1 2009-10-19 Joseph Myers <joseph@codesourcery.com>
3 * config/arm/arm.c (output_move_neon): Use DImode in call to
6 2009-10-19 Matthias Klose <doko@ubuntu.com>
9 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
11 2009-10-19 Jakub Jelinek <jakub@redhat.com>
13 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM
16 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
19 * optabs.c (expand_binop): Make mode of shift count expression mode
20 of shift count not target.
23 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
25 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
26 case. Force using values to replace references within the statement.
27 (convert_local_reference_stmt): Likewise.
29 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
31 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
32 remove a subsequent GOTO or RETURN statement.
34 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
36 * config/avr.md (*movqi): Add zero as equally preferable constraint
40 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
42 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
44 2009-10-17 Richard Guenther <rguenther@suse.de>
46 * lto-streamer-in.c (lto_input_location): Try to reuse
49 2009-10-17 Richard Guenther <rguenther@suse.de>
51 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
52 operands in COMPONENT_REFs.
54 2009-10-17 Anatoly Sokolov <aesok@post.ru>
56 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
57 if not defined. Change type of second argument to const_rtx.
58 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
60 * targhooks.h (default_libcall_value): Update prototype.
61 * target.h (struct gcc_target): Change type of second argument of
62 libcall_value to const_rtx.
63 * config/arm/arm.c (arm_libcall_value): Change type of second argument
65 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
66 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
68 2009-10-17 Jakub Jelinek <jakub@redhat.com>
71 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
72 * cgraphunit.c (cgraph_optimize): Call it.
73 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
74 (dwarf2out_assembly_start): ... here. New hook.
75 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
76 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
78 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
79 * sdbout.c (sdb_debug_hooks): Likewise.
80 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
81 (vmsdbgout_assembly_start): New hook.
83 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
85 * rtl.h (RTL_LOCATION): Fix typo.
87 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
89 * print-rtl.c (print_rtx): Print locators in asm_operands
92 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
95 * sched-deps.c (depl_on_debug_p): New.
96 (attach_dep_link): Reject debug deps before nondebug deps.
97 (add_to_deps_list): Insert debug deps after nondebug deps.
98 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
100 (sd_add_dep): Do not reject debug deps.
101 (add_insn_mem_dependence): Don't count debug deps.
102 (remove_from_deps): Likewise.
103 (sched_analyze_2): Set up mem deps on debug insns.
104 (sched_analyze_insn): Record reg uses for deps on debug insns.
105 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
106 try_ready nondebug insn after debug insn.
107 * ddg.c (create_ddg_dep_from_intra_loop_link,
108 create_ddg_dep_no_link): Don't reject debug deps.
110 2009-10-16 Richard Guenther <rguenther@suse.de>
112 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
113 (maybe_merge_incomplete_and_complete_type): Likewise.
114 (lto_symtab_merge): Do not call them. Do not warn for
115 complete vs. incomplete compatible types.
116 (lto_symtab_merge_decls_2): Simplify.
117 * gimple.c (gimple_force_type_merge): Remove.
118 (gimple_types_compatible_p): Make it static.
119 * gimple.h (gimple_force_type_merge): Remove.
120 (gimple_types_compatible_p): Likewise.
122 2009-10-16 Jakub Jelinek <jakub@redhat.com>
124 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
125 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
127 2009-10-16 Richard Guenther <rguenther@suse.de>
129 PR tree-optimization/41728
130 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
131 if fold_stmt did anything.
133 2009-10-16 Richard Guenther <rguenther@suse.de>
136 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
137 (maybe_fixup_handled_component): New function.
138 (input_gimple_stmt): Fixup mismatched decl replacements.
140 2009-10-16 Richard Guenther <rguenther@suse.de>
143 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
144 the same as VAR_DECL.
146 2009-10-16 Richard Guenther <rguenther@suse.de>
148 * gimple.c (iterative_hash_gimple_type): For integer types
149 also hash their minimum and maximum values and the string flag.
150 For array types hash their domain and the string flag.
152 2009-10-16 Richard Guenther <rguenther@suse.de>
154 * gimple.c (gimple_types_compatible_p): Restrict completing
155 types to record or unions. Simplify completion.
156 Do not merge records or unions with different
157 TYPE_STRUCTURAL_EQUALITY_P tag.
158 (iterative_hash_gimple_type): Restrict non-recursing into
159 pointer targets for records and unions.
161 2009-10-15 Jakub Jelinek <jakub@redhat.com>
164 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
165 * dwarf2out.c (mem_loc_descriptor): Don't handle
166 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
167 punt if it is not lowpart subreg or if inner mode isn't
170 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
172 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
173 investigating previous or next insns.
175 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
177 * tree-sra.c (build_ref_for_offset_1): Update comment.
179 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
181 * config/s390/s390.md (atype): Added missing values.
183 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
186 * pa.md (casesi): Use sign extended index in call to
188 (casesi64p): Update pattern to reflect above.
190 2009-10-15 Steve Ellcey <sje@cup.hp.com>
192 PR rtl-optimization/41697
193 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
195 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
198 * config/rs6000/predicates.md: Update copyright year.
199 * config/rs6000/altivec.md: Ditto.
201 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
202 (MD_INCLUDES): Add a2.md.
204 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
205 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
206 (builtin_classify): New static vector to classify various builtins
207 to get the tree attributes correct.
208 (def_builtin): Set the attributes of builtins based on what the
209 builtin does (i.e. memory operation, floating point, saturation
210 need special attributes, others are pure functions).
212 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
214 (enum rs6000_builtins): Include rs6000-builtin.def to define the
215 builtins. Change the end marker to MAX_RS6000_BUILTINS from
216 RS6000_BUILTIN_COUNT.
217 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
220 * config/rs6000/rs6000-builtin.def: New file that combines the
221 builtin enumeration name and attributes.
223 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
225 * config/i386/linux.h (ASM_SPEC): Add --32.
227 2009-10-15 Jakub Jelinek <jakub@redhat.com>
229 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
230 and DW_TAG_template_alias.
231 (dwarf_attr_name): Handle DW_AT_main_subprogram,
232 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
233 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
234 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
235 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
236 and DW_AT_GNU_odr_signature.
237 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
238 DW_FORM_flag_present and DW_FORM_ref_sig8.
239 (output_signature): Only print name on the first byte.
240 (output_die): Likewise for dw_val_class_data8.
242 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
244 * doc/invoke.texi: Clarify that most optimizations are not enabled
247 2009-10-15 Richard Guenther <rguenther@suse.de>
250 * gimple.c (compare_type_names_p): Handle anonymous names
251 differently based on new mode argument.
252 (gimple_types_compatible_p): For structs also compare the tags.
253 (iterative_hash_type_name): Rename to ...
254 (iterative_hash_name): ... this. Hash all names.
255 (iterative_hash_gimple_type): Fix hashing the struct tag of
256 pointer targets. Hash field decl names.
258 2009-10-15 Richard Guenther <rguenther@suse.de>
261 * gimple.c (gimple_get_alias_set): Avoid recursing on
262 invalid type topology.
264 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
266 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
268 2009-10-15 Richard Guenther <rguenther@suse.de>
270 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
272 2009-10-15 Jakub Jelinek <jakub@redhat.com>
274 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
275 add --with-tune{,-32,-64} configured default for -mtune if explicit
278 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
280 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
283 2009-10-14 DJ Delorie <dj@redhat.com>
285 * config/h8300/h8300.c (F): New.
287 (h8300_emit_stack_adjustment): Call them.
289 (h8300_push_pop): Likewise.
290 (h8300_expand_prologue): Likewise.
291 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
292 (MUST_USE_SJLJ_EXCEPTIONS): Define.
293 (INCOMING_RETURN_ADDR_RTX): Define.
294 (INCOMING_FRAME_SP_OFFSET): Define.
295 (DWARF_CIE_DATA_ALIGNMENT): Define.
297 2009-10-14 Jakub Jelinek <jakub@redhat.com>
299 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
300 fields in builtin structs.
301 (finalize_record_size): Likewise.
303 2009-10-14 Richard Guenther <rguenther@suse.de>
305 * gimple.c (gtc_ob): New global.
306 (struct type_pair_d): Replace pointers with type UIDs.
307 (type_pair_hash): Adjust.
308 (type_pair_eq): Likewise.
309 (lookup_type_pair): Likewise. Allocate from an obstack.
310 (gimple_force_type_merge): Adjust.
311 (gimple_types_compatible_p): Likewise.
312 (free_gimple_type_tables): Free the obstack.
314 2009-10-14 Jakub Jelinek <jakub@redhat.com>
316 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
317 stmts setting DEBUG_EXPR_DECLs.
319 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
320 Don't crash if mode1 is VOIDmode.
322 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
324 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
325 * params.h (IRA_LOOP_RESERVED_REGS): New
326 * tree-pass.h (pass_subregs_of_mode_init,
327 pass_subregs_of_mode_finish): Remove.
328 * passes.c (pass_subregs_of_mode_init,
329 pass_subregs_of_mode_finish): Remove.
330 (pass_reginfo_init): Move before loop optimizations.
331 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
332 * common.opt (fira-loop-pressure): New.
333 * toplev.h (flag_ira_loop_pressure): New.
334 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
336 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
337 Make external and void type functions.
338 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
339 pass_subregs_of_mode_finish): Remove.
340 * ira-costs.c (init_costs): Call init_subregs_of_mode.
341 * regmove.c: Include ira.h.
342 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
343 register pressure calculation in loops.
344 * loop-invariant.c: Include REGS_H and ira.h.
345 (struct loop_data): New members max_reg_pressure, regs_ref, and
347 (struct invariant): New member orig_regno.
348 (curr_loop): New variable.
349 (find_exits): Initialize regs_ref and regs_live.
350 (create_new_invariant): Initialize orig_regno.
351 (get_cover_class_and_nregs): New.
352 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
353 array. Add code for flag_ira_loop_pressure.
354 (gain_for_invariant): Make new_regs an array. Add code for
355 flag_ira_loop_pressure.
356 (best_gain_for_invariant): Ditto.
357 (set_move_mark): New parameter gain. Use it for debugging output.
358 (find_invariants_to_move): Make regs_needed and new_regs an array.
359 Add code for flag_ira_loop_pressure.
360 (move_invariant_reg): Set up orig_regno.
361 (move_invariants): Set up reg classes for pseudos for
362 flag_ira_loop_pressure.
363 (free_loop_data): Clear regs_ref and regs_live.
364 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
365 get_regno_cover_class, change_pressure, mark_regno_live,
366 mark_regno_death, mark_reg_store, mark_reg_clobber,
367 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
368 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
369 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
370 register pressure calculation in loops if new regs were added.
371 Call finish_subregs_of_mode.
372 * opts.c (decode_options): Set up flag_ira_loop_pressure.
373 * Makefile.in (loop-invariant.o): Add ira.h.
375 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
377 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
379 2009-10-14 Richard Guenther <rguenther@suse.de>
381 * lto-symtab.c (lto_symtab_compatible): Fold in ...
382 (lto_symtab_merge): ... here. Rewrite both to take the
383 prevailing and a to-be-merged entry and to queue diagnostics
385 (lto_symtab_resolve_replaceable_p): New predicate for
387 (lto_symtab_resolve_can_prevail_p): Likewise.
388 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
389 handles merging commons by choosing the largest decl. Fold
390 in code that gives ODR errors.
391 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
393 (lto_symtab_merge_decls_1): Re-structure. Deal with the
394 case of no prevailing decl here. Diagnose mismatches
395 in object types here. Drop all but the prevailing decls.
396 (lto_symtab_prevailing_decl): Return the single prevailing decl.
397 * lto-streamer-in.c (lto_input_tree_ref): Deal with
398 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
400 2009-10-14 Richard Guenther <rguenther@suse.de>
403 * lto-streamer-in.c (input_bb): Replace debug stmts with
404 nops instead of dropping them.
406 2009-10-14 Nick Clifton <nickc@redhat.com>
408 * gcc/doc/extended.texi: Replace the dash character with
409 @minus{} in situations where it is being used as a minus
411 * gcc/doc/tm.texi: Likewise.
412 * gcc/doc/md.texi: Likewise.
414 2009-10-14 Jakub Jelinek <jakub@redhat.com>
416 PR preprocessor/41543
417 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
418 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
419 * tree.c: Include intl.h.
420 (expand_location): Handle BUILTINS_LOCATION.
421 * Makefile.in (tree.o): Depend on intl.h.
424 * dwarf2out.c (dwarf2out_var_location): Always clear
425 last_postcall_label when changing last_label.
427 2009-10-14 Pascal Obry <obry@adacore.com>
429 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
430 (process_command): Handle -E as done with -c and -S. Do not add
431 the target executable suffix to the output file when -E is used.
432 (main): Adjust error message accordingly.
434 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
440 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
442 (tree_code_size): Likewise.
444 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
446 * builtins.c (fold_builtin_1): Support complex "arc" functions.
447 * real.h (HAVE_mpc_arc): Define.
449 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
451 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
452 (struct builtin_description): Add fndecl field.
453 (bdesc): Remove const qualifier. Update initializer.
454 (sh_media_init_builtins): Remove const qualifier for d. Record
455 the result of add_builtin_function to the fndecl field.
456 (sh_builtin_decl): New.
457 (sh_media_builtin_decl): New.
459 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
462 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
463 requests between special registers.
465 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
467 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
469 2009-10-13 Richard Henderson <rth@redhat.com>
471 PR tree-optimization/41377
472 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
473 (cleanup_empty_eh_merge_phis): New change_region parameter;
474 pass it on to redirect_eh_edge_1. Update callers.
475 (cleanup_empty_eh_unsplit): Don't require an existing EH label
476 at the destination block.
478 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
480 * passes.c (register_pass): Replaced gcc_unreachable by
481 fatal_error on failure. Mentions plugins in comments & messages.
483 2009-10-13 Jakub Jelinek <jakub@redhat.com>
486 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
487 * sched-vis.c (print_value): Use it.
488 * cselib.c (cselib_hash_rtx): Likewise.
489 * print-rtl.c (print_rtx): Likewise.
490 * cfgexpand.c (expand_debug_rtx): Likewise.
491 * var-tracking.c (vt_expand_loc_callback): Likewise.
493 2009-10-13 Richard Guenther <rguenther@suse.de>
496 * opts.c (handle_option): Split out code to handle setting
497 the options flag var ...
498 (set_option): ... here.
499 * opts.h (set_option): Declare.
500 * lto-opts.c (register_user_option_p): Include -fexceptions
501 and all position independent code variants.
502 (handle_common_option): Remove.
503 (lto_reissue_options): Use set_option.
505 2009-10-13 Martin Jambor <mjambor@suse.cz>
507 PR tree-optimization/41661
508 * ipa-prop.c (compute_complex_pass_through): Allow only operations
509 that are tcc_comparisons or do not change the type in any
511 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
512 folding tcc_comparison operations.
514 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
516 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
519 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
525 * tree.def (DEBUG_EXPR_DECL): New.
526 * rtl.def (DEBUG_EXPR): New.
527 * gengtype.c (adjust_field_rtx_def): Handle it.
528 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
529 (insert_debug_temp_for_var_def): ... this. Drop support for
530 moving. Take iterator for def stmt; insert debug stmt before it.
531 Scan early for use count and kind in debug stmts.
532 (propagate_defs_into_debug_stmts): Rename to...
533 (insert_debug_temps_for_defs): ... this. Likewise.
534 * tree.h (DEBUG_TEMP_UID): New.
535 * tree.c (next_debug_decl_uid): New.
536 (make_node_stat): Count debug decls separately.
537 (copy_node_stat): Likewise.
538 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
539 * var-tracking.c (dv_is_decl_p): Recognize it.
540 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
541 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
542 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
543 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
544 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
545 (cselib_hash_rtx): Likewise.
546 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
547 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
549 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
550 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
551 * rtl.c (copy_rtx): Likewise.
552 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
553 * print-rtl.c (print_rtx): Likewise.
554 * sched-vis.c (print_value): Likewise.
555 (print_insn): Handle DEBUG_EXPR_DECL.
556 * tree-dump.c (dequeue_and_dump): Likewise.
557 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
558 * gimple-iterator (gsi_replace): Check for same lhs.
559 (gsi_remove): Insert debug temps.
560 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
561 (move_computations_stmt): Drop explicit propagation into debug stmts.
562 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
563 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
564 * tree-ssa-sink.c (statement_sink_location): Likewise.
565 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
566 * tree-ssanames.c (release_ssa_name): Adjust for rename.
567 * tree-flow.h: Likewise.
568 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
569 debug temps without values.
570 (eliminate_unnecessary_stmts): Don't discard just-inserted
573 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
576 * config/cris/cris.md (andu): Check that operand 1 is one of the
577 general registers. Fix typo in head comment.
579 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
581 * config/i386/i386.md (vswapmov): New.
582 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
583 (ix86_function_ms_hook_prologue): New.
584 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
585 * configure.ac: Test for swap suffix support in as.
586 * configure: Rebuild.
588 2009-10-12 Jakub Jelinek <jakub@redhat.com>
591 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
592 paradoxical subregs to prevent partial register stalls if the inner
593 mode is integer mode.
595 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
597 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
599 2009-10-12 Dodji Seketeli <dodji@redhat.com>
602 * gcc/dwarf2out.c (template_parameter_pack_die,
603 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
605 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
608 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
610 (maybe_register_def): Likewise. Take stmt iterator.
611 (rewrite_update_stmt): Take stmt iterator and pass it on.
612 (rewrite_update_enter_block): Pass stmt iterator.
614 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
616 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
617 (spu_builtin_decl): New function.
619 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
621 * config/i386/i386.md (SWIM): New mode iterator.
622 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
623 using SWIM mode iterator.
624 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
625 patterns using SWI48 mode iterator.
626 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
627 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
628 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
629 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
630 patterns using SWI248 mode iterator.
631 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
632 gen_x86_movdicc_0_m1_rex64 for renamed function
634 2009-10-11 Jose Ruiz <ruiz@adacore.com>
635 Eric Botcazou <ebotcazou@adacore.com>
638 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
639 * config/sparc/sol2-unwind.h: New file.
641 2009-10-11 Olivier Hainque <hainque@adacore.com>
642 Eric Botcazou <ebotcazou@adacore.com>
645 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
646 * config/i386/sol2-unwind.h: New file.
648 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
651 * config/i386/i386.md (addsi_1_zext): Get the proper second
654 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
656 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
657 all OLD_RTXes, not just REGs. Use copy_rtx to create the
660 2009-10-11 Richard Guenther <rguenther@suse.de>
662 * gimple.c (iterative_hash_type_name): Do not handle special
665 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
667 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
668 (*setcc_si_1_and): Ditto.
669 (*setcc_si_1_movzbl): Ditto.
670 (*setcc_<mode>_2): Ditto.
671 (*setcc_qi): Rename from *setcc_1.
672 (*setcc_qi_slp): Rename from *setcc_2.
674 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
675 (*zero_extendqisi2_movzbw_and splitter): Ditto.
677 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
678 "if" condition, there is already assert with reload_completed present.
680 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
682 * plugin.c (try_init_one_plugin): Improve constness of variable err.
684 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
686 * doc/install.texi (Final install): Refer to
687 http://gcc.gnu.org/bugs/ for bug reporting.
689 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
691 * configure.ac: Add test for dci instruction.
692 * configure: Regenerate.
693 * config.in: Likewise.
694 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
695 * doc/invoke.texi: Add cpu_type 476 and 476fp.
696 (-mmulhw): Add 476 to description.
698 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
699 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
700 (processor_target_table): Add 476 and 476fp entries.
701 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
702 (rs6000_issue_rate): Add CPU_PPC476.
703 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
704 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
705 (processor_type): Add PROCESSOR_PPC476.
706 (EXTRA_SPECS): Add asm_cpu_476 string.
707 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
708 (define_attr "cpu"): Add ppc476.
710 Update comments for 476.
711 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
712 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
713 Update copyright year.
714 * config/rs6000/476.md: New file.
715 * config/rs6000/40x.md: Add description for "isel" attribute.
716 Update copyright year.
717 * config/rs6000/440.md: Likewise.
718 * config/rs6000/603.md: Likewise.
719 * config/rs6000/6xx.md: Likewise.
720 * config/rs6000/7450.md: Likewise.
721 * config/rs6000/7xx.md: Likewise.
722 * config/rs6000/8540.md: Likewise.
723 * config/rs6000/cell.md: Likewise.
724 * config/rs6000/e300c2c3.md: Likewise.
725 * config/rs6000/e500mc.md: Likewise.
726 * config/rs6000/mpc.md: Likewise.
727 * config/rs6000/power4.md: Likewise.
728 * config/rs6000/power5.md: Likewise.
729 * config/rs6000/power6.md: Likewise.
730 * config/rs6000/power7.md: Likewise.
731 * config/rs6000/rios1.md: Likewise.
732 * config/rs6000/rios2.md: Likewise.
733 * config/rs6000/rs64.md: Likewise.
735 2009-10-10 Richard Guenther <rguenther@suse.de>
737 PR tree-optimization/41654
738 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
739 a cond expr before calling gimple_cond_set_condition_from_tree.
740 (ifcombine_iforif): Likewise.
742 2009-10-09 Ian Lance Taylor <iant@google.com>
744 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
745 * configure: Rebuild.
747 2009-10-09 Neil Vachharajani <nvachhar@google.com>
749 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
752 2009-10-09 Richard Guenther <rguenther@suse.de>
755 * target-def.h (TARGET_BUILTIN_DECL): Define.
756 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
757 * target.h (struct gcc_target): Add builtin_decl target hook.
758 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
759 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
761 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
763 (lto_output_builtin_tree): Sorry if the target does not support
764 streaming target builtins.
765 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
766 (rs6000_builtin_decl): New function.
767 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
768 (ix86_builtin_decl): New function.
770 2009-10-09 Jakub Jelinek <jakub@redhat.com>
772 PR preprocessor/41445
773 * c-ppoutput.c (do_line_change): New function.
774 (cb_line_change): Use it.
775 (scan_translation_unit): Call do_line_change if
776 avoid_paste or PREV_WHITE and token location is on a different line
780 * dwarf2out.c (dwarf2out_init): Test whether
781 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
784 PR rtl-optimization/41646
785 * calls.c (expand_call): For BLKmode types returned in registers
786 avoid likely spilled hard regs in copy_blkmode_from_reg generated
789 2009-10-09 Richard Guenther <rguenther@suse.de>
791 PR tree-optimization/41634
792 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
793 we remove the correct elements.
794 (optimize_stmt): Make sure to update stmt operands before
795 optimizing redundancies.
797 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
799 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
801 2009-10-09 Richard Guenther <rguenther@suse.de>
804 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
806 (lto_wrapper_exit): New function.
808 (fatal_perror): Likewise.
809 (fork_execute): Use global args_name, do not free it.
810 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
811 * lto-streamer.h: Remove duplicate prototypes.
813 2009-10-09 Richard Guenther <rguenther@suse.de>
815 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
816 before calling stmt_can_throw_external.
818 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
820 PR tree-optimization/40071
821 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
822 pointer if the original data reference doesn't conflict with the
823 created vector data reference. Fix long line.
825 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
827 * config/i386/i386.md (any_div): New code iterator.
828 (u): Handle div and udiv.
830 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
832 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
833 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
834 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
835 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
837 2009-10-08 Joseph Myers <joseph@codesourcery.com>
839 * gcc.c (main): Remove trailing "." from diagnostics.
841 2009-10-08 Cary Coutant <ccoutant@google.com>
843 Add support for debugging with ICF (Identical Code Folding).
844 * calls.c (debug.h): New #include.
845 (emit_call_1): Call virtual_call_token debug hook.
846 * common.opt (-fenable-icf-debug): New option.
847 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
848 locations in the source).
849 (poc_label_num): New variable.
850 (dcall_entry, vcall_entry): New typedefs.
851 (dcall_table, vcall_table): New variables.
852 (struct vcall_insn): New type.
853 (vcall_insn_table): New variable.
854 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
855 (size_of_dcall_table): New function.
856 (output_dcall_table): New function.
857 (size_of_vcall_table): New function.
858 (output_vcall_table): New function.
859 (dwarf2out_direct_call): New function.
860 (vcall_insn_table_hash): New function.
861 (vcall_insn_table_eq): New function.
862 (dwarf2out_virtual_call_token): New function.
863 (dwarf2out_virtual_call): New function.
864 (dwarf2out_init): Allocate new tables and sections.
865 (prune_unused_types): Mark DIEs referenced from direct call table.
866 (dwarf2out_finish): Output direct and virtual call tables.
867 * final.c (final_scan_insn): Call direct_call and virtual_call
869 * debug.h (struct gcc_debug_hooks): Add direct_call,
870 virtual_call_token, virtual_call hooks.
871 (debug_nothing_uid): New function.
872 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
873 (debug_nothing_uid): New function.
874 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
875 (xcoff_debug_hooks): Likewise.
876 * sdbout.c (sdb_debug_hooks): Likewise.
877 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
878 * doc/invoke.texi (-fenable-icf-debug): New option.
880 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
883 * regmove.c (regmove_backward_pass): Replace src with dst in the
884 debug insn, and check for dst before rather than after.
886 2009-10-08 Janis Johnson <janis187@us.ibm.com>
888 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
889 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
891 2009-10-08 Jan Hubicka <jh@suse.cz>
894 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
895 do not mark cgraph nodes as needed.
896 (record_references_in_initializer): Add new only_vars parameter.
897 * cgraph.h (record_references_in_initializer): New parameter.
898 * varasm.c (assemble_variable): Update call.
899 * varpool.c (varpool_analyze_pending_decls): Always look for
902 2009-10-08 Anatoly Sokolov <aesok@post.ru>
904 * config/avr/avr.c (last_insn_address) Remove variable.
905 (expand_prologue): Don't initialise last_insn_address variable.
906 (final_prescan_insn): Don't output insn size.
907 * config/avr/avr.opt (msize): Remove switch.
908 * doc/invoke.texi (AVR Options): Remove documentation of -msize
911 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
913 * combine.c (label_tick_ebb_start): Fix comment.
914 (combine_instructions): Set label_tick and label_tick_ebb_start before
915 calling setup_incoming_promotions. Start them from 1. Increment
916 label_tick instead of deriving it from the BB index. Rather than
917 comparing ticks use the block from the previous iteration to decide
918 whether to start a new EBB. Remove empty lines before function.
920 2009-10-08 Michael Matz <matz@suse.de>
923 * builtins.c (fold_builtin_isascii): Use fold_build2.
924 (fold_builtin_isdigit): Ditto.
925 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
926 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
927 remove_useless_stmts_cond, remove_useless_stmts_tf,
928 remove_useless_stmts_tc, remove_useless_stmts_bind,
929 remove_useless_stmts_goto, remove_useless_stmts_label,
930 remove_useless_stmts_1, remove_useless_stmts,
931 pass_remove_useless_stmts): Remove.
932 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
933 * passes.c (init_optimization_passes): Don't add
934 pass_remove_useless_stmts.
935 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
936 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
938 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
939 for static constants.
940 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
941 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
943 2009-10-08 Richard Guenther <rguenther@suse.de>
945 * gimple.c (free_gimple_type_tables): New function.
946 * gimple.h (free_gimple_type_tables): Declare.
948 2009-10-07 Mark Heffernan <meheff@google.com>
950 * ipa-prop.c (ipa_print_node_params) Only print
951 names of named arguments.
953 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
955 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
956 being statically linked.
958 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
960 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
962 2009-10-08 Jan Hubicka <jh@suse.cz>
965 * ipa.c (cgraph_externally_visible_p,
966 function_and_variable_visibility,
967 whole_program_function_and_variable_visibility): Skip non-finalized
970 2009-10-08 Nick Clifton <nickc@redhat.com>
972 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
975 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
978 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
980 2009-10-07 Joseph Myers <joseph@codesourcery.com>
983 * c-common.c (c_fully_fold_internal): Strip nops from the result
984 of recursive calls to c_fully_fold_internal.
985 (c_wrap_maybe_const): New.
986 (c_save_expr): Use c_wrap_maybe_const.
987 * c-common.h (c_wrap_maybe_const): Declare.
988 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
989 build_binary_op): Use c_wrap_maybe_const.
991 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
993 * real.c: Fix comment to reflect actual exponent size.
995 2009-10-08 Ben Elliston <bje@au.ibm.com>
997 * config/rs6000/a2.md: Add FSF comment header.
999 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1001 * config/i386/i386.md (any_extend): New code iterator.
1002 (u, s): New code attributes.
1004 (DWIH): Rewrite as code iterator for SI and DI modes.
1005 (DWI): Rewrite as mode attribute.
1006 (dwi): New mode attribute.
1007 (di): Depend on SI mode and DI mode.
1008 (doubleint_general_operand): Remove mode attribute.
1010 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1013 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1014 (*sub<mode>3_doubleword): Ditto.
1016 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1017 using SWIM248 mode iterator.
1018 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1019 using SWI48 mode iterator.
1020 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1021 patterns using DWIH mode iterator and any_extend code iterator.
1022 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1023 using any_extend code iterator.
1024 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1025 patterns using DWIH mode iterator and any_extend code iterator.
1026 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1027 using any_extend code iterator.
1028 (<s>mul<mode>3_highpart): Macroize expander from
1029 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1030 and any_extend code iterator.
1031 (*<s>muldi3_highpart_1): Macroize insn from
1032 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1033 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1034 patterns using any_extend code iterator.
1035 (*<s>mulsi3_highpart_zext): Macroize insn from
1036 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1038 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1040 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1041 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1042 refering to a DIE with DW_AT_const_value.
1044 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1047 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1049 2009-10-06 Jan Hubicka <jh@suse.cz>
1051 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1054 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1056 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1057 *lea_2_rex64): Move before *add<mode>_1 pattern.
1059 2009-10-07 Jan Hubicka <jh@suse.cz>
1061 * collect2.c (main): Add -fno-whole-program.
1062 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1064 2009-10-07 Jan Hubicka <jh@suse.cz>
1066 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1067 has no address taken.
1068 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1070 (cgraph_clone_node): Clear externally_visible flag for clones.
1071 * cgraph.h (cgraph_only_called_directly_p,
1072 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1073 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1074 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1075 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1076 ipcp_insert_stage): Likwise.
1077 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1078 externally_visible flag.
1079 (verify_cgraph_node): Verify that inline clones look right.
1080 (process_function_and_variable_attributes): Do not set
1081 externally_visible flags.
1082 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1084 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1086 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1087 clear externally_visible when turning into inline clones
1088 (cgraph_mark_inline_edge): Use new predicates.
1089 (cgraph_estimate_growth): Likewise.
1090 (cgraph_decide_inlining): Likewise.
1091 * ipa.c (cgraph_postorder): Likewise.
1092 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1093 that inline clones are not needed.
1094 (cgraph_externally_visible_p): New predicate.
1095 (function_and_variable_visibility): Add whole_program parameter;
1096 always set externally_visible flag; handle COMDAT function
1098 (local_function_and_variable_visibility): New function.
1099 (gate_whole_program_function_and_variable_visibility): New function.
1100 (whole_program_function_and_variable_visibility): New function.
1101 (pass_ipa_whole_program_visibility): New function.
1102 * passes.c (init_optimization_passes): Add whole program visibility
1104 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1105 not care about needed/reachable flags.
1106 * varpool.c: Include flags.h
1107 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1108 (varpool_finalize_decl): When we are in LTO read-back, all variables
1110 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1112 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1114 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1117 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1119 * config.gcc: Don't include the makefile fragments intended for
1121 * config/s390/fixdfdi.h: File removed.
1122 * config/s390/libgcc-glibc.ver: File removed.
1123 * config/s390/s390.h: Remove the fixdfdi.h hack.
1124 * config/s390/t-crtstuff: File moved to libgcc dir.
1125 * config/s390/t-linux: Likewise.
1126 * config/s390/t-tpf: libgcc specific parts removed.
1127 * config/s390/t-linux64: Likewise.
1129 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1131 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1132 (lto-compress.o): Likewise.
1134 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1137 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1138 dllexport to class members here.
1139 (i386_pe_determine_dllimport_p): Only check static class data for
1141 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1142 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1143 functions for vague linkage.
1144 (i386_pe_type_dllexport_p): Fix formatting.
1145 (maybe_add_dllexport) New function.
1146 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1149 2009-10-07 Ben Elliston <bje@au.ibm.com>
1151 * config/rs6000/a2.md: Remove duplicated lines.
1153 2009-10-07 Ben Elliston <bje@au.ibm.com>
1155 * config.gcc (powerpc*-*-*): Handle a2.
1156 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1157 * config/rs6000/a2.md: New file.
1158 * config/rs6000/rs6000.opt (mno-update): New.
1159 (mupdate): Return to using a mask, not a var.
1160 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1161 (enum processor_type): Add PROCESSOR_PPCA2.
1162 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1163 (rs6000_override_options): Add "a2" to processor_target_table.
1164 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1165 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1167 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1169 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1170 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1171 reference to nonexistent gen_truncxfxf2 function.
1173 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1175 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1176 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1177 (general_operand): Handle TI mode.
1178 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1179 using SDWIM mode iterator.
1180 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1181 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1182 using DWI mode iterator.
1183 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1184 patterns using SWI mode iterator.
1185 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1186 using SWI48 mode iterator.
1187 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1188 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1189 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1190 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1191 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1192 using SDWIM mode iterator.
1193 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1194 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1195 using DWI mode iterator.
1196 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1197 patterns using SWI mode iterator.
1198 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1199 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1200 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1201 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1202 patterns using plusminus code iterator.
1203 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1204 sub<mode>3 patterns using plusminus code iterator.
1205 * config/i386/i386.c (override_options): Update the call to
1206 gen_subdi_carry_rex64 for renamed function.
1207 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1208 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1209 calls to instruction expanders.
1211 2009-10-06 Martin Jambor <mjambor@suse.cz>
1214 * opts.c (decode_options): Run IPA-SRA at -O2.
1216 2009-10-06 Richard Guenther <rguenther@suse.de>
1218 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1220 2009-10-06 Tobias Burnus <burnus@net-b.de>
1223 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1224 -flto and -fwhole-program flags can be combined.
1226 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1229 * gcc.c (process_command): Check that -o argument was specified.
1231 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1233 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1235 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1237 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1238 * doc/invoke.texi (Warning Options): Annotate allowed languages
1239 for -Wunsuffixed-float-constants.
1241 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1243 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1244 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1245 same name and isn't the main variant.
1248 * dwarf2out.c (loc_by_reference): Removed.
1249 (dw_loc_list_1): New function.
1250 (dw_loc_list): Remove toplev argument, add want_address argument.
1251 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1252 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1253 want_address == 2 to dw_loc_list. For successful dw_loc_list
1254 set have_address to 1 only if want_address is not 0.
1256 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1258 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1259 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1260 a code block followed by two pointers.
1261 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1262 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1263 (MIPS_MOVE): Likewise.
1264 (MIPS_LUI): Likewise.
1265 (MIPS_JR): Likewise.
1266 (MIPS_BAL): Likewise.
1267 (MIPS_NOP): Likewise.
1268 (mips_asm_trampoline_template): Delete.
1269 (mips_trampoline_code_size): New function.
1270 (mips_trampoline_init): Add shorter sequences for all cases
1271 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1272 Calculate the opcodes directly, rather than copying from a template.
1273 Only flush the code part of the trampoline.
1274 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1276 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1278 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1279 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1280 (INCOMING_RETURN_ADDR_RTX): Likewise.
1281 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1283 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1284 with RETURN_ADDR_REGNUM.
1285 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1286 * config/mips/mips.c (mips16_build_call_stub): Replace
1287 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1288 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1289 (mips_print_operand_punctuation): Likewise.
1290 (mips_frame_set): Likewise.
1291 (mips16e_output_save_restore): Likewise.
1292 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1293 (mips_save_reg_p): Likewise.
1294 (mips_return_addr): Likewise.
1295 (mips_set_return_address): Likewise.
1296 (mips_direct_save_slot_move_p): Likewise.
1297 (mips_output_function_prologue): Likewise.
1298 (mips_restore_reg): Likewise.
1299 (mips_expand_epilogue): Likewise.
1300 (mips_epilogue_uses): Likewise.
1301 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1302 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1303 (clear_hazard_<mode>): Likewise.
1304 (call_internal): Likewise.
1305 (call_internal_direct): Likewise.
1306 (call_direct_split): Likewise.
1307 (call_value_internal): Likewise.
1308 (call_value_split): Likewise.
1309 (call_value_internal_direct): Likewise.
1310 (call_value_direct_split): Likewise.
1311 (call_value_multiple_internal): Likewise.
1312 (call_value_multiple_split): Likewise.
1314 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1315 Jakub Jelinek <jakub@redhat.com>
1317 PR rtl-optimization/41511
1318 * combine.c (record_value_for_reg): Pass explicit values as argument
1319 to get_last_value_validate.
1320 (get_last_value_validate): Document INSN parameter.
1321 For non-readonly MEMs, assume they might have been modified if INSN
1322 was in another basic block.
1323 (get_last_value): Minor reformatting.
1325 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1328 * final.c (asm_str_count): Split out from asm_insn_count.
1329 * rtl.h (asm_str_count): New prototype.
1330 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1333 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1335 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1337 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1338 Rafael Espindola <espindola@google.com>
1340 * gengtype.c (write_types): Moved call to write_func_for_structure
1341 into seperate loops.
1343 2009-10-05 Richard Guenther <rguenther@suse.de>
1346 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1347 (input_cgraph_1): Input toplevel asms.
1349 2009-10-05 Richard Guenther <rguenther@suse.de>
1352 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1353 (external_aggregate_decl_p): Likewise.
1354 (lto_symtab_compatible): Re-structure. Remove dead code.
1355 For variables ignore toplevel qualifiers when comparing types.
1356 Issue warnings, not errors for mismatched user-alignment.
1358 2009-10-05 Richard Guenther <rguenther@suse.de>
1362 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1363 (struct lto_symtab_identifier_def): Likewise.
1364 (struct lto_symtab_decl_def): Likewise.
1365 (struct lto_symtab_entry_def): New.
1366 (lto_symtab_identifier_t): Rename to ...
1367 (lto_symtab_entry_t): ... this.
1368 (lto_symtab_decls): Remove.
1369 (lto_symtab_base_hash): Rename to ...
1370 (lto_symtab_entry_hash): ... this.
1371 (lto_symtab_base_eq): Rename to ...
1372 (lto_symtab_entry_eq): ... this.
1373 (lto_symtab_base_marked_p): Rename to ...
1374 (lto_symtab_entry_marked_p): ... this.
1375 (lto_symtab_identifier_marked_p): Remove.
1376 (lto_symtab_decl_marked_p): Likewise.
1377 (lto_symtab_maybe_init_hash_tables): Rename to ...
1378 (lto_symtab_maybe_init_hash_table): ... this.
1379 (lto_symtab_set_resolution_and_file_data): Remove.
1380 (lto_symtab_register_decl): New function.
1381 (lto_symtab_get_identifier): Remove.
1382 (lto_symtab_get): New function.
1383 (lto_symtab_get_resolution): Adjust.
1384 (lto_symtab_get_identifier_decl): Remove.
1385 (lto_symtab_set_identifier_decl): Likewise.
1386 (lto_symtab_merge_decl): Rename to ...
1387 (lto_symtab_merge): ... this. Rewrite.
1388 (lto_symtab_merge_var): Remove.
1389 (lto_symtab_merge_fn): Likewise.
1390 (lto_symtab_prevailing_decl): Adjust.
1391 (lto_cgraph_replace_node): New function.
1392 (lto_symtab_merge_decls_2): Likewise.
1393 (lto_symtab_merge_decls_1): Likewise.
1394 (lto_symtab_fixup_var_decls): Likewise.
1395 (lto_symtab_resolve_symbols): Likewise.
1396 (lto_symtab_merge_decls): Likewise.
1397 (lto_symtab_prevailing_decl): Adjust.
1398 (lto_symtab_get_symtab_def): Remove.
1399 (lto_symtab_get_file_data): Likewise.
1400 (lto_symtab_clear_resolution): Adjust.
1401 (lto_symtab_clear_resolution): Likewise.
1402 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1403 (input_cgraph_1): Likewise.
1404 * lto-streamer-in.c (get_resolution): Do not provide fake
1405 symbol resolutions here.
1406 (deferred_global_decls): Remove.
1407 (lto_register_deferred_decls_in_symtab): Likewise.
1408 (lto_register_var_decl_in_symtab): Change signature, register
1409 variable via lto_symtab_register_decl.
1410 (lto_register_function_decl_in_symtab): Likewise.
1411 (lto_read_tree): Adjust.
1412 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1413 (lto_symtab_merge_var): Likewise.
1414 (lto_symtab_merge_fn): Likewise.
1415 (lto_symtab_register_decl): Declare.
1416 (lto_symtab_merge_decls): Likewise.
1418 2009-10-05 Richard Guenther <rguenther@suse.de>
1420 PR tree-optimization/23821
1421 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1422 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1423 simple IV increments.
1425 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1427 * config/arm/arm.c (arm_override_options): Really initialize
1428 flag_dwarf2_cfi_asm to 0.
1430 2009-10-05 Doug Kwan <dougkwan@google.com>
1432 PR rtl-optimization/41574
1433 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1434 floating point and we are not doing unsafe math optimizations.
1436 2009-10-03 Simon Baldwin <simonb@google.com>
1437 Cary Coutant <ccoutant@google.com>
1438 Rafael Espindola <espindola@google.com>
1439 Richard Guenther <rguenther@suse.de>
1440 Jan Hubicka <jh@suse.cz>
1441 Doug Kwan <dougkwan@google.com>
1442 H.J. Lu <hongjiu.lu@intel.com>
1443 Bill Maddox <maddox@google.com>
1444 Ryan Mansfield <rmansfield@qnx.com>
1445 Diego Novillo <dnovillo@google.com>
1446 Ollie Wild <aaw@google.com>
1447 Kenneth Zadeck <zadeck@naturalbridge.com>
1449 * lto-cgraph.c: New file.
1450 * lto-compress.c: New file.
1451 * lto-compress.h: New file.
1452 * lto-opts.c: New file.
1453 * lto-section-in.c: New file.
1454 * lto-section-out.c: New file.
1455 * lto-streamer-in.c: New file.
1456 * lto-streamer-out.c: New file.
1457 * lto-streamer.c: New file.
1458 * lto-streamer.h: New file.
1459 * lto-symtab.c: New file.
1460 * lto-wpa-fixup.c: New file.
1461 * lto-wrapper.c: New file.
1463 2009-10-03 Simon Baldwin <baldwin@google.com>
1464 Ben Elliston <bje@au.ibm.com>
1465 Rafael Espindola <espindola@google.com>
1466 Nathan Froyd <froydnj@codesourcery.com>
1467 Jan Hubicka <jh@suse.cz>
1468 Doug Kwan <dougkwan@google.com>
1469 Diego Novillo <dnovillo@google.com>
1470 Kenneth Zadeck <zadeck@naturalbridge.com>
1472 * Makefile.in (enable_lto): New.
1473 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1474 (LINKER_PLUGIN_API_H): Define.
1475 (LTO_SYMTAB_H): Define.
1476 (LTO_STREAMER_H): Define.
1477 (TREE_VECTORIZER_H): Define.
1478 (INCLUDES): Add LIBELFINC.
1479 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1480 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1481 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1482 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1483 (native): Add lto-wrapper$(exeext)
1484 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1485 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1486 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1487 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1488 (varasm.o): Add dependency on tree-iterator.h.
1489 (cgraph.o): Add dependency on cif-code.def.
1490 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1491 (ipa-pure-const.o): Likewise.
1492 (GTFILES): Add lto-symtab.c.
1493 (install-lto-wrapper): New.
1494 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1495 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1496 * config.in: Regenerate.
1498 2009-10-03 Rafael Espindola <espindola@google.com>
1499 Diego Novillo <dnovillo@google.com>
1501 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1502 ipa_write_summaries.
1503 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1505 (cgraph_optimize): Make extern.
1507 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1508 Kenneth Zadeck <zadeck@naturalbridge.com>
1510 * toplev.c (in_lto_p): Declare.
1511 * collect2.c (scan_prog_file): Read all the output when reading
1512 information for LTO.
1513 (enum lto_mode_d): Declare.
1515 2009-10-03 Richard Guenther <rguenther@suse.de>
1516 Diego Novillo <dnovillo@google.com>
1518 * gimple.c: Include target.h and alias.h.
1519 (gimple_types): Declare.
1520 (type_hash_cache): Declare.
1521 (gimple_alloc_stat): Make extern.
1522 (gimple_build_eh_must_not_throw): Call
1523 gimple_eh_must_not_throw_set_fndecl.
1524 (struct type_pair_d): Declare.
1525 (type_pair_t): Declare.
1526 (type_pair_hash): New.
1527 (type_pair_eq): New.
1528 (lookup_type_pair): New.
1529 (gimple_force_type_merge): New.
1530 (compare_type_names_p): New.
1531 (compare_field_offset): New.
1532 (gimple_types_compatible_p): New.
1533 (struct sccs): Declare.
1534 (next_dfs_num): Declare.
1535 (iterative_hash_gimple_type): New.
1537 (iterative_hash_type_name): New.
1538 (iterative_hash_gimple_type): New.
1539 (gimple_type_hash): New.
1540 (gimple_type_eq): New.
1541 (gimple_register_type): New.
1542 (print_gimple_types_stats): New.
1543 (gimple_signed_or_unsigned_type): New.
1544 (gimple_unsigned_type): New.
1545 (gimple_signed_type): New.
1546 (gimple_get_alias_set): New.
1547 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1548 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1549 (gimple_force_type_merge): Declare.
1550 (gimple_types_compatible_p): Declare.
1551 (gimple_register_type): Declare.
1552 (print_gimple_types_stats): Declare.
1553 (gimple_unsigned_type): Declare.
1554 (gimple_signed_type): Declare.
1555 (gimple_get_alias_set): Declare.
1556 (gimple_eh_must_not_throw_set_fndecl): New.
1558 2009-10-03 Jan Hubicka <jh@suse.cz>
1559 Kenneth Zadeck <zadeck@naturalbridge.com>
1561 * ipa-pure-const.c: Include lto-streamer.h.
1562 (register_hooks): Factor out of ...
1563 (generate_summary): ... here.
1564 (pure_const_write_summary): New.
1565 (pure_const_read_summary): New.
1566 (pass_ipa_pure_const): Add pure_const_write_summary and
1567 pure_const_read_summary.
1568 * ipa-reference.c: Include lto-streamer.h.
1569 (add_new_function): New.
1570 (remove_node_data): New.
1571 (duplicate_node_data): New.
1572 (ipa_init): Guard against multiple calls.
1573 Move hook setup from analyze_function.
1574 (write_node_summary_p): New.
1575 (ipa_reference_write_summary): New.
1576 (ipa_reference_read_summary): New.
1577 (pass_ipa_reference): Add ipa_reference_write_summary and
1578 ipa_reference_read_summary.
1579 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1580 (struct cgraph_edge): Add fields lto_stmt_uid and
1581 call_stmt_cannot_inline_p.
1582 (cgraph_optimize): Declare.
1583 (cgraph_decide_is_function_needed): Declare.
1584 (reset_inline_failed): Declare.
1585 (enum LTO_cgraph_tags): Declare.
1586 (LTO_cgraph_tag_names): Declare.
1587 (LCC_NOT_FOUND): Define.
1589 2009-10-03 Doug Kwan <dougkwan@google.com>
1590 Rafael Espindola <espindola@google.com>
1591 Jan Hubicka <jh@suse.cz>
1592 Diego Novillo <dnovillo@google.com>
1593 Kenneth Zadeck <zadeck@naturalbridge.com>
1595 * passes.c (all_regular_ipa_passes): New.
1596 (all_ipa_passes): Rename to all_small_ipa_passes.
1597 (init_optimization_passes): Init all_regular_ipa_passes.
1598 * tree-pass.h (all_regular_ipa_passes): New.
1599 (all_ipa_passes): Rename to all_small_ipa_passes.
1600 * passes.c (all_lto_gen_passes): New.
1601 (init_optimization_passes): Initialize all_lto_gen_passes.
1602 (execute_ipa_summary_passes): Make non-static.
1603 (ipa_write_summaries_1): New.
1604 (ipa_write_summaries_2): New.
1605 (ipa_write_summaries): New.
1606 (ipa_write_summaries_of_cgraph_node_set): New.
1607 (ipa_read_summaries_1): New.
1608 (ipa_read_summaries): New.
1609 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1610 (execute_regular_ipa_pass_list): Remove.
1611 (init_optimization_passes): Schedule
1612 pass_rebuild_cgraph_edges and pass_early_inline outside
1613 of pass_all_early_optimizations. Document reason.
1614 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1615 pass_ipa_lto_finish_out): New pass.
1616 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1617 (execute_all_ipa_transforms): New.
1618 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1619 (dump_properties, debug_properties): New.
1620 * tree-optimize.c (gate_all_early_local_passes): Return
1621 false if we are in lto1.
1622 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1623 * tree-pass.h (execute_all_ipa_transforms): Declare.
1624 (pass_ipa_function_and_variable_visibility): Declare.
1625 (pass_ipa_early_inline): Declare.
1626 (pass_ipa_lto_gimple_out): Declare.
1627 (pass_ipa_lto_wpa_fixup): Declare.
1628 (pass_ipa_lto_finish_out): Declare.
1629 (all_small_ipa_passes, all_regular_ipa_passes,
1630 all_lto_gen_passes): Declare.
1631 (execute_ipa_summary_passes): Declare.
1632 (execute_all_ipa_transforms): Declare.
1633 (ipa_write_summaries): Declare
1634 (ipa_write_summaries_of_cgraph_node_set): Declare.
1635 (ipa_read_summaries): Declare.
1637 2009-10-03 Doug Kwan <dougkwan@google.com>
1638 Ollie Wild <aaw@google.com>
1640 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1642 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1643 (lto_mode): New variable.
1644 (maybe_run_lto_and_relink): Handle the -fwpa option.
1645 (main): Handle the -fwpa option.
1646 (maybe_unlink_list): New function.
1647 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1648 * common.opt (flto): New flag.
1649 * toplev.c (flag_generate_lto): Declare.
1651 2009-10-03 Simon Baldwin <simonb@google.com>
1653 * common.opt (flto-compression-level): New flag.
1655 * opts.c: Include lto-opts.h.
1656 (handle_option): Call lto_register_user_option for each
1657 valid option handled.
1658 (decode_options): Clear registered options before the options
1661 2009-10-03 Cary Coutant <ccoutant@google.com>
1663 * collect2.c (is_elf): New function.
1664 (scan_prog_file): Require LTO object to be in ELF format.
1666 2009-10-03 Rafael Espindola <espindola@google.com>
1668 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1669 libgcc to the linker.
1671 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1673 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1674 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1676 * collect2.h (collect_execute): Add flags argument.
1677 * tlink.c (tlink_execute): Update call to collect_execute.
1678 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1679 (use_linker_plugin): New.
1680 (use_linker_plugin_spec_function): New.
1681 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1682 (linker_plugin_file_spec): New.
1683 (lto_wrapper_spec): New.
1684 (lto_gcc_spec): New.
1685 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1686 (static_spec_functions): Add use-linker-plugin.
1687 (process_command): Handle -use-linker-plugin.
1688 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1689 linker_plugin_file_spec and lto_gcc_spec.
1690 (use_linker_plugin_spec_function): New.
1692 2009-10-03 Richard Guenther <rguenther@suse.de>
1696 * tree.h (is_lang_specific): Include LANG_TYPE.
1697 * tree.c (find_decls_types_r): Manually add interesting parts
1698 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1700 * gimple.c (type_pair_hash): Make symmetric.
1701 (type_pair_eq): Likewise.
1702 (lookup_type_pair): Increase initial hashtable size.
1703 (gimple_force_type_merge): Rely on type-pair symmetry.
1704 (visit): Remove excessive checking code.
1705 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1706 (gimple_register_type): Remove getenv calls, shrink initial
1710 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1711 inline functions if not generating lto output.
1714 * toplev.c (finalize): In WPA mode remove the asm file.
1716 2009-10-03 Doug Kwan <dougkwan@google.com>
1718 * ipa-inline.c (cgraph_mark_inline): Check
1719 edge->call_stmt_cannot_inline_p instead of calling
1720 gimple_call_cannot_inline_p.
1721 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1722 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1723 (inline_generate_summary): Do nothing in LTRANS.
1724 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1725 exists before calling gimple_call_cannot_inline_p.
1726 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1727 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1728 Update new_edge->lto_stmt_uid.
1729 * cgraphbuild.c (reset_inline_failed): New.
1731 * common.opt (fwpa): New flag.
1732 (fltrans): New option.
1733 * gcc.c (gcc_lto_option_t): New type.
1734 (current_lto_option): New variable.
1735 (lto_single_spec_function): Remove and is replaced by ..
1736 (lto_option_spec_function): New function.
1737 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1738 passing the -flto flag.
1739 (cc1_options): Separate non-LTO related parts into ..
1740 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1741 (lto1_options): New spec for lto FE.
1742 (link_lto_options): New spec for handling LTO flags in linker.
1743 (invoke_lto_single): Re-format to fit in 80 column. Replace
1744 lto-single with lto-option.
1745 (static_specs): Add cc1_non_lto_options, lto1_options and
1747 (static_spec_function): Replace lto-single with lto-option.
1748 (process_command): Handle -flto, -fwpa and -fltran by setting
1749 current_lto_option and not passing it to subprocess unconditionally.
1751 2009-10-03 Bill Maddox <maddox@google.com>
1753 Add `gcc' driver support for link-time code generation (LTO).
1755 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1756 (lto_flag, lto_objects, lto_o_file): New variables.
1757 (struct lto_object, struct lto_object_list): New structures.
1758 (collect_exit, handler): Remove LTO temporary output file on exit.
1759 (add_lto_object): New function.
1760 (maybe_run_lto_and_relink): New function. Perform link time code
1761 generation and relinking for object files containing LTO information.
1762 (main): Invoke maybe_run_lto_and_relink().
1763 (dump_argv): New function. For debugging, currently disabled.
1764 (scan_prog_file): Add LTO information pass.
1765 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1767 * toplev.c (compile_file): Emit assembler directive to create
1768 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1770 2009-10-03 Diego Novillo <dnovillo@google.com>
1772 * c.opt: Add LTO to warn_abi and warn_psabi.
1774 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1775 inline function. Ignore language-specific nodes. Update all users.
1776 (find_decls_types_r): Do not traverse the subtrees of
1777 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1778 * tree.h (is_lang_specific): New.
1779 * langhooks.h (struct lang_hooks_for_decls): Remove
1780 may_need_assembler_name_p. Update all users.
1782 * c-common.c (set_builtin_user_assembler_name): Move ...
1783 * builtins.c (set_builtin_user_assembler_name): ... here.
1784 (is_builtin_name): Add comment
1785 (is_builtin_fn): New.
1786 * except.c (output_ttype): Only call
1787 lookup_type_for_runtime if TYPE is not a runtime type.
1789 * passes.c (register_pass): Call position_pass on
1790 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1791 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1792 (TV_IPA_LTO_DECL_IO): Define.
1793 (TV_IPA_LTO_CGRAPH_IO): Define.
1795 (TV_WHOPR_WPA): Define.
1796 (TV_WHOPR_WPA_IO): Define.
1797 (TV_WHOPR_LTRANS): Define.
1798 (TV_WHOPR_WPA_FIXUP): Define.
1799 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1800 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1801 * tree-flow.h (tree_node_can_be_shared): Declare.
1802 * tree-inline.c (tree_can_inline_p): Check that E has a
1803 statement associated with it.
1804 * tree.c (free_lang_data_in_binf): Factor out of ...
1805 (free_lang_data_in_type): ... here.
1806 Call RECORD_OR_UNION_TYPE_P.
1807 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1808 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1809 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1810 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1811 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1812 (gate_free_lang_data): Return true if flag_generate_lto is set.
1813 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1814 * c-common.h (set_builtin_user_assembler_name): Move ...
1815 * tree.h (set_builtin_user_assembler_name): ... here.
1817 * common.opt (flto-report): New flag.
1818 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1819 * collect2.c (scan_prog_file): Send the error output of
1820 'nm' to HOST_BIT_BUCKET.
1822 2009-10-03 Ollie Wild <aaw@google.com>
1824 * langhooks-def.h (lhd_begin_section): New function declaration.
1825 (lhd_write_section): New function declaration.
1826 (lhd_end_section): New function declaration.
1827 (LANG_HOOKS_BEGIN_SECTION): New macro.
1828 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1829 (LANG_HOOKS_END_SECTION): New macro.
1830 (LANG_HOOKS_LTO): New macro.
1831 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1832 * langhooks.c (output.h): Add include.
1833 (saved_section): New static variable.
1834 (lhd_begin_section): New function.
1835 (lhd_write_section_data): New function.
1836 (lhd_end_section): New function.
1837 * langhooks.h (struct lang_hooks_for_lto): New structure.
1838 (struct lang_hooks): Add member lto.
1839 * Makefile.in (langhooks.o): Add dependency on output.h.
1841 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1843 2009-10-03 Richard Guenther <rguenther@suse.de>
1845 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1848 2009-10-03 Simon Baldwin <simonb@google.com>
1849 Richard Guenther <rguenther@suse.de>
1850 Janis Johnson <janis187@us.ibm.com>
1851 Doug Kwan <dougkwan@google.com>
1852 Diego Novillo <dnovillo@google.com>
1853 Ramana Radhakrishnan <ramana.r@gmail.com>
1854 Ollie Wild <aaw@google.com>
1856 * doc/install.texi: Add documentation for libelf and --enable-lto.
1857 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1858 -flto-report, -flto-compression-level and -use-linker-plugin.
1859 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1860 Add section for LTO Testing.
1862 2009-10-02 Cary Coutant <ccoutant@google.com>
1864 Add support for comdat type sections for DWARF v4.
1865 Merge from dwarf4 branch.
1867 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1868 (dw_die_ref): Define vector type.
1869 (enum dw_val_class): Add dw_val_class_data8.
1870 (struct dw_val_struct): Add v.val_data8.
1871 (comdat_type_node_ref): New type.
1872 (struct die_struct): Move die_symbol into a union; add new field
1873 die_type_node. Change all uses.
1874 (comdat_type_node): New type.
1875 (skeleton_chain_node): New type.
1876 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1877 (comdat_type_list): New variable.
1878 (dwarf_tag_name): Add DW_TAG_type_unit.
1879 (dwarf_attr_name): Add DW_AT_signature.
1880 (add_AT_data8): New function.
1881 (replace_child): New function.
1882 (move_all_children): New function.
1883 (print_signature): New function.
1884 (print_die): Print signature information; add dw_val_class_data8.
1885 (attr_checksum): Support dw_val_class_data8.
1886 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1887 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1888 (checksum_sleb128, checksum_uleb128): New functions.
1889 (checksum_die_context): New function.
1890 (loc_checksum_ordered): New function.
1891 (attr_checksum_ordered): New function.
1892 (struct checksum_attributes): New structure.
1893 (collect_checksum_attributes): New function.
1894 (die_checksum_ordered): New function.
1895 (generate_type_signature): New function.
1896 (same_dw_val_p): Add dw_val_class_data8.
1897 (is_symbol_die): Use new is_declaration_die function.
1898 (is_declaration_die): New function.
1899 (should_move_die_to_comdat): New function.
1900 (clone_die): New function.
1901 (clone_tree): New function.
1902 (clone_as_declaration): New function.
1903 (copy_declaration_context): New function.
1904 (generate_skeleton_ancestor_tree): New function.
1905 (generate_skeleton_bottom_up): New function.
1906 (generate_skeleton): New function.
1907 (remove_child_or_replace_with_skeleton): New function.
1908 (break_out_comdat_types): New function.
1909 (struct decl_table_entry): New type.
1910 (htab_decl_hash): New function.
1911 (htab_decl_eq): New function.
1912 (htab_decl_del): New function.
1913 (copy_ancestor_tree): New function.
1914 (copy_decls_walk): New function.
1915 (copy_decls_for_unworthy_types): New function.
1916 (build_abbrev_table): Don't assert on missing die_symbol when doing
1917 comdat type sections.
1918 (size_of_die): Use DW_FORM_sig8 for external references. Add
1920 (unmark_dies): Don't assert for unmarked dies when doing comdat
1922 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1923 (output_signature): New function.
1924 (output_die): Likewise.
1925 (output_compilation_unit_header): Mark output as DWARF version 3
1926 even if generating DWARF 4.
1927 (output_comdat_type_unit): New function.
1928 (output_line_info): Mark output as DWARF version 3 even if generating
1930 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1932 (dwarf2out_end_source_file): Likewise.
1933 (prune_unused_types_walk_attribs): Don't follow references into
1934 comdat type sections.
1935 (prune_unused_types_mark): When generating type units, do not mark
1936 children of non-defining declarations of types; do mark children of
1938 (prune_unused_types): Process comdat type sections.
1939 (htab_ct_hash): New function.
1940 (htab_ct_eq): New function.
1941 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1942 Add a pointer to the line table from type unit entries so
1943 DW_AT_decl_file has meaning.
1944 * varasm.c (default_elf_asm_named_section): Use identifier name as
1945 comdat key instead of lang hook.
1947 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1949 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1951 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1953 * config/i386/i386.md (SWIM248): New mode iterator.
1954 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1955 divmodhi4 patterns using SWIM248 macro.
1956 (*divmod<mode>4): Macroize insn_and_split pattern from
1957 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1958 and their corresponding splitters usign SWIM248 macro. Split SImode
1959 insn to generate cltd and DImode insn to generate cqto instead of
1960 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1961 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1962 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1963 *divmodsi_noext patterns using SWIM248 macro.
1964 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1965 udivmodhi4 patterns using SWIM248 macro.
1966 (*udivmod<mode>4): Macroize insn_and_split pattern from
1967 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1968 corresponding splitters using SWIM248 macro.
1969 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1970 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1972 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1974 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1975 of zero-sized element is zero-sized regardless of its extent.
1977 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1980 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1981 * configure: Regenerated.
1982 * config.in: Regenerated.
1983 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1984 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1985 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1986 not emitting .eh_frame, emit .cfi_sections .debug_frame
1991 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1992 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1994 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1995 vars use DECL_RTL with resetting it back to NULL afterwards.
1996 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1997 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1998 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1999 the attribute type allows it, otherwise use DW_FORM_dataN.
2000 (mem_loc_descriptor): Handle CONST_STRING.
2001 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2002 Handle MEM with CONST_STRING address using add_AT_string.
2003 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2004 CONST_STRING for const arrays initialized with a string literal.
2005 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2006 (dwarf2out_finish): Call resolve_addr.
2008 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2009 Maxim Kuvyrkov <maxim@codesourcery.com>
2011 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2013 2009-10-02 Nick Clifton <nickc@redhat.com>
2015 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2016 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2018 2009-10-01 Jan Hubicka <jh@suse.cz>
2020 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2021 (cgraph_create_virtual_clone): Just pass redirect_callers
2023 * cgraph.h (cgraph_clone_node): Update prototype.
2024 * ipa-pure-const.c (self_recursive_p): New function.
2025 (propagate): Use it.
2026 * ipa-inline.c (cgraph_clone_inlined_nodes,
2027 cgraph_decide_recursive_inlining): Update.
2029 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2031 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2032 instructions for TARGET_OCTEON.
2034 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2036 * config/arm/arm.c (arm_override_options): Turn off
2037 flag_dwarf2_cfi_asm for AAPCS variants.
2039 2009-10-01 Martin Jambor <mjambor@suse.cz>
2042 * tree-sra.c (convert_callers): Do not call
2043 compute_inline_parameters on one caller more than once.
2045 2009-10-01 Nick Clifton <nickc@redhat.com>
2047 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2048 an empty string if not already defined.
2050 2009-10-01 Martin Jambor <mjambor@suse.cz>
2053 * tree-sra.c (is_va_list_type): New function.
2054 (find_var_candidates): Call is_va_list_type.
2055 (find_param_candidates): Check that the type or the type pointed
2056 to are not va_list types.
2058 2009-10-01 Martin Jambor <mjambor@suse.cz>
2061 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2062 DECL_ARTIFICIAL (param_decl) is true.
2064 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2066 * tree.h (tree_decl_common::lang_flag_8): New.
2067 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2069 * c-common.h (RID_CONSTEXPR): New.
2071 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2073 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2074 Use ref-all pointers.
2075 (alpha_gimplify_va_arg): Ditto.
2077 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2080 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2081 before insn counting loop now that BB_END (bb) is counted. Ensure
2082 the return value isn't zero.
2084 2009-09-30 Nick Clifton <nickc@redhat.com>
2086 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2087 with separate definitions of c_target_objs and cxx_target_objs.
2088 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2090 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2091 sh_symbian_import_export_class.
2092 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2093 * config/sh/symbian.c: Delete, moving code into...
2094 * config/sh/symbian-base.c: ... here
2095 * config/sh/symbian-c.c: ... and here
2096 * config/sh/symbian-cxx.c: ... and here.
2098 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2101 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2102 of plus RTX into register.
2104 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2106 * doc/install.texi: Linguistic and markup fixes.
2107 (Configuration) <--disable-cpp>: Remove description.
2108 <--enable-maintainer-mode>: Autotools files are affected, too.
2109 <--with-sysroot>: Improve description.
2110 (Building): Bump required GNU make version.
2112 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2114 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2115 (x86_64-*-*): Ditto.
2117 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2118 intrinisics for FMA4.
2119 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2120 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2121 Add FMA4 check and fma4intrin.h.
2122 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2124 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2125 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2126 constant for FMA4 support.
2127 (UNSPEC_FMA4_FMADDSUB): Ditto.
2128 (UNSPEC_FMA4_FMSUBADD): Ditto.
2129 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2130 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2131 (ix86_expand_fma4_multiple_memory): Ditto.
2132 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2133 (OPTION_MASK_ISA_FMA4_UNSET): New.
2134 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2135 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2136 (ix86_handle_option): Handle -mfma4.
2137 (isa_opts): Handle -mfma4.
2138 (enum pta_flags): Add PTA_FMA4.
2139 (override_options): Add FMA4 support.
2140 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2141 (IX86_BUILTIN_VFMADDSD): Ditto.
2142 (IX86_BUILTIN_VFMADDPS): Ditto.
2143 (IX86_BUILTIN_VFMADDPD): Ditto.
2144 (IX86_BUILTIN_VFMSUBSS): Ditto.
2145 (IX86_BUILTIN_VFMSUBSD): Ditto.
2146 (IX86_BUILTIN_VFMSUBPS): Ditto.
2147 (IX86_BUILTIN_VFMSUBPD): Ditto.
2148 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2149 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2150 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2151 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2152 (IX86_BUILTIN_VFNMADDSS): Ditto.
2153 (IX86_BUILTIN_VFNMADDSD): Ditto.
2154 (IX86_BUILTIN_VFNMADDPS): Ditto.
2155 (IX86_BUILTIN_VFNMADDPD): Ditto.
2156 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2157 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2158 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2159 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2160 (IX86_BUILTIN_VFMADDPS256): Ditto.
2161 (IX86_BUILTIN_VFMADDPD256): Ditto.
2162 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2163 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2164 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2165 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2166 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2167 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2168 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2169 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2170 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2171 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2172 (enum multi_arg_type): New enum for describing the various FMA4
2173 intrinsic argument types.
2174 (bdesc_multi_arg): New table for FMA4 intrinsics.
2175 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2176 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2178 (ix86_expand_builtin): Add FMA4 intrinsic support.
2179 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2180 operand instructions.
2181 (ix86_expand_fma4_multiple_memory): New function to split the
2182 second memory reference from FMA4 instructions.
2183 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2184 (ssemodesuffixf2s): Ditto.
2185 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2187 (fma4_fmsub<mode>4): Ditto.
2188 (fma4_fnmadd<mode>4): Ditto.
2189 (fma4_fnmsub<mode>4): Ditto.
2190 (fma4_vmfmadd<mode>4): Ditto.
2191 (fma4_vmfmsub<mode>4): Ditto.
2192 (fma4_vmfnmadd<mode>4): Ditto.
2193 (fma4_vmfnmsub<mode>4): Ditto.
2194 (fma4_fmadd<mode>4256): Ditto.
2195 (fma4_fmsub<mode>4256): Ditto.
2196 (fma4_fnmadd<mode>4256): Ditto.
2197 (fma4_fnmsub<mode>4256): Ditto.
2198 (fma4_fmaddsubv8sf4): Ditto.
2199 (fma4_fmaddsubv4sf4): Ditto.
2200 (fma4_fmaddsubv4df4): Ditto.
2201 (fma4_fmaddsubv2df4): Ditto.
2202 (fma4_fmsubaddv8sf4): Ditto.
2203 (fma4_fmsubaddv4sf4): Ditto.
2204 (fma4_fmsubaddv4df4): Ditto.
2205 (fma4_fmsubaddv2df4): Ditto.
2206 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2207 instructions for intrinsics.
2208 (fma4i_fmsub<mode>4): Ditto.
2209 (fma4i_fnmadd<mode>4): Ditto.
2210 (fma4i_fnmsub<mode>4): Ditto.
2211 (fma4i_vmfmadd<mode>4): Ditto.
2212 (fma4i_vmfmsub<mode>4): Ditto.
2213 (fma4i_vmfnmadd<mode>4): Ditto.
2214 (fma4i_vmfnmsub<mode>4): Ditto.
2215 (fma4i_fmadd<mode>4256): Ditto.
2216 (fma4i_fmsub<mode>4256): Ditto.
2217 (fma4i_fnmadd<mode>4256): Ditto.
2218 (fma4i_fnmsub<mode>4256): Ditto.
2219 (fma4i_fmaddsubv8sf4): Ditto.
2220 (fma4i_fmaddsubv4sf4): Ditto.
2221 (fma4i_fmaddsubv4df4): Ditto.
2222 (fma4i_fmaddsubv2df4): Ditto.
2223 (fma4i_fmsubaddv8sf4): Ditto.
2224 (fma4i_fmsubaddv4sf4): Ditto.
2225 (fma4i_fmsubaddv4df4): Ditto.
2226 (fma4i_fmsubaddv2df4): Ditto.
2228 * doc/invoke.texi (-mfma4): Add documentation.
2229 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2231 2009-09-29 Richard Henderson <rth@redhat.com>
2233 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2234 an edge to the new destination block.
2236 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2239 * pa.c (hppa_profile_hook): Use
2240 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2242 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2243 Alexander Monakov <amonakov@ispras.ru>
2246 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2247 (not_postinc_memory_operand): New.
2248 (not_postinc_move_operand): New.
2249 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2250 (*cmovsi_internal): Ditto.
2252 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2254 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2255 restrict issue_rate in first pass when scheduling for register
2258 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2259 Rafael Avila de Espindola <espindola@google.com>
2261 * gengtype.c (plugin_output): New.
2262 (get_output_file_with_visibility): Return plugin_output for plugins.
2263 (main): Parse and use the -P option.
2264 * gty.texi: Update the command line format.
2266 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2269 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2271 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2272 out if !const_ok_for_output.
2275 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2276 case VAR_LOCATION>: Remove gcc_unreachable ().
2278 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2280 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2281 (x86_64-*-*): Ditto.
2282 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2283 back to smmintrin.h.
2284 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2285 * config/i386/x86intrin.h: Remove SSE5.
2286 * config/i386/mmintrin-common.h: Delete file.
2287 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2289 2009-09-29 Richard Guenther <rguenther@suse.de>
2291 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2292 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2294 2009-09-29 Nick Clifton <nickc@redhat.com>
2296 * function.c (current_function_name): If there is no current
2297 function just return "<none>".
2299 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2301 * tree-pass.h (register_pass_info): New structure.
2302 (pass_positioning_ops): Move enum from gcc-plugin.h.
2303 (register_pass): New function.
2304 * gcc-plugin.h (plugin_pass): Delete structure.
2305 (pass_positioning_ops): Delete enum.
2306 * plugin.c (regsiter_pass): Delete function.
2307 (position_pass): Delete function.
2308 (added_pass_nodes): Delete variable.
2309 (prev_added_pass_nodes): Delete variable.
2310 (pass_list_node): Delete structure.
2311 * passes.c (make_pass_instance): New function.
2312 (next_pass_1): Change to call make_pass_instance.
2313 (pass_list_node): Move structure from gcc-plugin.h.
2314 (added_pass_nodes): Move variable from plugin.c.
2315 (prev_added_pass_nodes): Move variable from plugin.c.
2316 (position_pass): New function.
2317 (register_pass): New function.
2319 2009-09-28 Easwaran Raman <eraman@google.com>
2321 * ifcvt.c (noce_try_abs): Recognize pattern and call
2322 expand_one_cmpl_abs_nojump.
2323 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2324 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2326 2009-09-28 Ian Lance Taylor <iant@google.com>
2329 * c-opts.c (c_common_handle_option): Don't set
2330 warn_jump_misses_init for -Wall.
2331 * doc/invoke.texi (Warning Options): Update documentation.
2333 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2335 * Makefile.in ($(out_object_file)): Depend on
2336 gt-$(basename $(notdir $(out_file))).h.
2338 2009-09-28 Richard Henderson <rth@redhat.com>
2340 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2341 * except.c (gen_eh_region): Set it.
2342 (duplicate_eh_regions_1): Copy it.
2343 * tree-eh.c (lower_resx): Use it to determine which function
2346 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2347 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2348 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2349 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2350 BUILT_IN_CXA_END_CLEANUP if necessary.
2352 * c-common.c (c_define_builtins): Update call to
2353 build_common_builtin_nodes.
2355 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2357 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2359 2009-09-28 Michael Matz <matz@suse.de>
2361 * builtins.c (interclass_mathfn_icode): New helper.
2362 (expand_builtin_interclass_mathfn): Use it here, and split folding
2364 (fold_builtin_interclass_mathfn): ... this new folder.
2365 (build_call_nofold_loc): New static helper.
2366 (build_call_nofold): New wrapper macro for above.
2367 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2368 (expand_builtin_pow): Ditto.
2369 (expand_builtin_memset_args): Ditto.
2370 (expand_builtin_printf): Ditto.
2371 (expand_builtin_fprintf): Ditto.
2372 (expand_builtin_sprintf): Ditto.
2373 (expand_builtin_memory_chk): Ditto.
2374 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2375 (expand_builtin_stpcpy): Ditto.
2376 (expand_builtin_strcmp): Ditto.
2377 (expand_builtin_strncmp): Ditto.
2378 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2379 (expand_builtin_strcpy_args): Don't call folders.
2380 (expand_builtin_memcmp): Ditto.
2381 (expand_builtin_strncpy): Ditto, and use target.
2382 (expand_builtin_memcpy): Ditto.
2383 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2384 expand_builtin_strpbrk, expand_builtin_memmove,
2385 expand_builtin_memmove_args, expand_builtin_bcopy,
2386 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2387 expand_builtin_strspn, expand_builtin_strcspn,
2388 expand_builtin_fputs): Remove these.
2389 (expand_builtin): Don't call the above, change calls to other
2390 expanders that changed prototype.
2391 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2392 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2393 fold_builtin_interclass_mathfn.
2394 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2395 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2397 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2398 * passes.c (init_optimization_passes): Move pass_fold_builtins
2399 after last phiopt pass.
2400 * tree-inline.c (fold_marked_statements): When folding builtins
2401 iterate over all instruction potentially generated.
2402 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2404 (fold_gimple_call): Use it to always fold calls (into potentially
2405 multiple instructions).
2406 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2407 calls into zero at this time.
2408 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2409 statements generated by builtin folding.
2411 2009-09-28 Nick Clifton <nickc@redhat.com>
2413 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2415 2009-09-28 Duncan Sands <baldrick@free.fr>
2417 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2418 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2419 (register_callback): Dispatch it.
2420 (invoke_plugin_callbacks): Incorporate in sanity check.
2421 * ggc.h (ggc_register_cache_tab): Add declaration.
2422 * ggc-common.c (ggc_register_root_tab): Simplify.
2423 (const_ggc_cache_tab_t): New typedef.
2424 (extra_cache_vec): New vector of dynamically added cache tables.
2425 (ggc_register_cache_tab): New function.
2426 (ggc_scan_cache_tab): New function.
2427 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2428 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2430 2009-09-27 Richard Henderson <rth@redhat.com>
2432 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2433 which we remove __builtin_stack_restore.
2435 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2437 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2438 to test for GRD_INVARIANT.
2439 (simple_rhs_p): Anything that's function_invariant_p is fine.
2441 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2443 * gengtype.c (main): Use plunge_files instead of plugin_output.
2445 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2446 Rafael Avila de Espindola <espindola@google.com>
2448 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2449 Don't print pch related info if it is false.
2450 (main): Don't print pch info in plugin mode.
2452 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2454 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2455 with dw_val_class_const_double.
2456 (struct dw_val_struct): Replace val_long_long with val_double and
2457 adjust for above change.
2458 (output_loc_operands): Likewise.
2459 (add_AT_long_long): Rename into...
2460 (add_AT_double): ...this.
2461 (print_die): Replace dw_val_class_long_long with
2462 dw_val_class_const_double and adjust.
2463 (attr_checksum): Likewise.
2464 (same_dw_val_p): Likewise.
2465 (size_of_die): Likewise.
2466 (value_format): Likewise.
2467 (output_die): Likewise.
2468 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2469 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2470 instead of add_AT_long_long.
2471 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2472 value with the precision of its type.
2474 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2477 * c-typeck.c (build_conditional_expr): Use the readonly and
2478 volatile flags of the operand types, not of the operands itself.
2480 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2482 * collect2.c (main): Look for -brtl before adding libraries.
2484 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2486 * config.gcc: Update OpenBSD targets.
2487 * config/openbsd-stdint.h: New file.
2488 * config/openbsd-libpthread.h: New file.
2489 * config/openbsd.h: Update and break out LIB_SPEC definition.
2490 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2491 * config/i386/openbsdelf.h: Correct types.
2492 * config/m68k/openbsd.h: Likewise.
2493 * config/mips/openbsd.h: Likewise.
2494 * config/vax/openbsd.h: Likewise.
2496 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2498 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2499 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2500 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2501 of the length and zero.
2503 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2505 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2506 (FLAGS_H): Add options.h $(REAL_H).
2507 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2508 (TREE_VECTORIZER_H): New.
2509 (EBITMAP_H): Renamed from EBIMAP_H.
2510 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2511 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2512 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2513 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2514 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2515 (graphite-clast-to-gimple.o, graphite-dependences.o)
2516 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2517 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2518 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2519 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2520 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2521 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2522 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2523 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2524 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2525 updated and fixed as per above changes and per
2526 check_makefile_deps.sh output.
2529 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2530 * configure: Regenerate.
2532 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2534 * doc/install.texi: Update minimum MPC version to 0.7.
2536 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2538 * doc/install.texi (Binaries): Remove reference to the binary
2539 distribution CD-ROM from the FSF.
2541 2009-09-26 Michael Matz <matz@suse.de>
2545 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2546 that are mentioned in the body.
2548 2009-09-26 Michael Matz <matz@suse.de>
2550 PR tree-optimization/41454
2551 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2552 (tree_ssa_dominator_optimize): Don't allocate and free it.
2553 (dom_opt_leave_block): Don't iterate over it.
2554 (eliminate_redundant_computations): Don't return a value.
2555 (cprop_operand, cprop_into_stmt): Ditto.
2556 (optimize_stmt): Don't defer updating stmts.
2558 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2560 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2561 generic_parameter_die, template_parameter_pack_die,
2562 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2563 renaming DW_TAG_formal_parameter_pack and
2564 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2565 and DW_TAG_GNU_template_parameter_pack.
2567 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2569 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2570 * config/v850/v850.c (v850_function_value): New function.
2571 (TARGET_FUNCTION_VALUE): Define.
2573 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2575 * tree-vect-stmts.c (vectorizable_call): Call
2576 mark_symbols_for_renaming after vect_finish_stmt_generation.
2578 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2579 to loc_descriptor_from_tree.
2580 (add_location_or_const_value_attribute): Pass 0 instead of 2
2581 for decl_by_reference_p decls.
2583 2009-09-25 Richard Guenther <rguenther@suse.de>
2586 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2589 2009-09-25 Ben Elliston <bje@au.ibm.com>
2591 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2594 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2596 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2597 form of instruction.
2599 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2602 * fold-const.c (const_binop): Handle complex int division.
2603 * tree-complex.c (expand_complex_div_straight,
2604 expand_complex_div_wide): Update comments.
2606 2009-09-24 DJ Delorie <dj@redhat.com>
2609 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2610 (reg_class): Likewise.
2611 (REG_CLASS_NAMES): Likewise.
2612 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2613 (m32c_override_options): Disable -fivopts for M32C.
2615 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2617 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2618 Delete VSX load/store with update support.
2619 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2620 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2624 (VStype_load_update): Ditto.
2625 (VStype_store_update): Ditto.
2626 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2627 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2629 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2630 load/store with update builtins.
2632 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2634 * libgcc2.c (L_trampoline): Prototype for getpagesize
2635 and mprotect in WINNT case.
2637 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2639 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2640 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2641 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2642 'outgoing' argument.
2643 (TARGET_FUNCTION_VALUE): Define.
2645 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2647 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2649 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2652 * common.opt: Initialize dwarf_strict to -1.
2653 * toplev.c (process_options): Catch unset dwarf_strict
2654 and set to 0 for all targets not overriding.
2655 * config/darwin.c (darwin_override_options): Catch unset
2656 dwarf_strict and override to 1.
2658 2009-09-24 Jeff Law <law@redhat.com>
2660 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2662 2009-09-24 Richard Guenther <rguenther@suse.de>
2664 PR tree-optimization/36143
2665 PR tree-optimization/38747
2666 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2667 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2669 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2672 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2673 return false instead of gcc_unreachable (). For CONST return the
2674 value returned by recursive call instead of always returning true.
2675 (tree_add_const_value_attribute): Return the value returned by
2676 add_const_value_attribute instead of always returning true if rtl
2679 2009-09-23 Justin Seyster <jrseys@gmail.com>
2681 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2683 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2685 * cgraphunit.c (cgraph_lower_function): Revert last change.
2686 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2687 instead of DECL_NO_STATIC_CHAIN.
2688 * tree-cfg.c (verify_gimple_call): Likewise.
2689 * tree-nested.c (get_chain_decl, get_chain_field,
2690 convert_tramp_reference_op, convert_gimple_call): Likewise.
2691 (convert_all_function_calls): Likewise. Always set or clear
2692 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2693 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2694 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2696 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2697 DECL_NO_STATIC_CHAIN.
2698 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2699 instead of DECL_NO_STATIC_CHAIN.
2700 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2701 decl_function_context.
2702 * varasm.c (initializer_constant_valid_p): Likewise.
2703 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2704 (DECL_STATIC_CHAIN): ... this.
2705 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2706 instead of DECL_NO_STATIC_CHAIN.
2708 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2709 Rafael Avila de Espindola <espindola@google.com>
2711 * gengtype.c (nb_plugin_files): Make it unsigned to match
2712 num_gt_files. Adjust other variables to avoid warnings.
2713 (main): Allocate an all zero lang_bitmap before each plugin file name
2714 to match regular file names.
2716 2009-09-23 Richard Henderson <rth@redhat.com>
2718 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2719 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2720 static chain passed in memory.
2721 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2722 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2723 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2724 STATIC_CHAIN_REGNUM defined.
2726 * config/picochip/picochip-protos.h: s/class/klass/.
2727 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2728 (picochip_static_chain): New.
2729 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2730 (STATIC_CHAIN_INCOMING): Remove.
2732 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2733 (xtensa_static_chain): New.
2734 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2735 (STATIC_CHAIN_INCOMING): Remove.
2737 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2739 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2740 * config/pa/pa-protos.h (function_value): Remove.
2741 * config/pa/pa.c (pa_function_value): Rename from function_value.
2742 Make static, add 'outgoing' argument.
2743 (TARGET_FUNCTION_VALUE): Define.
2745 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2747 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2748 instead of cfun->machine->is_leaf.
2749 * config/avr/avr.h (machine_function): Remove is_leaf field.
2751 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2754 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2755 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2756 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2757 the same size, prefer DW_OP_stack_value.
2758 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2759 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2761 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2764 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2766 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2769 * cfgexpand.c (convert_debug_memory_address): New.
2770 (expand_debug_expr): Convert base address and offset to the same
2771 mode. Use it to convert addresses to other modes. Accept
2774 2009-09-23 Richard Guenther <rguenther@suse.de>
2776 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2777 produced for bigendian targets with promoted subregs.
2779 2009-09-23 Richard Guenther <rguenther@suse.de>
2781 * value-prof.c (gimple_ic): Purge old EH edges only after building
2784 2009-09-23 Nick Clifton <nickc@redhat.com>
2786 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2788 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2791 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2794 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2795 on non-nested functions.
2797 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2798 Jan Hubicka <jh@suse.cz>
2800 * dwarf2out.c (loc_list_plus_const): Only define if
2801 DWARF2_DEBUGGING_INFO.
2802 (address_of_int_loc_descriptor): Likewise.
2805 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2807 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2810 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2811 constant is more than zero.
2813 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2816 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2817 call final to emit non-scheduled prologue, instead insert at entry.
2819 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2820 Joseph S. Myers <joseph@codesourcery.com>
2822 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2824 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2825 Rafael Avila de Espindola <espindola@google.com>
2827 * gengtype.c (is_file_equal): New function.
2828 (close_output_files): Use is_file_equal. Free of->buf.
2830 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2831 Rafael Avila de Espindola <espindola@google.com>
2833 * gengtype.c (write_types, write_local): Add the output_header
2834 argument. Update all callers.
2836 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2838 * dwarf2out.c (template_parameter_pack_die,
2839 gen_formal_parameter_pack_die ): New functions.
2840 (make_ith_pack_parameter_name): Remove this function.
2841 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2842 DW_TAG_formal_parameter_pack.
2843 (gen_generic_params_dies): Represent each template parameter pack
2844 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2845 represented by usual DW_TAG_template_*_parameter DIEs that are
2846 children of the DW_TAG_template_parameter_pack element DIE.
2847 (generic_parameter_die): This doesn't deal with parameter pack
2848 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2849 of parameter pack DIEs.
2850 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2851 in certain cases, e.g. for pack elements.
2852 (gen_formal_types_die, gen_decl_die): Adjust usage of
2853 gen_formal_parameter_die.
2854 (gen_subprogram_die): Represent each function parameter pack by a
2855 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2856 represented by usual DW_TAG_formal_parameter DIEs that are children
2857 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2858 ____builtin_va_alist decls as no part of the compiler uses those
2860 * langhooks.h (struct lang_hooks_for_decls): Add
2861 function_parm_expanded_from_pack_p, get_generic_function_decl
2862 and function_parameter_pack_p hooks. Fix comment for
2863 get_innermost_generic_parms hook.
2864 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2865 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2866 macros and use them to initialize lang_hook.
2868 2009-09-22 Richard Henderson <rth@redhat.com>
2870 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2871 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2872 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2873 on TRAMPOLINE_TEMPLATE.
2874 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2875 TRAMPOLINE_ADJUST_ADDRESS.
2876 * targhooks.c (default_asm_trampoline_template): Remove.
2877 (default_trampoline_adjust_address): Remove.
2878 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2879 * targhooks.h: Update decls.
2881 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2883 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2884 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2885 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2887 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2890 * reload1.c (reload): Reset debug insns with pseudos without
2893 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2895 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2896 unconditional true for decimal float modes.
2897 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2898 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2900 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2902 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2903 Enable a new case for __FreeBSD__ >= 7.
2904 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2905 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2906 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2907 and USE_LD_AS_NEEDED.
2909 * doc/install.texi (*-*-freebsd*): Update target information.
2911 2009-09-22 Richard Guenther <rguenther@suse.de>
2914 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2915 arrays really properly.
2917 2009-09-22 Richard Henderson <rth@redhat.com>
2920 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2921 calls.static_chain, calls.trampoline_init,
2922 calls.trampoline_adjust_address.
2923 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2924 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2925 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2926 * builtins.c (expand_builtin_setjmp_receiver): Use
2927 targetm.calls.static_chain; only clobber registers.
2928 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2929 set up memory attributes properly for the trampoline block.
2930 (expand_builtin_adjust_trampoline): Use
2931 targetm.calls.trampoline_adjust_address.
2932 * calls.c (prepare_call_address): Add fndecl argument. Use
2933 targetm.calls.static_chain.
2934 * df-scan.c (df_need_static_chain_reg): Remove.
2935 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2936 consolodate static chain handling.
2937 * doc/tm.texi: Document new hooks.
2938 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2939 (init_emit_regs): Don't initialize them.
2940 * expr.h (prepare_call_address): Update decl.
2941 * final.c (profile_function): Use targetm.calls.static_chain.
2942 * function.c (expand_function_start): Likewise.
2943 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2944 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2945 only clobber registers.
2946 * targhooks.c (default_static_chain): New.
2947 (default_asm_trampoline_template, default_trampoline_init): New.
2948 (default_trampoline_adjust_address): New.
2949 * targhooks.h: Declare them.
2950 * varasm.c (assemble_trampoline_template): Use
2951 targetm.asm_out.trampoline_template. Make the memory block const
2954 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2955 alpha_initialize_trampoline. Make static. Merge VMS parameter
2956 differences into the TARGET_ABI_OPEN_VMS code block.
2957 (TARGET_TRAMPOLINE_INIT): New.
2958 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2959 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2960 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2961 (INITIALIZE_TRAMPOLINE): Remove.
2963 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2964 (TRAMPOLINE_TEMPLATE): Merge with ...
2965 (INITIALIZE_TRAMPOLINE): ... this and move ...
2966 * config/arc/arc.c (arc_trampoline_init): ... here.
2967 (TARGET_TRAMPOLINE_INIT): New.
2969 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2970 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2971 (arm_asm_trampoline_template): New.
2972 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2973 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2974 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2975 code to arm_asm_trampoline_template.
2976 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2977 arm_trampoline_adjust_address.
2978 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2979 adjust for target hook parameters.
2981 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2984 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2985 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2986 (bfin_trampoline_init): Rename from initialize_trampoline;
2987 make static; update for target hook parameters.
2988 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2989 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2990 bfin_asm_trampoline_template.
2991 (INITIALIZE_TRAMPOLINE): Remove.
2993 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2994 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2995 cris_trampoline_init): New.
2996 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2997 cris_asm_trampoline_template.
2998 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2999 adjust for target hook parameters.
3001 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3003 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3004 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3005 fr30_trampoline_init): New.
3006 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3007 fr30_asm_trampoline_template.
3008 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3009 adjust for target hook parameters.
3011 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3012 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3013 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3014 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3015 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3017 * config/h8300/h8300.c (h8300_trampoline_init): New.
3018 (TARGET_TRAMPOLINE_INIT): New.
3019 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3020 to h8300_trampoline_init and adjust for hook parameters.
3022 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3023 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3024 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3025 make static; adjust for hook parameters.
3026 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3028 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3029 (TARGET_TRAMPOLINE_INIT): New.
3030 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3031 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3032 iq2000_asm_trampoline_template.
3033 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3034 (TRAMPOLINE_CODE_SIZE): New.
3035 (TRAMPOLINE_SIZE): Use it.
3036 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3038 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3039 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3040 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3041 adjust for hook parameters.
3042 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3044 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3045 (m32r_trampoline_init): New.
3046 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3047 m32r_trampoline_init.
3049 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3050 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3051 make static; update for hook parameters.
3052 * config/m68hc11/m68hc11-protos.h: Update.
3053 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3055 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3056 (TARGET_TRAMPOLINE_INIT): New.
3057 (mcore_function_value): Fix typo.
3058 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3059 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3060 to mcore_asm_trampoline_template.
3061 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3063 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3064 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3065 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3066 update for hook parameters.
3067 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3069 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3070 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3071 mips_trampoline_init): New.
3072 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3073 mips_asm_trampoline_template.
3074 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3075 update for hook parameters.
3077 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3078 (TARGET_TRAMPOLINE_INIT): New.
3079 (mmix_trampoline_size): Remove.
3080 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3081 make static. Remove out-of-date tetra vs octa comment.
3082 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3083 make static; update for hook parameters.
3084 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3085 (INITIALIZE_TRAMPOLINE): Remove.
3086 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3087 (TRAMPOLINE_ALIGNMENT): New.
3088 * gcc/config/mmix/mmix-protos.h: Update.
3090 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3091 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3092 mn10300_trampoline_init): New.
3093 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3094 mn10300_asm_trampoline_template.
3095 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3097 * config/moxie/moxie.c (moxie_static_chain,
3098 moxie_asm_trampoline_template, moxie_trampoline_init,
3099 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3100 TARGET_TRAMPOLINE_INIT): New.
3101 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3102 moxie_trampoline_init.
3103 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3104 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3106 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3107 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3108 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3109 pa_trampoline_adjust_address): New.
3110 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3111 pa_asm_trampoline_template.
3112 (TRAMPOLINE_ALIGNMENT): New.
