1 2009-10-20 Alexandre Oliva <aoliva@redhat.com>
3 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't regard
4 the removal of a debug stmt as a significant change.
6 2009-10-20 Wolfgang Gellerich <gellerich@de.ibm.com>
8 * config/s390/s390.md: Added agen condition to operand
10 Added bypass for early address generation use of int results.
13 2009-10-20 Stefan Dösinger <stefan@codeweavers.com>
15 * config/i386/i386.c: Remove signal.h #include.
17 2009-10-20 Jie Zhang <jie.zhang@analog.com>
19 * simplify-rtx.c (simplify_const_unary_operation): Handle SS_ABS.
20 * doc/rtl.texi: Document ss_abs.
22 2009-10-19 Jakub Jelinek <jakub@redhat.com>
24 * c-common.c (c_parse_error): Handle CPP_UTF8STRING.
25 * c-lex.c (c_lex_with_flags): Likewise. Test C_LEX_STRING_NO_JOIN
26 instead of C_LEX_RAW_STRINGS.
27 (lex_string): Handle CPP_UTF8STRING.
28 * c-parser.c (c_parser_postfix_expression): Likewise.
29 * c-pragma.h (C_LEX_RAW_STRINGS): Rename to ...
30 (C_LEX_STRING_NO_JOIN): ... this.
32 2009-10-19 Anatoly Sokolov <aesok@post.ru>
34 * config/cris/cris.c (cris_function_value, cris_libcall_value,
35 cris_function_value_regno_p): New functions.
36 (cris_promote_function_mode): Update comment.
37 (TARGET_FUNCTION_VALUE, TARGET_LIBCALL_VALUE): Declare.
38 * config/cris/cris.h (FUNCTION_VALUE, LIBCALL_VALUE): Remove.
39 (FUNCTION_VALUE_REGNO_P): Redefine, use cris_function_value_regno_p.
40 * config/cris/cris-protos.h (cris_function_value_regno_p): Declare.
42 2009-10-19 Jakub Jelinek <jakub@redhat.com>
44 * unwind-dw2.c (execute_stack_op): Fix operand order for
45 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
47 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
49 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
50 (lower_stmt) <GIMPLE_BIND>: Add comment.
51 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
53 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
54 Otherwise lower it and set cannot_fallthru to true.
55 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
56 <GIMPLE_CATCH, GIMPLE_EH_FILTER>: Set cannot_fallthru to false.
57 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
58 to true for a noreturn call. Do not remove statements.
59 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
60 Set cannot_fallthru to false on function exit.
61 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
62 <GIMPLE_ASSIGN>: Remove.
64 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
66 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
68 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
70 * config/s390/s390.c (s390_z10_optimize_cmp): Use
71 next/prev_active_insn to skip DEBUG_INSNs as well.
73 2009-10-19 Joseph Myers <joseph@codesourcery.com>
75 * config/arm/arm.c (output_move_neon): Use DImode in call to
78 2009-10-19 Matthias Klose <doko@ubuntu.com>
81 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
83 2009-10-19 Jakub Jelinek <jakub@redhat.com>
85 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM op0.
87 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
90 * optabs.c (expand_binop): Make mode of shift count expression mode
91 of shift count not target.
94 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
96 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
97 case. Force using values to replace references within the statement.
98 (convert_local_reference_stmt): Likewise.
100 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
102 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
103 remove a subsequent GOTO or RETURN statement.
105 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
107 * config/avr.md (*movqi): Add zero as equally preferable constraint
111 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
113 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
115 2009-10-17 Richard Guenther <rguenther@suse.de>
117 * lto-streamer-in.c (lto_input_location): Try to reuse previous maps.
119 2009-10-17 Richard Guenther <rguenther@suse.de>
121 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
122 operands in COMPONENT_REFs.
124 2009-10-17 Anatoly Sokolov <aesok@post.ru>
126 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
127 if not defined. Change type of second argument to const_rtx.
128 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
130 * targhooks.h (default_libcall_value): Update prototype.
131 * target.h (struct gcc_target): Change type of second argument of
132 libcall_value to const_rtx.
133 * config/arm/arm.c (arm_libcall_value): Change type of second argument
135 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
136 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
138 2009-10-17 Jakub Jelinek <jakub@redhat.com>
141 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
142 * cgraphunit.c (cgraph_optimize): Call it.
143 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
144 (dwarf2out_assembly_start): ... here. New hook.
145 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
146 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
148 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
149 * sdbout.c (sdb_debug_hooks): Likewise.
150 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
151 (vmsdbgout_assembly_start): New hook.
153 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
155 * rtl.h (RTL_LOCATION): Fix typo.
157 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
159 * print-rtl.c (print_rtx): Print locators in asm_operands
162 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
165 * sched-deps.c (depl_on_debug_p): New.
166 (attach_dep_link): Reject debug deps before nondebug deps.
167 (add_to_deps_list): Insert debug deps after nondebug deps.
168 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
170 (sd_add_dep): Do not reject debug deps.
171 (add_insn_mem_dependence): Don't count debug deps.
172 (remove_from_deps): Likewise.
173 (sched_analyze_2): Set up mem deps on debug insns.
174 (sched_analyze_insn): Record reg uses for deps on debug insns.
175 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
176 try_ready nondebug insn after debug insn.
177 * ddg.c (create_ddg_dep_from_intra_loop_link,
178 create_ddg_dep_no_link): Don't reject debug deps.
180 2009-10-16 Richard Guenther <rguenther@suse.de>
182 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
183 (maybe_merge_incomplete_and_complete_type): Likewise.
184 (lto_symtab_merge): Do not call them. Do not warn for
185 complete vs. incomplete compatible types.
186 (lto_symtab_merge_decls_2): Simplify.
187 * gimple.c (gimple_force_type_merge): Remove.
188 (gimple_types_compatible_p): Make it static.
189 * gimple.h (gimple_force_type_merge): Remove.
190 (gimple_types_compatible_p): Likewise.
192 2009-10-16 Jakub Jelinek <jakub@redhat.com>
194 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
195 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
197 2009-10-16 Richard Guenther <rguenther@suse.de>
199 PR tree-optimization/41728
200 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
201 if fold_stmt did anything.
203 2009-10-16 Richard Guenther <rguenther@suse.de>
206 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
207 (maybe_fixup_handled_component): New function.
208 (input_gimple_stmt): Fixup mismatched decl replacements.
210 2009-10-16 Richard Guenther <rguenther@suse.de>
213 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
214 the same as VAR_DECL.
216 2009-10-16 Richard Guenther <rguenther@suse.de>
218 * gimple.c (iterative_hash_gimple_type): For integer types
219 also hash their minimum and maximum values and the string flag.
220 For array types hash their domain and the string flag.
222 2009-10-16 Richard Guenther <rguenther@suse.de>
224 * gimple.c (gimple_types_compatible_p): Restrict completing
225 types to record or unions. Simplify completion.
226 Do not merge records or unions with different
227 TYPE_STRUCTURAL_EQUALITY_P tag.
228 (iterative_hash_gimple_type): Restrict non-recursing into
229 pointer targets for records and unions.
231 2009-10-15 Jakub Jelinek <jakub@redhat.com>
234 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
235 * dwarf2out.c (mem_loc_descriptor): Don't handle
236 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
237 punt if it is not lowpart subreg or if inner mode isn't
240 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
242 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
243 investigating previous or next insns.
245 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
247 * tree-sra.c (build_ref_for_offset_1): Update comment.
249 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
251 * config/s390/s390.md (atype): Added missing values.
253 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
256 * pa.md (casesi): Use sign extended index in call to gen_casesi64p.
257 (casesi64p): Update pattern to reflect above.
259 2009-10-15 Steve Ellcey <sje@cup.hp.com>
261 PR rtl-optimization/41697
262 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
264 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
267 * config/rs6000/predicates.md: Update copyright year.
268 * config/rs6000/altivec.md: Ditto.
270 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
271 (MD_INCLUDES): Add a2.md.
273 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
274 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
275 (builtin_classify): New static vector to classify various builtins
276 to get the tree attributes correct.
277 (def_builtin): Set the attributes of builtins based on what the
278 builtin does (i.e. memory operation, floating point, saturation
279 need special attributes, others are pure functions).
281 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
283 (enum rs6000_builtins): Include rs6000-builtin.def to define the
284 builtins. Change the end marker to MAX_RS6000_BUILTINS from
285 RS6000_BUILTIN_COUNT.
286 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
289 * config/rs6000/rs6000-builtin.def: New file that combines the
290 builtin enumeration name and attributes.
292 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
294 * config/i386/linux.h (ASM_SPEC): Add --32.
296 2009-10-15 Jakub Jelinek <jakub@redhat.com>
298 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
299 and DW_TAG_template_alias.
300 (dwarf_attr_name): Handle DW_AT_main_subprogram,
301 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
302 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
303 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
304 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
305 and DW_AT_GNU_odr_signature.
306 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
307 DW_FORM_flag_present and DW_FORM_ref_sig8.
308 (output_signature): Only print name on the first byte.
309 (output_die): Likewise for dw_val_class_data8.
311 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
313 * doc/invoke.texi: Clarify that most optimizations are not enabled
316 2009-10-15 Richard Guenther <rguenther@suse.de>
319 * gimple.c (compare_type_names_p): Handle anonymous names
320 differently based on new mode argument.
321 (gimple_types_compatible_p): For structs also compare the tags.
322 (iterative_hash_type_name): Rename to ...
323 (iterative_hash_name): ... this. Hash all names.
324 (iterative_hash_gimple_type): Fix hashing the struct tag of
325 pointer targets. Hash field decl names.
327 2009-10-15 Richard Guenther <rguenther@suse.de>
330 * gimple.c (gimple_get_alias_set): Avoid recursing on
331 invalid type topology.
333 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
335 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
337 2009-10-15 Richard Guenther <rguenther@suse.de>
339 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
341 2009-10-15 Jakub Jelinek <jakub@redhat.com>
343 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
344 add --with-tune{,-32,-64} configured default for -mtune if explicit
347 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
349 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds fixed.
351 2009-10-14 DJ Delorie <dj@redhat.com>
353 * config/h8300/h8300.c (F): New.
355 (h8300_emit_stack_adjustment): Call them.
357 (h8300_push_pop): Likewise.
358 (h8300_expand_prologue): Likewise.
359 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
360 (MUST_USE_SJLJ_EXCEPTIONS): Define.
361 (INCOMING_RETURN_ADDR_RTX): Define.
362 (INCOMING_FRAME_SP_OFFSET): Define.
363 (DWARF_CIE_DATA_ALIGNMENT): Define.
365 2009-10-14 Jakub Jelinek <jakub@redhat.com>
367 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
368 fields in builtin structs.
369 (finalize_record_size): Likewise.
371 2009-10-14 Richard Guenther <rguenther@suse.de>
373 * gimple.c (gtc_ob): New global.
374 (struct type_pair_d): Replace pointers with type UIDs.
375 (type_pair_hash): Adjust.
376 (type_pair_eq): Likewise.
377 (lookup_type_pair): Likewise. Allocate from an obstack.
378 (gimple_force_type_merge): Adjust.
379 (gimple_types_compatible_p): Likewise.
380 (free_gimple_type_tables): Free the obstack.
382 2009-10-14 Jakub Jelinek <jakub@redhat.com>
384 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
385 stmts setting DEBUG_EXPR_DECLs.
387 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
388 Don't crash if mode1 is VOIDmode.
390 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
392 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
393 * params.h (IRA_LOOP_RESERVED_REGS): New.
394 * tree-pass.h (pass_subregs_of_mode_init,
395 pass_subregs_of_mode_finish): Remove.
396 * passes.c (pass_subregs_of_mode_init,
397 pass_subregs_of_mode_finish): Remove.
398 (pass_reginfo_init): Move before loop optimizations.
399 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
400 * common.opt (fira-loop-pressure): New.
401 * toplev.h (flag_ira_loop_pressure): New.
402 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New externals.
403 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
404 Make external and void type functions.
405 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
406 pass_subregs_of_mode_finish): Remove.
407 * ira-costs.c (init_costs): Call init_subregs_of_mode.
408 * regmove.c: Include ira.h.
409 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
410 register pressure calculation in loops.
411 * loop-invariant.c: Include REGS_H and ira.h.
412 (struct loop_data): New members max_reg_pressure, regs_ref, and
414 (struct invariant): New member orig_regno.
415 (curr_loop): New variable.
416 (find_exits): Initialize regs_ref and regs_live.
417 (create_new_invariant): Initialize orig_regno.
418 (get_cover_class_and_nregs): New.
419 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
420 array. Add code for flag_ira_loop_pressure.
421 (gain_for_invariant): Make new_regs an array. Add code for
422 flag_ira_loop_pressure.
423 (best_gain_for_invariant): Ditto.
424 (set_move_mark): New parameter gain. Use it for debugging output.
425 (find_invariants_to_move): Make regs_needed and new_regs an array.
426 Add code for flag_ira_loop_pressure.
427 (move_invariant_reg): Set up orig_regno.
428 (move_invariants): Set up reg classes for pseudos for
429 flag_ira_loop_pressure.
430 (free_loop_data): Clear regs_ref and regs_live.
431 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
432 get_regno_cover_class, change_pressure, mark_regno_live,
433 mark_regno_death, mark_reg_store, mark_reg_clobber,
434 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
435 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
436 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
437 register pressure calculation in loops if new regs were added.
438 Call finish_subregs_of_mode.
439 * opts.c (decode_options): Set up flag_ira_loop_pressure.
440 * Makefile.in (loop-invariant.o): Add ira.h.
442 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
444 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
446 2009-10-14 Richard Guenther <rguenther@suse.de>
448 * lto-symtab.c (lto_symtab_compatible): Fold in ...
449 (lto_symtab_merge): ... here. Rewrite both to take the
450 prevailing and a to-be-merged entry and to queue diagnostics properly.
451 (lto_symtab_resolve_replaceable_p): New predicate for
453 (lto_symtab_resolve_can_prevail_p): Likewise.
454 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
455 handles merging commons by choosing the largest decl. Fold
456 in code that gives ODR errors.
457 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
459 (lto_symtab_merge_decls_1): Re-structure. Deal with the
460 case of no prevailing decl here. Diagnose mismatches
461 in object types here. Drop all but the prevailing decls.
462 (lto_symtab_prevailing_decl): Return the single prevailing decl.
463 * lto-streamer-in.c (lto_input_tree_ref): Deal with
464 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
466 2009-10-14 Richard Guenther <rguenther@suse.de>
469 * lto-streamer-in.c (input_bb): Replace debug stmts with
470 nops instead of dropping them.
472 2009-10-14 Nick Clifton <nickc@redhat.com>
474 * gcc/doc/extended.texi: Replace the dash character with @minus{}
475 in situations where it is being used as a minus symbol.
476 * gcc/doc/tm.texi: Likewise.
477 * gcc/doc/md.texi: Likewise.
479 2009-10-14 Jakub Jelinek <jakub@redhat.com>
481 PR preprocessor/41543
482 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
483 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
484 * tree.c: Include intl.h.
485 (expand_location): Handle BUILTINS_LOCATION.
486 * Makefile.in (tree.o): Depend on intl.h.
489 * dwarf2out.c (dwarf2out_var_location): Always clear
490 last_postcall_label when changing last_label.
492 2009-10-14 Pascal Obry <obry@adacore.com>
494 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
495 (process_command): Handle -E as done with -c and -S. Do not add
496 the target executable suffix to the output file when -E is used.
497 (main): Adjust error message accordingly.
499 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
505 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
507 (tree_code_size): Likewise.
509 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
511 * builtins.c (fold_builtin_1): Support complex "arc" functions.
512 * real.h (HAVE_mpc_arc): Define.
514 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
516 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
517 (struct builtin_description): Add fndecl field.
518 (bdesc): Remove const qualifier. Update initializer.
519 (sh_media_init_builtins): Remove const qualifier for d. Record
520 the result of add_builtin_function to the fndecl field.
521 (sh_builtin_decl): New.
522 (sh_media_builtin_decl): New.
524 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
527 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
528 requests between special registers.
530 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
532 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
534 2009-10-13 Richard Henderson <rth@redhat.com>
536 PR tree-optimization/41377
537 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
538 (cleanup_empty_eh_merge_phis): New change_region parameter;
539 pass it on to redirect_eh_edge_1. Update callers.
540 (cleanup_empty_eh_unsplit): Don't require an existing EH label
541 at the destination block.
543 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
545 * passes.c (register_pass): Replaced gcc_unreachable by
546 fatal_error on failure. Mentions plugins in comments & messages.
548 2009-10-13 Jakub Jelinek <jakub@redhat.com>
551 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
552 * sched-vis.c (print_value): Use it.
553 * cselib.c (cselib_hash_rtx): Likewise.
554 * print-rtl.c (print_rtx): Likewise.
555 * cfgexpand.c (expand_debug_rtx): Likewise.
556 * var-tracking.c (vt_expand_loc_callback): Likewise.
558 2009-10-13 Richard Guenther <rguenther@suse.de>
561 * opts.c (handle_option): Split out code to handle setting
562 the options flag var ...
563 (set_option): ... here.
564 * opts.h (set_option): Declare.
565 * lto-opts.c (register_user_option_p): Include -fexceptions
566 and all position independent code variants.
567 (handle_common_option): Remove.
568 (lto_reissue_options): Use set_option.
570 2009-10-13 Martin Jambor <mjambor@suse.cz>
572 PR tree-optimization/41661
573 * ipa-prop.c (compute_complex_pass_through): Allow only operations
574 that are tcc_comparisons or do not change the type in any
576 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
577 folding tcc_comparison operations.
579 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
581 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
584 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
590 * tree.def (DEBUG_EXPR_DECL): New.
591 * rtl.def (DEBUG_EXPR): New.
592 * gengtype.c (adjust_field_rtx_def): Handle it.
593 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
594 (insert_debug_temp_for_var_def): ... this. Drop support for
595 moving. Take iterator for def stmt; insert debug stmt before it.
596 Scan early for use count and kind in debug stmts.
597 (propagate_defs_into_debug_stmts): Rename to...
598 (insert_debug_temps_for_defs): ... this. Likewise.
599 * tree.h (DEBUG_TEMP_UID): New.
600 * tree.c (next_debug_decl_uid): New.
601 (make_node_stat): Count debug decls separately.
602 (copy_node_stat): Likewise.
603 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
604 * var-tracking.c (dv_is_decl_p): Recognize it.
605 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
606 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
607 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
608 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
609 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
610 (cselib_hash_rtx): Likewise.
611 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
612 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
614 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
615 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
616 * rtl.c (copy_rtx): Likewise.
617 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
618 * print-rtl.c (print_rtx): Likewise.
619 * sched-vis.c (print_value): Likewise.
620 (print_insn): Handle DEBUG_EXPR_DECL.
621 * tree-dump.c (dequeue_and_dump): Likewise.
622 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
623 * gimple-iterator (gsi_replace): Check for same lhs.
624 (gsi_remove): Insert debug temps.
625 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
626 (move_computations_stmt): Drop explicit propagation into debug stmts.
627 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
628 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
629 * tree-ssa-sink.c (statement_sink_location): Likewise.
630 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
631 * tree-ssanames.c (release_ssa_name): Adjust for rename.
632 * tree-flow.h: Likewise.
633 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
634 debug temps without values.
635 (eliminate_unnecessary_stmts): Don't discard just-inserted
638 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
641 * config/cris/cris.md (andu): Check that operand 1 is one of the
642 general registers. Fix typo in head comment.
644 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
646 * config/i386/i386.md (vswapmov): New.
647 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
648 (ix86_function_ms_hook_prologue): New.
649 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
650 * configure.ac: Test for swap suffix support in as.
651 * configure: Rebuild.
653 2009-10-12 Jakub Jelinek <jakub@redhat.com>
656 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
657 paradoxical subregs to prevent partial register stalls if the inner
658 mode is integer mode.
660 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
662 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
664 2009-10-12 Dodji Seketeli <dodji@redhat.com>
667 * gcc/dwarf2out.c (template_parameter_pack_die,
668 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
670 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
673 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
675 (maybe_register_def): Likewise. Take stmt iterator.
676 (rewrite_update_stmt): Take stmt iterator and pass it on.
677 (rewrite_update_enter_block): Pass stmt iterator.
679 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
681 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
682 (spu_builtin_decl): New function.
684 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
686 * config/i386/i386.md (SWIM): New mode iterator.
687 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
688 using SWIM mode iterator.
689 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
690 patterns using SWI48 mode iterator.
691 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
692 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
693 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
694 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
695 patterns using SWI248 mode iterator.
696 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
697 gen_x86_movdicc_0_m1_rex64 for renamed function
699 2009-10-11 Jose Ruiz <ruiz@adacore.com>
700 Eric Botcazou <ebotcazou@adacore.com>
703 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
704 * config/sparc/sol2-unwind.h: New file.
706 2009-10-11 Olivier Hainque <hainque@adacore.com>
707 Eric Botcazou <ebotcazou@adacore.com>
710 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
711 * config/i386/sol2-unwind.h: New file.
713 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
716 * config/i386/i386.md (addsi_1_zext): Get the proper second
719 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
721 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
722 all OLD_RTXes, not just REGs. Use copy_rtx to create the
725 2009-10-11 Richard Guenther <rguenther@suse.de>
727 * gimple.c (iterative_hash_type_name): Do not handle special
730 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
732 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
733 (*setcc_si_1_and): Ditto.
734 (*setcc_si_1_movzbl): Ditto.
735 (*setcc_<mode>_2): Ditto.
736 (*setcc_qi): Rename from *setcc_1.
737 (*setcc_qi_slp): Rename from *setcc_2.
739 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
740 (*zero_extendqisi2_movzbw_and splitter): Ditto.
742 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
743 "if" condition, there is already assert with reload_completed present.
745 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
747 * plugin.c (try_init_one_plugin): Improve constness of variable err.
749 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
751 * doc/install.texi (Final install): Refer to
752 http://gcc.gnu.org/bugs/ for bug reporting.
754 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
756 * configure.ac: Add test for dci instruction.
757 * configure: Regenerate.
758 * config.in: Likewise.
759 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
760 * doc/invoke.texi: Add cpu_type 476 and 476fp.
761 (-mmulhw): Add 476 to description.
763 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
764 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
765 (processor_target_table): Add 476 and 476fp entries.
766 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
767 (rs6000_issue_rate): Add CPU_PPC476.
768 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
769 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
770 (processor_type): Add PROCESSOR_PPC476.
771 (EXTRA_SPECS): Add asm_cpu_476 string.
772 * config/rs6000/rs6000.md (define_attr "type"): Add isel attribute.
773 (define_attr "cpu"): Add ppc476.
775 Update comments for 476.
776 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
777 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
778 Update copyright year.
779 * config/rs6000/476.md: New file.
780 * config/rs6000/40x.md: Add description for "isel" attribute.
781 Update copyright year.
782 * config/rs6000/440.md: Likewise.
783 * config/rs6000/603.md: Likewise.
784 * config/rs6000/6xx.md: Likewise.
785 * config/rs6000/7450.md: Likewise.
786 * config/rs6000/7xx.md: Likewise.
787 * config/rs6000/8540.md: Likewise.
788 * config/rs6000/cell.md: Likewise.
789 * config/rs6000/e300c2c3.md: Likewise.
790 * config/rs6000/e500mc.md: Likewise.
791 * config/rs6000/mpc.md: Likewise.
792 * config/rs6000/power4.md: Likewise.
793 * config/rs6000/power5.md: Likewise.
794 * config/rs6000/power6.md: Likewise.
795 * config/rs6000/power7.md: Likewise.
796 * config/rs6000/rios1.md: Likewise.
797 * config/rs6000/rios2.md: Likewise.
798 * config/rs6000/rs64.md: Likewise.
800 2009-10-10 Richard Guenther <rguenther@suse.de>
802 PR tree-optimization/41654
803 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
804 a cond expr before calling gimple_cond_set_condition_from_tree.
805 (ifcombine_iforif): Likewise.
807 2009-10-09 Ian Lance Taylor <iant@google.com>
809 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
810 * configure: Rebuild.
812 2009-10-09 Neil Vachharajani <nvachhar@google.com>
814 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
817 2009-10-09 Richard Guenther <rguenther@suse.de>
820 * target-def.h (TARGET_BUILTIN_DECL): Define.
821 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
822 * target.h (struct gcc_target): Add builtin_decl target hook.
823 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
824 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
826 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
828 (lto_output_builtin_tree): Sorry if the target does not support
829 streaming target builtins.
830 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
831 (rs6000_builtin_decl): New function.
832 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
833 (ix86_builtin_decl): New function.
835 2009-10-09 Jakub Jelinek <jakub@redhat.com>
837 PR preprocessor/41445
838 * c-ppoutput.c (do_line_change): New function.
839 (cb_line_change): Use it.
840 (scan_translation_unit): Call do_line_change if
841 avoid_paste or PREV_WHITE and token location is on a different line
845 * dwarf2out.c (dwarf2out_init): Test whether
846 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
849 PR rtl-optimization/41646
850 * calls.c (expand_call): For BLKmode types returned in registers
851 avoid likely spilled hard regs in copy_blkmode_from_reg generated
854 2009-10-09 Richard Guenther <rguenther@suse.de>
856 PR tree-optimization/41634
857 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
858 we remove the correct elements.
859 (optimize_stmt): Make sure to update stmt operands before
860 optimizing redundancies.
862 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
864 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
866 2009-10-09 Richard Guenther <rguenther@suse.de>
869 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
871 (lto_wrapper_exit): New function.
873 (fatal_perror): Likewise.
874 (fork_execute): Use global args_name, do not free it.
875 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
876 * lto-streamer.h: Remove duplicate prototypes.
878 2009-10-09 Richard Guenther <rguenther@suse.de>
880 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
881 before calling stmt_can_throw_external.
883 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
885 PR tree-optimization/40071
886 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
887 pointer if the original data reference doesn't conflict with the
888 created vector data reference. Fix long line.
890 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
892 * config/i386/i386.md (any_div): New code iterator.
893 (u): Handle div and udiv.
895 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
897 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
898 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
899 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
900 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
902 2009-10-08 Joseph Myers <joseph@codesourcery.com>
904 * gcc.c (main): Remove trailing "." from diagnostics.
906 2009-10-08 Cary Coutant <ccoutant@google.com>
908 Add support for debugging with ICF (Identical Code Folding).
909 * calls.c (debug.h): New #include.
910 (emit_call_1): Call virtual_call_token debug hook.
911 * common.opt (-fenable-icf-debug): New option.
912 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
913 locations in the source).
914 (poc_label_num): New variable.
915 (dcall_entry, vcall_entry): New typedefs.
916 (dcall_table, vcall_table): New variables.
917 (struct vcall_insn): New type.
918 (vcall_insn_table): New variable.
919 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
920 (size_of_dcall_table): New function.
921 (output_dcall_table): New function.
922 (size_of_vcall_table): New function.
923 (output_vcall_table): New function.
924 (dwarf2out_direct_call): New function.
925 (vcall_insn_table_hash): New function.
926 (vcall_insn_table_eq): New function.
927 (dwarf2out_virtual_call_token): New function.
928 (dwarf2out_virtual_call): New function.
929 (dwarf2out_init): Allocate new tables and sections.
930 (prune_unused_types): Mark DIEs referenced from direct call table.
931 (dwarf2out_finish): Output direct and virtual call tables.
932 * final.c (final_scan_insn): Call direct_call and virtual_call
934 * debug.h (struct gcc_debug_hooks): Add direct_call,
935 virtual_call_token, virtual_call hooks.
936 (debug_nothing_uid): New function.
937 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
938 (debug_nothing_uid): New function.
939 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
940 (xcoff_debug_hooks): Likewise.
941 * sdbout.c (sdb_debug_hooks): Likewise.
942 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
943 * doc/invoke.texi (-fenable-icf-debug): New option.
945 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
948 * regmove.c (regmove_backward_pass): Replace src with dst in the
949 debug insn, and check for dst before rather than after.
951 2009-10-08 Janis Johnson <janis187@us.ibm.com>
953 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
954 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
956 2009-10-08 Jan Hubicka <jh@suse.cz>
959 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
960 do not mark cgraph nodes as needed.
961 (record_references_in_initializer): Add new only_vars parameter.
962 * cgraph.h (record_references_in_initializer): New parameter.
963 * varasm.c (assemble_variable): Update call.
964 * varpool.c (varpool_analyze_pending_decls): Always look for
967 2009-10-08 Anatoly Sokolov <aesok@post.ru>
969 * config/avr/avr.c (last_insn_address) Remove variable.
970 (expand_prologue): Don't initialise last_insn_address variable.
971 (final_prescan_insn): Don't output insn size.
972 * config/avr/avr.opt (msize): Remove switch.
973 * doc/invoke.texi (AVR Options): Remove documentation of -msize
976 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
978 * combine.c (label_tick_ebb_start): Fix comment.
979 (combine_instructions): Set label_tick and label_tick_ebb_start before
980 calling setup_incoming_promotions. Start them from 1. Increment
981 label_tick instead of deriving it from the BB index. Rather than
982 comparing ticks use the block from the previous iteration to decide
983 whether to start a new EBB. Remove empty lines before function.
985 2009-10-08 Michael Matz <matz@suse.de>
988 * builtins.c (fold_builtin_isascii): Use fold_build2.
989 (fold_builtin_isdigit): Ditto.
990 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
991 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
992 remove_useless_stmts_cond, remove_useless_stmts_tf,
993 remove_useless_stmts_tc, remove_useless_stmts_bind,
994 remove_useless_stmts_goto, remove_useless_stmts_label,
995 remove_useless_stmts_1, remove_useless_stmts,
996 pass_remove_useless_stmts): Remove.
997 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
998 * passes.c (init_optimization_passes): Don't add
999 pass_remove_useless_stmts.
1000 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
1001 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
1003 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
1004 for static constants.
1005 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
1006 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
1008 2009-10-08 Richard Guenther <rguenther@suse.de>
1010 * gimple.c (free_gimple_type_tables): New function.
1011 * gimple.h (free_gimple_type_tables): Declare.
1013 2009-10-07 Mark Heffernan <meheff@google.com>
1015 * ipa-prop.c (ipa_print_node_params) Only print
1016 names of named arguments.
1018 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
1020 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
1021 being statically linked.
1023 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1025 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
1027 2009-10-08 Jan Hubicka <jh@suse.cz>
1030 * ipa.c (cgraph_externally_visible_p,
1031 function_and_variable_visibility,
1032 whole_program_function_and_variable_visibility): Skip non-finalized
1035 2009-10-08 Nick Clifton <nickc@redhat.com>
1037 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1040 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1043 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1045 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1048 * c-common.c (c_fully_fold_internal): Strip nops from the result
1049 of recursive calls to c_fully_fold_internal.
1050 (c_wrap_maybe_const): New.
1051 (c_save_expr): Use c_wrap_maybe_const.
1052 * c-common.h (c_wrap_maybe_const): Declare.
1053 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1054 build_binary_op): Use c_wrap_maybe_const.
1056 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1058 * real.c: Fix comment to reflect actual exponent size.
1060 2009-10-08 Ben Elliston <bje@au.ibm.com>
1062 * config/rs6000/a2.md: Add FSF comment header.
1064 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1066 * config/i386/i386.md (any_extend): New code iterator.
1067 (u, s): New code attributes.
1069 (DWIH): Rewrite as code iterator for SI and DI modes.
1070 (DWI): Rewrite as mode attribute.
1071 (dwi): New mode attribute.
1072 (di): Depend on SI mode and DI mode.
1073 (doubleint_general_operand): Remove mode attribute.
1075 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1078 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1079 (*sub<mode>3_doubleword): Ditto.
1081 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1082 using SWIM248 mode iterator.
1083 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1084 using SWI48 mode iterator.
1085 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1086 patterns using DWIH mode iterator and any_extend code iterator.
1087 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1088 using any_extend code iterator.
1089 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1090 patterns using DWIH mode iterator and any_extend code iterator.
1091 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1092 using any_extend code iterator.
1093 (<s>mul<mode>3_highpart): Macroize expander from
1094 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1095 and any_extend code iterator.
1096 (*<s>muldi3_highpart_1): Macroize insn from
1097 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1098 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1099 patterns using any_extend code iterator.
1100 (*<s>mulsi3_highpart_zext): Macroize insn from
1101 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1103 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1105 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1106 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1107 refering to a DIE with DW_AT_const_value.
1109 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1112 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1114 2009-10-06 Jan Hubicka <jh@suse.cz>
1116 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1119 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1121 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1122 *lea_2_rex64): Move before *add<mode>_1 pattern.
1124 2009-10-07 Jan Hubicka <jh@suse.cz>
1126 * collect2.c (main): Add -fno-whole-program.
1127 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1129 2009-10-07 Jan Hubicka <jh@suse.cz>
1131 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1132 has no address taken.
1133 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1135 (cgraph_clone_node): Clear externally_visible flag for clones.
1136 * cgraph.h (cgraph_only_called_directly_p,
1137 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1138 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1139 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1140 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1141 ipcp_insert_stage): Likwise.
1142 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1143 externally_visible flag.
1144 (verify_cgraph_node): Verify that inline clones look right.
1145 (process_function_and_variable_attributes): Do not set
1146 externally_visible flags.
1147 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1149 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1151 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1152 clear externally_visible when turning into inline clones
1153 (cgraph_mark_inline_edge): Use new predicates.
1154 (cgraph_estimate_growth): Likewise.
1155 (cgraph_decide_inlining): Likewise.
1156 * ipa.c (cgraph_postorder): Likewise.
1157 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1158 that inline clones are not needed.
1159 (cgraph_externally_visible_p): New predicate.
1160 (function_and_variable_visibility): Add whole_program parameter;
1161 always set externally_visible flag; handle COMDAT function
1163 (local_function_and_variable_visibility): New function.
1164 (gate_whole_program_function_and_variable_visibility): New function.
1165 (whole_program_function_and_variable_visibility): New function.
1166 (pass_ipa_whole_program_visibility): New function.
1167 * passes.c (init_optimization_passes): Add whole program visibility
1169 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1170 not care about needed/reachable flags.
1171 * varpool.c: Include flags.h
1172 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1173 (varpool_finalize_decl): When we are in LTO read-back, all variables
1175 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1177 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1179 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1182 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1184 * config.gcc: Don't include the makefile fragments intended for
1186 * config/s390/fixdfdi.h: File removed.
1187 * config/s390/libgcc-glibc.ver: File removed.
1188 * config/s390/s390.h: Remove the fixdfdi.h hack.
1189 * config/s390/t-crtstuff: File moved to libgcc dir.
1190 * config/s390/t-linux: Likewise.
1191 * config/s390/t-tpf: libgcc specific parts removed.
1192 * config/s390/t-linux64: Likewise.
1194 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1196 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1197 (lto-compress.o): Likewise.
1199 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1202 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1203 dllexport to class members here.
1204 (i386_pe_determine_dllimport_p): Only check static class data for
1206 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1207 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1208 functions for vague linkage.
1209 (i386_pe_type_dllexport_p): Fix formatting.
1210 (maybe_add_dllexport) New function.
1211 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1214 2009-10-07 Ben Elliston <bje@au.ibm.com>
1216 * config/rs6000/a2.md: Remove duplicated lines.
1218 2009-10-07 Ben Elliston <bje@au.ibm.com>
1220 * config.gcc (powerpc*-*-*): Handle a2.
1221 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1222 * config/rs6000/a2.md: New file.
1223 * config/rs6000/rs6000.opt (mno-update): New.
1224 (mupdate): Return to using a mask, not a var.
1225 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1226 (enum processor_type): Add PROCESSOR_PPCA2.
1227 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1228 (rs6000_override_options): Add "a2" to processor_target_table.
1229 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1230 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1232 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1234 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1235 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1236 reference to nonexistent gen_truncxfxf2 function.
1238 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1240 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1241 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1242 (general_operand): Handle TI mode.
1243 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1244 using SDWIM mode iterator.
1245 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1246 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1247 using DWI mode iterator.
1248 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1249 patterns using SWI mode iterator.
1250 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1251 using SWI48 mode iterator.
1252 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1253 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1254 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1255 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1256 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1257 using SDWIM mode iterator.
1258 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1259 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1260 using DWI mode iterator.
1261 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1262 patterns using SWI mode iterator.
1263 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1264 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1265 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1266 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1267 patterns using plusminus code iterator.
1268 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1269 sub<mode>3 patterns using plusminus code iterator.
1270 * config/i386/i386.c (override_options): Update the call to
1271 gen_subdi_carry_rex64 for renamed function.
1272 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1273 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1274 calls to instruction expanders.
1276 2009-10-06 Martin Jambor <mjambor@suse.cz>
1279 * opts.c (decode_options): Run IPA-SRA at -O2.
1281 2009-10-06 Richard Guenther <rguenther@suse.de>
1283 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1285 2009-10-06 Tobias Burnus <burnus@net-b.de>
1288 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1289 -flto and -fwhole-program flags can be combined.
1291 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1294 * gcc.c (process_command): Check that -o argument was specified.
1296 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1298 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1300 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1302 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1303 * doc/invoke.texi (Warning Options): Annotate allowed languages
1304 for -Wunsuffixed-float-constants.
1306 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1308 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1309 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1310 same name and isn't the main variant.
1313 * dwarf2out.c (loc_by_reference): Removed.
1314 (dw_loc_list_1): New function.
1315 (dw_loc_list): Remove toplev argument, add want_address argument.
1316 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1317 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1318 want_address == 2 to dw_loc_list. For successful dw_loc_list
1319 set have_address to 1 only if want_address is not 0.
1321 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1323 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1324 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1325 a code block followed by two pointers.
1326 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1327 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1328 (MIPS_MOVE): Likewise.
1329 (MIPS_LUI): Likewise.
1330 (MIPS_JR): Likewise.
1331 (MIPS_BAL): Likewise.
1332 (MIPS_NOP): Likewise.
1333 (mips_asm_trampoline_template): Delete.
1334 (mips_trampoline_code_size): New function.
1335 (mips_trampoline_init): Add shorter sequences for all cases
1336 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1337 Calculate the opcodes directly, rather than copying from a template.
1338 Only flush the code part of the trampoline.
1339 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1341 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1343 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1344 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1345 (INCOMING_RETURN_ADDR_RTX): Likewise.
1346 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1348 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1349 with RETURN_ADDR_REGNUM.
1350 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1351 * config/mips/mips.c (mips16_build_call_stub): Replace
1352 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1353 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1354 (mips_print_operand_punctuation): Likewise.
1355 (mips_frame_set): Likewise.
1356 (mips16e_output_save_restore): Likewise.
1357 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1358 (mips_save_reg_p): Likewise.
1359 (mips_return_addr): Likewise.
1360 (mips_set_return_address): Likewise.
1361 (mips_direct_save_slot_move_p): Likewise.
1362 (mips_output_function_prologue): Likewise.
1363 (mips_restore_reg): Likewise.
1364 (mips_expand_epilogue): Likewise.
1365 (mips_epilogue_uses): Likewise.
1366 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1367 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1368 (clear_hazard_<mode>): Likewise.
1369 (call_internal): Likewise.
1370 (call_internal_direct): Likewise.
1371 (call_direct_split): Likewise.
1372 (call_value_internal): Likewise.
1373 (call_value_split): Likewise.
1374 (call_value_internal_direct): Likewise.
1375 (call_value_direct_split): Likewise.
1376 (call_value_multiple_internal): Likewise.
1377 (call_value_multiple_split): Likewise.
1379 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1380 Jakub Jelinek <jakub@redhat.com>
1382 PR rtl-optimization/41511
1383 * combine.c (record_value_for_reg): Pass explicit values as argument
1384 to get_last_value_validate.
1385 (get_last_value_validate): Document INSN parameter.
1386 For non-readonly MEMs, assume they might have been modified if INSN
1387 was in another basic block.
1388 (get_last_value): Minor reformatting.
1390 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1393 * final.c (asm_str_count): Split out from asm_insn_count.
1394 * rtl.h (asm_str_count): New prototype.
1395 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1398 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1400 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1402 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1403 Rafael Espindola <espindola@google.com>
1405 * gengtype.c (write_types): Moved call to write_func_for_structure
1406 into seperate loops.
1408 2009-10-05 Richard Guenther <rguenther@suse.de>
1411 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1412 (input_cgraph_1): Input toplevel asms.
1414 2009-10-05 Richard Guenther <rguenther@suse.de>
1417 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1418 (external_aggregate_decl_p): Likewise.
1419 (lto_symtab_compatible): Re-structure. Remove dead code.
1420 For variables ignore toplevel qualifiers when comparing types.
1421 Issue warnings, not errors for mismatched user-alignment.
1423 2009-10-05 Richard Guenther <rguenther@suse.de>
1427 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1428 (struct lto_symtab_identifier_def): Likewise.
1429 (struct lto_symtab_decl_def): Likewise.
1430 (struct lto_symtab_entry_def): New.
1431 (lto_symtab_identifier_t): Rename to ...
1432 (lto_symtab_entry_t): ... this.
1433 (lto_symtab_decls): Remove.
1434 (lto_symtab_base_hash): Rename to ...
1435 (lto_symtab_entry_hash): ... this.
1436 (lto_symtab_base_eq): Rename to ...
1437 (lto_symtab_entry_eq): ... this.
1438 (lto_symtab_base_marked_p): Rename to ...
1439 (lto_symtab_entry_marked_p): ... this.
1440 (lto_symtab_identifier_marked_p): Remove.
1441 (lto_symtab_decl_marked_p): Likewise.
1442 (lto_symtab_maybe_init_hash_tables): Rename to ...
1443 (lto_symtab_maybe_init_hash_table): ... this.
1444 (lto_symtab_set_resolution_and_file_data): Remove.
1445 (lto_symtab_register_decl): New function.
1446 (lto_symtab_get_identifier): Remove.
1447 (lto_symtab_get): New function.
1448 (lto_symtab_get_resolution): Adjust.
1449 (lto_symtab_get_identifier_decl): Remove.
1450 (lto_symtab_set_identifier_decl): Likewise.
1451 (lto_symtab_merge_decl): Rename to ...
1452 (lto_symtab_merge): ... this. Rewrite.
1453 (lto_symtab_merge_var): Remove.
1454 (lto_symtab_merge_fn): Likewise.
1455 (lto_symtab_prevailing_decl): Adjust.
1456 (lto_cgraph_replace_node): New function.
1457 (lto_symtab_merge_decls_2): Likewise.
1458 (lto_symtab_merge_decls_1): Likewise.
1459 (lto_symtab_fixup_var_decls): Likewise.
1460 (lto_symtab_resolve_symbols): Likewise.
1461 (lto_symtab_merge_decls): Likewise.
1462 (lto_symtab_prevailing_decl): Adjust.
1463 (lto_symtab_get_symtab_def): Remove.
1464 (lto_symtab_get_file_data): Likewise.
1465 (lto_symtab_clear_resolution): Adjust.
1466 (lto_symtab_clear_resolution): Likewise.
1467 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1468 (input_cgraph_1): Likewise.
1469 * lto-streamer-in.c (get_resolution): Do not provide fake
1470 symbol resolutions here.
1471 (deferred_global_decls): Remove.
1472 (lto_register_deferred_decls_in_symtab): Likewise.
1473 (lto_register_var_decl_in_symtab): Change signature, register
1474 variable via lto_symtab_register_decl.
1475 (lto_register_function_decl_in_symtab): Likewise.
1476 (lto_read_tree): Adjust.
1477 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1478 (lto_symtab_merge_var): Likewise.
1479 (lto_symtab_merge_fn): Likewise.
1480 (lto_symtab_register_decl): Declare.
1481 (lto_symtab_merge_decls): Likewise.
1483 2009-10-05 Richard Guenther <rguenther@suse.de>
1485 PR tree-optimization/23821
1486 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1487 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1488 simple IV increments.
1490 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1492 * config/arm/arm.c (arm_override_options): Really initialize
1493 flag_dwarf2_cfi_asm to 0.
1495 2009-10-05 Doug Kwan <dougkwan@google.com>
1497 PR rtl-optimization/41574
1498 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1499 floating point and we are not doing unsafe math optimizations.
1501 2009-10-03 Simon Baldwin <simonb@google.com>
1502 Cary Coutant <ccoutant@google.com>
1503 Rafael Espindola <espindola@google.com>
1504 Richard Guenther <rguenther@suse.de>
1505 Jan Hubicka <jh@suse.cz>
1506 Doug Kwan <dougkwan@google.com>
1507 H.J. Lu <hongjiu.lu@intel.com>
1508 Bill Maddox <maddox@google.com>
1509 Ryan Mansfield <rmansfield@qnx.com>
1510 Diego Novillo <dnovillo@google.com>
1511 Ollie Wild <aaw@google.com>
1512 Kenneth Zadeck <zadeck@naturalbridge.com>
1514 * lto-cgraph.c: New file.
1515 * lto-compress.c: New file.
1516 * lto-compress.h: New file.
1517 * lto-opts.c: New file.
1518 * lto-section-in.c: New file.
1519 * lto-section-out.c: New file.
1520 * lto-streamer-in.c: New file.
1521 * lto-streamer-out.c: New file.
1522 * lto-streamer.c: New file.
1523 * lto-streamer.h: New file.
1524 * lto-symtab.c: New file.
1525 * lto-wpa-fixup.c: New file.
1526 * lto-wrapper.c: New file.
1528 2009-10-03 Simon Baldwin <baldwin@google.com>
1529 Ben Elliston <bje@au.ibm.com>
1530 Rafael Espindola <espindola@google.com>
1531 Nathan Froyd <froydnj@codesourcery.com>
1532 Jan Hubicka <jh@suse.cz>
1533 Doug Kwan <dougkwan@google.com>
1534 Diego Novillo <dnovillo@google.com>
1535 Kenneth Zadeck <zadeck@naturalbridge.com>
1537 * Makefile.in (enable_lto): New.
1538 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1539 (LINKER_PLUGIN_API_H): Define.
1540 (LTO_SYMTAB_H): Define.
1541 (LTO_STREAMER_H): Define.
1542 (TREE_VECTORIZER_H): Define.
1543 (INCLUDES): Add LIBELFINC.
1544 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1545 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1546 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1547 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1548 (native): Add lto-wrapper$(exeext)
1549 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1550 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1551 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1552 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1553 (varasm.o): Add dependency on tree-iterator.h.
1554 (cgraph.o): Add dependency on cif-code.def.
1555 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1556 (ipa-pure-const.o): Likewise.
1557 (GTFILES): Add lto-symtab.c.
1558 (install-lto-wrapper): New.
1559 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1560 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1561 * config.in: Regenerate.
1563 2009-10-03 Rafael Espindola <espindola@google.com>
1564 Diego Novillo <dnovillo@google.com>
1566 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1567 ipa_write_summaries.
1568 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1570 (cgraph_optimize): Make extern.
1572 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1573 Kenneth Zadeck <zadeck@naturalbridge.com>
1575 * toplev.c (in_lto_p): Declare.
1576 * collect2.c (scan_prog_file): Read all the output when reading
1577 information for LTO.
1578 (enum lto_mode_d): Declare.
1580 2009-10-03 Richard Guenther <rguenther@suse.de>
1581 Diego Novillo <dnovillo@google.com>
1583 * gimple.c: Include target.h and alias.h.
1584 (gimple_types): Declare.
1585 (type_hash_cache): Declare.
1586 (gimple_alloc_stat): Make extern.
1587 (gimple_build_eh_must_not_throw): Call
1588 gimple_eh_must_not_throw_set_fndecl.
1589 (struct type_pair_d): Declare.
1590 (type_pair_t): Declare.
1591 (type_pair_hash): New.
1592 (type_pair_eq): New.
1593 (lookup_type_pair): New.
1594 (gimple_force_type_merge): New.
1595 (compare_type_names_p): New.
1596 (compare_field_offset): New.
1597 (gimple_types_compatible_p): New.
1598 (struct sccs): Declare.
1599 (next_dfs_num): Declare.
1600 (iterative_hash_gimple_type): New.
1602 (iterative_hash_type_name): New.
1603 (iterative_hash_gimple_type): New.
1604 (gimple_type_hash): New.
1605 (gimple_type_eq): New.
1606 (gimple_register_type): New.
1607 (print_gimple_types_stats): New.
1608 (gimple_signed_or_unsigned_type): New.
1609 (gimple_unsigned_type): New.
1610 (gimple_signed_type): New.
1611 (gimple_get_alias_set): New.
1612 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1613 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1614 (gimple_force_type_merge): Declare.
1615 (gimple_types_compatible_p): Declare.
1616 (gimple_register_type): Declare.
1617 (print_gimple_types_stats): Declare.
1618 (gimple_unsigned_type): Declare.
1619 (gimple_signed_type): Declare.
1620 (gimple_get_alias_set): Declare.
1621 (gimple_eh_must_not_throw_set_fndecl): New.
1623 2009-10-03 Jan Hubicka <jh@suse.cz>
1624 Kenneth Zadeck <zadeck@naturalbridge.com>
1626 * ipa-pure-const.c: Include lto-streamer.h.
1627 (register_hooks): Factor out of ...
1628 (generate_summary): ... here.
1629 (pure_const_write_summary): New.
1630 (pure_const_read_summary): New.
1631 (pass_ipa_pure_const): Add pure_const_write_summary and
1632 pure_const_read_summary.
1633 * ipa-reference.c: Include lto-streamer.h.
1634 (add_new_function): New.
1635 (remove_node_data): New.
1636 (duplicate_node_data): New.
1637 (ipa_init): Guard against multiple calls.
1638 Move hook setup from analyze_function.
1639 (write_node_summary_p): New.
1640 (ipa_reference_write_summary): New.
1641 (ipa_reference_read_summary): New.
1642 (pass_ipa_reference): Add ipa_reference_write_summary and
1643 ipa_reference_read_summary.
1644 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1645 (struct cgraph_edge): Add fields lto_stmt_uid and
1646 call_stmt_cannot_inline_p.
1647 (cgraph_optimize): Declare.
1648 (cgraph_decide_is_function_needed): Declare.
1649 (reset_inline_failed): Declare.
1650 (enum LTO_cgraph_tags): Declare.
1651 (LTO_cgraph_tag_names): Declare.
1652 (LCC_NOT_FOUND): Define.
1654 2009-10-03 Doug Kwan <dougkwan@google.com>
1655 Rafael Espindola <espindola@google.com>
1656 Jan Hubicka <jh@suse.cz>
1657 Diego Novillo <dnovillo@google.com>
1658 Kenneth Zadeck <zadeck@naturalbridge.com>
1660 * passes.c (all_regular_ipa_passes): New.
1661 (all_ipa_passes): Rename to all_small_ipa_passes.
1662 (init_optimization_passes): Init all_regular_ipa_passes.
1663 * tree-pass.h (all_regular_ipa_passes): New.
1664 (all_ipa_passes): Rename to all_small_ipa_passes.
1665 * passes.c (all_lto_gen_passes): New.
1666 (init_optimization_passes): Initialize all_lto_gen_passes.
1667 (execute_ipa_summary_passes): Make non-static.
1668 (ipa_write_summaries_1): New.
1669 (ipa_write_summaries_2): New.
1670 (ipa_write_summaries): New.
1671 (ipa_write_summaries_of_cgraph_node_set): New.
1672 (ipa_read_summaries_1): New.
1673 (ipa_read_summaries): New.
1674 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1675 (execute_regular_ipa_pass_list): Remove.
1676 (init_optimization_passes): Schedule
1677 pass_rebuild_cgraph_edges and pass_early_inline outside
1678 of pass_all_early_optimizations. Document reason.
1679 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1680 pass_ipa_lto_finish_out): New pass.
1681 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1682 (execute_all_ipa_transforms): New.
1683 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1684 (dump_properties, debug_properties): New.
1685 * tree-optimize.c (gate_all_early_local_passes): Return
1686 false if we are in lto1.
1687 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1688 * tree-pass.h (execute_all_ipa_transforms): Declare.
1689 (pass_ipa_function_and_variable_visibility): Declare.
1690 (pass_ipa_early_inline): Declare.
1691 (pass_ipa_lto_gimple_out): Declare.
1692 (pass_ipa_lto_wpa_fixup): Declare.
1693 (pass_ipa_lto_finish_out): Declare.
1694 (all_small_ipa_passes, all_regular_ipa_passes,
1695 all_lto_gen_passes): Declare.
1696 (execute_ipa_summary_passes): Declare.
1697 (execute_all_ipa_transforms): Declare.
1698 (ipa_write_summaries): Declare
1699 (ipa_write_summaries_of_cgraph_node_set): Declare.
1700 (ipa_read_summaries): Declare.
1702 2009-10-03 Doug Kwan <dougkwan@google.com>
1703 Ollie Wild <aaw@google.com>
1705 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1707 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1708 (lto_mode): New variable.
1709 (maybe_run_lto_and_relink): Handle the -fwpa option.
1710 (main): Handle the -fwpa option.
1711 (maybe_unlink_list): New function.
1712 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1713 * common.opt (flto): New flag.
1714 * toplev.c (flag_generate_lto): Declare.
1716 2009-10-03 Simon Baldwin <simonb@google.com>
1718 * common.opt (flto-compression-level): New flag.
1720 * opts.c: Include lto-opts.h.
1721 (handle_option): Call lto_register_user_option for each
1722 valid option handled.
1723 (decode_options): Clear registered options before the options
1726 2009-10-03 Cary Coutant <ccoutant@google.com>
1728 * collect2.c (is_elf): New function.
1729 (scan_prog_file): Require LTO object to be in ELF format.
1731 2009-10-03 Rafael Espindola <espindola@google.com>
1733 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1734 libgcc to the linker.
1736 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1738 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1739 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1741 * collect2.h (collect_execute): Add flags argument.
1742 * tlink.c (tlink_execute): Update call to collect_execute.
1743 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1744 (use_linker_plugin): New.
1745 (use_linker_plugin_spec_function): New.
1746 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1747 (linker_plugin_file_spec): New.
1748 (lto_wrapper_spec): New.
1749 (lto_gcc_spec): New.
1750 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1751 (static_spec_functions): Add use-linker-plugin.
1752 (process_command): Handle -use-linker-plugin.
1753 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1754 linker_plugin_file_spec and lto_gcc_spec.
1755 (use_linker_plugin_spec_function): New.
1757 2009-10-03 Richard Guenther <rguenther@suse.de>
1761 * tree.h (is_lang_specific): Include LANG_TYPE.
1762 * tree.c (find_decls_types_r): Manually add interesting parts
1763 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1765 * gimple.c (type_pair_hash): Make symmetric.
1766 (type_pair_eq): Likewise.
1767 (lookup_type_pair): Increase initial hashtable size.
1768 (gimple_force_type_merge): Rely on type-pair symmetry.
1769 (visit): Remove excessive checking code.
1770 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1771 (gimple_register_type): Remove getenv calls, shrink initial
1775 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1776 inline functions if not generating lto output.
1779 * toplev.c (finalize): In WPA mode remove the asm file.
1781 2009-10-03 Doug Kwan <dougkwan@google.com>
1783 * ipa-inline.c (cgraph_mark_inline): Check
1784 edge->call_stmt_cannot_inline_p instead of calling
1785 gimple_call_cannot_inline_p.
1786 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1787 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1788 (inline_generate_summary): Do nothing in LTRANS.
1789 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1790 exists before calling gimple_call_cannot_inline_p.
1791 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1792 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1793 Update new_edge->lto_stmt_uid.
1794 * cgraphbuild.c (reset_inline_failed): New.
1796 * common.opt (fwpa): New flag.
1797 (fltrans): New option.
1798 * gcc.c (gcc_lto_option_t): New type.
1799 (current_lto_option): New variable.
1800 (lto_single_spec_function): Remove and is replaced by ..
1801 (lto_option_spec_function): New function.
1802 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1803 passing the -flto flag.
1804 (cc1_options): Separate non-LTO related parts into ..
1805 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1806 (lto1_options): New spec for lto FE.
1807 (link_lto_options): New spec for handling LTO flags in linker.
1808 (invoke_lto_single): Re-format to fit in 80 column. Replace
1809 lto-single with lto-option.
1810 (static_specs): Add cc1_non_lto_options, lto1_options and
1812 (static_spec_function): Replace lto-single with lto-option.
1813 (process_command): Handle -flto, -fwpa and -fltran by setting
1814 current_lto_option and not passing it to subprocess unconditionally.
1816 2009-10-03 Bill Maddox <maddox@google.com>
1818 Add `gcc' driver support for link-time code generation (LTO).
1820 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1821 (lto_flag, lto_objects, lto_o_file): New variables.
1822 (struct lto_object, struct lto_object_list): New structures.
1823 (collect_exit, handler): Remove LTO temporary output file on exit.
1824 (add_lto_object): New function.
1825 (maybe_run_lto_and_relink): New function. Perform link time code
1826 generation and relinking for object files containing LTO information.
1827 (main): Invoke maybe_run_lto_and_relink().
1828 (dump_argv): New function. For debugging, currently disabled.
1829 (scan_prog_file): Add LTO information pass.
1830 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1832 * toplev.c (compile_file): Emit assembler directive to create
1833 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1835 2009-10-03 Diego Novillo <dnovillo@google.com>
1837 * c.opt: Add LTO to warn_abi and warn_psabi.
1839 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1840 inline function. Ignore language-specific nodes. Update all users.
1841 (find_decls_types_r): Do not traverse the subtrees of
1842 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1843 * tree.h (is_lang_specific): New.
1844 * langhooks.h (struct lang_hooks_for_decls): Remove
1845 may_need_assembler_name_p. Update all users.
1847 * c-common.c (set_builtin_user_assembler_name): Move ...
1848 * builtins.c (set_builtin_user_assembler_name): ... here.
1849 (is_builtin_name): Add comment
1850 (is_builtin_fn): New.
1851 * except.c (output_ttype): Only call
1852 lookup_type_for_runtime if TYPE is not a runtime type.
1854 * passes.c (register_pass): Call position_pass on
1855 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1856 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1857 (TV_IPA_LTO_DECL_IO): Define.
1858 (TV_IPA_LTO_CGRAPH_IO): Define.
1860 (TV_WHOPR_WPA): Define.
1861 (TV_WHOPR_WPA_IO): Define.
1862 (TV_WHOPR_LTRANS): Define.
1863 (TV_WHOPR_WPA_FIXUP): Define.
1864 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1865 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1866 * tree-flow.h (tree_node_can_be_shared): Declare.
1867 * tree-inline.c (tree_can_inline_p): Check that E has a
1868 statement associated with it.
1869 * tree.c (free_lang_data_in_binf): Factor out of ...
1870 (free_lang_data_in_type): ... here.
1871 Call RECORD_OR_UNION_TYPE_P.
1872 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1873 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1874 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1875 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1876 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1877 (gate_free_lang_data): Return true if flag_generate_lto is set.
1878 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1879 * c-common.h (set_builtin_user_assembler_name): Move ...
1880 * tree.h (set_builtin_user_assembler_name): ... here.
1882 * common.opt (flto-report): New flag.
1883 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1884 * collect2.c (scan_prog_file): Send the error output of
1885 'nm' to HOST_BIT_BUCKET.
1887 2009-10-03 Ollie Wild <aaw@google.com>
1889 * langhooks-def.h (lhd_begin_section): New function declaration.
1890 (lhd_write_section): New function declaration.
1891 (lhd_end_section): New function declaration.
1892 (LANG_HOOKS_BEGIN_SECTION): New macro.
1893 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1894 (LANG_HOOKS_END_SECTION): New macro.
1895 (LANG_HOOKS_LTO): New macro.
1896 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1897 * langhooks.c (output.h): Add include.
1898 (saved_section): New static variable.
1899 (lhd_begin_section): New function.
1900 (lhd_write_section_data): New function.
1901 (lhd_end_section): New function.
1902 * langhooks.h (struct lang_hooks_for_lto): New structure.
1903 (struct lang_hooks): Add member lto.
1904 * Makefile.in (langhooks.o): Add dependency on output.h.
1906 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1908 2009-10-03 Richard Guenther <rguenther@suse.de>
1910 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1913 2009-10-03 Simon Baldwin <simonb@google.com>
1914 Richard Guenther <rguenther@suse.de>
1915 Janis Johnson <janis187@us.ibm.com>
1916 Doug Kwan <dougkwan@google.com>
1917 Diego Novillo <dnovillo@google.com>
1918 Ramana Radhakrishnan <ramana.r@gmail.com>
1919 Ollie Wild <aaw@google.com>
1921 * doc/install.texi: Add documentation for libelf and --enable-lto.
1922 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1923 -flto-report, -flto-compression-level and -use-linker-plugin.
1924 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1925 Add section for LTO Testing.
1927 2009-10-02 Cary Coutant <ccoutant@google.com>
1929 Add support for comdat type sections for DWARF v4.
1930 Merge from dwarf4 branch.
1932 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1933 (dw_die_ref): Define vector type.
1934 (enum dw_val_class): Add dw_val_class_data8.
1935 (struct dw_val_struct): Add v.val_data8.
1936 (comdat_type_node_ref): New type.
1937 (struct die_struct): Move die_symbol into a union; add new field
1938 die_type_node. Change all uses.
1939 (comdat_type_node): New type.
1940 (skeleton_chain_node): New type.
1941 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1942 (comdat_type_list): New variable.
1943 (dwarf_tag_name): Add DW_TAG_type_unit.
1944 (dwarf_attr_name): Add DW_AT_signature.
1945 (add_AT_data8): New function.
1946 (replace_child): New function.
1947 (move_all_children): New function.
1948 (print_signature): New function.
1949 (print_die): Print signature information; add dw_val_class_data8.
1950 (attr_checksum): Support dw_val_class_data8.
1951 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1952 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1953 (checksum_sleb128, checksum_uleb128): New functions.
1954 (checksum_die_context): New function.
1955 (loc_checksum_ordered): New function.
1956 (attr_checksum_ordered): New function.
1957 (struct checksum_attributes): New structure.
1958 (collect_checksum_attributes): New function.
1959 (die_checksum_ordered): New function.
1960 (generate_type_signature): New function.
1961 (same_dw_val_p): Add dw_val_class_data8.
1962 (is_symbol_die): Use new is_declaration_die function.
1963 (is_declaration_die): New function.
1964 (should_move_die_to_comdat): New function.
1965 (clone_die): New function.
1966 (clone_tree): New function.
1967 (clone_as_declaration): New function.
1968 (copy_declaration_context): New function.
1969 (generate_skeleton_ancestor_tree): New function.
1970 (generate_skeleton_bottom_up): New function.
1971 (generate_skeleton): New function.
1972 (remove_child_or_replace_with_skeleton): New function.
1973 (break_out_comdat_types): New function.
1974 (struct decl_table_entry): New type.
1975 (htab_decl_hash): New function.
1976 (htab_decl_eq): New function.
1977 (htab_decl_del): New function.
1978 (copy_ancestor_tree): New function.
1979 (copy_decls_walk): New function.
1980 (copy_decls_for_unworthy_types): New function.
1981 (build_abbrev_table): Don't assert on missing die_symbol when doing
1982 comdat type sections.
1983 (size_of_die): Use DW_FORM_sig8 for external references. Add
1985 (unmark_dies): Don't assert for unmarked dies when doing comdat
1987 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1988 (output_signature): New function.
1989 (output_die): Likewise.
1990 (output_compilation_unit_header): Mark output as DWARF version 3
1991 even if generating DWARF 4.
1992 (output_comdat_type_unit): New function.
1993 (output_line_info): Mark output as DWARF version 3 even if generating
1995 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1997 (dwarf2out_end_source_file): Likewise.
1998 (prune_unused_types_walk_attribs): Don't follow references into
1999 comdat type sections.
2000 (prune_unused_types_mark): When generating type units, do not mark
2001 children of non-defining declarations of types; do mark children of
2003 (prune_unused_types): Process comdat type sections.
2004 (htab_ct_hash): New function.
2005 (htab_ct_eq): New function.
2006 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
2007 Add a pointer to the line table from type unit entries so
2008 DW_AT_decl_file has meaning.
2009 * varasm.c (default_elf_asm_named_section): Use identifier name as
2010 comdat key instead of lang hook.
2012 2009-10-02 Neil Vachharajani <nvachhar@google.com>
2014 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
2016 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
2018 * config/i386/i386.md (SWIM248): New mode iterator.
2019 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
2020 divmodhi4 patterns using SWIM248 macro.
2021 (*divmod<mode>4): Macroize insn_and_split pattern from
2022 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
2023 and their corresponding splitters usign SWIM248 macro. Split SImode
2024 insn to generate cltd and DImode insn to generate cqto instead of
2025 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
2026 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
2027 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
2028 *divmodsi_noext patterns using SWIM248 macro.
2029 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
2030 udivmodhi4 patterns using SWIM248 macro.
2031 (*udivmod<mode>4): Macroize insn_and_split pattern from
2032 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
2033 corresponding splitters using SWIM248 macro.
2034 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2035 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2037 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2039 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2040 of zero-sized element is zero-sized regardless of its extent.
2042 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2045 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2046 * configure: Regenerated.
2047 * config.in: Regenerated.
2048 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2049 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2050 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2051 not emitting .eh_frame, emit .cfi_sections .debug_frame
2056 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2057 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2059 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2060 vars use DECL_RTL with resetting it back to NULL afterwards.
2061 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2062 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2063 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2064 the attribute type allows it, otherwise use DW_FORM_dataN.
2065 (mem_loc_descriptor): Handle CONST_STRING.
2066 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2067 Handle MEM with CONST_STRING address using add_AT_string.
2068 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2069 CONST_STRING for const arrays initialized with a string literal.
2070 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2071 (dwarf2out_finish): Call resolve_addr.
2073 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2074 Maxim Kuvyrkov <maxim@codesourcery.com>
2076 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2078 2009-10-02 Nick Clifton <nickc@redhat.com>
2080 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2081 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2083 2009-10-01 Jan Hubicka <jh@suse.cz>
2085 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2086 (cgraph_create_virtual_clone): Just pass redirect_callers
2088 * cgraph.h (cgraph_clone_node): Update prototype.
2089 * ipa-pure-const.c (self_recursive_p): New function.
2090 (propagate): Use it.
2091 * ipa-inline.c (cgraph_clone_inlined_nodes,
2092 cgraph_decide_recursive_inlining): Update.
2094 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2096 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2097 instructions for TARGET_OCTEON.
2099 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2101 * config/arm/arm.c (arm_override_options): Turn off
2102 flag_dwarf2_cfi_asm for AAPCS variants.
2104 2009-10-01 Martin Jambor <mjambor@suse.cz>
2107 * tree-sra.c (convert_callers): Do not call
2108 compute_inline_parameters on one caller more than once.
2110 2009-10-01 Nick Clifton <nickc@redhat.com>
2112 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2113 an empty string if not already defined.
2115 2009-10-01 Martin Jambor <mjambor@suse.cz>
2118 * tree-sra.c (is_va_list_type): New function.
2119 (find_var_candidates): Call is_va_list_type.
2120 (find_param_candidates): Check that the type or the type pointed
2121 to are not va_list types.
2123 2009-10-01 Martin Jambor <mjambor@suse.cz>
2126 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2127 DECL_ARTIFICIAL (param_decl) is true.
2129 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2131 * tree.h (tree_decl_common::lang_flag_8): New.
2132 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2134 * c-common.h (RID_CONSTEXPR): New.
2136 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2138 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2139 Use ref-all pointers.
2140 (alpha_gimplify_va_arg): Ditto.
2142 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2145 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2146 before insn counting loop now that BB_END (bb) is counted. Ensure
2147 the return value isn't zero.
2149 2009-09-30 Nick Clifton <nickc@redhat.com>
2151 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2152 with separate definitions of c_target_objs and cxx_target_objs.
2153 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2155 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2156 sh_symbian_import_export_class.
2157 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2158 * config/sh/symbian.c: Delete, moving code into...
2159 * config/sh/symbian-base.c: ... here
2160 * config/sh/symbian-c.c: ... and here
2161 * config/sh/symbian-cxx.c: ... and here.
2163 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2166 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2167 of plus RTX into register.
2169 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2171 * doc/install.texi: Linguistic and markup fixes.
2172 (Configuration) <--disable-cpp>: Remove description.
2173 <--enable-maintainer-mode>: Autotools files are affected, too.
2174 <--with-sysroot>: Improve description.
2175 (Building): Bump required GNU make version.
2177 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2179 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2180 (x86_64-*-*): Ditto.
2182 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2183 intrinisics for FMA4.
2184 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2185 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2186 Add FMA4 check and fma4intrin.h.
2187 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2189 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2190 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2191 constant for FMA4 support.
2192 (UNSPEC_FMA4_FMADDSUB): Ditto.
2193 (UNSPEC_FMA4_FMSUBADD): Ditto.
2194 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2195 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2196 (ix86_expand_fma4_multiple_memory): Ditto.
2197 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2198 (OPTION_MASK_ISA_FMA4_UNSET): New.
2199 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2200 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2201 (ix86_handle_option): Handle -mfma4.
2202 (isa_opts): Handle -mfma4.
2203 (enum pta_flags): Add PTA_FMA4.
2204 (override_options): Add FMA4 support.
2205 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2206 (IX86_BUILTIN_VFMADDSD): Ditto.
2207 (IX86_BUILTIN_VFMADDPS): Ditto.
2208 (IX86_BUILTIN_VFMADDPD): Ditto.
2209 (IX86_BUILTIN_VFMSUBSS): Ditto.
2210 (IX86_BUILTIN_VFMSUBSD): Ditto.
2211 (IX86_BUILTIN_VFMSUBPS): Ditto.
2212 (IX86_BUILTIN_VFMSUBPD): Ditto.
2213 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2214 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2215 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2216 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2217 (IX86_BUILTIN_VFNMADDSS): Ditto.
2218 (IX86_BUILTIN_VFNMADDSD): Ditto.
2219 (IX86_BUILTIN_VFNMADDPS): Ditto.
2220 (IX86_BUILTIN_VFNMADDPD): Ditto.
2221 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2222 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2223 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2224 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2225 (IX86_BUILTIN_VFMADDPS256): Ditto.
2226 (IX86_BUILTIN_VFMADDPD256): Ditto.
2227 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2228 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2229 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2230 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2231 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2232 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2233 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2234 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2235 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2236 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2237 (enum multi_arg_type): New enum for describing the various FMA4
2238 intrinsic argument types.
2239 (bdesc_multi_arg): New table for FMA4 intrinsics.
2240 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2241 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2243 (ix86_expand_builtin): Add FMA4 intrinsic support.
2244 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2245 operand instructions.
2246 (ix86_expand_fma4_multiple_memory): New function to split the
2247 second memory reference from FMA4 instructions.
2248 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2249 (ssemodesuffixf2s): Ditto.
2250 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2252 (fma4_fmsub<mode>4): Ditto.
2253 (fma4_fnmadd<mode>4): Ditto.
2254 (fma4_fnmsub<mode>4): Ditto.
2255 (fma4_vmfmadd<mode>4): Ditto.
2256 (fma4_vmfmsub<mode>4): Ditto.
2257 (fma4_vmfnmadd<mode>4): Ditto.
2258 (fma4_vmfnmsub<mode>4): Ditto.
2259 (fma4_fmadd<mode>4256): Ditto.
2260 (fma4_fmsub<mode>4256): Ditto.
2261 (fma4_fnmadd<mode>4256): Ditto.
2262 (fma4_fnmsub<mode>4256): Ditto.
2263 (fma4_fmaddsubv8sf4): Ditto.
2264 (fma4_fmaddsubv4sf4): Ditto.
2265 (fma4_fmaddsubv4df4): Ditto.
2266 (fma4_fmaddsubv2df4): Ditto.
2267 (fma4_fmsubaddv8sf4): Ditto.
2268 (fma4_fmsubaddv4sf4): Ditto.
2269 (fma4_fmsubaddv4df4): Ditto.
2270 (fma4_fmsubaddv2df4): Ditto.
2271 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2272 instructions for intrinsics.
2273 (fma4i_fmsub<mode>4): Ditto.
2274 (fma4i_fnmadd<mode>4): Ditto.
2275 (fma4i_fnmsub<mode>4): Ditto.
2276 (fma4i_vmfmadd<mode>4): Ditto.
2277 (fma4i_vmfmsub<mode>4): Ditto.
2278 (fma4i_vmfnmadd<mode>4): Ditto.
2279 (fma4i_vmfnmsub<mode>4): Ditto.
2280 (fma4i_fmadd<mode>4256): Ditto.
2281 (fma4i_fmsub<mode>4256): Ditto.
2282 (fma4i_fnmadd<mode>4256): Ditto.
2283 (fma4i_fnmsub<mode>4256): Ditto.
2284 (fma4i_fmaddsubv8sf4): Ditto.
2285 (fma4i_fmaddsubv4sf4): Ditto.
2286 (fma4i_fmaddsubv4df4): Ditto.
2287 (fma4i_fmaddsubv2df4): Ditto.
2288 (fma4i_fmsubaddv8sf4): Ditto.
2289 (fma4i_fmsubaddv4sf4): Ditto.
2290 (fma4i_fmsubaddv4df4): Ditto.
2291 (fma4i_fmsubaddv2df4): Ditto.
2293 * doc/invoke.texi (-mfma4): Add documentation.
2294 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2296 2009-09-29 Richard Henderson <rth@redhat.com>
2298 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2299 an edge to the new destination block.
2301 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2304 * pa.c (hppa_profile_hook): Use
2305 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2307 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2308 Alexander Monakov <amonakov@ispras.ru>
2311 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2312 (not_postinc_memory_operand): New.
2313 (not_postinc_move_operand): New.
2314 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2315 (*cmovsi_internal): Ditto.
2317 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2319 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2320 restrict issue_rate in first pass when scheduling for register
2323 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2324 Rafael Avila de Espindola <espindola@google.com>
2326 * gengtype.c (plugin_output): New.
2327 (get_output_file_with_visibility): Return plugin_output for plugins.
2328 (main): Parse and use the -P option.
2329 * gty.texi: Update the command line format.
2331 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2334 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2336 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2337 out if !const_ok_for_output.
2340 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2341 case VAR_LOCATION>: Remove gcc_unreachable ().
2343 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2345 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2346 (x86_64-*-*): Ditto.
2347 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2348 back to smmintrin.h.
2349 * config/i386/cpuid.h (bit_SSE5): Remove SSE5 bit.
2350 * config/i386/x86intrin.h: Remove SSE5.
2351 * config/i386/mmintrin-common.h: Delete file.
2352 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2354 2009-09-29 Richard Guenther <rguenther@suse.de>
2356 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2357 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2359 2009-09-29 Nick Clifton <nickc@redhat.com>
2361 * function.c (current_function_name): If there is no current
2362 function just return "<none>".
2364 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2366 * tree-pass.h (register_pass_info): New structure.
2367 (pass_positioning_ops): Move enum from gcc-plugin.h.
2368 (register_pass): New function.
2369 * gcc-plugin.h (plugin_pass): Delete structure.
2370 (pass_positioning_ops): Delete enum.
2371 * plugin.c (regsiter_pass): Delete function.
2372 (position_pass): Delete function.
2373 (added_pass_nodes): Delete variable.
2374 (prev_added_pass_nodes): Delete variable.
2375 (pass_list_node): Delete structure.
2376 * passes.c (make_pass_instance): New function.
2377 (next_pass_1): Change to call make_pass_instance.
2378 (pass_list_node): Move structure from gcc-plugin.h.
2379 (added_pass_nodes): Move variable from plugin.c.
2380 (prev_added_pass_nodes): Move variable from plugin.c.
2381 (position_pass): New function.
2382 (register_pass): New function.
2384 2009-09-28 Easwaran Raman <eraman@google.com>
2386 * ifcvt.c (noce_try_abs): Recognize pattern and call
2387 expand_one_cmpl_abs_nojump.
2388 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2389 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2391 2009-09-28 Ian Lance Taylor <iant@google.com>
2394 * c-opts.c (c_common_handle_option): Don't set
2395 warn_jump_misses_init for -Wall.
2396 * doc/invoke.texi (Warning Options): Update documentation.
2398 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2400 * Makefile.in ($(out_object_file)): Depend on
2401 gt-$(basename $(notdir $(out_file))).h.
2403 2009-09-28 Richard Henderson <rth@redhat.com>
2405 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2406 * except.c (gen_eh_region): Set it.
2407 (duplicate_eh_regions_1): Copy it.
2408 * tree-eh.c (lower_resx): Use it to determine which function
2411 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2412 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2413 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2414 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2415 BUILT_IN_CXA_END_CLEANUP if necessary.
2417 * c-common.c (c_define_builtins): Update call to
2418 build_common_builtin_nodes.
2420 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2422 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2424 2009-09-28 Michael Matz <matz@suse.de>
2426 * builtins.c (interclass_mathfn_icode): New helper.
2427 (expand_builtin_interclass_mathfn): Use it here, and split folding
2429 (fold_builtin_interclass_mathfn): ... this new folder.
2430 (build_call_nofold_loc): New static helper.
2431 (build_call_nofold): New wrapper macro for above.
2432 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2433 (expand_builtin_pow): Ditto.
2434 (expand_builtin_memset_args): Ditto.
2435 (expand_builtin_printf): Ditto.
2436 (expand_builtin_fprintf): Ditto.
2437 (expand_builtin_sprintf): Ditto.
2438 (expand_builtin_memory_chk): Ditto.
2439 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2440 (expand_builtin_stpcpy): Ditto.
2441 (expand_builtin_strcmp): Ditto.
2442 (expand_builtin_strncmp): Ditto.
2443 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2444 (expand_builtin_strcpy_args): Don't call folders.
2445 (expand_builtin_memcmp): Ditto.
2446 (expand_builtin_strncpy): Ditto, and use target.
2447 (expand_builtin_memcpy): Ditto.
2448 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2449 expand_builtin_strpbrk, expand_builtin_memmove,
2450 expand_builtin_memmove_args, expand_builtin_bcopy,
2451 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2452 expand_builtin_strspn, expand_builtin_strcspn,
2453 expand_builtin_fputs): Remove these.
2454 (expand_builtin): Don't call the above, change calls to other
2455 expanders that changed prototype.
2456 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2457 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2458 fold_builtin_interclass_mathfn.
2459 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2460 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2462 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2463 * passes.c (init_optimization_passes): Move pass_fold_builtins
2464 after last phiopt pass.
2465 * tree-inline.c (fold_marked_statements): When folding builtins
2466 iterate over all instruction potentially generated.
2467 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2469 (fold_gimple_call): Use it to always fold calls (into potentially
2470 multiple instructions).
2471 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2472 calls into zero at this time.
2473 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2474 statements generated by builtin folding.
2476 2009-09-28 Nick Clifton <nickc@redhat.com>
2478 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2480 2009-09-28 Duncan Sands <baldrick@free.fr>
2482 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2483 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2484 (register_callback): Dispatch it.
2485 (invoke_plugin_callbacks): Incorporate in sanity check.
2486 * ggc.h (ggc_register_cache_tab): Add declaration.
2487 * ggc-common.c (ggc_register_root_tab): Simplify.
2488 (const_ggc_cache_tab_t): New typedef.
2489 (extra_cache_vec): New vector of dynamically added cache tables.
2490 (ggc_register_cache_tab): New function.
2491 (ggc_scan_cache_tab): New function.
2492 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2493 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2495 2009-09-27 Richard Henderson <rth@redhat.com>
2497 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2498 which we remove __builtin_stack_restore.
2500 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2502 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2503 to test for GRD_INVARIANT.
2504 (simple_rhs_p): Anything that's function_invariant_p is fine.
2506 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2508 * gengtype.c (main): Use plunge_files instead of plugin_output.
2510 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2511 Rafael Avila de Espindola <espindola@google.com>
2513 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2514 Don't print pch related info if it is false.
2515 (main): Don't print pch info in plugin mode.
2517 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2519 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2520 with dw_val_class_const_double.
2521 (struct dw_val_struct): Replace val_long_long with val_double and
2522 adjust for above change.
2523 (output_loc_operands): Likewise.
2524 (add_AT_long_long): Rename into...
2525 (add_AT_double): ...this.
2526 (print_die): Replace dw_val_class_long_long with
2527 dw_val_class_const_double and adjust.
2528 (attr_checksum): Likewise.
2529 (same_dw_val_p): Likewise.
2530 (size_of_die): Likewise.
2531 (value_format): Likewise.
2532 (output_die): Likewise.
2533 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2534 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2535 instead of add_AT_long_long.
2536 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2537 value with the precision of its type.
2539 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2542 * c-typeck.c (build_conditional_expr): Use the readonly and
2543 volatile flags of the operand types, not of the operands itself.
2545 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2547 * collect2.c (main): Look for -brtl before adding libraries.
2549 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2551 * config.gcc: Update OpenBSD targets.
2552 * config/openbsd-stdint.h: New file.
2553 * config/openbsd-libpthread.h: New file.
2554 * config/openbsd.h: Update and break out LIB_SPEC definition.
2555 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2556 * config/i386/openbsdelf.h: Correct types.
2557 * config/m68k/openbsd.h: Likewise.
2558 * config/mips/openbsd.h: Likewise.
2559 * config/vax/openbsd.h: Likewise.
2561 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2563 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2564 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2565 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2566 of the length and zero.
2568 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2570 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2571 (FLAGS_H): Add options.h $(REAL_H).
2572 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2573 (TREE_VECTORIZER_H): New.
2574 (EBITMAP_H): Renamed from EBIMAP_H.
2575 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2576 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2577 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2578 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2579 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2580 (graphite-clast-to-gimple.o, graphite-dependences.o)
2581 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2582 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2583 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2584 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2585 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2586 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2587 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2588 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2589 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2590 updated and fixed as per above changes and per
2591 check_makefile_deps.sh output.
2594 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2595 * configure: Regenerate.
2597 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2599 * doc/install.texi: Update minimum MPC version to 0.7.
2601 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2603 * doc/install.texi (Binaries): Remove reference to the binary
2604 distribution CD-ROM from the FSF.
2606 2009-09-26 Michael Matz <matz@suse.de>
2610 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2611 that are mentioned in the body.
2613 2009-09-26 Michael Matz <matz@suse.de>
2615 PR tree-optimization/41454
2616 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2617 (tree_ssa_dominator_optimize): Don't allocate and free it.
2618 (dom_opt_leave_block): Don't iterate over it.
2619 (eliminate_redundant_computations): Don't return a value.
2620 (cprop_operand, cprop_into_stmt): Ditto.
2621 (optimize_stmt): Don't defer updating stmts.
2623 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2625 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2626 generic_parameter_die, template_parameter_pack_die,
2627 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2628 renaming DW_TAG_formal_parameter_pack and
2629 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2630 and DW_TAG_GNU_template_parameter_pack.
2632 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2634 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2635 * config/v850/v850.c (v850_function_value): New function.
2636 (TARGET_FUNCTION_VALUE): Define.
2638 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2640 * tree-vect-stmts.c (vectorizable_call): Call
2641 mark_symbols_for_renaming after vect_finish_stmt_generation.
2643 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2644 to loc_descriptor_from_tree.
2645 (add_location_or_const_value_attribute): Pass 0 instead of 2
2646 for decl_by_reference_p decls.
2648 2009-09-25 Richard Guenther <rguenther@suse.de>
2651 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2654 2009-09-25 Ben Elliston <bje@au.ibm.com>
2656 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2659 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2661 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2662 form of instruction.
2664 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2667 * fold-const.c (const_binop): Handle complex int division.
2668 * tree-complex.c (expand_complex_div_straight,
2669 expand_complex_div_wide): Update comments.
2671 2009-09-24 DJ Delorie <dj@redhat.com>
2674 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2675 (reg_class): Likewise.
2676 (REG_CLASS_NAMES): Likewise.
2677 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2678 (m32c_override_options): Disable -fivopts for M32C.
2680 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2682 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2683 Delete VSX load/store with update support.
2684 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2685 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2689 (VStype_load_update): Ditto.
2690 (VStype_store_update): Ditto.
2691 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2692 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2694 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2695 load/store with update builtins.
2697 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2699 * libgcc2.c (L_trampoline): Prototype for getpagesize
2700 and mprotect in WINNT case.
2702 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2704 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2705 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2706 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2707 'outgoing' argument.
2708 (TARGET_FUNCTION_VALUE): Define.
2710 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2712 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2714 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2717 * common.opt: Initialize dwarf_strict to -1.
2718 * toplev.c (process_options): Catch unset dwarf_strict
2719 and set to 0 for all targets not overriding.
2720 * config/darwin.c (darwin_override_options): Catch unset
2721 dwarf_strict and override to 1.
2723 2009-09-24 Jeff Law <law@redhat.com>
2725 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2727 2009-09-24 Richard Guenther <rguenther@suse.de>
2729 PR tree-optimization/36143
2730 PR tree-optimization/38747
2731 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2732 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2734 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2737 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2738 return false instead of gcc_unreachable (). For CONST return the
2739 value returned by recursive call instead of always returning true.
2740 (tree_add_const_value_attribute): Return the value returned by
2741 add_const_value_attribute instead of always returning true if rtl
2744 2009-09-23 Justin Seyster <jrseys@gmail.com>
2746 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2748 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2750 * cgraphunit.c (cgraph_lower_function): Revert last change.
2751 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2752 instead of DECL_NO_STATIC_CHAIN.
2753 * tree-cfg.c (verify_gimple_call): Likewise.
2754 * tree-nested.c (get_chain_decl, get_chain_field,
2755 convert_tramp_reference_op, convert_gimple_call): Likewise.
2756 (convert_all_function_calls): Likewise. Always set or clear
2757 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2758 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2759 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2761 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2762 DECL_NO_STATIC_CHAIN.
2763 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2764 instead of DECL_NO_STATIC_CHAIN.
2765 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2766 decl_function_context.
2767 * varasm.c (initializer_constant_valid_p): Likewise.
2768 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2769 (DECL_STATIC_CHAIN): ... this.
2770 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2771 instead of DECL_NO_STATIC_CHAIN.
2773 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2774 Rafael Avila de Espindola <espindola@google.com>
2776 * gengtype.c (nb_plugin_files): Make it unsigned to match
2777 num_gt_files. Adjust other variables to avoid warnings.
2778 (main): Allocate an all zero lang_bitmap before each plugin file name
2779 to match regular file names.
2781 2009-09-23 Richard Henderson <rth@redhat.com>
2783 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2784 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2785 static chain passed in memory.
2786 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2787 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2788 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2789 STATIC_CHAIN_REGNUM defined.
2791 * config/picochip/picochip-protos.h: s/class/klass/.
2792 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2793 (picochip_static_chain): New.
2794 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2795 (STATIC_CHAIN_INCOMING): Remove.
2797 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2798 (xtensa_static_chain): New.
2799 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2800 (STATIC_CHAIN_INCOMING): Remove.
2802 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2804 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2805 * config/pa/pa-protos.h (function_value): Remove.
2806 * config/pa/pa.c (pa_function_value): Rename from function_value.
2807 Make static, add 'outgoing' argument.
2808 (TARGET_FUNCTION_VALUE): Define.
2810 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2812 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2813 instead of cfun->machine->is_leaf.
2814 * config/avr/avr.h (machine_function): Remove is_leaf field.
2816 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2819 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2820 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2821 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2822 the same size, prefer DW_OP_stack_value.
2823 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2824 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2826 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2829 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2831 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2834 * cfgexpand.c (convert_debug_memory_address): New.
2835 (expand_debug_expr): Convert base address and offset to the same
2836 mode. Use it to convert addresses to other modes. Accept
2839 2009-09-23 Richard Guenther <rguenther@suse.de>
2841 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2842 produced for bigendian targets with promoted subregs.
2844 2009-09-23 Richard Guenther <rguenther@suse.de>
2846 * value-prof.c (gimple_ic): Purge old EH edges only after building
2849 2009-09-23 Nick Clifton <nickc@redhat.com>
2851 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2853 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2856 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2859 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2860 on non-nested functions.
2862 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2863 Jan Hubicka <jh@suse.cz>
2865 * dwarf2out.c (loc_list_plus_const): Only define if
2866 DWARF2_DEBUGGING_INFO.
2867 (address_of_int_loc_descriptor): Likewise.
2870 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2872 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2875 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2876 constant is more than zero.
2878 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2881 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2882 call final to emit non-scheduled prologue, instead insert at entry.
2884 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2885 Joseph S. Myers <joseph@codesourcery.com>
2887 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2889 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2890 Rafael Avila de Espindola <espindola@google.com>
2892 * gengtype.c (is_file_equal): New function.
2893 (close_output_files): Use is_file_equal. Free of->buf.
2895 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2896 Rafael Avila de Espindola <espindola@google.com>
2898 * gengtype.c (write_types, write_local): Add the output_header
2899 argument. Update all callers.
2901 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2903 * dwarf2out.c (template_parameter_pack_die,
2904 gen_formal_parameter_pack_die ): New functions.
2905 (make_ith_pack_parameter_name): Remove this function.
2906 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2907 DW_TAG_formal_parameter_pack.
2908 (gen_generic_params_dies): Represent each template parameter pack
2909 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2910 represented by usual DW_TAG_template_*_parameter DIEs that are
2911 children of the DW_TAG_template_parameter_pack element DIE.
2912 (generic_parameter_die): This doesn't deal with parameter pack
2913 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2914 of parameter pack DIEs.
2915 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2916 in certain cases, e.g. for pack elements.
2917 (gen_formal_types_die, gen_decl_die): Adjust usage of
2918 gen_formal_parameter_die.
2919 (gen_subprogram_die): Represent each function parameter pack by a
2920 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2921 represented by usual DW_TAG_formal_parameter DIEs that are children
2922 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2923 ____builtin_va_alist decls as no part of the compiler uses those
2925 * langhooks.h (struct lang_hooks_for_decls): Add
2926 function_parm_expanded_from_pack_p, get_generic_function_decl
2927 and function_parameter_pack_p hooks. Fix comment for
2928 get_innermost_generic_parms hook.
2929 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2930 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2931 macros and use them to initialize lang_hook.
2933 2009-09-22 Richard Henderson <rth@redhat.com>
2935 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2936 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2937 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2938 on TRAMPOLINE_TEMPLATE.
2939 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2940 TRAMPOLINE_ADJUST_ADDRESS.
2941 * targhooks.c (default_asm_trampoline_template): Remove.
2942 (default_trampoline_adjust_address): Remove.
2943 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2944 * targhooks.h: Update decls.
2946 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2948 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2949 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2950 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2952 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2955 * reload1.c (reload): Reset debug insns with pseudos without
2958 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2960 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2961 unconditional true for decimal float modes.
2962 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2963 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2965 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2967 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2968 Enable a new case for __FreeBSD__ >= 7.
2969 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2970 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2971 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2972 and USE_LD_AS_NEEDED.
2974 * doc/install.texi (*-*-freebsd*): Update target information.
2976 2009-09-22 Richard Guenther <rguenther@suse.de>
2979 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2980 arrays really properly.
2982 2009-09-22 Richard Henderson <rth@redhat.com>
2985 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2986 calls.static_chain, calls.trampoline_init,
2987 calls.trampoline_adjust_address.
2988 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2989 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2990 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2991 * builtins.c (expand_builtin_setjmp_receiver): Use
2992 targetm.calls.static_chain; only clobber registers.
2993 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2994 set up memory attributes properly for the trampoline block.
2995 (expand_builtin_adjust_trampoline): Use
2996 targetm.calls.trampoline_adjust_address.
2997 * calls.c (prepare_call_address): Add fndecl argument. Use
2998 targetm.calls.static_chain.
2999 * df-scan.c (df_need_static_chain_reg): Remove.
3000 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
3001 consolodate static chain handling.
3002 * doc/tm.texi: Document new hooks.
3003 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
3004 (init_emit_regs): Don't initialize them.
3005 * expr.h (prepare_call_address): Update decl.
3006 * final.c (profile_function): Use targetm.calls.static_chain.
3007 * function.c (expand_function_start): Likewise.
3008 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
3009 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
3010 only clobber registers.
3011 * targhooks.c (default_static_chain): New.
3012 (default_asm_trampoline_template, default_trampoline_init): New.
3013 (default_trampoline_adjust_address): New.
3014 * targhooks.h: Declare them.
3015 * varasm.c (assemble_trampoline_template): Use
3016 targetm.asm_out.trampoline_template. Make the memory block const
3019 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
3020 alpha_initialize_trampoline. Make static. Merge VMS parameter
3021 differences into the TARGET_ABI_OPEN_VMS code block.
3022 (TARGET_TRAMPOLINE_INIT): New.
3023 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
3024 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
3025 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
3026 (INITIALIZE_TRAMPOLINE): Remove.
3028 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
3029 (TRAMPOLINE_TEMPLATE): Merge with ...
3030 (INITIALIZE_TRAMPOLINE): ... this and move ...
3031 * config/arc/arc.c (arc_trampoline_init): ... here.
3032 (TARGET_TRAMPOLINE_INIT): New.
3034 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3035 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3036 (arm_asm_trampoline_template): New.
3037 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3038 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3039 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3040 code to arm_asm_trampoline_template.
3041 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3042 arm_trampoline_adjust_address.
3043 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3044 adjust for target hook parameters.
3046 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3049 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3050 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3051 (bfin_trampoline_init): Rename from initialize_trampoline;
3052 make static; update for target hook parameters.
3053 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3054 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3055 bfin_asm_trampoline_template.
3056 (INITIALIZE_TRAMPOLINE): Remove.
3058 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3059 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3060 cris_trampoline_init): New.
3061 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3062 cris_asm_trampoline_template.
3063 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3064 adjust for target hook parameters.
3066 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3068 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3069 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3070 fr30_trampoline_init): New.
3071 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3072 fr30_asm_trampoline_template.
3073 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3074 adjust for target hook parameters.
3076 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3077 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3078 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3079 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3080 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3082 * config/h8300/h8300.c (h8300_trampoline_init): New.
3083 (TARGET_TRAMPOLINE_INIT): New.
3084 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3085 to h8300_trampoline_init and adjust for hook parameters.
3087 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3088 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3089 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3090 make static; adjust for hook parameters.
3091 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3093 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3094 (TARGET_TRAMPOLINE_INIT): New.
3095 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3096 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3097 iq2000_asm_trampoline_template.
3098 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3099 (TRAMPOLINE_CODE_SIZE): New.
3100 (TRAMPOLINE_SIZE): Use it.
3101 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3103 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3104 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3105 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3106 adjust for hook parameters.
3107 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3109 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3110 (m32r_trampoline_init): New.
3111 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3112 m32r_trampoline_init.
3114 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3115 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3116 make static; update for hook parameters.
3117 * config/m68hc11/m68hc11-protos.h: Update.
3118 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3120 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3121 (TARGET_TRAMPOLINE_INIT): New.
3122 (mcore_function_value): Fix typo.
3123 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3124 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3125 to mcore_asm_trampoline_template.
3126 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3128 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3129 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3130 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3131 update for hook parameters.
3132 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3134 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3135 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3136 mips_trampoline_init): New.
3137 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3138 mips_asm_trampoline_template.
3139 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3140 update for hook parameters.
3142 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3143 (TARGET_TRAMPOLINE_INIT): New.
3144 (mmix_trampoline_size): Remove.
3145 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3146 make static. Remove out-of-date tetra vs octa comment.
3147 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3148 make static; update for hook parameters.
3149 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3150 (INITIALIZE_TRAMPOLINE): Remove.
3151 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3152 (TRAMPOLINE_ALIGNMENT): New.
3153 * gcc/config/mmix/mmix-protos.h: Update.
3155 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3156 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3157 mn10300_trampoline_init): New.
3158 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3159 mn10300_asm_trampoline_template.
3160 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3162 * config/moxie/moxie.c (moxie_static_chain,
3163 moxie_asm_trampoline_template, moxie_trampoline_init,
3164 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3165 TARGET_TRAMPOLINE_INIT): New.
3166 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3167 moxie_trampoline_init.
3168 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3169 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3171 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3172 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3173 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3174 pa_trampoline_adjust_address): New.
3175 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3176 pa_asm_trampoline_template.
3177 (TRAMPOLINE_ALIGNMENT): New.
3178 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3179 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3180 adjust for hook parameters.
3181 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3183 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3184 (TARGET_TRAMPOLINE_INIT): New.
3185 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3186 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3188 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3190 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3191 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3192 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3193 make static; adjust parameters for the hook.
3194 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3196 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3197 s390_trampoline_template; make static.
3198 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3199 make static; adjust for target hook.
3200 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3201 * config/s390/s390-protos.h: Remove trampoline decls.
3202 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3203 (TRAMPOLINE_TEMPLATE): Remove.
3204 (TRAMPOLINE_ALIGNMENT): New.
3206 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3207 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3208 (TARGET_TRAMPOLINE_INIT): New.
3209 (score_asm_trampoline_template): New.
3210 (score_trampoline_init): Rename from score_initialize_trampoline;
3211 make static; adjust for hook parameters.
3212 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3213 score[37]_asm_trampoline_template.
3214 (INITIALIZE_TRAMPOLINE): Remove.
3215 * config/score/score3.c (score3_asm_trampoline_template): New.
3216 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3217 adjust for target hook.
3218 * config/score/score7.c (score7_asm_trampoline_template): New.
3219 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3220 adjust for target hook.
3221 * config/score/score3.h, config/score/score7.h: Update.
3223 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3224 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3225 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3226 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3227 make static; adjust for target hook parameters.
3228 (sh_trampoline_adjust_address): New.
3229 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3230 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3232 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3233 (sparc32_initialize_trampoline): Rename from
3234 sparc_initialize_trampoline; make static; replace tramp parameter
3235 with m_tramp and update memory accesses.
3236 (sparc64_initialize_trampoline): Similarly.
3237 (sparc_trampoline_init): New.
3238 * config/sparc/sparc-protos.h: Remove trampoline decls.
3239 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3240 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3242 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3243 (array_to_constant): Make ARR parameter const.
3244 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3245 make static; update for hook parameters.
3246 * config/spu/spu-protos.h: Update decls.
3247 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3249 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3250 from xstormy16_initialize_trampoline; make static; update for
3252 (TARGET_TRAMPOLINE_INIT): New.
3253 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3255 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3256 (TARGET_TRAMPOLINE_INIT): New.
3257 (v850_can_eliminate): Make static.
3258 (v850_asm_trampoline_template, v850_trampoline_init): New.
3259 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3260 v850_asm_trampoline_template.
3261 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3262 and adjust for target hook parameters.
3264 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3265 (TARGET_TRAMPOLINE_INIT): New.
3266 (vax_asm_trampoline_template, vax_trampoline_init): New.
3267 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3268 vax_asm_trampoline_template.
3269 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3271 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3272 (TARGET_TRAMPOLINE_INIT): New.
3273 (xtensa_asm_trampoline_template): Rename from
3274 xtensa_trampoline_template; make static.
3275 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3276 make static; update for hook parameters.
3277 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3278 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3279 (INITIALIZE_TRAMPOLINE): Remove.
3281 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3282 error for nested functions with regparm=3.
3283 (ix86_compute_frame_layout): Adjust frame pointer offset for
3284 ix86_static_chain_on_stack.
3285 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3286 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3287 don't reset to UNITS_PER_WORD.
3288 (ix86_emit_leave): Adjust ix86_cfa_state.
3289 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3290 (ix86_static_chain): New.
3291 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3292 make static; update for target hook parameters; use ix86_static_chain.
3293 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3294 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3295 (INITIALIZE_TRAMPOLINE): Remove.
3296 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3297 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3298 to the end. Add static_chain_on_stack.
3299 (ix86_static_chain_on_stack): New.
3301 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3302 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3303 (m68k_trampoline_init): New.
3304 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3305 m68k_trampoline_init and adjust for hook parameters.
3306 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3307 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3309 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3311 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3312 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3314 * reload1.c (reload): Call wrap_constant when substituting
3315 reg for equiv inside of DEBUG_INSNs.
3318 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3319 add_call_src_coords_attributes, add_high_low_attributes,
3320 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3321 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3322 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3323 when -gdwarf-2 -gstrict-dwarf.
3324 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3325 -gdwarf-[23] -gstrict-dwarf.
3326 (address_of_int_loc_descriptor, loc_descriptor,
3327 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3328 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3329 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3331 2009-09-22 Richard Guenther <rguenther@suse.de>
3333 PR tree-optimization/41428
3334 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3335 (ccp_finalize): Pass it to substitute_and_fold.
3337 2009-09-22 Richard Guenther <rguenther@suse.de>
3339 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3340 (substitute_and_fold): Adjust prototype.
3341 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3342 (simplify_stmt_using_ranges): Likewise.
3343 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3344 (vrp_fold_stmt): New function.
3345 (vrp_finalize): Pass it to substitute_and_fold.
3346 * tree-flow.h (vrp_evaluate_conditional): Remove.
3347 (simplify_stmt_using_ranges): Likewise.
3348 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3349 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3350 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3352 (fold_predicate_in): Move to tree-vrp.c.
3353 (substitute_and_fold): Use the callback instead of calling into
3354 tree-vrp.c functions directly.
3356 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3358 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3359 comparison warning on rs6000.
3362 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3363 GIMPLE_EH_MUST_NOT_THROW cleanup.
3364 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3366 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3369 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3370 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3371 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3372 libSystem which is derived from the gcc 4.2.1 unwinder.
3374 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3377 * varasm.c (default_encode_section_info): Copy TLS model into
3378 sym_ref flags regardless of backend support for TLS, for all
3379 model types except TLS_MODEL_EMULATED.
3381 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3384 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3385 we can handle it correctly.
3387 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3389 * doc/install.texi (os2): Remove section.
3391 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3393 * doc/standards.texi (Objective-C): Adjust two URLs.
3395 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3397 * tree-tailcall.c (process_assignment): Don't check if a
3398 multiplication or an addition are already present.
3399 (find_tail_calls): Combine multiple additions and multiplications.
3400 (adjust_accumulator_values): Emit accumulators.
3402 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3404 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3405 xmm register restore.
3407 2009-09-21 Jan Hubicka <jh@suse.cz>
3409 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3410 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3413 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3415 * stor-layout.c (layout_type): Remove obsolete code.
3417 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3420 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3422 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3425 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3426 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3427 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3428 * fold-const.c (const_binop): Likewise.
3429 * real.h (do_mpc_arg2): Update prototype.
3431 2009-09-20 Jan Hubicka <jh@suse.cz>
3433 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3434 (add_location_or_const_value_attribute): Rewrite using
3436 (tree_add_const_value_attribute): Return true if successful.
3437 (tree_add_const_value_attribute_for_decl): Likewise.
3439 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3440 (loc_descriptor): ... here;
3441 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3442 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3443 pool items that was not marked for output.
3444 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3445 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3446 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3447 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3448 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3449 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3450 DW_OP_stack_value to get address of items that are not available
3452 (dw_loc_list): Handle single element lists correctly.
3454 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3455 Pascal Obry <obry@adacore.com>
3457 * unwind-dw2-fde.c (classify_object_over_fdes):
3458 Cast the constant 1 to _Unwind_Ptr.
3459 (add_fdes): Likewise.
3460 (linear_search_fdes): Likewise.
3462 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3464 * stor-layout.c (set_sizetype): Avoid useless type copy.
3466 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3468 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3470 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3471 * configure, config.in: Regenerate.
3472 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3474 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3475 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3476 for global data if the output could be used in a shared library.
3477 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3478 to 0 if TARGET_WRITABLE_EH_FRAME.
3480 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3482 PR rtl-optimization/39886
3483 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3484 just when insn is equal to BB_END (bb).
3486 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3488 * config/mips/mips.opt (mrelax-pic-calls): New option.
3489 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3491 (mips_unspec_call): Change "unspec_call" expander into this.
3492 (mips_strip_unspec_call): New function.
3493 (mips_got_load): Call mips_unspec_call instead of
3494 gen_unspec_call<mode>.
3495 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3497 (mips_cfg_in_reorg): New function.
3498 (mips16_lay_out_constants): Use it to decide whether to call
3499 CFG-aware insn splitting.
3500 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3501 mips_reorg. Move DF set-up code from here ...
3502 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3504 (mips_reorg): Call mips_df_reorg instead of
3505 r10k_insert_cache_barriers. Move CFG set-up code here from
3506 r10k_insert_cache_barriers.
3507 (mips_call_expr_from_insn): New function.
3508 (mips_pic_call_symbol_from_set): Likewise.
3509 (mips_find_pic_call_symbol): Likewise.
3510 (mips_annotate_pic_call_expr): Likewise.
3511 (mips_get_pic_call_symbol): Likewise.
3512 (mips_annotate_pic_calls): Likewise.
3513 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3515 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3516 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3517 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3519 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3520 (unspec_call<mode>): Remove it.
3521 (sibcall_internal, sibcall_value_internal,
3522 sibcall_value_multiple_internal, call_internal, call_split,
3523 call_value_internal, call_value_split,
3524 call_value_multiple_internal, call_value_multiple_split): Pass
3525 SIZE_OPNO to MIPS_CALL.
3526 (call_internal_direct, call_direct_split,
3527 call_value_internal_direct, call_value_direct_split): Pass -1 as
3528 SIZE_OPNO to MIPS_CALL.
3529 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3530 * configure: Regenerate.
3531 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3532 and -mno-relax-pic-calls.
3533 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3535 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3538 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3539 in the directory this rule is called from, rather than the
3540 toplevel 'gcc' directory, to fix in-tree build.
3542 2009-09-19 Chris Demetriou <cgd@google.com>
3544 PR preprocessor/28435:
3545 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3546 to cpplib that the preprocessor output is needed.
3548 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3550 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3551 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3552 *return_and_restore_fpregs_<mode>,
3553 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3556 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3557 instead of assuming it has always a REG inside of it.
3559 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3561 * config/freebsd.h: Update comment on types.
3562 (WINT_TYPE): Define.
3564 2009-09-18 Jason Merrill <jason@redhat.com>
3566 * c.opt: Add -fno-deduce-init-list.
3568 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3570 * value-prof.c (interesting_stringop_to_profile_p): Added output
3571 argument to indicate which parameter is the size parameter.
3572 * value-prof.c (gimple_stringop_fixed_value): Use
3573 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3574 * value-prof.c (gimple_stringops_transform): Update call sites to
3575 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3577 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3580 From David Binderman <dcb314@hotmail.com>:
3581 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3582 local variable f. Remove stale comments.
3583 (ix86_compute_frame_layout): Remove useless local variable total_size.
3584 Remove #if 0'd code.
3585 (legitimate_address_p): Remove useless local variables
3586 reason_rtx and reason.
3587 (ix86_split_copysign_const): Remove useless local variable op1.
3588 (scale_counter): Remove useless local variable piece_size_mask.
3590 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3592 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3595 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3598 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3600 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3602 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3605 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3607 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3608 DW_OP_implicit_value even without dwarf_version 4.
3610 2009-09-17 Jan Hubicka <jh@suse.cz>
3612 * dwarf2out.c: Include tree-pass.h and gimple.h.
3613 (loc_list_plus_const): New function.
3614 (loc_descriptor_from_tree_1): Rename to ...
3615 (loc_descriptor_from_tree): ... remove original.
3616 (loc_list_from_tree): New function.
3617 (add_AT_location_description): Accept location list.
3618 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3619 (concatn_mem_loc_descriptor): Remove.
3620 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3622 (secname_for_decl): Move up.
3623 (hidden_reference_p): New function; break out from ...
3624 (loc_by_refernece): ... here; move up.
3625 (dw_loc_list): New function.
3626 (single_element_loc_list): New function.
3627 (single_element_loc_list_p): New function.
3628 (add_loc_descr_to_each): New function.
3629 (add_loc_list): New function.
3630 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3631 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3632 add diagnostics why expansion failed.
3633 (add_location_or_const_value_attribute): Support location lists.
3634 (add_bound_info): Likewise.
3635 (descr_info_loc): Update call of loc_descriptor_from_tree.
3636 (gen_variable_die): Work on location lists.
3637 * final.c (pass_final): Add dump file.
3638 * Makefile.in (dwarf2out.o): Add new dependencies.
3640 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3643 * real.c decimal_from_integer, decimal_integer_string): New.
3644 (real_from_integer): Use them as special case for decimal float.
3645 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3646 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3647 Do not append zero after the decimal point in string to convert.
3649 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3651 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3652 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3654 2009-09-17 Martin Jambor <mjambor@suse.cz>
3656 * common.opt (fipa-sra): New switch.
3657 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3658 * timevar.def (TV_IPA_SRA): New timevar.
3659 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3660 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3661 * tree-sra.c: Include cgraph.c.
3662 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3663 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3664 and grp_not_necessarilly_dereferenced.
3665 (func_param_count): New variable.
3666 (encountered_apply_args): New variable.
3667 (bb_dereferences): New variable.
3668 (final_bbs): New variable.
3669 (no_accesses_representant): New variable.
3670 (no_accesses_p): New function.
3671 (dump_access): Dump the new fields.
3672 (sra_initialize): Set encountered_apply_args to false.
3673 (get_ssa_base_param): New function.
3674 (mark_parm_dereference): New function.
3675 (create_access): Caring for INIDRECT_REFs and different handling of
3676 varialble length accesses in early IPA SRA. Store the stmt - a new
3677 parameter - to the new access.
3678 (build_access_from_expr_1): New parameter stmt, passed to
3679 create_access. Handle INDIRECT_REFs.
