set_pseudo_classes): New.
5576 * rtl.h (allocate_reg_info): Remove.
5577 (resize_reg_info): Change return type.
5578 (reg_cover_class): New.
5579 (setup_reg_classes): Add new parameter.
5581 * sched-int.h (struct deps_reg): New member implicit_sets.
5582 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5583 (INCREASE_BITS): New macro.
5584 (struct reg_pressure_data, struct reg_use_data): New.
5585 (struct _haifa_insn_data): Remove reg_weight. Add members
5586 reg_pressure, reg_use_list, reg_set_list, and
5587 reg_pressure_excess_cost_change.
5588 (struct deps): New member implicit_sets.
5589 (pressure_p): New variable.
5590 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5591 (struct reg_pressure_data, struct reg_use_data): New.
5592 (INSN_REG_WEIGHT): Remove.
5593 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5594 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5595 (sched_init_region_reg_pressure_info,
5596 sched_setup_bb_reg_pressure_info): New prototypes.
5598 * reginfo.c (struct reg_pref): New member coverclass.
5599 (reg_cover_class): New function.
5600 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5601 (reg_info_size): New variable.
5602 (allocate_reg_info): Make static. Setup reg_info_size.
5603 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5604 (setup_reg_classes): Add a new parameter. Setup cover class too.
5606 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5609 * sched-rgn.c (deps_join): Set up implicit_sets.
5610 (schedule_region): Set up region and basic blocks pressure
5613 * passes.c (init_optimization_passes): Move
5614 pass_subregs_of_mode_init before pass_sched.
5616 2009-09-02 Martin Jambor <mjambor@suse.cz>
5618 * tree-sra.c (struct access): New field grp_hint.
5619 (dump_access): Dump grp_hint.
5620 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5622 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5623 those which have been specifically read and somehow written to.
5624 (propagate_subacesses_accross_link): Set grp_hint of right child and
5625 also possibly of the left child.
5627 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5629 * tree-object-size.c (addr_object_size): Always use object_size_type
5630 0 or 2 when determining the pointer pointed object size.
5632 2009-09-02 Richard Guenther <rguenther@suse.de>
5635 2009-08-31 Richard Guenther <rguenther@suse.de>
5637 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5638 to query if the memory regions for memmove overlap.
5639 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5640 asserts on pointers, instead deal with odd trees.
5641 (ptr_derefs_may_alias_p): Likewise.
5642 (refs_may_alias_p_1): Constructor bases also never alias.
5644 2009-08-01 Christian Bruel <christian.bruel@st.com>
5647 2009-07-31 Christian Bruel <christian.bruel@st.com>
5648 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5650 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5652 * doc/invoke.texi (-fvar-tracking-assignments): New.
5653 (-fvar-tracking-assignments-toggle): New.
5654 (-fdump-final-insns=file): Mark filename as optional.
5655 (--param min-nondebug-insn-uid): New.
5656 (-gdwarf-@{version}): Mention version 4.
5657 * opts.c (common_handle_option): Accept it.
5658 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5659 * regrename.c (regrename_optimize): Drop last. Don't count debug
5660 insns as uses. Don't reject change because of debug insn.
5661 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5662 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5663 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5664 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5665 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5666 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5667 * doc/gimple.texi (is_gimple_debug): New.
5668 (gimple_debug_bind_p): New.
5669 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5670 * doc/install.texi (bootstrap-debug): More details.
5671 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5672 (bootstrap-debug-lib): More details.
5673 (bootstrap-debug-ckovw): Update.
5674 (bootstrap-time): New.
5675 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5676 (insert_phi_nodes_for): Insert debug stmts.
5677 (rewrite_stmt): Take iterator. Insert debug stmts.
5678 (rewrite_enter_block): Adjust.
5679 (maybe_replace_use_in_debug_stmt): New.
5680 (rewrite_update_stmt): Use it.
5681 (mark_use_interesting): Return early for debug stmts.
5682 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5683 stmts before replacing stmt.
5684 (move_computations_stmt): Likewise.
5685 * ira-conflicts.c (add_copies): Skip debug insns.
5686 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5687 (regstat_bb_compute_ri): Skip debug insns.
5688 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5689 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5690 check_loop_closed_ssa_stmt): Skip debug stmts.
5691 * tree-tailcall.c (find_tail_calls): Likewise.
5692 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5693 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5694 (build_var_debug_value_stat): Declare.
5695 (build_var_debug_value): Define.
5696 (target_for_debug_bind): Declare.
5697 * reload.c (find_equiv_reg): Skip debug insns.
5698 * rtlanal.c (reg_used_between_p): Skip debug insns.
5699 (side_effects_p): Likewise.
5700 (canonicalize_condition): Likewise.
5701 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5702 insns never depend on debug insns.
5703 (create_ddg_dep_no_link): Likewise.
5704 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5705 Don't add inter-loop dependencies for debug insns.
5706 (build_intra_loop_deps): Likewise.
5707 (create_ddg): Count debug insns.
5708 * ddg.h (struct ddg::num_debug): New.
5709 (num_backargs): Pair up with previous int field.
5710 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5711 -fcompare-debug-second.
5712 * final.c (get_attr_length_1): Skip debug insns.
5713 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5714 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5715 (driver_self_specs): Map -fdump-final-insns to
5716 -fdump-final-insns=..
5717 (get_local_tick): New.
5718 (compare_debug_dump_opt_spec_function): Test for . argument and
5719 compute output name. Compute temp output spec without flag name.
5720 Compute -frandom-seed.
5721 (OPT): Undef after use.
5722 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5723 (average_num_loop_insns): Likewise.
5724 * params.h (MIN_NONDEBUG_INSN_UID): New.
5725 * gimple.def (GIMPLE_DEBUG): New.
5726 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5727 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5728 (merge_in_block): Fix whitespace.
5729 * toplev.c (flag_var_tracking): Update comment.
5730 (flag_var_tracking_assignments): New.
5731 (flag_var_tracking_assignments_toggle): New.
5732 (process_options): Don't open final insns dump file if we're not
5733 going to write to it. Compute defaults for var_tracking.
5734 * df-scan.c (df_insn_rescan_debug_internal): New.
5735 (df_uses_record): Handle debug insns.
5736 * haifa-sched.c (ready): Initialize n_debug.
5737 (contributes_to_priority): Skip debug insns.
5738 (dep_list_size): New.
5740 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5741 they're ready. Disregard previous debug insns to make decisions.
5742 (queue_insn): Never queue debug insns.
5743 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5744 (schedule_insn): Don't reject debug insns because of issue rate.
5745 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5746 (queue_to_ready): Skip and discount debug insns.
5747 (choose_ready): Let debug insns through.
5748 (schedule_block): Check boundary debug insns. Discount debug
5749 insns, schedule them early. Adjust whitespace.
5750 (set_priorities): Check for boundary debug insns.
5751 (add_jump_dependencies): Use dep_list_size.
5752 (prev_non_location_insn): New.
5753 (check_cfg): Use it.
5754 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5756 (remove_unused_ivs): Reset debug stmts.
5757 * modulo-sched.c (const_iteration_count): Skip debug insns.
5758 (res_MII): Discount debug insns.
5759 (loop_single_full_bb_p): Skip debug insns.
5760 (sms_schedule): Likewise.
5761 (sms_schedule_by_order): Likewise.
5762 (ps_has_conflicts): Likewise.
5763 * caller-save.c (refmarker_fn): New.
5764 (save_call_clobbered_regs): Replace regs with saved mem in
5766 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5767 Call refmarker_fn mark for hardregnos.
5768 (mark_reg_as_referenced): New.
5769 (replace_reg_with_saved_mem): New.
5770 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5771 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5773 (cse_extended_basic_block): Skip debug insns.
5774 (count_reg_usage): Likewise.
5775 (is_dead_reg): New, split out of...
5776 (set_live_p): ... here.
5777 (insn_live_p): Use it for debug insns.
5778 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5779 (execute_optimize_stdarg): Likewise.
5780 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5781 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5782 changes in debug stmts as changes.
5783 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5784 (moveup_expr): Don't move across debug insns. Don't move
5785 debug insn if it would create a bookkeeping block.
5786 (moveup_expr_cached): Don't use cache for debug insns that
5787 are heads of blocks.
5788 (compute_av_set_inside_bb): Skip debug insns.
5789 (sel_rank_for_schedule): Schedule debug insns first. Remove
5791 (block_valid_for_bookkeeping_p); Support lax searches.
5792 (create_block_for_bookkeeping): Adjust block numbers when
5793 encountering debug-only blocks.
5794 (find_place_for_bookkeeping): Deal with debug-only blocks.
5795 (generate_bookkeeping_insn): Accept no place to insert.
5796 (remove_temp_moveop_nops): New argument full_tidying.
5797 (prepare_place_to_insert): Deal with debug insns.
5798 (advance_state_on_fence): Debug insns don't start cycles.
5799 (update_boundaries): Take fence as argument. Deal with
5801 (schedule_expr_on_boundary): No full_tidying on debug insns.
5802 (fill_insns): Deal with debug insns.
5803 (track_scheduled_insns_and_blocks): Don't count debug insns.
5804 (need_nop_to_preserve_insn_bb): New, split out of...
5805 (remove_insn_from_stream): ... this.
5806 (fur_orig_expr_not_found): Skip debug insns.
5807 * rtl.def (VALUE): Move up.
5809 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5810 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5811 Set it if debug stmts are found.
5812 (statement_sink_location): Skip debug stmts. Propagate
5813 moving defs into debug stmts.
5814 * ifcvt.c (first_active_insn): Skip debug insns.
5815 (last_active_insns): Likewise.
5816 (cond_exec_process_insns): Likewise.
5817 (noce_process_if_block): Likewise.
5818 (check_cond_move_block): Likewise.
5819 (cond_move_convert_if_block): Likewise.
5820 (block_jumps_and_fallthru_p): Likewise.
5821 (dead_or_predicable): Likewise.
5822 * dwarf2out.c (debug_str_hash_forced): New.
5823 (find_AT_string): Add comment.
5824 (gen_label_for_indirect_string): New.
5825 (get_debug_string_label): New.
5826 (AT_string_form): Use it.
5827 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5828 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5829 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5830 several operations that cannot be represented with DWARF opcodes.
5831 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5832 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5833 (dwarf2out_var_location): Take during-call mark into account.
5834 (output_indirect_string): Update comment. Output if there are
5835 label and references.
5836 (prune_indirect_string): New.
5837 (prune_unused_types): Call it if debug_str_hash_forced.
5838 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5839 (dw_long_long_const): Remove.
5840 (struct dw_val_struct): Change val_long_long type to rtx.
5841 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5842 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5843 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5844 component instead of HOST_BITS_PER_LONG.
5845 (output_loc_operands): Likewise. For const8* assert
5846 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5847 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5848 rather than HOST_BITS_PER_LONG is >= 64.
5849 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5851 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5852 HOST_BITS_PER_LONG for dw_val_class_long_long.
5853 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5854 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5855 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5857 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5858 Handle DW_OP_implicit_value.
5859 (extract_int): Move prototype earlier.
5860 (mem_loc_descriptor): For SUBREG punt if inner
5861 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5862 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5863 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5864 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5865 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5866 instead of Pmode size.
5867 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5868 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5869 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5870 (concat_loc_descriptor, concatn_loc_descriptor,
5871 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5872 (add_location_or_const_value_attribute): Likewise. For single
5873 location loc_lists attempt to use add_const_value_attribute
5874 for constant decls. Add DW_AT_const_value even if
5875 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5877 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5878 (control_flow_insn_p): Likewise.
5879 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5880 (separate_decls_in_region_debug_bind): New.
5881 (separate_decls_in_region): Process debug bind stmts afterwards.
5882 * recog.c (verify_changes): Handle debug insns.
5883 (extract_insn): Likewise.
5884 (peephole2_optimize): Skip debug insns.
5885 * dse.c (scan_insn): Skip debug insns.
5886 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5888 (setup_id_for_insn): Handle debug insns.
5889 (maybe_tidy_empty_bb): Adjust whitespace.
5890 (tidy_control_flow): Skip debug insns.
5891 (sel_remove_insn): Adjust for debug insns.
5892 (sel_estimate_number_of_insns): Skip debug insns.
5893 (create_insn_rtx_from_pattern): Handle debug insns.
5894 (create_copy_of_insn_rtx): Likewise.
5895 * sel-sched-.h (sel_bb_end): Declare.
5896 (sel_bb_empty_or_nop_p): New.
5897 (get_all_loop_exits): Use it.
5898 (_eligible_successor_edge_p): Likewise.
5899 (return_nop_to_pool): Adjust.
5900 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5901 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5902 * gimple-pretty-print.c (dump_gimple_debug): New.
5903 (dump_gimple_stmt): Use it.
5904 (dump_bb_header): Skip gimple debug stmts.
5905 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5906 (fixup_match_2): Likewise.
5907 (regmove_backward_pass): Likewise. Simplify combined
5908 replacement. Handle debug insns.
5909 * function.c (instantiate_virtual_regs): Handle debug insns.
5910 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5911 * print-rtl.h: Include cselib.h.
5912 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5913 * df.h (df_inns_rescan_debug_internal): Declare.
5914 * gcse.c (alloc_hash_table): Estimate n_insns.
5915 (cprop_insn): Don't regard debug insns as changes.
5916 (bypass_conditional_jumps): Skip debug insns.
5917 (one_pre_gcse_pass): Adjust.
5918 (one_code_hoisting_pass): Likewise.
5919 (compute_ld_motion_mems): Skip debug insns.
5920 (one_cprop_pass): Adjust.
5921 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5922 (if_convertible_stmt_p): Handle debug stmts.
5923 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5924 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5925 * ira-build.c (create_bb_allocnos): Skip debug insns.
5926 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5927 (has_single_use): Likewise.
5928 (single_imm_use): Likewise.
5929 (num_imm_uses): Likewise.
5930 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5931 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5932 (create_outofssa_var_map): Likewise.
5933 * lower-subreg.c (adjust_decomposed_uses): New.
5934 (resolve_debug): New.
5935 (decompose_multiword_subregs): Use it.
5936 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5937 * emit-rtl.c: Include params.h.
5938 (cur_debug_insn_uid): Define.
5939 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5940 (copy_rtx_if_shared_1): Handle debug insns.
5941 (reset_used_flags): Likewise.
5942 (set_used_flags): LIkewise.
5943 (get_max_insn_count): New.
5944 (next_nondebug_insn): New.
5945 (prev_nondebug_insn): New.
5946 (make_debug_insn_raw): New.
5947 (emit_insn_before_noloc): Handle debug insns.
5948 (emit_jump_insn_before_noloc): Likewise.
5949 (emit_call_insn_before_noloc): Likewise.
5950 (emit_debug_insn_before_noloc): New.
5951 (emit_insn_after_noloc): Handle debug insns.
5952 (emit_jump_insn_after_noloc): Likewise.
5953 (emit_call_insn_after_noloc): Likewise.
5954 (emit_debug_insn_after_noloc): Likewise.
5955 (emit_insn_after): Take loc from earlier non-debug insn.
5956 (emit_jump_insn_after): Likewise.
5957 (emit_call_insn_after): Likewise.
5958 (emit_debug_insn_after_setloc): New.
5959 (emit_debug_insn_after): New.
5960 (emit_insn_before): Take loc from later non-debug insn.
5961 (emit_jump_insn_before): Likewise.
5962 (emit_call_insn_before): Likewise.
5963 (emit_debug_insn_before_setloc): New.
5964 (emit_debug_insn_before): New.
5965 (emit_insn): Handle debug insns.
5966 (emit_debug_insn): New.
5967 (emit_jump_insn): Handle debug insns.
5968 (emit_call_insn): Likewise.
5970 (init_emit): Take min-nondebug-insn-uid into account.
5971 Initialize cur_debug_insn_uid.
5972 (emit_copy_of_insn_after): Handle debug insns.
5973 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5974 location of single rhs in place.
5975 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5976 (floor_sdiv_adjust): New.
5977 (cell_sdiv_adjust): New.
5978 (cell_udiv_adjust): New.
5979 (round_sdiv_adjust): New.
5980 (round_udiv_adjust): New.
5981 (wrap_constant): Moved from cselib.
5982 (unwrap_constant): New.
5983 (expand_debug_expr): New.
5984 (expand_debug_locations): New.
5985 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5987 (gimple_expand_cfg): Expand debug locations.
5988 * cselib.c: Include tree-pass.h.
5989 (struct expand_value_data): New.
5990 (cselib_record_sets_hook): New.
5991 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5992 (cselib_clear_table): Move, and implemnet in terms of...
5993 (cselib_reset_table_with_next_value): ... this.
5994 (cselib_get_next_unknown_value): New.
5995 (discard_useless_locs): Don't discard preserved values.
5996 (cselib_preserve_value): New.
5997 (cselib_preserved_value_p): New.
5998 (cselib_preserve_definitely): New.
5999 (cselib_clear_preserve): New.
6000 (cselib_preserve_only_values): New.
6001 (new_cselib_val): Take rtx argument. Dump it in details.
6002 (cselib_lookup_mem): Adjust.
6003 (expand_loc): Take regs_active in struct. Adjust. Silence
6004 dumps unless details are requested.
6005 (cselib_expand_value_rtx_cb): New.
6006 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6007 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6008 without details. Copy more subregs. Try to resolve values
6009 using a callback. Wrap constants.
6010 (cselib_subst_to_values): Adjust.
6011 (cselib_log_lookup): New.
6012 (cselib_lookup): Call it.
6013 (cselib_invalidate_regno): Don't count preserved values as useless.
6014 (cselib_invalidate_mem): Likewise.
6015 (cselib_record_set): Likewise.
6016 (struct set): Renamed to cselib_set, moved to cselib.h.
6017 (cselib_record_sets): Adjust. Call hook.
6018 (cselib_process_insn): Reset table when it would be cleared.
6019 (dump_cselib_val): New.
6020 (dump_cselib_table): New.
6021 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6022 (remove_forwarder_block): Support moving debug stmts.
6023 * cselib.h (cselib_record_sets_hook): Declare.
6024 (cselib_expand_callback): New type.
6025 (cselib_expand_value_rtx_cb): Declare.
6026 (cselib_reset_table_with_next_value): Declare.
6027 (cselib_get_next_unknown_value): Declare.
6028 (cselib_preserve_value): Declare.
6029 (cselib_preserved_value_p): Declare.
6030 (cselib_preserve_only_values): Declare.
6031 (dump_cselib_table): Declare.
6032 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6033 (try_crossjump_to_edge): Likewise.
6034 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6035 dominated blocks when debug stmts are present.
6036 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6037 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6038 (set_var_live_on_entry): Likewise.
6039 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6040 * cfglayout.c (curr_location, last_location): Make static.
6041 (set_curr_insn_source_location): Don't avoid bouncing.
6042 (get_curr_insn_source_location): New.
6043 (get_curr_insn_block): New.
6044 (duplicate_insn_chain): Handle debug insns.
6045 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6047 * common.opt (fcompare-debug): Move to sort order.
6048 (fdump-unnumbered-links): Likewise.
6049 (fvar-tracking-assignments): New.
6050 (fvar-tracking-assignments-toggle): New.
6051 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6052 because of debug stmts.
6053 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6054 (eliminate_unnecessary_stmts): Walk dominated blocks before
6056 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6057 * ira.c (memref_used_between_p): Skip debug insns.
6058 (update_equiv_regs): Likewise.
6059 * sched-deps.c (sd_lists_size): Accept empty list.
6060 (sd_init_insn): Mark debug insns.
6061 (sd_finish_insn): Unmark them.
6062 (sd_add_dep): Reject non-debug deps on debug insns.
6063 (fixup_sched_groups): Give debug insns group treatment.
6065 (sched_analyze_reg): Don't mark debug insns for sched before call.
6066 (sched_analyze_2): Handle debug insns.
6067 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6069 (deps_analyze_insn): Handle debug insns.
6070 (deps_start_bb): Skip debug insns.
6071 (init_deps): Initialize last_debug_insn.
6072 * tree-ssa.c (target_for_debug_bind): New.
6073 (find_released_ssa_name): New.
6074 (propagate_var_def_into_debug_stmts): New.
6075 (propagate_defs_into_debug_stmts): New.
6076 (verify_ssa): Skip debug bind stmts without values.
6077 (warn_uninialized_vars): Skip debug stmts.
6078 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6079 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6080 (rtx_equal_p): Likewise.
6081 * ira-costs.c (scan_one_insn): Skip debug insns.
6082 (process_bb_node_for_hard_reg_moves): Likewise.
6083 * rtl.h (DEBUG_INSN_P): New.
6084 (NONDEBUG_INSN_P): New.
6085 (MAY_HAVE_DEBUG_INSNS): New.
6086 (INSN_P): Accept debug insns.
6087 (RTX_FRAME_RELATED_P): Likewise.
6088 (INSN_DELETED_P): Likewise
6089 (PAT_VAR_LOCATION_DECL): New.
6090 (PAT_VAR_LOCATION_LOC): New.
6091 (PAT_VAR_OCATION_STATUS): New.
6092 (NOTE_VAR_LOCATION_DECL): Reimplement.
6093 (NOTE_VAR_LOCATION_LOC): Likewise.
6094 (NOTE_VAR_LOCATION_STATUS): Likewise.
6095 (INSN_VAR_LOCATION): New.
6096 (INSN_VAR_LOCATION_DECL): New.
6097 (INSN_VAR_LOCATION_LOC): New.
6098 (INSN_VAR_LOCATION_STATUS): New.
6099 (gen_rtx_UNKNOWN_VAR_LOC): New.
6100 (VAR_LOC_UNKNOWN_P): New.
6101 (NOTE_DURING_CALL_P): New.
6102 (SCHED_GROUP_P): Accept debug insns.
6103 (emit_debug_insn_before): Declare.
6104 (emit_debug_insn_before_noloc): Declare.
6105 (emit_debug_insn_beore_setloc): Declare.
6106 (emit_debug_insn_after): Declare.
6107 (emit_debug_insn_after_noloc): Declare.
6108 (emit_debug_insn_after_setloc): Declare.
6109 (emit_debug_insn): Declare.
6110 (make_debug_insn_raw): Declare.
6111 (prev_nondebug_insn): Declare.
6112 (next_nondebug_insn): Declare.
6113 (delegitimize_mem_from_attrs): Declare.
6114 (get_max_insn_count): Declare.
6115 (wrap_constant): Declare.
6116 (unwrap_constant): Declare.
6117 (get_curr_insn_source_location): Declare.
6118 (get_curr_insn_block): Declare.
6119 * tree-inline.c (insert_debug_decl_map): New.
6120 (processing_debug_stmt): New.
6121 (remap_decl): Don't create new mappings in debug stmts.
6122 (remap_gimple_op_r): Don't add references in debug stmts.
6123 (copy_tree_body_r): Likewise.
6124 (remap_gimple_stmt): Handle debug bind stmts.
6125 (copy_bb): Skip debug stmts.
6126 (copy_edges_for_bb): Likewise.
6127 (copy_debug_stmt): New.
6128 (copy_debug_stmts): New.
6129 (copy_body): Copy debug stmts at the end.
6130 (insert_init_debug_bind): New.
6131 (insert_init_stmt): Take id. Skip and emit debug stmts.
6132 (setup_one_parameter): Remap variable earlier, register debug mapping.
6133 (estimate_num_insns): Skip debug stmts.
6134 (expand_call_inline): Preserve debug_map.
6135 (optimize_inline_calls): Check for no debug_stmts left-overs.
6136 (unsave_expr_now): Preserve debug_map.
6137 (copy_gimple_seq_and_replace_locals): Likewise.
6138 (tree_function_versioning): Check for no debug_stmts left-overs.
6139 Init and destroy debug_map as needed. Split edges unconditionally.
6140 (build_duplicate_type): Init and destroy debug_map as needed.
6141 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6142 (struct copy_body_data): Add debug_stmts and debug_map.
6143 * sched-int.h (struct ready_list): Add n_debug.
6144 (struct deps): Add last_debug_insn.
6145 (DEBUG_INSN_SCHED_P): New.
6146 (BOUNDARY_DEBUG_INSN_P): New.
6147 (SCHEDULE_DEBUG_INSN_P): New.
6148 (sd_iterator_cond): Accept empty list.
6149 * combine.c (create_log_links): Skip debug insns.
6150 (combine_instructions): Likewise.
6151 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6152 return value is always unshared.
6153 (struct rtx_subst_pair): New.
6154 (auto_adjust_pair): New.
6155 (propagate_for_debug_subst): New.
6156 (propagate_for_debug): New.
6157 (try_combine): Skip debug insns. Propagate removed defs into
6159 (next_nonnote_nondebug_insn): New.
6160 (distribute_notes): Use it. Skip debug insns.
6161 (distribute_links): Skip debug insns.
6162 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6163 * resource.c (mark_target_live_regs): Likewise.
6164 * var-tracking.c: Include cselib.h and target.h.
6165 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6167 (micro_operation_type_name): New.
6168 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6169 (struct micro_operation_def): Update comments.
6170 (decl_or_value): New type. Use instead of decls.
6171 (struct emit_note_data_def): Add vars.
6172 (struct attrs_def): Use decl_or_value.
6173 (struct variable_tracking_info_def): Add permp, flooded.
6174 (struct location_chain_def): Update comment.
6175 (struct variable_part_def): Use decl_or_value.
6176 (struct variable_def): Make var_part a variable length array.
6178 (scratch_regs): New.
6179 (cselib_hook_called): New.
6180 (dv_is_decl_p): New.
6181 (dv_is_value_p): New.
6184 (dv_as_opaque): New.
6185 (dv_onepart_p): New.
6187 (IS_DECL_CODE): New.
6188 (check_value_is_not_decl): New.
6189 (dv_from_decl): New.
6190 (dv_from_value): New.
6191 (dv_htab_hash): New.
6192 (variable_htab_hash): Use it.
6193 (variable_htab_eq): Support values.
6194 (variable_htab_free): Free from the right pool.
6195 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6196 (attrs_list_union): Adjust.
6197 (attrs_list_mpdv_union): New.
6198 (tie_break_pointers): New.
6199 (canon_value_cmp): New.
6200 (unshare_variable): Return possibly-modified slot.
6201 (vars_copy_1): Adjust.
6202 (var_reg_decl_set): Adjust. Split out of...
6203 (var_reg_set): ... this.
6204 (get_init_value): Adjust.
6205 (var_reg_delete_and_set): Adjust.
6206 (var_reg_delete): Adjust.
6207 (var_regno_delete): Adjust.
6208 (var_mem_decl_set): Split out of...
6209 (var_mem_set): ... this.
6210 (var_mem_delete_and_set): Adjust.
6211 (var_mem_delete): Adjust.
6215 (variable_union): Adjust. Speed up merge of 1-part vars.
6216 (variable_canonicalize): Use unshared slot.
6217 (VALUED_RECURSED_INTO): New.
6218 (find_loc_in_1pdv): New.
6219 (struct dfset_merge): New.
6220 (insert_into_intersection): New.
6221 (intersect_loc_chains): New.
6223 (canonicalize_loc_order_check): New.
6224 (canonicalize_values_mark): New.
6225 (canonicalize_values_star): New.
6226 (variable_merge_over_cur): New.
6227 (variable_merge_over_src): New.
6228 (dataflow_set_merge): New.
6229 (dataflow_set_equiv_regs): New.
6230 (remove_duplicate_values): New.
6231 (struct dfset_post_merge): New.
6232 (variable_post_merge_new_vals): New.
6233 (variable_post_merge_perm_vals): New.
6234 (dataflow_post_merge_adjust): New.
6235 (find_mem_expr_in_1pdv): New.
6236 (dataflow_set_preserve_mem_locs): New.
6237 (dataflow_set_remove_mem_locs): New.
6238 (dataflow_set_clear_at_call): New.
6239 (onepart_variable_different_p): New.
6240 (variable_different_p): Use it.
6241 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6242 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6244 (track_loc_p): Pass it true.
6245 (struct count_use_info): New.
6246 (find_use_val): New.
6247 (replace_expr_with_values): New.
6249 (use_type): New, partially split out of...
6250 (count_uses): ... this. Count new micro-ops.
6251 (count_uses_1): Adjust.
6252 (count_stores): Adjust.
6253 (count_with_sets): New.
6254 (VAL_NEEDS_RESOLUTION): New.
6255 (VAL_HOLDS_TRACK_EXPR): New.
6256 (VAL_EXPR_IS_COPIED): New.
6257 (VAL_EXPR_IS_CLOBBERED): New.
6258 (add_uses): Adjust. Generate new micro-ops.
6259 (add_uses_1): Adjust.
6260 (add_stores): Generate new micro-ops.
6261 (add_with_sets): New.
6262 (find_src_status): Adjust.
6263 (find_src_set_src): Adjust.
6264 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6265 Handle new micro-ops. Canonicalize value equivalances.
6266 (vt_find_locations): Compute total size of hash tables for
6267 dumping. Perform merge for var-tracking-assignments. Don't
6268 disregard single-block loops.
6269 (dump_attrs_list): Handle decl_or_value.
6270 (dump_variable): Take variable. Deal with decl_or_value.
6271 (dump_variable_slot): New.
6272 (dump_vars): Use it.
6273 (dump_dataflow_sets): Adjust.
6274 (set_slot_part): New, extended to support one-part variables
6275 after splitting out of...
6276 (set_variable_part): ... this.
6277 (clobber_slot_part): New, split out of...
6278 (clobber_variable_part): ... this.
6279 (delete_slot_part): New, split out of...
6280 (delete_variable_part): .... this.
6281 (check_wrap_constant): New.
6282 (vt_expand_loc_callback): New.
6283 (vt_expand_loc): New.
6284 (emit_note_insn_var_location): Adjust. Handle values. Handle
6285 EMIT_NOTE_AFTER_CALL_INSN.
6286 (emit_notes_for_differences_1): Adjust. Handle values.
6287 (emit_notes_for_differences_2): Likewise.
6288 (emit_notes_for_differences): Adjust.
6289 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6290 Adjust. Handle new micro-ops.
6291 (vt_add_function_parameters): Adjust. Create and bind values.
6292 (vt_initialize): Adjust. Initialize scratch_regs and
6293 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6294 operations. Move some code to count_with_sets and add_with_sets.
6295 (delete_debug_insns): New.
6296 (vt_debug_insns_local): New.
6297 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6299 (var_tracking_main): If var-tracking-assignments is enabled
6300 but var-tracking isn't, delete debug insns and leave. Likewise
6301 if we exceed limits or fail the stack adjustments tests, and
6302 after all var-tracking processing.
6303 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6304 (dataflow_set): Add traversed_vars.
6305 (value_chain, const_value_chain): New typedefs.
6306 (value_chain_pool, value_chains): New variables.
6307 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6308 add_value_chains, add_cselib_value_chains, remove_value_chain,
6309 remove_value_chains, remove_cselib_value_chains): New functions.
6310 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6311 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6313 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6314 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6315 (dst_can_be_shared): New variable.
6316 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6317 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6318 different from set->vars, look up slot again instead of using the
6320 (dataflow_set_init): Initialize traversed_vars.
6321 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6322 lookup if set->vars is shared. Don't keep slot cleared before
6323 calling unshare_variable. Unshare set->vars if needed. Adjust
6324 unshare_variable callers. Clear dst_can_be_shared if needed.
6325 Even ->refcount == 1 vars must be unshared if set->vars is shared
6326 and var needs to be modified.
6327 (dataflow_set_union): Set traversed_vars during canonicalization.
6328 (VALUE_CHANGED, DECL_CHANGED): Define.
6329 (set_dv_changed, dv_changed_p): New static inlines.
6330 (track_expr_p): Clear DECL_CHANGED.
6331 (dump_dataflow_sets): Set it.
6332 (variable_was_changed): Call set_dv_changed.
6333 (emit_note_insn_var_location): Likewise.
6334 (changed_variables_stack): New variable.
6335 (check_changed_vars_1, check_changed_vars_2): New functions.
6336 (emit_notes_for_changes): Do nothing if changed_variables is
6337 empty. Traverse changed_variables with check_changed_vars_1,
6338 call check_changed_vars_2 on each changed_variables_stack entry.
6339 (emit_notes_in_bb): Add SET argument. Just clear it at the
6340 beginning, use it instead of local &set, don't destroy it at the end.
6341 (vt_emit_notes): Call dataflow_set_clear early on all
6342 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6343 computed set, dataflow_set_clear also VTI(bb)->in when we are
6344 done with the basic block. Initialize changed_variables_stack,
6345 free it afterwards. If ENABLE_CHECKING verify that after noting
6346 differences to an empty set value_chains hash table is empty.
6347 (vt_initialize): Initialize value_chains and value_chain_pool.
6348 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6349 (variable_tracking_main): Call dump_dataflow_sets before calling
6350 vt_emit_notes, not after it.
6351 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6352 (propagate_var_def_into_debug_stmts): Declare.
6353 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6354 (df_set_note): Reject debug insns.
6355 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6356 add notes to debug insns.
6357 (df_note_bb_compute): Adjust. Likewise.
6358 (df_simulate_uses): Skip debug insns.
6359 (df_simulate_initialize_backwards): Likewise.
6360 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6361 (subst_stack_regs_pat): Reject debug insns.
6362 (convert_regs_1): Handle debug insns.
6363 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6364 (print-rtl.o): Depend on cselib.h.
6365 (cselib.o): Depend on TREE_PASS_H.
6366 (var-tracking.o): Depend on cselib.h and TARGET_H.
6367 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6368 (init_ready_list): Skip boundary debug insns.
6369 (add_branch_dependences): Skip debug insns.
6370 (free_block_dependencies): Check for blocks with only debug insns.
6371 (compute_priorities): Likewise.
6372 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6373 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6375 (gimple_build_debug_bind_stat): New.
6376 (empty_body_p): Skip debug stmts.
6377 (gimple_has_side_effects): Likewise.
6378 (gimple_rhs_has_side_effects): Likewise.
6379 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6380 (gimple_build_debug_bind_stat): Declare.
6381 (gimple_build_debug_bind): Define.
6382 (is_gimple_debug): New.
6383 (gimple_debug_bind_p): New.
6384 (gimple_debug_bind_get_var): New.
6385 (gimple_debug_bind_get_value): New.
6386 (gimple_debug_bind_get_value_ptr): New.
6387 (gimple_debug_bind_set_var): New.
6388 (gimple_debug_bind_set_value): New.
6389 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6390 (gimple_debug_bind_reset_value): New.
6391 (gimple_debug_bind_has_value_p): New.
6392 (gsi_next_nondebug): New.
6393 (gsi_prev_nondebug): New.
6394 (gsi_start_nondebug_bb): New.
6395 (gsi_last_nondebug_bb): New.
6396 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6397 (print_insn): Handle DEBUG_INSN.
6398 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6399 of first insn prevail.
6400 (first_stmt): Skip debug stmts.
6401 (first_non_label_stmt): Likewise.
6402 (last_stmt): Likewise.
6403 (has_zero_uses_1): New.
6404 (single_imm_use_1): New.
6405 (verify_gimple_debug): New.
6406 (verify_types_in_gimple_stmt): Handle debug stmts.
6407 (verify_stmt): Likewise.
6408 (debug_loop_num): Skip debug stmts.
6409 (remove_edge_and_dominated_blocks): Remove dominators last.
6410 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6411 (linearize_expr): Likewise.
6412 * config/i386/i386.c (ix86_delegitimize_address): Call
6413 default implementation.
6414 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6415 (group_barrier_needed): Skip debug insns.
6416 (emit_insn_group_barriers): Likewise.
6417 (emit_all_insn_group_barriers): Likewise.
6418 (ia64_variable_issue): Handle debug insns.
6419 (ia64_dfa_new_cycle): Likewise.
6420 (final_emit_insn_group_barriers): Skip debug insns.
6421 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6422 def cfa without frame.
6423 (process_set): Likewise.
6424 (process_for_unwind_directive): Pass frame on.
6425 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6426 (rs6000_delegitimize_address): New.
6427 (rs6000_debug_adjust_cost): Handle debug insns.
6428 (is_microcoded_insn): Likewise.
6429 (is_cracked_insn): Likewise.
6430 (is_nonpipeline_insn): Likewise.
6431 (insn_must_be_first_in_group): Likewise.
6432 (insn_must_be_last_in_group): Likewise.
6433 (force_new_group): Likewise.
6434 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6435 contains only debug insns.
6436 (rtl_merge_blocks): Skip debug insns.
6437 (purge_dead_edges): Likewise.
6438 (rtl_block_ends_with_call_p): Skip debug insns.
6439 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6440 (mark_reg_dependencies): Skip debug insns.
6441 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6442 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6443 * tree-ssa-threadedge.c
6444 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6445 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6446 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6447 (copyprop_hardreg_forward_1): Handle debug insns.
6448 * reload1.c (reload): Skip debug insns. Replace unassigned
6449 pseudos in debug insns with their equivalences.
6450 (eliminate_regs_in_insn): Skip debug insns.
6451 (emit_input_reload_insns): Skip debug insns at first, adjust
6453 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6454 (get_indirect_ref_operands): Pass opf_no_vops on.
6455 (get_expr_operands): Likewise. Skip debug stmts.
6456 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6458 2009-09-01 Richard Henderson <rth@redhat.com>
6460 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6461 stmt_ends_pp_p statements at least once.
6462 * tree-vrp.c (vrp_initialize): Likewise.
6463 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6465 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6468 Fix AIX bootstrap after PR debug/30161
6469 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6470 that is a GNU extension.
6471 (tmpl_value_parm_die_table): Move the definition of this global
6472 outside #ifdef DWARF2_DEBUGGING_INFO region.
6474 2009-09-01 Richard Guenther <rguenther@suse.de>
6476 * tree.c (tree_expr_size): New function.
6477 * tree.h (tree_expr_size): Declare.
6478 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6479 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6480 * langhooks.c (lhd_expr_size): Remove.
6481 * langhooks.h (struct lang_hooks): Remove expr_size.
6482 * explow.c (expr_size): Use tree_expr_size.
6483 (int_expr_size): Likewise.
6484 * langhooks-def.h (lhd_expr_size): Remove.
6485 (LANG_HOOKS_EXPR_SIZE): Likewise.
6486 (LANG_HOOKS_INITIALIZER): Adjust.
6488 2009-09-01 Richard Guenther <rguenther@suse.de>
6490 * tree-flow.h (mark_addressable): Move declaration ...
6491 * tree.h (mark_addressable): ... here.
6492 * stmt.c (expand_asm_operands): Use mark_addressable, not
6493 lang_hooks.mark_addressable.
6494 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6495 LANG_HOOKS_MARK_ADDRESSABLE.
6496 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6497 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6499 2009-08-31 Chris Demetriou <cgd@google.com>
6501 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6502 vectorize if not TARGET_SSE2.
6504 2009-08-31 DJ Delorie <dj@redhat.com>
6506 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6507 registers if no coprocessor is enabled.
6509 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6512 * cgraph.h (cgraph_get_node): Declare ...
6513 * cgraph.c (cgraph_get_node): ... new function.
6514 * dwarf2out.c (gen_generic_params_dies,
6515 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6516 make_ith_pack_parameter_name,
6517 append_entry_to_tmpl_value_parm_die_table,
6518 gen_remaining_tmpl_value_param_die_attribute): New functions.
6519 (gen_subprogram_die): Generate debug info for template parameters
6520 if debug info level is higher than DINFO_LEVEL_TERSE.
6521 Use tree_add_const_value_attribute_for_decl instead of
6522 tree_add_const_value_attribute.
6523 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6524 instead of tree_add_const_value_attribute.
6525 (gen_struct_or_union_type_die): Generate debug
6526 info for template parameters if debug info level is higher than
6528 (tree_add_const_value_attribute): Handle integral and pointer
6529 constants. Update comment.
6530 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6531 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6532 (reference_to_unused): Fix thinko. Remove redundant predicates from
6534 (tree_add_const_value_attribute): Make this work for constant
6536 tree_add_const_value_attribute_for_decl is to be used for variable
6538 (add_location_or_const_value_attribute): Use
6539 tree_add_const_value_attribute_for_decl now.
6540 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6541 DW_TAG_template_value_param DIEs after function DIEs have been
6543 * langhooks.h (lang_hooks_for_types): Add
6544 get_argument_pack_elems.
6545 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6546 (lang_hooks): Added get_innermost_generic_parms,
6547 get_innermost_generic_args.
6548 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6549 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6550 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6551 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6553 2009-08-31 DJ Delorie <dj@redhat.com>
6555 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6556 it once we start generating the prologue or epilogue.
6557 (mep_call_saves_register): If the frame is locked, re-use
6559 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6560 (mep_expand_prologue): Call it.
6561 (mep_expand_epilogue): Likewise.
6562 (mep_start_function): Use the same logic as mep_expand_prologue.
6563 (mep_pass_by_reference): Make logic more readable.
6564 (mep_return_in_memory): Zero-sized objects are passed in memory.
6565 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6567 2009-08-31 Richard Guenther <rguenther@suse.de>
6569 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6570 to query if the memory regions for memmove overlap.
6571 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6572 asserts on pointers, instead deal with odd trees.
6573 (ptr_derefs_may_alias_p): Likewise.
6574 (refs_may_alias_p_1): Constructor bases also never alias.
6576 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6578 * doc/install.texi (Final install): Adjust reference on where to
6579 order printed manuals.
6581 2009-08-30 Olivier Hainque <hainque@adacore.com>
6583 * dwarf2out.c (switch_to_frame_table_section): Move
6584 definition prior to first use.
6586 2009-08-30 Richard Guenther <rguenther@suse.de>
6588 PR tree-optimization/41186
6589 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6590 (ao_ref_init_from_ptr_and_size): New function.
6591 (ref_maybe_used_by_call_p_1): Be more precise tracking
6592 used ranges for builtin functions.
6593 (ref_maybe_used_by_call_p): Adjust.
6594 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6595 ranges for builtin functions.
6596 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6598 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6601 * fwprop.c (get_reg_use_in): Delete.
6602 (free_load_extend): New function.
6603 (forward_propagate_subreg): Use it.
6605 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6607 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6609 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6612 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6615 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6617 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6618 fini or fini_array section.
6620 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6622 * graphite-dependences.c (graphite_legal_transform_bb): Call
6623 pbb_remove_duplicate_pdrs.
6624 * graphite-poly.c (can_collapse_pdr): Removed.
6625 (pdr_find_duplicate): Removed.
6626 (can_collapse_pdrs): New.
6627 (pbb_remove_duplicate_pdrs): New.
6628 (new_poly_dr): Do not look for duplicates.
6629 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6630 (PBB_PDR_DUPLICATES_REMOVED): New.
6631 (pbb_remove_duplicate_pdrs): Declared.
6633 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6635 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6636 the strides by multiplying by PDR_NB_REFS.
6637 * graphite-poly.c (can_collapse_pdr): New.
6638 (pdr_find_duplicate): New.
6639 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6640 Initialize PDR_NB_REFS.
6641 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6643 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6645 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6648 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6651 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6653 * graphite-dependences.c (pddr_original_scattering): Return NULL
6654 for read-read dependence relations.
6655 * graphite-poly.h (enum poly_dr_type): Fix comment.
6658 (pdr_may_write_p): New.
6660 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6662 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6663 (struct poly_dr): Same.
6664 (new_poly_dr): Same.
6665 * graphite-poly.c (new_poly_dr): Same.
6666 * graphite-dependences.c (dot_deps): Disable call to system.
6668 2009-08-28 Cary Coutant <ccoutant@google.com>
6671 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6672 struct/union/enum types local to a function.
6674 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6675 Sebastian Pop <sebastian.pop@amd.com>
6677 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6678 pbb_strip_mine_time_depth. Changed the implementation so that
6679 transformation is expressed as a transformation on
6680 time (scatttering) dimensions. Also, ensures that the 2d+1
6681 scheduling format is preserved.
6682 (pbb_strip_mine_profitable_p): Profitability is based on the
6683 iteration number of a given time (scattering) dimension,
6684 and not on a original loop depth dimension.
6685 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6686 (pbb_do_strip_mine): Call psct_dynamic_dim.
6687 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6688 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6689 (pbb_nb_dynamic_scattering_transform): New.
6690 (psct_dynamic_dim): New.
6692 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6694 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6695 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6696 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6697 * graphite-interchange.c (build_linearized_memory_access): Same.
6698 (memory_stride_in_loop): Same.
6700 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6702 * graphite-dependences.c (pddr_original_scattering): New.
6703 (graphite_legal_transform_dr): Call pddr_original_scattering.
6706 * graphite-dependences.h (dot_deps): Declared.
6707 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6708 (print_pdr): Print PDR_ID.
6709 * graphite-poly.h (struct poly_dr): Add field id.
6712 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6714 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6716 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6717 not delete the original dependence relation.
6719 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6721 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6722 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6723 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6724 (free_poly_ddr): New.
6725 (pddr_is_empty): New.
6726 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6727 (dependence_polyhedron): Same. Remove useless gcc_assert.
6729 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6730 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6731 * graphite-dependences.h (enum poly_dependence_kind): New.
6732 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6733 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6734 (PDRP_SINK): Renamed PDDR_SINK.
6735 (PDRP_DDP): Renamed PDDR_DDP.
6737 (free_poly_ddr): Declared.
6738 * graphite-poly.c (new_scop): Use the new hash function names.
6739 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6740 into original_pddrs.
6741 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6743 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6745 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6746 bounds with LT_EXPR to make niter analysis more precise on code
6747 generated by Graphite.
6749 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6751 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6752 (graphite_legal_transform_bb): Same.
6753 (poly_drs_may_alias_p): Same.
6755 2009-08-28 Richard Guenther <rguenther@suse.de>
6757 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6759 2009-08-28 Jan Beulich <jbeulich@novell.com>
6761 * config/i386/netware.c: Include langhooks.h.
6762 (i386_nlm_encode_section_info): Simplify.
6763 (netware_override_options): Delete.
6764 * config/i386/netware.h (netware_override_options): Delete
6766 (OVERRIDE_OPTIONS): Delete definition.
6767 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6768 (ASM_COMMENT_START): Define.
6769 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6771 2009-08-28 Jan Beulich <jbeulich@novell.com>
6773 * configure.ac: For in-tree ld, do a plain version check to
6774 determine whether comdat groups are supported.
6775 * configure: Regenerate.
6777 2009-08-28 Olivier Hainque <hainque@adacore.com>
6779 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6780 always defined. Reflect definition or absence of such for
6781 COLLECT_EXPORT_LIST. Readability helper.
6782 (scanfilter): New enum, to help control what symbols
6783 are to be considered or ignored by scan_prog_file.
6784 (enum pass): Rename as "scanpass", moved together with scanfilter
6785 prior to scan_prog_file's prototype.
6786 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6787 Group prototype with the scanpass/scanfilter definitions, factorize
6788 head comments for the several implementations at the prototype.
6789 (main): Reorganize the first pass link control to let AIX
6790 drag only the needed frame tables in executables. Prevent
6791 frame tables collection during the scan aimed at static ctors.
6792 Pre-link and scan for frame tables later to compensate.
6793 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6794 A C statement to issue assembly directives that create a reference
6795 to the given DWARF table identifier label from the current function
6797 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6798 to differentiate first time section entry. Only emit a .data
6799 tables start identifier label the first time around.
6800 (switch_to_frame_table_section): New function. Helper for
6801 output_call_frame_info to switch possibly BACK into the eh_frame
6802 or the debug_frame section depending on FOR_EH.
6803 (output_call_frame_info): Use helper to first enter the proper
6805 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6806 emit a link to the frame table start label from each function
6808 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6809 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6810 * config/rs6000/rs6000-protos.h: Declare it.
6811 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6813 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6815 * config/sh/sh.c (split_branches): Check the result of
6818 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6820 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6821 using -pthread -fopenmp
6823 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6825 * doc/service.texi (service directory): Update URL.
6827 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6829 PR rtl-optimization/40861
6830 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6831 extract word from a multi-word subreg for negative byte positions.
6833 2009-08-27 Tristan Gingold <gingold@adacore.com>
6834 Douglas B Rupp <rupp@gnat.com>
6836 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6837 (SECTION_VMS_OVERLAY): Define.
6838 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6840 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6842 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6843 common_object declarations.
6844 (ia64_section_type_flags): Set section flag for common_object.
6845 * config/ia64/ia64-protos.h
6846 (ia64_vms_output_aligned_decl_common): Declare.
6847 (ia64_vms_elf_asm_named_section): Declare.
6849 2009-08-27 Michael Matz <matz@suse.de>
6851 * expr.c (expand_expr_real_2): New function taking exploded
6852 unary or binary expression, split out from ...
6853 (expand_expr_real_1): ... here. Move over all unary/binary
6854 switch parts to above function, in particular these codes:
6855 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6856 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6857 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6858 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6859 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6860 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6861 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6862 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6863 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6864 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6865 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6866 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6867 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6868 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6869 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6870 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6871 VEC_PACK_FIX_TRUNC_EXPR.
6872 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6875 2009-08-27 Richard Guenther <rguenther@suse.de>
6877 * gengtype.c (main): Handle uint64_t.
6878 * ipa-utils.c (get_base_var): Indent properly.
6879 * tree-ssa-live.c (debug_scope_block): New function.
6880 * tree-flow.h (debug_scope_block): Declare.
6881 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6882 * basic-block.h (enum profile_status): Rename to
6883 enum profile_status_d.
6884 (x_profile_status): Adjust type.
6886 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6889 * dwarf2out.c (get_context_die): Declare this static function.
6890 (gen_type_die_with_usage): Make sure a DIE is a generated for
6891 the context of a typedef.
6893 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6895 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6898 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6900 * config/mips/mips-protos.h (mips_output_sync): Declare.
6901 (mips_sync_loop_insns): Likewise.
6902 (mips_output_sync_loop): Replace first two parameters with an rtx.
6903 * config/mips/mips.c (mips_multi_member): New structure.
6904 (mips_multi_members): New variable.
6905 (mips_multi_start): New function.
6906 (mips_multi_add): Likewise.
6907 (mips_multi_add_insn): Likewise.
6908 (mips_multi_add_label): Likewise.
6909 (mips_multi_last_index): Likewise.
6910 (mips_multi_copy_insn): Likewise.
6911 (mips_multi_set_operand): Likewise.
6912 (mips_multi_write): Likewise.
6913 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6914 (mips_init_print_operand_punct): Update accordingly.
6915 (mips_start_ll_sc_sync_block): New function.
6916 (mips_end_ll_sc_sync_block): Likewise.
6917 (mips_output_sync): Likewise.
6918 (mips_sync_insn1_template): Likewise.
6919 (mips_sync_insn2_template): Likewise.
6920 (mips_get_sync_operand): Likewise.
6921 (mips_process_sync_loop): Likewise.
6922 (mips_output_sync_loop): Use mips_process_sync_loop.
6923 (mips_sync_loop_insns): New function.
6924 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6925 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6926 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6927 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6928 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6929 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6930 (MIPS_SYNC_OLD_OP_12): Likewise.
6931 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6932 (MIPS_SYNC_NEW_OP_12): Likewise.
6933 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6934 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6935 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6936 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6937 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6938 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6939 * config/mips/mips.md (sync_mem): New attribute.
6940 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6941 (sync_exclusive_mask, sync_required_oldval): Likewise.
6942 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6943 (sync_release_barrier): Likewise.
6944 (length): Handle sync loops.
6945 (sync): Use mips_output_sync.
6946 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6947 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6948 and use mips_output_sync_loop.
6949 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6950 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6951 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6952 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6953 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6954 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6955 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6956 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6957 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6959 2009-08-26 Richard Guenther <rguenther@suse.de>
6962 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6963 the types to not match.
6964 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6966 * tree-ssa.c (useless_type_conversion_p): Conversions to
6967 pointers to unprototyped functions are useless.
6969 2009-08-26 Richard Guenther <rguenther@suse.de>
6971 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6972 whole-program condition, prepare to be called for non-globals.
6973 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6974 params build a representative with known type and track its fields.
6976 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6978 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6979 clearing by a taken branch.
6980 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6981 effectively after bbro pass.
6982 (sync_nand<mode>): Ditto.
6983 (sync_old_<fetchop_name><mode>): Ditto.
6984 (sync_old_nand<mode>): Ditto.
6985 (sync_new_<fetchop_name><mode>): Dito.
6986 (sync_new_nand<mode>): Ditto.
6987 (sync_compare_and_swap<mode>_1): Ditto.
6988 (*sync_compare_and_swap<mode>): Ditto.
6989 (sync_lock_test_and_set<mode>_1): Ditto.
6990 ("sync_lock_test_and_set<mode>): Ditto.
6992 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6994 * hwint.h (HOST_LONG_FORMAT): New macro
6995 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6996 Use HOST_PTR_PRINTF.
6997 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6998 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6999 (HOST_PTR_PRINTF): Document.
7001 2009-08-25 Jan Hubicka <jh@suse.cz>
7003 * config/i386/bmmintrin.h: Replace by #error.
7006 Michael Meissner <michael.meissner@amd.com>
7007 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7008 Tony Linthicum <tony.linthicum@amd.com>
7010 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7011 (TARGET_ROUND): New macro for the round/ptest instructions which
7012 are shared between SSE4.1 and SSE5.
7013 (OPTION_MASK_ISA_ROUND): Ditto.
7014 (OPTION_ISA_ROUND): Ditto.
7015 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7016 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7018 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7019 (-mfused-madd): New switch to give users control over whether the
7020 compiler optimizes to use the multiply/add SSE5 instructions.
7022 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7023 (ix86_handle_option): Turn off 3dnow if -msse5.
7024 (override_options): Add SSE5 support.
7025 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7027 (ix86_expand_sse_movcc): Add SSE5 support.
7028 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7029 vector type to the next largest size.
7030 (ix86_expand_sse5_pack): New function to use pperm to pack a
7031 vector type to the next smallest size.
7032 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7033 (IX86_BUILTIN_FMADDSD): Ditto.
7034 (IX86_BUILTIN_FMADDPS): Ditto.
7035 (IX86_BUILTIN_FMADDPD): Ditto.
7036 (IX86_BUILTIN_FMSUBSS): Ditto.
7037 (IX86_BUILTIN_FMSUBSD): Ditto.
7038 (IX86_BUILTIN_FMSUBPS): Ditto.
7039 (IX86_BUILTIN_FMSUBPD): Ditto.
7040 (IX86_BUILTIN_FNMADDSS): Ditto.
7041 (IX86_BUILTIN_FNMADDSD): Ditto.
7042 (IX86_BUILTIN_FNMADDPS): Ditto.
7043 (IX86_BUILTIN_FNMADDPD): Ditto.
7044 (IX86_BUILTIN_FNMSUBSS): Ditto.
7045 (IX86_BUILTIN_FNMSUBSD): Ditto.
7046 (IX86_BUILTIN_FNMSUBPS): Ditto.
7047 (IX86_BUILTIN_FNMSUBPD): Ditto.
7048 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7049 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7050 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7051 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7052 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7053 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7054 (IX86_BUILTIN_PPERM): Ditto.
7055 (IX86_BUILTIN_PERMPS): Ditto.
7056 (IX86_BUILTIN_PERMPD): Ditto.
7057 (IX86_BUILTIN_PMACSSWW): Ditto.
7058 (IX86_BUILTIN_PMACSWW): Ditto.
7059 (IX86_BUILTIN_PMACSSWD): Ditto.
7060 (IX86_BUILTIN_PMACSWD): Ditto.
7061 (IX86_BUILTIN_PMACSSDD): Ditto.
7062 (IX86_BUILTIN_PMACSDD): Ditto.
7063 (IX86_BUILTIN_PMACSSDQL): Ditto.
7064 (IX86_BUILTIN_PMACSSDQH): Ditto.
7065 (IX86_BUILTIN_PMACSDQL): Ditto.
7066 (IX86_BUILTIN_PMACSDQH): Ditto.
7067 (IX86_BUILTIN_PMADCSSWD): Ditto.
7068 (IX86_BUILTIN_PMADCSWD): Ditto.
7069 (IX86_BUILTIN_PHADDBW): Ditto.
7070 (IX86_BUILTIN_PHADDBD): Ditto.
7071 (IX86_BUILTIN_PHADDBQ): Ditto.
7072 (IX86_BUILTIN_PHADDWD): Ditto.
7073 (IX86_BUILTIN_PHADDWQ): Ditto.
7074 (IX86_BUILTIN_PHADDDQ): Ditto.
7075 (IX86_BUILTIN_PHADDUBW): Ditto.
7076 (IX86_BUILTIN_PHADDUBD): Ditto.
7077 (IX86_BUILTIN_PHADDUBQ): Ditto.
7078 (IX86_BUILTIN_PHADDUWD): Ditto.
7079 (IX86_BUILTIN_PHADDUWQ): Ditto.
7080 (IX86_BUILTIN_PHADDUDQ): Ditto.
7081 (IX86_BUILTIN_PHSUBBW): Ditto.
7082 (IX86_BUILTIN_PHSUBWD): Ditto.
7083 (IX86_BUILTIN_PHSUBDQ): Ditto.
7084 (IX86_BUILTIN_PROTB): Ditto.
7085 (IX86_BUILTIN_PROTW): Ditto.
7086 (IX86_BUILTIN_PROTD): Ditto.
7087 (IX86_BUILTIN_PROTQ): Ditto.
7088 (IX86_BUILTIN_PROTB_IMM): Ditto.
7089 (IX86_BUILTIN_PROTW_IMM): Ditto.
7090 (IX86_BUILTIN_PROTD_IMM): Ditto.
7091 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7092 (IX86_BUILTIN_PSHLB): Ditto.
7093 (IX86_BUILTIN_PSHLW): Ditto.
7094 (IX86_BUILTIN_PSHLD): Ditto.
7095 (IX86_BUILTIN_PSHLQ): Ditto.
7096 (IX86_BUILTIN_PSHAB): Ditto.
7097 (IX86_BUILTIN_PSHAW): Ditto.
7098 (IX86_BUILTIN_PSHAD): Ditto.
7099 (IX86_BUILTIN_PSHAQ): Ditto.
7100 (IX86_BUILTIN_FRCZSS): Ditto.
7101 (IX86_BUILTIN_FRCZSD): Ditto.
7102 (IX86_BUILTIN_FRCZPS): Ditto.
7103 (IX86_BUILTIN_FRCZPD): Ditto.
7104 (IX86_BUILTIN_CVTPH2PS): Ditto.
7105 (IX86_BUILTIN_CVTPS2PH): Ditto.
7106 (IX86_BUILTIN_COMEQSS): Ditto.
7107 (IX86_BUILTIN_COMNESS): Ditto.
7108 (IX86_BUILTIN_COMLTSS): Ditto.
7109 (IX86_BUILTIN_COMLESS): Ditto.
7110 (IX86_BUILTIN_COMGTSS): Ditto.
7111 (IX86_BUILTIN_COMGESS): Ditto.
7112 (IX86_BUILTIN_COMUEQSS): Ditto.
7113 (IX86_BUILTIN_COMUNESS): Ditto.
7114 (IX86_BUILTIN_COMULTSS): Ditto.
7115 (IX86_BUILTIN_COMULESS): Ditto.
7116 (IX86_BUILTIN_COMUGTSS): Ditto.
7117 (IX86_BUILTIN_COMUGESS): Ditto.
7118 (IX86_BUILTIN_COMORDSS): Ditto.
7119 (IX86_BUILTIN_COMUNORDSS): Ditto.
7120 (IX86_BUILTIN_COMFALSESS): Ditto.
7121 (IX86_BUILTIN_COMTRUESS): Ditto.
7122 (IX86_BUILTIN_COMEQSD): Ditto.
7123 (IX86_BUILTIN_COMNESD): Ditto.
7124 (IX86_BUILTIN_COMLTSD): Ditto.
7125 (IX86_BUILTIN_COMLESD): Ditto.
7126 (IX86_BUILTIN_COMGTSD): Ditto.
7127 (IX86_BUILTIN_COMGESD): Ditto.
7128 (IX86_BUILTIN_COMUEQSD): Ditto.
7129 (IX86_BUILTIN_COMUNESD): Ditto.
7130 (IX86_BUILTIN_COMULTSD): Ditto.
7131 (IX86_BUILTIN_COMULESD): Ditto.
7132 (IX86_BUILTIN_COMUGTSD): Ditto.
7133 (IX86_BUILTIN_COMUGESD): Ditto.
7134 (IX86_BUILTIN_COMORDSD): Ditto.
7135 (IX86_BUILTIN_COMUNORDSD): Ditto.
7136 (IX86_BUILTIN_COMFALSESD): Ditto.
7137 (IX86_BUILTIN_COMTRUESD): Ditto.
7138 (IX86_BUILTIN_COMEQPS): Ditto.
7139 (IX86_BUILTIN_COMNEPS): Ditto.
7140 (IX86_BUILTIN_COMLTPS): Ditto.
7141 (IX86_BUILTIN_COMLEPS): Ditto.
7142 (IX86_BUILTIN_COMGTPS): Ditto.
7143 (IX86_BUILTIN_COMGEPS): Ditto.
7144 (IX86_BUILTIN_COMUEQPS): Ditto.
7145 (IX86_BUILTIN_COMUNEPS): Ditto.
7146 (IX86_BUILTIN_COMULTPS): Ditto.
7147 (IX86_BUILTIN_COMULEPS): Ditto.
7148 (IX86_BUILTIN_COMUGTPS): Ditto.
7149 (IX86_BUILTIN_COMUGEPS): Ditto.
7150 (IX86_BUILTIN_COMORDPS): Ditto.
7151 (IX86_BUILTIN_COMUNORDPS): Ditto.
7152 (IX86_BUILTIN_COMFALSEPS): Ditto.
7153 (IX86_BUILTIN_COMTRUEPS): Ditto.
7154 (IX86_BUILTIN_COMEQPD): Ditto.
7155 (IX86_BUILTIN_COMNEPD): Ditto.
7156 (IX86_BUILTIN_COMLTPD): Ditto.
7157 (IX86_BUILTIN_COMLEPD): Ditto.
7158 (IX86_BUILTIN_COMGTPD): Ditto.
7159 (IX86_BUILTIN_COMGEPD): Ditto.
7160 (IX86_BUILTIN_COMUEQPD): Ditto.
7161 (IX86_BUILTIN_COMUNEPD): Ditto.
7162 (IX86_BUILTIN_COMULTPD): Ditto.
7163 (IX86_BUILTIN_COMULEPD): Ditto.
7164 (IX86_BUILTIN_COMUGTPD): Ditto.
7165 (IX86_BUILTIN_COMUGEPD): Ditto.
7166 (IX86_BUILTIN_COMORDPD): Ditto.
7167 (IX86_BUILTIN_COMUNORDPD): Ditto.
7168 (IX86_BUILTIN_COMFALSEPD): Ditto.
7169 (IX86_BUILTIN_COMTRUEPD): Ditto.
7170 (IX86_BUILTIN_PCOMEQUB): Ditto.
7171 (IX86_BUILTIN_PCOMNEUB): Ditto.
7172 (IX86_BUILTIN_PCOMLTUB): Ditto.
7173 (IX86_BUILTIN_PCOMLEUB): Ditto.
7174 (IX86_BUILTIN_PCOMGTUB): Ditto.
7175 (IX86_BUILTIN_PCOMGEUB): Ditto.
7176 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7177 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7178 (IX86_BUILTIN_PCOMEQUW): Ditto.
7179 (IX86_BUILTIN_PCOMNEUW): Ditto.
7180 (IX86_BUILTIN_PCOMLTUW): Ditto.
7181 (IX86_BUILTIN_PCOMLEUW): Ditto.
7182 (IX86_BUILTIN_PCOMGTUW): Ditto.
7183 (IX86_BUILTIN_PCOMGEUW): Ditto.
7184 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7185 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7186 (IX86_BUILTIN_PCOMEQUD): Ditto.
7187 (IX86_BUILTIN_PCOMNEUD): Ditto.
7188 (IX86_BUILTIN_PCOMLTUD): Ditto.
7189 (IX86_BUILTIN_PCOMLEUD): Ditto.
7190 (IX86_BUILTIN_PCOMGTUD): Ditto.
7191 (IX86_BUILTIN_PCOMGEUD): Ditto.
7192 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7193 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7194 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7195 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7196 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7197 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7198 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7199 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7200 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7201 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7202 (IX86_BUILTIN_PCOMEQB): Ditto.
7203 (IX86_BUILTIN_PCOMNEB): Ditto.
7204 (IX86_BUILTIN_PCOMLTB): Ditto.
7205 (IX86_BUILTIN_PCOMLEB): Ditto.
7206 (IX86_BUILTIN_PCOMGTB): Ditto.
7207 (IX86_BUILTIN_PCOMGEB): Ditto.
7208 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7209 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7210 (IX86_BUILTIN_PCOMEQW): Ditto.
7211 (IX86_BUILTIN_PCOMNEW): Ditto.
7212 (IX86_BUILTIN_PCOMLTW): Ditto.
7213 (IX86_BUILTIN_PCOMLEW): Ditto.
7214 (IX86_BUILTIN_PCOMGTW): Ditto.
7215 (IX86_BUILTIN_PCOMGEW): Ditto.
7216 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7217 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7218 (IX86_BUILTIN_PCOMEQD): Ditto.
7219 (IX86_BUILTIN_PCOMNED): Ditto.
7220 (IX86_BUILTIN_PCOMLTD): Ditto.
7221 (IX86_BUILTIN_PCOMLED): Ditto.
7222 (IX86_BUILTIN_PCOMGTD): Ditto.
7223 (IX86_BUILTIN_PCOMGED): Ditto.
7224 (IX86_BUILTIN_PCOMFALSED): Ditto.
7225 (IX86_BUILTIN_PCOMTRUED): Ditto.
7226 (IX86_BUILTIN_PCOMEQQ): Ditto.
7227 (IX86_BUILTIN_PCOMNEQ): Ditto.
7228 (IX86_BUILTIN_PCOMLTQ): Ditto.
7229 (IX86_BUILTIN_PCOMLEQ): Ditto.
7230 (IX86_BUILTIN_PCOMGTQ): Ditto.
7231 (IX86_BUILTIN_PCOMGEQ): Ditto.
7232 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7233 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7234 (enum multi_arg_type): New enum for describing the various SSE5
7235 intrinsic argument types.
7236 (bdesc_multi_arg): New table for SSE5 intrinsics.
7237 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7238 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7240 (ix86_expand_builtin): Add SSE5 intrinsic support.
7241 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7242 operand instructions.
7243 (ix86_expand_sse5_multiple_memory): New function to split the
7244 second memory reference from SSE5 instructions.
7245 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7246 (ix86_return_pops_args): Use stdarg_p to determine if the function
7247 has variable arguments.
7248 (ix86_setup_incoming_varargs): Ditto.
7249 (x86_this_parameter): Ditto.
7251 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7253 (ix86_expand_sse5_pack): Ditto.
7254 (ix86_sse5_valid_op_p): Ditto.
7255 (ix86_expand_sse5_multiple_memory): Ditto.
7257 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7258 constant for SSE5 support.
7259 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7260 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7261 (UNSPEC_SSE5_PERMUTE): Ditto.
7262 (UNSPEC_SSE5_ASHIFT): Ditto.
7263 (UNSPEC_SSE5_LSHIFT): Ditto.
7264 (UNSPEC_FRCZ): Ditto.
7265 (UNSPEC_CVTPH2PS): Ditto.
7266 (UNSPEC_CVTPS2PH): Ditto.
7267 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7269 (COM_FALSE_S): Ditto.
7270 (COM_FALSE_P): Ditto.
7271 (COM_TRUE_S): Ditto.
7272 (COM_TRUE_P): Ditto.
7273 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7274 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7276 (memory attribute): Ditto.
7277 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7278 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7279 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7280 (floor<mode>2): Ditto.
7281 (ceil<mode>2): Ditto.
7282 (btrunc<mode>2): Ditto.
7283 (nearbyintdf2): Ditto.
7284 (nearbyintsf2): Ditto.
7285 (sse_setccsf): Disable if SSE5.
7286 (sse_setccdf): Ditto.
7287 (sse5_setcc<mode>): New support for SSE5 conditional move.
7288 (sse5_pcmov_<mode>): Ditto.
7290 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7292 (SSEMODEF2P): Ditto.
7293 (ssemodesuffixf4): New mode attribute for SSE5.
7294 (ssemodesuffixf2s): Ditto.
7295 (ssemodesuffixf2c): Ditto.
7296 (sserotatemax): Ditto.
7297 (ssescalarmode): Ditto.
7298 (sse_maskcmpv4sf3): Disable if SSE5.
7299 (sse_maskcmpv2df3): Ditto.
7300 (sse_vmmaskcmpv4sf3): Ditto.
7301 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7302 (sse5_vmfmadd<mode>4): Ditto.
7303 (sse5_fmsub<mode>4): Ditto.
7304 (sse5_vmfmsub<mode>4): Ditto.
7305 (sse5_fnmadd<mode>4): Ditto.
7306 (sse5_vmfnmadd<mode>4): Ditto.
7307 (sse5_fnmsub<mode>4): Ditto.
7308 (sse5_vmfnmsub<mode>4): Ditto.
7309 (sse5i_fmadd<mode>4): Ditto.
7310 (sse5i_fmsub<mode>4): Ditto.
7311 (sse5i_fnmadd<mode>4): Ditto.
7312 (sse5i_fnmsub<mode>4): Ditto.
7313 (sse5i_vmfmadd<mode>4): Ditto.
7314 (sse5i_vmfmsub<mode>4): Ditto.
7315 (sse5i_vmfnmadd<mode>4): Ditto.
7316 (sse5i_vmfnmsub<mode>4): Ditto.
7317 (mulv16qi3): Add SSE5 support.
7319 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7320 (sse2_mulv4si3): Disable if SSE5.
7321 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7322 (sse4_1_roundps): Ditto.
7323 (sse4_1_roundsd): Ditto.
7324 (sse4_1_roundss): Ditto.
7325 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7327 (sse_maskcmpsf3): Ditto.
7328 (sse_vmmaskcmpv4sf3): Ditto.
7329 (sse2_maskcmpv2df3): Ditto.
7330 (sse2_maskcmpdf3): Ditto.
7331 (sse2_vmmaskcmpv2df3): Ditto.
7332 (sse2_eq<mode>3): Ditto.
7333 (sse2_gt<mode>3): Ditto.
7334 (sse5_pcmov_<mode>): Add SSE5 support.
7335 (vec_unpacku_hi_v16qi): Ditto.
7336 (vec_unpacks_hi_v16qi): Ditto.
7337 (vec_unpacku_lo_v16qi): Ditto.
7338 (vec_unpacks_lo_v16qi): Ditto.
7339 (vec_unpacku_hi_v8hi): Ditto.
7340 (vec_unpacks_hi_v8hi): Ditto.
7341 (vec_unpacku_lo_v8hi): Ditto.
7342 (vec_unpacks_lo_v8hi): Ditto.
7343 (vec_unpacku_hi_v4si): Ditto.
7344 (vec_unpacks_hi_v4si): Ditto.
7345 (vec_unpacku_lo_v4si): Ditto.
7346 (vec_unpacks_lo_v4si): Ditto.
7347 (sse5_pmacsww): New SSE5 intrinsic insn.
7348 (sse5_pmacssww): Ditto.
7349 (sse5_pmacsdd): Ditto.
7350 (sse5_pmacssdd): Ditto.
7351 (sse5_pmacssdql): Ditto.
7352 (sse5_pmacssdqh): Ditto.
7353 (sse5_pmacsdqh): Ditto.
7354 (sse5_pmacsswd): Ditto.
7355 (sse5_pmacswd): Ditto.
7356 (sse5_pmadcsswd): Ditto.
7357 (sse5_pmadcswd): Ditto.
7358 (sse5_pcmov_<move>): Conditional move support on SSE5.
7359 (sse5_phaddbw): New SSE5 intrinsic insn.
7360 (sse5_phaddbd): Ditto.
7361 (sse5_phaddbq): Ditto.
7362 (sse5_phaddwd): Ditto.
7363 (sse5_phaddwq): Ditto.
7364 (sse5_phadddq): Ditto.
7365 (sse5_phaddubw): Ditto.
7366 (sse5_phaddubd): Ditto.
7367 (sse5_phaddubq): Ditto.
7368 (sse5_phadduwd): Ditto.
7369 (sse5_phadduwq): Ditto.
7370 (sse5_phaddudq): Ditto.
7371 (sse5_phsubbw): Ditto.
7372 (sse5_phsubwd): Ditto.
7373 (sse5_phsubdq): Ditto.
7374 (sse5_pperm): Ditto.
7375 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7376 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7377 (sse5_pperm_sign_v8hi_v4si): Ditto.
7378 (sse5_pperm_zero_v8hi_v4si): Ditto.
7379 (sse5_pperm_sign_v4si_v2di): Ditto.
7380 (sse5_pperm_sign_v4si_v2di): Ditto.
7381 (sse5_pperm_pack_v2di_v4si): Ditto.
7382 (sse5_pperm_pack_v4si_v8hi): Ditto.
7383 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7384 (sse5_perm<mode>): New SSE5 intrinsic insn.
7385 (rotl<mode>3): Ditto.
7386 (sse5_rotl<mode>3): Ditto.
7387 (sse5_ashl<mode>3): Ditto.
7388 (sse5_lshl<mode>3): Ditto.
7389 (sse5_frcz<mode>2): Ditto.
7390 (sse5s_frcz<mode>2): Ditto.
7391 (sse5_cvtph2ps): Ditto.
7392 (sse5_cvtps2ph): Ditto.
7393 (sse5_vmmaskcmp<mode>3): Ditto.
7394 (sse5_com_tf<mode>3): Ditto.
7395 (sse5_maskcmp<mode>3): Ditto.
7396 (sse5_maskcmp_uns<mode>3): Ditto.
7397 (sse5_maskcmp_uns2<mode>3): Ditto.
7398 (sse5_pcom_tf<mode>3): Ditto.
7400 * config/i386/predicates.md (sse5_comparison_float_operator):
7401 New predicate to match the comparison operators supported by
7402 the SSE5 com instruction.
7403 (ix86_comparison_int_operator): New predicate to match just the
7404 signed int comparisons.
7405 (ix86_comparison_uns_operator): New predicate to match just the
7406 unsigned int comparisons.
7408 * doc/invoke.texi (-msse5): Add documentation.
7409 (-mfused-madd): Ditto.
7411 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7413 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7415 (x86_64-*-*): Ditto.
7417 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7419 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7420 intrinisics for SSE5.
7422 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7425 * config/i386/mmintrin-common.h: New file, to contain common
7426 instructions between SSE4.1 and SSE5.
7428 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7429 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7430 (gen_regparm_prefix): Ditto.
7432 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7433 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7434 prototype_p to determine if a function is prototyped.
7436 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7438 * c-common.c (c_common_reswords) add the alignof keyword,
7439 with same RID as __alignof and __alignof__
7441 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7443 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7444 * hooks.c (hook_bool_const_int_const_int_true): New function.
7445 * target.h (struct gcc_target): Add can_eliminate field.
7446 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7447 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7448 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7449 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7450 (elim_table): Revise comment.
7451 * system.h (CAN_ELIMINATE): Poison.
7452 * defaults.h (CAN_ELIMINATE): Remove.
7453 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7455 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7456 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7458 (alpha_vms_can_eliminate): Declare as static, change return type to
7460 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7462 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7463 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7464 (arm_can_eliminate): New function.
7466 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7467 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7468 (avr_can_eliminate): Declare as static.
7469 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7471 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7472 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7473 (bfin_can_eliminate): New function.
7475 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7476 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7477 (crx_can_eliminate): New function.
7479 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7480 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7481 (fr30_can_eliminate): New function.
7483 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7484 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7485 (frv_can_eliminate): New function.
7487 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7488 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7489 (h8300_can_eliminate): New function.
7491 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7492 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7493 (i386_can_eliminate): Declare as static, change return type to bool.
7494 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7496 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7497 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7498 (ia64_can_eliminate): New function.
7500 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7501 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7502 (iq2000_can_eliminate): New function.
7504 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7505 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7506 (m32r_can_eliminate): New function.
7508 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7509 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7510 (m68hc11_can_eliminate): New function.
7512 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7513 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7514 (m68k_can_eliminate): New function.
7516 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7517 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7518 (mep_can_eliminate): New function.
7520 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7521 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7522 (mips_can_eliminate): New function.
7524 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7525 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7526 (rs6000_can_eliminate): New function.
7528 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7529 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7530 (s390_can_eliminate): Declare as static.
7531 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7533 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7534 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7535 (score_can_eliminate): New function.
7537 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7538 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7539 (sparc_can_eliminate): Declare as static.
7540 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7542 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7543 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7544 (xstormy16_can_eliminate): New function.
7546 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7547 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7548 (v850_can_eliminate): New function.
7550 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7552 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7553 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7554 (*movdfcc_ext[1234]): Disable for IEEE mode.
7556 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7558 * gimplify.c (prepare_gimple_addressable): New static function.
7559 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7561 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7562 manually fiddling with it.
7564 2009-08-25 Michael Matz <matz@suse.de>
7566 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7567 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7569 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7570 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7571 (do_jump): Split out code for simple binary comparisons into ...
7572 (do_jump_1): ... this, taking the individual operands and code.
7573 Change callers to helper function above accordingly.
7574 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7577 2009-08-25 Michael Matz <matz@suse.de>
7579 * expr.h (struct separate_ops, sepops): New type for passing
7580 around an exploded simple expression.
7581 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7582 Use this structure instead of expression tree.
7583 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7584 expression, only its type.
7585 (expand_vec_cond_expr): Take type and individual operands instead
7587 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7588 expand_vec_shift_expr): Change prototype accordingly.
7589 * tree-vect-stmts.c (vectorizable_condition): Change call of
7590 expand_vec_cond_expr_p to pass only type.
7591 * expr.c (do_store_flags): Change prototype and implementation
7592 to take an exploded expression.
7593 (expand_expr_real_1): New local ops initialized with details
7594 of the full expression. Use it instead of full
7595 expression in calls to do_store_flags, expand_vec_cond_expr,
7596 expand_widen_pattern_expr and expand_vec_shift_expr.
7598 2009-08-25 Michael Matz <matz@suse.de>
7600 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7601 treeop2 initialized with first three operands of the full expression.
7602 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7604 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7606 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7607 (__gthread_objc_condition_allocate): Mark arguments as unused.
7608 (__gthread_objc_condition_deallocate): Likewise.
7609 (__gthread_objc_condition_wait): Likewise.
7610 (__gthread_objc_condition_broadcast): Likewise.
7611 (__gthread_objc_condition_signal): Likewise.
7612 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7613 (__gthread_objc_thread_id): Likewise.
7615 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7618 * tree-pretty-print.c (print_call_name): Print the correct call name
7619 for procedure pointer components.
7621 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7623 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7624 default_promote_function_mode when not VMS.
7626 2009-08-24 Olivier Hainque <hainque@adacore.com>
7628 * convert.c (convert_to_integer): Don't assume an input pointer is
7629 POINTER_SIZE wide. Fetch from the type instead.
7631 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7633 * configure.ac (AC_PREREQ): Bump to 2.64.
7635 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7637 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7638 (process_command): Don't search standard_exec_prefix_1 and
7639 standard_exec_prefix_2.
7641 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7643 * config/arm/arm.c (output_return_instruction): Handle for
7646 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7648 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7650 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7652 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7653 (*arm_movdf_vfp): Likewise.
7655 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7657 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7658 (vashr<mode>3): Rename from ashr<mode>3.
7659 (vlshr<mode>3): Rename from lshr<mode>3.
7661 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7664 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7665 (check_format_info_main): Use scalar_identify_flag.
7666 (check_format_types): Check for scalar size identity if
7667 scalar_identify_flag is set.
7668 (printf_length_specs): Extend by new field.
7669 (asm_fprintf_length_specs): Likewise.
7670 (gcc_diag_length_specs): Likewise.
7671 (scanf_length_specs): Likewise.
7672 (strfmon_length_specs): Likewise.
7673 (gcc_gfc_length_specs): Likewise.
7674 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7675 (ms_printf_flag_specs): Likewise.
7676 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7678 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7681 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7682 (*call_value_pop_1): Ditto.
7683 (*sibcall_pop_1): New insn pattern.
7684 (*sibcall_value_pop_1): Ditto.
7686 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7689 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7692 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7695 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7696 (get_reg_use_in): New function.
7697 (forward_propagate_subreg): Propagate through subreg of zero_extend
7700 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7702 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7703 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7705 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7707 * configure.ac: Remove --with-datarootdir, --with-docdir,
7708 --with-htmldir switches. No need to call AC_SUBST for
7709 datarootdir, docdir, htmldir any more.
7710 * configure: Regenerate.
7711 * doc/install.texi (Configuration): Document --datarootdir,
7712 --docdir, --htmldir, --pdfdir; update documentation for
7713 --infodir, --mandir.
7714 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7717 * aclocal.m4: Regenerate.
7718 * config.in: Regenerate.
7719 * configure: Regenerate.
7721 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7722 Olivier Hainque <hainque@adacore.com>
7724 * config/ia64/ia64.c: Include libfuncs.h.
7725 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7726 (ia64_expand_call): Use reg 25 on VMS.
7727 (ia64_initialize_trampoline): Fix for VMS ABI.
7728 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7729 (ia64_function_arg): Initialize reg 25 on VMS.
7730 Fix OpenVMS ABI issues for varargs.
7731 For OpenVMS, emit the Argument Information register set in the
7732 incoming/sibcall case as well.
7733 (ia64_arg_type): New function.
7734 (ia64_function_arg_advance): Keep track of cum->words.
7735 Fix OpenVMS ABI issues for varargs.
7736 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7737 (ia64_override_options): Set flag_no_common on VMS.
7738 (ia64_init_builtins): Disable FWRITE builtin.
7739 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7740 (ia64_vms_init_libfuncs): Add decc$ routines.
7741 (ia64_vms_valid_pointer_mode): New function.
7742 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7743 (ia64_promote_function_mode): New function
7744 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7745 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7746 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7747 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7748 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7749 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7750 Suppress trailing '#' if VALUE is numeric.
7751 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7752 ia64_promote_function_mode.
7753 (TARGET_VALID_POINTER_MODE): Define.
7755 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7758 * config/rs6000/rs6000.c (rs6000_override_options): Use
7759 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7762 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7763 reporting of vector + decimal/boolean/complex error.
7765 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7767 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7768 __vector double TYPE_DECL.
7770 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7772 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7773 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7774 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7775 to pointer to enum machine_mode. Update all callers as needed.
7777 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7779 * config/alpha/alpha.md (exception_receiver): Emit alternative
7780 GP load sequence if flag_reorder_blocks_and_partition is set.
7781 (*exception_receiver_2): Also enable when
7782 flag_reorder_blocks_and_partition is set.
7784 2009-08-20 Matt Rice <ratmice@gmail.com>
7785 Diego Novillo <dnovillo@google.com>
7787 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7790 2009-08-20 Richard Guenther <rguenther@suse.de>
7792 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7793 * c-tree.h (c_dup_lang_specific_decl): Remove.
7794 (struct lang_decl, struct lang_type): Move definitions ...
7795 * c-lang.h: ... here. New file.
7796 * c-decl.c: Include c-lang.h.
7797 (c_dup_lang_specific_decl): Remove.
7798 * c-typeck.c: Include c-lang.h.
7799 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7800 (c-typeck.o): Likewise.
7801 * c-config-lang.in (gtfiles): Add c-lang.h.
7802 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7805 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7807 * config/alpha/alpha.c (alpha_end_function): Do not clear
7808 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7809 this is now handled in generic code.
7811 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7813 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7814 (s390_z10_fix_long_loop_prediction): New function.
7815 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7816 (s390_reorg): Walk over the INSNs and invoke
7817 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7819 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7821 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7822 "*brx_64bit", "*brx_31bit"): New patterns.
7823 * config/s390/s390.c ('E'): New output modifier.
7825 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7826 Richard Earnshaw <richard.earnshaw@arm.com>
7828 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7829 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7831 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7833 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7835 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7836 for mode mode of operand0 when doing secondary reload for SAR.
7838 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7841 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7842 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7844 2009-08-19 Jason Merrill <jason@redhat.com>
7846 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7847 supported template depth in C++0x.
7849 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7851 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7852 free_after_compilation.
7853 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7854 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7855 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7856 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7857 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7858 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7859 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7861 2009-08-19 Ian Lance Taylor <iant@google.com>
7863 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7864 of (plus (mult (neg B) C) A).
7866 2009-08-18 Michael Matz <matz@suse.de>
7868 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7869 instead of comparing TYPE_MAIN_VARIANT for equality.
7870 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7871 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7872 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7873 * gimplify.c (goa_lhs_expr_p): Ditto and use
7874 STRIP_USELESS_TYPE_CONVERSION.
7876 2009-08-18 Michael Matz <matz@suse.de>
7878 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7879 first field in a struct.
7880 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7882 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7884 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7885 locators before emit_insn is called. Remove assert that
7887 (alpha_end_function): Clear crtl->emit structure and free insn
7888 locators if cfun->is_thunk is true.
7890 2009-08-18 Jason Merrill <jason@redhat.com>
7892 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7894 * configure.ac: Test for it.
7895 * configure, config.in: Regenerate.
7896 * doc/install.texi: Document --enable-gnu-unique-object.
7898 2009-08-18 Richard Guenther <rguenther@suse.de>
7901 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7902 pow(x,y*z) only if x is nonnegative.
7904 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7906 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7910 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7911 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7913 2009-08-17 DJ Delorie <dj@redhat.com>
7915 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7916 * config/m32c/prologue.md (epilogue_freit): New.
7918 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7919 (bank_switch_p): Likewise.
7920 (fast_interrupt_p): Likewise.
7921 (interrupt_p): Likewise.
7922 (m32c_conditional_register_usage): Round memregs size up.
7923 (need_to_save): We only need to save $a0 when we use ENTER.
7924 (interrupt_p): Check for fast_interrupt too.
7925 (bank_switch_p): New.
7926 (fast_interrupt_p): New.
7927 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7928 (m32c_emit_prolog): Support bank switching and fast interrupts.
7929 * doc/extend.texi (Function Attributes): Add bank_switch and
7932 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7934 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7935 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7937 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7939 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7940 (menu): Add IA-64/VMS Options.
7941 (IA-64/VMS Options): Likewise.
7943 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7946 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7948 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7950 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7951 (mips_pop_asm_switch): Likewise.
7952 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7954 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7955 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7956 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7957 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7958 instead of set_noreorder.
7959 (mips_output_function_prologue): Use the new functions.
7960 (mips_output_function_epilogue): Likewise.
7961 (mips_need_noat_wrapper_p): New function, split out from...
7962 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7963 Use mips_push_asm_switch and mips_pop_asm_switch.
7964 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7965 and mips_pop_asm_switch.
7966 (ASM_OUTPUT_REG_POP): Likewise.
7967 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7968 Use mips_pop_asm_switch.
7969 (mips_asm_switch): New structure.
7970 (set_noreorder, set_nomacro): Replace with...
7971 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7972 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7973 instead of set_nomacro.
7974 (fix_truncsfsi2_macro): Likewise.
7975 (cprestore): Likewise.
7976 (hazard): Use mips_noreorder instead of set_noreorder.
7977 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7979 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7981 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7982 from prev_active_insn.
7984 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7986 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7987 * config/avr/avr.c (avr_override_options): Initialize
7988 avr_current_arch variable.
7989 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7990 __AVR_HAVE_16BIT_SP__ according to the device type.
7991 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7993 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7994 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7996 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7999 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
8000 generating inlined subroutine die only. We shouldn't be
8001 called for anything else.
8002 (gen_block_die): Don't generate inline subroutine debug info for
8005 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8007 * graphite-poly.c (print_pbb): Print PBB index.
8009 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8012 * graphite-interchange.c (ppl_max_for_le): Moved...