3113 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3114 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3115 adjust for hook parameters.
3116 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3118 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3119 (TARGET_TRAMPOLINE_INIT): New.
3120 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3121 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3123 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3125 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3126 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3127 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3128 make static; adjust parameters for the hook.
3129 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3131 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3132 s390_trampoline_template; make static.
3133 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3134 make static; adjust for target hook.
3135 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3136 * config/s390/s390-protos.h: Remove trampoline decls.
3137 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3138 (TRAMPOLINE_TEMPLATE): Remove.
3139 (TRAMPOLINE_ALIGNMENT): New.
3141 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3142 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3143 (TARGET_TRAMPOLINE_INIT): New.
3144 (score_asm_trampoline_template): New.
3145 (score_trampoline_init): Rename from score_initialize_trampoline;
3146 make static; adjust for hook parameters.
3147 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3148 score[37]_asm_trampoline_template.
3149 (INITIALIZE_TRAMPOLINE): Remove.
3150 * config/score/score3.c (score3_asm_trampoline_template): New.
3151 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3152 adjust for target hook.
3153 * config/score/score7.c (score7_asm_trampoline_template): New.
3154 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3155 adjust for target hook.
3156 * config/score/score3.h, config/score/score7.h: Update.
3158 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3159 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3160 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3161 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3162 make static; adjust for target hook parameters.
3163 (sh_trampoline_adjust_address): New.
3164 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3165 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3167 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3168 (sparc32_initialize_trampoline): Rename from
3169 sparc_initialize_trampoline; make static; replace tramp parameter
3170 with m_tramp and update memory accesses.
3171 (sparc64_initialize_trampoline): Similarly.
3172 (sparc_trampoline_init): New.
3173 * config/sparc/sparc-protos.h: Remove trampoline decls.
3174 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3175 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3177 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3178 (array_to_constant): Make ARR parameter const.
3179 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3180 make static; update for hook parameters.
3181 * config/spu/spu-protos.h: Update decls.
3182 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3184 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3185 from xstormy16_initialize_trampoline; make static; update for
3187 (TARGET_TRAMPOLINE_INIT): New.
3188 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3190 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3191 (TARGET_TRAMPOLINE_INIT): New.
3192 (v850_can_eliminate): Make static.
3193 (v850_asm_trampoline_template, v850_trampoline_init): New.
3194 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3195 v850_asm_trampoline_template.
3196 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3197 and adjust for target hook parameters.
3199 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3200 (TARGET_TRAMPOLINE_INIT): New.
3201 (vax_asm_trampoline_template, vax_trampoline_init): New.
3202 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3203 vax_asm_trampoline_template.
3204 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3206 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3207 (TARGET_TRAMPOLINE_INIT): New.
3208 (xtensa_asm_trampoline_template): Rename from
3209 xtensa_trampoline_template; make static.
3210 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3211 make static; update for hook parameters.
3212 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3213 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3214 (INITIALIZE_TRAMPOLINE): Remove.
3216 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3217 error for nested functions with regparm=3.
3218 (ix86_compute_frame_layout): Adjust frame pointer offset for
3219 ix86_static_chain_on_stack.
3220 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3221 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3222 don't reset to UNITS_PER_WORD.
3223 (ix86_emit_leave): Adjust ix86_cfa_state.
3224 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3225 (ix86_static_chain): New.
3226 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3227 make static; update for target hook parameters; use ix86_static_chain.
3228 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3229 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3230 (INITIALIZE_TRAMPOLINE): Remove.
3231 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3232 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3233 to the end. Add static_chain_on_stack.
3234 (ix86_static_chain_on_stack): New.
3236 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3237 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3238 (m68k_trampoline_init): New.
3239 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3240 m68k_trampoline_init and adjust for hook parameters.
3241 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3242 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3244 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3246 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3247 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3249 * reload1.c (reload): Call wrap_constant when substituting
3250 reg for equiv inside of DEBUG_INSNs.
3253 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3254 add_call_src_coords_attributes, add_high_low_attributes,
3255 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3256 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3257 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3258 when -gdwarf-2 -gstrict-dwarf.
3259 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3260 -gdwarf-[23] -gstrict-dwarf.
3261 (address_of_int_loc_descriptor, loc_descriptor,
3262 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3263 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3264 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3266 2009-09-22 Richard Guenther <rguenther@suse.de>
3268 PR tree-optimization/41428
3269 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3270 (ccp_finalize): Pass it to substitute_and_fold.
3272 2009-09-22 Richard Guenther <rguenther@suse.de>
3274 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3275 (substitute_and_fold): Adjust prototype.
3276 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3277 (simplify_stmt_using_ranges): Likewise.
3278 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3279 (vrp_fold_stmt): New function.
3280 (vrp_finalize): Pass it to substitute_and_fold.
3281 * tree-flow.h (vrp_evaluate_conditional): Remove.
3282 (simplify_stmt_using_ranges): Likewise.
3283 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3284 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3285 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3287 (fold_predicate_in): Move to tree-vrp.c.
3288 (substitute_and_fold): Use the callback instead of calling into
3289 tree-vrp.c functions directly.
3291 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3293 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3294 comparison warning on rs6000.
3297 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3298 GIMPLE_EH_MUST_NOT_THROW cleanup.
3299 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3301 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3304 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3305 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3306 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3307 libSystem which is derived from the gcc 4.2.1 unwinder.
3309 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3312 * varasm.c (default_encode_section_info): Copy TLS model into
3313 sym_ref flags regardless of backend support for TLS, for all
3314 model types except TLS_MODEL_EMULATED.
3316 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3319 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3320 we can handle it correctly.
3322 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3324 * doc/install.texi (os2): Remove section.
3326 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3328 * doc/standards.texi (Objective-C): Adjust two URLs.
3330 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3332 * tree-tailcall.c (process_assignment): Don't check if a
3333 multiplication or an addition are already present.
3334 (find_tail_calls): Combine multiple additions and multiplications.
3335 (adjust_accumulator_values): Emit accumulators.
3337 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3339 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3340 xmm register restore.
3342 2009-09-21 Jan Hubicka <jh@suse.cz>
3344 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3345 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3348 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3350 * stor-layout.c (layout_type): Remove obsolete code.
3352 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3355 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3357 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3360 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3361 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3362 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3363 * fold-const.c (const_binop): Likewise.
3364 * real.h (do_mpc_arg2): Update prototype.
3366 2009-09-20 Jan Hubicka <jh@suse.cz>
3368 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3369 (add_location_or_const_value_attribute): Rewrite using
3371 (tree_add_const_value_attribute): Return true if successful.
3372 (tree_add_const_value_attribute_for_decl): Likewise.
3374 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3375 (loc_descriptor): ... here;
3376 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3377 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3378 pool items that was not marked for output.
3379 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3380 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3381 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3382 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3383 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3384 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3385 DW_OP_stack_value to get address of items that are not available
3387 (dw_loc_list): Handle single element lists correctly.
3389 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3390 Pascal Obry <obry@adacore.com>
3392 * unwind-dw2-fde.c (classify_object_over_fdes):
3393 Cast the constant 1 to _Unwind_Ptr.
3394 (add_fdes): Likewise.
3395 (linear_search_fdes): Likewise.
3397 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3399 * stor-layout.c (set_sizetype): Avoid useless type copy.
3401 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3403 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3405 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3406 * configure, config.in: Regenerate.
3407 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3409 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3410 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3411 for global data if the output could be used in a shared library.
3412 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3413 to 0 if TARGET_WRITABLE_EH_FRAME.
3415 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3417 PR rtl-optimization/39886
3418 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3419 just when insn is equal to BB_END (bb).
3421 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3423 * config/mips/mips.opt (mrelax-pic-calls): New option.
3424 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3426 (mips_unspec_call): Change "unspec_call" expander into this.
3427 (mips_strip_unspec_call): New function.
3428 (mips_got_load): Call mips_unspec_call instead of
3429 gen_unspec_call<mode>.
3430 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3432 (mips_cfg_in_reorg): New function.
3433 (mips16_lay_out_constants): Use it to decide whether to call
3434 CFG-aware insn splitting.
3435 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3436 mips_reorg. Move DF set-up code from here ...
3437 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3439 (mips_reorg): Call mips_df_reorg instead of
3440 r10k_insert_cache_barriers. Move CFG set-up code here from
3441 r10k_insert_cache_barriers.
3442 (mips_call_expr_from_insn): New function.
3443 (mips_pic_call_symbol_from_set): Likewise.
3444 (mips_find_pic_call_symbol): Likewise.
3445 (mips_annotate_pic_call_expr): Likewise.
3446 (mips_get_pic_call_symbol): Likewise.
3447 (mips_annotate_pic_calls): Likewise.
3448 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3450 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3451 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3452 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3454 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3455 (unspec_call<mode>): Remove it.
3456 (sibcall_internal, sibcall_value_internal,
3457 sibcall_value_multiple_internal, call_internal, call_split,
3458 call_value_internal, call_value_split,
3459 call_value_multiple_internal, call_value_multiple_split): Pass
3460 SIZE_OPNO to MIPS_CALL.
3461 (call_internal_direct, call_direct_split,
3462 call_value_internal_direct, call_value_direct_split): Pass -1 as
3463 SIZE_OPNO to MIPS_CALL.
3464 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3465 * configure: Regenerate.
3466 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3467 and -mno-relax-pic-calls.
3468 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3470 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3473 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3474 in the directory this rule is called from, rather than the
3475 toplevel 'gcc' directory, to fix in-tree build.
3477 2009-09-19 Chris Demetriou <cgd@google.com>
3479 PR preprocessor/28435:
3480 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3481 to cpplib that the preprocessor output is needed.
3483 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3485 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3486 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3487 *return_and_restore_fpregs_<mode>,
3488 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3491 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3492 instead of assuming it has always a REG inside of it.
3494 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3496 * config/freebsd.h: Update comment on types.
3497 (WINT_TYPE): Define.
3499 2009-09-18 Jason Merrill <jason@redhat.com>
3501 * c.opt: Add -fno-deduce-init-list.
3503 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3505 * value-prof.c (interesting_stringop_to_profile_p): Added output
3506 argument to indicate which parameter is the size parameter.
3507 * value-prof.c (gimple_stringop_fixed_value): Use
3508 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3509 * value-prof.c (gimple_stringops_transform): Update call sites to
3510 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3512 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3515 From David Binderman <dcb314@hotmail.com>:
3516 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3517 local variable f. Remove stale comments.
3518 (ix86_compute_frame_layout): Remove useless local variable total_size.
3519 Remove #if 0'd code.
3520 (legitimate_address_p): Remove useless local variables
3521 reason_rtx and reason.
3522 (ix86_split_copysign_const): Remove useless local variable op1.
3523 (scale_counter): Remove useless local variable piece_size_mask.
3525 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3527 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3530 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3533 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3535 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3537 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3540 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3542 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3543 DW_OP_implicit_value even without dwarf_version 4.
3545 2009-09-17 Jan Hubicka <jh@suse.cz>
3547 * dwarf2out.c: Include tree-pass.h and gimple.h.
3548 (loc_list_plus_const): New function.
3549 (loc_descriptor_from_tree_1): Rename to ...
3550 (loc_descriptor_from_tree): ... remove original.
3551 (loc_list_from_tree): New function.
3552 (add_AT_location_description): Accept location list.
3553 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3554 (concatn_mem_loc_descriptor): Remove.
3555 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3557 (secname_for_decl): Move up.
3558 (hidden_reference_p): New function; break out from ...
3559 (loc_by_refernece): ... here; move up.
3560 (dw_loc_list): New function.
3561 (single_element_loc_list): New function.
3562 (single_element_loc_list_p): New function.
3563 (add_loc_descr_to_each): New function.
3564 (add_loc_list): New function.
3565 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3566 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3567 add diagnostics why expansion failed.
3568 (add_location_or_const_value_attribute): Support location lists.
3569 (add_bound_info): Likewise.
3570 (descr_info_loc): Update call of loc_descriptor_from_tree.
3571 (gen_variable_die): Work on location lists.
3572 * final.c (pass_final): Add dump file.
3573 * Makefile.in (dwarf2out.o): Add new dependencies.
3575 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3578 * real.c decimal_from_integer, decimal_integer_string): New.
3579 (real_from_integer): Use them as special case for decimal float.
3580 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3581 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3582 Do not append zero after the decimal point in string to convert.
3584 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3586 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3587 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3589 2009-09-17 Martin Jambor <mjambor@suse.cz>
3591 * common.opt (fipa-sra): New switch.
3592 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3593 * timevar.def (TV_IPA_SRA): New timevar.
3594 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3595 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3596 * tree-sra.c: Include cgraph.c.
3597 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3598 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3599 and grp_not_necessarilly_dereferenced.
3600 (func_param_count): New variable.
3601 (encountered_apply_args): New variable.
3602 (bb_dereferences): New variable.
3603 (final_bbs): New variable.
3604 (no_accesses_representant): New variable.
3605 (no_accesses_p): New function.
3606 (dump_access): Dump the new fields.
3607 (sra_initialize): Set encountered_apply_args to false.
3608 (get_ssa_base_param): New function.
3609 (mark_parm_dereference): New function.
3610 (create_access): Caring for INIDRECT_REFs and different handling of
3611 varialble length accesses in early IPA SRA. Store the stmt - a new
3612 parameter - to the new access.
3613 (build_access_from_expr_1): New parameter stmt, passed to
3614 create_access. Handle INDIRECT_REFs.
3615 (build_access_from_expr): Pass the current statement to
3616 build_access_from_expr_1.
3617 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3619 (build_accesses_from_assign): Pass the current statement to
3620 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3621 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3622 final_bbs when necessary. Check for calls to __builtin_apply_args.
3623 Fixup EH info if anythng was changed.
3624 (is_unused_scalar_param): New function.
3625 (ptr_parm_has_direct_uses): New function.
3626 (find_param_candidates): New function.
3627 (mark_maybe_modified): New function.
3628 (analyze_modified_params): New function.
3629 (propagate_dereference_distances): New function.
3630 (dump_dereferences_table): New function.
3631 (analyze_caller_dereference_legality): New function.
3632 (unmodified_by_ref_scalar_representative): New function.
3633 (splice_param_accesses): New function.
3634 (decide_one_param_reduction): New function.
3635 (enum ipa_splicing_result): New type.
3636 (splice_all_param_accesses): New function.
3637 (get_param_index): New function.
3638 (turn_representatives_into_adjustments): New function.
3639 (analyze_all_param_acesses): New function.
3640 (get_replaced_param_substitute): New function.
3641 (get_adjustment_for_base): New function.
3642 (replace_removed_params_ssa_names): New function.
3643 (sra_ipa_reset_debug_stmts): New function.
3644 (sra_ipa_modify_expr): New function.
3645 (sra_ipa_modify_assign): New function.
3646 (convert_callers): New function.
3647 (modify_function): New function.
3648 (ipa_sra_preliminary_function_checks): New function.
3649 (ipa_early_sra): New function.
3650 (ipa_early_sra_gate): New function.
3651 (pass_early_ipa_sra): New variable.
3652 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3654 2009-09-17 Michael Matz <matz@suse.de>
3657 * tree.c (build_type_attribute_qual_variant): Export.
3658 * tree.h (build_type_attribute_qual_variant): Declare.
3659 * tree-inline.c (remap_type_1): Use it to build variants with
3660 the original qualifiers and attributes.
3662 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3664 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3665 without a fallthrough edge.
3667 2009-09-16 DJ Delorie <dj@redhat.com>
3669 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3670 chip and ignore the "fast_interrupt" attribute if so.
3672 2009-09-16 Richard Henderson <rth@redhat.com>
3675 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3678 2009-09-16 Richard Henderson <rth@redhat.com>
3681 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3682 is set only if DECL_NO_STATIC_CHAIN is unset.
3683 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3684 (FOR_EACH_NEST_INFO): New.
3685 (walk_all_functions): Use it.
3686 (finalize_nesting_tree): Likewise.
3687 (unnest_nesting_tree): Likewise.
3688 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3689 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3690 (convert_gimple_call): Early out if gimple_call_chain already set.
3691 (convert_all_function_calls): Iterate until no new functions
3692 require a static chain.
3693 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3694 when building a trampoline. Use dump_function_to_file instead
3696 (lower_nested_functions): Open dump_file. Validate that decls
3697 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3698 bit reset by this pass.
3700 2009-09-16 Michael Matz <matz@suse.de>
3703 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3704 shorten decl_common_unused.
3705 (DECL_RESTRICTED_P): New accessor.
3706 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3707 to disambiguate marked decls and restrict pointers.
3709 2009-09-16 Richard Henderson <rth@redhat.com>
3712 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3714 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3716 * integrate.c (set_block_abstract_flags): Call
3717 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3719 2009-09-16 Richard Guenther <rguenther@suse.de>
3722 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3725 2009-09-16 DJ Delorie <dj@redhat.com>
3726 Kaz Kojima <kkojima@gcc.gnu.org>
3728 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3729 (sh_expand_prologue): Update calls to output_stack_adjust.
3730 (sh_expand_epilogue): Likewise.
3732 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3735 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3736 trying to limit the extent of searches in the insn stream.
3738 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3739 Jakub Jelinek <jakub@redhat.com>
3743 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3745 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3746 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3747 (rs6000_savres_strategy): Always save FP registers inline if the
3748 target doesn't support hardware double-precision. Set the above
3749 bits in return value when needed.
3750 (rs6000_savres_routine_sym): Fix computation for cache selector.
3751 Mark the generated symbol as a function. Rename exitp argument to
3752 lr. Move code for determining the name of the symbol...
3753 (rs6000_savres_routine_name): ...here. New function. Add cases for
3754 getting the names right on AIX and 64-bit Linux.
3755 (savres_routine_name): New variable.
3756 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3757 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3758 on what the target routine uses as a base register. If savep && lr
3759 describe saving of r0 into memory slot.
3760 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3761 line calls for AIX ABI.
3762 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3763 determine FP save/restore functions.
3764 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3765 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3767 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3768 Duplicate restoration of LR and execute the appropriate one
3769 depending on whether GPRs are being restored inline. Set r11 from
3770 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3771 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3772 Fix out of line calls for AIX ABI.
3773 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3775 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3777 (*restore_gpregs_spe): Likewise.
3778 (*return_and_restore_gpregs_spe): Likewise.
3779 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3780 Define to empty string unconditionally.
3781 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3782 Define to empty string unconditionally.
3783 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3786 2009-09-15 Jan Hubicka <jh@suse.cz>
3788 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3789 * params.def (inline-insns-auto): Likewise.
3791 2009-09-15 Martin Jambor <mjambor@suse.cz>
3793 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3794 individual statements only at TDF_DETAILS dump level. Format
3795 source for 80 characters per line.
3797 2009-09-15 Christian Bruel <christian.bruel@st.com>
3799 * regrename.c (do_replace): Update REG_DEAD notes.
3801 2009-09-15 Revital Eres <eres@il.ibm.com>
3803 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3804 * targhooks.c (default_builtin_support_vector_misalignment):
3805 New builtin function.
3806 * targhooks.h (default_builtin_support_vector_misalignment):
3808 * target.h (builtin_support_vector_misalignment):
3809 New field in struct gcc_target.
3810 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3811 new builtin function.
3812 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3814 * config/rs6000/rs6000.c
3815 (rs6000_builtin_support_vector_misalignment): New function.
3816 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3818 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3820 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3822 (bfin_optimize_loop): Likewise.
3823 (bfin_gen_bundles): Likewise.
3824 (workaround_speculation): Likewise.
3825 (find_load): Return NULL_RTX for debug_insn.
3827 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3829 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3832 2009-09-14 DJ Delorie <dj@redhat.com>
3834 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3835 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3838 2009-09-14 Richard Henderson <rth@redhat.com>
3839 Jakub Jelinek <jakub@redhat.com>
3841 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3842 * cfgbuild.c (make_edges): Handle asm goto.
3843 * cfglayout.c (fixup_reorder_chain): Likewise.
3844 * cfgrtl.c (patch_jump_insn): Likewise.
3845 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3846 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3847 (gimple_build_asm_vec): Add and use labels parameter.
3848 (gimple_build_asm): Remove.
3849 (walk_gimple_asm): Walk labels too.
3850 * gimple.def (GIMPLE_ASM): Update docs.
3851 * gimple.h: Update decls.
3852 (struct gimple_statement_asm): Change nc to use unsigned char;
3854 (gimple_asm_nlabels): New.
3855 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3856 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3857 into gimple_build_asm_vec.
3858 * jump.c (mark_jump_label_asm): New.
3859 (mark_jump_label): Use it.
3860 (redirect_jump_1): Handle asm goto.
3861 (invert_jump_1): Soft fail if X is null.
3862 * recog.c (extract_asm_operands): New.
3863 (asm_noperands): Use it; handle asm labels.
3864 (decode_asm_operands): Use extract_asm_operands.
3865 (asm_operand_ok): Properly handle empty string.
3866 * reg-stack.c (get_asm_operands_in_out): Rename from
3867 get_asm_operand_n_inputs; use extract_asm_operands; return both
3868 inputs and outputs by reference; update all callers.
3869 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3870 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3871 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3872 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3873 (extract_asm_operands): Declare.
3874 * stmt.c (expand_asm_operands): Add and use labels parameter.
3875 (check_unique_operand_names): Likewise.
3876 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3877 (expand_asm_stmt): Handle asm labels.
3878 * tree-cfg.c (make_gimple_asm_edges): New.
3879 (make_edges): Use it.
3880 (cleanup_dead_labels): Handle asm labels.
3881 (is_ctrl_altering_stmt): Likewise.
3882 (gimple_redirect_edge_and_branch): Likewise.
3883 * tree.def (ASM_EXPR): Add 5th operand.
3884 * tree.h (ASM_LABELS): New.
3885 (resolve_asm_operand_names): Update decl.
3887 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3888 (c_parser_asm_goto_operands): New.
3889 * c-tree.h (build_asm_expr): Update decl.
3890 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3891 * doc/extend.texi: Document asm goto.
3893 2009-09-14 Richard Henderson <rth@redhat.com>
3895 * except.h: Update declarations.
3896 (struct pointer_map_t): Forward declare.
3897 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3898 (struct eh_landing_pad_d, eh_landing_pad): New.
3899 (struct eh_catch_d, eh_catch): New.
3900 (struct eh_region_d): Remove next_region_sharing_label, aka,
3901 label, tree_label, landing_pad, post_landing_pad, resume,
3902 may_contain_throw. Rename region_number to index. Remove
3903 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3904 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3905 (VEC(eh_landing_pad,gc)): New.
3906 (struct eh_status): Remove last_region_number. Add lp_array,
3907 throw_stmt_table, ttype_data, ehspec_data.
3908 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3909 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3910 * except.c (lang_protect_cleanup_actions): Return tree.
3911 (struct ehl_map_entry): Remove.
3912 (init_eh_for_function): Push zero entries for region and lp_array.
3913 (gen_eh_region): Add to region_array immediately.
3914 (gen_eh_region_catch): Operate on eh_catch objects.
3915 (gen_eh_landing_pad): New.
3916 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3917 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3918 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3919 (get_eh_landing_pad_from_number_fn): New.
3920 (get_eh_landing_pad_from_number): New.
3921 (get_eh_region_from_lp_number_fn): New.
3922 (get_eh_region_from_lp_number): New.
3923 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3924 (get_exception_pointer, get_exception_filter): Remove.
3925 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3926 (current_function_has_exception_handlers): Simplify.
3927 (bring_to_root, eh_region_replaceable_by_p): Remove.
3928 (replace_region, hash_type_list, hash_eh_region): Remove.
3929 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3930 (label_to_region_map, num_eh_regions): Remove.
3931 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3932 (find_exception_handler_labels): Remove.
3933 (duplicate_eh_regions_0, find_prev_try): Remove.
3934 (struct duplicate_eh_regions_data): New.
3935 (duplicate_eh_regions_1): Rewrite.
3936 (duplicate_eh_regions): Return a pointer map instead of an
3938 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3939 (redirect_eh_edge_to_label): Remove.
3940 (eh_region_outermost): Rewrite using eh_region pointers
3941 instead of integers.
3942 (add_ttypes_entry): Update for ttype_data move to eh_status.
3943 (add_ehspec_entry): Rewrite with VEC instead of varray.
3944 (assign_filter_values): Likewise. Export.
3945 (build_post_landing_pads, connect_post_landing_pads): Remove.
3946 (dw2_build_landing_pads): Rewrite to use lp_array.
3947 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3948 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3949 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3950 (sjlj_mark_call_sites): Update for landing pad numbers.
3951 (finish_eh_generation): Rewrite.
3952 (gate_handle_eh): Do nothing for no eh tree.
3953 (pass_rtl_eh): Move up near finish_eh_generation.
3954 (remove_eh_landing_pad): New.
3955 (remove_eh_handler): Export.
3956 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3957 (for_each_eh_label): Rewrite to use lp_array.
3958 (make_reg_eh_region_note): New.
3959 (make_reg_eh_region_note_nothrow_nononlocal): New.
3960 (insn_could_throw_p): New.
3961 (copy_reg_eh_region_note_forward): New.
3962 (copy_reg_eh_region_note_backward): New.
3963 (check_handled, add_reachable_handler): Remove.
3964 (reachable_next_level, foreach_reachable_handler): Remove.
3965 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3966 (get_eh_region_and_lp_from_rtx): New.
3967 (get_eh_region_from_rtx): New.
3968 (can_throw_internal_1, can_throw_external_1): Remove.
3969 (can_throw_internal): Use get_eh_region_from_rtx.
3970 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3971 (insn_nothrow_p, can_nonlocal_goto): New.
3972 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3973 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3974 (add_action_record): Use VEC not varray.
3975 (collect_one_action_chain): Update for eh_region changes.
3976 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3977 Use get_eh_region_and_lp_from_rtx.
3978 (gate_convert_to_eh_region_ranges): New.
3979 (pass_convert_to_eh_region_ranges): Use it.
3980 (push_uleb128, push_sleb128): Use VEC not varray.
3981 (output_one_function_exception_table): Likewise.
3982 (dump_eh_tree): Update for eh_region changes.
3983 (verify_eh_tree): Likewise.
3984 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3985 * tree-eh.c: Include target.h.
3986 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3987 Don't disallow GIMPLE_RESX; adjust argument check.
3988 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3989 (record_stmt_eh_region): Update for landing pad numbers;
3990 generate a landing pad if necessary.
3991 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3992 (remove_stmt_from_eh_lp_fn): Similarly.
3993 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3994 Update for lp numbers; don't special case missing throw_stmt_table.
3995 (lookup_expr_eh_lp): Similarly.
3996 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3997 (eh_seq, eh_region_may_contain_throw): New.
3998 (struct leh_state): Add ehp_region.
3999 (struct leh_tf_state): Remove eh_label.
4000 (emit_post_landing_pad): New.
4001 (emit_resx, emit_eh_dispatch): New.
4002 (note_eh_region_may_contain_throw): New.
4003 (frob_into_branch_around): Take eh_region not eh label;
4004 emit eh code into eh_seq.
4005 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4006 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4007 lower_eh_must_not_throw. Emit code to eh_seq.
4008 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4009 (lower_try_finally_onedest): Likewise.
4010 (lower_try_finally_copy): Likewise.
4011 (lower_try_finally_switch): Likewise.
4012 (lower_try_finally): Initialize ehp_region.
4013 (lower_catch): Update for eh_catch objects.
4014 (lower_eh_filter): Don't handle must_not_throw.
4015 (lower_eh_must_not_throw): New.
4016 (lower_cleanup): Don't set eh_label.
4017 (lower_eh_constructs_2): Resolve eh builtins.
4018 Handle GIMPLE_EH_MUST_NOT_THROW.
4019 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4020 Add eh_seq to the end of the function body.
4021 (make_eh_dispatch_edges): New.
4022 (make_eh_edge): Remove.
4023 (make_eh_edges): Simplify for landing pads.
4024 (redirect_eh_edge_1): New.
4025 (redirect_eh_edge): Use it.
4026 (redirect_eh_dispatch_edge): New.
4027 (stmt_could_throw_p): Use a switch. Allow RESX.
4028 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4029 (stmt_can_throw_internal): Likewise.
4030 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4031 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4032 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4033 (gate_refactor_eh): New.
4034 (pass_refactor_eh): Use it.
4035 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4036 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4037 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4038 (remove_unreachable_handlers): Rename from
4039 tree_remove_unreachable_handlers; rewrite for landing pads;
4040 call remove_eh_handler directly.
4041 (remove_unreachable_handlers_no_lp): New.
4042 (unsplit_eh, unsplit_all_eh): New.
4043 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4044 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4045 (cleanup_empty_eh_unsplit): New.
4046 (cleanup_empty_eh): Rewrite.
4047 (cleanup_all_empty_eh): New.
4048 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4049 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4050 (gate_cleanup_eh): New.
4051 (pass_cleanup_eh): Use it.
4052 (verify_eh_edges): Move later in file. Expect one EH edge.
4053 (verify_eh_dispatch_edge): New.
4055 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4056 (gtype-desc.o): Add TARGET_H.
4057 (tree.o): Use EXCEPT_H, not except.h.
4058 (cfgbuild.o): Add EXPR_H.
4059 (GTFILES): Add vecprim.h.
4060 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4061 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4062 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4063 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4064 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4065 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4066 calls to can_throw_internal.
4067 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4068 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4069 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4070 (expand_gimple_stmt): Use make_reg_eh_region_note.
4071 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4072 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4073 or find_exception_handler_labels.
4074 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4075 there is exacly one EH edge. Use can_nonlocal_goto and
4077 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4078 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4079 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4080 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4081 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4082 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4083 * dse.c (scan_insn): Use insn_could_throw_p.
4084 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4085 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4086 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4087 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4088 EXC_PTR_EXPR or FILTER_EXPR.
4089 (tree_expr_nonzero_warnv_p): Likewise.
4090 * function.h: Include vecprim.h, not varray.h
4091 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4092 move ttype_data and ehspec_data members to struct eh_status; change
4093 action_record_data member to a VEC.
4094 * gcse.c (hash_scan_set): Use can_throw_internal.
4095 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4096 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4097 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4098 (block_may_fallthru): Don't handle RESX_EXPR.
4099 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4100 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4101 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4102 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4103 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4104 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4105 (gimple_size): Likewise.
4106 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4107 (gimple_build_resx): Use gimple_build_with_ops.
4108 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4109 (is_gimple_val): Likewise.
4110 (is_gimple_stmt): Remove RESX_EXPR.
4111 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4112 (GIMPLE_RESX): Reorder with other EH constructs.
4113 * gimple.h (struct gimple_statement_eh_mnt): New.
4114 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4115 (gimple_eh_filter_must_not_throw): Remove.
4116 (gimple_eh_filter_set_must_not_throw): Remove.
4117 (gimple_eh_must_not_throw_fndecl): New.
4118 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4119 (is_gimple_resx): New.
4120 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4121 Don't copy EH_FILTER_MUST_NOT_THROW.
4122 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4123 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4124 handle must_not_throw_labels specially.
4125 * ipa-pure-const.c (check_call): Update debug statement for LP.
4126 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4127 * ipa-utils.c (get_base_var): Likewise.
4128 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4129 * lower-subreg.c (move_eh_region_note): Remove.
4130 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4131 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4132 (create_task_copyfn): Likewise.
4133 (maybe_catch_exception): Use gimple_build_eh_filter.
4134 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4135 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4136 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4137 and pass_lower_resx.
4138 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4139 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4140 can_throw_internal, can_nonlocal_goto.
4141 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4142 copy_reg_eh_region_note_forward.
4143 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4144 (emit_output_reload_insns): Likewise.
4145 (copy_eh_notes): Remove.
4146 * rtl.def (RESX): Remove.
4147 * rtl.h: Update declarations.
4148 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4149 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4150 (update_eh_label): Remove.
4151 (cleanup_dead_labels_eh): New.
4152 (cleanup_deal_labels): Use it instead of update_eh_label.
4153 (gimple_merge_blocks): Update landing pad data structure when
4154 removing a landing pad label.
4155 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4156 test; handle GIMPLE_EH_MUST_NOT_THROW.
4157 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4158 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4159 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4160 (verify_stmt): Likewise. Verify landing pads.
4161 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4162 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4163 (struct move_stmt_d): Add eh_map.
4164 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4165 (move_stmt_r): Remap eh region numbers in builtin calls,
4166 resx and eh_dispatch.
4167 (move_block_to_fn): Remove eh_offset parameter. Use
4168 maybe_duplicate_eh_stmt_fn.
4169 (find_outermost_region_in_block): Operate on eh_region pointers
4170 instead of region numbers.
4171 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4172 duplicate_eh_regions.
4173 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4174 test earlier. Disallow EH landing pads.
4175 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4176 * tree-flow.h: Update declarations.
4177 (struct tree_ann_common_d): Replace rn with lp_nr.
4178 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4179 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4180 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4181 resx and eh_dispatch.
4182 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4183 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4184 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4185 from duplicate_eh_regions.
4186 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4187 update RESX; handle EH_DISPATCH.
4188 (expand_call_inline): Set eh_lp_nr, not eh_region.
4189 (maybe_inline_call_in_expr): Likewise.
4190 * tree-inline.h (struct copy_body_data): Replace eh_region with
4191 eh_lp_nr, eh_region_offset with eh_map.
4192 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4193 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4194 * tree-pretty-print.c (dump_generic_node): Don't handle
4195 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4196 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4197 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4198 EXC_PTR_EXPR, FILTER_EXPR.
4199 * tree-ssa-operands.c (get_expr_operands): Likewise.
4200 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4201 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4202 (ao_ref_init_from_vn_reference): Likewise.
4203 * tree-ssa-sink.c (statement_sink_location): Likewise.
4204 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4205 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4206 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4207 EXC_PTR_EXPR, FILTER_EXPR.
4208 (is_exception_related): Remove.
4209 (compute_avail): Don't call it.
4210 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4211 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4212 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4213 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4215 (build_resx): Remove.
4216 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4217 * tree.h: Update declarations.
4218 (EH_FILTER_MUST_NOT_THROW): Remove.
4219 (struct tree_label_decl): Add eh_landing_pad_nr.
4220 (EH_LANDING_PAD_NR): New.
4221 * value-prof.c (gimple_ic): Tidy variable names. Update for
4222 landing pad numbers.
4223 (gimple_stringop_fixed_value): Tidy variable names. Assert
4224 that neither call stmt can throw.
4225 * vecprim.h (uchar): New.
4226 (VEC(uchar,heap), VEC(uchar,gc)): New.
4228 * c-common.c (c_define_builtins): Update call to
4229 build_common_builtin_nodes.
4230 * c-parser.c (c_parse_file): Don't call
4231 default_init_unwind_resume_libfunc.
4233 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4235 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4236 (mips_cprestore_address_p): Likewise.
4237 (mips_save_gp_to_cprestore_slot): Likewise.
4238 (mips_restore_gp): Rename to...
4239 (mips_restore_gp_from_cprestore_slot): ...this.
4240 (mips_must_initialize_gp_p): Declare.
4241 (mips_emit_save_slot_move): Likewise.
4242 (mips_output_load_label): Return nothing.
4243 (mips_eh_uses): Declare.
4244 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4245 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4246 (TARGET_ABSOLUTE_JUMPS): Likewise.
4247 (EH_USES): Likewise.
4248 (FIRST_PSEUDO_REGISTER): Update comment.
4249 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4250 (MIPS_CALL): ...here.
4251 (REGISTER_NAMES): Add $cprestore.
4252 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4253 Add load_label_length, has_inflexible_gp_insn_p,
4254 has_flexible_gp_insn_p, must_initialize_gp_p and
4255 must_restore_gp_when_clobbered_p.
4256 (mips_expand_call): Don't generate split instructions here.
4257 (mips_split_call): Update the call to mips_restore_gp after
4258 the above name change.
4259 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4260 (mips_find_gp_ref): New function.
4261 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4262 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4263 (mips_insn_has_flexible_gp_ref_p): Likewise.
4264 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4265 (mips_function_has_gp_insn): Delete.
4266 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4267 Use the new functions above. Only return INVALID_REGNUM
4268 for TARGET_ABSOLUTE_JUMPS.
4269 (mips_must_initialize_gp_p): New function.
4270 (mips_get_cprestore_base_and_offset): New function, extracted from...
4271 (mips_cprestore_slot): ...here. Take a bool parameter.
4272 (mips_cfun_has_cprestore_slot_p): New function.
4273 (mips_cprestore_address_p): Likewise.
4274 (mips_save_gp_to_cprestore_slot): Likewise.
4275 (mips_restore_gp): Rename to...
4276 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4277 epilogue_completed. Update the call to mips_cprestore_slot.
4278 Test cfun->machine->must_restore_gp_when_clobbered_p.
4279 (mips_direct_save_slot_move_p): New function.
4280 (mips_emit_save_slot_move): Likewise.
4281 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4282 of cfun->machine->global_pointer.
4283 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4284 (mips_save_reg): Use mips_emit_save_slot_move.
4285 (mips_expand_prologue): Set must_initialize_gp_p.
4286 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4287 for all cprestore saves. Emit a use_cprestore instruction after
4288 setting up the cprestore slot.
4289 (mips_restore_reg): Use mips_emit_save_slot_move.
4290 (mips_process_load_label): New function.
4291 (mips_load_label_length): Likewise.
4292 (mips_output_load_label): Don't return asm: output it here instead.
4293 Use mips_process_load_label.
4294 (mips_adjust_insn_length): Adjust the length of branch instructions
4295 that have length MAX_PIC_BRANCH_LENGTH.
4296 (mips_output_conditional_branch): Update the call to
4297 mips_output_load_label. Assume the branch target is OPERANDS[0]
4298 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4299 (mips_output_order_conditional_branch): Swap the meaning of
4300 OPERANDS[0] and OPERANDS[1].
4301 (mips_variable_issue): Don't count ghost instructions.
4302 (mips_expand_ghost_gp_insns): New function.
4303 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4304 (mips_output_mi_thunk): Set must_initialize_gp_p.
4305 (mips_eh_uses): New function.
4306 * config/mips/predicates.md (cprestore_save_slot_operand)
4307 (cprestore_load_slot_operand): New predicates.
4308 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4309 (UNSPEC_MOVE_GP): Likewise.
4310 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4311 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4312 (CPRESTORE_SLOT_REGNUM): New register.
4313 (MAX_PIC_BRANCH_LENGTH): New constant.
4314 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4315 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4316 branches. Fix commentary.
4317 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4318 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4319 Change type to "ghost".
4320 (loadgp_absolute_<mode>): Likewise.
4321 (loadgp_rtp_<mode>): Likewise.
4322 (copygp_mips16): Likewise.
4323 (loadgp_blockage): Remove redundant mode attribute.
4324 (potential_cprestore): New instruction.
4325 (cprestore): Turn into an unspec set.
4326 (use_cprestore): New instruction.
4327 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4328 (*branch_fp_inverted): Likewise.
4329 (*branch_order<mode>): Likewise.
4330 (*branch_order<mode>_inverted): Likewise.
4331 (*branch_equality<mode>): Likewise.
4332 (*branch_equality<mode>_inverted): Likewise.
4333 (*branch_bit<bbv><mode>): Likewise.
4334 (*branch_bit<bbv><mode>_inverted): Likewise.
4335 (*branch_equality<mode>_mips16): Remove redundant mode.
4336 (jump): Turn into a define_expand.
4337 (*jump_absolute): New instruction.
4338 (*jump_pic): Likewise.
4339 (*jump_mips16): Rename previously-unnamed pattern. Remove
4340 redundant mode attribute.
4341 (restore_gp): Split on epilogue_completed rather than
4342 reload_completed. Change type to "ghost".
4343 (move_gp<mode>): New instruction.
4344 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4345 Remove redundant mode attribute.
4346 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4347 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4348 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4350 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4353 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4354 are returned in the same register (vs34 or v2) that Altivec vector
4355 types are returned in.
4356 (rs6000_libcall_value): Ditto.
4359 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4360 instead of explicit addsi3/adddi3 calls.
4361 (rs6000_split_multireg_move): Ditto.
4362 (rs6000_emit_allocate_stack): Ditto.
4363 (rs6000_emit_prologue): Ditto.
4364 (rs6000_output_mi_thunk): Ditto.
4366 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4367 size is 64 bits if we can use 64-bit registers.
4369 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4371 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4374 From Jie Zhang <jie.zhang@analog.com>:
4375 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4376 save FP and RETS with saveall attribute.
4377 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4378 with saveall attribute.
4380 * config/bfin/bfin.c (bfin_expand_builtin,
4381 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4384 From Jie Zhang <jie.zhang@analog.com>:
4385 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4386 before use in two places.
4387 * config/bfin/bfin.md (AREG): Define mode iterator.
4388 (reload_in, reload_out): Use mode iterator AREG.
4390 2009-09-14 Richard Guenther <rguenther@suse.de>
4393 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4394 EH personality path.
4396 2009-09-13 Richard Guenther <rguenther@suse.de>
4397 Rafael Avila de Espindola <espindola@google.com>
4399 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4400 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4401 (LANG_HOOKS_INITIALIZER): Adjust.
4402 (lhd_pass_through_t): Declare.
4403 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4405 * langhooks.c (lhd_pass_through_t): New function.
4406 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4407 dwarf2out_begin_prologue): Use personality from current_function_decl.
4408 * expr.h (get_personality_function): Declare.
4409 * expr.c (get_personality_function): New function.
4410 (build_personality_function): Likewise.
4411 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4412 (eh_personality_libfunc): Remove.
4413 * optabs.c (build_libfunc_function): New function split out from ...
4414 (init_one_libfunc): ... here.
4415 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4416 (tree_function_decl): Add personality.
4417 (lhd_gcc_personality): Declare.
4418 (build_personality_function): Likewise.
4419 * tree.c (gcc_eh_personality_decl): New.
4420 (lhd_gcc_personality): New function.
4421 * except.h (lang_eh_runtime_type): Remove.
4422 (enum eh_personality_kind): New.
4423 (build_personality_function): Declare.
4424 (function_needs_eh_personality): Declare.
4425 * except.c (lang_eh_runtime_type): Remove.
4426 (function_needs_eh_personality): New function.
4427 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4428 (sjlj_emit_function_enter, output_function_exception_table):
4429 Use personality from current_function_decl.
4430 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4431 * tree-inline.c (tree_can_inline_p): Do not inline across different
4433 (expand_call_inline): Likewise. Adjust the callers EH personality.
4434 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4435 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4436 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4437 (c-parser.o): Likewise
4438 * c-tree.h (c_eh_initialized_p): Remove.
4439 (c_maybe_initialize_eh): Likewise.
4440 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4441 (finish_decl): Don't call c_maybe_initialize_eh.
4442 (c_eh_initialized_p): Remove.
4443 (c_maybe_initialize_eh): Likewise.
4444 * c-parser.c (c_parser_omp_construct): Likewise.
4445 (c_parse_file): Initialize exception handling.
4447 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4449 * config.gcc (tm_file): Remove i386/biarch32.h
4450 for i?86-w64-mingw* case.
4451 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4453 * config.host: Set for x64 mingw the option
4454 use_long_long_for_widest_fast_int to yes.
4456 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4458 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4459 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4460 (dbxout_begin_function): Likewise.
4461 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4462 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4463 set on the function.
4464 (final_end_function): Likewise.
4465 (final_scan_insn): Likewise.
4466 (rest_of_handle_final): Likewise.
4467 * varasm.c (assemble_start_function): Likewise.
4468 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4470 2009-09-12 Jason Merrill <jason@redhat.com>
4472 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4473 * opts.c (common_handle_option): constify.
4475 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4477 * doc/install.texi (avr): Remove obsolete reference site.
4479 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4481 * doc/install.texi (Binaries): Adjust AIX link.
4483 2009-09-12 Akim Demaille <demaille@gostai.com>
4485 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4486 Use an imperative sentence.
4488 2009-09-11 Richard Henderson <rth@redhat.com>
4490 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4491 structure-name and has-tree-operands arguments; update all entries.
4492 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4494 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4495 (gsstruct_code_size): New.
4496 (gss_for_code_): New.
4497 (gss_for_code): Remove.
4498 (gimple_size): Rewrite using gsstruct_code_size.
4499 (gimple_statement_structure): Move to gimple.h.
4500 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4501 (gss_for_code, gimple_statement_structure): New.
4502 (gimple_ops): Use new arrays; tidy.
4504 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4506 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4507 operand to be a PLUS expression.
4508 * config/pa/pa.c (pa_secondary_reload): Likewise.
4510 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4512 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4514 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4517 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4519 From Jie Zhang <jie.zhang@analog.com>:
4520 * doc/extend.texi (node Function Attributes): Document l2
4522 (node Blackfin Variable Attributes): Document l2 variable attributes.
4524 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4526 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4527 to match the system compiler's configuration at inflection point.
4528 Add comment to remark a remaining difference with system compiler.
4530 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4531 * configure: Regenerate.
4533 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4535 From Jie Zhang <jie.zhang@analog.com>:
4536 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4537 (bfin_handle_l2_attribute): New.
4538 (bfin_attribute_table): Add l2 attribute.
4540 2009-09-11 Michael Matz <matz@suse.de>
4543 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4544 on the local_decls list.
4546 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4550 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4552 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4553 for VALUEs, to implement the documented interface.
4554 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4555 Adjust for VALUEs and anything else, to implement the
4556 documented interface.
4558 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4560 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4561 with actual SPE/paired vector modes before using 64-bit alignment.
4562 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4564 2009-09-10 DJ Delorie <dj@redhat.com>
4566 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4569 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4570 * config/mep/mep.c (mep_legitimate_constant_p): New.
4571 * config/mep/mep-protos.h: Prototype it.
4573 2009-09-10 Richard Henderson <rth@redhat.com>
4575 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4577 2009-09-10 Jason Merrill <jason@redhat.com>
4579 * tree.c (chain_index): New fn.
4580 * tree.h: Declare it.
4582 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4584 * config/sol2-c.c (cmn_err_length_specs): Initialize
4585 scalar_identity_flag.
4587 2009-09-10 Richard Henderson <rth@redhat.com>
4589 * tree.h (struct tree_decl_common): Move align member earlier;
4590 move label_decl_uid member ...
4591 (struct tree_label_decl): ... here.
4592 (LABEL_DECL_UID): Update to match.
4594 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4597 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4598 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4600 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4601 dest_prev if the edge is complex.
4603 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4605 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4606 loop latch tests earlier.
4608 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4609 before GIMPLE_RETURN, not after its predecessor; insert
4612 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4613 gimple_seq_empty_p to test for no PHI nodes.
4614 * tree-cfg.c (split_critical_edges): Likewise.
4616 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4618 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4620 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4621 introduced by the VTA branch merge.
4623 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4625 * ira-conflicts.c: Use fputs or putc instead of fprintf
4629 * tree-switch-conversion.c: Ditto.
4631 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4633 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4634 introduced by the VTA branch merge.
4636 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4639 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4641 PR rtl-optimization/39779
4642 * expr.c (convert_modes): Return when mode == oldmode after
4643 CONST_INTs are processed.
4645 2009-09-10 Nick Clifton <nickc@redhat.com>
4647 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4648 attribute and referring decl when creating renamed symbol.
4650 2009-09-10 Richard Guenther <rguenther@suse.de>
4653 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4655 (cgraph_finalize_compilation_unit): Compute reachability
4656 before emitting thunks. Properly process aliases before
4657 possibly removing unreachable nodes.
4659 2009-09-10 Richard Guenther <rguenther@suse.de>
4662 * tree.c (struct free_lang_data_d): Add worklist member.
4663 (find_decls_types_r): Push onto the worklist instead of recursing.
4664 Handle TREE_BINFOs properly.
4665 (find_decls_types): New function wrapped around find_decls_types_r
4666 to process the worklist.
4667 (find_decls_types_in_eh_region): Use it.
4668 (find_decls_types_in_node): Likewise.
4669 (find_decls_types_in_var): Likewise.
4670 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4671 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4672 (AGGREGATE_TYPE_P): Adjust.
4674 2009-09-09 Jason Merrill <jason@redhat.com>
4676 * configure.ac: Check glibc version even if we have an in-tree
4679 2009-09-09 Anthony Green <green@moxielogic.com>
4681 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4682 the constant 0 when appropriate.
4683 * config/moxie/constraints.md: Add constraint O.
4685 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4686 to pass up to 6 32-bit argument values in registers.
4687 (moxie_function_arg): Ditto.
4688 (moxie_arg_partial_bytes): Ditto.
4689 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4690 (REG_PARM_STACK_SPACE): Ditto.
4691 (FUNCTION_ARG_REGNO_P): Ditto.
4693 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4694 instruction to allocate stack space.
4696 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4698 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4699 unnecessarily stringent constraints. Fix address
4700 calculation in the splitters.
4702 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4704 PR rtl-optimization/39779
4705 * expr.c (convert_modes): Return when mode == oldmode after
4706 CONST_INTs are processed.
4708 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4711 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4712 (ix86_expand_prologue): Take frame.padding0 into logic of
4714 (ix86_expand_epilogue): Likewise.
4716 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4718 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4720 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4721 * config/t-slibgcc-libgcc: New file.
4722 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4724 2009-09-09 Martin Jambor <mjambor@suse.cz>
4726 PR tree-optimization/41089
4727 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4730 2009-09-09 Richard Henderson <rth@redhat.com>
4732 * gimple.h (CASE_GIMPLE_OMP): New.
4733 (is_gimple_omp): Use it.
4734 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4735 (verify_gimple_debug): Likewise.
4737 2009-09-09 Richard Guenther <rguenther@suse.de>
4739 PR tree-optimization/41101
4740 * tree-ssa-pre.c (maximal_set): Remove.
4741 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4742 Defer all blocks we didn't visit at least one successor.
4743 (add_to_exp_gen): Do not add to the maximal set.
4744 (make_values_for_phi): Likewise.
4745 (compute_avail): Likewise.
4746 (init_pre): Do not allocate the maximal set.
4747 (execute_pre): Do not dump it.
4749 2009-09-09 Martin Jambor <mjambor@suse.cz>
4751 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4752 an SSA_NAME rather than a is_gimple_variable.
4754 2009-09-09 Richard Guenther <rguenther@suse.de>
4757 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4758 code dealing with plain pointer bases.
4759 (maybe_fold_offset_to_reference): Likewise.
4760 (maybe_fold_stmt_addition): Adjust.
4762 2009-09-09 Richard Guenther <rguenther@suse.de>
4764 * tree.c (free_lang_data_in_type): Do not free the type variant
4766 (free_lang_data): Merge char_type_node with its properly signed
4768 (pass_ipa_free): Collect after freeing language specific data.
4770 2009-09-09 Michael Matz <matz@suse.de>
4773 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4774 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4775 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4778 2009-09-08 DJ Delorie <dj@redhat.com>
4780 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4782 2009-09-04 Jason Merrill <jason@redhat.com>
4784 * tree.c (tree_find_value): Remove.
4785 * tree.h: Remove prototype.
4786 * varasm.c (assemble_external): Use value_member instead.
4788 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4790 * toplev.c (process_options): Choose default debugging type when
4791 gtoggle enables debug info and type is unset.
4793 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4797 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4800 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4802 * configure: Rebuilt with modified libtool.m4.
4804 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4809 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4811 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4813 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4814 (remove_statement): Likewise.
4815 (rewrite_use_nonlinear_expr): Adjust.
4816 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4817 * tree-ssa.c (release_defs_bitset): ... this. New.
4818 * tree-flow.h (release_defs_bitset): Declare.
4820 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4823 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4824 in the middle block.
4826 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4828 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4829 via intptr_t to long type.
4830 (insert_operand_rank): Cast long type via intptr_t to
4832 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4834 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4835 from pointer to unsigned via uintptr_t.
4837 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4838 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4840 * configure: Regenerated.
4841 * config.in: Regenerated
4842 * system.h (stdint.h): Add include.
4843 (inttypes.h): Likewise.
4844 * Makefile.in (aclocal): Add config/stdint.m4.
4845 * aclocal.m4: Regenerated.
4847 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4849 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4851 (note_np_check_stores): New function.
4852 (harmless_null_pointer_p): New function.
4853 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4854 changed. Take into account whether we're in the shadow of a condjump
4855 that tested NP_REG for NULL.
4856 Lose all code that tested for SEQUENCEs.
4857 (workaround_speculation): Avoid inserting NOPs for loads that are
4858 either always executed or a NULL pointer.
4860 2009-09-08 Jan Hubicka <jh@suse.cz>
4862 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4863 * params.def (early-inlining-insns): Likewise.
4865 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4867 PR rtl-optimization/41239
4868 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4869 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4871 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4872 across calls, as the calls might not always return normally.
4873 (call_may_noreturn_p): New function.
4874 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4875 (init_deps): Initialize it.
4876 (remove_from_deps): Also remove calls from
4877 last_function_call_may_noreturn list.
4879 2009-09-07 Richard Henderson <rth@redhat.com>
4881 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4882 more VR->OPERANDS than LHS operands. Free LHS before returning.
4884 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4886 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4887 (attr "addrtype"): New member "spreg".
4888 Use it if mem_spfp_address_operand is true for the address.
4889 (attr "type"): New entry "stall".
4890 (cpu_unit "load"): New.
4891 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4893 (insn_reservation "loadsp"): New.
4894 (insn_reservation "load_stall1"): New.
4895 (insn_reservation "load_stall3"): New.
4897 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4898 (mem_p_address_operand): Exclude stack and frame pointer based
4900 (mem_spfp_address_operand): New; match them here.
4901 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4902 (bfin_reorg): Call it if scheduling insns.
4903 (bfin_gen_bundles): Remove dummy insns created by
4904 add_sched_insns_for_speculation.
4906 From Jie Zhang <jie.zhang@analog.com>:
4907 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4908 bfin_si_revision, bfin_workarounds): Move these ...
4909 * config/bfin/bfin.h: ... here.
4911 From Mike Frysinger <michael.frysinger@analog.com>
4912 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4913 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4914 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4915 bf547m, bf548m, and bf549m.
4916 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4917 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4918 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4919 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4920 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4921 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4922 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4923 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4924 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4925 bf542m, bf544m, bf547m, bf548m, and bf549m.
4927 From Jie Zhang <jie.zhang@analog.com>:
4928 * config/bfin/predicates.md (p_register_operand): New predicate.
4929 (dp_register_operand): New predicate.
4930 * config/bfin/bfin-protos.h (WA_05000074): Define.
4931 (ENABLE_WA_05000074): Define.
4932 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4933 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4934 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4935 (define_attr addrtype): Allow load/store register to be P register.
4936 (define_attr storereg): New.
4937 (define_cpu_unit anomaly_05000074): New.
4938 (define_insn_reservation dsp32shiftimm): New.
4939 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4940 (define_insn_reservation loadp): Cannot use slot2.
4941 (define_insn_reservation loadsp): Cannot use slot2.
4942 (define_insn_reservation storep): Cannot use slot2. Does not
4943 apply when working around 05000074.
4944 (define_insn_reservation storep_anomaly_05000074): New.
4945 (define_insn_reservation storei): Does not apply when working
4947 (define_insn_reservation storei_anomaly_05000074): New.
4948 (define_attr length): Add dsp32shiftimm case.
4949 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4950 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4951 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4952 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4953 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4955 2009-09-07 Martin Jambor <mjambor@suse.cz>
4958 * tree-sra.c (create_artificial_child_access): Return NULL if
4959 build_ref_for_offset fails.
4960 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4961 and create_artificial_child_access to fail.
4963 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4966 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4967 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4968 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4970 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4972 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4973 block, ensure it has an exit edge. Emit a barrier after a jump.
4975 2009-09-07 Nick Clifton <nickc@redhat.com>
4977 * gcc.c (this_is_linker_script): New variable. Like
4978 this_is_library_file but for the %T constructor.
4979 (end_going_arg): If this_is_linker_script is set then locate the
4980 script and insert a --script switch before it
4981 (do_spec_2): Initialise this_is_linker_script.
4982 (do_spec_1): Likewise. Handle %T construct.
4983 (eval_spec_function): Preserve this_is_linker_script.
4984 * doc/invoke.texi: Document %T construct in spec files.
4985 * config/m32c/m32c.h (LIB_SPEC): Use it.
4987 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4989 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4990 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4991 when volatile flag is set.
4992 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4994 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4997 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4998 (combine_stack_adjustments_for_block): Allow insns between stack
4999 adjustments and stores with corresponding pre-(dec|inc)rement or
5000 pre-modify operation.
5002 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5005 * combine-stack-adj.c (struct csa_memlist): Rename to...
5006 (struct csa_reflist): ... this. Rename mem field to ref.
5007 (free_csa_memlist): Rename to...
5008 (free_csa_reflist): ... this.
5009 (record_one_stack_memref): Rename to...
5010 (record_one_stack_ref): ... this. Handle also REG_P.
5011 (try_apply_stack_adjustment): Handle also REG_P.
5012 (struct record_stack_memrefs_data): Rename to...
5013 (struct record_stack_refs_data): ... this. Rename memlist field to
5015 (record_stack_memrefs): Rename to...
5016 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5017 subexpressions instead of failing when a MEM contains SP references.
5018 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5019 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5021 2009-09-06 Richard Guenther <rguenther@suse.de>
5024 * tree.c (build_array_type): Do not record types marked
5025 with structural equality in the canonical type hashtable.
5027 2009-09-06 Richard Guenther <rguenther@suse.de>
5030 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5032 2009-09-05 Richard Guenther <rguenther@suse.de>
5035 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5037 2009-09-05 Richard Guenther <rguenther@suse.de>
5040 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5042 2009-09-05 Richard Guenther <rguenther@suse.de>
5045 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5046 before comparing function argument types.
5048 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5051 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5054 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5057 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5059 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5060 locators before emit_insn is called.
5062 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5065 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5066 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5067 (reginfo_init): Don't call allocate_reg_info.
5069 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5072 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5073 NONDEBUG_INSN_P instead of INSN_P.
5075 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5078 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5080 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5083 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5084 pattern of the split.
5086 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5088 * toplev.c (process_options): Move setter of flag_var_tracking
5089 before other tests that depend on it. Move down setter of
5090 flag_rename_registers. Don't enable var-tracking-assignments
5091 by default if selective scheduling is enabled. Warn if both
5094 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5096 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5097 comment. Use switch statement to catch overlaps between rtx
5098 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5099 (IS_DECL_CODE): ... here. Remove.
5100 (check_value_is_not_decl): Remove.
5101 (dv_from_decl, dv_from_value): Check after conversion.
5103 2009-09-04 Richard Guenther <rguenther@suse.de>
5106 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5107 after emitting tunks. Move emitting thunks and ctors from ...
5108 (cgraph_optimize): ... here. Remove redundant
5109 cgraph_analyze_functions.
5110 * varasm.c (find_decl_and_mark_needed): Remove no longer
5112 (finish_aliases_1): Adjust check for thunk aliases.
5114 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5116 * config/arm/arm.md (ctzsi2): Added braces
5117 to avoid warning that broke booststrap.
5119 2009-09-04 Martin Jambor <mjambor@suse.cz>
5121 PR tree-optimization/41112
5122 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5123 handle variable-bounded arrays.
5124 (expr_with_var_bounded_array_refs_p): New function.
5125 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5127 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5129 * config/s390/2097.md: Removed two incorrect bypasses.
5130 (z10_fsimpdf): Fixed latency.
5131 (z10_fhex): New insn_reservation.
5132 (z10_floaddf): Fixed latency.
5133 (z10_floadsf): Fixed latency.
5134 (z10_ftrunctf): Fixed latency.
5135 (z10_ftruncdf): Fixed latency.
5136 * config/s390/s390.c (z10_cost): Fixed values.
5137 (s390_adjust_priority): Added z10 path.
5138 * config/s390/s390.md (type): Added fhex.
5139 (*mov<mode>_64dfp): Updated type attribute.
5140 (*mov<mode>_64): Updated type attribute.
5141 (*mov<mode>_31): Updated type attribute.
5142 (*mov<mode>"): Likewise.
5143 * config/s390/2084.md (x_fsimpdf): Updated condition.
5145 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5147 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5148 RTXs in the predicate for operand 1.
5150 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5152 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5153 (rbitsi2): New insn.
5154 (ctzsi2): New expand.
5155 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5157 2009-09-03 Martin Jambor <mjambor@suse.cz>
5159 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5160 (create_artificial_child_access): Use build_ref_for_offset instead
5161 of duplicate_expr_for_different_base.
5162 (propagate_subacesses_accross_link): Likewise.
5164 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5166 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5168 (mips16e_collect_argument_saves): Skip debug instructions.
5169 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5170 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5171 (r10k_insert_cache_barriers): Likewise.
5172 (mips_reorg_process_insns): Likewise.
5174 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5177 * ira.c (update_equiv_reg): Remove check on class likely spill.
5179 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5182 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5183 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5187 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5188 the stack slot if it is passed by invisible reference.
5189 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5190 by invisible reference.
5192 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5194 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5195 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5196 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5198 * config/bfin/sync.md: New file.
5199 * config/bfin/bfin.md: Include it.
5200 (UNSPEC_ATOMIC): New.
5201 (UNSPEC_ONES): Provide a unique number.
5203 From Jie Zhang <jie.zhang@analog.com>:
5204 * config/bfin/bfin.c (ret_regs): New.
5205 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5206 (must_save_rets_p): New.
5207 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5208 current_function_is_leaf.
5209 (do_link): Likewise.
5210 (do_unlink): Likewise.
5211 (expand_interrupt_handler_prologue): Use ret_regs array.
5212 (expand_interrupt_handler_epilogue): Use ret_regs array and
5213 pass return register to gen_return_internal.
5214 (bfin_expand_epilogue): Pass return register to
5215 gen_return_internal.
5216 (bfin_expand_call): Explicitly clobber RETS.
5217 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5218 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5219 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5220 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5222 (return_internal): Take a reg rtx rather than the register number.
5224 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5226 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5227 when comparing against estimated_loop_iterations_int return.
5229 2009-09-03 Richard Guenther <rguenther@suse.de>
5231 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5232 eh_personality_libfunc.
5234 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5236 * tree-parloops.c (separate_decls_in_region): Add space.
5238 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5240 * tree-parloops.c (separate_decls_in_region): Change the condition
5241 checking if there are reductions in the loop.
5243 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5245 PR tree-optimization/38275
5246 * tree-parloops.c (parallelize_loops): Replace profitability condition
5247 for expected number of iterations.
5249 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5251 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5252 (bootstrap-debug): Explain conditions in which it becomes default.
5253 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5256 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5258 * doc/invoke.texi (Optimize Options): Move
5259 -finline-small-functions to the -O2 list.
5261 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5263 * toplev.c (process_options): Enable var-tracking-assignments
5264 by default if var-tracking is enabled.
5266 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5268 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5270 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5271 * rtl.h (prev_nonnote_insn_bb): Declare it.
5273 2009-09-03 Diego Novillo <dnovillo@google.com>
5275 * cgraph.c (cgraph_node_for_decl): New.
5276 * cgraph.h (cgraph_node_for_decl): Declare.
5277 * tree.c (host_integerp): Return 0 if T is NULL.
5279 2009-09-03 Diego Novillo <dnovillo@google.com>
5281 * tree.h (struct alias_pair): Move from varasm.c.
5282 (alias_pairs): Likewise.
5283 (TYPE_MAXVAL): Define.
5284 (TYPE_MINVAL): Define.
5285 (iterative_hash_host_wide_int): Declare.
5286 (remove_unreachable_alias_pairs): Declare.
5287 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5288 * diagnostic.c (default_diagnostic_starter): Make extern.
5289 (default_diagnostic_finalizer): Make extern.
5290 * diagnostic.h (default_diagnostic_starter): Declare.
5291 (default_diagnostic_finalizer): Declare.
5292 (default_tree_printer): Declare.
5293 * toplev.c (default_tree_printer): Make extern.
5295 2009-09-03 Richard Guenther <rguenther@suse.de>
5296 Diego Novillo <dnovillo@google.com>
5298 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5299 * cgraphunit.c (cgraph_expand_function): Do not emit
5300 associated thunks from here.
5301 (cgraph_emit_thunks): New.
5302 (cgraph_optimize): Call it.
5303 Return if any IPA pass finds an error.
5304 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5307 2009-09-03 Simon Baldwin <simonb@google.com>
5308 Rafael Espindola <espindola@google.com>
5309 Richard Guenther <rguenther@suse.de>
5310 Doug Kwan <dougkwan@google.com>
5311 Diego Novillo <dnovillo@google.com>
5313 * tree.c: Include tree-pass.h, langhooks-def.h,
5314 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5315 (free_lang_data_in_type): New.
5316 (need_assembler_name_p): New.
5317 (free_lang_data_in_block): New.
5318 (free_lang_data_in_decl): New.
5319 (struct free_lang_data_d): New.
5320 (add_tree_to_fld_list): New.
5321 (find_decls_types_r): New.
5322 (get_eh_types_for_runtime): New.
5323 (find_decls_types_in_eh_region): New.
5324 (find_decls_types_in_node): New.
5325 (find_decls_types_in_var): New.
5326 (free_lang_data_in_cgraph): New.
5327 (free_lang_data): New.
5328 (gate_free_lang_data): New.
5329 (pass_ipa_free_lang_data): New.
5331 2009-09-03 Diego Novillo <dnovillo@google.com>
5333 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5334 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5335 (lang_hooks): Remove const qualifier.
5336 * ipa.c (cgraph_remove_unreachable_nodes): Call
5337 remove_unreachable_alias_pairs.
5338 * except.c (add_type_for_runtime): Check if TYPE has
5339 already been converted.
5340 (lookup_type_for_runtime): Likewise.
5341 (check_handled): Handle converted types.
5342 * varasm.c (remove_unreachable_alias_pairs): New.
5343 * gimple.c: Include demangle.h.
5344 (gimple_decl_printable_name): New.
5345 (gimple_fold_obj_type_ref): New.
5346 * gimple.h (gimple_decl_printable_name): Declare.
5347 (gimple_fold_obj_type_ref): Declare.
5348 * passes.c (init_optimization_passes): Add pass
5349 pass_ipa_free_lang_data.
5350 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5351 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5353 2009-09-03 Diego Novillo <dnovillo@google.com>
5355 * c-lang.c (lang_hooks): Remove const qualifier.
5357 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5359 * doc/install.texi (*-*-freebsd*): Update target information.
5361 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5363 * hard-reg-set.h (call_fixed_regs): Remove.
5364 * reginfo.c (call_fixed_regs): Remove.
5365 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5366 (globalize_reg): Don't use call_fixed_regs.
5367 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5370 2009-09-01 Michael Matz <matz@suse.de>
5372 * expr.h (emit_storent_insn, expand_expr_real_1,
5373 expand_expr_real_2): Declare.
5374 * expr.c (emit_storent_insn, expand_expr_real_1,
5375 expand_expr_real_2): Export.
5376 (store_expr): Setting and evaluating dont_return_target is useless.
5377 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5378 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5379 * except.c (expand_resx_expr): Rename to ...
5380 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5381 * except.h (expand_resx_stmt): Declare.
5382 * stmt.c: Add include gimple.h
5383 (expand_asm_expr): Rename to ...
5384 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5385 (expand_case): Rewrite to take gimple statement.
5386 * tree.h (expand_asm_stmt): Declare.
5387 (expand_case): Change prototype.
5388 * Makefile.in (stmt.o): Depend on gimple.h.
5389 * builtins.c (expand_builtin_synchronize): Build gimple asm
5390 statement, not an ASM_EXPR.
5391 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5392 gimple_to_tree, release_stmt_tree): Remove.
5393 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5394 ggc_free, but hold comparison code and operands separately.
5395 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5396 (expand_call_stmt, expand_gimple_stmt_1,
5397 expand_gimple_stmt): New helpers.
5398 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5399 release_stmt_tree. Call expand_gimple_stmt instead.
5400 (expand_gimple_basic_block): Ditto.
5402 * calls.c (emit_call_1): Don't look at EH regions here, make
5403 fntree parameter useless.
5404 (expand_call): New local rettype for TREE_TYPE(exp), use it
5405 throughout. Remove local p, use addr instead.
5406 Don't look at EH regions here.
5408 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5410 * doc/invoke.texi (-fsched-pressure): Document it.
5411 (-fsched-reg-pressure-heuristic): Remove it.
5413 * reload.c (ira.h): Include.
5414 (find_reloads): Add choosing reload on number of small spilled
5417 * haifa-sched.c (ira.h): Include.
5418 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5419 saved_reg_pressure, curr_reg_live, saved_reg_live,
5420 region_ref_regs): New variables.
5421 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5422 initiate_reg_pressure_info, setup_ref_regs,
5423 initiate_bb_reg_pressure_info, save_reg_pressure,
5424 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5426 (setup_insn_reg_pressure_info): New function.
5427 (rank_for_schedule): Add pressure checking and insn issue time.
5428 Remove comparison of insn reg weights.
5429 (ready_sort): Set insn reg pressure info.
5430 (update_register_pressure, setup_insn_max_reg_pressure,
5431 update_reg_and_insn_max_reg_pressure,
5432 sched_setup_bb_reg_pressure_info): New functions.
5433 (schedule_insn): Add code for printing and updating reg pressure info.
5434 (find_set_reg_weight, find_insn_reg_weight): Remove.
5435 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5436 (debug_ready_list): Print reg pressure info.
5437 (schedule_block): Ditto. Check insn issue time.
5438 (sched_init): Set up sched_pressure_p. Allocate and set up some
5439 reg pressure related info.
5440 (sched_finish): Free some reg pressure related info.
5441 (fix_tick_ready): Make insn always ready if pressure_p.
5442 (init_h_i_d): Don't call find_insn_reg_weight.
5443 (haifa_finish_h_i_d): Free insn reg pressure info.
5445 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5446 ira_memory_move_cost, ira_class_hard_regs,
5447 ira_class_hard_regs_num, ira_no_alloc_regs,
5448 ira_available_class_regs, ira_reg_class_cover_size,
5449 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5451 * ira-lives.c (single_reg_class): Check mode to find how many
5452 registers are necessary for operand.
5453 (ira_implicitly_set_insn_hard_regs): New.
5455 * common.opt (fsched-pressure): New options.
5456 (fsched-reg-pressure-heuristic): Remove.
5458 * ira.c (setup_eliminable_regset): Rename to
5459 ira_setup_eliminable_regset. Make it external.
5460 (expand_reg_info): Pass cover class to setup_reg_classes.
5461 (ira): Call resize_reg_info instead of allocate_reg_info.
5463 * sched-deps.c: Include ira.h.
5464 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5465 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5466 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5467 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5468 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5469 mark_insn_reg_store, mark_insn_reg_clobber,
5470 setup_insn_reg_pressure_info): New.
5471 (sched_analyze_1): Update implicit_reg_pending_uses.
5472 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5473 Use them to create dependencies. Set insn reg uses and pressure
5474 info. Process reg_pending_uses in one place.
5475 (free_deps): Free implicit sets.
5476 (remove_from_deps): Remove implicit sets if necessary. Check
5477 implicit sets when clearing reg_last_in_use.
5478 (init_deps_global): Clear implicit_reg_pending_clobbers and
5479 implicit_reg_pending_uses.
5481 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5482 ira_memory_move_cost, ira_class_hard_regs,
5483 ira_class_hard_regs_num, ira_no_alloc_regs,
5484 ira_available_class_regs, ira_reg_class_cover_size,
5485 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5486 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5487 ira_implicitly_set_insn_hard_regs): New prototypes.
5489 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5490 cost_elements_num): New variables.
5491 (allocno_costs, total_costs): Rename to costs and
5492 total_allocno_costs.
5493 (COSTS_OF_ALLOCNO): Rename to COSTS.
5494 (allocno_pref): Rename to pref.
5495 (allocno_pref_buffer): Rename to pref_buffer.
5496 (common_classes): Rename to regno_cover_class.
5498 (record_reg_classes): Set allocno attributes only if allocno_p.
5499 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5500 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5501 and COSTS_OF_ALLOCNO.
5502 (print_costs): Rename to print_allocno_costs.
5503 (print_pseudo_costs): New.
5504 (process_bb_node_for_costs): Split into 2 functions with new
5505 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5506 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5507 new parameter dump_file. Use cost_elements_num instead of
5508 ira_allocnos_num. Make one iteration if preferred classes were
5509 already calculated for scheduler. Make 2 versions of code
5510 depending on allocno_p.
5511 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5512 regno_cover_class and COSTS instead of common_classes and
5514 (init_costs, finish_costs): New.
5515 (ira_costs): Set up allocno_p and cost_elements_num. Call
5516 init_costs and finish_costs.
5517 (ira_set_pseudo_classes): New.
5519 * rtl.h (allocate_reg_info): Remove.
5520 (resize_reg_info): Change return type.
5521 (reg_cover_class): New.
5522 (setup_reg_classes): Add new parameter.
5524 * sched-int.h (struct deps_reg): New member implicit_sets.
5525 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5526 (INCREASE_BITS): New macro.
5527 (struct reg_pressure_data, struct reg_use_data): New.
5528 (struct _haifa_insn_data): Remove reg_weight. Add members
5529 reg_pressure, reg_use_list, reg_set_list, and
5530 reg_pressure_excess_cost_change.
5531 (struct deps): New member implicit_sets.
5532 (pressure_p): New variable.
5533 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5534 (struct reg_pressure_data, struct reg_use_data): New.
5535 (INSN_REG_WEIGHT): Remove.
5536 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5537 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5538 (sched_init_region_reg_pressure_info,
5539 sched_setup_bb_reg_pressure_info): New prototypes.
5541 * reginfo.c (struct reg_pref): New member coverclass.
5542 (reg_cover_class): New function.
5543 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5544 (reg_info_size): New variable.
5545 (allocate_reg_info): Make static. Setup reg_info_size.
5546 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5547 (setup_reg_classes): Add a new parameter. Setup cover class too.
5549 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5552 * sched-rgn.c (deps_join): Set up implicit_sets.
5553 (schedule_region): Set up region and basic blocks pressure
5556 * passes.c (init_optimization_passes): Move
5557 pass_subregs_of_mode_init before pass_sched.
5559 2009-09-02 Martin Jambor <mjambor@suse.cz>
5561 * tree-sra.c (struct access): New field grp_hint.
5562 (dump_access): Dump grp_hint.
5563 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5565 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5566 those which have been specifically read and somehow written to.
5567 (propagate_subacesses_accross_link): Set grp_hint of right child and
5568 also possibly of the left child.
5570 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5572 * tree-object-size.c (addr_object_size): Always use object_size_type
5573 0 or 2 when determining the pointer pointed object size.
5575 2009-09-02 Richard Guenther <rguenther@suse.de>
5578 2009-08-31 Richard Guenther <rguenther@suse.de>
5580 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5581 to query if the memory regions for memmove overlap.
5582 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5583 asserts on pointers, instead deal with odd trees.
5584 (ptr_derefs_may_alias_p): Likewise.
5585 (refs_may_alias_p_1): Constructor bases also never alias.
5587 2009-08-01 Christian Bruel <christian.bruel@st.com>
5590 2009-07-31 Christian Bruel <christian.bruel@st.com>
5591 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5593 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5595 * doc/invoke.texi (-fvar-tracking-assignments): New.
5596 (-fvar-tracking-assignments-toggle): New.
5597 (-fdump-final-insns=file): Mark filename as optional.
5598 (--param min-nondebug-insn-uid): New.
5599 (-gdwarf-@{version}): Mention version 4.
5600 * opts.c (common_handle_option): Accept it.
5601 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5602 * regrename.c (regrename_optimize): Drop last. Don't count debug
5603 insns as uses. Don't reject change because of debug insn.
5604 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5605 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5606 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5607 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5608 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5609 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5610 * doc/gimple.texi (is_gimple_debug): New.
5611 (gimple_debug_bind_p): New.
5612 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5613 * doc/install.texi (bootstrap-debug): More details.
5614 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5615 (bootstrap-debug-lib): More details.
5616 (bootstrap-debug-ckovw): Update.
5617 (bootstrap-time): New.
5618 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5619 (insert_phi_nodes_for): Insert debug stmts.
5620 (rewrite_stmt): Take iterator. Insert debug stmts.
5621 (rewrite_enter_block): Adjust.
5622 (maybe_replace_use_in_debug_stmt): New.
5623 (rewrite_update_stmt): Use it.
5624 (mark_use_interesting): Return early for debug stmts.
5625 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5626 stmts before replacing stmt.
5627 (move_computations_stmt): Likewise.
5628 * ira-conflicts.c (add_copies): Skip debug insns.
5629 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5630 (regstat_bb_compute_ri): Skip debug insns.
5631 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5632 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5633 check_loop_closed_ssa_stmt): Skip debug stmts.
5634 * tree-tailcall.c (find_tail_calls): Likewise.
5635 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5636 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5637 (build_var_debug_value_stat): Declare.
5638 (build_var_debug_value): Define.
5639 (target_for_debug_bind): Declare.
5640 * reload.c (find_equiv_reg): Skip debug insns.
5641 * rtlanal.c (reg_used_between_p): Skip debug insns.
5642 (side_effects_p): Likewise.
5643 (canonicalize_condition): Likewise.
5644 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5645 insns never depend on debug insns.
5646 (create_ddg_dep_no_link): Likewise.
5647 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5648 Don't add inter-loop dependencies for debug insns.
5649 (build_intra_loop_deps): Likewise.
5650 (create_ddg): Count debug insns.
5651 * ddg.h (struct ddg::num_debug): New.
5652 (num_backargs): Pair up with previous int field.
5653 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5654 -fcompare-debug-second.
5655 * final.c (get_attr_length_1): Skip debug insns.
5656 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5657 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5658 (driver_self_specs): Map -fdump-final-insns to
5659 -fdump-final-insns=..
5660 (get_local_tick): New.
5661 (compare_debug_dump_opt_spec_function): Test for . argument and
5662 compute output name. Compute temp output spec without flag name.
5663 Compute -frandom-seed.
5664 (OPT): Undef after use.
5665 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5666 (average_num_loop_insns): Likewise.
5667 * params.h (MIN_NONDEBUG_INSN_UID): New.
5668 * gimple.def (GIMPLE_DEBUG): New.
5669 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5670 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5671 (merge_in_block): Fix whitespace.
5672 * toplev.c (flag_var_tracking): Update comment.
5673 (flag_var_tracking_assignments): New.
5674 (flag_var_tracking_assignments_toggle): New.
5675 (process_options): Don't open final insns dump file if we're not
5676 going to write to it. Compute defaults for var_tracking.
5677 * df-scan.c (df_insn_rescan_debug_internal): New.
5678 (df_uses_record): Handle debug insns.
5679 * haifa-sched.c (ready): Initialize n_debug.
5680 (contributes_to_priority): Skip debug insns.
5681 (dep_list_size): New.
5683 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5684 they're ready. Disregard previous debug insns to make decisions.
5685 (queue_insn): Never queue debug insns.
5686 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5687 (schedule_insn): Don't reject debug insns because of issue rate.
5688 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5689 (queue_to_ready): Skip and discount debug insns.
5690 (choose_ready): Let debug insns through.
5691 (schedule_block): Check boundary debug insns. Discount debug
5692 insns, schedule them early. Adjust whitespace.
5693 (set_priorities): Check for boundary debug insns.
5694 (add_jump_dependencies): Use dep_list_size.
5695 (prev_non_location_insn): New.
5696 (check_cfg): Use it.
5697 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5699 (remove_unused_ivs): Reset debug stmts.
5700 * modulo-sched.c (const_iteration_count): Skip debug insns.
5701 (res_MII): Discount debug insns.
5702 (loop_single_full_bb_p): Skip debug insns.
5703 (sms_schedule): Likewise.
5704 (sms_schedule_by_order): Likewise.
5705 (ps_has_conflicts): Likewise.
5706 * caller-save.c (refmarker_fn): New.
5707 (save_call_clobbered_regs): Replace regs with saved mem in
5709 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5710 Call refmarker_fn mark for hardregnos.
5711 (mark_reg_as_referenced): New.
5712 (replace_reg_with_saved_mem): New.
5713 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5714 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5716 (cse_extended_basic_block): Skip debug insns.
5717 (count_reg_usage): Likewise.
5718 (is_dead_reg): New, split out of...
5719 (set_live_p): ... here.
5720 (insn_live_p): Use it for debug insns.
5721 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5722 (execute_optimize_stdarg): Likewise.
5723 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5724 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5725 changes in debug stmts as changes.
5726 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5727 (moveup_expr): Don't move across debug insns. Don't move
5728 debug insn if it would create a bookkeeping block.
5729 (moveup_expr_cached): Don't use cache for debug insns that
5730 are heads of blocks.
5731 (compute_av_set_inside_bb): Skip debug insns.
5732 (sel_rank_for_schedule): Schedule debug insns first. Remove
5734 (block_valid_for_bookkeeping_p); Support lax searches.
5735 (create_block_for_bookkeeping): Adjust block numbers when
5736 encountering debug-only blocks.
5737 (find_place_for_bookkeeping): Deal with debug-only blocks.
5738 (generate_bookkeeping_insn): Accept no place to insert.
5739 (remove_temp_moveop_nops): New argument full_tidying.
5740 (prepare_place_to_insert): Deal with debug insns.
5741 (advance_state_on_fence): Debug insns don't start cycles.
5742 (update_boundaries): Take fence as argument. Deal with
5744 (schedule_expr_on_boundary): No full_tidying on debug insns.
5745 (fill_insns): Deal with debug insns.
5746 (track_scheduled_insns_and_blocks): Don't count debug insns.
5747 (need_nop_to_preserve_insn_bb): New, split out of...
5748 (remove_insn_from_stream): ... this.
5749 (fur_orig_expr_not_found): Skip debug insns.
5750 * rtl.def (VALUE): Move up.
5752 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5753 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5754 Set it if debug stmts are found.
5755 (statement_sink_location): Skip debug stmts. Propagate
5756 moving defs into debug stmts.
5757 * ifcvt.c (first_active_insn): Skip debug insns.
5758 (last_active_insns): Likewise.
5759 (cond_exec_process_insns): Likewise.
5760 (noce_process_if_block): Likewise.
5761 (check_cond_move_block): Likewise.
5762 (cond_move_convert_if_block): Likewise.
5763 (block_jumps_and_fallthru_p): Likewise.
5764 (dead_or_predicable): Likewise.
5765 * dwarf2out.c (debug_str_hash_forced): New.
5766 (find_AT_string): Add comment.
5767 (gen_label_for_indirect_string): New.
5768 (get_debug_string_label): New.
5769 (AT_string_form): Use it.
5770 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5771 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5772 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5773 several operations that cannot be represented with DWARF opcodes.
5774 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5775 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5776 (dwarf2out_var_location): Take during-call mark into account.
5777 (output_indirect_string): Update comment. Output if there are
5778 label and references.
5779 (prune_indirect_string): New.
5780 (prune_unused_types): Call it if debug_str_hash_forced.
5781 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5782 (dw_long_long_const): Remove.
5783 (struct dw_val_struct): Change val_long_long type to rtx.
5784 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5785 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5786 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5787 component instead of HOST_BITS_PER_LONG.
5788 (output_loc_operands): Likewise. For const8* assert
5789 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5790 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5791 rather than HOST_BITS_PER_LONG is >= 64.
5792 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5794 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5795 HOST_BITS_PER_LONG for dw_val_class_long_long.
5796 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5797 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5798 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5800 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5801 Handle DW_OP_implicit_value.
5802 (extract_int): Move prototype earlier.
5803 (mem_loc_descriptor): For SUBREG punt if inner
5804 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5805 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5806 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5807 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5808 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5809 instead of Pmode size.
5810 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5811 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5812 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5813 (concat_loc_descriptor, concatn_loc_descriptor,
5814 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5815 (add_location_or_const_value_attribute): Likewise. For single
5816 location loc_lists attempt to use add_const_value_attribute
5817 for constant decls. Add DW_AT_const_value even if
5818 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5820 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5821 (control_flow_insn_p): Likewise.
5822 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5823 (separate_decls_in_region_debug_bind): New.
5824 (separate_decls_in_region): Process debug bind stmts afterwards.
5825 * recog.c (verify_changes): Handle debug insns.
5826 (extract_insn): Likewise.
5827 (peephole2_optimize): Skip debug insns.
5828 * dse.c (scan_insn): Skip debug insns.
5829 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5831 (setup_id_for_insn): Handle debug insns.
5832 (maybe_tidy_empty_bb): Adjust whitespace.
5833 (tidy_control_flow): Skip debug insns.
5834 (sel_remove_insn): Adjust for debug insns.
5835 (sel_estimate_number_of_insns): Skip debug insns.
5836 (create_insn_rtx_from_pattern): Handle debug insns.
5837 (create_copy_of_insn_rtx): Likewise.
5838 * sel-sched-.h (sel_bb_end): Declare.
5839 (sel_bb_empty_or_nop_p): New.
5840 (get_all_loop_exits): Use it.
5841 (_eligible_successor_edge_p): Likewise.
5842 (return_nop_to_pool): Adjust.
5843 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5844 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5845 * gimple-pretty-print.c (dump_gimple_debug): New.
5846 (dump_gimple_stmt): Use it.
5847 (dump_bb_header): Skip gimple debug stmts.
5848 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5849 (fixup_match_2): Likewise.
5850 (regmove_backward_pass): Likewise. Simplify combined
5851 replacement. Handle debug insns.
5852 * function.c (instantiate_virtual_regs): Handle debug insns.
5853 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5854 * print-rtl.h: Include cselib.h.
5855 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5856 * df.h (df_inns_rescan_debug_internal): Declare.
5857 * gcse.c (alloc_hash_table): Estimate n_insns.
5858 (cprop_insn): Don't regard debug insns as changes.
5859 (bypass_conditional_jumps): Skip debug insns.
5860 (one_pre_gcse_pass): Adjust.
5861 (one_code_hoisting_pass): Likewise.
5862 (compute_ld_motion_mems): Skip debug insns.
5863 (one_cprop_pass): Adjust.
5864 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5865 (if_convertible_stmt_p): Handle debug stmts.
5866 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5867 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5868 * ira-build.c (create_bb_allocnos): Skip debug insns.
5869 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5870 (has_single_use): Likewise.
5871 (single_imm_use): Likewise.
5872 (num_imm_uses): Likewise.
5873 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5874 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5875 (create_outofssa_var_map): Likewise.
5876 * lower-subreg.c (adjust_decomposed_uses): New.
5877 (resolve_debug): New.
5878 (decompose_multiword_subregs): Use it.
5879 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5880 * emit-rtl.c: Include params.h.
5881 (cur_debug_insn_uid): Define.
5882 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5883 (copy_rtx_if_shared_1): Handle debug insns.
5884 (reset_used_flags): Likewise.
5885 (set_used_flags): LIkewise.
5886 (get_max_insn_count): New.
5887 (next_nondebug_insn): New.
5888 (prev_nondebug_insn): New.
5889 (make_debug_insn_raw): New.
5890 (emit_insn_before_noloc): Handle debug insns.
5891 (emit_jump_insn_before_noloc): Likewise.
5892 (emit_call_insn_before_noloc): Likewise.
5893 (emit_debug_insn_before_noloc): New.
5894 (emit_insn_after_noloc): Handle debug insns.
5895 (emit_jump_insn_after_noloc): Likewise.
5896 (emit_call_insn_after_noloc): Likewise.
5897 (emit_debug_insn_after_noloc): Likewise.
5898 (emit_insn_after): Take loc from earlier non-debug insn.
5899 (emit_jump_insn_after): Likewise.
5900 (emit_call_insn_after): Likewise.
5901 (emit_debug_insn_after_setloc): New.
5902 (emit_debug_insn_after): New.
5903 (emit_insn_before): Take loc from later non-debug insn.
5904 (emit_jump_insn_before): Likewise.
5905 (emit_call_insn_before): Likewise.
5906 (emit_debug_insn_before_setloc): New.
5907 (emit_debug_insn_before): New.
5908 (emit_insn): Handle debug insns.
5909 (emit_debug_insn): New.
5910 (emit_jump_insn): Handle debug insns.
5911 (emit_call_insn): Likewise.
5913 (init_emit): Take min-nondebug-insn-uid into account.
5914 Initialize cur_debug_insn_uid.
5915 (emit_copy_of_insn_after): Handle debug insns.
5916 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5917 location of single rhs in place.
5918 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5919 (floor_sdiv_adjust): New.
5920 (cell_sdiv_adjust): New.
5921 (cell_udiv_adjust): New.
5922 (round_sdiv_adjust): New.
5923 (round_udiv_adjust): New.
5924 (wrap_constant): Moved from cselib.
5925 (unwrap_constant): New.
5926 (expand_debug_expr): New.
5927 (expand_debug_locations): New.
5928 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5930 (gimple_expand_cfg): Expand debug locations.
5931 * cselib.c: Include tree-pass.h.
5932 (struct expand_value_data): New.
5933 (cselib_record_sets_hook): New.
5934 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5935 (cselib_clear_table): Move, and implemnet in terms of...
5936 (cselib_reset_table_with_next_value): ... this.
5937 (cselib_get_next_unknown_value): New.
5938 (discard_useless_locs): Don't discard preserved values.
5939 (cselib_preserve_value): New.
5940 (cselib_preserved_value_p): New.
5941 (cselib_preserve_definitely): New.
5942 (cselib_clear_preserve): New.
5943 (cselib_preserve_only_values): New.
5944 (new_cselib_val): Take rtx argument. Dump it in details.
5945 (cselib_lookup_mem): Adjust.
5946 (expand_loc): Take regs_active in struct. Adjust. Silence
5947 dumps unless details are requested.
5948 (cselib_expand_value_rtx_cb): New.
5949 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5950 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5951 without details. Copy more subregs. Try to resolve values
5952 using a callback. Wrap constants.
5953 (cselib_subst_to_values): Adjust.
5954 (cselib_log_lookup): New.
5955 (cselib_lookup): Call it.
5956 (cselib_invalidate_regno): Don't count preserved values as useless.
5957 (cselib_invalidate_mem): Likewise.
5958 (cselib_record_set): Likewise.
5959 (struct set): Renamed to cselib_set, moved to cselib.h.
5960 (cselib_record_sets): Adjust. Call hook.
5961 (cselib_process_insn): Reset table when it would be cleared.
5962 (dump_cselib_val): New.
5963 (dump_cselib_table): New.
5964 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5965 (remove_forwarder_block): Support moving debug stmts.
5966 * cselib.h (cselib_record_sets_hook): Declare.
5967 (cselib_expand_callback): New type.
5968 (cselib_expand_value_rtx_cb): Declare.
5969 (cselib_reset_table_with_next_value): Declare.
5970 (cselib_get_next_unknown_value): Declare.
5971 (cselib_preserve_value): Declare.
5972 (cselib_preserved_value_p): Declare.
5973 (cselib_preserve_only_values): Declare.
5974 (dump_cselib_table): Declare.
5975 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5976 (try_crossjump_to_edge): Likewise.
5977 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5978 dominated blocks when debug stmts are present.
5979 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5980 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5981 (set_var_live_on_entry): Likewise.
5982 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5983 * cfglayout.c (curr_location, last_location): Make static.
5984 (set_curr_insn_source_location): Don't avoid bouncing.
5985 (get_curr_insn_source_location): New.
5986 (get_curr_insn_block): New.
5987 (duplicate_insn_chain): Handle debug insns.
5988 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5990 * common.opt (fcompare-debug): Move to sort order.
5991 (fdump-unnumbered-links): Likewise.
5992 (fvar-tracking-assignments): New.
5993 (fvar-tracking-assignments-toggle): New.
5994 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5995 because of debug stmts.
5996 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5997 (eliminate_unnecessary_stmts): Walk dominated blocks before
5999 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6000 * ira.c (memref_used_between_p): Skip debug insns.
6001 (update_equiv_regs): Likewise.
6002 * sched-deps.c (sd_lists_size): Accept empty list.
6003 (sd_init_insn): Mark debug insns.
6004 (sd_finish_insn): Unmark them.
6005 (sd_add_dep): Reject non-debug deps on debug insns.
6006 (fixup_sched_groups): Give debug insns group treatment.
6008 (sched_analyze_reg): Don't mark debug insns for sched before call.
6009 (sched_analyze_2): Handle debug insns.
6010 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6012 (deps_analyze_insn): Handle debug insns.
6013 (deps_start_bb): Skip debug insns.
6014 (init_deps): Initialize last_debug_insn.
6015 * tree-ssa.c (target_for_debug_bind): New.
6016 (find_released_ssa_name): New.
6017 (propagate_var_def_into_debug_stmts): New.
6018 (propagate_defs_into_debug_stmts): New.
6019 (verify_ssa): Skip debug bind stmts without values.
6020 (warn_uninialized_vars): Skip debug stmts.
6021 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6022 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6023 (rtx_equal_p): Likewise.
6024 * ira-costs.c (scan_one_insn): Skip debug insns.
6025 (process_bb_node_for_hard_reg_moves): Likewise.
6026 * rtl.h (DEBUG_INSN_P): New.
6027 (NONDEBUG_INSN_P): New.
6028 (MAY_HAVE_DEBUG_INSNS): New.
