1 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
3 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
4 (lower_stmt) <GIMPLE_BIND>: Add comment.
5 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
7 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
8 Otherwise lower it and set cannot_fallthru to true.
9 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
10 <GIMPLE_CATCH, GIMPLE_EH_FILTER>; Set cannot_fallthru to false.
11 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
12 to true for a noreturn call. Do not remove statements.
13 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
14 Set cannot_fallthru to false on function exit.
15 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
16 <GIMPLE_ASSIGN>: Remove.
18 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
20 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
22 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
24 * config/s390/s390.c (s390_z10_optimize_cmp): Use
25 next/prev_active_insn to skip DEBUG_INSNs as well.
27 2009-10-19 Joseph Myers <joseph@codesourcery.com>
29 * config/arm/arm.c (output_move_neon): Use DImode in call to
32 2009-10-19 Matthias Klose <doko@ubuntu.com>
35 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
37 2009-10-19 Jakub Jelinek <jakub@redhat.com>
39 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM
42 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
45 * optabs.c (expand_binop): Make mode of shift count expression mode
46 of shift count not target.
49 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
51 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
52 case. Force using values to replace references within the statement.
53 (convert_local_reference_stmt): Likewise.
55 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
57 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
58 remove a subsequent GOTO or RETURN statement.
60 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
62 * config/avr.md (*movqi): Add zero as equally preferable constraint
66 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
68 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
70 2009-10-17 Richard Guenther <rguenther@suse.de>
72 * lto-streamer-in.c (lto_input_location): Try to reuse
75 2009-10-17 Richard Guenther <rguenther@suse.de>
77 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
78 operands in COMPONENT_REFs.
80 2009-10-17 Anatoly Sokolov <aesok@post.ru>
82 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
83 if not defined. Change type of second argument to const_rtx.
84 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
86 * targhooks.h (default_libcall_value): Update prototype.
87 * target.h (struct gcc_target): Change type of second argument of
88 libcall_value to const_rtx.
89 * config/arm/arm.c (arm_libcall_value): Change type of second argument
91 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
92 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
94 2009-10-17 Jakub Jelinek <jakub@redhat.com>
97 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
98 * cgraphunit.c (cgraph_optimize): Call it.
99 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
100 (dwarf2out_assembly_start): ... here. New hook.
101 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
102 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
104 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
105 * sdbout.c (sdb_debug_hooks): Likewise.
106 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
107 (vmsdbgout_assembly_start): New hook.
109 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
111 * rtl.h (RTL_LOCATION): Fix typo.
113 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
115 * print-rtl.c (print_rtx): Print locators in asm_operands
118 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
121 * sched-deps.c (depl_on_debug_p): New.
122 (attach_dep_link): Reject debug deps before nondebug deps.
123 (add_to_deps_list): Insert debug deps after nondebug deps.
124 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
126 (sd_add_dep): Do not reject debug deps.
127 (add_insn_mem_dependence): Don't count debug deps.
128 (remove_from_deps): Likewise.
129 (sched_analyze_2): Set up mem deps on debug insns.
130 (sched_analyze_insn): Record reg uses for deps on debug insns.
131 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
132 try_ready nondebug insn after debug insn.
133 * ddg.c (create_ddg_dep_from_intra_loop_link,
134 create_ddg_dep_no_link): Don't reject debug deps.
136 2009-10-16 Richard Guenther <rguenther@suse.de>
138 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
139 (maybe_merge_incomplete_and_complete_type): Likewise.
140 (lto_symtab_merge): Do not call them. Do not warn for
141 complete vs. incomplete compatible types.
142 (lto_symtab_merge_decls_2): Simplify.
143 * gimple.c (gimple_force_type_merge): Remove.
144 (gimple_types_compatible_p): Make it static.
145 * gimple.h (gimple_force_type_merge): Remove.
146 (gimple_types_compatible_p): Likewise.
148 2009-10-16 Jakub Jelinek <jakub@redhat.com>
150 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
151 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
153 2009-10-16 Richard Guenther <rguenther@suse.de>
155 PR tree-optimization/41728
156 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
157 if fold_stmt did anything.
159 2009-10-16 Richard Guenther <rguenther@suse.de>
162 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
163 (maybe_fixup_handled_component): New function.
164 (input_gimple_stmt): Fixup mismatched decl replacements.
166 2009-10-16 Richard Guenther <rguenther@suse.de>
169 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
170 the same as VAR_DECL.
172 2009-10-16 Richard Guenther <rguenther@suse.de>
174 * gimple.c (iterative_hash_gimple_type): For integer types
175 also hash their minimum and maximum values and the string flag.
176 For array types hash their domain and the string flag.
178 2009-10-16 Richard Guenther <rguenther@suse.de>
180 * gimple.c (gimple_types_compatible_p): Restrict completing
181 types to record or unions. Simplify completion.
182 Do not merge records or unions with different
183 TYPE_STRUCTURAL_EQUALITY_P tag.
184 (iterative_hash_gimple_type): Restrict non-recursing into
185 pointer targets for records and unions.
187 2009-10-15 Jakub Jelinek <jakub@redhat.com>
190 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
191 * dwarf2out.c (mem_loc_descriptor): Don't handle
192 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
193 punt if it is not lowpart subreg or if inner mode isn't
196 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
198 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
199 investigating previous or next insns.
201 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
203 * tree-sra.c (build_ref_for_offset_1): Update comment.
205 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
207 * config/s390/s390.md (atype): Added missing values.
209 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
212 * pa.md (casesi): Use sign extended index in call to
214 (casesi64p): Update pattern to reflect above.
216 2009-10-15 Steve Ellcey <sje@cup.hp.com>
218 PR rtl-optimization/41697
219 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
221 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
224 * config/rs6000/predicates.md: Update copyright year.
225 * config/rs6000/altivec.md: Ditto.
227 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
228 (MD_INCLUDES): Add a2.md.
230 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
231 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
232 (builtin_classify): New static vector to classify various builtins
233 to get the tree attributes correct.
234 (def_builtin): Set the attributes of builtins based on what the
235 builtin does (i.e. memory operation, floating point, saturation
236 need special attributes, others are pure functions).
238 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
240 (enum rs6000_builtins): Include rs6000-builtin.def to define the
241 builtins. Change the end marker to MAX_RS6000_BUILTINS from
242 RS6000_BUILTIN_COUNT.
243 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
246 * config/rs6000/rs6000-builtin.def: New file that combines the
247 builtin enumeration name and attributes.
249 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
251 * config/i386/linux.h (ASM_SPEC): Add --32.
253 2009-10-15 Jakub Jelinek <jakub@redhat.com>
255 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
256 and DW_TAG_template_alias.
257 (dwarf_attr_name): Handle DW_AT_main_subprogram,
258 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
259 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
260 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
261 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
262 and DW_AT_GNU_odr_signature.
263 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
264 DW_FORM_flag_present and DW_FORM_ref_sig8.
265 (output_signature): Only print name on the first byte.
266 (output_die): Likewise for dw_val_class_data8.
268 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
270 * doc/invoke.texi: Clarify that most optimizations are not enabled
273 2009-10-15 Richard Guenther <rguenther@suse.de>
276 * gimple.c (compare_type_names_p): Handle anonymous names
277 differently based on new mode argument.
278 (gimple_types_compatible_p): For structs also compare the tags.
279 (iterative_hash_type_name): Rename to ...
280 (iterative_hash_name): ... this. Hash all names.
281 (iterative_hash_gimple_type): Fix hashing the struct tag of
282 pointer targets. Hash field decl names.
284 2009-10-15 Richard Guenther <rguenther@suse.de>
287 * gimple.c (gimple_get_alias_set): Avoid recursing on
288 invalid type topology.
290 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
292 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
294 2009-10-15 Richard Guenther <rguenther@suse.de>
296 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
298 2009-10-15 Jakub Jelinek <jakub@redhat.com>
300 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
301 add --with-tune{,-32,-64} configured default for -mtune if explicit
304 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
306 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
309 2009-10-14 DJ Delorie <dj@redhat.com>
311 * config/h8300/h8300.c (F): New.
313 (h8300_emit_stack_adjustment): Call them.
315 (h8300_push_pop): Likewise.
316 (h8300_expand_prologue): Likewise.
317 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
318 (MUST_USE_SJLJ_EXCEPTIONS): Define.
319 (INCOMING_RETURN_ADDR_RTX): Define.
320 (INCOMING_FRAME_SP_OFFSET): Define.
321 (DWARF_CIE_DATA_ALIGNMENT): Define.
323 2009-10-14 Jakub Jelinek <jakub@redhat.com>
325 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
326 fields in builtin structs.
327 (finalize_record_size): Likewise.
329 2009-10-14 Richard Guenther <rguenther@suse.de>
331 * gimple.c (gtc_ob): New global.
332 (struct type_pair_d): Replace pointers with type UIDs.
333 (type_pair_hash): Adjust.
334 (type_pair_eq): Likewise.
335 (lookup_type_pair): Likewise. Allocate from an obstack.
336 (gimple_force_type_merge): Adjust.
337 (gimple_types_compatible_p): Likewise.
338 (free_gimple_type_tables): Free the obstack.
340 2009-10-14 Jakub Jelinek <jakub@redhat.com>
342 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
343 stmts setting DEBUG_EXPR_DECLs.
345 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
346 Don't crash if mode1 is VOIDmode.
348 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
350 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
351 * params.h (IRA_LOOP_RESERVED_REGS): New
352 * tree-pass.h (pass_subregs_of_mode_init,
353 pass_subregs_of_mode_finish): Remove.
354 * passes.c (pass_subregs_of_mode_init,
355 pass_subregs_of_mode_finish): Remove.
356 (pass_reginfo_init): Move before loop optimizations.
357 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
358 * common.opt (fira-loop-pressure): New.
359 * toplev.h (flag_ira_loop_pressure): New.
360 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
362 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
363 Make external and void type functions.
364 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
365 pass_subregs_of_mode_finish): Remove.
366 * ira-costs.c (init_costs): Call init_subregs_of_mode.
367 * regmove.c: Include ira.h.
368 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
369 register pressure calculation in loops.
370 * loop-invariant.c: Include REGS_H and ira.h.
371 (struct loop_data): New members max_reg_pressure, regs_ref, and
373 (struct invariant): New member orig_regno.
374 (curr_loop): New variable.
375 (find_exits): Initialize regs_ref and regs_live.
376 (create_new_invariant): Initialize orig_regno.
377 (get_cover_class_and_nregs): New.
378 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
379 array. Add code for flag_ira_loop_pressure.
380 (gain_for_invariant): Make new_regs an array. Add code for
381 flag_ira_loop_pressure.
382 (best_gain_for_invariant): Ditto.
383 (set_move_mark): New parameter gain. Use it for debugging output.
384 (find_invariants_to_move): Make regs_needed and new_regs an array.
385 Add code for flag_ira_loop_pressure.
386 (move_invariant_reg): Set up orig_regno.
387 (move_invariants): Set up reg classes for pseudos for
388 flag_ira_loop_pressure.
389 (free_loop_data): Clear regs_ref and regs_live.
390 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
391 get_regno_cover_class, change_pressure, mark_regno_live,
392 mark_regno_death, mark_reg_store, mark_reg_clobber,
393 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
394 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
395 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
396 register pressure calculation in loops if new regs were added.
397 Call finish_subregs_of_mode.
398 * opts.c (decode_options): Set up flag_ira_loop_pressure.
399 * Makefile.in (loop-invariant.o): Add ira.h.
401 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
403 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
405 2009-10-14 Richard Guenther <rguenther@suse.de>
407 * lto-symtab.c (lto_symtab_compatible): Fold in ...
408 (lto_symtab_merge): ... here. Rewrite both to take the
409 prevailing and a to-be-merged entry and to queue diagnostics
411 (lto_symtab_resolve_replaceable_p): New predicate for
413 (lto_symtab_resolve_can_prevail_p): Likewise.
414 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
415 handles merging commons by choosing the largest decl. Fold
416 in code that gives ODR errors.
417 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
419 (lto_symtab_merge_decls_1): Re-structure. Deal with the
420 case of no prevailing decl here. Diagnose mismatches
421 in object types here. Drop all but the prevailing decls.
422 (lto_symtab_prevailing_decl): Return the single prevailing decl.
423 * lto-streamer-in.c (lto_input_tree_ref): Deal with
424 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
426 2009-10-14 Richard Guenther <rguenther@suse.de>
429 * lto-streamer-in.c (input_bb): Replace debug stmts with
430 nops instead of dropping them.
432 2009-10-14 Nick Clifton <nickc@redhat.com>
434 * gcc/doc/extended.texi: Replace the dash character with
435 @minus{} in situations where it is being used as a minus
437 * gcc/doc/tm.texi: Likewise.
438 * gcc/doc/md.texi: Likewise.
440 2009-10-14 Jakub Jelinek <jakub@redhat.com>
442 PR preprocessor/41543
443 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
444 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
445 * tree.c: Include intl.h.
446 (expand_location): Handle BUILTINS_LOCATION.
447 * Makefile.in (tree.o): Depend on intl.h.
450 * dwarf2out.c (dwarf2out_var_location): Always clear
451 last_postcall_label when changing last_label.
453 2009-10-14 Pascal Obry <obry@adacore.com>
455 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
456 (process_command): Handle -E as done with -c and -S. Do not add
457 the target executable suffix to the output file when -E is used.
458 (main): Adjust error message accordingly.
460 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
466 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
468 (tree_code_size): Likewise.
470 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
472 * builtins.c (fold_builtin_1): Support complex "arc" functions.
473 * real.h (HAVE_mpc_arc): Define.
475 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
477 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
478 (struct builtin_description): Add fndecl field.
479 (bdesc): Remove const qualifier. Update initializer.
480 (sh_media_init_builtins): Remove const qualifier for d. Record
481 the result of add_builtin_function to the fndecl field.
482 (sh_builtin_decl): New.
483 (sh_media_builtin_decl): New.
485 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
488 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
489 requests between special registers.
491 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
493 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
495 2009-10-13 Richard Henderson <rth@redhat.com>
497 PR tree-optimization/41377
498 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
499 (cleanup_empty_eh_merge_phis): New change_region parameter;
500 pass it on to redirect_eh_edge_1. Update callers.
501 (cleanup_empty_eh_unsplit): Don't require an existing EH label
502 at the destination block.
504 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
506 * passes.c (register_pass): Replaced gcc_unreachable by
507 fatal_error on failure. Mentions plugins in comments & messages.
509 2009-10-13 Jakub Jelinek <jakub@redhat.com>
512 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
513 * sched-vis.c (print_value): Use it.
514 * cselib.c (cselib_hash_rtx): Likewise.
515 * print-rtl.c (print_rtx): Likewise.
516 * cfgexpand.c (expand_debug_rtx): Likewise.
517 * var-tracking.c (vt_expand_loc_callback): Likewise.
519 2009-10-13 Richard Guenther <rguenther@suse.de>
522 * opts.c (handle_option): Split out code to handle setting
523 the options flag var ...
524 (set_option): ... here.
525 * opts.h (set_option): Declare.
526 * lto-opts.c (register_user_option_p): Include -fexceptions
527 and all position independent code variants.
528 (handle_common_option): Remove.
529 (lto_reissue_options): Use set_option.
531 2009-10-13 Martin Jambor <mjambor@suse.cz>
533 PR tree-optimization/41661
534 * ipa-prop.c (compute_complex_pass_through): Allow only operations
535 that are tcc_comparisons or do not change the type in any
537 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
538 folding tcc_comparison operations.
540 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
542 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
545 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
551 * tree.def (DEBUG_EXPR_DECL): New.
552 * rtl.def (DEBUG_EXPR): New.
553 * gengtype.c (adjust_field_rtx_def): Handle it.
554 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
555 (insert_debug_temp_for_var_def): ... this. Drop support for
556 moving. Take iterator for def stmt; insert debug stmt before it.
557 Scan early for use count and kind in debug stmts.
558 (propagate_defs_into_debug_stmts): Rename to...
559 (insert_debug_temps_for_defs): ... this. Likewise.
560 * tree.h (DEBUG_TEMP_UID): New.
561 * tree.c (next_debug_decl_uid): New.
562 (make_node_stat): Count debug decls separately.
563 (copy_node_stat): Likewise.
564 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
565 * var-tracking.c (dv_is_decl_p): Recognize it.
566 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
567 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
568 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
569 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
570 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
571 (cselib_hash_rtx): Likewise.
572 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
573 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
575 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
576 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
577 * rtl.c (copy_rtx): Likewise.
578 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
579 * print-rtl.c (print_rtx): Likewise.
580 * sched-vis.c (print_value): Likewise.
581 (print_insn): Handle DEBUG_EXPR_DECL.
582 * tree-dump.c (dequeue_and_dump): Likewise.
583 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
584 * gimple-iterator (gsi_replace): Check for same lhs.
585 (gsi_remove): Insert debug temps.
586 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
587 (move_computations_stmt): Drop explicit propagation into debug stmts.
588 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
589 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
590 * tree-ssa-sink.c (statement_sink_location): Likewise.
591 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
592 * tree-ssanames.c (release_ssa_name): Adjust for rename.
593 * tree-flow.h: Likewise.
594 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
595 debug temps without values.
596 (eliminate_unnecessary_stmts): Don't discard just-inserted
599 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
602 * config/cris/cris.md (andu): Check that operand 1 is one of the
603 general registers. Fix typo in head comment.
605 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
607 * config/i386/i386.md (vswapmov): New.
608 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
609 (ix86_function_ms_hook_prologue): New.
610 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
611 * configure.ac: Test for swap suffix support in as.
612 * configure: Rebuild.
614 2009-10-12 Jakub Jelinek <jakub@redhat.com>
617 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
618 paradoxical subregs to prevent partial register stalls if the inner
619 mode is integer mode.
621 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
623 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
625 2009-10-12 Dodji Seketeli <dodji@redhat.com>
628 * gcc/dwarf2out.c (template_parameter_pack_die,
629 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
631 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
634 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
636 (maybe_register_def): Likewise. Take stmt iterator.
637 (rewrite_update_stmt): Take stmt iterator and pass it on.
638 (rewrite_update_enter_block): Pass stmt iterator.
640 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
642 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
643 (spu_builtin_decl): New function.
645 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
647 * config/i386/i386.md (SWIM): New mode iterator.
648 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
649 using SWIM mode iterator.
650 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
651 patterns using SWI48 mode iterator.
652 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
653 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
654 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
655 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
656 patterns using SWI248 mode iterator.
657 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
658 gen_x86_movdicc_0_m1_rex64 for renamed function
660 2009-10-11 Jose Ruiz <ruiz@adacore.com>
661 Eric Botcazou <ebotcazou@adacore.com>
664 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
665 * config/sparc/sol2-unwind.h: New file.
667 2009-10-11 Olivier Hainque <hainque@adacore.com>
668 Eric Botcazou <ebotcazou@adacore.com>
671 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
672 * config/i386/sol2-unwind.h: New file.
674 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
677 * config/i386/i386.md (addsi_1_zext): Get the proper second
680 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
682 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
683 all OLD_RTXes, not just REGs. Use copy_rtx to create the
686 2009-10-11 Richard Guenther <rguenther@suse.de>
688 * gimple.c (iterative_hash_type_name): Do not handle special
691 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
693 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
694 (*setcc_si_1_and): Ditto.
695 (*setcc_si_1_movzbl): Ditto.
696 (*setcc_<mode>_2): Ditto.
697 (*setcc_qi): Rename from *setcc_1.
698 (*setcc_qi_slp): Rename from *setcc_2.
700 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
701 (*zero_extendqisi2_movzbw_and splitter): Ditto.
703 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
704 "if" condition, there is already assert with reload_completed present.
706 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
708 * plugin.c (try_init_one_plugin): Improve constness of variable err.
710 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
712 * doc/install.texi (Final install): Refer to
713 http://gcc.gnu.org/bugs/ for bug reporting.
715 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
717 * configure.ac: Add test for dci instruction.
718 * configure: Regenerate.
719 * config.in: Likewise.
720 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
721 * doc/invoke.texi: Add cpu_type 476 and 476fp.
722 (-mmulhw): Add 476 to description.
724 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
725 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
726 (processor_target_table): Add 476 and 476fp entries.
727 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
728 (rs6000_issue_rate): Add CPU_PPC476.
729 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
730 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
731 (processor_type): Add PROCESSOR_PPC476.
732 (EXTRA_SPECS): Add asm_cpu_476 string.
733 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
734 (define_attr "cpu"): Add ppc476.
736 Update comments for 476.
737 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
738 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
739 Update copyright year.
740 * config/rs6000/476.md: New file.
741 * config/rs6000/40x.md: Add description for "isel" attribute.
742 Update copyright year.
743 * config/rs6000/440.md: Likewise.
744 * config/rs6000/603.md: Likewise.
745 * config/rs6000/6xx.md: Likewise.
746 * config/rs6000/7450.md: Likewise.
747 * config/rs6000/7xx.md: Likewise.
748 * config/rs6000/8540.md: Likewise.
749 * config/rs6000/cell.md: Likewise.
750 * config/rs6000/e300c2c3.md: Likewise.
751 * config/rs6000/e500mc.md: Likewise.
752 * config/rs6000/mpc.md: Likewise.
753 * config/rs6000/power4.md: Likewise.
754 * config/rs6000/power5.md: Likewise.
755 * config/rs6000/power6.md: Likewise.
756 * config/rs6000/power7.md: Likewise.
757 * config/rs6000/rios1.md: Likewise.
758 * config/rs6000/rios2.md: Likewise.
759 * config/rs6000/rs64.md: Likewise.
761 2009-10-10 Richard Guenther <rguenther@suse.de>
763 PR tree-optimization/41654
764 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
765 a cond expr before calling gimple_cond_set_condition_from_tree.
766 (ifcombine_iforif): Likewise.
768 2009-10-09 Ian Lance Taylor <iant@google.com>
770 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
771 * configure: Rebuild.
773 2009-10-09 Neil Vachharajani <nvachhar@google.com>
775 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
778 2009-10-09 Richard Guenther <rguenther@suse.de>
781 * target-def.h (TARGET_BUILTIN_DECL): Define.
782 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
783 * target.h (struct gcc_target): Add builtin_decl target hook.
784 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
785 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
787 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
789 (lto_output_builtin_tree): Sorry if the target does not support
790 streaming target builtins.
791 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
792 (rs6000_builtin_decl): New function.
793 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
794 (ix86_builtin_decl): New function.
796 2009-10-09 Jakub Jelinek <jakub@redhat.com>
798 PR preprocessor/41445
799 * c-ppoutput.c (do_line_change): New function.
800 (cb_line_change): Use it.
801 (scan_translation_unit): Call do_line_change if
802 avoid_paste or PREV_WHITE and token location is on a different line
806 * dwarf2out.c (dwarf2out_init): Test whether
807 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
810 PR rtl-optimization/41646
811 * calls.c (expand_call): For BLKmode types returned in registers
812 avoid likely spilled hard regs in copy_blkmode_from_reg generated
815 2009-10-09 Richard Guenther <rguenther@suse.de>
817 PR tree-optimization/41634
818 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
819 we remove the correct elements.
820 (optimize_stmt): Make sure to update stmt operands before
821 optimizing redundancies.
823 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
825 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
827 2009-10-09 Richard Guenther <rguenther@suse.de>
830 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
832 (lto_wrapper_exit): New function.
834 (fatal_perror): Likewise.
835 (fork_execute): Use global args_name, do not free it.
836 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
837 * lto-streamer.h: Remove duplicate prototypes.
839 2009-10-09 Richard Guenther <rguenther@suse.de>
841 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
842 before calling stmt_can_throw_external.
844 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
846 PR tree-optimization/40071
847 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
848 pointer if the original data reference doesn't conflict with the
849 created vector data reference. Fix long line.
851 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
853 * config/i386/i386.md (any_div): New code iterator.
854 (u): Handle div and udiv.
856 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
858 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
859 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
860 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
861 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
863 2009-10-08 Joseph Myers <joseph@codesourcery.com>
865 * gcc.c (main): Remove trailing "." from diagnostics.
867 2009-10-08 Cary Coutant <ccoutant@google.com>
869 Add support for debugging with ICF (Identical Code Folding).
870 * calls.c (debug.h): New #include.
871 (emit_call_1): Call virtual_call_token debug hook.
872 * common.opt (-fenable-icf-debug): New option.
873 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
874 locations in the source).
875 (poc_label_num): New variable.
876 (dcall_entry, vcall_entry): New typedefs.
877 (dcall_table, vcall_table): New variables.
878 (struct vcall_insn): New type.
879 (vcall_insn_table): New variable.
880 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
881 (size_of_dcall_table): New function.
882 (output_dcall_table): New function.
883 (size_of_vcall_table): New function.
884 (output_vcall_table): New function.
885 (dwarf2out_direct_call): New function.
886 (vcall_insn_table_hash): New function.
887 (vcall_insn_table_eq): New function.
888 (dwarf2out_virtual_call_token): New function.
889 (dwarf2out_virtual_call): New function.
890 (dwarf2out_init): Allocate new tables and sections.
891 (prune_unused_types): Mark DIEs referenced from direct call table.
892 (dwarf2out_finish): Output direct and virtual call tables.
893 * final.c (final_scan_insn): Call direct_call and virtual_call
895 * debug.h (struct gcc_debug_hooks): Add direct_call,
896 virtual_call_token, virtual_call hooks.
897 (debug_nothing_uid): New function.
898 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
899 (debug_nothing_uid): New function.
900 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
901 (xcoff_debug_hooks): Likewise.
902 * sdbout.c (sdb_debug_hooks): Likewise.
903 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
904 * doc/invoke.texi (-fenable-icf-debug): New option.
906 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
909 * regmove.c (regmove_backward_pass): Replace src with dst in the
910 debug insn, and check for dst before rather than after.
912 2009-10-08 Janis Johnson <janis187@us.ibm.com>
914 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
915 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
917 2009-10-08 Jan Hubicka <jh@suse.cz>
920 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
921 do not mark cgraph nodes as needed.
922 (record_references_in_initializer): Add new only_vars parameter.
923 * cgraph.h (record_references_in_initializer): New parameter.
924 * varasm.c (assemble_variable): Update call.
925 * varpool.c (varpool_analyze_pending_decls): Always look for
928 2009-10-08 Anatoly Sokolov <aesok@post.ru>
930 * config/avr/avr.c (last_insn_address) Remove variable.
931 (expand_prologue): Don't initialise last_insn_address variable.
932 (final_prescan_insn): Don't output insn size.
933 * config/avr/avr.opt (msize): Remove switch.
934 * doc/invoke.texi (AVR Options): Remove documentation of -msize
937 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
939 * combine.c (label_tick_ebb_start): Fix comment.
940 (combine_instructions): Set label_tick and label_tick_ebb_start before
941 calling setup_incoming_promotions. Start them from 1. Increment
942 label_tick instead of deriving it from the BB index. Rather than
943 comparing ticks use the block from the previous iteration to decide
944 whether to start a new EBB. Remove empty lines before function.
946 2009-10-08 Michael Matz <matz@suse.de>
949 * builtins.c (fold_builtin_isascii): Use fold_build2.
950 (fold_builtin_isdigit): Ditto.
951 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
952 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
953 remove_useless_stmts_cond, remove_useless_stmts_tf,
954 remove_useless_stmts_tc, remove_useless_stmts_bind,
955 remove_useless_stmts_goto, remove_useless_stmts_label,
956 remove_useless_stmts_1, remove_useless_stmts,
957 pass_remove_useless_stmts): Remove.
958 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
959 * passes.c (init_optimization_passes): Don't add
960 pass_remove_useless_stmts.
961 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
962 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
964 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
965 for static constants.
966 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
967 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
969 2009-10-08 Richard Guenther <rguenther@suse.de>
971 * gimple.c (free_gimple_type_tables): New function.
972 * gimple.h (free_gimple_type_tables): Declare.
974 2009-10-07 Mark Heffernan <meheff@google.com>
976 * ipa-prop.c (ipa_print_node_params) Only print
977 names of named arguments.
979 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
981 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
982 being statically linked.
984 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
986 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
988 2009-10-08 Jan Hubicka <jh@suse.cz>
991 * ipa.c (cgraph_externally_visible_p,
992 function_and_variable_visibility,
993 whole_program_function_and_variable_visibility): Skip non-finalized
996 2009-10-08 Nick Clifton <nickc@redhat.com>
998 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1001 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1004 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1006 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1009 * c-common.c (c_fully_fold_internal): Strip nops from the result
1010 of recursive calls to c_fully_fold_internal.
1011 (c_wrap_maybe_const): New.
1012 (c_save_expr): Use c_wrap_maybe_const.
1013 * c-common.h (c_wrap_maybe_const): Declare.
1014 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1015 build_binary_op): Use c_wrap_maybe_const.
1017 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1019 * real.c: Fix comment to reflect actual exponent size.
1021 2009-10-08 Ben Elliston <bje@au.ibm.com>
1023 * config/rs6000/a2.md: Add FSF comment header.
1025 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1027 * config/i386/i386.md (any_extend): New code iterator.
1028 (u, s): New code attributes.
1030 (DWIH): Rewrite as code iterator for SI and DI modes.
1031 (DWI): Rewrite as mode attribute.
1032 (dwi): New mode attribute.
1033 (di): Depend on SI mode and DI mode.
1034 (doubleint_general_operand): Remove mode attribute.
1036 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1039 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1040 (*sub<mode>3_doubleword): Ditto.
1042 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1043 using SWIM248 mode iterator.
1044 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1045 using SWI48 mode iterator.
1046 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1047 patterns using DWIH mode iterator and any_extend code iterator.
1048 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1049 using any_extend code iterator.
1050 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1051 patterns using DWIH mode iterator and any_extend code iterator.
1052 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1053 using any_extend code iterator.
1054 (<s>mul<mode>3_highpart): Macroize expander from
1055 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1056 and any_extend code iterator.
1057 (*<s>muldi3_highpart_1): Macroize insn from
1058 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1059 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1060 patterns using any_extend code iterator.
1061 (*<s>mulsi3_highpart_zext): Macroize insn from
1062 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1064 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1066 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1067 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1068 refering to a DIE with DW_AT_const_value.
1070 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1073 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1075 2009-10-06 Jan Hubicka <jh@suse.cz>
1077 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1080 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1082 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1083 *lea_2_rex64): Move before *add<mode>_1 pattern.
1085 2009-10-07 Jan Hubicka <jh@suse.cz>
1087 * collect2.c (main): Add -fno-whole-program.
1088 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1090 2009-10-07 Jan Hubicka <jh@suse.cz>
1092 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1093 has no address taken.
1094 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1096 (cgraph_clone_node): Clear externally_visible flag for clones.
1097 * cgraph.h (cgraph_only_called_directly_p,
1098 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1099 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1100 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1101 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1102 ipcp_insert_stage): Likwise.
1103 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1104 externally_visible flag.
1105 (verify_cgraph_node): Verify that inline clones look right.
1106 (process_function_and_variable_attributes): Do not set
1107 externally_visible flags.
1108 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1110 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1112 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1113 clear externally_visible when turning into inline clones
1114 (cgraph_mark_inline_edge): Use new predicates.
1115 (cgraph_estimate_growth): Likewise.
1116 (cgraph_decide_inlining): Likewise.
1117 * ipa.c (cgraph_postorder): Likewise.
1118 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1119 that inline clones are not needed.
1120 (cgraph_externally_visible_p): New predicate.
1121 (function_and_variable_visibility): Add whole_program parameter;
1122 always set externally_visible flag; handle COMDAT function
1124 (local_function_and_variable_visibility): New function.
1125 (gate_whole_program_function_and_variable_visibility): New function.
1126 (whole_program_function_and_variable_visibility): New function.
1127 (pass_ipa_whole_program_visibility): New function.
1128 * passes.c (init_optimization_passes): Add whole program visibility
1130 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1131 not care about needed/reachable flags.
1132 * varpool.c: Include flags.h
1133 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1134 (varpool_finalize_decl): When we are in LTO read-back, all variables
1136 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1138 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1140 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1143 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1145 * config.gcc: Don't include the makefile fragments intended for
1147 * config/s390/fixdfdi.h: File removed.
1148 * config/s390/libgcc-glibc.ver: File removed.
1149 * config/s390/s390.h: Remove the fixdfdi.h hack.
1150 * config/s390/t-crtstuff: File moved to libgcc dir.
1151 * config/s390/t-linux: Likewise.
1152 * config/s390/t-tpf: libgcc specific parts removed.
1153 * config/s390/t-linux64: Likewise.
1155 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1157 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1158 (lto-compress.o): Likewise.
1160 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1163 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1164 dllexport to class members here.
1165 (i386_pe_determine_dllimport_p): Only check static class data for
1167 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1168 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1169 functions for vague linkage.
1170 (i386_pe_type_dllexport_p): Fix formatting.
1171 (maybe_add_dllexport) New function.
1172 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1175 2009-10-07 Ben Elliston <bje@au.ibm.com>
1177 * config/rs6000/a2.md: Remove duplicated lines.
1179 2009-10-07 Ben Elliston <bje@au.ibm.com>
1181 * config.gcc (powerpc*-*-*): Handle a2.
1182 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1183 * config/rs6000/a2.md: New file.
1184 * config/rs6000/rs6000.opt (mno-update): New.
1185 (mupdate): Return to using a mask, not a var.
1186 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1187 (enum processor_type): Add PROCESSOR_PPCA2.
1188 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1189 (rs6000_override_options): Add "a2" to processor_target_table.
1190 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1191 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1193 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1195 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1196 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1197 reference to nonexistent gen_truncxfxf2 function.
1199 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1201 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1202 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1203 (general_operand): Handle TI mode.
1204 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1205 using SDWIM mode iterator.
1206 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1207 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1208 using DWI mode iterator.
1209 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1210 patterns using SWI mode iterator.
1211 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1212 using SWI48 mode iterator.
1213 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1214 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1215 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1216 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1217 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1218 using SDWIM mode iterator.
1219 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1220 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1221 using DWI mode iterator.
1222 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1223 patterns using SWI mode iterator.
1224 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1225 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1226 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1227 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1228 patterns using plusminus code iterator.
1229 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1230 sub<mode>3 patterns using plusminus code iterator.
1231 * config/i386/i386.c (override_options): Update the call to
1232 gen_subdi_carry_rex64 for renamed function.
1233 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1234 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1235 calls to instruction expanders.
1237 2009-10-06 Martin Jambor <mjambor@suse.cz>
1240 * opts.c (decode_options): Run IPA-SRA at -O2.
1242 2009-10-06 Richard Guenther <rguenther@suse.de>
1244 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1246 2009-10-06 Tobias Burnus <burnus@net-b.de>
1249 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1250 -flto and -fwhole-program flags can be combined.
1252 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1255 * gcc.c (process_command): Check that -o argument was specified.
1257 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1259 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1261 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1263 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1264 * doc/invoke.texi (Warning Options): Annotate allowed languages
1265 for -Wunsuffixed-float-constants.
1267 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1269 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1270 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1271 same name and isn't the main variant.
1274 * dwarf2out.c (loc_by_reference): Removed.
1275 (dw_loc_list_1): New function.
1276 (dw_loc_list): Remove toplev argument, add want_address argument.
1277 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1278 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1279 want_address == 2 to dw_loc_list. For successful dw_loc_list
1280 set have_address to 1 only if want_address is not 0.
1282 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1284 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1285 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1286 a code block followed by two pointers.
1287 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1288 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1289 (MIPS_MOVE): Likewise.
1290 (MIPS_LUI): Likewise.
1291 (MIPS_JR): Likewise.
1292 (MIPS_BAL): Likewise.
1293 (MIPS_NOP): Likewise.
1294 (mips_asm_trampoline_template): Delete.
1295 (mips_trampoline_code_size): New function.
1296 (mips_trampoline_init): Add shorter sequences for all cases
1297 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1298 Calculate the opcodes directly, rather than copying from a template.
1299 Only flush the code part of the trampoline.
1300 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1302 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1304 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1305 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1306 (INCOMING_RETURN_ADDR_RTX): Likewise.
1307 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1309 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1310 with RETURN_ADDR_REGNUM.
1311 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1312 * config/mips/mips.c (mips16_build_call_stub): Replace
1313 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1314 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1315 (mips_print_operand_punctuation): Likewise.
1316 (mips_frame_set): Likewise.
1317 (mips16e_output_save_restore): Likewise.
1318 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1319 (mips_save_reg_p): Likewise.
1320 (mips_return_addr): Likewise.
1321 (mips_set_return_address): Likewise.
1322 (mips_direct_save_slot_move_p): Likewise.
1323 (mips_output_function_prologue): Likewise.
1324 (mips_restore_reg): Likewise.
1325 (mips_expand_epilogue): Likewise.
1326 (mips_epilogue_uses): Likewise.
1327 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1328 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1329 (clear_hazard_<mode>): Likewise.
1330 (call_internal): Likewise.
1331 (call_internal_direct): Likewise.
1332 (call_direct_split): Likewise.
1333 (call_value_internal): Likewise.
1334 (call_value_split): Likewise.
1335 (call_value_internal_direct): Likewise.
1336 (call_value_direct_split): Likewise.
1337 (call_value_multiple_internal): Likewise.
1338 (call_value_multiple_split): Likewise.
1340 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1341 Jakub Jelinek <jakub@redhat.com>
1343 PR rtl-optimization/41511
1344 * combine.c (record_value_for_reg): Pass explicit values as argument
1345 to get_last_value_validate.
1346 (get_last_value_validate): Document INSN parameter.
1347 For non-readonly MEMs, assume they might have been modified if INSN
1348 was in another basic block.
1349 (get_last_value): Minor reformatting.
1351 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1354 * final.c (asm_str_count): Split out from asm_insn_count.
1355 * rtl.h (asm_str_count): New prototype.
1356 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1359 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1361 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1363 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1364 Rafael Espindola <espindola@google.com>
1366 * gengtype.c (write_types): Moved call to write_func_for_structure
1367 into seperate loops.
1369 2009-10-05 Richard Guenther <rguenther@suse.de>
1372 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1373 (input_cgraph_1): Input toplevel asms.
1375 2009-10-05 Richard Guenther <rguenther@suse.de>
1378 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1379 (external_aggregate_decl_p): Likewise.
1380 (lto_symtab_compatible): Re-structure. Remove dead code.
1381 For variables ignore toplevel qualifiers when comparing types.
1382 Issue warnings, not errors for mismatched user-alignment.
1384 2009-10-05 Richard Guenther <rguenther@suse.de>
1388 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1389 (struct lto_symtab_identifier_def): Likewise.
1390 (struct lto_symtab_decl_def): Likewise.
1391 (struct lto_symtab_entry_def): New.
1392 (lto_symtab_identifier_t): Rename to ...
1393 (lto_symtab_entry_t): ... this.
1394 (lto_symtab_decls): Remove.
1395 (lto_symtab_base_hash): Rename to ...
1396 (lto_symtab_entry_hash): ... this.
1397 (lto_symtab_base_eq): Rename to ...
1398 (lto_symtab_entry_eq): ... this.
1399 (lto_symtab_base_marked_p): Rename to ...
1400 (lto_symtab_entry_marked_p): ... this.
1401 (lto_symtab_identifier_marked_p): Remove.
1402 (lto_symtab_decl_marked_p): Likewise.
1403 (lto_symtab_maybe_init_hash_tables): Rename to ...
1404 (lto_symtab_maybe_init_hash_table): ... this.
1405 (lto_symtab_set_resolution_and_file_data): Remove.
1406 (lto_symtab_register_decl): New function.
1407 (lto_symtab_get_identifier): Remove.
1408 (lto_symtab_get): New function.
1409 (lto_symtab_get_resolution): Adjust.
1410 (lto_symtab_get_identifier_decl): Remove.
1411 (lto_symtab_set_identifier_decl): Likewise.
1412 (lto_symtab_merge_decl): Rename to ...
1413 (lto_symtab_merge): ... this. Rewrite.
1414 (lto_symtab_merge_var): Remove.
1415 (lto_symtab_merge_fn): Likewise.
1416 (lto_symtab_prevailing_decl): Adjust.
1417 (lto_cgraph_replace_node): New function.
1418 (lto_symtab_merge_decls_2): Likewise.
1419 (lto_symtab_merge_decls_1): Likewise.
1420 (lto_symtab_fixup_var_decls): Likewise.
1421 (lto_symtab_resolve_symbols): Likewise.
1422 (lto_symtab_merge_decls): Likewise.
1423 (lto_symtab_prevailing_decl): Adjust.
1424 (lto_symtab_get_symtab_def): Remove.
1425 (lto_symtab_get_file_data): Likewise.
1426 (lto_symtab_clear_resolution): Adjust.
1427 (lto_symtab_clear_resolution): Likewise.
1428 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1429 (input_cgraph_1): Likewise.
1430 * lto-streamer-in.c (get_resolution): Do not provide fake
1431 symbol resolutions here.
1432 (deferred_global_decls): Remove.
1433 (lto_register_deferred_decls_in_symtab): Likewise.
1434 (lto_register_var_decl_in_symtab): Change signature, register
1435 variable via lto_symtab_register_decl.
1436 (lto_register_function_decl_in_symtab): Likewise.
1437 (lto_read_tree): Adjust.
1438 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1439 (lto_symtab_merge_var): Likewise.
1440 (lto_symtab_merge_fn): Likewise.
1441 (lto_symtab_register_decl): Declare.
1442 (lto_symtab_merge_decls): Likewise.
1444 2009-10-05 Richard Guenther <rguenther@suse.de>
1446 PR tree-optimization/23821
1447 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1448 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1449 simple IV increments.
1451 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1453 * config/arm/arm.c (arm_override_options): Really initialize
1454 flag_dwarf2_cfi_asm to 0.
1456 2009-10-05 Doug Kwan <dougkwan@google.com>
1458 PR rtl-optimization/41574
1459 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1460 floating point and we are not doing unsafe math optimizations.
1462 2009-10-03 Simon Baldwin <simonb@google.com>
1463 Cary Coutant <ccoutant@google.com>
1464 Rafael Espindola <espindola@google.com>
1465 Richard Guenther <rguenther@suse.de>
1466 Jan Hubicka <jh@suse.cz>
1467 Doug Kwan <dougkwan@google.com>
1468 H.J. Lu <hongjiu.lu@intel.com>
1469 Bill Maddox <maddox@google.com>
1470 Ryan Mansfield <rmansfield@qnx.com>
1471 Diego Novillo <dnovillo@google.com>
1472 Ollie Wild <aaw@google.com>
1473 Kenneth Zadeck <zadeck@naturalbridge.com>
1475 * lto-cgraph.c: New file.
1476 * lto-compress.c: New file.
1477 * lto-compress.h: New file.
1478 * lto-opts.c: New file.
1479 * lto-section-in.c: New file.
1480 * lto-section-out.c: New file.
1481 * lto-streamer-in.c: New file.
1482 * lto-streamer-out.c: New file.
1483 * lto-streamer.c: New file.
1484 * lto-streamer.h: New file.
1485 * lto-symtab.c: New file.
1486 * lto-wpa-fixup.c: New file.
1487 * lto-wrapper.c: New file.
1489 2009-10-03 Simon Baldwin <baldwin@google.com>
1490 Ben Elliston <bje@au.ibm.com>
1491 Rafael Espindola <espindola@google.com>
1492 Nathan Froyd <froydnj@codesourcery.com>
1493 Jan Hubicka <jh@suse.cz>
1494 Doug Kwan <dougkwan@google.com>
1495 Diego Novillo <dnovillo@google.com>
1496 Kenneth Zadeck <zadeck@naturalbridge.com>
1498 * Makefile.in (enable_lto): New.
1499 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1500 (LINKER_PLUGIN_API_H): Define.
1501 (LTO_SYMTAB_H): Define.
1502 (LTO_STREAMER_H): Define.
1503 (TREE_VECTORIZER_H): Define.
1504 (INCLUDES): Add LIBELFINC.
1505 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1506 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1507 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1508 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1509 (native): Add lto-wrapper$(exeext)
1510 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1511 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1512 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1513 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1514 (varasm.o): Add dependency on tree-iterator.h.
1515 (cgraph.o): Add dependency on cif-code.def.
1516 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1517 (ipa-pure-const.o): Likewise.
1518 (GTFILES): Add lto-symtab.c.
1519 (install-lto-wrapper): New.
1520 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1521 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1522 * config.in: Regenerate.
1524 2009-10-03 Rafael Espindola <espindola@google.com>
1525 Diego Novillo <dnovillo@google.com>
1527 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1528 ipa_write_summaries.
1529 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1531 (cgraph_optimize): Make extern.
1533 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1534 Kenneth Zadeck <zadeck@naturalbridge.com>
1536 * toplev.c (in_lto_p): Declare.
1537 * collect2.c (scan_prog_file): Read all the output when reading
1538 information for LTO.
1539 (enum lto_mode_d): Declare.
1541 2009-10-03 Richard Guenther <rguenther@suse.de>
1542 Diego Novillo <dnovillo@google.com>
1544 * gimple.c: Include target.h and alias.h.
1545 (gimple_types): Declare.
1546 (type_hash_cache): Declare.
1547 (gimple_alloc_stat): Make extern.
1548 (gimple_build_eh_must_not_throw): Call
1549 gimple_eh_must_not_throw_set_fndecl.
1550 (struct type_pair_d): Declare.
1551 (type_pair_t): Declare.
1552 (type_pair_hash): New.
1553 (type_pair_eq): New.
1554 (lookup_type_pair): New.
1555 (gimple_force_type_merge): New.
1556 (compare_type_names_p): New.
1557 (compare_field_offset): New.
1558 (gimple_types_compatible_p): New.
1559 (struct sccs): Declare.
1560 (next_dfs_num): Declare.
1561 (iterative_hash_gimple_type): New.
1563 (iterative_hash_type_name): New.
1564 (iterative_hash_gimple_type): New.
1565 (gimple_type_hash): New.
1566 (gimple_type_eq): New.
1567 (gimple_register_type): New.
1568 (print_gimple_types_stats): New.
1569 (gimple_signed_or_unsigned_type): New.
1570 (gimple_unsigned_type): New.
1571 (gimple_signed_type): New.
1572 (gimple_get_alias_set): New.
1573 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1574 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1575 (gimple_force_type_merge): Declare.
1576 (gimple_types_compatible_p): Declare.
1577 (gimple_register_type): Declare.
1578 (print_gimple_types_stats): Declare.
1579 (gimple_unsigned_type): Declare.
1580 (gimple_signed_type): Declare.
1581 (gimple_get_alias_set): Declare.
1582 (gimple_eh_must_not_throw_set_fndecl): New.
1584 2009-10-03 Jan Hubicka <jh@suse.cz>
1585 Kenneth Zadeck <zadeck@naturalbridge.com>
1587 * ipa-pure-const.c: Include lto-streamer.h.
1588 (register_hooks): Factor out of ...
1589 (generate_summary): ... here.
1590 (pure_const_write_summary): New.
1591 (pure_const_read_summary): New.
1592 (pass_ipa_pure_const): Add pure_const_write_summary and
1593 pure_const_read_summary.
1594 * ipa-reference.c: Include lto-streamer.h.
1595 (add_new_function): New.
1596 (remove_node_data): New.
1597 (duplicate_node_data): New.
1598 (ipa_init): Guard against multiple calls.
1599 Move hook setup from analyze_function.
1600 (write_node_summary_p): New.
1601 (ipa_reference_write_summary): New.
1602 (ipa_reference_read_summary): New.
1603 (pass_ipa_reference): Add ipa_reference_write_summary and
1604 ipa_reference_read_summary.
1605 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1606 (struct cgraph_edge): Add fields lto_stmt_uid and
1607 call_stmt_cannot_inline_p.
1608 (cgraph_optimize): Declare.
1609 (cgraph_decide_is_function_needed): Declare.
1610 (reset_inline_failed): Declare.
1611 (enum LTO_cgraph_tags): Declare.
1612 (LTO_cgraph_tag_names): Declare.
1613 (LCC_NOT_FOUND): Define.
1615 2009-10-03 Doug Kwan <dougkwan@google.com>
1616 Rafael Espindola <espindola@google.com>
1617 Jan Hubicka <jh@suse.cz>
1618 Diego Novillo <dnovillo@google.com>
1619 Kenneth Zadeck <zadeck@naturalbridge.com>
1621 * passes.c (all_regular_ipa_passes): New.
1622 (all_ipa_passes): Rename to all_small_ipa_passes.
1623 (init_optimization_passes): Init all_regular_ipa_passes.
1624 * tree-pass.h (all_regular_ipa_passes): New.
1625 (all_ipa_passes): Rename to all_small_ipa_passes.
1626 * passes.c (all_lto_gen_passes): New.
1627 (init_optimization_passes): Initialize all_lto_gen_passes.
1628 (execute_ipa_summary_passes): Make non-static.
1629 (ipa_write_summaries_1): New.
1630 (ipa_write_summaries_2): New.
1631 (ipa_write_summaries): New.
1632 (ipa_write_summaries_of_cgraph_node_set): New.
1633 (ipa_read_summaries_1): New.
1634 (ipa_read_summaries): New.
1635 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1636 (execute_regular_ipa_pass_list): Remove.
1637 (init_optimization_passes): Schedule
1638 pass_rebuild_cgraph_edges and pass_early_inline outside
1639 of pass_all_early_optimizations. Document reason.
1640 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1641 pass_ipa_lto_finish_out): New pass.
1642 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1643 (execute_all_ipa_transforms): New.
1644 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1645 (dump_properties, debug_properties): New.
1646 * tree-optimize.c (gate_all_early_local_passes): Return
1647 false if we are in lto1.
1648 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1649 * tree-pass.h (execute_all_ipa_transforms): Declare.
1650 (pass_ipa_function_and_variable_visibility): Declare.
1651 (pass_ipa_early_inline): Declare.
1652 (pass_ipa_lto_gimple_out): Declare.
1653 (pass_ipa_lto_wpa_fixup): Declare.
1654 (pass_ipa_lto_finish_out): Declare.
1655 (all_small_ipa_passes, all_regular_ipa_passes,
1656 all_lto_gen_passes): Declare.
1657 (execute_ipa_summary_passes): Declare.
1658 (execute_all_ipa_transforms): Declare.
1659 (ipa_write_summaries): Declare
1660 (ipa_write_summaries_of_cgraph_node_set): Declare.
1661 (ipa_read_summaries): Declare.
1663 2009-10-03 Doug Kwan <dougkwan@google.com>
1664 Ollie Wild <aaw@google.com>
1666 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1668 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1669 (lto_mode): New variable.
1670 (maybe_run_lto_and_relink): Handle the -fwpa option.
1671 (main): Handle the -fwpa option.
1672 (maybe_unlink_list): New function.
1673 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1674 * common.opt (flto): New flag.
1675 * toplev.c (flag_generate_lto): Declare.
1677 2009-10-03 Simon Baldwin <simonb@google.com>
1679 * common.opt (flto-compression-level): New flag.
1681 * opts.c: Include lto-opts.h.
1682 (handle_option): Call lto_register_user_option for each
1683 valid option handled.
1684 (decode_options): Clear registered options before the options
1687 2009-10-03 Cary Coutant <ccoutant@google.com>
1689 * collect2.c (is_elf): New function.
1690 (scan_prog_file): Require LTO object to be in ELF format.
1692 2009-10-03 Rafael Espindola <espindola@google.com>
1694 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1695 libgcc to the linker.
1697 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1699 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1700 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1702 * collect2.h (collect_execute): Add flags argument.
1703 * tlink.c (tlink_execute): Update call to collect_execute.
1704 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1705 (use_linker_plugin): New.
1706 (use_linker_plugin_spec_function): New.
1707 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1708 (linker_plugin_file_spec): New.
1709 (lto_wrapper_spec): New.
1710 (lto_gcc_spec): New.
1711 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1712 (static_spec_functions): Add use-linker-plugin.
1713 (process_command): Handle -use-linker-plugin.
1714 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1715 linker_plugin_file_spec and lto_gcc_spec.
1716 (use_linker_plugin_spec_function): New.
1718 2009-10-03 Richard Guenther <rguenther@suse.de>
1722 * tree.h (is_lang_specific): Include LANG_TYPE.
1723 * tree.c (find_decls_types_r): Manually add interesting parts
1724 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1726 * gimple.c (type_pair_hash): Make symmetric.
1727 (type_pair_eq): Likewise.
1728 (lookup_type_pair): Increase initial hashtable size.
1729 (gimple_force_type_merge): Rely on type-pair symmetry.
1730 (visit): Remove excessive checking code.
1731 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1732 (gimple_register_type): Remove getenv calls, shrink initial
1736 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1737 inline functions if not generating lto output.
1740 * toplev.c (finalize): In WPA mode remove the asm file.
1742 2009-10-03 Doug Kwan <dougkwan@google.com>
1744 * ipa-inline.c (cgraph_mark_inline): Check
1745 edge->call_stmt_cannot_inline_p instead of calling
1746 gimple_call_cannot_inline_p.
1747 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1748 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1749 (inline_generate_summary): Do nothing in LTRANS.
1750 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1751 exists before calling gimple_call_cannot_inline_p.
1752 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1753 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1754 Update new_edge->lto_stmt_uid.
1755 * cgraphbuild.c (reset_inline_failed): New.
1757 * common.opt (fwpa): New flag.
1758 (fltrans): New option.
1759 * gcc.c (gcc_lto_option_t): New type.
1760 (current_lto_option): New variable.
1761 (lto_single_spec_function): Remove and is replaced by ..
1762 (lto_option_spec_function): New function.
1763 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1764 passing the -flto flag.
1765 (cc1_options): Separate non-LTO related parts into ..
1766 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1767 (lto1_options): New spec for lto FE.
1768 (link_lto_options): New spec for handling LTO flags in linker.
1769 (invoke_lto_single): Re-format to fit in 80 column. Replace
1770 lto-single with lto-option.
1771 (static_specs): Add cc1_non_lto_options, lto1_options and
1773 (static_spec_function): Replace lto-single with lto-option.
1774 (process_command): Handle -flto, -fwpa and -fltran by setting
1775 current_lto_option and not passing it to subprocess unconditionally.
1777 2009-10-03 Bill Maddox <maddox@google.com>
1779 Add `gcc' driver support for link-time code generation (LTO).
1781 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1782 (lto_flag, lto_objects, lto_o_file): New variables.
1783 (struct lto_object, struct lto_object_list): New structures.
1784 (collect_exit, handler): Remove LTO temporary output file on exit.
1785 (add_lto_object): New function.
1786 (maybe_run_lto_and_relink): New function. Perform link time code
1787 generation and relinking for object files containing LTO information.
1788 (main): Invoke maybe_run_lto_and_relink().
1789 (dump_argv): New function. For debugging, currently disabled.
1790 (scan_prog_file): Add LTO information pass.
1791 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1793 * toplev.c (compile_file): Emit assembler directive to create
1794 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1796 2009-10-03 Diego Novillo <dnovillo@google.com>
1798 * c.opt: Add LTO to warn_abi and warn_psabi.
1800 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1801 inline function. Ignore language-specific nodes. Update all users.
1802 (find_decls_types_r): Do not traverse the subtrees of
1803 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1804 * tree.h (is_lang_specific): New.
1805 * langhooks.h (struct lang_hooks_for_decls): Remove
1806 may_need_assembler_name_p. Update all users.
1808 * c-common.c (set_builtin_user_assembler_name): Move ...
1809 * builtins.c (set_builtin_user_assembler_name): ... here.
1810 (is_builtin_name): Add comment
1811 (is_builtin_fn): New.
1812 * except.c (output_ttype): Only call
1813 lookup_type_for_runtime if TYPE is not a runtime type.
1815 * passes.c (register_pass): Call position_pass on
1816 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1817 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1818 (TV_IPA_LTO_DECL_IO): Define.
1819 (TV_IPA_LTO_CGRAPH_IO): Define.
1821 (TV_WHOPR_WPA): Define.
1822 (TV_WHOPR_WPA_IO): Define.
1823 (TV_WHOPR_LTRANS): Define.
1824 (TV_WHOPR_WPA_FIXUP): Define.
1825 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1826 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1827 * tree-flow.h (tree_node_can_be_shared): Declare.
1828 * tree-inline.c (tree_can_inline_p): Check that E has a
1829 statement associated with it.
1830 * tree.c (free_lang_data_in_binf): Factor out of ...
1831 (free_lang_data_in_type): ... here.
1832 Call RECORD_OR_UNION_TYPE_P.
1833 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1834 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1835 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1836 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1837 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1838 (gate_free_lang_data): Return true if flag_generate_lto is set.
1839 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1840 * c-common.h (set_builtin_user_assembler_name): Move ...
1841 * tree.h (set_builtin_user_assembler_name): ... here.
1843 * common.opt (flto-report): New flag.
1844 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1845 * collect2.c (scan_prog_file): Send the error output of
1846 'nm' to HOST_BIT_BUCKET.
1848 2009-10-03 Ollie Wild <aaw@google.com>
1850 * langhooks-def.h (lhd_begin_section): New function declaration.
1851 (lhd_write_section): New function declaration.
1852 (lhd_end_section): New function declaration.
1853 (LANG_HOOKS_BEGIN_SECTION): New macro.
1854 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1855 (LANG_HOOKS_END_SECTION): New macro.
1856 (LANG_HOOKS_LTO): New macro.
1857 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1858 * langhooks.c (output.h): Add include.
1859 (saved_section): New static variable.
1860 (lhd_begin_section): New function.
1861 (lhd_write_section_data): New function.
1862 (lhd_end_section): New function.
1863 * langhooks.h (struct lang_hooks_for_lto): New structure.
1864 (struct lang_hooks): Add member lto.
1865 * Makefile.in (langhooks.o): Add dependency on output.h.
1867 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1869 2009-10-03 Richard Guenther <rguenther@suse.de>
1871 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1874 2009-10-03 Simon Baldwin <simonb@google.com>
1875 Richard Guenther <rguenther@suse.de>
1876 Janis Johnson <janis187@us.ibm.com>
1877 Doug Kwan <dougkwan@google.com>
1878 Diego Novillo <dnovillo@google.com>
1879 Ramana Radhakrishnan <ramana.r@gmail.com>
1880 Ollie Wild <aaw@google.com>
1882 * doc/install.texi: Add documentation for libelf and --enable-lto.
1883 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1884 -flto-report, -flto-compression-level and -use-linker-plugin.
1885 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1886 Add section for LTO Testing.
1888 2009-10-02 Cary Coutant <ccoutant@google.com>
1890 Add support for comdat type sections for DWARF v4.
1891 Merge from dwarf4 branch.
1893 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1894 (dw_die_ref): Define vector type.
1895 (enum dw_val_class): Add dw_val_class_data8.
1896 (struct dw_val_struct): Add v.val_data8.
1897 (comdat_type_node_ref): New type.
1898 (struct die_struct): Move die_symbol into a union; add new field
1899 die_type_node. Change all uses.
1900 (comdat_type_node): New type.
1901 (skeleton_chain_node): New type.
1902 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1903 (comdat_type_list): New variable.
1904 (dwarf_tag_name): Add DW_TAG_type_unit.
1905 (dwarf_attr_name): Add DW_AT_signature.
1906 (add_AT_data8): New function.
1907 (replace_child): New function.
1908 (move_all_children): New function.
1909 (print_signature): New function.
1910 (print_die): Print signature information; add dw_val_class_data8.
1911 (attr_checksum): Support dw_val_class_data8.
1912 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1913 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1914 (checksum_sleb128, checksum_uleb128): New functions.
1915 (checksum_die_context): New function.
1916 (loc_checksum_ordered): New function.
1917 (attr_checksum_ordered): New function.
1918 (struct checksum_attributes): New structure.
1919 (collect_checksum_attributes): New function.
1920 (die_checksum_ordered): New function.
1921 (generate_type_signature): New function.
1922 (same_dw_val_p): Add dw_val_class_data8.
1923 (is_symbol_die): Use new is_declaration_die function.
1924 (is_declaration_die): New function.
1925 (should_move_die_to_comdat): New function.
1926 (clone_die): New function.
1927 (clone_tree): New function.
1928 (clone_as_declaration): New function.
1929 (copy_declaration_context): New function.
1930 (generate_skeleton_ancestor_tree): New function.
1931 (generate_skeleton_bottom_up): New function.
1932 (generate_skeleton): New function.
1933 (remove_child_or_replace_with_skeleton): New function.
1934 (break_out_comdat_types): New function.
1935 (struct decl_table_entry): New type.
1936 (htab_decl_hash): New function.
1937 (htab_decl_eq): New function.
1938 (htab_decl_del): New function.
1939 (copy_ancestor_tree): New function.
1940 (copy_decls_walk): New function.
1941 (copy_decls_for_unworthy_types): New function.
1942 (build_abbrev_table): Don't assert on missing die_symbol when doing
1943 comdat type sections.
1944 (size_of_die): Use DW_FORM_sig8 for external references. Add
1946 (unmark_dies): Don't assert for unmarked dies when doing comdat
1948 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1949 (output_signature): New function.
1950 (output_die): Likewise.
1951 (output_compilation_unit_header): Mark output as DWARF version 3
1952 even if generating DWARF 4.
1953 (output_comdat_type_unit): New function.
1954 (output_line_info): Mark output as DWARF version 3 even if generating
1956 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1958 (dwarf2out_end_source_file): Likewise.
1959 (prune_unused_types_walk_attribs): Don't follow references into
1960 comdat type sections.
1961 (prune_unused_types_mark): When generating type units, do not mark
1962 children of non-defining declarations of types; do mark children of
1964 (prune_unused_types): Process comdat type sections.
1965 (htab_ct_hash): New function.
1966 (htab_ct_eq): New function.
1967 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1968 Add a pointer to the line table from type unit entries so
1969 DW_AT_decl_file has meaning.
1970 * varasm.c (default_elf_asm_named_section): Use identifier name as
1971 comdat key instead of lang hook.
1973 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1975 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1977 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1979 * config/i386/i386.md (SWIM248): New mode iterator.
1980 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1981 divmodhi4 patterns using SWIM248 macro.
1982 (*divmod<mode>4): Macroize insn_and_split pattern from
1983 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1984 and their corresponding splitters usign SWIM248 macro. Split SImode
1985 insn to generate cltd and DImode insn to generate cqto instead of
1986 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1987 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1988 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1989 *divmodsi_noext patterns using SWIM248 macro.
1990 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1991 udivmodhi4 patterns using SWIM248 macro.
1992 (*udivmod<mode>4): Macroize insn_and_split pattern from
1993 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1994 corresponding splitters using SWIM248 macro.
1995 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1996 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1998 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2000 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2001 of zero-sized element is zero-sized regardless of its extent.
2003 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2006 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2007 * configure: Regenerated.
2008 * config.in: Regenerated.
2009 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2010 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2011 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2012 not emitting .eh_frame, emit .cfi_sections .debug_frame
2017 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2018 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2020 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2021 vars use DECL_RTL with resetting it back to NULL afterwards.
2022 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2023 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2024 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2025 the attribute type allows it, otherwise use DW_FORM_dataN.
2026 (mem_loc_descriptor): Handle CONST_STRING.
2027 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2028 Handle MEM with CONST_STRING address using add_AT_string.
2029 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2030 CONST_STRING for const arrays initialized with a string literal.
2031 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2032 (dwarf2out_finish): Call resolve_addr.
2034 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2035 Maxim Kuvyrkov <maxim@codesourcery.com>
2037 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2039 2009-10-02 Nick Clifton <nickc@redhat.com>
2041 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2042 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2044 2009-10-01 Jan Hubicka <jh@suse.cz>
2046 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2047 (cgraph_create_virtual_clone): Just pass redirect_callers
2049 * cgraph.h (cgraph_clone_node): Update prototype.
2050 * ipa-pure-const.c (self_recursive_p): New function.
2051 (propagate): Use it.
2052 * ipa-inline.c (cgraph_clone_inlined_nodes,
2053 cgraph_decide_recursive_inlining): Update.
2055 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2057 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2058 instructions for TARGET_OCTEON.
2060 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2062 * config/arm/arm.c (arm_override_options): Turn off
2063 flag_dwarf2_cfi_asm for AAPCS variants.
2065 2009-10-01 Martin Jambor <mjambor@suse.cz>
2068 * tree-sra.c (convert_callers): Do not call
2069 compute_inline_parameters on one caller more than once.
2071 2009-10-01 Nick Clifton <nickc@redhat.com>
2073 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2074 an empty string if not already defined.
2076 2009-10-01 Martin Jambor <mjambor@suse.cz>
2079 * tree-sra.c (is_va_list_type): New function.
2080 (find_var_candidates): Call is_va_list_type.
2081 (find_param_candidates): Check that the type or the type pointed
2082 to are not va_list types.
2084 2009-10-01 Martin Jambor <mjambor@suse.cz>
2087 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2088 DECL_ARTIFICIAL (param_decl) is true.
2090 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2092 * tree.h (tree_decl_common::lang_flag_8): New.
2093 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2095 * c-common.h (RID_CONSTEXPR): New.
2097 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2099 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2100 Use ref-all pointers.
2101 (alpha_gimplify_va_arg): Ditto.
2103 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2106 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2107 before insn counting loop now that BB_END (bb) is counted. Ensure
2108 the return value isn't zero.
2110 2009-09-30 Nick Clifton <nickc@redhat.com>
2112 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2113 with separate definitions of c_target_objs and cxx_target_objs.
2114 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2116 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2117 sh_symbian_import_export_class.
2118 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2119 * config/sh/symbian.c: Delete, moving code into...
2120 * config/sh/symbian-base.c: ... here
2121 * config/sh/symbian-c.c: ... and here
2122 * config/sh/symbian-cxx.c: ... and here.
2124 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2127 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2128 of plus RTX into register.
2130 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2132 * doc/install.texi: Linguistic and markup fixes.
2133 (Configuration) <--disable-cpp>: Remove description.
2134 <--enable-maintainer-mode>: Autotools files are affected, too.
2135 <--with-sysroot>: Improve description.
2136 (Building): Bump required GNU make version.
2138 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2140 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2141 (x86_64-*-*): Ditto.
2143 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2144 intrinisics for FMA4.
2145 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2146 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2147 Add FMA4 check and fma4intrin.h.
2148 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2150 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2151 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2152 constant for FMA4 support.
2153 (UNSPEC_FMA4_FMADDSUB): Ditto.
2154 (UNSPEC_FMA4_FMSUBADD): Ditto.
2155 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2156 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2157 (ix86_expand_fma4_multiple_memory): Ditto.
2158 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2159 (OPTION_MASK_ISA_FMA4_UNSET): New.
2160 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2161 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2162 (ix86_handle_option): Handle -mfma4.
2163 (isa_opts): Handle -mfma4.
2164 (enum pta_flags): Add PTA_FMA4.
2165 (override_options): Add FMA4 support.
2166 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2167 (IX86_BUILTIN_VFMADDSD): Ditto.
2168 (IX86_BUILTIN_VFMADDPS): Ditto.
2169 (IX86_BUILTIN_VFMADDPD): Ditto.
2170 (IX86_BUILTIN_VFMSUBSS): Ditto.
2171 (IX86_BUILTIN_VFMSUBSD): Ditto.
2172 (IX86_BUILTIN_VFMSUBPS): Ditto.
2173 (IX86_BUILTIN_VFMSUBPD): Ditto.
2174 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2175 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2176 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2177 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2178 (IX86_BUILTIN_VFNMADDSS): Ditto.
2179 (IX86_BUILTIN_VFNMADDSD): Ditto.
2180 (IX86_BUILTIN_VFNMADDPS): Ditto.
2181 (IX86_BUILTIN_VFNMADDPD): Ditto.
2182 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2183 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2184 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2185 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2186 (IX86_BUILTIN_VFMADDPS256): Ditto.
2187 (IX86_BUILTIN_VFMADDPD256): Ditto.
2188 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2189 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2190 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2191 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2192 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2193 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2194 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2195 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2196 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2197 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2198 (enum multi_arg_type): New enum for describing the various FMA4
2199 intrinsic argument types.
2200 (bdesc_multi_arg): New table for FMA4 intrinsics.
2201 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2202 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2204 (ix86_expand_builtin): Add FMA4 intrinsic support.
2205 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2206 operand instructions.
2207 (ix86_expand_fma4_multiple_memory): New function to split the
2208 second memory reference from FMA4 instructions.
2209 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2210 (ssemodesuffixf2s): Ditto.
2211 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2213 (fma4_fmsub<mode>4): Ditto.
2214 (fma4_fnmadd<mode>4): Ditto.
2215 (fma4_fnmsub<mode>4): Ditto.
2216 (fma4_vmfmadd<mode>4): Ditto.
2217 (fma4_vmfmsub<mode>4): Ditto.
2218 (fma4_vmfnmadd<mode>4): Ditto.
2219 (fma4_vmfnmsub<mode>4): Ditto.
2220 (fma4_fmadd<mode>4256): Ditto.
2221 (fma4_fmsub<mode>4256): Ditto.
2222 (fma4_fnmadd<mode>4256): Ditto.
2223 (fma4_fnmsub<mode>4256): Ditto.
2224 (fma4_fmaddsubv8sf4): Ditto.
2225 (fma4_fmaddsubv4sf4): Ditto.
2226 (fma4_fmaddsubv4df4): Ditto.
2227 (fma4_fmaddsubv2df4): Ditto.
2228 (fma4_fmsubaddv8sf4): Ditto.
2229 (fma4_fmsubaddv4sf4): Ditto.
2230 (fma4_fmsubaddv4df4): Ditto.
2231 (fma4_fmsubaddv2df4): Ditto.
2232 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2233 instructions for intrinsics.
2234 (fma4i_fmsub<mode>4): Ditto.
2235 (fma4i_fnmadd<mode>4): Ditto.
2236 (fma4i_fnmsub<mode>4): Ditto.
2237 (fma4i_vmfmadd<mode>4): Ditto.
2238 (fma4i_vmfmsub<mode>4): Ditto.
2239 (fma4i_vmfnmadd<mode>4): Ditto.
2240 (fma4i_vmfnmsub<mode>4): Ditto.
2241 (fma4i_fmadd<mode>4256): Ditto.
2242 (fma4i_fmsub<mode>4256): Ditto.
2243 (fma4i_fnmadd<mode>4256): Ditto.
2244 (fma4i_fnmsub<mode>4256): Ditto.
2245 (fma4i_fmaddsubv8sf4): Ditto.
2246 (fma4i_fmaddsubv4sf4): Ditto.
2247 (fma4i_fmaddsubv4df4): Ditto.
2248 (fma4i_fmaddsubv2df4): Ditto.
2249 (fma4i_fmsubaddv8sf4): Ditto.
2250 (fma4i_fmsubaddv4sf4): Ditto.
2251 (fma4i_fmsubaddv4df4): Ditto.
2252 (fma4i_fmsubaddv2df4): Ditto.
2254 * doc/invoke.texi (-mfma4): Add documentation.
2255 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2257 2009-09-29 Richard Henderson <rth@redhat.com>
2259 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2260 an edge to the new destination block.
2262 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2265 * pa.c (hppa_profile_hook): Use
2266 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2268 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2269 Alexander Monakov <amonakov@ispras.ru>
2272 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2273 (not_postinc_memory_operand): New.
2274 (not_postinc_move_operand): New.
2275 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2276 (*cmovsi_internal): Ditto.
2278 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2280 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2281 restrict issue_rate in first pass when scheduling for register
2284 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2285 Rafael Avila de Espindola <espindola@google.com>
2287 * gengtype.c (plugin_output): New.
2288 (get_output_file_with_visibility): Return plugin_output for plugins.
2289 (main): Parse and use the -P option.
2290 * gty.texi: Update the command line format.
2292 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2295 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2297 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2298 out if !const_ok_for_output.
2301 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2302 case VAR_LOCATION>: Remove gcc_unreachable ().
2304 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2306 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2307 (x86_64-*-*): Ditto.
2308 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2309 back to smmintrin.h.
2310 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2311 * config/i386/x86intrin.h: Remove SSE5.
2312 * config/i386/mmintrin-common.h: Delete file.
2313 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2315 2009-09-29 Richard Guenther <rguenther@suse.de>
2317 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2318 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2320 2009-09-29 Nick Clifton <nickc@redhat.com>
2322 * function.c (current_function_name): If there is no current
2323 function just return "<none>".
2325 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2327 * tree-pass.h (register_pass_info): New structure.
2328 (pass_positioning_ops): Move enum from gcc-plugin.h.
2329 (register_pass): New function.
2330 * gcc-plugin.h (plugin_pass): Delete structure.
2331 (pass_positioning_ops): Delete enum.
2332 * plugin.c (regsiter_pass): Delete function.
2333 (position_pass): Delete function.
2334 (added_pass_nodes): Delete variable.
2335 (prev_added_pass_nodes): Delete variable.
2336 (pass_list_node): Delete structure.
2337 * passes.c (make_pass_instance): New function.
2338 (next_pass_1): Change to call make_pass_instance.
2339 (pass_list_node): Move structure from gcc-plugin.h.
2340 (added_pass_nodes): Move variable from plugin.c.
2341 (prev_added_pass_nodes): Move variable from plugin.c.
2342 (position_pass): New function.
2343 (register_pass): New function.
2345 2009-09-28 Easwaran Raman <eraman@google.com>
2347 * ifcvt.c (noce_try_abs): Recognize pattern and call
2348 expand_one_cmpl_abs_nojump.
2349 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2350 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2352 2009-09-28 Ian Lance Taylor <iant@google.com>
2355 * c-opts.c (c_common_handle_option): Don't set
2356 warn_jump_misses_init for -Wall.
2357 * doc/invoke.texi (Warning Options): Update documentation.
2359 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2361 * Makefile.in ($(out_object_file)): Depend on
2362 gt-$(basename $(notdir $(out_file))).h.
2364 2009-09-28 Richard Henderson <rth@redhat.com>
2366 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2367 * except.c (gen_eh_region): Set it.
2368 (duplicate_eh_regions_1): Copy it.
2369 * tree-eh.c (lower_resx): Use it to determine which function
2372 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2373 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2374 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2375 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2376 BUILT_IN_CXA_END_CLEANUP if necessary.
2378 * c-common.c (c_define_builtins): Update call to
2379 build_common_builtin_nodes.
2381 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2383 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2385 2009-09-28 Michael Matz <matz@suse.de>
2387 * builtins.c (interclass_mathfn_icode): New helper.
2388 (expand_builtin_interclass_mathfn): Use it here, and split folding
2390 (fold_builtin_interclass_mathfn): ... this new folder.
2391 (build_call_nofold_loc): New static helper.
2392 (build_call_nofold): New wrapper macro for above.
2393 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2394 (expand_builtin_pow): Ditto.
2395 (expand_builtin_memset_args): Ditto.
2396 (expand_builtin_printf): Ditto.
2397 (expand_builtin_fprintf): Ditto.
2398 (expand_builtin_sprintf): Ditto.
2399 (expand_builtin_memory_chk): Ditto.
2400 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2401 (expand_builtin_stpcpy): Ditto.
2402 (expand_builtin_strcmp): Ditto.
2403 (expand_builtin_strncmp): Ditto.
2404 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2405 (expand_builtin_strcpy_args): Don't call folders.
2406 (expand_builtin_memcmp): Ditto.
2407 (expand_builtin_strncpy): Ditto, and use target.
2408 (expand_builtin_memcpy): Ditto.
2409 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2410 expand_builtin_strpbrk, expand_builtin_memmove,
2411 expand_builtin_memmove_args, expand_builtin_bcopy,
2412 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2413 expand_builtin_strspn, expand_builtin_strcspn,
2414 expand_builtin_fputs): Remove these.
2415 (expand_builtin): Don't call the above, change calls to other
2416 expanders that changed prototype.
2417 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2418 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2419 fold_builtin_interclass_mathfn.
2420 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2421 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2423 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2424 * passes.c (init_optimization_passes): Move pass_fold_builtins
2425 after last phiopt pass.
2426 * tree-inline.c (fold_marked_statements): When folding builtins
2427 iterate over all instruction potentially generated.
2428 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2430 (fold_gimple_call): Use it to always fold calls (into potentially
2431 multiple instructions).
2432 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2433 calls into zero at this time.
2434 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2435 statements generated by builtin folding.
2437 2009-09-28 Nick Clifton <nickc@redhat.com>
2439 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2441 2009-09-28 Duncan Sands <baldrick@free.fr>
2443 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2444 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2445 (register_callback): Dispatch it.
2446 (invoke_plugin_callbacks): Incorporate in sanity check.
2447 * ggc.h (ggc_register_cache_tab): Add declaration.
2448 * ggc-common.c (ggc_register_root_tab): Simplify.
2449 (const_ggc_cache_tab_t): New typedef.
2450 (extra_cache_vec): New vector of dynamically added cache tables.
2451 (ggc_register_cache_tab): New function.
2452 (ggc_scan_cache_tab): New function.
2453 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2454 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2456 2009-09-27 Richard Henderson <rth@redhat.com>
2458 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2459 which we remove __builtin_stack_restore.
2461 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2463 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2464 to test for GRD_INVARIANT.
2465 (simple_rhs_p): Anything that's function_invariant_p is fine.
2467 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2469 * gengtype.c (main): Use plunge_files instead of plugin_output.
2471 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2472 Rafael Avila de Espindola <espindola@google.com>
2474 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2475 Don't print pch related info if it is false.
2476 (main): Don't print pch info in plugin mode.
2478 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2480 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2481 with dw_val_class_const_double.
2482 (struct dw_val_struct): Replace val_long_long with val_double and
2483 adjust for above change.
2484 (output_loc_operands): Likewise.
2485 (add_AT_long_long): Rename into...
2486 (add_AT_double): ...this.
2487 (print_die): Replace dw_val_class_long_long with
2488 dw_val_class_const_double and adjust.
2489 (attr_checksum): Likewise.
2490 (same_dw_val_p): Likewise.
2491 (size_of_die): Likewise.
2492 (value_format): Likewise.
2493 (output_die): Likewise.
2494 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2495 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2496 instead of add_AT_long_long.
2497 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2498 value with the precision of its type.
2500 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2503 * c-typeck.c (build_conditional_expr): Use the readonly and
2504 volatile flags of the operand types, not of the operands itself.
2506 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2508 * collect2.c (main): Look for -brtl before adding libraries.
2510 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2512 * config.gcc: Update OpenBSD targets.
2513 * config/openbsd-stdint.h: New file.
2514 * config/openbsd-libpthread.h: New file.
2515 * config/openbsd.h: Update and break out LIB_SPEC definition.
2516 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2517 * config/i386/openbsdelf.h: Correct types.
2518 * config/m68k/openbsd.h: Likewise.
2519 * config/mips/openbsd.h: Likewise.
2520 * config/vax/openbsd.h: Likewise.
2522 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2524 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2525 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2526 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2527 of the length and zero.
2529 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2531 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2532 (FLAGS_H): Add options.h $(REAL_H).
2533 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2534 (TREE_VECTORIZER_H): New.
2535 (EBITMAP_H): Renamed from EBIMAP_H.
2536 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2537 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2538 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2539 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2540 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2541 (graphite-clast-to-gimple.o, graphite-dependences.o)
2542 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2543 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2544 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2545 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2546 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2547 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2548 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2549 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2550 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2551 updated and fixed as per above changes and per
2552 check_makefile_deps.sh output.
2555 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2556 * configure: Regenerate.
2558 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2560 * doc/install.texi: Update minimum MPC version to 0.7.
2562 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2564 * doc/install.texi (Binaries): Remove reference to the binary
2565 distribution CD-ROM from the FSF.
2567 2009-09-26 Michael Matz <matz@suse.de>
2571 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2572 that are mentioned in the body.
2574 2009-09-26 Michael Matz <matz@suse.de>
2576 PR tree-optimization/41454
2577 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2578 (tree_ssa_dominator_optimize): Don't allocate and free it.
2579 (dom_opt_leave_block): Don't iterate over it.
2580 (eliminate_redundant_computations): Don't return a value.
2581 (cprop_operand, cprop_into_stmt): Ditto.
2582 (optimize_stmt): Don't defer updating stmts.
2584 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2586 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2587 generic_parameter_die, template_parameter_pack_die,
2588 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2589 renaming DW_TAG_formal_parameter_pack and
2590 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2591 and DW_TAG_GNU_template_parameter_pack.
2593 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2595 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2596 * config/v850/v850.c (v850_function_value): New function.
2597 (TARGET_FUNCTION_VALUE): Define.
2599 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2601 * tree-vect-stmts.c (vectorizable_call): Call
2602 mark_symbols_for_renaming after vect_finish_stmt_generation.
2604 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2605 to loc_descriptor_from_tree.
2606 (add_location_or_const_value_attribute): Pass 0 instead of 2
2607 for decl_by_reference_p decls.
2609 2009-09-25 Richard Guenther <rguenther@suse.de>
2612 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2615 2009-09-25 Ben Elliston <bje@au.ibm.com>
2617 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2620 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2622 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2623 form of instruction.
2625 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2628 * fold-const.c (const_binop): Handle complex int division.
2629 * tree-complex.c (expand_complex_div_straight,
2630 expand_complex_div_wide): Update comments.
2632 2009-09-24 DJ Delorie <dj@redhat.com>
2635 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2636 (reg_class): Likewise.
2637 (REG_CLASS_NAMES): Likewise.
2638 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2639 (m32c_override_options): Disable -fivopts for M32C.
2641 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2643 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2644 Delete VSX load/store with update support.
2645 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2646 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2650 (VStype_load_update): Ditto.
2651 (VStype_store_update): Ditto.
2652 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2653 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2655 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2656 load/store with update builtins.
2658 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2660 * libgcc2.c (L_trampoline): Prototype for getpagesize
2661 and mprotect in WINNT case.
2663 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2665 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2666 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2667 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2668 'outgoing' argument.
2669 (TARGET_FUNCTION_VALUE): Define.
2671 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2673 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2675 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2678 * common.opt: Initialize dwarf_strict to -1.
2679 * toplev.c (process_options): Catch unset dwarf_strict
2680 and set to 0 for all targets not overriding.
2681 * config/darwin.c (darwin_override_options): Catch unset
2682 dwarf_strict and override to 1.
2684 2009-09-24 Jeff Law <law@redhat.com>
2686 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2688 2009-09-24 Richard Guenther <rguenther@suse.de>
2690 PR tree-optimization/36143
2691 PR tree-optimization/38747
2692 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2693 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2695 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2698 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2699 return false instead of gcc_unreachable (). For CONST return the
2700 value returned by recursive call instead of always returning true.
2701 (tree_add_const_value_attribute): Return the value returned by
2702 add_const_value_attribute instead of always returning true if rtl
2705 2009-09-23 Justin Seyster <jrseys@gmail.com>
2707 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2709 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2711 * cgraphunit.c (cgraph_lower_function): Revert last change.
2712 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2713 instead of DECL_NO_STATIC_CHAIN.
2714 * tree-cfg.c (verify_gimple_call): Likewise.
2715 * tree-nested.c (get_chain_decl, get_chain_field,
2716 convert_tramp_reference_op, convert_gimple_call): Likewise.
2717 (convert_all_function_calls): Likewise. Always set or clear
2718 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2719 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2720 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2722 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2723 DECL_NO_STATIC_CHAIN.
2724 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2725 instead of DECL_NO_STATIC_CHAIN.
2726 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2727 decl_function_context.
2728 * varasm.c (initializer_constant_valid_p): Likewise.
2729 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2730 (DECL_STATIC_CHAIN): ... this.
2731 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2732 instead of DECL_NO_STATIC_CHAIN.
2734 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2735 Rafael Avila de Espindola <espindola@google.com>
2737 * gengtype.c (nb_plugin_files): Make it unsigned to match
2738 num_gt_files. Adjust other variables to avoid warnings.
2739 (main): Allocate an all zero lang_bitmap before each plugin file name
2740 to match regular file names.
2742 2009-09-23 Richard Henderson <rth@redhat.com>
2744 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2745 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2746 static chain passed in memory.
2747 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2748 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2749 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2750 STATIC_CHAIN_REGNUM defined.
2752 * config/picochip/picochip-protos.h: s/class/klass/.
2753 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2754 (picochip_static_chain): New.
2755 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2756 (STATIC_CHAIN_INCOMING): Remove.
2758 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2759 (xtensa_static_chain): New.
2760 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2761 (STATIC_CHAIN_INCOMING): Remove.
2763 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2765 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2766 * config/pa/pa-protos.h (function_value): Remove.
2767 * config/pa/pa.c (pa_function_value): Rename from function_value.
2768 Make static, add 'outgoing' argument.
2769 (TARGET_FUNCTION_VALUE): Define.
2771 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2773 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2774 instead of cfun->machine->is_leaf.
2775 * config/avr/avr.h (machine_function): Remove is_leaf field.
2777 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2780 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2781 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2782 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2783 the same size, prefer DW_OP_stack_value.
2784 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2785 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2787 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2790 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2792 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2795 * cfgexpand.c (convert_debug_memory_address): New.
2796 (expand_debug_expr): Convert base address and offset to the same
2797 mode. Use it to convert addresses to other modes. Accept
2800 2009-09-23 Richard Guenther <rguenther@suse.de>
2802 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2803 produced for bigendian targets with promoted subregs.
2805 2009-09-23 Richard Guenther <rguenther@suse.de>
2807 * value-prof.c (gimple_ic): Purge old EH edges only after building
2810 2009-09-23 Nick Clifton <nickc@redhat.com>
2812 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2814 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2817 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2820 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2821 on non-nested functions.
2823 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2824 Jan Hubicka <jh@suse.cz>
2826 * dwarf2out.c (loc_list_plus_const): Only define if
2827 DWARF2_DEBUGGING_INFO.
2828 (address_of_int_loc_descriptor): Likewise.
2831 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2833 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2836 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2837 constant is more than zero.
2839 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2842 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2843 call final to emit non-scheduled prologue, instead insert at entry.
2845 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2846 Joseph S. Myers <joseph@codesourcery.com>
2848 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2850 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2851 Rafael Avila de Espindola <espindola@google.com>
2853 * gengtype.c (is_file_equal): New function.
2854 (close_output_files): Use is_file_equal. Free of->buf.
2856 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2857 Rafael Avila de Espindola <espindola@google.com>
2859 * gengtype.c (write_types, write_local): Add the output_header
2860 argument. Update all callers.
2862 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2864 * dwarf2out.c (template_parameter_pack_die,
2865 gen_formal_parameter_pack_die ): New functions.
2866 (make_ith_pack_parameter_name): Remove this function.
2867 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2868 DW_TAG_formal_parameter_pack.
2869 (gen_generic_params_dies): Represent each template parameter pack
2870 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2871 represented by usual DW_TAG_template_*_parameter DIEs that are
2872 children of the DW_TAG_template_parameter_pack element DIE.
2873 (generic_parameter_die): This doesn't deal with parameter pack
2874 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2875 of parameter pack DIEs.
2876 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2877 in certain cases, e.g. for pack elements.
2878 (gen_formal_types_die, gen_decl_die): Adjust usage of
2879 gen_formal_parameter_die.
2880 (gen_subprogram_die): Represent each function parameter pack by a
2881 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2882 represented by usual DW_TAG_formal_parameter DIEs that are children
2883 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2884 ____builtin_va_alist decls as no part of the compiler uses those
2886 * langhooks.h (struct lang_hooks_for_decls): Add
2887 function_parm_expanded_from_pack_p, get_generic_function_decl
2888 and function_parameter_pack_p hooks. Fix comment for
2889 get_innermost_generic_parms hook.
2890 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2891 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2892 macros and use them to initialize lang_hook.
2894 2009-09-22 Richard Henderson <rth@redhat.com>
2896 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2897 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2898 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2899 on TRAMPOLINE_TEMPLATE.
2900 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2901 TRAMPOLINE_ADJUST_ADDRESS.
2902 * targhooks.c (default_asm_trampoline_template): Remove.
2903 (default_trampoline_adjust_address): Remove.
2904 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2905 * targhooks.h: Update decls.
2907 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2909 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2910 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2911 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2913 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2916 * reload1.c (reload): Reset debug insns with pseudos without
2919 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2921 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2922 unconditional true for decimal float modes.
2923 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2924 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2926 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2928 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2929 Enable a new case for __FreeBSD__ >= 7.
2930 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2931 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2932 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2933 and USE_LD_AS_NEEDED.
2935 * doc/install.texi (*-*-freebsd*): Update target information.
2937 2009-09-22 Richard Guenther <rguenther@suse.de>
2940 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2941 arrays really properly.
2943 2009-09-22 Richard Henderson <rth@redhat.com>
2946 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2947 calls.static_chain, calls.trampoline_init,
2948 calls.trampoline_adjust_address.
2949 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2950 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2951 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2952 * builtins.c (expand_builtin_setjmp_receiver): Use
2953 targetm.calls.static_chain; only clobber registers.
2954 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2955 set up memory attributes properly for the trampoline block.
2956 (expand_builtin_adjust_trampoline): Use
2957 targetm.calls.trampoline_adjust_address.
2958 * calls.c (prepare_call_address): Add fndecl argument. Use
2959 targetm.calls.static_chain.
2960 * df-scan.c (df_need_static_chain_reg): Remove.
2961 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2962 consolodate static chain handling.
2963 * doc/tm.texi: Document new hooks.
2964 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2965 (init_emit_regs): Don't initialize them.
2966 * expr.h (prepare_call_address): Update decl.
2967 * final.c (profile_function): Use targetm.calls.static_chain.
2968 * function.c (expand_function_start): Likewise.
2969 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2970 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2971 only clobber registers.
2972 * targhooks.c (default_static_chain): New.
2973 (default_asm_trampoline_template, default_trampoline_init): New.
2974 (default_trampoline_adjust_address): New.
2975 * targhooks.h: Declare them.
2976 * varasm.c (assemble_trampoline_template): Use
2977 targetm.asm_out.trampoline_template. Make the memory block const
2980 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2981 alpha_initialize_trampoline. Make static. Merge VMS parameter
2982 differences into the TARGET_ABI_OPEN_VMS code block.
2983 (TARGET_TRAMPOLINE_INIT): New.
2984 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2985 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2986 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2987 (INITIALIZE_TRAMPOLINE): Remove.
2989 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2990 (TRAMPOLINE_TEMPLATE): Merge with ...
2991 (INITIALIZE_TRAMPOLINE): ... this and move ...
2992 * config/arc/arc.c (arc_trampoline_init): ... here.
2993 (TARGET_TRAMPOLINE_INIT): New.
2995 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2996 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2997 (arm_asm_trampoline_template): New.
2998 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2999 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3000 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3001 code to arm_asm_trampoline_template.
3002 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3003 arm_trampoline_adjust_address.
3004 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3005 adjust for target hook parameters.
3007 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3010 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3011 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3012 (bfin_trampoline_init): Rename from initialize_trampoline;
3013 make static; update for target hook parameters.
3014 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3015 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3016 bfin_asm_trampoline_template.
3017 (INITIALIZE_TRAMPOLINE): Remove.
3019 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3020 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3021 cris_trampoline_init): New.
3022 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3023 cris_asm_trampoline_template.
3024 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3025 adjust for target hook parameters.
3027 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3029 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3030 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3031 fr30_trampoline_init): New.
3032 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3033 fr30_asm_trampoline_template.
3034 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3035 adjust for target hook parameters.
3037 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3038 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3039 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3040 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3041 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3043 * config/h8300/h8300.c (h8300_trampoline_init): New.
3044 (TARGET_TRAMPOLINE_INIT): New.
3045 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3046 to h8300_trampoline_init and adjust for hook parameters.
3048 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3049 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3050 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3051 make static; adjust for hook parameters.
3052 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3054 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3055 (TARGET_TRAMPOLINE_INIT): New.
3056 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3057 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3058 iq2000_asm_trampoline_template.
3059 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3060 (TRAMPOLINE_CODE_SIZE): New.
3061 (TRAMPOLINE_SIZE): Use it.
3062 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3064 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3065 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3066 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3067 adjust for hook parameters.
3068 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3070 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3071 (m32r_trampoline_init): New.
3072 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3073 m32r_trampoline_init.
3075 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3076 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3077 make static; update for hook parameters.
3078 * config/m68hc11/m68hc11-protos.h: Update.
3079 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3081 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3082 (TARGET_TRAMPOLINE_INIT): New.
3083 (mcore_function_value): Fix typo.
3084 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3085 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3086 to mcore_asm_trampoline_template.
3087 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3089 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3090 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3091 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3092 update for hook parameters.
3093 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3095 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3096 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3097 mips_trampoline_init): New.
3098 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3099 mips_asm_trampoline_template.
3100 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3101 update for hook parameters.
3103 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3104 (TARGET_TRAMPOLINE_INIT): New.
3105 (mmix_trampoline_size): Remove.
3106 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3107 make static. Remove out-of-date tetra vs octa comment.
3108 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3109 make static; update for hook parameters.
3110 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3111 (INITIALIZE_TRAMPOLINE): Remove.
3112 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3113 (TRAMPOLINE_ALIGNMENT): New.
3114 * gcc/config/mmix/mmix-protos.h: Update.
3116 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3117 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3118 mn10300_trampoline_init): New.
3119 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3120 mn10300_asm_trampoline_template.
3121 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3123 * config/moxie/moxie.c (moxie_static_chain,
3124 moxie_asm_trampoline_template, moxie_trampoline_init,
3125 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3126 TARGET_TRAMPOLINE_INIT): New.
3127 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3128 moxie_trampoline_init.
3129 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3130 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3132 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3133 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3134 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3135 pa_trampoline_adjust_address): New.
3136 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3137 pa_asm_trampoline_template.
3138 (TRAMPOLINE_ALIGNMENT): New.
3139 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3140 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3141 adjust for hook parameters.
3142 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3144 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3145 (TARGET_TRAMPOLINE_INIT): New.
3146 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3147 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3149 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3151 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3152 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3153 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3154 make static; adjust parameters for the hook.
3155 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3157 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3158 s390_trampoline_template; make static.
3159 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3160 make static; adjust for target hook.
3161 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3162 * config/s390/s390-protos.h: Remove trampoline decls.
3163 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3164 (TRAMPOLINE_TEMPLATE): Remove.
3165 (TRAMPOLINE_ALIGNMENT): New.
3167 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3168 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3169 (TARGET_TRAMPOLINE_INIT): New.
3170 (score_asm_trampoline_template): New.
3171 (score_trampoline_init): Rename from score_initialize_trampoline;
3172 make static; adjust for hook parameters.
3173 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3174 score[37]_asm_trampoline_template.
3175 (INITIALIZE_TRAMPOLINE): Remove.
3176 * config/score/score3.c (score3_asm_trampoline_template): New.
3177 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3178 adjust for target hook.
3179 * config/score/score7.c (score7_asm_trampoline_template): New.
3180 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3181 adjust for target hook.
3182 * config/score/score3.h, config/score/score7.h: Update.
3184 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3185 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3186 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3187 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3188 make static; adjust for target hook parameters.
3189 (sh_trampoline_adjust_address): New.
3190 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3191 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3193 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3194 (sparc32_initialize_trampoline): Rename from
3195 sparc_initialize_trampoline; make static; replace tramp parameter
3196 with m_tramp and update memory accesses.
3197 (sparc64_initialize_trampoline): Similarly.
3198 (sparc_trampoline_init): New.
3199 * config/sparc/sparc-protos.h: Remove trampoline decls.
3200 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3201 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3203 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3204 (array_to_constant): Make ARR parameter const.
3205 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3206 make static; update for hook parameters.
3207 * config/spu/spu-protos.h: Update decls.
3208 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3210 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3211 from xstormy16_initialize_trampoline; make static; update for
3213 (TARGET_TRAMPOLINE_INIT): New.
3214 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3216 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3217 (TARGET_TRAMPOLINE_INIT): New.
3218 (v850_can_eliminate): Make static.
3219 (v850_asm_trampoline_template, v850_trampoline_init): New.
3220 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3221 v850_asm_trampoline_template.
3222 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3223 and adjust for target hook parameters.
3225 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3226 (TARGET_TRAMPOLINE_INIT): New.
3227 (vax_asm_trampoline_template, vax_trampoline_init): New.
3228 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3229 vax_asm_trampoline_template.
3230 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3232 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3233 (TARGET_TRAMPOLINE_INIT): New.
3234 (xtensa_asm_trampoline_template): Rename from
3235 xtensa_trampoline_template; make static.
3236 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3237 make static; update for hook parameters.
3238 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3239 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3240 (INITIALIZE_TRAMPOLINE): Remove.
3242 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3243 error for nested functions with regparm=3.
3244 (ix86_compute_frame_layout): Adjust frame pointer offset for
3245 ix86_static_chain_on_stack.
3246 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3247 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3248 don't reset to UNITS_PER_WORD.
3249 (ix86_emit_leave): Adjust ix86_cfa_state.
3250 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3251 (ix86_static_chain): New.
3252 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3253 make static; update for target hook parameters; use ix86_static_chain.
3254 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3255 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3256 (INITIALIZE_TRAMPOLINE): Remove.
3257 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3258 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3259 to the end. Add static_chain_on_stack.
3260 (ix86_static_chain_on_stack): New.
3262 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3263 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3264 (m68k_trampoline_init): New.
3265 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3266 m68k_trampoline_init and adjust for hook parameters.
3267 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3268 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3270 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3272 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3273 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3275 * reload1.c (reload): Call wrap_constant when substituting
3276 reg for equiv inside of DEBUG_INSNs.
3279 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3280 add_call_src_coords_attributes, add_high_low_attributes,
3281 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3282 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3283 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3284 when -gdwarf-2 -gstrict-dwarf.
3285 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3286 -gdwarf-[23] -gstrict-dwarf.
3287 (address_of_int_loc_descriptor, loc_descriptor,
3288 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3289 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3290 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3292 2009-09-22 Richard Guenther <rguenther@suse.de>
3294 PR tree-optimization/41428
3295 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3296 (ccp_finalize): Pass it to substitute_and_fold.
3298 2009-09-22 Richard Guenther <rguenther@suse.de>
3300 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3301 (substitute_and_fold): Adjust prototype.
3302 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3303 (simplify_stmt_using_ranges): Likewise.
3304 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3305 (vrp_fold_stmt): New function.
3306 (vrp_finalize): Pass it to substitute_and_fold.
3307 * tree-flow.h (vrp_evaluate_conditional): Remove.
3308 (simplify_stmt_using_ranges): Likewise.
3309 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3310 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3311 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3313 (fold_predicate_in): Move to tree-vrp.c.
3314 (substitute_and_fold): Use the callback instead of calling into
3315 tree-vrp.c functions directly.
3317 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3319 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3320 comparison warning on rs6000.
3323 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3324 GIMPLE_EH_MUST_NOT_THROW cleanup.
3325 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3327 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3330 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3331 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3332 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3333 libSystem which is derived from the gcc 4.2.1 unwinder.
3335 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3338 * varasm.c (default_encode_section_info): Copy TLS model into
3339 sym_ref flags regardless of backend support for TLS, for all
3340 model types except TLS_MODEL_EMULATED.
3342 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3345 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3346 we can handle it correctly.
3348 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3350 * doc/install.texi (os2): Remove section.
3352 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3354 * doc/standards.texi (Objective-C): Adjust two URLs.
3356 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3358 * tree-tailcall.c (process_assignment): Don't check if a
3359 multiplication or an addition are already present.
3360 (find_tail_calls): Combine multiple additions and multiplications.
3361 (adjust_accumulator_values): Emit accumulators.
3363 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3365 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3366 xmm register restore.
3368 2009-09-21 Jan Hubicka <jh@suse.cz>
3370 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3371 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3374 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3376 * stor-layout.c (layout_type): Remove obsolete code.
3378 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3381 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3383 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3386 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3387 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3388 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3389 * fold-const.c (const_binop): Likewise.
3390 * real.h (do_mpc_arg2): Update prototype.
3392 2009-09-20 Jan Hubicka <jh@suse.cz>
3394 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3395 (add_location_or_const_value_attribute): Rewrite using
3397 (tree_add_const_value_attribute): Return true if successful.
3398 (tree_add_const_value_attribute_for_decl): Likewise.
3400 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3401 (loc_descriptor): ... here;
3402 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3403 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3404 pool items that was not marked for output.
3405 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3406 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3407 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3408 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3409 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3410 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3411 DW_OP_stack_value to get address of items that are not available
3413 (dw_loc_list): Handle single element lists correctly.
3415 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3416 Pascal Obry <obry@adacore.com>
3418 * unwind-dw2-fde.c (classify_object_over_fdes):
3419 Cast the constant 1 to _Unwind_Ptr.
3420 (add_fdes): Likewise.
3421 (linear_search_fdes): Likewise.
3423 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3425 * stor-layout.c (set_sizetype): Avoid useless type copy.
3427 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3429 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3431 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3432 * configure, config.in: Regenerate.
3433 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3435 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3436 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3437 for global data if the output could be used in a shared library.
3438 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3439 to 0 if TARGET_WRITABLE_EH_FRAME.
3441 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3443 PR rtl-optimization/39886
3444 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3445 just when insn is equal to BB_END (bb).
3447 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3449 * config/mips/mips.opt (mrelax-pic-calls): New option.
3450 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3452 (mips_unspec_call): Change "unspec_call" expander into this.
3453 (mips_strip_unspec_call): New function.
3454 (mips_got_load): Call mips_unspec_call instead of
3455 gen_unspec_call<mode>.
3456 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3458 (mips_cfg_in_reorg): New function.
3459 (mips16_lay_out_constants): Use it to decide whether to call
3460 CFG-aware insn splitting.
3461 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3462 mips_reorg. Move DF set-up code from here ...
3463 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3465 (mips_reorg): Call mips_df_reorg instead of
3466 r10k_insert_cache_barriers. Move CFG set-up code here from
3467 r10k_insert_cache_barriers.
3468 (mips_call_expr_from_insn): New function.
3469 (mips_pic_call_symbol_from_set): Likewise.
3470 (mips_find_pic_call_symbol): Likewise.
3471 (mips_annotate_pic_call_expr): Likewise.
3472 (mips_get_pic_call_symbol): Likewise.
3473 (mips_annotate_pic_calls): Likewise.
3474 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3476 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3477 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3478 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3480 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3481 (unspec_call<mode>): Remove it.
3482 (sibcall_internal, sibcall_value_internal,
3483 sibcall_value_multiple_internal, call_internal, call_split,
3484 call_value_internal, call_value_split,
3485 call_value_multiple_internal, call_value_multiple_split): Pass
3486 SIZE_OPNO to MIPS_CALL.
3487 (call_internal_direct, call_direct_split,
3488 call_value_internal_direct, call_value_direct_split): Pass -1 as
3489 SIZE_OPNO to MIPS_CALL.
3490 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3491 * configure: Regenerate.
3492 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3493 and -mno-relax-pic-calls.
3494 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3496 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3499 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3500 in the directory this rule is called from, rather than the
3501 toplevel 'gcc' directory, to fix in-tree build.
3503 2009-09-19 Chris Demetriou <cgd@google.com>
3505 PR preprocessor/28435:
3506 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3507 to cpplib that the preprocessor output is needed.
3509 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3511 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3512 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3513 *return_and_restore_fpregs_<mode>,
3514 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3517 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3518 instead of assuming it has always a REG inside of it.
3520 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3522 * config/freebsd.h: Update comment on types.
3523 (WINT_TYPE): Define.
3525 2009-09-18 Jason Merrill <jason@redhat.com>
3527 * c.opt: Add -fno-deduce-init-list.
3529 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3531 * value-prof.c (interesting_stringop_to_profile_p): Added output
3532 argument to indicate which parameter is the size parameter.
3533 * value-prof.c (gimple_stringop_fixed_value): Use
3534 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3535 * value-prof.c (gimple_stringops_transform): Update call sites to
3536 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3538 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3541 From David Binderman <dcb314@hotmail.com>:
3542 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3543 local variable f. Remove stale comments.
3544 (ix86_compute_frame_layout): Remove useless local variable total_size.
3545 Remove #if 0'd code.
3546 (legitimate_address_p): Remove useless local variables
3547 reason_rtx and reason.
3548 (ix86_split_copysign_const): Remove useless local variable op1.
3549 (scale_counter): Remove useless local variable piece_size_mask.
3551 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3553 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3556 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3559 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3561 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3563 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3566 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3568 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3569 DW_OP_implicit_value even without dwarf_version 4.
3571 2009-09-17 Jan Hubicka <jh@suse.cz>
3573 * dwarf2out.c: Include tree-pass.h and gimple.h.
3574 (loc_list_plus_const): New function.
3575 (loc_descriptor_from_tree_1): Rename to ...
3576 (loc_descriptor_from_tree): ... remove original.
3577 (loc_list_from_tree): New function.
3578 (add_AT_location_description): Accept location list.
3579 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3580 (concatn_mem_loc_descriptor): Remove.
3581 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3583 (secname_for_decl): Move up.
3584 (hidden_reference_p): New function; break out from ...
3585 (loc_by_refernece): ... here; move up.
3586 (dw_loc_list): New function.
3587 (single_element_loc_list): New function.
3588 (single_element_loc_list_p): New function.
3589 (add_loc_descr_to_each): New function.
3590 (add_loc_list): New function.
3591 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3592 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3593 add diagnostics why expansion failed.
3594 (add_location_or_const_value_attribute): Support location lists.
3595 (add_bound_info): Likewise.
3596 (descr_info_loc): Update call of loc_descriptor_from_tree.
3597 (gen_variable_die): Work on location lists.
3598 * final.c (pass_final): Add dump file.
3599 * Makefile.in (dwarf2out.o): Add new dependencies.
3601 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3604 * real.c decimal_from_integer, decimal_integer_string): New.
3605 (real_from_integer): Use them as special case for decimal float.
3606 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3607 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3608 Do not append zero after the decimal point in string to convert.
3610 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3612 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3613 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3615 2009-09-17 Martin Jambor <mjambor@suse.cz>
3617 * common.opt (fipa-sra): New switch.
3618 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3619 * timevar.def (TV_IPA_SRA): New timevar.
3620 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3621 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3622 * tree-sra.c: Include cgraph.c.
3623 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3624 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3625 and grp_not_necessarilly_dereferenced.
3626 (func_param_count): New variable.
3627 (encountered_apply_args): New variable.
3628 (bb_dereferences): New variable.
3629 (final_bbs): New variable.
3630 (no_accesses_representant): New variable.
3631 (no_accesses_p): New function.
3632 (dump_access): Dump the new fields.
3633 (sra_initialize): Set encountered_apply_args to false.
3634 (get_ssa_base_param): New function.
3635 (mark_parm_dereference): New function.
3636 (create_access): Caring for INIDRECT_REFs and different handling of
3637 varialble length accesses in early IPA SRA. Store the stmt - a new
3638 parameter - to the new access.
3639 (build_access_from_expr_1): New parameter stmt, passed to
3640 create_access. Handle INDIRECT_REFs.
3641 (build_access_from_expr): Pass the current statement to
3642 build_access_from_expr_1.
3643 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3645 (build_accesses_from_assign): Pass the current statement to
3646 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3647 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3648 final_bbs when necessary. Check for calls to __builtin_apply_args.
3649 Fixup EH info if anythng was changed.
3650 (is_unused_scalar_param): New function.
3651 (ptr_parm_has_direct_uses): New function.
3652 (find_param_candidates): New function.
3653 (mark_maybe_modified): New function.
3654 (analyze_modified_params): New function.
3655 (propagate_dereference_distances): New function.
3656 (dump_dereferences_table): New function.
3657 (analyze_caller_dereference_legality): New function.
3658 (unmodified_by_ref_scalar_representative): New function.
3659 (splice_param_accesses): New function.
3660 (decide_one_param_reduction): New function.
3661 (enum ipa_splicing_result): New type.
3662 (splice_all_param_accesses): New function.
3663 (get_param_index): New function.
3664 (turn_representatives_into_adjustments): New function.
3665 (analyze_all_param_acesses): New function.
3666 (get_replaced_param_substitute): New function.
3667 (get_adjustment_for_base): New function.
3668 (replace_removed_params_ssa_names): New function.
3669 (sra_ipa_reset_debug_stmts): New function.
3670 (sra_ipa_modify_expr): New function.
3671 (sra_ipa_modify_assign): New function.
3672 (convert_callers): New function.
3673 (modify_function): New function.
3674 (ipa_sra_preliminary_function_checks): New function.
3675 (ipa_early_sra): New function.
3676 (ipa_early_sra_gate): New function.
3677 (pass_early_ipa_sra): New variable.