8013 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8014 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8015 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8016 * graphite-ppl.h (ppl_max_for_le): Declared.
8018 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8020 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8021 supported on all platforms.
8022 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8023 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8024 * c-pragma.c: Likewise.
8025 * target-def.h (TARGET_INITIALIZER): Remove
8026 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8027 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8029 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8031 * config/ia64/fde-vms.c: New file.
8032 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8033 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8034 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8035 (uw_frame_state_for): Only register a personality routine if it is
8036 known to be compatible with our expectations.
8037 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8038 Declare unw_table_entry stack variable and
8039 mod all calls to _Unwind_FindTableEntry to add arg.
8040 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8041 (_Unwind_FindTableEntry): Add arg to prototype.
8043 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8045 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8046 field 'signal_pfs_loc'.
8047 (uw_frame_state_for): Remove duplicate code dealing with leaf
8048 procedures without unwind info.
8049 If in the frame after unwinding through a signal handler, restore
8050 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8051 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8052 'pfs_loc' to the AR.PFS location in the signal context; instead
8053 set 'signal_pfs_loc'.
8054 Manually generate the unwind info for the AR.PFS register.
8055 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8056 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8057 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8058 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8059 instead set 'signal_pfs_loc'.
8060 Remove code preventing the AR.PFS register from being restored
8061 from the signal context.
8063 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8064 Tristan Gingold <gingold@adacore.com>
8066 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8067 * config/ia64/t-vms: New file.
8068 * config/ia64/vms64.h: New file.
8069 * config/ia64/vms.h: New file.
8070 * config/ia64/vms-crtinit.asm: New file.
8071 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8072 * config/ia64/vms-unwind.h: New file.
8074 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8076 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8079 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8082 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8084 * real.h (do_mpc_arg2): ... here.
8085 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8088 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8090 * final.c (add_debug_prefix_map): Don't use GC memory for
8091 old_prefix and new_prefix.
8093 2009-08-14 Richard Guenther <rguenther@suse.de>
8095 * ipa-prop.c (compute_complex_pass_through): If we cannot
8096 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8098 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8100 * c-lex.c (c_lex_with_flags): Increase size of local variable
8101 to avoid memory clobber.
8103 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8106 * config/i386/i386.c (ix86_fp_comparison_strategy):
8107 Only enable/disable sahf at function granularity.
8109 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8111 PR rtl-optimization/41064
8112 * reload1.c (reload_as_needed): Don't call extract_insn
8113 for known invalid replacements after calling
8114 validate_replace_rtx_group and verify_changes.
8116 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8119 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8120 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8121 ix86_expand_fp_vcond.
8122 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8123 Assert that operation is supported by ix86_expand_int_vcond.
8124 (vcondu<SSEMODE124C8:mode>): Ditto.
8126 2009-08-13 DJ Delorie <dj@redhat.com>
8128 * config/i386/djgpp-stdint.h: New.
8129 * config.gcc (djgpp): Use it.
8131 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8133 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8134 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8136 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8138 * tree-ssa-loop-prefetch.c
8139 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8140 for long-stride pruning.
8141 (compute_miss_rate): New function to compute the probability
8142 that two memory references access different cache lines.
8144 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8146 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8148 2009-08-13 Richard Guenther <rguenther@suse.de>
8151 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8152 use the constant pointer type.
8153 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8154 of CV qualifiers on the target pointer type.
8155 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8156 conversion check before restrict check.
8158 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8161 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8163 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8165 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8167 2009-08-12 Richard Guenther <rguenther@suse.de>
8169 PR tree-optimization/41011
8170 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8171 and reference constructing.
8173 2009-08-12 Xinliang David Li <davidxl@google.com>
8175 PR tree-optimization/41012
8176 * tree-flow.h : New external interface.
8177 * gimple-low.c (check_call_arg): Change to public function.
8178 Remove argument mismatch check in lowering.
8179 * tree-inline.h (tree_can_inline_p): Interface change.
8180 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8182 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8183 Call change to tree_can_inline_p function.
8184 (cgraph_decide_inlining_incrementally): Ditto.
8186 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8188 PR tree-optimization/41031
8189 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8190 on the partition variable rather than promote_mode on the source
8191 type. Assert that the partition variable's type has the same
8192 mode as the source value's.
8194 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8196 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8197 for for_return == 2.
8198 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8200 * calls.c (expand_call): Fix typo.
8201 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8203 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8205 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8206 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8207 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8208 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8210 2009-08-12 Andrew Haley <aph@redhat.com>
8212 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8214 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8217 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8219 2009-08-12 Richard Guenther <rguenther@suse.de>
8221 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8222 * gimplify.c (gimplify_modify_expr): Do not use
8223 lang_hooks.types_compatible_p.
8224 * tree-ssa.c (useless_type_conversion_p): For aggregates
8225 just return false if the canonical types differ.
8227 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8230 * sese.c (convert_for_phi_arg): New.
8231 (add_guard_exit_phis): Use convert_for_phi_arg.
8233 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8235 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8236 unknown subscript upper bounds.
8238 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8239 Pranav Garg <pranav.garg2107@gmail.com>
8241 * graphite-interchange.c (gather_access_strides): Removed.
8242 (ppl_max_for_le): New.
8243 (build_linearized_memory_access): New.
8244 (memory_stride_in_loop): New.
8245 (pbb_interchange_profitable_p): Reimplemented.
8246 * graphite-ppl.h (ppl_new_id_map): New.
8247 (ppl_interchange): New.
8249 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8251 * graphite-interchange.c (compute_subscript): Removed.
8252 (compute_array_size_cstr): Removed.
8253 (compute_array_size_poly): Removed.
8254 (compute_array_size): Removed.
8255 (gather_access_strides_poly): Removed.
8256 (gather_access_strides): Empty.
8258 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8260 * graphite-dependences.c (dependence_polyhedron_1): Replace
8261 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8262 (graphite_legal_transform_dr): Same.
8263 (graphite_carried_dependence_level_k): Same.
8264 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8265 Initialize PDR_NB_SUBSCRIPTS.
8266 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8268 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8269 (PDR_NB_SUBSCRIPTS): New.
8270 (pdr_nb_subscripts): Removed.
8271 (pdr_dim): Simplified.
8272 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8273 with PDR_NB_SUBSCRIPTS.
8275 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8277 * graphite-interchange.c (compute_array_size): Remove use of
8279 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8280 Do not initialize PDR_DATA_CONTAINER.
8281 (print_pdr): Do not print PDR_DATA_CONTAINER.
8282 * graphite-poly.h (struct poly_dr): Remove data_container field.
8283 (PDR_DATA_CONTAINER): Removed.
8284 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8286 (build_poly_dr): Same.
8288 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8289 Sebastian Pop <sebastian.pop@amd.com>
8291 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8292 copy of the dependence polyhedron. Free the temporary objects.
8293 (graphite_carried_dependence_level_k): Free unused objects before
8296 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8298 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8299 Early return without analyzing the data dependences if no
8300 transform has been done. Call restore_scattering if the transform
8302 (graphite-interchange.c): Same.
8303 * graphite-poly.c (print_scattering_function): Test for
8305 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8306 (apply_poly_transforms): Do not gcc_assert that
8307 the transform is legal.
8308 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8309 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8310 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8311 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8312 * graphite-poly.h (struct poly_scattering): New.
8313 (struct poly_bb): Add original, transformed, and saved fields.
8314 Remove transformed_scattering, original_scattering,
8315 nb_local_variables and nb_scattering_transform fields.
8316 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8317 (poly_scattering_new): New.
8318 (poly_scattering_free): New.
8319 (poly_scattering_copy): New.
8320 (store_scattering_pbb): New.
8321 (store_scattering): New.
8322 (restore_scattering_pbb): New.
8323 (restore_scattering): New.
8324 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8325 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8327 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8329 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8332 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8334 * Makefile.in (graphite.o): Depends on PREDICT_H.
8335 * graphite.c: Include predict.h.
8336 (graphite_finalize): Call tree_estimate_probability.
8337 * predict.c (predict_loops): Do not call scev_initialize and
8339 (tree_estimate_probability_bb): New.
8340 (tree_estimate_probability): Do not initialize loops: move that
8341 code to the driver. Call tree_estimate_probability_bb.
8342 (tree_estimate_probability_driver): New.
8343 (pass_profile): Use tree_estimate_probability_driver.
8344 * predict.h (tree_estimate_probability): Declared.
8346 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8348 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8349 * graphite-dependences.c (graphite_legal_transform): Add time to
8350 TV_GRAPHITE_DATA_DEPS.
8351 (dependency_between_pbbs_p): Same.
8352 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8354 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8356 PR rtl-optimization/41033
8357 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8358 aliasing is disabled.
8360 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8362 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8363 si_mask_operand, and_load_operand, low_bitmask_operand,
8364 and_reg_operand, and_operand): New predicates.
8365 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8366 * config/mips/mips.c (and_operands_ok): New function.
8367 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8368 * config/mips/mips.md (move_type): Add ext_ins and logical.
8369 (type): Handle them.
8370 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8371 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8372 shift_shift. Remove commutative constraint modifier.
8373 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8375 (*clear_upper32_dext): Remove define_insn_and_split.
8376 (*clear_upper32): Turn this define_insn_and_split ...
8377 (splitter for ANDing register with 0xffff_ffff): .. into this.
8379 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8381 * combine.c (try_widen_shift_mode): Factor out code to check if an
8382 integer constant is a low-order bitmask from here ...
8383 * rtlanal.c (low_bitmask_len): ... to here.
8384 * rtl.h (low_bitmask_len): Declare.
8386 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8389 * config/alpha/alpha.md (addsi3): Remove expander.
8390 (addsi3): Rename from *addsi3_internal insn pattern.
8391 (subsi3): Remove expander.
8392 (subsi3): Rename from *subsi3_internal insn pattern.
8394 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8396 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8399 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8400 Eric Botcazou <botcazou@adacore.com>
8401 Douglas B Rupp <rupp@gnat.com>
8403 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8404 that records that fit in 64 bits are returned by immediate value,
8405 as required by OpenVMS Calling Standard.
8406 (function_value): Adjust for above modification.
8407 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8408 virtual_incoming_args_rtx as base object, not next_arg.
8409 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8411 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8413 * reload.c (find_reloads_subreg_address): Check the original
8414 req_equiv_mem address to detect the case where an address is
8415 not valid in the outer mode.
8417 2009-08-11 Richard Guenther <rguenther@suse.de>
8420 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8422 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8424 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8425 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8427 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8428 Douglas B Rupp <rupp@gnat.com>
8430 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8431 PT_STACK when frame_pointer_needed on OpenVMS.
8432 (alpha_pv_save_size, alpha_using_fp): Remove.
8433 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8434 with proper processing for PT_NULL.
8435 (alpha_vms_initial_elimination_offset): New function. Support for
8436 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8437 (alpha_sa_size): Force procedure type to PT_STACK when
8438 frame_pointer_needed on OpenVMS.
8439 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8440 (alpha_using_fp): Likewise.
8441 (alpha_vms_can_eliminate): Add prototype.
8442 (alpha_vms_initial_elimination_offset): Likewise.
8443 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8444 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8446 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8447 Douglas B Rupp <rupp@gnat.com>
8449 * config/alpha/alpha.c (common_object_handler): New function.
8450 (vms_attribute_table): Declare a single attribute "common_object".
8451 (vms_output_aligned_decl_common): New global function.
8452 (SECTION_VMS_OVERLAY): Delete.
8453 (SECTION_VMS_GLOBAL): Likewise.
8454 (SECTION_VMS_INITIALIZE): Likewise.
8455 (vms_asm_named_section): Remove support for above flags.
8456 (vms_section_type_flags): Delete.
8457 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8458 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8459 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8460 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8462 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8465 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8466 (sub_ddmmss): Likewise.
8468 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8471 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8474 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8477 * reload1.c (reload_as_needed): Use cancel_changes to completely
8478 undo a failed replacement attempt.
8480 2009-08-10 Richard Guenther <rguenther@suse.de>
8483 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8484 (useless_type_conversion_p): ... here. Require pointer targets
8487 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8490 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8491 loose the original type of the statement list.
8493 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8495 * config/alpha/alpha.c: Include libfuncs.h
8496 (avms_asm_output_extern): New function.
8497 (alpha_init_libfuncs): Init some decc libfuncs.
8498 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8499 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8500 (DO_CRTL_NAMES): Define.
8502 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8503 (LONG_TYPE_SIZE): Define.
8504 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8505 (SUBTARGET_SWITCHES): Define malloc64 switch.
8506 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8507 (MASK_RETURN_ADDR): Define.
8508 doc/invoke.texi (mmalloc64): Document switch.
8510 2009-08-09 Olivier Hainque <hainque@adacore.com>
8511 Douglas B Rupp <rupp@gnat.com>
8513 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8514 uses_condition_handler.
8515 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8516 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8517 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8518 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8519 (code_for_builtin): New insn codes for the new alpha_builtins.
8520 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8521 (alpha_sa_size): Account for uses_condition_handler.
8522 (alpha_expand_prologue): Likewise.
8523 (alpha_start_function): Likewise.
8524 (alpha_expand_epilogue): Likewise.
8525 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8526 establish/revert expanders.
8527 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8528 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8529 New expander, resorting to the alpha.c associated function.
8530 (builtin_revert_vms_condition_handler): Likewise.
8531 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8532 __gcc_shell_handler, the static VMS condition handler used as
8533 an indirection wrapper to the current dynamically established
8535 * config/alpha/vms-unwind.h: Complete rewrite.
8536 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8537 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8539 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8540 Douglas B Rupp <rupp@gnat.com>
8542 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8543 (alpha_need_linkage): Handle aliases. Return function symbol.
8544 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8545 Use ultimate alias target for the linkage name.
8546 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8547 by alpha_need_linkage for the function symbol.
8548 (setmemdi): Likewise.
8550 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8552 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8553 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8554 (ASM_WEAKEN_LABEL): Define.
8555 (CRT_CALL_STATIC_FUNCTION): Define.
8556 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8557 (ENDFILE_SPEC): Define.
8558 (INIT_SECTION_ASM_OP): Define.
8559 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8560 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8562 (MULTILIB_OSDIRNAMES): Define.
8563 (shlib_version): Define.
8564 (SHLIB_EXT): Define.
8565 (SHLIB_OBJS): Define.
8566 (SHLIB_NAME): Define.
8567 (SHLIB_MULTILIB): Define.
8568 (SHLIB_INSTALL): Define.
8569 (SHLIB_SYMVEC): Define.
8570 (SHLIB_SYMVECX2): Define.
8571 (SHLIB_LINK): Define.
8573 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8575 * config/alpha/alpha.c (alpha_initialize_trampoline):
8576 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8577 (alpha_start_function): Emit transfer address on nested functions
8578 for VMS trampoline call.
8579 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8580 since no longer used.
8581 * config/alpha/vms-tramp.asm: Remove.
8582 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8583 since now only data initialized at runtime.
8585 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8587 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8588 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8589 (MD_EXEC_PREFIX): Remove, no longer used.
8590 (MD_STARTFILE_PREFIX): Likewise.
8591 (INCLUDE_DEFAULTS): Likewise.
8592 * config/alpha/t-vms:
8593 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8595 2009-08-09 Richard Guenther <rguenther@suse.de>
8597 PR tree-optimization/41016
8598 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8599 (operand_precision): Remove.
8600 (integral_operand_p): Likewise.
8601 (recognize_single_bit_test): Adjust.
8603 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8605 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8606 operation overflows. Likewise non-cast unary arithmetic.
8607 If one arm of a conditional expression is always taken,
8608 inhibit evaluation warnings for the other arm. Likewise inhibit
8609 evaluation warnings for the second && or || operand if the first
8610 operand is enough to determine the result.
8611 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8613 (build_binary_op): Prevent duplicate evaluation warnings.
8615 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8617 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8618 and destination have different modes, Use promote_mode to
8619 determine the signedness of the conversion. Assert that the
8620 promoted source mode matches the destination mode. Don't pass
8621 the destination and destination mode to expand_expr if the source
8622 mode is different. Simplify conversion logic.
8624 2009-08-09 Ira Rosen <irar@il.ibm.com>
8626 PR tree-optimization/41008
8627 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8628 from condition only in case it's a comparison. Adjust checks.
8630 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8632 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8633 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8634 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8635 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8636 (dump_cand): Handle them.
8637 (struct iv_cand): New members COST_STEP and AINC_USE.
8638 (stmt_after_increment): Likewise.
8639 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8640 callers changed. Use gimple_uid comparison instead of scanning.
8641 (add_candidate_1): When looking for identical candidates, take
8642 AINC_USE into account. Set it for new candidates.
8643 (force_expr_to_var_cost): Cast target_spill_cost to int.
8644 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8645 All callers changed. Check for availability of autoinc addressing
8646 modes, both in general for a given mode, and in the specific use case.
8647 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8649 (get_computation_cost): Likewise.
8650 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8651 add_autoinc_candidates): New static functions.
8652 (add_candidate): Call add_autoinc_candidates for candidates based on
8654 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8655 (determine_use_iv_cost_address): If we have an autoinc candidate at
8656 the matching use, verify autoinc is possible and subtract the cost
8657 of the candidate's step from the cost.
8658 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8659 member of the candidate.
8660 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8661 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8663 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8665 * config.build (ia64-hp-*vms*): New target.
8666 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8668 * config.gcc (ia64-hp-*vms*): New target.
8669 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8671 * config.host (ia64-hp-*vms*): New target.
8672 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8675 2009-08-08 Richard Guenther <rguenther@suse.de>
8677 PR tree-optimization/40991
8678 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8680 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8682 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8683 mode check. Do truncations in an integer mode.
8684 (force_to_mode): Handle subregs for all mode types. Only do
8685 arithmetic simplifications on integer modes.
8687 2009-08-07 Richard Guenther <rguenther@suse.de>
8689 PR tree-optimization/40999
8690 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8691 (maybe_fold_reference): Lookup constant initializers.
8692 (fold_gimple_assign): Likewise.
8694 2009-08-07 Richard Guenther <rguenther@suse.de>
8696 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8697 that require structural equality defer to the langhook.
8699 2009-08-07 Martin Jambor <mjambor@suse.cz>
8701 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8703 (struct ipa_pass_through_data): New type.
8704 (struct ipa_ancestor_jf_data): New type.
8705 (union jump_func_value): Removed field formal_id, added fields
8706 pass_through and ancestor.
8707 (struct ipa_param_call_note): Changed type of formal_id to int from
8709 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8710 operations jump functions and ancestor jump functions.
8711 (compute_complex_pass_through): New function.
8712 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8713 reflect changes in the jump function strucutre.
8714 (update_jump_functions_after_inlining): Ignore complex pass-through
8715 and ancestor jump functions.
8716 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8717 polynomial pass-through with operation jump functions.
8719 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8721 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8722 fde->dw_fde_begin as begin label instead of hot/cold label.
8723 Use LLSDAC label instead of LLSDA for second section lsda.
8724 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8725 label instead of LLSDA if it is true.
8726 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8728 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8729 SECTION argument. Use it as index into crtl->eh.call_site_record
8731 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8732 use it to determine how to print table entries instead of using
8733 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8734 label instead of normal begin label as base.
8735 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8736 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8737 ensure no EH range spans between sections and that landing pads
8738 are always in the corresponding section.
8739 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8740 for crtl->eh.call_site_record being an array rather than scalar.
8741 (output_one_function_exception_table): New function, copied
8742 from output_function_exception_table. Adjust
8743 dw2_size_of_call_site_table, dw2_output_call_site_table
8744 callers. For SECOND section use *C suffixed labels.
8745 (output_function_exception_table): Call
8746 output_one_function_exception_table and, when doing hot/cold
8747 partitioning, also another time for the second section.
8748 * opts.c: Include except.h.
8749 (decode_options): Allow -freorder-blocks-and-partition with
8750 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8751 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8752 * function.h (struct rtl_eh): Change call_site_record from
8753 scalar into array of 2 elements.
8755 2009-08-07 Martin Jambor <mjambor@suse.cz>
8757 * ipa-prop.c (count_formal_params_1): New function.
8758 (ipa_get_vector_of_formal_parms): New function.
8759 (get_vector_of_formal_parm_types): New function.
8760 (ipa_modify_formal_parameters): New function.
8761 (ipa_modify_call_arguments): New function.
8762 (index_in_adjustments_multiple_times_p): New function.
8763 (ipa_combine_adjustments): New function.
8764 (ipa_dump_param_adjustments): New function.
8765 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8766 (ipa_get_vector_of_formal_parms): Declare.
8767 (ipa_modify_formal_parameters): Declare.
8768 (ipa_modify_call_arguments): Declare.
8769 (ipa_combine_adjustments): Declare.
8770 (ipa_dump_param_adjustments): Declare.
8771 (build_ref_for_offset): Declare.
8772 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8773 * tree-sra.c: Include ipa-prop.c.
8774 (build_ref_for_offset): Make public.
8776 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8778 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8780 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8782 * gcc/doc/extend.texi (__builtin_extract_return_address)
8783 (__builtin_frob_return_address): Document.
8785 2009-08-06 Paul Brook <paul@codesourcery.com>
8787 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8788 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8789 implementation on ARMv6-M.
8791 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8793 * doc/extend.texi (pcs): Document new attribute for ARM.
8795 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8797 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8800 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8802 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8805 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8807 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8809 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8811 Merge ARM/hard_vfp_branch to trunk.
8813 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8815 * arm.c (libcall_eq): New function.
8816 (libcall_hash): New function.
8817 (add_libcall): New function.
8818 (arm_libcall_uses_aapcs_base): New function.
8819 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8820 libcalls using the base PCS.
8821 (arm_init_cumulative_args): Likewise.
8823 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8825 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8826 Use base ABI for conversion libfuncs between HFmode and SFmode.
8828 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8830 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8831 V4SImode as representatives of all 64-bit and 128-bit vector
8832 types. Allow vector types without vector modes.
8833 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8834 without vector modes like BLKmode.
8835 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8836 BLKmode. Avoid unsupported vector modes or TImode moves for
8838 (aapcs_vfp_allocate_return_reg): Likewise.
8839 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8840 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8842 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8844 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8845 (arm_get_pcs_model): Pass attribute arguments to
8846 arm_pcs_from_attribute.
8847 (arm_init_cumulative_args): Use base AAPCS for conversions from
8848 floating-point types to DImode.
8849 (arm_attribute_table): Add pcs attribute.
8850 (arm_handle_pcs_attribute): New.
8851 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8852 conversions from floating-point types to DImode, also declare them
8853 to use base AAPCS and declare functions they call to use base
8854 AAPCS and their RTABI names.
8856 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8858 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8859 -mfloat-abi=hard not being supported for VFP.
8861 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8863 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8864 SYMBOL_REF to hard_libcall_value.
8866 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8867 Richard Earnshaw <rearnsha@arm.com>
8869 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8870 has been put on the stack, all remaining co-processory arguments for
8871 that co-processor also go on the stack.
8873 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8875 * config/arm/arm.c (arm_return_in_memory): Handle returning
8876 vectors of suitable size in registers also for AAPCS case.
8878 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8880 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8882 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8884 ARM Hard-VFP calling convention
8885 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8886 * target.h (gcc_target): Add libcall_value to table of call hooks.
8887 * targhooks.h (default_libcall_value): Default implementation.
8888 * targhooks.c (default_libcall_value): Likewise.
8889 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8890 * optabs.c (expand_unop): Use it.
8891 * expr.h (hard_libcall_value): Pass the function RTX through.
8892 * calls.c (emit_library_call_value_1): Update call to
8894 * explow.c (hard_libcall_value): Use new target hook.
8895 * testsuite/lib/target-supports.exp
8896 (check_effective_target_arm_hard_vfp_ok): New hook.
8897 (check_effective_target_arm_neon_ok): Improve test for neon
8899 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8900 * config/arm/arm.c: Include cgraph.h
8901 (TARGET_FUNCTION_VALUE): Override default hook.
8902 (arm_pcs_default): New variable.
8903 (arm_override_options): Don't fault hard calling convention with VFP.
8904 Add support for AAPCS variants.
8905 (arm_function_value): Make static. Handle AAPCS variants.
8906 (arm_libcall_value): New function.
8907 (arm_apply_result_size): Handle VFP registers in results.
8908 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8910 (pcs_attribute_args): New variable.
8911 (arm_pcs_from_attribute): New function.
8912 (arm_get_pcs_model): New function.
8913 (aapcs_vfp_cum_init): New function.
8914 (aapcs_vfp_sub_candidate): New function.
8915 (aapcs_vfp_is_return_candidate): New function.
8916 (aapcs_vfp_is_call_candidate): New function.
8917 (aapcs_vfp_allocate): New function.
8918 (aapcs_vfp_allocate_return_reg): New function.
8919 (aapcs_vfp_advance): New function.
8920 (aapcs_cp_arg_layout): New variable.
8921 (aapcs_select_call_coproc): New function.
8922 (aapcs_select_return_coproc): New function.
8923 (aapcs_allocate_return_reg): New function.
8924 (aapcs_libcall_value): New function.
8925 (aapcs_layout_arg): New function.
8926 (arm_init_cumulative_args): Initialize AAPCS args data.
8927 (arm_function_arg): Handle AAPCS variants using new interface.
8928 (arm_arg_parital_bytes): Likewise.
8929 (arm_function_arg_advance): New function.
8930 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8931 calling conventions.
8932 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8933 * arm.h (NUM_VFP_ARG_REGS): Define.
8934 (LIBCALL_VALUE): Update.
8935 (FUNCTION_VALUE): Delete.
8936 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8937 (arm_pcs): New enum.
8938 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8939 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8940 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8941 * arm-protos.h (arm_function_arg_advance): Add.
8942 (aapcs_libcall_value): Add.
8943 (arm_function_value): Delete.
8945 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8946 H.J. Lu <hongjiu.lu@intel.com>
8949 * config/i386/i386.c (standard_sse_mode_p): Remove.
8950 (standard_sse_constant_p): Return 2 for integer mode
8951 vector_all_ones_operand when SSE2 is enabled.
8952 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8953 (ix86_expand_vector_move): Do not check for negative values from
8954 standard_sse_constant_p.
8956 2009-08-06 Richard Guenther <rguenther@suse.de>
8958 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8959 array type comparisons frontend independent.
8960 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8961 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8962 out array reference lower bound and element size operands.
8963 (ao_ref_init_from_vn_reference): Properly compute the offset
8964 for ARRAY_RANGE_REF.
8965 (vn_reference_fold_indirect): Fill out array reference lower
8966 bound and element size operands.
8967 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8968 a non gimple valued reference operand which can happen for
8969 array reference lower bound or element size.
8970 (create_component_ref_by_pieces_1): Properly generate the
8971 element size operand for array references.
8973 2009-08-06 Richard Guenther <rguenther@suse.de>
8975 PR tree-optimization/40964
8976 * tree.c (iterative_hash_host_wide_int): Export.
8977 * tree.h (iterative_hash_host_wide_int): Declare.
8978 * tree-ssa-structalias.c (heapvar_map): New struct.
8979 (heapvar_map_eq): New function.
8980 (heapvar_map_hash): Likewise.
8981 (heapvar_lookup): Adjust.
8982 (heapvar_insert): Likewise.
8983 (make_constraint_from_heapvar): Allow multiple heap variables
8984 per decl at different offsets.
8985 (init_alias_heapvars): Adjust.
8987 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8989 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8990 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8991 trailing sync if TARGET_SYNC_AFTER_SC.
8993 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8995 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8996 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8997 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8998 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8999 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9000 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9001 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9002 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
9003 test_and_set_12): Rewrite calls to mips_output_sync_loop.
9004 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
9005 the prototype declaration match the definition.
9006 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9007 instructions explicitly. Add barrier_before and operands
9009 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9010 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9011 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9012 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9013 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9014 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9016 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9018 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9020 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9021 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9024 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9027 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9029 PR rtl-optimization/40924
9030 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9031 make sure canon_rtx (mem_address) isn't simpler than
9032 canon_rtx (expanded_mem_address).
9034 2009-08-05 Li Feng <nemokingdom@gmail.com>
9036 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9038 (build_scop_drs): Build alias set for each SCoP.
9040 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9042 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9043 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9044 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9045 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9046 (BASE_DRIVER_SELF_SPECS): Likewise.
9048 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9050 * tree-ssa-alias.c: Fix some comment typos.
9052 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9054 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9055 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9057 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9060 * simplify-rtx.c (simplify_binary_operation_1): Disable
9061 simplifications for decimal float operations.
9063 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9066 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9067 operand of INDIRECT_REF.
9069 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9071 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9072 constants referencing TLS symbols.
9074 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9076 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9077 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9079 2009-08-03 Richard Guenther <rguenther@suse.de>
9081 * tree.c (make_vector_type): Build a main variant first,
9082 get the canonical one and then build the variant.
9083 * tree-ssa.c (useless_type_conversion_p_1): Handle
9085 (useless_type_conversion_p): Conversions to pointers to
9086 incomplete record types are useless.
9088 2009-08-03 Richard Guenther <rguenther@suse.de>
9090 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9091 file will be created.
9092 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9093 * toplev.c (compile_file): Adjust comment.
9095 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9097 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9098 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9099 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9100 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9101 (sh_promote_function_mode): Fix typo.
9103 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9105 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9107 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9109 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9110 declaration arguments.
9112 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9114 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9115 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9116 (ix86_split_ashl): Ditto.
9117 (ix86_expand_vector_init_one_nonzero): Ditto.
9118 (ix86_expand_vector_set): Ditto.
9119 (ix86_expand_reduc_v4sf): Ditto.
9121 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9123 * explow.c (promote_function_mode): Remove assert.
9124 * config/sh/sh.c (sh_promote_function_mode): Declare.
9126 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9128 * config/pa/pa.c (pa_promote_function_mode): Declare.
9129 Change to static. Fix promote_mode call.
9131 * gthr-dce.h (CONST_CAST2): Define if not defined.
9132 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9134 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9136 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9138 * expr.c (store_constructor): Use promote_decl_mode. Remove
9139 now write-only variable unsignedp.
9140 (expand_expr_real_1): Use promote_decl_mode.
9141 * expr.h (promote_function_mode, promote_decl_mode): New.
9142 (promote_mode): Remove last argument.
9143 * function.c (assign_temp): Drop last argument of promote_mode.
9144 (assign_parm_find_data_types): Use promote_function_mode.
9145 (assign_parm_setup_reg): Likewise.
9146 (expand_function_end): Use promote_function_mode.
9147 * calls.c (initialize_argument_information): Use promote_function_mode.
9148 (precompute_arguments): Use promote_mode instead of checking if
9149 only PROMOTE_FUNCTION_MODE is defined.
9150 (expand_call): When making sibcall decisions, use promote_function_mode.
9151 Below, remove an if for targetm.calls.promote_function_return and
9152 and use promote_function_mode.
9153 (emit_library_call_value_1): Use promote_function_mode, fix bug
9154 where promote_mode was passed FOR_CALL == 0 for a return value in an
9156 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9157 * explow.c (promote_function_mode, promote_decl_mode): New.
9158 (promote_mode): Keep only the FOR_CALL == 0 case.
9159 * combine.c (setup_incoming_promotion): Remove test of
9160 promote_function_args. Use promote_function_mode.
9161 * stmt.c (expand_value_return): Use promote_decl_mode.
9162 (expand_decl): Use promote_decl_mode.
9164 * expr.c (store_constructor): Use promote_decl_mode. Remove
9165 now write-only variable unsignedp.
9166 (expand_expr_real_1): Use promote_decl_mode.
9167 * expr.h (promote_function_mode, promote_decl_mode): New.
9168 (promote_mode): Remove last argument.
9169 * function.c (assign_temp): Drop last argument of promote_mode.
9170 (assign_parm_find_data_types): Use promote_function_mode.
9171 (assign_parm_setup_reg): Likewise.
9172 (expand_function_end): Use promote_function_mode.
9173 * calls.c (initialize_argument_information): Use promote_function_mode.
9174 (precompute_arguments): Use promote_mode instead of checking if
9175 only PROMOTE_FUNCTION_MODE is defined.
9176 (expand_call): When making sibcall decisions, use promote_function_mode.
9177 Below, remove an if for targetm.calls.promote_function_return and
9178 and use promote_function_mode.
9179 (emit_library_call_value_1): Use promote_function_mode, fix bug
9180 where promote_mode was passed FOR_CALL == 0 for a return value in an
9182 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9183 * explow.c (promote_function_mode, promote_decl_mode): New.
9184 (promote_mode): Keep only the FOR_CALL == 0 case.
9185 * combine.c (setup_incoming_promotion): Remove test of
9186 promote_function_args. Use promote_function_mode.
9187 * stmt.c (expand_value_return): Use promote_decl_mode.
9188 (expand_decl): Use promote_decl_mode.
9190 * explow.c (promote_function_mode): Just call the target hook.
9191 * targhooks.c (default_promote_function_mode,
9192 default_promote_function_mode_always_promote): New.
9193 * targhooks.h (default_promote_function_mode,
9194 default_promote_function_mode_always_promote): Declare.
9195 * target.h (promote_function_args, promote_function_return): Remove.
9196 (promote_function_mode): New.
9197 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9198 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9199 (TARGET_PROMOTE_FUNCTION_MODE): New.
9200 (TARGET_CALLS): Adjust.
9201 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9202 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9204 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9205 * config/s390/s390.c (s390_promote_function_mode): ... here,
9206 with pointer handling.
9207 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9208 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9210 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9211 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9212 with pointer handling.
9213 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9214 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9216 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9217 * config/sh/sh.c (sh_promote_function_mode): New.
9218 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9219 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9221 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9222 * config/cris/cris.c (cris_promote_function_mode): ... here.
9223 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9224 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9226 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9227 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9228 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9229 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9231 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9232 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9233 complex type handling.
9234 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9235 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9237 * config/pa/pa.c (pa_promote_function_mode): New.
9238 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9239 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9241 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9242 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9243 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9244 * config/xtensa/xtensa.c: Likewise.
9245 * config/stormy16/stormy16.c: Likewise.
9246 * config/iq2000/iq2000.c: Likewise.
9247 * config/rs6000/rs6000.c: Likewise.
9248 * config/picochip/picochip.c: Likewise.
9249 * config/arc/arc.c: Likewise.
9250 * config/mcore/mcore.c: Likewise.
9251 * config/score/score.c: Likewise.
9252 * config/mips/mips.c: Likewise.
9253 * config/bfin/bfin.c: Likewise.
9254 * config/ia64/ia64.c: Likewise (disabled though).
9256 * config/frv/frv.h: Remove pointless remark.
9258 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9259 TARGET_PROMOTE_FUNCTION_ARGS,
9260 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9261 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9263 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9265 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9266 -floop-parallelize-all.
9267 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9268 flag_loop_parallelize_all.
9269 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9270 * graphite.c (graphite_transform_loops): Same.
9272 * graphite-poly.c (apply_poly_transforms): Same.
9274 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9276 PR tree-optimization/40914
9277 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9278 if set, then check the delta field of the PMF record.
9279 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9280 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9281 call is stored in the delta.
9283 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9285 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9287 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9289 * config/i386/bsd.h (ASM_BYTE): New define.
9290 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9291 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9292 .byte. Use fputs or putc instead of fprintf where appropriate.
9293 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9294 fputs or putc instead of fprintf where appropriate.
9295 * config/i386/i386elf.h: Ditto.
9296 * config/i386/sysv4.h: Ditto.
9298 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9299 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9300 (*tls_global_dynamic_64): Ditto.
9302 2009-07-31 Christian Bruel <christian.bruel@st.com>
9304 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9306 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9308 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9309 Remove dead code for MINUS.
9311 2009-07-31 Anthony Green <green@moxielogic.com>
9313 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9315 (moxie_expand_epilogue): Ditto for epilogue.
9316 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9318 (moxie_function_arg): Ditto.
9319 (moxie_pass_by_reference): Ditto.
9320 (moxie_arg_partial_bytes): Ditto.
9321 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9322 (FUNCTION_ARG_ADVANCE) Ditto.
9323 (REG_PARM_STACK_SPACE) Ditto.
9324 (FUNCTION_ARG_REGNO_P) Dito.
9326 * config.gcc: Add moxie linux config support.
9327 * gcc/config/moxie/uclinux.h: New file.
9329 2009-07-31 DJ Delorie <dj@redhat.com>
9331 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9332 (UNSPECV_SP_SWITCH_E): New.
9333 (sp_switch_1): Change to an unspec.
9334 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9336 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9337 reference the new stack's address
9339 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9341 * Makefile.in (OBJS-common): Added dependence on 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.
9345 (graphite-blocking.o,
9346 graphite-clast-to-gimple.o, graphite-dependences.o,
9347 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9348 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9349 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9350 * cfgloop.h (struct loop): Add can_be_parallel field.
9351 * common.opt (fgraphite-identity): Moved up.
9352 (fgraphite-force-parallel): New flag.
9353 * graphite.c: Rewrite.
9354 * graphite.h: Rewrite.
9355 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9357 * toplev.c (graphite_out_file): New file descriptor.
9358 (graphite_in_file): New.
9359 (process_options): flag_graphite_force_parallel cannot be used without
9361 * tree-ssa-loop.c: Include toplev.h.
9362 (gate_graphite_transforms): Enable flag_graphite for
9363 flag_graphite_force_parallel.
9365 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9367 * ChangeLog.graphite: New.
9368 * graphite-blocking.c: New.
9369 * graphite-clast-to-gimple.c: New.
9370 * graphite-clast-to-gimple.h: New.
9371 * graphite-dependences.c: New.
9372 * graphite-dependences.h: New.
9373 * graphite-interchange.c: New.
9374 * graphite-poly.c: New.
9375 * graphite-poly.h: New.
9376 * graphite-ppl.c: New.
9377 * graphite-ppl.h: New.
9378 * graphite-scop-detection.c: New.
9379 * graphite-scop-detection.h: New.
9380 * graphite-sese-to-poly.c: New.
9381 * graphite-sese-to-poly.h: New.
9385 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9387 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9388 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9390 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9392 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9393 (scev_is_linear_expression): Return false if the evolution is not
9394 affine multivariate.
9396 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9398 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9399 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9401 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9403 * tree-data-ref.c (debug_data_references): New.
9404 (debug_data_reference): New.
9405 * tree-data-ref.h (debug_data_references): Declared.
9406 (debug_data_reference): Declared.
9408 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9410 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9411 * tree-data-ref.h (scop_p): Removed.
9412 (struct data_reference): Remove field scop.
9414 (stmt_simple_memref_p): Removed.
9416 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9418 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9419 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9422 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9424 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9426 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9428 * doc/invoke.texi (-fgraphite-identity): Documented.
9430 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9432 * tree-scalar-evolution.c: Fix comment.
9433 (instantiate_scev_1): Return unknow from scev instantiation if the
9434 result is not above instantiate_below.
9436 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9438 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9439 static anymore. Instantiate the symbols that may have been introduced
9441 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9444 2009-07-30 DJ Delorie <dj@redhat.com>
9446 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9447 .vliw directive to VLIW sections.
9449 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9451 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9453 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9454 (AUTOHEADER): New variable.
9455 ($(srcdir)/cstamp-h.in): Use it.
9457 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9458 Pat Haugen <pthaugen@us.ibm.com>
9459 Revital Eres <ERES@il.ibm.com>
9461 * config/rs6000/vector.md (VEC_F): Add VSX support.
9465 (vector_load_<mode>): Ditto.
9466 (vector_store_<mode>): Ditto.
9467 (vector GPR move split): Ditto.
9468 (vec_reload_and_plus_<mptrsize>): Ditto.
9469 (vec_reload_and_reg_<mptrsize>): Ditto.
9470 (add<mode>3): Ditto.
9471 (sub<mode>3): Ditto.
9472 (mul<mode>3): Ditto.
9473 (neg<mode>2): Ditto.
9474 (abs<mode>2): Ditto.
9475 (smin<mode>3): Ditto.
9476 (smax<mode>3): Ditto.
9477 (vector_eq<mode>): Ditto.
9478 (vector_gt<mode>): Ditto.
9479 (vector_ge<mode>): Ditto.
9480 (vector_gtu<mode>): Ditto.
9481 (vector_select_<mode>_uns): Ditto.
9482 (vector_eq_<mode>_p): Ditto.
9483 (vector_gt_<mode>_p): Ditto.
9484 (vector_ge_<mode>_p): Ditto.
9485 (vector_gtu_<mode>_p): Ditto.
9486 (cr6_test_for_zero): Ditto.
9487 (cr6_test_for_zero_reverse): Ditto.
9488 (cr6_test_for_lt): Ditto.
9489 (cr6_test_for_lt_reverse): Ditto.
9490 (xor<mode>3): Ditto.
9491 (ior<mode>3): Ditto.
9492 (and<mode>3): Ditto.
9493 (one_cmpl<mode>2): Ditto.
9494 (nor<mode>2): Ditto.
9495 (andc<mode>2): Ditto.
9496 (float<VEC_int<mode>2): Ditto.
9497 (unsigned_float<VEC_int><mode>2): Ditto.
9498 (fix_trunc<mode><VEC_int>2): Ditto.
9499 (fixuns_trunc<mode><VEC_int>2): Ditto.
9501 (vec_set<mode>): Ditto.
9502 (vec_extract<mode>): Ditto.
9503 (vec_interleave_highv4sf): Ditto.
9504 (vec_interleave_lowv4sf): Ditto.
9505 (vec_realign_load_<mode>): Ditto.
9506 (vec_shl_<mode>): Ditto.
9507 (vec_shr_<mode>): Ditto.
9508 (div<mode>3): New patterns for VSX.
9509 (vec_interleave_highv2df): Ditto.
9510 (vec_interleave_lowv2df): Ditto.
9511 (vec_pack_trunc_v2df): Ditto.
9512 (vec_pack_sfix_trunc_v2df): Ditto.
9513 (vec_pack_ufix_trunc_v2df): Ditto.
9514 (vec_unpacks_hi_v4sf): Ditto.
9515 (vec_unpacks_lo_v4sf): Ditto.
9516 (vec_unpacks_float_hi_v4si): Ditto.
9517 (vec_unpacks_float_lo_v4si): Ditto.
9518 (vec_unpacku_float_hi_v4si): Ditto.
9519 (vec_unpacku_float_lo_v4si): Ditto.
9520 (movmisalign<mode>): Ditto.
9521 (vector_ceil<mode>2): New patterns for vectorizing math library.
9522 (vector_floor<mode>2): Ditto.
9523 (vector_btrunc<mode>2): Ditto.
9524 (vector_copysign<mode>3): Ditto.
9526 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9527 predicate for setting the high bit in each word, used for copysign.
9529 * config/rs6000/ppc-asm.h (f19): Whitespace.
9530 (f32-f63): Define if VSX.
9531 (v0-v31): Define if Altivec.
9532 (vs0-vs63): Define if VSX.
9534 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9536 * config/rs6000/power7.md: New file, provide tuning parameters for
9539 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9540 (rs6000_cpu_cpp_builtins): Ditto.
9541 (altivec_overloaded_builtins): Ditto.
9542 (altivec_resolve_overloaded_builtin): Ditto.
9544 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9545 debug switch to disable vectorizing simple math builtin
9548 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9549 Vectorize simple math builtin functions.
9550 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9551 hook to vectorize math builtins.
9552 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9553 (rs6000_builtin_conversion): Add VSX/power7 support.
9554 (rs6000_builtin_vec_perm): Ditto.
9555 (vsplits_constant): Add support for loading up a vector constant
9556 with just the high bit set in each part.
9557 (rs6000_expand_vector_init): Add VSX/power7 support.
9558 (rs6000_expand_vector_set): Ditto.
9559 (rs6000_expand_vector_extract): Ditto.
9560 (rs6000_emit_move): Ditto.
9561 (bdesc_3arg): Ditto.
9562 (bdesc_2arg): Ditto.
9563 (bdesc_1arg): Ditto.
9564 (rs6000_expand_ternop_builtin): Ditto.
9565 (altivec_expand_builtin): Ditto.
9566 (rs6000_expand_unop_builtin): Ditto.
9567 (rs6000_init_builtins): Ditto.
9568 (altivec_init_builtins): Ditto.
9569 (builtin_function_type): Ditto.
9570 (rs6000_common_init_builtins): Ditto.
9571 (rs6000_handle_altivec_attribute); Ditto.
9572 (rs6000_mangle_type): Ditto.
9573 (rs6000_vector_mode_supported_p): Ditto.
9574 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9577 * config/rs6000/vsx.md: New file for VSX support.
9579 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9580 identifing values with just the most significant bit set.
9581 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9582 vectorized builtins.
9584 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9585 (UNSPEC_VRFIM): Delete.
9586 (splitter for loading up vector with most significant bit): New
9587 splitter for vectorizing copysign.
9588 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9589 vectorizing simple math functions.
9590 (altivec_vrfip): Add support for vectorizing simple math functions.
9591 (altivec_vrfim): Ditto.
9592 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9594 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9595 (power7.md, vsx.md): Include for power7 support.
9596 (copysigndf3): Use VSX instructions if -mvsx.
9597 (negdf2_fpr): Ditto.
9598 (absdf2_fpr): Ditto.
9599 (nabsdf2_fpr): Ditto.
9600 (adddf3_fpr): Ditto.
9601 (subdf3_fpr): Ditto.
9602 (muldf3_fpr): Ditto.
9603 (divdf3_fpr): Ditto.
9604 (fix_truncdfdi2_fpr): Ditto.
9605 (cmpdf_internal1): Ditto.
9606 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9607 (btruncdf2, btruncdf2_fpr): Ditto.
9608 (ceildf2, ceildf2_fpr): Ditto.
9609 (floordf2, floordf2_fpr): Ditto.
9610 (floatdidf2, floatdidf2_fpr): Ditto.
9611 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9612 (fmsubdf4_fpr): Ditto.
9613 (fnmadddf4_fpr_1): Ditto.
9614 (fnmadddf4_fpr_2): Ditto.
9615 (fnmsubdf4_fpr_1): Ditto.
9616 (fnmsubdf4_fpr_2): Ditto.
9617 (fixuns_truncdfdi2): Add expander for VSX support.
9618 (fix_truncdfdi2): Ditto.
9619 (fix_truncdfsi2): Ditto.
9621 (btruncsf2): Whitespace.
9622 (movdf_hardfloat32): Add support for VSX registers.
9623 (movdf_softfloat32): Ditto.
9624 (movdf_hardfloat64): Ditto.
9625 (movdf_hardfloat64_mfpgpr): Ditto.
9626 (movdf_softfloat64): Ditto.
9627 (movti splitters): Add check for vector registers supporting
9628 TImode in the future.
9629 (bpermd): Add power7 bpermd instruction.
9631 * config/rs6000/altivec.h (vec_div): Define if VSX.
9635 (vec_nearbyint): Ditto.
9638 (all predicates): Use the generic builtin function, and not the V4SF
9639 specific function so that the predicates will work with VSX's V2DF.
9643 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9644 Document new VSX functions and types.
9646 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9649 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9650 "wa", and "j" constraints. Modify "v" to talk about Altivec
9651 instead of just vector.
9653 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9656 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9657 location for phi arguments.
9658 (rewrite_update_phi_arguments): Find locations for reaching defs.
9659 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9660 Add location to add_phi_arg calls.
9661 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9662 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9663 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9664 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9665 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9666 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9667 * tree-phinodes.c (make_phi_node): Initialize location.
9668 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9669 (add_phi_arg): Add location parameter.
9670 (remove_phi_arg_num): Move location when moving phi argument.
9671 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9673 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9674 slpeel_update_phi_nodes_for_guard1,
9675 slpeel_update_phi_nodes_for_guard2,
9676 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9677 vect_loop_versioning): Set locations.
9678 * tree-parloops.c (create_phi_for_local_result,
9679 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9680 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9681 * tree-vect-loop.c (get_initial_def_for_induction,
9682 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9684 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9685 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9686 (gimple_phi_arg_set_location): New. Set locus.
9687 (gimple_phi_arg_has_location): New. Check for locus.
9688 (redirect_edge_var_map_location): New. Return locus from var_map.
9689 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9690 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9691 combining PHI arguments.
9692 (cond_store_replacement): Set location.
9693 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9694 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9695 scop_add_exit_phis_edge): Add locations.
9696 * tree-cfgcleanup.c (remove_forwarder_block,
9697 remove_forwarder_block_with_phi): Add locations.
9698 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9699 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9701 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9702 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9703 flush_pending_stmts): Add source location.
9704 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9705 stack to preserve locations.
9706 * tree-vect-stmts.c (vectorizable_load): Add location.
9707 * tree-inline.c (copy_phis_for_bb): Copy locus.
9708 (setup_one_parameter): Add call locus to inlined parameter stmts.
9709 (initialize_inlined_parameters): Pass in call location as parameter
9711 (tree_function_versioning): Pass location to setup_one_parameter.
9712 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9713 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9714 copy and edge lists.
9715 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9716 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9717 locus parameter and override the stmt default if provided.
9718 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9719 elim_graph_add_edge, elim_graph_remove_succ_edge,
9720 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9721 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9722 eliminate_phi): Add locus info in elimination graph for each edge and
9724 (insert_backedge_copies): Copy locus if present.
9725 * tree-flow.h (struct _edge_var_map): Add locus field.
9726 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9727 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9728 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9730 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9732 2009-07-30 Martin Jambor <mjambor@suse.cz>
9734 PR tree-optimization/40570
9735 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9738 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9740 * ssa-loop-manip.c: Include langhooks.h.
9741 (rewrite_phi_with_iv): New.
9742 (rewrite_all_phi_nodes_with_iv): New.
9743 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9744 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9745 * tree-parloops.c (loop_parallel_p): Move out all conditions
9746 except dependency check.
9747 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9748 (gen_parallel_loop): Call canonicalize_loop_ivs without
9749 reduction_list argument.
9750 (build_new_reduction): New.
9751 (gather_scalar_reductions): New.
9752 (try_get_loop_niter): New.
9753 (try_create_reduction_list): New.
9754 (parallleize_loops): Change the parallel conditions check.
9755 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9756 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9758 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9760 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9762 * doc/options.texi (Option properties): Mention new quoting syntax.
9764 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9766 * config/alpha/alpha.c (alpha_start_function):
9767 Handle VMS_DEBUG_MAIN_POINTER
9768 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9769 * doc/invoke.texi: Document -mdebug-main switch.
9771 2009-07-29 Richard Henderson <rth@redhat.com>
9773 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9774 (cgraph_create_edge_including_clones): Likewise.
9775 * tree-inline.c (copy_bb): Operate on the correct edges
9776 when updating the callgraph.
9778 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9780 * config/alpha/vms-cc.c: Deleted.
9781 * config/alpha/vms-ld.c: Deleted.
9782 * config/alpha/t-vms64: Moved to config/vms
9783 * config/alpha/vms-crt0-64.c: Moved to config/vms
9784 * config/alpha/vms-crt0.c: Moved to config/vms
9785 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9786 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9787 * config/alpha/xm-vms.h: Moved to config/vms
9788 * config/alpha/x-vms: Moved to config/vms
9789 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9791 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9792 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9794 * config/vms/t-vms64: Moved here from config/alpha
9795 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9796 (argc,argv,envp): Enforce 32bit malloc'ing.
9797 * config/vms/vms-psxcrt0-64.c: Likewise.
9798 * config/vms/vms-crt0.c: Moved here from config/alpha.
9799 * config/vms/vms-psxcrt0.c: Likewise.
9800 * config/vms/vms-crtl-64.h: New file.
9801 * config/vms/vms-crtl.h: New file.
9802 * config/vms/vms.opt: New file.
9803 * config/vms/xm-vms64.h: New file.
9804 * config/vms/xm-vms.h: Moved here from config/alpha.
9805 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9807 * config/vms/x-vms: Moved here from config/alpha.
9808 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9809 (vms-ld.o, vms-cc.o): Removed.
9810 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9812 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9814 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9815 correct stack (obvious VMS fix).
9817 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9819 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9820 date, version info if VMS_DEBUGGING_INFO defined.
9821 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9822 size, date calculating code moved here.
9824 2009-07-29 Paul Brook <paul@codesourcery.com>
9826 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9829 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9832 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9833 to DImode when generating insq_le insn.
9835 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9837 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9838 New macro set for VMS_DEBUGGGING_INFO.
9839 (AT_string_form): Use it.
9841 2009-07-28 DJ Delorie <dj@redhat.com>
9843 * config/mep/mep.c (vtext_section): New.
9844 (vftext_section): New.
9845 (ftext_section): New.
9846 (mep_select_section): Add support for functions.
9847 (mep_unique_section): Likewise.
9848 (mep_asm_init_sections): Likewise.
9849 (mep_encode_section_info): Remove it from here.
9851 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9853 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9855 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9856 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9858 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9860 * dwarf2out.c (output_file_names): Test new macro
9861 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9862 (add_comp_dir_attribute): Likewise.
9864 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9866 * config/i386/mingw-w64.h (LINK_SPEC): Add
9867 separating space between commands.
9869 2009-07-28 Jan Hubicka <jh@suse.cz>
9871 PR tree-optimization/40759
9872 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9875 2009-07-27 DJ Delorie <dj@redhat.com>
9877 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9878 types are dword-aligned.
9879 (mep_expand_va_start): Likewise.
9881 2009-07-27 Olivier Hainque <hainque@adacore.com>
9882 Douglas B Rupp <rupp@gnat.com>
9884 * convert.c (convert_to_pointer): Don't assume the target
9885 pointer type is POINTER_SIZE long. Fetch its precision instead.
9887 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9889 * system.h (fopen): Undefine if macro.
9891 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9893 * dwarf2out.c (output_cfi_p): Removed.
9894 (output_cfis): New function.
9895 (output_fde): New function, split from output_call_frame_info.
9896 (output_call_frame_info): Use it.
9897 (dwarf2out_switch_text_section): Use output_cfis.
9899 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9901 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9902 TARGET_BI_ARCH is specified without enabling SJLJ.
9903 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9904 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9906 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9908 * arm.md (negdi2): Use DImode if forcing a value into a register.
9910 2009-07-26 Ira Rosen <irar@il.ibm.com>
9912 PR tree-optimization/40801
9913 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9914 of vector operand from the previous copy of vector statement.
9915 Pass the correct definition type value to
9916 vect_get_vec_def_for_stmt_copy().
9918 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9920 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9921 const char ** conversion.
9923 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9925 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9926 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9927 (gcc_unreachable): Invoke __builtin_unreachable() if
9928 !ENABLE_ASSERT_CHECKING.
9930 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9932 PR rtl-optimization/40445
9933 * emit-rtl.c (next_nonnote_insn_bb): New function.
9934 * rtl.h (next_nonnote_insn_bb): Declare new function.
9935 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9936 with no successors that is the successor of the ENTRY_BLOCK.
9937 Continue from the top after removing an empty fallthrough block.
9938 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9939 of next_nonnote_insn.
9941 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9943 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9945 2009-07-25 Martin Jambor <mjambor@suse.cz>
9947 * c-common.c (c_common_attribute_table): New element for noclone.
9948 (handle_noclone_attribute): New function. Forward-declare.
9949 * tree-inline.c (tree_versionable_function_p): Check for noclone
9951 * doc/extend.texi (Labels as Values): Document need for noclone.
9952 (Function Attributes): Document noclone attribute.
9954 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9956 PR rtl-optimization/34999
9957 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9958 and dw_fde_switched_cold_to_hot fields.
9959 (output_cfi_p): New function.
9960 (output_call_frame_info): If fde->dw_fde_switched_sections,
9961 output 2 FDEs instead of one with corrupted header.
9962 (dwarf2out_do_cfi_startproc): New function.
9963 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9964 and fde->dw_fde_switched_cold_to_hot.
9965 (dwarf2out_switch_text_section): Compute
9966 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9967 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9968 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9969 Otherwise, compute fde->dw_fde_switch_cfi.
9971 2009-07-24 Cary Coutant <ccoutant@google.com>
9973 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9975 2009-07-24 Cary Coutant <ccoutant@google.com>
9977 * cfghooks.c (split_block): Copy discriminator to new block.
9978 * tree-cfg.c (assign_discriminator): Check location of last
9979 instruction in block as well as first.
9981 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9983 * config/i386/linux.c: Use fputs or putc instead of fprintf
9985 * config/i386/gas.h: Ditto.
9986 * config/i386/x86-64.h: Ditto.
9987 * config/i386/att.h: Ditto.
9989 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9991 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9994 2009-07-24 Martin Jambor <mjambor@suse.cz>
9996 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9997 (ipa_push_func_to_list_1): Declare.
9998 (ipa_push_func_to_list): New function.
10000 * ipa-prop.c (ipa_push_func_to_list_1): New function.
10001 (ipa_init_func_list): Call ipa_push_func_to_list_1.
10002 (ipa_push_func_to_list): Removed.
10003 (ipa_pop_func_from_list): Clear node_enqueued flag.
10005 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10007 * config/s390/s390.c (override_options): Default
10008 max-unrolled-insns to 100 for z10 tuning.
10010 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10012 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10013 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10014 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10015 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10016 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10017 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10018 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10020 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10022 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10023 use default set in mingw32.h header.
10024 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10025 64-bit /mingw/include path.
10026 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10029 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10031 PR rtl-optimization/40209
10032 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10034 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10036 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10037 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10038 with the rest of string where appropriate. Use fputs or putc
10039 instead of fprintf where appropriate.
10041 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10042 Pat Haugen <pthaugen@us.ibm.com>
10043 Revital Eres <ERES@il.ibm.com>
10045 * config/rs6000/vector.md: New file. Move most of the vector
10046 expander support here from altivec.md to allow for the VSX vector
10047 unit in the future. Add support for secondary_reload patterns.
10048 Rewrite the patterns for vector comparison, and vector comparison
10049 predicate instructions so that the RTL expresses the desired
10050 behavior, instead of using unspec.
10052 * config/rs6000/constraints.md ("f" constraint): Use
10053 rs6000_constraints to hold the precalculated register class.
10054 ("d" constraint): Ditto.
10055 ("wd" constraint): New constraint for VSX.
10056 ("wf" constraint): Ditto.
10057 ("ws" constraint): Ditto.
10058 ("wa" constraint): Ditto.
10059 ("wZ" constraint): Ditto.
10060 ("j" constraint): Ditto.
10062 * config/rs6000/predicates.md (vsx_register_operand): New
10064 (vfloat_operand): New predicate for vector.md.
10065 (vint_operand): Ditto.
10066 (vlogical_operand): Ditto.
10067 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10068 (easy_vector_constant): Add VSX support.
10069 (altivec_indexed_or_indirect_operand): New predicate for
10070 recognizing Altivec style memory references with AND -16.
10072 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10073 for vector secondary reload support.
10074 (rs6000_vector_reg_class): Delete, replacing it with
10075 rs6000_constraints.
10076 (rs6000_vsx_reg_class): Ditto.
10077 (rs6000_constraints): New array to hold the register classes of
10078 each of the register constraints that can vary at runtime.
10079 (builtin_mode_to_type): New static array for builtin function type
10081 (builtin_hash_table): New static hash table for builtin function
10083 (TARGET_SECONDARY_RELOAD): Define target hook.
10084 (TARGET_IRA_COVER_CLASSES): Ditto.
10085 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10086 registers are 128 bits if VSX memory reference instructions are used.
10087 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10088 unit is being used.
10089 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10090 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10091 Print several of the scheduling related parameters.
10092 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10093 rs6000_constraints instead of rs6000_vector_reg_class. Move
10094 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10095 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10096 Altivec. Add VSX support. Setup for secondary reload support on
10097 Altivec/VSX registers.
10098 (rs6000_override_options): Make power7 set the scheduling groups
10099 like the power5. Add support for new debug switches to override
10100 the scheduling defaults. Temporarily disable -mcpu=power7 from
10101 setting -mvsx. Add support for debug switches -malways-hint,
10102 -msched-groups, and -malign-branch-targets.
10103 (rs6000_buitlin_conversion): Add support for returning unsigned
10104 vector conversion functions to fix regressions due to stricter
10106 (rs6000_builtin_mul_widen_even): Ditto.
10107 (rs6000_builtin_mul_widen_odd): Ditto.
10108 (rs6000_builtin_vec_perm): Ditto.
10109 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10110 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10111 to zero a register.
10112 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10113 generated upstream.
10114 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10115 VSX types for bit operations. Changes to accomidate vector.md.
10116 (bdesc_2arg): Ditto.
10117 (bdesc_1arg): Ditto.
10118 (struct builtin_description_predicates): Rewrite predicate
10119 handling so that RTL describes the operation, instead of passing
10120 the instruction to be used as a string argument.
10121 (bdesc_altivec_preds): Ditto.
10122 (altivec_expand_predicate_builtin): Ditto.
10123 (altivec_expand_builtin): Ditto.
10124 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10125 statement for vsldoi support.
10126 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10127 (altivec_expand_st_builtin): Ditto.
10128 (paired_expand_builtin): Whitespace changes.
10129 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10130 builtin_mode_to_type table for secondary reload. Call
10131 builtin_function_type to build random builtin functions.
10132 (altivec_init_builtins): Change to use builtin_function_type to
10133 create builtin function types dynamically as we need them.
10134 (builtin_hash_function): New support for hashing the tree types
10135 for builtin function as we need it, rather than trying to build
10136 all of the trees that we need. Add initial preliminary VSX support.
10137 (builtin_function_type): Ditto.
10138 (builtin_function_eq): Ditto.
10139 (builtin_hash_struct): Ditto.
10140 (rs6000_init_builtins): Ditto.
10141 (rs6000_common_init_builtins): Ditto.
10142 (altivec_init_builtins): Ditto.
10143 (rs6000_common_init_builtins): Ditto.
10144 (enum reload_reg_type): New enum for simplifing reg classes.
10145 (rs6000_reload_register_type): Simplify register classes into GPR,
10146 Vector, and other registers. Altivec and VSX addresses in reload.
10147 (rs6000_secondary_reload_inner): Ditto.
10148 (rs6000_ira_cover_classes): New target hook, that returns the
10149 appropriate cover classes, based on -mvsx being used or not.
10150 (rs6000_secondary_reload_class): Add VSX support.
10151 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10152 (get_vsel_insn): Ditto.
10153 (rs6000_emit_vector_compare): Rewrite vector conditional support
10154 so that where we can, we use RTL operators, instead of blindly use
10156 (rs6000_emit_vector_select): Ditto.
10157 (rs6000_emit_vector_cond_expr): Ditto.
10158 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10159 (create_TOC_reference): Add -mdebug=addr support.
10160 (emit_frame_save): VSX loads/stores need register indexed addressing.
10162 * config/rs6000/rs6000.md: Include vector.md.
10164 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10166 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10167 support for V2DI, V2DF in logical, permute, select operations.
10169 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10170 switch for vsx/power7.
10171 (-mvsx-scalar-memory): Ditto.
10172 (-mvsx-align-128): Ditto.
10173 (-mallow-movmisalign): Ditto.
10174 (-mallow-df-permute): Ditto.
10175 (-msched-groups): Ditto.
10176 (-malways-hint): Ditto.
10177 (-malign-branch-targets): Ditto.
10179 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10181 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10182 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10183 (rs6000_vector_reg_class): Delete.
10184 (rs6000_vsx_reg_class): Ditto.
10185 (enum rs6000_reg_class_enum): New enum for the constraints that
10186 vary based on target switches.
10187 (rs6000_constraints): New array to hold the register class for all
10188 of the register constraints that vary based on the switches used.
10189 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10190 (enum rs6000_builtins): Add unsigned varients for the builtin
10191 declarations returned by target hooks for expanding multiplies,
10192 select, and permute operations. Add VSX builtins.
10193 (enum rs6000_builtin_type_index): Add entries for VSX.
10194 (V2DI_type_node): Ditto.
10195 (V2DF_type_node): Ditto.
10196 (unsigned_V2DI_type_node): Ditto.
10197 (bool_long_type_node): Ditto.
10198 (intDI_type_internal_node): Ditto.
10199 (uintDI_type_internal_node): Ditto.
10200 (double_type_internal_node): Ditto.
10202 * config/rs6000/altivec.md (whole file): Move all expanders to
10203 vector.md from altivec.md. Rename insn matching functions to be
10205 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10206 (altivec_vcmp*): Ditto.
10207 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10208 (VM): New iterator for moves that includes the VSX types.
10209 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10210 (altivec_vperm_<mode>_uns): New, for unsigned types.
10211 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10212 (altivec_eq<mode>): Ditto.
10213 (altivec_gt<mode>): Ditto.
10214 (altivec_gtu<mode>): Ditto.
10215 (altivec_eqv4sf): Ditto.
10216 (altivec_gev4sf): Ditto.
10217 (altivec_gtv4sf): Ditto.
10218 (altivec_vcmpbfp_p): Ditto.
10220 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10222 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10225 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10228 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10229 ASM_SHORT instead of .word.
10230 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10231 instead of .word in asm template.
10233 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10236 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10237 (process_bb_node_lives): Use it.
10239 * ira.c (setup_cover_and_important_classes): Don't setup
10240 ira_important_class_nums. Add cover classes to the end of
10242 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10244 (find_reg_class_closure): Use reorder_important_classes.
10246 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10248 * config/i386/i386.c (i386_ira_cover_classes): New function.
10249 (TARGET_IRA_COVER_CLASSES): Redefine.
10251 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10252 importance of order of cover classes in the array.
10254 2009-07-22 Diego Novillo <dnovillo@google.com>
10256 * tree-pass.h (TDF_EH): Define.
10257 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10258 contains TDF_EH, print the EH region number holding GS.
10259 * tree-dump.c (dump_options): Add "eh".
10260 * doc/invoke.texi: Document it.
10262 2009-07-22 Doug Kwan <dougkwan@google.com>
10264 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10266 2009-07-22 Michael Matz <matz@suse.de>
10268 PR tree-optimization/35229
10269 PR tree-optimization/39300
10271 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10272 (inhibit_phi_insertion): New function.
10273 (insert_into_preds_of_block): Call it for REFERENCEs.
10274 (init_pre): Initialize and finalize scalar evolutions.
10275 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10277 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10279 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10280 Use CONST_VECTOR_NUNITS to determine number of elements.
10282 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10284 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10285 (U, W): Constraints are now deprecated and will be removed if we
10286 run out of letters.
10287 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10289 ("prefetch"): Add the stcmh instruction for prefetching.
10290 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10292 (s390_short_displacement): Return always true if compiling for
10293 machines not providing the long displacement facility.
10294 (s390_mem_constraint): Support the new constraint letter Z.
10295 (s390_check_qrst_address): New function.
10297 2009-07-21 DJ Delorie <dj@redhat.com>
10299 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10302 2009-07-21 Jason Merrill <jason@redhat.com>
10304 * c-common.c (max_tinst_depth): Increase default to 1024.
10306 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10308 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10309 (vec_unpacku_float_lo_v4si): Ditto.
10311 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10314 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10315 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10316 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10317 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10319 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10321 PR tree-optimization/40813
10322 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10325 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10327 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10328 with a NOP_EXPR if needed.
10330 2009-07-21 Paul Brook <paul@codesourcery.com>
10332 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10333 Terminate debug dump with newline.
10335 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10337 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10338 Cast "1" to unsigned HOST_WIDE_INT.
10339 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10340 deposit length to the maximum length - lsb. Extend length if
10341 HOST_BITS_PER_WIDE_INT is 32.
10343 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10345 * cgraph.h (constant_pool_htab): New function.
10346 (constant_descriptor_tree): Move from varasm.c.
10347 * varasm.c (constant_pool_htab): New function.
10348 (constant_descriptor_tree): Move to cgraph.h.
10350 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10352 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10354 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10356 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10359 2009-07-20 Xinliang David Li <davidxl@google.com>
10361 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10363 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10365 * config/mips/mips.md (move_type): Add arith.
10366 (type): Handle arith.
10367 (zero_extendsidi2): Rename this into ...
10368 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10369 (zero_extendsidi2): New expander.
10370 (*zero_extendsidi2_dext): New pattern.
10372 2009-07-20 Nick Clifton <nickc@redhat.com>
10374 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10375 to set MIPS_ABI_DEFAULT.
10376 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10378 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10380 * tree-object-size.c (addr_object_size): Handle unions with
10381 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10383 PR tree-optimization/40792
10384 * tree.c (build_function_type_skip_args): Remove bogus assert.
10386 2009-07-20 Jan Hubicka <jh@suse.cz>
10387 Martin Jambor <mjambor@suse.cz>
10389 * cgraph.h (combined_args_to_skip): New field.
10390 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10391 combined_args_to_skip and args_to_skip.
10392 * tree-inline.c (update_clone_info): New function.
10393 (tree_function_versioning): Call update_clone_info.
10394 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10396 (cgraph_materialize_all_clones): More extensive dumping, working
10397 with combined_args_to_skip rather than args_to_skip.
10399 2009-07-20 Ira Rosen <irar@il.ibm.com>
10401 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10402 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10403 (get_initial_def_for_reduction): Likewise.
10404 (vectorizable_reduction): Skip the check of first operand in case
10405 of COND_EXPR. Add check that it is outer loop vectorization if
10406 nested cycle was detected. Call vectorizable_condition() for
10407 COND_EXPR. If reduction epilogue cannot be created do not fail for
10408 nested cycles (if it is not double reduction). Assert that there
10409 is only one type in the loop in case of COND_EXPR. Call
10410 vectorizable_condition() to vectorize COND_EXPR.
10411 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10412 Add parameters. Allow nested cycles if called from
10413 vectorizable_reduction(). Use reduction vector variable if provided.
10414 (vect_analyze_stmt): Call vectorizable_reduction() before
10415 vectorizable_condition().
10416 (vect_transform_stmt): Update call to vectorizable_condition().
10418 2009-07-20 Christian Bruel <christian.bruel@st.com>
10420 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10421 * doc/invoke.texi (-mfmovd): Likewise.
10422 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10424 2009-07-20 Jan Hubicka <jh@suse.cz>
10426 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10427 when handling SSA name.
10429 2009-07-19 Jan Hubicka <jh@suse.cz>
10431 PR tree-optimization/40676
10432 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10433 virtual PHIs in empty BBs.
10435 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10437 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10438 re-expanded the compound use gen_lowpart instead to convert to the
10441 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10443 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10444 OUTER_CONST arguments.
10445 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10446 the new wider mode will be masked off.
10447 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10449 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10451 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10452 high-order bits are zero.
10454 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10456 * combine.c (simplify_shift_const_1): Split code to determine
10457 shift_mode into ...
10458 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10459 new bits shifted in are identical to the old sign bit.
10461 2009-07-18 Richard Guenther <rguenther@suse.de>
10464 * gimplify.c (gimplify_call_expr): Reject code using results from
10465 functions returning void.
10467 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10469 * doc/md.texi: Document the new PowerPC "es" constraint.
10470 Document that "m" can include automodified addresses on this target,
10471 and explain how %U must be used. Extend the "Q" and "Z" documentation
10472 to suggest "es" as well as "m".
10473 * config/rs6000/constraints.md (es): New memory constraint.
10474 (Q, Z): Update strings to match new documentation.
10476 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10478 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10479 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10480 * config/rs6000/predicates.md (volatile_mem_operand): Use
10481 offsettable_nonstrict_memref_p.
10482 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10483 (*floatunssidf2_internal): Likewise.
10484 (*fix_truncdfsi2_internal): Likewise.
10485 (*fix_trunctfsi2_internal): Likewise.
10487 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10489 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10490 atmega32u2 devices.
10491 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10493 2009-07-17 Richard Guenther <rguenther@suse.de>
10496 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10497 (pass_warn_unused_result): Likewise.
10498 (TODO_set_props): Remove.
10499 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10501 (pass_diagnose_omp_blocks): Define.
10502 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10503 (c_gimple_diagnostics_recursively): Remove.
10504 (finish_function): Do not call it.
10505 (c_write_global_declarations): Continue after errors.
10506 Finalize the CU here.
10507 * c-gimplify.c (c_genericize): Do not gimplify here.
10508 * c-common.c (c_warn_unused_result): Move ...
10509 * tree-cfg.c (do_warn_unused_result): ... here.
10510 (run_warn_unused_result): New function.
10511 (gate_warn_unused_result): New function.
10512 (pass_warn_unused_result): New pass.
10513 * c-common.h (c_warn_unused_result): Remove.
10514 * flags.h (flag_warn_unused_result): Declare.
10515 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10516 * opts.c (flag_warn_unused_result): Initialize to false.
10517 * toplev.c (compile_file): Add comment.
10518 * omp-low.c (create_omp_child_function): Do not register
10519 the function with the frontend.
10520 (diagnose_omp_structured_block_errors): Prepare to be
10521 called as optimization pass.
10522 (gate_diagnose_omp_blocks): New function.
10523 (pass_diagnose_omp_blocks): New pass.
10524 * cgraph.h (cgraph_optimize): Remove.
10525 (cgraph_analyze_function): Likewise.
10526 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10527 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10528 before their parents here.
10529 (cgraph_finalize_function): Not here.
10530 (cgraph_analyze_function): Gimplify functions here.
10531 (cgraph_finalize_compilation_unit): Continue after errors.
10532 Optimize the callgraph from here.
10533 (cgraph_optimize): Make static.
10534 * langhooks.c (write_global_declarations): Finalize the CU.
10535 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10536 (gimplify_function_tree): Assert we gimplify only once.
10537 Set PROP_gimple_any property.
10538 * tree-nested.c (gimplify_all_functions): New function.
10539 (lower_nested_functions): Gimplify all nested functions.
10540 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10541 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10542 and pass_diagnose_omp_blocks after gimplification. Do not
10543 set TODO_set_props on all_lowering_passes.
10544 (execute_one_pass): Do not handle TODO_set_props.
10545 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10546 (gimplify.o): Add tree-pass.h dependency.
10547 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10548 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10549 (unsave_r): Likewise.
10550 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10551 temporary variable.
10553 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10555 * doc/service.texi (Service): Restore previously removed link,
10556 which isn't broken after all.
10558 2009-07-17 Richard Guenther <rguenther@suse.de>
10560 PR tree-optimization/40321
10561 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10562 PHI nodes to the maximal set.
10563 (make_values_for_phi): Add PHI arguments to the maximal set.
10564 (execute_pre): Dump PHI_GEN and the maximal set.
10566 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10569 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10572 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10574 * doc/extend.texi (Nested Functions): Replace broken link with
10576 * doc/service.texi (Service): Remove broken link.
10578 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10581 * builtins.c (expand_builtin_memcmp): Use loc instead of
10582 EXPR_LOCATION (exp).
10583 (expand_builtin_strncmp): Likewise.
10585 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10586 Manuel López-Ibáñez <manu@gcc.gnu.org>
10589 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10590 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10591 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10592 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10593 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10594 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10595 tree-inline.c, c-common.c, c-common.h, gimple.c,
10596 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10597 convert.c: Add location argument to fold_{unary,binary,ternary},
10598 fold_build[123], build_call_expr, build_size_arg,
10599 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10600 fold_build1_initializer, fold_build2_initializer,
10601 fold_build3_initializer, fold_build_call_array,
10602 fold_build_call_array_initializer, fold_single_bit_test,
10603 omit_one_operand, omit_two_operands, invert_truthvalue,
10604 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10605 combine_comparisons, fold_builtin_*, fold_call_expr,
10606 build_range_check, maybe_fold_offset_to_address, round_up,
10609 2009-07-16 Jason Merrill <jason@redhat.com>
10612 * c-common.c (c_common_reswords): Add __is_standard_layout
10614 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10615 * doc/implement-cxx.texi: New.
10616 * doc/gcc.texi: Include it.
10618 2009-07-16 DJ Delorie <dj@redhat.com>
10620 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10621 compares that may be indirectly affected by previous instructions.
10623 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10625 * builtins.c (do_mpc_arg2): New.
10626 (fold_builtin_2): Fold builtin cpow.
10627 * real.h (HAVE_mpc_pow): New.
10629 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10631 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10632 comparison to skip unprofitable schedule
10634 2009-07-16 Simon Baldwin <simonb@google.com>
10636 * gcc.c (option_map): New flag -no-canonical-prefixes.
10637 * (display_help): Print help text for new flag.
10638 * (process_command): Move options translation and language specifics
10639 and handle new flag early. Use it to set a function pointer to a
10640 prefix builder. Replace make_relative_prefix calls with calls to
10641 the function pointed to. Ignore new flag in regular options handling.
10642 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10644 2009-07-15 DJ Delorie <dj@redhat.com>
10646 * config/mep/mep.md (sibcall_internal): Change register to avoid
10647 argument registers.
10648 (sibcall_value_internal): Likewise.
10650 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10652 PR rtl-optimization/40710
10653 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10655 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10657 * config/mips/mips.md (*extenddi_truncate<mode>,
10658 *extendsi_truncate<mode>): Change type attribute to move_type
10659 with shift_shift. Split out code handling exts from here ...
10660 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10662 (*extendhi_truncateqi): Change type attribute to move_type with
10663 shift_shift. Split out code handling exts from here ...
10664 (*extendhi_truncateqi_exts): ... to this new pattern.
10666 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10668 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10669 instead of "and" with inverted sign bit mask value. Use
10670 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10671 Allocate registers only for operand 4 and operand 5.
10673 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10675 PR middle-end/40747
10676 * fold-const.c (fold_cond_expr_with_comparison): When folding
10677 < and <= to MIN, make sure the MIN uses the same type as the
10678 comparison's operands.
10680 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10682 * arm.md (ior_xor): New code iterator.
10683 (split for ior/xor with shift and zero-extend): New split pattern.
10684 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10686 2009-07-15 Richard Guenther <rguenther@suse.de>
10688 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10691 2009-07-15 Richard Guenther <rguenther@suse.de>
10693 PR middle-end/40753
10694 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10696 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10698 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10699 handle 2.6.30 kernel.
10701 2009-07-15 DJ Delorie <dj@redhat.com>
10703 * config/mep/mep.md (sibcall_internal): Change register to allow
10704 for 24-bit addresses.
10705 (sibcall_value_internal): Likewise.
10707 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10709 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10710 that are enabled/disabled by the flags introduced by a previous patch.
10712 2009-07-14 DJ Delorie <dj@redhat.com>
10714 * config/mep/mep.md (sibcall_internal): Include non-toggling
10716 (sibcall_value_internal): Likewise.
10718 2009-07-14 Taras Glek <tglek@mozilla.com>
10719 Rafael Espindola <espindola@google.com>
10721 * doc/sourcebuild.texi: Document install-plugin target.
10722 * configure.ac: Added install-plugin target to language makefiles.
10723 * configure: Regenerate.
10724 * Makefile.in: (install-plugin): Install more headers,
10725 depend on lang.install-plugin.
10727 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10729 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10732 2009-07-14 DJ Delorie <dj@redhat.com>
10734 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10735 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10736 * config/mep/mep.md (sibcall_internal): Change test from
10737 mep_vliw_mode_match to mep_vliw_jmp_match.
10738 (sibcall_value_internal): Likewise.
10740 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10742 * config/i386/sse.md (copysign<mode>3): New expander.
10743 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10744 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10745 Use ix86_build_const_vector.
10746 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10747 IX86_BUILTIN_CPYSGNPD.
10748 (builtin_description): Add __builtin_ia32_copysignps and
10749 __builtin_ia32_copysignpd.
10750 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10751 and BUILT_IN_COPYSIGNF.
10753 2009-07-13 Jason Merrill <jason@redhat.com>
10755 * builtins.c (can_trust_pointer_alignment): New fn.
10756 (get_pointer_alignment): Factor it out from here.
10757 * tree.h: Declare it.
10759 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10761 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10764 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10768 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10770 2009-07-14 Richard Guenther <rguenther@suse.de>
10771 Andrey Belevantsev <abel@ispras.ru>
10773 PR middle-end/40745
10774 * cfgexpand.c (partition_stack_vars): Do not bother to update
10775 alias information when not optimizing.
10777 2009-07-14 Richard Guenther <rguenther@suse.de>
10778 Andrey Belevantsev <abel@ispras.ru>
10780 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10781 (pt_solution_set): Likewise.
10782 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10783 * tree-ssa-structalias.c (pt_solution_set): New function.
10784 * final.c (rest_of_clean_state): Free SSA data structures.
10785 * print-rtl.c (print_decl_name): Remove.
10786 (print_mem_expr): Implement in terms of print_generic_expr.
10787 * alias.c (ao_ref_from_mem): New function.
10788 (rtx_refs_may_alias_p): Likewise.
10789 (true_dependence): Query alias-export info.
10790 (canon_true_dependence): Likewise.
10791 (write_dependence_p): Likewise.
10792 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10794 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10795 (mem_expr_equal_p): Use operand_equal_p.
10796 (set_mem_attributes_minus_bitpos): Do not use
10797 component_ref_for_mem_expr.
10798 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10799 (update_alias_info_with_stack_vars): Likewise.
10800 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10801 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10802 explicitly nor clear stmt operands.
10803 Free the decl-to-pointer map.
10804 * tree-optimize.c (execute_free_datastructures): Do not free
10805 SSA data structures here.
10806 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10807 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10808 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10810 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10812 2009-07-13 DJ Delorie <dj@redhat.com>
10814 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10815 unrolling at the right iteration count.
10817 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10820 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10822 * haifa-sched.c (rank_for_schedule): Introduced flags to
10823 enable/disable individual scheduling heuristics.
10824 * common.opt: Introduced flags to enable/disable individual
10825 heuristics in the scheduler.
10826 * doc/invoke.texi: Introduced flags to enable/disable individual
10827 heuristics in the scheduler.
10829 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10831 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10832 config/i386/mingw-tls.c.
10833 * config/i386/mingw-tls.c: Removed.
10835 2009-07-13 Ira Rosen <irar@il.ibm.com>
10837 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10838 checks access only relevant statements.
10839 (vectorizable_reduction): Likewise.
10841 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10843 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10844 just for 32-bit case.
10846 2009-07-12 Jan Hubicka <jh@suse.cz>
10848 PR tree-optimization/40585
10849 * except.c (expand_resx_expr): When there already is resume
10850 instruction, produce linked list.
10851 (build_post_landing_pads): Assert that resume is empty.
10852 (connect_post_landing_pads): Handle resume lists.
10853 (dump_eh_tree): Dump resume list.
10855 2009-07-12 Ira Rosen <irar@il.ibm.com>
10857 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10858 with additional argument.
10859 * tree-vectorizer.h (enum vect_def_type): Add
10860 vect_double_reduction_def.
10861 (vect_is_simple_reduction): Add argument.
10862 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10864 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10865 vect_is_simple_reduction with additional argument.
10866 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10868 (reduction_code_for_scalar_code): Handle additional codes by
10869 returning ERROR_MARK for them. Fix comment and indentation.
10870 (vect_is_simple_reduction): Fix comment, add argument to specify
10871 double reduction. Detect double reduction.
10872 (get_initial_def_for_induction): Fix indentation.
10873 (get_initial_def_for_reduction): Fix comment and indentation.
10874 Handle double reduction. Create initial definitions that do not
10875 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10876 (vect_create_epilog_for_reduction): Fix comment, add argument to
10877 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10878 epilogue result extraction. Create double reduction phi node and
10879 replace relevant uses.
10880 (vectorizable_reduction): Call vect_is_simple_reduction with
10881 additional argument. Fix indentation. Update epilogue code treatment
10882 according to the changes in reduction_code_for_scalar_code. Check
10883 for double reduction. Call vect_create_epilog_for_reduction with
10884 additional argument.
10885 * tree-vect-stmts.c (process_use): Handle double reduction, update
10887 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10888 (vect_get_vec_def_for_operand): Likewise.
10890 2009-07-12 Danny Smith <dansmister@gmail.com>
10892 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10893 dllexport if !TREE_PUBLIC.
10894 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10896 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10898 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10899 (avr_extra_arch_macro) Remove declatation.
10900 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10901 (avr_extra_arch_macro) Declare as static.
10902 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10904 2009-07-11 Jan Hubicka <jh@suse.cz>
10906 PR middle-end/48388
10907 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10909 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10912 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10913 cold_in_std_section bits.
10914 (dwarf2out_begin_prologue): Initialize them.
10915 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10916 if already covered by text_section or cold_text_section range.
10918 PR rtl-optimization/40667
10919 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10920 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10921 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10922 * config/i386/i386.c (ix86_minimum_alignment): New function.
10923 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10924 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10925 * emit-rtl.c (gen_reg_rtx): Likewise.
10926 * function.c (assign_parms): Likewise. If nominal_type needs
10927 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10928 rather than passed_type's alignment.
10931 * function.c (assign_parm_setup_stack): Adjust
10932 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10933 from nominal_mode on big endian.
10935 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10937 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10939 2009-07-10 DJ Delorie <dj@redhat.com>
10941 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10943 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10945 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10947 (thumb2_cbnz): Likewise.
10949 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10952 * config.gcc (supported_defaults): Add synci.
10953 (with_synci): Add validation.
10954 (all_defaults): Add synci.
10955 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10958 * config/mips/mips.opt (msynci): New option.
10959 * config/mips/mips.c (mips_override_options): Warn on use of
10960 -msynci for targets that do now support it.
10961 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10963 * gcc/doc/invoke.texi (-msynci): Document the new option.
10964 * doc/install.texi (--with-synci): Document the new option.
10966 2009-07-10 Richard Guenther <rguenther@suse.de>
10968 PR tree-optimization/40496
10969 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10970 the PHI result with a compatible type.
10972 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10976 * c.opt (Wunused-result): New.
10977 * doc/invoke.texi: Document it.
10978 * c-common.c (c_warn_unused_result): Use it.
10980 2009-07-09 DJ Delorie <dj@redhat.com>
10982 * targhooks.c (default_target_can_inline_p): Rename from
10983 default_target_option_can_inline_p.
10984 * targhooks.h (default_target_can_inline_p): Likewise.
10985 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10986 TARGET_OPTION_CAN_INLINE_P.
10987 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10988 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10989 (mep_target_can_inline_p): Rename from
10990 mep_target_option_can_inline_p.
10993 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10994 registers used to pass vectors.
10996 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10998 2009-07-09 Tom Tromey <tromey@redhat.com>
11000 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
11001 * config/mmix/mmix.c: Include dwarf2.h.
11002 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
11003 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
11004 * config/sh/sh.c: Include dwarf2.h.
11005 * config/i386/i386.c: Include dwarf2.h.
11006 * Makefile.in (DWARF2_H): Remove 'elf'.
11007 * except.c: Include dwarf2.h.
11008 * unwind-dw2.c: Include dwarf2.h.
11009 * dwarf2out.c: Include dwarf2.h.
11010 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11011 * unwind-dw2-fde.c: Include dwarf2.h.
11012 * dwarf2asm.c: Include dwarf2.h.
11014 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11016 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11017 (max_issue): Use it.
11018 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11020 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11021 (region_sched_info): Update.
11022 * sched-ebb.c (ebb_sched_info): Update.
11023 * modulo-sched.c (sms_sched_info): Update.
11024 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11026 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11028 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11030 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11032 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11034 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11036 PR middle-end/40692
11037 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11038 arg1 with arg01 if arg1 is already INTEGER_CST.
11040 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11042 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11043 Transform (and (truncate)) into (truncate (and)).
11045 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11047 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11048 creating LHS paradoxical subregs. Fix surrounding returns to
11049 use NULL_RTX rather than 0.
11051 2009-07-08 DJ Delorie <dj@redhat.com>
11053 * config/mep/mep.c: (mep_option_can_inline_p): New.
11054 (TARGET_OPTION_CAN_INLINE_P): Define.
11056 2009-07-08 Mark Wielaard <mjw@redhat.com>
11059 * dwarf2out.c (add_data_member_location_attribute): When we have
11060 only a constant offset don't emit a new location description using
11061 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11064 2009-07-08 Richard Henderson <rth@redhat.com>
11067 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11068 (enum reg_class): Add CLOBBERED_REGS.