6029 (INSN_P): Accept debug insns.
6030 (RTX_FRAME_RELATED_P): Likewise.
6031 (INSN_DELETED_P): Likewise
6032 (PAT_VAR_LOCATION_DECL): New.
6033 (PAT_VAR_LOCATION_LOC): New.
6034 (PAT_VAR_OCATION_STATUS): New.
6035 (NOTE_VAR_LOCATION_DECL): Reimplement.
6036 (NOTE_VAR_LOCATION_LOC): Likewise.
6037 (NOTE_VAR_LOCATION_STATUS): Likewise.
6038 (INSN_VAR_LOCATION): New.
6039 (INSN_VAR_LOCATION_DECL): New.
6040 (INSN_VAR_LOCATION_LOC): New.
6041 (INSN_VAR_LOCATION_STATUS): New.
6042 (gen_rtx_UNKNOWN_VAR_LOC): New.
6043 (VAR_LOC_UNKNOWN_P): New.
6044 (NOTE_DURING_CALL_P): New.
6045 (SCHED_GROUP_P): Accept debug insns.
6046 (emit_debug_insn_before): Declare.
6047 (emit_debug_insn_before_noloc): Declare.
6048 (emit_debug_insn_beore_setloc): Declare.
6049 (emit_debug_insn_after): Declare.
6050 (emit_debug_insn_after_noloc): Declare.
6051 (emit_debug_insn_after_setloc): Declare.
6052 (emit_debug_insn): Declare.
6053 (make_debug_insn_raw): Declare.
6054 (prev_nondebug_insn): Declare.
6055 (next_nondebug_insn): Declare.
6056 (delegitimize_mem_from_attrs): Declare.
6057 (get_max_insn_count): Declare.
6058 (wrap_constant): Declare.
6059 (unwrap_constant): Declare.
6060 (get_curr_insn_source_location): Declare.
6061 (get_curr_insn_block): Declare.
6062 * tree-inline.c (insert_debug_decl_map): New.
6063 (processing_debug_stmt): New.
6064 (remap_decl): Don't create new mappings in debug stmts.
6065 (remap_gimple_op_r): Don't add references in debug stmts.
6066 (copy_tree_body_r): Likewise.
6067 (remap_gimple_stmt): Handle debug bind stmts.
6068 (copy_bb): Skip debug stmts.
6069 (copy_edges_for_bb): Likewise.
6070 (copy_debug_stmt): New.
6071 (copy_debug_stmts): New.
6072 (copy_body): Copy debug stmts at the end.
6073 (insert_init_debug_bind): New.
6074 (insert_init_stmt): Take id. Skip and emit debug stmts.
6075 (setup_one_parameter): Remap variable earlier, register debug mapping.
6076 (estimate_num_insns): Skip debug stmts.
6077 (expand_call_inline): Preserve debug_map.
6078 (optimize_inline_calls): Check for no debug_stmts left-overs.
6079 (unsave_expr_now): Preserve debug_map.
6080 (copy_gimple_seq_and_replace_locals): Likewise.
6081 (tree_function_versioning): Check for no debug_stmts left-overs.
6082 Init and destroy debug_map as needed. Split edges unconditionally.
6083 (build_duplicate_type): Init and destroy debug_map as needed.
6084 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6085 (struct copy_body_data): Add debug_stmts and debug_map.
6086 * sched-int.h (struct ready_list): Add n_debug.
6087 (struct deps): Add last_debug_insn.
6088 (DEBUG_INSN_SCHED_P): New.
6089 (BOUNDARY_DEBUG_INSN_P): New.
6090 (SCHEDULE_DEBUG_INSN_P): New.
6091 (sd_iterator_cond): Accept empty list.
6092 * combine.c (create_log_links): Skip debug insns.
6093 (combine_instructions): Likewise.
6094 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6095 return value is always unshared.
6096 (struct rtx_subst_pair): New.
6097 (auto_adjust_pair): New.
6098 (propagate_for_debug_subst): New.
6099 (propagate_for_debug): New.
6100 (try_combine): Skip debug insns. Propagate removed defs into
6102 (next_nonnote_nondebug_insn): New.
6103 (distribute_notes): Use it. Skip debug insns.
6104 (distribute_links): Skip debug insns.
6105 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6106 * resource.c (mark_target_live_regs): Likewise.
6107 * var-tracking.c: Include cselib.h and target.h.
6108 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6110 (micro_operation_type_name): New.
6111 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6112 (struct micro_operation_def): Update comments.
6113 (decl_or_value): New type. Use instead of decls.
6114 (struct emit_note_data_def): Add vars.
6115 (struct attrs_def): Use decl_or_value.
6116 (struct variable_tracking_info_def): Add permp, flooded.
6117 (struct location_chain_def): Update comment.
6118 (struct variable_part_def): Use decl_or_value.
6119 (struct variable_def): Make var_part a variable length array.
6121 (scratch_regs): New.
6122 (cselib_hook_called): New.
6123 (dv_is_decl_p): New.
6124 (dv_is_value_p): New.
6127 (dv_as_opaque): New.
6128 (dv_onepart_p): New.
6130 (IS_DECL_CODE): New.
6131 (check_value_is_not_decl): New.
6132 (dv_from_decl): New.
6133 (dv_from_value): New.
6134 (dv_htab_hash): New.
6135 (variable_htab_hash): Use it.
6136 (variable_htab_eq): Support values.
6137 (variable_htab_free): Free from the right pool.
6138 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6139 (attrs_list_union): Adjust.
6140 (attrs_list_mpdv_union): New.
6141 (tie_break_pointers): New.
6142 (canon_value_cmp): New.
6143 (unshare_variable): Return possibly-modified slot.
6144 (vars_copy_1): Adjust.
6145 (var_reg_decl_set): Adjust. Split out of...
6146 (var_reg_set): ... this.
6147 (get_init_value): Adjust.
6148 (var_reg_delete_and_set): Adjust.
6149 (var_reg_delete): Adjust.
6150 (var_regno_delete): Adjust.
6151 (var_mem_decl_set): Split out of...
6152 (var_mem_set): ... this.
6153 (var_mem_delete_and_set): Adjust.
6154 (var_mem_delete): Adjust.
6158 (variable_union): Adjust. Speed up merge of 1-part vars.
6159 (variable_canonicalize): Use unshared slot.
6160 (VALUED_RECURSED_INTO): New.
6161 (find_loc_in_1pdv): New.
6162 (struct dfset_merge): New.
6163 (insert_into_intersection): New.
6164 (intersect_loc_chains): New.
6166 (canonicalize_loc_order_check): New.
6167 (canonicalize_values_mark): New.
6168 (canonicalize_values_star): New.
6169 (variable_merge_over_cur): New.
6170 (variable_merge_over_src): New.
6171 (dataflow_set_merge): New.
6172 (dataflow_set_equiv_regs): New.
6173 (remove_duplicate_values): New.
6174 (struct dfset_post_merge): New.
6175 (variable_post_merge_new_vals): New.
6176 (variable_post_merge_perm_vals): New.
6177 (dataflow_post_merge_adjust): New.
6178 (find_mem_expr_in_1pdv): New.
6179 (dataflow_set_preserve_mem_locs): New.
6180 (dataflow_set_remove_mem_locs): New.
6181 (dataflow_set_clear_at_call): New.
6182 (onepart_variable_different_p): New.
6183 (variable_different_p): Use it.
6184 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6185 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6187 (track_loc_p): Pass it true.
6188 (struct count_use_info): New.
6189 (find_use_val): New.
6190 (replace_expr_with_values): New.
6192 (use_type): New, partially split out of...
6193 (count_uses): ... this. Count new micro-ops.
6194 (count_uses_1): Adjust.
6195 (count_stores): Adjust.
6196 (count_with_sets): New.
6197 (VAL_NEEDS_RESOLUTION): New.
6198 (VAL_HOLDS_TRACK_EXPR): New.
6199 (VAL_EXPR_IS_COPIED): New.
6200 (VAL_EXPR_IS_CLOBBERED): New.
6201 (add_uses): Adjust. Generate new micro-ops.
6202 (add_uses_1): Adjust.
6203 (add_stores): Generate new micro-ops.
6204 (add_with_sets): New.
6205 (find_src_status): Adjust.
6206 (find_src_set_src): Adjust.
6207 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6208 Handle new micro-ops. Canonicalize value equivalances.
6209 (vt_find_locations): Compute total size of hash tables for
6210 dumping. Perform merge for var-tracking-assignments. Don't
6211 disregard single-block loops.
6212 (dump_attrs_list): Handle decl_or_value.
6213 (dump_variable): Take variable. Deal with decl_or_value.
6214 (dump_variable_slot): New.
6215 (dump_vars): Use it.
6216 (dump_dataflow_sets): Adjust.
6217 (set_slot_part): New, extended to support one-part variables
6218 after splitting out of...
6219 (set_variable_part): ... this.
6220 (clobber_slot_part): New, split out of...
6221 (clobber_variable_part): ... this.
6222 (delete_slot_part): New, split out of...
6223 (delete_variable_part): .... this.
6224 (check_wrap_constant): New.
6225 (vt_expand_loc_callback): New.
6226 (vt_expand_loc): New.
6227 (emit_note_insn_var_location): Adjust. Handle values. Handle
6228 EMIT_NOTE_AFTER_CALL_INSN.
6229 (emit_notes_for_differences_1): Adjust. Handle values.
6230 (emit_notes_for_differences_2): Likewise.
6231 (emit_notes_for_differences): Adjust.
6232 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6233 Adjust. Handle new micro-ops.
6234 (vt_add_function_parameters): Adjust. Create and bind values.
6235 (vt_initialize): Adjust. Initialize scratch_regs and
6236 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6237 operations. Move some code to count_with_sets and add_with_sets.
6238 (delete_debug_insns): New.
6239 (vt_debug_insns_local): New.
6240 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6242 (var_tracking_main): If var-tracking-assignments is enabled
6243 but var-tracking isn't, delete debug insns and leave. Likewise
6244 if we exceed limits or fail the stack adjustments tests, and
6245 after all var-tracking processing.
6246 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6247 (dataflow_set): Add traversed_vars.
6248 (value_chain, const_value_chain): New typedefs.
6249 (value_chain_pool, value_chains): New variables.
6250 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6251 add_value_chains, add_cselib_value_chains, remove_value_chain,
6252 remove_value_chains, remove_cselib_value_chains): New functions.
6253 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6254 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6256 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6257 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6258 (dst_can_be_shared): New variable.
6259 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6260 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6261 different from set->vars, look up slot again instead of using the
6263 (dataflow_set_init): Initialize traversed_vars.
6264 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6265 lookup if set->vars is shared. Don't keep slot cleared before
6266 calling unshare_variable. Unshare set->vars if needed. Adjust
6267 unshare_variable callers. Clear dst_can_be_shared if needed.
6268 Even ->refcount == 1 vars must be unshared if set->vars is shared
6269 and var needs to be modified.
6270 (dataflow_set_union): Set traversed_vars during canonicalization.
6271 (VALUE_CHANGED, DECL_CHANGED): Define.
6272 (set_dv_changed, dv_changed_p): New static inlines.
6273 (track_expr_p): Clear DECL_CHANGED.
6274 (dump_dataflow_sets): Set it.
6275 (variable_was_changed): Call set_dv_changed.
6276 (emit_note_insn_var_location): Likewise.
6277 (changed_variables_stack): New variable.
6278 (check_changed_vars_1, check_changed_vars_2): New functions.
6279 (emit_notes_for_changes): Do nothing if changed_variables is
6280 empty. Traverse changed_variables with check_changed_vars_1,
6281 call check_changed_vars_2 on each changed_variables_stack entry.
6282 (emit_notes_in_bb): Add SET argument. Just clear it at the
6283 beginning, use it instead of local &set, don't destroy it at the end.
6284 (vt_emit_notes): Call dataflow_set_clear early on all
6285 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6286 computed set, dataflow_set_clear also VTI(bb)->in when we are
6287 done with the basic block. Initialize changed_variables_stack,
6288 free it afterwards. If ENABLE_CHECKING verify that after noting
6289 differences to an empty set value_chains hash table is empty.
6290 (vt_initialize): Initialize value_chains and value_chain_pool.
6291 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6292 (variable_tracking_main): Call dump_dataflow_sets before calling
6293 vt_emit_notes, not after it.
6294 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6295 (propagate_var_def_into_debug_stmts): Declare.
6296 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6297 (df_set_note): Reject debug insns.
6298 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6299 add notes to debug insns.
6300 (df_note_bb_compute): Adjust. Likewise.
6301 (df_simulate_uses): Skip debug insns.
6302 (df_simulate_initialize_backwards): Likewise.
6303 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6304 (subst_stack_regs_pat): Reject debug insns.
6305 (convert_regs_1): Handle debug insns.
6306 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6307 (print-rtl.o): Depend on cselib.h.
6308 (cselib.o): Depend on TREE_PASS_H.
6309 (var-tracking.o): Depend on cselib.h and TARGET_H.
6310 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6311 (init_ready_list): Skip boundary debug insns.
6312 (add_branch_dependences): Skip debug insns.
6313 (free_block_dependencies): Check for blocks with only debug insns.
6314 (compute_priorities): Likewise.
6315 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6316 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6318 (gimple_build_debug_bind_stat): New.
6319 (empty_body_p): Skip debug stmts.
6320 (gimple_has_side_effects): Likewise.
6321 (gimple_rhs_has_side_effects): Likewise.
6322 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6323 (gimple_build_debug_bind_stat): Declare.
6324 (gimple_build_debug_bind): Define.
6325 (is_gimple_debug): New.
6326 (gimple_debug_bind_p): New.
6327 (gimple_debug_bind_get_var): New.
6328 (gimple_debug_bind_get_value): New.
6329 (gimple_debug_bind_get_value_ptr): New.
6330 (gimple_debug_bind_set_var): New.
6331 (gimple_debug_bind_set_value): New.
6332 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6333 (gimple_debug_bind_reset_value): New.
6334 (gimple_debug_bind_has_value_p): New.
6335 (gsi_next_nondebug): New.
6336 (gsi_prev_nondebug): New.
6337 (gsi_start_nondebug_bb): New.
6338 (gsi_last_nondebug_bb): New.
6339 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6340 (print_insn): Handle DEBUG_INSN.
6341 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6342 of first insn prevail.
6343 (first_stmt): Skip debug stmts.
6344 (first_non_label_stmt): Likewise.
6345 (last_stmt): Likewise.
6346 (has_zero_uses_1): New.
6347 (single_imm_use_1): New.
6348 (verify_gimple_debug): New.
6349 (verify_types_in_gimple_stmt): Handle debug stmts.
6350 (verify_stmt): Likewise.
6351 (debug_loop_num): Skip debug stmts.
6352 (remove_edge_and_dominated_blocks): Remove dominators last.
6353 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6354 (linearize_expr): Likewise.
6355 * config/i386/i386.c (ix86_delegitimize_address): Call
6356 default implementation.
6357 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6358 (group_barrier_needed): Skip debug insns.
6359 (emit_insn_group_barriers): Likewise.
6360 (emit_all_insn_group_barriers): Likewise.
6361 (ia64_variable_issue): Handle debug insns.
6362 (ia64_dfa_new_cycle): Likewise.
6363 (final_emit_insn_group_barriers): Skip debug insns.
6364 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6365 def cfa without frame.
6366 (process_set): Likewise.
6367 (process_for_unwind_directive): Pass frame on.
6368 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6369 (rs6000_delegitimize_address): New.
6370 (rs6000_debug_adjust_cost): Handle debug insns.
6371 (is_microcoded_insn): Likewise.
6372 (is_cracked_insn): Likewise.
6373 (is_nonpipeline_insn): Likewise.
6374 (insn_must_be_first_in_group): Likewise.
6375 (insn_must_be_last_in_group): Likewise.
6376 (force_new_group): Likewise.
6377 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6378 contains only debug insns.
6379 (rtl_merge_blocks): Skip debug insns.
6380 (purge_dead_edges): Likewise.
6381 (rtl_block_ends_with_call_p): Skip debug insns.
6382 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6383 (mark_reg_dependencies): Skip debug insns.
6384 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6385 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6386 * tree-ssa-threadedge.c
6387 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6388 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6389 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6390 (copyprop_hardreg_forward_1): Handle debug insns.
6391 * reload1.c (reload): Skip debug insns. Replace unassigned
6392 pseudos in debug insns with their equivalences.
6393 (eliminate_regs_in_insn): Skip debug insns.
6394 (emit_input_reload_insns): Skip debug insns at first, adjust
6396 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6397 (get_indirect_ref_operands): Pass opf_no_vops on.
6398 (get_expr_operands): Likewise. Skip debug stmts.
6399 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6401 2009-09-01 Richard Henderson <rth@redhat.com>
6403 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6404 stmt_ends_pp_p statements at least once.
6405 * tree-vrp.c (vrp_initialize): Likewise.
6406 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6408 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6411 Fix AIX bootstrap after PR debug/30161
6412 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6413 that is a GNU extension.
6414 (tmpl_value_parm_die_table): Move the definition of this global
6415 outside #ifdef DWARF2_DEBUGGING_INFO region.
6417 2009-09-01 Richard Guenther <rguenther@suse.de>
6419 * tree.c (tree_expr_size): New function.
6420 * tree.h (tree_expr_size): Declare.
6421 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6422 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6423 * langhooks.c (lhd_expr_size): Remove.
6424 * langhooks.h (struct lang_hooks): Remove expr_size.
6425 * explow.c (expr_size): Use tree_expr_size.
6426 (int_expr_size): Likewise.
6427 * langhooks-def.h (lhd_expr_size): Remove.
6428 (LANG_HOOKS_EXPR_SIZE): Likewise.
6429 (LANG_HOOKS_INITIALIZER): Adjust.
6431 2009-09-01 Richard Guenther <rguenther@suse.de>
6433 * tree-flow.h (mark_addressable): Move declaration ...
6434 * tree.h (mark_addressable): ... here.
6435 * stmt.c (expand_asm_operands): Use mark_addressable, not
6436 lang_hooks.mark_addressable.
6437 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6438 LANG_HOOKS_MARK_ADDRESSABLE.
6439 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6440 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6442 2009-08-31 Chris Demetriou <cgd@google.com>
6444 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6445 vectorize if not TARGET_SSE2.
6447 2009-08-31 DJ Delorie <dj@redhat.com>
6449 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6450 registers if no coprocessor is enabled.
6452 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6455 * cgraph.h (cgraph_get_node): Declare ...
6456 * cgraph.c (cgraph_get_node): ... new function.
6457 * dwarf2out.c (gen_generic_params_dies,
6458 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6459 make_ith_pack_parameter_name,
6460 append_entry_to_tmpl_value_parm_die_table,
6461 gen_remaining_tmpl_value_param_die_attribute): New functions.
6462 (gen_subprogram_die): Generate debug info for template parameters
6463 if debug info level is higher than DINFO_LEVEL_TERSE.
6464 Use tree_add_const_value_attribute_for_decl instead of
6465 tree_add_const_value_attribute.
6466 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6467 instead of tree_add_const_value_attribute.
6468 (gen_struct_or_union_type_die): Generate debug
6469 info for template parameters if debug info level is higher than
6471 (tree_add_const_value_attribute): Handle integral and pointer
6472 constants. Update comment.
6473 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6474 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6475 (reference_to_unused): Fix thinko. Remove redundant predicates from
6477 (tree_add_const_value_attribute): Make this work for constant
6479 tree_add_const_value_attribute_for_decl is to be used for variable
6481 (add_location_or_const_value_attribute): Use
6482 tree_add_const_value_attribute_for_decl now.
6483 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6484 DW_TAG_template_value_param DIEs after function DIEs have been
6486 * langhooks.h (lang_hooks_for_types): Add
6487 get_argument_pack_elems.
6488 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6489 (lang_hooks): Added get_innermost_generic_parms,
6490 get_innermost_generic_args.
6491 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6492 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6493 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6494 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6496 2009-08-31 DJ Delorie <dj@redhat.com>
6498 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6499 it once we start generating the prologue or epilogue.
6500 (mep_call_saves_register): If the frame is locked, re-use
6502 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6503 (mep_expand_prologue): Call it.
6504 (mep_expand_epilogue): Likewise.
6505 (mep_start_function): Use the same logic as mep_expand_prologue.
6506 (mep_pass_by_reference): Make logic more readable.
6507 (mep_return_in_memory): Zero-sized objects are passed in memory.
6508 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6510 2009-08-31 Richard Guenther <rguenther@suse.de>
6512 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6513 to query if the memory regions for memmove overlap.
6514 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6515 asserts on pointers, instead deal with odd trees.
6516 (ptr_derefs_may_alias_p): Likewise.
6517 (refs_may_alias_p_1): Constructor bases also never alias.
6519 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6521 * doc/install.texi (Final install): Adjust reference on where to
6522 order printed manuals.
6524 2009-08-30 Olivier Hainque <hainque@adacore.com>
6526 * dwarf2out.c (switch_to_frame_table_section): Move
6527 definition prior to first use.
6529 2009-08-30 Richard Guenther <rguenther@suse.de>
6531 PR tree-optimization/41186
6532 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6533 (ao_ref_init_from_ptr_and_size): New function.
6534 (ref_maybe_used_by_call_p_1): Be more precise tracking
6535 used ranges for builtin functions.
6536 (ref_maybe_used_by_call_p): Adjust.
6537 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6538 ranges for builtin functions.
6539 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6541 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6544 * fwprop.c (get_reg_use_in): Delete.
6545 (free_load_extend): New function.
6546 (forward_propagate_subreg): Use it.
6548 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6550 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6552 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6555 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6558 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6560 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6561 fini or fini_array section.
6563 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6565 * graphite-dependences.c (graphite_legal_transform_bb): Call
6566 pbb_remove_duplicate_pdrs.
6567 * graphite-poly.c (can_collapse_pdr): Removed.
6568 (pdr_find_duplicate): Removed.
6569 (can_collapse_pdrs): New.
6570 (pbb_remove_duplicate_pdrs): New.
6571 (new_poly_dr): Do not look for duplicates.
6572 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6573 (PBB_PDR_DUPLICATES_REMOVED): New.
6574 (pbb_remove_duplicate_pdrs): Declared.
6576 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6578 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6579 the strides by multiplying by PDR_NB_REFS.
6580 * graphite-poly.c (can_collapse_pdr): New.
6581 (pdr_find_duplicate): New.
6582 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6583 Initialize PDR_NB_REFS.
6584 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6586 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6588 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6591 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6594 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6596 * graphite-dependences.c (pddr_original_scattering): Return NULL
6597 for read-read dependence relations.
6598 * graphite-poly.h (enum poly_dr_type): Fix comment.
6601 (pdr_may_write_p): New.
6603 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6605 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6606 (struct poly_dr): Same.
6607 (new_poly_dr): Same.
6608 * graphite-poly.c (new_poly_dr): Same.
6609 * graphite-dependences.c (dot_deps): Disable call to system.
6611 2009-08-28 Cary Coutant <ccoutant@google.com>
6614 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6615 struct/union/enum types local to a function.
6617 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6618 Sebastian Pop <sebastian.pop@amd.com>
6620 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6621 pbb_strip_mine_time_depth. Changed the implementation so that
6622 transformation is expressed as a transformation on
6623 time (scatttering) dimensions. Also, ensures that the 2d+1
6624 scheduling format is preserved.
6625 (pbb_strip_mine_profitable_p): Profitability is based on the
6626 iteration number of a given time (scattering) dimension,
6627 and not on a original loop depth dimension.
6628 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6629 (pbb_do_strip_mine): Call psct_dynamic_dim.
6630 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6631 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6632 (pbb_nb_dynamic_scattering_transform): New.
6633 (psct_dynamic_dim): New.
6635 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6637 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6638 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6639 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6640 * graphite-interchange.c (build_linearized_memory_access): Same.
6641 (memory_stride_in_loop): Same.
6643 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6645 * graphite-dependences.c (pddr_original_scattering): New.
6646 (graphite_legal_transform_dr): Call pddr_original_scattering.
6649 * graphite-dependences.h (dot_deps): Declared.
6650 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6651 (print_pdr): Print PDR_ID.
6652 * graphite-poly.h (struct poly_dr): Add field id.
6655 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6657 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6659 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6660 not delete the original dependence relation.
6662 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6664 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6665 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6666 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6667 (free_poly_ddr): New.
6668 (pddr_is_empty): New.
6669 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6670 (dependence_polyhedron): Same. Remove useless gcc_assert.
6672 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6673 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6674 * graphite-dependences.h (enum poly_dependence_kind): New.
6675 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6676 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6677 (PDRP_SINK): Renamed PDDR_SINK.
6678 (PDRP_DDP): Renamed PDDR_DDP.
6680 (free_poly_ddr): Declared.
6681 * graphite-poly.c (new_scop): Use the new hash function names.
6682 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6683 into original_pddrs.
6684 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6686 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6688 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6689 bounds with LT_EXPR to make niter analysis more precise on code
6690 generated by Graphite.
6692 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6694 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6695 (graphite_legal_transform_bb): Same.
6696 (poly_drs_may_alias_p): Same.
6698 2009-08-28 Richard Guenther <rguenther@suse.de>
6700 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6702 2009-08-28 Jan Beulich <jbeulich@novell.com>
6704 * config/i386/netware.c: Include langhooks.h.
6705 (i386_nlm_encode_section_info): Simplify.
6706 (netware_override_options): Delete.
6707 * config/i386/netware.h (netware_override_options): Delete
6709 (OVERRIDE_OPTIONS): Delete definition.
6710 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6711 (ASM_COMMENT_START): Define.
6712 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6714 2009-08-28 Jan Beulich <jbeulich@novell.com>
6716 * configure.ac: For in-tree ld, do a plain version check to
6717 determine whether comdat groups are supported.
6718 * configure: Regenerate.
6720 2009-08-28 Olivier Hainque <hainque@adacore.com>
6722 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6723 always defined. Reflect definition or absence of such for
6724 COLLECT_EXPORT_LIST. Readability helper.
6725 (scanfilter): New enum, to help control what symbols
6726 are to be considered or ignored by scan_prog_file.
6727 (enum pass): Rename as "scanpass", moved together with scanfilter
6728 prior to scan_prog_file's prototype.
6729 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6730 Group prototype with the scanpass/scanfilter definitions, factorize
6731 head comments for the several implementations at the prototype.
6732 (main): Reorganize the first pass link control to let AIX
6733 drag only the needed frame tables in executables. Prevent
6734 frame tables collection during the scan aimed at static ctors.
6735 Pre-link and scan for frame tables later to compensate.
6736 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6737 A C statement to issue assembly directives that create a reference
6738 to the given DWARF table identifier label from the current function
6740 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6741 to differentiate first time section entry. Only emit a .data
6742 tables start identifier label the first time around.
6743 (switch_to_frame_table_section): New function. Helper for
6744 output_call_frame_info to switch possibly BACK into the eh_frame
6745 or the debug_frame section depending on FOR_EH.
6746 (output_call_frame_info): Use helper to first enter the proper
6748 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6749 emit a link to the frame table start label from each function
6751 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6752 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6753 * config/rs6000/rs6000-protos.h: Declare it.
6754 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6756 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6758 * config/sh/sh.c (split_branches): Check the result of
6761 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6763 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6764 using -pthread -fopenmp
6766 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6768 * doc/service.texi (service directory): Update URL.
6770 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6772 PR rtl-optimization/40861
6773 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6774 extract word from a multi-word subreg for negative byte positions.
6776 2009-08-27 Tristan Gingold <gingold@adacore.com>
6777 Douglas B Rupp <rupp@gnat.com>
6779 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6780 (SECTION_VMS_OVERLAY): Define.
6781 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6783 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6785 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6786 common_object declarations.
6787 (ia64_section_type_flags): Set section flag for common_object.
6788 * config/ia64/ia64-protos.h
6789 (ia64_vms_output_aligned_decl_common): Declare.
6790 (ia64_vms_elf_asm_named_section): Declare.
6792 2009-08-27 Michael Matz <matz@suse.de>
6794 * expr.c (expand_expr_real_2): New function taking exploded
6795 unary or binary expression, split out from ...
6796 (expand_expr_real_1): ... here. Move over all unary/binary
6797 switch parts to above function, in particular these codes:
6798 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6799 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6800 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6801 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6802 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6803 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6804 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6805 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6806 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6807 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6808 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6809 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6810 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6811 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6812 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6813 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6814 VEC_PACK_FIX_TRUNC_EXPR.
6815 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6818 2009-08-27 Richard Guenther <rguenther@suse.de>
6820 * gengtype.c (main): Handle uint64_t.
6821 * ipa-utils.c (get_base_var): Indent properly.
6822 * tree-ssa-live.c (debug_scope_block): New function.
6823 * tree-flow.h (debug_scope_block): Declare.
6824 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6825 * basic-block.h (enum profile_status): Rename to
6826 enum profile_status_d.
6827 (x_profile_status): Adjust type.
6829 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6832 * dwarf2out.c (get_context_die): Declare this static function.
6833 (gen_type_die_with_usage): Make sure a DIE is a generated for
6834 the context of a typedef.
6836 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6838 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6841 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6843 * config/mips/mips-protos.h (mips_output_sync): Declare.
6844 (mips_sync_loop_insns): Likewise.
6845 (mips_output_sync_loop): Replace first two parameters with an rtx.
6846 * config/mips/mips.c (mips_multi_member): New structure.
6847 (mips_multi_members): New variable.
6848 (mips_multi_start): New function.
6849 (mips_multi_add): Likewise.
6850 (mips_multi_add_insn): Likewise.
6851 (mips_multi_add_label): Likewise.
6852 (mips_multi_last_index): Likewise.
6853 (mips_multi_copy_insn): Likewise.
6854 (mips_multi_set_operand): Likewise.
6855 (mips_multi_write): Likewise.
6856 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6857 (mips_init_print_operand_punct): Update accordingly.
6858 (mips_start_ll_sc_sync_block): New function.
6859 (mips_end_ll_sc_sync_block): Likewise.
6860 (mips_output_sync): Likewise.
6861 (mips_sync_insn1_template): Likewise.
6862 (mips_sync_insn2_template): Likewise.
6863 (mips_get_sync_operand): Likewise.
6864 (mips_process_sync_loop): Likewise.
6865 (mips_output_sync_loop): Use mips_process_sync_loop.
6866 (mips_sync_loop_insns): New function.
6867 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6868 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6869 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6870 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6871 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6872 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6873 (MIPS_SYNC_OLD_OP_12): Likewise.
6874 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6875 (MIPS_SYNC_NEW_OP_12): Likewise.
6876 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6877 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6878 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6879 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6880 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6881 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6882 * config/mips/mips.md (sync_mem): New attribute.
6883 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6884 (sync_exclusive_mask, sync_required_oldval): Likewise.
6885 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6886 (sync_release_barrier): Likewise.
6887 (length): Handle sync loops.
6888 (sync): Use mips_output_sync.
6889 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6890 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6891 and use mips_output_sync_loop.
6892 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6893 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6894 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6895 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6896 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6897 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6898 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6899 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6900 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6902 2009-08-26 Richard Guenther <rguenther@suse.de>
6905 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6906 the types to not match.
6907 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6909 * tree-ssa.c (useless_type_conversion_p): Conversions to
6910 pointers to unprototyped functions are useless.
6912 2009-08-26 Richard Guenther <rguenther@suse.de>
6914 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6915 whole-program condition, prepare to be called for non-globals.
6916 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6917 params build a representative with known type and track its fields.
6919 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6921 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6922 clearing by a taken branch.
6923 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6924 effectively after bbro pass.
6925 (sync_nand<mode>): Ditto.
6926 (sync_old_<fetchop_name><mode>): Ditto.
6927 (sync_old_nand<mode>): Ditto.
6928 (sync_new_<fetchop_name><mode>): Dito.
6929 (sync_new_nand<mode>): Ditto.
6930 (sync_compare_and_swap<mode>_1): Ditto.
6931 (*sync_compare_and_swap<mode>): Ditto.
6932 (sync_lock_test_and_set<mode>_1): Ditto.
6933 ("sync_lock_test_and_set<mode>): Ditto.
6935 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6937 * hwint.h (HOST_LONG_FORMAT): New macro
6938 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6939 Use HOST_PTR_PRINTF.
6940 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6941 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6942 (HOST_PTR_PRINTF): Document.
6944 2009-08-25 Jan Hubicka <jh@suse.cz>
6946 * config/i386/bmmintrin.h: Replace by #error.
6949 Michael Meissner <michael.meissner@amd.com>
6950 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6951 Tony Linthicum <tony.linthicum@amd.com>
6953 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6954 (TARGET_ROUND): New macro for the round/ptest instructions which
6955 are shared between SSE4.1 and SSE5.
6956 (OPTION_MASK_ISA_ROUND): Ditto.
6957 (OPTION_ISA_ROUND): Ditto.
6958 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6959 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6961 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6962 (-mfused-madd): New switch to give users control over whether the
6963 compiler optimizes to use the multiply/add SSE5 instructions.
6965 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6966 (ix86_handle_option): Turn off 3dnow if -msse5.
6967 (override_options): Add SSE5 support.
6968 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6970 (ix86_expand_sse_movcc): Add SSE5 support.
6971 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6972 vector type to the next largest size.
6973 (ix86_expand_sse5_pack): New function to use pperm to pack a
6974 vector type to the next smallest size.
6975 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6976 (IX86_BUILTIN_FMADDSD): Ditto.
6977 (IX86_BUILTIN_FMADDPS): Ditto.
6978 (IX86_BUILTIN_FMADDPD): Ditto.
6979 (IX86_BUILTIN_FMSUBSS): Ditto.
6980 (IX86_BUILTIN_FMSUBSD): Ditto.
6981 (IX86_BUILTIN_FMSUBPS): Ditto.
6982 (IX86_BUILTIN_FMSUBPD): Ditto.
6983 (IX86_BUILTIN_FNMADDSS): Ditto.
6984 (IX86_BUILTIN_FNMADDSD): Ditto.
6985 (IX86_BUILTIN_FNMADDPS): Ditto.
6986 (IX86_BUILTIN_FNMADDPD): Ditto.
6987 (IX86_BUILTIN_FNMSUBSS): Ditto.
6988 (IX86_BUILTIN_FNMSUBSD): Ditto.
6989 (IX86_BUILTIN_FNMSUBPS): Ditto.
6990 (IX86_BUILTIN_FNMSUBPD): Ditto.
6991 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6992 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6993 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6994 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6995 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6996 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6997 (IX86_BUILTIN_PPERM): Ditto.
6998 (IX86_BUILTIN_PERMPS): Ditto.
6999 (IX86_BUILTIN_PERMPD): Ditto.
7000 (IX86_BUILTIN_PMACSSWW): Ditto.
7001 (IX86_BUILTIN_PMACSWW): Ditto.
7002 (IX86_BUILTIN_PMACSSWD): Ditto.
7003 (IX86_BUILTIN_PMACSWD): Ditto.
7004 (IX86_BUILTIN_PMACSSDD): Ditto.
7005 (IX86_BUILTIN_PMACSDD): Ditto.
7006 (IX86_BUILTIN_PMACSSDQL): Ditto.
7007 (IX86_BUILTIN_PMACSSDQH): Ditto.
7008 (IX86_BUILTIN_PMACSDQL): Ditto.
7009 (IX86_BUILTIN_PMACSDQH): Ditto.
7010 (IX86_BUILTIN_PMADCSSWD): Ditto.
7011 (IX86_BUILTIN_PMADCSWD): Ditto.
7012 (IX86_BUILTIN_PHADDBW): Ditto.
7013 (IX86_BUILTIN_PHADDBD): Ditto.
7014 (IX86_BUILTIN_PHADDBQ): Ditto.
7015 (IX86_BUILTIN_PHADDWD): Ditto.
7016 (IX86_BUILTIN_PHADDWQ): Ditto.
7017 (IX86_BUILTIN_PHADDDQ): Ditto.
7018 (IX86_BUILTIN_PHADDUBW): Ditto.
7019 (IX86_BUILTIN_PHADDUBD): Ditto.
7020 (IX86_BUILTIN_PHADDUBQ): Ditto.
7021 (IX86_BUILTIN_PHADDUWD): Ditto.
7022 (IX86_BUILTIN_PHADDUWQ): Ditto.
7023 (IX86_BUILTIN_PHADDUDQ): Ditto.
7024 (IX86_BUILTIN_PHSUBBW): Ditto.
7025 (IX86_BUILTIN_PHSUBWD): Ditto.
7026 (IX86_BUILTIN_PHSUBDQ): Ditto.
7027 (IX86_BUILTIN_PROTB): Ditto.
7028 (IX86_BUILTIN_PROTW): Ditto.
7029 (IX86_BUILTIN_PROTD): Ditto.
7030 (IX86_BUILTIN_PROTQ): Ditto.
7031 (IX86_BUILTIN_PROTB_IMM): Ditto.
7032 (IX86_BUILTIN_PROTW_IMM): Ditto.
7033 (IX86_BUILTIN_PROTD_IMM): Ditto.
7034 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7035 (IX86_BUILTIN_PSHLB): Ditto.
7036 (IX86_BUILTIN_PSHLW): Ditto.
7037 (IX86_BUILTIN_PSHLD): Ditto.
7038 (IX86_BUILTIN_PSHLQ): Ditto.
7039 (IX86_BUILTIN_PSHAB): Ditto.
7040 (IX86_BUILTIN_PSHAW): Ditto.
7041 (IX86_BUILTIN_PSHAD): Ditto.
7042 (IX86_BUILTIN_PSHAQ): Ditto.
7043 (IX86_BUILTIN_FRCZSS): Ditto.
7044 (IX86_BUILTIN_FRCZSD): Ditto.
7045 (IX86_BUILTIN_FRCZPS): Ditto.
7046 (IX86_BUILTIN_FRCZPD): Ditto.
7047 (IX86_BUILTIN_CVTPH2PS): Ditto.
7048 (IX86_BUILTIN_CVTPS2PH): Ditto.
7049 (IX86_BUILTIN_COMEQSS): Ditto.
7050 (IX86_BUILTIN_COMNESS): Ditto.
7051 (IX86_BUILTIN_COMLTSS): Ditto.
7052 (IX86_BUILTIN_COMLESS): Ditto.
7053 (IX86_BUILTIN_COMGTSS): Ditto.
7054 (IX86_BUILTIN_COMGESS): Ditto.
7055 (IX86_BUILTIN_COMUEQSS): Ditto.
7056 (IX86_BUILTIN_COMUNESS): Ditto.
7057 (IX86_BUILTIN_COMULTSS): Ditto.
7058 (IX86_BUILTIN_COMULESS): Ditto.
7059 (IX86_BUILTIN_COMUGTSS): Ditto.
7060 (IX86_BUILTIN_COMUGESS): Ditto.
7061 (IX86_BUILTIN_COMORDSS): Ditto.
7062 (IX86_BUILTIN_COMUNORDSS): Ditto.
7063 (IX86_BUILTIN_COMFALSESS): Ditto.
7064 (IX86_BUILTIN_COMTRUESS): Ditto.
7065 (IX86_BUILTIN_COMEQSD): Ditto.
7066 (IX86_BUILTIN_COMNESD): Ditto.
7067 (IX86_BUILTIN_COMLTSD): Ditto.
7068 (IX86_BUILTIN_COMLESD): Ditto.
7069 (IX86_BUILTIN_COMGTSD): Ditto.
7070 (IX86_BUILTIN_COMGESD): Ditto.
7071 (IX86_BUILTIN_COMUEQSD): Ditto.
7072 (IX86_BUILTIN_COMUNESD): Ditto.
7073 (IX86_BUILTIN_COMULTSD): Ditto.
7074 (IX86_BUILTIN_COMULESD): Ditto.
7075 (IX86_BUILTIN_COMUGTSD): Ditto.
7076 (IX86_BUILTIN_COMUGESD): Ditto.
7077 (IX86_BUILTIN_COMORDSD): Ditto.
7078 (IX86_BUILTIN_COMUNORDSD): Ditto.
7079 (IX86_BUILTIN_COMFALSESD): Ditto.
7080 (IX86_BUILTIN_COMTRUESD): Ditto.
7081 (IX86_BUILTIN_COMEQPS): Ditto.
7082 (IX86_BUILTIN_COMNEPS): Ditto.
7083 (IX86_BUILTIN_COMLTPS): Ditto.
7084 (IX86_BUILTIN_COMLEPS): Ditto.
7085 (IX86_BUILTIN_COMGTPS): Ditto.
7086 (IX86_BUILTIN_COMGEPS): Ditto.
7087 (IX86_BUILTIN_COMUEQPS): Ditto.
7088 (IX86_BUILTIN_COMUNEPS): Ditto.
7089 (IX86_BUILTIN_COMULTPS): Ditto.
7090 (IX86_BUILTIN_COMULEPS): Ditto.
7091 (IX86_BUILTIN_COMUGTPS): Ditto.
7092 (IX86_BUILTIN_COMUGEPS): Ditto.
7093 (IX86_BUILTIN_COMORDPS): Ditto.
7094 (IX86_BUILTIN_COMUNORDPS): Ditto.
7095 (IX86_BUILTIN_COMFALSEPS): Ditto.
7096 (IX86_BUILTIN_COMTRUEPS): Ditto.
7097 (IX86_BUILTIN_COMEQPD): Ditto.
7098 (IX86_BUILTIN_COMNEPD): Ditto.
7099 (IX86_BUILTIN_COMLTPD): Ditto.
7100 (IX86_BUILTIN_COMLEPD): Ditto.
7101 (IX86_BUILTIN_COMGTPD): Ditto.
7102 (IX86_BUILTIN_COMGEPD): Ditto.
7103 (IX86_BUILTIN_COMUEQPD): Ditto.
7104 (IX86_BUILTIN_COMUNEPD): Ditto.
7105 (IX86_BUILTIN_COMULTPD): Ditto.
7106 (IX86_BUILTIN_COMULEPD): Ditto.
7107 (IX86_BUILTIN_COMUGTPD): Ditto.
7108 (IX86_BUILTIN_COMUGEPD): Ditto.
7109 (IX86_BUILTIN_COMORDPD): Ditto.
7110 (IX86_BUILTIN_COMUNORDPD): Ditto.
7111 (IX86_BUILTIN_COMFALSEPD): Ditto.
7112 (IX86_BUILTIN_COMTRUEPD): Ditto.
7113 (IX86_BUILTIN_PCOMEQUB): Ditto.
7114 (IX86_BUILTIN_PCOMNEUB): Ditto.
7115 (IX86_BUILTIN_PCOMLTUB): Ditto.
7116 (IX86_BUILTIN_PCOMLEUB): Ditto.
7117 (IX86_BUILTIN_PCOMGTUB): Ditto.
7118 (IX86_BUILTIN_PCOMGEUB): Ditto.
7119 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7120 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7121 (IX86_BUILTIN_PCOMEQUW): Ditto.
7122 (IX86_BUILTIN_PCOMNEUW): Ditto.
7123 (IX86_BUILTIN_PCOMLTUW): Ditto.
7124 (IX86_BUILTIN_PCOMLEUW): Ditto.
7125 (IX86_BUILTIN_PCOMGTUW): Ditto.
7126 (IX86_BUILTIN_PCOMGEUW): Ditto.
7127 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7128 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7129 (IX86_BUILTIN_PCOMEQUD): Ditto.
7130 (IX86_BUILTIN_PCOMNEUD): Ditto.
7131 (IX86_BUILTIN_PCOMLTUD): Ditto.
7132 (IX86_BUILTIN_PCOMLEUD): Ditto.
7133 (IX86_BUILTIN_PCOMGTUD): Ditto.
7134 (IX86_BUILTIN_PCOMGEUD): Ditto.
7135 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7136 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7137 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7138 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7139 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7140 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7141 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7142 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7143 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7144 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7145 (IX86_BUILTIN_PCOMEQB): Ditto.
7146 (IX86_BUILTIN_PCOMNEB): Ditto.
7147 (IX86_BUILTIN_PCOMLTB): Ditto.
7148 (IX86_BUILTIN_PCOMLEB): Ditto.
7149 (IX86_BUILTIN_PCOMGTB): Ditto.
7150 (IX86_BUILTIN_PCOMGEB): Ditto.
7151 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7152 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7153 (IX86_BUILTIN_PCOMEQW): Ditto.
7154 (IX86_BUILTIN_PCOMNEW): Ditto.
7155 (IX86_BUILTIN_PCOMLTW): Ditto.
7156 (IX86_BUILTIN_PCOMLEW): Ditto.
7157 (IX86_BUILTIN_PCOMGTW): Ditto.
7158 (IX86_BUILTIN_PCOMGEW): Ditto.
7159 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7160 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7161 (IX86_BUILTIN_PCOMEQD): Ditto.
7162 (IX86_BUILTIN_PCOMNED): Ditto.
7163 (IX86_BUILTIN_PCOMLTD): Ditto.
7164 (IX86_BUILTIN_PCOMLED): Ditto.
7165 (IX86_BUILTIN_PCOMGTD): Ditto.
7166 (IX86_BUILTIN_PCOMGED): Ditto.
7167 (IX86_BUILTIN_PCOMFALSED): Ditto.
7168 (IX86_BUILTIN_PCOMTRUED): Ditto.
7169 (IX86_BUILTIN_PCOMEQQ): Ditto.
7170 (IX86_BUILTIN_PCOMNEQ): Ditto.
7171 (IX86_BUILTIN_PCOMLTQ): Ditto.
7172 (IX86_BUILTIN_PCOMLEQ): Ditto.
7173 (IX86_BUILTIN_PCOMGTQ): Ditto.
7174 (IX86_BUILTIN_PCOMGEQ): Ditto.
7175 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7176 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7177 (enum multi_arg_type): New enum for describing the various SSE5
7178 intrinsic argument types.
7179 (bdesc_multi_arg): New table for SSE5 intrinsics.
7180 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7181 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7183 (ix86_expand_builtin): Add SSE5 intrinsic support.
7184 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7185 operand instructions.
7186 (ix86_expand_sse5_multiple_memory): New function to split the
7187 second memory reference from SSE5 instructions.
7188 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7189 (ix86_return_pops_args): Use stdarg_p to determine if the function
7190 has variable arguments.
7191 (ix86_setup_incoming_varargs): Ditto.
7192 (x86_this_parameter): Ditto.
7194 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7196 (ix86_expand_sse5_pack): Ditto.
7197 (ix86_sse5_valid_op_p): Ditto.
7198 (ix86_expand_sse5_multiple_memory): Ditto.
7200 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7201 constant for SSE5 support.
7202 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7203 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7204 (UNSPEC_SSE5_PERMUTE): Ditto.
7205 (UNSPEC_SSE5_ASHIFT): Ditto.
7206 (UNSPEC_SSE5_LSHIFT): Ditto.
7207 (UNSPEC_FRCZ): Ditto.
7208 (UNSPEC_CVTPH2PS): Ditto.
7209 (UNSPEC_CVTPS2PH): Ditto.
7210 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7212 (COM_FALSE_S): Ditto.
7213 (COM_FALSE_P): Ditto.
7214 (COM_TRUE_S): Ditto.
7215 (COM_TRUE_P): Ditto.
7216 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7217 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7219 (memory attribute): Ditto.
7220 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7221 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7222 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7223 (floor<mode>2): Ditto.
7224 (ceil<mode>2): Ditto.
7225 (btrunc<mode>2): Ditto.
7226 (nearbyintdf2): Ditto.
7227 (nearbyintsf2): Ditto.
7228 (sse_setccsf): Disable if SSE5.
7229 (sse_setccdf): Ditto.
7230 (sse5_setcc<mode>): New support for SSE5 conditional move.
7231 (sse5_pcmov_<mode>): Ditto.
7233 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7235 (SSEMODEF2P): Ditto.
7236 (ssemodesuffixf4): New mode attribute for SSE5.
7237 (ssemodesuffixf2s): Ditto.
7238 (ssemodesuffixf2c): Ditto.
7239 (sserotatemax): Ditto.
7240 (ssescalarmode): Ditto.
7241 (sse_maskcmpv4sf3): Disable if SSE5.
7242 (sse_maskcmpv2df3): Ditto.
7243 (sse_vmmaskcmpv4sf3): Ditto.
7244 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7245 (sse5_vmfmadd<mode>4): Ditto.
7246 (sse5_fmsub<mode>4): Ditto.
7247 (sse5_vmfmsub<mode>4): Ditto.
7248 (sse5_fnmadd<mode>4): Ditto.
7249 (sse5_vmfnmadd<mode>4): Ditto.
7250 (sse5_fnmsub<mode>4): Ditto.
7251 (sse5_vmfnmsub<mode>4): Ditto.
7252 (sse5i_fmadd<mode>4): Ditto.
7253 (sse5i_fmsub<mode>4): Ditto.
7254 (sse5i_fnmadd<mode>4): Ditto.
7255 (sse5i_fnmsub<mode>4): Ditto.
7256 (sse5i_vmfmadd<mode>4): Ditto.
7257 (sse5i_vmfmsub<mode>4): Ditto.
7258 (sse5i_vmfnmadd<mode>4): Ditto.
7259 (sse5i_vmfnmsub<mode>4): Ditto.
7260 (mulv16qi3): Add SSE5 support.
7262 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7263 (sse2_mulv4si3): Disable if SSE5.
7264 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7265 (sse4_1_roundps): Ditto.
7266 (sse4_1_roundsd): Ditto.
7267 (sse4_1_roundss): Ditto.
7268 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7270 (sse_maskcmpsf3): Ditto.
7271 (sse_vmmaskcmpv4sf3): Ditto.
7272 (sse2_maskcmpv2df3): Ditto.
7273 (sse2_maskcmpdf3): Ditto.
7274 (sse2_vmmaskcmpv2df3): Ditto.
7275 (sse2_eq<mode>3): Ditto.
7276 (sse2_gt<mode>3): Ditto.
7277 (sse5_pcmov_<mode>): Add SSE5 support.
7278 (vec_unpacku_hi_v16qi): Ditto.
7279 (vec_unpacks_hi_v16qi): Ditto.
7280 (vec_unpacku_lo_v16qi): Ditto.
7281 (vec_unpacks_lo_v16qi): Ditto.
7282 (vec_unpacku_hi_v8hi): Ditto.
7283 (vec_unpacks_hi_v8hi): Ditto.
7284 (vec_unpacku_lo_v8hi): Ditto.
7285 (vec_unpacks_lo_v8hi): Ditto.
7286 (vec_unpacku_hi_v4si): Ditto.
7287 (vec_unpacks_hi_v4si): Ditto.
7288 (vec_unpacku_lo_v4si): Ditto.
7289 (vec_unpacks_lo_v4si): Ditto.
7290 (sse5_pmacsww): New SSE5 intrinsic insn.
7291 (sse5_pmacssww): Ditto.
7292 (sse5_pmacsdd): Ditto.
7293 (sse5_pmacssdd): Ditto.
7294 (sse5_pmacssdql): Ditto.
7295 (sse5_pmacssdqh): Ditto.
7296 (sse5_pmacsdqh): Ditto.
7297 (sse5_pmacsswd): Ditto.
7298 (sse5_pmacswd): Ditto.
7299 (sse5_pmadcsswd): Ditto.
7300 (sse5_pmadcswd): Ditto.
7301 (sse5_pcmov_<move>): Conditional move support on SSE5.
7302 (sse5_phaddbw): New SSE5 intrinsic insn.
7303 (sse5_phaddbd): Ditto.
7304 (sse5_phaddbq): Ditto.
7305 (sse5_phaddwd): Ditto.
7306 (sse5_phaddwq): Ditto.
7307 (sse5_phadddq): Ditto.
7308 (sse5_phaddubw): Ditto.
7309 (sse5_phaddubd): Ditto.
7310 (sse5_phaddubq): Ditto.
7311 (sse5_phadduwd): Ditto.
7312 (sse5_phadduwq): Ditto.
7313 (sse5_phaddudq): Ditto.
7314 (sse5_phsubbw): Ditto.
7315 (sse5_phsubwd): Ditto.
7316 (sse5_phsubdq): Ditto.
7317 (sse5_pperm): Ditto.
7318 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7319 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7320 (sse5_pperm_sign_v8hi_v4si): Ditto.
7321 (sse5_pperm_zero_v8hi_v4si): Ditto.
7322 (sse5_pperm_sign_v4si_v2di): Ditto.
7323 (sse5_pperm_sign_v4si_v2di): Ditto.
7324 (sse5_pperm_pack_v2di_v4si): Ditto.
7325 (sse5_pperm_pack_v4si_v8hi): Ditto.
7326 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7327 (sse5_perm<mode>): New SSE5 intrinsic insn.
7328 (rotl<mode>3): Ditto.
7329 (sse5_rotl<mode>3): Ditto.
7330 (sse5_ashl<mode>3): Ditto.
7331 (sse5_lshl<mode>3): Ditto.
7332 (sse5_frcz<mode>2): Ditto.
7333 (sse5s_frcz<mode>2): Ditto.
7334 (sse5_cvtph2ps): Ditto.
7335 (sse5_cvtps2ph): Ditto.
7336 (sse5_vmmaskcmp<mode>3): Ditto.
7337 (sse5_com_tf<mode>3): Ditto.
7338 (sse5_maskcmp<mode>3): Ditto.
7339 (sse5_maskcmp_uns<mode>3): Ditto.
7340 (sse5_maskcmp_uns2<mode>3): Ditto.
7341 (sse5_pcom_tf<mode>3): Ditto.
7343 * config/i386/predicates.md (sse5_comparison_float_operator):
7344 New predicate to match the comparison operators supported by
7345 the SSE5 com instruction.
7346 (ix86_comparison_int_operator): New predicate to match just the
7347 signed int comparisons.
7348 (ix86_comparison_uns_operator): New predicate to match just the
7349 unsigned int comparisons.
7351 * doc/invoke.texi (-msse5): Add documentation.
7352 (-mfused-madd): Ditto.
7354 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7356 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7358 (x86_64-*-*): Ditto.
7360 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7362 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7363 intrinisics for SSE5.
7365 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7368 * config/i386/mmintrin-common.h: New file, to contain common
7369 instructions between SSE4.1 and SSE5.
7371 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7372 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7373 (gen_regparm_prefix): Ditto.
7375 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7376 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7377 prototype_p to determine if a function is prototyped.
7379 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7381 * c-common.c (c_common_reswords) add the alignof keyword,
7382 with same RID as __alignof and __alignof__
7384 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7386 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7387 * hooks.c (hook_bool_const_int_const_int_true): New function.
7388 * target.h (struct gcc_target): Add can_eliminate field.
7389 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7390 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7391 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7392 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7393 (elim_table): Revise comment.
7394 * system.h (CAN_ELIMINATE): Poison.
7395 * defaults.h (CAN_ELIMINATE): Remove.
7396 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7398 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7399 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7401 (alpha_vms_can_eliminate): Declare as static, change return type to
7403 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7405 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7406 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7407 (arm_can_eliminate): New function.
7409 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7410 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7411 (avr_can_eliminate): Declare as static.
7412 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7414 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7415 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7416 (bfin_can_eliminate): New function.
7418 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7419 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7420 (crx_can_eliminate): New function.
7422 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7423 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7424 (fr30_can_eliminate): New function.
7426 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7427 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7428 (frv_can_eliminate): New function.
7430 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7431 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7432 (h8300_can_eliminate): New function.
7434 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7435 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7436 (i386_can_eliminate): Declare as static, change return type to bool.
7437 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7439 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7440 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7441 (ia64_can_eliminate): New function.
7443 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7444 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7445 (iq2000_can_eliminate): New function.
7447 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7448 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7449 (m32r_can_eliminate): New function.
7451 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7452 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7453 (m68hc11_can_eliminate): New function.
7455 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7456 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7457 (m68k_can_eliminate): New function.
7459 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7460 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7461 (mep_can_eliminate): New function.
7463 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7464 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7465 (mips_can_eliminate): New function.
7467 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7468 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7469 (rs6000_can_eliminate): New function.
7471 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7472 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7473 (s390_can_eliminate): Declare as static.
7474 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7476 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7477 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7478 (score_can_eliminate): New function.
7480 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7481 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7482 (sparc_can_eliminate): Declare as static.
7483 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7485 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7486 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7487 (xstormy16_can_eliminate): New function.
7489 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7490 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7491 (v850_can_eliminate): New function.
7493 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7495 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7496 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7497 (*movdfcc_ext[1234]): Disable for IEEE mode.
7499 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7501 * gimplify.c (prepare_gimple_addressable): New static function.
7502 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7504 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7505 manually fiddling with it.
7507 2009-08-25 Michael Matz <matz@suse.de>
7509 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7510 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7512 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7513 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7514 (do_jump): Split out code for simple binary comparisons into ...
7515 (do_jump_1): ... this, taking the individual operands and code.
7516 Change callers to helper function above accordingly.
7517 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7520 2009-08-25 Michael Matz <matz@suse.de>
7522 * expr.h (struct separate_ops, sepops): New type for passing
7523 around an exploded simple expression.
7524 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7525 Use this structure instead of expression tree.
7526 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7527 expression, only its type.
7528 (expand_vec_cond_expr): Take type and individual operands instead
7530 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7531 expand_vec_shift_expr): Change prototype accordingly.
7532 * tree-vect-stmts.c (vectorizable_condition): Change call of
7533 expand_vec_cond_expr_p to pass only type.
7534 * expr.c (do_store_flags): Change prototype and implementation
7535 to take an exploded expression.
7536 (expand_expr_real_1): New local ops initialized with details
7537 of the full expression. Use it instead of full
7538 expression in calls to do_store_flags, expand_vec_cond_expr,
7539 expand_widen_pattern_expr and expand_vec_shift_expr.
7541 2009-08-25 Michael Matz <matz@suse.de>
7543 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7544 treeop2 initialized with first three operands of the full expression.
7545 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7547 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7549 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7550 (__gthread_objc_condition_allocate): Mark arguments as unused.
7551 (__gthread_objc_condition_deallocate): Likewise.
7552 (__gthread_objc_condition_wait): Likewise.
7553 (__gthread_objc_condition_broadcast): Likewise.
7554 (__gthread_objc_condition_signal): Likewise.
7555 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7556 (__gthread_objc_thread_id): Likewise.
7558 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7561 * tree-pretty-print.c (print_call_name): Print the correct call name
7562 for procedure pointer components.
7564 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7566 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7567 default_promote_function_mode when not VMS.
7569 2009-08-24 Olivier Hainque <hainque@adacore.com>
7571 * convert.c (convert_to_integer): Don't assume an input pointer is
7572 POINTER_SIZE wide. Fetch from the type instead.
7574 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7576 * configure.ac (AC_PREREQ): Bump to 2.64.
7578 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7580 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7581 (process_command): Don't search standard_exec_prefix_1 and
7582 standard_exec_prefix_2.
7584 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7586 * config/arm/arm.c (output_return_instruction): Handle for
7589 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7591 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7593 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7595 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7596 (*arm_movdf_vfp): Likewise.
7598 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7600 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7601 (vashr<mode>3): Rename from ashr<mode>3.
7602 (vlshr<mode>3): Rename from lshr<mode>3.
7604 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7607 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7608 (check_format_info_main): Use scalar_identify_flag.
7609 (check_format_types): Check for scalar size identity if
7610 scalar_identify_flag is set.
7611 (printf_length_specs): Extend by new field.
7612 (asm_fprintf_length_specs): Likewise.
7613 (gcc_diag_length_specs): Likewise.
7614 (scanf_length_specs): Likewise.
7615 (strfmon_length_specs): Likewise.
7616 (gcc_gfc_length_specs): Likewise.
7617 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7618 (ms_printf_flag_specs): Likewise.
7619 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7621 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7624 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7625 (*call_value_pop_1): Ditto.
7626 (*sibcall_pop_1): New insn pattern.
7627 (*sibcall_value_pop_1): Ditto.
7629 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7632 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7635 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7638 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7639 (get_reg_use_in): New function.
7640 (forward_propagate_subreg): Propagate through subreg of zero_extend
7643 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7645 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7646 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7648 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7650 * configure.ac: Remove --with-datarootdir, --with-docdir,
7651 --with-htmldir switches. No need to call AC_SUBST for
7652 datarootdir, docdir, htmldir any more.
7653 * configure: Regenerate.
7654 * doc/install.texi (Configuration): Document --datarootdir,
7655 --docdir, --htmldir, --pdfdir; update documentation for
7656 --infodir, --mandir.
7657 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7660 * aclocal.m4: Regenerate.
7661 * config.in: Regenerate.
7662 * configure: Regenerate.
7664 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7665 Olivier Hainque <hainque@adacore.com>
7667 * config/ia64/ia64.c: Include libfuncs.h.
7668 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7669 (ia64_expand_call): Use reg 25 on VMS.
7670 (ia64_initialize_trampoline): Fix for VMS ABI.
7671 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7672 (ia64_function_arg): Initialize reg 25 on VMS.
7673 Fix OpenVMS ABI issues for varargs.
7674 For OpenVMS, emit the Argument Information register set in the
7675 incoming/sibcall case as well.
7676 (ia64_arg_type): New function.
7677 (ia64_function_arg_advance): Keep track of cum->words.
7678 Fix OpenVMS ABI issues for varargs.
7679 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7680 (ia64_override_options): Set flag_no_common on VMS.
7681 (ia64_init_builtins): Disable FWRITE builtin.
7682 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7683 (ia64_vms_init_libfuncs): Add decc$ routines.
7684 (ia64_vms_valid_pointer_mode): New function.
7685 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7686 (ia64_promote_function_mode): New function
7687 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7688 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7689 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7690 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7691 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7692 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7693 Suppress trailing '#' if VALUE is numeric.
7694 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7695 ia64_promote_function_mode.
7696 (TARGET_VALID_POINTER_MODE): Define.
7698 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7701 * config/rs6000/rs6000.c (rs6000_override_options): Use
7702 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7705 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7706 reporting of vector + decimal/boolean/complex error.
7708 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7710 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7711 __vector double TYPE_DECL.
7713 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7715 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7716 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7717 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7718 to pointer to enum machine_mode. Update all callers as needed.
7720 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7722 * config/alpha/alpha.md (exception_receiver): Emit alternative
7723 GP load sequence if flag_reorder_blocks_and_partition is set.
7724 (*exception_receiver_2): Also enable when
7725 flag_reorder_blocks_and_partition is set.
7727 2009-08-20 Matt Rice <ratmice@gmail.com>
7728 Diego Novillo <dnovillo@google.com>
7730 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7733 2009-08-20 Richard Guenther <rguenther@suse.de>
7735 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7736 * c-tree.h (c_dup_lang_specific_decl): Remove.
7737 (struct lang_decl, struct lang_type): Move definitions ...
7738 * c-lang.h: ... here. New file.
7739 * c-decl.c: Include c-lang.h.
7740 (c_dup_lang_specific_decl): Remove.
7741 * c-typeck.c: Include c-lang.h.
7742 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7743 (c-typeck.o): Likewise.
7744 * c-config-lang.in (gtfiles): Add c-lang.h.
7745 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7748 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7750 * config/alpha/alpha.c (alpha_end_function): Do not clear
7751 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7752 this is now handled in generic code.
7754 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7756 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7757 (s390_z10_fix_long_loop_prediction): New function.
7758 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7759 (s390_reorg): Walk over the INSNs and invoke
7760 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7762 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7764 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7765 "*brx_64bit", "*brx_31bit"): New patterns.
7766 * config/s390/s390.c ('E'): New output modifier.
7768 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7769 Richard Earnshaw <richard.earnshaw@arm.com>
7771 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7772 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7774 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7776 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7778 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7779 for mode mode of operand0 when doing secondary reload for SAR.
7781 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7784 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7785 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7787 2009-08-19 Jason Merrill <jason@redhat.com>
7789 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7790 supported template depth in C++0x.
7792 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7794 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7795 free_after_compilation.
7796 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7797 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7798 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7799 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7800 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7801 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7802 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7804 2009-08-19 Ian Lance Taylor <iant@google.com>
7806 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7807 of (plus (mult (neg B) C) A).
7809 2009-08-18 Michael Matz <matz@suse.de>
7811 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7812 instead of comparing TYPE_MAIN_VARIANT for equality.
7813 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7814 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7815 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7816 * gimplify.c (goa_lhs_expr_p): Ditto and use
7817 STRIP_USELESS_TYPE_CONVERSION.
7819 2009-08-18 Michael Matz <matz@suse.de>
7821 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7822 first field in a struct.
7823 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7825 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7827 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7828 locators before emit_insn is called. Remove assert that
7830 (alpha_end_function): Clear crtl->emit structure and free insn
7831 locators if cfun->is_thunk is true.
7833 2009-08-18 Jason Merrill <jason@redhat.com>
7835 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7837 * configure.ac: Test for it.
7838 * configure, config.in: Regenerate.
7839 * doc/install.texi: Document --enable-gnu-unique-object.
7841 2009-08-18 Richard Guenther <rguenther@suse.de>
7844 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7845 pow(x,y*z) only if x is nonnegative.
7847 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7849 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7853 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7854 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7856 2009-08-17 DJ Delorie <dj@redhat.com>
7858 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7859 * config/m32c/prologue.md (epilogue_freit): New.
7861 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7862 (bank_switch_p): Likewise.
7863 (fast_interrupt_p): Likewise.
7864 (interrupt_p): Likewise.
7865 (m32c_conditional_register_usage): Round memregs size up.
7866 (need_to_save): We only need to save $a0 when we use ENTER.
7867 (interrupt_p): Check for fast_interrupt too.
7868 (bank_switch_p): New.
7869 (fast_interrupt_p): New.
7870 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7871 (m32c_emit_prolog): Support bank switching and fast interrupts.
7872 * doc/extend.texi (Function Attributes): Add bank_switch and
7875 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7877 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7878 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7880 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7882 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7883 (menu): Add IA-64/VMS Options.
7884 (IA-64/VMS Options): Likewise.
7886 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7889 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7891 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7893 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7894 (mips_pop_asm_switch): Likewise.
7895 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7897 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7898 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7899 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7900 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7901 instead of set_noreorder.
7902 (mips_output_function_prologue): Use the new functions.
7903 (mips_output_function_epilogue): Likewise.
7904 (mips_need_noat_wrapper_p): New function, split out from...
7905 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7906 Use mips_push_asm_switch and mips_pop_asm_switch.
7907 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7908 and mips_pop_asm_switch.
7909 (ASM_OUTPUT_REG_POP): Likewise.
7910 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7911 Use mips_pop_asm_switch.
7912 (mips_asm_switch): New structure.
7913 (set_noreorder, set_nomacro): Replace with...
7914 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7915 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7916 instead of set_nomacro.
7917 (fix_truncsfsi2_macro): Likewise.
7918 (cprestore): Likewise.
7919 (hazard): Use mips_noreorder instead of set_noreorder.
7920 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7922 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7924 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7925 from prev_active_insn.
7927 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7929 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7930 * config/avr/avr.c (avr_override_options): Initialize
7931 avr_current_arch variable.
7932 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7933 __AVR_HAVE_16BIT_SP__ according to the device type.
7934 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7936 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7937 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7939 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7942 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7943 generating inlined subroutine die only. We shouldn't be
7944 called for anything else.
7945 (gen_block_die): Don't generate inline subroutine debug info for
7948 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7950 * graphite-poly.c (print_pbb): Print PBB index.
7952 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7955 * graphite-interchange.c (ppl_max_for_le): Moved...
7956 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7957 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7958 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7959 * graphite-ppl.h (ppl_max_for_le): Declared.
7961 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7963 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7964 supported on all platforms.
7965 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7966 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7967 * c-pragma.c: Likewise.
7968 * target-def.h (TARGET_INITIALIZER): Remove
7969 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7970 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7972 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7974 * config/ia64/fde-vms.c: New file.
7975 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7976 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7977 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7978 (uw_frame_state_for): Only register a personality routine if it is
7979 known to be compatible with our expectations.
7980 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7981 Declare unw_table_entry stack variable and
7982 mod all calls to _Unwind_FindTableEntry to add arg.
7983 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7984 (_Unwind_FindTableEntry): Add arg to prototype.
7986 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7988 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7989 field 'signal_pfs_loc'.
7990 (uw_frame_state_for): Remove duplicate code dealing with leaf
7991 procedures without unwind info.
7992 If in the frame after unwinding through a signal handler, restore
7993 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7994 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7995 'pfs_loc' to the AR.PFS location in the signal context; instead
7996 set 'signal_pfs_loc'.
7997 Manually generate the unwind info for the AR.PFS register.
7998 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7999 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8000 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8001 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8002 instead set 'signal_pfs_loc'.
8003 Remove code preventing the AR.PFS register from being restored
8004 from the signal context.
8006 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8007 Tristan Gingold <gingold@adacore.com>
8009 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8010 * config/ia64/t-vms: New file.
8011 * config/ia64/vms64.h: New file.
8012 * config/ia64/vms.h: New file.
8013 * config/ia64/vms-crtinit.asm: New file.
8014 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8015 * config/ia64/vms-unwind.h: New file.
8017 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8019 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8022 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8025 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8027 * real.h (do_mpc_arg2): ... here.
8028 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8031 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8033 * final.c (add_debug_prefix_map): Don't use GC memory for
8034 old_prefix and new_prefix.
8036 2009-08-14 Richard Guenther <rguenther@suse.de>
8038 * ipa-prop.c (compute_complex_pass_through): If we cannot
8039 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8041 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8043 * c-lex.c (c_lex_with_flags): Increase size of local variable
8044 to avoid memory clobber.
8046 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8049 * config/i386/i386.c (ix86_fp_comparison_strategy):
8050 Only enable/disable sahf at function granularity.
8052 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8054 PR rtl-optimization/41064
8055 * reload1.c (reload_as_needed): Don't call extract_insn
8056 for known invalid replacements after calling
8057 validate_replace_rtx_group and verify_changes.
8059 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8062 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8063 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8064 ix86_expand_fp_vcond.
8065 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8066 Assert that operation is supported by ix86_expand_int_vcond.
8067 (vcondu<SSEMODE124C8:mode>): Ditto.
8069 2009-08-13 DJ Delorie <dj@redhat.com>
8071 * config/i386/djgpp-stdint.h: New.
8072 * config.gcc (djgpp): Use it.
8074 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8076 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8077 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8079 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8081 * tree-ssa-loop-prefetch.c
8082 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8083 for long-stride pruning.
8084 (compute_miss_rate): New function to compute the probability
8085 that two memory references access different cache lines.
8087 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8089 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8091 2009-08-13 Richard Guenther <rguenther@suse.de>
8094 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8095 use the constant pointer type.
8096 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8097 of CV qualifiers on the target pointer type.
8098 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8099 conversion check before restrict check.
8101 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8104 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8106 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8108 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8110 2009-08-12 Richard Guenther <rguenther@suse.de>
8112 PR tree-optimization/41011
8113 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8114 and reference constructing.
8116 2009-08-12 Xinliang David Li <davidxl@google.com>
8118 PR tree-optimization/41012
8119 * tree-flow.h : New external interface.
8120 * gimple-low.c (check_call_arg): Change to public function.
8121 Remove argument mismatch check in lowering.
8122 * tree-inline.h (tree_can_inline_p): Interface change.
8123 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8125 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8126 Call change to tree_can_inline_p function.
8127 (cgraph_decide_inlining_incrementally): Ditto.
8129 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8131 PR tree-optimization/41031
8132 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8133 on the partition variable rather than promote_mode on the source
8134 type. Assert that the partition variable's type has the same
8135 mode as the source value's.
8137 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8139 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8140 for for_return == 2.
8141 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8143 * calls.c (expand_call): Fix typo.
8144 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8146 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8148 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8149 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8150 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8151 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8153 2009-08-12 Andrew Haley <aph@redhat.com>
8155 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8157 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8160 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8162 2009-08-12 Richard Guenther <rguenther@suse.de>
8164 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8165 * gimplify.c (gimplify_modify_expr): Do not use
8166 lang_hooks.types_compatible_p.
8167 * tree-ssa.c (useless_type_conversion_p): For aggregates
8168 just return false if the canonical types differ.
8170 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8173 * sese.c (convert_for_phi_arg): New.
8174 (add_guard_exit_phis): Use convert_for_phi_arg.
8176 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8178 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8179 unknown subscript upper bounds.
8181 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8182 Pranav Garg <pranav.garg2107@gmail.com>
8184 * graphite-interchange.c (gather_access_strides): Removed.
8185 (ppl_max_for_le): New.
8186 (build_linearized_memory_access): New.
8187 (memory_stride_in_loop): New.
8188 (pbb_interchange_profitable_p): Reimplemented.
8189 * graphite-ppl.h (ppl_new_id_map): New.
8190 (ppl_interchange): New.
8192 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8194 * graphite-interchange.c (compute_subscript): Removed.
8195 (compute_array_size_cstr): Removed.
8196 (compute_array_size_poly): Removed.
8197 (compute_array_size): Removed.
8198 (gather_access_strides_poly): Removed.
8199 (gather_access_strides): Empty.
8201 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8203 * graphite-dependences.c (dependence_polyhedron_1): Replace
8204 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8205 (graphite_legal_transform_dr): Same.
8206 (graphite_carried_dependence_level_k): Same.
8207 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8208 Initialize PDR_NB_SUBSCRIPTS.
8209 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8211 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8212 (PDR_NB_SUBSCRIPTS): New.
8213 (pdr_nb_subscripts): Removed.
8214 (pdr_dim): Simplified.
8215 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8216 with PDR_NB_SUBSCRIPTS.
8218 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8220 * graphite-interchange.c (compute_array_size): Remove use of
8222 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8223 Do not initialize PDR_DATA_CONTAINER.
8224 (print_pdr): Do not print PDR_DATA_CONTAINER.
8225 * graphite-poly.h (struct poly_dr): Remove data_container field.
8226 (PDR_DATA_CONTAINER): Removed.
8227 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8229 (build_poly_dr): Same.
8231 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8232 Sebastian Pop <sebastian.pop@amd.com>
8234 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8235 copy of the dependence polyhedron. Free the temporary objects.
8236 (graphite_carried_dependence_level_k): Free unused objects before
8239 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8241 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8242 Early return without analyzing the data dependences if no
8243 transform has been done. Call restore_scattering if the transform
8245 (graphite-interchange.c): Same.
8246 * graphite-poly.c (print_scattering_function): Test for
8248 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8249 (apply_poly_transforms): Do not gcc_assert that
8250 the transform is legal.
8251 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8252 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8253 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8254 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8255 * graphite-poly.h (struct poly_scattering): New.
8256 (struct poly_bb): Add original, transformed, and saved fields.
8257 Remove transformed_scattering, original_scattering,
8258 nb_local_variables and nb_scattering_transform fields.
8259 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8260 (poly_scattering_new): New.
8261 (poly_scattering_free): New.
8262 (poly_scattering_copy): New.
8263 (store_scattering_pbb): New.
8264 (store_scattering): New.
8265 (restore_scattering_pbb): New.
8266 (restore_scattering): New.
8267 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8268 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8270 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8272 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8275 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8277 * Makefile.in (graphite.o): Depends on PREDICT_H.
8278 * graphite.c: Include predict.h.
8279 (graphite_finalize): Call tree_estimate_probability.
8280 * predict.c (predict_loops): Do not call scev_initialize and
8282 (tree_estimate_probability_bb): New.
8283 (tree_estimate_probability): Do not initialize loops: move that
8284 code to the driver. Call tree_estimate_probability_bb.
8285 (tree_estimate_probability_driver): New.
8286 (pass_profile): Use tree_estimate_probability_driver.
8287 * predict.h (tree_estimate_probability): Declared.
8289 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8291 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8292 * graphite-dependences.c (graphite_legal_transform): Add time to
8293 TV_GRAPHITE_DATA_DEPS.
8294 (dependency_between_pbbs_p): Same.
8295 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8297 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8299 PR rtl-optimization/41033
8300 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8301 aliasing is disabled.
8303 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8305 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8306 si_mask_operand, and_load_operand, low_bitmask_operand,
8307 and_reg_operand, and_operand): New predicates.
8308 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8309 * config/mips/mips.c (and_operands_ok): New function.
8310 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8311 * config/mips/mips.md (move_type): Add ext_ins and logical.
8312 (type): Handle them.
8313 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8314 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8315 shift_shift. Remove commutative constraint modifier.
8316 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8318 (*clear_upper32_dext): Remove define_insn_and_split.
8319 (*clear_upper32): Turn this define_insn_and_split ...
8320 (splitter for ANDing register with 0xffff_ffff): .. into this.
8322 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8324 * combine.c (try_widen_shift_mode): Factor out code to check if an
8325 integer constant is a low-order bitmask from here ...
8326 * rtlanal.c (low_bitmask_len): ... to here.
8327 * rtl.h (low_bitmask_len): Declare.
8329 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8332 * config/alpha/alpha.md (addsi3): Remove expander.
8333 (addsi3): Rename from *addsi3_internal insn pattern.
8334 (subsi3): Remove expander.
8335 (subsi3): Rename from *subsi3_internal insn pattern.
8337 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8339 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8342 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8343 Eric Botcazou <botcazou@adacore.com>
8344 Douglas B Rupp <rupp@gnat.com>
8346 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8347 that records that fit in 64 bits are returned by immediate value,
8348 as required by OpenVMS Calling Standard.
8349 (function_value): Adjust for above modification.
8350 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8351 virtual_incoming_args_rtx as base object, not next_arg.
8352 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8354 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8356 * reload.c (find_reloads_subreg_address): Check the original
8357 req_equiv_mem address to detect the case where an address is
8358 not valid in the outer mode.
8360 2009-08-11 Richard Guenther <rguenther@suse.de>
8363 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8365 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8367 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8368 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8370 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8371 Douglas B Rupp <rupp@gnat.com>
8373 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8374 PT_STACK when frame_pointer_needed on OpenVMS.
8375 (alpha_pv_save_size, alpha_using_fp): Remove.
8376 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8377 with proper processing for PT_NULL.
8378 (alpha_vms_initial_elimination_offset): New function. Support for
8379 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8380 (alpha_sa_size): Force procedure type to PT_STACK when
8381 frame_pointer_needed on OpenVMS.
8382 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8383 (alpha_using_fp): Likewise.
8384 (alpha_vms_can_eliminate): Add prototype.
8385 (alpha_vms_initial_elimination_offset): Likewise.
8386 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8387 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8389 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8390 Douglas B Rupp <rupp@gnat.com>
8392 * config/alpha/alpha.c (common_object_handler): New function.
8393 (vms_attribute_table): Declare a single attribute "common_object".
8394 (vms_output_aligned_decl_common): New global function.
8395 (SECTION_VMS_OVERLAY): Delete.
8396 (SECTION_VMS_GLOBAL): Likewise.
8397 (SECTION_VMS_INITIALIZE): Likewise.
8398 (vms_asm_named_section): Remove support for above flags.
8399 (vms_section_type_flags): Delete.
8400 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8401 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8402 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8403 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8405 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8408 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8409 (sub_ddmmss): Likewise.
8411 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8414 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8417 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8420 * reload1.c (reload_as_needed): Use cancel_changes to completely
8421 undo a failed replacement attempt.
8423 2009-08-10 Richard Guenther <rguenther@suse.de>
8426 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8427 (useless_type_conversion_p): ... here. Require pointer targets
8430 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8433 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8434 loose the original type of the statement list.
8436 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8438 * config/alpha/alpha.c: Include libfuncs.h
8439 (avms_asm_output_extern): New function.
8440 (alpha_init_libfuncs): Init some decc libfuncs.
8441 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8442 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8443 (DO_CRTL_NAMES): Define.
8445 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8446 (LONG_TYPE_SIZE): Define.
8447 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8448 (SUBTARGET_SWITCHES): Define malloc64 switch.
8449 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8450 (MASK_RETURN_ADDR): Define.
8451 doc/invoke.texi (mmalloc64): Document switch.
8453 2009-08-09 Olivier Hainque <hainque@adacore.com>
8454 Douglas B Rupp <rupp@gnat.com>
8456 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8457 uses_condition_handler.
8458 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8459 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8460 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8461 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8462 (code_for_builtin): New insn codes for the new alpha_builtins.
8463 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8464 (alpha_sa_size): Account for uses_condition_handler.
8465 (alpha_expand_prologue): Likewise.
8466 (alpha_start_function): Likewise.
8467 (alpha_expand_epilogue): Likewise.
8468 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8469 establish/revert expanders.
8470 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8471 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8472 New expander, resorting to the alpha.c associated function.
8473 (builtin_revert_vms_condition_handler): Likewise.
8474 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8475 __gcc_shell_handler, the static VMS condition handler used as
8476 an indirection wrapper to the current dynamically established
8478 * config/alpha/vms-unwind.h: Complete rewrite.
8479 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8480 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8482 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8483 Douglas B Rupp <rupp@gnat.com>
8485 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8486 (alpha_need_linkage): Handle aliases. Return function symbol.
8487 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8488 Use ultimate alias target for the linkage name.
8489 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8490 by alpha_need_linkage for the function symbol.
8491 (setmemdi): Likewise.
8493 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8495 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8496 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8497 (ASM_WEAKEN_LABEL): Define.
8498 (CRT_CALL_STATIC_FUNCTION): Define.
8499 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8500 (ENDFILE_SPEC): Define.
8501 (INIT_SECTION_ASM_OP): Define.
8502 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8503 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8505 (MULTILIB_OSDIRNAMES): Define.
8506 (shlib_version): Define.
8507 (SHLIB_EXT): Define.
8508 (SHLIB_OBJS): Define.
8509 (SHLIB_NAME): Define.
8510 (SHLIB_MULTILIB): Define.
8511 (SHLIB_INSTALL): Define.
8512 (SHLIB_SYMVEC): Define.
8513 (SHLIB_SYMVECX2): Define.
8514 (SHLIB_LINK): Define.
8516 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8518 * config/alpha/alpha.c (alpha_initialize_trampoline):
8519 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8520 (alpha_start_function): Emit transfer address on nested functions
8521 for VMS trampoline call.
8522 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8523 since no longer used.
8524 * config/alpha/vms-tramp.asm: Remove.
8525 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8526 since now only data initialized at runtime.
8528 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8530 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8531 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8532 (MD_EXEC_PREFIX): Remove, no longer used.
8533 (MD_STARTFILE_PREFIX): Likewise.
8534 (INCLUDE_DEFAULTS): Likewise.
8535 * config/alpha/t-vms:
8536 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8538 2009-08-09 Richard Guenther <rguenther@suse.de>
8540 PR tree-optimization/41016
8541 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8542 (operand_precision): Remove.
8543 (integral_operand_p): Likewise.
8544 (recognize_single_bit_test): Adjust.
8546 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8548 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8549 operation overflows. Likewise non-cast unary arithmetic.
8550 If one arm of a conditional expression is always taken,
8551 inhibit evaluation warnings for the other arm. Likewise inhibit
8552 evaluation warnings for the second && or || operand if the first
8553 operand is enough to determine the result.
8554 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8556 (build_binary_op): Prevent duplicate evaluation warnings.
8558 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8560 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8561 and destination have different modes, Use promote_mode to
8562 determine the signedness of the conversion. Assert that the
8563 promoted source mode matches the destination mode. Don't pass
8564 the destination and destination mode to expand_expr if the source
8565 mode is different. Simplify conversion logic.
8567 2009-08-09 Ira Rosen <irar@il.ibm.com>
8569 PR tree-optimization/41008
8570 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8571 from condition only in case it's a comparison. Adjust checks.
8573 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8575 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8576 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8577 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8578 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8579 (dump_cand): Handle them.
8580 (struct iv_cand): New members COST_STEP and AINC_USE.
8581 (stmt_after_increment): Likewise.
8582 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8583 callers changed. Use gimple_uid comparison instead of scanning.
8584 (add_candidate_1): When looking for identical candidates, take
8585 AINC_USE into account. Set it for new candidates.
8586 (force_expr_to_var_cost): Cast target_spill_cost to int.
8587 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8588 All callers changed. Check for availability of autoinc addressing
8589 modes, both in general for a given mode, and in the specific use case.
8590 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8592 (get_computation_cost): Likewise.
8593 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8594 add_autoinc_candidates): New static functions.
8595 (add_candidate): Call add_autoinc_candidates for candidates based on
8597 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8598 (determine_use_iv_cost_address): If we have an autoinc candidate at
8599 the matching use, verify autoinc is possible and subtract the cost
8600 of the candidate's step from the cost.
8601 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8602 member of the candidate.
8603 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8604 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8606 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8608 * config.build (ia64-hp-*vms*): New target.
8609 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8611 * config.gcc (ia64-hp-*vms*): New target.
8612 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8614 * config.host (ia64-hp-*vms*): New target.
8615 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8618 2009-08-08 Richard Guenther <rguenther@suse.de>
8620 PR tree-optimization/40991
8621 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8623 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8625 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8626 mode check. Do truncations in an integer mode.
8627 (force_to_mode): Handle subregs for all mode types. Only do
8628 arithmetic simplifications on integer modes.
8630 2009-08-07 Richard Guenther <rguenther@suse.de>
8632 PR tree-optimization/40999
8633 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8634 (maybe_fold_reference): Lookup constant initializers.
8635 (fold_gimple_assign): Likewise.
8637 2009-08-07 Richard Guenther <rguenther@suse.de>
8639 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8640 that require structural equality defer to the langhook.
8642 2009-08-07 Martin Jambor <mjambor@suse.cz>
8644 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8646 (struct ipa_pass_through_data): New type.
8647 (struct ipa_ancestor_jf_data): New type.
8648 (union jump_func_value): Removed field formal_id, added fields
8649 pass_through and ancestor.
8650 (struct ipa_param_call_note): Changed type of formal_id to int from
8652 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8653 operations jump functions and ancestor jump functions.
8654 (compute_complex_pass_through): New function.
8655 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8656 reflect changes in the jump function strucutre.
8657 (update_jump_functions_after_inlining): Ignore complex pass-through
8658 and ancestor jump functions.
8659 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8660 polynomial pass-through with operation jump functions.
8662 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8664 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8665 fde->dw_fde_begin as begin label instead of hot/cold label.
8666 Use LLSDAC label instead of LLSDA for second section lsda.
8667 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8668 label instead of LLSDA if it is true.
8669 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8671 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8672 SECTION argument. Use it as index into crtl->eh.call_site_record
8674 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8675 use it to determine how to print table entries instead of using
8676 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8677 label instead of normal begin label as base.
8678 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8679 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8680 ensure no EH range spans between sections and that landing pads
8681 are always in the corresponding section.
8682 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8683 for crtl->eh.call_site_record being an array rather than scalar.
8684 (output_one_function_exception_table): New function, copied
8685 from output_function_exception_table. Adjust
8686 dw2_size_of_call_site_table, dw2_output_call_site_table
8687 callers. For SECOND section use *C suffixed labels.
8688 (output_function_exception_table): Call
8689 output_one_function_exception_table and, when doing hot/cold
8690 partitioning, also another time for the second section.
8691 * opts.c: Include except.h.
8692 (decode_options): Allow -freorder-blocks-and-partition with
8693 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8694 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8695 * function.h (struct rtl_eh): Change call_site_record from
8696 scalar into array of 2 elements.
8698 2009-08-07 Martin Jambor <mjambor@suse.cz>
8700 * ipa-prop.c (count_formal_params_1): New function.
8701 (ipa_get_vector_of_formal_parms): New function.
8702 (get_vector_of_formal_parm_types): New function.
8703 (ipa_modify_formal_parameters): New function.
8704 (ipa_modify_call_arguments): New function.
8705 (index_in_adjustments_multiple_times_p): New function.
8706 (ipa_combine_adjustments): New function.
8707 (ipa_dump_param_adjustments): New function.
8708 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8709 (ipa_get_vector_of_formal_parms): Declare.
8710 (ipa_modify_formal_parameters): Declare.
8711 (ipa_modify_call_arguments): Declare.
8712 (ipa_combine_adjustments): Declare.
8713 (ipa_dump_param_adjustments): Declare.
8714 (build_ref_for_offset): Declare.
8715 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8716 * tree-sra.c: Include ipa-prop.c.
8717 (build_ref_for_offset): Make public.
8719 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8721 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8723 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8725 * gcc/doc/extend.texi (__builtin_extract_return_address)
8726 (__builtin_frob_return_address): Document.
8728 2009-08-06 Paul Brook <paul@codesourcery.com>
8730 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8731 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8732 implementation on ARMv6-M.
8734 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8736 * doc/extend.texi (pcs): Document new attribute for ARM.
8738 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8740 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8743 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8745 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8748 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8750 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8752 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8754 Merge ARM/hard_vfp_branch to trunk.
8756 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8758 * arm.c (libcall_eq): New function.
8759 (libcall_hash): New function.
8760 (add_libcall): New function.
8761 (arm_libcall_uses_aapcs_base): New function.
8762 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8763 libcalls using the base PCS.
8764 (arm_init_cumulative_args): Likewise.
8766 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8768 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8769 Use base ABI for conversion libfuncs between HFmode and SFmode.
8771 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8773 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8774 V4SImode as representatives of all 64-bit and 128-bit vector
8775 types. Allow vector types without vector modes.
8776 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8777 without vector modes like BLKmode.
8778 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8779 BLKmode. Avoid unsupported vector modes or TImode moves for
8781 (aapcs_vfp_allocate_return_reg): Likewise.
8782 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8783 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8785 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8787 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8788 (arm_get_pcs_model): Pass attribute arguments to
8789 arm_pcs_from_attribute.
8790 (arm_init_cumulative_args): Use base AAPCS for conversions from
8791 floating-point types to DImode.
8792 (arm_attribute_table): Add pcs attribute.
8793 (arm_handle_pcs_attribute): New.
8794 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8795 conversions from floating-point types to DImode, also declare them
8796 to use base AAPCS and declare functions they call to use base
8797 AAPCS and their RTABI names.
8799 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8801 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8802 -mfloat-abi=hard not being supported for VFP.
8804 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8806 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8807 SYMBOL_REF to hard_libcall_value.
8809 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8810 Richard Earnshaw <rearnsha@arm.com>
8812 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8813 has been put on the stack, all remaining co-processory arguments for
8814 that co-processor also go on the stack.
8816 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8818 * config/arm/arm.c (arm_return_in_memory): Handle returning
8819 vectors of suitable size in registers also for AAPCS case.
8821 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8823 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8825 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8827 ARM Hard-VFP calling convention
8828 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8829 * target.h (gcc_target): Add libcall_value to table of call hooks.
8830 * targhooks.h (default_libcall_value): Default implementation.
8831 * targhooks.c (default_libcall_value): Likewise.
8832 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8833 * optabs.c (expand_unop): Use it.
8834 * expr.h (hard_libcall_value): Pass the function RTX through.
8835 * calls.c (emit_library_call_value_1): Update call to
8837 * explow.c (hard_libcall_value): Use new target hook.
8838 * testsuite/lib/target-supports.exp
8839 (check_effective_target_arm_hard_vfp_ok): New hook.
8840 (check_effective_target_arm_neon_ok): Improve test for neon
8842 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8843 * config/arm/arm.c: Include cgraph.h
8844 (TARGET_FUNCTION_VALUE): Override default hook.
8845 (arm_pcs_default): New variable.
8846 (arm_override_options): Don't fault hard calling convention with VFP.
8847 Add support for AAPCS variants.
8848 (arm_function_value): Make static. Handle AAPCS variants.
8849 (arm_libcall_value): New function.
8850 (arm_apply_result_size): Handle VFP registers in results.
8851 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8853 (pcs_attribute_args): New variable.
8854 (arm_pcs_from_attribute): New function.
8855 (arm_get_pcs_model): New function.
8856 (aapcs_vfp_cum_init): New function.
8857 (aapcs_vfp_sub_candidate): New function.
8858 (aapcs_vfp_is_return_candidate): New function.
8859 (aapcs_vfp_is_call_candidate): New function.
8860 (aapcs_vfp_allocate): New function.
8861 (aapcs_vfp_allocate_return_reg): New function.
8862 (aapcs_vfp_advance): New function.
8863 (aapcs_cp_arg_layout): New variable.
8864 (aapcs_select_call_coproc): New function.
8865 (aapcs_select_return_coproc): New function.
8866 (aapcs_allocate_return_reg): New function.
8867 (aapcs_libcall_value): New function.
8868 (aapcs_layout_arg): New function.
8869 (arm_init_cumulative_args): Initialize AAPCS args data.
8870 (arm_function_arg): Handle AAPCS variants using new interface.
8871 (arm_arg_parital_bytes): Likewise.
8872 (arm_function_arg_advance): New function.
8873 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8874 calling conventions.
8875 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8876 * arm.h (NUM_VFP_ARG_REGS): Define.
8877 (LIBCALL_VALUE): Update.
8878 (FUNCTION_VALUE): Delete.
8879 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8880 (arm_pcs): New enum.
8881 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8882 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8883 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8884 * arm-protos.h (arm_function_arg_advance): Add.
8885 (aapcs_libcall_value): Add.
8886 (arm_function_value): Delete.
8888 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8889 H.J. Lu <hongjiu.lu@intel.com>
8892 * config/i386/i386.c (standard_sse_mode_p): Remove.