3678 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3680 2009-09-17 Michael Matz <matz@suse.de>
3683 * tree.c (build_type_attribute_qual_variant): Export.
3684 * tree.h (build_type_attribute_qual_variant): Declare.
3685 * tree-inline.c (remap_type_1): Use it to build variants with
3686 the original qualifiers and attributes.
3688 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3690 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3691 without a fallthrough edge.
3693 2009-09-16 DJ Delorie <dj@redhat.com>
3695 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3696 chip and ignore the "fast_interrupt" attribute if so.
3698 2009-09-16 Richard Henderson <rth@redhat.com>
3701 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3704 2009-09-16 Richard Henderson <rth@redhat.com>
3707 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3708 is set only if DECL_NO_STATIC_CHAIN is unset.
3709 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3710 (FOR_EACH_NEST_INFO): New.
3711 (walk_all_functions): Use it.
3712 (finalize_nesting_tree): Likewise.
3713 (unnest_nesting_tree): Likewise.
3714 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3715 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3716 (convert_gimple_call): Early out if gimple_call_chain already set.
3717 (convert_all_function_calls): Iterate until no new functions
3718 require a static chain.
3719 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3720 when building a trampoline. Use dump_function_to_file instead
3722 (lower_nested_functions): Open dump_file. Validate that decls
3723 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3724 bit reset by this pass.
3726 2009-09-16 Michael Matz <matz@suse.de>
3729 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3730 shorten decl_common_unused.
3731 (DECL_RESTRICTED_P): New accessor.
3732 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3733 to disambiguate marked decls and restrict pointers.
3735 2009-09-16 Richard Henderson <rth@redhat.com>
3738 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3740 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3742 * integrate.c (set_block_abstract_flags): Call
3743 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3745 2009-09-16 Richard Guenther <rguenther@suse.de>
3748 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3751 2009-09-16 DJ Delorie <dj@redhat.com>
3752 Kaz Kojima <kkojima@gcc.gnu.org>
3754 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3755 (sh_expand_prologue): Update calls to output_stack_adjust.
3756 (sh_expand_epilogue): Likewise.
3758 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3761 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3762 trying to limit the extent of searches in the insn stream.
3764 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3765 Jakub Jelinek <jakub@redhat.com>
3769 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3771 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3772 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3773 (rs6000_savres_strategy): Always save FP registers inline if the
3774 target doesn't support hardware double-precision. Set the above
3775 bits in return value when needed.
3776 (rs6000_savres_routine_sym): Fix computation for cache selector.
3777 Mark the generated symbol as a function. Rename exitp argument to
3778 lr. Move code for determining the name of the symbol...
3779 (rs6000_savres_routine_name): ...here. New function. Add cases for
3780 getting the names right on AIX and 64-bit Linux.
3781 (savres_routine_name): New variable.
3782 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3783 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3784 on what the target routine uses as a base register. If savep && lr
3785 describe saving of r0 into memory slot.
3786 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3787 line calls for AIX ABI.
3788 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3789 determine FP save/restore functions.
3790 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3791 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3793 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3794 Duplicate restoration of LR and execute the appropriate one
3795 depending on whether GPRs are being restored inline. Set r11 from
3796 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3797 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3798 Fix out of line calls for AIX ABI.
3799 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3801 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3803 (*restore_gpregs_spe): Likewise.
3804 (*return_and_restore_gpregs_spe): Likewise.
3805 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3806 Define to empty string unconditionally.
3807 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3808 Define to empty string unconditionally.
3809 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3812 2009-09-15 Jan Hubicka <jh@suse.cz>
3814 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3815 * params.def (inline-insns-auto): Likewise.
3817 2009-09-15 Martin Jambor <mjambor@suse.cz>
3819 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3820 individual statements only at TDF_DETAILS dump level. Format
3821 source for 80 characters per line.
3823 2009-09-15 Christian Bruel <christian.bruel@st.com>
3825 * regrename.c (do_replace): Update REG_DEAD notes.
3827 2009-09-15 Revital Eres <eres@il.ibm.com>
3829 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3830 * targhooks.c (default_builtin_support_vector_misalignment):
3831 New builtin function.
3832 * targhooks.h (default_builtin_support_vector_misalignment):
3834 * target.h (builtin_support_vector_misalignment):
3835 New field in struct gcc_target.
3836 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3837 new builtin function.
3838 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3840 * config/rs6000/rs6000.c
3841 (rs6000_builtin_support_vector_misalignment): New function.
3842 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3844 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3846 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3848 (bfin_optimize_loop): Likewise.
3849 (bfin_gen_bundles): Likewise.
3850 (workaround_speculation): Likewise.
3851 (find_load): Return NULL_RTX for debug_insn.
3853 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3855 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3858 2009-09-14 DJ Delorie <dj@redhat.com>
3860 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3861 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3864 2009-09-14 Richard Henderson <rth@redhat.com>
3865 Jakub Jelinek <jakub@redhat.com>
3867 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3868 * cfgbuild.c (make_edges): Handle asm goto.
3869 * cfglayout.c (fixup_reorder_chain): Likewise.
3870 * cfgrtl.c (patch_jump_insn): Likewise.
3871 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3872 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3873 (gimple_build_asm_vec): Add and use labels parameter.
3874 (gimple_build_asm): Remove.
3875 (walk_gimple_asm): Walk labels too.
3876 * gimple.def (GIMPLE_ASM): Update docs.
3877 * gimple.h: Update decls.
3878 (struct gimple_statement_asm): Change nc to use unsigned char;
3880 (gimple_asm_nlabels): New.
3881 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3882 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3883 into gimple_build_asm_vec.
3884 * jump.c (mark_jump_label_asm): New.
3885 (mark_jump_label): Use it.
3886 (redirect_jump_1): Handle asm goto.
3887 (invert_jump_1): Soft fail if X is null.
3888 * recog.c (extract_asm_operands): New.
3889 (asm_noperands): Use it; handle asm labels.
3890 (decode_asm_operands): Use extract_asm_operands.
3891 (asm_operand_ok): Properly handle empty string.
3892 * reg-stack.c (get_asm_operands_in_out): Rename from
3893 get_asm_operand_n_inputs; use extract_asm_operands; return both
3894 inputs and outputs by reference; update all callers.
3895 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3896 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3897 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3898 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3899 (extract_asm_operands): Declare.
3900 * stmt.c (expand_asm_operands): Add and use labels parameter.
3901 (check_unique_operand_names): Likewise.
3902 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3903 (expand_asm_stmt): Handle asm labels.
3904 * tree-cfg.c (make_gimple_asm_edges): New.
3905 (make_edges): Use it.
3906 (cleanup_dead_labels): Handle asm labels.
3907 (is_ctrl_altering_stmt): Likewise.
3908 (gimple_redirect_edge_and_branch): Likewise.
3909 * tree.def (ASM_EXPR): Add 5th operand.
3910 * tree.h (ASM_LABELS): New.
3911 (resolve_asm_operand_names): Update decl.
3913 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3914 (c_parser_asm_goto_operands): New.
3915 * c-tree.h (build_asm_expr): Update decl.
3916 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3917 * doc/extend.texi: Document asm goto.
3919 2009-09-14 Richard Henderson <rth@redhat.com>
3921 * except.h: Update declarations.
3922 (struct pointer_map_t): Forward declare.
3923 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3924 (struct eh_landing_pad_d, eh_landing_pad): New.
3925 (struct eh_catch_d, eh_catch): New.
3926 (struct eh_region_d): Remove next_region_sharing_label, aka,
3927 label, tree_label, landing_pad, post_landing_pad, resume,
3928 may_contain_throw. Rename region_number to index. Remove
3929 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3930 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3931 (VEC(eh_landing_pad,gc)): New.
3932 (struct eh_status): Remove last_region_number. Add lp_array,
3933 throw_stmt_table, ttype_data, ehspec_data.
3934 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3935 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3936 * except.c (lang_protect_cleanup_actions): Return tree.
3937 (struct ehl_map_entry): Remove.
3938 (init_eh_for_function): Push zero entries for region and lp_array.
3939 (gen_eh_region): Add to region_array immediately.
3940 (gen_eh_region_catch): Operate on eh_catch objects.
3941 (gen_eh_landing_pad): New.
3942 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3943 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3944 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3945 (get_eh_landing_pad_from_number_fn): New.
3946 (get_eh_landing_pad_from_number): New.
3947 (get_eh_region_from_lp_number_fn): New.
3948 (get_eh_region_from_lp_number): New.
3949 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3950 (get_exception_pointer, get_exception_filter): Remove.
3951 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3952 (current_function_has_exception_handlers): Simplify.
3953 (bring_to_root, eh_region_replaceable_by_p): Remove.
3954 (replace_region, hash_type_list, hash_eh_region): Remove.
3955 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3956 (label_to_region_map, num_eh_regions): Remove.
3957 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3958 (find_exception_handler_labels): Remove.
3959 (duplicate_eh_regions_0, find_prev_try): Remove.
3960 (struct duplicate_eh_regions_data): New.
3961 (duplicate_eh_regions_1): Rewrite.
3962 (duplicate_eh_regions): Return a pointer map instead of an
3964 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3965 (redirect_eh_edge_to_label): Remove.
3966 (eh_region_outermost): Rewrite using eh_region pointers
3967 instead of integers.
3968 (add_ttypes_entry): Update for ttype_data move to eh_status.
3969 (add_ehspec_entry): Rewrite with VEC instead of varray.
3970 (assign_filter_values): Likewise. Export.
3971 (build_post_landing_pads, connect_post_landing_pads): Remove.
3972 (dw2_build_landing_pads): Rewrite to use lp_array.
3973 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3974 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3975 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3976 (sjlj_mark_call_sites): Update for landing pad numbers.
3977 (finish_eh_generation): Rewrite.
3978 (gate_handle_eh): Do nothing for no eh tree.
3979 (pass_rtl_eh): Move up near finish_eh_generation.
3980 (remove_eh_landing_pad): New.
3981 (remove_eh_handler): Export.
3982 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3983 (for_each_eh_label): Rewrite to use lp_array.
3984 (make_reg_eh_region_note): New.
3985 (make_reg_eh_region_note_nothrow_nononlocal): New.
3986 (insn_could_throw_p): New.
3987 (copy_reg_eh_region_note_forward): New.
3988 (copy_reg_eh_region_note_backward): New.
3989 (check_handled, add_reachable_handler): Remove.
3990 (reachable_next_level, foreach_reachable_handler): Remove.
3991 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3992 (get_eh_region_and_lp_from_rtx): New.
3993 (get_eh_region_from_rtx): New.
3994 (can_throw_internal_1, can_throw_external_1): Remove.
3995 (can_throw_internal): Use get_eh_region_from_rtx.
3996 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3997 (insn_nothrow_p, can_nonlocal_goto): New.
3998 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3999 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4000 (add_action_record): Use VEC not varray.
4001 (collect_one_action_chain): Update for eh_region changes.
4002 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4003 Use get_eh_region_and_lp_from_rtx.
4004 (gate_convert_to_eh_region_ranges): New.
4005 (pass_convert_to_eh_region_ranges): Use it.
4006 (push_uleb128, push_sleb128): Use VEC not varray.
4007 (output_one_function_exception_table): Likewise.
4008 (dump_eh_tree): Update for eh_region changes.
4009 (verify_eh_tree): Likewise.
4010 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4011 * tree-eh.c: Include target.h.
4012 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4013 Don't disallow GIMPLE_RESX; adjust argument check.
4014 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4015 (record_stmt_eh_region): Update for landing pad numbers;
4016 generate a landing pad if necessary.
4017 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4018 (remove_stmt_from_eh_lp_fn): Similarly.
4019 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4020 Update for lp numbers; don't special case missing throw_stmt_table.
4021 (lookup_expr_eh_lp): Similarly.
4022 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4023 (eh_seq, eh_region_may_contain_throw): New.
4024 (struct leh_state): Add ehp_region.
4025 (struct leh_tf_state): Remove eh_label.
4026 (emit_post_landing_pad): New.
4027 (emit_resx, emit_eh_dispatch): New.
4028 (note_eh_region_may_contain_throw): New.
4029 (frob_into_branch_around): Take eh_region not eh label;
4030 emit eh code into eh_seq.
4031 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4032 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4033 lower_eh_must_not_throw. Emit code to eh_seq.
4034 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4035 (lower_try_finally_onedest): Likewise.
4036 (lower_try_finally_copy): Likewise.
4037 (lower_try_finally_switch): Likewise.
4038 (lower_try_finally): Initialize ehp_region.
4039 (lower_catch): Update for eh_catch objects.
4040 (lower_eh_filter): Don't handle must_not_throw.
4041 (lower_eh_must_not_throw): New.
4042 (lower_cleanup): Don't set eh_label.
4043 (lower_eh_constructs_2): Resolve eh builtins.
4044 Handle GIMPLE_EH_MUST_NOT_THROW.
4045 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4046 Add eh_seq to the end of the function body.
4047 (make_eh_dispatch_edges): New.
4048 (make_eh_edge): Remove.
4049 (make_eh_edges): Simplify for landing pads.
4050 (redirect_eh_edge_1): New.
4051 (redirect_eh_edge): Use it.
4052 (redirect_eh_dispatch_edge): New.
4053 (stmt_could_throw_p): Use a switch. Allow RESX.
4054 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4055 (stmt_can_throw_internal): Likewise.
4056 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4057 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4058 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4059 (gate_refactor_eh): New.
4060 (pass_refactor_eh): Use it.
4061 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4062 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4063 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4064 (remove_unreachable_handlers): Rename from
4065 tree_remove_unreachable_handlers; rewrite for landing pads;
4066 call remove_eh_handler directly.
4067 (remove_unreachable_handlers_no_lp): New.
4068 (unsplit_eh, unsplit_all_eh): New.
4069 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4070 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4071 (cleanup_empty_eh_unsplit): New.
4072 (cleanup_empty_eh): Rewrite.
4073 (cleanup_all_empty_eh): New.
4074 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4075 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4076 (gate_cleanup_eh): New.
4077 (pass_cleanup_eh): Use it.
4078 (verify_eh_edges): Move later in file. Expect one EH edge.
4079 (verify_eh_dispatch_edge): New.
4081 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4082 (gtype-desc.o): Add TARGET_H.
4083 (tree.o): Use EXCEPT_H, not except.h.
4084 (cfgbuild.o): Add EXPR_H.
4085 (GTFILES): Add vecprim.h.
4086 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4087 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4088 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4089 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4090 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4091 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4092 calls to can_throw_internal.
4093 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4094 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4095 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4096 (expand_gimple_stmt): Use make_reg_eh_region_note.
4097 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4098 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4099 or find_exception_handler_labels.
4100 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4101 there is exacly one EH edge. Use can_nonlocal_goto and
4103 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4104 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4105 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4106 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4107 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4108 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4109 * dse.c (scan_insn): Use insn_could_throw_p.
4110 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4111 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4112 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4113 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4114 EXC_PTR_EXPR or FILTER_EXPR.
4115 (tree_expr_nonzero_warnv_p): Likewise.
4116 * function.h: Include vecprim.h, not varray.h
4117 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4118 move ttype_data and ehspec_data members to struct eh_status; change
4119 action_record_data member to a VEC.
4120 * gcse.c (hash_scan_set): Use can_throw_internal.
4121 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4122 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4123 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4124 (block_may_fallthru): Don't handle RESX_EXPR.
4125 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4126 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4127 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4128 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4129 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4130 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4131 (gimple_size): Likewise.
4132 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4133 (gimple_build_resx): Use gimple_build_with_ops.
4134 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4135 (is_gimple_val): Likewise.
4136 (is_gimple_stmt): Remove RESX_EXPR.
4137 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4138 (GIMPLE_RESX): Reorder with other EH constructs.
4139 * gimple.h (struct gimple_statement_eh_mnt): New.
4140 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4141 (gimple_eh_filter_must_not_throw): Remove.
4142 (gimple_eh_filter_set_must_not_throw): Remove.
4143 (gimple_eh_must_not_throw_fndecl): New.
4144 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4145 (is_gimple_resx): New.
4146 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4147 Don't copy EH_FILTER_MUST_NOT_THROW.
4148 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4149 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4150 handle must_not_throw_labels specially.
4151 * ipa-pure-const.c (check_call): Update debug statement for LP.
4152 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4153 * ipa-utils.c (get_base_var): Likewise.
4154 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4155 * lower-subreg.c (move_eh_region_note): Remove.
4156 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4157 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4158 (create_task_copyfn): Likewise.
4159 (maybe_catch_exception): Use gimple_build_eh_filter.
4160 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4161 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4162 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4163 and pass_lower_resx.
4164 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4165 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4166 can_throw_internal, can_nonlocal_goto.
4167 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4168 copy_reg_eh_region_note_forward.
4169 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4170 (emit_output_reload_insns): Likewise.
4171 (copy_eh_notes): Remove.
4172 * rtl.def (RESX): Remove.
4173 * rtl.h: Update declarations.
4174 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4175 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4176 (update_eh_label): Remove.
4177 (cleanup_dead_labels_eh): New.
4178 (cleanup_deal_labels): Use it instead of update_eh_label.
4179 (gimple_merge_blocks): Update landing pad data structure when
4180 removing a landing pad label.
4181 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4182 test; handle GIMPLE_EH_MUST_NOT_THROW.
4183 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4184 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4185 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4186 (verify_stmt): Likewise. Verify landing pads.
4187 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4188 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4189 (struct move_stmt_d): Add eh_map.
4190 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4191 (move_stmt_r): Remap eh region numbers in builtin calls,
4192 resx and eh_dispatch.
4193 (move_block_to_fn): Remove eh_offset parameter. Use
4194 maybe_duplicate_eh_stmt_fn.
4195 (find_outermost_region_in_block): Operate on eh_region pointers
4196 instead of region numbers.
4197 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4198 duplicate_eh_regions.
4199 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4200 test earlier. Disallow EH landing pads.
4201 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4202 * tree-flow.h: Update declarations.
4203 (struct tree_ann_common_d): Replace rn with lp_nr.
4204 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4205 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4206 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4207 resx and eh_dispatch.
4208 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4209 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4210 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4211 from duplicate_eh_regions.
4212 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4213 update RESX; handle EH_DISPATCH.
4214 (expand_call_inline): Set eh_lp_nr, not eh_region.
4215 (maybe_inline_call_in_expr): Likewise.
4216 * tree-inline.h (struct copy_body_data): Replace eh_region with
4217 eh_lp_nr, eh_region_offset with eh_map.
4218 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4219 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4220 * tree-pretty-print.c (dump_generic_node): Don't handle
4221 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4222 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4223 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4224 EXC_PTR_EXPR, FILTER_EXPR.
4225 * tree-ssa-operands.c (get_expr_operands): Likewise.
4226 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4227 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4228 (ao_ref_init_from_vn_reference): Likewise.
4229 * tree-ssa-sink.c (statement_sink_location): Likewise.
4230 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4231 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4232 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4233 EXC_PTR_EXPR, FILTER_EXPR.
4234 (is_exception_related): Remove.
4235 (compute_avail): Don't call it.
4236 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4237 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4238 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4239 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4241 (build_resx): Remove.
4242 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4243 * tree.h: Update declarations.
4244 (EH_FILTER_MUST_NOT_THROW): Remove.
4245 (struct tree_label_decl): Add eh_landing_pad_nr.
4246 (EH_LANDING_PAD_NR): New.
4247 * value-prof.c (gimple_ic): Tidy variable names. Update for
4248 landing pad numbers.
4249 (gimple_stringop_fixed_value): Tidy variable names. Assert
4250 that neither call stmt can throw.
4251 * vecprim.h (uchar): New.
4252 (VEC(uchar,heap), VEC(uchar,gc)): New.
4254 * c-common.c (c_define_builtins): Update call to
4255 build_common_builtin_nodes.
4256 * c-parser.c (c_parse_file): Don't call
4257 default_init_unwind_resume_libfunc.
4259 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4261 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4262 (mips_cprestore_address_p): Likewise.
4263 (mips_save_gp_to_cprestore_slot): Likewise.
4264 (mips_restore_gp): Rename to...
4265 (mips_restore_gp_from_cprestore_slot): ...this.
4266 (mips_must_initialize_gp_p): Declare.
4267 (mips_emit_save_slot_move): Likewise.
4268 (mips_output_load_label): Return nothing.
4269 (mips_eh_uses): Declare.
4270 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4271 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4272 (TARGET_ABSOLUTE_JUMPS): Likewise.
4273 (EH_USES): Likewise.
4274 (FIRST_PSEUDO_REGISTER): Update comment.
4275 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4276 (MIPS_CALL): ...here.
4277 (REGISTER_NAMES): Add $cprestore.
4278 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4279 Add load_label_length, has_inflexible_gp_insn_p,
4280 has_flexible_gp_insn_p, must_initialize_gp_p and
4281 must_restore_gp_when_clobbered_p.
4282 (mips_expand_call): Don't generate split instructions here.
4283 (mips_split_call): Update the call to mips_restore_gp after
4284 the above name change.
4285 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4286 (mips_find_gp_ref): New function.
4287 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4288 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4289 (mips_insn_has_flexible_gp_ref_p): Likewise.
4290 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4291 (mips_function_has_gp_insn): Delete.
4292 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4293 Use the new functions above. Only return INVALID_REGNUM
4294 for TARGET_ABSOLUTE_JUMPS.
4295 (mips_must_initialize_gp_p): New function.
4296 (mips_get_cprestore_base_and_offset): New function, extracted from...
4297 (mips_cprestore_slot): ...here. Take a bool parameter.
4298 (mips_cfun_has_cprestore_slot_p): New function.
4299 (mips_cprestore_address_p): Likewise.
4300 (mips_save_gp_to_cprestore_slot): Likewise.
4301 (mips_restore_gp): Rename to...
4302 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4303 epilogue_completed. Update the call to mips_cprestore_slot.
4304 Test cfun->machine->must_restore_gp_when_clobbered_p.
4305 (mips_direct_save_slot_move_p): New function.
4306 (mips_emit_save_slot_move): Likewise.
4307 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4308 of cfun->machine->global_pointer.
4309 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4310 (mips_save_reg): Use mips_emit_save_slot_move.
4311 (mips_expand_prologue): Set must_initialize_gp_p.
4312 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4313 for all cprestore saves. Emit a use_cprestore instruction after
4314 setting up the cprestore slot.
4315 (mips_restore_reg): Use mips_emit_save_slot_move.
4316 (mips_process_load_label): New function.
4317 (mips_load_label_length): Likewise.
4318 (mips_output_load_label): Don't return asm: output it here instead.
4319 Use mips_process_load_label.
4320 (mips_adjust_insn_length): Adjust the length of branch instructions
4321 that have length MAX_PIC_BRANCH_LENGTH.
4322 (mips_output_conditional_branch): Update the call to
4323 mips_output_load_label. Assume the branch target is OPERANDS[0]
4324 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4325 (mips_output_order_conditional_branch): Swap the meaning of
4326 OPERANDS[0] and OPERANDS[1].
4327 (mips_variable_issue): Don't count ghost instructions.
4328 (mips_expand_ghost_gp_insns): New function.
4329 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4330 (mips_output_mi_thunk): Set must_initialize_gp_p.
4331 (mips_eh_uses): New function.
4332 * config/mips/predicates.md (cprestore_save_slot_operand)
4333 (cprestore_load_slot_operand): New predicates.
4334 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4335 (UNSPEC_MOVE_GP): Likewise.
4336 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4337 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4338 (CPRESTORE_SLOT_REGNUM): New register.
4339 (MAX_PIC_BRANCH_LENGTH): New constant.
4340 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4341 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4342 branches. Fix commentary.
4343 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4344 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4345 Change type to "ghost".
4346 (loadgp_absolute_<mode>): Likewise.
4347 (loadgp_rtp_<mode>): Likewise.
4348 (copygp_mips16): Likewise.
4349 (loadgp_blockage): Remove redundant mode attribute.
4350 (potential_cprestore): New instruction.
4351 (cprestore): Turn into an unspec set.
4352 (use_cprestore): New instruction.
4353 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4354 (*branch_fp_inverted): Likewise.
4355 (*branch_order<mode>): Likewise.
4356 (*branch_order<mode>_inverted): Likewise.
4357 (*branch_equality<mode>): Likewise.
4358 (*branch_equality<mode>_inverted): Likewise.
4359 (*branch_bit<bbv><mode>): Likewise.
4360 (*branch_bit<bbv><mode>_inverted): Likewise.
4361 (*branch_equality<mode>_mips16): Remove redundant mode.
4362 (jump): Turn into a define_expand.
4363 (*jump_absolute): New instruction.
4364 (*jump_pic): Likewise.
4365 (*jump_mips16): Rename previously-unnamed pattern. Remove
4366 redundant mode attribute.
4367 (restore_gp): Split on epilogue_completed rather than
4368 reload_completed. Change type to "ghost".
4369 (move_gp<mode>): New instruction.
4370 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4371 Remove redundant mode attribute.
4372 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4373 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4374 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4376 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4379 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4380 are returned in the same register (vs34 or v2) that Altivec vector
4381 types are returned in.
4382 (rs6000_libcall_value): Ditto.
4385 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4386 instead of explicit addsi3/adddi3 calls.
4387 (rs6000_split_multireg_move): Ditto.
4388 (rs6000_emit_allocate_stack): Ditto.
4389 (rs6000_emit_prologue): Ditto.
4390 (rs6000_output_mi_thunk): Ditto.
4392 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4393 size is 64 bits if we can use 64-bit registers.
4395 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4397 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4400 From Jie Zhang <jie.zhang@analog.com>:
4401 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4402 save FP and RETS with saveall attribute.
4403 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4404 with saveall attribute.
4406 * config/bfin/bfin.c (bfin_expand_builtin,
4407 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4410 From Jie Zhang <jie.zhang@analog.com>:
4411 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4412 before use in two places.
4413 * config/bfin/bfin.md (AREG): Define mode iterator.
4414 (reload_in, reload_out): Use mode iterator AREG.
4416 2009-09-14 Richard Guenther <rguenther@suse.de>
4419 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4420 EH personality path.
4422 2009-09-13 Richard Guenther <rguenther@suse.de>
4423 Rafael Avila de Espindola <espindola@google.com>
4425 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4426 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4427 (LANG_HOOKS_INITIALIZER): Adjust.
4428 (lhd_pass_through_t): Declare.
4429 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4431 * langhooks.c (lhd_pass_through_t): New function.
4432 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4433 dwarf2out_begin_prologue): Use personality from current_function_decl.
4434 * expr.h (get_personality_function): Declare.
4435 * expr.c (get_personality_function): New function.
4436 (build_personality_function): Likewise.
4437 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4438 (eh_personality_libfunc): Remove.
4439 * optabs.c (build_libfunc_function): New function split out from ...
4440 (init_one_libfunc): ... here.
4441 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4442 (tree_function_decl): Add personality.
4443 (lhd_gcc_personality): Declare.
4444 (build_personality_function): Likewise.
4445 * tree.c (gcc_eh_personality_decl): New.
4446 (lhd_gcc_personality): New function.
4447 * except.h (lang_eh_runtime_type): Remove.
4448 (enum eh_personality_kind): New.
4449 (build_personality_function): Declare.
4450 (function_needs_eh_personality): Declare.
4451 * except.c (lang_eh_runtime_type): Remove.
4452 (function_needs_eh_personality): New function.
4453 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4454 (sjlj_emit_function_enter, output_function_exception_table):
4455 Use personality from current_function_decl.
4456 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4457 * tree-inline.c (tree_can_inline_p): Do not inline across different
4459 (expand_call_inline): Likewise. Adjust the callers EH personality.
4460 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4461 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4462 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4463 (c-parser.o): Likewise
4464 * c-tree.h (c_eh_initialized_p): Remove.
4465 (c_maybe_initialize_eh): Likewise.
4466 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4467 (finish_decl): Don't call c_maybe_initialize_eh.
4468 (c_eh_initialized_p): Remove.
4469 (c_maybe_initialize_eh): Likewise.
4470 * c-parser.c (c_parser_omp_construct): Likewise.
4471 (c_parse_file): Initialize exception handling.
4473 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4475 * config.gcc (tm_file): Remove i386/biarch32.h
4476 for i?86-w64-mingw* case.
4477 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4479 * config.host: Set for x64 mingw the option
4480 use_long_long_for_widest_fast_int to yes.
4482 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4484 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4485 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4486 (dbxout_begin_function): Likewise.
4487 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4488 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4489 set on the function.
4490 (final_end_function): Likewise.
4491 (final_scan_insn): Likewise.
4492 (rest_of_handle_final): Likewise.
4493 * varasm.c (assemble_start_function): Likewise.
4494 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4496 2009-09-12 Jason Merrill <jason@redhat.com>
4498 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4499 * opts.c (common_handle_option): constify.
4501 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4503 * doc/install.texi (avr): Remove obsolete reference site.
4505 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4507 * doc/install.texi (Binaries): Adjust AIX link.
4509 2009-09-12 Akim Demaille <demaille@gostai.com>
4511 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4512 Use an imperative sentence.
4514 2009-09-11 Richard Henderson <rth@redhat.com>
4516 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4517 structure-name and has-tree-operands arguments; update all entries.
4518 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4520 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4521 (gsstruct_code_size): New.
4522 (gss_for_code_): New.
4523 (gss_for_code): Remove.
4524 (gimple_size): Rewrite using gsstruct_code_size.
4525 (gimple_statement_structure): Move to gimple.h.
4526 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4527 (gss_for_code, gimple_statement_structure): New.
4528 (gimple_ops): Use new arrays; tidy.
4530 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4532 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4533 operand to be a PLUS expression.
4534 * config/pa/pa.c (pa_secondary_reload): Likewise.
4536 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4538 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4540 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4543 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4545 From Jie Zhang <jie.zhang@analog.com>:
4546 * doc/extend.texi (node Function Attributes): Document l2
4548 (node Blackfin Variable Attributes): Document l2 variable attributes.
4550 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4552 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4553 to match the system compiler's configuration at inflection point.
4554 Add comment to remark a remaining difference with system compiler.
4556 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4557 * configure: Regenerate.
4559 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4561 From Jie Zhang <jie.zhang@analog.com>:
4562 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4563 (bfin_handle_l2_attribute): New.
4564 (bfin_attribute_table): Add l2 attribute.
4566 2009-09-11 Michael Matz <matz@suse.de>
4569 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4570 on the local_decls list.
4572 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4576 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4578 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4579 for VALUEs, to implement the documented interface.
4580 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4581 Adjust for VALUEs and anything else, to implement the
4582 documented interface.
4584 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4586 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4587 with actual SPE/paired vector modes before using 64-bit alignment.
4588 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4590 2009-09-10 DJ Delorie <dj@redhat.com>
4592 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4595 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4596 * config/mep/mep.c (mep_legitimate_constant_p): New.
4597 * config/mep/mep-protos.h: Prototype it.
4599 2009-09-10 Richard Henderson <rth@redhat.com>
4601 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4603 2009-09-10 Jason Merrill <jason@redhat.com>
4605 * tree.c (chain_index): New fn.
4606 * tree.h: Declare it.
4608 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4610 * config/sol2-c.c (cmn_err_length_specs): Initialize
4611 scalar_identity_flag.
4613 2009-09-10 Richard Henderson <rth@redhat.com>
4615 * tree.h (struct tree_decl_common): Move align member earlier;
4616 move label_decl_uid member ...
4617 (struct tree_label_decl): ... here.
4618 (LABEL_DECL_UID): Update to match.
4620 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4623 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4624 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4626 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4627 dest_prev if the edge is complex.
4629 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4631 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4632 loop latch tests earlier.
4634 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4635 before GIMPLE_RETURN, not after its predecessor; insert
4638 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4639 gimple_seq_empty_p to test for no PHI nodes.
4640 * tree-cfg.c (split_critical_edges): Likewise.
4642 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4644 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4646 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4647 introduced by the VTA branch merge.
4649 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4651 * ira-conflicts.c: Use fputs or putc instead of fprintf
4655 * tree-switch-conversion.c: Ditto.
4657 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4659 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4660 introduced by the VTA branch merge.
4662 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4665 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4667 PR rtl-optimization/39779
4668 * expr.c (convert_modes): Return when mode == oldmode after
4669 CONST_INTs are processed.
4671 2009-09-10 Nick Clifton <nickc@redhat.com>
4673 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4674 attribute and referring decl when creating renamed symbol.
4676 2009-09-10 Richard Guenther <rguenther@suse.de>
4679 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4681 (cgraph_finalize_compilation_unit): Compute reachability
4682 before emitting thunks. Properly process aliases before
4683 possibly removing unreachable nodes.
4685 2009-09-10 Richard Guenther <rguenther@suse.de>
4688 * tree.c (struct free_lang_data_d): Add worklist member.
4689 (find_decls_types_r): Push onto the worklist instead of recursing.
4690 Handle TREE_BINFOs properly.
4691 (find_decls_types): New function wrapped around find_decls_types_r
4692 to process the worklist.
4693 (find_decls_types_in_eh_region): Use it.
4694 (find_decls_types_in_node): Likewise.
4695 (find_decls_types_in_var): Likewise.
4696 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4697 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4698 (AGGREGATE_TYPE_P): Adjust.
4700 2009-09-09 Jason Merrill <jason@redhat.com>
4702 * configure.ac: Check glibc version even if we have an in-tree
4705 2009-09-09 Anthony Green <green@moxielogic.com>
4707 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4708 the constant 0 when appropriate.
4709 * config/moxie/constraints.md: Add constraint O.
4711 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4712 to pass up to 6 32-bit argument values in registers.
4713 (moxie_function_arg): Ditto.
4714 (moxie_arg_partial_bytes): Ditto.
4715 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4716 (REG_PARM_STACK_SPACE): Ditto.
4717 (FUNCTION_ARG_REGNO_P): Ditto.
4719 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4720 instruction to allocate stack space.
4722 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4724 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4725 unnecessarily stringent constraints. Fix address
4726 calculation in the splitters.
4728 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4730 PR rtl-optimization/39779
4731 * expr.c (convert_modes): Return when mode == oldmode after
4732 CONST_INTs are processed.
4734 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4737 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4738 (ix86_expand_prologue): Take frame.padding0 into logic of
4740 (ix86_expand_epilogue): Likewise.
4742 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4744 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4746 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4747 * config/t-slibgcc-libgcc: New file.
4748 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4750 2009-09-09 Martin Jambor <mjambor@suse.cz>
4752 PR tree-optimization/41089
4753 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4756 2009-09-09 Richard Henderson <rth@redhat.com>
4758 * gimple.h (CASE_GIMPLE_OMP): New.
4759 (is_gimple_omp): Use it.
4760 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4761 (verify_gimple_debug): Likewise.
4763 2009-09-09 Richard Guenther <rguenther@suse.de>
4765 PR tree-optimization/41101
4766 * tree-ssa-pre.c (maximal_set): Remove.
4767 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4768 Defer all blocks we didn't visit at least one successor.
4769 (add_to_exp_gen): Do not add to the maximal set.
4770 (make_values_for_phi): Likewise.
4771 (compute_avail): Likewise.
4772 (init_pre): Do not allocate the maximal set.
4773 (execute_pre): Do not dump it.
4775 2009-09-09 Martin Jambor <mjambor@suse.cz>
4777 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4778 an SSA_NAME rather than a is_gimple_variable.
4780 2009-09-09 Richard Guenther <rguenther@suse.de>
4783 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4784 code dealing with plain pointer bases.
4785 (maybe_fold_offset_to_reference): Likewise.
4786 (maybe_fold_stmt_addition): Adjust.
4788 2009-09-09 Richard Guenther <rguenther@suse.de>
4790 * tree.c (free_lang_data_in_type): Do not free the type variant
4792 (free_lang_data): Merge char_type_node with its properly signed
4794 (pass_ipa_free): Collect after freeing language specific data.
4796 2009-09-09 Michael Matz <matz@suse.de>
4799 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4800 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4801 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4804 2009-09-08 DJ Delorie <dj@redhat.com>
4806 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4808 2009-09-04 Jason Merrill <jason@redhat.com>
4810 * tree.c (tree_find_value): Remove.
4811 * tree.h: Remove prototype.
4812 * varasm.c (assemble_external): Use value_member instead.
4814 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4816 * toplev.c (process_options): Choose default debugging type when
4817 gtoggle enables debug info and type is unset.
4819 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4823 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4826 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4828 * configure: Rebuilt with modified libtool.m4.
4830 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4835 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4837 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4839 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4840 (remove_statement): Likewise.
4841 (rewrite_use_nonlinear_expr): Adjust.
4842 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4843 * tree-ssa.c (release_defs_bitset): ... this. New.
4844 * tree-flow.h (release_defs_bitset): Declare.
4846 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4849 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4850 in the middle block.
4852 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4854 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4855 via intptr_t to long type.
4856 (insert_operand_rank): Cast long type via intptr_t to
4858 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4860 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4861 from pointer to unsigned via uintptr_t.
4863 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4864 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4866 * configure: Regenerated.
4867 * config.in: Regenerated
4868 * system.h (stdint.h): Add include.
4869 (inttypes.h): Likewise.
4870 * Makefile.in (aclocal): Add config/stdint.m4.
4871 * aclocal.m4: Regenerated.
4873 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4875 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4877 (note_np_check_stores): New function.
4878 (harmless_null_pointer_p): New function.
4879 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4880 changed. Take into account whether we're in the shadow of a condjump
4881 that tested NP_REG for NULL.
4882 Lose all code that tested for SEQUENCEs.
4883 (workaround_speculation): Avoid inserting NOPs for loads that are
4884 either always executed or a NULL pointer.
4886 2009-09-08 Jan Hubicka <jh@suse.cz>
4888 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4889 * params.def (early-inlining-insns): Likewise.
4891 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4893 PR rtl-optimization/41239
4894 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4895 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4897 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4898 across calls, as the calls might not always return normally.
4899 (call_may_noreturn_p): New function.
4900 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4901 (init_deps): Initialize it.
4902 (remove_from_deps): Also remove calls from
4903 last_function_call_may_noreturn list.
4905 2009-09-07 Richard Henderson <rth@redhat.com>
4907 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4908 more VR->OPERANDS than LHS operands. Free LHS before returning.
4910 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4912 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4913 (attr "addrtype"): New member "spreg".
4914 Use it if mem_spfp_address_operand is true for the address.
4915 (attr "type"): New entry "stall".
4916 (cpu_unit "load"): New.
4917 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4919 (insn_reservation "loadsp"): New.
4920 (insn_reservation "load_stall1"): New.
4921 (insn_reservation "load_stall3"): New.
4923 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4924 (mem_p_address_operand): Exclude stack and frame pointer based
4926 (mem_spfp_address_operand): New; match them here.
4927 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4928 (bfin_reorg): Call it if scheduling insns.
4929 (bfin_gen_bundles): Remove dummy insns created by
4930 add_sched_insns_for_speculation.
4932 From Jie Zhang <jie.zhang@analog.com>:
4933 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4934 bfin_si_revision, bfin_workarounds): Move these ...
4935 * config/bfin/bfin.h: ... here.
4937 From Mike Frysinger <michael.frysinger@analog.com>
4938 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4939 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4940 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4941 bf547m, bf548m, and bf549m.
4942 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4943 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4944 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4945 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4946 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4947 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4948 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4949 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4950 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4951 bf542m, bf544m, bf547m, bf548m, and bf549m.
4953 From Jie Zhang <jie.zhang@analog.com>:
4954 * config/bfin/predicates.md (p_register_operand): New predicate.
4955 (dp_register_operand): New predicate.
4956 * config/bfin/bfin-protos.h (WA_05000074): Define.
4957 (ENABLE_WA_05000074): Define.
4958 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4959 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4960 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4961 (define_attr addrtype): Allow load/store register to be P register.
4962 (define_attr storereg): New.
4963 (define_cpu_unit anomaly_05000074): New.
4964 (define_insn_reservation dsp32shiftimm): New.
4965 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4966 (define_insn_reservation loadp): Cannot use slot2.
4967 (define_insn_reservation loadsp): Cannot use slot2.
4968 (define_insn_reservation storep): Cannot use slot2. Does not
4969 apply when working around 05000074.
4970 (define_insn_reservation storep_anomaly_05000074): New.
4971 (define_insn_reservation storei): Does not apply when working
4973 (define_insn_reservation storei_anomaly_05000074): New.
4974 (define_attr length): Add dsp32shiftimm case.
4975 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4976 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4977 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4978 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4979 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4981 2009-09-07 Martin Jambor <mjambor@suse.cz>
4984 * tree-sra.c (create_artificial_child_access): Return NULL if
4985 build_ref_for_offset fails.
4986 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4987 and create_artificial_child_access to fail.
4989 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4992 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4993 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4994 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4996 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4998 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4999 block, ensure it has an exit edge. Emit a barrier after a jump.
5001 2009-09-07 Nick Clifton <nickc@redhat.com>
5003 * gcc.c (this_is_linker_script): New variable. Like
5004 this_is_library_file but for the %T constructor.
5005 (end_going_arg): If this_is_linker_script is set then locate the
5006 script and insert a --script switch before it
5007 (do_spec_2): Initialise this_is_linker_script.
5008 (do_spec_1): Likewise. Handle %T construct.
5009 (eval_spec_function): Preserve this_is_linker_script.
5010 * doc/invoke.texi: Document %T construct in spec files.
5011 * config/m32c/m32c.h (LIB_SPEC): Use it.
5013 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5015 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5016 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5017 when volatile flag is set.
5018 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5020 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5023 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5024 (combine_stack_adjustments_for_block): Allow insns between stack
5025 adjustments and stores with corresponding pre-(dec|inc)rement or
5026 pre-modify operation.
5028 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5031 * combine-stack-adj.c (struct csa_memlist): Rename to...
5032 (struct csa_reflist): ... this. Rename mem field to ref.
5033 (free_csa_memlist): Rename to...
5034 (free_csa_reflist): ... this.
5035 (record_one_stack_memref): Rename to...
5036 (record_one_stack_ref): ... this. Handle also REG_P.
5037 (try_apply_stack_adjustment): Handle also REG_P.
5038 (struct record_stack_memrefs_data): Rename to...
5039 (struct record_stack_refs_data): ... this. Rename memlist field to
5041 (record_stack_memrefs): Rename to...
5042 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5043 subexpressions instead of failing when a MEM contains SP references.
5044 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5045 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5047 2009-09-06 Richard Guenther <rguenther@suse.de>
5050 * tree.c (build_array_type): Do not record types marked
5051 with structural equality in the canonical type hashtable.
5053 2009-09-06 Richard Guenther <rguenther@suse.de>
5056 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5058 2009-09-05 Richard Guenther <rguenther@suse.de>
5061 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5063 2009-09-05 Richard Guenther <rguenther@suse.de>
5066 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5068 2009-09-05 Richard Guenther <rguenther@suse.de>
5071 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5072 before comparing function argument types.
5074 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5077 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5080 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5083 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5085 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5086 locators before emit_insn is called.
5088 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5091 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5092 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5093 (reginfo_init): Don't call allocate_reg_info.
5095 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5098 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5099 NONDEBUG_INSN_P instead of INSN_P.
5101 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5104 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5106 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5109 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5110 pattern of the split.
5112 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5114 * toplev.c (process_options): Move setter of flag_var_tracking
5115 before other tests that depend on it. Move down setter of
5116 flag_rename_registers. Don't enable var-tracking-assignments
5117 by default if selective scheduling is enabled. Warn if both
5120 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5122 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5123 comment. Use switch statement to catch overlaps between rtx
5124 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5125 (IS_DECL_CODE): ... here. Remove.
5126 (check_value_is_not_decl): Remove.
5127 (dv_from_decl, dv_from_value): Check after conversion.
5129 2009-09-04 Richard Guenther <rguenther@suse.de>
5132 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5133 after emitting tunks. Move emitting thunks and ctors from ...
5134 (cgraph_optimize): ... here. Remove redundant
5135 cgraph_analyze_functions.
5136 * varasm.c (find_decl_and_mark_needed): Remove no longer
5138 (finish_aliases_1): Adjust check for thunk aliases.
5140 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5142 * config/arm/arm.md (ctzsi2): Added braces
5143 to avoid warning that broke booststrap.
5145 2009-09-04 Martin Jambor <mjambor@suse.cz>
5147 PR tree-optimization/41112
5148 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5149 handle variable-bounded arrays.
5150 (expr_with_var_bounded_array_refs_p): New function.
5151 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5153 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5155 * config/s390/2097.md: Removed two incorrect bypasses.
5156 (z10_fsimpdf): Fixed latency.
5157 (z10_fhex): New insn_reservation.
5158 (z10_floaddf): Fixed latency.
5159 (z10_floadsf): Fixed latency.
5160 (z10_ftrunctf): Fixed latency.
5161 (z10_ftruncdf): Fixed latency.
5162 * config/s390/s390.c (z10_cost): Fixed values.
5163 (s390_adjust_priority): Added z10 path.
5164 * config/s390/s390.md (type): Added fhex.
5165 (*mov<mode>_64dfp): Updated type attribute.
5166 (*mov<mode>_64): Updated type attribute.
5167 (*mov<mode>_31): Updated type attribute.
5168 (*mov<mode>"): Likewise.
5169 * config/s390/2084.md (x_fsimpdf): Updated condition.
5171 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5173 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5174 RTXs in the predicate for operand 1.
5176 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5178 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5179 (rbitsi2): New insn.
5180 (ctzsi2): New expand.
5181 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5183 2009-09-03 Martin Jambor <mjambor@suse.cz>
5185 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5186 (create_artificial_child_access): Use build_ref_for_offset instead
5187 of duplicate_expr_for_different_base.
5188 (propagate_subacesses_accross_link): Likewise.
5190 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5192 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5194 (mips16e_collect_argument_saves): Skip debug instructions.
5195 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5196 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5197 (r10k_insert_cache_barriers): Likewise.
5198 (mips_reorg_process_insns): Likewise.
5200 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5203 * ira.c (update_equiv_reg): Remove check on class likely spill.
5205 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5208 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5209 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5213 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5214 the stack slot if it is passed by invisible reference.
5215 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5216 by invisible reference.
5218 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5220 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5221 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5222 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5224 * config/bfin/sync.md: New file.
5225 * config/bfin/bfin.md: Include it.
5226 (UNSPEC_ATOMIC): New.
5227 (UNSPEC_ONES): Provide a unique number.
5229 From Jie Zhang <jie.zhang@analog.com>:
5230 * config/bfin/bfin.c (ret_regs): New.
5231 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5232 (must_save_rets_p): New.
5233 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5234 current_function_is_leaf.
5235 (do_link): Likewise.
5236 (do_unlink): Likewise.
5237 (expand_interrupt_handler_prologue): Use ret_regs array.
5238 (expand_interrupt_handler_epilogue): Use ret_regs array and
5239 pass return register to gen_return_internal.
5240 (bfin_expand_epilogue): Pass return register to
5241 gen_return_internal.
5242 (bfin_expand_call): Explicitly clobber RETS.
5243 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5244 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5245 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5246 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5248 (return_internal): Take a reg rtx rather than the register number.
5250 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5252 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5253 when comparing against estimated_loop_iterations_int return.
5255 2009-09-03 Richard Guenther <rguenther@suse.de>
5257 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5258 eh_personality_libfunc.
5260 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5262 * tree-parloops.c (separate_decls_in_region): Add space.
5264 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5266 * tree-parloops.c (separate_decls_in_region): Change the condition
5267 checking if there are reductions in the loop.
5269 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5271 PR tree-optimization/38275
5272 * tree-parloops.c (parallelize_loops): Replace profitability condition
5273 for expected number of iterations.
5275 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5277 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5278 (bootstrap-debug): Explain conditions in which it becomes default.
5279 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5282 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5284 * doc/invoke.texi (Optimize Options): Move
5285 -finline-small-functions to the -O2 list.
5287 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5289 * toplev.c (process_options): Enable var-tracking-assignments
5290 by default if var-tracking is enabled.
5292 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5294 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5296 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5297 * rtl.h (prev_nonnote_insn_bb): Declare it.
5299 2009-09-03 Diego Novillo <dnovillo@google.com>
5301 * cgraph.c (cgraph_node_for_decl): New.
5302 * cgraph.h (cgraph_node_for_decl): Declare.
5303 * tree.c (host_integerp): Return 0 if T is NULL.
5305 2009-09-03 Diego Novillo <dnovillo@google.com>
5307 * tree.h (struct alias_pair): Move from varasm.c.
5308 (alias_pairs): Likewise.
5309 (TYPE_MAXVAL): Define.
5310 (TYPE_MINVAL): Define.
5311 (iterative_hash_host_wide_int): Declare.
5312 (remove_unreachable_alias_pairs): Declare.
5313 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5314 * diagnostic.c (default_diagnostic_starter): Make extern.
5315 (default_diagnostic_finalizer): Make extern.
5316 * diagnostic.h (default_diagnostic_starter): Declare.
5317 (default_diagnostic_finalizer): Declare.
5318 (default_tree_printer): Declare.
5319 * toplev.c (default_tree_printer): Make extern.
5321 2009-09-03 Richard Guenther <rguenther@suse.de>
5322 Diego Novillo <dnovillo@google.com>
5324 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5325 * cgraphunit.c (cgraph_expand_function): Do not emit
5326 associated thunks from here.
5327 (cgraph_emit_thunks): New.
5328 (cgraph_optimize): Call it.
5329 Return if any IPA pass finds an error.
5330 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5333 2009-09-03 Simon Baldwin <simonb@google.com>
5334 Rafael Espindola <espindola@google.com>
5335 Richard Guenther <rguenther@suse.de>
5336 Doug Kwan <dougkwan@google.com>
5337 Diego Novillo <dnovillo@google.com>
5339 * tree.c: Include tree-pass.h, langhooks-def.h,
5340 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5341 (free_lang_data_in_type): New.
5342 (need_assembler_name_p): New.
5343 (free_lang_data_in_block): New.
5344 (free_lang_data_in_decl): New.
5345 (struct free_lang_data_d): New.
5346 (add_tree_to_fld_list): New.
5347 (find_decls_types_r): New.
5348 (get_eh_types_for_runtime): New.
5349 (find_decls_types_in_eh_region): New.
5350 (find_decls_types_in_node): New.
5351 (find_decls_types_in_var): New.
5352 (free_lang_data_in_cgraph): New.
5353 (free_lang_data): New.
5354 (gate_free_lang_data): New.
5355 (pass_ipa_free_lang_data): New.
5357 2009-09-03 Diego Novillo <dnovillo@google.com>
5359 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5360 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5361 (lang_hooks): Remove const qualifier.
5362 * ipa.c (cgraph_remove_unreachable_nodes): Call
5363 remove_unreachable_alias_pairs.
5364 * except.c (add_type_for_runtime): Check if TYPE has
5365 already been converted.
5366 (lookup_type_for_runtime): Likewise.
5367 (check_handled): Handle converted types.
5368 * varasm.c (remove_unreachable_alias_pairs): New.
5369 * gimple.c: Include demangle.h.
5370 (gimple_decl_printable_name): New.
5371 (gimple_fold_obj_type_ref): New.
5372 * gimple.h (gimple_decl_printable_name): Declare.
5373 (gimple_fold_obj_type_ref): Declare.
5374 * passes.c (init_optimization_passes): Add pass
5375 pass_ipa_free_lang_data.
5376 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5377 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5379 2009-09-03 Diego Novillo <dnovillo@google.com>
5381 * c-lang.c (lang_hooks): Remove const qualifier.
5383 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5385 * doc/install.texi (*-*-freebsd*): Update target information.
5387 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5389 * hard-reg-set.h (call_fixed_regs): Remove.
5390 * reginfo.c (call_fixed_regs): Remove.
5391 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5392 (globalize_reg): Don't use call_fixed_regs.
5393 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5396 2009-09-01 Michael Matz <matz@suse.de>
5398 * expr.h (emit_storent_insn, expand_expr_real_1,
5399 expand_expr_real_2): Declare.
5400 * expr.c (emit_storent_insn, expand_expr_real_1,
5401 expand_expr_real_2): Export.
5402 (store_expr): Setting and evaluating dont_return_target is useless.
5403 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5404 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5405 * except.c (expand_resx_expr): Rename to ...
5406 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5407 * except.h (expand_resx_stmt): Declare.
5408 * stmt.c: Add include gimple.h
5409 (expand_asm_expr): Rename to ...
5410 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5411 (expand_case): Rewrite to take gimple statement.
5412 * tree.h (expand_asm_stmt): Declare.
5413 (expand_case): Change prototype.
5414 * Makefile.in (stmt.o): Depend on gimple.h.
5415 * builtins.c (expand_builtin_synchronize): Build gimple asm
5416 statement, not an ASM_EXPR.
5417 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5418 gimple_to_tree, release_stmt_tree): Remove.
5419 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5420 ggc_free, but hold comparison code and operands separately.
5421 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5422 (expand_call_stmt, expand_gimple_stmt_1,
5423 expand_gimple_stmt): New helpers.
5424 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5425 release_stmt_tree. Call expand_gimple_stmt instead.
5426 (expand_gimple_basic_block): Ditto.
5428 * calls.c (emit_call_1): Don't look at EH regions here, make
5429 fntree parameter useless.
5430 (expand_call): New local rettype for TREE_TYPE(exp), use it
5431 throughout. Remove local p, use addr instead.
5432 Don't look at EH regions here.
5434 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5436 * doc/invoke.texi (-fsched-pressure): Document it.
5437 (-fsched-reg-pressure-heuristic): Remove it.
5439 * reload.c (ira.h): Include.
5440 (find_reloads): Add choosing reload on number of small spilled
5443 * haifa-sched.c (ira.h): Include.
5444 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5445 saved_reg_pressure, curr_reg_live, saved_reg_live,
5446 region_ref_regs): New variables.
5447 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5448 initiate_reg_pressure_info, setup_ref_regs,
5449 initiate_bb_reg_pressure_info, save_reg_pressure,
5450 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5452 (setup_insn_reg_pressure_info): New function.
5453 (rank_for_schedule): Add pressure checking and insn issue time.
5454 Remove comparison of insn reg weights.
5455 (ready_sort): Set insn reg pressure info.
5456 (update_register_pressure, setup_insn_max_reg_pressure,
5457 update_reg_and_insn_max_reg_pressure,
5458 sched_setup_bb_reg_pressure_info): New functions.
5459 (schedule_insn): Add code for printing and updating reg pressure info.
5460 (find_set_reg_weight, find_insn_reg_weight): Remove.
5461 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5462 (debug_ready_list): Print reg pressure info.
5463 (schedule_block): Ditto. Check insn issue time.
5464 (sched_init): Set up sched_pressure_p. Allocate and set up some
5465 reg pressure related info.
5466 (sched_finish): Free some reg pressure related info.
5467 (fix_tick_ready): Make insn always ready if pressure_p.
5468 (init_h_i_d): Don't call find_insn_reg_weight.
5469 (haifa_finish_h_i_d): Free insn reg pressure info.
5471 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5472 ira_memory_move_cost, ira_class_hard_regs,
5473 ira_class_hard_regs_num, ira_no_alloc_regs,
5474 ira_available_class_regs, ira_reg_class_cover_size,
5475 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5477 * ira-lives.c (single_reg_class): Check mode to find how many
5478 registers are necessary for operand.
5479 (ira_implicitly_set_insn_hard_regs): New.
5481 * common.opt (fsched-pressure): New options.
5482 (fsched-reg-pressure-heuristic): Remove.
5484 * ira.c (setup_eliminable_regset): Rename to
5485 ira_setup_eliminable_regset. Make it external.
5486 (expand_reg_info): Pass cover class to setup_reg_classes.
5487 (ira): Call resize_reg_info instead of allocate_reg_info.
5489 * sched-deps.c: Include ira.h.
5490 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5491 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5492 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5493 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5494 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5495 mark_insn_reg_store, mark_insn_reg_clobber,
5496 setup_insn_reg_pressure_info): New.
5497 (sched_analyze_1): Update implicit_reg_pending_uses.
5498 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5499 Use them to create dependencies. Set insn reg uses and pressure
5500 info. Process reg_pending_uses in one place.
5501 (free_deps): Free implicit sets.
5502 (remove_from_deps): Remove implicit sets if necessary. Check
5503 implicit sets when clearing reg_last_in_use.
5504 (init_deps_global): Clear implicit_reg_pending_clobbers and
5505 implicit_reg_pending_uses.
5507 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5508 ira_memory_move_cost, ira_class_hard_regs,
5509 ira_class_hard_regs_num, ira_no_alloc_regs,
5510 ira_available_class_regs, ira_reg_class_cover_size,
5511 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5512 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5513 ira_implicitly_set_insn_hard_regs): New prototypes.
5515 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5516 cost_elements_num): New variables.
5517 (allocno_costs, total_costs): Rename to costs and
5518 total_allocno_costs.
5519 (COSTS_OF_ALLOCNO): Rename to COSTS.
5520 (allocno_pref): Rename to pref.
5521 (allocno_pref_buffer): Rename to pref_buffer.
5522 (common_classes): Rename to regno_cover_class.
5524 (record_reg_classes): Set allocno attributes only if allocno_p.
5525 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5526 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5527 and COSTS_OF_ALLOCNO.
5528 (print_costs): Rename to print_allocno_costs.
5529 (print_pseudo_costs): New.
5530 (process_bb_node_for_costs): Split into 2 functions with new
5531 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5532 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5533 new parameter dump_file. Use cost_elements_num instead of
5534 ira_allocnos_num. Make one iteration if preferred classes were
5535 already calculated for scheduler. Make 2 versions of code
5536 depending on allocno_p.
5537 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5538 regno_cover_class and COSTS instead of common_classes and
5540 (init_costs, finish_costs): New.
5541 (ira_costs): Set up allocno_p and cost_elements_num. Call
5542 init_costs and finish_costs.
5543 (ira_set_pseudo_classes): New.
5545 * rtl.h (allocate_reg_info): Remove.
5546 (resize_reg_info): Change return type.
5547 (reg_cover_class): New.
5548 (setup_reg_classes): Add new parameter.
5550 * sched-int.h (struct deps_reg): New member implicit_sets.
5551 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5552 (INCREASE_BITS): New macro.
5553 (struct reg_pressure_data, struct reg_use_data): New.
5554 (struct _haifa_insn_data): Remove reg_weight. Add members
5555 reg_pressure, reg_use_list, reg_set_list, and
5556 reg_pressure_excess_cost_change.
5557 (struct deps): New member implicit_sets.
5558 (pressure_p): New variable.
5559 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5560 (struct reg_pressure_data, struct reg_use_data): New.
5561 (INSN_REG_WEIGHT): Remove.
5562 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5563 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5564 (sched_init_region_reg_pressure_info,
5565 sched_setup_bb_reg_pressure_info): New prototypes.
5567 * reginfo.c (struct reg_pref): New member coverclass.
5568 (reg_cover_class): New function.
5569 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5570 (reg_info_size): New variable.
5571 (allocate_reg_info): Make static. Setup reg_info_size.
5572 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5573 (setup_reg_classes): Add a new parameter. Setup cover class too.
5575 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5578 * sched-rgn.c (deps_join): Set up implicit_sets.
5579 (schedule_region): Set up region and basic blocks pressure
5582 * passes.c (init_optimization_passes): Move
5583 pass_subregs_of_mode_init before pass_sched.
5585 2009-09-02 Martin Jambor <mjambor@suse.cz>
5587 * tree-sra.c (struct access): New field grp_hint.
5588 (dump_access): Dump grp_hint.
5589 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5591 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5592 those which have been specifically read and somehow written to.
5593 (propagate_subacesses_accross_link): Set grp_hint of right child and
5594 also possibly of the left child.
5596 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5598 * tree-object-size.c (addr_object_size): Always use object_size_type
5599 0 or 2 when determining the pointer pointed object size.
5601 2009-09-02 Richard Guenther <rguenther@suse.de>
5604 2009-08-31 Richard Guenther <rguenther@suse.de>
5606 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5607 to query if the memory regions for memmove overlap.
5608 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5609 asserts on pointers, instead deal with odd trees.
5610 (ptr_derefs_may_alias_p): Likewise.
5611 (refs_may_alias_p_1): Constructor bases also never alias.
5613 2009-08-01 Christian Bruel <christian.bruel@st.com>
5616 2009-07-31 Christian Bruel <christian.bruel@st.com>
5617 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5619 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5621 * doc/invoke.texi (-fvar-tracking-assignments): New.
5622 (-fvar-tracking-assignments-toggle): New.
5623 (-fdump-final-insns=file): Mark filename as optional.
5624 (--param min-nondebug-insn-uid): New.
5625 (-gdwarf-@{version}): Mention version 4.
5626 * opts.c (common_handle_option): Accept it.
5627 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5628 * regrename.c (regrename_optimize): Drop last. Don't count debug
5629 insns as uses. Don't reject change because of debug insn.
5630 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5631 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5632 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5633 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5634 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5635 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5636 * doc/gimple.texi (is_gimple_debug): New.
5637 (gimple_debug_bind_p): New.
5638 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5639 * doc/install.texi (bootstrap-debug): More details.
5640 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5641 (bootstrap-debug-lib): More details.
5642 (bootstrap-debug-ckovw): Update.
5643 (bootstrap-time): New.
5644 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5645 (insert_phi_nodes_for): Insert debug stmts.
5646 (rewrite_stmt): Take iterator. Insert debug stmts.
5647 (rewrite_enter_block): Adjust.
5648 (maybe_replace_use_in_debug_stmt): New.
5649 (rewrite_update_stmt): Use it.
5650 (mark_use_interesting): Return early for debug stmts.
5651 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5652 stmts before replacing stmt.
5653 (move_computations_stmt): Likewise.
5654 * ira-conflicts.c (add_copies): Skip debug insns.
5655 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5656 (regstat_bb_compute_ri): Skip debug insns.
5657 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5658 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5659 check_loop_closed_ssa_stmt): Skip debug stmts.
5660 * tree-tailcall.c (find_tail_calls): Likewise.
5661 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5662 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5663 (build_var_debug_value_stat): Declare.
5664 (build_var_debug_value): Define.
5665 (target_for_debug_bind): Declare.
5666 * reload.c (find_equiv_reg): Skip debug insns.
5667 * rtlanal.c (reg_used_between_p): Skip debug insns.
5668 (side_effects_p): Likewise.
5669 (canonicalize_condition): Likewise.
5670 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5671 insns never depend on debug insns.
5672 (create_ddg_dep_no_link): Likewise.
5673 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5674 Don't add inter-loop dependencies for debug insns.
5675 (build_intra_loop_deps): Likewise.
5676 (create_ddg): Count debug insns.
5677 * ddg.h (struct ddg::num_debug): New.
5678 (num_backargs): Pair up with previous int field.
5679 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5680 -fcompare-debug-second.
5681 * final.c (get_attr_length_1): Skip debug insns.
5682 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5683 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5684 (driver_self_specs): Map -fdump-final-insns to
5685 -fdump-final-insns=..
5686 (get_local_tick): New.
5687 (compare_debug_dump_opt_spec_function): Test for . argument and
5688 compute output name. Compute temp output spec without flag name.
5689 Compute -frandom-seed.
5690 (OPT): Undef after use.
5691 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5692 (average_num_loop_insns): Likewise.
5693 * params.h (MIN_NONDEBUG_INSN_UID): New.
5694 * gimple.def (GIMPLE_DEBUG): New.
5695 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5696 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5697 (merge_in_block): Fix whitespace.
5698 * toplev.c (flag_var_tracking): Update comment.
5699 (flag_var_tracking_assignments): New.
5700 (flag_var_tracking_assignments_toggle): New.
5701 (process_options): Don't open final insns dump file if we're not
5702 going to write to it. Compute defaults for var_tracking.
5703 * df-scan.c (df_insn_rescan_debug_internal): New.
5704 (df_uses_record): Handle debug insns.
5705 * haifa-sched.c (ready): Initialize n_debug.
5706 (contributes_to_priority): Skip debug insns.
5707 (dep_list_size): New.
5709 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5710 they're ready. Disregard previous debug insns to make decisions.
5711 (queue_insn): Never queue debug insns.
5712 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5713 (schedule_insn): Don't reject debug insns because of issue rate.
5714 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5715 (queue_to_ready): Skip and discount debug insns.
5716 (choose_ready): Let debug insns through.
5717 (schedule_block): Check boundary debug insns. Discount debug
5718 insns, schedule them early. Adjust whitespace.
5719 (set_priorities): Check for boundary debug insns.
5720 (add_jump_dependencies): Use dep_list_size.
5721 (prev_non_location_insn): New.
5722 (check_cfg): Use it.
5723 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5725 (remove_unused_ivs): Reset debug stmts.
5726 * modulo-sched.c (const_iteration_count): Skip debug insns.
5727 (res_MII): Discount debug insns.
5728 (loop_single_full_bb_p): Skip debug insns.
5729 (sms_schedule): Likewise.
5730 (sms_schedule_by_order): Likewise.
5731 (ps_has_conflicts): Likewise.
5732 * caller-save.c (refmarker_fn): New.
5733 (save_call_clobbered_regs): Replace regs with saved mem in
5735 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5736 Call refmarker_fn mark for hardregnos.
5737 (mark_reg_as_referenced): New.
5738 (replace_reg_with_saved_mem): New.
5739 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5740 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5742 (cse_extended_basic_block): Skip debug insns.
5743 (count_reg_usage): Likewise.
5744 (is_dead_reg): New, split out of...
5745 (set_live_p): ... here.
5746 (insn_live_p): Use it for debug insns.
5747 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5748 (execute_optimize_stdarg): Likewise.
5749 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5750 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5751 changes in debug stmts as changes.
5752 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5753 (moveup_expr): Don't move across debug insns. Don't move
5754 debug insn if it would create a bookkeeping block.
5755 (moveup_expr_cached): Don't use cache for debug insns that
5756 are heads of blocks.
5757 (compute_av_set_inside_bb): Skip debug insns.
5758 (sel_rank_for_schedule): Schedule debug insns first. Remove
5760 (block_valid_for_bookkeeping_p); Support lax searches.
5761 (create_block_for_bookkeeping): Adjust block numbers when
5762 encountering debug-only blocks.
5763 (find_place_for_bookkeeping): Deal with debug-only blocks.
5764 (generate_bookkeeping_insn): Accept no place to insert.
5765 (remove_temp_moveop_nops): New argument full_tidying.
5766 (prepare_place_to_insert): Deal with debug insns.
5767 (advance_state_on_fence): Debug insns don't start cycles.
5768 (update_boundaries): Take fence as argument. Deal with
5770 (schedule_expr_on_boundary): No full_tidying on debug insns.
5771 (fill_insns): Deal with debug insns.
5772 (track_scheduled_insns_and_blocks): Don't count debug insns.
5773 (need_nop_to_preserve_insn_bb): New, split out of...
5774 (remove_insn_from_stream): ... this.
5775 (fur_orig_expr_not_found): Skip debug insns.
5776 * rtl.def (VALUE): Move up.
5778 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5779 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5780 Set it if debug stmts are found.
5781 (statement_sink_location): Skip debug stmts. Propagate
5782 moving defs into debug stmts.
5783 * ifcvt.c (first_active_insn): Skip debug insns.
5784 (last_active_insns): Likewise.
5785 (cond_exec_process_insns): Likewise.
5786 (noce_process_if_block): Likewise.
5787 (check_cond_move_block): Likewise.
5788 (cond_move_convert_if_block): Likewise.
5789 (block_jumps_and_fallthru_p): Likewise.
5790 (dead_or_predicable): Likewise.
5791 * dwarf2out.c (debug_str_hash_forced): New.
5792 (find_AT_string): Add comment.
5793 (gen_label_for_indirect_string): New.
5794 (get_debug_string_label): New.
5795 (AT_string_form): Use it.
5796 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5797 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5798 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5799 several operations that cannot be represented with DWARF opcodes.
5800 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5801 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5802 (dwarf2out_var_location): Take during-call mark into account.
5803 (output_indirect_string): Update comment. Output if there are
5804 label and references.
5805 (prune_indirect_string): New.
5806 (prune_unused_types): Call it if debug_str_hash_forced.
5807 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5808 (dw_long_long_const): Remove.
5809 (struct dw_val_struct): Change val_long_long type to rtx.
5810 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5811 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5812 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5813 component instead of HOST_BITS_PER_LONG.
5814 (output_loc_operands): Likewise. For const8* assert
5815 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5816 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5817 rather than HOST_BITS_PER_LONG is >= 64.
5818 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5820 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5821 HOST_BITS_PER_LONG for dw_val_class_long_long.
5822 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5823 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5824 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5826 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5827 Handle DW_OP_implicit_value.
5828 (extract_int): Move prototype earlier.
5829 (mem_loc_descriptor): For SUBREG punt if inner
5830 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5831 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5832 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5833 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5834 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5835 instead of Pmode size.
5836 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5837 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5838 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5839 (concat_loc_descriptor, concatn_loc_descriptor,
5840 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5841 (add_location_or_const_value_attribute): Likewise. For single
5842 location loc_lists attempt to use add_const_value_attribute
5843 for constant decls. Add DW_AT_const_value even if
5844 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5846 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5847 (control_flow_insn_p): Likewise.
5848 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5849 (separate_decls_in_region_debug_bind): New.
5850 (separate_decls_in_region): Process debug bind stmts afterwards.
5851 * recog.c (verify_changes): Handle debug insns.
5852 (extract_insn): Likewise.
5853 (peephole2_optimize): Skip debug insns.
5854 * dse.c (scan_insn): Skip debug insns.
5855 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5857 (setup_id_for_insn): Handle debug insns.
5858 (maybe_tidy_empty_bb): Adjust whitespace.
5859 (tidy_control_flow): Skip debug insns.
5860 (sel_remove_insn): Adjust for debug insns.
5861 (sel_estimate_number_of_insns): Skip debug insns.
5862 (create_insn_rtx_from_pattern): Handle debug insns.
5863 (create_copy_of_insn_rtx): Likewise.
5864 * sel-sched-.h (sel_bb_end): Declare.
5865 (sel_bb_empty_or_nop_p): New.
5866 (get_all_loop_exits): Use it.
5867 (_eligible_successor_edge_p): Likewise.
5868 (return_nop_to_pool): Adjust.
5869 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5870 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5871 * gimple-pretty-print.c (dump_gimple_debug): New.
5872 (dump_gimple_stmt): Use it.
5873 (dump_bb_header): Skip gimple debug stmts.
5874 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5875 (fixup_match_2): Likewise.
5876 (regmove_backward_pass): Likewise. Simplify combined
5877 replacement. Handle debug insns.
5878 * function.c (instantiate_virtual_regs): Handle debug insns.
5879 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5880 * print-rtl.h: Include cselib.h.
5881 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5882 * df.h (df_inns_rescan_debug_internal): Declare.
5883 * gcse.c (alloc_hash_table): Estimate n_insns.
5884 (cprop_insn): Don't regard debug insns as changes.
5885 (bypass_conditional_jumps): Skip debug insns.
5886 (one_pre_gcse_pass): Adjust.
5887 (one_code_hoisting_pass): Likewise.
5888 (compute_ld_motion_mems): Skip debug insns.
5889 (one_cprop_pass): Adjust.
5890 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5891 (if_convertible_stmt_p): Handle debug stmts.
5892 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5893 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5894 * ira-build.c (create_bb_allocnos): Skip debug insns.
5895 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5896 (has_single_use): Likewise.
5897 (single_imm_use): Likewise.
5898 (num_imm_uses): Likewise.
5899 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5900 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5901 (create_outofssa_var_map): Likewise.
5902 * lower-subreg.c (adjust_decomposed_uses): New.
5903 (resolve_debug): New.
5904 (decompose_multiword_subregs): Use it.
5905 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5906 * emit-rtl.c: Include params.h.
5907 (cur_debug_insn_uid): Define.
5908 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5909 (copy_rtx_if_shared_1): Handle debug insns.
5910 (reset_used_flags): Likewise.
5911 (set_used_flags): LIkewise.
5912 (get_max_insn_count): New.
5913 (next_nondebug_insn): New.
5914 (prev_nondebug_insn): New.
5915 (make_debug_insn_raw): New.
5916 (emit_insn_before_noloc): Handle debug insns.
5917 (emit_jump_insn_before_noloc): Likewise.
5918 (emit_call_insn_before_noloc): Likewise.
5919 (emit_debug_insn_before_noloc): New.
5920 (emit_insn_after_noloc): Handle debug insns.
5921 (emit_jump_insn_after_noloc): Likewise.
5922 (emit_call_insn_after_noloc): Likewise.
5923 (emit_debug_insn_after_noloc): Likewise.
5924 (emit_insn_after): Take loc from earlier non-debug insn.
5925 (emit_jump_insn_after): Likewise.
5926 (emit_call_insn_after): Likewise.
5927 (emit_debug_insn_after_setloc): New.
5928 (emit_debug_insn_after): New.
5929 (emit_insn_before): Take loc from later non-debug insn.
5930 (emit_jump_insn_before): Likewise.
5931 (emit_call_insn_before): Likewise.
5932 (emit_debug_insn_before_setloc): New.
5933 (emit_debug_insn_before): New.
5934 (emit_insn): Handle debug insns.
5935 (emit_debug_insn): New.
5936 (emit_jump_insn): Handle debug insns.
5937 (emit_call_insn): Likewise.
5939 (init_emit): Take min-nondebug-insn-uid into account.
5940 Initialize cur_debug_insn_uid.
5941 (emit_copy_of_insn_after): Handle debug insns.
5942 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5943 location of single rhs in place.
5944 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5945 (floor_sdiv_adjust): New.
5946 (cell_sdiv_adjust): New.
5947 (cell_udiv_adjust): New.
5948 (round_sdiv_adjust): New.
5949 (round_udiv_adjust): New.
5950 (wrap_constant): Moved from cselib.
5951 (unwrap_constant): New.
5952 (expand_debug_expr): New.
5953 (expand_debug_locations): New.
5954 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5956 (gimple_expand_cfg): Expand debug locations.
5957 * cselib.c: Include tree-pass.h.
5958 (struct expand_value_data): New.
5959 (cselib_record_sets_hook): New.
5960 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5961 (cselib_clear_table): Move, and implemnet in terms of...
5962 (cselib_reset_table_with_next_value): ... this.
5963 (cselib_get_next_unknown_value): New.
5964 (discard_useless_locs): Don't discard preserved values.
5965 (cselib_preserve_value): New.
5966 (cselib_preserved_value_p): New.
5967 (cselib_preserve_definitely): New.
5968 (cselib_clear_preserve): New.
5969 (cselib_preserve_only_values): New.
5970 (new_cselib_val): Take rtx argument. Dump it in details.
5971 (cselib_lookup_mem): Adjust.
5972 (expand_loc): Take regs_active in struct. Adjust. Silence
5973 dumps unless details are requested.
5974 (cselib_expand_value_rtx_cb): New.
5975 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5976 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5977 without details. Copy more subregs. Try to resolve values
5978 using a callback. Wrap constants.
5979 (cselib_subst_to_values): Adjust.
5980 (cselib_log_lookup): New.
5981 (cselib_lookup): Call it.
5982 (cselib_invalidate_regno): Don't count preserved values as useless.
5983 (cselib_invalidate_mem): Likewise.
5984 (cselib_record_set): Likewise.
5985 (struct set): Renamed to cselib_set, moved to cselib.h.
5986 (cselib_record_sets): Adjust. Call hook.
5987 (cselib_process_insn): Reset table when it would be cleared.
5988 (dump_cselib_val): New.
5989 (dump_cselib_table): New.
5990 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5991 (remove_forwarder_block): Support moving debug stmts.
5992 * cselib.h (cselib_record_sets_hook): Declare.
5993 (cselib_expand_callback): New type.
5994 (cselib_expand_value_rtx_cb): Declare.
5995 (cselib_reset_table_with_next_value): Declare.
5996 (cselib_get_next_unknown_value): Declare.
5997 (cselib_preserve_value): Declare.
5998 (cselib_preserved_value_p): Declare.
5999 (cselib_preserve_only_values): Declare.
6000 (dump_cselib_table): Declare.
6001 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6002 (try_crossjump_to_edge): Likewise.
6003 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6004 dominated blocks when debug stmts are present.
6005 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6006 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6007 (set_var_live_on_entry): Likewise.
6008 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6009 * cfglayout.c (curr_location, last_location): Make static.
6010 (set_curr_insn_source_location): Don't avoid bouncing.
6011 (get_curr_insn_source_location): New.
6012 (get_curr_insn_block): New.
6013 (duplicate_insn_chain): Handle debug insns.
6014 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6016 * common.opt (fcompare-debug): Move to sort order.
6017 (fdump-unnumbered-links): Likewise.
6018 (fvar-tracking-assignments): New.
6019 (fvar-tracking-assignments-toggle): New.
6020 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6021 because of debug stmts.
6022 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6023 (eliminate_unnecessary_stmts): Walk dominated blocks before
6025 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6026 * ira.c (memref_used_between_p): Skip debug insns.
6027 (update_equiv_regs): Likewise.
6028 * sched-deps.c (sd_lists_size): Accept empty list.
6029 (sd_init_insn): Mark debug insns.
6030 (sd_finish_insn): Unmark them.
6031 (sd_add_dep): Reject non-debug deps on debug insns.
6032 (fixup_sched_groups): Give debug insns group treatment.
6034 (sched_analyze_reg): Don't mark debug insns for sched before call.
6035 (sched_analyze_2): Handle debug insns.
6036 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6038 (deps_analyze_insn): Handle debug insns.
6039 (deps_start_bb): Skip debug insns.
6040 (init_deps): Initialize last_debug_insn.
6041 * tree-ssa.c (target_for_debug_bind): New.
6042 (find_released_ssa_name): New.
6043 (propagate_var_def_into_debug_stmts): New.
6044 (propagate_defs_into_debug_stmts): New.
6045 (verify_ssa): Skip debug bind stmts without values.
6046 (warn_uninialized_vars): Skip debug stmts.
6047 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6048 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6049 (rtx_equal_p): Likewise.
6050 * ira-costs.c (scan_one_insn): Skip debug insns.
6051 (process_bb_node_for_hard_reg_moves): Likewise.
6052 * rtl.h (DEBUG_INSN_P): New.
6053 (NONDEBUG_INSN_P): New.
6054 (MAY_HAVE_DEBUG_INSNS): New.
6055 (INSN_P): Accept debug insns.
6056 (RTX_FRAME_RELATED_P): Likewise.
6057 (INSN_DELETED_P): Likewise
6058 (PAT_VAR_LOCATION_DECL): New.
6059 (PAT_VAR_LOCATION_LOC): New.
6060 (PAT_VAR_OCATION_STATUS): New.
6061 (NOTE_VAR_LOCATION_DECL): Reimplement.
6062 (NOTE_VAR_LOCATION_LOC): Likewise.
6063 (NOTE_VAR_LOCATION_STATUS): Likewise.
6064 (INSN_VAR_LOCATION): New.
6065 (INSN_VAR_LOCATION_DECL): New.
6066 (INSN_VAR_LOCATION_LOC): New.
6067 (INSN_VAR_LOCATION_STATUS): New.
6068 (gen_rtx_UNKNOWN_VAR_LOC): New.
6069 (VAR_LOC_UNKNOWN_P): New.
6070 (NOTE_DURING_CALL_P): New.
6071 (SCHED_GROUP_P): Accept debug insns.
6072 (emit_debug_insn_before): Declare.
6073 (emit_debug_insn_before_noloc): Declare.
6074 (emit_debug_insn_beore_setloc): Declare.
6075 (emit_debug_insn_after): Declare.
6076 (emit_debug_insn_after_noloc): Declare.
6077 (emit_debug_insn_after_setloc): Declare.
6078 (emit_debug_insn): Declare.
6079 (make_debug_insn_raw): Declare.
6080 (prev_nondebug_insn): Declare.
6081 (next_nondebug_insn): Declare.
6082 (delegitimize_mem_from_attrs): Declare.
6083 (get_max_insn_count): Declare.
6084 (wrap_constant): Declare.
6085 (unwrap_constant): Declare.
6086 (get_curr_insn_source_location): Declare.
6087 (get_curr_insn_block): Declare.
6088 * tree-inline.c (insert_debug_decl_map): New.
6089 (processing_debug_stmt): New.
6090 (remap_decl): Don't create new mappings in debug stmts.
6091 (remap_gimple_op_r): Don't add references in debug stmts.
6092 (copy_tree_body_r): Likewise.
6093 (remap_gimple_stmt): Handle debug bind stmts.
6094 (copy_bb): Skip debug stmts.
6095 (copy_edges_for_bb): Likewise.
6096 (copy_debug_stmt): New.
6097 (copy_debug_stmts): New.
6098 (copy_body): Copy debug stmts at the end.
6099 (insert_init_debug_bind): New.
6100 (insert_init_stmt): Take id. Skip and emit debug stmts.
6101 (setup_one_parameter): Remap variable earlier, register debug mapping.
6102 (estimate_num_insns): Skip debug stmts.
6103 (expand_call_inline): Preserve debug_map.
6104 (optimize_inline_calls): Check for no debug_stmts left-overs.
6105 (unsave_expr_now): Preserve debug_map.
6106 (copy_gimple_seq_and_replace_locals): Likewise.
6107 (tree_function_versioning): Check for no debug_stmts left-overs.
6108 Init and destroy debug_map as needed. Split edges unconditionally.
6109 (build_duplicate_type): Init and destroy debug_map as needed.
6110 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6111 (struct copy_body_data): Add debug_stmts and debug_map.
6112 * sched-int.h (struct ready_list): Add n_debug.
6113 (struct deps): Add last_debug_insn.
6114 (DEBUG_INSN_SCHED_P): New.
6115 (BOUNDARY_DEBUG_INSN_P): New.
6116 (SCHEDULE_DEBUG_INSN_P): New.
6117 (sd_iterator_cond): Accept empty list.
6118 * combine.c (create_log_links): Skip debug insns.
6119 (combine_instructions): Likewise.
6120 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6121 return value is always unshared.
6122 (struct rtx_subst_pair): New.
6123 (auto_adjust_pair): New.
6124 (propagate_for_debug_subst): New.
6125 (propagate_for_debug): New.
6126 (try_combine): Skip debug insns. Propagate removed defs into
6128 (next_nonnote_nondebug_insn): New.
6129 (distribute_notes): Use it. Skip debug insns.
6130 (distribute_links): Skip debug insns.
6131 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6132 * resource.c (mark_target_live_regs): Likewise.
6133 * var-tracking.c: Include cselib.h and target.h.
6134 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6136 (micro_operation_type_name): New.
6137 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6138 (struct micro_operation_def): Update comments.
6139 (decl_or_value): New type. Use instead of decls.
6140 (struct emit_note_data_def): Add vars.
6141 (struct attrs_def): Use decl_or_value.
6142 (struct variable_tracking_info_def): Add permp, flooded.
6143 (struct location_chain_def): Update comment.
6144 (struct variable_part_def): Use decl_or_value.
6145 (struct variable_def): Make var_part a variable length array.
6147 (scratch_regs): New.
6148 (cselib_hook_called): New.
6149 (dv_is_decl_p): New.
6150 (dv_is_value_p): New.
6153 (dv_as_opaque): New.
6154 (dv_onepart_p): New.
6156 (IS_DECL_CODE): New.
6157 (check_value_is_not_decl): New.
6158 (dv_from_decl): New.
6159 (dv_from_value): New.
6160 (dv_htab_hash): New.
6161 (variable_htab_hash): Use it.
6162 (variable_htab_eq): Support values.
6163 (variable_htab_free): Free from the right pool.
6164 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6165 (attrs_list_union): Adjust.
6166 (attrs_list_mpdv_union): New.
6167 (tie_break_pointers): New.
6168 (canon_value_cmp): New.
6169 (unshare_variable): Return possibly-modified slot.
6170 (vars_copy_1): Adjust.
6171 (var_reg_decl_set): Adjust. Split out of...
6172 (var_reg_set): ... this.
6173 (get_init_value): Adjust.
6174 (var_reg_delete_and_set): Adjust.
6175 (var_reg_delete): Adjust.
6176 (var_regno_delete): Adjust.
6177 (var_mem_decl_set): Split out of...
6178 (var_mem_set): ... this.
6179 (var_mem_delete_and_set): Adjust.
6180 (var_mem_delete): Adjust.
6184 (variable_union): Adjust. Speed up merge of 1-part vars.
6185 (variable_canonicalize): Use unshared slot.
6186 (VALUED_RECURSED_INTO): New.
6187 (find_loc_in_1pdv): New.
6188 (struct dfset_merge): New.
6189 (insert_into_intersection): New.
6190 (intersect_loc_chains): New.
6192 (canonicalize_loc_order_check): New.
6193 (canonicalize_values_mark): New.
6194 (canonicalize_values_star): New.
6195 (variable_merge_over_cur): New.
6196 (variable_merge_over_src): New.
6197 (dataflow_set_merge): New.
6198 (dataflow_set_equiv_regs): New.
6199 (remove_duplicate_values): New.
6200 (struct dfset_post_merge): New.
6201 (variable_post_merge_new_vals): New.
6202 (variable_post_merge_perm_vals): New.
6203 (dataflow_post_merge_adjust): New.
6204 (find_mem_expr_in_1pdv): New.
6205 (dataflow_set_preserve_mem_locs): New.
6206 (dataflow_set_remove_mem_locs): New.
6207 (dataflow_set_clear_at_call): New.
6208 (onepart_variable_different_p): New.
6209 (variable_different_p): Use it.
6210 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6211 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6213 (track_loc_p): Pass it true.
6214 (struct count_use_info): New.
6215 (find_use_val): New.
6216 (replace_expr_with_values): New.
6218 (use_type): New, partially split out of...
6219 (count_uses): ... this. Count new micro-ops.
6220 (count_uses_1): Adjust.
6221 (count_stores): Adjust.
6222 (count_with_sets): New.
6223 (VAL_NEEDS_RESOLUTION): New.
6224 (VAL_HOLDS_TRACK_EXPR): New.
6225 (VAL_EXPR_IS_COPIED): New.
6226 (VAL_EXPR_IS_CLOBBERED): New.
6227 (add_uses): Adjust. Generate new micro-ops.
6228 (add_uses_1): Adjust.
6229 (add_stores): Generate new micro-ops.
6230 (add_with_sets): New.
6231 (find_src_status): Adjust.
6232 (find_src_set_src): Adjust.
6233 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6234 Handle new micro-ops. Canonicalize value equivalances.
6235 (vt_find_locations): Compute total size of hash tables for
6236 dumping. Perform merge for var-tracking-assignments. Don't
6237 disregard single-block loops.
6238 (dump_attrs_list): Handle decl_or_value.
6239 (dump_variable): Take variable. Deal with decl_or_value.
6240 (dump_variable_slot): New.
6241 (dump_vars): Use it.
6242 (dump_dataflow_sets): Adjust.
6243 (set_slot_part): New, extended to support one-part variables
6244 after splitting out of...
6245 (set_variable_part): ... this.
6246 (clobber_slot_part): New, split out of...
6247 (clobber_variable_part): ... this.
6248 (delete_slot_part): New, split out of...
6249 (delete_variable_part): .... this.
6250 (check_wrap_constant): New.
6251 (vt_expand_loc_callback): New.
6252 (vt_expand_loc): New.
6253 (emit_note_insn_var_location): Adjust. Handle values. Handle
6254 EMIT_NOTE_AFTER_CALL_INSN.
6255 (emit_notes_for_differences_1): Adjust. Handle values.
6256 (emit_notes_for_differences_2): Likewise.
6257 (emit_notes_for_differences): Adjust.
6258 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6259 Adjust. Handle new micro-ops.
6260 (vt_add_function_parameters): Adjust. Create and bind values.
6261 (vt_initialize): Adjust. Initialize scratch_regs and
6262 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6263 operations. Move some code to count_with_sets and add_with_sets.
6264 (delete_debug_insns): New.
6265 (vt_debug_insns_local): New.
6266 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6268 (var_tracking_main): If var-tracking-assignments is enabled
6269 but var-tracking isn't, delete debug insns and leave. Likewise
6270 if we exceed limits or fail the stack adjustments tests, and
6271 after all var-tracking processing.
6272 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6273 (dataflow_set): Add traversed_vars.
6274 (value_chain, const_value_chain): New typedefs.
6275 (value_chain_pool, value_chains): New variables.
6276 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6277 add_value_chains, add_cselib_value_chains, remove_value_chain,
6278 remove_value_chains, remove_cselib_value_chains): New functions.
6279 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6280 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6282 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6283 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6284 (dst_can_be_shared): New variable.
6285 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6286 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6287 different from set->vars, look up slot again instead of using the
6289 (dataflow_set_init): Initialize traversed_vars.
6290 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6291 lookup if set->vars is shared. Don't keep slot cleared before
6292 calling unshare_variable. Unshare set->vars if needed. Adjust
6293 unshare_variable callers. Clear dst_can_be_shared if needed.
6294 Even ->refcount == 1 vars must be unshared if set->vars is shared
6295 and var needs to be modified.
6296 (dataflow_set_union): Set traversed_vars during canonicalization.
6297 (VALUE_CHANGED, DECL_CHANGED): Define.
6298 (set_dv_changed, dv_changed_p): New static inlines.
6299 (track_expr_p): Clear DECL_CHANGED.
6300 (dump_dataflow_sets): Set it.
6301 (variable_was_changed): Call set_dv_changed.
6302 (emit_note_insn_var_location): Likewise.
6303 (changed_variables_stack): New variable.
6304 (check_changed_vars_1, check_changed_vars_2): New functions.
6305 (emit_notes_for_changes): Do nothing if changed_variables is
6306 empty. Traverse changed_variables with check_changed_vars_1,
6307 call check_changed_vars_2 on each changed_variables_stack entry.
6308 (emit_notes_in_bb): Add SET argument. Just clear it at the
6309 beginning, use it instead of local &set, don't destroy it at the end.
6310 (vt_emit_notes): Call dataflow_set_clear early on all
6311 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6312 computed set, dataflow_set_clear also VTI(bb)->in when we are
6313 done with the basic block. Initialize changed_variables_stack,
6314 free it afterwards. If ENABLE_CHECKING verify that after noting
6315 differences to an empty set value_chains hash table is empty.
6316 (vt_initialize): Initialize value_chains and value_chain_pool.
6317 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6318 (variable_tracking_main): Call dump_dataflow_sets before calling
6319 vt_emit_notes, not after it.
6320 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6321 (propagate_var_def_into_debug_stmts): Declare.
6322 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6323 (df_set_note): Reject debug insns.
6324 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6325 add notes to debug insns.
6326 (df_note_bb_compute): Adjust. Likewise.
6327 (df_simulate_uses): Skip debug insns.
6328 (df_simulate_initialize_backwards): Likewise.
6329 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6330 (subst_stack_regs_pat): Reject debug insns.
6331 (convert_regs_1): Handle debug insns.
6332 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6333 (print-rtl.o): Depend on cselib.h.
6334 (cselib.o): Depend on TREE_PASS_H.
6335 (var-tracking.o): Depend on cselib.h and TARGET_H.
6336 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6337 (init_ready_list): Skip boundary debug insns.
6338 (add_branch_dependences): Skip debug insns.
6339 (free_block_dependencies): Check for blocks with only debug insns.
6340 (compute_priorities): Likewise.
6341 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6342 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6344 (gimple_build_debug_bind_stat): New.
6345 (empty_body_p): Skip debug stmts.
6346 (gimple_has_side_effects): Likewise.
6347 (gimple_rhs_has_side_effects): Likewise.
6348 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6349 (gimple_build_debug_bind_stat): Declare.
6350 (gimple_build_debug_bind): Define.
6351 (is_gimple_debug): New.
6352 (gimple_debug_bind_p): New.
6353 (gimple_debug_bind_get_var): New.
6354 (gimple_debug_bind_get_value): New.
6355 (gimple_debug_bind_get_value_ptr): New.
6356 (gimple_debug_bind_set_var): New.
6357 (gimple_debug_bind_set_value): New.
6358 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6359 (gimple_debug_bind_reset_value): New.
6360 (gimple_debug_bind_has_value_p): New.
6361 (gsi_next_nondebug): New.
6362 (gsi_prev_nondebug): New.
6363 (gsi_start_nondebug_bb): New.
6364 (gsi_last_nondebug_bb): New.
6365 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6366 (print_insn): Handle DEBUG_INSN.
6367 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6368 of first insn prevail.
6369 (first_stmt): Skip debug stmts.
6370 (first_non_label_stmt): Likewise.
6371 (last_stmt): Likewise.
6372 (has_zero_uses_1): New.
6373 (single_imm_use_1): New.
6374 (verify_gimple_debug): New.
6375 (verify_types_in_gimple_stmt): Handle debug stmts.
6376 (verify_stmt): Likewise.
6377 (debug_loop_num): Skip debug stmts.
6378 (remove_edge_and_dominated_blocks): Remove dominators last.
6379 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6380 (linearize_expr): Likewise.
6381 * config/i386/i386.c (ix86_delegitimize_address): Call
6382 default implementation.
6383 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6384 (group_barrier_needed): Skip debug insns.
6385 (emit_insn_group_barriers): Likewise.
6386 (emit_all_insn_group_barriers): Likewise.
6387 (ia64_variable_issue): Handle debug insns.
6388 (ia64_dfa_new_cycle): Likewise.
6389 (final_emit_insn_group_barriers): Skip debug insns.
6390 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6391 def cfa without frame.
6392 (process_set): Likewise.
6393 (process_for_unwind_directive): Pass frame on.
6394 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6395 (rs6000_delegitimize_address): New.
6396 (rs6000_debug_adjust_cost): Handle debug insns.
6397 (is_microcoded_insn): Likewise.
6398 (is_cracked_insn): Likewise.
6399 (is_nonpipeline_insn): Likewise.
6400 (insn_must_be_first_in_group): Likewise.
6401 (insn_must_be_last_in_group): Likewise.
6402 (force_new_group): Likewise.
6403 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6404 contains only debug insns.
6405 (rtl_merge_blocks): Skip debug insns.
6406 (purge_dead_edges): Likewise.
6407 (rtl_block_ends_with_call_p): Skip debug insns.
6408 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6409 (mark_reg_dependencies): Skip debug insns.
6410 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6411 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6412 * tree-ssa-threadedge.c
6413 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6414 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6415 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6416 (copyprop_hardreg_forward_1): Handle debug insns.
6417 * reload1.c (reload): Skip debug insns. Replace unassigned
6418 pseudos in debug insns with their equivalences.
6419 (eliminate_regs_in_insn): Skip debug insns.
6420 (emit_input_reload_insns): Skip debug insns at first, adjust
6422 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6423 (get_indirect_ref_operands): Pass opf_no_vops on.
6424 (get_expr_operands): Likewise. Skip debug stmts.
6425 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6427 2009-09-01 Richard Henderson <rth@redhat.com>
6429 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6430 stmt_ends_pp_p statements at least once.
6431 * tree-vrp.c (vrp_initialize): Likewise.
6432 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6434 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6437 Fix AIX bootstrap after PR debug/30161
6438 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6439 that is a GNU extension.
6440 (tmpl_value_parm_die_table): Move the definition of this global
6441 outside #ifdef DWARF2_DEBUGGING_INFO region.
6443 2009-09-01 Richard Guenther <rguenther@suse.de>
6445 * tree.c (tree_expr_size): New function.
6446 * tree.h (tree_expr_size): Declare.
6447 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6448 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6449 * langhooks.c (lhd_expr_size): Remove.
6450 * langhooks.h (struct lang_hooks): Remove expr_size.
6451 * explow.c (expr_size): Use tree_expr_size.
6452 (int_expr_size): Likewise.
6453 * langhooks-def.h (lhd_expr_size): Remove.
6454 (LANG_HOOKS_EXPR_SIZE): Likewise.
6455 (LANG_HOOKS_INITIALIZER): Adjust.
6457 2009-09-01 Richard Guenther <rguenther@suse.de>
6459 * tree-flow.h (mark_addressable): Move declaration ...
6460 * tree.h (mark_addressable): ... here.
6461 * stmt.c (expand_asm_operands): Use mark_addressable, not
6462 lang_hooks.mark_addressable.
6463 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6464 LANG_HOOKS_MARK_ADDRESSABLE.
6465 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6466 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6468 2009-08-31 Chris Demetriou <cgd@google.com>
6470 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6471 vectorize if not TARGET_SSE2.
6473 2009-08-31 DJ Delorie <dj@redhat.com>
6475 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6476 registers if no coprocessor is enabled.
6478 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6481 * cgraph.h (cgraph_get_node): Declare ...
6482 * cgraph.c (cgraph_get_node): ... new function.
6483 * dwarf2out.c (gen_generic_params_dies,
6484 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6485 make_ith_pack_parameter_name,
6486 append_entry_to_tmpl_value_parm_die_table,
6487 gen_remaining_tmpl_value_param_die_attribute): New functions.
6488 (gen_subprogram_die): Generate debug info for template parameters
6489 if debug info level is higher than DINFO_LEVEL_TERSE.
6490 Use tree_add_const_value_attribute_for_decl instead of
6491 tree_add_const_value_attribute.
6492 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6493 instead of tree_add_const_value_attribute.
6494 (gen_struct_or_union_type_die): Generate debug
6495 info for template parameters if debug info level is higher than
6497 (tree_add_const_value_attribute): Handle integral and pointer
6498 constants. Update comment.
6499 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6500 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6501 (reference_to_unused): Fix thinko. Remove redundant predicates from
6503 (tree_add_const_value_attribute): Make this work for constant
6505 tree_add_const_value_attribute_for_decl is to be used for variable
6507 (add_location_or_const_value_attribute): Use
6508 tree_add_const_value_attribute_for_decl now.
6509 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6510 DW_TAG_template_value_param DIEs after function DIEs have been
6512 * langhooks.h (lang_hooks_for_types): Add
6513 get_argument_pack_elems.
6514 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6515 (lang_hooks): Added get_innermost_generic_parms,
6516 get_innermost_generic_args.
6517 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6518 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6519 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6520 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6522 2009-08-31 DJ Delorie <dj@redhat.com>
6524 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6525 it once we start generating the prologue or epilogue.
6526 (mep_call_saves_register): If the frame is locked, re-use
6528 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6529 (mep_expand_prologue): Call it.
6530 (mep_expand_epilogue): Likewise.
6531 (mep_start_function): Use the same logic as mep_expand_prologue.
6532 (mep_pass_by_reference): Make logic more readable.
6533 (mep_return_in_memory): Zero-sized objects are passed in memory.
6534 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6536 2009-08-31 Richard Guenther <rguenther@suse.de>
6538 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6539 to query if the memory regions for memmove overlap.
6540 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6541 asserts on pointers, instead deal with odd trees.
6542 (ptr_derefs_may_alias_p): Likewise.
6543 (refs_may_alias_p_1): Constructor bases also never alias.
6545 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6547 * doc/install.texi (Final install): Adjust reference on where to
6548 order printed manuals.
6550 2009-08-30 Olivier Hainque <hainque@adacore.com>
6552 * dwarf2out.c (switch_to_frame_table_section): Move
6553 definition prior to first use.
6555 2009-08-30 Richard Guenther <rguenther@suse.de>
6557 PR tree-optimization/41186
6558 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6559 (ao_ref_init_from_ptr_and_size): New function.
6560 (ref_maybe_used_by_call_p_1): Be more precise tracking
6561 used ranges for builtin functions.
6562 (ref_maybe_used_by_call_p): Adjust.
6563 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6564 ranges for builtin functions.
6565 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6567 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6570 * fwprop.c (get_reg_use_in): Delete.
6571 (free_load_extend): New function.
6572 (forward_propagate_subreg): Use it.
6574 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6576 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6578 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6581 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6584 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6586 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6587 fini or fini_array section.
6589 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6591 * graphite-dependences.c (graphite_legal_transform_bb): Call
6592 pbb_remove_duplicate_pdrs.
6593 * graphite-poly.c (can_collapse_pdr): Removed.
6594 (pdr_find_duplicate): Removed.
6595 (can_collapse_pdrs): New.
6596 (pbb_remove_duplicate_pdrs): New.
6597 (new_poly_dr): Do not look for duplicates.
6598 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6599 (PBB_PDR_DUPLICATES_REMOVED): New.
6600 (pbb_remove_duplicate_pdrs): Declared.
6602 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6604 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6605 the strides by multiplying by PDR_NB_REFS.
6606 * graphite-poly.c (can_collapse_pdr): New.
6607 (pdr_find_duplicate): New.
6608 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6609 Initialize PDR_NB_REFS.
6610 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6612 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6614 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6617 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6620 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6622 * graphite-dependences.c (pddr_original_scattering): Return NULL
6623 for read-read dependence relations.
6624 * graphite-poly.h (enum poly_dr_type): Fix comment.
6627 (pdr_may_write_p): New.
6629 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6631 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6632 (struct poly_dr): Same.
6633 (new_poly_dr): Same.
6634 * graphite-poly.c (new_poly_dr): Same.
6635 * graphite-dependences.c (dot_deps): Disable call to system.
6637 2009-08-28 Cary Coutant <ccoutant@google.com>
6640 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6641 struct/union/enum types local to a function.
6643 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6644 Sebastian Pop <sebastian.pop@amd.com>
6646 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6647 pbb_strip_mine_time_depth. Changed the implementation so that
6648 transformation is expressed as a transformation on
6649 time (scatttering) dimensions. Also, ensures that the 2d+1
6650 scheduling format is preserved.
6651 (pbb_strip_mine_profitable_p): Profitability is based on the
6652 iteration number of a given time (scattering) dimension,
6653 and not on a original loop depth dimension.
6654 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6655 (pbb_do_strip_mine): Call psct_dynamic_dim.
6656 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6657 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6658 (pbb_nb_dynamic_scattering_transform): New.
6659 (psct_dynamic_dim): New.
6661 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6663 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6664 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6665 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6666 * graphite-interchange.c (build_linearized_memory_access): Same.
6667 (memory_stride_in_loop): Same.
6669 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6671 * graphite-dependences.c (pddr_original_scattering): New.
6672 (graphite_legal_transform_dr): Call pddr_original_scattering.
6675 * graphite-dependences.h (dot_deps): Declared.
6676 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6677 (print_pdr): Print PDR_ID.
6678 * graphite-poly.h (struct poly_dr): Add field id.
6681 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6683 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6685 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6686 not delete the original dependence relation.
6688 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6690 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6691 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6692 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6693 (free_poly_ddr): New.
6694 (pddr_is_empty): New.
6695 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6696 (dependence_polyhedron): Same. Remove useless gcc_assert.
6698 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6699 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6700 * graphite-dependences.h (enum poly_dependence_kind): New.
6701 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6702 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6703 (PDRP_SINK): Renamed PDDR_SINK.
6704 (PDRP_DDP): Renamed PDDR_DDP.
6706 (free_poly_ddr): Declared.
6707 * graphite-poly.c (new_scop): Use the new hash function names.
6708 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6709 into original_pddrs.
6710 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6712 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6714 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6715 bounds with LT_EXPR to make niter analysis more precise on code
6716 generated by Graphite.
6718 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6720 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6721 (graphite_legal_transform_bb): Same.
6722 (poly_drs_may_alias_p): Same.
6724 2009-08-28 Richard Guenther <rguenther@suse.de>
6726 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6728 2009-08-28 Jan Beulich <jbeulich@novell.com>
6730 * config/i386/netware.c: Include langhooks.h.
6731 (i386_nlm_encode_section_info): Simplify.
6732 (netware_override_options): Delete.
6733 * config/i386/netware.h (netware_override_options): Delete
6735 (OVERRIDE_OPTIONS): Delete definition.
6736 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6737 (ASM_COMMENT_START): Define.
6738 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6740 2009-08-28 Jan Beulich <jbeulich@novell.com>
6742 * configure.ac: For in-tree ld, do a plain version check to
6743 determine whether comdat groups are supported.
6744 * configure: Regenerate.
6746 2009-08-28 Olivier Hainque <hainque@adacore.com>
6748 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6749 always defined. Reflect definition or absence of such for
6750 COLLECT_EXPORT_LIST. Readability helper.
6751 (scanfilter): New enum, to help control what symbols
6752 are to be considered or ignored by scan_prog_file.
6753 (enum pass): Rename as "scanpass", moved together with scanfilter
6754 prior to scan_prog_file's prototype.
6755 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6756 Group prototype with the scanpass/scanfilter definitions, factorize
6757 head comments for the several implementations at the prototype.
6758 (main): Reorganize the first pass link control to let AIX
6759 drag only the needed frame tables in executables. Prevent
6760 frame tables collection during the scan aimed at static ctors.
6761 Pre-link and scan for frame tables later to compensate.
6762 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6763 A C statement to issue assembly directives that create a reference
6764 to the given DWARF table identifier label from the current function
6766 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6767 to differentiate first time section entry. Only emit a .data
6768 tables start identifier label the first time around.
6769 (switch_to_frame_table_section): New function. Helper for
6770 output_call_frame_info to switch possibly BACK into the eh_frame
6771 or the debug_frame section depending on FOR_EH.
6772 (output_call_frame_info): Use helper to first enter the proper
6774 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6775 emit a link to the frame table start label from each function
6777 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6778 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6779 * config/rs6000/rs6000-protos.h: Declare it.
6780 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6782 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6784 * config/sh/sh.c (split_branches): Check the result of
6787 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6789 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6790 using -pthread -fopenmp
6792 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6794 * doc/service.texi (service directory): Update URL.
6796 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6798 PR rtl-optimization/40861
6799 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6800 extract word from a multi-word subreg for negative byte positions.
6802 2009-08-27 Tristan Gingold <gingold@adacore.com>
6803 Douglas B Rupp <rupp@gnat.com>
6805 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6806 (SECTION_VMS_OVERLAY): Define.
6807 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6809 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6811 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6812 common_object declarations.
6813 (ia64_section_type_flags): Set section flag for common_object.
6814 * config/ia64/ia64-protos.h
6815 (ia64_vms_output_aligned_decl_common): Declare.
6816 (ia64_vms_elf_asm_named_section): Declare.
6818 2009-08-27 Michael Matz <matz@suse.de>
6820 * expr.c (expand_expr_real_2): New function taking exploded
6821 unary or binary expression, split out from ...
6822 (expand_expr_real_1): ... here. Move over all unary/binary
6823 switch parts to above function, in particular these codes:
6824 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6825 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6826 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6827 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6828 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6829 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6830 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6831 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6832 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6833 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6834 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6835 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6836 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6837 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6838 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6839 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6840 VEC_PACK_FIX_TRUNC_EXPR.
6841 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6844 2009-08-27 Richard Guenther <rguenther@suse.de>
6846 * gengtype.c (main): Handle uint64_t.
6847 * ipa-utils.c (get_base_var): Indent properly.
6848 * tree-ssa-live.c (debug_scope_block): New function.
6849 * tree-flow.h (debug_scope_block): Declare.
6850 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6851 * basic-block.h (enum profile_status): Rename to
6852 enum profile_status_d.
6853 (x_profile_status): Adjust type.
6855 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6858 * dwarf2out.c (get_context_die): Declare this static function.
6859 (gen_type_die_with_usage): Make sure a DIE is a generated for
6860 the context of a typedef.
6862 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6864 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6867 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6869 * config/mips/mips-protos.h (mips_output_sync): Declare.
6870 (mips_sync_loop_insns): Likewise.
6871 (mips_output_sync_loop): Replace first two parameters with an rtx.
6872 * config/mips/mips.c (mips_multi_member): New structure.
6873 (mips_multi_members): New variable.
6874 (mips_multi_start): New function.
6875 (mips_multi_add): Likewise.
6876 (mips_multi_add_insn): Likewise.
6877 (mips_multi_add_label): Likewise.
6878 (mips_multi_last_index): Likewise.
6879 (mips_multi_copy_insn): Likewise.
6880 (mips_multi_set_operand): Likewise.
6881 (mips_multi_write): Likewise.
6882 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6883 (mips_init_print_operand_punct): Update accordingly.
6884 (mips_start_ll_sc_sync_block): New function.
6885 (mips_end_ll_sc_sync_block): Likewise.
6886 (mips_output_sync): Likewise.
6887 (mips_sync_insn1_template): Likewise.
6888 (mips_sync_insn2_template): Likewise.
6889 (mips_get_sync_operand): Likewise.
6890 (mips_process_sync_loop): Likewise.
6891 (mips_output_sync_loop): Use mips_process_sync_loop.
6892 (mips_sync_loop_insns): New function.
6893 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6894 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6895 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6896 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6897 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6898 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6899 (MIPS_SYNC_OLD_OP_12): Likewise.