11069 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11070 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11071 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11072 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11073 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11074 force 64-bit sibcalls into R11.
11075 * config/i386/constraints.md (U): New constraint.
11076 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11077 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11078 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11080 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11082 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11084 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11085 * ebitmap.h (dump_ebitmap): Ditto.
11086 * optabs.h (optab_libfunc): Ditto.
11087 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11088 * tree-flow.h (vect_can_force_dr_alignment_p,
11089 get_vectype_for_scalar_type): Ditto.
11090 (vectorize_loops): Move prototype to ...
11091 * tree-vectorizer.h: ... here. Also, adjust comment.
11092 (vect_set_verbosity_level): Remove duplicate prototype.
11093 * tree-ssa-loop.c: Include tree-vectorizer.h.
11094 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11096 2009-07-08 Nick Clifton <nickc@redhat.com>
11098 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11101 2009-07-08 DJ Delorie <dj@redhat.com>
11103 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11104 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11105 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11107 * config/mep/intrinsics.md: Regenerated.
11108 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11109 registers when asm() or calls are detected.
11111 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11114 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11116 * gimple (gimple_build_call_from_tree): Likewise.
11117 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11118 no_warning flag before warning.
11120 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11122 * tree.c (set_expr_locus): Remove.
11123 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11124 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11126 * gimplify.c (internal_get_tmp_var): Likewise.
11127 (gimplify_call_expr): Likewise.
11128 (gimplify_one_sizepos): Likewise.
11130 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11133 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11134 to variables for debugging purposes.
11136 2009-06-23 Mark Loeser <mark@halcy0n.com>
11139 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11141 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11143 * pretty-print.c (pp_base_format): Remove %J.
11144 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11145 gcc_cxxdiag_char_table): Likewise.
11146 (init_dynamic_diag_info): Likewise.
11148 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11150 * pretty-print.c (pp_base_format): Remove %H.
11151 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11152 gcc_cxxdiag_char_table): Likewise.
11153 (init_dynamic_diag_info): Likewise.
11154 * config/mep/mep.c (mep_select_section): Likewise.
11156 2009-07-07 Duncan Sands <baldrick@free.fr>
11158 * final.c (pass_clean_state): Give the pass a name.
11159 * passes.c (pass_rest_of_compilation): Likewise.
11160 * tree-optimize.c (pass_all_optimizations): Likewise.
11162 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11164 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11165 an extra 'decl' for error_at.
11167 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11169 PR middle-end/40669
11170 * tree-tailcall.c (adjust_return_value_with_ops,
11171 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11172 if it has complex or vector type.
11174 2009-07-07 Olivier Hainque <hainque@adacore.com>
11176 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11179 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11181 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11183 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11185 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11186 * c-decl.c: Likewise.
11187 * function.c: Likewise.
11188 * varasm.c: Likewise.
11189 * tree-ssa.c: Likewise.
11190 * c-common.c: Likewise.
11191 * tree-cfg.c: Likewise.
11192 * config/spu/spu.c: Likewise.
11193 * config/ia64/ia64.c: Likewise.
11194 * config/v850/v850.c: Likewise.
11196 2009-07-06 DJ Delorie <dj@redhat.com>
11198 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11199 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11200 unspecified accesses to control registers.
11201 * config/mep/intrinsics.md: Regenerate.
11202 * config/mep/intrinsics.h: Regenerate.
11203 * config/mep/mep-intrin.h: Regenerate.
11205 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11207 * c-lex.c: Replace %H by an explicit location. Update all calls.
11208 * c-common.c: Likewise.
11209 * c-decl.c: Likewise.
11210 * c-typeck.c: Likewise.
11211 * fold-const.c: Likewise.
11212 * gimplify.c: Likewise.
11213 * stmt.c: Likewise.
11214 * tree-cfg.c: Likewise.
11215 * tree-ssa-loop-niter.c: Likewise.
11216 * tree-vrp.c: Likewise.
11217 * value-prof.c: Likewise.
11219 2009-07-06 Diego Novillo <dnovillo@google.com>
11221 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11222 if it has one. Handle cases where VAR does not have an
11223 annotation or cfun is NULL.
11225 2009-07-06 Diego Novillo <dnovillo@google.com>
11227 * tree.c: Include debug.h.
11228 (initialize_tree_contains_struct): New.
11229 (init_ttree): Call it.
11230 (tree_node_structure_for_code): Factor out of ...
11231 (tree_node_structure): ... here.
11232 * treestruct.def (TS_PHI_NODE): Remove.
11233 (TS_GIMPLE_STATEMENT): Remove.
11235 2009-07-06 Diego Novillo <dnovillo@google.com>
11237 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11238 (debug_tree_chain): Handle cycles.
11240 2009-07-06 Nick Clifton <nickc@redhat.com>
11241 DJ Delorie <dj@redhat.com>
11243 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11244 __FMOVD_ENABLED__ is defined.
11246 (TARGET_FMOVD): Provide a default definition.
11247 (MASK_FMOVD): Likewise.
11248 (TARGET_CPU_CPP_BUILTINS): Define
11249 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11250 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11251 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11252 (split for DF load from memory into register): Also handle
11253 MEMs which consist of REG+DISP addressing.
11254 (split for DF store from register to memory): Likewise.
11255 (movsf_ie): Always use single fp_mode.
11256 * config/sh/sh.c (sh_override_options): Do not automatically
11257 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11258 that to the -mfmovd command line switch.
11259 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11260 (fldi_ok): Always allow.
11261 * config/sh/sh.opt (mfmovd): Remove this switch.
11262 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11264 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11265 Kaz Kojima <kkojima@gcc.gnu.org>
11267 PR rtl-optimization/30807
11268 * postreload.c (reload_combine): For every new use of REG_SUM,
11269 record the use of BASE.
11271 2009-07-06 Jan Hubicka <jh@suse.cz>
11273 * params.def: Revert my accidental commit at 2009-06-30.
11275 2009-07-04 Ian Lance Taylor <iant@google.com>
11278 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11280 (mingw_format_attribute_overrides): Likewise.
11282 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11285 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11286 don't check cfa.reg. Instead of cfa.indirect use
11287 fde && fde->drap_reg != INVALID_REGNUM test.
11289 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11291 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11293 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11296 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11298 2009-07-03 Richard Guenther <rguenther@suse.de>
11300 PR tree-optimization/40640
11301 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11304 2009-07-03 Jan Hubicka <jh@suse.cz>
11306 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11307 for size, reduce amount of inlining.
11309 2009-07-03 Richard Guenther <rguenther@suse.de>
11311 PR middle-end/34163
11312 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11313 if t +- x is known to not overflow and the conversion widens the
11315 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11317 2009-07-03 Jan Hubicka <jh@suse.cz>
11319 * ipa-pure-const.c (analyze): Update loop optimizer init.
11320 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11321 try_remove_empty_loop, remove_empty_loops): Remove.
11322 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11323 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11324 to mark regular loops as neccesary.
11325 (degenerate_phi_p): New function.
11326 (propagate_necessity, remove_dead_phis): Use it.
11327 (forward_edge_to_pdom): Likewise.
11328 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11329 virtual PHI nodes that became unreachable.
11330 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11331 * tree-flow.h (remove_empty_loops): Remove.
11332 * passes.c (init_optimization_passes): Remove.
11334 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11336 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11337 can_create_pseudo_p.
11338 (*fix_trunc<mode>_i387_1): Ditto.
11339 (*floathi<mode>2_1): Ditto.
11340 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11341 (*fistdi2_1): Ditto.
11342 (*fist<mode>2_1): Ditto.
11343 (frndintxf2_floor): Ditto.
11344 (*fist<mode>2_floor_1): Ditto.
11345 (frndintxf2_ceil): Ditto.
11346 (*fist<mode>2_ceil_1): Ditto.
11347 (frndintxf2_trunc): Ditto.
11348 (frndintxf2_mask_pm): Ditto.
11349 (fxam<mode>2_i387_with_temp): Ditto.
11350 * config/i386/sse.md (mulv16qi3): Ditto.
11351 (*sse2_mulv4si3): Ditto.
11353 (sse4_2_pcmpestr): Ditto.
11354 (sse4_2_pcmpistr): Ditto.
11356 2009-07-03 Jan Hubicka <jh@suse.cz>
11358 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11359 (mark_stmt_necessary): Set it.
11360 (mark_operand_necessary): Set it.
11361 (mark_control_dependent_edges_necessary): Set it.
11362 (mark_virtual_phi_result_for_renaming): New function.
11363 (get_live_post_dom): New function.
11364 (forward_edge_to_pdom): New function.
11365 (remove_dead_stmt): Fix handling of control dependences.
11366 (tree_dce_init): Init new bitmap.
11367 (tree_dce_done): Free it.
11369 2009-07-02 Richard Guenther <rguenther@suse.de>
11372 * tree-ssa-structalias.c (new_var_info): Initialize
11375 2009-07-02 Jan Hubicka <jh@suse.cz>
11377 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11380 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11382 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11383 instead of recomputing it. Adjust calls.
11384 (emit_store_flag): Adjust recursive calls.
11386 2009-07-02 Richard Guenther <rguenther@suse.de>
11388 * tree-ssa-live.c (remove_unused_locals): Do not remove
11390 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11391 of DECL_EXTERNAL for HEAP variables.
11392 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11393 HEAP variables. Do not adjust RESTRICT vars.
11394 (find_what_var_points_to): Nobody cares if something
11395 points to READONLY.
11397 2009-07-02 Ben Elliston <bje@au.ibm.com>
11399 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11400 pc_low and pc_high declarations to the top of the function.
11402 2009-07-01 DJ Delorie <dj@redhat.com>
11404 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11405 registers as fixed.
11406 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11407 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11408 unspecified accesses to control registers.
11409 * config/mep/intrinsics.md: Regenerate.
11410 * config/mep/intrinsics.h: Regenerate.
11411 * config/mep/mep-intrin.h: Regenerate.
11413 2009-07-01 Anthony Green <green@moxielogic.com>
11415 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11416 instruction when possible.
11417 (moxie_expand_prologue): Ditto. Also, save an instruction and
11418 some complexity by popping off of $r12 instead of $sp.
11419 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11422 2009-07-01 Richard Henderson <rth@redhat.com>
11425 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11426 contained no insns, reposition note before last insn.
11428 2009-07-01 Richard Henderson <rth@redhat.com>
11431 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11432 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11434 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11437 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11438 darwin9 for printing reg addresses with %y.
11440 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11442 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11443 truncation from operands in binary operations.
11445 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11448 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11449 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11450 subreg of op0 to the original op0.
11452 * expmed.c (store_bit_field_1): Use a temporary as the destination
11453 instead of a paradoxical subreg when we need to truncate the result.
11455 2009-07-01 DJ Delorie <dj@redhat.com>
11457 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11458 names to VLIW variants.
11459 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11460 * config/mep/intrinsics.md: Regenerate.
11461 * config/mep/intrinsics.h: Regenerate.
11462 * config/mep/mep-intrin.h: Regenerate.
11464 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11467 * jump.c (returnjump_p): Revert last patch.
11468 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11470 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11473 * pa.md (casesi32p): Use jump table label to determine the offset
11475 (casesi64p): Likewise.
11477 * pa.c (forward_branch_p): Return bool type. Use instruction
11478 addresses when available. Assert that INSN has a jump label.
11479 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11482 2009-07-01 Richard Guenther <rguenther@suse.de>
11484 PR tree-optimization/19831
11485 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11486 that only act as barriers do not make any previous stores necessary.
11487 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11488 HEAP variables global, do not add a constraint from nonlocal.
11489 (find_func_aliases): Handle escapes through return statements.
11490 (compute_points_to_sets): Make escaped HEAP variables global.
11492 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11495 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11496 after reducing a DImode cstore to SImode.
11498 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11500 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11501 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11503 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11505 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11506 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11508 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11509 and umod_optab if TARGET_BSD_DIVMOD.
11510 * config/vax/lib1funcs.asm: New file.
11511 * config/vax/t-linux: New file.
11512 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11514 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11517 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11518 to type arguments that have void type.
11521 * dwarf2out.c (gen_formal_parameter_die): Call
11522 equate_decl_number_to_die if node is different from origin.
11524 2009-06-30 Anthony Green <green@moxielogic.com>
11526 Clean up moxie port for --enable-build-with-cxx.
11527 * config/moxie/moxie.c (moxie_function_value): First two
11528 parameters are const_tree, not tree.
11529 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11530 (REG_CLASS_NAMES): Ditto.
11531 (REGNO_REG_CLASS): Ditto.
11532 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11533 (moxie_function_value): Fix constyness of arguments.
11535 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11537 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11538 finalize_size_functions before further processing.
11539 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11540 (variable_size): Call self_referential_size on size expressions
11541 that contain a PLACEHOLDER_EXPR.
11542 (size_functions): New static variable.
11543 (copy_self_referential_tree_r): New static function.
11544 (self_referential_size): Likewise.
11545 (finalize_size_functions): New global function.
11546 * tree.c: Include tree-inline.h.
11547 (push_without_duplicates): New static function.
11548 (find_placeholder_in_expr): New global function.
11549 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11551 <tcc_expression>: Likewise.
11552 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11553 the call in the expression.
11554 * tree.h (finalize_size_functions): Declare.
11555 (find_placeholder_in_expr): Likewise.
11556 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11557 (substitute_placeholder_in_expr): Update comment.
11558 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11560 (copy_tree_body_r): Likewise.
11561 (copy_tree_body): New static function.
11562 (maybe_inline_call_in_expr): New global function.
11563 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11564 (maybe_inline_call_in_expr): Declare.
11565 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11566 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11569 2009-06-30 Richard Guenther <rguenther@suse.de>
11571 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11573 (propagate_necessity): Do not mark reaching defs of stores
11576 2009-06-30 Jan Hubicka <jh@suse.cz>
11578 * cfgloopanal.c (check_irred): Move into ...
11579 (mark_irreducible_loops): ... here; return true if ireducible
11581 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11582 (analyze_function): Try to prove loop finiteness.
11583 * cfgloop.h (mark_irreducible_loops): Update prototype.
11584 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11586 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11588 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11590 2009-06-30 Ira Rosen <irar@il.ibm.com>
11592 PR tree-optimization/40542
11593 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11596 2009-06-30 Martin Jambor <mjambor@suse.cz>
11598 PR tree-optimization/40582
11599 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11600 than useless_type_conversion_p.
11601 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11604 2009-06-30 Martin Jambor <mjambor@suse.cz>
11606 PR middle-end/40554
11607 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11609 2009-06-30 Richard Guenther <rguenther@suse.de>
11611 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11612 use ao_ref references.
11613 (walk_aliased_vdefs): Likewise.
11614 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11615 * tree-ssa-dce.c (struct ref_data): Remove.
11616 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11617 (mark_aliased_reaching_defs_necessary): Adjust.
11618 (mark_all_reaching_defs_necessary_1): Likewise.
11620 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11623 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11624 (emit_store_flag_1): Extract from emit_store_flag, adjust
11625 calls to (what now is) emit_cstore.
11626 (emit_store_flag): Call emit_store_flag_1 and also use it
11627 for what used to be recursive calls.
11629 2009-06-30 Wei Guozhi <carrot@google.com>
11632 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11633 if the target bb post dominates from bb.
11634 * config/i386/i386.c (memory_address_length): Check existence of base
11635 register before using it.
11637 2009-06-30 Nick Clifton <nickc@redhat.com>
11638 DJ Delorie <dj@redhat.com>
11640 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11641 __FMOVD_ENABLED__ is defined.
11643 (TARGET_FMOVD): Provide a default definition.
11644 (MASK_FMOVD): Likewise.
11645 (TARGET_CPU_CPP_BUILTINS): Define
11646 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11647 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11648 two fmov instructions depending upon whether TARGET_FMOVD is
11650 (split for DF load from memory into register): Also handle
11651 MEMs which consist of REG+DISP addressing.
11652 (split for DF store from register to memory): Likewise.
11653 * config/sh/sh.opt (mfmovd): Remove this switch.
11654 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11655 * config/sh/sh.c (sh_override_options): Do not automatically
11656 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11657 that to the -mfmovd command line switch.
11659 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11661 (fldi_ok): Always allow.
11662 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11664 2009-06-29 DJ Delorie <dj@redhat.com>
11666 * doc/install.texi (mep-x-elf): Correct chip's full name.
11668 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11670 * doc/extend.texi: Fix typo.
11672 2009-06-29 Tom Tromey <tromey@redhat.com>
11674 * dwarf2.h: Remove.
11675 * Makefile.in (DWARF2_H): New variable.
11676 (except.o): Use it.
11677 (dwarf2out.o): Likewise.
11678 (dwarf2asm.o): Likewise.
11679 * config/i386/t-i386: Use DWARF2_H.
11680 * except.c: Include elf/dwarf2.h.
11681 * unwind-dw2.c: Include elf/dwarf2.h.
11682 * dwarf2out.c: Include elf/dwarf2.h.
11683 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11684 <dtprel>: New field.
11685 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11686 (size_of_loc_descr): Likewise.
11687 (output_loc_operands_raw): Likewise.
11688 (output_loc_operands): Handle new dtprel field.
11689 (loc_checksum): Update.
11690 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11691 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11692 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11693 * dwarf2asm.c: Include elf/dwarf2.h.
11694 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11695 * config/mmix/mmix.c: Include elf/dwarf2.h.
11696 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11697 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11698 * config/sh/sh.c: Include elf/dwarf2.h.
11699 * config/i386/i386.c: Include elf/dwarf2.h.
11701 2009-06-29 DJ Delorie <dj@redhat.com>
11703 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11705 * doc/extend.texi: Add MeP attributes and pragmas.
11706 * doc/invoke.text: Add MeP Options.
11707 * doc/contrib.texi: Add MeP contribution.
11708 * doc/md.texi: Add MeP constraints.
11709 * doc/install.texi: Add MeP target.
11711 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11713 * target.h (struct gcc_target): Add frame_pointer_required field.
11714 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11715 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11716 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11718 * reload1.c (update_eliminables): (Ditto.).
11719 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11720 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11721 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11723 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11725 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11726 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11727 (arm_frame_pointer_required): New function.
11729 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11730 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11731 (avr_frame_pointer_required_p): Declare as static.
11732 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11734 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11735 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11736 (bfin_frame_pointer_required): Make as static, change return type
11738 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11740 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11741 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11742 (cris_frame_pointer_required): New function.
11744 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11746 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11747 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11748 (fr30_frame_pointer_required): New function.
11750 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11751 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11752 (frv_frame_pointer_required): Make as static, change return type
11754 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11756 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11757 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11758 (ix86_frame_pointer_required): Make as static, change return type to
11760 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11762 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11763 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11765 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11767 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11769 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11771 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11772 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11773 (mips_frame_pointer_required): Make as static.
11774 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11776 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11777 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11778 (mmix_frame_pointer_required): Mew function.
11780 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11781 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11783 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11785 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11787 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11789 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11790 (CAN_ELIMINATE): Redefine.
11791 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11792 (sparc_frame_pointer_required): New function.
11793 (sparc_can_eliminate): New function.
11794 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11796 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11797 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11799 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11800 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11801 (xtensa_frame_pointer_required): Make as static, change return type
11803 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11806 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11808 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11809 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11810 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11811 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11812 (register_callback): Handle PLUGIN_START_UNIT.
11813 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11815 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11817 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11819 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11820 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11822 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11824 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11827 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11829 * doc/extend.texi (Additional Floating Types): __float128 is also
11830 supported on i386 targets.
11832 2009-06-29 Richard Guenther <rguenther@suse.de>
11834 PR middle-end/14187
11835 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11837 (pt_solutions_same_restrict_base): Declare.
11838 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11840 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11841 (make_constraint_from, make_copy_constraint): Move earlier.
11842 (make_constraint_from_heapvar): New function.
11843 (make_constraint_from_restrict): Likewise.
11844 (handle_lhs_call): Use it.
11845 (find_func_aliases): Use it to track conversions to restrict
11846 qualified pointers.
11847 (struct fieldoff): Add only_restrict_pointers flag.
11848 (push_fields_onto_fieldstack): Initialize it.
11849 (create_variable_info_for): Track global restrict qualified pointers.
11850 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11851 Track restrict qualified pointer arguments.
11852 (set_uids_in_ptset): Use varinfo is_global_var flag.
11853 (find_what_var_points_to): Set the vars_contains_restrict flag.
11854 Always create the points-to solution for sets including restrict tags.
11855 (pt_solutions_same_restrict_base): New function.
11856 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11857 qualified pointers use pt_solutions_same_restrict_base as
11858 additional source for disambiguation.
11860 2009-06-29 Richard Guenther <rguenther@suse.de>
11862 PR middle-end/38212
11863 * alias.c (find_base_decl): Remove.
11864 (get_deref_alias_set_1): Remove restrict handling.
11865 * c-common.c (c_apply_type_quals_to_decl): Do not set
11866 DECL_POINTER_ALIAS_SET.
11867 * gimplify.c (find_single_pointer_decl_1): Remove.
11868 (find_single_pointer_decl): Likewise.
11869 (internal_get_tmp_var): Remove restrict handling.
11870 (gimple_regimplify_operands): Likewise.
11871 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11872 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11873 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11874 * tree.c (restrict_base_for_decl): Remove.
11875 (init_ttree): Do not allocate it.
11876 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11877 LABEL_DECL_UID for label decls.
11878 (copy_node_stat): Do not copy restrict information.
11879 (decl_restrict_base_lookup): Remove.
11880 (decl_restrict_base_insert): Likewise.
11881 (print_restrict_base_statistics): Likewise.
11882 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11883 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11884 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11885 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11886 (LABEL_DECL_UID): Adjust.
11887 (DECL_BASED_ON_RESTRICT_P): Remove.
11888 (DECL_GET_RESTRICT_BASE): Likewise.
11889 (SET_DECL_RESTRICT_BASE): Likewise.
11890 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11892 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11893 instead of DECL_POINTER_ALIAS_SET.
11894 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11895 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11896 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11898 2009-06-29 Richard Guenther <rguenther@suse.de>
11900 PR tree-optimization/40579
11901 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11902 the IL to simplify has constants that overflowed.
11904 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11906 PR tree-optimization/40550
11907 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11908 vector_compute_type only when the size of vector_compute_type is
11909 less than the size of type.
11911 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11913 * fold-const.c (contains_label_1): Fix comments.
11914 (contains_label_p): Do not walk trees multiple time.
11916 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11918 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11919 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11920 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11921 ix86_fp_comparison_operator.
11922 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11923 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11924 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11925 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11926 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11927 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11928 (related splits): Change predicate to ix86_fp_comparison_operator.
11929 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11930 instead of ix86_fp_comparison_codes.
11931 (ix86_trivial_fp_comparison_operator,
11932 ix86_fp_comparison_operator): New.
11933 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11934 (ix86_expand_compare): Eliminate last two parameters.
11935 (ix86_fp_jump_nontrivial_p): Kill.
11936 * config/i386/i386.c (put_condition_code): Eliminate call to
11937 ix86_fp_comparison_codes and subsequent assertion.
11938 (ix86_fp_comparison_codes): Eliminate.
11939 (ix86_fp_swap_condition): New.
11940 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11941 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11942 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11943 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11944 and ix86_fp_swap_condition.
11945 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11946 Use ix86_fp_comparison_strategy.
11947 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11948 (ix86_fp_jump_nontrivial_p): Eliminate.
11949 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11950 call to ix86_expand_compare.
11951 (ix86_split_fp_branch, ix86_expand_setcc,
11952 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11953 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11955 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11957 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11958 related to jump_clobbers.
11959 * config/arm/arm.md (conds): Remove jump_clob case.
11960 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11961 splits): Change comparison_operator to arm_comparison_operator.
11962 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11965 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11967 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11968 condition for floating point modes.
11969 * expmed.c (emit_store_flag_1): Move here a bigger part
11970 of emit_store_flag.
11971 (emit_store_flag): Try swapping the condition for floating point
11973 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11975 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11977 * expr.c (expand_expr_real_1): Just use do_store_flag.
11978 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11979 emit_store_flag_force.
11980 * expmed.c (emit_store_flag_force): Copy here trick
11981 previously in expand_expr_real_1. Try reversing the comparison.
11982 (emit_store_flag_1): Work if target is NULL.
11983 (emit_store_flag): Work if target is NULL, using the result mode
11984 from the comparison. Use split_comparison, restructure final part
11985 to simplify conditionals.
11987 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11989 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11990 * dojump.c (do_jump): Change handling of floating-point
11991 ops to use just do_compare_and_jump.
11992 (split_comparison): New.
11993 (do_compare_rtx_and_jump): Add here logic coming previously
11994 in do_jump, using split_comparison.
11996 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11999 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
12001 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12003 * tree-ssa-alias.c: Fix unintentional commit.
12005 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12007 * passes.c (execute_one_pass): Fix unintentional commit.
12009 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12011 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12012 (df_rd_local_compute, df_md_local_compute): Inline them.
12014 (df_md_scratch): New.
12015 (df_md_alloc, df_md_free): Allocate/free it.
12016 (df_md_local_compute): Only include live registers in init.
12017 (df_md_transfer_function): Prune the in-set computed by
12018 the confluence function, and the gen-set too.
12020 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12022 PR rtl-optimization/26854
12023 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12024 * df-problems.c (df_rd_add_problem): Fix comment.
12025 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12026 df_md_simulate_artificial_defs_at_top,
12027 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12028 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12029 df_md_transfer_function, df_md_init, df_md_confluence_0,
12030 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12031 problem_MD, df_md_add_problem): New.
12032 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12033 df_md_get_bb_info): New.
12034 (DF_LAST_PROBLEM_PLUS1): Adjust.
12036 * Makefile.in (fwprop.o): Include domwalk.h.
12037 * fwprop.c: Include domwalk.h.
12038 (reg_defs, reg_defs_stack): New.
12039 (bitmap_only_bit_between): Remove.
12040 (process_defs): New.
12041 (process_uses): Use reg_defs and local_md instead of
12042 bitmap_only_bit_between and local_rd.
12043 (single_def_use_enter_block): New, from build_single_def_use_links.
12044 (single_def_use_leave_block): New.
12045 (build_single_def_use_links): Remove code moved to
12046 single_def_use_enter_block, invoke domwalk.
12047 (use_killed_between): Adjust comment.
12049 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12051 * bitmap.h (bitmap_ior_and_into): New.
12052 * bitmap.c (bitmap_ior_and_into): New.
12054 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12056 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12057 before_dom_children_before_stmts and after_dom_children_after_stmts.
12058 Rename the two remaining callbacks to just before_dom_children and
12059 after_dom_children. Remove other GIMPLE statement walking bits.
12060 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12061 * graphite.c: Do not include domwalk.h.
12062 * tree-into-ssa.c (interesting_blocks): New global.
12063 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12064 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12065 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12066 now that they're not domwalk callbacks.
12067 (rewrite_initialize_block): Rename to...
12068 (rewrite_enter_block): ... this, place after called functions. Test
12069 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12070 (rewrite_finalize_block): Rename to...
12071 (rewrite_leave_block): ... this, place after called functions.
12072 (rewrite_update_init_block): Rename to...
12073 (rewrite_update_enter_block): ... this, place after called functions.
12074 Test interesting_blocks, call rewrite_update_stmt and
12075 rewrite_update_phi_arguments.
12076 (rewrite_update_fini_block): Rename to...
12077 (rewrite_leave_block): ... this, place after called functions.
12078 (rewrite_blocks): Remove last argument, simplify initialization of
12080 (mark_def_sites_initialize_block): Rename to...
12081 (mark_def_sites_block): ... this, call mark_def_sites.
12082 (mark_def_sites_blocks): Remove argument, simplify initialization of
12084 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12085 (update_ssa): Likewise.
12086 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12088 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12089 (dom_opt_initialize_block): Rename to...
12090 (dom_opt_enter_block): ... this, place after called functions. Walk
12091 statements here, inline propagate_to_outgoing_edges.
12092 (dom_opt_finalize_block): Rename to...
12093 (dom_opt_leave_block): ... this, place after called functions.
12094 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12096 (dse_enter_block, dse_record_phi): New.
12097 (dse_record_phis): Delete.
12098 (dse_finalize_block): Rename to...
12099 (dse_leave_block): ... this.
12100 (tree_ssa_dse): Simplify initialization of walk_data.
12101 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12102 Adjust initialization of walk_data.
12103 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12104 * tree-ssa-loop-phiopt.c (get_non_trapping):
12105 Adjust initialization of walk_data.
12106 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12107 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12108 it's not a domwalk callback.
12109 (uncprop_initialize_block): Rename to...
12110 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12111 (dse_finalize_block): Rename to...
12112 (dse_leave_block): ... this.
12113 (tree_ssa_uncprop): Simplify initialization of walk_data.
12114 * Makefile.in: Adjust dependencies.
12116 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12118 * arm.md (casesi): Fix test for Thumb1.
12119 (thumb1_casesi_internal_pic): Likewise.
12120 (thumb1_casesi_dispatch): Likewise.
12122 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12124 * config/arm/arm-cores.def: Added core cortex-m0.
12125 * config/arm/arm-tune.md: Regenerated.
12126 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12128 2009-06-26 DJ Delorie <dj@redhat.com>
12130 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12132 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12133 the scheduler doesn't tag jump insns.
12135 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12137 * c-decl.c (merge_decls): Re-indent.
12139 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12142 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12143 Special-case decimal float constants.
12145 2009-06-26 Richard Henderson <rth@redhat.com>
12147 * function.h (struct function): Add cannot_be_copied_reason,
12148 and cannot_be_copied_set.
12149 * tree-inline.c (has_label_address_in_static_1): Rename from
12150 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12151 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12152 don't set inline_forbidden_reason.
12153 (copy_forbidden): New function, split out of inline_forbidden_p.
12154 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12155 (inline_forbidden_p): Use copy_forbidden.
12156 (tree_versionable_function_p): Likewise.
12157 (inlinable_function_p): Merge into tree_inlinable_function_p.
12158 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12159 * ipa-cp.c (ipcp_versionable_function_p): New function.
12160 (ipcp_cloning_candidate_p): Use it.
12161 (ipcp_node_modifiable_p): Likewise.
12163 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12165 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12166 that is marked not to be inlined. Remove flag_mudflap use.
12167 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12168 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12170 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12173 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12174 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12176 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12178 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12180 (__mingwthr_remove_key_dtor): Likewise.
12182 2009-06-26 Richard Guenther <rguenther@suse.de>
12184 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12186 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12188 PR middle-end/40525
12189 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12190 try the non-cond_exec path also.
12192 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12195 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12196 (output_cbranch): Use new functions.
12197 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12200 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12201 Pat Haugen <pthaugen@us.ibm.com>
12202 Revital Eres <ERES@il.ibm.com>
12204 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12205 for %c error. Add %x support to print VSX registers as a unified
12206 register set, instead of separate float and altivec registers.
12207 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12208 %y case, and add support for VSX pre-modify addresses.
12209 (output_toc): Add assert for CONST containing an integer constant
12211 (rs6000_adjust_cost): Add POWER7 support.
12212 (insn_must_be_first_in_group): Ditto.
12213 (insn_must_be_last_in_group): Ditto.
12214 (rs6000_emit_popcount): Ditto.
12215 (rs6000_vector_mode_supported_p): Ditto.
12217 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12218 Change some of the functions called by macros to being called
12219 through a pointer, so debug functions can be inserted if
12220 -mdebug=addr or -mdebug=cost.
12221 (rs6000_preferred_reload_class_ptr): Ditto.
12222 (rs6000_secondary_reload_class_ptr): Ditto.
12223 (rs6000_secondary_memory_needed_ptr): Ditto.
12224 (rs6000_cannot_change_mode_class_ptr): Ditto.
12225 (rs6000_secondary_reload_inner): Ditto.
12226 (rs6000_legitimize_reload_address): Ditto.
12227 (rs6000_legitimize_reload_address_ptr): Ditto.
12228 (rs6000_mode_dependent_address): Ditto.
12229 (rs6000_mode_dependent_address_ptr): Ditto.
12231 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12232 function to return true if the mode allows reg + integer
12234 (virtual_stack_registers_memory_p): New function to return true if
12235 the address refers to a virtual stack register.
12236 (rs6000_legitimate_offset_address_p): Move code to say whether a
12237 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12239 (rs6000_legitimate_address_p): Add checks for modes that only can
12240 do reg+reg addressing. Start adding VSX support.
12241 (rs6000_legitimize_reload_address): Ditto.
12242 (rs6000_legitimize_address): Ditto.
12243 (rs6000_debug_legitimate_address_p): New debug functions for
12244 -mdebug=addr and -mdebug=cost.
12245 (rs6000_debug_rtx_costs): Ditto.
12246 (rs6000_debug_address_costs): Ditto.
12247 (rs6000_debug_adjust_cost): Ditto.
12248 (rs6000_debug_legitimize_address): Ditto.
12249 (rs6000_legitimize_reload_address_ptr): Point to call normal
12250 function or debug function. Make functions called via pointer
12252 (rs6000_mode_dependent_address_ptr): Ditto.
12253 (rs6000_secondary_reload_class_ptr): Ditto.
12254 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12255 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12256 into a friendlier error.
12257 (rs6000_init_builtins): Add initial VSX support.
12258 (rs6000_adjust_cost): Fix some spacing issues.
12260 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12261 (REG_CLASS_NAMES): Ditto.
12262 (REG_CLASS_CONTENTS): Ditto.
12263 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12264 pointer, to add -mdebug=addr support.
12265 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12266 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12267 -mdebug=addr support.
12268 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12269 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12270 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12272 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12274 (bswapsi*): Set attribute types for load/store. Add combiner
12275 patterns to eliminate zero extend on 64-bit.
12276 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12277 stdbrx if the hardware supports those instructions.
12279 2009-06-25 Ian Lance Taylor <iant@google.com>
12281 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12282 (Link Options): Document -static-libstdc++.
12284 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12287 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12288 DATA_ALIGNMENT instead.
12290 2009-06-25 Richard Guenther <rguenther@suse.de>
12292 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12293 indirect references against the callused/escaped solutions.
12294 (call_may_clobber_ref_p_1): Likewise.
12296 2009-06-25 Martin Jambor <mjambor@suse.cz>
12298 PR tree-optimization/40493
12299 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12300 (enum unscalarized_data_handling): New type.
12301 (handle_unscalarized_data_in_subtree): Return what has been done.
12302 (load_assign_lhs_subreplacements): Handle left flushes differently.
12303 (sra_modify_assign): Use unscalarized_data_handling, simplified
12304 condition determining whether to remove the statement.
12306 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12308 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12309 excerpt - @ should be doubled for texinfo.
12311 2009-06-24 Ian Lance Taylor <iant@google.com>
12313 * config/arc/arc.c: Include "df.h".
12314 (arc_attribute_table): Make static. Move higher in file.
12315 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12316 (output_shift): Initialize n later to avoid warning.
12317 * config/arm/arm.c (arm_attribute_table): Make static. Move
12319 * config/avr/avr.c (avr_attribute_table): Make static. Move
12321 (reg_class_tab): Change array type from int to enum reg_class.
12322 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12324 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12325 (lshrhi3_out): Likewise.
12326 (class_likely_spilled_p): Change return type to bool.
12327 (avr_rtx_costs): Use local code variable with enum type.
12328 * config/avr/avr.md (movmemhi): Use add_reg_note.
12329 (andhi3, andsi3): Don't use AS2 with "and".
12330 (iorhi3, iorsi3): Don't use AS2 with "or".
12331 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12332 * config/crx/crx.c: Include "df.h".
12333 (crx_attribute_table): Make static.
12334 * config/m32r/m32r.c: Include "df.h".
12335 (m32r_attribute_table): Make static. Move higher in file.
12336 (pop): Use add_reg_note.
12337 (block_move_call): Change 0 to LCT_NORMAL in function call.
12338 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12339 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12340 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12341 declare, not just when TREE_CODE is defined.
12342 * config/m68hc11/m68hc11.c: Include "expr.h".
12343 (m68hc11_attribute_table): Make static. Move higher in file.
12344 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12346 (m68hc11_register_indirect_p): Likewise.
12347 (m68hc11_function_arg_padding): Change return type to enum
12349 (emit_move_after_reload): Use add_reg_note.
12350 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12351 (m68hc11_split_logical): Likewise.
12352 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12354 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12355 to VOIDmode in function call.
12356 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12358 (m68hc11_split_logical): Update declaration.
12359 (m68hc11_function_arg_padding): Update declaration.
12360 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12361 to array of enum reg_class.
12362 (mcore_attribute_table): Make static. Move higher in file.
12363 (mcore_rtx_costs): Add cast to enum type.
12364 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12365 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12366 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12368 * config/sh/predicates.md (trapping_target_operand): Rename and to
12370 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12372 * config/spu/spu.c (spu_attribute_table): Make static. Move
12374 * config/v850/v850.c (v850_attribute_table): Make static. Move
12376 (v850_rtx_costs): Use local code with enum type.
12377 (expand_epilogue): Add cast.
12378 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12380 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12383 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12384 -m2a-single-only and -m2a-nofpu.
12385 * config/sh/sh.opt: Document m2a generates FPU code.
12387 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12389 * defaults.h (CAN_ELIMINATE): Provide default.
12390 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12391 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12392 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12393 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12394 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12395 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12396 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12397 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12398 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12399 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12401 2009-06-24 DJ Delorie <dj@redhat.com>
12403 * mep-ext-cop.cpu: Fix copyright notice.
12404 * mep-default: Fix copyright notice.
12405 * mep-core: Fix copyright notice.
12406 * mep: Fix copyright notice.
12407 * mep-ivc2: Fix copyright notice.
12408 * mep-c5: Fix copyright notice.
12410 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12412 * doc/contrib.texi (Contributors):
12414 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12416 PR middle-end/40501
12417 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12418 src and dst operands if necessary.
12420 2009-06-23 DJ Delorie <dj@redhat.com>
12423 * config.gcc: Add mep support.
12424 * recog.c: Resurrect validate_replace_rtx_subexp().
12425 * recog.h: Likewise.
12426 * config/mep/: Add new port:
12427 * config/mep/constraints.md: New file.
12428 * config/mep/default.h: New file.
12429 * config/mep/intrinsics.h: New file.
12430 * config/mep/intrinsics.md: New file.
12431 * config/mep/ivc2-template.h: New file.
12432 * config/mep/mep-c5.cpu: New file.
12433 * config/mep/mep-core.cpu: New file.
12434 * config/mep/mep-default.cpu: New file.
12435 * config/mep/mep-ext-cop.cpu: New file.
12436 * config/mep/mep-intrin.h: New file.
12437 * config/mep/mep-ivc2.cpu: New file.
12438 * config/mep/mep-lib1.asm: New file.
12439 * config/mep/mep-lib2.c: New file.
12440 * config/mep/mep-pragma.c: New file.
12441 * config/mep/mep-protos.h: New file.
12442 * config/mep/mep-tramp.c: New file.
12443 * config/mep/mep.c: New file.
12444 * config/mep/mep.cpu: New file.
12445 * config/mep/mep.h: New file.
12446 * config/mep/mep.md: New file.
12447 * config/mep/mep.opt: New file.
12448 * config/mep/predicates.md: New file.
12449 * config/mep/t-mep: New file.
12451 2009-06-23 Ian Lance Taylor <iant@google.com>
12453 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12454 from loose_warn into c_loose_warn and from strict_warn into
12455 c_strict_warn. Set and substitute warn_cxxflags. Check for
12456 --enable-build-with-cxx. Set and substitute
12457 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12458 * Makefile.in (CXXFLAGS): New variable.
12459 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12460 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12461 the default is the same as $(STRICT_WARN).
12462 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12463 (CXX): New variable.
12464 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12465 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12466 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12467 (HOST_LIBS): New variable.
12468 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12469 (ALL_CXXFLAGS): New variable.
12470 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12471 * doc/install.texi (Configuration): Document
12472 --enable-build-with-cxx, --with-stage1-ldflags,
12473 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12474 * configure: Rebuild.
12476 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12478 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12479 from previous commit.
12481 2009-06-23 Ian Lance Taylor <iant@google.com>
12483 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12485 2009-06-23 Ian Lance Taylor <iant@google.com>
12487 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12488 with ATTRIBUTE_UNUSED.
12490 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12491 Pat Haugen <pthaugen@us.ibm.com>
12492 Revital Eres <eres@il.ibm.com>
12494 * config.in (HAVE_AS_POPCNTD): Add default definition.
12495 (HAVE_AS_LWSYNC): Ditto.
12497 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12499 (gcc_cv_as_powerpc_cmpb): Ditto.
12500 (gcc_cv_as_powerpc_dfp): Ditto.
12501 (gcc_cv_as_powerpc_vsx): Ditto.
12502 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12503 supporting the popcntd/lwsync instructions.
12504 (gcc_cv_as_powerpc_lwsync): Ditto.
12505 * configure: Regenerate.
12507 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12508 -mcpu=native and -mcpu=power7.
12509 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12511 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12512 a variable instead of a mask to reduce the number of mask bits.
12513 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12514 (-mbit-word): Ditto.
12515 (-mregnames): Ditto.
12516 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12517 (-mfused-madd): Ditto.
12519 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12521 (-mvsx): New switch for VSX instructions.
12522 (-misel): Move from a variable to a mask to allow it to be set by
12525 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12526 function declaration to an array declaration.
12527 (rs6000_hard_regno_nregs): New external array declaration.
12529 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12530 files included by rs6000.md.
12532 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12533 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12535 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12537 (rs6000_debug_reg): New -mdebug= variables.
12538 (rs6000_debug_addr): Ditto.
12539 (rs6000_debug_cost): Ditto.
12540 (rs6000_pmode): New variable to hold Pmode.
12541 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12542 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12543 calculated at compiler start.
12544 (rs6000_hard_regno_nregs): Change function to an array which holds
12545 HARD_REGNO_NREGS calculated at compiler start.
12546 (rs6000_explicit_options): Delete isel field.
12547 (rs6000_vector_unit): New array to hold which vector unit
12548 supports arithmetic options for a given type.
12549 (rs6000_vector_mem): New array to hold which vector unit supports
12550 memory reference operations for a given type.
12551 (rs6000_vector_align): New array to given the alignment of each
12553 (power7_cost): New basic costs for power7.
12554 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12555 (rs6000_hard_regno_nregs_internal): New function, moved from
12556 HARD_REGNO_NREGS, to calculate the number of registers each hard
12557 register takes for each type.
12558 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12559 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12560 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12561 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12562 unit information here so it is calculated once at compiler startup
12564 (rs6000_override_options): Make -misel a target mask. Add more
12565 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12566 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12568 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12569 (rs6000_handle_option): Move -misel from variable to target mask.
12570 (rs6000_builtin_mask_for_load): Add VSX support.
12571 (rs6000_conditional_register_usage): Ditto.
12572 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12573 (function_arg_boundary): Ditto.
12574 (rs6000_expand_builtin): Ditto.
12575 (def_builtin): Make abort message a little friendlier.
12576 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12578 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12579 assembler support the popcntd instruction instead of a vsx
12580 instruction to enable power7 support.
12581 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12582 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12583 option to the assembler if -mcpu=native.
12584 (ASM_CPU_NATIVE_SPEC): Ditto.
12585 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12587 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12588 the lwsync instruction.
12589 (enum processor_type): Add PROCESSOR_POWER7.
12590 (rs6000_debug_reg): New -mdebug= options.
12591 (rs6000_debug_addr): Ditto.
12592 (rs6000_debug_cost): Ditto.
12593 (rs6000_isel): Delete.
12594 (enum rs6000_vector): New enum to say what vector unit we have.
12595 (VECTOR_UNIT_*): New macros to say which vector unit has
12596 arithmetic operations for a given type.
12597 (VECTOR_MEM_*): New macros to say which vector unit has memory
12598 operations for a given type.
12599 (TARGET_LDBRX): Whether the machine supports the ldbrx
12601 (TARGET_ISEL): Delete, -misel moved to be a mask.
12602 (TARGET_ISEL64): New macro for 64-bit isel support.
12603 (UNITS_PER_VSX_WORD): New macro.
12604 (POINTER_SIZE): Move to be an external variable, rather than
12605 calculating whether we are generating 32 ot 64-bit code.
12607 (STACK_BOUNDARY): Add VSX support.
12608 (LOCAL_ALIGNMENT): Ditto.
12609 (SLOW_UNALIGNED_ACCESS): Ditto.
12610 (VSX_REGNO_P): New macro for VSX support.
12611 (VFLOAT_REGNO_P): Ditto.
12612 (VINT_REGNO_P): Ditto.
12613 (VLOGICAL_REGNO_P): Ditto.
12614 (VSX_VECTOR_MODE): Ditto.
12615 (VSX_SCALAR_MODE): Ditto.
12617 (VSX_MOVE_MODE): Ditto.
12618 (VSX_REG_CLASS_P): Ditto.
12619 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12621 (UNITS_PER_SIMD_WORD): Add VSX support.
12622 (MODES_TIEABLE_P): Ditto.
12623 (STARTING_FRAME_OFFSET): Ditto.
12624 (STACK_DYNAMIC_OFFSET): Ditto.
12625 (EPILOGUE_USES): Ditto.
12626 (REGNO_REG_CLASS): Move to array lookup.
12627 (CLASS_MAX_NREGS): Ditto.
12628 (rs6000_vector_reg_class): Add declaration.
12629 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12630 overlap with the floating point and Altivec registers.
12632 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12634 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12635 give the appropriate asm switches if -mcpu=native.
12636 (host_detect_local_cpu): Add support for "asm".
12637 (host_detect_local_cpu): Follow GNU code guidelines for name.
12639 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12640 -mbit-word to a variable instead of being a target mask.
12642 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12643 emit the lwsync instruction instead of emitting the instruction as
12644 an integer constant.
12646 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12647 fixuns_trundfsi2, move expander into rs6000.md.
12649 * config/rs6000/rs6000.md (cpu): Add power7.
12650 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12651 (logical predicate patterns): Change the single instruction
12652 primitives that set CR0 to be fast_compare instead of compare.
12654 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12655 (popcntddi2): Ditto.
12656 (popcount<mode>): Ditto.
12657 (floating multiply/add insns): Name the floating point
12658 multiply/add insns.
12659 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12660 (isel_unsigned_<mode>): Ditto.
12661 (fixuns_trundfsi2): Move expander here from spe.md.
12662 (smindi3): Define if we have -misel on 64-bit systems.
12667 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12669 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12671 * config/avr/avr.c (avr_current_device): New variable.
12672 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12673 (avr_arch, mcu_type_s): Move to avr.h.
12674 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12675 default_data_section_start fields.
12676 (avr_arch): Moved from avr.c.
12677 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12678 library_name fields.
12679 (avr_current_device, avr_mcu_types, avr_arch_types,
12680 avr_device_to_arch, avr_device_to_data_start,
12681 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12682 (EXTRA_SPEC_FUNCTIONS): Define.
12683 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12684 options mapping. Use device_to_arch and device_to_data_start insted.
12685 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12686 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12687 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12688 * config/avr/driver-avr.c: New file.
12689 * config/avr/avr-devices.c: New file.
12691 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12693 * var-tracking.c (unshare_variable): Force initialized to
12694 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12695 (set_variable_part): Likewise.
12696 (struct variable_union_info): Remove pos_src field.
12697 (vui_vec, vui_allocated): New variables.
12698 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12699 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12700 == 1 use a simpler sorting algorithm. Compute pos field right
12701 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12702 Avoid quadratic comparison if !flag_var_tracking_uninit.
12703 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12704 unshare_variable unconditionally.
12705 (dataflow_set_different_2): Removed.
12706 (dataflow_set_different): Don't traverse second hash table.
12707 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12708 unconditionally to var_reg_set or var_mem_set.
12709 (emit_notes_in_bb): Likewise.
12710 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12712 (emit_note_insn_var_location): Don't set initialized to
12713 VAR_INIT_STATUS_INITIALIZED early.
12714 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12716 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12718 * tree-object-size.c (addr_object_size): Instead of checking
12719 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12720 are no FIELD_DECLs following it.
12722 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12724 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12725 order to match bswaps with signed source operands.
12727 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12729 * sdbout.c (sdbout_one_type): Fix braces in switch.
12731 2009-06-23 Richard Guenther <rguenther@suse.de>
12733 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12735 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12736 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12737 var_callused, callused_tree, var_storedanything, storedanything_tree,
12738 var_integer, integer_tree): Remove global variables.
12739 (new_var_info): Do not pass new id, append the new var to the
12740 global variable vector.
12741 (do_ds_constraint): Use is_global_var member of the variable-info.
12742 (new_scalar_tmp_constraint_exp): Adjust.
12743 (create_function_info_for): Likewise.
12744 (create_variable_info_for): Likewise.
12745 (find_what_var_points_to): Remove dead code.
12746 (init_base_vars): Simplify.
12747 (compute_points_to_sets): Adjust.
12749 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12751 * combine.c (try_combine): Dump information about the insns we're
12754 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12756 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12757 check when calling force_to_mode on TRUNCATE's operand.
12759 2009-06-22 Ian Lance Taylor <iant@google.com>
12761 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12763 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12765 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12767 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12769 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12770 override library linkage flags such as -static-libgcc or
12773 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12775 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12777 2009-06-22 Ian Lance Taylor <iant@google.com>
12779 * config/linux.opt: Put mglibc ahead of muclibc.
12781 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12782 for duplicate decls.
12784 2009-06-22 Matthias Klose <doko@ubuntu.com>
12786 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12788 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12791 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12792 instead of NULL if a parser error occurs.
12794 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12796 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12797 non-DWARF2_DEBUGGING_INFO version.
12799 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12801 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12802 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12804 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12805 (LIBGCC2_TF_CEXT): Define.
12808 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12811 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12813 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12815 * config/arm/arm.c (arm_override_options): Disable
12816 -mcaller-super-interworking and -mcallee-super-interworking.
12817 * doc/invoke.texi (ARM Options): Document this.
12819 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12821 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12822 * config/arm/constraints.md (j): New constraint for movw operands.
12823 (N): Remove thumb2 meaning.
12824 * config/arm/arm.md (*arm_movw): Delete.
12825 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12826 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12827 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12829 2009-06-22 Martin Jambor <mjambor@suse.cz>
12831 PR tree-optimization/40492
12832 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12833 build_ref_for_offset.
12835 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12837 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12838 JUMP_TABLE_DATA_P predicates where applicable.
12839 * auto-inc-dec.c: Ditto.
12840 * builtins.c: Ditto.
12841 * caller-save.c: Ditto.
12843 * cfgcleanup.c: Ditto.
12844 * cfglayout.c: Ditto.
12846 * combine.c: Ditto.
12847 * combine-stack-adj.c: Ditto.
12851 * df-scan.c: Ditto.
12853 * dwarf2asm.c: Ditto.
12854 * dwarf2out.c: Ditto.
12855 * emit-rtl.c: Ditto.
12861 * function.c: Ditto.
12864 * genpreds.c: Ditto.
12865 * genrecog.c: Ditto.
12867 * ira-costs.c: Ditto.
12868 * ira-lives.c: Ditto.
12870 * loop-iv.c: Ditto.
12871 * lower-subreg.c: Ditto.
12872 * modulo-sched.c: Ditto.
12874 * postreload.c: Ditto.
12875 * print-rtl.c: Ditto.
12877 * reginfo.c: Ditto.
12878 * regmove.c: Ditto.
12879 * reload1.c: Ditto.
12882 * rtlanal.c: Ditto.
12884 * sched-vis.c: Ditto.
12886 * sel-sched-ir.c: Ditto.
12887 * simplify-rtx.c: Ditto.
12888 * targhooks.c: Ditto.
12889 * var-tracking.c: Ditto.
12890 * vmsdbgout.c: Ditto.
12892 2009-06-22 Matthias Klose <doko@ubuntu.com>
12894 * Makefile.in (install-plugin): Always use DESTDIR.
12896 2009-06-22 Olivier Hainque <hainque@adacore.com>
12898 * config/pa/pa.c (output_call): Don't optimize post call jumps
12899 into return address adjustments if the call may throw.
12901 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12903 * arm.c (thumb1_output_casesi): New function.
12904 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12905 optimizing for size or PIC.
12906 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12907 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12908 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12909 (thumb1_casesi_internal_pic): New expand rule.
12910 (thumb1_casesi_dispatch): New pattern.
12911 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12913 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12914 in the text seciton when PIC or optimizing for size.
12915 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12916 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12917 preservation properties of code.
12918 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12919 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12920 (__gnu_thumb1_case_si): New function.
12921 * t-arm (LIB1ASMSRC): Define here.
12922 (LIB1ASMFUNCS): Add some common functions.
12923 * t-arm-elf (LIB1ASMSRC): Delete.
12924 (LIB1ASMFUNCS): Append to existing set.
12925 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12926 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12927 * t-symbian (LIB1ASMFUNCS): Likewise.
12928 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12929 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12931 2009-06-21 Richard Guenther <rguenther@suse.de>
12933 PR tree-optimization/38729
12934 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12935 to loops with a single exit if -fno-expensive-optimizations.
12937 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12939 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12940 (dataflow_set): Change vars type from htab_t to shared_hash.
12941 (shared_hash_pool, empty_shared_hash): New variables.
12942 (vars_clear): Removed.
12943 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12944 shared_hash_find_slot_unshare, shared_hash_find_slot,
12945 shared_hash_find_slot_noinsert, shared_hash_find): New
12947 (shared_hash_unshare, shared_hash_destroy): New functions.
12948 (unshare_variable): Unshare set->vars if shared, use
12950 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12951 (get_init_value, find_src_set_src, dump_dataflow_set,
12952 clobber_variable_part, emit_notes_for_differences): Use
12954 (dataflow_set_init): Remove second argument, set vars to
12955 empty_shared_hash instead of creating a new htab.
12956 (dataflow_set_clear): Call shared_hash_destroy and set vars
12957 to empty_shared_hash instead of calling vars_clear.
12958 (dataflow_set_copy): Don't call vars_copy, instead just share
12959 the src htab with dst.
12960 (variable_union): Use shared_hash_*, use initially NO_INSERT
12961 lookup if set->vars is shared. Don't keep slot cleared before
12962 calling unshare_variable. Unshare set->vars if needed.
12963 Even ->refcount == 1 vars must be unshared if set->vars is shared
12964 and var needs to be modified.
12965 (variable_canonicalize): New function.
12966 (dataflow_set_union): If dst->vars is empty, just share src->vars
12967 with dst->vars and traverse with variable_canonicalize to canonicalize
12968 and unshare what is needed.
12969 (dataflow_set_different): If old_set and new_set use the same shared
12970 htab, they aren't different. If number of htab elements is different,
12971 htabs are different. Use shared_hash_*.
12972 (dataflow_set_destroy): Call shared_hash_destroy instead of
12974 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12975 second argument to dataflow_set_init.
12976 (vt_initialize): Likewise. Initialize shared_hash_pool and
12977 empty_shared_hash, move bb in/out initialization afterwards.
12978 Use variable_htab_free instead of NULL as changed_variables del hook.
12979 (variable_was_changed): Change type of second argument to pointer to
12980 dataflow_set. When inserting var into changed_variables, bump
12981 refcount. Unshare set->vars if set is shared htab and slot needs to
12983 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12984 lookup if set->vars is shared. Unshare set->vars if needed.
12985 Even ->refcount == 1 vars must be unshared if set->vars is shared
12986 and var needs to be modified. Adjust variable_was_changed caller.
12987 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12988 vars must be unshared if set->vars is shared and var needs to be
12989 modified. Adjust variable_was_changed caller.
12990 (emit_note_insn_var_location): Don't pool_free var.
12991 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12993 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12994 free_alloc_pool on shared_hash_pool.
12996 2009-06-20 Anthony Green <green@moxielogic.com>
12998 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12999 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
13001 2009-06-20 Richard Guenther <rguenther@suse.de>
13003 * tree-ssa-structalias.c (find_func_aliases): For memset use
13004 a constraint from NULL if we memset to zero.
13005 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13006 we explicitly handle that do not read from memory.
13007 (call_may_clobber_ref_p_1): Properly handle builtins that may
13010 2009-06-20 Richard Guenther <rguenther@suse.de>
13012 PR tree-optimization/40495
13013 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13014 (new_scalar_tmp_constraint_exp): New function.
13015 (process_constraint): Do not create temporary decls.
13016 (process_all_all_constraints): Likewise.
13017 (handle_const_call): Likewise.
13018 (create_function_info_for): Do not set decl.
13020 2009-06-19 Ian Lance Taylor <iant@google.com>
13022 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13023 (rs6000_attribute_table): Make static; move before use.
13025 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13027 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13028 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13029 Propagate the TREE_READONLY flag without overwriting it.
13030 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13031 Propagate the TREE_READONLY flag onto the result.
13032 (process_call_operands): Move around. Use correct constant value.
13034 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13037 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13038 * config/arm/arm.md: Likewise.
13040 2009-06-19 Ian Lance Taylor <iant@google.com>
13042 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13043 to GIMPLE_ERROR_MARK.
13045 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13046 op2_original_type parameters. Warn about using different enum types.
13047 * c-parser.c (c_parser_conditional_expression): Pass original
13048 types to build_conditional_expr.
13049 * c-tree.h (build_conditional_expr): Update declaration.
13051 2009-06-19 Ian Lance Taylor <iant@google.com>
13053 * config/i386/i386.c (ix86_function_specific_save): Test that
13054 fields match values, rather than testing the values are in a
13057 2009-06-19 Richard Guenther <rguenther@suse.de>
13059 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13060 ADDR_EXPR pointers.
13061 (ptr_derefs_may_alias_p): Likewise.
13062 (ptr_deref_may_alias_ref_p_1): New function.
13063 (ptr_deref_may_alias_ref_p): Likewise.
13064 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13065 covered by looking at the ESCAPED solution.
13066 (call_may_clobber_ref_p_1): Likewise.
13067 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13068 Handle NULL_TREE offset. Do not produce redundant constraints.
13069 (process_all_all_constraints): New helper function.
13070 (do_structure_copy): Use it.
13071 (handle_lhs_call): Likewise.
13072 (find_func_aliases): Handle some builtins with pointer arguments
13073 and/or return values explicitly.
13075 2009-06-19 Ian Lance Taylor <iant@google.com>
13077 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13079 2009-06-19 Ian Lance Taylor <iant@google.com>
13081 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13083 2009-06-19 Ian Lance Taylor <iant@google.com>
13085 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13086 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13089 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13090 uninitialized const.
13092 2009-06-19 Ian Lance Taylor <iant@google.com>
13094 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13097 * c-decl.c (in_struct, struct_types): Remove.
13098 (struct c_binding): Add in_struct field.
13099 (c_binding_ptr): Define type, along with VEC.
13100 (struct c_struct_parse_info): Define.
13101 (struct_parse_info): New static variable.
13102 (bind): Initialize in_struct field.
13103 (start_struct): Remove enclosing_in_struct and
13104 enclosing_struct_types parameters. Add
13105 enclosing_struct_parse_info parameter. Change all callers. Set
13106 struct_parse_info rather than in_struct and struct_types.
13107 (grokfield): If -Wc++-compat and there is a symbol binding for the
13108 field name, set the in_struct flag and push it on the
13109 struct_parse_info->fields vector.
13110 (warn_cxx_compat_finish_struct): New static function.
13111 (finish_struct): Remove enclosing_in_struct and
13112 enclosing_struct_types parameters. Add
13113 enclosing_struct_parse_info parameter. Change all callers. Don't
13114 set C_TYPE_DEFINED_IN_STRUCT here. Call
13115 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13116 parameter. Only push on struct_types if warn_cxx_compat.
13117 (finish_enum): Only push on struct_types if warn_cxx_compat.
13118 (declspecs_add_type): Add loc parameter. Change all callers.
13119 Change all error calls to error_at. Pass loc, not input_location,
13120 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13121 defined in a struct. If -Wc++-compat and parsing a struct, record
13122 that a typedef name was used.
13123 * c-parser.c (c_parser_declspecs): Get location to pass to
13124 declspecs_add_type.
13125 (c_parser_struct_or_union_specifier): Update calls to start_struct
13127 * c-tree.h (struct c_struct_parse_info): Declare.
13128 (finish_struct, start_struct): Update declarations.
13129 (declspecs_add_type): Update declaration.
13131 2009-06-19 Ian Lance Taylor <iant@google.com>
13133 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13134 variable with an anonymous type.
13136 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13138 * see.c: Remove for real.
13140 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13142 * optabs.h (enum optab_index): Add new OTI_significand.
13143 (significand_optab): Define corresponding macro.
13144 * optabs.c (init_optabs): Initialize significand_optab.
13145 * genopinit.c (optabs): Implement significand_optab using
13146 significand?f2 patterns.
13147 * builtins.c (expand_builtin_mathfn): Handle
13148 BUILT_IN_SIGNIFICAND{,F,L}.
13149 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13150 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13152 * config/i386/i386.md (significandxf2, significand<mode>2): New
13153 expanders to implement significandf, significand and significandl
13154 built-ins as inline x87 intrinsics.
13156 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13158 * config/avr/avr.c (avr_override_options): Remove setting value of
13159 PARAM_INLINE_CALL_COST.
13161 2009-06-18 Richard Henderson <rth@redhat.com>
13164 * tree-pass.h (TDF_ASMNAME): New.
13165 * tree-dump.c (dump_options): Add asmname.
13166 * doc/invoke.texi: Document it.
13168 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13169 (dump_decl_name): ...here.
13170 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13171 (dump_generic_node): Update dump_function_name calls.
13172 (print_call_name): New flags arg; update all dump calls.
13173 * diagnostic.h (print_call_name): Update.
13174 * gimple-pretty-print.c (dump_gimple_call): Update.
13176 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13179 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13181 2009-06-18 Diego Novillo <dnovillo@google.com>
13183 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13184 * plugin.c (str_license): Declare.
13185 (try_init_one_plugin): Assert that the symbol
13186 'plugin_is_GPL_compatible' exists.
13188 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13191 * Makefile.in (OBJS-common): Remove see.o.
13193 * common.opt (fsee): Mark as preserved for backward compatibility.
13194 * opts.c (common_handle_option): Add OPT_fsee to the backward
13195 compatibility section.
13196 * passes.c (init_optimization_passes, pass_see): Remove pass.
13197 * timevar.def (TV_SEE): Remove.
13198 * tree-pass.h (pass_see): Remove declaration.
13199 * doc/invoke.texi (-fsee): Remove documentation.
13201 2009-06-18 Martin Jambor <mjambor@suse.cz>
13203 * tree-sra.c: Include statistics.h
13204 (sra_stats): New variable.
13205 (sra_initialize): Clear sra_stats.
13206 (create_access_replacement): Increment sra_stats.replacements.
13207 (get_access_replacement): Do not return twice.
13208 (analyze_all_variable_accesses): Increment statistics counter by the
13209 number of scalarized aggregates.
13210 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13211 (sra_modify_expr): Increment sra_stats.exprs.
13212 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13213 (sra_modify_assign): Increment sra_stats.exprs,
13214 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13215 (perform_intra_sra): Update statistics counters.
13216 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13218 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13220 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13221 (arm_scalar_mode_supported_p): New function.
13223 2009-06-18 Paul Brook <paul@codesourcery.com>
13224 Sandra Loosemore <sandra@codesourcery.com>
13226 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13227 (__extendhfsf2, __truncsfhf2): Define.
13228 * config/arm/fp16.c: New file.
13229 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13230 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13232 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13234 * doc/extend.texi (Half-Precision): New section.
13235 * doc/invoke.texi (Option Summary): List -mfp16-format.
13236 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13237 * config/arm/arm.opt (mfp16-format=): New.
13238 * config/arm/arm.c: Include intl.h.
13239 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13240 (TARGET_INVALID_RETURN_TYPE): Redefine.
13241 (TARGET_PROMOTED_TYPE): Redefine.
13242 (TARGET_CONVERT_TO_TYPE): Redefine.
13243 (arm_fp16_format): Define.
13244 (all_fpus): Add entry for neon-fp16.
13245 (fp_model_for_fpu): Likewise.
13246 (struct fp16_format): Declare.
13247 (all_fp16_formats): Define.
13248 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13250 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13252 (arm_legitimate_index_p): Treat HFmode like HImode.
13253 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13254 (coproc_secondary_reload_class): Special-case HFmode.
13255 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13256 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13257 (arm_init_fp16_builtins): New.
13258 (arm_init_builtins): Call it.
13259 (arm_invalid_parameter_type): New.
13260 (arm_invalid_return_type): New.
13261 (arm_promoted_type): New.
13262 (arm_convert_to_type).
13263 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13265 (arm_emit_fp16_const): New function.
13266 (arm_mangle_type): Mangle __fp16 as "Dh".
13267 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13269 (TARGET_NEON_FP16): New.
13270 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13271 (enum fputype): Add FPUTYPE_NEON_FP16.
13272 (enum arm_fp16_format_type): Declare.
13273 (arm_fp16_format): Declare.
13274 (LARGEST_EXPONENT_IS_NORMAL): Define.
13275 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13276 * config/arm/arm-modes.def (HFmode): Define.
13277 * config/arm/vfp.md: (*movhf_vfp): New.
13278 (extendhfsf2): New.
13280 * config/arm/arm.md: (fpu): Add neon_fp16.
13281 (floatsihf2, floatdihf2): New.
13282 (fix_trunchfsi2, fix_trunchfdi2): New.
13284 (extendhfdf2): New.
13286 (*arm32_movhf): New.
13287 (*thumb1_movhf): New.
13288 (consttable_2): Add check for HFmode constants.
13289 (consttable_4): Handle HFmode constants.
13291 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13293 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13295 2009-06-17 Olivier Hainque <hainque@adacore.com>
13297 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13298 const char ** conversion in AIX specific section.
13300 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13302 * config/i386/i386.c (ix86_special_builtin_type): Remove
13303 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13304 (bdesc_special_args): Updated.
13305 (ix86_init_mmx_sse_builtins): Likewise.
13306 (ix86_expand_special_args_builtin): Likewise.
13308 2009-06-17 Richard Henderson <rth@redhat.com>
13310 * tree-pretty-print.c (maybe_dump_asm_name): New.
13311 (dump_decl_name): Use it.
13312 (PRINT_FUNCTION_NAME): Merge into...
13313 (dump_function_name): ... here. Use maybe_dump_asm_name.
13315 2009-06-17 Cary Coutant <ccoutant@google.com>
13317 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13319 * debug.c (struct gcc_debug_hooks): Change placeholder for
13321 (debug_nothing_int_charstar_int): Replaced by...
13322 (debug_nothing_int_charstar_int_bool): ...this.
13323 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13324 source_line prototype.
13325 (debug_nothing_int_charstar_int): Replaced by...
13326 (debug_nothing_int_charstar_int_bool): ...this.
13327 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13328 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13329 Output is_stmt operand when necessary.
13330 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13331 (notice_source_line): Add is_stmt parameter.
13332 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13333 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13335 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13336 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13338 2009-06-17 Ian Lance Taylor <iant@google.com>
13340 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13342 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13345 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13347 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13348 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13349 tree_strip_sign_nop_conversions and
13350 tree_ssa_strip_useless_type_conversions rather than stripping
13351 the operations here.
13352 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13354 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13355 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13356 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13357 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13360 2009-06-17 Michael Eager <eager@eagercon.com>
13362 * config/rs6000/constraints.md (register_constraint "d"): New.
13363 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13364 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13365 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13366 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13367 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13368 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13369 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13370 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13371 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13372 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13374 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13375 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13376 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13377 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13378 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13379 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13380 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13381 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13382 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13383 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13384 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13385 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13386 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13387 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13389 2009-06-16 Ian Lance Taylor <iant@google.com>
13391 * profile.c (total_num_never_executed): Don't define.
13392 (compute_branch_probabilities): Don't count or print
13393 num_never_executed.
13394 (init_branch_prob): Don't set total_num_never_executed.
13395 (end_branch_prob): Don't print total_num_never_executed.
13397 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13399 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13401 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13403 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13404 (nabstd2_fpr): Same.
13406 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13408 * expr.c (expand_assignment): Change complex type check.
13410 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13412 * doc/plugins.texi (Building GCC plugins): Added new section.
13414 2009-06-17 Ian Lance Taylor <iant@google.com>
13416 * c-pch.c (get_ident): Don't set size of templ array.
13417 (pch_init): Don't set size of partial_pch array.
13419 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13420 string constant to intialize an array whose size is the length of
13423 2009-06-17 Richard Guenther <rguenther@suse.de>
13425 PR tree-optimization/40389
13426 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13427 to addressable types.
13428 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13430 2009-06-17 Richard Guenther <rguenther@suse.de>
13432 PR middle-end/40460
13433 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13434 if there is no evolution of left in the loop bail out.
13435 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13436 chrec_fold_multiply.
13438 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13439 Janis Johnson <janis187@us.ibm.com>
13442 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13443 for the symbol ref of a constant that is the source of a move
13444 - nor for any other not-obvious-label-ref constants.
13446 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13448 * plugin.c (position_pass): Skip newly inserted pass during list
13449 traversal to avoid repeated insertion.
13451 2009-06-16 Ian Lance Taylor <iant@google.com>
13453 * vec.h (VEC_stack_alloc): Define different version if
13454 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13455 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13456 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13457 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13459 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13461 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13463 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13464 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13465 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13466 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13467 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13468 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13469 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13470 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13471 __builtin_ia32_rdtscp.
13472 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13473 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13474 and __builtin_ia32_rorhi.
13475 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13476 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13477 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13478 (ix86_expand_args_builtin): Likewise.
13479 (ix86_expand_special_args_builtin): Likewise.
13481 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13482 (UNSPECV_RDTSC): Likewise.
13483 (UNSPECV_RDPMC): Likewise.
13484 (*bsr): Renamed to ...
13486 (*bsr_rex64): Renamed to ...
13489 (*rdpmc): Likewise.
13490 (*rdpmc_rex64): Likewise.
13492 (*rdtsc): Likewise.
13493 (*rdtsc_rex64): Likewise.
13494 (rdtscp): Likewise.
13495 (*rdtscp): Likewise.
13496 (*rdtscp_rex64): Likewise.
13498 * config/i386/ia32intrin.h: New.
13500 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13502 2009-06-16 Ian Lance Taylor <iant@google.com>
13504 * ira-build.c (copy_info_to_removed_store_destinations):
13505 Initialize parent_a.
13507 2009-06-16 Ian Lance Taylor <iant@google.com>
13509 * c-decl.c (grokdeclarator): Change size_varies to bool.
13511 2009-06-16 Ian Lance Taylor <iant@google.com>
13513 * sel-sched.c: Make forward declarations of move_op_hooks and
13514 fur_hooks explicitly extern.
13516 2009-06-16 Ian Lance Taylor <iant@google.com>
13518 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13519 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13521 2009-06-16 Ian Lance Taylor <iant@google.com>
13523 * resource.c (mark_referenced_resources): Change
13524 include_delayed_effects parameter to bool. Change all callers.
13525 (mark_end_of_function_resources): Likewise.
13526 * reorg.c (insn_references_resource_p): Likewise.
13527 (insn_sets_resource_p): Likewise.
13528 * resource.h (mark_referenced_resources): Update declaration.
13529 (mark_end_of_function_resources): Update declaration.
13531 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13533 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13535 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13537 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13538 GCC can bootstrap on AIX with GNU Binutils 2.20.
13540 2009-06-16 Ian Lance Taylor <iant@google.com>
13542 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13544 2009-06-16 Ian Lance Taylor <iant@google.com>
13546 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13547 inline, not extern inline.
13548 (exact_log2): Likewise.
13549 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13551 (exact_log2): Likewise, but don't test CTZ_HWI.
13553 2009-06-16 Ian Lance Taylor <iant@google.com>
13555 * bitmap.c (bitmap_clear): Don't declare as inline.
13556 * gimple.c (gimplify_assign): Likewise.
13557 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13558 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13559 (sched_scan_info): Remove duplicate definition.
13561 2009-06-16 Ian Lance Taylor <iant@google.com>
13563 * c-common.c (skip_evaluation): Don't define.
13564 (c_inhibit_evaluation_warnings): Define global variable.
13565 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13566 than skip_evaluation.
13567 (convert_and_check, warn_for_div_by_zero): Likewise.
13568 * c-common.h (skip_evaluation): Don't declare.
13569 (c_inhibit_evaluation_warnings): Declare.
13570 * c-parser.c (c_parser_typeof_specifier): Set
13571 c_inhibit_evaluation_warnings rather than skip_evaluation.
13572 (c_parser_conditional_expression): Likewise.
13573 (c_parser_binary_expression): Likewise.
13574 (c_parser_sizeof_expression): Likewise.
13575 (c_parser_alignof_expression): Likewise.
13576 * c-typeck.c (build_indirect_ref): Check
13577 c_inhibit_evaluation_warnings rather than skip_evaluation.
13578 (build_conditional_expr, build_binary_op): Likewise.
13580 2009-06-16 Richard Guenther <rguenther@suse.de>
13582 * tree-ssa-alias.c (is_escape_site): Remove.
13583 * tree-ssa-alias.h (enum escape_type): Remove.
13584 (is_escape_site): Likewise.
13585 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13586 via casts and asms without deferring to is_escape_site.
13588 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13590 PR middle-end/40446
13591 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13592 use gen_lowpart if op0 has complex mode.
13594 2009-06-16 Richard Guenther <rguenther@suse.de>
13596 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13597 variables add them to ESCAPED.
13598 (find_func_aliases): Do not make all indirectly stored values escaped.
13600 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13602 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13603 make_decl_one_only.
13605 2009-06-16 Martin Jambor <mjambor@suse.cz>
13607 PR tree-optimization/40432
13608 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13609 check whether we need to force gimple register operand.
13611 2009-06-16 Martin Jambor <mjambor@suse.cz>
13613 PR tree-optimization/40413
13614 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13615 build_ref_for_offset.
13616 (propagate_subacesses_accross_link): Fix a typo in a comment.
13618 2009-06-16 Ira Rosen <irar@il.ibm.com>
13620 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13621 with additional parameter.
13622 * tree-vectorizer.h (enum vect_def_type): Add new value
13624 (enum vect_relevant): Add comments.
13625 (vect_is_simple_reduction): Add new argument.
13626 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13627 Detect nested cycles.
13628 (vect_is_simple_reduction): Update documentation, add an argument to
13629 distinguish inner-loop reduction from nested cycle, detect nested
13630 cycles, fix printings and indentation, don't swap operands in case
13632 (get_initial_def_for_reduction): Handle subtraction.
13633 (vect_create_epilog_for_reduction): Add new argument to specify
13634 reduction variable.
13635 (vect_finalize_reduction): Handle subtraction, fix comments.
13636 (vectorizable_reduction): Handle nested cycles. In case of nested
13637 cycle keep track of the reduction variable position. Call
13638 vect_is_simple_reduction with additional parameter. Use original
13639 statement code in reduction epilogue for nested cycle. Call
13640 vect_create_epilog_for_reduction with additional parameter.
13641 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13642 inner-loop vectorization.
13643 (vect_recog_widen_sum_pattern): Likewise.
13644 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13646 (vect_mark_stmts_to_be_vectorized): Likewise.
13647 (vect_get_vec_def_for_operand): Handle nested cycles.
13649 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13651 * doc/invoke.texi (Debugging Options): Fix option index entries
13652 for -fdump-statistics, -frandom-seed add entries for
13653 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13654 (FRV Options): Fix entries for -mTLS, -mtls.
13655 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13656 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13657 (M68hc1x Options): Fix @itemx for -mnominmax.
13658 (MCore Options): Fix entry for -mno-lsim.
13659 (MMIX Options): Fix entry for -mabi=mmixware.
13660 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13662 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13664 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13665 Mention the plugin mode of gengtype.
13666 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13667 * gengtype.c: Updated copyright.
13668 (plugin_files, nb_plugin_files) Added new static variables.
13669 (measure_input_list) Care about plugin_files.
13670 (write_rtx_next): Added early return in plugin mode.
13671 (create_file): Updated copyright year in generated file. Added
13673 (oprintf): Added early return if NULL outf.
13674 (get_output_file_with_visibility): Care of plugin_files.
13675 (get_output_file_name): May return null.
13676 (write_local): Added early return.
13677 (put_mangled_filename): Ditto.
13678 (finish_root_table): Added check for base_files.
13679 (write_roots): Care about null when plugins.
13680 (main): Added plugin mode.
13682 2009-06-15 Ian Lance Taylor <iant@google.com>
13684 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13685 * gcov.c (read_count_file): Add braces around variables declared
13688 * c.opt (Wjump-misses-init): New warning.
13689 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13690 -Wall and -Wc++-compat if not already set.
13691 (c_common_post_options): Clear warn_jump_misses_init if it was not
13693 * c-decl.c (struct c_binding): Change type field to a union with
13694 new label field. Make it the first field in the struct. Update
13695 references to type to use u.type instead.
13696 (struct c_spot_bindings): Define.
13697 (struct c_goto_bindings): Define.
13698 (c_goto_bindings_p): Define, along with VECs.
13699 (struct c_label_vars): Define.
13700 (struct c_scope): Add has_label_bindings field.
13701 (bind_label, set_spot_bindings): New static functions.
13702 (decl_jump_unsafe, update_spot_bindings): New static functions.
13703 (update_label_decls): New static function.
13704 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13705 Update binding u.label field to shadowed field.
13706 (c_binding_start_stmt_expr): New function.
13707 (c_binding_end_stmt_expr): New function.
13708 (pushdecl): Don't call c_begin_vm_scope.
13709 (make_label): Add defining and p_label_vars parameters. Change
13711 (lookup_label): Correct test for whether a label has not yet been
13712 defined. Call bind_label rather than bind.
13713 (warn_about_goto): New static function.
13714 (lookup_label_for_goto): New function.
13715 (declare_label): Call bind_label rather than bind.
13716 (check_earlier_gotos): New static function.
13717 (define_label): Don't give errors about jumping into statement
13718 expressions or scopes of variably modified types. Call
13719 set_spot_bindings and check_earlier_gotos. Call bind_label
13720 instead of bind. Don't set label_context_stack_se or
13721 label_context_stack_vm.
13722 (c_get_switch_bindings): New function.
13723 (c_release_switch_bindings): New function.
13724 (c_check_switch_jump_warnings): New function.
13725 (start_function): Don't set label_context_stack_se or
13726 label_context_stack_vm.
13727 (finish_function): Likewise.
13728 * c-typeck.c (label_context_stack_se): Don't define.
13729 (label_context_stack_vm): Don't define.
13730 (c_finish_goto_label): Call lookup_label_for_goto rather than
13731 lookup_label. Don't give errors about jumping into a statement
13732 expression or the scope of a variably modified type. Don't set
13733 label_context_stack_se or label_context_stack_vm.
13734 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13735 fields. Add bindings field.
13736 (c_start_case): Don't set deleted fields. Set bindings field.
13737 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13738 or blocked_vm. Call c_check_switch_jump_warnings.
13739 (c_finish_case): Don't test blocked_stmt_expr field. Call
13740 c_release_switch_bindings.
13741 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13742 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13743 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13744 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13745 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13746 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13747 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13748 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13749 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13750 (C_DECL_UNJUMPABLE_VM): Don't define.
13751 (C_DECL_UNDEFINABLE_VM): Don't define.
13752 (struct c_label_list): Don't define.
13753 (struct c_label_context_se): Don't define.
13754 (struct c_label_context_vm): Don't define.
13755 (struct c_spot_bindings): Declare.
13756 (c_bindings_start_stmt_expr): Declare.
13757 (c_bindings_end_stmt_expr): Declare.
13758 (lookup_label_for_goto): Declare.
13759 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13760 (c_check_switch_jump_warnings): Declare.
13761 (label_context_stack_se, label_context_stack_vm): Don't declare.
13762 (c_finish_goto_label): Update declaration.
13763 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13764 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13765 (Warning Options): Document -Wjump-misses-init.
13767 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13769 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13772 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13774 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13776 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13778 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13780 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13782 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13784 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13786 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13787 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13788 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13789 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13790 * dwarf2asm.c (dw2_force_const_mem): Update call to
13791 make_decl_one_only.
13792 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13793 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13794 * langhooks.c (lhd_comdat_group): Remove.
13795 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13796 * tree.h (DECL_COMDAT_GROUP): New.
13797 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13798 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13799 (make_decl_one_only): Change signature.
13800 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13801 make_decl_one_only.
13802 (make_decl_one_only): Change signature.
13803 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13805 2009-06-15 Richard Guenther <rguenther@suse.de>
13807 PR middle-end/40439
13808 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13810 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13812 * tree-ssa-math-opts.c: Remove extra divide.
13814 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13816 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13818 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13820 * passes.c: Add bswap pass.
13821 * tree-pass.h: Add pass_optimize_bswap declaration.
13822 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13823 Include rtl.h, expr.h and optabs.h for optab_handler check.
13824 (struct symbolic_number, pass_optimize_bswap): New definition.
13825 (do_shift_rotate, verify_symbolic_number_p): New functions.
13826 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13827 (gate_optimize_bswap): New function.
13828 * tree.c (widest_int_cst_value): New function.
13829 * tree.h (widest_int_cst_value): Prototype added.
13831 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13833 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13834 REG_EQUAL/REG_EQUIV notes.
13836 2009-06-14 Richard Guenther <rguenther@suse.de>
13838 PR middle-end/40389
13839 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13840 has its address taken if NRV was applied and it is addressable.
13841 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13842 function split out from ...
13843 (get_constraint_for_1): ... here.
13844 (handle_rhs_call): Use it to mark the return slot escaped if
13845 it is addressable and NRV was applied.
13847 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13849 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13850 Change first argument type to location_t.
13851 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13852 Do not set input_location.
13853 Use loc instead of input_location throughout.
13855 2009-06-13 Richard Guenther <rguenther@suse.de>
13857 PR tree-optimization/40421
13858 * tree-predcom.c (should_unroll_loop_p): Remove.
13859 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13861 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13863 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13864 Add location argument.
13866 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13868 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13870 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13871 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13872 * config/spu/spu-protos.h: Add location to
13873 spu_resolve_overloaded_builtin.
13874 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13875 spu_build_builtin_va_list.
13876 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13877 argument. Pass location to build_function_call_vec.
13878 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13880 (emit_fpu_switch): Same.
13881 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13882 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13883 to build_decl and create_artificial_label.
13884 (xtensa_gimplify_va_arg_expr): Same.
13885 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13886 (xstormy16_gimplify_va_arg_expr): Same.
13887 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13888 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13889 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13890 (mips16_build_function_stub): Same.
13891 (mips16_build_call_stub): Same.
13893 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13896 * arm/constraints.md (Pa, Pb): New constraints.
13897 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13898 split pattern to deal with them.
13900 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13902 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13903 fix index entry for -Xpreprocessor.
13905 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13907 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13908 Add location argument to build_decl call.
13909 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13910 (rs6000_init_builtins): Same.
13911 (spe_init_builtins): Same.
13912 (rs6000_gimplify_va_arg): Add location argument to
13913 create_artificial_label call.
13915 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13917 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13918 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13919 * Makefile.in: Fix GGC dependency for gcse.o.
13921 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13923 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13924 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13925 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13927 * c-parser.c (c_parser_binary_expression): Use current column while
13928 building binary operations.
13929 * common.opt (fshow-column): Enable by default.
13930 * tree-vrp.c (check_array_ref): Use warning_at.
13931 (check_array_bounds): Use location from call back if expr has no
13933 * tree.h: Add location argument to maybe_fold_*.
13934 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13935 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13936 (maybe_fold_offset_to_component_ref): Same.
13937 (maybe_fold_offset_to_reference): Same.
13938 (maybe_fold_offset_to_address): Same.
13939 (maybe_fold_stmt_indirect): Same.
13940 (maybe_fold_stmt_addition): Same.
13941 (fold_stmt_r): Pass location to maybe_fold_*.
13942 (fold_gimple_assign): Same.
13943 * c-tree.h: Add location argument to finish_decl,
13944 default_function_array_conversion, store_init_value.
13945 * c-decl.c (define_label): Use error_at.
13946 (c_make_fname_decl): Pass location to finish_decl.
13947 (finish_decl): New location argument.
13948 (build_compound_literal): Pass location to store_init_value.
13949 (grokdeclarator): Pass location to finish_decl.
13951 * c-typeck.c (array_to_pointer_conversion): New location argument.
13952 (function_to_pointer_conversion): Same.
13953 (default_function_array_conversion): Same.
13954 (parser_build_unary_op): Pass location to overflow_warning.
13955 (parser_build_binary_op): Same. Use warning_at.
13956 (build_unary_op): Pass location to array_to_pointer_conversion.
13957 (build_c_cast): Pass location to digest_init.
13958 (build_modify_expr): New location argument.
13959 (convert_for_assignment): Same.
13960 (store_init_value): Same.
13961 (digest_init): Same.
13962 (output_init_element): Pass location to digest_init and
13963 array_to_pointer_conversion.
13964 (c_finish_return): Pass location to convert_for_assignment.
13965 * gimplify.c (gimplify_conversion): Pass location to
13966 maybe_fold_offset_to_address.
13967 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13968 to maybe_fold_stmt_addition.
13969 * c-omp.c (c_finish_omp_atomic): Pass new location to
13971 (c_finish_omp_for): Same.
13972 * c-common.c (overflow_warning): New argument.
13973 * c-common.h: New argument to build_modify_expr, overflow_warning.
13974 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13976 (c_parser_initializer): Pass location to
13977 default_function_array_conversion.
13978 (c_parser_initelt): Same.
13979 (c_parser_initval): Same.
13980 (c_parser_asm_operands): Same.
13981 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13982 (c_parser_conditional_expression): Same.
13983 (c_parser_binary_expression): Add location info to stack. Use it.
13984 (c_parser_unary_expression): Pass location to
13985 default_function_array_conversion, parser_build_unary_op,
13986 build_indirect_ref, c_parser_postfix_expression_after_primary.
13987 (c_parser_postfix_expression_after_primary): New location argument.
13989 (c_parser_expression_conv): Pass location to
13990 default_function_array_conversion.
13991 (c_parser_expr_list): Same.
13992 (c_parser_omp_atomic): Same.
13993 (c_parser_omp_for_loop): Same.
13994 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13995 (build_array_declarator): New argument.
13996 * c-decl.c (build_array_declarator): Add location argument.
13997 (grokdeclarator): Set id_loc for cdk_array.
13998 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13999 build_array_declarator.
14000 * tree.c (build_omp_clause): Add location argument.
14001 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
14002 (OMP_CLAUSE_LOCATION): New macro.
14003 (struct tree_omp_clause): Add location field.
14004 (build_omp_clause): Add argument.
14005 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
14006 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14008 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14009 (cp_parser_omp_clause_collapse): Same.
14010 (cp_parser_omp_clause_default): Same.
14011 (cp_parser_omp_clause_if): Same.
14012 (cp_parser_omp_clause_nowait): Same.
14013 (cp_parser_omp_clause_num_threads): Same.
14014 (cp_parser_omp_clause_ordered): Same.
14015 (cp_parser_omp_clause_schedule): Same.
14016 (cp_parser_omp_clause_untied): Same.
14017 (cp_parser_omp_for_loop): Same.
14018 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14019 * c-tree.h (c_start_case): Add location argument.
14020 (c_process_expr_stmt): Same.
14021 (c_finish_goto_*): Same.
14022 * tree-parloops.c (initialize_reductions): Pass location to
14024 (create_parallel_loop): Same.
14025 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14026 (gfc_trans_omp_reduction_list): Same.
14027 (gfc_trans_omp_clauses): Same.
14028 (gfc_trans_omp_do): Same.
14029 * c-typeck.c (c_finish_goto_label): Same.
14030 (c_finish_goto_ptr): New location argument.
14031 (c_start_case): Same.