8893 (standard_sse_constant_p): Return 2 for integer mode
8894 vector_all_ones_operand when SSE2 is enabled.
8895 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8896 (ix86_expand_vector_move): Do not check for negative values from
8897 standard_sse_constant_p.
8899 2009-08-06 Richard Guenther <rguenther@suse.de>
8901 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8902 array type comparisons frontend independent.
8903 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8904 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8905 out array reference lower bound and element size operands.
8906 (ao_ref_init_from_vn_reference): Properly compute the offset
8907 for ARRAY_RANGE_REF.
8908 (vn_reference_fold_indirect): Fill out array reference lower
8909 bound and element size operands.
8910 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8911 a non gimple valued reference operand which can happen for
8912 array reference lower bound or element size.
8913 (create_component_ref_by_pieces_1): Properly generate the
8914 element size operand for array references.
8916 2009-08-06 Richard Guenther <rguenther@suse.de>
8918 PR tree-optimization/40964
8919 * tree.c (iterative_hash_host_wide_int): Export.
8920 * tree.h (iterative_hash_host_wide_int): Declare.
8921 * tree-ssa-structalias.c (heapvar_map): New struct.
8922 (heapvar_map_eq): New function.
8923 (heapvar_map_hash): Likewise.
8924 (heapvar_lookup): Adjust.
8925 (heapvar_insert): Likewise.
8926 (make_constraint_from_heapvar): Allow multiple heap variables
8927 per decl at different offsets.
8928 (init_alias_heapvars): Adjust.
8930 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8932 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8933 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8934 trailing sync if TARGET_SYNC_AFTER_SC.
8936 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8938 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8939 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8940 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8941 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8942 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8943 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8944 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8945 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8946 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8947 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8948 the prototype declaration match the definition.
8949 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8950 instructions explicitly. Add barrier_before and operands
8952 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8953 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8954 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8955 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8956 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8957 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8959 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8961 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8963 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8964 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8967 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8970 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8972 PR rtl-optimization/40924
8973 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8974 make sure canon_rtx (mem_address) isn't simpler than
8975 canon_rtx (expanded_mem_address).
8977 2009-08-05 Li Feng <nemokingdom@gmail.com>
8979 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8981 (build_scop_drs): Build alias set for each SCoP.
8983 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8985 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8986 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8987 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8988 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8989 (BASE_DRIVER_SELF_SPECS): Likewise.
8991 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8993 * tree-ssa-alias.c: Fix some comment typos.
8995 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8997 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8998 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9000 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9003 * simplify-rtx.c (simplify_binary_operation_1): Disable
9004 simplifications for decimal float operations.
9006 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9009 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9010 operand of INDIRECT_REF.
9012 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9014 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9015 constants referencing TLS symbols.
9017 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9019 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9020 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9022 2009-08-03 Richard Guenther <rguenther@suse.de>
9024 * tree.c (make_vector_type): Build a main variant first,
9025 get the canonical one and then build the variant.
9026 * tree-ssa.c (useless_type_conversion_p_1): Handle
9028 (useless_type_conversion_p): Conversions to pointers to
9029 incomplete record types are useless.
9031 2009-08-03 Richard Guenther <rguenther@suse.de>
9033 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9034 file will be created.
9035 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9036 * toplev.c (compile_file): Adjust comment.
9038 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9040 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9041 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9042 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9043 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9044 (sh_promote_function_mode): Fix typo.
9046 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9048 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9050 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9052 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9053 declaration arguments.
9055 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9057 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9058 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9059 (ix86_split_ashl): Ditto.
9060 (ix86_expand_vector_init_one_nonzero): Ditto.
9061 (ix86_expand_vector_set): Ditto.
9062 (ix86_expand_reduc_v4sf): Ditto.
9064 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9066 * explow.c (promote_function_mode): Remove assert.
9067 * config/sh/sh.c (sh_promote_function_mode): Declare.
9069 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9071 * config/pa/pa.c (pa_promote_function_mode): Declare.
9072 Change to static. Fix promote_mode call.
9074 * gthr-dce.h (CONST_CAST2): Define if not defined.
9075 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9077 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9079 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9081 * expr.c (store_constructor): Use promote_decl_mode. Remove
9082 now write-only variable unsignedp.
9083 (expand_expr_real_1): Use promote_decl_mode.
9084 * expr.h (promote_function_mode, promote_decl_mode): New.
9085 (promote_mode): Remove last argument.
9086 * function.c (assign_temp): Drop last argument of promote_mode.
9087 (assign_parm_find_data_types): Use promote_function_mode.
9088 (assign_parm_setup_reg): Likewise.
9089 (expand_function_end): Use promote_function_mode.
9090 * calls.c (initialize_argument_information): Use promote_function_mode.
9091 (precompute_arguments): Use promote_mode instead of checking if
9092 only PROMOTE_FUNCTION_MODE is defined.
9093 (expand_call): When making sibcall decisions, use promote_function_mode.
9094 Below, remove an if for targetm.calls.promote_function_return and
9095 and use promote_function_mode.
9096 (emit_library_call_value_1): Use promote_function_mode, fix bug
9097 where promote_mode was passed FOR_CALL == 0 for a return value in an
9099 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9100 * explow.c (promote_function_mode, promote_decl_mode): New.
9101 (promote_mode): Keep only the FOR_CALL == 0 case.
9102 * combine.c (setup_incoming_promotion): Remove test of
9103 promote_function_args. Use promote_function_mode.
9104 * stmt.c (expand_value_return): Use promote_decl_mode.
9105 (expand_decl): Use promote_decl_mode.
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 * explow.c (promote_function_mode): Just call the target hook.
9134 * targhooks.c (default_promote_function_mode,
9135 default_promote_function_mode_always_promote): New.
9136 * targhooks.h (default_promote_function_mode,
9137 default_promote_function_mode_always_promote): Declare.
9138 * target.h (promote_function_args, promote_function_return): Remove.
9139 (promote_function_mode): New.
9140 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9141 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9142 (TARGET_PROMOTE_FUNCTION_MODE): New.
9143 (TARGET_CALLS): Adjust.
9144 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9145 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9147 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9148 * config/s390/s390.c (s390_promote_function_mode): ... here,
9149 with pointer handling.
9150 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9151 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9153 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9154 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9155 with pointer handling.
9156 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9157 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9159 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9160 * config/sh/sh.c (sh_promote_function_mode): New.
9161 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9162 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9164 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9165 * config/cris/cris.c (cris_promote_function_mode): ... here.
9166 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9167 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9169 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9170 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9171 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9172 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9174 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9175 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9176 complex type handling.
9177 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9178 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9180 * config/pa/pa.c (pa_promote_function_mode): New.
9181 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9182 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9184 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9185 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9186 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9187 * config/xtensa/xtensa.c: Likewise.
9188 * config/stormy16/stormy16.c: Likewise.
9189 * config/iq2000/iq2000.c: Likewise.
9190 * config/rs6000/rs6000.c: Likewise.
9191 * config/picochip/picochip.c: Likewise.
9192 * config/arc/arc.c: Likewise.
9193 * config/mcore/mcore.c: Likewise.
9194 * config/score/score.c: Likewise.
9195 * config/mips/mips.c: Likewise.
9196 * config/bfin/bfin.c: Likewise.
9197 * config/ia64/ia64.c: Likewise (disabled though).
9199 * config/frv/frv.h: Remove pointless remark.
9201 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9202 TARGET_PROMOTE_FUNCTION_ARGS,
9203 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9204 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9206 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9208 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9209 -floop-parallelize-all.
9210 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9211 flag_loop_parallelize_all.
9212 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9213 * graphite.c (graphite_transform_loops): Same.
9215 * graphite-poly.c (apply_poly_transforms): Same.
9217 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9219 PR tree-optimization/40914
9220 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9221 if set, then check the delta field of the PMF record.
9222 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9223 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9224 call is stored in the delta.
9226 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9228 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9230 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9232 * config/i386/bsd.h (ASM_BYTE): New define.
9233 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9234 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9235 .byte. Use fputs or putc instead of fprintf where appropriate.
9236 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9237 fputs or putc instead of fprintf where appropriate.
9238 * config/i386/i386elf.h: Ditto.
9239 * config/i386/sysv4.h: Ditto.
9241 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9242 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9243 (*tls_global_dynamic_64): Ditto.
9245 2009-07-31 Christian Bruel <christian.bruel@st.com>
9247 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9249 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9251 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9252 Remove dead code for MINUS.
9254 2009-07-31 Anthony Green <green@moxielogic.com>
9256 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9258 (moxie_expand_epilogue): Ditto for epilogue.
9259 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9261 (moxie_function_arg): Ditto.
9262 (moxie_pass_by_reference): Ditto.
9263 (moxie_arg_partial_bytes): Ditto.
9264 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9265 (FUNCTION_ARG_ADVANCE) Ditto.
9266 (REG_PARM_STACK_SPACE) Ditto.
9267 (FUNCTION_ARG_REGNO_P) Dito.
9269 * config.gcc: Add moxie linux config support.
9270 * gcc/config/moxie/uclinux.h: New file.
9272 2009-07-31 DJ Delorie <dj@redhat.com>
9274 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9275 (UNSPECV_SP_SWITCH_E): New.
9276 (sp_switch_1): Change to an unspec.
9277 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9279 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9280 reference the new stack's address
9282 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9284 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9285 graphite-clast-to-gimple.o, graphite-dependences.o,
9286 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9287 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9288 (graphite-blocking.o,
9289 graphite-clast-to-gimple.o, graphite-dependences.o,
9290 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9291 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9292 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9293 * cfgloop.h (struct loop): Add can_be_parallel field.
9294 * common.opt (fgraphite-identity): Moved up.
9295 (fgraphite-force-parallel): New flag.
9296 * graphite.c: Rewrite.
9297 * graphite.h: Rewrite.
9298 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9300 * toplev.c (graphite_out_file): New file descriptor.
9301 (graphite_in_file): New.
9302 (process_options): flag_graphite_force_parallel cannot be used without
9304 * tree-ssa-loop.c: Include toplev.h.
9305 (gate_graphite_transforms): Enable flag_graphite for
9306 flag_graphite_force_parallel.
9308 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9310 * ChangeLog.graphite: New.
9311 * graphite-blocking.c: New.
9312 * graphite-clast-to-gimple.c: New.
9313 * graphite-clast-to-gimple.h: New.
9314 * graphite-dependences.c: New.
9315 * graphite-dependences.h: New.
9316 * graphite-interchange.c: New.
9317 * graphite-poly.c: New.
9318 * graphite-poly.h: New.
9319 * graphite-ppl.c: New.
9320 * graphite-ppl.h: New.
9321 * graphite-scop-detection.c: New.
9322 * graphite-scop-detection.h: New.
9323 * graphite-sese-to-poly.c: New.
9324 * graphite-sese-to-poly.h: New.
9328 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9330 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9331 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9333 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9335 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9336 (scev_is_linear_expression): Return false if the evolution is not
9337 affine multivariate.
9339 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9341 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9342 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9344 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9346 * tree-data-ref.c (debug_data_references): New.
9347 (debug_data_reference): New.
9348 * tree-data-ref.h (debug_data_references): Declared.
9349 (debug_data_reference): Declared.
9351 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9353 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9354 * tree-data-ref.h (scop_p): Removed.
9355 (struct data_reference): Remove field scop.
9357 (stmt_simple_memref_p): Removed.
9359 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9361 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9362 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9365 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9367 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9369 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9371 * doc/invoke.texi (-fgraphite-identity): Documented.
9373 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9375 * tree-scalar-evolution.c: Fix comment.
9376 (instantiate_scev_1): Return unknow from scev instantiation if the
9377 result is not above instantiate_below.
9379 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9381 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9382 static anymore. Instantiate the symbols that may have been introduced
9384 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9387 2009-07-30 DJ Delorie <dj@redhat.com>
9389 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9390 .vliw directive to VLIW sections.
9392 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9394 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9396 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9397 (AUTOHEADER): New variable.
9398 ($(srcdir)/cstamp-h.in): Use it.
9400 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9401 Pat Haugen <pthaugen@us.ibm.com>
9402 Revital Eres <ERES@il.ibm.com>
9404 * config/rs6000/vector.md (VEC_F): Add VSX support.
9408 (vector_load_<mode>): Ditto.
9409 (vector_store_<mode>): Ditto.
9410 (vector GPR move split): Ditto.
9411 (vec_reload_and_plus_<mptrsize>): Ditto.
9412 (vec_reload_and_reg_<mptrsize>): Ditto.
9413 (add<mode>3): Ditto.
9414 (sub<mode>3): Ditto.
9415 (mul<mode>3): Ditto.
9416 (neg<mode>2): Ditto.
9417 (abs<mode>2): Ditto.
9418 (smin<mode>3): Ditto.
9419 (smax<mode>3): Ditto.
9420 (vector_eq<mode>): Ditto.
9421 (vector_gt<mode>): Ditto.
9422 (vector_ge<mode>): Ditto.
9423 (vector_gtu<mode>): Ditto.
9424 (vector_select_<mode>_uns): Ditto.
9425 (vector_eq_<mode>_p): Ditto.
9426 (vector_gt_<mode>_p): Ditto.
9427 (vector_ge_<mode>_p): Ditto.
9428 (vector_gtu_<mode>_p): Ditto.
9429 (cr6_test_for_zero): Ditto.
9430 (cr6_test_for_zero_reverse): Ditto.
9431 (cr6_test_for_lt): Ditto.
9432 (cr6_test_for_lt_reverse): Ditto.
9433 (xor<mode>3): Ditto.
9434 (ior<mode>3): Ditto.
9435 (and<mode>3): Ditto.
9436 (one_cmpl<mode>2): Ditto.
9437 (nor<mode>2): Ditto.
9438 (andc<mode>2): Ditto.
9439 (float<VEC_int<mode>2): Ditto.
9440 (unsigned_float<VEC_int><mode>2): Ditto.
9441 (fix_trunc<mode><VEC_int>2): Ditto.
9442 (fixuns_trunc<mode><VEC_int>2): Ditto.
9444 (vec_set<mode>): Ditto.
9445 (vec_extract<mode>): Ditto.
9446 (vec_interleave_highv4sf): Ditto.
9447 (vec_interleave_lowv4sf): Ditto.
9448 (vec_realign_load_<mode>): Ditto.
9449 (vec_shl_<mode>): Ditto.
9450 (vec_shr_<mode>): Ditto.
9451 (div<mode>3): New patterns for VSX.
9452 (vec_interleave_highv2df): Ditto.
9453 (vec_interleave_lowv2df): Ditto.
9454 (vec_pack_trunc_v2df): Ditto.
9455 (vec_pack_sfix_trunc_v2df): Ditto.
9456 (vec_pack_ufix_trunc_v2df): Ditto.
9457 (vec_unpacks_hi_v4sf): Ditto.
9458 (vec_unpacks_lo_v4sf): Ditto.
9459 (vec_unpacks_float_hi_v4si): Ditto.
9460 (vec_unpacks_float_lo_v4si): Ditto.
9461 (vec_unpacku_float_hi_v4si): Ditto.
9462 (vec_unpacku_float_lo_v4si): Ditto.
9463 (movmisalign<mode>): Ditto.
9464 (vector_ceil<mode>2): New patterns for vectorizing math library.
9465 (vector_floor<mode>2): Ditto.
9466 (vector_btrunc<mode>2): Ditto.
9467 (vector_copysign<mode>3): Ditto.
9469 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9470 predicate for setting the high bit in each word, used for copysign.
9472 * config/rs6000/ppc-asm.h (f19): Whitespace.
9473 (f32-f63): Define if VSX.
9474 (v0-v31): Define if Altivec.
9475 (vs0-vs63): Define if VSX.
9477 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9479 * config/rs6000/power7.md: New file, provide tuning parameters for
9482 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9483 (rs6000_cpu_cpp_builtins): Ditto.
9484 (altivec_overloaded_builtins): Ditto.
9485 (altivec_resolve_overloaded_builtin): Ditto.
9487 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9488 debug switch to disable vectorizing simple math builtin
9491 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9492 Vectorize simple math builtin functions.
9493 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9494 hook to vectorize math builtins.
9495 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9496 (rs6000_builtin_conversion): Add VSX/power7 support.
9497 (rs6000_builtin_vec_perm): Ditto.
9498 (vsplits_constant): Add support for loading up a vector constant
9499 with just the high bit set in each part.
9500 (rs6000_expand_vector_init): Add VSX/power7 support.
9501 (rs6000_expand_vector_set): Ditto.
9502 (rs6000_expand_vector_extract): Ditto.
9503 (rs6000_emit_move): Ditto.
9504 (bdesc_3arg): Ditto.
9505 (bdesc_2arg): Ditto.
9506 (bdesc_1arg): Ditto.
9507 (rs6000_expand_ternop_builtin): Ditto.
9508 (altivec_expand_builtin): Ditto.
9509 (rs6000_expand_unop_builtin): Ditto.
9510 (rs6000_init_builtins): Ditto.
9511 (altivec_init_builtins): Ditto.
9512 (builtin_function_type): Ditto.
9513 (rs6000_common_init_builtins): Ditto.
9514 (rs6000_handle_altivec_attribute); Ditto.
9515 (rs6000_mangle_type): Ditto.
9516 (rs6000_vector_mode_supported_p): Ditto.
9517 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9520 * config/rs6000/vsx.md: New file for VSX support.
9522 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9523 identifing values with just the most significant bit set.
9524 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9525 vectorized builtins.
9527 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9528 (UNSPEC_VRFIM): Delete.
9529 (splitter for loading up vector with most significant bit): New
9530 splitter for vectorizing copysign.
9531 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9532 vectorizing simple math functions.
9533 (altivec_vrfip): Add support for vectorizing simple math functions.
9534 (altivec_vrfim): Ditto.
9535 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9537 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9538 (power7.md, vsx.md): Include for power7 support.
9539 (copysigndf3): Use VSX instructions if -mvsx.
9540 (negdf2_fpr): Ditto.
9541 (absdf2_fpr): Ditto.
9542 (nabsdf2_fpr): Ditto.
9543 (adddf3_fpr): Ditto.
9544 (subdf3_fpr): Ditto.
9545 (muldf3_fpr): Ditto.
9546 (divdf3_fpr): Ditto.
9547 (fix_truncdfdi2_fpr): Ditto.
9548 (cmpdf_internal1): Ditto.
9549 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9550 (btruncdf2, btruncdf2_fpr): Ditto.
9551 (ceildf2, ceildf2_fpr): Ditto.
9552 (floordf2, floordf2_fpr): Ditto.
9553 (floatdidf2, floatdidf2_fpr): Ditto.
9554 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9555 (fmsubdf4_fpr): Ditto.
9556 (fnmadddf4_fpr_1): Ditto.
9557 (fnmadddf4_fpr_2): Ditto.
9558 (fnmsubdf4_fpr_1): Ditto.
9559 (fnmsubdf4_fpr_2): Ditto.
9560 (fixuns_truncdfdi2): Add expander for VSX support.
9561 (fix_truncdfdi2): Ditto.
9562 (fix_truncdfsi2): Ditto.
9564 (btruncsf2): Whitespace.
9565 (movdf_hardfloat32): Add support for VSX registers.
9566 (movdf_softfloat32): Ditto.
9567 (movdf_hardfloat64): Ditto.
9568 (movdf_hardfloat64_mfpgpr): Ditto.
9569 (movdf_softfloat64): Ditto.
9570 (movti splitters): Add check for vector registers supporting
9571 TImode in the future.
9572 (bpermd): Add power7 bpermd instruction.
9574 * config/rs6000/altivec.h (vec_div): Define if VSX.
9578 (vec_nearbyint): Ditto.
9581 (all predicates): Use the generic builtin function, and not the V4SF
9582 specific function so that the predicates will work with VSX's V2DF.
9586 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9587 Document new VSX functions and types.
9589 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9592 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9593 "wa", and "j" constraints. Modify "v" to talk about Altivec
9594 instead of just vector.
9596 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9599 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9600 location for phi arguments.
9601 (rewrite_update_phi_arguments): Find locations for reaching defs.
9602 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9603 Add location to add_phi_arg calls.
9604 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9605 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9606 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9607 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9608 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9609 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9610 * tree-phinodes.c (make_phi_node): Initialize location.
9611 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9612 (add_phi_arg): Add location parameter.
9613 (remove_phi_arg_num): Move location when moving phi argument.
9614 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9616 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9617 slpeel_update_phi_nodes_for_guard1,
9618 slpeel_update_phi_nodes_for_guard2,
9619 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9620 vect_loop_versioning): Set locations.
9621 * tree-parloops.c (create_phi_for_local_result,
9622 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9623 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9624 * tree-vect-loop.c (get_initial_def_for_induction,
9625 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9627 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9628 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9629 (gimple_phi_arg_set_location): New. Set locus.
9630 (gimple_phi_arg_has_location): New. Check for locus.
9631 (redirect_edge_var_map_location): New. Return locus from var_map.
9632 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9633 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9634 combining PHI arguments.
9635 (cond_store_replacement): Set location.
9636 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9637 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9638 scop_add_exit_phis_edge): Add locations.
9639 * tree-cfgcleanup.c (remove_forwarder_block,
9640 remove_forwarder_block_with_phi): Add locations.
9641 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9642 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9644 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9645 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9646 flush_pending_stmts): Add source location.
9647 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9648 stack to preserve locations.
9649 * tree-vect-stmts.c (vectorizable_load): Add location.
9650 * tree-inline.c (copy_phis_for_bb): Copy locus.
9651 (setup_one_parameter): Add call locus to inlined parameter stmts.
9652 (initialize_inlined_parameters): Pass in call location as parameter
9654 (tree_function_versioning): Pass location to setup_one_parameter.
9655 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9656 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9657 copy and edge lists.
9658 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9659 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9660 locus parameter and override the stmt default if provided.
9661 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9662 elim_graph_add_edge, elim_graph_remove_succ_edge,
9663 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9664 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9665 eliminate_phi): Add locus info in elimination graph for each edge and
9667 (insert_backedge_copies): Copy locus if present.
9668 * tree-flow.h (struct _edge_var_map): Add locus field.
9669 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9670 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9671 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9673 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9675 2009-07-30 Martin Jambor <mjambor@suse.cz>
9677 PR tree-optimization/40570
9678 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9681 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9683 * ssa-loop-manip.c: Include langhooks.h.
9684 (rewrite_phi_with_iv): New.
9685 (rewrite_all_phi_nodes_with_iv): New.
9686 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9687 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9688 * tree-parloops.c (loop_parallel_p): Move out all conditions
9689 except dependency check.
9690 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9691 (gen_parallel_loop): Call canonicalize_loop_ivs without
9692 reduction_list argument.
9693 (build_new_reduction): New.
9694 (gather_scalar_reductions): New.
9695 (try_get_loop_niter): New.
9696 (try_create_reduction_list): New.
9697 (parallleize_loops): Change the parallel conditions check.
9698 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9699 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9701 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9703 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9705 * doc/options.texi (Option properties): Mention new quoting syntax.
9707 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9709 * config/alpha/alpha.c (alpha_start_function):
9710 Handle VMS_DEBUG_MAIN_POINTER
9711 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9712 * doc/invoke.texi: Document -mdebug-main switch.
9714 2009-07-29 Richard Henderson <rth@redhat.com>
9716 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9717 (cgraph_create_edge_including_clones): Likewise.
9718 * tree-inline.c (copy_bb): Operate on the correct edges
9719 when updating the callgraph.
9721 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9723 * config/alpha/vms-cc.c: Deleted.
9724 * config/alpha/vms-ld.c: Deleted.
9725 * config/alpha/t-vms64: Moved to config/vms
9726 * config/alpha/vms-crt0-64.c: Moved to config/vms
9727 * config/alpha/vms-crt0.c: Moved to config/vms
9728 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9729 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9730 * config/alpha/xm-vms.h: Moved to config/vms
9731 * config/alpha/x-vms: Moved to config/vms
9732 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9734 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9735 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9737 * config/vms/t-vms64: Moved here from config/alpha
9738 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9739 (argc,argv,envp): Enforce 32bit malloc'ing.
9740 * config/vms/vms-psxcrt0-64.c: Likewise.
9741 * config/vms/vms-crt0.c: Moved here from config/alpha.
9742 * config/vms/vms-psxcrt0.c: Likewise.
9743 * config/vms/vms-crtl-64.h: New file.
9744 * config/vms/vms-crtl.h: New file.
9745 * config/vms/vms.opt: New file.
9746 * config/vms/xm-vms64.h: New file.
9747 * config/vms/xm-vms.h: Moved here from config/alpha.
9748 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9750 * config/vms/x-vms: Moved here from config/alpha.
9751 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9752 (vms-ld.o, vms-cc.o): Removed.
9753 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9755 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9757 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9758 correct stack (obvious VMS fix).
9760 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9762 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9763 date, version info if VMS_DEBUGGING_INFO defined.
9764 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9765 size, date calculating code moved here.
9767 2009-07-29 Paul Brook <paul@codesourcery.com>
9769 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9772 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9775 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9776 to DImode when generating insq_le insn.
9778 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9780 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9781 New macro set for VMS_DEBUGGGING_INFO.
9782 (AT_string_form): Use it.
9784 2009-07-28 DJ Delorie <dj@redhat.com>
9786 * config/mep/mep.c (vtext_section): New.
9787 (vftext_section): New.
9788 (ftext_section): New.
9789 (mep_select_section): Add support for functions.
9790 (mep_unique_section): Likewise.
9791 (mep_asm_init_sections): Likewise.
9792 (mep_encode_section_info): Remove it from here.
9794 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9796 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9798 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9799 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9801 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9803 * dwarf2out.c (output_file_names): Test new macro
9804 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9805 (add_comp_dir_attribute): Likewise.
9807 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9809 * config/i386/mingw-w64.h (LINK_SPEC): Add
9810 separating space between commands.
9812 2009-07-28 Jan Hubicka <jh@suse.cz>
9814 PR tree-optimization/40759
9815 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9818 2009-07-27 DJ Delorie <dj@redhat.com>
9820 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9821 types are dword-aligned.
9822 (mep_expand_va_start): Likewise.
9824 2009-07-27 Olivier Hainque <hainque@adacore.com>
9825 Douglas B Rupp <rupp@gnat.com>
9827 * convert.c (convert_to_pointer): Don't assume the target
9828 pointer type is POINTER_SIZE long. Fetch its precision instead.
9830 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9832 * system.h (fopen): Undefine if macro.
9834 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9836 * dwarf2out.c (output_cfi_p): Removed.
9837 (output_cfis): New function.
9838 (output_fde): New function, split from output_call_frame_info.
9839 (output_call_frame_info): Use it.
9840 (dwarf2out_switch_text_section): Use output_cfis.
9842 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9844 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9845 TARGET_BI_ARCH is specified without enabling SJLJ.
9846 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9847 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9849 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9851 * arm.md (negdi2): Use DImode if forcing a value into a register.
9853 2009-07-26 Ira Rosen <irar@il.ibm.com>
9855 PR tree-optimization/40801
9856 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9857 of vector operand from the previous copy of vector statement.
9858 Pass the correct definition type value to
9859 vect_get_vec_def_for_stmt_copy().
9861 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9863 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9864 const char ** conversion.
9866 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9868 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9869 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9870 (gcc_unreachable): Invoke __builtin_unreachable() if
9871 !ENABLE_ASSERT_CHECKING.
9873 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9875 PR rtl-optimization/40445
9876 * emit-rtl.c (next_nonnote_insn_bb): New function.
9877 * rtl.h (next_nonnote_insn_bb): Declare new function.
9878 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9879 with no successors that is the successor of the ENTRY_BLOCK.
9880 Continue from the top after removing an empty fallthrough block.
9881 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9882 of next_nonnote_insn.
9884 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9886 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9888 2009-07-25 Martin Jambor <mjambor@suse.cz>
9890 * c-common.c (c_common_attribute_table): New element for noclone.
9891 (handle_noclone_attribute): New function. Forward-declare.
9892 * tree-inline.c (tree_versionable_function_p): Check for noclone
9894 * doc/extend.texi (Labels as Values): Document need for noclone.
9895 (Function Attributes): Document noclone attribute.
9897 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9899 PR rtl-optimization/34999
9900 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9901 and dw_fde_switched_cold_to_hot fields.
9902 (output_cfi_p): New function.
9903 (output_call_frame_info): If fde->dw_fde_switched_sections,
9904 output 2 FDEs instead of one with corrupted header.
9905 (dwarf2out_do_cfi_startproc): New function.
9906 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9907 and fde->dw_fde_switched_cold_to_hot.
9908 (dwarf2out_switch_text_section): Compute
9909 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9910 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9911 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9912 Otherwise, compute fde->dw_fde_switch_cfi.
9914 2009-07-24 Cary Coutant <ccoutant@google.com>
9916 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9918 2009-07-24 Cary Coutant <ccoutant@google.com>
9920 * cfghooks.c (split_block): Copy discriminator to new block.
9921 * tree-cfg.c (assign_discriminator): Check location of last
9922 instruction in block as well as first.
9924 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9926 * config/i386/linux.c: Use fputs or putc instead of fprintf
9928 * config/i386/gas.h: Ditto.
9929 * config/i386/x86-64.h: Ditto.
9930 * config/i386/att.h: Ditto.
9932 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9934 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9937 2009-07-24 Martin Jambor <mjambor@suse.cz>
9939 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9940 (ipa_push_func_to_list_1): Declare.
9941 (ipa_push_func_to_list): New function.
9943 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9944 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9945 (ipa_push_func_to_list): Removed.
9946 (ipa_pop_func_from_list): Clear node_enqueued flag.
9948 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9950 * config/s390/s390.c (override_options): Default
9951 max-unrolled-insns to 100 for z10 tuning.
9953 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9955 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9956 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9957 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9958 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9959 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9960 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9961 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9963 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9965 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9966 use default set in mingw32.h header.
9967 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9968 64-bit /mingw/include path.
9969 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9972 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9974 PR rtl-optimization/40209
9975 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9977 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9979 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9980 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9981 with the rest of string where appropriate. Use fputs or putc
9982 instead of fprintf where appropriate.
9984 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9985 Pat Haugen <pthaugen@us.ibm.com>
9986 Revital Eres <ERES@il.ibm.com>
9988 * config/rs6000/vector.md: New file. Move most of the vector
9989 expander support here from altivec.md to allow for the VSX vector
9990 unit in the future. Add support for secondary_reload patterns.
9991 Rewrite the patterns for vector comparison, and vector comparison
9992 predicate instructions so that the RTL expresses the desired
9993 behavior, instead of using unspec.
9995 * config/rs6000/constraints.md ("f" constraint): Use
9996 rs6000_constraints to hold the precalculated register class.
9997 ("d" constraint): Ditto.
9998 ("wd" constraint): New constraint for VSX.
9999 ("wf" constraint): Ditto.
10000 ("ws" constraint): Ditto.
10001 ("wa" constraint): Ditto.
10002 ("wZ" constraint): Ditto.
10003 ("j" constraint): Ditto.
10005 * config/rs6000/predicates.md (vsx_register_operand): New
10007 (vfloat_operand): New predicate for vector.md.
10008 (vint_operand): Ditto.
10009 (vlogical_operand): Ditto.
10010 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10011 (easy_vector_constant): Add VSX support.
10012 (altivec_indexed_or_indirect_operand): New predicate for
10013 recognizing Altivec style memory references with AND -16.
10015 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10016 for vector secondary reload support.
10017 (rs6000_vector_reg_class): Delete, replacing it with
10018 rs6000_constraints.
10019 (rs6000_vsx_reg_class): Ditto.
10020 (rs6000_constraints): New array to hold the register classes of
10021 each of the register constraints that can vary at runtime.
10022 (builtin_mode_to_type): New static array for builtin function type
10024 (builtin_hash_table): New static hash table for builtin function
10026 (TARGET_SECONDARY_RELOAD): Define target hook.
10027 (TARGET_IRA_COVER_CLASSES): Ditto.
10028 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10029 registers are 128 bits if VSX memory reference instructions are used.
10030 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10031 unit is being used.
10032 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10033 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10034 Print several of the scheduling related parameters.
10035 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10036 rs6000_constraints instead of rs6000_vector_reg_class. Move
10037 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10038 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10039 Altivec. Add VSX support. Setup for secondary reload support on
10040 Altivec/VSX registers.
10041 (rs6000_override_options): Make power7 set the scheduling groups
10042 like the power5. Add support for new debug switches to override
10043 the scheduling defaults. Temporarily disable -mcpu=power7 from
10044 setting -mvsx. Add support for debug switches -malways-hint,
10045 -msched-groups, and -malign-branch-targets.
10046 (rs6000_buitlin_conversion): Add support for returning unsigned
10047 vector conversion functions to fix regressions due to stricter
10049 (rs6000_builtin_mul_widen_even): Ditto.
10050 (rs6000_builtin_mul_widen_odd): Ditto.
10051 (rs6000_builtin_vec_perm): Ditto.
10052 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10053 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10054 to zero a register.
10055 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10056 generated upstream.
10057 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10058 VSX types for bit operations. Changes to accomidate vector.md.
10059 (bdesc_2arg): Ditto.
10060 (bdesc_1arg): Ditto.
10061 (struct builtin_description_predicates): Rewrite predicate
10062 handling so that RTL describes the operation, instead of passing
10063 the instruction to be used as a string argument.
10064 (bdesc_altivec_preds): Ditto.
10065 (altivec_expand_predicate_builtin): Ditto.
10066 (altivec_expand_builtin): Ditto.
10067 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10068 statement for vsldoi support.
10069 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10070 (altivec_expand_st_builtin): Ditto.
10071 (paired_expand_builtin): Whitespace changes.
10072 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10073 builtin_mode_to_type table for secondary reload. Call
10074 builtin_function_type to build random builtin functions.
10075 (altivec_init_builtins): Change to use builtin_function_type to
10076 create builtin function types dynamically as we need them.
10077 (builtin_hash_function): New support for hashing the tree types
10078 for builtin function as we need it, rather than trying to build
10079 all of the trees that we need. Add initial preliminary VSX support.
10080 (builtin_function_type): Ditto.
10081 (builtin_function_eq): Ditto.
10082 (builtin_hash_struct): Ditto.
10083 (rs6000_init_builtins): Ditto.
10084 (rs6000_common_init_builtins): Ditto.
10085 (altivec_init_builtins): Ditto.
10086 (rs6000_common_init_builtins): Ditto.
10087 (enum reload_reg_type): New enum for simplifing reg classes.
10088 (rs6000_reload_register_type): Simplify register classes into GPR,
10089 Vector, and other registers. Altivec and VSX addresses in reload.
10090 (rs6000_secondary_reload_inner): Ditto.
10091 (rs6000_ira_cover_classes): New target hook, that returns the
10092 appropriate cover classes, based on -mvsx being used or not.
10093 (rs6000_secondary_reload_class): Add VSX support.
10094 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10095 (get_vsel_insn): Ditto.
10096 (rs6000_emit_vector_compare): Rewrite vector conditional support
10097 so that where we can, we use RTL operators, instead of blindly use
10099 (rs6000_emit_vector_select): Ditto.
10100 (rs6000_emit_vector_cond_expr): Ditto.
10101 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10102 (create_TOC_reference): Add -mdebug=addr support.
10103 (emit_frame_save): VSX loads/stores need register indexed addressing.
10105 * config/rs6000/rs6000.md: Include vector.md.
10107 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10109 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10110 support for V2DI, V2DF in logical, permute, select operations.
10112 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10113 switch for vsx/power7.
10114 (-mvsx-scalar-memory): Ditto.
10115 (-mvsx-align-128): Ditto.
10116 (-mallow-movmisalign): Ditto.
10117 (-mallow-df-permute): Ditto.
10118 (-msched-groups): Ditto.
10119 (-malways-hint): Ditto.
10120 (-malign-branch-targets): Ditto.
10122 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10124 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10125 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10126 (rs6000_vector_reg_class): Delete.
10127 (rs6000_vsx_reg_class): Ditto.
10128 (enum rs6000_reg_class_enum): New enum for the constraints that
10129 vary based on target switches.
10130 (rs6000_constraints): New array to hold the register class for all
10131 of the register constraints that vary based on the switches used.
10132 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10133 (enum rs6000_builtins): Add unsigned varients for the builtin
10134 declarations returned by target hooks for expanding multiplies,
10135 select, and permute operations. Add VSX builtins.
10136 (enum rs6000_builtin_type_index): Add entries for VSX.
10137 (V2DI_type_node): Ditto.
10138 (V2DF_type_node): Ditto.
10139 (unsigned_V2DI_type_node): Ditto.
10140 (bool_long_type_node): Ditto.
10141 (intDI_type_internal_node): Ditto.
10142 (uintDI_type_internal_node): Ditto.
10143 (double_type_internal_node): Ditto.
10145 * config/rs6000/altivec.md (whole file): Move all expanders to
10146 vector.md from altivec.md. Rename insn matching functions to be
10148 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10149 (altivec_vcmp*): Ditto.
10150 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10151 (VM): New iterator for moves that includes the VSX types.
10152 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10153 (altivec_vperm_<mode>_uns): New, for unsigned types.
10154 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10155 (altivec_eq<mode>): Ditto.
10156 (altivec_gt<mode>): Ditto.
10157 (altivec_gtu<mode>): Ditto.
10158 (altivec_eqv4sf): Ditto.
10159 (altivec_gev4sf): Ditto.
10160 (altivec_gtv4sf): Ditto.
10161 (altivec_vcmpbfp_p): Ditto.
10163 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10165 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10168 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10171 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10172 ASM_SHORT instead of .word.
10173 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10174 instead of .word in asm template.
10176 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10179 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10180 (process_bb_node_lives): Use it.
10182 * ira.c (setup_cover_and_important_classes): Don't setup
10183 ira_important_class_nums. Add cover classes to the end of
10185 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10187 (find_reg_class_closure): Use reorder_important_classes.
10189 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10191 * config/i386/i386.c (i386_ira_cover_classes): New function.
10192 (TARGET_IRA_COVER_CLASSES): Redefine.
10194 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10195 importance of order of cover classes in the array.
10197 2009-07-22 Diego Novillo <dnovillo@google.com>
10199 * tree-pass.h (TDF_EH): Define.
10200 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10201 contains TDF_EH, print the EH region number holding GS.
10202 * tree-dump.c (dump_options): Add "eh".
10203 * doc/invoke.texi: Document it.
10205 2009-07-22 Doug Kwan <dougkwan@google.com>
10207 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10209 2009-07-22 Michael Matz <matz@suse.de>
10211 PR tree-optimization/35229
10212 PR tree-optimization/39300
10214 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10215 (inhibit_phi_insertion): New function.
10216 (insert_into_preds_of_block): Call it for REFERENCEs.
10217 (init_pre): Initialize and finalize scalar evolutions.
10218 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10220 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10222 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10223 Use CONST_VECTOR_NUNITS to determine number of elements.
10225 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10227 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10228 (U, W): Constraints are now deprecated and will be removed if we
10229 run out of letters.
10230 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10232 ("prefetch"): Add the stcmh instruction for prefetching.
10233 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10235 (s390_short_displacement): Return always true if compiling for
10236 machines not providing the long displacement facility.
10237 (s390_mem_constraint): Support the new constraint letter Z.
10238 (s390_check_qrst_address): New function.
10240 2009-07-21 DJ Delorie <dj@redhat.com>
10242 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10245 2009-07-21 Jason Merrill <jason@redhat.com>
10247 * c-common.c (max_tinst_depth): Increase default to 1024.
10249 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10251 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10252 (vec_unpacku_float_lo_v4si): Ditto.
10254 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10257 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10258 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10259 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10260 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10262 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10264 PR tree-optimization/40813
10265 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10268 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10270 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10271 with a NOP_EXPR if needed.
10273 2009-07-21 Paul Brook <paul@codesourcery.com>
10275 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10276 Terminate debug dump with newline.
10278 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10280 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10281 Cast "1" to unsigned HOST_WIDE_INT.
10282 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10283 deposit length to the maximum length - lsb. Extend length if
10284 HOST_BITS_PER_WIDE_INT is 32.
10286 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10288 * cgraph.h (constant_pool_htab): New function.
10289 (constant_descriptor_tree): Move from varasm.c.
10290 * varasm.c (constant_pool_htab): New function.
10291 (constant_descriptor_tree): Move to cgraph.h.
10293 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10295 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10297 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10299 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10302 2009-07-20 Xinliang David Li <davidxl@google.com>
10304 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10306 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10308 * config/mips/mips.md (move_type): Add arith.
10309 (type): Handle arith.
10310 (zero_extendsidi2): Rename this into ...
10311 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10312 (zero_extendsidi2): New expander.
10313 (*zero_extendsidi2_dext): New pattern.
10315 2009-07-20 Nick Clifton <nickc@redhat.com>
10317 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10318 to set MIPS_ABI_DEFAULT.
10319 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10321 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10323 * tree-object-size.c (addr_object_size): Handle unions with
10324 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10326 PR tree-optimization/40792
10327 * tree.c (build_function_type_skip_args): Remove bogus assert.
10329 2009-07-20 Jan Hubicka <jh@suse.cz>
10330 Martin Jambor <mjambor@suse.cz>
10332 * cgraph.h (combined_args_to_skip): New field.
10333 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10334 combined_args_to_skip and args_to_skip.
10335 * tree-inline.c (update_clone_info): New function.
10336 (tree_function_versioning): Call update_clone_info.
10337 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10339 (cgraph_materialize_all_clones): More extensive dumping, working
10340 with combined_args_to_skip rather than args_to_skip.
10342 2009-07-20 Ira Rosen <irar@il.ibm.com>
10344 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10345 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10346 (get_initial_def_for_reduction): Likewise.
10347 (vectorizable_reduction): Skip the check of first operand in case
10348 of COND_EXPR. Add check that it is outer loop vectorization if
10349 nested cycle was detected. Call vectorizable_condition() for
10350 COND_EXPR. If reduction epilogue cannot be created do not fail for
10351 nested cycles (if it is not double reduction). Assert that there
10352 is only one type in the loop in case of COND_EXPR. Call
10353 vectorizable_condition() to vectorize COND_EXPR.
10354 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10355 Add parameters. Allow nested cycles if called from
10356 vectorizable_reduction(). Use reduction vector variable if provided.
10357 (vect_analyze_stmt): Call vectorizable_reduction() before
10358 vectorizable_condition().
10359 (vect_transform_stmt): Update call to vectorizable_condition().
10361 2009-07-20 Christian Bruel <christian.bruel@st.com>
10363 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10364 * doc/invoke.texi (-mfmovd): Likewise.
10365 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10367 2009-07-20 Jan Hubicka <jh@suse.cz>
10369 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10370 when handling SSA name.
10372 2009-07-19 Jan Hubicka <jh@suse.cz>
10374 PR tree-optimization/40676
10375 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10376 virtual PHIs in empty BBs.
10378 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10380 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10381 re-expanded the compound use gen_lowpart instead to convert to the
10384 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10386 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10387 OUTER_CONST arguments.
10388 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10389 the new wider mode will be masked off.
10390 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10392 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10394 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10395 high-order bits are zero.
10397 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10399 * combine.c (simplify_shift_const_1): Split code to determine
10400 shift_mode into ...
10401 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10402 new bits shifted in are identical to the old sign bit.
10404 2009-07-18 Richard Guenther <rguenther@suse.de>
10407 * gimplify.c (gimplify_call_expr): Reject code using results from
10408 functions returning void.
10410 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10412 * doc/md.texi: Document the new PowerPC "es" constraint.
10413 Document that "m" can include automodified addresses on this target,
10414 and explain how %U must be used. Extend the "Q" and "Z" documentation
10415 to suggest "es" as well as "m".
10416 * config/rs6000/constraints.md (es): New memory constraint.
10417 (Q, Z): Update strings to match new documentation.
10419 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10421 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10422 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10423 * config/rs6000/predicates.md (volatile_mem_operand): Use
10424 offsettable_nonstrict_memref_p.
10425 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10426 (*floatunssidf2_internal): Likewise.
10427 (*fix_truncdfsi2_internal): Likewise.
10428 (*fix_trunctfsi2_internal): Likewise.
10430 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10432 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10433 atmega32u2 devices.
10434 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10436 2009-07-17 Richard Guenther <rguenther@suse.de>
10439 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10440 (pass_warn_unused_result): Likewise.
10441 (TODO_set_props): Remove.
10442 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10444 (pass_diagnose_omp_blocks): Define.
10445 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10446 (c_gimple_diagnostics_recursively): Remove.
10447 (finish_function): Do not call it.
10448 (c_write_global_declarations): Continue after errors.
10449 Finalize the CU here.
10450 * c-gimplify.c (c_genericize): Do not gimplify here.
10451 * c-common.c (c_warn_unused_result): Move ...
10452 * tree-cfg.c (do_warn_unused_result): ... here.
10453 (run_warn_unused_result): New function.
10454 (gate_warn_unused_result): New function.
10455 (pass_warn_unused_result): New pass.
10456 * c-common.h (c_warn_unused_result): Remove.
10457 * flags.h (flag_warn_unused_result): Declare.
10458 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10459 * opts.c (flag_warn_unused_result): Initialize to false.
10460 * toplev.c (compile_file): Add comment.
10461 * omp-low.c (create_omp_child_function): Do not register
10462 the function with the frontend.
10463 (diagnose_omp_structured_block_errors): Prepare to be
10464 called as optimization pass.
10465 (gate_diagnose_omp_blocks): New function.
10466 (pass_diagnose_omp_blocks): New pass.
10467 * cgraph.h (cgraph_optimize): Remove.
10468 (cgraph_analyze_function): Likewise.
10469 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10470 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10471 before their parents here.
10472 (cgraph_finalize_function): Not here.
10473 (cgraph_analyze_function): Gimplify functions here.
10474 (cgraph_finalize_compilation_unit): Continue after errors.
10475 Optimize the callgraph from here.
10476 (cgraph_optimize): Make static.
10477 * langhooks.c (write_global_declarations): Finalize the CU.
10478 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10479 (gimplify_function_tree): Assert we gimplify only once.
10480 Set PROP_gimple_any property.
10481 * tree-nested.c (gimplify_all_functions): New function.
10482 (lower_nested_functions): Gimplify all nested functions.
10483 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10484 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10485 and pass_diagnose_omp_blocks after gimplification. Do not
10486 set TODO_set_props on all_lowering_passes.
10487 (execute_one_pass): Do not handle TODO_set_props.
10488 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10489 (gimplify.o): Add tree-pass.h dependency.
10490 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10491 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10492 (unsave_r): Likewise.
10493 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10494 temporary variable.
10496 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10498 * doc/service.texi (Service): Restore previously removed link,
10499 which isn't broken after all.
10501 2009-07-17 Richard Guenther <rguenther@suse.de>
10503 PR tree-optimization/40321
10504 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10505 PHI nodes to the maximal set.
10506 (make_values_for_phi): Add PHI arguments to the maximal set.
10507 (execute_pre): Dump PHI_GEN and the maximal set.
10509 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10512 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10515 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10517 * doc/extend.texi (Nested Functions): Replace broken link with
10519 * doc/service.texi (Service): Remove broken link.
10521 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10524 * builtins.c (expand_builtin_memcmp): Use loc instead of
10525 EXPR_LOCATION (exp).
10526 (expand_builtin_strncmp): Likewise.
10528 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10529 Manuel López-Ibáñez <manu@gcc.gnu.org>
10532 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10533 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10534 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10535 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10536 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10537 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10538 tree-inline.c, c-common.c, c-common.h, gimple.c,
10539 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10540 convert.c: Add location argument to fold_{unary,binary,ternary},
10541 fold_build[123], build_call_expr, build_size_arg,
10542 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10543 fold_build1_initializer, fold_build2_initializer,
10544 fold_build3_initializer, fold_build_call_array,
10545 fold_build_call_array_initializer, fold_single_bit_test,
10546 omit_one_operand, omit_two_operands, invert_truthvalue,
10547 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10548 combine_comparisons, fold_builtin_*, fold_call_expr,
10549 build_range_check, maybe_fold_offset_to_address, round_up,
10552 2009-07-16 Jason Merrill <jason@redhat.com>
10555 * c-common.c (c_common_reswords): Add __is_standard_layout
10557 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10558 * doc/implement-cxx.texi: New.
10559 * doc/gcc.texi: Include it.
10561 2009-07-16 DJ Delorie <dj@redhat.com>
10563 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10564 compares that may be indirectly affected by previous instructions.
10566 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10568 * builtins.c (do_mpc_arg2): New.
10569 (fold_builtin_2): Fold builtin cpow.
10570 * real.h (HAVE_mpc_pow): New.
10572 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10574 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10575 comparison to skip unprofitable schedule
10577 2009-07-16 Simon Baldwin <simonb@google.com>
10579 * gcc.c (option_map): New flag -no-canonical-prefixes.
10580 * (display_help): Print help text for new flag.
10581 * (process_command): Move options translation and language specifics
10582 and handle new flag early. Use it to set a function pointer to a
10583 prefix builder. Replace make_relative_prefix calls with calls to
10584 the function pointed to. Ignore new flag in regular options handling.
10585 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10587 2009-07-15 DJ Delorie <dj@redhat.com>
10589 * config/mep/mep.md (sibcall_internal): Change register to avoid
10590 argument registers.
10591 (sibcall_value_internal): Likewise.
10593 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10595 PR rtl-optimization/40710
10596 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10598 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10600 * config/mips/mips.md (*extenddi_truncate<mode>,
10601 *extendsi_truncate<mode>): Change type attribute to move_type
10602 with shift_shift. Split out code handling exts from here ...
10603 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10605 (*extendhi_truncateqi): Change type attribute to move_type with
10606 shift_shift. Split out code handling exts from here ...
10607 (*extendhi_truncateqi_exts): ... to this new pattern.
10609 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10611 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10612 instead of "and" with inverted sign bit mask value. Use
10613 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10614 Allocate registers only for operand 4 and operand 5.
10616 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10618 PR middle-end/40747
10619 * fold-const.c (fold_cond_expr_with_comparison): When folding
10620 < and <= to MIN, make sure the MIN uses the same type as the
10621 comparison's operands.
10623 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10625 * arm.md (ior_xor): New code iterator.
10626 (split for ior/xor with shift and zero-extend): New split pattern.
10627 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10629 2009-07-15 Richard Guenther <rguenther@suse.de>
10631 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10634 2009-07-15 Richard Guenther <rguenther@suse.de>
10636 PR middle-end/40753
10637 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10639 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10641 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10642 handle 2.6.30 kernel.
10644 2009-07-15 DJ Delorie <dj@redhat.com>
10646 * config/mep/mep.md (sibcall_internal): Change register to allow
10647 for 24-bit addresses.
10648 (sibcall_value_internal): Likewise.
10650 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10652 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10653 that are enabled/disabled by the flags introduced by a previous patch.
10655 2009-07-14 DJ Delorie <dj@redhat.com>
10657 * config/mep/mep.md (sibcall_internal): Include non-toggling
10659 (sibcall_value_internal): Likewise.
10661 2009-07-14 Taras Glek <tglek@mozilla.com>
10662 Rafael Espindola <espindola@google.com>
10664 * doc/sourcebuild.texi: Document install-plugin target.
10665 * configure.ac: Added install-plugin target to language makefiles.
10666 * configure: Regenerate.
10667 * Makefile.in: (install-plugin): Install more headers,
10668 depend on lang.install-plugin.
10670 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10672 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10675 2009-07-14 DJ Delorie <dj@redhat.com>
10677 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10678 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10679 * config/mep/mep.md (sibcall_internal): Change test from
10680 mep_vliw_mode_match to mep_vliw_jmp_match.
10681 (sibcall_value_internal): Likewise.
10683 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10685 * config/i386/sse.md (copysign<mode>3): New expander.
10686 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10687 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10688 Use ix86_build_const_vector.
10689 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10690 IX86_BUILTIN_CPYSGNPD.
10691 (builtin_description): Add __builtin_ia32_copysignps and
10692 __builtin_ia32_copysignpd.
10693 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10694 and BUILT_IN_COPYSIGNF.
10696 2009-07-13 Jason Merrill <jason@redhat.com>
10698 * builtins.c (can_trust_pointer_alignment): New fn.
10699 (get_pointer_alignment): Factor it out from here.
10700 * tree.h: Declare it.
10702 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10704 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10707 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10711 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10713 2009-07-14 Richard Guenther <rguenther@suse.de>
10714 Andrey Belevantsev <abel@ispras.ru>
10716 PR middle-end/40745
10717 * cfgexpand.c (partition_stack_vars): Do not bother to update
10718 alias information when not optimizing.
10720 2009-07-14 Richard Guenther <rguenther@suse.de>
10721 Andrey Belevantsev <abel@ispras.ru>
10723 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10724 (pt_solution_set): Likewise.
10725 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10726 * tree-ssa-structalias.c (pt_solution_set): New function.
10727 * final.c (rest_of_clean_state): Free SSA data structures.
10728 * print-rtl.c (print_decl_name): Remove.
10729 (print_mem_expr): Implement in terms of print_generic_expr.
10730 * alias.c (ao_ref_from_mem): New function.
10731 (rtx_refs_may_alias_p): Likewise.
10732 (true_dependence): Query alias-export info.
10733 (canon_true_dependence): Likewise.
10734 (write_dependence_p): Likewise.
10735 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10737 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10738 (mem_expr_equal_p): Use operand_equal_p.
10739 (set_mem_attributes_minus_bitpos): Do not use
10740 component_ref_for_mem_expr.
10741 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10742 (update_alias_info_with_stack_vars): Likewise.
10743 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10744 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10745 explicitly nor clear stmt operands.
10746 Free the decl-to-pointer map.
10747 * tree-optimize.c (execute_free_datastructures): Do not free
10748 SSA data structures here.
10749 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10750 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10751 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10753 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10755 2009-07-13 DJ Delorie <dj@redhat.com>
10757 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10758 unrolling at the right iteration count.
10760 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10763 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10765 * haifa-sched.c (rank_for_schedule): Introduced flags to
10766 enable/disable individual scheduling heuristics.
10767 * common.opt: Introduced flags to enable/disable individual
10768 heuristics in the scheduler.
10769 * doc/invoke.texi: Introduced flags to enable/disable individual
10770 heuristics in the scheduler.
10772 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10774 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10775 config/i386/mingw-tls.c.
10776 * config/i386/mingw-tls.c: Removed.
10778 2009-07-13 Ira Rosen <irar@il.ibm.com>
10780 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10781 checks access only relevant statements.
10782 (vectorizable_reduction): Likewise.
10784 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10786 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10787 just for 32-bit case.
10789 2009-07-12 Jan Hubicka <jh@suse.cz>
10791 PR tree-optimization/40585
10792 * except.c (expand_resx_expr): When there already is resume
10793 instruction, produce linked list.
10794 (build_post_landing_pads): Assert that resume is empty.
10795 (connect_post_landing_pads): Handle resume lists.
10796 (dump_eh_tree): Dump resume list.
10798 2009-07-12 Ira Rosen <irar@il.ibm.com>
10800 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10801 with additional argument.
10802 * tree-vectorizer.h (enum vect_def_type): Add
10803 vect_double_reduction_def.
10804 (vect_is_simple_reduction): Add argument.
10805 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10807 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10808 vect_is_simple_reduction with additional argument.
10809 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10811 (reduction_code_for_scalar_code): Handle additional codes by
10812 returning ERROR_MARK for them. Fix comment and indentation.
10813 (vect_is_simple_reduction): Fix comment, add argument to specify
10814 double reduction. Detect double reduction.
10815 (get_initial_def_for_induction): Fix indentation.
10816 (get_initial_def_for_reduction): Fix comment and indentation.
10817 Handle double reduction. Create initial definitions that do not
10818 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10819 (vect_create_epilog_for_reduction): Fix comment, add argument to
10820 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10821 epilogue result extraction. Create double reduction phi node and
10822 replace relevant uses.
10823 (vectorizable_reduction): Call vect_is_simple_reduction with
10824 additional argument. Fix indentation. Update epilogue code treatment
10825 according to the changes in reduction_code_for_scalar_code. Check
10826 for double reduction. Call vect_create_epilog_for_reduction with
10827 additional argument.
10828 * tree-vect-stmts.c (process_use): Handle double reduction, update
10830 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10831 (vect_get_vec_def_for_operand): Likewise.
10833 2009-07-12 Danny Smith <dansmister@gmail.com>
10835 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10836 dllexport if !TREE_PUBLIC.
10837 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10839 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10841 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10842 (avr_extra_arch_macro) Remove declatation.
10843 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10844 (avr_extra_arch_macro) Declare as static.
10845 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10847 2009-07-11 Jan Hubicka <jh@suse.cz>
10849 PR middle-end/48388
10850 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10852 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10855 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10856 cold_in_std_section bits.
10857 (dwarf2out_begin_prologue): Initialize them.
10858 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10859 if already covered by text_section or cold_text_section range.
10861 PR rtl-optimization/40667
10862 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10863 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10864 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10865 * config/i386/i386.c (ix86_minimum_alignment): New function.
10866 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10867 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10868 * emit-rtl.c (gen_reg_rtx): Likewise.
10869 * function.c (assign_parms): Likewise. If nominal_type needs
10870 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10871 rather than passed_type's alignment.
10874 * function.c (assign_parm_setup_stack): Adjust
10875 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10876 from nominal_mode on big endian.
10878 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10880 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10882 2009-07-10 DJ Delorie <dj@redhat.com>
10884 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10886 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10888 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10890 (thumb2_cbnz): Likewise.
10892 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10895 * config.gcc (supported_defaults): Add synci.
10896 (with_synci): Add validation.
10897 (all_defaults): Add synci.
10898 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10901 * config/mips/mips.opt (msynci): New option.
10902 * config/mips/mips.c (mips_override_options): Warn on use of
10903 -msynci for targets that do now support it.
10904 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10906 * gcc/doc/invoke.texi (-msynci): Document the new option.
10907 * doc/install.texi (--with-synci): Document the new option.
10909 2009-07-10 Richard Guenther <rguenther@suse.de>
10911 PR tree-optimization/40496
10912 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10913 the PHI result with a compatible type.
10915 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10919 * c.opt (Wunused-result): New.
10920 * doc/invoke.texi: Document it.
10921 * c-common.c (c_warn_unused_result): Use it.
10923 2009-07-09 DJ Delorie <dj@redhat.com>
10925 * targhooks.c (default_target_can_inline_p): Rename from
10926 default_target_option_can_inline_p.
10927 * targhooks.h (default_target_can_inline_p): Likewise.
10928 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10929 TARGET_OPTION_CAN_INLINE_P.
10930 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10931 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10932 (mep_target_can_inline_p): Rename from
10933 mep_target_option_can_inline_p.
10936 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10937 registers used to pass vectors.
10939 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10941 2009-07-09 Tom Tromey <tromey@redhat.com>
10943 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10944 * config/mmix/mmix.c: Include dwarf2.h.
10945 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10946 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10947 * config/sh/sh.c: Include dwarf2.h.
10948 * config/i386/i386.c: Include dwarf2.h.
10949 * Makefile.in (DWARF2_H): Remove 'elf'.
10950 * except.c: Include dwarf2.h.
10951 * unwind-dw2.c: Include dwarf2.h.
10952 * dwarf2out.c: Include dwarf2.h.
10953 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10954 * unwind-dw2-fde.c: Include dwarf2.h.
10955 * dwarf2asm.c: Include dwarf2.h.
10957 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10959 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10960 (max_issue): Use it.
10961 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10963 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10964 (region_sched_info): Update.
10965 * sched-ebb.c (ebb_sched_info): Update.
10966 * modulo-sched.c (sms_sched_info): Update.
10967 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10969 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10971 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10973 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10975 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10977 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10979 PR middle-end/40692
10980 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10981 arg1 with arg01 if arg1 is already INTEGER_CST.
10983 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10985 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10986 Transform (and (truncate)) into (truncate (and)).
10988 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10990 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10991 creating LHS paradoxical subregs. Fix surrounding returns to
10992 use NULL_RTX rather than 0.
10994 2009-07-08 DJ Delorie <dj@redhat.com>
10996 * config/mep/mep.c: (mep_option_can_inline_p): New.
10997 (TARGET_OPTION_CAN_INLINE_P): Define.
10999 2009-07-08 Mark Wielaard <mjw@redhat.com>
11002 * dwarf2out.c (add_data_member_location_attribute): When we have
11003 only a constant offset don't emit a new location description using
11004 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11007 2009-07-08 Richard Henderson <rth@redhat.com>
11010 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11011 (enum reg_class): Add CLOBBERED_REGS.
11012 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11013 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11014 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11015 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11016 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11017 force 64-bit sibcalls into R11.
11018 * config/i386/constraints.md (U): New constraint.
11019 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11020 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11021 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11023 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11025 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11027 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11028 * ebitmap.h (dump_ebitmap): Ditto.
11029 * optabs.h (optab_libfunc): Ditto.
11030 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11031 * tree-flow.h (vect_can_force_dr_alignment_p,
11032 get_vectype_for_scalar_type): Ditto.
11033 (vectorize_loops): Move prototype to ...
11034 * tree-vectorizer.h: ... here. Also, adjust comment.
11035 (vect_set_verbosity_level): Remove duplicate prototype.
11036 * tree-ssa-loop.c: Include tree-vectorizer.h.
11037 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11039 2009-07-08 Nick Clifton <nickc@redhat.com>
11041 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11044 2009-07-08 DJ Delorie <dj@redhat.com>
11046 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11047 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11048 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11050 * config/mep/intrinsics.md: Regenerated.
11051 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11052 registers when asm() or calls are detected.
11054 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11057 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11059 * gimple (gimple_build_call_from_tree): Likewise.
11060 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11061 no_warning flag before warning.
11063 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11065 * tree.c (set_expr_locus): Remove.
11066 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11067 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11069 * gimplify.c (internal_get_tmp_var): Likewise.
11070 (gimplify_call_expr): Likewise.
11071 (gimplify_one_sizepos): Likewise.
11073 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11076 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11077 to variables for debugging purposes.
11079 2009-06-23 Mark Loeser <mark@halcy0n.com>
11082 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11084 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11086 * pretty-print.c (pp_base_format): Remove %J.
11087 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11088 gcc_cxxdiag_char_table): Likewise.
11089 (init_dynamic_diag_info): Likewise.
11091 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11093 * pretty-print.c (pp_base_format): Remove %H.
11094 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11095 gcc_cxxdiag_char_table): Likewise.
11096 (init_dynamic_diag_info): Likewise.
11097 * config/mep/mep.c (mep_select_section): Likewise.
11099 2009-07-07 Duncan Sands <baldrick@free.fr>
11101 * final.c (pass_clean_state): Give the pass a name.
11102 * passes.c (pass_rest_of_compilation): Likewise.
11103 * tree-optimize.c (pass_all_optimizations): Likewise.
11105 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11107 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11108 an extra 'decl' for error_at.
11110 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11112 PR middle-end/40669
11113 * tree-tailcall.c (adjust_return_value_with_ops,
11114 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11115 if it has complex or vector type.
11117 2009-07-07 Olivier Hainque <hainque@adacore.com>
11119 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11122 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11124 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11126 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11128 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11129 * c-decl.c: Likewise.
11130 * function.c: Likewise.
11131 * varasm.c: Likewise.
11132 * tree-ssa.c: Likewise.
11133 * c-common.c: Likewise.
11134 * tree-cfg.c: Likewise.
11135 * config/spu/spu.c: Likewise.
11136 * config/ia64/ia64.c: Likewise.
11137 * config/v850/v850.c: Likewise.
11139 2009-07-06 DJ Delorie <dj@redhat.com>
11141 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11142 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11143 unspecified accesses to control registers.
11144 * config/mep/intrinsics.md: Regenerate.
11145 * config/mep/intrinsics.h: Regenerate.
11146 * config/mep/mep-intrin.h: Regenerate.
11148 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11150 * c-lex.c: Replace %H by an explicit location. Update all calls.
11151 * c-common.c: Likewise.
11152 * c-decl.c: Likewise.
11153 * c-typeck.c: Likewise.
11154 * fold-const.c: Likewise.
11155 * gimplify.c: Likewise.
11156 * stmt.c: Likewise.
11157 * tree-cfg.c: Likewise.
11158 * tree-ssa-loop-niter.c: Likewise.
11159 * tree-vrp.c: Likewise.
11160 * value-prof.c: Likewise.
11162 2009-07-06 Diego Novillo <dnovillo@google.com>
11164 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11165 if it has one. Handle cases where VAR does not have an
11166 annotation or cfun is NULL.
11168 2009-07-06 Diego Novillo <dnovillo@google.com>
11170 * tree.c: Include debug.h.
11171 (initialize_tree_contains_struct): New.
11172 (init_ttree): Call it.
11173 (tree_node_structure_for_code): Factor out of ...
11174 (tree_node_structure): ... here.
11175 * treestruct.def (TS_PHI_NODE): Remove.
11176 (TS_GIMPLE_STATEMENT): Remove.
11178 2009-07-06 Diego Novillo <dnovillo@google.com>
11180 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11181 (debug_tree_chain): Handle cycles.
11183 2009-07-06 Nick Clifton <nickc@redhat.com>
11184 DJ Delorie <dj@redhat.com>
11186 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11187 __FMOVD_ENABLED__ is defined.
11189 (TARGET_FMOVD): Provide a default definition.
11190 (MASK_FMOVD): Likewise.
11191 (TARGET_CPU_CPP_BUILTINS): Define
11192 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11193 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11194 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11195 (split for DF load from memory into register): Also handle
11196 MEMs which consist of REG+DISP addressing.
11197 (split for DF store from register to memory): Likewise.
11198 (movsf_ie): Always use single fp_mode.
11199 * config/sh/sh.c (sh_override_options): Do not automatically
11200 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11201 that to the -mfmovd command line switch.
11202 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11203 (fldi_ok): Always allow.
11204 * config/sh/sh.opt (mfmovd): Remove this switch.
11205 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11207 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11208 Kaz Kojima <kkojima@gcc.gnu.org>
11210 PR rtl-optimization/30807
11211 * postreload.c (reload_combine): For every new use of REG_SUM,
11212 record the use of BASE.
11214 2009-07-06 Jan Hubicka <jh@suse.cz>
11216 * params.def: Revert my accidental commit at 2009-06-30.
11218 2009-07-04 Ian Lance Taylor <iant@google.com>
11221 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11223 (mingw_format_attribute_overrides): Likewise.
11225 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11228 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11229 don't check cfa.reg. Instead of cfa.indirect use
11230 fde && fde->drap_reg != INVALID_REGNUM test.
11232 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11234 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11236 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11239 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11241 2009-07-03 Richard Guenther <rguenther@suse.de>
11243 PR tree-optimization/40640
11244 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11247 2009-07-03 Jan Hubicka <jh@suse.cz>
11249 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11250 for size, reduce amount of inlining.
11252 2009-07-03 Richard Guenther <rguenther@suse.de>
11254 PR middle-end/34163
11255 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11256 if t +- x is known to not overflow and the conversion widens the
11258 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11260 2009-07-03 Jan Hubicka <jh@suse.cz>
11262 * ipa-pure-const.c (analyze): Update loop optimizer init.
11263 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11264 try_remove_empty_loop, remove_empty_loops): Remove.
11265 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11266 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11267 to mark regular loops as neccesary.
11268 (degenerate_phi_p): New function.
11269 (propagate_necessity, remove_dead_phis): Use it.
11270 (forward_edge_to_pdom): Likewise.
11271 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11272 virtual PHI nodes that became unreachable.
11273 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11274 * tree-flow.h (remove_empty_loops): Remove.
11275 * passes.c (init_optimization_passes): Remove.
11277 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11279 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11280 can_create_pseudo_p.
11281 (*fix_trunc<mode>_i387_1): Ditto.
11282 (*floathi<mode>2_1): Ditto.
11283 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11284 (*fistdi2_1): Ditto.
11285 (*fist<mode>2_1): Ditto.
11286 (frndintxf2_floor): Ditto.
11287 (*fist<mode>2_floor_1): Ditto.
11288 (frndintxf2_ceil): Ditto.
11289 (*fist<mode>2_ceil_1): Ditto.
11290 (frndintxf2_trunc): Ditto.
11291 (frndintxf2_mask_pm): Ditto.
11292 (fxam<mode>2_i387_with_temp): Ditto.
11293 * config/i386/sse.md (mulv16qi3): Ditto.
11294 (*sse2_mulv4si3): Ditto.
11296 (sse4_2_pcmpestr): Ditto.
11297 (sse4_2_pcmpistr): Ditto.
11299 2009-07-03 Jan Hubicka <jh@suse.cz>
11301 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11302 (mark_stmt_necessary): Set it.
11303 (mark_operand_necessary): Set it.
11304 (mark_control_dependent_edges_necessary): Set it.
11305 (mark_virtual_phi_result_for_renaming): New function.
11306 (get_live_post_dom): New function.
11307 (forward_edge_to_pdom): New function.
11308 (remove_dead_stmt): Fix handling of control dependences.
11309 (tree_dce_init): Init new bitmap.
11310 (tree_dce_done): Free it.
11312 2009-07-02 Richard Guenther <rguenther@suse.de>
11315 * tree-ssa-structalias.c (new_var_info): Initialize
11318 2009-07-02 Jan Hubicka <jh@suse.cz>
11320 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11323 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11325 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11326 instead of recomputing it. Adjust calls.
11327 (emit_store_flag): Adjust recursive calls.
11329 2009-07-02 Richard Guenther <rguenther@suse.de>
11331 * tree-ssa-live.c (remove_unused_locals): Do not remove
11333 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11334 of DECL_EXTERNAL for HEAP variables.
11335 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11336 HEAP variables. Do not adjust RESTRICT vars.
11337 (find_what_var_points_to): Nobody cares if something
11338 points to READONLY.
11340 2009-07-02 Ben Elliston <bje@au.ibm.com>
11342 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11343 pc_low and pc_high declarations to the top of the function.
11345 2009-07-01 DJ Delorie <dj@redhat.com>
11347 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11348 registers as fixed.
11349 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11350 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11351 unspecified accesses to control registers.
11352 * config/mep/intrinsics.md: Regenerate.
11353 * config/mep/intrinsics.h: Regenerate.
11354 * config/mep/mep-intrin.h: Regenerate.
11356 2009-07-01 Anthony Green <green@moxielogic.com>
11358 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11359 instruction when possible.
11360 (moxie_expand_prologue): Ditto. Also, save an instruction and
11361 some complexity by popping off of $r12 instead of $sp.
11362 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11365 2009-07-01 Richard Henderson <rth@redhat.com>
11368 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11369 contained no insns, reposition note before last insn.
11371 2009-07-01 Richard Henderson <rth@redhat.com>
11374 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11375 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11377 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11380 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11381 darwin9 for printing reg addresses with %y.
11383 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11385 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11386 truncation from operands in binary operations.
11388 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11391 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11392 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11393 subreg of op0 to the original op0.
11395 * expmed.c (store_bit_field_1): Use a temporary as the destination
11396 instead of a paradoxical subreg when we need to truncate the result.
11398 2009-07-01 DJ Delorie <dj@redhat.com>
11400 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11401 names to VLIW variants.
11402 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11403 * config/mep/intrinsics.md: Regenerate.
11404 * config/mep/intrinsics.h: Regenerate.
11405 * config/mep/mep-intrin.h: Regenerate.
11407 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11410 * jump.c (returnjump_p): Revert last patch.
11411 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11413 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11416 * pa.md (casesi32p): Use jump table label to determine the offset
11418 (casesi64p): Likewise.
11420 * pa.c (forward_branch_p): Return bool type. Use instruction
11421 addresses when available. Assert that INSN has a jump label.
11422 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11425 2009-07-01 Richard Guenther <rguenther@suse.de>
11427 PR tree-optimization/19831
11428 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11429 that only act as barriers do not make any previous stores necessary.
11430 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11431 HEAP variables global, do not add a constraint from nonlocal.
11432 (find_func_aliases): Handle escapes through return statements.
11433 (compute_points_to_sets): Make escaped HEAP variables global.
11435 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11438 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11439 after reducing a DImode cstore to SImode.
11441 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11443 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11444 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11446 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11448 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11449 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11451 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11452 and umod_optab if TARGET_BSD_DIVMOD.
11453 * config/vax/lib1funcs.asm: New file.
11454 * config/vax/t-linux: New file.
11455 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11457 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11460 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11461 to type arguments that have void type.
11464 * dwarf2out.c (gen_formal_parameter_die): Call
11465 equate_decl_number_to_die if node is different from origin.
11467 2009-06-30 Anthony Green <green@moxielogic.com>
11469 Clean up moxie port for --enable-build-with-cxx.
11470 * config/moxie/moxie.c (moxie_function_value): First two
11471 parameters are const_tree, not tree.
11472 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11473 (REG_CLASS_NAMES): Ditto.
11474 (REGNO_REG_CLASS): Ditto.
11475 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11476 (moxie_function_value): Fix constyness of arguments.
11478 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11480 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11481 finalize_size_functions before further processing.
11482 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11483 (variable_size): Call self_referential_size on size expressions
11484 that contain a PLACEHOLDER_EXPR.
11485 (size_functions): New static variable.
11486 (copy_self_referential_tree_r): New static function.
11487 (self_referential_size): Likewise.
11488 (finalize_size_functions): New global function.
11489 * tree.c: Include tree-inline.h.
11490 (push_without_duplicates): New static function.
11491 (find_placeholder_in_expr): New global function.
11492 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11494 <tcc_expression>: Likewise.
11495 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11496 the call in the expression.
11497 * tree.h (finalize_size_functions): Declare.
11498 (find_placeholder_in_expr): Likewise.
11499 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11500 (substitute_placeholder_in_expr): Update comment.
11501 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11503 (copy_tree_body_r): Likewise.
11504 (copy_tree_body): New static function.
11505 (maybe_inline_call_in_expr): New global function.
11506 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11507 (maybe_inline_call_in_expr): Declare.
11508 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11509 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11512 2009-06-30 Richard Guenther <rguenther@suse.de>
11514 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11516 (propagate_necessity): Do not mark reaching defs of stores
11519 2009-06-30 Jan Hubicka <jh@suse.cz>
11521 * cfgloopanal.c (check_irred): Move into ...
11522 (mark_irreducible_loops): ... here; return true if ireducible
11524 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11525 (analyze_function): Try to prove loop finiteness.
11526 * cfgloop.h (mark_irreducible_loops): Update prototype.
11527 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11529 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11531 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11533 2009-06-30 Ira Rosen <irar@il.ibm.com>
11535 PR tree-optimization/40542
11536 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11539 2009-06-30 Martin Jambor <mjambor@suse.cz>
11541 PR tree-optimization/40582
11542 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11543 than useless_type_conversion_p.
11544 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11547 2009-06-30 Martin Jambor <mjambor@suse.cz>
11549 PR middle-end/40554
11550 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11552 2009-06-30 Richard Guenther <rguenther@suse.de>
11554 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11555 use ao_ref references.
11556 (walk_aliased_vdefs): Likewise.
11557 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11558 * tree-ssa-dce.c (struct ref_data): Remove.
11559 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11560 (mark_aliased_reaching_defs_necessary): Adjust.
11561 (mark_all_reaching_defs_necessary_1): Likewise.
11563 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11566 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11567 (emit_store_flag_1): Extract from emit_store_flag, adjust
11568 calls to (what now is) emit_cstore.
11569 (emit_store_flag): Call emit_store_flag_1 and also use it
11570 for what used to be recursive calls.
11572 2009-06-30 Wei Guozhi <carrot@google.com>
11575 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11576 if the target bb post dominates from bb.
11577 * config/i386/i386.c (memory_address_length): Check existence of base
11578 register before using it.
11580 2009-06-30 Nick Clifton <nickc@redhat.com>
11581 DJ Delorie <dj@redhat.com>
11583 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11584 __FMOVD_ENABLED__ is defined.
11586 (TARGET_FMOVD): Provide a default definition.
11587 (MASK_FMOVD): Likewise.
11588 (TARGET_CPU_CPP_BUILTINS): Define
11589 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11590 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11591 two fmov instructions depending upon whether TARGET_FMOVD is
11593 (split for DF load from memory into register): Also handle
11594 MEMs which consist of REG+DISP addressing.
11595 (split for DF store from register to memory): Likewise.
11596 * config/sh/sh.opt (mfmovd): Remove this switch.
11597 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11598 * config/sh/sh.c (sh_override_options): Do not automatically
11599 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11600 that to the -mfmovd command line switch.
11602 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11604 (fldi_ok): Always allow.
11605 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11607 2009-06-29 DJ Delorie <dj@redhat.com>
11609 * doc/install.texi (mep-x-elf): Correct chip's full name.
11611 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11613 * doc/extend.texi: Fix typo.
11615 2009-06-29 Tom Tromey <tromey@redhat.com>
11617 * dwarf2.h: Remove.
11618 * Makefile.in (DWARF2_H): New variable.
11619 (except.o): Use it.
11620 (dwarf2out.o): Likewise.
11621 (dwarf2asm.o): Likewise.
11622 * config/i386/t-i386: Use DWARF2_H.
11623 * except.c: Include elf/dwarf2.h.
11624 * unwind-dw2.c: Include elf/dwarf2.h.
11625 * dwarf2out.c: Include elf/dwarf2.h.
11626 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11627 <dtprel>: New field.
11628 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11629 (size_of_loc_descr): Likewise.
11630 (output_loc_operands_raw): Likewise.
11631 (output_loc_operands): Handle new dtprel field.
11632 (loc_checksum): Update.
11633 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11634 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11635 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11636 * dwarf2asm.c: Include elf/dwarf2.h.
11637 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11638 * config/mmix/mmix.c: Include elf/dwarf2.h.
11639 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11640 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11641 * config/sh/sh.c: Include elf/dwarf2.h.
11642 * config/i386/i386.c: Include elf/dwarf2.h.
11644 2009-06-29 DJ Delorie <dj@redhat.com>
11646 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11648 * doc/extend.texi: Add MeP attributes and pragmas.
11649 * doc/invoke.text: Add MeP Options.
11650 * doc/contrib.texi: Add MeP contribution.
11651 * doc/md.texi: Add MeP constraints.
11652 * doc/install.texi: Add MeP target.
11654 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11656 * target.h (struct gcc_target): Add frame_pointer_required field.
11657 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11658 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11659 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11661 * reload1.c (update_eliminables): (Ditto.).
11662 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11663 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11664 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11666 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11668 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11669 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11670 (arm_frame_pointer_required): New function.
11672 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11673 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11674 (avr_frame_pointer_required_p): Declare as static.
11675 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11677 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11678 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11679 (bfin_frame_pointer_required): Make as static, change return type
11681 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11683 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11684 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11685 (cris_frame_pointer_required): New function.
11687 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11689 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11690 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11691 (fr30_frame_pointer_required): New function.
11693 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11694 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11695 (frv_frame_pointer_required): Make as static, change return type
11697 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11699 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11700 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11701 (ix86_frame_pointer_required): Make as static, change return type to
11703 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11705 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11706 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11708 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11710 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11712 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11714 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11715 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11716 (mips_frame_pointer_required): Make as static.
11717 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11719 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11720 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11721 (mmix_frame_pointer_required): Mew function.
11723 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11724 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11726 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11728 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11730 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11732 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11733 (CAN_ELIMINATE): Redefine.
11734 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11735 (sparc_frame_pointer_required): New function.
11736 (sparc_can_eliminate): New function.
11737 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11739 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11740 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11742 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11743 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11744 (xtensa_frame_pointer_required): Make as static, change return type
11746 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11749 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11751 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11752 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11753 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11754 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11755 (register_callback): Handle PLUGIN_START_UNIT.
11756 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11758 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11760 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11762 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11763 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11765 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11767 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11770 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11772 * doc/extend.texi (Additional Floating Types): __float128 is also
11773 supported on i386 targets.
11775 2009-06-29 Richard Guenther <rguenther@suse.de>
11777 PR middle-end/14187
11778 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11780 (pt_solutions_same_restrict_base): Declare.
11781 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11783 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11784 (make_constraint_from, make_copy_constraint): Move earlier.
11785 (make_constraint_from_heapvar): New function.
11786 (make_constraint_from_restrict): Likewise.
11787 (handle_lhs_call): Use it.
11788 (find_func_aliases): Use it to track conversions to restrict
11789 qualified pointers.
11790 (struct fieldoff): Add only_restrict_pointers flag.
11791 (push_fields_onto_fieldstack): Initialize it.
11792 (create_variable_info_for): Track global restrict qualified pointers.
11793 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11794 Track restrict qualified pointer arguments.
11795 (set_uids_in_ptset): Use varinfo is_global_var flag.
11796 (find_what_var_points_to): Set the vars_contains_restrict flag.
11797 Always create the points-to solution for sets including restrict tags.
11798 (pt_solutions_same_restrict_base): New function.
11799 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11800 qualified pointers use pt_solutions_same_restrict_base as
11801 additional source for disambiguation.
11803 2009-06-29 Richard Guenther <rguenther@suse.de>
11805 PR middle-end/38212
11806 * alias.c (find_base_decl): Remove.
11807 (get_deref_alias_set_1): Remove restrict handling.
11808 * c-common.c (c_apply_type_quals_to_decl): Do not set
11809 DECL_POINTER_ALIAS_SET.
11810 * gimplify.c (find_single_pointer_decl_1): Remove.
11811 (find_single_pointer_decl): Likewise.
11812 (internal_get_tmp_var): Remove restrict handling.
11813 (gimple_regimplify_operands): Likewise.
11814 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11815 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11816 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11817 * tree.c (restrict_base_for_decl): Remove.
11818 (init_ttree): Do not allocate it.
11819 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11820 LABEL_DECL_UID for label decls.
11821 (copy_node_stat): Do not copy restrict information.
11822 (decl_restrict_base_lookup): Remove.
11823 (decl_restrict_base_insert): Likewise.
11824 (print_restrict_base_statistics): Likewise.
11825 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11826 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11827 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11828 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11829 (LABEL_DECL_UID): Adjust.
11830 (DECL_BASED_ON_RESTRICT_P): Remove.
11831 (DECL_GET_RESTRICT_BASE): Likewise.
11832 (SET_DECL_RESTRICT_BASE): Likewise.
11833 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11835 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11836 instead of DECL_POINTER_ALIAS_SET.
11837 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11838 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11839 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11841 2009-06-29 Richard Guenther <rguenther@suse.de>
11843 PR tree-optimization/40579
11844 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11845 the IL to simplify has constants that overflowed.
11847 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11849 PR tree-optimization/40550
11850 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11851 vector_compute_type only when the size of vector_compute_type is
11852 less than the size of type.
11854 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11856 * fold-const.c (contains_label_1): Fix comments.
11857 (contains_label_p): Do not walk trees multiple time.
11859 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11861 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11862 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11863 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11864 ix86_fp_comparison_operator.
11865 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11866 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11867 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11868 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11869 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11870 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11871 (related splits): Change predicate to ix86_fp_comparison_operator.
11872 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11873 instead of ix86_fp_comparison_codes.
11874 (ix86_trivial_fp_comparison_operator,
11875 ix86_fp_comparison_operator): New.
11876 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11877 (ix86_expand_compare): Eliminate last two parameters.
11878 (ix86_fp_jump_nontrivial_p): Kill.
11879 * config/i386/i386.c (put_condition_code): Eliminate call to
11880 ix86_fp_comparison_codes and subsequent assertion.
11881 (ix86_fp_comparison_codes): Eliminate.
11882 (ix86_fp_swap_condition): New.
11883 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11884 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11885 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11886 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11887 and ix86_fp_swap_condition.
11888 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11889 Use ix86_fp_comparison_strategy.
11890 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11891 (ix86_fp_jump_nontrivial_p): Eliminate.
11892 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11893 call to ix86_expand_compare.
11894 (ix86_split_fp_branch, ix86_expand_setcc,
11895 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11896 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11898 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11900 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11901 related to jump_clobbers.
11902 * config/arm/arm.md (conds): Remove jump_clob case.
11903 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11904 splits): Change comparison_operator to arm_comparison_operator.
11905 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11908 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11910 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11911 condition for floating point modes.
11912 * expmed.c (emit_store_flag_1): Move here a bigger part
11913 of emit_store_flag.
11914 (emit_store_flag): Try swapping the condition for floating point
11916 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11918 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11920 * expr.c (expand_expr_real_1): Just use do_store_flag.
11921 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11922 emit_store_flag_force.
11923 * expmed.c (emit_store_flag_force): Copy here trick
11924 previously in expand_expr_real_1. Try reversing the comparison.
11925 (emit_store_flag_1): Work if target is NULL.
11926 (emit_store_flag): Work if target is NULL, using the result mode
11927 from the comparison. Use split_comparison, restructure final part
11928 to simplify conditionals.
11930 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11932 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11933 * dojump.c (do_jump): Change handling of floating-point
11934 ops to use just do_compare_and_jump.
11935 (split_comparison): New.
11936 (do_compare_rtx_and_jump): Add here logic coming previously
11937 in do_jump, using split_comparison.
11939 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11942 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11944 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11946 * tree-ssa-alias.c: Fix unintentional commit.
11948 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11950 * passes.c (execute_one_pass): Fix unintentional commit.
11952 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11954 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11955 (df_rd_local_compute, df_md_local_compute): Inline them.
11957 (df_md_scratch): New.
11958 (df_md_alloc, df_md_free): Allocate/free it.
11959 (df_md_local_compute): Only include live registers in init.
11960 (df_md_transfer_function): Prune the in-set computed by
11961 the confluence function, and the gen-set too.
11963 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11965 PR rtl-optimization/26854
11966 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11967 * df-problems.c (df_rd_add_problem): Fix comment.
11968 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11969 df_md_simulate_artificial_defs_at_top,
11970 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11971 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11972 df_md_transfer_function, df_md_init, df_md_confluence_0,
11973 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11974 problem_MD, df_md_add_problem): New.
11975 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11976 df_md_get_bb_info): New.
11977 (DF_LAST_PROBLEM_PLUS1): Adjust.
11979 * Makefile.in (fwprop.o): Include domwalk.h.
11980 * fwprop.c: Include domwalk.h.
11981 (reg_defs, reg_defs_stack): New.
11982 (bitmap_only_bit_between): Remove.
11983 (process_defs): New.
11984 (process_uses): Use reg_defs and local_md instead of
11985 bitmap_only_bit_between and local_rd.
11986 (single_def_use_enter_block): New, from build_single_def_use_links.
11987 (single_def_use_leave_block): New.
11988 (build_single_def_use_links): Remove code moved to
11989 single_def_use_enter_block, invoke domwalk.
11990 (use_killed_between): Adjust comment.
11992 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11994 * bitmap.h (bitmap_ior_and_into): New.
11995 * bitmap.c (bitmap_ior_and_into): New.
11997 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11999 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12000 before_dom_children_before_stmts and after_dom_children_after_stmts.
12001 Rename the two remaining callbacks to just before_dom_children and
12002 after_dom_children. Remove other GIMPLE statement walking bits.
12003 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12004 * graphite.c: Do not include domwalk.h.
12005 * tree-into-ssa.c (interesting_blocks): New global.
12006 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12007 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12008 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12009 now that they're not domwalk callbacks.
12010 (rewrite_initialize_block): Rename to...
12011 (rewrite_enter_block): ... this, place after called functions. Test
12012 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12013 (rewrite_finalize_block): Rename to...
12014 (rewrite_leave_block): ... this, place after called functions.
12015 (rewrite_update_init_block): Rename to...
12016 (rewrite_update_enter_block): ... this, place after called functions.
12017 Test interesting_blocks, call rewrite_update_stmt and
12018 rewrite_update_phi_arguments.
12019 (rewrite_update_fini_block): Rename to...
12020 (rewrite_leave_block): ... this, place after called functions.
12021 (rewrite_blocks): Remove last argument, simplify initialization of
12023 (mark_def_sites_initialize_block): Rename to...
12024 (mark_def_sites_block): ... this, call mark_def_sites.
12025 (mark_def_sites_blocks): Remove argument, simplify initialization of
12027 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12028 (update_ssa): Likewise.
12029 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12031 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12032 (dom_opt_initialize_block): Rename to...
12033 (dom_opt_enter_block): ... this, place after called functions. Walk
12034 statements here, inline propagate_to_outgoing_edges.
12035 (dom_opt_finalize_block): Rename to...
12036 (dom_opt_leave_block): ... this, place after called functions.
12037 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12039 (dse_enter_block, dse_record_phi): New.
12040 (dse_record_phis): Delete.
12041 (dse_finalize_block): Rename to...
12042 (dse_leave_block): ... this.
12043 (tree_ssa_dse): Simplify initialization of walk_data.
12044 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12045 Adjust initialization of walk_data.
12046 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12047 * tree-ssa-loop-phiopt.c (get_non_trapping):
12048 Adjust initialization of walk_data.
12049 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12050 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12051 it's not a domwalk callback.
12052 (uncprop_initialize_block): Rename to...
12053 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12054 (dse_finalize_block): Rename to...
12055 (dse_leave_block): ... this.
12056 (tree_ssa_uncprop): Simplify initialization of walk_data.
12057 * Makefile.in: Adjust dependencies.
12059 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12061 * arm.md (casesi): Fix test for Thumb1.
12062 (thumb1_casesi_internal_pic): Likewise.
12063 (thumb1_casesi_dispatch): Likewise.
12065 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12067 * config/arm/arm-cores.def: Added core cortex-m0.
12068 * config/arm/arm-tune.md: Regenerated.
12069 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12071 2009-06-26 DJ Delorie <dj@redhat.com>
12073 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12075 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12076 the scheduler doesn't tag jump insns.
12078 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12080 * c-decl.c (merge_decls): Re-indent.
12082 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12085 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12086 Special-case decimal float constants.
12088 2009-06-26 Richard Henderson <rth@redhat.com>
12090 * function.h (struct function): Add cannot_be_copied_reason,
12091 and cannot_be_copied_set.
12092 * tree-inline.c (has_label_address_in_static_1): Rename from
12093 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12094 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12095 don't set inline_forbidden_reason.
12096 (copy_forbidden): New function, split out of inline_forbidden_p.
12097 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12098 (inline_forbidden_p): Use copy_forbidden.
12099 (tree_versionable_function_p): Likewise.
12100 (inlinable_function_p): Merge into tree_inlinable_function_p.
12101 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12102 * ipa-cp.c (ipcp_versionable_function_p): New function.
12103 (ipcp_cloning_candidate_p): Use it.
12104 (ipcp_node_modifiable_p): Likewise.
12106 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12108 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12109 that is marked not to be inlined. Remove flag_mudflap use.
12110 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12111 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12113 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12116 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12117 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12119 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12121 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12123 (__mingwthr_remove_key_dtor): Likewise.
12125 2009-06-26 Richard Guenther <rguenther@suse.de>
12127 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12129 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12131 PR middle-end/40525
12132 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12133 try the non-cond_exec path also.
12135 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12138 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12139 (output_cbranch): Use new functions.
12140 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12143 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12144 Pat Haugen <pthaugen@us.ibm.com>
12145 Revital Eres <ERES@il.ibm.com>
12147 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12148 for %c error. Add %x support to print VSX registers as a unified
12149 register set, instead of separate float and altivec registers.
12150 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12151 %y case, and add support for VSX pre-modify addresses.
12152 (output_toc): Add assert for CONST containing an integer constant
12154 (rs6000_adjust_cost): Add POWER7 support.
12155 (insn_must_be_first_in_group): Ditto.
12156 (insn_must_be_last_in_group): Ditto.
12157 (rs6000_emit_popcount): Ditto.
12158 (rs6000_vector_mode_supported_p): Ditto.
12160 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12161 Change some of the functions called by macros to being called
12162 through a pointer, so debug functions can be inserted if
12163 -mdebug=addr or -mdebug=cost.
12164 (rs6000_preferred_reload_class_ptr): Ditto.
12165 (rs6000_secondary_reload_class_ptr): Ditto.
12166 (rs6000_secondary_memory_needed_ptr): Ditto.
12167 (rs6000_cannot_change_mode_class_ptr): Ditto.
12168 (rs6000_secondary_reload_inner): Ditto.
12169 (rs6000_legitimize_reload_address): Ditto.
12170 (rs6000_legitimize_reload_address_ptr): Ditto.
12171 (rs6000_mode_dependent_address): Ditto.
12172 (rs6000_mode_dependent_address_ptr): Ditto.
12174 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12175 function to return true if the mode allows reg + integer
12177 (virtual_stack_registers_memory_p): New function to return true if
12178 the address refers to a virtual stack register.
12179 (rs6000_legitimate_offset_address_p): Move code to say whether a
12180 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12182 (rs6000_legitimate_address_p): Add checks for modes that only can
12183 do reg+reg addressing. Start adding VSX support.
12184 (rs6000_legitimize_reload_address): Ditto.
12185 (rs6000_legitimize_address): Ditto.
12186 (rs6000_debug_legitimate_address_p): New debug functions for
12187 -mdebug=addr and -mdebug=cost.
12188 (rs6000_debug_rtx_costs): Ditto.