3680 (build_access_from_expr): Pass the current statement to
3681 build_access_from_expr_1.
3682 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3684 (build_accesses_from_assign): Pass the current statement to
3685 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3686 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3687 final_bbs when necessary. Check for calls to __builtin_apply_args.
3688 Fixup EH info if anythng was changed.
3689 (is_unused_scalar_param): New function.
3690 (ptr_parm_has_direct_uses): New function.
3691 (find_param_candidates): New function.
3692 (mark_maybe_modified): New function.
3693 (analyze_modified_params): New function.
3694 (propagate_dereference_distances): New function.
3695 (dump_dereferences_table): New function.
3696 (analyze_caller_dereference_legality): New function.
3697 (unmodified_by_ref_scalar_representative): New function.
3698 (splice_param_accesses): New function.
3699 (decide_one_param_reduction): New function.
3700 (enum ipa_splicing_result): New type.
3701 (splice_all_param_accesses): New function.
3702 (get_param_index): New function.
3703 (turn_representatives_into_adjustments): New function.
3704 (analyze_all_param_acesses): New function.
3705 (get_replaced_param_substitute): New function.
3706 (get_adjustment_for_base): New function.
3707 (replace_removed_params_ssa_names): New function.
3708 (sra_ipa_reset_debug_stmts): New function.
3709 (sra_ipa_modify_expr): New function.
3710 (sra_ipa_modify_assign): New function.
3711 (convert_callers): New function.
3712 (modify_function): New function.
3713 (ipa_sra_preliminary_function_checks): New function.
3714 (ipa_early_sra): New function.
3715 (ipa_early_sra_gate): New function.
3716 (pass_early_ipa_sra): New variable.
3717 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3719 2009-09-17 Michael Matz <matz@suse.de>
3722 * tree.c (build_type_attribute_qual_variant): Export.
3723 * tree.h (build_type_attribute_qual_variant): Declare.
3724 * tree-inline.c (remap_type_1): Use it to build variants with
3725 the original qualifiers and attributes.
3727 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3729 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3730 without a fallthrough edge.
3732 2009-09-16 DJ Delorie <dj@redhat.com>
3734 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3735 chip and ignore the "fast_interrupt" attribute if so.
3737 2009-09-16 Richard Henderson <rth@redhat.com>
3740 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3743 2009-09-16 Richard Henderson <rth@redhat.com>
3746 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3747 is set only if DECL_NO_STATIC_CHAIN is unset.
3748 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3749 (FOR_EACH_NEST_INFO): New.
3750 (walk_all_functions): Use it.
3751 (finalize_nesting_tree): Likewise.
3752 (unnest_nesting_tree): Likewise.
3753 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3754 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3755 (convert_gimple_call): Early out if gimple_call_chain already set.
3756 (convert_all_function_calls): Iterate until no new functions
3757 require a static chain.
3758 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3759 when building a trampoline. Use dump_function_to_file instead
3761 (lower_nested_functions): Open dump_file. Validate that decls
3762 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3763 bit reset by this pass.
3765 2009-09-16 Michael Matz <matz@suse.de>
3768 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3769 shorten decl_common_unused.
3770 (DECL_RESTRICTED_P): New accessor.
3771 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3772 to disambiguate marked decls and restrict pointers.
3774 2009-09-16 Richard Henderson <rth@redhat.com>
3777 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3779 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3781 * integrate.c (set_block_abstract_flags): Call
3782 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3784 2009-09-16 Richard Guenther <rguenther@suse.de>
3787 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3790 2009-09-16 DJ Delorie <dj@redhat.com>
3791 Kaz Kojima <kkojima@gcc.gnu.org>
3793 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3794 (sh_expand_prologue): Update calls to output_stack_adjust.
3795 (sh_expand_epilogue): Likewise.
3797 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3800 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3801 trying to limit the extent of searches in the insn stream.
3803 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3804 Jakub Jelinek <jakub@redhat.com>
3808 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3810 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3811 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3812 (rs6000_savres_strategy): Always save FP registers inline if the
3813 target doesn't support hardware double-precision. Set the above
3814 bits in return value when needed.
3815 (rs6000_savres_routine_sym): Fix computation for cache selector.
3816 Mark the generated symbol as a function. Rename exitp argument to
3817 lr. Move code for determining the name of the symbol...
3818 (rs6000_savres_routine_name): ...here. New function. Add cases for
3819 getting the names right on AIX and 64-bit Linux.
3820 (savres_routine_name): New variable.
3821 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3822 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3823 on what the target routine uses as a base register. If savep && lr
3824 describe saving of r0 into memory slot.
3825 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3826 line calls for AIX ABI.
3827 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3828 determine FP save/restore functions.
3829 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3830 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3832 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3833 Duplicate restoration of LR and execute the appropriate one
3834 depending on whether GPRs are being restored inline. Set r11 from
3835 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3836 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3837 Fix out of line calls for AIX ABI.
3838 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3840 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3842 (*restore_gpregs_spe): Likewise.
3843 (*return_and_restore_gpregs_spe): Likewise.
3844 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3845 Define to empty string unconditionally.
3846 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3847 Define to empty string unconditionally.
3848 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3851 2009-09-15 Jan Hubicka <jh@suse.cz>
3853 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3854 * params.def (inline-insns-auto): Likewise.
3856 2009-09-15 Martin Jambor <mjambor@suse.cz>
3858 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3859 individual statements only at TDF_DETAILS dump level. Format
3860 source for 80 characters per line.
3862 2009-09-15 Christian Bruel <christian.bruel@st.com>
3864 * regrename.c (do_replace): Update REG_DEAD notes.
3866 2009-09-15 Revital Eres <eres@il.ibm.com>
3868 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3869 * targhooks.c (default_builtin_support_vector_misalignment):
3870 New builtin function.
3871 * targhooks.h (default_builtin_support_vector_misalignment):
3873 * target.h (builtin_support_vector_misalignment):
3874 New field in struct gcc_target.
3875 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3876 new builtin function.
3877 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3879 * config/rs6000/rs6000.c
3880 (rs6000_builtin_support_vector_misalignment): New function.
3881 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3883 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3885 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3887 (bfin_optimize_loop): Likewise.
3888 (bfin_gen_bundles): Likewise.
3889 (workaround_speculation): Likewise.
3890 (find_load): Return NULL_RTX for debug_insn.
3892 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3894 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3897 2009-09-14 DJ Delorie <dj@redhat.com>
3899 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3900 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3903 2009-09-14 Richard Henderson <rth@redhat.com>
3904 Jakub Jelinek <jakub@redhat.com>
3906 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3907 * cfgbuild.c (make_edges): Handle asm goto.
3908 * cfglayout.c (fixup_reorder_chain): Likewise.
3909 * cfgrtl.c (patch_jump_insn): Likewise.
3910 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3911 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3912 (gimple_build_asm_vec): Add and use labels parameter.
3913 (gimple_build_asm): Remove.
3914 (walk_gimple_asm): Walk labels too.
3915 * gimple.def (GIMPLE_ASM): Update docs.
3916 * gimple.h: Update decls.
3917 (struct gimple_statement_asm): Change nc to use unsigned char;
3919 (gimple_asm_nlabels): New.
3920 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3921 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3922 into gimple_build_asm_vec.
3923 * jump.c (mark_jump_label_asm): New.
3924 (mark_jump_label): Use it.
3925 (redirect_jump_1): Handle asm goto.
3926 (invert_jump_1): Soft fail if X is null.
3927 * recog.c (extract_asm_operands): New.
3928 (asm_noperands): Use it; handle asm labels.
3929 (decode_asm_operands): Use extract_asm_operands.
3930 (asm_operand_ok): Properly handle empty string.
3931 * reg-stack.c (get_asm_operands_in_out): Rename from
3932 get_asm_operand_n_inputs; use extract_asm_operands; return both
3933 inputs and outputs by reference; update all callers.
3934 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3935 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3936 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3937 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3938 (extract_asm_operands): Declare.
3939 * stmt.c (expand_asm_operands): Add and use labels parameter.
3940 (check_unique_operand_names): Likewise.
3941 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3942 (expand_asm_stmt): Handle asm labels.
3943 * tree-cfg.c (make_gimple_asm_edges): New.
3944 (make_edges): Use it.
3945 (cleanup_dead_labels): Handle asm labels.
3946 (is_ctrl_altering_stmt): Likewise.
3947 (gimple_redirect_edge_and_branch): Likewise.
3948 * tree.def (ASM_EXPR): Add 5th operand.
3949 * tree.h (ASM_LABELS): New.
3950 (resolve_asm_operand_names): Update decl.
3952 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3953 (c_parser_asm_goto_operands): New.
3954 * c-tree.h (build_asm_expr): Update decl.
3955 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3956 * doc/extend.texi: Document asm goto.
3958 2009-09-14 Richard Henderson <rth@redhat.com>
3960 * except.h: Update declarations.
3961 (struct pointer_map_t): Forward declare.
3962 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3963 (struct eh_landing_pad_d, eh_landing_pad): New.
3964 (struct eh_catch_d, eh_catch): New.
3965 (struct eh_region_d): Remove next_region_sharing_label, aka,
3966 label, tree_label, landing_pad, post_landing_pad, resume,
3967 may_contain_throw. Rename region_number to index. Remove
3968 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3969 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3970 (VEC(eh_landing_pad,gc)): New.
3971 (struct eh_status): Remove last_region_number. Add lp_array,
3972 throw_stmt_table, ttype_data, ehspec_data.
3973 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3974 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3975 * except.c (lang_protect_cleanup_actions): Return tree.
3976 (struct ehl_map_entry): Remove.
3977 (init_eh_for_function): Push zero entries for region and lp_array.
3978 (gen_eh_region): Add to region_array immediately.
3979 (gen_eh_region_catch): Operate on eh_catch objects.
3980 (gen_eh_landing_pad): New.
3981 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3982 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3983 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3984 (get_eh_landing_pad_from_number_fn): New.
3985 (get_eh_landing_pad_from_number): New.
3986 (get_eh_region_from_lp_number_fn): New.
3987 (get_eh_region_from_lp_number): New.
3988 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3989 (get_exception_pointer, get_exception_filter): Remove.
3990 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3991 (current_function_has_exception_handlers): Simplify.
3992 (bring_to_root, eh_region_replaceable_by_p): Remove.
3993 (replace_region, hash_type_list, hash_eh_region): Remove.
3994 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3995 (label_to_region_map, num_eh_regions): Remove.
3996 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3997 (find_exception_handler_labels): Remove.
3998 (duplicate_eh_regions_0, find_prev_try): Remove.
3999 (struct duplicate_eh_regions_data): New.
4000 (duplicate_eh_regions_1): Rewrite.
4001 (duplicate_eh_regions): Return a pointer map instead of an
4003 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
4004 (redirect_eh_edge_to_label): Remove.
4005 (eh_region_outermost): Rewrite using eh_region pointers
4006 instead of integers.
4007 (add_ttypes_entry): Update for ttype_data move to eh_status.
4008 (add_ehspec_entry): Rewrite with VEC instead of varray.
4009 (assign_filter_values): Likewise. Export.
4010 (build_post_landing_pads, connect_post_landing_pads): Remove.
4011 (dw2_build_landing_pads): Rewrite to use lp_array.
4012 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
4013 (sjlj_assign_call_site_values): Rewrite to use lp_array.
4014 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
4015 (sjlj_mark_call_sites): Update for landing pad numbers.
4016 (finish_eh_generation): Rewrite.
4017 (gate_handle_eh): Do nothing for no eh tree.
4018 (pass_rtl_eh): Move up near finish_eh_generation.
4019 (remove_eh_landing_pad): New.
4020 (remove_eh_handler): Export.
4021 (remove_eh_region, remove_eh_handler_and_replace): Remove.
4022 (for_each_eh_label): Rewrite to use lp_array.
4023 (make_reg_eh_region_note): New.
4024 (make_reg_eh_region_note_nothrow_nononlocal): New.
4025 (insn_could_throw_p): New.
4026 (copy_reg_eh_region_note_forward): New.
4027 (copy_reg_eh_region_note_backward): New.
4028 (check_handled, add_reachable_handler): Remove.
4029 (reachable_next_level, foreach_reachable_handler): Remove.
4030 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
4031 (get_eh_region_and_lp_from_rtx): New.
4032 (get_eh_region_from_rtx): New.
4033 (can_throw_internal_1, can_throw_external_1): Remove.
4034 (can_throw_internal): Use get_eh_region_from_rtx.
4035 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4036 (insn_nothrow_p, can_nonlocal_goto): New.
4037 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4038 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4039 (add_action_record): Use VEC not varray.
4040 (collect_one_action_chain): Update for eh_region changes.
4041 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4042 Use get_eh_region_and_lp_from_rtx.
4043 (gate_convert_to_eh_region_ranges): New.
4044 (pass_convert_to_eh_region_ranges): Use it.
4045 (push_uleb128, push_sleb128): Use VEC not varray.
4046 (output_one_function_exception_table): Likewise.
4047 (dump_eh_tree): Update for eh_region changes.
4048 (verify_eh_tree): Likewise.
4049 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4050 * tree-eh.c: Include target.h.
4051 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4052 Don't disallow GIMPLE_RESX; adjust argument check.
4053 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4054 (record_stmt_eh_region): Update for landing pad numbers;
4055 generate a landing pad if necessary.
4056 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4057 (remove_stmt_from_eh_lp_fn): Similarly.
4058 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4059 Update for lp numbers; don't special case missing throw_stmt_table.
4060 (lookup_expr_eh_lp): Similarly.
4061 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4062 (eh_seq, eh_region_may_contain_throw): New.
4063 (struct leh_state): Add ehp_region.
4064 (struct leh_tf_state): Remove eh_label.
4065 (emit_post_landing_pad): New.
4066 (emit_resx, emit_eh_dispatch): New.
4067 (note_eh_region_may_contain_throw): New.
4068 (frob_into_branch_around): Take eh_region not eh label;
4069 emit eh code into eh_seq.
4070 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4071 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4072 lower_eh_must_not_throw. Emit code to eh_seq.
4073 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4074 (lower_try_finally_onedest): Likewise.
4075 (lower_try_finally_copy): Likewise.
4076 (lower_try_finally_switch): Likewise.
4077 (lower_try_finally): Initialize ehp_region.
4078 (lower_catch): Update for eh_catch objects.
4079 (lower_eh_filter): Don't handle must_not_throw.
4080 (lower_eh_must_not_throw): New.
4081 (lower_cleanup): Don't set eh_label.
4082 (lower_eh_constructs_2): Resolve eh builtins.
4083 Handle GIMPLE_EH_MUST_NOT_THROW.
4084 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4085 Add eh_seq to the end of the function body.
4086 (make_eh_dispatch_edges): New.
4087 (make_eh_edge): Remove.
4088 (make_eh_edges): Simplify for landing pads.
4089 (redirect_eh_edge_1): New.
4090 (redirect_eh_edge): Use it.
4091 (redirect_eh_dispatch_edge): New.
4092 (stmt_could_throw_p): Use a switch. Allow RESX.
4093 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4094 (stmt_can_throw_internal): Likewise.
4095 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4096 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4097 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4098 (gate_refactor_eh): New.
4099 (pass_refactor_eh): Use it.
4100 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4101 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4102 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4103 (remove_unreachable_handlers): Rename from
4104 tree_remove_unreachable_handlers; rewrite for landing pads;
4105 call remove_eh_handler directly.
4106 (remove_unreachable_handlers_no_lp): New.
4107 (unsplit_eh, unsplit_all_eh): New.
4108 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4109 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4110 (cleanup_empty_eh_unsplit): New.
4111 (cleanup_empty_eh): Rewrite.
4112 (cleanup_all_empty_eh): New.
4113 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4114 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4115 (gate_cleanup_eh): New.
4116 (pass_cleanup_eh): Use it.
4117 (verify_eh_edges): Move later in file. Expect one EH edge.
4118 (verify_eh_dispatch_edge): New.
4120 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4121 (gtype-desc.o): Add TARGET_H.
4122 (tree.o): Use EXCEPT_H, not except.h.
4123 (cfgbuild.o): Add EXPR_H.
4124 (GTFILES): Add vecprim.h.
4125 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4126 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4127 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4128 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4129 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4130 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4131 calls to can_throw_internal.
4132 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4133 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4134 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4135 (expand_gimple_stmt): Use make_reg_eh_region_note.
4136 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4137 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4138 or find_exception_handler_labels.
4139 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4140 there is exacly one EH edge. Use can_nonlocal_goto and
4142 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4143 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4144 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4145 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4146 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4147 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4148 * dse.c (scan_insn): Use insn_could_throw_p.
4149 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4150 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4151 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4152 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4153 EXC_PTR_EXPR or FILTER_EXPR.
4154 (tree_expr_nonzero_warnv_p): Likewise.
4155 * function.h: Include vecprim.h, not varray.h
4156 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4157 move ttype_data and ehspec_data members to struct eh_status; change
4158 action_record_data member to a VEC.
4159 * gcse.c (hash_scan_set): Use can_throw_internal.
4160 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4161 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4162 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4163 (block_may_fallthru): Don't handle RESX_EXPR.
4164 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4165 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4166 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4167 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4168 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4169 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4170 (gimple_size): Likewise.
4171 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4172 (gimple_build_resx): Use gimple_build_with_ops.
4173 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4174 (is_gimple_val): Likewise.
4175 (is_gimple_stmt): Remove RESX_EXPR.
4176 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4177 (GIMPLE_RESX): Reorder with other EH constructs.
4178 * gimple.h (struct gimple_statement_eh_mnt): New.
4179 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4180 (gimple_eh_filter_must_not_throw): Remove.
4181 (gimple_eh_filter_set_must_not_throw): Remove.
4182 (gimple_eh_must_not_throw_fndecl): New.
4183 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4184 (is_gimple_resx): New.
4185 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4186 Don't copy EH_FILTER_MUST_NOT_THROW.
4187 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4188 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4189 handle must_not_throw_labels specially.
4190 * ipa-pure-const.c (check_call): Update debug statement for LP.
4191 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4192 * ipa-utils.c (get_base_var): Likewise.
4193 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4194 * lower-subreg.c (move_eh_region_note): Remove.
4195 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4196 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4197 (create_task_copyfn): Likewise.
4198 (maybe_catch_exception): Use gimple_build_eh_filter.
4199 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4200 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4201 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4202 and pass_lower_resx.
4203 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4204 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4205 can_throw_internal, can_nonlocal_goto.
4206 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4207 copy_reg_eh_region_note_forward.
4208 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4209 (emit_output_reload_insns): Likewise.
4210 (copy_eh_notes): Remove.
4211 * rtl.def (RESX): Remove.
4212 * rtl.h: Update declarations.
4213 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4214 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4215 (update_eh_label): Remove.
4216 (cleanup_dead_labels_eh): New.
4217 (cleanup_deal_labels): Use it instead of update_eh_label.
4218 (gimple_merge_blocks): Update landing pad data structure when
4219 removing a landing pad label.
4220 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4221 test; handle GIMPLE_EH_MUST_NOT_THROW.
4222 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4223 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4224 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4225 (verify_stmt): Likewise. Verify landing pads.
4226 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4227 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4228 (struct move_stmt_d): Add eh_map.
4229 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4230 (move_stmt_r): Remap eh region numbers in builtin calls,
4231 resx and eh_dispatch.
4232 (move_block_to_fn): Remove eh_offset parameter. Use
4233 maybe_duplicate_eh_stmt_fn.
4234 (find_outermost_region_in_block): Operate on eh_region pointers
4235 instead of region numbers.
4236 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4237 duplicate_eh_regions.
4238 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4239 test earlier. Disallow EH landing pads.
4240 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4241 * tree-flow.h: Update declarations.
4242 (struct tree_ann_common_d): Replace rn with lp_nr.
4243 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4244 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4245 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4246 resx and eh_dispatch.
4247 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4248 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4249 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4250 from duplicate_eh_regions.
4251 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4252 update RESX; handle EH_DISPATCH.
4253 (expand_call_inline): Set eh_lp_nr, not eh_region.
4254 (maybe_inline_call_in_expr): Likewise.
4255 * tree-inline.h (struct copy_body_data): Replace eh_region with
4256 eh_lp_nr, eh_region_offset with eh_map.
4257 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4258 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4259 * tree-pretty-print.c (dump_generic_node): Don't handle
4260 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4261 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4262 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4263 EXC_PTR_EXPR, FILTER_EXPR.
4264 * tree-ssa-operands.c (get_expr_operands): Likewise.
4265 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4266 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4267 (ao_ref_init_from_vn_reference): Likewise.
4268 * tree-ssa-sink.c (statement_sink_location): Likewise.
4269 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4270 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4271 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4272 EXC_PTR_EXPR, FILTER_EXPR.
4273 (is_exception_related): Remove.
4274 (compute_avail): Don't call it.
4275 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4276 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4277 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4278 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4280 (build_resx): Remove.
4281 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4282 * tree.h: Update declarations.
4283 (EH_FILTER_MUST_NOT_THROW): Remove.
4284 (struct tree_label_decl): Add eh_landing_pad_nr.
4285 (EH_LANDING_PAD_NR): New.
4286 * value-prof.c (gimple_ic): Tidy variable names. Update for
4287 landing pad numbers.
4288 (gimple_stringop_fixed_value): Tidy variable names. Assert
4289 that neither call stmt can throw.
4290 * vecprim.h (uchar): New.
4291 (VEC(uchar,heap), VEC(uchar,gc)): New.
4293 * c-common.c (c_define_builtins): Update call to
4294 build_common_builtin_nodes.
4295 * c-parser.c (c_parse_file): Don't call
4296 default_init_unwind_resume_libfunc.
4298 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4300 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4301 (mips_cprestore_address_p): Likewise.
4302 (mips_save_gp_to_cprestore_slot): Likewise.
4303 (mips_restore_gp): Rename to...
4304 (mips_restore_gp_from_cprestore_slot): ...this.
4305 (mips_must_initialize_gp_p): Declare.
4306 (mips_emit_save_slot_move): Likewise.
4307 (mips_output_load_label): Return nothing.
4308 (mips_eh_uses): Declare.
4309 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4310 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4311 (TARGET_ABSOLUTE_JUMPS): Likewise.
4312 (EH_USES): Likewise.
4313 (FIRST_PSEUDO_REGISTER): Update comment.
4314 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4315 (MIPS_CALL): ...here.
4316 (REGISTER_NAMES): Add $cprestore.
4317 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4318 Add load_label_length, has_inflexible_gp_insn_p,
4319 has_flexible_gp_insn_p, must_initialize_gp_p and
4320 must_restore_gp_when_clobbered_p.
4321 (mips_expand_call): Don't generate split instructions here.
4322 (mips_split_call): Update the call to mips_restore_gp after
4323 the above name change.
4324 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4325 (mips_find_gp_ref): New function.
4326 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4327 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4328 (mips_insn_has_flexible_gp_ref_p): Likewise.
4329 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4330 (mips_function_has_gp_insn): Delete.
4331 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4332 Use the new functions above. Only return INVALID_REGNUM
4333 for TARGET_ABSOLUTE_JUMPS.
4334 (mips_must_initialize_gp_p): New function.
4335 (mips_get_cprestore_base_and_offset): New function, extracted from...
4336 (mips_cprestore_slot): ...here. Take a bool parameter.
4337 (mips_cfun_has_cprestore_slot_p): New function.
4338 (mips_cprestore_address_p): Likewise.
4339 (mips_save_gp_to_cprestore_slot): Likewise.
4340 (mips_restore_gp): Rename to...
4341 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4342 epilogue_completed. Update the call to mips_cprestore_slot.
4343 Test cfun->machine->must_restore_gp_when_clobbered_p.
4344 (mips_direct_save_slot_move_p): New function.
4345 (mips_emit_save_slot_move): Likewise.
4346 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4347 of cfun->machine->global_pointer.
4348 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4349 (mips_save_reg): Use mips_emit_save_slot_move.
4350 (mips_expand_prologue): Set must_initialize_gp_p.
4351 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4352 for all cprestore saves. Emit a use_cprestore instruction after
4353 setting up the cprestore slot.
4354 (mips_restore_reg): Use mips_emit_save_slot_move.
4355 (mips_process_load_label): New function.
4356 (mips_load_label_length): Likewise.
4357 (mips_output_load_label): Don't return asm: output it here instead.
4358 Use mips_process_load_label.
4359 (mips_adjust_insn_length): Adjust the length of branch instructions
4360 that have length MAX_PIC_BRANCH_LENGTH.
4361 (mips_output_conditional_branch): Update the call to
4362 mips_output_load_label. Assume the branch target is OPERANDS[0]
4363 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4364 (mips_output_order_conditional_branch): Swap the meaning of
4365 OPERANDS[0] and OPERANDS[1].
4366 (mips_variable_issue): Don't count ghost instructions.
4367 (mips_expand_ghost_gp_insns): New function.
4368 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4369 (mips_output_mi_thunk): Set must_initialize_gp_p.
4370 (mips_eh_uses): New function.
4371 * config/mips/predicates.md (cprestore_save_slot_operand)
4372 (cprestore_load_slot_operand): New predicates.
4373 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4374 (UNSPEC_MOVE_GP): Likewise.
4375 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4376 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4377 (CPRESTORE_SLOT_REGNUM): New register.
4378 (MAX_PIC_BRANCH_LENGTH): New constant.
4379 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4380 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4381 branches. Fix commentary.
4382 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4383 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4384 Change type to "ghost".
4385 (loadgp_absolute_<mode>): Likewise.
4386 (loadgp_rtp_<mode>): Likewise.
4387 (copygp_mips16): Likewise.
4388 (loadgp_blockage): Remove redundant mode attribute.
4389 (potential_cprestore): New instruction.
4390 (cprestore): Turn into an unspec set.
4391 (use_cprestore): New instruction.
4392 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4393 (*branch_fp_inverted): Likewise.
4394 (*branch_order<mode>): Likewise.
4395 (*branch_order<mode>_inverted): Likewise.
4396 (*branch_equality<mode>): Likewise.
4397 (*branch_equality<mode>_inverted): Likewise.
4398 (*branch_bit<bbv><mode>): Likewise.
4399 (*branch_bit<bbv><mode>_inverted): Likewise.
4400 (*branch_equality<mode>_mips16): Remove redundant mode.
4401 (jump): Turn into a define_expand.
4402 (*jump_absolute): New instruction.
4403 (*jump_pic): Likewise.
4404 (*jump_mips16): Rename previously-unnamed pattern. Remove
4405 redundant mode attribute.
4406 (restore_gp): Split on epilogue_completed rather than
4407 reload_completed. Change type to "ghost".
4408 (move_gp<mode>): New instruction.
4409 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4410 Remove redundant mode attribute.
4411 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4412 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4413 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4415 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4418 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4419 are returned in the same register (vs34 or v2) that Altivec vector
4420 types are returned in.
4421 (rs6000_libcall_value): Ditto.
4424 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4425 instead of explicit addsi3/adddi3 calls.
4426 (rs6000_split_multireg_move): Ditto.
4427 (rs6000_emit_allocate_stack): Ditto.
4428 (rs6000_emit_prologue): Ditto.
4429 (rs6000_output_mi_thunk): Ditto.
4431 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4432 size is 64 bits if we can use 64-bit registers.
4434 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4436 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4439 From Jie Zhang <jie.zhang@analog.com>:
4440 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4441 save FP and RETS with saveall attribute.
4442 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4443 with saveall attribute.
4445 * config/bfin/bfin.c (bfin_expand_builtin,
4446 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4449 From Jie Zhang <jie.zhang@analog.com>:
4450 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4451 before use in two places.
4452 * config/bfin/bfin.md (AREG): Define mode iterator.
4453 (reload_in, reload_out): Use mode iterator AREG.
4455 2009-09-14 Richard Guenther <rguenther@suse.de>
4458 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4459 EH personality path.
4461 2009-09-13 Richard Guenther <rguenther@suse.de>
4462 Rafael Avila de Espindola <espindola@google.com>
4464 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4465 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4466 (LANG_HOOKS_INITIALIZER): Adjust.
4467 (lhd_pass_through_t): Declare.
4468 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4470 * langhooks.c (lhd_pass_through_t): New function.
4471 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4472 dwarf2out_begin_prologue): Use personality from current_function_decl.
4473 * expr.h (get_personality_function): Declare.
4474 * expr.c (get_personality_function): New function.
4475 (build_personality_function): Likewise.
4476 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4477 (eh_personality_libfunc): Remove.
4478 * optabs.c (build_libfunc_function): New function split out from ...
4479 (init_one_libfunc): ... here.
4480 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4481 (tree_function_decl): Add personality.
4482 (lhd_gcc_personality): Declare.
4483 (build_personality_function): Likewise.
4484 * tree.c (gcc_eh_personality_decl): New.
4485 (lhd_gcc_personality): New function.
4486 * except.h (lang_eh_runtime_type): Remove.
4487 (enum eh_personality_kind): New.
4488 (build_personality_function): Declare.
4489 (function_needs_eh_personality): Declare.
4490 * except.c (lang_eh_runtime_type): Remove.
4491 (function_needs_eh_personality): New function.
4492 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4493 (sjlj_emit_function_enter, output_function_exception_table):
4494 Use personality from current_function_decl.
4495 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4496 * tree-inline.c (tree_can_inline_p): Do not inline across different
4498 (expand_call_inline): Likewise. Adjust the callers EH personality.
4499 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4500 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4501 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4502 (c-parser.o): Likewise
4503 * c-tree.h (c_eh_initialized_p): Remove.
4504 (c_maybe_initialize_eh): Likewise.
4505 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4506 (finish_decl): Don't call c_maybe_initialize_eh.
4507 (c_eh_initialized_p): Remove.
4508 (c_maybe_initialize_eh): Likewise.
4509 * c-parser.c (c_parser_omp_construct): Likewise.
4510 (c_parse_file): Initialize exception handling.
4512 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4514 * config.gcc (tm_file): Remove i386/biarch32.h
4515 for i?86-w64-mingw* case.
4516 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4518 * config.host: Set for x64 mingw the option
4519 use_long_long_for_widest_fast_int to yes.
4521 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4523 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4524 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4525 (dbxout_begin_function): Likewise.
4526 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4527 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4528 set on the function.
4529 (final_end_function): Likewise.
4530 (final_scan_insn): Likewise.
4531 (rest_of_handle_final): Likewise.
4532 * varasm.c (assemble_start_function): Likewise.
4533 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4535 2009-09-12 Jason Merrill <jason@redhat.com>
4537 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4538 * opts.c (common_handle_option): constify.
4540 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4542 * doc/install.texi (avr): Remove obsolete reference site.
4544 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4546 * doc/install.texi (Binaries): Adjust AIX link.
4548 2009-09-12 Akim Demaille <demaille@gostai.com>
4550 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4551 Use an imperative sentence.
4553 2009-09-11 Richard Henderson <rth@redhat.com>
4555 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4556 structure-name and has-tree-operands arguments; update all entries.
4557 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4559 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4560 (gsstruct_code_size): New.
4561 (gss_for_code_): New.
4562 (gss_for_code): Remove.
4563 (gimple_size): Rewrite using gsstruct_code_size.
4564 (gimple_statement_structure): Move to gimple.h.
4565 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4566 (gss_for_code, gimple_statement_structure): New.
4567 (gimple_ops): Use new arrays; tidy.
4569 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4571 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4572 operand to be a PLUS expression.
4573 * config/pa/pa.c (pa_secondary_reload): Likewise.
4575 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4577 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4579 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4582 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4584 From Jie Zhang <jie.zhang@analog.com>:
4585 * doc/extend.texi (node Function Attributes): Document l2
4587 (node Blackfin Variable Attributes): Document l2 variable attributes.
4589 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4591 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4592 to match the system compiler's configuration at inflection point.
4593 Add comment to remark a remaining difference with system compiler.
4595 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4596 * configure: Regenerate.
4598 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4600 From Jie Zhang <jie.zhang@analog.com>:
4601 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4602 (bfin_handle_l2_attribute): New.
4603 (bfin_attribute_table): Add l2 attribute.
4605 2009-09-11 Michael Matz <matz@suse.de>
4608 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4609 on the local_decls list.
4611 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4615 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4617 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4618 for VALUEs, to implement the documented interface.
4619 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4620 Adjust for VALUEs and anything else, to implement the
4621 documented interface.
4623 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4625 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4626 with actual SPE/paired vector modes before using 64-bit alignment.
4627 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4629 2009-09-10 DJ Delorie <dj@redhat.com>
4631 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4634 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4635 * config/mep/mep.c (mep_legitimate_constant_p): New.
4636 * config/mep/mep-protos.h: Prototype it.
4638 2009-09-10 Richard Henderson <rth@redhat.com>
4640 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4642 2009-09-10 Jason Merrill <jason@redhat.com>
4644 * tree.c (chain_index): New fn.
4645 * tree.h: Declare it.
4647 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4649 * config/sol2-c.c (cmn_err_length_specs): Initialize
4650 scalar_identity_flag.
4652 2009-09-10 Richard Henderson <rth@redhat.com>
4654 * tree.h (struct tree_decl_common): Move align member earlier;
4655 move label_decl_uid member ...
4656 (struct tree_label_decl): ... here.
4657 (LABEL_DECL_UID): Update to match.
4659 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4662 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4663 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4665 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4666 dest_prev if the edge is complex.
4668 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4670 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4671 loop latch tests earlier.
4673 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4674 before GIMPLE_RETURN, not after its predecessor; insert
4677 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4678 gimple_seq_empty_p to test for no PHI nodes.
4679 * tree-cfg.c (split_critical_edges): Likewise.
4681 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4683 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4685 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4686 introduced by the VTA branch merge.
4688 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4690 * ira-conflicts.c: Use fputs or putc instead of fprintf
4694 * tree-switch-conversion.c: Ditto.
4696 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4698 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4699 introduced by the VTA branch merge.
4701 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4704 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4706 PR rtl-optimization/39779
4707 * expr.c (convert_modes): Return when mode == oldmode after
4708 CONST_INTs are processed.
4710 2009-09-10 Nick Clifton <nickc@redhat.com>
4712 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4713 attribute and referring decl when creating renamed symbol.
4715 2009-09-10 Richard Guenther <rguenther@suse.de>
4718 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4720 (cgraph_finalize_compilation_unit): Compute reachability
4721 before emitting thunks. Properly process aliases before
4722 possibly removing unreachable nodes.
4724 2009-09-10 Richard Guenther <rguenther@suse.de>
4727 * tree.c (struct free_lang_data_d): Add worklist member.
4728 (find_decls_types_r): Push onto the worklist instead of recursing.
4729 Handle TREE_BINFOs properly.
4730 (find_decls_types): New function wrapped around find_decls_types_r
4731 to process the worklist.
4732 (find_decls_types_in_eh_region): Use it.
4733 (find_decls_types_in_node): Likewise.
4734 (find_decls_types_in_var): Likewise.
4735 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4736 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4737 (AGGREGATE_TYPE_P): Adjust.
4739 2009-09-09 Jason Merrill <jason@redhat.com>
4741 * configure.ac: Check glibc version even if we have an in-tree
4744 2009-09-09 Anthony Green <green@moxielogic.com>
4746 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4747 the constant 0 when appropriate.
4748 * config/moxie/constraints.md: Add constraint O.
4750 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4751 to pass up to 6 32-bit argument values in registers.
4752 (moxie_function_arg): Ditto.
4753 (moxie_arg_partial_bytes): Ditto.
4754 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4755 (REG_PARM_STACK_SPACE): Ditto.
4756 (FUNCTION_ARG_REGNO_P): Ditto.
4758 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4759 instruction to allocate stack space.
4761 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4763 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4764 unnecessarily stringent constraints. Fix address
4765 calculation in the splitters.
4767 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4769 PR rtl-optimization/39779
4770 * expr.c (convert_modes): Return when mode == oldmode after
4771 CONST_INTs are processed.
4773 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4776 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4777 (ix86_expand_prologue): Take frame.padding0 into logic of
4779 (ix86_expand_epilogue): Likewise.
4781 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4783 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4785 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4786 * config/t-slibgcc-libgcc: New file.
4787 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4789 2009-09-09 Martin Jambor <mjambor@suse.cz>
4791 PR tree-optimization/41089
4792 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4795 2009-09-09 Richard Henderson <rth@redhat.com>
4797 * gimple.h (CASE_GIMPLE_OMP): New.
4798 (is_gimple_omp): Use it.
4799 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4800 (verify_gimple_debug): Likewise.
4802 2009-09-09 Richard Guenther <rguenther@suse.de>
4804 PR tree-optimization/41101
4805 * tree-ssa-pre.c (maximal_set): Remove.
4806 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4807 Defer all blocks we didn't visit at least one successor.
4808 (add_to_exp_gen): Do not add to the maximal set.
4809 (make_values_for_phi): Likewise.
4810 (compute_avail): Likewise.
4811 (init_pre): Do not allocate the maximal set.
4812 (execute_pre): Do not dump it.
4814 2009-09-09 Martin Jambor <mjambor@suse.cz>
4816 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4817 an SSA_NAME rather than a is_gimple_variable.
4819 2009-09-09 Richard Guenther <rguenther@suse.de>
4822 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4823 code dealing with plain pointer bases.
4824 (maybe_fold_offset_to_reference): Likewise.
4825 (maybe_fold_stmt_addition): Adjust.
4827 2009-09-09 Richard Guenther <rguenther@suse.de>
4829 * tree.c (free_lang_data_in_type): Do not free the type variant
4831 (free_lang_data): Merge char_type_node with its properly signed
4833 (pass_ipa_free): Collect after freeing language specific data.
4835 2009-09-09 Michael Matz <matz@suse.de>
4838 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4839 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4840 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4843 2009-09-08 DJ Delorie <dj@redhat.com>
4845 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4847 2009-09-04 Jason Merrill <jason@redhat.com>
4849 * tree.c (tree_find_value): Remove.
4850 * tree.h: Remove prototype.
4851 * varasm.c (assemble_external): Use value_member instead.
4853 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4855 * toplev.c (process_options): Choose default debugging type when
4856 gtoggle enables debug info and type is unset.
4858 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4862 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4865 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4867 * configure: Rebuilt with modified libtool.m4.
4869 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4874 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4876 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4878 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4879 (remove_statement): Likewise.
4880 (rewrite_use_nonlinear_expr): Adjust.
4881 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4882 * tree-ssa.c (release_defs_bitset): ... this. New.
4883 * tree-flow.h (release_defs_bitset): Declare.
4885 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4888 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4889 in the middle block.
4891 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4893 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4894 via intptr_t to long type.
4895 (insert_operand_rank): Cast long type via intptr_t to
4897 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4899 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4900 from pointer to unsigned via uintptr_t.
4902 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4903 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4905 * configure: Regenerated.
4906 * config.in: Regenerated
4907 * system.h (stdint.h): Add include.
4908 (inttypes.h): Likewise.
4909 * Makefile.in (aclocal): Add config/stdint.m4.
4910 * aclocal.m4: Regenerated.
4912 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4914 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4916 (note_np_check_stores): New function.
4917 (harmless_null_pointer_p): New function.
4918 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4919 changed. Take into account whether we're in the shadow of a condjump
4920 that tested NP_REG for NULL.
4921 Lose all code that tested for SEQUENCEs.
4922 (workaround_speculation): Avoid inserting NOPs for loads that are
4923 either always executed or a NULL pointer.
4925 2009-09-08 Jan Hubicka <jh@suse.cz>
4927 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4928 * params.def (early-inlining-insns): Likewise.
4930 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4932 PR rtl-optimization/41239
4933 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4934 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4936 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4937 across calls, as the calls might not always return normally.
4938 (call_may_noreturn_p): New function.
4939 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4940 (init_deps): Initialize it.
4941 (remove_from_deps): Also remove calls from
4942 last_function_call_may_noreturn list.
4944 2009-09-07 Richard Henderson <rth@redhat.com>
4946 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4947 more VR->OPERANDS than LHS operands. Free LHS before returning.
4949 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4951 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4952 (attr "addrtype"): New member "spreg".
4953 Use it if mem_spfp_address_operand is true for the address.
4954 (attr "type"): New entry "stall".
4955 (cpu_unit "load"): New.
4956 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4958 (insn_reservation "loadsp"): New.
4959 (insn_reservation "load_stall1"): New.
4960 (insn_reservation "load_stall3"): New.
4962 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4963 (mem_p_address_operand): Exclude stack and frame pointer based
4965 (mem_spfp_address_operand): New; match them here.
4966 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4967 (bfin_reorg): Call it if scheduling insns.
4968 (bfin_gen_bundles): Remove dummy insns created by
4969 add_sched_insns_for_speculation.
4971 From Jie Zhang <jie.zhang@analog.com>:
4972 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4973 bfin_si_revision, bfin_workarounds): Move these ...
4974 * config/bfin/bfin.h: ... here.
4976 From Mike Frysinger <michael.frysinger@analog.com>
4977 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4978 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4979 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4980 bf547m, bf548m, and bf549m.
4981 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4982 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4983 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4984 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4985 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4986 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4987 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4988 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4989 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4990 bf542m, bf544m, bf547m, bf548m, and bf549m.
4992 From Jie Zhang <jie.zhang@analog.com>:
4993 * config/bfin/predicates.md (p_register_operand): New predicate.
4994 (dp_register_operand): New predicate.
4995 * config/bfin/bfin-protos.h (WA_05000074): Define.
4996 (ENABLE_WA_05000074): Define.
4997 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4998 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4999 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
5000 (define_attr addrtype): Allow load/store register to be P register.
5001 (define_attr storereg): New.
5002 (define_cpu_unit anomaly_05000074): New.
5003 (define_insn_reservation dsp32shiftimm): New.
5004 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
5005 (define_insn_reservation loadp): Cannot use slot2.
5006 (define_insn_reservation loadsp): Cannot use slot2.
5007 (define_insn_reservation storep): Cannot use slot2. Does not
5008 apply when working around 05000074.
5009 (define_insn_reservation storep_anomaly_05000074): New.
5010 (define_insn_reservation storei): Does not apply when working
5012 (define_insn_reservation storei_anomaly_05000074): New.
5013 (define_attr length): Add dsp32shiftimm case.
5014 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
5015 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
5016 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
5017 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
5018 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
5020 2009-09-07 Martin Jambor <mjambor@suse.cz>
5023 * tree-sra.c (create_artificial_child_access): Return NULL if
5024 build_ref_for_offset fails.
5025 (propagate_subacesses_accross_link): Allow build_ref_for_offset
5026 and create_artificial_child_access to fail.
5028 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
5031 * unwind-dw2.c (uw_init_context_1): Mark noinline.
5032 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
5033 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5035 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5037 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5038 block, ensure it has an exit edge. Emit a barrier after a jump.
5040 2009-09-07 Nick Clifton <nickc@redhat.com>
5042 * gcc.c (this_is_linker_script): New variable. Like
5043 this_is_library_file but for the %T constructor.
5044 (end_going_arg): If this_is_linker_script is set then locate the
5045 script and insert a --script switch before it
5046 (do_spec_2): Initialise this_is_linker_script.
5047 (do_spec_1): Likewise. Handle %T construct.
5048 (eval_spec_function): Preserve this_is_linker_script.
5049 * doc/invoke.texi: Document %T construct in spec files.
5050 * config/m32c/m32c.h (LIB_SPEC): Use it.
5052 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5054 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5055 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5056 when volatile flag is set.
5057 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5059 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5062 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5063 (combine_stack_adjustments_for_block): Allow insns between stack
5064 adjustments and stores with corresponding pre-(dec|inc)rement or
5065 pre-modify operation.
5067 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5070 * combine-stack-adj.c (struct csa_memlist): Rename to...
5071 (struct csa_reflist): ... this. Rename mem field to ref.
5072 (free_csa_memlist): Rename to...
5073 (free_csa_reflist): ... this.
5074 (record_one_stack_memref): Rename to...
5075 (record_one_stack_ref): ... this. Handle also REG_P.
5076 (try_apply_stack_adjustment): Handle also REG_P.
5077 (struct record_stack_memrefs_data): Rename to...
5078 (struct record_stack_refs_data): ... this. Rename memlist field to
5080 (record_stack_memrefs): Rename to...
5081 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5082 subexpressions instead of failing when a MEM contains SP references.
5083 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5084 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5086 2009-09-06 Richard Guenther <rguenther@suse.de>
5089 * tree.c (build_array_type): Do not record types marked
5090 with structural equality in the canonical type hashtable.
5092 2009-09-06 Richard Guenther <rguenther@suse.de>
5095 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5097 2009-09-05 Richard Guenther <rguenther@suse.de>
5100 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5102 2009-09-05 Richard Guenther <rguenther@suse.de>
5105 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5107 2009-09-05 Richard Guenther <rguenther@suse.de>
5110 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5111 before comparing function argument types.
5113 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5116 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5119 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5122 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5124 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5125 locators before emit_insn is called.
5127 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5130 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5131 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5132 (reginfo_init): Don't call allocate_reg_info.
5134 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5137 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5138 NONDEBUG_INSN_P instead of INSN_P.
5140 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5143 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5145 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5148 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5149 pattern of the split.
5151 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5153 * toplev.c (process_options): Move setter of flag_var_tracking
5154 before other tests that depend on it. Move down setter of
5155 flag_rename_registers. Don't enable var-tracking-assignments
5156 by default if selective scheduling is enabled. Warn if both
5159 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5161 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5162 comment. Use switch statement to catch overlaps between rtx
5163 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5164 (IS_DECL_CODE): ... here. Remove.
5165 (check_value_is_not_decl): Remove.
5166 (dv_from_decl, dv_from_value): Check after conversion.
5168 2009-09-04 Richard Guenther <rguenther@suse.de>
5171 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5172 after emitting tunks. Move emitting thunks and ctors from ...
5173 (cgraph_optimize): ... here. Remove redundant
5174 cgraph_analyze_functions.
5175 * varasm.c (find_decl_and_mark_needed): Remove no longer
5177 (finish_aliases_1): Adjust check for thunk aliases.
5179 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5181 * config/arm/arm.md (ctzsi2): Added braces
5182 to avoid warning that broke booststrap.
5184 2009-09-04 Martin Jambor <mjambor@suse.cz>
5186 PR tree-optimization/41112
5187 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5188 handle variable-bounded arrays.
5189 (expr_with_var_bounded_array_refs_p): New function.
5190 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5192 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5194 * config/s390/2097.md: Removed two incorrect bypasses.
5195 (z10_fsimpdf): Fixed latency.
5196 (z10_fhex): New insn_reservation.
5197 (z10_floaddf): Fixed latency.
5198 (z10_floadsf): Fixed latency.
5199 (z10_ftrunctf): Fixed latency.
5200 (z10_ftruncdf): Fixed latency.
5201 * config/s390/s390.c (z10_cost): Fixed values.
5202 (s390_adjust_priority): Added z10 path.
5203 * config/s390/s390.md (type): Added fhex.
5204 (*mov<mode>_64dfp): Updated type attribute.
5205 (*mov<mode>_64): Updated type attribute.
5206 (*mov<mode>_31): Updated type attribute.
5207 (*mov<mode>"): Likewise.
5208 * config/s390/2084.md (x_fsimpdf): Updated condition.
5210 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5212 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5213 RTXs in the predicate for operand 1.
5215 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5217 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5218 (rbitsi2): New insn.
5219 (ctzsi2): New expand.
5220 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5222 2009-09-03 Martin Jambor <mjambor@suse.cz>
5224 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5225 (create_artificial_child_access): Use build_ref_for_offset instead
5226 of duplicate_expr_for_different_base.
5227 (propagate_subacesses_accross_link): Likewise.
5229 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5231 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5233 (mips16e_collect_argument_saves): Skip debug instructions.
5234 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5235 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5236 (r10k_insert_cache_barriers): Likewise.
5237 (mips_reorg_process_insns): Likewise.
5239 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5242 * ira.c (update_equiv_reg): Remove check on class likely spill.
5244 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5247 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5248 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5252 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5253 the stack slot if it is passed by invisible reference.
5254 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5255 by invisible reference.
5257 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5259 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5260 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5261 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5263 * config/bfin/sync.md: New file.
5264 * config/bfin/bfin.md: Include it.
5265 (UNSPEC_ATOMIC): New.
5266 (UNSPEC_ONES): Provide a unique number.
5268 From Jie Zhang <jie.zhang@analog.com>:
5269 * config/bfin/bfin.c (ret_regs): New.
5270 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5271 (must_save_rets_p): New.
5272 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5273 current_function_is_leaf.
5274 (do_link): Likewise.
5275 (do_unlink): Likewise.
5276 (expand_interrupt_handler_prologue): Use ret_regs array.
5277 (expand_interrupt_handler_epilogue): Use ret_regs array and
5278 pass return register to gen_return_internal.
5279 (bfin_expand_epilogue): Pass return register to
5280 gen_return_internal.
5281 (bfin_expand_call): Explicitly clobber RETS.
5282 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5283 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5284 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5285 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5287 (return_internal): Take a reg rtx rather than the register number.
5289 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5291 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5292 when comparing against estimated_loop_iterations_int return.
5294 2009-09-03 Richard Guenther <rguenther@suse.de>
5296 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5297 eh_personality_libfunc.
5299 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5301 * tree-parloops.c (separate_decls_in_region): Add space.
5303 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5305 * tree-parloops.c (separate_decls_in_region): Change the condition
5306 checking if there are reductions in the loop.
5308 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5310 PR tree-optimization/38275
5311 * tree-parloops.c (parallelize_loops): Replace profitability condition
5312 for expected number of iterations.
5314 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5316 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5317 (bootstrap-debug): Explain conditions in which it becomes default.
5318 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5321 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5323 * doc/invoke.texi (Optimize Options): Move
5324 -finline-small-functions to the -O2 list.
5326 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5328 * toplev.c (process_options): Enable var-tracking-assignments
5329 by default if var-tracking is enabled.
5331 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5333 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5335 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5336 * rtl.h (prev_nonnote_insn_bb): Declare it.
5338 2009-09-03 Diego Novillo <dnovillo@google.com>
5340 * cgraph.c (cgraph_node_for_decl): New.
5341 * cgraph.h (cgraph_node_for_decl): Declare.
5342 * tree.c (host_integerp): Return 0 if T is NULL.
5344 2009-09-03 Diego Novillo <dnovillo@google.com>
5346 * tree.h (struct alias_pair): Move from varasm.c.
5347 (alias_pairs): Likewise.
5348 (TYPE_MAXVAL): Define.
5349 (TYPE_MINVAL): Define.
5350 (iterative_hash_host_wide_int): Declare.
5351 (remove_unreachable_alias_pairs): Declare.
5352 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5353 * diagnostic.c (default_diagnostic_starter): Make extern.
5354 (default_diagnostic_finalizer): Make extern.
5355 * diagnostic.h (default_diagnostic_starter): Declare.
5356 (default_diagnostic_finalizer): Declare.
5357 (default_tree_printer): Declare.
5358 * toplev.c (default_tree_printer): Make extern.
5360 2009-09-03 Richard Guenther <rguenther@suse.de>
5361 Diego Novillo <dnovillo@google.com>
5363 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5364 * cgraphunit.c (cgraph_expand_function): Do not emit
5365 associated thunks from here.
5366 (cgraph_emit_thunks): New.
5367 (cgraph_optimize): Call it.
5368 Return if any IPA pass finds an error.
5369 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5372 2009-09-03 Simon Baldwin <simonb@google.com>
5373 Rafael Espindola <espindola@google.com>
5374 Richard Guenther <rguenther@suse.de>
5375 Doug Kwan <dougkwan@google.com>
5376 Diego Novillo <dnovillo@google.com>
5378 * tree.c: Include tree-pass.h, langhooks-def.h,
5379 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5380 (free_lang_data_in_type): New.
5381 (need_assembler_name_p): New.
5382 (free_lang_data_in_block): New.
5383 (free_lang_data_in_decl): New.
5384 (struct free_lang_data_d): New.
5385 (add_tree_to_fld_list): New.
5386 (find_decls_types_r): New.
5387 (get_eh_types_for_runtime): New.
5388 (find_decls_types_in_eh_region): New.
5389 (find_decls_types_in_node): New.
5390 (find_decls_types_in_var): New.
5391 (free_lang_data_in_cgraph): New.
5392 (free_lang_data): New.
5393 (gate_free_lang_data): New.
5394 (pass_ipa_free_lang_data): New.
5396 2009-09-03 Diego Novillo <dnovillo@google.com>
5398 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5399 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5400 (lang_hooks): Remove const qualifier.
5401 * ipa.c (cgraph_remove_unreachable_nodes): Call
5402 remove_unreachable_alias_pairs.
5403 * except.c (add_type_for_runtime): Check if TYPE has
5404 already been converted.
5405 (lookup_type_for_runtime): Likewise.
5406 (check_handled): Handle converted types.
5407 * varasm.c (remove_unreachable_alias_pairs): New.
5408 * gimple.c: Include demangle.h.
5409 (gimple_decl_printable_name): New.
5410 (gimple_fold_obj_type_ref): New.
5411 * gimple.h (gimple_decl_printable_name): Declare.
5412 (gimple_fold_obj_type_ref): Declare.
5413 * passes.c (init_optimization_passes): Add pass
5414 pass_ipa_free_lang_data.
5415 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5416 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5418 2009-09-03 Diego Novillo <dnovillo@google.com>
5420 * c-lang.c (lang_hooks): Remove const qualifier.
5422 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5424 * doc/install.texi (*-*-freebsd*): Update target information.
5426 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5428 * hard-reg-set.h (call_fixed_regs): Remove.
5429 * reginfo.c (call_fixed_regs): Remove.
5430 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5431 (globalize_reg): Don't use call_fixed_regs.
5432 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5435 2009-09-01 Michael Matz <matz@suse.de>
5437 * expr.h (emit_storent_insn, expand_expr_real_1,
5438 expand_expr_real_2): Declare.
5439 * expr.c (emit_storent_insn, expand_expr_real_1,
5440 expand_expr_real_2): Export.
5441 (store_expr): Setting and evaluating dont_return_target is useless.
5442 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5443 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5444 * except.c (expand_resx_expr): Rename to ...
5445 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5446 * except.h (expand_resx_stmt): Declare.
5447 * stmt.c: Add include gimple.h
5448 (expand_asm_expr): Rename to ...
5449 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5450 (expand_case): Rewrite to take gimple statement.
5451 * tree.h (expand_asm_stmt): Declare.
5452 (expand_case): Change prototype.
5453 * Makefile.in (stmt.o): Depend on gimple.h.
5454 * builtins.c (expand_builtin_synchronize): Build gimple asm
5455 statement, not an ASM_EXPR.
5456 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5457 gimple_to_tree, release_stmt_tree): Remove.
5458 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5459 ggc_free, but hold comparison code and operands separately.
5460 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5461 (expand_call_stmt, expand_gimple_stmt_1,
5462 expand_gimple_stmt): New helpers.
5463 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5464 release_stmt_tree. Call expand_gimple_stmt instead.
5465 (expand_gimple_basic_block): Ditto.
5467 * calls.c (emit_call_1): Don't look at EH regions here, make
5468 fntree parameter useless.
5469 (expand_call): New local rettype for TREE_TYPE(exp), use it
5470 throughout. Remove local p, use addr instead.
5471 Don't look at EH regions here.
5473 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5475 * doc/invoke.texi (-fsched-pressure): Document it.
5476 (-fsched-reg-pressure-heuristic): Remove it.
5478 * reload.c (ira.h): Include.
5479 (find_reloads): Add choosing reload on number of small spilled
5482 * haifa-sched.c (ira.h): Include.
5483 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5484 saved_reg_pressure, curr_reg_live, saved_reg_live,
5485 region_ref_regs): New variables.
5486 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5487 initiate_reg_pressure_info, setup_ref_regs,
5488 initiate_bb_reg_pressure_info, save_reg_pressure,
5489 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5491 (setup_insn_reg_pressure_info): New function.
5492 (rank_for_schedule): Add pressure checking and insn issue time.
5493 Remove comparison of insn reg weights.
5494 (ready_sort): Set insn reg pressure info.
5495 (update_register_pressure, setup_insn_max_reg_pressure,
5496 update_reg_and_insn_max_reg_pressure,
5497 sched_setup_bb_reg_pressure_info): New functions.
5498 (schedule_insn): Add code for printing and updating reg pressure info.
5499 (find_set_reg_weight, find_insn_reg_weight): Remove.
5500 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5501 (debug_ready_list): Print reg pressure info.
5502 (schedule_block): Ditto. Check insn issue time.
5503 (sched_init): Set up sched_pressure_p. Allocate and set up some
5504 reg pressure related info.
5505 (sched_finish): Free some reg pressure related info.
5506 (fix_tick_ready): Make insn always ready if pressure_p.
5507 (init_h_i_d): Don't call find_insn_reg_weight.
5508 (haifa_finish_h_i_d): Free insn reg pressure info.
5510 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5511 ira_memory_move_cost, ira_class_hard_regs,
5512 ira_class_hard_regs_num, ira_no_alloc_regs,
5513 ira_available_class_regs, ira_reg_class_cover_size,
5514 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5516 * ira-lives.c (single_reg_class): Check mode to find how many
5517 registers are necessary for operand.
5518 (ira_implicitly_set_insn_hard_regs): New.
5520 * common.opt (fsched-pressure): New options.
5521 (fsched-reg-pressure-heuristic): Remove.
5523 * ira.c (setup_eliminable_regset): Rename to
5524 ira_setup_eliminable_regset. Make it external.
5525 (expand_reg_info): Pass cover class to setup_reg_classes.
5526 (ira): Call resize_reg_info instead of allocate_reg_info.
5528 * sched-deps.c: Include ira.h.
5529 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5530 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5531 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5532 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5533 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5534 mark_insn_reg_store, mark_insn_reg_clobber,
5535 setup_insn_reg_pressure_info): New.
5536 (sched_analyze_1): Update implicit_reg_pending_uses.
5537 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5538 Use them to create dependencies. Set insn reg uses and pressure
5539 info. Process reg_pending_uses in one place.
5540 (free_deps): Free implicit sets.
5541 (remove_from_deps): Remove implicit sets if necessary. Check
5542 implicit sets when clearing reg_last_in_use.
5543 (init_deps_global): Clear implicit_reg_pending_clobbers and
5544 implicit_reg_pending_uses.
5546 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5547 ira_memory_move_cost, ira_class_hard_regs,
5548 ira_class_hard_regs_num, ira_no_alloc_regs,
5549 ira_available_class_regs, ira_reg_class_cover_size,
5550 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5551 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5552 ira_implicitly_set_insn_hard_regs): New prototypes.
5554 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5555 cost_elements_num): New variables.
5556 (allocno_costs, total_costs): Rename to costs and
5557 total_allocno_costs.
5558 (COSTS_OF_ALLOCNO): Rename to COSTS.
5559 (allocno_pref): Rename to pref.
5560 (allocno_pref_buffer): Rename to pref_buffer.
5561 (common_classes): Rename to regno_cover_class.
5563 (record_reg_classes): Set allocno attributes only if allocno_p.
5564 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5565 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5566 and COSTS_OF_ALLOCNO.
5567 (print_costs): Rename to print_allocno_costs.
5568 (print_pseudo_costs): New.
5569 (process_bb_node_for_costs): Split into 2 functions with new
5570 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5571 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5572 new parameter dump_file. Use cost_elements_num instead of
5573 ira_allocnos_num. Make one iteration if preferred classes were
5574 already calculated for scheduler. Make 2 versions of code
5575 depending on allocno_p.
5576 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5577 regno_cover_class and COSTS instead of common_classes and
5579 (init_costs, finish_costs): New.
5580 (ira_costs): Set up allocno_p and cost_elements_num. Call
5581 init_costs and finish_costs.
5582 (ira_set_pseudo_classes): New.
5584 * rtl.h (allocate_reg_info): Remove.
5585 (resize_reg_info): Change return type.
5586 (reg_cover_class): New.
5587 (setup_reg_classes): Add new parameter.
5589 * sched-int.h (struct deps_reg): New member implicit_sets.
5590 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5591 (INCREASE_BITS): New macro.
5592 (struct reg_pressure_data, struct reg_use_data): New.
5593 (struct _haifa_insn_data): Remove reg_weight. Add members
5594 reg_pressure, reg_use_list, reg_set_list, and
5595 reg_pressure_excess_cost_change.
5596 (struct deps): New member implicit_sets.
5597 (pressure_p): New variable.
5598 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5599 (struct reg_pressure_data, struct reg_use_data): New.
5600 (INSN_REG_WEIGHT): Remove.
5601 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5602 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5603 (sched_init_region_reg_pressure_info,
5604 sched_setup_bb_reg_pressure_info): New prototypes.
5606 * reginfo.c (struct reg_pref): New member coverclass.
5607 (reg_cover_class): New function.
5608 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5609 (reg_info_size): New variable.
5610 (allocate_reg_info): Make static. Setup reg_info_size.
5611 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5612 (setup_reg_classes): Add a new parameter. Setup cover class too.
5614 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5617 * sched-rgn.c (deps_join): Set up implicit_sets.
5618 (schedule_region): Set up region and basic blocks pressure
5621 * passes.c (init_optimization_passes): Move
5622 pass_subregs_of_mode_init before pass_sched.
5624 2009-09-02 Martin Jambor <mjambor@suse.cz>
5626 * tree-sra.c (struct access): New field grp_hint.
5627 (dump_access): Dump grp_hint.
5628 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5630 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5631 those which have been specifically read and somehow written to.
5632 (propagate_subacesses_accross_link): Set grp_hint of right child and
5633 also possibly of the left child.
5635 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5637 * tree-object-size.c (addr_object_size): Always use object_size_type
5638 0 or 2 when determining the pointer pointed object size.
5640 2009-09-02 Richard Guenther <rguenther@suse.de>
5643 2009-08-31 Richard Guenther <rguenther@suse.de>
5645 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5646 to query if the memory regions for memmove overlap.
5647 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5648 asserts on pointers, instead deal with odd trees.
5649 (ptr_derefs_may_alias_p): Likewise.
5650 (refs_may_alias_p_1): Constructor bases also never alias.
5652 2009-08-01 Christian Bruel <christian.bruel@st.com>
5655 2009-07-31 Christian Bruel <christian.bruel@st.com>
5656 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5658 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5660 * doc/invoke.texi (-fvar-tracking-assignments): New.
5661 (-fvar-tracking-assignments-toggle): New.
5662 (-fdump-final-insns=file): Mark filename as optional.
5663 (--param min-nondebug-insn-uid): New.
5664 (-gdwarf-@{version}): Mention version 4.
5665 * opts.c (common_handle_option): Accept it.
5666 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5667 * regrename.c (regrename_optimize): Drop last. Don't count debug
5668 insns as uses. Don't reject change because of debug insn.
5669 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5670 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5671 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5672 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5673 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5674 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5675 * doc/gimple.texi (is_gimple_debug): New.
5676 (gimple_debug_bind_p): New.
5677 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5678 * doc/install.texi (bootstrap-debug): More details.
5679 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5680 (bootstrap-debug-lib): More details.
5681 (bootstrap-debug-ckovw): Update.
5682 (bootstrap-time): New.
5683 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5684 (insert_phi_nodes_for): Insert debug stmts.
5685 (rewrite_stmt): Take iterator. Insert debug stmts.
5686 (rewrite_enter_block): Adjust.
5687 (maybe_replace_use_in_debug_stmt): New.
5688 (rewrite_update_stmt): Use it.
5689 (mark_use_interesting): Return early for debug stmts.
5690 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5691 stmts before replacing stmt.
5692 (move_computations_stmt): Likewise.
5693 * ira-conflicts.c (add_copies): Skip debug insns.
5694 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5695 (regstat_bb_compute_ri): Skip debug insns.
5696 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5697 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5698 check_loop_closed_ssa_stmt): Skip debug stmts.
5699 * tree-tailcall.c (find_tail_calls): Likewise.
5700 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5701 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5702 (build_var_debug_value_stat): Declare.
5703 (build_var_debug_value): Define.
5704 (target_for_debug_bind): Declare.
5705 * reload.c (find_equiv_reg): Skip debug insns.
5706 * rtlanal.c (reg_used_between_p): Skip debug insns.
5707 (side_effects_p): Likewise.
5708 (canonicalize_condition): Likewise.
5709 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5710 insns never depend on debug insns.
5711 (create_ddg_dep_no_link): Likewise.
5712 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5713 Don't add inter-loop dependencies for debug insns.
5714 (build_intra_loop_deps): Likewise.
5715 (create_ddg): Count debug insns.
5716 * ddg.h (struct ddg::num_debug): New.
5717 (num_backargs): Pair up with previous int field.
5718 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5719 -fcompare-debug-second.
5720 * final.c (get_attr_length_1): Skip debug insns.
5721 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5722 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5723 (driver_self_specs): Map -fdump-final-insns to
5724 -fdump-final-insns=..
5725 (get_local_tick): New.
5726 (compare_debug_dump_opt_spec_function): Test for . argument and
5727 compute output name. Compute temp output spec without flag name.
5728 Compute -frandom-seed.
5729 (OPT): Undef after use.
5730 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5731 (average_num_loop_insns): Likewise.
5732 * params.h (MIN_NONDEBUG_INSN_UID): New.
5733 * gimple.def (GIMPLE_DEBUG): New.
5734 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5735 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5736 (merge_in_block): Fix whitespace.
5737 * toplev.c (flag_var_tracking): Update comment.
5738 (flag_var_tracking_assignments): New.
5739 (flag_var_tracking_assignments_toggle): New.
5740 (process_options): Don't open final insns dump file if we're not
5741 going to write to it. Compute defaults for var_tracking.
5742 * df-scan.c (df_insn_rescan_debug_internal): New.
5743 (df_uses_record): Handle debug insns.
5744 * haifa-sched.c (ready): Initialize n_debug.
5745 (contributes_to_priority): Skip debug insns.
5746 (dep_list_size): New.
5748 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5749 they're ready. Disregard previous debug insns to make decisions.
5750 (queue_insn): Never queue debug insns.
5751 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5752 (schedule_insn): Don't reject debug insns because of issue rate.
5753 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5754 (queue_to_ready): Skip and discount debug insns.
5755 (choose_ready): Let debug insns through.
5756 (schedule_block): Check boundary debug insns. Discount debug
5757 insns, schedule them early. Adjust whitespace.
5758 (set_priorities): Check for boundary debug insns.
5759 (add_jump_dependencies): Use dep_list_size.
5760 (prev_non_location_insn): New.
5761 (check_cfg): Use it.
5762 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5764 (remove_unused_ivs): Reset debug stmts.
5765 * modulo-sched.c (const_iteration_count): Skip debug insns.
5766 (res_MII): Discount debug insns.
5767 (loop_single_full_bb_p): Skip debug insns.
5768 (sms_schedule): Likewise.
5769 (sms_schedule_by_order): Likewise.
5770 (ps_has_conflicts): Likewise.
5771 * caller-save.c (refmarker_fn): New.
5772 (save_call_clobbered_regs): Replace regs with saved mem in
5774 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5775 Call refmarker_fn mark for hardregnos.
5776 (mark_reg_as_referenced): New.
5777 (replace_reg_with_saved_mem): New.
5778 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5779 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5781 (cse_extended_basic_block): Skip debug insns.
5782 (count_reg_usage): Likewise.
5783 (is_dead_reg): New, split out of...
5784 (set_live_p): ... here.
5785 (insn_live_p): Use it for debug insns.
5786 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5787 (execute_optimize_stdarg): Likewise.
5788 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5789 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5790 changes in debug stmts as changes.
5791 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5792 (moveup_expr): Don't move across debug insns. Don't move
5793 debug insn if it would create a bookkeeping block.
5794 (moveup_expr_cached): Don't use cache for debug insns that
5795 are heads of blocks.
5796 (compute_av_set_inside_bb): Skip debug insns.
5797 (sel_rank_for_schedule): Schedule debug insns first. Remove
5799 (block_valid_for_bookkeeping_p); Support lax searches.
5800 (create_block_for_bookkeeping): Adjust block numbers when
5801 encountering debug-only blocks.
5802 (find_place_for_bookkeeping): Deal with debug-only blocks.
5803 (generate_bookkeeping_insn): Accept no place to insert.
5804 (remove_temp_moveop_nops): New argument full_tidying.
5805 (prepare_place_to_insert): Deal with debug insns.
5806 (advance_state_on_fence): Debug insns don't start cycles.
5807 (update_boundaries): Take fence as argument. Deal with
5809 (schedule_expr_on_boundary): No full_tidying on debug insns.
5810 (fill_insns): Deal with debug insns.
5811 (track_scheduled_insns_and_blocks): Don't count debug insns.
5812 (need_nop_to_preserve_insn_bb): New, split out of...
5813 (remove_insn_from_stream): ... this.
5814 (fur_orig_expr_not_found): Skip debug insns.
5815 * rtl.def (VALUE): Move up.
5817 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5818 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5819 Set it if debug stmts are found.
5820 (statement_sink_location): Skip debug stmts. Propagate
5821 moving defs into debug stmts.
5822 * ifcvt.c (first_active_insn): Skip debug insns.
5823 (last_active_insns): Likewise.
5824 (cond_exec_process_insns): Likewise.
5825 (noce_process_if_block): Likewise.
5826 (check_cond_move_block): Likewise.
5827 (cond_move_convert_if_block): Likewise.
5828 (block_jumps_and_fallthru_p): Likewise.
5829 (dead_or_predicable): Likewise.
5830 * dwarf2out.c (debug_str_hash_forced): New.
5831 (find_AT_string): Add comment.
5832 (gen_label_for_indirect_string): New.
5833 (get_debug_string_label): New.
5834 (AT_string_form): Use it.
5835 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5836 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5837 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5838 several operations that cannot be represented with DWARF opcodes.
5839 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5840 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5841 (dwarf2out_var_location): Take during-call mark into account.
5842 (output_indirect_string): Update comment. Output if there are
5843 label and references.
5844 (prune_indirect_string): New.
5845 (prune_unused_types): Call it if debug_str_hash_forced.
5846 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5847 (dw_long_long_const): Remove.
5848 (struct dw_val_struct): Change val_long_long type to rtx.
5849 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5850 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5851 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5852 component instead of HOST_BITS_PER_LONG.
5853 (output_loc_operands): Likewise. For const8* assert
5854 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5855 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5856 rather than HOST_BITS_PER_LONG is >= 64.
5857 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5859 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5860 HOST_BITS_PER_LONG for dw_val_class_long_long.
5861 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5862 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5863 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5865 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5866 Handle DW_OP_implicit_value.
5867 (extract_int): Move prototype earlier.
5868 (mem_loc_descriptor): For SUBREG punt if inner
5869 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5870 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5871 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5872 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5873 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5874 instead of Pmode size.
5875 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5876 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5877 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5878 (concat_loc_descriptor, concatn_loc_descriptor,
5879 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5880 (add_location_or_const_value_attribute): Likewise. For single
5881 location loc_lists attempt to use add_const_value_attribute
5882 for constant decls. Add DW_AT_const_value even if
5883 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5885 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5886 (control_flow_insn_p): Likewise.
5887 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5888 (separate_decls_in_region_debug_bind): New.
5889 (separate_decls_in_region): Process debug bind stmts afterwards.
5890 * recog.c (verify_changes): Handle debug insns.
5891 (extract_insn): Likewise.
5892 (peephole2_optimize): Skip debug insns.
5893 * dse.c (scan_insn): Skip debug insns.
5894 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5896 (setup_id_for_insn): Handle debug insns.
5897 (maybe_tidy_empty_bb): Adjust whitespace.
5898 (tidy_control_flow): Skip debug insns.
5899 (sel_remove_insn): Adjust for debug insns.
5900 (sel_estimate_number_of_insns): Skip debug insns.
5901 (create_insn_rtx_from_pattern): Handle debug insns.
5902 (create_copy_of_insn_rtx): Likewise.
5903 * sel-sched-.h (sel_bb_end): Declare.
5904 (sel_bb_empty_or_nop_p): New.
5905 (get_all_loop_exits): Use it.
5906 (_eligible_successor_edge_p): Likewise.
5907 (return_nop_to_pool): Adjust.
5908 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5909 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5910 * gimple-pretty-print.c (dump_gimple_debug): New.
5911 (dump_gimple_stmt): Use it.
5912 (dump_bb_header): Skip gimple debug stmts.
5913 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5914 (fixup_match_2): Likewise.
5915 (regmove_backward_pass): Likewise. Simplify combined
5916 replacement. Handle debug insns.
5917 * function.c (instantiate_virtual_regs): Handle debug insns.
5918 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5919 * print-rtl.h: Include cselib.h.
5920 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5921 * df.h (df_inns_rescan_debug_internal): Declare.
5922 * gcse.c (alloc_hash_table): Estimate n_insns.
5923 (cprop_insn): Don't regard debug insns as changes.
5924 (bypass_conditional_jumps): Skip debug insns.
5925 (one_pre_gcse_pass): Adjust.
5926 (one_code_hoisting_pass): Likewise.
5927 (compute_ld_motion_mems): Skip debug insns.
5928 (one_cprop_pass): Adjust.
5929 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5930 (if_convertible_stmt_p): Handle debug stmts.
5931 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5932 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5933 * ira-build.c (create_bb_allocnos): Skip debug insns.
5934 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5935 (has_single_use): Likewise.
5936 (single_imm_use): Likewise.
5937 (num_imm_uses): Likewise.
5938 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5939 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5940 (create_outofssa_var_map): Likewise.
5941 * lower-subreg.c (adjust_decomposed_uses): New.
5942 (resolve_debug): New.
5943 (decompose_multiword_subregs): Use it.
5944 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5945 * emit-rtl.c: Include params.h.
5946 (cur_debug_insn_uid): Define.
5947 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5948 (copy_rtx_if_shared_1): Handle debug insns.
5949 (reset_used_flags): Likewise.
5950 (set_used_flags): LIkewise.
5951 (get_max_insn_count): New.
5952 (next_nondebug_insn): New.
5953 (prev_nondebug_insn): New.
5954 (make_debug_insn_raw): New.
5955 (emit_insn_before_noloc): Handle debug insns.
5956 (emit_jump_insn_before_noloc): Likewise.
5957 (emit_call_insn_before_noloc): Likewise.
5958 (emit_debug_insn_before_noloc): New.
5959 (emit_insn_after_noloc): Handle debug insns.
5960 (emit_jump_insn_after_noloc): Likewise.
5961 (emit_call_insn_after_noloc): Likewise.
5962 (emit_debug_insn_after_noloc): Likewise.
5963 (emit_insn_after): Take loc from earlier non-debug insn.
5964 (emit_jump_insn_after): Likewise.
5965 (emit_call_insn_after): Likewise.
5966 (emit_debug_insn_after_setloc): New.
5967 (emit_debug_insn_after): New.
5968 (emit_insn_before): Take loc from later non-debug insn.
5969 (emit_jump_insn_before): Likewise.
5970 (emit_call_insn_before): Likewise.
5971 (emit_debug_insn_before_setloc): New.
5972 (emit_debug_insn_before): New.
5973 (emit_insn): Handle debug insns.
5974 (emit_debug_insn): New.
5975 (emit_jump_insn): Handle debug insns.
5976 (emit_call_insn): Likewise.
5978 (init_emit): Take min-nondebug-insn-uid into account.
5979 Initialize cur_debug_insn_uid.
5980 (emit_copy_of_insn_after): Handle debug insns.
5981 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5982 location of single rhs in place.
5983 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5984 (floor_sdiv_adjust): New.
5985 (cell_sdiv_adjust): New.
5986 (cell_udiv_adjust): New.
5987 (round_sdiv_adjust): New.
5988 (round_udiv_adjust): New.
5989 (wrap_constant): Moved from cselib.
5990 (unwrap_constant): New.
5991 (expand_debug_expr): New.
5992 (expand_debug_locations): New.
5993 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5995 (gimple_expand_cfg): Expand debug locations.
5996 * cselib.c: Include tree-pass.h.
5997 (struct expand_value_data): New.
5998 (cselib_record_sets_hook): New.
5999 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
6000 (cselib_clear_table): Move, and implemnet in terms of...
6001 (cselib_reset_table_with_next_value): ... this.
6002 (cselib_get_next_unknown_value): New.
6003 (discard_useless_locs): Don't discard preserved values.
6004 (cselib_preserve_value): New.
6005 (cselib_preserved_value_p): New.
6006 (cselib_preserve_definitely): New.
6007 (cselib_clear_preserve): New.
6008 (cselib_preserve_only_values): New.
6009 (new_cselib_val): Take rtx argument. Dump it in details.
6010 (cselib_lookup_mem): Adjust.
6011 (expand_loc): Take regs_active in struct. Adjust. Silence
6012 dumps unless details are requested.
6013 (cselib_expand_value_rtx_cb): New.
6014 (cselib_expand_value_rtx): Rename and reimplment in terms of...
6015 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
6016 without details. Copy more subregs. Try to resolve values
6017 using a callback. Wrap constants.
6018 (cselib_subst_to_values): Adjust.
6019 (cselib_log_lookup): New.
6020 (cselib_lookup): Call it.
6021 (cselib_invalidate_regno): Don't count preserved values as useless.
6022 (cselib_invalidate_mem): Likewise.
6023 (cselib_record_set): Likewise.
6024 (struct set): Renamed to cselib_set, moved to cselib.h.
6025 (cselib_record_sets): Adjust. Call hook.
6026 (cselib_process_insn): Reset table when it would be cleared.
6027 (dump_cselib_val): New.
6028 (dump_cselib_table): New.
6029 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
6030 (remove_forwarder_block): Support moving debug stmts.
6031 * cselib.h (cselib_record_sets_hook): Declare.
6032 (cselib_expand_callback): New type.
6033 (cselib_expand_value_rtx_cb): Declare.
6034 (cselib_reset_table_with_next_value): Declare.
6035 (cselib_get_next_unknown_value): Declare.
6036 (cselib_preserve_value): Declare.
6037 (cselib_preserved_value_p): Declare.
6038 (cselib_preserve_only_values): Declare.
6039 (dump_cselib_table): Declare.
6040 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6041 (try_crossjump_to_edge): Likewise.
6042 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6043 dominated blocks when debug stmts are present.
6044 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6045 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6046 (set_var_live_on_entry): Likewise.
6047 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6048 * cfglayout.c (curr_location, last_location): Make static.
6049 (set_curr_insn_source_location): Don't avoid bouncing.
6050 (get_curr_insn_source_location): New.
6051 (get_curr_insn_block): New.
6052 (duplicate_insn_chain): Handle debug insns.
6053 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6055 * common.opt (fcompare-debug): Move to sort order.
6056 (fdump-unnumbered-links): Likewise.
6057 (fvar-tracking-assignments): New.
6058 (fvar-tracking-assignments-toggle): New.
6059 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6060 because of debug stmts.
6061 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6062 (eliminate_unnecessary_stmts): Walk dominated blocks before
6064 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6065 * ira.c (memref_used_between_p): Skip debug insns.
6066 (update_equiv_regs): Likewise.
6067 * sched-deps.c (sd_lists_size): Accept empty list.
6068 (sd_init_insn): Mark debug insns.
6069 (sd_finish_insn): Unmark them.
6070 (sd_add_dep): Reject non-debug deps on debug insns.
6071 (fixup_sched_groups): Give debug insns group treatment.
6073 (sched_analyze_reg): Don't mark debug insns for sched before call.
6074 (sched_analyze_2): Handle debug insns.
6075 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6077 (deps_analyze_insn): Handle debug insns.
6078 (deps_start_bb): Skip debug insns.
6079 (init_deps): Initialize last_debug_insn.
6080 * tree-ssa.c (target_for_debug_bind): New.
6081 (find_released_ssa_name): New.
6082 (propagate_var_def_into_debug_stmts): New.
6083 (propagate_defs_into_debug_stmts): New.
6084 (verify_ssa): Skip debug bind stmts without values.
6085 (warn_uninialized_vars): Skip debug stmts.
6086 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6087 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6088 (rtx_equal_p): Likewise.
6089 * ira-costs.c (scan_one_insn): Skip debug insns.
6090 (process_bb_node_for_hard_reg_moves): Likewise.
6091 * rtl.h (DEBUG_INSN_P): New.
6092 (NONDEBUG_INSN_P): New.
6093 (MAY_HAVE_DEBUG_INSNS): New.
6094 (INSN_P): Accept debug insns.
6095 (RTX_FRAME_RELATED_P): Likewise.
6096 (INSN_DELETED_P): Likewise
6097 (PAT_VAR_LOCATION_DECL): New.
6098 (PAT_VAR_LOCATION_LOC): New.
6099 (PAT_VAR_OCATION_STATUS): New.
6100 (NOTE_VAR_LOCATION_DECL): Reimplement.
6101 (NOTE_VAR_LOCATION_LOC): Likewise.
6102 (NOTE_VAR_LOCATION_STATUS): Likewise.
6103 (INSN_VAR_LOCATION): New.
6104 (INSN_VAR_LOCATION_DECL): New.
6105 (INSN_VAR_LOCATION_LOC): New.
6106 (INSN_VAR_LOCATION_STATUS): New.
6107 (gen_rtx_UNKNOWN_VAR_LOC): New.
6108 (VAR_LOC_UNKNOWN_P): New.
6109 (NOTE_DURING_CALL_P): New.
6110 (SCHED_GROUP_P): Accept debug insns.
6111 (emit_debug_insn_before): Declare.
6112 (emit_debug_insn_before_noloc): Declare.
6113 (emit_debug_insn_beore_setloc): Declare.
6114 (emit_debug_insn_after): Declare.
6115 (emit_debug_insn_after_noloc): Declare.
6116 (emit_debug_insn_after_setloc): Declare.
6117 (emit_debug_insn): Declare.
6118 (make_debug_insn_raw): Declare.
6119 (prev_nondebug_insn): Declare.
6120 (next_nondebug_insn): Declare.
6121 (delegitimize_mem_from_attrs): Declare.
6122 (get_max_insn_count): Declare.
6123 (wrap_constant): Declare.
6124 (unwrap_constant): Declare.
6125 (get_curr_insn_source_location): Declare.
6126 (get_curr_insn_block): Declare.
6127 * tree-inline.c (insert_debug_decl_map): New.
6128 (processing_debug_stmt): New.
6129 (remap_decl): Don't create new mappings in debug stmts.
6130 (remap_gimple_op_r): Don't add references in debug stmts.
6131 (copy_tree_body_r): Likewise.
6132 (remap_gimple_stmt): Handle debug bind stmts.
6133 (copy_bb): Skip debug stmts.
6134 (copy_edges_for_bb): Likewise.
6135 (copy_debug_stmt): New.
6136 (copy_debug_stmts): New.
6137 (copy_body): Copy debug stmts at the end.
6138 (insert_init_debug_bind): New.
6139 (insert_init_stmt): Take id. Skip and emit debug stmts.
6140 (setup_one_parameter): Remap variable earlier, register debug mapping.
6141 (estimate_num_insns): Skip debug stmts.
6142 (expand_call_inline): Preserve debug_map.
6143 (optimize_inline_calls): Check for no debug_stmts left-overs.
6144 (unsave_expr_now): Preserve debug_map.
6145 (copy_gimple_seq_and_replace_locals): Likewise.
6146 (tree_function_versioning): Check for no debug_stmts left-overs.
6147 Init and destroy debug_map as needed. Split edges unconditionally.
6148 (build_duplicate_type): Init and destroy debug_map as needed.
6149 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6150 (struct copy_body_data): Add debug_stmts and debug_map.
6151 * sched-int.h (struct ready_list): Add n_debug.
6152 (struct deps): Add last_debug_insn.
6153 (DEBUG_INSN_SCHED_P): New.
6154 (BOUNDARY_DEBUG_INSN_P): New.
6155 (SCHEDULE_DEBUG_INSN_P): New.
6156 (sd_iterator_cond): Accept empty list.
6157 * combine.c (create_log_links): Skip debug insns.
6158 (combine_instructions): Likewise.
6159 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6160 return value is always unshared.
6161 (struct rtx_subst_pair): New.
6162 (auto_adjust_pair): New.
6163 (propagate_for_debug_subst): New.
6164 (propagate_for_debug): New.
6165 (try_combine): Skip debug insns. Propagate removed defs into
6167 (next_nonnote_nondebug_insn): New.
6168 (distribute_notes): Use it. Skip debug insns.
6169 (distribute_links): Skip debug insns.
6170 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6171 * resource.c (mark_target_live_regs): Likewise.
6172 * var-tracking.c: Include cselib.h and target.h.
6173 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6175 (micro_operation_type_name): New.
6176 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6177 (struct micro_operation_def): Update comments.
6178 (decl_or_value): New type. Use instead of decls.
6179 (struct emit_note_data_def): Add vars.
6180 (struct attrs_def): Use decl_or_value.
6181 (struct variable_tracking_info_def): Add permp, flooded.
6182 (struct location_chain_def): Update comment.
6183 (struct variable_part_def): Use decl_or_value.
6184 (struct variable_def): Make var_part a variable length array.
6186 (scratch_regs): New.
6187 (cselib_hook_called): New.
6188 (dv_is_decl_p): New.
6189 (dv_is_value_p): New.
6192 (dv_as_opaque): New.
6193 (dv_onepart_p): New.
6195 (IS_DECL_CODE): New.
6196 (check_value_is_not_decl): New.
6197 (dv_from_decl): New.
6198 (dv_from_value): New.
6199 (dv_htab_hash): New.
6200 (variable_htab_hash): Use it.
6201 (variable_htab_eq): Support values.
6202 (variable_htab_free): Free from the right pool.
6203 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6204 (attrs_list_union): Adjust.
6205 (attrs_list_mpdv_union): New.
6206 (tie_break_pointers): New.
6207 (canon_value_cmp): New.
6208 (unshare_variable): Return possibly-modified slot.
6209 (vars_copy_1): Adjust.
6210 (var_reg_decl_set): Adjust. Split out of...
6211 (var_reg_set): ... this.
6212 (get_init_value): Adjust.
6213 (var_reg_delete_and_set): Adjust.
6214 (var_reg_delete): Adjust.
6215 (var_regno_delete): Adjust.
6216 (var_mem_decl_set): Split out of...
6217 (var_mem_set): ... this.
6218 (var_mem_delete_and_set): Adjust.
6219 (var_mem_delete): Adjust.
6223 (variable_union): Adjust. Speed up merge of 1-part vars.
6224 (variable_canonicalize): Use unshared slot.
6225 (VALUED_RECURSED_INTO): New.
6226 (find_loc_in_1pdv): New.
6227 (struct dfset_merge): New.
6228 (insert_into_intersection): New.
6229 (intersect_loc_chains): New.
6231 (canonicalize_loc_order_check): New.
6232 (canonicalize_values_mark): New.
6233 (canonicalize_values_star): New.
6234 (variable_merge_over_cur): New.
6235 (variable_merge_over_src): New.
6236 (dataflow_set_merge): New.
6237 (dataflow_set_equiv_regs): New.
6238 (remove_duplicate_values): New.
6239 (struct dfset_post_merge): New.
6240 (variable_post_merge_new_vals): New.
6241 (variable_post_merge_perm_vals): New.
6242 (dataflow_post_merge_adjust): New.
6243 (find_mem_expr_in_1pdv): New.
6244 (dataflow_set_preserve_mem_locs): New.
6245 (dataflow_set_remove_mem_locs): New.
6246 (dataflow_set_clear_at_call): New.
6247 (onepart_variable_different_p): New.
6248 (variable_different_p): Use it.
6249 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6250 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6252 (track_loc_p): Pass it true.
6253 (struct count_use_info): New.
6254 (find_use_val): New.
6255 (replace_expr_with_values): New.
6257 (use_type): New, partially split out of...
6258 (count_uses): ... this. Count new micro-ops.
6259 (count_uses_1): Adjust.
6260 (count_stores): Adjust.
6261 (count_with_sets): New.
6262 (VAL_NEEDS_RESOLUTION): New.
6263 (VAL_HOLDS_TRACK_EXPR): New.
6264 (VAL_EXPR_IS_COPIED): New.
6265 (VAL_EXPR_IS_CLOBBERED): New.
6266 (add_uses): Adjust. Generate new micro-ops.
6267 (add_uses_1): Adjust.
6268 (add_stores): Generate new micro-ops.
6269 (add_with_sets): New.
6270 (find_src_status): Adjust.
6271 (find_src_set_src): Adjust.
6272 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6273 Handle new micro-ops. Canonicalize value equivalances.
6274 (vt_find_locations): Compute total size of hash tables for
6275 dumping. Perform merge for var-tracking-assignments. Don't
6276 disregard single-block loops.
6277 (dump_attrs_list): Handle decl_or_value.
6278 (dump_variable): Take variable. Deal with decl_or_value.
6279 (dump_variable_slot): New.
6280 (dump_vars): Use it.
6281 (dump_dataflow_sets): Adjust.
6282 (set_slot_part): New, extended to support one-part variables
6283 after splitting out of...
6284 (set_variable_part): ... this.
6285 (clobber_slot_part): New, split out of...
6286 (clobber_variable_part): ... this.
6287 (delete_slot_part): New, split out of...
6288 (delete_variable_part): .... this.
6289 (check_wrap_constant): New.
6290 (vt_expand_loc_callback): New.
6291 (vt_expand_loc): New.
6292 (emit_note_insn_var_location): Adjust. Handle values. Handle
6293 EMIT_NOTE_AFTER_CALL_INSN.
6294 (emit_notes_for_differences_1): Adjust. Handle values.
6295 (emit_notes_for_differences_2): Likewise.
6296 (emit_notes_for_differences): Adjust.
6297 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6298 Adjust. Handle new micro-ops.
6299 (vt_add_function_parameters): Adjust. Create and bind values.
6300 (vt_initialize): Adjust. Initialize scratch_regs and
6301 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6302 operations. Move some code to count_with_sets and add_with_sets.
6303 (delete_debug_insns): New.
6304 (vt_debug_insns_local): New.
6305 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6307 (var_tracking_main): If var-tracking-assignments is enabled
6308 but var-tracking isn't, delete debug insns and leave. Likewise
6309 if we exceed limits or fail the stack adjustments tests, and
6310 after all var-tracking processing.
6311 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6312 (dataflow_set): Add traversed_vars.
6313 (value_chain, const_value_chain): New typedefs.
6314 (value_chain_pool, value_chains): New variables.
6315 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6316 add_value_chains, add_cselib_value_chains, remove_value_chain,
6317 remove_value_chains, remove_cselib_value_chains): New functions.
6318 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6319 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6321 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6322 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6323 (dst_can_be_shared): New variable.
6324 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6325 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6326 different from set->vars, look up slot again instead of using the
6328 (dataflow_set_init): Initialize traversed_vars.
6329 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6330 lookup if set->vars is shared. Don't keep slot cleared before
6331 calling unshare_variable. Unshare set->vars if needed. Adjust
6332 unshare_variable callers. Clear dst_can_be_shared if needed.
6333 Even ->refcount == 1 vars must be unshared if set->vars is shared
6334 and var needs to be modified.
6335 (dataflow_set_union): Set traversed_vars during canonicalization.
6336 (VALUE_CHANGED, DECL_CHANGED): Define.
6337 (set_dv_changed, dv_changed_p): New static inlines.
6338 (track_expr_p): Clear DECL_CHANGED.
6339 (dump_dataflow_sets): Set it.
6340 (variable_was_changed): Call set_dv_changed.
6341 (emit_note_insn_var_location): Likewise.
6342 (changed_variables_stack): New variable.
6343 (check_changed_vars_1, check_changed_vars_2): New functions.
6344 (emit_notes_for_changes): Do nothing if changed_variables is
6345 empty. Traverse changed_variables with check_changed_vars_1,
6346 call check_changed_vars_2 on each changed_variables_stack entry.
6347 (emit_notes_in_bb): Add SET argument. Just clear it at the
6348 beginning, use it instead of local &set, don't destroy it at the end.
6349 (vt_emit_notes): Call dataflow_set_clear early on all
6350 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6351 computed set, dataflow_set_clear also VTI(bb)->in when we are
6352 done with the basic block. Initialize changed_variables_stack,
6353 free it afterwards. If ENABLE_CHECKING verify that after noting
6354 differences to an empty set value_chains hash table is empty.
6355 (vt_initialize): Initialize value_chains and value_chain_pool.
6356 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6357 (variable_tracking_main): Call dump_dataflow_sets before calling
6358 vt_emit_notes, not after it.
6359 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6360 (propagate_var_def_into_debug_stmts): Declare.
6361 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6362 (df_set_note): Reject debug insns.
6363 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6364 add notes to debug insns.
6365 (df_note_bb_compute): Adjust. Likewise.
6366 (df_simulate_uses): Skip debug insns.
6367 (df_simulate_initialize_backwards): Likewise.
6368 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6369 (subst_stack_regs_pat): Reject debug insns.
6370 (convert_regs_1): Handle debug insns.
6371 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6372 (print-rtl.o): Depend on cselib.h.
6373 (cselib.o): Depend on TREE_PASS_H.
6374 (var-tracking.o): Depend on cselib.h and TARGET_H.
6375 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6376 (init_ready_list): Skip boundary debug insns.
6377 (add_branch_dependences): Skip debug insns.
6378 (free_block_dependencies): Check for blocks with only debug insns.
6379 (compute_priorities): Likewise.
6380 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6381 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6383 (gimple_build_debug_bind_stat): New.
6384 (empty_body_p): Skip debug stmts.
6385 (gimple_has_side_effects): Likewise.
6386 (gimple_rhs_has_side_effects): Likewise.
6387 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6388 (gimple_build_debug_bind_stat): Declare.
6389 (gimple_build_debug_bind): Define.
6390 (is_gimple_debug): New.
6391 (gimple_debug_bind_p): New.
6392 (gimple_debug_bind_get_var): New.
6393 (gimple_debug_bind_get_value): New.
6394 (gimple_debug_bind_get_value_ptr): New.
6395 (gimple_debug_bind_set_var): New.
6396 (gimple_debug_bind_set_value): New.
6397 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6398 (gimple_debug_bind_reset_value): New.
6399 (gimple_debug_bind_has_value_p): New.
6400 (gsi_next_nondebug): New.
6401 (gsi_prev_nondebug): New.
6402 (gsi_start_nondebug_bb): New.
6403 (gsi_last_nondebug_bb): New.
6404 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6405 (print_insn): Handle DEBUG_INSN.
6406 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6407 of first insn prevail.
6408 (first_stmt): Skip debug stmts.
6409 (first_non_label_stmt): Likewise.
6410 (last_stmt): Likewise.
6411 (has_zero_uses_1): New.
6412 (single_imm_use_1): New.
6413 (verify_gimple_debug): New.
6414 (verify_types_in_gimple_stmt): Handle debug stmts.
6415 (verify_stmt): Likewise.
6416 (debug_loop_num): Skip debug stmts.
6417 (remove_edge_and_dominated_blocks): Remove dominators last.
6418 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6419 (linearize_expr): Likewise.
6420 * config/i386/i386.c (ix86_delegitimize_address): Call
6421 default implementation.
6422 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6423 (group_barrier_needed): Skip debug insns.
6424 (emit_insn_group_barriers): Likewise.
6425 (emit_all_insn_group_barriers): Likewise.
6426 (ia64_variable_issue): Handle debug insns.
6427 (ia64_dfa_new_cycle): Likewise.
6428 (final_emit_insn_group_barriers): Skip debug insns.
6429 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6430 def cfa without frame.
6431 (process_set): Likewise.
6432 (process_for_unwind_directive): Pass frame on.
6433 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6434 (rs6000_delegitimize_address): New.
6435 (rs6000_debug_adjust_cost): Handle debug insns.
6436 (is_microcoded_insn): Likewise.
6437 (is_cracked_insn): Likewise.
6438 (is_nonpipeline_insn): Likewise.
6439 (insn_must_be_first_in_group): Likewise.
6440 (insn_must_be_last_in_group): Likewise.
6441 (force_new_group): Likewise.
6442 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6443 contains only debug insns.
6444 (rtl_merge_blocks): Skip debug insns.
6445 (purge_dead_edges): Likewise.
6446 (rtl_block_ends_with_call_p): Skip debug insns.
6447 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6448 (mark_reg_dependencies): Skip debug insns.
6449 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6450 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6451 * tree-ssa-threadedge.c
6452 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6453 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6454 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6455 (copyprop_hardreg_forward_1): Handle debug insns.
6456 * reload1.c (reload): Skip debug insns. Replace unassigned
6457 pseudos in debug insns with their equivalences.
6458 (eliminate_regs_in_insn): Skip debug insns.
6459 (emit_input_reload_insns): Skip debug insns at first, adjust
6461 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6462 (get_indirect_ref_operands): Pass opf_no_vops on.
6463 (get_expr_operands): Likewise. Skip debug stmts.
6464 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6466 2009-09-01 Richard Henderson <rth@redhat.com>
6468 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6469 stmt_ends_pp_p statements at least once.
6470 * tree-vrp.c (vrp_initialize): Likewise.
6471 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6473 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6476 Fix AIX bootstrap after PR debug/30161
6477 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6478 that is a GNU extension.
6479 (tmpl_value_parm_die_table): Move the definition of this global
6480 outside #ifdef DWARF2_DEBUGGING_INFO region.
6482 2009-09-01 Richard Guenther <rguenther@suse.de>
6484 * tree.c (tree_expr_size): New function.
6485 * tree.h (tree_expr_size): Declare.
6486 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6487 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6488 * langhooks.c (lhd_expr_size): Remove.
6489 * langhooks.h (struct lang_hooks): Remove expr_size.
6490 * explow.c (expr_size): Use tree_expr_size.
6491 (int_expr_size): Likewise.
6492 * langhooks-def.h (lhd_expr_size): Remove.
6493 (LANG_HOOKS_EXPR_SIZE): Likewise.
6494 (LANG_HOOKS_INITIALIZER): Adjust.
6496 2009-09-01 Richard Guenther <rguenther@suse.de>
6498 * tree-flow.h (mark_addressable): Move declaration ...
6499 * tree.h (mark_addressable): ... here.
6500 * stmt.c (expand_asm_operands): Use mark_addressable, not
6501 lang_hooks.mark_addressable.
6502 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6503 LANG_HOOKS_MARK_ADDRESSABLE.
6504 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6505 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6507 2009-08-31 Chris Demetriou <cgd@google.com>
6509 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6510 vectorize if not TARGET_SSE2.
6512 2009-08-31 DJ Delorie <dj@redhat.com>
6514 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6515 registers if no coprocessor is enabled.
6517 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6520 * cgraph.h (cgraph_get_node): Declare ...
6521 * cgraph.c (cgraph_get_node): ... new function.
6522 * dwarf2out.c (gen_generic_params_dies,
6523 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6524 make_ith_pack_parameter_name,
6525 append_entry_to_tmpl_value_parm_die_table,
6526 gen_remaining_tmpl_value_param_die_attribute): New functions.
6527 (gen_subprogram_die): Generate debug info for template parameters
6528 if debug info level is higher than DINFO_LEVEL_TERSE.
6529 Use tree_add_const_value_attribute_for_decl instead of
6530 tree_add_const_value_attribute.
6531 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6532 instead of tree_add_const_value_attribute.
6533 (gen_struct_or_union_type_die): Generate debug
6534 info for template parameters if debug info level is higher than
6536 (tree_add_const_value_attribute): Handle integral and pointer
6537 constants. Update comment.
6538 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6539 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6540 (reference_to_unused): Fix thinko. Remove redundant predicates from
6542 (tree_add_const_value_attribute): Make this work for constant
6544 tree_add_const_value_attribute_for_decl is to be used for variable
6546 (add_location_or_const_value_attribute): Use
6547 tree_add_const_value_attribute_for_decl now.
6548 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6549 DW_TAG_template_value_param DIEs after function DIEs have been
6551 * langhooks.h (lang_hooks_for_types): Add
6552 get_argument_pack_elems.
6553 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6554 (lang_hooks): Added get_innermost_generic_parms,
6555 get_innermost_generic_args.
6556 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6557 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6558 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6559 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6561 2009-08-31 DJ Delorie <dj@redhat.com>
6563 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6564 it once we start generating the prologue or epilogue.
6565 (mep_call_saves_register): If the frame is locked, re-use
6567 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6568 (mep_expand_prologue): Call it.
6569 (mep_expand_epilogue): Likewise.
6570 (mep_start_function): Use the same logic as mep_expand_prologue.
6571 (mep_pass_by_reference): Make logic more readable.
6572 (mep_return_in_memory): Zero-sized objects are passed in memory.
6573 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6575 2009-08-31 Richard Guenther <rguenther@suse.de>
6577 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6578 to query if the memory regions for memmove overlap.
6579 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6580 asserts on pointers, instead deal with odd trees.
6581 (ptr_derefs_may_alias_p): Likewise.
6582 (refs_may_alias_p_1): Constructor bases also never alias.
6584 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6586 * doc/install.texi (Final install): Adjust reference on where to
6587 order printed manuals.
6589 2009-08-30 Olivier Hainque <hainque@adacore.com>
6591 * dwarf2out.c (switch_to_frame_table_section): Move
6592 definition prior to first use.
6594 2009-08-30 Richard Guenther <rguenther@suse.de>
6596 PR tree-optimization/41186
6597 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6598 (ao_ref_init_from_ptr_and_size): New function.
6599 (ref_maybe_used_by_call_p_1): Be more precise tracking
6600 used ranges for builtin functions.
6601 (ref_maybe_used_by_call_p): Adjust.
6602 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6603 ranges for builtin functions.
6604 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6606 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6609 * fwprop.c (get_reg_use_in): Delete.
6610 (free_load_extend): New function.
6611 (forward_propagate_subreg): Use it.
6613 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6615 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6617 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6620 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6623 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6625 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6626 fini or fini_array section.
6628 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6630 * graphite-dependences.c (graphite_legal_transform_bb): Call
6631 pbb_remove_duplicate_pdrs.
6632 * graphite-poly.c (can_collapse_pdr): Removed.
6633 (pdr_find_duplicate): Removed.
6634 (can_collapse_pdrs): New.
6635 (pbb_remove_duplicate_pdrs): New.
6636 (new_poly_dr): Do not look for duplicates.
6637 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6638 (PBB_PDR_DUPLICATES_REMOVED): New.
6639 (pbb_remove_duplicate_pdrs): Declared.
6641 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6643 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6644 the strides by multiplying by PDR_NB_REFS.
6645 * graphite-poly.c (can_collapse_pdr): New.
6646 (pdr_find_duplicate): New.
6647 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6648 Initialize PDR_NB_REFS.
6649 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6651 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6653 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6656 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6659 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6661 * graphite-dependences.c (pddr_original_scattering): Return NULL
6662 for read-read dependence relations.
6663 * graphite-poly.h (enum poly_dr_type): Fix comment.
6666 (pdr_may_write_p): New.
6668 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6670 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6671 (struct poly_dr): Same.
6672 (new_poly_dr): Same.
6673 * graphite-poly.c (new_poly_dr): Same.
6674 * graphite-dependences.c (dot_deps): Disable call to system.
6676 2009-08-28 Cary Coutant <ccoutant@google.com>
6679 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6680 struct/union/enum types local to a function.
6682 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6683 Sebastian Pop <sebastian.pop@amd.com>
6685 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6686 pbb_strip_mine_time_depth. Changed the implementation so that
6687 transformation is expressed as a transformation on
6688 time (scatttering) dimensions. Also, ensures that the 2d+1
6689 scheduling format is preserved.
6690 (pbb_strip_mine_profitable_p): Profitability is based on the
6691 iteration number of a given time (scattering) dimension,
6692 and not on a original loop depth dimension.
6693 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6694 (pbb_do_strip_mine): Call psct_dynamic_dim.
6695 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6696 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6697 (pbb_nb_dynamic_scattering_transform): New.
6698 (psct_dynamic_dim): New.
6700 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6702 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6703 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6704 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6705 * graphite-interchange.c (build_linearized_memory_access): Same.
6706 (memory_stride_in_loop): Same.
6708 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6710 * graphite-dependences.c (pddr_original_scattering): New.
6711 (graphite_legal_transform_dr): Call pddr_original_scattering.
6714 * graphite-dependences.h (dot_deps): Declared.
6715 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6716 (print_pdr): Print PDR_ID.
6717 * graphite-poly.h (struct poly_dr): Add field id.
6720 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6722 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6724 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6725 not delete the original dependence relation.
6727 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6729 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6730 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6731 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6732 (free_poly_ddr): New.
6733 (pddr_is_empty): New.
6734 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6735 (dependence_polyhedron): Same. Remove useless gcc_assert.
6737 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6738 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6739 * graphite-dependences.h (enum poly_dependence_kind): New.
6740 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6741 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6742 (PDRP_SINK): Renamed PDDR_SINK.
6743 (PDRP_DDP): Renamed PDDR_DDP.
6745 (free_poly_ddr): Declared.
6746 * graphite-poly.c (new_scop): Use the new hash function names.
6747 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6748 into original_pddrs.
6749 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6751 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6753 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6754 bounds with LT_EXPR to make niter analysis more precise on code
6755 generated by Graphite.
6757 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6759 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6760 (graphite_legal_transform_bb): Same.
6761 (poly_drs_may_alias_p): Same.
6763 2009-08-28 Richard Guenther <rguenther@suse.de>
6765 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6767 2009-08-28 Jan Beulich <jbeulich@novell.com>
6769 * config/i386/netware.c: Include langhooks.h.
6770 (i386_nlm_encode_section_info): Simplify.
6771 (netware_override_options): Delete.
6772 * config/i386/netware.h (netware_override_options): Delete
6774 (OVERRIDE_OPTIONS): Delete definition.
6775 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6776 (ASM_COMMENT_START): Define.
6777 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6779 2009-08-28 Jan Beulich <jbeulich@novell.com>
6781 * configure.ac: For in-tree ld, do a plain version check to
6782 determine whether comdat groups are supported.
6783 * configure: Regenerate.
6785 2009-08-28 Olivier Hainque <hainque@adacore.com>
6787 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6788 always defined. Reflect definition or absence of such for
6789 COLLECT_EXPORT_LIST. Readability helper.
6790 (scanfilter): New enum, to help control what symbols
6791 are to be considered or ignored by scan_prog_file.
6792 (enum pass): Rename as "scanpass", moved together with scanfilter
6793 prior to scan_prog_file's prototype.
6794 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6795 Group prototype with the scanpass/scanfilter definitions, factorize
6796 head comments for the several implementations at the prototype.
6797 (main): Reorganize the first pass link control to let AIX
6798 drag only the needed frame tables in executables. Prevent
6799 frame tables collection during the scan aimed at static ctors.
6800 Pre-link and scan for frame tables later to compensate.
6801 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6802 A C statement to issue assembly directives that create a reference
6803 to the given DWARF table identifier label from the current function
6805 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6806 to differentiate first time section entry. Only emit a .data
6807 tables start identifier label the first time around.
6808 (switch_to_frame_table_section): New function. Helper for
6809 output_call_frame_info to switch possibly BACK into the eh_frame
6810 or the debug_frame section depending on FOR_EH.
6811 (output_call_frame_info): Use helper to first enter the proper
6813 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6814 emit a link to the frame table start label from each function
6816 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6817 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6818 * config/rs6000/rs6000-protos.h: Declare it.
6819 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6821 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6823 * config/sh/sh.c (split_branches): Check the result of
6826 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6828 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6829 using -pthread -fopenmp
6831 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6833 * doc/service.texi (service directory): Update URL.
6835 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6837 PR rtl-optimization/40861
6838 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6839 extract word from a multi-word subreg for negative byte positions.
6841 2009-08-27 Tristan Gingold <gingold@adacore.com>
6842 Douglas B Rupp <rupp@gnat.com>
6844 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6845 (SECTION_VMS_OVERLAY): Define.
6846 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6848 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6850 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6851 common_object declarations.
6852 (ia64_section_type_flags): Set section flag for common_object.
6853 * config/ia64/ia64-protos.h
6854 (ia64_vms_output_aligned_decl_common): Declare.
6855 (ia64_vms_elf_asm_named_section): Declare.
6857 2009-08-27 Michael Matz <matz@suse.de>
6859 * expr.c (expand_expr_real_2): New function taking exploded
6860 unary or binary expression, split out from ...
6861 (expand_expr_real_1): ... here. Move over all unary/binary
6862 switch parts to above function, in particular these codes:
6863 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6864 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6865 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6866 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6867 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6868 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6869 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6870 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6871 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6872 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6873 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6874 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6875 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6876 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6877 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6878 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6879 VEC_PACK_FIX_TRUNC_EXPR.
6880 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6883 2009-08-27 Richard Guenther <rguenther@suse.de>
6885 * gengtype.c (main): Handle uint64_t.
6886 * ipa-utils.c (get_base_var): Indent properly.
6887 * tree-ssa-live.c (debug_scope_block): New function.
6888 * tree-flow.h (debug_scope_block): Declare.
6889 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6890 * basic-block.h (enum profile_status): Rename to
6891 enum profile_status_d.
6892 (x_profile_status): Adjust type.
6894 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6897 * dwarf2out.c (get_context_die): Declare this static function.
6898 (gen_type_die_with_usage): Make sure a DIE is a generated for
6899 the context of a typedef.