14032 (emit_side_effect_warnings): Same.
14033 (c_process_expr_stmt): Same.
14034 (c_finish_stmt_expr): Same.
14035 (c_finish_omp_clauses): Use error_at instead of error.
14036 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14038 * c-omp.c (c_split_parallel_clauses): New location argument.
14039 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14040 to build_omp_clause.
14041 (convert_local_reference_stmt): Same.
14042 (convert_gimple_call): Same.
14043 * c-common.h (c_split_parallel_clauses): New argument.
14044 * c-parser.c (c_parser_statement_after_labels): Pass location to
14045 c_finish_goto_label.
14046 (c_parser_switch_statement): Pass location to c_start_case.
14047 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14048 and c_process_expr_stmt.
14049 (c_parser_omp_variable_list): Add location argument.
14050 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14051 (c_parser_omp_clause_default): Same.
14052 (c_parser_omp_clause_if): Same.
14053 (c_parser_omp_clause_num_threads): Same.
14054 (-c_parser_omp_clause_ordered): Same.
14055 (c_parser_omp_clause_reduction): Pass location to
14056 c_parser_omp_variable_list.
14057 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14058 (c_parser_omp_clause_untied): Same.
14059 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14060 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14062 * c-tree.h (check_for_loop_decls, undeclared_variable,
14063 build_component_ref, build_array_ref, build_external_ref,
14064 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14065 build_conditional_expr, build_compound_expr, c_cast_expr,
14066 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14067 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14069 * c-semantics.c (build_stmt): Same.
14070 (build_case_label): Same.
14071 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14072 (undeclared_variable): New argument.
14073 (make_label): Same.
14074 (lookup_label): Pass location on down.
14075 (define_label): Same.
14076 (finish_decl): Same.
14077 (build_compound_literal): Same.
14078 (finish_struct): Same.
14079 (finish_function): Do not set location here.
14080 (check_for_loop_decls): New argument.
14081 * tree.c (save_expr): Set location.
14082 (build_empty_stmt): New argument.
14083 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14084 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14085 * builtins.c (gimplify_va_arg_expr): Use locations.
14086 (expand_builtin_sync_operation): Same.
14087 * c-typeck.c (build_component_ref): New argument.
14088 (build_array_ref): Same.
14089 (build_external_ref): Same.
14090 (c_expr_sizeof_expr): Same.
14091 (c_expr_sizeof_type): Same.
14092 (parser_build_unary_op): Same.
14093 (build_conditional_expr): Same.
14094 (build_compound_expr): Pass location on down.
14095 (build_compound_expr): New argument.
14096 (build_c_cast): Same.
14097 (c_cast_expr): Same.
14098 (build_asm_expr): Same.
14099 (c_finish_return): Same.
14100 (c_process_expr_stmt): Pass location on down.
14101 (c_finish_stmt_expr): New argument.
14102 (push_clenaup): Same.
14103 (c_finish_omp_parallel): Same.
14104 (c_finish_omp_task): Same.
14105 * gimplify.c (gimplify_call_expr): Pass location on down.
14106 * c-omp.c (c_finish_omp_master): New argument.
14107 (c_finish_omp_critical): Same.
14108 (c_finish_omp_ordered): Same.
14109 (c_finish_omp_barrier): Same.
14110 (-c_finish_omp_taskwait): Same.
14111 (c_finish_omp_atomic): Same.
14112 (c_finish_omp_flush): Same.
14113 * tree-inline.c (copy_tree_body_r): Pass location on down.
14114 (inline_forbidden_p): Remove use of input_location.
14115 * c-gimplify.c (c_build_bind_expr): New argument.
14116 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14117 (c_sizeof_or_alignof_type): New argument.
14118 (c_alignof_expr): Same.
14119 (build_va_arg): Same.
14120 (c_add_case_label): Same.
14121 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14122 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14123 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14124 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14125 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14126 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14128 * stub-objc.c (objc_build_selector_expr): Same.
14129 (objc_build_throw_stmt): Same.
14130 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14131 (c_parser_initelt): Same.
14132 (c_parser_compound_statement): Same.
14133 (c_parser_compound_statement_nostart): Same.
14134 (c_parser_label): Same.
14135 (c_parser_statement_after_labels): Same.
14136 (c_parser_if_body): Same.
14137 (c_parser_else_body): Same.
14138 (c_parser_if_statement): Same.
14139 (c_parser_switch_statement): Same.
14140 (c_parser_while_statement): Same.
14141 (c_parser_do_statement): Same.
14142 (c_parser_for_statement): Same.
14143 (c_parser_asm_statement): Same.
14144 (c_parser_conditional_expression): Same.
14145 (c_parser_binary_expression): Same.
14146 (c_parser_cast_expression): Same.
14147 (c_parser_unary_expression): Same.
14148 (c_parser_sizeof_expression): Same.
14149 (c_parser_alignof_expression): Same.
14150 (c_parser_postfix_expression): Same.
14151 (c_parser_expression): Same.
14152 (c_parser_objc_receiver): Same.
14153 (c_parser_omp_variable_list): Same.
14154 (c_parser_omp_structured_block): Same.
14155 (c_parser_omp_atomic): New argument.
14156 (c_parser_omp_barrier): Same.
14157 (c_parser_omp_critical): Same.
14158 (c_parser_omp_flush): Pass location on down.
14159 (c_parser_omp_for_loop): New argument.
14160 (c_parser_omp_for): Same.
14161 (c_parser_omp_master): Same.
14162 (c_parser_omp_ordered): Same.
14163 (c_parser_omp_sections_scope): Same.
14164 (c_parser_omp_sections): Same.
14165 (c_parser_omp_parallel): Same.
14166 (c_parser_omp_single): Same.
14167 (c_parser_omp_task): Same.
14168 (c_parser_omp_taskwait): Pass location on down.
14169 (c_parser_omp_construct): Same.
14170 (c_parser_omp_threadprivate): Same.
14171 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14172 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14173 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14174 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14175 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14176 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14177 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14178 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14179 config/i386/i386.c, stmt.c:
14180 Add location argument to the following function definitions and/or
14181 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14182 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14183 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14184 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14185 do_case, c_finish_bc_stmt, build_compound_literal,
14186 build_function_call.
14187 * c-decl.c (build_compound_literal): Add location argument.
14188 Make all diagnostic calls use location.
14189 (start_struct): Same.
14190 (finish_struct): Same.
14191 (start_enum): Same.
14192 (build_enumerator): Same.
14193 (start_function): Same.
14194 (grokdeclarator): Make all diagnostic calls use location.
14195 (store_parm_decls_oldstyle): Same.
14196 * c-typeck.c (build_function_call): Add location argument.
14197 Make all diagnostic calls use location.
14199 (c_finish_bc_stmt): Same.
14200 * tree-nested.c (get_trampoline_type): Add argument.
14201 Pass location to build_decl.
14202 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14203 * rtl.h (RTL_LOCATION): New.
14204 * c-common.c (c_add_case_label): Add location argument.
14205 Make all diagnostic calls use location.
14206 * c-common.h: Add location argument to make_fname_decl, do_case,
14207 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14208 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14209 Set it appropriately for every case. Pass enum_loc to start_enum
14210 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14212 (c_parser_struct_or_union_specifier): Save location. Use it for
14213 start_struct, finish_struct, and parser_xref_tag.
14215 2009-06-12 Ian Lance Taylor <iant@google.com>
14217 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14219 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14220 cpp_opts->warn_cxx_operator_names.
14222 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14225 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14226 is returns NULL and OP is a VCE, look through the VCE.
14228 2009-06-12 Ian Lance Taylor <iant@google.com>
14231 * collect2.c (main): Use CONST_CAST2 in code inside #if
14232 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14234 2009-06-12 Joey Ye <joey.ye@intel.com>
14236 PR middle-end/39146
14237 * cfgexpand.c (get_decl_align_unit): Update
14238 max_used_stack_slot_alignment with align instead of
14239 stack_alignment_needed.
14241 * function.c (assign_stack_local_1): Update
14242 max_used_stack_slot_alignment with alignment_in_bits instead
14243 of stack_alignment_needed.
14244 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14247 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14249 * dwarf2out.c (last_var_location_insn): New variable.
14250 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14251 (dwarf2out_var_location): Don't record anything after last real
14252 insn. Only change labels if there were any real instructions
14253 in between last note and this one, or if changed sections.
14255 2009-06-11 Richard Henderson <rth@redhat.com>
14257 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14258 note when storing the frame pointer in a register.
14259 (FRP): Don't redefine to nothing for epilogue.
14260 (alpha_expand_epilogue): Mark register and sp restores.
14261 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14263 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14264 when gen_lowpart is needed.
14266 2009-06-11 Richard Henderson <rth@redhat.com>
14268 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14270 * dwarf2out.c (need_data_align_sf_opcode): New.
14271 (div_data_align): Move earlier.
14272 (def_cfa_1, reg_save): Use it.
14274 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14276 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14277 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14278 (ix86_handle_option): Handle OPT_mcrc32.
14279 (ix86_target_string): Add -mcrc32.
14280 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14282 * config/i386/i386.h (TARGET_CRC32): New.
14284 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14285 (sse4_2_crc32di): Likewise.
14287 * config/i386/i386.opt (mcrc32): New.
14289 * doc/invoke.texi: Document -mcrc32.
14291 2009-06-11 Richard Henderson <rth@redhat.com>
14293 * common.opt (gdwarf-): Accept a version number.
14294 * doc/invoke.texi (gdwarf-): Update docs.
14295 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14296 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14297 version level, and record it.
14299 * dwarf2.h (DW_CIE_VERSION): Remove.
14300 * dwarf2out.c (DWARF_VERSION): Remove.
14301 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14302 (output_call_frame_info): Use CIE version 3 for dwarf3,
14303 or if the return register column is out of range for version 1.
14304 (dwarf_stack_op_name): Add all dwarf3 values.
14305 (DEBUG_PUBTYPES_SECTION): New.
14306 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14307 encoding change for dwarf3.
14308 (output_die) [dw_val_class_die_ref]: Likewise.
14309 (output_compilation_unit_header): Emit correct version for dwarf3.
14310 (output_line_info): Likewise.
14311 (output_pubnames): Update for DWARF_VERSION removal.
14312 (output_aranges): Likewise.
14313 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14314 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14315 (dwarf2out_finish): Likewise.
14317 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14319 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14322 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14325 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14326 * builtins.c (expand_builtin_unreachable): New function.
14327 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14328 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14329 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14331 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14332 searching for missing barriers.
14334 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14336 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14337 when -fprofile-generate* was passed.
14338 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14340 2009-06-11 Anthony Green <green@moxielogic.com>
14342 * config/moxie/moxie.md: Define length attribute for all instructions.
14344 (*b<cond:code>): Support limited branch ranges for new PC-relative
14345 branch instructions.
14346 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14348 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14350 * config/i386/i386.c (min_insn_size): Use get_attr_length
14351 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14352 For __asm return 0.
14354 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14355 instead of emit_insn_before.
14357 2009-06-10 Ian Lance Taylor <iant@google.com>
14360 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14363 2009-06-10 Revital Eres <eres@il.ibm.com>
14365 * passes.c (init_optimization_passes): Reschedule
14366 predictive-commoning pass before complete unroll pass.
14368 2009-06-10 Martin Jambor <mjambor@suse.cz>
14370 * cgraph.c (cgraph_node_can_be_local_p): New function.
14371 (cgraph_make_node_local): New function.
14372 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14373 (cgraph_make_node_local): Declare.
14375 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14377 * tree.h (tree_base): Add packed_flag and user_align fields.
14378 Decrease size of spare field.
14379 (TYPE_USER_ALIGN): Use user_align from tree_base.
14380 (DECL_USER_ALIGN): Likewise.
14381 (TYPE_PACKED): Use packed_flag from tree_base.
14382 (DECL_PACKED): Likewise.
14383 (tree_type): Delete packed_flag and user_align fields. Widen
14384 precision field. Widen mode field and shuffle fields to align
14385 mode on an 8-bit boundary.
14386 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14387 Renumber decl_flag_* fields. Fix comments. Widen
14388 decl_common_unused field.
14389 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14390 (DECL_EXTERNAL): Likewise.
14391 (DECL_BIT_FIELD): Likewise.
14392 (DECL_NONADDRESSABLE_P): Likewise.
14393 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14394 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14396 2009-06-10 Ian Lance Taylor <iant@google.com>
14398 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14399 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14400 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14401 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14402 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14403 DEF_VEC_ALLOC_FUNC_P.
14404 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14405 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14406 DEF_VEC_ALLOC_FUNC_O.
14407 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14408 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14409 DEF_VEC_ALLOC_FUNC_I.
14410 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14411 (vec_stack_p_reserve_exact_1): Declare.
14412 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14413 (vec_stack_free): Declare.
14414 (VEC_stack_alloc): Define.
14415 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14416 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14417 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14418 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14420 (stack_vecs): New static variable.
14421 (vec_stack_p_reserve_exact_1): New function.
14422 (vec_stack_o_reserve_1): New static function.
14423 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14424 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14425 (vec_stack_free): New function.
14426 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14427 (VEC_df_ref_stack_alloc): Define.
14428 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14429 DEF_VEC_ALLOC_P_STACK.
14430 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14431 (struct df_collection_rec): Change _vec fields to VEC. Remove
14433 (df_free_collection_rec): Adjust for new fields.
14434 (df_insn_rescan): Use new df_collection_rec fields.
14435 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14436 (df_ref_create_structure, df_ref_record): Likewise.
14437 (df_get_conditional_uses, df_get_call_refs): Likewise.
14438 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14439 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14440 (df_record_exit_block_uses, df_bb_verify): Likewise.
14441 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14442 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14443 Remove count parameter. Change return type to void. Change all
14445 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14446 Remove count parameter. Change return type to void. Change all
14448 (df_install_refs): Change old_vec parameter to VEC. Remove count
14449 parameter. Change all callers.
14450 (df_install_mws): Change old_vec parameter to VEC. Remove count
14451 parameter. Change all callers.
14452 (df_refs_verify): Change new_rec parameter to VEC. Change call
14454 (df_mws_verify): Likewise.
14456 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14458 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14460 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14462 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14464 2009-06-10 Anthony Green <green@moxielogic.com>
14466 * config/moxie/crti.asm: New file.
14467 * config/moxie/crtn.asm: New file.
14468 * config/moxie/moxie.c: New file.
14469 * config/moxie/moxie.h: New file.
14470 * config/moxie/sfp-machine.h: New file.
14471 * config/moxie/moxie-protos.h: New file.
14472 * config/moxie/t-moxie: Created.
14473 * config/moxie/t-moxie-softfp: Created.
14474 * config/moxie/moxie.md: Created.
14475 * config/moxie/constraints.md: Created.
14476 * config.gcc: Add moxie support.
14477 * doc/md.texi (Machine Constraints): Add moxie constraints.
14478 * doc/contrib.texi (Contributors): Mention moxie port.
14479 * doc/install.texi (Specific): Mention the moxie port.
14481 2009-06-09 Ian Lance Taylor <iant@google.com>
14483 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14484 compiling with C++.
14485 * optabs.c (optab_table): Only use designated initializers if
14486 HAVE_DESIGNATED_INITIALIZERS is defined.
14487 (convert_optab_table): Likewise.
14488 (init_optabs): Always call init_insn_codes if
14489 HAVE_DESIGNATED_INITIALIZERS is not defined.
14491 2009-06-09 Ian Lance Taylor <iant@google.com>
14493 * targhooks.c (default_builtin_vectorized_function): Change fn
14494 parameter to unsigned int.
14495 (default_builtin_vectorized_conversion): Change code parameter to
14497 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14498 * targhooks.h: Update declarations.
14499 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14500 parameter to unsigned int.
14502 * c-typeck.c (comptypes_check_enum_int): New static function.
14503 (comptypes_internal): Add enum_and_int_p parameter. Change all
14505 (comp_target_types): Add location parameter. Change all callers.
14506 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14507 Change all callers.
14508 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14509 (build_conditional_expr): Add colon_loc parameter. Change all
14511 (convert_for_assignment): Add location parameter. Change all callers.
14512 * c-parser.c (c_parser_conditional_expression): Pass location of
14513 colon to build_conditional_expr.
14514 * c-tree.h (build_conditional_expr): Update declaration.
14516 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14518 * graphite.c: Revert previous patch.
14520 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14523 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14525 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14527 * tree-ssa-loop-prefetch.c
14528 (loop_prefetch_arrays): Fixed a portability problem in printf format
14531 2009-06-09 Martin Jambor <mjambor@suse.cz>
14533 PR tree-optimization/40351
14534 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14535 refrence to a potential artifical subaccess can be constructed.
14537 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14539 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14540 (sh_override_options): Likewise.
14541 * config/sh/sh.c: Include params.h.
14542 (sh_optimization_options): New.
14543 (sh_override_options): Likewise.
14544 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14545 (OVERRIDE_OPTIONS): Use sh_override_options.
14547 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14549 * dwarf2out.c (emit_cfa_remember): New variable.
14550 (add_fde_cfi): If emit_cfa_remember, recurse to add
14551 DW_CFA_remember_state first.
14552 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14553 instead just set emit_cfa_remember.
14555 2009-06-08 Jan Hubicka <jh@suse.cz>
14558 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14560 2009-06-08 Jan Hubicka <jh@suse.cz>
14562 PR middle-end/39834
14563 * cgraphunit.c (save_inline_function_body): Do not copy transform
14564 hooks for saved inline bodies.
14565 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14566 for given function.
14568 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14570 * jump.c (returnjump_p): Handle delayed branches. Add missing
14573 2009-06-08 Jan Hubicka <jh@suse.cz>
14575 PR middle-end/40102
14576 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14577 original node might've been modified.
14578 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14580 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14582 * tree-object-size.c (addr_object_size): Add OSI argument.
14583 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14584 (compute_builtin_object_size, expr_object_size): Adjust callers.
14585 (plus_stmt_object_size): Call addr_object_size instead of
14586 compute_builtin_object_size.
14588 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14589 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14591 * tree-ssa-loop-prefetch.c
14592 (gather_memory_references): Introduced a counter for the number of
14594 (anything_to_prefetch_p): Introduced a counter for the number of
14596 (is_loop_prefetching_profitable): New function with a cost model
14598 (loop_prefetch_arrays): Use the new cost model to determine if
14599 prefetching is profitable.
14600 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14601 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14602 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14603 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14604 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14605 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14607 2009-06-08 Michael Matz <matz@suse.de>
14610 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14611 partitions use the same.
14612 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14613 for basevars of SSA_NAMEs.
14614 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14615 to not expand them twice.
14616 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14619 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14621 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14622 (fdump-final-insns=, gtoggle): New.
14623 * doc/invoke.texi: Document them.
14624 * final.c (rest_of_clean_state): Dump final insn stream.
14625 * gcc.c (invoke_as): Hook in -fcompare-debug.
14626 (static_spec_functions): Add compare-debug-dump-opt,
14627 compare-debug-self-opt and compare-debug-auxbase-opt.
14628 (compare_debug, compare_debug_second, compare_debug_opt): New.
14629 (switches_debug_check, n_switches_debug_check): New.
14630 (debug_auxbase_opt, debug_check_temp_file): New.
14631 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14633 (do_self_spec): Handle arguments after switches.
14634 (do_spec_1): Add .gk extension to temp file basenames for compare.
14635 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14636 (cc1_options): Use it instead of normal auxbase computation for
14637 the second compare-debug compilation.
14638 (compare_files): New.
14639 (main): Set up and implement compare debug mode.
14640 (compare_debug_dump_opt_spec_function): New.
14641 (compare_debug_self_opt_spec_function): New.
14642 (compare_debug_auxbase_opt_spec_function): New.
14643 * toplev.c (process_options): Handle flag_gtoggle,
14644 flag_dump_final_insns.
14645 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14646 during -fcompare-debug-second compilation.
14648 2009-06-07 Ian Lance Taylor <iant@google.com>
14650 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14651 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14653 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14654 with no default node. Change warning with %H to warning_at.
14655 Don't clear warn_switch around case checking.
14656 * doc/invoke.texi (Warning Options): Clarify distinction between
14657 -Wswitch and -Wswitch-enum.
14659 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14661 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14663 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14665 * gbl-ctors.h: Add header guard.
14667 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14669 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14670 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14671 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14672 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14673 prototypes for removed functions.
14674 (expressions_equal_p): Move to ...
14675 * tree-ssa-sccvn.h: ... here and ...
14676 * matrix-reorg.c: ... adjust includes.
14678 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14680 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14682 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14684 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14685 (finish_function): Remove erroneous whitespace.
14687 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14689 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14690 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14692 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14694 * errors.c (internal_error): Commentary typo fix.
14695 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14696 * tree-ssa-pre.c: Ditto.
14698 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14700 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14701 them is supposed to hold actual statements.
14703 2009-06-06 Ian Lance Taylor <iant@google.com>
14705 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14706 empty statements can now have attributes.
14708 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14710 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14711 * config/mips/mips.md: Ditto.
14713 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14715 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14717 (__eabi_uconvert): Likewise.
14719 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14721 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14722 CFI_* definitions with IN_GCC.
14724 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14726 * xcoffout.h (xcoffout_source_line): Update prototype.
14728 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14730 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14731 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14733 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14735 PR middle-end/40340
14736 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14737 inlined_function_outer_scope_p blocks for artificial inlines
14739 * tree.c (tree_nonartificial_location): Rewrite using
14740 block_nonartificial_location.
14742 2009-06-05 Revital Eres <eres@il.ibm.com>
14743 Leehod Baruch <leehod@il.ibm.com>
14745 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14746 (expand_expr_real_1): Remove comment.
14747 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14748 Vectorize misaligned access when the target supports it.
14749 (vect_supportable_dr_alignment): Check for unaligned access support.
14750 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14753 2009-06-05 Julian Brown <julian@codesourcery.com>
14755 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14756 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14758 2009-06-05 Richard Guenther <rguenther@suse.de>
14761 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14762 as possibly unused.
14764 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14766 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14767 (save_gprs): Don't tell unwinder when a global register is saved.
14768 (s390_emit_epilogue): Emit needed epilogue unwind info.
14770 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14772 * dwarf2out.c (deferred_asm_name): New.
14773 (add_name_and_src_coords_attributes): Defer creation of
14774 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14776 (move_linkage_attr): New.
14777 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14780 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14782 * tree-nested.c (finalize_nesting_tree_1): Declare the
14783 frame_decl in the binding tree.
14785 2009-06-04 Cary Coutant <ccoutant@google.com>
14787 * basic-block.h (struct basic_block_def): Add discriminator field.
14788 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14790 * debug.c (do_nothing_debug_hooks): Add additional entry.
14791 (debug_nothing_int_charstar_int): New function.
14792 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14793 (debug_nothing_int_charstar_int): New declaration.
14794 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14795 discriminator value in .loc directive.
14796 * final.c (last_discriminator): New variable.
14797 (discriminator): New variable.
14798 (final_start_function): Initialize above variables, pass current
14799 discriminator to debug hook.
14800 (notice_source_line): Check for discriminator change.
14801 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14802 * sdbout.c (sdbout_source_line): New parameter.
14803 * tree-cfg.c (struct locus_discrim_map): New structure type.
14804 (discriminator_per_locus): New hash table.
14805 (build_gimple_cfg): Allocate and free discriminator hash table.
14806 (make_edges): Call assign_discriminator.
14807 (locus_map_hash): New function.
14808 (locus_map_eq): New function.
14809 (next_discriminator_for_locus): New function.
14810 (same_line_p): New function.
14811 (assign_discriminator): New function.
14812 (make_cond_expr_edges): Call assign_discriminator.
14813 (make_gimple_switch_edges): Likewise.
14814 (first_non_label_stmt): New function.
14815 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14817 * xcoffout.c (xcoffout_source_line): Add new parameter.
14819 * configure.ac (gcc_cv_as_discriminator): New configury check for
14820 gas support for discriminator.
14821 * configure: Regenerate.
14822 * config.in: Regenerate.
14824 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14826 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14827 val after checking for integers.
14829 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14831 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14833 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14834 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14835 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14836 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14837 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14838 X64_SSE_REGPARM_MAX.
14839 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14840 X64_SSE_REGPARM_MAX.
14842 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14844 * gcc.c (report_times_to_file): New.
14845 (execute): Implement it.
14846 (process_command): Support -time=.
14847 * doc/invoke.texi: Document it.
14849 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14851 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14852 that have value exprs.
14854 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14856 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14857 declarations for constants until...
14858 (dw2_output_indirect_constant_1): ... this point.
14860 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14863 * arm.md (arm_addsi3): Don't try to split an add with an
14864 eliminable register until after reload has completed.
14866 2009-06-03 Ian Lance Taylor <iant@google.com>
14868 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14869 * genattrtab.c (write_length_unit_log): Likewise.
14870 * genchecksum.c (dosum): Likewise.
14871 * gengtype.c (write_rtx_next): Likewise.
14872 (finish_root_table, write_roots): Likewise.
14873 * gimple.c (gimple_ops_offset_): Likewise.
14874 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14875 * config/arc/arc.c (arc_attribute_table): Likewise.
14876 * config/arm/arm.c (arm_attribute_table): Likewise.
14877 * config/avr/avr.c (avr_attribute_table): Likewise.
14878 * config/crx/crx.c (crx_attribute_table): Likewise.
14879 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14880 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14881 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14882 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14883 * config/sh/sh.c (sh_attribute_table): Likewise.
14884 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14885 * config/spu/spu.c (spu_attribute_table): Likewise.
14886 * config/v850/v850.c (v850_attribute_table): Likewise.
14888 * config/alpha/alpha.c (vms_attribute_table): Make static.
14889 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14890 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14891 * config/mips/mips.c (mips_attribute_table): Likewise.
14893 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14895 (cc1-checksum.o): Likewise.
14897 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14899 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14901 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14903 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14904 insn if it is changing sp. Use gen_add3_insn instead of
14905 conditionally gen_addsi3 and gen_adddi3.
14906 (offset_below_red_zone_p): New static inline function.
14907 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14908 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14909 * config/rs6000/ppc-asm.h: Include auto-host.h.
14910 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14911 CFI_RESTORE): Define.
14912 * config/rs6000/crtresxgpr.asm: Add unwind info.
14913 * config/rs6000/crtresxfpr.asm: Likewise.
14914 * config/rs6000/crtresgpr.asm: Likewise.
14915 * config/rs6000/crtresfpr.asm: Likewise.
14916 * config/rs6000/crtsavgpr.asm: Likewise.
14917 * config/rs6000/crtsavfpr.asm: Likewise.
14919 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14920 argument of DWARF2_FRAME_REG_OUT macros.
14922 2009-06-03 Julian Brown <julian@codesourcery.com>
14924 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14925 words or less (including TImode) in core registers.
14927 2009-06-03 Richard Guenther <rguenther@suse.de>
14929 PR middle-end/40328
14930 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14932 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14934 * statistics.c (statistics_counter_event): Do not record event
14935 in pass dump if its number == -1.
14936 (curr_statistics_hash): Add assert that we never get passes
14937 with static number == -1.
14939 2009-06-03 Richard Guenther <rguenther@suse.de>
14940 Andrey Belevantsev <abel@ispras.ru>
14942 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14943 non-BLKmode arrays addressable.
14945 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14947 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14948 * config/m68k/m68k.h: ... here.
14950 2009-06-03 Martin Jambor <mjambor@suse.cz>
14952 PR tree-optimization/40323
14953 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14956 2009-06-03 Richard Guenther <rguenther@suse.de>
14958 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14961 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14963 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14964 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14965 JUMP_TABLE_DATA_P where applicable.
14966 * config/sh/sh.c: Ditto.
14967 * config/sh/sh.h: Ditto.
14968 * config/sh/sh.md: Ditto.
14969 * config/sh/symbian.c: Ditto.
14971 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14973 * config/i386/driver-i386.c (describe_cache): Optimize
14974 concatenation of strings. Use snprintf instead of sprintf.
14975 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14976 target when not compiling with GCC.
14978 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14980 * config/sh/sh.c: Revert last change.
14981 (sh_expand_epilogue): Emit a blockage insn before the frame
14982 pointer adjustment unconditionally.
14984 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14986 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14987 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14988 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14989 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14990 to COLLECT_GCC_OPTIONS.
14992 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14994 * collect2.c (target_system_root): New variable.
14995 (main): Handle --sysroot=.
14996 (ignore_library): Strip the sysroot from the library path.
14998 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15000 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
15001 (collect2.o): Depend on collect2-aix.h.
15002 (collect2-aix.o): New rule.
15003 * collect2-aix.h: New file.
15004 * collect2-aix.c: Likewise.
15005 * collect2.c: Include collect2-aix.h. Don't undefine
15006 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15007 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15008 Use TARGET_AIX_VERSION instead of _AIX51.
15009 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15010 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15011 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15012 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15013 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15015 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15017 * collect2.c (ignore_library): Avoid premature post-increment
15018 and null deference.
15020 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15022 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15023 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15024 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15025 CROSS_DIRECTORY_STRUCTURE too.
15026 (LINK_LIBG_SPEC): Likewise.
15027 (LIB_SPEC): Add %R to sysroot paths.
15028 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15029 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15030 * config/rs6000/aix51.h: As for aix43.h.
15031 * config/rs6000/aix52.h: Likewise.
15032 * config/rs6000/aix53.h: Likewise.
15033 * config/rs6000/aix61.h: Likewise.
15034 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15035 to the beginning of sysroot paths.
15037 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15039 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15040 INSN_LISTs that are out of the REG_NOTE range.
15042 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15044 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15045 (struct var_to_expand): Likewise.
15046 (struct opt_info): Add head and tail for linked lists of the above.
15047 (analyze_insn_to_expand_var): Initialize next.
15048 (analyze_iv_to_split_insn): Likewise.
15049 (analyze_insns_in_loop): Create linked lists.
15050 (allocate_basic_variable): Simplify for use without hash table.
15051 (insert_var_expansion_initialization): Likewise, make it type-safer.
15052 (combine_var_copies_in_loop_exit): Likewise.
15053 (apply_opt_in_copies): Walk lists rather than hash tables.
15054 (release_var_copies): Simplified and inlined by hand into...
15055 (free_opt_info): ... this function.
15057 2009-06-02 Richard Guenther <rguenther@suse.de>
15059 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15062 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15064 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15065 only for builtins that are not overridden.
15067 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15069 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15072 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15074 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15076 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15078 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15080 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15082 * common.opt (fdump-unnumbered-links): New.
15083 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15084 * print-rtl.c (flag_dump_unnumbered_links): New.
15085 (print_rtx): Test it.
15087 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15089 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15090 push/pop multiple to 8-byte alignment.
15092 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15094 * config/i386/i386.c (queued_cfa_restores): New static variable.
15095 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15097 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15098 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15099 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15100 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15101 note unconditionally.
15102 (ix86_emit_restore_regs_using_mov): Likewise.
15103 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15104 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15105 it through to ix86_emit_restore_reg_using_pop.
15106 (ix86_emit_leave): Add RED_OFFSET argument. Call
15107 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15108 instead of adding REG_CFA_OFFSET note unconditionally.
15109 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15110 the above functions. Call ix86_add_queued_cfa_restore_notes when
15113 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15114 force output of the label even for dwarf2out_do_cfi_asm.
15115 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15116 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15117 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15119 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15120 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15121 dwarf2out_cfi_label callers.
15122 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15123 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15124 Adjust dwarf2out_cfi_label callers.
15125 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15127 * config/i386/i386.h (struct machine_cfa_state,
15128 struct machine_function): Guard with ifndef USED_FOR_TARGET
15129 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15132 * emutls.c (__emutls_get_address): Change arr->size to mean number
15133 of allocated arr->data entries instead of # of slots + 1.
15135 PR middle-end/40316
15136 * recog.c (peep2_reinit_state): New function.
15137 (peephole2_init_state): Use it at the end of a basic block and also
15138 when seeing a RTX_FRAME_RELATED_P insn.
15140 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15142 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15143 fixuns_truncrfdi2): New.
15144 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15145 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15146 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15147 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15148 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15149 *recip_approx): Remove.
15150 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15151 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15152 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15154 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15157 2009-06-01 Ian Lance Taylor <iant@google.com>
15159 * attribs.c (register_attribute): Use CONST_CAST.
15160 * collect2.c (main): Use CONST_CAST2.
15161 (scan_prog_file): Likewise.
15162 * gcc.c (process_command, main): Likewise.
15163 * toplev.c (toplev_main): Likewise.
15165 * c-typeck.c (handle_warn_cast_qual): New static function,
15166 partially broken out of build_c_cast.
15167 (build_c_cast): Call handle_warn_cast_qual.
15168 * doc/invoke.texi (Warning Options): Document new effect of
15171 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15173 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15174 (diagnostic_report_current_module): Print columns.
15175 * common.opt (flag_show_column): Enable by default.
15177 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15179 * alias.c (find_base_term): Check for NULL term before returning.
15181 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15183 Revert due to PR40320:
15184 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15185 * calls.c (emit_library_call_value_1): Don't force_operand for move
15188 2009-06-01 Olivier Hainque <hainque@adacore.com>
15189 Eric Botcazou <ebotcazou@adacore.com>
15191 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15192 to be processed as a bitfield for constructor output purposes.
15193 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15195 * varasm.c (oc_local_state): New type, output_constructor
15196 local state to support communication with helpers.
15197 (oc_outer_state): New type, output_constructor outer state of
15198 relevance in recursive calls.
15199 (output_constructor_array_range): New output_constructor helper,
15200 extracted code for an array range element.
15201 (output_constructor_regular_field): New output_constructor helper,
15202 extracted code for an element that is not a bitfield.
15203 (output_constructor_bitfield): New output_constructor helper,
15204 extracted code for a bitfield element. Accept an OUTER state
15205 argument for recursive processing. Recurse on record or array
15206 CONSTRUCTOR values, possibly past noop conversions.
15207 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15208 VALUE is a valid constant-valued expression for use in a static
15209 bit-field initializer.
15210 (output_constructor): Rework to use helpers. Accept and honor an
15211 OUTER state argument for recursive calls. Return total size. Be
15212 prepared for nested constructors initializing bitfields.
15213 (output_constant): Feed OUTER in calls to output_constructor.
15215 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15217 * calls.c (emit_library_call_value_1): Don't force_operand for move
15220 2009-06-01 Nick Clifton <nickc@redhat.com>
15222 * doc/invoke.texi (IA-64 Options): Fix typo.
15224 2009-06-01 Ira Rosen <irar@il.ibm.com>
15226 PR tree-optimization/39129
15227 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15229 (vect_do_peeling_for_loop_bound): Use
15230 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15231 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15232 (vect_loop_versioning): Likewise.
15233 (vect_create_cond_for_alias_checks): Fix indentation.
15234 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15236 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15237 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15238 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15239 "control flow in loop".
15240 (vect_estimate_min_profitable_iters): Use
15241 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15242 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15243 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15244 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15245 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15246 statement belongs to a group of strided accesses with the exact code
15248 (vectorizable_load): Likewise.
15249 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15250 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15252 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15254 * config/freebsd-stdint.h: New file.
15255 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15256 Add freebsd-stdint.h to tm_file.
15258 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15260 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15261 (thumb2_extendhidi2): Likewise.
15263 2009-05-31 Ian Lance Taylor <iant@google.com>
15265 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15267 2009-05-31 Ian Lance Taylor <iant@google.com>
15269 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15270 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15271 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15273 2009-05-31 Jason Merrill <jason@redhat.com>
15275 * tree-pretty-print.c (print_call_name): Take the callee, not the
15276 call itself. Make non-static. Use dump_function_name for functions.
15277 (dump_generic_node): Adjust.
15278 * diagnostic.h: Declare print_call_name.
15279 * gimple-pretty-print.c (dump_gimple_call): Use it.
15281 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15283 * config/sh/sh.md (ashldi3_std): New define_expand.
15286 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15289 * config/sh/sh.c: Include debug.h.
15290 (sh_expand_epilogue): Emit a blockage insn before the frame
15291 pointer adjustment also when dwarf2out_do_frame returns true.
15293 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15295 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15296 (thumb2_extendqidi2): New pattern.
15298 2009-05-31 Ira Rosen <irar@il.ibm.com>
15300 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15301 mark phis for renaming.
15302 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15303 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15304 Call mark_sym_for_renaming.
15305 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15306 * tree-vect-loop.c (vect_transform_loop): Remove
15307 vect_memsyms_to_rename initialization and a call to
15308 mark_set_for_renaming.
15310 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15312 PR middle-end/40304
15313 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15314 frame related even if !set_cfa && style < 0.
15316 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15318 * config/i386/mingw-tls.c: New file.
15319 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15320 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15321 defining _WIN32 but not __CYGWIN__.
15323 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15325 * configure.ac: Add MPC support.
15327 * config.in, configure: Regenerate.
15329 2009-05-29 Richard Henderson <rth@redhat.com>
15331 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15332 NOTE_INSN_BASIC_BLOCK.
15333 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15334 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15335 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15337 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15339 (add_cfi): Disable check redefining cfa away from drap.
15340 (lookup_cfa_1): Add remember argument; handle remember/restore.
15341 (lookup_cfa): Pass remember argument.
15342 (cfa_remember): New.
15343 (compute_barrier_args_size_1): Remove sibcall check.
15344 (dwarf2out_frame_debug_def_cfa): New.
15345 (dwarf2out_frame_debug_adjust_cfa): New.
15346 (dwarf2out_frame_debug_cfa_offset): New.
15347 (dwarf2out_frame_debug_cfa_register): New.
15348 (dwarf2out_frame_debug_cfa_restore): New.
15349 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15350 (dwarf2out_begin_epilogue): New.
15351 (dwarf2out_frame_debug_restore_state): New.
15352 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15353 DW_CFA_restore_state.
15354 (output_cfi_directive): Likewise.
15355 (convert_cfa_to_fb_loc_list): Likewise.
15356 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15357 * dwarf2out.h: Update.
15358 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15359 (copy_insn_1): Early out for null.
15360 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15361 and dwarf2out_frame_debug_restore_state.
15362 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15363 (prologue_insn_hash, epilogue_insn_hash): New.
15364 (free_after_compilation): Adjust freeing accordingly.
15365 (record_insns): Create hash table if needed; push insns into
15366 hash instead of array.
15367 (maybe_copy_epilogue_insn): New.
15368 (contains): Search hash table instead of array.
15369 (sibcall_epilogue_contains): Remove.
15370 (thread_prologue_and_epilogue_insns): Split eh_return insns
15371 and mark them as epilogues.
15372 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15373 scanning in terms of basic blocks.
15374 * insn-notes.def (CFA_RESTORE_STATE): New.
15375 * jump.c (returnjump_p_1): Accept EH_RETURN.
15376 (eh_returnjump_p_1, eh_returnjump_p): New.
15377 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15378 CFA_REGISTER, CFA_RESTORE): New.
15379 * rtl.def (EH_RETURN): New.
15380 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15382 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15383 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15385 * config/i386/i386.c (gen_push): Update cfa state.
15386 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15387 add a CFA_ADJUST_CFA note.
15388 (ix86_dwarf_handle_frame_unspec): Remove.
15389 (ix86_expand_prologue): Update cfa state.
15390 (ix86_emit_restore_reg_using_pop): New.
15391 (ix86_emit_restore_regs_using_pop): New.
15392 (ix86_emit_leave): New.
15393 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15394 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15395 * config/i386/i386.h (struct machine_cfa_state): New.
15396 (ix86_cfa_state): New.
15397 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15398 (eh_return_internal): Merge from eh_return_<mode>,
15399 use eh_return rtx, split w/ epilogue.
15401 2009-05-29 Ian Lance Taylor <iant@google.com>
15403 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15405 * calls.c (emit_library_call_value_1): Likewise.
15407 * c-typeck.c (c_build_va_arg): New function.
15408 * c-tree.h (c_build_va_arg): Declare.
15409 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15410 instead of build_va_arg.
15412 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15414 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15415 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15416 (ptr_difference_cost): Use affine combinations to compute it.
15417 (difference_cost): Likewise.
15418 (get_computation_cost_at): Compute more accurate cost for addresses
15419 if the ratio is a multiplier allowed in addresses.
15420 For non-addresses, consider that an additional offset or symbol is
15423 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15425 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15426 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15428 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15429 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15430 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15432 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15433 to 1 for TYPE_SSE{IADD1,CVT1}.
15434 (prefix_vex_imm8): Removed.
15435 (length_vex): Only pass 1 as second argument to
15436 ix86_attr_length_vex_default if prefix_extra is 0.
15437 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15438 (length): For prefix vex computation use length_immediate
15439 attribute instead of prefix_vex_imm8.
15440 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15441 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15442 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15443 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15444 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15445 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15446 a space in between the operands.
15447 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15448 if one operand is 0xff and the other one si, di, bp or sp.
15449 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15450 other one si, di, bp or sp.
15451 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15452 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15453 type and mode attributes.
15454 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15455 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15456 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15457 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15458 prefix_data16 attribute iff MODE_DF.
15459 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15460 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15461 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15462 constm128_operand in length_immediate computation.
15463 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15464 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15465 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15466 length_immediate attribute to 1.
15467 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15468 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15469 for certain alternatives.
15470 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15471 prefix_data16 attribute if MODE_V1DF.
15472 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15473 length_immediate to 1.
15474 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15475 length_address to 4, set mode attribute to MODE_DI.
15476 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15477 (fxam<mode>2_i387): Set length attribute to 4.
15478 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15479 *prefetch_3dnow_rex): Override length_address attribute.
15480 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15482 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15483 (constm128_operand): Removed.
15484 * config/i386/i386.c (memory_address_length): For
15485 disp && !index && !base in 64-bit mode account for SIB byte if
15486 print_operand_address can't optimize disp32 into disp32(%rip)
15487 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15488 for fs: or gs: segment.
15489 (ix86_attr_length_immediate_default): When checking if shortform
15490 is possible, truncate immediate to the length of the non-shortened
15492 (ix86_attr_length_address_default): Ignore MEM_P operands
15494 (ix86_attr_length_vex_default): Only check for DImode on
15495 GENERAL_REG_P operands.
15496 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15497 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15498 (sse_cvttps2pi): Clear prefix_rep attribute.
15499 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15501 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15502 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15503 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15504 iff operand 2 is const_int_operand.
15505 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15506 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15507 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15509 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15511 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15512 prefix_data16 attribute for movlpd and movhpd instructions.
15513 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15514 length_immediate for shufpd instruction.
15515 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15516 (avx_cmpp<avxmodesuffixf2c><mode>3,
15517 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15518 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15519 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15520 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15521 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15522 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15523 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15524 prefix_data16 attribute for the first alternative to 1.
15525 (*avx_loadlps): Override length_immediate for the first alternative.
15526 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15527 attributes for second alternative.
15528 (*vec_concatv2sf_sse4_1): Override length_immediate and
15529 prefix_data16 attributes for second alternative.
15530 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15531 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15532 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15533 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15534 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15535 prefix_data16 and length_immediate to 1.
15536 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15538 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15539 prefix_extra attribute for variants that don't have 0f prefix alone.
15540 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15541 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15542 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15543 *sse4_1_pextrd): Set length_immediate to 1.
15544 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15545 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15547 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15548 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15549 length_immediate to 1 for second alternative.
15550 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15551 prefix_extra and length_immediate attributes for the first
15553 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15555 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15556 to 1 for the first and third alternative.
15557 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15559 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15561 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15563 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15564 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15565 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15566 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15567 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15568 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15569 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15570 ssse3_psign<mode>3): Override prefix_rex attribute.
15571 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15572 (ssse3_palignrti): Override length_immediate to 1.
15573 (ssse3_palignrdi): Override length_immediate to 1, override
15574 prefix_rex attribute.
15575 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15576 (sse4a_extrqi): Override length_immediate to 2.
15577 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15578 (sse4a_insertq): Override prefix_data16 to 0.
15579 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15580 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15581 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15582 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15583 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15584 and length_immediate to 1.
15585 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15586 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15587 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15588 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15589 and length_immediate to 1.
15590 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15591 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15592 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15593 avx_ptest256): Override prefix_extra to 1.
15594 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15595 Override prefix_data16 and length_immediate to 1.
15596 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15597 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15598 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15599 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15600 prefix_data16 to 0 and prefix_extra to 2.
15601 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15602 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15604 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15605 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15606 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15607 and prefix_extra to 2.
15608 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15609 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15610 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15611 avx_vpermilvar<mode>3,
15612 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15613 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15614 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15615 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15616 Override prefix_extra to 1.
15617 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15618 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15619 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15620 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15621 prefix_extra and length_immediate to 1.
15622 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15624 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15625 to 1 for the first alternative.
15626 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15627 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15629 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15630 *movv2sf_internal_avx, *movv2sf_internal): Override
15631 prefix_rep attribute for certain alternatives.
15632 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15633 attributes for certain alternatives.
15634 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15635 attributes for certain alternatives.
15636 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15637 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15638 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15639 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15640 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15641 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15642 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15643 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15644 length_immediate to 1 if operand 2 is const_int_operand.
15645 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15646 *vec_extractv2si_1): Set length_immediate attribute to 1.
15647 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15648 using old 3DNOW insn rather than SSE/3DNOW_A.
15649 (mmx_emms, mmx_femms): Clear modrm attribute.
15651 2009-05-29 Martin Jambor <mjambor@suse.cz>
15653 * tree-sra.c: New implementation of SRA.
15655 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15656 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15657 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15658 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15659 (SRA_MAX_STRUCTURE_COUNT): Removed.
15660 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15661 * doc/invoke.texi (sra-max-structure-size): Removed.
15662 (sra-field-structure-ratio): Removed.
15664 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15666 PR middle-end/40291
15667 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15670 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15672 PR rtl-optimization/40101
15673 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15674 seqno. Adjust comment.
15675 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15676 inserting bookkeeping before a jump, the jump is not scheduled.
15677 When no positive seqno found, provide a value. Add comment.
15679 2009-05-29 Richard Guenther <rguenther@suse.de>
15681 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15682 short-cutting on the first component.
15684 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15686 PR middle-end/39958
15687 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15688 for trees other than decls/types.
15690 2009-05-29 Richard Guenther <rguenther@suse.de>
15692 * tree-ssa-operands.c (get_expr_operands): Do not handle
15693 INDIRECT_REFs in the handled-component case. Remove
15694 unused get_ref_base_and_extent case.
15695 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15696 tree_low_cst and host_integerp where possible.
15697 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15698 codes for equivalence.
15699 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15701 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15703 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15704 to tmake_file for i[34567]86-*-cygwin*.
15706 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15709 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15710 (altivec_categorize_keyword, init_vector_keywords,
15711 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15714 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15716 * tree.c (handle_dll_attribute): Check if node is
15717 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15719 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15721 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15723 (thumb2_zero_extendqidi2): Likewise.
15725 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15727 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15728 instead of gen_movrt.
15729 * config/sh/sh.md (movrt): Remove.
15731 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15733 * doc/invoke.texi (IA-64 Options):
15734 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15735 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15736 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15737 -msched-prefer-non-control-spec-insns,
15738 -msched-stop-bits-after-every-cycle,
15739 -msched-count-spec-in-critical-path,
15740 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15741 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15742 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15743 and -msched-spec-verbose.
15745 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15747 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15748 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15750 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15752 2009-05-28 Richard Guenther <rguenther@suse.de>
15754 * tree-ssa-alias.c (ao_ref_init): New function.
15755 (ao_ref_base): Likewise.
15756 (ao_ref_base_alias_set): Likewise.
15757 (ao_ref_alias_set): Likewise.
15758 (refs_may_alias_p_1): Change signature.
15759 (refs_may_alias_p): Adjust.
15760 (refs_anti_dependent_p): Likewise.
15761 (refs_output_dependent_p): Likewise.
15762 (call_may_clobber_ref_p_1): Change signature.
15763 (call_may_clobber_ref_p): Adjust.
15764 (stmt_may_clobber_ref_p_1): New function split out from ...
15765 (stmt_may_clobber_ref_p): ... here.
15766 (maybe_skip_until): Adjust signature.
15767 (get_continuation_for_phi): Likewise.
15768 (walk_non_aliased_vuses): Likewise.
15769 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15770 (ao_ref_init): Declare.
15771 (ao_ref_base): Likewise.
15772 (ao_ref_alias_set): Likewise.
15773 (stmt_may_clobber_ref_p_1): Likewise.
15774 (walk_non_aliased_vuses): Adjust.
15775 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15776 (get_ref_from_reference_ops): remove.
15777 (vn_reference_lookup_2): Adjust signature.
15778 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15779 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15780 (vn_reference_lookup): Adjust.
15781 (vn_reference_insert): Likewise.
15782 (vn_reference_insert_pieces): Adjust signature.
15783 (visit_reference_op_call): Adjust.
15784 * tree-ssa-pre.c (get_expr_type): Simplify.
15785 (phi_translate_1): Adjust.
15786 (compute_avail): Likewise.
15787 (translate_vuse_through_block): Do not re-build trees.
15788 (value_dies_in_block_x): Likewise.
15789 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15791 (vn_reference_lookup_pieces): Adjust declaration.
15792 (vn_reference_insert_pieces): Likewise.
15794 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15796 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15797 with checking disabled.
15799 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15803 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15804 macro definition for support of three-operand format aligned
15805 .comm directive in assembler on cygwin/pe/mingw target OS.
15806 * configure: Regenerate.
15807 * config.h: Regenerate.
15809 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15810 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15811 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15813 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15814 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15816 2009-05-28 Ira Rosen <irar@il.ibm.com>
15818 PR tree-optimization/40254
15819 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15820 in analysis of basic blocks.
15822 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15824 PR middle-end/33699
15825 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15826 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15827 (TARGET_INITIALIZER): Use it.
15828 * cse.c (CHEAPER): Move it up to the other macros.
15829 (insert): Rename this ...
15830 (insert_with_costs): ... to this. Add cost parameters. Update
15832 (insert): New function. Call insert_with_costs.
15833 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15834 find_reg_offset_for_const, try_const_anchors): New functions.
15835 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15836 when using a const-anchor. Call insert_const_anchors.
15837 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15838 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15840 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15842 * tree-inline.c (remap_decls): Enable nonlocalized variables
15843 when not optimizing.
15845 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15847 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15848 Simplify other tests involving optimize.
15850 2009-05-27 Tom Tromey <tromey@redhat.com>
15852 * unwind-dw2.c (_Unwind_DebugHook): New function.
15853 (uw_install_context): Call _Unwind_DebugHook.
15855 2009-05-27 Tom Tromey <tromey@redhat.com>
15857 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15859 2009-05-27 Ian Lance Taylor <iant@google.com>
15861 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15862 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15863 (ALL_LINKERFLAGS): Define.
15864 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15865 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15866 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15867 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15868 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15869 $(LINKER_FOR_BUILD).
15870 (build/gcov-iov$(build_exeext)): Likewise.
15872 2009-05-27 Julian Brown <julian@codesourcery.com>
15874 * gcse.c (target.h): Include.
15875 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15876 copy of argument to a pseudo register.
15878 2009-05-27 Diego Novillo <dnovillo@google.com>
15880 * tree-ssa-live.c (dump_scope_block): Document arguments.
15881 (dump_scope_blocks): Document.
15882 (debug_scope_blocks): New.
15883 * tree-flow.h (debug_scope_blocks): Declare.
15885 2009-05-21 Denis Chertykov <denisc@overta.ru>
15887 * doc/contrib.texi (Contributors): Add myself to the list.
15889 2009-05-27 Olivier Hainque <hainque@adacore.com>
15891 * expr.c (target_align): New function. Alignment the TARGET of an
15892 assignment may be assume to have.
15893 (highest_pow2_factor_for_target): Use it instead of relying on
15894 immediate tree attributes of TARGET, not necessarily honored when
15895 intermediate bitfields are involved.
15897 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15900 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15901 AVX, SSE4, AES, PCLMUL and POPCNT.
15903 2009-05-27 Diego Novillo <dnovillo@google.com>
15905 * tree-pretty-print.c (dump_location): New.
15906 (dump_generic_node): Call it.
15907 Factor code to handle BLOCK nodes ...
15908 (dump_block_node): ... here.
15910 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15912 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15914 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15916 * gcc-plugin.h: Include config.h and system.h.
15917 (IN_GCC): Define if not defined.
15919 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15921 PR middle-end/40249
15922 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15925 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15927 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15929 * config/m32r/m32r.h: Ditto.
15930 * config/m32r/m32r.md: Ditto.
15931 * config/m32r/predicates.md: Ditto.
15933 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15935 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15937 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15940 (Loading plugins): typo.
15941 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15942 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15943 (Interacting with the GCC Garbage Collector): Added new section.
15944 (Giving information about a plugin): Added new section for
15946 * ggc.h (ggc_register_root_tab): Added declaration.
15947 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15948 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15949 (register_callback): Improved comment in declaration.
15950 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15951 (extra_root_vec) Added static variable for dynamic roots registration.
15952 (ggc_register_root_tab) Added new routine.
15953 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15954 PLUGIN_GGC_MARKING event.
15955 * ggc-zone.c: Include plugin.h.
15956 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15957 * ggc-page.c: Include plugin.h.
15958 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15959 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15960 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15961 (register_callback): check lack of callbacks for
15962 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15963 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15964 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15965 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15966 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15967 dependency on plugin.h.
15968 (plugin.o): Added dependency on ggc.h...
15970 2009-05-26 Richard Guenther <rguenther@suse.de>
15972 PR middle-end/40248
15974 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15975 with mismatched comparison modes.
15977 * expr.c (expand_expr_real_1): Expand the operand of a
15978 VIEW_CONVERT_EXPR in its natural mode.
15980 2009-05-26 Ian Lance Taylor <iant@google.com>
15982 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15983 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15984 (ALL_COMPILERFLAGS): Define.
15985 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15986 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15987 (collect2$(exeext), collect2.o): Likewise.
15988 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15989 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15990 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15991 (libbackend.o, intl.o, cppdefault.o): Likewise.
15992 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15993 (build/%.o): Use $(COMPILER_FOR_BUILD).
15994 (build/gen%$(build_exeext)): Likewise.
15995 (build/gcov-iov$(build_exeext)): LIkewise.
15996 * config/t-darwin (darwin.o): Use $(COMPILER).
15997 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15998 * config/t-sol2 (sol2-c.o): Likewise.
15999 (sol2.o): Likewise.
16000 * config/t-vxworks (vxworks.o): Likewise.
16001 * config/x-darwin (host-darwin.o): Likewise.
16002 * config/x-hpux (host-hpux.o): Likewise.
16003 * config/x-linux (host-linux.o): Likewise.
16004 * config/x-solaris (host-solaris.o): Likewise.
16005 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16006 * config/arm/t-arm (arm-c.o): Likewise.
16007 * config/arm/t-pe (pe.o): Likewise.
16008 * config/arm/t-wince-pe (pe.o): Likewise.
16009 * config/i386/t-cygming (winnt.o): Likewise.
16010 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16011 * config/i386/t-cygwin (cygwin1.o): Likewise.
16012 (cygwin2.o): Likewise.
16013 * config/i386/t-i386 (i386-c.o): Likewise.
16014 * config/i386/t-interix (winnt.o): Likewise.
16015 * config/i386/t-netware (netware.o): Likewise.
16016 * config/i386/t-nwld (nwld.o): Likewise.
16017 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16018 * config/i386/x-i386 (driver-i386.o): Likewise.
16019 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16020 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16021 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16022 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16023 * config/mips/x-native (driver-native.o): Likewise.
16024 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16025 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16026 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16027 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16028 * config/score/t-score-elf (score7.o): Likewise.
16029 (score3.o): Likewise.
16030 * config/sh/t-sh (sh-c.o): Likewise.
16031 * config/sh/t-symbian (sh-c.o): Likewise.
16032 (symbian.o): Likewise.
16033 * config/spu/t-spu-elf (spu-c.o): Likewise.
16034 * config/v850/t-v850 (v850-c.o): Likewise.
16035 * config/v850/t-v850e (v850-c.o): Likewise.
16037 2009-05-26 Richard Guenther <rguenther@suse.de>
16039 PR tree-optimization/40122
16040 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16041 VECTOR_CSTs if possible.
16042 (fold_gimple_assign): Likewise.
16044 2009-05-26 Richard Guenther <rguenther@suse.de>
16046 PR middle-end/40252
16047 * fold-const.c (fold_binary): Use the correct types for building
16050 2009-05-26 Richard Guenther <rguenther@suse.de>
16052 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16053 redundant calls to merge_alias_info.
16054 (bump_vector_ptr): Likewise.
16055 * tree-ssa-copy.c (merge_alias_info): Remove.
16056 (replace_exp_1): Remove call to merge_alias_info.
16057 (propagate_tree_value): Likewise.
16058 (fini_copy_prop): Propagate points-to info.
16059 * tree-flow.h (merge_alias_info): Remove.
16061 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16063 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16065 2009-05-25 Jan Hubicka <jh@suse.cz>
16067 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16068 * cgraph.h (struct inline_summary): New filed self_wize,
16069 size_inlining_benefit, self_time and time_inlining_benefit.
16070 (struct cgraph_global_info): Replace insns by time ans size fields.
16071 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16072 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16073 (ipcp_update_callgraph): Do not touch function bodies.
16074 * ipa-inline.c: Include except.h
16075 (MAX_TIME): New constant.
16076 (overall_insns): Remove.
16077 (leaf_node_p): New.
16078 (overall_size, max_benefit): New static variables.
16079 (cgraph_estimate_time_after_inlining): New function.
16080 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16081 (cgraph_clone_inlined_nodes): Update size.
16082 (cgraph_mark_inline_edge): Update size.
16083 (cgraph_estimate_growth): Use size info.
16084 (cgraph_check_inline_limits): Check size.
16085 (cgraph_default_inline_p): Likewise.
16086 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16087 (cgraph_decide_recursive_inlining): Check size.
16088 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16090 (cgraph_decide_inlining): Likewise.
16091 (cgraph_decide_inlining_incrementally): Likewise; honor
16092 PARAM_EARLY_INLINING_INSNS.
16093 (likely_eliminated_by_inlining_p): New predicate.
16094 (estimate_function_body_sizes): New function.
16095 (compute_inline_parameters): Use it.
16096 * except.c (must_not_throw_labels): New function.
16097 * except.h (must_not_throw_labels): Declare.
16098 * tree-inline.c (init_inline_once): Kill inlining_weigths
16099 * tree-ssa-structalias.c: Avoid uninitialized warning.
16100 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16101 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16102 (PARAM_INLINE_CALL_COST): Remove.
16103 (PARAM_EARLY_INLINING_INSNS): New.
16105 2009-05-25 Richard Guenther <rguenther@suse.de>
16107 PR tree-optimization/36327
16108 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16109 callback for reference translation or lookup at the point of may-defs.
16110 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16111 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16112 for union COMPONENT_REFs.
16113 (vn_reference_lookup_3): New callback. Lookup from memset
16114 and CONSTRUCTOR assignment, translate through struct copies.
16115 (vn_reference_lookup_pieces): Make sure to not free the
16116 passed operands array. Adjust walk_non_aliased_vuses call.
16117 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16118 make sure we do not leak memory.
16120 2009-05-25 Richard Guenther <rguenther@suse.de>
16122 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16123 * tree-inline.c (expand_call_inline): Reset the escaped and
16124 callused solutions.
16125 * tree-ssa-structalias.c (pass_build_ealias): New.
16126 * tree-pass.h (pass_build_ealias): Declare.
16127 * passes.c (init_optimization_passes): Add PTA during
16128 early optimizations.
16129 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16130 and CALLUSED solutions.
16131 (dump_points_to_solution): New function, split out from ...
16132 (dump_points_to_info_for): ... here.
16133 * tree-parloops.c (parallelize_loops): Reset the escaped and
16134 callused solutions.
16136 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16139 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16140 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16142 2009-05-25 Ira Rosen <irar@il.ibm.com>
16144 PR tree-optimization/40238
16145 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16146 statements after basic block's labels.
16147 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16148 to free the allocated memory.
16150 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16152 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16153 return address with a USE.
16155 2009-05-24 Richard Guenther <rguenther@suse.de>
16157 PR middle-end/40233
16158 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16159 array type from the main variant of the inner type.
16161 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16163 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16164 definition to bool (from int) to un-break build.
16165 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16167 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16169 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16170 discard_stmt_changes): Delete.
16171 * tree-ssa-operands.c (scb_stack): Delete.
16172 (init_ssa_operands): Do not initialize it.
16173 (fini_ssa_operands): Do not free it.
16174 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16176 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16177 update_stmt, remove the others. Fix comments.
16178 * tree-dfa.c (optimize_stack_restore): Likewise.
16179 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16180 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16181 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16182 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16184 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16185 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16186 (dom_opt_finalize_block): Likewise, adjusting access to
16188 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16189 (stmts_to_rescan): Change item type to gimple.
16190 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16192 2009-05-24 Ira Rosen <irar@il.ibm.com>
16194 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16195 * tree-pass.h (pass_slp_vectorize): New pass.
16196 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16197 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16198 * tree-vectorizer.c (timevar.h): Include.
16199 (user_vect_verbosity_level): Declare.
16200 (vect_location): Fix comment.
16201 (vect_set_verbosity_level): Update user_vect_verbosity_level
16202 instead of vect_verbosity_level.
16203 (vect_set_dump_settings): Add an argument. Ignore user defined
16204 verbosity if dump flags require higher level of verbosity. Print to
16205 stderr only for loop vectorization.
16206 (vectorize_loops): Update call to vect_set_dump_settings.
16207 (execute_vect_slp): New function.
16208 (gate_vect_slp): Likewise.
16209 (struct gimple_opt_pass pass_slp_vectorize): New.
16210 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16211 access its members.
16212 (vec_info_for_bb): New function.
16213 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16214 (VECTORIZATION_ENABLED): New macro.
16215 (SLP_ENABLED, SLP_DISABLED): Likewise.
16216 (vect_is_simple_use): Add bb_vec_info argument.
16217 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16218 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16219 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16220 vect_schedule_slp, vect_analyze_slp): Likewise.
16221 (vect_analyze_stmt): Add slp_tree argument.
16222 (find_bb_location): Declare.
16223 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16224 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16225 (vect_analyze_loop_operations, vect_analyze_loop,
16226 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16227 vect_finalize_reduction, vectorizable_reduction,
16228 vectorizable_live_operation, vect_transform_loop): Likewise.
16229 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16230 skip evolution analysis if analyzing a basic block.
16231 (dr_analyze_indices): Likewise.
16232 (initialize_data_dependence_relation): Skip the test whether the
16233 object is invariant for basic blocks.
16234 (compute_all_dependences): Skip dependence analysis for data
16235 references in basic blocks.
16236 (find_data_references_in_stmt): Don't fail in case of invariant
16237 access in basic block.
16238 (find_data_references_in_bb): New function.
16239 (find_data_references_in_loop): Move code to
16240 find_data_references_in_bb and add a call to it.
16241 (compute_data_dependences_for_bb): New function.
16242 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16243 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16245 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16246 unknown dependence in basic block and fail in case of dependence in
16248 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16249 dependence instances from either loop or basic block vectorization
16251 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16252 before calling nested_in_vect_loop_p.
16253 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16254 dependence instances from either loop or basic block vectorization
16256 (vect_verify_datarefs_alignment): Likewise.
16257 (vect_enhance_data_refs_alignment): Adjust function calls.
16258 (vect_analyze_data_refs_alignment): Likewise.
16259 (vect_analyze_group_access): Fix printing. Skip different checks if
16260 DR_STEP is 0. Keep strided stores either in loop or basic block
16261 vectorization data structure. Fix indentation.
16262 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16264 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16265 dependence instances from either loop or basic block vectorization
16267 (vect_analyze_data_refs): Update comment. Call
16268 compute_data_dependences_for_bb to analyze basic blocks.
16269 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16270 case of loop vectorization. In case of basic block vectorization use
16271 data-ref itself as a base.
16272 (vect_create_data_ref_ptr): In case of basic block vectorization:
16273 don't advance the pointer, add new statements before the current
16274 statement. Adjust function calls.
16275 (vect_supportable_dr_alignment): Support only aligned accesses in
16276 basic block vectorization.
16277 * common.opt (ftree-slp-vectorize): New flag.
16278 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16279 (vect_pattern_recog_1): Likewise.
16280 * tree-vect-stmts.c (process_use): Likewise.
16281 (vect_init_vector): Add new statements in the beginning of the basic
16282 block in case of basic block SLP.
16283 (vect_get_vec_def_for_operand): Adjust function calls.
16284 (vect_finish_stmt_generation): Likewise.
16285 (vectorizable_call): Add assert that it is loop vectorization, adjust
16287 (vectorizable_conversion, vectorizable_assignment): Likewise.
16288 (vectorizable_operation): In case of basic block SLP, take
16289 vectorization factor from statement's type and skip the relevance
16290 check. Adjust function calls.
16291 (vectorizable_type_demotion): Add assert that it is loop
16292 vectorization, adjust function calls.
16293 (vectorizable_type_promotion): Likewise.
16294 (vectorizable_store): Check for outer loop only in case of loop
16295 vectorization. Adjust function calls. For basic blocks, skip the
16296 relevance check and don't advance pointers.
16297 (vectorizable_load): Likewise.
16298 (vectorizable_condition): Add assert that it is loop vectorization,
16299 adjust function calls.
16300 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16301 that it is not reduction, get vector type, call only supported
16302 functions, skip loop specific parts.
16303 (vect_transform_stmt): Check for outer loop only in case of loop
16305 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16306 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16307 for external definition.
16308 * passes.c (pass_slp_vectorize): New pass.
16309 * tree-vect-slp.c (find_bb_location): New function.
16310 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16311 check for patterns only in loops.
16312 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16313 case of multiple types in basic block SLP.
16314 (vect_mark_slp_stmts_relevant): New function.
16315 (vect_supported_load_permutation_p): Fix comment.
16316 (vect_analyze_slp_instance): Add argument. In case of basic block
16317 SLP, take vectorization factor from statement's type, check that
16318 unrolling factor is 1. Adjust function call. Save SLP instance in
16319 either loop or basic block vectorization structure. Return FALSE,
16321 (vect_analyze_slp): Add argument. Get strided stores groups from
16322 either loop or basic block vectorization structure. Return FALSE
16323 if basic block SLP failed.
16324 (new_bb_vec_info): New function.
16325 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16326 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16327 (vect_schedule_slp): Add argument. Get SLP instances from either
16328 loop or basic block vectorization structure. Set vectorization factor
16329 to be 1 for basic block SLP.
16330 (vect_slp_transform_bb): New function.
16331 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16333 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16335 * final.c (shorten_branches): Do not align labels for jump tables.
16336 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16338 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16340 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16341 Remove outdated reference to flow.c and fix nits.
16342 * doc/gccint.texi: Tweak RTL description.
16343 * doc/rtl.texi: Likewise.
16345 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16347 * config/avr/avr.c: Change my email address.
16348 * config/avr/avr.h: Likewise.
16349 * config/avr/avr.md: Likewise.
16350 * config/avr/avr-protos.h: Likewise.
16351 * config/avr/libgcc.S: Likewise.
16353 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16355 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16356 (spu_split_load, spu_split_store): Change return type to int.
16357 (spu_split_convert): Declare.
16358 * config/spu/predicates.md (spu_mem_operand): Remove.
16359 (spu_mov_operand): Update.
16360 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16361 * config/spu/spu.c (regno_aligned_for_load): Remove.
16362 (reg_aligned_for_addr, spu_expand_load): Define.
16363 (spu_expand_extv): Reimplement and handle MEM.
16364 (spu_expand_insv): Handle MEM.
16365 (spu_sched_reorder): Handle insn's with length 0.
16366 (spu_legitimate_address_p): Reimplement.
16367 (store_with_one_insn_p): Return TRUE for any mode with size
16368 larger than 16 bytes.
16369 (address_needs_split): Define.
16370 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16372 (spu_convert_move): Define.
16373 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16374 (spu_split_store): Change all MEM's to TImode.
16375 (spu_init_expanders): Preallocate registers that correspond to
16376 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16378 (spu_split_convert): Define.
16379 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16380 (_move<mode>, _movdi, _movti): Update predicate and condition.
16381 (load, store): Change to define_split.
16382 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16384 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16385 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16386 define_insn_and_split of lshr<mode>3.
16387 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16388 (<v>ashr<mode>3_imm): Define.
16389 (extv, extzv, insv): Allow MEM operands.
16390 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16391 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16392 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16393 (_spu_convert2): Change to define_insn_and_split and remove the
16394 corresponding define_peephole2.
16395 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16396 Change predicates to memory_operand.
16398 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16400 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16402 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16404 PR tree-optimization/40219
16405 * tree.c (iterative_hash_expr): Make sure the builtin function is
16406 a normal builtin function and not a front end or back end builtin
16407 before indexing into the built_in_decls array.
16409 2009-05-22 Richard Guenther <rguenther@suse.de>
16411 PR middle-end/38964
16412 * alias.c (write_dependence_p): Do not use TBAA for answering
16413 anti-dependence or output-dependence.
16414 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16415 (emit_pointer_definition): Remove.
16416 (emit_alias_warning): Likewise.
16417 (find_what_var_points_to): Remove TBAA pruning code.
16418 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16420 (compute_points_to_sets): Remove code computing the set of
16421 dereferenced pointers.
16422 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16423 oracle for querying anti and output dependencies.
16424 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16425 if TBAA may be applied.
16426 (refs_anti_dependent_p): New function.
16427 (refs_output_dependent_p): Likewise.
16428 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16429 (refs_output_dependent_p): Likewise.
16430 * doc/tree-ssa.texi (Memory model): New section.
16431 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16432 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16433 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16434 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16435 * expr.c (expand_expr_real_1): Likewise.
16436 * gimple-low.c (lower_stmt): Likewise.
16437 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16438 (dump_gimple_cdt): Remove.
16439 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16440 (gimple_size): Likewise.
16441 (walk_gimple_op): Likewise.
16442 (is_gimple_stmt): Likewise.
16443 (walk_stmt_load_store_addr_ops): Likewise.
16444 (gimple_build_cdt): Remove.
16445 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16446 * gimple.h (gimple_cdt_new_type): Remove.
16447 (gimple_cdt_new_type_ptr): Likewise.
16448 (gimple_cdt_set_new_type): Likewise.
16449 (gimple_cdt_location): Likewise.
16450 (gimple_cdt_location_ptr): Likewise.
16451 (gimple_cdt_set_location): Likewise.
16452 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16453 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16454 GIMPLE_CHANGE_DYNAMIC_TYPE.
16455 (verify_types_in_gimple_stmt): Likewise.
16456 * tree-inline.c (estimate_num_insns): Likewise.
16457 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16458 (copy_decl_to_var): Likewise.
16459 (copy_result_decl_to_var): Likewise.
16460 * tree-pretty-print.c (dump_generic_node): Do not handle
16461 CHANGE_DYNAMIC_TYPE_EXPR.
16462 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16463 * tree-ssa-operands.c (get_expr_operands): Likewise.
16464 * tree-ssa-structalias.c (struct variable_info): Remove
16465 no_tbaa_pruning member.
16466 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16467 (unify_nodes): Do not copy it.
16468 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16469 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16470 (set_uids_in_ptset): Do not check it.
16471 (find_what_var_points_to): Likewise.
16472 (compute_tbaa_pruning): Remove.
16473 (compute_points_to_sets): Do not call it.
16474 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16475 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16476 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16477 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16478 (DECL_NO_TBAA_P): Likewise.
16479 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16480 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16481 (expand_omp_atomic_pipeline): Do not set it.
16482 * print-tree.c (print_node): Do not dump it.
16483 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16486 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16489 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16492 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16494 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16497 2009-05-22 Ben Elliston <bje@au.ibm.com>
16499 * Makefile.in (bversion.h, s-bversion): New targets.
16500 (TOPLEV_H): Add bversion.h.
16501 * toplev.h: Include "bversion.h".
16502 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16503 the __format__ attribute only if compiling with the same version
16504 of GCC as the sources (the "build version").
16506 2009-05-22 Ben Elliston <bje@au.ibm.com>
16508 * c-format.c (handle_format_attribute): Fix comment typo.
16510 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16513 * config/ia64/ia64.opt (mfused-madd): New.
16514 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16515 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16516 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16517 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16518 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16519 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16520 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16521 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16522 instruction if !TARGET_FUSED_MADD.
16523 (fpma, fpms): Remove colon from name.
16525 2009-05-22 Richard Guenther <rguenther@suse.de>
16527 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16528 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16529 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16531 (create_expression_by_pieces): Only convert if necessary.
16532 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16533 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16535 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16537 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16538 regular pattern from a template and rename it ...
16539 (*extzv_truncsi_exts): ... to this.
16541 2009-05-21 Richard Guenther <rguenther@suse.de>
16543 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16544 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16545 (cgraph_default_inline_p): Likewise.
16546 (cgraph_decide_inlining_incrementally): Likewise.
16548 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16549 Uros Bizjak <ubizjak@gmail.com>
16551 * config/i386/cpuid.h (bit_MOVBE): New.
16553 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16555 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16556 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16557 (ix86_handle_option): Handle OPT_mmovbe.
16558 (ix86_target_string): Add -mmovbe.
16559 (pta_flags): Add PTA_MOVBE.
16560 (processor_alias_table): Add PTA_MOVBE to "atom".
16561 (override_options): Handle PTA_MOVBE.
16563 * config/i386/i386.h (TARGET_MOVBE): New.
16565 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16566 (*bswapsi_movbe): New.
16567 (*bswapdi_movbe): Likewise.
16568 (bswapdi2): Renamed to ...
16569 (*bswapdi_1): This.
16570 (bswapdi2): New expander.
16572 * config/i386/i386.opt (mmovbe): New.
16574 * doc/invoke.texi: Document -mmovbe.
16576 2009-05-21 Taras Glek <tglek@mozilla.com>
16578 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16579 * gcc-plugin.h (plugin_init): Updated signature.
16580 * gcc-plugin.h (plugin_name_args): Moved to this header.
16581 * doc/plugins.texi (plugin_init): Updated documention to reflect
16583 * doc/plugins.texi (plugin_name_args): Added to documention.
16585 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16587 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16588 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16590 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16592 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16593 JUMP_TABLE_DATA_P predicates where applicable.
16594 * config/i386/predicates.md: Ditto.
16595 * config/i386/sse.md: Ditto.
16597 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16599 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16600 operand2 -128 override length_immediate attribute to 1.
16601 * config/i386/predicates.md (constm128_operand): New predicate.
16603 * config/i386/i386.c (memory_address_length): Handle %r12
16604 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16606 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16607 mode look through optional ZERO_EXTEND and SUBREG.
16608 * config/i386/i386.md (R12_REG): New define_constant.
16609 (prefix_data16): For sse unit set also for MODE_TI insns.
16610 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16611 insns set if operand 1 is ext_QIreg_operand.
16612 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16613 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16615 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16616 mode from MODE_DI to MODE_SI.
16617 (movdi_1_rex64): Override modrm and length_immediate attributes
16618 only for movabs (TYPE_IMOV, alternative 2).
16619 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16620 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16621 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16622 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16623 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16624 prefix_rex attribute if DImode.
16625 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16626 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16627 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16628 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16629 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16630 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16631 Likewise. For TYPE_IMOV clear length_immediate attribute.
16632 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16633 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16634 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16635 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16636 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16637 or one operand TYPE_ISHIFT.
16638 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16639 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16640 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16641 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16642 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16643 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16644 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16645 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16646 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16647 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16648 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16649 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16650 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16651 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16652 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16653 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16654 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16655 set mode attribute, don't override length attribute.
16656 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16658 (return_internal_long): Set length attribute to 2 instead of 1.
16659 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16660 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16661 prefix_rex attribute.
16662 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16664 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16666 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16668 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16670 2009-05-20 Ian Lance Taylor <iant@google.com>
16672 * tree.c (build_tree_list_vec_stat): New function.
16673 (ctor_to_vec): New function.
16674 (build_nt_call_vec): New function.
16675 (build_call_array): Change args to be a const pointer.
16676 (build_call_vec): New function.
16677 * tree.h (build_nt_call_vec): Declare.
16678 (build_tree_list_vec_stat): Declare.
16679 (build_tree_list_vec): Define.
16680 (build_call_array): Update declaration.
16681 (build_call_vec): Declare.
16682 (ctor_to_vec): Declare.
16683 * c-common.c (tree_vector_cache): New static variable.
16684 (make_tree_vector): New function.
16685 (release_tree_vector): New function.
16686 (make_tree_vector_single): New function.
16687 (make_tree_vector_copy): New function.
16688 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16689 (make_tree_vector_single, make_tree_vector_copy): Declare.
16690 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16691 (c_parser_expr_list): Don't manage cache here, instead call
16693 (c_parser_release_expr_list): Remove static function.
16694 (c_parser_vec_to_tree_list): Remove static function.
16695 (c_parser_attributes): Call build_tree_list_vec instead of
16696 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16697 c_parser_release_expr_list.
16698 (c_parser_postfix_expression_after_primary): Likewise.
16699 (c_parser_objc_keywordexpr): Likewise.
16701 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16703 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16704 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16705 TARGET_CONVERT_TO_TYPE.
16706 * hooks.c (hook_tree_const_tree_null): Define.
16707 * hooks.h (hook_tree_const_tree_null): Declare.
16708 * target.h (struct gcc_target): Add invalid_parameter_type,
16709 invalid_return_type, promoted_type, and convert_to_type fields.
16710 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16711 (TARGET_INVALID_RETURN_TYPE): Define.
16712 (TARGET_PROMOTED_TYPE): Define.
16713 (TARGET_CONVERT_TO_TYPE): Define.
16714 (TARGET_INITIALIZER): Update for new fields.
16715 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16716 (grokparms): Check targetm.invalid_parameter_type.
16717 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16718 * c-convert.c (convert): Check targetm.convert_to_type.
16720 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16722 * config/mips/mips.md (*extenddi_truncate<mode>,
16723 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16725 (*extendhi_truncateqi): New define_insn_and_sptit.
16727 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16729 PR middle-end/40204
16730 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16731 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16733 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16735 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16736 the operand of VIEW_CONVERT_EXPR.
16738 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16740 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16741 extended family and model for Intel processors. Support Intel Atom.
16743 2009-05-20 Olivier Hainque <hainque@adacore.com>
16745 * gstab.h (stab_code_type): Define, to be used instead of the
16746 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16748 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16749 occurrences by stab_code_type.
16750 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16752 2009-05-20 Martin Jambor <mjambor@suse.cz>
16754 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16755 (sra_insert_before): Likewise.
16756 (sra_insert_after): Likewise.
16757 (sra_init_cache): Likewise.
16758 (sra_type_can_be_decomposed_p): Likewise.
16759 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16760 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16761 (sra_insert_before): Likewise.
16762 (sra_insert_after): Likewise.
16763 (sra_init_cache): Likewise.
16764 (insert_edge_copies_seq): Made static and moved upwards.
16766 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16769 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16771 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16772 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16775 2009-05-20 Richard Guenther <rguenther@suse.de>
16777 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16778 with mismatched comparison modes.
16780 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16782 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16783 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16784 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16785 with shifts for Thumb2.
16786 (orsi_notsi): New for orn.
16787 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16788 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16789 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16790 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16791 Don't invert remainder for IOR.
16793 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16795 PR tree-optimization/40087
16796 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16797 number_of_iterations_ne): Rename never_infinite argument.
16798 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16799 number_of_iterations_le): Handle pointer-type ivs when
16800 exit_must_be_taken is false.
16801 (number_of_iterations_cond): Do not always assume that
16802 exit_must_be_taken if the control variable is a pointer.
16804 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16806 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16807 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16809 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16811 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16812 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16814 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16817 * c.opt (Wlogical-op): Disabled by default.
16818 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16820 * doc/invoke.texi (Wlogical-op): Likewise.
16822 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16824 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16826 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16827 Propagate the type of the first operand.
16828 <ASSERT_EXPR>: Simplify.
16829 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16830 Rewrite using the RHS code as discriminant.
16831 <NOP_EXPR>: Turn into CASE_CONVERT.
16832 <PLUS_EXPR>: Propagate the type of the first operand.
16834 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16836 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16837 (ia64_dconst_0_375): New.
16838 * config/ia64/ia64.c (ia64_override_options): Remove
16839 -minline-sqrt-min-latency warning.
16840 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16841 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16842 * config/ia64/ia64.md (*sqrt_approx): Remove.
16843 (sqrtsf2): Remove #if 0.
16844 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16845 (sqrtdf): Remove assert.
16846 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16847 (sqrtxf2): Remove #if 0.
16848 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16849 * div.md (sqrt_approx_rf): New.
16850 (sqrtsf2_internal_thr): New implementation.
16851 (sqrtsf2_internal_lat): New.
16852 (sqrtdf2_internal_thr: New implementation.
16853 (sqrtxf2_internal): New implementation.
16855 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16856 Hans-Peter Nilsson <hp@axis.com>
16858 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16859 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16860 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16861 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16862 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16863 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16864 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16865 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16866 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16867 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16868 * c-common.c: ...from here.
16870 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16872 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16874 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16876 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16878 2009-05-19 Ben Elliston <bje@au.ibm.com>
16880 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16881 assignments with memcpy calls.
16882 (add_fdes): Likewise.
16883 (binary_search_unencoded_fdes): Likewise.
16884 (linear_search_fdes): Eliminate type puns.
16886 2009-05-19 Richard Guenther <rguenther@suse.de>
16888 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16889 not falsely claim to have propagated into all uses.
16891 2009-05-19 Ben Elliston <bje@au.ibm.com>
16893 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16896 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16898 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16899 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16900 (TARGET_LEGITIMATE_ADDRESS_P): New.
16901 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16902 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16904 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16907 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16908 child of the containing namespace's DIE.
16910 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16912 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16913 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16914 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16917 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16920 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16921 gen_align with gen_pad.
16922 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16923 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16925 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16926 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16928 * config/i386/i386.md (align): Renamed to ...
16929 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16930 ASM_OUTPUT_MAX_SKIP_PAD.
16932 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16934 * config.gcc: Fix variable syntax.
16937 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16938 before calling exact_log2.
16939 (output_iorsi3): Likewise.
16940 (output_xorsi3): Likewise.
16942 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16944 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16945 for the none zero constant operand except for EQ and NE
16946 comprisons even when the first operand is R0.
16948 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16950 * config/s390/2064.md: Remove trailing whitespaces.
16951 * config/s390/2084.md: Likewise.
16952 * config/s390/constraints.md: Likewise.
16953 * config/s390/fixdfdi.h: Likewise.
16954 * config/s390/libgcc-glibc.ver: Likewise.
16955 * config/s390/s390-modes.def: Likewise.
16956 * config/s390/s390-protos.h: Likewise.
16957 * config/s390/s390.c: Likewise.
16958 * config/s390/s390.h: Likewise.
16959 * config/s390/s390.md: Likewise.
16960 * config/s390/tpf-unwind.h: Likewise.
16962 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16964 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16966 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16969 * configure.ac (m68k-*-*): Check if binutils support TLS.
16970 * configure: Regenerate.
16971 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16972 * config/m68k/constraints.md (Cu): New constraint.
16973 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16974 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16975 (movsi): Handle TLS symbols.
16976 (addsi3_5200): Handle XTLS symbols, indent.
16977 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16978 (m68k_tls_reference_p): Declare.
16979 (m68k_legitimize_address): Declare.
16980 (m68k_unwrap_symbol): Declare.
16981 * config/m68k/m68k.opt (mxtls): New option.
16982 * config/m68k/m68k.c (ggc.h): Include.
16983 (m68k_output_dwarf_dtprel): Implement hook.
16984 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16985 (m68k_expand_prologue): Load GOT pointer when function needs it.
16986 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16987 (m68k_legitimate_constant_address_p): Same.
16988 (m68k_decompose_address): Handle TLS references.
16989 (m68k_get_gp): New static function.
16990 (enum m68k_reloc): New contants.
16991 (TLS_RELOC_P): New macro.
16992 (m68k_wrap_symbol): New static function.
16993 (m68k_unwrap_symbol): New function.
16994 (m68k_final_prescan_insn_1): New static function.
16995 (m68k_final_prescan_insn): New function.
16996 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16998 (legitimize_pic_address): Handle TLS references..
16999 (m68k_tls_get_addr, m68k_get_tls_get_addr)
17000 (m68k_libcall_value_in_a0_p)
17001 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
17002 (m68k_call_m68k_read_tp): Helper variables and functions for ...
17003 (m68k_legitimize_tls_address): Handle TLS references.
17004 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17006 (m68k_legitimize_address): Handle TLS symbols.
17007 (m68k_get_reloc_decoration): New static function.
17008 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17010 (m68k_output_dwarf_dtprel): Implement hook.
17011 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17012 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17013 m68k_call_* routines.
17014 (sched_attr_op_type): Handle TLS symbols.
17015 (gt-m68k.h): Include.
17016 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17017 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17019 2009-05-18 Martin Jambor <mjambor@suse.cz>
17021 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17022 (visit_store_addr_for_mod_analysis): New function.
17023 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17024 (determine_cst_member_ptr): Use gimple_assign_single_p.
17025 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17026 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17027 operands. Don't check number of operands of a NOP_EXPR.
17029 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17031 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17033 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17036 * c-common.c (warn_logical_operator): Don't warn if one of
17037 expression isn't always true or false.
17039 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17041 * config/i386/biarch32.h: New file.
17042 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17044 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17046 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17047 *zero_extend<mode>_truncqi): Merge these into ...
17048 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17049 Name the pattern following this as *zero_extendhi_truncqi.
17051 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17053 PR middle-end/39301
17054 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17055 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17056 (output_info): Make field HOST_WIDEST_INT.
17057 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17058 (dump_bitmat_statistics): Same.
17060 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17062 * config.gcc (use_gcc_stdint): Set to wrap.
17063 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17064 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17065 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17066 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17067 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17068 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17069 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17070 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17072 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17074 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17076 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17077 Move definitions earlier.
17078 (OPT_ARCH64, OPT_ARCH32): Define.
17079 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17082 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17085 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17088 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17090 * arm.md (movdi2): Copy non-reg values to DImode registers.
17092 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17095 * final.c (label_to_max_skip): New function.
17096 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17097 CODE_LABEL_NUMBER <= max_labelno.
17098 * output.h (label_to_max_skip): New prototype.
17099 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17100 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17101 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17102 Handle CODE_LABELs with >= 16 byte alignment or with
17103 max_skip == (1 << align) - 1.
17104 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17105 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17108 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17109 .p2align 3 if MAX_SKIP is smaller than 7.
17110 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17112 2009-05-15 Ian Lance Taylor <iant@google.com>
17114 * alias.c (struct alias_set_entry_d): Rename from struct
17115 alias_set_entry. Change all uses.
17116 * except.c (struct call_site_record_d): Rename from struct
17117 call_site_record. Change all uses.
17118 * except.h (struct eh_region_d): Rename from struct eh_region.
17120 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17122 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17123 ivtype_map_elt. Change all uses.
17124 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17126 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17127 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17129 (struct sese_d): Rename from struct sese. Change all uses.
17130 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17131 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17132 * optabs.h (struct optab_d): Rename from struct optab. Change all
17134 (struct convert_optab_d): Rename from struct convert_optab.
17136 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17137 ipa_opt_pass. Change all uses.
17138 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17141 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17142 defined as a typedef.
17143 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17146 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17149 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17151 (merge_ranges): Returns bool.
17152 * tree.h (make_range): .. to here.
17153 (build_range_check): Likewise.
17154 (merge_ranges): Likewise. Renamed from merge_ranges.
17155 * c-typeck.c (parser_build_binary_op): Update calls to
17156 warn_logical_operator.
17157 * c-common.c (warn_logical_operator): Add new warning.
17158 * c-common.h (warn_logical_operator): Update declaration.