12189 (rs6000_debug_address_costs): Ditto.
12190 (rs6000_debug_adjust_cost): Ditto.
12191 (rs6000_debug_legitimize_address): Ditto.
12192 (rs6000_legitimize_reload_address_ptr): Point to call normal
12193 function or debug function. Make functions called via pointer
12195 (rs6000_mode_dependent_address_ptr): Ditto.
12196 (rs6000_secondary_reload_class_ptr): Ditto.
12197 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12198 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12199 into a friendlier error.
12200 (rs6000_init_builtins): Add initial VSX support.
12201 (rs6000_adjust_cost): Fix some spacing issues.
12203 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12204 (REG_CLASS_NAMES): Ditto.
12205 (REG_CLASS_CONTENTS): Ditto.
12206 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12207 pointer, to add -mdebug=addr support.
12208 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12209 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12210 -mdebug=addr support.
12211 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12212 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12213 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12215 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12217 (bswapsi*): Set attribute types for load/store. Add combiner
12218 patterns to eliminate zero extend on 64-bit.
12219 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12220 stdbrx if the hardware supports those instructions.
12222 2009-06-25 Ian Lance Taylor <iant@google.com>
12224 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12225 (Link Options): Document -static-libstdc++.
12227 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12230 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12231 DATA_ALIGNMENT instead.
12233 2009-06-25 Richard Guenther <rguenther@suse.de>
12235 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12236 indirect references against the callused/escaped solutions.
12237 (call_may_clobber_ref_p_1): Likewise.
12239 2009-06-25 Martin Jambor <mjambor@suse.cz>
12241 PR tree-optimization/40493
12242 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12243 (enum unscalarized_data_handling): New type.
12244 (handle_unscalarized_data_in_subtree): Return what has been done.
12245 (load_assign_lhs_subreplacements): Handle left flushes differently.
12246 (sra_modify_assign): Use unscalarized_data_handling, simplified
12247 condition determining whether to remove the statement.
12249 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12251 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12252 excerpt - @ should be doubled for texinfo.
12254 2009-06-24 Ian Lance Taylor <iant@google.com>
12256 * config/arc/arc.c: Include "df.h".
12257 (arc_attribute_table): Make static. Move higher in file.
12258 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12259 (output_shift): Initialize n later to avoid warning.
12260 * config/arm/arm.c (arm_attribute_table): Make static. Move
12262 * config/avr/avr.c (avr_attribute_table): Make static. Move
12264 (reg_class_tab): Change array type from int to enum reg_class.
12265 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12267 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12268 (lshrhi3_out): Likewise.
12269 (class_likely_spilled_p): Change return type to bool.
12270 (avr_rtx_costs): Use local code variable with enum type.
12271 * config/avr/avr.md (movmemhi): Use add_reg_note.
12272 (andhi3, andsi3): Don't use AS2 with "and".
12273 (iorhi3, iorsi3): Don't use AS2 with "or".
12274 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12275 * config/crx/crx.c: Include "df.h".
12276 (crx_attribute_table): Make static.
12277 * config/m32r/m32r.c: Include "df.h".
12278 (m32r_attribute_table): Make static. Move higher in file.
12279 (pop): Use add_reg_note.
12280 (block_move_call): Change 0 to LCT_NORMAL in function call.
12281 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12282 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12283 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12284 declare, not just when TREE_CODE is defined.
12285 * config/m68hc11/m68hc11.c: Include "expr.h".
12286 (m68hc11_attribute_table): Make static. Move higher in file.
12287 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12289 (m68hc11_register_indirect_p): Likewise.
12290 (m68hc11_function_arg_padding): Change return type to enum
12292 (emit_move_after_reload): Use add_reg_note.
12293 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12294 (m68hc11_split_logical): Likewise.
12295 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12297 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12298 to VOIDmode in function call.
12299 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12301 (m68hc11_split_logical): Update declaration.
12302 (m68hc11_function_arg_padding): Update declaration.
12303 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12304 to array of enum reg_class.
12305 (mcore_attribute_table): Make static. Move higher in file.
12306 (mcore_rtx_costs): Add cast to enum type.
12307 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12308 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12309 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12311 * config/sh/predicates.md (trapping_target_operand): Rename and to
12313 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12315 * config/spu/spu.c (spu_attribute_table): Make static. Move
12317 * config/v850/v850.c (v850_attribute_table): Make static. Move
12319 (v850_rtx_costs): Use local code with enum type.
12320 (expand_epilogue): Add cast.
12321 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12323 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12326 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12327 -m2a-single-only and -m2a-nofpu.
12328 * config/sh/sh.opt: Document m2a generates FPU code.
12330 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12332 * defaults.h (CAN_ELIMINATE): Provide default.
12333 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12334 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12335 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12336 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12337 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12338 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12339 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12340 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12341 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12342 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12344 2009-06-24 DJ Delorie <dj@redhat.com>
12346 * mep-ext-cop.cpu: Fix copyright notice.
12347 * mep-default: Fix copyright notice.
12348 * mep-core: Fix copyright notice.
12349 * mep: Fix copyright notice.
12350 * mep-ivc2: Fix copyright notice.
12351 * mep-c5: Fix copyright notice.
12353 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12355 * doc/contrib.texi (Contributors):
12357 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12359 PR middle-end/40501
12360 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12361 src and dst operands if necessary.
12363 2009-06-23 DJ Delorie <dj@redhat.com>
12366 * config.gcc: Add mep support.
12367 * recog.c: Resurrect validate_replace_rtx_subexp().
12368 * recog.h: Likewise.
12369 * config/mep/: Add new port:
12370 * config/mep/constraints.md: New file.
12371 * config/mep/default.h: New file.
12372 * config/mep/intrinsics.h: New file.
12373 * config/mep/intrinsics.md: New file.
12374 * config/mep/ivc2-template.h: New file.
12375 * config/mep/mep-c5.cpu: New file.
12376 * config/mep/mep-core.cpu: New file.
12377 * config/mep/mep-default.cpu: New file.
12378 * config/mep/mep-ext-cop.cpu: New file.
12379 * config/mep/mep-intrin.h: New file.
12380 * config/mep/mep-ivc2.cpu: New file.
12381 * config/mep/mep-lib1.asm: New file.
12382 * config/mep/mep-lib2.c: New file.
12383 * config/mep/mep-pragma.c: New file.
12384 * config/mep/mep-protos.h: New file.
12385 * config/mep/mep-tramp.c: New file.
12386 * config/mep/mep.c: New file.
12387 * config/mep/mep.cpu: New file.
12388 * config/mep/mep.h: New file.
12389 * config/mep/mep.md: New file.
12390 * config/mep/mep.opt: New file.
12391 * config/mep/predicates.md: New file.
12392 * config/mep/t-mep: New file.
12394 2009-06-23 Ian Lance Taylor <iant@google.com>
12396 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12397 from loose_warn into c_loose_warn and from strict_warn into
12398 c_strict_warn. Set and substitute warn_cxxflags. Check for
12399 --enable-build-with-cxx. Set and substitute
12400 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12401 * Makefile.in (CXXFLAGS): New variable.
12402 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12403 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12404 the default is the same as $(STRICT_WARN).
12405 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12406 (CXX): New variable.
12407 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12408 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12409 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12410 (HOST_LIBS): New variable.
12411 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12412 (ALL_CXXFLAGS): New variable.
12413 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12414 * doc/install.texi (Configuration): Document
12415 --enable-build-with-cxx, --with-stage1-ldflags,
12416 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12417 * configure: Rebuild.
12419 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12421 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12422 from previous commit.
12424 2009-06-23 Ian Lance Taylor <iant@google.com>
12426 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12428 2009-06-23 Ian Lance Taylor <iant@google.com>
12430 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12431 with ATTRIBUTE_UNUSED.
12433 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12434 Pat Haugen <pthaugen@us.ibm.com>
12435 Revital Eres <eres@il.ibm.com>
12437 * config.in (HAVE_AS_POPCNTD): Add default definition.
12438 (HAVE_AS_LWSYNC): Ditto.
12440 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12442 (gcc_cv_as_powerpc_cmpb): Ditto.
12443 (gcc_cv_as_powerpc_dfp): Ditto.
12444 (gcc_cv_as_powerpc_vsx): Ditto.
12445 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12446 supporting the popcntd/lwsync instructions.
12447 (gcc_cv_as_powerpc_lwsync): Ditto.
12448 * configure: Regenerate.
12450 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12451 -mcpu=native and -mcpu=power7.
12452 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12454 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12455 a variable instead of a mask to reduce the number of mask bits.
12456 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12457 (-mbit-word): Ditto.
12458 (-mregnames): Ditto.
12459 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12460 (-mfused-madd): Ditto.
12462 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12464 (-mvsx): New switch for VSX instructions.
12465 (-misel): Move from a variable to a mask to allow it to be set by
12468 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12469 function declaration to an array declaration.
12470 (rs6000_hard_regno_nregs): New external array declaration.
12472 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12473 files included by rs6000.md.
12475 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12476 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12478 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12480 (rs6000_debug_reg): New -mdebug= variables.
12481 (rs6000_debug_addr): Ditto.
12482 (rs6000_debug_cost): Ditto.
12483 (rs6000_pmode): New variable to hold Pmode.
12484 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12485 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12486 calculated at compiler start.
12487 (rs6000_hard_regno_nregs): Change function to an array which holds
12488 HARD_REGNO_NREGS calculated at compiler start.
12489 (rs6000_explicit_options): Delete isel field.
12490 (rs6000_vector_unit): New array to hold which vector unit
12491 supports arithmetic options for a given type.
12492 (rs6000_vector_mem): New array to hold which vector unit supports
12493 memory reference operations for a given type.
12494 (rs6000_vector_align): New array to given the alignment of each
12496 (power7_cost): New basic costs for power7.
12497 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12498 (rs6000_hard_regno_nregs_internal): New function, moved from
12499 HARD_REGNO_NREGS, to calculate the number of registers each hard
12500 register takes for each type.
12501 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12502 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12503 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12504 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12505 unit information here so it is calculated once at compiler startup
12507 (rs6000_override_options): Make -misel a target mask. Add more
12508 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12509 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12511 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12512 (rs6000_handle_option): Move -misel from variable to target mask.
12513 (rs6000_builtin_mask_for_load): Add VSX support.
12514 (rs6000_conditional_register_usage): Ditto.
12515 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12516 (function_arg_boundary): Ditto.
12517 (rs6000_expand_builtin): Ditto.
12518 (def_builtin): Make abort message a little friendlier.
12519 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12521 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12522 assembler support the popcntd instruction instead of a vsx
12523 instruction to enable power7 support.
12524 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12525 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12526 option to the assembler if -mcpu=native.
12527 (ASM_CPU_NATIVE_SPEC): Ditto.
12528 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12530 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12531 the lwsync instruction.
12532 (enum processor_type): Add PROCESSOR_POWER7.
12533 (rs6000_debug_reg): New -mdebug= options.
12534 (rs6000_debug_addr): Ditto.
12535 (rs6000_debug_cost): Ditto.
12536 (rs6000_isel): Delete.
12537 (enum rs6000_vector): New enum to say what vector unit we have.
12538 (VECTOR_UNIT_*): New macros to say which vector unit has
12539 arithmetic operations for a given type.
12540 (VECTOR_MEM_*): New macros to say which vector unit has memory
12541 operations for a given type.
12542 (TARGET_LDBRX): Whether the machine supports the ldbrx
12544 (TARGET_ISEL): Delete, -misel moved to be a mask.
12545 (TARGET_ISEL64): New macro for 64-bit isel support.
12546 (UNITS_PER_VSX_WORD): New macro.
12547 (POINTER_SIZE): Move to be an external variable, rather than
12548 calculating whether we are generating 32 ot 64-bit code.
12550 (STACK_BOUNDARY): Add VSX support.
12551 (LOCAL_ALIGNMENT): Ditto.
12552 (SLOW_UNALIGNED_ACCESS): Ditto.
12553 (VSX_REGNO_P): New macro for VSX support.
12554 (VFLOAT_REGNO_P): Ditto.
12555 (VINT_REGNO_P): Ditto.
12556 (VLOGICAL_REGNO_P): Ditto.
12557 (VSX_VECTOR_MODE): Ditto.
12558 (VSX_SCALAR_MODE): Ditto.
12560 (VSX_MOVE_MODE): Ditto.
12561 (VSX_REG_CLASS_P): Ditto.
12562 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12564 (UNITS_PER_SIMD_WORD): Add VSX support.
12565 (MODES_TIEABLE_P): Ditto.
12566 (STARTING_FRAME_OFFSET): Ditto.
12567 (STACK_DYNAMIC_OFFSET): Ditto.
12568 (EPILOGUE_USES): Ditto.
12569 (REGNO_REG_CLASS): Move to array lookup.
12570 (CLASS_MAX_NREGS): Ditto.
12571 (rs6000_vector_reg_class): Add declaration.
12572 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12573 overlap with the floating point and Altivec registers.
12575 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12577 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12578 give the appropriate asm switches if -mcpu=native.
12579 (host_detect_local_cpu): Add support for "asm".
12580 (host_detect_local_cpu): Follow GNU code guidelines for name.
12582 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12583 -mbit-word to a variable instead of being a target mask.
12585 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12586 emit the lwsync instruction instead of emitting the instruction as
12587 an integer constant.
12589 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12590 fixuns_trundfsi2, move expander into rs6000.md.
12592 * config/rs6000/rs6000.md (cpu): Add power7.
12593 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12594 (logical predicate patterns): Change the single instruction
12595 primitives that set CR0 to be fast_compare instead of compare.
12597 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12598 (popcntddi2): Ditto.
12599 (popcount<mode>): Ditto.
12600 (floating multiply/add insns): Name the floating point
12601 multiply/add insns.
12602 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12603 (isel_unsigned_<mode>): Ditto.
12604 (fixuns_trundfsi2): Move expander here from spe.md.
12605 (smindi3): Define if we have -misel on 64-bit systems.
12610 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12612 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12614 * config/avr/avr.c (avr_current_device): New variable.
12615 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12616 (avr_arch, mcu_type_s): Move to avr.h.
12617 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12618 default_data_section_start fields.
12619 (avr_arch): Moved from avr.c.
12620 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12621 library_name fields.
12622 (avr_current_device, avr_mcu_types, avr_arch_types,
12623 avr_device_to_arch, avr_device_to_data_start,
12624 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12625 (EXTRA_SPEC_FUNCTIONS): Define.
12626 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12627 options mapping. Use device_to_arch and device_to_data_start insted.
12628 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12629 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12630 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12631 * config/avr/driver-avr.c: New file.
12632 * config/avr/avr-devices.c: New file.
12634 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12636 * var-tracking.c (unshare_variable): Force initialized to
12637 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12638 (set_variable_part): Likewise.
12639 (struct variable_union_info): Remove pos_src field.
12640 (vui_vec, vui_allocated): New variables.
12641 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12642 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12643 == 1 use a simpler sorting algorithm. Compute pos field right
12644 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12645 Avoid quadratic comparison if !flag_var_tracking_uninit.
12646 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12647 unshare_variable unconditionally.
12648 (dataflow_set_different_2): Removed.
12649 (dataflow_set_different): Don't traverse second hash table.
12650 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12651 unconditionally to var_reg_set or var_mem_set.
12652 (emit_notes_in_bb): Likewise.
12653 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12655 (emit_note_insn_var_location): Don't set initialized to
12656 VAR_INIT_STATUS_INITIALIZED early.
12657 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12659 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12661 * tree-object-size.c (addr_object_size): Instead of checking
12662 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12663 are no FIELD_DECLs following it.
12665 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12667 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12668 order to match bswaps with signed source operands.
12670 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12672 * sdbout.c (sdbout_one_type): Fix braces in switch.
12674 2009-06-23 Richard Guenther <rguenther@suse.de>
12676 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12678 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12679 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12680 var_callused, callused_tree, var_storedanything, storedanything_tree,
12681 var_integer, integer_tree): Remove global variables.
12682 (new_var_info): Do not pass new id, append the new var to the
12683 global variable vector.
12684 (do_ds_constraint): Use is_global_var member of the variable-info.
12685 (new_scalar_tmp_constraint_exp): Adjust.
12686 (create_function_info_for): Likewise.
12687 (create_variable_info_for): Likewise.
12688 (find_what_var_points_to): Remove dead code.
12689 (init_base_vars): Simplify.
12690 (compute_points_to_sets): Adjust.
12692 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12694 * combine.c (try_combine): Dump information about the insns we're
12697 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12699 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12700 check when calling force_to_mode on TRUNCATE's operand.
12702 2009-06-22 Ian Lance Taylor <iant@google.com>
12704 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12706 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12708 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12710 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12712 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12713 override library linkage flags such as -static-libgcc or
12716 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12718 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12720 2009-06-22 Ian Lance Taylor <iant@google.com>
12722 * config/linux.opt: Put mglibc ahead of muclibc.
12724 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12725 for duplicate decls.
12727 2009-06-22 Matthias Klose <doko@ubuntu.com>
12729 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12731 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12734 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12735 instead of NULL if a parser error occurs.
12737 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12739 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12740 non-DWARF2_DEBUGGING_INFO version.
12742 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12744 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12745 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12747 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12748 (LIBGCC2_TF_CEXT): Define.
12751 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12754 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12756 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12758 * config/arm/arm.c (arm_override_options): Disable
12759 -mcaller-super-interworking and -mcallee-super-interworking.
12760 * doc/invoke.texi (ARM Options): Document this.
12762 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12764 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12765 * config/arm/constraints.md (j): New constraint for movw operands.
12766 (N): Remove thumb2 meaning.
12767 * config/arm/arm.md (*arm_movw): Delete.
12768 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12769 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12770 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12772 2009-06-22 Martin Jambor <mjambor@suse.cz>
12774 PR tree-optimization/40492
12775 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12776 build_ref_for_offset.
12778 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12780 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12781 JUMP_TABLE_DATA_P predicates where applicable.
12782 * auto-inc-dec.c: Ditto.
12783 * builtins.c: Ditto.
12784 * caller-save.c: Ditto.
12786 * cfgcleanup.c: Ditto.
12787 * cfglayout.c: Ditto.
12789 * combine.c: Ditto.
12790 * combine-stack-adj.c: Ditto.
12794 * df-scan.c: Ditto.
12796 * dwarf2asm.c: Ditto.
12797 * dwarf2out.c: Ditto.
12798 * emit-rtl.c: Ditto.
12804 * function.c: Ditto.
12807 * genpreds.c: Ditto.
12808 * genrecog.c: Ditto.
12810 * ira-costs.c: Ditto.
12811 * ira-lives.c: Ditto.
12813 * loop-iv.c: Ditto.
12814 * lower-subreg.c: Ditto.
12815 * modulo-sched.c: Ditto.
12817 * postreload.c: Ditto.
12818 * print-rtl.c: Ditto.
12820 * reginfo.c: Ditto.
12821 * regmove.c: Ditto.
12822 * reload1.c: Ditto.
12825 * rtlanal.c: Ditto.
12827 * sched-vis.c: Ditto.
12829 * sel-sched-ir.c: Ditto.
12830 * simplify-rtx.c: Ditto.
12831 * targhooks.c: Ditto.
12832 * var-tracking.c: Ditto.
12833 * vmsdbgout.c: Ditto.
12835 2009-06-22 Matthias Klose <doko@ubuntu.com>
12837 * Makefile.in (install-plugin): Always use DESTDIR.
12839 2009-06-22 Olivier Hainque <hainque@adacore.com>
12841 * config/pa/pa.c (output_call): Don't optimize post call jumps
12842 into return address adjustments if the call may throw.
12844 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12846 * arm.c (thumb1_output_casesi): New function.
12847 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12848 optimizing for size or PIC.
12849 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12850 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12851 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12852 (thumb1_casesi_internal_pic): New expand rule.
12853 (thumb1_casesi_dispatch): New pattern.
12854 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12856 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12857 in the text seciton when PIC or optimizing for size.
12858 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12859 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12860 preservation properties of code.
12861 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12862 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12863 (__gnu_thumb1_case_si): New function.
12864 * t-arm (LIB1ASMSRC): Define here.
12865 (LIB1ASMFUNCS): Add some common functions.
12866 * t-arm-elf (LIB1ASMSRC): Delete.
12867 (LIB1ASMFUNCS): Append to existing set.
12868 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12869 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12870 * t-symbian (LIB1ASMFUNCS): Likewise.
12871 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12872 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12874 2009-06-21 Richard Guenther <rguenther@suse.de>
12876 PR tree-optimization/38729
12877 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12878 to loops with a single exit if -fno-expensive-optimizations.
12880 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12882 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12883 (dataflow_set): Change vars type from htab_t to shared_hash.
12884 (shared_hash_pool, empty_shared_hash): New variables.
12885 (vars_clear): Removed.
12886 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12887 shared_hash_find_slot_unshare, shared_hash_find_slot,
12888 shared_hash_find_slot_noinsert, shared_hash_find): New
12890 (shared_hash_unshare, shared_hash_destroy): New functions.
12891 (unshare_variable): Unshare set->vars if shared, use
12893 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12894 (get_init_value, find_src_set_src, dump_dataflow_set,
12895 clobber_variable_part, emit_notes_for_differences): Use
12897 (dataflow_set_init): Remove second argument, set vars to
12898 empty_shared_hash instead of creating a new htab.
12899 (dataflow_set_clear): Call shared_hash_destroy and set vars
12900 to empty_shared_hash instead of calling vars_clear.
12901 (dataflow_set_copy): Don't call vars_copy, instead just share
12902 the src htab with dst.
12903 (variable_union): Use shared_hash_*, use initially NO_INSERT
12904 lookup if set->vars is shared. Don't keep slot cleared before
12905 calling unshare_variable. Unshare set->vars if needed.
12906 Even ->refcount == 1 vars must be unshared if set->vars is shared
12907 and var needs to be modified.
12908 (variable_canonicalize): New function.
12909 (dataflow_set_union): If dst->vars is empty, just share src->vars
12910 with dst->vars and traverse with variable_canonicalize to canonicalize
12911 and unshare what is needed.
12912 (dataflow_set_different): If old_set and new_set use the same shared
12913 htab, they aren't different. If number of htab elements is different,
12914 htabs are different. Use shared_hash_*.
12915 (dataflow_set_destroy): Call shared_hash_destroy instead of
12917 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12918 second argument to dataflow_set_init.
12919 (vt_initialize): Likewise. Initialize shared_hash_pool and
12920 empty_shared_hash, move bb in/out initialization afterwards.
12921 Use variable_htab_free instead of NULL as changed_variables del hook.
12922 (variable_was_changed): Change type of second argument to pointer to
12923 dataflow_set. When inserting var into changed_variables, bump
12924 refcount. Unshare set->vars if set is shared htab and slot needs to
12926 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12927 lookup if set->vars is shared. Unshare set->vars if needed.
12928 Even ->refcount == 1 vars must be unshared if set->vars is shared
12929 and var needs to be modified. Adjust variable_was_changed caller.
12930 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12931 vars must be unshared if set->vars is shared and var needs to be
12932 modified. Adjust variable_was_changed caller.
12933 (emit_note_insn_var_location): Don't pool_free var.
12934 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12936 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12937 free_alloc_pool on shared_hash_pool.
12939 2009-06-20 Anthony Green <green@moxielogic.com>
12941 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12942 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12944 2009-06-20 Richard Guenther <rguenther@suse.de>
12946 * tree-ssa-structalias.c (find_func_aliases): For memset use
12947 a constraint from NULL if we memset to zero.
12948 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12949 we explicitly handle that do not read from memory.
12950 (call_may_clobber_ref_p_1): Properly handle builtins that may
12953 2009-06-20 Richard Guenther <rguenther@suse.de>
12955 PR tree-optimization/40495
12956 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12957 (new_scalar_tmp_constraint_exp): New function.
12958 (process_constraint): Do not create temporary decls.
12959 (process_all_all_constraints): Likewise.
12960 (handle_const_call): Likewise.
12961 (create_function_info_for): Do not set decl.
12963 2009-06-19 Ian Lance Taylor <iant@google.com>
12965 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12966 (rs6000_attribute_table): Make static; move before use.
12968 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12970 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12971 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12972 Propagate the TREE_READONLY flag without overwriting it.
12973 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12974 Propagate the TREE_READONLY flag onto the result.
12975 (process_call_operands): Move around. Use correct constant value.
12977 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12980 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12981 * config/arm/arm.md: Likewise.
12983 2009-06-19 Ian Lance Taylor <iant@google.com>
12985 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12986 to GIMPLE_ERROR_MARK.
12988 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12989 op2_original_type parameters. Warn about using different enum types.
12990 * c-parser.c (c_parser_conditional_expression): Pass original
12991 types to build_conditional_expr.
12992 * c-tree.h (build_conditional_expr): Update declaration.
12994 2009-06-19 Ian Lance Taylor <iant@google.com>
12996 * config/i386/i386.c (ix86_function_specific_save): Test that
12997 fields match values, rather than testing the values are in a
13000 2009-06-19 Richard Guenther <rguenther@suse.de>
13002 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13003 ADDR_EXPR pointers.
13004 (ptr_derefs_may_alias_p): Likewise.
13005 (ptr_deref_may_alias_ref_p_1): New function.
13006 (ptr_deref_may_alias_ref_p): Likewise.
13007 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13008 covered by looking at the ESCAPED solution.
13009 (call_may_clobber_ref_p_1): Likewise.
13010 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13011 Handle NULL_TREE offset. Do not produce redundant constraints.
13012 (process_all_all_constraints): New helper function.
13013 (do_structure_copy): Use it.
13014 (handle_lhs_call): Likewise.
13015 (find_func_aliases): Handle some builtins with pointer arguments
13016 and/or return values explicitly.
13018 2009-06-19 Ian Lance Taylor <iant@google.com>
13020 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13022 2009-06-19 Ian Lance Taylor <iant@google.com>
13024 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13026 2009-06-19 Ian Lance Taylor <iant@google.com>
13028 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13029 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13032 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13033 uninitialized const.
13035 2009-06-19 Ian Lance Taylor <iant@google.com>
13037 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13040 * c-decl.c (in_struct, struct_types): Remove.
13041 (struct c_binding): Add in_struct field.
13042 (c_binding_ptr): Define type, along with VEC.
13043 (struct c_struct_parse_info): Define.
13044 (struct_parse_info): New static variable.
13045 (bind): Initialize in_struct field.
13046 (start_struct): Remove enclosing_in_struct and
13047 enclosing_struct_types parameters. Add
13048 enclosing_struct_parse_info parameter. Change all callers. Set
13049 struct_parse_info rather than in_struct and struct_types.
13050 (grokfield): If -Wc++-compat and there is a symbol binding for the
13051 field name, set the in_struct flag and push it on the
13052 struct_parse_info->fields vector.
13053 (warn_cxx_compat_finish_struct): New static function.
13054 (finish_struct): Remove enclosing_in_struct and
13055 enclosing_struct_types parameters. Add
13056 enclosing_struct_parse_info parameter. Change all callers. Don't
13057 set C_TYPE_DEFINED_IN_STRUCT here. Call
13058 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13059 parameter. Only push on struct_types if warn_cxx_compat.
13060 (finish_enum): Only push on struct_types if warn_cxx_compat.
13061 (declspecs_add_type): Add loc parameter. Change all callers.
13062 Change all error calls to error_at. Pass loc, not input_location,
13063 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13064 defined in a struct. If -Wc++-compat and parsing a struct, record
13065 that a typedef name was used.
13066 * c-parser.c (c_parser_declspecs): Get location to pass to
13067 declspecs_add_type.
13068 (c_parser_struct_or_union_specifier): Update calls to start_struct
13070 * c-tree.h (struct c_struct_parse_info): Declare.
13071 (finish_struct, start_struct): Update declarations.
13072 (declspecs_add_type): Update declaration.
13074 2009-06-19 Ian Lance Taylor <iant@google.com>
13076 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13077 variable with an anonymous type.
13079 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13081 * see.c: Remove for real.
13083 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13085 * optabs.h (enum optab_index): Add new OTI_significand.
13086 (significand_optab): Define corresponding macro.
13087 * optabs.c (init_optabs): Initialize significand_optab.
13088 * genopinit.c (optabs): Implement significand_optab using
13089 significand?f2 patterns.
13090 * builtins.c (expand_builtin_mathfn): Handle
13091 BUILT_IN_SIGNIFICAND{,F,L}.
13092 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13093 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13095 * config/i386/i386.md (significandxf2, significand<mode>2): New
13096 expanders to implement significandf, significand and significandl
13097 built-ins as inline x87 intrinsics.
13099 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13101 * config/avr/avr.c (avr_override_options): Remove setting value of
13102 PARAM_INLINE_CALL_COST.
13104 2009-06-18 Richard Henderson <rth@redhat.com>
13107 * tree-pass.h (TDF_ASMNAME): New.
13108 * tree-dump.c (dump_options): Add asmname.
13109 * doc/invoke.texi: Document it.
13111 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13112 (dump_decl_name): ...here.
13113 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13114 (dump_generic_node): Update dump_function_name calls.
13115 (print_call_name): New flags arg; update all dump calls.
13116 * diagnostic.h (print_call_name): Update.
13117 * gimple-pretty-print.c (dump_gimple_call): Update.
13119 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13122 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13124 2009-06-18 Diego Novillo <dnovillo@google.com>
13126 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13127 * plugin.c (str_license): Declare.
13128 (try_init_one_plugin): Assert that the symbol
13129 'plugin_is_GPL_compatible' exists.
13131 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13134 * Makefile.in (OBJS-common): Remove see.o.
13136 * common.opt (fsee): Mark as preserved for backward compatibility.
13137 * opts.c (common_handle_option): Add OPT_fsee to the backward
13138 compatibility section.
13139 * passes.c (init_optimization_passes, pass_see): Remove pass.
13140 * timevar.def (TV_SEE): Remove.
13141 * tree-pass.h (pass_see): Remove declaration.
13142 * doc/invoke.texi (-fsee): Remove documentation.
13144 2009-06-18 Martin Jambor <mjambor@suse.cz>
13146 * tree-sra.c: Include statistics.h
13147 (sra_stats): New variable.
13148 (sra_initialize): Clear sra_stats.
13149 (create_access_replacement): Increment sra_stats.replacements.
13150 (get_access_replacement): Do not return twice.
13151 (analyze_all_variable_accesses): Increment statistics counter by the
13152 number of scalarized aggregates.
13153 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13154 (sra_modify_expr): Increment sra_stats.exprs.
13155 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13156 (sra_modify_assign): Increment sra_stats.exprs,
13157 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13158 (perform_intra_sra): Update statistics counters.
13159 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13161 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13163 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13164 (arm_scalar_mode_supported_p): New function.
13166 2009-06-18 Paul Brook <paul@codesourcery.com>
13167 Sandra Loosemore <sandra@codesourcery.com>
13169 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13170 (__extendhfsf2, __truncsfhf2): Define.
13171 * config/arm/fp16.c: New file.
13172 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13173 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13175 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13177 * doc/extend.texi (Half-Precision): New section.
13178 * doc/invoke.texi (Option Summary): List -mfp16-format.
13179 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13180 * config/arm/arm.opt (mfp16-format=): New.
13181 * config/arm/arm.c: Include intl.h.
13182 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13183 (TARGET_INVALID_RETURN_TYPE): Redefine.
13184 (TARGET_PROMOTED_TYPE): Redefine.
13185 (TARGET_CONVERT_TO_TYPE): Redefine.
13186 (arm_fp16_format): Define.
13187 (all_fpus): Add entry for neon-fp16.
13188 (fp_model_for_fpu): Likewise.
13189 (struct fp16_format): Declare.
13190 (all_fp16_formats): Define.
13191 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13193 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13195 (arm_legitimate_index_p): Treat HFmode like HImode.
13196 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13197 (coproc_secondary_reload_class): Special-case HFmode.
13198 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13199 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13200 (arm_init_fp16_builtins): New.
13201 (arm_init_builtins): Call it.
13202 (arm_invalid_parameter_type): New.
13203 (arm_invalid_return_type): New.
13204 (arm_promoted_type): New.
13205 (arm_convert_to_type).
13206 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13208 (arm_emit_fp16_const): New function.
13209 (arm_mangle_type): Mangle __fp16 as "Dh".
13210 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13212 (TARGET_NEON_FP16): New.
13213 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13214 (enum fputype): Add FPUTYPE_NEON_FP16.
13215 (enum arm_fp16_format_type): Declare.
13216 (arm_fp16_format): Declare.
13217 (LARGEST_EXPONENT_IS_NORMAL): Define.
13218 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13219 * config/arm/arm-modes.def (HFmode): Define.
13220 * config/arm/vfp.md: (*movhf_vfp): New.
13221 (extendhfsf2): New.
13223 * config/arm/arm.md: (fpu): Add neon_fp16.
13224 (floatsihf2, floatdihf2): New.
13225 (fix_trunchfsi2, fix_trunchfdi2): New.
13227 (extendhfdf2): New.
13229 (*arm32_movhf): New.
13230 (*thumb1_movhf): New.
13231 (consttable_2): Add check for HFmode constants.
13232 (consttable_4): Handle HFmode constants.
13234 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13236 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13238 2009-06-17 Olivier Hainque <hainque@adacore.com>
13240 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13241 const char ** conversion in AIX specific section.
13243 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13245 * config/i386/i386.c (ix86_special_builtin_type): Remove
13246 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13247 (bdesc_special_args): Updated.
13248 (ix86_init_mmx_sse_builtins): Likewise.
13249 (ix86_expand_special_args_builtin): Likewise.
13251 2009-06-17 Richard Henderson <rth@redhat.com>
13253 * tree-pretty-print.c (maybe_dump_asm_name): New.
13254 (dump_decl_name): Use it.
13255 (PRINT_FUNCTION_NAME): Merge into...
13256 (dump_function_name): ... here. Use maybe_dump_asm_name.
13258 2009-06-17 Cary Coutant <ccoutant@google.com>
13260 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13262 * debug.c (struct gcc_debug_hooks): Change placeholder for
13264 (debug_nothing_int_charstar_int): Replaced by...
13265 (debug_nothing_int_charstar_int_bool): ...this.
13266 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13267 source_line prototype.
13268 (debug_nothing_int_charstar_int): Replaced by...
13269 (debug_nothing_int_charstar_int_bool): ...this.
13270 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13271 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13272 Output is_stmt operand when necessary.
13273 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13274 (notice_source_line): Add is_stmt parameter.
13275 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13276 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13278 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13279 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13281 2009-06-17 Ian Lance Taylor <iant@google.com>
13283 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13285 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13288 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13290 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13291 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13292 tree_strip_sign_nop_conversions and
13293 tree_ssa_strip_useless_type_conversions rather than stripping
13294 the operations here.
13295 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13297 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13298 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13299 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13300 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13303 2009-06-17 Michael Eager <eager@eagercon.com>
13305 * config/rs6000/constraints.md (register_constraint "d"): New.
13306 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13307 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13308 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13309 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13310 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13311 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13312 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13313 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13314 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13315 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13317 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13318 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13319 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13320 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13321 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13322 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13323 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13324 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13325 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13326 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13327 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13328 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13329 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13330 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13332 2009-06-16 Ian Lance Taylor <iant@google.com>
13334 * profile.c (total_num_never_executed): Don't define.
13335 (compute_branch_probabilities): Don't count or print
13336 num_never_executed.
13337 (init_branch_prob): Don't set total_num_never_executed.
13338 (end_branch_prob): Don't print total_num_never_executed.
13340 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13342 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13344 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13346 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13347 (nabstd2_fpr): Same.
13349 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13351 * expr.c (expand_assignment): Change complex type check.
13353 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13355 * doc/plugins.texi (Building GCC plugins): Added new section.
13357 2009-06-17 Ian Lance Taylor <iant@google.com>
13359 * c-pch.c (get_ident): Don't set size of templ array.
13360 (pch_init): Don't set size of partial_pch array.
13362 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13363 string constant to intialize an array whose size is the length of
13366 2009-06-17 Richard Guenther <rguenther@suse.de>
13368 PR tree-optimization/40389
13369 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13370 to addressable types.
13371 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13373 2009-06-17 Richard Guenther <rguenther@suse.de>
13375 PR middle-end/40460
13376 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13377 if there is no evolution of left in the loop bail out.
13378 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13379 chrec_fold_multiply.
13381 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13382 Janis Johnson <janis187@us.ibm.com>
13385 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13386 for the symbol ref of a constant that is the source of a move
13387 - nor for any other not-obvious-label-ref constants.
13389 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13391 * plugin.c (position_pass): Skip newly inserted pass during list
13392 traversal to avoid repeated insertion.
13394 2009-06-16 Ian Lance Taylor <iant@google.com>
13396 * vec.h (VEC_stack_alloc): Define different version if
13397 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13398 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13399 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13400 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13402 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13404 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13406 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13407 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13408 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13409 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13410 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13411 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13412 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13413 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13414 __builtin_ia32_rdtscp.
13415 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13416 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13417 and __builtin_ia32_rorhi.
13418 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13419 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13420 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13421 (ix86_expand_args_builtin): Likewise.
13422 (ix86_expand_special_args_builtin): Likewise.
13424 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13425 (UNSPECV_RDTSC): Likewise.
13426 (UNSPECV_RDPMC): Likewise.
13427 (*bsr): Renamed to ...
13429 (*bsr_rex64): Renamed to ...
13432 (*rdpmc): Likewise.
13433 (*rdpmc_rex64): Likewise.
13435 (*rdtsc): Likewise.
13436 (*rdtsc_rex64): Likewise.
13437 (rdtscp): Likewise.
13438 (*rdtscp): Likewise.
13439 (*rdtscp_rex64): Likewise.
13441 * config/i386/ia32intrin.h: New.
13443 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13445 2009-06-16 Ian Lance Taylor <iant@google.com>
13447 * ira-build.c (copy_info_to_removed_store_destinations):
13448 Initialize parent_a.
13450 2009-06-16 Ian Lance Taylor <iant@google.com>
13452 * c-decl.c (grokdeclarator): Change size_varies to bool.
13454 2009-06-16 Ian Lance Taylor <iant@google.com>
13456 * sel-sched.c: Make forward declarations of move_op_hooks and
13457 fur_hooks explicitly extern.
13459 2009-06-16 Ian Lance Taylor <iant@google.com>
13461 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13462 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13464 2009-06-16 Ian Lance Taylor <iant@google.com>
13466 * resource.c (mark_referenced_resources): Change
13467 include_delayed_effects parameter to bool. Change all callers.
13468 (mark_end_of_function_resources): Likewise.
13469 * reorg.c (insn_references_resource_p): Likewise.
13470 (insn_sets_resource_p): Likewise.
13471 * resource.h (mark_referenced_resources): Update declaration.
13472 (mark_end_of_function_resources): Update declaration.
13474 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13476 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13478 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13480 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13481 GCC can bootstrap on AIX with GNU Binutils 2.20.
13483 2009-06-16 Ian Lance Taylor <iant@google.com>
13485 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13487 2009-06-16 Ian Lance Taylor <iant@google.com>
13489 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13490 inline, not extern inline.
13491 (exact_log2): Likewise.
13492 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13494 (exact_log2): Likewise, but don't test CTZ_HWI.
13496 2009-06-16 Ian Lance Taylor <iant@google.com>
13498 * bitmap.c (bitmap_clear): Don't declare as inline.
13499 * gimple.c (gimplify_assign): Likewise.
13500 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13501 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13502 (sched_scan_info): Remove duplicate definition.
13504 2009-06-16 Ian Lance Taylor <iant@google.com>
13506 * c-common.c (skip_evaluation): Don't define.
13507 (c_inhibit_evaluation_warnings): Define global variable.
13508 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13509 than skip_evaluation.
13510 (convert_and_check, warn_for_div_by_zero): Likewise.
13511 * c-common.h (skip_evaluation): Don't declare.
13512 (c_inhibit_evaluation_warnings): Declare.
13513 * c-parser.c (c_parser_typeof_specifier): Set
13514 c_inhibit_evaluation_warnings rather than skip_evaluation.
13515 (c_parser_conditional_expression): Likewise.
13516 (c_parser_binary_expression): Likewise.
13517 (c_parser_sizeof_expression): Likewise.
13518 (c_parser_alignof_expression): Likewise.
13519 * c-typeck.c (build_indirect_ref): Check
13520 c_inhibit_evaluation_warnings rather than skip_evaluation.
13521 (build_conditional_expr, build_binary_op): Likewise.
13523 2009-06-16 Richard Guenther <rguenther@suse.de>
13525 * tree-ssa-alias.c (is_escape_site): Remove.
13526 * tree-ssa-alias.h (enum escape_type): Remove.
13527 (is_escape_site): Likewise.
13528 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13529 via casts and asms without deferring to is_escape_site.
13531 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13533 PR middle-end/40446
13534 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13535 use gen_lowpart if op0 has complex mode.
13537 2009-06-16 Richard Guenther <rguenther@suse.de>
13539 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13540 variables add them to ESCAPED.
13541 (find_func_aliases): Do not make all indirectly stored values escaped.
13543 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13545 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13546 make_decl_one_only.
13548 2009-06-16 Martin Jambor <mjambor@suse.cz>
13550 PR tree-optimization/40432
13551 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13552 check whether we need to force gimple register operand.
13554 2009-06-16 Martin Jambor <mjambor@suse.cz>
13556 PR tree-optimization/40413
13557 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13558 build_ref_for_offset.
13559 (propagate_subacesses_accross_link): Fix a typo in a comment.
13561 2009-06-16 Ira Rosen <irar@il.ibm.com>
13563 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13564 with additional parameter.
13565 * tree-vectorizer.h (enum vect_def_type): Add new value
13567 (enum vect_relevant): Add comments.
13568 (vect_is_simple_reduction): Add new argument.
13569 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13570 Detect nested cycles.
13571 (vect_is_simple_reduction): Update documentation, add an argument to
13572 distinguish inner-loop reduction from nested cycle, detect nested
13573 cycles, fix printings and indentation, don't swap operands in case
13575 (get_initial_def_for_reduction): Handle subtraction.
13576 (vect_create_epilog_for_reduction): Add new argument to specify
13577 reduction variable.
13578 (vect_finalize_reduction): Handle subtraction, fix comments.
13579 (vectorizable_reduction): Handle nested cycles. In case of nested
13580 cycle keep track of the reduction variable position. Call
13581 vect_is_simple_reduction with additional parameter. Use original
13582 statement code in reduction epilogue for nested cycle. Call
13583 vect_create_epilog_for_reduction with additional parameter.
13584 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13585 inner-loop vectorization.
13586 (vect_recog_widen_sum_pattern): Likewise.
13587 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13589 (vect_mark_stmts_to_be_vectorized): Likewise.
13590 (vect_get_vec_def_for_operand): Handle nested cycles.
13592 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13594 * doc/invoke.texi (Debugging Options): Fix option index entries
13595 for -fdump-statistics, -frandom-seed add entries for
13596 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13597 (FRV Options): Fix entries for -mTLS, -mtls.
13598 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13599 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13600 (M68hc1x Options): Fix @itemx for -mnominmax.
13601 (MCore Options): Fix entry for -mno-lsim.
13602 (MMIX Options): Fix entry for -mabi=mmixware.
13603 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13605 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13607 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13608 Mention the plugin mode of gengtype.
13609 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13610 * gengtype.c: Updated copyright.
13611 (plugin_files, nb_plugin_files) Added new static variables.
13612 (measure_input_list) Care about plugin_files.
13613 (write_rtx_next): Added early return in plugin mode.
13614 (create_file): Updated copyright year in generated file. Added
13616 (oprintf): Added early return if NULL outf.
13617 (get_output_file_with_visibility): Care of plugin_files.
13618 (get_output_file_name): May return null.
13619 (write_local): Added early return.
13620 (put_mangled_filename): Ditto.
13621 (finish_root_table): Added check for base_files.
13622 (write_roots): Care about null when plugins.
13623 (main): Added plugin mode.
13625 2009-06-15 Ian Lance Taylor <iant@google.com>
13627 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13628 * gcov.c (read_count_file): Add braces around variables declared
13631 * c.opt (Wjump-misses-init): New warning.
13632 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13633 -Wall and -Wc++-compat if not already set.
13634 (c_common_post_options): Clear warn_jump_misses_init if it was not
13636 * c-decl.c (struct c_binding): Change type field to a union with
13637 new label field. Make it the first field in the struct. Update
13638 references to type to use u.type instead.
13639 (struct c_spot_bindings): Define.
13640 (struct c_goto_bindings): Define.
13641 (c_goto_bindings_p): Define, along with VECs.
13642 (struct c_label_vars): Define.
13643 (struct c_scope): Add has_label_bindings field.
13644 (bind_label, set_spot_bindings): New static functions.
13645 (decl_jump_unsafe, update_spot_bindings): New static functions.
13646 (update_label_decls): New static function.
13647 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13648 Update binding u.label field to shadowed field.
13649 (c_binding_start_stmt_expr): New function.
13650 (c_binding_end_stmt_expr): New function.
13651 (pushdecl): Don't call c_begin_vm_scope.
13652 (make_label): Add defining and p_label_vars parameters. Change
13654 (lookup_label): Correct test for whether a label has not yet been
13655 defined. Call bind_label rather than bind.
13656 (warn_about_goto): New static function.
13657 (lookup_label_for_goto): New function.
13658 (declare_label): Call bind_label rather than bind.
13659 (check_earlier_gotos): New static function.
13660 (define_label): Don't give errors about jumping into statement
13661 expressions or scopes of variably modified types. Call
13662 set_spot_bindings and check_earlier_gotos. Call bind_label
13663 instead of bind. Don't set label_context_stack_se or
13664 label_context_stack_vm.
13665 (c_get_switch_bindings): New function.
13666 (c_release_switch_bindings): New function.
13667 (c_check_switch_jump_warnings): New function.
13668 (start_function): Don't set label_context_stack_se or
13669 label_context_stack_vm.
13670 (finish_function): Likewise.
13671 * c-typeck.c (label_context_stack_se): Don't define.
13672 (label_context_stack_vm): Don't define.
13673 (c_finish_goto_label): Call lookup_label_for_goto rather than
13674 lookup_label. Don't give errors about jumping into a statement
13675 expression or the scope of a variably modified type. Don't set
13676 label_context_stack_se or label_context_stack_vm.
13677 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13678 fields. Add bindings field.
13679 (c_start_case): Don't set deleted fields. Set bindings field.
13680 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13681 or blocked_vm. Call c_check_switch_jump_warnings.
13682 (c_finish_case): Don't test blocked_stmt_expr field. Call
13683 c_release_switch_bindings.
13684 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13685 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13686 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13687 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13688 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13689 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13690 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13691 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13692 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13693 (C_DECL_UNJUMPABLE_VM): Don't define.
13694 (C_DECL_UNDEFINABLE_VM): Don't define.
13695 (struct c_label_list): Don't define.
13696 (struct c_label_context_se): Don't define.
13697 (struct c_label_context_vm): Don't define.
13698 (struct c_spot_bindings): Declare.
13699 (c_bindings_start_stmt_expr): Declare.
13700 (c_bindings_end_stmt_expr): Declare.
13701 (lookup_label_for_goto): Declare.
13702 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13703 (c_check_switch_jump_warnings): Declare.
13704 (label_context_stack_se, label_context_stack_vm): Don't declare.
13705 (c_finish_goto_label): Update declaration.
13706 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13707 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13708 (Warning Options): Document -Wjump-misses-init.
13710 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13712 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13715 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13717 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13719 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13721 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13723 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13725 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13727 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13729 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13730 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13731 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13732 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13733 * dwarf2asm.c (dw2_force_const_mem): Update call to
13734 make_decl_one_only.
13735 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13736 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13737 * langhooks.c (lhd_comdat_group): Remove.
13738 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13739 * tree.h (DECL_COMDAT_GROUP): New.
13740 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13741 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13742 (make_decl_one_only): Change signature.
13743 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13744 make_decl_one_only.
13745 (make_decl_one_only): Change signature.
13746 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13748 2009-06-15 Richard Guenther <rguenther@suse.de>
13750 PR middle-end/40439
13751 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13753 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13755 * tree-ssa-math-opts.c: Remove extra divide.
13757 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13759 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13761 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13763 * passes.c: Add bswap pass.
13764 * tree-pass.h: Add pass_optimize_bswap declaration.
13765 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13766 Include rtl.h, expr.h and optabs.h for optab_handler check.
13767 (struct symbolic_number, pass_optimize_bswap): New definition.
13768 (do_shift_rotate, verify_symbolic_number_p): New functions.
13769 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13770 (gate_optimize_bswap): New function.
13771 * tree.c (widest_int_cst_value): New function.
13772 * tree.h (widest_int_cst_value): Prototype added.
13774 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13776 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13777 REG_EQUAL/REG_EQUIV notes.
13779 2009-06-14 Richard Guenther <rguenther@suse.de>
13781 PR middle-end/40389
13782 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13783 has its address taken if NRV was applied and it is addressable.
13784 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13785 function split out from ...
13786 (get_constraint_for_1): ... here.
13787 (handle_rhs_call): Use it to mark the return slot escaped if
13788 it is addressable and NRV was applied.
13790 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13792 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13793 Change first argument type to location_t.
13794 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13795 Do not set input_location.
13796 Use loc instead of input_location throughout.
13798 2009-06-13 Richard Guenther <rguenther@suse.de>
13800 PR tree-optimization/40421
13801 * tree-predcom.c (should_unroll_loop_p): Remove.
13802 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13804 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13806 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13807 Add location argument.
13809 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13811 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13813 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13814 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13815 * config/spu/spu-protos.h: Add location to
13816 spu_resolve_overloaded_builtin.
13817 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13818 spu_build_builtin_va_list.
13819 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13820 argument. Pass location to build_function_call_vec.
13821 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13823 (emit_fpu_switch): Same.
13824 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13825 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13826 to build_decl and create_artificial_label.
13827 (xtensa_gimplify_va_arg_expr): Same.
13828 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13829 (xstormy16_gimplify_va_arg_expr): Same.
13830 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13831 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13832 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13833 (mips16_build_function_stub): Same.
13834 (mips16_build_call_stub): Same.
13836 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13839 * arm/constraints.md (Pa, Pb): New constraints.
13840 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13841 split pattern to deal with them.
13843 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13845 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13846 fix index entry for -Xpreprocessor.
13848 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13850 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13851 Add location argument to build_decl call.
13852 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13853 (rs6000_init_builtins): Same.
13854 (spe_init_builtins): Same.
13855 (rs6000_gimplify_va_arg): Add location argument to
13856 create_artificial_label call.
13858 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13860 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13861 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13862 * Makefile.in: Fix GGC dependency for gcse.o.
13864 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13866 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13867 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13868 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13870 * c-parser.c (c_parser_binary_expression): Use current column while
13871 building binary operations.
13872 * common.opt (fshow-column): Enable by default.
13873 * tree-vrp.c (check_array_ref): Use warning_at.
13874 (check_array_bounds): Use location from call back if expr has no
13876 * tree.h: Add location argument to maybe_fold_*.
13877 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13878 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13879 (maybe_fold_offset_to_component_ref): Same.
13880 (maybe_fold_offset_to_reference): Same.
13881 (maybe_fold_offset_to_address): Same.
13882 (maybe_fold_stmt_indirect): Same.
13883 (maybe_fold_stmt_addition): Same.
13884 (fold_stmt_r): Pass location to maybe_fold_*.
13885 (fold_gimple_assign): Same.
13886 * c-tree.h: Add location argument to finish_decl,
13887 default_function_array_conversion, store_init_value.
13888 * c-decl.c (define_label): Use error_at.
13889 (c_make_fname_decl): Pass location to finish_decl.
13890 (finish_decl): New location argument.
13891 (build_compound_literal): Pass location to store_init_value.
13892 (grokdeclarator): Pass location to finish_decl.
13894 * c-typeck.c (array_to_pointer_conversion): New location argument.
13895 (function_to_pointer_conversion): Same.
13896 (default_function_array_conversion): Same.
13897 (parser_build_unary_op): Pass location to overflow_warning.
13898 (parser_build_binary_op): Same. Use warning_at.
13899 (build_unary_op): Pass location to array_to_pointer_conversion.
13900 (build_c_cast): Pass location to digest_init.
13901 (build_modify_expr): New location argument.
13902 (convert_for_assignment): Same.
13903 (store_init_value): Same.
13904 (digest_init): Same.
13905 (output_init_element): Pass location to digest_init and
13906 array_to_pointer_conversion.
13907 (c_finish_return): Pass location to convert_for_assignment.
13908 * gimplify.c (gimplify_conversion): Pass location to
13909 maybe_fold_offset_to_address.
13910 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13911 to maybe_fold_stmt_addition.
13912 * c-omp.c (c_finish_omp_atomic): Pass new location to
13914 (c_finish_omp_for): Same.
13915 * c-common.c (overflow_warning): New argument.
13916 * c-common.h: New argument to build_modify_expr, overflow_warning.
13917 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13919 (c_parser_initializer): Pass location to
13920 default_function_array_conversion.
13921 (c_parser_initelt): Same.
13922 (c_parser_initval): Same.
13923 (c_parser_asm_operands): Same.
13924 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13925 (c_parser_conditional_expression): Same.
13926 (c_parser_binary_expression): Add location info to stack. Use it.
13927 (c_parser_unary_expression): Pass location to
13928 default_function_array_conversion, parser_build_unary_op,
13929 build_indirect_ref, c_parser_postfix_expression_after_primary.
13930 (c_parser_postfix_expression_after_primary): New location argument.
13932 (c_parser_expression_conv): Pass location to
13933 default_function_array_conversion.
13934 (c_parser_expr_list): Same.
13935 (c_parser_omp_atomic): Same.
13936 (c_parser_omp_for_loop): Same.
13937 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13938 (build_array_declarator): New argument.
13939 * c-decl.c (build_array_declarator): Add location argument.
13940 (grokdeclarator): Set id_loc for cdk_array.
13941 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13942 build_array_declarator.
13943 * tree.c (build_omp_clause): Add location argument.
13944 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13945 (OMP_CLAUSE_LOCATION): New macro.
13946 (struct tree_omp_clause): Add location field.
13947 (build_omp_clause): Add argument.
13948 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13949 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13951 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13952 (cp_parser_omp_clause_collapse): Same.
13953 (cp_parser_omp_clause_default): Same.
13954 (cp_parser_omp_clause_if): Same.
13955 (cp_parser_omp_clause_nowait): Same.
13956 (cp_parser_omp_clause_num_threads): Same.
13957 (cp_parser_omp_clause_ordered): Same.
13958 (cp_parser_omp_clause_schedule): Same.
13959 (cp_parser_omp_clause_untied): Same.
13960 (cp_parser_omp_for_loop): Same.
13961 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13962 * c-tree.h (c_start_case): Add location argument.
13963 (c_process_expr_stmt): Same.
13964 (c_finish_goto_*): Same.
13965 * tree-parloops.c (initialize_reductions): Pass location to
13967 (create_parallel_loop): Same.
13968 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13969 (gfc_trans_omp_reduction_list): Same.
13970 (gfc_trans_omp_clauses): Same.
13971 (gfc_trans_omp_do): Same.
13972 * c-typeck.c (c_finish_goto_label): Same.
13973 (c_finish_goto_ptr): New location argument.
13974 (c_start_case): Same.
13975 (emit_side_effect_warnings): Same.
13976 (c_process_expr_stmt): Same.
13977 (c_finish_stmt_expr): Same.
13978 (c_finish_omp_clauses): Use error_at instead of error.
13979 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13981 * c-omp.c (c_split_parallel_clauses): New location argument.
13982 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13983 to build_omp_clause.
13984 (convert_local_reference_stmt): Same.
13985 (convert_gimple_call): Same.
13986 * c-common.h (c_split_parallel_clauses): New argument.
13987 * c-parser.c (c_parser_statement_after_labels): Pass location to
13988 c_finish_goto_label.
13989 (c_parser_switch_statement): Pass location to c_start_case.
13990 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13991 and c_process_expr_stmt.
13992 (c_parser_omp_variable_list): Add location argument.
13993 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13994 (c_parser_omp_clause_default): Same.
13995 (c_parser_omp_clause_if): Same.
13996 (c_parser_omp_clause_num_threads): Same.
13997 (-c_parser_omp_clause_ordered): Same.
13998 (c_parser_omp_clause_reduction): Pass location to
13999 c_parser_omp_variable_list.
14000 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14001 (c_parser_omp_clause_untied): Same.
14002 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14003 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14005 * c-tree.h (check_for_loop_decls, undeclared_variable,
14006 build_component_ref, build_array_ref, build_external_ref,
14007 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14008 build_conditional_expr, build_compound_expr, c_cast_expr,
14009 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14010 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14012 * c-semantics.c (build_stmt): Same.
14013 (build_case_label): Same.
14014 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14015 (undeclared_variable): New argument.
14016 (make_label): Same.
14017 (lookup_label): Pass location on down.
14018 (define_label): Same.
14019 (finish_decl): Same.
14020 (build_compound_literal): Same.
14021 (finish_struct): Same.
14022 (finish_function): Do not set location here.
14023 (check_for_loop_decls): New argument.
14024 * tree.c (save_expr): Set location.
14025 (build_empty_stmt): New argument.
14026 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14027 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14028 * builtins.c (gimplify_va_arg_expr): Use locations.
14029 (expand_builtin_sync_operation): Same.
14030 * c-typeck.c (build_component_ref): New argument.
14031 (build_array_ref): Same.
14032 (build_external_ref): Same.
14033 (c_expr_sizeof_expr): Same.
14034 (c_expr_sizeof_type): Same.
14035 (parser_build_unary_op): Same.
14036 (build_conditional_expr): Same.
14037 (build_compound_expr): Pass location on down.
14038 (build_compound_expr): New argument.
14039 (build_c_cast): Same.
14040 (c_cast_expr): Same.
14041 (build_asm_expr): Same.
14042 (c_finish_return): Same.
14043 (c_process_expr_stmt): Pass location on down.
14044 (c_finish_stmt_expr): New argument.
14045 (push_clenaup): Same.
14046 (c_finish_omp_parallel): Same.
14047 (c_finish_omp_task): Same.
14048 * gimplify.c (gimplify_call_expr): Pass location on down.
14049 * c-omp.c (c_finish_omp_master): New argument.
14050 (c_finish_omp_critical): Same.
14051 (c_finish_omp_ordered): Same.
14052 (c_finish_omp_barrier): Same.
14053 (-c_finish_omp_taskwait): Same.
14054 (c_finish_omp_atomic): Same.
14055 (c_finish_omp_flush): Same.
14056 * tree-inline.c (copy_tree_body_r): Pass location on down.
14057 (inline_forbidden_p): Remove use of input_location.
14058 * c-gimplify.c (c_build_bind_expr): New argument.
14059 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14060 (c_sizeof_or_alignof_type): New argument.
14061 (c_alignof_expr): Same.
14062 (build_va_arg): Same.
14063 (c_add_case_label): Same.
14064 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14065 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14066 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14067 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14068 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14069 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14071 * stub-objc.c (objc_build_selector_expr): Same.
14072 (objc_build_throw_stmt): Same.
14073 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14074 (c_parser_initelt): Same.
14075 (c_parser_compound_statement): Same.
14076 (c_parser_compound_statement_nostart): Same.
14077 (c_parser_label): Same.
14078 (c_parser_statement_after_labels): Same.
14079 (c_parser_if_body): Same.
14080 (c_parser_else_body): Same.
14081 (c_parser_if_statement): Same.
14082 (c_parser_switch_statement): Same.
14083 (c_parser_while_statement): Same.
14084 (c_parser_do_statement): Same.
14085 (c_parser_for_statement): Same.
14086 (c_parser_asm_statement): Same.
14087 (c_parser_conditional_expression): Same.
14088 (c_parser_binary_expression): Same.
14089 (c_parser_cast_expression): Same.
14090 (c_parser_unary_expression): Same.
14091 (c_parser_sizeof_expression): Same.
14092 (c_parser_alignof_expression): Same.
14093 (c_parser_postfix_expression): Same.
14094 (c_parser_expression): Same.
14095 (c_parser_objc_receiver): Same.
14096 (c_parser_omp_variable_list): Same.
14097 (c_parser_omp_structured_block): Same.
14098 (c_parser_omp_atomic): New argument.
14099 (c_parser_omp_barrier): Same.
14100 (c_parser_omp_critical): Same.
14101 (c_parser_omp_flush): Pass location on down.
14102 (c_parser_omp_for_loop): New argument.
14103 (c_parser_omp_for): Same.
14104 (c_parser_omp_master): Same.
14105 (c_parser_omp_ordered): Same.
14106 (c_parser_omp_sections_scope): Same.
14107 (c_parser_omp_sections): Same.
14108 (c_parser_omp_parallel): Same.
14109 (c_parser_omp_single): Same.
14110 (c_parser_omp_task): Same.
14111 (c_parser_omp_taskwait): Pass location on down.
14112 (c_parser_omp_construct): Same.
14113 (c_parser_omp_threadprivate): Same.
14114 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14115 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14116 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14117 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14118 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14119 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14120 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14121 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14122 config/i386/i386.c, stmt.c:
14123 Add location argument to the following function definitions and/or
14124 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14125 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14126 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14127 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14128 do_case, c_finish_bc_stmt, build_compound_literal,
14129 build_function_call.
14130 * c-decl.c (build_compound_literal): Add location argument.
14131 Make all diagnostic calls use location.
14132 (start_struct): Same.
14133 (finish_struct): Same.
14134 (start_enum): Same.
14135 (build_enumerator): Same.
14136 (start_function): Same.
14137 (grokdeclarator): Make all diagnostic calls use location.
14138 (store_parm_decls_oldstyle): Same.
14139 * c-typeck.c (build_function_call): Add location argument.
14140 Make all diagnostic calls use location.
14142 (c_finish_bc_stmt): Same.
14143 * tree-nested.c (get_trampoline_type): Add argument.
14144 Pass location to build_decl.
14145 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14146 * rtl.h (RTL_LOCATION): New.
14147 * c-common.c (c_add_case_label): Add location argument.
14148 Make all diagnostic calls use location.
14149 * c-common.h: Add location argument to make_fname_decl, do_case,
14150 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14151 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14152 Set it appropriately for every case. Pass enum_loc to start_enum
14153 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14155 (c_parser_struct_or_union_specifier): Save location. Use it for
14156 start_struct, finish_struct, and parser_xref_tag.
14158 2009-06-12 Ian Lance Taylor <iant@google.com>
14160 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14162 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14163 cpp_opts->warn_cxx_operator_names.
14165 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14168 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14169 is returns NULL and OP is a VCE, look through the VCE.
14171 2009-06-12 Ian Lance Taylor <iant@google.com>
14174 * collect2.c (main): Use CONST_CAST2 in code inside #if
14175 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14177 2009-06-12 Joey Ye <joey.ye@intel.com>
14179 PR middle-end/39146
14180 * cfgexpand.c (get_decl_align_unit): Update
14181 max_used_stack_slot_alignment with align instead of
14182 stack_alignment_needed.
14184 * function.c (assign_stack_local_1): Update
14185 max_used_stack_slot_alignment with alignment_in_bits instead
14186 of stack_alignment_needed.
14187 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14190 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14192 * dwarf2out.c (last_var_location_insn): New variable.
14193 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14194 (dwarf2out_var_location): Don't record anything after last real
14195 insn. Only change labels if there were any real instructions
14196 in between last note and this one, or if changed sections.
14198 2009-06-11 Richard Henderson <rth@redhat.com>
14200 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14201 note when storing the frame pointer in a register.
14202 (FRP): Don't redefine to nothing for epilogue.
14203 (alpha_expand_epilogue): Mark register and sp restores.
14204 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14206 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14207 when gen_lowpart is needed.
14209 2009-06-11 Richard Henderson <rth@redhat.com>
14211 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14213 * dwarf2out.c (need_data_align_sf_opcode): New.
14214 (div_data_align): Move earlier.
14215 (def_cfa_1, reg_save): Use it.
14217 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14219 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14220 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14221 (ix86_handle_option): Handle OPT_mcrc32.
14222 (ix86_target_string): Add -mcrc32.
14223 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14225 * config/i386/i386.h (TARGET_CRC32): New.
14227 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14228 (sse4_2_crc32di): Likewise.
14230 * config/i386/i386.opt (mcrc32): New.
14232 * doc/invoke.texi: Document -mcrc32.
14234 2009-06-11 Richard Henderson <rth@redhat.com>
14236 * common.opt (gdwarf-): Accept a version number.
14237 * doc/invoke.texi (gdwarf-): Update docs.
14238 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14239 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14240 version level, and record it.
14242 * dwarf2.h (DW_CIE_VERSION): Remove.
14243 * dwarf2out.c (DWARF_VERSION): Remove.
14244 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14245 (output_call_frame_info): Use CIE version 3 for dwarf3,
14246 or if the return register column is out of range for version 1.
14247 (dwarf_stack_op_name): Add all dwarf3 values.
14248 (DEBUG_PUBTYPES_SECTION): New.
14249 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14250 encoding change for dwarf3.
14251 (output_die) [dw_val_class_die_ref]: Likewise.
14252 (output_compilation_unit_header): Emit correct version for dwarf3.
14253 (output_line_info): Likewise.
14254 (output_pubnames): Update for DWARF_VERSION removal.
14255 (output_aranges): Likewise.
14256 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14257 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14258 (dwarf2out_finish): Likewise.
14260 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14262 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14265 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14268 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14269 * builtins.c (expand_builtin_unreachable): New function.
14270 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14271 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14272 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14274 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14275 searching for missing barriers.
14277 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14279 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14280 when -fprofile-generate* was passed.
14281 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14283 2009-06-11 Anthony Green <green@moxielogic.com>
14285 * config/moxie/moxie.md: Define length attribute for all instructions.
14287 (*b<cond:code>): Support limited branch ranges for new PC-relative
14288 branch instructions.
14289 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14291 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14293 * config/i386/i386.c (min_insn_size): Use get_attr_length
14294 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14295 For __asm return 0.
14297 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14298 instead of emit_insn_before.
14300 2009-06-10 Ian Lance Taylor <iant@google.com>
14303 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14306 2009-06-10 Revital Eres <eres@il.ibm.com>
14308 * passes.c (init_optimization_passes): Reschedule
14309 predictive-commoning pass before complete unroll pass.
14311 2009-06-10 Martin Jambor <mjambor@suse.cz>
14313 * cgraph.c (cgraph_node_can_be_local_p): New function.
14314 (cgraph_make_node_local): New function.
14315 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14316 (cgraph_make_node_local): Declare.
14318 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14320 * tree.h (tree_base): Add packed_flag and user_align fields.
14321 Decrease size of spare field.
14322 (TYPE_USER_ALIGN): Use user_align from tree_base.
14323 (DECL_USER_ALIGN): Likewise.
14324 (TYPE_PACKED): Use packed_flag from tree_base.
14325 (DECL_PACKED): Likewise.
14326 (tree_type): Delete packed_flag and user_align fields. Widen
14327 precision field. Widen mode field and shuffle fields to align
14328 mode on an 8-bit boundary.
14329 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14330 Renumber decl_flag_* fields. Fix comments. Widen
14331 decl_common_unused field.
14332 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14333 (DECL_EXTERNAL): Likewise.
14334 (DECL_BIT_FIELD): Likewise.
14335 (DECL_NONADDRESSABLE_P): Likewise.
14336 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14337 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14339 2009-06-10 Ian Lance Taylor <iant@google.com>
14341 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14342 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14343 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14344 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14345 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14346 DEF_VEC_ALLOC_FUNC_P.
14347 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14348 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14349 DEF_VEC_ALLOC_FUNC_O.
14350 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14351 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14352 DEF_VEC_ALLOC_FUNC_I.
14353 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14354 (vec_stack_p_reserve_exact_1): Declare.
14355 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14356 (vec_stack_free): Declare.
14357 (VEC_stack_alloc): Define.
14358 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14359 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14360 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14361 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14363 (stack_vecs): New static variable.
14364 (vec_stack_p_reserve_exact_1): New function.
14365 (vec_stack_o_reserve_1): New static function.
14366 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14367 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14368 (vec_stack_free): New function.
14369 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14370 (VEC_df_ref_stack_alloc): Define.
14371 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14372 DEF_VEC_ALLOC_P_STACK.
14373 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14374 (struct df_collection_rec): Change _vec fields to VEC. Remove
14376 (df_free_collection_rec): Adjust for new fields.
14377 (df_insn_rescan): Use new df_collection_rec fields.
14378 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14379 (df_ref_create_structure, df_ref_record): Likewise.
14380 (df_get_conditional_uses, df_get_call_refs): Likewise.
14381 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14382 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14383 (df_record_exit_block_uses, df_bb_verify): Likewise.
14384 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14385 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14386 Remove count parameter. Change return type to void. Change all
14388 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14389 Remove count parameter. Change return type to void. Change all
14391 (df_install_refs): Change old_vec parameter to VEC. Remove count
14392 parameter. Change all callers.
14393 (df_install_mws): Change old_vec parameter to VEC. Remove count
14394 parameter. Change all callers.
14395 (df_refs_verify): Change new_rec parameter to VEC. Change call
14397 (df_mws_verify): Likewise.
14399 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14401 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14403 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14405 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14407 2009-06-10 Anthony Green <green@moxielogic.com>
14409 * config/moxie/crti.asm: New file.
14410 * config/moxie/crtn.asm: New file.
14411 * config/moxie/moxie.c: New file.
14412 * config/moxie/moxie.h: New file.
14413 * config/moxie/sfp-machine.h: New file.
14414 * config/moxie/moxie-protos.h: New file.
14415 * config/moxie/t-moxie: Created.
14416 * config/moxie/t-moxie-softfp: Created.
14417 * config/moxie/moxie.md: Created.
14418 * config/moxie/constraints.md: Created.
14419 * config.gcc: Add moxie support.
14420 * doc/md.texi (Machine Constraints): Add moxie constraints.
14421 * doc/contrib.texi (Contributors): Mention moxie port.
14422 * doc/install.texi (Specific): Mention the moxie port.
14424 2009-06-09 Ian Lance Taylor <iant@google.com>
14426 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14427 compiling with C++.
14428 * optabs.c (optab_table): Only use designated initializers if
14429 HAVE_DESIGNATED_INITIALIZERS is defined.
14430 (convert_optab_table): Likewise.
14431 (init_optabs): Always call init_insn_codes if
14432 HAVE_DESIGNATED_INITIALIZERS is not defined.
14434 2009-06-09 Ian Lance Taylor <iant@google.com>
14436 * targhooks.c (default_builtin_vectorized_function): Change fn
14437 parameter to unsigned int.
14438 (default_builtin_vectorized_conversion): Change code parameter to
14440 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14441 * targhooks.h: Update declarations.
14442 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14443 parameter to unsigned int.
14445 * c-typeck.c (comptypes_check_enum_int): New static function.
14446 (comptypes_internal): Add enum_and_int_p parameter. Change all
14448 (comp_target_types): Add location parameter. Change all callers.
14449 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14450 Change all callers.
14451 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14452 (build_conditional_expr): Add colon_loc parameter. Change all
14454 (convert_for_assignment): Add location parameter. Change all callers.
14455 * c-parser.c (c_parser_conditional_expression): Pass location of
14456 colon to build_conditional_expr.
14457 * c-tree.h (build_conditional_expr): Update declaration.
14459 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14461 * graphite.c: Revert previous patch.
14463 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14466 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14468 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14470 * tree-ssa-loop-prefetch.c
14471 (loop_prefetch_arrays): Fixed a portability problem in printf format
14474 2009-06-09 Martin Jambor <mjambor@suse.cz>
14476 PR tree-optimization/40351
14477 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14478 refrence to a potential artifical subaccess can be constructed.
14480 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14482 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14483 (sh_override_options): Likewise.
14484 * config/sh/sh.c: Include params.h.
14485 (sh_optimization_options): New.
14486 (sh_override_options): Likewise.
14487 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14488 (OVERRIDE_OPTIONS): Use sh_override_options.
14490 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14492 * dwarf2out.c (emit_cfa_remember): New variable.
14493 (add_fde_cfi): If emit_cfa_remember, recurse to add
14494 DW_CFA_remember_state first.
14495 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14496 instead just set emit_cfa_remember.
14498 2009-06-08 Jan Hubicka <jh@suse.cz>
14501 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14503 2009-06-08 Jan Hubicka <jh@suse.cz>
14505 PR middle-end/39834
14506 * cgraphunit.c (save_inline_function_body): Do not copy transform
14507 hooks for saved inline bodies.
14508 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14509 for given function.
14511 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14513 * jump.c (returnjump_p): Handle delayed branches. Add missing
14516 2009-06-08 Jan Hubicka <jh@suse.cz>
14518 PR middle-end/40102
14519 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14520 original node might've been modified.
14521 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14523 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14525 * tree-object-size.c (addr_object_size): Add OSI argument.
14526 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14527 (compute_builtin_object_size, expr_object_size): Adjust callers.
14528 (plus_stmt_object_size): Call addr_object_size instead of
14529 compute_builtin_object_size.
14531 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14532 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14534 * tree-ssa-loop-prefetch.c
14535 (gather_memory_references): Introduced a counter for the number of
14537 (anything_to_prefetch_p): Introduced a counter for the number of
14539 (is_loop_prefetching_profitable): New function with a cost model
14541 (loop_prefetch_arrays): Use the new cost model to determine if
14542 prefetching is profitable.
14543 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14544 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14545 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14546 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14547 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14548 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14550 2009-06-08 Michael Matz <matz@suse.de>
14553 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14554 partitions use the same.
14555 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14556 for basevars of SSA_NAMEs.
14557 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14558 to not expand them twice.
14559 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14562 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14564 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14565 (fdump-final-insns=, gtoggle): New.
14566 * doc/invoke.texi: Document them.
14567 * final.c (rest_of_clean_state): Dump final insn stream.
14568 * gcc.c (invoke_as): Hook in -fcompare-debug.
14569 (static_spec_functions): Add compare-debug-dump-opt,
14570 compare-debug-self-opt and compare-debug-auxbase-opt.
14571 (compare_debug, compare_debug_second, compare_debug_opt): New.
14572 (switches_debug_check, n_switches_debug_check): New.
14573 (debug_auxbase_opt, debug_check_temp_file): New.
14574 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14576 (do_self_spec): Handle arguments after switches.
14577 (do_spec_1): Add .gk extension to temp file basenames for compare.
14578 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14579 (cc1_options): Use it instead of normal auxbase computation for
14580 the second compare-debug compilation.
14581 (compare_files): New.
14582 (main): Set up and implement compare debug mode.
14583 (compare_debug_dump_opt_spec_function): New.
14584 (compare_debug_self_opt_spec_function): New.
14585 (compare_debug_auxbase_opt_spec_function): New.
14586 * toplev.c (process_options): Handle flag_gtoggle,
14587 flag_dump_final_insns.
14588 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14589 during -fcompare-debug-second compilation.
14591 2009-06-07 Ian Lance Taylor <iant@google.com>
14593 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14594 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14596 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14597 with no default node. Change warning with %H to warning_at.
14598 Don't clear warn_switch around case checking.
14599 * doc/invoke.texi (Warning Options): Clarify distinction between
14600 -Wswitch and -Wswitch-enum.
14602 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14604 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14606 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14608 * gbl-ctors.h: Add header guard.
14610 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14612 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14613 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14614 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14615 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14616 prototypes for removed functions.
14617 (expressions_equal_p): Move to ...
14618 * tree-ssa-sccvn.h: ... here and ...
14619 * matrix-reorg.c: ... adjust includes.
14621 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14623 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14625 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14627 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14628 (finish_function): Remove erroneous whitespace.
14630 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14632 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14633 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14635 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14637 * errors.c (internal_error): Commentary typo fix.
14638 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14639 * tree-ssa-pre.c: Ditto.
14641 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14643 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14644 them is supposed to hold actual statements.
14646 2009-06-06 Ian Lance Taylor <iant@google.com>
14648 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14649 empty statements can now have attributes.
14651 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14653 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14654 * config/mips/mips.md: Ditto.
14656 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14658 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14660 (__eabi_uconvert): Likewise.
14662 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14664 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14665 CFI_* definitions with IN_GCC.
14667 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14669 * xcoffout.h (xcoffout_source_line): Update prototype.
14671 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14673 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14674 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14676 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14678 PR middle-end/40340
14679 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14680 inlined_function_outer_scope_p blocks for artificial inlines
14682 * tree.c (tree_nonartificial_location): Rewrite using
14683 block_nonartificial_location.
14685 2009-06-05 Revital Eres <eres@il.ibm.com>
14686 Leehod Baruch <leehod@il.ibm.com>
14688 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14689 (expand_expr_real_1): Remove comment.
14690 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14691 Vectorize misaligned access when the target supports it.
14692 (vect_supportable_dr_alignment): Check for unaligned access support.
14693 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14696 2009-06-05 Julian Brown <julian@codesourcery.com>
14698 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14699 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14701 2009-06-05 Richard Guenther <rguenther@suse.de>
14704 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14705 as possibly unused.
14707 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14709 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14710 (save_gprs): Don't tell unwinder when a global register is saved.
14711 (s390_emit_epilogue): Emit needed epilogue unwind info.
14713 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14715 * dwarf2out.c (deferred_asm_name): New.
14716 (add_name_and_src_coords_attributes): Defer creation of
14717 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14719 (move_linkage_attr): New.
14720 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14723 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14725 * tree-nested.c (finalize_nesting_tree_1): Declare the
14726 frame_decl in the binding tree.
14728 2009-06-04 Cary Coutant <ccoutant@google.com>
14730 * basic-block.h (struct basic_block_def): Add discriminator field.
14731 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14733 * debug.c (do_nothing_debug_hooks): Add additional entry.
14734 (debug_nothing_int_charstar_int): New function.
14735 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14736 (debug_nothing_int_charstar_int): New declaration.
14737 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14738 discriminator value in .loc directive.
14739 * final.c (last_discriminator): New variable.
14740 (discriminator): New variable.
14741 (final_start_function): Initialize above variables, pass current
14742 discriminator to debug hook.
14743 (notice_source_line): Check for discriminator change.
14744 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14745 * sdbout.c (sdbout_source_line): New parameter.
14746 * tree-cfg.c (struct locus_discrim_map): New structure type.
14747 (discriminator_per_locus): New hash table.
14748 (build_gimple_cfg): Allocate and free discriminator hash table.
14749 (make_edges): Call assign_discriminator.
14750 (locus_map_hash): New function.
14751 (locus_map_eq): New function.
14752 (next_discriminator_for_locus): New function.
14753 (same_line_p): New function.
14754 (assign_discriminator): New function.
14755 (make_cond_expr_edges): Call assign_discriminator.
14756 (make_gimple_switch_edges): Likewise.
14757 (first_non_label_stmt): New function.
14758 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14760 * xcoffout.c (xcoffout_source_line): Add new parameter.
14762 * configure.ac (gcc_cv_as_discriminator): New configury check for
14763 gas support for discriminator.
14764 * configure: Regenerate.
14765 * config.in: Regenerate.
14767 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14769 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14770 val after checking for integers.
14772 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14774 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14776 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14777 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14778 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14779 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14780 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14781 X64_SSE_REGPARM_MAX.
14782 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14783 X64_SSE_REGPARM_MAX.
14785 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14787 * gcc.c (report_times_to_file): New.
14788 (execute): Implement it.
14789 (process_command): Support -time=.
14790 * doc/invoke.texi: Document it.
14792 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14794 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14795 that have value exprs.
14797 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14799 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14800 declarations for constants until...
14801 (dw2_output_indirect_constant_1): ... this point.
14803 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14806 * arm.md (arm_addsi3): Don't try to split an add with an
14807 eliminable register until after reload has completed.
14809 2009-06-03 Ian Lance Taylor <iant@google.com>
14811 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14812 * genattrtab.c (write_length_unit_log): Likewise.
14813 * genchecksum.c (dosum): Likewise.
14814 * gengtype.c (write_rtx_next): Likewise.
14815 (finish_root_table, write_roots): Likewise.
14816 * gimple.c (gimple_ops_offset_): Likewise.
14817 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14818 * config/arc/arc.c (arc_attribute_table): Likewise.
14819 * config/arm/arm.c (arm_attribute_table): Likewise.
14820 * config/avr/avr.c (avr_attribute_table): Likewise.
14821 * config/crx/crx.c (crx_attribute_table): Likewise.
14822 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14823 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14824 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14825 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14826 * config/sh/sh.c (sh_attribute_table): Likewise.
14827 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14828 * config/spu/spu.c (spu_attribute_table): Likewise.
14829 * config/v850/v850.c (v850_attribute_table): Likewise.
14831 * config/alpha/alpha.c (vms_attribute_table): Make static.
14832 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14833 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14834 * config/mips/mips.c (mips_attribute_table): Likewise.
14836 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14838 (cc1-checksum.o): Likewise.
14840 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14842 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14844 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14846 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14847 insn if it is changing sp. Use gen_add3_insn instead of
14848 conditionally gen_addsi3 and gen_adddi3.
14849 (offset_below_red_zone_p): New static inline function.
14850 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14851 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14852 * config/rs6000/ppc-asm.h: Include auto-host.h.
14853 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14854 CFI_RESTORE): Define.
14855 * config/rs6000/crtresxgpr.asm: Add unwind info.
14856 * config/rs6000/crtresxfpr.asm: Likewise.
14857 * config/rs6000/crtresgpr.asm: Likewise.
14858 * config/rs6000/crtresfpr.asm: Likewise.
14859 * config/rs6000/crtsavgpr.asm: Likewise.
14860 * config/rs6000/crtsavfpr.asm: Likewise.
14862 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14863 argument of DWARF2_FRAME_REG_OUT macros.
14865 2009-06-03 Julian Brown <julian@codesourcery.com>
14867 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14868 words or less (including TImode) in core registers.
14870 2009-06-03 Richard Guenther <rguenther@suse.de>
14872 PR middle-end/40328
14873 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14875 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14877 * statistics.c (statistics_counter_event): Do not record event
14878 in pass dump if its number == -1.
14879 (curr_statistics_hash): Add assert that we never get passes
14880 with static number == -1.
14882 2009-06-03 Richard Guenther <rguenther@suse.de>
14883 Andrey Belevantsev <abel@ispras.ru>
14885 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14886 non-BLKmode arrays addressable.
14888 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14890 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14891 * config/m68k/m68k.h: ... here.
14893 2009-06-03 Martin Jambor <mjambor@suse.cz>
14895 PR tree-optimization/40323
14896 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14899 2009-06-03 Richard Guenther <rguenther@suse.de>
14901 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14904 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14906 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14907 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14908 JUMP_TABLE_DATA_P where applicable.
14909 * config/sh/sh.c: Ditto.
14910 * config/sh/sh.h: Ditto.
14911 * config/sh/sh.md: Ditto.
14912 * config/sh/symbian.c: Ditto.
14914 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14916 * config/i386/driver-i386.c (describe_cache): Optimize
14917 concatenation of strings. Use snprintf instead of sprintf.
14918 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14919 target when not compiling with GCC.
14921 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14923 * config/sh/sh.c: Revert last change.
14924 (sh_expand_epilogue): Emit a blockage insn before the frame
14925 pointer adjustment unconditionally.
14927 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14929 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14930 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14931 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14932 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14933 to COLLECT_GCC_OPTIONS.
14935 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14937 * collect2.c (target_system_root): New variable.
14938 (main): Handle --sysroot=.
14939 (ignore_library): Strip the sysroot from the library path.
14941 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14943 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14944 (collect2.o): Depend on collect2-aix.h.
14945 (collect2-aix.o): New rule.
14946 * collect2-aix.h: New file.
14947 * collect2-aix.c: Likewise.
14948 * collect2.c: Include collect2-aix.h. Don't undefine
14949 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14950 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14951 Use TARGET_AIX_VERSION instead of _AIX51.
14952 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14953 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14954 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14955 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14956 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14958 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14960 * collect2.c (ignore_library): Avoid premature post-increment
14961 and null deference.
14963 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14965 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14966 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14967 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14968 CROSS_DIRECTORY_STRUCTURE too.
14969 (LINK_LIBG_SPEC): Likewise.
14970 (LIB_SPEC): Add %R to sysroot paths.
14971 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14972 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14973 * config/rs6000/aix51.h: As for aix43.h.
14974 * config/rs6000/aix52.h: Likewise.
14975 * config/rs6000/aix53.h: Likewise.
14976 * config/rs6000/aix61.h: Likewise.
14977 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14978 to the beginning of sysroot paths.
14980 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14982 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14983 INSN_LISTs that are out of the REG_NOTE range.
14985 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14987 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14988 (struct var_to_expand): Likewise.
14989 (struct opt_info): Add head and tail for linked lists of the above.
14990 (analyze_insn_to_expand_var): Initialize next.
14991 (analyze_iv_to_split_insn): Likewise.
14992 (analyze_insns_in_loop): Create linked lists.
14993 (allocate_basic_variable): Simplify for use without hash table.
14994 (insert_var_expansion_initialization): Likewise, make it type-safer.
14995 (combine_var_copies_in_loop_exit): Likewise.
14996 (apply_opt_in_copies): Walk lists rather than hash tables.
14997 (release_var_copies): Simplified and inlined by hand into...
14998 (free_opt_info): ... this function.
15000 2009-06-02 Richard Guenther <rguenther@suse.de>
15002 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15005 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15007 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15008 only for builtins that are not overridden.
15010 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15012 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15015 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15017 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15019 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15021 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15023 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15025 * common.opt (fdump-unnumbered-links): New.
15026 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15027 * print-rtl.c (flag_dump_unnumbered_links): New.
15028 (print_rtx): Test it.
15030 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15032 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15033 push/pop multiple to 8-byte alignment.
15035 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15037 * config/i386/i386.c (queued_cfa_restores): New static variable.
15038 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15040 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15041 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15042 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15043 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15044 note unconditionally.
15045 (ix86_emit_restore_regs_using_mov): Likewise.
15046 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15047 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15048 it through to ix86_emit_restore_reg_using_pop.
15049 (ix86_emit_leave): Add RED_OFFSET argument. Call
15050 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15051 instead of adding REG_CFA_OFFSET note unconditionally.
15052 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15053 the above functions. Call ix86_add_queued_cfa_restore_notes when
15056 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15057 force output of the label even for dwarf2out_do_cfi_asm.
15058 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15059 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15060 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15062 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15063 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15064 dwarf2out_cfi_label callers.
15065 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15066 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15067 Adjust dwarf2out_cfi_label callers.
15068 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15070 * config/i386/i386.h (struct machine_cfa_state,
15071 struct machine_function): Guard with ifndef USED_FOR_TARGET
15072 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15075 * emutls.c (__emutls_get_address): Change arr->size to mean number
15076 of allocated arr->data entries instead of # of slots + 1.
15078 PR middle-end/40316
15079 * recog.c (peep2_reinit_state): New function.
15080 (peephole2_init_state): Use it at the end of a basic block and also
15081 when seeing a RTX_FRAME_RELATED_P insn.
15083 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15085 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15086 fixuns_truncrfdi2): New.
15087 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15088 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15089 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15090 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15091 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15092 *recip_approx): Remove.
15093 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15094 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15095 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15097 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15100 2009-06-01 Ian Lance Taylor <iant@google.com>
15102 * attribs.c (register_attribute): Use CONST_CAST.
15103 * collect2.c (main): Use CONST_CAST2.
15104 (scan_prog_file): Likewise.
15105 * gcc.c (process_command, main): Likewise.
15106 * toplev.c (toplev_main): Likewise.
15108 * c-typeck.c (handle_warn_cast_qual): New static function,
15109 partially broken out of build_c_cast.
15110 (build_c_cast): Call handle_warn_cast_qual.
15111 * doc/invoke.texi (Warning Options): Document new effect of
15114 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15116 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15117 (diagnostic_report_current_module): Print columns.
15118 * common.opt (flag_show_column): Enable by default.
15120 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15122 * alias.c (find_base_term): Check for NULL term before returning.
15124 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15126 Revert due to PR40320:
15127 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15128 * calls.c (emit_library_call_value_1): Don't force_operand for move
15131 2009-06-01 Olivier Hainque <hainque@adacore.com>
15132 Eric Botcazou <ebotcazou@adacore.com>
15134 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15135 to be processed as a bitfield for constructor output purposes.
15136 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15138 * varasm.c (oc_local_state): New type, output_constructor
15139 local state to support communication with helpers.
15140 (oc_outer_state): New type, output_constructor outer state of
15141 relevance in recursive calls.
15142 (output_constructor_array_range): New output_constructor helper,
15143 extracted code for an array range element.
15144 (output_constructor_regular_field): New output_constructor helper,
15145 extracted code for an element that is not a bitfield.
15146 (output_constructor_bitfield): New output_constructor helper,
15147 extracted code for a bitfield element. Accept an OUTER state
15148 argument for recursive processing. Recurse on record or array
15149 CONSTRUCTOR values, possibly past noop conversions.
15150 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15151 VALUE is a valid constant-valued expression for use in a static
15152 bit-field initializer.
15153 (output_constructor): Rework to use helpers. Accept and honor an
15154 OUTER state argument for recursive calls. Return total size. Be
15155 prepared for nested constructors initializing bitfields.
15156 (output_constant): Feed OUTER in calls to output_constructor.
15158 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15160 * calls.c (emit_library_call_value_1): Don't force_operand for move
15163 2009-06-01 Nick Clifton <nickc@redhat.com>
15165 * doc/invoke.texi (IA-64 Options): Fix typo.
15167 2009-06-01 Ira Rosen <irar@il.ibm.com>
15169 PR tree-optimization/39129
15170 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15172 (vect_do_peeling_for_loop_bound): Use
15173 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15174 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15175 (vect_loop_versioning): Likewise.
15176 (vect_create_cond_for_alias_checks): Fix indentation.
15177 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15179 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15180 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15181 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15182 "control flow in loop".
15183 (vect_estimate_min_profitable_iters): Use
15184 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15185 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15186 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15187 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15188 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15189 statement belongs to a group of strided accesses with the exact code
15191 (vectorizable_load): Likewise.
15192 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15193 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15195 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15197 * config/freebsd-stdint.h: New file.
15198 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15199 Add freebsd-stdint.h to tm_file.
15201 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15203 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15204 (thumb2_extendhidi2): Likewise.
15206 2009-05-31 Ian Lance Taylor <iant@google.com>
15208 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15210 2009-05-31 Ian Lance Taylor <iant@google.com>
15212 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15213 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15214 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15216 2009-05-31 Jason Merrill <jason@redhat.com>
15218 * tree-pretty-print.c (print_call_name): Take the callee, not the
15219 call itself. Make non-static. Use dump_function_name for functions.
15220 (dump_generic_node): Adjust.
15221 * diagnostic.h: Declare print_call_name.
15222 * gimple-pretty-print.c (dump_gimple_call): Use it.
15224 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15226 * config/sh/sh.md (ashldi3_std): New define_expand.
15229 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15232 * config/sh/sh.c: Include debug.h.
15233 (sh_expand_epilogue): Emit a blockage insn before the frame
15234 pointer adjustment also when dwarf2out_do_frame returns true.
15236 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15238 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15239 (thumb2_extendqidi2): New pattern.
15241 2009-05-31 Ira Rosen <irar@il.ibm.com>
15243 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15244 mark phis for renaming.
15245 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15246 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15247 Call mark_sym_for_renaming.
15248 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15249 * tree-vect-loop.c (vect_transform_loop): Remove
15250 vect_memsyms_to_rename initialization and a call to
15251 mark_set_for_renaming.
15253 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15255 PR middle-end/40304
15256 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15257 frame related even if !set_cfa && style < 0.
15259 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15261 * config/i386/mingw-tls.c: New file.
15262 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15263 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15264 defining _WIN32 but not __CYGWIN__.
15266 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15268 * configure.ac: Add MPC support.
15270 * config.in, configure: Regenerate.
15272 2009-05-29 Richard Henderson <rth@redhat.com>
15274 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15275 NOTE_INSN_BASIC_BLOCK.
15276 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15277 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15278 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15280 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15282 (add_cfi): Disable check redefining cfa away from drap.
15283 (lookup_cfa_1): Add remember argument; handle remember/restore.
15284 (lookup_cfa): Pass remember argument.
15285 (cfa_remember): New.
15286 (compute_barrier_args_size_1): Remove sibcall check.
15287 (dwarf2out_frame_debug_def_cfa): New.
15288 (dwarf2out_frame_debug_adjust_cfa): New.
15289 (dwarf2out_frame_debug_cfa_offset): New.
15290 (dwarf2out_frame_debug_cfa_register): New.
15291 (dwarf2out_frame_debug_cfa_restore): New.
15292 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15293 (dwarf2out_begin_epilogue): New.
15294 (dwarf2out_frame_debug_restore_state): New.
15295 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15296 DW_CFA_restore_state.
15297 (output_cfi_directive): Likewise.
15298 (convert_cfa_to_fb_loc_list): Likewise.
15299 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15300 * dwarf2out.h: Update.
15301 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15302 (copy_insn_1): Early out for null.