6900 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6901 (MIPS_SYNC_NEW_OP_12): Likewise.
6902 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6903 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6904 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6905 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6906 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6907 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6908 * config/mips/mips.md (sync_mem): New attribute.
6909 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6910 (sync_exclusive_mask, sync_required_oldval): Likewise.
6911 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6912 (sync_release_barrier): Likewise.
6913 (length): Handle sync loops.
6914 (sync): Use mips_output_sync.
6915 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6916 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6917 and use mips_output_sync_loop.
6918 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6919 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6920 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6921 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6922 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6923 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6924 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6925 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6926 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6928 2009-08-26 Richard Guenther <rguenther@suse.de>
6931 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6932 the types to not match.
6933 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6935 * tree-ssa.c (useless_type_conversion_p): Conversions to
6936 pointers to unprototyped functions are useless.
6938 2009-08-26 Richard Guenther <rguenther@suse.de>
6940 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6941 whole-program condition, prepare to be called for non-globals.
6942 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6943 params build a representative with known type and track its fields.
6945 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6947 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6948 clearing by a taken branch.
6949 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6950 effectively after bbro pass.
6951 (sync_nand<mode>): Ditto.
6952 (sync_old_<fetchop_name><mode>): Ditto.
6953 (sync_old_nand<mode>): Ditto.
6954 (sync_new_<fetchop_name><mode>): Dito.
6955 (sync_new_nand<mode>): Ditto.
6956 (sync_compare_and_swap<mode>_1): Ditto.
6957 (*sync_compare_and_swap<mode>): Ditto.
6958 (sync_lock_test_and_set<mode>_1): Ditto.
6959 ("sync_lock_test_and_set<mode>): Ditto.
6961 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6963 * hwint.h (HOST_LONG_FORMAT): New macro
6964 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6965 Use HOST_PTR_PRINTF.
6966 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6967 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6968 (HOST_PTR_PRINTF): Document.
6970 2009-08-25 Jan Hubicka <jh@suse.cz>
6972 * config/i386/bmmintrin.h: Replace by #error.
6975 Michael Meissner <michael.meissner@amd.com>
6976 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6977 Tony Linthicum <tony.linthicum@amd.com>
6979 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6980 (TARGET_ROUND): New macro for the round/ptest instructions which
6981 are shared between SSE4.1 and SSE5.
6982 (OPTION_MASK_ISA_ROUND): Ditto.
6983 (OPTION_ISA_ROUND): Ditto.
6984 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6985 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6987 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6988 (-mfused-madd): New switch to give users control over whether the
6989 compiler optimizes to use the multiply/add SSE5 instructions.
6991 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6992 (ix86_handle_option): Turn off 3dnow if -msse5.
6993 (override_options): Add SSE5 support.
6994 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6996 (ix86_expand_sse_movcc): Add SSE5 support.
6997 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6998 vector type to the next largest size.
6999 (ix86_expand_sse5_pack): New function to use pperm to pack a
7000 vector type to the next smallest size.
7001 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7002 (IX86_BUILTIN_FMADDSD): Ditto.
7003 (IX86_BUILTIN_FMADDPS): Ditto.
7004 (IX86_BUILTIN_FMADDPD): Ditto.
7005 (IX86_BUILTIN_FMSUBSS): Ditto.
7006 (IX86_BUILTIN_FMSUBSD): Ditto.
7007 (IX86_BUILTIN_FMSUBPS): Ditto.
7008 (IX86_BUILTIN_FMSUBPD): Ditto.
7009 (IX86_BUILTIN_FNMADDSS): Ditto.
7010 (IX86_BUILTIN_FNMADDSD): Ditto.
7011 (IX86_BUILTIN_FNMADDPS): Ditto.
7012 (IX86_BUILTIN_FNMADDPD): Ditto.
7013 (IX86_BUILTIN_FNMSUBSS): Ditto.
7014 (IX86_BUILTIN_FNMSUBSD): Ditto.
7015 (IX86_BUILTIN_FNMSUBPS): Ditto.
7016 (IX86_BUILTIN_FNMSUBPD): Ditto.
7017 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7018 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7019 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7020 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7021 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7022 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7023 (IX86_BUILTIN_PPERM): Ditto.
7024 (IX86_BUILTIN_PERMPS): Ditto.
7025 (IX86_BUILTIN_PERMPD): Ditto.
7026 (IX86_BUILTIN_PMACSSWW): Ditto.
7027 (IX86_BUILTIN_PMACSWW): Ditto.
7028 (IX86_BUILTIN_PMACSSWD): Ditto.
7029 (IX86_BUILTIN_PMACSWD): Ditto.
7030 (IX86_BUILTIN_PMACSSDD): Ditto.
7031 (IX86_BUILTIN_PMACSDD): Ditto.
7032 (IX86_BUILTIN_PMACSSDQL): Ditto.
7033 (IX86_BUILTIN_PMACSSDQH): Ditto.
7034 (IX86_BUILTIN_PMACSDQL): Ditto.
7035 (IX86_BUILTIN_PMACSDQH): Ditto.
7036 (IX86_BUILTIN_PMADCSSWD): Ditto.
7037 (IX86_BUILTIN_PMADCSWD): Ditto.
7038 (IX86_BUILTIN_PHADDBW): Ditto.
7039 (IX86_BUILTIN_PHADDBD): Ditto.
7040 (IX86_BUILTIN_PHADDBQ): Ditto.
7041 (IX86_BUILTIN_PHADDWD): Ditto.
7042 (IX86_BUILTIN_PHADDWQ): Ditto.
7043 (IX86_BUILTIN_PHADDDQ): Ditto.
7044 (IX86_BUILTIN_PHADDUBW): Ditto.
7045 (IX86_BUILTIN_PHADDUBD): Ditto.
7046 (IX86_BUILTIN_PHADDUBQ): Ditto.
7047 (IX86_BUILTIN_PHADDUWD): Ditto.
7048 (IX86_BUILTIN_PHADDUWQ): Ditto.
7049 (IX86_BUILTIN_PHADDUDQ): Ditto.
7050 (IX86_BUILTIN_PHSUBBW): Ditto.
7051 (IX86_BUILTIN_PHSUBWD): Ditto.
7052 (IX86_BUILTIN_PHSUBDQ): Ditto.
7053 (IX86_BUILTIN_PROTB): Ditto.
7054 (IX86_BUILTIN_PROTW): Ditto.
7055 (IX86_BUILTIN_PROTD): Ditto.
7056 (IX86_BUILTIN_PROTQ): Ditto.
7057 (IX86_BUILTIN_PROTB_IMM): Ditto.
7058 (IX86_BUILTIN_PROTW_IMM): Ditto.
7059 (IX86_BUILTIN_PROTD_IMM): Ditto.
7060 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7061 (IX86_BUILTIN_PSHLB): Ditto.
7062 (IX86_BUILTIN_PSHLW): Ditto.
7063 (IX86_BUILTIN_PSHLD): Ditto.
7064 (IX86_BUILTIN_PSHLQ): Ditto.
7065 (IX86_BUILTIN_PSHAB): Ditto.
7066 (IX86_BUILTIN_PSHAW): Ditto.
7067 (IX86_BUILTIN_PSHAD): Ditto.
7068 (IX86_BUILTIN_PSHAQ): Ditto.
7069 (IX86_BUILTIN_FRCZSS): Ditto.
7070 (IX86_BUILTIN_FRCZSD): Ditto.
7071 (IX86_BUILTIN_FRCZPS): Ditto.
7072 (IX86_BUILTIN_FRCZPD): Ditto.
7073 (IX86_BUILTIN_CVTPH2PS): Ditto.
7074 (IX86_BUILTIN_CVTPS2PH): Ditto.
7075 (IX86_BUILTIN_COMEQSS): Ditto.
7076 (IX86_BUILTIN_COMNESS): Ditto.
7077 (IX86_BUILTIN_COMLTSS): Ditto.
7078 (IX86_BUILTIN_COMLESS): Ditto.
7079 (IX86_BUILTIN_COMGTSS): Ditto.
7080 (IX86_BUILTIN_COMGESS): Ditto.
7081 (IX86_BUILTIN_COMUEQSS): Ditto.
7082 (IX86_BUILTIN_COMUNESS): Ditto.
7083 (IX86_BUILTIN_COMULTSS): Ditto.
7084 (IX86_BUILTIN_COMULESS): Ditto.
7085 (IX86_BUILTIN_COMUGTSS): Ditto.
7086 (IX86_BUILTIN_COMUGESS): Ditto.
7087 (IX86_BUILTIN_COMORDSS): Ditto.
7088 (IX86_BUILTIN_COMUNORDSS): Ditto.
7089 (IX86_BUILTIN_COMFALSESS): Ditto.
7090 (IX86_BUILTIN_COMTRUESS): Ditto.
7091 (IX86_BUILTIN_COMEQSD): Ditto.
7092 (IX86_BUILTIN_COMNESD): Ditto.
7093 (IX86_BUILTIN_COMLTSD): Ditto.
7094 (IX86_BUILTIN_COMLESD): Ditto.
7095 (IX86_BUILTIN_COMGTSD): Ditto.
7096 (IX86_BUILTIN_COMGESD): Ditto.
7097 (IX86_BUILTIN_COMUEQSD): Ditto.
7098 (IX86_BUILTIN_COMUNESD): Ditto.
7099 (IX86_BUILTIN_COMULTSD): Ditto.
7100 (IX86_BUILTIN_COMULESD): Ditto.
7101 (IX86_BUILTIN_COMUGTSD): Ditto.
7102 (IX86_BUILTIN_COMUGESD): Ditto.
7103 (IX86_BUILTIN_COMORDSD): Ditto.
7104 (IX86_BUILTIN_COMUNORDSD): Ditto.
7105 (IX86_BUILTIN_COMFALSESD): Ditto.
7106 (IX86_BUILTIN_COMTRUESD): Ditto.
7107 (IX86_BUILTIN_COMEQPS): Ditto.
7108 (IX86_BUILTIN_COMNEPS): Ditto.
7109 (IX86_BUILTIN_COMLTPS): Ditto.
7110 (IX86_BUILTIN_COMLEPS): Ditto.
7111 (IX86_BUILTIN_COMGTPS): Ditto.
7112 (IX86_BUILTIN_COMGEPS): Ditto.
7113 (IX86_BUILTIN_COMUEQPS): Ditto.
7114 (IX86_BUILTIN_COMUNEPS): Ditto.
7115 (IX86_BUILTIN_COMULTPS): Ditto.
7116 (IX86_BUILTIN_COMULEPS): Ditto.
7117 (IX86_BUILTIN_COMUGTPS): Ditto.
7118 (IX86_BUILTIN_COMUGEPS): Ditto.
7119 (IX86_BUILTIN_COMORDPS): Ditto.
7120 (IX86_BUILTIN_COMUNORDPS): Ditto.
7121 (IX86_BUILTIN_COMFALSEPS): Ditto.
7122 (IX86_BUILTIN_COMTRUEPS): Ditto.
7123 (IX86_BUILTIN_COMEQPD): Ditto.
7124 (IX86_BUILTIN_COMNEPD): Ditto.
7125 (IX86_BUILTIN_COMLTPD): Ditto.
7126 (IX86_BUILTIN_COMLEPD): Ditto.
7127 (IX86_BUILTIN_COMGTPD): Ditto.
7128 (IX86_BUILTIN_COMGEPD): Ditto.
7129 (IX86_BUILTIN_COMUEQPD): Ditto.
7130 (IX86_BUILTIN_COMUNEPD): Ditto.
7131 (IX86_BUILTIN_COMULTPD): Ditto.
7132 (IX86_BUILTIN_COMULEPD): Ditto.
7133 (IX86_BUILTIN_COMUGTPD): Ditto.
7134 (IX86_BUILTIN_COMUGEPD): Ditto.
7135 (IX86_BUILTIN_COMORDPD): Ditto.
7136 (IX86_BUILTIN_COMUNORDPD): Ditto.
7137 (IX86_BUILTIN_COMFALSEPD): Ditto.
7138 (IX86_BUILTIN_COMTRUEPD): Ditto.
7139 (IX86_BUILTIN_PCOMEQUB): Ditto.
7140 (IX86_BUILTIN_PCOMNEUB): Ditto.
7141 (IX86_BUILTIN_PCOMLTUB): Ditto.
7142 (IX86_BUILTIN_PCOMLEUB): Ditto.
7143 (IX86_BUILTIN_PCOMGTUB): Ditto.
7144 (IX86_BUILTIN_PCOMGEUB): Ditto.
7145 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7146 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7147 (IX86_BUILTIN_PCOMEQUW): Ditto.
7148 (IX86_BUILTIN_PCOMNEUW): Ditto.
7149 (IX86_BUILTIN_PCOMLTUW): Ditto.
7150 (IX86_BUILTIN_PCOMLEUW): Ditto.
7151 (IX86_BUILTIN_PCOMGTUW): Ditto.
7152 (IX86_BUILTIN_PCOMGEUW): Ditto.
7153 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7154 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7155 (IX86_BUILTIN_PCOMEQUD): Ditto.
7156 (IX86_BUILTIN_PCOMNEUD): Ditto.
7157 (IX86_BUILTIN_PCOMLTUD): Ditto.
7158 (IX86_BUILTIN_PCOMLEUD): Ditto.
7159 (IX86_BUILTIN_PCOMGTUD): Ditto.
7160 (IX86_BUILTIN_PCOMGEUD): Ditto.
7161 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7162 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7163 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7164 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7165 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7166 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7167 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7168 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7169 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7170 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7171 (IX86_BUILTIN_PCOMEQB): Ditto.
7172 (IX86_BUILTIN_PCOMNEB): Ditto.
7173 (IX86_BUILTIN_PCOMLTB): Ditto.
7174 (IX86_BUILTIN_PCOMLEB): Ditto.
7175 (IX86_BUILTIN_PCOMGTB): Ditto.
7176 (IX86_BUILTIN_PCOMGEB): Ditto.
7177 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7178 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7179 (IX86_BUILTIN_PCOMEQW): Ditto.
7180 (IX86_BUILTIN_PCOMNEW): Ditto.
7181 (IX86_BUILTIN_PCOMLTW): Ditto.
7182 (IX86_BUILTIN_PCOMLEW): Ditto.
7183 (IX86_BUILTIN_PCOMGTW): Ditto.
7184 (IX86_BUILTIN_PCOMGEW): Ditto.
7185 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7186 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7187 (IX86_BUILTIN_PCOMEQD): Ditto.
7188 (IX86_BUILTIN_PCOMNED): Ditto.
7189 (IX86_BUILTIN_PCOMLTD): Ditto.
7190 (IX86_BUILTIN_PCOMLED): Ditto.
7191 (IX86_BUILTIN_PCOMGTD): Ditto.
7192 (IX86_BUILTIN_PCOMGED): Ditto.
7193 (IX86_BUILTIN_PCOMFALSED): Ditto.
7194 (IX86_BUILTIN_PCOMTRUED): Ditto.
7195 (IX86_BUILTIN_PCOMEQQ): Ditto.
7196 (IX86_BUILTIN_PCOMNEQ): Ditto.
7197 (IX86_BUILTIN_PCOMLTQ): Ditto.
7198 (IX86_BUILTIN_PCOMLEQ): Ditto.
7199 (IX86_BUILTIN_PCOMGTQ): Ditto.
7200 (IX86_BUILTIN_PCOMGEQ): Ditto.
7201 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7202 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7203 (enum multi_arg_type): New enum for describing the various SSE5
7204 intrinsic argument types.
7205 (bdesc_multi_arg): New table for SSE5 intrinsics.
7206 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7207 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7209 (ix86_expand_builtin): Add SSE5 intrinsic support.
7210 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7211 operand instructions.
7212 (ix86_expand_sse5_multiple_memory): New function to split the
7213 second memory reference from SSE5 instructions.
7214 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7215 (ix86_return_pops_args): Use stdarg_p to determine if the function
7216 has variable arguments.
7217 (ix86_setup_incoming_varargs): Ditto.
7218 (x86_this_parameter): Ditto.
7220 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7222 (ix86_expand_sse5_pack): Ditto.
7223 (ix86_sse5_valid_op_p): Ditto.
7224 (ix86_expand_sse5_multiple_memory): Ditto.
7226 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7227 constant for SSE5 support.
7228 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7229 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7230 (UNSPEC_SSE5_PERMUTE): Ditto.
7231 (UNSPEC_SSE5_ASHIFT): Ditto.
7232 (UNSPEC_SSE5_LSHIFT): Ditto.
7233 (UNSPEC_FRCZ): Ditto.
7234 (UNSPEC_CVTPH2PS): Ditto.
7235 (UNSPEC_CVTPS2PH): Ditto.
7236 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7238 (COM_FALSE_S): Ditto.
7239 (COM_FALSE_P): Ditto.
7240 (COM_TRUE_S): Ditto.
7241 (COM_TRUE_P): Ditto.
7242 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7243 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7245 (memory attribute): Ditto.
7246 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7247 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7248 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7249 (floor<mode>2): Ditto.
7250 (ceil<mode>2): Ditto.
7251 (btrunc<mode>2): Ditto.
7252 (nearbyintdf2): Ditto.
7253 (nearbyintsf2): Ditto.
7254 (sse_setccsf): Disable if SSE5.
7255 (sse_setccdf): Ditto.
7256 (sse5_setcc<mode>): New support for SSE5 conditional move.
7257 (sse5_pcmov_<mode>): Ditto.
7259 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7261 (SSEMODEF2P): Ditto.
7262 (ssemodesuffixf4): New mode attribute for SSE5.
7263 (ssemodesuffixf2s): Ditto.
7264 (ssemodesuffixf2c): Ditto.
7265 (sserotatemax): Ditto.
7266 (ssescalarmode): Ditto.
7267 (sse_maskcmpv4sf3): Disable if SSE5.
7268 (sse_maskcmpv2df3): Ditto.
7269 (sse_vmmaskcmpv4sf3): Ditto.
7270 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7271 (sse5_vmfmadd<mode>4): Ditto.
7272 (sse5_fmsub<mode>4): Ditto.
7273 (sse5_vmfmsub<mode>4): Ditto.
7274 (sse5_fnmadd<mode>4): Ditto.
7275 (sse5_vmfnmadd<mode>4): Ditto.
7276 (sse5_fnmsub<mode>4): Ditto.
7277 (sse5_vmfnmsub<mode>4): Ditto.
7278 (sse5i_fmadd<mode>4): Ditto.
7279 (sse5i_fmsub<mode>4): Ditto.
7280 (sse5i_fnmadd<mode>4): Ditto.
7281 (sse5i_fnmsub<mode>4): Ditto.
7282 (sse5i_vmfmadd<mode>4): Ditto.
7283 (sse5i_vmfmsub<mode>4): Ditto.
7284 (sse5i_vmfnmadd<mode>4): Ditto.
7285 (sse5i_vmfnmsub<mode>4): Ditto.
7286 (mulv16qi3): Add SSE5 support.
7288 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7289 (sse2_mulv4si3): Disable if SSE5.
7290 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7291 (sse4_1_roundps): Ditto.
7292 (sse4_1_roundsd): Ditto.
7293 (sse4_1_roundss): Ditto.
7294 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7296 (sse_maskcmpsf3): Ditto.
7297 (sse_vmmaskcmpv4sf3): Ditto.
7298 (sse2_maskcmpv2df3): Ditto.
7299 (sse2_maskcmpdf3): Ditto.
7300 (sse2_vmmaskcmpv2df3): Ditto.
7301 (sse2_eq<mode>3): Ditto.
7302 (sse2_gt<mode>3): Ditto.
7303 (sse5_pcmov_<mode>): Add SSE5 support.
7304 (vec_unpacku_hi_v16qi): Ditto.
7305 (vec_unpacks_hi_v16qi): Ditto.
7306 (vec_unpacku_lo_v16qi): Ditto.
7307 (vec_unpacks_lo_v16qi): Ditto.
7308 (vec_unpacku_hi_v8hi): Ditto.
7309 (vec_unpacks_hi_v8hi): Ditto.
7310 (vec_unpacku_lo_v8hi): Ditto.
7311 (vec_unpacks_lo_v8hi): Ditto.
7312 (vec_unpacku_hi_v4si): Ditto.
7313 (vec_unpacks_hi_v4si): Ditto.
7314 (vec_unpacku_lo_v4si): Ditto.
7315 (vec_unpacks_lo_v4si): Ditto.
7316 (sse5_pmacsww): New SSE5 intrinsic insn.
7317 (sse5_pmacssww): Ditto.
7318 (sse5_pmacsdd): Ditto.
7319 (sse5_pmacssdd): Ditto.
7320 (sse5_pmacssdql): Ditto.
7321 (sse5_pmacssdqh): Ditto.
7322 (sse5_pmacsdqh): Ditto.
7323 (sse5_pmacsswd): Ditto.
7324 (sse5_pmacswd): Ditto.
7325 (sse5_pmadcsswd): Ditto.
7326 (sse5_pmadcswd): Ditto.
7327 (sse5_pcmov_<move>): Conditional move support on SSE5.
7328 (sse5_phaddbw): New SSE5 intrinsic insn.
7329 (sse5_phaddbd): Ditto.
7330 (sse5_phaddbq): Ditto.
7331 (sse5_phaddwd): Ditto.
7332 (sse5_phaddwq): Ditto.
7333 (sse5_phadddq): Ditto.
7334 (sse5_phaddubw): Ditto.
7335 (sse5_phaddubd): Ditto.
7336 (sse5_phaddubq): Ditto.
7337 (sse5_phadduwd): Ditto.
7338 (sse5_phadduwq): Ditto.
7339 (sse5_phaddudq): Ditto.
7340 (sse5_phsubbw): Ditto.
7341 (sse5_phsubwd): Ditto.
7342 (sse5_phsubdq): Ditto.
7343 (sse5_pperm): Ditto.
7344 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7345 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7346 (sse5_pperm_sign_v8hi_v4si): Ditto.
7347 (sse5_pperm_zero_v8hi_v4si): Ditto.
7348 (sse5_pperm_sign_v4si_v2di): Ditto.
7349 (sse5_pperm_sign_v4si_v2di): Ditto.
7350 (sse5_pperm_pack_v2di_v4si): Ditto.
7351 (sse5_pperm_pack_v4si_v8hi): Ditto.
7352 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7353 (sse5_perm<mode>): New SSE5 intrinsic insn.
7354 (rotl<mode>3): Ditto.
7355 (sse5_rotl<mode>3): Ditto.
7356 (sse5_ashl<mode>3): Ditto.
7357 (sse5_lshl<mode>3): Ditto.
7358 (sse5_frcz<mode>2): Ditto.
7359 (sse5s_frcz<mode>2): Ditto.
7360 (sse5_cvtph2ps): Ditto.
7361 (sse5_cvtps2ph): Ditto.
7362 (sse5_vmmaskcmp<mode>3): Ditto.
7363 (sse5_com_tf<mode>3): Ditto.
7364 (sse5_maskcmp<mode>3): Ditto.
7365 (sse5_maskcmp_uns<mode>3): Ditto.
7366 (sse5_maskcmp_uns2<mode>3): Ditto.
7367 (sse5_pcom_tf<mode>3): Ditto.
7369 * config/i386/predicates.md (sse5_comparison_float_operator):
7370 New predicate to match the comparison operators supported by
7371 the SSE5 com instruction.
7372 (ix86_comparison_int_operator): New predicate to match just the
7373 signed int comparisons.
7374 (ix86_comparison_uns_operator): New predicate to match just the
7375 unsigned int comparisons.
7377 * doc/invoke.texi (-msse5): Add documentation.
7378 (-mfused-madd): Ditto.
7380 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7382 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7384 (x86_64-*-*): Ditto.
7386 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7388 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7389 intrinisics for SSE5.
7391 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7394 * config/i386/mmintrin-common.h: New file, to contain common
7395 instructions between SSE4.1 and SSE5.
7397 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7398 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7399 (gen_regparm_prefix): Ditto.
7401 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7402 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7403 prototype_p to determine if a function is prototyped.
7405 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7407 * c-common.c (c_common_reswords) add the alignof keyword,
7408 with same RID as __alignof and __alignof__
7410 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7412 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7413 * hooks.c (hook_bool_const_int_const_int_true): New function.
7414 * target.h (struct gcc_target): Add can_eliminate field.
7415 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7416 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7417 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7418 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7419 (elim_table): Revise comment.
7420 * system.h (CAN_ELIMINATE): Poison.
7421 * defaults.h (CAN_ELIMINATE): Remove.
7422 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7424 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7425 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7427 (alpha_vms_can_eliminate): Declare as static, change return type to
7429 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7431 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7432 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7433 (arm_can_eliminate): New function.
7435 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7436 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7437 (avr_can_eliminate): Declare as static.
7438 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7440 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7441 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7442 (bfin_can_eliminate): New function.
7444 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7445 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7446 (crx_can_eliminate): New function.
7448 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7449 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7450 (fr30_can_eliminate): New function.
7452 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7453 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7454 (frv_can_eliminate): New function.
7456 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7457 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7458 (h8300_can_eliminate): New function.
7460 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7461 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7462 (i386_can_eliminate): Declare as static, change return type to bool.
7463 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7465 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7466 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7467 (ia64_can_eliminate): New function.
7469 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7470 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7471 (iq2000_can_eliminate): New function.
7473 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7474 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7475 (m32r_can_eliminate): New function.
7477 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7478 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7479 (m68hc11_can_eliminate): New function.
7481 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7482 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7483 (m68k_can_eliminate): New function.
7485 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7486 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7487 (mep_can_eliminate): New function.
7489 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7490 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7491 (mips_can_eliminate): New function.
7493 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7494 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7495 (rs6000_can_eliminate): New function.
7497 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7498 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7499 (s390_can_eliminate): Declare as static.
7500 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7502 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7503 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7504 (score_can_eliminate): New function.
7506 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7507 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7508 (sparc_can_eliminate): Declare as static.
7509 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7511 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7512 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7513 (xstormy16_can_eliminate): New function.
7515 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7516 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7517 (v850_can_eliminate): New function.
7519 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7521 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7522 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7523 (*movdfcc_ext[1234]): Disable for IEEE mode.
7525 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7527 * gimplify.c (prepare_gimple_addressable): New static function.
7528 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7530 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7531 manually fiddling with it.
7533 2009-08-25 Michael Matz <matz@suse.de>
7535 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7536 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7538 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7539 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7540 (do_jump): Split out code for simple binary comparisons into ...
7541 (do_jump_1): ... this, taking the individual operands and code.
7542 Change callers to helper function above accordingly.
7543 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7546 2009-08-25 Michael Matz <matz@suse.de>
7548 * expr.h (struct separate_ops, sepops): New type for passing
7549 around an exploded simple expression.
7550 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7551 Use this structure instead of expression tree.
7552 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7553 expression, only its type.
7554 (expand_vec_cond_expr): Take type and individual operands instead
7556 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7557 expand_vec_shift_expr): Change prototype accordingly.
7558 * tree-vect-stmts.c (vectorizable_condition): Change call of
7559 expand_vec_cond_expr_p to pass only type.
7560 * expr.c (do_store_flags): Change prototype and implementation
7561 to take an exploded expression.
7562 (expand_expr_real_1): New local ops initialized with details
7563 of the full expression. Use it instead of full
7564 expression in calls to do_store_flags, expand_vec_cond_expr,
7565 expand_widen_pattern_expr and expand_vec_shift_expr.
7567 2009-08-25 Michael Matz <matz@suse.de>
7569 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7570 treeop2 initialized with first three operands of the full expression.
7571 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7573 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7575 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7576 (__gthread_objc_condition_allocate): Mark arguments as unused.
7577 (__gthread_objc_condition_deallocate): Likewise.
7578 (__gthread_objc_condition_wait): Likewise.
7579 (__gthread_objc_condition_broadcast): Likewise.
7580 (__gthread_objc_condition_signal): Likewise.
7581 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7582 (__gthread_objc_thread_id): Likewise.
7584 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7587 * tree-pretty-print.c (print_call_name): Print the correct call name
7588 for procedure pointer components.
7590 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7592 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7593 default_promote_function_mode when not VMS.
7595 2009-08-24 Olivier Hainque <hainque@adacore.com>
7597 * convert.c (convert_to_integer): Don't assume an input pointer is
7598 POINTER_SIZE wide. Fetch from the type instead.
7600 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7602 * configure.ac (AC_PREREQ): Bump to 2.64.
7604 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7606 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7607 (process_command): Don't search standard_exec_prefix_1 and
7608 standard_exec_prefix_2.
7610 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7612 * config/arm/arm.c (output_return_instruction): Handle for
7615 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7617 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7619 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7621 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7622 (*arm_movdf_vfp): Likewise.
7624 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7626 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7627 (vashr<mode>3): Rename from ashr<mode>3.
7628 (vlshr<mode>3): Rename from lshr<mode>3.
7630 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7633 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7634 (check_format_info_main): Use scalar_identify_flag.
7635 (check_format_types): Check for scalar size identity if
7636 scalar_identify_flag is set.
7637 (printf_length_specs): Extend by new field.
7638 (asm_fprintf_length_specs): Likewise.
7639 (gcc_diag_length_specs): Likewise.
7640 (scanf_length_specs): Likewise.
7641 (strfmon_length_specs): Likewise.
7642 (gcc_gfc_length_specs): Likewise.
7643 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7644 (ms_printf_flag_specs): Likewise.
7645 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7647 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7650 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7651 (*call_value_pop_1): Ditto.
7652 (*sibcall_pop_1): New insn pattern.
7653 (*sibcall_value_pop_1): Ditto.
7655 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7658 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7661 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7664 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7665 (get_reg_use_in): New function.
7666 (forward_propagate_subreg): Propagate through subreg of zero_extend
7669 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7671 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7672 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7674 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7676 * configure.ac: Remove --with-datarootdir, --with-docdir,
7677 --with-htmldir switches. No need to call AC_SUBST for
7678 datarootdir, docdir, htmldir any more.
7679 * configure: Regenerate.
7680 * doc/install.texi (Configuration): Document --datarootdir,
7681 --docdir, --htmldir, --pdfdir; update documentation for
7682 --infodir, --mandir.
7683 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7686 * aclocal.m4: Regenerate.
7687 * config.in: Regenerate.
7688 * configure: Regenerate.
7690 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7691 Olivier Hainque <hainque@adacore.com>
7693 * config/ia64/ia64.c: Include libfuncs.h.
7694 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7695 (ia64_expand_call): Use reg 25 on VMS.
7696 (ia64_initialize_trampoline): Fix for VMS ABI.
7697 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7698 (ia64_function_arg): Initialize reg 25 on VMS.
7699 Fix OpenVMS ABI issues for varargs.
7700 For OpenVMS, emit the Argument Information register set in the
7701 incoming/sibcall case as well.
7702 (ia64_arg_type): New function.
7703 (ia64_function_arg_advance): Keep track of cum->words.
7704 Fix OpenVMS ABI issues for varargs.
7705 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7706 (ia64_override_options): Set flag_no_common on VMS.
7707 (ia64_init_builtins): Disable FWRITE builtin.
7708 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7709 (ia64_vms_init_libfuncs): Add decc$ routines.
7710 (ia64_vms_valid_pointer_mode): New function.
7711 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7712 (ia64_promote_function_mode): New function
7713 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7714 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7715 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7716 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7717 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7718 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7719 Suppress trailing '#' if VALUE is numeric.
7720 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7721 ia64_promote_function_mode.
7722 (TARGET_VALID_POINTER_MODE): Define.
7724 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7727 * config/rs6000/rs6000.c (rs6000_override_options): Use
7728 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7731 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7732 reporting of vector + decimal/boolean/complex error.
7734 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7736 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7737 __vector double TYPE_DECL.
7739 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7741 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7742 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7743 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7744 to pointer to enum machine_mode. Update all callers as needed.
7746 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7748 * config/alpha/alpha.md (exception_receiver): Emit alternative
7749 GP load sequence if flag_reorder_blocks_and_partition is set.
7750 (*exception_receiver_2): Also enable when
7751 flag_reorder_blocks_and_partition is set.
7753 2009-08-20 Matt Rice <ratmice@gmail.com>
7754 Diego Novillo <dnovillo@google.com>
7756 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7759 2009-08-20 Richard Guenther <rguenther@suse.de>
7761 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7762 * c-tree.h (c_dup_lang_specific_decl): Remove.
7763 (struct lang_decl, struct lang_type): Move definitions ...
7764 * c-lang.h: ... here. New file.
7765 * c-decl.c: Include c-lang.h.
7766 (c_dup_lang_specific_decl): Remove.
7767 * c-typeck.c: Include c-lang.h.
7768 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7769 (c-typeck.o): Likewise.
7770 * c-config-lang.in (gtfiles): Add c-lang.h.
7771 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7774 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7776 * config/alpha/alpha.c (alpha_end_function): Do not clear
7777 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7778 this is now handled in generic code.
7780 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7782 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7783 (s390_z10_fix_long_loop_prediction): New function.
7784 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7785 (s390_reorg): Walk over the INSNs and invoke
7786 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7788 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7790 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7791 "*brx_64bit", "*brx_31bit"): New patterns.
7792 * config/s390/s390.c ('E'): New output modifier.
7794 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7795 Richard Earnshaw <richard.earnshaw@arm.com>
7797 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7798 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7800 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7802 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7804 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7805 for mode mode of operand0 when doing secondary reload for SAR.
7807 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7810 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7811 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7813 2009-08-19 Jason Merrill <jason@redhat.com>
7815 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7816 supported template depth in C++0x.
7818 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7820 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7821 free_after_compilation.
7822 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7823 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7824 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7825 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7826 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7827 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7828 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7830 2009-08-19 Ian Lance Taylor <iant@google.com>
7832 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7833 of (plus (mult (neg B) C) A).
7835 2009-08-18 Michael Matz <matz@suse.de>
7837 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7838 instead of comparing TYPE_MAIN_VARIANT for equality.
7839 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7840 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7841 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7842 * gimplify.c (goa_lhs_expr_p): Ditto and use
7843 STRIP_USELESS_TYPE_CONVERSION.
7845 2009-08-18 Michael Matz <matz@suse.de>
7847 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7848 first field in a struct.
7849 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7851 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7853 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7854 locators before emit_insn is called. Remove assert that
7856 (alpha_end_function): Clear crtl->emit structure and free insn
7857 locators if cfun->is_thunk is true.
7859 2009-08-18 Jason Merrill <jason@redhat.com>
7861 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7863 * configure.ac: Test for it.
7864 * configure, config.in: Regenerate.
7865 * doc/install.texi: Document --enable-gnu-unique-object.
7867 2009-08-18 Richard Guenther <rguenther@suse.de>
7870 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7871 pow(x,y*z) only if x is nonnegative.
7873 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7875 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7879 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7880 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7882 2009-08-17 DJ Delorie <dj@redhat.com>
7884 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7885 * config/m32c/prologue.md (epilogue_freit): New.
7887 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7888 (bank_switch_p): Likewise.
7889 (fast_interrupt_p): Likewise.
7890 (interrupt_p): Likewise.
7891 (m32c_conditional_register_usage): Round memregs size up.
7892 (need_to_save): We only need to save $a0 when we use ENTER.
7893 (interrupt_p): Check for fast_interrupt too.
7894 (bank_switch_p): New.
7895 (fast_interrupt_p): New.
7896 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7897 (m32c_emit_prolog): Support bank switching and fast interrupts.
7898 * doc/extend.texi (Function Attributes): Add bank_switch and
7901 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7903 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7904 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7906 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7908 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7909 (menu): Add IA-64/VMS Options.
7910 (IA-64/VMS Options): Likewise.
7912 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7915 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7917 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7919 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7920 (mips_pop_asm_switch): Likewise.
7921 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7923 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7924 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7925 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7926 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7927 instead of set_noreorder.
7928 (mips_output_function_prologue): Use the new functions.
7929 (mips_output_function_epilogue): Likewise.
7930 (mips_need_noat_wrapper_p): New function, split out from...
7931 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7932 Use mips_push_asm_switch and mips_pop_asm_switch.
7933 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7934 and mips_pop_asm_switch.
7935 (ASM_OUTPUT_REG_POP): Likewise.
7936 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7937 Use mips_pop_asm_switch.
7938 (mips_asm_switch): New structure.
7939 (set_noreorder, set_nomacro): Replace with...
7940 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7941 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7942 instead of set_nomacro.
7943 (fix_truncsfsi2_macro): Likewise.
7944 (cprestore): Likewise.
7945 (hazard): Use mips_noreorder instead of set_noreorder.
7946 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7948 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7950 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7951 from prev_active_insn.
7953 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7955 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7956 * config/avr/avr.c (avr_override_options): Initialize
7957 avr_current_arch variable.
7958 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7959 __AVR_HAVE_16BIT_SP__ according to the device type.
7960 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7962 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7963 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7965 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7968 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7969 generating inlined subroutine die only. We shouldn't be
7970 called for anything else.
7971 (gen_block_die): Don't generate inline subroutine debug info for
7974 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7976 * graphite-poly.c (print_pbb): Print PBB index.
7978 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7981 * graphite-interchange.c (ppl_max_for_le): Moved...
7982 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7983 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7984 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7985 * graphite-ppl.h (ppl_max_for_le): Declared.
7987 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7989 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7990 supported on all platforms.
7991 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7992 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7993 * c-pragma.c: Likewise.
7994 * target-def.h (TARGET_INITIALIZER): Remove
7995 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7996 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7998 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8000 * config/ia64/fde-vms.c: New file.
8001 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8002 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8003 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8004 (uw_frame_state_for): Only register a personality routine if it is
8005 known to be compatible with our expectations.
8006 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8007 Declare unw_table_entry stack variable and
8008 mod all calls to _Unwind_FindTableEntry to add arg.
8009 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8010 (_Unwind_FindTableEntry): Add arg to prototype.
8012 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8014 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8015 field 'signal_pfs_loc'.
8016 (uw_frame_state_for): Remove duplicate code dealing with leaf
8017 procedures without unwind info.
8018 If in the frame after unwinding through a signal handler, restore
8019 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8020 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8021 'pfs_loc' to the AR.PFS location in the signal context; instead
8022 set 'signal_pfs_loc'.
8023 Manually generate the unwind info for the AR.PFS register.
8024 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8025 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8026 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8027 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8028 instead set 'signal_pfs_loc'.
8029 Remove code preventing the AR.PFS register from being restored
8030 from the signal context.
8032 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8033 Tristan Gingold <gingold@adacore.com>
8035 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8036 * config/ia64/t-vms: New file.
8037 * config/ia64/vms64.h: New file.
8038 * config/ia64/vms.h: New file.
8039 * config/ia64/vms-crtinit.asm: New file.
8040 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8041 * config/ia64/vms-unwind.h: New file.
8043 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8045 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8048 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8051 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8053 * real.h (do_mpc_arg2): ... here.
8054 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8057 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8059 * final.c (add_debug_prefix_map): Don't use GC memory for
8060 old_prefix and new_prefix.
8062 2009-08-14 Richard Guenther <rguenther@suse.de>
8064 * ipa-prop.c (compute_complex_pass_through): If we cannot
8065 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8067 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8069 * c-lex.c (c_lex_with_flags): Increase size of local variable
8070 to avoid memory clobber.
8072 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8075 * config/i386/i386.c (ix86_fp_comparison_strategy):
8076 Only enable/disable sahf at function granularity.
8078 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8080 PR rtl-optimization/41064
8081 * reload1.c (reload_as_needed): Don't call extract_insn
8082 for known invalid replacements after calling
8083 validate_replace_rtx_group and verify_changes.
8085 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8088 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8089 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8090 ix86_expand_fp_vcond.
8091 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8092 Assert that operation is supported by ix86_expand_int_vcond.
8093 (vcondu<SSEMODE124C8:mode>): Ditto.
8095 2009-08-13 DJ Delorie <dj@redhat.com>
8097 * config/i386/djgpp-stdint.h: New.
8098 * config.gcc (djgpp): Use it.
8100 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8102 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8103 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8105 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8107 * tree-ssa-loop-prefetch.c
8108 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8109 for long-stride pruning.
8110 (compute_miss_rate): New function to compute the probability
8111 that two memory references access different cache lines.
8113 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8115 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8117 2009-08-13 Richard Guenther <rguenther@suse.de>
8120 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8121 use the constant pointer type.
8122 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8123 of CV qualifiers on the target pointer type.
8124 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8125 conversion check before restrict check.
8127 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8130 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8132 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8134 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8136 2009-08-12 Richard Guenther <rguenther@suse.de>
8138 PR tree-optimization/41011
8139 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8140 and reference constructing.
8142 2009-08-12 Xinliang David Li <davidxl@google.com>
8144 PR tree-optimization/41012
8145 * tree-flow.h : New external interface.
8146 * gimple-low.c (check_call_arg): Change to public function.
8147 Remove argument mismatch check in lowering.
8148 * tree-inline.h (tree_can_inline_p): Interface change.
8149 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8151 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8152 Call change to tree_can_inline_p function.
8153 (cgraph_decide_inlining_incrementally): Ditto.
8155 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8157 PR tree-optimization/41031
8158 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8159 on the partition variable rather than promote_mode on the source
8160 type. Assert that the partition variable's type has the same
8161 mode as the source value's.
8163 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8165 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8166 for for_return == 2.
8167 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8169 * calls.c (expand_call): Fix typo.
8170 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8172 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8174 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8175 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8176 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8177 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8179 2009-08-12 Andrew Haley <aph@redhat.com>
8181 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8183 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8186 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8188 2009-08-12 Richard Guenther <rguenther@suse.de>
8190 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8191 * gimplify.c (gimplify_modify_expr): Do not use
8192 lang_hooks.types_compatible_p.
8193 * tree-ssa.c (useless_type_conversion_p): For aggregates
8194 just return false if the canonical types differ.
8196 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8199 * sese.c (convert_for_phi_arg): New.
8200 (add_guard_exit_phis): Use convert_for_phi_arg.
8202 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8204 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8205 unknown subscript upper bounds.
8207 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8208 Pranav Garg <pranav.garg2107@gmail.com>
8210 * graphite-interchange.c (gather_access_strides): Removed.
8211 (ppl_max_for_le): New.
8212 (build_linearized_memory_access): New.
8213 (memory_stride_in_loop): New.
8214 (pbb_interchange_profitable_p): Reimplemented.
8215 * graphite-ppl.h (ppl_new_id_map): New.
8216 (ppl_interchange): New.
8218 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8220 * graphite-interchange.c (compute_subscript): Removed.
8221 (compute_array_size_cstr): Removed.
8222 (compute_array_size_poly): Removed.
8223 (compute_array_size): Removed.
8224 (gather_access_strides_poly): Removed.
8225 (gather_access_strides): Empty.
8227 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8229 * graphite-dependences.c (dependence_polyhedron_1): Replace
8230 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8231 (graphite_legal_transform_dr): Same.
8232 (graphite_carried_dependence_level_k): Same.
8233 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8234 Initialize PDR_NB_SUBSCRIPTS.
8235 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8237 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8238 (PDR_NB_SUBSCRIPTS): New.
8239 (pdr_nb_subscripts): Removed.
8240 (pdr_dim): Simplified.
8241 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8242 with PDR_NB_SUBSCRIPTS.
8244 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8246 * graphite-interchange.c (compute_array_size): Remove use of
8248 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8249 Do not initialize PDR_DATA_CONTAINER.
8250 (print_pdr): Do not print PDR_DATA_CONTAINER.
8251 * graphite-poly.h (struct poly_dr): Remove data_container field.
8252 (PDR_DATA_CONTAINER): Removed.
8253 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8255 (build_poly_dr): Same.
8257 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8258 Sebastian Pop <sebastian.pop@amd.com>
8260 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8261 copy of the dependence polyhedron. Free the temporary objects.
8262 (graphite_carried_dependence_level_k): Free unused objects before
8265 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8267 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8268 Early return without analyzing the data dependences if no
8269 transform has been done. Call restore_scattering if the transform
8271 (graphite-interchange.c): Same.
8272 * graphite-poly.c (print_scattering_function): Test for
8274 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8275 (apply_poly_transforms): Do not gcc_assert that
8276 the transform is legal.
8277 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8278 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8279 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8280 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8281 * graphite-poly.h (struct poly_scattering): New.
8282 (struct poly_bb): Add original, transformed, and saved fields.
8283 Remove transformed_scattering, original_scattering,
8284 nb_local_variables and nb_scattering_transform fields.
8285 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8286 (poly_scattering_new): New.
8287 (poly_scattering_free): New.
8288 (poly_scattering_copy): New.
8289 (store_scattering_pbb): New.
8290 (store_scattering): New.
8291 (restore_scattering_pbb): New.
8292 (restore_scattering): New.
8293 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8294 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8296 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8298 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8301 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8303 * Makefile.in (graphite.o): Depends on PREDICT_H.
8304 * graphite.c: Include predict.h.
8305 (graphite_finalize): Call tree_estimate_probability.
8306 * predict.c (predict_loops): Do not call scev_initialize and
8308 (tree_estimate_probability_bb): New.
8309 (tree_estimate_probability): Do not initialize loops: move that
8310 code to the driver. Call tree_estimate_probability_bb.
8311 (tree_estimate_probability_driver): New.
8312 (pass_profile): Use tree_estimate_probability_driver.
8313 * predict.h (tree_estimate_probability): Declared.
8315 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8317 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8318 * graphite-dependences.c (graphite_legal_transform): Add time to
8319 TV_GRAPHITE_DATA_DEPS.
8320 (dependency_between_pbbs_p): Same.
8321 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8323 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8325 PR rtl-optimization/41033
8326 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8327 aliasing is disabled.
8329 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8331 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8332 si_mask_operand, and_load_operand, low_bitmask_operand,
8333 and_reg_operand, and_operand): New predicates.
8334 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8335 * config/mips/mips.c (and_operands_ok): New function.
8336 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8337 * config/mips/mips.md (move_type): Add ext_ins and logical.
8338 (type): Handle them.
8339 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8340 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8341 shift_shift. Remove commutative constraint modifier.
8342 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8344 (*clear_upper32_dext): Remove define_insn_and_split.
8345 (*clear_upper32): Turn this define_insn_and_split ...
8346 (splitter for ANDing register with 0xffff_ffff): .. into this.
8348 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8350 * combine.c (try_widen_shift_mode): Factor out code to check if an
8351 integer constant is a low-order bitmask from here ...
8352 * rtlanal.c (low_bitmask_len): ... to here.
8353 * rtl.h (low_bitmask_len): Declare.
8355 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8358 * config/alpha/alpha.md (addsi3): Remove expander.
8359 (addsi3): Rename from *addsi3_internal insn pattern.
8360 (subsi3): Remove expander.
8361 (subsi3): Rename from *subsi3_internal insn pattern.
8363 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8365 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8368 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8369 Eric Botcazou <botcazou@adacore.com>
8370 Douglas B Rupp <rupp@gnat.com>
8372 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8373 that records that fit in 64 bits are returned by immediate value,
8374 as required by OpenVMS Calling Standard.
8375 (function_value): Adjust for above modification.
8376 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8377 virtual_incoming_args_rtx as base object, not next_arg.
8378 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8380 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8382 * reload.c (find_reloads_subreg_address): Check the original
8383 req_equiv_mem address to detect the case where an address is
8384 not valid in the outer mode.
8386 2009-08-11 Richard Guenther <rguenther@suse.de>
8389 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8391 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8393 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8394 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8396 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8397 Douglas B Rupp <rupp@gnat.com>
8399 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8400 PT_STACK when frame_pointer_needed on OpenVMS.
8401 (alpha_pv_save_size, alpha_using_fp): Remove.
8402 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8403 with proper processing for PT_NULL.
8404 (alpha_vms_initial_elimination_offset): New function. Support for
8405 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8406 (alpha_sa_size): Force procedure type to PT_STACK when
8407 frame_pointer_needed on OpenVMS.
8408 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8409 (alpha_using_fp): Likewise.
8410 (alpha_vms_can_eliminate): Add prototype.
8411 (alpha_vms_initial_elimination_offset): Likewise.
8412 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8413 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8415 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8416 Douglas B Rupp <rupp@gnat.com>
8418 * config/alpha/alpha.c (common_object_handler): New function.
8419 (vms_attribute_table): Declare a single attribute "common_object".
8420 (vms_output_aligned_decl_common): New global function.
8421 (SECTION_VMS_OVERLAY): Delete.
8422 (SECTION_VMS_GLOBAL): Likewise.
8423 (SECTION_VMS_INITIALIZE): Likewise.
8424 (vms_asm_named_section): Remove support for above flags.
8425 (vms_section_type_flags): Delete.
8426 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8427 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8428 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8429 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8431 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8434 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8435 (sub_ddmmss): Likewise.
8437 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8440 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8443 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8446 * reload1.c (reload_as_needed): Use cancel_changes to completely
8447 undo a failed replacement attempt.
8449 2009-08-10 Richard Guenther <rguenther@suse.de>
8452 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8453 (useless_type_conversion_p): ... here. Require pointer targets
8456 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8459 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8460 loose the original type of the statement list.
8462 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8464 * config/alpha/alpha.c: Include libfuncs.h
8465 (avms_asm_output_extern): New function.
8466 (alpha_init_libfuncs): Init some decc libfuncs.
8467 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8468 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8469 (DO_CRTL_NAMES): Define.
8471 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8472 (LONG_TYPE_SIZE): Define.
8473 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8474 (SUBTARGET_SWITCHES): Define malloc64 switch.
8475 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8476 (MASK_RETURN_ADDR): Define.
8477 doc/invoke.texi (mmalloc64): Document switch.
8479 2009-08-09 Olivier Hainque <hainque@adacore.com>
8480 Douglas B Rupp <rupp@gnat.com>
8482 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8483 uses_condition_handler.
8484 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8485 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8486 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8487 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8488 (code_for_builtin): New insn codes for the new alpha_builtins.
8489 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8490 (alpha_sa_size): Account for uses_condition_handler.
8491 (alpha_expand_prologue): Likewise.
8492 (alpha_start_function): Likewise.
8493 (alpha_expand_epilogue): Likewise.
8494 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8495 establish/revert expanders.
8496 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8497 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8498 New expander, resorting to the alpha.c associated function.
8499 (builtin_revert_vms_condition_handler): Likewise.
8500 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8501 __gcc_shell_handler, the static VMS condition handler used as
8502 an indirection wrapper to the current dynamically established
8504 * config/alpha/vms-unwind.h: Complete rewrite.
8505 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8506 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8508 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8509 Douglas B Rupp <rupp@gnat.com>
8511 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8512 (alpha_need_linkage): Handle aliases. Return function symbol.
8513 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8514 Use ultimate alias target for the linkage name.
8515 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8516 by alpha_need_linkage for the function symbol.
8517 (setmemdi): Likewise.
8519 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8521 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8522 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8523 (ASM_WEAKEN_LABEL): Define.
8524 (CRT_CALL_STATIC_FUNCTION): Define.
8525 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8526 (ENDFILE_SPEC): Define.
8527 (INIT_SECTION_ASM_OP): Define.
8528 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8529 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8531 (MULTILIB_OSDIRNAMES): Define.
8532 (shlib_version): Define.
8533 (SHLIB_EXT): Define.
8534 (SHLIB_OBJS): Define.
8535 (SHLIB_NAME): Define.
8536 (SHLIB_MULTILIB): Define.
8537 (SHLIB_INSTALL): Define.
8538 (SHLIB_SYMVEC): Define.
8539 (SHLIB_SYMVECX2): Define.
8540 (SHLIB_LINK): Define.
8542 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8544 * config/alpha/alpha.c (alpha_initialize_trampoline):
8545 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8546 (alpha_start_function): Emit transfer address on nested functions
8547 for VMS trampoline call.
8548 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8549 since no longer used.
8550 * config/alpha/vms-tramp.asm: Remove.
8551 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8552 since now only data initialized at runtime.
8554 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8556 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8557 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8558 (MD_EXEC_PREFIX): Remove, no longer used.
8559 (MD_STARTFILE_PREFIX): Likewise.
8560 (INCLUDE_DEFAULTS): Likewise.
8561 * config/alpha/t-vms:
8562 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8564 2009-08-09 Richard Guenther <rguenther@suse.de>
8566 PR tree-optimization/41016
8567 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8568 (operand_precision): Remove.
8569 (integral_operand_p): Likewise.
8570 (recognize_single_bit_test): Adjust.
8572 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8574 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8575 operation overflows. Likewise non-cast unary arithmetic.
8576 If one arm of a conditional expression is always taken,
8577 inhibit evaluation warnings for the other arm. Likewise inhibit
8578 evaluation warnings for the second && or || operand if the first
8579 operand is enough to determine the result.
8580 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8582 (build_binary_op): Prevent duplicate evaluation warnings.
8584 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8586 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8587 and destination have different modes, Use promote_mode to
8588 determine the signedness of the conversion. Assert that the
8589 promoted source mode matches the destination mode. Don't pass
8590 the destination and destination mode to expand_expr if the source
8591 mode is different. Simplify conversion logic.
8593 2009-08-09 Ira Rosen <irar@il.ibm.com>
8595 PR tree-optimization/41008
8596 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8597 from condition only in case it's a comparison. Adjust checks.
8599 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8601 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8602 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8603 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8604 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8605 (dump_cand): Handle them.
8606 (struct iv_cand): New members COST_STEP and AINC_USE.
8607 (stmt_after_increment): Likewise.
8608 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8609 callers changed. Use gimple_uid comparison instead of scanning.
8610 (add_candidate_1): When looking for identical candidates, take
8611 AINC_USE into account. Set it for new candidates.
8612 (force_expr_to_var_cost): Cast target_spill_cost to int.
8613 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8614 All callers changed. Check for availability of autoinc addressing
8615 modes, both in general for a given mode, and in the specific use case.
8616 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8618 (get_computation_cost): Likewise.
8619 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8620 add_autoinc_candidates): New static functions.
8621 (add_candidate): Call add_autoinc_candidates for candidates based on
8623 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8624 (determine_use_iv_cost_address): If we have an autoinc candidate at
8625 the matching use, verify autoinc is possible and subtract the cost
8626 of the candidate's step from the cost.
8627 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8628 member of the candidate.
8629 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8630 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8632 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8634 * config.build (ia64-hp-*vms*): New target.
8635 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8637 * config.gcc (ia64-hp-*vms*): New target.
8638 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8640 * config.host (ia64-hp-*vms*): New target.
8641 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8644 2009-08-08 Richard Guenther <rguenther@suse.de>
8646 PR tree-optimization/40991
8647 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8649 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8651 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8652 mode check. Do truncations in an integer mode.
8653 (force_to_mode): Handle subregs for all mode types. Only do
8654 arithmetic simplifications on integer modes.
8656 2009-08-07 Richard Guenther <rguenther@suse.de>
8658 PR tree-optimization/40999
8659 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8660 (maybe_fold_reference): Lookup constant initializers.
8661 (fold_gimple_assign): Likewise.
8663 2009-08-07 Richard Guenther <rguenther@suse.de>
8665 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8666 that require structural equality defer to the langhook.
8668 2009-08-07 Martin Jambor <mjambor@suse.cz>
8670 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8672 (struct ipa_pass_through_data): New type.
8673 (struct ipa_ancestor_jf_data): New type.
8674 (union jump_func_value): Removed field formal_id, added fields
8675 pass_through and ancestor.
8676 (struct ipa_param_call_note): Changed type of formal_id to int from
8678 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8679 operations jump functions and ancestor jump functions.
8680 (compute_complex_pass_through): New function.
8681 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8682 reflect changes in the jump function strucutre.
8683 (update_jump_functions_after_inlining): Ignore complex pass-through
8684 and ancestor jump functions.
8685 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8686 polynomial pass-through with operation jump functions.
8688 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8690 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8691 fde->dw_fde_begin as begin label instead of hot/cold label.
8692 Use LLSDAC label instead of LLSDA for second section lsda.
8693 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8694 label instead of LLSDA if it is true.
8695 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8697 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8698 SECTION argument. Use it as index into crtl->eh.call_site_record
8700 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8701 use it to determine how to print table entries instead of using
8702 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8703 label instead of normal begin label as base.
8704 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8705 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8706 ensure no EH range spans between sections and that landing pads
8707 are always in the corresponding section.
8708 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8709 for crtl->eh.call_site_record being an array rather than scalar.
8710 (output_one_function_exception_table): New function, copied
8711 from output_function_exception_table. Adjust
8712 dw2_size_of_call_site_table, dw2_output_call_site_table
8713 callers. For SECOND section use *C suffixed labels.
8714 (output_function_exception_table): Call
8715 output_one_function_exception_table and, when doing hot/cold
8716 partitioning, also another time for the second section.
8717 * opts.c: Include except.h.
8718 (decode_options): Allow -freorder-blocks-and-partition with
8719 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8720 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8721 * function.h (struct rtl_eh): Change call_site_record from
8722 scalar into array of 2 elements.
8724 2009-08-07 Martin Jambor <mjambor@suse.cz>
8726 * ipa-prop.c (count_formal_params_1): New function.
8727 (ipa_get_vector_of_formal_parms): New function.
8728 (get_vector_of_formal_parm_types): New function.
8729 (ipa_modify_formal_parameters): New function.
8730 (ipa_modify_call_arguments): New function.
8731 (index_in_adjustments_multiple_times_p): New function.
8732 (ipa_combine_adjustments): New function.
8733 (ipa_dump_param_adjustments): New function.
8734 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8735 (ipa_get_vector_of_formal_parms): Declare.
8736 (ipa_modify_formal_parameters): Declare.
8737 (ipa_modify_call_arguments): Declare.
8738 (ipa_combine_adjustments): Declare.
8739 (ipa_dump_param_adjustments): Declare.
8740 (build_ref_for_offset): Declare.
8741 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8742 * tree-sra.c: Include ipa-prop.c.
8743 (build_ref_for_offset): Make public.
8745 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8747 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8749 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8751 * gcc/doc/extend.texi (__builtin_extract_return_address)
8752 (__builtin_frob_return_address): Document.
8754 2009-08-06 Paul Brook <paul@codesourcery.com>
8756 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8757 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8758 implementation on ARMv6-M.
8760 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8762 * doc/extend.texi (pcs): Document new attribute for ARM.
8764 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8766 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8769 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8771 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8774 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8776 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8778 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8780 Merge ARM/hard_vfp_branch to trunk.
8782 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8784 * arm.c (libcall_eq): New function.
8785 (libcall_hash): New function.
8786 (add_libcall): New function.
8787 (arm_libcall_uses_aapcs_base): New function.
8788 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8789 libcalls using the base PCS.
8790 (arm_init_cumulative_args): Likewise.
8792 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8794 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8795 Use base ABI for conversion libfuncs between HFmode and SFmode.
8797 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8799 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8800 V4SImode as representatives of all 64-bit and 128-bit vector
8801 types. Allow vector types without vector modes.
8802 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8803 without vector modes like BLKmode.
8804 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8805 BLKmode. Avoid unsupported vector modes or TImode moves for
8807 (aapcs_vfp_allocate_return_reg): Likewise.
8808 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8809 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8811 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8813 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8814 (arm_get_pcs_model): Pass attribute arguments to
8815 arm_pcs_from_attribute.
8816 (arm_init_cumulative_args): Use base AAPCS for conversions from
8817 floating-point types to DImode.
8818 (arm_attribute_table): Add pcs attribute.
8819 (arm_handle_pcs_attribute): New.
8820 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8821 conversions from floating-point types to DImode, also declare them
8822 to use base AAPCS and declare functions they call to use base
8823 AAPCS and their RTABI names.
8825 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8827 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8828 -mfloat-abi=hard not being supported for VFP.
8830 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8832 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8833 SYMBOL_REF to hard_libcall_value.
8835 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8836 Richard Earnshaw <rearnsha@arm.com>
8838 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8839 has been put on the stack, all remaining co-processory arguments for
8840 that co-processor also go on the stack.
8842 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8844 * config/arm/arm.c (arm_return_in_memory): Handle returning
8845 vectors of suitable size in registers also for AAPCS case.
8847 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8849 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8851 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8853 ARM Hard-VFP calling convention
8854 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8855 * target.h (gcc_target): Add libcall_value to table of call hooks.
8856 * targhooks.h (default_libcall_value): Default implementation.
8857 * targhooks.c (default_libcall_value): Likewise.
8858 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8859 * optabs.c (expand_unop): Use it.
8860 * expr.h (hard_libcall_value): Pass the function RTX through.
8861 * calls.c (emit_library_call_value_1): Update call to
8863 * explow.c (hard_libcall_value): Use new target hook.
8864 * testsuite/lib/target-supports.exp
8865 (check_effective_target_arm_hard_vfp_ok): New hook.
8866 (check_effective_target_arm_neon_ok): Improve test for neon
8868 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8869 * config/arm/arm.c: Include cgraph.h
8870 (TARGET_FUNCTION_VALUE): Override default hook.
8871 (arm_pcs_default): New variable.
8872 (arm_override_options): Don't fault hard calling convention with VFP.
8873 Add support for AAPCS variants.
8874 (arm_function_value): Make static. Handle AAPCS variants.
8875 (arm_libcall_value): New function.
8876 (arm_apply_result_size): Handle VFP registers in results.
8877 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8879 (pcs_attribute_args): New variable.
8880 (arm_pcs_from_attribute): New function.
8881 (arm_get_pcs_model): New function.
8882 (aapcs_vfp_cum_init): New function.
8883 (aapcs_vfp_sub_candidate): New function.
8884 (aapcs_vfp_is_return_candidate): New function.
8885 (aapcs_vfp_is_call_candidate): New function.
8886 (aapcs_vfp_allocate): New function.
8887 (aapcs_vfp_allocate_return_reg): New function.
8888 (aapcs_vfp_advance): New function.
8889 (aapcs_cp_arg_layout): New variable.
8890 (aapcs_select_call_coproc): New function.
8891 (aapcs_select_return_coproc): New function.
8892 (aapcs_allocate_return_reg): New function.
8893 (aapcs_libcall_value): New function.
8894 (aapcs_layout_arg): New function.
8895 (arm_init_cumulative_args): Initialize AAPCS args data.
8896 (arm_function_arg): Handle AAPCS variants using new interface.
8897 (arm_arg_parital_bytes): Likewise.
8898 (arm_function_arg_advance): New function.
8899 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8900 calling conventions.
8901 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8902 * arm.h (NUM_VFP_ARG_REGS): Define.
8903 (LIBCALL_VALUE): Update.
8904 (FUNCTION_VALUE): Delete.
8905 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8906 (arm_pcs): New enum.
8907 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8908 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8909 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8910 * arm-protos.h (arm_function_arg_advance): Add.
8911 (aapcs_libcall_value): Add.
8912 (arm_function_value): Delete.
8914 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8915 H.J. Lu <hongjiu.lu@intel.com>
8918 * config/i386/i386.c (standard_sse_mode_p): Remove.
8919 (standard_sse_constant_p): Return 2 for integer mode
8920 vector_all_ones_operand when SSE2 is enabled.
8921 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8922 (ix86_expand_vector_move): Do not check for negative values from
8923 standard_sse_constant_p.
8925 2009-08-06 Richard Guenther <rguenther@suse.de>
8927 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8928 array type comparisons frontend independent.
8929 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8930 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8931 out array reference lower bound and element size operands.
8932 (ao_ref_init_from_vn_reference): Properly compute the offset
8933 for ARRAY_RANGE_REF.
8934 (vn_reference_fold_indirect): Fill out array reference lower
8935 bound and element size operands.
8936 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8937 a non gimple valued reference operand which can happen for
8938 array reference lower bound or element size.
8939 (create_component_ref_by_pieces_1): Properly generate the
8940 element size operand for array references.
8942 2009-08-06 Richard Guenther <rguenther@suse.de>
8944 PR tree-optimization/40964
8945 * tree.c (iterative_hash_host_wide_int): Export.
8946 * tree.h (iterative_hash_host_wide_int): Declare.
8947 * tree-ssa-structalias.c (heapvar_map): New struct.
8948 (heapvar_map_eq): New function.
8949 (heapvar_map_hash): Likewise.
8950 (heapvar_lookup): Adjust.
8951 (heapvar_insert): Likewise.
8952 (make_constraint_from_heapvar): Allow multiple heap variables
8953 per decl at different offsets.
8954 (init_alias_heapvars): Adjust.
8956 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8958 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8959 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8960 trailing sync if TARGET_SYNC_AFTER_SC.
8962 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8964 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8965 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8966 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8967 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8968 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8969 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8970 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8971 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8972 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8973 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8974 the prototype declaration match the definition.
8975 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8976 instructions explicitly. Add barrier_before and operands
8978 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8979 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8980 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8981 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8982 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8983 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8985 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8987 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8989 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8990 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8993 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8996 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8998 PR rtl-optimization/40924
8999 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9000 make sure canon_rtx (mem_address) isn't simpler than
9001 canon_rtx (expanded_mem_address).
9003 2009-08-05 Li Feng <nemokingdom@gmail.com>
9005 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9007 (build_scop_drs): Build alias set for each SCoP.
9009 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9011 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9012 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9013 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9014 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9015 (BASE_DRIVER_SELF_SPECS): Likewise.
9017 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9019 * tree-ssa-alias.c: Fix some comment typos.
9021 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9023 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9024 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9026 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9029 * simplify-rtx.c (simplify_binary_operation_1): Disable
9030 simplifications for decimal float operations.
9032 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9035 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9036 operand of INDIRECT_REF.
9038 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9040 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9041 constants referencing TLS symbols.
9043 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9045 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9046 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9048 2009-08-03 Richard Guenther <rguenther@suse.de>
9050 * tree.c (make_vector_type): Build a main variant first,
9051 get the canonical one and then build the variant.
9052 * tree-ssa.c (useless_type_conversion_p_1): Handle
9054 (useless_type_conversion_p): Conversions to pointers to
9055 incomplete record types are useless.
9057 2009-08-03 Richard Guenther <rguenther@suse.de>
9059 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9060 file will be created.
9061 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9062 * toplev.c (compile_file): Adjust comment.
9064 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9066 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9067 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9068 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9069 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9070 (sh_promote_function_mode): Fix typo.
9072 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9074 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9076 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9078 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9079 declaration arguments.
9081 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9083 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9084 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9085 (ix86_split_ashl): Ditto.
9086 (ix86_expand_vector_init_one_nonzero): Ditto.
9087 (ix86_expand_vector_set): Ditto.
9088 (ix86_expand_reduc_v4sf): Ditto.
9090 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9092 * explow.c (promote_function_mode): Remove assert.
9093 * config/sh/sh.c (sh_promote_function_mode): Declare.
9095 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9097 * config/pa/pa.c (pa_promote_function_mode): Declare.
9098 Change to static. Fix promote_mode call.
9100 * gthr-dce.h (CONST_CAST2): Define if not defined.
9101 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9103 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9105 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9107 * expr.c (store_constructor): Use promote_decl_mode. Remove
9108 now write-only variable unsignedp.
9109 (expand_expr_real_1): Use promote_decl_mode.
9110 * expr.h (promote_function_mode, promote_decl_mode): New.
9111 (promote_mode): Remove last argument.
9112 * function.c (assign_temp): Drop last argument of promote_mode.
9113 (assign_parm_find_data_types): Use promote_function_mode.
9114 (assign_parm_setup_reg): Likewise.
9115 (expand_function_end): Use promote_function_mode.
9116 * calls.c (initialize_argument_information): Use promote_function_mode.
9117 (precompute_arguments): Use promote_mode instead of checking if
9118 only PROMOTE_FUNCTION_MODE is defined.
9119 (expand_call): When making sibcall decisions, use promote_function_mode.
9120 Below, remove an if for targetm.calls.promote_function_return and
9121 and use promote_function_mode.
9122 (emit_library_call_value_1): Use promote_function_mode, fix bug
9123 where promote_mode was passed FOR_CALL == 0 for a return value in an
9125 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9126 * explow.c (promote_function_mode, promote_decl_mode): New.
9127 (promote_mode): Keep only the FOR_CALL == 0 case.
9128 * combine.c (setup_incoming_promotion): Remove test of
9129 promote_function_args. Use promote_function_mode.
9130 * stmt.c (expand_value_return): Use promote_decl_mode.
9131 (expand_decl): Use promote_decl_mode.
9133 * expr.c (store_constructor): Use promote_decl_mode. Remove
9134 now write-only variable unsignedp.
9135 (expand_expr_real_1): Use promote_decl_mode.
9136 * expr.h (promote_function_mode, promote_decl_mode): New.
9137 (promote_mode): Remove last argument.
9138 * function.c (assign_temp): Drop last argument of promote_mode.
9139 (assign_parm_find_data_types): Use promote_function_mode.
9140 (assign_parm_setup_reg): Likewise.
9141 (expand_function_end): Use promote_function_mode.
9142 * calls.c (initialize_argument_information): Use promote_function_mode.
9143 (precompute_arguments): Use promote_mode instead of checking if
9144 only PROMOTE_FUNCTION_MODE is defined.
9145 (expand_call): When making sibcall decisions, use promote_function_mode.
9146 Below, remove an if for targetm.calls.promote_function_return and
9147 and use promote_function_mode.
9148 (emit_library_call_value_1): Use promote_function_mode, fix bug
9149 where promote_mode was passed FOR_CALL == 0 for a return value in an
9151 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9152 * explow.c (promote_function_mode, promote_decl_mode): New.
9153 (promote_mode): Keep only the FOR_CALL == 0 case.
9154 * combine.c (setup_incoming_promotion): Remove test of
9155 promote_function_args. Use promote_function_mode.
9156 * stmt.c (expand_value_return): Use promote_decl_mode.
9157 (expand_decl): Use promote_decl_mode.
9159 * explow.c (promote_function_mode): Just call the target hook.
9160 * targhooks.c (default_promote_function_mode,
9161 default_promote_function_mode_always_promote): New.
9162 * targhooks.h (default_promote_function_mode,
9163 default_promote_function_mode_always_promote): Declare.
9164 * target.h (promote_function_args, promote_function_return): Remove.
9165 (promote_function_mode): New.
9166 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9167 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9168 (TARGET_PROMOTE_FUNCTION_MODE): New.
9169 (TARGET_CALLS): Adjust.
9170 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9171 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9173 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9174 * config/s390/s390.c (s390_promote_function_mode): ... here,
9175 with pointer handling.
9176 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9177 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9179 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9180 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9181 with pointer handling.
9182 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9183 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9185 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9186 * config/sh/sh.c (sh_promote_function_mode): New.
9187 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9188 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9190 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9191 * config/cris/cris.c (cris_promote_function_mode): ... here.
9192 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9193 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9195 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9196 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9197 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9198 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9200 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9201 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9202 complex type handling.
9203 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9204 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9206 * config/pa/pa.c (pa_promote_function_mode): New.
9207 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9208 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9210 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9211 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9212 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9213 * config/xtensa/xtensa.c: Likewise.
9214 * config/stormy16/stormy16.c: Likewise.
9215 * config/iq2000/iq2000.c: Likewise.
9216 * config/rs6000/rs6000.c: Likewise.
9217 * config/picochip/picochip.c: Likewise.
9218 * config/arc/arc.c: Likewise.
9219 * config/mcore/mcore.c: Likewise.
9220 * config/score/score.c: Likewise.
9221 * config/mips/mips.c: Likewise.
9222 * config/bfin/bfin.c: Likewise.
9223 * config/ia64/ia64.c: Likewise (disabled though).
9225 * config/frv/frv.h: Remove pointless remark.
9227 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9228 TARGET_PROMOTE_FUNCTION_ARGS,
9229 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9230 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9232 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9234 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9235 -floop-parallelize-all.
9236 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9237 flag_loop_parallelize_all.
9238 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9239 * graphite.c (graphite_transform_loops): Same.
9241 * graphite-poly.c (apply_poly_transforms): Same.
9243 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9245 PR tree-optimization/40914
9246 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9247 if set, then check the delta field of the PMF record.
9248 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9249 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9250 call is stored in the delta.
9252 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9254 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9256 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9258 * config/i386/bsd.h (ASM_BYTE): New define.
9259 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9260 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9261 .byte. Use fputs or putc instead of fprintf where appropriate.
9262 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9263 fputs or putc instead of fprintf where appropriate.
9264 * config/i386/i386elf.h: Ditto.
9265 * config/i386/sysv4.h: Ditto.
9267 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9268 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9269 (*tls_global_dynamic_64): Ditto.
9271 2009-07-31 Christian Bruel <christian.bruel@st.com>
9273 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9275 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9277 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9278 Remove dead code for MINUS.
9280 2009-07-31 Anthony Green <green@moxielogic.com>
9282 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9284 (moxie_expand_epilogue): Ditto for epilogue.
9285 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9287 (moxie_function_arg): Ditto.
9288 (moxie_pass_by_reference): Ditto.
9289 (moxie_arg_partial_bytes): Ditto.
9290 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9291 (FUNCTION_ARG_ADVANCE) Ditto.
9292 (REG_PARM_STACK_SPACE) Ditto.
9293 (FUNCTION_ARG_REGNO_P) Dito.
9295 * config.gcc: Add moxie linux config support.
9296 * gcc/config/moxie/uclinux.h: New file.
9298 2009-07-31 DJ Delorie <dj@redhat.com>
9300 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9301 (UNSPECV_SP_SWITCH_E): New.
9302 (sp_switch_1): Change to an unspec.
9303 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9305 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9306 reference the new stack's address
9308 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9310 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9311 graphite-clast-to-gimple.o, graphite-dependences.o,
9312 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9313 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9314 (graphite-blocking.o,
9315 graphite-clast-to-gimple.o, graphite-dependences.o,
9316 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9317 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9318 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9319 * cfgloop.h (struct loop): Add can_be_parallel field.
9320 * common.opt (fgraphite-identity): Moved up.
9321 (fgraphite-force-parallel): New flag.
9322 * graphite.c: Rewrite.
9323 * graphite.h: Rewrite.
9324 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9326 * toplev.c (graphite_out_file): New file descriptor.
9327 (graphite_in_file): New.
9328 (process_options): flag_graphite_force_parallel cannot be used without
9330 * tree-ssa-loop.c: Include toplev.h.
9331 (gate_graphite_transforms): Enable flag_graphite for
9332 flag_graphite_force_parallel.
9334 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9336 * ChangeLog.graphite: New.
9337 * graphite-blocking.c: New.
9338 * graphite-clast-to-gimple.c: New.
9339 * graphite-clast-to-gimple.h: New.
9340 * graphite-dependences.c: New.
9341 * graphite-dependences.h: New.
9342 * graphite-interchange.c: New.
9343 * graphite-poly.c: New.
9344 * graphite-poly.h: New.
9345 * graphite-ppl.c: New.
9346 * graphite-ppl.h: New.
9347 * graphite-scop-detection.c: New.
9348 * graphite-scop-detection.h: New.
9349 * graphite-sese-to-poly.c: New.
9350 * graphite-sese-to-poly.h: New.
9354 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9356 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9357 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9359 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9361 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9362 (scev_is_linear_expression): Return false if the evolution is not
9363 affine multivariate.
9365 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9367 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9368 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9370 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9372 * tree-data-ref.c (debug_data_references): New.
9373 (debug_data_reference): New.
9374 * tree-data-ref.h (debug_data_references): Declared.
9375 (debug_data_reference): Declared.
9377 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9379 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9380 * tree-data-ref.h (scop_p): Removed.
9381 (struct data_reference): Remove field scop.
9383 (stmt_simple_memref_p): Removed.
9385 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9387 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9388 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9391 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9393 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9395 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9397 * doc/invoke.texi (-fgraphite-identity): Documented.
9399 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9401 * tree-scalar-evolution.c: Fix comment.
9402 (instantiate_scev_1): Return unknow from scev instantiation if the
9403 result is not above instantiate_below.
9405 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9407 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9408 static anymore. Instantiate the symbols that may have been introduced
9410 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9413 2009-07-30 DJ Delorie <dj@redhat.com>
9415 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9416 .vliw directive to VLIW sections.
9418 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9420 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9422 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9423 (AUTOHEADER): New variable.
9424 ($(srcdir)/cstamp-h.in): Use it.
9426 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9427 Pat Haugen <pthaugen@us.ibm.com>
9428 Revital Eres <ERES@il.ibm.com>
9430 * config/rs6000/vector.md (VEC_F): Add VSX support.
9434 (vector_load_<mode>): Ditto.
9435 (vector_store_<mode>): Ditto.
9436 (vector GPR move split): Ditto.
9437 (vec_reload_and_plus_<mptrsize>): Ditto.
9438 (vec_reload_and_reg_<mptrsize>): Ditto.
9439 (add<mode>3): Ditto.
9440 (sub<mode>3): Ditto.
9441 (mul<mode>3): Ditto.
9442 (neg<mode>2): Ditto.
9443 (abs<mode>2): Ditto.
9444 (smin<mode>3): Ditto.
9445 (smax<mode>3): Ditto.
9446 (vector_eq<mode>): Ditto.
9447 (vector_gt<mode>): Ditto.
9448 (vector_ge<mode>): Ditto.
9449 (vector_gtu<mode>): Ditto.
9450 (vector_select_<mode>_uns): Ditto.
9451 (vector_eq_<mode>_p): Ditto.
9452 (vector_gt_<mode>_p): Ditto.
9453 (vector_ge_<mode>_p): Ditto.
9454 (vector_gtu_<mode>_p): Ditto.
9455 (cr6_test_for_zero): Ditto.
9456 (cr6_test_for_zero_reverse): Ditto.
9457 (cr6_test_for_lt): Ditto.
9458 (cr6_test_for_lt_reverse): Ditto.
9459 (xor<mode>3): Ditto.
9460 (ior<mode>3): Ditto.
9461 (and<mode>3): Ditto.
9462 (one_cmpl<mode>2): Ditto.
9463 (nor<mode>2): Ditto.
9464 (andc<mode>2): Ditto.
9465 (float<VEC_int<mode>2): Ditto.
9466 (unsigned_float<VEC_int><mode>2): Ditto.
9467 (fix_trunc<mode><VEC_int>2): Ditto.
9468 (fixuns_trunc<mode><VEC_int>2): Ditto.
9470 (vec_set<mode>): Ditto.
9471 (vec_extract<mode>): Ditto.
9472 (vec_interleave_highv4sf): Ditto.
9473 (vec_interleave_lowv4sf): Ditto.
9474 (vec_realign_load_<mode>): Ditto.
9475 (vec_shl_<mode>): Ditto.
9476 (vec_shr_<mode>): Ditto.
9477 (div<mode>3): New patterns for VSX.
9478 (vec_interleave_highv2df): Ditto.
9479 (vec_interleave_lowv2df): Ditto.
9480 (vec_pack_trunc_v2df): Ditto.
9481 (vec_pack_sfix_trunc_v2df): Ditto.
9482 (vec_pack_ufix_trunc_v2df): Ditto.
9483 (vec_unpacks_hi_v4sf): Ditto.
9484 (vec_unpacks_lo_v4sf): Ditto.
9485 (vec_unpacks_float_hi_v4si): Ditto.
9486 (vec_unpacks_float_lo_v4si): Ditto.
9487 (vec_unpacku_float_hi_v4si): Ditto.
9488 (vec_unpacku_float_lo_v4si): Ditto.
9489 (movmisalign<mode>): Ditto.
9490 (vector_ceil<mode>2): New patterns for vectorizing math library.
9491 (vector_floor<mode>2): Ditto.
9492 (vector_btrunc<mode>2): Ditto.
9493 (vector_copysign<mode>3): Ditto.
9495 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9496 predicate for setting the high bit in each word, used for copysign.
9498 * config/rs6000/ppc-asm.h (f19): Whitespace.
9499 (f32-f63): Define if VSX.
9500 (v0-v31): Define if Altivec.
9501 (vs0-vs63): Define if VSX.
9503 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9505 * config/rs6000/power7.md: New file, provide tuning parameters for
9508 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9509 (rs6000_cpu_cpp_builtins): Ditto.
9510 (altivec_overloaded_builtins): Ditto.
9511 (altivec_resolve_overloaded_builtin): Ditto.
9513 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9514 debug switch to disable vectorizing simple math builtin
9517 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9518 Vectorize simple math builtin functions.
9519 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9520 hook to vectorize math builtins.
9521 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9522 (rs6000_builtin_conversion): Add VSX/power7 support.
9523 (rs6000_builtin_vec_perm): Ditto.
9524 (vsplits_constant): Add support for loading up a vector constant
9525 with just the high bit set in each part.
9526 (rs6000_expand_vector_init): Add VSX/power7 support.
9527 (rs6000_expand_vector_set): Ditto.
9528 (rs6000_expand_vector_extract): Ditto.
9529 (rs6000_emit_move): Ditto.
9530 (bdesc_3arg): Ditto.
9531 (bdesc_2arg): Ditto.
9532 (bdesc_1arg): Ditto.
9533 (rs6000_expand_ternop_builtin): Ditto.
9534 (altivec_expand_builtin): Ditto.
9535 (rs6000_expand_unop_builtin): Ditto.
9536 (rs6000_init_builtins): Ditto.
9537 (altivec_init_builtins): Ditto.
9538 (builtin_function_type): Ditto.
9539 (rs6000_common_init_builtins): Ditto.
9540 (rs6000_handle_altivec_attribute); Ditto.
9541 (rs6000_mangle_type): Ditto.
9542 (rs6000_vector_mode_supported_p): Ditto.
9543 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9546 * config/rs6000/vsx.md: New file for VSX support.
9548 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9549 identifing values with just the most significant bit set.
9550 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9551 vectorized builtins.
9553 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9554 (UNSPEC_VRFIM): Delete.
9555 (splitter for loading up vector with most significant bit): New
9556 splitter for vectorizing copysign.
9557 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9558 vectorizing simple math functions.
9559 (altivec_vrfip): Add support for vectorizing simple math functions.
9560 (altivec_vrfim): Ditto.
9561 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9563 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9564 (power7.md, vsx.md): Include for power7 support.
9565 (copysigndf3): Use VSX instructions if -mvsx.
9566 (negdf2_fpr): Ditto.
9567 (absdf2_fpr): Ditto.
9568 (nabsdf2_fpr): Ditto.
9569 (adddf3_fpr): Ditto.
9570 (subdf3_fpr): Ditto.
9571 (muldf3_fpr): Ditto.
9572 (divdf3_fpr): Ditto.
9573 (fix_truncdfdi2_fpr): Ditto.
9574 (cmpdf_internal1): Ditto.
9575 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9576 (btruncdf2, btruncdf2_fpr): Ditto.
9577 (ceildf2, ceildf2_fpr): Ditto.
9578 (floordf2, floordf2_fpr): Ditto.
9579 (floatdidf2, floatdidf2_fpr): Ditto.
9580 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9581 (fmsubdf4_fpr): Ditto.
9582 (fnmadddf4_fpr_1): Ditto.
9583 (fnmadddf4_fpr_2): Ditto.
9584 (fnmsubdf4_fpr_1): Ditto.
9585 (fnmsubdf4_fpr_2): Ditto.
9586 (fixuns_truncdfdi2): Add expander for VSX support.
9587 (fix_truncdfdi2): Ditto.
9588 (fix_truncdfsi2): Ditto.
9590 (btruncsf2): Whitespace.
9591 (movdf_hardfloat32): Add support for VSX registers.
9592 (movdf_softfloat32): Ditto.
9593 (movdf_hardfloat64): Ditto.
9594 (movdf_hardfloat64_mfpgpr): Ditto.
9595 (movdf_softfloat64): Ditto.
9596 (movti splitters): Add check for vector registers supporting
9597 TImode in the future.
9598 (bpermd): Add power7 bpermd instruction.
9600 * config/rs6000/altivec.h (vec_div): Define if VSX.
9604 (vec_nearbyint): Ditto.
9607 (all predicates): Use the generic builtin function, and not the V4SF
9608 specific function so that the predicates will work with VSX's V2DF.
9612 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9613 Document new VSX functions and types.
9615 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9618 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9619 "wa", and "j" constraints. Modify "v" to talk about Altivec
9620 instead of just vector.
9622 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9625 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9626 location for phi arguments.
9627 (rewrite_update_phi_arguments): Find locations for reaching defs.
9628 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9629 Add location to add_phi_arg calls.
9630 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9631 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9632 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9633 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9634 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9635 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9636 * tree-phinodes.c (make_phi_node): Initialize location.
9637 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9638 (add_phi_arg): Add location parameter.
9639 (remove_phi_arg_num): Move location when moving phi argument.
9640 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9642 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9643 slpeel_update_phi_nodes_for_guard1,
9644 slpeel_update_phi_nodes_for_guard2,
9645 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9646 vect_loop_versioning): Set locations.
9647 * tree-parloops.c (create_phi_for_local_result,
9648 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9649 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9650 * tree-vect-loop.c (get_initial_def_for_induction,
9651 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9653 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9654 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9655 (gimple_phi_arg_set_location): New. Set locus.
9656 (gimple_phi_arg_has_location): New. Check for locus.
9657 (redirect_edge_var_map_location): New. Return locus from var_map.
9658 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9659 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9660 combining PHI arguments.
9661 (cond_store_replacement): Set location.
9662 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9663 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9664 scop_add_exit_phis_edge): Add locations.
9665 * tree-cfgcleanup.c (remove_forwarder_block,
9666 remove_forwarder_block_with_phi): Add locations.
9667 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9668 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9670 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9671 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9672 flush_pending_stmts): Add source location.
9673 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9674 stack to preserve locations.
9675 * tree-vect-stmts.c (vectorizable_load): Add location.
9676 * tree-inline.c (copy_phis_for_bb): Copy locus.
9677 (setup_one_parameter): Add call locus to inlined parameter stmts.
9678 (initialize_inlined_parameters): Pass in call location as parameter
9680 (tree_function_versioning): Pass location to setup_one_parameter.
9681 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9682 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9683 copy and edge lists.
9684 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9685 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9686 locus parameter and override the stmt default if provided.
9687 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9688 elim_graph_add_edge, elim_graph_remove_succ_edge,
9689 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9690 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9691 eliminate_phi): Add locus info in elimination graph for each edge and
9693 (insert_backedge_copies): Copy locus if present.
9694 * tree-flow.h (struct _edge_var_map): Add locus field.
9695 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9696 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9697 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9699 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9701 2009-07-30 Martin Jambor <mjambor@suse.cz>
9703 PR tree-optimization/40570
9704 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9707 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9709 * ssa-loop-manip.c: Include langhooks.h.
9710 (rewrite_phi_with_iv): New.
9711 (rewrite_all_phi_nodes_with_iv): New.
9712 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9713 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9714 * tree-parloops.c (loop_parallel_p): Move out all conditions
9715 except dependency check.
9716 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9717 (gen_parallel_loop): Call canonicalize_loop_ivs without
9718 reduction_list argument.
9719 (build_new_reduction): New.
9720 (gather_scalar_reductions): New.
9721 (try_get_loop_niter): New.
9722 (try_create_reduction_list): New.
9723 (parallleize_loops): Change the parallel conditions check.
9724 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9725 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9727 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9729 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9731 * doc/options.texi (Option properties): Mention new quoting syntax.
9733 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9735 * config/alpha/alpha.c (alpha_start_function):
9736 Handle VMS_DEBUG_MAIN_POINTER
9737 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9738 * doc/invoke.texi: Document -mdebug-main switch.
9740 2009-07-29 Richard Henderson <rth@redhat.com>
9742 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9743 (cgraph_create_edge_including_clones): Likewise.
9744 * tree-inline.c (copy_bb): Operate on the correct edges
9745 when updating the callgraph.
9747 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9749 * config/alpha/vms-cc.c: Deleted.
9750 * config/alpha/vms-ld.c: Deleted.
9751 * config/alpha/t-vms64: Moved to config/vms
9752 * config/alpha/vms-crt0-64.c: Moved to config/vms
9753 * config/alpha/vms-crt0.c: Moved to config/vms
9754 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9755 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9756 * config/alpha/xm-vms.h: Moved to config/vms
9757 * config/alpha/x-vms: Moved to config/vms
9758 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9760 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9761 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9763 * config/vms/t-vms64: Moved here from config/alpha
9764 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9765 (argc,argv,envp): Enforce 32bit malloc'ing.
9766 * config/vms/vms-psxcrt0-64.c: Likewise.
9767 * config/vms/vms-crt0.c: Moved here from config/alpha.
9768 * config/vms/vms-psxcrt0.c: Likewise.
9769 * config/vms/vms-crtl-64.h: New file.
9770 * config/vms/vms-crtl.h: New file.
9771 * config/vms/vms.opt: New file.
9772 * config/vms/xm-vms64.h: New file.
9773 * config/vms/xm-vms.h: Moved here from config/alpha.
9774 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9776 * config/vms/x-vms: Moved here from config/alpha.
9777 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9778 (vms-ld.o, vms-cc.o): Removed.
9779 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9781 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9783 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9784 correct stack (obvious VMS fix).
9786 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9788 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9789 date, version info if VMS_DEBUGGING_INFO defined.
9790 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9791 size, date calculating code moved here.
9793 2009-07-29 Paul Brook <paul@codesourcery.com>
9795 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9798 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9801 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9802 to DImode when generating insq_le insn.
9804 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9806 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9807 New macro set for VMS_DEBUGGGING_INFO.
9808 (AT_string_form): Use it.
9810 2009-07-28 DJ Delorie <dj@redhat.com>
9812 * config/mep/mep.c (vtext_section): New.
9813 (vftext_section): New.
9814 (ftext_section): New.
9815 (mep_select_section): Add support for functions.
9816 (mep_unique_section): Likewise.
9817 (mep_asm_init_sections): Likewise.
9818 (mep_encode_section_info): Remove it from here.
9820 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9822 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9824 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9825 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9827 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9829 * dwarf2out.c (output_file_names): Test new macro
9830 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9831 (add_comp_dir_attribute): Likewise.
9833 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9835 * config/i386/mingw-w64.h (LINK_SPEC): Add
9836 separating space between commands.
9838 2009-07-28 Jan Hubicka <jh@suse.cz>
9840 PR tree-optimization/40759
9841 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9844 2009-07-27 DJ Delorie <dj@redhat.com>
9846 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9847 types are dword-aligned.
9848 (mep_expand_va_start): Likewise.
9850 2009-07-27 Olivier Hainque <hainque@adacore.com>
9851 Douglas B Rupp <rupp@gnat.com>
9853 * convert.c (convert_to_pointer): Don't assume the target
9854 pointer type is POINTER_SIZE long. Fetch its precision instead.
9856 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9858 * system.h (fopen): Undefine if macro.
9860 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9862 * dwarf2out.c (output_cfi_p): Removed.
9863 (output_cfis): New function.
9864 (output_fde): New function, split from output_call_frame_info.
9865 (output_call_frame_info): Use it.
9866 (dwarf2out_switch_text_section): Use output_cfis.
9868 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9870 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9871 TARGET_BI_ARCH is specified without enabling SJLJ.
9872 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9873 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9875 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9877 * arm.md (negdi2): Use DImode if forcing a value into a register.
9879 2009-07-26 Ira Rosen <irar@il.ibm.com>
9881 PR tree-optimization/40801
9882 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9883 of vector operand from the previous copy of vector statement.
9884 Pass the correct definition type value to
9885 vect_get_vec_def_for_stmt_copy().
9887 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9889 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9890 const char ** conversion.
9892 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9894 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9895 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9896 (gcc_unreachable): Invoke __builtin_unreachable() if
9897 !ENABLE_ASSERT_CHECKING.
9899 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9901 PR rtl-optimization/40445
9902 * emit-rtl.c (next_nonnote_insn_bb): New function.
9903 * rtl.h (next_nonnote_insn_bb): Declare new function.
9904 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9905 with no successors that is the successor of the ENTRY_BLOCK.
9906 Continue from the top after removing an empty fallthrough block.
9907 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9908 of next_nonnote_insn.
9910 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9912 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9914 2009-07-25 Martin Jambor <mjambor@suse.cz>
9916 * c-common.c (c_common_attribute_table): New element for noclone.
9917 (handle_noclone_attribute): New function. Forward-declare.
9918 * tree-inline.c (tree_versionable_function_p): Check for noclone
9920 * doc/extend.texi (Labels as Values): Document need for noclone.
9921 (Function Attributes): Document noclone attribute.
9923 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9925 PR rtl-optimization/34999
9926 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9927 and dw_fde_switched_cold_to_hot fields.
9928 (output_cfi_p): New function.
9929 (output_call_frame_info): If fde->dw_fde_switched_sections,
9930 output 2 FDEs instead of one with corrupted header.
9931 (dwarf2out_do_cfi_startproc): New function.
9932 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9933 and fde->dw_fde_switched_cold_to_hot.
9934 (dwarf2out_switch_text_section): Compute
9935 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9936 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9937 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9938 Otherwise, compute fde->dw_fde_switch_cfi.
9940 2009-07-24 Cary Coutant <ccoutant@google.com>
9942 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9944 2009-07-24 Cary Coutant <ccoutant@google.com>
9946 * cfghooks.c (split_block): Copy discriminator to new block.
9947 * tree-cfg.c (assign_discriminator): Check location of last
9948 instruction in block as well as first.
9950 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9952 * config/i386/linux.c: Use fputs or putc instead of fprintf
9954 * config/i386/gas.h: Ditto.
9955 * config/i386/x86-64.h: Ditto.
9956 * config/i386/att.h: Ditto.
9958 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9960 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9963 2009-07-24 Martin Jambor <mjambor@suse.cz>
9965 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9966 (ipa_push_func_to_list_1): Declare.
9967 (ipa_push_func_to_list): New function.
9969 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9970 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9971 (ipa_push_func_to_list): Removed.
9972 (ipa_pop_func_from_list): Clear node_enqueued flag.
9974 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9976 * config/s390/s390.c (override_options): Default
9977 max-unrolled-insns to 100 for z10 tuning.
9979 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9981 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9982 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9983 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9984 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9985 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9986 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9987 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9989 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9991 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9992 use default set in mingw32.h header.
9993 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9994 64-bit /mingw/include path.
9995 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9998 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10000 PR rtl-optimization/40209
10001 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10003 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10005 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10006 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10007 with the rest of string where appropriate. Use fputs or putc
10008 instead of fprintf where appropriate.
10010 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10011 Pat Haugen <pthaugen@us.ibm.com>
10012 Revital Eres <ERES@il.ibm.com>
10014 * config/rs6000/vector.md: New file. Move most of the vector
10015 expander support here from altivec.md to allow for the VSX vector
10016 unit in the future. Add support for secondary_reload patterns.
10017 Rewrite the patterns for vector comparison, and vector comparison
10018 predicate instructions so that the RTL expresses the desired
10019 behavior, instead of using unspec.
10021 * config/rs6000/constraints.md ("f" constraint): Use
10022 rs6000_constraints to hold the precalculated register class.
10023 ("d" constraint): Ditto.
10024 ("wd" constraint): New constraint for VSX.
10025 ("wf" constraint): Ditto.
10026 ("ws" constraint): Ditto.
10027 ("wa" constraint): Ditto.
10028 ("wZ" constraint): Ditto.
10029 ("j" constraint): Ditto.
10031 * config/rs6000/predicates.md (vsx_register_operand): New
10033 (vfloat_operand): New predicate for vector.md.
10034 (vint_operand): Ditto.
10035 (vlogical_operand): Ditto.
10036 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10037 (easy_vector_constant): Add VSX support.
10038 (altivec_indexed_or_indirect_operand): New predicate for
10039 recognizing Altivec style memory references with AND -16.
10041 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10042 for vector secondary reload support.
10043 (rs6000_vector_reg_class): Delete, replacing it with
10044 rs6000_constraints.
10045 (rs6000_vsx_reg_class): Ditto.
10046 (rs6000_constraints): New array to hold the register classes of
10047 each of the register constraints that can vary at runtime.
10048 (builtin_mode_to_type): New static array for builtin function type
10050 (builtin_hash_table): New static hash table for builtin function
10052 (TARGET_SECONDARY_RELOAD): Define target hook.
10053 (TARGET_IRA_COVER_CLASSES): Ditto.
10054 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10055 registers are 128 bits if VSX memory reference instructions are used.
10056 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10057 unit is being used.
10058 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10059 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10060 Print several of the scheduling related parameters.
10061 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10062 rs6000_constraints instead of rs6000_vector_reg_class. Move
10063 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10064 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10065 Altivec. Add VSX support. Setup for secondary reload support on
10066 Altivec/VSX registers.
10067 (rs6000_override_options): Make power7 set the scheduling groups
10068 like the power5. Add support for new debug switches to override
10069 the scheduling defaults. Temporarily disable -mcpu=power7 from
10070 setting -mvsx. Add support for debug switches -malways-hint,
10071 -msched-groups, and -malign-branch-targets.
10072 (rs6000_buitlin_conversion): Add support for returning unsigned
10073 vector conversion functions to fix regressions due to stricter
10075 (rs6000_builtin_mul_widen_even): Ditto.
10076 (rs6000_builtin_mul_widen_odd): Ditto.
10077 (rs6000_builtin_vec_perm): Ditto.
10078 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10079 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10080 to zero a register.
10081 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10082 generated upstream.
10083 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10084 VSX types for bit operations. Changes to accomidate vector.md.
10085 (bdesc_2arg): Ditto.
10086 (bdesc_1arg): Ditto.
10087 (struct builtin_description_predicates): Rewrite predicate
10088 handling so that RTL describes the operation, instead of passing
10089 the instruction to be used as a string argument.
10090 (bdesc_altivec_preds): Ditto.
10091 (altivec_expand_predicate_builtin): Ditto.
10092 (altivec_expand_builtin): Ditto.
10093 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10094 statement for vsldoi support.
10095 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10096 (altivec_expand_st_builtin): Ditto.
10097 (paired_expand_builtin): Whitespace changes.
10098 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10099 builtin_mode_to_type table for secondary reload. Call
10100 builtin_function_type to build random builtin functions.
10101 (altivec_init_builtins): Change to use builtin_function_type to
10102 create builtin function types dynamically as we need them.
10103 (builtin_hash_function): New support for hashing the tree types
10104 for builtin function as we need it, rather than trying to build
10105 all of the trees that we need. Add initial preliminary VSX support.
10106 (builtin_function_type): Ditto.
10107 (builtin_function_eq): Ditto.
10108 (builtin_hash_struct): Ditto.
10109 (rs6000_init_builtins): Ditto.
10110 (rs6000_common_init_builtins): Ditto.
10111 (altivec_init_builtins): Ditto.
10112 (rs6000_common_init_builtins): Ditto.
10113 (enum reload_reg_type): New enum for simplifing reg classes.
10114 (rs6000_reload_register_type): Simplify register classes into GPR,
10115 Vector, and other registers. Altivec and VSX addresses in reload.
10116 (rs6000_secondary_reload_inner): Ditto.
10117 (rs6000_ira_cover_classes): New target hook, that returns the
10118 appropriate cover classes, based on -mvsx being used or not.
10119 (rs6000_secondary_reload_class): Add VSX support.
10120 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10121 (get_vsel_insn): Ditto.
10122 (rs6000_emit_vector_compare): Rewrite vector conditional support
10123 so that where we can, we use RTL operators, instead of blindly use
10125 (rs6000_emit_vector_select): Ditto.
10126 (rs6000_emit_vector_cond_expr): Ditto.
10127 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10128 (create_TOC_reference): Add -mdebug=addr support.
10129 (emit_frame_save): VSX loads/stores need register indexed addressing.
10131 * config/rs6000/rs6000.md: Include vector.md.
10133 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10135 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10136 support for V2DI, V2DF in logical, permute, select operations.
10138 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10139 switch for vsx/power7.
10140 (-mvsx-scalar-memory): Ditto.
10141 (-mvsx-align-128): Ditto.
10142 (-mallow-movmisalign): Ditto.
10143 (-mallow-df-permute): Ditto.
10144 (-msched-groups): Ditto.
10145 (-malways-hint): Ditto.
10146 (-malign-branch-targets): Ditto.
10148 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10150 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10151 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10152 (rs6000_vector_reg_class): Delete.
10153 (rs6000_vsx_reg_class): Ditto.
10154 (enum rs6000_reg_class_enum): New enum for the constraints that
10155 vary based on target switches.
10156 (rs6000_constraints): New array to hold the register class for all
10157 of the register constraints that vary based on the switches used.
10158 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10159 (enum rs6000_builtins): Add unsigned varients for the builtin
10160 declarations returned by target hooks for expanding multiplies,
10161 select, and permute operations. Add VSX builtins.
10162 (enum rs6000_builtin_type_index): Add entries for VSX.
10163 (V2DI_type_node): Ditto.
10164 (V2DF_type_node): Ditto.
10165 (unsigned_V2DI_type_node): Ditto.
10166 (bool_long_type_node): Ditto.
10167 (intDI_type_internal_node): Ditto.
10168 (uintDI_type_internal_node): Ditto.
10169 (double_type_internal_node): Ditto.
10171 * config/rs6000/altivec.md (whole file): Move all expanders to
10172 vector.md from altivec.md. Rename insn matching functions to be
10174 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10175 (altivec_vcmp*): Ditto.
10176 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10177 (VM): New iterator for moves that includes the VSX types.
10178 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10179 (altivec_vperm_<mode>_uns): New, for unsigned types.
10180 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10181 (altivec_eq<mode>): Ditto.
10182 (altivec_gt<mode>): Ditto.
10183 (altivec_gtu<mode>): Ditto.
10184 (altivec_eqv4sf): Ditto.
10185 (altivec_gev4sf): Ditto.
10186 (altivec_gtv4sf): Ditto.
10187 (altivec_vcmpbfp_p): Ditto.
10189 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10191 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10194 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10197 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10198 ASM_SHORT instead of .word.
10199 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10200 instead of .word in asm template.
10202 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10205 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10206 (process_bb_node_lives): Use it.
10208 * ira.c (setup_cover_and_important_classes): Don't setup
10209 ira_important_class_nums. Add cover classes to the end of
10211 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10213 (find_reg_class_closure): Use reorder_important_classes.
10215 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10217 * config/i386/i386.c (i386_ira_cover_classes): New function.
10218 (TARGET_IRA_COVER_CLASSES): Redefine.
10220 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10221 importance of order of cover classes in the array.
10223 2009-07-22 Diego Novillo <dnovillo@google.com>
10225 * tree-pass.h (TDF_EH): Define.
10226 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10227 contains TDF_EH, print the EH region number holding GS.
10228 * tree-dump.c (dump_options): Add "eh".
10229 * doc/invoke.texi: Document it.
10231 2009-07-22 Doug Kwan <dougkwan@google.com>
10233 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10235 2009-07-22 Michael Matz <matz@suse.de>
10237 PR tree-optimization/35229
10238 PR tree-optimization/39300
10240 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10241 (inhibit_phi_insertion): New function.
10242 (insert_into_preds_of_block): Call it for REFERENCEs.
10243 (init_pre): Initialize and finalize scalar evolutions.
10244 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10246 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10248 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10249 Use CONST_VECTOR_NUNITS to determine number of elements.
10251 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10253 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10254 (U, W): Constraints are now deprecated and will be removed if we
10255 run out of letters.
10256 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10258 ("prefetch"): Add the stcmh instruction for prefetching.
10259 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10261 (s390_short_displacement): Return always true if compiling for
10262 machines not providing the long displacement facility.
10263 (s390_mem_constraint): Support the new constraint letter Z.
10264 (s390_check_qrst_address): New function.
10266 2009-07-21 DJ Delorie <dj@redhat.com>
10268 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10271 2009-07-21 Jason Merrill <jason@redhat.com>
10273 * c-common.c (max_tinst_depth): Increase default to 1024.
10275 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10277 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10278 (vec_unpacku_float_lo_v4si): Ditto.
10280 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10283 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10284 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10285 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10286 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10288 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10290 PR tree-optimization/40813
10291 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10294 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10296 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10297 with a NOP_EXPR if needed.
10299 2009-07-21 Paul Brook <paul@codesourcery.com>
10301 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10302 Terminate debug dump with newline.
10304 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10306 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10307 Cast "1" to unsigned HOST_WIDE_INT.
10308 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10309 deposit length to the maximum length - lsb. Extend length if
10310 HOST_BITS_PER_WIDE_INT is 32.
10312 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10314 * cgraph.h (constant_pool_htab): New function.
10315 (constant_descriptor_tree): Move from varasm.c.
10316 * varasm.c (constant_pool_htab): New function.
10317 (constant_descriptor_tree): Move to cgraph.h.
10319 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10321 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10323 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10325 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10328 2009-07-20 Xinliang David Li <davidxl@google.com>
10330 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10332 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10334 * config/mips/mips.md (move_type): Add arith.
10335 (type): Handle arith.
10336 (zero_extendsidi2): Rename this into ...
10337 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10338 (zero_extendsidi2): New expander.
10339 (*zero_extendsidi2_dext): New pattern.
10341 2009-07-20 Nick Clifton <nickc@redhat.com>
10343 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10344 to set MIPS_ABI_DEFAULT.
10345 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10347 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10349 * tree-object-size.c (addr_object_size): Handle unions with
10350 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10352 PR tree-optimization/40792
10353 * tree.c (build_function_type_skip_args): Remove bogus assert.
10355 2009-07-20 Jan Hubicka <jh@suse.cz>
10356 Martin Jambor <mjambor@suse.cz>
10358 * cgraph.h (combined_args_to_skip): New field.
10359 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10360 combined_args_to_skip and args_to_skip.
10361 * tree-inline.c (update_clone_info): New function.
10362 (tree_function_versioning): Call update_clone_info.
10363 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10365 (cgraph_materialize_all_clones): More extensive dumping, working
10366 with combined_args_to_skip rather than args_to_skip.
10368 2009-07-20 Ira Rosen <irar@il.ibm.com>
10370 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10371 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10372 (get_initial_def_for_reduction): Likewise.
10373 (vectorizable_reduction): Skip the check of first operand in case
10374 of COND_EXPR. Add check that it is outer loop vectorization if
10375 nested cycle was detected. Call vectorizable_condition() for
10376 COND_EXPR. If reduction epilogue cannot be created do not fail for
10377 nested cycles (if it is not double reduction). Assert that there
10378 is only one type in the loop in case of COND_EXPR. Call
10379 vectorizable_condition() to vectorize COND_EXPR.
10380 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10381 Add parameters. Allow nested cycles if called from
10382 vectorizable_reduction(). Use reduction vector variable if provided.
10383 (vect_analyze_stmt): Call vectorizable_reduction() before
10384 vectorizable_condition().
10385 (vect_transform_stmt): Update call to vectorizable_condition().
10387 2009-07-20 Christian Bruel <christian.bruel@st.com>
10389 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10390 * doc/invoke.texi (-mfmovd): Likewise.
10391 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10393 2009-07-20 Jan Hubicka <jh@suse.cz>
10395 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10396 when handling SSA name.
10398 2009-07-19 Jan Hubicka <jh@suse.cz>
10400 PR tree-optimization/40676
10401 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10402 virtual PHIs in empty BBs.
10404 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10406 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10407 re-expanded the compound use gen_lowpart instead to convert to the
10410 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10412 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10413 OUTER_CONST arguments.
10414 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10415 the new wider mode will be masked off.
10416 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10418 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10420 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10421 high-order bits are zero.
10423 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10425 * combine.c (simplify_shift_const_1): Split code to determine
10426 shift_mode into ...
10427 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10428 new bits shifted in are identical to the old sign bit.
10430 2009-07-18 Richard Guenther <rguenther@suse.de>
10433 * gimplify.c (gimplify_call_expr): Reject code using results from
10434 functions returning void.
10436 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10438 * doc/md.texi: Document the new PowerPC "es" constraint.
10439 Document that "m" can include automodified addresses on this target,
10440 and explain how %U must be used. Extend the "Q" and "Z" documentation
10441 to suggest "es" as well as "m".
10442 * config/rs6000/constraints.md (es): New memory constraint.
10443 (Q, Z): Update strings to match new documentation.
10445 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10447 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10448 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10449 * config/rs6000/predicates.md (volatile_mem_operand): Use
10450 offsettable_nonstrict_memref_p.
10451 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10452 (*floatunssidf2_internal): Likewise.
10453 (*fix_truncdfsi2_internal): Likewise.
10454 (*fix_trunctfsi2_internal): Likewise.
10456 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10458 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10459 atmega32u2 devices.
10460 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10462 2009-07-17 Richard Guenther <rguenther@suse.de>
10465 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10466 (pass_warn_unused_result): Likewise.
10467 (TODO_set_props): Remove.
10468 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10470 (pass_diagnose_omp_blocks): Define.
10471 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10472 (c_gimple_diagnostics_recursively): Remove.