17160 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17162 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17164 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17166 * doc/install.texi: Document MPC requirements, flags etc.
17168 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17169 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17170 Evaluate constant arguments.
17171 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17172 (fold_builtin_1): Likewise, also evaluate constant arguments.
17173 Remove superfluous break.
17174 (do_mpc_ckconv): New.
17175 * real.h: Include mpc.h.
17176 * toplev.c (print_version): Output MPC version info if available.
17178 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17180 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17182 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17184 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17187 2009-05-15 Jan Hubicka <jh@suse.cz>
17189 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17190 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17191 (try_inline): Fix return value.
17192 (cgraph_decide_inlining_incrementally): Honor new value.
17193 (cgraph_early_inlining): Handle indirect inlining.
17194 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17196 2009-05-15 Jan Hubicka <jh@suse.cz>
17198 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17199 * cgraphunit.c (cgraph_finalize_function): Set it.
17200 (cgraph_expand_function): Use it.
17202 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17204 * real.c (encode_ieee_half): Define.
17205 (decode_ieee_half): Define.
17206 (ieee_half_format): Define.
17207 (arm_half_format): Define.
17208 * real.h (ieee_half_format): Declare.
17209 (arm_half_format): Declare.
17211 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17213 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17214 swapped, and reversed optabs exist before trying to use them.
17216 2009-05-15 Paul Brook <paul@codesourcery.com>
17217 Sandra Loosemore <sandra@codesourcery.com>
17219 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17220 loads. Allow PRE_DEC.
17221 (output_move_neon): Handle PRE_DEC.
17222 (arm_print_operand): Add 'A' for neon structure loads.
17223 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17224 * config/arm/neon.md (neon_mov): Update comment.
17225 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17227 (Um): New constraint.
17229 2009-05-15 Jan Hubicka <jh@suse.cz>
17231 Revert the following patch until testsuite fallout is fixed:
17232 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17233 * cgraph.h (struct inline_summary): New filed self_wize,
17234 size_inlining_benefit, self_time and time_inlining_benefit.
17235 (struct cgraph_global_info): Replace insns by time ans size fields.
17236 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17237 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17238 (ipcp_update_callgraph): Do not touch function bodies.
17239 * ipa-inline.c: Include except.h
17240 (MAX_TIME): New constant.
17241 (overall_insns): Remove
17242 (overall_size, max_benefit): New static variables.
17243 (cgraph_estimate_time_after_inlining): New function.
17244 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17245 (cgraph_clone_inlined_nodes): Update size.
17246 (cgraph_mark_inline_edge): Update size.
17247 (cgraph_estimate_growth): Use size info.
17248 (cgraph_check_inline_limits): Check size.
17249 (cgraph_default_inline_p): Likewise.
17250 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17251 (cgraph_decide_recursive_inlining): Check size.
17252 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17254 (cgraph_decide_inlining): Likewise.
17255 (cgraph_decide_inlining_incrementally): Likewise; honor
17256 PARAM_EARLY_INLINING_INSNS.
17257 (likely_eliminated_by_inlining_p): New predicate.
17258 (estimate_function_body_sizes): New function.
17259 (compute_inline_parameters): Use it.
17260 * except.c (must_not_throw_labels): New function.
17261 * except.h (must_not_throw_labels): Declare.
17262 * tree-inline.c (init_inline_once): Kill inlining_weigths
17263 * tree-ssa-structalias.c: Avoid uninitialized warning.
17264 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17265 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17266 (PARAM_INLINE_CALL_COST): Remove.
17267 (PARAM_EARLY_INLINING_INSNS): New.
17269 2009-05-15 Richard Guenther <rguenther@suse.de>
17271 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17272 not TODO_update_ssa.
17274 2009-05-15 Richard Guenther <rguenther@suse.de>
17276 PR tree-optimization/39999
17277 * gimple.h (gimple_expr_type): Use the expression type looking
17278 through useless conversions.
17279 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17280 (vn_nary_op_insert_stmt): Likewise.
17281 (simplify_binary_expression): Likewise.
17283 2009-05-15 Richard Guenther <rguenther@suse.de>
17285 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17286 New options, enabled by default.
17287 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17289 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17290 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17291 * tree-ssa-structalias.c (gate_tree_pta): New function.
17292 (pass_build_alias): Use it.
17294 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17296 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17297 recurse on an invariant address if a conversion from a pointer
17298 type to a wider integer type is involved.
17300 2009-05-15 Jan Hubicka <jh@suse.cz>
17302 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17303 * cgraph.h (struct inline_summary): New filed self_wize,
17304 size_inlining_benefit, self_time and time_inlining_benefit.
17305 (struct cgraph_global_info): Replace insns by time ans size fields.
17306 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17307 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17308 (ipcp_update_callgraph): Do not touch function bodies.
17309 * ipa-inline.c: Include except.h
17310 (MAX_TIME): New constant.
17311 (overall_insns): Remove
17312 (overall_size, max_benefit): New static variables.
17313 (cgraph_estimate_time_after_inlining): New function.
17314 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17315 (cgraph_clone_inlined_nodes): Update size.
17316 (cgraph_mark_inline_edge): Update size.
17317 (cgraph_estimate_growth): Use size info.
17318 (cgraph_check_inline_limits): Check size.
17319 (cgraph_default_inline_p): Likewise.
17320 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17321 (cgraph_decide_recursive_inlining): Check size.
17322 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17324 (cgraph_decide_inlining): Likewise.
17325 (cgraph_decide_inlining_incrementally): Likewise; honor
17326 PARAM_EARLY_INLINING_INSNS.
17327 (likely_eliminated_by_inlining_p): New predicate.
17328 (estimate_function_body_sizes): New function.
17329 (compute_inline_parameters): Use it.
17330 * except.c (must_not_throw_labels): New function.
17331 * except.h (must_not_throw_labels): Declare.
17332 * tree-inline.c (init_inline_once): Kill inlining_weigths
17333 * tree-ssa-structalias.c: Avoid uninitialized warning.
17334 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17335 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17336 (PARAM_INLINE_CALL_COST): Remove.
17337 (PARAM_EARLY_INLINING_INSNS): New.
17338 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17339 (inline-call-cost): Remove.
17340 (early-inlining-insns): New.
17342 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17344 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17346 (print_int_cst_bounds_in_octal_p): Likewise.
17347 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17349 * dwarf2out.c (base_type_die): Likewise.
17350 (is_subrange_type): Delete.
17351 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17352 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17353 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17354 if the destination type is boolean.
17355 (build_range_check): Do not special-case subtypes.
17356 (fold_sign_changed_comparison): Likewise.
17357 (fold_unary): Likewise.
17358 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17359 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17360 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17361 * tree.c (subrange_type_for_debug_p): New predicate based on the
17362 former is_subrange_type.
17363 * tree.h (subrange_type_for_debug_p): Declare.
17364 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17365 (convert_affine_scev): Remove call to above function.
17366 (chrec_convert_aggressive): Likewise.
17367 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17368 false for conversions involving subtypes.
17369 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17370 (vrp_val_min): Likewise.
17371 (needs_overflow_infinity): Likewise.
17372 (extract_range_from_unary_expr): Likewise.
17374 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17376 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17377 * config/frv/frv.c: Likewise.
17378 * config/s390/s390.c: Likewise.
17379 * config/sparc/sparc.h: Likewise.
17380 * config/i386/i386.h: Likewise.
17381 * config/i386/i386.c: Likewise.
17382 * config/crx/crx.c: Likewise.
17383 * config/m68hc11/m68hc11.h: Likewise.
17384 * config/iq2000/iq2000.c: Likewise.
17385 * config/mn10300/mn10300.h: Likewise.
17386 * config/mn10300/mn10300.c: Likewise.
17387 * config/m68k/m68k.c: Likewise.
17388 * config/rs6000/rs6000.c: Likewise.
17389 * config/rs6000/xcoff.h: Likewise.
17390 * config/rs6000/linux64.h: Likewise.
17391 * config/rs6000/sysv4.h: Likewise.
17392 * config/score/score3.c: Likewise.
17393 * config/score/score7.c: Likewise.
17394 * config/score/score.c: Likewise.
17395 * config/arm/arm.md: Likewise.
17396 * config/mips/mips.c: Likewise.
17397 * config/mips/mips.md: Likewise.
17398 * config/bfin/bfin.h: Likewise.
17399 * config/pa/pa.c: Likewise.
17400 * config/pa/constraints.md: Likewise.
17402 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17403 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17404 * config/pdp11/pdp11.h: Use memory_address_p instead.
17406 2009-05-14 Ian Lance Taylor <iant@google.com>
17408 * passes.c (finish_optimization_passes): Change i to int.
17409 * plugin.c (plugins_active_p): Change event to int.
17410 (dump_active_plugins): Likewise.
17411 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17413 * tree.c (tree_range_check_failed): Change c to unsigned int.
17414 (omp_clause_range_check_failed): Likewise.
17415 (build_common_builtin_nodes): Change mode to int. Add cast.
17416 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17417 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17419 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17420 ++ or -- with a variable of enum type.
17422 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17425 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17427 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17429 * store-motion.c: Do not include params.h
17430 * Makefile.in: Fix dependencies for various files.
17432 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17434 * auto-inc-dec.c: Fix pass description, remove apparent
17435 accidental duplication.
17437 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17439 PR middle-end/40147
17440 * ipa-utils.h (memory_identifier_string): Moved to ...
17441 * tree.h (memory_identifier_string): Here. Add GTY(()).
17443 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17445 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17446 in the former documentation of...
17447 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17448 * ira-conflicts.c (get_dup_num): Use address_operand.
17449 * targhooks.c (default_legitimate_address_p): New.
17450 * targhooks.h (default_legitimate_address_p): New.
17451 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17453 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17454 * target.h (struct target): Add legitimate_address_p.
17455 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17456 (TARGET_INITIALIZER): Include it.
17458 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17459 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17460 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17461 (TARGET_LEGITIMATE_ADDRESS_P): New.
17463 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17464 (REG_OK_STRICT_P): Delete.
17465 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17466 (frv_legitimate_address_p_1): ... this.
17467 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17468 (frv_legitimate_address_p_1): ... the renamed old
17469 frv_legitimate_address_p.
17470 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17471 (TARGET_LEGITIMATE_ADDRESS_P): New.
17473 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17474 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17475 * config/s390/s390.c (legitimate_address_p): Rename to...
17476 (s390_legitimate_address_p): ... this, make static.
17477 (legitimize_address): Adjust call.
17478 (TARGET_LEGITIMATE_ADDRESS_P): New.
17479 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17481 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17482 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17483 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17484 (TARGET_LEGITIMATE_ADDRESS_P): New.
17486 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17487 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17488 * config/spu/spu.c (spu_legitimate_address): Rename to...
17489 (spu_legitimate_address_p): ... this, make static.
17490 (TARGET_LEGITIMATE_ADDRESS_P): New.
17492 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17493 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17494 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17495 (sparc_legitimate_address_p): ... this, make static and return bool.
17496 (legitimize_address): Adjust call.
17497 (TARGET_LEGITIMATE_ADDRESS_P): New.
17499 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17500 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17501 * config/i386/i386.c (legitimate_address_p): Rename to...
17502 (ix86_legitimate_address_p): ... this, make static.
17503 (constant_address_p): Move after it, adjust call.
17504 (TARGET_LEGITIMATE_ADDRESS_P): New.
17506 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17507 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17508 * config/avr/avr.c (legitimate_address_p): Rename to...
17509 (avr_legitimate_address_p): ... this, make static.
17510 (legitimize_address): Adjust call.
17511 (TARGET_LEGITIMATE_ADDRESS_P): New.
17513 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17514 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17515 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17516 (TARGET_LEGITIMATE_ADDRESS_P): New.
17518 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17519 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17520 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17521 (TARGET_LEGITIMATE_ADDRESS_P): New.
17523 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17524 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17526 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17528 (TARGET_LEGITIMATE_ADDRESS_P): New.
17530 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17531 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17533 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17535 (m68hc11_legitimate_address_p): ... this, make static.
17536 (go_if_legitimate_address_internal): Rename to...
17537 (m68hc11_legitimate_address_p_1): ... this.
17538 (legitimize_address): Adjust call.
17539 (TARGET_LEGITIMATE_ADDRESS_P): New.
17541 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17542 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17543 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17544 (TARGET_LEGITIMATE_ADDRESS_P): New.
17546 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17547 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17548 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17549 (mn10300_legitimate_address_p): ... this, make static.
17550 (TARGET_LEGITIMATE_ADDRESS_P): New.
17552 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17553 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17554 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17555 (TARGET_LEGITIMATE_ADDRESS_P): New.
17557 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17558 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17559 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17560 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17561 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17562 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17563 (rs6000_legitimate_address_p): ... this, make static.
17564 (TARGET_LEGITIMATE_ADDRESS_P): New.
17565 (REG_MODE_OK_FOR_BASE_P): Delete.
17566 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17568 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17569 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17571 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17572 static, adjust types.
17573 (TARGET_LEGITIMATE_ADDRESS_P): New.
17575 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17576 * config/score/score.c (score_address_p): Rename to...
17577 (score_legitimate_address_p): ... this.
17578 (TARGET_LEGITIMATE_ADDRESS_P): New.
17579 * config/score/score3.c (score3_address_p): Rename to...
17580 (score3_legitimate_address_p): ... this.
17581 * config/score/score7.c (score7_address_p): Rename to...
17582 (score7_legitimate_address_p): ... this.
17584 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17585 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17586 GO_IF_LEGITIMATE_ADDRESS): Delete.
17587 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17588 thumb2_legitimate_address_p): Delete.
17589 (arm_legitimate_address_p): Rename to...
17590 (arm_legitimate_address_outer_p): ... this.
17591 * config/arm/constraints.md ("Uq"): Adjust call.
17592 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17593 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17595 (arm_legitimate_address_outer_p): ... this.
17596 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17598 (TARGET_LEGITIMATE_ADDRESS_P): New.
17600 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17601 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17602 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17603 (TARGET_LEGITIMATE_ADDRESS_P): New.
17605 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17606 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17607 * config/vax/vax.c (legitimate_address_p): Rename to...
17608 (vax_legitimate_address_p): ... this, make static.
17609 (TARGET_LEGITIMATE_ADDRESS_P): New.
17611 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17612 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17613 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17614 (TARGET_LEGITIMATE_ADDRESS_P): New.
17616 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17617 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17618 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17619 (mmix_legitimate_address_p): ... this, make static.
17620 (TARGET_LEGITIMATE_ADDRESS_P): New.
17622 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17623 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17624 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17625 (TARGET_LEGITIMATE_ADDRESS_P): New.
17627 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17629 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17630 of MODE_COMPLEX_INT.
17632 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17634 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17635 LCT_NORMAL in function call.
17636 * mips-tdump.c (print_file_desc): Add cast to enum type.
17637 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17638 (mark_stabs): Add casts to enum types.
17639 (parse_stabs_common): Add casts to enum types.
17641 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17643 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17644 Check for invalid values of LETTER.
17646 2009-05-13 Taras Glek <tglek@mozilla.com>
17648 * attribs.c (register_attribute): moved out attribute registration
17649 into register_attribute.
17650 * doc/plugins.texi: Documented register_attribute and
17652 * gcc-plugin.h: Added forward decl for register_attribute.
17653 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17654 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17655 PLUGIN_ATTRIBUTES boilerplate.
17657 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17659 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17660 values even in sentinel and empty entries.
17661 (ms_printf_flag_specs): Likewise.
17662 (ms_scanf_flag_specs): Likewise.
17663 (ms_strftime_flag_specs): Likewise.
17664 (ms_print_char_table): Likewise.
17665 (ms_scan_char_table): Likewise.
17666 (ms_time_char_table): Likewise.
17668 2009-05-13 Doug Kwan <dougkwan@google.com>
17670 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17672 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17674 * config/mips/mips.md (store): Add attributes for QI and HI.
17676 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17677 (truncdi<mode>2): ... this new pattern.
17679 2009-05-13 Brad Hards <bradh@kde.org>
17681 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17683 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17684 Ben Elliston <bje@au.ibm.com>
17686 PR middle-end/40035
17687 * dse.c (check_mem_read_rtx): Guard against width == -1.
17689 2009-05-13 Michael Matz <matz@suse.de>
17691 PR middle-end/39976
17692 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17693 (trivially_conflicts_p): New function.
17694 (insert_backedge_copies): Use it.
17696 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17698 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17699 (handle_stdc_pragma): Use new enum constant names.
17700 (handle_pragma_float_const_decimal64): Ditto.
17702 2009-05-13 Ian Lance Taylor <iant@google.com>
17704 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17707 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17709 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17710 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17712 * config/m68k/m68k.h (FL_UCLINUX): Define.
17714 2009-05-13 Jan Hubicka <jh@suse.cz>
17716 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17718 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17720 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17721 unless -fschedule-insns is specified.
17723 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17726 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17727 TARGET_EXPAND_CBRANCHDI4.
17728 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17729 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17730 (cmpeqdi): Fix comment.
17732 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17734 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17735 (sh_legitimate_address_p): Likewise.
17736 * config/sh/sh.c (sh_legitimate_index_p): New.
17737 (sh_legitimate_address_p): Likewise.
17738 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17739 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17740 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17741 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17742 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17743 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17744 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17745 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17746 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17748 2009-05-12 Jan Hubicka <jh@suse.cz>
17750 * tree-inline.c (estimate_operator_cost): Add operands;
17751 when division happens by constant, it is cheap.
17752 (estimate_num_insns): Loads and stores are not having cost of 0;
17753 EH magic stuff is cheap; when computing runtime cost of switch,
17754 use log2 base of amount of its cases; builtin_expect has cost of 0;
17755 compute cost for moving return value of call.
17756 (init_inline_once): Initialize time_based flags.
17757 * tree-inline.h (eni_weights_d): Add time_based flag.
17759 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17761 * df-core.c: Update head documentation.
17763 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17766 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17767 shadowing exisiting variable op1.
17769 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17772 * config/i386/driver-i386.c (processor_signatures): New enum.
17773 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17774 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17775 processor signature to detect geode processor.
17777 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17781 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17783 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17784 causes spurious differences between trunk and cond-optab branch.
17786 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17788 * dojump.c (compare_from_rtx): Delete.
17789 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17790 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17791 if the comparison does not satisfy the predicate; test predicates for
17792 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17793 further if one existing pattern fails.
17794 * expr.h (compare_from_rtx): Delete.
17795 (prepare_operand): Declare it.
17796 * optabs.c: Change "lib call" to "libcall" throughout.
17797 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17798 HAVE_conditional_trap, emit_cmp_insn): Delete.
17799 (can_compare_p): Delete cmp_optab case.
17800 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17801 Accept other parameters by value.
17802 (prepare_operand): Make non-static.
17803 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17804 other parameters by value. Try to widen operands here based on
17805 an optab_methods argument and looking at cbranch_optab.
17806 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17807 loop. Use cbranch_optab directly.
17808 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17809 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17811 (emit_conditional_move, emit_conditional_add): Inline what's needed
17812 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17813 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17814 with COMPARE. Move cmov_optab and cstore_optab above
17815 with cbranch_optab, move cmp_optab down with ucmp_optab,
17816 remove tst_otpab. Do not initialize trap_rtx.
17817 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17818 for trap code. Do not check HAVE_conditional_trap. Use
17819 prepare_cmp_insn. Accept no predicate for operand 3.
17820 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17821 (OTI_ctrap, ctrap_optab): New.
17822 (tst_optab): Delete.
17823 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17824 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17825 with lookup of ctrap_optab.
17826 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17828 (ctrap_optab): New.
17830 * combine.c (combine_simplify_rtx, simplify_set): Do not
17831 special case comparing against zero for cc0 machines.
17832 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17833 COMPARE on cc0 machines.
17834 (simplify_relational_operation): Return a new expression when
17835 a COMPARE could be removed.
17836 * final.c (final_scan_insn): Compare cc_status values
17837 against LHS of a (compare FOO (const_int 0)) cc0 source.
17838 Also check if cc_status.value is the full compare.
17840 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17841 (cstoreMM4): Document.
17842 (conditional_trap): Document ctrapMM4 instead.
17843 (sync_compare_and_swapMM): Refer to cbranchcc4.
17844 (Dependent Patterns): Eliminate obsolete information referring to
17845 the old jump optimization phase.
17846 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17847 of compares with 0 on cc0 machines.
17848 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17849 avoiding references to cc0. Remove text about storing operands
17851 * doc/tm.texi (Condition Codes): Include blurb on different
17852 condition code representations, separate into subsections for
17853 CC0, MODE_CC and conditional execution.
17855 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17856 alpha_emit_setcc): Accept operands and a machine mode.
17857 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17858 Get code/op0/op1 from operands, use machine mode argument
17859 instead of alpha_compare.fp_p. Emit the branch here.
17860 (alpha_emit_setcc): Likewise, and return boolean.
17861 (alpha_emit_conditional_move): Likewise. Assert that
17862 cmp_op_mode == cmp_mode, and simplify accordingly.
17863 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17864 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17865 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17867 (stack probe test): Use cbranchdi4.
17868 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17870 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17871 * config/arc/arc.h (movsicc, movsfcc): Use it.
17872 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17873 (cbranchsi4, cstoresi4): New.
17874 (cmpsi, bCC and sCC expanders): Remove.
17876 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17877 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17878 * config/arm/predicates.md (arm_comparison_operator): Only include
17879 floating-point operators if there is a hardware floating-point unit.
17880 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17881 deferring to cbranch_cc and cstore_cc respectively.
17882 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17883 cbranch_cc, cstore_cc): New.
17884 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17886 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17888 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17889 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17891 (adjust_insn_length): Adjust calls.
17892 (avr_reorg): Handle (compare (foo) (const_int 0)).
17893 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17894 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17895 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17896 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17898 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17899 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17901 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17902 (cbranchsi4, cstorebi4, cstoresi4): New.
17903 (movbisi): This insn is duplicate, split it to zero_extend.
17904 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17905 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17906 (bfin_optimize_loop): Use cbranch expander.
17907 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17908 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17909 (bfin_bimode_comparison_operator): ... this.
17910 (bfin_direct_comparison_operator): New.
17912 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17913 inside (compare FOO (const_int 0)).
17914 (cris_rtx_costs): Handle ZERO_EXTRACT.
17915 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17916 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17917 (*tstdi_v32): Delete.
17918 (*cmpdi_non_v32): Add M alternative for operand 1.
17919 (cmpsi, cmp<mode>): Make private.
17920 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17922 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17924 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17925 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17926 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17927 (cc_reg_operand): New.
17928 (any_cond): Delete.
17929 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17930 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17931 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17932 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17933 crx_expand_scond): Delete.
17935 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17937 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17938 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17940 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17941 cstoresi4, cstoresf4, cstoredf4): New.
17942 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17943 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17944 Receive the entire operands array.
17945 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17946 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17947 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17948 Get test/op0/op1 from the operands array.
17949 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17951 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17952 (h8300_expand_store): New.
17953 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17955 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17956 (h8300_expand_store): New.
17957 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17958 or do not try to produce (set (cc0) REG).
17959 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17960 change a compare into a move to a scratch register. Disable some
17961 peepholes when comparing with zero.
17962 (tstsi, tsthi, tstsi, cmpqi): Make private.
17964 (bCC, sCC): Delete.
17965 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17968 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17969 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17970 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17971 (ix86_emit_i387_log1p): Use cbranchxf2.
17972 (ix86_expand_setcc): Return void.
17973 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17974 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17975 cmp<MODEF>, cmpcc): Remove.
17976 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17977 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17978 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17979 (sCC and bCC expanders): Remove.
17980 (stack_protect_test): Use cbranchcc4.
17982 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17984 (ia64_expand_compare): Accept three rtx by reference and return void.
17985 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17986 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17987 from *expr. Update *expr with the BImode comparison to do.
17988 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17989 cmptf, bCC, sCC, conditional_trap): Delete.
17990 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17991 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17992 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17993 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17994 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17996 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17997 type of last argument.
17998 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17999 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
18000 use machine mode argument instead of branch_type. Remove dead
18001 code for floating-point comparisons.
18002 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
18003 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
18005 (cbranchsi4, cstoresi4): New.
18006 * config/iq2000/predicates.md (reg_or_const_operand): New.
18008 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18009 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18010 (b<code>_op): Rewrite to...
18011 (bcc_op): ... this, using match_operator.
18012 (s<code>_op): Rewrite to...
18013 (scc_op): ... this, using match_operator.
18014 (s<code>_24_op): Rewrite to...
18015 (scc_op_24): ... this, using match_operator.
18016 (s<code>_<mode>): Rewrite to...
18017 (cstore<mode>4): ... this, using match_operator.
18018 (s<code>_<mode>_24): Rewrite to...
18019 (cstore<mode>4_24): ... this, using match_operator.
18020 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18021 m32c_unpend_compare, m32c_expand_scc): Delete.
18022 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18023 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18024 (m32c_expand_movcc): Change NE to EQ if necessary.
18025 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18027 * config/m32r/m32r-protos.h (gen_cond_store): New.
18028 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18029 (gen_cond_store): New, from sCC patterns.
18030 (m32r_expand_block_move): Use cbranchsi4.
18031 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18032 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18033 (cbranchsi4, cstoresi4): New.
18035 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18037 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18038 (m68hc11_notice_update_cc): Look into a compare with 0.
18039 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18041 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18042 cmphi, cmpqi, bCC): Delete.
18043 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18044 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18045 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18048 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18049 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18050 * config/m68k/constraints.md (H): New.
18051 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18052 the define_insn below.
18053 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18054 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18055 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18056 patterns): Wrap RHS with COMPARE.
18057 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18058 (*cmpdi_internal): Name this pattern.
18059 (cmpdi): Change to define_insn.
18060 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18061 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18062 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18064 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18065 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18066 (conditional_trap): Change to...
18067 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18068 (*conditional_trap): Use the ordered_comparison_operator and
18069 const1_operand predicates.
18070 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18071 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18072 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18073 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18075 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18076 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18077 (mcore_gen_compare): New.
18078 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18079 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18080 (mcore_gen_compare): ... this.
18081 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18082 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18083 (stack probe pattern): Use cbranchsi4.
18085 * config/mips/predicates.md (mips_cstore_operator): New.
18086 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18087 * config/mips/mips.md (any_cond): Delete.
18088 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18090 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18091 fixuns_truncsfdi2): Use cbranch patterns.
18092 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18093 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18094 Adjust call to mips_expand_conditional_branch.
18095 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18097 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18098 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18099 * config/mips/mips.c (cmp_operands): Delete.
18100 (mips_emit_compare): Get comparison operands from *op0/*op1.
18101 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18102 that it succeeds. Use op0/op1 instead of cmp_operands.
18103 (mips_expand_conditional_branch, mips_expand_conditional_move,
18104 mips_expand_conditional_trap): Likewise.
18105 (mips_block_move_loop): Use cbranch patterns.
18106 * config/mips/mips.h (cmp_operands): Delete.
18108 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18109 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18110 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18111 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18112 (*cmpcc_folded): Rename to...
18113 (*cmpdi_folded): this.
18114 (*cmpcc): Rename to...
18116 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18119 (cbranchdf4): New. Handle invalid comparisons here.
18120 * config/mmix/predicates.md (float_comparison_operator): New.
18122 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18123 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18124 * config/mn10300/mn10300.md (tst): Delete.
18125 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18126 Name these patterns and wrap RHS in a compare.
18127 (*cmpsi): Make this pattern private. Include tst.
18128 (*cmpsf): Make this pattern private.
18129 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18130 (compare with zero peepholes): Likewise.
18132 (cbranchsi4, cbranchsf4): New.
18133 (casesi): Use cbranchsi4.
18135 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18136 hppa_branch_type): Delete.
18137 (return_addr_rtx): Use cbranchsi4.
18138 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18139 Emit CCFPmode comparison here.
18140 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18141 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18142 hppa_branch_type): Delete.
18143 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18144 (movsicc, movdicc): Remove references to hppa_compare_op0,
18145 hppa_compare_op1 and compare_from_rtx.
18146 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18147 (casesi): Use cbranchsi4.
18149 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18150 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18151 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18152 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18153 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18155 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18156 (*branch, *branch_inverted): New.
18158 * config/picochip/picochip.md (cbranchhi4): Use
18159 ordered_comparison_operator.
18160 (cmphi, bCC): Remove.
18162 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18163 (trap_comparison_operator): Delete.
18164 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18165 rs6000_emit_cbranch): Accept mode and operands.
18166 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18167 rs6000_compare_fp_p): Delete.
18168 (rs6000_generate_compare): Accept mode and comparison. Extract code
18169 and op0/op1 from there. Replace references to rs6000_compare_op0
18170 and rs6000_compare_op1.
18171 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18172 extract result from passed operands.
18173 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18174 extract loc from passed operands.
18175 (rs6000_emit_cmove): Likewise.
18176 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18177 rs6000_compare_fp_p): Delete.
18178 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18179 (cbranch<GPR>4, cbranch<FP>4): New.
18180 (cstore<mode>4): New. Consolidate here all choices about when to use
18181 portable or specialized sCC sequences.
18182 (stack_protect_test): Use cbranchsi4.
18183 (conditional_trap): Replace with ctrap<GPR>4.
18184 (conditional trap insn): Replace trap_comparison_operator with
18185 ordered_comparison_operator.
18187 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18188 (s390_emit_prologue): Use ctrap.
18189 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18190 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18191 New predicates replacing...
18192 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18193 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18194 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18195 (add<mode>cc): Do not use s390_compare_op0/op1.
18196 (s<code>): Change to...
18197 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18198 (seq): Change to...
18199 (cstorecc4): ... this. Handle EQ or NE equally.
18200 (*sne): Un-privatize for use in cstorecc4.
18201 (b<code>): Change to...
18202 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18203 (conditional_trap): Replace with...
18204 (ctrap<GPR>4, ctrap<FP>4): ... these.
18205 (stack_protect): Use cbranchcc4.
18207 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18208 * config/score/score-protos.h (score_gen_cmp): Delete.
18209 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18210 (score_block_move-loop): Use cbranchsi4.
18211 * config/score/score.md (cbranchsi4): New.
18212 (cmpsi, bCC): Delete.
18213 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18214 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18215 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18216 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18217 * config/score/score3.h (score3_gen_cmp): Delete.
18218 * config/score/score7.h (score7_gen_cmp): Delete.
18220 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18221 (sh_emit_scc_to_t): ... this. Return void.
18222 (from_compare): Rename to...
18223 (sh_emit_compare_and_branch): ... this.
18224 (sh_emit_compare_and_set): New.
18225 (sh_expand_t_scc): Accept operands.
18226 * config/sh/predicates.md (sh_float_comparison_operator): New.
18227 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18228 (prepare_scc_operands): Rename to...
18229 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18231 (sh_emit_cheap_store_flag): New.
18232 (sh_emit_set_t_insn): New.
18233 (from_compare): Rename to...
18234 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18235 handling of TARGET_SH2E floating point to avoid recursive call.
18236 Generate branch here.
18237 (sh_emit_compare_and_set): New.
18238 (sh_expand_t_scc): Get op0/op1 from arguments.
18239 (sh_emit_cheap_store_flag): New.
18240 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18242 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18243 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18244 (movsicc, movdicc): Do nothing when it recreated operands from
18245 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18246 prepare_scc_operands (now sh_emit_scc_to_t).
18247 (udivdi3): Use cstoresi4.
18248 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18249 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18250 (cbranchint4_media, cbranchfp4_media): New.
18251 (casesi): Use cbranchdi4.
18252 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18254 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18255 (movnegt): Remove second operand.
18256 (cbranchsf4, cbranchdf4): New.
18257 (stack_protect): Use cbranchdi4/cbranchsi4.
18259 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18260 (gen_compare_reg): Accept comparison, extract part of it to...
18261 (gen_compare_reg_1): ... this.
18262 (gen_compare_operator): Delete.
18263 (gen_v9_scc): Accept separate destination, comparison code and arms.
18264 Do not use sparc_compare_op0/sparc_compare_op1.
18265 (emit_scc_insn, emit_conditional_branch_insn): New.
18266 (emit_v9_brxx): Make static. Remove useless assertion.
18267 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18269 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18270 * config/sparc/sparc-protos.h (gen_compare_reg,
18271 sparc_emit_float_lib_cmp): Adjust prototype.
18272 (emit_scc_insn, emit_conditional_branch_insn): New.
18273 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18274 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18275 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18276 iterators to the top.
18277 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18278 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18279 snedi_special_trunc): Delete.
18280 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18281 and snedi_special_trunc.
18282 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18283 cbranchdi4, cbranch<F:mode>4): New.
18284 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18285 here. Use gen_compare_reg instead of gen_compare_operator.
18286 (conditional_trap): Replace with...
18287 (ctrapsi4, ctrapdi4): ... this.
18288 (stack_protect_test): Use cbranchcc4.
18290 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18292 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18293 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18294 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18295 from operands[0] or operands[3] depending on is_set.
18296 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18297 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18298 cmpdf, bCC), sCC: Remove.
18299 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18300 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18302 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18303 spu_emit_branch_or_set.
18305 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18307 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18308 xstormy16_compare_op1): Delete.
18309 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18310 xstormy16_compare_op1): Delete.
18311 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18313 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18314 (cmphi, cmpsi, bCC): Remove.
18316 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18317 (*cmpsi): ... this one.
18318 (cbranchsi4, cstoresi4): New.
18319 (bCC expanders): Delete.
18320 (sCC insns): Fold into...
18321 (*setcc): ... this one.
18322 (casesi): Do not use gen_cmpsi and gen_bgtu.
18323 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18324 (movsicc): Simplify.
18325 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18327 * config/vax/vax-protos.h (cond_name): New.
18328 (vax_output_conditional_branch): Remove.
18329 * config/vax/vax.c (cond_name): New.
18330 (vax_output_conditional_branch): Remove.
18331 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18332 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18333 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18334 (bit<VAXint>): Wrap source with (compare).
18335 (b<code> and following unnamed pattern): Rename to *branch and
18336 *branch_reversed. Change macroization to match_operator.
18337 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18339 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18340 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18341 Change last argument to machine_mode.
18342 (xtensa_expand_scc): Add machine_mode argument.
18343 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18344 (gen_conditional_move, xtensa_expand_conditional_branch,
18345 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18346 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18347 Adjust operand numbers.
18348 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18350 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18351 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18352 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18354 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18356 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18357 causes spurious differences between trunk and cond-optab branch.
18359 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18362 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18364 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18366 * tree.c (iterative_hash_pointer): Delete.
18367 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18368 Hash UIDs and versions of SSA names. Don't special-case built-in
18369 function declarations.
18371 2009-05-11 Ian Lance Taylor <iant@google.com>
18374 * graphite.c: Force -Wc++-compat to only be a warning before
18375 #including "cloog/cloog.h".
18377 2009-05-11 Martin Jambor <mjambor@suse.cz>
18379 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18381 2009-05-11 Jan Hubicka <jh@suse.cz>
18383 * tree-ssa-loop-ivcanon.c: Include target.h
18384 (struct loop_size): new structure.
18385 (constant_after_peeling): New predicate.
18386 (tree_estimate_loop_size): New function.
18387 (estimated_unrolled_size): Rewrite for new estimates.
18388 (try_unroll_loop_completely): Use new estimates.
18389 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18391 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18393 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18394 libcpp interface change.
18395 (spu_macro_to_expand): Likewise.
18397 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18399 PR tree-optimization/40026
18400 * gimplify.c (gimplify_init_constructor): Change initial conditional
18401 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18402 optimize_compound_literals_in_ctor.
18404 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18406 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18408 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18410 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18412 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18413 HOST_WIDE_INT for gap.
18415 2009-05-11 Ira Rosen <irar@il.ibm.com>
18417 PR tree-optimization/40074
18418 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18419 account in group size and step comparison.
18421 2009-05-11 Richard Guenther <rguenther@suse.de>
18423 * passes.c (init_optimization_passes): Strip now incorrect comment.
18424 (execute_function_todo): Do not set PROP_alias.
18425 * tree-pass.h (PROP_alias): Remove.
18426 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18427 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18428 * tree-nrv.c (pass_return_slot): Likewise.
18429 * tree-object-size.c (pass_object_sizes): Likewise.
18430 * tree-ssa-dom.c (pass_dominator): Likewise.
18431 (pass_phi_only_cprop): Likewise.
18432 * tree-ssa-dse.c (pass_dse): Likewise.
18433 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18434 (pass_cselim): Likewise.
18435 * tree-ssa-pre.c (pass_pre): Likewise.
18436 (pass_fre): Likewise.
18437 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18438 * tree-ssa-sink.c (pass_sink_code): Likewise.
18439 * tree-stdarg.c (pass_stdarg): Likewise.
18440 * tree-tailcall.c (pass_tail_calls): Likewise.
18441 * tree-vrp.c (pass_vrp): Likewise.
18443 2009-05-10 Ian Lance Taylor <iant@google.com>
18445 * basic-block.h (enum profile_status): Break out of struct
18446 control_flow_graph.
18447 * cgraph.h (struct inline_summary): Break out of struct
18449 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18450 of struct cgraph_order_sort.
18451 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18452 * cse.c (struct branch_path): Break out of struct
18453 cse_basic_block_data.
18454 * except.h (enum eh_region_type): Break out of struct eh_region.
18455 * gcc.c (enum add_del): Break out of struct modify_target.
18456 * genrecog.c (enum decision_type): Break out of struct decision_test.
18457 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18459 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18460 * regmove.c (enum match_use): New enum, broken out of struct match.
18461 * sched-int.h (enum post_call_group): New enum, broken out of
18463 (struct deps_reg): Break out of struct deps.
18464 * target.h (struct asm_int_op): Break out of struct gcc_target.
18465 * tree-eh.c (struct goto_queue_node): Break out of struct
18467 * tree-inline.h (enum copy_body_cge_which): Break out of
18469 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18471 * c-decl.c (in_struct, struct_types): New static variables.
18472 (pushtag): Add loc parameter. Change all callers.
18473 (lookup_tag): Add ploc parameter. Change all callers.
18474 (check_compound_literal_type): New function.
18475 (parser_xref_tag): Add loc parameter. Change all callers. If
18476 -Wc++-compat, warn about struct/union/enum types defined within a
18478 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18479 and loc parameters. Change all callers. Change error calls to
18480 error_at, using loc. For a redefinition, if the location of the
18481 original definition is known, report it. Set in_struct and
18482 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18483 (finish_struct): Add new parameters enclosing_in_struct and
18484 enclosing_struct_types. Change all callers. Set
18485 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18486 in the struct. If in a struct, add this struct to struct_types.
18487 (start_enum): Add loc parameter. Change all callers. Use
18488 error_at for errors, using loc. For a redefinition, if the
18489 location of the original definition is known, report it. If in a
18490 struct, add this enum type to struct_types. If -Wc++-compat warn
18491 if in sizeof, typeof, or alignof.
18492 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18493 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18494 (c_parser_enum_specifier): Get enum location for start_enum.
18495 (c_parser_struct_or_union_specifier): Get struct location for
18496 start_struct. Save in_struct and struct_types status between
18497 start_struct and finish_struct.
18498 (c_parser_cast_expression): Get location of cast.
18499 (c_parser_alignof_expression): Get location of type.
18500 (c_parser_postfix_expression): Likewise.
18501 (c_parser_postfix_expression_after_paren_type): Add type_loc
18502 parameter. Change all callers. Call check_compound_literal_type.
18503 Use type_loc for error about variable size type.
18504 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18505 of an enum constant from an enum type defined in a struct or union.
18506 (c_cast_expr): Add loc parameter. Change all callers. If
18507 -Wc++-compat, warn about defining a type in a cast.
18508 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18509 (start_enum, start_struct, finish_struct): Update declarations.
18510 (parser_xref_tag, c_cast_expr): Update declarations.
18511 (check_compound_literal_type): Declare.
18513 2009-05-11 Ben Elliston <bje@au.ibm.com>
18515 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18516 for recent libcpp interface change.
18517 (rs6000_macro_to_expand): Likewise.
18519 2009-05-10 Michael Matz <matz@suse.de>
18522 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18523 not at entry of function.
18525 2009-05-10 Richard Guenther <rguenther@suse.de>
18527 PR tree-optimization/40081
18529 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18530 using the main variant of the element type. Do not fiddle with
18531 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18533 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18534 structs with volatile fields.
18536 2009-05-10 Jan Hubicka <jh@suse.cz>
18538 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18539 (estimate_move_cost): Assert that it does not get called for
18541 (estimate_num_insns): Skip VOID types in argument handling.
18542 (optimize_inline_calls): Delete unreachable blocks and verify that
18543 callgraph is valid.
18545 2009-05-10 Jan Hubicka <jh@suse.cz>
18547 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18548 * cgraph.c (cgraph_mark_address_taken_node): New function.
18549 (dump_cgraph_node): Dump new flag.
18550 * cgraph.h (struct cgraph_node): Add address_taken.
18551 (cgraph_mark_address_taken_node): New function.
18552 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18553 since new direct calls can be born.
18555 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18557 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18558 tok->val.node.node.
18560 2009-05-10 Jan Hubicka <jh@suse.cz>
18562 PR middle-end/40084
18563 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18565 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18566 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18567 * tree-inline.c (copy_bb): Set frequency correctly.
18568 (fold_marked_statements): Update call to
18569 cgraph_update_edges_for_call_stmt.
18571 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18573 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18574 identifiers in diagnostics.
18575 * config/arm/arm.c (arm_handle_fndecl_attribute,
18576 arm_handle_isr_attribute): Likewise.
18577 * config/avr/avr.c (avr_handle_progmem_attribute,
18578 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18579 * config/bfin/bfin.c (handle_int_attribute,
18580 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18581 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18582 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18584 * config/darwin.c (darwin_handle_kext_attribute,
18585 darwin_handle_weak_import_attribute): Likewise.
18586 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18587 h8300_handle_eightbit_data_attribute,
18588 h8300_handle_tiny_data_attribute): Likewise.
18589 * config/i386/i386.c (ix86_handle_cconv_attribute,
18590 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18591 * config/i386/winnt.c (ix86_handle_shared_attribute,
18592 ix86_handle_selectany_attribute): Likewise.
18593 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18594 * config/m32c/m32c.c (function_vector_handler): Likewise.
18595 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18596 m68hc11_handle_fntype_attribute): Likewise.
18597 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18598 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18599 * config/mips/mips.c (mips_insert_attributes,
18600 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18601 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18602 rs6000_handle_struct_attribute): Likewise.
18603 * config/sh/sh.c (sh_insert_attributes,
18604 sh_handle_resbank_handler_attribute,
18605 sh_handle_interrupt_handler_attribute,
18606 sh2a_handle_function_vector_handler_attribute,
18607 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18609 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18610 * config/spu/spu.c (spu_handle_fndecl_attribute,
18611 spu_handle_vector_attribute): Likewise.
18612 * config/stormy16/stormy16.c
18613 (xstormy16_handle_interrupt_attribute): Likewise.
18614 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18615 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18617 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18619 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18620 (pp_translate_identifiers): New.
18621 (pp_identifier): Only conditionally translate identifier to locale
18623 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18624 (pp_base_tree_identifier): Only conditionally translate identifier
18625 to locale character set.
18626 * c-pretty-print.c (M_): Define.
18627 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18628 fragments for conditional translation with M_.
18629 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18630 identifier translation.
18632 2009-05-10 Richard Guenther <rguenther@suse.de>
18634 PR tree-optimization/40081
18635 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18636 using the main variant of the element type. Do not fiddle with
18637 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18639 2009-05-09 Jan Hubicka <jh@suse.cz>
18641 PR middle-end/40080
18642 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18643 indirect calls; verify cgraph afterwards.
18645 2009-05-09 Jan Hubicka <jh@suse.cz>
18648 * ipa.c (update_inlined_to_pointer): New function.
18649 (cgraph_remove_unreachable_nodes): Use it.
18651 2009-05-09 Jan Hubicka <jh@suse.cz>
18653 * tree-eh.c (struct leh_state): Remove prev_try.
18654 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18655 not track prev_try.
18656 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18657 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18658 remove_eh_handler_and_replace, foreach_reachable_handler,
18659 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18660 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18661 (gen_eh_region_cleanup): Update prototype.
18663 2009-05-09 Jan Hubicka <jh@suse.cz>
18665 PR middle-end/40043
18666 * except.c (copy_eh_region): Always set prev_try.
18667 (redirect_eh_edge_to_label): Find outer try.
18668 (foreach_reachable_handler): When looking for prev try
18669 handle case where previous try is not going to be taken.
18671 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18673 PR tree-optimization/40049
18674 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18675 only vector/vector shifts, convert the type of the constant to the
18676 appropriate type to avoid building incorrect trees, which
18677 eventually have problems with garbage collection.
18679 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18681 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18682 -1 for complex floating-point types if honoring signed zeros.
18684 2009-05-08 Jan Hubicka <jh@suse.cz>
18686 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18687 argument; handle correctly when profile is absent.
18688 (build_cgraph_edges): Update.
18689 (rebuild_cgraph_edges): Update.
18690 * cgraph.c: Do not include varray.h.
18691 (cgraph_set_call_stmt_including_clones): New function.
18692 (cgraph_create_edge_including_clones): Likewise
18693 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18694 (cgraph_update_edges_for_call_stmt): Handle clones.
18695 (cgraph_remove_node): Handle clone tree.
18696 (cgraph_remove_node_and_inline_clones): New function.
18697 (dump_cgraph_node): Dump clone tree.
18698 (cgraph_clone_node): Handle clone tree.
18699 (clone_function_name): Bring here from tree-inline.c.
18700 (cgraph_create_virtual_clone): New function.
18701 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18702 (cgraph_clone_info): New function.
18703 (strut cgraph_node): Add clone_info and new clone tree pointers.
18704 (cgraph_remove_node_and_inline_clones,
18705 cgraph_set_call_stmt_including_clones,
18706 cgraph_create_edge_including_clones,
18707 cgraph_create_virtual_clone): Declare.
18708 (cgraph_function_versioning): Use VEC argument.
18709 (compute_call_stmt_bb_frequency): Update prototype.
18710 (cgraph_materialize_all_clones): New function.
18711 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18712 (ipcp_create_replace_map): Update to VECtors.
18713 (ipcp_update_callgraph): Use virtual clones.
18714 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18715 (ipcp_update_profiling): Do not update local profiling.
18716 (ipcp_insert_stage): Use VECtors and virtual clones.
18717 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18718 (clone_of_p): New function.
18719 (cgraph_preserve_function_body_p): Use clone tree.
18720 (cgraph_optimize): Materialize clones.
18721 (cgraph_function_versioning): Update for VECtors.
18722 (save_inline_function_body): Use clone tree.
18723 (cgraph_materialize_clone): New function.
18724 (cgraph_materialize_all_clones): Likewise.
18725 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18726 * ipa.c: Include gimple.h.
18727 (cgraph_remove_unreachable_nodes): Use clone tree.
18728 * ipa-prop.c (ipa_note_param_call): Update call to
18729 compute_call_stmt_bb_frequencycall.
18730 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18731 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18732 (copy_bb): Handle updating of clone tree; add new edge when new call
18734 (expand_call_inline): Be strict about every call having edge.
18735 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18736 (delete_unreachable_blocks_update_callgraph): New function.
18737 (tree_function_versioning): Use VECtors; always remove unreachable
18738 blocks and fold conditionals.
18739 * tree-inline.h: Do not include varray.h.
18740 (tree_function_versioning): Remove.
18741 * Makefile.in (GTFILES): Remove tree-inline.c
18742 * passes.c (do_per_function): Do only functions having body.
18743 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18746 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18747 Andrew Morrow <acm@google.com>
18750 * c-common.c (c_common_attribute_table): Permit deprecated
18751 attribute to take an optional argument.
18752 (handle_deprecated_attribute): If the optional argument to
18753 __attribute__((deprecated)) is not a string ignore the attribute
18754 and emit a warning.
18756 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18757 * c-typeck.c (build_component_ref): Likewise.
18758 (build_external_ref): Likewise.
18760 * toplev.c (warn_deprecated_use): Add an attribute argument.
18761 Emit the message associated with __attribute__((deprecated)).
18763 * toplev.h (warn_deprecated_use): Updated.
18765 * doc/extend.texi: Document new optional parameter to
18766 __attribute__((deprecated))
18768 2009-05-08 Michael Eager <eager@eagercon.com>
18770 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18771 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18773 2009-05-08 Richard Guenther <rguenther@suse.de>
18775 PR tree-optimization/40062
18776 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18777 Avoid exponential behavior.
18779 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18781 PR rtl-optimization/33928
18783 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18784 process_uses, build_single_def_use_links): New.
18785 (update_df): Update use_def_ref.
18786 (forward_propagate_into): Use get_def_for_use instead of use-def
18788 (fwprop_init): Call build_single_def_use_links and let it initialize
18790 (fwprop_done): Free use_def_ref.
18791 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18792 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18793 df_rd_simulate_one_insn): New.
18794 (df_rd_bb_local_compute_process_def): Update head comment.
18795 (df_chain_create_bb): Use the new RD simulation functions.
18796 * df.h (df_rd_simulate_artificial_defs_at_top,
18797 df_rd_simulate_one_insn): New.
18798 * opts.c (decode_options): Enable fwprop at -O1.
18799 * doc/invoke.texi (-fforward-propagate): Document this.
18801 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18804 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18805 and one complex operand specially.
18806 * tree-complex.c (some_nonzerop): Do not identify a real value as
18807 zero if flag_signed_zeros.
18809 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18811 PR rtl-optimization/33928
18812 * loop-invariant.c (record_use): Fix && vs. || mishap.
18814 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18816 PR rtl-optimization/33928
18817 * loop-invariant.c (struct use): Add addr_use_p.
18818 (struct def): Add n_addr_uses.
18819 (struct invariant): Add cheap_address.
18820 (create_new_invariant): Set cheap_address.
18821 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18822 (record_uses): Pass df_ref to record_use.
18823 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18826 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18828 * config/sh/sh.c: Do not include c-pragma.h.
18830 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18832 * config/spu/spu.c: Remove include of c-common.h.
18834 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18837 * c-common.h (mark_valid_location_for_stdc_pragma,
18838 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18839 clear_float_const_decimal64, float_const_decimal64_p): New.
18840 * c.opt (Wunsuffixed-float-constants): New.
18841 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18842 unsuffixed float constant, handle new warning.
18843 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18844 * c-decl.c (c_scope): New flag float_const_decimal64.
18845 (set_float_const_decimal64, clear_float_const_decimal64,
18846 float_const_decimal64_p): New.
18847 (push_scope): Set new flag.
18848 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18849 to use STDC pragmas.
18850 (c_parser_external_declaration): Ditto.
18851 (c_parser_compound_statement_nostart): Ditto.
18852 * c-pragma.c (valid_location_for_stdc_pragma,
18853 mark_valid_location_for_stdc_pragma,
18854 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18855 handle_pragma_float_const_decimal64): New.
18856 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18857 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18858 set_float_const_decimal64, clear_float_const_decimal64,
18859 float_const_decimal64_p): New dummy functions.
18860 * doc/extend.texi (Decimal Float): Remove statement that the
18861 pragma, and suffix for double constants, are not supported.
18862 * doc/invoke.texi (Warning Options): List new option.
18863 (-Wunsuffixed-float-constants): New.
18865 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18867 * config/i386/i386.c: Do not include c-common.h.
18869 2009-05-07 Mark Heffernan <meheff@google.com>
18871 * doc/invoke.texi (Debugging Options): Document change of debugging
18873 * opts.c (decode_options): Make dump_base_name relative to
18874 aux_base_name directory.
18876 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18878 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18879 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18881 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18883 * Makefile.in (install-plugin): Simplify a bit.
18885 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18887 * Makefile.in (OBJS-common): Add regcprop.o.
18889 * timevar.def (TV_CPROP_REGISTERS): New.
18890 * regrename.c (regrename_optimize): Return 0.
18891 (rest_of_handle_regrename): Delete.
18892 (pass_rename_registers): Point to regrename_optimize.
18893 (struct value_data_entry, struct value_data,
18894 kill_value_one_regno, kill_value_regno, kill_value,
18895 set_value_regno, init_value_data, kill_clobbered_value,
18896 kill_set_value, kill_autoinc_value, copy_value,
18897 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18898 replace_oldest_value_reg, replace_oldest_value_addr,
18899 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18900 debug_value_data, validate_value_data): Move...
18901 * regcprop.c: ... here.
18902 (rest_of_handle_cprop): Delete.
18903 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18905 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18907 PR middle-end/40057
18908 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18909 GEN_INT for 1 << bitnum.
18910 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18911 build_int_cst_type.
18913 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18915 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18916 Remove wrong description of "nand" operation.
18918 2009-05-06 Richard Guenther <rguenther@suse.de>
18919 Adam Nemet <anemet@caviumnetworks.com>
18921 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18922 comment. Add that if LHS is not a gimple register, then RHS1 has
18923 to be a single object (GIMPLE_SINGLE_RHS).
18925 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18927 * expr.c (get_def_for_expr): Move it up in the file.
18928 (store_field): When expanding a bit-field store, look at the
18929 defining gimple stmt for the masking conversion.
18931 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18933 PR middle-end/39986
18934 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18935 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18936 32-bit memcpy into long.
18938 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18940 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18941 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18943 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18944 instead of appending DW_OP_deref*.
18946 2009-05-06 Michael Matz <matz@suse.de>
18948 PR middle-end/40021
18949 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18950 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18952 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18954 * Makefile.in (install-plugin): Fix srcdir handling.
18956 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18958 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18959 when processing for not_regs_needed bitmap.
18960 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18961 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18962 handling it for rhs.
18964 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18966 * config/i386/i386.md (unnamed inc/dec peephole): Use
18967 optimize_insn_for_size_p instead of optimize_size.
18968 * config/i386/predicates.md (incdec_operand): Likewise.
18969 (aligned_operand): Likewise.
18970 * config/i386/sse.md (divv8sf3): Likewise.
18971 (sqrtv8sf2): Likewise.
18973 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18975 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18977 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18979 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18981 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18982 ssemodesuffixf2c with avxmodesuffixf2c.
18984 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18987 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18989 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18991 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18992 (struct tree_base): Adjust spacing for 8 bit boundaries.
18993 (struct tree_decl_common): Add decl_by_reference_flag bit.
18994 (DECL_BY_REFERENCE): Adjust.
18995 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18996 print DECL_BY_REFERENCE bit.
18997 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18998 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18999 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
19000 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
19003 PR middle-end/39666
19004 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
19005 range of the type, but default label is missing, add it with one
19006 of the existing labels instead of adding a new label for it.
19008 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19012 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19014 * Makefile.in (enable_plugin, plugin_includedir): New.
19015 (install): Depend on install-plugin.
19016 (PLUGIN_HEADERS): New.
19017 (install-plugin): New.
19018 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19020 2009-05-05 Richard Guenther <rguenther@suse.de>
19022 PR tree-optimization/40022
19023 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19025 (phivn_valid_p): Fix tuplification error, simplify.
19026 (phiprop_insert_phi): Add dumps.
19027 (propagate_with_phi): Simplify.
19029 2009-05-05 Richard Guenther <rguenther@suse.de>
19031 PR middle-end/40023
19032 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19034 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19036 * tree.h (strip_float_extensions): Remove duplicate declaration.
19037 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19038 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19039 block_ultimate_origin): Rearrange the declarations line to match the
19040 comment that indicates the .c file which the functions are defined.
19041 (dwarf2out_*, set_decl_rtl): Add comment.
19042 (get_base_address): Adjust comment.
19043 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19044 declarations line and add comment.
19045 (is_builtin_name): Add blank after function name, for clarity.
19047 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19049 * attribs.c (decl_attributes): Use %qE for identifiers in
19051 * cgraphunit.c (verify_cgraph_node): Translate function names to
19052 locale character set in diagnostics.
19053 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19055 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19056 Document that functions are named in UTF-8.
19057 * expr.c (expand_expr_real_1): Translate function names to locale
19058 character set in diagnostics.
19059 * gimplify.c (omp_notice_variable, omp_is_private,
19060 gimplify_scan_omp_clauses): Use %qE for identifiers in
19062 * langhooks.c (lhd_print_error_function): Translate function names
19063 to locale character set.
19064 * langhooks.h (decl_printable_name): Document that return value is
19065 in internal character set.
19066 * stmt.c: Include pretty-print.h
19067 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19069 (resolve_operand_name_1): Translate named operand name to locale
19071 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19073 * toplev.c (announce_function): Translate function names to locale
19075 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19076 (default_tree_printer): Use pp_identifier or translate identifiers
19077 to locale character set. Mark "<anonymous>" for translation.
19078 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19079 for identifiers in diagnostics.
19080 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19082 * varasm.c (output_constructor): Use %qE for identifiers in
19085 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19087 * configure.ac: use ` ` instead of $()
19088 * configure: Regenerate.
19090 2009-05-05 Ben Elliston <bje@au.ibm.com>
19092 * config/pa/linux-atomic.c: Eliminate conditional include of
19093 errno.h on non-LP64 systems to simplify build requirements.
19095 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19097 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19099 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19100 and pass value to identifier_to_locale.
19101 (warn_variable_length_array): Make name a tree.
19102 (grokdeclarator): Separate diagnostic texts for named and unnamed
19103 declarators. Use %qE for named declarators.
19104 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19106 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19107 identifiers in diagnostics.
19108 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19109 identifier_to_locale. Mark "anonymous" strings for translation.
19111 2009-05-04 Michael Eager <eager@eagercon.com>
19113 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19114 address for DImode/DFmode only if double-precision FP regs.
19116 2009-05-04 Michael Eager <eager@eagercon.com>
19118 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19119 TARGET_SINGLE_FLOAT check.
19121 2009-05-04 Michael Eager <eager@eagercon.com>
19123 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19125 2009-05-04 Michael Eager <eager@eagercon.com>
19127 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
19128 * config/rs6000/t-xilinx: New
19130 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19132 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19133 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19134 * gcc/explow.c (memory_address): Use target hook.
19135 * gcc/targhooks.c (default_legitimize_address): New.
19136 * gcc/targhooks.h (default_legitimize_address): New.
19137 * gcc/target.h (legitimize_address): New.
19138 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19139 (TARGET_INITIALIZER): Include it.
19140 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19142 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19143 * config/bfin/bfin.c (legitimize_address): Remove.
19144 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19145 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19147 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19148 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19150 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19151 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19152 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19153 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19154 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19155 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19156 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19157 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19158 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19159 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19160 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19161 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19162 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19163 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19164 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19165 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19166 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19167 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19168 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19169 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19170 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19171 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19172 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19174 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19175 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19176 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19177 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19178 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19179 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19180 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19181 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19182 (thumb_legitimize_address): Delete.
19183 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19184 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19185 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19186 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19187 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19188 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19190 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19193 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19194 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19195 * config/m32r/m32r.c (m32r_legitimize_address): New.
19196 * config/m68k/m68k.c (m68k_legitimize_address): New.
19197 * config/score/score.c (score_legitimize_address): Standardize.
19198 * config/score/score3.c (score3_legitimize_address): Standardize.
19199 * config/score/score3.h (score3_legitimize_address): Adjust.
19200 * config/score/score7.c (score7_legitimize_address): Standardize.
19201 * config/score/score7.h (score7_legitimize_address): Adjust.
19202 * config/sh/sh.c (sh_legitimize_address): New.
19203 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19205 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19206 (s390_legitimize_address): ... this.
19207 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19208 (sparc_legitimize_address): ... this.
19209 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19210 (ix86_legitimize_address): ... this.
19211 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19212 (avr_legitimize_address): ... this.
19213 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19214 (mn10300_legitimize_address): ... this.
19215 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19216 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19217 (alpha_expand_mov): Adjust call.
19219 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19220 * config/spu/spu.c (spu_legitimize_address): Likewise.
19221 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19222 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19224 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19226 * intl.c (locale_encoding, locale_utf8): New.
19227 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19228 * intl.h (locale_encoding, locale_utf8): Declare.
19229 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19230 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19232 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19234 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19235 (pp_base_tree_identifier): Declare as function.
19236 (identifier_to_locale): Declare.
19237 * Makefile.in (pretty-print.o): Update dependencies.
19238 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19240 2009-05-04 Richard Guenther <rguenther@suse.de>
19242 PR middle-end/40015
19243 * builtins.c (fold_builtin_memory_op): Do not decay to element
19244 type if the size matches the whole array.
19246 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19248 * expmed.c (synth_mult): When trying out a shift, pass the result
19251 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19253 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19254 (shiftsub1_cost): New.
19255 (init_expmed): Compute shiftsub1_cost.
19256 (synth_mult): Optimize multiplications by constants of the form
19257 -(2^^m-1) for some constant positive integer m.
19259 2009-05-03 Richard Guenther <rguenther@suse.de>
19262 * c-typeck.c (array_to_pointer_conversion): Do not built
19263 ADDR_EXPRs of arrays of pointer-to-element type.
19264 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19265 up wrong ADDR_EXPRs after-the-fact.
19266 * c-common.c (strict_aliasing_warning): Strip pointer
19267 conversions for obtaining the original type.
19268 * builtins.c (fold_builtin_memset): Handle array types.
19269 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19272 2009-05-03 Richard Guenther <rguenther@suse.de>
19274 PR middle-end/23329
19275 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19276 Do not lose casts from array types with unknown extent to array
19277 types with known extent.
19278 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19279 alias set compatibility.
19281 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19283 * flags.h (extra_warnings): Delete.
19284 * toplev.c (process_options): Handle Wuninitialized here.
19285 * opts.c (extra_warnings): Delete.
19286 (set_Wextra): Delete.
19287 (common_handle_option): -Wextra can be handled automatically.
19288 * c-opts.c (c_common_handle_option): Delete obsolete code.
19289 (c_common_post_options): Simplify comment.
19290 * common.opt (W): Add Var.
19292 (Wuninitialized): Initialize to -1.
19294 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19295 Richard Guenther <rguenther@suse.de>
19297 * expr.c (get_def_for_expr): New function.
19298 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19299 SSA rather than trees.
19300 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19301 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19303 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19305 * c-common.c (reswords): Add _Imaginary.
19306 * c-common.c (enum rid): Add RID_IMAGINARY.
19308 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19310 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19311 Patch by Richard Guenther.
19313 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19315 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19316 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19317 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19318 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19319 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19320 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19321 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19322 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19323 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19324 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19325 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19326 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19327 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19328 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19329 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19330 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19331 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19332 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19334 2009-05-02 Richard Guenther <rguenther@suse.de>
19336 PR tree-optimization/39940
19337 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19340 2009-05-02 Richard Guenther <rguenther@suse.de>
19342 PR middle-end/40001
19343 * tree-ssa.c (execute_update_addresses_taken): Properly check
19344 if we can mark a variable DECL_GIMPLE_REG_P.
19345 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19346 back to the end of the function.
19347 (is_gimple_reg_type): Remove complex type special casing.
19348 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19351 2009-05-02 Ben Elliston <bje@au.ibm.com>
19353 * doc/collect2.texi (Collect2): Document search path behaviour
19354 when configured with --with-ld.
19356 2009-05-02 Jan Hubicka <jh@suse.cz>
19358 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19359 parameter; update callers.
19360 (coalesce_cost_edge): EH edges are costier because they needs
19361 splitting even if not critical and even more costier when there are
19362 multiple EH predecestors.
19364 2009-05-02 Jan Hubicka <jh@suse.cz>
19366 * except.c (remove_eh_handler_and_replace): Handle updating after
19367 removing TRY blocks.
19369 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19371 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19373 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19375 * varasm.c: Do not include c-pragma.h.
19376 * attribs.c: Do not incude c-common.h.
19378 2009-05-01 Michael Matz <matz@suse.de>
19380 * calls.c (initialize_argument_information): Handle SSA names like
19381 decls with a non MEM_P DECL_RTL.
19383 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19385 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19386 * ipa-utils.c: Likewise.
19387 * ipa-type-escape.c: Likewise.
19388 * cgraphunit.c Do not include c-common.h.
19389 * ipa-pure-const.c: Likewise.
19390 * tree-if-conv.c: Likewise.
19391 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19392 * ipa-struct-reorg.c: Likewise.
19393 * tree-nomudflap.c: Likewise.
19394 * tree-ssa-structalias.c: Likewise.
19396 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19398 * store-motion.c: Many cleanups to make this pass a first-class
19399 citizen instead of an appendix to gcse load motion. Add TODO list
19400 to make this pass faster/cleaner/better.
19402 (struct ls_expr): Post gcse.c-split cleanups.
19403 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19404 "stores" field to "avail_stores".
19405 (pre_ldst_mems): Rename to store_motion_mems.
19406 (pre_ldst_table): Rename to store_motion_mems_table.
19407 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19408 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19409 (ldst_entry): Rename to st_expr_entry, update users.
19410 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19411 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19412 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19414 (first_ls_expr): Rename to first_st_expr, update users.
19415 (next_ls_expr): Rename to next_st_expr, update users.
19416 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19417 fields properly for store motion instead of names inherited from load
19419 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19420 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19423 (ae_kill): Rename to st_kill, update users.
19424 (ae_gen): Rename to st_avloc, update users.
19425 (transp): Rename to st_transp, update users.
19426 (pre_insert_map): Rename to st_insert_map, update users.
19427 (pre_delete_map): Rename to st_delete_map, update users.
19428 (insert_store, build_store_vectors, free_store_memory,
19429 one_store_motion_pass): Update for abovementioned changes.
19431 (gcse_subst_count, gcse_create_count): Remove.
19432 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19433 and "n_stores_created", local variables.
19435 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19438 (regvec, compute_store_table_current_insn): Remove.
19439 (reg_set_info, reg_clear_last_set): Remove.
19440 (compute_store_table): Use DF caches instead of local dataflow
19443 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19445 * c-objc-common.c (c_tree_printer): Print identifiers with
19446 pp_identifier, not pp_string. Mark "({anonymous})" for
19448 * c-pretty-print.c (pp_c_ws_string): New.
19449 (pp_c_cv_qualifier, pp_c_type_specifier,
19450 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19451 pp_c_storage_class_specifier, pp_c_function_specifier,
19452 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19453 pp_c_primary_expression, pp_c_postfix_expression,
19454 pp_c_unary_expression, pp_c_shift_expression,
19455 pp_c_relational_expression, pp_c_equality_expression,
19456 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19457 use pp_string and pp_c_ws_string in place of pp_identifier and
19458 pp_c_identifier for non-identifiers. Mark English strings for
19460 * c-pretty-print.h (pp_c_ws_string): Declare.
19462 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19463 Roland McGrath <roland@redhat.com>
19465 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19466 (ENABLE_LD_BUILDID): New configuration option.
19467 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19468 (LINK_BUILDID_SPEC): New macro.
19469 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19471 * doc/install.texi: Document --enable-linker-build-id option.
19472 * configure: Rebuild.
19473 * config.in: Rebuild.
19475 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19477 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19478 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19479 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19480 MIPS_GP_SAVE_AREA_SIZE.
19481 * config/mips/mips.c (struct mips_frame_info): Update comment
19482 before arg_pointer_offset and hard_frame_pointer_offset.
19483 (mips_compute_frame_info): Update diagram before function: to
19484 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19485 indicate the position of frame_pointer_rtx with -fstack-protector and
19486 to show args_size. Don't allocate cprestore area for leaf functions
19487 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19489 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19491 2009-04-30 Michael Matz <matz@suse.de>
19493 PR tree-optimization/39955
19494 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19496 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19498 * ira.c (setup_cover_and_important_classes): Use safe macro
19499 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19501 * genpreds.c (write_tm_preds_h): Output suitable definition of
19502 REG_CLASS_FOR_CONSTRAINT.
19504 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19506 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19508 * bitmap.c (bitmap_descriptor): Likewise.
19509 * ggc-common.c (loc_descriptor): Likewise.
19510 * varray.c (varray_descriptor): Likewise.
19511 * vec.c (vec_descriptor): Likewise.
19513 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19515 * Makefile.in (dce.o): Add $(EXCEPT_H).
19516 * dce.c: Include except.h and delete redundant vector definitions.
19517 (deletable_insn_p): Return false for non-call insns that can throw
19520 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19522 * gcse.c (ae_gen): Remove.
19523 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19524 and make non-static function to make it available in store-motion.c.
19525 Update call sites with search-and-replace.
19526 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19527 extract_mentioned_regs, extract_mentioned_regs_helper,
19528 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19529 store_killed_in_insn, store_killed_after, store_killed_before,
19530 build_store_vectors, insert_insn_start_basic_block, insert-store,
19531 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19532 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19533 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19534 * store-motion.c: ...new file. Also copy data structures from gcse.c
19535 and clean up to remove parts not used by store motion.
19536 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19537 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19539 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19542 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19543 when optimizing for size.
19545 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19547 * gcse.c (gcse_constant_p): Fix typo in last change.
19549 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19551 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19553 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19555 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19557 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19559 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19560 CONST_HIGH_PART result.
19562 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19564 * config/avr/avr.c (initial_elimination_offset): Rename to
19565 avr_initial_elimination_offset.
19566 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19567 change return type to bool.
19568 (avr_can_eliminate): New function.
19569 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19570 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19571 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19572 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19573 avr_initial_elimination_offset.
19574 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19575 (avr_initial_elimination_offset): Define.
19577 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19578 Steven Bosscher <steven@gcc.gnu.org>
19580 PR rtl-optimization/39938
19581 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19582 * cfgrtl.c: Include insn-attr.h.
19583 (rest_of_pass_free_cfg): New function.
19584 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19585 * resource.c (init_resource_info): Remove call to df_analyze.
19587 2009-04-29 Richard Guenther <rguenther@suse.de>
19590 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19591 allow conversion to signed integers.
19593 2009-04-29 Richard Guenther <rguenther@suse.de>
19595 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19596 shifts of floating point vectors if the shift amount is
19597 a constant multiple of the element size.
19599 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19600 Michael Matz <matz@suse.de>
19602 PR middle-end/39927
19604 * tree-outof-ssa.c (emit_partition_copy): New function.
19605 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19606 insert_part_to_rtx_on_edge): Perform the partition base var
19607 copy using emit_partition_copy.
19608 (insert_value_copy_on_edge): Convert constants to the right mode.
19609 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19610 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19612 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19614 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19615 scan backwards to try to find a constant to initialize it.
19617 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19618 insn before the loop_end instruction, don't look past labels.
19620 2009-04-29 Richard Guenther <rguenther@suse.de>
19622 PR middle-end/39937
19623 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19624 loose type conversions.
19625 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19626 stmts only if there are no uses of its definition.
19628 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19630 * config/bfin/bfin.h (splitting_loops): Declare.
19631 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19632 Reorder bit definitions to be ascending.
19633 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19634 * config/bfin/bfin.c (splitting_loops): New variable.
19635 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19636 (struct loop_info): Remove members INIT and LOOP_INIT.
19637 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19638 the LSETUP sequence. Allow LC to be loaded from any register, but
19639 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19640 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19642 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19643 of reload_completed.
19646 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19648 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19650 * Makefile.in (PLUGIN_VERSION_H): New.
19651 (OBJS-common): Remove plugin-version.o.
19652 (plugin.o): Depend on (PLUGIN_VERSION_H).
19653 (plugin-version.o): Remove.
19654 * configure: Regenerate
19655 * configure.ac: Create plugin-version.h.
19656 * gcc-plugin.h (plugin_gcc_version): Remove.
19657 (plugin_default_version_check): Change signature.
19658 * plugin-version.c: Remove.
19659 * plugin.c: Include plugin-version.h.
19660 (str_plugin_gcc_version_name): Remove.
19661 (try_init_one_plugin): Pass gcc version to plugin_init.
19662 (plugin_default_version_check): Both gcc and plugin versions are now
19665 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19667 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19668 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19669 Remove special case testing for last insn of inner loops. Don't fail
19670 if the loop ends with a jump, emit an extra nop instead.
19672 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19673 DREGS rather than comparing directly. Remove code that tries to
19674 account for latencies.
19676 2009-04-29 Richard Guenther <rguenther@suse.de>
19678 PR tree-optimization/39941
19679 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19680 eliminating an indirect call.
19682 2009-04-29 Richard Guenther <rguenther@suse.de>
19684 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19685 parameter. Allow invariants as base if !require_lvalue.
19686 (verify_gimple_assign_single): Adjust.
19688 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19690 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19691 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19692 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19693 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19694 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19696 * config/bfin/bfin.c (bfin_expand_builtin,
19697 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19699 2009-04-28 Richard Guenther <rguenther@suse.de>
19701 * tree-vect-loop.c (get_initial_def_for_induction): Use
19702 correct types for pointer increment.
19704 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19706 * toplev.c (print_version): Update GMP version string calculation.
19708 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19710 PR rtl-optimization/39938
19711 * resource.c (init_resource_info): Add call to df_analyze.
19713 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19715 * config/alpha/alpha.md (usegp): Cast the result of
19716 alpha_find_lo_sum_using_gp to enum attr_usegp.
19717 * config/alpha/alpha.c (override_options): Remove end-of-structure
19718 marker element from cpu_table. Use array size of cpu_table to handle
19719 -mcpu and -mtune options.
19720 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19722 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19724 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19725 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19726 tune_32 and tune_64.
19727 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19728 support on PowerPC.
19729 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19730 * config/rs6000/option-defaults.h: ... here. New file.
19731 (OPT_64, OPT_32): Define.
19732 (MASK_64BIT): Define to 0 if not already defined.
19733 (OPT_ARCH64, OPT_ARCH32): Define.
19734 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19737 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19739 * config/arm/arm.c (arm_override_options): Emit error on using
19742 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19744 PR rtl-optimization/39914
19745 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19746 registers for allocnos created from user-defined variables only
19747 when not optimizing.
19749 2009-04-28 Richard Guenther <rguenther@suse.de>
19751 PR middle-end/39937
19752 * fold-const.c (fold_binary): Use distribute_real_division only
19755 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19757 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19758 add hpux-stdint.h to tm_file.
19759 (hppa[12]*-*-hpux11*): Ditto.
19760 (ia64*-*-hpux*): Ditto.
19761 * config/hpux-stdint.h: New.
19762 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19763 __STDC_EXT__ for all compiles.
19764 * config/pa/pa-hpux.h: Ditto.
19765 * config/pa/pa-hpux10.h: Ditto.
19766 * config/pa/pa-hpux11.h: Ditto.
19768 2009-04-28 Catherine Moore <clm@codesourcery.com>
19770 * debug.h (set_name): Add comment.
19772 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19775 * config/darwin.c (machopic_gen_offset): Check
19776 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19777 * config/arm/arm.c (require_pic_register): Likewise.
19779 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19781 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19782 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19783 m32c_promote_prototypes): Delete.
19785 2009-04-28 Michael Matz <matz@suse.de>
19787 PR middle-end/39922
19788 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19791 2009-04-28 Richard Guenther <rguenther@suse.de>
19793 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19795 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19797 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19798 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19799 * config/arm/arm-tune.md: Regenerate.
19801 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19803 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19804 block if there are complex incoming edges.
19805 (sel_merge_blocks): Remove useless assert.
19806 (sel_redirect_edge_and_branch): Check that edge was redirected.
19807 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19808 (sel_find_rgns): Delete declaration.
19809 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19810 the region when it is not a preheader.
19812 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19815 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19817 2009-04-28 Richard Guenther <rguenther@suse.de>
19819 * tree.h (SSA_NAME_VALUE): Remove.
19820 (struct tree_ssa_name): Remove value_handle member.
19821 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19822 array for jump threading.
19823 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19825 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19826 * tree-flow.h (threadedge_initialize_values): Declare.
19827 (threadedge_finalize_values): Likewise.
19828 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19829 (SSA_NAME_VALUE): Define.
19830 (threadedge_initialize_values): New function.
19831 (threadedge_finalize_values): Likewise.
19832 * tree-ssa-dom.c (ssa_name_values): New global variable.
19833 (SSA_NAME_VALUE): Define.
19834 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19836 2009-04-28 Ira Rosen <irar@il.ibm.com>
19838 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19839 Use REPORT_VECTORIZED_LOCATIONS instead
19840 REPORT_VECTORIZED_LOOPS.
19841 * tree-vectorizer.c (vect_verbosity_level): Make static.
19842 (vect_loop_location): Rename to vect_location.
19843 (vect_set_verbosity_level): Update comment.
19844 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19846 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19847 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19848 instead REPORT_UNVECTORIZED_LOOPS.
19849 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19850 and vect_loop_def to vect_external_def and vect_internal_def.
19851 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19852 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19853 REPORT_UNVECTORIZED_LOCATIONS.
19854 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19855 and vect_used_in_loop and to vect_unused_in_scope and
19856 vect_used_in_scope.
19857 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19858 (vect_verbosity_level): Remove declaration.
19859 (vect_analyze_operations): Likewise.
19860 (vect_analyze_stmt): Declare.
19861 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19862 REPORT_UNVECTORIZED_LOCATIONS.
19863 (vect_get_loop_niters): Fix indentation.
19864 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19865 (vect_analyze_loop_operations): New function.
19866 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19867 vect_analyze_operations.
19868 (vect_is_simple_reduction): Use new names.
19869 (vectorizable_live_operation, vect_transform_loop): Likewise.
19870 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19871 to specify whether the data references can be a part of interleaving
19873 (vect_analyze_data_ref_dependence): Use new names.
19874 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19875 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19876 * tree-vect-patterns.c (widened_name_p): Use new names.
19877 (vect_recog_dot_prod_pattern): Likewise.
19878 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19879 (process_use, vect_mark_stmts_to_be_vectorized,
19880 vect_model_simple_cost, vect_model_store_cost,
19881 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19882 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19883 vectorizable_operation, vectorizable_type_demotion,
19884 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19885 vectorizable_condition): Likewise.
19886 (vect_analyze_operations): Split into vect_analyze_loop_operations
19888 (vect_analyze_stmt): ... new function.
19889 (new_stmt_vec_info): Use new names.
19890 (vect_is_simple_use): Use new names and fix comment.
19891 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19892 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19894 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19897 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19898 and integer modes for x87 operands. Do not ICE for unsupported size,
19899 generate error instead. Generate error for unsupported operand types.
19900 ['z']: Do not handle HImode memory operands specially. Warning
19901 for floating-point operands. Fallthru to 'Z' for unsupported operand
19902 types. Do not ICE for unsupported size, generate error instead.
19903 (output_387_binary_op): Use %Z to output operands.
19904 (output_fp_compare): Ditto.
19905 (output_387_reg_move): Ditto.
19907 2009-04-28 Ben Elliston <bje@au.ibm.com>
19912 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19914 * builtins.c (c_strlen): Do not warn here.
19915 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19916 * c-common.c (pointer_int_sum): Take an explicit location.
19917 Warn about offsets out of bounds.
19918 * c-common.h (pointer_int_sum): Adjust declaration.
19920 2009-04-27 Ian Lance Taylor <iant@google.com>
19922 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19924 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19925 * df-core.c (df_set_flags): Change return type to int. Change
19926 type of old_flags to int.
19927 (df_clear_flags): Likewise.
19928 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19929 (df_get_conditional_uses): Likewise.
19930 * df.h (df_set_flags, df_clear_flags): Update declarations.
19931 * dwarf2out.c (struct indirect_string_node): Change type of form
19932 field to enum dwarf_form.
19933 (AT_string_form): Change return type to enum dwarf_form.
19934 * fixed-value.c (fixed_compare): Add cast to enum type.
19935 * fwprop.c (update_df): Change 0 to VOIDmode.
19936 * gensupport.c: Change 0 to UNKNOWN.
19937 * gimple.h (gimple_cond_code): Add cast to enum type.
19938 * haifa-sched.c (reemit_notes): Add cast to enum type.
19939 * hooks.c (hook_int_void_no_regs): Remove function.
19940 * hooks.h (hook_int_void_no_regs): Remove declaration.
19941 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19942 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19943 * real.c (real_arithmetic): Add cast to enum type.
19944 (real_compare): Likewise.
19945 * target.h (struct gcc_target): Change return type of
19946 branch_target_register_class to enum reg_class.
19947 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19948 default_branch_target_register_class.
19949 * targhooks.c (default_branch_target_register_class): New function.
19950 * targhooks.h (default_branch_target_register_class): Declare.
19951 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19952 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19954 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19956 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19957 vect_uninitialized_def. Change 0 to ERROR_MARK.
19958 * tree-vect-stmts.c (supportable_widening_operation): Don't
19959 initialize icode1 and icode2.
19960 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19961 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19963 (cmn_err_flag_specs): Change 0 to STD_C89.
19964 (cmn_err_char_table): Likewise.
19965 * config/arm/arm.c (get_arm_condition_code): Change type of code
19966 to enum arm_cond_code.
19967 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19968 (IWMMXT_BUILTIN2): Likewise.
19969 (neon_builtin_type_bits): Don't define typedef.
19970 (neon_builtin_datum): Change type of bits field to int.
19971 (arm_expand_neon_args): Add cast to enum type.
19972 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19974 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19975 casts to enum type.
19976 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19978 * config/mips/mips.md (jal_macro): Return enum constant.
19979 (single_insn): Likewise.
19980 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19982 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19983 casts to enum type.
19984 * config/s390/s390.c (s390_tune_flags): Change type to int.
19985 (s390_arch_flags): Likewise.
19986 (s390_handle_arch_option): Change flags field of struct pta to int.
19987 * config/s390/s390.h (s390_tune_flags): Update declaration.
19988 (s390_arch_flags): Likewise.
19989 * config/sh/sh.c (prepare_move_operands): Compare
19990 tls_symbolic_operand result with enum constant.
19991 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19992 (sh_expand_prologue): Add cast to enum type.
19993 (sh_expand_epilogue): Likewise.
19994 (tls_symbolic_operand): Change return type to enum tls_model.
19995 (fpscr_set_from_mem): Add cast to enum type.
19996 (legitimize_pic_address): Compare tls_symbolic_operand result with
19998 (sh_target_reg_class): Change return type to enum reg_class.
19999 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
20001 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
20002 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
20003 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
20004 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
20005 (delayed_branch, tls_call_delay): Likewise.
20006 (eligible_for_sibcall_delay): Likewise.
20007 (eligible_for_return_delay): Likewise.
20008 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20009 (spu_expand_builtin_1): Likewise.
20011 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20012 for all types of conversions.
20013 (output_init_element): Issue -Wc++-compat warning if needed when
20014 initializing a bitfield with enum type.
20015 * c-parser.c (c_parser_expression): Set original_type to
20016 original_type of right hand operand of comma operator.
20018 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20020 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20022 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20023 * doc/cpp.texi (Standard Predefined Macros)
20024 (Implementation-defined behavior): Likewise.
20025 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20026 * doc/gimple.texi (GIMPLE Exception Handling)
20027 (@code{GIMPLE_ASSIGN}): Likewise.
20028 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20029 * doc/invoke.texi (Warning Options, Optimize Options)
20030 (AVR Options, Darwin Options): Likewise.
20031 (Optimize Options): Reformulate -fwhole-program description.
20032 * doc/loop.texi (Lambda): Likewise.
20033 * doc/md.texi (Output Template, Define Constraints)
20034 (Standard Names, Insn Splitting): Likewise.
20035 * doc/options.texi (Option properties): Likewise.
20036 * doc/passes.texi (Tree-SSA passes): Likewise.
20037 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20038 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20039 (File Names and DBX): Likewise.
20040 * doc/trouble.texi (Incompatibilities): Likewise.
20042 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20044 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20045 instruction is correct.
20047 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20049 Allow non-constant arguments to conversion intrinsics.
20050 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20051 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20052 * spu.c (print_operand): Handle 'v' and 'w'.
20053 (exp2_immediate_p, spu_gen_exp2): Define.
20054 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20055 spu_convtf_1): Update parameter descriptions.
20056 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20057 * constraints.md ('v', 'w'): New.
20058 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20060 (i2f, I2F): New define_mode_attr.
20061 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20062 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20063 fixuns_truncv4sfv4si2): Update to use mode attribute.
20064 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20065 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20066 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20067 patterns for combine.
20069 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20071 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20072 (cprop, hoist, pre, store_motion): New debug counters.
20073 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20074 is not an RTL pass anymore.
20075 (pass_profiling): Remove extern decl for pass removed in 2005.
20076 (pass_gcse, pass_jump_bypass): Remove.
20077 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20078 to 0 for clean state.
20079 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20080 * cse.c (gate_handle_cse_after_global_opts,
20081 rest_of_handle_cse_after_global_opts): New functions.
20082 (pass_cse_after_global_opts): New pass, does local CSE.
20083 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20084 (TV_CPROP): New timevar.
20085 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20086 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20087 (gcse_main, recompute_all_luids): Remove.
20088 (compute_hash_table_work): Call max_reg_num instead of reading
20090 (cprop_jump): Don't set run_jump_opt_after_gcse.
20091 (constprop_register): Always allow to alter jumps.
20092 (cprop_insn): Likewise.
20093 (do_local_cprop): Likewise.
20094 (local_cprop_pass): Likewise. Return non-zero if something changed.
20095 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20096 (find_implicit_sets): Add note about missed optimization opportunity.
20097 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20098 pass_rtl_cprop execute function.
20099 Don't bother tracking the pass number, each pass gets its own dumpfile
20101 Always allow to alter jumpsand bypass jumps.
20102 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20103 will just find no suitable set.
20104 (pre_edge_insert): Fix dumping, this function is for PRE only.
20105 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20106 pass_rtl_pre execute function.
20107 (hoist_code): Return non-zero if something changed. Keep track of
20108 substitutions and insertions for statistics gathering similar to PRE.
20109 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20110 called from the pass_rtl_hoist execute function. Show pass statistics.
20111 (compute_store_table): Use max_reg_num directly instead of using the
20112 formerly global max_gcse_regno.
20113 (build_store_vectors): Likewise.
20114 (replace_store_insn): Fix dumping.
20115 (store_motion): Rename to ...
20116 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20117 pass, called from the pass_rtl_store_motion execute function. Keep
20118 track of substitutions and insertions for statistics gathering similar
20120 (bypass_jumps): Remove, fold interesting bits into ...
20121 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20122 from the pass_rtl_cprop execute function.
20123 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20124 pass_jump_bypass): Remove.
20125 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20126 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20127 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20128 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20129 (gate_rtl_store_motion, execute_rtl_store_motion,
20130 pass_rtl_store_motion): New.
20131 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20132 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20133 * passes.c (init_optimization_passes): Remove pass_gcse and
20134 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20135 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20136 instead of pass_jump_bypass.
20138 2009-04-27 Richard Guenther <rguenther@suse.de>
20140 PR middle-end/39928
20141 * gimplify.c (gimplify_expr): If we are required to create
20142 a temporary make sure it ends up as register.
20144 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20147 * config/i386/i386.c (construct_container): Don't call
20148 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20149 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20151 2009-04-27 Michael Matz <matz@suse.de>
20153 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20154 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20155 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
20156 (dump_replaceable_exprs): Take a bitmap.
20157 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20159 (expand_gimple_basic_block): Likewise.
20160 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20161 replaceable_expressions member a bitmap.
20162 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20163 (mark_replaceable): Likewise.
20164 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20165 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20167 2009-04-27 Richard Guenther <rguenther@suse.de>
20169 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20170 (verify_stmts): Dispatch to gimple/type verification code.
20171 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20172 issue with call argument types.
20174 2009-04-27 Michael Matz <matz@suse.de>
20176 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20177 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20180 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20181 Eric Botcazou <ebotcazou@adacore.com>
20183 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20184 a label's basic block.
20185 (mark_target_live_regs): Tidy and rework obsolete comments.
20186 Change back DF problem to LIVE. If a label starts a basic block,
20187 assume that all registers that used to be live then still are.
20188 (init_resource_info): If a label starts a basic block, set its
20189 BLOCK_FOR_INSN accordingly.
20190 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20192 2009-04-27 Richard Guenther <rguenther@suse.de>
20194 * tree-flow-inline.h (function_ann): Remove.