6901 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6903 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6906 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6908 * config/mips/mips-protos.h (mips_output_sync): Declare.
6909 (mips_sync_loop_insns): Likewise.
6910 (mips_output_sync_loop): Replace first two parameters with an rtx.
6911 * config/mips/mips.c (mips_multi_member): New structure.
6912 (mips_multi_members): New variable.
6913 (mips_multi_start): New function.
6914 (mips_multi_add): Likewise.
6915 (mips_multi_add_insn): Likewise.
6916 (mips_multi_add_label): Likewise.
6917 (mips_multi_last_index): Likewise.
6918 (mips_multi_copy_insn): Likewise.
6919 (mips_multi_set_operand): Likewise.
6920 (mips_multi_write): Likewise.
6921 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6922 (mips_init_print_operand_punct): Update accordingly.
6923 (mips_start_ll_sc_sync_block): New function.
6924 (mips_end_ll_sc_sync_block): Likewise.
6925 (mips_output_sync): Likewise.
6926 (mips_sync_insn1_template): Likewise.
6927 (mips_sync_insn2_template): Likewise.
6928 (mips_get_sync_operand): Likewise.
6929 (mips_process_sync_loop): Likewise.
6930 (mips_output_sync_loop): Use mips_process_sync_loop.
6931 (mips_sync_loop_insns): New function.
6932 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6933 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6934 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6935 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6936 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6937 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6938 (MIPS_SYNC_OLD_OP_12): Likewise.
6939 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6940 (MIPS_SYNC_NEW_OP_12): Likewise.
6941 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6942 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6943 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6944 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6945 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6946 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6947 * config/mips/mips.md (sync_mem): New attribute.
6948 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6949 (sync_exclusive_mask, sync_required_oldval): Likewise.
6950 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6951 (sync_release_barrier): Likewise.
6952 (length): Handle sync loops.
6953 (sync): Use mips_output_sync.
6954 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6955 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6956 and use mips_output_sync_loop.
6957 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6958 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6959 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6960 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6961 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6962 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6963 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6964 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6965 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6967 2009-08-26 Richard Guenther <rguenther@suse.de>
6970 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6971 the types to not match.
6972 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6974 * tree-ssa.c (useless_type_conversion_p): Conversions to
6975 pointers to unprototyped functions are useless.
6977 2009-08-26 Richard Guenther <rguenther@suse.de>
6979 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6980 whole-program condition, prepare to be called for non-globals.
6981 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6982 params build a representative with known type and track its fields.
6984 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6986 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6987 clearing by a taken branch.
6988 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6989 effectively after bbro pass.
6990 (sync_nand<mode>): Ditto.
6991 (sync_old_<fetchop_name><mode>): Ditto.
6992 (sync_old_nand<mode>): Ditto.
6993 (sync_new_<fetchop_name><mode>): Dito.
6994 (sync_new_nand<mode>): Ditto.
6995 (sync_compare_and_swap<mode>_1): Ditto.
6996 (*sync_compare_and_swap<mode>): Ditto.
6997 (sync_lock_test_and_set<mode>_1): Ditto.
6998 ("sync_lock_test_and_set<mode>): Ditto.
7000 2009-08-25 Douglas B Rupp <rupp@gnat.com>
7002 * hwint.h (HOST_LONG_FORMAT): New macro
7003 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
7004 Use HOST_PTR_PRINTF.
7005 * system.h (HOST_PTR_PRINTF): Resurrect old macro
7006 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
7007 (HOST_PTR_PRINTF): Document.
7009 2009-08-25 Jan Hubicka <jh@suse.cz>
7011 * config/i386/bmmintrin.h: Replace by #error.
7014 Michael Meissner <michael.meissner@amd.com>
7015 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
7016 Tony Linthicum <tony.linthicum@amd.com>
7018 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
7019 (TARGET_ROUND): New macro for the round/ptest instructions which
7020 are shared between SSE4.1 and SSE5.
7021 (OPTION_MASK_ISA_ROUND): Ditto.
7022 (OPTION_ISA_ROUND): Ditto.
7023 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
7024 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
7026 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
7027 (-mfused-madd): New switch to give users control over whether the
7028 compiler optimizes to use the multiply/add SSE5 instructions.
7030 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
7031 (ix86_handle_option): Turn off 3dnow if -msse5.
7032 (override_options): Add SSE5 support.
7033 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7035 (ix86_expand_sse_movcc): Add SSE5 support.
7036 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7037 vector type to the next largest size.
7038 (ix86_expand_sse5_pack): New function to use pperm to pack a
7039 vector type to the next smallest size.
7040 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7041 (IX86_BUILTIN_FMADDSD): Ditto.
7042 (IX86_BUILTIN_FMADDPS): Ditto.
7043 (IX86_BUILTIN_FMADDPD): Ditto.
7044 (IX86_BUILTIN_FMSUBSS): Ditto.
7045 (IX86_BUILTIN_FMSUBSD): Ditto.
7046 (IX86_BUILTIN_FMSUBPS): Ditto.
7047 (IX86_BUILTIN_FMSUBPD): Ditto.
7048 (IX86_BUILTIN_FNMADDSS): Ditto.
7049 (IX86_BUILTIN_FNMADDSD): Ditto.
7050 (IX86_BUILTIN_FNMADDPS): Ditto.
7051 (IX86_BUILTIN_FNMADDPD): Ditto.
7052 (IX86_BUILTIN_FNMSUBSS): Ditto.
7053 (IX86_BUILTIN_FNMSUBSD): Ditto.
7054 (IX86_BUILTIN_FNMSUBPS): Ditto.
7055 (IX86_BUILTIN_FNMSUBPD): Ditto.
7056 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7057 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7058 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7059 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7060 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7061 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7062 (IX86_BUILTIN_PPERM): Ditto.
7063 (IX86_BUILTIN_PERMPS): Ditto.
7064 (IX86_BUILTIN_PERMPD): Ditto.
7065 (IX86_BUILTIN_PMACSSWW): Ditto.
7066 (IX86_BUILTIN_PMACSWW): Ditto.
7067 (IX86_BUILTIN_PMACSSWD): Ditto.
7068 (IX86_BUILTIN_PMACSWD): Ditto.
7069 (IX86_BUILTIN_PMACSSDD): Ditto.
7070 (IX86_BUILTIN_PMACSDD): Ditto.
7071 (IX86_BUILTIN_PMACSSDQL): Ditto.
7072 (IX86_BUILTIN_PMACSSDQH): Ditto.
7073 (IX86_BUILTIN_PMACSDQL): Ditto.
7074 (IX86_BUILTIN_PMACSDQH): Ditto.
7075 (IX86_BUILTIN_PMADCSSWD): Ditto.
7076 (IX86_BUILTIN_PMADCSWD): Ditto.
7077 (IX86_BUILTIN_PHADDBW): Ditto.
7078 (IX86_BUILTIN_PHADDBD): Ditto.
7079 (IX86_BUILTIN_PHADDBQ): Ditto.
7080 (IX86_BUILTIN_PHADDWD): Ditto.
7081 (IX86_BUILTIN_PHADDWQ): Ditto.
7082 (IX86_BUILTIN_PHADDDQ): Ditto.
7083 (IX86_BUILTIN_PHADDUBW): Ditto.
7084 (IX86_BUILTIN_PHADDUBD): Ditto.
7085 (IX86_BUILTIN_PHADDUBQ): Ditto.
7086 (IX86_BUILTIN_PHADDUWD): Ditto.
7087 (IX86_BUILTIN_PHADDUWQ): Ditto.
7088 (IX86_BUILTIN_PHADDUDQ): Ditto.
7089 (IX86_BUILTIN_PHSUBBW): Ditto.
7090 (IX86_BUILTIN_PHSUBWD): Ditto.
7091 (IX86_BUILTIN_PHSUBDQ): Ditto.
7092 (IX86_BUILTIN_PROTB): Ditto.
7093 (IX86_BUILTIN_PROTW): Ditto.
7094 (IX86_BUILTIN_PROTD): Ditto.
7095 (IX86_BUILTIN_PROTQ): Ditto.
7096 (IX86_BUILTIN_PROTB_IMM): Ditto.
7097 (IX86_BUILTIN_PROTW_IMM): Ditto.
7098 (IX86_BUILTIN_PROTD_IMM): Ditto.
7099 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7100 (IX86_BUILTIN_PSHLB): Ditto.
7101 (IX86_BUILTIN_PSHLW): Ditto.
7102 (IX86_BUILTIN_PSHLD): Ditto.
7103 (IX86_BUILTIN_PSHLQ): Ditto.
7104 (IX86_BUILTIN_PSHAB): Ditto.
7105 (IX86_BUILTIN_PSHAW): Ditto.
7106 (IX86_BUILTIN_PSHAD): Ditto.
7107 (IX86_BUILTIN_PSHAQ): Ditto.
7108 (IX86_BUILTIN_FRCZSS): Ditto.
7109 (IX86_BUILTIN_FRCZSD): Ditto.
7110 (IX86_BUILTIN_FRCZPS): Ditto.
7111 (IX86_BUILTIN_FRCZPD): Ditto.
7112 (IX86_BUILTIN_CVTPH2PS): Ditto.
7113 (IX86_BUILTIN_CVTPS2PH): Ditto.
7114 (IX86_BUILTIN_COMEQSS): Ditto.
7115 (IX86_BUILTIN_COMNESS): Ditto.
7116 (IX86_BUILTIN_COMLTSS): Ditto.
7117 (IX86_BUILTIN_COMLESS): Ditto.
7118 (IX86_BUILTIN_COMGTSS): Ditto.
7119 (IX86_BUILTIN_COMGESS): Ditto.
7120 (IX86_BUILTIN_COMUEQSS): Ditto.
7121 (IX86_BUILTIN_COMUNESS): Ditto.
7122 (IX86_BUILTIN_COMULTSS): Ditto.
7123 (IX86_BUILTIN_COMULESS): Ditto.
7124 (IX86_BUILTIN_COMUGTSS): Ditto.
7125 (IX86_BUILTIN_COMUGESS): Ditto.
7126 (IX86_BUILTIN_COMORDSS): Ditto.
7127 (IX86_BUILTIN_COMUNORDSS): Ditto.
7128 (IX86_BUILTIN_COMFALSESS): Ditto.
7129 (IX86_BUILTIN_COMTRUESS): Ditto.
7130 (IX86_BUILTIN_COMEQSD): Ditto.
7131 (IX86_BUILTIN_COMNESD): Ditto.
7132 (IX86_BUILTIN_COMLTSD): Ditto.
7133 (IX86_BUILTIN_COMLESD): Ditto.
7134 (IX86_BUILTIN_COMGTSD): Ditto.
7135 (IX86_BUILTIN_COMGESD): Ditto.
7136 (IX86_BUILTIN_COMUEQSD): Ditto.
7137 (IX86_BUILTIN_COMUNESD): Ditto.
7138 (IX86_BUILTIN_COMULTSD): Ditto.
7139 (IX86_BUILTIN_COMULESD): Ditto.
7140 (IX86_BUILTIN_COMUGTSD): Ditto.
7141 (IX86_BUILTIN_COMUGESD): Ditto.
7142 (IX86_BUILTIN_COMORDSD): Ditto.
7143 (IX86_BUILTIN_COMUNORDSD): Ditto.
7144 (IX86_BUILTIN_COMFALSESD): Ditto.
7145 (IX86_BUILTIN_COMTRUESD): Ditto.
7146 (IX86_BUILTIN_COMEQPS): Ditto.
7147 (IX86_BUILTIN_COMNEPS): Ditto.
7148 (IX86_BUILTIN_COMLTPS): Ditto.
7149 (IX86_BUILTIN_COMLEPS): Ditto.
7150 (IX86_BUILTIN_COMGTPS): Ditto.
7151 (IX86_BUILTIN_COMGEPS): Ditto.
7152 (IX86_BUILTIN_COMUEQPS): Ditto.
7153 (IX86_BUILTIN_COMUNEPS): Ditto.
7154 (IX86_BUILTIN_COMULTPS): Ditto.
7155 (IX86_BUILTIN_COMULEPS): Ditto.
7156 (IX86_BUILTIN_COMUGTPS): Ditto.
7157 (IX86_BUILTIN_COMUGEPS): Ditto.
7158 (IX86_BUILTIN_COMORDPS): Ditto.
7159 (IX86_BUILTIN_COMUNORDPS): Ditto.
7160 (IX86_BUILTIN_COMFALSEPS): Ditto.
7161 (IX86_BUILTIN_COMTRUEPS): Ditto.
7162 (IX86_BUILTIN_COMEQPD): Ditto.
7163 (IX86_BUILTIN_COMNEPD): Ditto.
7164 (IX86_BUILTIN_COMLTPD): Ditto.
7165 (IX86_BUILTIN_COMLEPD): Ditto.
7166 (IX86_BUILTIN_COMGTPD): Ditto.
7167 (IX86_BUILTIN_COMGEPD): Ditto.
7168 (IX86_BUILTIN_COMUEQPD): Ditto.
7169 (IX86_BUILTIN_COMUNEPD): Ditto.
7170 (IX86_BUILTIN_COMULTPD): Ditto.
7171 (IX86_BUILTIN_COMULEPD): Ditto.
7172 (IX86_BUILTIN_COMUGTPD): Ditto.
7173 (IX86_BUILTIN_COMUGEPD): Ditto.
7174 (IX86_BUILTIN_COMORDPD): Ditto.
7175 (IX86_BUILTIN_COMUNORDPD): Ditto.
7176 (IX86_BUILTIN_COMFALSEPD): Ditto.
7177 (IX86_BUILTIN_COMTRUEPD): Ditto.
7178 (IX86_BUILTIN_PCOMEQUB): Ditto.
7179 (IX86_BUILTIN_PCOMNEUB): Ditto.
7180 (IX86_BUILTIN_PCOMLTUB): Ditto.
7181 (IX86_BUILTIN_PCOMLEUB): Ditto.
7182 (IX86_BUILTIN_PCOMGTUB): Ditto.
7183 (IX86_BUILTIN_PCOMGEUB): Ditto.
7184 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7185 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7186 (IX86_BUILTIN_PCOMEQUW): Ditto.
7187 (IX86_BUILTIN_PCOMNEUW): Ditto.
7188 (IX86_BUILTIN_PCOMLTUW): Ditto.
7189 (IX86_BUILTIN_PCOMLEUW): Ditto.
7190 (IX86_BUILTIN_PCOMGTUW): Ditto.
7191 (IX86_BUILTIN_PCOMGEUW): Ditto.
7192 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7193 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7194 (IX86_BUILTIN_PCOMEQUD): Ditto.
7195 (IX86_BUILTIN_PCOMNEUD): Ditto.
7196 (IX86_BUILTIN_PCOMLTUD): Ditto.
7197 (IX86_BUILTIN_PCOMLEUD): Ditto.
7198 (IX86_BUILTIN_PCOMGTUD): Ditto.
7199 (IX86_BUILTIN_PCOMGEUD): Ditto.
7200 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7201 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7202 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7203 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7204 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7205 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7206 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7207 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7208 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7209 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7210 (IX86_BUILTIN_PCOMEQB): Ditto.
7211 (IX86_BUILTIN_PCOMNEB): Ditto.
7212 (IX86_BUILTIN_PCOMLTB): Ditto.
7213 (IX86_BUILTIN_PCOMLEB): Ditto.
7214 (IX86_BUILTIN_PCOMGTB): Ditto.
7215 (IX86_BUILTIN_PCOMGEB): Ditto.
7216 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7217 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7218 (IX86_BUILTIN_PCOMEQW): Ditto.
7219 (IX86_BUILTIN_PCOMNEW): Ditto.
7220 (IX86_BUILTIN_PCOMLTW): Ditto.
7221 (IX86_BUILTIN_PCOMLEW): Ditto.
7222 (IX86_BUILTIN_PCOMGTW): Ditto.
7223 (IX86_BUILTIN_PCOMGEW): Ditto.
7224 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7225 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7226 (IX86_BUILTIN_PCOMEQD): Ditto.
7227 (IX86_BUILTIN_PCOMNED): Ditto.
7228 (IX86_BUILTIN_PCOMLTD): Ditto.
7229 (IX86_BUILTIN_PCOMLED): Ditto.
7230 (IX86_BUILTIN_PCOMGTD): Ditto.
7231 (IX86_BUILTIN_PCOMGED): Ditto.
7232 (IX86_BUILTIN_PCOMFALSED): Ditto.
7233 (IX86_BUILTIN_PCOMTRUED): Ditto.
7234 (IX86_BUILTIN_PCOMEQQ): Ditto.
7235 (IX86_BUILTIN_PCOMNEQ): Ditto.
7236 (IX86_BUILTIN_PCOMLTQ): Ditto.
7237 (IX86_BUILTIN_PCOMLEQ): Ditto.
7238 (IX86_BUILTIN_PCOMGTQ): Ditto.
7239 (IX86_BUILTIN_PCOMGEQ): Ditto.
7240 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7241 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7242 (enum multi_arg_type): New enum for describing the various SSE5
7243 intrinsic argument types.
7244 (bdesc_multi_arg): New table for SSE5 intrinsics.
7245 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7246 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7248 (ix86_expand_builtin): Add SSE5 intrinsic support.
7249 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7250 operand instructions.
7251 (ix86_expand_sse5_multiple_memory): New function to split the
7252 second memory reference from SSE5 instructions.
7253 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7254 (ix86_return_pops_args): Use stdarg_p to determine if the function
7255 has variable arguments.
7256 (ix86_setup_incoming_varargs): Ditto.
7257 (x86_this_parameter): Ditto.
7259 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7261 (ix86_expand_sse5_pack): Ditto.
7262 (ix86_sse5_valid_op_p): Ditto.
7263 (ix86_expand_sse5_multiple_memory): Ditto.
7265 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7266 constant for SSE5 support.
7267 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7268 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7269 (UNSPEC_SSE5_PERMUTE): Ditto.
7270 (UNSPEC_SSE5_ASHIFT): Ditto.
7271 (UNSPEC_SSE5_LSHIFT): Ditto.
7272 (UNSPEC_FRCZ): Ditto.
7273 (UNSPEC_CVTPH2PS): Ditto.
7274 (UNSPEC_CVTPS2PH): Ditto.
7275 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7277 (COM_FALSE_S): Ditto.
7278 (COM_FALSE_P): Ditto.
7279 (COM_TRUE_S): Ditto.
7280 (COM_TRUE_P): Ditto.
7281 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7282 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7284 (memory attribute): Ditto.
7285 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7286 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7287 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7288 (floor<mode>2): Ditto.
7289 (ceil<mode>2): Ditto.
7290 (btrunc<mode>2): Ditto.
7291 (nearbyintdf2): Ditto.
7292 (nearbyintsf2): Ditto.
7293 (sse_setccsf): Disable if SSE5.
7294 (sse_setccdf): Ditto.
7295 (sse5_setcc<mode>): New support for SSE5 conditional move.
7296 (sse5_pcmov_<mode>): Ditto.
7298 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7300 (SSEMODEF2P): Ditto.
7301 (ssemodesuffixf4): New mode attribute for SSE5.
7302 (ssemodesuffixf2s): Ditto.
7303 (ssemodesuffixf2c): Ditto.
7304 (sserotatemax): Ditto.
7305 (ssescalarmode): Ditto.
7306 (sse_maskcmpv4sf3): Disable if SSE5.
7307 (sse_maskcmpv2df3): Ditto.
7308 (sse_vmmaskcmpv4sf3): Ditto.
7309 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7310 (sse5_vmfmadd<mode>4): Ditto.
7311 (sse5_fmsub<mode>4): Ditto.
7312 (sse5_vmfmsub<mode>4): Ditto.
7313 (sse5_fnmadd<mode>4): Ditto.
7314 (sse5_vmfnmadd<mode>4): Ditto.
7315 (sse5_fnmsub<mode>4): Ditto.
7316 (sse5_vmfnmsub<mode>4): Ditto.
7317 (sse5i_fmadd<mode>4): Ditto.
7318 (sse5i_fmsub<mode>4): Ditto.
7319 (sse5i_fnmadd<mode>4): Ditto.
7320 (sse5i_fnmsub<mode>4): Ditto.
7321 (sse5i_vmfmadd<mode>4): Ditto.
7322 (sse5i_vmfmsub<mode>4): Ditto.
7323 (sse5i_vmfnmadd<mode>4): Ditto.
7324 (sse5i_vmfnmsub<mode>4): Ditto.
7325 (mulv16qi3): Add SSE5 support.
7327 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7328 (sse2_mulv4si3): Disable if SSE5.
7329 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7330 (sse4_1_roundps): Ditto.
7331 (sse4_1_roundsd): Ditto.
7332 (sse4_1_roundss): Ditto.
7333 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7335 (sse_maskcmpsf3): Ditto.
7336 (sse_vmmaskcmpv4sf3): Ditto.
7337 (sse2_maskcmpv2df3): Ditto.
7338 (sse2_maskcmpdf3): Ditto.
7339 (sse2_vmmaskcmpv2df3): Ditto.
7340 (sse2_eq<mode>3): Ditto.
7341 (sse2_gt<mode>3): Ditto.
7342 (sse5_pcmov_<mode>): Add SSE5 support.
7343 (vec_unpacku_hi_v16qi): Ditto.
7344 (vec_unpacks_hi_v16qi): Ditto.
7345 (vec_unpacku_lo_v16qi): Ditto.
7346 (vec_unpacks_lo_v16qi): Ditto.
7347 (vec_unpacku_hi_v8hi): Ditto.
7348 (vec_unpacks_hi_v8hi): Ditto.
7349 (vec_unpacku_lo_v8hi): Ditto.
7350 (vec_unpacks_lo_v8hi): Ditto.
7351 (vec_unpacku_hi_v4si): Ditto.
7352 (vec_unpacks_hi_v4si): Ditto.
7353 (vec_unpacku_lo_v4si): Ditto.
7354 (vec_unpacks_lo_v4si): Ditto.
7355 (sse5_pmacsww): New SSE5 intrinsic insn.
7356 (sse5_pmacssww): Ditto.
7357 (sse5_pmacsdd): Ditto.
7358 (sse5_pmacssdd): Ditto.
7359 (sse5_pmacssdql): Ditto.
7360 (sse5_pmacssdqh): Ditto.
7361 (sse5_pmacsdqh): Ditto.
7362 (sse5_pmacsswd): Ditto.
7363 (sse5_pmacswd): Ditto.
7364 (sse5_pmadcsswd): Ditto.
7365 (sse5_pmadcswd): Ditto.
7366 (sse5_pcmov_<move>): Conditional move support on SSE5.
7367 (sse5_phaddbw): New SSE5 intrinsic insn.
7368 (sse5_phaddbd): Ditto.
7369 (sse5_phaddbq): Ditto.
7370 (sse5_phaddwd): Ditto.
7371 (sse5_phaddwq): Ditto.
7372 (sse5_phadddq): Ditto.
7373 (sse5_phaddubw): Ditto.
7374 (sse5_phaddubd): Ditto.
7375 (sse5_phaddubq): Ditto.
7376 (sse5_phadduwd): Ditto.
7377 (sse5_phadduwq): Ditto.
7378 (sse5_phaddudq): Ditto.
7379 (sse5_phsubbw): Ditto.
7380 (sse5_phsubwd): Ditto.
7381 (sse5_phsubdq): Ditto.
7382 (sse5_pperm): Ditto.
7383 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7384 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7385 (sse5_pperm_sign_v8hi_v4si): Ditto.
7386 (sse5_pperm_zero_v8hi_v4si): Ditto.
7387 (sse5_pperm_sign_v4si_v2di): Ditto.
7388 (sse5_pperm_sign_v4si_v2di): Ditto.
7389 (sse5_pperm_pack_v2di_v4si): Ditto.
7390 (sse5_pperm_pack_v4si_v8hi): Ditto.
7391 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7392 (sse5_perm<mode>): New SSE5 intrinsic insn.
7393 (rotl<mode>3): Ditto.
7394 (sse5_rotl<mode>3): Ditto.
7395 (sse5_ashl<mode>3): Ditto.
7396 (sse5_lshl<mode>3): Ditto.
7397 (sse5_frcz<mode>2): Ditto.
7398 (sse5s_frcz<mode>2): Ditto.
7399 (sse5_cvtph2ps): Ditto.
7400 (sse5_cvtps2ph): Ditto.
7401 (sse5_vmmaskcmp<mode>3): Ditto.
7402 (sse5_com_tf<mode>3): Ditto.
7403 (sse5_maskcmp<mode>3): Ditto.
7404 (sse5_maskcmp_uns<mode>3): Ditto.
7405 (sse5_maskcmp_uns2<mode>3): Ditto.
7406 (sse5_pcom_tf<mode>3): Ditto.
7408 * config/i386/predicates.md (sse5_comparison_float_operator):
7409 New predicate to match the comparison operators supported by
7410 the SSE5 com instruction.
7411 (ix86_comparison_int_operator): New predicate to match just the
7412 signed int comparisons.
7413 (ix86_comparison_uns_operator): New predicate to match just the
7414 unsigned int comparisons.
7416 * doc/invoke.texi (-msse5): Add documentation.
7417 (-mfused-madd): Ditto.
7419 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7421 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7423 (x86_64-*-*): Ditto.
7425 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7427 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7428 intrinisics for SSE5.
7430 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7433 * config/i386/mmintrin-common.h: New file, to contain common
7434 instructions between SSE4.1 and SSE5.
7436 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7437 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7438 (gen_regparm_prefix): Ditto.
7440 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7441 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7442 prototype_p to determine if a function is prototyped.
7444 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7446 * c-common.c (c_common_reswords) add the alignof keyword,
7447 with same RID as __alignof and __alignof__
7449 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7451 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7452 * hooks.c (hook_bool_const_int_const_int_true): New function.
7453 * target.h (struct gcc_target): Add can_eliminate field.
7454 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7455 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7456 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7457 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7458 (elim_table): Revise comment.
7459 * system.h (CAN_ELIMINATE): Poison.
7460 * defaults.h (CAN_ELIMINATE): Remove.
7461 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7463 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7464 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7466 (alpha_vms_can_eliminate): Declare as static, change return type to
7468 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7470 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7471 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7472 (arm_can_eliminate): New function.
7474 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7475 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7476 (avr_can_eliminate): Declare as static.
7477 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7479 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7480 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7481 (bfin_can_eliminate): New function.
7483 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7484 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7485 (crx_can_eliminate): New function.
7487 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7488 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7489 (fr30_can_eliminate): New function.
7491 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7492 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7493 (frv_can_eliminate): New function.
7495 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7496 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7497 (h8300_can_eliminate): New function.
7499 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7500 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7501 (i386_can_eliminate): Declare as static, change return type to bool.
7502 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7504 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7505 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7506 (ia64_can_eliminate): New function.
7508 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7509 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7510 (iq2000_can_eliminate): New function.
7512 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7513 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7514 (m32r_can_eliminate): New function.
7516 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7517 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7518 (m68hc11_can_eliminate): New function.
7520 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7521 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7522 (m68k_can_eliminate): New function.
7524 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7525 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7526 (mep_can_eliminate): New function.
7528 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7529 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7530 (mips_can_eliminate): New function.
7532 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7533 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7534 (rs6000_can_eliminate): New function.
7536 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7537 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7538 (s390_can_eliminate): Declare as static.
7539 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7541 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7542 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7543 (score_can_eliminate): New function.
7545 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7546 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7547 (sparc_can_eliminate): Declare as static.
7548 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7550 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7551 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7552 (xstormy16_can_eliminate): New function.
7554 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7555 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7556 (v850_can_eliminate): New function.
7558 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7560 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7561 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7562 (*movdfcc_ext[1234]): Disable for IEEE mode.
7564 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7566 * gimplify.c (prepare_gimple_addressable): New static function.
7567 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7569 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7570 manually fiddling with it.
7572 2009-08-25 Michael Matz <matz@suse.de>
7574 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7575 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7577 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7578 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7579 (do_jump): Split out code for simple binary comparisons into ...
7580 (do_jump_1): ... this, taking the individual operands and code.
7581 Change callers to helper function above accordingly.
7582 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7585 2009-08-25 Michael Matz <matz@suse.de>
7587 * expr.h (struct separate_ops, sepops): New type for passing
7588 around an exploded simple expression.
7589 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7590 Use this structure instead of expression tree.
7591 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7592 expression, only its type.
7593 (expand_vec_cond_expr): Take type and individual operands instead
7595 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7596 expand_vec_shift_expr): Change prototype accordingly.
7597 * tree-vect-stmts.c (vectorizable_condition): Change call of
7598 expand_vec_cond_expr_p to pass only type.
7599 * expr.c (do_store_flags): Change prototype and implementation
7600 to take an exploded expression.
7601 (expand_expr_real_1): New local ops initialized with details
7602 of the full expression. Use it instead of full
7603 expression in calls to do_store_flags, expand_vec_cond_expr,
7604 expand_widen_pattern_expr and expand_vec_shift_expr.
7606 2009-08-25 Michael Matz <matz@suse.de>
7608 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7609 treeop2 initialized with first three operands of the full expression.
7610 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7612 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7614 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7615 (__gthread_objc_condition_allocate): Mark arguments as unused.
7616 (__gthread_objc_condition_deallocate): Likewise.
7617 (__gthread_objc_condition_wait): Likewise.
7618 (__gthread_objc_condition_broadcast): Likewise.
7619 (__gthread_objc_condition_signal): Likewise.
7620 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7621 (__gthread_objc_thread_id): Likewise.
7623 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7626 * tree-pretty-print.c (print_call_name): Print the correct call name
7627 for procedure pointer components.
7629 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7631 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7632 default_promote_function_mode when not VMS.
7634 2009-08-24 Olivier Hainque <hainque@adacore.com>
7636 * convert.c (convert_to_integer): Don't assume an input pointer is
7637 POINTER_SIZE wide. Fetch from the type instead.
7639 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7641 * configure.ac (AC_PREREQ): Bump to 2.64.
7643 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7645 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7646 (process_command): Don't search standard_exec_prefix_1 and
7647 standard_exec_prefix_2.
7649 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7651 * config/arm/arm.c (output_return_instruction): Handle for
7654 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7656 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7658 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7660 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7661 (*arm_movdf_vfp): Likewise.
7663 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7665 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7666 (vashr<mode>3): Rename from ashr<mode>3.
7667 (vlshr<mode>3): Rename from lshr<mode>3.
7669 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7672 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7673 (check_format_info_main): Use scalar_identify_flag.
7674 (check_format_types): Check for scalar size identity if
7675 scalar_identify_flag is set.
7676 (printf_length_specs): Extend by new field.
7677 (asm_fprintf_length_specs): Likewise.
7678 (gcc_diag_length_specs): Likewise.
7679 (scanf_length_specs): Likewise.
7680 (strfmon_length_specs): Likewise.
7681 (gcc_gfc_length_specs): Likewise.
7682 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7683 (ms_printf_flag_specs): Likewise.
7684 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7686 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7689 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7690 (*call_value_pop_1): Ditto.
7691 (*sibcall_pop_1): New insn pattern.
7692 (*sibcall_value_pop_1): Ditto.
7694 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7697 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7700 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7703 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7704 (get_reg_use_in): New function.
7705 (forward_propagate_subreg): Propagate through subreg of zero_extend
7708 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7710 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7711 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7713 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7715 * configure.ac: Remove --with-datarootdir, --with-docdir,
7716 --with-htmldir switches. No need to call AC_SUBST for
7717 datarootdir, docdir, htmldir any more.
7718 * configure: Regenerate.
7719 * doc/install.texi (Configuration): Document --datarootdir,
7720 --docdir, --htmldir, --pdfdir; update documentation for
7721 --infodir, --mandir.
7722 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7725 * aclocal.m4: Regenerate.
7726 * config.in: Regenerate.
7727 * configure: Regenerate.
7729 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7730 Olivier Hainque <hainque@adacore.com>
7732 * config/ia64/ia64.c: Include libfuncs.h.
7733 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7734 (ia64_expand_call): Use reg 25 on VMS.
7735 (ia64_initialize_trampoline): Fix for VMS ABI.
7736 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7737 (ia64_function_arg): Initialize reg 25 on VMS.
7738 Fix OpenVMS ABI issues for varargs.
7739 For OpenVMS, emit the Argument Information register set in the
7740 incoming/sibcall case as well.
7741 (ia64_arg_type): New function.
7742 (ia64_function_arg_advance): Keep track of cum->words.
7743 Fix OpenVMS ABI issues for varargs.
7744 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7745 (ia64_override_options): Set flag_no_common on VMS.
7746 (ia64_init_builtins): Disable FWRITE builtin.
7747 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7748 (ia64_vms_init_libfuncs): Add decc$ routines.
7749 (ia64_vms_valid_pointer_mode): New function.
7750 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7751 (ia64_promote_function_mode): New function
7752 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7753 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7754 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7755 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7756 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7757 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7758 Suppress trailing '#' if VALUE is numeric.
7759 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7760 ia64_promote_function_mode.
7761 (TARGET_VALID_POINTER_MODE): Define.
7763 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7766 * config/rs6000/rs6000.c (rs6000_override_options): Use
7767 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7770 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7771 reporting of vector + decimal/boolean/complex error.
7773 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7775 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7776 __vector double TYPE_DECL.
7778 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7780 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7781 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7782 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7783 to pointer to enum machine_mode. Update all callers as needed.
7785 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7787 * config/alpha/alpha.md (exception_receiver): Emit alternative
7788 GP load sequence if flag_reorder_blocks_and_partition is set.
7789 (*exception_receiver_2): Also enable when
7790 flag_reorder_blocks_and_partition is set.
7792 2009-08-20 Matt Rice <ratmice@gmail.com>
7793 Diego Novillo <dnovillo@google.com>
7795 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7798 2009-08-20 Richard Guenther <rguenther@suse.de>
7800 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7801 * c-tree.h (c_dup_lang_specific_decl): Remove.
7802 (struct lang_decl, struct lang_type): Move definitions ...
7803 * c-lang.h: ... here. New file.
7804 * c-decl.c: Include c-lang.h.
7805 (c_dup_lang_specific_decl): Remove.
7806 * c-typeck.c: Include c-lang.h.
7807 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7808 (c-typeck.o): Likewise.
7809 * c-config-lang.in (gtfiles): Add c-lang.h.
7810 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7813 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7815 * config/alpha/alpha.c (alpha_end_function): Do not clear
7816 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7817 this is now handled in generic code.
7819 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7821 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7822 (s390_z10_fix_long_loop_prediction): New function.
7823 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7824 (s390_reorg): Walk over the INSNs and invoke
7825 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7827 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7829 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7830 "*brx_64bit", "*brx_31bit"): New patterns.
7831 * config/s390/s390.c ('E'): New output modifier.
7833 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7834 Richard Earnshaw <richard.earnshaw@arm.com>
7836 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7837 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7839 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7841 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7843 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7844 for mode mode of operand0 when doing secondary reload for SAR.
7846 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7849 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7850 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7852 2009-08-19 Jason Merrill <jason@redhat.com>
7854 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7855 supported template depth in C++0x.
7857 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7859 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7860 free_after_compilation.
7861 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7862 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7863 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7864 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7865 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7866 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7867 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7869 2009-08-19 Ian Lance Taylor <iant@google.com>
7871 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7872 of (plus (mult (neg B) C) A).
7874 2009-08-18 Michael Matz <matz@suse.de>
7876 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7877 instead of comparing TYPE_MAIN_VARIANT for equality.
7878 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7879 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7880 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7881 * gimplify.c (goa_lhs_expr_p): Ditto and use
7882 STRIP_USELESS_TYPE_CONVERSION.
7884 2009-08-18 Michael Matz <matz@suse.de>
7886 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7887 first field in a struct.
7888 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7890 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7892 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7893 locators before emit_insn is called. Remove assert that
7895 (alpha_end_function): Clear crtl->emit structure and free insn
7896 locators if cfun->is_thunk is true.
7898 2009-08-18 Jason Merrill <jason@redhat.com>
7900 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7902 * configure.ac: Test for it.
7903 * configure, config.in: Regenerate.
7904 * doc/install.texi: Document --enable-gnu-unique-object.
7906 2009-08-18 Richard Guenther <rguenther@suse.de>
7909 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7910 pow(x,y*z) only if x is nonnegative.
7912 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7914 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7918 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7919 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7921 2009-08-17 DJ Delorie <dj@redhat.com>
7923 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7924 * config/m32c/prologue.md (epilogue_freit): New.
7926 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7927 (bank_switch_p): Likewise.
7928 (fast_interrupt_p): Likewise.
7929 (interrupt_p): Likewise.
7930 (m32c_conditional_register_usage): Round memregs size up.
7931 (need_to_save): We only need to save $a0 when we use ENTER.
7932 (interrupt_p): Check for fast_interrupt too.
7933 (bank_switch_p): New.
7934 (fast_interrupt_p): New.
7935 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7936 (m32c_emit_prolog): Support bank switching and fast interrupts.
7937 * doc/extend.texi (Function Attributes): Add bank_switch and
7940 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7942 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7943 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7945 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7947 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7948 (menu): Add IA-64/VMS Options.
7949 (IA-64/VMS Options): Likewise.
7951 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7954 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7956 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7958 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7959 (mips_pop_asm_switch): Likewise.
7960 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7962 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7963 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7964 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7965 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7966 instead of set_noreorder.
7967 (mips_output_function_prologue): Use the new functions.
7968 (mips_output_function_epilogue): Likewise.
7969 (mips_need_noat_wrapper_p): New function, split out from...
7970 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7971 Use mips_push_asm_switch and mips_pop_asm_switch.
7972 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7973 and mips_pop_asm_switch.
7974 (ASM_OUTPUT_REG_POP): Likewise.
7975 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7976 Use mips_pop_asm_switch.
7977 (mips_asm_switch): New structure.
7978 (set_noreorder, set_nomacro): Replace with...
7979 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7980 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7981 instead of set_nomacro.
7982 (fix_truncsfsi2_macro): Likewise.
7983 (cprestore): Likewise.
7984 (hazard): Use mips_noreorder instead of set_noreorder.
7985 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7987 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7989 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7990 from prev_active_insn.
7992 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7994 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7995 * config/avr/avr.c (avr_override_options): Initialize
7996 avr_current_arch variable.
7997 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7998 __AVR_HAVE_16BIT_SP__ according to the device type.
7999 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
8001 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
8002 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
8004 2009-08-16 Dodji Seketeli <dodji@redhat.com>
8007 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
8008 generating inlined subroutine die only. We shouldn't be
8009 called for anything else.
8010 (gen_block_die): Don't generate inline subroutine debug info for
8013 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8015 * graphite-poly.c (print_pbb): Print PBB index.
8017 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
8020 * graphite-interchange.c (ppl_max_for_le): Moved...
8021 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
8022 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
8023 ppl_Pointset_Powerset_C_Polyhedron_maximize.
8024 * graphite-ppl.h (ppl_max_for_le): Declared.
8026 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
8028 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
8029 supported on all platforms.
8030 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
8031 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
8032 * c-pragma.c: Likewise.
8033 * target-def.h (TARGET_INITIALIZER): Remove
8034 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8035 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8037 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8039 * config/ia64/fde-vms.c: New file.
8040 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8041 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8042 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8043 (uw_frame_state_for): Only register a personality routine if it is
8044 known to be compatible with our expectations.
8045 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8046 Declare unw_table_entry stack variable and
8047 mod all calls to _Unwind_FindTableEntry to add arg.
8048 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8049 (_Unwind_FindTableEntry): Add arg to prototype.
8051 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8053 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8054 field 'signal_pfs_loc'.
8055 (uw_frame_state_for): Remove duplicate code dealing with leaf
8056 procedures without unwind info.
8057 If in the frame after unwinding through a signal handler, restore
8058 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8059 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8060 'pfs_loc' to the AR.PFS location in the signal context; instead
8061 set 'signal_pfs_loc'.
8062 Manually generate the unwind info for the AR.PFS register.
8063 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8064 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8065 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8066 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8067 instead set 'signal_pfs_loc'.
8068 Remove code preventing the AR.PFS register from being restored
8069 from the signal context.
8071 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8072 Tristan Gingold <gingold@adacore.com>
8074 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8075 * config/ia64/t-vms: New file.
8076 * config/ia64/vms64.h: New file.
8077 * config/ia64/vms.h: New file.
8078 * config/ia64/vms-crtinit.asm: New file.
8079 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8080 * config/ia64/vms-unwind.h: New file.
8082 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8084 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8087 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8090 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8092 * real.h (do_mpc_arg2): ... here.
8093 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8096 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8098 * final.c (add_debug_prefix_map): Don't use GC memory for
8099 old_prefix and new_prefix.
8101 2009-08-14 Richard Guenther <rguenther@suse.de>
8103 * ipa-prop.c (compute_complex_pass_through): If we cannot
8104 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8106 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8108 * c-lex.c (c_lex_with_flags): Increase size of local variable
8109 to avoid memory clobber.
8111 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8114 * config/i386/i386.c (ix86_fp_comparison_strategy):
8115 Only enable/disable sahf at function granularity.
8117 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8119 PR rtl-optimization/41064
8120 * reload1.c (reload_as_needed): Don't call extract_insn
8121 for known invalid replacements after calling
8122 validate_replace_rtx_group and verify_changes.
8124 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8127 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8128 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8129 ix86_expand_fp_vcond.
8130 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8131 Assert that operation is supported by ix86_expand_int_vcond.
8132 (vcondu<SSEMODE124C8:mode>): Ditto.
8134 2009-08-13 DJ Delorie <dj@redhat.com>
8136 * config/i386/djgpp-stdint.h: New.
8137 * config.gcc (djgpp): Use it.
8139 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8141 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8142 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8144 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8146 * tree-ssa-loop-prefetch.c
8147 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8148 for long-stride pruning.
8149 (compute_miss_rate): New function to compute the probability
8150 that two memory references access different cache lines.
8152 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8154 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8156 2009-08-13 Richard Guenther <rguenther@suse.de>
8159 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8160 use the constant pointer type.
8161 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8162 of CV qualifiers on the target pointer type.
8163 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8164 conversion check before restrict check.
8166 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8169 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8171 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8173 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8175 2009-08-12 Richard Guenther <rguenther@suse.de>
8177 PR tree-optimization/41011
8178 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8179 and reference constructing.
8181 2009-08-12 Xinliang David Li <davidxl@google.com>
8183 PR tree-optimization/41012
8184 * tree-flow.h : New external interface.
8185 * gimple-low.c (check_call_arg): Change to public function.
8186 Remove argument mismatch check in lowering.
8187 * tree-inline.h (tree_can_inline_p): Interface change.
8188 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8190 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8191 Call change to tree_can_inline_p function.
8192 (cgraph_decide_inlining_incrementally): Ditto.
8194 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8196 PR tree-optimization/41031
8197 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8198 on the partition variable rather than promote_mode on the source
8199 type. Assert that the partition variable's type has the same
8200 mode as the source value's.
8202 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8204 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8205 for for_return == 2.
8206 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8208 * calls.c (expand_call): Fix typo.
8209 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8211 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8213 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8214 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8215 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8216 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8218 2009-08-12 Andrew Haley <aph@redhat.com>
8220 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8222 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8225 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8227 2009-08-12 Richard Guenther <rguenther@suse.de>
8229 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8230 * gimplify.c (gimplify_modify_expr): Do not use
8231 lang_hooks.types_compatible_p.
8232 * tree-ssa.c (useless_type_conversion_p): For aggregates
8233 just return false if the canonical types differ.
8235 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8238 * sese.c (convert_for_phi_arg): New.
8239 (add_guard_exit_phis): Use convert_for_phi_arg.
8241 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8243 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8244 unknown subscript upper bounds.
8246 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8247 Pranav Garg <pranav.garg2107@gmail.com>
8249 * graphite-interchange.c (gather_access_strides): Removed.
8250 (ppl_max_for_le): New.
8251 (build_linearized_memory_access): New.
8252 (memory_stride_in_loop): New.
8253 (pbb_interchange_profitable_p): Reimplemented.
8254 * graphite-ppl.h (ppl_new_id_map): New.
8255 (ppl_interchange): New.
8257 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8259 * graphite-interchange.c (compute_subscript): Removed.
8260 (compute_array_size_cstr): Removed.
8261 (compute_array_size_poly): Removed.
8262 (compute_array_size): Removed.
8263 (gather_access_strides_poly): Removed.
8264 (gather_access_strides): Empty.
8266 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8268 * graphite-dependences.c (dependence_polyhedron_1): Replace
8269 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8270 (graphite_legal_transform_dr): Same.
8271 (graphite_carried_dependence_level_k): Same.
8272 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8273 Initialize PDR_NB_SUBSCRIPTS.
8274 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8276 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8277 (PDR_NB_SUBSCRIPTS): New.
8278 (pdr_nb_subscripts): Removed.
8279 (pdr_dim): Simplified.
8280 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8281 with PDR_NB_SUBSCRIPTS.
8283 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8285 * graphite-interchange.c (compute_array_size): Remove use of
8287 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8288 Do not initialize PDR_DATA_CONTAINER.
8289 (print_pdr): Do not print PDR_DATA_CONTAINER.
8290 * graphite-poly.h (struct poly_dr): Remove data_container field.
8291 (PDR_DATA_CONTAINER): Removed.
8292 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8294 (build_poly_dr): Same.
8296 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8297 Sebastian Pop <sebastian.pop@amd.com>
8299 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8300 copy of the dependence polyhedron. Free the temporary objects.
8301 (graphite_carried_dependence_level_k): Free unused objects before
8304 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8306 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8307 Early return without analyzing the data dependences if no
8308 transform has been done. Call restore_scattering if the transform
8310 (graphite-interchange.c): Same.
8311 * graphite-poly.c (print_scattering_function): Test for
8313 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8314 (apply_poly_transforms): Do not gcc_assert that
8315 the transform is legal.
8316 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8317 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8318 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8319 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8320 * graphite-poly.h (struct poly_scattering): New.
8321 (struct poly_bb): Add original, transformed, and saved fields.
8322 Remove transformed_scattering, original_scattering,
8323 nb_local_variables and nb_scattering_transform fields.
8324 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8325 (poly_scattering_new): New.
8326 (poly_scattering_free): New.
8327 (poly_scattering_copy): New.
8328 (store_scattering_pbb): New.
8329 (store_scattering): New.
8330 (restore_scattering_pbb): New.
8331 (restore_scattering): New.
8332 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8333 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8335 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8337 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8340 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8342 * Makefile.in (graphite.o): Depends on PREDICT_H.
8343 * graphite.c: Include predict.h.
8344 (graphite_finalize): Call tree_estimate_probability.
8345 * predict.c (predict_loops): Do not call scev_initialize and
8347 (tree_estimate_probability_bb): New.
8348 (tree_estimate_probability): Do not initialize loops: move that
8349 code to the driver. Call tree_estimate_probability_bb.
8350 (tree_estimate_probability_driver): New.
8351 (pass_profile): Use tree_estimate_probability_driver.
8352 * predict.h (tree_estimate_probability): Declared.
8354 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8356 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8357 * graphite-dependences.c (graphite_legal_transform): Add time to
8358 TV_GRAPHITE_DATA_DEPS.
8359 (dependency_between_pbbs_p): Same.
8360 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8362 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8364 PR rtl-optimization/41033
8365 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8366 aliasing is disabled.
8368 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8370 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8371 si_mask_operand, and_load_operand, low_bitmask_operand,
8372 and_reg_operand, and_operand): New predicates.
8373 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8374 * config/mips/mips.c (and_operands_ok): New function.
8375 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8376 * config/mips/mips.md (move_type): Add ext_ins and logical.
8377 (type): Handle them.
8378 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8379 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8380 shift_shift. Remove commutative constraint modifier.
8381 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8383 (*clear_upper32_dext): Remove define_insn_and_split.
8384 (*clear_upper32): Turn this define_insn_and_split ...
8385 (splitter for ANDing register with 0xffff_ffff): .. into this.
8387 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8389 * combine.c (try_widen_shift_mode): Factor out code to check if an
8390 integer constant is a low-order bitmask from here ...
8391 * rtlanal.c (low_bitmask_len): ... to here.
8392 * rtl.h (low_bitmask_len): Declare.
8394 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8397 * config/alpha/alpha.md (addsi3): Remove expander.
8398 (addsi3): Rename from *addsi3_internal insn pattern.
8399 (subsi3): Remove expander.
8400 (subsi3): Rename from *subsi3_internal insn pattern.
8402 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8404 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8407 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8408 Eric Botcazou <botcazou@adacore.com>
8409 Douglas B Rupp <rupp@gnat.com>
8411 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8412 that records that fit in 64 bits are returned by immediate value,
8413 as required by OpenVMS Calling Standard.
8414 (function_value): Adjust for above modification.
8415 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8416 virtual_incoming_args_rtx as base object, not next_arg.
8417 * config/alpha/vms.h (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8419 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8421 * reload.c (find_reloads_subreg_address): Check the original
8422 req_equiv_mem address to detect the case where an address is
8423 not valid in the outer mode.
8425 2009-08-11 Richard Guenther <rguenther@suse.de>
8428 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8430 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8432 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8433 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8435 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8436 Douglas B Rupp <rupp@gnat.com>
8438 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8439 PT_STACK when frame_pointer_needed on OpenVMS.
8440 (alpha_pv_save_size, alpha_using_fp): Remove.
8441 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8442 with proper processing for PT_NULL.
8443 (alpha_vms_initial_elimination_offset): New function. Support for
8444 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8445 (alpha_sa_size): Force procedure type to PT_STACK when
8446 frame_pointer_needed on OpenVMS.
8447 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8448 (alpha_using_fp): Likewise.
8449 (alpha_vms_can_eliminate): Add prototype.
8450 (alpha_vms_initial_elimination_offset): Likewise.
8451 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8452 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8454 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8455 Douglas B Rupp <rupp@gnat.com>
8457 * config/alpha/alpha.c (common_object_handler): New function.
8458 (vms_attribute_table): Declare a single attribute "common_object".
8459 (vms_output_aligned_decl_common): New global function.
8460 (SECTION_VMS_OVERLAY): Delete.
8461 (SECTION_VMS_GLOBAL): Likewise.
8462 (SECTION_VMS_INITIALIZE): Likewise.
8463 (vms_asm_named_section): Remove support for above flags.
8464 (vms_section_type_flags): Delete.
8465 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8466 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8467 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8468 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8470 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8473 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8474 (sub_ddmmss): Likewise.
8476 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8479 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8482 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8485 * reload1.c (reload_as_needed): Use cancel_changes to completely
8486 undo a failed replacement attempt.
8488 2009-08-10 Richard Guenther <rguenther@suse.de>
8491 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8492 (useless_type_conversion_p): ... here. Require pointer targets
8495 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8498 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8499 loose the original type of the statement list.
8501 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8503 * config/alpha/alpha.c: Include libfuncs.h
8504 (avms_asm_output_extern): New function.
8505 (alpha_init_libfuncs): Init some decc libfuncs.
8506 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8507 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8508 (DO_CRTL_NAMES): Define.
8510 * config/alpha/vms64.h (POINTERS_EXTEND_UNSIGNED): Remove undef.
8511 (LONG_TYPE_SIZE): Define.
8512 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8513 (SUBTARGET_SWITCHES): Define malloc64 switch.
8514 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8515 (MASK_RETURN_ADDR): Define.
8516 doc/invoke.texi (mmalloc64): Document switch.
8518 2009-08-09 Olivier Hainque <hainque@adacore.com>
8519 Douglas B Rupp <rupp@gnat.com>
8521 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8522 uses_condition_handler.
8523 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8524 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8525 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8526 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8527 (code_for_builtin): New insn codes for the new alpha_builtins.
8528 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8529 (alpha_sa_size): Account for uses_condition_handler.
8530 (alpha_expand_prologue): Likewise.
8531 (alpha_start_function): Likewise.
8532 (alpha_expand_epilogue): Likewise.
8533 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8534 establish/revert expanders.
8535 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8536 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8537 New expander, resorting to the alpha.c associated function.
8538 (builtin_revert_vms_condition_handler): Likewise.
8539 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8540 __gcc_shell_handler, the static VMS condition handler used as
8541 an indirection wrapper to the current dynamically established
8543 * config/alpha/vms-unwind.h: Complete rewrite.
8544 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8545 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8547 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8548 Douglas B Rupp <rupp@gnat.com>
8550 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8551 (alpha_need_linkage): Handle aliases. Return function symbol.
8552 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8553 Use ultimate alias target for the linkage name.
8554 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8555 by alpha_need_linkage for the function symbol.
8556 (setmemdi): Likewise.
8558 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8560 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8561 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8562 (ASM_WEAKEN_LABEL): Define.
8563 (CRT_CALL_STATIC_FUNCTION): Define.
8564 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8565 (ENDFILE_SPEC): Define.
8566 (INIT_SECTION_ASM_OP): Define.
8567 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8568 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8570 (MULTILIB_OSDIRNAMES): Define.
8571 (shlib_version): Define.
8572 (SHLIB_EXT): Define.
8573 (SHLIB_OBJS): Define.
8574 (SHLIB_NAME): Define.
8575 (SHLIB_MULTILIB): Define.
8576 (SHLIB_INSTALL): Define.
8577 (SHLIB_SYMVEC): Define.
8578 (SHLIB_SYMVECX2): Define.
8579 (SHLIB_LINK): Define.
8581 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8583 * config/alpha/alpha.c (alpha_initialize_trampoline):
8584 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8585 (alpha_start_function): Emit transfer address on nested functions
8586 for VMS trampoline call.
8587 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8588 since no longer used.
8589 * config/alpha/vms-tramp.asm: Remove.
8590 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8591 since now only data initialized at runtime.
8593 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8595 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8596 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8597 (MD_EXEC_PREFIX): Remove, no longer used.
8598 (MD_STARTFILE_PREFIX): Likewise.
8599 (INCLUDE_DEFAULTS): Likewise.
8600 * config/alpha/t-vms:
8601 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8603 2009-08-09 Richard Guenther <rguenther@suse.de>
8605 PR tree-optimization/41016
8606 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8607 (operand_precision): Remove.
8608 (integral_operand_p): Likewise.
8609 (recognize_single_bit_test): Adjust.
8611 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8613 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8614 operation overflows. Likewise non-cast unary arithmetic.
8615 If one arm of a conditional expression is always taken,
8616 inhibit evaluation warnings for the other arm. Likewise inhibit
8617 evaluation warnings for the second && or || operand if the first
8618 operand is enough to determine the result.
8619 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8621 (build_binary_op): Prevent duplicate evaluation warnings.
8623 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8625 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8626 and destination have different modes, Use promote_mode to
8627 determine the signedness of the conversion. Assert that the
8628 promoted source mode matches the destination mode. Don't pass
8629 the destination and destination mode to expand_expr if the source
8630 mode is different. Simplify conversion logic.
8632 2009-08-09 Ira Rosen <irar@il.ibm.com>
8634 PR tree-optimization/41008
8635 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8636 from condition only in case it's a comparison. Adjust checks.
8638 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8640 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8641 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8642 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8643 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8644 (dump_cand): Handle them.
8645 (struct iv_cand): New members COST_STEP and AINC_USE.
8646 (stmt_after_increment): Likewise.
8647 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8648 callers changed. Use gimple_uid comparison instead of scanning.
8649 (add_candidate_1): When looking for identical candidates, take
8650 AINC_USE into account. Set it for new candidates.
8651 (force_expr_to_var_cost): Cast target_spill_cost to int.
8652 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8653 All callers changed. Check for availability of autoinc addressing
8654 modes, both in general for a given mode, and in the specific use case.
8655 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8657 (get_computation_cost): Likewise.
8658 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8659 add_autoinc_candidates): New static functions.
8660 (add_candidate): Call add_autoinc_candidates for candidates based on
8662 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8663 (determine_use_iv_cost_address): If we have an autoinc candidate at
8664 the matching use, verify autoinc is possible and subtract the cost
8665 of the candidate's step from the cost.
8666 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8667 member of the candidate.
8668 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8669 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8671 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8673 * config.build (ia64-hp-*vms*): New target.
8674 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8676 * config.gcc (ia64-hp-*vms*): New target.
8677 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8679 * config.host (ia64-hp-*vms*): New target.
8680 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8683 2009-08-08 Richard Guenther <rguenther@suse.de>
8685 PR tree-optimization/40991
8686 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8688 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8690 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8691 mode check. Do truncations in an integer mode.
8692 (force_to_mode): Handle subregs for all mode types. Only do
8693 arithmetic simplifications on integer modes.
8695 2009-08-07 Richard Guenther <rguenther@suse.de>
8697 PR tree-optimization/40999
8698 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8699 (maybe_fold_reference): Lookup constant initializers.
8700 (fold_gimple_assign): Likewise.
8702 2009-08-07 Richard Guenther <rguenther@suse.de>
8704 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8705 that require structural equality defer to the langhook.
8707 2009-08-07 Martin Jambor <mjambor@suse.cz>
8709 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8711 (struct ipa_pass_through_data): New type.
8712 (struct ipa_ancestor_jf_data): New type.
8713 (union jump_func_value): Removed field formal_id, added fields
8714 pass_through and ancestor.
8715 (struct ipa_param_call_note): Changed type of formal_id to int from
8717 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8718 operations jump functions and ancestor jump functions.
8719 (compute_complex_pass_through): New function.
8720 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8721 reflect changes in the jump function strucutre.
8722 (update_jump_functions_after_inlining): Ignore complex pass-through
8723 and ancestor jump functions.
8724 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8725 polynomial pass-through with operation jump functions.
8727 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8729 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8730 fde->dw_fde_begin as begin label instead of hot/cold label.
8731 Use LLSDAC label instead of LLSDA for second section lsda.
8732 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8733 label instead of LLSDA if it is true.
8734 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8736 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8737 SECTION argument. Use it as index into crtl->eh.call_site_record
8739 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8740 use it to determine how to print table entries instead of using
8741 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8742 label instead of normal begin label as base.
8743 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8744 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8745 ensure no EH range spans between sections and that landing pads
8746 are always in the corresponding section.
8747 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8748 for crtl->eh.call_site_record being an array rather than scalar.
8749 (output_one_function_exception_table): New function, copied
8750 from output_function_exception_table. Adjust
8751 dw2_size_of_call_site_table, dw2_output_call_site_table
8752 callers. For SECOND section use *C suffixed labels.
8753 (output_function_exception_table): Call
8754 output_one_function_exception_table and, when doing hot/cold
8755 partitioning, also another time for the second section.
8756 * opts.c: Include except.h.
8757 (decode_options): Allow -freorder-blocks-and-partition with
8758 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8759 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8760 * function.h (struct rtl_eh): Change call_site_record from
8761 scalar into array of 2 elements.
8763 2009-08-07 Martin Jambor <mjambor@suse.cz>
8765 * ipa-prop.c (count_formal_params_1): New function.
8766 (ipa_get_vector_of_formal_parms): New function.
8767 (get_vector_of_formal_parm_types): New function.
8768 (ipa_modify_formal_parameters): New function.
8769 (ipa_modify_call_arguments): New function.
8770 (index_in_adjustments_multiple_times_p): New function.
8771 (ipa_combine_adjustments): New function.
8772 (ipa_dump_param_adjustments): New function.
8773 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8774 (ipa_get_vector_of_formal_parms): Declare.
8775 (ipa_modify_formal_parameters): Declare.
8776 (ipa_modify_call_arguments): Declare.
8777 (ipa_combine_adjustments): Declare.
8778 (ipa_dump_param_adjustments): Declare.
8779 (build_ref_for_offset): Declare.
8780 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8781 * tree-sra.c: Include ipa-prop.c.
8782 (build_ref_for_offset): Make public.
8784 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8786 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8788 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8790 * gcc/doc/extend.texi (__builtin_extract_return_address)
8791 (__builtin_frob_return_address): Document.
8793 2009-08-06 Paul Brook <paul@codesourcery.com>
8795 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8796 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8797 implementation on ARMv6-M.
8799 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8801 * doc/extend.texi (pcs): Document new attribute for ARM.
8803 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8805 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8808 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8810 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8813 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8815 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8817 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8819 Merge ARM/hard_vfp_branch to trunk.
8821 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8823 * arm.c (libcall_eq): New function.
8824 (libcall_hash): New function.
8825 (add_libcall): New function.
8826 (arm_libcall_uses_aapcs_base): New function.
8827 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8828 libcalls using the base PCS.
8829 (arm_init_cumulative_args): Likewise.
8831 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8833 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8834 Use base ABI for conversion libfuncs between HFmode and SFmode.
8836 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8838 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8839 V4SImode as representatives of all 64-bit and 128-bit vector
8840 types. Allow vector types without vector modes.
8841 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8842 without vector modes like BLKmode.
8843 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8844 BLKmode. Avoid unsupported vector modes or TImode moves for
8846 (aapcs_vfp_allocate_return_reg): Likewise.
8847 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8848 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8850 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8852 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8853 (arm_get_pcs_model): Pass attribute arguments to
8854 arm_pcs_from_attribute.
8855 (arm_init_cumulative_args): Use base AAPCS for conversions from
8856 floating-point types to DImode.
8857 (arm_attribute_table): Add pcs attribute.
8858 (arm_handle_pcs_attribute): New.
8859 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8860 conversions from floating-point types to DImode, also declare them
8861 to use base AAPCS and declare functions they call to use base
8862 AAPCS and their RTABI names.
8864 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8866 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8867 -mfloat-abi=hard not being supported for VFP.
8869 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8871 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8872 SYMBOL_REF to hard_libcall_value.
8874 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8875 Richard Earnshaw <rearnsha@arm.com>
8877 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8878 has been put on the stack, all remaining co-processory arguments for
8879 that co-processor also go on the stack.
8881 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8883 * config/arm/arm.c (arm_return_in_memory): Handle returning
8884 vectors of suitable size in registers also for AAPCS case.
8886 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8888 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8890 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8892 ARM Hard-VFP calling convention
8893 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8894 * target.h (gcc_target): Add libcall_value to table of call hooks.
8895 * targhooks.h (default_libcall_value): Default implementation.
8896 * targhooks.c (default_libcall_value): Likewise.
8897 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8898 * optabs.c (expand_unop): Use it.
8899 * expr.h (hard_libcall_value): Pass the function RTX through.
8900 * calls.c (emit_library_call_value_1): Update call to
8902 * explow.c (hard_libcall_value): Use new target hook.
8903 * testsuite/lib/target-supports.exp
8904 (check_effective_target_arm_hard_vfp_ok): New hook.
8905 (check_effective_target_arm_neon_ok): Improve test for neon
8907 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8908 * config/arm/arm.c: Include cgraph.h
8909 (TARGET_FUNCTION_VALUE): Override default hook.
8910 (arm_pcs_default): New variable.
8911 (arm_override_options): Don't fault hard calling convention with VFP.
8912 Add support for AAPCS variants.
8913 (arm_function_value): Make static. Handle AAPCS variants.
8914 (arm_libcall_value): New function.
8915 (arm_apply_result_size): Handle VFP registers in results.
8916 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8918 (pcs_attribute_args): New variable.
8919 (arm_pcs_from_attribute): New function.
8920 (arm_get_pcs_model): New function.
8921 (aapcs_vfp_cum_init): New function.
8922 (aapcs_vfp_sub_candidate): New function.
8923 (aapcs_vfp_is_return_candidate): New function.
8924 (aapcs_vfp_is_call_candidate): New function.
8925 (aapcs_vfp_allocate): New function.
8926 (aapcs_vfp_allocate_return_reg): New function.
8927 (aapcs_vfp_advance): New function.
8928 (aapcs_cp_arg_layout): New variable.
8929 (aapcs_select_call_coproc): New function.
8930 (aapcs_select_return_coproc): New function.
8931 (aapcs_allocate_return_reg): New function.
8932 (aapcs_libcall_value): New function.
8933 (aapcs_layout_arg): New function.
8934 (arm_init_cumulative_args): Initialize AAPCS args data.
8935 (arm_function_arg): Handle AAPCS variants using new interface.
8936 (arm_arg_parital_bytes): Likewise.
8937 (arm_function_arg_advance): New function.
8938 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8939 calling conventions.
8940 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8941 * arm.h (NUM_VFP_ARG_REGS): Define.
8942 (LIBCALL_VALUE): Update.
8943 (FUNCTION_VALUE): Delete.
8944 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8945 (arm_pcs): New enum.
8946 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8947 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8948 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8949 * arm-protos.h (arm_function_arg_advance): Add.
8950 (aapcs_libcall_value): Add.
8951 (arm_function_value): Delete.
8953 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8954 H.J. Lu <hongjiu.lu@intel.com>
8957 * config/i386/i386.c (standard_sse_mode_p): Remove.
8958 (standard_sse_constant_p): Return 2 for integer mode
8959 vector_all_ones_operand when SSE2 is enabled.
8960 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8961 (ix86_expand_vector_move): Do not check for negative values from
8962 standard_sse_constant_p.
8964 2009-08-06 Richard Guenther <rguenther@suse.de>
8966 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8967 array type comparisons frontend independent.
8968 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8969 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8970 out array reference lower bound and element size operands.
8971 (ao_ref_init_from_vn_reference): Properly compute the offset
8972 for ARRAY_RANGE_REF.
8973 (vn_reference_fold_indirect): Fill out array reference lower
8974 bound and element size operands.
8975 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8976 a non gimple valued reference operand which can happen for
8977 array reference lower bound or element size.
8978 (create_component_ref_by_pieces_1): Properly generate the
8979 element size operand for array references.
8981 2009-08-06 Richard Guenther <rguenther@suse.de>
8983 PR tree-optimization/40964
8984 * tree.c (iterative_hash_host_wide_int): Export.
8985 * tree.h (iterative_hash_host_wide_int): Declare.
8986 * tree-ssa-structalias.c (heapvar_map): New struct.
8987 (heapvar_map_eq): New function.
8988 (heapvar_map_hash): Likewise.
8989 (heapvar_lookup): Adjust.
8990 (heapvar_insert): Likewise.
8991 (make_constraint_from_heapvar): Allow multiple heap variables
8992 per decl at different offsets.
8993 (init_alias_heapvars): Adjust.
8995 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8997 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8998 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8999 trailing sync if TARGET_SYNC_AFTER_SC.
9001 2009-08-05 David Daney <ddaney@caviumnetworks.com>
9003 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
9004 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
9005 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
9006 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
9007 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
9008 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
9009 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
9010 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
9011 test_and_set_12): Rewrite calls to mips_output_sync_loop.
9012 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
9013 the prototype declaration match the definition.
9014 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
9015 instructions explicitly. Add barrier_before and operands
9017 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
9018 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
9019 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
9020 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
9021 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
9022 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
9024 2009-08-05 Andrew Pinski <pinskia@gmail.com>
9026 * tree-ssa-alias.c: Fix intervals to use [) syntax.
9028 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
9029 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9032 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9035 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9037 PR rtl-optimization/40924
9038 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9039 make sure canon_rtx (mem_address) isn't simpler than
9040 canon_rtx (expanded_mem_address).
9042 2009-08-05 Li Feng <nemokingdom@gmail.com>
9044 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9046 (build_scop_drs): Build alias set for each SCoP.
9048 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9050 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9051 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9052 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9053 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9054 (BASE_DRIVER_SELF_SPECS): Likewise.
9056 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9058 * tree-ssa-alias.c: Fix some comment typos.
9060 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9062 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9063 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9065 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9068 * simplify-rtx.c (simplify_binary_operation_1): Disable
9069 simplifications for decimal float operations.
9071 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9074 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9075 operand of INDIRECT_REF.
9077 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9079 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9080 constants referencing TLS symbols.
9082 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9084 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9085 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9087 2009-08-03 Richard Guenther <rguenther@suse.de>
9089 * tree.c (make_vector_type): Build a main variant first,
9090 get the canonical one and then build the variant.
9091 * tree-ssa.c (useless_type_conversion_p_1): Handle
9093 (useless_type_conversion_p): Conversions to pointers to
9094 incomplete record types are useless.
9096 2009-08-03 Richard Guenther <rguenther@suse.de>
9098 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9099 file will be created.
9100 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9101 * toplev.c (compile_file): Adjust comment.
9103 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9105 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9106 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9107 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9108 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9109 (sh_promote_function_mode): Fix typo.
9111 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9113 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9115 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9117 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9118 declaration arguments.
9120 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9122 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9123 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9124 (ix86_split_ashl): Ditto.
9125 (ix86_expand_vector_init_one_nonzero): Ditto.
9126 (ix86_expand_vector_set): Ditto.
9127 (ix86_expand_reduc_v4sf): Ditto.
9129 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9131 * explow.c (promote_function_mode): Remove assert.
9132 * config/sh/sh.c (sh_promote_function_mode): Declare.
9134 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9136 * config/pa/pa.c (pa_promote_function_mode): Declare.
9137 Change to static. Fix promote_mode call.
9139 * gthr-dce.h (CONST_CAST2): Define if not defined.
9140 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9142 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9144 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9146 * expr.c (store_constructor): Use promote_decl_mode. Remove
9147 now write-only variable unsignedp.
9148 (expand_expr_real_1): Use promote_decl_mode.
9149 * expr.h (promote_function_mode, promote_decl_mode): New.
9150 (promote_mode): Remove last argument.
9151 * function.c (assign_temp): Drop last argument of promote_mode.
9152 (assign_parm_find_data_types): Use promote_function_mode.
9153 (assign_parm_setup_reg): Likewise.
9154 (expand_function_end): Use promote_function_mode.
9155 * calls.c (initialize_argument_information): Use promote_function_mode.
9156 (precompute_arguments): Use promote_mode instead of checking if
9157 only PROMOTE_FUNCTION_MODE is defined.
9158 (expand_call): When making sibcall decisions, use promote_function_mode.
9159 Below, remove an if for targetm.calls.promote_function_return and
9160 and use promote_function_mode.
9161 (emit_library_call_value_1): Use promote_function_mode, fix bug
9162 where promote_mode was passed FOR_CALL == 0 for a return value in an
9164 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9165 * explow.c (promote_function_mode, promote_decl_mode): New.
9166 (promote_mode): Keep only the FOR_CALL == 0 case.
9167 * combine.c (setup_incoming_promotion): Remove test of
9168 promote_function_args. Use promote_function_mode.
9169 * stmt.c (expand_value_return): Use promote_decl_mode.
9170 (expand_decl): Use promote_decl_mode.
9172 * expr.c (store_constructor): Use promote_decl_mode. Remove
9173 now write-only variable unsignedp.
9174 (expand_expr_real_1): Use promote_decl_mode.
9175 * expr.h (promote_function_mode, promote_decl_mode): New.
9176 (promote_mode): Remove last argument.
9177 * function.c (assign_temp): Drop last argument of promote_mode.
9178 (assign_parm_find_data_types): Use promote_function_mode.
9179 (assign_parm_setup_reg): Likewise.
9180 (expand_function_end): Use promote_function_mode.
9181 * calls.c (initialize_argument_information): Use promote_function_mode.
9182 (precompute_arguments): Use promote_mode instead of checking if
9183 only PROMOTE_FUNCTION_MODE is defined.
9184 (expand_call): When making sibcall decisions, use promote_function_mode.
9185 Below, remove an if for targetm.calls.promote_function_return and
9186 and use promote_function_mode.
9187 (emit_library_call_value_1): Use promote_function_mode, fix bug
9188 where promote_mode was passed FOR_CALL == 0 for a return value in an
9190 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9191 * explow.c (promote_function_mode, promote_decl_mode): New.
9192 (promote_mode): Keep only the FOR_CALL == 0 case.
9193 * combine.c (setup_incoming_promotion): Remove test of
9194 promote_function_args. Use promote_function_mode.
9195 * stmt.c (expand_value_return): Use promote_decl_mode.
9196 (expand_decl): Use promote_decl_mode.
9198 * explow.c (promote_function_mode): Just call the target hook.
9199 * targhooks.c (default_promote_function_mode,
9200 default_promote_function_mode_always_promote): New.
9201 * targhooks.h (default_promote_function_mode,
9202 default_promote_function_mode_always_promote): Declare.
9203 * target.h (promote_function_args, promote_function_return): Remove.
9204 (promote_function_mode): New.
9205 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9206 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9207 (TARGET_PROMOTE_FUNCTION_MODE): New.
9208 (TARGET_CALLS): Adjust.
9209 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9210 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9212 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9213 * config/s390/s390.c (s390_promote_function_mode): ... here,
9214 with pointer handling.
9215 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9216 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9218 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9219 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9220 with pointer handling.
9221 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9222 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9224 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9225 * config/sh/sh.c (sh_promote_function_mode): New.
9226 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9227 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9229 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9230 * config/cris/cris.c (cris_promote_function_mode): ... here.
9231 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9232 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9234 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9235 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9236 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9237 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9239 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9240 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9241 complex type handling.
9242 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9243 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9245 * config/pa/pa.c (pa_promote_function_mode): New.
9246 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9247 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9249 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9250 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9251 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9252 * config/xtensa/xtensa.c: Likewise.
9253 * config/stormy16/stormy16.c: Likewise.
9254 * config/iq2000/iq2000.c: Likewise.
9255 * config/rs6000/rs6000.c: Likewise.
9256 * config/picochip/picochip.c: Likewise.
9257 * config/arc/arc.c: Likewise.
9258 * config/mcore/mcore.c: Likewise.
9259 * config/score/score.c: Likewise.
9260 * config/mips/mips.c: Likewise.
9261 * config/bfin/bfin.c: Likewise.
9262 * config/ia64/ia64.c: Likewise (disabled though).
9264 * config/frv/frv.h: Remove pointless remark.
9266 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9267 TARGET_PROMOTE_FUNCTION_ARGS,
9268 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9269 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9271 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9273 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9274 -floop-parallelize-all.
9275 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9276 flag_loop_parallelize_all.
9277 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9278 * graphite.c (graphite_transform_loops): Same.
9280 * graphite-poly.c (apply_poly_transforms): Same.
9282 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9284 PR tree-optimization/40914
9285 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9286 if set, then check the delta field of the PMF record.
9287 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9288 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9289 call is stored in the delta.
9291 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9293 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9295 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9297 * config/i386/bsd.h (ASM_BYTE): New define.
9298 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9299 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9300 .byte. Use fputs or putc instead of fprintf where appropriate.
9301 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9302 fputs or putc instead of fprintf where appropriate.
9303 * config/i386/i386elf.h: Ditto.
9304 * config/i386/sysv4.h: Ditto.
9306 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9307 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9308 (*tls_global_dynamic_64): Ditto.
9310 2009-07-31 Christian Bruel <christian.bruel@st.com>
9312 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9314 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9316 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9317 Remove dead code for MINUS.
9319 2009-07-31 Anthony Green <green@moxielogic.com>
9321 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9323 (moxie_expand_epilogue): Ditto for epilogue.
9324 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9326 (moxie_function_arg): Ditto.
9327 (moxie_pass_by_reference): Ditto.
9328 (moxie_arg_partial_bytes): Ditto.
9329 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9330 (FUNCTION_ARG_ADVANCE) Ditto.
9331 (REG_PARM_STACK_SPACE) Ditto.
9332 (FUNCTION_ARG_REGNO_P) Dito.
9334 * config.gcc: Add moxie linux config support.
9335 * gcc/config/moxie/uclinux.h: New file.
9337 2009-07-31 DJ Delorie <dj@redhat.com>
9339 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9340 (UNSPECV_SP_SWITCH_E): New.
9341 (sp_switch_1): Change to an unspec.
9342 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9344 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9345 reference the new stack's address
9347 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9349 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9350 graphite-clast-to-gimple.o, graphite-dependences.o,
9351 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9352 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9353 (graphite-blocking.o,
9354 graphite-clast-to-gimple.o, graphite-dependences.o,
9355 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9356 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9357 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9358 * cfgloop.h (struct loop): Add can_be_parallel field.
9359 * common.opt (fgraphite-identity): Moved up.
9360 (fgraphite-force-parallel): New flag.
9361 * graphite.c: Rewrite.
9362 * graphite.h: Rewrite.
9363 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9365 * toplev.c (graphite_out_file): New file descriptor.
9366 (graphite_in_file): New.
9367 (process_options): flag_graphite_force_parallel cannot be used without
9369 * tree-ssa-loop.c: Include toplev.h.
9370 (gate_graphite_transforms): Enable flag_graphite for
9371 flag_graphite_force_parallel.
9373 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9375 * ChangeLog.graphite: New.
9376 * graphite-blocking.c: New.
9377 * graphite-clast-to-gimple.c: New.
9378 * graphite-clast-to-gimple.h: New.
9379 * graphite-dependences.c: New.
9380 * graphite-dependences.h: New.
9381 * graphite-interchange.c: New.
9382 * graphite-poly.c: New.
9383 * graphite-poly.h: New.
9384 * graphite-ppl.c: New.
9385 * graphite-ppl.h: New.
9386 * graphite-scop-detection.c: New.
9387 * graphite-scop-detection.h: New.
9388 * graphite-sese-to-poly.c: New.
9389 * graphite-sese-to-poly.h: New.
9393 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9395 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9396 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9398 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9400 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9401 (scev_is_linear_expression): Return false if the evolution is not
9402 affine multivariate.
9404 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9406 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9407 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9409 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9411 * tree-data-ref.c (debug_data_references): New.
9412 (debug_data_reference): New.
9413 * tree-data-ref.h (debug_data_references): Declared.
9414 (debug_data_reference): Declared.
9416 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9418 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9419 * tree-data-ref.h (scop_p): Removed.
9420 (struct data_reference): Remove field scop.
9422 (stmt_simple_memref_p): Removed.
9424 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9426 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9427 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9430 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9432 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9434 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9436 * doc/invoke.texi (-fgraphite-identity): Documented.
9438 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9440 * tree-scalar-evolution.c: Fix comment.
9441 (instantiate_scev_1): Return unknow from scev instantiation if the
9442 result is not above instantiate_below.
9444 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9446 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9447 static anymore. Instantiate the symbols that may have been introduced
9449 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9452 2009-07-30 DJ Delorie <dj@redhat.com>
9454 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9455 .vliw directive to VLIW sections.
9457 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9459 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9461 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9462 (AUTOHEADER): New variable.
9463 ($(srcdir)/cstamp-h.in): Use it.
9465 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9466 Pat Haugen <pthaugen@us.ibm.com>
9467 Revital Eres <ERES@il.ibm.com>
9469 * config/rs6000/vector.md (VEC_F): Add VSX support.
9473 (vector_load_<mode>): Ditto.
9474 (vector_store_<mode>): Ditto.
9475 (vector GPR move split): Ditto.
9476 (vec_reload_and_plus_<mptrsize>): Ditto.
9477 (vec_reload_and_reg_<mptrsize>): Ditto.
9478 (add<mode>3): Ditto.
9479 (sub<mode>3): Ditto.
9480 (mul<mode>3): Ditto.
9481 (neg<mode>2): Ditto.
9482 (abs<mode>2): Ditto.
9483 (smin<mode>3): Ditto.
9484 (smax<mode>3): Ditto.
9485 (vector_eq<mode>): Ditto.
9486 (vector_gt<mode>): Ditto.
9487 (vector_ge<mode>): Ditto.
9488 (vector_gtu<mode>): Ditto.
9489 (vector_select_<mode>_uns): Ditto.
9490 (vector_eq_<mode>_p): Ditto.
9491 (vector_gt_<mode>_p): Ditto.
9492 (vector_ge_<mode>_p): Ditto.
9493 (vector_gtu_<mode>_p): Ditto.
9494 (cr6_test_for_zero): Ditto.
9495 (cr6_test_for_zero_reverse): Ditto.
9496 (cr6_test_for_lt): Ditto.
9497 (cr6_test_for_lt_reverse): Ditto.
9498 (xor<mode>3): Ditto.
9499 (ior<mode>3): Ditto.
9500 (and<mode>3): Ditto.
9501 (one_cmpl<mode>2): Ditto.
9502 (nor<mode>2): Ditto.
9503 (andc<mode>2): Ditto.
9504 (float<VEC_int<mode>2): Ditto.
9505 (unsigned_float<VEC_int><mode>2): Ditto.
9506 (fix_trunc<mode><VEC_int>2): Ditto.
9507 (fixuns_trunc<mode><VEC_int>2): Ditto.
9509 (vec_set<mode>): Ditto.
9510 (vec_extract<mode>): Ditto.
9511 (vec_interleave_highv4sf): Ditto.
9512 (vec_interleave_lowv4sf): Ditto.
9513 (vec_realign_load_<mode>): Ditto.
9514 (vec_shl_<mode>): Ditto.
9515 (vec_shr_<mode>): Ditto.
9516 (div<mode>3): New patterns for VSX.
9517 (vec_interleave_highv2df): Ditto.
9518 (vec_interleave_lowv2df): Ditto.
9519 (vec_pack_trunc_v2df): Ditto.
9520 (vec_pack_sfix_trunc_v2df): Ditto.
9521 (vec_pack_ufix_trunc_v2df): Ditto.
9522 (vec_unpacks_hi_v4sf): Ditto.
9523 (vec_unpacks_lo_v4sf): Ditto.
9524 (vec_unpacks_float_hi_v4si): Ditto.
9525 (vec_unpacks_float_lo_v4si): Ditto.
9526 (vec_unpacku_float_hi_v4si): Ditto.
9527 (vec_unpacku_float_lo_v4si): Ditto.
9528 (movmisalign<mode>): Ditto.
9529 (vector_ceil<mode>2): New patterns for vectorizing math library.
9530 (vector_floor<mode>2): Ditto.
9531 (vector_btrunc<mode>2): Ditto.
9532 (vector_copysign<mode>3): Ditto.
9534 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9535 predicate for setting the high bit in each word, used for copysign.
9537 * config/rs6000/ppc-asm.h (f19): Whitespace.
9538 (f32-f63): Define if VSX.
9539 (v0-v31): Define if Altivec.
9540 (vs0-vs63): Define if VSX.
9542 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9544 * config/rs6000/power7.md: New file, provide tuning parameters for
9547 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9548 (rs6000_cpu_cpp_builtins): Ditto.
9549 (altivec_overloaded_builtins): Ditto.
9550 (altivec_resolve_overloaded_builtin): Ditto.
9552 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9553 debug switch to disable vectorizing simple math builtin
9556 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9557 Vectorize simple math builtin functions.
9558 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9559 hook to vectorize math builtins.
9560 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9561 (rs6000_builtin_conversion): Add VSX/power7 support.
9562 (rs6000_builtin_vec_perm): Ditto.
9563 (vsplits_constant): Add support for loading up a vector constant
9564 with just the high bit set in each part.
9565 (rs6000_expand_vector_init): Add VSX/power7 support.
9566 (rs6000_expand_vector_set): Ditto.
9567 (rs6000_expand_vector_extract): Ditto.
9568 (rs6000_emit_move): Ditto.
9569 (bdesc_3arg): Ditto.
9570 (bdesc_2arg): Ditto.
9571 (bdesc_1arg): Ditto.
9572 (rs6000_expand_ternop_builtin): Ditto.
9573 (altivec_expand_builtin): Ditto.
9574 (rs6000_expand_unop_builtin): Ditto.
9575 (rs6000_init_builtins): Ditto.
9576 (altivec_init_builtins): Ditto.
9577 (builtin_function_type): Ditto.
9578 (rs6000_common_init_builtins): Ditto.
9579 (rs6000_handle_altivec_attribute); Ditto.
9580 (rs6000_mangle_type): Ditto.
9581 (rs6000_vector_mode_supported_p): Ditto.
9582 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9585 * config/rs6000/vsx.md: New file for VSX support.
9587 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9588 identifing values with just the most significant bit set.
9589 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9590 vectorized builtins.
9592 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9593 (UNSPEC_VRFIM): Delete.
9594 (splitter for loading up vector with most significant bit): New
9595 splitter for vectorizing copysign.
9596 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9597 vectorizing simple math functions.
9598 (altivec_vrfip): Add support for vectorizing simple math functions.
9599 (altivec_vrfim): Ditto.
9600 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9602 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9603 (power7.md, vsx.md): Include for power7 support.
9604 (copysigndf3): Use VSX instructions if -mvsx.
9605 (negdf2_fpr): Ditto.
9606 (absdf2_fpr): Ditto.
9607 (nabsdf2_fpr): Ditto.
9608 (adddf3_fpr): Ditto.
9609 (subdf3_fpr): Ditto.
9610 (muldf3_fpr): Ditto.
9611 (divdf3_fpr): Ditto.
9612 (fix_truncdfdi2_fpr): Ditto.
9613 (cmpdf_internal1): Ditto.
9614 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9615 (btruncdf2, btruncdf2_fpr): Ditto.
9616 (ceildf2, ceildf2_fpr): Ditto.
9617 (floordf2, floordf2_fpr): Ditto.
9618 (floatdidf2, floatdidf2_fpr): Ditto.
9619 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9620 (fmsubdf4_fpr): Ditto.
9621 (fnmadddf4_fpr_1): Ditto.
9622 (fnmadddf4_fpr_2): Ditto.
9623 (fnmsubdf4_fpr_1): Ditto.
9624 (fnmsubdf4_fpr_2): Ditto.
9625 (fixuns_truncdfdi2): Add expander for VSX support.
9626 (fix_truncdfdi2): Ditto.
9627 (fix_truncdfsi2): Ditto.
9629 (btruncsf2): Whitespace.
9630 (movdf_hardfloat32): Add support for VSX registers.
9631 (movdf_softfloat32): Ditto.
9632 (movdf_hardfloat64): Ditto.
9633 (movdf_hardfloat64_mfpgpr): Ditto.
9634 (movdf_softfloat64): Ditto.
9635 (movti splitters): Add check for vector registers supporting
9636 TImode in the future.
9637 (bpermd): Add power7 bpermd instruction.
9639 * config/rs6000/altivec.h (vec_div): Define if VSX.
9643 (vec_nearbyint): Ditto.
9646 (all predicates): Use the generic builtin function, and not the V4SF
9647 specific function so that the predicates will work with VSX's V2DF.
9651 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9652 Document new VSX functions and types.
9654 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9657 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9658 "wa", and "j" constraints. Modify "v" to talk about Altivec
9659 instead of just vector.
9661 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9664 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9665 location for phi arguments.
9666 (rewrite_update_phi_arguments): Find locations for reaching defs.
9667 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9668 Add location to add_phi_arg calls.
9669 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9670 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9671 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9672 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9673 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9674 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9675 * tree-phinodes.c (make_phi_node): Initialize location.
9676 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9677 (add_phi_arg): Add location parameter.
9678 (remove_phi_arg_num): Move location when moving phi argument.
9679 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9681 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9682 slpeel_update_phi_nodes_for_guard1,
9683 slpeel_update_phi_nodes_for_guard2,
9684 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9685 vect_loop_versioning): Set locations.
9686 * tree-parloops.c (create_phi_for_local_result,
9687 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9688 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9689 * tree-vect-loop.c (get_initial_def_for_induction,
9690 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9692 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9693 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9694 (gimple_phi_arg_set_location): New. Set locus.
9695 (gimple_phi_arg_has_location): New. Check for locus.
9696 (redirect_edge_var_map_location): New. Return locus from var_map.
9697 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9698 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9699 combining PHI arguments.
9700 (cond_store_replacement): Set location.
9701 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9702 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9703 scop_add_exit_phis_edge): Add locations.
9704 * tree-cfgcleanup.c (remove_forwarder_block,
9705 remove_forwarder_block_with_phi): Add locations.
9706 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9707 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9709 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9710 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9711 flush_pending_stmts): Add source location.
9712 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9713 stack to preserve locations.
9714 * tree-vect-stmts.c (vectorizable_load): Add location.
9715 * tree-inline.c (copy_phis_for_bb): Copy locus.
9716 (setup_one_parameter): Add call locus to inlined parameter stmts.
9717 (initialize_inlined_parameters): Pass in call location as parameter
9719 (tree_function_versioning): Pass location to setup_one_parameter.
9720 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9721 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9722 copy and edge lists.
9723 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9724 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9725 locus parameter and override the stmt default if provided.
9726 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9727 elim_graph_add_edge, elim_graph_remove_succ_edge,
9728 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9729 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9730 eliminate_phi): Add locus info in elimination graph for each edge and
9732 (insert_backedge_copies): Copy locus if present.
9733 * tree-flow.h (struct _edge_var_map): Add locus field.
9734 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9735 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9736 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9738 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9740 2009-07-30 Martin Jambor <mjambor@suse.cz>
9742 PR tree-optimization/40570
9743 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9746 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9748 * ssa-loop-manip.c: Include langhooks.h.
9749 (rewrite_phi_with_iv): New.
9750 (rewrite_all_phi_nodes_with_iv): New.
9751 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9752 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9753 * tree-parloops.c (loop_parallel_p): Move out all conditions
9754 except dependency check.
9755 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9756 (gen_parallel_loop): Call canonicalize_loop_ivs without
9757 reduction_list argument.
9758 (build_new_reduction): New.
9759 (gather_scalar_reductions): New.
9760 (try_get_loop_niter): New.
9761 (try_create_reduction_list): New.
9762 (parallleize_loops): Change the parallel conditions check.
9763 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9764 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9766 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9768 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9770 * doc/options.texi (Option properties): Mention new quoting syntax.
9772 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9774 * config/alpha/alpha.c (alpha_start_function):
9775 Handle VMS_DEBUG_MAIN_POINTER
9776 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9777 * doc/invoke.texi: Document -mdebug-main switch.
9779 2009-07-29 Richard Henderson <rth@redhat.com>
9781 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9782 (cgraph_create_edge_including_clones): Likewise.
9783 * tree-inline.c (copy_bb): Operate on the correct edges
9784 when updating the callgraph.
9786 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9788 * config/alpha/vms-cc.c: Deleted.
9789 * config/alpha/vms-ld.c: Deleted.
9790 * config/alpha/t-vms64: Moved to config/vms
9791 * config/alpha/vms-crt0-64.c: Moved to config/vms
9792 * config/alpha/vms-crt0.c: Moved to config/vms
9793 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9794 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9795 * config/alpha/xm-vms.h: Moved to config/vms
9796 * config/alpha/x-vms: Moved to config/vms
9797 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9799 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9800 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9802 * config/vms/t-vms64: Moved here from config/alpha
9803 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9804 (argc,argv,envp): Enforce 32bit malloc'ing.
9805 * config/vms/vms-psxcrt0-64.c: Likewise.
9806 * config/vms/vms-crt0.c: Moved here from config/alpha.
9807 * config/vms/vms-psxcrt0.c: Likewise.
9808 * config/vms/vms-crtl-64.h: New file.
9809 * config/vms/vms-crtl.h: New file.
9810 * config/vms/vms.opt: New file.
9811 * config/vms/xm-vms64.h: New file.
9812 * config/vms/xm-vms.h: Moved here from config/alpha.
9813 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9815 * config/vms/x-vms: Moved here from config/alpha.
9816 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9817 (vms-ld.o, vms-cc.o): Removed.
9818 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9820 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9822 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9823 correct stack (obvious VMS fix).
9825 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9827 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9828 date, version info if VMS_DEBUGGING_INFO defined.
9829 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9830 size, date calculating code moved here.
9832 2009-07-29 Paul Brook <paul@codesourcery.com>
9834 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9837 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9840 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9841 to DImode when generating insq_le insn.
9843 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9845 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9846 New macro set for VMS_DEBUGGGING_INFO.
9847 (AT_string_form): Use it.
9849 2009-07-28 DJ Delorie <dj@redhat.com>
9851 * config/mep/mep.c (vtext_section): New.
9852 (vftext_section): New.
9853 (ftext_section): New.
9854 (mep_select_section): Add support for functions.
9855 (mep_unique_section): Likewise.
9856 (mep_asm_init_sections): Likewise.
9857 (mep_encode_section_info): Remove it from here.
9859 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9861 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9863 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9864 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9866 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9868 * dwarf2out.c (output_file_names): Test new macro
9869 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9870 (add_comp_dir_attribute): Likewise.
9872 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9874 * config/i386/mingw-w64.h (LINK_SPEC): Add
9875 separating space between commands.
9877 2009-07-28 Jan Hubicka <jh@suse.cz>
9879 PR tree-optimization/40759
9880 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9883 2009-07-27 DJ Delorie <dj@redhat.com>
9885 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9886 types are dword-aligned.
9887 (mep_expand_va_start): Likewise.
9889 2009-07-27 Olivier Hainque <hainque@adacore.com>
9890 Douglas B Rupp <rupp@gnat.com>
9892 * convert.c (convert_to_pointer): Don't assume the target
9893 pointer type is POINTER_SIZE long. Fetch its precision instead.
9895 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9897 * system.h (fopen): Undefine if macro.
9899 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9901 * dwarf2out.c (output_cfi_p): Removed.
9902 (output_cfis): New function.
9903 (output_fde): New function, split from output_call_frame_info.
9904 (output_call_frame_info): Use it.
9905 (dwarf2out_switch_text_section): Use output_cfis.
9907 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9909 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9910 TARGET_BI_ARCH is specified without enabling SJLJ.
9911 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9912 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9914 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9916 * arm.md (negdi2): Use DImode if forcing a value into a register.
9918 2009-07-26 Ira Rosen <irar@il.ibm.com>
9920 PR tree-optimization/40801
9921 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9922 of vector operand from the previous copy of vector statement.
9923 Pass the correct definition type value to
9924 vect_get_vec_def_for_stmt_copy().
9926 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9928 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9929 const char ** conversion.
9931 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9933 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9934 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9935 (gcc_unreachable): Invoke __builtin_unreachable() if
9936 !ENABLE_ASSERT_CHECKING.
9938 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9940 PR rtl-optimization/40445
9941 * emit-rtl.c (next_nonnote_insn_bb): New function.
9942 * rtl.h (next_nonnote_insn_bb): Declare new function.
9943 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9944 with no successors that is the successor of the ENTRY_BLOCK.
9945 Continue from the top after removing an empty fallthrough block.
9946 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9947 of next_nonnote_insn.
9949 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9951 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9953 2009-07-25 Martin Jambor <mjambor@suse.cz>
9955 * c-common.c (c_common_attribute_table): New element for noclone.
9956 (handle_noclone_attribute): New function. Forward-declare.
9957 * tree-inline.c (tree_versionable_function_p): Check for noclone
9959 * doc/extend.texi (Labels as Values): Document need for noclone.
9960 (Function Attributes): Document noclone attribute.
9962 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9964 PR rtl-optimization/34999
9965 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9966 and dw_fde_switched_cold_to_hot fields.
9967 (output_cfi_p): New function.
9968 (output_call_frame_info): If fde->dw_fde_switched_sections,
9969 output 2 FDEs instead of one with corrupted header.
9970 (dwarf2out_do_cfi_startproc): New function.
9971 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9972 and fde->dw_fde_switched_cold_to_hot.
9973 (dwarf2out_switch_text_section): Compute
9974 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9975 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9976 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9977 Otherwise, compute fde->dw_fde_switch_cfi.
9979 2009-07-24 Cary Coutant <ccoutant@google.com>
9981 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9983 2009-07-24 Cary Coutant <ccoutant@google.com>
9985 * cfghooks.c (split_block): Copy discriminator to new block.
9986 * tree-cfg.c (assign_discriminator): Check location of last
9987 instruction in block as well as first.
9989 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9991 * config/i386/linux.c: Use fputs or putc instead of fprintf
9993 * config/i386/gas.h: Ditto.
9994 * config/i386/x86-64.h: Ditto.
9995 * config/i386/att.h: Ditto.
9997 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9999 * expmed.c (emit_store_flag): Use a recursive call to optimize the
10002 2009-07-24 Martin Jambor <mjambor@suse.cz>
10004 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
10005 (ipa_push_func_to_list_1): Declare.
10006 (ipa_push_func_to_list): New function.
10008 * ipa-prop.c (ipa_push_func_to_list_1): New function.
10009 (ipa_init_func_list): Call ipa_push_func_to_list_1.
10010 (ipa_push_func_to_list): Removed.
10011 (ipa_pop_func_from_list): Clear node_enqueued flag.
10013 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
10015 * config/s390/s390.c (override_options): Default
10016 max-unrolled-insns to 100 for z10 tuning.
10018 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
10020 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
10021 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
10022 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
10023 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
10024 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
10025 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
10026 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
10028 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
10030 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
10031 use default set in mingw32.h header.
10032 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
10033 64-bit /mingw/include path.
10034 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10037 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10039 PR rtl-optimization/40209
10040 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10042 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10044 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10045 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10046 with the rest of string where appropriate. Use fputs or putc
10047 instead of fprintf where appropriate.
10049 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10050 Pat Haugen <pthaugen@us.ibm.com>
10051 Revital Eres <ERES@il.ibm.com>
10053 * config/rs6000/vector.md: New file. Move most of the vector
10054 expander support here from altivec.md to allow for the VSX vector
10055 unit in the future. Add support for secondary_reload patterns.
10056 Rewrite the patterns for vector comparison, and vector comparison
10057 predicate instructions so that the RTL expresses the desired
10058 behavior, instead of using unspec.
10060 * config/rs6000/constraints.md ("f" constraint): Use
10061 rs6000_constraints to hold the precalculated register class.
10062 ("d" constraint): Ditto.
10063 ("wd" constraint): New constraint for VSX.
10064 ("wf" constraint): Ditto.
10065 ("ws" constraint): Ditto.
10066 ("wa" constraint): Ditto.
10067 ("wZ" constraint): Ditto.
10068 ("j" constraint): Ditto.
10070 * config/rs6000/predicates.md (vsx_register_operand): New
10072 (vfloat_operand): New predicate for vector.md.
10073 (vint_operand): Ditto.
10074 (vlogical_operand): Ditto.
10075 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10076 (easy_vector_constant): Add VSX support.
10077 (altivec_indexed_or_indirect_operand): New predicate for
10078 recognizing Altivec style memory references with AND -16.
10080 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10081 for vector secondary reload support.
10082 (rs6000_vector_reg_class): Delete, replacing it with
10083 rs6000_constraints.
10084 (rs6000_vsx_reg_class): Ditto.
10085 (rs6000_constraints): New array to hold the register classes of
10086 each of the register constraints that can vary at runtime.
10087 (builtin_mode_to_type): New static array for builtin function type
10089 (builtin_hash_table): New static hash table for builtin function
10091 (TARGET_SECONDARY_RELOAD): Define target hook.
10092 (TARGET_IRA_COVER_CLASSES): Ditto.
10093 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10094 registers are 128 bits if VSX memory reference instructions are used.
10095 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10096 unit is being used.
10097 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10098 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10099 Print several of the scheduling related parameters.
10100 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10101 rs6000_constraints instead of rs6000_vector_reg_class. Move
10102 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10103 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10104 Altivec. Add VSX support. Setup for secondary reload support on
10105 Altivec/VSX registers.
10106 (rs6000_override_options): Make power7 set the scheduling groups
10107 like the power5. Add support for new debug switches to override
10108 the scheduling defaults. Temporarily disable -mcpu=power7 from
10109 setting -mvsx. Add support for debug switches -malways-hint,
10110 -msched-groups, and -malign-branch-targets.
10111 (rs6000_buitlin_conversion): Add support for returning unsigned
10112 vector conversion functions to fix regressions due to stricter
10114 (rs6000_builtin_mul_widen_even): Ditto.
10115 (rs6000_builtin_mul_widen_odd): Ditto.
10116 (rs6000_builtin_vec_perm): Ditto.
10117 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10118 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10119 to zero a register.
10120 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10121 generated upstream.
10122 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10123 VSX types for bit operations. Changes to accomidate vector.md.
10124 (bdesc_2arg): Ditto.
10125 (bdesc_1arg): Ditto.
10126 (struct builtin_description_predicates): Rewrite predicate
10127 handling so that RTL describes the operation, instead of passing
10128 the instruction to be used as a string argument.
10129 (bdesc_altivec_preds): Ditto.
10130 (altivec_expand_predicate_builtin): Ditto.
10131 (altivec_expand_builtin): Ditto.
10132 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10133 statement for vsldoi support.
10134 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10135 (altivec_expand_st_builtin): Ditto.
10136 (paired_expand_builtin): Whitespace changes.
10137 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10138 builtin_mode_to_type table for secondary reload. Call
10139 builtin_function_type to build random builtin functions.
10140 (altivec_init_builtins): Change to use builtin_function_type to
10141 create builtin function types dynamically as we need them.
10142 (builtin_hash_function): New support for hashing the tree types
10143 for builtin function as we need it, rather than trying to build
10144 all of the trees that we need. Add initial preliminary VSX support.
10145 (builtin_function_type): Ditto.
10146 (builtin_function_eq): Ditto.
10147 (builtin_hash_struct): Ditto.
10148 (rs6000_init_builtins): Ditto.
10149 (rs6000_common_init_builtins): Ditto.
10150 (altivec_init_builtins): Ditto.
10151 (rs6000_common_init_builtins): Ditto.
10152 (enum reload_reg_type): New enum for simplifing reg classes.
10153 (rs6000_reload_register_type): Simplify register classes into GPR,
10154 Vector, and other registers. Altivec and VSX addresses in reload.
10155 (rs6000_secondary_reload_inner): Ditto.
10156 (rs6000_ira_cover_classes): New target hook, that returns the
10157 appropriate cover classes, based on -mvsx being used or not.
10158 (rs6000_secondary_reload_class): Add VSX support.
10159 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10160 (get_vsel_insn): Ditto.
10161 (rs6000_emit_vector_compare): Rewrite vector conditional support
10162 so that where we can, we use RTL operators, instead of blindly use
10164 (rs6000_emit_vector_select): Ditto.
10165 (rs6000_emit_vector_cond_expr): Ditto.
10166 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10167 (create_TOC_reference): Add -mdebug=addr support.
10168 (emit_frame_save): VSX loads/stores need register indexed addressing.
10170 * config/rs6000/rs6000.md: Include vector.md.
10172 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10174 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10175 support for V2DI, V2DF in logical, permute, select operations.
10177 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10178 switch for vsx/power7.
10179 (-mvsx-scalar-memory): Ditto.
10180 (-mvsx-align-128): Ditto.
10181 (-mallow-movmisalign): Ditto.
10182 (-mallow-df-permute): Ditto.
10183 (-msched-groups): Ditto.
10184 (-malways-hint): Ditto.
10185 (-malign-branch-targets): Ditto.
10187 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10189 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10190 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10191 (rs6000_vector_reg_class): Delete.
10192 (rs6000_vsx_reg_class): Ditto.
10193 (enum rs6000_reg_class_enum): New enum for the constraints that
10194 vary based on target switches.
10195 (rs6000_constraints): New array to hold the register class for all
10196 of the register constraints that vary based on the switches used.
10197 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10198 (enum rs6000_builtins): Add unsigned varients for the builtin
10199 declarations returned by target hooks for expanding multiplies,
10200 select, and permute operations. Add VSX builtins.
10201 (enum rs6000_builtin_type_index): Add entries for VSX.
10202 (V2DI_type_node): Ditto.
10203 (V2DF_type_node): Ditto.
10204 (unsigned_V2DI_type_node): Ditto.
10205 (bool_long_type_node): Ditto.
10206 (intDI_type_internal_node): Ditto.
10207 (uintDI_type_internal_node): Ditto.
10208 (double_type_internal_node): Ditto.
10210 * config/rs6000/altivec.md (whole file): Move all expanders to
10211 vector.md from altivec.md. Rename insn matching functions to be
10213 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10214 (altivec_vcmp*): Ditto.
10215 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10216 (VM): New iterator for moves that includes the VSX types.
10217 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10218 (altivec_vperm_<mode>_uns): New, for unsigned types.
10219 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10220 (altivec_eq<mode>): Ditto.
10221 (altivec_gt<mode>): Ditto.
10222 (altivec_gtu<mode>): Ditto.
10223 (altivec_eqv4sf): Ditto.
10224 (altivec_gev4sf): Ditto.
10225 (altivec_gtv4sf): Ditto.
10226 (altivec_vcmpbfp_p): Ditto.
10228 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10230 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10233 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10236 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10237 ASM_SHORT instead of .word.
10238 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10239 instead of .word in asm template.
10241 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10244 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10245 (process_bb_node_lives): Use it.
10247 * ira.c (setup_cover_and_important_classes): Don't setup
10248 ira_important_class_nums. Add cover classes to the end of
10250 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10252 (find_reg_class_closure): Use reorder_important_classes.
10254 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10256 * config/i386/i386.c (i386_ira_cover_classes): New function.
10257 (TARGET_IRA_COVER_CLASSES): Redefine.
10259 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10260 importance of order of cover classes in the array.
10262 2009-07-22 Diego Novillo <dnovillo@google.com>
10264 * tree-pass.h (TDF_EH): Define.
10265 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10266 contains TDF_EH, print the EH region number holding GS.
10267 * tree-dump.c (dump_options): Add "eh".
10268 * doc/invoke.texi: Document it.
10270 2009-07-22 Doug Kwan <dougkwan@google.com>
10272 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10274 2009-07-22 Michael Matz <matz@suse.de>
10276 PR tree-optimization/35229
10277 PR tree-optimization/39300
10279 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10280 (inhibit_phi_insertion): New function.
10281 (insert_into_preds_of_block): Call it for REFERENCEs.
10282 (init_pre): Initialize and finalize scalar evolutions.
10283 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10285 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10287 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10288 Use CONST_VECTOR_NUNITS to determine number of elements.
10290 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10292 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10293 (U, W): Constraints are now deprecated and will be removed if we
10294 run out of letters.
10295 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10297 ("prefetch"): Add the stcmh instruction for prefetching.
10298 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10300 (s390_short_displacement): Return always true if compiling for
10301 machines not providing the long displacement facility.
10302 (s390_mem_constraint): Support the new constraint letter Z.
10303 (s390_check_qrst_address): New function.
10305 2009-07-21 DJ Delorie <dj@redhat.com>
10307 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10310 2009-07-21 Jason Merrill <jason@redhat.com>
10312 * c-common.c (max_tinst_depth): Increase default to 1024.
10314 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10316 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10317 (vec_unpacku_float_lo_v4si): Ditto.
10319 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10322 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10323 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10324 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10325 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10327 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10329 PR tree-optimization/40813
10330 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10333 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10335 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10336 with a NOP_EXPR if needed.
10338 2009-07-21 Paul Brook <paul@codesourcery.com>
10340 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10341 Terminate debug dump with newline.
10343 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10345 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10346 Cast "1" to unsigned HOST_WIDE_INT.
10347 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10348 deposit length to the maximum length - lsb. Extend length if
10349 HOST_BITS_PER_WIDE_INT is 32.
10351 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10353 * cgraph.h (constant_pool_htab): New function.
10354 (constant_descriptor_tree): Move from varasm.c.
10355 * varasm.c (constant_pool_htab): New function.
10356 (constant_descriptor_tree): Move to cgraph.h.
10358 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10360 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10362 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10364 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10367 2009-07-20 Xinliang David Li <davidxl@google.com>
10369 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10371 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10373 * config/mips/mips.md (move_type): Add arith.
10374 (type): Handle arith.
10375 (zero_extendsidi2): Rename this into ...
10376 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10377 (zero_extendsidi2): New expander.
10378 (*zero_extendsidi2_dext): New pattern.
10380 2009-07-20 Nick Clifton <nickc@redhat.com>
10382 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10383 to set MIPS_ABI_DEFAULT.
10384 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10386 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10388 * tree-object-size.c (addr_object_size): Handle unions with
10389 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10391 PR tree-optimization/40792
10392 * tree.c (build_function_type_skip_args): Remove bogus assert.
10394 2009-07-20 Jan Hubicka <jh@suse.cz>
10395 Martin Jambor <mjambor@suse.cz>
10397 * cgraph.h (combined_args_to_skip): New field.
10398 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10399 combined_args_to_skip and args_to_skip.
10400 * tree-inline.c (update_clone_info): New function.
10401 (tree_function_versioning): Call update_clone_info.
10402 * cgraphunit.c (cgraph_materialize_clone): Dump materialized
10404 (cgraph_materialize_all_clones): More extensive dumping, working
10405 with combined_args_to_skip rather than args_to_skip.
10407 2009-07-20 Ira Rosen <irar@il.ibm.com>
10409 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10410 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10411 (get_initial_def_for_reduction): Likewise.
10412 (vectorizable_reduction): Skip the check of first operand in case
10413 of COND_EXPR. Add check that it is outer loop vectorization if
10414 nested cycle was detected. Call vectorizable_condition() for
10415 COND_EXPR. If reduction epilogue cannot be created do not fail for
10416 nested cycles (if it is not double reduction). Assert that there
10417 is only one type in the loop in case of COND_EXPR. Call
10418 vectorizable_condition() to vectorize COND_EXPR.
10419 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10420 Add parameters. Allow nested cycles if called from
10421 vectorizable_reduction(). Use reduction vector variable if provided.
10422 (vect_analyze_stmt): Call vectorizable_reduction() before
10423 vectorizable_condition().
10424 (vect_transform_stmt): Update call to vectorizable_condition().
10426 2009-07-20 Christian Bruel <christian.bruel@st.com>
10428 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10429 * doc/invoke.texi (-mfmovd): Likewise.
10430 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10432 2009-07-20 Jan Hubicka <jh@suse.cz>
10434 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10435 when handling SSA name.
10437 2009-07-19 Jan Hubicka <jh@suse.cz>
10439 PR tree-optimization/40676
10440 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10441 virtual PHIs in empty BBs.