10473 (finish_function): Do not call it.
10474 (c_write_global_declarations): Continue after errors.
10475 Finalize the CU here.
10476 * c-gimplify.c (c_genericize): Do not gimplify here.
10477 * c-common.c (c_warn_unused_result): Move ...
10478 * tree-cfg.c (do_warn_unused_result): ... here.
10479 (run_warn_unused_result): New function.
10480 (gate_warn_unused_result): New function.
10481 (pass_warn_unused_result): New pass.
10482 * c-common.h (c_warn_unused_result): Remove.
10483 * flags.h (flag_warn_unused_result): Declare.
10484 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10485 * opts.c (flag_warn_unused_result): Initialize to false.
10486 * toplev.c (compile_file): Add comment.
10487 * omp-low.c (create_omp_child_function): Do not register
10488 the function with the frontend.
10489 (diagnose_omp_structured_block_errors): Prepare to be
10490 called as optimization pass.
10491 (gate_diagnose_omp_blocks): New function.
10492 (pass_diagnose_omp_blocks): New pass.
10493 * cgraph.h (cgraph_optimize): Remove.
10494 (cgraph_analyze_function): Likewise.
10495 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10496 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10497 before their parents here.
10498 (cgraph_finalize_function): Not here.
10499 (cgraph_analyze_function): Gimplify functions here.
10500 (cgraph_finalize_compilation_unit): Continue after errors.
10501 Optimize the callgraph from here.
10502 (cgraph_optimize): Make static.
10503 * langhooks.c (write_global_declarations): Finalize the CU.
10504 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10505 (gimplify_function_tree): Assert we gimplify only once.
10506 Set PROP_gimple_any property.
10507 * tree-nested.c (gimplify_all_functions): New function.
10508 (lower_nested_functions): Gimplify all nested functions.
10509 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10510 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10511 and pass_diagnose_omp_blocks after gimplification. Do not
10512 set TODO_set_props on all_lowering_passes.
10513 (execute_one_pass): Do not handle TODO_set_props.
10514 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10515 (gimplify.o): Add tree-pass.h dependency.
10516 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10517 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10518 (unsave_r): Likewise.
10519 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10520 temporary variable.
10522 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10524 * doc/service.texi (Service): Restore previously removed link,
10525 which isn't broken after all.
10527 2009-07-17 Richard Guenther <rguenther@suse.de>
10529 PR tree-optimization/40321
10530 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10531 PHI nodes to the maximal set.
10532 (make_values_for_phi): Add PHI arguments to the maximal set.
10533 (execute_pre): Dump PHI_GEN and the maximal set.
10535 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10538 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10541 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10543 * doc/extend.texi (Nested Functions): Replace broken link with
10545 * doc/service.texi (Service): Remove broken link.
10547 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10550 * builtins.c (expand_builtin_memcmp): Use loc instead of
10551 EXPR_LOCATION (exp).
10552 (expand_builtin_strncmp): Likewise.
10554 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10555 Manuel López-Ibáñez <manu@gcc.gnu.org>
10558 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10559 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10560 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10561 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10562 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10563 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10564 tree-inline.c, c-common.c, c-common.h, gimple.c,
10565 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10566 convert.c: Add location argument to fold_{unary,binary,ternary},
10567 fold_build[123], build_call_expr, build_size_arg,
10568 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10569 fold_build1_initializer, fold_build2_initializer,
10570 fold_build3_initializer, fold_build_call_array,
10571 fold_build_call_array_initializer, fold_single_bit_test,
10572 omit_one_operand, omit_two_operands, invert_truthvalue,
10573 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10574 combine_comparisons, fold_builtin_*, fold_call_expr,
10575 build_range_check, maybe_fold_offset_to_address, round_up,
10578 2009-07-16 Jason Merrill <jason@redhat.com>
10581 * c-common.c (c_common_reswords): Add __is_standard_layout
10583 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10584 * doc/implement-cxx.texi: New.
10585 * doc/gcc.texi: Include it.
10587 2009-07-16 DJ Delorie <dj@redhat.com>
10589 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10590 compares that may be indirectly affected by previous instructions.
10592 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10594 * builtins.c (do_mpc_arg2): New.
10595 (fold_builtin_2): Fold builtin cpow.
10596 * real.h (HAVE_mpc_pow): New.
10598 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10600 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10601 comparison to skip unprofitable schedule
10603 2009-07-16 Simon Baldwin <simonb@google.com>
10605 * gcc.c (option_map): New flag -no-canonical-prefixes.
10606 * (display_help): Print help text for new flag.
10607 * (process_command): Move options translation and language specifics
10608 and handle new flag early. Use it to set a function pointer to a
10609 prefix builder. Replace make_relative_prefix calls with calls to
10610 the function pointed to. Ignore new flag in regular options handling.
10611 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10613 2009-07-15 DJ Delorie <dj@redhat.com>
10615 * config/mep/mep.md (sibcall_internal): Change register to avoid
10616 argument registers.
10617 (sibcall_value_internal): Likewise.
10619 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10621 PR rtl-optimization/40710
10622 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10624 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10626 * config/mips/mips.md (*extenddi_truncate<mode>,
10627 *extendsi_truncate<mode>): Change type attribute to move_type
10628 with shift_shift. Split out code handling exts from here ...
10629 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10631 (*extendhi_truncateqi): Change type attribute to move_type with
10632 shift_shift. Split out code handling exts from here ...
10633 (*extendhi_truncateqi_exts): ... to this new pattern.
10635 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10637 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10638 instead of "and" with inverted sign bit mask value. Use
10639 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10640 Allocate registers only for operand 4 and operand 5.
10642 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10644 PR middle-end/40747
10645 * fold-const.c (fold_cond_expr_with_comparison): When folding
10646 < and <= to MIN, make sure the MIN uses the same type as the
10647 comparison's operands.
10649 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10651 * arm.md (ior_xor): New code iterator.
10652 (split for ior/xor with shift and zero-extend): New split pattern.
10653 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10655 2009-07-15 Richard Guenther <rguenther@suse.de>
10657 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10660 2009-07-15 Richard Guenther <rguenther@suse.de>
10662 PR middle-end/40753
10663 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10665 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10667 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10668 handle 2.6.30 kernel.
10670 2009-07-15 DJ Delorie <dj@redhat.com>
10672 * config/mep/mep.md (sibcall_internal): Change register to allow
10673 for 24-bit addresses.
10674 (sibcall_value_internal): Likewise.
10676 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10678 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10679 that are enabled/disabled by the flags introduced by a previous patch.
10681 2009-07-14 DJ Delorie <dj@redhat.com>
10683 * config/mep/mep.md (sibcall_internal): Include non-toggling
10685 (sibcall_value_internal): Likewise.
10687 2009-07-14 Taras Glek <tglek@mozilla.com>
10688 Rafael Espindola <espindola@google.com>
10690 * doc/sourcebuild.texi: Document install-plugin target.
10691 * configure.ac: Added install-plugin target to language makefiles.
10692 * configure: Regenerate.
10693 * Makefile.in: (install-plugin): Install more headers,
10694 depend on lang.install-plugin.
10696 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10698 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10701 2009-07-14 DJ Delorie <dj@redhat.com>
10703 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10704 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10705 * config/mep/mep.md (sibcall_internal): Change test from
10706 mep_vliw_mode_match to mep_vliw_jmp_match.
10707 (sibcall_value_internal): Likewise.
10709 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10711 * config/i386/sse.md (copysign<mode>3): New expander.
10712 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10713 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10714 Use ix86_build_const_vector.
10715 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10716 IX86_BUILTIN_CPYSGNPD.
10717 (builtin_description): Add __builtin_ia32_copysignps and
10718 __builtin_ia32_copysignpd.
10719 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10720 and BUILT_IN_COPYSIGNF.
10722 2009-07-13 Jason Merrill <jason@redhat.com>
10724 * builtins.c (can_trust_pointer_alignment): New fn.
10725 (get_pointer_alignment): Factor it out from here.
10726 * tree.h: Declare it.
10728 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10730 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10733 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10737 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10739 2009-07-14 Richard Guenther <rguenther@suse.de>
10740 Andrey Belevantsev <abel@ispras.ru>
10742 PR middle-end/40745
10743 * cfgexpand.c (partition_stack_vars): Do not bother to update
10744 alias information when not optimizing.
10746 2009-07-14 Richard Guenther <rguenther@suse.de>
10747 Andrey Belevantsev <abel@ispras.ru>
10749 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10750 (pt_solution_set): Likewise.
10751 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10752 * tree-ssa-structalias.c (pt_solution_set): New function.
10753 * final.c (rest_of_clean_state): Free SSA data structures.
10754 * print-rtl.c (print_decl_name): Remove.
10755 (print_mem_expr): Implement in terms of print_generic_expr.
10756 * alias.c (ao_ref_from_mem): New function.
10757 (rtx_refs_may_alias_p): Likewise.
10758 (true_dependence): Query alias-export info.
10759 (canon_true_dependence): Likewise.
10760 (write_dependence_p): Likewise.
10761 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10763 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10764 (mem_expr_equal_p): Use operand_equal_p.
10765 (set_mem_attributes_minus_bitpos): Do not use
10766 component_ref_for_mem_expr.
10767 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10768 (update_alias_info_with_stack_vars): Likewise.
10769 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10770 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10771 explicitly nor clear stmt operands.
10772 Free the decl-to-pointer map.
10773 * tree-optimize.c (execute_free_datastructures): Do not free
10774 SSA data structures here.
10775 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10776 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10777 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10779 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10781 2009-07-13 DJ Delorie <dj@redhat.com>
10783 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10784 unrolling at the right iteration count.
10786 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10789 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10791 * haifa-sched.c (rank_for_schedule): Introduced flags to
10792 enable/disable individual scheduling heuristics.
10793 * common.opt: Introduced flags to enable/disable individual
10794 heuristics in the scheduler.
10795 * doc/invoke.texi: Introduced flags to enable/disable individual
10796 heuristics in the scheduler.
10798 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10800 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10801 config/i386/mingw-tls.c.
10802 * config/i386/mingw-tls.c: Removed.
10804 2009-07-13 Ira Rosen <irar@il.ibm.com>
10806 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10807 checks access only relevant statements.
10808 (vectorizable_reduction): Likewise.
10810 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10812 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10813 just for 32-bit case.
10815 2009-07-12 Jan Hubicka <jh@suse.cz>
10817 PR tree-optimization/40585
10818 * except.c (expand_resx_expr): When there already is resume
10819 instruction, produce linked list.
10820 (build_post_landing_pads): Assert that resume is empty.
10821 (connect_post_landing_pads): Handle resume lists.
10822 (dump_eh_tree): Dump resume list.
10824 2009-07-12 Ira Rosen <irar@il.ibm.com>
10826 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10827 with additional argument.
10828 * tree-vectorizer.h (enum vect_def_type): Add
10829 vect_double_reduction_def.
10830 (vect_is_simple_reduction): Add argument.
10831 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10833 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10834 vect_is_simple_reduction with additional argument.
10835 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10837 (reduction_code_for_scalar_code): Handle additional codes by
10838 returning ERROR_MARK for them. Fix comment and indentation.
10839 (vect_is_simple_reduction): Fix comment, add argument to specify
10840 double reduction. Detect double reduction.
10841 (get_initial_def_for_induction): Fix indentation.
10842 (get_initial_def_for_reduction): Fix comment and indentation.
10843 Handle double reduction. Create initial definitions that do not
10844 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10845 (vect_create_epilog_for_reduction): Fix comment, add argument to
10846 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10847 epilogue result extraction. Create double reduction phi node and
10848 replace relevant uses.
10849 (vectorizable_reduction): Call vect_is_simple_reduction with
10850 additional argument. Fix indentation. Update epilogue code treatment
10851 according to the changes in reduction_code_for_scalar_code. Check
10852 for double reduction. Call vect_create_epilog_for_reduction with
10853 additional argument.
10854 * tree-vect-stmts.c (process_use): Handle double reduction, update
10856 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10857 (vect_get_vec_def_for_operand): Likewise.
10859 2009-07-12 Danny Smith <dansmister@gmail.com>
10861 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10862 dllexport if !TREE_PUBLIC.
10863 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10865 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10867 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10868 (avr_extra_arch_macro) Remove declatation.
10869 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10870 (avr_extra_arch_macro) Declare as static.
10871 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10873 2009-07-11 Jan Hubicka <jh@suse.cz>
10875 PR middle-end/48388
10876 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10878 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10881 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10882 cold_in_std_section bits.
10883 (dwarf2out_begin_prologue): Initialize them.
10884 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10885 if already covered by text_section or cold_text_section range.
10887 PR rtl-optimization/40667
10888 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10889 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10890 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10891 * config/i386/i386.c (ix86_minimum_alignment): New function.
10892 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10893 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10894 * emit-rtl.c (gen_reg_rtx): Likewise.
10895 * function.c (assign_parms): Likewise. If nominal_type needs
10896 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10897 rather than passed_type's alignment.
10900 * function.c (assign_parm_setup_stack): Adjust
10901 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10902 from nominal_mode on big endian.
10904 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10906 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10908 2009-07-10 DJ Delorie <dj@redhat.com>
10910 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10912 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10914 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10916 (thumb2_cbnz): Likewise.
10918 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10921 * config.gcc (supported_defaults): Add synci.
10922 (with_synci): Add validation.
10923 (all_defaults): Add synci.
10924 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10927 * config/mips/mips.opt (msynci): New option.
10928 * config/mips/mips.c (mips_override_options): Warn on use of
10929 -msynci for targets that do now support it.
10930 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10932 * gcc/doc/invoke.texi (-msynci): Document the new option.
10933 * doc/install.texi (--with-synci): Document the new option.
10935 2009-07-10 Richard Guenther <rguenther@suse.de>
10937 PR tree-optimization/40496
10938 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10939 the PHI result with a compatible type.
10941 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10945 * c.opt (Wunused-result): New.
10946 * doc/invoke.texi: Document it.
10947 * c-common.c (c_warn_unused_result): Use it.
10949 2009-07-09 DJ Delorie <dj@redhat.com>
10951 * targhooks.c (default_target_can_inline_p): Rename from
10952 default_target_option_can_inline_p.
10953 * targhooks.h (default_target_can_inline_p): Likewise.
10954 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10955 TARGET_OPTION_CAN_INLINE_P.
10956 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10957 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10958 (mep_target_can_inline_p): Rename from
10959 mep_target_option_can_inline_p.
10962 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10963 registers used to pass vectors.
10965 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10967 2009-07-09 Tom Tromey <tromey@redhat.com>
10969 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10970 * config/mmix/mmix.c: Include dwarf2.h.
10971 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10972 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10973 * config/sh/sh.c: Include dwarf2.h.
10974 * config/i386/i386.c: Include dwarf2.h.
10975 * Makefile.in (DWARF2_H): Remove 'elf'.
10976 * except.c: Include dwarf2.h.
10977 * unwind-dw2.c: Include dwarf2.h.
10978 * dwarf2out.c: Include dwarf2.h.
10979 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10980 * unwind-dw2-fde.c: Include dwarf2.h.
10981 * dwarf2asm.c: Include dwarf2.h.
10983 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10985 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10986 (max_issue): Use it.
10987 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10989 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10990 (region_sched_info): Update.
10991 * sched-ebb.c (ebb_sched_info): Update.
10992 * modulo-sched.c (sms_sched_info): Update.
10993 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10995 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10997 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10999 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11001 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11003 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11005 PR middle-end/40692
11006 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11007 arg1 with arg01 if arg1 is already INTEGER_CST.
11009 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11011 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11012 Transform (and (truncate)) into (truncate (and)).
11014 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11016 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11017 creating LHS paradoxical subregs. Fix surrounding returns to
11018 use NULL_RTX rather than 0.
11020 2009-07-08 DJ Delorie <dj@redhat.com>
11022 * config/mep/mep.c: (mep_option_can_inline_p): New.
11023 (TARGET_OPTION_CAN_INLINE_P): Define.
11025 2009-07-08 Mark Wielaard <mjw@redhat.com>
11028 * dwarf2out.c (add_data_member_location_attribute): When we have
11029 only a constant offset don't emit a new location description using
11030 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11033 2009-07-08 Richard Henderson <rth@redhat.com>
11036 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11037 (enum reg_class): Add CLOBBERED_REGS.
11038 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11039 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11040 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11041 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11042 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11043 force 64-bit sibcalls into R11.
11044 * config/i386/constraints.md (U): New constraint.
11045 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11046 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11047 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11049 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11051 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11053 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11054 * ebitmap.h (dump_ebitmap): Ditto.
11055 * optabs.h (optab_libfunc): Ditto.
11056 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11057 * tree-flow.h (vect_can_force_dr_alignment_p,
11058 get_vectype_for_scalar_type): Ditto.
11059 (vectorize_loops): Move prototype to ...
11060 * tree-vectorizer.h: ... here. Also, adjust comment.
11061 (vect_set_verbosity_level): Remove duplicate prototype.
11062 * tree-ssa-loop.c: Include tree-vectorizer.h.
11063 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11065 2009-07-08 Nick Clifton <nickc@redhat.com>
11067 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11070 2009-07-08 DJ Delorie <dj@redhat.com>
11072 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11073 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11074 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11076 * config/mep/intrinsics.md: Regenerated.
11077 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11078 registers when asm() or calls are detected.
11080 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11083 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11085 * gimple (gimple_build_call_from_tree): Likewise.
11086 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11087 no_warning flag before warning.
11089 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11091 * tree.c (set_expr_locus): Remove.
11092 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11093 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11095 * gimplify.c (internal_get_tmp_var): Likewise.
11096 (gimplify_call_expr): Likewise.
11097 (gimplify_one_sizepos): Likewise.
11099 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11102 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11103 to variables for debugging purposes.
11105 2009-06-23 Mark Loeser <mark@halcy0n.com>
11108 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11110 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11112 * pretty-print.c (pp_base_format): Remove %J.
11113 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11114 gcc_cxxdiag_char_table): Likewise.
11115 (init_dynamic_diag_info): Likewise.
11117 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11119 * pretty-print.c (pp_base_format): Remove %H.
11120 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11121 gcc_cxxdiag_char_table): Likewise.
11122 (init_dynamic_diag_info): Likewise.
11123 * config/mep/mep.c (mep_select_section): Likewise.
11125 2009-07-07 Duncan Sands <baldrick@free.fr>
11127 * final.c (pass_clean_state): Give the pass a name.
11128 * passes.c (pass_rest_of_compilation): Likewise.
11129 * tree-optimize.c (pass_all_optimizations): Likewise.
11131 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11133 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11134 an extra 'decl' for error_at.
11136 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11138 PR middle-end/40669
11139 * tree-tailcall.c (adjust_return_value_with_ops,
11140 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11141 if it has complex or vector type.
11143 2009-07-07 Olivier Hainque <hainque@adacore.com>
11145 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11148 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11150 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11152 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11154 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11155 * c-decl.c: Likewise.
11156 * function.c: Likewise.
11157 * varasm.c: Likewise.
11158 * tree-ssa.c: Likewise.
11159 * c-common.c: Likewise.
11160 * tree-cfg.c: Likewise.
11161 * config/spu/spu.c: Likewise.
11162 * config/ia64/ia64.c: Likewise.
11163 * config/v850/v850.c: Likewise.
11165 2009-07-06 DJ Delorie <dj@redhat.com>
11167 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11168 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11169 unspecified accesses to control registers.
11170 * config/mep/intrinsics.md: Regenerate.
11171 * config/mep/intrinsics.h: Regenerate.
11172 * config/mep/mep-intrin.h: Regenerate.
11174 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11176 * c-lex.c: Replace %H by an explicit location. Update all calls.
11177 * c-common.c: Likewise.
11178 * c-decl.c: Likewise.
11179 * c-typeck.c: Likewise.
11180 * fold-const.c: Likewise.
11181 * gimplify.c: Likewise.
11182 * stmt.c: Likewise.
11183 * tree-cfg.c: Likewise.
11184 * tree-ssa-loop-niter.c: Likewise.
11185 * tree-vrp.c: Likewise.
11186 * value-prof.c: Likewise.
11188 2009-07-06 Diego Novillo <dnovillo@google.com>
11190 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11191 if it has one. Handle cases where VAR does not have an
11192 annotation or cfun is NULL.
11194 2009-07-06 Diego Novillo <dnovillo@google.com>
11196 * tree.c: Include debug.h.
11197 (initialize_tree_contains_struct): New.
11198 (init_ttree): Call it.
11199 (tree_node_structure_for_code): Factor out of ...
11200 (tree_node_structure): ... here.
11201 * treestruct.def (TS_PHI_NODE): Remove.
11202 (TS_GIMPLE_STATEMENT): Remove.
11204 2009-07-06 Diego Novillo <dnovillo@google.com>
11206 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11207 (debug_tree_chain): Handle cycles.
11209 2009-07-06 Nick Clifton <nickc@redhat.com>
11210 DJ Delorie <dj@redhat.com>
11212 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11213 __FMOVD_ENABLED__ is defined.
11215 (TARGET_FMOVD): Provide a default definition.
11216 (MASK_FMOVD): Likewise.
11217 (TARGET_CPU_CPP_BUILTINS): Define
11218 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11219 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11220 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11221 (split for DF load from memory into register): Also handle
11222 MEMs which consist of REG+DISP addressing.
11223 (split for DF store from register to memory): Likewise.
11224 (movsf_ie): Always use single fp_mode.
11225 * config/sh/sh.c (sh_override_options): Do not automatically
11226 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11227 that to the -mfmovd command line switch.
11228 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11229 (fldi_ok): Always allow.
11230 * config/sh/sh.opt (mfmovd): Remove this switch.
11231 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11233 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11234 Kaz Kojima <kkojima@gcc.gnu.org>
11236 PR rtl-optimization/30807
11237 * postreload.c (reload_combine): For every new use of REG_SUM,
11238 record the use of BASE.
11240 2009-07-06 Jan Hubicka <jh@suse.cz>
11242 * params.def: Revert my accidental commit at 2009-06-30.
11244 2009-07-04 Ian Lance Taylor <iant@google.com>
11247 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11249 (mingw_format_attribute_overrides): Likewise.
11251 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11254 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11255 don't check cfa.reg. Instead of cfa.indirect use
11256 fde && fde->drap_reg != INVALID_REGNUM test.
11258 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11260 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11262 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11265 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11267 2009-07-03 Richard Guenther <rguenther@suse.de>
11269 PR tree-optimization/40640
11270 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11273 2009-07-03 Jan Hubicka <jh@suse.cz>
11275 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11276 for size, reduce amount of inlining.
11278 2009-07-03 Richard Guenther <rguenther@suse.de>
11280 PR middle-end/34163
11281 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11282 if t +- x is known to not overflow and the conversion widens the
11284 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11286 2009-07-03 Jan Hubicka <jh@suse.cz>
11288 * ipa-pure-const.c (analyze): Update loop optimizer init.
11289 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11290 try_remove_empty_loop, remove_empty_loops): Remove.
11291 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11292 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11293 to mark regular loops as neccesary.
11294 (degenerate_phi_p): New function.
11295 (propagate_necessity, remove_dead_phis): Use it.
11296 (forward_edge_to_pdom): Likewise.
11297 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11298 virtual PHI nodes that became unreachable.
11299 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11300 * tree-flow.h (remove_empty_loops): Remove.
11301 * passes.c (init_optimization_passes): Remove.
11303 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11305 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11306 can_create_pseudo_p.
11307 (*fix_trunc<mode>_i387_1): Ditto.
11308 (*floathi<mode>2_1): Ditto.
11309 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11310 (*fistdi2_1): Ditto.
11311 (*fist<mode>2_1): Ditto.
11312 (frndintxf2_floor): Ditto.
11313 (*fist<mode>2_floor_1): Ditto.
11314 (frndintxf2_ceil): Ditto.
11315 (*fist<mode>2_ceil_1): Ditto.
11316 (frndintxf2_trunc): Ditto.
11317 (frndintxf2_mask_pm): Ditto.
11318 (fxam<mode>2_i387_with_temp): Ditto.
11319 * config/i386/sse.md (mulv16qi3): Ditto.
11320 (*sse2_mulv4si3): Ditto.
11322 (sse4_2_pcmpestr): Ditto.
11323 (sse4_2_pcmpistr): Ditto.
11325 2009-07-03 Jan Hubicka <jh@suse.cz>
11327 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11328 (mark_stmt_necessary): Set it.
11329 (mark_operand_necessary): Set it.
11330 (mark_control_dependent_edges_necessary): Set it.
11331 (mark_virtual_phi_result_for_renaming): New function.
11332 (get_live_post_dom): New function.
11333 (forward_edge_to_pdom): New function.
11334 (remove_dead_stmt): Fix handling of control dependences.
11335 (tree_dce_init): Init new bitmap.
11336 (tree_dce_done): Free it.
11338 2009-07-02 Richard Guenther <rguenther@suse.de>
11341 * tree-ssa-structalias.c (new_var_info): Initialize
11344 2009-07-02 Jan Hubicka <jh@suse.cz>
11346 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11349 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11351 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11352 instead of recomputing it. Adjust calls.
11353 (emit_store_flag): Adjust recursive calls.
11355 2009-07-02 Richard Guenther <rguenther@suse.de>
11357 * tree-ssa-live.c (remove_unused_locals): Do not remove
11359 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11360 of DECL_EXTERNAL for HEAP variables.
11361 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11362 HEAP variables. Do not adjust RESTRICT vars.
11363 (find_what_var_points_to): Nobody cares if something
11364 points to READONLY.
11366 2009-07-02 Ben Elliston <bje@au.ibm.com>
11368 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11369 pc_low and pc_high declarations to the top of the function.
11371 2009-07-01 DJ Delorie <dj@redhat.com>
11373 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11374 registers as fixed.
11375 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11376 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11377 unspecified accesses to control registers.
11378 * config/mep/intrinsics.md: Regenerate.
11379 * config/mep/intrinsics.h: Regenerate.
11380 * config/mep/mep-intrin.h: Regenerate.
11382 2009-07-01 Anthony Green <green@moxielogic.com>
11384 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11385 instruction when possible.
11386 (moxie_expand_prologue): Ditto. Also, save an instruction and
11387 some complexity by popping off of $r12 instead of $sp.
11388 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11391 2009-07-01 Richard Henderson <rth@redhat.com>
11394 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11395 contained no insns, reposition note before last insn.
11397 2009-07-01 Richard Henderson <rth@redhat.com>
11400 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11401 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11403 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11406 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11407 darwin9 for printing reg addresses with %y.
11409 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11411 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11412 truncation from operands in binary operations.
11414 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11417 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11418 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11419 subreg of op0 to the original op0.
11421 * expmed.c (store_bit_field_1): Use a temporary as the destination
11422 instead of a paradoxical subreg when we need to truncate the result.
11424 2009-07-01 DJ Delorie <dj@redhat.com>
11426 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11427 names to VLIW variants.
11428 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11429 * config/mep/intrinsics.md: Regenerate.
11430 * config/mep/intrinsics.h: Regenerate.
11431 * config/mep/mep-intrin.h: Regenerate.
11433 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11436 * jump.c (returnjump_p): Revert last patch.
11437 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11439 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11442 * pa.md (casesi32p): Use jump table label to determine the offset
11444 (casesi64p): Likewise.
11446 * pa.c (forward_branch_p): Return bool type. Use instruction
11447 addresses when available. Assert that INSN has a jump label.
11448 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11451 2009-07-01 Richard Guenther <rguenther@suse.de>
11453 PR tree-optimization/19831
11454 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11455 that only act as barriers do not make any previous stores necessary.
11456 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11457 HEAP variables global, do not add a constraint from nonlocal.
11458 (find_func_aliases): Handle escapes through return statements.
11459 (compute_points_to_sets): Make escaped HEAP variables global.
11461 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11464 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11465 after reducing a DImode cstore to SImode.
11467 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11469 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11470 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11472 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11474 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11475 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11477 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11478 and umod_optab if TARGET_BSD_DIVMOD.
11479 * config/vax/lib1funcs.asm: New file.
11480 * config/vax/t-linux: New file.
11481 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11483 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11486 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11487 to type arguments that have void type.
11490 * dwarf2out.c (gen_formal_parameter_die): Call
11491 equate_decl_number_to_die if node is different from origin.
11493 2009-06-30 Anthony Green <green@moxielogic.com>
11495 Clean up moxie port for --enable-build-with-cxx.
11496 * config/moxie/moxie.c (moxie_function_value): First two
11497 parameters are const_tree, not tree.
11498 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11499 (REG_CLASS_NAMES): Ditto.
11500 (REGNO_REG_CLASS): Ditto.
11501 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11502 (moxie_function_value): Fix constyness of arguments.
11504 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11506 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11507 finalize_size_functions before further processing.
11508 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11509 (variable_size): Call self_referential_size on size expressions
11510 that contain a PLACEHOLDER_EXPR.
11511 (size_functions): New static variable.
11512 (copy_self_referential_tree_r): New static function.
11513 (self_referential_size): Likewise.
11514 (finalize_size_functions): New global function.
11515 * tree.c: Include tree-inline.h.
11516 (push_without_duplicates): New static function.
11517 (find_placeholder_in_expr): New global function.
11518 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11520 <tcc_expression>: Likewise.
11521 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11522 the call in the expression.
11523 * tree.h (finalize_size_functions): Declare.
11524 (find_placeholder_in_expr): Likewise.
11525 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11526 (substitute_placeholder_in_expr): Update comment.
11527 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11529 (copy_tree_body_r): Likewise.
11530 (copy_tree_body): New static function.
11531 (maybe_inline_call_in_expr): New global function.
11532 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11533 (maybe_inline_call_in_expr): Declare.
11534 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11535 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11538 2009-06-30 Richard Guenther <rguenther@suse.de>
11540 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11542 (propagate_necessity): Do not mark reaching defs of stores
11545 2009-06-30 Jan Hubicka <jh@suse.cz>
11547 * cfgloopanal.c (check_irred): Move into ...
11548 (mark_irreducible_loops): ... here; return true if ireducible
11550 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11551 (analyze_function): Try to prove loop finiteness.
11552 * cfgloop.h (mark_irreducible_loops): Update prototype.
11553 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11555 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11557 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11559 2009-06-30 Ira Rosen <irar@il.ibm.com>
11561 PR tree-optimization/40542
11562 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11565 2009-06-30 Martin Jambor <mjambor@suse.cz>
11567 PR tree-optimization/40582
11568 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11569 than useless_type_conversion_p.
11570 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11573 2009-06-30 Martin Jambor <mjambor@suse.cz>
11575 PR middle-end/40554
11576 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11578 2009-06-30 Richard Guenther <rguenther@suse.de>
11580 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11581 use ao_ref references.
11582 (walk_aliased_vdefs): Likewise.
11583 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11584 * tree-ssa-dce.c (struct ref_data): Remove.
11585 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11586 (mark_aliased_reaching_defs_necessary): Adjust.
11587 (mark_all_reaching_defs_necessary_1): Likewise.
11589 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11592 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11593 (emit_store_flag_1): Extract from emit_store_flag, adjust
11594 calls to (what now is) emit_cstore.
11595 (emit_store_flag): Call emit_store_flag_1 and also use it
11596 for what used to be recursive calls.
11598 2009-06-30 Wei Guozhi <carrot@google.com>
11601 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11602 if the target bb post dominates from bb.
11603 * config/i386/i386.c (memory_address_length): Check existence of base
11604 register before using it.
11606 2009-06-30 Nick Clifton <nickc@redhat.com>
11607 DJ Delorie <dj@redhat.com>
11609 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11610 __FMOVD_ENABLED__ is defined.
11612 (TARGET_FMOVD): Provide a default definition.
11613 (MASK_FMOVD): Likewise.
11614 (TARGET_CPU_CPP_BUILTINS): Define
11615 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11616 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11617 two fmov instructions depending upon whether TARGET_FMOVD is
11619 (split for DF load from memory into register): Also handle
11620 MEMs which consist of REG+DISP addressing.
11621 (split for DF store from register to memory): Likewise.
11622 * config/sh/sh.opt (mfmovd): Remove this switch.
11623 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11624 * config/sh/sh.c (sh_override_options): Do not automatically
11625 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11626 that to the -mfmovd command line switch.
11628 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11630 (fldi_ok): Always allow.
11631 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11633 2009-06-29 DJ Delorie <dj@redhat.com>
11635 * doc/install.texi (mep-x-elf): Correct chip's full name.
11637 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11639 * doc/extend.texi: Fix typo.
11641 2009-06-29 Tom Tromey <tromey@redhat.com>
11643 * dwarf2.h: Remove.
11644 * Makefile.in (DWARF2_H): New variable.
11645 (except.o): Use it.
11646 (dwarf2out.o): Likewise.
11647 (dwarf2asm.o): Likewise.
11648 * config/i386/t-i386: Use DWARF2_H.
11649 * except.c: Include elf/dwarf2.h.
11650 * unwind-dw2.c: Include elf/dwarf2.h.
11651 * dwarf2out.c: Include elf/dwarf2.h.
11652 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11653 <dtprel>: New field.
11654 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11655 (size_of_loc_descr): Likewise.
11656 (output_loc_operands_raw): Likewise.
11657 (output_loc_operands): Handle new dtprel field.
11658 (loc_checksum): Update.
11659 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11660 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11661 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11662 * dwarf2asm.c: Include elf/dwarf2.h.
11663 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11664 * config/mmix/mmix.c: Include elf/dwarf2.h.
11665 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11666 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11667 * config/sh/sh.c: Include elf/dwarf2.h.
11668 * config/i386/i386.c: Include elf/dwarf2.h.
11670 2009-06-29 DJ Delorie <dj@redhat.com>
11672 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11674 * doc/extend.texi: Add MeP attributes and pragmas.
11675 * doc/invoke.text: Add MeP Options.
11676 * doc/contrib.texi: Add MeP contribution.
11677 * doc/md.texi: Add MeP constraints.
11678 * doc/install.texi: Add MeP target.
11680 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11682 * target.h (struct gcc_target): Add frame_pointer_required field.
11683 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11684 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11685 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11687 * reload1.c (update_eliminables): (Ditto.).
11688 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11689 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11690 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11692 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11694 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11695 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11696 (arm_frame_pointer_required): New function.
11698 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11699 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11700 (avr_frame_pointer_required_p): Declare as static.
11701 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11703 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11704 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11705 (bfin_frame_pointer_required): Make as static, change return type
11707 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11709 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11710 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11711 (cris_frame_pointer_required): New function.
11713 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11715 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11716 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11717 (fr30_frame_pointer_required): New function.
11719 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11720 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11721 (frv_frame_pointer_required): Make as static, change return type
11723 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11725 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11726 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11727 (ix86_frame_pointer_required): Make as static, change return type to
11729 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11731 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11732 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11734 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11736 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11738 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11740 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11741 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11742 (mips_frame_pointer_required): Make as static.
11743 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11745 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11746 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11747 (mmix_frame_pointer_required): Mew function.
11749 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11750 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11752 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11754 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11756 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11758 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11759 (CAN_ELIMINATE): Redefine.
11760 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11761 (sparc_frame_pointer_required): New function.
11762 (sparc_can_eliminate): New function.
11763 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11765 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11766 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11768 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11769 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11770 (xtensa_frame_pointer_required): Make as static, change return type
11772 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11775 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11777 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11778 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11779 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11780 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11781 (register_callback): Handle PLUGIN_START_UNIT.
11782 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11784 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11786 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11788 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11789 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11791 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11793 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11796 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11798 * doc/extend.texi (Additional Floating Types): __float128 is also
11799 supported on i386 targets.
11801 2009-06-29 Richard Guenther <rguenther@suse.de>
11803 PR middle-end/14187
11804 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11806 (pt_solutions_same_restrict_base): Declare.
11807 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11809 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11810 (make_constraint_from, make_copy_constraint): Move earlier.
11811 (make_constraint_from_heapvar): New function.
11812 (make_constraint_from_restrict): Likewise.
11813 (handle_lhs_call): Use it.
11814 (find_func_aliases): Use it to track conversions to restrict
11815 qualified pointers.
11816 (struct fieldoff): Add only_restrict_pointers flag.
11817 (push_fields_onto_fieldstack): Initialize it.
11818 (create_variable_info_for): Track global restrict qualified pointers.
11819 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11820 Track restrict qualified pointer arguments.
11821 (set_uids_in_ptset): Use varinfo is_global_var flag.
11822 (find_what_var_points_to): Set the vars_contains_restrict flag.
11823 Always create the points-to solution for sets including restrict tags.
11824 (pt_solutions_same_restrict_base): New function.
11825 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11826 qualified pointers use pt_solutions_same_restrict_base as
11827 additional source for disambiguation.
11829 2009-06-29 Richard Guenther <rguenther@suse.de>
11831 PR middle-end/38212
11832 * alias.c (find_base_decl): Remove.
11833 (get_deref_alias_set_1): Remove restrict handling.
11834 * c-common.c (c_apply_type_quals_to_decl): Do not set
11835 DECL_POINTER_ALIAS_SET.
11836 * gimplify.c (find_single_pointer_decl_1): Remove.
11837 (find_single_pointer_decl): Likewise.
11838 (internal_get_tmp_var): Remove restrict handling.
11839 (gimple_regimplify_operands): Likewise.
11840 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11841 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11842 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11843 * tree.c (restrict_base_for_decl): Remove.
11844 (init_ttree): Do not allocate it.
11845 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11846 LABEL_DECL_UID for label decls.
11847 (copy_node_stat): Do not copy restrict information.
11848 (decl_restrict_base_lookup): Remove.
11849 (decl_restrict_base_insert): Likewise.
11850 (print_restrict_base_statistics): Likewise.
11851 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11852 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11853 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11854 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11855 (LABEL_DECL_UID): Adjust.
11856 (DECL_BASED_ON_RESTRICT_P): Remove.
11857 (DECL_GET_RESTRICT_BASE): Likewise.
11858 (SET_DECL_RESTRICT_BASE): Likewise.
11859 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11861 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11862 instead of DECL_POINTER_ALIAS_SET.
11863 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11864 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11865 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11867 2009-06-29 Richard Guenther <rguenther@suse.de>
11869 PR tree-optimization/40579
11870 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11871 the IL to simplify has constants that overflowed.
11873 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11875 PR tree-optimization/40550
11876 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11877 vector_compute_type only when the size of vector_compute_type is
11878 less than the size of type.
11880 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11882 * fold-const.c (contains_label_1): Fix comments.
11883 (contains_label_p): Do not walk trees multiple time.
11885 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11887 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11888 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11889 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11890 ix86_fp_comparison_operator.
11891 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11892 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11893 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11894 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11895 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11896 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11897 (related splits): Change predicate to ix86_fp_comparison_operator.
11898 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11899 instead of ix86_fp_comparison_codes.
11900 (ix86_trivial_fp_comparison_operator,
11901 ix86_fp_comparison_operator): New.
11902 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11903 (ix86_expand_compare): Eliminate last two parameters.
11904 (ix86_fp_jump_nontrivial_p): Kill.
11905 * config/i386/i386.c (put_condition_code): Eliminate call to
11906 ix86_fp_comparison_codes and subsequent assertion.
11907 (ix86_fp_comparison_codes): Eliminate.
11908 (ix86_fp_swap_condition): New.
11909 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11910 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11911 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11912 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11913 and ix86_fp_swap_condition.
11914 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11915 Use ix86_fp_comparison_strategy.
11916 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11917 (ix86_fp_jump_nontrivial_p): Eliminate.
11918 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11919 call to ix86_expand_compare.
11920 (ix86_split_fp_branch, ix86_expand_setcc,
11921 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11922 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11924 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11926 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11927 related to jump_clobbers.
11928 * config/arm/arm.md (conds): Remove jump_clob case.
11929 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11930 splits): Change comparison_operator to arm_comparison_operator.
11931 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11934 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11936 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11937 condition for floating point modes.
11938 * expmed.c (emit_store_flag_1): Move here a bigger part
11939 of emit_store_flag.
11940 (emit_store_flag): Try swapping the condition for floating point
11942 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11944 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11946 * expr.c (expand_expr_real_1): Just use do_store_flag.
11947 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11948 emit_store_flag_force.
11949 * expmed.c (emit_store_flag_force): Copy here trick
11950 previously in expand_expr_real_1. Try reversing the comparison.
11951 (emit_store_flag_1): Work if target is NULL.
11952 (emit_store_flag): Work if target is NULL, using the result mode
11953 from the comparison. Use split_comparison, restructure final part
11954 to simplify conditionals.
11956 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11958 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11959 * dojump.c (do_jump): Change handling of floating-point
11960 ops to use just do_compare_and_jump.
11961 (split_comparison): New.
11962 (do_compare_rtx_and_jump): Add here logic coming previously
11963 in do_jump, using split_comparison.
11965 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11968 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11970 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11972 * tree-ssa-alias.c: Fix unintentional commit.
11974 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11976 * passes.c (execute_one_pass): Fix unintentional commit.
11978 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11980 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11981 (df_rd_local_compute, df_md_local_compute): Inline them.
11983 (df_md_scratch): New.
11984 (df_md_alloc, df_md_free): Allocate/free it.
11985 (df_md_local_compute): Only include live registers in init.
11986 (df_md_transfer_function): Prune the in-set computed by
11987 the confluence function, and the gen-set too.
11989 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11991 PR rtl-optimization/26854
11992 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11993 * df-problems.c (df_rd_add_problem): Fix comment.
11994 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11995 df_md_simulate_artificial_defs_at_top,
11996 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11997 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11998 df_md_transfer_function, df_md_init, df_md_confluence_0,
11999 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12000 problem_MD, df_md_add_problem): New.
12001 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12002 df_md_get_bb_info): New.
12003 (DF_LAST_PROBLEM_PLUS1): Adjust.
12005 * Makefile.in (fwprop.o): Include domwalk.h.
12006 * fwprop.c: Include domwalk.h.
12007 (reg_defs, reg_defs_stack): New.
12008 (bitmap_only_bit_between): Remove.
12009 (process_defs): New.
12010 (process_uses): Use reg_defs and local_md instead of
12011 bitmap_only_bit_between and local_rd.
12012 (single_def_use_enter_block): New, from build_single_def_use_links.
12013 (single_def_use_leave_block): New.
12014 (build_single_def_use_links): Remove code moved to
12015 single_def_use_enter_block, invoke domwalk.
12016 (use_killed_between): Adjust comment.
12018 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12020 * bitmap.h (bitmap_ior_and_into): New.
12021 * bitmap.c (bitmap_ior_and_into): New.
12023 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12025 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12026 before_dom_children_before_stmts and after_dom_children_after_stmts.
12027 Rename the two remaining callbacks to just before_dom_children and
12028 after_dom_children. Remove other GIMPLE statement walking bits.
12029 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12030 * graphite.c: Do not include domwalk.h.
12031 * tree-into-ssa.c (interesting_blocks): New global.
12032 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12033 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12034 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12035 now that they're not domwalk callbacks.
12036 (rewrite_initialize_block): Rename to...
12037 (rewrite_enter_block): ... this, place after called functions. Test
12038 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12039 (rewrite_finalize_block): Rename to...
12040 (rewrite_leave_block): ... this, place after called functions.
12041 (rewrite_update_init_block): Rename to...
12042 (rewrite_update_enter_block): ... this, place after called functions.
12043 Test interesting_blocks, call rewrite_update_stmt and
12044 rewrite_update_phi_arguments.
12045 (rewrite_update_fini_block): Rename to...
12046 (rewrite_leave_block): ... this, place after called functions.
12047 (rewrite_blocks): Remove last argument, simplify initialization of
12049 (mark_def_sites_initialize_block): Rename to...
12050 (mark_def_sites_block): ... this, call mark_def_sites.
12051 (mark_def_sites_blocks): Remove argument, simplify initialization of
12053 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12054 (update_ssa): Likewise.
12055 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12057 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12058 (dom_opt_initialize_block): Rename to...
12059 (dom_opt_enter_block): ... this, place after called functions. Walk
12060 statements here, inline propagate_to_outgoing_edges.
12061 (dom_opt_finalize_block): Rename to...
12062 (dom_opt_leave_block): ... this, place after called functions.
12063 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12065 (dse_enter_block, dse_record_phi): New.
12066 (dse_record_phis): Delete.
12067 (dse_finalize_block): Rename to...
12068 (dse_leave_block): ... this.
12069 (tree_ssa_dse): Simplify initialization of walk_data.
12070 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12071 Adjust initialization of walk_data.
12072 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12073 * tree-ssa-loop-phiopt.c (get_non_trapping):
12074 Adjust initialization of walk_data.
12075 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12076 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12077 it's not a domwalk callback.
12078 (uncprop_initialize_block): Rename to...
12079 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12080 (dse_finalize_block): Rename to...
12081 (dse_leave_block): ... this.
12082 (tree_ssa_uncprop): Simplify initialization of walk_data.
12083 * Makefile.in: Adjust dependencies.
12085 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12087 * arm.md (casesi): Fix test for Thumb1.
12088 (thumb1_casesi_internal_pic): Likewise.
12089 (thumb1_casesi_dispatch): Likewise.
12091 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12093 * config/arm/arm-cores.def: Added core cortex-m0.
12094 * config/arm/arm-tune.md: Regenerated.
12095 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12097 2009-06-26 DJ Delorie <dj@redhat.com>
12099 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12101 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12102 the scheduler doesn't tag jump insns.
12104 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12106 * c-decl.c (merge_decls): Re-indent.
12108 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12111 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12112 Special-case decimal float constants.
12114 2009-06-26 Richard Henderson <rth@redhat.com>
12116 * function.h (struct function): Add cannot_be_copied_reason,
12117 and cannot_be_copied_set.
12118 * tree-inline.c (has_label_address_in_static_1): Rename from
12119 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12120 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12121 don't set inline_forbidden_reason.
12122 (copy_forbidden): New function, split out of inline_forbidden_p.
12123 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12124 (inline_forbidden_p): Use copy_forbidden.
12125 (tree_versionable_function_p): Likewise.
12126 (inlinable_function_p): Merge into tree_inlinable_function_p.
12127 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12128 * ipa-cp.c (ipcp_versionable_function_p): New function.
12129 (ipcp_cloning_candidate_p): Use it.
12130 (ipcp_node_modifiable_p): Likewise.
12132 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12134 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12135 that is marked not to be inlined. Remove flag_mudflap use.
12136 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12137 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12139 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12142 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12143 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12145 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12147 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12149 (__mingwthr_remove_key_dtor): Likewise.
12151 2009-06-26 Richard Guenther <rguenther@suse.de>
12153 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12155 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12157 PR middle-end/40525
12158 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12159 try the non-cond_exec path also.
12161 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12164 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12165 (output_cbranch): Use new functions.
12166 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12169 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12170 Pat Haugen <pthaugen@us.ibm.com>
12171 Revital Eres <ERES@il.ibm.com>
12173 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12174 for %c error. Add %x support to print VSX registers as a unified
12175 register set, instead of separate float and altivec registers.
12176 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12177 %y case, and add support for VSX pre-modify addresses.
12178 (output_toc): Add assert for CONST containing an integer constant
12180 (rs6000_adjust_cost): Add POWER7 support.
12181 (insn_must_be_first_in_group): Ditto.
12182 (insn_must_be_last_in_group): Ditto.
12183 (rs6000_emit_popcount): Ditto.
12184 (rs6000_vector_mode_supported_p): Ditto.
12186 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12187 Change some of the functions called by macros to being called
12188 through a pointer, so debug functions can be inserted if
12189 -mdebug=addr or -mdebug=cost.
12190 (rs6000_preferred_reload_class_ptr): Ditto.
12191 (rs6000_secondary_reload_class_ptr): Ditto.
12192 (rs6000_secondary_memory_needed_ptr): Ditto.
12193 (rs6000_cannot_change_mode_class_ptr): Ditto.
12194 (rs6000_secondary_reload_inner): Ditto.
12195 (rs6000_legitimize_reload_address): Ditto.
12196 (rs6000_legitimize_reload_address_ptr): Ditto.
12197 (rs6000_mode_dependent_address): Ditto.
12198 (rs6000_mode_dependent_address_ptr): Ditto.
12200 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12201 function to return true if the mode allows reg + integer
12203 (virtual_stack_registers_memory_p): New function to return true if
12204 the address refers to a virtual stack register.
12205 (rs6000_legitimate_offset_address_p): Move code to say whether a
12206 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12208 (rs6000_legitimate_address_p): Add checks for modes that only can
12209 do reg+reg addressing. Start adding VSX support.
12210 (rs6000_legitimize_reload_address): Ditto.
12211 (rs6000_legitimize_address): Ditto.
12212 (rs6000_debug_legitimate_address_p): New debug functions for
12213 -mdebug=addr and -mdebug=cost.
12214 (rs6000_debug_rtx_costs): Ditto.
12215 (rs6000_debug_address_costs): Ditto.
12216 (rs6000_debug_adjust_cost): Ditto.
12217 (rs6000_debug_legitimize_address): Ditto.
12218 (rs6000_legitimize_reload_address_ptr): Point to call normal
12219 function or debug function. Make functions called via pointer
12221 (rs6000_mode_dependent_address_ptr): Ditto.
12222 (rs6000_secondary_reload_class_ptr): Ditto.
12223 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12224 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12225 into a friendlier error.
12226 (rs6000_init_builtins): Add initial VSX support.
12227 (rs6000_adjust_cost): Fix some spacing issues.
12229 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12230 (REG_CLASS_NAMES): Ditto.
12231 (REG_CLASS_CONTENTS): Ditto.
12232 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12233 pointer, to add -mdebug=addr support.
12234 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12235 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12236 -mdebug=addr support.
12237 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12238 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12239 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12241 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12243 (bswapsi*): Set attribute types for load/store. Add combiner
12244 patterns to eliminate zero extend on 64-bit.
12245 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12246 stdbrx if the hardware supports those instructions.
12248 2009-06-25 Ian Lance Taylor <iant@google.com>
12250 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12251 (Link Options): Document -static-libstdc++.
12253 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12256 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12257 DATA_ALIGNMENT instead.
12259 2009-06-25 Richard Guenther <rguenther@suse.de>
12261 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12262 indirect references against the callused/escaped solutions.
12263 (call_may_clobber_ref_p_1): Likewise.
12265 2009-06-25 Martin Jambor <mjambor@suse.cz>
12267 PR tree-optimization/40493
12268 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12269 (enum unscalarized_data_handling): New type.
12270 (handle_unscalarized_data_in_subtree): Return what has been done.
12271 (load_assign_lhs_subreplacements): Handle left flushes differently.
12272 (sra_modify_assign): Use unscalarized_data_handling, simplified
12273 condition determining whether to remove the statement.
12275 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12277 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12278 excerpt - @ should be doubled for texinfo.
12280 2009-06-24 Ian Lance Taylor <iant@google.com>
12282 * config/arc/arc.c: Include "df.h".
12283 (arc_attribute_table): Make static. Move higher in file.
12284 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12285 (output_shift): Initialize n later to avoid warning.
12286 * config/arm/arm.c (arm_attribute_table): Make static. Move
12288 * config/avr/avr.c (avr_attribute_table): Make static. Move
12290 (reg_class_tab): Change array type from int to enum reg_class.
12291 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12293 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12294 (lshrhi3_out): Likewise.
12295 (class_likely_spilled_p): Change return type to bool.
12296 (avr_rtx_costs): Use local code variable with enum type.
12297 * config/avr/avr.md (movmemhi): Use add_reg_note.
12298 (andhi3, andsi3): Don't use AS2 with "and".
12299 (iorhi3, iorsi3): Don't use AS2 with "or".
12300 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12301 * config/crx/crx.c: Include "df.h".
12302 (crx_attribute_table): Make static.
12303 * config/m32r/m32r.c: Include "df.h".
12304 (m32r_attribute_table): Make static. Move higher in file.
12305 (pop): Use add_reg_note.
12306 (block_move_call): Change 0 to LCT_NORMAL in function call.
12307 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12308 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12309 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12310 declare, not just when TREE_CODE is defined.
12311 * config/m68hc11/m68hc11.c: Include "expr.h".
12312 (m68hc11_attribute_table): Make static. Move higher in file.
12313 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12315 (m68hc11_register_indirect_p): Likewise.
12316 (m68hc11_function_arg_padding): Change return type to enum
12318 (emit_move_after_reload): Use add_reg_note.
12319 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12320 (m68hc11_split_logical): Likewise.
12321 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12323 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12324 to VOIDmode in function call.
12325 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12327 (m68hc11_split_logical): Update declaration.
12328 (m68hc11_function_arg_padding): Update declaration.
12329 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12330 to array of enum reg_class.
12331 (mcore_attribute_table): Make static. Move higher in file.
12332 (mcore_rtx_costs): Add cast to enum type.
12333 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12334 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12335 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12337 * config/sh/predicates.md (trapping_target_operand): Rename and to
12339 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12341 * config/spu/spu.c (spu_attribute_table): Make static. Move
12343 * config/v850/v850.c (v850_attribute_table): Make static. Move
12345 (v850_rtx_costs): Use local code with enum type.
12346 (expand_epilogue): Add cast.
12347 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12349 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12352 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12353 -m2a-single-only and -m2a-nofpu.
12354 * config/sh/sh.opt: Document m2a generates FPU code.
12356 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12358 * defaults.h (CAN_ELIMINATE): Provide default.
12359 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12360 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12361 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12362 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12363 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12364 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12365 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12366 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12367 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12368 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12370 2009-06-24 DJ Delorie <dj@redhat.com>
12372 * mep-ext-cop.cpu: Fix copyright notice.
12373 * mep-default: Fix copyright notice.
12374 * mep-core: Fix copyright notice.
12375 * mep: Fix copyright notice.
12376 * mep-ivc2: Fix copyright notice.
12377 * mep-c5: Fix copyright notice.
12379 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12381 * doc/contrib.texi (Contributors):
12383 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12385 PR middle-end/40501
12386 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12387 src and dst operands if necessary.
12389 2009-06-23 DJ Delorie <dj@redhat.com>
12392 * config.gcc: Add mep support.
12393 * recog.c: Resurrect validate_replace_rtx_subexp().
12394 * recog.h: Likewise.
12395 * config/mep/: Add new port:
12396 * config/mep/constraints.md: New file.
12397 * config/mep/default.h: New file.
12398 * config/mep/intrinsics.h: New file.
12399 * config/mep/intrinsics.md: New file.
12400 * config/mep/ivc2-template.h: New file.
12401 * config/mep/mep-c5.cpu: New file.
12402 * config/mep/mep-core.cpu: New file.
12403 * config/mep/mep-default.cpu: New file.
12404 * config/mep/mep-ext-cop.cpu: New file.
12405 * config/mep/mep-intrin.h: New file.
12406 * config/mep/mep-ivc2.cpu: New file.
12407 * config/mep/mep-lib1.asm: New file.
12408 * config/mep/mep-lib2.c: New file.
12409 * config/mep/mep-pragma.c: New file.
12410 * config/mep/mep-protos.h: New file.
12411 * config/mep/mep-tramp.c: New file.
12412 * config/mep/mep.c: New file.
12413 * config/mep/mep.cpu: New file.
12414 * config/mep/mep.h: New file.
12415 * config/mep/mep.md: New file.
12416 * config/mep/mep.opt: New file.
12417 * config/mep/predicates.md: New file.
12418 * config/mep/t-mep: New file.
12420 2009-06-23 Ian Lance Taylor <iant@google.com>
12422 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12423 from loose_warn into c_loose_warn and from strict_warn into
12424 c_strict_warn. Set and substitute warn_cxxflags. Check for
12425 --enable-build-with-cxx. Set and substitute
12426 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12427 * Makefile.in (CXXFLAGS): New variable.
12428 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12429 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12430 the default is the same as $(STRICT_WARN).
12431 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12432 (CXX): New variable.
12433 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12434 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12435 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12436 (HOST_LIBS): New variable.
12437 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12438 (ALL_CXXFLAGS): New variable.
12439 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12440 * doc/install.texi (Configuration): Document
12441 --enable-build-with-cxx, --with-stage1-ldflags,
12442 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12443 * configure: Rebuild.
12445 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12447 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12448 from previous commit.
12450 2009-06-23 Ian Lance Taylor <iant@google.com>
12452 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12454 2009-06-23 Ian Lance Taylor <iant@google.com>
12456 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12457 with ATTRIBUTE_UNUSED.
12459 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12460 Pat Haugen <pthaugen@us.ibm.com>
12461 Revital Eres <eres@il.ibm.com>
12463 * config.in (HAVE_AS_POPCNTD): Add default definition.
12464 (HAVE_AS_LWSYNC): Ditto.
12466 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12468 (gcc_cv_as_powerpc_cmpb): Ditto.
12469 (gcc_cv_as_powerpc_dfp): Ditto.
12470 (gcc_cv_as_powerpc_vsx): Ditto.
12471 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12472 supporting the popcntd/lwsync instructions.
12473 (gcc_cv_as_powerpc_lwsync): Ditto.
12474 * configure: Regenerate.
12476 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12477 -mcpu=native and -mcpu=power7.
12478 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12480 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12481 a variable instead of a mask to reduce the number of mask bits.
12482 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12483 (-mbit-word): Ditto.
12484 (-mregnames): Ditto.
12485 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12486 (-mfused-madd): Ditto.
12488 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12490 (-mvsx): New switch for VSX instructions.
12491 (-misel): Move from a variable to a mask to allow it to be set by
12494 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12495 function declaration to an array declaration.
12496 (rs6000_hard_regno_nregs): New external array declaration.
12498 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12499 files included by rs6000.md.
12501 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12502 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12504 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12506 (rs6000_debug_reg): New -mdebug= variables.
12507 (rs6000_debug_addr): Ditto.
12508 (rs6000_debug_cost): Ditto.
12509 (rs6000_pmode): New variable to hold Pmode.
12510 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12511 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12512 calculated at compiler start.
12513 (rs6000_hard_regno_nregs): Change function to an array which holds
12514 HARD_REGNO_NREGS calculated at compiler start.
12515 (rs6000_explicit_options): Delete isel field.
12516 (rs6000_vector_unit): New array to hold which vector unit
12517 supports arithmetic options for a given type.
12518 (rs6000_vector_mem): New array to hold which vector unit supports
12519 memory reference operations for a given type.
12520 (rs6000_vector_align): New array to given the alignment of each
12522 (power7_cost): New basic costs for power7.
12523 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12524 (rs6000_hard_regno_nregs_internal): New function, moved from
12525 HARD_REGNO_NREGS, to calculate the number of registers each hard
12526 register takes for each type.
12527 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12528 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12529 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12530 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12531 unit information here so it is calculated once at compiler startup
12533 (rs6000_override_options): Make -misel a target mask. Add more
12534 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12535 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12537 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12538 (rs6000_handle_option): Move -misel from variable to target mask.
12539 (rs6000_builtin_mask_for_load): Add VSX support.
12540 (rs6000_conditional_register_usage): Ditto.
12541 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12542 (function_arg_boundary): Ditto.
12543 (rs6000_expand_builtin): Ditto.
12544 (def_builtin): Make abort message a little friendlier.
12545 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12547 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12548 assembler support the popcntd instruction instead of a vsx
12549 instruction to enable power7 support.
12550 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12551 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12552 option to the assembler if -mcpu=native.
12553 (ASM_CPU_NATIVE_SPEC): Ditto.
12554 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12556 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12557 the lwsync instruction.
12558 (enum processor_type): Add PROCESSOR_POWER7.
12559 (rs6000_debug_reg): New -mdebug= options.
12560 (rs6000_debug_addr): Ditto.
12561 (rs6000_debug_cost): Ditto.
12562 (rs6000_isel): Delete.
12563 (enum rs6000_vector): New enum to say what vector unit we have.
12564 (VECTOR_UNIT_*): New macros to say which vector unit has
12565 arithmetic operations for a given type.
12566 (VECTOR_MEM_*): New macros to say which vector unit has memory
12567 operations for a given type.
12568 (TARGET_LDBRX): Whether the machine supports the ldbrx
12570 (TARGET_ISEL): Delete, -misel moved to be a mask.
12571 (TARGET_ISEL64): New macro for 64-bit isel support.
12572 (UNITS_PER_VSX_WORD): New macro.
12573 (POINTER_SIZE): Move to be an external variable, rather than
12574 calculating whether we are generating 32 ot 64-bit code.
12576 (STACK_BOUNDARY): Add VSX support.
12577 (LOCAL_ALIGNMENT): Ditto.
12578 (SLOW_UNALIGNED_ACCESS): Ditto.
12579 (VSX_REGNO_P): New macro for VSX support.
12580 (VFLOAT_REGNO_P): Ditto.
12581 (VINT_REGNO_P): Ditto.
12582 (VLOGICAL_REGNO_P): Ditto.
12583 (VSX_VECTOR_MODE): Ditto.
12584 (VSX_SCALAR_MODE): Ditto.
12586 (VSX_MOVE_MODE): Ditto.
12587 (VSX_REG_CLASS_P): Ditto.
12588 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12590 (UNITS_PER_SIMD_WORD): Add VSX support.
12591 (MODES_TIEABLE_P): Ditto.
12592 (STARTING_FRAME_OFFSET): Ditto.
12593 (STACK_DYNAMIC_OFFSET): Ditto.
12594 (EPILOGUE_USES): Ditto.
12595 (REGNO_REG_CLASS): Move to array lookup.
12596 (CLASS_MAX_NREGS): Ditto.
12597 (rs6000_vector_reg_class): Add declaration.
12598 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12599 overlap with the floating point and Altivec registers.
12601 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12603 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12604 give the appropriate asm switches if -mcpu=native.
12605 (host_detect_local_cpu): Add support for "asm".
12606 (host_detect_local_cpu): Follow GNU code guidelines for name.
12608 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12609 -mbit-word to a variable instead of being a target mask.
12611 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12612 emit the lwsync instruction instead of emitting the instruction as
12613 an integer constant.
12615 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12616 fixuns_trundfsi2, move expander into rs6000.md.
12618 * config/rs6000/rs6000.md (cpu): Add power7.
12619 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12620 (logical predicate patterns): Change the single instruction
12621 primitives that set CR0 to be fast_compare instead of compare.
12623 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12624 (popcntddi2): Ditto.
12625 (popcount<mode>): Ditto.
12626 (floating multiply/add insns): Name the floating point
12627 multiply/add insns.
12628 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12629 (isel_unsigned_<mode>): Ditto.
12630 (fixuns_trundfsi2): Move expander here from spe.md.
12631 (smindi3): Define if we have -misel on 64-bit systems.
12636 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12638 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12640 * config/avr/avr.c (avr_current_device): New variable.
12641 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12642 (avr_arch, mcu_type_s): Move to avr.h.
12643 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12644 default_data_section_start fields.
12645 (avr_arch): Moved from avr.c.
12646 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12647 library_name fields.
12648 (avr_current_device, avr_mcu_types, avr_arch_types,
12649 avr_device_to_arch, avr_device_to_data_start,
12650 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12651 (EXTRA_SPEC_FUNCTIONS): Define.
12652 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12653 options mapping. Use device_to_arch and device_to_data_start insted.
12654 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12655 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12656 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12657 * config/avr/driver-avr.c: New file.
12658 * config/avr/avr-devices.c: New file.
12660 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12662 * var-tracking.c (unshare_variable): Force initialized to
12663 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12664 (set_variable_part): Likewise.
12665 (struct variable_union_info): Remove pos_src field.
12666 (vui_vec, vui_allocated): New variables.
12667 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12668 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12669 == 1 use a simpler sorting algorithm. Compute pos field right
12670 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12671 Avoid quadratic comparison if !flag_var_tracking_uninit.
12672 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12673 unshare_variable unconditionally.
12674 (dataflow_set_different_2): Removed.
12675 (dataflow_set_different): Don't traverse second hash table.
12676 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12677 unconditionally to var_reg_set or var_mem_set.
12678 (emit_notes_in_bb): Likewise.
12679 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12681 (emit_note_insn_var_location): Don't set initialized to
12682 VAR_INIT_STATUS_INITIALIZED early.
12683 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12685 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12687 * tree-object-size.c (addr_object_size): Instead of checking
12688 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12689 are no FIELD_DECLs following it.
12691 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12693 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12694 order to match bswaps with signed source operands.
12696 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12698 * sdbout.c (sdbout_one_type): Fix braces in switch.
12700 2009-06-23 Richard Guenther <rguenther@suse.de>
12702 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12704 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12705 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12706 var_callused, callused_tree, var_storedanything, storedanything_tree,
12707 var_integer, integer_tree): Remove global variables.
12708 (new_var_info): Do not pass new id, append the new var to the
12709 global variable vector.
12710 (do_ds_constraint): Use is_global_var member of the variable-info.
12711 (new_scalar_tmp_constraint_exp): Adjust.
12712 (create_function_info_for): Likewise.
12713 (create_variable_info_for): Likewise.
12714 (find_what_var_points_to): Remove dead code.
12715 (init_base_vars): Simplify.
12716 (compute_points_to_sets): Adjust.
12718 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12720 * combine.c (try_combine): Dump information about the insns we're
12723 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12725 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12726 check when calling force_to_mode on TRUNCATE's operand.
12728 2009-06-22 Ian Lance Taylor <iant@google.com>
12730 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12732 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12734 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12736 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12738 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12739 override library linkage flags such as -static-libgcc or
12742 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12744 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12746 2009-06-22 Ian Lance Taylor <iant@google.com>
12748 * config/linux.opt: Put mglibc ahead of muclibc.
12750 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12751 for duplicate decls.
12753 2009-06-22 Matthias Klose <doko@ubuntu.com>
12755 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12757 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12760 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12761 instead of NULL if a parser error occurs.
12763 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12765 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12766 non-DWARF2_DEBUGGING_INFO version.
12768 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12770 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12771 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12773 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12774 (LIBGCC2_TF_CEXT): Define.
12777 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12780 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12782 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12784 * config/arm/arm.c (arm_override_options): Disable
12785 -mcaller-super-interworking and -mcallee-super-interworking.
12786 * doc/invoke.texi (ARM Options): Document this.
12788 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12790 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12791 * config/arm/constraints.md (j): New constraint for movw operands.
12792 (N): Remove thumb2 meaning.
12793 * config/arm/arm.md (*arm_movw): Delete.
12794 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12795 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12796 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12798 2009-06-22 Martin Jambor <mjambor@suse.cz>
12800 PR tree-optimization/40492
12801 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12802 build_ref_for_offset.
12804 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12806 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12807 JUMP_TABLE_DATA_P predicates where applicable.
12808 * auto-inc-dec.c: Ditto.
12809 * builtins.c: Ditto.
12810 * caller-save.c: Ditto.
12812 * cfgcleanup.c: Ditto.
12813 * cfglayout.c: Ditto.
12815 * combine.c: Ditto.
12816 * combine-stack-adj.c: Ditto.
12820 * df-scan.c: Ditto.
12822 * dwarf2asm.c: Ditto.
12823 * dwarf2out.c: Ditto.
12824 * emit-rtl.c: Ditto.
12830 * function.c: Ditto.
12833 * genpreds.c: Ditto.
12834 * genrecog.c: Ditto.
12836 * ira-costs.c: Ditto.
12837 * ira-lives.c: Ditto.
12839 * loop-iv.c: Ditto.
12840 * lower-subreg.c: Ditto.
12841 * modulo-sched.c: Ditto.
12843 * postreload.c: Ditto.
12844 * print-rtl.c: Ditto.
12846 * reginfo.c: Ditto.
12847 * regmove.c: Ditto.
12848 * reload1.c: Ditto.
12851 * rtlanal.c: Ditto.
12853 * sched-vis.c: Ditto.
12855 * sel-sched-ir.c: Ditto.
12856 * simplify-rtx.c: Ditto.
12857 * targhooks.c: Ditto.
12858 * var-tracking.c: Ditto.
12859 * vmsdbgout.c: Ditto.
12861 2009-06-22 Matthias Klose <doko@ubuntu.com>
12863 * Makefile.in (install-plugin): Always use DESTDIR.
12865 2009-06-22 Olivier Hainque <hainque@adacore.com>
12867 * config/pa/pa.c (output_call): Don't optimize post call jumps
12868 into return address adjustments if the call may throw.
12870 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12872 * arm.c (thumb1_output_casesi): New function.
12873 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12874 optimizing for size or PIC.
12875 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12876 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12877 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12878 (thumb1_casesi_internal_pic): New expand rule.
12879 (thumb1_casesi_dispatch): New pattern.
12880 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12882 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12883 in the text seciton when PIC or optimizing for size.
12884 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12885 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12886 preservation properties of code.
12887 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12888 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12889 (__gnu_thumb1_case_si): New function.
12890 * t-arm (LIB1ASMSRC): Define here.
12891 (LIB1ASMFUNCS): Add some common functions.
12892 * t-arm-elf (LIB1ASMSRC): Delete.
12893 (LIB1ASMFUNCS): Append to existing set.
12894 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12895 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12896 * t-symbian (LIB1ASMFUNCS): Likewise.
12897 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12898 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12900 2009-06-21 Richard Guenther <rguenther@suse.de>
12902 PR tree-optimization/38729
12903 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12904 to loops with a single exit if -fno-expensive-optimizations.
12906 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12908 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12909 (dataflow_set): Change vars type from htab_t to shared_hash.
12910 (shared_hash_pool, empty_shared_hash): New variables.
12911 (vars_clear): Removed.
12912 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12913 shared_hash_find_slot_unshare, shared_hash_find_slot,
12914 shared_hash_find_slot_noinsert, shared_hash_find): New
12916 (shared_hash_unshare, shared_hash_destroy): New functions.
12917 (unshare_variable): Unshare set->vars if shared, use
12919 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12920 (get_init_value, find_src_set_src, dump_dataflow_set,
12921 clobber_variable_part, emit_notes_for_differences): Use
12923 (dataflow_set_init): Remove second argument, set vars to
12924 empty_shared_hash instead of creating a new htab.
12925 (dataflow_set_clear): Call shared_hash_destroy and set vars
12926 to empty_shared_hash instead of calling vars_clear.
12927 (dataflow_set_copy): Don't call vars_copy, instead just share
12928 the src htab with dst.
12929 (variable_union): Use shared_hash_*, use initially NO_INSERT
12930 lookup if set->vars is shared. Don't keep slot cleared before
12931 calling unshare_variable. Unshare set->vars if needed.
12932 Even ->refcount == 1 vars must be unshared if set->vars is shared
12933 and var needs to be modified.
12934 (variable_canonicalize): New function.
12935 (dataflow_set_union): If dst->vars is empty, just share src->vars
12936 with dst->vars and traverse with variable_canonicalize to canonicalize
12937 and unshare what is needed.
12938 (dataflow_set_different): If old_set and new_set use the same shared
12939 htab, they aren't different. If number of htab elements is different,
12940 htabs are different. Use shared_hash_*.
12941 (dataflow_set_destroy): Call shared_hash_destroy instead of
12943 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12944 second argument to dataflow_set_init.
12945 (vt_initialize): Likewise. Initialize shared_hash_pool and
12946 empty_shared_hash, move bb in/out initialization afterwards.
12947 Use variable_htab_free instead of NULL as changed_variables del hook.
12948 (variable_was_changed): Change type of second argument to pointer to
12949 dataflow_set. When inserting var into changed_variables, bump
12950 refcount. Unshare set->vars if set is shared htab and slot needs to
12952 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12953 lookup if set->vars is shared. Unshare set->vars if needed.
12954 Even ->refcount == 1 vars must be unshared if set->vars is shared
12955 and var needs to be modified. Adjust variable_was_changed caller.
12956 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12957 vars must be unshared if set->vars is shared and var needs to be
12958 modified. Adjust variable_was_changed caller.
12959 (emit_note_insn_var_location): Don't pool_free var.
12960 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12962 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12963 free_alloc_pool on shared_hash_pool.
12965 2009-06-20 Anthony Green <green@moxielogic.com>
12967 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12968 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12970 2009-06-20 Richard Guenther <rguenther@suse.de>
12972 * tree-ssa-structalias.c (find_func_aliases): For memset use
12973 a constraint from NULL if we memset to zero.
12974 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12975 we explicitly handle that do not read from memory.
12976 (call_may_clobber_ref_p_1): Properly handle builtins that may
12979 2009-06-20 Richard Guenther <rguenther@suse.de>
12981 PR tree-optimization/40495
12982 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12983 (new_scalar_tmp_constraint_exp): New function.
12984 (process_constraint): Do not create temporary decls.
12985 (process_all_all_constraints): Likewise.
12986 (handle_const_call): Likewise.
12987 (create_function_info_for): Do not set decl.
12989 2009-06-19 Ian Lance Taylor <iant@google.com>
12991 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12992 (rs6000_attribute_table): Make static; move before use.
12994 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12996 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12997 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12998 Propagate the TREE_READONLY flag without overwriting it.
12999 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13000 Propagate the TREE_READONLY flag onto the result.
13001 (process_call_operands): Move around. Use correct constant value.
13003 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13006 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13007 * config/arm/arm.md: Likewise.
13009 2009-06-19 Ian Lance Taylor <iant@google.com>
13011 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13012 to GIMPLE_ERROR_MARK.
13014 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13015 op2_original_type parameters. Warn about using different enum types.
13016 * c-parser.c (c_parser_conditional_expression): Pass original
13017 types to build_conditional_expr.
13018 * c-tree.h (build_conditional_expr): Update declaration.
13020 2009-06-19 Ian Lance Taylor <iant@google.com>
13022 * config/i386/i386.c (ix86_function_specific_save): Test that
13023 fields match values, rather than testing the values are in a
13026 2009-06-19 Richard Guenther <rguenther@suse.de>
13028 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13029 ADDR_EXPR pointers.
13030 (ptr_derefs_may_alias_p): Likewise.
13031 (ptr_deref_may_alias_ref_p_1): New function.
13032 (ptr_deref_may_alias_ref_p): Likewise.
13033 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13034 covered by looking at the ESCAPED solution.
13035 (call_may_clobber_ref_p_1): Likewise.
13036 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13037 Handle NULL_TREE offset. Do not produce redundant constraints.
13038 (process_all_all_constraints): New helper function.
13039 (do_structure_copy): Use it.
13040 (handle_lhs_call): Likewise.
13041 (find_func_aliases): Handle some builtins with pointer arguments
13042 and/or return values explicitly.
13044 2009-06-19 Ian Lance Taylor <iant@google.com>
13046 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13048 2009-06-19 Ian Lance Taylor <iant@google.com>
13050 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13052 2009-06-19 Ian Lance Taylor <iant@google.com>
13054 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13055 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13058 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13059 uninitialized const.
13061 2009-06-19 Ian Lance Taylor <iant@google.com>
13063 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13066 * c-decl.c (in_struct, struct_types): Remove.
13067 (struct c_binding): Add in_struct field.
13068 (c_binding_ptr): Define type, along with VEC.
13069 (struct c_struct_parse_info): Define.
13070 (struct_parse_info): New static variable.
13071 (bind): Initialize in_struct field.
13072 (start_struct): Remove enclosing_in_struct and
13073 enclosing_struct_types parameters. Add
13074 enclosing_struct_parse_info parameter. Change all callers. Set
13075 struct_parse_info rather than in_struct and struct_types.
13076 (grokfield): If -Wc++-compat and there is a symbol binding for the
13077 field name, set the in_struct flag and push it on the
13078 struct_parse_info->fields vector.
13079 (warn_cxx_compat_finish_struct): New static function.
13080 (finish_struct): Remove enclosing_in_struct and
13081 enclosing_struct_types parameters. Add
13082 enclosing_struct_parse_info parameter. Change all callers. Don't
13083 set C_TYPE_DEFINED_IN_STRUCT here. Call
13084 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13085 parameter. Only push on struct_types if warn_cxx_compat.
13086 (finish_enum): Only push on struct_types if warn_cxx_compat.
13087 (declspecs_add_type): Add loc parameter. Change all callers.
13088 Change all error calls to error_at. Pass loc, not input_location,
13089 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13090 defined in a struct. If -Wc++-compat and parsing a struct, record
13091 that a typedef name was used.
13092 * c-parser.c (c_parser_declspecs): Get location to pass to
13093 declspecs_add_type.
13094 (c_parser_struct_or_union_specifier): Update calls to start_struct
13096 * c-tree.h (struct c_struct_parse_info): Declare.
13097 (finish_struct, start_struct): Update declarations.
13098 (declspecs_add_type): Update declaration.
13100 2009-06-19 Ian Lance Taylor <iant@google.com>
13102 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13103 variable with an anonymous type.
13105 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13107 * see.c: Remove for real.
13109 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13111 * optabs.h (enum optab_index): Add new OTI_significand.
13112 (significand_optab): Define corresponding macro.
13113 * optabs.c (init_optabs): Initialize significand_optab.
13114 * genopinit.c (optabs): Implement significand_optab using
13115 significand?f2 patterns.
13116 * builtins.c (expand_builtin_mathfn): Handle
13117 BUILT_IN_SIGNIFICAND{,F,L}.
13118 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13119 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13121 * config/i386/i386.md (significandxf2, significand<mode>2): New
13122 expanders to implement significandf, significand and significandl
13123 built-ins as inline x87 intrinsics.
13125 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13127 * config/avr/avr.c (avr_override_options): Remove setting value of
13128 PARAM_INLINE_CALL_COST.
13130 2009-06-18 Richard Henderson <rth@redhat.com>
13133 * tree-pass.h (TDF_ASMNAME): New.
13134 * tree-dump.c (dump_options): Add asmname.
13135 * doc/invoke.texi: Document it.
13137 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13138 (dump_decl_name): ...here.
13139 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13140 (dump_generic_node): Update dump_function_name calls.
13141 (print_call_name): New flags arg; update all dump calls.
13142 * diagnostic.h (print_call_name): Update.
13143 * gimple-pretty-print.c (dump_gimple_call): Update.
13145 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13148 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13150 2009-06-18 Diego Novillo <dnovillo@google.com>
13152 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13153 * plugin.c (str_license): Declare.
13154 (try_init_one_plugin): Assert that the symbol
13155 'plugin_is_GPL_compatible' exists.
13157 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13160 * Makefile.in (OBJS-common): Remove see.o.
13162 * common.opt (fsee): Mark as preserved for backward compatibility.
13163 * opts.c (common_handle_option): Add OPT_fsee to the backward
13164 compatibility section.
13165 * passes.c (init_optimization_passes, pass_see): Remove pass.
13166 * timevar.def (TV_SEE): Remove.
13167 * tree-pass.h (pass_see): Remove declaration.
13168 * doc/invoke.texi (-fsee): Remove documentation.
13170 2009-06-18 Martin Jambor <mjambor@suse.cz>
13172 * tree-sra.c: Include statistics.h
13173 (sra_stats): New variable.
13174 (sra_initialize): Clear sra_stats.
13175 (create_access_replacement): Increment sra_stats.replacements.
13176 (get_access_replacement): Do not return twice.
13177 (analyze_all_variable_accesses): Increment statistics counter by the
13178 number of scalarized aggregates.
13179 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13180 (sra_modify_expr): Increment sra_stats.exprs.
13181 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13182 (sra_modify_assign): Increment sra_stats.exprs,
13183 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13184 (perform_intra_sra): Update statistics counters.
13185 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13187 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13189 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13190 (arm_scalar_mode_supported_p): New function.
13192 2009-06-18 Paul Brook <paul@codesourcery.com>
13193 Sandra Loosemore <sandra@codesourcery.com>
13195 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13196 (__extendhfsf2, __truncsfhf2): Define.
13197 * config/arm/fp16.c: New file.
13198 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13199 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13201 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13203 * doc/extend.texi (Half-Precision): New section.
13204 * doc/invoke.texi (Option Summary): List -mfp16-format.
13205 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13206 * config/arm/arm.opt (mfp16-format=): New.
13207 * config/arm/arm.c: Include intl.h.
13208 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13209 (TARGET_INVALID_RETURN_TYPE): Redefine.
13210 (TARGET_PROMOTED_TYPE): Redefine.
13211 (TARGET_CONVERT_TO_TYPE): Redefine.
13212 (arm_fp16_format): Define.
13213 (all_fpus): Add entry for neon-fp16.
13214 (fp_model_for_fpu): Likewise.
13215 (struct fp16_format): Declare.
13216 (all_fp16_formats): Define.
13217 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13219 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13221 (arm_legitimate_index_p): Treat HFmode like HImode.
13222 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13223 (coproc_secondary_reload_class): Special-case HFmode.
13224 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13225 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13226 (arm_init_fp16_builtins): New.
13227 (arm_init_builtins): Call it.
13228 (arm_invalid_parameter_type): New.
13229 (arm_invalid_return_type): New.
13230 (arm_promoted_type): New.
13231 (arm_convert_to_type).
13232 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13234 (arm_emit_fp16_const): New function.
13235 (arm_mangle_type): Mangle __fp16 as "Dh".
13236 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13238 (TARGET_NEON_FP16): New.
13239 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13240 (enum fputype): Add FPUTYPE_NEON_FP16.
13241 (enum arm_fp16_format_type): Declare.
13242 (arm_fp16_format): Declare.
13243 (LARGEST_EXPONENT_IS_NORMAL): Define.
13244 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13245 * config/arm/arm-modes.def (HFmode): Define.
13246 * config/arm/vfp.md: (*movhf_vfp): New.
13247 (extendhfsf2): New.
13249 * config/arm/arm.md: (fpu): Add neon_fp16.
13250 (floatsihf2, floatdihf2): New.
13251 (fix_trunchfsi2, fix_trunchfdi2): New.
13253 (extendhfdf2): New.
13255 (*arm32_movhf): New.
13256 (*thumb1_movhf): New.
13257 (consttable_2): Add check for HFmode constants.
13258 (consttable_4): Handle HFmode constants.
13260 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13262 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13264 2009-06-17 Olivier Hainque <hainque@adacore.com>
13266 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13267 const char ** conversion in AIX specific section.
13269 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13271 * config/i386/i386.c (ix86_special_builtin_type): Remove
13272 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13273 (bdesc_special_args): Updated.
13274 (ix86_init_mmx_sse_builtins): Likewise.
13275 (ix86_expand_special_args_builtin): Likewise.
13277 2009-06-17 Richard Henderson <rth@redhat.com>
13279 * tree-pretty-print.c (maybe_dump_asm_name): New.
13280 (dump_decl_name): Use it.
13281 (PRINT_FUNCTION_NAME): Merge into...
13282 (dump_function_name): ... here. Use maybe_dump_asm_name.
13284 2009-06-17 Cary Coutant <ccoutant@google.com>
13286 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13288 * debug.c (struct gcc_debug_hooks): Change placeholder for
13290 (debug_nothing_int_charstar_int): Replaced by...
13291 (debug_nothing_int_charstar_int_bool): ...this.
13292 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13293 source_line prototype.
13294 (debug_nothing_int_charstar_int): Replaced by...
13295 (debug_nothing_int_charstar_int_bool): ...this.
13296 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13297 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13298 Output is_stmt operand when necessary.
13299 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13300 (notice_source_line): Add is_stmt parameter.
13301 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13302 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13304 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13305 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13307 2009-06-17 Ian Lance Taylor <iant@google.com>
13309 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13311 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13314 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13316 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13317 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13318 tree_strip_sign_nop_conversions and
13319 tree_ssa_strip_useless_type_conversions rather than stripping
13320 the operations here.
13321 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13323 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13324 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13325 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13326 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13329 2009-06-17 Michael Eager <eager@eagercon.com>
13331 * config/rs6000/constraints.md (register_constraint "d"): New.
13332 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13333 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13334 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13335 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13336 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13337 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13338 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13339 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13340 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13341 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13343 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13344 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13345 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13346 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13347 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13348 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13349 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13350 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13351 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13352 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13353 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13354 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13355 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13356 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13358 2009-06-16 Ian Lance Taylor <iant@google.com>
13360 * profile.c (total_num_never_executed): Don't define.
13361 (compute_branch_probabilities): Don't count or print
13362 num_never_executed.
13363 (init_branch_prob): Don't set total_num_never_executed.
13364 (end_branch_prob): Don't print total_num_never_executed.
13366 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13368 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13370 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13372 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13373 (nabstd2_fpr): Same.
13375 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13377 * expr.c (expand_assignment): Change complex type check.
13379 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13381 * doc/plugins.texi (Building GCC plugins): Added new section.
13383 2009-06-17 Ian Lance Taylor <iant@google.com>
13385 * c-pch.c (get_ident): Don't set size of templ array.
13386 (pch_init): Don't set size of partial_pch array.
13388 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13389 string constant to intialize an array whose size is the length of
13392 2009-06-17 Richard Guenther <rguenther@suse.de>
13394 PR tree-optimization/40389
13395 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13396 to addressable types.
13397 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13399 2009-06-17 Richard Guenther <rguenther@suse.de>
13401 PR middle-end/40460
13402 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13403 if there is no evolution of left in the loop bail out.
13404 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13405 chrec_fold_multiply.
13407 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13408 Janis Johnson <janis187@us.ibm.com>
13411 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13412 for the symbol ref of a constant that is the source of a move
13413 - nor for any other not-obvious-label-ref constants.
13415 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13417 * plugin.c (position_pass): Skip newly inserted pass during list
13418 traversal to avoid repeated insertion.
13420 2009-06-16 Ian Lance Taylor <iant@google.com>
13422 * vec.h (VEC_stack_alloc): Define different version if
13423 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13424 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13425 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13426 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13428 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13430 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13432 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13433 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13434 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13435 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13436 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13437 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13438 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13439 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13440 __builtin_ia32_rdtscp.
13441 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13442 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13443 and __builtin_ia32_rorhi.
13444 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13445 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13446 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13447 (ix86_expand_args_builtin): Likewise.
13448 (ix86_expand_special_args_builtin): Likewise.
13450 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13451 (UNSPECV_RDTSC): Likewise.
13452 (UNSPECV_RDPMC): Likewise.
13453 (*bsr): Renamed to ...
13455 (*bsr_rex64): Renamed to ...
13458 (*rdpmc): Likewise.
13459 (*rdpmc_rex64): Likewise.
13461 (*rdtsc): Likewise.
13462 (*rdtsc_rex64): Likewise.
13463 (rdtscp): Likewise.
13464 (*rdtscp): Likewise.
13465 (*rdtscp_rex64): Likewise.
13467 * config/i386/ia32intrin.h: New.
13469 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13471 2009-06-16 Ian Lance Taylor <iant@google.com>
13473 * ira-build.c (copy_info_to_removed_store_destinations):
13474 Initialize parent_a.
13476 2009-06-16 Ian Lance Taylor <iant@google.com>
13478 * c-decl.c (grokdeclarator): Change size_varies to bool.
13480 2009-06-16 Ian Lance Taylor <iant@google.com>
13482 * sel-sched.c: Make forward declarations of move_op_hooks and
13483 fur_hooks explicitly extern.
13485 2009-06-16 Ian Lance Taylor <iant@google.com>
13487 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13488 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13490 2009-06-16 Ian Lance Taylor <iant@google.com>
13492 * resource.c (mark_referenced_resources): Change
13493 include_delayed_effects parameter to bool. Change all callers.
13494 (mark_end_of_function_resources): Likewise.
13495 * reorg.c (insn_references_resource_p): Likewise.
13496 (insn_sets_resource_p): Likewise.
13497 * resource.h (mark_referenced_resources): Update declaration.
13498 (mark_end_of_function_resources): Update declaration.
13500 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13502 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13504 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13506 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13507 GCC can bootstrap on AIX with GNU Binutils 2.20.
13509 2009-06-16 Ian Lance Taylor <iant@google.com>
13511 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13513 2009-06-16 Ian Lance Taylor <iant@google.com>
13515 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13516 inline, not extern inline.
13517 (exact_log2): Likewise.
13518 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13520 (exact_log2): Likewise, but don't test CTZ_HWI.
13522 2009-06-16 Ian Lance Taylor <iant@google.com>
13524 * bitmap.c (bitmap_clear): Don't declare as inline.
13525 * gimple.c (gimplify_assign): Likewise.
13526 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13527 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13528 (sched_scan_info): Remove duplicate definition.
13530 2009-06-16 Ian Lance Taylor <iant@google.com>
13532 * c-common.c (skip_evaluation): Don't define.
13533 (c_inhibit_evaluation_warnings): Define global variable.
13534 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13535 than skip_evaluation.
13536 (convert_and_check, warn_for_div_by_zero): Likewise.
13537 * c-common.h (skip_evaluation): Don't declare.
13538 (c_inhibit_evaluation_warnings): Declare.
13539 * c-parser.c (c_parser_typeof_specifier): Set
13540 c_inhibit_evaluation_warnings rather than skip_evaluation.
13541 (c_parser_conditional_expression): Likewise.
13542 (c_parser_binary_expression): Likewise.
13543 (c_parser_sizeof_expression): Likewise.
13544 (c_parser_alignof_expression): Likewise.
13545 * c-typeck.c (build_indirect_ref): Check
13546 c_inhibit_evaluation_warnings rather than skip_evaluation.
13547 (build_conditional_expr, build_binary_op): Likewise.
13549 2009-06-16 Richard Guenther <rguenther@suse.de>
13551 * tree-ssa-alias.c (is_escape_site): Remove.
13552 * tree-ssa-alias.h (enum escape_type): Remove.
13553 (is_escape_site): Likewise.
13554 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13555 via casts and asms without deferring to is_escape_site.
13557 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13559 PR middle-end/40446
13560 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13561 use gen_lowpart if op0 has complex mode.
13563 2009-06-16 Richard Guenther <rguenther@suse.de>
13565 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13566 variables add them to ESCAPED.
13567 (find_func_aliases): Do not make all indirectly stored values escaped.
13569 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13571 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13572 make_decl_one_only.
13574 2009-06-16 Martin Jambor <mjambor@suse.cz>
13576 PR tree-optimization/40432
13577 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13578 check whether we need to force gimple register operand.
13580 2009-06-16 Martin Jambor <mjambor@suse.cz>
13582 PR tree-optimization/40413
13583 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13584 build_ref_for_offset.
13585 (propagate_subacesses_accross_link): Fix a typo in a comment.
13587 2009-06-16 Ira Rosen <irar@il.ibm.com>
13589 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13590 with additional parameter.
13591 * tree-vectorizer.h (enum vect_def_type): Add new value
13593 (enum vect_relevant): Add comments.
13594 (vect_is_simple_reduction): Add new argument.
13595 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13596 Detect nested cycles.
13597 (vect_is_simple_reduction): Update documentation, add an argument to
13598 distinguish inner-loop reduction from nested cycle, detect nested
13599 cycles, fix printings and indentation, don't swap operands in case
13601 (get_initial_def_for_reduction): Handle subtraction.
13602 (vect_create_epilog_for_reduction): Add new argument to specify
13603 reduction variable.
13604 (vect_finalize_reduction): Handle subtraction, fix comments.
13605 (vectorizable_reduction): Handle nested cycles. In case of nested
13606 cycle keep track of the reduction variable position. Call
13607 vect_is_simple_reduction with additional parameter. Use original
13608 statement code in reduction epilogue for nested cycle. Call
13609 vect_create_epilog_for_reduction with additional parameter.
13610 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13611 inner-loop vectorization.
13612 (vect_recog_widen_sum_pattern): Likewise.
13613 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13615 (vect_mark_stmts_to_be_vectorized): Likewise.
13616 (vect_get_vec_def_for_operand): Handle nested cycles.
13618 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13620 * doc/invoke.texi (Debugging Options): Fix option index entries
13621 for -fdump-statistics, -frandom-seed add entries for
13622 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13623 (FRV Options): Fix entries for -mTLS, -mtls.
13624 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13625 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13626 (M68hc1x Options): Fix @itemx for -mnominmax.
13627 (MCore Options): Fix entry for -mno-lsim.
13628 (MMIX Options): Fix entry for -mabi=mmixware.
13629 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13631 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13633 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13634 Mention the plugin mode of gengtype.
13635 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13636 * gengtype.c: Updated copyright.
13637 (plugin_files, nb_plugin_files) Added new static variables.
13638 (measure_input_list) Care about plugin_files.
13639 (write_rtx_next): Added early return in plugin mode.
13640 (create_file): Updated copyright year in generated file. Added
13642 (oprintf): Added early return if NULL outf.
13643 (get_output_file_with_visibility): Care of plugin_files.
13644 (get_output_file_name): May return null.
13645 (write_local): Added early return.
13646 (put_mangled_filename): Ditto.
13647 (finish_root_table): Added check for base_files.
13648 (write_roots): Care about null when plugins.
13649 (main): Added plugin mode.
13651 2009-06-15 Ian Lance Taylor <iant@google.com>
13653 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13654 * gcov.c (read_count_file): Add braces around variables declared
13657 * c.opt (Wjump-misses-init): New warning.
13658 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13659 -Wall and -Wc++-compat if not already set.
13660 (c_common_post_options): Clear warn_jump_misses_init if it was not
13662 * c-decl.c (struct c_binding): Change type field to a union with
13663 new label field. Make it the first field in the struct. Update
13664 references to type to use u.type instead.
13665 (struct c_spot_bindings): Define.
13666 (struct c_goto_bindings): Define.
13667 (c_goto_bindings_p): Define, along with VECs.
13668 (struct c_label_vars): Define.
13669 (struct c_scope): Add has_label_bindings field.
13670 (bind_label, set_spot_bindings): New static functions.
13671 (decl_jump_unsafe, update_spot_bindings): New static functions.
13672 (update_label_decls): New static function.
13673 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13674 Update binding u.label field to shadowed field.
13675 (c_binding_start_stmt_expr): New function.
13676 (c_binding_end_stmt_expr): New function.
13677 (pushdecl): Don't call c_begin_vm_scope.
13678 (make_label): Add defining and p_label_vars parameters. Change
13680 (lookup_label): Correct test for whether a label has not yet been
13681 defined. Call bind_label rather than bind.
13682 (warn_about_goto): New static function.
13683 (lookup_label_for_goto): New function.
13684 (declare_label): Call bind_label rather than bind.
13685 (check_earlier_gotos): New static function.
13686 (define_label): Don't give errors about jumping into statement
13687 expressions or scopes of variably modified types. Call
13688 set_spot_bindings and check_earlier_gotos. Call bind_label
13689 instead of bind. Don't set label_context_stack_se or
13690 label_context_stack_vm.
13691 (c_get_switch_bindings): New function.
13692 (c_release_switch_bindings): New function.
13693 (c_check_switch_jump_warnings): New function.
13694 (start_function): Don't set label_context_stack_se or
13695 label_context_stack_vm.
13696 (finish_function): Likewise.
13697 * c-typeck.c (label_context_stack_se): Don't define.
13698 (label_context_stack_vm): Don't define.
13699 (c_finish_goto_label): Call lookup_label_for_goto rather than
13700 lookup_label. Don't give errors about jumping into a statement
13701 expression or the scope of a variably modified type. Don't set
13702 label_context_stack_se or label_context_stack_vm.
13703 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13704 fields. Add bindings field.
13705 (c_start_case): Don't set deleted fields. Set bindings field.
13706 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13707 or blocked_vm. Call c_check_switch_jump_warnings.
13708 (c_finish_case): Don't test blocked_stmt_expr field. Call
13709 c_release_switch_bindings.
13710 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13711 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13712 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13713 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13714 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13715 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13716 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13717 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13718 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13719 (C_DECL_UNJUMPABLE_VM): Don't define.
13720 (C_DECL_UNDEFINABLE_VM): Don't define.
13721 (struct c_label_list): Don't define.
13722 (struct c_label_context_se): Don't define.
13723 (struct c_label_context_vm): Don't define.
13724 (struct c_spot_bindings): Declare.
13725 (c_bindings_start_stmt_expr): Declare.
13726 (c_bindings_end_stmt_expr): Declare.
13727 (lookup_label_for_goto): Declare.
13728 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13729 (c_check_switch_jump_warnings): Declare.
13730 (label_context_stack_se, label_context_stack_vm): Don't declare.
13731 (c_finish_goto_label): Update declaration.
13732 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13733 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13734 (Warning Options): Document -Wjump-misses-init.
13736 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13738 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13741 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13743 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13745 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13747 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13749 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13751 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13753 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13755 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13756 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13757 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13758 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13759 * dwarf2asm.c (dw2_force_const_mem): Update call to
13760 make_decl_one_only.
13761 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13762 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13763 * langhooks.c (lhd_comdat_group): Remove.
13764 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13765 * tree.h (DECL_COMDAT_GROUP): New.
13766 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13767 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13768 (make_decl_one_only): Change signature.
13769 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13770 make_decl_one_only.
13771 (make_decl_one_only): Change signature.
13772 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13774 2009-06-15 Richard Guenther <rguenther@suse.de>
13776 PR middle-end/40439
13777 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13779 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13781 * tree-ssa-math-opts.c: Remove extra divide.
13783 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13785 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13787 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13789 * passes.c: Add bswap pass.
13790 * tree-pass.h: Add pass_optimize_bswap declaration.
13791 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13792 Include rtl.h, expr.h and optabs.h for optab_handler check.
13793 (struct symbolic_number, pass_optimize_bswap): New definition.
13794 (do_shift_rotate, verify_symbolic_number_p): New functions.
13795 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13796 (gate_optimize_bswap): New function.
13797 * tree.c (widest_int_cst_value): New function.
13798 * tree.h (widest_int_cst_value): Prototype added.
13800 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13802 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13803 REG_EQUAL/REG_EQUIV notes.
13805 2009-06-14 Richard Guenther <rguenther@suse.de>
13807 PR middle-end/40389
13808 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13809 has its address taken if NRV was applied and it is addressable.
13810 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13811 function split out from ...
13812 (get_constraint_for_1): ... here.
13813 (handle_rhs_call): Use it to mark the return slot escaped if
13814 it is addressable and NRV was applied.
13816 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13818 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13819 Change first argument type to location_t.
13820 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13821 Do not set input_location.
13822 Use loc instead of input_location throughout.
13824 2009-06-13 Richard Guenther <rguenther@suse.de>
13826 PR tree-optimization/40421
13827 * tree-predcom.c (should_unroll_loop_p): Remove.
13828 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13830 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13832 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13833 Add location argument.
13835 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13837 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13839 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13840 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13841 * config/spu/spu-protos.h: Add location to
13842 spu_resolve_overloaded_builtin.
13843 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13844 spu_build_builtin_va_list.
13845 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13846 argument. Pass location to build_function_call_vec.
13847 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13849 (emit_fpu_switch): Same.
13850 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13851 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13852 to build_decl and create_artificial_label.
13853 (xtensa_gimplify_va_arg_expr): Same.
13854 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13855 (xstormy16_gimplify_va_arg_expr): Same.
13856 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13857 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13858 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13859 (mips16_build_function_stub): Same.
13860 (mips16_build_call_stub): Same.
13862 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13865 * arm/constraints.md (Pa, Pb): New constraints.
13866 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13867 split pattern to deal with them.
13869 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13871 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13872 fix index entry for -Xpreprocessor.
13874 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13876 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13877 Add location argument to build_decl call.
13878 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13879 (rs6000_init_builtins): Same.
13880 (spe_init_builtins): Same.
13881 (rs6000_gimplify_va_arg): Add location argument to
13882 create_artificial_label call.
13884 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13886 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13887 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13888 * Makefile.in: Fix GGC dependency for gcse.o.
13890 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13892 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13893 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13894 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13896 * c-parser.c (c_parser_binary_expression): Use current column while
13897 building binary operations.
13898 * common.opt (fshow-column): Enable by default.
13899 * tree-vrp.c (check_array_ref): Use warning_at.
13900 (check_array_bounds): Use location from call back if expr has no
13902 * tree.h: Add location argument to maybe_fold_*.
13903 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13904 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13905 (maybe_fold_offset_to_component_ref): Same.
13906 (maybe_fold_offset_to_reference): Same.
13907 (maybe_fold_offset_to_address): Same.
13908 (maybe_fold_stmt_indirect): Same.
13909 (maybe_fold_stmt_addition): Same.
13910 (fold_stmt_r): Pass location to maybe_fold_*.
13911 (fold_gimple_assign): Same.
13912 * c-tree.h: Add location argument to finish_decl,
13913 default_function_array_conversion, store_init_value.
13914 * c-decl.c (define_label): Use error_at.
13915 (c_make_fname_decl): Pass location to finish_decl.
13916 (finish_decl): New location argument.
13917 (build_compound_literal): Pass location to store_init_value.
13918 (grokdeclarator): Pass location to finish_decl.
13920 * c-typeck.c (array_to_pointer_conversion): New location argument.
13921 (function_to_pointer_conversion): Same.
13922 (default_function_array_conversion): Same.
13923 (parser_build_unary_op): Pass location to overflow_warning.
13924 (parser_build_binary_op): Same. Use warning_at.
13925 (build_unary_op): Pass location to array_to_pointer_conversion.
13926 (build_c_cast): Pass location to digest_init.
13927 (build_modify_expr): New location argument.
13928 (convert_for_assignment): Same.
13929 (store_init_value): Same.
13930 (digest_init): Same.
13931 (output_init_element): Pass location to digest_init and
13932 array_to_pointer_conversion.
13933 (c_finish_return): Pass location to convert_for_assignment.
13934 * gimplify.c (gimplify_conversion): Pass location to
13935 maybe_fold_offset_to_address.
13936 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13937 to maybe_fold_stmt_addition.
13938 * c-omp.c (c_finish_omp_atomic): Pass new location to
13940 (c_finish_omp_for): Same.
13941 * c-common.c (overflow_warning): New argument.
13942 * c-common.h: New argument to build_modify_expr, overflow_warning.
13943 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13945 (c_parser_initializer): Pass location to
13946 default_function_array_conversion.
13947 (c_parser_initelt): Same.
13948 (c_parser_initval): Same.
13949 (c_parser_asm_operands): Same.
13950 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13951 (c_parser_conditional_expression): Same.
13952 (c_parser_binary_expression): Add location info to stack. Use it.
13953 (c_parser_unary_expression): Pass location to
13954 default_function_array_conversion, parser_build_unary_op,
13955 build_indirect_ref, c_parser_postfix_expression_after_primary.
13956 (c_parser_postfix_expression_after_primary): New location argument.
13958 (c_parser_expression_conv): Pass location to
13959 default_function_array_conversion.
13960 (c_parser_expr_list): Same.
13961 (c_parser_omp_atomic): Same.
13962 (c_parser_omp_for_loop): Same.
13963 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13964 (build_array_declarator): New argument.
13965 * c-decl.c (build_array_declarator): Add location argument.
13966 (grokdeclarator): Set id_loc for cdk_array.
13967 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13968 build_array_declarator.
13969 * tree.c (build_omp_clause): Add location argument.
13970 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13971 (OMP_CLAUSE_LOCATION): New macro.
13972 (struct tree_omp_clause): Add location field.
13973 (build_omp_clause): Add argument.
13974 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13975 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13977 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13978 (cp_parser_omp_clause_collapse): Same.
13979 (cp_parser_omp_clause_default): Same.
13980 (cp_parser_omp_clause_if): Same.
13981 (cp_parser_omp_clause_nowait): Same.
13982 (cp_parser_omp_clause_num_threads): Same.
13983 (cp_parser_omp_clause_ordered): Same.
13984 (cp_parser_omp_clause_schedule): Same.
13985 (cp_parser_omp_clause_untied): Same.
13986 (cp_parser_omp_for_loop): Same.
13987 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13988 * c-tree.h (c_start_case): Add location argument.
13989 (c_process_expr_stmt): Same.
13990 (c_finish_goto_*): Same.
13991 * tree-parloops.c (initialize_reductions): Pass location to
13993 (create_parallel_loop): Same.
13994 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13995 (gfc_trans_omp_reduction_list): Same.
13996 (gfc_trans_omp_clauses): Same.
13997 (gfc_trans_omp_do): Same.
13998 * c-typeck.c (c_finish_goto_label): Same.
13999 (c_finish_goto_ptr): New location argument.
14000 (c_start_case): Same.
14001 (emit_side_effect_warnings): Same.
14002 (c_process_expr_stmt): Same.
14003 (c_finish_stmt_expr): Same.
14004 (c_finish_omp_clauses): Use error_at instead of error.
14005 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14007 * c-omp.c (c_split_parallel_clauses): New location argument.
14008 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14009 to build_omp_clause.
14010 (convert_local_reference_stmt): Same.
14011 (convert_gimple_call): Same.
14012 * c-common.h (c_split_parallel_clauses): New argument.
14013 * c-parser.c (c_parser_statement_after_labels): Pass location to
14014 c_finish_goto_label.
14015 (c_parser_switch_statement): Pass location to c_start_case.
14016 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14017 and c_process_expr_stmt.
14018 (c_parser_omp_variable_list): Add location argument.
14019 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14020 (c_parser_omp_clause_default): Same.
14021 (c_parser_omp_clause_if): Same.
14022 (c_parser_omp_clause_num_threads): Same.
14023 (-c_parser_omp_clause_ordered): Same.
14024 (c_parser_omp_clause_reduction): Pass location to
14025 c_parser_omp_variable_list.
14026 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14027 (c_parser_omp_clause_untied): Same.
14028 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14029 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14031 * c-tree.h (check_for_loop_decls, undeclared_variable,
14032 build_component_ref, build_array_ref, build_external_ref,
14033 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14034 build_conditional_expr, build_compound_expr, c_cast_expr,
14035 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14036 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14038 * c-semantics.c (build_stmt): Same.
14039 (build_case_label): Same.
14040 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14041 (undeclared_variable): New argument.
14042 (make_label): Same.
14043 (lookup_label): Pass location on down.
14044 (define_label): Same.
14045 (finish_decl): Same.
14046 (build_compound_literal): Same.
14047 (finish_struct): Same.
14048 (finish_function): Do not set location here.
14049 (check_for_loop_decls): New argument.
14050 * tree.c (save_expr): Set location.
14051 (build_empty_stmt): New argument.
14052 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14053 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14054 * builtins.c (gimplify_va_arg_expr): Use locations.
14055 (expand_builtin_sync_operation): Same.
14056 * c-typeck.c (build_component_ref): New argument.
14057 (build_array_ref): Same.
14058 (build_external_ref): Same.
14059 (c_expr_sizeof_expr): Same.
14060 (c_expr_sizeof_type): Same.
14061 (parser_build_unary_op): Same.
14062 (build_conditional_expr): Same.
14063 (build_compound_expr): Pass location on down.
14064 (build_compound_expr): New argument.
14065 (build_c_cast): Same.
14066 (c_cast_expr): Same.
14067 (build_asm_expr): Same.
14068 (c_finish_return): Same.
14069 (c_process_expr_stmt): Pass location on down.
14070 (c_finish_stmt_expr): New argument.
14071 (push_clenaup): Same.
14072 (c_finish_omp_parallel): Same.
14073 (c_finish_omp_task): Same.
14074 * gimplify.c (gimplify_call_expr): Pass location on down.
14075 * c-omp.c (c_finish_omp_master): New argument.
14076 (c_finish_omp_critical): Same.
14077 (c_finish_omp_ordered): Same.
14078 (c_finish_omp_barrier): Same.
14079 (-c_finish_omp_taskwait): Same.
14080 (c_finish_omp_atomic): Same.
14081 (c_finish_omp_flush): Same.
14082 * tree-inline.c (copy_tree_body_r): Pass location on down.
14083 (inline_forbidden_p): Remove use of input_location.
14084 * c-gimplify.c (c_build_bind_expr): New argument.
14085 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14086 (c_sizeof_or_alignof_type): New argument.
14087 (c_alignof_expr): Same.
14088 (build_va_arg): Same.
14089 (c_add_case_label): Same.
14090 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14091 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14092 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14093 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14094 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14095 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14097 * stub-objc.c (objc_build_selector_expr): Same.
14098 (objc_build_throw_stmt): Same.
14099 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14100 (c_parser_initelt): Same.
14101 (c_parser_compound_statement): Same.
14102 (c_parser_compound_statement_nostart): Same.
14103 (c_parser_label): Same.
14104 (c_parser_statement_after_labels): Same.
14105 (c_parser_if_body): Same.
14106 (c_parser_else_body): Same.
14107 (c_parser_if_statement): Same.
14108 (c_parser_switch_statement): Same.
14109 (c_parser_while_statement): Same.
14110 (c_parser_do_statement): Same.
14111 (c_parser_for_statement): Same.
14112 (c_parser_asm_statement): Same.
14113 (c_parser_conditional_expression): Same.
14114 (c_parser_binary_expression): Same.
14115 (c_parser_cast_expression): Same.
14116 (c_parser_unary_expression): Same.
14117 (c_parser_sizeof_expression): Same.
14118 (c_parser_alignof_expression): Same.