20195 (get_function_ann): Likewise.
20196 * tree-dfa.c (create_function_ann): Remove.
20197 * tree-flow.h (struct static_var_ann_d): Remove.
20198 (struct function_ann_d): Likewise.
20199 (union tree_ann_d): Remove fdecl member.
20200 (function_ann_t): Remove.
20201 (function_ann, get_function_ann, create_function_ann): Remove
20204 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20206 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20208 2009-04-27 Jan Hubicka <jh@suse.cz>
20210 * ipa-pure-const.c (struct funct_state_d): New fields
20211 state_previously_known, looping_previously_known; remove
20212 state_set_in_source.
20213 (analyze_function): Use new fields.
20214 (propagate): Avoid assumption that state_set_in_source imply
20217 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20218 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20219 * cfgloop.h (finite_loop_p): Declare.
20221 2009-04-26 Michael Matz <matz@suse.de>
20223 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20225 2009-04-26 Michael Matz <matz@suse.de>
20227 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20228 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20229 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20230 pass_mark_used_blocks): Remove.
20231 * tree-optimize.c (pass_free_datastructures,
20232 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20233 * passes.c (init_optimization_passes): Don't call
20234 pass_mark_used_blocks, remove dead code.
20236 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20238 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20239 * tree-ssa-live.h (register_ssa_partition): Likewise.
20241 2009-04-26 Michael Matz <matz@suse.de>
20244 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20245 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20246 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20248 (compare_pairs): Swap cost comparison.
20249 (coalesce_ssa_name): Don't use change_partition_var.
20250 * tree-nrv.c (struct nrv_data): Add modified member.
20251 (finalize_nrv_r): Set it.
20252 (tree_nrv): Use it to update statements.
20253 (pass_nrv): Require PROP_ssa.
20254 * tree-mudflap.c (mf_decl_cache_locals,
20255 mf_build_check_statement_for): Use make_rename_temp.
20256 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20257 * alias.c (find_base_decl): Handle SSA names.
20258 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20259 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20260 * rtl.h (set_reg_attrs_for_parm): Declare.
20261 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20262 to "optimized", remove unused locals at finish.
20263 (execute_free_datastructures): Make global, call
20264 delete_tree_cfg_annotations.
20265 (execute_free_cfg_annotations): Don't call
20266 delete_tree_cfg_annotations.
20268 * ssaexpand.h: New file.
20269 * expr.c (toplevel): Include ssaexpand.h.
20270 (expand_assignment): Handle SSA names the same as register variables.
20271 (expand_expr_real_1): Expand SSA names.
20272 * cfgexpand.c (toplevel): Include ssaexpand.h.
20273 (SA): New global variable.
20274 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20275 (SSAVAR): New macro.
20276 (set_rtl): New helper function.
20277 (add_stack_var): Deal with SSA names, use set_rtl.
20278 (expand_one_stack_var_at): Likewise.
20279 (expand_one_stack_var): Deal with SSA names.
20280 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20281 before unique numbers.
20282 (expand_stack_vars): Use set_rtl.
20283 (expand_one_var): Accept SSA names, add asserts for them, feed them
20284 to above subroutines.
20285 (expand_used_vars): Expand all partitions (without default defs),
20286 then only the local decls (ignoring those expanded already).
20287 (expand_gimple_cond): Remove edges when jumpif() expands an
20288 unconditional jump.
20289 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20290 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20292 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20293 members of SA; deal with PARM_DECL partitions here; expand
20294 all PHI nodes, free tree datastructures and SA. Commit instructions
20295 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20296 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20297 info and statements at start, collect garbage at finish.
20298 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20299 (VAR_ANN_PARTITION) Remove.
20300 (change_partition_var): Don't declare.
20301 (partition_to_var): Always return SSA names.
20302 (var_to_partition): Only accept SSA names.
20303 (register_ssa_partition): Only check argument.
20304 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20306 (delete_var_map): Don't free it.
20307 (var_union): Only accept SSA names, simplify.
20308 (partition_view_init): Mark only useful SSA names as used.
20309 (partition_view_fini): Only deal with SSA names.
20310 (change_partition_var): Remove.
20311 (dump_var_map): Use ssa_name instead of partition_to_var member.
20312 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20314 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20315 (struct _elim_graph): New member const_dests; nodes member vector of
20317 (set_location_for_edge): New static helper.
20318 (create_temp): Remove.
20319 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20320 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20321 (new_elim_graph): Allocate const_dests member.
20322 (clean_elim_graph): Truncate const_dests member.
20323 (delete_elim_graph): Free const_dests member.
20324 (elim_graph_size): Adapt to new type of nodes member.
20325 (elim_graph_add_node): Likewise.
20326 (eliminate_name): Likewise.
20327 (eliminate_build): Don't take basic block argument, deal only with
20328 partition numbers, not variables.
20329 (get_temp_reg): New static helper.
20330 (elim_create): Use it, deal with RTL temporaries instead of trees.
20331 (eliminate_phi): Adjust all calls to new signature.
20332 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20333 (rewrite_trees): Only do checking.
20334 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20335 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20336 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20337 contains_tree_r, MAX_STMTS_IN_LATCH,
20338 process_single_block_loop_latch, analyze_edges_for_bb,
20339 perform_edge_inserts): Remove.
20340 (expand_phi_nodes): New global function.
20341 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20342 functions, initialize new parameter, remember partitions having a
20344 (finish_out_of_ssa): New global function.
20345 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20346 don't reset in_ssa_p here, don't disable TER when mudflap.
20347 (pass_del_ssa): Remove.
20348 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20350 (execute_free_datastructures): Declare.
20351 * Makefile.in (SSAEXPAND_H): New variable.
20352 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20353 * basic-block.h (commit_one_edge_insertion): Declare.
20354 * passes.c (init_optimization_passes): Move pass_nrv and
20355 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20356 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20357 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20358 (redirect_branch_edge): Deal with super block when expanding, split
20359 out jump patching itself into ...
20360 (patch_jump_insn): ... here, new static helper.
20362 2009-04-26 Michael Matz <matz@suse.de>
20364 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20365 beyond num_ssa_names.
20366 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20367 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20369 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20371 PR inline-asm/39543
20372 * fwprop.c (forward_propagate_asm): New function.
20373 (forward_propagate_and_simplify): Propagate also into __asm, if it
20374 doesn't increase the number of referenced registers.
20377 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20379 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20381 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20382 note_nonlocal_vla_type for nonlocal VLAs.
20383 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20384 contains_remapped_vars, remap_vla_decls): New functions.
20385 (convert_nonlocal_reference_stmt): If not optimizing, call
20386 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20387 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20388 if it wasn't found in var_map.
20389 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20390 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20391 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20393 * gimplify.c (nonlocal_vlas): New variable.
20394 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20396 (gimplify_body): Create and destroy nonlocal_vlas.
20398 * dwarf2out.c (loc_descr_plus_const): New function.
20399 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20400 mem_loc_descriptor, loc_descriptor_from_tree_1,
20401 descr_info_loc, gen_variable_die): Use it.
20403 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20404 !TREE_STATIC VAR_DECLs.
20405 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20406 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20407 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20408 DECL_BY_REFERENCE is valid.
20409 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20410 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20411 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20412 Copy DECL_BY_REFERENCE.
20413 (struct nesting_copy_body_data): New type.
20414 (nesting_copy_decl): New function.
20415 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20416 if they have variable length.
20418 2009-04-26 Michael Matz <matz@suse.de>
20420 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20421 mark new temporaries for renaming.
20423 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20426 * c-decl.c (global_bindings_p): Return negative value.
20427 (c_variable_size): New. Based on variable_size from
20429 (grokdeclarator): Call c_variable_size not variable_size.
20431 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20433 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20435 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20437 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20438 Redefine it to just use mingw/include.
20439 (ASM_SPEC): Rules for -m32 and -m64.
20440 (LINK_SPEC): Use Likewise.
20441 (SPEC_32): New define.
20442 (SPEC_64): Likewise.
20443 (SUB_LINK_SPEC): Likewise.
20444 (MULTILIB_DEFAULTS): New define.
20445 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20446 Add multilib options.
20447 (MULTILIB_DIRNAMES): Likewise.
20448 (MULTILIB_OSDIRNAMES): Likewise.
20449 (LIBGCC): Likewise.
20450 (INSTALL_LIBGCC): Likewise.
20452 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20455 * c-tree.h (enum c_inline_static_type): New.
20456 (record_inline_static): Declare.
20457 * c-decl.c (struct c_inline_static, c_inline_statics,
20458 record_inline_static, check_inline_statics): New.
20459 (pop_file_scope): Call check_inline_statics.
20460 (start_decl): Call record_inline_static instead of pedwarning
20461 directly for static in inline function.
20462 * c-typeck.c (build_external_ref): Call record_inline_static
20463 instead of pedwarning directly for static referenced in inline
20466 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20468 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20469 not new but only being rescanned.
20470 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20471 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20472 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20473 record_set_info, compute_set, grealloc): Remove.
20474 (recompute_all_luids): New function.
20475 (gcse_main): Don't compute sets, and don't do related memory
20476 allocations/free-ing. If something changed before the end of the
20477 pass, update LUIDs using recompute_all_luids.
20478 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20479 (free_gcse_mem): Don't free it either.
20480 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20481 Use the df insn LUIDs.
20482 (load_killed_in_block): Likewise.
20483 (compute_hash_table_work): Don't compute reg_set_in_block.
20484 (compute_transp): Use DF_REG_DEF_CHAINs.
20485 (local_cprop_pass): Don't use compute_sets and related functions.
20486 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20487 Use get_max_uid() instead of max_cuid.
20488 (insert_insn_end_basic_block, pre_insert_copy_insn,
20489 update_ld_motion_stores): Don't try to
20490 keep reg_set tables up to date.
20491 (pre_insert_copies): Use df insn LUIDs.
20492 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20493 (reg_set_info): Don't use extra bitmap argument.
20494 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20495 information to compute regs_set_in_block.
20496 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20497 (bypass_jumps): Don't use compute_sets and friends.
20499 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20502 * opts.c (undocumented_msg): Do not leave blank even with
20505 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20507 * c-decl.c (build_enumerator): Allow values folding to integer
20508 constants but not integer constant expressions with a pedwarn if
20511 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20514 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20515 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20516 type is an integer constant.
20518 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20521 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20524 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20527 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20528 with variably modified return type and no storage class
20529 specifiers, except for the case of nested functions. Distinguish
20530 extern declarations of functions with variably modified return
20531 types from those of objects with variably modified types.
20533 2009-04-25 Jan Hubicka <jh@suse.cz>
20535 * tree.c (list_equal_p): New function.
20536 * tree.h (list_equal_p): Declare.
20537 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20538 basic_block_def, basic_block, const_basic_block): New.
20539 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20540 (redirect_eh_edge): New function.
20541 (make_eh_edge_update_phi): EH edges are not abnormal.
20542 * except.c: Include tree-flow.h.
20543 (list_match): New function.
20544 (eh_region_replaceable_by_p): New function.
20545 (replace_region): New function.
20546 (hash_type_list): New function.
20547 (hash_eh_region): New function.
20548 (eh_regions_equal_p): New function.
20549 (merge_peers): New function.
20550 (remove_unreachable_regions): Verify EH tree when checking;
20552 (copy_eh_region_1): New function.
20553 (copy_eh_region): New function.
20554 (push_reachable_handler): New function.
20555 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20556 regions without label but with live RESX.
20557 * except.h (redirect_eh_edge_to_label): New.
20558 * tree-flow.h (redirect_eh_edge): New.
20559 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20560 basic_block_def, basic_block, const_basic_block): Remove.
20561 * Makefile.in (except.o): Add dependency on tree-flow.h
20562 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20563 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20566 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20569 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20570 on the destination of memcpy.
20572 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20574 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20575 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20576 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20578 2009-04-25 Jan Hubicka <jh@suse.cz>
20580 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20581 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20582 to be reached by different label than left.
20583 (update_eh_edges): Update comment; remove edge_to_remove if possible
20584 and return true if suceeded.
20585 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20586 (cleanup_eh): Compute sharing map.
20587 * except.c (remove_eh_handler_and_replace): Add argument if we should
20589 (remove_unreachable_regions): Update for label sharing.
20590 (label_to_region_map): Likewise.
20591 (get_next_region_sharing_label): New function.
20592 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20594 (remove_eh_handler): Update.
20595 (remove_eh_region_and_replace_by_outer_of): New function.
20596 * except.h (struct eh_region): Add next_region_sharing_label.
20597 (remove_eh_region_and_replace_by_outer_of,
20598 get_next_region_sharing_label): Declare.
20599 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20601 2009-04-25 Jan Hubicka <jh@suse.cz>
20603 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20604 insert code even if they are not critical.
20606 2009-04-25 Jan Hubicka <jh@suse.cz>
20608 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20609 (gimple_can_remove_branch_p): EH edges won't remove branch by
20611 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20612 updating of non-abnormal EH edges.
20613 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20614 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20615 (split_critical_edges): Split also edges where emitting code on them
20616 will lead to splitting later.
20618 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20619 H.J. Lu <hongjiu.lu@intel.com>
20622 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20623 the configured assembler supports fildq and fistpq mnemonics.
20624 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20625 * configure: Regenerated.
20626 * config.in: Ditto.
20628 * config/i386/i386.c (print_operand): Handle 'Z'.
20629 ['z']: Remove handling of special fild/fist suffixes.
20630 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20631 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20632 suffix of fild insn.
20633 (*floatsi<mode>2_vector_mixed): Ditto.
20634 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20635 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20636 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20637 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20638 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20640 2009-04-25 Ben Elliston <bje@au.ibm.com>
20642 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20643 the source of a set operation.
20645 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20647 * target.h (struct gcc_target): Add case_values_threshold field.
20648 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20649 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20650 * targhooks.c (default_case_values_threshold): New function.
20651 * targhooks.h (default_case_values_threshold): Declare function.
20652 * stmt.c (expand_case): Use case_values_threshold target hook.
20653 * expr.h (case_values_threshold): Remove declartation.
20654 * expr.c (case_values_threshold): Remove function.
20655 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20657 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20658 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20659 (avr_case_values_threshold): Declare as static.
20660 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20662 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20663 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20664 (mn10300_case_values_threshold): New function.
20666 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20668 * ira.c (setup_cover_and_important_classes): Add enum cast.
20670 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20672 * genpreds.c (write_enum_constraint_num): Output definition of
20673 CONSTRAINT_NUM_DEFINED_P macro.
20674 * ira.c (setup_cover_and_important_classes): Use
20675 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20677 2009-04-24 DJ Delorie <dj@redhat.com>
20679 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20680 __SH2A_SINGLE_ONLY__ also.
20682 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20684 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20685 (movdf_internal): Ditto.
20686 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20687 SFmode and DFmode constants.
20688 (ia64_print_operand): Add 'G' format for printing
20689 floating point constants.
20691 2009-04-24 Richard Guenther <rguenther@suse.de>
20693 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20694 from unsigned additions.
20696 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20698 * c-typeck.c (set_init_index): Allow array designators that are
20699 not integer constant expressions with a pedwarn if pedantic.
20701 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20703 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20704 zero if no overlap in nonzero bits between the operands.
20706 2009-04-24 Ian Lance Taylor <iant@google.com>
20708 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20709 (record_dead_and_set_regs): Likewise.
20710 * df.h (struct df_mw_hardreg): Change flags field to int.
20711 (struct df_base_ref): Likewise.
20712 (struct df): Change changeable_flags field to int.
20713 * df-scan.c (df_defs_record): Change clobber_flags to int.
20714 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20715 constants rather than #define macros.
20716 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20717 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20718 (enum dwarf_calling_convention): Likewise.
20719 (enum dwarf_line_number_x_ops): Likewise.
20720 (enum dwarf_call_frame_info): Likewise.
20721 (enum dwarf_source_language): Likewise.
20722 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20723 (add_calling_convention_attribute): Likewise.
20724 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20725 (combine_comparisons): Change compcode to int. Add cast to enum type.
20726 * genrecog.c (maybe_both_true_2): Change c to int.
20727 (write_switch): Likewise. Add cast to enum type.
20728 * gimplify.c (gimplify_omp_for): Handle return values from
20729 gimplify_expr using MIN rather than bitwise or.
20730 (gimplify_expr): Add cast to enum type.
20731 * ipa-prop.c (update_jump_functions_after_inlining): Change
20732 IPA_BOTTOM to IPA_JF_UNKNOWN.
20733 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20734 Add casts to enum type.
20735 (setup_cover_and_important_classes): Change cl to int. Add casts
20737 (setup_class_translate): Change cl and mode to int.
20738 (ira_init_once): Change mode to int.
20739 (free_register_move_costs): Likewise.
20740 (setup_prohibited_mode_move_regs): Add casts to enum type.
20741 * langhooks.c (add_builtin_function_common): Rework assertion that
20742 value fits bitfield.
20743 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20744 * omega.c (omega_do_elimination): Avoid math on enum types.
20745 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20746 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20747 int local to handle integral_argment value.
20748 * regmove.c (try_auto_increment): Change PUT_MODE to
20750 * reload.c (push_secondary_reload): Add casts to enum type.
20751 (secondary_reload_class, find_valid_class): Likewise.
20752 * reload1.c (emit_input_reload_insns): Likewise.
20753 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20754 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20755 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20757 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20758 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20760 (expand_complex_libcall): Add casts to enum type.
20761 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20762 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20763 with ERROR_MARK, not NUM_TREE_CODES.
20764 (vect_create_epilog_for_reduction): Likewise.
20765 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20766 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20767 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20769 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20770 vect_unused_in_loop. Change 0 to loop_vect.
20771 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20772 * var-tracking.c (get_init_value): Change return type to enum
20774 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20775 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20777 (arm_override_options): Add casts to enum type.
20778 (arm_emit_tls_decoration): Likewise.
20779 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20781 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20782 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20783 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20785 * config/s390/s390.c (code_for_builtin_64): Change to array of
20787 (code_for_builtin_31): Likewise.
20788 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20790 * config/sparc/sparc.c (sparc_override_options): Change value
20791 field in struct code_model to enum cmodel. In initializer change
20792 0 to NULL and add cast to enum type.
20794 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20795 Change all callers. Issue a -Wc++-compat warning using
20796 lhs_origtype if necessary.
20797 (convert_for_assignment): Issue -Wc++-compat warnings about
20798 invalid conversions to enum type on assignment.
20799 * c-common.h (build_modify_expr): Update declaration.
20801 2009-04-24 Nick Clifton <nickc@redhat.com>
20803 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20804 (function_arg_advance): Likewise.
20805 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20808 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20810 * config/s390/constraints.md ('I', 'J'): Fix condition.
20812 2009-04-24 Diego Novillo <dnovillo@google.com>
20814 * gengtype-parse.c (parse_error): Add newline after message.
20816 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20818 * config/i386/sse.md (avxmodesuffixs): Removed.
20819 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20820 (*avx_pinsr<ssevecsize>): This.
20822 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20824 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20825 follow chains of regs with a single definition, and allow expressions
20826 that are function_invariant_p.
20827 (simple_rhs_p): Allow expressions that are function_invariant_p.
20829 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20831 PR middle-end/39867
20832 * fold-const.c (fold_cond_expr_with_comparison): When folding
20833 > and >= to MAX, make sure the MAX uses the same type as the
20834 comparison's operands.
20836 2009-04-24 Nick Clifton <nickc@redhat.com>
20838 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20839 addressing for DImode accesses.
20840 (frv_print_operand_address): Handle PLUS case.
20841 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20843 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20845 PR rtl-optimization/39794
20846 * alias.c (canon_true_dependence): Add x_addr argument.
20847 * rtl.h (canon_true_dependence): Adjust prototype.
20848 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20849 * cselib.c (cselib_invalidate_mem): Likewise.
20850 * gcse.c (compute_transp): Likewise.
20851 * dse.c (scan_reads_nospill): Likewise.
20852 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20853 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20854 canon_base_addr of the group, plus optional offset.
20855 (struct group_info): Rename canon_base_mem to
20857 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20858 canon_rtx of base_mem.
20860 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20862 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20863 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20865 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20867 * config/spu/spu-builtins.h: Delete file.
20869 * config/spu/spu.h (enum spu_builtin_type): Move here from
20871 (struct spu_builtin_description): Likewise. Add GTY marker.
20872 Do not use enum spu_function_code or enum insn_code.
20873 (spu_builtins): Add extern declaration.
20875 * config/spu/spu.c: Do not include "spu-builtins.h".
20876 (enum spu_function_code, enum spu_builtin_type_index,
20877 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20878 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20879 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20880 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20881 (spu_builtin_types): Make static. Add GTY marker.
20882 (spu_builtins): Add extern declaration with GTY marker.
20883 Include "gt-spu.h".
20885 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20886 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20887 Check programmatically whether all parameters are scalar.
20889 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20891 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20893 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20894 assignment from the constructor either if the target is volatile.
20896 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20898 * config/arm/arm.md (insv): Do not share operands[0].
20900 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20902 * config/vxlib-tls.c (active_tls_threads): Delete.
20903 (delete_hook_installed): New.
20904 (tls_delete_hook): Don't delete the delete hook.
20905 (tls_destructor): Delete it here.
20906 (__gthread_set_specific): Adjust installing the delete hook.
20907 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20908 __gthread_leave_tsd_dtor_context.
20910 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20912 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20914 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20916 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20918 (alpha_rtx_costs): Ditto.
20919 (emit_unlikely_jump): Use add_reg_note.
20920 (emit_frame_store_1): Ditto.
20921 (alpha_expand_prologue): Ditto.
20922 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20923 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20925 2009-04-23 Nick Clifton <nickc@redhat.com>
20927 * config/v850/v850.md (epilogue): Remove suppressed code.
20928 (return): Rename to return_simple and remove test of frame size.
20929 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20930 to gen_return_simple.
20932 2009-04-22 Jing Yu <jingyu@google.com>
20935 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20937 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20940 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20941 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20942 value is a VECTOR_CST, the element type is the element type of the
20945 2009-04-22 DJ Delorie <dj@redhat.com>
20947 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20949 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20951 * alias.c (find_base_term): Move around LO_SUM case, so that
20952 CONST falls through into PLUS/MINUS handling.
20955 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20956 into 0, use omit_one_operand.
20958 2009-04-23 Ben Elliston <bje@au.ibm.com>
20960 * config/rs6000/linux-unwind.h (get_regs): Remove type
20961 puns. Change the type of `pc' to an array of unsigned ints and
20962 update all users. Constify frame24.
20964 2009-04-22 DJ Delorie <dj@redhat.com>
20966 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20967 declarations before code.
20968 (current_function_special_page_vector): Likewise.
20969 (m32c_expand_insv): Silence a warning.
20971 2009-04-21 Taras Glek <tglek@mozilla.com>
20973 * alias.c: Update GTY annotations to new syntax.
20974 * basic-block.h: Likewise.
20975 * bitmap.h: Likewise.
20976 * c-common.h: Likewise.
20977 * c-decl.c: Likewise.
20978 * c-parser.c: Likewise.
20979 * c-pragma.c: Likewise.
20980 * c-tree.h: Likewise.
20981 * cfgloop.h: Likewise.
20982 * cgraph.h: Likewise.
20983 * config/alpha/alpha.c: Likewise.
20984 * config/arm/arm.h: Likewise.
20985 * config/avr/avr.h: Likewise.
20986 * config/bfin/bfin.c: Likewise.
20987 * config/cris/cris.c: Likewise.
20988 * config/darwin.c: Likewise.
20989 * config/frv/frv.c: Likewise.
20990 * config/i386/i386.c: Likewise.
20991 * config/i386/i386.h: Likewise.
20992 * config/i386/winnt.c: Likewise.
20993 * config/ia64/ia64.h: Likewise.
20994 * config/iq2000/iq2000.c: Likewise.
20995 * config/mips/mips.c: Likewise.
20996 * config/mmix/mmix.h: Likewise.
20997 * config/pa/pa.c: Likewise.
20998 * config/pa/pa.h: Likewise.
20999 * config/rs6000/rs6000.c: Likewise.
21000 * config/s390/s390.c: Likewise.
21001 * config/sparc/sparc.c: Likewise.
21002 * config/xtensa/xtensa.c: Likewise.
21003 * cselib.h: Likewise.
21004 * dbxout.c: Likewise.
21005 * dwarf2out.c: Likewise.
21006 * except.c: Likewise.
21007 * except.h: Likewise.
21008 * fixed-value.h: Likewise.
21009 * function.c: Likewise.
21010 * function.h: Likewise.
21011 * gimple.h: Likewise.
21012 * integrate.c: Likewise.
21013 * optabs.c: Likewise.
21014 * output.h: Likewise.
21015 * real.h: Likewise.
21017 * stringpool.c: Likewise.
21018 * tree-data-ref.c: Likewise.
21019 * tree-flow.h: Likewise.
21020 * tree-scalar-evolution.c: Likewise.
21021 * tree-ssa-address.c: Likewise.
21022 * tree-ssa-alias.h: Likewise.
21023 * tree-ssa-operands.h: Likewise.
21024 * tree.c: Likewise.
21025 * tree.h: Likewise.
21026 * varasm.c: Likewise.
21027 * varray.h: Likewise.
21029 * coretypes.h: Do not define GTY macro if it is already defined.
21030 * doc/gty.texi: Update GTY documentation to new syntax.
21031 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21032 annotations on structs.
21033 * gengtype-parse.c: Likewise.
21035 2009-04-22 Mark Heffernan <meheff@google.com>
21037 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21039 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21041 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21044 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21046 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21047 the same as a PLUS without a shift. Increase the cost of a
21050 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21052 * Makefile.in: Update dependencies.
21053 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21054 * errors.h: Remove bogus comment about compatibility.
21055 (warning): Update declaration.
21056 * genautomata.c: Update all calls to warning.
21057 * gimple.c: Do not include errors.h. Include toplev.h.
21058 * tree-ssa-structalias.c: Do not include errors.h.
21059 * omega.c: Likewise.
21060 * tree-ssa-reassoc.c: Likewise.
21061 * config/spu/spu-c.c: Likewise.
21062 * config/spu/t-spu-elf: Update dependencies.
21064 2009-04-22 Richard Guenther <rguenther@suse.de>
21066 PR tree-optimization/39824
21067 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21068 make sure the types are compatible.
21070 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21073 * c-common.c (c_parse_error): Take a token_flags parameter.
21074 Use token_type for the token type instead.
21075 Pass token_flags to cpp_type2name.
21076 * c-common.h (c_parse_error): Update declaration.
21077 * c-parser.c (c_parser_error): Pass 0 as token flags.
21079 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21081 PR rtl-optimization/39580
21082 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21084 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21086 * function.c (expand_function_end): Do not emit a jump to the "naked"
21087 return label for fall-through returns.
21088 * except.c (sjlj_emit_function_exit): Always place the call to the
21089 unregister function at the location installed by expand_function_end.
21091 2009-04-22 Richard Guenther <rguenther@suse.de>
21093 PR tree-optimization/39845
21094 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21095 (gen_inbound_check): Likewise.
21097 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21099 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21101 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21102 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21104 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21106 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21107 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21108 shift counts to avoid out-of-bounds array accesses.
21110 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21112 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21113 (Pmode): Move above.
21115 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21117 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21118 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21119 GET_CODE macro. Use IN_RANGE macro where appropriate.
21120 * config/alpha/alpha.h: Ditto.
21121 * config/alpha/alpha.md: Ditto.
21122 * config/alpha/constraints.md: Ditto.
21123 * config/alpha/predicates.md: Ditto.
21125 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21127 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21128 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21129 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21130 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21131 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21132 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21133 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21134 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21135 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21136 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21137 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21138 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21139 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21140 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21141 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21142 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21143 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21144 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21145 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21146 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21147 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21148 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21149 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21150 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21151 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21152 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21153 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21155 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21157 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21158 references from comments.
21159 * cfgbuild.c: (count_basic_blocks): Delete.
21160 (find_basic_blocks_1): Delete.
21161 (find_basic_blocks): Delete.
21162 * except.c (finish_eh_generation): Make static. Move comment from
21163 except.h here. Remove find_basic_blocks references from comments.
21164 * except.h (finish_eh_generation): Delete.
21165 * basic-block.h (find_basic_blocks): Delete.
21166 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21168 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21170 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21171 (sdbout_parms): Likewise.
21173 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21175 * config/sh/sh.c (prepare_cbranch_operands): Use
21176 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21177 (expand_cbranchdi4): Likewise.
21178 (from_compare): Add cast to enum type.
21179 (expand_cbranchsi4): Use add_reg_note.
21180 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21181 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21182 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21183 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21184 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21185 instead of CODE_FOR_nothing.
21186 (cbranchdi4): Likewise. Fix the order of arguments for
21188 (push_fpscr): Use add_reg_note.
21189 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21190 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21192 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21194 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21195 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21196 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21197 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21198 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21199 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21200 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21201 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21202 config/alpha/x-vms, config/arc/t-arc,
21203 config/arm/README-interworking, config/arm/arm-c.c,
21204 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21205 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21206 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21207 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21208 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21209 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21210 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21211 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21212 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21213 config/cris/t-elfmulti, config/crx/t-crx,
21214 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21215 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21216 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21217 config/h8300/t-h8300, config/i386/athlon.md,
21218 config/i386/darwin-libgcc.10.4.ver,
21219 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21220 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21221 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21222 config/i386/t-linux64, config/i386/t-nwld,
21223 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21224 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21225 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21226 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21227 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21228 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21229 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21230 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21231 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21232 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21233 config/m68k/t-uclinux, config/mcore/t-mcore,
21234 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21235 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21236 config/mips/crtn.asm, config/mips/irix-crti.asm,
21237 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21238 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21239 config/mips/mips-fixed.md, config/mips/sb1.md,
21240 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21241 config/mips/t-iris6, config/mips/t-isa3264,
21242 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21243 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21244 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21245 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21246 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21247 config/mn10300/t-linux, config/mn10300/t-mn10300,
21248 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21249 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21250 config/picochip/libgccExtras/clzsi2.asm,
21251 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21252 config/rs6000/darwin-libgcc.10.4.ver,
21253 config/rs6000/darwin-libgcc.10.5.ver,
21254 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21255 config/rs6000/t-aix43, config/rs6000/t-aix52,
21256 config/rs6000/t-darwin, config/rs6000/t-fprules,
21257 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21258 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21259 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21260 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21261 config/rs6000/t-rtems, config/rs6000/t-spe,
21262 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21263 config/score/t-score-elf, config/sh/divcost-analysis,
21264 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21265 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21266 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21267 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21268 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21269 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21270 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21271 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21272 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21273 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21274 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21275 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21276 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21277 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21278 * config/h8300/genmova.sh: Include copyright and license notices
21279 in generated output.
21280 * config/h8300/mova.md: Regenerate.
21281 * doc/install.texi2html: Include word "Copyright" in copyright
21282 notice and use name "Free Software Foundation, Inc.".
21283 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21284 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21285 ChangeLog-2007, ChangeLog-2008: Correct dates.
21287 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21289 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21290 NE_EXPR operations as well.
21291 * c-parser.c (c_parser_condition): Do not set location information on
21293 (c_parser_conditional_expression): Likewise.
21294 (c_parser_binary_expression): Set location information on operators.
21295 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21296 TRUTH_NOT_EXPR has been folded.
21297 * fold-const.c (fold_truth_not_expr): Copy location information from
21298 the incoming expression to the outgoing one.
21299 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21300 recursive calls on the LHS of the operator but pass that of the
21301 operator to recursive calls on the RHS of the operator. Set it
21303 (shortcut_cond_expr): Set the locus of the operator on the second
21304 COND_EXPR and that of the expression on the first in degenerate cases.
21305 Pass the locus of the expression to calls to shortcut_cond_r.
21306 Set the locus of the 'then' block on the associated jump, if any.
21307 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21308 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21309 expression to call to gimplify_boolean_expr.
21311 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21313 * config.gcc: Add additional configuration for
21314 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21315 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21316 (CPP_SPEC): Redefine for allowing -municode option.
21317 (STARTFILE_SPEC): Likewise.
21318 * config/i386/t-mingw-w64: New.
21319 * config/i386/mingw-w64.opt: New.
21320 (municode): Add new target option.
21321 * doc/invoke.texi (municode): Add documentation for new option.
21323 2009-04-21 Ian Lance Taylor <iant@google.com>
21325 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21326 Correct test for number of arguments.
21327 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21329 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21331 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21332 argument of emit_library_call.
21334 2009-04-21 Richard Guenther <rguenther@suse.de>
21336 PR middle-end/39829
21337 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21338 inside VIEW_CONVERT_EXPRs.
21340 2009-04-21 Martin Jambor <mjambor@suse.cz>
21342 * tree-switch-conversion.c (build_constructors): Split a long line.
21343 (constructor_contains_same_values_p): New function.
21344 (build_one_array): Create assigns of constants if possible, do not
21345 call mark_sym_for_renaming, call update_stmt.
21346 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21347 make_rename_temp. Do not call mark_symbols_for_renaming, call
21349 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21350 find_new_referenced_vars, call update_stmt.
21351 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21352 instead of calling make_rename_temp. Do not call
21353 find_new_referenced_vars or mark_symbols_for_renaming, call
21356 2009-04-21 Richard Guenther <rguenther@suse.de>
21358 PR tree-optimization/39827
21359 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21360 (tree_ssa_phiprop): Pass the correct array size.
21362 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21364 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21366 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21369 * c-typeck.c (lvalue_p): Move declaration ...
21370 * c-common.h (lvalue_p): ... to here.
21371 * c-common.c (candidate_equal_p): New.
21372 (add_tlist): Use it.
21373 (merge_tlist): Use it.
21374 (warn_for_collisions_1): Likewise.
21375 (warning_candidate_p): Accept more candidates.
21376 (verify_tree): A warning candidate can be an expression. Use
21379 2009-04-21 Ben Elliston <bje@au.ibm.com>
21382 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21383 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21384 options. Remove -mcall-solaris documentation.
21386 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21389 * doc/invoke.texi (-Wlong-long): Update description.
21390 * c-lex (interpret_integer): Only warn if there was no previous
21391 overflow and -Wlong-long is enabled.
21392 * c-decl.c (declspecs_add_type): Drop redundant flags.
21393 * c.opt (Wlong-long): Init to -1.
21394 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21395 and front-end warn_long_long. Wlong-long only depends on other
21396 flags if it is uninitialized.
21397 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21398 the same for CPP and FE.
21399 (restore_extension_diagnostics): Likewise.
21401 2009-04-20 Ian Lance Taylor <iant@google.com>
21403 Fix enum conversions which are invalid in C++:
21404 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21405 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21406 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21407 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21408 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21409 (dbxout_parms): Likewise.
21410 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21411 (df_clear_flags): Likewise.
21412 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21413 top_flag parameter to int.
21414 (df_chain_create_bb_process_use): Likewise.
21415 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21417 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21418 (df_ref_create_structure, df_def_record_1): Likewise.
21419 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21420 (df_notes_rescan): Change 0 to VOIDmode in function call.
21421 (df_get_call_refs, df_insn_refs_collect): Likewise.
21422 (df_bb_regs_collect): Likewise.
21423 (df_entry_block_defs_collect): Likewise.
21424 (df_exit_block_uses_collect): Likewise.
21425 * df.h: Update declarations.
21426 * double-int.c (double_int_divmod): Add cast to enum type.
21427 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21428 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21429 (based_loc_descr): Likewise.
21430 (loc_descriptor_from_tree_1): Change first_op and second_op to
21431 enum dwarf_location_atom. Add cast to enum type.
21432 * expmed.c (init_expmed): Change 0 to SET in function call.
21433 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21434 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21435 (do_store_flag): Likewise.
21436 * fixed-value.h (struct fixed_value): Change mode to enum
21438 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21439 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21441 (insert_insn_decl, insert_decl, insert_state): Likewise.
21442 (automata_list_finish): Likewise.
21443 * genrecog.c (process_define_predicate): Add cast to enum type.
21444 * gensupport.c (init_predicate_table): Add cast to enum type.
21445 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21447 (gimple_build_call_1, gimple_build_label): Likewise.
21448 (gimple_build_goto, gimple_build_asm_1): Likewise.
21449 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21450 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21451 (enum fallback): Rename from enum fallback_t.
21452 (fallback_t): Typedef as int.
21453 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21454 GSI_SAME_STMT in function call.
21455 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21457 (setup_reg_class_relations): Likewise.
21458 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21459 (setup_prohibited_class_mode_regs): Add cast to enum type.
21460 (setup_prohibited_mode_move_regs): Likewise.
21461 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21462 (record_address_regs): Change i to enum reg_class.
21463 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21464 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21465 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21466 (GET_MODE_2XWIDER_MODE): Likewise.
21467 (GET_CLASS_NARROWEST_MODE): Likewise.
21468 * omp-low.c (expand_omp_for): Add cast to enum type.
21469 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21470 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21471 * postreload.c (reload_cse_simplify_operands): Change rclass local
21473 * predict.c (combine_predictions_for_insn): Change best_predictor
21474 and predictor to enum br_predictor.
21475 (combine_predictions_for_bb): Likewise.
21476 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21477 use SET_PREDICT_EXPR_OUTCOME.
21478 * real.c (real_arithmetic): Change icode to code in function call.
21479 * reginfo.c (init_move_cost): Add casts to enum type.
21480 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21481 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21483 * reload.c (find_valid_class): Add casts to enum type.
21484 (push_reload): Change 0 to NO_REGS in function call.
21485 (find_reloads): Change this_alternative to array of enum
21486 reg_class. Remove some now-unnecessary casts.
21487 (make_memloc): Change 0 to VOIDmode in function call.
21488 * reload1.c (reload): Change 0 to VOIDmode in function call.
21489 (eliminate_regs_1, elimination_effects): Likewise.
21490 (eliminate_regs_in_insn): Likewise.
21491 (emit_input_reload_insns): Add cast to enum type.
21492 (delete_output_reload): Change 0 to VOIDmode in function call.
21493 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21494 to enum type in function call.
21495 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21496 (SET_PREDICT_EXPR_OUTCOME): Define.
21497 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21498 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21499 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21500 (dump_function): Likewise.
21501 * tree-dump.h: Update declarations.
21502 * tree-pass.h: Update declarations.
21503 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21504 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21506 (arm_rtx_costs_1): Correct parenthesization.
21507 (arm_rtx_costs): Add casts to enum type.
21508 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21509 (vfp_emit_fstmd): Use add_rg_note.
21510 (emit_multi_reg_push, emit_sfm): Likewise.
21511 (thumb_set_frame_pointer): Likewise.
21512 (arm_expand_prologue): Likewise.
21513 (arm_regno_class): Change return type to enum reg_class.
21514 (thumb1_expand_prologue): Use add_reg_note.
21515 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21516 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21518 * config/arm/gentune.sh: Add cast to enum type.
21519 * config/arm/arm-tune.md: Rebuild.
21520 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21521 (ix86_split_fp_branch, predict_jump): Likewise.
21522 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21523 insn_code to enum rtx_code.
21524 (ix86_builtin_vectorized_function): Add cast to enum type.
21525 * config/i386/i386.md (truncdfsf2): Change slot to enum
21527 (truncxf<mode>2, isinf<mode>2): Likewise.
21528 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21530 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21531 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21532 (insert_bundle_state): Change 1 to INSERT in function call.
21533 (ia64_add_bundle_selector_before): Likewise.
21534 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21535 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21536 (restore_stack_nonlocal): Likewise.
21537 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21539 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21541 (mips_rtx_costs): Likewise.
21542 (mips_override_options): Add casts to enum type.
21543 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21545 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21546 (store_reg, set_reg_plus_d): Likewise.
21547 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21548 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21550 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21552 (emit_unlikely_jump): Use add_reg_note.
21553 (rs6000_emit_allocate_stack): Likewise.
21554 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21555 (output_toc): Change 1 to INSERT in function call.
21556 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21557 (rs6000_initialize_trampoline): Likewise.
21558 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21560 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21561 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21562 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21563 (save_gprs): Use add_reg_note.
21564 (s390_emit_prologue): Likewise.
21565 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21566 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21567 (sparc_fold_builtin): Add cast to enum type.
21568 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21570 (spu_expand_prologue): Use add_reg_note.
21571 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21573 2009-04-20 Ian Lance Taylor <iant@google.com>
21575 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21576 (c_parser_postfix_expression_after_primary): Get VEC for list of
21577 arguments. Get original types of arguments. Call
21578 build_function_call_vec.
21579 (cached_expr_list_1, cached_expr_list_2): New static variables.
21580 (c_parser_expr_list): Change return type to VEC *. Add
21581 p_orig_types parameter. Change all callers.
21582 (c_parser_release_expr): New static function.
21583 (c_parser_vec_to_tree_list): New static function.
21584 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21585 call build_function_call_vec.
21586 (build_function_call_vec): New function, based on old
21587 build_function_call.
21588 (convert_arguments): Remove nargs and argarray parameters. Change
21589 values to a VEC. Add origtypes parameter.
21590 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21591 (convert_for_assignment): Add origtype parameter. Change all
21592 callers. If warn_cxx_compat, check for conversion to an enum
21593 type when calling a function.
21594 (store_init_value): Add origtype parameter. Change all callers.
21595 (digest_init): Likewise.
21596 (struct init_node): Add origtype field.
21597 (add_pending_init): Add origtype parameter. Change all callers.
21598 (output_init_element): Likewise.
21599 (output_pending_init_elements): Pass origtype from init_node to
21600 output_init_element.
21601 (process_init_element): Pass origtype from c_expr to
21602 output_init_element.
21603 (c_finish_return): Add origtype parameter. Change all callers.
21604 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21606 (sync_resolve_params): Likewise.
21607 (sync_resolve_return): Change params to first_param. Change caller.
21608 (resolve_overloaded_builtins): Change params to VEC *. Change
21609 callers. Save first parameter around call to build_function_call_vec.
21610 * c-decl.c (finish_decl): Add origtype parameter. Change all
21611 callers. Call build_function_call_vec rather than
21612 build_function_call for cleanup.
21613 * c-tree.h: Update declarations.
21614 * c-common.h: Update declarations.
21615 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21616 params to first_param.
21617 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21618 params parameter from tree to void *.
21619 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21620 Change arglist parameter to have type void *, and to be a pointer
21622 * config/rs6000/rs6000-protos.h
21623 (altivec_resolve_overloaded_builtin): Update declaration.
21624 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21625 fnargs parameter to have type void *, and to be a pointer to a
21626 VEC. Call build_function_call_vec instead of
21627 build_function_call.
21628 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21630 2009-04-20 Joey Ye <joey.ye@intel.com>
21631 Xuepeng Guo <xuepeng.guo@intel.com>
21632 H.J. Lu <hongjiu.lu@intel.com>
21634 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21636 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21637 (IX86_LEA_PRIORITY): Likewise.
21638 (distance_non_agu_define): New function.
21639 (distance_agu_use): Likewise.
21640 (ix86_lea_for_add_ok): Likewise.
21641 (ix86_dep_by_shift_count): Likewise.
21643 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21644 should split for LEA.
21646 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21648 (ix86_dep_by_shift_count): Likewise.
21650 2009-04-20 Richard Guenther <rguenther@suse.de>
21652 * expr.c (handled_component_p): Move ...
21653 * tree.h (handled_component_p): ... here.
21654 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21655 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21656 and REALPART_EXPR to be in one group.
21658 2009-04-20 Richard Guenther <rguenther@suse.de>
21660 * basic-block.h (get_all_dominated_blocks): Declare.
21661 * dominance.c (get_all_dominated_blocks): New function.
21662 * tree-cfg.c (get_all_dominated_blocks): Remove.
21663 (remove_edge_and_dominated_blocks): Adjust.
21664 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21665 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21666 instead of recursing.
21668 2009-04-20 Doug Kwan <dougkwan@google.com>
21670 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21671 (struct cgraph_node_set_def): New type.
21672 (cgraph_node_set) New type. Also declare vector functions.
21673 (struct cgraph_node_set_element_def): New type.
21674 (cgraph_node_set_element): Ditto.
21675 (cgraph_node_set_iterator): New iterator type.
21676 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21677 cgraph_node_set_remove, dump_cgraph_node_set,
21678 debug_cgraph_node_set): New prototypes.
21679 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21680 cgraph_node_set_size): New inlines.
21681 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21682 including cgraph.h.
21683 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21684 argument to function 'write_summary'.
21685 * ipa.c: Include ggc.h.
21686 (hash_cgraph_node_set_element,
21687 eq_cgraph_node_set_element, cgraph_node_set_new,
21688 cgraph_node_set_add, cgraph_node_set_remove,
21689 cgraph_node_set_find, dump_cgraph_node_set,
21690 debug_cgraph_node_set): New functions.
21691 * Makefile.in (ipa.o): Add dependency on GGC_H.
21693 2009-04-20 Ira Rosen <irar@il.ibm.com>
21695 PR tree-optimization/39675
21696 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21697 check of the return code of vect_schedule_slp. Check that
21698 stmt_vec_info still exists for the statement, before checking its
21699 vectorization type.
21701 2009-04-20 Michael Matz <matz@suse.de>
21703 * Makefile.in (generated_files): Take out $(simple_generated_c).
21705 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21707 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21708 (UINTPTR_TYPE): Likewise.
21710 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21713 * c-typeck.c (digest_init): Check for initializing an array with a
21716 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21719 * c-semantics.c (pop_stmt_list): Propagate
21720 STATEMENT_LIST_HAS_LABEL to parent statement list.
21722 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21724 * config/mips/mips.h (mips_tune_attr): New macro.
21725 * config/mips/mips.md (cpu): Use it.
21727 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21730 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21733 2009-04-19 Diego Novillo <dnovillo@google.com>
21735 * toplev.c (compile_file): Move call to coverage_finish ...
21736 * cgraphunit.c (ipa_passes): ... here.
21737 Call cgraph_process_new_functions.
21738 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21739 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21741 2009-04-19 Jan Hubicka <jh@suse.cz>
21743 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21745 (dump_cgraph_node): Dump can throw external flag.
21746 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21748 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21752 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21753 * common.opt (Wlogical-op): Move from here...
21754 * c.opt (Wlogical-op): ... to here.
21755 * c-typeck.c (parser_build_binary_op): Update call to
21756 warn_logical_operator.
21757 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21759 * c-common.c (warn_logical_op): Update.
21760 * c-common.h (warn_logical_op): Update declaration.
21762 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21764 * tree.c (protected_set_expr_location): Fix formatting.
21766 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21769 * c-typeck.c (readonly_warning): new.
21770 (build_unary_op, build_modify_expr): Use readonly_warning for
21771 storing into something readonly but not const-qualified.
21773 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21776 * c-typeck.c (build_unary_op): Check for taking address of
21777 expression of type void.
21779 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21782 * c-typeck.c (build_function_call): Check for calling a function
21783 with qualified void return types. Call require_complete_type when
21786 2009-04-18 Jan Hubicka <jh@suse.cz>
21788 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21790 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21791 can_throw_external flag.
21792 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21793 * ipa-pure-const.c (ignore_edge): New function.
21794 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21795 only over can_throw_external edges.
21796 (local_pure_const): Add nothrow flag.
21797 * ipa-utils.c (searchc): Add ignore_edge callback.
21798 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21799 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21800 (set_nothrow_function_flags): Update cgraph.
21801 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21803 2009-04-18 Richard Guenther <rguenther@suse.de>
21805 PR middle-end/39804
21806 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21807 (fold_stmt): ... this and ...
21808 (fold_stmt_inplace): ... this.
21809 (fold_stmt_1): Fold references in calls and asms.
21810 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21812 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21814 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21815 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21817 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21819 * tree.c (function_args_count): Remove.
21820 * tree.h: Remove the prototype for function_args_count.
21822 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21824 * tree-iterator.c (expr_only): Remove.
21825 * tree.h: Remove the prototype for expr_only.
21827 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21829 * reginfo.c (cannot_change_mode_set_regs): Remove.
21830 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21832 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21834 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21835 whether operands 0 and 1 overlaps.
21837 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21839 PR middle-end/36902
21840 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21841 pointer. Use warning_at instead of warning.
21842 (search_for_addr_array): Likewise.
21843 (check_array_bounds): Likewise.
21844 (check_all_array_refs): Check that the incoming edge is not in the
21845 list of edges to be removed.
21846 (check_all_array_refs): Avoid the temporal pointer.
21847 (vrp_visit_cond_stmt): Fix typo.
21848 (simplify_switch_using_ranges): Handle the case where the switch
21849 index is an integer constant.
21851 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21853 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21855 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21857 * doc/extend.texi, doc/invoke.texi: Fix typos.
21859 2009-04-17 Cary Coutant <ccoutant@google.com>
21861 * tree-flow-inline.h (get_lineno): Fix inverted test.
21863 2009-04-17 Diego Novillo <dnovillo@google.com>
21865 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21866 assertion for AVAIL_OUT.
21868 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21871 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21872 * config/sh/linux-atomic.asm: Likewise.
21874 2009-04-17 Diego Novillo <dnovillo@google.com>
21876 * except.c (debug_eh_tree): New.
21877 (struct eh_region, struct eh_status): Move ...
21878 * except.h: ... here.
21879 (add_type_for_runtime): Declare extern.
21880 (lookup_type_for_runtime): Likewise.
21881 (debug_eh_tree): Declare.
21882 * Makefile.in (GTFILES): List except.h before except.c
21884 2009-04-17 Diego Novillo <dnovillo@google.com>
21886 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21887 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21888 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21889 (find_vars_r): ... here.
21890 * tree-flow.h (find_referenced_vars_in): Declare.
21891 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21892 that AVAIL_OUT exists for BLOCK.
21893 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21894 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21895 (tree-parloops.o): Likewise.
21897 2009-04-17 Simon Baldwin <simonb@google.com>
21899 * toplev.c (default_tree_printer): Add handling for %E format.
21901 2009-04-17 Diego Novillo <dnovillo@google.com>
21903 * tree-pretty-print.c (dump_generic_node): Add break after
21904 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21905 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21906 FUNCTION_TYPE together. Call print_struct_decl when printing
21907 structures and TDF_SLIM is not given.
21908 (print_struct_decl): Fix logic for detecting recursion.
21910 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21913 * gcc.c (create_at_file): New.
21914 (compile_input_file_p): New.
21915 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21916 * main.c (main): Update call to toplev_main.
21917 * toplev.c (toplev_main): Change signature. Call expandargv.
21918 * toplev.h (toplev_main): Change signature.
21920 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21922 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21923 if the latter is not constant.
21925 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21927 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21929 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21931 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21932 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21934 2009-04-17 Richard Guenther <rguenther@suse.de>
21936 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21937 Handle component references view-converting an invariant address.
21939 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21941 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21942 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21943 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21944 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21945 Use @deftypevr rather than @deftypevar.
21947 2009-04-17 Richard Guenther <rguenther@suse.de>
21949 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21950 (get_prop_source_stmt): Likewise.
21951 (can_propagate_from): Likewise.
21953 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21955 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21956 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21957 (--with-multilib-list): Add default value.
21958 * configure: Regenerate.
21959 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21960 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21961 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21962 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21963 Don't add default cpu to multilib list unnecessarily, but do enable
21964 the relevant compiler option..
21965 Add support for --with-multilib-list=<blank> and
21966 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21967 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21968 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21969 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21970 TM_MULTILIB_CONFIG.
21971 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21972 (MULTILIB_OSDIRNAMES): New variable.
21973 * config/sh/t-1e: Delete file.
21974 * config/sh/t-mlib-sh1: Delete file.
21975 * config/sh/t-mlib-sh2: Delete file.
21976 * config/sh/t-mlib-sh2a: Delete file.
21977 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21978 * config/sh/t-mlib-sh2a-single: Delete file.
21979 * config/sh/t-mlib-sh2a-single-only: Delete file.
21980 * config/sh/t-mlib-sh2e: Delete file.
21981 * config/sh/t-mlib-sh3e: Delete file.
21982 * config/sh/t-mlib-sh4: Delete file.
21983 * config/sh/t-mlib-sh4-nofpu: Delete file.
21984 * config/sh/t-mlib-sh4-single: Delete file.
21985 * config/sh/t-mlib-sh4-single-only: Delete file.
21986 * config/sh/t-mlib-sh4a: Delete file.
21987 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21988 * config/sh/t-mlib-sh4a-single: Delete file.
21989 * config/sh/t-mlib-sh4a-single-only: Delete file.
21990 * config/sh/t-mlib-sh4al: Delete file.
21991 * config/sh/t-mlib-sh5-32media: Delete file.
21992 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21993 * config/sh/t-mlib-sh5-64media: Delete file.
21994 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21995 * config/sh/t-mlib-sh5-compact: Delete file.
21996 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21997 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21998 * doc/install.texi (Options specification): Add
21999 --with-multilib-list and --with-endian.
22001 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22003 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
22005 (OBJS-common): Add plugin-version.o.
22006 (plugin-version.o): New.
22007 * gcc-plugin.h (plugin_gcc_version): New.
22008 (plugin_default_version_check): New.
22009 (plugin_init_func, plugin_init): Add version argument.
22010 * plugin-version.c: New.
22011 * plugin.c (str_plugin_gcc_version_name): New.
22012 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22013 pass it to the init function.
22014 (plugin_default_version_check): New.
22016 2009-04-17 Richard Guenther <rguenther@suse.de>
22018 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22019 for decl-vs-decl disambiguation.
22021 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22023 * config/s390/s390.h (s390_tune_attr): New macro definition.
22024 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22026 2009-04-17 Richard Guenther <rguenther@suse.de>
22028 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22029 (fold_stmt_r): Likewise.
22030 (maybe_fold_reference): New function.
22031 (fold_gimple_assign): Handle cases fold_stmt_r did.
22032 (fold_stmt): Do not use fold_stmt_r.
22033 (fold_stmt_inplace): Likewise.
22035 2009-04-17 Richard Guenther <rguenther@suse.de>
22037 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22038 (record_equivalences_from_stmt): Remove useless checks and
22040 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22041 the type is already suitable.
22043 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22045 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22047 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22049 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22050 (CMPtype): Define as __gcc_CMPtype.
22052 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22054 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22055 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22057 2009-04-17 Richard Guenther <rguenther@suse.de>
22059 PR tree-optimization/39746
22060 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22061 special-casing for builtins and static variable use/def.
22062 (call_may_clobber_ref_p_1): Likewise.
22064 2009-04-16 Ian Lance Taylor <iant@google.com>
22066 * df.h: Include "timevar.h".
22067 (struct df_problem): Change tv_id field to timevar_id_t.
22068 * tree-pass.h: Include "timevar.h".
22069 (struct opt_pass): Change tv_id field to timevar_id_t.
22070 * timevar.h (timevar_id_t): Define TV_NONE.
22071 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22072 TV_NONE rather than tv_id != 0.
22073 (execute_one_pass): Likewise.
22074 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22075 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22076 dependencies to $(TREE_PASS_H).
22077 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22079 (pass_branch_target_load_optimize2): Likewise.
22080 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22081 (pass_outof_cfg_layout_mode): Likewise.
22082 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22083 (pass_rebuild_cgraph_edges): Likewise.
22084 (pass_remove_cgraph_callee_edges): Likewise.
22085 * df-core.c (pass_df_initialize_opt): Likewise.
22086 (pass_df_initialize_no_opt): Likewise.
22087 (pass_df_finish): Likewise.
22088 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22089 * except.c (pass_set_nothrow_function_flags): Likewise.
22090 (pass_convert_to_eh_region_ranges): Likewise.
22091 * final.c (pass_compute_alignments): Likewise.
22092 * function.c (pass_instantiate_virtual_regs): Likewise.
22093 (pass_init_function): Likewise.
22094 (pass_leaf_regs): Likewise.
22095 (pass_match_asm_constraints): Likewise.
22096 * gimple-low.c (pass_lower_cf): Likewise.
22097 (pass_mark_used_blocks): Likewise.
22098 * init-regs.c (pass_initialize_regs): Likewise.
22099 * integrate.c (pass_initial_value_sets): Likewise.
22100 * ira.c (pass_ira): Likewise.
22101 * jump.c (pass_cleanup_barriers): Likewise.
22102 * omp-low.c (pass_expand_omp): Likewise.
22103 (pass_lower_omp): Likewise.
22104 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22105 * recog.c (pass_split_all_insns): Likewise.
22106 (pass_split_after_reload): Likewise.
22107 (pass_split_before_regstack): Likewise.
22108 (pass_split_before_sched2): Likewise.
22109 (pass_split_for_shorten_branches): Likewise.
22110 * reginfo.c (pass_reginfo_init): Likewise.
22111 (pass_subregs_of_mode_init): Likewise.
22112 (pass_subregs_of_mode_finish): Likewise.
22113 * passes.c (pass_postreload): Likewise.
22114 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22115 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22116 (pass_warn_function_return): Likewise.
22117 (pass_warn_function_noreturn): Likewise.
22118 * tree-complex.c (pass_lower_complex): Likewise.
22119 (pass_lower_complex_O0): Likewise.
22120 * tree-if-conv.c (pass_if_conversion): Likewise.
22121 * tree-into-ssa.c (pass_build_ssa): Likewise.
22122 * tree-mudflap.c (pass_mudflap_1): Likewise.
22123 (pass_mudflap_2): Likewise.
22124 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22125 (pass_mudflap_2): Likewise.
22126 * tree-nrv.c (pass_return_slot): Likewise.
22127 * tree-object-size.c (pass_object_sizes): Likewise.
22128 * tree-optimize.c (pass_all_optimizations): Likewise.
22129 (pass_early_local_passes): Likewise.
22130 (pass_all_early_optimizations): Likewise.
22131 (pass_cleanup_cfg): Likewise.
22132 (pass_cleanup_cfg_post_optimizing): Likewise.
22133 (pass_free_datastructures): Likewise.
22134 (pass_free_cfg_annotations): Likewise.
22135 (pass_fixup_cfg): Likewise.
22136 (pass_init_datastructures): Likewise.
22137 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22138 (pass_late_warn_uninitialized): Likewise.
22139 (pass_update_address_taken): Likewise.
22140 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22141 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22142 (pass_cse_sincos): Likewise.
22143 (pass_convert_to_rsqrt): Likewise.
22144 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22145 * tree-stdarg.c (pass_stdarg): Likewise.
22146 * tree-tailcall.c (pass_tail_recursion): Likewise.
22147 (pass_tail_calls): Likewise.
22148 * tree-vect-generic.c (pass_lower_vector): Likewise.
22149 (pass_lower_vector_ssa): Likewise.
22150 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22152 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22154 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22156 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22158 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22159 logical and signext.
22161 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22164 * config/sh/predicates.md (arith_operand): Check if the operand
22165 of TRUNCATE is a REG.
22167 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22169 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22170 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22172 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22174 * tree-iterator.c (tsi_split_statement_list_after,
22175 tsi_split_statement_list_before): Remove.
22176 * tree-iterator.h: Remove the prototypes for
22177 tsi_split_statement_list_after and tsi_split_statement_list_before.
22179 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22181 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22182 * tree-ssa-propagate.h: Remove the prototype for
22183 stmt_makes_single_load.
22185 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22187 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22188 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22190 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22192 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22194 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22196 * except.c (eh_region_outer_p): Remove.
22197 * except.h: Remove the prototype for eh_region_outer_p.
22199 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22201 * function.c (current_function_assembler_name): Remove.
22202 * function.h: Remove the prototype for
22203 current_function_assembler_name.
22205 2009-04-16 Ian Lance Taylor <iant@google.com>
22207 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22208 (add_reg_note): Call alloc_reg_note.
22209 * rtl.h (alloc_reg_note): Declare.
22210 * combine.c (try_combine): Use alloc_reg_note.
22211 (recog_for_combine, move_deaths): Likewise.
22212 (distribute_notes): Use alloc_reg_note and add_reg_note.
22213 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22214 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22215 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22217 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22219 PR rtl-optimization/39762
22220 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22221 ira_may_move_out_cost): Add comments about way of their usage.
22222 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22224 * ira-conflicts.c (process_regs_for_copy): Use function
22225 ira_get_register_move_cost instead of global
22226 ira_register_move_cost.
22228 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22229 color_pass, move_spill_restore, update_curr_costs): Ditto.
22231 * ira-lives.c (process_single_reg_class_operands): Ditto.
22233 * ira-emit.c (emit_move_list): Ditto.
22235 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22236 (record_reg_classes): Ditto. Use functions
22237 ira_get_register_move_cost and ira_get_may_move_cost instead of
22238 global vars ira_register_move_cost, ira_may_move_out_cost and
22239 ira_may_move_in_cost.
22240 (record_address_regs): Don't call ira_init_register_move_cost.
22241 Use function ira_get_may_move_cost instead of global
22242 ira_may_move_in_cost.
22243 (process_bb_node_for_hard_reg_moves): Use function
22244 ira_get_register_move_cost instead of global ira_register_move_cost.
22245 (ira_costs): Don't call ira_init_register_move_cost.
22247 2009-04-16 Richard Guenther <rguenther@suse.de>
22249 * tree-cfg.c (verify_gimple_assign_binary):
22250 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22251 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22252 (create_general_new_stmt): Note that this function is broken.
22254 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22256 * common.opt (fhelp): Add Var(help_flag).
22257 * gcc-plugin.h (plugin_info): Add help.
22258 * plugin.c (plugin_name_args): Add help.
22259 (register_plugin_info): Set plugin->help.
22260 (print_help_one_plugin): New.
22261 (print_plugins_help): New.
22262 * plugin.h (print_plugins_help): New.
22263 * toplev.c (toplev_main): Call print_plugins_help if needed.
22265 2009-04-16 Richard Guenther <rguenther@suse.de>
22267 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22268 (gimple_ior_addresses_taken_1): New function.
22269 (gimple_ior_addresses_taken): Likewise.
22270 * gimple.h (struct gimple_statement_with_ops_base): Remove
22271 addresses_taken member.
22272 (gimple_ior_addresses_taken): Declare.
22273 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22274 gimple_set_addresses_taken): Remove.
22275 * ipa-reference.c (mark_address): New function.
22276 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22277 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22278 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22279 (gimple_add_to_addresses_taken): Remove.
22280 (get_tmr_operands): Call mark_address_taken.
22281 (get_asm_expr_operands): Likewise.
22282 (get_expr_operands): Likewise.
22283 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22284 (free_stmt_operands): Do not free it.
22285 * tree-ssa.c (delete_tree_ssa): Likewise.
22286 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22288 2009-04-16 Richard Guenther <rguenther@suse.de>
22290 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22291 (walk_stmt_load_store_ops): Likewise.
22292 * gimple.c (get_base_loadstore): New function.
22293 (walk_stmt_load_store_addr_ops): Likewise.
22294 (walk_stmt_load_store_ops): Likewise.
22295 * ipa-pure-const.c (check_op): Simplify.
22296 (check_load, check_store): New functions.
22297 (check_stmt): Use walk_stmt_load_store_ops.
22298 * ipa-reference.c (mark_load): Adjust signature.
22299 (mark_store): Likewise.
22300 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22302 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22304 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22305 (plugin_info): New.
22306 * opts.c (common_handle_option): Don't call print_version.
22307 * plugin.c (plugin_name_args): Add version.
22308 (register_plugin_info): New.
22309 (register_callback): Handle PLUGIN_INFO.
22310 (try_init_one_plugin): New.
22311 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22313 (finalize_one_plugin): New.
22314 (finalize_plugins): New.
22315 (print_one_plugin): New.
22316 (print_plugins_versions): New.
22317 * plugin.h (print_plugins_versions): New.
22318 (finalize_plugins): New.
22319 * toplev.c (compile_file): Don't call initialize_plugins.
22320 (print_version): Call print_plugins_versions.
22321 (toplev_main): Call initialize_plugins. Print version if needed.
22322 Call finalize_plugins.
22324 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22326 * common.opt (fversion): New.
22327 * gcc.c (print_version): New.
22328 (process_command): Don't print the version. Just set print_version.
22329 (main): Print version. Call subprocesses if print_version and
22330 verbose_flag are set.
22331 * opts.c (common_handle_option): Handle OPT_fversion.
22333 2009-04-16 Richard Guenther <rguenther@suse.de>
22334 Ira Rosen <irar@il.ibm.com>
22336 PR tree-optimization/39698
22337 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22338 type of the reduction variable. Only generate the def if
22341 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22342 make sure to first convert to an integer of the same precision.
22343 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22344 the type of the evolution correctly in computing the new
22345 induction variable base.
22347 2009-04-16 Richard Guenther <rguenther@suse.de>
22349 PR middle-end/39625
22350 * tree-cfg.c (make_blocks): Split statements with to-be
22351 abnormal SSA names on the lhs.
22353 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22355 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22356 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22357 * c-typeck.c (really_start_incremental_init): Likewise.
22358 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22359 (TARGET_INITIALIZER): Remove it.
22360 * target.h (struct target): Remove vector_opaque_p.
22361 * tree.c (build_opaque_vector_type): New.
22362 * tree.h (TYPE_VECTOR_OPAQUE): New.
22363 (build_opaque_vector_type): Declare.
22364 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22365 * config/rs6000/rs6000.c (build_opaque_vector_type,
22366 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22367 (rs6000_init_builtins): Use build_opaque_vector_type for
22368 opaque_V4SI_type_node.
22370 2009-04-15 Catherine Moore <clm@codesourcery.com>
22372 * debug.h (set_name): Declare.
22373 * dwarf2out.c (dwarf2out_set_name): Declare.
22374 (dwarf2_debug_hooks): Add set_name.
22375 (find_AT_string): New.
22376 (add_AT_string): Call find_AT_string.
22377 (dwarf2out_set_name): New.
22378 * cp/decl.c (grokdeclarator): Call set_name.
22379 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22380 * debug.c (do_nothing_debug_hooks): Likewise.
22381 * dbxout.c (dbx_debug_hooks): Likewise.
22382 * sdbout.c (sdb_debug_hooks): Likewise.
22384 2009-04-15 Michael Eager <eager@eagercon.com>
22386 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22387 reg for single-precision FPU.
22388 * config/rs6000/rs6000.md (movsi_internal1): Only for
22389 !TARGET_SINGLE_FPU.
22390 (movsi_internal1_single): New. Add pattern to move SI values to/from
22391 single-precision FP regs.
22393 2009-04-15 Richard Guenther <rguenther@suse.de>
22395 * omp-low.c (lower_rec_input_clauses): Build correct address
22397 (expand_omp_for_generic): Fix multiplication type.
22398 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22399 (generate_memset_zero): Fix types.
22400 * tree-profile.c (prepare_instrumented_value): Correctly
22403 2009-04-15 Ian Lance Taylor <iant@google.com>
22405 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22406 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22407 for -Wall and for -Wc++-compat.
22408 (c_common_post_options): For C++, set warn_enum_compare if not
22410 * c-tree.h (struct c_expr): Add field original_type.
22411 (build_external_ref): Update declaration.
22412 * c-parser.c (c_parser_braced_init): Set original_type.
22413 (c_parser_initelt): Likewise.
22414 (c_parser_expr_no_commas): Likewise.
22415 (c_parser_conditional_expression): Likewise.
22416 (c_parser_cast_expression): Likewise.
22417 (c_parser_unary_expression): Likewise. Pull setting of
22418 original_code to top of function.
22419 (c_parser_sizeof_expression): Set original_type.
22420 (c_parser_alignof_expression): Likewise.
22421 (c_parser_postfix_expression): Likewise. Pull setting of
22422 original_code to top of function.
22423 (c_parser_postfix_expression_after_paren_type): Set original_type.
22424 (c_parser_postfix_expression_after_primary): Likewise.
22425 (c_parser_expression): Likewise.
22426 * c-typeck.c (build_external_ref): Add type parameter. Change all
22428 (c_expr_sizeof_expr): Set original_type field.
22429 (parser_build_unary_op): Likewise.
22430 (parser_build_binary_op): Likewise. Optionally warn about
22431 comparisons of enums of different types.
22432 (digest_init): Set original_type field.
22433 (really_start_incremental_init): Likewise.
22434 (push_init_level, pop_init_level): Likewise.
22435 * doc/invoke.texi (Warning Options): -Wenum-compare now
22438 2009-04-15 Richard Guenther <rguenther@suse.de>
22440 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22441 out a necessary conversion.
22442 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22443 names we didn't value number.
22444 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22446 2009-04-15 Richard Guenther <rguenther@suse.de>
22448 PR tree-optimization/39764
22449 * tree-ssa-ccp.c (get_value): Canonicalize value with
22450 canonicalize_float_value.
22452 2009-04-15 Jan Hubicka <jh@suse.cz>
22454 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22455 Wrong version of patch.
22457 2009-04-15 Jan Hubicka <jh@suse.cz>
22459 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22461 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22463 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22464 our distinct integral and vector types.
22466 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22468 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22469 * init.c (build_vtbl_address): Remove call to assemble_external.
22471 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22473 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22474 output for other floating point modes.
22476 2009-04-14 Diego Novillo <dnovillo@google.com>
22478 * diagnostic.c (diagnostic_report_diagnostic): Do not
22479 warn about loaded plugins for DK_ERROR and DK_WARNING.
22480 * c-decl.c (declspecs_add_type): Move call to
22481 invoke_plugin_callbacks ...
22482 * c-parser.c (c_parser_declspecs): ... here.
22483 * plugin.c (dump_active_plugins): Tidy output.
22485 2009-04-14 Diego Novillo <dnovillo@google.com>
22486 Le-Chun Wu <lcwu@google.com>
22488 * configure.ac: Add --enable-plugin support.
22489 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22490 * Makefile.in (PLUGIN_H): Define.
22491 Export ENABLE_PLUGIN and GMPINC to site.exp.
22492 Add PLUGINLIBS to link command.
22493 Add/modify dependencies for plugin.o and files including plugin.h.
22495 * config.in: Regenerate.
22497 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22500 2009-04-14 Le-Chun Wu <lcwu@google.com>
22502 * tree-pass.h (register_one_dump_file): Add a prototype for
22503 register_one_dump_file.
22504 * toplev.c (compile_file): Call initialize_plugins.
22505 (do_compile): Call invoke_plugin_callbacks.
22506 (toplev_main): Call invoke_plugin_callbacks.
22507 * common.opt: Add -fplugin= and -fplugin-arg-.
22508 * gcc-plugin.h: New public header file for plugins to include.
22509 * plugin.c: New source file.
22510 * plugin.h: New internal header file.
22511 * passes.c (register_one_dump_file): Make it external.
22513 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22515 2009-04-14 Diego Novillo <dnovillo@google.com>
22517 * doc/plugins.texi: New.
22518 * doc/gccint.texi: Add reference to Plugins chapter.
22519 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22520 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22521 loaded plugins, if any.
22522 * timevar.def (TV_PLUGIN_INIT): Define.
22523 (TV_PLUGIN_RUN): Define.
22524 * plugin.c: Include timevar.h
22525 (plugins_active_p): New.
22526 (dump_active_plugins): New.
22527 (debug_active_plugins): New.
22529 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22531 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22533 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22535 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22537 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22538 the same as a minus without a shift.
22540 2009-04-14 Nick Clifton <nickc@redhat.com>
22542 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22543 comparisons with small integers will always produce a short
22546 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22549 2008-12-19 Diego Novillo <dnovillo@google.com>
22551 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22553 2009-04-14 Richard Guenther <rguenther@suse.de>
22555 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22557 (verify_gimple_assign_binary): Likewise. Handle shifts and
22559 (verify_gimple_phi): Print the mismatched argument position.
22560 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22562 (vect_update_init_of_dr): Likewise.
22563 * matrix-reorg.c (transform_access_sites): Do what the
22565 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22567 2009-04-13 Michael Eager <eager@eagercon.com>
22569 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22570 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22571 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22572 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22573 remove duplicate config
22575 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22577 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22578 file_name:line_number type locator of the call site.
22580 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22582 * genautomata.c: Put blank after comma.
22583 (automaton_decls): New.
22584 (struct unit_usage): Add comments to member next.
22585 (store_alt_unit_usage): Keep the list ordered.
22586 (unit_present_on_list_p, equal_alternatives_p): New.
22587 (check_regexp_units_distribution): Check units distribution
22588 correctness correctly.
22589 (main): Don't write automata if error is found. Return correct
22592 * config/m68k/cf.md (cfv4_ds): Remove.
22593 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22594 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22596 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22597 power4-load-ext, power4-store, power4-store-update,
22598 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22599 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22600 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22601 power4-sqrt, power4-isync): Modify reservation to make correct
22602 unit distribution to automata.
22604 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22605 power5-store-update, power5-two, power5-three, power5-lmul,
22606 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22608 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22610 * except.c (pass_set_nothrow_function_flags): Set name and add
22612 (set_nothrow_function_flags): Mention in the dump file when
22613 changing a function to nothrow.
22615 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22618 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22619 instead of unsigned long.
22621 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22623 * config/arm/arm.c (return_used_this_function): Remove.
22624 (arm_output_function_prologue): Remove use of
22625 return_used_this_function.
22626 (output_return_instruction): Replace use of
22627 return_used_this_function
22628 by cfun->machine->return_used_this_function.
22629 (arm_output_epilogue): Likewise.
22630 (arm_output_function_epilogue): Likewise.
22631 (thumb_unexpanded_epilogue): Likewise.
22632 * config/arm/arm.h (struct machine_function):
22633 New member return_used_this_function.
22635 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22637 * doc/install.texi: Correct description of default directory for
22638 --with-gxx-include-dir.
22640 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22642 * fold-const.c (build_range_check): Properly deal with enumeral and
22643 boolean base types.
22645 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22647 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22648 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22649 * params.h (MAX_GCSE_PASSES): Remove.
22650 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22651 in sequence. Remove ability to run multiple passes.
22652 (bypass_jumps): Report run as third CPROP pass.
22654 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22656 PR middle-end/39651
22657 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22658 when deciding whether the whole SEQUENCE can throw.
22660 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22663 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22664 offseted label references.
22666 2009-04-11 Jan Hubicka <jh@suse.cz>
22668 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22670 2009-04-11 Richard Guenther <rguenther@suse.de>
22672 PR middle-end/39732
22673 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22674 return variables as TREE_ADDRESSABLE.
22676 2009-04-11 Richard Guenther <rguenther@suse.de>
22678 PR tree-optimization/39713
22679 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22680 reference trees have SSA_NAME operands.
22682 2009-04-11 Richard Guenther <rguenther@suse.de>
22685 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22686 address expressions.
22688 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22690 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22691 match changes in Cygwin 1.7
22692 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22693 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22695 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22697 PR tree-optimization/39701
22698 * doc/invoke.texi (Optimization Options): Document change in
22699 meaning and initialization of -fdelete-null-pointer-checks.
22701 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22703 PR middle-end/39701
22704 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22706 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22709 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22711 2009-04-10 Chao-ying Fu <fu@mips.com>
22713 * doc/tm.texi (Instruction Output): Document
22714 TARGET_ASM_FINAL_POSTSCAN_INSN.
22715 * target.h (final_postscan_insn): New field in asm_out.
22716 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22717 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22718 * final.c (final_scan_insn): Call
22719 targetm.asm_out.final_postscan_insn after outputting
22720 an asm macro and a normal instruction.
22722 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22723 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22724 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22725 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22726 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22728 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22730 PR middle-end/39701
22731 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22732 variables as non-NULL even with -fdelete-null-pointer-checks.
22734 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22736 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22738 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22741 * config/i386/i386.c (classify_argument): Handle SCmode with
22742 (bit_offset % 64) != 0.
22744 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22746 * doc/invoke.texi (Optimize Options): Add cross-reference to
22747 -Q --help=optimizers examples.
22749 2009-04-10 Ben Elliston <bje@au.ibm.com>
22752 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22753 regalign for the reg == fpr and TDmode case.
22755 2009-04-09 David Ayers <ayers@fsfe.org>
22758 * objc/objc-act.c (warn_with_method): Remove helper function.
22759 (check_duplicates): Call warning and inform directly.
22760 (really_start_method): Likewise.
22762 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22764 * expmed.c (expand_divmod): Always use a comparison for a division
22765 by a large unsigned integer.
22767 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22768 for things others than variables or functions as nonzero.
22770 2009-04-09 Nick Clifton <nickc@redhat.com>
22772 * unwind-compat.c: Change copyright header to refer to version
22773 3 of the GNU General Public License with version 3.1 of the
22774 GCC Runtime Library Exception and to point readers at the
22775 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22776 * config/alpha/crtfastmath.c: Likewise.
22777 * config/alpha/linux-unwind.h: Likewise.
22778 * config/alpha/qrnnd.asm: Likewise.
22779 * config/alpha/vms-crt0-64.c: Likewise.
22780 * config/alpha/vms-crt0.c: Likewise.
22781 * config/alpha/vms-dwarf2.asm: Likewise.
22782 * config/alpha/vms-dwarf2eh.asm: Likewise.
22783 * config/alpha/vms-psxcrt0-64.c: Likewise.
22784 * config/alpha/vms-psxcrt0.c: Likewise.
22785 * config/alpha/vms_tramp.asm: Likewise.
22786 * config/arc/initfini.c: Likewise.
22787 * config/arc/lib1funcs.asm: Likewise.
22788 * config/arm/bpabi-v6m.S: Likewise.
22789 * config/arm/bpabi.S: Likewise.
22790 * config/arm/bpabi.c: Likewise.
22791 * config/arm/crti.asm: Likewise.
22792 * config/arm/crtn.asm: Likewise.
22793 * config/arm/ieee754-df.S: Likewise.
22794 * config/arm/ieee754-sf.S: Likewise.
22795 * config/arm/lib1funcs.asm: Likewise.
22796 * config/arm/libunwind.S: Likewise.
22797 * config/arm/linux-atomic.c: Likewise.
22798 * config/arm/mmintrin.h: Likewise.
22799 * config/arm/pr-support.c: Likewise.
22800 * config/arm/unaligned-funcs.c: Likewise.
22801 * config/arm/unwind-arm.c: Likewise.
22802 * config/arm/unwind-arm.h: Likewise.
22803 * config/avr/libgcc.S: Likewise.
22804 * config/bfin/crti.s: Likewise.
22805 * config/bfin/crtlibid.s: Likewise.
22806 * config/bfin/crtn.s: Likewise.
22807 * config/bfin/lib1funcs.asm: Likewise.
22808 * config/bfin/linux-unwind.h: Likewise.
22809 * config/cris/arit.c: Likewise.
22810 * config/cris/cris_abi_symbol.c: Likewise.
22811 * config/darwin-64.c: Likewise.
22812 * config/darwin-crt2.c: Likewise.
22813 * config/darwin-crt3.c: Likewise.
22814 * config/darwin.h: Likewise.
22815 * config/dbxelf.h: Likewise.
22816 * config/dfp-bit.c: Likewise.
22817 * config/dfp-bit.h: Likewise.
22818 * config/elfos.h: Likewise.
22819 * config/fixed-bit.c: Likewise.
22820 * config/fixed-bit.h: Likewise.
22821 * config/fp-bit.c: Likewise.
22822 * config/fp-bit.h: Likewise.
22823 * config/fr30/crti.asm: Likewise.
22824 * config/fr30/crtn.asm: Likewise.
22825 * config/fr30/lib1funcs.asm: Likewise.
22826 * config/freebsd-spec.h: Likewise.
22827 * config/frv/cmovd.c: Likewise.
22828 * config/frv/cmovh.c: Likewise.
22829 * config/frv/cmovw.c: Likewise.
22830 * config/frv/frvbegin.c: Likewise.
22831 * config/frv/frvend.c: Likewise.
22832 * config/frv/lib1funcs.asm: Likewise.
22833 * config/glibc-stdint.h: Likewise.
22834 * config/h8300/clzhi2.c: Likewise.
22835 * config/h8300/crti.asm: Likewise.
22836 * config/h8300/crtn.asm: Likewise.
22837 * config/h8300/ctzhi2.c: Likewise.
22838 * config/h8300/fixunssfsi.c: Likewise.
22839 * config/h8300/lib1funcs.asm: Likewise.
22840 * config/h8300/parityhi2.c: Likewise.
22841 * config/h8300/popcounthi2.c: Likewise.
22842 * config/i386/ammintrin.h: Likewise.
22843 * config/i386/att.h: Likewise.
22844 * config/i386/avxintrin.h: Likewise.
22845 * config/i386/biarch64.h: Likewise.
22846 * config/i386/bmmintrin.h: Likewise.
22847 * config/i386/cpuid.h: Likewise.
22848 * config/i386/cross-stdarg.h: Likewise.
22849 * config/i386/crtfastmath.c: Likewise.
22850 * config/i386/crtprec.c: Likewise.
22851 * config/i386/cygming-crtbegin.c: Likewise.
22852 * config/i386/cygming-crtend.c: Likewise.
22853 * config/i386/cygwin.asm: Likewise.
22854 * config/i386/emmintrin.h: Likewise.
22855 * config/i386/gmm_malloc.h: Likewise.
22856 * config/i386/gthr-win32.c: Likewise.
22857 * config/i386/i386.h: Likewise.
22858 * config/i386/immintrin.h: Likewise.
22859 * config/i386/linux-unwind.h: Likewise.
22860 * config/i386/linux64.h: Likewise.
22861 * config/i386/mm3dnow.h: Likewise.
22862 * config/i386/mmintrin-common.h: Likewise.
22863 * config/i386/mmintrin.h: Likewise.
22864 * config/i386/nmmintrin.h: Likewise.
22865 * config/i386/pmm_malloc.h: Likewise.
22866 * config/i386/pmmintrin.h: Likewise.
22867 * config/i386/smmintrin.h: Likewise.
22868 * config/i386/sol2-c1.asm: Likewise.
22869 * config/i386/sol2-ci.asm: Likewise.
22870 * config/i386/sol2-cn.asm: Likewise.
22871 * config/i386/sol2-gc1.asm: Likewise.
22872 * config/i386/tmmintrin.h: Likewise.
22873 * config/i386/unix.h: Likewise.
22874 * config/i386/w32-unwind.h: Likewise.
22875 * config/i386/wmmintrin.h: Likewise.
22876 * config/i386/x86-64.h: Likewise.
22877 * config/i386/x86intrin.h: Likewise.
22878 * config/i386/xmmintrin.h: Likewise.
22879 * config/ia64/crtbegin.asm: Likewise.
22880 * config/ia64/crtend.asm: Likewise.
22881 * config/ia64/crtfastmath.c: Likewise.
22882 * config/ia64/crti.asm: Likewise.
22883 * config/ia64/crtn.asm: Likewise.
22884 * config/ia64/fde-glibc.c: Likewise.
22885 * config/ia64/lib1funcs.asm: Likewise.
22886 * config/ia64/linux-unwind.h: Likewise.
22887 * config/ia64/quadlib.c: Likewise.
22888 * config/ia64/unwind-ia64.c: Likewise.
22889 * config/linux.h: Likewise.
22890 * config/m32c/m32c-lib1.S: Likewise.
22891 * config/m32c/m32c-lib2-trapv.c: Likewise.
22892 * config/m32c/m32c-lib2.c: Likewise.
22893 * config/m32r/initfini.c: Likewise.
22894 * config/m68hc11/larith.asm: Likewise.
22895 * config/m68hc11/m68hc11-crt0.S: Likewise.
22896 * config/m68k/cf.md: Likewise.
22897 * config/m68k/crti.s: Likewise.
22898 * config/m68k/crtn.s: Likewise.
22899 * config/m68k/lb1sf68.asm: Likewise.
22900 * config/m68k/linux-unwind.h: Likewise.
22901 * config/mcore/crti.asm: Likewise.
22902 * config/mcore/crtn.asm: Likewise.
22903 * config/mcore/lib1.asm: Likewise.
22904 * config/mips/linux-unwind.h: Likewise.
22905 * config/mips/loongson.h: Likewise.
22906 * config/mips/mips16.S: Likewise.
22907 * config/mmix/crti.asm: Likewise.
22908 * config/mmix/crtn.asm: Likewise.
22909 * config/pa/fptr.c: Likewise.
22910 * config/pa/hpux-unwind.h: Likewise.
22911 * config/pa/lib2funcs.asm: Likewise.
22912 * config/pa/linux-atomic.c: Likewise.
22913 * config/pa/linux-unwind.h: Likewise.
22914 * config/pa/milli64.S: Likewise.
22915 * config/pa/quadlib.c: Likewise.
22916 * config/pa/stublib.c: Likewise.
22917 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22918 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22919 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22920 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22921 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22922 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22923 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22924 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22925 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22926 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22927 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22928 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22929 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22930 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22931 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22932 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22933 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22934 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22935 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22936 * config/rs6000/750cl.h: Likewise.
22937 * config/rs6000/altivec.h: Likewise.
22938 * config/rs6000/biarch64.h: Likewise.
22939 * config/rs6000/crtresfpr.asm: Likewise.
22940 * config/rs6000/crtresgpr.asm: Likewise.
22941 * config/rs6000/crtresxfpr.asm: Likewise.
22942 * config/rs6000/crtresxgpr.asm: Likewise.
22943 * config/rs6000/crtsavfpr.asm: Likewise.
22944 * config/rs6000/crtsavgpr.asm: Likewise.
22945 * config/rs6000/darwin-asm.h: Likewise.
22946 * config/rs6000/darwin-fallback.c: Likewise.
22947 * config/rs6000/darwin-fpsave.asm: Likewise.
22948 * config/rs6000/darwin-ldouble.c: Likewise.
22949 * config/rs6000/darwin-tramp.asm: Likewise.
22950 * config/rs6000/darwin-unwind.h: Likewise.
22951 * config/rs6000/darwin-vecsave.asm: Likewise.
22952 * config/rs6000/darwin-world.asm: Likewise.
22953 * config/rs6000/e500crtres32gpr.asm: Likewise.
22954 * config/rs6000/e500crtres64gpr.asm: Likewise.
22955 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22956 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22957 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22958 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22959 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22960 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22961 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22962 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22963 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22964 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22965 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22966 * config/rs6000/eabi-ci.asm: Likewise.
22967 * config/rs6000/eabi-cn.asm: Likewise.
22968 * config/rs6000/eabi.asm: Likewise.
22969 * config/rs6000/linux-unwind.h: Likewise.
22970 * config/rs6000/linux64.h: Likewise.
22971 * config/rs6000/paired.h: Likewise.
22972 * config/rs6000/paired.md: Likewise.
22973 * config/rs6000/ppc64-fp.c: Likewise.
22974 * config/rs6000/ppu_intrinsics.h: Likewise.
22975 * config/rs6000/rs6000.h: Likewise.
22976 * config/rs6000/si2vmx.h: Likewise.
22977 * config/rs6000/sol-ci.asm: Likewise.
22978 * config/rs6000/sol-cn.asm: Likewise.
22979 * config/rs6000/spe.h: Likewise.
22980 * config/rs6000/spu2vmx.h: Likewise.
22981 * config/rs6000/sysv4.h: Likewise.
22982 * config/rs6000/tramp.asm: Likewise.
22983 * config/rs6000/vec_types.h: Likewise.
22984 * config/s390/linux-unwind.h: Likewise.
22985 * config/s390/tpf-unwind.h: Likewise.
22986 * config/score/crti.asm: Likewise.
22987 * config/score/crtn.asm: Likewise.
22988 * config/sh/crt1.asm: Likewise.
22989 * config/sh/crti.asm: Likewise.
22990 * config/sh/crtn.asm: Likewise.
22991 * config/sh/divtab-sh4-300.c: Likewise.
22992 * config/sh/divtab-sh4.c: Likewise.
22993 * config/sh/divtab.c: Likewise.
22994 * config/sh/lib1funcs-4-300.asm: Likewise.
22995 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22996 * config/sh/lib1funcs.asm: Likewise.
22997 * config/sh/lib1funcs.h: Likewise.
22998 * config/sh/linux-atomic.asm: Likewise.