10443 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10445 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10446 re-expanded the compound use gen_lowpart instead to convert to the
10449 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10451 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10452 OUTER_CONST arguments.
10453 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10454 the new wider mode will be masked off.
10455 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10457 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10459 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10460 high-order bits are zero.
10462 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10464 * combine.c (simplify_shift_const_1): Split code to determine
10465 shift_mode into ...
10466 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10467 new bits shifted in are identical to the old sign bit.
10469 2009-07-18 Richard Guenther <rguenther@suse.de>
10472 * gimplify.c (gimplify_call_expr): Reject code using results from
10473 functions returning void.
10475 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10477 * doc/md.texi: Document the new PowerPC "es" constraint.
10478 Document that "m" can include automodified addresses on this target,
10479 and explain how %U must be used. Extend the "Q" and "Z" documentation
10480 to suggest "es" as well as "m".
10481 * config/rs6000/constraints.md (es): New memory constraint.
10482 (Q, Z): Update strings to match new documentation.
10484 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10486 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10487 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10488 * config/rs6000/predicates.md (volatile_mem_operand): Use
10489 offsettable_nonstrict_memref_p.
10490 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10491 (*floatunssidf2_internal): Likewise.
10492 (*fix_truncdfsi2_internal): Likewise.
10493 (*fix_trunctfsi2_internal): Likewise.
10495 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10497 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10498 atmega32u2 devices.
10499 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10501 2009-07-17 Richard Guenther <rguenther@suse.de>
10504 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10505 (pass_warn_unused_result): Likewise.
10506 (TODO_set_props): Remove.
10507 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10509 (pass_diagnose_omp_blocks): Define.
10510 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10511 (c_gimple_diagnostics_recursively): Remove.
10512 (finish_function): Do not call it.
10513 (c_write_global_declarations): Continue after errors.
10514 Finalize the CU here.
10515 * c-gimplify.c (c_genericize): Do not gimplify here.
10516 * c-common.c (c_warn_unused_result): Move ...
10517 * tree-cfg.c (do_warn_unused_result): ... here.
10518 (run_warn_unused_result): New function.
10519 (gate_warn_unused_result): New function.
10520 (pass_warn_unused_result): New pass.
10521 * c-common.h (c_warn_unused_result): Remove.
10522 * flags.h (flag_warn_unused_result): Declare.
10523 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10524 * opts.c (flag_warn_unused_result): Initialize to false.
10525 * toplev.c (compile_file): Add comment.
10526 * omp-low.c (create_omp_child_function): Do not register
10527 the function with the frontend.
10528 (diagnose_omp_structured_block_errors): Prepare to be
10529 called as optimization pass.
10530 (gate_diagnose_omp_blocks): New function.
10531 (pass_diagnose_omp_blocks): New pass.
10532 * cgraph.h (cgraph_optimize): Remove.
10533 (cgraph_analyze_function): Likewise.
10534 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10535 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10536 before their parents here.
10537 (cgraph_finalize_function): Not here.
10538 (cgraph_analyze_function): Gimplify functions here.
10539 (cgraph_finalize_compilation_unit): Continue after errors.
10540 Optimize the callgraph from here.
10541 (cgraph_optimize): Make static.
10542 * langhooks.c (write_global_declarations): Finalize the CU.
10543 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10544 (gimplify_function_tree): Assert we gimplify only once.
10545 Set PROP_gimple_any property.
10546 * tree-nested.c (gimplify_all_functions): New function.
10547 (lower_nested_functions): Gimplify all nested functions.
10548 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10549 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10550 and pass_diagnose_omp_blocks after gimplification. Do not
10551 set TODO_set_props on all_lowering_passes.
10552 (execute_one_pass): Do not handle TODO_set_props.
10553 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10554 (gimplify.o): Add tree-pass.h dependency.
10555 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10556 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10557 (unsave_r): Likewise.
10558 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10559 temporary variable.
10561 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10563 * doc/service.texi (Service): Restore previously removed link,
10564 which isn't broken after all.
10566 2009-07-17 Richard Guenther <rguenther@suse.de>
10568 PR tree-optimization/40321
10569 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10570 PHI nodes to the maximal set.
10571 (make_values_for_phi): Add PHI arguments to the maximal set.
10572 (execute_pre): Dump PHI_GEN and the maximal set.
10574 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10577 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10580 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10582 * doc/extend.texi (Nested Functions): Replace broken link with
10584 * doc/service.texi (Service): Remove broken link.
10586 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10589 * builtins.c (expand_builtin_memcmp): Use loc instead of
10590 EXPR_LOCATION (exp).
10591 (expand_builtin_strncmp): Likewise.
10593 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10594 Manuel López-Ibáñez <manu@gcc.gnu.org>
10597 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10598 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10599 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10600 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10601 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10602 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10603 tree-inline.c, c-common.c, c-common.h, gimple.c,
10604 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10605 convert.c: Add location argument to fold_{unary,binary,ternary},
10606 fold_build[123], build_call_expr, build_size_arg,
10607 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10608 fold_build1_initializer, fold_build2_initializer,
10609 fold_build3_initializer, fold_build_call_array,
10610 fold_build_call_array_initializer, fold_single_bit_test,
10611 omit_one_operand, omit_two_operands, invert_truthvalue,
10612 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10613 combine_comparisons, fold_builtin_*, fold_call_expr,
10614 build_range_check, maybe_fold_offset_to_address, round_up,
10617 2009-07-16 Jason Merrill <jason@redhat.com>
10620 * c-common.c (c_common_reswords): Add __is_standard_layout
10622 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10623 * doc/implement-cxx.texi: New.
10624 * doc/gcc.texi: Include it.
10626 2009-07-16 DJ Delorie <dj@redhat.com>
10628 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10629 compares that may be indirectly affected by previous instructions.
10631 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10633 * builtins.c (do_mpc_arg2): New.
10634 (fold_builtin_2): Fold builtin cpow.
10635 * real.h (HAVE_mpc_pow): New.
10637 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10639 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10640 comparison to skip unprofitable schedule
10642 2009-07-16 Simon Baldwin <simonb@google.com>
10644 * gcc.c (option_map): New flag -no-canonical-prefixes.
10645 * (display_help): Print help text for new flag.
10646 * (process_command): Move options translation and language specifics
10647 and handle new flag early. Use it to set a function pointer to a
10648 prefix builder. Replace make_relative_prefix calls with calls to
10649 the function pointed to. Ignore new flag in regular options handling.
10650 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10652 2009-07-15 DJ Delorie <dj@redhat.com>
10654 * config/mep/mep.md (sibcall_internal): Change register to avoid
10655 argument registers.
10656 (sibcall_value_internal): Likewise.
10658 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10660 PR rtl-optimization/40710
10661 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10663 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10665 * config/mips/mips.md (*extenddi_truncate<mode>,
10666 *extendsi_truncate<mode>): Change type attribute to move_type
10667 with shift_shift. Split out code handling exts from here ...
10668 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10670 (*extendhi_truncateqi): Change type attribute to move_type with
10671 shift_shift. Split out code handling exts from here ...
10672 (*extendhi_truncateqi_exts): ... to this new pattern.
10674 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10676 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10677 instead of "and" with inverted sign bit mask value. Use
10678 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10679 Allocate registers only for operand 4 and operand 5.
10681 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10683 PR middle-end/40747
10684 * fold-const.c (fold_cond_expr_with_comparison): When folding
10685 < and <= to MIN, make sure the MIN uses the same type as the
10686 comparison's operands.
10688 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10690 * arm.md (ior_xor): New code iterator.
10691 (split for ior/xor with shift and zero-extend): New split pattern.
10692 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10694 2009-07-15 Richard Guenther <rguenther@suse.de>
10696 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10699 2009-07-15 Richard Guenther <rguenther@suse.de>
10701 PR middle-end/40753
10702 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10704 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10706 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10707 handle 2.6.30 kernel.
10709 2009-07-15 DJ Delorie <dj@redhat.com>
10711 * config/mep/mep.md (sibcall_internal): Change register to allow
10712 for 24-bit addresses.
10713 (sibcall_value_internal): Likewise.
10715 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10717 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10718 that are enabled/disabled by the flags introduced by a previous patch.
10720 2009-07-14 DJ Delorie <dj@redhat.com>
10722 * config/mep/mep.md (sibcall_internal): Include non-toggling
10724 (sibcall_value_internal): Likewise.
10726 2009-07-14 Taras Glek <tglek@mozilla.com>
10727 Rafael Espindola <espindola@google.com>
10729 * doc/sourcebuild.texi: Document install-plugin target.
10730 * configure.ac: Added install-plugin target to language makefiles.
10731 * configure: Regenerate.
10732 * Makefile.in (install-plugin): Install more headers,
10733 depend on lang.install-plugin.
10735 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10737 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10740 2009-07-14 DJ Delorie <dj@redhat.com>
10742 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10743 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10744 * config/mep/mep.md (sibcall_internal): Change test from
10745 mep_vliw_mode_match to mep_vliw_jmp_match.
10746 (sibcall_value_internal): Likewise.
10748 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10750 * config/i386/sse.md (copysign<mode>3): New expander.
10751 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10752 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10753 Use ix86_build_const_vector.
10754 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10755 IX86_BUILTIN_CPYSGNPD.
10756 (builtin_description): Add __builtin_ia32_copysignps and
10757 __builtin_ia32_copysignpd.
10758 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10759 and BUILT_IN_COPYSIGNF.
10761 2009-07-13 Jason Merrill <jason@redhat.com>
10763 * builtins.c (can_trust_pointer_alignment): New fn.
10764 (get_pointer_alignment): Factor it out from here.
10765 * tree.h: Declare it.
10767 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10769 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10772 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10776 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10778 2009-07-14 Richard Guenther <rguenther@suse.de>
10779 Andrey Belevantsev <abel@ispras.ru>
10781 PR middle-end/40745
10782 * cfgexpand.c (partition_stack_vars): Do not bother to update
10783 alias information when not optimizing.
10785 2009-07-14 Richard Guenther <rguenther@suse.de>
10786 Andrey Belevantsev <abel@ispras.ru>
10788 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10789 (pt_solution_set): Likewise.
10790 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10791 * tree-ssa-structalias.c (pt_solution_set): New function.
10792 * final.c (rest_of_clean_state): Free SSA data structures.
10793 * print-rtl.c (print_decl_name): Remove.
10794 (print_mem_expr): Implement in terms of print_generic_expr.
10795 * alias.c (ao_ref_from_mem): New function.
10796 (rtx_refs_may_alias_p): Likewise.
10797 (true_dependence): Query alias-export info.
10798 (canon_true_dependence): Likewise.
10799 (write_dependence_p): Likewise.
10800 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10802 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10803 (mem_expr_equal_p): Use operand_equal_p.
10804 (set_mem_attributes_minus_bitpos): Do not use
10805 component_ref_for_mem_expr.
10806 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10807 (update_alias_info_with_stack_vars): Likewise.
10808 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10809 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10810 explicitly nor clear stmt operands.
10811 Free the decl-to-pointer map.
10812 * tree-optimize.c (execute_free_datastructures): Do not free
10813 SSA data structures here.
10814 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10815 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10816 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10818 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10820 2009-07-13 DJ Delorie <dj@redhat.com>
10822 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10823 unrolling at the right iteration count.
10825 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10828 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10830 * haifa-sched.c (rank_for_schedule): Introduced flags to
10831 enable/disable individual scheduling heuristics.
10832 * common.opt: Introduced flags to enable/disable individual
10833 heuristics in the scheduler.
10834 * doc/invoke.texi: Introduced flags to enable/disable individual
10835 heuristics in the scheduler.
10837 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10839 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10840 config/i386/mingw-tls.c.
10841 * config/i386/mingw-tls.c: Removed.
10843 2009-07-13 Ira Rosen <irar@il.ibm.com>
10845 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10846 checks access only relevant statements.
10847 (vectorizable_reduction): Likewise.
10849 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10851 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10852 just for 32-bit case.
10854 2009-07-12 Jan Hubicka <jh@suse.cz>
10856 PR tree-optimization/40585
10857 * except.c (expand_resx_expr): When there already is resume
10858 instruction, produce linked list.
10859 (build_post_landing_pads): Assert that resume is empty.
10860 (connect_post_landing_pads): Handle resume lists.
10861 (dump_eh_tree): Dump resume list.
10863 2009-07-12 Ira Rosen <irar@il.ibm.com>
10865 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10866 with additional argument.
10867 * tree-vectorizer.h (enum vect_def_type): Add
10868 vect_double_reduction_def.
10869 (vect_is_simple_reduction): Add argument.
10870 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10872 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10873 vect_is_simple_reduction with additional argument.
10874 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10876 (reduction_code_for_scalar_code): Handle additional codes by
10877 returning ERROR_MARK for them. Fix comment and indentation.
10878 (vect_is_simple_reduction): Fix comment, add argument to specify
10879 double reduction. Detect double reduction.
10880 (get_initial_def_for_induction): Fix indentation.
10881 (get_initial_def_for_reduction): Fix comment and indentation.
10882 Handle double reduction. Create initial definitions that do not
10883 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10884 (vect_create_epilog_for_reduction): Fix comment, add argument to
10885 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10886 epilogue result extraction. Create double reduction phi node and
10887 replace relevant uses.
10888 (vectorizable_reduction): Call vect_is_simple_reduction with
10889 additional argument. Fix indentation. Update epilogue code treatment
10890 according to the changes in reduction_code_for_scalar_code. Check
10891 for double reduction. Call vect_create_epilog_for_reduction with
10892 additional argument.
10893 * tree-vect-stmts.c (process_use): Handle double reduction, update
10895 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10896 (vect_get_vec_def_for_operand): Likewise.
10898 2009-07-12 Danny Smith <dansmister@gmail.com>
10900 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10901 dllexport if !TREE_PUBLIC.
10902 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10904 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10906 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10907 (avr_extra_arch_macro) Remove declatation.
10908 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10909 (avr_extra_arch_macro) Declare as static.
10910 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10912 2009-07-11 Jan Hubicka <jh@suse.cz>
10914 PR middle-end/48388
10915 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10917 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10920 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10921 cold_in_std_section bits.
10922 (dwarf2out_begin_prologue): Initialize them.
10923 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10924 if already covered by text_section or cold_text_section range.
10926 PR rtl-optimization/40667
10927 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10928 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10929 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10930 * config/i386/i386.c (ix86_minimum_alignment): New function.
10931 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10932 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10933 * emit-rtl.c (gen_reg_rtx): Likewise.
10934 * function.c (assign_parms): Likewise. If nominal_type needs
10935 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10936 rather than passed_type's alignment.
10939 * function.c (assign_parm_setup_stack): Adjust
10940 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10941 from nominal_mode on big endian.
10943 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10945 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10947 2009-07-10 DJ Delorie <dj@redhat.com>
10949 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10951 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10953 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10955 (thumb2_cbnz): Likewise.
10957 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10960 * config.gcc (supported_defaults): Add synci.
10961 (with_synci): Add validation.
10962 (all_defaults): Add synci.
10963 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10966 * config/mips/mips.opt (msynci): New option.
10967 * config/mips/mips.c (mips_override_options): Warn on use of
10968 -msynci for targets that do now support it.
10969 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10971 * gcc/doc/invoke.texi (-msynci): Document the new option.
10972 * doc/install.texi (--with-synci): Document the new option.
10974 2009-07-10 Richard Guenther <rguenther@suse.de>
10976 PR tree-optimization/40496
10977 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10978 the PHI result with a compatible type.
10980 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10984 * c.opt (Wunused-result): New.
10985 * doc/invoke.texi: Document it.
10986 * c-common.c (c_warn_unused_result): Use it.
10988 2009-07-09 DJ Delorie <dj@redhat.com>
10990 * targhooks.c (default_target_can_inline_p): Rename from
10991 default_target_option_can_inline_p.
10992 * targhooks.h (default_target_can_inline_p): Likewise.
10993 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10994 TARGET_OPTION_CAN_INLINE_P.
10995 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10996 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10997 (mep_target_can_inline_p): Rename from
10998 mep_target_option_can_inline_p.
11001 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
11002 registers used to pass vectors.
11004 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
11006 2009-07-09 Tom Tromey <tromey@redhat.com>
11008 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
11009 * config/mmix/mmix.c: Include dwarf2.h.
11010 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
11011 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
11012 * config/sh/sh.c: Include dwarf2.h.
11013 * config/i386/i386.c: Include dwarf2.h.
11014 * Makefile.in (DWARF2_H): Remove 'elf'.
11015 * except.c: Include dwarf2.h.
11016 * unwind-dw2.c: Include dwarf2.h.
11017 * dwarf2out.c: Include dwarf2.h.
11018 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
11019 * unwind-dw2-fde.c: Include dwarf2.h.
11020 * dwarf2asm.c: Include dwarf2.h.
11022 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11024 * haifa-sched.c (insn_finishes_cycle_p): New static function.
11025 (max_issue): Use it.
11026 * sched-int.h (struct sched_info: insn_finishes_block_p): New
11028 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
11029 (region_sched_info): Update.
11030 * sched-ebb.c (ebb_sched_info): Update.
11031 * modulo-sched.c (sms_sched_info): Update.
11032 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11034 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11036 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11038 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11040 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11042 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11044 PR middle-end/40692
11045 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11046 arg1 with arg01 if arg1 is already INTEGER_CST.
11048 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11050 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11051 Transform (and (truncate)) into (truncate (and)).
11053 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11055 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11056 creating LHS paradoxical subregs. Fix surrounding returns to
11057 use NULL_RTX rather than 0.
11059 2009-07-08 DJ Delorie <dj@redhat.com>
11061 * config/mep/mep.c (mep_option_can_inline_p): New.
11062 (TARGET_OPTION_CAN_INLINE_P): Define.
11064 2009-07-08 Mark Wielaard <mjw@redhat.com>
11067 * dwarf2out.c (add_data_member_location_attribute): When we have
11068 only a constant offset don't emit a new location description using
11069 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11072 2009-07-08 Richard Henderson <rth@redhat.com>
11075 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11076 (enum reg_class): Add CLOBBERED_REGS.
11077 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11078 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11079 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11080 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11081 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11082 force 64-bit sibcalls into R11.
11083 * config/i386/constraints.md (U): New constraint.
11084 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11085 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11086 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11088 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11090 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11092 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11093 * ebitmap.h (dump_ebitmap): Ditto.
11094 * optabs.h (optab_libfunc): Ditto.
11095 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11096 * tree-flow.h (vect_can_force_dr_alignment_p,
11097 get_vectype_for_scalar_type): Ditto.
11098 (vectorize_loops): Move prototype to ...
11099 * tree-vectorizer.h: ... here. Also, adjust comment.
11100 (vect_set_verbosity_level): Remove duplicate prototype.
11101 * tree-ssa-loop.c: Include tree-vectorizer.h.
11102 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11104 2009-07-08 Nick Clifton <nickc@redhat.com>
11106 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11109 2009-07-08 DJ Delorie <dj@redhat.com>
11111 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11112 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11113 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11115 * config/mep/intrinsics.md: Regenerated.
11116 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11117 registers when asm() or calls are detected.
11119 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11122 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11124 * gimple (gimple_build_call_from_tree): Likewise.
11125 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11126 no_warning flag before warning.
11128 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11130 * tree.c (set_expr_locus): Remove.
11131 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11132 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11134 * gimplify.c (internal_get_tmp_var): Likewise.
11135 (gimplify_call_expr): Likewise.
11136 (gimplify_one_sizepos): Likewise.
11138 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11141 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11142 to variables for debugging purposes.
11144 2009-06-23 Mark Loeser <mark@halcy0n.com>
11147 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11149 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11151 * pretty-print.c (pp_base_format): Remove %J.
11152 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11153 gcc_cxxdiag_char_table): Likewise.
11154 (init_dynamic_diag_info): Likewise.
11156 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11158 * pretty-print.c (pp_base_format): Remove %H.
11159 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11160 gcc_cxxdiag_char_table): Likewise.
11161 (init_dynamic_diag_info): Likewise.
11162 * config/mep/mep.c (mep_select_section): Likewise.
11164 2009-07-07 Duncan Sands <baldrick@free.fr>
11166 * final.c (pass_clean_state): Give the pass a name.
11167 * passes.c (pass_rest_of_compilation): Likewise.
11168 * tree-optimize.c (pass_all_optimizations): Likewise.
11170 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11172 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11173 an extra 'decl' for error_at.
11175 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11177 PR middle-end/40669
11178 * tree-tailcall.c (adjust_return_value_with_ops,
11179 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11180 if it has complex or vector type.
11182 2009-07-07 Olivier Hainque <hainque@adacore.com>
11184 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11187 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11189 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11191 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11193 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11194 * c-decl.c: Likewise.
11195 * function.c: Likewise.
11196 * varasm.c: Likewise.
11197 * tree-ssa.c: Likewise.
11198 * c-common.c: Likewise.
11199 * tree-cfg.c: Likewise.
11200 * config/spu/spu.c: Likewise.
11201 * config/ia64/ia64.c: Likewise.
11202 * config/v850/v850.c: Likewise.
11204 2009-07-06 DJ Delorie <dj@redhat.com>
11206 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11207 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11208 unspecified accesses to control registers.
11209 * config/mep/intrinsics.md: Regenerate.
11210 * config/mep/intrinsics.h: Regenerate.
11211 * config/mep/mep-intrin.h: Regenerate.
11213 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11215 * c-lex.c: Replace %H by an explicit location. Update all calls.
11216 * c-common.c: Likewise.
11217 * c-decl.c: Likewise.
11218 * c-typeck.c: Likewise.
11219 * fold-const.c: Likewise.
11220 * gimplify.c: Likewise.
11221 * stmt.c: Likewise.
11222 * tree-cfg.c: Likewise.
11223 * tree-ssa-loop-niter.c: Likewise.
11224 * tree-vrp.c: Likewise.
11225 * value-prof.c: Likewise.
11227 2009-07-06 Diego Novillo <dnovillo@google.com>
11229 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11230 if it has one. Handle cases where VAR does not have an
11231 annotation or cfun is NULL.
11233 2009-07-06 Diego Novillo <dnovillo@google.com>
11235 * tree.c: Include debug.h.
11236 (initialize_tree_contains_struct): New.
11237 (init_ttree): Call it.
11238 (tree_node_structure_for_code): Factor out of ...
11239 (tree_node_structure): ... here.
11240 * treestruct.def (TS_PHI_NODE): Remove.
11241 (TS_GIMPLE_STATEMENT): Remove.
11243 2009-07-06 Diego Novillo <dnovillo@google.com>
11245 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11246 (debug_tree_chain): Handle cycles.
11248 2009-07-06 Nick Clifton <nickc@redhat.com>
11249 DJ Delorie <dj@redhat.com>
11251 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11252 __FMOVD_ENABLED__ is defined.
11254 (TARGET_FMOVD): Provide a default definition.
11255 (MASK_FMOVD): Likewise.
11256 (TARGET_CPU_CPP_BUILTINS): Define
11257 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11258 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11259 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11260 (split for DF load from memory into register): Also handle
11261 MEMs which consist of REG+DISP addressing.
11262 (split for DF store from register to memory): Likewise.
11263 (movsf_ie): Always use single fp_mode.
11264 * config/sh/sh.c (sh_override_options): Do not automatically
11265 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11266 that to the -mfmovd command line switch.
11267 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11268 (fldi_ok): Always allow.
11269 * config/sh/sh.opt (mfmovd): Remove this switch.
11270 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11272 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11273 Kaz Kojima <kkojima@gcc.gnu.org>
11275 PR rtl-optimization/30807
11276 * postreload.c (reload_combine): For every new use of REG_SUM,
11277 record the use of BASE.
11279 2009-07-06 Jan Hubicka <jh@suse.cz>
11281 * params.def: Revert my accidental commit at 2009-06-30.
11283 2009-07-04 Ian Lance Taylor <iant@google.com>
11286 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11288 (mingw_format_attribute_overrides): Likewise.
11290 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11293 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11294 don't check cfa.reg. Instead of cfa.indirect use
11295 fde && fde->drap_reg != INVALID_REGNUM test.
11297 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11299 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11301 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11304 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11306 2009-07-03 Richard Guenther <rguenther@suse.de>
11308 PR tree-optimization/40640
11309 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11312 2009-07-03 Jan Hubicka <jh@suse.cz>
11314 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11315 for size, reduce amount of inlining.
11317 2009-07-03 Richard Guenther <rguenther@suse.de>
11319 PR middle-end/34163
11320 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11321 if t +- x is known to not overflow and the conversion widens the
11323 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11325 2009-07-03 Jan Hubicka <jh@suse.cz>
11327 * ipa-pure-const.c (analyze): Update loop optimizer init.
11328 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11329 try_remove_empty_loop, remove_empty_loops): Remove.
11330 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11331 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11332 to mark regular loops as neccesary.
11333 (degenerate_phi_p): New function.
11334 (propagate_necessity, remove_dead_phis): Use it.
11335 (forward_edge_to_pdom): Likewise.
11336 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11337 virtual PHI nodes that became unreachable.
11338 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11339 * tree-flow.h (remove_empty_loops): Remove.
11340 * passes.c (init_optimization_passes): Remove.
11342 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11344 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11345 can_create_pseudo_p.
11346 (*fix_trunc<mode>_i387_1): Ditto.
11347 (*floathi<mode>2_1): Ditto.
11348 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11349 (*fistdi2_1): Ditto.
11350 (*fist<mode>2_1): Ditto.
11351 (frndintxf2_floor): Ditto.
11352 (*fist<mode>2_floor_1): Ditto.
11353 (frndintxf2_ceil): Ditto.
11354 (*fist<mode>2_ceil_1): Ditto.
11355 (frndintxf2_trunc): Ditto.
11356 (frndintxf2_mask_pm): Ditto.
11357 (fxam<mode>2_i387_with_temp): Ditto.
11358 * config/i386/sse.md (mulv16qi3): Ditto.
11359 (*sse2_mulv4si3): Ditto.
11361 (sse4_2_pcmpestr): Ditto.
11362 (sse4_2_pcmpistr): Ditto.
11364 2009-07-03 Jan Hubicka <jh@suse.cz>
11366 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11367 (mark_stmt_necessary): Set it.
11368 (mark_operand_necessary): Set it.
11369 (mark_control_dependent_edges_necessary): Set it.
11370 (mark_virtual_phi_result_for_renaming): New function.
11371 (get_live_post_dom): New function.
11372 (forward_edge_to_pdom): New function.
11373 (remove_dead_stmt): Fix handling of control dependences.
11374 (tree_dce_init): Init new bitmap.
11375 (tree_dce_done): Free it.
11377 2009-07-02 Richard Guenther <rguenther@suse.de>
11380 * tree-ssa-structalias.c (new_var_info): Initialize
11383 2009-07-02 Jan Hubicka <jh@suse.cz>
11385 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11388 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11390 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11391 instead of recomputing it. Adjust calls.
11392 (emit_store_flag): Adjust recursive calls.
11394 2009-07-02 Richard Guenther <rguenther@suse.de>
11396 * tree-ssa-live.c (remove_unused_locals): Do not remove
11398 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11399 of DECL_EXTERNAL for HEAP variables.
11400 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11401 HEAP variables. Do not adjust RESTRICT vars.
11402 (find_what_var_points_to): Nobody cares if something
11403 points to READONLY.
11405 2009-07-02 Ben Elliston <bje@au.ibm.com>
11407 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11408 pc_low and pc_high declarations to the top of the function.
11410 2009-07-01 DJ Delorie <dj@redhat.com>
11412 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11413 registers as fixed.
11414 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11415 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11416 unspecified accesses to control registers.
11417 * config/mep/intrinsics.md: Regenerate.
11418 * config/mep/intrinsics.h: Regenerate.
11419 * config/mep/mep-intrin.h: Regenerate.
11421 2009-07-01 Anthony Green <green@moxielogic.com>
11423 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11424 instruction when possible.
11425 (moxie_expand_prologue): Ditto. Also, save an instruction and
11426 some complexity by popping off of $r12 instead of $sp.
11427 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11430 2009-07-01 Richard Henderson <rth@redhat.com>
11433 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11434 contained no insns, reposition note before last insn.
11436 2009-07-01 Richard Henderson <rth@redhat.com>
11439 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11440 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11442 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11445 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11446 darwin9 for printing reg addresses with %y.
11448 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11450 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11451 truncation from operands in binary operations.
11453 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11456 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11457 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11458 subreg of op0 to the original op0.
11460 * expmed.c (store_bit_field_1): Use a temporary as the destination
11461 instead of a paradoxical subreg when we need to truncate the result.
11463 2009-07-01 DJ Delorie <dj@redhat.com>
11465 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11466 names to VLIW variants.
11467 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11468 * config/mep/intrinsics.md: Regenerate.
11469 * config/mep/intrinsics.h: Regenerate.
11470 * config/mep/mep-intrin.h: Regenerate.
11472 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11475 * jump.c (returnjump_p): Revert last patch.
11476 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11478 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11481 * pa.md (casesi32p): Use jump table label to determine the offset
11483 (casesi64p): Likewise.
11485 * pa.c (forward_branch_p): Return bool type. Use instruction
11486 addresses when available. Assert that INSN has a jump label.
11487 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11490 2009-07-01 Richard Guenther <rguenther@suse.de>
11492 PR tree-optimization/19831
11493 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11494 that only act as barriers do not make any previous stores necessary.
11495 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11496 HEAP variables global, do not add a constraint from nonlocal.
11497 (find_func_aliases): Handle escapes through return statements.
11498 (compute_points_to_sets): Make escaped HEAP variables global.
11500 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11503 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11504 after reducing a DImode cstore to SImode.
11506 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11508 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11509 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11511 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11513 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11514 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11516 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11517 and umod_optab if TARGET_BSD_DIVMOD.
11518 * config/vax/lib1funcs.asm: New file.
11519 * config/vax/t-linux: New file.
11520 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11522 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11525 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11526 to type arguments that have void type.
11529 * dwarf2out.c (gen_formal_parameter_die): Call
11530 equate_decl_number_to_die if node is different from origin.
11532 2009-06-30 Anthony Green <green@moxielogic.com>
11534 Clean up moxie port for --enable-build-with-cxx.
11535 * config/moxie/moxie.c (moxie_function_value): First two
11536 parameters are const_tree, not tree.
11537 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11538 (REG_CLASS_NAMES): Ditto.
11539 (REGNO_REG_CLASS): Ditto.
11540 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11541 (moxie_function_value): Fix constyness of arguments.
11543 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11545 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11546 finalize_size_functions before further processing.
11547 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11548 (variable_size): Call self_referential_size on size expressions
11549 that contain a PLACEHOLDER_EXPR.
11550 (size_functions): New static variable.
11551 (copy_self_referential_tree_r): New static function.
11552 (self_referential_size): Likewise.
11553 (finalize_size_functions): New global function.
11554 * tree.c: Include tree-inline.h.
11555 (push_without_duplicates): New static function.
11556 (find_placeholder_in_expr): New global function.
11557 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11559 <tcc_expression>: Likewise.
11560 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11561 the call in the expression.
11562 * tree.h (finalize_size_functions): Declare.
11563 (find_placeholder_in_expr): Likewise.
11564 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11565 (substitute_placeholder_in_expr): Update comment.
11566 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11568 (copy_tree_body_r): Likewise.
11569 (copy_tree_body): New static function.
11570 (maybe_inline_call_in_expr): New global function.
11571 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11572 (maybe_inline_call_in_expr): Declare.
11573 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11574 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11577 2009-06-30 Richard Guenther <rguenther@suse.de>
11579 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11581 (propagate_necessity): Do not mark reaching defs of stores
11584 2009-06-30 Jan Hubicka <jh@suse.cz>
11586 * cfgloopanal.c (check_irred): Move into ...
11587 (mark_irreducible_loops): ... here; return true if ireducible
11589 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11590 (analyze_function): Try to prove loop finiteness.
11591 * cfgloop.h (mark_irreducible_loops): Update prototype.
11592 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11594 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11596 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11598 2009-06-30 Ira Rosen <irar@il.ibm.com>
11600 PR tree-optimization/40542
11601 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11604 2009-06-30 Martin Jambor <mjambor@suse.cz>
11606 PR tree-optimization/40582
11607 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11608 than useless_type_conversion_p.
11609 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11612 2009-06-30 Martin Jambor <mjambor@suse.cz>
11614 PR middle-end/40554
11615 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11617 2009-06-30 Richard Guenther <rguenther@suse.de>
11619 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11620 use ao_ref references.
11621 (walk_aliased_vdefs): Likewise.
11622 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11623 * tree-ssa-dce.c (struct ref_data): Remove.
11624 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11625 (mark_aliased_reaching_defs_necessary): Adjust.
11626 (mark_all_reaching_defs_necessary_1): Likewise.
11628 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11631 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11632 (emit_store_flag_1): Extract from emit_store_flag, adjust
11633 calls to (what now is) emit_cstore.
11634 (emit_store_flag): Call emit_store_flag_1 and also use it
11635 for what used to be recursive calls.
11637 2009-06-30 Wei Guozhi <carrot@google.com>
11640 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11641 if the target bb post dominates from bb.
11642 * config/i386/i386.c (memory_address_length): Check existence of base
11643 register before using it.
11645 2009-06-30 Nick Clifton <nickc@redhat.com>
11646 DJ Delorie <dj@redhat.com>
11648 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11649 __FMOVD_ENABLED__ is defined.
11651 (TARGET_FMOVD): Provide a default definition.
11652 (MASK_FMOVD): Likewise.
11653 (TARGET_CPU_CPP_BUILTINS): Define
11654 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11655 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11656 two fmov instructions depending upon whether TARGET_FMOVD is
11658 (split for DF load from memory into register): Also handle
11659 MEMs which consist of REG+DISP addressing.
11660 (split for DF store from register to memory): Likewise.
11661 * config/sh/sh.opt (mfmovd): Remove this switch.
11662 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11663 * config/sh/sh.c (sh_override_options): Do not automatically
11664 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11665 that to the -mfmovd command line switch.
11667 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11669 (fldi_ok): Always allow.
11670 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11672 2009-06-29 DJ Delorie <dj@redhat.com>
11674 * doc/install.texi (mep-x-elf): Correct chip's full name.
11676 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11678 * doc/extend.texi: Fix typo.
11680 2009-06-29 Tom Tromey <tromey@redhat.com>
11682 * dwarf2.h: Remove.
11683 * Makefile.in (DWARF2_H): New variable.
11684 (except.o): Use it.
11685 (dwarf2out.o): Likewise.
11686 (dwarf2asm.o): Likewise.
11687 * config/i386/t-i386: Use DWARF2_H.
11688 * except.c: Include elf/dwarf2.h.
11689 * unwind-dw2.c: Include elf/dwarf2.h.
11690 * dwarf2out.c: Include elf/dwarf2.h.
11691 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11692 <dtprel>: New field.
11693 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11694 (size_of_loc_descr): Likewise.
11695 (output_loc_operands_raw): Likewise.
11696 (output_loc_operands): Handle new dtprel field.
11697 (loc_checksum): Update.
11698 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11699 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11700 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11701 * dwarf2asm.c: Include elf/dwarf2.h.
11702 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11703 * config/mmix/mmix.c: Include elf/dwarf2.h.
11704 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11705 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11706 * config/sh/sh.c: Include elf/dwarf2.h.
11707 * config/i386/i386.c: Include elf/dwarf2.h.
11709 2009-06-29 DJ Delorie <dj@redhat.com>
11711 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11713 * doc/extend.texi: Add MeP attributes and pragmas.
11714 * doc/invoke.text: Add MeP Options.
11715 * doc/contrib.texi: Add MeP contribution.
11716 * doc/md.texi: Add MeP constraints.
11717 * doc/install.texi: Add MeP target.
11719 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11721 * target.h (struct gcc_target): Add frame_pointer_required field.
11722 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11723 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11724 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11726 * reload1.c (update_eliminables): (Ditto.).
11727 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11728 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11729 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11731 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11733 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11734 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11735 (arm_frame_pointer_required): New function.
11737 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11738 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11739 (avr_frame_pointer_required_p): Declare as static.
11740 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11742 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11743 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11744 (bfin_frame_pointer_required): Make as static, change return type
11746 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11748 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11749 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11750 (cris_frame_pointer_required): New function.
11752 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11754 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11755 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11756 (fr30_frame_pointer_required): New function.
11758 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11759 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11760 (frv_frame_pointer_required): Make as static, change return type
11762 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11764 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11765 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11766 (ix86_frame_pointer_required): Make as static, change return type to
11768 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11770 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11771 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11773 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11775 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11777 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11779 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11780 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11781 (mips_frame_pointer_required): Make as static.
11782 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11784 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11785 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11786 (mmix_frame_pointer_required): Mew function.
11788 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11789 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11791 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11793 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11795 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11797 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11798 (CAN_ELIMINATE): Redefine.
11799 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11800 (sparc_frame_pointer_required): New function.
11801 (sparc_can_eliminate): New function.
11802 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11804 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11805 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11807 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11808 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11809 (xtensa_frame_pointer_required): Make as static, change return type
11811 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11814 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11816 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11817 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11818 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11819 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11820 (register_callback): Handle PLUGIN_START_UNIT.
11821 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11823 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11825 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11827 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11828 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11830 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11832 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11835 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11837 * doc/extend.texi (Additional Floating Types): __float128 is also
11838 supported on i386 targets.
11840 2009-06-29 Richard Guenther <rguenther@suse.de>
11842 PR middle-end/14187
11843 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11845 (pt_solutions_same_restrict_base): Declare.
11846 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11848 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11849 (make_constraint_from, make_copy_constraint): Move earlier.
11850 (make_constraint_from_heapvar): New function.
11851 (make_constraint_from_restrict): Likewise.
11852 (handle_lhs_call): Use it.
11853 (find_func_aliases): Use it to track conversions to restrict
11854 qualified pointers.
11855 (struct fieldoff): Add only_restrict_pointers flag.
11856 (push_fields_onto_fieldstack): Initialize it.
11857 (create_variable_info_for): Track global restrict qualified pointers.
11858 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11859 Track restrict qualified pointer arguments.
11860 (set_uids_in_ptset): Use varinfo is_global_var flag.
11861 (find_what_var_points_to): Set the vars_contains_restrict flag.
11862 Always create the points-to solution for sets including restrict tags.
11863 (pt_solutions_same_restrict_base): New function.
11864 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11865 qualified pointers use pt_solutions_same_restrict_base as
11866 additional source for disambiguation.
11868 2009-06-29 Richard Guenther <rguenther@suse.de>
11870 PR middle-end/38212
11871 * alias.c (find_base_decl): Remove.
11872 (get_deref_alias_set_1): Remove restrict handling.
11873 * c-common.c (c_apply_type_quals_to_decl): Do not set
11874 DECL_POINTER_ALIAS_SET.
11875 * gimplify.c (find_single_pointer_decl_1): Remove.
11876 (find_single_pointer_decl): Likewise.
11877 (internal_get_tmp_var): Remove restrict handling.
11878 (gimple_regimplify_operands): Likewise.
11879 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11880 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11881 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11882 * tree.c (restrict_base_for_decl): Remove.
11883 (init_ttree): Do not allocate it.
11884 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11885 LABEL_DECL_UID for label decls.
11886 (copy_node_stat): Do not copy restrict information.
11887 (decl_restrict_base_lookup): Remove.
11888 (decl_restrict_base_insert): Likewise.
11889 (print_restrict_base_statistics): Likewise.
11890 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11891 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11892 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11893 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11894 (LABEL_DECL_UID): Adjust.
11895 (DECL_BASED_ON_RESTRICT_P): Remove.
11896 (DECL_GET_RESTRICT_BASE): Likewise.
11897 (SET_DECL_RESTRICT_BASE): Likewise.
11898 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11900 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11901 instead of DECL_POINTER_ALIAS_SET.
11902 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11903 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11904 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11906 2009-06-29 Richard Guenther <rguenther@suse.de>
11908 PR tree-optimization/40579
11909 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11910 the IL to simplify has constants that overflowed.
11912 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11914 PR tree-optimization/40550
11915 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11916 vector_compute_type only when the size of vector_compute_type is
11917 less than the size of type.
11919 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11921 * fold-const.c (contains_label_1): Fix comments.
11922 (contains_label_p): Do not walk trees multiple time.
11924 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11926 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11927 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11928 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11929 ix86_fp_comparison_operator.
11930 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11931 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11932 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11933 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11934 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11935 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11936 (related splits): Change predicate to ix86_fp_comparison_operator.
11937 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11938 instead of ix86_fp_comparison_codes.
11939 (ix86_trivial_fp_comparison_operator,
11940 ix86_fp_comparison_operator): New.
11941 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11942 (ix86_expand_compare): Eliminate last two parameters.
11943 (ix86_fp_jump_nontrivial_p): Kill.
11944 * config/i386/i386.c (put_condition_code): Eliminate call to
11945 ix86_fp_comparison_codes and subsequent assertion.
11946 (ix86_fp_comparison_codes): Eliminate.
11947 (ix86_fp_swap_condition): New.
11948 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11949 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11950 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11951 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11952 and ix86_fp_swap_condition.
11953 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11954 Use ix86_fp_comparison_strategy.
11955 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11956 (ix86_fp_jump_nontrivial_p): Eliminate.
11957 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11958 call to ix86_expand_compare.
11959 (ix86_split_fp_branch, ix86_expand_setcc,
11960 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11961 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11963 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11965 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11966 related to jump_clobbers.
11967 * config/arm/arm.md (conds): Remove jump_clob case.
11968 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11969 splits): Change comparison_operator to arm_comparison_operator.
11970 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11973 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11975 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11976 condition for floating point modes.
11977 * expmed.c (emit_store_flag_1): Move here a bigger part
11978 of emit_store_flag.
11979 (emit_store_flag): Try swapping the condition for floating point
11981 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11983 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11985 * expr.c (expand_expr_real_1): Just use do_store_flag.
11986 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11987 emit_store_flag_force.
11988 * expmed.c (emit_store_flag_force): Copy here trick
11989 previously in expand_expr_real_1. Try reversing the comparison.
11990 (emit_store_flag_1): Work if target is NULL.
11991 (emit_store_flag): Work if target is NULL, using the result mode
11992 from the comparison. Use split_comparison, restructure final part
11993 to simplify conditionals.
11995 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11997 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11998 * dojump.c (do_jump): Change handling of floating-point
11999 ops to use just do_compare_and_jump.
12000 (split_comparison): New.
12001 (do_compare_rtx_and_jump): Add here logic coming previously
12002 in do_jump, using split_comparison.
12004 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
12007 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
12009 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12011 * tree-ssa-alias.c: Fix unintentional commit.
12013 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12015 * passes.c (execute_one_pass): Fix unintentional commit.
12017 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12019 * df-problems.c (df_set_seen, df_unset_seen): Delete.
12020 (df_rd_local_compute, df_md_local_compute): Inline them.
12022 (df_md_scratch): New.
12023 (df_md_alloc, df_md_free): Allocate/free it.
12024 (df_md_local_compute): Only include live registers in init.
12025 (df_md_transfer_function): Prune the in-set computed by
12026 the confluence function, and the gen-set too.
12028 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12030 PR rtl-optimization/26854
12031 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
12032 * df-problems.c (df_rd_add_problem): Fix comment.
12033 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12034 df_md_simulate_artificial_defs_at_top,
12035 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12036 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12037 df_md_transfer_function, df_md_init, df_md_confluence_0,
12038 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12039 problem_MD, df_md_add_problem): New.
12040 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12041 df_md_get_bb_info): New.
12042 (DF_LAST_PROBLEM_PLUS1): Adjust.
12044 * Makefile.in (fwprop.o): Include domwalk.h.
12045 * fwprop.c: Include domwalk.h.
12046 (reg_defs, reg_defs_stack): New.
12047 (bitmap_only_bit_between): Remove.
12048 (process_defs): New.
12049 (process_uses): Use reg_defs and local_md instead of
12050 bitmap_only_bit_between and local_rd.
12051 (single_def_use_enter_block): New, from build_single_def_use_links.
12052 (single_def_use_leave_block): New.
12053 (build_single_def_use_links): Remove code moved to
12054 single_def_use_enter_block, invoke domwalk.
12055 (use_killed_between): Adjust comment.
12057 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12059 * bitmap.h (bitmap_ior_and_into): New.
12060 * bitmap.c (bitmap_ior_and_into): New.
12062 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12064 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12065 before_dom_children_before_stmts and after_dom_children_after_stmts.
12066 Rename the two remaining callbacks to just before_dom_children and
12067 after_dom_children. Remove other GIMPLE statement walking bits.
12068 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12069 * graphite.c: Do not include domwalk.h.
12070 * tree-into-ssa.c (interesting_blocks): New global.
12071 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12072 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12073 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12074 now that they're not domwalk callbacks.
12075 (rewrite_initialize_block): Rename to...
12076 (rewrite_enter_block): ... this, place after called functions. Test
12077 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12078 (rewrite_finalize_block): Rename to...
12079 (rewrite_leave_block): ... this, place after called functions.
12080 (rewrite_update_init_block): Rename to...
12081 (rewrite_update_enter_block): ... this, place after called functions.
12082 Test interesting_blocks, call rewrite_update_stmt and
12083 rewrite_update_phi_arguments.
12084 (rewrite_update_fini_block): Rename to...
12085 (rewrite_leave_block): ... this, place after called functions.
12086 (rewrite_blocks): Remove last argument, simplify initialization of
12088 (mark_def_sites_initialize_block): Rename to...
12089 (mark_def_sites_block): ... this, call mark_def_sites.
12090 (mark_def_sites_blocks): Remove argument, simplify initialization of
12092 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12093 (update_ssa): Likewise.
12094 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12096 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12097 (dom_opt_initialize_block): Rename to...
12098 (dom_opt_enter_block): ... this, place after called functions. Walk
12099 statements here, inline propagate_to_outgoing_edges.
12100 (dom_opt_finalize_block): Rename to...
12101 (dom_opt_leave_block): ... this, place after called functions.
12102 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12104 (dse_enter_block, dse_record_phi): New.
12105 (dse_record_phis): Delete.
12106 (dse_finalize_block): Rename to...
12107 (dse_leave_block): ... this.
12108 (tree_ssa_dse): Simplify initialization of walk_data.
12109 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12110 Adjust initialization of walk_data.
12111 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12112 * tree-ssa-loop-phiopt.c (get_non_trapping):
12113 Adjust initialization of walk_data.
12114 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12115 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12116 it's not a domwalk callback.
12117 (uncprop_initialize_block): Rename to...
12118 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12119 (dse_finalize_block): Rename to...
12120 (dse_leave_block): ... this.
12121 (tree_ssa_uncprop): Simplify initialization of walk_data.
12122 * Makefile.in: Adjust dependencies.
12124 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12126 * arm.md (casesi): Fix test for Thumb1.
12127 (thumb1_casesi_internal_pic): Likewise.
12128 (thumb1_casesi_dispatch): Likewise.
12130 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12132 * config/arm/arm-cores.def: Added core cortex-m0.
12133 * config/arm/arm-tune.md: Regenerated.
12134 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12136 2009-06-26 DJ Delorie <dj@redhat.com>
12138 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12140 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12141 the scheduler doesn't tag jump insns.
12143 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12145 * c-decl.c (merge_decls): Re-indent.
12147 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12150 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12151 Special-case decimal float constants.
12153 2009-06-26 Richard Henderson <rth@redhat.com>
12155 * function.h (struct function): Add cannot_be_copied_reason,
12156 and cannot_be_copied_set.
12157 * tree-inline.c (has_label_address_in_static_1): Rename from
12158 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12159 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12160 don't set inline_forbidden_reason.
12161 (copy_forbidden): New function, split out of inline_forbidden_p.
12162 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12163 (inline_forbidden_p): Use copy_forbidden.
12164 (tree_versionable_function_p): Likewise.
12165 (inlinable_function_p): Merge into tree_inlinable_function_p.
12166 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12167 * ipa-cp.c (ipcp_versionable_function_p): New function.
12168 (ipcp_cloning_candidate_p): Use it.
12169 (ipcp_node_modifiable_p): Likewise.
12171 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12173 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12174 that is marked not to be inlined. Remove flag_mudflap use.
12175 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12176 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12178 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12181 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12182 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12184 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12186 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12188 (__mingwthr_remove_key_dtor): Likewise.
12190 2009-06-26 Richard Guenther <rguenther@suse.de>
12192 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12194 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12196 PR middle-end/40525
12197 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12198 try the non-cond_exec path also.
12200 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12203 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12204 (output_cbranch): Use new functions.
12205 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12208 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12209 Pat Haugen <pthaugen@us.ibm.com>
12210 Revital Eres <ERES@il.ibm.com>
12212 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12213 for %c error. Add %x support to print VSX registers as a unified
12214 register set, instead of separate float and altivec registers.
12215 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12216 %y case, and add support for VSX pre-modify addresses.
12217 (output_toc): Add assert for CONST containing an integer constant
12219 (rs6000_adjust_cost): Add POWER7 support.
12220 (insn_must_be_first_in_group): Ditto.
12221 (insn_must_be_last_in_group): Ditto.
12222 (rs6000_emit_popcount): Ditto.
12223 (rs6000_vector_mode_supported_p): Ditto.
12225 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12226 Change some of the functions called by macros to being called
12227 through a pointer, so debug functions can be inserted if
12228 -mdebug=addr or -mdebug=cost.
12229 (rs6000_preferred_reload_class_ptr): Ditto.
12230 (rs6000_secondary_reload_class_ptr): Ditto.
12231 (rs6000_secondary_memory_needed_ptr): Ditto.
12232 (rs6000_cannot_change_mode_class_ptr): Ditto.
12233 (rs6000_secondary_reload_inner): Ditto.
12234 (rs6000_legitimize_reload_address): Ditto.
12235 (rs6000_legitimize_reload_address_ptr): Ditto.
12236 (rs6000_mode_dependent_address): Ditto.
12237 (rs6000_mode_dependent_address_ptr): Ditto.
12239 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12240 function to return true if the mode allows reg + integer
12242 (virtual_stack_registers_memory_p): New function to return true if
12243 the address refers to a virtual stack register.
12244 (rs6000_legitimate_offset_address_p): Move code to say whether a
12245 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12247 (rs6000_legitimate_address_p): Add checks for modes that only can
12248 do reg+reg addressing. Start adding VSX support.
12249 (rs6000_legitimize_reload_address): Ditto.
12250 (rs6000_legitimize_address): Ditto.
12251 (rs6000_debug_legitimate_address_p): New debug functions for
12252 -mdebug=addr and -mdebug=cost.
12253 (rs6000_debug_rtx_costs): Ditto.
12254 (rs6000_debug_address_costs): Ditto.
12255 (rs6000_debug_adjust_cost): Ditto.
12256 (rs6000_debug_legitimize_address): Ditto.
12257 (rs6000_legitimize_reload_address_ptr): Point to call normal
12258 function or debug function. Make functions called via pointer
12260 (rs6000_mode_dependent_address_ptr): Ditto.
12261 (rs6000_secondary_reload_class_ptr): Ditto.
12262 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12263 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12264 into a friendlier error.
12265 (rs6000_init_builtins): Add initial VSX support.
12266 (rs6000_adjust_cost): Fix some spacing issues.
12268 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12269 (REG_CLASS_NAMES): Ditto.
12270 (REG_CLASS_CONTENTS): Ditto.
12271 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12272 pointer, to add -mdebug=addr support.
12273 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12274 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12275 -mdebug=addr support.
12276 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12277 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12278 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12280 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12282 (bswapsi*): Set attribute types for load/store. Add combiner
12283 patterns to eliminate zero extend on 64-bit.
12284 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12285 stdbrx if the hardware supports those instructions.
12287 2009-06-25 Ian Lance Taylor <iant@google.com>
12289 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12290 (Link Options): Document -static-libstdc++.
12292 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12295 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12296 DATA_ALIGNMENT instead.
12298 2009-06-25 Richard Guenther <rguenther@suse.de>
12300 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12301 indirect references against the callused/escaped solutions.
12302 (call_may_clobber_ref_p_1): Likewise.
12304 2009-06-25 Martin Jambor <mjambor@suse.cz>
12306 PR tree-optimization/40493
12307 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12308 (enum unscalarized_data_handling): New type.
12309 (handle_unscalarized_data_in_subtree): Return what has been done.
12310 (load_assign_lhs_subreplacements): Handle left flushes differently.
12311 (sra_modify_assign): Use unscalarized_data_handling, simplified
12312 condition determining whether to remove the statement.
12314 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12316 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12317 excerpt - @ should be doubled for texinfo.
12319 2009-06-24 Ian Lance Taylor <iant@google.com>
12321 * config/arc/arc.c: Include "df.h".
12322 (arc_attribute_table): Make static. Move higher in file.
12323 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12324 (output_shift): Initialize n later to avoid warning.
12325 * config/arm/arm.c (arm_attribute_table): Make static. Move
12327 * config/avr/avr.c (avr_attribute_table): Make static. Move
12329 (reg_class_tab): Change array type from int to enum reg_class.
12330 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12332 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12333 (lshrhi3_out): Likewise.
12334 (class_likely_spilled_p): Change return type to bool.
12335 (avr_rtx_costs): Use local code variable with enum type.
12336 * config/avr/avr.md (movmemhi): Use add_reg_note.
12337 (andhi3, andsi3): Don't use AS2 with "and".
12338 (iorhi3, iorsi3): Don't use AS2 with "or".
12339 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12340 * config/crx/crx.c: Include "df.h".
12341 (crx_attribute_table): Make static.
12342 * config/m32r/m32r.c: Include "df.h".
12343 (m32r_attribute_table): Make static. Move higher in file.
12344 (pop): Use add_reg_note.
12345 (block_move_call): Change 0 to LCT_NORMAL in function call.
12346 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12347 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12348 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12349 declare, not just when TREE_CODE is defined.
12350 * config/m68hc11/m68hc11.c: Include "expr.h".
12351 (m68hc11_attribute_table): Make static. Move higher in file.
12352 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12354 (m68hc11_register_indirect_p): Likewise.
12355 (m68hc11_function_arg_padding): Change return type to enum
12357 (emit_move_after_reload): Use add_reg_note.
12358 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12359 (m68hc11_split_logical): Likewise.
12360 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12362 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12363 to VOIDmode in function call.
12364 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12366 (m68hc11_split_logical): Update declaration.
12367 (m68hc11_function_arg_padding): Update declaration.
12368 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12369 to array of enum reg_class.
12370 (mcore_attribute_table): Make static. Move higher in file.
12371 (mcore_rtx_costs): Add cast to enum type.
12372 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12373 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12374 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12376 * config/sh/predicates.md (trapping_target_operand): Rename and to
12378 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12380 * config/spu/spu.c (spu_attribute_table): Make static. Move
12382 * config/v850/v850.c (v850_attribute_table): Make static. Move
12384 (v850_rtx_costs): Use local code with enum type.
12385 (expand_epilogue): Add cast.
12386 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12388 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12391 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12392 -m2a-single-only and -m2a-nofpu.
12393 * config/sh/sh.opt: Document m2a generates FPU code.
12395 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12397 * defaults.h (CAN_ELIMINATE): Provide default.
12398 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12399 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12400 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12401 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12402 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12403 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12404 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12405 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12406 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12407 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12409 2009-06-24 DJ Delorie <dj@redhat.com>
12411 * mep-ext-cop.cpu: Fix copyright notice.
12412 * mep-default: Fix copyright notice.
12413 * mep-core: Fix copyright notice.
12414 * mep: Fix copyright notice.
12415 * mep-ivc2: Fix copyright notice.
12416 * mep-c5: Fix copyright notice.
12418 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12420 * doc/contrib.texi (Contributors):
12422 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12424 PR middle-end/40501
12425 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12426 src and dst operands if necessary.
12428 2009-06-23 DJ Delorie <dj@redhat.com>
12431 * config.gcc: Add mep support.
12432 * recog.c: Resurrect validate_replace_rtx_subexp().
12433 * recog.h: Likewise.
12434 * config/mep/: Add new port:
12435 * config/mep/constraints.md: New file.
12436 * config/mep/default.h: New file.
12437 * config/mep/intrinsics.h: New file.
12438 * config/mep/intrinsics.md: New file.
12439 * config/mep/ivc2-template.h: New file.
12440 * config/mep/mep-c5.cpu: New file.
12441 * config/mep/mep-core.cpu: New file.
12442 * config/mep/mep-default.cpu: New file.
12443 * config/mep/mep-ext-cop.cpu: New file.
12444 * config/mep/mep-intrin.h: New file.
12445 * config/mep/mep-ivc2.cpu: New file.
12446 * config/mep/mep-lib1.asm: New file.
12447 * config/mep/mep-lib2.c: New file.
12448 * config/mep/mep-pragma.c: New file.
12449 * config/mep/mep-protos.h: New file.
12450 * config/mep/mep-tramp.c: New file.
12451 * config/mep/mep.c: New file.
12452 * config/mep/mep.cpu: New file.
12453 * config/mep/mep.h: New file.
12454 * config/mep/mep.md: New file.
12455 * config/mep/mep.opt: New file.
12456 * config/mep/predicates.md: New file.
12457 * config/mep/t-mep: New file.
12459 2009-06-23 Ian Lance Taylor <iant@google.com>
12461 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12462 from loose_warn into c_loose_warn and from strict_warn into
12463 c_strict_warn. Set and substitute warn_cxxflags. Check for
12464 --enable-build-with-cxx. Set and substitute
12465 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12466 * Makefile.in (CXXFLAGS): New variable.
12467 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12468 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12469 the default is the same as $(STRICT_WARN).
12470 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12471 (CXX): New variable.
12472 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12473 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12474 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12475 (HOST_LIBS): New variable.
12476 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12477 (ALL_CXXFLAGS): New variable.
12478 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12479 * doc/install.texi (Configuration): Document
12480 --enable-build-with-cxx, --with-stage1-ldflags,
12481 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12482 * configure: Rebuild.
12484 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12486 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12487 from previous commit.
12489 2009-06-23 Ian Lance Taylor <iant@google.com>
12491 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12493 2009-06-23 Ian Lance Taylor <iant@google.com>
12495 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12496 with ATTRIBUTE_UNUSED.
12498 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12499 Pat Haugen <pthaugen@us.ibm.com>
12500 Revital Eres <eres@il.ibm.com>
12502 * config.in (HAVE_AS_POPCNTD): Add default definition.
12503 (HAVE_AS_LWSYNC): Ditto.
12505 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12507 (gcc_cv_as_powerpc_cmpb): Ditto.
12508 (gcc_cv_as_powerpc_dfp): Ditto.
12509 (gcc_cv_as_powerpc_vsx): Ditto.
12510 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12511 supporting the popcntd/lwsync instructions.
12512 (gcc_cv_as_powerpc_lwsync): Ditto.
12513 * configure: Regenerate.
12515 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12516 -mcpu=native and -mcpu=power7.
12517 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12519 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12520 a variable instead of a mask to reduce the number of mask bits.
12521 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12522 (-mbit-word): Ditto.
12523 (-mregnames): Ditto.
12524 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12525 (-mfused-madd): Ditto.
12527 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12529 (-mvsx): New switch for VSX instructions.
12530 (-misel): Move from a variable to a mask to allow it to be set by
12533 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12534 function declaration to an array declaration.
12535 (rs6000_hard_regno_nregs): New external array declaration.
12537 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12538 files included by rs6000.md.
12540 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12541 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12543 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12545 (rs6000_debug_reg): New -mdebug= variables.
12546 (rs6000_debug_addr): Ditto.
12547 (rs6000_debug_cost): Ditto.
12548 (rs6000_pmode): New variable to hold Pmode.
12549 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12550 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12551 calculated at compiler start.
12552 (rs6000_hard_regno_nregs): Change function to an array which holds
12553 HARD_REGNO_NREGS calculated at compiler start.
12554 (rs6000_explicit_options): Delete isel field.
12555 (rs6000_vector_unit): New array to hold which vector unit
12556 supports arithmetic options for a given type.
12557 (rs6000_vector_mem): New array to hold which vector unit supports
12558 memory reference operations for a given type.
12559 (rs6000_vector_align): New array to given the alignment of each
12561 (power7_cost): New basic costs for power7.
12562 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12563 (rs6000_hard_regno_nregs_internal): New function, moved from
12564 HARD_REGNO_NREGS, to calculate the number of registers each hard
12565 register takes for each type.
12566 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12567 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12568 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12569 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12570 unit information here so it is calculated once at compiler startup
12572 (rs6000_override_options): Make -misel a target mask. Add more
12573 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12574 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12576 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12577 (rs6000_handle_option): Move -misel from variable to target mask.
12578 (rs6000_builtin_mask_for_load): Add VSX support.
12579 (rs6000_conditional_register_usage): Ditto.
12580 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12581 (function_arg_boundary): Ditto.
12582 (rs6000_expand_builtin): Ditto.
12583 (def_builtin): Make abort message a little friendlier.
12584 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12586 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12587 assembler support the popcntd instruction instead of a vsx
12588 instruction to enable power7 support.
12589 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12590 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12591 option to the assembler if -mcpu=native.
12592 (ASM_CPU_NATIVE_SPEC): Ditto.
12593 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12595 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12596 the lwsync instruction.
12597 (enum processor_type): Add PROCESSOR_POWER7.
12598 (rs6000_debug_reg): New -mdebug= options.
12599 (rs6000_debug_addr): Ditto.
12600 (rs6000_debug_cost): Ditto.
12601 (rs6000_isel): Delete.
12602 (enum rs6000_vector): New enum to say what vector unit we have.
12603 (VECTOR_UNIT_*): New macros to say which vector unit has
12604 arithmetic operations for a given type.
12605 (VECTOR_MEM_*): New macros to say which vector unit has memory
12606 operations for a given type.
12607 (TARGET_LDBRX): Whether the machine supports the ldbrx
12609 (TARGET_ISEL): Delete, -misel moved to be a mask.
12610 (TARGET_ISEL64): New macro for 64-bit isel support.
12611 (UNITS_PER_VSX_WORD): New macro.
12612 (POINTER_SIZE): Move to be an external variable, rather than
12613 calculating whether we are generating 32 ot 64-bit code.
12615 (STACK_BOUNDARY): Add VSX support.
12616 (LOCAL_ALIGNMENT): Ditto.
12617 (SLOW_UNALIGNED_ACCESS): Ditto.
12618 (VSX_REGNO_P): New macro for VSX support.
12619 (VFLOAT_REGNO_P): Ditto.
12620 (VINT_REGNO_P): Ditto.
12621 (VLOGICAL_REGNO_P): Ditto.
12622 (VSX_VECTOR_MODE): Ditto.
12623 (VSX_SCALAR_MODE): Ditto.
12625 (VSX_MOVE_MODE): Ditto.
12626 (VSX_REG_CLASS_P): Ditto.
12627 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12629 (UNITS_PER_SIMD_WORD): Add VSX support.
12630 (MODES_TIEABLE_P): Ditto.
12631 (STARTING_FRAME_OFFSET): Ditto.
12632 (STACK_DYNAMIC_OFFSET): Ditto.
12633 (EPILOGUE_USES): Ditto.
12634 (REGNO_REG_CLASS): Move to array lookup.
12635 (CLASS_MAX_NREGS): Ditto.
12636 (rs6000_vector_reg_class): Add declaration.
12637 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12638 overlap with the floating point and Altivec registers.
12640 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12642 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12643 give the appropriate asm switches if -mcpu=native.
12644 (host_detect_local_cpu): Add support for "asm".
12645 (host_detect_local_cpu): Follow GNU code guidelines for name.
12647 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12648 -mbit-word to a variable instead of being a target mask.
12650 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12651 emit the lwsync instruction instead of emitting the instruction as
12652 an integer constant.
12654 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12655 fixuns_trundfsi2, move expander into rs6000.md.
12657 * config/rs6000/rs6000.md (cpu): Add power7.
12658 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12659 (logical predicate patterns): Change the single instruction
12660 primitives that set CR0 to be fast_compare instead of compare.
12662 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12663 (popcntddi2): Ditto.
12664 (popcount<mode>): Ditto.
12665 (floating multiply/add insns): Name the floating point
12666 multiply/add insns.
12667 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12668 (isel_unsigned_<mode>): Ditto.
12669 (fixuns_trundfsi2): Move expander here from spe.md.
12670 (smindi3): Define if we have -misel on 64-bit systems.
12675 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12677 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12679 * config/avr/avr.c (avr_current_device): New variable.
12680 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12681 (avr_arch, mcu_type_s): Move to avr.h.
12682 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12683 default_data_section_start fields.
12684 (avr_arch): Moved from avr.c.
12685 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12686 library_name fields.
12687 (avr_current_device, avr_mcu_types, avr_arch_types,
12688 avr_device_to_arch, avr_device_to_data_start,
12689 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12690 (EXTRA_SPEC_FUNCTIONS): Define.
12691 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12692 options mapping. Use device_to_arch and device_to_data_start insted.
12693 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12694 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12695 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12696 * config/avr/driver-avr.c: New file.
12697 * config/avr/avr-devices.c: New file.
12699 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12701 * var-tracking.c (unshare_variable): Force initialized to
12702 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12703 (set_variable_part): Likewise.
12704 (struct variable_union_info): Remove pos_src field.
12705 (vui_vec, vui_allocated): New variables.
12706 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12707 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12708 == 1 use a simpler sorting algorithm. Compute pos field right
12709 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12710 Avoid quadratic comparison if !flag_var_tracking_uninit.
12711 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12712 unshare_variable unconditionally.
12713 (dataflow_set_different_2): Removed.
12714 (dataflow_set_different): Don't traverse second hash table.
12715 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12716 unconditionally to var_reg_set or var_mem_set.
12717 (emit_notes_in_bb): Likewise.
12718 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12720 (emit_note_insn_var_location): Don't set initialized to
12721 VAR_INIT_STATUS_INITIALIZED early.
12722 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12724 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12726 * tree-object-size.c (addr_object_size): Instead of checking
12727 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12728 are no FIELD_DECLs following it.
12730 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12732 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12733 order to match bswaps with signed source operands.
12735 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12737 * sdbout.c (sdbout_one_type): Fix braces in switch.
12739 2009-06-23 Richard Guenther <rguenther@suse.de>
12741 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12743 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12744 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12745 var_callused, callused_tree, var_storedanything, storedanything_tree,
12746 var_integer, integer_tree): Remove global variables.
12747 (new_var_info): Do not pass new id, append the new var to the
12748 global variable vector.
12749 (do_ds_constraint): Use is_global_var member of the variable-info.
12750 (new_scalar_tmp_constraint_exp): Adjust.
12751 (create_function_info_for): Likewise.
12752 (create_variable_info_for): Likewise.
12753 (find_what_var_points_to): Remove dead code.
12754 (init_base_vars): Simplify.
12755 (compute_points_to_sets): Adjust.
12757 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12759 * combine.c (try_combine): Dump information about the insns we're
12762 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12764 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12765 check when calling force_to_mode on TRUNCATE's operand.
12767 2009-06-22 Ian Lance Taylor <iant@google.com>
12769 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12771 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12773 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12775 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12777 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12778 override library linkage flags such as -static-libgcc or
12781 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12783 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12785 2009-06-22 Ian Lance Taylor <iant@google.com>
12787 * config/linux.opt: Put mglibc ahead of muclibc.
12789 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12790 for duplicate decls.
12792 2009-06-22 Matthias Klose <doko@ubuntu.com>
12794 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12796 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12799 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12800 instead of NULL if a parser error occurs.
12802 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12804 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12805 non-DWARF2_DEBUGGING_INFO version.
12807 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12809 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12810 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12812 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12813 (LIBGCC2_TF_CEXT): Define.
12816 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12819 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12821 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12823 * config/arm/arm.c (arm_override_options): Disable
12824 -mcaller-super-interworking and -mcallee-super-interworking.
12825 * doc/invoke.texi (ARM Options): Document this.
12827 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12829 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12830 * config/arm/constraints.md (j): New constraint for movw operands.
12831 (N): Remove thumb2 meaning.
12832 * config/arm/arm.md (*arm_movw): Delete.
12833 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12834 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12835 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12837 2009-06-22 Martin Jambor <mjambor@suse.cz>
12839 PR tree-optimization/40492
12840 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12841 build_ref_for_offset.
12843 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12845 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12846 JUMP_TABLE_DATA_P predicates where applicable.
12847 * auto-inc-dec.c: Ditto.
12848 * builtins.c: Ditto.
12849 * caller-save.c: Ditto.
12851 * cfgcleanup.c: Ditto.
12852 * cfglayout.c: Ditto.
12854 * combine.c: Ditto.
12855 * combine-stack-adj.c: Ditto.
12859 * df-scan.c: Ditto.
12861 * dwarf2asm.c: Ditto.
12862 * dwarf2out.c: Ditto.
12863 * emit-rtl.c: Ditto.
12869 * function.c: Ditto.
12872 * genpreds.c: Ditto.
12873 * genrecog.c: Ditto.
12875 * ira-costs.c: Ditto.
12876 * ira-lives.c: Ditto.
12878 * loop-iv.c: Ditto.
12879 * lower-subreg.c: Ditto.
12880 * modulo-sched.c: Ditto.
12882 * postreload.c: Ditto.
12883 * print-rtl.c: Ditto.
12885 * reginfo.c: Ditto.
12886 * regmove.c: Ditto.
12887 * reload1.c: Ditto.
12890 * rtlanal.c: Ditto.
12892 * sched-vis.c: Ditto.
12894 * sel-sched-ir.c: Ditto.
12895 * simplify-rtx.c: Ditto.
12896 * targhooks.c: Ditto.
12897 * var-tracking.c: Ditto.
12898 * vmsdbgout.c: Ditto.
12900 2009-06-22 Matthias Klose <doko@ubuntu.com>
12902 * Makefile.in (install-plugin): Always use DESTDIR.
12904 2009-06-22 Olivier Hainque <hainque@adacore.com>
12906 * config/pa/pa.c (output_call): Don't optimize post call jumps
12907 into return address adjustments if the call may throw.
12909 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12911 * arm.c (thumb1_output_casesi): New function.
12912 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12913 optimizing for size or PIC.
12914 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12915 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12916 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12917 (thumb1_casesi_internal_pic): New expand rule.
12918 (thumb1_casesi_dispatch): New pattern.
12919 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12921 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12922 in the text seciton when PIC or optimizing for size.
12923 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12924 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12925 preservation properties of code.
12926 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12927 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12928 (__gnu_thumb1_case_si): New function.
12929 * t-arm (LIB1ASMSRC): Define here.
12930 (LIB1ASMFUNCS): Add some common functions.
12931 * t-arm-elf (LIB1ASMSRC): Delete.
12932 (LIB1ASMFUNCS): Append to existing set.
12933 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12934 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12935 * t-symbian (LIB1ASMFUNCS): Likewise.
12936 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12937 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12939 2009-06-21 Richard Guenther <rguenther@suse.de>
12941 PR tree-optimization/38729
12942 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12943 to loops with a single exit if -fno-expensive-optimizations.
12945 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12947 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12948 (dataflow_set): Change vars type from htab_t to shared_hash.
12949 (shared_hash_pool, empty_shared_hash): New variables.
12950 (vars_clear): Removed.
12951 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12952 shared_hash_find_slot_unshare, shared_hash_find_slot,
12953 shared_hash_find_slot_noinsert, shared_hash_find): New
12955 (shared_hash_unshare, shared_hash_destroy): New functions.
12956 (unshare_variable): Unshare set->vars if shared, use
12958 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12959 (get_init_value, find_src_set_src, dump_dataflow_set,
12960 clobber_variable_part, emit_notes_for_differences): Use
12962 (dataflow_set_init): Remove second argument, set vars to
12963 empty_shared_hash instead of creating a new htab.
12964 (dataflow_set_clear): Call shared_hash_destroy and set vars
12965 to empty_shared_hash instead of calling vars_clear.
12966 (dataflow_set_copy): Don't call vars_copy, instead just share
12967 the src htab with dst.
12968 (variable_union): Use shared_hash_*, use initially NO_INSERT
12969 lookup if set->vars is shared. Don't keep slot cleared before
12970 calling unshare_variable. Unshare set->vars if needed.
12971 Even ->refcount == 1 vars must be unshared if set->vars is shared
12972 and var needs to be modified.
12973 (variable_canonicalize): New function.
12974 (dataflow_set_union): If dst->vars is empty, just share src->vars
12975 with dst->vars and traverse with variable_canonicalize to canonicalize
12976 and unshare what is needed.
12977 (dataflow_set_different): If old_set and new_set use the same shared
12978 htab, they aren't different. If number of htab elements is different,
12979 htabs are different. Use shared_hash_*.
12980 (dataflow_set_destroy): Call shared_hash_destroy instead of
12982 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12983 second argument to dataflow_set_init.
12984 (vt_initialize): Likewise. Initialize shared_hash_pool and
12985 empty_shared_hash, move bb in/out initialization afterwards.
12986 Use variable_htab_free instead of NULL as changed_variables del hook.
12987 (variable_was_changed): Change type of second argument to pointer to
12988 dataflow_set. When inserting var into changed_variables, bump
12989 refcount. Unshare set->vars if set is shared htab and slot needs to
12991 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12992 lookup if set->vars is shared. Unshare set->vars if needed.
12993 Even ->refcount == 1 vars must be unshared if set->vars is shared
12994 and var needs to be modified. Adjust variable_was_changed caller.
12995 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12996 vars must be unshared if set->vars is shared and var needs to be
12997 modified. Adjust variable_was_changed caller.
12998 (emit_note_insn_var_location): Don't pool_free var.
12999 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
13001 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
13002 free_alloc_pool on shared_hash_pool.
13004 2009-06-20 Anthony Green <green@moxielogic.com>
13006 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
13007 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
13009 2009-06-20 Richard Guenther <rguenther@suse.de>
13011 * tree-ssa-structalias.c (find_func_aliases): For memset use
13012 a constraint from NULL if we memset to zero.
13013 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
13014 we explicitly handle that do not read from memory.
13015 (call_may_clobber_ref_p_1): Properly handle builtins that may
13018 2009-06-20 Richard Guenther <rguenther@suse.de>
13020 PR tree-optimization/40495
13021 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
13022 (new_scalar_tmp_constraint_exp): New function.
13023 (process_constraint): Do not create temporary decls.
13024 (process_all_all_constraints): Likewise.
13025 (handle_const_call): Likewise.
13026 (create_function_info_for): Do not set decl.
13028 2009-06-19 Ian Lance Taylor <iant@google.com>
13030 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
13031 (rs6000_attribute_table): Make static; move before use.
13033 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13035 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13036 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13037 Propagate the TREE_READONLY flag without overwriting it.
13038 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13039 Propagate the TREE_READONLY flag onto the result.
13040 (process_call_operands): Move around. Use correct constant value.
13042 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13045 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13046 * config/arm/arm.md: Likewise.
13048 2009-06-19 Ian Lance Taylor <iant@google.com>
13050 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13051 to GIMPLE_ERROR_MARK.
13053 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13054 op2_original_type parameters. Warn about using different enum types.
13055 * c-parser.c (c_parser_conditional_expression): Pass original
13056 types to build_conditional_expr.
13057 * c-tree.h (build_conditional_expr): Update declaration.
13059 2009-06-19 Ian Lance Taylor <iant@google.com>
13061 * config/i386/i386.c (ix86_function_specific_save): Test that
13062 fields match values, rather than testing the values are in a
13065 2009-06-19 Richard Guenther <rguenther@suse.de>
13067 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13068 ADDR_EXPR pointers.
13069 (ptr_derefs_may_alias_p): Likewise.
13070 (ptr_deref_may_alias_ref_p_1): New function.
13071 (ptr_deref_may_alias_ref_p): Likewise.
13072 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13073 covered by looking at the ESCAPED solution.
13074 (call_may_clobber_ref_p_1): Likewise.
13075 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13076 Handle NULL_TREE offset. Do not produce redundant constraints.
13077 (process_all_all_constraints): New helper function.
13078 (do_structure_copy): Use it.
13079 (handle_lhs_call): Likewise.
13080 (find_func_aliases): Handle some builtins with pointer arguments
13081 and/or return values explicitly.
13083 2009-06-19 Ian Lance Taylor <iant@google.com>
13085 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13087 2009-06-19 Ian Lance Taylor <iant@google.com>
13089 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13091 2009-06-19 Ian Lance Taylor <iant@google.com>
13093 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13094 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13097 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13098 uninitialized const.
13100 2009-06-19 Ian Lance Taylor <iant@google.com>
13102 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13105 * c-decl.c (in_struct, struct_types): Remove.
13106 (struct c_binding): Add in_struct field.
13107 (c_binding_ptr): Define type, along with VEC.
13108 (struct c_struct_parse_info): Define.
13109 (struct_parse_info): New static variable.
13110 (bind): Initialize in_struct field.
13111 (start_struct): Remove enclosing_in_struct and
13112 enclosing_struct_types parameters. Add
13113 enclosing_struct_parse_info parameter. Change all callers. Set
13114 struct_parse_info rather than in_struct and struct_types.
13115 (grokfield): If -Wc++-compat and there is a symbol binding for the
13116 field name, set the in_struct flag and push it on the
13117 struct_parse_info->fields vector.
13118 (warn_cxx_compat_finish_struct): New static function.
13119 (finish_struct): Remove enclosing_in_struct and
13120 enclosing_struct_types parameters. Add
13121 enclosing_struct_parse_info parameter. Change all callers. Don't
13122 set C_TYPE_DEFINED_IN_STRUCT here. Call
13123 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13124 parameter. Only push on struct_types if warn_cxx_compat.
13125 (finish_enum): Only push on struct_types if warn_cxx_compat.
13126 (declspecs_add_type): Add loc parameter. Change all callers.
13127 Change all error calls to error_at. Pass loc, not input_location,
13128 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13129 defined in a struct. If -Wc++-compat and parsing a struct, record
13130 that a typedef name was used.
13131 * c-parser.c (c_parser_declspecs): Get location to pass to
13132 declspecs_add_type.
13133 (c_parser_struct_or_union_specifier): Update calls to start_struct
13135 * c-tree.h (struct c_struct_parse_info): Declare.
13136 (finish_struct, start_struct): Update declarations.
13137 (declspecs_add_type): Update declaration.
13139 2009-06-19 Ian Lance Taylor <iant@google.com>
13141 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13142 variable with an anonymous type.
13144 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13146 * see.c: Remove for real.
13148 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13150 * optabs.h (enum optab_index): Add new OTI_significand.
13151 (significand_optab): Define corresponding macro.
13152 * optabs.c (init_optabs): Initialize significand_optab.
13153 * genopinit.c (optabs): Implement significand_optab using
13154 significand?f2 patterns.
13155 * builtins.c (expand_builtin_mathfn): Handle
13156 BUILT_IN_SIGNIFICAND{,F,L}.
13157 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13158 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13160 * config/i386/i386.md (significandxf2, significand<mode>2): New
13161 expanders to implement significandf, significand and significandl
13162 built-ins as inline x87 intrinsics.
13164 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13166 * config/avr/avr.c (avr_override_options): Remove setting value of
13167 PARAM_INLINE_CALL_COST.
13169 2009-06-18 Richard Henderson <rth@redhat.com>
13172 * tree-pass.h (TDF_ASMNAME): New.
13173 * tree-dump.c (dump_options): Add asmname.
13174 * doc/invoke.texi: Document it.
13176 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13177 (dump_decl_name): ...here.
13178 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13179 (dump_generic_node): Update dump_function_name calls.
13180 (print_call_name): New flags arg; update all dump calls.
13181 * diagnostic.h (print_call_name): Update.
13182 * gimple-pretty-print.c (dump_gimple_call): Update.
13184 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13187 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13189 2009-06-18 Diego Novillo <dnovillo@google.com>
13191 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13192 * plugin.c (str_license): Declare.
13193 (try_init_one_plugin): Assert that the symbol
13194 'plugin_is_GPL_compatible' exists.
13196 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13199 * Makefile.in (OBJS-common): Remove see.o.
13201 * common.opt (fsee): Mark as preserved for backward compatibility.
13202 * opts.c (common_handle_option): Add OPT_fsee to the backward
13203 compatibility section.
13204 * passes.c (init_optimization_passes, pass_see): Remove pass.
13205 * timevar.def (TV_SEE): Remove.
13206 * tree-pass.h (pass_see): Remove declaration.
13207 * doc/invoke.texi (-fsee): Remove documentation.
13209 2009-06-18 Martin Jambor <mjambor@suse.cz>
13211 * tree-sra.c: Include statistics.h
13212 (sra_stats): New variable.
13213 (sra_initialize): Clear sra_stats.
13214 (create_access_replacement): Increment sra_stats.replacements.
13215 (get_access_replacement): Do not return twice.
13216 (analyze_all_variable_accesses): Increment statistics counter by the
13217 number of scalarized aggregates.
13218 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13219 (sra_modify_expr): Increment sra_stats.exprs.
13220 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13221 (sra_modify_assign): Increment sra_stats.exprs,
13222 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13223 (perform_intra_sra): Update statistics counters.
13224 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13226 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13228 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13229 (arm_scalar_mode_supported_p): New function.
13231 2009-06-18 Paul Brook <paul@codesourcery.com>
13232 Sandra Loosemore <sandra@codesourcery.com>
13234 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13235 (__extendhfsf2, __truncsfhf2): Define.
13236 * config/arm/fp16.c: New file.
13237 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13238 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13240 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13242 * doc/extend.texi (Half-Precision): New section.
13243 * doc/invoke.texi (Option Summary): List -mfp16-format.
13244 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13245 * config/arm/arm.opt (mfp16-format=): New.
13246 * config/arm/arm.c: Include intl.h.
13247 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13248 (TARGET_INVALID_RETURN_TYPE): Redefine.
13249 (TARGET_PROMOTED_TYPE): Redefine.
13250 (TARGET_CONVERT_TO_TYPE): Redefine.
13251 (arm_fp16_format): Define.
13252 (all_fpus): Add entry for neon-fp16.
13253 (fp_model_for_fpu): Likewise.
13254 (struct fp16_format): Declare.
13255 (all_fp16_formats): Define.
13256 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13258 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13260 (arm_legitimate_index_p): Treat HFmode like HImode.
13261 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13262 (coproc_secondary_reload_class): Special-case HFmode.
13263 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13264 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13265 (arm_init_fp16_builtins): New.
13266 (arm_init_builtins): Call it.
13267 (arm_invalid_parameter_type): New.
13268 (arm_invalid_return_type): New.
13269 (arm_promoted_type): New.
13270 (arm_convert_to_type).
13271 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13273 (arm_emit_fp16_const): New function.
13274 (arm_mangle_type): Mangle __fp16 as "Dh".
13275 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13277 (TARGET_NEON_FP16): New.
13278 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13279 (enum fputype): Add FPUTYPE_NEON_FP16.
13280 (enum arm_fp16_format_type): Declare.
13281 (arm_fp16_format): Declare.
13282 (LARGEST_EXPONENT_IS_NORMAL): Define.
13283 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13284 * config/arm/arm-modes.def (HFmode): Define.
13285 * config/arm/vfp.md (*movhf_vfp): New.
13286 (extendhfsf2): New.
13288 * config/arm/arm.md (fpu): Add neon_fp16.
13289 (floatsihf2, floatdihf2): New.
13290 (fix_trunchfsi2, fix_trunchfdi2): New.
13292 (extendhfdf2): New.
13294 (*arm32_movhf): New.
13295 (*thumb1_movhf): New.
13296 (consttable_2): Add check for HFmode constants.
13297 (consttable_4): Handle HFmode constants.
13299 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13301 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13303 2009-06-17 Olivier Hainque <hainque@adacore.com>
13305 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13306 const char ** conversion in AIX specific section.
13308 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13310 * config/i386/i386.c (ix86_special_builtin_type): Remove
13311 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13312 (bdesc_special_args): Updated.
13313 (ix86_init_mmx_sse_builtins): Likewise.
13314 (ix86_expand_special_args_builtin): Likewise.
13316 2009-06-17 Richard Henderson <rth@redhat.com>
13318 * tree-pretty-print.c (maybe_dump_asm_name): New.
13319 (dump_decl_name): Use it.
13320 (PRINT_FUNCTION_NAME): Merge into...
13321 (dump_function_name): ... here. Use maybe_dump_asm_name.
13323 2009-06-17 Cary Coutant <ccoutant@google.com>
13325 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13327 * debug.c (struct gcc_debug_hooks): Change placeholder for
13329 (debug_nothing_int_charstar_int): Replaced by...
13330 (debug_nothing_int_charstar_int_bool): ...this.
13331 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13332 source_line prototype.
13333 (debug_nothing_int_charstar_int): Replaced by...
13334 (debug_nothing_int_charstar_int_bool): ...this.
13335 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13336 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13337 Output is_stmt operand when necessary.
13338 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13339 (notice_source_line): Add is_stmt parameter.
13340 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13341 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13343 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13344 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13346 2009-06-17 Ian Lance Taylor <iant@google.com>
13348 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13350 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13353 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13355 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13356 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13357 tree_strip_sign_nop_conversions and
13358 tree_ssa_strip_useless_type_conversions rather than stripping
13359 the operations here.
13360 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13362 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13363 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13364 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13365 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13368 2009-06-17 Michael Eager <eager@eagercon.com>
13370 * config/rs6000/constraints.md (register_constraint "d"): New.
13371 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13372 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13373 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13374 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13375 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13376 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13377 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13378 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13379 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13380 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13382 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13383 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13384 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13385 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13386 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13387 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13388 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13389 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13390 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13391 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13392 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13393 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13394 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13395 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13397 2009-06-16 Ian Lance Taylor <iant@google.com>
13399 * profile.c (total_num_never_executed): Don't define.
13400 (compute_branch_probabilities): Don't count or print
13401 num_never_executed.
13402 (init_branch_prob): Don't set total_num_never_executed.
13403 (end_branch_prob): Don't print total_num_never_executed.
13405 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13407 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13409 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13411 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13412 (nabstd2_fpr): Same.
13414 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13416 * expr.c (expand_assignment): Change complex type check.
13418 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13420 * doc/plugins.texi (Building GCC plugins): Added new section.
13422 2009-06-17 Ian Lance Taylor <iant@google.com>
13424 * c-pch.c (get_ident): Don't set size of templ array.
13425 (pch_init): Don't set size of partial_pch array.
13427 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13428 string constant to intialize an array whose size is the length of
13431 2009-06-17 Richard Guenther <rguenther@suse.de>
13433 PR tree-optimization/40389
13434 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13435 to addressable types.
13436 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13438 2009-06-17 Richard Guenther <rguenther@suse.de>
13440 PR middle-end/40460
13441 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13442 if there is no evolution of left in the loop bail out.
13443 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13444 chrec_fold_multiply.
13446 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13447 Janis Johnson <janis187@us.ibm.com>
13450 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13451 for the symbol ref of a constant that is the source of a move
13452 - nor for any other not-obvious-label-ref constants.
13454 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13456 * plugin.c (position_pass): Skip newly inserted pass during list
13457 traversal to avoid repeated insertion.
13459 2009-06-16 Ian Lance Taylor <iant@google.com>
13461 * vec.h (VEC_stack_alloc): Define different version if
13462 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13463 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13464 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13465 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13467 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13469 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13471 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13472 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13473 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13474 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13475 (ix86_special_builtin_type): Add 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 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13479 __builtin_ia32_rdtscp.
13480 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13481 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13482 and __builtin_ia32_rorhi.
13483 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13484 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13485 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13486 (ix86_expand_args_builtin): Likewise.
13487 (ix86_expand_special_args_builtin): Likewise.
13489 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13490 (UNSPECV_RDTSC): Likewise.
13491 (UNSPECV_RDPMC): Likewise.
13492 (*bsr): Renamed to ...
13494 (*bsr_rex64): Renamed to ...
13497 (*rdpmc): Likewise.
13498 (*rdpmc_rex64): Likewise.
13500 (*rdtsc): Likewise.
13501 (*rdtsc_rex64): Likewise.
13502 (rdtscp): Likewise.
13503 (*rdtscp): Likewise.
13504 (*rdtscp_rex64): Likewise.
13506 * config/i386/ia32intrin.h: New.
13508 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13510 2009-06-16 Ian Lance Taylor <iant@google.com>
13512 * ira-build.c (copy_info_to_removed_store_destinations):
13513 Initialize parent_a.
13515 2009-06-16 Ian Lance Taylor <iant@google.com>
13517 * c-decl.c (grokdeclarator): Change size_varies to bool.
13519 2009-06-16 Ian Lance Taylor <iant@google.com>
13521 * sel-sched.c: Make forward declarations of move_op_hooks and
13522 fur_hooks explicitly extern.
13524 2009-06-16 Ian Lance Taylor <iant@google.com>
13526 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13527 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13529 2009-06-16 Ian Lance Taylor <iant@google.com>
13531 * resource.c (mark_referenced_resources): Change
13532 include_delayed_effects parameter to bool. Change all callers.
13533 (mark_end_of_function_resources): Likewise.
13534 * reorg.c (insn_references_resource_p): Likewise.
13535 (insn_sets_resource_p): Likewise.
13536 * resource.h (mark_referenced_resources): Update declaration.
13537 (mark_end_of_function_resources): Update declaration.
13539 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13541 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13543 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13545 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13546 GCC can bootstrap on AIX with GNU Binutils 2.20.
13548 2009-06-16 Ian Lance Taylor <iant@google.com>
13550 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13552 2009-06-16 Ian Lance Taylor <iant@google.com>
13554 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13555 inline, not extern inline.
13556 (exact_log2): Likewise.
13557 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13559 (exact_log2): Likewise, but don't test CTZ_HWI.
13561 2009-06-16 Ian Lance Taylor <iant@google.com>
13563 * bitmap.c (bitmap_clear): Don't declare as inline.
13564 * gimple.c (gimplify_assign): Likewise.
13565 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13566 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13567 (sched_scan_info): Remove duplicate definition.
13569 2009-06-16 Ian Lance Taylor <iant@google.com>
13571 * c-common.c (skip_evaluation): Don't define.
13572 (c_inhibit_evaluation_warnings): Define global variable.
13573 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13574 than skip_evaluation.
13575 (convert_and_check, warn_for_div_by_zero): Likewise.
13576 * c-common.h (skip_evaluation): Don't declare.
13577 (c_inhibit_evaluation_warnings): Declare.
13578 * c-parser.c (c_parser_typeof_specifier): Set
13579 c_inhibit_evaluation_warnings rather than skip_evaluation.
13580 (c_parser_conditional_expression): Likewise.
13581 (c_parser_binary_expression): Likewise.
13582 (c_parser_sizeof_expression): Likewise.
13583 (c_parser_alignof_expression): Likewise.
13584 * c-typeck.c (build_indirect_ref): Check
13585 c_inhibit_evaluation_warnings rather than skip_evaluation.
13586 (build_conditional_expr, build_binary_op): Likewise.
13588 2009-06-16 Richard Guenther <rguenther@suse.de>
13590 * tree-ssa-alias.c (is_escape_site): Remove.
13591 * tree-ssa-alias.h (enum escape_type): Remove.
13592 (is_escape_site): Likewise.
13593 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13594 via casts and asms without deferring to is_escape_site.
13596 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13598 PR middle-end/40446
13599 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13600 use gen_lowpart if op0 has complex mode.
13602 2009-06-16 Richard Guenther <rguenther@suse.de>
13604 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13605 variables add them to ESCAPED.
13606 (find_func_aliases): Do not make all indirectly stored values escaped.
13608 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13610 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13611 make_decl_one_only.
13613 2009-06-16 Martin Jambor <mjambor@suse.cz>
13615 PR tree-optimization/40432
13616 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13617 check whether we need to force gimple register operand.
13619 2009-06-16 Martin Jambor <mjambor@suse.cz>
13621 PR tree-optimization/40413
13622 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13623 build_ref_for_offset.
13624 (propagate_subacesses_accross_link): Fix a typo in a comment.
13626 2009-06-16 Ira Rosen <irar@il.ibm.com>
13628 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13629 with additional parameter.
13630 * tree-vectorizer.h (enum vect_def_type): Add new value
13632 (enum vect_relevant): Add comments.
13633 (vect_is_simple_reduction): Add new argument.
13634 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13635 Detect nested cycles.
13636 (vect_is_simple_reduction): Update documentation, add an argument to
13637 distinguish inner-loop reduction from nested cycle, detect nested
13638 cycles, fix printings and indentation, don't swap operands in case
13640 (get_initial_def_for_reduction): Handle subtraction.
13641 (vect_create_epilog_for_reduction): Add new argument to specify
13642 reduction variable.
13643 (vect_finalize_reduction): Handle subtraction, fix comments.
13644 (vectorizable_reduction): Handle nested cycles. In case of nested
13645 cycle keep track of the reduction variable position. Call
13646 vect_is_simple_reduction with additional parameter. Use original
13647 statement code in reduction epilogue for nested cycle. Call
13648 vect_create_epilog_for_reduction with additional parameter.
13649 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13650 inner-loop vectorization.
13651 (vect_recog_widen_sum_pattern): Likewise.
13652 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13654 (vect_mark_stmts_to_be_vectorized): Likewise.
13655 (vect_get_vec_def_for_operand): Handle nested cycles.
13657 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13659 * doc/invoke.texi (Debugging Options): Fix option index entries
13660 for -fdump-statistics, -frandom-seed add entries for
13661 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13662 (FRV Options): Fix entries for -mTLS, -mtls.
13663 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13664 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13665 (M68hc1x Options): Fix @itemx for -mnominmax.
13666 (MCore Options): Fix entry for -mno-lsim.
13667 (MMIX Options): Fix entry for -mabi=mmixware.
13668 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13670 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13672 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13673 Mention the plugin mode of gengtype.
13674 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13675 * gengtype.c: Updated copyright.
13676 (plugin_files, nb_plugin_files) Added new static variables.
13677 (measure_input_list) Care about plugin_files.
13678 (write_rtx_next): Added early return in plugin mode.
13679 (create_file): Updated copyright year in generated file. Added
13681 (oprintf): Added early return if NULL outf.
13682 (get_output_file_with_visibility): Care of plugin_files.
13683 (get_output_file_name): May return null.
13684 (write_local): Added early return.
13685 (put_mangled_filename): Ditto.
13686 (finish_root_table): Added check for base_files.
13687 (write_roots): Care about null when plugins.
13688 (main): Added plugin mode.
13690 2009-06-15 Ian Lance Taylor <iant@google.com>
13692 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13693 * gcov.c (read_count_file): Add braces around variables declared
13696 * c.opt (Wjump-misses-init): New warning.
13697 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13698 -Wall and -Wc++-compat if not already set.
13699 (c_common_post_options): Clear warn_jump_misses_init if it was not
13701 * c-decl.c (struct c_binding): Change type field to a union with
13702 new label field. Make it the first field in the struct. Update
13703 references to type to use u.type instead.
13704 (struct c_spot_bindings): Define.
13705 (struct c_goto_bindings): Define.
13706 (c_goto_bindings_p): Define, along with VECs.
13707 (struct c_label_vars): Define.
13708 (struct c_scope): Add has_label_bindings field.
13709 (bind_label, set_spot_bindings): New static functions.
13710 (decl_jump_unsafe, update_spot_bindings): New static functions.
13711 (update_label_decls): New static function.
13712 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13713 Update binding u.label field to shadowed field.
13714 (c_binding_start_stmt_expr): New function.
13715 (c_binding_end_stmt_expr): New function.
13716 (pushdecl): Don't call c_begin_vm_scope.
13717 (make_label): Add defining and p_label_vars parameters. Change
13719 (lookup_label): Correct test for whether a label has not yet been
13720 defined. Call bind_label rather than bind.
13721 (warn_about_goto): New static function.
13722 (lookup_label_for_goto): New function.
13723 (declare_label): Call bind_label rather than bind.
13724 (check_earlier_gotos): New static function.
13725 (define_label): Don't give errors about jumping into statement
13726 expressions or scopes of variably modified types. Call
13727 set_spot_bindings and check_earlier_gotos. Call bind_label
13728 instead of bind. Don't set label_context_stack_se or
13729 label_context_stack_vm.
13730 (c_get_switch_bindings): New function.
13731 (c_release_switch_bindings): New function.
13732 (c_check_switch_jump_warnings): New function.
13733 (start_function): Don't set label_context_stack_se or
13734 label_context_stack_vm.
13735 (finish_function): Likewise.
13736 * c-typeck.c (label_context_stack_se): Don't define.
13737 (label_context_stack_vm): Don't define.
13738 (c_finish_goto_label): Call lookup_label_for_goto rather than
13739 lookup_label. Don't give errors about jumping into a statement
13740 expression or the scope of a variably modified type. Don't set
13741 label_context_stack_se or label_context_stack_vm.
13742 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13743 fields. Add bindings field.
13744 (c_start_case): Don't set deleted fields. Set bindings field.
13745 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13746 or blocked_vm. Call c_check_switch_jump_warnings.
13747 (c_finish_case): Don't test blocked_stmt_expr field. Call
13748 c_release_switch_bindings.
13749 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13750 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13751 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13752 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13753 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13754 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13755 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13756 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13757 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13758 (C_DECL_UNJUMPABLE_VM): Don't define.
13759 (C_DECL_UNDEFINABLE_VM): Don't define.
13760 (struct c_label_list): Don't define.
13761 (struct c_label_context_se): Don't define.
13762 (struct c_label_context_vm): Don't define.
13763 (struct c_spot_bindings): Declare.
13764 (c_bindings_start_stmt_expr): Declare.
13765 (c_bindings_end_stmt_expr): Declare.
13766 (lookup_label_for_goto): Declare.
13767 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13768 (c_check_switch_jump_warnings): Declare.
13769 (label_context_stack_se, label_context_stack_vm): Don't declare.
13770 (c_finish_goto_label): Update declaration.
13771 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13772 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13773 (Warning Options): Document -Wjump-misses-init.
13775 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13777 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13780 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13782 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13784 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13786 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13788 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13790 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13792 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13794 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13795 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13796 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13797 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13798 * dwarf2asm.c (dw2_force_const_mem): Update call to
13799 make_decl_one_only.
13800 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13801 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13802 * langhooks.c (lhd_comdat_group): Remove.
13803 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13804 * tree.h (DECL_COMDAT_GROUP): New.
13805 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13806 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13807 (make_decl_one_only): Change signature.
13808 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13809 make_decl_one_only.
13810 (make_decl_one_only): Change signature.
13811 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13813 2009-06-15 Richard Guenther <rguenther@suse.de>
13815 PR middle-end/40439
13816 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13818 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13820 * tree-ssa-math-opts.c: Remove extra divide.
13822 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13824 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13826 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13828 * passes.c: Add bswap pass.
13829 * tree-pass.h: Add pass_optimize_bswap declaration.
13830 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13831 Include rtl.h, expr.h and optabs.h for optab_handler check.
13832 (struct symbolic_number, pass_optimize_bswap): New definition.
13833 (do_shift_rotate, verify_symbolic_number_p): New functions.
13834 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13835 (gate_optimize_bswap): New function.
13836 * tree.c (widest_int_cst_value): New function.
13837 * tree.h (widest_int_cst_value): Prototype added.
13839 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13841 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13842 REG_EQUAL/REG_EQUIV notes.
13844 2009-06-14 Richard Guenther <rguenther@suse.de>
13846 PR middle-end/40389
13847 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13848 has its address taken if NRV was applied and it is addressable.
13849 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13850 function split out from ...
13851 (get_constraint_for_1): ... here.
13852 (handle_rhs_call): Use it to mark the return slot escaped if
13853 it is addressable and NRV was applied.
13855 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13857 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13858 Change first argument type to location_t.
13859 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13860 Do not set input_location.
13861 Use loc instead of input_location throughout.
13863 2009-06-13 Richard Guenther <rguenther@suse.de>
13865 PR tree-optimization/40421
13866 * tree-predcom.c (should_unroll_loop_p): Remove.
13867 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13869 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13871 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13872 Add location argument.
13874 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13876 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13878 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13879 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13880 * config/spu/spu-protos.h: Add location to
13881 spu_resolve_overloaded_builtin.
13882 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13883 spu_build_builtin_va_list.
13884 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13885 argument. Pass location to build_function_call_vec.
13886 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13888 (emit_fpu_switch): Same.
13889 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13890 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13891 to build_decl and create_artificial_label.
13892 (xtensa_gimplify_va_arg_expr): Same.
13893 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13894 (xstormy16_gimplify_va_arg_expr): Same.
13895 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13896 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13897 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13898 (mips16_build_function_stub): Same.
13899 (mips16_build_call_stub): Same.
13901 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13904 * arm/constraints.md (Pa, Pb): New constraints.
13905 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13906 split pattern to deal with them.
13908 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13910 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13911 fix index entry for -Xpreprocessor.
13913 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13915 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13916 Add location argument to build_decl call.
13917 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13918 (rs6000_init_builtins): Same.
13919 (spe_init_builtins): Same.
13920 (rs6000_gimplify_va_arg): Add location argument to
13921 create_artificial_label call.
13923 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13925 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13926 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13927 * Makefile.in: Fix GGC dependency for gcse.o.
13929 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13931 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13932 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13933 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13935 * c-parser.c (c_parser_binary_expression): Use current column while
13936 building binary operations.
13937 * common.opt (fshow-column): Enable by default.
13938 * tree-vrp.c (check_array_ref): Use warning_at.
13939 (check_array_bounds): Use location from call back if expr has no
13941 * tree.h: Add location argument to maybe_fold_*.
13942 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13943 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13944 (maybe_fold_offset_to_component_ref): Same.
13945 (maybe_fold_offset_to_reference): Same.
13946 (maybe_fold_offset_to_address): Same.
13947 (maybe_fold_stmt_indirect): Same.
13948 (maybe_fold_stmt_addition): Same.
13949 (fold_stmt_r): Pass location to maybe_fold_*.
13950 (fold_gimple_assign): Same.
13951 * c-tree.h: Add location argument to finish_decl,
13952 default_function_array_conversion, store_init_value.
13953 * c-decl.c (define_label): Use error_at.
13954 (c_make_fname_decl): Pass location to finish_decl.
13955 (finish_decl): New location argument.
13956 (build_compound_literal): Pass location to store_init_value.
13957 (grokdeclarator): Pass location to finish_decl.
13959 * c-typeck.c (array_to_pointer_conversion): New location argument.
13960 (function_to_pointer_conversion): Same.
13961 (default_function_array_conversion): Same.
13962 (parser_build_unary_op): Pass location to overflow_warning.
13963 (parser_build_binary_op): Same. Use warning_at.
13964 (build_unary_op): Pass location to array_to_pointer_conversion.
13965 (build_c_cast): Pass location to digest_init.
13966 (build_modify_expr): New location argument.
13967 (convert_for_assignment): Same.
13968 (store_init_value): Same.
13969 (digest_init): Same.
13970 (output_init_element): Pass location to digest_init and
13971 array_to_pointer_conversion.
13972 (c_finish_return): Pass location to convert_for_assignment.
13973 * gimplify.c (gimplify_conversion): Pass location to
13974 maybe_fold_offset_to_address.
13975 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13976 to maybe_fold_stmt_addition.
13977 * c-omp.c (c_finish_omp_atomic): Pass new location to
13979 (c_finish_omp_for): Same.
13980 * c-common.c (overflow_warning): New argument.
13981 * c-common.h: New argument to build_modify_expr, overflow_warning.
13982 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13984 (c_parser_initializer): Pass location to
13985 default_function_array_conversion.
13986 (c_parser_initelt): Same.
13987 (c_parser_initval): Same.
13988 (c_parser_asm_operands): Same.
13989 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13990 (c_parser_conditional_expression): Same.
13991 (c_parser_binary_expression): Add location info to stack. Use it.
13992 (c_parser_unary_expression): Pass location to
13993 default_function_array_conversion, parser_build_unary_op,
13994 build_indirect_ref, c_parser_postfix_expression_after_primary.
13995 (c_parser_postfix_expression_after_primary): New location argument.
13997 (c_parser_expression_conv): Pass location to
13998 default_function_array_conversion.
13999 (c_parser_expr_list): Same.
14000 (c_parser_omp_atomic): Same.
14001 (c_parser_omp_for_loop): Same.
14002 * c-tree.h (struct c_declarator): Add comment to id_loc.
14003 (build_array_declarator): New argument.
14004 * c-decl.c (build_array_declarator): Add location argument.
14005 (grokdeclarator): Set id_loc for cdk_array.
14006 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
14007 build_array_declarator.
14008 * tree.c (build_omp_clause): Add location argument.
14009 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
14010 (OMP_CLAUSE_LOCATION): New macro.
14011 (struct tree_omp_clause): Add location field.
14012 (build_omp_clause): Add argument.
14013 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
14014 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
14016 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
14017 (cp_parser_omp_clause_collapse): Same.
14018 (cp_parser_omp_clause_default): Same.
14019 (cp_parser_omp_clause_if): Same.
14020 (cp_parser_omp_clause_nowait): Same.
14021 (cp_parser_omp_clause_num_threads): Same.
14022 (cp_parser_omp_clause_ordered): Same.
14023 (cp_parser_omp_clause_schedule): Same.
14024 (cp_parser_omp_clause_untied): Same.
14025 (cp_parser_omp_for_loop): Same.
14026 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14027 * c-tree.h (c_start_case): Add location argument.
14028 (c_process_expr_stmt): Same.
14029 (c_finish_goto_*): Same.
14030 * tree-parloops.c (initialize_reductions): Pass location to
14032 (create_parallel_loop): Same.
14033 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14034 (gfc_trans_omp_reduction_list): Same.
14035 (gfc_trans_omp_clauses): Same.
14036 (gfc_trans_omp_do): Same.
14037 * c-typeck.c (c_finish_goto_label): Same.
14038 (c_finish_goto_ptr): New location argument.
14039 (c_start_case): Same.
14040 (emit_side_effect_warnings): Same.
14041 (c_process_expr_stmt): Same.
14042 (c_finish_stmt_expr): Same.
14043 (c_finish_omp_clauses): Use error_at instead of error.
14044 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14046 * c-omp.c (c_split_parallel_clauses): New location argument.
14047 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14048 to build_omp_clause.
14049 (convert_local_reference_stmt): Same.
14050 (convert_gimple_call): Same.
14051 * c-common.h (c_split_parallel_clauses): New argument.
14052 * c-parser.c (c_parser_statement_after_labels): Pass location to
14053 c_finish_goto_label.
14054 (c_parser_switch_statement): Pass location to c_start_case.
14055 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14056 and c_process_expr_stmt.
14057 (c_parser_omp_variable_list): Add location argument.
14058 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14059 (c_parser_omp_clause_default): Same.
14060 (c_parser_omp_clause_if): Same.
14061 (c_parser_omp_clause_num_threads): Same.
14062 (-c_parser_omp_clause_ordered): Same.
14063 (c_parser_omp_clause_reduction): Pass location to
14064 c_parser_omp_variable_list.
14065 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14066 (c_parser_omp_clause_untied): Same.
14067 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14068 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14070 * c-tree.h (check_for_loop_decls, undeclared_variable,
14071 build_component_ref, build_array_ref, build_external_ref,
14072 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14073 build_conditional_expr, build_compound_expr, c_cast_expr,
14074 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14075 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14077 * c-semantics.c (build_stmt): Same.
14078 (build_case_label): Same.
14079 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14080 (undeclared_variable): New argument.
14081 (make_label): Same.
14082 (lookup_label): Pass location on down.
14083 (define_label): Same.
14084 (finish_decl): Same.
14085 (build_compound_literal): Same.
14086 (finish_struct): Same.
14087 (finish_function): Do not set location here.
14088 (check_for_loop_decls): New argument.
14089 * tree.c (save_expr): Set location.
14090 (build_empty_stmt): New argument.
14091 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14092 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14093 * builtins.c (gimplify_va_arg_expr): Use locations.
14094 (expand_builtin_sync_operation): Same.
14095 * c-typeck.c (build_component_ref): New argument.
14096 (build_array_ref): Same.
14097 (build_external_ref): Same.
14098 (c_expr_sizeof_expr): Same.
14099 (c_expr_sizeof_type): Same.
14100 (parser_build_unary_op): Same.
14101 (build_conditional_expr): Same.
14102 (build_compound_expr): Pass location on down.
14103 (build_compound_expr): New argument.
14104 (build_c_cast): Same.
14105 (c_cast_expr): Same.
14106 (build_asm_expr): Same.
14107 (c_finish_return): Same.
14108 (c_process_expr_stmt): Pass location on down.
14109 (c_finish_stmt_expr): New argument.
14110 (push_clenaup): Same.
14111 (c_finish_omp_parallel): Same.
14112 (c_finish_omp_task): Same.
14113 * gimplify.c (gimplify_call_expr): Pass location on down.
14114 * c-omp.c (c_finish_omp_master): New argument.
14115 (c_finish_omp_critical): Same.
14116 (c_finish_omp_ordered): Same.
14117 (c_finish_omp_barrier): Same.
14118 (-c_finish_omp_taskwait): Same.
14119 (c_finish_omp_atomic): Same.
14120 (c_finish_omp_flush): Same.
14121 * tree-inline.c (copy_tree_body_r): Pass location on down.