15303 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15304 and dwarf2out_frame_debug_restore_state.
15305 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15306 (prologue_insn_hash, epilogue_insn_hash): New.
15307 (free_after_compilation): Adjust freeing accordingly.
15308 (record_insns): Create hash table if needed; push insns into
15309 hash instead of array.
15310 (maybe_copy_epilogue_insn): New.
15311 (contains): Search hash table instead of array.
15312 (sibcall_epilogue_contains): Remove.
15313 (thread_prologue_and_epilogue_insns): Split eh_return insns
15314 and mark them as epilogues.
15315 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15316 scanning in terms of basic blocks.
15317 * insn-notes.def (CFA_RESTORE_STATE): New.
15318 * jump.c (returnjump_p_1): Accept EH_RETURN.
15319 (eh_returnjump_p_1, eh_returnjump_p): New.
15320 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15321 CFA_REGISTER, CFA_RESTORE): New.
15322 * rtl.def (EH_RETURN): New.
15323 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15325 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15326 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15328 * config/i386/i386.c (gen_push): Update cfa state.
15329 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15330 add a CFA_ADJUST_CFA note.
15331 (ix86_dwarf_handle_frame_unspec): Remove.
15332 (ix86_expand_prologue): Update cfa state.
15333 (ix86_emit_restore_reg_using_pop): New.
15334 (ix86_emit_restore_regs_using_pop): New.
15335 (ix86_emit_leave): New.
15336 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15337 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15338 * config/i386/i386.h (struct machine_cfa_state): New.
15339 (ix86_cfa_state): New.
15340 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15341 (eh_return_internal): Merge from eh_return_<mode>,
15342 use eh_return rtx, split w/ epilogue.
15344 2009-05-29 Ian Lance Taylor <iant@google.com>
15346 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15348 * calls.c (emit_library_call_value_1): Likewise.
15350 * c-typeck.c (c_build_va_arg): New function.
15351 * c-tree.h (c_build_va_arg): Declare.
15352 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15353 instead of build_va_arg.
15355 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15357 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15358 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15359 (ptr_difference_cost): Use affine combinations to compute it.
15360 (difference_cost): Likewise.
15361 (get_computation_cost_at): Compute more accurate cost for addresses
15362 if the ratio is a multiplier allowed in addresses.
15363 For non-addresses, consider that an additional offset or symbol is
15366 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15368 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15369 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15371 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15372 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15373 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15375 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15376 to 1 for TYPE_SSE{IADD1,CVT1}.
15377 (prefix_vex_imm8): Removed.
15378 (length_vex): Only pass 1 as second argument to
15379 ix86_attr_length_vex_default if prefix_extra is 0.
15380 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15381 (length): For prefix vex computation use length_immediate
15382 attribute instead of prefix_vex_imm8.
15383 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15384 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15385 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15386 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15387 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15388 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15389 a space in between the operands.
15390 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15391 if one operand is 0xff and the other one si, di, bp or sp.
15392 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15393 other one si, di, bp or sp.
15394 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15395 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15396 type and mode attributes.
15397 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15398 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15399 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15400 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15401 prefix_data16 attribute iff MODE_DF.
15402 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15403 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15404 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15405 constm128_operand in length_immediate computation.
15406 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15407 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15408 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15409 length_immediate attribute to 1.
15410 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15411 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15412 for certain alternatives.
15413 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15414 prefix_data16 attribute if MODE_V1DF.
15415 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15416 length_immediate to 1.
15417 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15418 length_address to 4, set mode attribute to MODE_DI.
15419 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15420 (fxam<mode>2_i387): Set length attribute to 4.
15421 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15422 *prefetch_3dnow_rex): Override length_address attribute.
15423 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15425 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15426 (constm128_operand): Removed.
15427 * config/i386/i386.c (memory_address_length): For
15428 disp && !index && !base in 64-bit mode account for SIB byte if
15429 print_operand_address can't optimize disp32 into disp32(%rip)
15430 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15431 for fs: or gs: segment.
15432 (ix86_attr_length_immediate_default): When checking if shortform
15433 is possible, truncate immediate to the length of the non-shortened
15435 (ix86_attr_length_address_default): Ignore MEM_P operands
15437 (ix86_attr_length_vex_default): Only check for DImode on
15438 GENERAL_REG_P operands.
15439 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15440 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15441 (sse_cvttps2pi): Clear prefix_rep attribute.
15442 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15444 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15445 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15446 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15447 iff operand 2 is const_int_operand.
15448 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15449 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15450 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15452 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15454 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15455 prefix_data16 attribute for movlpd and movhpd instructions.
15456 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15457 length_immediate for shufpd instruction.
15458 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15459 (avx_cmpp<avxmodesuffixf2c><mode>3,
15460 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15461 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15462 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15463 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15464 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15465 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15466 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15467 prefix_data16 attribute for the first alternative to 1.
15468 (*avx_loadlps): Override length_immediate for the first alternative.
15469 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15470 attributes for second alternative.
15471 (*vec_concatv2sf_sse4_1): Override length_immediate and
15472 prefix_data16 attributes for second alternative.
15473 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15474 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15475 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15476 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15477 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15478 prefix_data16 and length_immediate to 1.
15479 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15481 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15482 prefix_extra attribute for variants that don't have 0f prefix alone.
15483 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15484 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15485 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15486 *sse4_1_pextrd): Set length_immediate to 1.
15487 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15488 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15490 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15491 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15492 length_immediate to 1 for second alternative.
15493 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15494 prefix_extra and length_immediate attributes for the first
15496 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15498 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15499 to 1 for the first and third alternative.
15500 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15502 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15504 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15506 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15507 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15508 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15509 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15510 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15511 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15512 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15513 ssse3_psign<mode>3): Override prefix_rex attribute.
15514 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15515 (ssse3_palignrti): Override length_immediate to 1.
15516 (ssse3_palignrdi): Override length_immediate to 1, override
15517 prefix_rex attribute.
15518 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15519 (sse4a_extrqi): Override length_immediate to 2.
15520 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15521 (sse4a_insertq): Override prefix_data16 to 0.
15522 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15523 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15524 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15525 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15526 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15527 and length_immediate to 1.
15528 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15529 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15530 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15531 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15532 and length_immediate to 1.
15533 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15534 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15535 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15536 avx_ptest256): Override prefix_extra to 1.
15537 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15538 Override prefix_data16 and length_immediate to 1.
15539 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15540 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15541 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15542 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15543 prefix_data16 to 0 and prefix_extra to 2.
15544 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15545 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15547 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15548 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15549 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15550 and prefix_extra to 2.
15551 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15552 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15553 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15554 avx_vpermilvar<mode>3,
15555 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15556 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15557 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15558 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15559 Override prefix_extra to 1.
15560 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15561 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15562 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15563 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15564 prefix_extra and length_immediate to 1.
15565 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15567 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15568 to 1 for the first alternative.
15569 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15570 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15572 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15573 *movv2sf_internal_avx, *movv2sf_internal): Override
15574 prefix_rep attribute for certain alternatives.
15575 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15576 attributes for certain alternatives.
15577 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15578 attributes for certain alternatives.
15579 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15580 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15581 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15582 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15583 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15584 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15585 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15586 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15587 length_immediate to 1 if operand 2 is const_int_operand.
15588 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15589 *vec_extractv2si_1): Set length_immediate attribute to 1.
15590 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15591 using old 3DNOW insn rather than SSE/3DNOW_A.
15592 (mmx_emms, mmx_femms): Clear modrm attribute.
15594 2009-05-29 Martin Jambor <mjambor@suse.cz>
15596 * tree-sra.c: New implementation of SRA.
15598 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15599 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15600 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15601 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15602 (SRA_MAX_STRUCTURE_COUNT): Removed.
15603 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15604 * doc/invoke.texi (sra-max-structure-size): Removed.
15605 (sra-field-structure-ratio): Removed.
15607 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15609 PR middle-end/40291
15610 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15613 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15615 PR rtl-optimization/40101
15616 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15617 seqno. Adjust comment.
15618 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15619 inserting bookkeeping before a jump, the jump is not scheduled.
15620 When no positive seqno found, provide a value. Add comment.
15622 2009-05-29 Richard Guenther <rguenther@suse.de>
15624 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15625 short-cutting on the first component.
15627 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15629 PR middle-end/39958
15630 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15631 for trees other than decls/types.
15633 2009-05-29 Richard Guenther <rguenther@suse.de>
15635 * tree-ssa-operands.c (get_expr_operands): Do not handle
15636 INDIRECT_REFs in the handled-component case. Remove
15637 unused get_ref_base_and_extent case.
15638 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15639 tree_low_cst and host_integerp where possible.
15640 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15641 codes for equivalence.
15642 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15644 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15646 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15647 to tmake_file for i[34567]86-*-cygwin*.
15649 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15652 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15653 (altivec_categorize_keyword, init_vector_keywords,
15654 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15657 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15659 * tree.c (handle_dll_attribute): Check if node is
15660 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15662 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15664 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15666 (thumb2_zero_extendqidi2): Likewise.
15668 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15670 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15671 instead of gen_movrt.
15672 * config/sh/sh.md (movrt): Remove.
15674 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15676 * doc/invoke.texi (IA-64 Options):
15677 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15678 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15679 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15680 -msched-prefer-non-control-spec-insns,
15681 -msched-stop-bits-after-every-cycle,
15682 -msched-count-spec-in-critical-path,
15683 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15684 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15685 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15686 and -msched-spec-verbose.
15688 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15690 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15691 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15693 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15695 2009-05-28 Richard Guenther <rguenther@suse.de>
15697 * tree-ssa-alias.c (ao_ref_init): New function.
15698 (ao_ref_base): Likewise.
15699 (ao_ref_base_alias_set): Likewise.
15700 (ao_ref_alias_set): Likewise.
15701 (refs_may_alias_p_1): Change signature.
15702 (refs_may_alias_p): Adjust.
15703 (refs_anti_dependent_p): Likewise.
15704 (refs_output_dependent_p): Likewise.
15705 (call_may_clobber_ref_p_1): Change signature.
15706 (call_may_clobber_ref_p): Adjust.
15707 (stmt_may_clobber_ref_p_1): New function split out from ...
15708 (stmt_may_clobber_ref_p): ... here.
15709 (maybe_skip_until): Adjust signature.
15710 (get_continuation_for_phi): Likewise.
15711 (walk_non_aliased_vuses): Likewise.
15712 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15713 (ao_ref_init): Declare.
15714 (ao_ref_base): Likewise.
15715 (ao_ref_alias_set): Likewise.
15716 (stmt_may_clobber_ref_p_1): Likewise.
15717 (walk_non_aliased_vuses): Adjust.
15718 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15719 (get_ref_from_reference_ops): remove.
15720 (vn_reference_lookup_2): Adjust signature.
15721 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15722 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15723 (vn_reference_lookup): Adjust.
15724 (vn_reference_insert): Likewise.
15725 (vn_reference_insert_pieces): Adjust signature.
15726 (visit_reference_op_call): Adjust.
15727 * tree-ssa-pre.c (get_expr_type): Simplify.
15728 (phi_translate_1): Adjust.
15729 (compute_avail): Likewise.
15730 (translate_vuse_through_block): Do not re-build trees.
15731 (value_dies_in_block_x): Likewise.
15732 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15734 (vn_reference_lookup_pieces): Adjust declaration.
15735 (vn_reference_insert_pieces): Likewise.
15737 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15739 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15740 with checking disabled.
15742 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15746 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15747 macro definition for support of three-operand format aligned
15748 .comm directive in assembler on cygwin/pe/mingw target OS.
15749 * configure: Regenerate.
15750 * config.h: Regenerate.
15752 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15753 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15754 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15756 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15757 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15759 2009-05-28 Ira Rosen <irar@il.ibm.com>
15761 PR tree-optimization/40254
15762 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15763 in analysis of basic blocks.
15765 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15767 PR middle-end/33699
15768 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15769 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15770 (TARGET_INITIALIZER): Use it.
15771 * cse.c (CHEAPER): Move it up to the other macros.
15772 (insert): Rename this ...
15773 (insert_with_costs): ... to this. Add cost parameters. Update
15775 (insert): New function. Call insert_with_costs.
15776 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15777 find_reg_offset_for_const, try_const_anchors): New functions.
15778 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15779 when using a const-anchor. Call insert_const_anchors.
15780 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15781 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15783 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15785 * tree-inline.c (remap_decls): Enable nonlocalized variables
15786 when not optimizing.
15788 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15790 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15791 Simplify other tests involving optimize.
15793 2009-05-27 Tom Tromey <tromey@redhat.com>
15795 * unwind-dw2.c (_Unwind_DebugHook): New function.
15796 (uw_install_context): Call _Unwind_DebugHook.
15798 2009-05-27 Tom Tromey <tromey@redhat.com>
15800 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15802 2009-05-27 Ian Lance Taylor <iant@google.com>
15804 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15805 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15806 (ALL_LINKERFLAGS): Define.
15807 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15808 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15809 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15810 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15811 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15812 $(LINKER_FOR_BUILD).
15813 (build/gcov-iov$(build_exeext)): Likewise.
15815 2009-05-27 Julian Brown <julian@codesourcery.com>
15817 * gcse.c (target.h): Include.
15818 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15819 copy of argument to a pseudo register.
15821 2009-05-27 Diego Novillo <dnovillo@google.com>
15823 * tree-ssa-live.c (dump_scope_block): Document arguments.
15824 (dump_scope_blocks): Document.
15825 (debug_scope_blocks): New.
15826 * tree-flow.h (debug_scope_blocks): Declare.
15828 2009-05-21 Denis Chertykov <denisc@overta.ru>
15830 * doc/contrib.texi (Contributors): Add myself to the list.
15832 2009-05-27 Olivier Hainque <hainque@adacore.com>
15834 * expr.c (target_align): New function. Alignment the TARGET of an
15835 assignment may be assume to have.
15836 (highest_pow2_factor_for_target): Use it instead of relying on
15837 immediate tree attributes of TARGET, not necessarily honored when
15838 intermediate bitfields are involved.
15840 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15843 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15844 AVX, SSE4, AES, PCLMUL and POPCNT.
15846 2009-05-27 Diego Novillo <dnovillo@google.com>
15848 * tree-pretty-print.c (dump_location): New.
15849 (dump_generic_node): Call it.
15850 Factor code to handle BLOCK nodes ...
15851 (dump_block_node): ... here.
15853 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15855 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15857 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15859 * gcc-plugin.h: Include config.h and system.h.
15860 (IN_GCC): Define if not defined.
15862 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15864 PR middle-end/40249
15865 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15868 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15870 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15872 * config/m32r/m32r.h: Ditto.
15873 * config/m32r/m32r.md: Ditto.
15874 * config/m32r/predicates.md: Ditto.
15876 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15878 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15880 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15883 (Loading plugins): typo.
15884 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15885 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15886 (Interacting with the GCC Garbage Collector): Added new section.
15887 (Giving information about a plugin): Added new section for
15889 * ggc.h (ggc_register_root_tab): Added declaration.
15890 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15891 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15892 (register_callback): Improved comment in declaration.
15893 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15894 (extra_root_vec) Added static variable for dynamic roots registration.
15895 (ggc_register_root_tab) Added new routine.
15896 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15897 PLUGIN_GGC_MARKING event.
15898 * ggc-zone.c: Include plugin.h.
15899 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15900 * ggc-page.c: Include plugin.h.
15901 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15902 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15903 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15904 (register_callback): check lack of callbacks for
15905 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15906 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15907 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15908 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15909 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15910 dependency on plugin.h.
15911 (plugin.o): Added dependency on ggc.h...
15913 2009-05-26 Richard Guenther <rguenther@suse.de>
15915 PR middle-end/40248
15917 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15918 with mismatched comparison modes.
15920 * expr.c (expand_expr_real_1): Expand the operand of a
15921 VIEW_CONVERT_EXPR in its natural mode.
15923 2009-05-26 Ian Lance Taylor <iant@google.com>
15925 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15926 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15927 (ALL_COMPILERFLAGS): Define.
15928 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15929 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15930 (collect2$(exeext), collect2.o): Likewise.
15931 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15932 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15933 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15934 (libbackend.o, intl.o, cppdefault.o): Likewise.
15935 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15936 (build/%.o): Use $(COMPILER_FOR_BUILD).
15937 (build/gen%$(build_exeext)): Likewise.
15938 (build/gcov-iov$(build_exeext)): LIkewise.
15939 * config/t-darwin (darwin.o): Use $(COMPILER).
15940 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15941 * config/t-sol2 (sol2-c.o): Likewise.
15942 (sol2.o): Likewise.
15943 * config/t-vxworks (vxworks.o): Likewise.
15944 * config/x-darwin (host-darwin.o): Likewise.
15945 * config/x-hpux (host-hpux.o): Likewise.
15946 * config/x-linux (host-linux.o): Likewise.
15947 * config/x-solaris (host-solaris.o): Likewise.
15948 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15949 * config/arm/t-arm (arm-c.o): Likewise.
15950 * config/arm/t-pe (pe.o): Likewise.
15951 * config/arm/t-wince-pe (pe.o): Likewise.
15952 * config/i386/t-cygming (winnt.o): Likewise.
15953 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15954 * config/i386/t-cygwin (cygwin1.o): Likewise.
15955 (cygwin2.o): Likewise.
15956 * config/i386/t-i386 (i386-c.o): Likewise.
15957 * config/i386/t-interix (winnt.o): Likewise.
15958 * config/i386/t-netware (netware.o): Likewise.
15959 * config/i386/t-nwld (nwld.o): Likewise.
15960 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15961 * config/i386/x-i386 (driver-i386.o): Likewise.
15962 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15963 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15964 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15965 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15966 * config/mips/x-native (driver-native.o): Likewise.
15967 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15968 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15969 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15970 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15971 * config/score/t-score-elf (score7.o): Likewise.
15972 (score3.o): Likewise.
15973 * config/sh/t-sh (sh-c.o): Likewise.
15974 * config/sh/t-symbian (sh-c.o): Likewise.
15975 (symbian.o): Likewise.
15976 * config/spu/t-spu-elf (spu-c.o): Likewise.
15977 * config/v850/t-v850 (v850-c.o): Likewise.
15978 * config/v850/t-v850e (v850-c.o): Likewise.
15980 2009-05-26 Richard Guenther <rguenther@suse.de>
15982 PR tree-optimization/40122
15983 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15984 VECTOR_CSTs if possible.
15985 (fold_gimple_assign): Likewise.
15987 2009-05-26 Richard Guenther <rguenther@suse.de>
15989 PR middle-end/40252
15990 * fold-const.c (fold_binary): Use the correct types for building
15993 2009-05-26 Richard Guenther <rguenther@suse.de>
15995 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15996 redundant calls to merge_alias_info.
15997 (bump_vector_ptr): Likewise.
15998 * tree-ssa-copy.c (merge_alias_info): Remove.
15999 (replace_exp_1): Remove call to merge_alias_info.
16000 (propagate_tree_value): Likewise.
16001 (fini_copy_prop): Propagate points-to info.
16002 * tree-flow.h (merge_alias_info): Remove.
16004 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16006 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16008 2009-05-25 Jan Hubicka <jh@suse.cz>
16010 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16011 * cgraph.h (struct inline_summary): New filed self_wize,
16012 size_inlining_benefit, self_time and time_inlining_benefit.
16013 (struct cgraph_global_info): Replace insns by time ans size fields.
16014 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16015 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16016 (ipcp_update_callgraph): Do not touch function bodies.
16017 * ipa-inline.c: Include except.h
16018 (MAX_TIME): New constant.
16019 (overall_insns): Remove.
16020 (leaf_node_p): New.
16021 (overall_size, max_benefit): New static variables.
16022 (cgraph_estimate_time_after_inlining): New function.
16023 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16024 (cgraph_clone_inlined_nodes): Update size.
16025 (cgraph_mark_inline_edge): Update size.
16026 (cgraph_estimate_growth): Use size info.
16027 (cgraph_check_inline_limits): Check size.
16028 (cgraph_default_inline_p): Likewise.
16029 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16030 (cgraph_decide_recursive_inlining): Check size.
16031 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16033 (cgraph_decide_inlining): Likewise.
16034 (cgraph_decide_inlining_incrementally): Likewise; honor
16035 PARAM_EARLY_INLINING_INSNS.
16036 (likely_eliminated_by_inlining_p): New predicate.
16037 (estimate_function_body_sizes): New function.
16038 (compute_inline_parameters): Use it.
16039 * except.c (must_not_throw_labels): New function.
16040 * except.h (must_not_throw_labels): Declare.
16041 * tree-inline.c (init_inline_once): Kill inlining_weigths
16042 * tree-ssa-structalias.c: Avoid uninitialized warning.
16043 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16044 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16045 (PARAM_INLINE_CALL_COST): Remove.
16046 (PARAM_EARLY_INLINING_INSNS): New.
16048 2009-05-25 Richard Guenther <rguenther@suse.de>
16050 PR tree-optimization/36327
16051 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16052 callback for reference translation or lookup at the point of may-defs.
16053 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16054 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16055 for union COMPONENT_REFs.
16056 (vn_reference_lookup_3): New callback. Lookup from memset
16057 and CONSTRUCTOR assignment, translate through struct copies.
16058 (vn_reference_lookup_pieces): Make sure to not free the
16059 passed operands array. Adjust walk_non_aliased_vuses call.
16060 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16061 make sure we do not leak memory.
16063 2009-05-25 Richard Guenther <rguenther@suse.de>
16065 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16066 * tree-inline.c (expand_call_inline): Reset the escaped and
16067 callused solutions.
16068 * tree-ssa-structalias.c (pass_build_ealias): New.
16069 * tree-pass.h (pass_build_ealias): Declare.
16070 * passes.c (init_optimization_passes): Add PTA during
16071 early optimizations.
16072 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16073 and CALLUSED solutions.
16074 (dump_points_to_solution): New function, split out from ...
16075 (dump_points_to_info_for): ... here.
16076 * tree-parloops.c (parallelize_loops): Reset the escaped and
16077 callused solutions.
16079 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16082 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16083 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16085 2009-05-25 Ira Rosen <irar@il.ibm.com>
16087 PR tree-optimization/40238
16088 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16089 statements after basic block's labels.
16090 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16091 to free the allocated memory.
16093 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16095 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16096 return address with a USE.
16098 2009-05-24 Richard Guenther <rguenther@suse.de>
16100 PR middle-end/40233
16101 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16102 array type from the main variant of the inner type.
16104 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16106 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16107 definition to bool (from int) to un-break build.
16108 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16110 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16112 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16113 discard_stmt_changes): Delete.
16114 * tree-ssa-operands.c (scb_stack): Delete.
16115 (init_ssa_operands): Do not initialize it.
16116 (fini_ssa_operands): Do not free it.
16117 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16119 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16120 update_stmt, remove the others. Fix comments.
16121 * tree-dfa.c (optimize_stack_restore): Likewise.
16122 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16123 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16124 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16125 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16127 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16128 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16129 (dom_opt_finalize_block): Likewise, adjusting access to
16131 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16132 (stmts_to_rescan): Change item type to gimple.
16133 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16135 2009-05-24 Ira Rosen <irar@il.ibm.com>
16137 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16138 * tree-pass.h (pass_slp_vectorize): New pass.
16139 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16140 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16141 * tree-vectorizer.c (timevar.h): Include.
16142 (user_vect_verbosity_level): Declare.
16143 (vect_location): Fix comment.
16144 (vect_set_verbosity_level): Update user_vect_verbosity_level
16145 instead of vect_verbosity_level.
16146 (vect_set_dump_settings): Add an argument. Ignore user defined
16147 verbosity if dump flags require higher level of verbosity. Print to
16148 stderr only for loop vectorization.
16149 (vectorize_loops): Update call to vect_set_dump_settings.
16150 (execute_vect_slp): New function.
16151 (gate_vect_slp): Likewise.
16152 (struct gimple_opt_pass pass_slp_vectorize): New.
16153 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16154 access its members.
16155 (vec_info_for_bb): New function.
16156 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16157 (VECTORIZATION_ENABLED): New macro.
16158 (SLP_ENABLED, SLP_DISABLED): Likewise.
16159 (vect_is_simple_use): Add bb_vec_info argument.
16160 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16161 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16162 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16163 vect_schedule_slp, vect_analyze_slp): Likewise.
16164 (vect_analyze_stmt): Add slp_tree argument.
16165 (find_bb_location): Declare.
16166 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16167 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16168 (vect_analyze_loop_operations, vect_analyze_loop,
16169 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16170 vect_finalize_reduction, vectorizable_reduction,
16171 vectorizable_live_operation, vect_transform_loop): Likewise.
16172 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16173 skip evolution analysis if analyzing a basic block.
16174 (dr_analyze_indices): Likewise.
16175 (initialize_data_dependence_relation): Skip the test whether the
16176 object is invariant for basic blocks.
16177 (compute_all_dependences): Skip dependence analysis for data
16178 references in basic blocks.
16179 (find_data_references_in_stmt): Don't fail in case of invariant
16180 access in basic block.
16181 (find_data_references_in_bb): New function.
16182 (find_data_references_in_loop): Move code to
16183 find_data_references_in_bb and add a call to it.
16184 (compute_data_dependences_for_bb): New function.
16185 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16186 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16188 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16189 unknown dependence in basic block and fail in case of dependence in
16191 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16192 dependence instances from either loop or basic block vectorization
16194 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16195 before calling nested_in_vect_loop_p.
16196 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16197 dependence instances from either loop or basic block vectorization
16199 (vect_verify_datarefs_alignment): Likewise.
16200 (vect_enhance_data_refs_alignment): Adjust function calls.
16201 (vect_analyze_data_refs_alignment): Likewise.
16202 (vect_analyze_group_access): Fix printing. Skip different checks if
16203 DR_STEP is 0. Keep strided stores either in loop or basic block
16204 vectorization data structure. Fix indentation.
16205 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16207 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16208 dependence instances from either loop or basic block vectorization
16210 (vect_analyze_data_refs): Update comment. Call
16211 compute_data_dependences_for_bb to analyze basic blocks.
16212 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16213 case of loop vectorization. In case of basic block vectorization use
16214 data-ref itself as a base.
16215 (vect_create_data_ref_ptr): In case of basic block vectorization:
16216 don't advance the pointer, add new statements before the current
16217 statement. Adjust function calls.
16218 (vect_supportable_dr_alignment): Support only aligned accesses in
16219 basic block vectorization.
16220 * common.opt (ftree-slp-vectorize): New flag.
16221 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16222 (vect_pattern_recog_1): Likewise.
16223 * tree-vect-stmts.c (process_use): Likewise.
16224 (vect_init_vector): Add new statements in the beginning of the basic
16225 block in case of basic block SLP.
16226 (vect_get_vec_def_for_operand): Adjust function calls.
16227 (vect_finish_stmt_generation): Likewise.
16228 (vectorizable_call): Add assert that it is loop vectorization, adjust
16230 (vectorizable_conversion, vectorizable_assignment): Likewise.
16231 (vectorizable_operation): In case of basic block SLP, take
16232 vectorization factor from statement's type and skip the relevance
16233 check. Adjust function calls.
16234 (vectorizable_type_demotion): Add assert that it is loop
16235 vectorization, adjust function calls.
16236 (vectorizable_type_promotion): Likewise.
16237 (vectorizable_store): Check for outer loop only in case of loop
16238 vectorization. Adjust function calls. For basic blocks, skip the
16239 relevance check and don't advance pointers.
16240 (vectorizable_load): Likewise.
16241 (vectorizable_condition): Add assert that it is loop vectorization,
16242 adjust function calls.
16243 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16244 that it is not reduction, get vector type, call only supported
16245 functions, skip loop specific parts.
16246 (vect_transform_stmt): Check for outer loop only in case of loop
16248 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16249 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16250 for external definition.
16251 * passes.c (pass_slp_vectorize): New pass.
16252 * tree-vect-slp.c (find_bb_location): New function.
16253 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16254 check for patterns only in loops.
16255 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16256 case of multiple types in basic block SLP.
16257 (vect_mark_slp_stmts_relevant): New function.
16258 (vect_supported_load_permutation_p): Fix comment.
16259 (vect_analyze_slp_instance): Add argument. In case of basic block
16260 SLP, take vectorization factor from statement's type, check that
16261 unrolling factor is 1. Adjust function call. Save SLP instance in
16262 either loop or basic block vectorization structure. Return FALSE,
16264 (vect_analyze_slp): Add argument. Get strided stores groups from
16265 either loop or basic block vectorization structure. Return FALSE
16266 if basic block SLP failed.
16267 (new_bb_vec_info): New function.
16268 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16269 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16270 (vect_schedule_slp): Add argument. Get SLP instances from either
16271 loop or basic block vectorization structure. Set vectorization factor
16272 to be 1 for basic block SLP.
16273 (vect_slp_transform_bb): New function.
16274 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16276 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16278 * final.c (shorten_branches): Do not align labels for jump tables.
16279 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16281 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16283 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16284 Remove outdated reference to flow.c and fix nits.
16285 * doc/gccint.texi: Tweak RTL description.
16286 * doc/rtl.texi: Likewise.
16288 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16290 * config/avr/avr.c: Change my email address.
16291 * config/avr/avr.h: Likewise.
16292 * config/avr/avr.md: Likewise.
16293 * config/avr/avr-protos.h: Likewise.
16294 * config/avr/libgcc.S: Likewise.
16296 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16298 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16299 (spu_split_load, spu_split_store): Change return type to int.
16300 (spu_split_convert): Declare.
16301 * config/spu/predicates.md (spu_mem_operand): Remove.
16302 (spu_mov_operand): Update.
16303 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16304 * config/spu/spu.c (regno_aligned_for_load): Remove.
16305 (reg_aligned_for_addr, spu_expand_load): Define.
16306 (spu_expand_extv): Reimplement and handle MEM.
16307 (spu_expand_insv): Handle MEM.
16308 (spu_sched_reorder): Handle insn's with length 0.
16309 (spu_legitimate_address_p): Reimplement.
16310 (store_with_one_insn_p): Return TRUE for any mode with size
16311 larger than 16 bytes.
16312 (address_needs_split): Define.
16313 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16315 (spu_convert_move): Define.
16316 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16317 (spu_split_store): Change all MEM's to TImode.
16318 (spu_init_expanders): Preallocate registers that correspond to
16319 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16321 (spu_split_convert): Define.
16322 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16323 (_move<mode>, _movdi, _movti): Update predicate and condition.
16324 (load, store): Change to define_split.
16325 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16327 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16328 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16329 define_insn_and_split of lshr<mode>3.
16330 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16331 (<v>ashr<mode>3_imm): Define.
16332 (extv, extzv, insv): Allow MEM operands.
16333 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16334 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16335 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16336 (_spu_convert2): Change to define_insn_and_split and remove the
16337 corresponding define_peephole2.
16338 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16339 Change predicates to memory_operand.
16341 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16343 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16345 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16347 PR tree-optimization/40219
16348 * tree.c (iterative_hash_expr): Make sure the builtin function is
16349 a normal builtin function and not a front end or back end builtin
16350 before indexing into the built_in_decls array.
16352 2009-05-22 Richard Guenther <rguenther@suse.de>
16354 PR middle-end/38964
16355 * alias.c (write_dependence_p): Do not use TBAA for answering
16356 anti-dependence or output-dependence.
16357 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16358 (emit_pointer_definition): Remove.
16359 (emit_alias_warning): Likewise.
16360 (find_what_var_points_to): Remove TBAA pruning code.
16361 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16363 (compute_points_to_sets): Remove code computing the set of
16364 dereferenced pointers.
16365 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16366 oracle for querying anti and output dependencies.
16367 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16368 if TBAA may be applied.
16369 (refs_anti_dependent_p): New function.
16370 (refs_output_dependent_p): Likewise.
16371 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16372 (refs_output_dependent_p): Likewise.
16373 * doc/tree-ssa.texi (Memory model): New section.
16374 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16375 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16376 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16377 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16378 * expr.c (expand_expr_real_1): Likewise.
16379 * gimple-low.c (lower_stmt): Likewise.
16380 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16381 (dump_gimple_cdt): Remove.
16382 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16383 (gimple_size): Likewise.
16384 (walk_gimple_op): Likewise.
16385 (is_gimple_stmt): Likewise.
16386 (walk_stmt_load_store_addr_ops): Likewise.
16387 (gimple_build_cdt): Remove.
16388 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16389 * gimple.h (gimple_cdt_new_type): Remove.
16390 (gimple_cdt_new_type_ptr): Likewise.
16391 (gimple_cdt_set_new_type): Likewise.
16392 (gimple_cdt_location): Likewise.
16393 (gimple_cdt_location_ptr): Likewise.
16394 (gimple_cdt_set_location): Likewise.
16395 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16396 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16397 GIMPLE_CHANGE_DYNAMIC_TYPE.
16398 (verify_types_in_gimple_stmt): Likewise.
16399 * tree-inline.c (estimate_num_insns): Likewise.
16400 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16401 (copy_decl_to_var): Likewise.
16402 (copy_result_decl_to_var): Likewise.
16403 * tree-pretty-print.c (dump_generic_node): Do not handle
16404 CHANGE_DYNAMIC_TYPE_EXPR.
16405 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16406 * tree-ssa-operands.c (get_expr_operands): Likewise.
16407 * tree-ssa-structalias.c (struct variable_info): Remove
16408 no_tbaa_pruning member.
16409 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16410 (unify_nodes): Do not copy it.
16411 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16412 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16413 (set_uids_in_ptset): Do not check it.
16414 (find_what_var_points_to): Likewise.
16415 (compute_tbaa_pruning): Remove.
16416 (compute_points_to_sets): Do not call it.
16417 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16418 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16419 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16420 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16421 (DECL_NO_TBAA_P): Likewise.
16422 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16423 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16424 (expand_omp_atomic_pipeline): Do not set it.
16425 * print-tree.c (print_node): Do not dump it.
16426 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16429 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16432 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16435 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16437 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16440 2009-05-22 Ben Elliston <bje@au.ibm.com>
16442 * Makefile.in (bversion.h, s-bversion): New targets.
16443 (TOPLEV_H): Add bversion.h.
16444 * toplev.h: Include "bversion.h".
16445 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16446 the __format__ attribute only if compiling with the same version
16447 of GCC as the sources (the "build version").
16449 2009-05-22 Ben Elliston <bje@au.ibm.com>
16451 * c-format.c (handle_format_attribute): Fix comment typo.
16453 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16456 * config/ia64/ia64.opt (mfused-madd): New.
16457 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16458 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16459 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16460 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16461 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16462 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16463 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16464 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16465 instruction if !TARGET_FUSED_MADD.
16466 (fpma, fpms): Remove colon from name.
16468 2009-05-22 Richard Guenther <rguenther@suse.de>
16470 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16471 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16472 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16474 (create_expression_by_pieces): Only convert if necessary.
16475 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16476 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16478 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16480 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16481 regular pattern from a template and rename it ...
16482 (*extzv_truncsi_exts): ... to this.
16484 2009-05-21 Richard Guenther <rguenther@suse.de>
16486 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16487 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16488 (cgraph_default_inline_p): Likewise.
16489 (cgraph_decide_inlining_incrementally): Likewise.
16491 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16492 Uros Bizjak <ubizjak@gmail.com>
16494 * config/i386/cpuid.h (bit_MOVBE): New.
16496 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16498 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16499 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16500 (ix86_handle_option): Handle OPT_mmovbe.
16501 (ix86_target_string): Add -mmovbe.
16502 (pta_flags): Add PTA_MOVBE.
16503 (processor_alias_table): Add PTA_MOVBE to "atom".
16504 (override_options): Handle PTA_MOVBE.
16506 * config/i386/i386.h (TARGET_MOVBE): New.
16508 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16509 (*bswapsi_movbe): New.
16510 (*bswapdi_movbe): Likewise.
16511 (bswapdi2): Renamed to ...
16512 (*bswapdi_1): This.
16513 (bswapdi2): New expander.
16515 * config/i386/i386.opt (mmovbe): New.
16517 * doc/invoke.texi: Document -mmovbe.
16519 2009-05-21 Taras Glek <tglek@mozilla.com>
16521 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16522 * gcc-plugin.h (plugin_init): Updated signature.
16523 * gcc-plugin.h (plugin_name_args): Moved to this header.
16524 * doc/plugins.texi (plugin_init): Updated documention to reflect
16526 * doc/plugins.texi (plugin_name_args): Added to documention.
16528 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16530 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16531 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16533 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16535 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16536 JUMP_TABLE_DATA_P predicates where applicable.
16537 * config/i386/predicates.md: Ditto.
16538 * config/i386/sse.md: Ditto.
16540 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16542 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16543 operand2 -128 override length_immediate attribute to 1.
16544 * config/i386/predicates.md (constm128_operand): New predicate.
16546 * config/i386/i386.c (memory_address_length): Handle %r12
16547 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16549 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16550 mode look through optional ZERO_EXTEND and SUBREG.
16551 * config/i386/i386.md (R12_REG): New define_constant.
16552 (prefix_data16): For sse unit set also for MODE_TI insns.
16553 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16554 insns set if operand 1 is ext_QIreg_operand.
16555 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16556 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16558 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16559 mode from MODE_DI to MODE_SI.
16560 (movdi_1_rex64): Override modrm and length_immediate attributes
16561 only for movabs (TYPE_IMOV, alternative 2).
16562 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16563 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16564 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16565 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16566 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16567 prefix_rex attribute if DImode.
16568 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16569 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16570 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16571 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16572 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16573 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16574 Likewise. For TYPE_IMOV clear length_immediate attribute.
16575 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16576 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16577 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16578 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16579 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16580 or one operand TYPE_ISHIFT.
16581 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16582 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16583 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16584 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16585 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16586 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16587 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16588 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16589 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16590 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16591 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16592 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16593 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16594 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16595 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16596 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16597 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16598 set mode attribute, don't override length attribute.
16599 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16601 (return_internal_long): Set length attribute to 2 instead of 1.
16602 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16603 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16604 prefix_rex attribute.
16605 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16607 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16609 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16611 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16613 2009-05-20 Ian Lance Taylor <iant@google.com>
16615 * tree.c (build_tree_list_vec_stat): New function.
16616 (ctor_to_vec): New function.
16617 (build_nt_call_vec): New function.
16618 (build_call_array): Change args to be a const pointer.
16619 (build_call_vec): New function.
16620 * tree.h (build_nt_call_vec): Declare.
16621 (build_tree_list_vec_stat): Declare.
16622 (build_tree_list_vec): Define.
16623 (build_call_array): Update declaration.
16624 (build_call_vec): Declare.
16625 (ctor_to_vec): Declare.
16626 * c-common.c (tree_vector_cache): New static variable.
16627 (make_tree_vector): New function.
16628 (release_tree_vector): New function.
16629 (make_tree_vector_single): New function.
16630 (make_tree_vector_copy): New function.
16631 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16632 (make_tree_vector_single, make_tree_vector_copy): Declare.
16633 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16634 (c_parser_expr_list): Don't manage cache here, instead call
16636 (c_parser_release_expr_list): Remove static function.
16637 (c_parser_vec_to_tree_list): Remove static function.
16638 (c_parser_attributes): Call build_tree_list_vec instead of
16639 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16640 c_parser_release_expr_list.
16641 (c_parser_postfix_expression_after_primary): Likewise.
16642 (c_parser_objc_keywordexpr): Likewise.
16644 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16646 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16647 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16648 TARGET_CONVERT_TO_TYPE.
16649 * hooks.c (hook_tree_const_tree_null): Define.
16650 * hooks.h (hook_tree_const_tree_null): Declare.
16651 * target.h (struct gcc_target): Add invalid_parameter_type,
16652 invalid_return_type, promoted_type, and convert_to_type fields.
16653 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16654 (TARGET_INVALID_RETURN_TYPE): Define.
16655 (TARGET_PROMOTED_TYPE): Define.
16656 (TARGET_CONVERT_TO_TYPE): Define.
16657 (TARGET_INITIALIZER): Update for new fields.
16658 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16659 (grokparms): Check targetm.invalid_parameter_type.
16660 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16661 * c-convert.c (convert): Check targetm.convert_to_type.
16663 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16665 * config/mips/mips.md (*extenddi_truncate<mode>,
16666 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16668 (*extendhi_truncateqi): New define_insn_and_sptit.
16670 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16672 PR middle-end/40204
16673 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16674 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16676 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16678 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16679 the operand of VIEW_CONVERT_EXPR.
16681 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16683 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16684 extended family and model for Intel processors. Support Intel Atom.
16686 2009-05-20 Olivier Hainque <hainque@adacore.com>
16688 * gstab.h (stab_code_type): Define, to be used instead of the
16689 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16691 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16692 occurrences by stab_code_type.
16693 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16695 2009-05-20 Martin Jambor <mjambor@suse.cz>
16697 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16698 (sra_insert_before): Likewise.
16699 (sra_insert_after): Likewise.
16700 (sra_init_cache): Likewise.
16701 (sra_type_can_be_decomposed_p): Likewise.
16702 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16703 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16704 (sra_insert_before): Likewise.
16705 (sra_insert_after): Likewise.
16706 (sra_init_cache): Likewise.
16707 (insert_edge_copies_seq): Made static and moved upwards.
16709 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16712 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16714 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16715 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16718 2009-05-20 Richard Guenther <rguenther@suse.de>
16720 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16721 with mismatched comparison modes.
16723 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16725 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16726 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16727 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16728 with shifts for Thumb2.
16729 (orsi_notsi): New for orn.
16730 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16731 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16732 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16733 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16734 Don't invert remainder for IOR.
16736 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16738 PR tree-optimization/40087
16739 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16740 number_of_iterations_ne): Rename never_infinite argument.
16741 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16742 number_of_iterations_le): Handle pointer-type ivs when
16743 exit_must_be_taken is false.
16744 (number_of_iterations_cond): Do not always assume that
16745 exit_must_be_taken if the control variable is a pointer.
16747 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16749 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16750 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16752 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16754 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16755 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16757 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16760 * c.opt (Wlogical-op): Disabled by default.
16761 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16763 * doc/invoke.texi (Wlogical-op): Likewise.
16765 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16767 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16769 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16770 Propagate the type of the first operand.
16771 <ASSERT_EXPR>: Simplify.
16772 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16773 Rewrite using the RHS code as discriminant.
16774 <NOP_EXPR>: Turn into CASE_CONVERT.
16775 <PLUS_EXPR>: Propagate the type of the first operand.
16777 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16779 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16780 (ia64_dconst_0_375): New.
16781 * config/ia64/ia64.c (ia64_override_options): Remove
16782 -minline-sqrt-min-latency warning.
16783 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16784 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16785 * config/ia64/ia64.md (*sqrt_approx): Remove.
16786 (sqrtsf2): Remove #if 0.
16787 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16788 (sqrtdf): Remove assert.
16789 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16790 (sqrtxf2): Remove #if 0.
16791 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16792 * div.md (sqrt_approx_rf): New.
16793 (sqrtsf2_internal_thr): New implementation.
16794 (sqrtsf2_internal_lat): New.
16795 (sqrtdf2_internal_thr: New implementation.
16796 (sqrtxf2_internal): New implementation.
16798 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16799 Hans-Peter Nilsson <hp@axis.com>
16801 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16802 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16803 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16804 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16805 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16806 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16807 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16808 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16809 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16810 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16811 * c-common.c: ...from here.
16813 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16815 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16817 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16819 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16821 2009-05-19 Ben Elliston <bje@au.ibm.com>
16823 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16824 assignments with memcpy calls.
16825 (add_fdes): Likewise.
16826 (binary_search_unencoded_fdes): Likewise.
16827 (linear_search_fdes): Eliminate type puns.
16829 2009-05-19 Richard Guenther <rguenther@suse.de>
16831 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16832 not falsely claim to have propagated into all uses.
16834 2009-05-19 Ben Elliston <bje@au.ibm.com>
16836 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16839 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16841 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16842 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16843 (TARGET_LEGITIMATE_ADDRESS_P): New.
16844 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16845 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16847 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16850 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16851 child of the containing namespace's DIE.
16853 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16855 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16856 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16857 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16860 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16863 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16864 gen_align with gen_pad.
16865 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16866 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16868 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16869 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16871 * config/i386/i386.md (align): Renamed to ...
16872 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16873 ASM_OUTPUT_MAX_SKIP_PAD.
16875 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16877 * config.gcc: Fix variable syntax.
16880 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16881 before calling exact_log2.
16882 (output_iorsi3): Likewise.
16883 (output_xorsi3): Likewise.
16885 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16887 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16888 for the none zero constant operand except for EQ and NE
16889 comprisons even when the first operand is R0.
16891 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16893 * config/s390/2064.md: Remove trailing whitespaces.
16894 * config/s390/2084.md: Likewise.
16895 * config/s390/constraints.md: Likewise.
16896 * config/s390/fixdfdi.h: Likewise.
16897 * config/s390/libgcc-glibc.ver: Likewise.
16898 * config/s390/s390-modes.def: Likewise.
16899 * config/s390/s390-protos.h: Likewise.
16900 * config/s390/s390.c: Likewise.
16901 * config/s390/s390.h: Likewise.
16902 * config/s390/s390.md: Likewise.
16903 * config/s390/tpf-unwind.h: Likewise.
16905 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16907 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16909 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16912 * configure.ac (m68k-*-*): Check if binutils support TLS.
16913 * configure: Regenerate.
16914 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16915 * config/m68k/constraints.md (Cu): New constraint.
16916 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16917 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16918 (movsi): Handle TLS symbols.
16919 (addsi3_5200): Handle XTLS symbols, indent.
16920 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16921 (m68k_tls_reference_p): Declare.
16922 (m68k_legitimize_address): Declare.
16923 (m68k_unwrap_symbol): Declare.
16924 * config/m68k/m68k.opt (mxtls): New option.
16925 * config/m68k/m68k.c (ggc.h): Include.
16926 (m68k_output_dwarf_dtprel): Implement hook.
16927 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16928 (m68k_expand_prologue): Load GOT pointer when function needs it.
16929 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16930 (m68k_legitimate_constant_address_p): Same.
16931 (m68k_decompose_address): Handle TLS references.
16932 (m68k_get_gp): New static function.
16933 (enum m68k_reloc): New contants.
16934 (TLS_RELOC_P): New macro.
16935 (m68k_wrap_symbol): New static function.
16936 (m68k_unwrap_symbol): New function.
16937 (m68k_final_prescan_insn_1): New static function.
16938 (m68k_final_prescan_insn): New function.
16939 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16941 (legitimize_pic_address): Handle TLS references..
16942 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16943 (m68k_libcall_value_in_a0_p)
16944 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16945 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16946 (m68k_legitimize_tls_address): Handle TLS references.
16947 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16949 (m68k_legitimize_address): Handle TLS symbols.
16950 (m68k_get_reloc_decoration): New static function.
16951 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16953 (m68k_output_dwarf_dtprel): Implement hook.
16954 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16955 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16956 m68k_call_* routines.
16957 (sched_attr_op_type): Handle TLS symbols.
16958 (gt-m68k.h): Include.
16959 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16960 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16962 2009-05-18 Martin Jambor <mjambor@suse.cz>
16964 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16965 (visit_store_addr_for_mod_analysis): New function.
16966 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16967 (determine_cst_member_ptr): Use gimple_assign_single_p.
16968 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16969 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16970 operands. Don't check number of operands of a NOP_EXPR.
16972 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16974 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16976 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16979 * c-common.c (warn_logical_operator): Don't warn if one of
16980 expression isn't always true or false.
16982 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16984 * config/i386/biarch32.h: New file.
16985 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16987 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16989 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16990 *zero_extend<mode>_truncqi): Merge these into ...
16991 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16992 Name the pattern following this as *zero_extendhi_truncqi.
16994 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16996 PR middle-end/39301
16997 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16998 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16999 (output_info): Make field HOST_WIDEST_INT.
17000 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17001 (dump_bitmat_statistics): Same.
17003 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17005 * config.gcc (use_gcc_stdint): Set to wrap.
17006 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17007 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17008 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17009 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17010 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17011 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17012 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17013 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17015 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17017 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17019 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17020 Move definitions earlier.
17021 (OPT_ARCH64, OPT_ARCH32): Define.
17022 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17025 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17028 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17031 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17033 * arm.md (movdi2): Copy non-reg values to DImode registers.
17035 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17038 * final.c (label_to_max_skip): New function.
17039 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17040 CODE_LABEL_NUMBER <= max_labelno.
17041 * output.h (label_to_max_skip): New prototype.
17042 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17043 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17044 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17045 Handle CODE_LABELs with >= 16 byte alignment or with
17046 max_skip == (1 << align) - 1.
17047 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17048 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17051 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17052 .p2align 3 if MAX_SKIP is smaller than 7.
17053 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17055 2009-05-15 Ian Lance Taylor <iant@google.com>
17057 * alias.c (struct alias_set_entry_d): Rename from struct
17058 alias_set_entry. Change all uses.
17059 * except.c (struct call_site_record_d): Rename from struct
17060 call_site_record. Change all uses.
17061 * except.h (struct eh_region_d): Rename from struct eh_region.
17063 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17065 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17066 ivtype_map_elt. Change all uses.
17067 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17069 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17070 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17072 (struct sese_d): Rename from struct sese. Change all uses.
17073 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17074 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17075 * optabs.h (struct optab_d): Rename from struct optab. Change all
17077 (struct convert_optab_d): Rename from struct convert_optab.
17079 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17080 ipa_opt_pass. Change all uses.
17081 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17084 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17085 defined as a typedef.
17086 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17089 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17092 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17094 (merge_ranges): Returns bool.
17095 * tree.h (make_range): .. to here.
17096 (build_range_check): Likewise.
17097 (merge_ranges): Likewise. Renamed from merge_ranges.
17098 * c-typeck.c (parser_build_binary_op): Update calls to
17099 warn_logical_operator.
17100 * c-common.c (warn_logical_operator): Add new warning.
17101 * c-common.h (warn_logical_operator): Update declaration.
17103 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17105 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17107 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17109 * doc/install.texi: Document MPC requirements, flags etc.
17111 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17112 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17113 Evaluate constant arguments.
17114 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17115 (fold_builtin_1): Likewise, also evaluate constant arguments.
17116 Remove superfluous break.
17117 (do_mpc_ckconv): New.
17118 * real.h: Include mpc.h.
17119 * toplev.c (print_version): Output MPC version info if available.
17121 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17123 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17125 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17127 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17130 2009-05-15 Jan Hubicka <jh@suse.cz>
17132 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17133 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17134 (try_inline): Fix return value.
17135 (cgraph_decide_inlining_incrementally): Honor new value.
17136 (cgraph_early_inlining): Handle indirect inlining.
17137 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17139 2009-05-15 Jan Hubicka <jh@suse.cz>
17141 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17142 * cgraphunit.c (cgraph_finalize_function): Set it.
17143 (cgraph_expand_function): Use it.
17145 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17147 * real.c (encode_ieee_half): Define.
17148 (decode_ieee_half): Define.
17149 (ieee_half_format): Define.
17150 (arm_half_format): Define.
17151 * real.h (ieee_half_format): Declare.
17152 (arm_half_format): Declare.
17154 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17156 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17157 swapped, and reversed optabs exist before trying to use them.
17159 2009-05-15 Paul Brook <paul@codesourcery.com>
17160 Sandra Loosemore <sandra@codesourcery.com>
17162 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17163 loads. Allow PRE_DEC.
17164 (output_move_neon): Handle PRE_DEC.
17165 (arm_print_operand): Add 'A' for neon structure loads.
17166 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17167 * config/arm/neon.md (neon_mov): Update comment.
17168 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17170 (Um): New constraint.
17172 2009-05-15 Jan Hubicka <jh@suse.cz>
17174 Revert the following patch until testsuite fallout is fixed:
17175 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17176 * cgraph.h (struct inline_summary): New filed self_wize,
17177 size_inlining_benefit, self_time and time_inlining_benefit.
17178 (struct cgraph_global_info): Replace insns by time ans size fields.
17179 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17180 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17181 (ipcp_update_callgraph): Do not touch function bodies.
17182 * ipa-inline.c: Include except.h
17183 (MAX_TIME): New constant.
17184 (overall_insns): Remove
17185 (overall_size, max_benefit): New static variables.
17186 (cgraph_estimate_time_after_inlining): New function.
17187 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17188 (cgraph_clone_inlined_nodes): Update size.
17189 (cgraph_mark_inline_edge): Update size.
17190 (cgraph_estimate_growth): Use size info.
17191 (cgraph_check_inline_limits): Check size.
17192 (cgraph_default_inline_p): Likewise.
17193 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17194 (cgraph_decide_recursive_inlining): Check size.
17195 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17197 (cgraph_decide_inlining): Likewise.
17198 (cgraph_decide_inlining_incrementally): Likewise; honor
17199 PARAM_EARLY_INLINING_INSNS.
17200 (likely_eliminated_by_inlining_p): New predicate.
17201 (estimate_function_body_sizes): New function.
17202 (compute_inline_parameters): Use it.
17203 * except.c (must_not_throw_labels): New function.
17204 * except.h (must_not_throw_labels): Declare.
17205 * tree-inline.c (init_inline_once): Kill inlining_weigths
17206 * tree-ssa-structalias.c: Avoid uninitialized warning.
17207 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17208 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17209 (PARAM_INLINE_CALL_COST): Remove.
17210 (PARAM_EARLY_INLINING_INSNS): New.
17212 2009-05-15 Richard Guenther <rguenther@suse.de>
17214 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17215 not TODO_update_ssa.
17217 2009-05-15 Richard Guenther <rguenther@suse.de>
17219 PR tree-optimization/39999
17220 * gimple.h (gimple_expr_type): Use the expression type looking
17221 through useless conversions.
17222 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17223 (vn_nary_op_insert_stmt): Likewise.
17224 (simplify_binary_expression): Likewise.
17226 2009-05-15 Richard Guenther <rguenther@suse.de>
17228 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17229 New options, enabled by default.
17230 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17232 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17233 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17234 * tree-ssa-structalias.c (gate_tree_pta): New function.
17235 (pass_build_alias): Use it.
17237 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17239 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17240 recurse on an invariant address if a conversion from a pointer
17241 type to a wider integer type is involved.
17243 2009-05-15 Jan Hubicka <jh@suse.cz>
17245 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17246 * cgraph.h (struct inline_summary): New filed self_wize,
17247 size_inlining_benefit, self_time and time_inlining_benefit.
17248 (struct cgraph_global_info): Replace insns by time ans size fields.
17249 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17250 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17251 (ipcp_update_callgraph): Do not touch function bodies.
17252 * ipa-inline.c: Include except.h
17253 (MAX_TIME): New constant.
17254 (overall_insns): Remove
17255 (overall_size, max_benefit): New static variables.
17256 (cgraph_estimate_time_after_inlining): New function.
17257 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17258 (cgraph_clone_inlined_nodes): Update size.
17259 (cgraph_mark_inline_edge): Update size.
17260 (cgraph_estimate_growth): Use size info.
17261 (cgraph_check_inline_limits): Check size.
17262 (cgraph_default_inline_p): Likewise.
17263 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17264 (cgraph_decide_recursive_inlining): Check size.
17265 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17267 (cgraph_decide_inlining): Likewise.
17268 (cgraph_decide_inlining_incrementally): Likewise; honor
17269 PARAM_EARLY_INLINING_INSNS.
17270 (likely_eliminated_by_inlining_p): New predicate.
17271 (estimate_function_body_sizes): New function.
17272 (compute_inline_parameters): Use it.
17273 * except.c (must_not_throw_labels): New function.
17274 * except.h (must_not_throw_labels): Declare.
17275 * tree-inline.c (init_inline_once): Kill inlining_weigths
17276 * tree-ssa-structalias.c: Avoid uninitialized warning.
17277 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17278 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17279 (PARAM_INLINE_CALL_COST): Remove.
17280 (PARAM_EARLY_INLINING_INSNS): New.
17281 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17282 (inline-call-cost): Remove.
17283 (early-inlining-insns): New.
17285 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17287 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17289 (print_int_cst_bounds_in_octal_p): Likewise.
17290 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17292 * dwarf2out.c (base_type_die): Likewise.
17293 (is_subrange_type): Delete.
17294 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17295 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17296 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17297 if the destination type is boolean.
17298 (build_range_check): Do not special-case subtypes.
17299 (fold_sign_changed_comparison): Likewise.
17300 (fold_unary): Likewise.
17301 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17302 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17303 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17304 * tree.c (subrange_type_for_debug_p): New predicate based on the
17305 former is_subrange_type.
17306 * tree.h (subrange_type_for_debug_p): Declare.
17307 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17308 (convert_affine_scev): Remove call to above function.
17309 (chrec_convert_aggressive): Likewise.
17310 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17311 false for conversions involving subtypes.
17312 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17313 (vrp_val_min): Likewise.
17314 (needs_overflow_infinity): Likewise.
17315 (extract_range_from_unary_expr): Likewise.
17317 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17319 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17320 * config/frv/frv.c: Likewise.
17321 * config/s390/s390.c: Likewise.
17322 * config/sparc/sparc.h: Likewise.
17323 * config/i386/i386.h: Likewise.
17324 * config/i386/i386.c: Likewise.
17325 * config/crx/crx.c: Likewise.
17326 * config/m68hc11/m68hc11.h: Likewise.
17327 * config/iq2000/iq2000.c: Likewise.
17328 * config/mn10300/mn10300.h: Likewise.
17329 * config/mn10300/mn10300.c: Likewise.
17330 * config/m68k/m68k.c: Likewise.
17331 * config/rs6000/rs6000.c: Likewise.
17332 * config/rs6000/xcoff.h: Likewise.
17333 * config/rs6000/linux64.h: Likewise.
17334 * config/rs6000/sysv4.h: Likewise.
17335 * config/score/score3.c: Likewise.
17336 * config/score/score7.c: Likewise.
17337 * config/score/score.c: Likewise.
17338 * config/arm/arm.md: Likewise.
17339 * config/mips/mips.c: Likewise.
17340 * config/mips/mips.md: Likewise.
17341 * config/bfin/bfin.h: Likewise.
17342 * config/pa/pa.c: Likewise.
17343 * config/pa/constraints.md: Likewise.
17345 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17346 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17347 * config/pdp11/pdp11.h: Use memory_address_p instead.
17349 2009-05-14 Ian Lance Taylor <iant@google.com>
17351 * passes.c (finish_optimization_passes): Change i to int.
17352 * plugin.c (plugins_active_p): Change event to int.
17353 (dump_active_plugins): Likewise.
17354 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17356 * tree.c (tree_range_check_failed): Change c to unsigned int.
17357 (omp_clause_range_check_failed): Likewise.
17358 (build_common_builtin_nodes): Change mode to int. Add cast.
17359 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17360 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17362 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17363 ++ or -- with a variable of enum type.
17365 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17368 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17370 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17372 * store-motion.c: Do not include params.h
17373 * Makefile.in: Fix dependencies for various files.
17375 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17377 * auto-inc-dec.c: Fix pass description, remove apparent
17378 accidental duplication.
17380 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17382 PR middle-end/40147
17383 * ipa-utils.h (memory_identifier_string): Moved to ...
17384 * tree.h (memory_identifier_string): Here. Add GTY(()).
17386 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17388 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17389 in the former documentation of...
17390 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17391 * ira-conflicts.c (get_dup_num): Use address_operand.
17392 * targhooks.c (default_legitimate_address_p): New.
17393 * targhooks.h (default_legitimate_address_p): New.
17394 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17396 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17397 * target.h (struct target): Add legitimate_address_p.
17398 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17399 (TARGET_INITIALIZER): Include it.
17401 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17402 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17403 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17404 (TARGET_LEGITIMATE_ADDRESS_P): New.
17406 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17407 (REG_OK_STRICT_P): Delete.
17408 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17409 (frv_legitimate_address_p_1): ... this.
17410 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17411 (frv_legitimate_address_p_1): ... the renamed old
17412 frv_legitimate_address_p.
17413 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17414 (TARGET_LEGITIMATE_ADDRESS_P): New.
17416 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17417 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17418 * config/s390/s390.c (legitimate_address_p): Rename to...
17419 (s390_legitimate_address_p): ... this, make static.
17420 (legitimize_address): Adjust call.
17421 (TARGET_LEGITIMATE_ADDRESS_P): New.
17422 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17424 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17425 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17426 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17427 (TARGET_LEGITIMATE_ADDRESS_P): New.
17429 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17430 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17431 * config/spu/spu.c (spu_legitimate_address): Rename to...
17432 (spu_legitimate_address_p): ... this, make static.
17433 (TARGET_LEGITIMATE_ADDRESS_P): New.
17435 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17436 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17437 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17438 (sparc_legitimate_address_p): ... this, make static and return bool.
17439 (legitimize_address): Adjust call.
17440 (TARGET_LEGITIMATE_ADDRESS_P): New.
17442 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17443 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17444 * config/i386/i386.c (legitimate_address_p): Rename to...
17445 (ix86_legitimate_address_p): ... this, make static.
17446 (constant_address_p): Move after it, adjust call.
17447 (TARGET_LEGITIMATE_ADDRESS_P): New.
17449 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17450 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17451 * config/avr/avr.c (legitimate_address_p): Rename to...
17452 (avr_legitimate_address_p): ... this, make static.
17453 (legitimize_address): Adjust call.
17454 (TARGET_LEGITIMATE_ADDRESS_P): New.
17456 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17457 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17458 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17459 (TARGET_LEGITIMATE_ADDRESS_P): New.
17461 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17462 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17463 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17464 (TARGET_LEGITIMATE_ADDRESS_P): New.
17466 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17467 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17469 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17471 (TARGET_LEGITIMATE_ADDRESS_P): New.
17473 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17474 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17476 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17478 (m68hc11_legitimate_address_p): ... this, make static.
17479 (go_if_legitimate_address_internal): Rename to...
17480 (m68hc11_legitimate_address_p_1): ... this.
17481 (legitimize_address): Adjust call.
17482 (TARGET_LEGITIMATE_ADDRESS_P): New.
17484 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17485 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17486 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17487 (TARGET_LEGITIMATE_ADDRESS_P): New.
17489 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17490 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17491 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17492 (mn10300_legitimate_address_p): ... this, make static.
17493 (TARGET_LEGITIMATE_ADDRESS_P): New.
17495 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17496 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17497 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17498 (TARGET_LEGITIMATE_ADDRESS_P): New.
17500 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17501 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17502 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17503 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17504 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17505 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17506 (rs6000_legitimate_address_p): ... this, make static.
17507 (TARGET_LEGITIMATE_ADDRESS_P): New.
17508 (REG_MODE_OK_FOR_BASE_P): Delete.
17509 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17511 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17512 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17514 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17515 static, adjust types.
17516 (TARGET_LEGITIMATE_ADDRESS_P): New.
17518 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17519 * config/score/score.c (score_address_p): Rename to...
17520 (score_legitimate_address_p): ... this.
17521 (TARGET_LEGITIMATE_ADDRESS_P): New.
17522 * config/score/score3.c (score3_address_p): Rename to...
17523 (score3_legitimate_address_p): ... this.
17524 * config/score/score7.c (score7_address_p): Rename to...
17525 (score7_legitimate_address_p): ... this.
17527 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17528 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17529 GO_IF_LEGITIMATE_ADDRESS): Delete.
17530 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17531 thumb2_legitimate_address_p): Delete.
17532 (arm_legitimate_address_p): Rename to...
17533 (arm_legitimate_address_outer_p): ... this.
17534 * config/arm/constraints.md ("Uq"): Adjust call.
17535 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17536 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17538 (arm_legitimate_address_outer_p): ... this.
17539 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17541 (TARGET_LEGITIMATE_ADDRESS_P): New.
17543 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17544 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17545 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17546 (TARGET_LEGITIMATE_ADDRESS_P): New.
17548 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17549 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17550 * config/vax/vax.c (legitimate_address_p): Rename to...
17551 (vax_legitimate_address_p): ... this, make static.
17552 (TARGET_LEGITIMATE_ADDRESS_P): New.
17554 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17555 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17556 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17557 (TARGET_LEGITIMATE_ADDRESS_P): New.
17559 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17560 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17561 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17562 (mmix_legitimate_address_p): ... this, make static.
17563 (TARGET_LEGITIMATE_ADDRESS_P): New.
17565 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17566 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17567 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17568 (TARGET_LEGITIMATE_ADDRESS_P): New.
17570 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17572 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17573 of MODE_COMPLEX_INT.
17575 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17577 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17578 LCT_NORMAL in function call.
17579 * mips-tdump.c (print_file_desc): Add cast to enum type.
17580 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17581 (mark_stabs): Add casts to enum types.
17582 (parse_stabs_common): Add casts to enum types.
17584 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17586 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17587 Check for invalid values of LETTER.
17589 2009-05-13 Taras Glek <tglek@mozilla.com>
17591 * attribs.c (register_attribute): moved out attribute registration
17592 into register_attribute.
17593 * doc/plugins.texi: Documented register_attribute and
17595 * gcc-plugin.h: Added forward decl for register_attribute.
17596 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17597 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17598 PLUGIN_ATTRIBUTES boilerplate.
17600 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17602 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17603 values even in sentinel and empty entries.
17604 (ms_printf_flag_specs): Likewise.
17605 (ms_scanf_flag_specs): Likewise.
17606 (ms_strftime_flag_specs): Likewise.
17607 (ms_print_char_table): Likewise.
17608 (ms_scan_char_table): Likewise.
17609 (ms_time_char_table): Likewise.
17611 2009-05-13 Doug Kwan <dougkwan@google.com>
17613 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17615 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17617 * config/mips/mips.md (store): Add attributes for QI and HI.
17619 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17620 (truncdi<mode>2): ... this new pattern.
17622 2009-05-13 Brad Hards <bradh@kde.org>
17624 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17626 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17627 Ben Elliston <bje@au.ibm.com>
17629 PR middle-end/40035
17630 * dse.c (check_mem_read_rtx): Guard against width == -1.
17632 2009-05-13 Michael Matz <matz@suse.de>
17634 PR middle-end/39976
17635 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17636 (trivially_conflicts_p): New function.
17637 (insert_backedge_copies): Use it.
17639 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17641 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17642 (handle_stdc_pragma): Use new enum constant names.
17643 (handle_pragma_float_const_decimal64): Ditto.
17645 2009-05-13 Ian Lance Taylor <iant@google.com>
17647 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17650 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17652 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17653 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17655 * config/m68k/m68k.h (FL_UCLINUX): Define.
17657 2009-05-13 Jan Hubicka <jh@suse.cz>
17659 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17661 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17663 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17664 unless -fschedule-insns is specified.
17666 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17669 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17670 TARGET_EXPAND_CBRANCHDI4.
17671 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17672 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17673 (cmpeqdi): Fix comment.
17675 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17677 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17678 (sh_legitimate_address_p): Likewise.
17679 * config/sh/sh.c (sh_legitimate_index_p): New.
17680 (sh_legitimate_address_p): Likewise.
17681 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17682 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17683 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17684 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17685 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17686 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17687 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17688 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17689 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17691 2009-05-12 Jan Hubicka <jh@suse.cz>
17693 * tree-inline.c (estimate_operator_cost): Add operands;
17694 when division happens by constant, it is cheap.
17695 (estimate_num_insns): Loads and stores are not having cost of 0;
17696 EH magic stuff is cheap; when computing runtime cost of switch,
17697 use log2 base of amount of its cases; builtin_expect has cost of 0;
17698 compute cost for moving return value of call.
17699 (init_inline_once): Initialize time_based flags.
17700 * tree-inline.h (eni_weights_d): Add time_based flag.
17702 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17704 * df-core.c: Update head documentation.
17706 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17709 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17710 shadowing exisiting variable op1.
17712 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17715 * config/i386/driver-i386.c (processor_signatures): New enum.
17716 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17717 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17718 processor signature to detect geode processor.
17720 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17724 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17726 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17727 causes spurious differences between trunk and cond-optab branch.
17729 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17731 * dojump.c (compare_from_rtx): Delete.
17732 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17733 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17734 if the comparison does not satisfy the predicate; test predicates for
17735 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17736 further if one existing pattern fails.
17737 * expr.h (compare_from_rtx): Delete.
17738 (prepare_operand): Declare it.
17739 * optabs.c: Change "lib call" to "libcall" throughout.
17740 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17741 HAVE_conditional_trap, emit_cmp_insn): Delete.
17742 (can_compare_p): Delete cmp_optab case.
17743 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17744 Accept other parameters by value.
17745 (prepare_operand): Make non-static.
17746 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17747 other parameters by value. Try to widen operands here based on
17748 an optab_methods argument and looking at cbranch_optab.
17749 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17750 loop. Use cbranch_optab directly.
17751 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17752 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17754 (emit_conditional_move, emit_conditional_add): Inline what's needed
17755 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17756 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17757 with COMPARE. Move cmov_optab and cstore_optab above
17758 with cbranch_optab, move cmp_optab down with ucmp_optab,
17759 remove tst_otpab. Do not initialize trap_rtx.
17760 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17761 for trap code. Do not check HAVE_conditional_trap. Use
17762 prepare_cmp_insn. Accept no predicate for operand 3.
17763 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17764 (OTI_ctrap, ctrap_optab): New.
17765 (tst_optab): Delete.
17766 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17767 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17768 with lookup of ctrap_optab.
17769 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17771 (ctrap_optab): New.
17773 * combine.c (combine_simplify_rtx, simplify_set): Do not
17774 special case comparing against zero for cc0 machines.
17775 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17776 COMPARE on cc0 machines.
17777 (simplify_relational_operation): Return a new expression when
17778 a COMPARE could be removed.
17779 * final.c (final_scan_insn): Compare cc_status values
17780 against LHS of a (compare FOO (const_int 0)) cc0 source.
17781 Also check if cc_status.value is the full compare.
17783 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17784 (cstoreMM4): Document.
17785 (conditional_trap): Document ctrapMM4 instead.
17786 (sync_compare_and_swapMM): Refer to cbranchcc4.
17787 (Dependent Patterns): Eliminate obsolete information referring to
17788 the old jump optimization phase.
17789 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17790 of compares with 0 on cc0 machines.
17791 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17792 avoiding references to cc0. Remove text about storing operands
17794 * doc/tm.texi (Condition Codes): Include blurb on different
17795 condition code representations, separate into subsections for
17796 CC0, MODE_CC and conditional execution.
17798 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17799 alpha_emit_setcc): Accept operands and a machine mode.
17800 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17801 Get code/op0/op1 from operands, use machine mode argument
17802 instead of alpha_compare.fp_p. Emit the branch here.
17803 (alpha_emit_setcc): Likewise, and return boolean.
17804 (alpha_emit_conditional_move): Likewise. Assert that
17805 cmp_op_mode == cmp_mode, and simplify accordingly.
17806 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17807 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17808 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17810 (stack probe test): Use cbranchdi4.
17811 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17813 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17814 * config/arc/arc.h (movsicc, movsfcc): Use it.
17815 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17816 (cbranchsi4, cstoresi4): New.
17817 (cmpsi, bCC and sCC expanders): Remove.
17819 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17820 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17821 * config/arm/predicates.md (arm_comparison_operator): Only include
17822 floating-point operators if there is a hardware floating-point unit.
17823 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17824 deferring to cbranch_cc and cstore_cc respectively.
17825 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17826 cbranch_cc, cstore_cc): New.
17827 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17829 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17831 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17832 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17834 (adjust_insn_length): Adjust calls.
17835 (avr_reorg): Handle (compare (foo) (const_int 0)).
17836 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17837 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17838 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17839 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17841 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17842 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17844 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17845 (cbranchsi4, cstorebi4, cstoresi4): New.
17846 (movbisi): This insn is duplicate, split it to zero_extend.
17847 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17848 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17849 (bfin_optimize_loop): Use cbranch expander.
17850 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17851 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17852 (bfin_bimode_comparison_operator): ... this.
17853 (bfin_direct_comparison_operator): New.
17855 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17856 inside (compare FOO (const_int 0)).
17857 (cris_rtx_costs): Handle ZERO_EXTRACT.
17858 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17859 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17860 (*tstdi_v32): Delete.
17861 (*cmpdi_non_v32): Add M alternative for operand 1.
17862 (cmpsi, cmp<mode>): Make private.
17863 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17865 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17867 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17868 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17869 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17870 (cc_reg_operand): New.
17871 (any_cond): Delete.
17872 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17873 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17874 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17875 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17876 crx_expand_scond): Delete.
17878 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17880 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17881 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17883 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17884 cstoresi4, cstoresf4, cstoredf4): New.
17885 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17886 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17887 Receive the entire operands array.
17888 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17889 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17890 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17891 Get test/op0/op1 from the operands array.
17892 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17894 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17895 (h8300_expand_store): New.
17896 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17898 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17899 (h8300_expand_store): New.
17900 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17901 or do not try to produce (set (cc0) REG).
17902 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17903 change a compare into a move to a scratch register. Disable some
17904 peepholes when comparing with zero.
17905 (tstsi, tsthi, tstsi, cmpqi): Make private.
17907 (bCC, sCC): Delete.
17908 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17911 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17912 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17913 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17914 (ix86_emit_i387_log1p): Use cbranchxf2.
17915 (ix86_expand_setcc): Return void.
17916 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17917 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17918 cmp<MODEF>, cmpcc): Remove.
17919 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17920 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17921 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17922 (sCC and bCC expanders): Remove.
17923 (stack_protect_test): Use cbranchcc4.
17925 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17927 (ia64_expand_compare): Accept three rtx by reference and return void.
17928 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17929 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17930 from *expr. Update *expr with the BImode comparison to do.
17931 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17932 cmptf, bCC, sCC, conditional_trap): Delete.
17933 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17934 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17935 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17936 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17937 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17939 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17940 type of last argument.
17941 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17942 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17943 use machine mode argument instead of branch_type. Remove dead
17944 code for floating-point comparisons.
17945 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17946 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17948 (cbranchsi4, cstoresi4): New.
17949 * config/iq2000/predicates.md (reg_or_const_operand): New.
17951 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17952 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17953 (b<code>_op): Rewrite to...
17954 (bcc_op): ... this, using match_operator.
17955 (s<code>_op): Rewrite to...
17956 (scc_op): ... this, using match_operator.
17957 (s<code>_24_op): Rewrite to...
17958 (scc_op_24): ... this, using match_operator.
17959 (s<code>_<mode>): Rewrite to...
17960 (cstore<mode>4): ... this, using match_operator.
17961 (s<code>_<mode>_24): Rewrite to...
17962 (cstore<mode>4_24): ... this, using match_operator.
17963 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17964 m32c_unpend_compare, m32c_expand_scc): Delete.
17965 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17966 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17967 (m32c_expand_movcc): Change NE to EQ if necessary.
17968 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17970 * config/m32r/m32r-protos.h (gen_cond_store): New.
17971 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17972 (gen_cond_store): New, from sCC patterns.
17973 (m32r_expand_block_move): Use cbranchsi4.
17974 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17975 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17976 (cbranchsi4, cstoresi4): New.
17978 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17980 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17981 (m68hc11_notice_update_cc): Look into a compare with 0.
17982 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17984 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17985 cmphi, cmpqi, bCC): Delete.
17986 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17987 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17988 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17991 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17992 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17993 * config/m68k/constraints.md (H): New.
17994 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17995 the define_insn below.
17996 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17997 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17998 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17999 patterns): Wrap RHS with COMPARE.
18000 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18001 (*cmpdi_internal): Name this pattern.
18002 (cmpdi): Change to define_insn.
18003 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18004 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18005 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18007 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18008 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18009 (conditional_trap): Change to...
18010 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18011 (*conditional_trap): Use the ordered_comparison_operator and
18012 const1_operand predicates.
18013 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18014 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18015 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18016 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18018 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18019 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18020 (mcore_gen_compare): New.
18021 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18022 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18023 (mcore_gen_compare): ... this.
18024 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18025 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18026 (stack probe pattern): Use cbranchsi4.
18028 * config/mips/predicates.md (mips_cstore_operator): New.
18029 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18030 * config/mips/mips.md (any_cond): Delete.
18031 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18033 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18034 fixuns_truncsfdi2): Use cbranch patterns.
18035 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18036 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18037 Adjust call to mips_expand_conditional_branch.
18038 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18040 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18041 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18042 * config/mips/mips.c (cmp_operands): Delete.
18043 (mips_emit_compare): Get comparison operands from *op0/*op1.
18044 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18045 that it succeeds. Use op0/op1 instead of cmp_operands.
18046 (mips_expand_conditional_branch, mips_expand_conditional_move,
18047 mips_expand_conditional_trap): Likewise.
18048 (mips_block_move_loop): Use cbranch patterns.
18049 * config/mips/mips.h (cmp_operands): Delete.
18051 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18052 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18053 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18054 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18055 (*cmpcc_folded): Rename to...
18056 (*cmpdi_folded): this.
18057 (*cmpcc): Rename to...
18059 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18062 (cbranchdf4): New. Handle invalid comparisons here.
18063 * config/mmix/predicates.md (float_comparison_operator): New.
18065 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18066 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18067 * config/mn10300/mn10300.md (tst): Delete.
18068 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18069 Name these patterns and wrap RHS in a compare.
18070 (*cmpsi): Make this pattern private. Include tst.
18071 (*cmpsf): Make this pattern private.
18072 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18073 (compare with zero peepholes): Likewise.
18075 (cbranchsi4, cbranchsf4): New.
18076 (casesi): Use cbranchsi4.
18078 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18079 hppa_branch_type): Delete.
18080 (return_addr_rtx): Use cbranchsi4.
18081 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18082 Emit CCFPmode comparison here.
18083 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18084 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18085 hppa_branch_type): Delete.
18086 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18087 (movsicc, movdicc): Remove references to hppa_compare_op0,
18088 hppa_compare_op1 and compare_from_rtx.
18089 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18090 (casesi): Use cbranchsi4.
18092 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18093 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18094 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18095 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18096 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18098 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18099 (*branch, *branch_inverted): New.
18101 * config/picochip/picochip.md (cbranchhi4): Use
18102 ordered_comparison_operator.
18103 (cmphi, bCC): Remove.
18105 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18106 (trap_comparison_operator): Delete.
18107 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18108 rs6000_emit_cbranch): Accept mode and operands.
18109 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18110 rs6000_compare_fp_p): Delete.
18111 (rs6000_generate_compare): Accept mode and comparison. Extract code
18112 and op0/op1 from there. Replace references to rs6000_compare_op0
18113 and rs6000_compare_op1.
18114 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18115 extract result from passed operands.
18116 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18117 extract loc from passed operands.
18118 (rs6000_emit_cmove): Likewise.
18119 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18120 rs6000_compare_fp_p): Delete.
18121 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18122 (cbranch<GPR>4, cbranch<FP>4): New.
18123 (cstore<mode>4): New. Consolidate here all choices about when to use
18124 portable or specialized sCC sequences.
18125 (stack_protect_test): Use cbranchsi4.
18126 (conditional_trap): Replace with ctrap<GPR>4.
18127 (conditional trap insn): Replace trap_comparison_operator with
18128 ordered_comparison_operator.
18130 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18131 (s390_emit_prologue): Use ctrap.
18132 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18133 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18134 New predicates replacing...
18135 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18136 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18137 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18138 (add<mode>cc): Do not use s390_compare_op0/op1.
18139 (s<code>): Change to...
18140 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18141 (seq): Change to...
18142 (cstorecc4): ... this. Handle EQ or NE equally.
18143 (*sne): Un-privatize for use in cstorecc4.
18144 (b<code>): Change to...
18145 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18146 (conditional_trap): Replace with...
18147 (ctrap<GPR>4, ctrap<FP>4): ... these.
18148 (stack_protect): Use cbranchcc4.
18150 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18151 * config/score/score-protos.h (score_gen_cmp): Delete.
18152 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18153 (score_block_move-loop): Use cbranchsi4.
18154 * config/score/score.md (cbranchsi4): New.
18155 (cmpsi, bCC): Delete.
18156 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18157 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18158 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18159 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18160 * config/score/score3.h (score3_gen_cmp): Delete.
18161 * config/score/score7.h (score7_gen_cmp): Delete.
18163 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18164 (sh_emit_scc_to_t): ... this. Return void.
18165 (from_compare): Rename to...
18166 (sh_emit_compare_and_branch): ... this.
18167 (sh_emit_compare_and_set): New.
18168 (sh_expand_t_scc): Accept operands.
18169 * config/sh/predicates.md (sh_float_comparison_operator): New.
18170 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18171 (prepare_scc_operands): Rename to...
18172 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18174 (sh_emit_cheap_store_flag): New.
18175 (sh_emit_set_t_insn): New.
18176 (from_compare): Rename to...
18177 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18178 handling of TARGET_SH2E floating point to avoid recursive call.
18179 Generate branch here.
18180 (sh_emit_compare_and_set): New.
18181 (sh_expand_t_scc): Get op0/op1 from arguments.
18182 (sh_emit_cheap_store_flag): New.
18183 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18185 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18186 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18187 (movsicc, movdicc): Do nothing when it recreated operands from
18188 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18189 prepare_scc_operands (now sh_emit_scc_to_t).
18190 (udivdi3): Use cstoresi4.
18191 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18192 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18193 (cbranchint4_media, cbranchfp4_media): New.
18194 (casesi): Use cbranchdi4.
18195 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18197 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18198 (movnegt): Remove second operand.
18199 (cbranchsf4, cbranchdf4): New.
18200 (stack_protect): Use cbranchdi4/cbranchsi4.
18202 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18203 (gen_compare_reg): Accept comparison, extract part of it to...
18204 (gen_compare_reg_1): ... this.
18205 (gen_compare_operator): Delete.
18206 (gen_v9_scc): Accept separate destination, comparison code and arms.
18207 Do not use sparc_compare_op0/sparc_compare_op1.
18208 (emit_scc_insn, emit_conditional_branch_insn): New.
18209 (emit_v9_brxx): Make static. Remove useless assertion.
18210 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18212 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18213 * config/sparc/sparc-protos.h (gen_compare_reg,
18214 sparc_emit_float_lib_cmp): Adjust prototype.
18215 (emit_scc_insn, emit_conditional_branch_insn): New.
18216 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18217 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18218 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18219 iterators to the top.
18220 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18221 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18222 snedi_special_trunc): Delete.
18223 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18224 and snedi_special_trunc.
18225 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18226 cbranchdi4, cbranch<F:mode>4): New.
18227 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18228 here. Use gen_compare_reg instead of gen_compare_operator.
18229 (conditional_trap): Replace with...
18230 (ctrapsi4, ctrapdi4): ... this.
18231 (stack_protect_test): Use cbranchcc4.
18233 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18235 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18236 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18237 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18238 from operands[0] or operands[3] depending on is_set.
18239 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18240 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18241 cmpdf, bCC), sCC: Remove.
18242 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18243 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18245 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18246 spu_emit_branch_or_set.
18248 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18250 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18251 xstormy16_compare_op1): Delete.
18252 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18253 xstormy16_compare_op1): Delete.
18254 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18256 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18257 (cmphi, cmpsi, bCC): Remove.
18259 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18260 (*cmpsi): ... this one.
18261 (cbranchsi4, cstoresi4): New.
18262 (bCC expanders): Delete.
18263 (sCC insns): Fold into...
18264 (*setcc): ... this one.
18265 (casesi): Do not use gen_cmpsi and gen_bgtu.
18266 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18267 (movsicc): Simplify.
18268 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18270 * config/vax/vax-protos.h (cond_name): New.
18271 (vax_output_conditional_branch): Remove.
18272 * config/vax/vax.c (cond_name): New.
18273 (vax_output_conditional_branch): Remove.
18274 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18275 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18276 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18277 (bit<VAXint>): Wrap source with (compare).
18278 (b<code> and following unnamed pattern): Rename to *branch and
18279 *branch_reversed. Change macroization to match_operator.
18280 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18282 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18283 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18284 Change last argument to machine_mode.
18285 (xtensa_expand_scc): Add machine_mode argument.
18286 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18287 (gen_conditional_move, xtensa_expand_conditional_branch,
18288 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18289 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18290 Adjust operand numbers.
18291 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18293 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18294 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18295 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18297 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18299 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18300 causes spurious differences between trunk and cond-optab branch.
18302 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18305 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18307 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18309 * tree.c (iterative_hash_pointer): Delete.
18310 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18311 Hash UIDs and versions of SSA names. Don't special-case built-in
18312 function declarations.
18314 2009-05-11 Ian Lance Taylor <iant@google.com>
18317 * graphite.c: Force -Wc++-compat to only be a warning before
18318 #including "cloog/cloog.h".
18320 2009-05-11 Martin Jambor <mjambor@suse.cz>
18322 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18324 2009-05-11 Jan Hubicka <jh@suse.cz>
18326 * tree-ssa-loop-ivcanon.c: Include target.h
18327 (struct loop_size): new structure.
18328 (constant_after_peeling): New predicate.
18329 (tree_estimate_loop_size): New function.
18330 (estimated_unrolled_size): Rewrite for new estimates.
18331 (try_unroll_loop_completely): Use new estimates.
18332 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18334 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18336 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18337 libcpp interface change.
18338 (spu_macro_to_expand): Likewise.
18340 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18342 PR tree-optimization/40026
18343 * gimplify.c (gimplify_init_constructor): Change initial conditional
18344 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18345 optimize_compound_literals_in_ctor.
18347 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18349 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18351 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18353 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18355 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18356 HOST_WIDE_INT for gap.
18358 2009-05-11 Ira Rosen <irar@il.ibm.com>
18360 PR tree-optimization/40074
18361 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18362 account in group size and step comparison.
18364 2009-05-11 Richard Guenther <rguenther@suse.de>
18366 * passes.c (init_optimization_passes): Strip now incorrect comment.
18367 (execute_function_todo): Do not set PROP_alias.
18368 * tree-pass.h (PROP_alias): Remove.
18369 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18370 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18371 * tree-nrv.c (pass_return_slot): Likewise.
18372 * tree-object-size.c (pass_object_sizes): Likewise.
18373 * tree-ssa-dom.c (pass_dominator): Likewise.
18374 (pass_phi_only_cprop): Likewise.
18375 * tree-ssa-dse.c (pass_dse): Likewise.
18376 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18377 (pass_cselim): Likewise.
18378 * tree-ssa-pre.c (pass_pre): Likewise.
18379 (pass_fre): Likewise.
18380 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18381 * tree-ssa-sink.c (pass_sink_code): Likewise.
18382 * tree-stdarg.c (pass_stdarg): Likewise.
18383 * tree-tailcall.c (pass_tail_calls): Likewise.
18384 * tree-vrp.c (pass_vrp): Likewise.
18386 2009-05-10 Ian Lance Taylor <iant@google.com>
18388 * basic-block.h (enum profile_status): Break out of struct
18389 control_flow_graph.
18390 * cgraph.h (struct inline_summary): Break out of struct
18392 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18393 of struct cgraph_order_sort.
18394 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18395 * cse.c (struct branch_path): Break out of struct
18396 cse_basic_block_data.
18397 * except.h (enum eh_region_type): Break out of struct eh_region.
18398 * gcc.c (enum add_del): Break out of struct modify_target.
18399 * genrecog.c (enum decision_type): Break out of struct decision_test.
18400 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18402 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18403 * regmove.c (enum match_use): New enum, broken out of struct match.
18404 * sched-int.h (enum post_call_group): New enum, broken out of
18406 (struct deps_reg): Break out of struct deps.
18407 * target.h (struct asm_int_op): Break out of struct gcc_target.
18408 * tree-eh.c (struct goto_queue_node): Break out of struct
18410 * tree-inline.h (enum copy_body_cge_which): Break out of
18412 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18414 * c-decl.c (in_struct, struct_types): New static variables.
18415 (pushtag): Add loc parameter. Change all callers.
18416 (lookup_tag): Add ploc parameter. Change all callers.
18417 (check_compound_literal_type): New function.
18418 (parser_xref_tag): Add loc parameter. Change all callers. If
18419 -Wc++-compat, warn about struct/union/enum types defined within a
18421 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18422 and loc parameters. Change all callers. Change error calls to
18423 error_at, using loc. For a redefinition, if the location of the
18424 original definition is known, report it. Set in_struct and
18425 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18426 (finish_struct): Add new parameters enclosing_in_struct and
18427 enclosing_struct_types. Change all callers. Set
18428 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18429 in the struct. If in a struct, add this struct to struct_types.
18430 (start_enum): Add loc parameter. Change all callers. Use
18431 error_at for errors, using loc. For a redefinition, if the
18432 location of the original definition is known, report it. If in a
18433 struct, add this enum type to struct_types. If -Wc++-compat warn
18434 if in sizeof, typeof, or alignof.
18435 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18436 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18437 (c_parser_enum_specifier): Get enum location for start_enum.
18438 (c_parser_struct_or_union_specifier): Get struct location for
18439 start_struct. Save in_struct and struct_types status between
18440 start_struct and finish_struct.
18441 (c_parser_cast_expression): Get location of cast.
18442 (c_parser_alignof_expression): Get location of type.
18443 (c_parser_postfix_expression): Likewise.
18444 (c_parser_postfix_expression_after_paren_type): Add type_loc
18445 parameter. Change all callers. Call check_compound_literal_type.
18446 Use type_loc for error about variable size type.
18447 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18448 of an enum constant from an enum type defined in a struct or union.
18449 (c_cast_expr): Add loc parameter. Change all callers. If
18450 -Wc++-compat, warn about defining a type in a cast.
18451 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18452 (start_enum, start_struct, finish_struct): Update declarations.
18453 (parser_xref_tag, c_cast_expr): Update declarations.
18454 (check_compound_literal_type): Declare.
18456 2009-05-11 Ben Elliston <bje@au.ibm.com>
18458 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18459 for recent libcpp interface change.
18460 (rs6000_macro_to_expand): Likewise.
18462 2009-05-10 Michael Matz <matz@suse.de>
18465 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18466 not at entry of function.
18468 2009-05-10 Richard Guenther <rguenther@suse.de>
18470 PR tree-optimization/40081
18472 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18473 using the main variant of the element type. Do not fiddle with
18474 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18476 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18477 structs with volatile fields.
18479 2009-05-10 Jan Hubicka <jh@suse.cz>
18481 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18482 (estimate_move_cost): Assert that it does not get called for
18484 (estimate_num_insns): Skip VOID types in argument handling.
18485 (optimize_inline_calls): Delete unreachable blocks and verify that
18486 callgraph is valid.
18488 2009-05-10 Jan Hubicka <jh@suse.cz>
18490 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18491 * cgraph.c (cgraph_mark_address_taken_node): New function.
18492 (dump_cgraph_node): Dump new flag.
18493 * cgraph.h (struct cgraph_node): Add address_taken.
18494 (cgraph_mark_address_taken_node): New function.
18495 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18496 since new direct calls can be born.
18498 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18500 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18501 tok->val.node.node.
18503 2009-05-10 Jan Hubicka <jh@suse.cz>
18505 PR middle-end/40084
18506 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18508 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18509 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18510 * tree-inline.c (copy_bb): Set frequency correctly.
18511 (fold_marked_statements): Update call to
18512 cgraph_update_edges_for_call_stmt.
18514 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18516 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18517 identifiers in diagnostics.
18518 * config/arm/arm.c (arm_handle_fndecl_attribute,
18519 arm_handle_isr_attribute): Likewise.
18520 * config/avr/avr.c (avr_handle_progmem_attribute,
18521 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18522 * config/bfin/bfin.c (handle_int_attribute,
18523 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18524 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18525 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18527 * config/darwin.c (darwin_handle_kext_attribute,
18528 darwin_handle_weak_import_attribute): Likewise.
18529 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18530 h8300_handle_eightbit_data_attribute,
18531 h8300_handle_tiny_data_attribute): Likewise.
18532 * config/i386/i386.c (ix86_handle_cconv_attribute,
18533 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18534 * config/i386/winnt.c (ix86_handle_shared_attribute,
18535 ix86_handle_selectany_attribute): Likewise.
18536 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18537 * config/m32c/m32c.c (function_vector_handler): Likewise.
18538 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18539 m68hc11_handle_fntype_attribute): Likewise.
18540 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18541 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18542 * config/mips/mips.c (mips_insert_attributes,
18543 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18544 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18545 rs6000_handle_struct_attribute): Likewise.
18546 * config/sh/sh.c (sh_insert_attributes,
18547 sh_handle_resbank_handler_attribute,
18548 sh_handle_interrupt_handler_attribute,
18549 sh2a_handle_function_vector_handler_attribute,
18550 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18552 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18553 * config/spu/spu.c (spu_handle_fndecl_attribute,
18554 spu_handle_vector_attribute): Likewise.
18555 * config/stormy16/stormy16.c
18556 (xstormy16_handle_interrupt_attribute): Likewise.
18557 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18558 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18560 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18562 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18563 (pp_translate_identifiers): New.
18564 (pp_identifier): Only conditionally translate identifier to locale
18566 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18567 (pp_base_tree_identifier): Only conditionally translate identifier
18568 to locale character set.
18569 * c-pretty-print.c (M_): Define.
18570 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18571 fragments for conditional translation with M_.
18572 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18573 identifier translation.