14119 (c_parser_postfix_expression): Same.
14120 (c_parser_expression): Same.
14121 (c_parser_objc_receiver): Same.
14122 (c_parser_omp_variable_list): Same.
14123 (c_parser_omp_structured_block): Same.
14124 (c_parser_omp_atomic): New argument.
14125 (c_parser_omp_barrier): Same.
14126 (c_parser_omp_critical): Same.
14127 (c_parser_omp_flush): Pass location on down.
14128 (c_parser_omp_for_loop): New argument.
14129 (c_parser_omp_for): Same.
14130 (c_parser_omp_master): Same.
14131 (c_parser_omp_ordered): Same.
14132 (c_parser_omp_sections_scope): Same.
14133 (c_parser_omp_sections): Same.
14134 (c_parser_omp_parallel): Same.
14135 (c_parser_omp_single): Same.
14136 (c_parser_omp_task): Same.
14137 (c_parser_omp_taskwait): Pass location on down.
14138 (c_parser_omp_construct): Same.
14139 (c_parser_omp_threadprivate): Same.
14140 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14141 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14142 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14143 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14144 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14145 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14146 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14147 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14148 config/i386/i386.c, stmt.c:
14149 Add location argument to the following function definitions and/or
14150 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14151 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14152 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14153 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14154 do_case, c_finish_bc_stmt, build_compound_literal,
14155 build_function_call.
14156 * c-decl.c (build_compound_literal): Add location argument.
14157 Make all diagnostic calls use location.
14158 (start_struct): Same.
14159 (finish_struct): Same.
14160 (start_enum): Same.
14161 (build_enumerator): Same.
14162 (start_function): Same.
14163 (grokdeclarator): Make all diagnostic calls use location.
14164 (store_parm_decls_oldstyle): Same.
14165 * c-typeck.c (build_function_call): Add location argument.
14166 Make all diagnostic calls use location.
14168 (c_finish_bc_stmt): Same.
14169 * tree-nested.c (get_trampoline_type): Add argument.
14170 Pass location to build_decl.
14171 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14172 * rtl.h (RTL_LOCATION): New.
14173 * c-common.c (c_add_case_label): Add location argument.
14174 Make all diagnostic calls use location.
14175 * c-common.h: Add location argument to make_fname_decl, do_case,
14176 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14177 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14178 Set it appropriately for every case. Pass enum_loc to start_enum
14179 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14181 (c_parser_struct_or_union_specifier): Save location. Use it for
14182 start_struct, finish_struct, and parser_xref_tag.
14184 2009-06-12 Ian Lance Taylor <iant@google.com>
14186 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14188 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14189 cpp_opts->warn_cxx_operator_names.
14191 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14194 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14195 is returns NULL and OP is a VCE, look through the VCE.
14197 2009-06-12 Ian Lance Taylor <iant@google.com>
14200 * collect2.c (main): Use CONST_CAST2 in code inside #if
14201 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14203 2009-06-12 Joey Ye <joey.ye@intel.com>
14205 PR middle-end/39146
14206 * cfgexpand.c (get_decl_align_unit): Update
14207 max_used_stack_slot_alignment with align instead of
14208 stack_alignment_needed.
14210 * function.c (assign_stack_local_1): Update
14211 max_used_stack_slot_alignment with alignment_in_bits instead
14212 of stack_alignment_needed.
14213 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14216 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14218 * dwarf2out.c (last_var_location_insn): New variable.
14219 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14220 (dwarf2out_var_location): Don't record anything after last real
14221 insn. Only change labels if there were any real instructions
14222 in between last note and this one, or if changed sections.
14224 2009-06-11 Richard Henderson <rth@redhat.com>
14226 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14227 note when storing the frame pointer in a register.
14228 (FRP): Don't redefine to nothing for epilogue.
14229 (alpha_expand_epilogue): Mark register and sp restores.
14230 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14232 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14233 when gen_lowpart is needed.
14235 2009-06-11 Richard Henderson <rth@redhat.com>
14237 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14239 * dwarf2out.c (need_data_align_sf_opcode): New.
14240 (div_data_align): Move earlier.
14241 (def_cfa_1, reg_save): Use it.
14243 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14245 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14246 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14247 (ix86_handle_option): Handle OPT_mcrc32.
14248 (ix86_target_string): Add -mcrc32.
14249 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14251 * config/i386/i386.h (TARGET_CRC32): New.
14253 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14254 (sse4_2_crc32di): Likewise.
14256 * config/i386/i386.opt (mcrc32): New.
14258 * doc/invoke.texi: Document -mcrc32.
14260 2009-06-11 Richard Henderson <rth@redhat.com>
14262 * common.opt (gdwarf-): Accept a version number.
14263 * doc/invoke.texi (gdwarf-): Update docs.
14264 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14265 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14266 version level, and record it.
14268 * dwarf2.h (DW_CIE_VERSION): Remove.
14269 * dwarf2out.c (DWARF_VERSION): Remove.
14270 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14271 (output_call_frame_info): Use CIE version 3 for dwarf3,
14272 or if the return register column is out of range for version 1.
14273 (dwarf_stack_op_name): Add all dwarf3 values.
14274 (DEBUG_PUBTYPES_SECTION): New.
14275 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14276 encoding change for dwarf3.
14277 (output_die) [dw_val_class_die_ref]: Likewise.
14278 (output_compilation_unit_header): Emit correct version for dwarf3.
14279 (output_line_info): Likewise.
14280 (output_pubnames): Update for DWARF_VERSION removal.
14281 (output_aranges): Likewise.
14282 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14283 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14284 (dwarf2out_finish): Likewise.
14286 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14288 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14291 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14294 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14295 * builtins.c (expand_builtin_unreachable): New function.
14296 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14297 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14298 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14300 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14301 searching for missing barriers.
14303 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14305 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14306 when -fprofile-generate* was passed.
14307 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14309 2009-06-11 Anthony Green <green@moxielogic.com>
14311 * config/moxie/moxie.md: Define length attribute for all instructions.
14313 (*b<cond:code>): Support limited branch ranges for new PC-relative
14314 branch instructions.
14315 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14317 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14319 * config/i386/i386.c (min_insn_size): Use get_attr_length
14320 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14321 For __asm return 0.
14323 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14324 instead of emit_insn_before.
14326 2009-06-10 Ian Lance Taylor <iant@google.com>
14329 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14332 2009-06-10 Revital Eres <eres@il.ibm.com>
14334 * passes.c (init_optimization_passes): Reschedule
14335 predictive-commoning pass before complete unroll pass.
14337 2009-06-10 Martin Jambor <mjambor@suse.cz>
14339 * cgraph.c (cgraph_node_can_be_local_p): New function.
14340 (cgraph_make_node_local): New function.
14341 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14342 (cgraph_make_node_local): Declare.
14344 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14346 * tree.h (tree_base): Add packed_flag and user_align fields.
14347 Decrease size of spare field.
14348 (TYPE_USER_ALIGN): Use user_align from tree_base.
14349 (DECL_USER_ALIGN): Likewise.
14350 (TYPE_PACKED): Use packed_flag from tree_base.
14351 (DECL_PACKED): Likewise.
14352 (tree_type): Delete packed_flag and user_align fields. Widen
14353 precision field. Widen mode field and shuffle fields to align
14354 mode on an 8-bit boundary.
14355 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14356 Renumber decl_flag_* fields. Fix comments. Widen
14357 decl_common_unused field.
14358 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14359 (DECL_EXTERNAL): Likewise.
14360 (DECL_BIT_FIELD): Likewise.
14361 (DECL_NONADDRESSABLE_P): Likewise.
14362 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14363 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14365 2009-06-10 Ian Lance Taylor <iant@google.com>
14367 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14368 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14369 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14370 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14371 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14372 DEF_VEC_ALLOC_FUNC_P.
14373 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14374 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14375 DEF_VEC_ALLOC_FUNC_O.
14376 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14377 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14378 DEF_VEC_ALLOC_FUNC_I.
14379 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14380 (vec_stack_p_reserve_exact_1): Declare.
14381 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14382 (vec_stack_free): Declare.
14383 (VEC_stack_alloc): Define.
14384 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14385 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14386 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14387 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14389 (stack_vecs): New static variable.
14390 (vec_stack_p_reserve_exact_1): New function.
14391 (vec_stack_o_reserve_1): New static function.
14392 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14393 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14394 (vec_stack_free): New function.
14395 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14396 (VEC_df_ref_stack_alloc): Define.
14397 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14398 DEF_VEC_ALLOC_P_STACK.
14399 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14400 (struct df_collection_rec): Change _vec fields to VEC. Remove
14402 (df_free_collection_rec): Adjust for new fields.
14403 (df_insn_rescan): Use new df_collection_rec fields.
14404 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14405 (df_ref_create_structure, df_ref_record): Likewise.
14406 (df_get_conditional_uses, df_get_call_refs): Likewise.
14407 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14408 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14409 (df_record_exit_block_uses, df_bb_verify): Likewise.
14410 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14411 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14412 Remove count parameter. Change return type to void. Change all
14414 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14415 Remove count parameter. Change return type to void. Change all
14417 (df_install_refs): Change old_vec parameter to VEC. Remove count
14418 parameter. Change all callers.
14419 (df_install_mws): Change old_vec parameter to VEC. Remove count
14420 parameter. Change all callers.
14421 (df_refs_verify): Change new_rec parameter to VEC. Change call
14423 (df_mws_verify): Likewise.
14425 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14427 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14429 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14431 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14433 2009-06-10 Anthony Green <green@moxielogic.com>
14435 * config/moxie/crti.asm: New file.
14436 * config/moxie/crtn.asm: New file.
14437 * config/moxie/moxie.c: New file.
14438 * config/moxie/moxie.h: New file.
14439 * config/moxie/sfp-machine.h: New file.
14440 * config/moxie/moxie-protos.h: New file.
14441 * config/moxie/t-moxie: Created.
14442 * config/moxie/t-moxie-softfp: Created.
14443 * config/moxie/moxie.md: Created.
14444 * config/moxie/constraints.md: Created.
14445 * config.gcc: Add moxie support.
14446 * doc/md.texi (Machine Constraints): Add moxie constraints.
14447 * doc/contrib.texi (Contributors): Mention moxie port.
14448 * doc/install.texi (Specific): Mention the moxie port.
14450 2009-06-09 Ian Lance Taylor <iant@google.com>
14452 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14453 compiling with C++.
14454 * optabs.c (optab_table): Only use designated initializers if
14455 HAVE_DESIGNATED_INITIALIZERS is defined.
14456 (convert_optab_table): Likewise.
14457 (init_optabs): Always call init_insn_codes if
14458 HAVE_DESIGNATED_INITIALIZERS is not defined.
14460 2009-06-09 Ian Lance Taylor <iant@google.com>
14462 * targhooks.c (default_builtin_vectorized_function): Change fn
14463 parameter to unsigned int.
14464 (default_builtin_vectorized_conversion): Change code parameter to
14466 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14467 * targhooks.h: Update declarations.
14468 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14469 parameter to unsigned int.
14471 * c-typeck.c (comptypes_check_enum_int): New static function.
14472 (comptypes_internal): Add enum_and_int_p parameter. Change all
14474 (comp_target_types): Add location parameter. Change all callers.
14475 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14476 Change all callers.
14477 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14478 (build_conditional_expr): Add colon_loc parameter. Change all
14480 (convert_for_assignment): Add location parameter. Change all callers.
14481 * c-parser.c (c_parser_conditional_expression): Pass location of
14482 colon to build_conditional_expr.
14483 * c-tree.h (build_conditional_expr): Update declaration.
14485 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14487 * graphite.c: Revert previous patch.
14489 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14492 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14494 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14496 * tree-ssa-loop-prefetch.c
14497 (loop_prefetch_arrays): Fixed a portability problem in printf format
14500 2009-06-09 Martin Jambor <mjambor@suse.cz>
14502 PR tree-optimization/40351
14503 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14504 refrence to a potential artifical subaccess can be constructed.
14506 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14508 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14509 (sh_override_options): Likewise.
14510 * config/sh/sh.c: Include params.h.
14511 (sh_optimization_options): New.
14512 (sh_override_options): Likewise.
14513 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14514 (OVERRIDE_OPTIONS): Use sh_override_options.
14516 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14518 * dwarf2out.c (emit_cfa_remember): New variable.
14519 (add_fde_cfi): If emit_cfa_remember, recurse to add
14520 DW_CFA_remember_state first.
14521 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14522 instead just set emit_cfa_remember.
14524 2009-06-08 Jan Hubicka <jh@suse.cz>
14527 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14529 2009-06-08 Jan Hubicka <jh@suse.cz>
14531 PR middle-end/39834
14532 * cgraphunit.c (save_inline_function_body): Do not copy transform
14533 hooks for saved inline bodies.
14534 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14535 for given function.
14537 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14539 * jump.c (returnjump_p): Handle delayed branches. Add missing
14542 2009-06-08 Jan Hubicka <jh@suse.cz>
14544 PR middle-end/40102
14545 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14546 original node might've been modified.
14547 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14549 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14551 * tree-object-size.c (addr_object_size): Add OSI argument.
14552 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14553 (compute_builtin_object_size, expr_object_size): Adjust callers.
14554 (plus_stmt_object_size): Call addr_object_size instead of
14555 compute_builtin_object_size.
14557 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14558 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14560 * tree-ssa-loop-prefetch.c
14561 (gather_memory_references): Introduced a counter for the number of
14563 (anything_to_prefetch_p): Introduced a counter for the number of
14565 (is_loop_prefetching_profitable): New function with a cost model
14567 (loop_prefetch_arrays): Use the new cost model to determine if
14568 prefetching is profitable.
14569 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14570 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14571 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14572 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14573 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14574 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14576 2009-06-08 Michael Matz <matz@suse.de>
14579 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14580 partitions use the same.
14581 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14582 for basevars of SSA_NAMEs.
14583 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14584 to not expand them twice.
14585 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14588 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14590 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14591 (fdump-final-insns=, gtoggle): New.
14592 * doc/invoke.texi: Document them.
14593 * final.c (rest_of_clean_state): Dump final insn stream.
14594 * gcc.c (invoke_as): Hook in -fcompare-debug.
14595 (static_spec_functions): Add compare-debug-dump-opt,
14596 compare-debug-self-opt and compare-debug-auxbase-opt.
14597 (compare_debug, compare_debug_second, compare_debug_opt): New.
14598 (switches_debug_check, n_switches_debug_check): New.
14599 (debug_auxbase_opt, debug_check_temp_file): New.
14600 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14602 (do_self_spec): Handle arguments after switches.
14603 (do_spec_1): Add .gk extension to temp file basenames for compare.
14604 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14605 (cc1_options): Use it instead of normal auxbase computation for
14606 the second compare-debug compilation.
14607 (compare_files): New.
14608 (main): Set up and implement compare debug mode.
14609 (compare_debug_dump_opt_spec_function): New.
14610 (compare_debug_self_opt_spec_function): New.
14611 (compare_debug_auxbase_opt_spec_function): New.
14612 * toplev.c (process_options): Handle flag_gtoggle,
14613 flag_dump_final_insns.
14614 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14615 during -fcompare-debug-second compilation.
14617 2009-06-07 Ian Lance Taylor <iant@google.com>
14619 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14620 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14622 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14623 with no default node. Change warning with %H to warning_at.
14624 Don't clear warn_switch around case checking.
14625 * doc/invoke.texi (Warning Options): Clarify distinction between
14626 -Wswitch and -Wswitch-enum.
14628 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14630 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14632 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14634 * gbl-ctors.h: Add header guard.
14636 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14638 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14639 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14640 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14641 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14642 prototypes for removed functions.
14643 (expressions_equal_p): Move to ...
14644 * tree-ssa-sccvn.h: ... here and ...
14645 * matrix-reorg.c: ... adjust includes.
14647 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14649 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14651 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14653 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14654 (finish_function): Remove erroneous whitespace.
14656 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14658 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14659 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14661 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14663 * errors.c (internal_error): Commentary typo fix.
14664 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14665 * tree-ssa-pre.c: Ditto.
14667 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14669 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14670 them is supposed to hold actual statements.
14672 2009-06-06 Ian Lance Taylor <iant@google.com>
14674 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14675 empty statements can now have attributes.
14677 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14679 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14680 * config/mips/mips.md: Ditto.
14682 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14684 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14686 (__eabi_uconvert): Likewise.
14688 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14690 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14691 CFI_* definitions with IN_GCC.
14693 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14695 * xcoffout.h (xcoffout_source_line): Update prototype.
14697 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14699 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14700 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14702 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14704 PR middle-end/40340
14705 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14706 inlined_function_outer_scope_p blocks for artificial inlines
14708 * tree.c (tree_nonartificial_location): Rewrite using
14709 block_nonartificial_location.
14711 2009-06-05 Revital Eres <eres@il.ibm.com>
14712 Leehod Baruch <leehod@il.ibm.com>
14714 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14715 (expand_expr_real_1): Remove comment.
14716 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14717 Vectorize misaligned access when the target supports it.
14718 (vect_supportable_dr_alignment): Check for unaligned access support.
14719 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14722 2009-06-05 Julian Brown <julian@codesourcery.com>
14724 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14725 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14727 2009-06-05 Richard Guenther <rguenther@suse.de>
14730 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14731 as possibly unused.
14733 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14735 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14736 (save_gprs): Don't tell unwinder when a global register is saved.
14737 (s390_emit_epilogue): Emit needed epilogue unwind info.
14739 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14741 * dwarf2out.c (deferred_asm_name): New.
14742 (add_name_and_src_coords_attributes): Defer creation of
14743 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14745 (move_linkage_attr): New.
14746 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14749 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14751 * tree-nested.c (finalize_nesting_tree_1): Declare the
14752 frame_decl in the binding tree.
14754 2009-06-04 Cary Coutant <ccoutant@google.com>
14756 * basic-block.h (struct basic_block_def): Add discriminator field.
14757 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14759 * debug.c (do_nothing_debug_hooks): Add additional entry.
14760 (debug_nothing_int_charstar_int): New function.
14761 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14762 (debug_nothing_int_charstar_int): New declaration.
14763 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14764 discriminator value in .loc directive.
14765 * final.c (last_discriminator): New variable.
14766 (discriminator): New variable.
14767 (final_start_function): Initialize above variables, pass current
14768 discriminator to debug hook.
14769 (notice_source_line): Check for discriminator change.
14770 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14771 * sdbout.c (sdbout_source_line): New parameter.
14772 * tree-cfg.c (struct locus_discrim_map): New structure type.
14773 (discriminator_per_locus): New hash table.
14774 (build_gimple_cfg): Allocate and free discriminator hash table.
14775 (make_edges): Call assign_discriminator.
14776 (locus_map_hash): New function.
14777 (locus_map_eq): New function.
14778 (next_discriminator_for_locus): New function.
14779 (same_line_p): New function.
14780 (assign_discriminator): New function.
14781 (make_cond_expr_edges): Call assign_discriminator.
14782 (make_gimple_switch_edges): Likewise.
14783 (first_non_label_stmt): New function.
14784 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14786 * xcoffout.c (xcoffout_source_line): Add new parameter.
14788 * configure.ac (gcc_cv_as_discriminator): New configury check for
14789 gas support for discriminator.
14790 * configure: Regenerate.
14791 * config.in: Regenerate.
14793 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14795 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14796 val after checking for integers.
14798 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14800 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14802 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14803 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14804 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14805 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14806 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14807 X64_SSE_REGPARM_MAX.
14808 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14809 X64_SSE_REGPARM_MAX.
14811 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14813 * gcc.c (report_times_to_file): New.
14814 (execute): Implement it.
14815 (process_command): Support -time=.
14816 * doc/invoke.texi: Document it.
14818 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14820 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14821 that have value exprs.
14823 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14825 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14826 declarations for constants until...
14827 (dw2_output_indirect_constant_1): ... this point.
14829 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14832 * arm.md (arm_addsi3): Don't try to split an add with an
14833 eliminable register until after reload has completed.
14835 2009-06-03 Ian Lance Taylor <iant@google.com>
14837 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14838 * genattrtab.c (write_length_unit_log): Likewise.
14839 * genchecksum.c (dosum): Likewise.
14840 * gengtype.c (write_rtx_next): Likewise.
14841 (finish_root_table, write_roots): Likewise.
14842 * gimple.c (gimple_ops_offset_): Likewise.
14843 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14844 * config/arc/arc.c (arc_attribute_table): Likewise.
14845 * config/arm/arm.c (arm_attribute_table): Likewise.
14846 * config/avr/avr.c (avr_attribute_table): Likewise.
14847 * config/crx/crx.c (crx_attribute_table): Likewise.
14848 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14849 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14850 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14851 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14852 * config/sh/sh.c (sh_attribute_table): Likewise.
14853 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14854 * config/spu/spu.c (spu_attribute_table): Likewise.
14855 * config/v850/v850.c (v850_attribute_table): Likewise.
14857 * config/alpha/alpha.c (vms_attribute_table): Make static.
14858 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14859 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14860 * config/mips/mips.c (mips_attribute_table): Likewise.
14862 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14864 (cc1-checksum.o): Likewise.
14866 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14868 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14870 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14872 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14873 insn if it is changing sp. Use gen_add3_insn instead of
14874 conditionally gen_addsi3 and gen_adddi3.
14875 (offset_below_red_zone_p): New static inline function.
14876 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14877 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14878 * config/rs6000/ppc-asm.h: Include auto-host.h.
14879 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14880 CFI_RESTORE): Define.
14881 * config/rs6000/crtresxgpr.asm: Add unwind info.
14882 * config/rs6000/crtresxfpr.asm: Likewise.
14883 * config/rs6000/crtresgpr.asm: Likewise.
14884 * config/rs6000/crtresfpr.asm: Likewise.
14885 * config/rs6000/crtsavgpr.asm: Likewise.
14886 * config/rs6000/crtsavfpr.asm: Likewise.
14888 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14889 argument of DWARF2_FRAME_REG_OUT macros.
14891 2009-06-03 Julian Brown <julian@codesourcery.com>
14893 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14894 words or less (including TImode) in core registers.
14896 2009-06-03 Richard Guenther <rguenther@suse.de>
14898 PR middle-end/40328
14899 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14901 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14903 * statistics.c (statistics_counter_event): Do not record event
14904 in pass dump if its number == -1.
14905 (curr_statistics_hash): Add assert that we never get passes
14906 with static number == -1.
14908 2009-06-03 Richard Guenther <rguenther@suse.de>
14909 Andrey Belevantsev <abel@ispras.ru>
14911 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14912 non-BLKmode arrays addressable.
14914 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14916 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14917 * config/m68k/m68k.h: ... here.
14919 2009-06-03 Martin Jambor <mjambor@suse.cz>
14921 PR tree-optimization/40323
14922 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14925 2009-06-03 Richard Guenther <rguenther@suse.de>
14927 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14930 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14932 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14933 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14934 JUMP_TABLE_DATA_P where applicable.
14935 * config/sh/sh.c: Ditto.
14936 * config/sh/sh.h: Ditto.
14937 * config/sh/sh.md: Ditto.
14938 * config/sh/symbian.c: Ditto.
14940 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14942 * config/i386/driver-i386.c (describe_cache): Optimize
14943 concatenation of strings. Use snprintf instead of sprintf.
14944 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14945 target when not compiling with GCC.
14947 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14949 * config/sh/sh.c: Revert last change.
14950 (sh_expand_epilogue): Emit a blockage insn before the frame
14951 pointer adjustment unconditionally.
14953 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14955 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14956 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14957 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14958 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14959 to COLLECT_GCC_OPTIONS.
14961 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14963 * collect2.c (target_system_root): New variable.
14964 (main): Handle --sysroot=.
14965 (ignore_library): Strip the sysroot from the library path.
14967 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14969 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14970 (collect2.o): Depend on collect2-aix.h.
14971 (collect2-aix.o): New rule.
14972 * collect2-aix.h: New file.
14973 * collect2-aix.c: Likewise.
14974 * collect2.c: Include collect2-aix.h. Don't undefine
14975 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14976 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14977 Use TARGET_AIX_VERSION instead of _AIX51.
14978 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14979 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14980 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14981 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14982 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14984 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14986 * collect2.c (ignore_library): Avoid premature post-increment
14987 and null deference.
14989 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14991 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14992 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14993 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14994 CROSS_DIRECTORY_STRUCTURE too.
14995 (LINK_LIBG_SPEC): Likewise.
14996 (LIB_SPEC): Add %R to sysroot paths.
14997 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14998 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14999 * config/rs6000/aix51.h: As for aix43.h.
15000 * config/rs6000/aix52.h: Likewise.
15001 * config/rs6000/aix53.h: Likewise.
15002 * config/rs6000/aix61.h: Likewise.
15003 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15004 to the beginning of sysroot paths.
15006 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15008 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15009 INSN_LISTs that are out of the REG_NOTE range.
15011 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15013 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15014 (struct var_to_expand): Likewise.
15015 (struct opt_info): Add head and tail for linked lists of the above.
15016 (analyze_insn_to_expand_var): Initialize next.
15017 (analyze_iv_to_split_insn): Likewise.
15018 (analyze_insns_in_loop): Create linked lists.
15019 (allocate_basic_variable): Simplify for use without hash table.
15020 (insert_var_expansion_initialization): Likewise, make it type-safer.
15021 (combine_var_copies_in_loop_exit): Likewise.
15022 (apply_opt_in_copies): Walk lists rather than hash tables.
15023 (release_var_copies): Simplified and inlined by hand into...
15024 (free_opt_info): ... this function.
15026 2009-06-02 Richard Guenther <rguenther@suse.de>
15028 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15031 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15033 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15034 only for builtins that are not overridden.
15036 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15038 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15041 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15043 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15045 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15047 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15049 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15051 * common.opt (fdump-unnumbered-links): New.
15052 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15053 * print-rtl.c (flag_dump_unnumbered_links): New.
15054 (print_rtx): Test it.
15056 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15058 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15059 push/pop multiple to 8-byte alignment.
15061 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15063 * config/i386/i386.c (queued_cfa_restores): New static variable.
15064 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15066 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15067 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15068 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15069 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15070 note unconditionally.
15071 (ix86_emit_restore_regs_using_mov): Likewise.
15072 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15073 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15074 it through to ix86_emit_restore_reg_using_pop.
15075 (ix86_emit_leave): Add RED_OFFSET argument. Call
15076 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15077 instead of adding REG_CFA_OFFSET note unconditionally.
15078 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15079 the above functions. Call ix86_add_queued_cfa_restore_notes when
15082 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15083 force output of the label even for dwarf2out_do_cfi_asm.
15084 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15085 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15086 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15088 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15089 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15090 dwarf2out_cfi_label callers.
15091 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15092 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15093 Adjust dwarf2out_cfi_label callers.
15094 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15096 * config/i386/i386.h (struct machine_cfa_state,
15097 struct machine_function): Guard with ifndef USED_FOR_TARGET
15098 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15101 * emutls.c (__emutls_get_address): Change arr->size to mean number
15102 of allocated arr->data entries instead of # of slots + 1.
15104 PR middle-end/40316
15105 * recog.c (peep2_reinit_state): New function.
15106 (peephole2_init_state): Use it at the end of a basic block and also
15107 when seeing a RTX_FRAME_RELATED_P insn.
15109 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15111 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15112 fixuns_truncrfdi2): New.
15113 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15114 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15115 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15116 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15117 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15118 *recip_approx): Remove.
15119 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15120 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15121 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15123 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15126 2009-06-01 Ian Lance Taylor <iant@google.com>
15128 * attribs.c (register_attribute): Use CONST_CAST.
15129 * collect2.c (main): Use CONST_CAST2.
15130 (scan_prog_file): Likewise.
15131 * gcc.c (process_command, main): Likewise.
15132 * toplev.c (toplev_main): Likewise.
15134 * c-typeck.c (handle_warn_cast_qual): New static function,
15135 partially broken out of build_c_cast.
15136 (build_c_cast): Call handle_warn_cast_qual.
15137 * doc/invoke.texi (Warning Options): Document new effect of
15140 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15142 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15143 (diagnostic_report_current_module): Print columns.
15144 * common.opt (flag_show_column): Enable by default.
15146 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15148 * alias.c (find_base_term): Check for NULL term before returning.
15150 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15152 Revert due to PR40320:
15153 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15154 * calls.c (emit_library_call_value_1): Don't force_operand for move
15157 2009-06-01 Olivier Hainque <hainque@adacore.com>
15158 Eric Botcazou <ebotcazou@adacore.com>
15160 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15161 to be processed as a bitfield for constructor output purposes.
15162 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15164 * varasm.c (oc_local_state): New type, output_constructor
15165 local state to support communication with helpers.
15166 (oc_outer_state): New type, output_constructor outer state of
15167 relevance in recursive calls.
15168 (output_constructor_array_range): New output_constructor helper,
15169 extracted code for an array range element.
15170 (output_constructor_regular_field): New output_constructor helper,
15171 extracted code for an element that is not a bitfield.
15172 (output_constructor_bitfield): New output_constructor helper,
15173 extracted code for a bitfield element. Accept an OUTER state
15174 argument for recursive processing. Recurse on record or array
15175 CONSTRUCTOR values, possibly past noop conversions.
15176 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15177 VALUE is a valid constant-valued expression for use in a static
15178 bit-field initializer.
15179 (output_constructor): Rework to use helpers. Accept and honor an
15180 OUTER state argument for recursive calls. Return total size. Be
15181 prepared for nested constructors initializing bitfields.
15182 (output_constant): Feed OUTER in calls to output_constructor.
15184 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15186 * calls.c (emit_library_call_value_1): Don't force_operand for move
15189 2009-06-01 Nick Clifton <nickc@redhat.com>
15191 * doc/invoke.texi (IA-64 Options): Fix typo.
15193 2009-06-01 Ira Rosen <irar@il.ibm.com>
15195 PR tree-optimization/39129
15196 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15198 (vect_do_peeling_for_loop_bound): Use
15199 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15200 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15201 (vect_loop_versioning): Likewise.
15202 (vect_create_cond_for_alias_checks): Fix indentation.
15203 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15205 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15206 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15207 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15208 "control flow in loop".
15209 (vect_estimate_min_profitable_iters): Use
15210 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15211 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15212 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15213 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15214 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15215 statement belongs to a group of strided accesses with the exact code
15217 (vectorizable_load): Likewise.
15218 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15219 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15221 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15223 * config/freebsd-stdint.h: New file.
15224 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15225 Add freebsd-stdint.h to tm_file.
15227 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15229 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15230 (thumb2_extendhidi2): Likewise.
15232 2009-05-31 Ian Lance Taylor <iant@google.com>
15234 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15236 2009-05-31 Ian Lance Taylor <iant@google.com>
15238 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15239 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15240 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15242 2009-05-31 Jason Merrill <jason@redhat.com>
15244 * tree-pretty-print.c (print_call_name): Take the callee, not the
15245 call itself. Make non-static. Use dump_function_name for functions.
15246 (dump_generic_node): Adjust.
15247 * diagnostic.h: Declare print_call_name.
15248 * gimple-pretty-print.c (dump_gimple_call): Use it.
15250 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15252 * config/sh/sh.md (ashldi3_std): New define_expand.
15255 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15258 * config/sh/sh.c: Include debug.h.
15259 (sh_expand_epilogue): Emit a blockage insn before the frame
15260 pointer adjustment also when dwarf2out_do_frame returns true.
15262 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15264 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15265 (thumb2_extendqidi2): New pattern.
15267 2009-05-31 Ira Rosen <irar@il.ibm.com>
15269 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15270 mark phis for renaming.
15271 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15272 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15273 Call mark_sym_for_renaming.
15274 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15275 * tree-vect-loop.c (vect_transform_loop): Remove
15276 vect_memsyms_to_rename initialization and a call to
15277 mark_set_for_renaming.
15279 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15281 PR middle-end/40304
15282 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15283 frame related even if !set_cfa && style < 0.
15285 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15287 * config/i386/mingw-tls.c: New file.
15288 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15289 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15290 defining _WIN32 but not __CYGWIN__.
15292 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15294 * configure.ac: Add MPC support.
15296 * config.in, configure: Regenerate.
15298 2009-05-29 Richard Henderson <rth@redhat.com>
15300 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15301 NOTE_INSN_BASIC_BLOCK.
15302 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15303 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15304 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15306 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15308 (add_cfi): Disable check redefining cfa away from drap.
15309 (lookup_cfa_1): Add remember argument; handle remember/restore.
15310 (lookup_cfa): Pass remember argument.
15311 (cfa_remember): New.
15312 (compute_barrier_args_size_1): Remove sibcall check.
15313 (dwarf2out_frame_debug_def_cfa): New.
15314 (dwarf2out_frame_debug_adjust_cfa): New.
15315 (dwarf2out_frame_debug_cfa_offset): New.
15316 (dwarf2out_frame_debug_cfa_register): New.
15317 (dwarf2out_frame_debug_cfa_restore): New.
15318 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15319 (dwarf2out_begin_epilogue): New.
15320 (dwarf2out_frame_debug_restore_state): New.
15321 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15322 DW_CFA_restore_state.
15323 (output_cfi_directive): Likewise.
15324 (convert_cfa_to_fb_loc_list): Likewise.
15325 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15326 * dwarf2out.h: Update.
15327 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15328 (copy_insn_1): Early out for null.
15329 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15330 and dwarf2out_frame_debug_restore_state.
15331 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15332 (prologue_insn_hash, epilogue_insn_hash): New.
15333 (free_after_compilation): Adjust freeing accordingly.
15334 (record_insns): Create hash table if needed; push insns into
15335 hash instead of array.
15336 (maybe_copy_epilogue_insn): New.
15337 (contains): Search hash table instead of array.
15338 (sibcall_epilogue_contains): Remove.
15339 (thread_prologue_and_epilogue_insns): Split eh_return insns
15340 and mark them as epilogues.
15341 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15342 scanning in terms of basic blocks.
15343 * insn-notes.def (CFA_RESTORE_STATE): New.
15344 * jump.c (returnjump_p_1): Accept EH_RETURN.
15345 (eh_returnjump_p_1, eh_returnjump_p): New.
15346 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15347 CFA_REGISTER, CFA_RESTORE): New.
15348 * rtl.def (EH_RETURN): New.
15349 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15351 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15352 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15354 * config/i386/i386.c (gen_push): Update cfa state.
15355 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15356 add a CFA_ADJUST_CFA note.
15357 (ix86_dwarf_handle_frame_unspec): Remove.
15358 (ix86_expand_prologue): Update cfa state.
15359 (ix86_emit_restore_reg_using_pop): New.
15360 (ix86_emit_restore_regs_using_pop): New.
15361 (ix86_emit_leave): New.
15362 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15363 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15364 * config/i386/i386.h (struct machine_cfa_state): New.
15365 (ix86_cfa_state): New.
15366 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15367 (eh_return_internal): Merge from eh_return_<mode>,
15368 use eh_return rtx, split w/ epilogue.
15370 2009-05-29 Ian Lance Taylor <iant@google.com>
15372 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15374 * calls.c (emit_library_call_value_1): Likewise.
15376 * c-typeck.c (c_build_va_arg): New function.
15377 * c-tree.h (c_build_va_arg): Declare.
15378 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15379 instead of build_va_arg.
15381 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15383 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15384 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15385 (ptr_difference_cost): Use affine combinations to compute it.
15386 (difference_cost): Likewise.
15387 (get_computation_cost_at): Compute more accurate cost for addresses
15388 if the ratio is a multiplier allowed in addresses.
15389 For non-addresses, consider that an additional offset or symbol is
15392 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15394 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15395 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15397 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15398 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15399 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15401 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15402 to 1 for TYPE_SSE{IADD1,CVT1}.
15403 (prefix_vex_imm8): Removed.
15404 (length_vex): Only pass 1 as second argument to
15405 ix86_attr_length_vex_default if prefix_extra is 0.
15406 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15407 (length): For prefix vex computation use length_immediate
15408 attribute instead of prefix_vex_imm8.
15409 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15410 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15411 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15412 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15413 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15414 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15415 a space in between the operands.
15416 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15417 if one operand is 0xff and the other one si, di, bp or sp.
15418 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15419 other one si, di, bp or sp.
15420 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15421 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15422 type and mode attributes.
15423 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15424 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15425 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15426 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15427 prefix_data16 attribute iff MODE_DF.
15428 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15429 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15430 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15431 constm128_operand in length_immediate computation.
15432 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15433 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15434 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15435 length_immediate attribute to 1.
15436 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15437 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15438 for certain alternatives.
15439 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15440 prefix_data16 attribute if MODE_V1DF.
15441 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15442 length_immediate to 1.
15443 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15444 length_address to 4, set mode attribute to MODE_DI.
15445 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15446 (fxam<mode>2_i387): Set length attribute to 4.
15447 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15448 *prefetch_3dnow_rex): Override length_address attribute.
15449 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15451 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15452 (constm128_operand): Removed.
15453 * config/i386/i386.c (memory_address_length): For
15454 disp && !index && !base in 64-bit mode account for SIB byte if
15455 print_operand_address can't optimize disp32 into disp32(%rip)
15456 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15457 for fs: or gs: segment.
15458 (ix86_attr_length_immediate_default): When checking if shortform
15459 is possible, truncate immediate to the length of the non-shortened
15461 (ix86_attr_length_address_default): Ignore MEM_P operands
15463 (ix86_attr_length_vex_default): Only check for DImode on
15464 GENERAL_REG_P operands.
15465 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15466 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15467 (sse_cvttps2pi): Clear prefix_rep attribute.
15468 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15470 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15471 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15472 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15473 iff operand 2 is const_int_operand.
15474 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15475 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15476 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15478 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15480 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15481 prefix_data16 attribute for movlpd and movhpd instructions.
15482 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15483 length_immediate for shufpd instruction.
15484 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15485 (avx_cmpp<avxmodesuffixf2c><mode>3,
15486 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15487 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15488 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15489 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15490 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15491 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15492 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15493 prefix_data16 attribute for the first alternative to 1.
15494 (*avx_loadlps): Override length_immediate for the first alternative.
15495 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15496 attributes for second alternative.
15497 (*vec_concatv2sf_sse4_1): Override length_immediate and
15498 prefix_data16 attributes for second alternative.
15499 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15500 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15501 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15502 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15503 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15504 prefix_data16 and length_immediate to 1.
15505 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15507 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15508 prefix_extra attribute for variants that don't have 0f prefix alone.
15509 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15510 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15511 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15512 *sse4_1_pextrd): Set length_immediate to 1.
15513 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15514 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15516 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15517 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15518 length_immediate to 1 for second alternative.
15519 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15520 prefix_extra and length_immediate attributes for the first
15522 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15524 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15525 to 1 for the first and third alternative.
15526 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15528 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15530 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15532 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15533 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15534 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15535 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15536 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15537 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15538 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15539 ssse3_psign<mode>3): Override prefix_rex attribute.
15540 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15541 (ssse3_palignrti): Override length_immediate to 1.
15542 (ssse3_palignrdi): Override length_immediate to 1, override
15543 prefix_rex attribute.
15544 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15545 (sse4a_extrqi): Override length_immediate to 2.
15546 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15547 (sse4a_insertq): Override prefix_data16 to 0.
15548 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15549 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15550 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15551 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15552 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15553 and length_immediate to 1.
15554 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15555 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15556 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15557 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15558 and length_immediate to 1.
15559 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15560 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15561 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15562 avx_ptest256): Override prefix_extra to 1.
15563 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15564 Override prefix_data16 and length_immediate to 1.
15565 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15566 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15567 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15568 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15569 prefix_data16 to 0 and prefix_extra to 2.
15570 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15571 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15573 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15574 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15575 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15576 and prefix_extra to 2.
15577 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15578 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15579 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15580 avx_vpermilvar<mode>3,
15581 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15582 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15583 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15584 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15585 Override prefix_extra to 1.
15586 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15587 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15588 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15589 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15590 prefix_extra and length_immediate to 1.
15591 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15593 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15594 to 1 for the first alternative.
15595 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15596 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15598 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15599 *movv2sf_internal_avx, *movv2sf_internal): Override
15600 prefix_rep attribute for certain alternatives.
15601 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15602 attributes for certain alternatives.
15603 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15604 attributes for certain alternatives.
15605 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15606 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15607 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15608 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15609 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15610 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15611 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15612 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15613 length_immediate to 1 if operand 2 is const_int_operand.
15614 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15615 *vec_extractv2si_1): Set length_immediate attribute to 1.
15616 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15617 using old 3DNOW insn rather than SSE/3DNOW_A.
15618 (mmx_emms, mmx_femms): Clear modrm attribute.
15620 2009-05-29 Martin Jambor <mjambor@suse.cz>
15622 * tree-sra.c: New implementation of SRA.
15624 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15625 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15626 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15627 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15628 (SRA_MAX_STRUCTURE_COUNT): Removed.
15629 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15630 * doc/invoke.texi (sra-max-structure-size): Removed.
15631 (sra-field-structure-ratio): Removed.
15633 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15635 PR middle-end/40291
15636 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15639 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15641 PR rtl-optimization/40101
15642 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15643 seqno. Adjust comment.
15644 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15645 inserting bookkeeping before a jump, the jump is not scheduled.
15646 When no positive seqno found, provide a value. Add comment.
15648 2009-05-29 Richard Guenther <rguenther@suse.de>
15650 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15651 short-cutting on the first component.
15653 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15655 PR middle-end/39958
15656 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15657 for trees other than decls/types.
15659 2009-05-29 Richard Guenther <rguenther@suse.de>
15661 * tree-ssa-operands.c (get_expr_operands): Do not handle
15662 INDIRECT_REFs in the handled-component case. Remove
15663 unused get_ref_base_and_extent case.
15664 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15665 tree_low_cst and host_integerp where possible.
15666 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15667 codes for equivalence.
15668 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15670 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15672 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15673 to tmake_file for i[34567]86-*-cygwin*.
15675 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15678 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15679 (altivec_categorize_keyword, init_vector_keywords,
15680 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15683 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15685 * tree.c (handle_dll_attribute): Check if node is
15686 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15688 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15690 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15692 (thumb2_zero_extendqidi2): Likewise.
15694 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15696 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15697 instead of gen_movrt.
15698 * config/sh/sh.md (movrt): Remove.
15700 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15702 * doc/invoke.texi (IA-64 Options):
15703 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15704 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15705 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15706 -msched-prefer-non-control-spec-insns,
15707 -msched-stop-bits-after-every-cycle,
15708 -msched-count-spec-in-critical-path,
15709 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15710 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15711 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15712 and -msched-spec-verbose.
15714 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15716 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15717 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15719 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15721 2009-05-28 Richard Guenther <rguenther@suse.de>
15723 * tree-ssa-alias.c (ao_ref_init): New function.
15724 (ao_ref_base): Likewise.
15725 (ao_ref_base_alias_set): Likewise.
15726 (ao_ref_alias_set): Likewise.
15727 (refs_may_alias_p_1): Change signature.
15728 (refs_may_alias_p): Adjust.
15729 (refs_anti_dependent_p): Likewise.
15730 (refs_output_dependent_p): Likewise.
15731 (call_may_clobber_ref_p_1): Change signature.
15732 (call_may_clobber_ref_p): Adjust.
15733 (stmt_may_clobber_ref_p_1): New function split out from ...
15734 (stmt_may_clobber_ref_p): ... here.
15735 (maybe_skip_until): Adjust signature.
15736 (get_continuation_for_phi): Likewise.
15737 (walk_non_aliased_vuses): Likewise.
15738 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15739 (ao_ref_init): Declare.
15740 (ao_ref_base): Likewise.
15741 (ao_ref_alias_set): Likewise.
15742 (stmt_may_clobber_ref_p_1): Likewise.
15743 (walk_non_aliased_vuses): Adjust.
15744 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15745 (get_ref_from_reference_ops): remove.
15746 (vn_reference_lookup_2): Adjust signature.
15747 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15748 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15749 (vn_reference_lookup): Adjust.
15750 (vn_reference_insert): Likewise.
15751 (vn_reference_insert_pieces): Adjust signature.
15752 (visit_reference_op_call): Adjust.
15753 * tree-ssa-pre.c (get_expr_type): Simplify.
15754 (phi_translate_1): Adjust.
15755 (compute_avail): Likewise.
15756 (translate_vuse_through_block): Do not re-build trees.
15757 (value_dies_in_block_x): Likewise.
15758 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15760 (vn_reference_lookup_pieces): Adjust declaration.
15761 (vn_reference_insert_pieces): Likewise.
15763 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15765 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15766 with checking disabled.
15768 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15772 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15773 macro definition for support of three-operand format aligned
15774 .comm directive in assembler on cygwin/pe/mingw target OS.
15775 * configure: Regenerate.
15776 * config.h: Regenerate.
15778 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15779 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15780 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15782 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15783 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15785 2009-05-28 Ira Rosen <irar@il.ibm.com>
15787 PR tree-optimization/40254
15788 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15789 in analysis of basic blocks.
15791 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15793 PR middle-end/33699
15794 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15795 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15796 (TARGET_INITIALIZER): Use it.
15797 * cse.c (CHEAPER): Move it up to the other macros.
15798 (insert): Rename this ...
15799 (insert_with_costs): ... to this. Add cost parameters. Update
15801 (insert): New function. Call insert_with_costs.
15802 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15803 find_reg_offset_for_const, try_const_anchors): New functions.
15804 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15805 when using a const-anchor. Call insert_const_anchors.
15806 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15807 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15809 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15811 * tree-inline.c (remap_decls): Enable nonlocalized variables
15812 when not optimizing.
15814 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15816 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15817 Simplify other tests involving optimize.
15819 2009-05-27 Tom Tromey <tromey@redhat.com>
15821 * unwind-dw2.c (_Unwind_DebugHook): New function.
15822 (uw_install_context): Call _Unwind_DebugHook.
15824 2009-05-27 Tom Tromey <tromey@redhat.com>
15826 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15828 2009-05-27 Ian Lance Taylor <iant@google.com>
15830 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15831 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15832 (ALL_LINKERFLAGS): Define.
15833 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15834 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15835 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15836 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15837 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15838 $(LINKER_FOR_BUILD).
15839 (build/gcov-iov$(build_exeext)): Likewise.
15841 2009-05-27 Julian Brown <julian@codesourcery.com>
15843 * gcse.c (target.h): Include.
15844 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15845 copy of argument to a pseudo register.
15847 2009-05-27 Diego Novillo <dnovillo@google.com>
15849 * tree-ssa-live.c (dump_scope_block): Document arguments.
15850 (dump_scope_blocks): Document.
15851 (debug_scope_blocks): New.
15852 * tree-flow.h (debug_scope_blocks): Declare.
15854 2009-05-21 Denis Chertykov <denisc@overta.ru>
15856 * doc/contrib.texi (Contributors): Add myself to the list.
15858 2009-05-27 Olivier Hainque <hainque@adacore.com>
15860 * expr.c (target_align): New function. Alignment the TARGET of an
15861 assignment may be assume to have.
15862 (highest_pow2_factor_for_target): Use it instead of relying on
15863 immediate tree attributes of TARGET, not necessarily honored when
15864 intermediate bitfields are involved.
15866 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15869 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15870 AVX, SSE4, AES, PCLMUL and POPCNT.
15872 2009-05-27 Diego Novillo <dnovillo@google.com>
15874 * tree-pretty-print.c (dump_location): New.
15875 (dump_generic_node): Call it.
15876 Factor code to handle BLOCK nodes ...
15877 (dump_block_node): ... here.
15879 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15881 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15883 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15885 * gcc-plugin.h: Include config.h and system.h.
15886 (IN_GCC): Define if not defined.
15888 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15890 PR middle-end/40249
15891 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15894 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15896 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15898 * config/m32r/m32r.h: Ditto.
15899 * config/m32r/m32r.md: Ditto.
15900 * config/m32r/predicates.md: Ditto.
15902 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15904 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15906 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15909 (Loading plugins): typo.
15910 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15911 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15912 (Interacting with the GCC Garbage Collector): Added new section.
15913 (Giving information about a plugin): Added new section for
15915 * ggc.h (ggc_register_root_tab): Added declaration.
15916 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15917 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15918 (register_callback): Improved comment in declaration.
15919 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15920 (extra_root_vec) Added static variable for dynamic roots registration.
15921 (ggc_register_root_tab) Added new routine.
15922 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15923 PLUGIN_GGC_MARKING event.
15924 * ggc-zone.c: Include plugin.h.
15925 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15926 * ggc-page.c: Include plugin.h.
15927 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15928 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15929 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15930 (register_callback): check lack of callbacks for
15931 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15932 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15933 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15934 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15935 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15936 dependency on plugin.h.
15937 (plugin.o): Added dependency on ggc.h...
15939 2009-05-26 Richard Guenther <rguenther@suse.de>
15941 PR middle-end/40248
15943 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15944 with mismatched comparison modes.
15946 * expr.c (expand_expr_real_1): Expand the operand of a
15947 VIEW_CONVERT_EXPR in its natural mode.
15949 2009-05-26 Ian Lance Taylor <iant@google.com>
15951 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15952 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15953 (ALL_COMPILERFLAGS): Define.
15954 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15955 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15956 (collect2$(exeext), collect2.o): Likewise.
15957 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15958 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15959 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15960 (libbackend.o, intl.o, cppdefault.o): Likewise.
15961 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15962 (build/%.o): Use $(COMPILER_FOR_BUILD).
15963 (build/gen%$(build_exeext)): Likewise.
15964 (build/gcov-iov$(build_exeext)): LIkewise.
15965 * config/t-darwin (darwin.o): Use $(COMPILER).
15966 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15967 * config/t-sol2 (sol2-c.o): Likewise.
15968 (sol2.o): Likewise.
15969 * config/t-vxworks (vxworks.o): Likewise.
15970 * config/x-darwin (host-darwin.o): Likewise.
15971 * config/x-hpux (host-hpux.o): Likewise.
15972 * config/x-linux (host-linux.o): Likewise.
15973 * config/x-solaris (host-solaris.o): Likewise.
15974 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15975 * config/arm/t-arm (arm-c.o): Likewise.
15976 * config/arm/t-pe (pe.o): Likewise.
15977 * config/arm/t-wince-pe (pe.o): Likewise.
15978 * config/i386/t-cygming (winnt.o): Likewise.
15979 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15980 * config/i386/t-cygwin (cygwin1.o): Likewise.
15981 (cygwin2.o): Likewise.
15982 * config/i386/t-i386 (i386-c.o): Likewise.
15983 * config/i386/t-interix (winnt.o): Likewise.
15984 * config/i386/t-netware (netware.o): Likewise.
15985 * config/i386/t-nwld (nwld.o): Likewise.
15986 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15987 * config/i386/x-i386 (driver-i386.o): Likewise.
15988 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15989 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15990 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15991 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15992 * config/mips/x-native (driver-native.o): Likewise.
15993 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15994 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15995 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15996 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15997 * config/score/t-score-elf (score7.o): Likewise.
15998 (score3.o): Likewise.
15999 * config/sh/t-sh (sh-c.o): Likewise.
16000 * config/sh/t-symbian (sh-c.o): Likewise.
16001 (symbian.o): Likewise.
16002 * config/spu/t-spu-elf (spu-c.o): Likewise.
16003 * config/v850/t-v850 (v850-c.o): Likewise.
16004 * config/v850/t-v850e (v850-c.o): Likewise.
16006 2009-05-26 Richard Guenther <rguenther@suse.de>
16008 PR tree-optimization/40122
16009 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16010 VECTOR_CSTs if possible.
16011 (fold_gimple_assign): Likewise.
16013 2009-05-26 Richard Guenther <rguenther@suse.de>
16015 PR middle-end/40252
16016 * fold-const.c (fold_binary): Use the correct types for building
16019 2009-05-26 Richard Guenther <rguenther@suse.de>
16021 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16022 redundant calls to merge_alias_info.
16023 (bump_vector_ptr): Likewise.
16024 * tree-ssa-copy.c (merge_alias_info): Remove.
16025 (replace_exp_1): Remove call to merge_alias_info.
16026 (propagate_tree_value): Likewise.
16027 (fini_copy_prop): Propagate points-to info.
16028 * tree-flow.h (merge_alias_info): Remove.
16030 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16032 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16034 2009-05-25 Jan Hubicka <jh@suse.cz>
16036 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16037 * cgraph.h (struct inline_summary): New filed self_wize,
16038 size_inlining_benefit, self_time and time_inlining_benefit.
16039 (struct cgraph_global_info): Replace insns by time ans size fields.
16040 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16041 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16042 (ipcp_update_callgraph): Do not touch function bodies.
16043 * ipa-inline.c: Include except.h
16044 (MAX_TIME): New constant.
16045 (overall_insns): Remove.
16046 (leaf_node_p): New.
16047 (overall_size, max_benefit): New static variables.
16048 (cgraph_estimate_time_after_inlining): New function.
16049 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16050 (cgraph_clone_inlined_nodes): Update size.
16051 (cgraph_mark_inline_edge): Update size.
16052 (cgraph_estimate_growth): Use size info.
16053 (cgraph_check_inline_limits): Check size.
16054 (cgraph_default_inline_p): Likewise.
16055 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16056 (cgraph_decide_recursive_inlining): Check size.
16057 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16059 (cgraph_decide_inlining): Likewise.
16060 (cgraph_decide_inlining_incrementally): Likewise; honor
16061 PARAM_EARLY_INLINING_INSNS.
16062 (likely_eliminated_by_inlining_p): New predicate.
16063 (estimate_function_body_sizes): New function.
16064 (compute_inline_parameters): Use it.
16065 * except.c (must_not_throw_labels): New function.
16066 * except.h (must_not_throw_labels): Declare.
16067 * tree-inline.c (init_inline_once): Kill inlining_weigths
16068 * tree-ssa-structalias.c: Avoid uninitialized warning.
16069 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16070 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16071 (PARAM_INLINE_CALL_COST): Remove.
16072 (PARAM_EARLY_INLINING_INSNS): New.
16074 2009-05-25 Richard Guenther <rguenther@suse.de>
16076 PR tree-optimization/36327
16077 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16078 callback for reference translation or lookup at the point of may-defs.
16079 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16080 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16081 for union COMPONENT_REFs.
16082 (vn_reference_lookup_3): New callback. Lookup from memset
16083 and CONSTRUCTOR assignment, translate through struct copies.
16084 (vn_reference_lookup_pieces): Make sure to not free the
16085 passed operands array. Adjust walk_non_aliased_vuses call.
16086 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16087 make sure we do not leak memory.
16089 2009-05-25 Richard Guenther <rguenther@suse.de>
16091 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16092 * tree-inline.c (expand_call_inline): Reset the escaped and
16093 callused solutions.
16094 * tree-ssa-structalias.c (pass_build_ealias): New.
16095 * tree-pass.h (pass_build_ealias): Declare.
16096 * passes.c (init_optimization_passes): Add PTA during
16097 early optimizations.
16098 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16099 and CALLUSED solutions.
16100 (dump_points_to_solution): New function, split out from ...
16101 (dump_points_to_info_for): ... here.
16102 * tree-parloops.c (parallelize_loops): Reset the escaped and
16103 callused solutions.
16105 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16108 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16109 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16111 2009-05-25 Ira Rosen <irar@il.ibm.com>
16113 PR tree-optimization/40238
16114 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16115 statements after basic block's labels.
16116 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16117 to free the allocated memory.
16119 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16121 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16122 return address with a USE.
16124 2009-05-24 Richard Guenther <rguenther@suse.de>
16126 PR middle-end/40233
16127 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16128 array type from the main variant of the inner type.
16130 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16132 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16133 definition to bool (from int) to un-break build.
16134 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16136 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16138 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16139 discard_stmt_changes): Delete.
16140 * tree-ssa-operands.c (scb_stack): Delete.
16141 (init_ssa_operands): Do not initialize it.
16142 (fini_ssa_operands): Do not free it.
16143 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16145 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16146 update_stmt, remove the others. Fix comments.
16147 * tree-dfa.c (optimize_stack_restore): Likewise.
16148 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16149 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16150 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16151 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16153 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16154 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16155 (dom_opt_finalize_block): Likewise, adjusting access to
16157 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16158 (stmts_to_rescan): Change item type to gimple.
16159 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16161 2009-05-24 Ira Rosen <irar@il.ibm.com>
16163 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16164 * tree-pass.h (pass_slp_vectorize): New pass.
16165 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16166 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16167 * tree-vectorizer.c (timevar.h): Include.
16168 (user_vect_verbosity_level): Declare.
16169 (vect_location): Fix comment.
16170 (vect_set_verbosity_level): Update user_vect_verbosity_level
16171 instead of vect_verbosity_level.
16172 (vect_set_dump_settings): Add an argument. Ignore user defined
16173 verbosity if dump flags require higher level of verbosity. Print to
16174 stderr only for loop vectorization.
16175 (vectorize_loops): Update call to vect_set_dump_settings.
16176 (execute_vect_slp): New function.
16177 (gate_vect_slp): Likewise.
16178 (struct gimple_opt_pass pass_slp_vectorize): New.
16179 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16180 access its members.
16181 (vec_info_for_bb): New function.
16182 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16183 (VECTORIZATION_ENABLED): New macro.
16184 (SLP_ENABLED, SLP_DISABLED): Likewise.
16185 (vect_is_simple_use): Add bb_vec_info argument.
16186 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16187 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16188 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16189 vect_schedule_slp, vect_analyze_slp): Likewise.
16190 (vect_analyze_stmt): Add slp_tree argument.
16191 (find_bb_location): Declare.
16192 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16193 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16194 (vect_analyze_loop_operations, vect_analyze_loop,
16195 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16196 vect_finalize_reduction, vectorizable_reduction,
16197 vectorizable_live_operation, vect_transform_loop): Likewise.
16198 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16199 skip evolution analysis if analyzing a basic block.
16200 (dr_analyze_indices): Likewise.
16201 (initialize_data_dependence_relation): Skip the test whether the
16202 object is invariant for basic blocks.
16203 (compute_all_dependences): Skip dependence analysis for data
16204 references in basic blocks.
16205 (find_data_references_in_stmt): Don't fail in case of invariant
16206 access in basic block.
16207 (find_data_references_in_bb): New function.
16208 (find_data_references_in_loop): Move code to
16209 find_data_references_in_bb and add a call to it.
16210 (compute_data_dependences_for_bb): New function.
16211 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16212 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16214 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16215 unknown dependence in basic block and fail in case of dependence in
16217 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16218 dependence instances from either loop or basic block vectorization
16220 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16221 before calling nested_in_vect_loop_p.
16222 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16223 dependence instances from either loop or basic block vectorization
16225 (vect_verify_datarefs_alignment): Likewise.
16226 (vect_enhance_data_refs_alignment): Adjust function calls.
16227 (vect_analyze_data_refs_alignment): Likewise.
16228 (vect_analyze_group_access): Fix printing. Skip different checks if
16229 DR_STEP is 0. Keep strided stores either in loop or basic block
16230 vectorization data structure. Fix indentation.
16231 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16233 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16234 dependence instances from either loop or basic block vectorization
16236 (vect_analyze_data_refs): Update comment. Call
16237 compute_data_dependences_for_bb to analyze basic blocks.
16238 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16239 case of loop vectorization. In case of basic block vectorization use
16240 data-ref itself as a base.
16241 (vect_create_data_ref_ptr): In case of basic block vectorization:
16242 don't advance the pointer, add new statements before the current
16243 statement. Adjust function calls.
16244 (vect_supportable_dr_alignment): Support only aligned accesses in
16245 basic block vectorization.
16246 * common.opt (ftree-slp-vectorize): New flag.
16247 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16248 (vect_pattern_recog_1): Likewise.
16249 * tree-vect-stmts.c (process_use): Likewise.
16250 (vect_init_vector): Add new statements in the beginning of the basic
16251 block in case of basic block SLP.
16252 (vect_get_vec_def_for_operand): Adjust function calls.
16253 (vect_finish_stmt_generation): Likewise.
16254 (vectorizable_call): Add assert that it is loop vectorization, adjust
16256 (vectorizable_conversion, vectorizable_assignment): Likewise.
16257 (vectorizable_operation): In case of basic block SLP, take
16258 vectorization factor from statement's type and skip the relevance
16259 check. Adjust function calls.
16260 (vectorizable_type_demotion): Add assert that it is loop
16261 vectorization, adjust function calls.
16262 (vectorizable_type_promotion): Likewise.
16263 (vectorizable_store): Check for outer loop only in case of loop
16264 vectorization. Adjust function calls. For basic blocks, skip the
16265 relevance check and don't advance pointers.
16266 (vectorizable_load): Likewise.
16267 (vectorizable_condition): Add assert that it is loop vectorization,
16268 adjust function calls.
16269 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16270 that it is not reduction, get vector type, call only supported
16271 functions, skip loop specific parts.
16272 (vect_transform_stmt): Check for outer loop only in case of loop
16274 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16275 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16276 for external definition.
16277 * passes.c (pass_slp_vectorize): New pass.
16278 * tree-vect-slp.c (find_bb_location): New function.
16279 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16280 check for patterns only in loops.
16281 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16282 case of multiple types in basic block SLP.
16283 (vect_mark_slp_stmts_relevant): New function.
16284 (vect_supported_load_permutation_p): Fix comment.
16285 (vect_analyze_slp_instance): Add argument. In case of basic block
16286 SLP, take vectorization factor from statement's type, check that
16287 unrolling factor is 1. Adjust function call. Save SLP instance in
16288 either loop or basic block vectorization structure. Return FALSE,
16290 (vect_analyze_slp): Add argument. Get strided stores groups from
16291 either loop or basic block vectorization structure. Return FALSE
16292 if basic block SLP failed.
16293 (new_bb_vec_info): New function.
16294 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16295 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16296 (vect_schedule_slp): Add argument. Get SLP instances from either
16297 loop or basic block vectorization structure. Set vectorization factor
16298 to be 1 for basic block SLP.
16299 (vect_slp_transform_bb): New function.
16300 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16302 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16304 * final.c (shorten_branches): Do not align labels for jump tables.
16305 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16307 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16309 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16310 Remove outdated reference to flow.c and fix nits.
16311 * doc/gccint.texi: Tweak RTL description.
16312 * doc/rtl.texi: Likewise.
16314 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16316 * config/avr/avr.c: Change my email address.
16317 * config/avr/avr.h: Likewise.
16318 * config/avr/avr.md: Likewise.
16319 * config/avr/avr-protos.h: Likewise.
16320 * config/avr/libgcc.S: Likewise.
16322 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16324 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16325 (spu_split_load, spu_split_store): Change return type to int.
16326 (spu_split_convert): Declare.
16327 * config/spu/predicates.md (spu_mem_operand): Remove.
16328 (spu_mov_operand): Update.
16329 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16330 * config/spu/spu.c (regno_aligned_for_load): Remove.
16331 (reg_aligned_for_addr, spu_expand_load): Define.
16332 (spu_expand_extv): Reimplement and handle MEM.
16333 (spu_expand_insv): Handle MEM.
16334 (spu_sched_reorder): Handle insn's with length 0.
16335 (spu_legitimate_address_p): Reimplement.
16336 (store_with_one_insn_p): Return TRUE for any mode with size
16337 larger than 16 bytes.
16338 (address_needs_split): Define.
16339 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16341 (spu_convert_move): Define.
16342 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16343 (spu_split_store): Change all MEM's to TImode.
16344 (spu_init_expanders): Preallocate registers that correspond to
16345 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16347 (spu_split_convert): Define.
16348 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16349 (_move<mode>, _movdi, _movti): Update predicate and condition.
16350 (load, store): Change to define_split.
16351 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16353 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16354 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16355 define_insn_and_split of lshr<mode>3.
16356 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16357 (<v>ashr<mode>3_imm): Define.
16358 (extv, extzv, insv): Allow MEM operands.
16359 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16360 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16361 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16362 (_spu_convert2): Change to define_insn_and_split and remove the
16363 corresponding define_peephole2.
16364 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16365 Change predicates to memory_operand.
16367 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16369 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16371 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16373 PR tree-optimization/40219
16374 * tree.c (iterative_hash_expr): Make sure the builtin function is
16375 a normal builtin function and not a front end or back end builtin
16376 before indexing into the built_in_decls array.
16378 2009-05-22 Richard Guenther <rguenther@suse.de>
16380 PR middle-end/38964
16381 * alias.c (write_dependence_p): Do not use TBAA for answering
16382 anti-dependence or output-dependence.
16383 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16384 (emit_pointer_definition): Remove.
16385 (emit_alias_warning): Likewise.
16386 (find_what_var_points_to): Remove TBAA pruning code.
16387 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16389 (compute_points_to_sets): Remove code computing the set of
16390 dereferenced pointers.
16391 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16392 oracle for querying anti and output dependencies.
16393 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16394 if TBAA may be applied.
16395 (refs_anti_dependent_p): New function.
16396 (refs_output_dependent_p): Likewise.
16397 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16398 (refs_output_dependent_p): Likewise.
16399 * doc/tree-ssa.texi (Memory model): New section.
16400 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16401 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16402 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16403 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16404 * expr.c (expand_expr_real_1): Likewise.
16405 * gimple-low.c (lower_stmt): Likewise.
16406 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16407 (dump_gimple_cdt): Remove.
16408 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16409 (gimple_size): Likewise.
16410 (walk_gimple_op): Likewise.
16411 (is_gimple_stmt): Likewise.
16412 (walk_stmt_load_store_addr_ops): Likewise.
16413 (gimple_build_cdt): Remove.
16414 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16415 * gimple.h (gimple_cdt_new_type): Remove.
16416 (gimple_cdt_new_type_ptr): Likewise.
16417 (gimple_cdt_set_new_type): Likewise.
16418 (gimple_cdt_location): Likewise.
16419 (gimple_cdt_location_ptr): Likewise.
16420 (gimple_cdt_set_location): Likewise.
16421 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16422 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16423 GIMPLE_CHANGE_DYNAMIC_TYPE.
16424 (verify_types_in_gimple_stmt): Likewise.
16425 * tree-inline.c (estimate_num_insns): Likewise.
16426 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16427 (copy_decl_to_var): Likewise.
16428 (copy_result_decl_to_var): Likewise.
16429 * tree-pretty-print.c (dump_generic_node): Do not handle
16430 CHANGE_DYNAMIC_TYPE_EXPR.
16431 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16432 * tree-ssa-operands.c (get_expr_operands): Likewise.
16433 * tree-ssa-structalias.c (struct variable_info): Remove
16434 no_tbaa_pruning member.
16435 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16436 (unify_nodes): Do not copy it.
16437 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16438 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16439 (set_uids_in_ptset): Do not check it.
16440 (find_what_var_points_to): Likewise.
16441 (compute_tbaa_pruning): Remove.
16442 (compute_points_to_sets): Do not call it.
16443 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16444 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16445 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16446 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16447 (DECL_NO_TBAA_P): Likewise.
16448 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16449 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16450 (expand_omp_atomic_pipeline): Do not set it.
16451 * print-tree.c (print_node): Do not dump it.
16452 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16455 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16458 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16461 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16463 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16466 2009-05-22 Ben Elliston <bje@au.ibm.com>
16468 * Makefile.in (bversion.h, s-bversion): New targets.
16469 (TOPLEV_H): Add bversion.h.
16470 * toplev.h: Include "bversion.h".
16471 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16472 the __format__ attribute only if compiling with the same version
16473 of GCC as the sources (the "build version").
16475 2009-05-22 Ben Elliston <bje@au.ibm.com>
16477 * c-format.c (handle_format_attribute): Fix comment typo.
16479 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16482 * config/ia64/ia64.opt (mfused-madd): New.
16483 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16484 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16485 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16486 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16487 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16488 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16489 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16490 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16491 instruction if !TARGET_FUSED_MADD.
16492 (fpma, fpms): Remove colon from name.
16494 2009-05-22 Richard Guenther <rguenther@suse.de>
16496 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16497 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16498 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16500 (create_expression_by_pieces): Only convert if necessary.
16501 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16502 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16504 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16506 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16507 regular pattern from a template and rename it ...
16508 (*extzv_truncsi_exts): ... to this.
16510 2009-05-21 Richard Guenther <rguenther@suse.de>
16512 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16513 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16514 (cgraph_default_inline_p): Likewise.
16515 (cgraph_decide_inlining_incrementally): Likewise.
16517 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16518 Uros Bizjak <ubizjak@gmail.com>
16520 * config/i386/cpuid.h (bit_MOVBE): New.
16522 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16524 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16525 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16526 (ix86_handle_option): Handle OPT_mmovbe.
16527 (ix86_target_string): Add -mmovbe.
16528 (pta_flags): Add PTA_MOVBE.
16529 (processor_alias_table): Add PTA_MOVBE to "atom".
16530 (override_options): Handle PTA_MOVBE.
16532 * config/i386/i386.h (TARGET_MOVBE): New.
16534 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16535 (*bswapsi_movbe): New.
16536 (*bswapdi_movbe): Likewise.
16537 (bswapdi2): Renamed to ...
16538 (*bswapdi_1): This.
16539 (bswapdi2): New expander.
16541 * config/i386/i386.opt (mmovbe): New.
16543 * doc/invoke.texi: Document -mmovbe.
16545 2009-05-21 Taras Glek <tglek@mozilla.com>
16547 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16548 * gcc-plugin.h (plugin_init): Updated signature.
16549 * gcc-plugin.h (plugin_name_args): Moved to this header.
16550 * doc/plugins.texi (plugin_init): Updated documention to reflect
16552 * doc/plugins.texi (plugin_name_args): Added to documention.
16554 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16556 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16557 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16559 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16561 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16562 JUMP_TABLE_DATA_P predicates where applicable.
16563 * config/i386/predicates.md: Ditto.
16564 * config/i386/sse.md: Ditto.
16566 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16568 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16569 operand2 -128 override length_immediate attribute to 1.
16570 * config/i386/predicates.md (constm128_operand): New predicate.
16572 * config/i386/i386.c (memory_address_length): Handle %r12
16573 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16575 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16576 mode look through optional ZERO_EXTEND and SUBREG.
16577 * config/i386/i386.md (R12_REG): New define_constant.
16578 (prefix_data16): For sse unit set also for MODE_TI insns.
16579 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16580 insns set if operand 1 is ext_QIreg_operand.
16581 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16582 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16584 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16585 mode from MODE_DI to MODE_SI.
16586 (movdi_1_rex64): Override modrm and length_immediate attributes
16587 only for movabs (TYPE_IMOV, alternative 2).
16588 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16589 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16590 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16591 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16592 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16593 prefix_rex attribute if DImode.
16594 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16595 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16596 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16597 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16598 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16599 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16600 Likewise. For TYPE_IMOV clear length_immediate attribute.
16601 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16602 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16603 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16604 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16605 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16606 or one operand TYPE_ISHIFT.
16607 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16608 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16609 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16610 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16611 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16612 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16613 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16614 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16615 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16616 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16617 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16618 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16619 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16620 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16621 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16622 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16623 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16624 set mode attribute, don't override length attribute.
16625 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16627 (return_internal_long): Set length attribute to 2 instead of 1.
16628 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16629 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16630 prefix_rex attribute.
16631 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16633 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16635 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16637 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16639 2009-05-20 Ian Lance Taylor <iant@google.com>
16641 * tree.c (build_tree_list_vec_stat): New function.
16642 (ctor_to_vec): New function.
16643 (build_nt_call_vec): New function.
16644 (build_call_array): Change args to be a const pointer.
16645 (build_call_vec): New function.
16646 * tree.h (build_nt_call_vec): Declare.
16647 (build_tree_list_vec_stat): Declare.
16648 (build_tree_list_vec): Define.
16649 (build_call_array): Update declaration.
16650 (build_call_vec): Declare.
16651 (ctor_to_vec): Declare.
16652 * c-common.c (tree_vector_cache): New static variable.
16653 (make_tree_vector): New function.
16654 (release_tree_vector): New function.
16655 (make_tree_vector_single): New function.
16656 (make_tree_vector_copy): New function.
16657 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16658 (make_tree_vector_single, make_tree_vector_copy): Declare.
16659 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16660 (c_parser_expr_list): Don't manage cache here, instead call
16662 (c_parser_release_expr_list): Remove static function.
16663 (c_parser_vec_to_tree_list): Remove static function.
16664 (c_parser_attributes): Call build_tree_list_vec instead of
16665 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16666 c_parser_release_expr_list.
16667 (c_parser_postfix_expression_after_primary): Likewise.
16668 (c_parser_objc_keywordexpr): Likewise.
16670 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16672 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16673 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16674 TARGET_CONVERT_TO_TYPE.
16675 * hooks.c (hook_tree_const_tree_null): Define.
16676 * hooks.h (hook_tree_const_tree_null): Declare.
16677 * target.h (struct gcc_target): Add invalid_parameter_type,
16678 invalid_return_type, promoted_type, and convert_to_type fields.
16679 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16680 (TARGET_INVALID_RETURN_TYPE): Define.
16681 (TARGET_PROMOTED_TYPE): Define.
16682 (TARGET_CONVERT_TO_TYPE): Define.
16683 (TARGET_INITIALIZER): Update for new fields.
16684 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16685 (grokparms): Check targetm.invalid_parameter_type.
16686 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16687 * c-convert.c (convert): Check targetm.convert_to_type.
16689 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16691 * config/mips/mips.md (*extenddi_truncate<mode>,
16692 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16694 (*extendhi_truncateqi): New define_insn_and_sptit.
16696 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16698 PR middle-end/40204
16699 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16700 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16702 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16704 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16705 the operand of VIEW_CONVERT_EXPR.
16707 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16709 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16710 extended family and model for Intel processors. Support Intel Atom.
16712 2009-05-20 Olivier Hainque <hainque@adacore.com>
16714 * gstab.h (stab_code_type): Define, to be used instead of the
16715 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16717 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16718 occurrences by stab_code_type.
16719 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16721 2009-05-20 Martin Jambor <mjambor@suse.cz>
16723 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16724 (sra_insert_before): Likewise.
16725 (sra_insert_after): Likewise.
16726 (sra_init_cache): Likewise.
16727 (sra_type_can_be_decomposed_p): Likewise.
16728 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16729 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16730 (sra_insert_before): Likewise.
16731 (sra_insert_after): Likewise.
16732 (sra_init_cache): Likewise.
16733 (insert_edge_copies_seq): Made static and moved upwards.
16735 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16738 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16740 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16741 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16744 2009-05-20 Richard Guenther <rguenther@suse.de>
16746 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16747 with mismatched comparison modes.
16749 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16751 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16752 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16753 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16754 with shifts for Thumb2.
16755 (orsi_notsi): New for orn.
16756 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16757 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16758 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16759 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16760 Don't invert remainder for IOR.
16762 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16764 PR tree-optimization/40087
16765 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16766 number_of_iterations_ne): Rename never_infinite argument.
16767 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16768 number_of_iterations_le): Handle pointer-type ivs when
16769 exit_must_be_taken is false.
16770 (number_of_iterations_cond): Do not always assume that
16771 exit_must_be_taken if the control variable is a pointer.
16773 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16775 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16776 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16778 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16780 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16781 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16783 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16786 * c.opt (Wlogical-op): Disabled by default.
16787 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16789 * doc/invoke.texi (Wlogical-op): Likewise.
16791 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16793 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16795 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16796 Propagate the type of the first operand.
16797 <ASSERT_EXPR>: Simplify.
16798 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16799 Rewrite using the RHS code as discriminant.
16800 <NOP_EXPR>: Turn into CASE_CONVERT.
16801 <PLUS_EXPR>: Propagate the type of the first operand.
16803 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16805 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16806 (ia64_dconst_0_375): New.
16807 * config/ia64/ia64.c (ia64_override_options): Remove
16808 -minline-sqrt-min-latency warning.
16809 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16810 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16811 * config/ia64/ia64.md (*sqrt_approx): Remove.
16812 (sqrtsf2): Remove #if 0.
16813 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16814 (sqrtdf): Remove assert.
16815 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16816 (sqrtxf2): Remove #if 0.
16817 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16818 * div.md (sqrt_approx_rf): New.
16819 (sqrtsf2_internal_thr): New implementation.
16820 (sqrtsf2_internal_lat): New.
16821 (sqrtdf2_internal_thr: New implementation.
16822 (sqrtxf2_internal): New implementation.
16824 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16825 Hans-Peter Nilsson <hp@axis.com>
16827 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16828 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16829 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16830 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16831 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16832 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16833 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16834 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16835 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16836 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16837 * c-common.c: ...from here.
16839 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16841 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16843 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16845 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16847 2009-05-19 Ben Elliston <bje@au.ibm.com>
16849 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16850 assignments with memcpy calls.
16851 (add_fdes): Likewise.
16852 (binary_search_unencoded_fdes): Likewise.
16853 (linear_search_fdes): Eliminate type puns.
16855 2009-05-19 Richard Guenther <rguenther@suse.de>
16857 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16858 not falsely claim to have propagated into all uses.
16860 2009-05-19 Ben Elliston <bje@au.ibm.com>
16862 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16865 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16867 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16868 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16869 (TARGET_LEGITIMATE_ADDRESS_P): New.
16870 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16871 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16873 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16876 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16877 child of the containing namespace's DIE.
16879 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16881 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16882 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16883 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16886 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16889 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16890 gen_align with gen_pad.
16891 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16892 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16894 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16895 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16897 * config/i386/i386.md (align): Renamed to ...
16898 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16899 ASM_OUTPUT_MAX_SKIP_PAD.
16901 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16903 * config.gcc: Fix variable syntax.
16906 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16907 before calling exact_log2.
16908 (output_iorsi3): Likewise.
16909 (output_xorsi3): Likewise.
16911 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16913 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16914 for the none zero constant operand except for EQ and NE
16915 comprisons even when the first operand is R0.
16917 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16919 * config/s390/2064.md: Remove trailing whitespaces.
16920 * config/s390/2084.md: Likewise.
16921 * config/s390/constraints.md: Likewise.
16922 * config/s390/fixdfdi.h: Likewise.
16923 * config/s390/libgcc-glibc.ver: Likewise.
16924 * config/s390/s390-modes.def: Likewise.
16925 * config/s390/s390-protos.h: Likewise.
16926 * config/s390/s390.c: Likewise.
16927 * config/s390/s390.h: Likewise.
16928 * config/s390/s390.md: Likewise.
16929 * config/s390/tpf-unwind.h: Likewise.
16931 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16933 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16935 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16938 * configure.ac (m68k-*-*): Check if binutils support TLS.
16939 * configure: Regenerate.
16940 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16941 * config/m68k/constraints.md (Cu): New constraint.
16942 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16943 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16944 (movsi): Handle TLS symbols.
16945 (addsi3_5200): Handle XTLS symbols, indent.
16946 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16947 (m68k_tls_reference_p): Declare.
16948 (m68k_legitimize_address): Declare.
16949 (m68k_unwrap_symbol): Declare.
16950 * config/m68k/m68k.opt (mxtls): New option.
16951 * config/m68k/m68k.c (ggc.h): Include.
16952 (m68k_output_dwarf_dtprel): Implement hook.
16953 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16954 (m68k_expand_prologue): Load GOT pointer when function needs it.
16955 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16956 (m68k_legitimate_constant_address_p): Same.
16957 (m68k_decompose_address): Handle TLS references.
16958 (m68k_get_gp): New static function.
16959 (enum m68k_reloc): New contants.
16960 (TLS_RELOC_P): New macro.
16961 (m68k_wrap_symbol): New static function.
16962 (m68k_unwrap_symbol): New function.
16963 (m68k_final_prescan_insn_1): New static function.
16964 (m68k_final_prescan_insn): New function.
16965 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16967 (legitimize_pic_address): Handle TLS references..
16968 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16969 (m68k_libcall_value_in_a0_p)
16970 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16971 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16972 (m68k_legitimize_tls_address): Handle TLS references.
16973 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16975 (m68k_legitimize_address): Handle TLS symbols.
16976 (m68k_get_reloc_decoration): New static function.
16977 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16979 (m68k_output_dwarf_dtprel): Implement hook.
16980 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16981 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16982 m68k_call_* routines.
16983 (sched_attr_op_type): Handle TLS symbols.
16984 (gt-m68k.h): Include.
16985 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16986 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16988 2009-05-18 Martin Jambor <mjambor@suse.cz>
16990 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16991 (visit_store_addr_for_mod_analysis): New function.
16992 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16993 (determine_cst_member_ptr): Use gimple_assign_single_p.
16994 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16995 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16996 operands. Don't check number of operands of a NOP_EXPR.
16998 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17000 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17002 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17005 * c-common.c (warn_logical_operator): Don't warn if one of
17006 expression isn't always true or false.
17008 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17010 * config/i386/biarch32.h: New file.
17011 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17013 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17015 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17016 *zero_extend<mode>_truncqi): Merge these into ...
17017 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17018 Name the pattern following this as *zero_extendhi_truncqi.
17020 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17022 PR middle-end/39301
17023 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17024 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17025 (output_info): Make field HOST_WIDEST_INT.
17026 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17027 (dump_bitmat_statistics): Same.
17029 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17031 * config.gcc (use_gcc_stdint): Set to wrap.
17032 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17033 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17034 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17035 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17036 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17037 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17038 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17039 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17041 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17043 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17045 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17046 Move definitions earlier.
17047 (OPT_ARCH64, OPT_ARCH32): Define.
17048 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17051 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17054 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17057 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17059 * arm.md (movdi2): Copy non-reg values to DImode registers.
17061 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17064 * final.c (label_to_max_skip): New function.
17065 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17066 CODE_LABEL_NUMBER <= max_labelno.
17067 * output.h (label_to_max_skip): New prototype.
17068 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17069 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17070 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17071 Handle CODE_LABELs with >= 16 byte alignment or with
17072 max_skip == (1 << align) - 1.
17073 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17074 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17077 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17078 .p2align 3 if MAX_SKIP is smaller than 7.
17079 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17081 2009-05-15 Ian Lance Taylor <iant@google.com>
17083 * alias.c (struct alias_set_entry_d): Rename from struct
17084 alias_set_entry. Change all uses.
17085 * except.c (struct call_site_record_d): Rename from struct
17086 call_site_record. Change all uses.
17087 * except.h (struct eh_region_d): Rename from struct eh_region.
17089 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17091 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17092 ivtype_map_elt. Change all uses.
17093 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17095 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17096 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17098 (struct sese_d): Rename from struct sese. Change all uses.
17099 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17100 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17101 * optabs.h (struct optab_d): Rename from struct optab. Change all
17103 (struct convert_optab_d): Rename from struct convert_optab.
17105 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17106 ipa_opt_pass. Change all uses.
17107 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17110 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17111 defined as a typedef.
17112 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17115 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17118 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17120 (merge_ranges): Returns bool.
17121 * tree.h (make_range): .. to here.
17122 (build_range_check): Likewise.
17123 (merge_ranges): Likewise. Renamed from merge_ranges.
17124 * c-typeck.c (parser_build_binary_op): Update calls to
17125 warn_logical_operator.
17126 * c-common.c (warn_logical_operator): Add new warning.
17127 * c-common.h (warn_logical_operator): Update declaration.
17129 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17131 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17133 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17135 * doc/install.texi: Document MPC requirements, flags etc.
17137 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17138 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17139 Evaluate constant arguments.
17140 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17141 (fold_builtin_1): Likewise, also evaluate constant arguments.
17142 Remove superfluous break.
17143 (do_mpc_ckconv): New.
17144 * real.h: Include mpc.h.
17145 * toplev.c (print_version): Output MPC version info if available.
17147 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17149 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17151 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17153 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17156 2009-05-15 Jan Hubicka <jh@suse.cz>
17158 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17159 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17160 (try_inline): Fix return value.
17161 (cgraph_decide_inlining_incrementally): Honor new value.
17162 (cgraph_early_inlining): Handle indirect inlining.
17163 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17165 2009-05-15 Jan Hubicka <jh@suse.cz>
17167 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17168 * cgraphunit.c (cgraph_finalize_function): Set it.
17169 (cgraph_expand_function): Use it.
17171 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17173 * real.c (encode_ieee_half): Define.
17174 (decode_ieee_half): Define.
17175 (ieee_half_format): Define.
17176 (arm_half_format): Define.
17177 * real.h (ieee_half_format): Declare.
17178 (arm_half_format): Declare.
17180 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17182 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17183 swapped, and reversed optabs exist before trying to use them.
17185 2009-05-15 Paul Brook <paul@codesourcery.com>
17186 Sandra Loosemore <sandra@codesourcery.com>
17188 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17189 loads. Allow PRE_DEC.
17190 (output_move_neon): Handle PRE_DEC.
17191 (arm_print_operand): Add 'A' for neon structure loads.
17192 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17193 * config/arm/neon.md (neon_mov): Update comment.
17194 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17196 (Um): New constraint.
17198 2009-05-15 Jan Hubicka <jh@suse.cz>
17200 Revert the following patch until testsuite fallout is fixed:
17201 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17202 * cgraph.h (struct inline_summary): New filed self_wize,
17203 size_inlining_benefit, self_time and time_inlining_benefit.
17204 (struct cgraph_global_info): Replace insns by time ans size fields.
17205 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17206 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17207 (ipcp_update_callgraph): Do not touch function bodies.
17208 * ipa-inline.c: Include except.h
17209 (MAX_TIME): New constant.
17210 (overall_insns): Remove
17211 (overall_size, max_benefit): New static variables.
17212 (cgraph_estimate_time_after_inlining): New function.
17213 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17214 (cgraph_clone_inlined_nodes): Update size.
17215 (cgraph_mark_inline_edge): Update size.
17216 (cgraph_estimate_growth): Use size info.
17217 (cgraph_check_inline_limits): Check size.
17218 (cgraph_default_inline_p): Likewise.
17219 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17220 (cgraph_decide_recursive_inlining): Check size.
17221 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17223 (cgraph_decide_inlining): Likewise.
17224 (cgraph_decide_inlining_incrementally): Likewise; honor
17225 PARAM_EARLY_INLINING_INSNS.
17226 (likely_eliminated_by_inlining_p): New predicate.
17227 (estimate_function_body_sizes): New function.
17228 (compute_inline_parameters): Use it.
17229 * except.c (must_not_throw_labels): New function.
17230 * except.h (must_not_throw_labels): Declare.
17231 * tree-inline.c (init_inline_once): Kill inlining_weigths
17232 * tree-ssa-structalias.c: Avoid uninitialized warning.
17233 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17234 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17235 (PARAM_INLINE_CALL_COST): Remove.
17236 (PARAM_EARLY_INLINING_INSNS): New.
17238 2009-05-15 Richard Guenther <rguenther@suse.de>
17240 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17241 not TODO_update_ssa.
17243 2009-05-15 Richard Guenther <rguenther@suse.de>
17245 PR tree-optimization/39999
17246 * gimple.h (gimple_expr_type): Use the expression type looking
17247 through useless conversions.
17248 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17249 (vn_nary_op_insert_stmt): Likewise.
17250 (simplify_binary_expression): Likewise.
17252 2009-05-15 Richard Guenther <rguenther@suse.de>
17254 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17255 New options, enabled by default.
17256 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17258 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17259 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17260 * tree-ssa-structalias.c (gate_tree_pta): New function.
17261 (pass_build_alias): Use it.
17263 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17265 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17266 recurse on an invariant address if a conversion from a pointer
17267 type to a wider integer type is involved.
17269 2009-05-15 Jan Hubicka <jh@suse.cz>
17271 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17272 * cgraph.h (struct inline_summary): New filed self_wize,
17273 size_inlining_benefit, self_time and time_inlining_benefit.
17274 (struct cgraph_global_info): Replace insns by time ans size fields.
17275 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17276 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17277 (ipcp_update_callgraph): Do not touch function bodies.
17278 * ipa-inline.c: Include except.h
17279 (MAX_TIME): New constant.
17280 (overall_insns): Remove
17281 (overall_size, max_benefit): New static variables.
17282 (cgraph_estimate_time_after_inlining): New function.
17283 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17284 (cgraph_clone_inlined_nodes): Update size.
17285 (cgraph_mark_inline_edge): Update size.
17286 (cgraph_estimate_growth): Use size info.
17287 (cgraph_check_inline_limits): Check size.
17288 (cgraph_default_inline_p): Likewise.
17289 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17290 (cgraph_decide_recursive_inlining): Check size.
17291 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17293 (cgraph_decide_inlining): Likewise.
17294 (cgraph_decide_inlining_incrementally): Likewise; honor
17295 PARAM_EARLY_INLINING_INSNS.
17296 (likely_eliminated_by_inlining_p): New predicate.
17297 (estimate_function_body_sizes): New function.
17298 (compute_inline_parameters): Use it.
17299 * except.c (must_not_throw_labels): New function.
17300 * except.h (must_not_throw_labels): Declare.
17301 * tree-inline.c (init_inline_once): Kill inlining_weigths
17302 * tree-ssa-structalias.c: Avoid uninitialized warning.
17303 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17304 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17305 (PARAM_INLINE_CALL_COST): Remove.
17306 (PARAM_EARLY_INLINING_INSNS): New.
17307 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17308 (inline-call-cost): Remove.
17309 (early-inlining-insns): New.
17311 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17313 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17315 (print_int_cst_bounds_in_octal_p): Likewise.
17316 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17318 * dwarf2out.c (base_type_die): Likewise.
17319 (is_subrange_type): Delete.
17320 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17321 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17322 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17323 if the destination type is boolean.
17324 (build_range_check): Do not special-case subtypes.
17325 (fold_sign_changed_comparison): Likewise.
17326 (fold_unary): Likewise.
17327 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17328 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17329 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17330 * tree.c (subrange_type_for_debug_p): New predicate based on the
17331 former is_subrange_type.
17332 * tree.h (subrange_type_for_debug_p): Declare.
17333 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17334 (convert_affine_scev): Remove call to above function.
17335 (chrec_convert_aggressive): Likewise.
17336 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17337 false for conversions involving subtypes.
17338 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17339 (vrp_val_min): Likewise.
17340 (needs_overflow_infinity): Likewise.
17341 (extract_range_from_unary_expr): Likewise.
17343 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17345 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17346 * config/frv/frv.c: Likewise.
17347 * config/s390/s390.c: Likewise.
17348 * config/sparc/sparc.h: Likewise.
17349 * config/i386/i386.h: Likewise.
17350 * config/i386/i386.c: Likewise.
17351 * config/crx/crx.c: Likewise.
17352 * config/m68hc11/m68hc11.h: Likewise.
17353 * config/iq2000/iq2000.c: Likewise.
17354 * config/mn10300/mn10300.h: Likewise.
17355 * config/mn10300/mn10300.c: Likewise.
17356 * config/m68k/m68k.c: Likewise.
17357 * config/rs6000/rs6000.c: Likewise.
17358 * config/rs6000/xcoff.h: Likewise.
17359 * config/rs6000/linux64.h: Likewise.
17360 * config/rs6000/sysv4.h: Likewise.
17361 * config/score/score3.c: Likewise.
17362 * config/score/score7.c: Likewise.
17363 * config/score/score.c: Likewise.
17364 * config/arm/arm.md: Likewise.
17365 * config/mips/mips.c: Likewise.
17366 * config/mips/mips.md: Likewise.
17367 * config/bfin/bfin.h: Likewise.
17368 * config/pa/pa.c: Likewise.
17369 * config/pa/constraints.md: Likewise.
17371 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17372 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17373 * config/pdp11/pdp11.h: Use memory_address_p instead.
17375 2009-05-14 Ian Lance Taylor <iant@google.com>
17377 * passes.c (finish_optimization_passes): Change i to int.
17378 * plugin.c (plugins_active_p): Change event to int.
17379 (dump_active_plugins): Likewise.
17380 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17382 * tree.c (tree_range_check_failed): Change c to unsigned int.
17383 (omp_clause_range_check_failed): Likewise.
17384 (build_common_builtin_nodes): Change mode to int. Add cast.
17385 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17386 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17388 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17389 ++ or -- with a variable of enum type.
17391 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17394 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17396 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17398 * store-motion.c: Do not include params.h
17399 * Makefile.in: Fix dependencies for various files.
17401 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17403 * auto-inc-dec.c: Fix pass description, remove apparent
17404 accidental duplication.
17406 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17408 PR middle-end/40147
17409 * ipa-utils.h (memory_identifier_string): Moved to ...
17410 * tree.h (memory_identifier_string): Here. Add GTY(()).
17412 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17414 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17415 in the former documentation of...
17416 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17417 * ira-conflicts.c (get_dup_num): Use address_operand.
17418 * targhooks.c (default_legitimate_address_p): New.
17419 * targhooks.h (default_legitimate_address_p): New.
17420 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17422 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17423 * target.h (struct target): Add legitimate_address_p.
17424 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17425 (TARGET_INITIALIZER): Include it.
17427 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17428 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17429 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17430 (TARGET_LEGITIMATE_ADDRESS_P): New.
17432 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17433 (REG_OK_STRICT_P): Delete.
17434 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17435 (frv_legitimate_address_p_1): ... this.
17436 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17437 (frv_legitimate_address_p_1): ... the renamed old
17438 frv_legitimate_address_p.
17439 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17440 (TARGET_LEGITIMATE_ADDRESS_P): New.
17442 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17443 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17444 * config/s390/s390.c (legitimate_address_p): Rename to...
17445 (s390_legitimate_address_p): ... this, make static.
17446 (legitimize_address): Adjust call.
17447 (TARGET_LEGITIMATE_ADDRESS_P): New.
17448 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17450 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17451 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17452 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17453 (TARGET_LEGITIMATE_ADDRESS_P): New.
17455 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17456 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17457 * config/spu/spu.c (spu_legitimate_address): Rename to...
17458 (spu_legitimate_address_p): ... this, make static.
17459 (TARGET_LEGITIMATE_ADDRESS_P): New.
17461 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17462 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17463 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17464 (sparc_legitimate_address_p): ... this, make static and return bool.
17465 (legitimize_address): Adjust call.
17466 (TARGET_LEGITIMATE_ADDRESS_P): New.
17468 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17469 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17470 * config/i386/i386.c (legitimate_address_p): Rename to...
17471 (ix86_legitimate_address_p): ... this, make static.
17472 (constant_address_p): Move after it, adjust call.
17473 (TARGET_LEGITIMATE_ADDRESS_P): New.
17475 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17476 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17477 * config/avr/avr.c (legitimate_address_p): Rename to...
17478 (avr_legitimate_address_p): ... this, make static.
17479 (legitimize_address): Adjust call.
17480 (TARGET_LEGITIMATE_ADDRESS_P): New.
17482 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17483 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17484 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17485 (TARGET_LEGITIMATE_ADDRESS_P): New.
17487 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17488 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17489 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17490 (TARGET_LEGITIMATE_ADDRESS_P): New.
17492 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17493 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17495 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17497 (TARGET_LEGITIMATE_ADDRESS_P): New.
17499 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17500 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17502 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17504 (m68hc11_legitimate_address_p): ... this, make static.
17505 (go_if_legitimate_address_internal): Rename to...
17506 (m68hc11_legitimate_address_p_1): ... this.
17507 (legitimize_address): Adjust call.
17508 (TARGET_LEGITIMATE_ADDRESS_P): New.
17510 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17511 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17512 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17513 (TARGET_LEGITIMATE_ADDRESS_P): New.
17515 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17516 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17517 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17518 (mn10300_legitimate_address_p): ... this, make static.
17519 (TARGET_LEGITIMATE_ADDRESS_P): New.
17521 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17522 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17523 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17524 (TARGET_LEGITIMATE_ADDRESS_P): New.
17526 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17527 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17528 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17529 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17530 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17531 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17532 (rs6000_legitimate_address_p): ... this, make static.
17533 (TARGET_LEGITIMATE_ADDRESS_P): New.
17534 (REG_MODE_OK_FOR_BASE_P): Delete.
17535 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17537 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17538 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17540 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17541 static, adjust types.
17542 (TARGET_LEGITIMATE_ADDRESS_P): New.
17544 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17545 * config/score/score.c (score_address_p): Rename to...
17546 (score_legitimate_address_p): ... this.
17547 (TARGET_LEGITIMATE_ADDRESS_P): New.
17548 * config/score/score3.c (score3_address_p): Rename to...
17549 (score3_legitimate_address_p): ... this.
17550 * config/score/score7.c (score7_address_p): Rename to...
17551 (score7_legitimate_address_p): ... this.
17553 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17554 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17555 GO_IF_LEGITIMATE_ADDRESS): Delete.
17556 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17557 thumb2_legitimate_address_p): Delete.
17558 (arm_legitimate_address_p): Rename to...
17559 (arm_legitimate_address_outer_p): ... this.
17560 * config/arm/constraints.md ("Uq"): Adjust call.
17561 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17562 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17564 (arm_legitimate_address_outer_p): ... this.
17565 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17567 (TARGET_LEGITIMATE_ADDRESS_P): New.
17569 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17570 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17571 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17572 (TARGET_LEGITIMATE_ADDRESS_P): New.
17574 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17575 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17576 * config/vax/vax.c (legitimate_address_p): Rename to...
17577 (vax_legitimate_address_p): ... this, make static.
17578 (TARGET_LEGITIMATE_ADDRESS_P): New.
17580 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17581 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17582 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17583 (TARGET_LEGITIMATE_ADDRESS_P): New.
17585 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17586 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17587 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17588 (mmix_legitimate_address_p): ... this, make static.
17589 (TARGET_LEGITIMATE_ADDRESS_P): New.
17591 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17592 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17593 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17594 (TARGET_LEGITIMATE_ADDRESS_P): New.
17596 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17598 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17599 of MODE_COMPLEX_INT.
17601 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17603 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17604 LCT_NORMAL in function call.
17605 * mips-tdump.c (print_file_desc): Add cast to enum type.
17606 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17607 (mark_stabs): Add casts to enum types.
17608 (parse_stabs_common): Add casts to enum types.
17610 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17612 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17613 Check for invalid values of LETTER.
17615 2009-05-13 Taras Glek <tglek@mozilla.com>
17617 * attribs.c (register_attribute): moved out attribute registration
17618 into register_attribute.
17619 * doc/plugins.texi: Documented register_attribute and
17621 * gcc-plugin.h: Added forward decl for register_attribute.
17622 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17623 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17624 PLUGIN_ATTRIBUTES boilerplate.
17626 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17628 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17629 values even in sentinel and empty entries.
17630 (ms_printf_flag_specs): Likewise.
17631 (ms_scanf_flag_specs): Likewise.
17632 (ms_strftime_flag_specs): Likewise.
17633 (ms_print_char_table): Likewise.
17634 (ms_scan_char_table): Likewise.
17635 (ms_time_char_table): Likewise.
17637 2009-05-13 Doug Kwan <dougkwan@google.com>
17639 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17641 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17643 * config/mips/mips.md (store): Add attributes for QI and HI.
17645 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17646 (truncdi<mode>2): ... this new pattern.
17648 2009-05-13 Brad Hards <bradh@kde.org>
17650 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17652 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17653 Ben Elliston <bje@au.ibm.com>
17655 PR middle-end/40035
17656 * dse.c (check_mem_read_rtx): Guard against width == -1.
17658 2009-05-13 Michael Matz <matz@suse.de>
17660 PR middle-end/39976
17661 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17662 (trivially_conflicts_p): New function.
17663 (insert_backedge_copies): Use it.
17665 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17667 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17668 (handle_stdc_pragma): Use new enum constant names.
17669 (handle_pragma_float_const_decimal64): Ditto.
17671 2009-05-13 Ian Lance Taylor <iant@google.com>
17673 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17676 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17678 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17679 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17681 * config/m68k/m68k.h (FL_UCLINUX): Define.
17683 2009-05-13 Jan Hubicka <jh@suse.cz>
17685 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17687 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17689 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17690 unless -fschedule-insns is specified.
17692 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17695 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17696 TARGET_EXPAND_CBRANCHDI4.
17697 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17698 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17699 (cmpeqdi): Fix comment.
17701 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17703 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17704 (sh_legitimate_address_p): Likewise.
17705 * config/sh/sh.c (sh_legitimate_index_p): New.
17706 (sh_legitimate_address_p): Likewise.
17707 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17708 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17709 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17710 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17711 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17712 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17713 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17714 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17715 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17717 2009-05-12 Jan Hubicka <jh@suse.cz>
17719 * tree-inline.c (estimate_operator_cost): Add operands;
17720 when division happens by constant, it is cheap.
17721 (estimate_num_insns): Loads and stores are not having cost of 0;
17722 EH magic stuff is cheap; when computing runtime cost of switch,
17723 use log2 base of amount of its cases; builtin_expect has cost of 0;
17724 compute cost for moving return value of call.
17725 (init_inline_once): Initialize time_based flags.
17726 * tree-inline.h (eni_weights_d): Add time_based flag.
17728 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17730 * df-core.c: Update head documentation.
17732 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17735 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17736 shadowing exisiting variable op1.
17738 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17741 * config/i386/driver-i386.c (processor_signatures): New enum.
17742 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17743 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17744 processor signature to detect geode processor.
17746 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17750 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17752 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17753 causes spurious differences between trunk and cond-optab branch.
17755 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17757 * dojump.c (compare_from_rtx): Delete.
17758 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17759 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17760 if the comparison does not satisfy the predicate; test predicates for
17761 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17762 further if one existing pattern fails.
17763 * expr.h (compare_from_rtx): Delete.
17764 (prepare_operand): Declare it.
17765 * optabs.c: Change "lib call" to "libcall" throughout.
17766 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17767 HAVE_conditional_trap, emit_cmp_insn): Delete.
17768 (can_compare_p): Delete cmp_optab case.
17769 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17770 Accept other parameters by value.
17771 (prepare_operand): Make non-static.
17772 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17773 other parameters by value. Try to widen operands here based on
17774 an optab_methods argument and looking at cbranch_optab.
17775 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17776 loop. Use cbranch_optab directly.
17777 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17778 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17780 (emit_conditional_move, emit_conditional_add): Inline what's needed
17781 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17782 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17783 with COMPARE. Move cmov_optab and cstore_optab above
17784 with cbranch_optab, move cmp_optab down with ucmp_optab,
17785 remove tst_otpab. Do not initialize trap_rtx.
17786 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17787 for trap code. Do not check HAVE_conditional_trap. Use
17788 prepare_cmp_insn. Accept no predicate for operand 3.
17789 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17790 (OTI_ctrap, ctrap_optab): New.
17791 (tst_optab): Delete.
17792 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17793 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17794 with lookup of ctrap_optab.
17795 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17797 (ctrap_optab): New.
17799 * combine.c (combine_simplify_rtx, simplify_set): Do not
17800 special case comparing against zero for cc0 machines.
17801 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17802 COMPARE on cc0 machines.
17803 (simplify_relational_operation): Return a new expression when
17804 a COMPARE could be removed.
17805 * final.c (final_scan_insn): Compare cc_status values
17806 against LHS of a (compare FOO (const_int 0)) cc0 source.
17807 Also check if cc_status.value is the full compare.
17809 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17810 (cstoreMM4): Document.
17811 (conditional_trap): Document ctrapMM4 instead.
17812 (sync_compare_and_swapMM): Refer to cbranchcc4.
17813 (Dependent Patterns): Eliminate obsolete information referring to
17814 the old jump optimization phase.
17815 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17816 of compares with 0 on cc0 machines.
17817 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17818 avoiding references to cc0. Remove text about storing operands
17820 * doc/tm.texi (Condition Codes): Include blurb on different
17821 condition code representations, separate into subsections for
17822 CC0, MODE_CC and conditional execution.
17824 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17825 alpha_emit_setcc): Accept operands and a machine mode.
17826 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17827 Get code/op0/op1 from operands, use machine mode argument
17828 instead of alpha_compare.fp_p. Emit the branch here.
17829 (alpha_emit_setcc): Likewise, and return boolean.
17830 (alpha_emit_conditional_move): Likewise. Assert that
17831 cmp_op_mode == cmp_mode, and simplify accordingly.
17832 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17833 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17834 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17836 (stack probe test): Use cbranchdi4.
17837 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17839 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17840 * config/arc/arc.h (movsicc, movsfcc): Use it.
17841 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17842 (cbranchsi4, cstoresi4): New.
17843 (cmpsi, bCC and sCC expanders): Remove.
17845 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17846 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17847 * config/arm/predicates.md (arm_comparison_operator): Only include
17848 floating-point operators if there is a hardware floating-point unit.
17849 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17850 deferring to cbranch_cc and cstore_cc respectively.
17851 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17852 cbranch_cc, cstore_cc): New.
17853 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17855 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17857 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17858 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17860 (adjust_insn_length): Adjust calls.
17861 (avr_reorg): Handle (compare (foo) (const_int 0)).
17862 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17863 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17864 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17865 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17867 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17868 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17870 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17871 (cbranchsi4, cstorebi4, cstoresi4): New.
17872 (movbisi): This insn is duplicate, split it to zero_extend.
17873 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17874 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17875 (bfin_optimize_loop): Use cbranch expander.
17876 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17877 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17878 (bfin_bimode_comparison_operator): ... this.
17879 (bfin_direct_comparison_operator): New.
17881 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17882 inside (compare FOO (const_int 0)).
17883 (cris_rtx_costs): Handle ZERO_EXTRACT.
17884 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17885 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17886 (*tstdi_v32): Delete.
17887 (*cmpdi_non_v32): Add M alternative for operand 1.
17888 (cmpsi, cmp<mode>): Make private.
17889 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17891 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17893 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17894 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17895 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17896 (cc_reg_operand): New.
17897 (any_cond): Delete.
17898 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17899 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17900 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17901 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17902 crx_expand_scond): Delete.
17904 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17906 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17907 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17909 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17910 cstoresi4, cstoresf4, cstoredf4): New.
17911 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17912 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17913 Receive the entire operands array.
17914 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17915 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17916 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17917 Get test/op0/op1 from the operands array.
17918 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17920 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17921 (h8300_expand_store): New.
17922 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17924 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17925 (h8300_expand_store): New.
17926 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17927 or do not try to produce (set (cc0) REG).
17928 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17929 change a compare into a move to a scratch register. Disable some
17930 peepholes when comparing with zero.
17931 (tstsi, tsthi, tstsi, cmpqi): Make private.
17933 (bCC, sCC): Delete.
17934 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17937 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17938 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17939 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17940 (ix86_emit_i387_log1p): Use cbranchxf2.
17941 (ix86_expand_setcc): Return void.
17942 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17943 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17944 cmp<MODEF>, cmpcc): Remove.
17945 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17946 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17947 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17948 (sCC and bCC expanders): Remove.
17949 (stack_protect_test): Use cbranchcc4.
17951 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17953 (ia64_expand_compare): Accept three rtx by reference and return void.
17954 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17955 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17956 from *expr. Update *expr with the BImode comparison to do.
17957 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17958 cmptf, bCC, sCC, conditional_trap): Delete.
17959 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17960 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17961 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17962 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17963 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17965 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17966 type of last argument.
17967 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17968 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17969 use machine mode argument instead of branch_type. Remove dead
17970 code for floating-point comparisons.
17971 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17972 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17974 (cbranchsi4, cstoresi4): New.
17975 * config/iq2000/predicates.md (reg_or_const_operand): New.
17977 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17978 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17979 (b<code>_op): Rewrite to...
17980 (bcc_op): ... this, using match_operator.
17981 (s<code>_op): Rewrite to...
17982 (scc_op): ... this, using match_operator.
17983 (s<code>_24_op): Rewrite to...
17984 (scc_op_24): ... this, using match_operator.
17985 (s<code>_<mode>): Rewrite to...
17986 (cstore<mode>4): ... this, using match_operator.
17987 (s<code>_<mode>_24): Rewrite to...
17988 (cstore<mode>4_24): ... this, using match_operator.
17989 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17990 m32c_unpend_compare, m32c_expand_scc): Delete.
17991 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17992 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17993 (m32c_expand_movcc): Change NE to EQ if necessary.
17994 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17996 * config/m32r/m32r-protos.h (gen_cond_store): New.
17997 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17998 (gen_cond_store): New, from sCC patterns.
17999 (m32r_expand_block_move): Use cbranchsi4.
18000 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18001 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18002 (cbranchsi4, cstoresi4): New.
18004 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18006 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18007 (m68hc11_notice_update_cc): Look into a compare with 0.
18008 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18010 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18011 cmphi, cmpqi, bCC): Delete.
18012 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18013 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18014 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18017 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18018 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18019 * config/m68k/constraints.md (H): New.
18020 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18021 the define_insn below.
18022 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18023 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18024 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18025 patterns): Wrap RHS with COMPARE.
18026 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18027 (*cmpdi_internal): Name this pattern.
18028 (cmpdi): Change to define_insn.