14122 (inline_forbidden_p): Remove use of input_location.
14123 * c-gimplify.c (c_build_bind_expr): New argument.
14124 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14125 (c_sizeof_or_alignof_type): New argument.
14126 (c_alignof_expr): Same.
14127 (build_va_arg): Same.
14128 (c_add_case_label): Same.
14129 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14130 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14131 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14132 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14133 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14134 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14136 * stub-objc.c (objc_build_selector_expr): Same.
14137 (objc_build_throw_stmt): Same.
14138 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14139 (c_parser_initelt): Same.
14140 (c_parser_compound_statement): Same.
14141 (c_parser_compound_statement_nostart): Same.
14142 (c_parser_label): Same.
14143 (c_parser_statement_after_labels): Same.
14144 (c_parser_if_body): Same.
14145 (c_parser_else_body): Same.
14146 (c_parser_if_statement): Same.
14147 (c_parser_switch_statement): Same.
14148 (c_parser_while_statement): Same.
14149 (c_parser_do_statement): Same.
14150 (c_parser_for_statement): Same.
14151 (c_parser_asm_statement): Same.
14152 (c_parser_conditional_expression): Same.
14153 (c_parser_binary_expression): Same.
14154 (c_parser_cast_expression): Same.
14155 (c_parser_unary_expression): Same.
14156 (c_parser_sizeof_expression): Same.
14157 (c_parser_alignof_expression): Same.
14158 (c_parser_postfix_expression): Same.
14159 (c_parser_expression): Same.
14160 (c_parser_objc_receiver): Same.
14161 (c_parser_omp_variable_list): Same.
14162 (c_parser_omp_structured_block): Same.
14163 (c_parser_omp_atomic): New argument.
14164 (c_parser_omp_barrier): Same.
14165 (c_parser_omp_critical): Same.
14166 (c_parser_omp_flush): Pass location on down.
14167 (c_parser_omp_for_loop): New argument.
14168 (c_parser_omp_for): Same.
14169 (c_parser_omp_master): Same.
14170 (c_parser_omp_ordered): Same.
14171 (c_parser_omp_sections_scope): Same.
14172 (c_parser_omp_sections): Same.
14173 (c_parser_omp_parallel): Same.
14174 (c_parser_omp_single): Same.
14175 (c_parser_omp_task): Same.
14176 (c_parser_omp_taskwait): Pass location on down.
14177 (c_parser_omp_construct): Same.
14178 (c_parser_omp_threadprivate): Same.
14179 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14180 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14181 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14182 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14183 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14184 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14185 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14186 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14187 config/i386/i386.c, stmt.c:
14188 Add location argument to the following function definitions and/or
14189 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14190 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14191 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14192 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14193 do_case, c_finish_bc_stmt, build_compound_literal,
14194 build_function_call.
14195 * c-decl.c (build_compound_literal): Add location argument.
14196 Make all diagnostic calls use location.
14197 (start_struct): Same.
14198 (finish_struct): Same.
14199 (start_enum): Same.
14200 (build_enumerator): Same.
14201 (start_function): Same.
14202 (grokdeclarator): Make all diagnostic calls use location.
14203 (store_parm_decls_oldstyle): Same.
14204 * c-typeck.c (build_function_call): Add location argument.
14205 Make all diagnostic calls use location.
14207 (c_finish_bc_stmt): Same.
14208 * tree-nested.c (get_trampoline_type): Add argument.
14209 Pass location to build_decl.
14210 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14211 * rtl.h (RTL_LOCATION): New.
14212 * c-common.c (c_add_case_label): Add location argument.
14213 Make all diagnostic calls use location.
14214 * c-common.h: Add location argument to make_fname_decl, do_case,
14215 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14216 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14217 Set it appropriately for every case. Pass enum_loc to start_enum
14218 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14220 (c_parser_struct_or_union_specifier): Save location. Use it for
14221 start_struct, finish_struct, and parser_xref_tag.
14223 2009-06-12 Ian Lance Taylor <iant@google.com>
14225 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14227 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14228 cpp_opts->warn_cxx_operator_names.
14230 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14233 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14234 is returns NULL and OP is a VCE, look through the VCE.
14236 2009-06-12 Ian Lance Taylor <iant@google.com>
14239 * collect2.c (main): Use CONST_CAST2 in code inside #if
14240 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14242 2009-06-12 Joey Ye <joey.ye@intel.com>
14244 PR middle-end/39146
14245 * cfgexpand.c (get_decl_align_unit): Update
14246 max_used_stack_slot_alignment with align instead of
14247 stack_alignment_needed.
14249 * function.c (assign_stack_local_1): Update
14250 max_used_stack_slot_alignment with alignment_in_bits instead
14251 of stack_alignment_needed.
14252 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14255 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14257 * dwarf2out.c (last_var_location_insn): New variable.
14258 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14259 (dwarf2out_var_location): Don't record anything after last real
14260 insn. Only change labels if there were any real instructions
14261 in between last note and this one, or if changed sections.
14263 2009-06-11 Richard Henderson <rth@redhat.com>
14265 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14266 note when storing the frame pointer in a register.
14267 (FRP): Don't redefine to nothing for epilogue.
14268 (alpha_expand_epilogue): Mark register and sp restores.
14269 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14271 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14272 when gen_lowpart is needed.
14274 2009-06-11 Richard Henderson <rth@redhat.com>
14276 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14278 * dwarf2out.c (need_data_align_sf_opcode): New.
14279 (div_data_align): Move earlier.
14280 (def_cfa_1, reg_save): Use it.
14282 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14284 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14285 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14286 (ix86_handle_option): Handle OPT_mcrc32.
14287 (ix86_target_string): Add -mcrc32.
14288 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14290 * config/i386/i386.h (TARGET_CRC32): New.
14292 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14293 (sse4_2_crc32di): Likewise.
14295 * config/i386/i386.opt (mcrc32): New.
14297 * doc/invoke.texi: Document -mcrc32.
14299 2009-06-11 Richard Henderson <rth@redhat.com>
14301 * common.opt (gdwarf-): Accept a version number.
14302 * doc/invoke.texi (gdwarf-): Update docs.
14303 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14304 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14305 version level, and record it.
14307 * dwarf2.h (DW_CIE_VERSION): Remove.
14308 * dwarf2out.c (DWARF_VERSION): Remove.
14309 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14310 (output_call_frame_info): Use CIE version 3 for dwarf3,
14311 or if the return register column is out of range for version 1.
14312 (dwarf_stack_op_name): Add all dwarf3 values.
14313 (DEBUG_PUBTYPES_SECTION): New.
14314 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14315 encoding change for dwarf3.
14316 (output_die) [dw_val_class_die_ref]: Likewise.
14317 (output_compilation_unit_header): Emit correct version for dwarf3.
14318 (output_line_info): Likewise.
14319 (output_pubnames): Update for DWARF_VERSION removal.
14320 (output_aranges): Likewise.
14321 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14322 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14323 (dwarf2out_finish): Likewise.
14325 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14327 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14330 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14333 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14334 * builtins.c (expand_builtin_unreachable): New function.
14335 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14336 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14337 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14339 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14340 searching for missing barriers.
14342 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14344 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14345 when -fprofile-generate* was passed.
14346 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14348 2009-06-11 Anthony Green <green@moxielogic.com>
14350 * config/moxie/moxie.md: Define length attribute for all instructions.
14352 (*b<cond:code>): Support limited branch ranges for new PC-relative
14353 branch instructions.
14354 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14356 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14358 * config/i386/i386.c (min_insn_size): Use get_attr_length
14359 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14360 For __asm return 0.
14362 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14363 instead of emit_insn_before.
14365 2009-06-10 Ian Lance Taylor <iant@google.com>
14368 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14371 2009-06-10 Revital Eres <eres@il.ibm.com>
14373 * passes.c (init_optimization_passes): Reschedule
14374 predictive-commoning pass before complete unroll pass.
14376 2009-06-10 Martin Jambor <mjambor@suse.cz>
14378 * cgraph.c (cgraph_node_can_be_local_p): New function.
14379 (cgraph_make_node_local): New function.
14380 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14381 (cgraph_make_node_local): Declare.
14383 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14385 * tree.h (tree_base): Add packed_flag and user_align fields.
14386 Decrease size of spare field.
14387 (TYPE_USER_ALIGN): Use user_align from tree_base.
14388 (DECL_USER_ALIGN): Likewise.
14389 (TYPE_PACKED): Use packed_flag from tree_base.
14390 (DECL_PACKED): Likewise.
14391 (tree_type): Delete packed_flag and user_align fields. Widen
14392 precision field. Widen mode field and shuffle fields to align
14393 mode on an 8-bit boundary.
14394 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14395 Renumber decl_flag_* fields. Fix comments. Widen
14396 decl_common_unused field.
14397 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14398 (DECL_EXTERNAL): Likewise.
14399 (DECL_BIT_FIELD): Likewise.
14400 (DECL_NONADDRESSABLE_P): Likewise.
14401 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14402 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14404 2009-06-10 Ian Lance Taylor <iant@google.com>
14406 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14407 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14408 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14409 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14410 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14411 DEF_VEC_ALLOC_FUNC_P.
14412 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14413 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14414 DEF_VEC_ALLOC_FUNC_O.
14415 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14416 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14417 DEF_VEC_ALLOC_FUNC_I.
14418 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14419 (vec_stack_p_reserve_exact_1): Declare.
14420 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14421 (vec_stack_free): Declare.
14422 (VEC_stack_alloc): Define.
14423 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14424 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14425 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14426 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14428 (stack_vecs): New static variable.
14429 (vec_stack_p_reserve_exact_1): New function.
14430 (vec_stack_o_reserve_1): New static function.
14431 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14432 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14433 (vec_stack_free): New function.
14434 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14435 (VEC_df_ref_stack_alloc): Define.
14436 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14437 DEF_VEC_ALLOC_P_STACK.
14438 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14439 (struct df_collection_rec): Change _vec fields to VEC. Remove
14441 (df_free_collection_rec): Adjust for new fields.
14442 (df_insn_rescan): Use new df_collection_rec fields.
14443 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14444 (df_ref_create_structure, df_ref_record): Likewise.
14445 (df_get_conditional_uses, df_get_call_refs): Likewise.
14446 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14447 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14448 (df_record_exit_block_uses, df_bb_verify): Likewise.
14449 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14450 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14451 Remove count parameter. Change return type to void. Change all
14453 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14454 Remove count parameter. Change return type to void. Change all
14456 (df_install_refs): Change old_vec parameter to VEC. Remove count
14457 parameter. Change all callers.
14458 (df_install_mws): Change old_vec parameter to VEC. Remove count
14459 parameter. Change all callers.
14460 (df_refs_verify): Change new_rec parameter to VEC. Change call
14462 (df_mws_verify): Likewise.
14464 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14466 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14468 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14470 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14472 2009-06-10 Anthony Green <green@moxielogic.com>
14474 * config/moxie/crti.asm: New file.
14475 * config/moxie/crtn.asm: New file.
14476 * config/moxie/moxie.c: New file.
14477 * config/moxie/moxie.h: New file.
14478 * config/moxie/sfp-machine.h: New file.
14479 * config/moxie/moxie-protos.h: New file.
14480 * config/moxie/t-moxie: Created.
14481 * config/moxie/t-moxie-softfp: Created.
14482 * config/moxie/moxie.md: Created.
14483 * config/moxie/constraints.md: Created.
14484 * config.gcc: Add moxie support.
14485 * doc/md.texi (Machine Constraints): Add moxie constraints.
14486 * doc/contrib.texi (Contributors): Mention moxie port.
14487 * doc/install.texi (Specific): Mention the moxie port.
14489 2009-06-09 Ian Lance Taylor <iant@google.com>
14491 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14492 compiling with C++.
14493 * optabs.c (optab_table): Only use designated initializers if
14494 HAVE_DESIGNATED_INITIALIZERS is defined.
14495 (convert_optab_table): Likewise.
14496 (init_optabs): Always call init_insn_codes if
14497 HAVE_DESIGNATED_INITIALIZERS is not defined.
14499 2009-06-09 Ian Lance Taylor <iant@google.com>
14501 * targhooks.c (default_builtin_vectorized_function): Change fn
14502 parameter to unsigned int.
14503 (default_builtin_vectorized_conversion): Change code parameter to
14505 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14506 * targhooks.h: Update declarations.
14507 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14508 parameter to unsigned int.
14510 * c-typeck.c (comptypes_check_enum_int): New static function.
14511 (comptypes_internal): Add enum_and_int_p parameter. Change all
14513 (comp_target_types): Add location parameter. Change all callers.
14514 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14515 Change all callers.
14516 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14517 (build_conditional_expr): Add colon_loc parameter. Change all
14519 (convert_for_assignment): Add location parameter. Change all callers.
14520 * c-parser.c (c_parser_conditional_expression): Pass location of
14521 colon to build_conditional_expr.
14522 * c-tree.h (build_conditional_expr): Update declaration.
14524 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14526 * graphite.c: Revert previous patch.
14528 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14531 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14533 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14535 * tree-ssa-loop-prefetch.c
14536 (loop_prefetch_arrays): Fixed a portability problem in printf format
14539 2009-06-09 Martin Jambor <mjambor@suse.cz>
14541 PR tree-optimization/40351
14542 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14543 refrence to a potential artifical subaccess can be constructed.
14545 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14547 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14548 (sh_override_options): Likewise.
14549 * config/sh/sh.c: Include params.h.
14550 (sh_optimization_options): New.
14551 (sh_override_options): Likewise.
14552 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14553 (OVERRIDE_OPTIONS): Use sh_override_options.
14555 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14557 * dwarf2out.c (emit_cfa_remember): New variable.
14558 (add_fde_cfi): If emit_cfa_remember, recurse to add
14559 DW_CFA_remember_state first.
14560 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14561 instead just set emit_cfa_remember.
14563 2009-06-08 Jan Hubicka <jh@suse.cz>
14566 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14568 2009-06-08 Jan Hubicka <jh@suse.cz>
14570 PR middle-end/39834
14571 * cgraphunit.c (save_inline_function_body): Do not copy transform
14572 hooks for saved inline bodies.
14573 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14574 for given function.
14576 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14578 * jump.c (returnjump_p): Handle delayed branches. Add missing
14581 2009-06-08 Jan Hubicka <jh@suse.cz>
14583 PR middle-end/40102
14584 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14585 original node might've been modified.
14586 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14588 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14590 * tree-object-size.c (addr_object_size): Add OSI argument.
14591 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14592 (compute_builtin_object_size, expr_object_size): Adjust callers.
14593 (plus_stmt_object_size): Call addr_object_size instead of
14594 compute_builtin_object_size.
14596 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14597 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14599 * tree-ssa-loop-prefetch.c
14600 (gather_memory_references): Introduced a counter for the number of
14602 (anything_to_prefetch_p): Introduced a counter for the number of
14604 (is_loop_prefetching_profitable): New function with a cost model
14606 (loop_prefetch_arrays): Use the new cost model to determine if
14607 prefetching is profitable.
14608 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14609 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14610 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14611 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14612 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14613 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14615 2009-06-08 Michael Matz <matz@suse.de>
14618 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14619 partitions use the same.
14620 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14621 for basevars of SSA_NAMEs.
14622 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14623 to not expand them twice.
14624 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14627 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14629 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14630 (fdump-final-insns=, gtoggle): New.
14631 * doc/invoke.texi: Document them.
14632 * final.c (rest_of_clean_state): Dump final insn stream.
14633 * gcc.c (invoke_as): Hook in -fcompare-debug.
14634 (static_spec_functions): Add compare-debug-dump-opt,
14635 compare-debug-self-opt and compare-debug-auxbase-opt.
14636 (compare_debug, compare_debug_second, compare_debug_opt): New.
14637 (switches_debug_check, n_switches_debug_check): New.
14638 (debug_auxbase_opt, debug_check_temp_file): New.
14639 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14641 (do_self_spec): Handle arguments after switches.
14642 (do_spec_1): Add .gk extension to temp file basenames for compare.
14643 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14644 (cc1_options): Use it instead of normal auxbase computation for
14645 the second compare-debug compilation.
14646 (compare_files): New.
14647 (main): Set up and implement compare debug mode.
14648 (compare_debug_dump_opt_spec_function): New.
14649 (compare_debug_self_opt_spec_function): New.
14650 (compare_debug_auxbase_opt_spec_function): New.
14651 * toplev.c (process_options): Handle flag_gtoggle,
14652 flag_dump_final_insns.
14653 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14654 during -fcompare-debug-second compilation.
14656 2009-06-07 Ian Lance Taylor <iant@google.com>
14658 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14659 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14661 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14662 with no default node. Change warning with %H to warning_at.
14663 Don't clear warn_switch around case checking.
14664 * doc/invoke.texi (Warning Options): Clarify distinction between
14665 -Wswitch and -Wswitch-enum.
14667 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14669 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14671 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14673 * gbl-ctors.h: Add header guard.
14675 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14677 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14678 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14679 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14680 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14681 prototypes for removed functions.
14682 (expressions_equal_p): Move to ...
14683 * tree-ssa-sccvn.h: ... here and ...
14684 * matrix-reorg.c: ... adjust includes.
14686 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14688 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14690 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14692 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14693 (finish_function): Remove erroneous whitespace.
14695 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14697 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14698 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14700 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14702 * errors.c (internal_error): Commentary typo fix.
14703 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14704 * tree-ssa-pre.c: Ditto.
14706 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14708 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14709 them is supposed to hold actual statements.
14711 2009-06-06 Ian Lance Taylor <iant@google.com>
14713 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14714 empty statements can now have attributes.
14716 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14718 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14719 * config/mips/mips.md: Ditto.
14721 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14723 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14725 (__eabi_uconvert): Likewise.
14727 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14729 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14730 CFI_* definitions with IN_GCC.
14732 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14734 * xcoffout.h (xcoffout_source_line): Update prototype.
14736 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14738 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14739 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14741 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14743 PR middle-end/40340
14744 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14745 inlined_function_outer_scope_p blocks for artificial inlines
14747 * tree.c (tree_nonartificial_location): Rewrite using
14748 block_nonartificial_location.
14750 2009-06-05 Revital Eres <eres@il.ibm.com>
14751 Leehod Baruch <leehod@il.ibm.com>
14753 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14754 (expand_expr_real_1): Remove comment.
14755 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14756 Vectorize misaligned access when the target supports it.
14757 (vect_supportable_dr_alignment): Check for unaligned access support.
14758 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14761 2009-06-05 Julian Brown <julian@codesourcery.com>
14763 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14764 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14766 2009-06-05 Richard Guenther <rguenther@suse.de>
14769 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14770 as possibly unused.
14772 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14774 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14775 (save_gprs): Don't tell unwinder when a global register is saved.
14776 (s390_emit_epilogue): Emit needed epilogue unwind info.
14778 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14780 * dwarf2out.c (deferred_asm_name): New.
14781 (add_name_and_src_coords_attributes): Defer creation of
14782 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14784 (move_linkage_attr): New.
14785 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14788 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14790 * tree-nested.c (finalize_nesting_tree_1): Declare the
14791 frame_decl in the binding tree.
14793 2009-06-04 Cary Coutant <ccoutant@google.com>
14795 * basic-block.h (struct basic_block_def): Add discriminator field.
14796 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14798 * debug.c (do_nothing_debug_hooks): Add additional entry.
14799 (debug_nothing_int_charstar_int): New function.
14800 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14801 (debug_nothing_int_charstar_int): New declaration.
14802 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14803 discriminator value in .loc directive.
14804 * final.c (last_discriminator): New variable.
14805 (discriminator): New variable.
14806 (final_start_function): Initialize above variables, pass current
14807 discriminator to debug hook.
14808 (notice_source_line): Check for discriminator change.
14809 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14810 * sdbout.c (sdbout_source_line): New parameter.
14811 * tree-cfg.c (struct locus_discrim_map): New structure type.
14812 (discriminator_per_locus): New hash table.
14813 (build_gimple_cfg): Allocate and free discriminator hash table.
14814 (make_edges): Call assign_discriminator.
14815 (locus_map_hash): New function.
14816 (locus_map_eq): New function.
14817 (next_discriminator_for_locus): New function.
14818 (same_line_p): New function.
14819 (assign_discriminator): New function.
14820 (make_cond_expr_edges): Call assign_discriminator.
14821 (make_gimple_switch_edges): Likewise.
14822 (first_non_label_stmt): New function.
14823 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14825 * xcoffout.c (xcoffout_source_line): Add new parameter.
14827 * configure.ac (gcc_cv_as_discriminator): New configury check for
14828 gas support for discriminator.
14829 * configure: Regenerate.
14830 * config.in: Regenerate.
14832 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14834 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14835 val after checking for integers.
14837 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14839 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14841 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14842 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14843 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14844 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14845 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14846 X64_SSE_REGPARM_MAX.
14847 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14848 X64_SSE_REGPARM_MAX.
14850 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14852 * gcc.c (report_times_to_file): New.
14853 (execute): Implement it.
14854 (process_command): Support -time=.
14855 * doc/invoke.texi: Document it.
14857 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14859 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14860 that have value exprs.
14862 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14864 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14865 declarations for constants until...
14866 (dw2_output_indirect_constant_1): ... this point.
14868 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14871 * arm.md (arm_addsi3): Don't try to split an add with an
14872 eliminable register until after reload has completed.
14874 2009-06-03 Ian Lance Taylor <iant@google.com>
14876 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14877 * genattrtab.c (write_length_unit_log): Likewise.
14878 * genchecksum.c (dosum): Likewise.
14879 * gengtype.c (write_rtx_next): Likewise.
14880 (finish_root_table, write_roots): Likewise.
14881 * gimple.c (gimple_ops_offset_): Likewise.
14882 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14883 * config/arc/arc.c (arc_attribute_table): Likewise.
14884 * config/arm/arm.c (arm_attribute_table): Likewise.
14885 * config/avr/avr.c (avr_attribute_table): Likewise.
14886 * config/crx/crx.c (crx_attribute_table): Likewise.
14887 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14888 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14889 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14890 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14891 * config/sh/sh.c (sh_attribute_table): Likewise.
14892 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14893 * config/spu/spu.c (spu_attribute_table): Likewise.
14894 * config/v850/v850.c (v850_attribute_table): Likewise.
14896 * config/alpha/alpha.c (vms_attribute_table): Make static.
14897 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14898 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14899 * config/mips/mips.c (mips_attribute_table): Likewise.
14901 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14903 (cc1-checksum.o): Likewise.
14905 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14907 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14909 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14911 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14912 insn if it is changing sp. Use gen_add3_insn instead of
14913 conditionally gen_addsi3 and gen_adddi3.
14914 (offset_below_red_zone_p): New static inline function.
14915 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14916 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14917 * config/rs6000/ppc-asm.h: Include auto-host.h.
14918 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14919 CFI_RESTORE): Define.
14920 * config/rs6000/crtresxgpr.asm: Add unwind info.
14921 * config/rs6000/crtresxfpr.asm: Likewise.
14922 * config/rs6000/crtresgpr.asm: Likewise.
14923 * config/rs6000/crtresfpr.asm: Likewise.
14924 * config/rs6000/crtsavgpr.asm: Likewise.
14925 * config/rs6000/crtsavfpr.asm: Likewise.
14927 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14928 argument of DWARF2_FRAME_REG_OUT macros.
14930 2009-06-03 Julian Brown <julian@codesourcery.com>
14932 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14933 words or less (including TImode) in core registers.
14935 2009-06-03 Richard Guenther <rguenther@suse.de>
14937 PR middle-end/40328
14938 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14940 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14942 * statistics.c (statistics_counter_event): Do not record event
14943 in pass dump if its number == -1.
14944 (curr_statistics_hash): Add assert that we never get passes
14945 with static number == -1.
14947 2009-06-03 Richard Guenther <rguenther@suse.de>
14948 Andrey Belevantsev <abel@ispras.ru>
14950 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14951 non-BLKmode arrays addressable.
14953 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14955 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14956 * config/m68k/m68k.h: ... here.
14958 2009-06-03 Martin Jambor <mjambor@suse.cz>
14960 PR tree-optimization/40323
14961 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14964 2009-06-03 Richard Guenther <rguenther@suse.de>
14966 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14969 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14971 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14972 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14973 JUMP_TABLE_DATA_P where applicable.
14974 * config/sh/sh.c: Ditto.
14975 * config/sh/sh.h: Ditto.
14976 * config/sh/sh.md: Ditto.
14977 * config/sh/symbian.c: Ditto.
14979 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14981 * config/i386/driver-i386.c (describe_cache): Optimize
14982 concatenation of strings. Use snprintf instead of sprintf.
14983 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14984 target when not compiling with GCC.
14986 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14988 * config/sh/sh.c: Revert last change.
14989 (sh_expand_epilogue): Emit a blockage insn before the frame
14990 pointer adjustment unconditionally.
14992 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14994 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14995 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14996 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14997 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14998 to COLLECT_GCC_OPTIONS.
15000 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15002 * collect2.c (target_system_root): New variable.
15003 (main): Handle --sysroot=.
15004 (ignore_library): Strip the sysroot from the library path.
15006 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15008 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
15009 (collect2.o): Depend on collect2-aix.h.
15010 (collect2-aix.o): New rule.
15011 * collect2-aix.h: New file.
15012 * collect2-aix.c: Likewise.
15013 * collect2.c: Include collect2-aix.h. Don't undefine
15014 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
15015 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
15016 Use TARGET_AIX_VERSION instead of _AIX51.
15017 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
15018 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
15019 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
15020 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
15021 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
15023 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15025 * collect2.c (ignore_library): Avoid premature post-increment
15026 and null deference.
15028 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
15030 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
15031 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
15032 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
15033 CROSS_DIRECTORY_STRUCTURE too.
15034 (LINK_LIBG_SPEC): Likewise.
15035 (LIB_SPEC): Add %R to sysroot paths.
15036 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15037 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15038 * config/rs6000/aix51.h: As for aix43.h.
15039 * config/rs6000/aix52.h: Likewise.
15040 * config/rs6000/aix53.h: Likewise.
15041 * config/rs6000/aix61.h: Likewise.
15042 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15043 to the beginning of sysroot paths.
15045 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15047 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15048 INSN_LISTs that are out of the REG_NOTE range.
15050 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15052 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15053 (struct var_to_expand): Likewise.
15054 (struct opt_info): Add head and tail for linked lists of the above.
15055 (analyze_insn_to_expand_var): Initialize next.
15056 (analyze_iv_to_split_insn): Likewise.
15057 (analyze_insns_in_loop): Create linked lists.
15058 (allocate_basic_variable): Simplify for use without hash table.
15059 (insert_var_expansion_initialization): Likewise, make it type-safer.
15060 (combine_var_copies_in_loop_exit): Likewise.
15061 (apply_opt_in_copies): Walk lists rather than hash tables.
15062 (release_var_copies): Simplified and inlined by hand into...
15063 (free_opt_info): ... this function.
15065 2009-06-02 Richard Guenther <rguenther@suse.de>
15067 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15070 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15072 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15073 only for builtins that are not overridden.
15075 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15077 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15080 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15082 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15084 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15086 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15088 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15090 * common.opt (fdump-unnumbered-links): New.
15091 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15092 * print-rtl.c (flag_dump_unnumbered_links): New.
15093 (print_rtx): Test it.
15095 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15097 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15098 push/pop multiple to 8-byte alignment.
15100 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15102 * config/i386/i386.c (queued_cfa_restores): New static variable.
15103 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15105 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15106 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15107 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15108 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15109 note unconditionally.
15110 (ix86_emit_restore_regs_using_mov): Likewise.
15111 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15112 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15113 it through to ix86_emit_restore_reg_using_pop.
15114 (ix86_emit_leave): Add RED_OFFSET argument. Call
15115 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15116 instead of adding REG_CFA_OFFSET note unconditionally.
15117 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15118 the above functions. Call ix86_add_queued_cfa_restore_notes when
15121 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15122 force output of the label even for dwarf2out_do_cfi_asm.
15123 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15124 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15125 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15127 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15128 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15129 dwarf2out_cfi_label callers.
15130 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15131 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15132 Adjust dwarf2out_cfi_label callers.
15133 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15135 * config/i386/i386.h (struct machine_cfa_state,
15136 struct machine_function): Guard with ifndef USED_FOR_TARGET
15137 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15140 * emutls.c (__emutls_get_address): Change arr->size to mean number
15141 of allocated arr->data entries instead of # of slots + 1.
15143 PR middle-end/40316
15144 * recog.c (peep2_reinit_state): New function.
15145 (peephole2_init_state): Use it at the end of a basic block and also
15146 when seeing a RTX_FRAME_RELATED_P insn.
15148 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15150 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15151 fixuns_truncrfdi2): New.
15152 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15153 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15154 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15155 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15156 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15157 *recip_approx): Remove.
15158 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15159 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15160 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15162 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15165 2009-06-01 Ian Lance Taylor <iant@google.com>
15167 * attribs.c (register_attribute): Use CONST_CAST.
15168 * collect2.c (main): Use CONST_CAST2.
15169 (scan_prog_file): Likewise.
15170 * gcc.c (process_command, main): Likewise.
15171 * toplev.c (toplev_main): Likewise.
15173 * c-typeck.c (handle_warn_cast_qual): New static function,
15174 partially broken out of build_c_cast.
15175 (build_c_cast): Call handle_warn_cast_qual.
15176 * doc/invoke.texi (Warning Options): Document new effect of
15179 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15181 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15182 (diagnostic_report_current_module): Print columns.
15183 * common.opt (flag_show_column): Enable by default.
15185 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15187 * alias.c (find_base_term): Check for NULL term before returning.
15189 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15191 Revert due to PR40320:
15192 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15193 * calls.c (emit_library_call_value_1): Don't force_operand for move
15196 2009-06-01 Olivier Hainque <hainque@adacore.com>
15197 Eric Botcazou <ebotcazou@adacore.com>
15199 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15200 to be processed as a bitfield for constructor output purposes.
15201 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15203 * varasm.c (oc_local_state): New type, output_constructor
15204 local state to support communication with helpers.
15205 (oc_outer_state): New type, output_constructor outer state of
15206 relevance in recursive calls.
15207 (output_constructor_array_range): New output_constructor helper,
15208 extracted code for an array range element.
15209 (output_constructor_regular_field): New output_constructor helper,
15210 extracted code for an element that is not a bitfield.
15211 (output_constructor_bitfield): New output_constructor helper,
15212 extracted code for a bitfield element. Accept an OUTER state
15213 argument for recursive processing. Recurse on record or array
15214 CONSTRUCTOR values, possibly past noop conversions.
15215 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15216 VALUE is a valid constant-valued expression for use in a static
15217 bit-field initializer.
15218 (output_constructor): Rework to use helpers. Accept and honor an
15219 OUTER state argument for recursive calls. Return total size. Be
15220 prepared for nested constructors initializing bitfields.
15221 (output_constant): Feed OUTER in calls to output_constructor.
15223 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15225 * calls.c (emit_library_call_value_1): Don't force_operand for move
15228 2009-06-01 Nick Clifton <nickc@redhat.com>
15230 * doc/invoke.texi (IA-64 Options): Fix typo.
15232 2009-06-01 Ira Rosen <irar@il.ibm.com>
15234 PR tree-optimization/39129
15235 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15237 (vect_do_peeling_for_loop_bound): Use
15238 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15239 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15240 (vect_loop_versioning): Likewise.
15241 (vect_create_cond_for_alias_checks): Fix indentation.
15242 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15244 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15245 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15246 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15247 "control flow in loop".
15248 (vect_estimate_min_profitable_iters): Use
15249 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15250 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15251 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15252 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15253 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15254 statement belongs to a group of strided accesses with the exact code
15256 (vectorizable_load): Likewise.
15257 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15258 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15260 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15262 * config/freebsd-stdint.h: New file.
15263 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15264 Add freebsd-stdint.h to tm_file.
15266 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15268 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15269 (thumb2_extendhidi2): Likewise.
15271 2009-05-31 Ian Lance Taylor <iant@google.com>
15273 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15275 2009-05-31 Ian Lance Taylor <iant@google.com>
15277 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15278 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15279 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15281 2009-05-31 Jason Merrill <jason@redhat.com>
15283 * tree-pretty-print.c (print_call_name): Take the callee, not the
15284 call itself. Make non-static. Use dump_function_name for functions.
15285 (dump_generic_node): Adjust.
15286 * diagnostic.h: Declare print_call_name.
15287 * gimple-pretty-print.c (dump_gimple_call): Use it.
15289 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15291 * config/sh/sh.md (ashldi3_std): New define_expand.
15294 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15297 * config/sh/sh.c: Include debug.h.
15298 (sh_expand_epilogue): Emit a blockage insn before the frame
15299 pointer adjustment also when dwarf2out_do_frame returns true.
15301 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15303 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15304 (thumb2_extendqidi2): New pattern.
15306 2009-05-31 Ira Rosen <irar@il.ibm.com>
15308 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15309 mark phis for renaming.
15310 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15311 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15312 Call mark_sym_for_renaming.
15313 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15314 * tree-vect-loop.c (vect_transform_loop): Remove
15315 vect_memsyms_to_rename initialization and a call to
15316 mark_set_for_renaming.
15318 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15320 PR middle-end/40304
15321 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15322 frame related even if !set_cfa && style < 0.
15324 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15326 * config/i386/mingw-tls.c: New file.
15327 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15328 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15329 defining _WIN32 but not __CYGWIN__.
15331 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15333 * configure.ac: Add MPC support.
15335 * config.in, configure: Regenerate.
15337 2009-05-29 Richard Henderson <rth@redhat.com>
15339 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15340 NOTE_INSN_BASIC_BLOCK.
15341 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15342 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15343 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15345 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15347 (add_cfi): Disable check redefining cfa away from drap.
15348 (lookup_cfa_1): Add remember argument; handle remember/restore.
15349 (lookup_cfa): Pass remember argument.
15350 (cfa_remember): New.
15351 (compute_barrier_args_size_1): Remove sibcall check.
15352 (dwarf2out_frame_debug_def_cfa): New.
15353 (dwarf2out_frame_debug_adjust_cfa): New.
15354 (dwarf2out_frame_debug_cfa_offset): New.
15355 (dwarf2out_frame_debug_cfa_register): New.
15356 (dwarf2out_frame_debug_cfa_restore): New.
15357 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15358 (dwarf2out_begin_epilogue): New.
15359 (dwarf2out_frame_debug_restore_state): New.
15360 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15361 DW_CFA_restore_state.
15362 (output_cfi_directive): Likewise.
15363 (convert_cfa_to_fb_loc_list): Likewise.
15364 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15365 * dwarf2out.h: Update.
15366 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15367 (copy_insn_1): Early out for null.
15368 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15369 and dwarf2out_frame_debug_restore_state.
15370 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15371 (prologue_insn_hash, epilogue_insn_hash): New.
15372 (free_after_compilation): Adjust freeing accordingly.
15373 (record_insns): Create hash table if needed; push insns into
15374 hash instead of array.
15375 (maybe_copy_epilogue_insn): New.
15376 (contains): Search hash table instead of array.
15377 (sibcall_epilogue_contains): Remove.
15378 (thread_prologue_and_epilogue_insns): Split eh_return insns
15379 and mark them as epilogues.
15380 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15381 scanning in terms of basic blocks.
15382 * insn-notes.def (CFA_RESTORE_STATE): New.
15383 * jump.c (returnjump_p_1): Accept EH_RETURN.
15384 (eh_returnjump_p_1, eh_returnjump_p): New.
15385 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15386 CFA_REGISTER, CFA_RESTORE): New.
15387 * rtl.def (EH_RETURN): New.
15388 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15390 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15391 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15393 * config/i386/i386.c (gen_push): Update cfa state.
15394 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15395 add a CFA_ADJUST_CFA note.
15396 (ix86_dwarf_handle_frame_unspec): Remove.
15397 (ix86_expand_prologue): Update cfa state.
15398 (ix86_emit_restore_reg_using_pop): New.
15399 (ix86_emit_restore_regs_using_pop): New.
15400 (ix86_emit_leave): New.
15401 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15402 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15403 * config/i386/i386.h (struct machine_cfa_state): New.
15404 (ix86_cfa_state): New.
15405 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15406 (eh_return_internal): Merge from eh_return_<mode>,
15407 use eh_return rtx, split w/ epilogue.
15409 2009-05-29 Ian Lance Taylor <iant@google.com>
15411 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15413 * calls.c (emit_library_call_value_1): Likewise.
15415 * c-typeck.c (c_build_va_arg): New function.
15416 * c-tree.h (c_build_va_arg): Declare.
15417 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15418 instead of build_va_arg.
15420 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15422 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15423 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15424 (ptr_difference_cost): Use affine combinations to compute it.
15425 (difference_cost): Likewise.
15426 (get_computation_cost_at): Compute more accurate cost for addresses
15427 if the ratio is a multiplier allowed in addresses.
15428 For non-addresses, consider that an additional offset or symbol is
15431 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15433 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15434 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15436 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15437 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15438 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15440 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15441 to 1 for TYPE_SSE{IADD1,CVT1}.
15442 (prefix_vex_imm8): Removed.
15443 (length_vex): Only pass 1 as second argument to
15444 ix86_attr_length_vex_default if prefix_extra is 0.
15445 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15446 (length): For prefix vex computation use length_immediate
15447 attribute instead of prefix_vex_imm8.
15448 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15449 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15450 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15451 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15452 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15453 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15454 a space in between the operands.
15455 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15456 if one operand is 0xff and the other one si, di, bp or sp.
15457 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15458 other one si, di, bp or sp.
15459 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15460 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15461 type and mode attributes.
15462 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15463 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15464 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15465 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15466 prefix_data16 attribute iff MODE_DF.
15467 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15468 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15469 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15470 constm128_operand in length_immediate computation.
15471 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15472 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15473 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15474 length_immediate attribute to 1.
15475 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15476 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15477 for certain alternatives.
15478 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15479 prefix_data16 attribute if MODE_V1DF.
15480 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15481 length_immediate to 1.
15482 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15483 length_address to 4, set mode attribute to MODE_DI.
15484 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15485 (fxam<mode>2_i387): Set length attribute to 4.
15486 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15487 *prefetch_3dnow_rex): Override length_address attribute.
15488 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15490 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15491 (constm128_operand): Removed.
15492 * config/i386/i386.c (memory_address_length): For
15493 disp && !index && !base in 64-bit mode account for SIB byte if
15494 print_operand_address can't optimize disp32 into disp32(%rip)
15495 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15496 for fs: or gs: segment.
15497 (ix86_attr_length_immediate_default): When checking if shortform
15498 is possible, truncate immediate to the length of the non-shortened
15500 (ix86_attr_length_address_default): Ignore MEM_P operands
15502 (ix86_attr_length_vex_default): Only check for DImode on
15503 GENERAL_REG_P operands.
15504 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15505 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15506 (sse_cvttps2pi): Clear prefix_rep attribute.
15507 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15509 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15510 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15511 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15512 iff operand 2 is const_int_operand.
15513 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15514 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15515 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15517 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15519 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15520 prefix_data16 attribute for movlpd and movhpd instructions.
15521 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15522 length_immediate for shufpd instruction.
15523 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15524 (avx_cmpp<avxmodesuffixf2c><mode>3,
15525 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15526 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15527 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15528 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15529 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15530 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15531 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15532 prefix_data16 attribute for the first alternative to 1.
15533 (*avx_loadlps): Override length_immediate for the first alternative.
15534 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15535 attributes for second alternative.
15536 (*vec_concatv2sf_sse4_1): Override length_immediate and
15537 prefix_data16 attributes for second alternative.
15538 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15539 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15540 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15541 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15542 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15543 prefix_data16 and length_immediate to 1.
15544 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15546 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15547 prefix_extra attribute for variants that don't have 0f prefix alone.
15548 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15549 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15550 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15551 *sse4_1_pextrd): Set length_immediate to 1.
15552 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15553 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15555 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15556 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15557 length_immediate to 1 for second alternative.
15558 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15559 prefix_extra and length_immediate attributes for the first
15561 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15563 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15564 to 1 for the first and third alternative.
15565 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15567 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15569 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15571 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15572 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15573 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15574 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15575 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15576 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15577 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15578 ssse3_psign<mode>3): Override prefix_rex attribute.
15579 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15580 (ssse3_palignrti): Override length_immediate to 1.
15581 (ssse3_palignrdi): Override length_immediate to 1, override
15582 prefix_rex attribute.
15583 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15584 (sse4a_extrqi): Override length_immediate to 2.
15585 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15586 (sse4a_insertq): Override prefix_data16 to 0.
15587 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15588 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15589 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15590 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15591 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15592 and length_immediate to 1.
15593 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15594 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15595 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15596 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15597 and length_immediate to 1.
15598 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15599 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15600 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15601 avx_ptest256): Override prefix_extra to 1.
15602 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15603 Override prefix_data16 and length_immediate to 1.
15604 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15605 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15606 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15607 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15608 prefix_data16 to 0 and prefix_extra to 2.
15609 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15610 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15612 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15613 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15614 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15615 and prefix_extra to 2.
15616 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15617 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15618 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15619 avx_vpermilvar<mode>3,
15620 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15621 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15622 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15623 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15624 Override prefix_extra to 1.
15625 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15626 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15627 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15628 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15629 prefix_extra and length_immediate to 1.
15630 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15632 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15633 to 1 for the first alternative.
15634 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15635 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15637 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15638 *movv2sf_internal_avx, *movv2sf_internal): Override
15639 prefix_rep attribute for certain alternatives.
15640 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15641 attributes for certain alternatives.
15642 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15643 attributes for certain alternatives.
15644 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15645 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15646 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15647 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15648 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15649 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15650 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15651 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15652 length_immediate to 1 if operand 2 is const_int_operand.
15653 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15654 *vec_extractv2si_1): Set length_immediate attribute to 1.
15655 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15656 using old 3DNOW insn rather than SSE/3DNOW_A.
15657 (mmx_emms, mmx_femms): Clear modrm attribute.
15659 2009-05-29 Martin Jambor <mjambor@suse.cz>
15661 * tree-sra.c: New implementation of SRA.
15663 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15664 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15665 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15666 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15667 (SRA_MAX_STRUCTURE_COUNT): Removed.
15668 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15669 * doc/invoke.texi (sra-max-structure-size): Removed.
15670 (sra-field-structure-ratio): Removed.
15672 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15674 PR middle-end/40291
15675 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15678 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15680 PR rtl-optimization/40101
15681 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15682 seqno. Adjust comment.
15683 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15684 inserting bookkeeping before a jump, the jump is not scheduled.
15685 When no positive seqno found, provide a value. Add comment.
15687 2009-05-29 Richard Guenther <rguenther@suse.de>
15689 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15690 short-cutting on the first component.
15692 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15694 PR middle-end/39958
15695 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15696 for trees other than decls/types.
15698 2009-05-29 Richard Guenther <rguenther@suse.de>
15700 * tree-ssa-operands.c (get_expr_operands): Do not handle
15701 INDIRECT_REFs in the handled-component case. Remove
15702 unused get_ref_base_and_extent case.
15703 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15704 tree_low_cst and host_integerp where possible.
15705 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15706 codes for equivalence.
15707 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15709 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15711 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15712 to tmake_file for i[34567]86-*-cygwin*.
15714 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15717 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15718 (altivec_categorize_keyword, init_vector_keywords,
15719 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15722 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15724 * tree.c (handle_dll_attribute): Check if node is
15725 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15727 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15729 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15731 (thumb2_zero_extendqidi2): Likewise.
15733 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15735 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15736 instead of gen_movrt.
15737 * config/sh/sh.md (movrt): Remove.
15739 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15741 * doc/invoke.texi (IA-64 Options):
15742 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15743 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15744 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15745 -msched-prefer-non-control-spec-insns,
15746 -msched-stop-bits-after-every-cycle,
15747 -msched-count-spec-in-critical-path,
15748 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15749 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15750 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15751 and -msched-spec-verbose.
15753 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15755 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15756 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15758 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15760 2009-05-28 Richard Guenther <rguenther@suse.de>
15762 * tree-ssa-alias.c (ao_ref_init): New function.
15763 (ao_ref_base): Likewise.
15764 (ao_ref_base_alias_set): Likewise.
15765 (ao_ref_alias_set): Likewise.
15766 (refs_may_alias_p_1): Change signature.
15767 (refs_may_alias_p): Adjust.
15768 (refs_anti_dependent_p): Likewise.
15769 (refs_output_dependent_p): Likewise.
15770 (call_may_clobber_ref_p_1): Change signature.
15771 (call_may_clobber_ref_p): Adjust.
15772 (stmt_may_clobber_ref_p_1): New function split out from ...
15773 (stmt_may_clobber_ref_p): ... here.
15774 (maybe_skip_until): Adjust signature.
15775 (get_continuation_for_phi): Likewise.
15776 (walk_non_aliased_vuses): Likewise.
15777 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15778 (ao_ref_init): Declare.
15779 (ao_ref_base): Likewise.
15780 (ao_ref_alias_set): Likewise.
15781 (stmt_may_clobber_ref_p_1): Likewise.
15782 (walk_non_aliased_vuses): Adjust.
15783 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15784 (get_ref_from_reference_ops): remove.
15785 (vn_reference_lookup_2): Adjust signature.
15786 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15787 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15788 (vn_reference_lookup): Adjust.
15789 (vn_reference_insert): Likewise.
15790 (vn_reference_insert_pieces): Adjust signature.
15791 (visit_reference_op_call): Adjust.
15792 * tree-ssa-pre.c (get_expr_type): Simplify.
15793 (phi_translate_1): Adjust.
15794 (compute_avail): Likewise.
15795 (translate_vuse_through_block): Do not re-build trees.
15796 (value_dies_in_block_x): Likewise.
15797 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15799 (vn_reference_lookup_pieces): Adjust declaration.
15800 (vn_reference_insert_pieces): Likewise.
15802 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15804 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15805 with checking disabled.
15807 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15811 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15812 macro definition for support of three-operand format aligned
15813 .comm directive in assembler on cygwin/pe/mingw target OS.
15814 * configure: Regenerate.
15815 * config.h: Regenerate.
15817 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15818 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15819 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15821 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15822 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15824 2009-05-28 Ira Rosen <irar@il.ibm.com>
15826 PR tree-optimization/40254
15827 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15828 in analysis of basic blocks.
15830 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15832 PR middle-end/33699
15833 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15834 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15835 (TARGET_INITIALIZER): Use it.
15836 * cse.c (CHEAPER): Move it up to the other macros.
15837 (insert): Rename this ...
15838 (insert_with_costs): ... to this. Add cost parameters. Update
15840 (insert): New function. Call insert_with_costs.
15841 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15842 find_reg_offset_for_const, try_const_anchors): New functions.
15843 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15844 when using a const-anchor. Call insert_const_anchors.
15845 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15846 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15848 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15850 * tree-inline.c (remap_decls): Enable nonlocalized variables
15851 when not optimizing.
15853 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15855 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15856 Simplify other tests involving optimize.
15858 2009-05-27 Tom Tromey <tromey@redhat.com>
15860 * unwind-dw2.c (_Unwind_DebugHook): New function.
15861 (uw_install_context): Call _Unwind_DebugHook.
15863 2009-05-27 Tom Tromey <tromey@redhat.com>
15865 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15867 2009-05-27 Ian Lance Taylor <iant@google.com>
15869 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15870 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15871 (ALL_LINKERFLAGS): Define.
15872 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15873 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15874 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15875 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15876 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15877 $(LINKER_FOR_BUILD).
15878 (build/gcov-iov$(build_exeext)): Likewise.
15880 2009-05-27 Julian Brown <julian@codesourcery.com>
15882 * gcse.c (target.h): Include.
15883 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15884 copy of argument to a pseudo register.
15886 2009-05-27 Diego Novillo <dnovillo@google.com>
15888 * tree-ssa-live.c (dump_scope_block): Document arguments.
15889 (dump_scope_blocks): Document.
15890 (debug_scope_blocks): New.
15891 * tree-flow.h (debug_scope_blocks): Declare.
15893 2009-05-21 Denis Chertykov <denisc@overta.ru>
15895 * doc/contrib.texi (Contributors): Add myself to the list.
15897 2009-05-27 Olivier Hainque <hainque@adacore.com>
15899 * expr.c (target_align): New function. Alignment the TARGET of an
15900 assignment may be assume to have.
15901 (highest_pow2_factor_for_target): Use it instead of relying on
15902 immediate tree attributes of TARGET, not necessarily honored when
15903 intermediate bitfields are involved.
15905 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15908 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15909 AVX, SSE4, AES, PCLMUL and POPCNT.
15911 2009-05-27 Diego Novillo <dnovillo@google.com>
15913 * tree-pretty-print.c (dump_location): New.
15914 (dump_generic_node): Call it.
15915 Factor code to handle BLOCK nodes ...
15916 (dump_block_node): ... here.
15918 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15920 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15922 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15924 * gcc-plugin.h: Include config.h and system.h.
15925 (IN_GCC): Define if not defined.
15927 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15929 PR middle-end/40249
15930 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15933 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15935 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15937 * config/m32r/m32r.h: Ditto.
15938 * config/m32r/m32r.md: Ditto.
15939 * config/m32r/predicates.md: Ditto.
15941 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15943 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15945 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15948 (Loading plugins): typo.
15949 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15950 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15951 (Interacting with the GCC Garbage Collector): Added new section.
15952 (Giving information about a plugin): Added new section for
15954 * ggc.h (ggc_register_root_tab): Added declaration.
15955 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15956 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15957 (register_callback): Improved comment in declaration.
15958 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15959 (extra_root_vec) Added static variable for dynamic roots registration.
15960 (ggc_register_root_tab) Added new routine.
15961 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15962 PLUGIN_GGC_MARKING event.
15963 * ggc-zone.c: Include plugin.h.
15964 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15965 * ggc-page.c: Include plugin.h.
15966 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15967 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15968 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15969 (register_callback): check lack of callbacks for
15970 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15971 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15972 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15973 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15974 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15975 dependency on plugin.h.
15976 (plugin.o): Added dependency on ggc.h...
15978 2009-05-26 Richard Guenther <rguenther@suse.de>
15980 PR middle-end/40248
15982 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15983 with mismatched comparison modes.
15985 * expr.c (expand_expr_real_1): Expand the operand of a
15986 VIEW_CONVERT_EXPR in its natural mode.
15988 2009-05-26 Ian Lance Taylor <iant@google.com>
15990 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15991 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15992 (ALL_COMPILERFLAGS): Define.
15993 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15994 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15995 (collect2$(exeext), collect2.o): Likewise.
15996 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15997 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15998 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15999 (libbackend.o, intl.o, cppdefault.o): Likewise.
16000 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
16001 (build/%.o): Use $(COMPILER_FOR_BUILD).
16002 (build/gen%$(build_exeext)): Likewise.
16003 (build/gcov-iov$(build_exeext)): LIkewise.
16004 * config/t-darwin (darwin.o): Use $(COMPILER).
16005 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
16006 * config/t-sol2 (sol2-c.o): Likewise.
16007 (sol2.o): Likewise.
16008 * config/t-vxworks (vxworks.o): Likewise.
16009 * config/x-darwin (host-darwin.o): Likewise.
16010 * config/x-hpux (host-hpux.o): Likewise.
16011 * config/x-linux (host-linux.o): Likewise.
16012 * config/x-solaris (host-solaris.o): Likewise.
16013 * config/alpha/x-alpha (driver-alpha.o): Likewise.
16014 * config/arm/t-arm (arm-c.o): Likewise.
16015 * config/arm/t-pe (pe.o): Likewise.
16016 * config/arm/t-wince-pe (pe.o): Likewise.
16017 * config/i386/t-cygming (winnt.o): Likewise.
16018 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
16019 * config/i386/t-cygwin (cygwin1.o): Likewise.
16020 (cygwin2.o): Likewise.
16021 * config/i386/t-i386 (i386-c.o): Likewise.
16022 * config/i386/t-interix (winnt.o): Likewise.
16023 * config/i386/t-netware (netware.o): Likewise.
16024 * config/i386/t-nwld (nwld.o): Likewise.
16025 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
16026 * config/i386/x-i386 (driver-i386.o): Likewise.
16027 * config/i386/x-cygwin (host-cygwin.o): Likewise.
16028 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
16029 * config/ia64/t-ia64 (ia64-c.o): Likewise.
16030 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
16031 * config/mips/x-native (driver-native.o): Likewise.
16032 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
16033 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16034 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16035 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16036 * config/score/t-score-elf (score7.o): Likewise.
16037 (score3.o): Likewise.
16038 * config/sh/t-sh (sh-c.o): Likewise.
16039 * config/sh/t-symbian (sh-c.o): Likewise.
16040 (symbian.o): Likewise.
16041 * config/spu/t-spu-elf (spu-c.o): Likewise.
16042 * config/v850/t-v850 (v850-c.o): Likewise.
16043 * config/v850/t-v850e (v850-c.o): Likewise.
16045 2009-05-26 Richard Guenther <rguenther@suse.de>
16047 PR tree-optimization/40122
16048 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16049 VECTOR_CSTs if possible.
16050 (fold_gimple_assign): Likewise.
16052 2009-05-26 Richard Guenther <rguenther@suse.de>
16054 PR middle-end/40252
16055 * fold-const.c (fold_binary): Use the correct types for building
16058 2009-05-26 Richard Guenther <rguenther@suse.de>
16060 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16061 redundant calls to merge_alias_info.
16062 (bump_vector_ptr): Likewise.
16063 * tree-ssa-copy.c (merge_alias_info): Remove.
16064 (replace_exp_1): Remove call to merge_alias_info.
16065 (propagate_tree_value): Likewise.
16066 (fini_copy_prop): Propagate points-to info.
16067 * tree-flow.h (merge_alias_info): Remove.
16069 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16071 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16073 2009-05-25 Jan Hubicka <jh@suse.cz>
16075 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16076 * cgraph.h (struct inline_summary): New filed self_wize,
16077 size_inlining_benefit, self_time and time_inlining_benefit.
16078 (struct cgraph_global_info): Replace insns by time ans size fields.
16079 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16080 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16081 (ipcp_update_callgraph): Do not touch function bodies.
16082 * ipa-inline.c: Include except.h
16083 (MAX_TIME): New constant.
16084 (overall_insns): Remove.
16085 (leaf_node_p): New.
16086 (overall_size, max_benefit): New static variables.
16087 (cgraph_estimate_time_after_inlining): New function.
16088 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16089 (cgraph_clone_inlined_nodes): Update size.
16090 (cgraph_mark_inline_edge): Update size.
16091 (cgraph_estimate_growth): Use size info.
16092 (cgraph_check_inline_limits): Check size.
16093 (cgraph_default_inline_p): Likewise.
16094 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16095 (cgraph_decide_recursive_inlining): Check size.
16096 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16098 (cgraph_decide_inlining): Likewise.
16099 (cgraph_decide_inlining_incrementally): Likewise; honor
16100 PARAM_EARLY_INLINING_INSNS.
16101 (likely_eliminated_by_inlining_p): New predicate.
16102 (estimate_function_body_sizes): New function.
16103 (compute_inline_parameters): Use it.
16104 * except.c (must_not_throw_labels): New function.
16105 * except.h (must_not_throw_labels): Declare.
16106 * tree-inline.c (init_inline_once): Kill inlining_weigths
16107 * tree-ssa-structalias.c: Avoid uninitialized warning.
16108 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16109 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16110 (PARAM_INLINE_CALL_COST): Remove.
16111 (PARAM_EARLY_INLINING_INSNS): New.
16113 2009-05-25 Richard Guenther <rguenther@suse.de>
16115 PR tree-optimization/36327
16116 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16117 callback for reference translation or lookup at the point of may-defs.
16118 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16119 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16120 for union COMPONENT_REFs.
16121 (vn_reference_lookup_3): New callback. Lookup from memset
16122 and CONSTRUCTOR assignment, translate through struct copies.
16123 (vn_reference_lookup_pieces): Make sure to not free the
16124 passed operands array. Adjust walk_non_aliased_vuses call.
16125 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16126 make sure we do not leak memory.
16128 2009-05-25 Richard Guenther <rguenther@suse.de>
16130 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16131 * tree-inline.c (expand_call_inline): Reset the escaped and
16132 callused solutions.
16133 * tree-ssa-structalias.c (pass_build_ealias): New.
16134 * tree-pass.h (pass_build_ealias): Declare.
16135 * passes.c (init_optimization_passes): Add PTA during
16136 early optimizations.
16137 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16138 and CALLUSED solutions.
16139 (dump_points_to_solution): New function, split out from ...
16140 (dump_points_to_info_for): ... here.
16141 * tree-parloops.c (parallelize_loops): Reset the escaped and
16142 callused solutions.
16144 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16147 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16148 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16150 2009-05-25 Ira Rosen <irar@il.ibm.com>
16152 PR tree-optimization/40238
16153 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16154 statements after basic block's labels.
16155 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16156 to free the allocated memory.
16158 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16160 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16161 return address with a USE.
16163 2009-05-24 Richard Guenther <rguenther@suse.de>
16165 PR middle-end/40233
16166 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16167 array type from the main variant of the inner type.
16169 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16171 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16172 definition to bool (from int) to un-break build.
16173 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16175 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16177 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16178 discard_stmt_changes): Delete.
16179 * tree-ssa-operands.c (scb_stack): Delete.
16180 (init_ssa_operands): Do not initialize it.
16181 (fini_ssa_operands): Do not free it.
16182 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16184 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16185 update_stmt, remove the others. Fix comments.
16186 * tree-dfa.c (optimize_stack_restore): Likewise.
16187 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16188 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16189 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16190 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16192 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16193 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16194 (dom_opt_finalize_block): Likewise, adjusting access to
16196 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16197 (stmts_to_rescan): Change item type to gimple.
16198 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16200 2009-05-24 Ira Rosen <irar@il.ibm.com>
16202 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16203 * tree-pass.h (pass_slp_vectorize): New pass.
16204 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16205 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16206 * tree-vectorizer.c (timevar.h): Include.
16207 (user_vect_verbosity_level): Declare.
16208 (vect_location): Fix comment.
16209 (vect_set_verbosity_level): Update user_vect_verbosity_level
16210 instead of vect_verbosity_level.
16211 (vect_set_dump_settings): Add an argument. Ignore user defined
16212 verbosity if dump flags require higher level of verbosity. Print to
16213 stderr only for loop vectorization.
16214 (vectorize_loops): Update call to vect_set_dump_settings.
16215 (execute_vect_slp): New function.
16216 (gate_vect_slp): Likewise.
16217 (struct gimple_opt_pass pass_slp_vectorize): New.
16218 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16219 access its members.
16220 (vec_info_for_bb): New function.
16221 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16222 (VECTORIZATION_ENABLED): New macro.
16223 (SLP_ENABLED, SLP_DISABLED): Likewise.
16224 (vect_is_simple_use): Add bb_vec_info argument.
16225 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16226 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16227 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16228 vect_schedule_slp, vect_analyze_slp): Likewise.
16229 (vect_analyze_stmt): Add slp_tree argument.
16230 (find_bb_location): Declare.
16231 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16232 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16233 (vect_analyze_loop_operations, vect_analyze_loop,
16234 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16235 vect_finalize_reduction, vectorizable_reduction,
16236 vectorizable_live_operation, vect_transform_loop): Likewise.
16237 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16238 skip evolution analysis if analyzing a basic block.
16239 (dr_analyze_indices): Likewise.
16240 (initialize_data_dependence_relation): Skip the test whether the
16241 object is invariant for basic blocks.
16242 (compute_all_dependences): Skip dependence analysis for data
16243 references in basic blocks.
16244 (find_data_references_in_stmt): Don't fail in case of invariant
16245 access in basic block.
16246 (find_data_references_in_bb): New function.
16247 (find_data_references_in_loop): Move code to
16248 find_data_references_in_bb and add a call to it.
16249 (compute_data_dependences_for_bb): New function.
16250 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16251 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16253 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16254 unknown dependence in basic block and fail in case of dependence in
16256 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16257 dependence instances from either loop or basic block vectorization
16259 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16260 before calling nested_in_vect_loop_p.
16261 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16262 dependence instances from either loop or basic block vectorization
16264 (vect_verify_datarefs_alignment): Likewise.
16265 (vect_enhance_data_refs_alignment): Adjust function calls.
16266 (vect_analyze_data_refs_alignment): Likewise.
16267 (vect_analyze_group_access): Fix printing. Skip different checks if
16268 DR_STEP is 0. Keep strided stores either in loop or basic block
16269 vectorization data structure. Fix indentation.
16270 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16272 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16273 dependence instances from either loop or basic block vectorization
16275 (vect_analyze_data_refs): Update comment. Call
16276 compute_data_dependences_for_bb to analyze basic blocks.
16277 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16278 case of loop vectorization. In case of basic block vectorization use
16279 data-ref itself as a base.
16280 (vect_create_data_ref_ptr): In case of basic block vectorization:
16281 don't advance the pointer, add new statements before the current
16282 statement. Adjust function calls.
16283 (vect_supportable_dr_alignment): Support only aligned accesses in
16284 basic block vectorization.
16285 * common.opt (ftree-slp-vectorize): New flag.
16286 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16287 (vect_pattern_recog_1): Likewise.
16288 * tree-vect-stmts.c (process_use): Likewise.
16289 (vect_init_vector): Add new statements in the beginning of the basic
16290 block in case of basic block SLP.
16291 (vect_get_vec_def_for_operand): Adjust function calls.
16292 (vect_finish_stmt_generation): Likewise.
16293 (vectorizable_call): Add assert that it is loop vectorization, adjust
16295 (vectorizable_conversion, vectorizable_assignment): Likewise.
16296 (vectorizable_operation): In case of basic block SLP, take
16297 vectorization factor from statement's type and skip the relevance
16298 check. Adjust function calls.
16299 (vectorizable_type_demotion): Add assert that it is loop
16300 vectorization, adjust function calls.
16301 (vectorizable_type_promotion): Likewise.
16302 (vectorizable_store): Check for outer loop only in case of loop
16303 vectorization. Adjust function calls. For basic blocks, skip the
16304 relevance check and don't advance pointers.
16305 (vectorizable_load): Likewise.
16306 (vectorizable_condition): Add assert that it is loop vectorization,
16307 adjust function calls.
16308 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16309 that it is not reduction, get vector type, call only supported
16310 functions, skip loop specific parts.
16311 (vect_transform_stmt): Check for outer loop only in case of loop
16313 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16314 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16315 for external definition.
16316 * passes.c (pass_slp_vectorize): New pass.
16317 * tree-vect-slp.c (find_bb_location): New function.
16318 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16319 check for patterns only in loops.
16320 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16321 case of multiple types in basic block SLP.
16322 (vect_mark_slp_stmts_relevant): New function.
16323 (vect_supported_load_permutation_p): Fix comment.
16324 (vect_analyze_slp_instance): Add argument. In case of basic block
16325 SLP, take vectorization factor from statement's type, check that
16326 unrolling factor is 1. Adjust function call. Save SLP instance in
16327 either loop or basic block vectorization structure. Return FALSE,
16329 (vect_analyze_slp): Add argument. Get strided stores groups from
16330 either loop or basic block vectorization structure. Return FALSE
16331 if basic block SLP failed.
16332 (new_bb_vec_info): New function.
16333 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16334 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16335 (vect_schedule_slp): Add argument. Get SLP instances from either
16336 loop or basic block vectorization structure. Set vectorization factor
16337 to be 1 for basic block SLP.
16338 (vect_slp_transform_bb): New function.
16339 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16341 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16343 * final.c (shorten_branches): Do not align labels for jump tables.
16344 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16346 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16348 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16349 Remove outdated reference to flow.c and fix nits.
16350 * doc/gccint.texi: Tweak RTL description.
16351 * doc/rtl.texi: Likewise.
16353 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16355 * config/avr/avr.c: Change my email address.
16356 * config/avr/avr.h: Likewise.
16357 * config/avr/avr.md: Likewise.
16358 * config/avr/avr-protos.h: Likewise.
16359 * config/avr/libgcc.S: Likewise.
16361 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16363 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16364 (spu_split_load, spu_split_store): Change return type to int.
16365 (spu_split_convert): Declare.
16366 * config/spu/predicates.md (spu_mem_operand): Remove.
16367 (spu_mov_operand): Update.
16368 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16369 * config/spu/spu.c (regno_aligned_for_load): Remove.
16370 (reg_aligned_for_addr, spu_expand_load): Define.
16371 (spu_expand_extv): Reimplement and handle MEM.
16372 (spu_expand_insv): Handle MEM.
16373 (spu_sched_reorder): Handle insn's with length 0.
16374 (spu_legitimate_address_p): Reimplement.
16375 (store_with_one_insn_p): Return TRUE for any mode with size
16376 larger than 16 bytes.
16377 (address_needs_split): Define.
16378 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16380 (spu_convert_move): Define.
16381 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16382 (spu_split_store): Change all MEM's to TImode.
16383 (spu_init_expanders): Preallocate registers that correspond to
16384 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16386 (spu_split_convert): Define.
16387 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16388 (_move<mode>, _movdi, _movti): Update predicate and condition.
16389 (load, store): Change to define_split.
16390 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16392 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16393 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16394 define_insn_and_split of lshr<mode>3.
16395 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16396 (<v>ashr<mode>3_imm): Define.
16397 (extv, extzv, insv): Allow MEM operands.
16398 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16399 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16400 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16401 (_spu_convert2): Change to define_insn_and_split and remove the
16402 corresponding define_peephole2.
16403 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16404 Change predicates to memory_operand.
16406 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16408 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16410 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16412 PR tree-optimization/40219
16413 * tree.c (iterative_hash_expr): Make sure the builtin function is
16414 a normal builtin function and not a front end or back end builtin
16415 before indexing into the built_in_decls array.
16417 2009-05-22 Richard Guenther <rguenther@suse.de>
16419 PR middle-end/38964
16420 * alias.c (write_dependence_p): Do not use TBAA for answering
16421 anti-dependence or output-dependence.
16422 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16423 (emit_pointer_definition): Remove.
16424 (emit_alias_warning): Likewise.
16425 (find_what_var_points_to): Remove TBAA pruning code.
16426 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16428 (compute_points_to_sets): Remove code computing the set of
16429 dereferenced pointers.
16430 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16431 oracle for querying anti and output dependencies.
16432 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16433 if TBAA may be applied.
16434 (refs_anti_dependent_p): New function.
16435 (refs_output_dependent_p): Likewise.
16436 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16437 (refs_output_dependent_p): Likewise.
16438 * doc/tree-ssa.texi (Memory model): New section.
16439 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16440 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16441 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16442 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16443 * expr.c (expand_expr_real_1): Likewise.
16444 * gimple-low.c (lower_stmt): Likewise.
16445 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16446 (dump_gimple_cdt): Remove.
16447 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16448 (gimple_size): Likewise.
16449 (walk_gimple_op): Likewise.
16450 (is_gimple_stmt): Likewise.
16451 (walk_stmt_load_store_addr_ops): Likewise.
16452 (gimple_build_cdt): Remove.
16453 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16454 * gimple.h (gimple_cdt_new_type): Remove.
16455 (gimple_cdt_new_type_ptr): Likewise.
16456 (gimple_cdt_set_new_type): Likewise.
16457 (gimple_cdt_location): Likewise.
16458 (gimple_cdt_location_ptr): Likewise.
16459 (gimple_cdt_set_location): Likewise.
16460 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16461 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16462 GIMPLE_CHANGE_DYNAMIC_TYPE.
16463 (verify_types_in_gimple_stmt): Likewise.
16464 * tree-inline.c (estimate_num_insns): Likewise.
16465 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16466 (copy_decl_to_var): Likewise.
16467 (copy_result_decl_to_var): Likewise.
16468 * tree-pretty-print.c (dump_generic_node): Do not handle
16469 CHANGE_DYNAMIC_TYPE_EXPR.
16470 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16471 * tree-ssa-operands.c (get_expr_operands): Likewise.
16472 * tree-ssa-structalias.c (struct variable_info): Remove
16473 no_tbaa_pruning member.
16474 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16475 (unify_nodes): Do not copy it.
16476 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16477 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16478 (set_uids_in_ptset): Do not check it.
16479 (find_what_var_points_to): Likewise.
16480 (compute_tbaa_pruning): Remove.
16481 (compute_points_to_sets): Do not call it.
16482 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16483 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16484 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16485 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16486 (DECL_NO_TBAA_P): Likewise.
16487 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16488 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16489 (expand_omp_atomic_pipeline): Do not set it.
16490 * print-tree.c (print_node): Do not dump it.
16491 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16494 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16497 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16500 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16502 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16505 2009-05-22 Ben Elliston <bje@au.ibm.com>
16507 * Makefile.in (bversion.h, s-bversion): New targets.
16508 (TOPLEV_H): Add bversion.h.
16509 * toplev.h: Include "bversion.h".
16510 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16511 the __format__ attribute only if compiling with the same version
16512 of GCC as the sources (the "build version").
16514 2009-05-22 Ben Elliston <bje@au.ibm.com>
16516 * c-format.c (handle_format_attribute): Fix comment typo.
16518 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16521 * config/ia64/ia64.opt (mfused-madd): New.
16522 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16523 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16524 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16525 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16526 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16527 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16528 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16529 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16530 instruction if !TARGET_FUSED_MADD.
16531 (fpma, fpms): Remove colon from name.
16533 2009-05-22 Richard Guenther <rguenther@suse.de>
16535 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16536 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16537 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16539 (create_expression_by_pieces): Only convert if necessary.
16540 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16541 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16543 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16545 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16546 regular pattern from a template and rename it ...
16547 (*extzv_truncsi_exts): ... to this.
16549 2009-05-21 Richard Guenther <rguenther@suse.de>
16551 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16552 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16553 (cgraph_default_inline_p): Likewise.
16554 (cgraph_decide_inlining_incrementally): Likewise.
16556 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16557 Uros Bizjak <ubizjak@gmail.com>
16559 * config/i386/cpuid.h (bit_MOVBE): New.
16561 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16563 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16564 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16565 (ix86_handle_option): Handle OPT_mmovbe.
16566 (ix86_target_string): Add -mmovbe.
16567 (pta_flags): Add PTA_MOVBE.
16568 (processor_alias_table): Add PTA_MOVBE to "atom".
16569 (override_options): Handle PTA_MOVBE.
16571 * config/i386/i386.h (TARGET_MOVBE): New.
16573 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16574 (*bswapsi_movbe): New.
16575 (*bswapdi_movbe): Likewise.
16576 (bswapdi2): Renamed to ...
16577 (*bswapdi_1): This.
16578 (bswapdi2): New expander.
16580 * config/i386/i386.opt (mmovbe): New.
16582 * doc/invoke.texi: Document -mmovbe.
16584 2009-05-21 Taras Glek <tglek@mozilla.com>
16586 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16587 * gcc-plugin.h (plugin_init): Updated signature.
16588 * gcc-plugin.h (plugin_name_args): Moved to this header.
16589 * doc/plugins.texi (plugin_init): Updated documention to reflect
16591 * doc/plugins.texi (plugin_name_args): Added to documention.
16593 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16595 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16596 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16598 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16600 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16601 JUMP_TABLE_DATA_P predicates where applicable.
16602 * config/i386/predicates.md: Ditto.
16603 * config/i386/sse.md: Ditto.
16605 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16607 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16608 operand2 -128 override length_immediate attribute to 1.
16609 * config/i386/predicates.md (constm128_operand): New predicate.
16611 * config/i386/i386.c (memory_address_length): Handle %r12
16612 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16614 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16615 mode look through optional ZERO_EXTEND and SUBREG.
16616 * config/i386/i386.md (R12_REG): New define_constant.
16617 (prefix_data16): For sse unit set also for MODE_TI insns.
16618 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16619 insns set if operand 1 is ext_QIreg_operand.
16620 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16621 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16623 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16624 mode from MODE_DI to MODE_SI.
16625 (movdi_1_rex64): Override modrm and length_immediate attributes
16626 only for movabs (TYPE_IMOV, alternative 2).
16627 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16628 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16629 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16630 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16631 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16632 prefix_rex attribute if DImode.
16633 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16634 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16635 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16636 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16637 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16638 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16639 Likewise. For TYPE_IMOV clear length_immediate attribute.
16640 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16641 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16642 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16643 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16644 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16645 or one operand TYPE_ISHIFT.
16646 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16647 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16648 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16649 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16650 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16651 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16652 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16653 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16654 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16655 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16656 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16657 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16658 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16659 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16660 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16661 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16662 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16663 set mode attribute, don't override length attribute.
16664 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16666 (return_internal_long): Set length attribute to 2 instead of 1.
16667 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16668 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16669 prefix_rex attribute.
16670 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16672 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16674 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16676 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16678 2009-05-20 Ian Lance Taylor <iant@google.com>
16680 * tree.c (build_tree_list_vec_stat): New function.
16681 (ctor_to_vec): New function.
16682 (build_nt_call_vec): New function.
16683 (build_call_array): Change args to be a const pointer.
16684 (build_call_vec): New function.
16685 * tree.h (build_nt_call_vec): Declare.
16686 (build_tree_list_vec_stat): Declare.
16687 (build_tree_list_vec): Define.
16688 (build_call_array): Update declaration.
16689 (build_call_vec): Declare.
16690 (ctor_to_vec): Declare.
16691 * c-common.c (tree_vector_cache): New static variable.
16692 (make_tree_vector): New function.
16693 (release_tree_vector): New function.
16694 (make_tree_vector_single): New function.
16695 (make_tree_vector_copy): New function.
16696 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16697 (make_tree_vector_single, make_tree_vector_copy): Declare.
16698 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16699 (c_parser_expr_list): Don't manage cache here, instead call
16701 (c_parser_release_expr_list): Remove static function.
16702 (c_parser_vec_to_tree_list): Remove static function.
16703 (c_parser_attributes): Call build_tree_list_vec instead of
16704 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16705 c_parser_release_expr_list.
16706 (c_parser_postfix_expression_after_primary): Likewise.
16707 (c_parser_objc_keywordexpr): Likewise.
16709 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16711 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16712 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16713 TARGET_CONVERT_TO_TYPE.
16714 * hooks.c (hook_tree_const_tree_null): Define.
16715 * hooks.h (hook_tree_const_tree_null): Declare.
16716 * target.h (struct gcc_target): Add invalid_parameter_type,
16717 invalid_return_type, promoted_type, and convert_to_type fields.
16718 * target-def.h (TARGET_INVALID_PARAMETER_TYPE): Define.
16719 (TARGET_INVALID_RETURN_TYPE): Define.
16720 (TARGET_PROMOTED_TYPE): Define.
16721 (TARGET_CONVERT_TO_TYPE): Define.
16722 (TARGET_INITIALIZER): Update for new fields.
16723 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16724 (grokparms): Check targetm.invalid_parameter_type.
16725 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16726 * c-convert.c (convert): Check targetm.convert_to_type.
16728 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16730 * config/mips/mips.md (*extenddi_truncate<mode>,
16731 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16733 (*extendhi_truncateqi): New define_insn_and_sptit.
16735 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16737 PR middle-end/40204
16738 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16739 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16741 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16743 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16744 the operand of VIEW_CONVERT_EXPR.
16746 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16748 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16749 extended family and model for Intel processors. Support Intel Atom.
16751 2009-05-20 Olivier Hainque <hainque@adacore.com>
16753 * gstab.h (stab_code_type): Define, to be used instead of the
16754 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16756 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16757 occurrences by stab_code_type.
16758 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16760 2009-05-20 Martin Jambor <mjambor@suse.cz>
16762 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16763 (sra_insert_before): Likewise.
16764 (sra_insert_after): Likewise.
16765 (sra_init_cache): Likewise.
16766 (sra_type_can_be_decomposed_p): Likewise.
16767 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16768 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16769 (sra_insert_before): Likewise.
16770 (sra_insert_after): Likewise.
16771 (sra_init_cache): Likewise.
16772 (insert_edge_copies_seq): Made static and moved upwards.
16774 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16777 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16779 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16780 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16783 2009-05-20 Richard Guenther <rguenther@suse.de>
16785 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16786 with mismatched comparison modes.
16788 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16790 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16791 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16792 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16793 with shifts for Thumb2.
16794 (orsi_notsi): New for orn.
16795 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16796 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16797 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16798 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16799 Don't invert remainder for IOR.
16801 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16803 PR tree-optimization/40087
16804 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16805 number_of_iterations_ne): Rename never_infinite argument.
16806 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16807 number_of_iterations_le): Handle pointer-type ivs when
16808 exit_must_be_taken is false.
16809 (number_of_iterations_cond): Do not always assume that
16810 exit_must_be_taken if the control variable is a pointer.
16812 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16814 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16815 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16817 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16819 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16820 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16822 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16825 * c.opt (Wlogical-op): Disabled by default.
16826 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16828 * doc/invoke.texi (Wlogical-op): Likewise.
16830 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16832 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16834 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16835 Propagate the type of the first operand.
16836 <ASSERT_EXPR>: Simplify.
16837 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16838 Rewrite using the RHS code as discriminant.
16839 <NOP_EXPR>: Turn into CASE_CONVERT.
16840 <PLUS_EXPR>: Propagate the type of the first operand.
16842 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16844 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16845 (ia64_dconst_0_375): New.
16846 * config/ia64/ia64.c (ia64_override_options): Remove
16847 -minline-sqrt-min-latency warning.
16848 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16849 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16850 * config/ia64/ia64.md (*sqrt_approx): Remove.
16851 (sqrtsf2): Remove #if 0.
16852 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16853 (sqrtdf): Remove assert.
16854 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16855 (sqrtxf2): Remove #if 0.
16856 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16857 * div.md (sqrt_approx_rf): New.
16858 (sqrtsf2_internal_thr): New implementation.
16859 (sqrtsf2_internal_lat): New.
16860 (sqrtdf2_internal_thr: New implementation.
16861 (sqrtxf2_internal): New implementation.
16863 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16864 Hans-Peter Nilsson <hp@axis.com>
16866 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16867 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16868 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16869 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16870 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16871 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16872 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16873 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16874 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16875 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16876 * c-common.c: ...from here.
16878 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16880 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16882 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16884 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16886 2009-05-19 Ben Elliston <bje@au.ibm.com>
16888 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16889 assignments with memcpy calls.
16890 (add_fdes): Likewise.
16891 (binary_search_unencoded_fdes): Likewise.
16892 (linear_search_fdes): Eliminate type puns.
16894 2009-05-19 Richard Guenther <rguenther@suse.de>
16896 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16897 not falsely claim to have propagated into all uses.
16899 2009-05-19 Ben Elliston <bje@au.ibm.com>
16901 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16904 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16906 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16907 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16908 (TARGET_LEGITIMATE_ADDRESS_P): New.
16909 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16910 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16912 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16915 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16916 child of the containing namespace's DIE.
16918 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16920 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16921 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16922 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16925 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16928 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16929 gen_align with gen_pad.
16930 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16931 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16933 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16934 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16936 * config/i386/i386.md (align): Renamed to ...
16937 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16938 ASM_OUTPUT_MAX_SKIP_PAD.
16940 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16942 * config.gcc: Fix variable syntax.
16945 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16946 before calling exact_log2.
16947 (output_iorsi3): Likewise.
16948 (output_xorsi3): Likewise.
16950 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16952 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16953 for the none zero constant operand except for EQ and NE
16954 comprisons even when the first operand is R0.
16956 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16958 * config/s390/2064.md: Remove trailing whitespaces.
16959 * config/s390/2084.md: Likewise.
16960 * config/s390/constraints.md: Likewise.
16961 * config/s390/fixdfdi.h: Likewise.
16962 * config/s390/libgcc-glibc.ver: Likewise.
16963 * config/s390/s390-modes.def: Likewise.
16964 * config/s390/s390-protos.h: Likewise.
16965 * config/s390/s390.c: Likewise.
16966 * config/s390/s390.h: Likewise.
16967 * config/s390/s390.md: Likewise.
16968 * config/s390/tpf-unwind.h: Likewise.
16970 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16972 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16974 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16977 * configure.ac (m68k-*-*): Check if binutils support TLS.
16978 * configure: Regenerate.
16979 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16980 * config/m68k/constraints.md (Cu): New constraint.
16981 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16982 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16983 (movsi): Handle TLS symbols.
16984 (addsi3_5200): Handle XTLS symbols, indent.
16985 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16986 (m68k_tls_reference_p): Declare.
16987 (m68k_legitimize_address): Declare.
16988 (m68k_unwrap_symbol): Declare.
16989 * config/m68k/m68k.opt (mxtls): New option.
16990 * config/m68k/m68k.c (ggc.h): Include.
16991 (m68k_output_dwarf_dtprel): Implement hook.
16992 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16993 (m68k_expand_prologue): Load GOT pointer when function needs it.
16994 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16995 (m68k_legitimate_constant_address_p): Same.
16996 (m68k_decompose_address): Handle TLS references.
16997 (m68k_get_gp): New static function.
16998 (enum m68k_reloc): New contants.
16999 (TLS_RELOC_P): New macro.
17000 (m68k_wrap_symbol): New static function.
17001 (m68k_unwrap_symbol): New function.
17002 (m68k_final_prescan_insn_1): New static function.
17003 (m68k_final_prescan_insn): New function.
17004 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
17006 (legitimize_pic_address): Handle TLS references..
17007 (m68k_tls_get_addr, m68k_get_tls_get_addr)
17008 (m68k_libcall_value_in_a0_p)
17009 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
17010 (m68k_call_m68k_read_tp): Helper variables and functions for ...
17011 (m68k_legitimize_tls_address): Handle TLS references.
17012 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
17014 (m68k_legitimize_address): Handle TLS symbols.
17015 (m68k_get_reloc_decoration): New static function.
17016 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
17018 (m68k_output_dwarf_dtprel): Implement hook.
17019 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
17020 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
17021 m68k_call_* routines.
17022 (sched_attr_op_type): Handle TLS symbols.
17023 (gt-m68k.h): Include.
17024 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
17025 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
17027 2009-05-18 Martin Jambor <mjambor@suse.cz>
17029 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
17030 (visit_store_addr_for_mod_analysis): New function.
17031 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
17032 (determine_cst_member_ptr): Use gimple_assign_single_p.
17033 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17034 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17035 operands. Don't check number of operands of a NOP_EXPR.
17037 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17039 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17041 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17044 * c-common.c (warn_logical_operator): Don't warn if one of
17045 expression isn't always true or false.
17047 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17049 * config/i386/biarch32.h: New file.
17050 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17052 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17054 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17055 *zero_extend<mode>_truncqi): Merge these into ...
17056 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17057 Name the pattern following this as *zero_extendhi_truncqi.
17059 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17061 PR middle-end/39301
17062 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17063 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17064 (output_info): Make field HOST_WIDEST_INT.
17065 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17066 (dump_bitmat_statistics): Same.
17068 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17070 * config.gcc (use_gcc_stdint): Set to wrap.
17071 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17072 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17073 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17074 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17075 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17076 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17077 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17078 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17080 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17082 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17084 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17085 Move definitions earlier.
17086 (OPT_ARCH64, OPT_ARCH32): Define.
17087 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17090 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17093 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17096 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17098 * arm.md (movdi2): Copy non-reg values to DImode registers.
17100 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17103 * final.c (label_to_max_skip): New function.
17104 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17105 CODE_LABEL_NUMBER <= max_labelno.
17106 * output.h (label_to_max_skip): New prototype.
17107 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17108 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17109 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17110 Handle CODE_LABELs with >= 16 byte alignment or with
17111 max_skip == (1 << align) - 1.
17112 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17113 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17116 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17117 .p2align 3 if MAX_SKIP is smaller than 7.
17118 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17120 2009-05-15 Ian Lance Taylor <iant@google.com>
17122 * alias.c (struct alias_set_entry_d): Rename from struct
17123 alias_set_entry. Change all uses.
17124 * except.c (struct call_site_record_d): Rename from struct
17125 call_site_record. Change all uses.
17126 * except.h (struct eh_region_d): Rename from struct eh_region.
17128 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17130 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17131 ivtype_map_elt. Change all uses.
17132 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17134 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17135 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17137 (struct sese_d): Rename from struct sese. Change all uses.
17138 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17139 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17140 * optabs.h (struct optab_d): Rename from struct optab. Change all
17142 (struct convert_optab_d): Rename from struct convert_optab.
17144 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17145 ipa_opt_pass. Change all uses.
17146 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17149 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17150 defined as a typedef.
17151 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17154 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17157 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17159 (merge_ranges): Returns bool.
17160 * tree.h (make_range): .. to here.
17161 (build_range_check): Likewise.
17162 (merge_ranges): Likewise. Renamed from merge_ranges.
17163 * c-typeck.c (parser_build_binary_op): Update calls to
17164 warn_logical_operator.
17165 * c-common.c (warn_logical_operator): Add new warning.
17166 * c-common.h (warn_logical_operator): Update declaration.
17168 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17170 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17172 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17174 * doc/install.texi: Document MPC requirements, flags etc.
17176 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17177 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17178 Evaluate constant arguments.
17179 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17180 (fold_builtin_1): Likewise, also evaluate constant arguments.
17181 Remove superfluous break.
17182 (do_mpc_ckconv): New.
17183 * real.h: Include mpc.h.
17184 * toplev.c (print_version): Output MPC version info if available.
17186 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17188 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17190 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17192 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17195 2009-05-15 Jan Hubicka <jh@suse.cz>
17197 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17198 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17199 (try_inline): Fix return value.
17200 (cgraph_decide_inlining_incrementally): Honor new value.
17201 (cgraph_early_inlining): Handle indirect inlining.
17202 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17204 2009-05-15 Jan Hubicka <jh@suse.cz>
17206 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17207 * cgraphunit.c (cgraph_finalize_function): Set it.
17208 (cgraph_expand_function): Use it.
17210 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17212 * real.c (encode_ieee_half): Define.
17213 (decode_ieee_half): Define.
17214 (ieee_half_format): Define.
17215 (arm_half_format): Define.
17216 * real.h (ieee_half_format): Declare.
17217 (arm_half_format): Declare.
17219 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17221 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17222 swapped, and reversed optabs exist before trying to use them.
17224 2009-05-15 Paul Brook <paul@codesourcery.com>
17225 Sandra Loosemore <sandra@codesourcery.com>
17227 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17228 loads. Allow PRE_DEC.
17229 (output_move_neon): Handle PRE_DEC.
17230 (arm_print_operand): Add 'A' for neon structure loads.
17231 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17232 * config/arm/neon.md (neon_mov): Update comment.
17233 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17235 (Um): New constraint.
17237 2009-05-15 Jan Hubicka <jh@suse.cz>
17239 Revert the following patch until testsuite fallout is fixed:
17240 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17241 * cgraph.h (struct inline_summary): New filed self_wize,
17242 size_inlining_benefit, self_time and time_inlining_benefit.
17243 (struct cgraph_global_info): Replace insns by time ans size fields.
17244 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17245 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17246 (ipcp_update_callgraph): Do not touch function bodies.
17247 * ipa-inline.c: Include except.h
17248 (MAX_TIME): New constant.
17249 (overall_insns): Remove
17250 (overall_size, max_benefit): New static variables.
17251 (cgraph_estimate_time_after_inlining): New function.
17252 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17253 (cgraph_clone_inlined_nodes): Update size.
17254 (cgraph_mark_inline_edge): Update size.
17255 (cgraph_estimate_growth): Use size info.
17256 (cgraph_check_inline_limits): Check size.
17257 (cgraph_default_inline_p): Likewise.
17258 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17259 (cgraph_decide_recursive_inlining): Check size.
17260 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17262 (cgraph_decide_inlining): Likewise.
17263 (cgraph_decide_inlining_incrementally): Likewise; honor
17264 PARAM_EARLY_INLINING_INSNS.
17265 (likely_eliminated_by_inlining_p): New predicate.
17266 (estimate_function_body_sizes): New function.
17267 (compute_inline_parameters): Use it.
17268 * except.c (must_not_throw_labels): New function.
17269 * except.h (must_not_throw_labels): Declare.
17270 * tree-inline.c (init_inline_once): Kill inlining_weigths
17271 * tree-ssa-structalias.c: Avoid uninitialized warning.
17272 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17273 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17274 (PARAM_INLINE_CALL_COST): Remove.
17275 (PARAM_EARLY_INLINING_INSNS): New.
17277 2009-05-15 Richard Guenther <rguenther@suse.de>
17279 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17280 not TODO_update_ssa.
17282 2009-05-15 Richard Guenther <rguenther@suse.de>
17284 PR tree-optimization/39999
17285 * gimple.h (gimple_expr_type): Use the expression type looking
17286 through useless conversions.
17287 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17288 (vn_nary_op_insert_stmt): Likewise.
17289 (simplify_binary_expression): Likewise.
17291 2009-05-15 Richard Guenther <rguenther@suse.de>
17293 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17294 New options, enabled by default.
17295 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17297 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17298 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17299 * tree-ssa-structalias.c (gate_tree_pta): New function.
17300 (pass_build_alias): Use it.
17302 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17305 recurse on an invariant address if a conversion from a pointer
17306 type to a wider integer type is involved.
17308 2009-05-15 Jan Hubicka <jh@suse.cz>
17310 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17311 * cgraph.h (struct inline_summary): New filed self_wize,
17312 size_inlining_benefit, self_time and time_inlining_benefit.
17313 (struct cgraph_global_info): Replace insns by time ans size fields.
17314 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17315 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17316 (ipcp_update_callgraph): Do not touch function bodies.
17317 * ipa-inline.c: Include except.h
17318 (MAX_TIME): New constant.
17319 (overall_insns): Remove
17320 (overall_size, max_benefit): New static variables.
17321 (cgraph_estimate_time_after_inlining): New function.
17322 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17323 (cgraph_clone_inlined_nodes): Update size.
17324 (cgraph_mark_inline_edge): Update size.
17325 (cgraph_estimate_growth): Use size info.
17326 (cgraph_check_inline_limits): Check size.
17327 (cgraph_default_inline_p): Likewise.
17328 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17329 (cgraph_decide_recursive_inlining): Check size.
17330 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17332 (cgraph_decide_inlining): Likewise.
17333 (cgraph_decide_inlining_incrementally): Likewise; honor
17334 PARAM_EARLY_INLINING_INSNS.
17335 (likely_eliminated_by_inlining_p): New predicate.
17336 (estimate_function_body_sizes): New function.
17337 (compute_inline_parameters): Use it.
17338 * except.c (must_not_throw_labels): New function.
17339 * except.h (must_not_throw_labels): Declare.
17340 * tree-inline.c (init_inline_once): Kill inlining_weigths
17341 * tree-ssa-structalias.c: Avoid uninitialized warning.
17342 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17343 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17344 (PARAM_INLINE_CALL_COST): Remove.
17345 (PARAM_EARLY_INLINING_INSNS): New.
17346 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17347 (inline-call-cost): Remove.
17348 (early-inlining-insns): New.
17350 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17352 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17354 (print_int_cst_bounds_in_octal_p): Likewise.
17355 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17357 * dwarf2out.c (base_type_die): Likewise.
17358 (is_subrange_type): Delete.
17359 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17360 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17361 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17362 if the destination type is boolean.
17363 (build_range_check): Do not special-case subtypes.
17364 (fold_sign_changed_comparison): Likewise.
17365 (fold_unary): Likewise.
17366 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17367 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17368 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17369 * tree.c (subrange_type_for_debug_p): New predicate based on the
17370 former is_subrange_type.
17371 * tree.h (subrange_type_for_debug_p): Declare.
17372 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17373 (convert_affine_scev): Remove call to above function.
17374 (chrec_convert_aggressive): Likewise.
17375 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17376 false for conversions involving subtypes.
17377 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17378 (vrp_val_min): Likewise.
17379 (needs_overflow_infinity): Likewise.
17380 (extract_range_from_unary_expr): Likewise.
17382 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17384 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17385 * config/frv/frv.c: Likewise.
17386 * config/s390/s390.c: Likewise.
17387 * config/sparc/sparc.h: Likewise.
17388 * config/i386/i386.h: Likewise.
17389 * config/i386/i386.c: Likewise.
17390 * config/crx/crx.c: Likewise.
17391 * config/m68hc11/m68hc11.h: Likewise.
17392 * config/iq2000/iq2000.c: Likewise.
17393 * config/mn10300/mn10300.h: Likewise.
17394 * config/mn10300/mn10300.c: Likewise.
17395 * config/m68k/m68k.c: Likewise.
17396 * config/rs6000/rs6000.c: Likewise.
17397 * config/rs6000/xcoff.h: Likewise.
17398 * config/rs6000/linux64.h: Likewise.
17399 * config/rs6000/sysv4.h: Likewise.
17400 * config/score/score3.c: Likewise.
17401 * config/score/score7.c: Likewise.
17402 * config/score/score.c: Likewise.
17403 * config/arm/arm.md: Likewise.
17404 * config/mips/mips.c: Likewise.
17405 * config/mips/mips.md: Likewise.
17406 * config/bfin/bfin.h: Likewise.
17407 * config/pa/pa.c: Likewise.
17408 * config/pa/constraints.md: Likewise.
17410 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17411 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17412 * config/pdp11/pdp11.h: Use memory_address_p instead.
17414 2009-05-14 Ian Lance Taylor <iant@google.com>
17416 * passes.c (finish_optimization_passes): Change i to int.
17417 * plugin.c (plugins_active_p): Change event to int.
17418 (dump_active_plugins): Likewise.
17419 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17421 * tree.c (tree_range_check_failed): Change c to unsigned int.
17422 (omp_clause_range_check_failed): Likewise.
17423 (build_common_builtin_nodes): Change mode to int. Add cast.
17424 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17425 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17427 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17428 ++ or -- with a variable of enum type.
17430 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17433 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17435 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17437 * store-motion.c: Do not include params.h
17438 * Makefile.in: Fix dependencies for various files.
17440 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17442 * auto-inc-dec.c: Fix pass description, remove apparent
17443 accidental duplication.
17445 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17447 PR middle-end/40147
17448 * ipa-utils.h (memory_identifier_string): Moved to ...
17449 * tree.h (memory_identifier_string): Here. Add GTY(()).
17451 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17453 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17454 in the former documentation of...
17455 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17456 * ira-conflicts.c (get_dup_num): Use address_operand.
17457 * targhooks.c (default_legitimate_address_p): New.
17458 * targhooks.h (default_legitimate_address_p): New.
17459 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17461 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17462 * target.h (struct target): Add legitimate_address_p.
17463 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17464 (TARGET_INITIALIZER): Include it.
17466 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17467 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17468 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17469 (TARGET_LEGITIMATE_ADDRESS_P): New.
17471 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17472 (REG_OK_STRICT_P): Delete.
17473 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17474 (frv_legitimate_address_p_1): ... this.
17475 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17476 (frv_legitimate_address_p_1): ... the renamed old
17477 frv_legitimate_address_p.
17478 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17479 (TARGET_LEGITIMATE_ADDRESS_P): New.
17481 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17482 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17483 * config/s390/s390.c (legitimate_address_p): Rename to...
17484 (s390_legitimate_address_p): ... this, make static.
17485 (legitimize_address): Adjust call.
17486 (TARGET_LEGITIMATE_ADDRESS_P): New.
17487 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17489 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17490 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17491 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17492 (TARGET_LEGITIMATE_ADDRESS_P): New.
17494 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17495 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17496 * config/spu/spu.c (spu_legitimate_address): Rename to...
17497 (spu_legitimate_address_p): ... this, make static.
17498 (TARGET_LEGITIMATE_ADDRESS_P): New.
17500 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17501 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17502 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17503 (sparc_legitimate_address_p): ... this, make static and return bool.
17504 (legitimize_address): Adjust call.
17505 (TARGET_LEGITIMATE_ADDRESS_P): New.
17507 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17508 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17509 * config/i386/i386.c (legitimate_address_p): Rename to...
17510 (ix86_legitimate_address_p): ... this, make static.
17511 (constant_address_p): Move after it, adjust call.
17512 (TARGET_LEGITIMATE_ADDRESS_P): New.
17514 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17515 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17516 * config/avr/avr.c (legitimate_address_p): Rename to...
17517 (avr_legitimate_address_p): ... this, make static.
17518 (legitimize_address): Adjust call.
17519 (TARGET_LEGITIMATE_ADDRESS_P): New.
17521 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17522 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17523 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17524 (TARGET_LEGITIMATE_ADDRESS_P): New.
17526 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17527 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17528 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17529 (TARGET_LEGITIMATE_ADDRESS_P): New.
17531 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17532 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17534 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17536 (TARGET_LEGITIMATE_ADDRESS_P): New.
17538 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17539 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17541 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17543 (m68hc11_legitimate_address_p): ... this, make static.
17544 (go_if_legitimate_address_internal): Rename to...
17545 (m68hc11_legitimate_address_p_1): ... this.
17546 (legitimize_address): Adjust call.
17547 (TARGET_LEGITIMATE_ADDRESS_P): New.
17549 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17550 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17551 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17552 (TARGET_LEGITIMATE_ADDRESS_P): New.
17554 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17555 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17556 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17557 (mn10300_legitimate_address_p): ... this, make static.
17558 (TARGET_LEGITIMATE_ADDRESS_P): New.
17560 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17561 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17562 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17563 (TARGET_LEGITIMATE_ADDRESS_P): New.
17565 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17566 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17567 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17568 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17569 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17570 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17571 (rs6000_legitimate_address_p): ... this, make static.
17572 (TARGET_LEGITIMATE_ADDRESS_P): New.
17573 (REG_MODE_OK_FOR_BASE_P): Delete.
17574 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17576 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17577 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17579 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17580 static, adjust types.
17581 (TARGET_LEGITIMATE_ADDRESS_P): New.
17583 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17584 * config/score/score.c (score_address_p): Rename to...
17585 (score_legitimate_address_p): ... this.
17586 (TARGET_LEGITIMATE_ADDRESS_P): New.
17587 * config/score/score3.c (score3_address_p): Rename to...
17588 (score3_legitimate_address_p): ... this.
17589 * config/score/score7.c (score7_address_p): Rename to...
17590 (score7_legitimate_address_p): ... this.
17592 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17593 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17594 GO_IF_LEGITIMATE_ADDRESS): Delete.
17595 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17596 thumb2_legitimate_address_p): Delete.
17597 (arm_legitimate_address_p): Rename to...
17598 (arm_legitimate_address_outer_p): ... this.
17599 * config/arm/constraints.md ("Uq"): Adjust call.
17600 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17601 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17603 (arm_legitimate_address_outer_p): ... this.
17604 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17606 (TARGET_LEGITIMATE_ADDRESS_P): New.
17608 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17609 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17610 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17611 (TARGET_LEGITIMATE_ADDRESS_P): New.
17613 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17614 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17615 * config/vax/vax.c (legitimate_address_p): Rename to...
17616 (vax_legitimate_address_p): ... this, make static.
17617 (TARGET_LEGITIMATE_ADDRESS_P): New.
17619 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17620 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17621 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17622 (TARGET_LEGITIMATE_ADDRESS_P): New.
17624 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17625 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17626 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17627 (mmix_legitimate_address_p): ... this, make static.
17628 (TARGET_LEGITIMATE_ADDRESS_P): New.
17630 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17631 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17632 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17633 (TARGET_LEGITIMATE_ADDRESS_P): New.
17635 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17637 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17638 of MODE_COMPLEX_INT.
17640 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17642 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17643 LCT_NORMAL in function call.
17644 * mips-tdump.c (print_file_desc): Add cast to enum type.
17645 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17646 (mark_stabs): Add casts to enum types.
17647 (parse_stabs_common): Add casts to enum types.
17649 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17651 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17652 Check for invalid values of LETTER.
17654 2009-05-13 Taras Glek <tglek@mozilla.com>
17656 * attribs.c (register_attribute): moved out attribute registration
17657 into register_attribute.
17658 * doc/plugins.texi: Documented register_attribute and
17660 * gcc-plugin.h: Added forward decl for register_attribute.
17661 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17662 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17663 PLUGIN_ATTRIBUTES boilerplate.
17665 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17667 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17668 values even in sentinel and empty entries.
17669 (ms_printf_flag_specs): Likewise.
17670 (ms_scanf_flag_specs): Likewise.
17671 (ms_strftime_flag_specs): Likewise.
17672 (ms_print_char_table): Likewise.
17673 (ms_scan_char_table): Likewise.
17674 (ms_time_char_table): Likewise.
17676 2009-05-13 Doug Kwan <dougkwan@google.com>
17678 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17680 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17682 * config/mips/mips.md (store): Add attributes for QI and HI.
17684 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17685 (truncdi<mode>2): ... this new pattern.
17687 2009-05-13 Brad Hards <bradh@kde.org>
17689 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17691 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17692 Ben Elliston <bje@au.ibm.com>
17694 PR middle-end/40035
17695 * dse.c (check_mem_read_rtx): Guard against width == -1.
17697 2009-05-13 Michael Matz <matz@suse.de>
17699 PR middle-end/39976
17700 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17701 (trivially_conflicts_p): New function.
17702 (insert_backedge_copies): Use it.
17704 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17706 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17707 (handle_stdc_pragma): Use new enum constant names.
17708 (handle_pragma_float_const_decimal64): Ditto.
17710 2009-05-13 Ian Lance Taylor <iant@google.com>
17712 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17715 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17717 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17718 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17720 * config/m68k/m68k.h (FL_UCLINUX): Define.
17722 2009-05-13 Jan Hubicka <jh@suse.cz>
17724 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17726 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17728 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17729 unless -fschedule-insns is specified.
17731 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17734 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17735 TARGET_EXPAND_CBRANCHDI4.
17736 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17737 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17738 (cmpeqdi): Fix comment.
17740 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17742 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17743 (sh_legitimate_address_p): Likewise.
17744 * config/sh/sh.c (sh_legitimate_index_p): New.
17745 (sh_legitimate_address_p): Likewise.
17746 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17747 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17748 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17749 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17750 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17751 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17752 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17753 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17754 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17756 2009-05-12 Jan Hubicka <jh@suse.cz>
17758 * tree-inline.c (estimate_operator_cost): Add operands;
17759 when division happens by constant, it is cheap.
17760 (estimate_num_insns): Loads and stores are not having cost of 0;
17761 EH magic stuff is cheap; when computing runtime cost of switch,
17762 use log2 base of amount of its cases; builtin_expect has cost of 0;
17763 compute cost for moving return value of call.
17764 (init_inline_once): Initialize time_based flags.
17765 * tree-inline.h (eni_weights_d): Add time_based flag.
17767 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17769 * df-core.c: Update head documentation.
17771 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17774 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17775 shadowing exisiting variable op1.
17777 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17780 * config/i386/driver-i386.c (processor_signatures): New enum.
17781 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17782 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17783 processor signature to detect geode processor.
17785 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17789 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17791 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17792 causes spurious differences between trunk and cond-optab branch.
17794 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17796 * dojump.c (compare_from_rtx): Delete.
17797 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17798 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17799 if the comparison does not satisfy the predicate; test predicates for
17800 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17801 further if one existing pattern fails.
17802 * expr.h (compare_from_rtx): Delete.
17803 (prepare_operand): Declare it.
17804 * optabs.c: Change "lib call" to "libcall" throughout.
17805 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17806 HAVE_conditional_trap, emit_cmp_insn): Delete.
17807 (can_compare_p): Delete cmp_optab case.
17808 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17809 Accept other parameters by value.
17810 (prepare_operand): Make non-static.
17811 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17812 other parameters by value. Try to widen operands here based on
17813 an optab_methods argument and looking at cbranch_optab.
17814 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17815 loop. Use cbranch_optab directly.
17816 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17817 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17819 (emit_conditional_move, emit_conditional_add): Inline what's needed
17820 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17821 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17822 with COMPARE. Move cmov_optab and cstore_optab above
17823 with cbranch_optab, move cmp_optab down with ucmp_optab,
17824 remove tst_otpab. Do not initialize trap_rtx.
17825 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17826 for trap code. Do not check HAVE_conditional_trap. Use
17827 prepare_cmp_insn. Accept no predicate for operand 3.
17828 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17829 (OTI_ctrap, ctrap_optab): New.
17830 (tst_optab): Delete.
17831 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17832 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17833 with lookup of ctrap_optab.
17834 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17836 (ctrap_optab): New.
17838 * combine.c (combine_simplify_rtx, simplify_set): Do not
17839 special case comparing against zero for cc0 machines.
17840 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17841 COMPARE on cc0 machines.
17842 (simplify_relational_operation): Return a new expression when
17843 a COMPARE could be removed.
17844 * final.c (final_scan_insn): Compare cc_status values
17845 against LHS of a (compare FOO (const_int 0)) cc0 source.
17846 Also check if cc_status.value is the full compare.
17848 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17849 (cstoreMM4): Document.
17850 (conditional_trap): Document ctrapMM4 instead.
17851 (sync_compare_and_swapMM): Refer to cbranchcc4.
17852 (Dependent Patterns): Eliminate obsolete information referring to
17853 the old jump optimization phase.
17854 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17855 of compares with 0 on cc0 machines.
17856 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17857 avoiding references to cc0. Remove text about storing operands
17859 * doc/tm.texi (Condition Codes): Include blurb on different
17860 condition code representations, separate into subsections for
17861 CC0, MODE_CC and conditional execution.
17863 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17864 alpha_emit_setcc): Accept operands and a machine mode.
17865 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17866 Get code/op0/op1 from operands, use machine mode argument
17867 instead of alpha_compare.fp_p. Emit the branch here.
17868 (alpha_emit_setcc): Likewise, and return boolean.
17869 (alpha_emit_conditional_move): Likewise. Assert that
17870 cmp_op_mode == cmp_mode, and simplify accordingly.
17871 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17872 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17873 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17875 (stack probe test): Use cbranchdi4.
17876 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17878 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17879 * config/arc/arc.h (movsicc, movsfcc): Use it.
17880 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17881 (cbranchsi4, cstoresi4): New.
17882 (cmpsi, bCC and sCC expanders): Remove.
17884 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17885 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17886 * config/arm/predicates.md (arm_comparison_operator): Only include
17887 floating-point operators if there is a hardware floating-point unit.
17888 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17889 deferring to cbranch_cc and cstore_cc respectively.
17890 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17891 cbranch_cc, cstore_cc): New.
17892 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17894 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17896 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17897 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17899 (adjust_insn_length): Adjust calls.
17900 (avr_reorg): Handle (compare (foo) (const_int 0)).
17901 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17902 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17903 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17904 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17906 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17907 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17909 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17910 (cbranchsi4, cstorebi4, cstoresi4): New.
17911 (movbisi): This insn is duplicate, split it to zero_extend.
17912 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17913 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17914 (bfin_optimize_loop): Use cbranch expander.
17915 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17916 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17917 (bfin_bimode_comparison_operator): ... this.
17918 (bfin_direct_comparison_operator): New.
17920 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17921 inside (compare FOO (const_int 0)).
17922 (cris_rtx_costs): Handle ZERO_EXTRACT.
17923 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17924 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17925 (*tstdi_v32): Delete.
17926 (*cmpdi_non_v32): Add M alternative for operand 1.
17927 (cmpsi, cmp<mode>): Make private.
17928 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17930 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17932 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17933 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17934 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17935 (cc_reg_operand): New.
17936 (any_cond): Delete.
17937 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17938 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17939 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17940 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17941 crx_expand_scond): Delete.
17943 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17945 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17946 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17948 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17949 cstoresi4, cstoresf4, cstoredf4): New.
17950 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17951 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17952 Receive the entire operands array.
17953 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17954 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17955 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17956 Get test/op0/op1 from the operands array.
17957 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17959 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17960 (h8300_expand_store): New.
17961 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17963 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17964 (h8300_expand_store): New.
17965 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17966 or do not try to produce (set (cc0) REG).
17967 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17968 change a compare into a move to a scratch register. Disable some
17969 peepholes when comparing with zero.
17970 (tstsi, tsthi, tstsi, cmpqi): Make private.
17972 (bCC, sCC): Delete.
17973 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17976 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17977 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17978 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17979 (ix86_emit_i387_log1p): Use cbranchxf2.
17980 (ix86_expand_setcc): Return void.
17981 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17982 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17983 cmp<MODEF>, cmpcc): Remove.
17984 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17985 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17986 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17987 (sCC and bCC expanders): Remove.
17988 (stack_protect_test): Use cbranchcc4.
17990 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17992 (ia64_expand_compare): Accept three rtx by reference and return void.
17993 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17994 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17995 from *expr. Update *expr with the BImode comparison to do.
17996 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17997 cmptf, bCC, sCC, conditional_trap): Delete.
17998 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17999 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
18000 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
18001 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
18002 * config/ia64/predicates.md (ia64_cbranch_operator): New.
18004 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
18005 type of last argument.
18006 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
18007 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
18008 use machine mode argument instead of branch_type. Remove dead
18009 code for floating-point comparisons.
18010 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
18011 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
18013 (cbranchsi4, cstoresi4): New.
18014 * config/iq2000/predicates.md (reg_or_const_operand): New.
18016 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
18017 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
18018 (b<code>_op): Rewrite to...
18019 (bcc_op): ... this, using match_operator.
18020 (s<code>_op): Rewrite to...
18021 (scc_op): ... this, using match_operator.
18022 (s<code>_24_op): Rewrite to...
18023 (scc_op_24): ... this, using match_operator.