18575 2009-05-10 Richard Guenther <rguenther@suse.de>
18577 PR tree-optimization/40081
18578 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18579 using the main variant of the element type. Do not fiddle with
18580 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18582 2009-05-09 Jan Hubicka <jh@suse.cz>
18584 PR middle-end/40080
18585 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18586 indirect calls; verify cgraph afterwards.
18588 2009-05-09 Jan Hubicka <jh@suse.cz>
18591 * ipa.c (update_inlined_to_pointer): New function.
18592 (cgraph_remove_unreachable_nodes): Use it.
18594 2009-05-09 Jan Hubicka <jh@suse.cz>
18596 * tree-eh.c (struct leh_state): Remove prev_try.
18597 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18598 not track prev_try.
18599 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18600 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18601 remove_eh_handler_and_replace, foreach_reachable_handler,
18602 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18603 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18604 (gen_eh_region_cleanup): Update prototype.
18606 2009-05-09 Jan Hubicka <jh@suse.cz>
18608 PR middle-end/40043
18609 * except.c (copy_eh_region): Always set prev_try.
18610 (redirect_eh_edge_to_label): Find outer try.
18611 (foreach_reachable_handler): When looking for prev try
18612 handle case where previous try is not going to be taken.
18614 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18616 PR tree-optimization/40049
18617 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18618 only vector/vector shifts, convert the type of the constant to the
18619 appropriate type to avoid building incorrect trees, which
18620 eventually have problems with garbage collection.
18622 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18624 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18625 -1 for complex floating-point types if honoring signed zeros.
18627 2009-05-08 Jan Hubicka <jh@suse.cz>
18629 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18630 argument; handle correctly when profile is absent.
18631 (build_cgraph_edges): Update.
18632 (rebuild_cgraph_edges): Update.
18633 * cgraph.c: Do not include varray.h.
18634 (cgraph_set_call_stmt_including_clones): New function.
18635 (cgraph_create_edge_including_clones): Likewise
18636 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18637 (cgraph_update_edges_for_call_stmt): Handle clones.
18638 (cgraph_remove_node): Handle clone tree.
18639 (cgraph_remove_node_and_inline_clones): New function.
18640 (dump_cgraph_node): Dump clone tree.
18641 (cgraph_clone_node): Handle clone tree.
18642 (clone_function_name): Bring here from tree-inline.c.
18643 (cgraph_create_virtual_clone): New function.
18644 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18645 (cgraph_clone_info): New function.
18646 (strut cgraph_node): Add clone_info and new clone tree pointers.
18647 (cgraph_remove_node_and_inline_clones,
18648 cgraph_set_call_stmt_including_clones,
18649 cgraph_create_edge_including_clones,
18650 cgraph_create_virtual_clone): Declare.
18651 (cgraph_function_versioning): Use VEC argument.
18652 (compute_call_stmt_bb_frequency): Update prototype.
18653 (cgraph_materialize_all_clones): New function.
18654 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18655 (ipcp_create_replace_map): Update to VECtors.
18656 (ipcp_update_callgraph): Use virtual clones.
18657 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18658 (ipcp_update_profiling): Do not update local profiling.
18659 (ipcp_insert_stage): Use VECtors and virtual clones.
18660 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18661 (clone_of_p): New function.
18662 (cgraph_preserve_function_body_p): Use clone tree.
18663 (cgraph_optimize): Materialize clones.
18664 (cgraph_function_versioning): Update for VECtors.
18665 (save_inline_function_body): Use clone tree.
18666 (cgraph_materialize_clone): New function.
18667 (cgraph_materialize_all_clones): Likewise.
18668 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18669 * ipa.c: Include gimple.h.
18670 (cgraph_remove_unreachable_nodes): Use clone tree.
18671 * ipa-prop.c (ipa_note_param_call): Update call to
18672 compute_call_stmt_bb_frequencycall.
18673 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18674 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18675 (copy_bb): Handle updating of clone tree; add new edge when new call
18677 (expand_call_inline): Be strict about every call having edge.
18678 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18679 (delete_unreachable_blocks_update_callgraph): New function.
18680 (tree_function_versioning): Use VECtors; always remove unreachable
18681 blocks and fold conditionals.
18682 * tree-inline.h: Do not include varray.h.
18683 (tree_function_versioning): Remove.
18684 * Makefile.in (GTFILES): Remove tree-inline.c
18685 * passes.c (do_per_function): Do only functions having body.
18686 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18689 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18690 Andrew Morrow <acm@google.com>
18693 * c-common.c (c_common_attribute_table): Permit deprecated
18694 attribute to take an optional argument.
18695 (handle_deprecated_attribute): If the optional argument to
18696 __attribute__((deprecated)) is not a string ignore the attribute
18697 and emit a warning.
18699 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18700 * c-typeck.c (build_component_ref): Likewise.
18701 (build_external_ref): Likewise.
18703 * toplev.c (warn_deprecated_use): Add an attribute argument.
18704 Emit the message associated with __attribute__((deprecated)).
18706 * toplev.h (warn_deprecated_use): Updated.
18708 * doc/extend.texi: Document new optional parameter to
18709 __attribute__((deprecated))
18711 2009-05-08 Michael Eager <eager@eagercon.com>
18713 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18714 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18716 2009-05-08 Richard Guenther <rguenther@suse.de>
18718 PR tree-optimization/40062
18719 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18720 Avoid exponential behavior.
18722 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18724 PR rtl-optimization/33928
18726 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18727 process_uses, build_single_def_use_links): New.
18728 (update_df): Update use_def_ref.
18729 (forward_propagate_into): Use get_def_for_use instead of use-def
18731 (fwprop_init): Call build_single_def_use_links and let it initialize
18733 (fwprop_done): Free use_def_ref.
18734 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18735 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18736 df_rd_simulate_one_insn): New.
18737 (df_rd_bb_local_compute_process_def): Update head comment.
18738 (df_chain_create_bb): Use the new RD simulation functions.
18739 * df.h (df_rd_simulate_artificial_defs_at_top,
18740 df_rd_simulate_one_insn): New.
18741 * opts.c (decode_options): Enable fwprop at -O1.
18742 * doc/invoke.texi (-fforward-propagate): Document this.
18744 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18747 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18748 and one complex operand specially.
18749 * tree-complex.c (some_nonzerop): Do not identify a real value as
18750 zero if flag_signed_zeros.
18752 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18754 PR rtl-optimization/33928
18755 * loop-invariant.c (record_use): Fix && vs. || mishap.
18757 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18759 PR rtl-optimization/33928
18760 * loop-invariant.c (struct use): Add addr_use_p.
18761 (struct def): Add n_addr_uses.
18762 (struct invariant): Add cheap_address.
18763 (create_new_invariant): Set cheap_address.
18764 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18765 (record_uses): Pass df_ref to record_use.
18766 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18769 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18771 * config/sh/sh.c: Do not include c-pragma.h.
18773 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18775 * config/spu/spu.c: Remove include of c-common.h.
18777 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18780 * c-common.h (mark_valid_location_for_stdc_pragma,
18781 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18782 clear_float_const_decimal64, float_const_decimal64_p): New.
18783 * c.opt (Wunsuffixed-float-constants): New.
18784 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18785 unsuffixed float constant, handle new warning.
18786 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18787 * c-decl.c (c_scope): New flag float_const_decimal64.
18788 (set_float_const_decimal64, clear_float_const_decimal64,
18789 float_const_decimal64_p): New.
18790 (push_scope): Set new flag.
18791 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18792 to use STDC pragmas.
18793 (c_parser_external_declaration): Ditto.
18794 (c_parser_compound_statement_nostart): Ditto.
18795 * c-pragma.c (valid_location_for_stdc_pragma,
18796 mark_valid_location_for_stdc_pragma,
18797 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18798 handle_pragma_float_const_decimal64): New.
18799 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18800 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18801 set_float_const_decimal64, clear_float_const_decimal64,
18802 float_const_decimal64_p): New dummy functions.
18803 * doc/extend.texi (Decimal Float): Remove statement that the
18804 pragma, and suffix for double constants, are not supported.
18805 * doc/invoke.texi (Warning Options): List new option.
18806 (-Wunsuffixed-float-constants): New.
18808 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18810 * config/i386/i386.c: Do not include c-common.h.
18812 2009-05-07 Mark Heffernan <meheff@google.com>
18814 * doc/invoke.texi (Debugging Options): Document change of debugging
18816 * opts.c (decode_options): Make dump_base_name relative to
18817 aux_base_name directory.
18819 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18821 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18822 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18824 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18826 * Makefile.in (install-plugin): Simplify a bit.
18828 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18830 * Makefile.in (OBJS-common): Add regcprop.o.
18832 * timevar.def (TV_CPROP_REGISTERS): New.
18833 * regrename.c (regrename_optimize): Return 0.
18834 (rest_of_handle_regrename): Delete.
18835 (pass_rename_registers): Point to regrename_optimize.
18836 (struct value_data_entry, struct value_data,
18837 kill_value_one_regno, kill_value_regno, kill_value,
18838 set_value_regno, init_value_data, kill_clobbered_value,
18839 kill_set_value, kill_autoinc_value, copy_value,
18840 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18841 replace_oldest_value_reg, replace_oldest_value_addr,
18842 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18843 debug_value_data, validate_value_data): Move...
18844 * regcprop.c: ... here.
18845 (rest_of_handle_cprop): Delete.
18846 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18848 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18850 PR middle-end/40057
18851 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18852 GEN_INT for 1 << bitnum.
18853 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18854 build_int_cst_type.
18856 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18858 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18859 Remove wrong description of "nand" operation.
18861 2009-05-06 Richard Guenther <rguenther@suse.de>
18862 Adam Nemet <anemet@caviumnetworks.com>
18864 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18865 comment. Add that if LHS is not a gimple register, then RHS1 has
18866 to be a single object (GIMPLE_SINGLE_RHS).
18868 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18870 * expr.c (get_def_for_expr): Move it up in the file.
18871 (store_field): When expanding a bit-field store, look at the
18872 defining gimple stmt for the masking conversion.
18874 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18876 PR middle-end/39986
18877 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18878 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18879 32-bit memcpy into long.
18881 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18883 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18884 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18886 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18887 instead of appending DW_OP_deref*.
18889 2009-05-06 Michael Matz <matz@suse.de>
18891 PR middle-end/40021
18892 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18893 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18895 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18897 * Makefile.in (install-plugin): Fix srcdir handling.
18899 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18901 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18902 when processing for not_regs_needed bitmap.
18903 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18904 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18905 handling it for rhs.
18907 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18909 * config/i386/i386.md (unnamed inc/dec peephole): Use
18910 optimize_insn_for_size_p instead of optimize_size.
18911 * config/i386/predicates.md (incdec_operand): Likewise.
18912 (aligned_operand): Likewise.
18913 * config/i386/sse.md (divv8sf3): Likewise.
18914 (sqrtv8sf2): Likewise.
18916 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18918 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18920 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18922 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18924 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18925 ssemodesuffixf2c with avxmodesuffixf2c.
18927 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18930 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18932 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18934 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18935 (struct tree_base): Adjust spacing for 8 bit boundaries.
18936 (struct tree_decl_common): Add decl_by_reference_flag bit.
18937 (DECL_BY_REFERENCE): Adjust.
18938 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18939 print DECL_BY_REFERENCE bit.
18940 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18941 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18942 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18943 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18946 PR middle-end/39666
18947 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18948 range of the type, but default label is missing, add it with one
18949 of the existing labels instead of adding a new label for it.
18951 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18955 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18957 * Makefile.in (enable_plugin, plugin_includedir): New.
18958 (install): Depend on install-plugin.
18959 (PLUGIN_HEADERS): New.
18960 (install-plugin): New.
18961 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18963 2009-05-05 Richard Guenther <rguenther@suse.de>
18965 PR tree-optimization/40022
18966 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18968 (phivn_valid_p): Fix tuplification error, simplify.
18969 (phiprop_insert_phi): Add dumps.
18970 (propagate_with_phi): Simplify.
18972 2009-05-05 Richard Guenther <rguenther@suse.de>
18974 PR middle-end/40023
18975 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18977 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18979 * tree.h (strip_float_extensions): Remove duplicate declaration.
18980 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18981 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18982 block_ultimate_origin): Rearrange the declarations line to match the
18983 comment that indicates the .c file which the functions are defined.
18984 (dwarf2out_*, set_decl_rtl): Add comment.
18985 (get_base_address): Adjust comment.
18986 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18987 declarations line and add comment.
18988 (is_builtin_name): Add blank after function name, for clarity.
18990 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18992 * attribs.c (decl_attributes): Use %qE for identifiers in
18994 * cgraphunit.c (verify_cgraph_node): Translate function names to
18995 locale character set in diagnostics.
18996 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18998 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18999 Document that functions are named in UTF-8.
19000 * expr.c (expand_expr_real_1): Translate function names to locale
19001 character set in diagnostics.
19002 * gimplify.c (omp_notice_variable, omp_is_private,
19003 gimplify_scan_omp_clauses): Use %qE for identifiers in
19005 * langhooks.c (lhd_print_error_function): Translate function names
19006 to locale character set.
19007 * langhooks.h (decl_printable_name): Document that return value is
19008 in internal character set.
19009 * stmt.c: Include pretty-print.h
19010 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19012 (resolve_operand_name_1): Translate named operand name to locale
19014 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19016 * toplev.c (announce_function): Translate function names to locale
19018 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19019 (default_tree_printer): Use pp_identifier or translate identifiers
19020 to locale character set. Mark "<anonymous>" for translation.
19021 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19022 for identifiers in diagnostics.
19023 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19025 * varasm.c (output_constructor): Use %qE for identifiers in
19028 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19030 * configure.ac: use ` ` instead of $()
19031 * configure: Regenerate.
19033 2009-05-05 Ben Elliston <bje@au.ibm.com>
19035 * config/pa/linux-atomic.c: Eliminate conditional include of
19036 errno.h on non-LP64 systems to simplify build requirements.
19038 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19040 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19042 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19043 and pass value to identifier_to_locale.
19044 (warn_variable_length_array): Make name a tree.
19045 (grokdeclarator): Separate diagnostic texts for named and unnamed
19046 declarators. Use %qE for named declarators.
19047 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19049 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19050 identifiers in diagnostics.
19051 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19052 identifier_to_locale. Mark "anonymous" strings for translation.
19054 2009-05-04 Michael Eager <eager@eagercon.com>
19056 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19057 address for DImode/DFmode only if double-precision FP regs.
19059 2009-05-04 Michael Eager <eager@eagercon.com>
19061 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19062 TARGET_SINGLE_FLOAT check.
19064 2009-05-04 Michael Eager <eager@eagercon.com>
19066 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19068 2009-05-04 Michael Eager <eager@eagercon.com>
19070 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
19071 * config/rs6000/t-xilinx: New
19073 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19075 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19076 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19077 * gcc/explow.c (memory_address): Use target hook.
19078 * gcc/targhooks.c (default_legitimize_address): New.
19079 * gcc/targhooks.h (default_legitimize_address): New.
19080 * gcc/target.h (legitimize_address): New.
19081 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19082 (TARGET_INITIALIZER): Include it.
19083 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19085 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19086 * config/bfin/bfin.c (legitimize_address): Remove.
19087 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19088 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19090 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19091 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19093 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19094 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19095 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19096 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19097 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19098 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19099 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19100 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19101 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19102 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19103 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19104 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19105 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19106 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19107 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19108 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19109 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19110 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19111 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19112 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19113 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19114 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19115 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19117 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19118 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19119 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19120 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19121 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19122 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19123 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19124 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19125 (thumb_legitimize_address): Delete.
19126 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19127 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19128 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19129 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19130 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19131 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19133 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19136 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19137 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19138 * config/m32r/m32r.c (m32r_legitimize_address): New.
19139 * config/m68k/m68k.c (m68k_legitimize_address): New.
19140 * config/score/score.c (score_legitimize_address): Standardize.
19141 * config/score/score3.c (score3_legitimize_address): Standardize.
19142 * config/score/score3.h (score3_legitimize_address): Adjust.
19143 * config/score/score7.c (score7_legitimize_address): Standardize.
19144 * config/score/score7.h (score7_legitimize_address): Adjust.
19145 * config/sh/sh.c (sh_legitimize_address): New.
19146 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19148 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19149 (s390_legitimize_address): ... this.
19150 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19151 (sparc_legitimize_address): ... this.
19152 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19153 (ix86_legitimize_address): ... this.
19154 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19155 (avr_legitimize_address): ... this.
19156 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19157 (mn10300_legitimize_address): ... this.
19158 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19159 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19160 (alpha_expand_mov): Adjust call.
19162 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19163 * config/spu/spu.c (spu_legitimize_address): Likewise.
19164 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19165 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19167 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19169 * intl.c (locale_encoding, locale_utf8): New.
19170 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19171 * intl.h (locale_encoding, locale_utf8): Declare.
19172 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19173 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19175 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19177 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19178 (pp_base_tree_identifier): Declare as function.
19179 (identifier_to_locale): Declare.
19180 * Makefile.in (pretty-print.o): Update dependencies.
19181 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19183 2009-05-04 Richard Guenther <rguenther@suse.de>
19185 PR middle-end/40015
19186 * builtins.c (fold_builtin_memory_op): Do not decay to element
19187 type if the size matches the whole array.
19189 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19191 * expmed.c (synth_mult): When trying out a shift, pass the result
19194 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19196 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19197 (shiftsub1_cost): New.
19198 (init_expmed): Compute shiftsub1_cost.
19199 (synth_mult): Optimize multiplications by constants of the form
19200 -(2^^m-1) for some constant positive integer m.
19202 2009-05-03 Richard Guenther <rguenther@suse.de>
19205 * c-typeck.c (array_to_pointer_conversion): Do not built
19206 ADDR_EXPRs of arrays of pointer-to-element type.
19207 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19208 up wrong ADDR_EXPRs after-the-fact.
19209 * c-common.c (strict_aliasing_warning): Strip pointer
19210 conversions for obtaining the original type.
19211 * builtins.c (fold_builtin_memset): Handle array types.
19212 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19215 2009-05-03 Richard Guenther <rguenther@suse.de>
19217 PR middle-end/23329
19218 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19219 Do not lose casts from array types with unknown extent to array
19220 types with known extent.
19221 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19222 alias set compatibility.
19224 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19226 * flags.h (extra_warnings): Delete.
19227 * toplev.c (process_options): Handle Wuninitialized here.
19228 * opts.c (extra_warnings): Delete.
19229 (set_Wextra): Delete.
19230 (common_handle_option): -Wextra can be handled automatically.
19231 * c-opts.c (c_common_handle_option): Delete obsolete code.
19232 (c_common_post_options): Simplify comment.
19233 * common.opt (W): Add Var.
19235 (Wuninitialized): Initialize to -1.
19237 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19238 Richard Guenther <rguenther@suse.de>
19240 * expr.c (get_def_for_expr): New function.
19241 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19242 SSA rather than trees.
19243 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19244 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19246 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19248 * c-common.c (reswords): Add _Imaginary.
19249 * c-common.c (enum rid): Add RID_IMAGINARY.
19251 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19253 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19254 Patch by Richard Guenther.
19256 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19258 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19259 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19260 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19261 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19262 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19263 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19264 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19265 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19266 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19267 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19268 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19269 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19270 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19271 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19272 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19273 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19274 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19275 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19277 2009-05-02 Richard Guenther <rguenther@suse.de>
19279 PR tree-optimization/39940
19280 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19283 2009-05-02 Richard Guenther <rguenther@suse.de>
19285 PR middle-end/40001
19286 * tree-ssa.c (execute_update_addresses_taken): Properly check
19287 if we can mark a variable DECL_GIMPLE_REG_P.
19288 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19289 back to the end of the function.
19290 (is_gimple_reg_type): Remove complex type special casing.
19291 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19294 2009-05-02 Ben Elliston <bje@au.ibm.com>
19296 * doc/collect2.texi (Collect2): Document search path behaviour
19297 when configured with --with-ld.
19299 2009-05-02 Jan Hubicka <jh@suse.cz>
19301 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19302 parameter; update callers.
19303 (coalesce_cost_edge): EH edges are costier because they needs
19304 splitting even if not critical and even more costier when there are
19305 multiple EH predecestors.
19307 2009-05-02 Jan Hubicka <jh@suse.cz>
19309 * except.c (remove_eh_handler_and_replace): Handle updating after
19310 removing TRY blocks.
19312 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19314 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19316 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19318 * varasm.c: Do not include c-pragma.h.
19319 * attribs.c: Do not incude c-common.h.
19321 2009-05-01 Michael Matz <matz@suse.de>
19323 * calls.c (initialize_argument_information): Handle SSA names like
19324 decls with a non MEM_P DECL_RTL.
19326 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19328 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19329 * ipa-utils.c: Likewise.
19330 * ipa-type-escape.c: Likewise.
19331 * cgraphunit.c Do not include c-common.h.
19332 * ipa-pure-const.c: Likewise.
19333 * tree-if-conv.c: Likewise.
19334 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19335 * ipa-struct-reorg.c: Likewise.
19336 * tree-nomudflap.c: Likewise.
19337 * tree-ssa-structalias.c: Likewise.
19339 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19341 * store-motion.c: Many cleanups to make this pass a first-class
19342 citizen instead of an appendix to gcse load motion. Add TODO list
19343 to make this pass faster/cleaner/better.
19345 (struct ls_expr): Post gcse.c-split cleanups.
19346 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19347 "stores" field to "avail_stores".
19348 (pre_ldst_mems): Rename to store_motion_mems.
19349 (pre_ldst_table): Rename to store_motion_mems_table.
19350 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19351 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19352 (ldst_entry): Rename to st_expr_entry, update users.
19353 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19354 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19355 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19357 (first_ls_expr): Rename to first_st_expr, update users.
19358 (next_ls_expr): Rename to next_st_expr, update users.
19359 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19360 fields properly for store motion instead of names inherited from load
19362 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19363 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19366 (ae_kill): Rename to st_kill, update users.
19367 (ae_gen): Rename to st_avloc, update users.
19368 (transp): Rename to st_transp, update users.
19369 (pre_insert_map): Rename to st_insert_map, update users.
19370 (pre_delete_map): Rename to st_delete_map, update users.
19371 (insert_store, build_store_vectors, free_store_memory,
19372 one_store_motion_pass): Update for abovementioned changes.
19374 (gcse_subst_count, gcse_create_count): Remove.
19375 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19376 and "n_stores_created", local variables.
19378 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19381 (regvec, compute_store_table_current_insn): Remove.
19382 (reg_set_info, reg_clear_last_set): Remove.
19383 (compute_store_table): Use DF caches instead of local dataflow
19386 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19388 * c-objc-common.c (c_tree_printer): Print identifiers with
19389 pp_identifier, not pp_string. Mark "({anonymous})" for
19391 * c-pretty-print.c (pp_c_ws_string): New.
19392 (pp_c_cv_qualifier, pp_c_type_specifier,
19393 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19394 pp_c_storage_class_specifier, pp_c_function_specifier,
19395 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19396 pp_c_primary_expression, pp_c_postfix_expression,
19397 pp_c_unary_expression, pp_c_shift_expression,
19398 pp_c_relational_expression, pp_c_equality_expression,
19399 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19400 use pp_string and pp_c_ws_string in place of pp_identifier and
19401 pp_c_identifier for non-identifiers. Mark English strings for
19403 * c-pretty-print.h (pp_c_ws_string): Declare.
19405 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19406 Roland McGrath <roland@redhat.com>
19408 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19409 (ENABLE_LD_BUILDID): New configuration option.
19410 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19411 (LINK_BUILDID_SPEC): New macro.
19412 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19414 * doc/install.texi: Document --enable-linker-build-id option.
19415 * configure: Rebuild.
19416 * config.in: Rebuild.
19418 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19420 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19421 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19422 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19423 MIPS_GP_SAVE_AREA_SIZE.
19424 * config/mips/mips.c (struct mips_frame_info): Update comment
19425 before arg_pointer_offset and hard_frame_pointer_offset.
19426 (mips_compute_frame_info): Update diagram before function: to
19427 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19428 indicate the position of frame_pointer_rtx with -fstack-protector and
19429 to show args_size. Don't allocate cprestore area for leaf functions
19430 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19432 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19434 2009-04-30 Michael Matz <matz@suse.de>
19436 PR tree-optimization/39955
19437 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19439 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19441 * ira.c (setup_cover_and_important_classes): Use safe macro
19442 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19444 * genpreds.c (write_tm_preds_h): Output suitable definition of
19445 REG_CLASS_FOR_CONSTRAINT.
19447 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19449 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19451 * bitmap.c (bitmap_descriptor): Likewise.
19452 * ggc-common.c (loc_descriptor): Likewise.
19453 * varray.c (varray_descriptor): Likewise.
19454 * vec.c (vec_descriptor): Likewise.
19456 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19458 * Makefile.in (dce.o): Add $(EXCEPT_H).
19459 * dce.c: Include except.h and delete redundant vector definitions.
19460 (deletable_insn_p): Return false for non-call insns that can throw
19463 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19465 * gcse.c (ae_gen): Remove.
19466 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19467 and make non-static function to make it available in store-motion.c.
19468 Update call sites with search-and-replace.
19469 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19470 extract_mentioned_regs, extract_mentioned_regs_helper,
19471 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19472 store_killed_in_insn, store_killed_after, store_killed_before,
19473 build_store_vectors, insert_insn_start_basic_block, insert-store,
19474 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19475 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19476 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19477 * store-motion.c: ...new file. Also copy data structures from gcse.c
19478 and clean up to remove parts not used by store motion.
19479 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19480 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19482 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19485 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19486 when optimizing for size.
19488 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19490 * gcse.c (gcse_constant_p): Fix typo in last change.
19492 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19494 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19496 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19498 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19500 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19502 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19503 CONST_HIGH_PART result.
19505 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19507 * config/avr/avr.c (initial_elimination_offset): Rename to
19508 avr_initial_elimination_offset.
19509 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19510 change return type to bool.
19511 (avr_can_eliminate): New function.
19512 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19513 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19514 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19515 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19516 avr_initial_elimination_offset.
19517 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19518 (avr_initial_elimination_offset): Define.
19520 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19521 Steven Bosscher <steven@gcc.gnu.org>
19523 PR rtl-optimization/39938
19524 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19525 * cfgrtl.c: Include insn-attr.h.
19526 (rest_of_pass_free_cfg): New function.
19527 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19528 * resource.c (init_resource_info): Remove call to df_analyze.
19530 2009-04-29 Richard Guenther <rguenther@suse.de>
19533 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19534 allow conversion to signed integers.
19536 2009-04-29 Richard Guenther <rguenther@suse.de>
19538 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19539 shifts of floating point vectors if the shift amount is
19540 a constant multiple of the element size.
19542 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19543 Michael Matz <matz@suse.de>
19545 PR middle-end/39927
19547 * tree-outof-ssa.c (emit_partition_copy): New function.
19548 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19549 insert_part_to_rtx_on_edge): Perform the partition base var
19550 copy using emit_partition_copy.
19551 (insert_value_copy_on_edge): Convert constants to the right mode.
19552 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19553 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19555 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19557 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19558 scan backwards to try to find a constant to initialize it.
19560 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19561 insn before the loop_end instruction, don't look past labels.
19563 2009-04-29 Richard Guenther <rguenther@suse.de>
19565 PR middle-end/39937
19566 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19567 loose type conversions.
19568 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19569 stmts only if there are no uses of its definition.
19571 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19573 * config/bfin/bfin.h (splitting_loops): Declare.
19574 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19575 Reorder bit definitions to be ascending.
19576 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19577 * config/bfin/bfin.c (splitting_loops): New variable.
19578 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19579 (struct loop_info): Remove members INIT and LOOP_INIT.
19580 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19581 the LSETUP sequence. Allow LC to be loaded from any register, but
19582 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19583 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19585 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19586 of reload_completed.
19589 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19591 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19593 * Makefile.in (PLUGIN_VERSION_H): New.
19594 (OBJS-common): Remove plugin-version.o.
19595 (plugin.o): Depend on (PLUGIN_VERSION_H).
19596 (plugin-version.o): Remove.
19597 * configure: Regenerate
19598 * configure.ac: Create plugin-version.h.
19599 * gcc-plugin.h (plugin_gcc_version): Remove.
19600 (plugin_default_version_check): Change signature.
19601 * plugin-version.c: Remove.
19602 * plugin.c: Include plugin-version.h.
19603 (str_plugin_gcc_version_name): Remove.
19604 (try_init_one_plugin): Pass gcc version to plugin_init.
19605 (plugin_default_version_check): Both gcc and plugin versions are now
19608 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19610 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19611 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19612 Remove special case testing for last insn of inner loops. Don't fail
19613 if the loop ends with a jump, emit an extra nop instead.
19615 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19616 DREGS rather than comparing directly. Remove code that tries to
19617 account for latencies.
19619 2009-04-29 Richard Guenther <rguenther@suse.de>
19621 PR tree-optimization/39941
19622 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19623 eliminating an indirect call.
19625 2009-04-29 Richard Guenther <rguenther@suse.de>
19627 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19628 parameter. Allow invariants as base if !require_lvalue.
19629 (verify_gimple_assign_single): Adjust.
19631 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19633 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19634 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19635 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19636 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19637 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19639 * config/bfin/bfin.c (bfin_expand_builtin,
19640 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19642 2009-04-28 Richard Guenther <rguenther@suse.de>
19644 * tree-vect-loop.c (get_initial_def_for_induction): Use
19645 correct types for pointer increment.
19647 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19649 * toplev.c (print_version): Update GMP version string calculation.
19651 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19653 PR rtl-optimization/39938
19654 * resource.c (init_resource_info): Add call to df_analyze.
19656 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19658 * config/alpha/alpha.md (usegp): Cast the result of
19659 alpha_find_lo_sum_using_gp to enum attr_usegp.
19660 * config/alpha/alpha.c (override_options): Remove end-of-structure
19661 marker element from cpu_table. Use array size of cpu_table to handle
19662 -mcpu and -mtune options.
19663 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19665 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19667 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19668 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19669 tune_32 and tune_64.
19670 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19671 support on PowerPC.
19672 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19673 * config/rs6000/option-defaults.h: ... here. New file.
19674 (OPT_64, OPT_32): Define.
19675 (MASK_64BIT): Define to 0 if not already defined.
19676 (OPT_ARCH64, OPT_ARCH32): Define.
19677 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19680 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19682 * config/arm/arm.c (arm_override_options): Emit error on using
19685 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19687 PR rtl-optimization/39914
19688 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19689 registers for allocnos created from user-defined variables only
19690 when not optimizing.
19692 2009-04-28 Richard Guenther <rguenther@suse.de>
19694 PR middle-end/39937
19695 * fold-const.c (fold_binary): Use distribute_real_division only
19698 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19700 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19701 add hpux-stdint.h to tm_file.
19702 (hppa[12]*-*-hpux11*): Ditto.
19703 (ia64*-*-hpux*): Ditto.
19704 * config/hpux-stdint.h: New.
19705 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19706 __STDC_EXT__ for all compiles.
19707 * config/pa/pa-hpux.h: Ditto.
19708 * config/pa/pa-hpux10.h: Ditto.
19709 * config/pa/pa-hpux11.h: Ditto.
19711 2009-04-28 Catherine Moore <clm@codesourcery.com>
19713 * debug.h (set_name): Add comment.
19715 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19718 * config/darwin.c (machopic_gen_offset): Check
19719 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19720 * config/arm/arm.c (require_pic_register): Likewise.
19722 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19724 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19725 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19726 m32c_promote_prototypes): Delete.
19728 2009-04-28 Michael Matz <matz@suse.de>
19730 PR middle-end/39922
19731 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19734 2009-04-28 Richard Guenther <rguenther@suse.de>
19736 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19738 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19740 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19741 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19742 * config/arm/arm-tune.md: Regenerate.
19744 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19746 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19747 block if there are complex incoming edges.
19748 (sel_merge_blocks): Remove useless assert.
19749 (sel_redirect_edge_and_branch): Check that edge was redirected.
19750 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19751 (sel_find_rgns): Delete declaration.
19752 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19753 the region when it is not a preheader.
19755 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19758 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19760 2009-04-28 Richard Guenther <rguenther@suse.de>
19762 * tree.h (SSA_NAME_VALUE): Remove.
19763 (struct tree_ssa_name): Remove value_handle member.
19764 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19765 array for jump threading.
19766 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19768 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19769 * tree-flow.h (threadedge_initialize_values): Declare.
19770 (threadedge_finalize_values): Likewise.
19771 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19772 (SSA_NAME_VALUE): Define.
19773 (threadedge_initialize_values): New function.
19774 (threadedge_finalize_values): Likewise.
19775 * tree-ssa-dom.c (ssa_name_values): New global variable.
19776 (SSA_NAME_VALUE): Define.
19777 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19779 2009-04-28 Ira Rosen <irar@il.ibm.com>
19781 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19782 Use REPORT_VECTORIZED_LOCATIONS instead
19783 REPORT_VECTORIZED_LOOPS.
19784 * tree-vectorizer.c (vect_verbosity_level): Make static.
19785 (vect_loop_location): Rename to vect_location.
19786 (vect_set_verbosity_level): Update comment.
19787 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19789 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19790 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19791 instead REPORT_UNVECTORIZED_LOOPS.
19792 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19793 and vect_loop_def to vect_external_def and vect_internal_def.
19794 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19795 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19796 REPORT_UNVECTORIZED_LOCATIONS.
19797 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19798 and vect_used_in_loop and to vect_unused_in_scope and
19799 vect_used_in_scope.
19800 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19801 (vect_verbosity_level): Remove declaration.
19802 (vect_analyze_operations): Likewise.
19803 (vect_analyze_stmt): Declare.
19804 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19805 REPORT_UNVECTORIZED_LOCATIONS.
19806 (vect_get_loop_niters): Fix indentation.
19807 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19808 (vect_analyze_loop_operations): New function.
19809 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19810 vect_analyze_operations.
19811 (vect_is_simple_reduction): Use new names.
19812 (vectorizable_live_operation, vect_transform_loop): Likewise.
19813 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19814 to specify whether the data references can be a part of interleaving
19816 (vect_analyze_data_ref_dependence): Use new names.
19817 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19818 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19819 * tree-vect-patterns.c (widened_name_p): Use new names.
19820 (vect_recog_dot_prod_pattern): Likewise.
19821 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19822 (process_use, vect_mark_stmts_to_be_vectorized,
19823 vect_model_simple_cost, vect_model_store_cost,
19824 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19825 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19826 vectorizable_operation, vectorizable_type_demotion,
19827 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19828 vectorizable_condition): Likewise.
19829 (vect_analyze_operations): Split into vect_analyze_loop_operations
19831 (vect_analyze_stmt): ... new function.
19832 (new_stmt_vec_info): Use new names.
19833 (vect_is_simple_use): Use new names and fix comment.
19834 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19835 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19837 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19840 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19841 and integer modes for x87 operands. Do not ICE for unsupported size,
19842 generate error instead. Generate error for unsupported operand types.
19843 ['z']: Do not handle HImode memory operands specially. Warning
19844 for floating-point operands. Fallthru to 'Z' for unsupported operand
19845 types. Do not ICE for unsupported size, generate error instead.
19846 (output_387_binary_op): Use %Z to output operands.
19847 (output_fp_compare): Ditto.
19848 (output_387_reg_move): Ditto.
19850 2009-04-28 Ben Elliston <bje@au.ibm.com>
19855 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19857 * builtins.c (c_strlen): Do not warn here.
19858 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19859 * c-common.c (pointer_int_sum): Take an explicit location.
19860 Warn about offsets out of bounds.
19861 * c-common.h (pointer_int_sum): Adjust declaration.
19863 2009-04-27 Ian Lance Taylor <iant@google.com>
19865 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19867 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19868 * df-core.c (df_set_flags): Change return type to int. Change
19869 type of old_flags to int.
19870 (df_clear_flags): Likewise.
19871 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19872 (df_get_conditional_uses): Likewise.
19873 * df.h (df_set_flags, df_clear_flags): Update declarations.
19874 * dwarf2out.c (struct indirect_string_node): Change type of form
19875 field to enum dwarf_form.
19876 (AT_string_form): Change return type to enum dwarf_form.
19877 * fixed-value.c (fixed_compare): Add cast to enum type.
19878 * fwprop.c (update_df): Change 0 to VOIDmode.
19879 * gensupport.c: Change 0 to UNKNOWN.
19880 * gimple.h (gimple_cond_code): Add cast to enum type.
19881 * haifa-sched.c (reemit_notes): Add cast to enum type.
19882 * hooks.c (hook_int_void_no_regs): Remove function.
19883 * hooks.h (hook_int_void_no_regs): Remove declaration.
19884 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19885 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19886 * real.c (real_arithmetic): Add cast to enum type.
19887 (real_compare): Likewise.
19888 * target.h (struct gcc_target): Change return type of
19889 branch_target_register_class to enum reg_class.
19890 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19891 default_branch_target_register_class.
19892 * targhooks.c (default_branch_target_register_class): New function.
19893 * targhooks.h (default_branch_target_register_class): Declare.
19894 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19895 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19897 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19899 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19900 vect_uninitialized_def. Change 0 to ERROR_MARK.
19901 * tree-vect-stmts.c (supportable_widening_operation): Don't
19902 initialize icode1 and icode2.
19903 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19904 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19906 (cmn_err_flag_specs): Change 0 to STD_C89.
19907 (cmn_err_char_table): Likewise.
19908 * config/arm/arm.c (get_arm_condition_code): Change type of code
19909 to enum arm_cond_code.
19910 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19911 (IWMMXT_BUILTIN2): Likewise.
19912 (neon_builtin_type_bits): Don't define typedef.
19913 (neon_builtin_datum): Change type of bits field to int.
19914 (arm_expand_neon_args): Add cast to enum type.
19915 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19917 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19918 casts to enum type.
19919 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19921 * config/mips/mips.md (jal_macro): Return enum constant.
19922 (single_insn): Likewise.
19923 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19925 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19926 casts to enum type.
19927 * config/s390/s390.c (s390_tune_flags): Change type to int.
19928 (s390_arch_flags): Likewise.
19929 (s390_handle_arch_option): Change flags field of struct pta to int.
19930 * config/s390/s390.h (s390_tune_flags): Update declaration.
19931 (s390_arch_flags): Likewise.
19932 * config/sh/sh.c (prepare_move_operands): Compare
19933 tls_symbolic_operand result with enum constant.
19934 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19935 (sh_expand_prologue): Add cast to enum type.
19936 (sh_expand_epilogue): Likewise.
19937 (tls_symbolic_operand): Change return type to enum tls_model.
19938 (fpscr_set_from_mem): Add cast to enum type.
19939 (legitimize_pic_address): Compare tls_symbolic_operand result with
19941 (sh_target_reg_class): Change return type to enum reg_class.
19942 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19944 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19945 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19946 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19947 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19948 (delayed_branch, tls_call_delay): Likewise.
19949 (eligible_for_sibcall_delay): Likewise.
19950 (eligible_for_return_delay): Likewise.
19951 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19952 (spu_expand_builtin_1): Likewise.
19954 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19955 for all types of conversions.
19956 (output_init_element): Issue -Wc++-compat warning if needed when
19957 initializing a bitfield with enum type.
19958 * c-parser.c (c_parser_expression): Set original_type to
19959 original_type of right hand operand of comma operator.
19961 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19963 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19965 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19966 * doc/cpp.texi (Standard Predefined Macros)
19967 (Implementation-defined behavior): Likewise.
19968 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19969 * doc/gimple.texi (GIMPLE Exception Handling)
19970 (@code{GIMPLE_ASSIGN}): Likewise.
19971 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19972 * doc/invoke.texi (Warning Options, Optimize Options)
19973 (AVR Options, Darwin Options): Likewise.
19974 (Optimize Options): Reformulate -fwhole-program description.
19975 * doc/loop.texi (Lambda): Likewise.
19976 * doc/md.texi (Output Template, Define Constraints)
19977 (Standard Names, Insn Splitting): Likewise.
19978 * doc/options.texi (Option properties): Likewise.
19979 * doc/passes.texi (Tree-SSA passes): Likewise.
19980 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19981 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19982 (File Names and DBX): Likewise.
19983 * doc/trouble.texi (Incompatibilities): Likewise.
19985 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19987 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19988 instruction is correct.
19990 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19992 Allow non-constant arguments to conversion intrinsics.
19993 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19994 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19995 * spu.c (print_operand): Handle 'v' and 'w'.
19996 (exp2_immediate_p, spu_gen_exp2): Define.
19997 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19998 spu_convtf_1): Update parameter descriptions.
19999 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20000 * constraints.md ('v', 'w'): New.
20001 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20003 (i2f, I2F): New define_mode_attr.
20004 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20005 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20006 fixuns_truncv4sfv4si2): Update to use mode attribute.
20007 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20008 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20009 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20010 patterns for combine.
20012 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20014 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20015 (cprop, hoist, pre, store_motion): New debug counters.
20016 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20017 is not an RTL pass anymore.
20018 (pass_profiling): Remove extern decl for pass removed in 2005.
20019 (pass_gcse, pass_jump_bypass): Remove.
20020 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20021 to 0 for clean state.
20022 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20023 * cse.c (gate_handle_cse_after_global_opts,
20024 rest_of_handle_cse_after_global_opts): New functions.
20025 (pass_cse_after_global_opts): New pass, does local CSE.
20026 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20027 (TV_CPROP): New timevar.
20028 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20029 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20030 (gcse_main, recompute_all_luids): Remove.
20031 (compute_hash_table_work): Call max_reg_num instead of reading
20033 (cprop_jump): Don't set run_jump_opt_after_gcse.
20034 (constprop_register): Always allow to alter jumps.
20035 (cprop_insn): Likewise.
20036 (do_local_cprop): Likewise.
20037 (local_cprop_pass): Likewise. Return non-zero if something changed.
20038 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20039 (find_implicit_sets): Add note about missed optimization opportunity.
20040 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20041 pass_rtl_cprop execute function.
20042 Don't bother tracking the pass number, each pass gets its own dumpfile
20044 Always allow to alter jumpsand bypass jumps.
20045 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20046 will just find no suitable set.
20047 (pre_edge_insert): Fix dumping, this function is for PRE only.
20048 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20049 pass_rtl_pre execute function.
20050 (hoist_code): Return non-zero if something changed. Keep track of
20051 substitutions and insertions for statistics gathering similar to PRE.
20052 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20053 called from the pass_rtl_hoist execute function. Show pass statistics.
20054 (compute_store_table): Use max_reg_num directly instead of using the
20055 formerly global max_gcse_regno.
20056 (build_store_vectors): Likewise.
20057 (replace_store_insn): Fix dumping.
20058 (store_motion): Rename to ...
20059 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20060 pass, called from the pass_rtl_store_motion execute function. Keep
20061 track of substitutions and insertions for statistics gathering similar
20063 (bypass_jumps): Remove, fold interesting bits into ...
20064 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20065 from the pass_rtl_cprop execute function.
20066 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20067 pass_jump_bypass): Remove.
20068 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20069 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20070 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20071 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20072 (gate_rtl_store_motion, execute_rtl_store_motion,
20073 pass_rtl_store_motion): New.
20074 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20075 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20076 * passes.c (init_optimization_passes): Remove pass_gcse and
20077 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20078 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20079 instead of pass_jump_bypass.
20081 2009-04-27 Richard Guenther <rguenther@suse.de>
20083 PR middle-end/39928
20084 * gimplify.c (gimplify_expr): If we are required to create
20085 a temporary make sure it ends up as register.
20087 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20090 * config/i386/i386.c (construct_container): Don't call
20091 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20092 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20094 2009-04-27 Michael Matz <matz@suse.de>
20096 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20097 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20098 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
20099 (dump_replaceable_exprs): Take a bitmap.
20100 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20102 (expand_gimple_basic_block): Likewise.
20103 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20104 replaceable_expressions member a bitmap.
20105 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20106 (mark_replaceable): Likewise.
20107 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20108 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20110 2009-04-27 Richard Guenther <rguenther@suse.de>
20112 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20113 (verify_stmts): Dispatch to gimple/type verification code.
20114 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20115 issue with call argument types.
20117 2009-04-27 Michael Matz <matz@suse.de>
20119 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20120 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20123 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20124 Eric Botcazou <ebotcazou@adacore.com>
20126 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20127 a label's basic block.
20128 (mark_target_live_regs): Tidy and rework obsolete comments.
20129 Change back DF problem to LIVE. If a label starts a basic block,
20130 assume that all registers that used to be live then still are.
20131 (init_resource_info): If a label starts a basic block, set its
20132 BLOCK_FOR_INSN accordingly.
20133 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20135 2009-04-27 Richard Guenther <rguenther@suse.de>
20137 * tree-flow-inline.h (function_ann): Remove.
20138 (get_function_ann): Likewise.
20139 * tree-dfa.c (create_function_ann): Remove.
20140 * tree-flow.h (struct static_var_ann_d): Remove.
20141 (struct function_ann_d): Likewise.
20142 (union tree_ann_d): Remove fdecl member.
20143 (function_ann_t): Remove.
20144 (function_ann, get_function_ann, create_function_ann): Remove
20147 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20149 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20151 2009-04-27 Jan Hubicka <jh@suse.cz>
20153 * ipa-pure-const.c (struct funct_state_d): New fields
20154 state_previously_known, looping_previously_known; remove
20155 state_set_in_source.
20156 (analyze_function): Use new fields.
20157 (propagate): Avoid assumption that state_set_in_source imply
20160 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20161 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20162 * cfgloop.h (finite_loop_p): Declare.
20164 2009-04-26 Michael Matz <matz@suse.de>
20166 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20168 2009-04-26 Michael Matz <matz@suse.de>
20170 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20171 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20172 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20173 pass_mark_used_blocks): Remove.
20174 * tree-optimize.c (pass_free_datastructures,
20175 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20176 * passes.c (init_optimization_passes): Don't call
20177 pass_mark_used_blocks, remove dead code.
20179 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20181 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20182 * tree-ssa-live.h (register_ssa_partition): Likewise.
20184 2009-04-26 Michael Matz <matz@suse.de>
20187 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20188 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20189 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20191 (compare_pairs): Swap cost comparison.
20192 (coalesce_ssa_name): Don't use change_partition_var.
20193 * tree-nrv.c (struct nrv_data): Add modified member.
20194 (finalize_nrv_r): Set it.
20195 (tree_nrv): Use it to update statements.
20196 (pass_nrv): Require PROP_ssa.
20197 * tree-mudflap.c (mf_decl_cache_locals,
20198 mf_build_check_statement_for): Use make_rename_temp.
20199 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20200 * alias.c (find_base_decl): Handle SSA names.
20201 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20202 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20203 * rtl.h (set_reg_attrs_for_parm): Declare.
20204 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20205 to "optimized", remove unused locals at finish.
20206 (execute_free_datastructures): Make global, call
20207 delete_tree_cfg_annotations.
20208 (execute_free_cfg_annotations): Don't call
20209 delete_tree_cfg_annotations.
20211 * ssaexpand.h: New file.
20212 * expr.c (toplevel): Include ssaexpand.h.
20213 (expand_assignment): Handle SSA names the same as register variables.
20214 (expand_expr_real_1): Expand SSA names.
20215 * cfgexpand.c (toplevel): Include ssaexpand.h.
20216 (SA): New global variable.
20217 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20218 (SSAVAR): New macro.
20219 (set_rtl): New helper function.
20220 (add_stack_var): Deal with SSA names, use set_rtl.
20221 (expand_one_stack_var_at): Likewise.
20222 (expand_one_stack_var): Deal with SSA names.
20223 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20224 before unique numbers.
20225 (expand_stack_vars): Use set_rtl.
20226 (expand_one_var): Accept SSA names, add asserts for them, feed them
20227 to above subroutines.
20228 (expand_used_vars): Expand all partitions (without default defs),
20229 then only the local decls (ignoring those expanded already).
20230 (expand_gimple_cond): Remove edges when jumpif() expands an
20231 unconditional jump.
20232 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20233 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20235 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20236 members of SA; deal with PARM_DECL partitions here; expand
20237 all PHI nodes, free tree datastructures and SA. Commit instructions
20238 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20239 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20240 info and statements at start, collect garbage at finish.
20241 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20242 (VAR_ANN_PARTITION) Remove.
20243 (change_partition_var): Don't declare.
20244 (partition_to_var): Always return SSA names.
20245 (var_to_partition): Only accept SSA names.
20246 (register_ssa_partition): Only check argument.
20247 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20249 (delete_var_map): Don't free it.
20250 (var_union): Only accept SSA names, simplify.
20251 (partition_view_init): Mark only useful SSA names as used.
20252 (partition_view_fini): Only deal with SSA names.
20253 (change_partition_var): Remove.
20254 (dump_var_map): Use ssa_name instead of partition_to_var member.
20255 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20257 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20258 (struct _elim_graph): New member const_dests; nodes member vector of
20260 (set_location_for_edge): New static helper.
20261 (create_temp): Remove.
20262 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20263 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20264 (new_elim_graph): Allocate const_dests member.
20265 (clean_elim_graph): Truncate const_dests member.
20266 (delete_elim_graph): Free const_dests member.
20267 (elim_graph_size): Adapt to new type of nodes member.
20268 (elim_graph_add_node): Likewise.
20269 (eliminate_name): Likewise.
20270 (eliminate_build): Don't take basic block argument, deal only with
20271 partition numbers, not variables.
20272 (get_temp_reg): New static helper.
20273 (elim_create): Use it, deal with RTL temporaries instead of trees.
20274 (eliminate_phi): Adjust all calls to new signature.
20275 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20276 (rewrite_trees): Only do checking.
20277 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20278 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20279 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20280 contains_tree_r, MAX_STMTS_IN_LATCH,
20281 process_single_block_loop_latch, analyze_edges_for_bb,
20282 perform_edge_inserts): Remove.
20283 (expand_phi_nodes): New global function.
20284 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20285 functions, initialize new parameter, remember partitions having a
20287 (finish_out_of_ssa): New global function.
20288 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20289 don't reset in_ssa_p here, don't disable TER when mudflap.
20290 (pass_del_ssa): Remove.
20291 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20293 (execute_free_datastructures): Declare.
20294 * Makefile.in (SSAEXPAND_H): New variable.
20295 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20296 * basic-block.h (commit_one_edge_insertion): Declare.
20297 * passes.c (init_optimization_passes): Move pass_nrv and
20298 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20299 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20300 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20301 (redirect_branch_edge): Deal with super block when expanding, split
20302 out jump patching itself into ...
20303 (patch_jump_insn): ... here, new static helper.
20305 2009-04-26 Michael Matz <matz@suse.de>
20307 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20308 beyond num_ssa_names.
20309 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20310 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20312 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20314 PR inline-asm/39543
20315 * fwprop.c (forward_propagate_asm): New function.
20316 (forward_propagate_and_simplify): Propagate also into __asm, if it
20317 doesn't increase the number of referenced registers.
20320 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20322 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20324 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20325 note_nonlocal_vla_type for nonlocal VLAs.
20326 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20327 contains_remapped_vars, remap_vla_decls): New functions.
20328 (convert_nonlocal_reference_stmt): If not optimizing, call
20329 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20330 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20331 if it wasn't found in var_map.
20332 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20333 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20334 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20336 * gimplify.c (nonlocal_vlas): New variable.
20337 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20339 (gimplify_body): Create and destroy nonlocal_vlas.
20341 * dwarf2out.c (loc_descr_plus_const): New function.
20342 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20343 mem_loc_descriptor, loc_descriptor_from_tree_1,
20344 descr_info_loc, gen_variable_die): Use it.
20346 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20347 !TREE_STATIC VAR_DECLs.
20348 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20349 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20350 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20351 DECL_BY_REFERENCE is valid.
20352 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20353 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20354 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20355 Copy DECL_BY_REFERENCE.
20356 (struct nesting_copy_body_data): New type.
20357 (nesting_copy_decl): New function.
20358 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20359 if they have variable length.
20361 2009-04-26 Michael Matz <matz@suse.de>
20363 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20364 mark new temporaries for renaming.
20366 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20369 * c-decl.c (global_bindings_p): Return negative value.
20370 (c_variable_size): New. Based on variable_size from
20372 (grokdeclarator): Call c_variable_size not variable_size.
20374 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20376 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20378 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20380 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20381 Redefine it to just use mingw/include.
20382 (ASM_SPEC): Rules for -m32 and -m64.
20383 (LINK_SPEC): Use Likewise.
20384 (SPEC_32): New define.
20385 (SPEC_64): Likewise.
20386 (SUB_LINK_SPEC): Likewise.
20387 (MULTILIB_DEFAULTS): New define.
20388 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20389 Add multilib options.
20390 (MULTILIB_DIRNAMES): Likewise.
20391 (MULTILIB_OSDIRNAMES): Likewise.
20392 (LIBGCC): Likewise.
20393 (INSTALL_LIBGCC): Likewise.
20395 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20398 * c-tree.h (enum c_inline_static_type): New.
20399 (record_inline_static): Declare.
20400 * c-decl.c (struct c_inline_static, c_inline_statics,
20401 record_inline_static, check_inline_statics): New.
20402 (pop_file_scope): Call check_inline_statics.
20403 (start_decl): Call record_inline_static instead of pedwarning
20404 directly for static in inline function.
20405 * c-typeck.c (build_external_ref): Call record_inline_static
20406 instead of pedwarning directly for static referenced in inline
20409 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20411 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20412 not new but only being rescanned.
20413 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20414 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20415 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20416 record_set_info, compute_set, grealloc): Remove.
20417 (recompute_all_luids): New function.
20418 (gcse_main): Don't compute sets, and don't do related memory
20419 allocations/free-ing. If something changed before the end of the
20420 pass, update LUIDs using recompute_all_luids.
20421 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20422 (free_gcse_mem): Don't free it either.
20423 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20424 Use the df insn LUIDs.
20425 (load_killed_in_block): Likewise.
20426 (compute_hash_table_work): Don't compute reg_set_in_block.
20427 (compute_transp): Use DF_REG_DEF_CHAINs.
20428 (local_cprop_pass): Don't use compute_sets and related functions.
20429 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20430 Use get_max_uid() instead of max_cuid.
20431 (insert_insn_end_basic_block, pre_insert_copy_insn,
20432 update_ld_motion_stores): Don't try to
20433 keep reg_set tables up to date.
20434 (pre_insert_copies): Use df insn LUIDs.
20435 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20436 (reg_set_info): Don't use extra bitmap argument.
20437 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20438 information to compute regs_set_in_block.
20439 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20440 (bypass_jumps): Don't use compute_sets and friends.
20442 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20445 * opts.c (undocumented_msg): Do not leave blank even with
20448 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20450 * c-decl.c (build_enumerator): Allow values folding to integer
20451 constants but not integer constant expressions with a pedwarn if
20454 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20457 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20458 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20459 type is an integer constant.
20461 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20464 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20467 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20470 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20471 with variably modified return type and no storage class
20472 specifiers, except for the case of nested functions. Distinguish
20473 extern declarations of functions with variably modified return
20474 types from those of objects with variably modified types.
20476 2009-04-25 Jan Hubicka <jh@suse.cz>
20478 * tree.c (list_equal_p): New function.
20479 * tree.h (list_equal_p): Declare.
20480 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20481 basic_block_def, basic_block, const_basic_block): New.
20482 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20483 (redirect_eh_edge): New function.
20484 (make_eh_edge_update_phi): EH edges are not abnormal.
20485 * except.c: Include tree-flow.h.
20486 (list_match): New function.
20487 (eh_region_replaceable_by_p): New function.
20488 (replace_region): New function.
20489 (hash_type_list): New function.
20490 (hash_eh_region): New function.
20491 (eh_regions_equal_p): New function.
20492 (merge_peers): New function.
20493 (remove_unreachable_regions): Verify EH tree when checking;
20495 (copy_eh_region_1): New function.
20496 (copy_eh_region): New function.
20497 (push_reachable_handler): New function.
20498 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20499 regions without label but with live RESX.
20500 * except.h (redirect_eh_edge_to_label): New.
20501 * tree-flow.h (redirect_eh_edge): New.
20502 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20503 basic_block_def, basic_block, const_basic_block): Remove.
20504 * Makefile.in (except.o): Add dependency on tree-flow.h
20505 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20506 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20509 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20512 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20513 on the destination of memcpy.
20515 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20517 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20518 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20519 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20521 2009-04-25 Jan Hubicka <jh@suse.cz>
20523 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20524 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20525 to be reached by different label than left.
20526 (update_eh_edges): Update comment; remove edge_to_remove if possible
20527 and return true if suceeded.
20528 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20529 (cleanup_eh): Compute sharing map.
20530 * except.c (remove_eh_handler_and_replace): Add argument if we should
20532 (remove_unreachable_regions): Update for label sharing.
20533 (label_to_region_map): Likewise.
20534 (get_next_region_sharing_label): New function.
20535 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20537 (remove_eh_handler): Update.
20538 (remove_eh_region_and_replace_by_outer_of): New function.
20539 * except.h (struct eh_region): Add next_region_sharing_label.
20540 (remove_eh_region_and_replace_by_outer_of,
20541 get_next_region_sharing_label): Declare.
20542 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20544 2009-04-25 Jan Hubicka <jh@suse.cz>
20546 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20547 insert code even if they are not critical.
20549 2009-04-25 Jan Hubicka <jh@suse.cz>
20551 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20552 (gimple_can_remove_branch_p): EH edges won't remove branch by
20554 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20555 updating of non-abnormal EH edges.
20556 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20557 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20558 (split_critical_edges): Split also edges where emitting code on them
20559 will lead to splitting later.
20561 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20562 H.J. Lu <hongjiu.lu@intel.com>
20565 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20566 the configured assembler supports fildq and fistpq mnemonics.
20567 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20568 * configure: Regenerated.
20569 * config.in: Ditto.
20571 * config/i386/i386.c (print_operand): Handle 'Z'.
20572 ['z']: Remove handling of special fild/fist suffixes.
20573 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20574 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20575 suffix of fild insn.
20576 (*floatsi<mode>2_vector_mixed): Ditto.
20577 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20578 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20579 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20580 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20581 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20583 2009-04-25 Ben Elliston <bje@au.ibm.com>
20585 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20586 the source of a set operation.
20588 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20590 * target.h (struct gcc_target): Add case_values_threshold field.
20591 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20592 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20593 * targhooks.c (default_case_values_threshold): New function.
20594 * targhooks.h (default_case_values_threshold): Declare function.
20595 * stmt.c (expand_case): Use case_values_threshold target hook.
20596 * expr.h (case_values_threshold): Remove declartation.
20597 * expr.c (case_values_threshold): Remove function.
20598 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20600 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20601 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20602 (avr_case_values_threshold): Declare as static.
20603 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20605 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20606 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20607 (mn10300_case_values_threshold): New function.
20609 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20611 * ira.c (setup_cover_and_important_classes): Add enum cast.
20613 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20615 * genpreds.c (write_enum_constraint_num): Output definition of
20616 CONSTRAINT_NUM_DEFINED_P macro.
20617 * ira.c (setup_cover_and_important_classes): Use
20618 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20620 2009-04-24 DJ Delorie <dj@redhat.com>
20622 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20623 __SH2A_SINGLE_ONLY__ also.
20625 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20627 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20628 (movdf_internal): Ditto.
20629 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20630 SFmode and DFmode constants.
20631 (ia64_print_operand): Add 'G' format for printing
20632 floating point constants.
20634 2009-04-24 Richard Guenther <rguenther@suse.de>
20636 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20637 from unsigned additions.
20639 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20641 * c-typeck.c (set_init_index): Allow array designators that are
20642 not integer constant expressions with a pedwarn if pedantic.
20644 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20646 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20647 zero if no overlap in nonzero bits between the operands.
20649 2009-04-24 Ian Lance Taylor <iant@google.com>
20651 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20652 (record_dead_and_set_regs): Likewise.
20653 * df.h (struct df_mw_hardreg): Change flags field to int.
20654 (struct df_base_ref): Likewise.
20655 (struct df): Change changeable_flags field to int.
20656 * df-scan.c (df_defs_record): Change clobber_flags to int.
20657 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20658 constants rather than #define macros.
20659 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20660 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20661 (enum dwarf_calling_convention): Likewise.
20662 (enum dwarf_line_number_x_ops): Likewise.
20663 (enum dwarf_call_frame_info): Likewise.
20664 (enum dwarf_source_language): Likewise.
20665 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20666 (add_calling_convention_attribute): Likewise.
20667 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20668 (combine_comparisons): Change compcode to int. Add cast to enum type.
20669 * genrecog.c (maybe_both_true_2): Change c to int.
20670 (write_switch): Likewise. Add cast to enum type.
20671 * gimplify.c (gimplify_omp_for): Handle return values from
20672 gimplify_expr using MIN rather than bitwise or.
20673 (gimplify_expr): Add cast to enum type.
20674 * ipa-prop.c (update_jump_functions_after_inlining): Change
20675 IPA_BOTTOM to IPA_JF_UNKNOWN.
20676 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20677 Add casts to enum type.
20678 (setup_cover_and_important_classes): Change cl to int. Add casts
20680 (setup_class_translate): Change cl and mode to int.
20681 (ira_init_once): Change mode to int.
20682 (free_register_move_costs): Likewise.
20683 (setup_prohibited_mode_move_regs): Add casts to enum type.
20684 * langhooks.c (add_builtin_function_common): Rework assertion that
20685 value fits bitfield.
20686 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20687 * omega.c (omega_do_elimination): Avoid math on enum types.
20688 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20689 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20690 int local to handle integral_argment value.
20691 * regmove.c (try_auto_increment): Change PUT_MODE to
20693 * reload.c (push_secondary_reload): Add casts to enum type.
20694 (secondary_reload_class, find_valid_class): Likewise.
20695 * reload1.c (emit_input_reload_insns): Likewise.
20696 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20697 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20698 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20700 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20701 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20703 (expand_complex_libcall): Add casts to enum type.
20704 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20705 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20706 with ERROR_MARK, not NUM_TREE_CODES.
20707 (vect_create_epilog_for_reduction): Likewise.
20708 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20709 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20710 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20712 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20713 vect_unused_in_loop. Change 0 to loop_vect.
20714 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20715 * var-tracking.c (get_init_value): Change return type to enum
20717 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20718 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20720 (arm_override_options): Add casts to enum type.
20721 (arm_emit_tls_decoration): Likewise.
20722 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20724 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20725 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20726 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20728 * config/s390/s390.c (code_for_builtin_64): Change to array of
20730 (code_for_builtin_31): Likewise.
20731 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20733 * config/sparc/sparc.c (sparc_override_options): Change value
20734 field in struct code_model to enum cmodel. In initializer change
20735 0 to NULL and add cast to enum type.
20737 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20738 Change all callers. Issue a -Wc++-compat warning using
20739 lhs_origtype if necessary.
20740 (convert_for_assignment): Issue -Wc++-compat warnings about
20741 invalid conversions to enum type on assignment.
20742 * c-common.h (build_modify_expr): Update declaration.
20744 2009-04-24 Nick Clifton <nickc@redhat.com>
20746 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20747 (function_arg_advance): Likewise.
20748 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20751 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20753 * config/s390/constraints.md ('I', 'J'): Fix condition.
20755 2009-04-24 Diego Novillo <dnovillo@google.com>
20757 * gengtype-parse.c (parse_error): Add newline after message.
20759 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20761 * config/i386/sse.md (avxmodesuffixs): Removed.
20762 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20763 (*avx_pinsr<ssevecsize>): This.
20765 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20767 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20768 follow chains of regs with a single definition, and allow expressions
20769 that are function_invariant_p.
20770 (simple_rhs_p): Allow expressions that are function_invariant_p.
20772 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20774 PR middle-end/39867
20775 * fold-const.c (fold_cond_expr_with_comparison): When folding
20776 > and >= to MAX, make sure the MAX uses the same type as the
20777 comparison's operands.
20779 2009-04-24 Nick Clifton <nickc@redhat.com>
20781 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20782 addressing for DImode accesses.
20783 (frv_print_operand_address): Handle PLUS case.
20784 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20786 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20788 PR rtl-optimization/39794
20789 * alias.c (canon_true_dependence): Add x_addr argument.
20790 * rtl.h (canon_true_dependence): Adjust prototype.
20791 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20792 * cselib.c (cselib_invalidate_mem): Likewise.
20793 * gcse.c (compute_transp): Likewise.
20794 * dse.c (scan_reads_nospill): Likewise.
20795 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20796 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20797 canon_base_addr of the group, plus optional offset.
20798 (struct group_info): Rename canon_base_mem to
20800 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20801 canon_rtx of base_mem.
20803 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20805 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20806 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20808 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20810 * config/spu/spu-builtins.h: Delete file.
20812 * config/spu/spu.h (enum spu_builtin_type): Move here from
20814 (struct spu_builtin_description): Likewise. Add GTY marker.
20815 Do not use enum spu_function_code or enum insn_code.
20816 (spu_builtins): Add extern declaration.
20818 * config/spu/spu.c: Do not include "spu-builtins.h".
20819 (enum spu_function_code, enum spu_builtin_type_index,
20820 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20821 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20822 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20823 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20824 (spu_builtin_types): Make static. Add GTY marker.
20825 (spu_builtins): Add extern declaration with GTY marker.
20826 Include "gt-spu.h".
20828 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20829 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20830 Check programmatically whether all parameters are scalar.
20832 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20834 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20836 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20837 assignment from the constructor either if the target is volatile.
20839 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20841 * config/arm/arm.md (insv): Do not share operands[0].
20843 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20845 * config/vxlib-tls.c (active_tls_threads): Delete.
20846 (delete_hook_installed): New.
20847 (tls_delete_hook): Don't delete the delete hook.
20848 (tls_destructor): Delete it here.
20849 (__gthread_set_specific): Adjust installing the delete hook.
20850 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20851 __gthread_leave_tsd_dtor_context.
20853 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20855 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20857 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20859 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20861 (alpha_rtx_costs): Ditto.
20862 (emit_unlikely_jump): Use add_reg_note.
20863 (emit_frame_store_1): Ditto.
20864 (alpha_expand_prologue): Ditto.
20865 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20866 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20868 2009-04-23 Nick Clifton <nickc@redhat.com>
20870 * config/v850/v850.md (epilogue): Remove suppressed code.
20871 (return): Rename to return_simple and remove test of frame size.
20872 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20873 to gen_return_simple.
20875 2009-04-22 Jing Yu <jingyu@google.com>
20878 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20880 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20883 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20884 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20885 value is a VECTOR_CST, the element type is the element type of the
20888 2009-04-22 DJ Delorie <dj@redhat.com>
20890 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20892 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20894 * alias.c (find_base_term): Move around LO_SUM case, so that
20895 CONST falls through into PLUS/MINUS handling.
20898 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20899 into 0, use omit_one_operand.
20901 2009-04-23 Ben Elliston <bje@au.ibm.com>
20903 * config/rs6000/linux-unwind.h (get_regs): Remove type
20904 puns. Change the type of `pc' to an array of unsigned ints and
20905 update all users. Constify frame24.
20907 2009-04-22 DJ Delorie <dj@redhat.com>
20909 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20910 declarations before code.
20911 (current_function_special_page_vector): Likewise.
20912 (m32c_expand_insv): Silence a warning.
20914 2009-04-21 Taras Glek <tglek@mozilla.com>
20916 * alias.c: Update GTY annotations to new syntax.
20917 * basic-block.h: Likewise.
20918 * bitmap.h: Likewise.
20919 * c-common.h: Likewise.
20920 * c-decl.c: Likewise.
20921 * c-parser.c: Likewise.
20922 * c-pragma.c: Likewise.
20923 * c-tree.h: Likewise.
20924 * cfgloop.h: Likewise.
20925 * cgraph.h: Likewise.
20926 * config/alpha/alpha.c: Likewise.
20927 * config/arm/arm.h: Likewise.
20928 * config/avr/avr.h: Likewise.
20929 * config/bfin/bfin.c: Likewise.
20930 * config/cris/cris.c: Likewise.
20931 * config/darwin.c: Likewise.
20932 * config/frv/frv.c: Likewise.
20933 * config/i386/i386.c: Likewise.
20934 * config/i386/i386.h: Likewise.
20935 * config/i386/winnt.c: Likewise.
20936 * config/ia64/ia64.h: Likewise.
20937 * config/iq2000/iq2000.c: Likewise.
20938 * config/mips/mips.c: Likewise.
20939 * config/mmix/mmix.h: Likewise.
20940 * config/pa/pa.c: Likewise.
20941 * config/pa/pa.h: Likewise.
20942 * config/rs6000/rs6000.c: Likewise.
20943 * config/s390/s390.c: Likewise.
20944 * config/sparc/sparc.c: Likewise.
20945 * config/xtensa/xtensa.c: Likewise.
20946 * cselib.h: Likewise.
20947 * dbxout.c: Likewise.
20948 * dwarf2out.c: Likewise.
20949 * except.c: Likewise.
20950 * except.h: Likewise.
20951 * fixed-value.h: Likewise.
20952 * function.c: Likewise.
20953 * function.h: Likewise.
20954 * gimple.h: Likewise.
20955 * integrate.c: Likewise.
20956 * optabs.c: Likewise.
20957 * output.h: Likewise.
20958 * real.h: Likewise.
20960 * stringpool.c: Likewise.
20961 * tree-data-ref.c: Likewise.
20962 * tree-flow.h: Likewise.
20963 * tree-scalar-evolution.c: Likewise.
20964 * tree-ssa-address.c: Likewise.
20965 * tree-ssa-alias.h: Likewise.
20966 * tree-ssa-operands.h: Likewise.
20967 * tree.c: Likewise.
20968 * tree.h: Likewise.
20969 * varasm.c: Likewise.
20970 * varray.h: Likewise.
20972 * coretypes.h: Do not define GTY macro if it is already defined.
20973 * doc/gty.texi: Update GTY documentation to new syntax.
20974 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20975 annotations on structs.
20976 * gengtype-parse.c: Likewise.
20978 2009-04-22 Mark Heffernan <meheff@google.com>
20980 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20982 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20984 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20987 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20989 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20990 the same as a PLUS without a shift. Increase the cost of a
20993 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20995 * Makefile.in: Update dependencies.
20996 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20997 * errors.h: Remove bogus comment about compatibility.
20998 (warning): Update declaration.
20999 * genautomata.c: Update all calls to warning.
21000 * gimple.c: Do not include errors.h. Include toplev.h.
21001 * tree-ssa-structalias.c: Do not include errors.h.
21002 * omega.c: Likewise.
21003 * tree-ssa-reassoc.c: Likewise.
21004 * config/spu/spu-c.c: Likewise.
21005 * config/spu/t-spu-elf: Update dependencies.
21007 2009-04-22 Richard Guenther <rguenther@suse.de>
21009 PR tree-optimization/39824
21010 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21011 make sure the types are compatible.
21013 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21016 * c-common.c (c_parse_error): Take a token_flags parameter.
21017 Use token_type for the token type instead.
21018 Pass token_flags to cpp_type2name.
21019 * c-common.h (c_parse_error): Update declaration.
21020 * c-parser.c (c_parser_error): Pass 0 as token flags.
21022 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21024 PR rtl-optimization/39580
21025 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21027 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21029 * function.c (expand_function_end): Do not emit a jump to the "naked"
21030 return label for fall-through returns.
21031 * except.c (sjlj_emit_function_exit): Always place the call to the
21032 unregister function at the location installed by expand_function_end.
21034 2009-04-22 Richard Guenther <rguenther@suse.de>
21036 PR tree-optimization/39845
21037 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21038 (gen_inbound_check): Likewise.
21040 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21042 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21044 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21045 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21047 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21049 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21050 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21051 shift counts to avoid out-of-bounds array accesses.
21053 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21055 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21056 (Pmode): Move above.
21058 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21060 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21061 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21062 GET_CODE macro. Use IN_RANGE macro where appropriate.
21063 * config/alpha/alpha.h: Ditto.
21064 * config/alpha/alpha.md: Ditto.
21065 * config/alpha/constraints.md: Ditto.
21066 * config/alpha/predicates.md: Ditto.
21068 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21070 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21071 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21072 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21073 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21074 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21075 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21076 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21077 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21078 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21079 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21080 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21081 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21082 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21083 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21084 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21085 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21086 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21087 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21088 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21089 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21090 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21091 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21092 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21093 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21094 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21095 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21096 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21098 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21100 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21101 references from comments.
21102 * cfgbuild.c: (count_basic_blocks): Delete.
21103 (find_basic_blocks_1): Delete.
21104 (find_basic_blocks): Delete.
21105 * except.c (finish_eh_generation): Make static. Move comment from
21106 except.h here. Remove find_basic_blocks references from comments.
21107 * except.h (finish_eh_generation): Delete.
21108 * basic-block.h (find_basic_blocks): Delete.
21109 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21111 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21113 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21114 (sdbout_parms): Likewise.
21116 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21118 * config/sh/sh.c (prepare_cbranch_operands): Use
21119 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21120 (expand_cbranchdi4): Likewise.
21121 (from_compare): Add cast to enum type.
21122 (expand_cbranchsi4): Use add_reg_note.
21123 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21124 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21125 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21126 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21127 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21128 instead of CODE_FOR_nothing.
21129 (cbranchdi4): Likewise. Fix the order of arguments for
21131 (push_fpscr): Use add_reg_note.
21132 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21133 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21135 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21137 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21138 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21139 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21140 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21141 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21142 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21143 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21144 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21145 config/alpha/x-vms, config/arc/t-arc,
21146 config/arm/README-interworking, config/arm/arm-c.c,
21147 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21148 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21149 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21150 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21151 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21152 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21153 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21154 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21155 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21156 config/cris/t-elfmulti, config/crx/t-crx,
21157 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21158 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21159 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21160 config/h8300/t-h8300, config/i386/athlon.md,
21161 config/i386/darwin-libgcc.10.4.ver,
21162 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21163 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21164 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21165 config/i386/t-linux64, config/i386/t-nwld,
21166 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21167 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21168 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21169 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21170 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21171 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21172 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21173 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21174 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21175 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21176 config/m68k/t-uclinux, config/mcore/t-mcore,
21177 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21178 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21179 config/mips/crtn.asm, config/mips/irix-crti.asm,
21180 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21181 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21182 config/mips/mips-fixed.md, config/mips/sb1.md,
21183 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21184 config/mips/t-iris6, config/mips/t-isa3264,
21185 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21186 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21187 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21188 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21189 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21190 config/mn10300/t-linux, config/mn10300/t-mn10300,
21191 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21192 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21193 config/picochip/libgccExtras/clzsi2.asm,
21194 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21195 config/rs6000/darwin-libgcc.10.4.ver,
21196 config/rs6000/darwin-libgcc.10.5.ver,
21197 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21198 config/rs6000/t-aix43, config/rs6000/t-aix52,
21199 config/rs6000/t-darwin, config/rs6000/t-fprules,
21200 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21201 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21202 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21203 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21204 config/rs6000/t-rtems, config/rs6000/t-spe,
21205 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21206 config/score/t-score-elf, config/sh/divcost-analysis,
21207 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21208 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21209 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21210 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21211 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21212 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21213 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21214 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21215 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21216 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21217 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21218 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21219 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21220 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21221 * config/h8300/genmova.sh: Include copyright and license notices
21222 in generated output.
21223 * config/h8300/mova.md: Regenerate.
21224 * doc/install.texi2html: Include word "Copyright" in copyright
21225 notice and use name "Free Software Foundation, Inc.".
21226 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21227 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21228 ChangeLog-2007, ChangeLog-2008: Correct dates.
21230 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21232 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21233 NE_EXPR operations as well.
21234 * c-parser.c (c_parser_condition): Do not set location information on
21236 (c_parser_conditional_expression): Likewise.
21237 (c_parser_binary_expression): Set location information on operators.
21238 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21239 TRUTH_NOT_EXPR has been folded.
21240 * fold-const.c (fold_truth_not_expr): Copy location information from
21241 the incoming expression to the outgoing one.
21242 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21243 recursive calls on the LHS of the operator but pass that of the
21244 operator to recursive calls on the RHS of the operator. Set it
21246 (shortcut_cond_expr): Set the locus of the operator on the second
21247 COND_EXPR and that of the expression on the first in degenerate cases.
21248 Pass the locus of the expression to calls to shortcut_cond_r.
21249 Set the locus of the 'then' block on the associated jump, if any.
21250 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21251 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21252 expression to call to gimplify_boolean_expr.
21254 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21256 * config.gcc: Add additional configuration for
21257 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21258 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21259 (CPP_SPEC): Redefine for allowing -municode option.
21260 (STARTFILE_SPEC): Likewise.
21261 * config/i386/t-mingw-w64: New.
21262 * config/i386/mingw-w64.opt: New.
21263 (municode): Add new target option.
21264 * doc/invoke.texi (municode): Add documentation for new option.
21266 2009-04-21 Ian Lance Taylor <iant@google.com>
21268 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21269 Correct test for number of arguments.
21270 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21272 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21274 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21275 argument of emit_library_call.
21277 2009-04-21 Richard Guenther <rguenther@suse.de>
21279 PR middle-end/39829
21280 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21281 inside VIEW_CONVERT_EXPRs.
21283 2009-04-21 Martin Jambor <mjambor@suse.cz>
21285 * tree-switch-conversion.c (build_constructors): Split a long line.
21286 (constructor_contains_same_values_p): New function.
21287 (build_one_array): Create assigns of constants if possible, do not
21288 call mark_sym_for_renaming, call update_stmt.
21289 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21290 make_rename_temp. Do not call mark_symbols_for_renaming, call
21292 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21293 find_new_referenced_vars, call update_stmt.
21294 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21295 instead of calling make_rename_temp. Do not call
21296 find_new_referenced_vars or mark_symbols_for_renaming, call
21299 2009-04-21 Richard Guenther <rguenther@suse.de>
21301 PR tree-optimization/39827
21302 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21303 (tree_ssa_phiprop): Pass the correct array size.
21305 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21307 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21309 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21312 * c-typeck.c (lvalue_p): Move declaration ...
21313 * c-common.h (lvalue_p): ... to here.
21314 * c-common.c (candidate_equal_p): New.
21315 (add_tlist): Use it.
21316 (merge_tlist): Use it.
21317 (warn_for_collisions_1): Likewise.
21318 (warning_candidate_p): Accept more candidates.
21319 (verify_tree): A warning candidate can be an expression. Use
21322 2009-04-21 Ben Elliston <bje@au.ibm.com>
21325 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21326 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21327 options. Remove -mcall-solaris documentation.
21329 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21332 * doc/invoke.texi (-Wlong-long): Update description.
21333 * c-lex (interpret_integer): Only warn if there was no previous
21334 overflow and -Wlong-long is enabled.
21335 * c-decl.c (declspecs_add_type): Drop redundant flags.
21336 * c.opt (Wlong-long): Init to -1.
21337 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21338 and front-end warn_long_long. Wlong-long only depends on other
21339 flags if it is uninitialized.
21340 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21341 the same for CPP and FE.
21342 (restore_extension_diagnostics): Likewise.
21344 2009-04-20 Ian Lance Taylor <iant@google.com>
21346 Fix enum conversions which are invalid in C++:
21347 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21348 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21349 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21350 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21351 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21352 (dbxout_parms): Likewise.
21353 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21354 (df_clear_flags): Likewise.
21355 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21356 top_flag parameter to int.
21357 (df_chain_create_bb_process_use): Likewise.
21358 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21360 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21361 (df_ref_create_structure, df_def_record_1): Likewise.
21362 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21363 (df_notes_rescan): Change 0 to VOIDmode in function call.
21364 (df_get_call_refs, df_insn_refs_collect): Likewise.
21365 (df_bb_regs_collect): Likewise.
21366 (df_entry_block_defs_collect): Likewise.
21367 (df_exit_block_uses_collect): Likewise.
21368 * df.h: Update declarations.
21369 * double-int.c (double_int_divmod): Add cast to enum type.
21370 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21371 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21372 (based_loc_descr): Likewise.
21373 (loc_descriptor_from_tree_1): Change first_op and second_op to
21374 enum dwarf_location_atom. Add cast to enum type.
21375 * expmed.c (init_expmed): Change 0 to SET in function call.
21376 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21377 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21378 (do_store_flag): Likewise.
21379 * fixed-value.h (struct fixed_value): Change mode to enum
21381 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21382 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21384 (insert_insn_decl, insert_decl, insert_state): Likewise.
21385 (automata_list_finish): Likewise.
21386 * genrecog.c (process_define_predicate): Add cast to enum type.
21387 * gensupport.c (init_predicate_table): Add cast to enum type.
21388 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21390 (gimple_build_call_1, gimple_build_label): Likewise.
21391 (gimple_build_goto, gimple_build_asm_1): Likewise.
21392 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21393 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21394 (enum fallback): Rename from enum fallback_t.
21395 (fallback_t): Typedef as int.
21396 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21397 GSI_SAME_STMT in function call.
21398 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21400 (setup_reg_class_relations): Likewise.
21401 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21402 (setup_prohibited_class_mode_regs): Add cast to enum type.
21403 (setup_prohibited_mode_move_regs): Likewise.
21404 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21405 (record_address_regs): Change i to enum reg_class.
21406 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21407 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21408 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21409 (GET_MODE_2XWIDER_MODE): Likewise.
21410 (GET_CLASS_NARROWEST_MODE): Likewise.
21411 * omp-low.c (expand_omp_for): Add cast to enum type.
21412 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21413 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21414 * postreload.c (reload_cse_simplify_operands): Change rclass local
21416 * predict.c (combine_predictions_for_insn): Change best_predictor
21417 and predictor to enum br_predictor.
21418 (combine_predictions_for_bb): Likewise.
21419 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21420 use SET_PREDICT_EXPR_OUTCOME.
21421 * real.c (real_arithmetic): Change icode to code in function call.
21422 * reginfo.c (init_move_cost): Add casts to enum type.
21423 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21424 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21426 * reload.c (find_valid_class): Add casts to enum type.
21427 (push_reload): Change 0 to NO_REGS in function call.
21428 (find_reloads): Change this_alternative to array of enum
21429 reg_class. Remove some now-unnecessary casts.
21430 (make_memloc): Change 0 to VOIDmode in function call.
21431 * reload1.c (reload): Change 0 to VOIDmode in function call.
21432 (eliminate_regs_1, elimination_effects): Likewise.
21433 (eliminate_regs_in_insn): Likewise.
21434 (emit_input_reload_insns): Add cast to enum type.
21435 (delete_output_reload): Change 0 to VOIDmode in function call.
21436 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21437 to enum type in function call.
21438 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21439 (SET_PREDICT_EXPR_OUTCOME): Define.
21440 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21441 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21442 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21443 (dump_function): Likewise.
21444 * tree-dump.h: Update declarations.
21445 * tree-pass.h: Update declarations.
21446 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21447 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21449 (arm_rtx_costs_1): Correct parenthesization.
21450 (arm_rtx_costs): Add casts to enum type.
21451 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21452 (vfp_emit_fstmd): Use add_rg_note.
21453 (emit_multi_reg_push, emit_sfm): Likewise.
21454 (thumb_set_frame_pointer): Likewise.
21455 (arm_expand_prologue): Likewise.
21456 (arm_regno_class): Change return type to enum reg_class.
21457 (thumb1_expand_prologue): Use add_reg_note.
21458 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21459 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21461 * config/arm/gentune.sh: Add cast to enum type.
21462 * config/arm/arm-tune.md: Rebuild.
21463 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21464 (ix86_split_fp_branch, predict_jump): Likewise.
21465 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21466 insn_code to enum rtx_code.
21467 (ix86_builtin_vectorized_function): Add cast to enum type.
21468 * config/i386/i386.md (truncdfsf2): Change slot to enum
21470 (truncxf<mode>2, isinf<mode>2): Likewise.
21471 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21473 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21474 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21475 (insert_bundle_state): Change 1 to INSERT in function call.
21476 (ia64_add_bundle_selector_before): Likewise.
21477 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21478 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21479 (restore_stack_nonlocal): Likewise.
21480 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21482 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21484 (mips_rtx_costs): Likewise.
21485 (mips_override_options): Add casts to enum type.
21486 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21488 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21489 (store_reg, set_reg_plus_d): Likewise.
21490 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21491 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21493 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21495 (emit_unlikely_jump): Use add_reg_note.
21496 (rs6000_emit_allocate_stack): Likewise.
21497 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21498 (output_toc): Change 1 to INSERT in function call.
21499 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21500 (rs6000_initialize_trampoline): Likewise.
21501 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21503 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21504 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21505 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21506 (save_gprs): Use add_reg_note.
21507 (s390_emit_prologue): Likewise.
21508 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21509 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21510 (sparc_fold_builtin): Add cast to enum type.
21511 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21513 (spu_expand_prologue): Use add_reg_note.
21514 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21516 2009-04-20 Ian Lance Taylor <iant@google.com>
21518 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21519 (c_parser_postfix_expression_after_primary): Get VEC for list of
21520 arguments. Get original types of arguments. Call
21521 build_function_call_vec.
21522 (cached_expr_list_1, cached_expr_list_2): New static variables.
21523 (c_parser_expr_list): Change return type to VEC *. Add
21524 p_orig_types parameter. Change all callers.
21525 (c_parser_release_expr): New static function.
21526 (c_parser_vec_to_tree_list): New static function.
21527 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21528 call build_function_call_vec.
21529 (build_function_call_vec): New function, based on old
21530 build_function_call.
21531 (convert_arguments): Remove nargs and argarray parameters. Change
21532 values to a VEC. Add origtypes parameter.
21533 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21534 (convert_for_assignment): Add origtype parameter. Change all
21535 callers. If warn_cxx_compat, check for conversion to an enum
21536 type when calling a function.
21537 (store_init_value): Add origtype parameter. Change all callers.
21538 (digest_init): Likewise.
21539 (struct init_node): Add origtype field.
21540 (add_pending_init): Add origtype parameter. Change all callers.
21541 (output_init_element): Likewise.
21542 (output_pending_init_elements): Pass origtype from init_node to
21543 output_init_element.
21544 (process_init_element): Pass origtype from c_expr to
21545 output_init_element.
21546 (c_finish_return): Add origtype parameter. Change all callers.
21547 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21549 (sync_resolve_params): Likewise.
21550 (sync_resolve_return): Change params to first_param. Change caller.
21551 (resolve_overloaded_builtins): Change params to VEC *. Change
21552 callers. Save first parameter around call to build_function_call_vec.
21553 * c-decl.c (finish_decl): Add origtype parameter. Change all
21554 callers. Call build_function_call_vec rather than
21555 build_function_call for cleanup.
21556 * c-tree.h: Update declarations.
21557 * c-common.h: Update declarations.
21558 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21559 params to first_param.
21560 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21561 params parameter from tree to void *.
21562 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21563 Change arglist parameter to have type void *, and to be a pointer
21565 * config/rs6000/rs6000-protos.h
21566 (altivec_resolve_overloaded_builtin): Update declaration.
21567 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21568 fnargs parameter to have type void *, and to be a pointer to a
21569 VEC. Call build_function_call_vec instead of
21570 build_function_call.
21571 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21573 2009-04-20 Joey Ye <joey.ye@intel.com>
21574 Xuepeng Guo <xuepeng.guo@intel.com>
21575 H.J. Lu <hongjiu.lu@intel.com>
21577 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21579 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21580 (IX86_LEA_PRIORITY): Likewise.
21581 (distance_non_agu_define): New function.
21582 (distance_agu_use): Likewise.
21583 (ix86_lea_for_add_ok): Likewise.
21584 (ix86_dep_by_shift_count): Likewise.
21586 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21587 should split for LEA.
21589 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21591 (ix86_dep_by_shift_count): Likewise.
21593 2009-04-20 Richard Guenther <rguenther@suse.de>
21595 * expr.c (handled_component_p): Move ...
21596 * tree.h (handled_component_p): ... here.
21597 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21598 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21599 and REALPART_EXPR to be in one group.
21601 2009-04-20 Richard Guenther <rguenther@suse.de>
21603 * basic-block.h (get_all_dominated_blocks): Declare.
21604 * dominance.c (get_all_dominated_blocks): New function.
21605 * tree-cfg.c (get_all_dominated_blocks): Remove.
21606 (remove_edge_and_dominated_blocks): Adjust.
21607 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21608 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21609 instead of recursing.
21611 2009-04-20 Doug Kwan <dougkwan@google.com>
21613 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21614 (struct cgraph_node_set_def): New type.
21615 (cgraph_node_set) New type. Also declare vector functions.
21616 (struct cgraph_node_set_element_def): New type.
21617 (cgraph_node_set_element): Ditto.
21618 (cgraph_node_set_iterator): New iterator type.
21619 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21620 cgraph_node_set_remove, dump_cgraph_node_set,
21621 debug_cgraph_node_set): New prototypes.
21622 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21623 cgraph_node_set_size): New inlines.
21624 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21625 including cgraph.h.
21626 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21627 argument to function 'write_summary'.
21628 * ipa.c: Include ggc.h.
21629 (hash_cgraph_node_set_element,
21630 eq_cgraph_node_set_element, cgraph_node_set_new,
21631 cgraph_node_set_add, cgraph_node_set_remove,
21632 cgraph_node_set_find, dump_cgraph_node_set,
21633 debug_cgraph_node_set): New functions.
21634 * Makefile.in (ipa.o): Add dependency on GGC_H.
21636 2009-04-20 Ira Rosen <irar@il.ibm.com>
21638 PR tree-optimization/39675
21639 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21640 check of the return code of vect_schedule_slp. Check that
21641 stmt_vec_info still exists for the statement, before checking its
21642 vectorization type.
21644 2009-04-20 Michael Matz <matz@suse.de>
21646 * Makefile.in (generated_files): Take out $(simple_generated_c).
21648 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21650 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21651 (UINTPTR_TYPE): Likewise.
21653 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21656 * c-typeck.c (digest_init): Check for initializing an array with a
21659 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21662 * c-semantics.c (pop_stmt_list): Propagate
21663 STATEMENT_LIST_HAS_LABEL to parent statement list.
21665 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21667 * config/mips/mips.h (mips_tune_attr): New macro.
21668 * config/mips/mips.md (cpu): Use it.
21670 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21673 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21676 2009-04-19 Diego Novillo <dnovillo@google.com>
21678 * toplev.c (compile_file): Move call to coverage_finish ...
21679 * cgraphunit.c (ipa_passes): ... here.
21680 Call cgraph_process_new_functions.
21681 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21682 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21684 2009-04-19 Jan Hubicka <jh@suse.cz>
21686 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21688 (dump_cgraph_node): Dump can throw external flag.
21689 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21691 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21695 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21696 * common.opt (Wlogical-op): Move from here...
21697 * c.opt (Wlogical-op): ... to here.
21698 * c-typeck.c (parser_build_binary_op): Update call to
21699 warn_logical_operator.
21700 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21702 * c-common.c (warn_logical_op): Update.
21703 * c-common.h (warn_logical_op): Update declaration.
21705 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21707 * tree.c (protected_set_expr_location): Fix formatting.
21709 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21712 * c-typeck.c (readonly_warning): new.
21713 (build_unary_op, build_modify_expr): Use readonly_warning for
21714 storing into something readonly but not const-qualified.
21716 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21719 * c-typeck.c (build_unary_op): Check for taking address of
21720 expression of type void.
21722 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21725 * c-typeck.c (build_function_call): Check for calling a function
21726 with qualified void return types. Call require_complete_type when
21729 2009-04-18 Jan Hubicka <jh@suse.cz>
21731 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21733 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21734 can_throw_external flag.
21735 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21736 * ipa-pure-const.c (ignore_edge): New function.
21737 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21738 only over can_throw_external edges.
21739 (local_pure_const): Add nothrow flag.
21740 * ipa-utils.c (searchc): Add ignore_edge callback.
21741 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21742 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21743 (set_nothrow_function_flags): Update cgraph.
21744 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21746 2009-04-18 Richard Guenther <rguenther@suse.de>
21748 PR middle-end/39804
21749 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21750 (fold_stmt): ... this and ...
21751 (fold_stmt_inplace): ... this.
21752 (fold_stmt_1): Fold references in calls and asms.
21753 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21755 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21757 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21758 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21760 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21762 * tree.c (function_args_count): Remove.
21763 * tree.h: Remove the prototype for function_args_count.
21765 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21767 * tree-iterator.c (expr_only): Remove.
21768 * tree.h: Remove the prototype for expr_only.
21770 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21772 * reginfo.c (cannot_change_mode_set_regs): Remove.
21773 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21775 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21777 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21778 whether operands 0 and 1 overlaps.
21780 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21782 PR middle-end/36902
21783 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21784 pointer. Use warning_at instead of warning.
21785 (search_for_addr_array): Likewise.
21786 (check_array_bounds): Likewise.
21787 (check_all_array_refs): Check that the incoming edge is not in the
21788 list of edges to be removed.
21789 (check_all_array_refs): Avoid the temporal pointer.
21790 (vrp_visit_cond_stmt): Fix typo.
21791 (simplify_switch_using_ranges): Handle the case where the switch
21792 index is an integer constant.