22999 * config/sh/linux-unwind.h: Likewise.
23000 * config/sh/shmedia.h: Likewise.
23001 * config/sh/sshmedia.h: Likewise.
23002 * config/sh/ushmedia.h: Likewise.
23003 * config/sparc/crtfastmath.c: Likewise.
23004 * config/sparc/linux-unwind.h: Likewise.
23005 * config/sparc/sol2-c1.asm: Likewise.
23006 * config/sparc/sol2-ci.asm: Likewise.
23007 * config/sparc/sol2-cn.asm: Likewise.
23008 * config/spu/divmodti4.c: Likewise.
23009 * config/spu/divv2df3.c: Likewise.
23010 * config/spu/float_disf.c: Likewise.
23011 * config/spu/float_unsdidf.c: Likewise.
23012 * config/spu/float_unsdisf.c: Likewise.
23013 * config/spu/float_unssidf.c: Likewise.
23014 * config/spu/mfc_multi_tag_release.c: Likewise.
23015 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23016 * config/spu/mfc_tag_release.c: Likewise.
23017 * config/spu/mfc_tag_reserve.c: Likewise.
23018 * config/spu/mfc_tag_table.c: Likewise.
23019 * config/spu/multi3.c: Likewise.
23020 * config/spu/spu_internals.h: Likewise.
23021 * config/spu/spu_intrinsics.h: Likewise.
23022 * config/spu/spu_mfcio.h: Likewise.
23023 * config/spu/vec_types.h: Likewise.
23024 * config/spu/vmx2spu.h: Likewise.
23025 * config/stormy16/stormy16-lib2.c: Likewise.
23026 * config/svr4.h: Likewise.
23027 * config/sync.c: Likewise.
23028 * config/v850/lib1funcs.asm: Likewise.
23029 * config/vxlib-tls.c: Likewise.
23030 * config/vxlib.c: Likewise.
23031 * config/vxworks-dummy.h: Likewise.
23032 * config/xtensa/crti.asm: Likewise.
23033 * config/xtensa/crtn.asm: Likewise.
23034 * config/xtensa/ieee754-df.S: Likewise.
23035 * config/xtensa/ieee754-sf.S: Likewise.
23036 * config/xtensa/lib1funcs.asm: Likewise.
23037 * config/xtensa/lib2funcs.S: Likewise.
23038 * config/xtensa/linux-unwind.h: Likewise.
23039 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23040 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23041 * coretypes.h: Likewise.
23042 * crtstuff.c: Likewise.
23043 * defaults.h: Likewise.
23044 * dwarf2.h: Likewise.
23045 * emutls.c: Likewise.
23046 * gbl-ctors.h: Likewise.
23047 * gcov-io.h: Likewise.
23048 * ginclude/float.h: Likewise.
23049 * ginclude/iso646.h: Likewise.
23050 * ginclude/stdarg.h: Likewise.
23051 * ginclude/stdbool.h: Likewise.
23052 * ginclude/stddef.h: Likewise.
23053 * ginclude/stdfix.h: Likewise.
23054 * ginclude/stdint-gcc.h: Likewise.
23055 * ginclude/tgmath.h: Likewise.
23056 * gthr-aix.h: Likewise.
23057 * gthr-dce.h: Likewise.
23058 * gthr-gnat.c: Likewise.
23059 * gthr-gnat.h: Likewise.
23060 * gthr-lynx.h: Likewise.
23061 * gthr-mipssde.h: Likewise.
23062 * gthr-nks.h: Likewise.
23063 * gthr-posix.c: Likewise.
23064 * gthr-posix.h: Likewise.
23065 * gthr-posix95.h: Likewise.
23066 * gthr-rtems.h: Likewise.
23067 * gthr-single.h: Likewise.
23068 * gthr-solaris.h: Likewise.
23069 * gthr-tpf.h: Likewise.
23070 * gthr-vxworks.h: Likewise.
23071 * gthr-win32.h: Likewise.
23072 * gthr.h: Likewise.
23073 * libgcc2.c: Likewise.
23074 * libgcc2.h: Likewise.
23075 * libgcov.c: Likewise.
23076 * tsystem.h: Likewise.
23077 * typeclass.h: Likewise.
23078 * unwind-c.c: Likewise.
23079 * unwind-compat.h: Likewise.
23080 * unwind-dw2-fde-compat.c: Likewise.
23081 * unwind-dw2-fde-darwin.c: Likewise.
23082 * unwind-dw2-fde-glibc.c: Likewise.
23083 * unwind-dw2-fde.c: Likewise.
23084 * unwind-dw2-fde.h: Likewise.
23085 * unwind-dw2.c: Likewise.
23086 * unwind-dw2.h: Likewise.
23087 * unwind-generic.h: Likewise.
23088 * unwind-pe.h: Likewise.
23089 * unwind-sjlj.c: Likewise.
23090 * unwind.inc: Likewise.
23091 * config/arm/neon-gen.ml: Change generated copyright header to
23092 refer to version 3 of the GNU General Public License with
23093 version 3.1 of the GCC Runtime Library Exception and to point
23094 readers at the COPYING3 and COPYING3.RUNTIME files and the
23095 FSF's license web page.
23096 * config/arm/arm_neon.h: Regenerate.
23098 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23100 * config/cris/cris.md: Change copyright header to refer to version
23101 3 of the GNU General Public License.
23102 * doc/install.texi2html: Change copyright header to refer to version
23103 3 of the GNU General Public License and to point readers at the
23104 COPYING3 file and the FSF's license web page.
23105 * config/vax/linux.h: Likewise.
23107 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23109 * config/i386/i386.md (cmpcc): New.
23110 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23111 (sync_compare_and_swap_cc*): Delete.
23113 * config/s390/s390.c (s390_compare_emitted): Remove.
23114 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23115 s390_compare_emitted used to be handled. Assert that modes match.
23116 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23117 refer to sync_compare_and_swap_ccsi.
23118 * config/s390/s390.h (s390_compare_emitted): Remove.
23119 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23120 instead of s390_compare_emitted.
23121 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23122 instead of s390_compare_emitted.
23123 * config/s390/s390.md (cmpcc): New.
23124 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23125 CC_REGNUM, do not pretend it's set.
23126 (sync_compare_and_swap_cc*): Delete.
23127 * config/s390/predicates.md (cc_reg_operand): New.
23129 * expr.c (sync_compare_and_swap_cc): Delete.
23130 * optabs.h (sync_compare_and_swap_cc): Delete.
23131 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23132 is being used with can_compare_p.
23133 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23134 (find_cc_set): New.
23135 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23136 look for a MODE_CC set instead. Use emit_store_flag.
23137 (expand_compare_and_swap_loop): Likewise, with some additional
23138 complication to avoid a force_reg when useless. Use
23139 emit_cmp_and_jump_insns.
23140 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23141 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23142 sync_compare_and_swap documentation.
23144 2009-04-09 Jan Hubicka <jh@suse.cz>
23146 * except.c (find_prev_try): Break out from ....
23147 (duplicate_eh_regions): ... here; properly update prev_try pointers
23148 when duplication part of tree.
23149 (dump_eh_tree): Improve dumping.
23150 (verify_eh_region): New.
23151 (verify_eh_tree): Use it.
23153 2009-04-06 Richard Guenther <rguenther@suse.de>
23155 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23156 &ARRAY addresses by adjusting their types and prepending
23158 * tree-cfg.c (verify_gimple_assign_single): Verify that
23159 addresses are correct.
23161 2009-04-09 Richard Guenther <rguenther@suse.de>
23163 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23164 indices into an array reference if possible.
23165 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23166 Fold POINTER_PLUS_EXPR statements with invariant address.
23168 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23171 * config.gcc (powerpc64-*-linux*): Always build biarch.
23173 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23176 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23177 it and pedwarn if this results in an INTEGER_CST.
23179 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23181 * doc/install.texi: Update minimum GMP version. Remove obsolete
23182 text in MPFR section.
23184 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23186 * dwarf2out.c (class_scope_p): New static inline.
23187 (class_or_namespace_scope_p): Use it.
23188 (gen_variable_die): Use DW_TAG_member tag for static data member
23189 declarations instead of DW_TAG_variable.
23191 PR middle-end/39573
23192 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23195 2009-04-08 Richard Guenther <rguenther@suse.de>
23197 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23198 valueize random data.
23200 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23202 * config.gcc (aix tm_file): Add aix-stdint.h.
23203 (aix tm clause use_gcc_stdint): Set to wrap.
23204 * config/rs6000/aix-stdint.h: New file.
23206 2009-04-08 Richard Guenther <rguenther@suse.de>
23208 PR middle-end/36291
23209 * tree-dfa.c (add_referenced_var): Do not recurse into
23210 global initializers.
23211 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23213 (fold_const_aggregate_ref): Likewise.
23215 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23217 * recog.c (ordered_comparison_operator): New.
23218 * gensupport.c (std_preds): Add it.
23219 * doc/md.texi (Machine-Independent Predicates): Document it.
23221 2009-04-08 Jan Hubicka <jh@suse.cz>
23223 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23224 * function.h (rtl_eh): Remove exception_handler_label_map.
23225 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23226 remove_exception_handler_label, for_each_eh_label_1): Remove.
23227 (rtl_remove_unreachable_regions): Remove.
23228 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23229 (find_exception_handler_labels): Don't build the hashtable.
23230 (maybe_remove_eh_handler): Remove.
23231 (for_each_eh_label): Rewrite to walk the tree.
23232 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23233 * except.h (maybe_remove_eh_handler): Remove.
23234 * passes.c (init_optimization_passes): Schedule second EH cleanup
23236 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23237 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23239 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23241 * genoutput.c (validate_optab_operands): New.
23242 (gen_insn, gen_expand): Call it.
23244 * genflags.c (gen_insn): Detect misused iterators.
23245 (main): Pass line_no to gen_insn, exit with status 1 on error.
23247 * genextract.c (line_no): Make global.
23248 (VEC_safe_set_locstr): Change assertion to error message.
23249 (main): Exit with status 1 on error.
23251 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23255 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23256 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23257 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23258 * c-convert.c (convert): Do not call fold on results of conversion
23259 functions when the result is a C_MAYBE_CONST_EXPR.
23260 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23261 of __builtin_choose_expr.
23262 * c-typeck.c (remove_c_maybe_const_expr): New.
23263 (build_unary_op, build_conditional_expr, build_compound_expr,
23264 build_binary_op, c_objc_common_truthvalue_conversion): Call
23265 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23268 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23270 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23271 CODE to produce a new one. Add a prototype to use fold_convert_const
23273 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23276 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23277 mix declarations and code.
23279 2009-04-08 Ben Elliston <bje@au.ibm.com>
23281 * gcc.c: Replace `CC' with `GCC' throughout.
23283 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23285 * doc/invoke.texi: Document Atom support.
23287 2009-04-07 Jason Merrill <jason@redhat.com>
23290 * c-common.h, c-common.c: Add flag_pretty_templates.
23291 * c-opts.c (c_common_handle_option): Set it.
23292 * c.opt: Add -fno-pretty-templates.
23293 * doc/invoke.texi (C++ Dialect Options): Likewise.
23295 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23297 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23298 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23299 (ia64_expand_builtin): Likewise.
23301 2009-04-07 Martin Jambor <mjambor@suse.cz>
23303 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23304 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23305 ADDR_EXPRS are include too.
23307 2009-04-07 Richard Guenther <rguenther@suse.de>
23309 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23310 decls are only used if passes as parameters or if they are
23311 local statics and the call is not to a builtin.
23312 (call_may_clobber_ref_p_1): Likewise.
23314 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23316 * expr.c (do_store_flag): Remove last argument. Simplify code
23317 to avoid duplication of tests already done by can_compare_p.
23318 (expand_expr_real_1): Adjust caller.
23320 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23322 * optabs.c (can_compare_p): Test the predicate of a
23323 cbranch and cstore pattern.
23325 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23327 * expr.c (convert_move): Use emit_store_flag instead of
23330 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23332 * config/i386/i386.c (ix86_compare_emitted): Remove.
23333 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23334 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23335 * config/i386/i386.h (ix86_compare_emitted): Remove.
23336 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23337 instead of ix86_compare_emitted.
23338 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23340 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23342 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23343 Add t-sysroot-suffix to tmake_file.
23344 * config/print-sysroot-suffix.sh: New file.
23345 * config/t-sysroot-suffix: New file.
23347 2009-04-07 Ben Elliston <bje@au.ibm.com>
23349 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23350 as the latter produces a warning when the target does not support
23353 2009-04-07 Ben Elliston <bje@au.ibm.com>
23355 * dfp.c: Replace type punning assignments with memcpy throughout.
23356 * Makefile.in (dfp.o-warn): Remove.
23358 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23361 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23362 Include soft-fp/t-softfp after rs6000/t-linux64.
23364 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23366 * stor-layout.c (set_sizetype): Use the full precision of their
23367 machine mode for bitsize types.
23369 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23371 * config/i386/i386.md: Revert 2 accidental checkins.
23373 2009-04-06 Joey Ye <joey.ye@intel.com>
23374 Xuepeng Guo <xuepeng.guo@intel.com>
23375 H.J. Lu <hongjiu.lu@intel.com>
23377 Atom pipeline model, tuning and insn selection.
23378 * config.gcc (atom): Add atom config options and target.
23380 * config/i386/atom.md: New.
23382 * config/i386/i386.c (atom_cost): New cost.
23383 (m_ATOM): New macro flag.
23384 (initial_ix86_tune_features): Set m_ATOM.
23385 (x86_accumulate_outgoing_args): Likewise.
23386 (x86_arch_always_fancy_math_387): Likewise.
23387 (processor_target): Add Atom cost.
23388 (cpu_names): Add Atom cpu name.
23389 (override_options): Set Atom ISA.
23390 (ix86_issue_rate): New case PROCESSOR_ATOM.
23391 (ix86_adjust_cost): Likewise.
23393 * config/i386/i386.h (TARGET_ATOM): New target macro.
23394 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23395 (TARGET_OPT_AGU): New target option.
23396 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23397 (processor_type): Add PROCESSOR_ATOM.
23399 * config/i386/i386.md (cpu): Add new value "atom".
23400 (use_carry, movu): New attr.
23401 (atom.md): Include atom.md.
23402 (adddi3_carry_rex64): Set attr "use_carry".
23403 (addqi3_carry): Likewise.
23404 (addhi3_carry): Likewise.
23405 (addsi3_carry): Likewise.
23406 (*addsi3_carry_zext): Likewise.
23407 (subdi3_carry_rex64): Likewise.
23408 (subqi3_carry): Likewise.
23409 (subhi3_carry): Likewise.
23410 (subsi3_carry): Likewise.
23411 (x86_movdicc_0_m1_rex64): Likewise.
23412 (*x86_movdicc_0_m1_se): Likewise.
23413 (x86_movsicc_0_m1): Likewise.
23414 (*x86_movsicc_0_m1_se): Likewise.
23415 (*adddi_1_rex64): Emit add insn as much as possible.
23416 (*addsi_1): Likewise.
23417 (return_internal): Set atom_unit.
23418 (return_internal_long): Likewise.
23419 (return_pop_internal): Likewise.
23420 (*rcpsf2_sse): Set atom_sse_attr attr.
23421 (*qrt<mode>2_sse): Likewise.
23422 (*prefetch_sse): Likewise.
23424 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23426 (ix86_target_macros_internal): Likewise.
23428 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23429 (*prefetch_sse_rex): Likewise.
23430 (sse_rcpv4sf2): Likewise.
23431 (sse_vmrcpv4sf2): Likewise.
23432 (sse_sqrtv4sf2): Likewise.
23433 (<sse>_vmsqrt<mode>2): Likewise.
23434 (sse_ldmxcsr): Likewise.
23435 (sse_stmxcsr): Likewise.
23436 (*sse_sfence): Likewise.
23437 (sse2_clflush): Likewise.
23438 (*sse2_mfence): Likewise.
23439 (*sse2_lfence): Likewise.
23440 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23441 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23442 (avx_movdqu<avxmodesuffix>): Likewise.
23443 (avx_lddqu<avxmodesuffix>): Likewise.
23444 (sse2_movntv2di): Change attr "type" to "ssemov".
23445 (sse2_movntsi): Likewise.
23446 (rsqrtv8sf2): Change attr "type" to "sseadd".
23447 (sse3_addsubv2df3): Set attr "atom_unit".
23448 (sse3_h<plusminus_insn>v4sf3): Likewise.
23449 (*sse2_pmaddwd): Likewise.
23450 (*vec_extractv2di_1_rex64): Likewise.
23451 (*vec_extractv2di_1_avx): Likewise.
23452 (sse2_psadbw): Likewise.
23453 (ssse3_phaddwv8hi3): Likewise.
23454 (ssse3_phaddwv4hi3): Likewise.
23455 (ssse3_phadddv4si3): Likewise.
23456 (ssse3_phadddv2si3): Likewise.
23457 (ssse3_phaddswv8hi3): Likewise.
23458 (ssse3_phaddswv4hi3): Likewise.
23459 (ssse3_phsubwv8hi3): Likewise.
23460 (ssse3_phsubwv4hi3): Likewise.
23461 (ssse3_phsubdv4si3): Likewise.
23462 (ssse3_phsubdv2si3): Likewise.
23463 (ssse3_phsubswv8hi3): Likewise.
23464 (ssse3_phsubswv4hi3): Likewise.
23465 (ssse3_pmaddubsw128): Likewise.
23466 (sse3_pmaddubsw: Likewise.
23467 (ssse3_palignrti): Likewise.
23468 (ssse3_palignrdi): Likewise.
23470 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23472 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23474 2009-04-06 Richard Guenther <rguenther@suse.de>
23476 PR tree-optimization/28868
23477 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23478 of which PHI results we inserted.
23479 (insert_into_preds_of_block): Record inserted PHIs.
23480 (eliminate): Eliminate redundant PHI nodes.
23481 (init_pre): Init inserted_phi_names.
23483 2009-04-06 Richard Guenther <rguenther@suse.de>
23485 PR tree-optimization/39643
23486 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23487 IMAGPART_EXPRs of complex constants.
23488 (execute_fold_all_builtins): If we folded a call queue
23489 TODO_update_address_taken.
23491 2009-04-06 Jan Hubicka <jh@suse.cz>
23493 PR middle-end/39659
23494 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23497 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23499 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23501 (ic_invalidate_array): Likewise.
23503 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23505 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23506 alignment for library calls.
23508 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23510 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23511 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23512 * config/i386/mingw-stdint.h: New file.
23514 2009-04-05 Richard Guenther <rguenther@suse.de>
23516 PR tree-optimization/39648
23517 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23518 our &A vs. &A[0] IL deficiencies.
23520 2009-04-04 Jan Hubicka <jh@suse.cz>
23522 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23523 removed toplevel regions.
23524 (sjlj_mark_call_sites): Likewise.
23526 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23528 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23529 (cygwin tm clause use_gcc_stdint): Set to wrap.
23530 * config/i386/cygwin-stdint.h: New file.
23532 2009-04-04 Richard Guenther <rguenther@suse.de>
23534 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23535 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23536 single-argument PHIs if we are in loop-closed SSA form.
23537 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23538 for the pre-condition.
23539 (slpeel_tree_peel_loop_to_edge): Likewise.
23540 (vect_build_loop_niters): Take an optional sequence to append stmts.
23541 (vect_generate_tmps_on_preheader): Likewise.
23542 (vect_do_peeling_for_loop_bound): Take extra guards for the
23544 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23545 the cost model check.
23546 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23547 guards if we are going to peel. Do not apply versioning in that case.
23548 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23549 (vect_do_peeling_for_loop_bound): Likewise.
23550 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23551 loop bound only record extra pre-conditions, do not apply loop
23554 2009-04-04 Richard Guenther <rguenther@suse.de>
23556 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23559 2009-04-04 Jan Hubicka <jh@suse.cz>
23561 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23562 last_basic_block for size of bb->index indexed array.
23563 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23564 compute_out, link_btr_uses, build_btr_def_use_webs,
23565 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23567 2009-04-04 Jan Hubicka <jh@suse.cz>
23569 * except.c (remove_eh_handler_and_replace): Break out from ...
23570 (remove_eh_handler): ... here.
23571 (bring_to_root): New function.
23572 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23573 handled ones, bring others to root of tree.
23575 2009-04-04 Jan Hubicka <jh@suse.cz>
23577 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23578 (all_phis_safe_to_merge): New function.
23579 (update_info): New structure.
23580 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23581 (cleanup_empty_eh): Update SSA if possible.
23583 2009-04-04 Richard Guenther <rguenther@suse.de>
23585 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23586 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23587 (append_vuse): Likewise.
23589 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23591 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23592 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23593 instead of REG_UNSAVED for DW_CFA_undefined.
23594 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23595 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23598 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23601 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23603 2009-04-04 Richard Guenther <rguenther@suse.de>
23605 PR tree-optimization/8781
23606 PR tree-optimization/37892
23607 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23608 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23609 (valueize_refs): Call it for *& valueizations.
23610 (shared_reference_ops_from_ref): Rename to ...
23611 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23612 (shared_reference_ops_from_call): Rename to ...
23613 (valueize_shared_reference_ops_from_call): ... this and valueize.
23614 (vn_reference_lookup): Update.
23615 (visit_reference_op_call): Likewise.
23616 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23617 (eliminate): Value-replace the call address in call statements.
23619 2009-04-04 Richard Guenther <rguenther@suse.de>
23621 PR tree-optimization/39636
23622 * tree-ssa-forwprop.c
23623 (forward_propagate_addr_into_variable_array_index): Check for
23624 GIMPLE_ASSIGN before accessing the rhs code.
23626 2009-04-03 Jason Merrill <jason@redhat.com>
23628 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23630 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23632 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23633 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23634 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23635 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23636 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23637 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23638 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23639 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23640 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23641 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23642 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23643 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23644 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23645 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23646 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23647 Use fr_reg_or_fp01_operand instead of fr_register_operand
23649 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23650 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23651 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23653 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23655 PR rtl-optimization/39607
23656 PR rtl-optimization/39631
23660 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23661 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23662 instead of DF_LR_OUT.
23663 * ira-lives.c (process_bb_node_lives): Ditto.
23664 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23665 instead of DF_LR_{OUT,IN}.
23666 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23667 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23669 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23671 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23672 (execute_lower_omp): Always run but take the short way out if -fopenmp
23674 (gate_lower_omp): Remove, forcing the pass manager to always run the
23675 pass and always set PROP_gimple_lomp.
23676 (pass_lower_omp): Remove gate function.
23677 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23678 PROP_trees. Instead, require it.
23679 * ipa-cp.c (pass_ipa_cp): Likewise.
23680 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23681 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23682 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23683 and PROP_gimple_leh.
23685 2009-04-03 Richard Guenther <rguenther@suse.de>
23687 PR middle-end/13146
23688 PR tree-optimization/23940
23689 PR tree-optimization/33237
23690 PR middle-end/33974
23691 PR middle-end/34093
23692 PR tree-optimization/36201
23693 PR tree-optimization/36230
23694 PR tree-optimization/38049
23695 PR tree-optimization/38207
23696 PR tree-optimization/38230
23697 PR tree-optimization/38301
23698 PR tree-optimization/38585
23699 PR middle-end/38895
23700 PR tree-optimization/38985
23701 PR tree-optimization/39299
23702 * tree-ssa-structalias.h: Remove.
23703 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23704 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23705 (struct vuse_element_d): Remove.
23706 (struct vuse_vec_d): Likewise.
23707 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23708 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23709 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23710 VUSE_ELEMENT_VAR): Likewise.
23711 (struct voptype_d): Likewise.
23712 (NUM_VOP_FREE_BUCKETS): Likewise.
23713 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23714 (struct stmt_operands_d): Remove.
23715 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23716 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23717 VDEF_NUM, VDEF_VECT): Likewise.
23718 (copy_virtual_operands): Remove.
23719 (operand_build_cmp): Likewise.
23720 (create_ssa_artificial_load_stmt): Likewise.
23721 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23722 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23723 vuse_index and mayuse_index members. Pack and move done and iter_type
23724 members to the front.
23725 (SSA_OP_VMAYUSE): Remove.
23726 (SSA_OP_VIRTUAL_USES): Adjust.
23727 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23728 (unlink_stmt_vdef): Declare.
23729 (add_to_addressable_set): Remove.
23730 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23731 (vrp_visit_stmt): Likewise.
23732 * doc/tree-ssa.texi (Alias analysis): Update.
23733 * doc/invoke.texi (max-aliased-vops): Remove docs.
23734 (avg-aliased-vops): Likewise.
23735 * tree-into-ssa.c (syms_to_rename): Remove.
23736 (need_to_update_vops_p): Likewise.
23737 (need_to_initialize_update_ssa_p): Rename to ...
23738 (update_ssa_initialized_fn): ... this. Track function we are
23740 (symbol_marked_for_renaming): Simplify.
23741 (add_new_name_mapping): Do not set need_to_update_vops_p.
23742 (dump_currdefs): Use SYMS_TO_RENAME.
23743 (rewrite_update_stmt): Always walk all uses/defs.
23744 (dump_update_ssa): Adjust.
23745 (init_update_ssa): Take function argument. Track what we are
23747 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23748 (create_new_def_for): Initialize for cfun, assert we are initialized
23750 (mark_sym_for_renaming): Simplify.
23751 (mark_set_for_renaming): Do not initialize update-ssa.
23752 (need_ssa_update_p): Simplify. Take function argument.
23753 (name_mappings_registered_p): Assert we ask for the correct function.
23754 (name_registered_for_update_p): Likewise.
23755 (ssa_names_to_replace): Likewise.
23756 (release_ssa_name_after_update_ssa): Likewise.
23757 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23758 (dump_decl_set): Do not print a newline.
23759 (debug_decl_set): Do it here.
23760 (dump_update_ssa): And here.
23761 * tree-ssa-loop-im.c (move_computations): Adjust.
23762 (movement_possibility): Likewise.
23763 (determine_max_movement): Likewise.
23764 (gather_mem_refs_stmt): Likewise.
23765 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23766 or NAME_MEMORY_TAG.
23767 * tree-complex.c (update_all_vops): Remove.
23768 (expand_complex_move): Adjust.
23769 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23770 Simplify test for memory referencing statement. Exclude
23771 non-invariant ADDR_EXPRs.
23772 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23773 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23774 (rdg_flag_uses): Likewise.
23775 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23777 (tree_optimize_tail_calls_1): Also split the
23778 edge from the entry block if we have degenerate PHI nodes in
23779 the first basic block.
23780 * tree.c (init_ttree): Remove memory-tag related code.
23781 (tree_code_size): Likewise.
23782 (tree_node_structure): Likewise.
23783 (build7_stat): Re-write to be build6_stat.
23784 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23785 (SSA_VAR_P): Adjust.
23786 (struct tree_memory_tag): Remove.
23787 (struct tree_memory_partition_tag): Likewise.
23788 (union tree_node): Adjust.
23789 (build7): Re-write to be build6.
23790 * tree-pass.h (pass_reset_cc_flags): Remove.
23791 (TODO_update_address_taken): New flag.
23792 (pass_simple_dse): Remove.
23793 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23794 * params.h (MAX_ALIASED_VOPS): Remove.
23795 (AVG_ALIASED_VOPS): Likewise.
23796 * omp-low.c (expand_omp_taskreg): Update SSA form.
23797 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23798 aliases the lhs in a copy stmt.
23799 * tree-ssa-dse.c (struct address_walk_data): Remove.
23800 (memory_ssa_name_same): Likewise.
23801 (memory_address_same): Likewise.
23802 (get_kill_of_stmt_lhs): Likewise.
23803 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23804 unused stores. Look through PHI nodes into post-dominated regions.
23805 (dse_optimize_stmt): Simplify. Properly remove stores.
23806 (tree_ssa_dse): Compute dominators.
23807 (execute_simple_dse): Remove.
23808 (pass_simple_dse): Likewise.
23809 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23810 gimple_loaded_syms and gimple_stored_syms computation.
23811 * toplev.c (dump_memory_report): Dump alias and pta stats.
23812 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23813 (vn_reference_eq): Likewise.
23814 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23815 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23816 valueize_vuses): Remove.
23817 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23818 (get_def_ref_stmt_vuse): ... this.
23819 (vn_reference_lookup_2): New function.
23820 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23821 walking equivalent vuses. Simplify.
23822 (vn_reference_lookup): Likewise.
23823 (vn_reference_insert): Likewise.
23824 (vn_reference_insert_pieces): Likewise.
23825 (visit_reference_op_call): Simplify.
23826 (visit_reference_op_load): Likewise.
23827 (visit_reference_op_store): Likewise.
23828 (init_scc_vn): Remove shared_lookup_vuses initialization.
23829 (free_scc_vn): Remove shared_lookup_vuses freeing.
23830 (sort_vuses, sort_vuses_heap): Remove.
23831 (get_ref_from_reference_ops): Export.
23832 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23833 vector with single vuse pointer.
23834 (vn_reference_lookup_pieces, vn_reference_lookup,
23835 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23836 (shared_vuses_from_stmt): Remove.
23837 (get_ref_from_reference_ops): Declare.
23838 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23839 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23840 memory-tag related code.
23841 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23842 (likely_value): Add comment, skip static-chain of call statements.
23843 (surely_varying_stmt_p): Adjust.
23844 (gimplify_and_update_call_from_tree): Likewise.
23845 (execute_fold_all_builtins): Do not rebuild alias info.
23846 (gimplify_and_update_call_from_tree): Properly update VOPs.
23847 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23848 (copy_ref_info): Remove memory-tag related code.
23849 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23850 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23851 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23853 * tree-ssa-dom.c (gimple_p): Remove typedef.
23854 (eliminate_redundant_computations): Adjust.
23855 (record_equivalences_from_stmt): Likewise.
23856 (avail_expr_hash): Likewise.
23857 (avail_expr_eq): Likewise.
23858 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23859 (stmt_makes_single_load): Likewise.
23860 (stmt_makes_single_store): Likewise.
23861 * tree-ssa-alias.c: Rewrite completely.
23862 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23863 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23864 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23865 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23866 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23867 Remove public functions.
23868 (pass_reset_cc_flags): Remove.
23869 (pass_build_alias): Move ...
23870 * tree-ssa-structalias.c (pass_build_alias): ... here.
23871 * tree-ssa-alias.c (may_be_aliased): Move ...
23872 * tree-flow-inline.h (may_be_aliased): ... here.
23873 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23874 count_uses_and_derefs): Move ...
23875 * gimple.c: ... here.
23876 * gimple.h (count_uses_and_derefs): Declare.
23877 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23878 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23879 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23880 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23881 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23882 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23883 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23885 * tree-dfa.c (refs_may_alias_p): Move ...
23886 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23887 * tree-ssa-alias.h: New file.
23888 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23889 (statement_sink_location): Likewise.
23890 * opts.c (decode_options): Do not adjust max-aliased-vops or
23891 avg-aliased-vops values.
23892 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23893 (TV_CALL_CLOBBER): Likewise.
23894 (TV_FLOW_SENSITIVE): Likewise.
23895 (TV_FLOW_INSENSITIVE): Likewise.
23896 (TV_MEMORY_PARTITIONING): Likewise.
23897 (TV_ALIAS_STMT_WALK): New timevar.
23898 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23899 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23900 (get_address_description): Remove memory-tag related code.
23901 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23902 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23903 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23904 and immediate uses in statements. Document.
23905 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23906 (dump_symbols): Remove.
23907 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23908 * alias.c (get_deref_alias_set): New function split out from ...
23909 (get_alias_set): ... here.
23910 * alias.h (get_deref_alias_set): Declare.
23911 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23912 type parameter. Remove restrict pointer handling. Create a
23913 ref-all pointer in case type-based alias sets do not conflict.
23914 (vect_analyze_data_refs): Remove SMT related code.
23915 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23916 (vectorizable_load): Likewise.
23917 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23918 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23919 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23920 Ignore vops and SMTs.
23921 (dr_analyze_alias): Likewise..
23922 (free_data_ref): Likewise.
23923 (create_data_ref): Likewise.
23924 (analyze_all_data_dependences): Likewise.
23925 (get_references_in_stmt): Adjust.
23926 * tree-flow-inline.h (gimple_aliases_computed_p,
23927 gimple_addressable_vars, gimple_call_clobbered_vars,
23928 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23929 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23930 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23931 gimple_mem_ref_stats): Remove.
23932 (gimple_vop): New function.
23933 (op_iter_next_use): Remove vuses and mayuses cases.
23934 (op_iter_next_def): Remove vdefs case.
23935 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23936 (clear_and_done_ssa_iter): Do not set removed fields.
23937 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23938 Assert we are not iterating over vuses or vdefs if not also
23939 iterating over uses or defs.
23940 (op_iter_init_use): Likewise.
23941 (op_iter_init_def): Likewise.
23942 (op_iter_next_vdef): Remove.
23943 (op_iter_next_mustdef): Likewise.
23944 (op_iter_init_vdef): Likewise.
23945 (compare_ssa_operands_equal): Likewise.
23946 (link_use_stmts_after): Handle vuse operand.
23947 (is_call_used): Use is_call_clobbered.
23948 (is_call_clobbered): Global variables are always call clobbered,
23949 query the call-clobbers bitmap.
23950 (mark_call_clobbered): Ignore global variables.
23951 (clear_call_clobbered): Likewise.
23952 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23953 virtual operands sanity check.
23954 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23956 (TARGET_MEM_REF): Remove TMR_TAG operand.
23957 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23958 Remove call-clobber related code.
23959 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23960 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23961 partitions or escape reason.
23962 (get_single_def_stmt, get_single_def_stmt_from_phi,
23963 get_single_def_stmt_with_phi): Remove.
23964 (dump_referenced_vars): Tidy.
23965 (get_ref_base_and_extent): Allow bare decls.
23966 (collect_dfa_stats): Adjust.
23967 * graphite.c (rename_variables_in_stmt): Adjust.
23968 (graphite_copy_stmts_from_block): Likewise.
23969 (translate_clast): Likewise.
23970 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23972 (translate_vuse_through_block): Use the oracle.
23973 (phi_translate_1): Adjust.
23974 (value_dies_in_block_x): Use the oracle. Cache the outcome
23976 (valid_in_sets): Check if the VUSE for
23977 a REFERENCE is available.
23978 (eliminate): Do not remove stmts during elimination,
23979 instead queue and remove them afterwards.
23980 (do_pre): Do not rebuild alias info.
23981 (pass_pre): Run TODO_rebuild_alias before PRE.
23982 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23983 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23984 (mark_all_v_defs_stmt): Remove.
23985 (mark_all_v_defs_seq): Adjust.
23986 (sra_replace): Likewise.
23987 (scalarize_use): Likewise.
23988 (scalarize_copy): Likewise.
23989 (scalarize_init): Likewise.
23990 (scalarize_ldst): Likewise.
23991 (todoflags): Remove.
23992 (tree_sra): Do not rebuild alias info.
23993 (tree_sra_early): Adjust.
23994 (pass_sra): Run TODO_update_address_taken before SRA.
23995 * tree-predcom.c (set_alias_info): Remove.
23996 (prepare_initializers_chain): Do not call it.
23997 (mark_virtual_ops_for_renaming): Adjust.
23998 (mark_virtual_ops_for_renaming_list): Remove.
23999 (initialize_root_vars): Adjust.
24000 (initialize_root_vars_lm): Likewise.
24001 (prepare_initializers_chain): Likewise.
24002 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
24003 (may_propagate_copy_into_stmt): Likewise.
24004 (merge_alias_info): Do nothing for now.
24005 (propagate_tree_value_into_stmt): Adjust.
24006 (stmt_may_generate_copy): Likewise.
24007 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24008 not mark symbols for renaming.
24009 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24010 with the same statement, make sure to update the new pointed-to one.
24011 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24012 call statements, do not mark symbols for renaming.
24013 (mark_operand_necessary): Dump something.
24014 (ref_may_be_aliased): New function.
24015 (mark_aliased_reaching_defs_necessary_1): New helper function.
24016 (mark_aliased_reaching_defs_necessary): Likewise.
24017 (mark_all_reaching_defs_necessary_1): Likewise.
24018 (mark_all_reaching_defs_necessary): Likewise.
24019 (propagate_necessity): Do not process virtual PHIs. For
24020 non-aliased loads mark all reaching definitions as necessary.
24021 For aliased loads and stores mark the immediate dominating
24022 aliased clobbers as necessary.
24023 (visited): New global static.
24024 (perform_tree_ssa_dce): Free visited bitmap after propagating
24026 (remove_dead_phis): Perform simple dead virtual PHI removal.
24027 (remove_dead_stmt): Properly unlink virtual operands when
24029 (eliminate_unnecessary_stmts): Schedule PHI removal after
24031 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24032 (process_replaceable): Likewise.
24033 (find_replaceable_in_bb): Likewise.
24034 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24035 based on the single gimple vop.
24036 (verify_flow_insensitive_alias_info): Remove.
24037 (verify_flow_sensitive_alias_info): Likewise.
24038 (verify_call_clobbering): Likewise.
24039 (verify_memory_partitions): Likewise.
24040 (verify_alias_info): Likewise.
24041 (verify_ssa): Adjust..
24042 (execute_update_addresses_taken): Export. Update SSA
24043 manually. Optimize only when optimizing. Use a local bitmap.
24044 (pass_update_address_taken): Remove TODO_update_ssa, add
24046 (pass_update_address_taken): Just use TODO_update_address_taken.
24047 (init_tree_ssa): Do not initialize addressable_vars.
24048 (verify_ssa): Verify new VUSE / VDEF properties.
24049 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24050 Do not call verify_alias_info.
24051 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24052 Do not free the loaded and stored syms bitmaps. Reset the escaped
24053 and callused solutions. Do not free addressable_vars.
24054 Remove memory-tag related code.
24055 (warn_uninitialized_var): Aliases are always available.
24056 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24057 * lambda-code.c (can_put_in_inner_loop): Adjust.
24058 (can_put_after_inner_loop): Likewise.
24059 (perfect_nestify): Likewise.
24060 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24061 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24062 (vectorizable_conversion): Do not mark symbols for renaming.
24063 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24064 (expand_call_inline): Unlink the calls virtual operands before
24066 (tree_function_versioning): Do not call update_ssa if we are not
24067 updating clones. Simplify.
24068 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24069 (propagate_with_phi): Likewise..
24070 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24071 clobber code. Assert we are not aliased or global.
24072 * tree-flow.h: Include tree-ssa-alias.h
24073 (enum escape_type): Remove.
24074 (struct mem_sym_stats_d): Likewise.
24075 (struct mem_ref_stats_d): Likewise.
24076 (struct gimple_df): Add vop member. Remove global_var,
24077 call_clobbered_vars, call_used_vars, addressable_vars,
24078 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24079 escaped and callused members.
24080 (struct ptr_info_def): Remove all members, add points-to solution
24082 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24083 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24084 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24085 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24086 (tree-ssa-alias.o): Likewise.
24087 (toplev.o): Add tree-ssa-alias.h
24088 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24089 * gimple.c (gimple_set_bb): Fix off-by-one error.
24090 (is_gimple_reg): Do not handle memory tags.
24091 (gimple_copy): Also copy virtual operands.
24092 Delay updating the statement. Do not reset loaded and stored syms.
24093 (gimple_set_stored_syms): Remove.
24094 (gimple_set_loaded_syms): Likewise.
24095 (gimple_call_copy_skip_args): Copy the virtual operands
24096 and mark the new statement modified.
24097 * tree-ssa-structalias.c (may_alias_p): Remove.
24098 (set_uids_in_ptset): Take the alias set to prune with as
24099 parameter. Fold in the alias test of may_alias_p.
24100 (compute_points_to_sets): Compute whether a ptr is dereferenced
24101 in a local sbitmap.
24102 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24103 other ADDRESSOF constraints on the lhs.
24104 (get_constraint_for_component_ref): Assert that we don't get
24105 ADDRESSOF constraints from the base of the reference.
24106 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24107 (struct variable_info): Remove collapsed_to member.
24108 (get_varinfo_fc): Remove.
24109 (new_var_info): Do not set collapsed_to.
24110 (dump_constraint): Do not follow cycles.
24111 (dump_constraint_graph): Likewise.
24112 (build_pred_graph): Likewise.
24113 (build_succ_graph): Likewise.
24114 (rewrite_constraints): Likewise.
24115 (do_simple_structure_copy): Remove.
24116 (do_rhs_deref_structure_copy): Remove.
24117 (do_lhs_deref_structure_copy): Remove.
24118 (collapse_rest_of_var): Remove.
24119 (do_structure_copy): Re-implement.
24120 (pta_stats): New global variable.
24121 (dump_pta_stats): New function.
24122 (struct constraint_expr): Make offset signed.
24123 (UNKNOWN_OFFSET): Define special value.
24124 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24125 (solution_set_expand): New helper function split out from ...
24126 (do_sd_constraint): ... here.
24127 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24128 (do_ds_constraint): Likewise.
24129 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24130 and CALLUSED = *CALLUSED.
24131 (set_union_with_increment): Make inc argument signed.
24132 (type_safe): Remove.
24133 (get_constraint_for_ptr_offset): Handle unknown and negative
24135 (first_vi_for_offset): Handle offsets before start. Bail
24136 out early for offsets beyond the variable extent.
24137 (first_or_preceding_vi_for_offset): New function.
24138 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24139 Together with ESCAPED = *ESCAPED this properly computes reachability.
24140 (find_what_var_points_to): New function.
24141 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24142 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24143 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24144 pt_solutions_intersect): New functions.
24145 (compute_call_used_vars): Remove.
24146 (compute_may_aliases): New main entry into PTA computation.
24147 * gimple.h (gimple_p): New typedef.
24148 (struct gimple_statement_base): Remove references_memory_p.
24149 (struct gimple_statement_with_memory_ops_base): Remove
24150 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24152 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24153 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24154 gimple_set_references_memory): Remove.
24155 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24156 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24158 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24159 (verify_expr): Allow RESULT_DECL.
24160 (gimple_duplicate_bb): Do not copy virtual operands.
24161 (gimple_duplicate_sese_region): Adjust.
24162 (gimple_duplicate_sese_tail): Likewise.
24163 (mark_virtual_ops_in_region): Remove.
24164 (move_sese_region_to_fn): Do not call it.
24165 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24166 and pass_simple_dse.
24167 (execute_function_todo): Handle TODO_update_address_taken,
24168 call execute_update_addresses_taken for TODO_rebuild_alias.
24169 (execute_todo): Adjust.
24170 (execute_one_pass): Init dump files early.
24171 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24173 (create_general_new_stmt): Clear vops.
24174 * tree-ssa-reassoc.c (get_rank): Adjust.
24175 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24176 symbols for renaming.
24177 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24178 (PARAM_AVG_ALIASED_VOPS): Likewise.
24179 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24180 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24181 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24182 (operand_build_cmp, copy_virtual_operands,
24183 create_ssa_artificial_load_stmt, add_to_addressable_set,
24184 gimple_add_to_addresses_taken): Remove public functions.
24185 (unlink_stmt_vdef): New function.
24187 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24189 * config.gcc (powerpc-*-linux*): Merge variants.
24191 2009-04-02 Chao-ying Fu <fu@mips.com>
24192 James Grosbach <james.grosbach@microchip.com>
24194 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24195 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24197 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24198 keep_interrupts_masked_p, use_debug_exception_return_p.
24199 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24200 keep_interrupts_masked, use_debug_exception_return.
24201 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24202 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24204 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24205 (mips_print_operand): Process COP0 registers to print $0 .. $31
24206 correctly for GAS to process.
24207 (mips_interrupt_extra_call_saved_reg_p): New function.
24208 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24210 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24211 (mips_compute_frame_info): Add supports for interrupt context that
24212 includes doubleword accumulators and COP0 registers.
24213 (mips_for_each_saved_acc): New function.
24214 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24215 mips_for_each_saved_reg.
24216 (mips_save_reg): Save accumulators.
24217 (mips_kernel_reg_p): A new for_each_rtx callback.
24218 (mips_expand_prologue): Support interrupt handlers.
24219 (mips_restore_reg): Restore accumulators.
24220 (mips_expand_epilogue): Support interrupt handlers.
24221 (mips_can_use_return_insn): Return false for interrupt handlers.
24222 (mips_epilogue_uses): New function.
24223 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24224 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24225 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24226 cop0_move): New instructions.
24227 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24228 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24230 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24232 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24233 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24234 interrupt handlers, we use K0 as the temporary register.
24235 (EPILOGUE_USES): Change to a function call.
24236 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24237 handlers, we use K0 as the temporary register.
24239 * doc/extend.texi (Function Attributes): Document interrupt,
24240 use_shadow_register_set, keep_interrupts_masked,
24241 use_debug_exception_return for MIPS attributes.
24243 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24245 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24246 Remove a number of t-files from tmake_file.
24247 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24248 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24249 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24250 target_prototype, not TARGET_PROTOTYPE.
24251 (LINK_OS_GNU_SPEC): Define.
24252 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24253 and darwin-ldoubdle.c.
24255 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24258 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24259 (cpp_options): Ditto.
24260 (default_compilers): Ditto.
24261 (display_help): Ditto.
24262 (process_command): Ditto.
24263 (do_spec_1): Ditto.
24264 (set_input): Use lbasename instead of duplicate code.
24265 (save_temps_prefix): New static for -save-temps=obj.
24266 (save_temps_length): Ditto.
24268 * doc/invoke.texi (-save-temps=obj): Document new variant to
24269 -save-temps switch.
24271 2009-04-02 Jeff Law <law@redhat.com>
24273 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24276 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24278 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24279 * configure: Regenerated.
24281 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24283 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24284 share the argument list.
24286 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24290 2009-02-12 Diego Novillo <dnovillo@google.com>
24292 * varpool.c (debug_varpool): New.
24293 * cgraph.h (debug_varpool): Declare.
24295 2009-04-02 Jan Hubicka <jh@suse.cz>
24297 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24300 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24302 * config/i386/i386.c (ix86_abi): Move initialization to ...
24303 (override_options): Here.
24305 2009-04-02 Christian Bruel <christian.bruel@st.com>
24307 * config/sh/sh.c (sh_dwarf_register_span): New function.
24308 (TARGET_DWARF_REGISTER_SPAN): Define.
24309 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24311 2009-04-02 Ira Rosen <irar@il.ibm.com>
24313 PR tree-optimization/39595
24314 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24315 interleaved loads group is not greater than the SLP group size.
24317 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24319 * builtins.c (is_builtin_name): New.
24320 (called_as_built_in): Use is_builtin_name.
24321 * tree.h (is_builtin_name): New.
24322 * varasm.c (incorporeal_function_p): Use is_builtin_name
24324 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24326 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24328 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24331 * c-decl.c (clone_underlying_type): Move this ...
24332 * c-common.c (set_underlying_type): ... here.
24333 Also, make sure the function properly sets TYPE_STUB_DECL() on
24334 the newly created typedef variant type.
24335 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24336 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24339 2009-04-02 Richard Guenther <rguenther@suse.de>
24341 PR tree-optimization/37221
24342 * tree-flow.h (degenerate_phi_result): Declare.
24343 * tree-ssa-dom.c (degenerate_phi_result): Export.
24344 * tree-scalar-evolution.c (analyze_initial_condition): If
24345 the initial condition is defined by a degenerate PHI node
24346 use the degenerate value.
24348 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24350 PR rtl-optimization/39588
24351 * combine.c (merge_outer_ops): Do not set the constant when this
24353 (simplify_shift_const_1): Do not modify it either in this case.
24355 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24357 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24358 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24360 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24363 * c-lex.c (interpret_float): Default (no suffix) is double.
24365 2009-04-1 Xinliang David Li <davidxl@google.com>
24367 * config/i386/i386.c (legitimate_constant_p): Recognize
24368 all one vector constant.
24370 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24372 * config/vax/vax.c: Add #includes to silence warnings.
24373 Change #include order to silence two warnings.
24375 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24377 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24378 (ASM_SPEC): Pass -k to the assembler for PIC code.
24380 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24382 * config.gcc: Add vax-*-linux* to the switch.
24383 * config/vax/linux.h: New file. (TARGET_VERSION,
24384 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24386 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24388 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24389 Use predicate macros instead of GET_CODE() == foo.
24390 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24391 ashlsi3, rotrsi3, <unnamed>): Likewise.
24393 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24395 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24396 jbbccihi, jbbccisi): Remova trailing whitespace.
24397 * config/vax/constraints.md: Likewise.
24398 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24399 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24400 * config/vax/predicates.md: Likewise.
24401 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24402 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24403 * config/vax/vax.h: Likewise.
24404 * config/vax/vax.md (nonlocal_goto): Likewise.
24406 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24408 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24409 (indirectable_address_p, adjacent_operands_p): Add spaces around
24411 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24413 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24415 * config/vax/vax.c (legitimate_constant_address_p,
24416 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24417 index_term_p, reg_plus_index_p, legitimate_address_p,
24418 vax_mode_dependent_address_p): Update comments to match functions
24419 modified by the recent int->bool conversion.
24421 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24423 * config/vax/builtins.md: Update copyright message.
24424 * config/vax/constraints.md: Likewise.
24425 * config/vax/netbsd-elf.h: Likewise.
24426 * config/vax/predicates.md: Likewise.
24427 * config/vax/vax-protos.h: Likewise.
24428 * config/vax/vax.c: Likewise.
24429 * config/vax/vax.h: Likewise.
24430 * config/vax/vax.md: Likewise.
24431 * config/vax/vax.opt: Likewise.
24433 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24435 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24436 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24437 * config/vax/constraints.md (B, R): Likewise.
24438 * config/vax/predicates.md (external_memory_operand,
24439 nonimmediate_addsub_di_operand): Likewise.
24440 * config/vax/vax.c (vax_output_int_add): Likewise.
24441 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24442 untyped_call): Likewise.
24444 2009-04-01 Matt Thomas <matt@3am-software.com>
24446 * config/vax/predicates.md: New file.
24447 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24448 external_const_operand, nonsymbolic_operand, external_memory_operand,
24449 indirect_memory_operand, indexed_memory_operand,
24450 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24451 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24453 * config/vax/constraints.md: New file.
24454 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24456 * config/vax/builtins.md: New file.
24457 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24458 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24460 * config/vax/vax.opt (mqmath): Add option.
24461 * config/vax/vax.md (isfx): Extend with DI.
24462 (VAXintQH, VAXintQHSD): Define.
24463 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24464 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24465 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24466 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24467 (movdi): Update constraints and use vax_output_int_move().
24468 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24469 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24470 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24471 nonlocal_goto): New.
24472 (mov<mode>): Extend accepted operand types.
24473 (subdi3_old): Rename from subdi3, change update constraints and use
24474 a new implementation.
24475 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24476 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24477 MOVE_RATIO, CLEAR_RATIO): Define.
24478 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24479 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24480 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24481 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24482 (split_quadword_operands): Make static and really allow variable
24484 (print_operand_address): Update for PIC generation.
24485 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24486 indexable_address_p, fixup_mathdi_operand,
24487 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24488 (vax_float_literal, legitimate_constant_p,
24489 indirectable_constant_address_p, index_term_p,
24490 reg_plus_index_p): Return bool instead of int.
24491 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24493 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24495 (vax_output_conditional_branch): Indent.
24496 (legitimate_constant_address_p, indirectable_constant_address_p,
24497 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24498 vax_mode_dependent_address_p): Return bool instead of int, update for
24500 * config/vax/vax-protos.h (legitimate_constant_address_p,
24501 legitimate_constant_p, legitimate_address_p,
24502 vax_mode_dependent_address_p): Change declaration to bool.
24503 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24504 vax_expand_addsub_di_operands, vax_output_int_subtract,
24505 vax_output_movmemsi): Declare.
24506 (split_quadword_operands, vax_float_literal): Delete declaration.
24507 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24508 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24509 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24510 ASM_OUTPUT_DWARF_PCREL): Define.
24511 (ASM_SPEC): Change definition to allow PIC generation.
24513 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24515 * doc/sourcebuild.texi: Update front-end requirements.
24517 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24520 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24521 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24522 (booldi3_internal3): Use boolean_or_operator instead of
24525 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24528 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24529 declarator whose size is not an integer constant expression but
24530 folds to an integer constant, then treat it as a constant
24533 2009-04-01 Richard Guenther <rguenther@suse.de>
24535 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24536 i * 4 + 2 to (i * 2 + 1) * 2.
24538 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24541 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24542 return if c_parser_asm_string_literal returned NULL.
24544 2009-04-01 Nick Clifton <nickc@redhat.com>
24546 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24548 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24549 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24550 other typedefs to avoid conflicts with libgcc2.c. Define labels
24551 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24553 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24554 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24557 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24559 * varasm.c (default_function_rodata_section): Declare DOT as
24562 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24563 Andrey Galkin <agalkin@hypercom.com>
24566 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24567 Make object_name unique for each process.
24569 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24572 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24573 addressable variables in the parallel that could go out of scope while
24574 running queued tasks.
24576 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24578 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24579 (CASE_VALUES_THRESHOLD): Redefine.
24580 * config/avr/avr.c (avr_override_options): Remove initialization of
24581 avr_case_values_threshold variable.
24582 (avr_case_values_threshold): Remove variable. Add new function.
24583 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24584 * config/avr/avr.opt (mno-tablejump): Remove option.
24585 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24587 2009-04-01 DJ Delorie <dj@redhat.com>
24589 * varasm.c (default_function_rodata_section): Don't assume
24590 anything about where the first '.' in the section name is.
24592 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24594 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24595 rs6000_emit_stack_tie.
24597 2009-03-31 Ian Lance Taylor <iant@google.com>
24599 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24600 gimple_code with GIMPLE_RESX, not RESX.
24602 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24604 * c-common.c (c_get_ident): New.
24605 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24607 2009-04-01 Ben Elliston <bje@au.ibm.com>
24609 * config/rs6000/sysv4.opt (msdata): Improve option description.
24611 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24613 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24614 (divdf3_internal_lat): Remove.
24615 (divxf3_internal_lat): Remove.
24616 (divxf3_internal_thr): Remove.
24617 (divxf): Use divxf3_internal.
24618 * config/ia64/div.md (divsf3_internal_lat): New.
24619 (divdf3_internal_lat): New.
24620 (divxf3_internal): New.
24622 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24625 * Makefile.in (USE_GCC_STDINT): Define.
24626 (stmp-int-hdrs): Install stdint.h if applicable.
24627 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24629 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24630 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24631 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24632 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24633 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24634 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24635 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24636 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24637 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24638 (c_common_nodes_and_builtins): Initialize
24639 underlying_wchar_type_node. Do not initialize
24640 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24641 nodes for new types.
24642 (c_stddef_cpp_builtins): Define macros for new types.
24643 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24645 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24646 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24647 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24648 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24649 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24650 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24651 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24652 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24653 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24654 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24655 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24656 int16_type_node, int32_type_node, int64_type_node,
24657 uint8_type_node, uint16_type_node, c_uint32_type_node,
24658 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24659 int_least32_type_node, int_least64_type_node,
24660 uint_least8_type_node, uint_least16_type_node,
24661 uint_least32_type_node, uint_least64_type_node,
24662 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24663 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24664 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24665 uintptr_type_node): Define.
24666 * c-cppbuiltin.c (builtin_define_constants,
24667 builtin_define_type_minmax): New.
24668 (builtin_define_stdint_macros): Define more macros.
24669 (c_cpp_builtins): Define more limit macros.
24670 (type_suffix): New.
24671 (builtin_define_type_max): Define in terms of
24672 builtin_define_type_minmax. Remove is_long parameter. All
24674 * config.gcc (use_gcc_stdint): Define.
24675 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24676 Add newlib-stdint.h for generic targets.
24677 * config/glibc-stdint.h, config/newlib-stdint.h,
24678 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24679 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24680 * config/score/score.h (UINTPTR_TYPE): Define.
24681 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24682 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24683 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24684 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24685 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24686 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24687 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24688 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24689 * config/spu/spu.h (STDINT_LONG32): Define.
24690 * configure.ac (use_gcc_stdint): Substitute.
24691 * configure: Regenerate.
24692 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24693 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24694 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24695 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24696 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24697 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24698 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24699 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24700 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24701 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24702 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24703 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24704 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24705 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24706 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24707 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24708 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24709 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24710 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24711 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24712 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24713 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24714 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24715 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24716 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24717 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24718 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24719 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24720 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24722 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24724 * loop-iv.c (suitable_set_for_replacement): Renamed from
24725 simplify_using_assignment; changed to return bool and to accept new
24726 args DEST and SRC. Return true iff we find a source/destination pair
24727 that can be used to make a replacement, and fill SRC and DEST if so.
24728 Remove arg ALTERED. Don't deal with altered regs here. All callers
24730 (simplify_using_initial_values): Deal with altered regs here and track
24731 more precisely the effect they have on the validity of our expression.
24733 * loop-iv.c (simplify_using_condition): A condition of the form
24734 (EQ REG CONST) can be used to simply make a substitution.
24735 (simplify_using_initial_values): Keep track of conditions we have seen
24736 and keep using them to simplify new expressions, while applying the
24737 same substitutions to them as to the expression.
24739 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24740 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24743 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24744 changed. Use this when trying to improve the upper bound.
24745 Generate the comparison by using simplify_gen_relational.
24747 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24749 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24751 (simplify_using_assignment, simplify_using_initial_values): Call
24752 replace_in_expr to make replacements. Call replace_single_def_regs
24753 once on the initial version of the expression.
24755 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24758 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24760 2009-03-31 Richard Guenther <rguenther@suse.de>
24762 PR middle-end/31029
24763 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24764 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24766 2009-03-31 Richard Guenther <rguenther@suse.de>
24768 * tree.h (div_if_zero_remainder): Declare.
24769 * fold-const.c (div_if_zero_remainder): Export.
24770 * tree-ssa-forwprop.c
24771 (forward_propagate_addr_into_variable_array_index): Handle
24772 constant array index addition outside of the variable index.
24774 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24777 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24778 define_splits, floatunssi<mode>2): Require x87 conversions from
24779 DImode to be permitted.
24781 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24783 PR preprocessor/15638
24784 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24786 2009-03-31 Richard Guenther <rguenther@suse.de>
24788 PR middle-end/23401
24789 PR middle-end/27810
24790 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24791 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24792 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24793 a separate statement.
24794 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24795 (lookup_tmp_var): Likewise.
24796 (is_gimple_formal_tmp_or_call_rhs): Remove.
24797 (is_gimple_reg_or_call_rhs): Rename to ...
24798 (is_gimple_reg_rhs_or_call): ... this.
24799 (is_gimple_mem_or_call_rhs): Rename to ...
24800 (is_gimple_mem_rhs_or_call): ... this.
24801 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24802 DECL_GIMPLE_REG_P only if is_formal is true.
24803 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24804 for non-proper post-modify expression gimplification.
24805 (gimplify_self_mod_expr): For post-modify expressions gimplify
24806 the lvalue to a minimal lvalue.
24807 (rhs_predicate_for): Remove formal temp case.
24808 (gimplify_modify_expr_rhs): Likewise.
24809 (gimplify_addr_expr): Use is_gimple_reg.
24810 (gimplify_expr): Remove formal temp cases.
24811 (gimple_regimplify_operands): Likewise.
24812 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24813 and FILTER_EXPR like constants.
24814 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24816 (is_gimple_formal_tmp_rhs): Remove.
24817 (is_gimple_reg_rhs): Remove special casing.
24818 (is_gimple_mem_rhs): Fix.
24819 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24820 (is_gimple_formal_tmp_var): Remove.
24821 (is_gimple_formal_tmp_reg): Likewise.
24822 (is_gimple_min_lval): Allow invariant component ref parts.
24823 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24824 is_gimple_formal_tmp_reg): Remove declarations.
24825 * tree-cfg.c (verify_expr): Verify that variables with address
24826 taken do not have DECL_GIMPLE_REG_P set.
24827 * tree-mudflap.c (mf_build_check_statement_for): Use
24828 force_gimple_operand instead of gimplify_expr.
24830 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24832 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24833 schedulable rows to compute_split_row.
24835 2009-03-31 Ben Elliston <bje@au.ibm.com>
24838 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24841 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24843 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24844 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24845 * configure: Regenerate.
24846 * config.in: Regenerate.
24847 * config/rs6000/rs6000.opt (mtls-markers): Add.
24848 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24849 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24850 (tls_ld_aix, tls_ld_sysv): Likewise.
24851 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24852 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24854 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24856 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24858 2009-03-30 Jan Hubicka <jh@suse.cz>
24860 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24862 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24863 detection and label handling.
24865 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24867 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24868 left_conflicts_size.
24869 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24870 ALLOCNO_LEFT_CONFLICTS_SIZE.
24872 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24873 remove_allocno_from_bucket_and_push,
24874 allocno_spill_priority_compare, push_allocnos_to_stack,
24875 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24876 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24877 (setup_allocno_left_conflicts_num): Ditto. Rename to
24878 setup_allocno_left_conflicts_size.
24879 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24880 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24881 setup_allocno_left_conflicts_size instead of
24882 setup_allocno_left_conflicts_num.
24884 * ira-build.c (ira_create_allocno): Use
24885 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24886 ALLOCNO_LEFT_CONFLICTS_NUM.
24888 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24890 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24891 instead of DF_LR_OUT.
24893 * ira-lives.c (process_bb_node_lives): Ditto.
24895 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24896 instead of DF_LR_{OUT,IN}.
24898 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24900 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24902 2009-03-30 Jan Hubicka <jh@suse.cz>
24904 * except.c (label_to_region_map): Fix thinko.
24906 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24908 PR middle-end/38237
24909 * tree.h (tree_find_value): New declaration.
24910 * tree.c (tree_find_value): New function.
24911 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24913 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24916 * c-decl.c (struct c_binding): Add locus field.
24917 (bind): Add locus argument, set locus field from it.
24918 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24919 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24920 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24921 implicitly_declare, undeclared_variable, lookup_label,
24922 declare_label, c_make_fname_decl, c_builtin_function,
24923 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24926 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24929 * config/i386/i386.c (classify_argument): Check total size of
24932 2009-03-30 Martin Jambor <mjambor@suse.cz>
24934 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24935 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24936 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24939 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24940 seen_variable_array_ref while also traversing a union.
24942 * tree-inline.c (optimize_inline_calls): Do not call
24943 cgraph_node_remove_callees.
24944 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24945 (pass_remove_cgraph_callee_edges): New variable.
24946 * passes.c (init_optimization_passes): Add
24947 pass_remove_cgraph_callee_edges after early inlining and before all
24948 late intraprocedural passes.
24950 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24952 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24954 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24955 Fix typos in names.
24957 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24959 * combine.c (simplify_comparison): Use have_insn_for.
24960 * dojump.c (do_jump): Likewise.
24962 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24964 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24965 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24966 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24967 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24968 instead of sparc_compare_emitted.
24969 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24970 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24971 instead of sparc_compare_emitted.
24973 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24975 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24976 enter/exit cfglayout mode.
24977 (pass_partition_block): Require it.
24978 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24979 (combine_instructions): Track basic blocks instead of labels.
24980 (update_cfg_for_uncondjump): New.
24981 (try_combine): Use it. Update jumps after rescanning.
24982 (pass_combine): Require PROP_cfglayout.
24983 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24985 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24987 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24988 Provide/destroy PROP_cfglayout respectively.
24989 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24990 * tree-pass.h (PROP_cfglayout): New.
24992 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24994 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24995 fold_convert_const_fixed_from_fixed,
24996 fold_convert_const_fixed_from_int,
24997 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24998 set TREE_CONSTANT_OVERFLOW.
24999 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
25000 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
25002 2009-03-30 Ira Rosen <irar@il.ibm.com>
25004 * tree-vect-loop-manip.c: New file.
25005 * tree-vectorizer.c: Update documentation and included files.
25006 (vect_loop_location): Make extern.
25007 (rename_use_op): Move to tree-vect-loop-manip.c
25008 (rename_variables_in_bb, rename_variables_in_loop,
25009 slpeel_update_phis_for_duplicate_loop,
25010 slpeel_update_phi_nodes_for_guard1,
25011 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25012 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25013 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25014 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25015 find_loop_location): Likewise.
25016 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25017 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25018 get_vectype_for_scalar_type, vect_is_simple_use,
25019 supportable_widening_operation, supportable_narrowing_operation):
25021 (bb_in_loop_p): Move to tree-vect-loop.c.
25022 (new_loop_vec_info, destroy_loop_vec_info,
25023 reduction_code_for_scalar_code, report_vect_op,
25024 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25025 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25026 (vect_supportable_dr_alignment): Likewise.
25027 * tree-vectorizer.h (tree-data-ref.h): Include.
25028 (vect_loop_location): Declare.
25029 Reorganize function declarations according to the new file structure.
25030 * tree-vect-loop.c: New file.
25031 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25032 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25033 * tree-vect-data-refs.c: New file.
25034 * tree-vect-patterns.c (timevar.h): Don't include.
25035 * tree-vect-stmts.c: New file.
25036 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25037 tree-vect-slp.c, tree-vect-loop.c.
25038 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25039 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25040 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25041 (tree-vect-analyze.o): Remove.
25042 (tree-vect-transform.o): Likewise.
25043 (tree-vect-data-refs.o): Add rule.
25044 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25045 tree-vect-slp.o): Likewise.
25046 (tree-vect-patterns.o): Remove redundant dependencies.
25047 (tree-vectorizer.o): Likewise.
25048 * tree-vect-slp.c: New file.
25050 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25052 * optc-gen.awk: Warn if an option flag has multiple different
25055 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25057 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25058 -floop-block): Document dependences on PPL, CLooG and Graphite.
25060 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25062 PR rtl-optimization/323
25063 * c-common.c (c_fully_fold, convert_and_check,
25064 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25065 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25066 * c-common.def (EXCESS_PRECISION_EXPR): New.
25067 * c-cppbuiltin.c (builtin_define_float_constants): Define
25068 constants with enough digits for long double.
25069 * c-lex.c (interpret_float): Interpret constant with excess
25070 precision where appropriate.
25071 * c-opts.c (c_common_post_options): Set
25072 flag_excess_precision_cmdline. Give an error for
25073 -fexcess-precision=standard for C++ for processors where the
25074 option is significant.
25075 * c-parser.c (c_parser_conditional_expression): Handle excess
25076 precision in condition.
25077 * c-typeck.c (convert_arguments): Handle arguments with excess
25079 (build_unary_op): Move excess precision outside operation.
25080 (build_conditional_expr): Likewise.
25081 (build_compound_expr): Likewise.
25082 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25083 (build_modify_expr): Handle excess precision in RHS.
25084 (convert_for_assignment): Handle excess precision in converted
25086 (digest_init, output_init_element, process_init_element): Handle
25087 excess precision in initializer.
25088 (c_finish_return): Handle excess precision in return value.
25089 (build_binary_op): Handle excess precision in operands and add
25090 excess precision as needed for operation.
25091 * common.opt (-fexcess-precision=): New option.
25092 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25093 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25094 For standard excess precision, output explicit conversion to and
25095 truncation from XFmode.
25096 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25097 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25098 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25099 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25100 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25101 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25102 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25103 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25104 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25105 define_splits, sqrt<mode>2): Disable where appropriate for
25106 standard excess precision.
25107 * convert.c (convert_to_real): Do not shorten arithmetic to type
25108 for which excess precision would be used.
25109 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25110 * doc/invoke.texi (-fexcess-precision=): Document option.
25111 (-mfpmath=): Correct index entry.
25112 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25113 flag_excess_precision): New.
25114 * langhooks.c (lhd_post_options): Set
25115 flag_excess_precision_cmdline.
25116 * opts.c (common_handle_option): Handle -fexcess-precision=.
25117 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25118 init_excess_precision): New.
25119 (lang_dependent_init_target): Call init_excess_precision.
25120 * tree.c (excess_precision_type): New.
25121 * tree.h (excess_precision_type): Declare.
25123 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25126 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25127 non-lvalue to component.
25129 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25131 PR preprocessor/34695
25132 * Makefile.in (c-opts.o): Depend on c-tree.h.
25133 * c-common.c: Move down include of diagnostic.h.
25134 (done_lexing, c_cpp_error): New.
25135 * c-common.h (done_lexing): Declare.
25136 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25138 * c-opts.c: Include c-tree.h.
25139 (c_common_init_options): Set preprocessor error callback.
25140 (c_common_handle_option): Do not set preprocessor
25141 inhibit_warnings, warnings_are_errors, warn_system_headers,
25142 pedantic_errors or inhibit_warnings flags.
25143 (c_common_post_options): Do not check cpp_errors (parse_in).
25144 (c_common_finish): Do not output dependencies if there were
25145 errors. Do not check return value of cpp_finish.
25146 * c-ppoutput.c (pp_file_change): Set input_location.
25147 * c-tree.h (c_cpp_error): Declare.
25148 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25150 (diagnostic_build_prefix): Check override_column.
25151 * diagnostic.h (diagnostic_info): Add override_column field.
25152 (diagnostic_override_column): Define.
25154 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25156 * c-common.c (c_expand_expr, c_staticp): Remove.
25157 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25158 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25159 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25160 * c-gimplify.c (gimplify_compound_literal_expr,
25161 optimize_compound_literals_in_ctor): Remove.
25162 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25163 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25164 * c-semantics.c (emit_local_var): Remove.
25166 * langhooks-def.h (lhd_expand_expr): Remove.
25167 * langhooks.c (lhd_expand_expr): Remove.
25168 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25170 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25171 handling from c-semantics.c; don't call into langhook.
25172 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25173 * gimplify.c (gimplify_compound_literal_expr,
25174 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25175 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25176 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25177 as was done in c-gimplify.c.
25178 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25179 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25180 Move from c-common.h.
25181 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25183 * tree.c (staticp): Do not call langhook.
25184 * langhooks.c (lhd_staticp): Delete.
25185 * langhooks-def.h (lhd_staticp): Delete prototype.
25186 (LANG_HOOKS_STATICP): Delete.
25187 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25189 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25190 instead of DECL_STMTs.
25192 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25200 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25202 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25203 contained expression.
25204 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25205 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25206 conditional expressions for C.
25207 (decl_constant_value_for_optimization): Move from
25208 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25209 whether optimizing and that the expression is a VAR_DECL not of
25210 array type instead of doing such checks in the caller. Do not
25211 check pedantic. Call gcc_unreachable for C++.
25212 * c-common.def (C_MAYBE_CONST_EXPR): New.
25213 * c-common.h (c_fully_fold, c_save_expr,
25214 decl_constant_value_for_optimization): New prototypes.
25215 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25216 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25217 EXPR_INT_CONST_OPERANDS): Define.
25218 * c-convert.c (convert): Strip nops from expression.
25219 * c-decl.c (groktypename): Take extra parameters expr and
25220 expr_const_operands. Update call to grokdeclarator.
25221 (start_decl): Update call to grokdeclarator. Add statement for
25222 expressions used in type of decl.
25223 (grokparm): Update call to grokdeclarator.
25224 (push_parm_decl): Update call to grokdeclarator.
25225 (build_compound_literal): Add parameter non_const and build a
25226 C_MAYBE_COSNT_EXPR if applicable.
25227 (grokdeclarator): Take extra parameters expr and
25228 expr_const_operands. Track expressions used in declaration
25229 specifiers and declarators. Fold array sizes and track whether
25230 they are constant expressions and whether they are integer
25231 constant expressions.
25232 (parser_xref_tag): Set expr and expr_const_operands fields in
25234 (grokfield): Update call to grokdeclarator.
25235 (start_function): Update call to grokdeclarator.
25236 (build_null_declspecs): Set expr and expr_const_operands fields in
25238 (declspecs_add_type): Handle expressions in typeof specifiers.
25239 * c-parser.c (c_parser_declspecs): Set expr and
25240 expr_const_operands fields for declaration specifiers.
25241 (c_parser_enum_specifier): Likewise.
25242 (c_parser_struct_or_union_specifier): Likewise.
25243 (c_parser_typeof_specifier): Likewise. Update call to
25244 groktypename. Fold expression as needed. Return expressions with
25245 type instead of adding statements.
25246 (c_parser_attributes): Update calls to c_parser_expr_list.
25247 (c_parser_statement_after_labels): Fold expression before passing
25248 to objc_build_throw_stmt.
25249 (c_parser_condition): Fold expression.
25250 (c_parser_asm_operands): Fold expression.
25251 (c_parser_conditional_expression): Use c_save_expr. Update call
25252 to build_conditional_expr.
25253 (c_parser_alignof_expression): Update call to groktypename.
25254 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25255 original_code. Fold expression argument of va_arg. Create
25256 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25257 argument to va_arg. Update calls to groktypename. Fold array
25258 index for offsetof. Verify that first argument to
25259 __builtin_choose_expr has integer type.
25260 (c_parser_postfix_expression_after_paren_type): Update calls to
25261 groktypename and build_compound_literal. Handle expressions with
25262 side effects in type name.
25263 (c_parser_postfix_expression_after_primary): Update call to
25264 c_parser_expr_list. Set original_code for calls to
25265 __builtin_constant_p.
25266 (c_parser_expr_list): Take extra parameter fold_p. Fold
25267 expressions if requested.
25268 (c_parser_objc_type_name): Update call to groktypename.
25269 (c_parser_objc_synchronized_statement): Fold expression.
25270 (c_parser_objc_receiver): Fold expression.
25271 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25272 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25273 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25274 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25275 (struct c_typespec): Add elements expr and expr_const_operands.
25276 (struct c_declspecs): Add elements expr and expr_const_operands.
25277 (groktypename, build_conditional_expr, build_compound_literal):
25279 (in_late_binary_op): Declare.
25280 * c-typeck.c (note_integer_operands): New function.
25281 (in_late_binary_op): New variable.
25282 (decl_constant_value_for_broken_optimization): Move to c-common.c
25283 and rename to decl_constant_value_for_optimization.
25284 (default_function_array_conversion): Do not strip nops.
25285 (default_conversion): Do not call
25286 decl_constant_value_for_broken_optimization.
25287 (build_array_ref): Do not fold result.
25288 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25289 result when operand is a VLA.
25290 (c_expr_sizeof_type): Update call to groktypename. Handle
25291 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25292 result when operand names a VLA type.
25293 (build_function_call): Update call to build_compound_literal.
25294 Only fold result for calls to __builtin_* functions. Strip
25295 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25296 the function designator.
25297 (convert_arguments): Fold arguments. Update call to
25298 convert_for_assignment.
25299 (build_unary_op): Handle increment and decrement of
25300 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25301 decrement earlier. Fold operand of increment and decrement.
25302 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25303 built for integer operand. Wrap returns that are INTEGER_CSTs
25304 without being integer constant expressions or that have integer
25305 constant operands without being INTEGER_CSTs.
25306 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25307 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25308 result is an integer constant expression or can be used in
25309 unevaluated parts of one and avoid folding and wrap as
25310 appropriate. Fold operands before possibly doing -Wsign-compare
25312 (build_compound_expr): Wrap result for C99 if operands can be used
25313 in integer constant expressions.
25314 (build_c_cast): Update call to digest_init. Do not ignore
25315 overflow from casting floating-point constants to integers. Wrap
25316 results that could be confused with integer constant expressions,
25317 null pointer constants or floating-point constants.
25318 (c_cast_expr): Update call to groktypename. Handle expressions
25319 included in type name.
25320 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25321 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25322 Update calls to convert_for_assignment.
25323 (convert_for_assignment): Take new parameter
25324 null_pointer_constant. Do not strip nops or call
25325 decl_constant_value_for_broken_optimization. Set
25326 in_late_binary_op for conversions to boolean.
25327 (store_init_value): Update call to digest_init.
25328 (digest_init): Take new parameter null_pointer_constant. Do not
25329 call decl_constant_value_for_broken_optimization. pedwarn for
25330 initializers not constant expressions. Update calls to
25331 convert_for_assignment.
25332 (constructor_nonconst): New.
25333 (struct constructor_stack): Add nonconst element.
25334 (really_start_incremental_init, push_init_level, pop_init_level):
25335 Handle constructor_nonconst and nonconst element.
25336 (set_init_index): Call constant_expression_warning for array
25338 (output_init_element): Fold value. Set constructor_nonconst as
25339 applicable. pedwarn for initializers not constant expressions.
25340 Update call to digest_init. Call constant_expression_warning
25341 where constant initializers are required.
25342 (process_init_element): Use c_save_expr.
25343 (c_finish_goto_ptr): Fold expression.
25344 (c_finish_return): Fold return value. Update call to
25345 convert_for_assignment.
25346 (c_start_case): Fold switch expression.
25347 (c_process_expr_stmt): Fold expression.
25348 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25349 ensure statement expression is not evaluated in constant expression.
25350 (build_binary_op): Track whether results are integer constant
25351 expressions or may occur in such, disable folding and wrap results
25352 as applicable. Fold operands for -Wsign-compare warnings unless
25354 (c_objc_common_truthvalue_conversion): Handle results folded to
25355 integer constants that are not integer constant expressions.
25356 * doc/extend.texi: Document when typeof operands are evaluated,
25357 that condition of __builtin_choose_expr is an integer constant
25358 expression, and more about use of __builtin_constant_p in
25361 2009-03-29 Richard Guenther <rguenther@suse.de>
25363 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25364 propagate addresses of array references.
25366 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25368 * regmove.c (perhaps_ends_bb_p): Remove.
25369 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25370 from INSN and check that the main loop stays within that basic block.
25371 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25372 (regmove_forward_pass): Split out from regmove_optimize. Use
25373 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25374 (regmove_backward_pass): Split out from regmove_optimize. Use
25375 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25376 (regmove_optimize): Simplify.
25378 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25381 * config/i386/i386.c (classify_argument): Ignore flexible array
25382 member in struct and warn ABI change.
25384 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25386 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25388 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25389 (ix86_adjust_cost): Updated.
25391 2009-03-29 Jan Hubicka <jh@suse.cz>
25393 PR middle-end/28850
25394 * tree-pass.h (pass_cleanup_eh): New function.
25395 (remove_unreachable_regions): Break code handling RTL
25396 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25397 that can not be reached by runtime.
25398 (can_be_reached_by_runtime): New function.
25399 (label_to_region_map): New function.
25400 (num_eh_regions): New function.
25401 (rtl_remove_unreachable_regions): New function.
25402 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25403 (remove_eh_region): New function.
25404 * except.h: Include sbitmap and vecprim.
25405 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25406 num_eh_regions): Declare.
25407 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25408 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25409 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25410 (tree_empty_eh_handler_p): New function.
25411 (cleanup_empty_eh): New function.
25412 (cleanup_eh): New function.
25413 (pass_cleanup_eh): New function.
25415 2009-03-29 Jan Hubicka <jh@suse.cz>
25417 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25418 for removed regions.
25420 2009-03-29 Jan Hubicka <jh@suse.cz>
25422 * except.c (dump_eh_tree): Dump all datastructures.
25424 2009-03-29 Jan Hubicka <jh@suse.cz>
25426 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25427 (duplicate_eh_regions_1): Likewise.
25428 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25429 vector; call EH verification.
25430 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25431 Be ready for region being removed.
25433 2009-03-29 Jan Hubicka <jh@suse.cz>
25435 * bitmap.c (bitmap_last_set_bit): New function.
25436 * bitmap.h (bitmap_last_set_bit): Declare.
25438 2009-03-29 David Ayers <ayers@fsfe.org>
25441 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25442 by calling objc_compare_types and surpress warnings about
25443 incompatible C pointers that are compatible ObjC pointers.
25445 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25447 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25448 call initialize_inline_failed.
25449 (initialize_inline_failed): Move it from here ...
25450 * cgraph.c (initialize_inline_failed): ... to here.
25451 (cgraph_create_edge): Call initialize_inline_failed rather than
25452 setting inline_failed directly.
25454 2009-03-29 Ben Elliston <bje@au.ibm.com>
25457 * sysv4.opt (msdata): Improve comment.
25458 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25459 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25461 2009-03-29 Ben Elliston <bje@au.ibm.com>
25464 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25465 load and store attributes.
25467 2009-03-29 Ben Elliston <bje@au.ibm.com>
25469 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25470 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25471 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25472 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25473 __builtin_infq and __builtin_huge_valq.
25475 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25477 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25479 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25480 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25482 2009-03-28 Xinliang David Li <davidxl@google.com>
25484 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25485 (do_dbg_cnt): New function.
25487 2009-03-28 Jan Hubicka <jh@suse.cz>
25489 Merge from pretty-ipa:
25491 2009-03-27 Jan Hubicka <jh@suse.cz>
25493 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25494 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25495 * passes.c (function_called_by_processed_nodes_p): New.
25496 * ipa-pure-const.c (check_call): Fix handling of operands.
25497 (analyze_function): Dump debug output for skipped bodies.
25498 (local_pure_const): Use function_called_by_processed_nodes_p.
25499 * dwarf2out.c (reference_to_unused): Use output.
25500 * passes.c (do_per_function_toporder): Likewise.
25502 2008-11-12 Jan Hubicka <jh@suse.cz>
25504 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25505 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25506 state_set_in_source enum
25507 (check_decl): Ignore memory tags; do not set fake looping flags;
25509 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25510 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25511 (check_call, analyze_function): Rewrite.
25513 (add_new_function): Update call of analyze_function.
25514 (generate_summary): Add call of analyze_function.
25515 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25516 (local_pure_const): New function.
25517 (pass_local_pure_const): New pass.
25518 * ipa-inline.c (inline_transform): Set after_inlining.
25519 * tree-eh.c (stmt_can_throw_external): New.
25520 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25521 work with aliasing built.
25522 * tree-flow.h (stmt_can_throw_external): New.
25523 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25524 and local pure/const pass in early and late optimization queue.
25526 2009-03-28 Martin Jambor <mjambor@suse.cz>
25528 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25530 (fold_binary): Allow function decl aligment consideration is the
25531 second argument is integer constant one.
25532 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25533 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25534 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25536 2009-03-28 Jan Hubicka <jh@suse.cz>
25538 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25539 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25540 * function.h (rtl_data): Add nothrow flag.
25541 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25542 set DECL_NOTHROW for AVAILABLE functions.
25544 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25546 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25547 following vector keyword has expansion starting with pixel or bool
25548 keyword, expand vector to __vector and pixel or bool to __pixel or
25552 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25553 warn_if_disallowed_function_p): Removed.
25554 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25555 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25556 warning_if_disallowed_function_p.
25557 * flags.h (warn_if_disallowed_function_p,
25558 warn_disallowed_functions): Removed.
25559 * common.opt (Wdisallowed-function-list=): Removed.
25560 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25562 2009-03-28 Richard Guenther <rguenther@suse.de>
25564 PR tree-optimization/38723
25565 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25568 2009-03-28 Jan Hubicka <jh@suse.cz>
25570 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25571 test introduced by my previous patch.
25573 2009-03-28 Richard Guenther <rguenther@suse.de>
25575 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25576 the PHIs value undefined.
25578 2009-03-28 Jan Hubicka <jh@suse.cz>
25580 * tree-pass.h (pass_fixup_cfg): New pass.
25581 * ipa-inline.c (inline_transform): Set
25582 always_inline_functions_inlined/after_inlining.
25583 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25584 (pass_fixup_cfg): New pass.
25585 * passes.c (init_optimization_passes): Add fixup_cfg.
25587 2009-03-28 Richard Guenther <rguenther@suse.de>
25589 PR tree-optimization/38458
25590 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25591 argument use the arguments copy-of value.
25593 2009-03-28 Richard Guenther <rguenther@suse.de>
25595 PR tree-optimization/38180
25596 * tree-ssa-ccp.c (get_default_value): Simplify.
25597 (likely_value): Likewise.
25598 (surely_varying_stmt_p): Properly handle VOP case.
25599 (ccp_initialize): Likewise.
25600 (ccp_fold): Handle propagating through *&.
25601 (fold_const_aggregate_ref): Also handle decls.
25603 2009-03-28 Jan Hubicka <jh@suse.cz>
25605 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25606 * cgraph.h (cgraph_node): Likewise.
25607 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25608 (cgraph_reset_node): Use process flag.
25609 (cgraph_mark_functions_to_output): Likewise.
25610 (cgraph_expand_function): Likewise.
25611 (cgraph_expand_all_functions): Likewise.
25612 (cgraph_output_in_order): Likewise.
25613 * dwarf2out.c (reference_to_unused): Likewise.
25614 * passes.c do_per_function_toporder): Likewise.
25616 2009-03-28 Jan Hubicka <jh@suse.cz>
25618 Bring from lto-branch:
25620 2008-09-03 Doug Kwan <dougkwan@google.com>
25622 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25623 enums instead of reason strings.
25624 * cgraph.c (cgraph_create_edge): Same.
25625 (cgraph_inline_failed_string): New function.
25626 * cgraph.h (cgraph_inline_failed_t): New enum type.
25627 (cgraph_inline_failed_string): New prototype.
25628 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25629 char pointer to cgraph_inline_failed_t.
25630 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25631 (cgraph_default_inline_p): Ditto.
25632 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25633 to cgraph_inline_failed_t pointer.
25634 * cif-code.def: New file.
25635 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25637 (cgraph_check_inline_limits): Change type of REASON to pointer to
25638 cgraph_inline_failed_t. Replace reason strings with enums.
25639 (cgraph_default_inline_p): Ditto.
25640 (cgraph_recursive_inlining_p): Ditto.
25641 (update_caller_keys): Change type of FAILED_REASON to
25642 cgraph_inline_failed_t.
25643 (cgraph_set_inline_failed): Change type of REASON to pointer to
25644 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25645 convert enums to strings for text output.
25646 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25647 to be of type cgraph_inline_failed_t. Replace reason strings with
25648 enums. Call cgraph_inline_failed_string to covert enums
25649 to strings for text output.
25650 (cgraph_decide_inlining): Replace reason strings with enums.
25651 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25652 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25654 * tree-inline.c (expand_call_inline): Change type of REASON
25655 to cgraph_inline_failed_t. Replace reason strings with enums.
25656 Call cgraph_inline_failed_string for text output.
25657 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25660 2009-03-28 Jan Hubicka <jh@suse.cz>
25662 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25663 cgraph_clone_node): Remove master clone handling.
25664 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25665 * cgraph.h (master_clone): Remove.
25666 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25667 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25668 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25670 2009-03-28 Jan Hubicka <jh@suse.cz>
25672 * cgraph.c (cgraph_function_body_availability): Functions declared
25673 inline are always safe to assume that it is not going to be replaced.
25675 2009-03-28 Richard Guenther <rguenther@suse.de>
25677 PR tree-optimization/38513
25678 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25679 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25680 EXC_PTR_EXPR and FILTER_EXPR.
25681 (get_ref_from_reference_ops): Likewise.
25683 2009-03-28 Richard Guenther <rguenther@suse.de>
25685 PR tree-optimization/38968
25686 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25687 Use FLOOR_MOD_EXPR to compute misalignment.
25689 2009-03-28 Richard Guenther <rguenther@suse.de>
25691 PR tree-optimization/37795
25692 * tree.h (combine_comparisons): Declare.
25693 * fold-const.c (combine_comparisons): Export.
25694 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25696 (ifcombine_iforif): Use combine_comparisons.
25698 2009-03-28 Jan Hubicka <jh@suse.cz>
25700 * tree-eh.c (inlinable_call_p): New function.
25701 (make_eh_edges): Use it.
25702 (verify_eh_edges): Use it.
25703 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25704 * except.c (reachable_next_level): Add inlinable_function argument
25705 (sjlj_find_directly_reachable_regions): Update.
25706 (add_reachable_handler): Do not set saw_any_handlers.
25707 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25708 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25709 Add new inlinable call parameter.
25710 (can_throw_internal, can_throw_external): Update.
25711 * except.h (can_throw_internal_1, can_throw_external_1,
25712 foreach_reachable_handler): Update declaration.