18029 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18030 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18031 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18033 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18034 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18035 (conditional_trap): Change to...
18036 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18037 (*conditional_trap): Use the ordered_comparison_operator and
18038 const1_operand predicates.
18039 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18040 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18041 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18042 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18044 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18045 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18046 (mcore_gen_compare): New.
18047 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18048 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18049 (mcore_gen_compare): ... this.
18050 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18051 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18052 (stack probe pattern): Use cbranchsi4.
18054 * config/mips/predicates.md (mips_cstore_operator): New.
18055 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18056 * config/mips/mips.md (any_cond): Delete.
18057 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18059 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18060 fixuns_truncsfdi2): Use cbranch patterns.
18061 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18062 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18063 Adjust call to mips_expand_conditional_branch.
18064 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18066 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18067 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18068 * config/mips/mips.c (cmp_operands): Delete.
18069 (mips_emit_compare): Get comparison operands from *op0/*op1.
18070 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18071 that it succeeds. Use op0/op1 instead of cmp_operands.
18072 (mips_expand_conditional_branch, mips_expand_conditional_move,
18073 mips_expand_conditional_trap): Likewise.
18074 (mips_block_move_loop): Use cbranch patterns.
18075 * config/mips/mips.h (cmp_operands): Delete.
18077 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18078 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18079 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18080 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18081 (*cmpcc_folded): Rename to...
18082 (*cmpdi_folded): this.
18083 (*cmpcc): Rename to...
18085 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18088 (cbranchdf4): New. Handle invalid comparisons here.
18089 * config/mmix/predicates.md (float_comparison_operator): New.
18091 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18092 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18093 * config/mn10300/mn10300.md (tst): Delete.
18094 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18095 Name these patterns and wrap RHS in a compare.
18096 (*cmpsi): Make this pattern private. Include tst.
18097 (*cmpsf): Make this pattern private.
18098 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18099 (compare with zero peepholes): Likewise.
18101 (cbranchsi4, cbranchsf4): New.
18102 (casesi): Use cbranchsi4.
18104 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18105 hppa_branch_type): Delete.
18106 (return_addr_rtx): Use cbranchsi4.
18107 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18108 Emit CCFPmode comparison here.
18109 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18110 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18111 hppa_branch_type): Delete.
18112 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18113 (movsicc, movdicc): Remove references to hppa_compare_op0,
18114 hppa_compare_op1 and compare_from_rtx.
18115 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18116 (casesi): Use cbranchsi4.
18118 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18119 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18120 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18121 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18122 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18124 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18125 (*branch, *branch_inverted): New.
18127 * config/picochip/picochip.md (cbranchhi4): Use
18128 ordered_comparison_operator.
18129 (cmphi, bCC): Remove.
18131 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18132 (trap_comparison_operator): Delete.
18133 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18134 rs6000_emit_cbranch): Accept mode and operands.
18135 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18136 rs6000_compare_fp_p): Delete.
18137 (rs6000_generate_compare): Accept mode and comparison. Extract code
18138 and op0/op1 from there. Replace references to rs6000_compare_op0
18139 and rs6000_compare_op1.
18140 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18141 extract result from passed operands.
18142 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18143 extract loc from passed operands.
18144 (rs6000_emit_cmove): Likewise.
18145 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18146 rs6000_compare_fp_p): Delete.
18147 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18148 (cbranch<GPR>4, cbranch<FP>4): New.
18149 (cstore<mode>4): New. Consolidate here all choices about when to use
18150 portable or specialized sCC sequences.
18151 (stack_protect_test): Use cbranchsi4.
18152 (conditional_trap): Replace with ctrap<GPR>4.
18153 (conditional trap insn): Replace trap_comparison_operator with
18154 ordered_comparison_operator.
18156 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18157 (s390_emit_prologue): Use ctrap.
18158 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18159 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18160 New predicates replacing...
18161 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18162 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18163 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18164 (add<mode>cc): Do not use s390_compare_op0/op1.
18165 (s<code>): Change to...
18166 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18167 (seq): Change to...
18168 (cstorecc4): ... this. Handle EQ or NE equally.
18169 (*sne): Un-privatize for use in cstorecc4.
18170 (b<code>): Change to...
18171 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18172 (conditional_trap): Replace with...
18173 (ctrap<GPR>4, ctrap<FP>4): ... these.
18174 (stack_protect): Use cbranchcc4.
18176 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18177 * config/score/score-protos.h (score_gen_cmp): Delete.
18178 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18179 (score_block_move-loop): Use cbranchsi4.
18180 * config/score/score.md (cbranchsi4): New.
18181 (cmpsi, bCC): Delete.
18182 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18183 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18184 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18185 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18186 * config/score/score3.h (score3_gen_cmp): Delete.
18187 * config/score/score7.h (score7_gen_cmp): Delete.
18189 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18190 (sh_emit_scc_to_t): ... this. Return void.
18191 (from_compare): Rename to...
18192 (sh_emit_compare_and_branch): ... this.
18193 (sh_emit_compare_and_set): New.
18194 (sh_expand_t_scc): Accept operands.
18195 * config/sh/predicates.md (sh_float_comparison_operator): New.
18196 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18197 (prepare_scc_operands): Rename to...
18198 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18200 (sh_emit_cheap_store_flag): New.
18201 (sh_emit_set_t_insn): New.
18202 (from_compare): Rename to...
18203 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18204 handling of TARGET_SH2E floating point to avoid recursive call.
18205 Generate branch here.
18206 (sh_emit_compare_and_set): New.
18207 (sh_expand_t_scc): Get op0/op1 from arguments.
18208 (sh_emit_cheap_store_flag): New.
18209 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18211 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18212 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18213 (movsicc, movdicc): Do nothing when it recreated operands from
18214 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18215 prepare_scc_operands (now sh_emit_scc_to_t).
18216 (udivdi3): Use cstoresi4.
18217 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18218 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18219 (cbranchint4_media, cbranchfp4_media): New.
18220 (casesi): Use cbranchdi4.
18221 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18223 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18224 (movnegt): Remove second operand.
18225 (cbranchsf4, cbranchdf4): New.
18226 (stack_protect): Use cbranchdi4/cbranchsi4.
18228 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18229 (gen_compare_reg): Accept comparison, extract part of it to...
18230 (gen_compare_reg_1): ... this.
18231 (gen_compare_operator): Delete.
18232 (gen_v9_scc): Accept separate destination, comparison code and arms.
18233 Do not use sparc_compare_op0/sparc_compare_op1.
18234 (emit_scc_insn, emit_conditional_branch_insn): New.
18235 (emit_v9_brxx): Make static. Remove useless assertion.
18236 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18238 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18239 * config/sparc/sparc-protos.h (gen_compare_reg,
18240 sparc_emit_float_lib_cmp): Adjust prototype.
18241 (emit_scc_insn, emit_conditional_branch_insn): New.
18242 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18243 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18244 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18245 iterators to the top.
18246 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18247 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18248 snedi_special_trunc): Delete.
18249 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18250 and snedi_special_trunc.
18251 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18252 cbranchdi4, cbranch<F:mode>4): New.
18253 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18254 here. Use gen_compare_reg instead of gen_compare_operator.
18255 (conditional_trap): Replace with...
18256 (ctrapsi4, ctrapdi4): ... this.
18257 (stack_protect_test): Use cbranchcc4.
18259 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18261 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18262 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18263 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18264 from operands[0] or operands[3] depending on is_set.
18265 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18266 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18267 cmpdf, bCC), sCC: Remove.
18268 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18269 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18271 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18272 spu_emit_branch_or_set.
18274 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18276 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18277 xstormy16_compare_op1): Delete.
18278 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18279 xstormy16_compare_op1): Delete.
18280 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18282 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18283 (cmphi, cmpsi, bCC): Remove.
18285 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18286 (*cmpsi): ... this one.
18287 (cbranchsi4, cstoresi4): New.
18288 (bCC expanders): Delete.
18289 (sCC insns): Fold into...
18290 (*setcc): ... this one.
18291 (casesi): Do not use gen_cmpsi and gen_bgtu.
18292 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18293 (movsicc): Simplify.
18294 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18296 * config/vax/vax-protos.h (cond_name): New.
18297 (vax_output_conditional_branch): Remove.
18298 * config/vax/vax.c (cond_name): New.
18299 (vax_output_conditional_branch): Remove.
18300 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18301 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18302 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18303 (bit<VAXint>): Wrap source with (compare).
18304 (b<code> and following unnamed pattern): Rename to *branch and
18305 *branch_reversed. Change macroization to match_operator.
18306 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18308 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18309 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18310 Change last argument to machine_mode.
18311 (xtensa_expand_scc): Add machine_mode argument.
18312 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18313 (gen_conditional_move, xtensa_expand_conditional_branch,
18314 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18315 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18316 Adjust operand numbers.
18317 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18319 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18320 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18321 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18323 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18325 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18326 causes spurious differences between trunk and cond-optab branch.
18328 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18331 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18333 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18335 * tree.c (iterative_hash_pointer): Delete.
18336 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18337 Hash UIDs and versions of SSA names. Don't special-case built-in
18338 function declarations.
18340 2009-05-11 Ian Lance Taylor <iant@google.com>
18343 * graphite.c: Force -Wc++-compat to only be a warning before
18344 #including "cloog/cloog.h".
18346 2009-05-11 Martin Jambor <mjambor@suse.cz>
18348 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18350 2009-05-11 Jan Hubicka <jh@suse.cz>
18352 * tree-ssa-loop-ivcanon.c: Include target.h
18353 (struct loop_size): new structure.
18354 (constant_after_peeling): New predicate.
18355 (tree_estimate_loop_size): New function.
18356 (estimated_unrolled_size): Rewrite for new estimates.
18357 (try_unroll_loop_completely): Use new estimates.
18358 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18360 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18362 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18363 libcpp interface change.
18364 (spu_macro_to_expand): Likewise.
18366 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18368 PR tree-optimization/40026
18369 * gimplify.c (gimplify_init_constructor): Change initial conditional
18370 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18371 optimize_compound_literals_in_ctor.
18373 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18375 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18377 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18379 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18381 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18382 HOST_WIDE_INT for gap.
18384 2009-05-11 Ira Rosen <irar@il.ibm.com>
18386 PR tree-optimization/40074
18387 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18388 account in group size and step comparison.
18390 2009-05-11 Richard Guenther <rguenther@suse.de>
18392 * passes.c (init_optimization_passes): Strip now incorrect comment.
18393 (execute_function_todo): Do not set PROP_alias.
18394 * tree-pass.h (PROP_alias): Remove.
18395 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18396 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18397 * tree-nrv.c (pass_return_slot): Likewise.
18398 * tree-object-size.c (pass_object_sizes): Likewise.
18399 * tree-ssa-dom.c (pass_dominator): Likewise.
18400 (pass_phi_only_cprop): Likewise.
18401 * tree-ssa-dse.c (pass_dse): Likewise.
18402 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18403 (pass_cselim): Likewise.
18404 * tree-ssa-pre.c (pass_pre): Likewise.
18405 (pass_fre): Likewise.
18406 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18407 * tree-ssa-sink.c (pass_sink_code): Likewise.
18408 * tree-stdarg.c (pass_stdarg): Likewise.
18409 * tree-tailcall.c (pass_tail_calls): Likewise.
18410 * tree-vrp.c (pass_vrp): Likewise.
18412 2009-05-10 Ian Lance Taylor <iant@google.com>
18414 * basic-block.h (enum profile_status): Break out of struct
18415 control_flow_graph.
18416 * cgraph.h (struct inline_summary): Break out of struct
18418 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18419 of struct cgraph_order_sort.
18420 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18421 * cse.c (struct branch_path): Break out of struct
18422 cse_basic_block_data.
18423 * except.h (enum eh_region_type): Break out of struct eh_region.
18424 * gcc.c (enum add_del): Break out of struct modify_target.
18425 * genrecog.c (enum decision_type): Break out of struct decision_test.
18426 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18428 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18429 * regmove.c (enum match_use): New enum, broken out of struct match.
18430 * sched-int.h (enum post_call_group): New enum, broken out of
18432 (struct deps_reg): Break out of struct deps.
18433 * target.h (struct asm_int_op): Break out of struct gcc_target.
18434 * tree-eh.c (struct goto_queue_node): Break out of struct
18436 * tree-inline.h (enum copy_body_cge_which): Break out of
18438 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18440 * c-decl.c (in_struct, struct_types): New static variables.
18441 (pushtag): Add loc parameter. Change all callers.
18442 (lookup_tag): Add ploc parameter. Change all callers.
18443 (check_compound_literal_type): New function.
18444 (parser_xref_tag): Add loc parameter. Change all callers. If
18445 -Wc++-compat, warn about struct/union/enum types defined within a
18447 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18448 and loc parameters. Change all callers. Change error calls to
18449 error_at, using loc. For a redefinition, if the location of the
18450 original definition is known, report it. Set in_struct and
18451 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18452 (finish_struct): Add new parameters enclosing_in_struct and
18453 enclosing_struct_types. Change all callers. Set
18454 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18455 in the struct. If in a struct, add this struct to struct_types.
18456 (start_enum): Add loc parameter. Change all callers. Use
18457 error_at for errors, using loc. For a redefinition, if the
18458 location of the original definition is known, report it. If in a
18459 struct, add this enum type to struct_types. If -Wc++-compat warn
18460 if in sizeof, typeof, or alignof.
18461 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18462 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18463 (c_parser_enum_specifier): Get enum location for start_enum.
18464 (c_parser_struct_or_union_specifier): Get struct location for
18465 start_struct. Save in_struct and struct_types status between
18466 start_struct and finish_struct.
18467 (c_parser_cast_expression): Get location of cast.
18468 (c_parser_alignof_expression): Get location of type.
18469 (c_parser_postfix_expression): Likewise.
18470 (c_parser_postfix_expression_after_paren_type): Add type_loc
18471 parameter. Change all callers. Call check_compound_literal_type.
18472 Use type_loc for error about variable size type.
18473 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18474 of an enum constant from an enum type defined in a struct or union.
18475 (c_cast_expr): Add loc parameter. Change all callers. If
18476 -Wc++-compat, warn about defining a type in a cast.
18477 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18478 (start_enum, start_struct, finish_struct): Update declarations.
18479 (parser_xref_tag, c_cast_expr): Update declarations.
18480 (check_compound_literal_type): Declare.
18482 2009-05-11 Ben Elliston <bje@au.ibm.com>
18484 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18485 for recent libcpp interface change.
18486 (rs6000_macro_to_expand): Likewise.
18488 2009-05-10 Michael Matz <matz@suse.de>
18491 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18492 not at entry of function.
18494 2009-05-10 Richard Guenther <rguenther@suse.de>
18496 PR tree-optimization/40081
18498 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18499 using the main variant of the element type. Do not fiddle with
18500 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18502 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18503 structs with volatile fields.
18505 2009-05-10 Jan Hubicka <jh@suse.cz>
18507 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18508 (estimate_move_cost): Assert that it does not get called for
18510 (estimate_num_insns): Skip VOID types in argument handling.
18511 (optimize_inline_calls): Delete unreachable blocks and verify that
18512 callgraph is valid.
18514 2009-05-10 Jan Hubicka <jh@suse.cz>
18516 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18517 * cgraph.c (cgraph_mark_address_taken_node): New function.
18518 (dump_cgraph_node): Dump new flag.
18519 * cgraph.h (struct cgraph_node): Add address_taken.
18520 (cgraph_mark_address_taken_node): New function.
18521 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18522 since new direct calls can be born.
18524 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18526 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18527 tok->val.node.node.
18529 2009-05-10 Jan Hubicka <jh@suse.cz>
18531 PR middle-end/40084
18532 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18534 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18535 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18536 * tree-inline.c (copy_bb): Set frequency correctly.
18537 (fold_marked_statements): Update call to
18538 cgraph_update_edges_for_call_stmt.
18540 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18542 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18543 identifiers in diagnostics.
18544 * config/arm/arm.c (arm_handle_fndecl_attribute,
18545 arm_handle_isr_attribute): Likewise.
18546 * config/avr/avr.c (avr_handle_progmem_attribute,
18547 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18548 * config/bfin/bfin.c (handle_int_attribute,
18549 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18550 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18551 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18553 * config/darwin.c (darwin_handle_kext_attribute,
18554 darwin_handle_weak_import_attribute): Likewise.
18555 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18556 h8300_handle_eightbit_data_attribute,
18557 h8300_handle_tiny_data_attribute): Likewise.
18558 * config/i386/i386.c (ix86_handle_cconv_attribute,
18559 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18560 * config/i386/winnt.c (ix86_handle_shared_attribute,
18561 ix86_handle_selectany_attribute): Likewise.
18562 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18563 * config/m32c/m32c.c (function_vector_handler): Likewise.
18564 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18565 m68hc11_handle_fntype_attribute): Likewise.
18566 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18567 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18568 * config/mips/mips.c (mips_insert_attributes,
18569 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18570 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18571 rs6000_handle_struct_attribute): Likewise.
18572 * config/sh/sh.c (sh_insert_attributes,
18573 sh_handle_resbank_handler_attribute,
18574 sh_handle_interrupt_handler_attribute,
18575 sh2a_handle_function_vector_handler_attribute,
18576 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18578 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18579 * config/spu/spu.c (spu_handle_fndecl_attribute,
18580 spu_handle_vector_attribute): Likewise.
18581 * config/stormy16/stormy16.c
18582 (xstormy16_handle_interrupt_attribute): Likewise.
18583 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18584 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18586 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18588 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18589 (pp_translate_identifiers): New.
18590 (pp_identifier): Only conditionally translate identifier to locale
18592 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18593 (pp_base_tree_identifier): Only conditionally translate identifier
18594 to locale character set.
18595 * c-pretty-print.c (M_): Define.
18596 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18597 fragments for conditional translation with M_.
18598 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18599 identifier translation.
18601 2009-05-10 Richard Guenther <rguenther@suse.de>
18603 PR tree-optimization/40081
18604 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18605 using the main variant of the element type. Do not fiddle with
18606 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18608 2009-05-09 Jan Hubicka <jh@suse.cz>
18610 PR middle-end/40080
18611 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18612 indirect calls; verify cgraph afterwards.
18614 2009-05-09 Jan Hubicka <jh@suse.cz>
18617 * ipa.c (update_inlined_to_pointer): New function.
18618 (cgraph_remove_unreachable_nodes): Use it.
18620 2009-05-09 Jan Hubicka <jh@suse.cz>
18622 * tree-eh.c (struct leh_state): Remove prev_try.
18623 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18624 not track prev_try.
18625 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18626 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18627 remove_eh_handler_and_replace, foreach_reachable_handler,
18628 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18629 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18630 (gen_eh_region_cleanup): Update prototype.
18632 2009-05-09 Jan Hubicka <jh@suse.cz>
18634 PR middle-end/40043
18635 * except.c (copy_eh_region): Always set prev_try.
18636 (redirect_eh_edge_to_label): Find outer try.
18637 (foreach_reachable_handler): When looking for prev try
18638 handle case where previous try is not going to be taken.
18640 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18642 PR tree-optimization/40049
18643 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18644 only vector/vector shifts, convert the type of the constant to the
18645 appropriate type to avoid building incorrect trees, which
18646 eventually have problems with garbage collection.
18648 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18650 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18651 -1 for complex floating-point types if honoring signed zeros.
18653 2009-05-08 Jan Hubicka <jh@suse.cz>
18655 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18656 argument; handle correctly when profile is absent.
18657 (build_cgraph_edges): Update.
18658 (rebuild_cgraph_edges): Update.
18659 * cgraph.c: Do not include varray.h.
18660 (cgraph_set_call_stmt_including_clones): New function.
18661 (cgraph_create_edge_including_clones): Likewise
18662 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18663 (cgraph_update_edges_for_call_stmt): Handle clones.
18664 (cgraph_remove_node): Handle clone tree.
18665 (cgraph_remove_node_and_inline_clones): New function.
18666 (dump_cgraph_node): Dump clone tree.
18667 (cgraph_clone_node): Handle clone tree.
18668 (clone_function_name): Bring here from tree-inline.c.
18669 (cgraph_create_virtual_clone): New function.
18670 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18671 (cgraph_clone_info): New function.
18672 (strut cgraph_node): Add clone_info and new clone tree pointers.
18673 (cgraph_remove_node_and_inline_clones,
18674 cgraph_set_call_stmt_including_clones,
18675 cgraph_create_edge_including_clones,
18676 cgraph_create_virtual_clone): Declare.
18677 (cgraph_function_versioning): Use VEC argument.
18678 (compute_call_stmt_bb_frequency): Update prototype.
18679 (cgraph_materialize_all_clones): New function.
18680 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18681 (ipcp_create_replace_map): Update to VECtors.
18682 (ipcp_update_callgraph): Use virtual clones.
18683 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18684 (ipcp_update_profiling): Do not update local profiling.
18685 (ipcp_insert_stage): Use VECtors and virtual clones.
18686 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18687 (clone_of_p): New function.
18688 (cgraph_preserve_function_body_p): Use clone tree.
18689 (cgraph_optimize): Materialize clones.
18690 (cgraph_function_versioning): Update for VECtors.
18691 (save_inline_function_body): Use clone tree.
18692 (cgraph_materialize_clone): New function.
18693 (cgraph_materialize_all_clones): Likewise.
18694 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18695 * ipa.c: Include gimple.h.
18696 (cgraph_remove_unreachable_nodes): Use clone tree.
18697 * ipa-prop.c (ipa_note_param_call): Update call to
18698 compute_call_stmt_bb_frequencycall.
18699 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18700 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18701 (copy_bb): Handle updating of clone tree; add new edge when new call
18703 (expand_call_inline): Be strict about every call having edge.
18704 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18705 (delete_unreachable_blocks_update_callgraph): New function.
18706 (tree_function_versioning): Use VECtors; always remove unreachable
18707 blocks and fold conditionals.
18708 * tree-inline.h: Do not include varray.h.
18709 (tree_function_versioning): Remove.
18710 * Makefile.in (GTFILES): Remove tree-inline.c
18711 * passes.c (do_per_function): Do only functions having body.
18712 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18715 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18716 Andrew Morrow <acm@google.com>
18719 * c-common.c (c_common_attribute_table): Permit deprecated
18720 attribute to take an optional argument.
18721 (handle_deprecated_attribute): If the optional argument to
18722 __attribute__((deprecated)) is not a string ignore the attribute
18723 and emit a warning.
18725 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18726 * c-typeck.c (build_component_ref): Likewise.
18727 (build_external_ref): Likewise.
18729 * toplev.c (warn_deprecated_use): Add an attribute argument.
18730 Emit the message associated with __attribute__((deprecated)).
18732 * toplev.h (warn_deprecated_use): Updated.
18734 * doc/extend.texi: Document new optional parameter to
18735 __attribute__((deprecated))
18737 2009-05-08 Michael Eager <eager@eagercon.com>
18739 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18740 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18742 2009-05-08 Richard Guenther <rguenther@suse.de>
18744 PR tree-optimization/40062
18745 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18746 Avoid exponential behavior.
18748 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18750 PR rtl-optimization/33928
18752 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18753 process_uses, build_single_def_use_links): New.
18754 (update_df): Update use_def_ref.
18755 (forward_propagate_into): Use get_def_for_use instead of use-def
18757 (fwprop_init): Call build_single_def_use_links and let it initialize
18759 (fwprop_done): Free use_def_ref.
18760 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18761 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18762 df_rd_simulate_one_insn): New.
18763 (df_rd_bb_local_compute_process_def): Update head comment.
18764 (df_chain_create_bb): Use the new RD simulation functions.
18765 * df.h (df_rd_simulate_artificial_defs_at_top,
18766 df_rd_simulate_one_insn): New.
18767 * opts.c (decode_options): Enable fwprop at -O1.
18768 * doc/invoke.texi (-fforward-propagate): Document this.
18770 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18773 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18774 and one complex operand specially.
18775 * tree-complex.c (some_nonzerop): Do not identify a real value as
18776 zero if flag_signed_zeros.
18778 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18780 PR rtl-optimization/33928
18781 * loop-invariant.c (record_use): Fix && vs. || mishap.
18783 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18785 PR rtl-optimization/33928
18786 * loop-invariant.c (struct use): Add addr_use_p.
18787 (struct def): Add n_addr_uses.
18788 (struct invariant): Add cheap_address.
18789 (create_new_invariant): Set cheap_address.
18790 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18791 (record_uses): Pass df_ref to record_use.
18792 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18795 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18797 * config/sh/sh.c: Do not include c-pragma.h.
18799 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18801 * config/spu/spu.c: Remove include of c-common.h.
18803 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18806 * c-common.h (mark_valid_location_for_stdc_pragma,
18807 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18808 clear_float_const_decimal64, float_const_decimal64_p): New.
18809 * c.opt (Wunsuffixed-float-constants): New.
18810 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18811 unsuffixed float constant, handle new warning.
18812 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18813 * c-decl.c (c_scope): New flag float_const_decimal64.
18814 (set_float_const_decimal64, clear_float_const_decimal64,
18815 float_const_decimal64_p): New.
18816 (push_scope): Set new flag.
18817 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18818 to use STDC pragmas.
18819 (c_parser_external_declaration): Ditto.
18820 (c_parser_compound_statement_nostart): Ditto.
18821 * c-pragma.c (valid_location_for_stdc_pragma,
18822 mark_valid_location_for_stdc_pragma,
18823 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18824 handle_pragma_float_const_decimal64): New.
18825 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18826 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18827 set_float_const_decimal64, clear_float_const_decimal64,
18828 float_const_decimal64_p): New dummy functions.
18829 * doc/extend.texi (Decimal Float): Remove statement that the
18830 pragma, and suffix for double constants, are not supported.
18831 * doc/invoke.texi (Warning Options): List new option.
18832 (-Wunsuffixed-float-constants): New.
18834 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18836 * config/i386/i386.c: Do not include c-common.h.
18838 2009-05-07 Mark Heffernan <meheff@google.com>
18840 * doc/invoke.texi (Debugging Options): Document change of debugging
18842 * opts.c (decode_options): Make dump_base_name relative to
18843 aux_base_name directory.
18845 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18847 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18848 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18850 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18852 * Makefile.in (install-plugin): Simplify a bit.
18854 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18856 * Makefile.in (OBJS-common): Add regcprop.o.
18858 * timevar.def (TV_CPROP_REGISTERS): New.
18859 * regrename.c (regrename_optimize): Return 0.
18860 (rest_of_handle_regrename): Delete.
18861 (pass_rename_registers): Point to regrename_optimize.
18862 (struct value_data_entry, struct value_data,
18863 kill_value_one_regno, kill_value_regno, kill_value,
18864 set_value_regno, init_value_data, kill_clobbered_value,
18865 kill_set_value, kill_autoinc_value, copy_value,
18866 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18867 replace_oldest_value_reg, replace_oldest_value_addr,
18868 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18869 debug_value_data, validate_value_data): Move...
18870 * regcprop.c: ... here.
18871 (rest_of_handle_cprop): Delete.
18872 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18874 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18876 PR middle-end/40057
18877 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18878 GEN_INT for 1 << bitnum.
18879 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18880 build_int_cst_type.
18882 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18884 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18885 Remove wrong description of "nand" operation.
18887 2009-05-06 Richard Guenther <rguenther@suse.de>
18888 Adam Nemet <anemet@caviumnetworks.com>
18890 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18891 comment. Add that if LHS is not a gimple register, then RHS1 has
18892 to be a single object (GIMPLE_SINGLE_RHS).
18894 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18896 * expr.c (get_def_for_expr): Move it up in the file.
18897 (store_field): When expanding a bit-field store, look at the
18898 defining gimple stmt for the masking conversion.
18900 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18902 PR middle-end/39986
18903 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18904 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18905 32-bit memcpy into long.
18907 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18909 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18910 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18912 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18913 instead of appending DW_OP_deref*.
18915 2009-05-06 Michael Matz <matz@suse.de>
18917 PR middle-end/40021
18918 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18919 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18921 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18923 * Makefile.in (install-plugin): Fix srcdir handling.
18925 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18927 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18928 when processing for not_regs_needed bitmap.
18929 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18930 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18931 handling it for rhs.
18933 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18935 * config/i386/i386.md (unnamed inc/dec peephole): Use
18936 optimize_insn_for_size_p instead of optimize_size.
18937 * config/i386/predicates.md (incdec_operand): Likewise.
18938 (aligned_operand): Likewise.
18939 * config/i386/sse.md (divv8sf3): Likewise.
18940 (sqrtv8sf2): Likewise.
18942 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18944 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18946 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18948 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18950 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18951 ssemodesuffixf2c with avxmodesuffixf2c.
18953 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18956 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18958 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18960 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18961 (struct tree_base): Adjust spacing for 8 bit boundaries.
18962 (struct tree_decl_common): Add decl_by_reference_flag bit.
18963 (DECL_BY_REFERENCE): Adjust.
18964 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18965 print DECL_BY_REFERENCE bit.
18966 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18967 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18968 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18969 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18972 PR middle-end/39666
18973 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18974 range of the type, but default label is missing, add it with one
18975 of the existing labels instead of adding a new label for it.
18977 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18981 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18983 * Makefile.in (enable_plugin, plugin_includedir): New.
18984 (install): Depend on install-plugin.
18985 (PLUGIN_HEADERS): New.
18986 (install-plugin): New.
18987 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18989 2009-05-05 Richard Guenther <rguenther@suse.de>
18991 PR tree-optimization/40022
18992 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18994 (phivn_valid_p): Fix tuplification error, simplify.
18995 (phiprop_insert_phi): Add dumps.
18996 (propagate_with_phi): Simplify.
18998 2009-05-05 Richard Guenther <rguenther@suse.de>
19000 PR middle-end/40023
19001 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19003 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19005 * tree.h (strip_float_extensions): Remove duplicate declaration.
19006 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19007 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19008 block_ultimate_origin): Rearrange the declarations line to match the
19009 comment that indicates the .c file which the functions are defined.
19010 (dwarf2out_*, set_decl_rtl): Add comment.
19011 (get_base_address): Adjust comment.
19012 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19013 declarations line and add comment.
19014 (is_builtin_name): Add blank after function name, for clarity.
19016 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19018 * attribs.c (decl_attributes): Use %qE for identifiers in
19020 * cgraphunit.c (verify_cgraph_node): Translate function names to
19021 locale character set in diagnostics.
19022 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19024 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19025 Document that functions are named in UTF-8.
19026 * expr.c (expand_expr_real_1): Translate function names to locale
19027 character set in diagnostics.
19028 * gimplify.c (omp_notice_variable, omp_is_private,
19029 gimplify_scan_omp_clauses): Use %qE for identifiers in
19031 * langhooks.c (lhd_print_error_function): Translate function names
19032 to locale character set.
19033 * langhooks.h (decl_printable_name): Document that return value is
19034 in internal character set.
19035 * stmt.c: Include pretty-print.h
19036 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19038 (resolve_operand_name_1): Translate named operand name to locale
19040 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19042 * toplev.c (announce_function): Translate function names to locale
19044 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19045 (default_tree_printer): Use pp_identifier or translate identifiers
19046 to locale character set. Mark "<anonymous>" for translation.
19047 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19048 for identifiers in diagnostics.
19049 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19051 * varasm.c (output_constructor): Use %qE for identifiers in
19054 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19056 * configure.ac: use ` ` instead of $()
19057 * configure: Regenerate.
19059 2009-05-05 Ben Elliston <bje@au.ibm.com>
19061 * config/pa/linux-atomic.c: Eliminate conditional include of
19062 errno.h on non-LP64 systems to simplify build requirements.
19064 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19066 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19068 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19069 and pass value to identifier_to_locale.
19070 (warn_variable_length_array): Make name a tree.
19071 (grokdeclarator): Separate diagnostic texts for named and unnamed
19072 declarators. Use %qE for named declarators.
19073 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19075 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19076 identifiers in diagnostics.
19077 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19078 identifier_to_locale. Mark "anonymous" strings for translation.
19080 2009-05-04 Michael Eager <eager@eagercon.com>
19082 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19083 address for DImode/DFmode only if double-precision FP regs.
19085 2009-05-04 Michael Eager <eager@eagercon.com>
19087 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19088 TARGET_SINGLE_FLOAT check.
19090 2009-05-04 Michael Eager <eager@eagercon.com>
19092 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19094 2009-05-04 Michael Eager <eager@eagercon.com>
19096 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
19097 * config/rs6000/t-xilinx: New
19099 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19101 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19102 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19103 * gcc/explow.c (memory_address): Use target hook.
19104 * gcc/targhooks.c (default_legitimize_address): New.
19105 * gcc/targhooks.h (default_legitimize_address): New.
19106 * gcc/target.h (legitimize_address): New.
19107 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19108 (TARGET_INITIALIZER): Include it.
19109 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19111 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19112 * config/bfin/bfin.c (legitimize_address): Remove.
19113 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19114 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19116 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19117 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19119 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19120 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19121 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19122 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19123 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19124 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19125 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19126 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19127 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19128 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19129 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19130 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19131 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19132 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19133 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19134 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19135 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19136 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19137 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19138 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19139 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19140 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19141 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19143 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19144 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19145 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19146 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19147 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19148 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19149 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19150 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19151 (thumb_legitimize_address): Delete.
19152 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19153 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19154 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19155 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19156 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19157 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19159 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19162 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19163 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19164 * config/m32r/m32r.c (m32r_legitimize_address): New.
19165 * config/m68k/m68k.c (m68k_legitimize_address): New.
19166 * config/score/score.c (score_legitimize_address): Standardize.
19167 * config/score/score3.c (score3_legitimize_address): Standardize.
19168 * config/score/score3.h (score3_legitimize_address): Adjust.
19169 * config/score/score7.c (score7_legitimize_address): Standardize.
19170 * config/score/score7.h (score7_legitimize_address): Adjust.
19171 * config/sh/sh.c (sh_legitimize_address): New.
19172 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19174 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19175 (s390_legitimize_address): ... this.
19176 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19177 (sparc_legitimize_address): ... this.
19178 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19179 (ix86_legitimize_address): ... this.
19180 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19181 (avr_legitimize_address): ... this.
19182 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19183 (mn10300_legitimize_address): ... this.
19184 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19185 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19186 (alpha_expand_mov): Adjust call.
19188 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19189 * config/spu/spu.c (spu_legitimize_address): Likewise.
19190 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19191 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19193 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19195 * intl.c (locale_encoding, locale_utf8): New.
19196 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19197 * intl.h (locale_encoding, locale_utf8): Declare.
19198 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19199 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19201 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19203 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19204 (pp_base_tree_identifier): Declare as function.
19205 (identifier_to_locale): Declare.
19206 * Makefile.in (pretty-print.o): Update dependencies.
19207 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19209 2009-05-04 Richard Guenther <rguenther@suse.de>
19211 PR middle-end/40015
19212 * builtins.c (fold_builtin_memory_op): Do not decay to element
19213 type if the size matches the whole array.
19215 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19217 * expmed.c (synth_mult): When trying out a shift, pass the result
19220 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19222 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19223 (shiftsub1_cost): New.
19224 (init_expmed): Compute shiftsub1_cost.
19225 (synth_mult): Optimize multiplications by constants of the form
19226 -(2^^m-1) for some constant positive integer m.
19228 2009-05-03 Richard Guenther <rguenther@suse.de>
19231 * c-typeck.c (array_to_pointer_conversion): Do not built
19232 ADDR_EXPRs of arrays of pointer-to-element type.
19233 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19234 up wrong ADDR_EXPRs after-the-fact.
19235 * c-common.c (strict_aliasing_warning): Strip pointer
19236 conversions for obtaining the original type.
19237 * builtins.c (fold_builtin_memset): Handle array types.
19238 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19241 2009-05-03 Richard Guenther <rguenther@suse.de>
19243 PR middle-end/23329
19244 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19245 Do not lose casts from array types with unknown extent to array
19246 types with known extent.
19247 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19248 alias set compatibility.
19250 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19252 * flags.h (extra_warnings): Delete.
19253 * toplev.c (process_options): Handle Wuninitialized here.
19254 * opts.c (extra_warnings): Delete.
19255 (set_Wextra): Delete.
19256 (common_handle_option): -Wextra can be handled automatically.
19257 * c-opts.c (c_common_handle_option): Delete obsolete code.
19258 (c_common_post_options): Simplify comment.
19259 * common.opt (W): Add Var.
19261 (Wuninitialized): Initialize to -1.
19263 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19264 Richard Guenther <rguenther@suse.de>
19266 * expr.c (get_def_for_expr): New function.
19267 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19268 SSA rather than trees.
19269 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19270 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19272 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19274 * c-common.c (reswords): Add _Imaginary.
19275 * c-common.c (enum rid): Add RID_IMAGINARY.
19277 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19279 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19280 Patch by Richard Guenther.
19282 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19284 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19285 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19286 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19287 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19288 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19289 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19290 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19291 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19292 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19293 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19294 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19295 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19296 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19297 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19298 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19299 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19300 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19301 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19303 2009-05-02 Richard Guenther <rguenther@suse.de>
19305 PR tree-optimization/39940
19306 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19309 2009-05-02 Richard Guenther <rguenther@suse.de>
19311 PR middle-end/40001
19312 * tree-ssa.c (execute_update_addresses_taken): Properly check
19313 if we can mark a variable DECL_GIMPLE_REG_P.
19314 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19315 back to the end of the function.
19316 (is_gimple_reg_type): Remove complex type special casing.
19317 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19320 2009-05-02 Ben Elliston <bje@au.ibm.com>
19322 * doc/collect2.texi (Collect2): Document search path behaviour
19323 when configured with --with-ld.
19325 2009-05-02 Jan Hubicka <jh@suse.cz>
19327 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19328 parameter; update callers.
19329 (coalesce_cost_edge): EH edges are costier because they needs
19330 splitting even if not critical and even more costier when there are
19331 multiple EH predecestors.
19333 2009-05-02 Jan Hubicka <jh@suse.cz>
19335 * except.c (remove_eh_handler_and_replace): Handle updating after
19336 removing TRY blocks.
19338 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19340 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19342 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19344 * varasm.c: Do not include c-pragma.h.
19345 * attribs.c: Do not incude c-common.h.
19347 2009-05-01 Michael Matz <matz@suse.de>
19349 * calls.c (initialize_argument_information): Handle SSA names like
19350 decls with a non MEM_P DECL_RTL.
19352 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19354 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19355 * ipa-utils.c: Likewise.
19356 * ipa-type-escape.c: Likewise.
19357 * cgraphunit.c Do not include c-common.h.
19358 * ipa-pure-const.c: Likewise.
19359 * tree-if-conv.c: Likewise.
19360 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19361 * ipa-struct-reorg.c: Likewise.
19362 * tree-nomudflap.c: Likewise.
19363 * tree-ssa-structalias.c: Likewise.
19365 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19367 * store-motion.c: Many cleanups to make this pass a first-class
19368 citizen instead of an appendix to gcse load motion. Add TODO list
19369 to make this pass faster/cleaner/better.
19371 (struct ls_expr): Post gcse.c-split cleanups.
19372 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19373 "stores" field to "avail_stores".
19374 (pre_ldst_mems): Rename to store_motion_mems.
19375 (pre_ldst_table): Rename to store_motion_mems_table.
19376 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19377 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19378 (ldst_entry): Rename to st_expr_entry, update users.
19379 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19380 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19381 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19383 (first_ls_expr): Rename to first_st_expr, update users.
19384 (next_ls_expr): Rename to next_st_expr, update users.
19385 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19386 fields properly for store motion instead of names inherited from load
19388 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19389 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19392 (ae_kill): Rename to st_kill, update users.
19393 (ae_gen): Rename to st_avloc, update users.
19394 (transp): Rename to st_transp, update users.
19395 (pre_insert_map): Rename to st_insert_map, update users.
19396 (pre_delete_map): Rename to st_delete_map, update users.
19397 (insert_store, build_store_vectors, free_store_memory,
19398 one_store_motion_pass): Update for abovementioned changes.
19400 (gcse_subst_count, gcse_create_count): Remove.
19401 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19402 and "n_stores_created", local variables.
19404 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19407 (regvec, compute_store_table_current_insn): Remove.
19408 (reg_set_info, reg_clear_last_set): Remove.
19409 (compute_store_table): Use DF caches instead of local dataflow
19412 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19414 * c-objc-common.c (c_tree_printer): Print identifiers with
19415 pp_identifier, not pp_string. Mark "({anonymous})" for
19417 * c-pretty-print.c (pp_c_ws_string): New.
19418 (pp_c_cv_qualifier, pp_c_type_specifier,
19419 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19420 pp_c_storage_class_specifier, pp_c_function_specifier,
19421 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19422 pp_c_primary_expression, pp_c_postfix_expression,
19423 pp_c_unary_expression, pp_c_shift_expression,
19424 pp_c_relational_expression, pp_c_equality_expression,
19425 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19426 use pp_string and pp_c_ws_string in place of pp_identifier and
19427 pp_c_identifier for non-identifiers. Mark English strings for
19429 * c-pretty-print.h (pp_c_ws_string): Declare.
19431 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19432 Roland McGrath <roland@redhat.com>
19434 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19435 (ENABLE_LD_BUILDID): New configuration option.
19436 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19437 (LINK_BUILDID_SPEC): New macro.
19438 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19440 * doc/install.texi: Document --enable-linker-build-id option.
19441 * configure: Rebuild.
19442 * config.in: Rebuild.
19444 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19446 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19447 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19448 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19449 MIPS_GP_SAVE_AREA_SIZE.
19450 * config/mips/mips.c (struct mips_frame_info): Update comment
19451 before arg_pointer_offset and hard_frame_pointer_offset.
19452 (mips_compute_frame_info): Update diagram before function: to
19453 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19454 indicate the position of frame_pointer_rtx with -fstack-protector and
19455 to show args_size. Don't allocate cprestore area for leaf functions
19456 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19458 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19460 2009-04-30 Michael Matz <matz@suse.de>
19462 PR tree-optimization/39955
19463 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19465 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19467 * ira.c (setup_cover_and_important_classes): Use safe macro
19468 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19470 * genpreds.c (write_tm_preds_h): Output suitable definition of
19471 REG_CLASS_FOR_CONSTRAINT.
19473 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19475 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19477 * bitmap.c (bitmap_descriptor): Likewise.
19478 * ggc-common.c (loc_descriptor): Likewise.
19479 * varray.c (varray_descriptor): Likewise.
19480 * vec.c (vec_descriptor): Likewise.
19482 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19484 * Makefile.in (dce.o): Add $(EXCEPT_H).
19485 * dce.c: Include except.h and delete redundant vector definitions.
19486 (deletable_insn_p): Return false for non-call insns that can throw
19489 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19491 * gcse.c (ae_gen): Remove.
19492 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19493 and make non-static function to make it available in store-motion.c.
19494 Update call sites with search-and-replace.
19495 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19496 extract_mentioned_regs, extract_mentioned_regs_helper,
19497 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19498 store_killed_in_insn, store_killed_after, store_killed_before,
19499 build_store_vectors, insert_insn_start_basic_block, insert-store,
19500 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19501 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19502 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19503 * store-motion.c: ...new file. Also copy data structures from gcse.c
19504 and clean up to remove parts not used by store motion.
19505 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19506 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19508 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19511 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19512 when optimizing for size.
19514 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19516 * gcse.c (gcse_constant_p): Fix typo in last change.
19518 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19520 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19522 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19524 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19526 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19528 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19529 CONST_HIGH_PART result.
19531 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19533 * config/avr/avr.c (initial_elimination_offset): Rename to
19534 avr_initial_elimination_offset.
19535 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19536 change return type to bool.
19537 (avr_can_eliminate): New function.
19538 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19539 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19540 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19541 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19542 avr_initial_elimination_offset.
19543 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19544 (avr_initial_elimination_offset): Define.
19546 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19547 Steven Bosscher <steven@gcc.gnu.org>
19549 PR rtl-optimization/39938
19550 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19551 * cfgrtl.c: Include insn-attr.h.
19552 (rest_of_pass_free_cfg): New function.
19553 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19554 * resource.c (init_resource_info): Remove call to df_analyze.
19556 2009-04-29 Richard Guenther <rguenther@suse.de>
19559 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19560 allow conversion to signed integers.
19562 2009-04-29 Richard Guenther <rguenther@suse.de>
19564 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19565 shifts of floating point vectors if the shift amount is
19566 a constant multiple of the element size.
19568 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19569 Michael Matz <matz@suse.de>
19571 PR middle-end/39927
19573 * tree-outof-ssa.c (emit_partition_copy): New function.
19574 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19575 insert_part_to_rtx_on_edge): Perform the partition base var
19576 copy using emit_partition_copy.
19577 (insert_value_copy_on_edge): Convert constants to the right mode.
19578 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19579 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19581 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19583 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19584 scan backwards to try to find a constant to initialize it.
19586 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19587 insn before the loop_end instruction, don't look past labels.
19589 2009-04-29 Richard Guenther <rguenther@suse.de>
19591 PR middle-end/39937
19592 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19593 loose type conversions.
19594 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19595 stmts only if there are no uses of its definition.
19597 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19599 * config/bfin/bfin.h (splitting_loops): Declare.
19600 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19601 Reorder bit definitions to be ascending.
19602 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19603 * config/bfin/bfin.c (splitting_loops): New variable.
19604 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19605 (struct loop_info): Remove members INIT and LOOP_INIT.
19606 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19607 the LSETUP sequence. Allow LC to be loaded from any register, but
19608 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19609 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19611 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19612 of reload_completed.
19615 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19617 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19619 * Makefile.in (PLUGIN_VERSION_H): New.
19620 (OBJS-common): Remove plugin-version.o.
19621 (plugin.o): Depend on (PLUGIN_VERSION_H).
19622 (plugin-version.o): Remove.
19623 * configure: Regenerate
19624 * configure.ac: Create plugin-version.h.
19625 * gcc-plugin.h (plugin_gcc_version): Remove.
19626 (plugin_default_version_check): Change signature.
19627 * plugin-version.c: Remove.
19628 * plugin.c: Include plugin-version.h.
19629 (str_plugin_gcc_version_name): Remove.
19630 (try_init_one_plugin): Pass gcc version to plugin_init.
19631 (plugin_default_version_check): Both gcc and plugin versions are now
19634 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19636 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19637 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19638 Remove special case testing for last insn of inner loops. Don't fail
19639 if the loop ends with a jump, emit an extra nop instead.
19641 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19642 DREGS rather than comparing directly. Remove code that tries to
19643 account for latencies.
19645 2009-04-29 Richard Guenther <rguenther@suse.de>
19647 PR tree-optimization/39941
19648 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19649 eliminating an indirect call.
19651 2009-04-29 Richard Guenther <rguenther@suse.de>
19653 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19654 parameter. Allow invariants as base if !require_lvalue.
19655 (verify_gimple_assign_single): Adjust.
19657 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19659 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19660 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19661 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19662 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19663 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19665 * config/bfin/bfin.c (bfin_expand_builtin,
19666 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19668 2009-04-28 Richard Guenther <rguenther@suse.de>
19670 * tree-vect-loop.c (get_initial_def_for_induction): Use
19671 correct types for pointer increment.
19673 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19675 * toplev.c (print_version): Update GMP version string calculation.
19677 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19679 PR rtl-optimization/39938
19680 * resource.c (init_resource_info): Add call to df_analyze.
19682 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19684 * config/alpha/alpha.md (usegp): Cast the result of
19685 alpha_find_lo_sum_using_gp to enum attr_usegp.
19686 * config/alpha/alpha.c (override_options): Remove end-of-structure
19687 marker element from cpu_table. Use array size of cpu_table to handle
19688 -mcpu and -mtune options.
19689 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19691 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19693 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19694 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19695 tune_32 and tune_64.
19696 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19697 support on PowerPC.
19698 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19699 * config/rs6000/option-defaults.h: ... here. New file.
19700 (OPT_64, OPT_32): Define.
19701 (MASK_64BIT): Define to 0 if not already defined.
19702 (OPT_ARCH64, OPT_ARCH32): Define.
19703 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19706 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19708 * config/arm/arm.c (arm_override_options): Emit error on using
19711 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19713 PR rtl-optimization/39914
19714 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19715 registers for allocnos created from user-defined variables only
19716 when not optimizing.
19718 2009-04-28 Richard Guenther <rguenther@suse.de>
19720 PR middle-end/39937
19721 * fold-const.c (fold_binary): Use distribute_real_division only
19724 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19726 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19727 add hpux-stdint.h to tm_file.
19728 (hppa[12]*-*-hpux11*): Ditto.
19729 (ia64*-*-hpux*): Ditto.
19730 * config/hpux-stdint.h: New.
19731 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19732 __STDC_EXT__ for all compiles.
19733 * config/pa/pa-hpux.h: Ditto.
19734 * config/pa/pa-hpux10.h: Ditto.
19735 * config/pa/pa-hpux11.h: Ditto.
19737 2009-04-28 Catherine Moore <clm@codesourcery.com>
19739 * debug.h (set_name): Add comment.
19741 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19744 * config/darwin.c (machopic_gen_offset): Check
19745 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19746 * config/arm/arm.c (require_pic_register): Likewise.
19748 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19750 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19751 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19752 m32c_promote_prototypes): Delete.
19754 2009-04-28 Michael Matz <matz@suse.de>
19756 PR middle-end/39922
19757 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19760 2009-04-28 Richard Guenther <rguenther@suse.de>
19762 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19764 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19766 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19767 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19768 * config/arm/arm-tune.md: Regenerate.
19770 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19772 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19773 block if there are complex incoming edges.
19774 (sel_merge_blocks): Remove useless assert.
19775 (sel_redirect_edge_and_branch): Check that edge was redirected.
19776 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19777 (sel_find_rgns): Delete declaration.
19778 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19779 the region when it is not a preheader.
19781 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19784 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19786 2009-04-28 Richard Guenther <rguenther@suse.de>
19788 * tree.h (SSA_NAME_VALUE): Remove.
19789 (struct tree_ssa_name): Remove value_handle member.
19790 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19791 array for jump threading.
19792 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19794 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19795 * tree-flow.h (threadedge_initialize_values): Declare.
19796 (threadedge_finalize_values): Likewise.
19797 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19798 (SSA_NAME_VALUE): Define.
19799 (threadedge_initialize_values): New function.
19800 (threadedge_finalize_values): Likewise.
19801 * tree-ssa-dom.c (ssa_name_values): New global variable.
19802 (SSA_NAME_VALUE): Define.
19803 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19805 2009-04-28 Ira Rosen <irar@il.ibm.com>
19807 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19808 Use REPORT_VECTORIZED_LOCATIONS instead
19809 REPORT_VECTORIZED_LOOPS.
19810 * tree-vectorizer.c (vect_verbosity_level): Make static.
19811 (vect_loop_location): Rename to vect_location.
19812 (vect_set_verbosity_level): Update comment.
19813 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19815 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19816 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19817 instead REPORT_UNVECTORIZED_LOOPS.
19818 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19819 and vect_loop_def to vect_external_def and vect_internal_def.
19820 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19821 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19822 REPORT_UNVECTORIZED_LOCATIONS.
19823 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19824 and vect_used_in_loop and to vect_unused_in_scope and
19825 vect_used_in_scope.
19826 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19827 (vect_verbosity_level): Remove declaration.
19828 (vect_analyze_operations): Likewise.
19829 (vect_analyze_stmt): Declare.
19830 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19831 REPORT_UNVECTORIZED_LOCATIONS.
19832 (vect_get_loop_niters): Fix indentation.
19833 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19834 (vect_analyze_loop_operations): New function.
19835 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19836 vect_analyze_operations.
19837 (vect_is_simple_reduction): Use new names.
19838 (vectorizable_live_operation, vect_transform_loop): Likewise.
19839 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19840 to specify whether the data references can be a part of interleaving
19842 (vect_analyze_data_ref_dependence): Use new names.
19843 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19844 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19845 * tree-vect-patterns.c (widened_name_p): Use new names.
19846 (vect_recog_dot_prod_pattern): Likewise.
19847 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19848 (process_use, vect_mark_stmts_to_be_vectorized,
19849 vect_model_simple_cost, vect_model_store_cost,
19850 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19851 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19852 vectorizable_operation, vectorizable_type_demotion,
19853 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19854 vectorizable_condition): Likewise.
19855 (vect_analyze_operations): Split into vect_analyze_loop_operations
19857 (vect_analyze_stmt): ... new function.
19858 (new_stmt_vec_info): Use new names.
19859 (vect_is_simple_use): Use new names and fix comment.
19860 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19861 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19863 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19866 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19867 and integer modes for x87 operands. Do not ICE for unsupported size,
19868 generate error instead. Generate error for unsupported operand types.
19869 ['z']: Do not handle HImode memory operands specially. Warning
19870 for floating-point operands. Fallthru to 'Z' for unsupported operand
19871 types. Do not ICE for unsupported size, generate error instead.
19872 (output_387_binary_op): Use %Z to output operands.
19873 (output_fp_compare): Ditto.
19874 (output_387_reg_move): Ditto.
19876 2009-04-28 Ben Elliston <bje@au.ibm.com>
19881 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19883 * builtins.c (c_strlen): Do not warn here.
19884 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19885 * c-common.c (pointer_int_sum): Take an explicit location.
19886 Warn about offsets out of bounds.
19887 * c-common.h (pointer_int_sum): Adjust declaration.
19889 2009-04-27 Ian Lance Taylor <iant@google.com>
19891 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19893 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19894 * df-core.c (df_set_flags): Change return type to int. Change
19895 type of old_flags to int.
19896 (df_clear_flags): Likewise.
19897 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19898 (df_get_conditional_uses): Likewise.
19899 * df.h (df_set_flags, df_clear_flags): Update declarations.
19900 * dwarf2out.c (struct indirect_string_node): Change type of form
19901 field to enum dwarf_form.
19902 (AT_string_form): Change return type to enum dwarf_form.
19903 * fixed-value.c (fixed_compare): Add cast to enum type.
19904 * fwprop.c (update_df): Change 0 to VOIDmode.
19905 * gensupport.c: Change 0 to UNKNOWN.
19906 * gimple.h (gimple_cond_code): Add cast to enum type.
19907 * haifa-sched.c (reemit_notes): Add cast to enum type.
19908 * hooks.c (hook_int_void_no_regs): Remove function.
19909 * hooks.h (hook_int_void_no_regs): Remove declaration.
19910 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19911 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19912 * real.c (real_arithmetic): Add cast to enum type.
19913 (real_compare): Likewise.
19914 * target.h (struct gcc_target): Change return type of
19915 branch_target_register_class to enum reg_class.
19916 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19917 default_branch_target_register_class.
19918 * targhooks.c (default_branch_target_register_class): New function.
19919 * targhooks.h (default_branch_target_register_class): Declare.
19920 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19921 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19923 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19925 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19926 vect_uninitialized_def. Change 0 to ERROR_MARK.
19927 * tree-vect-stmts.c (supportable_widening_operation): Don't
19928 initialize icode1 and icode2.
19929 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19930 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19932 (cmn_err_flag_specs): Change 0 to STD_C89.
19933 (cmn_err_char_table): Likewise.
19934 * config/arm/arm.c (get_arm_condition_code): Change type of code
19935 to enum arm_cond_code.
19936 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19937 (IWMMXT_BUILTIN2): Likewise.
19938 (neon_builtin_type_bits): Don't define typedef.
19939 (neon_builtin_datum): Change type of bits field to int.
19940 (arm_expand_neon_args): Add cast to enum type.
19941 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19943 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19944 casts to enum type.
19945 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19947 * config/mips/mips.md (jal_macro): Return enum constant.
19948 (single_insn): Likewise.
19949 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19951 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19952 casts to enum type.
19953 * config/s390/s390.c (s390_tune_flags): Change type to int.
19954 (s390_arch_flags): Likewise.
19955 (s390_handle_arch_option): Change flags field of struct pta to int.
19956 * config/s390/s390.h (s390_tune_flags): Update declaration.
19957 (s390_arch_flags): Likewise.
19958 * config/sh/sh.c (prepare_move_operands): Compare
19959 tls_symbolic_operand result with enum constant.
19960 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19961 (sh_expand_prologue): Add cast to enum type.
19962 (sh_expand_epilogue): Likewise.
19963 (tls_symbolic_operand): Change return type to enum tls_model.
19964 (fpscr_set_from_mem): Add cast to enum type.
19965 (legitimize_pic_address): Compare tls_symbolic_operand result with
19967 (sh_target_reg_class): Change return type to enum reg_class.
19968 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19970 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19971 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19972 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19973 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19974 (delayed_branch, tls_call_delay): Likewise.
19975 (eligible_for_sibcall_delay): Likewise.
19976 (eligible_for_return_delay): Likewise.
19977 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19978 (spu_expand_builtin_1): Likewise.
19980 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19981 for all types of conversions.
19982 (output_init_element): Issue -Wc++-compat warning if needed when
19983 initializing a bitfield with enum type.
19984 * c-parser.c (c_parser_expression): Set original_type to
19985 original_type of right hand operand of comma operator.
19987 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19989 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19991 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19992 * doc/cpp.texi (Standard Predefined Macros)
19993 (Implementation-defined behavior): Likewise.
19994 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19995 * doc/gimple.texi (GIMPLE Exception Handling)
19996 (@code{GIMPLE_ASSIGN}): Likewise.
19997 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19998 * doc/invoke.texi (Warning Options, Optimize Options)
19999 (AVR Options, Darwin Options): Likewise.
20000 (Optimize Options): Reformulate -fwhole-program description.
20001 * doc/loop.texi (Lambda): Likewise.
20002 * doc/md.texi (Output Template, Define Constraints)
20003 (Standard Names, Insn Splitting): Likewise.
20004 * doc/options.texi (Option properties): Likewise.
20005 * doc/passes.texi (Tree-SSA passes): Likewise.
20006 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20007 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20008 (File Names and DBX): Likewise.
20009 * doc/trouble.texi (Incompatibilities): Likewise.
20011 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20013 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20014 instruction is correct.
20016 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20018 Allow non-constant arguments to conversion intrinsics.
20019 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20020 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20021 * spu.c (print_operand): Handle 'v' and 'w'.
20022 (exp2_immediate_p, spu_gen_exp2): Define.
20023 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20024 spu_convtf_1): Update parameter descriptions.
20025 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20026 * constraints.md ('v', 'w'): New.
20027 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20029 (i2f, I2F): New define_mode_attr.
20030 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20031 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20032 fixuns_truncv4sfv4si2): Update to use mode attribute.
20033 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20034 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20035 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20036 patterns for combine.
20038 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20040 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20041 (cprop, hoist, pre, store_motion): New debug counters.
20042 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20043 is not an RTL pass anymore.
20044 (pass_profiling): Remove extern decl for pass removed in 2005.
20045 (pass_gcse, pass_jump_bypass): Remove.
20046 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20047 to 0 for clean state.
20048 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20049 * cse.c (gate_handle_cse_after_global_opts,
20050 rest_of_handle_cse_after_global_opts): New functions.
20051 (pass_cse_after_global_opts): New pass, does local CSE.
20052 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20053 (TV_CPROP): New timevar.
20054 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20055 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20056 (gcse_main, recompute_all_luids): Remove.
20057 (compute_hash_table_work): Call max_reg_num instead of reading
20059 (cprop_jump): Don't set run_jump_opt_after_gcse.
20060 (constprop_register): Always allow to alter jumps.
20061 (cprop_insn): Likewise.
20062 (do_local_cprop): Likewise.
20063 (local_cprop_pass): Likewise. Return non-zero if something changed.
20064 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20065 (find_implicit_sets): Add note about missed optimization opportunity.
20066 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20067 pass_rtl_cprop execute function.
20068 Don't bother tracking the pass number, each pass gets its own dumpfile
20070 Always allow to alter jumpsand bypass jumps.
20071 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20072 will just find no suitable set.
20073 (pre_edge_insert): Fix dumping, this function is for PRE only.
20074 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20075 pass_rtl_pre execute function.
20076 (hoist_code): Return non-zero if something changed. Keep track of
20077 substitutions and insertions for statistics gathering similar to PRE.
20078 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20079 called from the pass_rtl_hoist execute function. Show pass statistics.
20080 (compute_store_table): Use max_reg_num directly instead of using the
20081 formerly global max_gcse_regno.
20082 (build_store_vectors): Likewise.
20083 (replace_store_insn): Fix dumping.
20084 (store_motion): Rename to ...
20085 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20086 pass, called from the pass_rtl_store_motion execute function. Keep
20087 track of substitutions and insertions for statistics gathering similar
20089 (bypass_jumps): Remove, fold interesting bits into ...
20090 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20091 from the pass_rtl_cprop execute function.
20092 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20093 pass_jump_bypass): Remove.
20094 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20095 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20096 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20097 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20098 (gate_rtl_store_motion, execute_rtl_store_motion,
20099 pass_rtl_store_motion): New.
20100 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20101 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20102 * passes.c (init_optimization_passes): Remove pass_gcse and
20103 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20104 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20105 instead of pass_jump_bypass.
20107 2009-04-27 Richard Guenther <rguenther@suse.de>
20109 PR middle-end/39928
20110 * gimplify.c (gimplify_expr): If we are required to create
20111 a temporary make sure it ends up as register.
20113 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20116 * config/i386/i386.c (construct_container): Don't call
20117 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20118 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20120 2009-04-27 Michael Matz <matz@suse.de>
20122 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20123 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20124 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
20125 (dump_replaceable_exprs): Take a bitmap.
20126 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20128 (expand_gimple_basic_block): Likewise.
20129 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20130 replaceable_expressions member a bitmap.
20131 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20132 (mark_replaceable): Likewise.
20133 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20134 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20136 2009-04-27 Richard Guenther <rguenther@suse.de>
20138 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20139 (verify_stmts): Dispatch to gimple/type verification code.
20140 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20141 issue with call argument types.
20143 2009-04-27 Michael Matz <matz@suse.de>
20145 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20146 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20149 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20150 Eric Botcazou <ebotcazou@adacore.com>
20152 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20153 a label's basic block.
20154 (mark_target_live_regs): Tidy and rework obsolete comments.
20155 Change back DF problem to LIVE. If a label starts a basic block,
20156 assume that all registers that used to be live then still are.
20157 (init_resource_info): If a label starts a basic block, set its
20158 BLOCK_FOR_INSN accordingly.
20159 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20161 2009-04-27 Richard Guenther <rguenther@suse.de>
20163 * tree-flow-inline.h (function_ann): Remove.
20164 (get_function_ann): Likewise.
20165 * tree-dfa.c (create_function_ann): Remove.
20166 * tree-flow.h (struct static_var_ann_d): Remove.
20167 (struct function_ann_d): Likewise.
20168 (union tree_ann_d): Remove fdecl member.
20169 (function_ann_t): Remove.
20170 (function_ann, get_function_ann, create_function_ann): Remove
20173 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20175 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20177 2009-04-27 Jan Hubicka <jh@suse.cz>
20179 * ipa-pure-const.c (struct funct_state_d): New fields
20180 state_previously_known, looping_previously_known; remove
20181 state_set_in_source.
20182 (analyze_function): Use new fields.
20183 (propagate): Avoid assumption that state_set_in_source imply
20186 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20187 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20188 * cfgloop.h (finite_loop_p): Declare.
20190 2009-04-26 Michael Matz <matz@suse.de>
20192 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20194 2009-04-26 Michael Matz <matz@suse.de>
20196 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20197 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20198 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20199 pass_mark_used_blocks): Remove.
20200 * tree-optimize.c (pass_free_datastructures,
20201 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20202 * passes.c (init_optimization_passes): Don't call
20203 pass_mark_used_blocks, remove dead code.
20205 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20207 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20208 * tree-ssa-live.h (register_ssa_partition): Likewise.
20210 2009-04-26 Michael Matz <matz@suse.de>
20213 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20214 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20215 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20217 (compare_pairs): Swap cost comparison.
20218 (coalesce_ssa_name): Don't use change_partition_var.
20219 * tree-nrv.c (struct nrv_data): Add modified member.
20220 (finalize_nrv_r): Set it.
20221 (tree_nrv): Use it to update statements.
20222 (pass_nrv): Require PROP_ssa.
20223 * tree-mudflap.c (mf_decl_cache_locals,
20224 mf_build_check_statement_for): Use make_rename_temp.
20225 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20226 * alias.c (find_base_decl): Handle SSA names.
20227 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20228 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20229 * rtl.h (set_reg_attrs_for_parm): Declare.
20230 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20231 to "optimized", remove unused locals at finish.
20232 (execute_free_datastructures): Make global, call
20233 delete_tree_cfg_annotations.
20234 (execute_free_cfg_annotations): Don't call
20235 delete_tree_cfg_annotations.
20237 * ssaexpand.h: New file.
20238 * expr.c (toplevel): Include ssaexpand.h.
20239 (expand_assignment): Handle SSA names the same as register variables.
20240 (expand_expr_real_1): Expand SSA names.
20241 * cfgexpand.c (toplevel): Include ssaexpand.h.
20242 (SA): New global variable.
20243 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20244 (SSAVAR): New macro.
20245 (set_rtl): New helper function.
20246 (add_stack_var): Deal with SSA names, use set_rtl.
20247 (expand_one_stack_var_at): Likewise.
20248 (expand_one_stack_var): Deal with SSA names.
20249 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20250 before unique numbers.
20251 (expand_stack_vars): Use set_rtl.
20252 (expand_one_var): Accept SSA names, add asserts for them, feed them
20253 to above subroutines.
20254 (expand_used_vars): Expand all partitions (without default defs),
20255 then only the local decls (ignoring those expanded already).
20256 (expand_gimple_cond): Remove edges when jumpif() expands an
20257 unconditional jump.
20258 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20259 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20261 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20262 members of SA; deal with PARM_DECL partitions here; expand
20263 all PHI nodes, free tree datastructures and SA. Commit instructions
20264 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20265 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20266 info and statements at start, collect garbage at finish.
20267 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20268 (VAR_ANN_PARTITION) Remove.
20269 (change_partition_var): Don't declare.
20270 (partition_to_var): Always return SSA names.
20271 (var_to_partition): Only accept SSA names.
20272 (register_ssa_partition): Only check argument.
20273 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20275 (delete_var_map): Don't free it.
20276 (var_union): Only accept SSA names, simplify.
20277 (partition_view_init): Mark only useful SSA names as used.
20278 (partition_view_fini): Only deal with SSA names.
20279 (change_partition_var): Remove.
20280 (dump_var_map): Use ssa_name instead of partition_to_var member.
20281 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20283 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20284 (struct _elim_graph): New member const_dests; nodes member vector of
20286 (set_location_for_edge): New static helper.
20287 (create_temp): Remove.
20288 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20289 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20290 (new_elim_graph): Allocate const_dests member.
20291 (clean_elim_graph): Truncate const_dests member.
20292 (delete_elim_graph): Free const_dests member.
20293 (elim_graph_size): Adapt to new type of nodes member.
20294 (elim_graph_add_node): Likewise.
20295 (eliminate_name): Likewise.
20296 (eliminate_build): Don't take basic block argument, deal only with
20297 partition numbers, not variables.
20298 (get_temp_reg): New static helper.
20299 (elim_create): Use it, deal with RTL temporaries instead of trees.
20300 (eliminate_phi): Adjust all calls to new signature.
20301 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20302 (rewrite_trees): Only do checking.
20303 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20304 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20305 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20306 contains_tree_r, MAX_STMTS_IN_LATCH,
20307 process_single_block_loop_latch, analyze_edges_for_bb,
20308 perform_edge_inserts): Remove.
20309 (expand_phi_nodes): New global function.
20310 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20311 functions, initialize new parameter, remember partitions having a
20313 (finish_out_of_ssa): New global function.
20314 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20315 don't reset in_ssa_p here, don't disable TER when mudflap.
20316 (pass_del_ssa): Remove.
20317 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20319 (execute_free_datastructures): Declare.
20320 * Makefile.in (SSAEXPAND_H): New variable.
20321 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20322 * basic-block.h (commit_one_edge_insertion): Declare.
20323 * passes.c (init_optimization_passes): Move pass_nrv and
20324 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20325 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20326 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20327 (redirect_branch_edge): Deal with super block when expanding, split
20328 out jump patching itself into ...
20329 (patch_jump_insn): ... here, new static helper.
20331 2009-04-26 Michael Matz <matz@suse.de>
20333 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20334 beyond num_ssa_names.
20335 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20336 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20338 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20340 PR inline-asm/39543
20341 * fwprop.c (forward_propagate_asm): New function.
20342 (forward_propagate_and_simplify): Propagate also into __asm, if it
20343 doesn't increase the number of referenced registers.
20346 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20348 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20350 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20351 note_nonlocal_vla_type for nonlocal VLAs.
20352 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20353 contains_remapped_vars, remap_vla_decls): New functions.
20354 (convert_nonlocal_reference_stmt): If not optimizing, call
20355 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20356 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20357 if it wasn't found in var_map.
20358 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20359 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20360 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20362 * gimplify.c (nonlocal_vlas): New variable.
20363 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20365 (gimplify_body): Create and destroy nonlocal_vlas.
20367 * dwarf2out.c (loc_descr_plus_const): New function.
20368 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20369 mem_loc_descriptor, loc_descriptor_from_tree_1,
20370 descr_info_loc, gen_variable_die): Use it.
20372 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20373 !TREE_STATIC VAR_DECLs.
20374 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20375 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20376 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20377 DECL_BY_REFERENCE is valid.
20378 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20379 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20380 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20381 Copy DECL_BY_REFERENCE.
20382 (struct nesting_copy_body_data): New type.
20383 (nesting_copy_decl): New function.
20384 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20385 if they have variable length.
20387 2009-04-26 Michael Matz <matz@suse.de>
20389 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20390 mark new temporaries for renaming.
20392 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20395 * c-decl.c (global_bindings_p): Return negative value.
20396 (c_variable_size): New. Based on variable_size from
20398 (grokdeclarator): Call c_variable_size not variable_size.
20400 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20402 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20404 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20406 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20407 Redefine it to just use mingw/include.
20408 (ASM_SPEC): Rules for -m32 and -m64.
20409 (LINK_SPEC): Use Likewise.
20410 (SPEC_32): New define.
20411 (SPEC_64): Likewise.
20412 (SUB_LINK_SPEC): Likewise.
20413 (MULTILIB_DEFAULTS): New define.
20414 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20415 Add multilib options.
20416 (MULTILIB_DIRNAMES): Likewise.
20417 (MULTILIB_OSDIRNAMES): Likewise.
20418 (LIBGCC): Likewise.
20419 (INSTALL_LIBGCC): Likewise.
20421 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20424 * c-tree.h (enum c_inline_static_type): New.
20425 (record_inline_static): Declare.
20426 * c-decl.c (struct c_inline_static, c_inline_statics,
20427 record_inline_static, check_inline_statics): New.
20428 (pop_file_scope): Call check_inline_statics.
20429 (start_decl): Call record_inline_static instead of pedwarning
20430 directly for static in inline function.
20431 * c-typeck.c (build_external_ref): Call record_inline_static
20432 instead of pedwarning directly for static referenced in inline
20435 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20437 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20438 not new but only being rescanned.
20439 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20440 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20441 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20442 record_set_info, compute_set, grealloc): Remove.
20443 (recompute_all_luids): New function.
20444 (gcse_main): Don't compute sets, and don't do related memory
20445 allocations/free-ing. If something changed before the end of the
20446 pass, update LUIDs using recompute_all_luids.
20447 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20448 (free_gcse_mem): Don't free it either.
20449 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20450 Use the df insn LUIDs.
20451 (load_killed_in_block): Likewise.
20452 (compute_hash_table_work): Don't compute reg_set_in_block.
20453 (compute_transp): Use DF_REG_DEF_CHAINs.
20454 (local_cprop_pass): Don't use compute_sets and related functions.
20455 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20456 Use get_max_uid() instead of max_cuid.
20457 (insert_insn_end_basic_block, pre_insert_copy_insn,
20458 update_ld_motion_stores): Don't try to
20459 keep reg_set tables up to date.
20460 (pre_insert_copies): Use df insn LUIDs.
20461 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20462 (reg_set_info): Don't use extra bitmap argument.
20463 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20464 information to compute regs_set_in_block.
20465 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20466 (bypass_jumps): Don't use compute_sets and friends.
20468 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20471 * opts.c (undocumented_msg): Do not leave blank even with
20474 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20476 * c-decl.c (build_enumerator): Allow values folding to integer
20477 constants but not integer constant expressions with a pedwarn if
20480 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20483 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20484 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20485 type is an integer constant.
20487 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20490 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20493 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20496 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20497 with variably modified return type and no storage class
20498 specifiers, except for the case of nested functions. Distinguish
20499 extern declarations of functions with variably modified return
20500 types from those of objects with variably modified types.
20502 2009-04-25 Jan Hubicka <jh@suse.cz>
20504 * tree.c (list_equal_p): New function.
20505 * tree.h (list_equal_p): Declare.
20506 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20507 basic_block_def, basic_block, const_basic_block): New.
20508 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20509 (redirect_eh_edge): New function.
20510 (make_eh_edge_update_phi): EH edges are not abnormal.
20511 * except.c: Include tree-flow.h.
20512 (list_match): New function.
20513 (eh_region_replaceable_by_p): New function.
20514 (replace_region): New function.
20515 (hash_type_list): New function.
20516 (hash_eh_region): New function.
20517 (eh_regions_equal_p): New function.
20518 (merge_peers): New function.
20519 (remove_unreachable_regions): Verify EH tree when checking;
20521 (copy_eh_region_1): New function.
20522 (copy_eh_region): New function.
20523 (push_reachable_handler): New function.
20524 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20525 regions without label but with live RESX.
20526 * except.h (redirect_eh_edge_to_label): New.
20527 * tree-flow.h (redirect_eh_edge): New.
20528 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20529 basic_block_def, basic_block, const_basic_block): Remove.
20530 * Makefile.in (except.o): Add dependency on tree-flow.h
20531 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20532 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20535 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20538 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20539 on the destination of memcpy.
20541 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20543 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20544 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20545 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20547 2009-04-25 Jan Hubicka <jh@suse.cz>
20549 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20550 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20551 to be reached by different label than left.
20552 (update_eh_edges): Update comment; remove edge_to_remove if possible
20553 and return true if suceeded.
20554 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20555 (cleanup_eh): Compute sharing map.
20556 * except.c (remove_eh_handler_and_replace): Add argument if we should
20558 (remove_unreachable_regions): Update for label sharing.
20559 (label_to_region_map): Likewise.
20560 (get_next_region_sharing_label): New function.
20561 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20563 (remove_eh_handler): Update.
20564 (remove_eh_region_and_replace_by_outer_of): New function.
20565 * except.h (struct eh_region): Add next_region_sharing_label.
20566 (remove_eh_region_and_replace_by_outer_of,
20567 get_next_region_sharing_label): Declare.
20568 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20570 2009-04-25 Jan Hubicka <jh@suse.cz>
20572 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20573 insert code even if they are not critical.
20575 2009-04-25 Jan Hubicka <jh@suse.cz>
20577 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20578 (gimple_can_remove_branch_p): EH edges won't remove branch by
20580 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20581 updating of non-abnormal EH edges.
20582 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20583 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20584 (split_critical_edges): Split also edges where emitting code on them
20585 will lead to splitting later.
20587 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20588 H.J. Lu <hongjiu.lu@intel.com>
20591 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20592 the configured assembler supports fildq and fistpq mnemonics.
20593 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20594 * configure: Regenerated.
20595 * config.in: Ditto.
20597 * config/i386/i386.c (print_operand): Handle 'Z'.
20598 ['z']: Remove handling of special fild/fist suffixes.
20599 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20600 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20601 suffix of fild insn.
20602 (*floatsi<mode>2_vector_mixed): Ditto.
20603 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20604 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20605 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20606 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20607 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20609 2009-04-25 Ben Elliston <bje@au.ibm.com>
20611 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20612 the source of a set operation.
20614 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20616 * target.h (struct gcc_target): Add case_values_threshold field.
20617 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20618 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20619 * targhooks.c (default_case_values_threshold): New function.
20620 * targhooks.h (default_case_values_threshold): Declare function.
20621 * stmt.c (expand_case): Use case_values_threshold target hook.
20622 * expr.h (case_values_threshold): Remove declartation.
20623 * expr.c (case_values_threshold): Remove function.
20624 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20626 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20627 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20628 (avr_case_values_threshold): Declare as static.
20629 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20631 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20632 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20633 (mn10300_case_values_threshold): New function.
20635 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20637 * ira.c (setup_cover_and_important_classes): Add enum cast.
20639 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20641 * genpreds.c (write_enum_constraint_num): Output definition of
20642 CONSTRAINT_NUM_DEFINED_P macro.
20643 * ira.c (setup_cover_and_important_classes): Use
20644 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20646 2009-04-24 DJ Delorie <dj@redhat.com>
20648 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20649 __SH2A_SINGLE_ONLY__ also.
20651 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20653 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20654 (movdf_internal): Ditto.
20655 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20656 SFmode and DFmode constants.
20657 (ia64_print_operand): Add 'G' format for printing
20658 floating point constants.
20660 2009-04-24 Richard Guenther <rguenther@suse.de>
20662 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20663 from unsigned additions.
20665 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20667 * c-typeck.c (set_init_index): Allow array designators that are
20668 not integer constant expressions with a pedwarn if pedantic.
20670 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20672 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20673 zero if no overlap in nonzero bits between the operands.
20675 2009-04-24 Ian Lance Taylor <iant@google.com>
20677 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20678 (record_dead_and_set_regs): Likewise.
20679 * df.h (struct df_mw_hardreg): Change flags field to int.
20680 (struct df_base_ref): Likewise.
20681 (struct df): Change changeable_flags field to int.
20682 * df-scan.c (df_defs_record): Change clobber_flags to int.
20683 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20684 constants rather than #define macros.
20685 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20686 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20687 (enum dwarf_calling_convention): Likewise.
20688 (enum dwarf_line_number_x_ops): Likewise.
20689 (enum dwarf_call_frame_info): Likewise.
20690 (enum dwarf_source_language): Likewise.
20691 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20692 (add_calling_convention_attribute): Likewise.
20693 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20694 (combine_comparisons): Change compcode to int. Add cast to enum type.
20695 * genrecog.c (maybe_both_true_2): Change c to int.
20696 (write_switch): Likewise. Add cast to enum type.
20697 * gimplify.c (gimplify_omp_for): Handle return values from
20698 gimplify_expr using MIN rather than bitwise or.
20699 (gimplify_expr): Add cast to enum type.
20700 * ipa-prop.c (update_jump_functions_after_inlining): Change
20701 IPA_BOTTOM to IPA_JF_UNKNOWN.
20702 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20703 Add casts to enum type.
20704 (setup_cover_and_important_classes): Change cl to int. Add casts
20706 (setup_class_translate): Change cl and mode to int.
20707 (ira_init_once): Change mode to int.
20708 (free_register_move_costs): Likewise.
20709 (setup_prohibited_mode_move_regs): Add casts to enum type.
20710 * langhooks.c (add_builtin_function_common): Rework assertion that
20711 value fits bitfield.
20712 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20713 * omega.c (omega_do_elimination): Avoid math on enum types.
20714 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20715 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20716 int local to handle integral_argment value.
20717 * regmove.c (try_auto_increment): Change PUT_MODE to
20719 * reload.c (push_secondary_reload): Add casts to enum type.
20720 (secondary_reload_class, find_valid_class): Likewise.
20721 * reload1.c (emit_input_reload_insns): Likewise.
20722 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20723 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20724 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20726 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20727 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20729 (expand_complex_libcall): Add casts to enum type.
20730 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20731 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20732 with ERROR_MARK, not NUM_TREE_CODES.
20733 (vect_create_epilog_for_reduction): Likewise.
20734 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20735 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20736 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20738 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20739 vect_unused_in_loop. Change 0 to loop_vect.
20740 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20741 * var-tracking.c (get_init_value): Change return type to enum
20743 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20744 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20746 (arm_override_options): Add casts to enum type.
20747 (arm_emit_tls_decoration): Likewise.
20748 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20750 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20751 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20752 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20754 * config/s390/s390.c (code_for_builtin_64): Change to array of
20756 (code_for_builtin_31): Likewise.
20757 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20759 * config/sparc/sparc.c (sparc_override_options): Change value
20760 field in struct code_model to enum cmodel. In initializer change
20761 0 to NULL and add cast to enum type.
20763 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20764 Change all callers. Issue a -Wc++-compat warning using
20765 lhs_origtype if necessary.
20766 (convert_for_assignment): Issue -Wc++-compat warnings about
20767 invalid conversions to enum type on assignment.
20768 * c-common.h (build_modify_expr): Update declaration.
20770 2009-04-24 Nick Clifton <nickc@redhat.com>
20772 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20773 (function_arg_advance): Likewise.
20774 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20777 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20779 * config/s390/constraints.md ('I', 'J'): Fix condition.
20781 2009-04-24 Diego Novillo <dnovillo@google.com>
20783 * gengtype-parse.c (parse_error): Add newline after message.
20785 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20787 * config/i386/sse.md (avxmodesuffixs): Removed.
20788 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20789 (*avx_pinsr<ssevecsize>): This.
20791 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20793 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20794 follow chains of regs with a single definition, and allow expressions
20795 that are function_invariant_p.
20796 (simple_rhs_p): Allow expressions that are function_invariant_p.
20798 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20800 PR middle-end/39867
20801 * fold-const.c (fold_cond_expr_with_comparison): When folding
20802 > and >= to MAX, make sure the MAX uses the same type as the
20803 comparison's operands.
20805 2009-04-24 Nick Clifton <nickc@redhat.com>
20807 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20808 addressing for DImode accesses.
20809 (frv_print_operand_address): Handle PLUS case.
20810 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20812 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20814 PR rtl-optimization/39794
20815 * alias.c (canon_true_dependence): Add x_addr argument.
20816 * rtl.h (canon_true_dependence): Adjust prototype.
20817 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20818 * cselib.c (cselib_invalidate_mem): Likewise.
20819 * gcse.c (compute_transp): Likewise.
20820 * dse.c (scan_reads_nospill): Likewise.
20821 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20822 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20823 canon_base_addr of the group, plus optional offset.
20824 (struct group_info): Rename canon_base_mem to
20826 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20827 canon_rtx of base_mem.
20829 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20831 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20832 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20834 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20836 * config/spu/spu-builtins.h: Delete file.
20838 * config/spu/spu.h (enum spu_builtin_type): Move here from
20840 (struct spu_builtin_description): Likewise. Add GTY marker.
20841 Do not use enum spu_function_code or enum insn_code.
20842 (spu_builtins): Add extern declaration.
20844 * config/spu/spu.c: Do not include "spu-builtins.h".
20845 (enum spu_function_code, enum spu_builtin_type_index,
20846 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20847 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20848 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20849 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20850 (spu_builtin_types): Make static. Add GTY marker.
20851 (spu_builtins): Add extern declaration with GTY marker.
20852 Include "gt-spu.h".
20854 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20855 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20856 Check programmatically whether all parameters are scalar.
20858 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20860 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20862 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20863 assignment from the constructor either if the target is volatile.
20865 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20867 * config/arm/arm.md (insv): Do not share operands[0].
20869 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20871 * config/vxlib-tls.c (active_tls_threads): Delete.
20872 (delete_hook_installed): New.
20873 (tls_delete_hook): Don't delete the delete hook.
20874 (tls_destructor): Delete it here.
20875 (__gthread_set_specific): Adjust installing the delete hook.
20876 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20877 __gthread_leave_tsd_dtor_context.
20879 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20881 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20883 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20885 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20887 (alpha_rtx_costs): Ditto.
20888 (emit_unlikely_jump): Use add_reg_note.
20889 (emit_frame_store_1): Ditto.
20890 (alpha_expand_prologue): Ditto.
20891 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20892 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20894 2009-04-23 Nick Clifton <nickc@redhat.com>
20896 * config/v850/v850.md (epilogue): Remove suppressed code.
20897 (return): Rename to return_simple and remove test of frame size.
20898 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20899 to gen_return_simple.
20901 2009-04-22 Jing Yu <jingyu@google.com>
20904 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20906 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20909 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20910 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20911 value is a VECTOR_CST, the element type is the element type of the
20914 2009-04-22 DJ Delorie <dj@redhat.com>
20916 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20918 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20920 * alias.c (find_base_term): Move around LO_SUM case, so that
20921 CONST falls through into PLUS/MINUS handling.
20924 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20925 into 0, use omit_one_operand.
20927 2009-04-23 Ben Elliston <bje@au.ibm.com>
20929 * config/rs6000/linux-unwind.h (get_regs): Remove type
20930 puns. Change the type of `pc' to an array of unsigned ints and
20931 update all users. Constify frame24.
20933 2009-04-22 DJ Delorie <dj@redhat.com>
20935 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20936 declarations before code.
20937 (current_function_special_page_vector): Likewise.
20938 (m32c_expand_insv): Silence a warning.
20940 2009-04-21 Taras Glek <tglek@mozilla.com>
20942 * alias.c: Update GTY annotations to new syntax.
20943 * basic-block.h: Likewise.
20944 * bitmap.h: Likewise.
20945 * c-common.h: Likewise.
20946 * c-decl.c: Likewise.
20947 * c-parser.c: Likewise.
20948 * c-pragma.c: Likewise.
20949 * c-tree.h: Likewise.
20950 * cfgloop.h: Likewise.
20951 * cgraph.h: Likewise.
20952 * config/alpha/alpha.c: Likewise.
20953 * config/arm/arm.h: Likewise.
20954 * config/avr/avr.h: Likewise.
20955 * config/bfin/bfin.c: Likewise.
20956 * config/cris/cris.c: Likewise.
20957 * config/darwin.c: Likewise.
20958 * config/frv/frv.c: Likewise.
20959 * config/i386/i386.c: Likewise.
20960 * config/i386/i386.h: Likewise.
20961 * config/i386/winnt.c: Likewise.
20962 * config/ia64/ia64.h: Likewise.
20963 * config/iq2000/iq2000.c: Likewise.
20964 * config/mips/mips.c: Likewise.
20965 * config/mmix/mmix.h: Likewise.
20966 * config/pa/pa.c: Likewise.
20967 * config/pa/pa.h: Likewise.
20968 * config/rs6000/rs6000.c: Likewise.
20969 * config/s390/s390.c: Likewise.
20970 * config/sparc/sparc.c: Likewise.
20971 * config/xtensa/xtensa.c: Likewise.
20972 * cselib.h: Likewise.
20973 * dbxout.c: Likewise.
20974 * dwarf2out.c: Likewise.
20975 * except.c: Likewise.
20976 * except.h: Likewise.
20977 * fixed-value.h: Likewise.
20978 * function.c: Likewise.
20979 * function.h: Likewise.
20980 * gimple.h: Likewise.
20981 * integrate.c: Likewise.
20982 * optabs.c: Likewise.
20983 * output.h: Likewise.
20984 * real.h: Likewise.
20986 * stringpool.c: Likewise.
20987 * tree-data-ref.c: Likewise.
20988 * tree-flow.h: Likewise.
20989 * tree-scalar-evolution.c: Likewise.
20990 * tree-ssa-address.c: Likewise.
20991 * tree-ssa-alias.h: Likewise.
20992 * tree-ssa-operands.h: Likewise.
20993 * tree.c: Likewise.
20994 * tree.h: Likewise.
20995 * varasm.c: Likewise.
20996 * varray.h: Likewise.
20998 * coretypes.h: Do not define GTY macro if it is already defined.
20999 * doc/gty.texi: Update GTY documentation to new syntax.
21000 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21001 annotations on structs.
21002 * gengtype-parse.c: Likewise.
21004 2009-04-22 Mark Heffernan <meheff@google.com>
21006 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21008 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21010 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21013 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21015 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21016 the same as a PLUS without a shift. Increase the cost of a
21019 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21021 * Makefile.in: Update dependencies.
21022 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21023 * errors.h: Remove bogus comment about compatibility.
21024 (warning): Update declaration.
21025 * genautomata.c: Update all calls to warning.
21026 * gimple.c: Do not include errors.h. Include toplev.h.
21027 * tree-ssa-structalias.c: Do not include errors.h.
21028 * omega.c: Likewise.
21029 * tree-ssa-reassoc.c: Likewise.
21030 * config/spu/spu-c.c: Likewise.
21031 * config/spu/t-spu-elf: Update dependencies.
21033 2009-04-22 Richard Guenther <rguenther@suse.de>
21035 PR tree-optimization/39824
21036 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21037 make sure the types are compatible.
21039 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21042 * c-common.c (c_parse_error): Take a token_flags parameter.
21043 Use token_type for the token type instead.
21044 Pass token_flags to cpp_type2name.
21045 * c-common.h (c_parse_error): Update declaration.
21046 * c-parser.c (c_parser_error): Pass 0 as token flags.
21048 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21050 PR rtl-optimization/39580
21051 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21053 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21055 * function.c (expand_function_end): Do not emit a jump to the "naked"
21056 return label for fall-through returns.
21057 * except.c (sjlj_emit_function_exit): Always place the call to the
21058 unregister function at the location installed by expand_function_end.
21060 2009-04-22 Richard Guenther <rguenther@suse.de>
21062 PR tree-optimization/39845
21063 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21064 (gen_inbound_check): Likewise.
21066 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21068 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21070 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21071 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21073 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21075 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21076 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21077 shift counts to avoid out-of-bounds array accesses.
21079 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21081 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21082 (Pmode): Move above.
21084 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21086 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21087 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21088 GET_CODE macro. Use IN_RANGE macro where appropriate.
21089 * config/alpha/alpha.h: Ditto.
21090 * config/alpha/alpha.md: Ditto.
21091 * config/alpha/constraints.md: Ditto.
21092 * config/alpha/predicates.md: Ditto.
21094 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21096 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21097 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21098 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21099 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21100 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21101 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21102 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21103 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21104 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21105 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21106 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21107 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21108 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21109 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21110 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21111 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21112 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21113 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21114 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21115 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21116 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21117 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21118 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21119 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21120 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21121 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21122 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21124 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21126 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21127 references from comments.
21128 * cfgbuild.c: (count_basic_blocks): Delete.
21129 (find_basic_blocks_1): Delete.
21130 (find_basic_blocks): Delete.
21131 * except.c (finish_eh_generation): Make static. Move comment from
21132 except.h here. Remove find_basic_blocks references from comments.
21133 * except.h (finish_eh_generation): Delete.
21134 * basic-block.h (find_basic_blocks): Delete.
21135 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21137 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21139 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21140 (sdbout_parms): Likewise.
21142 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21144 * config/sh/sh.c (prepare_cbranch_operands): Use
21145 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21146 (expand_cbranchdi4): Likewise.
21147 (from_compare): Add cast to enum type.
21148 (expand_cbranchsi4): Use add_reg_note.
21149 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21150 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21151 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21152 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21153 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21154 instead of CODE_FOR_nothing.
21155 (cbranchdi4): Likewise. Fix the order of arguments for
21157 (push_fpscr): Use add_reg_note.
21158 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21159 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21161 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21163 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21164 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21165 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21166 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21167 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21168 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21169 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21170 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21171 config/alpha/x-vms, config/arc/t-arc,
21172 config/arm/README-interworking, config/arm/arm-c.c,
21173 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21174 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21175 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21176 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21177 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21178 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21179 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21180 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21181 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21182 config/cris/t-elfmulti, config/crx/t-crx,
21183 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21184 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21185 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21186 config/h8300/t-h8300, config/i386/athlon.md,
21187 config/i386/darwin-libgcc.10.4.ver,
21188 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21189 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21190 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21191 config/i386/t-linux64, config/i386/t-nwld,
21192 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21193 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21194 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21195 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21196 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21197 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21198 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21199 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21200 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21201 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21202 config/m68k/t-uclinux, config/mcore/t-mcore,
21203 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21204 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21205 config/mips/crtn.asm, config/mips/irix-crti.asm,
21206 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21207 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21208 config/mips/mips-fixed.md, config/mips/sb1.md,
21209 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21210 config/mips/t-iris6, config/mips/t-isa3264,
21211 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21212 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21213 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21214 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21215 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21216 config/mn10300/t-linux, config/mn10300/t-mn10300,
21217 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21218 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21219 config/picochip/libgccExtras/clzsi2.asm,
21220 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21221 config/rs6000/darwin-libgcc.10.4.ver,
21222 config/rs6000/darwin-libgcc.10.5.ver,
21223 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21224 config/rs6000/t-aix43, config/rs6000/t-aix52,
21225 config/rs6000/t-darwin, config/rs6000/t-fprules,
21226 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21227 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21228 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21229 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21230 config/rs6000/t-rtems, config/rs6000/t-spe,
21231 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21232 config/score/t-score-elf, config/sh/divcost-analysis,
21233 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21234 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21235 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21236 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21237 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21238 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21239 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21240 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21241 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21242 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21243 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21244 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21245 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21246 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21247 * config/h8300/genmova.sh: Include copyright and license notices
21248 in generated output.
21249 * config/h8300/mova.md: Regenerate.
21250 * doc/install.texi2html: Include word "Copyright" in copyright
21251 notice and use name "Free Software Foundation, Inc.".
21252 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21253 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21254 ChangeLog-2007, ChangeLog-2008: Correct dates.
21256 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21258 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21259 NE_EXPR operations as well.
21260 * c-parser.c (c_parser_condition): Do not set location information on
21262 (c_parser_conditional_expression): Likewise.
21263 (c_parser_binary_expression): Set location information on operators.
21264 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21265 TRUTH_NOT_EXPR has been folded.
21266 * fold-const.c (fold_truth_not_expr): Copy location information from
21267 the incoming expression to the outgoing one.
21268 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21269 recursive calls on the LHS of the operator but pass that of the
21270 operator to recursive calls on the RHS of the operator. Set it
21272 (shortcut_cond_expr): Set the locus of the operator on the second
21273 COND_EXPR and that of the expression on the first in degenerate cases.
21274 Pass the locus of the expression to calls to shortcut_cond_r.
21275 Set the locus of the 'then' block on the associated jump, if any.
21276 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21277 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21278 expression to call to gimplify_boolean_expr.
21280 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21282 * config.gcc: Add additional configuration for
21283 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21284 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21285 (CPP_SPEC): Redefine for allowing -municode option.
21286 (STARTFILE_SPEC): Likewise.
21287 * config/i386/t-mingw-w64: New.
21288 * config/i386/mingw-w64.opt: New.
21289 (municode): Add new target option.
21290 * doc/invoke.texi (municode): Add documentation for new option.
21292 2009-04-21 Ian Lance Taylor <iant@google.com>
21294 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21295 Correct test for number of arguments.
21296 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21298 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21300 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21301 argument of emit_library_call.
21303 2009-04-21 Richard Guenther <rguenther@suse.de>
21305 PR middle-end/39829
21306 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21307 inside VIEW_CONVERT_EXPRs.
21309 2009-04-21 Martin Jambor <mjambor@suse.cz>
21311 * tree-switch-conversion.c (build_constructors): Split a long line.
21312 (constructor_contains_same_values_p): New function.
21313 (build_one_array): Create assigns of constants if possible, do not
21314 call mark_sym_for_renaming, call update_stmt.
21315 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21316 make_rename_temp. Do not call mark_symbols_for_renaming, call
21318 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21319 find_new_referenced_vars, call update_stmt.
21320 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21321 instead of calling make_rename_temp. Do not call
21322 find_new_referenced_vars or mark_symbols_for_renaming, call
21325 2009-04-21 Richard Guenther <rguenther@suse.de>
21327 PR tree-optimization/39827
21328 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21329 (tree_ssa_phiprop): Pass the correct array size.
21331 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21333 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21335 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21338 * c-typeck.c (lvalue_p): Move declaration ...
21339 * c-common.h (lvalue_p): ... to here.
21340 * c-common.c (candidate_equal_p): New.
21341 (add_tlist): Use it.
21342 (merge_tlist): Use it.
21343 (warn_for_collisions_1): Likewise.
21344 (warning_candidate_p): Accept more candidates.
21345 (verify_tree): A warning candidate can be an expression. Use
21348 2009-04-21 Ben Elliston <bje@au.ibm.com>
21351 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21352 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21353 options. Remove -mcall-solaris documentation.
21355 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21358 * doc/invoke.texi (-Wlong-long): Update description.
21359 * c-lex (interpret_integer): Only warn if there was no previous
21360 overflow and -Wlong-long is enabled.
21361 * c-decl.c (declspecs_add_type): Drop redundant flags.
21362 * c.opt (Wlong-long): Init to -1.
21363 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21364 and front-end warn_long_long. Wlong-long only depends on other
21365 flags if it is uninitialized.
21366 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21367 the same for CPP and FE.
21368 (restore_extension_diagnostics): Likewise.
21370 2009-04-20 Ian Lance Taylor <iant@google.com>
21372 Fix enum conversions which are invalid in C++:
21373 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21374 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21375 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21376 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21377 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21378 (dbxout_parms): Likewise.
21379 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21380 (df_clear_flags): Likewise.
21381 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21382 top_flag parameter to int.
21383 (df_chain_create_bb_process_use): Likewise.
21384 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21386 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21387 (df_ref_create_structure, df_def_record_1): Likewise.
21388 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21389 (df_notes_rescan): Change 0 to VOIDmode in function call.
21390 (df_get_call_refs, df_insn_refs_collect): Likewise.
21391 (df_bb_regs_collect): Likewise.
21392 (df_entry_block_defs_collect): Likewise.
21393 (df_exit_block_uses_collect): Likewise.
21394 * df.h: Update declarations.
21395 * double-int.c (double_int_divmod): Add cast to enum type.
21396 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21397 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21398 (based_loc_descr): Likewise.
21399 (loc_descriptor_from_tree_1): Change first_op and second_op to
21400 enum dwarf_location_atom. Add cast to enum type.
21401 * expmed.c (init_expmed): Change 0 to SET in function call.
21402 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21403 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21404 (do_store_flag): Likewise.
21405 * fixed-value.h (struct fixed_value): Change mode to enum
21407 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21408 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21410 (insert_insn_decl, insert_decl, insert_state): Likewise.
21411 (automata_list_finish): Likewise.
21412 * genrecog.c (process_define_predicate): Add cast to enum type.
21413 * gensupport.c (init_predicate_table): Add cast to enum type.
21414 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21416 (gimple_build_call_1, gimple_build_label): Likewise.
21417 (gimple_build_goto, gimple_build_asm_1): Likewise.
21418 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21419 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21420 (enum fallback): Rename from enum fallback_t.
21421 (fallback_t): Typedef as int.
21422 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21423 GSI_SAME_STMT in function call.
21424 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21426 (setup_reg_class_relations): Likewise.
21427 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21428 (setup_prohibited_class_mode_regs): Add cast to enum type.
21429 (setup_prohibited_mode_move_regs): Likewise.
21430 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21431 (record_address_regs): Change i to enum reg_class.
21432 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21433 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21434 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21435 (GET_MODE_2XWIDER_MODE): Likewise.
21436 (GET_CLASS_NARROWEST_MODE): Likewise.
21437 * omp-low.c (expand_omp_for): Add cast to enum type.
21438 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21439 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21440 * postreload.c (reload_cse_simplify_operands): Change rclass local
21442 * predict.c (combine_predictions_for_insn): Change best_predictor
21443 and predictor to enum br_predictor.
21444 (combine_predictions_for_bb): Likewise.
21445 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21446 use SET_PREDICT_EXPR_OUTCOME.
21447 * real.c (real_arithmetic): Change icode to code in function call.
21448 * reginfo.c (init_move_cost): Add casts to enum type.
21449 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21450 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21452 * reload.c (find_valid_class): Add casts to enum type.
21453 (push_reload): Change 0 to NO_REGS in function call.
21454 (find_reloads): Change this_alternative to array of enum
21455 reg_class. Remove some now-unnecessary casts.
21456 (make_memloc): Change 0 to VOIDmode in function call.
21457 * reload1.c (reload): Change 0 to VOIDmode in function call.
21458 (eliminate_regs_1, elimination_effects): Likewise.
21459 (eliminate_regs_in_insn): Likewise.
21460 (emit_input_reload_insns): Add cast to enum type.
21461 (delete_output_reload): Change 0 to VOIDmode in function call.
21462 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21463 to enum type in function call.
21464 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21465 (SET_PREDICT_EXPR_OUTCOME): Define.
21466 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21467 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21468 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21469 (dump_function): Likewise.
21470 * tree-dump.h: Update declarations.
21471 * tree-pass.h: Update declarations.
21472 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21473 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21475 (arm_rtx_costs_1): Correct parenthesization.
21476 (arm_rtx_costs): Add casts to enum type.
21477 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21478 (vfp_emit_fstmd): Use add_rg_note.
21479 (emit_multi_reg_push, emit_sfm): Likewise.
21480 (thumb_set_frame_pointer): Likewise.
21481 (arm_expand_prologue): Likewise.
21482 (arm_regno_class): Change return type to enum reg_class.
21483 (thumb1_expand_prologue): Use add_reg_note.
21484 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21485 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21487 * config/arm/gentune.sh: Add cast to enum type.
21488 * config/arm/arm-tune.md: Rebuild.
21489 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21490 (ix86_split_fp_branch, predict_jump): Likewise.
21491 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21492 insn_code to enum rtx_code.
21493 (ix86_builtin_vectorized_function): Add cast to enum type.
21494 * config/i386/i386.md (truncdfsf2): Change slot to enum
21496 (truncxf<mode>2, isinf<mode>2): Likewise.
21497 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21499 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21500 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21501 (insert_bundle_state): Change 1 to INSERT in function call.
21502 (ia64_add_bundle_selector_before): Likewise.
21503 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21504 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21505 (restore_stack_nonlocal): Likewise.
21506 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21508 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21510 (mips_rtx_costs): Likewise.
21511 (mips_override_options): Add casts to enum type.
21512 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21514 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21515 (store_reg, set_reg_plus_d): Likewise.
21516 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21517 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21519 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21521 (emit_unlikely_jump): Use add_reg_note.
21522 (rs6000_emit_allocate_stack): Likewise.
21523 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21524 (output_toc): Change 1 to INSERT in function call.
21525 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21526 (rs6000_initialize_trampoline): Likewise.
21527 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21529 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21530 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21531 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21532 (save_gprs): Use add_reg_note.
21533 (s390_emit_prologue): Likewise.
21534 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21535 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21536 (sparc_fold_builtin): Add cast to enum type.
21537 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21539 (spu_expand_prologue): Use add_reg_note.
21540 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21542 2009-04-20 Ian Lance Taylor <iant@google.com>
21544 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21545 (c_parser_postfix_expression_after_primary): Get VEC for list of
21546 arguments. Get original types of arguments. Call
21547 build_function_call_vec.
21548 (cached_expr_list_1, cached_expr_list_2): New static variables.
21549 (c_parser_expr_list): Change return type to VEC *. Add
21550 p_orig_types parameter. Change all callers.
21551 (c_parser_release_expr): New static function.
21552 (c_parser_vec_to_tree_list): New static function.
21553 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21554 call build_function_call_vec.
21555 (build_function_call_vec): New function, based on old
21556 build_function_call.
21557 (convert_arguments): Remove nargs and argarray parameters. Change
21558 values to a VEC. Add origtypes parameter.
21559 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21560 (convert_for_assignment): Add origtype parameter. Change all
21561 callers. If warn_cxx_compat, check for conversion to an enum
21562 type when calling a function.
21563 (store_init_value): Add origtype parameter. Change all callers.
21564 (digest_init): Likewise.
21565 (struct init_node): Add origtype field.
21566 (add_pending_init): Add origtype parameter. Change all callers.
21567 (output_init_element): Likewise.
21568 (output_pending_init_elements): Pass origtype from init_node to
21569 output_init_element.
21570 (process_init_element): Pass origtype from c_expr to
21571 output_init_element.
21572 (c_finish_return): Add origtype parameter. Change all callers.
21573 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21575 (sync_resolve_params): Likewise.
21576 (sync_resolve_return): Change params to first_param. Change caller.
21577 (resolve_overloaded_builtins): Change params to VEC *. Change
21578 callers. Save first parameter around call to build_function_call_vec.
21579 * c-decl.c (finish_decl): Add origtype parameter. Change all
21580 callers. Call build_function_call_vec rather than
21581 build_function_call for cleanup.
21582 * c-tree.h: Update declarations.
21583 * c-common.h: Update declarations.
21584 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21585 params to first_param.
21586 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21587 params parameter from tree to void *.
21588 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21589 Change arglist parameter to have type void *, and to be a pointer
21591 * config/rs6000/rs6000-protos.h
21592 (altivec_resolve_overloaded_builtin): Update declaration.
21593 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21594 fnargs parameter to have type void *, and to be a pointer to a
21595 VEC. Call build_function_call_vec instead of
21596 build_function_call.
21597 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21599 2009-04-20 Joey Ye <joey.ye@intel.com>
21600 Xuepeng Guo <xuepeng.guo@intel.com>
21601 H.J. Lu <hongjiu.lu@intel.com>
21603 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21605 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21606 (IX86_LEA_PRIORITY): Likewise.
21607 (distance_non_agu_define): New function.
21608 (distance_agu_use): Likewise.
21609 (ix86_lea_for_add_ok): Likewise.
21610 (ix86_dep_by_shift_count): Likewise.
21612 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21613 should split for LEA.
21615 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21617 (ix86_dep_by_shift_count): Likewise.
21619 2009-04-20 Richard Guenther <rguenther@suse.de>
21621 * expr.c (handled_component_p): Move ...
21622 * tree.h (handled_component_p): ... here.
21623 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21624 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21625 and REALPART_EXPR to be in one group.
21627 2009-04-20 Richard Guenther <rguenther@suse.de>
21629 * basic-block.h (get_all_dominated_blocks): Declare.
21630 * dominance.c (get_all_dominated_blocks): New function.
21631 * tree-cfg.c (get_all_dominated_blocks): Remove.
21632 (remove_edge_and_dominated_blocks): Adjust.
21633 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21634 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21635 instead of recursing.
21637 2009-04-20 Doug Kwan <dougkwan@google.com>
21639 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21640 (struct cgraph_node_set_def): New type.
21641 (cgraph_node_set) New type. Also declare vector functions.
21642 (struct cgraph_node_set_element_def): New type.
21643 (cgraph_node_set_element): Ditto.
21644 (cgraph_node_set_iterator): New iterator type.
21645 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21646 cgraph_node_set_remove, dump_cgraph_node_set,
21647 debug_cgraph_node_set): New prototypes.
21648 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21649 cgraph_node_set_size): New inlines.
21650 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21651 including cgraph.h.
21652 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21653 argument to function 'write_summary'.
21654 * ipa.c: Include ggc.h.
21655 (hash_cgraph_node_set_element,
21656 eq_cgraph_node_set_element, cgraph_node_set_new,
21657 cgraph_node_set_add, cgraph_node_set_remove,
21658 cgraph_node_set_find, dump_cgraph_node_set,
21659 debug_cgraph_node_set): New functions.
21660 * Makefile.in (ipa.o): Add dependency on GGC_H.
21662 2009-04-20 Ira Rosen <irar@il.ibm.com>
21664 PR tree-optimization/39675
21665 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21666 check of the return code of vect_schedule_slp. Check that
21667 stmt_vec_info still exists for the statement, before checking its
21668 vectorization type.
21670 2009-04-20 Michael Matz <matz@suse.de>
21672 * Makefile.in (generated_files): Take out $(simple_generated_c).
21674 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21676 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21677 (UINTPTR_TYPE): Likewise.
21679 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21682 * c-typeck.c (digest_init): Check for initializing an array with a
21685 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21688 * c-semantics.c (pop_stmt_list): Propagate
21689 STATEMENT_LIST_HAS_LABEL to parent statement list.
21691 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21693 * config/mips/mips.h (mips_tune_attr): New macro.
21694 * config/mips/mips.md (cpu): Use it.
21696 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21699 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21702 2009-04-19 Diego Novillo <dnovillo@google.com>
21704 * toplev.c (compile_file): Move call to coverage_finish ...
21705 * cgraphunit.c (ipa_passes): ... here.
21706 Call cgraph_process_new_functions.
21707 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21708 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21710 2009-04-19 Jan Hubicka <jh@suse.cz>
21712 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21714 (dump_cgraph_node): Dump can throw external flag.
21715 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21717 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21721 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21722 * common.opt (Wlogical-op): Move from here...
21723 * c.opt (Wlogical-op): ... to here.
21724 * c-typeck.c (parser_build_binary_op): Update call to
21725 warn_logical_operator.
21726 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21728 * c-common.c (warn_logical_op): Update.