18024 (s<code>_<mode>): Rewrite to...
18025 (cstore<mode>4): ... this, using match_operator.
18026 (s<code>_<mode>_24): Rewrite to...
18027 (cstore<mode>4_24): ... this, using match_operator.
18028 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
18029 m32c_unpend_compare, m32c_expand_scc): Delete.
18030 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
18031 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
18032 (m32c_expand_movcc): Change NE to EQ if necessary.
18033 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18035 * config/m32r/m32r-protos.h (gen_cond_store): New.
18036 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18037 (gen_cond_store): New, from sCC patterns.
18038 (m32r_expand_block_move): Use cbranchsi4.
18039 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18040 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18041 (cbranchsi4, cstoresi4): New.
18043 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18045 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18046 (m68hc11_notice_update_cc): Look into a compare with 0.
18047 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18049 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18050 cmphi, cmpqi, bCC): Delete.
18051 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18052 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18053 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18056 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18057 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18058 * config/m68k/constraints.md (H): New.
18059 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18060 the define_insn below.
18061 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18062 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18063 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18064 patterns): Wrap RHS with COMPARE.
18065 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18066 (*cmpdi_internal): Name this pattern.
18067 (cmpdi): Change to define_insn.
18068 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18069 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18070 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18072 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18073 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18074 (conditional_trap): Change to...
18075 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18076 (*conditional_trap): Use the ordered_comparison_operator and
18077 const1_operand predicates.
18078 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18079 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18080 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18081 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18083 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18084 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18085 (mcore_gen_compare): New.
18086 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18087 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18088 (mcore_gen_compare): ... this.
18089 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18090 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18091 (stack probe pattern): Use cbranchsi4.
18093 * config/mips/predicates.md (mips_cstore_operator): New.
18094 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18095 * config/mips/mips.md (any_cond): Delete.
18096 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18098 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18099 fixuns_truncsfdi2): Use cbranch patterns.
18100 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18101 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18102 Adjust call to mips_expand_conditional_branch.
18103 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18105 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18106 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18107 * config/mips/mips.c (cmp_operands): Delete.
18108 (mips_emit_compare): Get comparison operands from *op0/*op1.
18109 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18110 that it succeeds. Use op0/op1 instead of cmp_operands.
18111 (mips_expand_conditional_branch, mips_expand_conditional_move,
18112 mips_expand_conditional_trap): Likewise.
18113 (mips_block_move_loop): Use cbranch patterns.
18114 * config/mips/mips.h (cmp_operands): Delete.
18116 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18117 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18118 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18119 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18120 (*cmpcc_folded): Rename to...
18121 (*cmpdi_folded): this.
18122 (*cmpcc): Rename to...
18124 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18127 (cbranchdf4): New. Handle invalid comparisons here.
18128 * config/mmix/predicates.md (float_comparison_operator): New.
18130 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18131 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18132 * config/mn10300/mn10300.md (tst): Delete.
18133 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18134 Name these patterns and wrap RHS in a compare.
18135 (*cmpsi): Make this pattern private. Include tst.
18136 (*cmpsf): Make this pattern private.
18137 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18138 (compare with zero peepholes): Likewise.
18140 (cbranchsi4, cbranchsf4): New.
18141 (casesi): Use cbranchsi4.
18143 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18144 hppa_branch_type): Delete.
18145 (return_addr_rtx): Use cbranchsi4.
18146 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18147 Emit CCFPmode comparison here.
18148 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18149 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18150 hppa_branch_type): Delete.
18151 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18152 (movsicc, movdicc): Remove references to hppa_compare_op0,
18153 hppa_compare_op1 and compare_from_rtx.
18154 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18155 (casesi): Use cbranchsi4.
18157 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18158 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18159 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18160 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18161 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18163 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18164 (*branch, *branch_inverted): New.
18166 * config/picochip/picochip.md (cbranchhi4): Use
18167 ordered_comparison_operator.
18168 (cmphi, bCC): Remove.
18170 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18171 (trap_comparison_operator): Delete.
18172 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18173 rs6000_emit_cbranch): Accept mode and operands.
18174 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18175 rs6000_compare_fp_p): Delete.
18176 (rs6000_generate_compare): Accept mode and comparison. Extract code
18177 and op0/op1 from there. Replace references to rs6000_compare_op0
18178 and rs6000_compare_op1.
18179 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18180 extract result from passed operands.
18181 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18182 extract loc from passed operands.
18183 (rs6000_emit_cmove): Likewise.
18184 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18185 rs6000_compare_fp_p): Delete.
18186 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18187 (cbranch<GPR>4, cbranch<FP>4): New.
18188 (cstore<mode>4): New. Consolidate here all choices about when to use
18189 portable or specialized sCC sequences.
18190 (stack_protect_test): Use cbranchsi4.
18191 (conditional_trap): Replace with ctrap<GPR>4.
18192 (conditional trap insn): Replace trap_comparison_operator with
18193 ordered_comparison_operator.
18195 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18196 (s390_emit_prologue): Use ctrap.
18197 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18198 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18199 New predicates replacing...
18200 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18201 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18202 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18203 (add<mode>cc): Do not use s390_compare_op0/op1.
18204 (s<code>): Change to...
18205 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18206 (seq): Change to...
18207 (cstorecc4): ... this. Handle EQ or NE equally.
18208 (*sne): Un-privatize for use in cstorecc4.
18209 (b<code>): Change to...
18210 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18211 (conditional_trap): Replace with...
18212 (ctrap<GPR>4, ctrap<FP>4): ... these.
18213 (stack_protect): Use cbranchcc4.
18215 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18216 * config/score/score-protos.h (score_gen_cmp): Delete.
18217 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18218 (score_block_move-loop): Use cbranchsi4.
18219 * config/score/score.md (cbranchsi4): New.
18220 (cmpsi, bCC): Delete.
18221 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18222 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18223 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18224 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18225 * config/score/score3.h (score3_gen_cmp): Delete.
18226 * config/score/score7.h (score7_gen_cmp): Delete.
18228 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18229 (sh_emit_scc_to_t): ... this. Return void.
18230 (from_compare): Rename to...
18231 (sh_emit_compare_and_branch): ... this.
18232 (sh_emit_compare_and_set): New.
18233 (sh_expand_t_scc): Accept operands.
18234 * config/sh/predicates.md (sh_float_comparison_operator): New.
18235 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18236 (prepare_scc_operands): Rename to...
18237 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18239 (sh_emit_cheap_store_flag): New.
18240 (sh_emit_set_t_insn): New.
18241 (from_compare): Rename to...
18242 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18243 handling of TARGET_SH2E floating point to avoid recursive call.
18244 Generate branch here.
18245 (sh_emit_compare_and_set): New.
18246 (sh_expand_t_scc): Get op0/op1 from arguments.
18247 (sh_emit_cheap_store_flag): New.
18248 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18250 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18251 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18252 (movsicc, movdicc): Do nothing when it recreated operands from
18253 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18254 prepare_scc_operands (now sh_emit_scc_to_t).
18255 (udivdi3): Use cstoresi4.
18256 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18257 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18258 (cbranchint4_media, cbranchfp4_media): New.
18259 (casesi): Use cbranchdi4.
18260 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18262 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18263 (movnegt): Remove second operand.
18264 (cbranchsf4, cbranchdf4): New.
18265 (stack_protect): Use cbranchdi4/cbranchsi4.
18267 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18268 (gen_compare_reg): Accept comparison, extract part of it to...
18269 (gen_compare_reg_1): ... this.
18270 (gen_compare_operator): Delete.
18271 (gen_v9_scc): Accept separate destination, comparison code and arms.
18272 Do not use sparc_compare_op0/sparc_compare_op1.
18273 (emit_scc_insn, emit_conditional_branch_insn): New.
18274 (emit_v9_brxx): Make static. Remove useless assertion.
18275 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18277 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18278 * config/sparc/sparc-protos.h (gen_compare_reg,
18279 sparc_emit_float_lib_cmp): Adjust prototype.
18280 (emit_scc_insn, emit_conditional_branch_insn): New.
18281 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18282 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18283 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18284 iterators to the top.
18285 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18286 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18287 snedi_special_trunc): Delete.
18288 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18289 and snedi_special_trunc.
18290 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18291 cbranchdi4, cbranch<F:mode>4): New.
18292 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18293 here. Use gen_compare_reg instead of gen_compare_operator.
18294 (conditional_trap): Replace with...
18295 (ctrapsi4, ctrapdi4): ... this.
18296 (stack_protect_test): Use cbranchcc4.
18298 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18300 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18301 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18302 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18303 from operands[0] or operands[3] depending on is_set.
18304 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18305 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18306 cmpdf, bCC), sCC: Remove.
18307 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18308 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18310 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18311 spu_emit_branch_or_set.
18313 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18315 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18316 xstormy16_compare_op1): Delete.
18317 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18318 xstormy16_compare_op1): Delete.
18319 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18321 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18322 (cmphi, cmpsi, bCC): Remove.
18324 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18325 (*cmpsi): ... this one.
18326 (cbranchsi4, cstoresi4): New.
18327 (bCC expanders): Delete.
18328 (sCC insns): Fold into...
18329 (*setcc): ... this one.
18330 (casesi): Do not use gen_cmpsi and gen_bgtu.
18331 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18332 (movsicc): Simplify.
18333 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18335 * config/vax/vax-protos.h (cond_name): New.
18336 (vax_output_conditional_branch): Remove.
18337 * config/vax/vax.c (cond_name): New.
18338 (vax_output_conditional_branch): Remove.
18339 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18340 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18341 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18342 (bit<VAXint>): Wrap source with (compare).
18343 (b<code> and following unnamed pattern): Rename to *branch and
18344 *branch_reversed. Change macroization to match_operator.
18345 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18347 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18348 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18349 Change last argument to machine_mode.
18350 (xtensa_expand_scc): Add machine_mode argument.
18351 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18352 (gen_conditional_move, xtensa_expand_conditional_branch,
18353 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18354 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18355 Adjust operand numbers.
18356 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18358 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18359 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18360 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18362 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18364 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18365 causes spurious differences between trunk and cond-optab branch.
18367 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18370 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18372 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18374 * tree.c (iterative_hash_pointer): Delete.
18375 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18376 Hash UIDs and versions of SSA names. Don't special-case built-in
18377 function declarations.
18379 2009-05-11 Ian Lance Taylor <iant@google.com>
18382 * graphite.c: Force -Wc++-compat to only be a warning before
18383 #including "cloog/cloog.h".
18385 2009-05-11 Martin Jambor <mjambor@suse.cz>
18387 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18389 2009-05-11 Jan Hubicka <jh@suse.cz>
18391 * tree-ssa-loop-ivcanon.c: Include target.h
18392 (struct loop_size): new structure.
18393 (constant_after_peeling): New predicate.
18394 (tree_estimate_loop_size): New function.
18395 (estimated_unrolled_size): Rewrite for new estimates.
18396 (try_unroll_loop_completely): Use new estimates.
18397 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18399 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18401 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18402 libcpp interface change.
18403 (spu_macro_to_expand): Likewise.
18405 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18407 PR tree-optimization/40026
18408 * gimplify.c (gimplify_init_constructor): Change initial conditional
18409 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18410 optimize_compound_literals_in_ctor.
18412 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18414 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18416 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18418 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18420 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18421 HOST_WIDE_INT for gap.
18423 2009-05-11 Ira Rosen <irar@il.ibm.com>
18425 PR tree-optimization/40074
18426 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18427 account in group size and step comparison.
18429 2009-05-11 Richard Guenther <rguenther@suse.de>
18431 * passes.c (init_optimization_passes): Strip now incorrect comment.
18432 (execute_function_todo): Do not set PROP_alias.
18433 * tree-pass.h (PROP_alias): Remove.
18434 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18435 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18436 * tree-nrv.c (pass_return_slot): Likewise.
18437 * tree-object-size.c (pass_object_sizes): Likewise.
18438 * tree-ssa-dom.c (pass_dominator): Likewise.
18439 (pass_phi_only_cprop): Likewise.
18440 * tree-ssa-dse.c (pass_dse): Likewise.
18441 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18442 (pass_cselim): Likewise.
18443 * tree-ssa-pre.c (pass_pre): Likewise.
18444 (pass_fre): Likewise.
18445 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18446 * tree-ssa-sink.c (pass_sink_code): Likewise.
18447 * tree-stdarg.c (pass_stdarg): Likewise.
18448 * tree-tailcall.c (pass_tail_calls): Likewise.
18449 * tree-vrp.c (pass_vrp): Likewise.
18451 2009-05-10 Ian Lance Taylor <iant@google.com>
18453 * basic-block.h (enum profile_status): Break out of struct
18454 control_flow_graph.
18455 * cgraph.h (struct inline_summary): Break out of struct
18457 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18458 of struct cgraph_order_sort.
18459 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18460 * cse.c (struct branch_path): Break out of struct
18461 cse_basic_block_data.
18462 * except.h (enum eh_region_type): Break out of struct eh_region.
18463 * gcc.c (enum add_del): Break out of struct modify_target.
18464 * genrecog.c (enum decision_type): Break out of struct decision_test.
18465 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18467 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18468 * regmove.c (enum match_use): New enum, broken out of struct match.
18469 * sched-int.h (enum post_call_group): New enum, broken out of
18471 (struct deps_reg): Break out of struct deps.
18472 * target.h (struct asm_int_op): Break out of struct gcc_target.
18473 * tree-eh.c (struct goto_queue_node): Break out of struct
18475 * tree-inline.h (enum copy_body_cge_which): Break out of
18477 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18479 * c-decl.c (in_struct, struct_types): New static variables.
18480 (pushtag): Add loc parameter. Change all callers.
18481 (lookup_tag): Add ploc parameter. Change all callers.
18482 (check_compound_literal_type): New function.
18483 (parser_xref_tag): Add loc parameter. Change all callers. If
18484 -Wc++-compat, warn about struct/union/enum types defined within a
18486 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18487 and loc parameters. Change all callers. Change error calls to
18488 error_at, using loc. For a redefinition, if the location of the
18489 original definition is known, report it. Set in_struct and
18490 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18491 (finish_struct): Add new parameters enclosing_in_struct and
18492 enclosing_struct_types. Change all callers. Set
18493 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18494 in the struct. If in a struct, add this struct to struct_types.
18495 (start_enum): Add loc parameter. Change all callers. Use
18496 error_at for errors, using loc. For a redefinition, if the
18497 location of the original definition is known, report it. If in a
18498 struct, add this enum type to struct_types. If -Wc++-compat warn
18499 if in sizeof, typeof, or alignof.
18500 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18501 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18502 (c_parser_enum_specifier): Get enum location for start_enum.
18503 (c_parser_struct_or_union_specifier): Get struct location for
18504 start_struct. Save in_struct and struct_types status between
18505 start_struct and finish_struct.
18506 (c_parser_cast_expression): Get location of cast.
18507 (c_parser_alignof_expression): Get location of type.
18508 (c_parser_postfix_expression): Likewise.
18509 (c_parser_postfix_expression_after_paren_type): Add type_loc
18510 parameter. Change all callers. Call check_compound_literal_type.
18511 Use type_loc for error about variable size type.
18512 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18513 of an enum constant from an enum type defined in a struct or union.
18514 (c_cast_expr): Add loc parameter. Change all callers. If
18515 -Wc++-compat, warn about defining a type in a cast.
18516 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18517 (start_enum, start_struct, finish_struct): Update declarations.
18518 (parser_xref_tag, c_cast_expr): Update declarations.
18519 (check_compound_literal_type): Declare.
18521 2009-05-11 Ben Elliston <bje@au.ibm.com>
18523 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18524 for recent libcpp interface change.
18525 (rs6000_macro_to_expand): Likewise.
18527 2009-05-10 Michael Matz <matz@suse.de>
18530 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18531 not at entry of function.
18533 2009-05-10 Richard Guenther <rguenther@suse.de>
18535 PR tree-optimization/40081
18537 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18538 using the main variant of the element type. Do not fiddle with
18539 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18541 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18542 structs with volatile fields.
18544 2009-05-10 Jan Hubicka <jh@suse.cz>
18546 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18547 (estimate_move_cost): Assert that it does not get called for
18549 (estimate_num_insns): Skip VOID types in argument handling.
18550 (optimize_inline_calls): Delete unreachable blocks and verify that
18551 callgraph is valid.
18553 2009-05-10 Jan Hubicka <jh@suse.cz>
18555 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18556 * cgraph.c (cgraph_mark_address_taken_node): New function.
18557 (dump_cgraph_node): Dump new flag.
18558 * cgraph.h (struct cgraph_node): Add address_taken.
18559 (cgraph_mark_address_taken_node): New function.
18560 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18561 since new direct calls can be born.
18563 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18565 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18566 tok->val.node.node.
18568 2009-05-10 Jan Hubicka <jh@suse.cz>
18570 PR middle-end/40084
18571 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18573 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18574 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18575 * tree-inline.c (copy_bb): Set frequency correctly.
18576 (fold_marked_statements): Update call to
18577 cgraph_update_edges_for_call_stmt.
18579 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18581 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18582 identifiers in diagnostics.
18583 * config/arm/arm.c (arm_handle_fndecl_attribute,
18584 arm_handle_isr_attribute): Likewise.
18585 * config/avr/avr.c (avr_handle_progmem_attribute,
18586 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18587 * config/bfin/bfin.c (handle_int_attribute,
18588 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18589 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18590 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18592 * config/darwin.c (darwin_handle_kext_attribute,
18593 darwin_handle_weak_import_attribute): Likewise.
18594 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18595 h8300_handle_eightbit_data_attribute,
18596 h8300_handle_tiny_data_attribute): Likewise.
18597 * config/i386/i386.c (ix86_handle_cconv_attribute,
18598 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18599 * config/i386/winnt.c (ix86_handle_shared_attribute,
18600 ix86_handle_selectany_attribute): Likewise.
18601 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18602 * config/m32c/m32c.c (function_vector_handler): Likewise.
18603 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18604 m68hc11_handle_fntype_attribute): Likewise.
18605 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18606 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18607 * config/mips/mips.c (mips_insert_attributes,
18608 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18609 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18610 rs6000_handle_struct_attribute): Likewise.
18611 * config/sh/sh.c (sh_insert_attributes,
18612 sh_handle_resbank_handler_attribute,
18613 sh_handle_interrupt_handler_attribute,
18614 sh2a_handle_function_vector_handler_attribute,
18615 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18617 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18618 * config/spu/spu.c (spu_handle_fndecl_attribute,
18619 spu_handle_vector_attribute): Likewise.
18620 * config/stormy16/stormy16.c
18621 (xstormy16_handle_interrupt_attribute): Likewise.
18622 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18623 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18625 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18627 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18628 (pp_translate_identifiers): New.
18629 (pp_identifier): Only conditionally translate identifier to locale
18631 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18632 (pp_base_tree_identifier): Only conditionally translate identifier
18633 to locale character set.
18634 * c-pretty-print.c (M_): Define.
18635 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18636 fragments for conditional translation with M_.
18637 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18638 identifier translation.
18640 2009-05-10 Richard Guenther <rguenther@suse.de>
18642 PR tree-optimization/40081
18643 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18644 using the main variant of the element type. Do not fiddle with
18645 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18647 2009-05-09 Jan Hubicka <jh@suse.cz>
18649 PR middle-end/40080
18650 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18651 indirect calls; verify cgraph afterwards.
18653 2009-05-09 Jan Hubicka <jh@suse.cz>
18656 * ipa.c (update_inlined_to_pointer): New function.
18657 (cgraph_remove_unreachable_nodes): Use it.
18659 2009-05-09 Jan Hubicka <jh@suse.cz>
18661 * tree-eh.c (struct leh_state): Remove prev_try.
18662 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18663 not track prev_try.
18664 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18665 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18666 remove_eh_handler_and_replace, foreach_reachable_handler,
18667 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18668 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18669 (gen_eh_region_cleanup): Update prototype.
18671 2009-05-09 Jan Hubicka <jh@suse.cz>
18673 PR middle-end/40043
18674 * except.c (copy_eh_region): Always set prev_try.
18675 (redirect_eh_edge_to_label): Find outer try.
18676 (foreach_reachable_handler): When looking for prev try
18677 handle case where previous try is not going to be taken.
18679 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18681 PR tree-optimization/40049
18682 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18683 only vector/vector shifts, convert the type of the constant to the
18684 appropriate type to avoid building incorrect trees, which
18685 eventually have problems with garbage collection.
18687 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18689 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18690 -1 for complex floating-point types if honoring signed zeros.
18692 2009-05-08 Jan Hubicka <jh@suse.cz>
18694 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18695 argument; handle correctly when profile is absent.
18696 (build_cgraph_edges): Update.
18697 (rebuild_cgraph_edges): Update.
18698 * cgraph.c: Do not include varray.h.
18699 (cgraph_set_call_stmt_including_clones): New function.
18700 (cgraph_create_edge_including_clones): Likewise
18701 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18702 (cgraph_update_edges_for_call_stmt): Handle clones.
18703 (cgraph_remove_node): Handle clone tree.
18704 (cgraph_remove_node_and_inline_clones): New function.
18705 (dump_cgraph_node): Dump clone tree.
18706 (cgraph_clone_node): Handle clone tree.
18707 (clone_function_name): Bring here from tree-inline.c.
18708 (cgraph_create_virtual_clone): New function.
18709 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18710 (cgraph_clone_info): New function.
18711 (strut cgraph_node): Add clone_info and new clone tree pointers.
18712 (cgraph_remove_node_and_inline_clones,
18713 cgraph_set_call_stmt_including_clones,
18714 cgraph_create_edge_including_clones,
18715 cgraph_create_virtual_clone): Declare.
18716 (cgraph_function_versioning): Use VEC argument.
18717 (compute_call_stmt_bb_frequency): Update prototype.
18718 (cgraph_materialize_all_clones): New function.
18719 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18720 (ipcp_create_replace_map): Update to VECtors.
18721 (ipcp_update_callgraph): Use virtual clones.
18722 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18723 (ipcp_update_profiling): Do not update local profiling.
18724 (ipcp_insert_stage): Use VECtors and virtual clones.
18725 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18726 (clone_of_p): New function.
18727 (cgraph_preserve_function_body_p): Use clone tree.
18728 (cgraph_optimize): Materialize clones.
18729 (cgraph_function_versioning): Update for VECtors.
18730 (save_inline_function_body): Use clone tree.
18731 (cgraph_materialize_clone): New function.
18732 (cgraph_materialize_all_clones): Likewise.
18733 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18734 * ipa.c: Include gimple.h.
18735 (cgraph_remove_unreachable_nodes): Use clone tree.
18736 * ipa-prop.c (ipa_note_param_call): Update call to
18737 compute_call_stmt_bb_frequencycall.
18738 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18739 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18740 (copy_bb): Handle updating of clone tree; add new edge when new call
18742 (expand_call_inline): Be strict about every call having edge.
18743 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18744 (delete_unreachable_blocks_update_callgraph): New function.
18745 (tree_function_versioning): Use VECtors; always remove unreachable
18746 blocks and fold conditionals.
18747 * tree-inline.h: Do not include varray.h.
18748 (tree_function_versioning): Remove.
18749 * Makefile.in (GTFILES): Remove tree-inline.c
18750 * passes.c (do_per_function): Do only functions having body.
18751 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18754 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18755 Andrew Morrow <acm@google.com>
18758 * c-common.c (c_common_attribute_table): Permit deprecated
18759 attribute to take an optional argument.
18760 (handle_deprecated_attribute): If the optional argument to
18761 __attribute__((deprecated)) is not a string ignore the attribute
18762 and emit a warning.
18764 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18765 * c-typeck.c (build_component_ref): Likewise.
18766 (build_external_ref): Likewise.
18768 * toplev.c (warn_deprecated_use): Add an attribute argument.
18769 Emit the message associated with __attribute__((deprecated)).
18771 * toplev.h (warn_deprecated_use): Updated.
18773 * doc/extend.texi: Document new optional parameter to
18774 __attribute__((deprecated))
18776 2009-05-08 Michael Eager <eager@eagercon.com>
18778 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18779 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18781 2009-05-08 Richard Guenther <rguenther@suse.de>
18783 PR tree-optimization/40062
18784 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18785 Avoid exponential behavior.
18787 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18789 PR rtl-optimization/33928
18791 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18792 process_uses, build_single_def_use_links): New.
18793 (update_df): Update use_def_ref.
18794 (forward_propagate_into): Use get_def_for_use instead of use-def
18796 (fwprop_init): Call build_single_def_use_links and let it initialize
18798 (fwprop_done): Free use_def_ref.
18799 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18800 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18801 df_rd_simulate_one_insn): New.
18802 (df_rd_bb_local_compute_process_def): Update head comment.
18803 (df_chain_create_bb): Use the new RD simulation functions.
18804 * df.h (df_rd_simulate_artificial_defs_at_top,
18805 df_rd_simulate_one_insn): New.
18806 * opts.c (decode_options): Enable fwprop at -O1.
18807 * doc/invoke.texi (-fforward-propagate): Document this.
18809 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18812 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18813 and one complex operand specially.
18814 * tree-complex.c (some_nonzerop): Do not identify a real value as
18815 zero if flag_signed_zeros.
18817 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18819 PR rtl-optimization/33928
18820 * loop-invariant.c (record_use): Fix && vs. || mishap.
18822 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18824 PR rtl-optimization/33928
18825 * loop-invariant.c (struct use): Add addr_use_p.
18826 (struct def): Add n_addr_uses.
18827 (struct invariant): Add cheap_address.
18828 (create_new_invariant): Set cheap_address.
18829 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18830 (record_uses): Pass df_ref to record_use.
18831 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18834 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18836 * config/sh/sh.c: Do not include c-pragma.h.
18838 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18840 * config/spu/spu.c: Remove include of c-common.h.
18842 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18845 * c-common.h (mark_valid_location_for_stdc_pragma,
18846 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18847 clear_float_const_decimal64, float_const_decimal64_p): New.
18848 * c.opt (Wunsuffixed-float-constants): New.
18849 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18850 unsuffixed float constant, handle new warning.
18851 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18852 * c-decl.c (c_scope): New flag float_const_decimal64.
18853 (set_float_const_decimal64, clear_float_const_decimal64,
18854 float_const_decimal64_p): New.
18855 (push_scope): Set new flag.
18856 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18857 to use STDC pragmas.
18858 (c_parser_external_declaration): Ditto.
18859 (c_parser_compound_statement_nostart): Ditto.
18860 * c-pragma.c (valid_location_for_stdc_pragma,
18861 mark_valid_location_for_stdc_pragma,
18862 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18863 handle_pragma_float_const_decimal64): New.
18864 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18865 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18866 set_float_const_decimal64, clear_float_const_decimal64,
18867 float_const_decimal64_p): New dummy functions.
18868 * doc/extend.texi (Decimal Float): Remove statement that the
18869 pragma, and suffix for double constants, are not supported.
18870 * doc/invoke.texi (Warning Options): List new option.
18871 (-Wunsuffixed-float-constants): New.
18873 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18875 * config/i386/i386.c: Do not include c-common.h.
18877 2009-05-07 Mark Heffernan <meheff@google.com>
18879 * doc/invoke.texi (Debugging Options): Document change of debugging
18881 * opts.c (decode_options): Make dump_base_name relative to
18882 aux_base_name directory.
18884 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18886 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18887 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18889 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18891 * Makefile.in (install-plugin): Simplify a bit.
18893 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18895 * Makefile.in (OBJS-common): Add regcprop.o.
18897 * timevar.def (TV_CPROP_REGISTERS): New.
18898 * regrename.c (regrename_optimize): Return 0.
18899 (rest_of_handle_regrename): Delete.
18900 (pass_rename_registers): Point to regrename_optimize.
18901 (struct value_data_entry, struct value_data,
18902 kill_value_one_regno, kill_value_regno, kill_value,
18903 set_value_regno, init_value_data, kill_clobbered_value,
18904 kill_set_value, kill_autoinc_value, copy_value,
18905 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18906 replace_oldest_value_reg, replace_oldest_value_addr,
18907 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18908 debug_value_data, validate_value_data): Move...
18909 * regcprop.c: ... here.
18910 (rest_of_handle_cprop): Delete.
18911 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18913 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18915 PR middle-end/40057
18916 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18917 GEN_INT for 1 << bitnum.
18918 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18919 build_int_cst_type.
18921 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18923 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18924 Remove wrong description of "nand" operation.
18926 2009-05-06 Richard Guenther <rguenther@suse.de>
18927 Adam Nemet <anemet@caviumnetworks.com>
18929 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18930 comment. Add that if LHS is not a gimple register, then RHS1 has
18931 to be a single object (GIMPLE_SINGLE_RHS).
18933 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18935 * expr.c (get_def_for_expr): Move it up in the file.
18936 (store_field): When expanding a bit-field store, look at the
18937 defining gimple stmt for the masking conversion.
18939 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18941 PR middle-end/39986
18942 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18943 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18944 32-bit memcpy into long.
18946 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18948 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18949 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18951 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18952 instead of appending DW_OP_deref*.
18954 2009-05-06 Michael Matz <matz@suse.de>
18956 PR middle-end/40021
18957 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18958 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18960 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18962 * Makefile.in (install-plugin): Fix srcdir handling.
18964 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18966 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18967 when processing for not_regs_needed bitmap.
18968 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18969 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18970 handling it for rhs.
18972 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18974 * config/i386/i386.md (unnamed inc/dec peephole): Use
18975 optimize_insn_for_size_p instead of optimize_size.
18976 * config/i386/predicates.md (incdec_operand): Likewise.
18977 (aligned_operand): Likewise.
18978 * config/i386/sse.md (divv8sf3): Likewise.
18979 (sqrtv8sf2): Likewise.
18981 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18983 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18985 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18987 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18989 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18990 ssemodesuffixf2c with avxmodesuffixf2c.
18992 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18995 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18997 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18999 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
19000 (struct tree_base): Adjust spacing for 8 bit boundaries.
19001 (struct tree_decl_common): Add decl_by_reference_flag bit.
19002 (DECL_BY_REFERENCE): Adjust.
19003 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
19004 print DECL_BY_REFERENCE bit.
19005 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
19006 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
19007 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
19008 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
19011 PR middle-end/39666
19012 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
19013 range of the type, but default label is missing, add it with one
19014 of the existing labels instead of adding a new label for it.
19016 2009-05-05 Joseph Myers <joseph@codesourcery.com>
19020 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
19022 * Makefile.in (enable_plugin, plugin_includedir): New.
19023 (install): Depend on install-plugin.
19024 (PLUGIN_HEADERS): New.
19025 (install-plugin): New.
19026 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
19028 2009-05-05 Richard Guenther <rguenther@suse.de>
19030 PR tree-optimization/40022
19031 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
19033 (phivn_valid_p): Fix tuplification error, simplify.
19034 (phiprop_insert_phi): Add dumps.
19035 (propagate_with_phi): Simplify.
19037 2009-05-05 Richard Guenther <rguenther@suse.de>
19039 PR middle-end/40023
19040 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19042 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19044 * tree.h (strip_float_extensions): Remove duplicate declaration.
19045 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19046 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19047 block_ultimate_origin): Rearrange the declarations line to match the
19048 comment that indicates the .c file which the functions are defined.
19049 (dwarf2out_*, set_decl_rtl): Add comment.
19050 (get_base_address): Adjust comment.
19051 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19052 declarations line and add comment.
19053 (is_builtin_name): Add blank after function name, for clarity.
19055 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19057 * attribs.c (decl_attributes): Use %qE for identifiers in
19059 * cgraphunit.c (verify_cgraph_node): Translate function names to
19060 locale character set in diagnostics.
19061 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19063 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19064 Document that functions are named in UTF-8.
19065 * expr.c (expand_expr_real_1): Translate function names to locale
19066 character set in diagnostics.
19067 * gimplify.c (omp_notice_variable, omp_is_private,
19068 gimplify_scan_omp_clauses): Use %qE for identifiers in
19070 * langhooks.c (lhd_print_error_function): Translate function names
19071 to locale character set.
19072 * langhooks.h (decl_printable_name): Document that return value is
19073 in internal character set.
19074 * stmt.c: Include pretty-print.h
19075 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19077 (resolve_operand_name_1): Translate named operand name to locale
19079 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19081 * toplev.c (announce_function): Translate function names to locale
19083 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19084 (default_tree_printer): Use pp_identifier or translate identifiers
19085 to locale character set. Mark "<anonymous>" for translation.
19086 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19087 for identifiers in diagnostics.
19088 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19090 * varasm.c (output_constructor): Use %qE for identifiers in
19093 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19095 * configure.ac: use ` ` instead of $()
19096 * configure: Regenerate.
19098 2009-05-05 Ben Elliston <bje@au.ibm.com>
19100 * config/pa/linux-atomic.c: Eliminate conditional include of
19101 errno.h on non-LP64 systems to simplify build requirements.
19103 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19105 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19107 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19108 and pass value to identifier_to_locale.
19109 (warn_variable_length_array): Make name a tree.
19110 (grokdeclarator): Separate diagnostic texts for named and unnamed
19111 declarators. Use %qE for named declarators.
19112 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19114 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19115 identifiers in diagnostics.
19116 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19117 identifier_to_locale. Mark "anonymous" strings for translation.
19119 2009-05-04 Michael Eager <eager@eagercon.com>
19121 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19122 address for DImode/DFmode only if double-precision FP regs.
19124 2009-05-04 Michael Eager <eager@eagercon.com>
19126 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19127 TARGET_SINGLE_FLOAT check.
19129 2009-05-04 Michael Eager <eager@eagercon.com>
19131 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19133 2009-05-04 Michael Eager <eager@eagercon.com>
19135 * gcc/config.gcc (powerpc-xilinx-eabi*): Add tm t-xilinx
19136 * config/rs6000/t-xilinx: New
19138 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19140 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19141 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19142 * gcc/explow.c (memory_address): Use target hook.
19143 * gcc/targhooks.c (default_legitimize_address): New.
19144 * gcc/targhooks.h (default_legitimize_address): New.
19145 * gcc/target.h (legitimize_address): New.
19146 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19147 (TARGET_INITIALIZER): Include it.
19148 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19150 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19151 * config/bfin/bfin.c (legitimize_address): Remove.
19152 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19153 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19155 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19156 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19158 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19159 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19160 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19161 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19162 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19163 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19164 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19165 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19166 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19167 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19168 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19169 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19170 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19171 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19172 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19173 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19174 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19175 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19176 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19177 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19178 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19179 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19180 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19182 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19183 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19184 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19185 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19186 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19187 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19188 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19189 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19190 (thumb_legitimize_address): Delete.
19191 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19192 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19193 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19194 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19195 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19196 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19198 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19201 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19202 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19203 * config/m32r/m32r.c (m32r_legitimize_address): New.
19204 * config/m68k/m68k.c (m68k_legitimize_address): New.
19205 * config/score/score.c (score_legitimize_address): Standardize.
19206 * config/score/score3.c (score3_legitimize_address): Standardize.
19207 * config/score/score3.h (score3_legitimize_address): Adjust.
19208 * config/score/score7.c (score7_legitimize_address): Standardize.
19209 * config/score/score7.h (score7_legitimize_address): Adjust.
19210 * config/sh/sh.c (sh_legitimize_address): New.
19211 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19213 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19214 (s390_legitimize_address): ... this.
19215 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19216 (sparc_legitimize_address): ... this.
19217 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19218 (ix86_legitimize_address): ... this.
19219 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19220 (avr_legitimize_address): ... this.
19221 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19222 (mn10300_legitimize_address): ... this.
19223 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19224 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19225 (alpha_expand_mov): Adjust call.
19227 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19228 * config/spu/spu.c (spu_legitimize_address): Likewise.
19229 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19230 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19232 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19234 * intl.c (locale_encoding, locale_utf8): New.
19235 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19236 * intl.h (locale_encoding, locale_utf8): Declare.
19237 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19238 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19240 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19242 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19243 (pp_base_tree_identifier): Declare as function.
19244 (identifier_to_locale): Declare.
19245 * Makefile.in (pretty-print.o): Update dependencies.
19246 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19248 2009-05-04 Richard Guenther <rguenther@suse.de>
19250 PR middle-end/40015
19251 * builtins.c (fold_builtin_memory_op): Do not decay to element
19252 type if the size matches the whole array.
19254 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19256 * expmed.c (synth_mult): When trying out a shift, pass the result
19259 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19261 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19262 (shiftsub1_cost): New.
19263 (init_expmed): Compute shiftsub1_cost.
19264 (synth_mult): Optimize multiplications by constants of the form
19265 -(2^^m-1) for some constant positive integer m.
19267 2009-05-03 Richard Guenther <rguenther@suse.de>
19270 * c-typeck.c (array_to_pointer_conversion): Do not built
19271 ADDR_EXPRs of arrays of pointer-to-element type.
19272 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19273 up wrong ADDR_EXPRs after-the-fact.
19274 * c-common.c (strict_aliasing_warning): Strip pointer
19275 conversions for obtaining the original type.
19276 * builtins.c (fold_builtin_memset): Handle array types.
19277 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19280 2009-05-03 Richard Guenther <rguenther@suse.de>
19282 PR middle-end/23329
19283 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19284 Do not lose casts from array types with unknown extent to array
19285 types with known extent.
19286 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19287 alias set compatibility.
19289 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19291 * flags.h (extra_warnings): Delete.
19292 * toplev.c (process_options): Handle Wuninitialized here.
19293 * opts.c (extra_warnings): Delete.
19294 (set_Wextra): Delete.
19295 (common_handle_option): -Wextra can be handled automatically.
19296 * c-opts.c (c_common_handle_option): Delete obsolete code.
19297 (c_common_post_options): Simplify comment.
19298 * common.opt (W): Add Var.
19300 (Wuninitialized): Initialize to -1.
19302 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19303 Richard Guenther <rguenther@suse.de>
19305 * expr.c (get_def_for_expr): New function.
19306 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19307 SSA rather than trees.
19308 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19309 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19311 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19313 * c-common.c (reswords): Add _Imaginary.
19314 * c-common.c (enum rid): Add RID_IMAGINARY.
19316 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19318 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19319 Patch by Richard Guenther.
19321 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19323 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19324 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19325 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19326 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19327 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19328 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19329 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19330 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19331 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19332 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19333 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19334 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19335 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19336 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19337 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19338 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19339 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19340 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19342 2009-05-02 Richard Guenther <rguenther@suse.de>
19344 PR tree-optimization/39940
19345 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19348 2009-05-02 Richard Guenther <rguenther@suse.de>
19350 PR middle-end/40001
19351 * tree-ssa.c (execute_update_addresses_taken): Properly check
19352 if we can mark a variable DECL_GIMPLE_REG_P.
19353 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19354 back to the end of the function.
19355 (is_gimple_reg_type): Remove complex type special casing.
19356 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19359 2009-05-02 Ben Elliston <bje@au.ibm.com>
19361 * doc/collect2.texi (Collect2): Document search path behaviour
19362 when configured with --with-ld.
19364 2009-05-02 Jan Hubicka <jh@suse.cz>
19366 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19367 parameter; update callers.
19368 (coalesce_cost_edge): EH edges are costier because they needs
19369 splitting even if not critical and even more costier when there are
19370 multiple EH predecestors.
19372 2009-05-02 Jan Hubicka <jh@suse.cz>
19374 * except.c (remove_eh_handler_and_replace): Handle updating after
19375 removing TRY blocks.
19377 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19379 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19381 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19383 * varasm.c: Do not include c-pragma.h.
19384 * attribs.c: Do not incude c-common.h.
19386 2009-05-01 Michael Matz <matz@suse.de>
19388 * calls.c (initialize_argument_information): Handle SSA names like
19389 decls with a non MEM_P DECL_RTL.
19391 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19393 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19394 * ipa-utils.c: Likewise.
19395 * ipa-type-escape.c: Likewise.
19396 * cgraphunit.c Do not include c-common.h.
19397 * ipa-pure-const.c: Likewise.
19398 * tree-if-conv.c: Likewise.
19399 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19400 * ipa-struct-reorg.c: Likewise.
19401 * tree-nomudflap.c: Likewise.
19402 * tree-ssa-structalias.c: Likewise.
19404 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19406 * store-motion.c: Many cleanups to make this pass a first-class
19407 citizen instead of an appendix to gcse load motion. Add TODO list
19408 to make this pass faster/cleaner/better.
19410 (struct ls_expr): Post gcse.c-split cleanups.
19411 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19412 "stores" field to "avail_stores".
19413 (pre_ldst_mems): Rename to store_motion_mems.
19414 (pre_ldst_table): Rename to store_motion_mems_table.
19415 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19416 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19417 (ldst_entry): Rename to st_expr_entry, update users.
19418 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19419 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19420 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19422 (first_ls_expr): Rename to first_st_expr, update users.
19423 (next_ls_expr): Rename to next_st_expr, update users.
19424 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19425 fields properly for store motion instead of names inherited from load
19427 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19428 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19431 (ae_kill): Rename to st_kill, update users.
19432 (ae_gen): Rename to st_avloc, update users.
19433 (transp): Rename to st_transp, update users.
19434 (pre_insert_map): Rename to st_insert_map, update users.
19435 (pre_delete_map): Rename to st_delete_map, update users.
19436 (insert_store, build_store_vectors, free_store_memory,
19437 one_store_motion_pass): Update for abovementioned changes.
19439 (gcse_subst_count, gcse_create_count): Remove.
19440 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19441 and "n_stores_created", local variables.
19443 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19446 (regvec, compute_store_table_current_insn): Remove.
19447 (reg_set_info, reg_clear_last_set): Remove.
19448 (compute_store_table): Use DF caches instead of local dataflow
19451 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19453 * c-objc-common.c (c_tree_printer): Print identifiers with
19454 pp_identifier, not pp_string. Mark "({anonymous})" for
19456 * c-pretty-print.c (pp_c_ws_string): New.
19457 (pp_c_cv_qualifier, pp_c_type_specifier,
19458 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19459 pp_c_storage_class_specifier, pp_c_function_specifier,
19460 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19461 pp_c_primary_expression, pp_c_postfix_expression,
19462 pp_c_unary_expression, pp_c_shift_expression,
19463 pp_c_relational_expression, pp_c_equality_expression,
19464 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19465 use pp_string and pp_c_ws_string in place of pp_identifier and
19466 pp_c_identifier for non-identifiers. Mark English strings for
19468 * c-pretty-print.h (pp_c_ws_string): Declare.
19470 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19471 Roland McGrath <roland@redhat.com>
19473 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19474 (ENABLE_LD_BUILDID): New configuration option.
19475 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19476 (LINK_BUILDID_SPEC): New macro.
19477 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19479 * doc/install.texi: Document --enable-linker-build-id option.
19480 * configure: Rebuild.
19481 * config.in: Rebuild.
19483 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19485 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19486 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19487 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19488 MIPS_GP_SAVE_AREA_SIZE.
19489 * config/mips/mips.c (struct mips_frame_info): Update comment
19490 before arg_pointer_offset and hard_frame_pointer_offset.
19491 (mips_compute_frame_info): Update diagram before function: to
19492 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19493 indicate the position of frame_pointer_rtx with -fstack-protector and
19494 to show args_size. Don't allocate cprestore area for leaf functions
19495 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19497 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19499 2009-04-30 Michael Matz <matz@suse.de>
19501 PR tree-optimization/39955
19502 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19504 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19506 * ira.c (setup_cover_and_important_classes): Use safe macro
19507 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19509 * genpreds.c (write_tm_preds_h): Output suitable definition of
19510 REG_CLASS_FOR_CONSTRAINT.
19512 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19514 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19516 * bitmap.c (bitmap_descriptor): Likewise.
19517 * ggc-common.c (loc_descriptor): Likewise.
19518 * varray.c (varray_descriptor): Likewise.
19519 * vec.c (vec_descriptor): Likewise.
19521 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19523 * Makefile.in (dce.o): Add $(EXCEPT_H).
19524 * dce.c: Include except.h and delete redundant vector definitions.
19525 (deletable_insn_p): Return false for non-call insns that can throw
19528 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19530 * gcse.c (ae_gen): Remove.
19531 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19532 and make non-static function to make it available in store-motion.c.
19533 Update call sites with search-and-replace.
19534 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19535 extract_mentioned_regs, extract_mentioned_regs_helper,
19536 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19537 store_killed_in_insn, store_killed_after, store_killed_before,
19538 build_store_vectors, insert_insn_start_basic_block, insert-store,
19539 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19540 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19541 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19542 * store-motion.c: ...new file. Also copy data structures from gcse.c
19543 and clean up to remove parts not used by store motion.
19544 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19545 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19547 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19550 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19551 when optimizing for size.
19553 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19555 * gcse.c (gcse_constant_p): Fix typo in last change.
19557 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19559 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19561 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19563 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19565 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19567 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19568 CONST_HIGH_PART result.
19570 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19572 * config/avr/avr.c (initial_elimination_offset): Rename to
19573 avr_initial_elimination_offset.
19574 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19575 change return type to bool.
19576 (avr_can_eliminate): New function.
19577 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19578 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19579 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19580 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19581 avr_initial_elimination_offset.
19582 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19583 (avr_initial_elimination_offset): Define.
19585 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19586 Steven Bosscher <steven@gcc.gnu.org>
19588 PR rtl-optimization/39938
19589 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19590 * cfgrtl.c: Include insn-attr.h.
19591 (rest_of_pass_free_cfg): New function.
19592 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19593 * resource.c (init_resource_info): Remove call to df_analyze.
19595 2009-04-29 Richard Guenther <rguenther@suse.de>
19598 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19599 allow conversion to signed integers.
19601 2009-04-29 Richard Guenther <rguenther@suse.de>
19603 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19604 shifts of floating point vectors if the shift amount is
19605 a constant multiple of the element size.
19607 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19608 Michael Matz <matz@suse.de>
19610 PR middle-end/39927
19612 * tree-outof-ssa.c (emit_partition_copy): New function.
19613 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19614 insert_part_to_rtx_on_edge): Perform the partition base var
19615 copy using emit_partition_copy.
19616 (insert_value_copy_on_edge): Convert constants to the right mode.
19617 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19618 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19620 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19622 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19623 scan backwards to try to find a constant to initialize it.
19625 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19626 insn before the loop_end instruction, don't look past labels.
19628 2009-04-29 Richard Guenther <rguenther@suse.de>
19630 PR middle-end/39937
19631 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19632 loose type conversions.
19633 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19634 stmts only if there are no uses of its definition.
19636 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19638 * config/bfin/bfin.h (splitting_loops): Declare.
19639 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19640 Reorder bit definitions to be ascending.
19641 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19642 * config/bfin/bfin.c (splitting_loops): New variable.
19643 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19644 (struct loop_info): Remove members INIT and LOOP_INIT.
19645 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19646 the LSETUP sequence. Allow LC to be loaded from any register, but
19647 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19648 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19650 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19651 of reload_completed.
19654 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19656 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19658 * Makefile.in (PLUGIN_VERSION_H): New.
19659 (OBJS-common): Remove plugin-version.o.
19660 (plugin.o): Depend on (PLUGIN_VERSION_H).
19661 (plugin-version.o): Remove.
19662 * configure: Regenerate
19663 * configure.ac: Create plugin-version.h.
19664 * gcc-plugin.h (plugin_gcc_version): Remove.
19665 (plugin_default_version_check): Change signature.
19666 * plugin-version.c: Remove.
19667 * plugin.c: Include plugin-version.h.
19668 (str_plugin_gcc_version_name): Remove.
19669 (try_init_one_plugin): Pass gcc version to plugin_init.
19670 (plugin_default_version_check): Both gcc and plugin versions are now
19673 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19675 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19676 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19677 Remove special case testing for last insn of inner loops. Don't fail
19678 if the loop ends with a jump, emit an extra nop instead.
19680 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19681 DREGS rather than comparing directly. Remove code that tries to
19682 account for latencies.
19684 2009-04-29 Richard Guenther <rguenther@suse.de>
19686 PR tree-optimization/39941
19687 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19688 eliminating an indirect call.
19690 2009-04-29 Richard Guenther <rguenther@suse.de>
19692 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19693 parameter. Allow invariants as base if !require_lvalue.
19694 (verify_gimple_assign_single): Adjust.
19696 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19698 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19699 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19700 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19701 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19702 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19704 * config/bfin/bfin.c (bfin_expand_builtin,
19705 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19707 2009-04-28 Richard Guenther <rguenther@suse.de>
19709 * tree-vect-loop.c (get_initial_def_for_induction): Use
19710 correct types for pointer increment.
19712 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19714 * toplev.c (print_version): Update GMP version string calculation.
19716 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19718 PR rtl-optimization/39938
19719 * resource.c (init_resource_info): Add call to df_analyze.
19721 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19723 * config/alpha/alpha.md (usegp): Cast the result of
19724 alpha_find_lo_sum_using_gp to enum attr_usegp.
19725 * config/alpha/alpha.c (override_options): Remove end-of-structure
19726 marker element from cpu_table. Use array size of cpu_table to handle
19727 -mcpu and -mtune options.
19728 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19730 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19732 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19733 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19734 tune_32 and tune_64.
19735 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19736 support on PowerPC.
19737 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19738 * config/rs6000/option-defaults.h: ... here. New file.
19739 (OPT_64, OPT_32): Define.
19740 (MASK_64BIT): Define to 0 if not already defined.
19741 (OPT_ARCH64, OPT_ARCH32): Define.
19742 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19745 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19747 * config/arm/arm.c (arm_override_options): Emit error on using
19750 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19752 PR rtl-optimization/39914
19753 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19754 registers for allocnos created from user-defined variables only
19755 when not optimizing.
19757 2009-04-28 Richard Guenther <rguenther@suse.de>
19759 PR middle-end/39937
19760 * fold-const.c (fold_binary): Use distribute_real_division only
19763 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19765 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19766 add hpux-stdint.h to tm_file.
19767 (hppa[12]*-*-hpux11*): Ditto.
19768 (ia64*-*-hpux*): Ditto.
19769 * config/hpux-stdint.h: New.
19770 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19771 __STDC_EXT__ for all compiles.
19772 * config/pa/pa-hpux.h: Ditto.
19773 * config/pa/pa-hpux10.h: Ditto.
19774 * config/pa/pa-hpux11.h: Ditto.
19776 2009-04-28 Catherine Moore <clm@codesourcery.com>
19778 * debug.h (set_name): Add comment.
19780 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19783 * config/darwin.c (machopic_gen_offset): Check
19784 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19785 * config/arm/arm.c (require_pic_register): Likewise.
19787 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19789 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19790 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19791 m32c_promote_prototypes): Delete.
19793 2009-04-28 Michael Matz <matz@suse.de>
19795 PR middle-end/39922
19796 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19799 2009-04-28 Richard Guenther <rguenther@suse.de>
19801 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19803 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19805 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19806 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19807 * config/arm/arm-tune.md: Regenerate.
19809 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19811 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19812 block if there are complex incoming edges.
19813 (sel_merge_blocks): Remove useless assert.
19814 (sel_redirect_edge_and_branch): Check that edge was redirected.
19815 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19816 (sel_find_rgns): Delete declaration.
19817 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19818 the region when it is not a preheader.
19820 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19823 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19825 2009-04-28 Richard Guenther <rguenther@suse.de>
19827 * tree.h (SSA_NAME_VALUE): Remove.
19828 (struct tree_ssa_name): Remove value_handle member.
19829 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19830 array for jump threading.
19831 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19833 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19834 * tree-flow.h (threadedge_initialize_values): Declare.
19835 (threadedge_finalize_values): Likewise.
19836 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19837 (SSA_NAME_VALUE): Define.
19838 (threadedge_initialize_values): New function.
19839 (threadedge_finalize_values): Likewise.
19840 * tree-ssa-dom.c (ssa_name_values): New global variable.
19841 (SSA_NAME_VALUE): Define.
19842 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19844 2009-04-28 Ira Rosen <irar@il.ibm.com>
19846 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19847 Use REPORT_VECTORIZED_LOCATIONS instead
19848 REPORT_VECTORIZED_LOOPS.
19849 * tree-vectorizer.c (vect_verbosity_level): Make static.
19850 (vect_loop_location): Rename to vect_location.
19851 (vect_set_verbosity_level): Update comment.
19852 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19854 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19855 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19856 instead REPORT_UNVECTORIZED_LOOPS.
19857 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19858 and vect_loop_def to vect_external_def and vect_internal_def.
19859 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19860 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19861 REPORT_UNVECTORIZED_LOCATIONS.
19862 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19863 and vect_used_in_loop and to vect_unused_in_scope and
19864 vect_used_in_scope.
19865 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19866 (vect_verbosity_level): Remove declaration.
19867 (vect_analyze_operations): Likewise.
19868 (vect_analyze_stmt): Declare.
19869 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19870 REPORT_UNVECTORIZED_LOCATIONS.
19871 (vect_get_loop_niters): Fix indentation.
19872 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19873 (vect_analyze_loop_operations): New function.
19874 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19875 vect_analyze_operations.
19876 (vect_is_simple_reduction): Use new names.
19877 (vectorizable_live_operation, vect_transform_loop): Likewise.
19878 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19879 to specify whether the data references can be a part of interleaving
19881 (vect_analyze_data_ref_dependence): Use new names.
19882 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19883 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19884 * tree-vect-patterns.c (widened_name_p): Use new names.
19885 (vect_recog_dot_prod_pattern): Likewise.
19886 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19887 (process_use, vect_mark_stmts_to_be_vectorized,
19888 vect_model_simple_cost, vect_model_store_cost,
19889 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19890 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19891 vectorizable_operation, vectorizable_type_demotion,
19892 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19893 vectorizable_condition): Likewise.
19894 (vect_analyze_operations): Split into vect_analyze_loop_operations
19896 (vect_analyze_stmt): ... new function.
19897 (new_stmt_vec_info): Use new names.
19898 (vect_is_simple_use): Use new names and fix comment.
19899 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19900 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19902 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19905 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19906 and integer modes for x87 operands. Do not ICE for unsupported size,
19907 generate error instead. Generate error for unsupported operand types.
19908 ['z']: Do not handle HImode memory operands specially. Warning
19909 for floating-point operands. Fallthru to 'Z' for unsupported operand
19910 types. Do not ICE for unsupported size, generate error instead.
19911 (output_387_binary_op): Use %Z to output operands.
19912 (output_fp_compare): Ditto.
19913 (output_387_reg_move): Ditto.
19915 2009-04-28 Ben Elliston <bje@au.ibm.com>
19920 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19922 * builtins.c (c_strlen): Do not warn here.
19923 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19924 * c-common.c (pointer_int_sum): Take an explicit location.
19925 Warn about offsets out of bounds.
19926 * c-common.h (pointer_int_sum): Adjust declaration.
19928 2009-04-27 Ian Lance Taylor <iant@google.com>
19930 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19932 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19933 * df-core.c (df_set_flags): Change return type to int. Change
19934 type of old_flags to int.
19935 (df_clear_flags): Likewise.
19936 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19937 (df_get_conditional_uses): Likewise.
19938 * df.h (df_set_flags, df_clear_flags): Update declarations.
19939 * dwarf2out.c (struct indirect_string_node): Change type of form
19940 field to enum dwarf_form.
19941 (AT_string_form): Change return type to enum dwarf_form.
19942 * fixed-value.c (fixed_compare): Add cast to enum type.
19943 * fwprop.c (update_df): Change 0 to VOIDmode.
19944 * gensupport.c: Change 0 to UNKNOWN.
19945 * gimple.h (gimple_cond_code): Add cast to enum type.
19946 * haifa-sched.c (reemit_notes): Add cast to enum type.
19947 * hooks.c (hook_int_void_no_regs): Remove function.
19948 * hooks.h (hook_int_void_no_regs): Remove declaration.
19949 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19950 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19951 * real.c (real_arithmetic): Add cast to enum type.
19952 (real_compare): Likewise.
19953 * target.h (struct gcc_target): Change return type of
19954 branch_target_register_class to enum reg_class.
19955 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19956 default_branch_target_register_class.
19957 * targhooks.c (default_branch_target_register_class): New function.
19958 * targhooks.h (default_branch_target_register_class): Declare.
19959 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19960 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19962 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19964 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19965 vect_uninitialized_def. Change 0 to ERROR_MARK.
19966 * tree-vect-stmts.c (supportable_widening_operation): Don't
19967 initialize icode1 and icode2.
19968 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19969 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19971 (cmn_err_flag_specs): Change 0 to STD_C89.
19972 (cmn_err_char_table): Likewise.
19973 * config/arm/arm.c (get_arm_condition_code): Change type of code
19974 to enum arm_cond_code.
19975 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19976 (IWMMXT_BUILTIN2): Likewise.
19977 (neon_builtin_type_bits): Don't define typedef.
19978 (neon_builtin_datum): Change type of bits field to int.
19979 (arm_expand_neon_args): Add cast to enum type.
19980 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19982 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19983 casts to enum type.
19984 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19986 * config/mips/mips.md (jal_macro): Return enum constant.
19987 (single_insn): Likewise.
19988 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19990 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19991 casts to enum type.
19992 * config/s390/s390.c (s390_tune_flags): Change type to int.
19993 (s390_arch_flags): Likewise.
19994 (s390_handle_arch_option): Change flags field of struct pta to int.
19995 * config/s390/s390.h (s390_tune_flags): Update declaration.
19996 (s390_arch_flags): Likewise.
19997 * config/sh/sh.c (prepare_move_operands): Compare
19998 tls_symbolic_operand result with enum constant.
19999 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
20000 (sh_expand_prologue): Add cast to enum type.
20001 (sh_expand_epilogue): Likewise.
20002 (tls_symbolic_operand): Change return type to enum tls_model.
20003 (fpscr_set_from_mem): Add cast to enum type.
20004 (legitimize_pic_address): Compare tls_symbolic_operand result with
20006 (sh_target_reg_class): Change return type to enum reg_class.
20007 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
20009 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
20010 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
20011 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
20012 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
20013 (delayed_branch, tls_call_delay): Likewise.
20014 (eligible_for_sibcall_delay): Likewise.
20015 (eligible_for_return_delay): Likewise.
20016 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
20017 (spu_expand_builtin_1): Likewise.
20019 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
20020 for all types of conversions.
20021 (output_init_element): Issue -Wc++-compat warning if needed when
20022 initializing a bitfield with enum type.
20023 * c-parser.c (c_parser_expression): Set original_type to
20024 original_type of right hand operand of comma operator.
20026 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20028 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
20030 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
20031 * doc/cpp.texi (Standard Predefined Macros)
20032 (Implementation-defined behavior): Likewise.
20033 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20034 * doc/gimple.texi (GIMPLE Exception Handling)
20035 (@code{GIMPLE_ASSIGN}): Likewise.
20036 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20037 * doc/invoke.texi (Warning Options, Optimize Options)
20038 (AVR Options, Darwin Options): Likewise.
20039 (Optimize Options): Reformulate -fwhole-program description.
20040 * doc/loop.texi (Lambda): Likewise.
20041 * doc/md.texi (Output Template, Define Constraints)
20042 (Standard Names, Insn Splitting): Likewise.
20043 * doc/options.texi (Option properties): Likewise.
20044 * doc/passes.texi (Tree-SSA passes): Likewise.
20045 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20046 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20047 (File Names and DBX): Likewise.
20048 * doc/trouble.texi (Incompatibilities): Likewise.
20050 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20052 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20053 instruction is correct.
20055 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20057 Allow non-constant arguments to conversion intrinsics.
20058 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20059 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20060 * spu.c (print_operand): Handle 'v' and 'w'.
20061 (exp2_immediate_p, spu_gen_exp2): Define.
20062 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20063 spu_convtf_1): Update parameter descriptions.
20064 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20065 * constraints.md ('v', 'w'): New.
20066 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20068 (i2f, I2F): New define_mode_attr.
20069 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20070 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20071 fixuns_truncv4sfv4si2): Update to use mode attribute.
20072 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20073 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20074 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20075 patterns for combine.
20077 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20079 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20080 (cprop, hoist, pre, store_motion): New debug counters.
20081 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20082 is not an RTL pass anymore.
20083 (pass_profiling): Remove extern decl for pass removed in 2005.
20084 (pass_gcse, pass_jump_bypass): Remove.
20085 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20086 to 0 for clean state.
20087 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20088 * cse.c (gate_handle_cse_after_global_opts,
20089 rest_of_handle_cse_after_global_opts): New functions.
20090 (pass_cse_after_global_opts): New pass, does local CSE.
20091 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20092 (TV_CPROP): New timevar.
20093 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20094 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20095 (gcse_main, recompute_all_luids): Remove.
20096 (compute_hash_table_work): Call max_reg_num instead of reading
20098 (cprop_jump): Don't set run_jump_opt_after_gcse.
20099 (constprop_register): Always allow to alter jumps.
20100 (cprop_insn): Likewise.
20101 (do_local_cprop): Likewise.
20102 (local_cprop_pass): Likewise. Return non-zero if something changed.
20103 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20104 (find_implicit_sets): Add note about missed optimization opportunity.
20105 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20106 pass_rtl_cprop execute function.
20107 Don't bother tracking the pass number, each pass gets its own dumpfile
20109 Always allow to alter jumpsand bypass jumps.
20110 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20111 will just find no suitable set.
20112 (pre_edge_insert): Fix dumping, this function is for PRE only.
20113 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20114 pass_rtl_pre execute function.
20115 (hoist_code): Return non-zero if something changed. Keep track of
20116 substitutions and insertions for statistics gathering similar to PRE.
20117 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20118 called from the pass_rtl_hoist execute function. Show pass statistics.
20119 (compute_store_table): Use max_reg_num directly instead of using the
20120 formerly global max_gcse_regno.
20121 (build_store_vectors): Likewise.
20122 (replace_store_insn): Fix dumping.
20123 (store_motion): Rename to ...
20124 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20125 pass, called from the pass_rtl_store_motion execute function. Keep
20126 track of substitutions and insertions for statistics gathering similar
20128 (bypass_jumps): Remove, fold interesting bits into ...
20129 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20130 from the pass_rtl_cprop execute function.
20131 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20132 pass_jump_bypass): Remove.
20133 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20134 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20135 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20136 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20137 (gate_rtl_store_motion, execute_rtl_store_motion,
20138 pass_rtl_store_motion): New.
20139 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20140 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20141 * passes.c (init_optimization_passes): Remove pass_gcse and
20142 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20143 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20144 instead of pass_jump_bypass.
20146 2009-04-27 Richard Guenther <rguenther@suse.de>
20148 PR middle-end/39928
20149 * gimplify.c (gimplify_expr): If we are required to create
20150 a temporary make sure it ends up as register.
20152 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20155 * config/i386/i386.c (construct_container): Don't call
20156 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20157 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20159 2009-04-27 Michael Matz <matz@suse.de>
20161 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20162 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20163 * tree-ssa-live.h (find_replaceable_exprs): Return a bitmap.
20164 (dump_replaceable_exprs): Take a bitmap.
20165 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20167 (expand_gimple_basic_block): Likewise.
20168 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20169 replaceable_expressions member a bitmap.
20170 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20171 (mark_replaceable): Likewise.
20172 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20173 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20175 2009-04-27 Richard Guenther <rguenther@suse.de>
20177 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20178 (verify_stmts): Dispatch to gimple/type verification code.
20179 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20180 issue with call argument types.
20182 2009-04-27 Michael Matz <matz@suse.de>
20184 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20185 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20188 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20189 Eric Botcazou <ebotcazou@adacore.com>
20191 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20192 a label's basic block.
20193 (mark_target_live_regs): Tidy and rework obsolete comments.
20194 Change back DF problem to LIVE. If a label starts a basic block,
20195 assume that all registers that used to be live then still are.
20196 (init_resource_info): If a label starts a basic block, set its
20197 BLOCK_FOR_INSN accordingly.
20198 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20200 2009-04-27 Richard Guenther <rguenther@suse.de>
20202 * tree-flow-inline.h (function_ann): Remove.
20203 (get_function_ann): Likewise.
20204 * tree-dfa.c (create_function_ann): Remove.
20205 * tree-flow.h (struct static_var_ann_d): Remove.
20206 (struct function_ann_d): Likewise.
20207 (union tree_ann_d): Remove fdecl member.
20208 (function_ann_t): Remove.
20209 (function_ann, get_function_ann, create_function_ann): Remove
20212 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20214 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20216 2009-04-27 Jan Hubicka <jh@suse.cz>
20218 * ipa-pure-const.c (struct funct_state_d): New fields
20219 state_previously_known, looping_previously_known; remove
20220 state_set_in_source.
20221 (analyze_function): Use new fields.
20222 (propagate): Avoid assumption that state_set_in_source imply
20225 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20226 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20227 * cfgloop.h (finite_loop_p): Declare.
20229 2009-04-26 Michael Matz <matz@suse.de>
20231 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20233 2009-04-26 Michael Matz <matz@suse.de>
20235 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20236 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20237 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20238 pass_mark_used_blocks): Remove.
20239 * tree-optimize.c (pass_free_datastructures,
20240 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20241 * passes.c (init_optimization_passes): Don't call
20242 pass_mark_used_blocks, remove dead code.
20244 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20246 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20247 * tree-ssa-live.h (register_ssa_partition): Likewise.
20249 2009-04-26 Michael Matz <matz@suse.de>
20252 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20253 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20254 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20256 (compare_pairs): Swap cost comparison.
20257 (coalesce_ssa_name): Don't use change_partition_var.
20258 * tree-nrv.c (struct nrv_data): Add modified member.
20259 (finalize_nrv_r): Set it.
20260 (tree_nrv): Use it to update statements.
20261 (pass_nrv): Require PROP_ssa.
20262 * tree-mudflap.c (mf_decl_cache_locals,
20263 mf_build_check_statement_for): Use make_rename_temp.
20264 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20265 * alias.c (find_base_decl): Handle SSA names.
20266 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20267 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20268 * rtl.h (set_reg_attrs_for_parm): Declare.
20269 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20270 to "optimized", remove unused locals at finish.
20271 (execute_free_datastructures): Make global, call
20272 delete_tree_cfg_annotations.
20273 (execute_free_cfg_annotations): Don't call
20274 delete_tree_cfg_annotations.
20276 * ssaexpand.h: New file.
20277 * expr.c (toplevel): Include ssaexpand.h.
20278 (expand_assignment): Handle SSA names the same as register variables.
20279 (expand_expr_real_1): Expand SSA names.
20280 * cfgexpand.c (toplevel): Include ssaexpand.h.
20281 (SA): New global variable.
20282 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20283 (SSAVAR): New macro.
20284 (set_rtl): New helper function.
20285 (add_stack_var): Deal with SSA names, use set_rtl.
20286 (expand_one_stack_var_at): Likewise.
20287 (expand_one_stack_var): Deal with SSA names.
20288 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20289 before unique numbers.
20290 (expand_stack_vars): Use set_rtl.
20291 (expand_one_var): Accept SSA names, add asserts for them, feed them
20292 to above subroutines.
20293 (expand_used_vars): Expand all partitions (without default defs),
20294 then only the local decls (ignoring those expanded already).
20295 (expand_gimple_cond): Remove edges when jumpif() expands an
20296 unconditional jump.
20297 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20298 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20300 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20301 members of SA; deal with PARM_DECL partitions here; expand
20302 all PHI nodes, free tree datastructures and SA. Commit instructions
20303 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20304 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20305 info and statements at start, collect garbage at finish.
20306 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20307 (VAR_ANN_PARTITION) Remove.
20308 (change_partition_var): Don't declare.
20309 (partition_to_var): Always return SSA names.
20310 (var_to_partition): Only accept SSA names.
20311 (register_ssa_partition): Only check argument.
20312 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20314 (delete_var_map): Don't free it.
20315 (var_union): Only accept SSA names, simplify.
20316 (partition_view_init): Mark only useful SSA names as used.
20317 (partition_view_fini): Only deal with SSA names.
20318 (change_partition_var): Remove.
20319 (dump_var_map): Use ssa_name instead of partition_to_var member.
20320 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20322 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20323 (struct _elim_graph): New member const_dests; nodes member vector of
20325 (set_location_for_edge): New static helper.
20326 (create_temp): Remove.
20327 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20328 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20329 (new_elim_graph): Allocate const_dests member.
20330 (clean_elim_graph): Truncate const_dests member.
20331 (delete_elim_graph): Free const_dests member.
20332 (elim_graph_size): Adapt to new type of nodes member.
20333 (elim_graph_add_node): Likewise.
20334 (eliminate_name): Likewise.
20335 (eliminate_build): Don't take basic block argument, deal only with
20336 partition numbers, not variables.
20337 (get_temp_reg): New static helper.
20338 (elim_create): Use it, deal with RTL temporaries instead of trees.
20339 (eliminate_phi): Adjust all calls to new signature.
20340 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20341 (rewrite_trees): Only do checking.
20342 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20343 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20344 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20345 contains_tree_r, MAX_STMTS_IN_LATCH,
20346 process_single_block_loop_latch, analyze_edges_for_bb,
20347 perform_edge_inserts): Remove.
20348 (expand_phi_nodes): New global function.
20349 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20350 functions, initialize new parameter, remember partitions having a
20352 (finish_out_of_ssa): New global function.
20353 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20354 don't reset in_ssa_p here, don't disable TER when mudflap.
20355 (pass_del_ssa): Remove.
20356 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20358 (execute_free_datastructures): Declare.
20359 * Makefile.in (SSAEXPAND_H): New variable.
20360 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20361 * basic-block.h (commit_one_edge_insertion): Declare.
20362 * passes.c (init_optimization_passes): Move pass_nrv and
20363 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20364 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20365 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20366 (redirect_branch_edge): Deal with super block when expanding, split
20367 out jump patching itself into ...
20368 (patch_jump_insn): ... here, new static helper.
20370 2009-04-26 Michael Matz <matz@suse.de>
20372 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20373 beyond num_ssa_names.
20374 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20375 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20377 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20379 PR inline-asm/39543
20380 * fwprop.c (forward_propagate_asm): New function.
20381 (forward_propagate_and_simplify): Propagate also into __asm, if it
20382 doesn't increase the number of referenced registers.
20385 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20387 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20389 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20390 note_nonlocal_vla_type for nonlocal VLAs.
20391 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20392 contains_remapped_vars, remap_vla_decls): New functions.
20393 (convert_nonlocal_reference_stmt): If not optimizing, call
20394 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20395 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20396 if it wasn't found in var_map.
20397 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20398 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20399 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20401 * gimplify.c (nonlocal_vlas): New variable.
20402 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20404 (gimplify_body): Create and destroy nonlocal_vlas.
20406 * dwarf2out.c (loc_descr_plus_const): New function.
20407 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20408 mem_loc_descriptor, loc_descriptor_from_tree_1,
20409 descr_info_loc, gen_variable_die): Use it.
20411 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20412 !TREE_STATIC VAR_DECLs.
20413 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20414 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20415 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20416 DECL_BY_REFERENCE is valid.
20417 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20418 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20419 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20420 Copy DECL_BY_REFERENCE.
20421 (struct nesting_copy_body_data): New type.
20422 (nesting_copy_decl): New function.
20423 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20424 if they have variable length.
20426 2009-04-26 Michael Matz <matz@suse.de>
20428 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20429 mark new temporaries for renaming.
20431 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20434 * c-decl.c (global_bindings_p): Return negative value.
20435 (c_variable_size): New. Based on variable_size from
20437 (grokdeclarator): Call c_variable_size not variable_size.
20439 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20441 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20443 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20445 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20446 Redefine it to just use mingw/include.
20447 (ASM_SPEC): Rules for -m32 and -m64.
20448 (LINK_SPEC): Use Likewise.
20449 (SPEC_32): New define.
20450 (SPEC_64): Likewise.
20451 (SUB_LINK_SPEC): Likewise.
20452 (MULTILIB_DEFAULTS): New define.
20453 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20454 Add multilib options.
20455 (MULTILIB_DIRNAMES): Likewise.
20456 (MULTILIB_OSDIRNAMES): Likewise.
20457 (LIBGCC): Likewise.
20458 (INSTALL_LIBGCC): Likewise.
20460 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20463 * c-tree.h (enum c_inline_static_type): New.
20464 (record_inline_static): Declare.
20465 * c-decl.c (struct c_inline_static, c_inline_statics,
20466 record_inline_static, check_inline_statics): New.
20467 (pop_file_scope): Call check_inline_statics.
20468 (start_decl): Call record_inline_static instead of pedwarning
20469 directly for static in inline function.
20470 * c-typeck.c (build_external_ref): Call record_inline_static
20471 instead of pedwarning directly for static referenced in inline
20474 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20476 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20477 not new but only being rescanned.
20478 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20479 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20480 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20481 record_set_info, compute_set, grealloc): Remove.
20482 (recompute_all_luids): New function.
20483 (gcse_main): Don't compute sets, and don't do related memory
20484 allocations/free-ing. If something changed before the end of the
20485 pass, update LUIDs using recompute_all_luids.
20486 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20487 (free_gcse_mem): Don't free it either.
20488 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20489 Use the df insn LUIDs.
20490 (load_killed_in_block): Likewise.
20491 (compute_hash_table_work): Don't compute reg_set_in_block.
20492 (compute_transp): Use DF_REG_DEF_CHAINs.
20493 (local_cprop_pass): Don't use compute_sets and related functions.
20494 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20495 Use get_max_uid() instead of max_cuid.
20496 (insert_insn_end_basic_block, pre_insert_copy_insn,
20497 update_ld_motion_stores): Don't try to
20498 keep reg_set tables up to date.
20499 (pre_insert_copies): Use df insn LUIDs.
20500 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20501 (reg_set_info): Don't use extra bitmap argument.
20502 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20503 information to compute regs_set_in_block.
20504 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20505 (bypass_jumps): Don't use compute_sets and friends.
20507 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20510 * opts.c (undocumented_msg): Do not leave blank even with
20513 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20515 * c-decl.c (build_enumerator): Allow values folding to integer
20516 constants but not integer constant expressions with a pedwarn if
20519 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20522 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20523 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20524 type is an integer constant.
20526 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20529 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20532 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20535 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20536 with variably modified return type and no storage class
20537 specifiers, except for the case of nested functions. Distinguish
20538 extern declarations of functions with variably modified return
20539 types from those of objects with variably modified types.
20541 2009-04-25 Jan Hubicka <jh@suse.cz>
20543 * tree.c (list_equal_p): New function.
20544 * tree.h (list_equal_p): Declare.
20545 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20546 basic_block_def, basic_block, const_basic_block): New.
20547 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20548 (redirect_eh_edge): New function.
20549 (make_eh_edge_update_phi): EH edges are not abnormal.
20550 * except.c: Include tree-flow.h.
20551 (list_match): New function.
20552 (eh_region_replaceable_by_p): New function.
20553 (replace_region): New function.
20554 (hash_type_list): New function.
20555 (hash_eh_region): New function.
20556 (eh_regions_equal_p): New function.
20557 (merge_peers): New function.
20558 (remove_unreachable_regions): Verify EH tree when checking;
20560 (copy_eh_region_1): New function.
20561 (copy_eh_region): New function.
20562 (push_reachable_handler): New function.
20563 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20564 regions without label but with live RESX.
20565 * except.h (redirect_eh_edge_to_label): New.
20566 * tree-flow.h (redirect_eh_edge): New.
20567 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20568 basic_block_def, basic_block, const_basic_block): Remove.
20569 * Makefile.in (except.o): Add dependency on tree-flow.h
20570 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20571 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20574 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20577 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20578 on the destination of memcpy.
20580 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20582 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20583 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20584 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20586 2009-04-25 Jan Hubicka <jh@suse.cz>
20588 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20589 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20590 to be reached by different label than left.
20591 (update_eh_edges): Update comment; remove edge_to_remove if possible
20592 and return true if suceeded.
20593 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20594 (cleanup_eh): Compute sharing map.
20595 * except.c (remove_eh_handler_and_replace): Add argument if we should
20597 (remove_unreachable_regions): Update for label sharing.
20598 (label_to_region_map): Likewise.
20599 (get_next_region_sharing_label): New function.
20600 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20602 (remove_eh_handler): Update.
20603 (remove_eh_region_and_replace_by_outer_of): New function.
20604 * except.h (struct eh_region): Add next_region_sharing_label.
20605 (remove_eh_region_and_replace_by_outer_of,
20606 get_next_region_sharing_label): Declare.
20607 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20609 2009-04-25 Jan Hubicka <jh@suse.cz>
20611 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20612 insert code even if they are not critical.
20614 2009-04-25 Jan Hubicka <jh@suse.cz>
20616 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20617 (gimple_can_remove_branch_p): EH edges won't remove branch by
20619 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20620 updating of non-abnormal EH edges.
20621 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20622 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20623 (split_critical_edges): Split also edges where emitting code on them
20624 will lead to splitting later.
20626 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20627 H.J. Lu <hongjiu.lu@intel.com>
20630 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20631 the configured assembler supports fildq and fistpq mnemonics.
20632 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20633 * configure: Regenerated.
20634 * config.in: Ditto.
20636 * config/i386/i386.c (print_operand): Handle 'Z'.
20637 ['z']: Remove handling of special fild/fist suffixes.
20638 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20639 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20640 suffix of fild insn.
20641 (*floatsi<mode>2_vector_mixed): Ditto.
20642 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20643 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20644 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20645 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20646 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20648 2009-04-25 Ben Elliston <bje@au.ibm.com>
20650 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20651 the source of a set operation.
20653 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20655 * target.h (struct gcc_target): Add case_values_threshold field.
20656 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20657 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20658 * targhooks.c (default_case_values_threshold): New function.
20659 * targhooks.h (default_case_values_threshold): Declare function.
20660 * stmt.c (expand_case): Use case_values_threshold target hook.
20661 * expr.h (case_values_threshold): Remove declartation.
20662 * expr.c (case_values_threshold): Remove function.
20663 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20665 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20666 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20667 (avr_case_values_threshold): Declare as static.
20668 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20670 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20671 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20672 (mn10300_case_values_threshold): New function.
20674 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20676 * ira.c (setup_cover_and_important_classes): Add enum cast.
20678 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20680 * genpreds.c (write_enum_constraint_num): Output definition of
20681 CONSTRAINT_NUM_DEFINED_P macro.
20682 * ira.c (setup_cover_and_important_classes): Use
20683 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20685 2009-04-24 DJ Delorie <dj@redhat.com>
20687 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20688 __SH2A_SINGLE_ONLY__ also.
20690 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20692 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20693 (movdf_internal): Ditto.
20694 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20695 SFmode and DFmode constants.
20696 (ia64_print_operand): Add 'G' format for printing
20697 floating point constants.
20699 2009-04-24 Richard Guenther <rguenther@suse.de>
20701 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20702 from unsigned additions.
20704 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20706 * c-typeck.c (set_init_index): Allow array designators that are
20707 not integer constant expressions with a pedwarn if pedantic.
20709 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20711 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20712 zero if no overlap in nonzero bits between the operands.
20714 2009-04-24 Ian Lance Taylor <iant@google.com>
20716 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20717 (record_dead_and_set_regs): Likewise.
20718 * df.h (struct df_mw_hardreg): Change flags field to int.
20719 (struct df_base_ref): Likewise.
20720 (struct df): Change changeable_flags field to int.
20721 * df-scan.c (df_defs_record): Change clobber_flags to int.
20722 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20723 constants rather than #define macros.
20724 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20725 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20726 (enum dwarf_calling_convention): Likewise.
20727 (enum dwarf_line_number_x_ops): Likewise.
20728 (enum dwarf_call_frame_info): Likewise.
20729 (enum dwarf_source_language): Likewise.
20730 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20731 (add_calling_convention_attribute): Likewise.
20732 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20733 (combine_comparisons): Change compcode to int. Add cast to enum type.
20734 * genrecog.c (maybe_both_true_2): Change c to int.
20735 (write_switch): Likewise. Add cast to enum type.
20736 * gimplify.c (gimplify_omp_for): Handle return values from
20737 gimplify_expr using MIN rather than bitwise or.
20738 (gimplify_expr): Add cast to enum type.
20739 * ipa-prop.c (update_jump_functions_after_inlining): Change
20740 IPA_BOTTOM to IPA_JF_UNKNOWN.
20741 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20742 Add casts to enum type.
20743 (setup_cover_and_important_classes): Change cl to int. Add casts
20745 (setup_class_translate): Change cl and mode to int.
20746 (ira_init_once): Change mode to int.
20747 (free_register_move_costs): Likewise.
20748 (setup_prohibited_mode_move_regs): Add casts to enum type.
20749 * langhooks.c (add_builtin_function_common): Rework assertion that
20750 value fits bitfield.
20751 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20752 * omega.c (omega_do_elimination): Avoid math on enum types.
20753 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20754 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20755 int local to handle integral_argment value.
20756 * regmove.c (try_auto_increment): Change PUT_MODE to
20758 * reload.c (push_secondary_reload): Add casts to enum type.
20759 (secondary_reload_class, find_valid_class): Likewise.
20760 * reload1.c (emit_input_reload_insns): Likewise.
20761 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20762 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20763 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20765 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20766 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20768 (expand_complex_libcall): Add casts to enum type.
20769 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20770 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20771 with ERROR_MARK, not NUM_TREE_CODES.
20772 (vect_create_epilog_for_reduction): Likewise.
20773 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20774 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20775 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20777 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20778 vect_unused_in_loop. Change 0 to loop_vect.
20779 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20780 * var-tracking.c (get_init_value): Change return type to enum
20782 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20783 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20785 (arm_override_options): Add casts to enum type.
20786 (arm_emit_tls_decoration): Likewise.
20787 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20789 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20790 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20791 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20793 * config/s390/s390.c (code_for_builtin_64): Change to array of
20795 (code_for_builtin_31): Likewise.
20796 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20798 * config/sparc/sparc.c (sparc_override_options): Change value
20799 field in struct code_model to enum cmodel. In initializer change
20800 0 to NULL and add cast to enum type.
20802 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20803 Change all callers. Issue a -Wc++-compat warning using
20804 lhs_origtype if necessary.
20805 (convert_for_assignment): Issue -Wc++-compat warnings about
20806 invalid conversions to enum type on assignment.
20807 * c-common.h (build_modify_expr): Update declaration.
20809 2009-04-24 Nick Clifton <nickc@redhat.com>
20811 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20812 (function_arg_advance): Likewise.
20813 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20816 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20818 * config/s390/constraints.md ('I', 'J'): Fix condition.
20820 2009-04-24 Diego Novillo <dnovillo@google.com>
20822 * gengtype-parse.c (parse_error): Add newline after message.
20824 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20826 * config/i386/sse.md (avxmodesuffixs): Removed.
20827 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20828 (*avx_pinsr<ssevecsize>): This.
20830 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20832 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20833 follow chains of regs with a single definition, and allow expressions
20834 that are function_invariant_p.
20835 (simple_rhs_p): Allow expressions that are function_invariant_p.
20837 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20839 PR middle-end/39867
20840 * fold-const.c (fold_cond_expr_with_comparison): When folding
20841 > and >= to MAX, make sure the MAX uses the same type as the
20842 comparison's operands.
20844 2009-04-24 Nick Clifton <nickc@redhat.com>
20846 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20847 addressing for DImode accesses.
20848 (frv_print_operand_address): Handle PLUS case.
20849 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20851 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20853 PR rtl-optimization/39794
20854 * alias.c (canon_true_dependence): Add x_addr argument.
20855 * rtl.h (canon_true_dependence): Adjust prototype.
20856 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20857 * cselib.c (cselib_invalidate_mem): Likewise.
20858 * gcse.c (compute_transp): Likewise.
20859 * dse.c (scan_reads_nospill): Likewise.
20860 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20861 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20862 canon_base_addr of the group, plus optional offset.
20863 (struct group_info): Rename canon_base_mem to
20865 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20866 canon_rtx of base_mem.
20868 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20870 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20871 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20873 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20875 * config/spu/spu-builtins.h: Delete file.
20877 * config/spu/spu.h (enum spu_builtin_type): Move here from
20879 (struct spu_builtin_description): Likewise. Add GTY marker.
20880 Do not use enum spu_function_code or enum insn_code.
20881 (spu_builtins): Add extern declaration.
20883 * config/spu/spu.c: Do not include "spu-builtins.h".
20884 (enum spu_function_code, enum spu_builtin_type_index,
20885 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20886 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20887 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20888 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20889 (spu_builtin_types): Make static. Add GTY marker.
20890 (spu_builtins): Add extern declaration with GTY marker.
20891 Include "gt-spu.h".
20893 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20894 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20895 Check programmatically whether all parameters are scalar.
20897 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20899 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20901 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20902 assignment from the constructor either if the target is volatile.
20904 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20906 * config/arm/arm.md (insv): Do not share operands[0].
20908 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20910 * config/vxlib-tls.c (active_tls_threads): Delete.
20911 (delete_hook_installed): New.
20912 (tls_delete_hook): Don't delete the delete hook.
20913 (tls_destructor): Delete it here.
20914 (__gthread_set_specific): Adjust installing the delete hook.
20915 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20916 __gthread_leave_tsd_dtor_context.
20918 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20920 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20922 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20924 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20926 (alpha_rtx_costs): Ditto.
20927 (emit_unlikely_jump): Use add_reg_note.
20928 (emit_frame_store_1): Ditto.
20929 (alpha_expand_prologue): Ditto.
20930 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20931 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20933 2009-04-23 Nick Clifton <nickc@redhat.com>
20935 * config/v850/v850.md (epilogue): Remove suppressed code.
20936 (return): Rename to return_simple and remove test of frame size.
20937 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20938 to gen_return_simple.
20940 2009-04-22 Jing Yu <jingyu@google.com>
20943 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20945 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20948 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20949 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20950 value is a VECTOR_CST, the element type is the element type of the
20953 2009-04-22 DJ Delorie <dj@redhat.com>
20955 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20957 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20959 * alias.c (find_base_term): Move around LO_SUM case, so that
20960 CONST falls through into PLUS/MINUS handling.
20963 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20964 into 0, use omit_one_operand.
20966 2009-04-23 Ben Elliston <bje@au.ibm.com>
20968 * config/rs6000/linux-unwind.h (get_regs): Remove type
20969 puns. Change the type of `pc' to an array of unsigned ints and
20970 update all users. Constify frame24.
20972 2009-04-22 DJ Delorie <dj@redhat.com>
20974 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20975 declarations before code.
20976 (current_function_special_page_vector): Likewise.
20977 (m32c_expand_insv): Silence a warning.
20979 2009-04-21 Taras Glek <tglek@mozilla.com>
20981 * alias.c: Update GTY annotations to new syntax.
20982 * basic-block.h: Likewise.
20983 * bitmap.h: Likewise.
20984 * c-common.h: Likewise.
20985 * c-decl.c: Likewise.
20986 * c-parser.c: Likewise.
20987 * c-pragma.c: Likewise.
20988 * c-tree.h: Likewise.
20989 * cfgloop.h: Likewise.
20990 * cgraph.h: Likewise.
20991 * config/alpha/alpha.c: Likewise.
20992 * config/arm/arm.h: Likewise.
20993 * config/avr/avr.h: Likewise.
20994 * config/bfin/bfin.c: Likewise.
20995 * config/cris/cris.c: Likewise.
20996 * config/darwin.c: Likewise.
20997 * config/frv/frv.c: Likewise.
20998 * config/i386/i386.c: Likewise.
20999 * config/i386/i386.h: Likewise.
21000 * config/i386/winnt.c: Likewise.
21001 * config/ia64/ia64.h: Likewise.
21002 * config/iq2000/iq2000.c: Likewise.
21003 * config/mips/mips.c: Likewise.
21004 * config/mmix/mmix.h: Likewise.
21005 * config/pa/pa.c: Likewise.
21006 * config/pa/pa.h: Likewise.
21007 * config/rs6000/rs6000.c: Likewise.
21008 * config/s390/s390.c: Likewise.
21009 * config/sparc/sparc.c: Likewise.
21010 * config/xtensa/xtensa.c: Likewise.
21011 * cselib.h: Likewise.
21012 * dbxout.c: Likewise.
21013 * dwarf2out.c: Likewise.
21014 * except.c: Likewise.
21015 * except.h: Likewise.
21016 * fixed-value.h: Likewise.
21017 * function.c: Likewise.
21018 * function.h: Likewise.
21019 * gimple.h: Likewise.
21020 * integrate.c: Likewise.
21021 * optabs.c: Likewise.
21022 * output.h: Likewise.
21023 * real.h: Likewise.
21025 * stringpool.c: Likewise.
21026 * tree-data-ref.c: Likewise.
21027 * tree-flow.h: Likewise.
21028 * tree-scalar-evolution.c: Likewise.
21029 * tree-ssa-address.c: Likewise.
21030 * tree-ssa-alias.h: Likewise.
21031 * tree-ssa-operands.h: Likewise.
21032 * tree.c: Likewise.
21033 * tree.h: Likewise.
21034 * varasm.c: Likewise.
21035 * varray.h: Likewise.
21037 * coretypes.h: Do not define GTY macro if it is already defined.
21038 * doc/gty.texi: Update GTY documentation to new syntax.
21039 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21040 annotations on structs.
21041 * gengtype-parse.c: Likewise.
21043 2009-04-22 Mark Heffernan <meheff@google.com>
21045 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21047 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21049 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21052 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21054 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21055 the same as a PLUS without a shift. Increase the cost of a
21058 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21060 * Makefile.in: Update dependencies.
21061 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21062 * errors.h: Remove bogus comment about compatibility.
21063 (warning): Update declaration.
21064 * genautomata.c: Update all calls to warning.
21065 * gimple.c: Do not include errors.h. Include toplev.h.
21066 * tree-ssa-structalias.c: Do not include errors.h.
21067 * omega.c: Likewise.
21068 * tree-ssa-reassoc.c: Likewise.
21069 * config/spu/spu-c.c: Likewise.
21070 * config/spu/t-spu-elf: Update dependencies.
21072 2009-04-22 Richard Guenther <rguenther@suse.de>
21074 PR tree-optimization/39824
21075 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21076 make sure the types are compatible.
21078 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21081 * c-common.c (c_parse_error): Take a token_flags parameter.
21082 Use token_type for the token type instead.
21083 Pass token_flags to cpp_type2name.
21084 * c-common.h (c_parse_error): Update declaration.
21085 * c-parser.c (c_parser_error): Pass 0 as token flags.
21087 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21089 PR rtl-optimization/39580
21090 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21092 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21094 * function.c (expand_function_end): Do not emit a jump to the "naked"
21095 return label for fall-through returns.
21096 * except.c (sjlj_emit_function_exit): Always place the call to the
21097 unregister function at the location installed by expand_function_end.
21099 2009-04-22 Richard Guenther <rguenther@suse.de>
21101 PR tree-optimization/39845
21102 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21103 (gen_inbound_check): Likewise.
21105 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21107 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21109 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21110 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21112 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21114 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21115 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21116 shift counts to avoid out-of-bounds array accesses.
21118 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21120 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21121 (Pmode): Move above.
21123 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21125 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21126 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21127 GET_CODE macro. Use IN_RANGE macro where appropriate.
21128 * config/alpha/alpha.h: Ditto.
21129 * config/alpha/alpha.md: Ditto.
21130 * config/alpha/constraints.md: Ditto.
21131 * config/alpha/predicates.md: Ditto.
21133 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21135 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21136 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21137 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21138 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21139 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21140 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21141 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21142 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21143 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21144 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21145 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21146 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21147 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21148 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21149 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21150 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21151 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21152 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21153 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21154 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21155 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21156 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21157 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21158 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21159 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21160 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21161 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21163 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21165 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21166 references from comments.
21167 * cfgbuild.c (count_basic_blocks): Delete.
21168 (find_basic_blocks_1): Delete.
21169 (find_basic_blocks): Delete.
21170 * except.c (finish_eh_generation): Make static. Move comment from
21171 except.h here. Remove find_basic_blocks references from comments.
21172 * except.h (finish_eh_generation): Delete.
21173 * basic-block.h (find_basic_blocks): Delete.
21174 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21176 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21178 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21179 (sdbout_parms): Likewise.
21181 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21183 * config/sh/sh.c (prepare_cbranch_operands): Use
21184 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21185 (expand_cbranchdi4): Likewise.
21186 (from_compare): Add cast to enum type.
21187 (expand_cbranchsi4): Use add_reg_note.
21188 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21189 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21190 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21191 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21192 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21193 instead of CODE_FOR_nothing.
21194 (cbranchdi4): Likewise. Fix the order of arguments for
21196 (push_fpscr): Use add_reg_note.
21197 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21198 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21200 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21202 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21203 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21204 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21205 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21206 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21207 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21208 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21209 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21210 config/alpha/x-vms, config/arc/t-arc,
21211 config/arm/README-interworking, config/arm/arm-c.c,
21212 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21213 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21214 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21215 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21216 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21217 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21218 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21219 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21220 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21221 config/cris/t-elfmulti, config/crx/t-crx,
21222 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21223 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21224 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21225 config/h8300/t-h8300, config/i386/athlon.md,
21226 config/i386/darwin-libgcc.10.4.ver,
21227 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21228 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21229 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21230 config/i386/t-linux64, config/i386/t-nwld,
21231 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21232 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21233 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21234 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21235 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21236 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21237 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21238 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21239 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21240 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21241 config/m68k/t-uclinux, config/mcore/t-mcore,
21242 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21243 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21244 config/mips/crtn.asm, config/mips/irix-crti.asm,
21245 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21246 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21247 config/mips/mips-fixed.md, config/mips/sb1.md,
21248 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21249 config/mips/t-iris6, config/mips/t-isa3264,
21250 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21251 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21252 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21253 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21254 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21255 config/mn10300/t-linux, config/mn10300/t-mn10300,
21256 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21257 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21258 config/picochip/libgccExtras/clzsi2.asm,
21259 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21260 config/rs6000/darwin-libgcc.10.4.ver,
21261 config/rs6000/darwin-libgcc.10.5.ver,
21262 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21263 config/rs6000/t-aix43, config/rs6000/t-aix52,
21264 config/rs6000/t-darwin, config/rs6000/t-fprules,
21265 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21266 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21267 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21268 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21269 config/rs6000/t-rtems, config/rs6000/t-spe,
21270 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21271 config/score/t-score-elf, config/sh/divcost-analysis,
21272 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21273 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21274 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21275 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21276 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21277 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21278 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21279 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21280 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21281 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21282 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21283 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21284 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21285 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21286 * config/h8300/genmova.sh: Include copyright and license notices
21287 in generated output.
21288 * config/h8300/mova.md: Regenerate.
21289 * doc/install.texi2html: Include word "Copyright" in copyright
21290 notice and use name "Free Software Foundation, Inc.".
21291 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21292 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21293 ChangeLog-2007, ChangeLog-2008: Correct dates.
21295 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21297 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21298 NE_EXPR operations as well.
21299 * c-parser.c (c_parser_condition): Do not set location information on
21301 (c_parser_conditional_expression): Likewise.
21302 (c_parser_binary_expression): Set location information on operators.
21303 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21304 TRUTH_NOT_EXPR has been folded.
21305 * fold-const.c (fold_truth_not_expr): Copy location information from
21306 the incoming expression to the outgoing one.
21307 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21308 recursive calls on the LHS of the operator but pass that of the
21309 operator to recursive calls on the RHS of the operator. Set it
21311 (shortcut_cond_expr): Set the locus of the operator on the second
21312 COND_EXPR and that of the expression on the first in degenerate cases.
21313 Pass the locus of the expression to calls to shortcut_cond_r.
21314 Set the locus of the 'then' block on the associated jump, if any.
21315 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21316 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21317 expression to call to gimplify_boolean_expr.
21319 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21321 * config.gcc: Add additional configuration for
21322 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21323 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21324 (CPP_SPEC): Redefine for allowing -municode option.
21325 (STARTFILE_SPEC): Likewise.
21326 * config/i386/t-mingw-w64: New.
21327 * config/i386/mingw-w64.opt: New.
21328 (municode): Add new target option.
21329 * doc/invoke.texi (municode): Add documentation for new option.
21331 2009-04-21 Ian Lance Taylor <iant@google.com>
21333 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21334 Correct test for number of arguments.
21335 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21337 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21339 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21340 argument of emit_library_call.
21342 2009-04-21 Richard Guenther <rguenther@suse.de>
21344 PR middle-end/39829
21345 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21346 inside VIEW_CONVERT_EXPRs.
21348 2009-04-21 Martin Jambor <mjambor@suse.cz>
21350 * tree-switch-conversion.c (build_constructors): Split a long line.
21351 (constructor_contains_same_values_p): New function.
21352 (build_one_array): Create assigns of constants if possible, do not
21353 call mark_sym_for_renaming, call update_stmt.
21354 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21355 make_rename_temp. Do not call mark_symbols_for_renaming, call
21357 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21358 find_new_referenced_vars, call update_stmt.
21359 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21360 instead of calling make_rename_temp. Do not call
21361 find_new_referenced_vars or mark_symbols_for_renaming, call
21364 2009-04-21 Richard Guenther <rguenther@suse.de>
21366 PR tree-optimization/39827
21367 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21368 (tree_ssa_phiprop): Pass the correct array size.
21370 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21372 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21374 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21377 * c-typeck.c (lvalue_p): Move declaration ...
21378 * c-common.h (lvalue_p): ... to here.
21379 * c-common.c (candidate_equal_p): New.
21380 (add_tlist): Use it.
21381 (merge_tlist): Use it.
21382 (warn_for_collisions_1): Likewise.
21383 (warning_candidate_p): Accept more candidates.
21384 (verify_tree): A warning candidate can be an expression. Use
21387 2009-04-21 Ben Elliston <bje@au.ibm.com>
21390 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21391 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21392 options. Remove -mcall-solaris documentation.
21394 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21397 * doc/invoke.texi (-Wlong-long): Update description.
21398 * c-lex (interpret_integer): Only warn if there was no previous
21399 overflow and -Wlong-long is enabled.
21400 * c-decl.c (declspecs_add_type): Drop redundant flags.
21401 * c.opt (Wlong-long): Init to -1.
21402 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21403 and front-end warn_long_long. Wlong-long only depends on other
21404 flags if it is uninitialized.
21405 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21406 the same for CPP and FE.
21407 (restore_extension_diagnostics): Likewise.
21409 2009-04-20 Ian Lance Taylor <iant@google.com>
21411 Fix enum conversions which are invalid in C++:
21412 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21413 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21414 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21415 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21416 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21417 (dbxout_parms): Likewise.
21418 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21419 (df_clear_flags): Likewise.
21420 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21421 top_flag parameter to int.
21422 (df_chain_create_bb_process_use): Likewise.
21423 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21425 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21426 (df_ref_create_structure, df_def_record_1): Likewise.
21427 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21428 (df_notes_rescan): Change 0 to VOIDmode in function call.
21429 (df_get_call_refs, df_insn_refs_collect): Likewise.
21430 (df_bb_regs_collect): Likewise.
21431 (df_entry_block_defs_collect): Likewise.
21432 (df_exit_block_uses_collect): Likewise.
21433 * df.h: Update declarations.
21434 * double-int.c (double_int_divmod): Add cast to enum type.
21435 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21436 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21437 (based_loc_descr): Likewise.
21438 (loc_descriptor_from_tree_1): Change first_op and second_op to
21439 enum dwarf_location_atom. Add cast to enum type.
21440 * expmed.c (init_expmed): Change 0 to SET in function call.
21441 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21442 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21443 (do_store_flag): Likewise.
21444 * fixed-value.h (struct fixed_value): Change mode to enum
21446 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21447 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21449 (insert_insn_decl, insert_decl, insert_state): Likewise.
21450 (automata_list_finish): Likewise.
21451 * genrecog.c (process_define_predicate): Add cast to enum type.
21452 * gensupport.c (init_predicate_table): Add cast to enum type.
21453 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21455 (gimple_build_call_1, gimple_build_label): Likewise.
21456 (gimple_build_goto, gimple_build_asm_1): Likewise.
21457 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21458 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21459 (enum fallback): Rename from enum fallback_t.
21460 (fallback_t): Typedef as int.
21461 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21462 GSI_SAME_STMT in function call.
21463 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21465 (setup_reg_class_relations): Likewise.
21466 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21467 (setup_prohibited_class_mode_regs): Add cast to enum type.
21468 (setup_prohibited_mode_move_regs): Likewise.
21469 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21470 (record_address_regs): Change i to enum reg_class.
21471 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21472 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21473 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21474 (GET_MODE_2XWIDER_MODE): Likewise.
21475 (GET_CLASS_NARROWEST_MODE): Likewise.
21476 * omp-low.c (expand_omp_for): Add cast to enum type.
21477 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21478 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21479 * postreload.c (reload_cse_simplify_operands): Change rclass local
21481 * predict.c (combine_predictions_for_insn): Change best_predictor
21482 and predictor to enum br_predictor.
21483 (combine_predictions_for_bb): Likewise.
21484 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21485 use SET_PREDICT_EXPR_OUTCOME.
21486 * real.c (real_arithmetic): Change icode to code in function call.
21487 * reginfo.c (init_move_cost): Add casts to enum type.
21488 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21489 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21491 * reload.c (find_valid_class): Add casts to enum type.
21492 (push_reload): Change 0 to NO_REGS in function call.
21493 (find_reloads): Change this_alternative to array of enum
21494 reg_class. Remove some now-unnecessary casts.
21495 (make_memloc): Change 0 to VOIDmode in function call.
21496 * reload1.c (reload): Change 0 to VOIDmode in function call.
21497 (eliminate_regs_1, elimination_effects): Likewise.
21498 (eliminate_regs_in_insn): Likewise.
21499 (emit_input_reload_insns): Add cast to enum type.
21500 (delete_output_reload): Change 0 to VOIDmode in function call.
21501 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21502 to enum type in function call.
21503 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21504 (SET_PREDICT_EXPR_OUTCOME): Define.
21505 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21506 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21507 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21508 (dump_function): Likewise.
21509 * tree-dump.h: Update declarations.
21510 * tree-pass.h: Update declarations.
21511 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21512 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21514 (arm_rtx_costs_1): Correct parenthesization.
21515 (arm_rtx_costs): Add casts to enum type.
21516 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21517 (vfp_emit_fstmd): Use add_rg_note.
21518 (emit_multi_reg_push, emit_sfm): Likewise.
21519 (thumb_set_frame_pointer): Likewise.
21520 (arm_expand_prologue): Likewise.
21521 (arm_regno_class): Change return type to enum reg_class.
21522 (thumb1_expand_prologue): Use add_reg_note.
21523 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21524 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21526 * config/arm/gentune.sh: Add cast to enum type.
21527 * config/arm/arm-tune.md: Rebuild.
21528 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21529 (ix86_split_fp_branch, predict_jump): Likewise.
21530 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21531 insn_code to enum rtx_code.
21532 (ix86_builtin_vectorized_function): Add cast to enum type.
21533 * config/i386/i386.md (truncdfsf2): Change slot to enum
21535 (truncxf<mode>2, isinf<mode>2): Likewise.
21536 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21538 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21539 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21540 (insert_bundle_state): Change 1 to INSERT in function call.
21541 (ia64_add_bundle_selector_before): Likewise.
21542 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21543 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21544 (restore_stack_nonlocal): Likewise.
21545 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21547 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21549 (mips_rtx_costs): Likewise.
21550 (mips_override_options): Add casts to enum type.
21551 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21553 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21554 (store_reg, set_reg_plus_d): Likewise.
21555 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21556 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21558 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21560 (emit_unlikely_jump): Use add_reg_note.
21561 (rs6000_emit_allocate_stack): Likewise.
21562 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21563 (output_toc): Change 1 to INSERT in function call.
21564 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21565 (rs6000_initialize_trampoline): Likewise.
21566 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21568 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21569 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21570 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21571 (save_gprs): Use add_reg_note.
21572 (s390_emit_prologue): Likewise.
21573 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21574 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21575 (sparc_fold_builtin): Add cast to enum type.
21576 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21578 (spu_expand_prologue): Use add_reg_note.
21579 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21581 2009-04-20 Ian Lance Taylor <iant@google.com>
21583 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21584 (c_parser_postfix_expression_after_primary): Get VEC for list of
21585 arguments. Get original types of arguments. Call
21586 build_function_call_vec.
21587 (cached_expr_list_1, cached_expr_list_2): New static variables.
21588 (c_parser_expr_list): Change return type to VEC *. Add
21589 p_orig_types parameter. Change all callers.
21590 (c_parser_release_expr): New static function.
21591 (c_parser_vec_to_tree_list): New static function.
21592 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21593 call build_function_call_vec.
21594 (build_function_call_vec): New function, based on old
21595 build_function_call.
21596 (convert_arguments): Remove nargs and argarray parameters. Change
21597 values to a VEC. Add origtypes parameter.
21598 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21599 (convert_for_assignment): Add origtype parameter. Change all
21600 callers. If warn_cxx_compat, check for conversion to an enum
21601 type when calling a function.
21602 (store_init_value): Add origtype parameter. Change all callers.
21603 (digest_init): Likewise.
21604 (struct init_node): Add origtype field.
21605 (add_pending_init): Add origtype parameter. Change all callers.
21606 (output_init_element): Likewise.
21607 (output_pending_init_elements): Pass origtype from init_node to
21608 output_init_element.
21609 (process_init_element): Pass origtype from c_expr to
21610 output_init_element.
21611 (c_finish_return): Add origtype parameter. Change all callers.
21612 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21614 (sync_resolve_params): Likewise.
21615 (sync_resolve_return): Change params to first_param. Change caller.
21616 (resolve_overloaded_builtins): Change params to VEC *. Change
21617 callers. Save first parameter around call to build_function_call_vec.
21618 * c-decl.c (finish_decl): Add origtype parameter. Change all
21619 callers. Call build_function_call_vec rather than
21620 build_function_call for cleanup.
21621 * c-tree.h: Update declarations.
21622 * c-common.h: Update declarations.
21623 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21624 params to first_param.
21625 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21626 params parameter from tree to void *.
21627 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21628 Change arglist parameter to have type void *, and to be a pointer
21630 * config/rs6000/rs6000-protos.h
21631 (altivec_resolve_overloaded_builtin): Update declaration.
21632 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21633 fnargs parameter to have type void *, and to be a pointer to a
21634 VEC. Call build_function_call_vec instead of
21635 build_function_call.
21636 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21638 2009-04-20 Joey Ye <joey.ye@intel.com>
21639 Xuepeng Guo <xuepeng.guo@intel.com>
21640 H.J. Lu <hongjiu.lu@intel.com>
21642 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21644 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21645 (IX86_LEA_PRIORITY): Likewise.
21646 (distance_non_agu_define): New function.
21647 (distance_agu_use): Likewise.
21648 (ix86_lea_for_add_ok): Likewise.
21649 (ix86_dep_by_shift_count): Likewise.
21651 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21652 should split for LEA.
21654 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21656 (ix86_dep_by_shift_count): Likewise.
21658 2009-04-20 Richard Guenther <rguenther@suse.de>
21660 * expr.c (handled_component_p): Move ...
21661 * tree.h (handled_component_p): ... here.
21662 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21663 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21664 and REALPART_EXPR to be in one group.
21666 2009-04-20 Richard Guenther <rguenther@suse.de>
21668 * basic-block.h (get_all_dominated_blocks): Declare.
21669 * dominance.c (get_all_dominated_blocks): New function.
21670 * tree-cfg.c (get_all_dominated_blocks): Remove.
21671 (remove_edge_and_dominated_blocks): Adjust.
21672 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21673 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21674 instead of recursing.
21676 2009-04-20 Doug Kwan <dougkwan@google.com>
21678 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21679 (struct cgraph_node_set_def): New type.
21680 (cgraph_node_set) New type. Also declare vector functions.
21681 (struct cgraph_node_set_element_def): New type.
21682 (cgraph_node_set_element): Ditto.
21683 (cgraph_node_set_iterator): New iterator type.
21684 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21685 cgraph_node_set_remove, dump_cgraph_node_set,
21686 debug_cgraph_node_set): New prototypes.
21687 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21688 cgraph_node_set_size): New inlines.
21689 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21690 including cgraph.h.
21691 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21692 argument to function 'write_summary'.
21693 * ipa.c: Include ggc.h.
21694 (hash_cgraph_node_set_element,
21695 eq_cgraph_node_set_element, cgraph_node_set_new,
21696 cgraph_node_set_add, cgraph_node_set_remove,
21697 cgraph_node_set_find, dump_cgraph_node_set,
21698 debug_cgraph_node_set): New functions.
21699 * Makefile.in (ipa.o): Add dependency on GGC_H.
21701 2009-04-20 Ira Rosen <irar@il.ibm.com>
21703 PR tree-optimization/39675
21704 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21705 check of the return code of vect_schedule_slp. Check that
21706 stmt_vec_info still exists for the statement, before checking its
21707 vectorization type.
21709 2009-04-20 Michael Matz <matz@suse.de>
21711 * Makefile.in (generated_files): Take out $(simple_generated_c).
21713 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21715 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21716 (UINTPTR_TYPE): Likewise.
21718 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21721 * c-typeck.c (digest_init): Check for initializing an array with a
21724 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21727 * c-semantics.c (pop_stmt_list): Propagate
21728 STATEMENT_LIST_HAS_LABEL to parent statement list.
21730 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21732 * config/mips/mips.h (mips_tune_attr): New macro.