25714 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25716 * config/arm/t-arm-coff, config/h8300/coff.h,
25717 config/i386/i386-aout.h, config/i386/i386-coff.h,
25718 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25719 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25720 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25721 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25722 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25723 sys-types.h: Remove.
25724 * Makefile.in: Remove protoize and fixproto support and references
25726 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25727 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25729 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25730 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25731 unprotoize$(exeext).
25732 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25733 (.PHONY): Don't depend on proto.
25734 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25735 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25736 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25737 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25738 build/gen-protos.o, build/scan.o, xsys-protos.h,
25739 build/fix-header$(build_exeext), build/fix-header.o,
25740 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25741 stmp-install-fixproto): Remove.
25742 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25743 SYSCALLS.c or fixproto files.
25744 (install-common): Don't install protoize.
25745 (install-headers-tar, install-headers-cpio, install-headers-cp):
25746 Don't depend on $(STMP_FIXPROTO).
25747 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25748 install fixproto files or write out fixproto settings.
25749 (uninstall): Don't uninstall protoize.
25750 * config.gcc (use_fixproto): Remove.
25751 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25752 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25753 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25754 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25755 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25756 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25757 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25758 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25759 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25760 * config/t-vxworks (STMP_FIXPROTO): Remove.
25761 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25762 STMP_FIXPROTO): Remove.
25763 * config.in, configure: Regenerate.
25764 * crtstuff.c (gid_t, uid_t): Don't undefine.
25765 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25766 (arm-*-coff, arm-*-aout: Remove target entries.
25767 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25768 Remove mention of AIX 4.1.
25769 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25770 * doc/invoke.texi (Running Protoize): Remove.
25771 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25772 (Protoize Caveats): Remove.
25773 * tsystem.h: Update comments on headers assumed to exist.
25775 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25777 * genautomata.c: Add a new year to the copyright. Add a new
25779 (struct insn_reserv_decl): Add comments for member bypass_list.
25780 (find_bypass): Remove.
25781 (insert_bypass): New.
25782 (process_decls): Use insert_bypass.
25783 (output_internal_insn_latency_func): Output all bypasses with the
25784 same input insn in one switch case.
25786 * rtl.def (define_bypass): Describe bypass choice.
25787 * doc/md.texi (define_bypass): Ditto.
25789 2009-03-27 Richard Guenther <rguenther@suse.de>
25791 * gimplify.c (mark_addressable): Export.
25792 * tree-flow.h (mark_addressable): Declare.
25793 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25794 * tree-ssa.c (verify_phi_args): Verify that address taken
25795 variables have TREE_ADDRESSABLE set.
25797 2009-03-27 Richard Guenther <rguenther@suse.de>
25799 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25800 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25801 Do not mark decls TREE_ADDRESSABLE.
25802 (build_fold_addr_expr): Adjust.
25803 (fold_addr_expr): Remove.
25804 (fold_unary): Use build_fold_addr_expr.
25805 (fold_comparison): Likewise.
25806 (split_address_to_core_and_offset): Likewise.
25807 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25809 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25810 (gimplify_modify_expr_to_memcpy): Mark source and destination
25812 * omp-low.c (create_omp_child_function): Mark the object decl
25814 (lower_rec_input_clauses): Mark the var we take the address of
25816 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25818 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25820 PR middle-end/39315
25821 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25822 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25824 2009-03-27 Richard Guenther <rguenther@suse.de>
25826 PR tree-optimization/39120
25827 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25829 (handle_lhs_call): Process return constraints. Add escape
25830 constraints if necessary.
25831 (handle_const_call): Fill out return constraints. Make nested
25832 case more precise. Avoid consttmp if possible.
25833 (handle_pure_call): Fill out return constraints. Avoid
25834 callused if possible.
25835 (find_func_aliases): Simplify call handling.
25837 2009-03-27 Richard Guenther <rguenther@suse.de>
25839 PR tree-optimization/39120
25840 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25841 as a representative.
25842 (solve_graph): Do propagate CALLUSED.
25843 (handle_pure_call): Use a scalar constraint from CALLUSED for
25845 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25848 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25851 * c-common.c (handle_aligned_attribute): Properly check alignment
25852 overflow. Use (1U << i) instead of (1 << i).
25854 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25856 * expr.h (get_mem_align_offset): Updated.
25858 * tree.h (tree_decl_common): Change align to "unsigned int" and
25859 move it before pointer_alias_set.
25861 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25862 Jakub Jelinek <jakub@redhat.com>
25865 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25866 gr_register_operand with gr_reg_or_0_operand.
25867 (cmpxchg_rel_di): Likewise.
25868 (sync_lock_test_and_set<mode>): Likewise.
25870 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25872 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25873 (true_regnum): Likewise.
25875 * rtlanal.c (subreg_info): Moved to ...
25876 * rtl.h (subreg_info): Here. New.
25877 (subreg_get_info): New.
25879 * rtlanal.c (subreg_get_info): Make it extern.
25881 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25884 * config/i386/i386.c (ix86_abi): New.
25885 (override_options): Handle -mabi=.
25886 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25887 (ix86_call_abi_override): Likewise.
25888 (init_cumulative_args): Likewise.
25889 (function_arg_advance): Likewise.
25890 (function_arg_64): Likewise.
25891 (function_arg): Likewise.
25892 (ix86_pass_by_reference): Likewise.
25893 (ix86_function_value_regno_p): Likewise.
25894 (ix86_build_builtin_va_list_abi): Likewise.
25895 (setup_incoming_varargs_64): Likewise.
25896 (is_va_list_char_pointer): Likewise.
25897 (ix86_init_machine_status): Likewise.
25898 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25899 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25900 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25901 (ix86_function_abi): Make it static and return enum calling_abi.
25902 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25904 (ix86_fn_abi_va_list): Updated.
25906 * config/i386/i386.h (ix86_abi): New.
25907 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25908 (CONDITIONAL_REGISTER_USAGE): Likewise.
25909 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25910 (machine_function): Likewise.
25912 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25914 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25915 (STACK_BOUNDARY): Likewise.
25916 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25918 * config/i386/i386.opt (mabi=): New.
25920 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25921 return enum calling_abi.
25922 (ix86_function_type_abi): Likewise.
25923 (ix86_function_abi): Removed.
25925 * doc/invoke.texi: Document -mabi= option for x86.
25927 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25929 * builtins.c (real_dconstp): Delete.
25930 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25932 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25933 Jakub Jelinek <jakub@redhat.com>
25936 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25937 (gen_subprogram_die): When a function is explicit, generate the
25938 DW_AT_explicit attribute.
25939 * langhooks.h (struct lang_hooks_for_decls): Add
25940 function_decl_explicit_p langhook.
25941 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25942 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25944 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25946 * builtins.c (fold_builtin_memory_op): Optimize memmove
25947 into memcpy if we can prove source and destination don't overlap.
25949 * tree-inline.c: Include gt-tree-inline.h.
25950 (clone_fn_id_num): New variable.
25951 (clone_function_name): New function.
25952 (tree_function_versioning): Use it.
25953 * Makefile.in (GTFILES): Add tree-inline.c.
25955 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25957 * BASE-VER: Change to 4.5.0.
25959 2009-03-27 Xinliang David Li <davidxl@google.com>
25961 PR tree-optimization/39557
25962 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25964 2009-03-27 Xinliang David Li <davidxl@google.com>
25966 PR tree-optimization/39548
25967 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25970 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25972 * c-common.c (pointer_int_sum): Use %wd on return from
25975 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25977 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25978 on return from tree_low_cst.
25980 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25983 * ginclude/stdarg.h (va_copy): Define also for
25984 __GXX_EXPERIMENTAL_CXX0X__.
25986 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25989 * builtins.h (c_strlen): Do not warn here.
25990 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25991 * c-common.c (pointer_int_sum): Take an explicit location.
25992 Warn about offsets out of bounds.
25993 * c-common.h (pointer_int_sum): Adjust declaration.
25995 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25997 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
26000 2009-03-26 Jakub Jelinek <jakub@redhat.com>
26003 * opts.c (warn_if_disallowed_function_p): Don't assume
26004 get_callee_fndecl must return non-NULL.
26006 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26008 PR rtl-optimization/39522
26009 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26010 when reg_reloaded_valid is set.
26012 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26014 * config/spu/divv2df3.c: New file.
26015 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26016 (DPBIT_FUNCS): Filter out _div_df.
26018 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26020 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26021 a jump insn, count that jump in the distance to the loop start.
26023 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26026 * config/sh/sh.c (calc_live_regs): Fix condition for global
26027 registers except PIC_OFFSET_TABLE_REGNUM.
26029 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26032 * doc/invoke.texi (-mconsole): New.
26034 (-mno-cygwin): New.
26036 (-mnop-fun-dllimport): New.
26040 (sub section "i386 and x86-64 Windows Options"): New.
26042 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26044 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26045 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26047 2009-03-25 Richard Guenther <rguenther@suse.de>
26049 PR middle-end/39497
26050 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26053 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26055 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26056 neither of haifa/selective schedulers are working.
26058 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26060 * doc/invoke.texi (Debugging Options): Fix description of
26061 -fno-merge-debug-strings.
26063 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26065 * config/cris/libgcc.ver: New version-script.
26066 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26068 * configure.ac <GAS features, nop mnemonic>: Add pattern
26069 crisv32-*-* for "nop".
26070 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26071 * configure: Regenerate.
26073 2009-03-24 Ira Rosen <irar@il.ibm.com>
26075 PR tree-optimization/39529
26076 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26077 mark_sym_for_renaming for the tag copied to the new vector
26080 2009-03-24 Arthur Loiret <aloiret@debian.org>
26082 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26083 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26084 EXTRA_SPEC_FUNCTIONS.
26085 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26086 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26087 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26088 -march and -mtune options.
26090 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26092 * config/m68k/t-rtems: Add m5329 multilib.
26094 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26095 Jakub Jelinek <jakub@redhat.com>
26098 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26101 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26104 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26105 instead of c_parser_expression_conv, if original_code isn't one of the
26106 4 allowed comparison codes, fail.
26108 2009-03-23 Richard Guenther <rguenther@suse.de>
26110 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26111 * tree.h (struct tree_type): Likewise.
26112 * reload.h (struct insn_chain): Likewise.
26113 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26114 * function.h (struct function): Likewise.
26115 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26117 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26119 PR tree-optimization/39516
26120 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26122 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26124 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26125 should be set true if BITS_PER_WORD of target is bigger than 32
26127 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26129 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26130 Translate -B-options to -rpath-link. Correct existing
26131 rpath-link and conditionalize on !nostdlib.
26133 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26135 * doc/extend.texi (Function Attributes, Variable Attributes):
26137 * doc/invoke.texi (Debugging Options, Optimize Options)
26138 (i386 and x86-64 Options, MCore Options): Likewise.
26140 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26143 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26144 it for block local namespace aliases.
26145 (gen_decl_die): Pass context_die to gen_namespace_die.
26147 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26150 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26151 minimum or maximum value.
26153 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26155 * reginfo.c (globalize_reg): Recompute derived reg sets.
26157 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26160 * libgcc2.c (mprotect): Do not use signed arguments for
26161 VirtualProtect, use DWORD arguments. Also fix the 'may
26162 be used uninitialized' warning for the np variable.
26164 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26167 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26168 functions using regparm calling conventions when not optimizing.
26169 (ix86_function_sseregparm): Similarly for sseregparm calling
26172 2009-03-19 Li Feng <nemokingdom@gmail.com>
26174 PR middle-end/39500
26175 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26176 dependence if the first conflict is after niter iterations.
26178 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26180 PR middle-end/38609
26181 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26182 functions with dynamic stack-pointer adjustments.
26184 2009-03-19 Ben Elliston <bje@au.ibm.com>
26186 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26187 option; change to -msdata=data.
26189 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26191 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26194 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26197 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26199 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26201 * doc/invoke.texi (Code Gen Options): Expand discussion of
26204 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26206 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26207 * matrix-reorg.c (struct matrix_info): Likewise.
26208 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26209 * rtl.h (struct mem_attrs): Likewise.
26210 * df.h (struct df): Likewise.
26211 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26212 * ira-int.h (struct ira_allocno): Likewise.
26213 * df-scan.c (struct df_collection_rec): Likewise.
26214 * ira.c (struct equivalence): Likewise.
26215 * function.c (struct temp_slot): Likewise.
26216 * cfgloop.h (struct loop): Likewise.
26219 * function.c (use_register_for_decl): When not optimizing, disregard
26220 register keyword for variables with types containing methods.
26222 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26224 PR middle-end/39447
26225 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26226 (is_simple_operand): Call contains_component_ref_p before calling data
26227 reference analysis that would fail on COMPONENT_REFs.
26229 * tree-vrp.c (search_for_addr_array): Fix formatting.
26231 2009-03-18 Richard Guenther <rguenther@suse.de>
26233 * tree-vect-transform.c (vect_loop_versioning): Fold the
26234 generated comparisons.
26235 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26236 (slpeel_tree_peel_loop_to_edge): Likewise.
26238 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26240 PR middle-end/37805
26241 * opts.c (print_specific_help): In addition to `undocumented',
26242 accept `separate' and `joined' flags if passed alone. Describe
26243 output by the first matched one of those.
26244 (common_handle_option): Skip over empty strings.
26245 * gcc.c (display_help): Fix help string for `--help='.
26246 * doc/invoke.texi (Option Summary, Overall Options): With
26247 `--help=', classes and qualifiers can both be repeated, but
26248 only the latter can be negated. One should not pass only
26249 negated qualifiers. Fix markup and examples.
26252 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26253 PR middle-end/37805
26254 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26255 and -fhelp=separate.
26257 2009-03-17 Jing Yu <jingyu@google.com>
26259 PR middle-end/39378
26260 * function.h (struct rtl_data): Move is_thunk from here...
26261 (struct function): ...to here.
26262 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26263 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26265 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26267 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26268 (alpha_output_function_end_prologue): Likewise.
26269 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26270 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26271 (rs6000_output_function_epilogue): Likewise.
26272 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26274 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26277 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26278 from different units in a single alternative.
26279 (*truncdfsf_i387): Ditto.
26280 (*truncxfsf2_mixed): Ditto.
26281 (*truncxfdf2_mixed): Ditto.
26283 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26285 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26286 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26289 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26290 unused non-artificial variables when not optimizing.
26293 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26294 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26295 NAMESPACE_DECL in its DECL_INITIAL.
26297 PR middle-end/39443
26298 * optabs.c (set_user_assembler_libfunc): New function.
26299 * expr.h (set_user_assembler_libfunc): New prototype.
26300 * c-common.c: Include libfuncs.h.
26301 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26302 for memcmp, memset, memcpy, memmove and abort.
26303 * Makefile.in (c-common.o): Depend on libfuncs.h.
26306 * dwarf2out.c (gen_inlined_enumeration_type_die,
26307 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26308 gen_tagged_type_instantiation_die): Removed.
26309 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26312 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26315 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26317 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26318 (check-parallel-%): Ditto.
26319 (check-consistency): Ditto.
26321 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26323 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26324 local variable rhs by NULL_TREE.
26326 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26329 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26331 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26334 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26336 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26339 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26340 for ms->sysv ABI calls only in 64bit mode.
26342 * config/i386/i386.md (untyped_call): Support 32bit.
26344 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26346 * doc/extend.texi: Replace x86_65 with x86_64.
26348 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26350 PR tree-optimization/39455
26351 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26352 mismatches for POINTER_TYPE_P (type).
26353 (number_of_iterations_le): Likewise.
26355 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26357 * config/picochip/picochip.c: Removed profiling support.
26358 * config/picochip/picochip.md: Removed profiling instruction.
26359 * config/picochip/picochip.h: Removed profiling builtin.
26361 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26363 * doc/install.texi (--with-host-libstdcxx): Document.
26365 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26368 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26369 generate a warning if the function name does not begin with
26370 "__vector" and the function has either the 'signal' or 'interrupt'
26371 attribute, from here to ...
26372 (avr_declare_function_name): ...here. New function.
26373 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26374 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26376 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26379 * cse.c (fold_rtx): Don't modify original const_arg1 when
26380 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26381 separate variable instead.
26382 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26383 from out of range shift counts.
26384 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26386 2009-03-13 Catherine Moore <clm@codesourcery.com>
26388 * config/i386/x-mingw32 (host-mingw32.o): Replace
26389 diagnostic.h with $(DIAGNOSTIC_H).
26391 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26394 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26396 * config/i386/sync.md (sync_compare_and_swap<mode>,
26397 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26398 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26400 (sync_double_compare_and_swapdi_pic,
26401 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26402 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26404 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26407 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26409 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26412 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26413 (avx_addsubv4df3): Likewise.
26414 (*avx_addsubv4sf3): Likewise.
26415 (sse3_addsubv4sf3): Likewise.
26417 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26420 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26422 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26425 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26426 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26427 registers for allocnos created from user-defined variables.
26429 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26432 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26433 of non-integer mode as well.
26435 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26437 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26438 for functions for which the parameter types are unknown.
26440 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26443 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26444 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26445 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26446 * config/i386/i386.c (ix86_local_alignment): For
26447 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26448 long long variables on the stack to avoid dynamic realignment.
26449 Allow the first argument to be a decl rather than type.
26450 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26452 2009-03-11 Nick Clifton <nickc@redhat.com>
26455 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26457 Add description to mno-lsim option.
26458 * config/mcore/mcore.h: Remove comment about deprecated m4align
26460 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26461 * doc/invoke.texi: Add description of mno-lsim and
26462 mstack-increment options.
26464 * config/fr30/fr30.opt: Document the -mno-lsim option.
26465 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26466 and -mno-lsim options.
26468 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26470 * fold-const.c (fold_comparison): Only call fold_inf_compare
26471 if the mode supports infinities.
26473 2009-03-11 Jason Merrill <jason@redhat.com>
26476 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26477 end already did. Notice GIMPLE_CALL modifications of the result.
26478 Don't copy debug information from an ignored decl or a decl from
26481 2009-03-10 Richard Guenther <rguenther@suse.de>
26482 Nathan Froyd <froydnj@codesourcery.com>
26484 PR middle-end/37850
26485 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26486 (__divMODE3): Likewise.
26488 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26490 PR tree-optimization/39394
26491 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26492 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26494 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26496 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26497 inline asms for register asm ("") declarations.
26499 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26501 * fold-const.c (fold_unary): Fix comment.
26503 2009-03-07 Jan Hubicka <jh@suse.cz>
26506 * tree-inline.c (setup_one_parameter): Do replacement of const
26507 argument by constant in SSA form.
26509 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26511 PR middle-end/38028
26512 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26513 determine alignment passed to assign_stack_local.
26514 (assign_parms_unsplit_complex): Likewise.
26515 * except.c (sjlj_build_landing_pads): Likewise.
26517 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26519 PR middle-end/39360
26520 * tree-flow.h (add_referenced_var): Return bool instead of void.
26521 * tree-dfa.c (add_referenced_var): Return result of
26522 referenced_var_check_and_insert call.
26523 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26524 of referenced_var_check_and_insert.
26527 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26528 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26529 DIE, don't emit it if abstract origin already has it.
26530 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26531 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26533 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26535 * genpreds.c (needs_variable): Fix parentheses at variable name
26537 (write_tm_constrs_h): Indent generated code.
26539 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26541 * doc/extend.texi (Function Attributes): Add documentation
26542 for isr attributes.
26544 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26547 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26548 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26550 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26552 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26555 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26558 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26559 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26561 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26563 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26564 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26565 constants instead of magic numbers.
26566 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26568 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26569 (x86_64_ms_abi_int_parameter_registers): Ditto.
26570 (x86_64_int_return_registers): Ditto.
26571 (ix86_maybe_switch_abi): Ditto.
26572 (ix86_expand_call): Ditto for clobbered_registers array.
26573 (ix86_hard_regno_mode_ok): Ditto.
26574 (x86_extended_QIreg_mentioned_p): Ditto.
26576 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26578 PR tree-optimization/39349
26579 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26581 * combine.c (gen_lowpart_for_combine): Use omode when generating
26584 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26586 PR rtl-optimization/39235
26587 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26589 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26591 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26593 2009-03-04 Richard Guenther <rguenther@suse.de>
26595 PR tree-optimization/39362
26596 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26597 that occur in abnormal PHIs should be varying.
26599 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26601 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26603 (simple_iv): Take loop as an argument instead of statement.
26604 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26605 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26607 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26609 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26610 * matrix-reorg.c (analyze_transpose): Ditto.
26611 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26612 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26613 * tree-predcom.c (ref_at_iteration): Ditto.
26614 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26616 2009-03-04 Richard Guenther <rguenther@suse.de>
26618 PR tree-optimization/39358
26619 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26620 escaped_id and callused_id.
26621 (solve_graph): Likewise.
26623 2009-03-04 Richard Guenther <rguenther@suse.de>
26625 PR tree-optimization/39339
26626 * tree-sra.c (try_instantiate_multiple_fields): Make it
26627 no longer ICE on the above.
26629 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26631 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26632 that fits within Pmode.
26634 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26636 PR middle-end/10109
26637 * tm.texi (LIBCALL_VALUE): Update description.
26639 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26641 PR middle-end/34443
26642 * doc/extend.texi (section): Update description.
26644 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26646 PR middle-end/39345
26647 * tree-inline.c (remapped_type): New.
26648 (can_be_nonlocal): Call remapped_type instead of remap_type.
26650 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26653 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26654 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26656 2009-03-03 Richard Guenther <rguenther@suse.de>
26658 PR middle-end/39272
26659 * tree.c (tree_nonartificial_location): New function.
26660 * tree.h (tree_nonartificial_location): Declare.
26661 * builtins.c (expand_builtin_memory_chk): Provide location
26662 of the call location for artificial function pieces.
26663 (maybe_emit_chk_warning): Likewise.
26664 (maybe_emit_sprintf_chk_warning): Likewise.
26665 (maybe_emit_free_warning): Likewise.
26666 * expr.c (expand_expr_real_1): Likewise.
26668 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26670 PR tree-optimization/39343
26671 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26672 COMPONENT_REF t has ARRAY_TYPE.
26674 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26676 PR middle-end/39335
26677 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26678 when the type precision of the induction variable should be
26679 larger than the type precision of nit.
26680 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26681 * graphite.c (graphite_loop_normal_form): Same.
26682 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26684 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26686 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26687 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26688 numbers to describe clobbered registers.
26689 (*call_value_0_rex64_ms_sysv): Ditto.
26690 * config/i386/mmx.md (mmx_emms): Ditto.
26691 (mmx_femms): Ditto.
26693 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26695 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26698 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26700 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26701 (spu_section_type_flags): New function.
26703 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26705 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26706 reg_class_contents of FLOAT_REGS into a temporary.
26708 2009-03-02 Richard Guenther <rguenther@suse.de>
26709 Ira Rosen <irar@il.ibm.com>
26711 PR tree-optimization/39318
26712 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26713 information to the vectorized statement.
26715 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26717 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26718 variable. Use defined names instead of magic constants for REX SSE
26721 2009-03-01 Richard Guenther <rguenther@suse.de>
26723 PR tree-optimization/39331
26724 * omp-low.c (lower_send_shared_vars): Do not receive new
26725 values for the reference of DECL_BY_REFERENCE parms or results.
26727 2009-03-01 Jan Hubicka <jh@suse.cz>
26730 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26731 BLOCK_NONLOCALIZED_VAR): New macros.
26732 (tree_block): Add nonlocalized_vars.
26733 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26734 gen_decl_die): Add origin argument. Allow generation of die with
26735 origin at hand only.
26736 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26737 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26739 (gen_block_die): Fix checking for unused blocks.
26740 (process_scope_var): Break out from .... ; work with origins only.
26741 (decls_for_scope) ... here; process nonlocalized list.
26742 (dwarf2out_ignore_block): Look for nonlocalized vars.
26743 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26745 (dump_scope_block): Dump them.
26746 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26747 (remap_block): Likewise.
26748 (can_be_nonlocal): New predicate.
26749 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26751 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26753 * configure: Regenerate.
26755 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26757 * optc-gen.awk: No need to duplicate option flags twice.
26758 Reuse help texts for duplicate options which do not have any.
26760 * gcc.c (display_help): Document --version.
26762 * gcc.c (main): If print_help_list and verbose_flag, ensure
26763 driver output comes before subprocess output.
26765 * optc-gen.awk: Assign all remaining fields to help string,
26766 space-separated, for multi-line help in *.opt.
26768 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26769 -Wno-pedantic-ms-format is for MinGW targets only.
26771 * doc/options.texi (Option file format): Fix bad indentation,
26772 restoring dropped sentence.
26774 2009-02-28 Jan Hubicka <jh@suse.cz>
26776 * tree-inline.c (tree_function_versioning): Output debug info.
26778 2009-02-28 Jan Hubicka <jh@suse.cz>
26781 * tree-inline.c (setup_one_parameter): Do not copy propagate
26782 arguments when not optimizing.
26784 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26787 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26788 (avx_addsubv4df3): Likewise.
26789 (*avx_addsubv4sf3): Likewise.
26790 (sse3_addsubv4sf3): Likewise.
26791 (*avx_addsubv2df3): Likewise.
26792 (sse3_addsubv2df3): Likewise.
26793 (avx_unpckhps256): Correct item selectors.
26794 (avx_unpcklps256): Likewise.
26795 (avx_unpckhpd256): Likewise.
26796 (avx_unpcklpd256): Likewise.
26798 2009-02-28 Jan Hubicka <jh@suse.cz>
26800 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26802 (copy_arguments_for_versioning): If var is declared don't declare it.
26803 (tree_function_versioning): First setup substitutions and then copy
26806 2009-02-27 Jan Hubicka <jh@suse.cz>
26809 * cgraph.h (varpool_output_debug_info): Remove.
26810 * cgraphunit.c (varpool_output_debug_info): Remove.
26811 * dwarf2out.c (deferred_locations_struct): New struct
26812 (deferred_locations): New type.
26813 (deferred_locations_list): New static var.
26814 (deffer_location): New function.
26815 (gen_variable_die): Use it.
26816 (decls_for_scope): Output info on local static vars.
26817 (dwarf2out_finish): Process deferred locations.
26818 * varpool.c (varpool_output_debug_info): Remove.
26820 2009-02-27 Jan Hubicka <jh@suse.cz>
26823 * tree.h (TREE_PROTECTED): Fix comment.
26824 (BLOCK_HANDLER_BLOCK): Remove.
26825 (struct tree_block): Remove handler_block add body_block.
26826 (inlined_function_outer_scope_p): New.
26827 (is_body_block): Remove.
26828 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26829 * dwarf2out.c (is_inlined_entry_point): Remove.
26830 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26831 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26833 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26834 * gimplify.c (gimplify_expr): Gimplify body blocks.
26835 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26836 block with multiple subblocks.
26837 (dump_scope_block): Prettier output; dump more flags and info.
26838 (dump_scope_blocks): New.
26839 (remove_unused_locals): Use dump_scope_blocks.
26840 * tree-flow.h (dump_scope_blocks): Declare.
26841 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26842 * stmt.c (is_body_block): Remove.
26843 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26844 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26846 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26848 PR middle-end/39308
26849 * graphite.c (graphite_loop_normal_form): Do not call
26850 number_of_iterations_exit from a gcc_assert.
26852 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26854 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26855 jumps if COND is NULL.
26856 (find_cond_jump): New function.
26857 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26858 * config/s390/s390.md: Remove z10_cobra attribute value.
26860 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26862 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26863 force_const_mem returns NULL_RTX.
26865 2009-02-26 Jan Hubicka <jh@suse.cz>
26868 * cgraph.h (varpool_output_debug_info): Remove.
26869 * cgraphunit.c (varpool_output_debug_info): Remove.
26870 * dwarf2out.c (deferred_locations_struct): New struct
26871 (deferred_locations): New type.
26872 (deferred_locations_list): New static var.
26873 (deffer_location): New function.
26874 (gen_variable_die): Use it.
26875 (decls_for_scope): Output info on local static vars.
26876 (dwarf2out_finish): Process deferred locations.
26877 * varpool.c (varpool_output_debug_info): Remove.
26879 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26881 PR rtl-optimization/39241
26882 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26883 to subreg_offset_representable_p.
26885 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26887 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26888 execute function prototype. Get f and nregs from max_reg_num
26889 and get_insns. Remove the first backward pass as it's dead,
26890 guard the forward pass by flag_expensive_optimizations.
26891 (rest_of_handle_regmove): Delete.
26892 (pass_regmove): Replace it with regmove_optimize.
26894 2009-02-25 Martin Jambor <mjambor@suse.cz>
26896 PR tree-optimization/39259
26897 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26898 calls_alloca function flags.
26899 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26900 calls are detected.
26902 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26904 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26905 flags_set_1_rtx, flags_set_1_set): Delete.
26906 (regmove_optimize): Do not call mark_flags_life_zones.
26908 2009-02-24 Julian Brown <julian@codesourcery.com>
26911 * config/arm/arm.c (require_pic_register): Only set
26912 cfun->machine->pic_reg once per function.
26914 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26916 * doc/invoke.texi (Link Options): Document an easier way to pass
26917 options that take arguments to the GNU linker using -Xlinker and -Wl.
26919 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26922 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26924 2009-02-24 Richard Guenther <rguenther@suse.de>
26927 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26929 2009-02-24 Richard Guenther <rguenther@suse.de>
26930 Zdenek Dvorak <ook@ucw.cz>
26932 PR tree-optimization/39233
26933 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26934 from converting them to a generic type.
26936 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26938 PR tree-optimization/39260
26939 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26940 contains a condition with a real type.
26941 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26943 2009-02-23 Jason Merrill <jason@redhat.com>
26946 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26947 narrowing_initializer_constant_valid_p.
26948 (narrowing_initializer_constant_valid_p): Don't return
26949 null_pointer_node for adding a pointer to itself.
26951 2009-02-23 Jan Hubicka <jh@suse.cz>
26954 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26957 2009-02-23 Jan Hubicka <jh@suse.cz>
26959 PR tree-optimization/37709
26960 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26961 * tree.h (block_ultimate_origin): Declare.
26962 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26963 * tree-ssa-live.c (remove_unused_scope_block_p):
26964 Eliminate blocks containig no instructions nor live variables nor
26966 (dump_scope_block): New function.
26967 (remove_unused_locals): Enable removal of dead blocks by default;
26968 enable dumping at TDF_DETAILS.
26970 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26972 * config/i386/i386.c (classify_argument): Don't allow COImode
26974 (function_arg_advance_32): Don't allow OImode.
26975 (function_arg_32): Likewise.
26976 (function_value_32): Likewise.
26977 (return_in_memory_32): Likewise.
26978 (function_arg_64): Remove OImode comment.
26980 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26983 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26984 ix86_expand_vector_set for V4DImode in 64bit mode only.
26985 (ix86_expand_vector_init_one_var): Likewise.
26987 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26989 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26991 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26994 * loop-iv.c: Revert last change.
26995 * emit-rtl.c: Likewise.
26997 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27000 * config/i386/i386.c (type_natural_mode): Remove an extra
27001 space in the warning message.
27002 (function_value_32): Handle 32-byte vector modes.
27003 (return_in_memory_32): Likewise.
27005 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27007 * loop-iv.c (truncate_value): New function.
27008 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27010 (lowpart_subreg): Move to...
27011 * emit-rtl.c: ...here.
27013 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27015 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27016 accidental and undocumented change at revision 140860.
27018 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27020 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27021 take gimple_seq * arguments.
27022 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27023 types_compatible_p langhook.
27025 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27026 Joseph Myers <joseph@codesourcery.com>
27028 * config/arm/arm.c (arm_builtin_va_list): New function.
27029 (arm_expand_builtin_va_start): Likewise.
27030 (arm_gimplify_va_arg_expr): Likewise.
27031 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27032 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27033 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27034 (va_list_type): New variable.
27035 (arm_mangle_type): Mangle va_list_type appropriately.
27037 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27039 PR middle-end/39157
27040 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27041 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27042 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27043 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27044 parameter to 1000 for -O1 by default.
27045 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27047 * loop-invariant.c: Include params.h.
27048 (move_loop_invariants): Don't call move_single_loop_invariants on
27051 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27053 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27054 offset when calculating bounds for indexing stack_usage_map. Fixes
27055 a buffer overflow with certain target setups.
27057 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27060 * calls.c (expand_call): Clear try_tail_call if caller and callee
27061 disagree in promotion of function return value.
27063 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27066 * c-common.c (c_determine_visibility): If visibility changed and
27067 DECL_RTL has been already set, call make_decl_rtl to update symbol
27070 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27073 * varasm.c (assemble_variable): Don't check DECL_NAME when
27074 globalizing a variable.
27076 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27079 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27080 expression before any __builtin_trap call.
27081 * c-typeck.c (build_function_call): Convert and check function
27082 arguments before generating a call to a trap. Evaluate the
27083 function arguments before the trap.
27085 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27088 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27089 (UNSPEC_FXAM_MEM): New unspec.
27090 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27091 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27092 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27094 2009-02-19 Richard Guenther <rguenther@suse.de>
27096 PR tree-optimization/39207
27097 PR tree-optimization/39074
27098 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27099 storedanything_tree): New.
27100 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27101 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27102 (build_succ_graph): Add edges from STOREDANYTHING to all
27104 (init_base_vars): Initialize STOREDANYTHING.
27105 (compute_points_to_sets): Free substitution info after
27106 building the succ graph.
27107 (ipa_pta_execute): Likewise.
27109 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27111 (do_ds_constraint): Do not add to special var or non-pointer
27113 (type_could_have_pointers): Split out from ...
27114 (could_have_pointers): ... here. For arrays use the element type.
27115 (create_variable_info_for): Initialize may_have_pointers.
27116 (new_var_info): Likewise.
27117 (handle_lhs_call): Make the HEAP variable unknown-sized.
27118 (intra_create_variable_infos): Use a type with pointers for
27119 PARM_NOALIAS, make it unknown-sized.
27121 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27124 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27126 2009-02-18 Jason Merrill <jason@redhat.com>
27129 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27130 value if DECL_EXTERNAL.
27131 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27132 * target.h (gcc_target::binds_local_p): Clarify "module".
27133 * tree.h (TREE_PUBLIC): Clarify "module".
27135 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27138 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27139 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27141 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27144 * c.opt (Wabi): Support C and ObjC.
27147 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27149 * config/i386/i386.c (classify_argument): Warn once about the ABI
27150 change when passing union with long double.
27152 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27154 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27157 * c-parser.c (c_parser_compound_statement): Always enter and leave
27160 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27163 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27165 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27167 PR tree-optimization/36922
27168 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27169 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27172 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27174 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27177 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27179 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27181 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27183 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27186 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27187 Richard Sandiford <rdsandiford@googlemail.com>
27189 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27190 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27191 (loongson_biadd): ...this.
27193 2009-02-17 Richard Guenther <rguenther@suse.de>
27195 PR tree-optimization/39202
27196 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27197 a var make sure to follow existing collapses.
27199 2009-02-17 Richard Guenther <rguenther@suse.de>
27201 PR middle-end/39214
27202 * langhooks.c (lhd_print_error_function): Check for NULL block.
27204 2009-02-17 Richard Guenther <rguenther@suse.de>
27206 PR tree-optimization/39204
27207 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27210 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27212 * config/soft-fp/double.h: Update from glibc CVS.
27214 2009-02-17 Richard Guenther <rguenther@suse.de>
27216 PR tree-optimization/39207
27217 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27218 strict-aliasing warnings for pointers pointing to NULL.
27220 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27223 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27224 skipping until next close brace.
27226 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27229 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27230 to function argument boundary.
27232 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27234 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27235 in the lea_add. Reload eventually constraints it properly.
27236 * config/picochip/constraints.md: Remove the target constraint
27237 "b", since it is not needed anymore.
27239 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27241 * gthr-dce.h: Uglify function parameter and local variable names.
27242 * gthr-gnat.h: Likewise.
27243 * gthr-mipssde.h: Likewise.
27244 * gthr-nks.h: Likewise.
27245 * gthr-posix95.h: Likewise.
27246 * gthr-posix.h: Likewise.
27247 * gthr-rtems.h: Likewise.
27248 * gthr-single.h: Likewise.
27249 * gthr-solaris.h: Likewise.
27250 * gthr-tpf.h: Likewise.
27251 * gthr-vxworks.h: Likewise.
27252 * gthr-win32.h: Likewise.
27254 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27257 * config/i386/i386.md: Restrict the new peephole2 to move
27258 between MMX/SSE registers.
27260 2009-02-15 Richard Guenther <rguenther@suse.de>
27263 2009-02-13 Richard Guenther <rguenther@suse.de>
27265 * configure.ac: Enable LFS.
27266 * configure: Re-generate.
27267 * config.in: Likewise.
27269 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27271 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27272 spu_srqwbyte, spu_srqwbytebc): Define.
27273 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27274 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27275 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27276 "shrqby_<mode>"): New insn-and-split patterns.
27277 * config/spu/spu.c (expand_builtin_args): Determine and return
27278 number of operands using spu_builtin_description data.
27279 (spu_expand_builtin_1): Use it.
27281 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27284 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27287 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27290 * config/i386/i386.c (override_options): Correct warning
27291 messages for -malign-loops, -malign-jumps and -malign-functions.
27293 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27296 * config/i386/i386.md: Restrict the new peephole2 to move
27297 between the general purpose registers.
27299 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27302 * config/i386/i386.c (type_natural_mode): Add a new argument.
27303 Return the original mode and warn ABI change if vector size is 32byte.
27304 (function_arg_advance): Updated.
27305 (function_arg): Likewise.
27306 (ix86_function_value): Likewise.
27307 (ix86_return_in_memory): Likewise.
27308 (ix86_sol10_return_in_memory): Likewise.
27309 (ix86_gimplify_va_arg): Likewise.
27310 (function_arg_32): Don't warn ABX ABI change here.
27311 (function_arg_64): Likewise.
27313 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27315 * loop-iv.c (implies_p): In the final case, test that operands 0
27316 of the two comparisons match.
27318 * config/bfin/bfin.c (find_prev_insn_start): New function.
27319 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27320 (find_next_insn_start): Move.
27322 2009-02-13 Richard Guenther <rguenther@suse.de>
27324 * configure.ac: Enable LFS.
27325 * configure: Re-generate.
27326 * config.in: Likewise.
27328 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27331 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27332 sizes on syntax error after some arguments have been parsed.
27334 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27336 * doc/invoke.texi (-fira): Remove.
27338 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27340 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27341 * recog.c: Likewise.
27344 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27346 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27347 (umul_ppmm): Likewise.
27348 (count_leading_zeros): Likewise.
27349 (count_trailing_zeros): Likewise.
27350 (UMUL_TIME): Likewise.
27352 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27354 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27355 soft-fp/t-softfp to tmake_file.
27357 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27358 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27359 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27360 IA64_BUILTIN_INFQ]: New.
27361 (ia64_init_builtins): Initialize __builtin_infq,
27362 __builtin_fabsq and __builtin_copysignq if not HPUX.
27363 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27364 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27366 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27368 (__fixtfti): Likewise.
27369 (__fixunstfti): Likewise.
27370 (__floattitf): Likewise.
27372 * config/ia64/libgcc-glibc.ver: New.
27373 * config/ia64/t-fprules-softfp: Likewise.
27374 * config/ia64/sfp-machine.h: Likewise.
27376 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27377 (LIBGCC2_TF_CEXT): Likewise.
27378 (TF_SIZE): Likewise.
27379 (TARGET_INIT_LIBFUNCS): Likewise.
27381 * config/ia64/t-glibc (SHLINB_MAPFILES):
27382 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27384 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27386 * config/i386/i386.c (construct_container): Rewrite processing
27387 BLKmode with X86_64_SSE_CLASS.
27389 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27392 * config/i386/i386.md: Replace simplify_replace_rtx with
27393 replace_rtx in the new peephole2.
27395 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27397 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27398 loop unrolling do not happen at -O2.
27400 2009-02-12 Michael Matz <matz@suse.de>
27402 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27404 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27406 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27409 2009-02-12 Ben Elliston <bje@au.ibm.com>
27411 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27412 patterns when updating the back chain. Missed in the 2009-02-10
27415 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27417 * doc/extend.texi (Decimal Floating Types): Update identifier of
27418 draft TR and list of missing support.
27420 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27422 PR middle-end/39154
27423 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27424 bit to variable length decl's flags, add it also to its
27425 pointer replacement variable.
27427 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27428 Jakub Jelinek <jakub@redhat.com>
27431 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27432 (memory_blockage): New expander.
27433 (*memory_blockage): New insn pattern.
27434 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27435 instead of general blockage at the end of function prologue when
27436 frame pointer is used to access red zone area. Do not emit blockage
27437 when profiling, it is emitted in generic code.
27438 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27439 function epilogue when frame pointer is used to access red zone area.
27441 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27444 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27445 by arithmetic with memory operands.
27446 * config/i386/predicates.md (commutative_operator): New.
27448 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27450 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27453 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27455 * alias.h (record_alias_subset): Declare.
27456 * alias.c (record_alias_subset): Make global.
27458 2009-02-10 Nick Clifton <nickc@redhat.com>
27460 * tree-parloops.c: Change license to GPLv3.
27461 * ipa-struct-reorg.c: Change license to GPLv3.
27462 * ipa-struct-reorg.h: Change license to GPLv3.
27464 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27467 * c-decl.c (start_struct): Return NULL on error.
27469 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27471 PR middle-end/39124
27472 * cfgloopmanip.c (remove_path): Call remove_bbs after
27473 cancel_loop_tree, not before it.
27476 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27477 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27478 VAR_DECLs were seen.
27479 * tree-ssa-live.c (remove_unused_locals): Recompute
27480 cfun->has_local_explicit_reg_vars.
27481 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27482 copies or clearings if cfun->has_local_explicit_reg_vars.
27484 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27487 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27488 of function prologue when frame pointer is used to access
27491 2009-02-10 Richard Guenther <rguenther@suse.de>
27493 PR middle-end/39127
27494 * gimplify.c (gimple_regimplify_operands): Always look if
27495 we need to create a temporary.
27497 2009-02-10 Richard Guenther <rguenther@suse.de>
27499 PR tree-optimization/39132
27500 * tree-loop-distribution.c (todo): New global var.
27501 (generate_memset_zero): Trigger TODO_rebuild_alias.
27502 (tree_loop_distribution): Return todo.
27504 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27507 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27508 (x86_64_reg_class_name): Removed.
27509 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27510 first one isn't X86_64_SSE_CLASS or any other ones aren't
27511 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27512 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27513 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27514 and 3 X86_64_SSEUP_CLASS.
27515 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27516 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27518 2009-02-10 Ben Elliston <bje@au.ibm.com>
27520 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27521 form instruction to update the stack back chain word, even if the
27522 user has disabled the generation of update instructions.
27523 (movdi_<mode>_update_stack): New.
27524 (movsi_update_stack): Likewise.
27525 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27526 always use an update form instruction to update the stack back
27529 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27531 PR middle-end/38953
27532 * graphite.c (if_region_set_false_region): After moving a region in
27533 the false branch of a condition, remove the empty dummy basic block.
27534 (gloog): Remove wrong fix for PR38953.
27536 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27538 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27539 generation due to implicit sign extension.
27541 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27543 PR middle-end/38981
27544 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27545 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27547 2009-02-09 Richard Guenther <rguenther@suse.de>
27549 PR middle-end/35202
27550 * convert.c (convert_to_real): Disable (float)fn((double)x)
27551 to fnf(x) conversion if errno differences may occur and
27552 -fmath-errno is set.
27554 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27556 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27557 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27558 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27560 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27563 * c-common.c (handle_alias_attribute): Disallow attribute for
27564 anything not a FUNCTION_DECL or VAR_DECL.
27566 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27569 * real.c (do_compare): Special-case compare of zero against
27570 decimal float value.
27572 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27575 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27576 as indicating flexible array members unless the field itself is
27577 being declarared as the incomplete array.
27579 2009-02-06 Jan Hubicka <jh@suse.cz>
27581 PR tree-optimization/38844
27582 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27583 is already inlined.
27585 2009-02-06 Richard Guenther <rguenther@suse.de>
27587 PR middle-end/38977
27588 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27589 fork because we may expand it as __gcov_fork.
27591 2009-02-06 Nick Clifton <nickc@redhat.com>
27593 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27595 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27597 PR tree-optimization/35659
27598 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27599 vn_phi_eq): Shortcut if hashcode does not match.
27600 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27602 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27603 and avoid iterative_hash_expr.
27604 (FOR_EACH_VALUE_ID_IN_SET): New.
27605 (value_id_compare): Remove.
27606 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27607 sort expressions by value id.
27609 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27612 * config/sh/predicates.md (general_movsrc_operand): Don't check
27613 the subreg of system registers here.
27615 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27618 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27619 on the copied decl.
27621 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27623 PR rtl-optimization/39110
27624 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27625 addresses, not aligned ones.
27627 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27628 Richard Guenther <rguenther@suse.de>
27630 PR tree-optimization/39100
27631 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27632 comment says and add edges.
27634 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27637 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27638 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27640 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27642 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27643 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27644 register_bb_in_sese, new_sese, free_sese): Moved.
27645 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27646 outermost_loop_in_scop, build_scop_iteration_domain,
27647 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27648 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27649 Use loop_in_sese_p instead of loop_in_scop_p.
27650 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27651 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27652 (scopdet_basic_block_info): Fix bug in scop detection.
27653 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27654 eq_loop_to_cloog_loop): Remove.
27655 (nb_loops_around_loop_in_scop, nb_loop
27656 ref_nb_loops): Moved here...
27657 * graphite.h (ref_nb_loops): ... from here.
27658 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27659 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27660 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27662 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27663 Hans-Peter Nilsson <hp@axis.com>
27665 PR rtl-optimization/37889
27666 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27667 Move offset handling from PLUS to before the switch. Use new
27668 arguments when considering SYMBOL_REFs too.
27669 (rtx_addr_can_trap_p): Pass dummy offset and size.
27670 (enum may_trap_p_flags): Remove.
27671 (may_trap_p_1): Pass size from MEM_SIZE.
27673 PR rtl-optimization/38921
27674 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27675 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27676 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27677 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27679 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27681 AVX Programming Reference (January, 2009)
27682 * config/i386/sse.md (*vpclmulqdq): New.
27684 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27686 PR tree-optimization/38977
27687 PR gcov-profile/38292
27688 * calls.c (special_function_p): Disregard __builtin_ prefix.
27690 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27692 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27693 non-indexable addresses even before reload.
27695 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27698 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27699 as having variable size. Do not give an error for unnamed
27700 parameters with [*] declarators. Give a warning for type names
27701 with [*] declarators and mark them as variable size.
27702 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27703 for sizeof applied to [*] type names.
27705 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27708 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27710 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27712 * gcc.c (process_command): Update copyright notice dates.
27713 * gcov.c (print_version): Likewise.
27714 * gcov-dump.c (print_version): Likewise.
27715 * mips-tfile.c (main): Likewise.
27716 * mips-tdump.c (main): Likewise.
27718 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27721 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27722 for composite type involving a zero-length array type.
27724 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27727 * function.c (match_asm_constraints_1): Skip over
27728 initial optional % in the constraint.
27730 PR inline-asm/39059
27731 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27732 supported, don't accept FIXED_CSTs.
27733 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27734 and _Sat is used without _Fract/_Accum. Set specs->type to
27735 integer_type_node for cts_fract/cts_accum if fixed point is not
27738 2009-02-02 Catherine Moore <clm@codesourcery.com>
27740 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27742 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27744 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27745 (ABI_HAS_64BIT_SYMBOLS): Use it.
27746 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27748 2009-02-02 Paul Brook <paul@codesourcery.com>
27750 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27752 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27754 PR inline-asm/39058
27755 * recog.h (asm_operand_ok): Add constraints argument.
27756 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27757 recurse on matching constraint.
27758 (check_asm_operands): Pass constraints as 3rd argument to
27759 asm_operand_ok. Don't look up matching constraint here.
27760 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27763 2009-02-02 Ben Elliston <bje@au.ibm.com>
27765 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27766 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27768 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27770 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27771 information. Remove some obsolete information. Reorganize.
27773 * config/pa/fptr.c: Revert license to GPL 2.
27774 * config/pa/milli64.S: Likewise.
27776 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27779 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27780 LIBRARY name in, instead of hard-coding it.
27781 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27782 extra target make frag to tmake_files according to EH model.
27783 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27784 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27785 frags that define makefile variable EH_MODEL appropriately.
27786 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27787 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27788 to "-sjlj" according to type of EH configured.
27789 (LIBGCC_SONAME): Concatenate it to shared library base name.
27790 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27791 to "_sjlj" according to type of EH configured.
27792 (LIBGCC_SONAME): Concatenate it to shared library base name.
27793 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27794 (SHLIB_LINK): Add missing semicolon to if-else construct.
27795 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27796 string value of "pe_dll" command-line option.
27797 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27798 (SHLIB_SONAME): Use it when overriding t-cygming default.
27799 (SHLIB_IMPLIB): Override t-cygming default.
27800 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27801 string value of "pe_dll" command-line option.
27803 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27806 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27807 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27809 2009-01-31 Richard Guenther <rguenther@suse.de>
27811 PR tree-optimization/38937
27812 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27813 computing the transitive closure.
27815 2009-01-30 Richard Guenther <rguenther@suse.de>
27817 PR tree-optimization/39041
27818 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27819 Propagate variable indices only if the types match for this stmt.
27821 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27824 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27825 inline but never defined.
27827 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27829 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27830 (*insv_h_di_reg_extimm): New insn.
27831 (*insv_l<mode>_reg_extimm): New insn.
27833 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27835 * config/picochip/picochip.c (flag_conserve_stack): set
27836 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27837 fconserve-stack. Reduce call-overhead used by inliner.
27839 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27842 * common.opt (flag_conserve_stack): Initialised to zero.
27844 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27847 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27848 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27851 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27853 * ira-color.c (allocno_reload_assign): Update comments.
27854 * regmove.c (regmove_optimize): Likewise.
27858 2009-01-29 Robert Millan <rmh@aybabtu.com>
27860 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27861 * config/i386/kopensolaris-gnu.h: New file. Undefine
27862 `MD_UNWIND_SUPPORT'.
27863 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27865 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27867 PR tree-optimization/39007
27868 * tree-loop-distribution.c (generate_builtin): Use
27869 recompute_dominator to compute the immediate dominator of the
27870 basic block just after the loop.
27872 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27874 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27875 (ASM_OUTPUT_DWARF_PCREL): Define.
27877 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27879 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27880 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27881 global. Modify entries about regmove and IRA.
27883 * ra-conflict.c: Remove the file.
27885 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27887 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27888 (pass_regclass_init): Rename to pass_reginfo_init.
27890 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27892 * toplev.h (flag_ira): Remove.
27894 * caller-save.c (setup_save_areas): Remove flag_ira.
27896 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27898 * global.c: Remove the file.
27900 * opts.c (decode_options): Remove flag_ira.
27902 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27904 * regmove.c: Modify file description.
27905 (find_use_as_address, try_auto_increment): Define them only if
27906 AUTO_INC_DEC is defined.
27907 (replacement_quality, replace_in_call_usage, fixup_match_1,
27908 stable_and_no_regs_but_for_p): Remove.
27909 (reg_set_in_bb): Make it static.
27910 (regmove_optimize): Remove flag_ira and code which worked for
27913 * local-alloc.c: Remove the file.
27915 * common.opt (fira): Remove.
27917 * ira.c: Include except.h.
27918 (eliminable_regset): Move from global.c.
27919 (mark_elimination): Ditto. Remove flag_ira.
27920 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27921 equiv_mem_modified, validate_equiv_mem_from_store,
27922 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27923 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27924 no_equiv, recorded_label_ref): Move from local-alloc.c.
27925 (update_equiv_regs): Ditto. Make it static.
27926 (print_insn_chain, print_insn_chains): Move it from global.c.
27927 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27928 (build_insn_chain): Ditto. Make it static.
27929 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27930 Rename to init_live_subregs.
27931 (gate_ira): Remove flag_ira.
27933 * regclass.c: Rename reginfo.c. Change file description.
27934 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27935 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27936 (init_reg_sets_1): Remove code for evaluation of
27937 reg_class_superclasses and losing_caller_save_reg_set.
27938 (init_regs): Remove init_reg_autoinc.
27939 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27940 ok_for_base_p_nonstrict): Remove.
27941 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27942 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27943 corresponding entries.
27944 (dump_regclass, record_operand_costs, scan_one_insn,
27945 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27946 record_address_regs, auto_inc_dec_reg_p): Remove.
27947 (gt-regclass.h): Rename to gt-reginfo.h.
27949 * rtl.h (dump_global_regs, retry_global_alloc,
27950 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27952 * Makefile.in (RA_H): Remove.
27953 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27954 Rename regclass.o to reginfo.o.
27955 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27957 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27958 (GTFILES): Rename regclass.c to reginfo.c.
27960 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27961 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27963 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27964 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27966 (finish_spills): Ditto. Remove code for !flag_ira.
27968 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27970 PR middle-end/35854
27971 * doc/invoke.texi (rtl debug options): Complete rewrite.
27972 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27974 * mode-switching.c (pass_mode_switching): Rename pass from
27975 "mode-sw" to "mode_sw".
27976 * except.c (pass_convert_to_eh_ranges): Rename pass from
27977 "eh-ranges" to "eh_ranges".
27978 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27982 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27983 Alexander Monakov <amonakov@ispras.ru>
27985 PR middle-end/38857
27986 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27988 (move_exprs_to_boundary): Change return type and pass through
27989 should_move from move_op. Relax assert. Update usage ...
27990 (schedule_expr_on_boundary): ... here. Use should_move instead of
27992 (move_op_orig_expr_found): Indicate that insn was disconnected from
27994 (code_motion_process_successors): Do not call after_merge_succs
27995 callback if original expression was not found when traversing any of
27997 (code_motion_path_driver): Change return type. Update prototype.
27998 (move_op): Update comment. Add a new parameter (should_move). Update
27999 prototype. Set *should_move based on indication provided by
28000 move_op_orig_expr_found.
28002 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
28004 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
28005 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28006 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28007 * config/rs6000/rs6000.c (rs6000_override_options): Default
28008 avoid-indexed-addresses on for Power6, off for everything else.
28009 (avoiding_indexed_address_p): New function.
28010 (rs6000_legitimize_address): Use it.
28011 (rs6000_legitimate_address): Likewise.
28012 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28014 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28016 PR tree-optimization/38997
28017 * tree-loop-distribution.c (generate_memset_zero): Use
28018 POINTER_PLUS_EXPR for a pointer addition.
28020 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28022 * config/s390/s390.md (bswap<mode>2): New pattern added.
28024 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28026 * config/s390/s390.md (*tls_load_31): Added type attribute.
28028 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28030 * config/s390/s390.md: Fix a few comments.
28032 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28034 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28035 (*tm<mode>_full): Fixed z10prop attribute.
28036 (*tst<mode>_extimm): Fixed z10prop attribute.
28037 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28038 (*tstqiCCT_cconly): Fixed z10prop attribute.
28039 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28040 (*movsi_larl): Fixed z10prop attribute.
28041 (*movsi_zarch): Fixed z10prop attribute.
28042 (*movsi_eas): Fixed z10prop attribute.
28043 (*movhi): Fixed z10prop attribute.
28044 (*movqi): Fixed z10prop attribute.
28045 (*movstrictqi): Fixed z10prop attribute.
28046 (*mov<mode>): Fixed z10prop attribute.
28047 (*movcc): Fixed z10prop attribute.
28048 (*sethighpartdi_64): Fixed z10prop attribute.
28049 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28050 (*negdi2_sign_cc): Fixed z10prop attribute.
28051 (*negdi2_sign): Fixed z10prop attribute.
28052 (*absdi2_sign_cc): Fixed z10prop attribute.
28053 (*absdi2_sign): Fixed z10prop attribute.
28054 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28055 (*negabsdi2_sign): Fixed z10prop attribute.
28056 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28057 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28058 (doloop_si64): Fixed z10prop attribute.
28059 (doloop_si31): Fixed z10prop attribute.
28060 (doloop_long): Fixed z10prop attribute.
28061 (indirect_jump): Fixed z10prop attribute.
28062 (nop): Fixed z10prop attribute.
28063 (main_base_64): Fixed z10prop attribute.
28064 (reload_base_64): Fixed z10prop attribute.
28066 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28068 PR rtl-optimization/38740
28069 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28071 * config/mips/mips.c (mips_reorg): Likewise.
28073 2009-01-28 Richard Guenther <rguenther@suse.de>
28075 PR tree-optimization/38926
28076 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28077 with the correct value id to a value.
28078 (do_regular_insertion): Use the value number of edoubleprime
28079 for the value number of the expr.
28082 2008-08-21 Richard Guenther <rguenther@suse.de>
28084 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28085 a PHI ask VN if it is already available.
28086 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28087 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28089 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28091 PR middle-end/38934
28092 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28093 set to varying whenever max has TREE_OVERFLOW set, similarly
28094 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28096 2009-01-28 Richard Guenther <rguenther@suse.de>
28098 PR middle-end/38908
28099 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28100 uninitialized aggregate uses in call arguments.
28102 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28104 PR tree-optimization/38984
28105 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28106 the nothing_id variable if -fno-delete-null-pointer-checks.
28108 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28111 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28112 (set_got_offset_rex64): Ditto.
28114 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28117 * doc/extend.texi: Improve local variable with asm reg.
28119 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28121 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28122 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28123 was not supplied then set warn_packed_bitfield_compat to the
28124 default value of 1.
28125 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28128 2009-01-27 Richard Guenther <rguenther@suse.de>
28130 PR tree-optimization/38503
28131 * cfgexpand.c (expand_gimple_basic_block): Ignore
28132 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28133 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28134 variables that cannot have TBAA applied.
28135 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28138 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28140 PR middle-end/38969
28141 * calls.c (initialize_argument_information): Do not wrap complex
28142 arguments in SAVE_EXPR.
28144 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28146 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28147 (INSTALL_LIBGCC): Revert typo commit.
28149 2009-01-26 Richard Guenther <rguenther@suse.de>
28151 PR tree-optimization/38745
28152 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28153 from special handling.
28155 2009-01-26 Richard Guenther <rguenther@suse.de>
28157 PR tree-optimization/38745
28158 * tree-ssa.c (execute_update_addresses_taken): Do not include
28159 variables that cannot possibly be a register in not_reg_needs.
28160 Do not clear TREE_ADDRESSABLE on vars that may not become
28162 * tree-ssa.c (update_alias_info_1): Include those in the set
28163 of addressable vars.
28165 2009-01-26 Richard Guenther <rguenther@suse.de>
28167 PR middle-end/38851
28168 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28169 * tree-ssa-dse.c: Include langhooks.h
28170 (execute_simple_dse): Remove stores with zero size.
28172 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28175 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28178 2009-01-24 Julian Brown <julian@codesourcery.com>
28180 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28181 config/arm/linux-atomic.c.
28182 * config/arm/linux-atomic.c: New.
28184 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28186 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28187 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28188 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28190 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28193 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28196 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28198 PR tree-optimization/38953
28199 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28200 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28201 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28202 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28205 2009-01-24 Paul Brook <paul@codesourcery.com>
28207 * config/arm/neon.md (neon_type): Move to arm.md.
28208 (neon_mov<VSTRUCT>): Add neon_type attribute.
28209 * config/arm/arm.md (neon_type): Move to here.
28210 (conds): Add "unconditioal" and use as default for NEON insns.
28212 2009-01-24 Ben Elliston <bje@au.ibm.com>
28214 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28215 void *' warning from -Wc++-compat.
28216 * Makefile.in (dominance.o-warn): Remove.
28218 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28220 PR tree-optimization/38932
28221 * fold-const.c (fold_unary_ignore_overflow): New.
28222 * tree.h (fold_unary_ignore_overflow): Declare.
28223 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28224 * tree-ssa-sccvn.c (visit_reference_op_load,
28225 simplify_unary_expression): Likewise.
28227 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28229 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28230 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28231 regardless of their type.
28232 * c-common.c (handle_packed_attribute): Don't ignore packed on
28234 * c.opt (Wpacked-bitfield-compat): New warning option.
28235 * stor-layout.c (place_field): Warn if offset of a field changed.
28236 * doc/extend.texi (packed): Mention the ABI change.
28237 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28238 (Warning Options): Add it to the list.
28240 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28242 * c-opts.c (c_common_post_options): Fix a typo in comments.
28244 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28246 PR middle-end/38615
28247 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28248 variables to static.
28249 * doc/invoke.texi (-fmerge-all-constants): Update description.
28251 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28254 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28255 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28257 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28259 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28261 (LOCAL_ALIGNMENT): Similarly.
28263 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28264 Joseph Myers <joseph@codesourcery.com>
28266 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28267 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28268 * config/arm/arm-tune.md: Regenerate.
28269 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28272 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28274 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28275 version number to five.
28277 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28280 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28281 * c-common.c (set_underlying_type): Likewise.
28282 (is_typedef_decl ): Likewise
28284 (set_underlying_type): Likewise.
28285 (is_typedef_type): Likewise.
28287 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28289 PR middle-end/38587
28290 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28293 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28296 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28297 (LIBGCC_SPEC): Don't define.
28298 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28300 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28302 PR rtl-optimization/38879
28303 * alias.c (base_alias_check): Unaligned access via AND address can
28304 alias all surrounding object types except those with sizes equal
28305 or wider than the size of unaligned access.
28307 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28310 * c-decl.c (clone_underlying_type): Move this ...
28311 * c-common.c (set_underlying_type): ... here.
28312 Also, make sure the function properly sets TYPE_STUB_DECL() on
28313 the newly created typedef variant type.
28314 (is_typedef_decl ): New entry point.
28315 * tree.h: Added a new member member_types_needing_access_check to
28316 struct tree_decl_non_common.
28317 (set_underlying_type): New entry point.
28318 (is_typedef_type): Likewise.
28320 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28322 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28323 Check whether two instructions have memory references that
28324 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28325 are helper functions for traversing.
28326 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28327 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28328 not to draw dependency edge for instructions with non-conflicting
28331 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28334 * longlong.h: Update copyright years. Use soft-fp license notice.
28335 Sync __clz_tab declaration with glibc.
28337 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28340 * doc/extend.texi (syscall_linkage): New.
28341 (version_id): Modify.
28343 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28344 Richard Guenther <rguenther@suse.de>
28346 PR tree-optimization/38747
28347 PR tree-optimization/38748
28348 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28349 conversion if the base address is an indirect reference and the
28350 aliasing sets could cause issues.
28352 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28354 * common.opt (fgraphite, fgraphite-identity): Add comment for
28355 explaining why these options are not documented.
28357 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28359 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28360 gimple_call_lhs is NULL.
28362 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28365 * emit-rtl.c (adjust_address_1): Make sure memref is never
28368 2009-01-20 Ben Elliston <bje@au.ibm.com>
28370 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28371 const qualifier from arg parameter. Remove unnecessary cast to char *.
28372 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28373 const qualifier from arg 2.
28375 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28377 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28379 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28382 * rtl.h (reinit_regs): New prototype.
28383 * regclass.c: Include ira.h.
28384 (reinit_regs): New.
28385 * Makefile.in (regclass.o): Add ira.h.
28386 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28388 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28391 * c-common.c (handle_aligned_attribute): Use
28392 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28393 default alignment value.
28395 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28397 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28398 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28400 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28401 __BIGGEST_ALIGNMENT__.
28403 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28405 2009-01-18 Richard Guenther <rguenther@suse.de>
28407 PR tree-optimization/38819
28408 * tree-flow.h (operation_could_trap_helper_p): Declare.
28409 * tree-eh.c (operation_could_trap_helper_p): Export.
28410 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28411 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28412 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28413 are about to insert a possibly trapping instruction and fail
28416 2009-01-18 Andreas Schwab <schwab@suse.de>
28418 * doc/install.texi (Configuration): Remove obsolete paragraph
28419 about use of --with-gnu-ld with --with-gnu-as.
28421 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28423 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28424 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28425 Follow spelling conventions.
28427 2009-01-18 Ben Elliston <bje@au.ibm.com>
28429 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28430 C++ warning about implicit conversion from void * to struct
28432 (bitmap_obstack_free): Likewise for bitmap_element *.
28433 * Makefile.in (bitmap.o-warn): Remove.
28435 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28437 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28439 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28440 Tobias Grosser <tobi.grosser@amd.com>
28442 * graphite.c (graphite_trans_scop_block): Do not block single
28445 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28447 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28448 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28449 test with assertion.
28451 2009-01-16 Richard Guenther <rguenther@suse.de>
28453 PR tree-optimization/38835
28454 PR middle-end/36227
28455 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28456 and INT + PTR -> (INT)(PTR p+ INT) folding.
28457 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28459 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28462 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28463 the subreg from a lowpart subreg if it is also casting the value.
28465 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28466 Tobias Grosser <tobi.grosser@amd.com>
28468 * graphite.c (compare_prefix_loops): New.
28469 (build_scop_canonical_schedules): Rewritten.
28470 (graphite_transform_loops): Move build_scop_canonical_schedules
28471 after build_scop_iteration_domain.
28473 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28474 Tobias Grosser <tobi.grosser@amd.com>
28476 * graphite.c (add_conditions_to_domain): Add the loops to
28477 the dimension of the iteration domain. Do copy the domain
28478 only when it exists.
28479 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28480 (add_conditions_to_constraints): New.
28481 (can_generate_code_stmt, can_generate_code): Removed.
28482 (gloog): Do not call can_generate_code.
28483 (graphite_transform_loops): Call add_conditions_to_constraints
28484 after building the iteration domain.
28486 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28488 PR tree-optimization/38789
28489 * tree-ssa-threadedge.c
28490 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28491 __builtin_constant_p.
28493 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28495 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28496 examined before deleting them.
28498 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28500 * function.c (aggregate_value_p): Correctly extract the function
28501 type from CALL_EXPR_FN lookup.
28503 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28505 * config/picochip/picochip.c (picochip_override_options): Revert
28506 CFI asm flag disable commited previously.
28508 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28509 Tobias Grosser <tobi.grosser@amd.com>
28510 Jan Sjodin <jan.sjodin@amd.com>
28512 * graphite.c (scan_tree_for_params): On substractions negate
28513 all the coefficients of the term.
28514 (clast_to_gcc_expression_red): New. Handle reduction expressions
28515 of more than two operands.
28516 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28517 (get_vdef_before_scop): Handle also the case of default definitions.
28519 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28521 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28522 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28523 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28525 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28526 Joey Ye <joey.ye@intel.com>
28528 PR middle-end/37843
28529 * cfgexpand.c (expand_stack_alignment): Don't update stack
28530 boundary nor check incoming stack boundary here.
28531 (gimple_expand_cfg): Update stack boundary and check incoming
28532 stack boundary here.
28534 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28536 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28538 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28540 PR rtl-optimization/38245
28541 * calls.c (expand_call): Add stack arguments to
28542 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28543 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28544 in regs and partially in memory or BLKmode arguments.
28545 (emit_library_call_value_1): Add stack arguments to
28546 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28547 ACCUMULATE_OUTGOING_ARGS).
28548 * dce.c: Include tm_p.h.
28549 (find_call_stack_args): New function.
28550 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28552 (mark_insn): Call find_call_stack_args for CALL_Ps.
28553 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28554 forwards. Allocate and free arg_stores bitmap if needed, pass it
28555 down to deletable_insn_p, don't mark stores set in arg_stores
28556 bitmap, clear the bitmap at the beginning of each bb.
28557 * Makefile.in (dce.o): Depend on $(TM_P_H).
28559 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28562 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28563 to make sure the insn is a conditional test (bug 22599). Reformat a
28566 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28568 PR middle-end/38431
28569 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28570 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28571 (gloog): Do not call cleanup_tree_cfg.
28572 (graphite_transform_loops): Call cleanup_tree_cfg after all
28573 scops have been code generated.
28575 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28576 * doc/gty.texi (Invoking the garbage collector): Added new node
28577 and section documenting ggc_collect.
28579 2009-01-14 Richard Guenther <rguenther@suse.de>
28581 PR tree-optimization/38826
28582 PR middle-end/38477
28583 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28584 initialization notes only if we actually emitted a warning.
28585 (intra_create_variable_infos): Add constraints for a result decl
28586 that is passed by hidden reference.
28587 (build_pred_graph): Mark all related variables non-direct on
28590 2009-01-14 Nick Clifton <nickc@redhat.com>
28592 * ira-conflicts.c: Include addresses.h for the definition of
28594 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28595 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28597 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28600 * Makefile.in (ira-lives.o): Add except.h.
28602 * ira-lives.c: Include except.h.
28603 (process_bb_node_lives): Process can_throw_internal.
28605 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28607 PR rtl-optimization/38774
28608 * combine.c (simplify_set): When undoing cc_use change, don't do
28609 PUT_CODE on the newly created comparison, but instead put back the
28612 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28614 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28615 values. Remove duplicate arm8 entry.
28617 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28619 PR tree-optimization/38786
28620 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28621 the SSA_NAME case of expand_scalar_variables_expr.
28622 Set the type of an expression to the type of its assign statement.
28623 (expand_scalar_variables_expr): Also gather the scalar computation
28624 used to index the memory access. Do not pass loop_p.
28625 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28626 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28627 the gimple_stmt_iterator where it inserts new code.
28628 Do not pass loop_p.
28629 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28630 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28632 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28634 * graphite.h (debug_value): Removed.
28635 * graphite.c (debug_value): Removed.
28637 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28639 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28640 ldrd/strd with two 32-bit instructions.
28642 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28644 * config/arm/arm.c (struct processors): Pass for speed down into
28645 cost helper functions.
28646 (const_ok_for_op): Handle COMPARE and inequality nodes.
28647 (arm_rtx_costs_1): Rewrite.
28648 (arm_size_rtx_costs): Update prototype.
28649 (arm_rtx_costs): Pass speed down to helper functions.
28650 (arm_slowmul_rtx_costs): Rework cost calculations.
28651 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28652 (arm_9e_rtx_costs): Likewise.
28654 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28656 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28657 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28658 (alpha_legitimize_address): Do not split local symbols wider than
28659 UNITS_PER_WORD into HIGH/LO_SUM parts.
28661 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28664 * gcc.c (process_command): Replace call to execvp with calls
28665 to pex_one and exit.
28667 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28670 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28671 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28672 variant for devices with 3-byte PC.
28673 (__tablejump_elpm__): New.
28675 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28678 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28679 offsetof member-designator, handle it as `[0].'.
28681 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28683 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28684 function when not using named sections on targets with named sections
28685 if branch distance is less than 262132.
28687 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28689 * combine.c (combine_instructions): Recompute
28690 optimize_this_for_speed_p for each BB in the main combine loop.
28692 2009-01-12 Tomas Bily <tbily@suse.cz>
28695 * tree-loop-distribution.c (prop_phis): New function.
28696 (generate_builtin): Call prop_phis.
28698 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28700 PR tree-optimization/38807
28701 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28702 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28704 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28706 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28707 subreg of op0 to the original op0.
28709 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28711 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28713 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28716 * mips-tfile.c (parse_def): Fix parsing of def strings
28717 starting with digits.
28719 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28722 * config/arm/arm.c (arm_is_long_call_p): Don't call
28723 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28725 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28727 * regrename.c (regrename_optimize): Fix dumping.
28728 (find_oldest_value_reg): Preserve REG_POINTER.
28729 (copy_hardreg_forward_1): Likewise.
28731 2009-01-09 Diego Novillo <dnovillo@google.com>
28733 * gimple.h (struct gimple_statement_base) <uid>: Document
28734 the restrictions on its use.
28735 (gimple_uid): Tidy.
28736 (gimple_set_uid): Tidy.
28738 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28740 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28741 zero guard even if align_bytes != 0 and count is smaller than
28744 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28746 PR rtl-optimization/38495
28747 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28748 (add_range_and_copies_from_move_list): Print all added ranges.
28749 Add ranges to memory optimized destination.
28751 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28755 * config/i386/i386.c (override_options): Reject
28756 -mstringop-strategy=rep_8byte with -m32.
28757 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28758 to 1. Do count comparison against epilogue_size_needed at compile
28759 time even when count_exp was constant forced into register. For
28760 size_needed don't jump to epilogue, instead just avoid aligning
28761 and invoke the body algorithm. If need_zero_guard, add zero guard
28762 even if count is non-zero, but smaller than size_needed + number of
28763 bytes that could be stored for alignment.
28764 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28765 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28766 but smaller than size_needed + number of bytes that could be stored
28767 for alignment. Compare size_needed with epilogue_size_needed instead
28768 of desired_align - align, don't adjust size_needed, pass
28769 epilogue_size_needed to the epilogue expanders.
28772 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28774 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28776 * pa.c (last_address): Change to unsigned.
28777 (update_total_code_bytes): Change argument to unsigned. Don't
28778 check if insn addresses are set.
28779 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28780 addresses are not set.
28781 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28783 2009-01-09 Nick Clifton <nickc@redhat.com>
28785 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28786 DECL_DECLARED_INLINE_P.
28788 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28790 PR middle-end/38347
28791 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28792 GET_MODE (op0) in operand_subword_force calls.
28794 PR middle-end/38771
28795 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28796 fold_convert arg0 operands to TREE_TYPE (op0) first.
28798 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28800 * params.def (ira-max-conflict-table-size): Decrease default value
28803 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28805 PR tree-optimization/37031
28806 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28808 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28809 allocate it using gc instead of heap, use VEC_quick_push instead of
28811 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28812 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28813 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28814 allocated vector from heap allocated.
28815 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28816 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28817 vector only after perfect_loop_nest_depth call.
28819 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28820 Jan Sjodin <jan.sjodin@amd.com>
28822 PR tree-optimization/38559
28823 * graphite.c (debug_value, copy_constraint,
28824 swap_constraint_variables, scale_constraint_variable, ): New.
28825 (get_lower_bound, get_upper_bound): Removed.
28826 (graphite_trans_bb_strip_mine): Clean up this code that works
28827 only for constant number of iterations. Fully copy upper and
28828 lower bound constraints, not only the constant part of them.
28829 * graphite.h (debug_value): Declared.
28831 2009-01-08 Ira Rosen <irar@il.ibm.com>
28833 PR tree-optimization/37194
28834 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28835 Don't add the cost of cost model guard in prologue to scalar
28836 outside cost in case of known number of iterations.
28838 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28839 Alan Modra <amodra@bigpond.net.au>
28841 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28842 non-word-aligned REG+CONST addressing.
28844 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28847 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28848 free_after_compilation when outputting a thunk.
28849 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28850 Do not call free_after_compilation here.
28852 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28854 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28855 (ix86_valid_target_attribute_inner_p): Ditto.
28857 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28859 PR tree-optimization/38492
28860 PR tree-optimization/38498
28861 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28862 * tree-chrec.h (scev_is_linear_expression): Declared.
28863 * graphite.c (graphite_cannot_represent_loop_niter): New.
28864 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28865 (graphite_loop_normal_form): Use gcc_assert.
28866 (scan_tree_for_params): Use CASE_CONVERT.
28867 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28868 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28869 Use gcc_assert. Discard scops that contain unhandled cases.
28870 (build_scop_conditions): Return a boolean status for unhandled cases.
28871 (strip_mine_profitable_p): Print the loop number, not its depth.
28872 (is_interchange_valid): Pass the depth of the loop nest, don't
28873 recompute it wrongly.
28874 (graphite_trans_bb_block): Same.
28875 (graphite_trans_bb_block): Print tentative of loop blocking.
28876 (graphite_trans_scop_block): Do not print that the loop has been
28878 (graphite_transform_loops): Do not handle scops that contain condition
28881 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28883 AVX Programming Reference (December, 2008)
28884 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28885 (_mm256_stream_pd): Likewise.
28886 (_mm256_stream_ps): Likewise.
28888 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28889 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28890 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28891 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28892 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28893 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28894 (ix86_expand_special_args_builtin): Likewise.
28896 * config/i386/sse.md (AVXMODEDI): New.
28897 (avx_movnt<mode>): Likewise.
28898 (avx_movnt<mode>): Likewise.
28899 (<sse>_movnt<mode>): Remove AVX support.
28900 (sse2_movntv2di): Likewise.
28902 2009-01-07 Richard Guenther <rguenther@suse.de>
28904 PR middle-end/38751
28905 * fold-const.c (extract_muldiv): Remove obsolete comment.
28906 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28907 to PLUS_EXPR canonicalization for the canonicalization.
28909 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28911 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28912 hosted cross-compilers generating less efficient code.
28914 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28916 * function.h (rtl_data): Add a dbr_scheduled_p field.
28917 * reorg.c (dbr_schedule): Set it.
28918 (gate_handle_delay_slots): Check it.
28919 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28920 (mips_reorg): Check flag_delayed_branch instead of
28921 mips_base_delayed_branch.
28922 (mips_override_options): Don't set mips_base_delayed_branch
28923 or flag_delayed_branch.
28925 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28927 PR rtl-optimization/38426.
28928 * ira.c (ira): Set current_function_is_leaf earlier.
28930 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28932 PR rtl-optimization/38722
28933 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28934 too early, only set a flag and modify after last possible
28937 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28940 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28941 * real.c (decimal_single_format): Correct values of emin and emax.
28942 (decimal_double_format): Ditto.
28943 (decimal_quad_format): Ditto.
28944 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28945 computation of DECnn_MIN and DECnn_MAX for corrected values of
28946 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28947 __DECnn_MIN__, and adjust its computation for the corrected value
28950 2009-01-06 Jan Hubicka <jh@suse.cz>
28953 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28955 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28957 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28958 Add Robert Clark to the list of testers.
28960 2009-01-06 Jan Hubicka <jh@suse.cz>
28961 Kai Tietz <kai.tietz@onevision.com>
28963 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28964 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28966 2009-01-06 Jan Hubicka <jh@suse.cz>
28967 Kai Tietz <kai.tietz@onevision.com>
28969 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28971 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28972 (ix86_nsaved_regs): Count only general purpose regs.
28973 (ix86_nsaved_sseregs): New.
28974 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28975 to 16 for w64; compute padding and size of sse reg save area.
28976 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28977 general purpose regs.
28978 (ix86_emit_save_sse_regs_using_mov): New.
28979 (ix86_expand_prologue): Save SSE regs if needed.
28980 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28981 (ix86_emit_restore_sse_regs_using_mov): New.
28982 (ix86_expand_epilogue): Save SSE regs if needed.
28984 2009-01-06 Jan Hubicka <jh@suse.cz>
28985 Kai Tietz <kai.tietz@onevision.com>
28987 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28988 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28989 functions when accumulate outgoing args is off.
28991 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28994 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28995 before using pseudos_have_intersected_live_ranges_p.
28997 * ira-int.h (ira_assert): Always define.
28999 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29001 AVX Programming Reference (December, 2008)
29002 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
29003 (_mm256_permute2_pd): Likewise.
29004 (_mm_permute2_ps): Likewise.
29005 (_mm256_permute2_ps): Likewise.
29006 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29007 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29009 * config/i386/i386.c (ix86_builtins): Remove
29010 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29011 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29012 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29013 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29014 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29015 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29016 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29017 __builtin_ia32_vpermil2ps256.
29018 (ix86_init_mmx_sse_builtins): Updated.
29019 (ix86_expand_args_builtin): Likewise.
29021 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29023 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29024 long absolute calls when generating PA 2.0 code.
29026 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29028 PR rtl-optimization/38583
29029 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29031 * params.def (ira-max-conflict-table-size): New.
29033 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29035 * ira.h (ira_conflicts_p): New external definition.
29037 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29038 table. Report this. Return result of building.
29039 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29040 building conflict table.
29042 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29043 (ira_color): Use ira_conflicts_p.
29045 * global.c: Include ira.h.
29046 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29049 * Makefile.in (global.o): Add ira.h.
29051 * ira-build.c (mark_all_loops_for_removal,
29052 propagate_some_info_from_allocno): New.
29053 (remove_unnecessary_allocnos): Call
29054 propagate_some_info_from_allocno.
29055 (remove_low_level_allocnos): New.
29056 (remove_unnecessary_regions): Add parameter. Call
29057 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29058 parameter to remove_unnecessary_regions.
29059 (ira_build): Remove all regions but root if the conflict table was
29060 not built. Update conflict hard regs for allocnos crossing calls.
29062 * ira.c (ira_conflicts_p): New global.
29063 (ira): Define and use ira_conflicts_p.
29065 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29066 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29067 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29069 2009-01-06 Ben Elliston <bje@au.ibm.com>
29071 * gengtype-lex.l (YY_NO_INPUT): Define.
29073 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29076 * c-common.c (handle_vector_size_attribute): Also reject
29077 BOOLEAN_TYPE types.
29079 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29081 PR tree-optimization/38492
29082 * graphite.c (rename_map_elt, debug_rename_elt,
29083 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29084 rename_map_elt_info, eq_rename_map_elts,
29085 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29086 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29087 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29088 (sese_build_livein_liveouts): New.
29089 (new_sese, free_sese): New.
29090 (new_scop): Call new_sese.
29091 (free_scop): Call free_sese.
29092 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29093 (register_old_new_names): Renamed register_old_and_new_names.
29094 (register_scop_liveout_renames, add_loop_exit_phis,
29095 insert_loop_close_phis, struct igp,
29096 default_liveout_before_guard, add_guard_exit_phis,
29097 insert_guard_phis, copy_renames): New.
29098 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29099 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29100 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29101 (scop_adjust_phis_for_liveouts): New.
29102 (gloog): Call scop_adjust_phis_for_liveouts.
29104 * graphite.h (struct sese): Documented. Added fields liveout,
29105 num_ver and livein.
29106 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29107 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29108 (struct scop): Added field liveout_renames.
29109 (SCOP_LIVEOUT_RENAMES): New.
29111 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29113 PR tree-optimization/38510
29114 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29115 (translate_clast): Call recompute_all_dominators before
29117 (gloog): Call recompute_all_dominators before graphite_verify.
29119 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29120 Jan Sjodin <jan.sjodin@amd.com>
29122 PR tree-optimization/38500
29123 * graphite.c (create_sese_edges): Call fix_loop_structure after
29126 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29128 * config.gcc: Add m32r*-*-rtems*.
29129 * config/m32r/rtems.h: New file.
29131 2009-01-05 Ben Elliston <bje@au.ibm.com>
29133 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29134 (.po.pox): Likewise.
29135 (po/gcc.pot): Likewise.
29137 2009-01-04 David S. Miller <davem@davemloft.net>
29139 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29140 (STARTING_FRAME_OFFSET): Always set to zero.
29142 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29144 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29145 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29146 fixed-point types, and vectors of the same.
29148 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29150 * config/mips/sync.md (*mb_barrier): Rename to...
29151 (*memory_barrier): ...this.
29153 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29155 * doc/extend.texi (Function Attributes): Move @cindex after @item
29156 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29157 and put in alphabetical order. Fix 'target' name and put in order.
29158 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29161 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29163 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29164 (memory_barrier): Expand as unspec instead of unspec_volatile.
29165 Remove mem:BLK from insn operands. Use Pmode scratch register.
29166 (*memory_barrier): Define as unspec instead of unspec_volatile.
29167 Use (match_dup 0) as input operand.
29169 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29170 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29171 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29172 scratch register. Remove operand 1.
29173 (*stbar): Define as unspec instead of unspec_volatile.
29174 Use (match_dup 0) as input operand, remove (const_int 8).
29175 (*membar): Define as unspec instead of unspec_volatile.
29176 Use (match_dup 0) as input operand, remove input operand 2.
29178 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29179 (memory_barrier): Expand as unspec instead of unspec_volatile.
29180 Remove mem:BLK from insn operands. Use Pmode scratch register.
29181 (*memory_barrier): Define as unspec instead of unspec_volatile.
29182 Use (match_dup 0) as input operand.
29184 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29185 Remove mem:BLK from insn operands. Use Pmode scratch register.
29186 Set volatile flag on operand 0.
29187 (*memory_barrier): New insn pattern.
29189 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29191 (*memory_barrier): Use (match_dup 0) as input operand.
29193 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29194 Remove mem:BLK from insn operands. Use Pmode scratch register.
29195 Set volatile flag on operand 0.
29196 (*mb_internal): New insn pattern.
29198 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29200 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29202 PR middle-end/38586
29203 * function.c (struct temp_slot): Move to the section of the file
29204 that deals with temp slots. Remove field 'address'.
29205 (temp_slot_address_table): New hash table of address -> temp slot.
29206 (struct temp_slot_address_entry): New struct, items for the table.
29207 (temp_slot_address_compute_hash, temp_slot_address_hash,
29208 temp_slot_address_eq, insert_temp_slot_address): Support functions
29210 (find_temp_slot_from_address): Rewrite to use the new hash table.
29211 (remove_unused_temp_slot_addresses): Remove addresses of temp
29212 slots that have been made available.
29213 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29214 worker function for remove_unused_temp_slot_addresses.
29215 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29216 Add the temp slot address to the address -> temp slot map.
29217 (update_temp_slot_address): Update via insert_temp_slot_address.
29218 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29219 (pop_temp_slots): Likewise.
29220 (init_temp_slots): Allocate the address -> temp slot map, or empty
29221 the map if it is already allocated.
29222 (prepare_function_start): Initialize temp slot processing.
29224 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29226 PR middle-end/38584
29227 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29228 Calculate the size of all stack vars assuming no packing of stack
29229 vars will happen, replacing a quadratic algorithm with a linear one.
29231 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29234 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29237 2009-01-03 Diego Novillo <dnovillo@google.com>
29239 * doc/contrib.texi: Update contributions.
29241 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29244 * builtins.c (fold_builtin_memory_op): Give up if either operand
29245 is volatile. Set srctype or desttype to non-qualified version
29249 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29250 and FUNCTION_DECLs.
29252 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29254 PR rtl-optimization/35805
29255 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29256 problem if fast dce is able to remove any instructions.
29257 * dce.c (dce_process_block): Fix dump message.
29259 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29262 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29264 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29266 PR middle-end/38690
29267 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29268 * tree-pretty-print.c (op_code_prio): New function.
29269 (op_prio): No longer static. Use op_code_prio.
29270 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29271 Use op_prio and op_code_prio to determine if () should be
29272 printed around operand(s) or not.
29274 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29275 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29276 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29277 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29278 pp_character instead of pp_string for single letter printing.
29280 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29282 * doc/extend.texi: Fix '#pragma GCC option' typo.
29284 2009-01-02 Richard Guenther <rguenther@suse.de>
29286 * doc/install.texi (--enable-checking): Mention different
29287 default for stage1.
29288 (--enable-stage1-checking): Document.
29290 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29292 PR middle-end/30142
29293 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29294 case to be an error.
29296 2009-01-02 Ben Elliston <bje@au.ibm.com>
29298 * config/fp-bit.h (pack_d): Constify argument.
29299 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29300 (isnan): Constify argument.
29302 (iszero): Likewise.
29303 (pack_d): Likewise.
29304 (_fpadd_parts): Constify return type.
29305 (_fpmul_parts): Likewise.
29306 (_fpdiv_parts): Likewise.
29308 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29311 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29312 warn about overwriting initializer with side-effects or
29313 -Woverride-init if !IMPLICIT.
29314 (output_init_element): Likewise. Pass IMPLICIT down to
29316 (process_init_element): Add IMPLICIT argument. Pass it down
29317 to output_init_element.
29318 (push_init_element, pop_init_level, set_designator): Adjust
29319 process_init_element callers.
29320 (set_nonincremental_init, set_nonincremental_init_from_string):
29321 Adjust add_pending_init callers.
29322 (output_pending_init_elements): Adjust output_init_element callers.
29323 * c-tree.h (process_init_element): Adjust prototype.
29324 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29325 process_init_element callers.
29328 Copyright (C) 2009 Free Software Foundation, Inc.
29330 Copying and distribution of this file, with or without modification,
29331 are permitted in any medium without royalty provided the copyright
29332 notice and this notice are preserved.