21729 * c-common.h (warn_logical_op): Update declaration.
21731 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21733 * tree.c (protected_set_expr_location): Fix formatting.
21735 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21738 * c-typeck.c (readonly_warning): new.
21739 (build_unary_op, build_modify_expr): Use readonly_warning for
21740 storing into something readonly but not const-qualified.
21742 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21745 * c-typeck.c (build_unary_op): Check for taking address of
21746 expression of type void.
21748 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21751 * c-typeck.c (build_function_call): Check for calling a function
21752 with qualified void return types. Call require_complete_type when
21755 2009-04-18 Jan Hubicka <jh@suse.cz>
21757 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21759 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21760 can_throw_external flag.
21761 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21762 * ipa-pure-const.c (ignore_edge): New function.
21763 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21764 only over can_throw_external edges.
21765 (local_pure_const): Add nothrow flag.
21766 * ipa-utils.c (searchc): Add ignore_edge callback.
21767 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21768 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21769 (set_nothrow_function_flags): Update cgraph.
21770 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21772 2009-04-18 Richard Guenther <rguenther@suse.de>
21774 PR middle-end/39804
21775 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21776 (fold_stmt): ... this and ...
21777 (fold_stmt_inplace): ... this.
21778 (fold_stmt_1): Fold references in calls and asms.
21779 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21781 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21783 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21784 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21786 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21788 * tree.c (function_args_count): Remove.
21789 * tree.h: Remove the prototype for function_args_count.
21791 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21793 * tree-iterator.c (expr_only): Remove.
21794 * tree.h: Remove the prototype for expr_only.
21796 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21798 * reginfo.c (cannot_change_mode_set_regs): Remove.
21799 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21801 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21803 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21804 whether operands 0 and 1 overlaps.
21806 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21808 PR middle-end/36902
21809 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21810 pointer. Use warning_at instead of warning.
21811 (search_for_addr_array): Likewise.
21812 (check_array_bounds): Likewise.
21813 (check_all_array_refs): Check that the incoming edge is not in the
21814 list of edges to be removed.
21815 (check_all_array_refs): Avoid the temporal pointer.
21816 (vrp_visit_cond_stmt): Fix typo.
21817 (simplify_switch_using_ranges): Handle the case where the switch
21818 index is an integer constant.
21820 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21822 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21824 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21826 * doc/extend.texi, doc/invoke.texi: Fix typos.
21828 2009-04-17 Cary Coutant <ccoutant@google.com>
21830 * tree-flow-inline.h (get_lineno): Fix inverted test.
21832 2009-04-17 Diego Novillo <dnovillo@google.com>
21834 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21835 assertion for AVAIL_OUT.
21837 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21840 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21841 * config/sh/linux-atomic.asm: Likewise.
21843 2009-04-17 Diego Novillo <dnovillo@google.com>
21845 * except.c (debug_eh_tree): New.
21846 (struct eh_region, struct eh_status): Move ...
21847 * except.h: ... here.
21848 (add_type_for_runtime): Declare extern.
21849 (lookup_type_for_runtime): Likewise.
21850 (debug_eh_tree): Declare.
21851 * Makefile.in (GTFILES): List except.h before except.c
21853 2009-04-17 Diego Novillo <dnovillo@google.com>
21855 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21856 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21857 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21858 (find_vars_r): ... here.
21859 * tree-flow.h (find_referenced_vars_in): Declare.
21860 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21861 that AVAIL_OUT exists for BLOCK.
21862 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21863 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21864 (tree-parloops.o): Likewise.
21866 2009-04-17 Simon Baldwin <simonb@google.com>
21868 * toplev.c (default_tree_printer): Add handling for %E format.
21870 2009-04-17 Diego Novillo <dnovillo@google.com>
21872 * tree-pretty-print.c (dump_generic_node): Add break after
21873 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21874 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21875 FUNCTION_TYPE together. Call print_struct_decl when printing
21876 structures and TDF_SLIM is not given.
21877 (print_struct_decl): Fix logic for detecting recursion.
21879 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21882 * gcc.c (create_at_file): New.
21883 (compile_input_file_p): New.
21884 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21885 * main.c (main): Update call to toplev_main.
21886 * toplev.c (toplev_main): Change signature. Call expandargv.
21887 * toplev.h (toplev_main): Change signature.
21889 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21891 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21892 if the latter is not constant.
21894 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21896 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21898 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21900 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21901 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21903 2009-04-17 Richard Guenther <rguenther@suse.de>
21905 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21906 Handle component references view-converting an invariant address.
21908 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21910 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21911 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21912 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21913 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21914 Use @deftypevr rather than @deftypevar.
21916 2009-04-17 Richard Guenther <rguenther@suse.de>
21918 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21919 (get_prop_source_stmt): Likewise.
21920 (can_propagate_from): Likewise.
21922 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21924 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21925 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21926 (--with-multilib-list): Add default value.
21927 * configure: Regenerate.
21928 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21929 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21930 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21931 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21932 Don't add default cpu to multilib list unnecessarily, but do enable
21933 the relevant compiler option..
21934 Add support for --with-multilib-list=<blank> and
21935 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21936 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21937 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21938 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21939 TM_MULTILIB_CONFIG.
21940 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21941 (MULTILIB_OSDIRNAMES): New variable.
21942 * config/sh/t-1e: Delete file.
21943 * config/sh/t-mlib-sh1: Delete file.
21944 * config/sh/t-mlib-sh2: Delete file.
21945 * config/sh/t-mlib-sh2a: Delete file.
21946 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21947 * config/sh/t-mlib-sh2a-single: Delete file.
21948 * config/sh/t-mlib-sh2a-single-only: Delete file.
21949 * config/sh/t-mlib-sh2e: Delete file.
21950 * config/sh/t-mlib-sh3e: Delete file.
21951 * config/sh/t-mlib-sh4: Delete file.
21952 * config/sh/t-mlib-sh4-nofpu: Delete file.
21953 * config/sh/t-mlib-sh4-single: Delete file.
21954 * config/sh/t-mlib-sh4-single-only: Delete file.
21955 * config/sh/t-mlib-sh4a: Delete file.
21956 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21957 * config/sh/t-mlib-sh4a-single: Delete file.
21958 * config/sh/t-mlib-sh4a-single-only: Delete file.
21959 * config/sh/t-mlib-sh4al: Delete file.
21960 * config/sh/t-mlib-sh5-32media: Delete file.
21961 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21962 * config/sh/t-mlib-sh5-64media: Delete file.
21963 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21964 * config/sh/t-mlib-sh5-compact: Delete file.
21965 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21966 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21967 * doc/install.texi (Options specification): Add
21968 --with-multilib-list and --with-endian.
21970 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21972 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21974 (OBJS-common): Add plugin-version.o.
21975 (plugin-version.o): New.
21976 * gcc-plugin.h (plugin_gcc_version): New.
21977 (plugin_default_version_check): New.
21978 (plugin_init_func, plugin_init): Add version argument.
21979 * plugin-version.c: New.
21980 * plugin.c (str_plugin_gcc_version_name): New.
21981 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21982 pass it to the init function.
21983 (plugin_default_version_check): New.
21985 2009-04-17 Richard Guenther <rguenther@suse.de>
21987 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21988 for decl-vs-decl disambiguation.
21990 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21992 * config/s390/s390.h (s390_tune_attr): New macro definition.
21993 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21995 2009-04-17 Richard Guenther <rguenther@suse.de>
21997 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21998 (fold_stmt_r): Likewise.
21999 (maybe_fold_reference): New function.
22000 (fold_gimple_assign): Handle cases fold_stmt_r did.
22001 (fold_stmt): Do not use fold_stmt_r.
22002 (fold_stmt_inplace): Likewise.
22004 2009-04-17 Richard Guenther <rguenther@suse.de>
22006 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22007 (record_equivalences_from_stmt): Remove useless checks and
22009 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22010 the type is already suitable.
22012 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22014 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22016 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22018 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22019 (CMPtype): Define as __gcc_CMPtype.
22021 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22023 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22024 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22026 2009-04-17 Richard Guenther <rguenther@suse.de>
22028 PR tree-optimization/39746
22029 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22030 special-casing for builtins and static variable use/def.
22031 (call_may_clobber_ref_p_1): Likewise.
22033 2009-04-16 Ian Lance Taylor <iant@google.com>
22035 * df.h: Include "timevar.h".
22036 (struct df_problem): Change tv_id field to timevar_id_t.
22037 * tree-pass.h: Include "timevar.h".
22038 (struct opt_pass): Change tv_id field to timevar_id_t.
22039 * timevar.h (timevar_id_t): Define TV_NONE.
22040 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22041 TV_NONE rather than tv_id != 0.
22042 (execute_one_pass): Likewise.
22043 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22044 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22045 dependencies to $(TREE_PASS_H).
22046 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22048 (pass_branch_target_load_optimize2): Likewise.
22049 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22050 (pass_outof_cfg_layout_mode): Likewise.
22051 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22052 (pass_rebuild_cgraph_edges): Likewise.
22053 (pass_remove_cgraph_callee_edges): Likewise.
22054 * df-core.c (pass_df_initialize_opt): Likewise.
22055 (pass_df_initialize_no_opt): Likewise.
22056 (pass_df_finish): Likewise.
22057 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22058 * except.c (pass_set_nothrow_function_flags): Likewise.
22059 (pass_convert_to_eh_region_ranges): Likewise.
22060 * final.c (pass_compute_alignments): Likewise.
22061 * function.c (pass_instantiate_virtual_regs): Likewise.
22062 (pass_init_function): Likewise.
22063 (pass_leaf_regs): Likewise.
22064 (pass_match_asm_constraints): Likewise.
22065 * gimple-low.c (pass_lower_cf): Likewise.
22066 (pass_mark_used_blocks): Likewise.
22067 * init-regs.c (pass_initialize_regs): Likewise.
22068 * integrate.c (pass_initial_value_sets): Likewise.
22069 * ira.c (pass_ira): Likewise.
22070 * jump.c (pass_cleanup_barriers): Likewise.
22071 * omp-low.c (pass_expand_omp): Likewise.
22072 (pass_lower_omp): Likewise.
22073 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22074 * recog.c (pass_split_all_insns): Likewise.
22075 (pass_split_after_reload): Likewise.
22076 (pass_split_before_regstack): Likewise.
22077 (pass_split_before_sched2): Likewise.
22078 (pass_split_for_shorten_branches): Likewise.
22079 * reginfo.c (pass_reginfo_init): Likewise.
22080 (pass_subregs_of_mode_init): Likewise.
22081 (pass_subregs_of_mode_finish): Likewise.
22082 * passes.c (pass_postreload): Likewise.
22083 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22084 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22085 (pass_warn_function_return): Likewise.
22086 (pass_warn_function_noreturn): Likewise.
22087 * tree-complex.c (pass_lower_complex): Likewise.
22088 (pass_lower_complex_O0): Likewise.
22089 * tree-if-conv.c (pass_if_conversion): Likewise.
22090 * tree-into-ssa.c (pass_build_ssa): Likewise.
22091 * tree-mudflap.c (pass_mudflap_1): Likewise.
22092 (pass_mudflap_2): Likewise.
22093 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22094 (pass_mudflap_2): Likewise.
22095 * tree-nrv.c (pass_return_slot): Likewise.
22096 * tree-object-size.c (pass_object_sizes): Likewise.
22097 * tree-optimize.c (pass_all_optimizations): Likewise.
22098 (pass_early_local_passes): Likewise.
22099 (pass_all_early_optimizations): Likewise.
22100 (pass_cleanup_cfg): Likewise.
22101 (pass_cleanup_cfg_post_optimizing): Likewise.
22102 (pass_free_datastructures): Likewise.
22103 (pass_free_cfg_annotations): Likewise.
22104 (pass_fixup_cfg): Likewise.
22105 (pass_init_datastructures): Likewise.
22106 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22107 (pass_late_warn_uninitialized): Likewise.
22108 (pass_update_address_taken): Likewise.
22109 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22110 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22111 (pass_cse_sincos): Likewise.
22112 (pass_convert_to_rsqrt): Likewise.
22113 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22114 * tree-stdarg.c (pass_stdarg): Likewise.
22115 * tree-tailcall.c (pass_tail_recursion): Likewise.
22116 (pass_tail_calls): Likewise.
22117 * tree-vect-generic.c (pass_lower_vector): Likewise.
22118 (pass_lower_vector_ssa): Likewise.
22119 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22121 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22123 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22125 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22127 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22128 logical and signext.
22130 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22133 * config/sh/predicates.md (arith_operand): Check if the operand
22134 of TRUNCATE is a REG.
22136 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22138 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22139 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22141 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22143 * tree-iterator.c (tsi_split_statement_list_after,
22144 tsi_split_statement_list_before): Remove.
22145 * tree-iterator.h: Remove the prototypes for
22146 tsi_split_statement_list_after and tsi_split_statement_list_before.
22148 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22150 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22151 * tree-ssa-propagate.h: Remove the prototype for
22152 stmt_makes_single_load.
22154 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22156 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22157 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22159 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22161 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22163 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22165 * except.c (eh_region_outer_p): Remove.
22166 * except.h: Remove the prototype for eh_region_outer_p.
22168 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22170 * function.c (current_function_assembler_name): Remove.
22171 * function.h: Remove the prototype for
22172 current_function_assembler_name.
22174 2009-04-16 Ian Lance Taylor <iant@google.com>
22176 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22177 (add_reg_note): Call alloc_reg_note.
22178 * rtl.h (alloc_reg_note): Declare.
22179 * combine.c (try_combine): Use alloc_reg_note.
22180 (recog_for_combine, move_deaths): Likewise.
22181 (distribute_notes): Use alloc_reg_note and add_reg_note.
22182 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22183 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22184 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22186 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22188 PR rtl-optimization/39762
22189 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22190 ira_may_move_out_cost): Add comments about way of their usage.
22191 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22193 * ira-conflicts.c (process_regs_for_copy): Use function
22194 ira_get_register_move_cost instead of global
22195 ira_register_move_cost.
22197 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22198 color_pass, move_spill_restore, update_curr_costs): Ditto.
22200 * ira-lives.c (process_single_reg_class_operands): Ditto.
22202 * ira-emit.c (emit_move_list): Ditto.
22204 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22205 (record_reg_classes): Ditto. Use functions
22206 ira_get_register_move_cost and ira_get_may_move_cost instead of
22207 global vars ira_register_move_cost, ira_may_move_out_cost and
22208 ira_may_move_in_cost.
22209 (record_address_regs): Don't call ira_init_register_move_cost.
22210 Use function ira_get_may_move_cost instead of global
22211 ira_may_move_in_cost.
22212 (process_bb_node_for_hard_reg_moves): Use function
22213 ira_get_register_move_cost instead of global ira_register_move_cost.
22214 (ira_costs): Don't call ira_init_register_move_cost.
22216 2009-04-16 Richard Guenther <rguenther@suse.de>
22218 * tree-cfg.c (verify_gimple_assign_binary):
22219 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22220 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22221 (create_general_new_stmt): Note that this function is broken.
22223 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22225 * common.opt (fhelp): Add Var(help_flag).
22226 * gcc-plugin.h (plugin_info): Add help.
22227 * plugin.c (plugin_name_args): Add help.
22228 (register_plugin_info): Set plugin->help.
22229 (print_help_one_plugin): New.
22230 (print_plugins_help): New.
22231 * plugin.h (print_plugins_help): New.
22232 * toplev.c (toplev_main): Call print_plugins_help if needed.
22234 2009-04-16 Richard Guenther <rguenther@suse.de>
22236 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22237 (gimple_ior_addresses_taken_1): New function.
22238 (gimple_ior_addresses_taken): Likewise.
22239 * gimple.h (struct gimple_statement_with_ops_base): Remove
22240 addresses_taken member.
22241 (gimple_ior_addresses_taken): Declare.
22242 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22243 gimple_set_addresses_taken): Remove.
22244 * ipa-reference.c (mark_address): New function.
22245 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22246 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22247 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22248 (gimple_add_to_addresses_taken): Remove.
22249 (get_tmr_operands): Call mark_address_taken.
22250 (get_asm_expr_operands): Likewise.
22251 (get_expr_operands): Likewise.
22252 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22253 (free_stmt_operands): Do not free it.
22254 * tree-ssa.c (delete_tree_ssa): Likewise.
22255 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22257 2009-04-16 Richard Guenther <rguenther@suse.de>
22259 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22260 (walk_stmt_load_store_ops): Likewise.
22261 * gimple.c (get_base_loadstore): New function.
22262 (walk_stmt_load_store_addr_ops): Likewise.
22263 (walk_stmt_load_store_ops): Likewise.
22264 * ipa-pure-const.c (check_op): Simplify.
22265 (check_load, check_store): New functions.
22266 (check_stmt): Use walk_stmt_load_store_ops.
22267 * ipa-reference.c (mark_load): Adjust signature.
22268 (mark_store): Likewise.
22269 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22271 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22273 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22274 (plugin_info): New.
22275 * opts.c (common_handle_option): Don't call print_version.
22276 * plugin.c (plugin_name_args): Add version.
22277 (register_plugin_info): New.
22278 (register_callback): Handle PLUGIN_INFO.
22279 (try_init_one_plugin): New.
22280 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22282 (finalize_one_plugin): New.
22283 (finalize_plugins): New.
22284 (print_one_plugin): New.
22285 (print_plugins_versions): New.
22286 * plugin.h (print_plugins_versions): New.
22287 (finalize_plugins): New.
22288 * toplev.c (compile_file): Don't call initialize_plugins.
22289 (print_version): Call print_plugins_versions.
22290 (toplev_main): Call initialize_plugins. Print version if needed.
22291 Call finalize_plugins.
22293 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22295 * common.opt (fversion): New.
22296 * gcc.c (print_version): New.
22297 (process_command): Don't print the version. Just set print_version.
22298 (main): Print version. Call subprocesses if print_version and
22299 verbose_flag are set.
22300 * opts.c (common_handle_option): Handle OPT_fversion.
22302 2009-04-16 Richard Guenther <rguenther@suse.de>
22303 Ira Rosen <irar@il.ibm.com>
22305 PR tree-optimization/39698
22306 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22307 type of the reduction variable. Only generate the def if
22310 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22311 make sure to first convert to an integer of the same precision.
22312 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22313 the type of the evolution correctly in computing the new
22314 induction variable base.
22316 2009-04-16 Richard Guenther <rguenther@suse.de>
22318 PR middle-end/39625
22319 * tree-cfg.c (make_blocks): Split statements with to-be
22320 abnormal SSA names on the lhs.
22322 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22324 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22325 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22326 * c-typeck.c (really_start_incremental_init): Likewise.
22327 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22328 (TARGET_INITIALIZER): Remove it.
22329 * target.h (struct target): Remove vector_opaque_p.
22330 * tree.c (build_opaque_vector_type): New.
22331 * tree.h (TYPE_VECTOR_OPAQUE): New.
22332 (build_opaque_vector_type): Declare.
22333 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22334 * config/rs6000/rs6000.c (build_opaque_vector_type,
22335 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22336 (rs6000_init_builtins): Use build_opaque_vector_type for
22337 opaque_V4SI_type_node.
22339 2009-04-15 Catherine Moore <clm@codesourcery.com>
22341 * debug.h (set_name): Declare.
22342 * dwarf2out.c (dwarf2out_set_name): Declare.
22343 (dwarf2_debug_hooks): Add set_name.
22344 (find_AT_string): New.
22345 (add_AT_string): Call find_AT_string.
22346 (dwarf2out_set_name): New.
22347 * cp/decl.c (grokdeclarator): Call set_name.
22348 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22349 * debug.c (do_nothing_debug_hooks): Likewise.
22350 * dbxout.c (dbx_debug_hooks): Likewise.
22351 * sdbout.c (sdb_debug_hooks): Likewise.
22353 2009-04-15 Michael Eager <eager@eagercon.com>
22355 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22356 reg for single-precision FPU.
22357 * config/rs6000/rs6000.md (movsi_internal1): Only for
22358 !TARGET_SINGLE_FPU.
22359 (movsi_internal1_single): New. Add pattern to move SI values to/from
22360 single-precision FP regs.
22362 2009-04-15 Richard Guenther <rguenther@suse.de>
22364 * omp-low.c (lower_rec_input_clauses): Build correct address
22366 (expand_omp_for_generic): Fix multiplication type.
22367 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22368 (generate_memset_zero): Fix types.
22369 * tree-profile.c (prepare_instrumented_value): Correctly
22372 2009-04-15 Ian Lance Taylor <iant@google.com>
22374 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22375 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22376 for -Wall and for -Wc++-compat.
22377 (c_common_post_options): For C++, set warn_enum_compare if not
22379 * c-tree.h (struct c_expr): Add field original_type.
22380 (build_external_ref): Update declaration.
22381 * c-parser.c (c_parser_braced_init): Set original_type.
22382 (c_parser_initelt): Likewise.
22383 (c_parser_expr_no_commas): Likewise.
22384 (c_parser_conditional_expression): Likewise.
22385 (c_parser_cast_expression): Likewise.
22386 (c_parser_unary_expression): Likewise. Pull setting of
22387 original_code to top of function.
22388 (c_parser_sizeof_expression): Set original_type.
22389 (c_parser_alignof_expression): Likewise.
22390 (c_parser_postfix_expression): Likewise. Pull setting of
22391 original_code to top of function.
22392 (c_parser_postfix_expression_after_paren_type): Set original_type.
22393 (c_parser_postfix_expression_after_primary): Likewise.
22394 (c_parser_expression): Likewise.
22395 * c-typeck.c (build_external_ref): Add type parameter. Change all
22397 (c_expr_sizeof_expr): Set original_type field.
22398 (parser_build_unary_op): Likewise.
22399 (parser_build_binary_op): Likewise. Optionally warn about
22400 comparisons of enums of different types.
22401 (digest_init): Set original_type field.
22402 (really_start_incremental_init): Likewise.
22403 (push_init_level, pop_init_level): Likewise.
22404 * doc/invoke.texi (Warning Options): -Wenum-compare now
22407 2009-04-15 Richard Guenther <rguenther@suse.de>
22409 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22410 out a necessary conversion.
22411 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22412 names we didn't value number.
22413 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22415 2009-04-15 Richard Guenther <rguenther@suse.de>
22417 PR tree-optimization/39764
22418 * tree-ssa-ccp.c (get_value): Canonicalize value with
22419 canonicalize_float_value.
22421 2009-04-15 Jan Hubicka <jh@suse.cz>
22423 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22424 Wrong version of patch.
22426 2009-04-15 Jan Hubicka <jh@suse.cz>
22428 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22430 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22432 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22433 our distinct integral and vector types.
22435 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22437 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22438 * init.c (build_vtbl_address): Remove call to assemble_external.
22440 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22442 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22443 output for other floating point modes.
22445 2009-04-14 Diego Novillo <dnovillo@google.com>
22447 * diagnostic.c (diagnostic_report_diagnostic): Do not
22448 warn about loaded plugins for DK_ERROR and DK_WARNING.
22449 * c-decl.c (declspecs_add_type): Move call to
22450 invoke_plugin_callbacks ...
22451 * c-parser.c (c_parser_declspecs): ... here.
22452 * plugin.c (dump_active_plugins): Tidy output.
22454 2009-04-14 Diego Novillo <dnovillo@google.com>
22455 Le-Chun Wu <lcwu@google.com>
22457 * configure.ac: Add --enable-plugin support.
22458 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22459 * Makefile.in (PLUGIN_H): Define.
22460 Export ENABLE_PLUGIN and GMPINC to site.exp.
22461 Add PLUGINLIBS to link command.
22462 Add/modify dependencies for plugin.o and files including plugin.h.
22464 * config.in: Regenerate.
22466 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22469 2009-04-14 Le-Chun Wu <lcwu@google.com>
22471 * tree-pass.h (register_one_dump_file): Add a prototype for
22472 register_one_dump_file.
22473 * toplev.c (compile_file): Call initialize_plugins.
22474 (do_compile): Call invoke_plugin_callbacks.
22475 (toplev_main): Call invoke_plugin_callbacks.
22476 * common.opt: Add -fplugin= and -fplugin-arg-.
22477 * gcc-plugin.h: New public header file for plugins to include.
22478 * plugin.c: New source file.
22479 * plugin.h: New internal header file.
22480 * passes.c (register_one_dump_file): Make it external.
22482 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22484 2009-04-14 Diego Novillo <dnovillo@google.com>
22486 * doc/plugins.texi: New.
22487 * doc/gccint.texi: Add reference to Plugins chapter.
22488 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22489 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22490 loaded plugins, if any.
22491 * timevar.def (TV_PLUGIN_INIT): Define.
22492 (TV_PLUGIN_RUN): Define.
22493 * plugin.c: Include timevar.h
22494 (plugins_active_p): New.
22495 (dump_active_plugins): New.
22496 (debug_active_plugins): New.
22498 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22500 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22502 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22504 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22506 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22507 the same as a minus without a shift.
22509 2009-04-14 Nick Clifton <nickc@redhat.com>
22511 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22512 comparisons with small integers will always produce a short
22515 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22518 2008-12-19 Diego Novillo <dnovillo@google.com>
22520 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22522 2009-04-14 Richard Guenther <rguenther@suse.de>
22524 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22526 (verify_gimple_assign_binary): Likewise. Handle shifts and
22528 (verify_gimple_phi): Print the mismatched argument position.
22529 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22531 (vect_update_init_of_dr): Likewise.
22532 * matrix-reorg.c (transform_access_sites): Do what the
22534 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22536 2009-04-13 Michael Eager <eager@eagercon.com>
22538 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22539 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22540 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22541 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22542 remove duplicate config
22544 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22546 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22547 file_name:line_number type locator of the call site.
22549 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22551 * genautomata.c: Put blank after comma.
22552 (automaton_decls): New.
22553 (struct unit_usage): Add comments to member next.
22554 (store_alt_unit_usage): Keep the list ordered.
22555 (unit_present_on_list_p, equal_alternatives_p): New.
22556 (check_regexp_units_distribution): Check units distribution
22557 correctness correctly.
22558 (main): Don't write automata if error is found. Return correct
22561 * config/m68k/cf.md (cfv4_ds): Remove.
22562 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22563 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22565 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22566 power4-load-ext, power4-store, power4-store-update,
22567 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22568 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22569 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22570 power4-sqrt, power4-isync): Modify reservation to make correct
22571 unit distribution to automata.
22573 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22574 power5-store-update, power5-two, power5-three, power5-lmul,
22575 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22577 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22579 * except.c (pass_set_nothrow_function_flags): Set name and add
22581 (set_nothrow_function_flags): Mention in the dump file when
22582 changing a function to nothrow.
22584 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22587 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22588 instead of unsigned long.
22590 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22592 * config/arm/arm.c (return_used_this_function): Remove.
22593 (arm_output_function_prologue): Remove use of
22594 return_used_this_function.
22595 (output_return_instruction): Replace use of
22596 return_used_this_function
22597 by cfun->machine->return_used_this_function.
22598 (arm_output_epilogue): Likewise.
22599 (arm_output_function_epilogue): Likewise.
22600 (thumb_unexpanded_epilogue): Likewise.
22601 * config/arm/arm.h (struct machine_function):
22602 New member return_used_this_function.
22604 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22606 * doc/install.texi: Correct description of default directory for
22607 --with-gxx-include-dir.
22609 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22611 * fold-const.c (build_range_check): Properly deal with enumeral and
22612 boolean base types.
22614 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22616 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22617 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22618 * params.h (MAX_GCSE_PASSES): Remove.
22619 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22620 in sequence. Remove ability to run multiple passes.
22621 (bypass_jumps): Report run as third CPROP pass.
22623 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22625 PR middle-end/39651
22626 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22627 when deciding whether the whole SEQUENCE can throw.
22629 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22632 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22633 offseted label references.
22635 2009-04-11 Jan Hubicka <jh@suse.cz>
22637 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22639 2009-04-11 Richard Guenther <rguenther@suse.de>
22641 PR middle-end/39732
22642 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22643 return variables as TREE_ADDRESSABLE.
22645 2009-04-11 Richard Guenther <rguenther@suse.de>
22647 PR tree-optimization/39713
22648 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22649 reference trees have SSA_NAME operands.
22651 2009-04-11 Richard Guenther <rguenther@suse.de>
22654 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22655 address expressions.
22657 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22659 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22660 match changes in Cygwin 1.7
22661 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22662 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22664 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22666 PR tree-optimization/39701
22667 * doc/invoke.texi (Optimization Options): Document change in
22668 meaning and initialization of -fdelete-null-pointer-checks.
22670 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22672 PR middle-end/39701
22673 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22675 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22678 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22680 2009-04-10 Chao-ying Fu <fu@mips.com>
22682 * doc/tm.texi (Instruction Output): Document
22683 TARGET_ASM_FINAL_POSTSCAN_INSN.
22684 * target.h (final_postscan_insn): New field in asm_out.
22685 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22686 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22687 * final.c (final_scan_insn): Call
22688 targetm.asm_out.final_postscan_insn after outputting
22689 an asm macro and a normal instruction.
22691 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22692 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22693 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22694 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22695 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22697 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22699 PR middle-end/39701
22700 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22701 variables as non-NULL even with -fdelete-null-pointer-checks.
22703 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22705 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22707 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22710 * config/i386/i386.c (classify_argument): Handle SCmode with
22711 (bit_offset % 64) != 0.
22713 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22715 * doc/invoke.texi (Optimize Options): Add cross-reference to
22716 -Q --help=optimizers examples.
22718 2009-04-10 Ben Elliston <bje@au.ibm.com>
22721 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22722 regalign for the reg == fpr and TDmode case.
22724 2009-04-09 David Ayers <ayers@fsfe.org>
22727 * objc/objc-act.c (warn_with_method): Remove helper function.
22728 (check_duplicates): Call warning and inform directly.
22729 (really_start_method): Likewise.
22731 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22733 * expmed.c (expand_divmod): Always use a comparison for a division
22734 by a large unsigned integer.
22736 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22737 for things others than variables or functions as nonzero.
22739 2009-04-09 Nick Clifton <nickc@redhat.com>
22741 * unwind-compat.c: Change copyright header to refer to version
22742 3 of the GNU General Public License with version 3.1 of the
22743 GCC Runtime Library Exception and to point readers at the
22744 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22745 * config/alpha/crtfastmath.c: Likewise.
22746 * config/alpha/linux-unwind.h: Likewise.
22747 * config/alpha/qrnnd.asm: Likewise.
22748 * config/alpha/vms-crt0-64.c: Likewise.
22749 * config/alpha/vms-crt0.c: Likewise.
22750 * config/alpha/vms-dwarf2.asm: Likewise.
22751 * config/alpha/vms-dwarf2eh.asm: Likewise.
22752 * config/alpha/vms-psxcrt0-64.c: Likewise.
22753 * config/alpha/vms-psxcrt0.c: Likewise.
22754 * config/alpha/vms_tramp.asm: Likewise.
22755 * config/arc/initfini.c: Likewise.
22756 * config/arc/lib1funcs.asm: Likewise.
22757 * config/arm/bpabi-v6m.S: Likewise.
22758 * config/arm/bpabi.S: Likewise.
22759 * config/arm/bpabi.c: Likewise.
22760 * config/arm/crti.asm: Likewise.
22761 * config/arm/crtn.asm: Likewise.
22762 * config/arm/ieee754-df.S: Likewise.
22763 * config/arm/ieee754-sf.S: Likewise.
22764 * config/arm/lib1funcs.asm: Likewise.
22765 * config/arm/libunwind.S: Likewise.
22766 * config/arm/linux-atomic.c: Likewise.
22767 * config/arm/mmintrin.h: Likewise.
22768 * config/arm/pr-support.c: Likewise.
22769 * config/arm/unaligned-funcs.c: Likewise.
22770 * config/arm/unwind-arm.c: Likewise.
22771 * config/arm/unwind-arm.h: Likewise.
22772 * config/avr/libgcc.S: Likewise.
22773 * config/bfin/crti.s: Likewise.
22774 * config/bfin/crtlibid.s: Likewise.
22775 * config/bfin/crtn.s: Likewise.
22776 * config/bfin/lib1funcs.asm: Likewise.
22777 * config/bfin/linux-unwind.h: Likewise.
22778 * config/cris/arit.c: Likewise.
22779 * config/cris/cris_abi_symbol.c: Likewise.
22780 * config/darwin-64.c: Likewise.
22781 * config/darwin-crt2.c: Likewise.
22782 * config/darwin-crt3.c: Likewise.
22783 * config/darwin.h: Likewise.
22784 * config/dbxelf.h: Likewise.
22785 * config/dfp-bit.c: Likewise.
22786 * config/dfp-bit.h: Likewise.
22787 * config/elfos.h: Likewise.
22788 * config/fixed-bit.c: Likewise.
22789 * config/fixed-bit.h: Likewise.
22790 * config/fp-bit.c: Likewise.
22791 * config/fp-bit.h: Likewise.
22792 * config/fr30/crti.asm: Likewise.
22793 * config/fr30/crtn.asm: Likewise.
22794 * config/fr30/lib1funcs.asm: Likewise.
22795 * config/freebsd-spec.h: Likewise.
22796 * config/frv/cmovd.c: Likewise.
22797 * config/frv/cmovh.c: Likewise.
22798 * config/frv/cmovw.c: Likewise.
22799 * config/frv/frvbegin.c: Likewise.
22800 * config/frv/frvend.c: Likewise.
22801 * config/frv/lib1funcs.asm: Likewise.
22802 * config/glibc-stdint.h: Likewise.
22803 * config/h8300/clzhi2.c: Likewise.
22804 * config/h8300/crti.asm: Likewise.
22805 * config/h8300/crtn.asm: Likewise.
22806 * config/h8300/ctzhi2.c: Likewise.
22807 * config/h8300/fixunssfsi.c: Likewise.
22808 * config/h8300/lib1funcs.asm: Likewise.
22809 * config/h8300/parityhi2.c: Likewise.
22810 * config/h8300/popcounthi2.c: Likewise.
22811 * config/i386/ammintrin.h: Likewise.
22812 * config/i386/att.h: Likewise.
22813 * config/i386/avxintrin.h: Likewise.
22814 * config/i386/biarch64.h: Likewise.
22815 * config/i386/bmmintrin.h: Likewise.
22816 * config/i386/cpuid.h: Likewise.
22817 * config/i386/cross-stdarg.h: Likewise.
22818 * config/i386/crtfastmath.c: Likewise.
22819 * config/i386/crtprec.c: Likewise.
22820 * config/i386/cygming-crtbegin.c: Likewise.
22821 * config/i386/cygming-crtend.c: Likewise.
22822 * config/i386/cygwin.asm: Likewise.
22823 * config/i386/emmintrin.h: Likewise.
22824 * config/i386/gmm_malloc.h: Likewise.
22825 * config/i386/gthr-win32.c: Likewise.
22826 * config/i386/i386.h: Likewise.
22827 * config/i386/immintrin.h: Likewise.
22828 * config/i386/linux-unwind.h: Likewise.
22829 * config/i386/linux64.h: Likewise.
22830 * config/i386/mm3dnow.h: Likewise.
22831 * config/i386/mmintrin-common.h: Likewise.
22832 * config/i386/mmintrin.h: Likewise.
22833 * config/i386/nmmintrin.h: Likewise.
22834 * config/i386/pmm_malloc.h: Likewise.
22835 * config/i386/pmmintrin.h: Likewise.
22836 * config/i386/smmintrin.h: Likewise.
22837 * config/i386/sol2-c1.asm: Likewise.
22838 * config/i386/sol2-ci.asm: Likewise.
22839 * config/i386/sol2-cn.asm: Likewise.
22840 * config/i386/sol2-gc1.asm: Likewise.
22841 * config/i386/tmmintrin.h: Likewise.
22842 * config/i386/unix.h: Likewise.
22843 * config/i386/w32-unwind.h: Likewise.
22844 * config/i386/wmmintrin.h: Likewise.
22845 * config/i386/x86-64.h: Likewise.
22846 * config/i386/x86intrin.h: Likewise.
22847 * config/i386/xmmintrin.h: Likewise.
22848 * config/ia64/crtbegin.asm: Likewise.
22849 * config/ia64/crtend.asm: Likewise.
22850 * config/ia64/crtfastmath.c: Likewise.
22851 * config/ia64/crti.asm: Likewise.
22852 * config/ia64/crtn.asm: Likewise.
22853 * config/ia64/fde-glibc.c: Likewise.
22854 * config/ia64/lib1funcs.asm: Likewise.
22855 * config/ia64/linux-unwind.h: Likewise.
22856 * config/ia64/quadlib.c: Likewise.
22857 * config/ia64/unwind-ia64.c: Likewise.
22858 * config/linux.h: Likewise.
22859 * config/m32c/m32c-lib1.S: Likewise.
22860 * config/m32c/m32c-lib2-trapv.c: Likewise.
22861 * config/m32c/m32c-lib2.c: Likewise.
22862 * config/m32r/initfini.c: Likewise.
22863 * config/m68hc11/larith.asm: Likewise.
22864 * config/m68hc11/m68hc11-crt0.S: Likewise.
22865 * config/m68k/cf.md: Likewise.
22866 * config/m68k/crti.s: Likewise.
22867 * config/m68k/crtn.s: Likewise.
22868 * config/m68k/lb1sf68.asm: Likewise.
22869 * config/m68k/linux-unwind.h: Likewise.
22870 * config/mcore/crti.asm: Likewise.
22871 * config/mcore/crtn.asm: Likewise.
22872 * config/mcore/lib1.asm: Likewise.
22873 * config/mips/linux-unwind.h: Likewise.
22874 * config/mips/loongson.h: Likewise.
22875 * config/mips/mips16.S: Likewise.
22876 * config/mmix/crti.asm: Likewise.
22877 * config/mmix/crtn.asm: Likewise.
22878 * config/pa/fptr.c: Likewise.
22879 * config/pa/hpux-unwind.h: Likewise.
22880 * config/pa/lib2funcs.asm: Likewise.
22881 * config/pa/linux-atomic.c: Likewise.
22882 * config/pa/linux-unwind.h: Likewise.
22883 * config/pa/milli64.S: Likewise.
22884 * config/pa/quadlib.c: Likewise.
22885 * config/pa/stublib.c: Likewise.
22886 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22887 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22888 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22889 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22890 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22891 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22892 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22893 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22894 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22895 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22896 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22897 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22898 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22899 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22900 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22901 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22902 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22903 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22904 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22905 * config/rs6000/750cl.h: Likewise.
22906 * config/rs6000/altivec.h: Likewise.
22907 * config/rs6000/biarch64.h: Likewise.
22908 * config/rs6000/crtresfpr.asm: Likewise.
22909 * config/rs6000/crtresgpr.asm: Likewise.
22910 * config/rs6000/crtresxfpr.asm: Likewise.
22911 * config/rs6000/crtresxgpr.asm: Likewise.
22912 * config/rs6000/crtsavfpr.asm: Likewise.
22913 * config/rs6000/crtsavgpr.asm: Likewise.
22914 * config/rs6000/darwin-asm.h: Likewise.
22915 * config/rs6000/darwin-fallback.c: Likewise.
22916 * config/rs6000/darwin-fpsave.asm: Likewise.
22917 * config/rs6000/darwin-ldouble.c: Likewise.
22918 * config/rs6000/darwin-tramp.asm: Likewise.
22919 * config/rs6000/darwin-unwind.h: Likewise.
22920 * config/rs6000/darwin-vecsave.asm: Likewise.
22921 * config/rs6000/darwin-world.asm: Likewise.
22922 * config/rs6000/e500crtres32gpr.asm: Likewise.
22923 * config/rs6000/e500crtres64gpr.asm: Likewise.
22924 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22925 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22926 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22927 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22928 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22929 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22930 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22931 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22932 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22933 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22934 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22935 * config/rs6000/eabi-ci.asm: Likewise.
22936 * config/rs6000/eabi-cn.asm: Likewise.
22937 * config/rs6000/eabi.asm: Likewise.
22938 * config/rs6000/linux-unwind.h: Likewise.
22939 * config/rs6000/linux64.h: Likewise.
22940 * config/rs6000/paired.h: Likewise.
22941 * config/rs6000/paired.md: Likewise.
22942 * config/rs6000/ppc64-fp.c: Likewise.
22943 * config/rs6000/ppu_intrinsics.h: Likewise.
22944 * config/rs6000/rs6000.h: Likewise.
22945 * config/rs6000/si2vmx.h: Likewise.
22946 * config/rs6000/sol-ci.asm: Likewise.
22947 * config/rs6000/sol-cn.asm: Likewise.
22948 * config/rs6000/spe.h: Likewise.
22949 * config/rs6000/spu2vmx.h: Likewise.
22950 * config/rs6000/sysv4.h: Likewise.
22951 * config/rs6000/tramp.asm: Likewise.
22952 * config/rs6000/vec_types.h: Likewise.
22953 * config/s390/linux-unwind.h: Likewise.
22954 * config/s390/tpf-unwind.h: Likewise.
22955 * config/score/crti.asm: Likewise.
22956 * config/score/crtn.asm: Likewise.
22957 * config/sh/crt1.asm: Likewise.
22958 * config/sh/crti.asm: Likewise.
22959 * config/sh/crtn.asm: Likewise.
22960 * config/sh/divtab-sh4-300.c: Likewise.
22961 * config/sh/divtab-sh4.c: Likewise.
22962 * config/sh/divtab.c: Likewise.
22963 * config/sh/lib1funcs-4-300.asm: Likewise.
22964 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22965 * config/sh/lib1funcs.asm: Likewise.
22966 * config/sh/lib1funcs.h: Likewise.
22967 * config/sh/linux-atomic.asm: Likewise.
22968 * config/sh/linux-unwind.h: Likewise.
22969 * config/sh/shmedia.h: Likewise.
22970 * config/sh/sshmedia.h: Likewise.
22971 * config/sh/ushmedia.h: Likewise.
22972 * config/sparc/crtfastmath.c: Likewise.
22973 * config/sparc/linux-unwind.h: Likewise.
22974 * config/sparc/sol2-c1.asm: Likewise.
22975 * config/sparc/sol2-ci.asm: Likewise.
22976 * config/sparc/sol2-cn.asm: Likewise.
22977 * config/spu/divmodti4.c: Likewise.
22978 * config/spu/divv2df3.c: Likewise.
22979 * config/spu/float_disf.c: Likewise.
22980 * config/spu/float_unsdidf.c: Likewise.
22981 * config/spu/float_unsdisf.c: Likewise.
22982 * config/spu/float_unssidf.c: Likewise.
22983 * config/spu/mfc_multi_tag_release.c: Likewise.
22984 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22985 * config/spu/mfc_tag_release.c: Likewise.
22986 * config/spu/mfc_tag_reserve.c: Likewise.
22987 * config/spu/mfc_tag_table.c: Likewise.
22988 * config/spu/multi3.c: Likewise.
22989 * config/spu/spu_internals.h: Likewise.
22990 * config/spu/spu_intrinsics.h: Likewise.
22991 * config/spu/spu_mfcio.h: Likewise.
22992 * config/spu/vec_types.h: Likewise.
22993 * config/spu/vmx2spu.h: Likewise.
22994 * config/stormy16/stormy16-lib2.c: Likewise.
22995 * config/svr4.h: Likewise.
22996 * config/sync.c: Likewise.
22997 * config/v850/lib1funcs.asm: Likewise.
22998 * config/vxlib-tls.c: Likewise.
22999 * config/vxlib.c: Likewise.
23000 * config/vxworks-dummy.h: Likewise.
23001 * config/xtensa/crti.asm: Likewise.
23002 * config/xtensa/crtn.asm: Likewise.
23003 * config/xtensa/ieee754-df.S: Likewise.
23004 * config/xtensa/ieee754-sf.S: Likewise.
23005 * config/xtensa/lib1funcs.asm: Likewise.
23006 * config/xtensa/lib2funcs.S: Likewise.
23007 * config/xtensa/linux-unwind.h: Likewise.
23008 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23009 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23010 * coretypes.h: Likewise.
23011 * crtstuff.c: Likewise.
23012 * defaults.h: Likewise.
23013 * dwarf2.h: Likewise.
23014 * emutls.c: Likewise.
23015 * gbl-ctors.h: Likewise.
23016 * gcov-io.h: Likewise.
23017 * ginclude/float.h: Likewise.
23018 * ginclude/iso646.h: Likewise.
23019 * ginclude/stdarg.h: Likewise.
23020 * ginclude/stdbool.h: Likewise.
23021 * ginclude/stddef.h: Likewise.
23022 * ginclude/stdfix.h: Likewise.
23023 * ginclude/stdint-gcc.h: Likewise.
23024 * ginclude/tgmath.h: Likewise.
23025 * gthr-aix.h: Likewise.
23026 * gthr-dce.h: Likewise.
23027 * gthr-gnat.c: Likewise.
23028 * gthr-gnat.h: Likewise.
23029 * gthr-lynx.h: Likewise.
23030 * gthr-mipssde.h: Likewise.
23031 * gthr-nks.h: Likewise.
23032 * gthr-posix.c: Likewise.
23033 * gthr-posix.h: Likewise.
23034 * gthr-posix95.h: Likewise.
23035 * gthr-rtems.h: Likewise.
23036 * gthr-single.h: Likewise.
23037 * gthr-solaris.h: Likewise.
23038 * gthr-tpf.h: Likewise.
23039 * gthr-vxworks.h: Likewise.
23040 * gthr-win32.h: Likewise.
23041 * gthr.h: Likewise.
23042 * libgcc2.c: Likewise.
23043 * libgcc2.h: Likewise.
23044 * libgcov.c: Likewise.
23045 * tsystem.h: Likewise.
23046 * typeclass.h: Likewise.
23047 * unwind-c.c: Likewise.
23048 * unwind-compat.h: Likewise.
23049 * unwind-dw2-fde-compat.c: Likewise.
23050 * unwind-dw2-fde-darwin.c: Likewise.
23051 * unwind-dw2-fde-glibc.c: Likewise.
23052 * unwind-dw2-fde.c: Likewise.
23053 * unwind-dw2-fde.h: Likewise.
23054 * unwind-dw2.c: Likewise.
23055 * unwind-dw2.h: Likewise.
23056 * unwind-generic.h: Likewise.
23057 * unwind-pe.h: Likewise.
23058 * unwind-sjlj.c: Likewise.
23059 * unwind.inc: Likewise.
23060 * config/arm/neon-gen.ml: Change generated copyright header to
23061 refer to version 3 of the GNU General Public License with
23062 version 3.1 of the GCC Runtime Library Exception and to point
23063 readers at the COPYING3 and COPYING3.RUNTIME files and the
23064 FSF's license web page.
23065 * config/arm/arm_neon.h: Regenerate.
23067 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23069 * config/cris/cris.md: Change copyright header to refer to version
23070 3 of the GNU General Public License.
23071 * doc/install.texi2html: Change copyright header to refer to version
23072 3 of the GNU General Public License and to point readers at the
23073 COPYING3 file and the FSF's license web page.
23074 * config/vax/linux.h: Likewise.
23076 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23078 * config/i386/i386.md (cmpcc): New.
23079 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23080 (sync_compare_and_swap_cc*): Delete.
23082 * config/s390/s390.c (s390_compare_emitted): Remove.
23083 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23084 s390_compare_emitted used to be handled. Assert that modes match.
23085 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23086 refer to sync_compare_and_swap_ccsi.
23087 * config/s390/s390.h (s390_compare_emitted): Remove.
23088 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23089 instead of s390_compare_emitted.
23090 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23091 instead of s390_compare_emitted.
23092 * config/s390/s390.md (cmpcc): New.
23093 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23094 CC_REGNUM, do not pretend it's set.
23095 (sync_compare_and_swap_cc*): Delete.
23096 * config/s390/predicates.md (cc_reg_operand): New.
23098 * expr.c (sync_compare_and_swap_cc): Delete.
23099 * optabs.h (sync_compare_and_swap_cc): Delete.
23100 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23101 is being used with can_compare_p.
23102 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23103 (find_cc_set): New.
23104 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23105 look for a MODE_CC set instead. Use emit_store_flag.
23106 (expand_compare_and_swap_loop): Likewise, with some additional
23107 complication to avoid a force_reg when useless. Use
23108 emit_cmp_and_jump_insns.
23109 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23110 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23111 sync_compare_and_swap documentation.
23113 2009-04-09 Jan Hubicka <jh@suse.cz>
23115 * except.c (find_prev_try): Break out from ....
23116 (duplicate_eh_regions): ... here; properly update prev_try pointers
23117 when duplication part of tree.
23118 (dump_eh_tree): Improve dumping.
23119 (verify_eh_region): New.
23120 (verify_eh_tree): Use it.
23122 2009-04-06 Richard Guenther <rguenther@suse.de>
23124 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23125 &ARRAY addresses by adjusting their types and prepending
23127 * tree-cfg.c (verify_gimple_assign_single): Verify that
23128 addresses are correct.
23130 2009-04-09 Richard Guenther <rguenther@suse.de>
23132 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23133 indices into an array reference if possible.
23134 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23135 Fold POINTER_PLUS_EXPR statements with invariant address.
23137 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23140 * config.gcc (powerpc64-*-linux*): Always build biarch.
23142 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23145 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23146 it and pedwarn if this results in an INTEGER_CST.
23148 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23150 * doc/install.texi: Update minimum GMP version. Remove obsolete
23151 text in MPFR section.
23153 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23155 * dwarf2out.c (class_scope_p): New static inline.
23156 (class_or_namespace_scope_p): Use it.
23157 (gen_variable_die): Use DW_TAG_member tag for static data member
23158 declarations instead of DW_TAG_variable.
23160 PR middle-end/39573
23161 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23164 2009-04-08 Richard Guenther <rguenther@suse.de>
23166 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23167 valueize random data.
23169 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23171 * config.gcc (aix tm_file): Add aix-stdint.h.
23172 (aix tm clause use_gcc_stdint): Set to wrap.
23173 * config/rs6000/aix-stdint.h: New file.
23175 2009-04-08 Richard Guenther <rguenther@suse.de>
23177 PR middle-end/36291
23178 * tree-dfa.c (add_referenced_var): Do not recurse into
23179 global initializers.
23180 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23182 (fold_const_aggregate_ref): Likewise.
23184 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23186 * recog.c (ordered_comparison_operator): New.
23187 * gensupport.c (std_preds): Add it.
23188 * doc/md.texi (Machine-Independent Predicates): Document it.
23190 2009-04-08 Jan Hubicka <jh@suse.cz>
23192 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23193 * function.h (rtl_eh): Remove exception_handler_label_map.
23194 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23195 remove_exception_handler_label, for_each_eh_label_1): Remove.
23196 (rtl_remove_unreachable_regions): Remove.
23197 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23198 (find_exception_handler_labels): Don't build the hashtable.
23199 (maybe_remove_eh_handler): Remove.
23200 (for_each_eh_label): Rewrite to walk the tree.
23201 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23202 * except.h (maybe_remove_eh_handler): Remove.
23203 * passes.c (init_optimization_passes): Schedule second EH cleanup
23205 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23206 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23208 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23210 * genoutput.c (validate_optab_operands): New.
23211 (gen_insn, gen_expand): Call it.
23213 * genflags.c (gen_insn): Detect misused iterators.
23214 (main): Pass line_no to gen_insn, exit with status 1 on error.
23216 * genextract.c (line_no): Make global.
23217 (VEC_safe_set_locstr): Change assertion to error message.
23218 (main): Exit with status 1 on error.
23220 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23224 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23225 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23226 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23227 * c-convert.c (convert): Do not call fold on results of conversion
23228 functions when the result is a C_MAYBE_CONST_EXPR.
23229 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23230 of __builtin_choose_expr.
23231 * c-typeck.c (remove_c_maybe_const_expr): New.
23232 (build_unary_op, build_conditional_expr, build_compound_expr,
23233 build_binary_op, c_objc_common_truthvalue_conversion): Call
23234 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23237 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23239 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23240 CODE to produce a new one. Add a prototype to use fold_convert_const
23242 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23245 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23246 mix declarations and code.
23248 2009-04-08 Ben Elliston <bje@au.ibm.com>
23250 * gcc.c: Replace `CC' with `GCC' throughout.
23252 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23254 * doc/invoke.texi: Document Atom support.
23256 2009-04-07 Jason Merrill <jason@redhat.com>
23259 * c-common.h, c-common.c: Add flag_pretty_templates.
23260 * c-opts.c (c_common_handle_option): Set it.
23261 * c.opt: Add -fno-pretty-templates.
23262 * doc/invoke.texi (C++ Dialect Options): Likewise.
23264 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23266 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23267 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23268 (ia64_expand_builtin): Likewise.
23270 2009-04-07 Martin Jambor <mjambor@suse.cz>
23272 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23273 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23274 ADDR_EXPRS are include too.
23276 2009-04-07 Richard Guenther <rguenther@suse.de>
23278 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23279 decls are only used if passes as parameters or if they are
23280 local statics and the call is not to a builtin.
23281 (call_may_clobber_ref_p_1): Likewise.
23283 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23285 * expr.c (do_store_flag): Remove last argument. Simplify code
23286 to avoid duplication of tests already done by can_compare_p.
23287 (expand_expr_real_1): Adjust caller.
23289 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23291 * optabs.c (can_compare_p): Test the predicate of a
23292 cbranch and cstore pattern.
23294 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23296 * expr.c (convert_move): Use emit_store_flag instead of
23299 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23301 * config/i386/i386.c (ix86_compare_emitted): Remove.
23302 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23303 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23304 * config/i386/i386.h (ix86_compare_emitted): Remove.
23305 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23306 instead of ix86_compare_emitted.
23307 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23309 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23311 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23312 Add t-sysroot-suffix to tmake_file.
23313 * config/print-sysroot-suffix.sh: New file.
23314 * config/t-sysroot-suffix: New file.
23316 2009-04-07 Ben Elliston <bje@au.ibm.com>
23318 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23319 as the latter produces a warning when the target does not support
23322 2009-04-07 Ben Elliston <bje@au.ibm.com>
23324 * dfp.c: Replace type punning assignments with memcpy throughout.
23325 * Makefile.in (dfp.o-warn): Remove.
23327 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23330 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23331 Include soft-fp/t-softfp after rs6000/t-linux64.
23333 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23335 * stor-layout.c (set_sizetype): Use the full precision of their
23336 machine mode for bitsize types.
23338 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23340 * config/i386/i386.md: Revert 2 accidental checkins.
23342 2009-04-06 Joey Ye <joey.ye@intel.com>
23343 Xuepeng Guo <xuepeng.guo@intel.com>
23344 H.J. Lu <hongjiu.lu@intel.com>
23346 Atom pipeline model, tuning and insn selection.
23347 * config.gcc (atom): Add atom config options and target.
23349 * config/i386/atom.md: New.
23351 * config/i386/i386.c (atom_cost): New cost.
23352 (m_ATOM): New macro flag.
23353 (initial_ix86_tune_features): Set m_ATOM.
23354 (x86_accumulate_outgoing_args): Likewise.
23355 (x86_arch_always_fancy_math_387): Likewise.
23356 (processor_target): Add Atom cost.
23357 (cpu_names): Add Atom cpu name.
23358 (override_options): Set Atom ISA.
23359 (ix86_issue_rate): New case PROCESSOR_ATOM.
23360 (ix86_adjust_cost): Likewise.
23362 * config/i386/i386.h (TARGET_ATOM): New target macro.
23363 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23364 (TARGET_OPT_AGU): New target option.
23365 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23366 (processor_type): Add PROCESSOR_ATOM.
23368 * config/i386/i386.md (cpu): Add new value "atom".
23369 (use_carry, movu): New attr.
23370 (atom.md): Include atom.md.
23371 (adddi3_carry_rex64): Set attr "use_carry".
23372 (addqi3_carry): Likewise.
23373 (addhi3_carry): Likewise.
23374 (addsi3_carry): Likewise.
23375 (*addsi3_carry_zext): Likewise.
23376 (subdi3_carry_rex64): Likewise.
23377 (subqi3_carry): Likewise.
23378 (subhi3_carry): Likewise.
23379 (subsi3_carry): Likewise.
23380 (x86_movdicc_0_m1_rex64): Likewise.
23381 (*x86_movdicc_0_m1_se): Likewise.
23382 (x86_movsicc_0_m1): Likewise.
23383 (*x86_movsicc_0_m1_se): Likewise.
23384 (*adddi_1_rex64): Emit add insn as much as possible.
23385 (*addsi_1): Likewise.
23386 (return_internal): Set atom_unit.
23387 (return_internal_long): Likewise.
23388 (return_pop_internal): Likewise.
23389 (*rcpsf2_sse): Set atom_sse_attr attr.
23390 (*qrt<mode>2_sse): Likewise.
23391 (*prefetch_sse): Likewise.
23393 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23395 (ix86_target_macros_internal): Likewise.
23397 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23398 (*prefetch_sse_rex): Likewise.
23399 (sse_rcpv4sf2): Likewise.
23400 (sse_vmrcpv4sf2): Likewise.
23401 (sse_sqrtv4sf2): Likewise.
23402 (<sse>_vmsqrt<mode>2): Likewise.
23403 (sse_ldmxcsr): Likewise.
23404 (sse_stmxcsr): Likewise.
23405 (*sse_sfence): Likewise.
23406 (sse2_clflush): Likewise.
23407 (*sse2_mfence): Likewise.
23408 (*sse2_lfence): Likewise.
23409 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23410 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23411 (avx_movdqu<avxmodesuffix>): Likewise.
23412 (avx_lddqu<avxmodesuffix>): Likewise.
23413 (sse2_movntv2di): Change attr "type" to "ssemov".
23414 (sse2_movntsi): Likewise.
23415 (rsqrtv8sf2): Change attr "type" to "sseadd".
23416 (sse3_addsubv2df3): Set attr "atom_unit".
23417 (sse3_h<plusminus_insn>v4sf3): Likewise.
23418 (*sse2_pmaddwd): Likewise.
23419 (*vec_extractv2di_1_rex64): Likewise.
23420 (*vec_extractv2di_1_avx): Likewise.
23421 (sse2_psadbw): Likewise.
23422 (ssse3_phaddwv8hi3): Likewise.
23423 (ssse3_phaddwv4hi3): Likewise.
23424 (ssse3_phadddv4si3): Likewise.
23425 (ssse3_phadddv2si3): Likewise.
23426 (ssse3_phaddswv8hi3): Likewise.
23427 (ssse3_phaddswv4hi3): Likewise.
23428 (ssse3_phsubwv8hi3): Likewise.
23429 (ssse3_phsubwv4hi3): Likewise.
23430 (ssse3_phsubdv4si3): Likewise.
23431 (ssse3_phsubdv2si3): Likewise.
23432 (ssse3_phsubswv8hi3): Likewise.
23433 (ssse3_phsubswv4hi3): Likewise.
23434 (ssse3_pmaddubsw128): Likewise.
23435 (sse3_pmaddubsw: Likewise.
23436 (ssse3_palignrti): Likewise.
23437 (ssse3_palignrdi): Likewise.
23439 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23441 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23443 2009-04-06 Richard Guenther <rguenther@suse.de>
23445 PR tree-optimization/28868
23446 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23447 of which PHI results we inserted.
23448 (insert_into_preds_of_block): Record inserted PHIs.
23449 (eliminate): Eliminate redundant PHI nodes.
23450 (init_pre): Init inserted_phi_names.
23452 2009-04-06 Richard Guenther <rguenther@suse.de>
23454 PR tree-optimization/39643
23455 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23456 IMAGPART_EXPRs of complex constants.
23457 (execute_fold_all_builtins): If we folded a call queue
23458 TODO_update_address_taken.
23460 2009-04-06 Jan Hubicka <jh@suse.cz>
23462 PR middle-end/39659
23463 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23466 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23468 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23470 (ic_invalidate_array): Likewise.
23472 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23474 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23475 alignment for library calls.
23477 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23479 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23480 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23481 * config/i386/mingw-stdint.h: New file.
23483 2009-04-05 Richard Guenther <rguenther@suse.de>
23485 PR tree-optimization/39648
23486 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23487 our &A vs. &A[0] IL deficiencies.
23489 2009-04-04 Jan Hubicka <jh@suse.cz>
23491 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23492 removed toplevel regions.
23493 (sjlj_mark_call_sites): Likewise.
23495 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23497 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23498 (cygwin tm clause use_gcc_stdint): Set to wrap.
23499 * config/i386/cygwin-stdint.h: New file.
23501 2009-04-04 Richard Guenther <rguenther@suse.de>
23503 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23504 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23505 single-argument PHIs if we are in loop-closed SSA form.
23506 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23507 for the pre-condition.
23508 (slpeel_tree_peel_loop_to_edge): Likewise.
23509 (vect_build_loop_niters): Take an optional sequence to append stmts.
23510 (vect_generate_tmps_on_preheader): Likewise.
23511 (vect_do_peeling_for_loop_bound): Take extra guards for the
23513 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23514 the cost model check.
23515 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23516 guards if we are going to peel. Do not apply versioning in that case.
23517 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23518 (vect_do_peeling_for_loop_bound): Likewise.
23519 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23520 loop bound only record extra pre-conditions, do not apply loop
23523 2009-04-04 Richard Guenther <rguenther@suse.de>
23525 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23528 2009-04-04 Jan Hubicka <jh@suse.cz>
23530 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23531 last_basic_block for size of bb->index indexed array.
23532 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23533 compute_out, link_btr_uses, build_btr_def_use_webs,
23534 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23536 2009-04-04 Jan Hubicka <jh@suse.cz>
23538 * except.c (remove_eh_handler_and_replace): Break out from ...
23539 (remove_eh_handler): ... here.
23540 (bring_to_root): New function.
23541 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23542 handled ones, bring others to root of tree.
23544 2009-04-04 Jan Hubicka <jh@suse.cz>
23546 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23547 (all_phis_safe_to_merge): New function.
23548 (update_info): New structure.
23549 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23550 (cleanup_empty_eh): Update SSA if possible.
23552 2009-04-04 Richard Guenther <rguenther@suse.de>
23554 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23555 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23556 (append_vuse): Likewise.
23558 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23560 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23561 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23562 instead of REG_UNSAVED for DW_CFA_undefined.
23563 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23564 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23567 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23570 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23572 2009-04-04 Richard Guenther <rguenther@suse.de>
23574 PR tree-optimization/8781
23575 PR tree-optimization/37892
23576 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23577 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23578 (valueize_refs): Call it for *& valueizations.
23579 (shared_reference_ops_from_ref): Rename to ...
23580 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23581 (shared_reference_ops_from_call): Rename to ...
23582 (valueize_shared_reference_ops_from_call): ... this and valueize.
23583 (vn_reference_lookup): Update.
23584 (visit_reference_op_call): Likewise.
23585 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23586 (eliminate): Value-replace the call address in call statements.
23588 2009-04-04 Richard Guenther <rguenther@suse.de>
23590 PR tree-optimization/39636
23591 * tree-ssa-forwprop.c
23592 (forward_propagate_addr_into_variable_array_index): Check for
23593 GIMPLE_ASSIGN before accessing the rhs code.
23595 2009-04-03 Jason Merrill <jason@redhat.com>
23597 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23599 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23601 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23602 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23603 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23604 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23605 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23606 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23607 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23608 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23609 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23610 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23611 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23612 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23613 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23614 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23615 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23616 Use fr_reg_or_fp01_operand instead of fr_register_operand
23618 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23619 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23620 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23622 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23624 PR rtl-optimization/39607
23625 PR rtl-optimization/39631
23629 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23630 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23631 instead of DF_LR_OUT.
23632 * ira-lives.c (process_bb_node_lives): Ditto.
23633 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23634 instead of DF_LR_{OUT,IN}.
23635 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23636 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23638 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23640 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23641 (execute_lower_omp): Always run but take the short way out if -fopenmp
23643 (gate_lower_omp): Remove, forcing the pass manager to always run the
23644 pass and always set PROP_gimple_lomp.
23645 (pass_lower_omp): Remove gate function.
23646 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23647 PROP_trees. Instead, require it.
23648 * ipa-cp.c (pass_ipa_cp): Likewise.
23649 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23650 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23651 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23652 and PROP_gimple_leh.
23654 2009-04-03 Richard Guenther <rguenther@suse.de>
23656 PR middle-end/13146
23657 PR tree-optimization/23940
23658 PR tree-optimization/33237
23659 PR middle-end/33974
23660 PR middle-end/34093
23661 PR tree-optimization/36201
23662 PR tree-optimization/36230
23663 PR tree-optimization/38049
23664 PR tree-optimization/38207
23665 PR tree-optimization/38230
23666 PR tree-optimization/38301
23667 PR tree-optimization/38585
23668 PR middle-end/38895
23669 PR tree-optimization/38985
23670 PR tree-optimization/39299
23671 * tree-ssa-structalias.h: Remove.
23672 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23673 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23674 (struct vuse_element_d): Remove.
23675 (struct vuse_vec_d): Likewise.
23676 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23677 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23678 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23679 VUSE_ELEMENT_VAR): Likewise.
23680 (struct voptype_d): Likewise.
23681 (NUM_VOP_FREE_BUCKETS): Likewise.
23682 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23683 (struct stmt_operands_d): Remove.
23684 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23685 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23686 VDEF_NUM, VDEF_VECT): Likewise.
23687 (copy_virtual_operands): Remove.
23688 (operand_build_cmp): Likewise.
23689 (create_ssa_artificial_load_stmt): Likewise.
23690 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23691 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23692 vuse_index and mayuse_index members. Pack and move done and iter_type
23693 members to the front.
23694 (SSA_OP_VMAYUSE): Remove.
23695 (SSA_OP_VIRTUAL_USES): Adjust.
23696 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23697 (unlink_stmt_vdef): Declare.
23698 (add_to_addressable_set): Remove.
23699 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23700 (vrp_visit_stmt): Likewise.
23701 * doc/tree-ssa.texi (Alias analysis): Update.
23702 * doc/invoke.texi (max-aliased-vops): Remove docs.
23703 (avg-aliased-vops): Likewise.
23704 * tree-into-ssa.c (syms_to_rename): Remove.
23705 (need_to_update_vops_p): Likewise.
23706 (need_to_initialize_update_ssa_p): Rename to ...
23707 (update_ssa_initialized_fn): ... this. Track function we are
23709 (symbol_marked_for_renaming): Simplify.
23710 (add_new_name_mapping): Do not set need_to_update_vops_p.
23711 (dump_currdefs): Use SYMS_TO_RENAME.
23712 (rewrite_update_stmt): Always walk all uses/defs.
23713 (dump_update_ssa): Adjust.
23714 (init_update_ssa): Take function argument. Track what we are
23716 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23717 (create_new_def_for): Initialize for cfun, assert we are initialized
23719 (mark_sym_for_renaming): Simplify.
23720 (mark_set_for_renaming): Do not initialize update-ssa.
23721 (need_ssa_update_p): Simplify. Take function argument.
23722 (name_mappings_registered_p): Assert we ask for the correct function.
23723 (name_registered_for_update_p): Likewise.
23724 (ssa_names_to_replace): Likewise.
23725 (release_ssa_name_after_update_ssa): Likewise.
23726 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23727 (dump_decl_set): Do not print a newline.
23728 (debug_decl_set): Do it here.
23729 (dump_update_ssa): And here.
23730 * tree-ssa-loop-im.c (move_computations): Adjust.
23731 (movement_possibility): Likewise.
23732 (determine_max_movement): Likewise.
23733 (gather_mem_refs_stmt): Likewise.
23734 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23735 or NAME_MEMORY_TAG.
23736 * tree-complex.c (update_all_vops): Remove.
23737 (expand_complex_move): Adjust.
23738 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23739 Simplify test for memory referencing statement. Exclude
23740 non-invariant ADDR_EXPRs.
23741 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23742 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23743 (rdg_flag_uses): Likewise.
23744 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23746 (tree_optimize_tail_calls_1): Also split the
23747 edge from the entry block if we have degenerate PHI nodes in
23748 the first basic block.
23749 * tree.c (init_ttree): Remove memory-tag related code.
23750 (tree_code_size): Likewise.
23751 (tree_node_structure): Likewise.
23752 (build7_stat): Re-write to be build6_stat.
23753 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23754 (SSA_VAR_P): Adjust.
23755 (struct tree_memory_tag): Remove.
23756 (struct tree_memory_partition_tag): Likewise.
23757 (union tree_node): Adjust.
23758 (build7): Re-write to be build6.
23759 * tree-pass.h (pass_reset_cc_flags): Remove.
23760 (TODO_update_address_taken): New flag.
23761 (pass_simple_dse): Remove.
23762 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23763 * params.h (MAX_ALIASED_VOPS): Remove.
23764 (AVG_ALIASED_VOPS): Likewise.
23765 * omp-low.c (expand_omp_taskreg): Update SSA form.
23766 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23767 aliases the lhs in a copy stmt.
23768 * tree-ssa-dse.c (struct address_walk_data): Remove.
23769 (memory_ssa_name_same): Likewise.
23770 (memory_address_same): Likewise.
23771 (get_kill_of_stmt_lhs): Likewise.
23772 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23773 unused stores. Look through PHI nodes into post-dominated regions.
23774 (dse_optimize_stmt): Simplify. Properly remove stores.
23775 (tree_ssa_dse): Compute dominators.
23776 (execute_simple_dse): Remove.
23777 (pass_simple_dse): Likewise.
23778 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23779 gimple_loaded_syms and gimple_stored_syms computation.
23780 * toplev.c (dump_memory_report): Dump alias and pta stats.
23781 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23782 (vn_reference_eq): Likewise.
23783 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23784 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23785 valueize_vuses): Remove.
23786 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23787 (get_def_ref_stmt_vuse): ... this.
23788 (vn_reference_lookup_2): New function.
23789 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23790 walking equivalent vuses. Simplify.
23791 (vn_reference_lookup): Likewise.
23792 (vn_reference_insert): Likewise.
23793 (vn_reference_insert_pieces): Likewise.
23794 (visit_reference_op_call): Simplify.
23795 (visit_reference_op_load): Likewise.
23796 (visit_reference_op_store): Likewise.
23797 (init_scc_vn): Remove shared_lookup_vuses initialization.
23798 (free_scc_vn): Remove shared_lookup_vuses freeing.
23799 (sort_vuses, sort_vuses_heap): Remove.
23800 (get_ref_from_reference_ops): Export.
23801 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23802 vector with single vuse pointer.
23803 (vn_reference_lookup_pieces, vn_reference_lookup,
23804 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23805 (shared_vuses_from_stmt): Remove.
23806 (get_ref_from_reference_ops): Declare.
23807 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23808 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23809 memory-tag related code.
23810 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23811 (likely_value): Add comment, skip static-chain of call statements.
23812 (surely_varying_stmt_p): Adjust.
23813 (gimplify_and_update_call_from_tree): Likewise.
23814 (execute_fold_all_builtins): Do not rebuild alias info.
23815 (gimplify_and_update_call_from_tree): Properly update VOPs.
23816 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23817 (copy_ref_info): Remove memory-tag related code.
23818 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23819 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23820 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23822 * tree-ssa-dom.c (gimple_p): Remove typedef.
23823 (eliminate_redundant_computations): Adjust.
23824 (record_equivalences_from_stmt): Likewise.
23825 (avail_expr_hash): Likewise.
23826 (avail_expr_eq): Likewise.
23827 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23828 (stmt_makes_single_load): Likewise.
23829 (stmt_makes_single_store): Likewise.
23830 * tree-ssa-alias.c: Rewrite completely.
23831 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23832 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23833 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23834 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23835 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23836 Remove public functions.
23837 (pass_reset_cc_flags): Remove.
23838 (pass_build_alias): Move ...
23839 * tree-ssa-structalias.c (pass_build_alias): ... here.
23840 * tree-ssa-alias.c (may_be_aliased): Move ...
23841 * tree-flow-inline.h (may_be_aliased): ... here.
23842 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23843 count_uses_and_derefs): Move ...
23844 * gimple.c: ... here.
23845 * gimple.h (count_uses_and_derefs): Declare.
23846 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23847 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23848 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23849 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23850 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23851 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23852 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23854 * tree-dfa.c (refs_may_alias_p): Move ...
23855 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23856 * tree-ssa-alias.h: New file.
23857 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23858 (statement_sink_location): Likewise.
23859 * opts.c (decode_options): Do not adjust max-aliased-vops or
23860 avg-aliased-vops values.
23861 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23862 (TV_CALL_CLOBBER): Likewise.
23863 (TV_FLOW_SENSITIVE): Likewise.
23864 (TV_FLOW_INSENSITIVE): Likewise.
23865 (TV_MEMORY_PARTITIONING): Likewise.
23866 (TV_ALIAS_STMT_WALK): New timevar.
23867 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23868 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23869 (get_address_description): Remove memory-tag related code.
23870 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23871 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23872 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23873 and immediate uses in statements. Document.
23874 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23875 (dump_symbols): Remove.
23876 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23877 * alias.c (get_deref_alias_set): New function split out from ...
23878 (get_alias_set): ... here.
23879 * alias.h (get_deref_alias_set): Declare.
23880 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23881 type parameter. Remove restrict pointer handling. Create a
23882 ref-all pointer in case type-based alias sets do not conflict.
23883 (vect_analyze_data_refs): Remove SMT related code.
23884 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23885 (vectorizable_load): Likewise.
23886 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23887 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23888 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23889 Ignore vops and SMTs.
23890 (dr_analyze_alias): Likewise..
23891 (free_data_ref): Likewise.
23892 (create_data_ref): Likewise.
23893 (analyze_all_data_dependences): Likewise.
23894 (get_references_in_stmt): Adjust.
23895 * tree-flow-inline.h (gimple_aliases_computed_p,
23896 gimple_addressable_vars, gimple_call_clobbered_vars,
23897 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23898 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23899 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23900 gimple_mem_ref_stats): Remove.
23901 (gimple_vop): New function.
23902 (op_iter_next_use): Remove vuses and mayuses cases.
23903 (op_iter_next_def): Remove vdefs case.
23904 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23905 (clear_and_done_ssa_iter): Do not set removed fields.
23906 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23907 Assert we are not iterating over vuses or vdefs if not also
23908 iterating over uses or defs.
23909 (op_iter_init_use): Likewise.
23910 (op_iter_init_def): Likewise.
23911 (op_iter_next_vdef): Remove.
23912 (op_iter_next_mustdef): Likewise.
23913 (op_iter_init_vdef): Likewise.
23914 (compare_ssa_operands_equal): Likewise.
23915 (link_use_stmts_after): Handle vuse operand.
23916 (is_call_used): Use is_call_clobbered.
23917 (is_call_clobbered): Global variables are always call clobbered,
23918 query the call-clobbers bitmap.
23919 (mark_call_clobbered): Ignore global variables.
23920 (clear_call_clobbered): Likewise.
23921 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23922 virtual operands sanity check.
23923 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23925 (TARGET_MEM_REF): Remove TMR_TAG operand.
23926 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23927 Remove call-clobber related code.
23928 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23929 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23930 partitions or escape reason.
23931 (get_single_def_stmt, get_single_def_stmt_from_phi,
23932 get_single_def_stmt_with_phi): Remove.
23933 (dump_referenced_vars): Tidy.
23934 (get_ref_base_and_extent): Allow bare decls.
23935 (collect_dfa_stats): Adjust.
23936 * graphite.c (rename_variables_in_stmt): Adjust.
23937 (graphite_copy_stmts_from_block): Likewise.
23938 (translate_clast): Likewise.
23939 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23941 (translate_vuse_through_block): Use the oracle.
23942 (phi_translate_1): Adjust.
23943 (value_dies_in_block_x): Use the oracle. Cache the outcome
23945 (valid_in_sets): Check if the VUSE for
23946 a REFERENCE is available.
23947 (eliminate): Do not remove stmts during elimination,
23948 instead queue and remove them afterwards.
23949 (do_pre): Do not rebuild alias info.
23950 (pass_pre): Run TODO_rebuild_alias before PRE.
23951 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23952 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23953 (mark_all_v_defs_stmt): Remove.
23954 (mark_all_v_defs_seq): Adjust.
23955 (sra_replace): Likewise.
23956 (scalarize_use): Likewise.
23957 (scalarize_copy): Likewise.
23958 (scalarize_init): Likewise.
23959 (scalarize_ldst): Likewise.
23960 (todoflags): Remove.
23961 (tree_sra): Do not rebuild alias info.
23962 (tree_sra_early): Adjust.
23963 (pass_sra): Run TODO_update_address_taken before SRA.
23964 * tree-predcom.c (set_alias_info): Remove.
23965 (prepare_initializers_chain): Do not call it.
23966 (mark_virtual_ops_for_renaming): Adjust.
23967 (mark_virtual_ops_for_renaming_list): Remove.
23968 (initialize_root_vars): Adjust.
23969 (initialize_root_vars_lm): Likewise.
23970 (prepare_initializers_chain): Likewise.
23971 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23972 (may_propagate_copy_into_stmt): Likewise.
23973 (merge_alias_info): Do nothing for now.
23974 (propagate_tree_value_into_stmt): Adjust.
23975 (stmt_may_generate_copy): Likewise.
23976 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23977 not mark symbols for renaming.
23978 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23979 with the same statement, make sure to update the new pointed-to one.
23980 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23981 call statements, do not mark symbols for renaming.
23982 (mark_operand_necessary): Dump something.
23983 (ref_may_be_aliased): New function.
23984 (mark_aliased_reaching_defs_necessary_1): New helper function.
23985 (mark_aliased_reaching_defs_necessary): Likewise.
23986 (mark_all_reaching_defs_necessary_1): Likewise.
23987 (mark_all_reaching_defs_necessary): Likewise.
23988 (propagate_necessity): Do not process virtual PHIs. For
23989 non-aliased loads mark all reaching definitions as necessary.
23990 For aliased loads and stores mark the immediate dominating
23991 aliased clobbers as necessary.
23992 (visited): New global static.
23993 (perform_tree_ssa_dce): Free visited bitmap after propagating
23995 (remove_dead_phis): Perform simple dead virtual PHI removal.
23996 (remove_dead_stmt): Properly unlink virtual operands when
23998 (eliminate_unnecessary_stmts): Schedule PHI removal after
24000 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24001 (process_replaceable): Likewise.
24002 (find_replaceable_in_bb): Likewise.
24003 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24004 based on the single gimple vop.
24005 (verify_flow_insensitive_alias_info): Remove.
24006 (verify_flow_sensitive_alias_info): Likewise.
24007 (verify_call_clobbering): Likewise.
24008 (verify_memory_partitions): Likewise.
24009 (verify_alias_info): Likewise.
24010 (verify_ssa): Adjust..
24011 (execute_update_addresses_taken): Export. Update SSA
24012 manually. Optimize only when optimizing. Use a local bitmap.
24013 (pass_update_address_taken): Remove TODO_update_ssa, add
24015 (pass_update_address_taken): Just use TODO_update_address_taken.
24016 (init_tree_ssa): Do not initialize addressable_vars.
24017 (verify_ssa): Verify new VUSE / VDEF properties.
24018 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24019 Do not call verify_alias_info.
24020 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24021 Do not free the loaded and stored syms bitmaps. Reset the escaped
24022 and callused solutions. Do not free addressable_vars.
24023 Remove memory-tag related code.
24024 (warn_uninitialized_var): Aliases are always available.
24025 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24026 * lambda-code.c (can_put_in_inner_loop): Adjust.
24027 (can_put_after_inner_loop): Likewise.
24028 (perfect_nestify): Likewise.
24029 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24030 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24031 (vectorizable_conversion): Do not mark symbols for renaming.
24032 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24033 (expand_call_inline): Unlink the calls virtual operands before
24035 (tree_function_versioning): Do not call update_ssa if we are not
24036 updating clones. Simplify.
24037 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24038 (propagate_with_phi): Likewise..
24039 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24040 clobber code. Assert we are not aliased or global.
24041 * tree-flow.h: Include tree-ssa-alias.h
24042 (enum escape_type): Remove.
24043 (struct mem_sym_stats_d): Likewise.
24044 (struct mem_ref_stats_d): Likewise.
24045 (struct gimple_df): Add vop member. Remove global_var,
24046 call_clobbered_vars, call_used_vars, addressable_vars,
24047 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24048 escaped and callused members.
24049 (struct ptr_info_def): Remove all members, add points-to solution
24051 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24052 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24053 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24054 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24055 (tree-ssa-alias.o): Likewise.
24056 (toplev.o): Add tree-ssa-alias.h
24057 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24058 * gimple.c (gimple_set_bb): Fix off-by-one error.
24059 (is_gimple_reg): Do not handle memory tags.
24060 (gimple_copy): Also copy virtual operands.
24061 Delay updating the statement. Do not reset loaded and stored syms.
24062 (gimple_set_stored_syms): Remove.
24063 (gimple_set_loaded_syms): Likewise.
24064 (gimple_call_copy_skip_args): Copy the virtual operands
24065 and mark the new statement modified.
24066 * tree-ssa-structalias.c (may_alias_p): Remove.
24067 (set_uids_in_ptset): Take the alias set to prune with as
24068 parameter. Fold in the alias test of may_alias_p.
24069 (compute_points_to_sets): Compute whether a ptr is dereferenced
24070 in a local sbitmap.
24071 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24072 other ADDRESSOF constraints on the lhs.
24073 (get_constraint_for_component_ref): Assert that we don't get
24074 ADDRESSOF constraints from the base of the reference.
24075 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24076 (struct variable_info): Remove collapsed_to member.
24077 (get_varinfo_fc): Remove.
24078 (new_var_info): Do not set collapsed_to.
24079 (dump_constraint): Do not follow cycles.
24080 (dump_constraint_graph): Likewise.
24081 (build_pred_graph): Likewise.
24082 (build_succ_graph): Likewise.
24083 (rewrite_constraints): Likewise.
24084 (do_simple_structure_copy): Remove.
24085 (do_rhs_deref_structure_copy): Remove.
24086 (do_lhs_deref_structure_copy): Remove.
24087 (collapse_rest_of_var): Remove.
24088 (do_structure_copy): Re-implement.
24089 (pta_stats): New global variable.
24090 (dump_pta_stats): New function.
24091 (struct constraint_expr): Make offset signed.
24092 (UNKNOWN_OFFSET): Define special value.
24093 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24094 (solution_set_expand): New helper function split out from ...
24095 (do_sd_constraint): ... here.
24096 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24097 (do_ds_constraint): Likewise.
24098 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24099 and CALLUSED = *CALLUSED.
24100 (set_union_with_increment): Make inc argument signed.
24101 (type_safe): Remove.
24102 (get_constraint_for_ptr_offset): Handle unknown and negative
24104 (first_vi_for_offset): Handle offsets before start. Bail
24105 out early for offsets beyond the variable extent.
24106 (first_or_preceding_vi_for_offset): New function.
24107 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24108 Together with ESCAPED = *ESCAPED this properly computes reachability.
24109 (find_what_var_points_to): New function.
24110 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24111 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24112 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24113 pt_solutions_intersect): New functions.
24114 (compute_call_used_vars): Remove.
24115 (compute_may_aliases): New main entry into PTA computation.
24116 * gimple.h (gimple_p): New typedef.
24117 (struct gimple_statement_base): Remove references_memory_p.
24118 (struct gimple_statement_with_memory_ops_base): Remove
24119 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24121 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24122 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24123 gimple_set_references_memory): Remove.
24124 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24125 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24127 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24128 (verify_expr): Allow RESULT_DECL.
24129 (gimple_duplicate_bb): Do not copy virtual operands.
24130 (gimple_duplicate_sese_region): Adjust.
24131 (gimple_duplicate_sese_tail): Likewise.
24132 (mark_virtual_ops_in_region): Remove.
24133 (move_sese_region_to_fn): Do not call it.
24134 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24135 and pass_simple_dse.
24136 (execute_function_todo): Handle TODO_update_address_taken,
24137 call execute_update_addresses_taken for TODO_rebuild_alias.
24138 (execute_todo): Adjust.
24139 (execute_one_pass): Init dump files early.
24140 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24142 (create_general_new_stmt): Clear vops.
24143 * tree-ssa-reassoc.c (get_rank): Adjust.
24144 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24145 symbols for renaming.
24146 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24147 (PARAM_AVG_ALIASED_VOPS): Likewise.
24148 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24149 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24150 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24151 (operand_build_cmp, copy_virtual_operands,
24152 create_ssa_artificial_load_stmt, add_to_addressable_set,
24153 gimple_add_to_addresses_taken): Remove public functions.
24154 (unlink_stmt_vdef): New function.
24156 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24158 * config.gcc (powerpc-*-linux*): Merge variants.
24160 2009-04-02 Chao-ying Fu <fu@mips.com>
24161 James Grosbach <james.grosbach@microchip.com>
24163 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24164 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24166 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24167 keep_interrupts_masked_p, use_debug_exception_return_p.
24168 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24169 keep_interrupts_masked, use_debug_exception_return.
24170 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24171 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24173 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24174 (mips_print_operand): Process COP0 registers to print $0 .. $31
24175 correctly for GAS to process.
24176 (mips_interrupt_extra_call_saved_reg_p): New function.
24177 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24179 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24180 (mips_compute_frame_info): Add supports for interrupt context that
24181 includes doubleword accumulators and COP0 registers.
24182 (mips_for_each_saved_acc): New function.
24183 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24184 mips_for_each_saved_reg.
24185 (mips_save_reg): Save accumulators.
24186 (mips_kernel_reg_p): A new for_each_rtx callback.
24187 (mips_expand_prologue): Support interrupt handlers.
24188 (mips_restore_reg): Restore accumulators.
24189 (mips_expand_epilogue): Support interrupt handlers.
24190 (mips_can_use_return_insn): Return false for interrupt handlers.
24191 (mips_epilogue_uses): New function.
24192 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24193 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24194 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24195 cop0_move): New instructions.
24196 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24197 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24199 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24201 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24202 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24203 interrupt handlers, we use K0 as the temporary register.
24204 (EPILOGUE_USES): Change to a function call.
24205 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24206 handlers, we use K0 as the temporary register.
24208 * doc/extend.texi (Function Attributes): Document interrupt,
24209 use_shadow_register_set, keep_interrupts_masked,
24210 use_debug_exception_return for MIPS attributes.
24212 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24214 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24215 Remove a number of t-files from tmake_file.
24216 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24217 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24218 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24219 target_prototype, not TARGET_PROTOTYPE.
24220 (LINK_OS_GNU_SPEC): Define.
24221 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24222 and darwin-ldoubdle.c.
24224 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24227 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24228 (cpp_options): Ditto.
24229 (default_compilers): Ditto.
24230 (display_help): Ditto.
24231 (process_command): Ditto.
24232 (do_spec_1): Ditto.
24233 (set_input): Use lbasename instead of duplicate code.
24234 (save_temps_prefix): New static for -save-temps=obj.
24235 (save_temps_length): Ditto.
24237 * doc/invoke.texi (-save-temps=obj): Document new variant to
24238 -save-temps switch.
24240 2009-04-02 Jeff Law <law@redhat.com>
24242 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24245 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24247 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24248 * configure: Regenerated.
24250 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24252 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24253 share the argument list.
24255 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24259 2009-02-12 Diego Novillo <dnovillo@google.com>
24261 * varpool.c (debug_varpool): New.
24262 * cgraph.h (debug_varpool): Declare.
24264 2009-04-02 Jan Hubicka <jh@suse.cz>
24266 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24269 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24271 * config/i386/i386.c (ix86_abi): Move initialization to ...
24272 (override_options): Here.
24274 2009-04-02 Christian Bruel <christian.bruel@st.com>
24276 * config/sh/sh.c (sh_dwarf_register_span): New function.
24277 (TARGET_DWARF_REGISTER_SPAN): Define.
24278 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24280 2009-04-02 Ira Rosen <irar@il.ibm.com>
24282 PR tree-optimization/39595
24283 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24284 interleaved loads group is not greater than the SLP group size.
24286 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24288 * builtins.c (is_builtin_name): New.
24289 (called_as_built_in): Use is_builtin_name.
24290 * tree.h (is_builtin_name): New.
24291 * varasm.c (incorporeal_function_p): Use is_builtin_name
24293 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24295 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24297 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24300 * c-decl.c (clone_underlying_type): Move this ...
24301 * c-common.c (set_underlying_type): ... here.
24302 Also, make sure the function properly sets TYPE_STUB_DECL() on
24303 the newly created typedef variant type.
24304 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24305 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24308 2009-04-02 Richard Guenther <rguenther@suse.de>
24310 PR tree-optimization/37221
24311 * tree-flow.h (degenerate_phi_result): Declare.
24312 * tree-ssa-dom.c (degenerate_phi_result): Export.
24313 * tree-scalar-evolution.c (analyze_initial_condition): If
24314 the initial condition is defined by a degenerate PHI node
24315 use the degenerate value.
24317 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24319 PR rtl-optimization/39588
24320 * combine.c (merge_outer_ops): Do not set the constant when this
24322 (simplify_shift_const_1): Do not modify it either in this case.
24324 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24326 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24327 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24329 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24332 * c-lex.c (interpret_float): Default (no suffix) is double.
24334 2009-04-1 Xinliang David Li <davidxl@google.com>
24336 * config/i386/i386.c (legitimate_constant_p): Recognize
24337 all one vector constant.
24339 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24341 * config/vax/vax.c: Add #includes to silence warnings.
24342 Change #include order to silence two warnings.
24344 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24346 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24347 (ASM_SPEC): Pass -k to the assembler for PIC code.
24349 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24351 * config.gcc: Add vax-*-linux* to the switch.
24352 * config/vax/linux.h: New file. (TARGET_VERSION,
24353 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24355 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24357 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24358 Use predicate macros instead of GET_CODE() == foo.
24359 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24360 ashlsi3, rotrsi3, <unnamed>): Likewise.
24362 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24364 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24365 jbbccihi, jbbccisi): Remova trailing whitespace.
24366 * config/vax/constraints.md: Likewise.
24367 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24368 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24369 * config/vax/predicates.md: Likewise.
24370 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24371 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24372 * config/vax/vax.h: Likewise.
24373 * config/vax/vax.md (nonlocal_goto): Likewise.
24375 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24377 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24378 (indirectable_address_p, adjacent_operands_p): Add spaces around
24380 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24382 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24384 * config/vax/vax.c (legitimate_constant_address_p,
24385 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24386 index_term_p, reg_plus_index_p, legitimate_address_p,
24387 vax_mode_dependent_address_p): Update comments to match functions
24388 modified by the recent int->bool conversion.
24390 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24392 * config/vax/builtins.md: Update copyright message.
24393 * config/vax/constraints.md: Likewise.
24394 * config/vax/netbsd-elf.h: Likewise.
24395 * config/vax/predicates.md: Likewise.
24396 * config/vax/vax-protos.h: Likewise.
24397 * config/vax/vax.c: Likewise.
24398 * config/vax/vax.h: Likewise.
24399 * config/vax/vax.md: Likewise.
24400 * config/vax/vax.opt: Likewise.
24402 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24404 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24405 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24406 * config/vax/constraints.md (B, R): Likewise.
24407 * config/vax/predicates.md (external_memory_operand,
24408 nonimmediate_addsub_di_operand): Likewise.
24409 * config/vax/vax.c (vax_output_int_add): Likewise.
24410 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24411 untyped_call): Likewise.
24413 2009-04-01 Matt Thomas <matt@3am-software.com>
24415 * config/vax/predicates.md: New file.
24416 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24417 external_const_operand, nonsymbolic_operand, external_memory_operand,
24418 indirect_memory_operand, indexed_memory_operand,
24419 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24420 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24422 * config/vax/constraints.md: New file.
24423 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24425 * config/vax/builtins.md: New file.
24426 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24427 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24429 * config/vax/vax.opt (mqmath): Add option.
24430 * config/vax/vax.md (isfx): Extend with DI.
24431 (VAXintQH, VAXintQHSD): Define.
24432 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24433 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24434 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24435 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24436 (movdi): Update constraints and use vax_output_int_move().
24437 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24438 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24439 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24440 nonlocal_goto): New.
24441 (mov<mode>): Extend accepted operand types.
24442 (subdi3_old): Rename from subdi3, change update constraints and use
24443 a new implementation.
24444 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24445 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24446 MOVE_RATIO, CLEAR_RATIO): Define.
24447 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24448 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24449 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24450 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24451 (split_quadword_operands): Make static and really allow variable
24453 (print_operand_address): Update for PIC generation.
24454 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24455 indexable_address_p, fixup_mathdi_operand,
24456 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24457 (vax_float_literal, legitimate_constant_p,
24458 indirectable_constant_address_p, index_term_p,
24459 reg_plus_index_p): Return bool instead of int.
24460 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24462 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24464 (vax_output_conditional_branch): Indent.
24465 (legitimate_constant_address_p, indirectable_constant_address_p,
24466 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24467 vax_mode_dependent_address_p): Return bool instead of int, update for
24469 * config/vax/vax-protos.h (legitimate_constant_address_p,
24470 legitimate_constant_p, legitimate_address_p,
24471 vax_mode_dependent_address_p): Change declaration to bool.
24472 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24473 vax_expand_addsub_di_operands, vax_output_int_subtract,
24474 vax_output_movmemsi): Declare.
24475 (split_quadword_operands, vax_float_literal): Delete declaration.
24476 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24477 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24478 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24479 ASM_OUTPUT_DWARF_PCREL): Define.
24480 (ASM_SPEC): Change definition to allow PIC generation.
24482 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24484 * doc/sourcebuild.texi: Update front-end requirements.
24486 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24489 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24490 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24491 (booldi3_internal3): Use boolean_or_operator instead of
24494 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24497 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24498 declarator whose size is not an integer constant expression but
24499 folds to an integer constant, then treat it as a constant
24502 2009-04-01 Richard Guenther <rguenther@suse.de>
24504 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24505 i * 4 + 2 to (i * 2 + 1) * 2.
24507 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24510 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24511 return if c_parser_asm_string_literal returned NULL.
24513 2009-04-01 Nick Clifton <nickc@redhat.com>
24515 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24517 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24518 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24519 other typedefs to avoid conflicts with libgcc2.c. Define labels
24520 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24522 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24523 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24526 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24528 * varasm.c (default_function_rodata_section): Declare DOT as
24531 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24532 Andrey Galkin <agalkin@hypercom.com>
24535 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24536 Make object_name unique for each process.
24538 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24541 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24542 addressable variables in the parallel that could go out of scope while
24543 running queued tasks.
24545 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24547 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24548 (CASE_VALUES_THRESHOLD): Redefine.
24549 * config/avr/avr.c (avr_override_options): Remove initialization of
24550 avr_case_values_threshold variable.
24551 (avr_case_values_threshold): Remove variable. Add new function.
24552 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24553 * config/avr/avr.opt (mno-tablejump): Remove option.
24554 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24556 2009-04-01 DJ Delorie <dj@redhat.com>
24558 * varasm.c (default_function_rodata_section): Don't assume
24559 anything about where the first '.' in the section name is.
24561 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24563 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24564 rs6000_emit_stack_tie.
24566 2009-03-31 Ian Lance Taylor <iant@google.com>
24568 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24569 gimple_code with GIMPLE_RESX, not RESX.
24571 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24573 * c-common.c (c_get_ident): New.
24574 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24576 2009-04-01 Ben Elliston <bje@au.ibm.com>
24578 * config/rs6000/sysv4.opt (msdata): Improve option description.
24580 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24582 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24583 (divdf3_internal_lat): Remove.
24584 (divxf3_internal_lat): Remove.
24585 (divxf3_internal_thr): Remove.
24586 (divxf): Use divxf3_internal.
24587 * config/ia64/div.md (divsf3_internal_lat): New.
24588 (divdf3_internal_lat): New.
24589 (divxf3_internal): New.
24591 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24594 * Makefile.in (USE_GCC_STDINT): Define.
24595 (stmp-int-hdrs): Install stdint.h if applicable.
24596 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24598 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24599 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24600 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24601 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24602 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24603 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24604 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24605 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24606 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24607 (c_common_nodes_and_builtins): Initialize
24608 underlying_wchar_type_node. Do not initialize
24609 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24610 nodes for new types.
24611 (c_stddef_cpp_builtins): Define macros for new types.
24612 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24614 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24615 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24616 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24617 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24618 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24619 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24620 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24621 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24622 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24623 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24624 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24625 int16_type_node, int32_type_node, int64_type_node,
24626 uint8_type_node, uint16_type_node, c_uint32_type_node,
24627 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24628 int_least32_type_node, int_least64_type_node,
24629 uint_least8_type_node, uint_least16_type_node,
24630 uint_least32_type_node, uint_least64_type_node,
24631 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24632 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24633 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24634 uintptr_type_node): Define.
24635 * c-cppbuiltin.c (builtin_define_constants,
24636 builtin_define_type_minmax): New.
24637 (builtin_define_stdint_macros): Define more macros.
24638 (c_cpp_builtins): Define more limit macros.
24639 (type_suffix): New.
24640 (builtin_define_type_max): Define in terms of
24641 builtin_define_type_minmax. Remove is_long parameter. All
24643 * config.gcc (use_gcc_stdint): Define.
24644 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24645 Add newlib-stdint.h for generic targets.
24646 * config/glibc-stdint.h, config/newlib-stdint.h,
24647 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24648 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24649 * config/score/score.h (UINTPTR_TYPE): Define.
24650 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24651 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24652 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24653 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24654 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24655 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24656 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24657 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24658 * config/spu/spu.h (STDINT_LONG32): Define.
24659 * configure.ac (use_gcc_stdint): Substitute.
24660 * configure: Regenerate.
24661 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24662 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24663 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24664 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24665 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24666 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24667 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24668 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24669 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24670 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24671 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24672 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24673 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24674 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24675 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24676 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24677 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24678 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24679 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24680 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24681 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24682 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24683 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24684 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24685 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24686 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24687 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24688 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24689 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24691 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24693 * loop-iv.c (suitable_set_for_replacement): Renamed from
24694 simplify_using_assignment; changed to return bool and to accept new
24695 args DEST and SRC. Return true iff we find a source/destination pair
24696 that can be used to make a replacement, and fill SRC and DEST if so.
24697 Remove arg ALTERED. Don't deal with altered regs here. All callers
24699 (simplify_using_initial_values): Deal with altered regs here and track
24700 more precisely the effect they have on the validity of our expression.
24702 * loop-iv.c (simplify_using_condition): A condition of the form
24703 (EQ REG CONST) can be used to simply make a substitution.
24704 (simplify_using_initial_values): Keep track of conditions we have seen
24705 and keep using them to simplify new expressions, while applying the
24706 same substitutions to them as to the expression.
24708 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24709 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24712 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24713 changed. Use this when trying to improve the upper bound.
24714 Generate the comparison by using simplify_gen_relational.
24716 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24718 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24720 (simplify_using_assignment, simplify_using_initial_values): Call
24721 replace_in_expr to make replacements. Call replace_single_def_regs
24722 once on the initial version of the expression.
24724 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24727 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24729 2009-03-31 Richard Guenther <rguenther@suse.de>
24731 PR middle-end/31029
24732 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24733 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24735 2009-03-31 Richard Guenther <rguenther@suse.de>
24737 * tree.h (div_if_zero_remainder): Declare.
24738 * fold-const.c (div_if_zero_remainder): Export.
24739 * tree-ssa-forwprop.c
24740 (forward_propagate_addr_into_variable_array_index): Handle
24741 constant array index addition outside of the variable index.
24743 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24746 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24747 define_splits, floatunssi<mode>2): Require x87 conversions from
24748 DImode to be permitted.
24750 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24752 PR preprocessor/15638
24753 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24755 2009-03-31 Richard Guenther <rguenther@suse.de>
24757 PR middle-end/23401
24758 PR middle-end/27810
24759 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24760 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24761 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24762 a separate statement.
24763 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24764 (lookup_tmp_var): Likewise.
24765 (is_gimple_formal_tmp_or_call_rhs): Remove.
24766 (is_gimple_reg_or_call_rhs): Rename to ...
24767 (is_gimple_reg_rhs_or_call): ... this.
24768 (is_gimple_mem_or_call_rhs): Rename to ...
24769 (is_gimple_mem_rhs_or_call): ... this.
24770 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24771 DECL_GIMPLE_REG_P only if is_formal is true.
24772 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24773 for non-proper post-modify expression gimplification.
24774 (gimplify_self_mod_expr): For post-modify expressions gimplify
24775 the lvalue to a minimal lvalue.
24776 (rhs_predicate_for): Remove formal temp case.
24777 (gimplify_modify_expr_rhs): Likewise.
24778 (gimplify_addr_expr): Use is_gimple_reg.
24779 (gimplify_expr): Remove formal temp cases.
24780 (gimple_regimplify_operands): Likewise.
24781 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24782 and FILTER_EXPR like constants.
24783 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24785 (is_gimple_formal_tmp_rhs): Remove.
24786 (is_gimple_reg_rhs): Remove special casing.
24787 (is_gimple_mem_rhs): Fix.
24788 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24789 (is_gimple_formal_tmp_var): Remove.
24790 (is_gimple_formal_tmp_reg): Likewise.
24791 (is_gimple_min_lval): Allow invariant component ref parts.
24792 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24793 is_gimple_formal_tmp_reg): Remove declarations.
24794 * tree-cfg.c (verify_expr): Verify that variables with address
24795 taken do not have DECL_GIMPLE_REG_P set.
24796 * tree-mudflap.c (mf_build_check_statement_for): Use
24797 force_gimple_operand instead of gimplify_expr.
24799 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24801 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24802 schedulable rows to compute_split_row.
24804 2009-03-31 Ben Elliston <bje@au.ibm.com>
24807 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24810 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24812 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24813 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24814 * configure: Regenerate.
24815 * config.in: Regenerate.
24816 * config/rs6000/rs6000.opt (mtls-markers): Add.
24817 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24818 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24819 (tls_ld_aix, tls_ld_sysv): Likewise.
24820 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24821 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24823 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24825 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24827 2009-03-30 Jan Hubicka <jh@suse.cz>
24829 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24831 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24832 detection and label handling.
24834 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24836 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24837 left_conflicts_size.
24838 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24839 ALLOCNO_LEFT_CONFLICTS_SIZE.
24841 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24842 remove_allocno_from_bucket_and_push,
24843 allocno_spill_priority_compare, push_allocnos_to_stack,
24844 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24845 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24846 (setup_allocno_left_conflicts_num): Ditto. Rename to
24847 setup_allocno_left_conflicts_size.
24848 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24849 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24850 setup_allocno_left_conflicts_size instead of
24851 setup_allocno_left_conflicts_num.
24853 * ira-build.c (ira_create_allocno): Use
24854 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24855 ALLOCNO_LEFT_CONFLICTS_NUM.
24857 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24859 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24860 instead of DF_LR_OUT.
24862 * ira-lives.c (process_bb_node_lives): Ditto.
24864 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24865 instead of DF_LR_{OUT,IN}.
24867 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24869 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24871 2009-03-30 Jan Hubicka <jh@suse.cz>
24873 * except.c (label_to_region_map): Fix thinko.
24875 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24877 PR middle-end/38237
24878 * tree.h (tree_find_value): New declaration.
24879 * tree.c (tree_find_value): New function.
24880 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24882 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24885 * c-decl.c (struct c_binding): Add locus field.
24886 (bind): Add locus argument, set locus field from it.
24887 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24888 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24889 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24890 implicitly_declare, undeclared_variable, lookup_label,
24891 declare_label, c_make_fname_decl, c_builtin_function,
24892 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24895 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24898 * config/i386/i386.c (classify_argument): Check total size of
24901 2009-03-30 Martin Jambor <mjambor@suse.cz>
24903 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24904 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24905 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24908 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24909 seen_variable_array_ref while also traversing a union.
24911 * tree-inline.c (optimize_inline_calls): Do not call
24912 cgraph_node_remove_callees.
24913 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24914 (pass_remove_cgraph_callee_edges): New variable.
24915 * passes.c (init_optimization_passes): Add
24916 pass_remove_cgraph_callee_edges after early inlining and before all
24917 late intraprocedural passes.
24919 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24921 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24923 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24924 Fix typos in names.
24926 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24928 * combine.c (simplify_comparison): Use have_insn_for.
24929 * dojump.c (do_jump): Likewise.
24931 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24933 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24934 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24935 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24936 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24937 instead of sparc_compare_emitted.
24938 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24939 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24940 instead of sparc_compare_emitted.
24942 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24944 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24945 enter/exit cfglayout mode.
24946 (pass_partition_block): Require it.
24947 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24948 (combine_instructions): Track basic blocks instead of labels.
24949 (update_cfg_for_uncondjump): New.
24950 (try_combine): Use it. Update jumps after rescanning.
24951 (pass_combine): Require PROP_cfglayout.
24952 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24954 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24956 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24957 Provide/destroy PROP_cfglayout respectively.
24958 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24959 * tree-pass.h (PROP_cfglayout): New.
24961 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24963 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24964 fold_convert_const_fixed_from_fixed,
24965 fold_convert_const_fixed_from_int,
24966 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24967 set TREE_CONSTANT_OVERFLOW.
24968 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24969 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24971 2009-03-30 Ira Rosen <irar@il.ibm.com>
24973 * tree-vect-loop-manip.c: New file.
24974 * tree-vectorizer.c: Update documentation and included files.
24975 (vect_loop_location): Make extern.
24976 (rename_use_op): Move to tree-vect-loop-manip.c
24977 (rename_variables_in_bb, rename_variables_in_loop,
24978 slpeel_update_phis_for_duplicate_loop,
24979 slpeel_update_phi_nodes_for_guard1,
24980 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24981 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24982 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24983 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24984 find_loop_location): Likewise.
24985 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24986 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24987 get_vectype_for_scalar_type, vect_is_simple_use,
24988 supportable_widening_operation, supportable_narrowing_operation):
24990 (bb_in_loop_p): Move to tree-vect-loop.c.
24991 (new_loop_vec_info, destroy_loop_vec_info,
24992 reduction_code_for_scalar_code, report_vect_op,
24993 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24994 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24995 (vect_supportable_dr_alignment): Likewise.
24996 * tree-vectorizer.h (tree-data-ref.h): Include.
24997 (vect_loop_location): Declare.
24998 Reorganize function declarations according to the new file structure.
24999 * tree-vect-loop.c: New file.
25000 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25001 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25002 * tree-vect-data-refs.c: New file.
25003 * tree-vect-patterns.c (timevar.h): Don't include.
25004 * tree-vect-stmts.c: New file.
25005 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25006 tree-vect-slp.c, tree-vect-loop.c.
25007 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25008 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25009 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25010 (tree-vect-analyze.o): Remove.
25011 (tree-vect-transform.o): Likewise.
25012 (tree-vect-data-refs.o): Add rule.
25013 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25014 tree-vect-slp.o): Likewise.
25015 (tree-vect-patterns.o): Remove redundant dependencies.
25016 (tree-vectorizer.o): Likewise.
25017 * tree-vect-slp.c: New file.
25019 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25021 * optc-gen.awk: Warn if an option flag has multiple different
25024 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25026 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25027 -floop-block): Document dependences on PPL, CLooG and Graphite.
25029 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25031 PR rtl-optimization/323
25032 * c-common.c (c_fully_fold, convert_and_check,
25033 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25034 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25035 * c-common.def (EXCESS_PRECISION_EXPR): New.
25036 * c-cppbuiltin.c (builtin_define_float_constants): Define
25037 constants with enough digits for long double.
25038 * c-lex.c (interpret_float): Interpret constant with excess
25039 precision where appropriate.
25040 * c-opts.c (c_common_post_options): Set
25041 flag_excess_precision_cmdline. Give an error for
25042 -fexcess-precision=standard for C++ for processors where the
25043 option is significant.
25044 * c-parser.c (c_parser_conditional_expression): Handle excess
25045 precision in condition.
25046 * c-typeck.c (convert_arguments): Handle arguments with excess
25048 (build_unary_op): Move excess precision outside operation.
25049 (build_conditional_expr): Likewise.
25050 (build_compound_expr): Likewise.
25051 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25052 (build_modify_expr): Handle excess precision in RHS.
25053 (convert_for_assignment): Handle excess precision in converted
25055 (digest_init, output_init_element, process_init_element): Handle
25056 excess precision in initializer.
25057 (c_finish_return): Handle excess precision in return value.
25058 (build_binary_op): Handle excess precision in operands and add
25059 excess precision as needed for operation.
25060 * common.opt (-fexcess-precision=): New option.
25061 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25062 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25063 For standard excess precision, output explicit conversion to and
25064 truncation from XFmode.