21733 * config/mips/mips.md (cpu): Use it.
21735 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21738 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21741 2009-04-19 Diego Novillo <dnovillo@google.com>
21743 * toplev.c (compile_file): Move call to coverage_finish ...
21744 * cgraphunit.c (ipa_passes): ... here.
21745 Call cgraph_process_new_functions.
21746 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21747 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21749 2009-04-19 Jan Hubicka <jh@suse.cz>
21751 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21753 (dump_cgraph_node): Dump can throw external flag.
21754 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21756 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21760 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21761 * common.opt (Wlogical-op): Move from here...
21762 * c.opt (Wlogical-op): ... to here.
21763 * c-typeck.c (parser_build_binary_op): Update call to
21764 warn_logical_operator.
21765 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21767 * c-common.c (warn_logical_op): Update.
21768 * c-common.h (warn_logical_op): Update declaration.
21770 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21772 * tree.c (protected_set_expr_location): Fix formatting.
21774 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21777 * c-typeck.c (readonly_warning): new.
21778 (build_unary_op, build_modify_expr): Use readonly_warning for
21779 storing into something readonly but not const-qualified.
21781 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21784 * c-typeck.c (build_unary_op): Check for taking address of
21785 expression of type void.
21787 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21790 * c-typeck.c (build_function_call): Check for calling a function
21791 with qualified void return types. Call require_complete_type when
21794 2009-04-18 Jan Hubicka <jh@suse.cz>
21796 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21798 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21799 can_throw_external flag.
21800 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21801 * ipa-pure-const.c (ignore_edge): New function.
21802 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21803 only over can_throw_external edges.
21804 (local_pure_const): Add nothrow flag.
21805 * ipa-utils.c (searchc): Add ignore_edge callback.
21806 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21807 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21808 (set_nothrow_function_flags): Update cgraph.
21809 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21811 2009-04-18 Richard Guenther <rguenther@suse.de>
21813 PR middle-end/39804
21814 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21815 (fold_stmt): ... this and ...
21816 (fold_stmt_inplace): ... this.
21817 (fold_stmt_1): Fold references in calls and asms.
21818 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21820 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21822 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21823 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21825 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21827 * tree.c (function_args_count): Remove.
21828 * tree.h: Remove the prototype for function_args_count.
21830 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21832 * tree-iterator.c (expr_only): Remove.
21833 * tree.h: Remove the prototype for expr_only.
21835 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21837 * reginfo.c (cannot_change_mode_set_regs): Remove.
21838 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21840 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21842 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21843 whether operands 0 and 1 overlaps.
21845 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21847 PR middle-end/36902
21848 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21849 pointer. Use warning_at instead of warning.
21850 (search_for_addr_array): Likewise.
21851 (check_array_bounds): Likewise.
21852 (check_all_array_refs): Check that the incoming edge is not in the
21853 list of edges to be removed.
21854 (check_all_array_refs): Avoid the temporal pointer.
21855 (vrp_visit_cond_stmt): Fix typo.
21856 (simplify_switch_using_ranges): Handle the case where the switch
21857 index is an integer constant.
21859 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21861 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21863 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21865 * doc/extend.texi, doc/invoke.texi: Fix typos.
21867 2009-04-17 Cary Coutant <ccoutant@google.com>
21869 * tree-flow-inline.h (get_lineno): Fix inverted test.
21871 2009-04-17 Diego Novillo <dnovillo@google.com>
21873 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21874 assertion for AVAIL_OUT.
21876 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21879 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21880 * config/sh/linux-atomic.asm: Likewise.
21882 2009-04-17 Diego Novillo <dnovillo@google.com>
21884 * except.c (debug_eh_tree): New.
21885 (struct eh_region, struct eh_status): Move ...
21886 * except.h: ... here.
21887 (add_type_for_runtime): Declare extern.
21888 (lookup_type_for_runtime): Likewise.
21889 (debug_eh_tree): Declare.
21890 * Makefile.in (GTFILES): List except.h before except.c
21892 2009-04-17 Diego Novillo <dnovillo@google.com>
21894 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21895 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21896 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21897 (find_vars_r): ... here.
21898 * tree-flow.h (find_referenced_vars_in): Declare.
21899 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21900 that AVAIL_OUT exists for BLOCK.
21901 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21902 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21903 (tree-parloops.o): Likewise.
21905 2009-04-17 Simon Baldwin <simonb@google.com>
21907 * toplev.c (default_tree_printer): Add handling for %E format.
21909 2009-04-17 Diego Novillo <dnovillo@google.com>
21911 * tree-pretty-print.c (dump_generic_node): Add break after
21912 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21913 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21914 FUNCTION_TYPE together. Call print_struct_decl when printing
21915 structures and TDF_SLIM is not given.
21916 (print_struct_decl): Fix logic for detecting recursion.
21918 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21921 * gcc.c (create_at_file): New.
21922 (compile_input_file_p): New.
21923 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21924 * main.c (main): Update call to toplev_main.
21925 * toplev.c (toplev_main): Change signature. Call expandargv.
21926 * toplev.h (toplev_main): Change signature.
21928 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21930 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21931 if the latter is not constant.
21933 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21935 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21937 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21939 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21940 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21942 2009-04-17 Richard Guenther <rguenther@suse.de>
21944 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21945 Handle component references view-converting an invariant address.
21947 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21949 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21950 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21951 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21952 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21953 Use @deftypevr rather than @deftypevar.
21955 2009-04-17 Richard Guenther <rguenther@suse.de>
21957 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21958 (get_prop_source_stmt): Likewise.
21959 (can_propagate_from): Likewise.
21961 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21963 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21964 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21965 (--with-multilib-list): Add default value.
21966 * configure: Regenerate.
21967 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21968 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21969 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21970 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21971 Don't add default cpu to multilib list unnecessarily, but do enable
21972 the relevant compiler option..
21973 Add support for --with-multilib-list=<blank> and
21974 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21975 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21976 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21977 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21978 TM_MULTILIB_CONFIG.
21979 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21980 (MULTILIB_OSDIRNAMES): New variable.
21981 * config/sh/t-1e: Delete file.
21982 * config/sh/t-mlib-sh1: Delete file.
21983 * config/sh/t-mlib-sh2: Delete file.
21984 * config/sh/t-mlib-sh2a: Delete file.
21985 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21986 * config/sh/t-mlib-sh2a-single: Delete file.
21987 * config/sh/t-mlib-sh2a-single-only: Delete file.
21988 * config/sh/t-mlib-sh2e: Delete file.
21989 * config/sh/t-mlib-sh3e: Delete file.
21990 * config/sh/t-mlib-sh4: Delete file.
21991 * config/sh/t-mlib-sh4-nofpu: Delete file.
21992 * config/sh/t-mlib-sh4-single: Delete file.
21993 * config/sh/t-mlib-sh4-single-only: Delete file.
21994 * config/sh/t-mlib-sh4a: Delete file.
21995 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21996 * config/sh/t-mlib-sh4a-single: Delete file.
21997 * config/sh/t-mlib-sh4a-single-only: Delete file.
21998 * config/sh/t-mlib-sh4al: Delete file.
21999 * config/sh/t-mlib-sh5-32media: Delete file.
22000 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
22001 * config/sh/t-mlib-sh5-64media: Delete file.
22002 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
22003 * config/sh/t-mlib-sh5-compact: Delete file.
22004 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
22005 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
22006 * doc/install.texi (Options specification): Add
22007 --with-multilib-list and --with-endian.
22009 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
22011 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
22013 (OBJS-common): Add plugin-version.o.
22014 (plugin-version.o): New.
22015 * gcc-plugin.h (plugin_gcc_version): New.
22016 (plugin_default_version_check): New.
22017 (plugin_init_func, plugin_init): Add version argument.
22018 * plugin-version.c: New.
22019 * plugin.c (str_plugin_gcc_version_name): New.
22020 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
22021 pass it to the init function.
22022 (plugin_default_version_check): New.
22024 2009-04-17 Richard Guenther <rguenther@suse.de>
22026 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
22027 for decl-vs-decl disambiguation.
22029 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
22031 * config/s390/s390.h (s390_tune_attr): New macro definition.
22032 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22034 2009-04-17 Richard Guenther <rguenther@suse.de>
22036 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22037 (fold_stmt_r): Likewise.
22038 (maybe_fold_reference): New function.
22039 (fold_gimple_assign): Handle cases fold_stmt_r did.
22040 (fold_stmt): Do not use fold_stmt_r.
22041 (fold_stmt_inplace): Likewise.
22043 2009-04-17 Richard Guenther <rguenther@suse.de>
22045 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22046 (record_equivalences_from_stmt): Remove useless checks and
22048 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22049 the type is already suitable.
22051 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22053 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22055 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22057 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22058 (CMPtype): Define as __gcc_CMPtype.
22060 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22062 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22063 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22065 2009-04-17 Richard Guenther <rguenther@suse.de>
22067 PR tree-optimization/39746
22068 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22069 special-casing for builtins and static variable use/def.
22070 (call_may_clobber_ref_p_1): Likewise.
22072 2009-04-16 Ian Lance Taylor <iant@google.com>
22074 * df.h: Include "timevar.h".
22075 (struct df_problem): Change tv_id field to timevar_id_t.
22076 * tree-pass.h: Include "timevar.h".
22077 (struct opt_pass): Change tv_id field to timevar_id_t.
22078 * timevar.h (timevar_id_t): Define TV_NONE.
22079 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22080 TV_NONE rather than tv_id != 0.
22081 (execute_one_pass): Likewise.
22082 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22083 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22084 dependencies to $(TREE_PASS_H).
22085 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22087 (pass_branch_target_load_optimize2): Likewise.
22088 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22089 (pass_outof_cfg_layout_mode): Likewise.
22090 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22091 (pass_rebuild_cgraph_edges): Likewise.
22092 (pass_remove_cgraph_callee_edges): Likewise.
22093 * df-core.c (pass_df_initialize_opt): Likewise.
22094 (pass_df_initialize_no_opt): Likewise.
22095 (pass_df_finish): Likewise.
22096 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22097 * except.c (pass_set_nothrow_function_flags): Likewise.
22098 (pass_convert_to_eh_region_ranges): Likewise.
22099 * final.c (pass_compute_alignments): Likewise.
22100 * function.c (pass_instantiate_virtual_regs): Likewise.
22101 (pass_init_function): Likewise.
22102 (pass_leaf_regs): Likewise.
22103 (pass_match_asm_constraints): Likewise.
22104 * gimple-low.c (pass_lower_cf): Likewise.
22105 (pass_mark_used_blocks): Likewise.
22106 * init-regs.c (pass_initialize_regs): Likewise.
22107 * integrate.c (pass_initial_value_sets): Likewise.
22108 * ira.c (pass_ira): Likewise.
22109 * jump.c (pass_cleanup_barriers): Likewise.
22110 * omp-low.c (pass_expand_omp): Likewise.
22111 (pass_lower_omp): Likewise.
22112 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22113 * recog.c (pass_split_all_insns): Likewise.
22114 (pass_split_after_reload): Likewise.
22115 (pass_split_before_regstack): Likewise.
22116 (pass_split_before_sched2): Likewise.
22117 (pass_split_for_shorten_branches): Likewise.
22118 * reginfo.c (pass_reginfo_init): Likewise.
22119 (pass_subregs_of_mode_init): Likewise.
22120 (pass_subregs_of_mode_finish): Likewise.
22121 * passes.c (pass_postreload): Likewise.
22122 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22123 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22124 (pass_warn_function_return): Likewise.
22125 (pass_warn_function_noreturn): Likewise.
22126 * tree-complex.c (pass_lower_complex): Likewise.
22127 (pass_lower_complex_O0): Likewise.
22128 * tree-if-conv.c (pass_if_conversion): Likewise.
22129 * tree-into-ssa.c (pass_build_ssa): Likewise.
22130 * tree-mudflap.c (pass_mudflap_1): Likewise.
22131 (pass_mudflap_2): Likewise.
22132 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22133 (pass_mudflap_2): Likewise.
22134 * tree-nrv.c (pass_return_slot): Likewise.
22135 * tree-object-size.c (pass_object_sizes): Likewise.
22136 * tree-optimize.c (pass_all_optimizations): Likewise.
22137 (pass_early_local_passes): Likewise.
22138 (pass_all_early_optimizations): Likewise.
22139 (pass_cleanup_cfg): Likewise.
22140 (pass_cleanup_cfg_post_optimizing): Likewise.
22141 (pass_free_datastructures): Likewise.
22142 (pass_free_cfg_annotations): Likewise.
22143 (pass_fixup_cfg): Likewise.
22144 (pass_init_datastructures): Likewise.
22145 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22146 (pass_late_warn_uninitialized): Likewise.
22147 (pass_update_address_taken): Likewise.
22148 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22149 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22150 (pass_cse_sincos): Likewise.
22151 (pass_convert_to_rsqrt): Likewise.
22152 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22153 * tree-stdarg.c (pass_stdarg): Likewise.
22154 * tree-tailcall.c (pass_tail_recursion): Likewise.
22155 (pass_tail_calls): Likewise.
22156 * tree-vect-generic.c (pass_lower_vector): Likewise.
22157 (pass_lower_vector_ssa): Likewise.
22158 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22160 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22162 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22164 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22166 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22167 logical and signext.
22169 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22172 * config/sh/predicates.md (arith_operand): Check if the operand
22173 of TRUNCATE is a REG.
22175 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22177 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22178 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22180 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22182 * tree-iterator.c (tsi_split_statement_list_after,
22183 tsi_split_statement_list_before): Remove.
22184 * tree-iterator.h: Remove the prototypes for
22185 tsi_split_statement_list_after and tsi_split_statement_list_before.
22187 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22189 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22190 * tree-ssa-propagate.h: Remove the prototype for
22191 stmt_makes_single_load.
22193 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22195 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22196 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22198 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22200 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22202 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22204 * except.c (eh_region_outer_p): Remove.
22205 * except.h: Remove the prototype for eh_region_outer_p.
22207 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22209 * function.c (current_function_assembler_name): Remove.
22210 * function.h: Remove the prototype for
22211 current_function_assembler_name.
22213 2009-04-16 Ian Lance Taylor <iant@google.com>
22215 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22216 (add_reg_note): Call alloc_reg_note.
22217 * rtl.h (alloc_reg_note): Declare.
22218 * combine.c (try_combine): Use alloc_reg_note.
22219 (recog_for_combine, move_deaths): Likewise.
22220 (distribute_notes): Use alloc_reg_note and add_reg_note.
22221 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22222 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22223 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22225 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22227 PR rtl-optimization/39762
22228 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22229 ira_may_move_out_cost): Add comments about way of their usage.
22230 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22232 * ira-conflicts.c (process_regs_for_copy): Use function
22233 ira_get_register_move_cost instead of global
22234 ira_register_move_cost.
22236 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22237 color_pass, move_spill_restore, update_curr_costs): Ditto.
22239 * ira-lives.c (process_single_reg_class_operands): Ditto.
22241 * ira-emit.c (emit_move_list): Ditto.
22243 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22244 (record_reg_classes): Ditto. Use functions
22245 ira_get_register_move_cost and ira_get_may_move_cost instead of
22246 global vars ira_register_move_cost, ira_may_move_out_cost and
22247 ira_may_move_in_cost.
22248 (record_address_regs): Don't call ira_init_register_move_cost.
22249 Use function ira_get_may_move_cost instead of global
22250 ira_may_move_in_cost.
22251 (process_bb_node_for_hard_reg_moves): Use function
22252 ira_get_register_move_cost instead of global ira_register_move_cost.
22253 (ira_costs): Don't call ira_init_register_move_cost.
22255 2009-04-16 Richard Guenther <rguenther@suse.de>
22257 * tree-cfg.c (verify_gimple_assign_binary):
22258 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22259 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22260 (create_general_new_stmt): Note that this function is broken.
22262 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22264 * common.opt (fhelp): Add Var(help_flag).
22265 * gcc-plugin.h (plugin_info): Add help.
22266 * plugin.c (plugin_name_args): Add help.
22267 (register_plugin_info): Set plugin->help.
22268 (print_help_one_plugin): New.
22269 (print_plugins_help): New.
22270 * plugin.h (print_plugins_help): New.
22271 * toplev.c (toplev_main): Call print_plugins_help if needed.
22273 2009-04-16 Richard Guenther <rguenther@suse.de>
22275 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22276 (gimple_ior_addresses_taken_1): New function.
22277 (gimple_ior_addresses_taken): Likewise.
22278 * gimple.h (struct gimple_statement_with_ops_base): Remove
22279 addresses_taken member.
22280 (gimple_ior_addresses_taken): Declare.
22281 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22282 gimple_set_addresses_taken): Remove.
22283 * ipa-reference.c (mark_address): New function.
22284 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22285 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22286 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22287 (gimple_add_to_addresses_taken): Remove.
22288 (get_tmr_operands): Call mark_address_taken.
22289 (get_asm_expr_operands): Likewise.
22290 (get_expr_operands): Likewise.
22291 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22292 (free_stmt_operands): Do not free it.
22293 * tree-ssa.c (delete_tree_ssa): Likewise.
22294 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22296 2009-04-16 Richard Guenther <rguenther@suse.de>
22298 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22299 (walk_stmt_load_store_ops): Likewise.
22300 * gimple.c (get_base_loadstore): New function.
22301 (walk_stmt_load_store_addr_ops): Likewise.
22302 (walk_stmt_load_store_ops): Likewise.
22303 * ipa-pure-const.c (check_op): Simplify.
22304 (check_load, check_store): New functions.
22305 (check_stmt): Use walk_stmt_load_store_ops.
22306 * ipa-reference.c (mark_load): Adjust signature.
22307 (mark_store): Likewise.
22308 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22310 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22312 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22313 (plugin_info): New.
22314 * opts.c (common_handle_option): Don't call print_version.
22315 * plugin.c (plugin_name_args): Add version.
22316 (register_plugin_info): New.
22317 (register_callback): Handle PLUGIN_INFO.
22318 (try_init_one_plugin): New.
22319 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22321 (finalize_one_plugin): New.
22322 (finalize_plugins): New.
22323 (print_one_plugin): New.
22324 (print_plugins_versions): New.
22325 * plugin.h (print_plugins_versions): New.
22326 (finalize_plugins): New.
22327 * toplev.c (compile_file): Don't call initialize_plugins.
22328 (print_version): Call print_plugins_versions.
22329 (toplev_main): Call initialize_plugins. Print version if needed.
22330 Call finalize_plugins.
22332 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22334 * common.opt (fversion): New.
22335 * gcc.c (print_version): New.
22336 (process_command): Don't print the version. Just set print_version.
22337 (main): Print version. Call subprocesses if print_version and
22338 verbose_flag are set.
22339 * opts.c (common_handle_option): Handle OPT_fversion.
22341 2009-04-16 Richard Guenther <rguenther@suse.de>
22342 Ira Rosen <irar@il.ibm.com>
22344 PR tree-optimization/39698
22345 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22346 type of the reduction variable. Only generate the def if
22349 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22350 make sure to first convert to an integer of the same precision.
22351 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22352 the type of the evolution correctly in computing the new
22353 induction variable base.
22355 2009-04-16 Richard Guenther <rguenther@suse.de>
22357 PR middle-end/39625
22358 * tree-cfg.c (make_blocks): Split statements with to-be
22359 abnormal SSA names on the lhs.
22361 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22363 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22364 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22365 * c-typeck.c (really_start_incremental_init): Likewise.
22366 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22367 (TARGET_INITIALIZER): Remove it.
22368 * target.h (struct target): Remove vector_opaque_p.
22369 * tree.c (build_opaque_vector_type): New.
22370 * tree.h (TYPE_VECTOR_OPAQUE): New.
22371 (build_opaque_vector_type): Declare.
22372 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22373 * config/rs6000/rs6000.c (build_opaque_vector_type,
22374 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22375 (rs6000_init_builtins): Use build_opaque_vector_type for
22376 opaque_V4SI_type_node.
22378 2009-04-15 Catherine Moore <clm@codesourcery.com>
22380 * debug.h (set_name): Declare.
22381 * dwarf2out.c (dwarf2out_set_name): Declare.
22382 (dwarf2_debug_hooks): Add set_name.
22383 (find_AT_string): New.
22384 (add_AT_string): Call find_AT_string.
22385 (dwarf2out_set_name): New.
22386 * cp/decl.c (grokdeclarator): Call set_name.
22387 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22388 * debug.c (do_nothing_debug_hooks): Likewise.
22389 * dbxout.c (dbx_debug_hooks): Likewise.
22390 * sdbout.c (sdb_debug_hooks): Likewise.
22392 2009-04-15 Michael Eager <eager@eagercon.com>
22394 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22395 reg for single-precision FPU.
22396 * config/rs6000/rs6000.md (movsi_internal1): Only for
22397 !TARGET_SINGLE_FPU.
22398 (movsi_internal1_single): New. Add pattern to move SI values to/from
22399 single-precision FP regs.
22401 2009-04-15 Richard Guenther <rguenther@suse.de>
22403 * omp-low.c (lower_rec_input_clauses): Build correct address
22405 (expand_omp_for_generic): Fix multiplication type.
22406 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22407 (generate_memset_zero): Fix types.
22408 * tree-profile.c (prepare_instrumented_value): Correctly
22411 2009-04-15 Ian Lance Taylor <iant@google.com>
22413 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22414 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22415 for -Wall and for -Wc++-compat.
22416 (c_common_post_options): For C++, set warn_enum_compare if not
22418 * c-tree.h (struct c_expr): Add field original_type.
22419 (build_external_ref): Update declaration.
22420 * c-parser.c (c_parser_braced_init): Set original_type.
22421 (c_parser_initelt): Likewise.
22422 (c_parser_expr_no_commas): Likewise.
22423 (c_parser_conditional_expression): Likewise.
22424 (c_parser_cast_expression): Likewise.
22425 (c_parser_unary_expression): Likewise. Pull setting of
22426 original_code to top of function.
22427 (c_parser_sizeof_expression): Set original_type.
22428 (c_parser_alignof_expression): Likewise.
22429 (c_parser_postfix_expression): Likewise. Pull setting of
22430 original_code to top of function.
22431 (c_parser_postfix_expression_after_paren_type): Set original_type.
22432 (c_parser_postfix_expression_after_primary): Likewise.
22433 (c_parser_expression): Likewise.
22434 * c-typeck.c (build_external_ref): Add type parameter. Change all
22436 (c_expr_sizeof_expr): Set original_type field.
22437 (parser_build_unary_op): Likewise.
22438 (parser_build_binary_op): Likewise. Optionally warn about
22439 comparisons of enums of different types.
22440 (digest_init): Set original_type field.
22441 (really_start_incremental_init): Likewise.
22442 (push_init_level, pop_init_level): Likewise.
22443 * doc/invoke.texi (Warning Options): -Wenum-compare now
22446 2009-04-15 Richard Guenther <rguenther@suse.de>
22448 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22449 out a necessary conversion.
22450 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22451 names we didn't value number.
22452 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22454 2009-04-15 Richard Guenther <rguenther@suse.de>
22456 PR tree-optimization/39764
22457 * tree-ssa-ccp.c (get_value): Canonicalize value with
22458 canonicalize_float_value.
22460 2009-04-15 Jan Hubicka <jh@suse.cz>
22462 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22463 Wrong version of patch.
22465 2009-04-15 Jan Hubicka <jh@suse.cz>
22467 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22469 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22471 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22472 our distinct integral and vector types.
22474 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22476 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22477 * init.c (build_vtbl_address): Remove call to assemble_external.
22479 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22481 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22482 output for other floating point modes.
22484 2009-04-14 Diego Novillo <dnovillo@google.com>
22486 * diagnostic.c (diagnostic_report_diagnostic): Do not
22487 warn about loaded plugins for DK_ERROR and DK_WARNING.
22488 * c-decl.c (declspecs_add_type): Move call to
22489 invoke_plugin_callbacks ...
22490 * c-parser.c (c_parser_declspecs): ... here.
22491 * plugin.c (dump_active_plugins): Tidy output.
22493 2009-04-14 Diego Novillo <dnovillo@google.com>
22494 Le-Chun Wu <lcwu@google.com>
22496 * configure.ac: Add --enable-plugin support.
22497 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22498 * Makefile.in (PLUGIN_H): Define.
22499 Export ENABLE_PLUGIN and GMPINC to site.exp.
22500 Add PLUGINLIBS to link command.
22501 Add/modify dependencies for plugin.o and files including plugin.h.
22503 * config.in: Regenerate.
22505 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22508 2009-04-14 Le-Chun Wu <lcwu@google.com>
22510 * tree-pass.h (register_one_dump_file): Add a prototype for
22511 register_one_dump_file.
22512 * toplev.c (compile_file): Call initialize_plugins.
22513 (do_compile): Call invoke_plugin_callbacks.
22514 (toplev_main): Call invoke_plugin_callbacks.
22515 * common.opt: Add -fplugin= and -fplugin-arg-.
22516 * gcc-plugin.h: New public header file for plugins to include.
22517 * plugin.c: New source file.
22518 * plugin.h: New internal header file.
22519 * passes.c (register_one_dump_file): Make it external.
22521 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22523 2009-04-14 Diego Novillo <dnovillo@google.com>
22525 * doc/plugins.texi: New.
22526 * doc/gccint.texi: Add reference to Plugins chapter.
22527 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22528 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22529 loaded plugins, if any.
22530 * timevar.def (TV_PLUGIN_INIT): Define.
22531 (TV_PLUGIN_RUN): Define.
22532 * plugin.c: Include timevar.h
22533 (plugins_active_p): New.
22534 (dump_active_plugins): New.
22535 (debug_active_plugins): New.
22537 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22539 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22541 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22543 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22545 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22546 the same as a minus without a shift.
22548 2009-04-14 Nick Clifton <nickc@redhat.com>
22550 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22551 comparisons with small integers will always produce a short
22554 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22557 2008-12-19 Diego Novillo <dnovillo@google.com>
22559 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22561 2009-04-14 Richard Guenther <rguenther@suse.de>
22563 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22565 (verify_gimple_assign_binary): Likewise. Handle shifts and
22567 (verify_gimple_phi): Print the mismatched argument position.
22568 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22570 (vect_update_init_of_dr): Likewise.
22571 * matrix-reorg.c (transform_access_sites): Do what the
22573 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22575 2009-04-13 Michael Eager <eager@eagercon.com>
22577 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22578 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22579 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22580 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22581 remove duplicate config
22583 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22585 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22586 file_name:line_number type locator of the call site.
22588 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22590 * genautomata.c: Put blank after comma.
22591 (automaton_decls): New.
22592 (struct unit_usage): Add comments to member next.
22593 (store_alt_unit_usage): Keep the list ordered.
22594 (unit_present_on_list_p, equal_alternatives_p): New.
22595 (check_regexp_units_distribution): Check units distribution
22596 correctness correctly.
22597 (main): Don't write automata if error is found. Return correct
22600 * config/m68k/cf.md (cfv4_ds): Remove.
22601 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22602 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22604 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22605 power4-load-ext, power4-store, power4-store-update,
22606 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22607 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22608 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22609 power4-sqrt, power4-isync): Modify reservation to make correct
22610 unit distribution to automata.
22612 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22613 power5-store-update, power5-two, power5-three, power5-lmul,
22614 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22616 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22618 * except.c (pass_set_nothrow_function_flags): Set name and add
22620 (set_nothrow_function_flags): Mention in the dump file when
22621 changing a function to nothrow.
22623 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22626 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22627 instead of unsigned long.
22629 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22631 * config/arm/arm.c (return_used_this_function): Remove.
22632 (arm_output_function_prologue): Remove use of
22633 return_used_this_function.
22634 (output_return_instruction): Replace use of
22635 return_used_this_function
22636 by cfun->machine->return_used_this_function.
22637 (arm_output_epilogue): Likewise.
22638 (arm_output_function_epilogue): Likewise.
22639 (thumb_unexpanded_epilogue): Likewise.
22640 * config/arm/arm.h (struct machine_function):
22641 New member return_used_this_function.
22643 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22645 * doc/install.texi: Correct description of default directory for
22646 --with-gxx-include-dir.
22648 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22650 * fold-const.c (build_range_check): Properly deal with enumeral and
22651 boolean base types.
22653 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22655 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22656 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22657 * params.h (MAX_GCSE_PASSES): Remove.
22658 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22659 in sequence. Remove ability to run multiple passes.
22660 (bypass_jumps): Report run as third CPROP pass.
22662 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22664 PR middle-end/39651
22665 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22666 when deciding whether the whole SEQUENCE can throw.
22668 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22671 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22672 offseted label references.
22674 2009-04-11 Jan Hubicka <jh@suse.cz>
22676 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22678 2009-04-11 Richard Guenther <rguenther@suse.de>
22680 PR middle-end/39732
22681 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22682 return variables as TREE_ADDRESSABLE.
22684 2009-04-11 Richard Guenther <rguenther@suse.de>
22686 PR tree-optimization/39713
22687 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22688 reference trees have SSA_NAME operands.
22690 2009-04-11 Richard Guenther <rguenther@suse.de>
22693 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22694 address expressions.
22696 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22698 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22699 match changes in Cygwin 1.7
22700 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22701 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22703 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22705 PR tree-optimization/39701
22706 * doc/invoke.texi (Optimization Options): Document change in
22707 meaning and initialization of -fdelete-null-pointer-checks.
22709 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22711 PR middle-end/39701
22712 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22714 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22717 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22719 2009-04-10 Chao-ying Fu <fu@mips.com>
22721 * doc/tm.texi (Instruction Output): Document
22722 TARGET_ASM_FINAL_POSTSCAN_INSN.
22723 * target.h (final_postscan_insn): New field in asm_out.
22724 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22725 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22726 * final.c (final_scan_insn): Call
22727 targetm.asm_out.final_postscan_insn after outputting
22728 an asm macro and a normal instruction.
22730 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22731 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22732 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22733 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22734 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22736 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22738 PR middle-end/39701
22739 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22740 variables as non-NULL even with -fdelete-null-pointer-checks.
22742 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22744 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22746 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22749 * config/i386/i386.c (classify_argument): Handle SCmode with
22750 (bit_offset % 64) != 0.
22752 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22754 * doc/invoke.texi (Optimize Options): Add cross-reference to
22755 -Q --help=optimizers examples.
22757 2009-04-10 Ben Elliston <bje@au.ibm.com>
22760 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22761 regalign for the reg == fpr and TDmode case.
22763 2009-04-09 David Ayers <ayers@fsfe.org>
22766 * objc/objc-act.c (warn_with_method): Remove helper function.
22767 (check_duplicates): Call warning and inform directly.
22768 (really_start_method): Likewise.
22770 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22772 * expmed.c (expand_divmod): Always use a comparison for a division
22773 by a large unsigned integer.
22775 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22776 for things others than variables or functions as nonzero.
22778 2009-04-09 Nick Clifton <nickc@redhat.com>
22780 * unwind-compat.c: Change copyright header to refer to version
22781 3 of the GNU General Public License with version 3.1 of the
22782 GCC Runtime Library Exception and to point readers at the
22783 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22784 * config/alpha/crtfastmath.c: Likewise.
22785 * config/alpha/linux-unwind.h: Likewise.
22786 * config/alpha/qrnnd.asm: Likewise.
22787 * config/alpha/vms-crt0-64.c: Likewise.
22788 * config/alpha/vms-crt0.c: Likewise.
22789 * config/alpha/vms-dwarf2.asm: Likewise.
22790 * config/alpha/vms-dwarf2eh.asm: Likewise.
22791 * config/alpha/vms-psxcrt0-64.c: Likewise.
22792 * config/alpha/vms-psxcrt0.c: Likewise.
22793 * config/alpha/vms_tramp.asm: Likewise.
22794 * config/arc/initfini.c: Likewise.
22795 * config/arc/lib1funcs.asm: Likewise.
22796 * config/arm/bpabi-v6m.S: Likewise.
22797 * config/arm/bpabi.S: Likewise.
22798 * config/arm/bpabi.c: Likewise.
22799 * config/arm/crti.asm: Likewise.
22800 * config/arm/crtn.asm: Likewise.
22801 * config/arm/ieee754-df.S: Likewise.
22802 * config/arm/ieee754-sf.S: Likewise.
22803 * config/arm/lib1funcs.asm: Likewise.
22804 * config/arm/libunwind.S: Likewise.
22805 * config/arm/linux-atomic.c: Likewise.
22806 * config/arm/mmintrin.h: Likewise.
22807 * config/arm/pr-support.c: Likewise.
22808 * config/arm/unaligned-funcs.c: Likewise.
22809 * config/arm/unwind-arm.c: Likewise.
22810 * config/arm/unwind-arm.h: Likewise.
22811 * config/avr/libgcc.S: Likewise.
22812 * config/bfin/crti.s: Likewise.
22813 * config/bfin/crtlibid.s: Likewise.
22814 * config/bfin/crtn.s: Likewise.
22815 * config/bfin/lib1funcs.asm: Likewise.
22816 * config/bfin/linux-unwind.h: Likewise.
22817 * config/cris/arit.c: Likewise.
22818 * config/cris/cris_abi_symbol.c: Likewise.
22819 * config/darwin-64.c: Likewise.
22820 * config/darwin-crt2.c: Likewise.
22821 * config/darwin-crt3.c: Likewise.
22822 * config/darwin.h: Likewise.
22823 * config/dbxelf.h: Likewise.
22824 * config/dfp-bit.c: Likewise.
22825 * config/dfp-bit.h: Likewise.
22826 * config/elfos.h: Likewise.
22827 * config/fixed-bit.c: Likewise.
22828 * config/fixed-bit.h: Likewise.
22829 * config/fp-bit.c: Likewise.
22830 * config/fp-bit.h: Likewise.
22831 * config/fr30/crti.asm: Likewise.
22832 * config/fr30/crtn.asm: Likewise.
22833 * config/fr30/lib1funcs.asm: Likewise.
22834 * config/freebsd-spec.h: Likewise.
22835 * config/frv/cmovd.c: Likewise.
22836 * config/frv/cmovh.c: Likewise.
22837 * config/frv/cmovw.c: Likewise.
22838 * config/frv/frvbegin.c: Likewise.
22839 * config/frv/frvend.c: Likewise.
22840 * config/frv/lib1funcs.asm: Likewise.
22841 * config/glibc-stdint.h: Likewise.
22842 * config/h8300/clzhi2.c: Likewise.
22843 * config/h8300/crti.asm: Likewise.
22844 * config/h8300/crtn.asm: Likewise.
22845 * config/h8300/ctzhi2.c: Likewise.
22846 * config/h8300/fixunssfsi.c: Likewise.
22847 * config/h8300/lib1funcs.asm: Likewise.
22848 * config/h8300/parityhi2.c: Likewise.
22849 * config/h8300/popcounthi2.c: Likewise.
22850 * config/i386/ammintrin.h: Likewise.
22851 * config/i386/att.h: Likewise.
22852 * config/i386/avxintrin.h: Likewise.
22853 * config/i386/biarch64.h: Likewise.
22854 * config/i386/bmmintrin.h: Likewise.
22855 * config/i386/cpuid.h: Likewise.
22856 * config/i386/cross-stdarg.h: Likewise.
22857 * config/i386/crtfastmath.c: Likewise.
22858 * config/i386/crtprec.c: Likewise.
22859 * config/i386/cygming-crtbegin.c: Likewise.
22860 * config/i386/cygming-crtend.c: Likewise.
22861 * config/i386/cygwin.asm: Likewise.
22862 * config/i386/emmintrin.h: Likewise.
22863 * config/i386/gmm_malloc.h: Likewise.
22864 * config/i386/gthr-win32.c: Likewise.
22865 * config/i386/i386.h: Likewise.
22866 * config/i386/immintrin.h: Likewise.
22867 * config/i386/linux-unwind.h: Likewise.
22868 * config/i386/linux64.h: Likewise.
22869 * config/i386/mm3dnow.h: Likewise.
22870 * config/i386/mmintrin-common.h: Likewise.
22871 * config/i386/mmintrin.h: Likewise.
22872 * config/i386/nmmintrin.h: Likewise.
22873 * config/i386/pmm_malloc.h: Likewise.
22874 * config/i386/pmmintrin.h: Likewise.
22875 * config/i386/smmintrin.h: Likewise.
22876 * config/i386/sol2-c1.asm: Likewise.
22877 * config/i386/sol2-ci.asm: Likewise.
22878 * config/i386/sol2-cn.asm: Likewise.
22879 * config/i386/sol2-gc1.asm: Likewise.
22880 * config/i386/tmmintrin.h: Likewise.
22881 * config/i386/unix.h: Likewise.
22882 * config/i386/w32-unwind.h: Likewise.
22883 * config/i386/wmmintrin.h: Likewise.
22884 * config/i386/x86-64.h: Likewise.
22885 * config/i386/x86intrin.h: Likewise.
22886 * config/i386/xmmintrin.h: Likewise.
22887 * config/ia64/crtbegin.asm: Likewise.
22888 * config/ia64/crtend.asm: Likewise.
22889 * config/ia64/crtfastmath.c: Likewise.
22890 * config/ia64/crti.asm: Likewise.
22891 * config/ia64/crtn.asm: Likewise.
22892 * config/ia64/fde-glibc.c: Likewise.
22893 * config/ia64/lib1funcs.asm: Likewise.
22894 * config/ia64/linux-unwind.h: Likewise.
22895 * config/ia64/quadlib.c: Likewise.
22896 * config/ia64/unwind-ia64.c: Likewise.
22897 * config/linux.h: Likewise.
22898 * config/m32c/m32c-lib1.S: Likewise.
22899 * config/m32c/m32c-lib2-trapv.c: Likewise.
22900 * config/m32c/m32c-lib2.c: Likewise.
22901 * config/m32r/initfini.c: Likewise.
22902 * config/m68hc11/larith.asm: Likewise.
22903 * config/m68hc11/m68hc11-crt0.S: Likewise.
22904 * config/m68k/cf.md: Likewise.
22905 * config/m68k/crti.s: Likewise.
22906 * config/m68k/crtn.s: Likewise.
22907 * config/m68k/lb1sf68.asm: Likewise.
22908 * config/m68k/linux-unwind.h: Likewise.
22909 * config/mcore/crti.asm: Likewise.
22910 * config/mcore/crtn.asm: Likewise.
22911 * config/mcore/lib1.asm: Likewise.
22912 * config/mips/linux-unwind.h: Likewise.
22913 * config/mips/loongson.h: Likewise.
22914 * config/mips/mips16.S: Likewise.
22915 * config/mmix/crti.asm: Likewise.
22916 * config/mmix/crtn.asm: Likewise.
22917 * config/pa/fptr.c: Likewise.
22918 * config/pa/hpux-unwind.h: Likewise.
22919 * config/pa/lib2funcs.asm: Likewise.
22920 * config/pa/linux-atomic.c: Likewise.
22921 * config/pa/linux-unwind.h: Likewise.
22922 * config/pa/milli64.S: Likewise.
22923 * config/pa/quadlib.c: Likewise.
22924 * config/pa/stublib.c: Likewise.
22925 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22926 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22927 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22928 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22929 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22930 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22931 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22932 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22933 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22934 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22935 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22936 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22937 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22938 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22939 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22940 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22941 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22942 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22943 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22944 * config/rs6000/750cl.h: Likewise.
22945 * config/rs6000/altivec.h: Likewise.
22946 * config/rs6000/biarch64.h: Likewise.
22947 * config/rs6000/crtresfpr.asm: Likewise.
22948 * config/rs6000/crtresgpr.asm: Likewise.
22949 * config/rs6000/crtresxfpr.asm: Likewise.
22950 * config/rs6000/crtresxgpr.asm: Likewise.
22951 * config/rs6000/crtsavfpr.asm: Likewise.
22952 * config/rs6000/crtsavgpr.asm: Likewise.
22953 * config/rs6000/darwin-asm.h: Likewise.
22954 * config/rs6000/darwin-fallback.c: Likewise.
22955 * config/rs6000/darwin-fpsave.asm: Likewise.
22956 * config/rs6000/darwin-ldouble.c: Likewise.
22957 * config/rs6000/darwin-tramp.asm: Likewise.
22958 * config/rs6000/darwin-unwind.h: Likewise.
22959 * config/rs6000/darwin-vecsave.asm: Likewise.
22960 * config/rs6000/darwin-world.asm: Likewise.
22961 * config/rs6000/e500crtres32gpr.asm: Likewise.
22962 * config/rs6000/e500crtres64gpr.asm: Likewise.
22963 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22964 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22965 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22966 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22967 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22968 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22969 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22970 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22971 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22972 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22973 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22974 * config/rs6000/eabi-ci.asm: Likewise.
22975 * config/rs6000/eabi-cn.asm: Likewise.
22976 * config/rs6000/eabi.asm: Likewise.
22977 * config/rs6000/linux-unwind.h: Likewise.
22978 * config/rs6000/linux64.h: Likewise.
22979 * config/rs6000/paired.h: Likewise.
22980 * config/rs6000/paired.md: Likewise.
22981 * config/rs6000/ppc64-fp.c: Likewise.
22982 * config/rs6000/ppu_intrinsics.h: Likewise.
22983 * config/rs6000/rs6000.h: Likewise.
22984 * config/rs6000/si2vmx.h: Likewise.
22985 * config/rs6000/sol-ci.asm: Likewise.
22986 * config/rs6000/sol-cn.asm: Likewise.
22987 * config/rs6000/spe.h: Likewise.
22988 * config/rs6000/spu2vmx.h: Likewise.
22989 * config/rs6000/sysv4.h: Likewise.
22990 * config/rs6000/tramp.asm: Likewise.
22991 * config/rs6000/vec_types.h: Likewise.
22992 * config/s390/linux-unwind.h: Likewise.
22993 * config/s390/tpf-unwind.h: Likewise.
22994 * config/score/crti.asm: Likewise.
22995 * config/score/crtn.asm: Likewise.
22996 * config/sh/crt1.asm: Likewise.
22997 * config/sh/crti.asm: Likewise.
22998 * config/sh/crtn.asm: Likewise.
22999 * config/sh/divtab-sh4-300.c: Likewise.
23000 * config/sh/divtab-sh4.c: Likewise.
23001 * config/sh/divtab.c: Likewise.
23002 * config/sh/lib1funcs-4-300.asm: Likewise.
23003 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
23004 * config/sh/lib1funcs.asm: Likewise.
23005 * config/sh/lib1funcs.h: Likewise.
23006 * config/sh/linux-atomic.asm: Likewise.
23007 * config/sh/linux-unwind.h: Likewise.
23008 * config/sh/shmedia.h: Likewise.
23009 * config/sh/sshmedia.h: Likewise.
23010 * config/sh/ushmedia.h: Likewise.
23011 * config/sparc/crtfastmath.c: Likewise.
23012 * config/sparc/linux-unwind.h: Likewise.
23013 * config/sparc/sol2-c1.asm: Likewise.
23014 * config/sparc/sol2-ci.asm: Likewise.
23015 * config/sparc/sol2-cn.asm: Likewise.
23016 * config/spu/divmodti4.c: Likewise.
23017 * config/spu/divv2df3.c: Likewise.
23018 * config/spu/float_disf.c: Likewise.
23019 * config/spu/float_unsdidf.c: Likewise.
23020 * config/spu/float_unsdisf.c: Likewise.
23021 * config/spu/float_unssidf.c: Likewise.
23022 * config/spu/mfc_multi_tag_release.c: Likewise.
23023 * config/spu/mfc_multi_tag_reserve.c: Likewise.
23024 * config/spu/mfc_tag_release.c: Likewise.
23025 * config/spu/mfc_tag_reserve.c: Likewise.
23026 * config/spu/mfc_tag_table.c: Likewise.
23027 * config/spu/multi3.c: Likewise.
23028 * config/spu/spu_internals.h: Likewise.
23029 * config/spu/spu_intrinsics.h: Likewise.
23030 * config/spu/spu_mfcio.h: Likewise.
23031 * config/spu/vec_types.h: Likewise.
23032 * config/spu/vmx2spu.h: Likewise.
23033 * config/stormy16/stormy16-lib2.c: Likewise.
23034 * config/svr4.h: Likewise.
23035 * config/sync.c: Likewise.
23036 * config/v850/lib1funcs.asm: Likewise.
23037 * config/vxlib-tls.c: Likewise.
23038 * config/vxlib.c: Likewise.
23039 * config/vxworks-dummy.h: Likewise.
23040 * config/xtensa/crti.asm: Likewise.
23041 * config/xtensa/crtn.asm: Likewise.
23042 * config/xtensa/ieee754-df.S: Likewise.
23043 * config/xtensa/ieee754-sf.S: Likewise.
23044 * config/xtensa/lib1funcs.asm: Likewise.
23045 * config/xtensa/lib2funcs.S: Likewise.
23046 * config/xtensa/linux-unwind.h: Likewise.
23047 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23048 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23049 * coretypes.h: Likewise.
23050 * crtstuff.c: Likewise.
23051 * defaults.h: Likewise.
23052 * dwarf2.h: Likewise.
23053 * emutls.c: Likewise.
23054 * gbl-ctors.h: Likewise.
23055 * gcov-io.h: Likewise.
23056 * ginclude/float.h: Likewise.
23057 * ginclude/iso646.h: Likewise.
23058 * ginclude/stdarg.h: Likewise.
23059 * ginclude/stdbool.h: Likewise.
23060 * ginclude/stddef.h: Likewise.
23061 * ginclude/stdfix.h: Likewise.
23062 * ginclude/stdint-gcc.h: Likewise.
23063 * ginclude/tgmath.h: Likewise.
23064 * gthr-aix.h: Likewise.
23065 * gthr-dce.h: Likewise.
23066 * gthr-gnat.c: Likewise.
23067 * gthr-gnat.h: Likewise.
23068 * gthr-lynx.h: Likewise.
23069 * gthr-mipssde.h: Likewise.
23070 * gthr-nks.h: Likewise.
23071 * gthr-posix.c: Likewise.
23072 * gthr-posix.h: Likewise.
23073 * gthr-posix95.h: Likewise.
23074 * gthr-rtems.h: Likewise.
23075 * gthr-single.h: Likewise.
23076 * gthr-solaris.h: Likewise.
23077 * gthr-tpf.h: Likewise.
23078 * gthr-vxworks.h: Likewise.
23079 * gthr-win32.h: Likewise.
23080 * gthr.h: Likewise.
23081 * libgcc2.c: Likewise.
23082 * libgcc2.h: Likewise.
23083 * libgcov.c: Likewise.
23084 * tsystem.h: Likewise.
23085 * typeclass.h: Likewise.
23086 * unwind-c.c: Likewise.
23087 * unwind-compat.h: Likewise.
23088 * unwind-dw2-fde-compat.c: Likewise.
23089 * unwind-dw2-fde-darwin.c: Likewise.
23090 * unwind-dw2-fde-glibc.c: Likewise.
23091 * unwind-dw2-fde.c: Likewise.
23092 * unwind-dw2-fde.h: Likewise.
23093 * unwind-dw2.c: Likewise.
23094 * unwind-dw2.h: Likewise.
23095 * unwind-generic.h: Likewise.
23096 * unwind-pe.h: Likewise.
23097 * unwind-sjlj.c: Likewise.
23098 * unwind.inc: Likewise.
23099 * config/arm/neon-gen.ml: Change generated copyright header to
23100 refer to version 3 of the GNU General Public License with
23101 version 3.1 of the GCC Runtime Library Exception and to point
23102 readers at the COPYING3 and COPYING3.RUNTIME files and the
23103 FSF's license web page.
23104 * config/arm/arm_neon.h: Regenerate.
23106 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23108 * config/cris/cris.md: Change copyright header to refer to version
23109 3 of the GNU General Public License.
23110 * doc/install.texi2html: Change copyright header to refer to version
23111 3 of the GNU General Public License and to point readers at the
23112 COPYING3 file and the FSF's license web page.
23113 * config/vax/linux.h: Likewise.
23115 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23117 * config/i386/i386.md (cmpcc): New.
23118 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23119 (sync_compare_and_swap_cc*): Delete.
23121 * config/s390/s390.c (s390_compare_emitted): Remove.
23122 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23123 s390_compare_emitted used to be handled. Assert that modes match.
23124 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23125 refer to sync_compare_and_swap_ccsi.
23126 * config/s390/s390.h (s390_compare_emitted): Remove.
23127 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23128 instead of s390_compare_emitted.
23129 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23130 instead of s390_compare_emitted.
23131 * config/s390/s390.md (cmpcc): New.
23132 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23133 CC_REGNUM, do not pretend it's set.
23134 (sync_compare_and_swap_cc*): Delete.
23135 * config/s390/predicates.md (cc_reg_operand): New.
23137 * expr.c (sync_compare_and_swap_cc): Delete.
23138 * optabs.h (sync_compare_and_swap_cc): Delete.
23139 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23140 is being used with can_compare_p.
23141 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23142 (find_cc_set): New.
23143 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23144 look for a MODE_CC set instead. Use emit_store_flag.
23145 (expand_compare_and_swap_loop): Likewise, with some additional
23146 complication to avoid a force_reg when useless. Use
23147 emit_cmp_and_jump_insns.
23148 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23149 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23150 sync_compare_and_swap documentation.
23152 2009-04-09 Jan Hubicka <jh@suse.cz>
23154 * except.c (find_prev_try): Break out from ....
23155 (duplicate_eh_regions): ... here; properly update prev_try pointers
23156 when duplication part of tree.
23157 (dump_eh_tree): Improve dumping.
23158 (verify_eh_region): New.
23159 (verify_eh_tree): Use it.
23161 2009-04-06 Richard Guenther <rguenther@suse.de>
23163 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23164 &ARRAY addresses by adjusting their types and prepending
23166 * tree-cfg.c (verify_gimple_assign_single): Verify that
23167 addresses are correct.
23169 2009-04-09 Richard Guenther <rguenther@suse.de>
23171 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23172 indices into an array reference if possible.
23173 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23174 Fold POINTER_PLUS_EXPR statements with invariant address.
23176 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23179 * config.gcc (powerpc64-*-linux*): Always build biarch.
23181 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23184 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23185 it and pedwarn if this results in an INTEGER_CST.
23187 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23189 * doc/install.texi: Update minimum GMP version. Remove obsolete
23190 text in MPFR section.
23192 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23194 * dwarf2out.c (class_scope_p): New static inline.
23195 (class_or_namespace_scope_p): Use it.
23196 (gen_variable_die): Use DW_TAG_member tag for static data member
23197 declarations instead of DW_TAG_variable.
23199 PR middle-end/39573
23200 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23203 2009-04-08 Richard Guenther <rguenther@suse.de>
23205 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23206 valueize random data.
23208 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23210 * config.gcc (aix tm_file): Add aix-stdint.h.
23211 (aix tm clause use_gcc_stdint): Set to wrap.
23212 * config/rs6000/aix-stdint.h: New file.
23214 2009-04-08 Richard Guenther <rguenther@suse.de>
23216 PR middle-end/36291
23217 * tree-dfa.c (add_referenced_var): Do not recurse into
23218 global initializers.
23219 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23221 (fold_const_aggregate_ref): Likewise.
23223 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23225 * recog.c (ordered_comparison_operator): New.
23226 * gensupport.c (std_preds): Add it.
23227 * doc/md.texi (Machine-Independent Predicates): Document it.
23229 2009-04-08 Jan Hubicka <jh@suse.cz>
23231 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23232 * function.h (rtl_eh): Remove exception_handler_label_map.
23233 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23234 remove_exception_handler_label, for_each_eh_label_1): Remove.
23235 (rtl_remove_unreachable_regions): Remove.
23236 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23237 (find_exception_handler_labels): Don't build the hashtable.
23238 (maybe_remove_eh_handler): Remove.
23239 (for_each_eh_label): Rewrite to walk the tree.
23240 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23241 * except.h (maybe_remove_eh_handler): Remove.
23242 * passes.c (init_optimization_passes): Schedule second EH cleanup
23244 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23245 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23247 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23249 * genoutput.c (validate_optab_operands): New.
23250 (gen_insn, gen_expand): Call it.
23252 * genflags.c (gen_insn): Detect misused iterators.
23253 (main): Pass line_no to gen_insn, exit with status 1 on error.
23255 * genextract.c (line_no): Make global.
23256 (VEC_safe_set_locstr): Change assertion to error message.
23257 (main): Exit with status 1 on error.
23259 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23263 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23264 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23265 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23266 * c-convert.c (convert): Do not call fold on results of conversion
23267 functions when the result is a C_MAYBE_CONST_EXPR.
23268 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23269 of __builtin_choose_expr.
23270 * c-typeck.c (remove_c_maybe_const_expr): New.
23271 (build_unary_op, build_conditional_expr, build_compound_expr,
23272 build_binary_op, c_objc_common_truthvalue_conversion): Call
23273 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23276 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23278 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23279 CODE to produce a new one. Add a prototype to use fold_convert_const
23281 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23284 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23285 mix declarations and code.
23287 2009-04-08 Ben Elliston <bje@au.ibm.com>
23289 * gcc.c: Replace `CC' with `GCC' throughout.
23291 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23293 * doc/invoke.texi: Document Atom support.
23295 2009-04-07 Jason Merrill <jason@redhat.com>
23298 * c-common.h, c-common.c: Add flag_pretty_templates.
23299 * c-opts.c (c_common_handle_option): Set it.
23300 * c.opt: Add -fno-pretty-templates.
23301 * doc/invoke.texi (C++ Dialect Options): Likewise.
23303 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23305 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23306 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23307 (ia64_expand_builtin): Likewise.
23309 2009-04-07 Martin Jambor <mjambor@suse.cz>
23311 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23312 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23313 ADDR_EXPRS are include too.
23315 2009-04-07 Richard Guenther <rguenther@suse.de>
23317 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23318 decls are only used if passes as parameters or if they are
23319 local statics and the call is not to a builtin.
23320 (call_may_clobber_ref_p_1): Likewise.
23322 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23324 * expr.c (do_store_flag): Remove last argument. Simplify code
23325 to avoid duplication of tests already done by can_compare_p.
23326 (expand_expr_real_1): Adjust caller.
23328 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23330 * optabs.c (can_compare_p): Test the predicate of a
23331 cbranch and cstore pattern.
23333 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23335 * expr.c (convert_move): Use emit_store_flag instead of
23338 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23340 * config/i386/i386.c (ix86_compare_emitted): Remove.
23341 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23342 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23343 * config/i386/i386.h (ix86_compare_emitted): Remove.
23344 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23345 instead of ix86_compare_emitted.
23346 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23348 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23350 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23351 Add t-sysroot-suffix to tmake_file.
23352 * config/print-sysroot-suffix.sh: New file.
23353 * config/t-sysroot-suffix: New file.
23355 2009-04-07 Ben Elliston <bje@au.ibm.com>
23357 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23358 as the latter produces a warning when the target does not support
23361 2009-04-07 Ben Elliston <bje@au.ibm.com>
23363 * dfp.c: Replace type punning assignments with memcpy throughout.
23364 * Makefile.in (dfp.o-warn): Remove.
23366 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23369 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23370 Include soft-fp/t-softfp after rs6000/t-linux64.
23372 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23374 * stor-layout.c (set_sizetype): Use the full precision of their
23375 machine mode for bitsize types.
23377 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23379 * config/i386/i386.md: Revert 2 accidental checkins.
23381 2009-04-06 Joey Ye <joey.ye@intel.com>
23382 Xuepeng Guo <xuepeng.guo@intel.com>
23383 H.J. Lu <hongjiu.lu@intel.com>
23385 Atom pipeline model, tuning and insn selection.
23386 * config.gcc (atom): Add atom config options and target.
23388 * config/i386/atom.md: New.
23390 * config/i386/i386.c (atom_cost): New cost.
23391 (m_ATOM): New macro flag.
23392 (initial_ix86_tune_features): Set m_ATOM.
23393 (x86_accumulate_outgoing_args): Likewise.
23394 (x86_arch_always_fancy_math_387): Likewise.
23395 (processor_target): Add Atom cost.
23396 (cpu_names): Add Atom cpu name.
23397 (override_options): Set Atom ISA.
23398 (ix86_issue_rate): New case PROCESSOR_ATOM.
23399 (ix86_adjust_cost): Likewise.
23401 * config/i386/i386.h (TARGET_ATOM): New target macro.
23402 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23403 (TARGET_OPT_AGU): New target option.
23404 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23405 (processor_type): Add PROCESSOR_ATOM.
23407 * config/i386/i386.md (cpu): Add new value "atom".
23408 (use_carry, movu): New attr.
23409 (atom.md): Include atom.md.
23410 (adddi3_carry_rex64): Set attr "use_carry".
23411 (addqi3_carry): Likewise.
23412 (addhi3_carry): Likewise.
23413 (addsi3_carry): Likewise.
23414 (*addsi3_carry_zext): Likewise.
23415 (subdi3_carry_rex64): Likewise.
23416 (subqi3_carry): Likewise.
23417 (subhi3_carry): Likewise.
23418 (subsi3_carry): Likewise.
23419 (x86_movdicc_0_m1_rex64): Likewise.
23420 (*x86_movdicc_0_m1_se): Likewise.
23421 (x86_movsicc_0_m1): Likewise.
23422 (*x86_movsicc_0_m1_se): Likewise.
23423 (*adddi_1_rex64): Emit add insn as much as possible.
23424 (*addsi_1): Likewise.
23425 (return_internal): Set atom_unit.
23426 (return_internal_long): Likewise.
23427 (return_pop_internal): Likewise.
23428 (*rcpsf2_sse): Set atom_sse_attr attr.
23429 (*qrt<mode>2_sse): Likewise.
23430 (*prefetch_sse): Likewise.
23432 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23434 (ix86_target_macros_internal): Likewise.
23436 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23437 (*prefetch_sse_rex): Likewise.
23438 (sse_rcpv4sf2): Likewise.
23439 (sse_vmrcpv4sf2): Likewise.
23440 (sse_sqrtv4sf2): Likewise.
23441 (<sse>_vmsqrt<mode>2): Likewise.
23442 (sse_ldmxcsr): Likewise.
23443 (sse_stmxcsr): Likewise.
23444 (*sse_sfence): Likewise.
23445 (sse2_clflush): Likewise.
23446 (*sse2_mfence): Likewise.
23447 (*sse2_lfence): Likewise.
23448 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23449 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23450 (avx_movdqu<avxmodesuffix>): Likewise.
23451 (avx_lddqu<avxmodesuffix>): Likewise.
23452 (sse2_movntv2di): Change attr "type" to "ssemov".
23453 (sse2_movntsi): Likewise.
23454 (rsqrtv8sf2): Change attr "type" to "sseadd".
23455 (sse3_addsubv2df3): Set attr "atom_unit".
23456 (sse3_h<plusminus_insn>v4sf3): Likewise.
23457 (*sse2_pmaddwd): Likewise.
23458 (*vec_extractv2di_1_rex64): Likewise.
23459 (*vec_extractv2di_1_avx): Likewise.
23460 (sse2_psadbw): Likewise.
23461 (ssse3_phaddwv8hi3): Likewise.
23462 (ssse3_phaddwv4hi3): Likewise.
23463 (ssse3_phadddv4si3): Likewise.
23464 (ssse3_phadddv2si3): Likewise.
23465 (ssse3_phaddswv8hi3): Likewise.
23466 (ssse3_phaddswv4hi3): Likewise.
23467 (ssse3_phsubwv8hi3): Likewise.
23468 (ssse3_phsubwv4hi3): Likewise.
23469 (ssse3_phsubdv4si3): Likewise.
23470 (ssse3_phsubdv2si3): Likewise.
23471 (ssse3_phsubswv8hi3): Likewise.
23472 (ssse3_phsubswv4hi3): Likewise.
23473 (ssse3_pmaddubsw128): Likewise.
23474 (sse3_pmaddubsw: Likewise.
23475 (ssse3_palignrti): Likewise.
23476 (ssse3_palignrdi): Likewise.
23478 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23480 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23482 2009-04-06 Richard Guenther <rguenther@suse.de>
23484 PR tree-optimization/28868
23485 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23486 of which PHI results we inserted.
23487 (insert_into_preds_of_block): Record inserted PHIs.
23488 (eliminate): Eliminate redundant PHI nodes.
23489 (init_pre): Init inserted_phi_names.
23491 2009-04-06 Richard Guenther <rguenther@suse.de>
23493 PR tree-optimization/39643
23494 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23495 IMAGPART_EXPRs of complex constants.
23496 (execute_fold_all_builtins): If we folded a call queue
23497 TODO_update_address_taken.
23499 2009-04-06 Jan Hubicka <jh@suse.cz>
23501 PR middle-end/39659
23502 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23505 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23507 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23509 (ic_invalidate_array): Likewise.
23511 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23513 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23514 alignment for library calls.
23516 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23518 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23519 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23520 * config/i386/mingw-stdint.h: New file.
23522 2009-04-05 Richard Guenther <rguenther@suse.de>
23524 PR tree-optimization/39648
23525 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23526 our &A vs. &A[0] IL deficiencies.
23528 2009-04-04 Jan Hubicka <jh@suse.cz>
23530 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23531 removed toplevel regions.
23532 (sjlj_mark_call_sites): Likewise.
23534 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23536 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23537 (cygwin tm clause use_gcc_stdint): Set to wrap.
23538 * config/i386/cygwin-stdint.h: New file.
23540 2009-04-04 Richard Guenther <rguenther@suse.de>
23542 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23543 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23544 single-argument PHIs if we are in loop-closed SSA form.
23545 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23546 for the pre-condition.
23547 (slpeel_tree_peel_loop_to_edge): Likewise.
23548 (vect_build_loop_niters): Take an optional sequence to append stmts.
23549 (vect_generate_tmps_on_preheader): Likewise.
23550 (vect_do_peeling_for_loop_bound): Take extra guards for the
23552 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23553 the cost model check.
23554 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23555 guards if we are going to peel. Do not apply versioning in that case.
23556 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23557 (vect_do_peeling_for_loop_bound): Likewise.
23558 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23559 loop bound only record extra pre-conditions, do not apply loop
23562 2009-04-04 Richard Guenther <rguenther@suse.de>
23564 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23567 2009-04-04 Jan Hubicka <jh@suse.cz>
23569 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23570 last_basic_block for size of bb->index indexed array.
23571 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23572 compute_out, link_btr_uses, build_btr_def_use_webs,
23573 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23575 2009-04-04 Jan Hubicka <jh@suse.cz>
23577 * except.c (remove_eh_handler_and_replace): Break out from ...
23578 (remove_eh_handler): ... here.
23579 (bring_to_root): New function.
23580 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23581 handled ones, bring others to root of tree.
23583 2009-04-04 Jan Hubicka <jh@suse.cz>
23585 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23586 (all_phis_safe_to_merge): New function.
23587 (update_info): New structure.
23588 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23589 (cleanup_empty_eh): Update SSA if possible.
23591 2009-04-04 Richard Guenther <rguenther@suse.de>
23593 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23594 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23595 (append_vuse): Likewise.
23597 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23599 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23600 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23601 instead of REG_UNSAVED for DW_CFA_undefined.
23602 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23603 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23606 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23609 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23611 2009-04-04 Richard Guenther <rguenther@suse.de>
23613 PR tree-optimization/8781
23614 PR tree-optimization/37892
23615 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23616 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23617 (valueize_refs): Call it for *& valueizations.
23618 (shared_reference_ops_from_ref): Rename to ...
23619 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23620 (shared_reference_ops_from_call): Rename to ...
23621 (valueize_shared_reference_ops_from_call): ... this and valueize.
23622 (vn_reference_lookup): Update.
23623 (visit_reference_op_call): Likewise.
23624 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23625 (eliminate): Value-replace the call address in call statements.
23627 2009-04-04 Richard Guenther <rguenther@suse.de>
23629 PR tree-optimization/39636
23630 * tree-ssa-forwprop.c
23631 (forward_propagate_addr_into_variable_array_index): Check for
23632 GIMPLE_ASSIGN before accessing the rhs code.
23634 2009-04-03 Jason Merrill <jason@redhat.com>
23636 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23638 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23640 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23641 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23642 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23643 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23644 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23645 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23646 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23647 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23648 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23649 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23650 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23651 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23652 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23653 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23654 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23655 Use fr_reg_or_fp01_operand instead of fr_register_operand
23657 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23658 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23659 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23661 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23663 PR rtl-optimization/39607
23664 PR rtl-optimization/39631
23668 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23669 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23670 instead of DF_LR_OUT.
23671 * ira-lives.c (process_bb_node_lives): Ditto.
23672 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23673 instead of DF_LR_{OUT,IN}.
23674 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23675 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23677 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23679 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23680 (execute_lower_omp): Always run but take the short way out if -fopenmp
23682 (gate_lower_omp): Remove, forcing the pass manager to always run the
23683 pass and always set PROP_gimple_lomp.
23684 (pass_lower_omp): Remove gate function.
23685 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23686 PROP_trees. Instead, require it.
23687 * ipa-cp.c (pass_ipa_cp): Likewise.
23688 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23689 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23690 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23691 and PROP_gimple_leh.
23693 2009-04-03 Richard Guenther <rguenther@suse.de>
23695 PR middle-end/13146
23696 PR tree-optimization/23940
23697 PR tree-optimization/33237
23698 PR middle-end/33974
23699 PR middle-end/34093
23700 PR tree-optimization/36201
23701 PR tree-optimization/36230
23702 PR tree-optimization/38049
23703 PR tree-optimization/38207
23704 PR tree-optimization/38230
23705 PR tree-optimization/38301
23706 PR tree-optimization/38585
23707 PR middle-end/38895
23708 PR tree-optimization/38985
23709 PR tree-optimization/39299
23710 * tree-ssa-structalias.h: Remove.
23711 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23712 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23713 (struct vuse_element_d): Remove.
23714 (struct vuse_vec_d): Likewise.
23715 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23716 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23717 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23718 VUSE_ELEMENT_VAR): Likewise.
23719 (struct voptype_d): Likewise.
23720 (NUM_VOP_FREE_BUCKETS): Likewise.
23721 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23722 (struct stmt_operands_d): Remove.
23723 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23724 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23725 VDEF_NUM, VDEF_VECT): Likewise.
23726 (copy_virtual_operands): Remove.
23727 (operand_build_cmp): Likewise.
23728 (create_ssa_artificial_load_stmt): Likewise.
23729 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23730 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23731 vuse_index and mayuse_index members. Pack and move done and iter_type
23732 members to the front.
23733 (SSA_OP_VMAYUSE): Remove.
23734 (SSA_OP_VIRTUAL_USES): Adjust.
23735 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23736 (unlink_stmt_vdef): Declare.
23737 (add_to_addressable_set): Remove.
23738 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23739 (vrp_visit_stmt): Likewise.
23740 * doc/tree-ssa.texi (Alias analysis): Update.
23741 * doc/invoke.texi (max-aliased-vops): Remove docs.
23742 (avg-aliased-vops): Likewise.
23743 * tree-into-ssa.c (syms_to_rename): Remove.
23744 (need_to_update_vops_p): Likewise.
23745 (need_to_initialize_update_ssa_p): Rename to ...
23746 (update_ssa_initialized_fn): ... this. Track function we are
23748 (symbol_marked_for_renaming): Simplify.
23749 (add_new_name_mapping): Do not set need_to_update_vops_p.
23750 (dump_currdefs): Use SYMS_TO_RENAME.
23751 (rewrite_update_stmt): Always walk all uses/defs.
23752 (dump_update_ssa): Adjust.
23753 (init_update_ssa): Take function argument. Track what we are
23755 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23756 (create_new_def_for): Initialize for cfun, assert we are initialized
23758 (mark_sym_for_renaming): Simplify.
23759 (mark_set_for_renaming): Do not initialize update-ssa.
23760 (need_ssa_update_p): Simplify. Take function argument.
23761 (name_mappings_registered_p): Assert we ask for the correct function.
23762 (name_registered_for_update_p): Likewise.
23763 (ssa_names_to_replace): Likewise.
23764 (release_ssa_name_after_update_ssa): Likewise.
23765 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23766 (dump_decl_set): Do not print a newline.
23767 (debug_decl_set): Do it here.
23768 (dump_update_ssa): And here.
23769 * tree-ssa-loop-im.c (move_computations): Adjust.
23770 (movement_possibility): Likewise.
23771 (determine_max_movement): Likewise.
23772 (gather_mem_refs_stmt): Likewise.
23773 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23774 or NAME_MEMORY_TAG.
23775 * tree-complex.c (update_all_vops): Remove.
23776 (expand_complex_move): Adjust.
23777 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23778 Simplify test for memory referencing statement. Exclude
23779 non-invariant ADDR_EXPRs.
23780 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23781 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23782 (rdg_flag_uses): Likewise.
23783 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23785 (tree_optimize_tail_calls_1): Also split the
23786 edge from the entry block if we have degenerate PHI nodes in
23787 the first basic block.
23788 * tree.c (init_ttree): Remove memory-tag related code.
23789 (tree_code_size): Likewise.
23790 (tree_node_structure): Likewise.
23791 (build7_stat): Re-write to be build6_stat.
23792 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23793 (SSA_VAR_P): Adjust.
23794 (struct tree_memory_tag): Remove.
23795 (struct tree_memory_partition_tag): Likewise.
23796 (union tree_node): Adjust.
23797 (build7): Re-write to be build6.
23798 * tree-pass.h (pass_reset_cc_flags): Remove.
23799 (TODO_update_address_taken): New flag.
23800 (pass_simple_dse): Remove.
23801 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23802 * params.h (MAX_ALIASED_VOPS): Remove.
23803 (AVG_ALIASED_VOPS): Likewise.
23804 * omp-low.c (expand_omp_taskreg): Update SSA form.
23805 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23806 aliases the lhs in a copy stmt.
23807 * tree-ssa-dse.c (struct address_walk_data): Remove.
23808 (memory_ssa_name_same): Likewise.
23809 (memory_address_same): Likewise.
23810 (get_kill_of_stmt_lhs): Likewise.
23811 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23812 unused stores. Look through PHI nodes into post-dominated regions.
23813 (dse_optimize_stmt): Simplify. Properly remove stores.
23814 (tree_ssa_dse): Compute dominators.
23815 (execute_simple_dse): Remove.
23816 (pass_simple_dse): Likewise.
23817 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23818 gimple_loaded_syms and gimple_stored_syms computation.
23819 * toplev.c (dump_memory_report): Dump alias and pta stats.
23820 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23821 (vn_reference_eq): Likewise.
23822 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23823 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23824 valueize_vuses): Remove.
23825 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23826 (get_def_ref_stmt_vuse): ... this.
23827 (vn_reference_lookup_2): New function.
23828 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23829 walking equivalent vuses. Simplify.
23830 (vn_reference_lookup): Likewise.
23831 (vn_reference_insert): Likewise.
23832 (vn_reference_insert_pieces): Likewise.
23833 (visit_reference_op_call): Simplify.
23834 (visit_reference_op_load): Likewise.
23835 (visit_reference_op_store): Likewise.
23836 (init_scc_vn): Remove shared_lookup_vuses initialization.
23837 (free_scc_vn): Remove shared_lookup_vuses freeing.
23838 (sort_vuses, sort_vuses_heap): Remove.
23839 (get_ref_from_reference_ops): Export.
23840 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23841 vector with single vuse pointer.
23842 (vn_reference_lookup_pieces, vn_reference_lookup,
23843 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23844 (shared_vuses_from_stmt): Remove.
23845 (get_ref_from_reference_ops): Declare.
23846 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23847 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23848 memory-tag related code.
23849 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23850 (likely_value): Add comment, skip static-chain of call statements.
23851 (surely_varying_stmt_p): Adjust.
23852 (gimplify_and_update_call_from_tree): Likewise.
23853 (execute_fold_all_builtins): Do not rebuild alias info.
23854 (gimplify_and_update_call_from_tree): Properly update VOPs.
23855 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23856 (copy_ref_info): Remove memory-tag related code.
23857 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23858 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23859 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23861 * tree-ssa-dom.c (gimple_p): Remove typedef.
23862 (eliminate_redundant_computations): Adjust.
23863 (record_equivalences_from_stmt): Likewise.
23864 (avail_expr_hash): Likewise.
23865 (avail_expr_eq): Likewise.
23866 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23867 (stmt_makes_single_load): Likewise.
23868 (stmt_makes_single_store): Likewise.
23869 * tree-ssa-alias.c: Rewrite completely.
23870 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23871 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23872 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23873 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23874 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23875 Remove public functions.
23876 (pass_reset_cc_flags): Remove.
23877 (pass_build_alias): Move ...
23878 * tree-ssa-structalias.c (pass_build_alias): ... here.
23879 * tree-ssa-alias.c (may_be_aliased): Move ...
23880 * tree-flow-inline.h (may_be_aliased): ... here.
23881 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23882 count_uses_and_derefs): Move ...
23883 * gimple.c: ... here.
23884 * gimple.h (count_uses_and_derefs): Declare.
23885 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23886 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23887 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23888 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23889 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23890 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23891 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23893 * tree-dfa.c (refs_may_alias_p): Move ...
23894 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23895 * tree-ssa-alias.h: New file.
23896 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23897 (statement_sink_location): Likewise.
23898 * opts.c (decode_options): Do not adjust max-aliased-vops or
23899 avg-aliased-vops values.
23900 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23901 (TV_CALL_CLOBBER): Likewise.
23902 (TV_FLOW_SENSITIVE): Likewise.
23903 (TV_FLOW_INSENSITIVE): Likewise.
23904 (TV_MEMORY_PARTITIONING): Likewise.
23905 (TV_ALIAS_STMT_WALK): New timevar.
23906 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23907 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23908 (get_address_description): Remove memory-tag related code.
23909 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23910 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23911 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23912 and immediate uses in statements. Document.
23913 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23914 (dump_symbols): Remove.
23915 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23916 * alias.c (get_deref_alias_set): New function split out from ...
23917 (get_alias_set): ... here.
23918 * alias.h (get_deref_alias_set): Declare.
23919 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23920 type parameter. Remove restrict pointer handling. Create a
23921 ref-all pointer in case type-based alias sets do not conflict.
23922 (vect_analyze_data_refs): Remove SMT related code.
23923 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23924 (vectorizable_load): Likewise.
23925 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23926 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23927 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23928 Ignore vops and SMTs.
23929 (dr_analyze_alias): Likewise..
23930 (free_data_ref): Likewise.
23931 (create_data_ref): Likewise.
23932 (analyze_all_data_dependences): Likewise.
23933 (get_references_in_stmt): Adjust.
23934 * tree-flow-inline.h (gimple_aliases_computed_p,
23935 gimple_addressable_vars, gimple_call_clobbered_vars,
23936 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23937 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23938 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23939 gimple_mem_ref_stats): Remove.
23940 (gimple_vop): New function.
23941 (op_iter_next_use): Remove vuses and mayuses cases.
23942 (op_iter_next_def): Remove vdefs case.
23943 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23944 (clear_and_done_ssa_iter): Do not set removed fields.
23945 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23946 Assert we are not iterating over vuses or vdefs if not also
23947 iterating over uses or defs.
23948 (op_iter_init_use): Likewise.
23949 (op_iter_init_def): Likewise.
23950 (op_iter_next_vdef): Remove.
23951 (op_iter_next_mustdef): Likewise.
23952 (op_iter_init_vdef): Likewise.
23953 (compare_ssa_operands_equal): Likewise.
23954 (link_use_stmts_after): Handle vuse operand.
23955 (is_call_used): Use is_call_clobbered.
23956 (is_call_clobbered): Global variables are always call clobbered,
23957 query the call-clobbers bitmap.
23958 (mark_call_clobbered): Ignore global variables.
23959 (clear_call_clobbered): Likewise.
23960 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23961 virtual operands sanity check.
23962 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23964 (TARGET_MEM_REF): Remove TMR_TAG operand.
23965 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23966 Remove call-clobber related code.
23967 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23968 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23969 partitions or escape reason.
23970 (get_single_def_stmt, get_single_def_stmt_from_phi,
23971 get_single_def_stmt_with_phi): Remove.
23972 (dump_referenced_vars): Tidy.
23973 (get_ref_base_and_extent): Allow bare decls.
23974 (collect_dfa_stats): Adjust.
23975 * graphite.c (rename_variables_in_stmt): Adjust.
23976 (graphite_copy_stmts_from_block): Likewise.
23977 (translate_clast): Likewise.
23978 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23980 (translate_vuse_through_block): Use the oracle.
23981 (phi_translate_1): Adjust.
23982 (value_dies_in_block_x): Use the oracle. Cache the outcome
23984 (valid_in_sets): Check if the VUSE for
23985 a REFERENCE is available.
23986 (eliminate): Do not remove stmts during elimination,
23987 instead queue and remove them afterwards.
23988 (do_pre): Do not rebuild alias info.
23989 (pass_pre): Run TODO_rebuild_alias before PRE.
23990 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23991 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23992 (mark_all_v_defs_stmt): Remove.
23993 (mark_all_v_defs_seq): Adjust.
23994 (sra_replace): Likewise.
23995 (scalarize_use): Likewise.
23996 (scalarize_copy): Likewise.
23997 (scalarize_init): Likewise.
23998 (scalarize_ldst): Likewise.
23999 (todoflags): Remove.
24000 (tree_sra): Do not rebuild alias info.
24001 (tree_sra_early): Adjust.
24002 (pass_sra): Run TODO_update_address_taken before SRA.
24003 * tree-predcom.c (set_alias_info): Remove.
24004 (prepare_initializers_chain): Do not call it.
24005 (mark_virtual_ops_for_renaming): Adjust.
24006 (mark_virtual_ops_for_renaming_list): Remove.
24007 (initialize_root_vars): Adjust.
24008 (initialize_root_vars_lm): Likewise.
24009 (prepare_initializers_chain): Likewise.
24010 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
24011 (may_propagate_copy_into_stmt): Likewise.
24012 (merge_alias_info): Do nothing for now.
24013 (propagate_tree_value_into_stmt): Adjust.
24014 (stmt_may_generate_copy): Likewise.
24015 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
24016 not mark symbols for renaming.
24017 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
24018 with the same statement, make sure to update the new pointed-to one.
24019 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
24020 call statements, do not mark symbols for renaming.
24021 (mark_operand_necessary): Dump something.
24022 (ref_may_be_aliased): New function.
24023 (mark_aliased_reaching_defs_necessary_1): New helper function.
24024 (mark_aliased_reaching_defs_necessary): Likewise.
24025 (mark_all_reaching_defs_necessary_1): Likewise.
24026 (mark_all_reaching_defs_necessary): Likewise.
24027 (propagate_necessity): Do not process virtual PHIs. For
24028 non-aliased loads mark all reaching definitions as necessary.
24029 For aliased loads and stores mark the immediate dominating
24030 aliased clobbers as necessary.
24031 (visited): New global static.
24032 (perform_tree_ssa_dce): Free visited bitmap after propagating
24034 (remove_dead_phis): Perform simple dead virtual PHI removal.
24035 (remove_dead_stmt): Properly unlink virtual operands when
24037 (eliminate_unnecessary_stmts): Schedule PHI removal after
24039 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24040 (process_replaceable): Likewise.
24041 (find_replaceable_in_bb): Likewise.
24042 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24043 based on the single gimple vop.
24044 (verify_flow_insensitive_alias_info): Remove.
24045 (verify_flow_sensitive_alias_info): Likewise.
24046 (verify_call_clobbering): Likewise.
24047 (verify_memory_partitions): Likewise.
24048 (verify_alias_info): Likewise.
24049 (verify_ssa): Adjust..
24050 (execute_update_addresses_taken): Export. Update SSA
24051 manually. Optimize only when optimizing. Use a local bitmap.
24052 (pass_update_address_taken): Remove TODO_update_ssa, add
24054 (pass_update_address_taken): Just use TODO_update_address_taken.
24055 (init_tree_ssa): Do not initialize addressable_vars.
24056 (verify_ssa): Verify new VUSE / VDEF properties.
24057 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24058 Do not call verify_alias_info.
24059 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24060 Do not free the loaded and stored syms bitmaps. Reset the escaped
24061 and callused solutions. Do not free addressable_vars.
24062 Remove memory-tag related code.
24063 (warn_uninitialized_var): Aliases are always available.
24064 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24065 * lambda-code.c (can_put_in_inner_loop): Adjust.
24066 (can_put_after_inner_loop): Likewise.
24067 (perfect_nestify): Likewise.
24068 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24069 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24070 (vectorizable_conversion): Do not mark symbols for renaming.
24071 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24072 (expand_call_inline): Unlink the calls virtual operands before
24074 (tree_function_versioning): Do not call update_ssa if we are not
24075 updating clones. Simplify.
24076 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24077 (propagate_with_phi): Likewise..
24078 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24079 clobber code. Assert we are not aliased or global.
24080 * tree-flow.h: Include tree-ssa-alias.h
24081 (enum escape_type): Remove.
24082 (struct mem_sym_stats_d): Likewise.
24083 (struct mem_ref_stats_d): Likewise.
24084 (struct gimple_df): Add vop member. Remove global_var,
24085 call_clobbered_vars, call_used_vars, addressable_vars,
24086 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24087 escaped and callused members.
24088 (struct ptr_info_def): Remove all members, add points-to solution
24090 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24091 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24092 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24093 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24094 (tree-ssa-alias.o): Likewise.
24095 (toplev.o): Add tree-ssa-alias.h
24096 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24097 * gimple.c (gimple_set_bb): Fix off-by-one error.
24098 (is_gimple_reg): Do not handle memory tags.
24099 (gimple_copy): Also copy virtual operands.
24100 Delay updating the statement. Do not reset loaded and stored syms.
24101 (gimple_set_stored_syms): Remove.
24102 (gimple_set_loaded_syms): Likewise.
24103 (gimple_call_copy_skip_args): Copy the virtual operands
24104 and mark the new statement modified.
24105 * tree-ssa-structalias.c (may_alias_p): Remove.
24106 (set_uids_in_ptset): Take the alias set to prune with as
24107 parameter. Fold in the alias test of may_alias_p.
24108 (compute_points_to_sets): Compute whether a ptr is dereferenced
24109 in a local sbitmap.
24110 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24111 other ADDRESSOF constraints on the lhs.
24112 (get_constraint_for_component_ref): Assert that we don't get
24113 ADDRESSOF constraints from the base of the reference.
24114 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24115 (struct variable_info): Remove collapsed_to member.
24116 (get_varinfo_fc): Remove.
24117 (new_var_info): Do not set collapsed_to.
24118 (dump_constraint): Do not follow cycles.
24119 (dump_constraint_graph): Likewise.
24120 (build_pred_graph): Likewise.
24121 (build_succ_graph): Likewise.
24122 (rewrite_constraints): Likewise.
24123 (do_simple_structure_copy): Remove.
24124 (do_rhs_deref_structure_copy): Remove.
24125 (do_lhs_deref_structure_copy): Remove.
24126 (collapse_rest_of_var): Remove.
24127 (do_structure_copy): Re-implement.
24128 (pta_stats): New global variable.
24129 (dump_pta_stats): New function.
24130 (struct constraint_expr): Make offset signed.
24131 (UNKNOWN_OFFSET): Define special value.
24132 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24133 (solution_set_expand): New helper function split out from ...
24134 (do_sd_constraint): ... here.
24135 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24136 (do_ds_constraint): Likewise.
24137 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24138 and CALLUSED = *CALLUSED.
24139 (set_union_with_increment): Make inc argument signed.
24140 (type_safe): Remove.
24141 (get_constraint_for_ptr_offset): Handle unknown and negative
24143 (first_vi_for_offset): Handle offsets before start. Bail
24144 out early for offsets beyond the variable extent.
24145 (first_or_preceding_vi_for_offset): New function.
24146 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24147 Together with ESCAPED = *ESCAPED this properly computes reachability.
24148 (find_what_var_points_to): New function.
24149 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24150 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24151 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24152 pt_solutions_intersect): New functions.
24153 (compute_call_used_vars): Remove.
24154 (compute_may_aliases): New main entry into PTA computation.
24155 * gimple.h (gimple_p): New typedef.
24156 (struct gimple_statement_base): Remove references_memory_p.
24157 (struct gimple_statement_with_memory_ops_base): Remove
24158 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24160 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24161 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24162 gimple_set_references_memory): Remove.
24163 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24164 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24166 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24167 (verify_expr): Allow RESULT_DECL.
24168 (gimple_duplicate_bb): Do not copy virtual operands.
24169 (gimple_duplicate_sese_region): Adjust.
24170 (gimple_duplicate_sese_tail): Likewise.
24171 (mark_virtual_ops_in_region): Remove.
24172 (move_sese_region_to_fn): Do not call it.
24173 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24174 and pass_simple_dse.
24175 (execute_function_todo): Handle TODO_update_address_taken,
24176 call execute_update_addresses_taken for TODO_rebuild_alias.
24177 (execute_todo): Adjust.
24178 (execute_one_pass): Init dump files early.
24179 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24181 (create_general_new_stmt): Clear vops.
24182 * tree-ssa-reassoc.c (get_rank): Adjust.
24183 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24184 symbols for renaming.
24185 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24186 (PARAM_AVG_ALIASED_VOPS): Likewise.
24187 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24188 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24189 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24190 (operand_build_cmp, copy_virtual_operands,
24191 create_ssa_artificial_load_stmt, add_to_addressable_set,
24192 gimple_add_to_addresses_taken): Remove public functions.
24193 (unlink_stmt_vdef): New function.
24195 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24197 * config.gcc (powerpc-*-linux*): Merge variants.
24199 2009-04-02 Chao-ying Fu <fu@mips.com>
24200 James Grosbach <james.grosbach@microchip.com>
24202 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24203 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24205 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24206 keep_interrupts_masked_p, use_debug_exception_return_p.
24207 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24208 keep_interrupts_masked, use_debug_exception_return.
24209 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24210 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24212 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24213 (mips_print_operand): Process COP0 registers to print $0 .. $31
24214 correctly for GAS to process.
24215 (mips_interrupt_extra_call_saved_reg_p): New function.
24216 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24218 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24219 (mips_compute_frame_info): Add supports for interrupt context that
24220 includes doubleword accumulators and COP0 registers.
24221 (mips_for_each_saved_acc): New function.
24222 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24223 mips_for_each_saved_reg.
24224 (mips_save_reg): Save accumulators.
24225 (mips_kernel_reg_p): A new for_each_rtx callback.
24226 (mips_expand_prologue): Support interrupt handlers.
24227 (mips_restore_reg): Restore accumulators.
24228 (mips_expand_epilogue): Support interrupt handlers.
24229 (mips_can_use_return_insn): Return false for interrupt handlers.
24230 (mips_epilogue_uses): New function.
24231 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24232 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24233 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24234 cop0_move): New instructions.
24235 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24236 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24238 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24240 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24241 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24242 interrupt handlers, we use K0 as the temporary register.
24243 (EPILOGUE_USES): Change to a function call.
24244 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24245 handlers, we use K0 as the temporary register.
24247 * doc/extend.texi (Function Attributes): Document interrupt,
24248 use_shadow_register_set, keep_interrupts_masked,
24249 use_debug_exception_return for MIPS attributes.
24251 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24253 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24254 Remove a number of t-files from tmake_file.
24255 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24256 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24257 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24258 target_prototype, not TARGET_PROTOTYPE.
24259 (LINK_OS_GNU_SPEC): Define.
24260 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24261 and darwin-ldoubdle.c.
24263 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24266 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24267 (cpp_options): Ditto.
24268 (default_compilers): Ditto.
24269 (display_help): Ditto.
24270 (process_command): Ditto.
24271 (do_spec_1): Ditto.
24272 (set_input): Use lbasename instead of duplicate code.
24273 (save_temps_prefix): New static for -save-temps=obj.
24274 (save_temps_length): Ditto.
24276 * doc/invoke.texi (-save-temps=obj): Document new variant to
24277 -save-temps switch.
24279 2009-04-02 Jeff Law <law@redhat.com>
24281 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24284 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24286 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24287 * configure: Regenerated.
24289 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24291 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24292 share the argument list.
24294 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24298 2009-02-12 Diego Novillo <dnovillo@google.com>
24300 * varpool.c (debug_varpool): New.
24301 * cgraph.h (debug_varpool): Declare.
24303 2009-04-02 Jan Hubicka <jh@suse.cz>
24305 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24308 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24310 * config/i386/i386.c (ix86_abi): Move initialization to ...
24311 (override_options): Here.
24313 2009-04-02 Christian Bruel <christian.bruel@st.com>
24315 * config/sh/sh.c (sh_dwarf_register_span): New function.
24316 (TARGET_DWARF_REGISTER_SPAN): Define.
24317 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24319 2009-04-02 Ira Rosen <irar@il.ibm.com>
24321 PR tree-optimization/39595
24322 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24323 interleaved loads group is not greater than the SLP group size.
24325 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24327 * builtins.c (is_builtin_name): New.
24328 (called_as_built_in): Use is_builtin_name.
24329 * tree.h (is_builtin_name): New.
24330 * varasm.c (incorporeal_function_p): Use is_builtin_name
24332 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24334 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24336 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24339 * c-decl.c (clone_underlying_type): Move this ...
24340 * c-common.c (set_underlying_type): ... here.
24341 Also, make sure the function properly sets TYPE_STUB_DECL() on
24342 the newly created typedef variant type.
24343 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24344 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24347 2009-04-02 Richard Guenther <rguenther@suse.de>
24349 PR tree-optimization/37221
24350 * tree-flow.h (degenerate_phi_result): Declare.
24351 * tree-ssa-dom.c (degenerate_phi_result): Export.
24352 * tree-scalar-evolution.c (analyze_initial_condition): If
24353 the initial condition is defined by a degenerate PHI node
24354 use the degenerate value.
24356 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24358 PR rtl-optimization/39588
24359 * combine.c (merge_outer_ops): Do not set the constant when this
24361 (simplify_shift_const_1): Do not modify it either in this case.
24363 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24365 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24366 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24368 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24371 * c-lex.c (interpret_float): Default (no suffix) is double.
24373 2009-04-1 Xinliang David Li <davidxl@google.com>
24375 * config/i386/i386.c (legitimate_constant_p): Recognize
24376 all one vector constant.
24378 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24380 * config/vax/vax.c: Add #includes to silence warnings.
24381 Change #include order to silence two warnings.
24383 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24385 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24386 (ASM_SPEC): Pass -k to the assembler for PIC code.
24388 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24390 * config.gcc: Add vax-*-linux* to the switch.
24391 * config/vax/linux.h: New file. (TARGET_VERSION,
24392 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24394 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24396 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24397 Use predicate macros instead of GET_CODE() == foo.
24398 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24399 ashlsi3, rotrsi3, <unnamed>): Likewise.
24401 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24403 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24404 jbbccihi, jbbccisi): Remova trailing whitespace.
24405 * config/vax/constraints.md: Likewise.
24406 * config/vax/elf.h (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24407 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24408 * config/vax/predicates.md: Likewise.
24409 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24410 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24411 * config/vax/vax.h: Likewise.
24412 * config/vax/vax.md (nonlocal_goto): Likewise.
24414 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24416 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24417 (indirectable_address_p, adjacent_operands_p): Add spaces around
24419 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24421 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24423 * config/vax/vax.c (legitimate_constant_address_p,
24424 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24425 index_term_p, reg_plus_index_p, legitimate_address_p,
24426 vax_mode_dependent_address_p): Update comments to match functions
24427 modified by the recent int->bool conversion.
24429 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24431 * config/vax/builtins.md: Update copyright message.
24432 * config/vax/constraints.md: Likewise.
24433 * config/vax/netbsd-elf.h: Likewise.
24434 * config/vax/predicates.md: Likewise.
24435 * config/vax/vax-protos.h: Likewise.
24436 * config/vax/vax.c: Likewise.
24437 * config/vax/vax.h: Likewise.
24438 * config/vax/vax.md: Likewise.
24439 * config/vax/vax.opt: Likewise.
24441 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24443 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24444 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24445 * config/vax/constraints.md (B, R): Likewise.
24446 * config/vax/predicates.md (external_memory_operand,
24447 nonimmediate_addsub_di_operand): Likewise.
24448 * config/vax/vax.c (vax_output_int_add): Likewise.
24449 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24450 untyped_call): Likewise.
24452 2009-04-01 Matt Thomas <matt@3am-software.com>
24454 * config/vax/predicates.md: New file.
24455 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24456 external_const_operand, nonsymbolic_operand, external_memory_operand,
24457 indirect_memory_operand, indexed_memory_operand,
24458 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24459 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24461 * config/vax/constraints.md: New file.
24462 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24464 * config/vax/builtins.md: New file.
24465 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24466 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24468 * config/vax/vax.opt (mqmath): Add option.
24469 * config/vax/vax.md (isfx): Extend with DI.
24470 (VAXintQH, VAXintQHSD): Define.
24471 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24472 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24473 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24474 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24475 (movdi): Update constraints and use vax_output_int_move().
24476 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24477 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24478 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24479 nonlocal_goto): New.
24480 (mov<mode>): Extend accepted operand types.
24481 (subdi3_old): Rename from subdi3, change update constraints and use
24482 a new implementation.
24483 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24484 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24485 MOVE_RATIO, CLEAR_RATIO): Define.
24486 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24487 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24488 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24489 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24490 (split_quadword_operands): Make static and really allow variable
24492 (print_operand_address): Update for PIC generation.
24493 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24494 indexable_address_p, fixup_mathdi_operand,
24495 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24496 (vax_float_literal, legitimate_constant_p,
24497 indirectable_constant_address_p, index_term_p,
24498 reg_plus_index_p): Return bool instead of int.
24499 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24501 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24503 (vax_output_conditional_branch): Indent.
24504 (legitimate_constant_address_p, indirectable_constant_address_p,
24505 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24506 vax_mode_dependent_address_p): Return bool instead of int, update for
24508 * config/vax/vax-protos.h (legitimate_constant_address_p,
24509 legitimate_constant_p, legitimate_address_p,
24510 vax_mode_dependent_address_p): Change declaration to bool.
24511 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24512 vax_expand_addsub_di_operands, vax_output_int_subtract,
24513 vax_output_movmemsi): Declare.
24514 (split_quadword_operands, vax_float_literal): Delete declaration.
24515 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24516 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24517 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24518 ASM_OUTPUT_DWARF_PCREL): Define.
24519 (ASM_SPEC): Change definition to allow PIC generation.
24521 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24523 * doc/sourcebuild.texi: Update front-end requirements.
24525 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24528 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24529 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24530 (booldi3_internal3): Use boolean_or_operator instead of
24533 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24536 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24537 declarator whose size is not an integer constant expression but
24538 folds to an integer constant, then treat it as a constant
24541 2009-04-01 Richard Guenther <rguenther@suse.de>
24543 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24544 i * 4 + 2 to (i * 2 + 1) * 2.
24546 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24549 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24550 return if c_parser_asm_string_literal returned NULL.
24552 2009-04-01 Nick Clifton <nickc@redhat.com>
24554 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24556 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24557 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24558 other typedefs to avoid conflicts with libgcc2.c. Define labels
24559 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24561 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24562 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24565 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24567 * varasm.c (default_function_rodata_section): Declare DOT as
24570 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24571 Andrey Galkin <agalkin@hypercom.com>
24574 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24575 Make object_name unique for each process.
24577 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24580 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24581 addressable variables in the parallel that could go out of scope while
24582 running queued tasks.
24584 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24586 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24587 (CASE_VALUES_THRESHOLD): Redefine.
24588 * config/avr/avr.c (avr_override_options): Remove initialization of
24589 avr_case_values_threshold variable.
24590 (avr_case_values_threshold): Remove variable. Add new function.
24591 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24592 * config/avr/avr.opt (mno-tablejump): Remove option.
24593 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24595 2009-04-01 DJ Delorie <dj@redhat.com>
24597 * varasm.c (default_function_rodata_section): Don't assume
24598 anything about where the first '.' in the section name is.
24600 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24602 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24603 rs6000_emit_stack_tie.
24605 2009-03-31 Ian Lance Taylor <iant@google.com>
24607 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24608 gimple_code with GIMPLE_RESX, not RESX.
24610 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24612 * c-common.c (c_get_ident): New.
24613 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24615 2009-04-01 Ben Elliston <bje@au.ibm.com>
24617 * config/rs6000/sysv4.opt (msdata): Improve option description.
24619 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24621 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24622 (divdf3_internal_lat): Remove.
24623 (divxf3_internal_lat): Remove.
24624 (divxf3_internal_thr): Remove.
24625 (divxf): Use divxf3_internal.
24626 * config/ia64/div.md (divsf3_internal_lat): New.
24627 (divdf3_internal_lat): New.
24628 (divxf3_internal): New.
24630 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24633 * Makefile.in (USE_GCC_STDINT): Define.
24634 (stmp-int-hdrs): Install stdint.h if applicable.
24635 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24637 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24638 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24639 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24640 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24641 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24642 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24643 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24644 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24645 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24646 (c_common_nodes_and_builtins): Initialize
24647 underlying_wchar_type_node. Do not initialize
24648 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24649 nodes for new types.
24650 (c_stddef_cpp_builtins): Define macros for new types.
24651 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24653 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24654 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24655 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24656 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24657 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24658 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24659 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24660 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24661 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24662 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24663 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24664 int16_type_node, int32_type_node, int64_type_node,
24665 uint8_type_node, uint16_type_node, c_uint32_type_node,
24666 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24667 int_least32_type_node, int_least64_type_node,
24668 uint_least8_type_node, uint_least16_type_node,
24669 uint_least32_type_node, uint_least64_type_node,
24670 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24671 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24672 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24673 uintptr_type_node): Define.
24674 * c-cppbuiltin.c (builtin_define_constants,
24675 builtin_define_type_minmax): New.
24676 (builtin_define_stdint_macros): Define more macros.
24677 (c_cpp_builtins): Define more limit macros.
24678 (type_suffix): New.
24679 (builtin_define_type_max): Define in terms of
24680 builtin_define_type_minmax. Remove is_long parameter. All
24682 * config.gcc (use_gcc_stdint): Define.
24683 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24684 Add newlib-stdint.h for generic targets.
24685 * config/glibc-stdint.h, config/newlib-stdint.h,
24686 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24687 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24688 * config/score/score.h (UINTPTR_TYPE): Define.
24689 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24690 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24691 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24692 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24693 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24694 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24695 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24696 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24697 * config/spu/spu.h (STDINT_LONG32): Define.
24698 * configure.ac (use_gcc_stdint): Substitute.
24699 * configure: Regenerate.
24700 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24701 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24702 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24703 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24704 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24705 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24706 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24707 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24708 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24709 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24710 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24711 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24712 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24713 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24714 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24715 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24716 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24717 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24718 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24719 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24720 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24721 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24722 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24723 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24724 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24725 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24726 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24727 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24728 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24730 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24732 * loop-iv.c (suitable_set_for_replacement): Renamed from
24733 simplify_using_assignment; changed to return bool and to accept new
24734 args DEST and SRC. Return true iff we find a source/destination pair
24735 that can be used to make a replacement, and fill SRC and DEST if so.
24736 Remove arg ALTERED. Don't deal with altered regs here. All callers
24738 (simplify_using_initial_values): Deal with altered regs here and track
24739 more precisely the effect they have on the validity of our expression.
24741 * loop-iv.c (simplify_using_condition): A condition of the form
24742 (EQ REG CONST) can be used to simply make a substitution.
24743 (simplify_using_initial_values): Keep track of conditions we have seen
24744 and keep using them to simplify new expressions, while applying the
24745 same substitutions to them as to the expression.
24747 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24748 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24751 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24752 changed. Use this when trying to improve the upper bound.
24753 Generate the comparison by using simplify_gen_relational.
24755 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24757 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24759 (simplify_using_assignment, simplify_using_initial_values): Call
24760 replace_in_expr to make replacements. Call replace_single_def_regs
24761 once on the initial version of the expression.
24763 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24766 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24768 2009-03-31 Richard Guenther <rguenther@suse.de>
24770 PR middle-end/31029
24771 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24772 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24774 2009-03-31 Richard Guenther <rguenther@suse.de>
24776 * tree.h (div_if_zero_remainder): Declare.
24777 * fold-const.c (div_if_zero_remainder): Export.
24778 * tree-ssa-forwprop.c
24779 (forward_propagate_addr_into_variable_array_index): Handle
24780 constant array index addition outside of the variable index.
24782 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24785 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24786 define_splits, floatunssi<mode>2): Require x87 conversions from
24787 DImode to be permitted.
24789 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24791 PR preprocessor/15638
24792 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24794 2009-03-31 Richard Guenther <rguenther@suse.de>
24796 PR middle-end/23401
24797 PR middle-end/27810
24798 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24799 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24800 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24801 a separate statement.
24802 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24803 (lookup_tmp_var): Likewise.
24804 (is_gimple_formal_tmp_or_call_rhs): Remove.
24805 (is_gimple_reg_or_call_rhs): Rename to ...
24806 (is_gimple_reg_rhs_or_call): ... this.
24807 (is_gimple_mem_or_call_rhs): Rename to ...
24808 (is_gimple_mem_rhs_or_call): ... this.
24809 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24810 DECL_GIMPLE_REG_P only if is_formal is true.
24811 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24812 for non-proper post-modify expression gimplification.
24813 (gimplify_self_mod_expr): For post-modify expressions gimplify
24814 the lvalue to a minimal lvalue.
24815 (rhs_predicate_for): Remove formal temp case.
24816 (gimplify_modify_expr_rhs): Likewise.
24817 (gimplify_addr_expr): Use is_gimple_reg.
24818 (gimplify_expr): Remove formal temp cases.
24819 (gimple_regimplify_operands): Likewise.
24820 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24821 and FILTER_EXPR like constants.
24822 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24824 (is_gimple_formal_tmp_rhs): Remove.
24825 (is_gimple_reg_rhs): Remove special casing.
24826 (is_gimple_mem_rhs): Fix.
24827 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24828 (is_gimple_formal_tmp_var): Remove.
24829 (is_gimple_formal_tmp_reg): Likewise.
24830 (is_gimple_min_lval): Allow invariant component ref parts.
24831 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24832 is_gimple_formal_tmp_reg): Remove declarations.
24833 * tree-cfg.c (verify_expr): Verify that variables with address
24834 taken do not have DECL_GIMPLE_REG_P set.
24835 * tree-mudflap.c (mf_build_check_statement_for): Use
24836 force_gimple_operand instead of gimplify_expr.
24838 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24840 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24841 schedulable rows to compute_split_row.
24843 2009-03-31 Ben Elliston <bje@au.ibm.com>
24846 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24849 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24851 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24852 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24853 * configure: Regenerate.
24854 * config.in: Regenerate.
24855 * config/rs6000/rs6000.opt (mtls-markers): Add.
24856 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24857 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24858 (tls_ld_aix, tls_ld_sysv): Likewise.
24859 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24860 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24862 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24864 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24866 2009-03-30 Jan Hubicka <jh@suse.cz>
24868 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24870 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24871 detection and label handling.
24873 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24875 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24876 left_conflicts_size.
24877 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24878 ALLOCNO_LEFT_CONFLICTS_SIZE.
24880 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24881 remove_allocno_from_bucket_and_push,
24882 allocno_spill_priority_compare, push_allocnos_to_stack,
24883 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24884 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24885 (setup_allocno_left_conflicts_num): Ditto. Rename to
24886 setup_allocno_left_conflicts_size.
24887 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24888 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24889 setup_allocno_left_conflicts_size instead of
24890 setup_allocno_left_conflicts_num.
24892 * ira-build.c (ira_create_allocno): Use
24893 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24894 ALLOCNO_LEFT_CONFLICTS_NUM.
24896 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24898 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24899 instead of DF_LR_OUT.
24901 * ira-lives.c (process_bb_node_lives): Ditto.
24903 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24904 instead of DF_LR_{OUT,IN}.
24906 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24908 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24910 2009-03-30 Jan Hubicka <jh@suse.cz>
24912 * except.c (label_to_region_map): Fix thinko.
24914 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24916 PR middle-end/38237
24917 * tree.h (tree_find_value): New declaration.
24918 * tree.c (tree_find_value): New function.
24919 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24921 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24924 * c-decl.c (struct c_binding): Add locus field.
24925 (bind): Add locus argument, set locus field from it.
24926 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24927 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24928 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24929 implicitly_declare, undeclared_variable, lookup_label,
24930 declare_label, c_make_fname_decl, c_builtin_function,
24931 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24934 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24937 * config/i386/i386.c (classify_argument): Check total size of
24940 2009-03-30 Martin Jambor <mjambor@suse.cz>
24942 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24943 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24944 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24947 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24948 seen_variable_array_ref while also traversing a union.
24950 * tree-inline.c (optimize_inline_calls): Do not call
24951 cgraph_node_remove_callees.
24952 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24953 (pass_remove_cgraph_callee_edges): New variable.
24954 * passes.c (init_optimization_passes): Add
24955 pass_remove_cgraph_callee_edges after early inlining and before all
24956 late intraprocedural passes.
24958 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24960 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24962 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24963 Fix typos in names.
24965 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24967 * combine.c (simplify_comparison): Use have_insn_for.
24968 * dojump.c (do_jump): Likewise.
24970 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24972 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24973 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24974 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24975 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24976 instead of sparc_compare_emitted.
24977 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24978 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24979 instead of sparc_compare_emitted.
24981 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24983 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24984 enter/exit cfglayout mode.
24985 (pass_partition_block): Require it.
24986 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24987 (combine_instructions): Track basic blocks instead of labels.
24988 (update_cfg_for_uncondjump): New.
24989 (try_combine): Use it. Update jumps after rescanning.
24990 (pass_combine): Require PROP_cfglayout.
24991 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24993 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24995 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24996 Provide/destroy PROP_cfglayout respectively.
24997 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24998 * tree-pass.h (PROP_cfglayout): New.
25000 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
25002 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
25003 fold_convert_const_fixed_from_fixed,
25004 fold_convert_const_fixed_from_int,
25005 fold_convert_const_fixed_from_real, fold_negate_const): Do not
25006 set TREE_CONSTANT_OVERFLOW.
25007 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
25008 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
25010 2009-03-30 Ira Rosen <irar@il.ibm.com>
25012 * tree-vect-loop-manip.c: New file.
25013 * tree-vectorizer.c: Update documentation and included files.
25014 (vect_loop_location): Make extern.
25015 (rename_use_op): Move to tree-vect-loop-manip.c
25016 (rename_variables_in_bb, rename_variables_in_loop,
25017 slpeel_update_phis_for_duplicate_loop,
25018 slpeel_update_phi_nodes_for_guard1,
25019 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
25020 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
25021 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
25022 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
25023 find_loop_location): Likewise.
25024 (new_stmt_vec_info): Move to tree-vect-stmts.c.
25025 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
25026 get_vectype_for_scalar_type, vect_is_simple_use,
25027 supportable_widening_operation, supportable_narrowing_operation):
25029 (bb_in_loop_p): Move to tree-vect-loop.c.
25030 (new_loop_vec_info, destroy_loop_vec_info,
25031 reduction_code_for_scalar_code, report_vect_op,
25032 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
25033 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25034 (vect_supportable_dr_alignment): Likewise.
25035 * tree-vectorizer.h (tree-data-ref.h): Include.
25036 (vect_loop_location): Declare.
25037 Reorganize function declarations according to the new file structure.
25038 * tree-vect-loop.c: New file.
25039 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25040 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25041 * tree-vect-data-refs.c: New file.
25042 * tree-vect-patterns.c (timevar.h): Don't include.
25043 * tree-vect-stmts.c: New file.
25044 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25045 tree-vect-slp.c, tree-vect-loop.c.
25046 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25047 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25048 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25049 (tree-vect-analyze.o): Remove.
25050 (tree-vect-transform.o): Likewise.
25051 (tree-vect-data-refs.o): Add rule.
25052 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25053 tree-vect-slp.o): Likewise.
25054 (tree-vect-patterns.o): Remove redundant dependencies.
25055 (tree-vectorizer.o): Likewise.
25056 * tree-vect-slp.c: New file.
25058 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25060 * optc-gen.awk: Warn if an option flag has multiple different
25063 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25065 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25066 -floop-block): Document dependences on PPL, CLooG and Graphite.
25068 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25070 PR rtl-optimization/323
25071 * c-common.c (c_fully_fold, convert_and_check,
25072 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25073 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25074 * c-common.def (EXCESS_PRECISION_EXPR): New.
25075 * c-cppbuiltin.c (builtin_define_float_constants): Define
25076 constants with enough digits for long double.
25077 * c-lex.c (interpret_float): Interpret constant with excess
25078 precision where appropriate.
25079 * c-opts.c (c_common_post_options): Set
25080 flag_excess_precision_cmdline. Give an error for
25081 -fexcess-precision=standard for C++ for processors where the
25082 option is significant.
25083 * c-parser.c (c_parser_conditional_expression): Handle excess
25084 precision in condition.
25085 * c-typeck.c (convert_arguments): Handle arguments with excess
25087 (build_unary_op): Move excess precision outside operation.
25088 (build_conditional_expr): Likewise.
25089 (build_compound_expr): Likewise.
25090 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25091 (build_modify_expr): Handle excess precision in RHS.
25092 (convert_for_assignment): Handle excess precision in converted
25094 (digest_init, output_init_element, process_init_element): Handle
25095 excess precision in initializer.
25096 (c_finish_return): Handle excess precision in return value.
25097 (build_binary_op): Handle excess precision in operands and add
25098 excess precision as needed for operation.
25099 * common.opt (-fexcess-precision=): New option.
25100 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25101 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25102 For standard excess precision, output explicit conversion to and
25103 truncation from XFmode.
25104 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25105 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25106 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25107 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25108 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25109 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25110 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25111 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25112 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25113 define_splits, sqrt<mode>2): Disable where appropriate for
25114 standard excess precision.
25115 * convert.c (convert_to_real): Do not shorten arithmetic to type
25116 for which excess precision would be used.
25117 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25118 * doc/invoke.texi (-fexcess-precision=): Document option.
25119 (-mfpmath=): Correct index entry.
25120 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25121 flag_excess_precision): New.
25122 * langhooks.c (lhd_post_options): Set
25123 flag_excess_precision_cmdline.
25124 * opts.c (common_handle_option): Handle -fexcess-precision=.
25125 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25126 init_excess_precision): New.
25127 (lang_dependent_init_target): Call init_excess_precision.
25128 * tree.c (excess_precision_type): New.
25129 * tree.h (excess_precision_type): Declare.
25131 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25134 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25135 non-lvalue to component.
25137 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25139 PR preprocessor/34695
25140 * Makefile.in (c-opts.o): Depend on c-tree.h.
25141 * c-common.c: Move down include of diagnostic.h.
25142 (done_lexing, c_cpp_error): New.
25143 * c-common.h (done_lexing): Declare.
25144 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25146 * c-opts.c: Include c-tree.h.
25147 (c_common_init_options): Set preprocessor error callback.
25148 (c_common_handle_option): Do not set preprocessor
25149 inhibit_warnings, warnings_are_errors, warn_system_headers,
25150 pedantic_errors or inhibit_warnings flags.
25151 (c_common_post_options): Do not check cpp_errors (parse_in).
25152 (c_common_finish): Do not output dependencies if there were
25153 errors. Do not check return value of cpp_finish.
25154 * c-ppoutput.c (pp_file_change): Set input_location.
25155 * c-tree.h (c_cpp_error): Declare.
25156 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25158 (diagnostic_build_prefix): Check override_column.
25159 * diagnostic.h (diagnostic_info): Add override_column field.
25160 (diagnostic_override_column): Define.
25162 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25164 * c-common.c (c_expand_expr, c_staticp): Remove.
25165 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25166 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25167 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25168 * c-gimplify.c (gimplify_compound_literal_expr,
25169 optimize_compound_literals_in_ctor): Remove.
25170 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25171 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25172 * c-semantics.c (emit_local_var): Remove.
25174 * langhooks-def.h (lhd_expand_expr): Remove.
25175 * langhooks.c (lhd_expand_expr): Remove.
25176 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25178 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25179 handling from c-semantics.c; don't call into langhook.
25180 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25181 * gimplify.c (gimplify_compound_literal_expr,
25182 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25183 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25184 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25185 as was done in c-gimplify.c.
25186 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25187 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25188 Move from c-common.h.
25189 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25191 * tree.c (staticp): Do not call langhook.
25192 * langhooks.c (lhd_staticp): Delete.
25193 * langhooks-def.h (lhd_staticp): Delete prototype.
25194 (LANG_HOOKS_STATICP): Delete.
25195 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25197 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25198 instead of DECL_STMTs.
25200 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25208 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25210 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25211 contained expression.
25212 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25213 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25214 conditional expressions for C.
25215 (decl_constant_value_for_optimization): Move from
25216 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25217 whether optimizing and that the expression is a VAR_DECL not of
25218 array type instead of doing such checks in the caller. Do not
25219 check pedantic. Call gcc_unreachable for C++.
25220 * c-common.def (C_MAYBE_CONST_EXPR): New.
25221 * c-common.h (c_fully_fold, c_save_expr,
25222 decl_constant_value_for_optimization): New prototypes.
25223 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25224 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25225 EXPR_INT_CONST_OPERANDS): Define.
25226 * c-convert.c (convert): Strip nops from expression.
25227 * c-decl.c (groktypename): Take extra parameters expr and
25228 expr_const_operands. Update call to grokdeclarator.
25229 (start_decl): Update call to grokdeclarator. Add statement for
25230 expressions used in type of decl.
25231 (grokparm): Update call to grokdeclarator.
25232 (push_parm_decl): Update call to grokdeclarator.
25233 (build_compound_literal): Add parameter non_const and build a
25234 C_MAYBE_COSNT_EXPR if applicable.
25235 (grokdeclarator): Take extra parameters expr and
25236 expr_const_operands. Track expressions used in declaration
25237 specifiers and declarators. Fold array sizes and track whether
25238 they are constant expressions and whether they are integer
25239 constant expressions.
25240 (parser_xref_tag): Set expr and expr_const_operands fields in
25242 (grokfield): Update call to grokdeclarator.
25243 (start_function): Update call to grokdeclarator.
25244 (build_null_declspecs): Set expr and expr_const_operands fields in
25246 (declspecs_add_type): Handle expressions in typeof specifiers.
25247 * c-parser.c (c_parser_declspecs): Set expr and
25248 expr_const_operands fields for declaration specifiers.
25249 (c_parser_enum_specifier): Likewise.
25250 (c_parser_struct_or_union_specifier): Likewise.
25251 (c_parser_typeof_specifier): Likewise. Update call to
25252 groktypename. Fold expression as needed. Return expressions with
25253 type instead of adding statements.
25254 (c_parser_attributes): Update calls to c_parser_expr_list.
25255 (c_parser_statement_after_labels): Fold expression before passing
25256 to objc_build_throw_stmt.
25257 (c_parser_condition): Fold expression.
25258 (c_parser_asm_operands): Fold expression.
25259 (c_parser_conditional_expression): Use c_save_expr. Update call
25260 to build_conditional_expr.
25261 (c_parser_alignof_expression): Update call to groktypename.
25262 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25263 original_code. Fold expression argument of va_arg. Create
25264 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25265 argument to va_arg. Update calls to groktypename. Fold array
25266 index for offsetof. Verify that first argument to
25267 __builtin_choose_expr has integer type.
25268 (c_parser_postfix_expression_after_paren_type): Update calls to
25269 groktypename and build_compound_literal. Handle expressions with
25270 side effects in type name.
25271 (c_parser_postfix_expression_after_primary): Update call to
25272 c_parser_expr_list. Set original_code for calls to
25273 __builtin_constant_p.
25274 (c_parser_expr_list): Take extra parameter fold_p. Fold
25275 expressions if requested.
25276 (c_parser_objc_type_name): Update call to groktypename.
25277 (c_parser_objc_synchronized_statement): Fold expression.
25278 (c_parser_objc_receiver): Fold expression.
25279 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25280 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25281 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25282 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25283 (struct c_typespec): Add elements expr and expr_const_operands.
25284 (struct c_declspecs): Add elements expr and expr_const_operands.
25285 (groktypename, build_conditional_expr, build_compound_literal):
25287 (in_late_binary_op): Declare.
25288 * c-typeck.c (note_integer_operands): New function.
25289 (in_late_binary_op): New variable.
25290 (decl_constant_value_for_broken_optimization): Move to c-common.c
25291 and rename to decl_constant_value_for_optimization.
25292 (default_function_array_conversion): Do not strip nops.
25293 (default_conversion): Do not call
25294 decl_constant_value_for_broken_optimization.
25295 (build_array_ref): Do not fold result.
25296 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25297 result when operand is a VLA.
25298 (c_expr_sizeof_type): Update call to groktypename. Handle
25299 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25300 result when operand names a VLA type.
25301 (build_function_call): Update call to build_compound_literal.
25302 Only fold result for calls to __builtin_* functions. Strip
25303 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25304 the function designator.
25305 (convert_arguments): Fold arguments. Update call to
25306 convert_for_assignment.
25307 (build_unary_op): Handle increment and decrement of
25308 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25309 decrement earlier. Fold operand of increment and decrement.
25310 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25311 built for integer operand. Wrap returns that are INTEGER_CSTs
25312 without being integer constant expressions or that have integer
25313 constant operands without being INTEGER_CSTs.
25314 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25315 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25316 result is an integer constant expression or can be used in
25317 unevaluated parts of one and avoid folding and wrap as
25318 appropriate. Fold operands before possibly doing -Wsign-compare
25320 (build_compound_expr): Wrap result for C99 if operands can be used
25321 in integer constant expressions.
25322 (build_c_cast): Update call to digest_init. Do not ignore
25323 overflow from casting floating-point constants to integers. Wrap
25324 results that could be confused with integer constant expressions,
25325 null pointer constants or floating-point constants.
25326 (c_cast_expr): Update call to groktypename. Handle expressions
25327 included in type name.
25328 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25329 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25330 Update calls to convert_for_assignment.
25331 (convert_for_assignment): Take new parameter
25332 null_pointer_constant. Do not strip nops or call
25333 decl_constant_value_for_broken_optimization. Set
25334 in_late_binary_op for conversions to boolean.
25335 (store_init_value): Update call to digest_init.
25336 (digest_init): Take new parameter null_pointer_constant. Do not
25337 call decl_constant_value_for_broken_optimization. pedwarn for
25338 initializers not constant expressions. Update calls to
25339 convert_for_assignment.
25340 (constructor_nonconst): New.
25341 (struct constructor_stack): Add nonconst element.
25342 (really_start_incremental_init, push_init_level, pop_init_level):
25343 Handle constructor_nonconst and nonconst element.
25344 (set_init_index): Call constant_expression_warning for array
25346 (output_init_element): Fold value. Set constructor_nonconst as
25347 applicable. pedwarn for initializers not constant expressions.
25348 Update call to digest_init. Call constant_expression_warning
25349 where constant initializers are required.
25350 (process_init_element): Use c_save_expr.
25351 (c_finish_goto_ptr): Fold expression.
25352 (c_finish_return): Fold return value. Update call to
25353 convert_for_assignment.
25354 (c_start_case): Fold switch expression.
25355 (c_process_expr_stmt): Fold expression.
25356 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25357 ensure statement expression is not evaluated in constant expression.
25358 (build_binary_op): Track whether results are integer constant
25359 expressions or may occur in such, disable folding and wrap results
25360 as applicable. Fold operands for -Wsign-compare warnings unless
25362 (c_objc_common_truthvalue_conversion): Handle results folded to
25363 integer constants that are not integer constant expressions.
25364 * doc/extend.texi: Document when typeof operands are evaluated,
25365 that condition of __builtin_choose_expr is an integer constant
25366 expression, and more about use of __builtin_constant_p in
25369 2009-03-29 Richard Guenther <rguenther@suse.de>
25371 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25372 propagate addresses of array references.
25374 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25376 * regmove.c (perhaps_ends_bb_p): Remove.
25377 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25378 from INSN and check that the main loop stays within that basic block.
25379 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25380 (regmove_forward_pass): Split out from regmove_optimize. Use
25381 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25382 (regmove_backward_pass): Split out from regmove_optimize. Use
25383 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25384 (regmove_optimize): Simplify.
25386 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25389 * config/i386/i386.c (classify_argument): Ignore flexible array
25390 member in struct and warn ABI change.
25392 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25394 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25396 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25397 (ix86_adjust_cost): Updated.
25399 2009-03-29 Jan Hubicka <jh@suse.cz>
25401 PR middle-end/28850
25402 * tree-pass.h (pass_cleanup_eh): New function.
25403 (remove_unreachable_regions): Break code handling RTL
25404 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25405 that can not be reached by runtime.
25406 (can_be_reached_by_runtime): New function.
25407 (label_to_region_map): New function.
25408 (num_eh_regions): New function.
25409 (rtl_remove_unreachable_regions): New function.
25410 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25411 (remove_eh_region): New function.
25412 * except.h: Include sbitmap and vecprim.
25413 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25414 num_eh_regions): Declare.
25415 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25416 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25417 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25418 (tree_empty_eh_handler_p): New function.
25419 (cleanup_empty_eh): New function.
25420 (cleanup_eh): New function.
25421 (pass_cleanup_eh): New function.
25423 2009-03-29 Jan Hubicka <jh@suse.cz>
25425 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25426 for removed regions.
25428 2009-03-29 Jan Hubicka <jh@suse.cz>
25430 * except.c (dump_eh_tree): Dump all datastructures.
25432 2009-03-29 Jan Hubicka <jh@suse.cz>
25434 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25435 (duplicate_eh_regions_1): Likewise.
25436 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25437 vector; call EH verification.
25438 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25439 Be ready for region being removed.
25441 2009-03-29 Jan Hubicka <jh@suse.cz>
25443 * bitmap.c (bitmap_last_set_bit): New function.
25444 * bitmap.h (bitmap_last_set_bit): Declare.
25446 2009-03-29 David Ayers <ayers@fsfe.org>
25449 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25450 by calling objc_compare_types and surpress warnings about
25451 incompatible C pointers that are compatible ObjC pointers.
25453 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25455 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25456 call initialize_inline_failed.
25457 (initialize_inline_failed): Move it from here ...
25458 * cgraph.c (initialize_inline_failed): ... to here.
25459 (cgraph_create_edge): Call initialize_inline_failed rather than
25460 setting inline_failed directly.
25462 2009-03-29 Ben Elliston <bje@au.ibm.com>
25465 * sysv4.opt (msdata): Improve comment.
25466 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25467 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25469 2009-03-29 Ben Elliston <bje@au.ibm.com>
25472 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25473 load and store attributes.
25475 2009-03-29 Ben Elliston <bje@au.ibm.com>
25477 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25478 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25479 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25480 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25481 __builtin_infq and __builtin_huge_valq.
25483 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25485 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25487 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25488 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25490 2009-03-28 Xinliang David Li <davidxl@google.com>
25492 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25493 (do_dbg_cnt): New function.
25495 2009-03-28 Jan Hubicka <jh@suse.cz>
25497 Merge from pretty-ipa:
25499 2009-03-27 Jan Hubicka <jh@suse.cz>
25501 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25502 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25503 * passes.c (function_called_by_processed_nodes_p): New.
25504 * ipa-pure-const.c (check_call): Fix handling of operands.
25505 (analyze_function): Dump debug output for skipped bodies.
25506 (local_pure_const): Use function_called_by_processed_nodes_p.
25507 * dwarf2out.c (reference_to_unused): Use output.
25508 * passes.c (do_per_function_toporder): Likewise.
25510 2008-11-12 Jan Hubicka <jh@suse.cz>
25512 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25513 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25514 state_set_in_source enum
25515 (check_decl): Ignore memory tags; do not set fake looping flags;
25517 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25518 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25519 (check_call, analyze_function): Rewrite.
25521 (add_new_function): Update call of analyze_function.
25522 (generate_summary): Add call of analyze_function.
25523 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25524 (local_pure_const): New function.
25525 (pass_local_pure_const): New pass.
25526 * ipa-inline.c (inline_transform): Set after_inlining.
25527 * tree-eh.c (stmt_can_throw_external): New.
25528 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25529 work with aliasing built.
25530 * tree-flow.h (stmt_can_throw_external): New.
25531 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25532 and local pure/const pass in early and late optimization queue.
25534 2009-03-28 Martin Jambor <mjambor@suse.cz>
25536 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25538 (fold_binary): Allow function decl aligment consideration is the
25539 second argument is integer constant one.
25540 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25541 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25542 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25544 2009-03-28 Jan Hubicka <jh@suse.cz>
25546 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25547 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25548 * function.h (rtl_data): Add nothrow flag.
25549 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25550 set DECL_NOTHROW for AVAILABLE functions.
25552 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25554 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25555 following vector keyword has expansion starting with pixel or bool
25556 keyword, expand vector to __vector and pixel or bool to __pixel or
25560 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25561 warn_if_disallowed_function_p): Removed.
25562 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25563 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25564 warning_if_disallowed_function_p.
25565 * flags.h (warn_if_disallowed_function_p,
25566 warn_disallowed_functions): Removed.
25567 * common.opt (Wdisallowed-function-list=): Removed.
25568 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25570 2009-03-28 Richard Guenther <rguenther@suse.de>
25572 PR tree-optimization/38723
25573 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25576 2009-03-28 Jan Hubicka <jh@suse.cz>
25578 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25579 test introduced by my previous patch.
25581 2009-03-28 Richard Guenther <rguenther@suse.de>
25583 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25584 the PHIs value undefined.
25586 2009-03-28 Jan Hubicka <jh@suse.cz>
25588 * tree-pass.h (pass_fixup_cfg): New pass.
25589 * ipa-inline.c (inline_transform): Set
25590 always_inline_functions_inlined/after_inlining.
25591 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25592 (pass_fixup_cfg): New pass.
25593 * passes.c (init_optimization_passes): Add fixup_cfg.
25595 2009-03-28 Richard Guenther <rguenther@suse.de>
25597 PR tree-optimization/38458
25598 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25599 argument use the arguments copy-of value.
25601 2009-03-28 Richard Guenther <rguenther@suse.de>
25603 PR tree-optimization/38180
25604 * tree-ssa-ccp.c (get_default_value): Simplify.
25605 (likely_value): Likewise.
25606 (surely_varying_stmt_p): Properly handle VOP case.
25607 (ccp_initialize): Likewise.
25608 (ccp_fold): Handle propagating through *&.
25609 (fold_const_aggregate_ref): Also handle decls.
25611 2009-03-28 Jan Hubicka <jh@suse.cz>
25613 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25614 * cgraph.h (cgraph_node): Likewise.
25615 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25616 (cgraph_reset_node): Use process flag.
25617 (cgraph_mark_functions_to_output): Likewise.
25618 (cgraph_expand_function): Likewise.
25619 (cgraph_expand_all_functions): Likewise.
25620 (cgraph_output_in_order): Likewise.
25621 * dwarf2out.c (reference_to_unused): Likewise.
25622 * passes.c do_per_function_toporder): Likewise.
25624 2009-03-28 Jan Hubicka <jh@suse.cz>
25626 Bring from lto-branch:
25628 2008-09-03 Doug Kwan <dougkwan@google.com>
25630 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25631 enums instead of reason strings.
25632 * cgraph.c (cgraph_create_edge): Same.
25633 (cgraph_inline_failed_string): New function.
25634 * cgraph.h (cgraph_inline_failed_t): New enum type.
25635 (cgraph_inline_failed_string): New prototype.
25636 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25637 char pointer to cgraph_inline_failed_t.
25638 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25639 (cgraph_default_inline_p): Ditto.
25640 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25641 to cgraph_inline_failed_t pointer.
25642 * cif-code.def: New file.
25643 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25645 (cgraph_check_inline_limits): Change type of REASON to pointer to
25646 cgraph_inline_failed_t. Replace reason strings with enums.
25647 (cgraph_default_inline_p): Ditto.
25648 (cgraph_recursive_inlining_p): Ditto.
25649 (update_caller_keys): Change type of FAILED_REASON to
25650 cgraph_inline_failed_t.
25651 (cgraph_set_inline_failed): Change type of REASON to pointer to
25652 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25653 convert enums to strings for text output.
25654 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25655 to be of type cgraph_inline_failed_t. Replace reason strings with
25656 enums. Call cgraph_inline_failed_string to covert enums
25657 to strings for text output.
25658 (cgraph_decide_inlining): Replace reason strings with enums.
25659 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25660 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25662 * tree-inline.c (expand_call_inline): Change type of REASON
25663 to cgraph_inline_failed_t. Replace reason strings with enums.
25664 Call cgraph_inline_failed_string for text output.
25665 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25668 2009-03-28 Jan Hubicka <jh@suse.cz>
25670 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25671 cgraph_clone_node): Remove master clone handling.
25672 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25673 * cgraph.h (master_clone): Remove.
25674 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25675 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25676 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25678 2009-03-28 Jan Hubicka <jh@suse.cz>
25680 * cgraph.c (cgraph_function_body_availability): Functions declared
25681 inline are always safe to assume that it is not going to be replaced.
25683 2009-03-28 Richard Guenther <rguenther@suse.de>
25685 PR tree-optimization/38513
25686 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25687 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25688 EXC_PTR_EXPR and FILTER_EXPR.
25689 (get_ref_from_reference_ops): Likewise.
25691 2009-03-28 Richard Guenther <rguenther@suse.de>
25693 PR tree-optimization/38968
25694 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25695 Use FLOOR_MOD_EXPR to compute misalignment.
25697 2009-03-28 Richard Guenther <rguenther@suse.de>
25699 PR tree-optimization/37795
25700 * tree.h (combine_comparisons): Declare.
25701 * fold-const.c (combine_comparisons): Export.
25702 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25704 (ifcombine_iforif): Use combine_comparisons.
25706 2009-03-28 Jan Hubicka <jh@suse.cz>
25708 * tree-eh.c (inlinable_call_p): New function.
25709 (make_eh_edges): Use it.
25710 (verify_eh_edges): Use it.
25711 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25712 * except.c (reachable_next_level): Add inlinable_function argument
25713 (sjlj_find_directly_reachable_regions): Update.
25714 (add_reachable_handler): Do not set saw_any_handlers.
25715 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25716 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25717 Add new inlinable call parameter.
25718 (can_throw_internal, can_throw_external): Update.
25719 * except.h (can_throw_internal_1, can_throw_external_1,
25720 foreach_reachable_handler): Update declaration.
25722 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25724 * config/arm/t-arm-coff, config/h8300/coff.h,
25725 config/i386/i386-aout.h, config/i386/i386-coff.h,
25726 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25727 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25728 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25729 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25730 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25731 sys-types.h: Remove.
25732 * Makefile.in: Remove protoize and fixproto support and references
25734 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25735 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25737 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25738 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25739 unprotoize$(exeext).
25740 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25741 (.PHONY): Don't depend on proto.
25742 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25743 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25744 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25745 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25746 build/gen-protos.o, build/scan.o, xsys-protos.h,
25747 build/fix-header$(build_exeext), build/fix-header.o,
25748 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25749 stmp-install-fixproto): Remove.
25750 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25751 SYSCALLS.c or fixproto files.
25752 (install-common): Don't install protoize.
25753 (install-headers-tar, install-headers-cpio, install-headers-cp):
25754 Don't depend on $(STMP_FIXPROTO).
25755 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25756 install fixproto files or write out fixproto settings.
25757 (uninstall): Don't uninstall protoize.
25758 * config.gcc (use_fixproto): Remove.
25759 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25760 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25761 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25762 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25763 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25764 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25765 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25766 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25767 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25768 * config/t-vxworks (STMP_FIXPROTO): Remove.
25769 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25770 STMP_FIXPROTO): Remove.
25771 * config.in, configure: Regenerate.
25772 * crtstuff.c (gid_t, uid_t): Don't undefine.
25773 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25774 (arm-*-coff, arm-*-aout: Remove target entries.
25775 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25776 Remove mention of AIX 4.1.
25777 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25778 * doc/invoke.texi (Running Protoize): Remove.
25779 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25780 (Protoize Caveats): Remove.
25781 * tsystem.h: Update comments on headers assumed to exist.
25783 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25785 * genautomata.c: Add a new year to the copyright. Add a new
25787 (struct insn_reserv_decl): Add comments for member bypass_list.
25788 (find_bypass): Remove.
25789 (insert_bypass): New.
25790 (process_decls): Use insert_bypass.
25791 (output_internal_insn_latency_func): Output all bypasses with the
25792 same input insn in one switch case.
25794 * rtl.def (define_bypass): Describe bypass choice.
25795 * doc/md.texi (define_bypass): Ditto.
25797 2009-03-27 Richard Guenther <rguenther@suse.de>
25799 * gimplify.c (mark_addressable): Export.
25800 * tree-flow.h (mark_addressable): Declare.
25801 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25802 * tree-ssa.c (verify_phi_args): Verify that address taken
25803 variables have TREE_ADDRESSABLE set.
25805 2009-03-27 Richard Guenther <rguenther@suse.de>
25807 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25808 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25809 Do not mark decls TREE_ADDRESSABLE.
25810 (build_fold_addr_expr): Adjust.
25811 (fold_addr_expr): Remove.
25812 (fold_unary): Use build_fold_addr_expr.
25813 (fold_comparison): Likewise.
25814 (split_address_to_core_and_offset): Likewise.
25815 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25817 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25818 (gimplify_modify_expr_to_memcpy): Mark source and destination
25820 * omp-low.c (create_omp_child_function): Mark the object decl
25822 (lower_rec_input_clauses): Mark the var we take the address of
25824 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25826 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25828 PR middle-end/39315
25829 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25830 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25832 2009-03-27 Richard Guenther <rguenther@suse.de>
25834 PR tree-optimization/39120
25835 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25837 (handle_lhs_call): Process return constraints. Add escape
25838 constraints if necessary.
25839 (handle_const_call): Fill out return constraints. Make nested
25840 case more precise. Avoid consttmp if possible.
25841 (handle_pure_call): Fill out return constraints. Avoid
25842 callused if possible.
25843 (find_func_aliases): Simplify call handling.
25845 2009-03-27 Richard Guenther <rguenther@suse.de>
25847 PR tree-optimization/39120
25848 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25849 as a representative.
25850 (solve_graph): Do propagate CALLUSED.
25851 (handle_pure_call): Use a scalar constraint from CALLUSED for
25853 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25856 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25859 * c-common.c (handle_aligned_attribute): Properly check alignment
25860 overflow. Use (1U << i) instead of (1 << i).
25862 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25864 * expr.h (get_mem_align_offset): Updated.
25866 * tree.h (tree_decl_common): Change align to "unsigned int" and
25867 move it before pointer_alias_set.
25869 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25870 Jakub Jelinek <jakub@redhat.com>
25873 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25874 gr_register_operand with gr_reg_or_0_operand.
25875 (cmpxchg_rel_di): Likewise.
25876 (sync_lock_test_and_set<mode>): Likewise.
25878 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25880 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25881 (true_regnum): Likewise.
25883 * rtlanal.c (subreg_info): Moved to ...
25884 * rtl.h (subreg_info): Here. New.
25885 (subreg_get_info): New.
25887 * rtlanal.c (subreg_get_info): Make it extern.
25889 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25892 * config/i386/i386.c (ix86_abi): New.
25893 (override_options): Handle -mabi=.
25894 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25895 (ix86_call_abi_override): Likewise.
25896 (init_cumulative_args): Likewise.
25897 (function_arg_advance): Likewise.
25898 (function_arg_64): Likewise.
25899 (function_arg): Likewise.
25900 (ix86_pass_by_reference): Likewise.
25901 (ix86_function_value_regno_p): Likewise.
25902 (ix86_build_builtin_va_list_abi): Likewise.
25903 (setup_incoming_varargs_64): Likewise.
25904 (is_va_list_char_pointer): Likewise.
25905 (ix86_init_machine_status): Likewise.
25906 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25907 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25908 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25909 (ix86_function_abi): Make it static and return enum calling_abi.
25910 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25912 (ix86_fn_abi_va_list): Updated.
25914 * config/i386/i386.h (ix86_abi): New.
25915 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25916 (CONDITIONAL_REGISTER_USAGE): Likewise.
25917 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25918 (machine_function): Likewise.
25920 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25922 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25923 (STACK_BOUNDARY): Likewise.
25924 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25926 * config/i386/i386.opt (mabi=): New.
25928 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25929 return enum calling_abi.
25930 (ix86_function_type_abi): Likewise.
25931 (ix86_function_abi): Removed.
25933 * doc/invoke.texi: Document -mabi= option for x86.
25935 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25937 * builtins.c (real_dconstp): Delete.
25938 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25940 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25941 Jakub Jelinek <jakub@redhat.com>
25944 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25945 (gen_subprogram_die): When a function is explicit, generate the
25946 DW_AT_explicit attribute.
25947 * langhooks.h (struct lang_hooks_for_decls): Add
25948 function_decl_explicit_p langhook.
25949 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25950 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25952 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25954 * builtins.c (fold_builtin_memory_op): Optimize memmove
25955 into memcpy if we can prove source and destination don't overlap.
25957 * tree-inline.c: Include gt-tree-inline.h.
25958 (clone_fn_id_num): New variable.
25959 (clone_function_name): New function.
25960 (tree_function_versioning): Use it.
25961 * Makefile.in (GTFILES): Add tree-inline.c.
25963 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25965 * BASE-VER: Change to 4.5.0.
25967 2009-03-27 Xinliang David Li <davidxl@google.com>
25969 PR tree-optimization/39557
25970 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25972 2009-03-27 Xinliang David Li <davidxl@google.com>
25974 PR tree-optimization/39548
25975 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25978 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25980 * c-common.c (pointer_int_sum): Use %wd on return from
25983 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25985 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25986 on return from tree_low_cst.
25988 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25991 * ginclude/stdarg.h (va_copy): Define also for
25992 __GXX_EXPERIMENTAL_CXX0X__.
25994 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25997 * builtins.h (c_strlen): Do not warn here.
25998 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25999 * c-common.c (pointer_int_sum): Take an explicit location.
26000 Warn about offsets out of bounds.
26001 * c-common.h (pointer_int_sum): Adjust declaration.
26003 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26005 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
26008 2009-03-26 Jakub Jelinek <jakub@redhat.com>
26011 * opts.c (warn_if_disallowed_function_p): Don't assume
26012 get_callee_fndecl must return non-NULL.
26014 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
26016 PR rtl-optimization/39522
26017 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
26018 when reg_reloaded_valid is set.
26020 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26022 * config/spu/divv2df3.c: New file.
26023 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
26024 (DPBIT_FUNCS): Filter out _div_df.
26026 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
26028 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
26029 a jump insn, count that jump in the distance to the loop start.
26031 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26034 * config/sh/sh.c (calc_live_regs): Fix condition for global
26035 registers except PIC_OFFSET_TABLE_REGNUM.
26037 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26040 * doc/invoke.texi (-mconsole): New.
26042 (-mno-cygwin): New.
26044 (-mnop-fun-dllimport): New.
26048 (sub section "i386 and x86-64 Windows Options"): New.
26050 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26052 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26053 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26055 2009-03-25 Richard Guenther <rguenther@suse.de>
26057 PR middle-end/39497
26058 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26061 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26063 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26064 neither of haifa/selective schedulers are working.
26066 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26068 * doc/invoke.texi (Debugging Options): Fix description of
26069 -fno-merge-debug-strings.
26071 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26073 * config/cris/libgcc.ver: New version-script.
26074 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26076 * configure.ac <GAS features, nop mnemonic>: Add pattern
26077 crisv32-*-* for "nop".
26078 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26079 * configure: Regenerate.
26081 2009-03-24 Ira Rosen <irar@il.ibm.com>
26083 PR tree-optimization/39529
26084 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26085 mark_sym_for_renaming for the tag copied to the new vector
26088 2009-03-24 Arthur Loiret <aloiret@debian.org>
26090 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26091 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26092 EXTRA_SPEC_FUNCTIONS.
26093 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26094 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26095 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26096 -march and -mtune options.
26098 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26100 * config/m68k/t-rtems: Add m5329 multilib.
26102 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26103 Jakub Jelinek <jakub@redhat.com>
26106 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26109 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26112 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26113 instead of c_parser_expression_conv, if original_code isn't one of the
26114 4 allowed comparison codes, fail.
26116 2009-03-23 Richard Guenther <rguenther@suse.de>
26118 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26119 * tree.h (struct tree_type): Likewise.
26120 * reload.h (struct insn_chain): Likewise.
26121 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26122 * function.h (struct function): Likewise.
26123 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26125 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26127 PR tree-optimization/39516
26128 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26130 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26132 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26133 should be set true if BITS_PER_WORD of target is bigger than 32
26135 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26137 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26138 Translate -B-options to -rpath-link. Correct existing
26139 rpath-link and conditionalize on !nostdlib.
26141 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26143 * doc/extend.texi (Function Attributes, Variable Attributes):
26145 * doc/invoke.texi (Debugging Options, Optimize Options)
26146 (i386 and x86-64 Options, MCore Options): Likewise.
26148 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26151 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26152 it for block local namespace aliases.
26153 (gen_decl_die): Pass context_die to gen_namespace_die.
26155 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26158 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26159 minimum or maximum value.
26161 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26163 * reginfo.c (globalize_reg): Recompute derived reg sets.
26165 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26168 * libgcc2.c (mprotect): Do not use signed arguments for
26169 VirtualProtect, use DWORD arguments. Also fix the 'may
26170 be used uninitialized' warning for the np variable.
26172 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26175 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26176 functions using regparm calling conventions when not optimizing.
26177 (ix86_function_sseregparm): Similarly for sseregparm calling
26180 2009-03-19 Li Feng <nemokingdom@gmail.com>
26182 PR middle-end/39500
26183 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26184 dependence if the first conflict is after niter iterations.
26186 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26188 PR middle-end/38609
26189 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26190 functions with dynamic stack-pointer adjustments.
26192 2009-03-19 Ben Elliston <bje@au.ibm.com>
26194 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26195 option; change to -msdata=data.
26197 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26199 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26202 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26205 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26207 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26209 * doc/invoke.texi (Code Gen Options): Expand discussion of
26212 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26214 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26215 * matrix-reorg.c (struct matrix_info): Likewise.
26216 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26217 * rtl.h (struct mem_attrs): Likewise.
26218 * df.h (struct df): Likewise.
26219 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26220 * ira-int.h (struct ira_allocno): Likewise.
26221 * df-scan.c (struct df_collection_rec): Likewise.
26222 * ira.c (struct equivalence): Likewise.
26223 * function.c (struct temp_slot): Likewise.
26224 * cfgloop.h (struct loop): Likewise.
26227 * function.c (use_register_for_decl): When not optimizing, disregard
26228 register keyword for variables with types containing methods.
26230 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26232 PR middle-end/39447
26233 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26234 (is_simple_operand): Call contains_component_ref_p before calling data
26235 reference analysis that would fail on COMPONENT_REFs.
26237 * tree-vrp.c (search_for_addr_array): Fix formatting.
26239 2009-03-18 Richard Guenther <rguenther@suse.de>
26241 * tree-vect-transform.c (vect_loop_versioning): Fold the
26242 generated comparisons.
26243 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26244 (slpeel_tree_peel_loop_to_edge): Likewise.
26246 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26248 PR middle-end/37805
26249 * opts.c (print_specific_help): In addition to `undocumented',
26250 accept `separate' and `joined' flags if passed alone. Describe
26251 output by the first matched one of those.
26252 (common_handle_option): Skip over empty strings.
26253 * gcc.c (display_help): Fix help string for `--help='.
26254 * doc/invoke.texi (Option Summary, Overall Options): With
26255 `--help=', classes and qualifiers can both be repeated, but
26256 only the latter can be negated. One should not pass only
26257 negated qualifiers. Fix markup and examples.
26260 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26261 PR middle-end/37805
26262 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26263 and -fhelp=separate.
26265 2009-03-17 Jing Yu <jingyu@google.com>
26267 PR middle-end/39378
26268 * function.h (struct rtl_data): Move is_thunk from here...
26269 (struct function): ...to here.
26270 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26271 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26273 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26275 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26276 (alpha_output_function_end_prologue): Likewise.
26277 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26278 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26279 (rs6000_output_function_epilogue): Likewise.
26280 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26282 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26285 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26286 from different units in a single alternative.
26287 (*truncdfsf_i387): Ditto.
26288 (*truncxfsf2_mixed): Ditto.
26289 (*truncxfdf2_mixed): Ditto.
26291 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26293 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26294 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26297 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26298 unused non-artificial variables when not optimizing.
26301 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26302 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26303 NAMESPACE_DECL in its DECL_INITIAL.
26305 PR middle-end/39443
26306 * optabs.c (set_user_assembler_libfunc): New function.
26307 * expr.h (set_user_assembler_libfunc): New prototype.
26308 * c-common.c: Include libfuncs.h.
26309 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26310 for memcmp, memset, memcpy, memmove and abort.
26311 * Makefile.in (c-common.o): Depend on libfuncs.h.
26314 * dwarf2out.c (gen_inlined_enumeration_type_die,
26315 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26316 gen_tagged_type_instantiation_die): Removed.
26317 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26320 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26323 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26325 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26326 (check-parallel-%): Ditto.
26327 (check-consistency): Ditto.
26329 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26331 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26332 local variable rhs by NULL_TREE.
26334 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26337 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26339 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26342 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26344 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26347 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26348 for ms->sysv ABI calls only in 64bit mode.
26350 * config/i386/i386.md (untyped_call): Support 32bit.
26352 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26354 * doc/extend.texi: Replace x86_65 with x86_64.
26356 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26358 PR tree-optimization/39455
26359 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26360 mismatches for POINTER_TYPE_P (type).
26361 (number_of_iterations_le): Likewise.
26363 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26365 * config/picochip/picochip.c: Removed profiling support.
26366 * config/picochip/picochip.md: Removed profiling instruction.
26367 * config/picochip/picochip.h: Removed profiling builtin.
26369 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26371 * doc/install.texi (--with-host-libstdcxx): Document.
26373 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26376 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26377 generate a warning if the function name does not begin with
26378 "__vector" and the function has either the 'signal' or 'interrupt'
26379 attribute, from here to ...
26380 (avr_declare_function_name): ...here. New function.
26381 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26382 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26384 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26387 * cse.c (fold_rtx): Don't modify original const_arg1 when
26388 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26389 separate variable instead.
26390 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26391 from out of range shift counts.
26392 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26394 2009-03-13 Catherine Moore <clm@codesourcery.com>
26396 * config/i386/x-mingw32 (host-mingw32.o): Replace
26397 diagnostic.h with $(DIAGNOSTIC_H).
26399 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26402 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26404 * config/i386/sync.md (sync_compare_and_swap<mode>,
26405 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26406 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26408 (sync_double_compare_and_swapdi_pic,
26409 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26410 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26412 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26415 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26417 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26420 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26421 (avx_addsubv4df3): Likewise.
26422 (*avx_addsubv4sf3): Likewise.
26423 (sse3_addsubv4sf3): Likewise.
26425 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26428 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26430 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26433 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26434 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26435 registers for allocnos created from user-defined variables.
26437 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26440 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26441 of non-integer mode as well.
26443 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26445 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26446 for functions for which the parameter types are unknown.
26448 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26451 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26452 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26453 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26454 * config/i386/i386.c (ix86_local_alignment): For
26455 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26456 long long variables on the stack to avoid dynamic realignment.
26457 Allow the first argument to be a decl rather than type.
26458 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26460 2009-03-11 Nick Clifton <nickc@redhat.com>
26463 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26465 Add description to mno-lsim option.
26466 * config/mcore/mcore.h: Remove comment about deprecated m4align
26468 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26469 * doc/invoke.texi: Add description of mno-lsim and
26470 mstack-increment options.
26472 * config/fr30/fr30.opt: Document the -mno-lsim option.
26473 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26474 and -mno-lsim options.
26476 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26478 * fold-const.c (fold_comparison): Only call fold_inf_compare
26479 if the mode supports infinities.
26481 2009-03-11 Jason Merrill <jason@redhat.com>
26484 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26485 end already did. Notice GIMPLE_CALL modifications of the result.
26486 Don't copy debug information from an ignored decl or a decl from
26489 2009-03-10 Richard Guenther <rguenther@suse.de>
26490 Nathan Froyd <froydnj@codesourcery.com>
26492 PR middle-end/37850
26493 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26494 (__divMODE3): Likewise.
26496 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26498 PR tree-optimization/39394
26499 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26500 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26502 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26504 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26505 inline asms for register asm ("") declarations.
26507 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26509 * fold-const.c (fold_unary): Fix comment.
26511 2009-03-07 Jan Hubicka <jh@suse.cz>
26514 * tree-inline.c (setup_one_parameter): Do replacement of const
26515 argument by constant in SSA form.
26517 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26519 PR middle-end/38028
26520 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26521 determine alignment passed to assign_stack_local.
26522 (assign_parms_unsplit_complex): Likewise.
26523 * except.c (sjlj_build_landing_pads): Likewise.
26525 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26527 PR middle-end/39360
26528 * tree-flow.h (add_referenced_var): Return bool instead of void.
26529 * tree-dfa.c (add_referenced_var): Return result of
26530 referenced_var_check_and_insert call.
26531 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26532 of referenced_var_check_and_insert.
26535 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26536 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26537 DIE, don't emit it if abstract origin already has it.
26538 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26539 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26541 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26543 * genpreds.c (needs_variable): Fix parentheses at variable name
26545 (write_tm_constrs_h): Indent generated code.
26547 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26549 * doc/extend.texi (Function Attributes): Add documentation
26550 for isr attributes.
26552 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26555 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26556 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26558 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26560 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26563 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26566 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26567 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26569 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26571 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26572 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26573 constants instead of magic numbers.
26574 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26576 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26577 (x86_64_ms_abi_int_parameter_registers): Ditto.
26578 (x86_64_int_return_registers): Ditto.
26579 (ix86_maybe_switch_abi): Ditto.
26580 (ix86_expand_call): Ditto for clobbered_registers array.
26581 (ix86_hard_regno_mode_ok): Ditto.
26582 (x86_extended_QIreg_mentioned_p): Ditto.
26584 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26586 PR tree-optimization/39349
26587 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26589 * combine.c (gen_lowpart_for_combine): Use omode when generating
26592 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26594 PR rtl-optimization/39235
26595 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26597 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26599 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26601 2009-03-04 Richard Guenther <rguenther@suse.de>
26603 PR tree-optimization/39362
26604 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26605 that occur in abnormal PHIs should be varying.
26607 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26609 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26611 (simple_iv): Take loop as an argument instead of statement.
26612 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26613 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26615 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26617 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26618 * matrix-reorg.c (analyze_transpose): Ditto.
26619 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26620 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26621 * tree-predcom.c (ref_at_iteration): Ditto.
26622 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26624 2009-03-04 Richard Guenther <rguenther@suse.de>
26626 PR tree-optimization/39358
26627 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26628 escaped_id and callused_id.
26629 (solve_graph): Likewise.
26631 2009-03-04 Richard Guenther <rguenther@suse.de>
26633 PR tree-optimization/39339
26634 * tree-sra.c (try_instantiate_multiple_fields): Make it
26635 no longer ICE on the above.
26637 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26639 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26640 that fits within Pmode.
26642 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26644 PR middle-end/10109
26645 * tm.texi (LIBCALL_VALUE): Update description.
26647 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26649 PR middle-end/34443
26650 * doc/extend.texi (section): Update description.
26652 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26654 PR middle-end/39345
26655 * tree-inline.c (remapped_type): New.
26656 (can_be_nonlocal): Call remapped_type instead of remap_type.
26658 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26661 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26662 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26664 2009-03-03 Richard Guenther <rguenther@suse.de>
26666 PR middle-end/39272
26667 * tree.c (tree_nonartificial_location): New function.
26668 * tree.h (tree_nonartificial_location): Declare.
26669 * builtins.c (expand_builtin_memory_chk): Provide location
26670 of the call location for artificial function pieces.
26671 (maybe_emit_chk_warning): Likewise.
26672 (maybe_emit_sprintf_chk_warning): Likewise.
26673 (maybe_emit_free_warning): Likewise.
26674 * expr.c (expand_expr_real_1): Likewise.
26676 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26678 PR tree-optimization/39343
26679 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26680 COMPONENT_REF t has ARRAY_TYPE.
26682 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26684 PR middle-end/39335
26685 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26686 when the type precision of the induction variable should be
26687 larger than the type precision of nit.
26688 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26689 * graphite.c (graphite_loop_normal_form): Same.
26690 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26692 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26694 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26695 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26696 numbers to describe clobbered registers.
26697 (*call_value_0_rex64_ms_sysv): Ditto.
26698 * config/i386/mmx.md (mmx_emms): Ditto.
26699 (mmx_femms): Ditto.
26701 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26703 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26706 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26708 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26709 (spu_section_type_flags): New function.
26711 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26713 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26714 reg_class_contents of FLOAT_REGS into a temporary.
26716 2009-03-02 Richard Guenther <rguenther@suse.de>
26717 Ira Rosen <irar@il.ibm.com>
26719 PR tree-optimization/39318
26720 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26721 information to the vectorized statement.
26723 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26725 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26726 variable. Use defined names instead of magic constants for REX SSE
26729 2009-03-01 Richard Guenther <rguenther@suse.de>
26731 PR tree-optimization/39331
26732 * omp-low.c (lower_send_shared_vars): Do not receive new
26733 values for the reference of DECL_BY_REFERENCE parms or results.
26735 2009-03-01 Jan Hubicka <jh@suse.cz>
26738 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26739 BLOCK_NONLOCALIZED_VAR): New macros.
26740 (tree_block): Add nonlocalized_vars.
26741 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26742 gen_decl_die): Add origin argument. Allow generation of die with
26743 origin at hand only.
26744 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26745 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26747 (gen_block_die): Fix checking for unused blocks.
26748 (process_scope_var): Break out from .... ; work with origins only.
26749 (decls_for_scope) ... here; process nonlocalized list.
26750 (dwarf2out_ignore_block): Look for nonlocalized vars.
26751 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26753 (dump_scope_block): Dump them.
26754 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26755 (remap_block): Likewise.
26756 (can_be_nonlocal): New predicate.
26757 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26759 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26761 * configure: Regenerate.
26763 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26765 * optc-gen.awk: No need to duplicate option flags twice.
26766 Reuse help texts for duplicate options which do not have any.
26768 * gcc.c (display_help): Document --version.
26770 * gcc.c (main): If print_help_list and verbose_flag, ensure
26771 driver output comes before subprocess output.
26773 * optc-gen.awk: Assign all remaining fields to help string,
26774 space-separated, for multi-line help in *.opt.
26776 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26777 -Wno-pedantic-ms-format is for MinGW targets only.
26779 * doc/options.texi (Option file format): Fix bad indentation,
26780 restoring dropped sentence.
26782 2009-02-28 Jan Hubicka <jh@suse.cz>
26784 * tree-inline.c (tree_function_versioning): Output debug info.
26786 2009-02-28 Jan Hubicka <jh@suse.cz>
26789 * tree-inline.c (setup_one_parameter): Do not copy propagate
26790 arguments when not optimizing.
26792 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26795 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26796 (avx_addsubv4df3): Likewise.
26797 (*avx_addsubv4sf3): Likewise.
26798 (sse3_addsubv4sf3): Likewise.
26799 (*avx_addsubv2df3): Likewise.
26800 (sse3_addsubv2df3): Likewise.
26801 (avx_unpckhps256): Correct item selectors.
26802 (avx_unpcklps256): Likewise.
26803 (avx_unpckhpd256): Likewise.
26804 (avx_unpcklpd256): Likewise.
26806 2009-02-28 Jan Hubicka <jh@suse.cz>
26808 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26810 (copy_arguments_for_versioning): If var is declared don't declare it.
26811 (tree_function_versioning): First setup substitutions and then copy
26814 2009-02-27 Jan Hubicka <jh@suse.cz>
26817 * cgraph.h (varpool_output_debug_info): Remove.
26818 * cgraphunit.c (varpool_output_debug_info): Remove.
26819 * dwarf2out.c (deferred_locations_struct): New struct
26820 (deferred_locations): New type.
26821 (deferred_locations_list): New static var.
26822 (deffer_location): New function.
26823 (gen_variable_die): Use it.
26824 (decls_for_scope): Output info on local static vars.
26825 (dwarf2out_finish): Process deferred locations.
26826 * varpool.c (varpool_output_debug_info): Remove.
26828 2009-02-27 Jan Hubicka <jh@suse.cz>
26831 * tree.h (TREE_PROTECTED): Fix comment.
26832 (BLOCK_HANDLER_BLOCK): Remove.
26833 (struct tree_block): Remove handler_block add body_block.
26834 (inlined_function_outer_scope_p): New.
26835 (is_body_block): Remove.
26836 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26837 * dwarf2out.c (is_inlined_entry_point): Remove.
26838 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26839 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26841 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26842 * gimplify.c (gimplify_expr): Gimplify body blocks.
26843 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26844 block with multiple subblocks.
26845 (dump_scope_block): Prettier output; dump more flags and info.
26846 (dump_scope_blocks): New.
26847 (remove_unused_locals): Use dump_scope_blocks.
26848 * tree-flow.h (dump_scope_blocks): Declare.
26849 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26850 * stmt.c (is_body_block): Remove.
26851 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26852 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26854 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26856 PR middle-end/39308
26857 * graphite.c (graphite_loop_normal_form): Do not call
26858 number_of_iterations_exit from a gcc_assert.
26860 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26862 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26863 jumps if COND is NULL.
26864 (find_cond_jump): New function.
26865 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26866 * config/s390/s390.md: Remove z10_cobra attribute value.
26868 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26870 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26871 force_const_mem returns NULL_RTX.
26873 2009-02-26 Jan Hubicka <jh@suse.cz>
26876 * cgraph.h (varpool_output_debug_info): Remove.
26877 * cgraphunit.c (varpool_output_debug_info): Remove.
26878 * dwarf2out.c (deferred_locations_struct): New struct
26879 (deferred_locations): New type.
26880 (deferred_locations_list): New static var.
26881 (deffer_location): New function.
26882 (gen_variable_die): Use it.
26883 (decls_for_scope): Output info on local static vars.
26884 (dwarf2out_finish): Process deferred locations.
26885 * varpool.c (varpool_output_debug_info): Remove.
26887 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26889 PR rtl-optimization/39241
26890 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26891 to subreg_offset_representable_p.
26893 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26895 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26896 execute function prototype. Get f and nregs from max_reg_num
26897 and get_insns. Remove the first backward pass as it's dead,
26898 guard the forward pass by flag_expensive_optimizations.
26899 (rest_of_handle_regmove): Delete.
26900 (pass_regmove): Replace it with regmove_optimize.
26902 2009-02-25 Martin Jambor <mjambor@suse.cz>
26904 PR tree-optimization/39259
26905 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26906 calls_alloca function flags.
26907 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26908 calls are detected.
26910 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26912 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26913 flags_set_1_rtx, flags_set_1_set): Delete.
26914 (regmove_optimize): Do not call mark_flags_life_zones.
26916 2009-02-24 Julian Brown <julian@codesourcery.com>
26919 * config/arm/arm.c (require_pic_register): Only set
26920 cfun->machine->pic_reg once per function.
26922 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26924 * doc/invoke.texi (Link Options): Document an easier way to pass
26925 options that take arguments to the GNU linker using -Xlinker and -Wl.
26927 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26930 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26932 2009-02-24 Richard Guenther <rguenther@suse.de>
26935 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26937 2009-02-24 Richard Guenther <rguenther@suse.de>
26938 Zdenek Dvorak <ook@ucw.cz>
26940 PR tree-optimization/39233
26941 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26942 from converting them to a generic type.
26944 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26946 PR tree-optimization/39260
26947 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26948 contains a condition with a real type.
26949 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26951 2009-02-23 Jason Merrill <jason@redhat.com>
26954 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26955 narrowing_initializer_constant_valid_p.
26956 (narrowing_initializer_constant_valid_p): Don't return
26957 null_pointer_node for adding a pointer to itself.
26959 2009-02-23 Jan Hubicka <jh@suse.cz>
26962 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26965 2009-02-23 Jan Hubicka <jh@suse.cz>
26967 PR tree-optimization/37709
26968 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26969 * tree.h (block_ultimate_origin): Declare.
26970 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26971 * tree-ssa-live.c (remove_unused_scope_block_p):
26972 Eliminate blocks containig no instructions nor live variables nor
26974 (dump_scope_block): New function.
26975 (remove_unused_locals): Enable removal of dead blocks by default;
26976 enable dumping at TDF_DETAILS.
26978 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26980 * config/i386/i386.c (classify_argument): Don't allow COImode
26982 (function_arg_advance_32): Don't allow OImode.
26983 (function_arg_32): Likewise.
26984 (function_value_32): Likewise.
26985 (return_in_memory_32): Likewise.
26986 (function_arg_64): Remove OImode comment.
26988 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26991 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26992 ix86_expand_vector_set for V4DImode in 64bit mode only.
26993 (ix86_expand_vector_init_one_var): Likewise.
26995 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26997 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26999 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27002 * loop-iv.c: Revert last change.
27003 * emit-rtl.c: Likewise.
27005 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
27008 * config/i386/i386.c (type_natural_mode): Remove an extra
27009 space in the warning message.
27010 (function_value_32): Handle 32-byte vector modes.
27011 (return_in_memory_32): Likewise.
27013 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
27015 * loop-iv.c (truncate_value): New function.
27016 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
27018 (lowpart_subreg): Move to...
27019 * emit-rtl.c: ...here.
27021 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
27023 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
27024 accidental and undocumented change at revision 140860.
27026 2009-02-21 Joseph Myers <joseph@codesourcery.com>
27028 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
27029 take gimple_seq * arguments.
27030 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
27031 types_compatible_p langhook.
27033 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27034 Joseph Myers <joseph@codesourcery.com>
27036 * config/arm/arm.c (arm_builtin_va_list): New function.
27037 (arm_expand_builtin_va_start): Likewise.
27038 (arm_gimplify_va_arg_expr): Likewise.
27039 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27040 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27041 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27042 (va_list_type): New variable.
27043 (arm_mangle_type): Mangle va_list_type appropriately.
27045 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27047 PR middle-end/39157
27048 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27049 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27050 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27051 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27052 parameter to 1000 for -O1 by default.
27053 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27055 * loop-invariant.c: Include params.h.
27056 (move_loop_invariants): Don't call move_single_loop_invariants on
27059 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27061 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27062 offset when calculating bounds for indexing stack_usage_map. Fixes
27063 a buffer overflow with certain target setups.
27065 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27068 * calls.c (expand_call): Clear try_tail_call if caller and callee
27069 disagree in promotion of function return value.
27071 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27074 * c-common.c (c_determine_visibility): If visibility changed and
27075 DECL_RTL has been already set, call make_decl_rtl to update symbol
27078 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27081 * varasm.c (assemble_variable): Don't check DECL_NAME when
27082 globalizing a variable.
27084 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27087 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27088 expression before any __builtin_trap call.
27089 * c-typeck.c (build_function_call): Convert and check function
27090 arguments before generating a call to a trap. Evaluate the
27091 function arguments before the trap.
27093 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27096 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27097 (UNSPEC_FXAM_MEM): New unspec.
27098 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27099 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27100 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27102 2009-02-19 Richard Guenther <rguenther@suse.de>
27104 PR tree-optimization/39207
27105 PR tree-optimization/39074
27106 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27107 storedanything_tree): New.
27108 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27109 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27110 (build_succ_graph): Add edges from STOREDANYTHING to all
27112 (init_base_vars): Initialize STOREDANYTHING.
27113 (compute_points_to_sets): Free substitution info after
27114 building the succ graph.
27115 (ipa_pta_execute): Likewise.
27117 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27119 (do_ds_constraint): Do not add to special var or non-pointer
27121 (type_could_have_pointers): Split out from ...
27122 (could_have_pointers): ... here. For arrays use the element type.
27123 (create_variable_info_for): Initialize may_have_pointers.
27124 (new_var_info): Likewise.
27125 (handle_lhs_call): Make the HEAP variable unknown-sized.
27126 (intra_create_variable_infos): Use a type with pointers for
27127 PARM_NOALIAS, make it unknown-sized.
27129 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27132 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27134 2009-02-18 Jason Merrill <jason@redhat.com>
27137 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27138 value if DECL_EXTERNAL.
27139 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27140 * target.h (gcc_target::binds_local_p): Clarify "module".
27141 * tree.h (TREE_PUBLIC): Clarify "module".
27143 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27146 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27147 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27149 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27152 * c.opt (Wabi): Support C and ObjC.
27155 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27157 * config/i386/i386.c (classify_argument): Warn once about the ABI
27158 change when passing union with long double.
27160 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27162 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27165 * c-parser.c (c_parser_compound_statement): Always enter and leave
27168 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27171 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27173 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27175 PR tree-optimization/36922
27176 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27177 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27180 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27182 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27185 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27187 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27189 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27191 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27194 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27195 Richard Sandiford <rdsandiford@googlemail.com>
27197 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27198 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27199 (loongson_biadd): ...this.
27201 2009-02-17 Richard Guenther <rguenther@suse.de>
27203 PR tree-optimization/39202
27204 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27205 a var make sure to follow existing collapses.
27207 2009-02-17 Richard Guenther <rguenther@suse.de>
27209 PR middle-end/39214
27210 * langhooks.c (lhd_print_error_function): Check for NULL block.
27212 2009-02-17 Richard Guenther <rguenther@suse.de>
27214 PR tree-optimization/39204
27215 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27218 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27220 * config/soft-fp/double.h: Update from glibc CVS.
27222 2009-02-17 Richard Guenther <rguenther@suse.de>
27224 PR tree-optimization/39207
27225 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27226 strict-aliasing warnings for pointers pointing to NULL.
27228 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27231 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27232 skipping until next close brace.
27234 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27237 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27238 to function argument boundary.
27240 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27242 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27243 in the lea_add. Reload eventually constraints it properly.
27244 * config/picochip/constraints.md: Remove the target constraint
27245 "b", since it is not needed anymore.
27247 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27249 * gthr-dce.h: Uglify function parameter and local variable names.
27250 * gthr-gnat.h: Likewise.
27251 * gthr-mipssde.h: Likewise.
27252 * gthr-nks.h: Likewise.
27253 * gthr-posix95.h: Likewise.
27254 * gthr-posix.h: Likewise.
27255 * gthr-rtems.h: Likewise.
27256 * gthr-single.h: Likewise.
27257 * gthr-solaris.h: Likewise.
27258 * gthr-tpf.h: Likewise.
27259 * gthr-vxworks.h: Likewise.
27260 * gthr-win32.h: Likewise.
27262 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27265 * config/i386/i386.md: Restrict the new peephole2 to move
27266 between MMX/SSE registers.
27268 2009-02-15 Richard Guenther <rguenther@suse.de>
27271 2009-02-13 Richard Guenther <rguenther@suse.de>
27273 * configure.ac: Enable LFS.
27274 * configure: Re-generate.
27275 * config.in: Likewise.
27277 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27279 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27280 spu_srqwbyte, spu_srqwbytebc): Define.
27281 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27282 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27283 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27284 "shrqby_<mode>"): New insn-and-split patterns.
27285 * config/spu/spu.c (expand_builtin_args): Determine and return
27286 number of operands using spu_builtin_description data.
27287 (spu_expand_builtin_1): Use it.
27289 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27292 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27295 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27298 * config/i386/i386.c (override_options): Correct warning
27299 messages for -malign-loops, -malign-jumps and -malign-functions.
27301 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27304 * config/i386/i386.md: Restrict the new peephole2 to move
27305 between the general purpose registers.
27307 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27310 * config/i386/i386.c (type_natural_mode): Add a new argument.
27311 Return the original mode and warn ABI change if vector size is 32byte.
27312 (function_arg_advance): Updated.
27313 (function_arg): Likewise.
27314 (ix86_function_value): Likewise.
27315 (ix86_return_in_memory): Likewise.
27316 (ix86_sol10_return_in_memory): Likewise.
27317 (ix86_gimplify_va_arg): Likewise.
27318 (function_arg_32): Don't warn ABX ABI change here.
27319 (function_arg_64): Likewise.
27321 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27323 * loop-iv.c (implies_p): In the final case, test that operands 0
27324 of the two comparisons match.
27326 * config/bfin/bfin.c (find_prev_insn_start): New function.
27327 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27328 (find_next_insn_start): Move.
27330 2009-02-13 Richard Guenther <rguenther@suse.de>
27332 * configure.ac: Enable LFS.
27333 * configure: Re-generate.
27334 * config.in: Likewise.
27336 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27339 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27340 sizes on syntax error after some arguments have been parsed.
27342 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27344 * doc/invoke.texi (-fira): Remove.
27346 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27348 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27349 * recog.c: Likewise.
27352 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27354 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27355 (umul_ppmm): Likewise.
27356 (count_leading_zeros): Likewise.
27357 (count_trailing_zeros): Likewise.
27358 (UMUL_TIME): Likewise.
27360 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27362 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27363 soft-fp/t-softfp to tmake_file.
27365 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27366 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27367 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27368 IA64_BUILTIN_INFQ]: New.
27369 (ia64_init_builtins): Initialize __builtin_infq,
27370 __builtin_fabsq and __builtin_copysignq if not HPUX.
27371 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27372 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27374 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27376 (__fixtfti): Likewise.
27377 (__fixunstfti): Likewise.
27378 (__floattitf): Likewise.
27380 * config/ia64/libgcc-glibc.ver: New.
27381 * config/ia64/t-fprules-softfp: Likewise.
27382 * config/ia64/sfp-machine.h: Likewise.
27384 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27385 (LIBGCC2_TF_CEXT): Likewise.
27386 (TF_SIZE): Likewise.
27387 (TARGET_INIT_LIBFUNCS): Likewise.
27389 * config/ia64/t-glibc (SHLINB_MAPFILES):
27390 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27392 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27394 * config/i386/i386.c (construct_container): Rewrite processing
27395 BLKmode with X86_64_SSE_CLASS.
27397 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27400 * config/i386/i386.md: Replace simplify_replace_rtx with
27401 replace_rtx in the new peephole2.
27403 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27405 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27406 loop unrolling do not happen at -O2.
27408 2009-02-12 Michael Matz <matz@suse.de>
27410 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27412 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27414 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27417 2009-02-12 Ben Elliston <bje@au.ibm.com>
27419 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27420 patterns when updating the back chain. Missed in the 2009-02-10
27423 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27425 * doc/extend.texi (Decimal Floating Types): Update identifier of
27426 draft TR and list of missing support.
27428 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27430 PR middle-end/39154
27431 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27432 bit to variable length decl's flags, add it also to its
27433 pointer replacement variable.
27435 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27436 Jakub Jelinek <jakub@redhat.com>
27439 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27440 (memory_blockage): New expander.
27441 (*memory_blockage): New insn pattern.
27442 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27443 instead of general blockage at the end of function prologue when
27444 frame pointer is used to access red zone area. Do not emit blockage
27445 when profiling, it is emitted in generic code.
27446 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27447 function epilogue when frame pointer is used to access red zone area.
27449 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27452 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27453 by arithmetic with memory operands.
27454 * config/i386/predicates.md (commutative_operator): New.
27456 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27458 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27461 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27463 * alias.h (record_alias_subset): Declare.
27464 * alias.c (record_alias_subset): Make global.
27466 2009-02-10 Nick Clifton <nickc@redhat.com>
27468 * tree-parloops.c: Change license to GPLv3.
27469 * ipa-struct-reorg.c: Change license to GPLv3.
27470 * ipa-struct-reorg.h: Change license to GPLv3.
27472 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27475 * c-decl.c (start_struct): Return NULL on error.
27477 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27479 PR middle-end/39124
27480 * cfgloopmanip.c (remove_path): Call remove_bbs after
27481 cancel_loop_tree, not before it.
27484 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27485 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27486 VAR_DECLs were seen.
27487 * tree-ssa-live.c (remove_unused_locals): Recompute
27488 cfun->has_local_explicit_reg_vars.
27489 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27490 copies or clearings if cfun->has_local_explicit_reg_vars.
27492 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27495 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27496 of function prologue when frame pointer is used to access
27499 2009-02-10 Richard Guenther <rguenther@suse.de>
27501 PR middle-end/39127
27502 * gimplify.c (gimple_regimplify_operands): Always look if
27503 we need to create a temporary.
27505 2009-02-10 Richard Guenther <rguenther@suse.de>
27507 PR tree-optimization/39132
27508 * tree-loop-distribution.c (todo): New global var.
27509 (generate_memset_zero): Trigger TODO_rebuild_alias.
27510 (tree_loop_distribution): Return todo.
27512 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27515 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27516 (x86_64_reg_class_name): Removed.
27517 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27518 first one isn't X86_64_SSE_CLASS or any other ones aren't
27519 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27520 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27521 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27522 and 3 X86_64_SSEUP_CLASS.
27523 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27524 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27526 2009-02-10 Ben Elliston <bje@au.ibm.com>
27528 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27529 form instruction to update the stack back chain word, even if the
27530 user has disabled the generation of update instructions.
27531 (movdi_<mode>_update_stack): New.
27532 (movsi_update_stack): Likewise.
27533 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27534 always use an update form instruction to update the stack back
27537 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27539 PR middle-end/38953
27540 * graphite.c (if_region_set_false_region): After moving a region in
27541 the false branch of a condition, remove the empty dummy basic block.
27542 (gloog): Remove wrong fix for PR38953.
27544 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27546 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27547 generation due to implicit sign extension.
27549 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27551 PR middle-end/38981
27552 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27553 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27555 2009-02-09 Richard Guenther <rguenther@suse.de>
27557 PR middle-end/35202
27558 * convert.c (convert_to_real): Disable (float)fn((double)x)
27559 to fnf(x) conversion if errno differences may occur and
27560 -fmath-errno is set.
27562 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27564 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27565 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27566 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27568 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27571 * c-common.c (handle_alias_attribute): Disallow attribute for
27572 anything not a FUNCTION_DECL or VAR_DECL.
27574 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27577 * real.c (do_compare): Special-case compare of zero against
27578 decimal float value.
27580 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27583 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27584 as indicating flexible array members unless the field itself is
27585 being declarared as the incomplete array.
27587 2009-02-06 Jan Hubicka <jh@suse.cz>
27589 PR tree-optimization/38844
27590 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27591 is already inlined.
27593 2009-02-06 Richard Guenther <rguenther@suse.de>
27595 PR middle-end/38977
27596 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27597 fork because we may expand it as __gcov_fork.
27599 2009-02-06 Nick Clifton <nickc@redhat.com>
27601 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27603 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27605 PR tree-optimization/35659
27606 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27607 vn_phi_eq): Shortcut if hashcode does not match.
27608 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27610 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27611 and avoid iterative_hash_expr.
27612 (FOR_EACH_VALUE_ID_IN_SET): New.
27613 (value_id_compare): Remove.
27614 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27615 sort expressions by value id.
27617 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27620 * config/sh/predicates.md (general_movsrc_operand): Don't check
27621 the subreg of system registers here.
27623 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27626 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27627 on the copied decl.
27629 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27631 PR rtl-optimization/39110
27632 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27633 addresses, not aligned ones.
27635 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27636 Richard Guenther <rguenther@suse.de>
27638 PR tree-optimization/39100
27639 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27640 comment says and add edges.
27642 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27645 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27646 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27648 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27650 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27651 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27652 register_bb_in_sese, new_sese, free_sese): Moved.
27653 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27654 outermost_loop_in_scop, build_scop_iteration_domain,
27655 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27656 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27657 Use loop_in_sese_p instead of loop_in_scop_p.
27658 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27659 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27660 (scopdet_basic_block_info): Fix bug in scop detection.
27661 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27662 eq_loop_to_cloog_loop): Remove.
27663 (nb_loops_around_loop_in_scop, nb_loop
27664 ref_nb_loops): Moved here...
27665 * graphite.h (ref_nb_loops): ... from here.
27666 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27667 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27668 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27670 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27671 Hans-Peter Nilsson <hp@axis.com>
27673 PR rtl-optimization/37889
27674 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27675 Move offset handling from PLUS to before the switch. Use new
27676 arguments when considering SYMBOL_REFs too.
27677 (rtx_addr_can_trap_p): Pass dummy offset and size.
27678 (enum may_trap_p_flags): Remove.
27679 (may_trap_p_1): Pass size from MEM_SIZE.
27681 PR rtl-optimization/38921
27682 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27683 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27684 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27685 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27687 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27689 AVX Programming Reference (January, 2009)
27690 * config/i386/sse.md (*vpclmulqdq): New.
27692 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27694 PR tree-optimization/38977
27695 PR gcov-profile/38292
27696 * calls.c (special_function_p): Disregard __builtin_ prefix.
27698 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27700 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27701 non-indexable addresses even before reload.
27703 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27706 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27707 as having variable size. Do not give an error for unnamed
27708 parameters with [*] declarators. Give a warning for type names
27709 with [*] declarators and mark them as variable size.
27710 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27711 for sizeof applied to [*] type names.
27713 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27716 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27718 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27720 * gcc.c (process_command): Update copyright notice dates.
27721 * gcov.c (print_version): Likewise.
27722 * gcov-dump.c (print_version): Likewise.
27723 * mips-tfile.c (main): Likewise.
27724 * mips-tdump.c (main): Likewise.
27726 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27729 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27730 for composite type involving a zero-length array type.
27732 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27735 * function.c (match_asm_constraints_1): Skip over
27736 initial optional % in the constraint.
27738 PR inline-asm/39059
27739 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27740 supported, don't accept FIXED_CSTs.
27741 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27742 and _Sat is used without _Fract/_Accum. Set specs->type to
27743 integer_type_node for cts_fract/cts_accum if fixed point is not
27746 2009-02-02 Catherine Moore <clm@codesourcery.com>
27748 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27750 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27752 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27753 (ABI_HAS_64BIT_SYMBOLS): Use it.
27754 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27756 2009-02-02 Paul Brook <paul@codesourcery.com>
27758 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27760 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27762 PR inline-asm/39058
27763 * recog.h (asm_operand_ok): Add constraints argument.
27764 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27765 recurse on matching constraint.
27766 (check_asm_operands): Pass constraints as 3rd argument to
27767 asm_operand_ok. Don't look up matching constraint here.
27768 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27771 2009-02-02 Ben Elliston <bje@au.ibm.com>
27773 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27774 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27776 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27778 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27779 information. Remove some obsolete information. Reorganize.
27781 * config/pa/fptr.c: Revert license to GPL 2.
27782 * config/pa/milli64.S: Likewise.
27784 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27787 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27788 LIBRARY name in, instead of hard-coding it.
27789 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27790 extra target make frag to tmake_files according to EH model.
27791 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27792 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27793 frags that define makefile variable EH_MODEL appropriately.
27794 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27795 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27796 to "-sjlj" according to type of EH configured.
27797 (LIBGCC_SONAME): Concatenate it to shared library base name.
27798 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27799 to "_sjlj" according to type of EH configured.
27800 (LIBGCC_SONAME): Concatenate it to shared library base name.
27801 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27802 (SHLIB_LINK): Add missing semicolon to if-else construct.
27803 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27804 string value of "pe_dll" command-line option.
27805 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27806 (SHLIB_SONAME): Use it when overriding t-cygming default.
27807 (SHLIB_IMPLIB): Override t-cygming default.
27808 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27809 string value of "pe_dll" command-line option.
27811 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27814 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27815 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27817 2009-01-31 Richard Guenther <rguenther@suse.de>
27819 PR tree-optimization/38937
27820 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27821 computing the transitive closure.
27823 2009-01-30 Richard Guenther <rguenther@suse.de>
27825 PR tree-optimization/39041
27826 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27827 Propagate variable indices only if the types match for this stmt.
27829 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27832 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27833 inline but never defined.
27835 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27837 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27838 (*insv_h_di_reg_extimm): New insn.
27839 (*insv_l<mode>_reg_extimm): New insn.
27841 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27843 * config/picochip/picochip.c (flag_conserve_stack): set
27844 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27845 fconserve-stack. Reduce call-overhead used by inliner.
27847 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27850 * common.opt (flag_conserve_stack): Initialised to zero.
27852 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27855 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27856 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27859 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27861 * ira-color.c (allocno_reload_assign): Update comments.
27862 * regmove.c (regmove_optimize): Likewise.
27866 2009-01-29 Robert Millan <rmh@aybabtu.com>
27868 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27869 * config/i386/kopensolaris-gnu.h: New file. Undefine
27870 `MD_UNWIND_SUPPORT'.
27871 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27873 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27875 PR tree-optimization/39007
27876 * tree-loop-distribution.c (generate_builtin): Use
27877 recompute_dominator to compute the immediate dominator of the
27878 basic block just after the loop.
27880 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27882 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27883 (ASM_OUTPUT_DWARF_PCREL): Define.
27885 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27887 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27888 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27889 global. Modify entries about regmove and IRA.
27891 * ra-conflict.c: Remove the file.
27893 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27895 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27896 (pass_regclass_init): Rename to pass_reginfo_init.
27898 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27900 * toplev.h (flag_ira): Remove.
27902 * caller-save.c (setup_save_areas): Remove flag_ira.
27904 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27906 * global.c: Remove the file.
27908 * opts.c (decode_options): Remove flag_ira.
27910 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27912 * regmove.c: Modify file description.
27913 (find_use_as_address, try_auto_increment): Define them only if
27914 AUTO_INC_DEC is defined.
27915 (replacement_quality, replace_in_call_usage, fixup_match_1,
27916 stable_and_no_regs_but_for_p): Remove.
27917 (reg_set_in_bb): Make it static.
27918 (regmove_optimize): Remove flag_ira and code which worked for
27921 * local-alloc.c: Remove the file.
27923 * common.opt (fira): Remove.
27925 * ira.c: Include except.h.
27926 (eliminable_regset): Move from global.c.
27927 (mark_elimination): Ditto. Remove flag_ira.
27928 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27929 equiv_mem_modified, validate_equiv_mem_from_store,
27930 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27931 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27932 no_equiv, recorded_label_ref): Move from local-alloc.c.
27933 (update_equiv_regs): Ditto. Make it static.
27934 (print_insn_chain, print_insn_chains): Move it from global.c.
27935 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27936 (build_insn_chain): Ditto. Make it static.
27937 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27938 Rename to init_live_subregs.
27939 (gate_ira): Remove flag_ira.
27941 * regclass.c: Rename reginfo.c. Change file description.
27942 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27943 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27944 (init_reg_sets_1): Remove code for evaluation of
27945 reg_class_superclasses and losing_caller_save_reg_set.
27946 (init_regs): Remove init_reg_autoinc.
27947 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27948 ok_for_base_p_nonstrict): Remove.
27949 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27950 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27951 corresponding entries.
27952 (dump_regclass, record_operand_costs, scan_one_insn,
27953 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27954 record_address_regs, auto_inc_dec_reg_p): Remove.
27955 (gt-regclass.h): Rename to gt-reginfo.h.
27957 * rtl.h (dump_global_regs, retry_global_alloc,
27958 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27960 * Makefile.in (RA_H): Remove.
27961 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27962 Rename regclass.o to reginfo.o.
27963 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27965 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27966 (GTFILES): Rename regclass.c to reginfo.c.
27968 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27969 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27971 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27972 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27974 (finish_spills): Ditto. Remove code for !flag_ira.
27976 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27978 PR middle-end/35854
27979 * doc/invoke.texi (rtl debug options): Complete rewrite.
27980 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27982 * mode-switching.c (pass_mode_switching): Rename pass from
27983 "mode-sw" to "mode_sw".
27984 * except.c (pass_convert_to_eh_ranges): Rename pass from
27985 "eh-ranges" to "eh_ranges".
27986 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27990 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27991 Alexander Monakov <amonakov@ispras.ru>
27993 PR middle-end/38857
27994 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27996 (move_exprs_to_boundary): Change return type and pass through
27997 should_move from move_op. Relax assert. Update usage ...
27998 (schedule_expr_on_boundary): ... here. Use should_move instead of
28000 (move_op_orig_expr_found): Indicate that insn was disconnected from
28002 (code_motion_process_successors): Do not call after_merge_succs
28003 callback if original expression was not found when traversing any of
28005 (code_motion_path_driver): Change return type. Update prototype.
28006 (move_op): Update comment. Add a new parameter (should_move). Update
28007 prototype. Set *should_move based on indication provided by
28008 move_op_orig_expr_found.
28010 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
28012 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
28013 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
28014 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
28015 * config/rs6000/rs6000.c (rs6000_override_options): Default
28016 avoid-indexed-addresses on for Power6, off for everything else.
28017 (avoiding_indexed_address_p): New function.
28018 (rs6000_legitimize_address): Use it.
28019 (rs6000_legitimate_address): Likewise.
28020 * config/rs6000/rs6000.md (movXX_updateX): Likewise
28022 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
28024 PR tree-optimization/38997
28025 * tree-loop-distribution.c (generate_memset_zero): Use
28026 POINTER_PLUS_EXPR for a pointer addition.
28028 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
28030 * config/s390/s390.md (bswap<mode>2): New pattern added.
28032 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28034 * config/s390/s390.md (*tls_load_31): Added type attribute.
28036 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28038 * config/s390/s390.md: Fix a few comments.
28040 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28042 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28043 (*tm<mode>_full): Fixed z10prop attribute.
28044 (*tst<mode>_extimm): Fixed z10prop attribute.
28045 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28046 (*tstqiCCT_cconly): Fixed z10prop attribute.
28047 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28048 (*movsi_larl): Fixed z10prop attribute.
28049 (*movsi_zarch): Fixed z10prop attribute.
28050 (*movsi_eas): Fixed z10prop attribute.
28051 (*movhi): Fixed z10prop attribute.
28052 (*movqi): Fixed z10prop attribute.
28053 (*movstrictqi): Fixed z10prop attribute.
28054 (*mov<mode>): Fixed z10prop attribute.
28055 (*movcc): Fixed z10prop attribute.
28056 (*sethighpartdi_64): Fixed z10prop attribute.
28057 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28058 (*negdi2_sign_cc): Fixed z10prop attribute.
28059 (*negdi2_sign): Fixed z10prop attribute.
28060 (*absdi2_sign_cc): Fixed z10prop attribute.
28061 (*absdi2_sign): Fixed z10prop attribute.
28062 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28063 (*negabsdi2_sign): Fixed z10prop attribute.
28064 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28065 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28066 (doloop_si64): Fixed z10prop attribute.
28067 (doloop_si31): Fixed z10prop attribute.
28068 (doloop_long): Fixed z10prop attribute.
28069 (indirect_jump): Fixed z10prop attribute.
28070 (nop): Fixed z10prop attribute.
28071 (main_base_64): Fixed z10prop attribute.
28072 (reload_base_64): Fixed z10prop attribute.
28074 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28076 PR rtl-optimization/38740
28077 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28079 * config/mips/mips.c (mips_reorg): Likewise.
28081 2009-01-28 Richard Guenther <rguenther@suse.de>
28083 PR tree-optimization/38926
28084 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28085 with the correct value id to a value.
28086 (do_regular_insertion): Use the value number of edoubleprime
28087 for the value number of the expr.
28090 2008-08-21 Richard Guenther <rguenther@suse.de>
28092 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28093 a PHI ask VN if it is already available.
28094 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28095 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28097 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28099 PR middle-end/38934
28100 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28101 set to varying whenever max has TREE_OVERFLOW set, similarly
28102 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28104 2009-01-28 Richard Guenther <rguenther@suse.de>
28106 PR middle-end/38908
28107 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28108 uninitialized aggregate uses in call arguments.
28110 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28112 PR tree-optimization/38984
28113 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28114 the nothing_id variable if -fno-delete-null-pointer-checks.
28116 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28119 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28120 (set_got_offset_rex64): Ditto.
28122 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28125 * doc/extend.texi: Improve local variable with asm reg.
28127 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28129 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28130 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28131 was not supplied then set warn_packed_bitfield_compat to the
28132 default value of 1.
28133 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28136 2009-01-27 Richard Guenther <rguenther@suse.de>
28138 PR tree-optimization/38503
28139 * cfgexpand.c (expand_gimple_basic_block): Ignore
28140 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28141 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28142 variables that cannot have TBAA applied.
28143 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28146 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28148 PR middle-end/38969
28149 * calls.c (initialize_argument_information): Do not wrap complex
28150 arguments in SAVE_EXPR.
28152 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28154 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28155 (INSTALL_LIBGCC): Revert typo commit.
28157 2009-01-26 Richard Guenther <rguenther@suse.de>
28159 PR tree-optimization/38745
28160 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28161 from special handling.
28163 2009-01-26 Richard Guenther <rguenther@suse.de>
28165 PR tree-optimization/38745
28166 * tree-ssa.c (execute_update_addresses_taken): Do not include
28167 variables that cannot possibly be a register in not_reg_needs.
28168 Do not clear TREE_ADDRESSABLE on vars that may not become
28170 * tree-ssa.c (update_alias_info_1): Include those in the set
28171 of addressable vars.
28173 2009-01-26 Richard Guenther <rguenther@suse.de>
28175 PR middle-end/38851
28176 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28177 * tree-ssa-dse.c: Include langhooks.h
28178 (execute_simple_dse): Remove stores with zero size.
28180 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28183 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28186 2009-01-24 Julian Brown <julian@codesourcery.com>
28188 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28189 config/arm/linux-atomic.c.
28190 * config/arm/linux-atomic.c: New.
28192 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28194 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28195 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28196 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28198 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28201 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28204 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28206 PR tree-optimization/38953
28207 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28208 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28209 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28210 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28213 2009-01-24 Paul Brook <paul@codesourcery.com>
28215 * config/arm/neon.md (neon_type): Move to arm.md.
28216 (neon_mov<VSTRUCT>): Add neon_type attribute.
28217 * config/arm/arm.md (neon_type): Move to here.
28218 (conds): Add "unconditioal" and use as default for NEON insns.
28220 2009-01-24 Ben Elliston <bje@au.ibm.com>
28222 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28223 void *' warning from -Wc++-compat.
28224 * Makefile.in (dominance.o-warn): Remove.
28226 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28228 PR tree-optimization/38932
28229 * fold-const.c (fold_unary_ignore_overflow): New.
28230 * tree.h (fold_unary_ignore_overflow): Declare.
28231 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28232 * tree-ssa-sccvn.c (visit_reference_op_load,
28233 simplify_unary_expression): Likewise.
28235 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28237 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28238 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28239 regardless of their type.
28240 * c-common.c (handle_packed_attribute): Don't ignore packed on
28242 * c.opt (Wpacked-bitfield-compat): New warning option.
28243 * stor-layout.c (place_field): Warn if offset of a field changed.
28244 * doc/extend.texi (packed): Mention the ABI change.
28245 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28246 (Warning Options): Add it to the list.
28248 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28250 * c-opts.c (c_common_post_options): Fix a typo in comments.
28252 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28254 PR middle-end/38615
28255 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28256 variables to static.
28257 * doc/invoke.texi (-fmerge-all-constants): Update description.
28259 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28262 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28263 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28265 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28267 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28269 (LOCAL_ALIGNMENT): Similarly.
28271 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28272 Joseph Myers <joseph@codesourcery.com>
28274 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28275 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28276 * config/arm/arm-tune.md: Regenerate.
28277 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28280 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28282 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28283 version number to five.
28285 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28288 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28289 * c-common.c (set_underlying_type): Likewise.
28290 (is_typedef_decl ): Likewise
28292 (set_underlying_type): Likewise.
28293 (is_typedef_type): Likewise.
28295 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28297 PR middle-end/38587
28298 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28301 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28304 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28305 (LIBGCC_SPEC): Don't define.
28306 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28308 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28310 PR rtl-optimization/38879
28311 * alias.c (base_alias_check): Unaligned access via AND address can
28312 alias all surrounding object types except those with sizes equal
28313 or wider than the size of unaligned access.
28315 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28318 * c-decl.c (clone_underlying_type): Move this ...
28319 * c-common.c (set_underlying_type): ... here.
28320 Also, make sure the function properly sets TYPE_STUB_DECL() on
28321 the newly created typedef variant type.
28322 (is_typedef_decl ): New entry point.
28323 * tree.h: Added a new member member_types_needing_access_check to
28324 struct tree_decl_non_common.
28325 (set_underlying_type): New entry point.
28326 (is_typedef_type): Likewise.
28328 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28330 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28331 Check whether two instructions have memory references that
28332 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28333 are helper functions for traversing.
28334 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28335 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28336 not to draw dependency edge for instructions with non-conflicting
28339 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28342 * longlong.h: Update copyright years. Use soft-fp license notice.
28343 Sync __clz_tab declaration with glibc.
28345 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28348 * doc/extend.texi (syscall_linkage): New.
28349 (version_id): Modify.
28351 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28352 Richard Guenther <rguenther@suse.de>
28354 PR tree-optimization/38747
28355 PR tree-optimization/38748
28356 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28357 conversion if the base address is an indirect reference and the
28358 aliasing sets could cause issues.
28360 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28362 * common.opt (fgraphite, fgraphite-identity): Add comment for
28363 explaining why these options are not documented.
28365 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28367 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28368 gimple_call_lhs is NULL.
28370 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28373 * emit-rtl.c (adjust_address_1): Make sure memref is never
28376 2009-01-20 Ben Elliston <bje@au.ibm.com>
28378 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28379 const qualifier from arg parameter. Remove unnecessary cast to char *.
28380 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28381 const qualifier from arg 2.
28383 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28385 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28387 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28390 * rtl.h (reinit_regs): New prototype.
28391 * regclass.c: Include ira.h.
28392 (reinit_regs): New.
28393 * Makefile.in (regclass.o): Add ira.h.
28394 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28396 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28399 * c-common.c (handle_aligned_attribute): Use
28400 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28401 default alignment value.
28403 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28405 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28406 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28408 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28409 __BIGGEST_ALIGNMENT__.
28411 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28413 2009-01-18 Richard Guenther <rguenther@suse.de>
28415 PR tree-optimization/38819
28416 * tree-flow.h (operation_could_trap_helper_p): Declare.
28417 * tree-eh.c (operation_could_trap_helper_p): Export.
28418 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28419 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28420 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28421 are about to insert a possibly trapping instruction and fail
28424 2009-01-18 Andreas Schwab <schwab@suse.de>
28426 * doc/install.texi (Configuration): Remove obsolete paragraph
28427 about use of --with-gnu-ld with --with-gnu-as.
28429 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28431 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28432 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28433 Follow spelling conventions.
28435 2009-01-18 Ben Elliston <bje@au.ibm.com>
28437 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28438 C++ warning about implicit conversion from void * to struct
28440 (bitmap_obstack_free): Likewise for bitmap_element *.
28441 * Makefile.in (bitmap.o-warn): Remove.
28443 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28445 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28447 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28448 Tobias Grosser <tobi.grosser@amd.com>
28450 * graphite.c (graphite_trans_scop_block): Do not block single
28453 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28455 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28456 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28457 test with assertion.
28459 2009-01-16 Richard Guenther <rguenther@suse.de>
28461 PR tree-optimization/38835
28462 PR middle-end/36227
28463 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28464 and INT + PTR -> (INT)(PTR p+ INT) folding.
28465 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28467 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28470 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28471 the subreg from a lowpart subreg if it is also casting the value.
28473 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28474 Tobias Grosser <tobi.grosser@amd.com>
28476 * graphite.c (compare_prefix_loops): New.
28477 (build_scop_canonical_schedules): Rewritten.
28478 (graphite_transform_loops): Move build_scop_canonical_schedules
28479 after build_scop_iteration_domain.
28481 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28482 Tobias Grosser <tobi.grosser@amd.com>
28484 * graphite.c (add_conditions_to_domain): Add the loops to
28485 the dimension of the iteration domain. Do copy the domain
28486 only when it exists.
28487 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28488 (add_conditions_to_constraints): New.
28489 (can_generate_code_stmt, can_generate_code): Removed.
28490 (gloog): Do not call can_generate_code.
28491 (graphite_transform_loops): Call add_conditions_to_constraints
28492 after building the iteration domain.
28494 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28496 PR tree-optimization/38789
28497 * tree-ssa-threadedge.c
28498 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28499 __builtin_constant_p.
28501 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28503 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28504 examined before deleting them.
28506 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28508 * function.c (aggregate_value_p): Correctly extract the function
28509 type from CALL_EXPR_FN lookup.
28511 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28513 * config/picochip/picochip.c (picochip_override_options): Revert
28514 CFI asm flag disable commited previously.
28516 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28517 Tobias Grosser <tobi.grosser@amd.com>
28518 Jan Sjodin <jan.sjodin@amd.com>
28520 * graphite.c (scan_tree_for_params): On substractions negate
28521 all the coefficients of the term.
28522 (clast_to_gcc_expression_red): New. Handle reduction expressions
28523 of more than two operands.
28524 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28525 (get_vdef_before_scop): Handle also the case of default definitions.
28527 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28529 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28530 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28531 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28533 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28534 Joey Ye <joey.ye@intel.com>
28536 PR middle-end/37843
28537 * cfgexpand.c (expand_stack_alignment): Don't update stack
28538 boundary nor check incoming stack boundary here.
28539 (gimple_expand_cfg): Update stack boundary and check incoming
28540 stack boundary here.
28542 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28544 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28546 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28548 PR rtl-optimization/38245
28549 * calls.c (expand_call): Add stack arguments to
28550 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28551 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28552 in regs and partially in memory or BLKmode arguments.
28553 (emit_library_call_value_1): Add stack arguments to
28554 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28555 ACCUMULATE_OUTGOING_ARGS).
28556 * dce.c: Include tm_p.h.
28557 (find_call_stack_args): New function.
28558 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28560 (mark_insn): Call find_call_stack_args for CALL_Ps.
28561 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28562 forwards. Allocate and free arg_stores bitmap if needed, pass it
28563 down to deletable_insn_p, don't mark stores set in arg_stores
28564 bitmap, clear the bitmap at the beginning of each bb.
28565 * Makefile.in (dce.o): Depend on $(TM_P_H).
28567 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28570 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28571 to make sure the insn is a conditional test (bug 22599). Reformat a
28574 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28576 PR middle-end/38431
28577 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28578 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28579 (gloog): Do not call cleanup_tree_cfg.
28580 (graphite_transform_loops): Call cleanup_tree_cfg after all
28581 scops have been code generated.
28583 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28584 * doc/gty.texi (Invoking the garbage collector): Added new node
28585 and section documenting ggc_collect.
28587 2009-01-14 Richard Guenther <rguenther@suse.de>
28589 PR tree-optimization/38826
28590 PR middle-end/38477
28591 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28592 initialization notes only if we actually emitted a warning.
28593 (intra_create_variable_infos): Add constraints for a result decl
28594 that is passed by hidden reference.
28595 (build_pred_graph): Mark all related variables non-direct on
28598 2009-01-14 Nick Clifton <nickc@redhat.com>
28600 * ira-conflicts.c: Include addresses.h for the definition of
28602 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28603 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28605 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28608 * Makefile.in (ira-lives.o): Add except.h.
28610 * ira-lives.c: Include except.h.
28611 (process_bb_node_lives): Process can_throw_internal.
28613 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28615 PR rtl-optimization/38774
28616 * combine.c (simplify_set): When undoing cc_use change, don't do
28617 PUT_CODE on the newly created comparison, but instead put back the
28620 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28622 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28623 values. Remove duplicate arm8 entry.
28625 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28627 PR tree-optimization/38786
28628 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28629 the SSA_NAME case of expand_scalar_variables_expr.
28630 Set the type of an expression to the type of its assign statement.
28631 (expand_scalar_variables_expr): Also gather the scalar computation
28632 used to index the memory access. Do not pass loop_p.
28633 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28634 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28635 the gimple_stmt_iterator where it inserts new code.
28636 Do not pass loop_p.
28637 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28638 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28640 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28642 * graphite.h (debug_value): Removed.
28643 * graphite.c (debug_value): Removed.
28645 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28647 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28648 ldrd/strd with two 32-bit instructions.
28650 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28652 * config/arm/arm.c (struct processors): Pass for speed down into
28653 cost helper functions.
28654 (const_ok_for_op): Handle COMPARE and inequality nodes.
28655 (arm_rtx_costs_1): Rewrite.
28656 (arm_size_rtx_costs): Update prototype.
28657 (arm_rtx_costs): Pass speed down to helper functions.
28658 (arm_slowmul_rtx_costs): Rework cost calculations.
28659 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28660 (arm_9e_rtx_costs): Likewise.
28662 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28664 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28665 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28666 (alpha_legitimize_address): Do not split local symbols wider than
28667 UNITS_PER_WORD into HIGH/LO_SUM parts.
28669 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28672 * gcc.c (process_command): Replace call to execvp with calls
28673 to pex_one and exit.
28675 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28678 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28679 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28680 variant for devices with 3-byte PC.
28681 (__tablejump_elpm__): New.
28683 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28686 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28687 offsetof member-designator, handle it as `[0].'.
28689 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28691 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28692 function when not using named sections on targets with named sections
28693 if branch distance is less than 262132.
28695 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28697 * combine.c (combine_instructions): Recompute
28698 optimize_this_for_speed_p for each BB in the main combine loop.
28700 2009-01-12 Tomas Bily <tbily@suse.cz>
28703 * tree-loop-distribution.c (prop_phis): New function.
28704 (generate_builtin): Call prop_phis.
28706 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28708 PR tree-optimization/38807
28709 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28710 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28712 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28714 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28715 subreg of op0 to the original op0.
28717 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28719 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28721 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28724 * mips-tfile.c (parse_def): Fix parsing of def strings
28725 starting with digits.
28727 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28730 * config/arm/arm.c (arm_is_long_call_p): Don't call
28731 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28733 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28735 * regrename.c (regrename_optimize): Fix dumping.
28736 (find_oldest_value_reg): Preserve REG_POINTER.
28737 (copy_hardreg_forward_1): Likewise.
28739 2009-01-09 Diego Novillo <dnovillo@google.com>
28741 * gimple.h (struct gimple_statement_base) <uid>: Document
28742 the restrictions on its use.
28743 (gimple_uid): Tidy.
28744 (gimple_set_uid): Tidy.
28746 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28748 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28749 zero guard even if align_bytes != 0 and count is smaller than
28752 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28754 PR rtl-optimization/38495
28755 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28756 (add_range_and_copies_from_move_list): Print all added ranges.
28757 Add ranges to memory optimized destination.
28759 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28763 * config/i386/i386.c (override_options): Reject
28764 -mstringop-strategy=rep_8byte with -m32.
28765 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28766 to 1. Do count comparison against epilogue_size_needed at compile
28767 time even when count_exp was constant forced into register. For
28768 size_needed don't jump to epilogue, instead just avoid aligning
28769 and invoke the body algorithm. If need_zero_guard, add zero guard
28770 even if count is non-zero, but smaller than size_needed + number of
28771 bytes that could be stored for alignment.
28772 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28773 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28774 but smaller than size_needed + number of bytes that could be stored
28775 for alignment. Compare size_needed with epilogue_size_needed instead
28776 of desired_align - align, don't adjust size_needed, pass
28777 epilogue_size_needed to the epilogue expanders.
28780 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28782 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28784 * pa.c (last_address): Change to unsigned.
28785 (update_total_code_bytes): Change argument to unsigned. Don't
28786 check if insn addresses are set.
28787 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28788 addresses are not set.
28789 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28791 2009-01-09 Nick Clifton <nickc@redhat.com>
28793 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28794 DECL_DECLARED_INLINE_P.
28796 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28798 PR middle-end/38347
28799 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28800 GET_MODE (op0) in operand_subword_force calls.
28802 PR middle-end/38771
28803 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28804 fold_convert arg0 operands to TREE_TYPE (op0) first.
28806 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28808 * params.def (ira-max-conflict-table-size): Decrease default value
28811 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28813 PR tree-optimization/37031
28814 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28816 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28817 allocate it using gc instead of heap, use VEC_quick_push instead of
28819 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28820 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28821 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28822 allocated vector from heap allocated.
28823 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28824 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28825 vector only after perfect_loop_nest_depth call.
28827 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28828 Jan Sjodin <jan.sjodin@amd.com>
28830 PR tree-optimization/38559
28831 * graphite.c (debug_value, copy_constraint,
28832 swap_constraint_variables, scale_constraint_variable, ): New.
28833 (get_lower_bound, get_upper_bound): Removed.
28834 (graphite_trans_bb_strip_mine): Clean up this code that works
28835 only for constant number of iterations. Fully copy upper and
28836 lower bound constraints, not only the constant part of them.
28837 * graphite.h (debug_value): Declared.
28839 2009-01-08 Ira Rosen <irar@il.ibm.com>
28841 PR tree-optimization/37194
28842 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28843 Don't add the cost of cost model guard in prologue to scalar
28844 outside cost in case of known number of iterations.
28846 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28847 Alan Modra <amodra@bigpond.net.au>
28849 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28850 non-word-aligned REG+CONST addressing.
28852 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28855 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28856 free_after_compilation when outputting a thunk.
28857 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28858 Do not call free_after_compilation here.
28860 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28862 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28863 (ix86_valid_target_attribute_inner_p): Ditto.
28865 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28867 PR tree-optimization/38492
28868 PR tree-optimization/38498
28869 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28870 * tree-chrec.h (scev_is_linear_expression): Declared.
28871 * graphite.c (graphite_cannot_represent_loop_niter): New.
28872 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28873 (graphite_loop_normal_form): Use gcc_assert.
28874 (scan_tree_for_params): Use CASE_CONVERT.
28875 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28876 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28877 Use gcc_assert. Discard scops that contain unhandled cases.
28878 (build_scop_conditions): Return a boolean status for unhandled cases.
28879 (strip_mine_profitable_p): Print the loop number, not its depth.
28880 (is_interchange_valid): Pass the depth of the loop nest, don't
28881 recompute it wrongly.
28882 (graphite_trans_bb_block): Same.
28883 (graphite_trans_bb_block): Print tentative of loop blocking.
28884 (graphite_trans_scop_block): Do not print that the loop has been
28886 (graphite_transform_loops): Do not handle scops that contain condition
28889 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28891 AVX Programming Reference (December, 2008)
28892 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28893 (_mm256_stream_pd): Likewise.
28894 (_mm256_stream_ps): Likewise.
28896 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28897 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28898 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28899 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28900 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28901 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28902 (ix86_expand_special_args_builtin): Likewise.
28904 * config/i386/sse.md (AVXMODEDI): New.
28905 (avx_movnt<mode>): Likewise.
28906 (avx_movnt<mode>): Likewise.
28907 (<sse>_movnt<mode>): Remove AVX support.
28908 (sse2_movntv2di): Likewise.
28910 2009-01-07 Richard Guenther <rguenther@suse.de>
28912 PR middle-end/38751
28913 * fold-const.c (extract_muldiv): Remove obsolete comment.
28914 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28915 to PLUS_EXPR canonicalization for the canonicalization.
28917 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28919 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28920 hosted cross-compilers generating less efficient code.
28922 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28924 * function.h (rtl_data): Add a dbr_scheduled_p field.
28925 * reorg.c (dbr_schedule): Set it.
28926 (gate_handle_delay_slots): Check it.
28927 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28928 (mips_reorg): Check flag_delayed_branch instead of
28929 mips_base_delayed_branch.
28930 (mips_override_options): Don't set mips_base_delayed_branch
28931 or flag_delayed_branch.
28933 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28935 PR rtl-optimization/38426.
28936 * ira.c (ira): Set current_function_is_leaf earlier.
28938 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28940 PR rtl-optimization/38722
28941 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28942 too early, only set a flag and modify after last possible
28945 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28948 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28949 * real.c (decimal_single_format): Correct values of emin and emax.
28950 (decimal_double_format): Ditto.
28951 (decimal_quad_format): Ditto.
28952 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28953 computation of DECnn_MIN and DECnn_MAX for corrected values of
28954 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28955 __DECnn_MIN__, and adjust its computation for the corrected value
28958 2009-01-06 Jan Hubicka <jh@suse.cz>
28961 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28963 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28965 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28966 Add Robert Clark to the list of testers.
28968 2009-01-06 Jan Hubicka <jh@suse.cz>
28969 Kai Tietz <kai.tietz@onevision.com>
28971 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28972 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28974 2009-01-06 Jan Hubicka <jh@suse.cz>
28975 Kai Tietz <kai.tietz@onevision.com>
28977 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28979 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28980 (ix86_nsaved_regs): Count only general purpose regs.
28981 (ix86_nsaved_sseregs): New.
28982 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28983 to 16 for w64; compute padding and size of sse reg save area.
28984 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28985 general purpose regs.
28986 (ix86_emit_save_sse_regs_using_mov): New.
28987 (ix86_expand_prologue): Save SSE regs if needed.
28988 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28989 (ix86_emit_restore_sse_regs_using_mov): New.
28990 (ix86_expand_epilogue): Save SSE regs if needed.
28992 2009-01-06 Jan Hubicka <jh@suse.cz>
28993 Kai Tietz <kai.tietz@onevision.com>
28995 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28996 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28997 functions when accumulate outgoing args is off.
28999 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29002 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
29003 before using pseudos_have_intersected_live_ranges_p.
29005 * ira-int.h (ira_assert): Always define.
29007 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
29009 AVX Programming Reference (December, 2008)
29010 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
29011 (_mm256_permute2_pd): Likewise.
29012 (_mm_permute2_ps): Likewise.
29013 (_mm256_permute2_ps): Likewise.
29014 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
29015 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
29017 * config/i386/i386.c (ix86_builtins): Remove
29018 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
29019 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
29020 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
29021 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
29022 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
29023 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
29024 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
29025 __builtin_ia32_vpermil2ps256.
29026 (ix86_init_mmx_sse_builtins): Updated.
29027 (ix86_expand_args_builtin): Likewise.
29029 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29031 * pa.c (output_call): Relocate non-jump insns in the delay slot of
29032 long absolute calls when generating PA 2.0 code.
29034 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29036 PR rtl-optimization/38583
29037 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29039 * params.def (ira-max-conflict-table-size): New.
29041 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29043 * ira.h (ira_conflicts_p): New external definition.
29045 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29046 table. Report this. Return result of building.
29047 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29048 building conflict table.
29050 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29051 (ira_color): Use ira_conflicts_p.
29053 * global.c: Include ira.h.
29054 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29057 * Makefile.in (global.o): Add ira.h.
29059 * ira-build.c (mark_all_loops_for_removal,
29060 propagate_some_info_from_allocno): New.
29061 (remove_unnecessary_allocnos): Call
29062 propagate_some_info_from_allocno.
29063 (remove_low_level_allocnos): New.
29064 (remove_unnecessary_regions): Add parameter. Call
29065 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29066 parameter to remove_unnecessary_regions.
29067 (ira_build): Remove all regions but root if the conflict table was
29068 not built. Update conflict hard regs for allocnos crossing calls.
29070 * ira.c (ira_conflicts_p): New global.
29071 (ira): Define and use ira_conflicts_p.
29073 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29074 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29075 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29077 2009-01-06 Ben Elliston <bje@au.ibm.com>
29079 * gengtype-lex.l (YY_NO_INPUT): Define.
29081 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29084 * c-common.c (handle_vector_size_attribute): Also reject
29085 BOOLEAN_TYPE types.
29087 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29089 PR tree-optimization/38492
29090 * graphite.c (rename_map_elt, debug_rename_elt,
29091 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29092 rename_map_elt_info, eq_rename_map_elts,
29093 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29094 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29095 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29096 (sese_build_livein_liveouts): New.
29097 (new_sese, free_sese): New.
29098 (new_scop): Call new_sese.
29099 (free_scop): Call free_sese.
29100 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29101 (register_old_new_names): Renamed register_old_and_new_names.
29102 (register_scop_liveout_renames, add_loop_exit_phis,
29103 insert_loop_close_phis, struct igp,
29104 default_liveout_before_guard, add_guard_exit_phis,
29105 insert_guard_phis, copy_renames): New.
29106 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29107 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29108 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29109 (scop_adjust_phis_for_liveouts): New.
29110 (gloog): Call scop_adjust_phis_for_liveouts.
29112 * graphite.h (struct sese): Documented. Added fields liveout,
29113 num_ver and livein.
29114 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29115 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29116 (struct scop): Added field liveout_renames.
29117 (SCOP_LIVEOUT_RENAMES): New.
29119 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29121 PR tree-optimization/38510
29122 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29123 (translate_clast): Call recompute_all_dominators before
29125 (gloog): Call recompute_all_dominators before graphite_verify.
29127 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29128 Jan Sjodin <jan.sjodin@amd.com>
29130 PR tree-optimization/38500
29131 * graphite.c (create_sese_edges): Call fix_loop_structure after
29134 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29136 * config.gcc: Add m32r*-*-rtems*.
29137 * config/m32r/rtems.h: New file.
29139 2009-01-05 Ben Elliston <bje@au.ibm.com>
29141 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29142 (.po.pox): Likewise.
29143 (po/gcc.pot): Likewise.
29145 2009-01-04 David S. Miller <davem@davemloft.net>
29147 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29148 (STARTING_FRAME_OFFSET): Always set to zero.
29150 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29152 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29153 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29154 fixed-point types, and vectors of the same.
29156 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29158 * config/mips/sync.md (*mb_barrier): Rename to...
29159 (*memory_barrier): ...this.
29161 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29163 * doc/extend.texi (Function Attributes): Move @cindex after @item
29164 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29165 and put in alphabetical order. Fix 'target' name and put in order.
29166 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29169 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29171 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29172 (memory_barrier): Expand as unspec instead of unspec_volatile.
29173 Remove mem:BLK from insn operands. Use Pmode scratch register.
29174 (*memory_barrier): Define as unspec instead of unspec_volatile.
29175 Use (match_dup 0) as input operand.
29177 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29178 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29179 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29180 scratch register. Remove operand 1.
29181 (*stbar): Define as unspec instead of unspec_volatile.
29182 Use (match_dup 0) as input operand, remove (const_int 8).
29183 (*membar): Define as unspec instead of unspec_volatile.
29184 Use (match_dup 0) as input operand, remove input operand 2.
29186 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29187 (memory_barrier): Expand as unspec instead of unspec_volatile.
29188 Remove mem:BLK from insn operands. Use Pmode scratch register.
29189 (*memory_barrier): Define as unspec instead of unspec_volatile.
29190 Use (match_dup 0) as input operand.
29192 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29193 Remove mem:BLK from insn operands. Use Pmode scratch register.
29194 Set volatile flag on operand 0.
29195 (*memory_barrier): New insn pattern.
29197 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29199 (*memory_barrier): Use (match_dup 0) as input operand.
29201 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29202 Remove mem:BLK from insn operands. Use Pmode scratch register.
29203 Set volatile flag on operand 0.
29204 (*mb_internal): New insn pattern.
29206 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29208 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29210 PR middle-end/38586
29211 * function.c (struct temp_slot): Move to the section of the file
29212 that deals with temp slots. Remove field 'address'.
29213 (temp_slot_address_table): New hash table of address -> temp slot.
29214 (struct temp_slot_address_entry): New struct, items for the table.
29215 (temp_slot_address_compute_hash, temp_slot_address_hash,
29216 temp_slot_address_eq, insert_temp_slot_address): Support functions
29218 (find_temp_slot_from_address): Rewrite to use the new hash table.
29219 (remove_unused_temp_slot_addresses): Remove addresses of temp
29220 slots that have been made available.
29221 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29222 worker function for remove_unused_temp_slot_addresses.
29223 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29224 Add the temp slot address to the address -> temp slot map.
29225 (update_temp_slot_address): Update via insert_temp_slot_address.
29226 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29227 (pop_temp_slots): Likewise.
29228 (init_temp_slots): Allocate the address -> temp slot map, or empty
29229 the map if it is already allocated.
29230 (prepare_function_start): Initialize temp slot processing.
29232 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29234 PR middle-end/38584
29235 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29236 Calculate the size of all stack vars assuming no packing of stack
29237 vars will happen, replacing a quadratic algorithm with a linear one.
29239 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29242 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29245 2009-01-03 Diego Novillo <dnovillo@google.com>
29247 * doc/contrib.texi: Update contributions.
29249 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29252 * builtins.c (fold_builtin_memory_op): Give up if either operand
29253 is volatile. Set srctype or desttype to non-qualified version
29257 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29258 and FUNCTION_DECLs.
29260 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29262 PR rtl-optimization/35805
29263 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29264 problem if fast dce is able to remove any instructions.
29265 * dce.c (dce_process_block): Fix dump message.
29267 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29270 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29272 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29274 PR middle-end/38690
29275 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29276 * tree-pretty-print.c (op_code_prio): New function.
29277 (op_prio): No longer static. Use op_code_prio.
29278 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29279 Use op_prio and op_code_prio to determine if () should be
29280 printed around operand(s) or not.
29282 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29283 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29284 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29285 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29286 pp_character instead of pp_string for single letter printing.
29288 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29290 * doc/extend.texi: Fix '#pragma GCC option' typo.
29292 2009-01-02 Richard Guenther <rguenther@suse.de>
29294 * doc/install.texi (--enable-checking): Mention different
29295 default for stage1.
29296 (--enable-stage1-checking): Document.
29298 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29300 PR middle-end/30142
29301 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29302 case to be an error.
29304 2009-01-02 Ben Elliston <bje@au.ibm.com>
29306 * config/fp-bit.h (pack_d): Constify argument.
29307 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29308 (isnan): Constify argument.
29310 (iszero): Likewise.
29311 (pack_d): Likewise.
29312 (_fpadd_parts): Constify return type.
29313 (_fpmul_parts): Likewise.
29314 (_fpdiv_parts): Likewise.
29316 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29319 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29320 warn about overwriting initializer with side-effects or
29321 -Woverride-init if !IMPLICIT.
29322 (output_init_element): Likewise. Pass IMPLICIT down to
29324 (process_init_element): Add IMPLICIT argument. Pass it down
29325 to output_init_element.
29326 (push_init_element, pop_init_level, set_designator): Adjust
29327 process_init_element callers.
29328 (set_nonincremental_init, set_nonincremental_init_from_string):
29329 Adjust add_pending_init callers.
29330 (output_pending_init_elements): Adjust output_init_element callers.
29331 * c-tree.h (process_init_element): Adjust prototype.
29332 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29333 process_init_element callers.
29336 Copyright (C) 2009 Free Software Foundation, Inc.
29338 Copying and distribution of this file, with or without modification,
29339 are permitted in any medium without royalty provided the copyright
29340 notice and this notice are preserved.