25065 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25066 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25067 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25068 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25069 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25070 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25071 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25072 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25073 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25074 define_splits, sqrt<mode>2): Disable where appropriate for
25075 standard excess precision.
25076 * convert.c (convert_to_real): Do not shorten arithmetic to type
25077 for which excess precision would be used.
25078 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25079 * doc/invoke.texi (-fexcess-precision=): Document option.
25080 (-mfpmath=): Correct index entry.
25081 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25082 flag_excess_precision): New.
25083 * langhooks.c (lhd_post_options): Set
25084 flag_excess_precision_cmdline.
25085 * opts.c (common_handle_option): Handle -fexcess-precision=.
25086 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25087 init_excess_precision): New.
25088 (lang_dependent_init_target): Call init_excess_precision.
25089 * tree.c (excess_precision_type): New.
25090 * tree.h (excess_precision_type): Declare.
25092 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25095 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25096 non-lvalue to component.
25098 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25100 PR preprocessor/34695
25101 * Makefile.in (c-opts.o): Depend on c-tree.h.
25102 * c-common.c: Move down include of diagnostic.h.
25103 (done_lexing, c_cpp_error): New.
25104 * c-common.h (done_lexing): Declare.
25105 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25107 * c-opts.c: Include c-tree.h.
25108 (c_common_init_options): Set preprocessor error callback.
25109 (c_common_handle_option): Do not set preprocessor
25110 inhibit_warnings, warnings_are_errors, warn_system_headers,
25111 pedantic_errors or inhibit_warnings flags.
25112 (c_common_post_options): Do not check cpp_errors (parse_in).
25113 (c_common_finish): Do not output dependencies if there were
25114 errors. Do not check return value of cpp_finish.
25115 * c-ppoutput.c (pp_file_change): Set input_location.
25116 * c-tree.h (c_cpp_error): Declare.
25117 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25119 (diagnostic_build_prefix): Check override_column.
25120 * diagnostic.h (diagnostic_info): Add override_column field.
25121 (diagnostic_override_column): Define.
25123 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25125 * c-common.c (c_expand_expr, c_staticp): Remove.
25126 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25127 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25128 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25129 * c-gimplify.c (gimplify_compound_literal_expr,
25130 optimize_compound_literals_in_ctor): Remove.
25131 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25132 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25133 * c-semantics.c (emit_local_var): Remove.
25135 * langhooks-def.h (lhd_expand_expr): Remove.
25136 * langhooks.c (lhd_expand_expr): Remove.
25137 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25139 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25140 handling from c-semantics.c; don't call into langhook.
25141 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25142 * gimplify.c (gimplify_compound_literal_expr,
25143 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25144 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25145 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25146 as was done in c-gimplify.c.
25147 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25148 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25149 Move from c-common.h.
25150 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25152 * tree.c (staticp): Do not call langhook.
25153 * langhooks.c (lhd_staticp): Delete.
25154 * langhooks-def.h (lhd_staticp): Delete prototype.
25155 (LANG_HOOKS_STATICP): Delete.
25156 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25158 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25159 instead of DECL_STMTs.
25161 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25169 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25171 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25172 contained expression.
25173 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25174 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25175 conditional expressions for C.
25176 (decl_constant_value_for_optimization): Move from
25177 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25178 whether optimizing and that the expression is a VAR_DECL not of
25179 array type instead of doing such checks in the caller. Do not
25180 check pedantic. Call gcc_unreachable for C++.
25181 * c-common.def (C_MAYBE_CONST_EXPR): New.
25182 * c-common.h (c_fully_fold, c_save_expr,
25183 decl_constant_value_for_optimization): New prototypes.
25184 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25185 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25186 EXPR_INT_CONST_OPERANDS): Define.
25187 * c-convert.c (convert): Strip nops from expression.
25188 * c-decl.c (groktypename): Take extra parameters expr and
25189 expr_const_operands. Update call to grokdeclarator.
25190 (start_decl): Update call to grokdeclarator. Add statement for
25191 expressions used in type of decl.
25192 (grokparm): Update call to grokdeclarator.
25193 (push_parm_decl): Update call to grokdeclarator.
25194 (build_compound_literal): Add parameter non_const and build a
25195 C_MAYBE_COSNT_EXPR if applicable.
25196 (grokdeclarator): Take extra parameters expr and
25197 expr_const_operands. Track expressions used in declaration
25198 specifiers and declarators. Fold array sizes and track whether
25199 they are constant expressions and whether they are integer
25200 constant expressions.
25201 (parser_xref_tag): Set expr and expr_const_operands fields in
25203 (grokfield): Update call to grokdeclarator.
25204 (start_function): Update call to grokdeclarator.
25205 (build_null_declspecs): Set expr and expr_const_operands fields in
25207 (declspecs_add_type): Handle expressions in typeof specifiers.
25208 * c-parser.c (c_parser_declspecs): Set expr and
25209 expr_const_operands fields for declaration specifiers.
25210 (c_parser_enum_specifier): Likewise.
25211 (c_parser_struct_or_union_specifier): Likewise.
25212 (c_parser_typeof_specifier): Likewise. Update call to
25213 groktypename. Fold expression as needed. Return expressions with
25214 type instead of adding statements.
25215 (c_parser_attributes): Update calls to c_parser_expr_list.
25216 (c_parser_statement_after_labels): Fold expression before passing
25217 to objc_build_throw_stmt.
25218 (c_parser_condition): Fold expression.
25219 (c_parser_asm_operands): Fold expression.
25220 (c_parser_conditional_expression): Use c_save_expr. Update call
25221 to build_conditional_expr.
25222 (c_parser_alignof_expression): Update call to groktypename.
25223 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25224 original_code. Fold expression argument of va_arg. Create
25225 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25226 argument to va_arg. Update calls to groktypename. Fold array
25227 index for offsetof. Verify that first argument to
25228 __builtin_choose_expr has integer type.
25229 (c_parser_postfix_expression_after_paren_type): Update calls to
25230 groktypename and build_compound_literal. Handle expressions with
25231 side effects in type name.
25232 (c_parser_postfix_expression_after_primary): Update call to
25233 c_parser_expr_list. Set original_code for calls to
25234 __builtin_constant_p.
25235 (c_parser_expr_list): Take extra parameter fold_p. Fold
25236 expressions if requested.
25237 (c_parser_objc_type_name): Update call to groktypename.
25238 (c_parser_objc_synchronized_statement): Fold expression.
25239 (c_parser_objc_receiver): Fold expression.
25240 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25241 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25242 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25243 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25244 (struct c_typespec): Add elements expr and expr_const_operands.
25245 (struct c_declspecs): Add elements expr and expr_const_operands.
25246 (groktypename, build_conditional_expr, build_compound_literal):
25248 (in_late_binary_op): Declare.
25249 * c-typeck.c (note_integer_operands): New function.
25250 (in_late_binary_op): New variable.
25251 (decl_constant_value_for_broken_optimization): Move to c-common.c
25252 and rename to decl_constant_value_for_optimization.
25253 (default_function_array_conversion): Do not strip nops.
25254 (default_conversion): Do not call
25255 decl_constant_value_for_broken_optimization.
25256 (build_array_ref): Do not fold result.
25257 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25258 result when operand is a VLA.
25259 (c_expr_sizeof_type): Update call to groktypename. Handle
25260 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25261 result when operand names a VLA type.
25262 (build_function_call): Update call to build_compound_literal.
25263 Only fold result for calls to __builtin_* functions. Strip
25264 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25265 the function designator.
25266 (convert_arguments): Fold arguments. Update call to
25267 convert_for_assignment.
25268 (build_unary_op): Handle increment and decrement of
25269 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25270 decrement earlier. Fold operand of increment and decrement.
25271 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25272 built for integer operand. Wrap returns that are INTEGER_CSTs
25273 without being integer constant expressions or that have integer
25274 constant operands without being INTEGER_CSTs.
25275 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25276 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25277 result is an integer constant expression or can be used in
25278 unevaluated parts of one and avoid folding and wrap as
25279 appropriate. Fold operands before possibly doing -Wsign-compare
25281 (build_compound_expr): Wrap result for C99 if operands can be used
25282 in integer constant expressions.
25283 (build_c_cast): Update call to digest_init. Do not ignore
25284 overflow from casting floating-point constants to integers. Wrap
25285 results that could be confused with integer constant expressions,
25286 null pointer constants or floating-point constants.
25287 (c_cast_expr): Update call to groktypename. Handle expressions
25288 included in type name.
25289 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25290 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25291 Update calls to convert_for_assignment.
25292 (convert_for_assignment): Take new parameter
25293 null_pointer_constant. Do not strip nops or call
25294 decl_constant_value_for_broken_optimization. Set
25295 in_late_binary_op for conversions to boolean.
25296 (store_init_value): Update call to digest_init.
25297 (digest_init): Take new parameter null_pointer_constant. Do not
25298 call decl_constant_value_for_broken_optimization. pedwarn for
25299 initializers not constant expressions. Update calls to
25300 convert_for_assignment.
25301 (constructor_nonconst): New.
25302 (struct constructor_stack): Add nonconst element.
25303 (really_start_incremental_init, push_init_level, pop_init_level):
25304 Handle constructor_nonconst and nonconst element.
25305 (set_init_index): Call constant_expression_warning for array
25307 (output_init_element): Fold value. Set constructor_nonconst as
25308 applicable. pedwarn for initializers not constant expressions.
25309 Update call to digest_init. Call constant_expression_warning
25310 where constant initializers are required.
25311 (process_init_element): Use c_save_expr.
25312 (c_finish_goto_ptr): Fold expression.
25313 (c_finish_return): Fold return value. Update call to
25314 convert_for_assignment.
25315 (c_start_case): Fold switch expression.
25316 (c_process_expr_stmt): Fold expression.
25317 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25318 ensure statement expression is not evaluated in constant expression.
25319 (build_binary_op): Track whether results are integer constant
25320 expressions or may occur in such, disable folding and wrap results
25321 as applicable. Fold operands for -Wsign-compare warnings unless
25323 (c_objc_common_truthvalue_conversion): Handle results folded to
25324 integer constants that are not integer constant expressions.
25325 * doc/extend.texi: Document when typeof operands are evaluated,
25326 that condition of __builtin_choose_expr is an integer constant
25327 expression, and more about use of __builtin_constant_p in
25330 2009-03-29 Richard Guenther <rguenther@suse.de>
25332 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25333 propagate addresses of array references.
25335 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25337 * regmove.c (perhaps_ends_bb_p): Remove.
25338 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25339 from INSN and check that the main loop stays within that basic block.
25340 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25341 (regmove_forward_pass): Split out from regmove_optimize. Use
25342 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25343 (regmove_backward_pass): Split out from regmove_optimize. Use
25344 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25345 (regmove_optimize): Simplify.
25347 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25350 * config/i386/i386.c (classify_argument): Ignore flexible array
25351 member in struct and warn ABI change.
25353 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25355 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25357 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25358 (ix86_adjust_cost): Updated.
25360 2009-03-29 Jan Hubicka <jh@suse.cz>
25362 PR middle-end/28850
25363 * tree-pass.h (pass_cleanup_eh): New function.
25364 (remove_unreachable_regions): Break code handling RTL
25365 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25366 that can not be reached by runtime.
25367 (can_be_reached_by_runtime): New function.
25368 (label_to_region_map): New function.
25369 (num_eh_regions): New function.
25370 (rtl_remove_unreachable_regions): New function.
25371 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25372 (remove_eh_region): New function.
25373 * except.h: Include sbitmap and vecprim.
25374 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25375 num_eh_regions): Declare.
25376 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25377 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25378 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25379 (tree_empty_eh_handler_p): New function.
25380 (cleanup_empty_eh): New function.
25381 (cleanup_eh): New function.
25382 (pass_cleanup_eh): New function.
25384 2009-03-29 Jan Hubicka <jh@suse.cz>
25386 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25387 for removed regions.
25389 2009-03-29 Jan Hubicka <jh@suse.cz>
25391 * except.c (dump_eh_tree): Dump all datastructures.
25393 2009-03-29 Jan Hubicka <jh@suse.cz>
25395 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25396 (duplicate_eh_regions_1): Likewise.
25397 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25398 vector; call EH verification.
25399 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25400 Be ready for region being removed.
25402 2009-03-29 Jan Hubicka <jh@suse.cz>
25404 * bitmap.c (bitmap_last_set_bit): New function.
25405 * bitmap.h (bitmap_last_set_bit): Declare.
25407 2009-03-29 David Ayers <ayers@fsfe.org>
25410 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25411 by calling objc_compare_types and surpress warnings about
25412 incompatible C pointers that are compatible ObjC pointers.
25414 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25416 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25417 call initialize_inline_failed.
25418 (initialize_inline_failed): Move it from here ...
25419 * cgraph.c (initialize_inline_failed): ... to here.
25420 (cgraph_create_edge): Call initialize_inline_failed rather than
25421 setting inline_failed directly.
25423 2009-03-29 Ben Elliston <bje@au.ibm.com>
25426 * sysv4.opt (msdata): Improve comment.
25427 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25428 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25430 2009-03-29 Ben Elliston <bje@au.ibm.com>
25433 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25434 load and store attributes.
25436 2009-03-29 Ben Elliston <bje@au.ibm.com>
25438 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25439 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25440 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25441 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25442 __builtin_infq and __builtin_huge_valq.
25444 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25446 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25448 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25449 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25451 2009-03-28 Xinliang David Li <davidxl@google.com>
25453 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25454 (do_dbg_cnt): New function.
25456 2009-03-28 Jan Hubicka <jh@suse.cz>
25458 Merge from pretty-ipa:
25460 2009-03-27 Jan Hubicka <jh@suse.cz>
25462 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25463 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25464 * passes.c (function_called_by_processed_nodes_p): New.
25465 * ipa-pure-const.c (check_call): Fix handling of operands.
25466 (analyze_function): Dump debug output for skipped bodies.
25467 (local_pure_const): Use function_called_by_processed_nodes_p.
25468 * dwarf2out.c (reference_to_unused): Use output.
25469 * passes.c (do_per_function_toporder): Likewise.
25471 2008-11-12 Jan Hubicka <jh@suse.cz>
25473 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25474 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25475 state_set_in_source enum
25476 (check_decl): Ignore memory tags; do not set fake looping flags;
25478 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25479 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25480 (check_call, analyze_function): Rewrite.
25482 (add_new_function): Update call of analyze_function.
25483 (generate_summary): Add call of analyze_function.
25484 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25485 (local_pure_const): New function.
25486 (pass_local_pure_const): New pass.
25487 * ipa-inline.c (inline_transform): Set after_inlining.
25488 * tree-eh.c (stmt_can_throw_external): New.
25489 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25490 work with aliasing built.
25491 * tree-flow.h (stmt_can_throw_external): New.
25492 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25493 and local pure/const pass in early and late optimization queue.
25495 2009-03-28 Martin Jambor <mjambor@suse.cz>
25497 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25499 (fold_binary): Allow function decl aligment consideration is the
25500 second argument is integer constant one.
25501 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25502 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25503 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25505 2009-03-28 Jan Hubicka <jh@suse.cz>
25507 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25508 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25509 * function.h (rtl_data): Add nothrow flag.
25510 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25511 set DECL_NOTHROW for AVAILABLE functions.
25513 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25515 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25516 following vector keyword has expansion starting with pixel or bool
25517 keyword, expand vector to __vector and pixel or bool to __pixel or
25521 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25522 warn_if_disallowed_function_p): Removed.
25523 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25524 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25525 warning_if_disallowed_function_p.
25526 * flags.h (warn_if_disallowed_function_p,
25527 warn_disallowed_functions): Removed.
25528 * common.opt (Wdisallowed-function-list=): Removed.
25529 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25531 2009-03-28 Richard Guenther <rguenther@suse.de>
25533 PR tree-optimization/38723
25534 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25537 2009-03-28 Jan Hubicka <jh@suse.cz>
25539 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25540 test introduced by my previous patch.
25542 2009-03-28 Richard Guenther <rguenther@suse.de>
25544 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25545 the PHIs value undefined.
25547 2009-03-28 Jan Hubicka <jh@suse.cz>
25549 * tree-pass.h (pass_fixup_cfg): New pass.
25550 * ipa-inline.c (inline_transform): Set
25551 always_inline_functions_inlined/after_inlining.
25552 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25553 (pass_fixup_cfg): New pass.
25554 * passes.c (init_optimization_passes): Add fixup_cfg.
25556 2009-03-28 Richard Guenther <rguenther@suse.de>
25558 PR tree-optimization/38458
25559 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25560 argument use the arguments copy-of value.
25562 2009-03-28 Richard Guenther <rguenther@suse.de>
25564 PR tree-optimization/38180
25565 * tree-ssa-ccp.c (get_default_value): Simplify.
25566 (likely_value): Likewise.
25567 (surely_varying_stmt_p): Properly handle VOP case.
25568 (ccp_initialize): Likewise.
25569 (ccp_fold): Handle propagating through *&.
25570 (fold_const_aggregate_ref): Also handle decls.
25572 2009-03-28 Jan Hubicka <jh@suse.cz>
25574 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25575 * cgraph.h (cgraph_node): Likewise.
25576 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25577 (cgraph_reset_node): Use process flag.
25578 (cgraph_mark_functions_to_output): Likewise.
25579 (cgraph_expand_function): Likewise.
25580 (cgraph_expand_all_functions): Likewise.
25581 (cgraph_output_in_order): Likewise.
25582 * dwarf2out.c (reference_to_unused): Likewise.
25583 * passes.c do_per_function_toporder): Likewise.
25585 2009-03-28 Jan Hubicka <jh@suse.cz>
25587 Bring from lto-branch:
25589 2008-09-03 Doug Kwan <dougkwan@google.com>
25591 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25592 enums instead of reason strings.
25593 * cgraph.c (cgraph_create_edge): Same.
25594 (cgraph_inline_failed_string): New function.
25595 * cgraph.h (cgraph_inline_failed_t): New enum type.
25596 (cgraph_inline_failed_string): New prototype.
25597 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25598 char pointer to cgraph_inline_failed_t.
25599 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25600 (cgraph_default_inline_p): Ditto.
25601 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25602 to cgraph_inline_failed_t pointer.
25603 * cif-code.def: New file.
25604 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25606 (cgraph_check_inline_limits): Change type of REASON to pointer to
25607 cgraph_inline_failed_t. Replace reason strings with enums.
25608 (cgraph_default_inline_p): Ditto.
25609 (cgraph_recursive_inlining_p): Ditto.
25610 (update_caller_keys): Change type of FAILED_REASON to
25611 cgraph_inline_failed_t.
25612 (cgraph_set_inline_failed): Change type of REASON to pointer to
25613 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25614 convert enums to strings for text output.
25615 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25616 to be of type cgraph_inline_failed_t. Replace reason strings with
25617 enums. Call cgraph_inline_failed_string to covert enums
25618 to strings for text output.
25619 (cgraph_decide_inlining): Replace reason strings with enums.
25620 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25621 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25623 * tree-inline.c (expand_call_inline): Change type of REASON
25624 to cgraph_inline_failed_t. Replace reason strings with enums.
25625 Call cgraph_inline_failed_string for text output.
25626 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25629 2009-03-28 Jan Hubicka <jh@suse.cz>
25631 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25632 cgraph_clone_node): Remove master clone handling.
25633 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25634 * cgraph.h (master_clone): Remove.
25635 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25636 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25637 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25639 2009-03-28 Jan Hubicka <jh@suse.cz>
25641 * cgraph.c (cgraph_function_body_availability): Functions declared
25642 inline are always safe to assume that it is not going to be replaced.
25644 2009-03-28 Richard Guenther <rguenther@suse.de>
25646 PR tree-optimization/38513
25647 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25648 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25649 EXC_PTR_EXPR and FILTER_EXPR.
25650 (get_ref_from_reference_ops): Likewise.
25652 2009-03-28 Richard Guenther <rguenther@suse.de>
25654 PR tree-optimization/38968
25655 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25656 Use FLOOR_MOD_EXPR to compute misalignment.
25658 2009-03-28 Richard Guenther <rguenther@suse.de>
25660 PR tree-optimization/37795
25661 * tree.h (combine_comparisons): Declare.
25662 * fold-const.c (combine_comparisons): Export.
25663 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25665 (ifcombine_iforif): Use combine_comparisons.
25667 2009-03-28 Jan Hubicka <jh@suse.cz>
25669 * tree-eh.c (inlinable_call_p): New function.
25670 (make_eh_edges): Use it.
25671 (verify_eh_edges): Use it.
25672 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25673 * except.c (reachable_next_level): Add inlinable_function argument
25674 (sjlj_find_directly_reachable_regions): Update.
25675 (add_reachable_handler): Do not set saw_any_handlers.
25676 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25677 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25678 Add new inlinable call parameter.
25679 (can_throw_internal, can_throw_external): Update.
25680 * except.h (can_throw_internal_1, can_throw_external_1,
25681 foreach_reachable_handler): Update declaration.
25683 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25685 * config/arm/t-arm-coff, config/h8300/coff.h,
25686 config/i386/i386-aout.h, config/i386/i386-coff.h,
25687 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25688 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25689 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25690 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25691 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25692 sys-types.h: Remove.
25693 * Makefile.in: Remove protoize and fixproto support and references
25695 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25696 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25698 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25699 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25700 unprotoize$(exeext).
25701 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25702 (.PHONY): Don't depend on proto.
25703 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25704 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25705 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25706 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25707 build/gen-protos.o, build/scan.o, xsys-protos.h,
25708 build/fix-header$(build_exeext), build/fix-header.o,
25709 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25710 stmp-install-fixproto): Remove.
25711 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25712 SYSCALLS.c or fixproto files.
25713 (install-common): Don't install protoize.
25714 (install-headers-tar, install-headers-cpio, install-headers-cp):
25715 Don't depend on $(STMP_FIXPROTO).
25716 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25717 install fixproto files or write out fixproto settings.
25718 (uninstall): Don't uninstall protoize.
25719 * config.gcc (use_fixproto): Remove.
25720 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25721 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25722 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25723 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25724 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25725 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25726 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25727 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25728 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25729 * config/t-vxworks (STMP_FIXPROTO): Remove.
25730 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25731 STMP_FIXPROTO): Remove.
25732 * config.in, configure: Regenerate.
25733 * crtstuff.c (gid_t, uid_t): Don't undefine.
25734 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25735 (arm-*-coff, arm-*-aout: Remove target entries.
25736 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25737 Remove mention of AIX 4.1.
25738 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25739 * doc/invoke.texi (Running Protoize): Remove.
25740 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25741 (Protoize Caveats): Remove.
25742 * tsystem.h: Update comments on headers assumed to exist.
25744 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25746 * genautomata.c: Add a new year to the copyright. Add a new
25748 (struct insn_reserv_decl): Add comments for member bypass_list.
25749 (find_bypass): Remove.
25750 (insert_bypass): New.
25751 (process_decls): Use insert_bypass.
25752 (output_internal_insn_latency_func): Output all bypasses with the
25753 same input insn in one switch case.
25755 * rtl.def (define_bypass): Describe bypass choice.
25756 * doc/md.texi (define_bypass): Ditto.
25758 2009-03-27 Richard Guenther <rguenther@suse.de>
25760 * gimplify.c (mark_addressable): Export.
25761 * tree-flow.h (mark_addressable): Declare.
25762 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25763 * tree-ssa.c (verify_phi_args): Verify that address taken
25764 variables have TREE_ADDRESSABLE set.
25766 2009-03-27 Richard Guenther <rguenther@suse.de>
25768 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25769 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25770 Do not mark decls TREE_ADDRESSABLE.
25771 (build_fold_addr_expr): Adjust.
25772 (fold_addr_expr): Remove.
25773 (fold_unary): Use build_fold_addr_expr.
25774 (fold_comparison): Likewise.
25775 (split_address_to_core_and_offset): Likewise.
25776 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25778 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25779 (gimplify_modify_expr_to_memcpy): Mark source and destination
25781 * omp-low.c (create_omp_child_function): Mark the object decl
25783 (lower_rec_input_clauses): Mark the var we take the address of
25785 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25787 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25789 PR middle-end/39315
25790 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25791 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25793 2009-03-27 Richard Guenther <rguenther@suse.de>
25795 PR tree-optimization/39120
25796 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25798 (handle_lhs_call): Process return constraints. Add escape
25799 constraints if necessary.
25800 (handle_const_call): Fill out return constraints. Make nested
25801 case more precise. Avoid consttmp if possible.
25802 (handle_pure_call): Fill out return constraints. Avoid
25803 callused if possible.
25804 (find_func_aliases): Simplify call handling.
25806 2009-03-27 Richard Guenther <rguenther@suse.de>
25808 PR tree-optimization/39120
25809 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25810 as a representative.
25811 (solve_graph): Do propagate CALLUSED.
25812 (handle_pure_call): Use a scalar constraint from CALLUSED for
25814 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25817 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25820 * c-common.c (handle_aligned_attribute): Properly check alignment
25821 overflow. Use (1U << i) instead of (1 << i).
25823 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25825 * expr.h (get_mem_align_offset): Updated.
25827 * tree.h (tree_decl_common): Change align to "unsigned int" and
25828 move it before pointer_alias_set.
25830 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25831 Jakub Jelinek <jakub@redhat.com>
25834 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25835 gr_register_operand with gr_reg_or_0_operand.
25836 (cmpxchg_rel_di): Likewise.
25837 (sync_lock_test_and_set<mode>): Likewise.
25839 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25841 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25842 (true_regnum): Likewise.
25844 * rtlanal.c (subreg_info): Moved to ...
25845 * rtl.h (subreg_info): Here. New.
25846 (subreg_get_info): New.
25848 * rtlanal.c (subreg_get_info): Make it extern.
25850 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25853 * config/i386/i386.c (ix86_abi): New.
25854 (override_options): Handle -mabi=.
25855 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25856 (ix86_call_abi_override): Likewise.
25857 (init_cumulative_args): Likewise.
25858 (function_arg_advance): Likewise.
25859 (function_arg_64): Likewise.
25860 (function_arg): Likewise.
25861 (ix86_pass_by_reference): Likewise.
25862 (ix86_function_value_regno_p): Likewise.
25863 (ix86_build_builtin_va_list_abi): Likewise.
25864 (setup_incoming_varargs_64): Likewise.
25865 (is_va_list_char_pointer): Likewise.
25866 (ix86_init_machine_status): Likewise.
25867 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25868 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25869 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25870 (ix86_function_abi): Make it static and return enum calling_abi.
25871 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25873 (ix86_fn_abi_va_list): Updated.
25875 * config/i386/i386.h (ix86_abi): New.
25876 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25877 (CONDITIONAL_REGISTER_USAGE): Likewise.
25878 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25879 (machine_function): Likewise.
25881 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25883 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25884 (STACK_BOUNDARY): Likewise.
25885 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25887 * config/i386/i386.opt (mabi=): New.
25889 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25890 return enum calling_abi.
25891 (ix86_function_type_abi): Likewise.
25892 (ix86_function_abi): Removed.
25894 * doc/invoke.texi: Document -mabi= option for x86.
25896 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25898 * builtins.c (real_dconstp): Delete.
25899 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25901 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25902 Jakub Jelinek <jakub@redhat.com>
25905 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25906 (gen_subprogram_die): When a function is explicit, generate the
25907 DW_AT_explicit attribute.
25908 * langhooks.h (struct lang_hooks_for_decls): Add
25909 function_decl_explicit_p langhook.
25910 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25911 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25913 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25915 * builtins.c (fold_builtin_memory_op): Optimize memmove
25916 into memcpy if we can prove source and destination don't overlap.
25918 * tree-inline.c: Include gt-tree-inline.h.
25919 (clone_fn_id_num): New variable.
25920 (clone_function_name): New function.
25921 (tree_function_versioning): Use it.
25922 * Makefile.in (GTFILES): Add tree-inline.c.
25924 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25926 * BASE-VER: Change to 4.5.0.
25928 2009-03-27 Xinliang David Li <davidxl@google.com>
25930 PR tree-optimization/39557
25931 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25933 2009-03-27 Xinliang David Li <davidxl@google.com>
25935 PR tree-optimization/39548
25936 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25939 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25941 * c-common.c (pointer_int_sum): Use %wd on return from
25944 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25946 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25947 on return from tree_low_cst.
25949 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25952 * ginclude/stdarg.h (va_copy): Define also for
25953 __GXX_EXPERIMENTAL_CXX0X__.
25955 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25958 * builtins.h (c_strlen): Do not warn here.
25959 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25960 * c-common.c (pointer_int_sum): Take an explicit location.
25961 Warn about offsets out of bounds.
25962 * c-common.h (pointer_int_sum): Adjust declaration.
25964 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25966 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25969 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25972 * opts.c (warn_if_disallowed_function_p): Don't assume
25973 get_callee_fndecl must return non-NULL.
25975 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25977 PR rtl-optimization/39522
25978 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25979 when reg_reloaded_valid is set.
25981 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25983 * config/spu/divv2df3.c: New file.
25984 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25985 (DPBIT_FUNCS): Filter out _div_df.
25987 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25989 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25990 a jump insn, count that jump in the distance to the loop start.
25992 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25995 * config/sh/sh.c (calc_live_regs): Fix condition for global
25996 registers except PIC_OFFSET_TABLE_REGNUM.
25998 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26001 * doc/invoke.texi (-mconsole): New.
26003 (-mno-cygwin): New.
26005 (-mnop-fun-dllimport): New.
26009 (sub section "i386 and x86-64 Windows Options"): New.
26011 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26013 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26014 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26016 2009-03-25 Richard Guenther <rguenther@suse.de>
26018 PR middle-end/39497
26019 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26022 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26024 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26025 neither of haifa/selective schedulers are working.
26027 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26029 * doc/invoke.texi (Debugging Options): Fix description of
26030 -fno-merge-debug-strings.
26032 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26034 * config/cris/libgcc.ver: New version-script.
26035 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26037 * configure.ac <GAS features, nop mnemonic>: Add pattern
26038 crisv32-*-* for "nop".
26039 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26040 * configure: Regenerate.
26042 2009-03-24 Ira Rosen <irar@il.ibm.com>
26044 PR tree-optimization/39529
26045 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26046 mark_sym_for_renaming for the tag copied to the new vector
26049 2009-03-24 Arthur Loiret <aloiret@debian.org>
26051 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26052 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26053 EXTRA_SPEC_FUNCTIONS.
26054 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26055 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26056 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26057 -march and -mtune options.
26059 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26061 * config/m68k/t-rtems: Add m5329 multilib.
26063 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26064 Jakub Jelinek <jakub@redhat.com>
26067 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26070 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26073 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26074 instead of c_parser_expression_conv, if original_code isn't one of the
26075 4 allowed comparison codes, fail.
26077 2009-03-23 Richard Guenther <rguenther@suse.de>
26079 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26080 * tree.h (struct tree_type): Likewise.
26081 * reload.h (struct insn_chain): Likewise.
26082 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26083 * function.h (struct function): Likewise.
26084 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26086 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26088 PR tree-optimization/39516
26089 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26091 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26093 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26094 should be set true if BITS_PER_WORD of target is bigger than 32
26096 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26098 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26099 Translate -B-options to -rpath-link. Correct existing
26100 rpath-link and conditionalize on !nostdlib.
26102 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26104 * doc/extend.texi (Function Attributes, Variable Attributes):
26106 * doc/invoke.texi (Debugging Options, Optimize Options)
26107 (i386 and x86-64 Options, MCore Options): Likewise.
26109 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26112 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26113 it for block local namespace aliases.
26114 (gen_decl_die): Pass context_die to gen_namespace_die.
26116 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26119 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26120 minimum or maximum value.
26122 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26124 * reginfo.c (globalize_reg): Recompute derived reg sets.
26126 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26129 * libgcc2.c (mprotect): Do not use signed arguments for
26130 VirtualProtect, use DWORD arguments. Also fix the 'may
26131 be used uninitialized' warning for the np variable.
26133 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26136 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26137 functions using regparm calling conventions when not optimizing.
26138 (ix86_function_sseregparm): Similarly for sseregparm calling
26141 2009-03-19 Li Feng <nemokingdom@gmail.com>
26143 PR middle-end/39500
26144 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26145 dependence if the first conflict is after niter iterations.
26147 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26149 PR middle-end/38609
26150 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26151 functions with dynamic stack-pointer adjustments.
26153 2009-03-19 Ben Elliston <bje@au.ibm.com>
26155 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26156 option; change to -msdata=data.
26158 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26160 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26163 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26166 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26168 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26170 * doc/invoke.texi (Code Gen Options): Expand discussion of
26173 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26175 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26176 * matrix-reorg.c (struct matrix_info): Likewise.
26177 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26178 * rtl.h (struct mem_attrs): Likewise.
26179 * df.h (struct df): Likewise.
26180 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26181 * ira-int.h (struct ira_allocno): Likewise.
26182 * df-scan.c (struct df_collection_rec): Likewise.
26183 * ira.c (struct equivalence): Likewise.
26184 * function.c (struct temp_slot): Likewise.
26185 * cfgloop.h (struct loop): Likewise.
26188 * function.c (use_register_for_decl): When not optimizing, disregard
26189 register keyword for variables with types containing methods.
26191 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26193 PR middle-end/39447
26194 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26195 (is_simple_operand): Call contains_component_ref_p before calling data
26196 reference analysis that would fail on COMPONENT_REFs.
26198 * tree-vrp.c (search_for_addr_array): Fix formatting.
26200 2009-03-18 Richard Guenther <rguenther@suse.de>
26202 * tree-vect-transform.c (vect_loop_versioning): Fold the
26203 generated comparisons.
26204 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26205 (slpeel_tree_peel_loop_to_edge): Likewise.
26207 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26209 PR middle-end/37805
26210 * opts.c (print_specific_help): In addition to `undocumented',
26211 accept `separate' and `joined' flags if passed alone. Describe
26212 output by the first matched one of those.
26213 (common_handle_option): Skip over empty strings.
26214 * gcc.c (display_help): Fix help string for `--help='.
26215 * doc/invoke.texi (Option Summary, Overall Options): With
26216 `--help=', classes and qualifiers can both be repeated, but
26217 only the latter can be negated. One should not pass only
26218 negated qualifiers. Fix markup and examples.
26221 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26222 PR middle-end/37805
26223 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26224 and -fhelp=separate.
26226 2009-03-17 Jing Yu <jingyu@google.com>
26228 PR middle-end/39378
26229 * function.h (struct rtl_data): Move is_thunk from here...
26230 (struct function): ...to here.
26231 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26232 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26234 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26236 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26237 (alpha_output_function_end_prologue): Likewise.
26238 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26239 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26240 (rs6000_output_function_epilogue): Likewise.
26241 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26243 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26246 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26247 from different units in a single alternative.
26248 (*truncdfsf_i387): Ditto.
26249 (*truncxfsf2_mixed): Ditto.
26250 (*truncxfdf2_mixed): Ditto.
26252 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26254 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26255 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26258 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26259 unused non-artificial variables when not optimizing.
26262 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26263 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26264 NAMESPACE_DECL in its DECL_INITIAL.
26266 PR middle-end/39443
26267 * optabs.c (set_user_assembler_libfunc): New function.
26268 * expr.h (set_user_assembler_libfunc): New prototype.
26269 * c-common.c: Include libfuncs.h.
26270 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26271 for memcmp, memset, memcpy, memmove and abort.
26272 * Makefile.in (c-common.o): Depend on libfuncs.h.
26275 * dwarf2out.c (gen_inlined_enumeration_type_die,
26276 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26277 gen_tagged_type_instantiation_die): Removed.
26278 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26281 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26284 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26286 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26287 (check-parallel-%): Ditto.
26288 (check-consistency): Ditto.
26290 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26292 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26293 local variable rhs by NULL_TREE.
26295 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26298 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26300 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26303 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26305 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26308 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26309 for ms->sysv ABI calls only in 64bit mode.
26311 * config/i386/i386.md (untyped_call): Support 32bit.
26313 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26315 * doc/extend.texi: Replace x86_65 with x86_64.
26317 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26319 PR tree-optimization/39455
26320 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26321 mismatches for POINTER_TYPE_P (type).
26322 (number_of_iterations_le): Likewise.
26324 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26326 * config/picochip/picochip.c: Removed profiling support.
26327 * config/picochip/picochip.md: Removed profiling instruction.
26328 * config/picochip/picochip.h: Removed profiling builtin.
26330 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26332 * doc/install.texi (--with-host-libstdcxx): Document.
26334 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26337 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26338 generate a warning if the function name does not begin with
26339 "__vector" and the function has either the 'signal' or 'interrupt'
26340 attribute, from here to ...
26341 (avr_declare_function_name): ...here. New function.
26342 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26343 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26345 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26348 * cse.c (fold_rtx): Don't modify original const_arg1 when
26349 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26350 separate variable instead.
26351 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26352 from out of range shift counts.
26353 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26355 2009-03-13 Catherine Moore <clm@codesourcery.com>
26357 * config/i386/x-mingw32 (host-mingw32.o): Replace
26358 diagnostic.h with $(DIAGNOSTIC_H).
26360 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26363 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26365 * config/i386/sync.md (sync_compare_and_swap<mode>,
26366 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26367 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26369 (sync_double_compare_and_swapdi_pic,
26370 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26371 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26373 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26376 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26378 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26381 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26382 (avx_addsubv4df3): Likewise.
26383 (*avx_addsubv4sf3): Likewise.
26384 (sse3_addsubv4sf3): Likewise.
26386 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26389 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26391 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26394 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26395 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26396 registers for allocnos created from user-defined variables.
26398 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26401 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26402 of non-integer mode as well.
26404 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26406 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26407 for functions for which the parameter types are unknown.
26409 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26412 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26413 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26414 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26415 * config/i386/i386.c (ix86_local_alignment): For
26416 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26417 long long variables on the stack to avoid dynamic realignment.
26418 Allow the first argument to be a decl rather than type.
26419 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26421 2009-03-11 Nick Clifton <nickc@redhat.com>
26424 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26426 Add description to mno-lsim option.
26427 * config/mcore/mcore.h: Remove comment about deprecated m4align
26429 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26430 * doc/invoke.texi: Add description of mno-lsim and
26431 mstack-increment options.
26433 * config/fr30/fr30.opt: Document the -mno-lsim option.
26434 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26435 and -mno-lsim options.
26437 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26439 * fold-const.c (fold_comparison): Only call fold_inf_compare
26440 if the mode supports infinities.
26442 2009-03-11 Jason Merrill <jason@redhat.com>
26445 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26446 end already did. Notice GIMPLE_CALL modifications of the result.
26447 Don't copy debug information from an ignored decl or a decl from
26450 2009-03-10 Richard Guenther <rguenther@suse.de>
26451 Nathan Froyd <froydnj@codesourcery.com>
26453 PR middle-end/37850
26454 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26455 (__divMODE3): Likewise.
26457 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26459 PR tree-optimization/39394
26460 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26461 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26463 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26465 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26466 inline asms for register asm ("") declarations.
26468 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26470 * fold-const.c (fold_unary): Fix comment.
26472 2009-03-07 Jan Hubicka <jh@suse.cz>
26475 * tree-inline.c (setup_one_parameter): Do replacement of const
26476 argument by constant in SSA form.
26478 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26480 PR middle-end/38028
26481 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26482 determine alignment passed to assign_stack_local.
26483 (assign_parms_unsplit_complex): Likewise.
26484 * except.c (sjlj_build_landing_pads): Likewise.
26486 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26488 PR middle-end/39360
26489 * tree-flow.h (add_referenced_var): Return bool instead of void.
26490 * tree-dfa.c (add_referenced_var): Return result of
26491 referenced_var_check_and_insert call.
26492 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26493 of referenced_var_check_and_insert.
26496 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26497 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26498 DIE, don't emit it if abstract origin already has it.
26499 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26500 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26502 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26504 * genpreds.c (needs_variable): Fix parentheses at variable name
26506 (write_tm_constrs_h): Indent generated code.
26508 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26510 * doc/extend.texi (Function Attributes): Add documentation
26511 for isr attributes.
26513 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26516 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26517 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26519 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26521 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26524 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26527 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26528 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26530 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26532 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26533 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26534 constants instead of magic numbers.
26535 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26537 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26538 (x86_64_ms_abi_int_parameter_registers): Ditto.
26539 (x86_64_int_return_registers): Ditto.
26540 (ix86_maybe_switch_abi): Ditto.
26541 (ix86_expand_call): Ditto for clobbered_registers array.
26542 (ix86_hard_regno_mode_ok): Ditto.
26543 (x86_extended_QIreg_mentioned_p): Ditto.
26545 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26547 PR tree-optimization/39349
26548 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26550 * combine.c (gen_lowpart_for_combine): Use omode when generating
26553 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26555 PR rtl-optimization/39235
26556 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26558 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26560 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26562 2009-03-04 Richard Guenther <rguenther@suse.de>
26564 PR tree-optimization/39362
26565 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26566 that occur in abnormal PHIs should be varying.
26568 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26570 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26572 (simple_iv): Take loop as an argument instead of statement.
26573 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26574 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26576 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26578 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26579 * matrix-reorg.c (analyze_transpose): Ditto.
26580 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26581 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26582 * tree-predcom.c (ref_at_iteration): Ditto.
26583 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26585 2009-03-04 Richard Guenther <rguenther@suse.de>
26587 PR tree-optimization/39358
26588 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26589 escaped_id and callused_id.
26590 (solve_graph): Likewise.
26592 2009-03-04 Richard Guenther <rguenther@suse.de>
26594 PR tree-optimization/39339
26595 * tree-sra.c (try_instantiate_multiple_fields): Make it
26596 no longer ICE on the above.
26598 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26600 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26601 that fits within Pmode.
26603 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26605 PR middle-end/10109
26606 * tm.texi (LIBCALL_VALUE): Update description.
26608 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26610 PR middle-end/34443
26611 * doc/extend.texi (section): Update description.
26613 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26615 PR middle-end/39345
26616 * tree-inline.c (remapped_type): New.
26617 (can_be_nonlocal): Call remapped_type instead of remap_type.
26619 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26622 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26623 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26625 2009-03-03 Richard Guenther <rguenther@suse.de>
26627 PR middle-end/39272
26628 * tree.c (tree_nonartificial_location): New function.
26629 * tree.h (tree_nonartificial_location): Declare.
26630 * builtins.c (expand_builtin_memory_chk): Provide location
26631 of the call location for artificial function pieces.
26632 (maybe_emit_chk_warning): Likewise.
26633 (maybe_emit_sprintf_chk_warning): Likewise.
26634 (maybe_emit_free_warning): Likewise.
26635 * expr.c (expand_expr_real_1): Likewise.
26637 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26639 PR tree-optimization/39343
26640 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26641 COMPONENT_REF t has ARRAY_TYPE.
26643 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26645 PR middle-end/39335
26646 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26647 when the type precision of the induction variable should be
26648 larger than the type precision of nit.
26649 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26650 * graphite.c (graphite_loop_normal_form): Same.
26651 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26653 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26655 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26656 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26657 numbers to describe clobbered registers.
26658 (*call_value_0_rex64_ms_sysv): Ditto.
26659 * config/i386/mmx.md (mmx_emms): Ditto.
26660 (mmx_femms): Ditto.
26662 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26664 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26667 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26669 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26670 (spu_section_type_flags): New function.
26672 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26674 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26675 reg_class_contents of FLOAT_REGS into a temporary.
26677 2009-03-02 Richard Guenther <rguenther@suse.de>
26678 Ira Rosen <irar@il.ibm.com>
26680 PR tree-optimization/39318
26681 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26682 information to the vectorized statement.
26684 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26686 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26687 variable. Use defined names instead of magic constants for REX SSE
26690 2009-03-01 Richard Guenther <rguenther@suse.de>
26692 PR tree-optimization/39331
26693 * omp-low.c (lower_send_shared_vars): Do not receive new
26694 values for the reference of DECL_BY_REFERENCE parms or results.
26696 2009-03-01 Jan Hubicka <jh@suse.cz>
26699 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26700 BLOCK_NONLOCALIZED_VAR): New macros.
26701 (tree_block): Add nonlocalized_vars.
26702 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26703 gen_decl_die): Add origin argument. Allow generation of die with
26704 origin at hand only.
26705 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26706 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26708 (gen_block_die): Fix checking for unused blocks.
26709 (process_scope_var): Break out from .... ; work with origins only.
26710 (decls_for_scope) ... here; process nonlocalized list.
26711 (dwarf2out_ignore_block): Look for nonlocalized vars.
26712 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26714 (dump_scope_block): Dump them.
26715 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26716 (remap_block): Likewise.
26717 (can_be_nonlocal): New predicate.
26718 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26720 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26722 * configure: Regenerate.
26724 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26726 * optc-gen.awk: No need to duplicate option flags twice.
26727 Reuse help texts for duplicate options which do not have any.
26729 * gcc.c (display_help): Document --version.
26731 * gcc.c (main): If print_help_list and verbose_flag, ensure
26732 driver output comes before subprocess output.
26734 * optc-gen.awk: Assign all remaining fields to help string,
26735 space-separated, for multi-line help in *.opt.
26737 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26738 -Wno-pedantic-ms-format is for MinGW targets only.
26740 * doc/options.texi (Option file format): Fix bad indentation,
26741 restoring dropped sentence.
26743 2009-02-28 Jan Hubicka <jh@suse.cz>
26745 * tree-inline.c (tree_function_versioning): Output debug info.
26747 2009-02-28 Jan Hubicka <jh@suse.cz>
26750 * tree-inline.c (setup_one_parameter): Do not copy propagate
26751 arguments when not optimizing.
26753 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26756 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26757 (avx_addsubv4df3): Likewise.
26758 (*avx_addsubv4sf3): Likewise.
26759 (sse3_addsubv4sf3): Likewise.
26760 (*avx_addsubv2df3): Likewise.
26761 (sse3_addsubv2df3): Likewise.
26762 (avx_unpckhps256): Correct item selectors.
26763 (avx_unpcklps256): Likewise.
26764 (avx_unpckhpd256): Likewise.
26765 (avx_unpcklpd256): Likewise.
26767 2009-02-28 Jan Hubicka <jh@suse.cz>
26769 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26771 (copy_arguments_for_versioning): If var is declared don't declare it.
26772 (tree_function_versioning): First setup substitutions and then copy
26775 2009-02-27 Jan Hubicka <jh@suse.cz>
26778 * cgraph.h (varpool_output_debug_info): Remove.
26779 * cgraphunit.c (varpool_output_debug_info): Remove.
26780 * dwarf2out.c (deferred_locations_struct): New struct
26781 (deferred_locations): New type.
26782 (deferred_locations_list): New static var.
26783 (deffer_location): New function.
26784 (gen_variable_die): Use it.
26785 (decls_for_scope): Output info on local static vars.
26786 (dwarf2out_finish): Process deferred locations.
26787 * varpool.c (varpool_output_debug_info): Remove.
26789 2009-02-27 Jan Hubicka <jh@suse.cz>
26792 * tree.h (TREE_PROTECTED): Fix comment.
26793 (BLOCK_HANDLER_BLOCK): Remove.
26794 (struct tree_block): Remove handler_block add body_block.
26795 (inlined_function_outer_scope_p): New.
26796 (is_body_block): Remove.
26797 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26798 * dwarf2out.c (is_inlined_entry_point): Remove.
26799 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26800 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26802 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26803 * gimplify.c (gimplify_expr): Gimplify body blocks.
26804 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26805 block with multiple subblocks.
26806 (dump_scope_block): Prettier output; dump more flags and info.
26807 (dump_scope_blocks): New.
26808 (remove_unused_locals): Use dump_scope_blocks.
26809 * tree-flow.h (dump_scope_blocks): Declare.
26810 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26811 * stmt.c (is_body_block): Remove.
26812 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26813 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26815 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26817 PR middle-end/39308
26818 * graphite.c (graphite_loop_normal_form): Do not call
26819 number_of_iterations_exit from a gcc_assert.
26821 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26823 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26824 jumps if COND is NULL.
26825 (find_cond_jump): New function.
26826 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26827 * config/s390/s390.md: Remove z10_cobra attribute value.
26829 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26831 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26832 force_const_mem returns NULL_RTX.
26834 2009-02-26 Jan Hubicka <jh@suse.cz>
26837 * cgraph.h (varpool_output_debug_info): Remove.
26838 * cgraphunit.c (varpool_output_debug_info): Remove.
26839 * dwarf2out.c (deferred_locations_struct): New struct
26840 (deferred_locations): New type.
26841 (deferred_locations_list): New static var.
26842 (deffer_location): New function.
26843 (gen_variable_die): Use it.
26844 (decls_for_scope): Output info on local static vars.
26845 (dwarf2out_finish): Process deferred locations.
26846 * varpool.c (varpool_output_debug_info): Remove.
26848 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26850 PR rtl-optimization/39241
26851 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26852 to subreg_offset_representable_p.
26854 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26856 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26857 execute function prototype. Get f and nregs from max_reg_num
26858 and get_insns. Remove the first backward pass as it's dead,
26859 guard the forward pass by flag_expensive_optimizations.
26860 (rest_of_handle_regmove): Delete.
26861 (pass_regmove): Replace it with regmove_optimize.
26863 2009-02-25 Martin Jambor <mjambor@suse.cz>
26865 PR tree-optimization/39259
26866 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26867 calls_alloca function flags.
26868 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26869 calls are detected.
26871 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26873 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26874 flags_set_1_rtx, flags_set_1_set): Delete.
26875 (regmove_optimize): Do not call mark_flags_life_zones.
26877 2009-02-24 Julian Brown <julian@codesourcery.com>
26880 * config/arm/arm.c (require_pic_register): Only set
26881 cfun->machine->pic_reg once per function.
26883 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26885 * doc/invoke.texi (Link Options): Document an easier way to pass
26886 options that take arguments to the GNU linker using -Xlinker and -Wl.
26888 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26891 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26893 2009-02-24 Richard Guenther <rguenther@suse.de>
26896 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26898 2009-02-24 Richard Guenther <rguenther@suse.de>
26899 Zdenek Dvorak <ook@ucw.cz>
26901 PR tree-optimization/39233
26902 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26903 from converting them to a generic type.
26905 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26907 PR tree-optimization/39260
26908 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26909 contains a condition with a real type.
26910 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26912 2009-02-23 Jason Merrill <jason@redhat.com>
26915 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26916 narrowing_initializer_constant_valid_p.
26917 (narrowing_initializer_constant_valid_p): Don't return
26918 null_pointer_node for adding a pointer to itself.
26920 2009-02-23 Jan Hubicka <jh@suse.cz>
26923 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26926 2009-02-23 Jan Hubicka <jh@suse.cz>
26928 PR tree-optimization/37709
26929 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26930 * tree.h (block_ultimate_origin): Declare.
26931 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26932 * tree-ssa-live.c (remove_unused_scope_block_p):
26933 Eliminate blocks containig no instructions nor live variables nor
26935 (dump_scope_block): New function.
26936 (remove_unused_locals): Enable removal of dead blocks by default;
26937 enable dumping at TDF_DETAILS.
26939 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26941 * config/i386/i386.c (classify_argument): Don't allow COImode
26943 (function_arg_advance_32): Don't allow OImode.
26944 (function_arg_32): Likewise.
26945 (function_value_32): Likewise.
26946 (return_in_memory_32): Likewise.
26947 (function_arg_64): Remove OImode comment.
26949 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26952 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26953 ix86_expand_vector_set for V4DImode in 64bit mode only.
26954 (ix86_expand_vector_init_one_var): Likewise.
26956 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26958 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26960 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26963 * loop-iv.c: Revert last change.
26964 * emit-rtl.c: Likewise.
26966 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26969 * config/i386/i386.c (type_natural_mode): Remove an extra
26970 space in the warning message.
26971 (function_value_32): Handle 32-byte vector modes.
26972 (return_in_memory_32): Likewise.
26974 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26976 * loop-iv.c (truncate_value): New function.
26977 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26979 (lowpart_subreg): Move to...
26980 * emit-rtl.c: ...here.
26982 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26984 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26985 accidental and undocumented change at revision 140860.
26987 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26989 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26990 take gimple_seq * arguments.
26991 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26992 types_compatible_p langhook.
26994 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26995 Joseph Myers <joseph@codesourcery.com>
26997 * config/arm/arm.c (arm_builtin_va_list): New function.
26998 (arm_expand_builtin_va_start): Likewise.
26999 (arm_gimplify_va_arg_expr): Likewise.
27000 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27001 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27002 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27003 (va_list_type): New variable.
27004 (arm_mangle_type): Mangle va_list_type appropriately.
27006 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27008 PR middle-end/39157
27009 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27010 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27011 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27012 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27013 parameter to 1000 for -O1 by default.
27014 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27016 * loop-invariant.c: Include params.h.
27017 (move_loop_invariants): Don't call move_single_loop_invariants on
27020 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27022 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27023 offset when calculating bounds for indexing stack_usage_map. Fixes
27024 a buffer overflow with certain target setups.
27026 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27029 * calls.c (expand_call): Clear try_tail_call if caller and callee
27030 disagree in promotion of function return value.
27032 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27035 * c-common.c (c_determine_visibility): If visibility changed and
27036 DECL_RTL has been already set, call make_decl_rtl to update symbol
27039 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27042 * varasm.c (assemble_variable): Don't check DECL_NAME when
27043 globalizing a variable.
27045 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27048 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27049 expression before any __builtin_trap call.
27050 * c-typeck.c (build_function_call): Convert and check function
27051 arguments before generating a call to a trap. Evaluate the
27052 function arguments before the trap.
27054 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27057 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27058 (UNSPEC_FXAM_MEM): New unspec.
27059 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27060 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27061 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27063 2009-02-19 Richard Guenther <rguenther@suse.de>
27065 PR tree-optimization/39207
27066 PR tree-optimization/39074
27067 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27068 storedanything_tree): New.
27069 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27070 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27071 (build_succ_graph): Add edges from STOREDANYTHING to all
27073 (init_base_vars): Initialize STOREDANYTHING.
27074 (compute_points_to_sets): Free substitution info after
27075 building the succ graph.
27076 (ipa_pta_execute): Likewise.
27078 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27080 (do_ds_constraint): Do not add to special var or non-pointer
27082 (type_could_have_pointers): Split out from ...
27083 (could_have_pointers): ... here. For arrays use the element type.
27084 (create_variable_info_for): Initialize may_have_pointers.
27085 (new_var_info): Likewise.
27086 (handle_lhs_call): Make the HEAP variable unknown-sized.
27087 (intra_create_variable_infos): Use a type with pointers for
27088 PARM_NOALIAS, make it unknown-sized.
27090 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27093 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27095 2009-02-18 Jason Merrill <jason@redhat.com>
27098 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27099 value if DECL_EXTERNAL.
27100 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27101 * target.h (gcc_target::binds_local_p): Clarify "module".
27102 * tree.h (TREE_PUBLIC): Clarify "module".
27104 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27107 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27108 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27110 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27113 * c.opt (Wabi): Support C and ObjC.
27116 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27118 * config/i386/i386.c (classify_argument): Warn once about the ABI
27119 change when passing union with long double.
27121 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27123 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27126 * c-parser.c (c_parser_compound_statement): Always enter and leave
27129 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27132 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27134 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27136 PR tree-optimization/36922
27137 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27138 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27141 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27143 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27146 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27148 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27150 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27152 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27155 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27156 Richard Sandiford <rdsandiford@googlemail.com>
27158 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27159 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27160 (loongson_biadd): ...this.
27162 2009-02-17 Richard Guenther <rguenther@suse.de>
27164 PR tree-optimization/39202
27165 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27166 a var make sure to follow existing collapses.
27168 2009-02-17 Richard Guenther <rguenther@suse.de>
27170 PR middle-end/39214
27171 * langhooks.c (lhd_print_error_function): Check for NULL block.
27173 2009-02-17 Richard Guenther <rguenther@suse.de>
27175 PR tree-optimization/39204
27176 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27179 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27181 * config/soft-fp/double.h: Update from glibc CVS.
27183 2009-02-17 Richard Guenther <rguenther@suse.de>
27185 PR tree-optimization/39207
27186 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27187 strict-aliasing warnings for pointers pointing to NULL.
27189 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27192 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27193 skipping until next close brace.
27195 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27198 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27199 to function argument boundary.
27201 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27203 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27204 in the lea_add. Reload eventually constraints it properly.
27205 * config/picochip/constraints.md: Remove the target constraint
27206 "b", since it is not needed anymore.
27208 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27210 * gthr-dce.h: Uglify function parameter and local variable names.
27211 * gthr-gnat.h: Likewise.
27212 * gthr-mipssde.h: Likewise.
27213 * gthr-nks.h: Likewise.
27214 * gthr-posix95.h: Likewise.
27215 * gthr-posix.h: Likewise.
27216 * gthr-rtems.h: Likewise.
27217 * gthr-single.h: Likewise.
27218 * gthr-solaris.h: Likewise.
27219 * gthr-tpf.h: Likewise.
27220 * gthr-vxworks.h: Likewise.
27221 * gthr-win32.h: Likewise.
27223 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27226 * config/i386/i386.md: Restrict the new peephole2 to move
27227 between MMX/SSE registers.
27229 2009-02-15 Richard Guenther <rguenther@suse.de>
27232 2009-02-13 Richard Guenther <rguenther@suse.de>
27234 * configure.ac: Enable LFS.
27235 * configure: Re-generate.
27236 * config.in: Likewise.
27238 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27240 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27241 spu_srqwbyte, spu_srqwbytebc): Define.
27242 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27243 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27244 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27245 "shrqby_<mode>"): New insn-and-split patterns.
27246 * config/spu/spu.c (expand_builtin_args): Determine and return
27247 number of operands using spu_builtin_description data.
27248 (spu_expand_builtin_1): Use it.
27250 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27253 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27256 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27259 * config/i386/i386.c (override_options): Correct warning
27260 messages for -malign-loops, -malign-jumps and -malign-functions.
27262 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27265 * config/i386/i386.md: Restrict the new peephole2 to move
27266 between the general purpose registers.
27268 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27271 * config/i386/i386.c (type_natural_mode): Add a new argument.
27272 Return the original mode and warn ABI change if vector size is 32byte.
27273 (function_arg_advance): Updated.
27274 (function_arg): Likewise.
27275 (ix86_function_value): Likewise.
27276 (ix86_return_in_memory): Likewise.
27277 (ix86_sol10_return_in_memory): Likewise.
27278 (ix86_gimplify_va_arg): Likewise.
27279 (function_arg_32): Don't warn ABX ABI change here.
27280 (function_arg_64): Likewise.
27282 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27284 * loop-iv.c (implies_p): In the final case, test that operands 0
27285 of the two comparisons match.
27287 * config/bfin/bfin.c (find_prev_insn_start): New function.
27288 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27289 (find_next_insn_start): Move.
27291 2009-02-13 Richard Guenther <rguenther@suse.de>
27293 * configure.ac: Enable LFS.
27294 * configure: Re-generate.
27295 * config.in: Likewise.
27297 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27300 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27301 sizes on syntax error after some arguments have been parsed.
27303 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27305 * doc/invoke.texi (-fira): Remove.
27307 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27309 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27310 * recog.c: Likewise.
27313 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27315 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27316 (umul_ppmm): Likewise.
27317 (count_leading_zeros): Likewise.
27318 (count_trailing_zeros): Likewise.
27319 (UMUL_TIME): Likewise.
27321 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27323 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27324 soft-fp/t-softfp to tmake_file.
27326 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27327 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27328 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27329 IA64_BUILTIN_INFQ]: New.
27330 (ia64_init_builtins): Initialize __builtin_infq,
27331 __builtin_fabsq and __builtin_copysignq if not HPUX.
27332 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27333 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27335 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27337 (__fixtfti): Likewise.
27338 (__fixunstfti): Likewise.
27339 (__floattitf): Likewise.
27341 * config/ia64/libgcc-glibc.ver: New.
27342 * config/ia64/t-fprules-softfp: Likewise.
27343 * config/ia64/sfp-machine.h: Likewise.
27345 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27346 (LIBGCC2_TF_CEXT): Likewise.
27347 (TF_SIZE): Likewise.
27348 (TARGET_INIT_LIBFUNCS): Likewise.
27350 * config/ia64/t-glibc (SHLINB_MAPFILES):
27351 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27353 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27355 * config/i386/i386.c (construct_container): Rewrite processing
27356 BLKmode with X86_64_SSE_CLASS.
27358 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27361 * config/i386/i386.md: Replace simplify_replace_rtx with
27362 replace_rtx in the new peephole2.
27364 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27366 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27367 loop unrolling do not happen at -O2.
27369 2009-02-12 Michael Matz <matz@suse.de>
27371 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27373 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27375 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27378 2009-02-12 Ben Elliston <bje@au.ibm.com>
27380 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27381 patterns when updating the back chain. Missed in the 2009-02-10
27384 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27386 * doc/extend.texi (Decimal Floating Types): Update identifier of
27387 draft TR and list of missing support.
27389 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27391 PR middle-end/39154
27392 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27393 bit to variable length decl's flags, add it also to its
27394 pointer replacement variable.
27396 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27397 Jakub Jelinek <jakub@redhat.com>
27400 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27401 (memory_blockage): New expander.
27402 (*memory_blockage): New insn pattern.
27403 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27404 instead of general blockage at the end of function prologue when
27405 frame pointer is used to access red zone area. Do not emit blockage
27406 when profiling, it is emitted in generic code.
27407 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27408 function epilogue when frame pointer is used to access red zone area.
27410 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27413 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27414 by arithmetic with memory operands.
27415 * config/i386/predicates.md (commutative_operator): New.
27417 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27419 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27422 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27424 * alias.h (record_alias_subset): Declare.
27425 * alias.c (record_alias_subset): Make global.
27427 2009-02-10 Nick Clifton <nickc@redhat.com>
27429 * tree-parloops.c: Change license to GPLv3.
27430 * ipa-struct-reorg.c: Change license to GPLv3.
27431 * ipa-struct-reorg.h: Change license to GPLv3.
27433 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27436 * c-decl.c (start_struct): Return NULL on error.
27438 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27440 PR middle-end/39124
27441 * cfgloopmanip.c (remove_path): Call remove_bbs after
27442 cancel_loop_tree, not before it.
27445 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27446 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27447 VAR_DECLs were seen.
27448 * tree-ssa-live.c (remove_unused_locals): Recompute
27449 cfun->has_local_explicit_reg_vars.
27450 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27451 copies or clearings if cfun->has_local_explicit_reg_vars.
27453 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27456 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27457 of function prologue when frame pointer is used to access
27460 2009-02-10 Richard Guenther <rguenther@suse.de>
27462 PR middle-end/39127
27463 * gimplify.c (gimple_regimplify_operands): Always look if
27464 we need to create a temporary.
27466 2009-02-10 Richard Guenther <rguenther@suse.de>
27468 PR tree-optimization/39132
27469 * tree-loop-distribution.c (todo): New global var.
27470 (generate_memset_zero): Trigger TODO_rebuild_alias.
27471 (tree_loop_distribution): Return todo.
27473 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27476 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27477 (x86_64_reg_class_name): Removed.
27478 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27479 first one isn't X86_64_SSE_CLASS or any other ones aren't
27480 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27481 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27482 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27483 and 3 X86_64_SSEUP_CLASS.
27484 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27485 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27487 2009-02-10 Ben Elliston <bje@au.ibm.com>
27489 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27490 form instruction to update the stack back chain word, even if the
27491 user has disabled the generation of update instructions.
27492 (movdi_<mode>_update_stack): New.
27493 (movsi_update_stack): Likewise.
27494 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27495 always use an update form instruction to update the stack back
27498 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27500 PR middle-end/38953
27501 * graphite.c (if_region_set_false_region): After moving a region in
27502 the false branch of a condition, remove the empty dummy basic block.
27503 (gloog): Remove wrong fix for PR38953.
27505 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27507 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27508 generation due to implicit sign extension.
27510 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27512 PR middle-end/38981
27513 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27514 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27516 2009-02-09 Richard Guenther <rguenther@suse.de>
27518 PR middle-end/35202
27519 * convert.c (convert_to_real): Disable (float)fn((double)x)
27520 to fnf(x) conversion if errno differences may occur and
27521 -fmath-errno is set.
27523 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27525 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27526 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27527 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27529 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27532 * c-common.c (handle_alias_attribute): Disallow attribute for
27533 anything not a FUNCTION_DECL or VAR_DECL.
27535 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27538 * real.c (do_compare): Special-case compare of zero against
27539 decimal float value.
27541 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27544 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27545 as indicating flexible array members unless the field itself is
27546 being declarared as the incomplete array.
27548 2009-02-06 Jan Hubicka <jh@suse.cz>
27550 PR tree-optimization/38844
27551 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27552 is already inlined.
27554 2009-02-06 Richard Guenther <rguenther@suse.de>
27556 PR middle-end/38977
27557 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27558 fork because we may expand it as __gcov_fork.
27560 2009-02-06 Nick Clifton <nickc@redhat.com>
27562 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27564 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27566 PR tree-optimization/35659
27567 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27568 vn_phi_eq): Shortcut if hashcode does not match.
27569 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27571 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27572 and avoid iterative_hash_expr.
27573 (FOR_EACH_VALUE_ID_IN_SET): New.
27574 (value_id_compare): Remove.
27575 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27576 sort expressions by value id.
27578 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27581 * config/sh/predicates.md (general_movsrc_operand): Don't check
27582 the subreg of system registers here.
27584 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27587 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27588 on the copied decl.
27590 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27592 PR rtl-optimization/39110
27593 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27594 addresses, not aligned ones.
27596 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27597 Richard Guenther <rguenther@suse.de>
27599 PR tree-optimization/39100
27600 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27601 comment says and add edges.
27603 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27606 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27607 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27609 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27611 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27612 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27613 register_bb_in_sese, new_sese, free_sese): Moved.
27614 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27615 outermost_loop_in_scop, build_scop_iteration_domain,
27616 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27617 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27618 Use loop_in_sese_p instead of loop_in_scop_p.
27619 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27620 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27621 (scopdet_basic_block_info): Fix bug in scop detection.
27622 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27623 eq_loop_to_cloog_loop): Remove.
27624 (nb_loops_around_loop_in_scop, nb_loop
27625 ref_nb_loops): Moved here...
27626 * graphite.h (ref_nb_loops): ... from here.
27627 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27628 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27629 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27631 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27632 Hans-Peter Nilsson <hp@axis.com>
27634 PR rtl-optimization/37889
27635 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27636 Move offset handling from PLUS to before the switch. Use new
27637 arguments when considering SYMBOL_REFs too.
27638 (rtx_addr_can_trap_p): Pass dummy offset and size.
27639 (enum may_trap_p_flags): Remove.
27640 (may_trap_p_1): Pass size from MEM_SIZE.
27642 PR rtl-optimization/38921
27643 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27644 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27645 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27646 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27648 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27650 AVX Programming Reference (January, 2009)
27651 * config/i386/sse.md (*vpclmulqdq): New.
27653 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27655 PR tree-optimization/38977
27656 PR gcov-profile/38292
27657 * calls.c (special_function_p): Disregard __builtin_ prefix.
27659 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27661 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27662 non-indexable addresses even before reload.
27664 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27667 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27668 as having variable size. Do not give an error for unnamed
27669 parameters with [*] declarators. Give a warning for type names
27670 with [*] declarators and mark them as variable size.
27671 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27672 for sizeof applied to [*] type names.
27674 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27677 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27679 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27681 * gcc.c (process_command): Update copyright notice dates.
27682 * gcov.c (print_version): Likewise.
27683 * gcov-dump.c (print_version): Likewise.
27684 * mips-tfile.c (main): Likewise.
27685 * mips-tdump.c (main): Likewise.
27687 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27690 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27691 for composite type involving a zero-length array type.
27693 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27696 * function.c (match_asm_constraints_1): Skip over
27697 initial optional % in the constraint.
27699 PR inline-asm/39059
27700 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27701 supported, don't accept FIXED_CSTs.
27702 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27703 and _Sat is used without _Fract/_Accum. Set specs->type to
27704 integer_type_node for cts_fract/cts_accum if fixed point is not
27707 2009-02-02 Catherine Moore <clm@codesourcery.com>
27709 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27711 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27713 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27714 (ABI_HAS_64BIT_SYMBOLS): Use it.
27715 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27717 2009-02-02 Paul Brook <paul@codesourcery.com>
27719 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27721 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27723 PR inline-asm/39058
27724 * recog.h (asm_operand_ok): Add constraints argument.
27725 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27726 recurse on matching constraint.
27727 (check_asm_operands): Pass constraints as 3rd argument to
27728 asm_operand_ok. Don't look up matching constraint here.
27729 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27732 2009-02-02 Ben Elliston <bje@au.ibm.com>
27734 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27735 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27737 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27739 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27740 information. Remove some obsolete information. Reorganize.
27742 * config/pa/fptr.c: Revert license to GPL 2.
27743 * config/pa/milli64.S: Likewise.
27745 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27748 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27749 LIBRARY name in, instead of hard-coding it.
27750 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27751 extra target make frag to tmake_files according to EH model.
27752 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27753 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27754 frags that define makefile variable EH_MODEL appropriately.
27755 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27756 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27757 to "-sjlj" according to type of EH configured.
27758 (LIBGCC_SONAME): Concatenate it to shared library base name.
27759 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27760 to "_sjlj" according to type of EH configured.
27761 (LIBGCC_SONAME): Concatenate it to shared library base name.
27762 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27763 (SHLIB_LINK): Add missing semicolon to if-else construct.
27764 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27765 string value of "pe_dll" command-line option.
27766 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27767 (SHLIB_SONAME): Use it when overriding t-cygming default.
27768 (SHLIB_IMPLIB): Override t-cygming default.
27769 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27770 string value of "pe_dll" command-line option.
27772 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27775 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27776 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27778 2009-01-31 Richard Guenther <rguenther@suse.de>
27780 PR tree-optimization/38937
27781 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27782 computing the transitive closure.
27784 2009-01-30 Richard Guenther <rguenther@suse.de>
27786 PR tree-optimization/39041
27787 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27788 Propagate variable indices only if the types match for this stmt.
27790 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27793 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27794 inline but never defined.
27796 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27798 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27799 (*insv_h_di_reg_extimm): New insn.
27800 (*insv_l<mode>_reg_extimm): New insn.
27802 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27804 * config/picochip/picochip.c (flag_conserve_stack): set
27805 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27806 fconserve-stack. Reduce call-overhead used by inliner.
27808 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27811 * common.opt (flag_conserve_stack): Initialised to zero.
27813 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27816 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27817 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27820 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27822 * ira-color.c (allocno_reload_assign): Update comments.
27823 * regmove.c (regmove_optimize): Likewise.
27827 2009-01-29 Robert Millan <rmh@aybabtu.com>
27829 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27830 * config/i386/kopensolaris-gnu.h: New file. Undefine
27831 `MD_UNWIND_SUPPORT'.
27832 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27834 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27836 PR tree-optimization/39007
27837 * tree-loop-distribution.c (generate_builtin): Use
27838 recompute_dominator to compute the immediate dominator of the
27839 basic block just after the loop.
27841 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27843 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27844 (ASM_OUTPUT_DWARF_PCREL): Define.
27846 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27848 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27849 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27850 global. Modify entries about regmove and IRA.
27852 * ra-conflict.c: Remove the file.
27854 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27856 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27857 (pass_regclass_init): Rename to pass_reginfo_init.
27859 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27861 * toplev.h (flag_ira): Remove.
27863 * caller-save.c (setup_save_areas): Remove flag_ira.
27865 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27867 * global.c: Remove the file.
27869 * opts.c (decode_options): Remove flag_ira.
27871 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27873 * regmove.c: Modify file description.
27874 (find_use_as_address, try_auto_increment): Define them only if
27875 AUTO_INC_DEC is defined.
27876 (replacement_quality, replace_in_call_usage, fixup_match_1,
27877 stable_and_no_regs_but_for_p): Remove.
27878 (reg_set_in_bb): Make it static.
27879 (regmove_optimize): Remove flag_ira and code which worked for
27882 * local-alloc.c: Remove the file.
27884 * common.opt (fira): Remove.
27886 * ira.c: Include except.h.
27887 (eliminable_regset): Move from global.c.
27888 (mark_elimination): Ditto. Remove flag_ira.
27889 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27890 equiv_mem_modified, validate_equiv_mem_from_store,
27891 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27892 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27893 no_equiv, recorded_label_ref): Move from local-alloc.c.
27894 (update_equiv_regs): Ditto. Make it static.
27895 (print_insn_chain, print_insn_chains): Move it from global.c.
27896 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27897 (build_insn_chain): Ditto. Make it static.
27898 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27899 Rename to init_live_subregs.
27900 (gate_ira): Remove flag_ira.
27902 * regclass.c: Rename reginfo.c. Change file description.
27903 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27904 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27905 (init_reg_sets_1): Remove code for evaluation of
27906 reg_class_superclasses and losing_caller_save_reg_set.
27907 (init_regs): Remove init_reg_autoinc.
27908 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27909 ok_for_base_p_nonstrict): Remove.
27910 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27911 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27912 corresponding entries.
27913 (dump_regclass, record_operand_costs, scan_one_insn,
27914 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27915 record_address_regs, auto_inc_dec_reg_p): Remove.
27916 (gt-regclass.h): Rename to gt-reginfo.h.
27918 * rtl.h (dump_global_regs, retry_global_alloc,
27919 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27921 * Makefile.in (RA_H): Remove.
27922 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27923 Rename regclass.o to reginfo.o.
27924 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27926 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27927 (GTFILES): Rename regclass.c to reginfo.c.
27929 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27930 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27932 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27933 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27935 (finish_spills): Ditto. Remove code for !flag_ira.
27937 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27939 PR middle-end/35854
27940 * doc/invoke.texi (rtl debug options): Complete rewrite.
27941 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27943 * mode-switching.c (pass_mode_switching): Rename pass from
27944 "mode-sw" to "mode_sw".
27945 * except.c (pass_convert_to_eh_ranges): Rename pass from
27946 "eh-ranges" to "eh_ranges".
27947 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27951 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27952 Alexander Monakov <amonakov@ispras.ru>
27954 PR middle-end/38857
27955 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27957 (move_exprs_to_boundary): Change return type and pass through
27958 should_move from move_op. Relax assert. Update usage ...
27959 (schedule_expr_on_boundary): ... here. Use should_move instead of
27961 (move_op_orig_expr_found): Indicate that insn was disconnected from
27963 (code_motion_process_successors): Do not call after_merge_succs
27964 callback if original expression was not found when traversing any of
27966 (code_motion_path_driver): Change return type. Update prototype.
27967 (move_op): Update comment. Add a new parameter (should_move). Update
27968 prototype. Set *should_move based on indication provided by
27969 move_op_orig_expr_found.
27971 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27973 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27974 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27975 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27976 * config/rs6000/rs6000.c (rs6000_override_options): Default
27977 avoid-indexed-addresses on for Power6, off for everything else.
27978 (avoiding_indexed_address_p): New function.
27979 (rs6000_legitimize_address): Use it.
27980 (rs6000_legitimate_address): Likewise.
27981 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27983 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27985 PR tree-optimization/38997
27986 * tree-loop-distribution.c (generate_memset_zero): Use
27987 POINTER_PLUS_EXPR for a pointer addition.
27989 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27991 * config/s390/s390.md (bswap<mode>2): New pattern added.
27993 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27995 * config/s390/s390.md (*tls_load_31): Added type attribute.
27997 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27999 * config/s390/s390.md: Fix a few comments.
28001 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28003 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28004 (*tm<mode>_full): Fixed z10prop attribute.
28005 (*tst<mode>_extimm): Fixed z10prop attribute.
28006 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28007 (*tstqiCCT_cconly): Fixed z10prop attribute.
28008 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28009 (*movsi_larl): Fixed z10prop attribute.
28010 (*movsi_zarch): Fixed z10prop attribute.
28011 (*movsi_eas): Fixed z10prop attribute.
28012 (*movhi): Fixed z10prop attribute.
28013 (*movqi): Fixed z10prop attribute.
28014 (*movstrictqi): Fixed z10prop attribute.
28015 (*mov<mode>): Fixed z10prop attribute.
28016 (*movcc): Fixed z10prop attribute.
28017 (*sethighpartdi_64): Fixed z10prop attribute.
28018 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28019 (*negdi2_sign_cc): Fixed z10prop attribute.
28020 (*negdi2_sign): Fixed z10prop attribute.
28021 (*absdi2_sign_cc): Fixed z10prop attribute.
28022 (*absdi2_sign): Fixed z10prop attribute.
28023 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28024 (*negabsdi2_sign): Fixed z10prop attribute.
28025 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28026 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28027 (doloop_si64): Fixed z10prop attribute.
28028 (doloop_si31): Fixed z10prop attribute.
28029 (doloop_long): Fixed z10prop attribute.
28030 (indirect_jump): Fixed z10prop attribute.
28031 (nop): Fixed z10prop attribute.
28032 (main_base_64): Fixed z10prop attribute.
28033 (reload_base_64): Fixed z10prop attribute.
28035 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28037 PR rtl-optimization/38740
28038 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28040 * config/mips/mips.c (mips_reorg): Likewise.
28042 2009-01-28 Richard Guenther <rguenther@suse.de>
28044 PR tree-optimization/38926
28045 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28046 with the correct value id to a value.
28047 (do_regular_insertion): Use the value number of edoubleprime
28048 for the value number of the expr.
28051 2008-08-21 Richard Guenther <rguenther@suse.de>
28053 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28054 a PHI ask VN if it is already available.
28055 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28056 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28058 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28060 PR middle-end/38934
28061 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28062 set to varying whenever max has TREE_OVERFLOW set, similarly
28063 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28065 2009-01-28 Richard Guenther <rguenther@suse.de>
28067 PR middle-end/38908
28068 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28069 uninitialized aggregate uses in call arguments.
28071 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28073 PR tree-optimization/38984
28074 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28075 the nothing_id variable if -fno-delete-null-pointer-checks.
28077 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28080 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28081 (set_got_offset_rex64): Ditto.
28083 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28086 * doc/extend.texi: Improve local variable with asm reg.
28088 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28090 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28091 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28092 was not supplied then set warn_packed_bitfield_compat to the
28093 default value of 1.
28094 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28097 2009-01-27 Richard Guenther <rguenther@suse.de>
28099 PR tree-optimization/38503
28100 * cfgexpand.c (expand_gimple_basic_block): Ignore
28101 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28102 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28103 variables that cannot have TBAA applied.
28104 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28107 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28109 PR middle-end/38969
28110 * calls.c (initialize_argument_information): Do not wrap complex
28111 arguments in SAVE_EXPR.
28113 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28115 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28116 (INSTALL_LIBGCC): Revert typo commit.
28118 2009-01-26 Richard Guenther <rguenther@suse.de>
28120 PR tree-optimization/38745
28121 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28122 from special handling.
28124 2009-01-26 Richard Guenther <rguenther@suse.de>
28126 PR tree-optimization/38745
28127 * tree-ssa.c (execute_update_addresses_taken): Do not include
28128 variables that cannot possibly be a register in not_reg_needs.
28129 Do not clear TREE_ADDRESSABLE on vars that may not become
28131 * tree-ssa.c (update_alias_info_1): Include those in the set
28132 of addressable vars.
28134 2009-01-26 Richard Guenther <rguenther@suse.de>
28136 PR middle-end/38851
28137 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28138 * tree-ssa-dse.c: Include langhooks.h
28139 (execute_simple_dse): Remove stores with zero size.
28141 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28144 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28147 2009-01-24 Julian Brown <julian@codesourcery.com>
28149 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28150 config/arm/linux-atomic.c.
28151 * config/arm/linux-atomic.c: New.
28153 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28155 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28156 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28157 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28159 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28162 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28165 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28167 PR tree-optimization/38953
28168 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28169 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28170 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28171 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28174 2009-01-24 Paul Brook <paul@codesourcery.com>
28176 * config/arm/neon.md (neon_type): Move to arm.md.
28177 (neon_mov<VSTRUCT>): Add neon_type attribute.
28178 * config/arm/arm.md (neon_type): Move to here.
28179 (conds): Add "unconditioal" and use as default for NEON insns.
28181 2009-01-24 Ben Elliston <bje@au.ibm.com>
28183 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28184 void *' warning from -Wc++-compat.
28185 * Makefile.in (dominance.o-warn): Remove.
28187 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28189 PR tree-optimization/38932
28190 * fold-const.c (fold_unary_ignore_overflow): New.
28191 * tree.h (fold_unary_ignore_overflow): Declare.
28192 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28193 * tree-ssa-sccvn.c (visit_reference_op_load,
28194 simplify_unary_expression): Likewise.
28196 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28198 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28199 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28200 regardless of their type.
28201 * c-common.c (handle_packed_attribute): Don't ignore packed on
28203 * c.opt (Wpacked-bitfield-compat): New warning option.
28204 * stor-layout.c (place_field): Warn if offset of a field changed.
28205 * doc/extend.texi (packed): Mention the ABI change.
28206 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28207 (Warning Options): Add it to the list.
28209 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28211 * c-opts.c (c_common_post_options): Fix a typo in comments.
28213 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28215 PR middle-end/38615
28216 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28217 variables to static.
28218 * doc/invoke.texi (-fmerge-all-constants): Update description.
28220 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28223 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28224 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28226 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28228 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28230 (LOCAL_ALIGNMENT): Similarly.
28232 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28233 Joseph Myers <joseph@codesourcery.com>
28235 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28236 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28237 * config/arm/arm-tune.md: Regenerate.
28238 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28241 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28243 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28244 version number to five.
28246 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28249 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28250 * c-common.c (set_underlying_type): Likewise.
28251 (is_typedef_decl ): Likewise
28253 (set_underlying_type): Likewise.
28254 (is_typedef_type): Likewise.
28256 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28258 PR middle-end/38587
28259 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28262 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28265 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28266 (LIBGCC_SPEC): Don't define.
28267 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28269 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28271 PR rtl-optimization/38879
28272 * alias.c (base_alias_check): Unaligned access via AND address can
28273 alias all surrounding object types except those with sizes equal
28274 or wider than the size of unaligned access.
28276 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28279 * c-decl.c (clone_underlying_type): Move this ...
28280 * c-common.c (set_underlying_type): ... here.
28281 Also, make sure the function properly sets TYPE_STUB_DECL() on
28282 the newly created typedef variant type.
28283 (is_typedef_decl ): New entry point.
28284 * tree.h: Added a new member member_types_needing_access_check to
28285 struct tree_decl_non_common.
28286 (set_underlying_type): New entry point.
28287 (is_typedef_type): Likewise.
28289 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28291 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28292 Check whether two instructions have memory references that
28293 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28294 are helper functions for traversing.
28295 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28296 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28297 not to draw dependency edge for instructions with non-conflicting
28300 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28303 * longlong.h: Update copyright years. Use soft-fp license notice.
28304 Sync __clz_tab declaration with glibc.
28306 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28309 * doc/extend.texi (syscall_linkage): New.
28310 (version_id): Modify.
28312 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28313 Richard Guenther <rguenther@suse.de>
28315 PR tree-optimization/38747
28316 PR tree-optimization/38748
28317 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28318 conversion if the base address is an indirect reference and the
28319 aliasing sets could cause issues.
28321 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28323 * common.opt (fgraphite, fgraphite-identity): Add comment for
28324 explaining why these options are not documented.
28326 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28328 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28329 gimple_call_lhs is NULL.
28331 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28334 * emit-rtl.c (adjust_address_1): Make sure memref is never
28337 2009-01-20 Ben Elliston <bje@au.ibm.com>
28339 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28340 const qualifier from arg parameter. Remove unnecessary cast to char *.
28341 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28342 const qualifier from arg 2.
28344 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28346 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28348 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28351 * rtl.h (reinit_regs): New prototype.
28352 * regclass.c: Include ira.h.
28353 (reinit_regs): New.
28354 * Makefile.in (regclass.o): Add ira.h.
28355 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28357 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28360 * c-common.c (handle_aligned_attribute): Use
28361 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28362 default alignment value.
28364 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28366 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28367 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28369 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28370 __BIGGEST_ALIGNMENT__.
28372 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28374 2009-01-18 Richard Guenther <rguenther@suse.de>
28376 PR tree-optimization/38819
28377 * tree-flow.h (operation_could_trap_helper_p): Declare.
28378 * tree-eh.c (operation_could_trap_helper_p): Export.
28379 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28380 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28381 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28382 are about to insert a possibly trapping instruction and fail
28385 2009-01-18 Andreas Schwab <schwab@suse.de>
28387 * doc/install.texi (Configuration): Remove obsolete paragraph
28388 about use of --with-gnu-ld with --with-gnu-as.
28390 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28392 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28393 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28394 Follow spelling conventions.
28396 2009-01-18 Ben Elliston <bje@au.ibm.com>
28398 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28399 C++ warning about implicit conversion from void * to struct
28401 (bitmap_obstack_free): Likewise for bitmap_element *.
28402 * Makefile.in (bitmap.o-warn): Remove.
28404 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28406 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28408 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28409 Tobias Grosser <tobi.grosser@amd.com>
28411 * graphite.c (graphite_trans_scop_block): Do not block single
28414 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28416 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28417 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28418 test with assertion.
28420 2009-01-16 Richard Guenther <rguenther@suse.de>
28422 PR tree-optimization/38835
28423 PR middle-end/36227
28424 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28425 and INT + PTR -> (INT)(PTR p+ INT) folding.
28426 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28428 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28431 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28432 the subreg from a lowpart subreg if it is also casting the value.
28434 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28435 Tobias Grosser <tobi.grosser@amd.com>
28437 * graphite.c (compare_prefix_loops): New.
28438 (build_scop_canonical_schedules): Rewritten.
28439 (graphite_transform_loops): Move build_scop_canonical_schedules
28440 after build_scop_iteration_domain.
28442 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28443 Tobias Grosser <tobi.grosser@amd.com>
28445 * graphite.c (add_conditions_to_domain): Add the loops to
28446 the dimension of the iteration domain. Do copy the domain
28447 only when it exists.
28448 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28449 (add_conditions_to_constraints): New.
28450 (can_generate_code_stmt, can_generate_code): Removed.
28451 (gloog): Do not call can_generate_code.
28452 (graphite_transform_loops): Call add_conditions_to_constraints
28453 after building the iteration domain.
28455 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28457 PR tree-optimization/38789
28458 * tree-ssa-threadedge.c
28459 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28460 __builtin_constant_p.
28462 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28464 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28465 examined before deleting them.
28467 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28469 * function.c (aggregate_value_p): Correctly extract the function
28470 type from CALL_EXPR_FN lookup.
28472 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28474 * config/picochip/picochip.c (picochip_override_options): Revert
28475 CFI asm flag disable commited previously.
28477 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28478 Tobias Grosser <tobi.grosser@amd.com>
28479 Jan Sjodin <jan.sjodin@amd.com>
28481 * graphite.c (scan_tree_for_params): On substractions negate
28482 all the coefficients of the term.
28483 (clast_to_gcc_expression_red): New. Handle reduction expressions
28484 of more than two operands.
28485 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28486 (get_vdef_before_scop): Handle also the case of default definitions.
28488 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28490 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28491 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28492 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28494 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28495 Joey Ye <joey.ye@intel.com>
28497 PR middle-end/37843
28498 * cfgexpand.c (expand_stack_alignment): Don't update stack
28499 boundary nor check incoming stack boundary here.
28500 (gimple_expand_cfg): Update stack boundary and check incoming
28501 stack boundary here.
28503 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28505 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28507 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28509 PR rtl-optimization/38245
28510 * calls.c (expand_call): Add stack arguments to
28511 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28512 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28513 in regs and partially in memory or BLKmode arguments.
28514 (emit_library_call_value_1): Add stack arguments to
28515 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28516 ACCUMULATE_OUTGOING_ARGS).
28517 * dce.c: Include tm_p.h.
28518 (find_call_stack_args): New function.
28519 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28521 (mark_insn): Call find_call_stack_args for CALL_Ps.
28522 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28523 forwards. Allocate and free arg_stores bitmap if needed, pass it
28524 down to deletable_insn_p, don't mark stores set in arg_stores
28525 bitmap, clear the bitmap at the beginning of each bb.
28526 * Makefile.in (dce.o): Depend on $(TM_P_H).
28528 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28531 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28532 to make sure the insn is a conditional test (bug 22599). Reformat a
28535 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28537 PR middle-end/38431
28538 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28539 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28540 (gloog): Do not call cleanup_tree_cfg.
28541 (graphite_transform_loops): Call cleanup_tree_cfg after all
28542 scops have been code generated.
28544 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28545 * doc/gty.texi (Invoking the garbage collector): Added new node
28546 and section documenting ggc_collect.
28548 2009-01-14 Richard Guenther <rguenther@suse.de>
28550 PR tree-optimization/38826
28551 PR middle-end/38477
28552 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28553 initialization notes only if we actually emitted a warning.
28554 (intra_create_variable_infos): Add constraints for a result decl
28555 that is passed by hidden reference.
28556 (build_pred_graph): Mark all related variables non-direct on
28559 2009-01-14 Nick Clifton <nickc@redhat.com>
28561 * ira-conflicts.c: Include addresses.h for the definition of
28563 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28564 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28566 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28569 * Makefile.in (ira-lives.o): Add except.h.
28571 * ira-lives.c: Include except.h.
28572 (process_bb_node_lives): Process can_throw_internal.
28574 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28576 PR rtl-optimization/38774
28577 * combine.c (simplify_set): When undoing cc_use change, don't do
28578 PUT_CODE on the newly created comparison, but instead put back the
28581 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28583 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28584 values. Remove duplicate arm8 entry.
28586 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28588 PR tree-optimization/38786
28589 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28590 the SSA_NAME case of expand_scalar_variables_expr.
28591 Set the type of an expression to the type of its assign statement.
28592 (expand_scalar_variables_expr): Also gather the scalar computation
28593 used to index the memory access. Do not pass loop_p.
28594 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28595 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28596 the gimple_stmt_iterator where it inserts new code.
28597 Do not pass loop_p.
28598 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28599 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28601 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28603 * graphite.h (debug_value): Removed.
28604 * graphite.c (debug_value): Removed.
28606 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28608 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28609 ldrd/strd with two 32-bit instructions.
28611 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28613 * config/arm/arm.c (struct processors): Pass for speed down into
28614 cost helper functions.
28615 (const_ok_for_op): Handle COMPARE and inequality nodes.
28616 (arm_rtx_costs_1): Rewrite.
28617 (arm_size_rtx_costs): Update prototype.
28618 (arm_rtx_costs): Pass speed down to helper functions.
28619 (arm_slowmul_rtx_costs): Rework cost calculations.
28620 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28621 (arm_9e_rtx_costs): Likewise.
28623 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28625 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28626 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28627 (alpha_legitimize_address): Do not split local symbols wider than
28628 UNITS_PER_WORD into HIGH/LO_SUM parts.
28630 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28633 * gcc.c (process_command): Replace call to execvp with calls
28634 to pex_one and exit.
28636 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28639 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28640 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28641 variant for devices with 3-byte PC.
28642 (__tablejump_elpm__): New.
28644 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28647 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28648 offsetof member-designator, handle it as `[0].'.
28650 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28652 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28653 function when not using named sections on targets with named sections
28654 if branch distance is less than 262132.
28656 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28658 * combine.c (combine_instructions): Recompute
28659 optimize_this_for_speed_p for each BB in the main combine loop.
28661 2009-01-12 Tomas Bily <tbily@suse.cz>
28664 * tree-loop-distribution.c (prop_phis): New function.
28665 (generate_builtin): Call prop_phis.
28667 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28669 PR tree-optimization/38807
28670 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28671 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28673 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28675 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28676 subreg of op0 to the original op0.
28678 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28680 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28682 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28685 * mips-tfile.c (parse_def): Fix parsing of def strings
28686 starting with digits.
28688 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28691 * config/arm/arm.c (arm_is_long_call_p): Don't call
28692 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28694 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28696 * regrename.c (regrename_optimize): Fix dumping.
28697 (find_oldest_value_reg): Preserve REG_POINTER.
28698 (copy_hardreg_forward_1): Likewise.
28700 2009-01-09 Diego Novillo <dnovillo@google.com>
28702 * gimple.h (struct gimple_statement_base) <uid>: Document
28703 the restrictions on its use.
28704 (gimple_uid): Tidy.
28705 (gimple_set_uid): Tidy.
28707 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28709 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28710 zero guard even if align_bytes != 0 and count is smaller than
28713 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28715 PR rtl-optimization/38495
28716 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28717 (add_range_and_copies_from_move_list): Print all added ranges.
28718 Add ranges to memory optimized destination.
28720 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28724 * config/i386/i386.c (override_options): Reject
28725 -mstringop-strategy=rep_8byte with -m32.
28726 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28727 to 1. Do count comparison against epilogue_size_needed at compile
28728 time even when count_exp was constant forced into register. For
28729 size_needed don't jump to epilogue, instead just avoid aligning
28730 and invoke the body algorithm. If need_zero_guard, add zero guard
28731 even if count is non-zero, but smaller than size_needed + number of
28732 bytes that could be stored for alignment.
28733 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28734 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28735 but smaller than size_needed + number of bytes that could be stored
28736 for alignment. Compare size_needed with epilogue_size_needed instead
28737 of desired_align - align, don't adjust size_needed, pass
28738 epilogue_size_needed to the epilogue expanders.
28741 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28743 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28745 * pa.c (last_address): Change to unsigned.
28746 (update_total_code_bytes): Change argument to unsigned. Don't
28747 check if insn addresses are set.
28748 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28749 addresses are not set.
28750 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28752 2009-01-09 Nick Clifton <nickc@redhat.com>
28754 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28755 DECL_DECLARED_INLINE_P.
28757 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28759 PR middle-end/38347
28760 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28761 GET_MODE (op0) in operand_subword_force calls.
28763 PR middle-end/38771
28764 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28765 fold_convert arg0 operands to TREE_TYPE (op0) first.
28767 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28769 * params.def (ira-max-conflict-table-size): Decrease default value
28772 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28774 PR tree-optimization/37031
28775 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28777 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28778 allocate it using gc instead of heap, use VEC_quick_push instead of
28780 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28781 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28782 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28783 allocated vector from heap allocated.
28784 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28785 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28786 vector only after perfect_loop_nest_depth call.
28788 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28789 Jan Sjodin <jan.sjodin@amd.com>
28791 PR tree-optimization/38559
28792 * graphite.c (debug_value, copy_constraint,
28793 swap_constraint_variables, scale_constraint_variable, ): New.
28794 (get_lower_bound, get_upper_bound): Removed.
28795 (graphite_trans_bb_strip_mine): Clean up this code that works
28796 only for constant number of iterations. Fully copy upper and
28797 lower bound constraints, not only the constant part of them.
28798 * graphite.h (debug_value): Declared.
28800 2009-01-08 Ira Rosen <irar@il.ibm.com>
28802 PR tree-optimization/37194
28803 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28804 Don't add the cost of cost model guard in prologue to scalar
28805 outside cost in case of known number of iterations.
28807 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28808 Alan Modra <amodra@bigpond.net.au>
28810 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28811 non-word-aligned REG+CONST addressing.
28813 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28816 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28817 free_after_compilation when outputting a thunk.
28818 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28819 Do not call free_after_compilation here.
28821 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28823 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28824 (ix86_valid_target_attribute_inner_p): Ditto.
28826 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28828 PR tree-optimization/38492
28829 PR tree-optimization/38498
28830 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28831 * tree-chrec.h (scev_is_linear_expression): Declared.
28832 * graphite.c (graphite_cannot_represent_loop_niter): New.
28833 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28834 (graphite_loop_normal_form): Use gcc_assert.
28835 (scan_tree_for_params): Use CASE_CONVERT.
28836 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28837 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28838 Use gcc_assert. Discard scops that contain unhandled cases.
28839 (build_scop_conditions): Return a boolean status for unhandled cases.
28840 (strip_mine_profitable_p): Print the loop number, not its depth.
28841 (is_interchange_valid): Pass the depth of the loop nest, don't
28842 recompute it wrongly.
28843 (graphite_trans_bb_block): Same.
28844 (graphite_trans_bb_block): Print tentative of loop blocking.
28845 (graphite_trans_scop_block): Do not print that the loop has been
28847 (graphite_transform_loops): Do not handle scops that contain condition
28850 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28852 AVX Programming Reference (December, 2008)
28853 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28854 (_mm256_stream_pd): Likewise.
28855 (_mm256_stream_ps): Likewise.
28857 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28858 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28859 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28860 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28861 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28862 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28863 (ix86_expand_special_args_builtin): Likewise.
28865 * config/i386/sse.md (AVXMODEDI): New.
28866 (avx_movnt<mode>): Likewise.
28867 (avx_movnt<mode>): Likewise.
28868 (<sse>_movnt<mode>): Remove AVX support.
28869 (sse2_movntv2di): Likewise.
28871 2009-01-07 Richard Guenther <rguenther@suse.de>
28873 PR middle-end/38751
28874 * fold-const.c (extract_muldiv): Remove obsolete comment.
28875 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28876 to PLUS_EXPR canonicalization for the canonicalization.
28878 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28880 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28881 hosted cross-compilers generating less efficient code.
28883 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28885 * function.h (rtl_data): Add a dbr_scheduled_p field.
28886 * reorg.c (dbr_schedule): Set it.
28887 (gate_handle_delay_slots): Check it.
28888 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28889 (mips_reorg): Check flag_delayed_branch instead of
28890 mips_base_delayed_branch.
28891 (mips_override_options): Don't set mips_base_delayed_branch
28892 or flag_delayed_branch.
28894 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28896 PR rtl-optimization/38426.
28897 * ira.c (ira): Set current_function_is_leaf earlier.
28899 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28901 PR rtl-optimization/38722
28902 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28903 too early, only set a flag and modify after last possible
28906 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28909 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28910 * real.c (decimal_single_format): Correct values of emin and emax.
28911 (decimal_double_format): Ditto.
28912 (decimal_quad_format): Ditto.
28913 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28914 computation of DECnn_MIN and DECnn_MAX for corrected values of
28915 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28916 __DECnn_MIN__, and adjust its computation for the corrected value
28919 2009-01-06 Jan Hubicka <jh@suse.cz>
28922 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28924 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28926 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28927 Add Robert Clark to the list of testers.
28929 2009-01-06 Jan Hubicka <jh@suse.cz>
28930 Kai Tietz <kai.tietz@onevision.com>
28932 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28933 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28935 2009-01-06 Jan Hubicka <jh@suse.cz>
28936 Kai Tietz <kai.tietz@onevision.com>
28938 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28940 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28941 (ix86_nsaved_regs): Count only general purpose regs.
28942 (ix86_nsaved_sseregs): New.
28943 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28944 to 16 for w64; compute padding and size of sse reg save area.
28945 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28946 general purpose regs.
28947 (ix86_emit_save_sse_regs_using_mov): New.
28948 (ix86_expand_prologue): Save SSE regs if needed.
28949 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28950 (ix86_emit_restore_sse_regs_using_mov): New.
28951 (ix86_expand_epilogue): Save SSE regs if needed.
28953 2009-01-06 Jan Hubicka <jh@suse.cz>
28954 Kai Tietz <kai.tietz@onevision.com>
28956 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28957 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28958 functions when accumulate outgoing args is off.
28960 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28963 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28964 before using pseudos_have_intersected_live_ranges_p.
28966 * ira-int.h (ira_assert): Always define.
28968 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28970 AVX Programming Reference (December, 2008)
28971 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28972 (_mm256_permute2_pd): Likewise.
28973 (_mm_permute2_ps): Likewise.
28974 (_mm256_permute2_ps): Likewise.
28975 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28976 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28978 * config/i386/i386.c (ix86_builtins): Remove
28979 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28980 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28981 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28982 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28983 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28984 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28985 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28986 __builtin_ia32_vpermil2ps256.
28987 (ix86_init_mmx_sse_builtins): Updated.
28988 (ix86_expand_args_builtin): Likewise.
28990 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28992 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28993 long absolute calls when generating PA 2.0 code.
28995 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28997 PR rtl-optimization/38583
28998 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29000 * params.def (ira-max-conflict-table-size): New.
29002 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29004 * ira.h (ira_conflicts_p): New external definition.
29006 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29007 table. Report this. Return result of building.
29008 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29009 building conflict table.
29011 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29012 (ira_color): Use ira_conflicts_p.
29014 * global.c: Include ira.h.
29015 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29018 * Makefile.in (global.o): Add ira.h.
29020 * ira-build.c (mark_all_loops_for_removal,
29021 propagate_some_info_from_allocno): New.
29022 (remove_unnecessary_allocnos): Call
29023 propagate_some_info_from_allocno.
29024 (remove_low_level_allocnos): New.
29025 (remove_unnecessary_regions): Add parameter. Call
29026 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29027 parameter to remove_unnecessary_regions.
29028 (ira_build): Remove all regions but root if the conflict table was
29029 not built. Update conflict hard regs for allocnos crossing calls.
29031 * ira.c (ira_conflicts_p): New global.
29032 (ira): Define and use ira_conflicts_p.
29034 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29035 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29036 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29038 2009-01-06 Ben Elliston <bje@au.ibm.com>
29040 * gengtype-lex.l (YY_NO_INPUT): Define.
29042 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29045 * c-common.c (handle_vector_size_attribute): Also reject
29046 BOOLEAN_TYPE types.
29048 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29050 PR tree-optimization/38492
29051 * graphite.c (rename_map_elt, debug_rename_elt,
29052 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29053 rename_map_elt_info, eq_rename_map_elts,
29054 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29055 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29056 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29057 (sese_build_livein_liveouts): New.
29058 (new_sese, free_sese): New.
29059 (new_scop): Call new_sese.
29060 (free_scop): Call free_sese.
29061 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29062 (register_old_new_names): Renamed register_old_and_new_names.
29063 (register_scop_liveout_renames, add_loop_exit_phis,
29064 insert_loop_close_phis, struct igp,
29065 default_liveout_before_guard, add_guard_exit_phis,
29066 insert_guard_phis, copy_renames): New.
29067 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29068 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29069 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29070 (scop_adjust_phis_for_liveouts): New.
29071 (gloog): Call scop_adjust_phis_for_liveouts.
29073 * graphite.h (struct sese): Documented. Added fields liveout,
29074 num_ver and livein.
29075 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29076 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29077 (struct scop): Added field liveout_renames.
29078 (SCOP_LIVEOUT_RENAMES): New.
29080 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29082 PR tree-optimization/38510
29083 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29084 (translate_clast): Call recompute_all_dominators before
29086 (gloog): Call recompute_all_dominators before graphite_verify.
29088 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29089 Jan Sjodin <jan.sjodin@amd.com>
29091 PR tree-optimization/38500
29092 * graphite.c (create_sese_edges): Call fix_loop_structure after
29095 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29097 * config.gcc: Add m32r*-*-rtems*.
29098 * config/m32r/rtems.h: New file.
29100 2009-01-05 Ben Elliston <bje@au.ibm.com>
29102 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29103 (.po.pox): Likewise.
29104 (po/gcc.pot): Likewise.
29106 2009-01-04 David S. Miller <davem@davemloft.net>
29108 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29109 (STARTING_FRAME_OFFSET): Always set to zero.
29111 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29113 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29114 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29115 fixed-point types, and vectors of the same.
29117 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29119 * config/mips/sync.md (*mb_barrier): Rename to...
29120 (*memory_barrier): ...this.
29122 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29124 * doc/extend.texi (Function Attributes): Move @cindex after @item
29125 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29126 and put in alphabetical order. Fix 'target' name and put in order.
29127 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29130 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29132 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29133 (memory_barrier): Expand as unspec instead of unspec_volatile.
29134 Remove mem:BLK from insn operands. Use Pmode scratch register.
29135 (*memory_barrier): Define as unspec instead of unspec_volatile.
29136 Use (match_dup 0) as input operand.
29138 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29139 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29140 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29141 scratch register. Remove operand 1.
29142 (*stbar): Define as unspec instead of unspec_volatile.
29143 Use (match_dup 0) as input operand, remove (const_int 8).
29144 (*membar): Define as unspec instead of unspec_volatile.
29145 Use (match_dup 0) as input operand, remove input operand 2.
29147 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29148 (memory_barrier): Expand as unspec instead of unspec_volatile.
29149 Remove mem:BLK from insn operands. Use Pmode scratch register.
29150 (*memory_barrier): Define as unspec instead of unspec_volatile.
29151 Use (match_dup 0) as input operand.
29153 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29154 Remove mem:BLK from insn operands. Use Pmode scratch register.
29155 Set volatile flag on operand 0.
29156 (*memory_barrier): New insn pattern.
29158 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29160 (*memory_barrier): Use (match_dup 0) as input operand.
29162 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29163 Remove mem:BLK from insn operands. Use Pmode scratch register.
29164 Set volatile flag on operand 0.
29165 (*mb_internal): New insn pattern.
29167 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29169 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29171 PR middle-end/38586
29172 * function.c (struct temp_slot): Move to the section of the file
29173 that deals with temp slots. Remove field 'address'.
29174 (temp_slot_address_table): New hash table of address -> temp slot.
29175 (struct temp_slot_address_entry): New struct, items for the table.
29176 (temp_slot_address_compute_hash, temp_slot_address_hash,
29177 temp_slot_address_eq, insert_temp_slot_address): Support functions
29179 (find_temp_slot_from_address): Rewrite to use the new hash table.
29180 (remove_unused_temp_slot_addresses): Remove addresses of temp
29181 slots that have been made available.
29182 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29183 worker function for remove_unused_temp_slot_addresses.
29184 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29185 Add the temp slot address to the address -> temp slot map.
29186 (update_temp_slot_address): Update via insert_temp_slot_address.
29187 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29188 (pop_temp_slots): Likewise.
29189 (init_temp_slots): Allocate the address -> temp slot map, or empty
29190 the map if it is already allocated.
29191 (prepare_function_start): Initialize temp slot processing.
29193 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29195 PR middle-end/38584
29196 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29197 Calculate the size of all stack vars assuming no packing of stack
29198 vars will happen, replacing a quadratic algorithm with a linear one.
29200 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29203 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29206 2009-01-03 Diego Novillo <dnovillo@google.com>
29208 * doc/contrib.texi: Update contributions.
29210 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29213 * builtins.c (fold_builtin_memory_op): Give up if either operand
29214 is volatile. Set srctype or desttype to non-qualified version
29218 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29219 and FUNCTION_DECLs.
29221 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29223 PR rtl-optimization/35805
29224 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29225 problem if fast dce is able to remove any instructions.
29226 * dce.c (dce_process_block): Fix dump message.
29228 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29231 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29233 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29235 PR middle-end/38690
29236 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29237 * tree-pretty-print.c (op_code_prio): New function.
29238 (op_prio): No longer static. Use op_code_prio.
29239 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29240 Use op_prio and op_code_prio to determine if () should be
29241 printed around operand(s) or not.
29243 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29244 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29245 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29246 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29247 pp_character instead of pp_string for single letter printing.
29249 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29251 * doc/extend.texi: Fix '#pragma GCC option' typo.
29253 2009-01-02 Richard Guenther <rguenther@suse.de>
29255 * doc/install.texi (--enable-checking): Mention different
29256 default for stage1.
29257 (--enable-stage1-checking): Document.
29259 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29261 PR middle-end/30142
29262 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29263 case to be an error.
29265 2009-01-02 Ben Elliston <bje@au.ibm.com>
29267 * config/fp-bit.h (pack_d): Constify argument.
29268 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29269 (isnan): Constify argument.
29271 (iszero): Likewise.
29272 (pack_d): Likewise.
29273 (_fpadd_parts): Constify return type.
29274 (_fpmul_parts): Likewise.
29275 (_fpdiv_parts): Likewise.
29277 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29280 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29281 warn about overwriting initializer with side-effects or
29282 -Woverride-init if !IMPLICIT.
29283 (output_init_element): Likewise. Pass IMPLICIT down to
29285 (process_init_element): Add IMPLICIT argument. Pass it down
29286 to output_init_element.
29287 (push_init_element, pop_init_level, set_designator): Adjust
29288 process_init_element callers.
29289 (set_nonincremental_init, set_nonincremental_init_from_string):
29290 Adjust add_pending_init callers.
29291 (output_pending_init_elements): Adjust output_init_element callers.
29292 * c-tree.h (process_init_element): Adjust prototype.
29293 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29294 process_init_element callers.
29297 Copyright (C) 2009 Free Software Foundation, Inc.
29299 Copying and distribution of this file, with or without modification,
29300 are permitted in any medium without royalty provided the copyright
29301 notice and this notice are preserved.