21794 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21796 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21798 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21800 * doc/extend.texi, doc/invoke.texi: Fix typos.
21802 2009-04-17 Cary Coutant <ccoutant@google.com>
21804 * tree-flow-inline.h (get_lineno): Fix inverted test.
21806 2009-04-17 Diego Novillo <dnovillo@google.com>
21808 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21809 assertion for AVAIL_OUT.
21811 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21814 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21815 * config/sh/linux-atomic.asm: Likewise.
21817 2009-04-17 Diego Novillo <dnovillo@google.com>
21819 * except.c (debug_eh_tree): New.
21820 (struct eh_region, struct eh_status): Move ...
21821 * except.h: ... here.
21822 (add_type_for_runtime): Declare extern.
21823 (lookup_type_for_runtime): Likewise.
21824 (debug_eh_tree): Declare.
21825 * Makefile.in (GTFILES): List except.h before except.c
21827 2009-04-17 Diego Novillo <dnovillo@google.com>
21829 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21830 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21831 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21832 (find_vars_r): ... here.
21833 * tree-flow.h (find_referenced_vars_in): Declare.
21834 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21835 that AVAIL_OUT exists for BLOCK.
21836 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21837 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21838 (tree-parloops.o): Likewise.
21840 2009-04-17 Simon Baldwin <simonb@google.com>
21842 * toplev.c (default_tree_printer): Add handling for %E format.
21844 2009-04-17 Diego Novillo <dnovillo@google.com>
21846 * tree-pretty-print.c (dump_generic_node): Add break after
21847 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21848 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21849 FUNCTION_TYPE together. Call print_struct_decl when printing
21850 structures and TDF_SLIM is not given.
21851 (print_struct_decl): Fix logic for detecting recursion.
21853 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21856 * gcc.c (create_at_file): New.
21857 (compile_input_file_p): New.
21858 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21859 * main.c (main): Update call to toplev_main.
21860 * toplev.c (toplev_main): Change signature. Call expandargv.
21861 * toplev.h (toplev_main): Change signature.
21863 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21865 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21866 if the latter is not constant.
21868 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21870 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21872 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21874 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21875 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21877 2009-04-17 Richard Guenther <rguenther@suse.de>
21879 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21880 Handle component references view-converting an invariant address.
21882 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21884 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21885 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21886 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21887 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21888 Use @deftypevr rather than @deftypevar.
21890 2009-04-17 Richard Guenther <rguenther@suse.de>
21892 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21893 (get_prop_source_stmt): Likewise.
21894 (can_propagate_from): Likewise.
21896 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21898 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21899 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21900 (--with-multilib-list): Add default value.
21901 * configure: Regenerate.
21902 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21903 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21904 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21905 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21906 Don't add default cpu to multilib list unnecessarily, but do enable
21907 the relevant compiler option..
21908 Add support for --with-multilib-list=<blank> and
21909 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21910 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21911 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21912 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21913 TM_MULTILIB_CONFIG.
21914 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21915 (MULTILIB_OSDIRNAMES): New variable.
21916 * config/sh/t-1e: Delete file.
21917 * config/sh/t-mlib-sh1: Delete file.
21918 * config/sh/t-mlib-sh2: Delete file.
21919 * config/sh/t-mlib-sh2a: Delete file.
21920 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21921 * config/sh/t-mlib-sh2a-single: Delete file.
21922 * config/sh/t-mlib-sh2a-single-only: Delete file.
21923 * config/sh/t-mlib-sh2e: Delete file.
21924 * config/sh/t-mlib-sh3e: Delete file.
21925 * config/sh/t-mlib-sh4: Delete file.
21926 * config/sh/t-mlib-sh4-nofpu: Delete file.
21927 * config/sh/t-mlib-sh4-single: Delete file.
21928 * config/sh/t-mlib-sh4-single-only: Delete file.
21929 * config/sh/t-mlib-sh4a: Delete file.
21930 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21931 * config/sh/t-mlib-sh4a-single: Delete file.
21932 * config/sh/t-mlib-sh4a-single-only: Delete file.
21933 * config/sh/t-mlib-sh4al: Delete file.
21934 * config/sh/t-mlib-sh5-32media: Delete file.
21935 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21936 * config/sh/t-mlib-sh5-64media: Delete file.
21937 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21938 * config/sh/t-mlib-sh5-compact: Delete file.
21939 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21940 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21941 * doc/install.texi (Options specification): Add
21942 --with-multilib-list and --with-endian.
21944 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21946 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21948 (OBJS-common): Add plugin-version.o.
21949 (plugin-version.o): New.
21950 * gcc-plugin.h (plugin_gcc_version): New.
21951 (plugin_default_version_check): New.
21952 (plugin_init_func, plugin_init): Add version argument.
21953 * plugin-version.c: New.
21954 * plugin.c (str_plugin_gcc_version_name): New.
21955 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21956 pass it to the init function.
21957 (plugin_default_version_check): New.
21959 2009-04-17 Richard Guenther <rguenther@suse.de>
21961 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21962 for decl-vs-decl disambiguation.
21964 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21966 * config/s390/s390.h (s390_tune_attr): New macro definition.
21967 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21969 2009-04-17 Richard Guenther <rguenther@suse.de>
21971 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21972 (fold_stmt_r): Likewise.
21973 (maybe_fold_reference): New function.
21974 (fold_gimple_assign): Handle cases fold_stmt_r did.
21975 (fold_stmt): Do not use fold_stmt_r.
21976 (fold_stmt_inplace): Likewise.
21978 2009-04-17 Richard Guenther <rguenther@suse.de>
21980 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21981 (record_equivalences_from_stmt): Remove useless checks and
21983 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21984 the type is already suitable.
21986 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21988 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21990 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21992 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21993 (CMPtype): Define as __gcc_CMPtype.
21995 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21997 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21998 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22000 2009-04-17 Richard Guenther <rguenther@suse.de>
22002 PR tree-optimization/39746
22003 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22004 special-casing for builtins and static variable use/def.
22005 (call_may_clobber_ref_p_1): Likewise.
22007 2009-04-16 Ian Lance Taylor <iant@google.com>
22009 * df.h: Include "timevar.h".
22010 (struct df_problem): Change tv_id field to timevar_id_t.
22011 * tree-pass.h: Include "timevar.h".
22012 (struct opt_pass): Change tv_id field to timevar_id_t.
22013 * timevar.h (timevar_id_t): Define TV_NONE.
22014 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22015 TV_NONE rather than tv_id != 0.
22016 (execute_one_pass): Likewise.
22017 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22018 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22019 dependencies to $(TREE_PASS_H).
22020 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22022 (pass_branch_target_load_optimize2): Likewise.
22023 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22024 (pass_outof_cfg_layout_mode): Likewise.
22025 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22026 (pass_rebuild_cgraph_edges): Likewise.
22027 (pass_remove_cgraph_callee_edges): Likewise.
22028 * df-core.c (pass_df_initialize_opt): Likewise.
22029 (pass_df_initialize_no_opt): Likewise.
22030 (pass_df_finish): Likewise.
22031 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22032 * except.c (pass_set_nothrow_function_flags): Likewise.
22033 (pass_convert_to_eh_region_ranges): Likewise.
22034 * final.c (pass_compute_alignments): Likewise.
22035 * function.c (pass_instantiate_virtual_regs): Likewise.
22036 (pass_init_function): Likewise.
22037 (pass_leaf_regs): Likewise.
22038 (pass_match_asm_constraints): Likewise.
22039 * gimple-low.c (pass_lower_cf): Likewise.
22040 (pass_mark_used_blocks): Likewise.
22041 * init-regs.c (pass_initialize_regs): Likewise.
22042 * integrate.c (pass_initial_value_sets): Likewise.
22043 * ira.c (pass_ira): Likewise.
22044 * jump.c (pass_cleanup_barriers): Likewise.
22045 * omp-low.c (pass_expand_omp): Likewise.
22046 (pass_lower_omp): Likewise.
22047 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22048 * recog.c (pass_split_all_insns): Likewise.
22049 (pass_split_after_reload): Likewise.
22050 (pass_split_before_regstack): Likewise.
22051 (pass_split_before_sched2): Likewise.
22052 (pass_split_for_shorten_branches): Likewise.
22053 * reginfo.c (pass_reginfo_init): Likewise.
22054 (pass_subregs_of_mode_init): Likewise.
22055 (pass_subregs_of_mode_finish): Likewise.
22056 * passes.c (pass_postreload): Likewise.
22057 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22058 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22059 (pass_warn_function_return): Likewise.
22060 (pass_warn_function_noreturn): Likewise.
22061 * tree-complex.c (pass_lower_complex): Likewise.
22062 (pass_lower_complex_O0): Likewise.
22063 * tree-if-conv.c (pass_if_conversion): Likewise.
22064 * tree-into-ssa.c (pass_build_ssa): Likewise.
22065 * tree-mudflap.c (pass_mudflap_1): Likewise.
22066 (pass_mudflap_2): Likewise.
22067 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22068 (pass_mudflap_2): Likewise.
22069 * tree-nrv.c (pass_return_slot): Likewise.
22070 * tree-object-size.c (pass_object_sizes): Likewise.
22071 * tree-optimize.c (pass_all_optimizations): Likewise.
22072 (pass_early_local_passes): Likewise.
22073 (pass_all_early_optimizations): Likewise.
22074 (pass_cleanup_cfg): Likewise.
22075 (pass_cleanup_cfg_post_optimizing): Likewise.
22076 (pass_free_datastructures): Likewise.
22077 (pass_free_cfg_annotations): Likewise.
22078 (pass_fixup_cfg): Likewise.
22079 (pass_init_datastructures): Likewise.
22080 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22081 (pass_late_warn_uninitialized): Likewise.
22082 (pass_update_address_taken): Likewise.
22083 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22084 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22085 (pass_cse_sincos): Likewise.
22086 (pass_convert_to_rsqrt): Likewise.
22087 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22088 * tree-stdarg.c (pass_stdarg): Likewise.
22089 * tree-tailcall.c (pass_tail_recursion): Likewise.
22090 (pass_tail_calls): Likewise.
22091 * tree-vect-generic.c (pass_lower_vector): Likewise.
22092 (pass_lower_vector_ssa): Likewise.
22093 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22095 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22097 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22099 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22101 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22102 logical and signext.
22104 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22107 * config/sh/predicates.md (arith_operand): Check if the operand
22108 of TRUNCATE is a REG.
22110 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22112 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22113 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22115 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22117 * tree-iterator.c (tsi_split_statement_list_after,
22118 tsi_split_statement_list_before): Remove.
22119 * tree-iterator.h: Remove the prototypes for
22120 tsi_split_statement_list_after and tsi_split_statement_list_before.
22122 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22124 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22125 * tree-ssa-propagate.h: Remove the prototype for
22126 stmt_makes_single_load.
22128 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22130 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22131 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22133 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22135 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22137 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22139 * except.c (eh_region_outer_p): Remove.
22140 * except.h: Remove the prototype for eh_region_outer_p.
22142 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22144 * function.c (current_function_assembler_name): Remove.
22145 * function.h: Remove the prototype for
22146 current_function_assembler_name.
22148 2009-04-16 Ian Lance Taylor <iant@google.com>
22150 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22151 (add_reg_note): Call alloc_reg_note.
22152 * rtl.h (alloc_reg_note): Declare.
22153 * combine.c (try_combine): Use alloc_reg_note.
22154 (recog_for_combine, move_deaths): Likewise.
22155 (distribute_notes): Use alloc_reg_note and add_reg_note.
22156 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22157 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22158 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22160 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22162 PR rtl-optimization/39762
22163 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22164 ira_may_move_out_cost): Add comments about way of their usage.
22165 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22167 * ira-conflicts.c (process_regs_for_copy): Use function
22168 ira_get_register_move_cost instead of global
22169 ira_register_move_cost.
22171 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22172 color_pass, move_spill_restore, update_curr_costs): Ditto.
22174 * ira-lives.c (process_single_reg_class_operands): Ditto.
22176 * ira-emit.c (emit_move_list): Ditto.
22178 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22179 (record_reg_classes): Ditto. Use functions
22180 ira_get_register_move_cost and ira_get_may_move_cost instead of
22181 global vars ira_register_move_cost, ira_may_move_out_cost and
22182 ira_may_move_in_cost.
22183 (record_address_regs): Don't call ira_init_register_move_cost.
22184 Use function ira_get_may_move_cost instead of global
22185 ira_may_move_in_cost.
22186 (process_bb_node_for_hard_reg_moves): Use function
22187 ira_get_register_move_cost instead of global ira_register_move_cost.
22188 (ira_costs): Don't call ira_init_register_move_cost.
22190 2009-04-16 Richard Guenther <rguenther@suse.de>
22192 * tree-cfg.c (verify_gimple_assign_binary):
22193 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22194 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22195 (create_general_new_stmt): Note that this function is broken.
22197 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22199 * common.opt (fhelp): Add Var(help_flag).
22200 * gcc-plugin.h (plugin_info): Add help.
22201 * plugin.c (plugin_name_args): Add help.
22202 (register_plugin_info): Set plugin->help.
22203 (print_help_one_plugin): New.
22204 (print_plugins_help): New.
22205 * plugin.h (print_plugins_help): New.
22206 * toplev.c (toplev_main): Call print_plugins_help if needed.
22208 2009-04-16 Richard Guenther <rguenther@suse.de>
22210 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22211 (gimple_ior_addresses_taken_1): New function.
22212 (gimple_ior_addresses_taken): Likewise.
22213 * gimple.h (struct gimple_statement_with_ops_base): Remove
22214 addresses_taken member.
22215 (gimple_ior_addresses_taken): Declare.
22216 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22217 gimple_set_addresses_taken): Remove.
22218 * ipa-reference.c (mark_address): New function.
22219 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22220 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22221 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22222 (gimple_add_to_addresses_taken): Remove.
22223 (get_tmr_operands): Call mark_address_taken.
22224 (get_asm_expr_operands): Likewise.
22225 (get_expr_operands): Likewise.
22226 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22227 (free_stmt_operands): Do not free it.
22228 * tree-ssa.c (delete_tree_ssa): Likewise.
22229 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22231 2009-04-16 Richard Guenther <rguenther@suse.de>
22233 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22234 (walk_stmt_load_store_ops): Likewise.
22235 * gimple.c (get_base_loadstore): New function.
22236 (walk_stmt_load_store_addr_ops): Likewise.
22237 (walk_stmt_load_store_ops): Likewise.
22238 * ipa-pure-const.c (check_op): Simplify.
22239 (check_load, check_store): New functions.
22240 (check_stmt): Use walk_stmt_load_store_ops.
22241 * ipa-reference.c (mark_load): Adjust signature.
22242 (mark_store): Likewise.
22243 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22245 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22247 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22248 (plugin_info): New.
22249 * opts.c (common_handle_option): Don't call print_version.
22250 * plugin.c (plugin_name_args): Add version.
22251 (register_plugin_info): New.
22252 (register_callback): Handle PLUGIN_INFO.
22253 (try_init_one_plugin): New.
22254 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22256 (finalize_one_plugin): New.
22257 (finalize_plugins): New.
22258 (print_one_plugin): New.
22259 (print_plugins_versions): New.
22260 * plugin.h (print_plugins_versions): New.
22261 (finalize_plugins): New.
22262 * toplev.c (compile_file): Don't call initialize_plugins.
22263 (print_version): Call print_plugins_versions.
22264 (toplev_main): Call initialize_plugins. Print version if needed.
22265 Call finalize_plugins.
22267 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22269 * common.opt (fversion): New.
22270 * gcc.c (print_version): New.
22271 (process_command): Don't print the version. Just set print_version.
22272 (main): Print version. Call subprocesses if print_version and
22273 verbose_flag are set.
22274 * opts.c (common_handle_option): Handle OPT_fversion.
22276 2009-04-16 Richard Guenther <rguenther@suse.de>
22277 Ira Rosen <irar@il.ibm.com>
22279 PR tree-optimization/39698
22280 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22281 type of the reduction variable. Only generate the def if
22284 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22285 make sure to first convert to an integer of the same precision.
22286 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22287 the type of the evolution correctly in computing the new
22288 induction variable base.
22290 2009-04-16 Richard Guenther <rguenther@suse.de>
22292 PR middle-end/39625
22293 * tree-cfg.c (make_blocks): Split statements with to-be
22294 abnormal SSA names on the lhs.
22296 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22298 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22299 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22300 * c-typeck.c (really_start_incremental_init): Likewise.
22301 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22302 (TARGET_INITIALIZER): Remove it.
22303 * target.h (struct target): Remove vector_opaque_p.
22304 * tree.c (build_opaque_vector_type): New.
22305 * tree.h (TYPE_VECTOR_OPAQUE): New.
22306 (build_opaque_vector_type): Declare.
22307 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22308 * config/rs6000/rs6000.c (build_opaque_vector_type,
22309 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22310 (rs6000_init_builtins): Use build_opaque_vector_type for
22311 opaque_V4SI_type_node.
22313 2009-04-15 Catherine Moore <clm@codesourcery.com>
22315 * debug.h (set_name): Declare.
22316 * dwarf2out.c (dwarf2out_set_name): Declare.
22317 (dwarf2_debug_hooks): Add set_name.
22318 (find_AT_string): New.
22319 (add_AT_string): Call find_AT_string.
22320 (dwarf2out_set_name): New.
22321 * cp/decl.c (grokdeclarator): Call set_name.
22322 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22323 * debug.c (do_nothing_debug_hooks): Likewise.
22324 * dbxout.c (dbx_debug_hooks): Likewise.
22325 * sdbout.c (sdb_debug_hooks): Likewise.
22327 2009-04-15 Michael Eager <eager@eagercon.com>
22329 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22330 reg for single-precision FPU.
22331 * config/rs6000/rs6000.md (movsi_internal1): Only for
22332 !TARGET_SINGLE_FPU.
22333 (movsi_internal1_single): New. Add pattern to move SI values to/from
22334 single-precision FP regs.
22336 2009-04-15 Richard Guenther <rguenther@suse.de>
22338 * omp-low.c (lower_rec_input_clauses): Build correct address
22340 (expand_omp_for_generic): Fix multiplication type.
22341 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22342 (generate_memset_zero): Fix types.
22343 * tree-profile.c (prepare_instrumented_value): Correctly
22346 2009-04-15 Ian Lance Taylor <iant@google.com>
22348 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22349 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22350 for -Wall and for -Wc++-compat.
22351 (c_common_post_options): For C++, set warn_enum_compare if not
22353 * c-tree.h (struct c_expr): Add field original_type.
22354 (build_external_ref): Update declaration.
22355 * c-parser.c (c_parser_braced_init): Set original_type.
22356 (c_parser_initelt): Likewise.
22357 (c_parser_expr_no_commas): Likewise.
22358 (c_parser_conditional_expression): Likewise.
22359 (c_parser_cast_expression): Likewise.
22360 (c_parser_unary_expression): Likewise. Pull setting of
22361 original_code to top of function.
22362 (c_parser_sizeof_expression): Set original_type.
22363 (c_parser_alignof_expression): Likewise.
22364 (c_parser_postfix_expression): Likewise. Pull setting of
22365 original_code to top of function.
22366 (c_parser_postfix_expression_after_paren_type): Set original_type.
22367 (c_parser_postfix_expression_after_primary): Likewise.
22368 (c_parser_expression): Likewise.
22369 * c-typeck.c (build_external_ref): Add type parameter. Change all
22371 (c_expr_sizeof_expr): Set original_type field.
22372 (parser_build_unary_op): Likewise.
22373 (parser_build_binary_op): Likewise. Optionally warn about
22374 comparisons of enums of different types.
22375 (digest_init): Set original_type field.
22376 (really_start_incremental_init): Likewise.
22377 (push_init_level, pop_init_level): Likewise.
22378 * doc/invoke.texi (Warning Options): -Wenum-compare now
22381 2009-04-15 Richard Guenther <rguenther@suse.de>
22383 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22384 out a necessary conversion.
22385 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22386 names we didn't value number.
22387 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22389 2009-04-15 Richard Guenther <rguenther@suse.de>
22391 PR tree-optimization/39764
22392 * tree-ssa-ccp.c (get_value): Canonicalize value with
22393 canonicalize_float_value.
22395 2009-04-15 Jan Hubicka <jh@suse.cz>
22397 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22398 Wrong version of patch.
22400 2009-04-15 Jan Hubicka <jh@suse.cz>
22402 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22404 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22406 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22407 our distinct integral and vector types.
22409 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22411 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22412 * init.c (build_vtbl_address): Remove call to assemble_external.
22414 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22416 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22417 output for other floating point modes.
22419 2009-04-14 Diego Novillo <dnovillo@google.com>
22421 * diagnostic.c (diagnostic_report_diagnostic): Do not
22422 warn about loaded plugins for DK_ERROR and DK_WARNING.
22423 * c-decl.c (declspecs_add_type): Move call to
22424 invoke_plugin_callbacks ...
22425 * c-parser.c (c_parser_declspecs): ... here.
22426 * plugin.c (dump_active_plugins): Tidy output.
22428 2009-04-14 Diego Novillo <dnovillo@google.com>
22429 Le-Chun Wu <lcwu@google.com>
22431 * configure.ac: Add --enable-plugin support.
22432 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22433 * Makefile.in (PLUGIN_H): Define.
22434 Export ENABLE_PLUGIN and GMPINC to site.exp.
22435 Add PLUGINLIBS to link command.
22436 Add/modify dependencies for plugin.o and files including plugin.h.
22438 * config.in: Regenerate.
22440 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22443 2009-04-14 Le-Chun Wu <lcwu@google.com>
22445 * tree-pass.h (register_one_dump_file): Add a prototype for
22446 register_one_dump_file.
22447 * toplev.c (compile_file): Call initialize_plugins.
22448 (do_compile): Call invoke_plugin_callbacks.
22449 (toplev_main): Call invoke_plugin_callbacks.
22450 * common.opt: Add -fplugin= and -fplugin-arg-.
22451 * gcc-plugin.h: New public header file for plugins to include.
22452 * plugin.c: New source file.
22453 * plugin.h: New internal header file.
22454 * passes.c (register_one_dump_file): Make it external.
22456 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22458 2009-04-14 Diego Novillo <dnovillo@google.com>
22460 * doc/plugins.texi: New.
22461 * doc/gccint.texi: Add reference to Plugins chapter.
22462 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22463 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22464 loaded plugins, if any.
22465 * timevar.def (TV_PLUGIN_INIT): Define.
22466 (TV_PLUGIN_RUN): Define.
22467 * plugin.c: Include timevar.h
22468 (plugins_active_p): New.
22469 (dump_active_plugins): New.
22470 (debug_active_plugins): New.
22472 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22474 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22476 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22478 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22480 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22481 the same as a minus without a shift.
22483 2009-04-14 Nick Clifton <nickc@redhat.com>
22485 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22486 comparisons with small integers will always produce a short
22489 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22492 2008-12-19 Diego Novillo <dnovillo@google.com>
22494 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22496 2009-04-14 Richard Guenther <rguenther@suse.de>
22498 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22500 (verify_gimple_assign_binary): Likewise. Handle shifts and
22502 (verify_gimple_phi): Print the mismatched argument position.
22503 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22505 (vect_update_init_of_dr): Likewise.
22506 * matrix-reorg.c (transform_access_sites): Do what the
22508 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22510 2009-04-13 Michael Eager <eager@eagercon.com>
22512 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22513 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22514 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22515 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22516 remove duplicate config
22518 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22520 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22521 file_name:line_number type locator of the call site.
22523 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22525 * genautomata.c: Put blank after comma.
22526 (automaton_decls): New.
22527 (struct unit_usage): Add comments to member next.
22528 (store_alt_unit_usage): Keep the list ordered.
22529 (unit_present_on_list_p, equal_alternatives_p): New.
22530 (check_regexp_units_distribution): Check units distribution
22531 correctness correctly.
22532 (main): Don't write automata if error is found. Return correct
22535 * config/m68k/cf.md (cfv4_ds): Remove.
22536 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22537 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22539 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22540 power4-load-ext, power4-store, power4-store-update,
22541 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22542 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22543 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22544 power4-sqrt, power4-isync): Modify reservation to make correct
22545 unit distribution to automata.
22547 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22548 power5-store-update, power5-two, power5-three, power5-lmul,
22549 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22551 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22553 * except.c (pass_set_nothrow_function_flags): Set name and add
22555 (set_nothrow_function_flags): Mention in the dump file when
22556 changing a function to nothrow.
22558 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22561 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22562 instead of unsigned long.
22564 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22566 * config/arm/arm.c (return_used_this_function): Remove.
22567 (arm_output_function_prologue): Remove use of
22568 return_used_this_function.
22569 (output_return_instruction): Replace use of
22570 return_used_this_function
22571 by cfun->machine->return_used_this_function.
22572 (arm_output_epilogue): Likewise.
22573 (arm_output_function_epilogue): Likewise.
22574 (thumb_unexpanded_epilogue): Likewise.
22575 * config/arm/arm.h (struct machine_function):
22576 New member return_used_this_function.
22578 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22580 * doc/install.texi: Correct description of default directory for
22581 --with-gxx-include-dir.
22583 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22585 * fold-const.c (build_range_check): Properly deal with enumeral and
22586 boolean base types.
22588 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22590 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22591 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22592 * params.h (MAX_GCSE_PASSES): Remove.
22593 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22594 in sequence. Remove ability to run multiple passes.
22595 (bypass_jumps): Report run as third CPROP pass.
22597 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22599 PR middle-end/39651
22600 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22601 when deciding whether the whole SEQUENCE can throw.
22603 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22606 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22607 offseted label references.
22609 2009-04-11 Jan Hubicka <jh@suse.cz>
22611 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22613 2009-04-11 Richard Guenther <rguenther@suse.de>
22615 PR middle-end/39732
22616 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22617 return variables as TREE_ADDRESSABLE.
22619 2009-04-11 Richard Guenther <rguenther@suse.de>
22621 PR tree-optimization/39713
22622 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22623 reference trees have SSA_NAME operands.
22625 2009-04-11 Richard Guenther <rguenther@suse.de>
22628 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22629 address expressions.
22631 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22633 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22634 match changes in Cygwin 1.7
22635 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22636 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22638 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22640 PR tree-optimization/39701
22641 * doc/invoke.texi (Optimization Options): Document change in
22642 meaning and initialization of -fdelete-null-pointer-checks.
22644 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22646 PR middle-end/39701
22647 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22649 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22652 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22654 2009-04-10 Chao-ying Fu <fu@mips.com>
22656 * doc/tm.texi (Instruction Output): Document
22657 TARGET_ASM_FINAL_POSTSCAN_INSN.
22658 * target.h (final_postscan_insn): New field in asm_out.
22659 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22660 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22661 * final.c (final_scan_insn): Call
22662 targetm.asm_out.final_postscan_insn after outputting
22663 an asm macro and a normal instruction.
22665 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22666 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22667 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22668 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22669 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22671 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22673 PR middle-end/39701
22674 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22675 variables as non-NULL even with -fdelete-null-pointer-checks.
22677 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22679 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22681 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22684 * config/i386/i386.c (classify_argument): Handle SCmode with
22685 (bit_offset % 64) != 0.
22687 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22689 * doc/invoke.texi (Optimize Options): Add cross-reference to
22690 -Q --help=optimizers examples.
22692 2009-04-10 Ben Elliston <bje@au.ibm.com>
22695 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22696 regalign for the reg == fpr and TDmode case.
22698 2009-04-09 David Ayers <ayers@fsfe.org>
22701 * objc/objc-act.c (warn_with_method): Remove helper function.
22702 (check_duplicates): Call warning and inform directly.
22703 (really_start_method): Likewise.
22705 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22707 * expmed.c (expand_divmod): Always use a comparison for a division
22708 by a large unsigned integer.
22710 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22711 for things others than variables or functions as nonzero.
22713 2009-04-09 Nick Clifton <nickc@redhat.com>
22715 * unwind-compat.c: Change copyright header to refer to version
22716 3 of the GNU General Public License with version 3.1 of the
22717 GCC Runtime Library Exception and to point readers at the
22718 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22719 * config/alpha/crtfastmath.c: Likewise.
22720 * config/alpha/linux-unwind.h: Likewise.
22721 * config/alpha/qrnnd.asm: Likewise.
22722 * config/alpha/vms-crt0-64.c: Likewise.
22723 * config/alpha/vms-crt0.c: Likewise.
22724 * config/alpha/vms-dwarf2.asm: Likewise.
22725 * config/alpha/vms-dwarf2eh.asm: Likewise.
22726 * config/alpha/vms-psxcrt0-64.c: Likewise.
22727 * config/alpha/vms-psxcrt0.c: Likewise.
22728 * config/alpha/vms_tramp.asm: Likewise.
22729 * config/arc/initfini.c: Likewise.
22730 * config/arc/lib1funcs.asm: Likewise.
22731 * config/arm/bpabi-v6m.S: Likewise.
22732 * config/arm/bpabi.S: Likewise.
22733 * config/arm/bpabi.c: Likewise.
22734 * config/arm/crti.asm: Likewise.
22735 * config/arm/crtn.asm: Likewise.
22736 * config/arm/ieee754-df.S: Likewise.
22737 * config/arm/ieee754-sf.S: Likewise.
22738 * config/arm/lib1funcs.asm: Likewise.
22739 * config/arm/libunwind.S: Likewise.
22740 * config/arm/linux-atomic.c: Likewise.
22741 * config/arm/mmintrin.h: Likewise.
22742 * config/arm/pr-support.c: Likewise.
22743 * config/arm/unaligned-funcs.c: Likewise.
22744 * config/arm/unwind-arm.c: Likewise.
22745 * config/arm/unwind-arm.h: Likewise.
22746 * config/avr/libgcc.S: Likewise.
22747 * config/bfin/crti.s: Likewise.
22748 * config/bfin/crtlibid.s: Likewise.
22749 * config/bfin/crtn.s: Likewise.
22750 * config/bfin/lib1funcs.asm: Likewise.
22751 * config/bfin/linux-unwind.h: Likewise.
22752 * config/cris/arit.c: Likewise.
22753 * config/cris/cris_abi_symbol.c: Likewise.
22754 * config/darwin-64.c: Likewise.
22755 * config/darwin-crt2.c: Likewise.
22756 * config/darwin-crt3.c: Likewise.
22757 * config/darwin.h: Likewise.
22758 * config/dbxelf.h: Likewise.
22759 * config/dfp-bit.c: Likewise.
22760 * config/dfp-bit.h: Likewise.
22761 * config/elfos.h: Likewise.
22762 * config/fixed-bit.c: Likewise.
22763 * config/fixed-bit.h: Likewise.
22764 * config/fp-bit.c: Likewise.
22765 * config/fp-bit.h: Likewise.
22766 * config/fr30/crti.asm: Likewise.
22767 * config/fr30/crtn.asm: Likewise.
22768 * config/fr30/lib1funcs.asm: Likewise.
22769 * config/freebsd-spec.h: Likewise.
22770 * config/frv/cmovd.c: Likewise.
22771 * config/frv/cmovh.c: Likewise.
22772 * config/frv/cmovw.c: Likewise.
22773 * config/frv/frvbegin.c: Likewise.
22774 * config/frv/frvend.c: Likewise.
22775 * config/frv/lib1funcs.asm: Likewise.
22776 * config/glibc-stdint.h: Likewise.
22777 * config/h8300/clzhi2.c: Likewise.
22778 * config/h8300/crti.asm: Likewise.
22779 * config/h8300/crtn.asm: Likewise.
22780 * config/h8300/ctzhi2.c: Likewise.
22781 * config/h8300/fixunssfsi.c: Likewise.
22782 * config/h8300/lib1funcs.asm: Likewise.
22783 * config/h8300/parityhi2.c: Likewise.
22784 * config/h8300/popcounthi2.c: Likewise.
22785 * config/i386/ammintrin.h: Likewise.
22786 * config/i386/att.h: Likewise.
22787 * config/i386/avxintrin.h: Likewise.
22788 * config/i386/biarch64.h: Likewise.
22789 * config/i386/bmmintrin.h: Likewise.
22790 * config/i386/cpuid.h: Likewise.
22791 * config/i386/cross-stdarg.h: Likewise.
22792 * config/i386/crtfastmath.c: Likewise.
22793 * config/i386/crtprec.c: Likewise.
22794 * config/i386/cygming-crtbegin.c: Likewise.
22795 * config/i386/cygming-crtend.c: Likewise.
22796 * config/i386/cygwin.asm: Likewise.
22797 * config/i386/emmintrin.h: Likewise.
22798 * config/i386/gmm_malloc.h: Likewise.
22799 * config/i386/gthr-win32.c: Likewise.
22800 * config/i386/i386.h: Likewise.
22801 * config/i386/immintrin.h: Likewise.
22802 * config/i386/linux-unwind.h: Likewise.
22803 * config/i386/linux64.h: Likewise.
22804 * config/i386/mm3dnow.h: Likewise.
22805 * config/i386/mmintrin-common.h: Likewise.
22806 * config/i386/mmintrin.h: Likewise.
22807 * config/i386/nmmintrin.h: Likewise.
22808 * config/i386/pmm_malloc.h: Likewise.
22809 * config/i386/pmmintrin.h: Likewise.
22810 * config/i386/smmintrin.h: Likewise.
22811 * config/i386/sol2-c1.asm: Likewise.
22812 * config/i386/sol2-ci.asm: Likewise.
22813 * config/i386/sol2-cn.asm: Likewise.
22814 * config/i386/sol2-gc1.asm: Likewise.
22815 * config/i386/tmmintrin.h: Likewise.
22816 * config/i386/unix.h: Likewise.
22817 * config/i386/w32-unwind.h: Likewise.
22818 * config/i386/wmmintrin.h: Likewise.
22819 * config/i386/x86-64.h: Likewise.
22820 * config/i386/x86intrin.h: Likewise.
22821 * config/i386/xmmintrin.h: Likewise.
22822 * config/ia64/crtbegin.asm: Likewise.
22823 * config/ia64/crtend.asm: Likewise.
22824 * config/ia64/crtfastmath.c: Likewise.
22825 * config/ia64/crti.asm: Likewise.
22826 * config/ia64/crtn.asm: Likewise.
22827 * config/ia64/fde-glibc.c: Likewise.
22828 * config/ia64/lib1funcs.asm: Likewise.
22829 * config/ia64/linux-unwind.h: Likewise.
22830 * config/ia64/quadlib.c: Likewise.
22831 * config/ia64/unwind-ia64.c: Likewise.
22832 * config/linux.h: Likewise.
22833 * config/m32c/m32c-lib1.S: Likewise.
22834 * config/m32c/m32c-lib2-trapv.c: Likewise.
22835 * config/m32c/m32c-lib2.c: Likewise.
22836 * config/m32r/initfini.c: Likewise.
22837 * config/m68hc11/larith.asm: Likewise.
22838 * config/m68hc11/m68hc11-crt0.S: Likewise.
22839 * config/m68k/cf.md: Likewise.
22840 * config/m68k/crti.s: Likewise.
22841 * config/m68k/crtn.s: Likewise.
22842 * config/m68k/lb1sf68.asm: Likewise.
22843 * config/m68k/linux-unwind.h: Likewise.
22844 * config/mcore/crti.asm: Likewise.
22845 * config/mcore/crtn.asm: Likewise.
22846 * config/mcore/lib1.asm: Likewise.
22847 * config/mips/linux-unwind.h: Likewise.
22848 * config/mips/loongson.h: Likewise.
22849 * config/mips/mips16.S: Likewise.
22850 * config/mmix/crti.asm: Likewise.
22851 * config/mmix/crtn.asm: Likewise.
22852 * config/pa/fptr.c: Likewise.
22853 * config/pa/hpux-unwind.h: Likewise.
22854 * config/pa/lib2funcs.asm: Likewise.
22855 * config/pa/linux-atomic.c: Likewise.
22856 * config/pa/linux-unwind.h: Likewise.
22857 * config/pa/milli64.S: Likewise.
22858 * config/pa/quadlib.c: Likewise.
22859 * config/pa/stublib.c: Likewise.
22860 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22861 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22862 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22863 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22864 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22865 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22866 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22867 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22868 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22869 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22870 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22871 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22872 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22873 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22874 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22875 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22876 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22877 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22878 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22879 * config/rs6000/750cl.h: Likewise.
22880 * config/rs6000/altivec.h: Likewise.
22881 * config/rs6000/biarch64.h: Likewise.
22882 * config/rs6000/crtresfpr.asm: Likewise.
22883 * config/rs6000/crtresgpr.asm: Likewise.
22884 * config/rs6000/crtresxfpr.asm: Likewise.
22885 * config/rs6000/crtresxgpr.asm: Likewise.
22886 * config/rs6000/crtsavfpr.asm: Likewise.
22887 * config/rs6000/crtsavgpr.asm: Likewise.
22888 * config/rs6000/darwin-asm.h: Likewise.
22889 * config/rs6000/darwin-fallback.c: Likewise.
22890 * config/rs6000/darwin-fpsave.asm: Likewise.
22891 * config/rs6000/darwin-ldouble.c: Likewise.
22892 * config/rs6000/darwin-tramp.asm: Likewise.
22893 * config/rs6000/darwin-unwind.h: Likewise.
22894 * config/rs6000/darwin-vecsave.asm: Likewise.
22895 * config/rs6000/darwin-world.asm: Likewise.
22896 * config/rs6000/e500crtres32gpr.asm: Likewise.
22897 * config/rs6000/e500crtres64gpr.asm: Likewise.
22898 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22899 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22900 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22901 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22902 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22903 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22904 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22905 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22906 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22907 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22908 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22909 * config/rs6000/eabi-ci.asm: Likewise.
22910 * config/rs6000/eabi-cn.asm: Likewise.
22911 * config/rs6000/eabi.asm: Likewise.
22912 * config/rs6000/linux-unwind.h: Likewise.
22913 * config/rs6000/linux64.h: Likewise.
22914 * config/rs6000/paired.h: Likewise.
22915 * config/rs6000/paired.md: Likewise.
22916 * config/rs6000/ppc64-fp.c: Likewise.
22917 * config/rs6000/ppu_intrinsics.h: Likewise.
22918 * config/rs6000/rs6000.h: Likewise.
22919 * config/rs6000/si2vmx.h: Likewise.
22920 * config/rs6000/sol-ci.asm: Likewise.
22921 * config/rs6000/sol-cn.asm: Likewise.
22922 * config/rs6000/spe.h: Likewise.
22923 * config/rs6000/spu2vmx.h: Likewise.
22924 * config/rs6000/sysv4.h: Likewise.
22925 * config/rs6000/tramp.asm: Likewise.
22926 * config/rs6000/vec_types.h: Likewise.
22927 * config/s390/linux-unwind.h: Likewise.
22928 * config/s390/tpf-unwind.h: Likewise.
22929 * config/score/crti.asm: Likewise.
22930 * config/score/crtn.asm: Likewise.
22931 * config/sh/crt1.asm: Likewise.
22932 * config/sh/crti.asm: Likewise.
22933 * config/sh/crtn.asm: Likewise.
22934 * config/sh/divtab-sh4-300.c: Likewise.
22935 * config/sh/divtab-sh4.c: Likewise.
22936 * config/sh/divtab.c: Likewise.
22937 * config/sh/lib1funcs-4-300.asm: Likewise.
22938 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22939 * config/sh/lib1funcs.asm: Likewise.
22940 * config/sh/lib1funcs.h: Likewise.
22941 * config/sh/linux-atomic.asm: Likewise.
22942 * config/sh/linux-unwind.h: Likewise.
22943 * config/sh/shmedia.h: Likewise.
22944 * config/sh/sshmedia.h: Likewise.
22945 * config/sh/ushmedia.h: Likewise.
22946 * config/sparc/crtfastmath.c: Likewise.
22947 * config/sparc/linux-unwind.h: Likewise.
22948 * config/sparc/sol2-c1.asm: Likewise.
22949 * config/sparc/sol2-ci.asm: Likewise.
22950 * config/sparc/sol2-cn.asm: Likewise.
22951 * config/spu/divmodti4.c: Likewise.
22952 * config/spu/divv2df3.c: Likewise.
22953 * config/spu/float_disf.c: Likewise.
22954 * config/spu/float_unsdidf.c: Likewise.
22955 * config/spu/float_unsdisf.c: Likewise.
22956 * config/spu/float_unssidf.c: Likewise.
22957 * config/spu/mfc_multi_tag_release.c: Likewise.
22958 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22959 * config/spu/mfc_tag_release.c: Likewise.
22960 * config/spu/mfc_tag_reserve.c: Likewise.
22961 * config/spu/mfc_tag_table.c: Likewise.
22962 * config/spu/multi3.c: Likewise.
22963 * config/spu/spu_internals.h: Likewise.
22964 * config/spu/spu_intrinsics.h: Likewise.
22965 * config/spu/spu_mfcio.h: Likewise.
22966 * config/spu/vec_types.h: Likewise.
22967 * config/spu/vmx2spu.h: Likewise.
22968 * config/stormy16/stormy16-lib2.c: Likewise.
22969 * config/svr4.h: Likewise.
22970 * config/sync.c: Likewise.
22971 * config/v850/lib1funcs.asm: Likewise.
22972 * config/vxlib-tls.c: Likewise.
22973 * config/vxlib.c: Likewise.
22974 * config/vxworks-dummy.h: Likewise.
22975 * config/xtensa/crti.asm: Likewise.
22976 * config/xtensa/crtn.asm: Likewise.
22977 * config/xtensa/ieee754-df.S: Likewise.
22978 * config/xtensa/ieee754-sf.S: Likewise.
22979 * config/xtensa/lib1funcs.asm: Likewise.
22980 * config/xtensa/lib2funcs.S: Likewise.
22981 * config/xtensa/linux-unwind.h: Likewise.
22982 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22983 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22984 * coretypes.h: Likewise.
22985 * crtstuff.c: Likewise.
22986 * defaults.h: Likewise.
22987 * dwarf2.h: Likewise.
22988 * emutls.c: Likewise.
22989 * gbl-ctors.h: Likewise.
22990 * gcov-io.h: Likewise.
22991 * ginclude/float.h: Likewise.
22992 * ginclude/iso646.h: Likewise.
22993 * ginclude/stdarg.h: Likewise.
22994 * ginclude/stdbool.h: Likewise.
22995 * ginclude/stddef.h: Likewise.
22996 * ginclude/stdfix.h: Likewise.
22997 * ginclude/stdint-gcc.h: Likewise.
22998 * ginclude/tgmath.h: Likewise.
22999 * gthr-aix.h: Likewise.
23000 * gthr-dce.h: Likewise.
23001 * gthr-gnat.c: Likewise.
23002 * gthr-gnat.h: Likewise.
23003 * gthr-lynx.h: Likewise.
23004 * gthr-mipssde.h: Likewise.
23005 * gthr-nks.h: Likewise.
23006 * gthr-posix.c: Likewise.
23007 * gthr-posix.h: Likewise.
23008 * gthr-posix95.h: Likewise.
23009 * gthr-rtems.h: Likewise.
23010 * gthr-single.h: Likewise.
23011 * gthr-solaris.h: Likewise.
23012 * gthr-tpf.h: Likewise.
23013 * gthr-vxworks.h: Likewise.
23014 * gthr-win32.h: Likewise.
23015 * gthr.h: Likewise.
23016 * libgcc2.c: Likewise.
23017 * libgcc2.h: Likewise.
23018 * libgcov.c: Likewise.
23019 * tsystem.h: Likewise.
23020 * typeclass.h: Likewise.
23021 * unwind-c.c: Likewise.
23022 * unwind-compat.h: Likewise.
23023 * unwind-dw2-fde-compat.c: Likewise.
23024 * unwind-dw2-fde-darwin.c: Likewise.
23025 * unwind-dw2-fde-glibc.c: Likewise.
23026 * unwind-dw2-fde.c: Likewise.
23027 * unwind-dw2-fde.h: Likewise.
23028 * unwind-dw2.c: Likewise.
23029 * unwind-dw2.h: Likewise.
23030 * unwind-generic.h: Likewise.
23031 * unwind-pe.h: Likewise.
23032 * unwind-sjlj.c: Likewise.
23033 * unwind.inc: Likewise.
23034 * config/arm/neon-gen.ml: Change generated copyright header to
23035 refer to version 3 of the GNU General Public License with
23036 version 3.1 of the GCC Runtime Library Exception and to point
23037 readers at the COPYING3 and COPYING3.RUNTIME files and the
23038 FSF's license web page.
23039 * config/arm/arm_neon.h: Regenerate.
23041 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23043 * config/cris/cris.md: Change copyright header to refer to version
23044 3 of the GNU General Public License.
23045 * doc/install.texi2html: Change copyright header to refer to version
23046 3 of the GNU General Public License and to point readers at the
23047 COPYING3 file and the FSF's license web page.
23048 * config/vax/linux.h: Likewise.
23050 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23052 * config/i386/i386.md (cmpcc): New.
23053 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23054 (sync_compare_and_swap_cc*): Delete.
23056 * config/s390/s390.c (s390_compare_emitted): Remove.
23057 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23058 s390_compare_emitted used to be handled. Assert that modes match.
23059 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23060 refer to sync_compare_and_swap_ccsi.
23061 * config/s390/s390.h (s390_compare_emitted): Remove.
23062 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23063 instead of s390_compare_emitted.
23064 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23065 instead of s390_compare_emitted.
23066 * config/s390/s390.md (cmpcc): New.
23067 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23068 CC_REGNUM, do not pretend it's set.
23069 (sync_compare_and_swap_cc*): Delete.
23070 * config/s390/predicates.md (cc_reg_operand): New.
23072 * expr.c (sync_compare_and_swap_cc): Delete.
23073 * optabs.h (sync_compare_and_swap_cc): Delete.
23074 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23075 is being used with can_compare_p.
23076 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23077 (find_cc_set): New.
23078 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23079 look for a MODE_CC set instead. Use emit_store_flag.
23080 (expand_compare_and_swap_loop): Likewise, with some additional
23081 complication to avoid a force_reg when useless. Use
23082 emit_cmp_and_jump_insns.
23083 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23084 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23085 sync_compare_and_swap documentation.
23087 2009-04-09 Jan Hubicka <jh@suse.cz>
23089 * except.c (find_prev_try): Break out from ....
23090 (duplicate_eh_regions): ... here; properly update prev_try pointers
23091 when duplication part of tree.
23092 (dump_eh_tree): Improve dumping.
23093 (verify_eh_region): New.
23094 (verify_eh_tree): Use it.
23096 2009-04-06 Richard Guenther <rguenther@suse.de>
23098 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23099 &ARRAY addresses by adjusting their types and prepending
23101 * tree-cfg.c (verify_gimple_assign_single): Verify that
23102 addresses are correct.
23104 2009-04-09 Richard Guenther <rguenther@suse.de>
23106 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23107 indices into an array reference if possible.
23108 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23109 Fold POINTER_PLUS_EXPR statements with invariant address.
23111 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23114 * config.gcc (powerpc64-*-linux*): Always build biarch.
23116 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23119 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23120 it and pedwarn if this results in an INTEGER_CST.
23122 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23124 * doc/install.texi: Update minimum GMP version. Remove obsolete
23125 text in MPFR section.
23127 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23129 * dwarf2out.c (class_scope_p): New static inline.
23130 (class_or_namespace_scope_p): Use it.
23131 (gen_variable_die): Use DW_TAG_member tag for static data member
23132 declarations instead of DW_TAG_variable.
23134 PR middle-end/39573
23135 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23138 2009-04-08 Richard Guenther <rguenther@suse.de>
23140 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23141 valueize random data.
23143 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23145 * config.gcc (aix tm_file): Add aix-stdint.h.
23146 (aix tm clause use_gcc_stdint): Set to wrap.
23147 * config/rs6000/aix-stdint.h: New file.
23149 2009-04-08 Richard Guenther <rguenther@suse.de>
23151 PR middle-end/36291
23152 * tree-dfa.c (add_referenced_var): Do not recurse into
23153 global initializers.
23154 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23156 (fold_const_aggregate_ref): Likewise.
23158 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23160 * recog.c (ordered_comparison_operator): New.
23161 * gensupport.c (std_preds): Add it.
23162 * doc/md.texi (Machine-Independent Predicates): Document it.
23164 2009-04-08 Jan Hubicka <jh@suse.cz>
23166 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23167 * function.h (rtl_eh): Remove exception_handler_label_map.
23168 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23169 remove_exception_handler_label, for_each_eh_label_1): Remove.
23170 (rtl_remove_unreachable_regions): Remove.
23171 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23172 (find_exception_handler_labels): Don't build the hashtable.
23173 (maybe_remove_eh_handler): Remove.
23174 (for_each_eh_label): Rewrite to walk the tree.
23175 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23176 * except.h (maybe_remove_eh_handler): Remove.
23177 * passes.c (init_optimization_passes): Schedule second EH cleanup
23179 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23180 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23182 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23184 * genoutput.c (validate_optab_operands): New.
23185 (gen_insn, gen_expand): Call it.
23187 * genflags.c (gen_insn): Detect misused iterators.
23188 (main): Pass line_no to gen_insn, exit with status 1 on error.
23190 * genextract.c (line_no): Make global.
23191 (VEC_safe_set_locstr): Change assertion to error message.
23192 (main): Exit with status 1 on error.
23194 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23198 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23199 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23200 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23201 * c-convert.c (convert): Do not call fold on results of conversion
23202 functions when the result is a C_MAYBE_CONST_EXPR.
23203 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23204 of __builtin_choose_expr.
23205 * c-typeck.c (remove_c_maybe_const_expr): New.
23206 (build_unary_op, build_conditional_expr, build_compound_expr,
23207 build_binary_op, c_objc_common_truthvalue_conversion): Call
23208 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23211 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23213 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23214 CODE to produce a new one. Add a prototype to use fold_convert_const
23216 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23219 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23220 mix declarations and code.
23222 2009-04-08 Ben Elliston <bje@au.ibm.com>
23224 * gcc.c: Replace `CC' with `GCC' throughout.
23226 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23228 * doc/invoke.texi: Document Atom support.
23230 2009-04-07 Jason Merrill <jason@redhat.com>
23233 * c-common.h, c-common.c: Add flag_pretty_templates.
23234 * c-opts.c (c_common_handle_option): Set it.
23235 * c.opt: Add -fno-pretty-templates.
23236 * doc/invoke.texi (C++ Dialect Options): Likewise.
23238 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23240 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23241 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23242 (ia64_expand_builtin): Likewise.
23244 2009-04-07 Martin Jambor <mjambor@suse.cz>
23246 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23247 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23248 ADDR_EXPRS are include too.
23250 2009-04-07 Richard Guenther <rguenther@suse.de>
23252 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23253 decls are only used if passes as parameters or if they are
23254 local statics and the call is not to a builtin.
23255 (call_may_clobber_ref_p_1): Likewise.
23257 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23259 * expr.c (do_store_flag): Remove last argument. Simplify code
23260 to avoid duplication of tests already done by can_compare_p.
23261 (expand_expr_real_1): Adjust caller.
23263 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23265 * optabs.c (can_compare_p): Test the predicate of a
23266 cbranch and cstore pattern.
23268 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23270 * expr.c (convert_move): Use emit_store_flag instead of
23273 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23275 * config/i386/i386.c (ix86_compare_emitted): Remove.
23276 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23277 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23278 * config/i386/i386.h (ix86_compare_emitted): Remove.
23279 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23280 instead of ix86_compare_emitted.
23281 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23283 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23285 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23286 Add t-sysroot-suffix to tmake_file.
23287 * config/print-sysroot-suffix.sh: New file.
23288 * config/t-sysroot-suffix: New file.
23290 2009-04-07 Ben Elliston <bje@au.ibm.com>
23292 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23293 as the latter produces a warning when the target does not support
23296 2009-04-07 Ben Elliston <bje@au.ibm.com>
23298 * dfp.c: Replace type punning assignments with memcpy throughout.
23299 * Makefile.in (dfp.o-warn): Remove.
23301 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23304 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23305 Include soft-fp/t-softfp after rs6000/t-linux64.
23307 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23309 * stor-layout.c (set_sizetype): Use the full precision of their
23310 machine mode for bitsize types.
23312 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23314 * config/i386/i386.md: Revert 2 accidental checkins.
23316 2009-04-06 Joey Ye <joey.ye@intel.com>
23317 Xuepeng Guo <xuepeng.guo@intel.com>
23318 H.J. Lu <hongjiu.lu@intel.com>
23320 Atom pipeline model, tuning and insn selection.
23321 * config.gcc (atom): Add atom config options and target.
23323 * config/i386/atom.md: New.
23325 * config/i386/i386.c (atom_cost): New cost.
23326 (m_ATOM): New macro flag.
23327 (initial_ix86_tune_features): Set m_ATOM.
23328 (x86_accumulate_outgoing_args): Likewise.
23329 (x86_arch_always_fancy_math_387): Likewise.
23330 (processor_target): Add Atom cost.
23331 (cpu_names): Add Atom cpu name.
23332 (override_options): Set Atom ISA.
23333 (ix86_issue_rate): New case PROCESSOR_ATOM.
23334 (ix86_adjust_cost): Likewise.
23336 * config/i386/i386.h (TARGET_ATOM): New target macro.
23337 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23338 (TARGET_OPT_AGU): New target option.
23339 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23340 (processor_type): Add PROCESSOR_ATOM.
23342 * config/i386/i386.md (cpu): Add new value "atom".
23343 (use_carry, movu): New attr.
23344 (atom.md): Include atom.md.
23345 (adddi3_carry_rex64): Set attr "use_carry".
23346 (addqi3_carry): Likewise.
23347 (addhi3_carry): Likewise.
23348 (addsi3_carry): Likewise.
23349 (*addsi3_carry_zext): Likewise.
23350 (subdi3_carry_rex64): Likewise.
23351 (subqi3_carry): Likewise.
23352 (subhi3_carry): Likewise.
23353 (subsi3_carry): Likewise.
23354 (x86_movdicc_0_m1_rex64): Likewise.
23355 (*x86_movdicc_0_m1_se): Likewise.
23356 (x86_movsicc_0_m1): Likewise.
23357 (*x86_movsicc_0_m1_se): Likewise.
23358 (*adddi_1_rex64): Emit add insn as much as possible.
23359 (*addsi_1): Likewise.
23360 (return_internal): Set atom_unit.
23361 (return_internal_long): Likewise.
23362 (return_pop_internal): Likewise.
23363 (*rcpsf2_sse): Set atom_sse_attr attr.
23364 (*qrt<mode>2_sse): Likewise.
23365 (*prefetch_sse): Likewise.
23367 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23369 (ix86_target_macros_internal): Likewise.
23371 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23372 (*prefetch_sse_rex): Likewise.
23373 (sse_rcpv4sf2): Likewise.
23374 (sse_vmrcpv4sf2): Likewise.
23375 (sse_sqrtv4sf2): Likewise.
23376 (<sse>_vmsqrt<mode>2): Likewise.
23377 (sse_ldmxcsr): Likewise.
23378 (sse_stmxcsr): Likewise.
23379 (*sse_sfence): Likewise.
23380 (sse2_clflush): Likewise.
23381 (*sse2_mfence): Likewise.
23382 (*sse2_lfence): Likewise.
23383 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23384 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23385 (avx_movdqu<avxmodesuffix>): Likewise.
23386 (avx_lddqu<avxmodesuffix>): Likewise.
23387 (sse2_movntv2di): Change attr "type" to "ssemov".
23388 (sse2_movntsi): Likewise.
23389 (rsqrtv8sf2): Change attr "type" to "sseadd".
23390 (sse3_addsubv2df3): Set attr "atom_unit".
23391 (sse3_h<plusminus_insn>v4sf3): Likewise.
23392 (*sse2_pmaddwd): Likewise.
23393 (*vec_extractv2di_1_rex64): Likewise.
23394 (*vec_extractv2di_1_avx): Likewise.
23395 (sse2_psadbw): Likewise.
23396 (ssse3_phaddwv8hi3): Likewise.
23397 (ssse3_phaddwv4hi3): Likewise.
23398 (ssse3_phadddv4si3): Likewise.
23399 (ssse3_phadddv2si3): Likewise.
23400 (ssse3_phaddswv8hi3): Likewise.
23401 (ssse3_phaddswv4hi3): Likewise.
23402 (ssse3_phsubwv8hi3): Likewise.
23403 (ssse3_phsubwv4hi3): Likewise.
23404 (ssse3_phsubdv4si3): Likewise.
23405 (ssse3_phsubdv2si3): Likewise.
23406 (ssse3_phsubswv8hi3): Likewise.
23407 (ssse3_phsubswv4hi3): Likewise.
23408 (ssse3_pmaddubsw128): Likewise.
23409 (sse3_pmaddubsw: Likewise.
23410 (ssse3_palignrti): Likewise.
23411 (ssse3_palignrdi): Likewise.
23413 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23415 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23417 2009-04-06 Richard Guenther <rguenther@suse.de>
23419 PR tree-optimization/28868
23420 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23421 of which PHI results we inserted.
23422 (insert_into_preds_of_block): Record inserted PHIs.
23423 (eliminate): Eliminate redundant PHI nodes.
23424 (init_pre): Init inserted_phi_names.
23426 2009-04-06 Richard Guenther <rguenther@suse.de>
23428 PR tree-optimization/39643
23429 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23430 IMAGPART_EXPRs of complex constants.
23431 (execute_fold_all_builtins): If we folded a call queue
23432 TODO_update_address_taken.
23434 2009-04-06 Jan Hubicka <jh@suse.cz>
23436 PR middle-end/39659
23437 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23440 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23442 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23444 (ic_invalidate_array): Likewise.
23446 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23448 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23449 alignment for library calls.
23451 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23453 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23454 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23455 * config/i386/mingw-stdint.h: New file.
23457 2009-04-05 Richard Guenther <rguenther@suse.de>
23459 PR tree-optimization/39648
23460 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23461 our &A vs. &A[0] IL deficiencies.
23463 2009-04-04 Jan Hubicka <jh@suse.cz>
23465 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23466 removed toplevel regions.
23467 (sjlj_mark_call_sites): Likewise.
23469 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23471 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23472 (cygwin tm clause use_gcc_stdint): Set to wrap.
23473 * config/i386/cygwin-stdint.h: New file.
23475 2009-04-04 Richard Guenther <rguenther@suse.de>
23477 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23478 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23479 single-argument PHIs if we are in loop-closed SSA form.
23480 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23481 for the pre-condition.
23482 (slpeel_tree_peel_loop_to_edge): Likewise.
23483 (vect_build_loop_niters): Take an optional sequence to append stmts.
23484 (vect_generate_tmps_on_preheader): Likewise.
23485 (vect_do_peeling_for_loop_bound): Take extra guards for the
23487 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23488 the cost model check.
23489 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23490 guards if we are going to peel. Do not apply versioning in that case.
23491 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23492 (vect_do_peeling_for_loop_bound): Likewise.
23493 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23494 loop bound only record extra pre-conditions, do not apply loop
23497 2009-04-04 Richard Guenther <rguenther@suse.de>
23499 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23502 2009-04-04 Jan Hubicka <jh@suse.cz>
23504 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23505 last_basic_block for size of bb->index indexed array.
23506 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23507 compute_out, link_btr_uses, build_btr_def_use_webs,
23508 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23510 2009-04-04 Jan Hubicka <jh@suse.cz>
23512 * except.c (remove_eh_handler_and_replace): Break out from ...
23513 (remove_eh_handler): ... here.
23514 (bring_to_root): New function.
23515 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23516 handled ones, bring others to root of tree.
23518 2009-04-04 Jan Hubicka <jh@suse.cz>
23520 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23521 (all_phis_safe_to_merge): New function.
23522 (update_info): New structure.
23523 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23524 (cleanup_empty_eh): Update SSA if possible.
23526 2009-04-04 Richard Guenther <rguenther@suse.de>
23528 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23529 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23530 (append_vuse): Likewise.
23532 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23534 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23535 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23536 instead of REG_UNSAVED for DW_CFA_undefined.
23537 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23538 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23541 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23544 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23546 2009-04-04 Richard Guenther <rguenther@suse.de>
23548 PR tree-optimization/8781
23549 PR tree-optimization/37892
23550 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23551 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23552 (valueize_refs): Call it for *& valueizations.
23553 (shared_reference_ops_from_ref): Rename to ...
23554 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23555 (shared_reference_ops_from_call): Rename to ...
23556 (valueize_shared_reference_ops_from_call): ... this and valueize.
23557 (vn_reference_lookup): Update.
23558 (visit_reference_op_call): Likewise.
23559 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23560 (eliminate): Value-replace the call address in call statements.
23562 2009-04-04 Richard Guenther <rguenther@suse.de>
23564 PR tree-optimization/39636
23565 * tree-ssa-forwprop.c
23566 (forward_propagate_addr_into_variable_array_index): Check for
23567 GIMPLE_ASSIGN before accessing the rhs code.
23569 2009-04-03 Jason Merrill <jason@redhat.com>
23571 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23573 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23575 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23576 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23577 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23578 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23579 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23580 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23581 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23582 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23583 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23584 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23585 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23586 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23587 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23588 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23589 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23590 Use fr_reg_or_fp01_operand instead of fr_register_operand
23592 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23593 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23594 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23596 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23598 PR rtl-optimization/39607
23599 PR rtl-optimization/39631
23603 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23604 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23605 instead of DF_LR_OUT.
23606 * ira-lives.c (process_bb_node_lives): Ditto.
23607 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23608 instead of DF_LR_{OUT,IN}.
23609 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23610 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23612 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23614 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23615 (execute_lower_omp): Always run but take the short way out if -fopenmp
23617 (gate_lower_omp): Remove, forcing the pass manager to always run the
23618 pass and always set PROP_gimple_lomp.
23619 (pass_lower_omp): Remove gate function.
23620 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23621 PROP_trees. Instead, require it.
23622 * ipa-cp.c (pass_ipa_cp): Likewise.
23623 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23624 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23625 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23626 and PROP_gimple_leh.
23628 2009-04-03 Richard Guenther <rguenther@suse.de>
23630 PR middle-end/13146
23631 PR tree-optimization/23940
23632 PR tree-optimization/33237
23633 PR middle-end/33974
23634 PR middle-end/34093
23635 PR tree-optimization/36201
23636 PR tree-optimization/36230
23637 PR tree-optimization/38049
23638 PR tree-optimization/38207
23639 PR tree-optimization/38230
23640 PR tree-optimization/38301
23641 PR tree-optimization/38585
23642 PR middle-end/38895
23643 PR tree-optimization/38985
23644 PR tree-optimization/39299
23645 * tree-ssa-structalias.h: Remove.
23646 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23647 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23648 (struct vuse_element_d): Remove.
23649 (struct vuse_vec_d): Likewise.
23650 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23651 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23652 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23653 VUSE_ELEMENT_VAR): Likewise.
23654 (struct voptype_d): Likewise.
23655 (NUM_VOP_FREE_BUCKETS): Likewise.
23656 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23657 (struct stmt_operands_d): Remove.
23658 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23659 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23660 VDEF_NUM, VDEF_VECT): Likewise.
23661 (copy_virtual_operands): Remove.
23662 (operand_build_cmp): Likewise.
23663 (create_ssa_artificial_load_stmt): Likewise.
23664 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23665 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23666 vuse_index and mayuse_index members. Pack and move done and iter_type
23667 members to the front.
23668 (SSA_OP_VMAYUSE): Remove.
23669 (SSA_OP_VIRTUAL_USES): Adjust.
23670 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23671 (unlink_stmt_vdef): Declare.
23672 (add_to_addressable_set): Remove.
23673 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23674 (vrp_visit_stmt): Likewise.
23675 * doc/tree-ssa.texi (Alias analysis): Update.
23676 * doc/invoke.texi (max-aliased-vops): Remove docs.
23677 (avg-aliased-vops): Likewise.
23678 * tree-into-ssa.c (syms_to_rename): Remove.
23679 (need_to_update_vops_p): Likewise.
23680 (need_to_initialize_update_ssa_p): Rename to ...
23681 (update_ssa_initialized_fn): ... this. Track function we are
23683 (symbol_marked_for_renaming): Simplify.
23684 (add_new_name_mapping): Do not set need_to_update_vops_p.
23685 (dump_currdefs): Use SYMS_TO_RENAME.
23686 (rewrite_update_stmt): Always walk all uses/defs.
23687 (dump_update_ssa): Adjust.
23688 (init_update_ssa): Take function argument. Track what we are
23690 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23691 (create_new_def_for): Initialize for cfun, assert we are initialized
23693 (mark_sym_for_renaming): Simplify.
23694 (mark_set_for_renaming): Do not initialize update-ssa.
23695 (need_ssa_update_p): Simplify. Take function argument.
23696 (name_mappings_registered_p): Assert we ask for the correct function.
23697 (name_registered_for_update_p): Likewise.
23698 (ssa_names_to_replace): Likewise.
23699 (release_ssa_name_after_update_ssa): Likewise.
23700 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23701 (dump_decl_set): Do not print a newline.
23702 (debug_decl_set): Do it here.
23703 (dump_update_ssa): And here.
23704 * tree-ssa-loop-im.c (move_computations): Adjust.
23705 (movement_possibility): Likewise.
23706 (determine_max_movement): Likewise.
23707 (gather_mem_refs_stmt): Likewise.
23708 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23709 or NAME_MEMORY_TAG.
23710 * tree-complex.c (update_all_vops): Remove.
23711 (expand_complex_move): Adjust.
23712 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23713 Simplify test for memory referencing statement. Exclude
23714 non-invariant ADDR_EXPRs.
23715 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23716 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23717 (rdg_flag_uses): Likewise.
23718 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23720 (tree_optimize_tail_calls_1): Also split the
23721 edge from the entry block if we have degenerate PHI nodes in
23722 the first basic block.
23723 * tree.c (init_ttree): Remove memory-tag related code.
23724 (tree_code_size): Likewise.
23725 (tree_node_structure): Likewise.
23726 (build7_stat): Re-write to be build6_stat.
23727 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23728 (SSA_VAR_P): Adjust.
23729 (struct tree_memory_tag): Remove.
23730 (struct tree_memory_partition_tag): Likewise.
23731 (union tree_node): Adjust.
23732 (build7): Re-write to be build6.
23733 * tree-pass.h (pass_reset_cc_flags): Remove.
23734 (TODO_update_address_taken): New flag.
23735 (pass_simple_dse): Remove.
23736 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23737 * params.h (MAX_ALIASED_VOPS): Remove.
23738 (AVG_ALIASED_VOPS): Likewise.
23739 * omp-low.c (expand_omp_taskreg): Update SSA form.
23740 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23741 aliases the lhs in a copy stmt.
23742 * tree-ssa-dse.c (struct address_walk_data): Remove.
23743 (memory_ssa_name_same): Likewise.
23744 (memory_address_same): Likewise.
23745 (get_kill_of_stmt_lhs): Likewise.
23746 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23747 unused stores. Look through PHI nodes into post-dominated regions.
23748 (dse_optimize_stmt): Simplify. Properly remove stores.
23749 (tree_ssa_dse): Compute dominators.
23750 (execute_simple_dse): Remove.
23751 (pass_simple_dse): Likewise.
23752 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23753 gimple_loaded_syms and gimple_stored_syms computation.
23754 * toplev.c (dump_memory_report): Dump alias and pta stats.
23755 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23756 (vn_reference_eq): Likewise.
23757 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23758 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23759 valueize_vuses): Remove.
23760 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23761 (get_def_ref_stmt_vuse): ... this.
23762 (vn_reference_lookup_2): New function.
23763 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23764 walking equivalent vuses. Simplify.
23765 (vn_reference_lookup): Likewise.
23766 (vn_reference_insert): Likewise.
23767 (vn_reference_insert_pieces): Likewise.
23768 (visit_reference_op_call): Simplify.
23769 (visit_reference_op_load): Likewise.
23770 (visit_reference_op_store): Likewise.
23771 (init_scc_vn): Remove shared_lookup_vuses initialization.
23772 (free_scc_vn): Remove shared_lookup_vuses freeing.
23773 (sort_vuses, sort_vuses_heap): Remove.
23774 (get_ref_from_reference_ops): Export.
23775 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23776 vector with single vuse pointer.
23777 (vn_reference_lookup_pieces, vn_reference_lookup,
23778 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23779 (shared_vuses_from_stmt): Remove.
23780 (get_ref_from_reference_ops): Declare.
23781 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23782 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23783 memory-tag related code.
23784 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23785 (likely_value): Add comment, skip static-chain of call statements.
23786 (surely_varying_stmt_p): Adjust.
23787 (gimplify_and_update_call_from_tree): Likewise.
23788 (execute_fold_all_builtins): Do not rebuild alias info.
23789 (gimplify_and_update_call_from_tree): Properly update VOPs.
23790 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23791 (copy_ref_info): Remove memory-tag related code.
23792 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23793 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23794 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23796 * tree-ssa-dom.c (gimple_p): Remove typedef.
23797 (eliminate_redundant_computations): Adjust.
23798 (record_equivalences_from_stmt): Likewise.
23799 (avail_expr_hash): Likewise.
23800 (avail_expr_eq): Likewise.
23801 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23802 (stmt_makes_single_load): Likewise.
23803 (stmt_makes_single_store): Likewise.
23804 * tree-ssa-alias.c: Rewrite completely.
23805 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23806 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23807 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23808 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23809 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23810 Remove public functions.
23811 (pass_reset_cc_flags): Remove.
23812 (pass_build_alias): Move ...
23813 * tree-ssa-structalias.c (pass_build_alias): ... here.
23814 * tree-ssa-alias.c (may_be_aliased): Move ...
23815 * tree-flow-inline.h (may_be_aliased): ... here.
23816 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23817 count_uses_and_derefs): Move ...
23818 * gimple.c: ... here.
23819 * gimple.h (count_uses_and_derefs): Declare.
23820 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23821 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23822 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23823 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23824 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23825 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23826 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23828 * tree-dfa.c (refs_may_alias_p): Move ...
23829 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23830 * tree-ssa-alias.h: New file.
23831 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23832 (statement_sink_location): Likewise.
23833 * opts.c (decode_options): Do not adjust max-aliased-vops or
23834 avg-aliased-vops values.
23835 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23836 (TV_CALL_CLOBBER): Likewise.
23837 (TV_FLOW_SENSITIVE): Likewise.
23838 (TV_FLOW_INSENSITIVE): Likewise.
23839 (TV_MEMORY_PARTITIONING): Likewise.
23840 (TV_ALIAS_STMT_WALK): New timevar.
23841 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23842 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23843 (get_address_description): Remove memory-tag related code.
23844 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23845 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23846 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23847 and immediate uses in statements. Document.
23848 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23849 (dump_symbols): Remove.
23850 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23851 * alias.c (get_deref_alias_set): New function split out from ...
23852 (get_alias_set): ... here.
23853 * alias.h (get_deref_alias_set): Declare.
23854 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23855 type parameter. Remove restrict pointer handling. Create a
23856 ref-all pointer in case type-based alias sets do not conflict.
23857 (vect_analyze_data_refs): Remove SMT related code.
23858 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23859 (vectorizable_load): Likewise.
23860 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23861 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23862 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23863 Ignore vops and SMTs.
23864 (dr_analyze_alias): Likewise..
23865 (free_data_ref): Likewise.
23866 (create_data_ref): Likewise.
23867 (analyze_all_data_dependences): Likewise.
23868 (get_references_in_stmt): Adjust.
23869 * tree-flow-inline.h (gimple_aliases_computed_p,
23870 gimple_addressable_vars, gimple_call_clobbered_vars,
23871 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23872 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23873 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23874 gimple_mem_ref_stats): Remove.
23875 (gimple_vop): New function.
23876 (op_iter_next_use): Remove vuses and mayuses cases.
23877 (op_iter_next_def): Remove vdefs case.
23878 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23879 (clear_and_done_ssa_iter): Do not set removed fields.
23880 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23881 Assert we are not iterating over vuses or vdefs if not also
23882 iterating over uses or defs.
23883 (op_iter_init_use): Likewise.
23884 (op_iter_init_def): Likewise.
23885 (op_iter_next_vdef): Remove.
23886 (op_iter_next_mustdef): Likewise.
23887 (op_iter_init_vdef): Likewise.
23888 (compare_ssa_operands_equal): Likewise.
23889 (link_use_stmts_after): Handle vuse operand.
23890 (is_call_used): Use is_call_clobbered.
23891 (is_call_clobbered): Global variables are always call clobbered,
23892 query the call-clobbers bitmap.
23893 (mark_call_clobbered): Ignore global variables.
23894 (clear_call_clobbered): Likewise.
23895 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23896 virtual operands sanity check.
23897 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23899 (TARGET_MEM_REF): Remove TMR_TAG operand.
23900 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23901 Remove call-clobber related code.
23902 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23903 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23904 partitions or escape reason.
23905 (get_single_def_stmt, get_single_def_stmt_from_phi,
23906 get_single_def_stmt_with_phi): Remove.
23907 (dump_referenced_vars): Tidy.
23908 (get_ref_base_and_extent): Allow bare decls.
23909 (collect_dfa_stats): Adjust.
23910 * graphite.c (rename_variables_in_stmt): Adjust.
23911 (graphite_copy_stmts_from_block): Likewise.
23912 (translate_clast): Likewise.
23913 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23915 (translate_vuse_through_block): Use the oracle.
23916 (phi_translate_1): Adjust.
23917 (value_dies_in_block_x): Use the oracle. Cache the outcome
23919 (valid_in_sets): Check if the VUSE for
23920 a REFERENCE is available.
23921 (eliminate): Do not remove stmts during elimination,
23922 instead queue and remove them afterwards.
23923 (do_pre): Do not rebuild alias info.
23924 (pass_pre): Run TODO_rebuild_alias before PRE.
23925 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23926 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23927 (mark_all_v_defs_stmt): Remove.
23928 (mark_all_v_defs_seq): Adjust.
23929 (sra_replace): Likewise.
23930 (scalarize_use): Likewise.
23931 (scalarize_copy): Likewise.
23932 (scalarize_init): Likewise.
23933 (scalarize_ldst): Likewise.
23934 (todoflags): Remove.
23935 (tree_sra): Do not rebuild alias info.
23936 (tree_sra_early): Adjust.
23937 (pass_sra): Run TODO_update_address_taken before SRA.
23938 * tree-predcom.c (set_alias_info): Remove.
23939 (prepare_initializers_chain): Do not call it.
23940 (mark_virtual_ops_for_renaming): Adjust.
23941 (mark_virtual_ops_for_renaming_list): Remove.
23942 (initialize_root_vars): Adjust.
23943 (initialize_root_vars_lm): Likewise.
23944 (prepare_initializers_chain): Likewise.
23945 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23946 (may_propagate_copy_into_stmt): Likewise.
23947 (merge_alias_info): Do nothing for now.
23948 (propagate_tree_value_into_stmt): Adjust.
23949 (stmt_may_generate_copy): Likewise.
23950 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23951 not mark symbols for renaming.
23952 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23953 with the same statement, make sure to update the new pointed-to one.
23954 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23955 call statements, do not mark symbols for renaming.
23956 (mark_operand_necessary): Dump something.
23957 (ref_may_be_aliased): New function.
23958 (mark_aliased_reaching_defs_necessary_1): New helper function.
23959 (mark_aliased_reaching_defs_necessary): Likewise.
23960 (mark_all_reaching_defs_necessary_1): Likewise.
23961 (mark_all_reaching_defs_necessary): Likewise.
23962 (propagate_necessity): Do not process virtual PHIs. For
23963 non-aliased loads mark all reaching definitions as necessary.
23964 For aliased loads and stores mark the immediate dominating
23965 aliased clobbers as necessary.
23966 (visited): New global static.
23967 (perform_tree_ssa_dce): Free visited bitmap after propagating
23969 (remove_dead_phis): Perform simple dead virtual PHI removal.
23970 (remove_dead_stmt): Properly unlink virtual operands when
23972 (eliminate_unnecessary_stmts): Schedule PHI removal after
23974 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23975 (process_replaceable): Likewise.
23976 (find_replaceable_in_bb): Likewise.
23977 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23978 based on the single gimple vop.
23979 (verify_flow_insensitive_alias_info): Remove.
23980 (verify_flow_sensitive_alias_info): Likewise.
23981 (verify_call_clobbering): Likewise.
23982 (verify_memory_partitions): Likewise.
23983 (verify_alias_info): Likewise.
23984 (verify_ssa): Adjust..
23985 (execute_update_addresses_taken): Export. Update SSA
23986 manually. Optimize only when optimizing. Use a local bitmap.
23987 (pass_update_address_taken): Remove TODO_update_ssa, add
23989 (pass_update_address_taken): Just use TODO_update_address_taken.
23990 (init_tree_ssa): Do not initialize addressable_vars.
23991 (verify_ssa): Verify new VUSE / VDEF properties.
23992 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23993 Do not call verify_alias_info.
23994 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23995 Do not free the loaded and stored syms bitmaps. Reset the escaped
23996 and callused solutions. Do not free addressable_vars.
23997 Remove memory-tag related code.
23998 (warn_uninitialized_var): Aliases are always available.
23999 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24000 * lambda-code.c (can_put_in_inner_loop): Adjust.
24001 (can_put_after_inner_loop): Likewise.
24002 (perfect_nestify): Likewise.
24003 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24004 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24005 (vectorizable_conversion): Do not mark symbols for renaming.
24006 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24007 (expand_call_inline): Unlink the calls virtual operands before
24009 (tree_function_versioning): Do not call update_ssa if we are not
24010 updating clones. Simplify.
24011 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24012 (propagate_with_phi): Likewise..
24013 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24014 clobber code. Assert we are not aliased or global.
24015 * tree-flow.h: Include tree-ssa-alias.h
24016 (enum escape_type): Remove.
24017 (struct mem_sym_stats_d): Likewise.
24018 (struct mem_ref_stats_d): Likewise.
24019 (struct gimple_df): Add vop member. Remove global_var,
24020 call_clobbered_vars, call_used_vars, addressable_vars,
24021 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24022 escaped and callused members.
24023 (struct ptr_info_def): Remove all members, add points-to solution
24025 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24026 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24027 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24028 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24029 (tree-ssa-alias.o): Likewise.
24030 (toplev.o): Add tree-ssa-alias.h
24031 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24032 * gimple.c (gimple_set_bb): Fix off-by-one error.
24033 (is_gimple_reg): Do not handle memory tags.
24034 (gimple_copy): Also copy virtual operands.
24035 Delay updating the statement. Do not reset loaded and stored syms.
24036 (gimple_set_stored_syms): Remove.
24037 (gimple_set_loaded_syms): Likewise.
24038 (gimple_call_copy_skip_args): Copy the virtual operands
24039 and mark the new statement modified.
24040 * tree-ssa-structalias.c (may_alias_p): Remove.
24041 (set_uids_in_ptset): Take the alias set to prune with as
24042 parameter. Fold in the alias test of may_alias_p.
24043 (compute_points_to_sets): Compute whether a ptr is dereferenced
24044 in a local sbitmap.
24045 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24046 other ADDRESSOF constraints on the lhs.
24047 (get_constraint_for_component_ref): Assert that we don't get
24048 ADDRESSOF constraints from the base of the reference.
24049 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24050 (struct variable_info): Remove collapsed_to member.
24051 (get_varinfo_fc): Remove.
24052 (new_var_info): Do not set collapsed_to.
24053 (dump_constraint): Do not follow cycles.
24054 (dump_constraint_graph): Likewise.
24055 (build_pred_graph): Likewise.
24056 (build_succ_graph): Likewise.
24057 (rewrite_constraints): Likewise.
24058 (do_simple_structure_copy): Remove.
24059 (do_rhs_deref_structure_copy): Remove.
24060 (do_lhs_deref_structure_copy): Remove.
24061 (collapse_rest_of_var): Remove.
24062 (do_structure_copy): Re-implement.
24063 (pta_stats): New global variable.
24064 (dump_pta_stats): New function.
24065 (struct constraint_expr): Make offset signed.
24066 (UNKNOWN_OFFSET): Define special value.
24067 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24068 (solution_set_expand): New helper function split out from ...
24069 (do_sd_constraint): ... here.
24070 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24071 (do_ds_constraint): Likewise.
24072 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24073 and CALLUSED = *CALLUSED.
24074 (set_union_with_increment): Make inc argument signed.
24075 (type_safe): Remove.
24076 (get_constraint_for_ptr_offset): Handle unknown and negative
24078 (first_vi_for_offset): Handle offsets before start. Bail
24079 out early for offsets beyond the variable extent.
24080 (first_or_preceding_vi_for_offset): New function.
24081 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24082 Together with ESCAPED = *ESCAPED this properly computes reachability.
24083 (find_what_var_points_to): New function.
24084 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24085 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24086 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24087 pt_solutions_intersect): New functions.
24088 (compute_call_used_vars): Remove.
24089 (compute_may_aliases): New main entry into PTA computation.
24090 * gimple.h (gimple_p): New typedef.
24091 (struct gimple_statement_base): Remove references_memory_p.
24092 (struct gimple_statement_with_memory_ops_base): Remove
24093 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24095 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24096 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24097 gimple_set_references_memory): Remove.
24098 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24099 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24101 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24102 (verify_expr): Allow RESULT_DECL.
24103 (gimple_duplicate_bb): Do not copy virtual operands.
24104 (gimple_duplicate_sese_region): Adjust.
24105 (gimple_duplicate_sese_tail): Likewise.
24106 (mark_virtual_ops_in_region): Remove.
24107 (move_sese_region_to_fn): Do not call it.
24108 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24109 and pass_simple_dse.
24110 (execute_function_todo): Handle TODO_update_address_taken,
24111 call execute_update_addresses_taken for TODO_rebuild_alias.
24112 (execute_todo): Adjust.
24113 (execute_one_pass): Init dump files early.
24114 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24116 (create_general_new_stmt): Clear vops.
24117 * tree-ssa-reassoc.c (get_rank): Adjust.
24118 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24119 symbols for renaming.
24120 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24121 (PARAM_AVG_ALIASED_VOPS): Likewise.
24122 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24123 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24124 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24125 (operand_build_cmp, copy_virtual_operands,
24126 create_ssa_artificial_load_stmt, add_to_addressable_set,
24127 gimple_add_to_addresses_taken): Remove public functions.
24128 (unlink_stmt_vdef): New function.
24130 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24132 * config.gcc (powerpc-*-linux*): Merge variants.
24134 2009-04-02 Chao-ying Fu <fu@mips.com>
24135 James Grosbach <james.grosbach@microchip.com>
24137 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24138 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24140 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24141 keep_interrupts_masked_p, use_debug_exception_return_p.
24142 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24143 keep_interrupts_masked, use_debug_exception_return.
24144 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24145 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24147 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24148 (mips_print_operand): Process COP0 registers to print $0 .. $31
24149 correctly for GAS to process.
24150 (mips_interrupt_extra_call_saved_reg_p): New function.
24151 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24153 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24154 (mips_compute_frame_info): Add supports for interrupt context that
24155 includes doubleword accumulators and COP0 registers.
24156 (mips_for_each_saved_acc): New function.
24157 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24158 mips_for_each_saved_reg.
24159 (mips_save_reg): Save accumulators.
24160 (mips_kernel_reg_p): A new for_each_rtx callback.
24161 (mips_expand_prologue): Support interrupt handlers.
24162 (mips_restore_reg): Restore accumulators.
24163 (mips_expand_epilogue): Support interrupt handlers.
24164 (mips_can_use_return_insn): Return false for interrupt handlers.
24165 (mips_epilogue_uses): New function.
24166 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24167 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24168 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24169 cop0_move): New instructions.
24170 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24171 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24173 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24175 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24176 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24177 interrupt handlers, we use K0 as the temporary register.
24178 (EPILOGUE_USES): Change to a function call.
24179 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24180 handlers, we use K0 as the temporary register.
24182 * doc/extend.texi (Function Attributes): Document interrupt,
24183 use_shadow_register_set, keep_interrupts_masked,
24184 use_debug_exception_return for MIPS attributes.
24186 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24188 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24189 Remove a number of t-files from tmake_file.
24190 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24191 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24192 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24193 target_prototype, not TARGET_PROTOTYPE.
24194 (LINK_OS_GNU_SPEC): Define.
24195 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24196 and darwin-ldoubdle.c.
24198 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24201 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24202 (cpp_options): Ditto.
24203 (default_compilers): Ditto.
24204 (display_help): Ditto.
24205 (process_command): Ditto.
24206 (do_spec_1): Ditto.
24207 (set_input): Use lbasename instead of duplicate code.
24208 (save_temps_prefix): New static for -save-temps=obj.
24209 (save_temps_length): Ditto.
24211 * doc/invoke.texi (-save-temps=obj): Document new variant to
24212 -save-temps switch.
24214 2009-04-02 Jeff Law <law@redhat.com>
24216 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24219 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24221 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24222 * configure: Regenerated.
24224 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24226 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24227 share the argument list.
24229 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24233 2009-02-12 Diego Novillo <dnovillo@google.com>
24235 * varpool.c (debug_varpool): New.
24236 * cgraph.h (debug_varpool): Declare.
24238 2009-04-02 Jan Hubicka <jh@suse.cz>
24240 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24243 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24245 * config/i386/i386.c (ix86_abi): Move initialization to ...
24246 (override_options): Here.
24248 2009-04-02 Christian Bruel <christian.bruel@st.com>
24250 * config/sh/sh.c (sh_dwarf_register_span): New function.
24251 (TARGET_DWARF_REGISTER_SPAN): Define.
24252 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24254 2009-04-02 Ira Rosen <irar@il.ibm.com>
24256 PR tree-optimization/39595
24257 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24258 interleaved loads group is not greater than the SLP group size.
24260 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24262 * builtins.c (is_builtin_name): New.
24263 (called_as_built_in): Use is_builtin_name.
24264 * tree.h (is_builtin_name): New.
24265 * varasm.c (incorporeal_function_p): Use is_builtin_name
24267 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24269 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24271 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24274 * c-decl.c (clone_underlying_type): Move this ...
24275 * c-common.c (set_underlying_type): ... here.
24276 Also, make sure the function properly sets TYPE_STUB_DECL() on
24277 the newly created typedef variant type.
24278 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24279 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24282 2009-04-02 Richard Guenther <rguenther@suse.de>
24284 PR tree-optimization/37221
24285 * tree-flow.h (degenerate_phi_result): Declare.
24286 * tree-ssa-dom.c (degenerate_phi_result): Export.
24287 * tree-scalar-evolution.c (analyze_initial_condition): If
24288 the initial condition is defined by a degenerate PHI node
24289 use the degenerate value.
24291 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24293 PR rtl-optimization/39588
24294 * combine.c (merge_outer_ops): Do not set the constant when this
24296 (simplify_shift_const_1): Do not modify it either in this case.
24298 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24300 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24301 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24303 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24306 * c-lex.c (interpret_float): Default (no suffix) is double.
24308 2009-04-1 Xinliang David Li <davidxl@google.com>
24310 * config/i386/i386.c (legitimate_constant_p): Recognize
24311 all one vector constant.
24313 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24315 * config/vax/vax.c: Add #includes to silence warnings.
24316 Change #include order to silence two warnings.
24318 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24320 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24321 (ASM_SPEC): Pass -k to the assembler for PIC code.
24323 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24325 * config.gcc: Add vax-*-linux* to the switch.
24326 * config/vax/linux.h: New file. (TARGET_VERSION,
24327 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24329 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24331 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24332 Use predicate macros instead of GET_CODE() == foo.
24333 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24334 ashlsi3, rotrsi3, <unnamed>): Likewise.
24336 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24338 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24339 jbbccihi, jbbccisi): Remova trailing whitespace.
24340 * config/vax/constraints.md: Likewise.
24341 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24342 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24343 * config/vax/predicates.md: Likewise.
24344 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24345 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24346 * config/vax/vax.h: Likewise.
24347 * config/vax/vax.md (nonlocal_goto): Likewise.
24349 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24351 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24352 (indirectable_address_p, adjacent_operands_p): Add spaces around
24354 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24356 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24358 * config/vax/vax.c (legitimate_constant_address_p,
24359 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24360 index_term_p, reg_plus_index_p, legitimate_address_p,
24361 vax_mode_dependent_address_p): Update comments to match functions
24362 modified by the recent int->bool conversion.
24364 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24366 * config/vax/builtins.md: Update copyright message.
24367 * config/vax/constraints.md: Likewise.
24368 * config/vax/netbsd-elf.h: Likewise.
24369 * config/vax/predicates.md: Likewise.
24370 * config/vax/vax-protos.h: Likewise.
24371 * config/vax/vax.c: Likewise.
24372 * config/vax/vax.h: Likewise.
24373 * config/vax/vax.md: Likewise.
24374 * config/vax/vax.opt: Likewise.
24376 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24378 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24379 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24380 * config/vax/constraints.md (B, R): Likewise.
24381 * config/vax/predicates.md (external_memory_operand,
24382 nonimmediate_addsub_di_operand): Likewise.
24383 * config/vax/vax.c (vax_output_int_add): Likewise.
24384 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24385 untyped_call): Likewise.
24387 2009-04-01 Matt Thomas <matt@3am-software.com>
24389 * config/vax/predicates.md: New file.
24390 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24391 external_const_operand, nonsymbolic_operand, external_memory_operand,
24392 indirect_memory_operand, indexed_memory_operand,
24393 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24394 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24396 * config/vax/constraints.md: New file.
24397 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24399 * config/vax/builtins.md: New file.
24400 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24401 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24403 * config/vax/vax.opt (mqmath): Add option.
24404 * config/vax/vax.md (isfx): Extend with DI.
24405 (VAXintQH, VAXintQHSD): Define.
24406 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24407 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24408 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24409 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24410 (movdi): Update constraints and use vax_output_int_move().
24411 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24412 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24413 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24414 nonlocal_goto): New.
24415 (mov<mode>): Extend accepted operand types.
24416 (subdi3_old): Rename from subdi3, change update constraints and use
24417 a new implementation.
24418 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24419 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24420 MOVE_RATIO, CLEAR_RATIO): Define.
24421 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24422 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24423 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24424 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24425 (split_quadword_operands): Make static and really allow variable
24427 (print_operand_address): Update for PIC generation.
24428 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24429 indexable_address_p, fixup_mathdi_operand,
24430 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24431 (vax_float_literal, legitimate_constant_p,
24432 indirectable_constant_address_p, index_term_p,
24433 reg_plus_index_p): Return bool instead of int.
24434 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24436 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24438 (vax_output_conditional_branch): Indent.
24439 (legitimate_constant_address_p, indirectable_constant_address_p,
24440 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24441 vax_mode_dependent_address_p): Return bool instead of int, update for
24443 * config/vax/vax-protos.h (legitimate_constant_address_p,
24444 legitimate_constant_p, legitimate_address_p,
24445 vax_mode_dependent_address_p): Change declaration to bool.
24446 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24447 vax_expand_addsub_di_operands, vax_output_int_subtract,
24448 vax_output_movmemsi): Declare.
24449 (split_quadword_operands, vax_float_literal): Delete declaration.
24450 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24451 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24452 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24453 ASM_OUTPUT_DWARF_PCREL): Define.
24454 (ASM_SPEC): Change definition to allow PIC generation.
24456 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24458 * doc/sourcebuild.texi: Update front-end requirements.
24460 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24463 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24464 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24465 (booldi3_internal3): Use boolean_or_operator instead of
24468 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24471 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24472 declarator whose size is not an integer constant expression but
24473 folds to an integer constant, then treat it as a constant
24476 2009-04-01 Richard Guenther <rguenther@suse.de>
24478 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24479 i * 4 + 2 to (i * 2 + 1) * 2.
24481 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24484 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24485 return if c_parser_asm_string_literal returned NULL.
24487 2009-04-01 Nick Clifton <nickc@redhat.com>
24489 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24491 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24492 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24493 other typedefs to avoid conflicts with libgcc2.c. Define labels
24494 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24496 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24497 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24500 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24502 * varasm.c (default_function_rodata_section): Declare DOT as
24505 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24506 Andrey Galkin <agalkin@hypercom.com>
24509 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24510 Make object_name unique for each process.
24512 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24515 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24516 addressable variables in the parallel that could go out of scope while
24517 running queued tasks.
24519 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24521 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24522 (CASE_VALUES_THRESHOLD): Redefine.
24523 * config/avr/avr.c (avr_override_options): Remove initialization of
24524 avr_case_values_threshold variable.
24525 (avr_case_values_threshold): Remove variable. Add new function.
24526 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24527 * config/avr/avr.opt (mno-tablejump): Remove option.
24528 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24530 2009-04-01 DJ Delorie <dj@redhat.com>
24532 * varasm.c (default_function_rodata_section): Don't assume
24533 anything about where the first '.' in the section name is.
24535 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24537 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24538 rs6000_emit_stack_tie.
24540 2009-03-31 Ian Lance Taylor <iant@google.com>
24542 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24543 gimple_code with GIMPLE_RESX, not RESX.
24545 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24547 * c-common.c (c_get_ident): New.
24548 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24550 2009-04-01 Ben Elliston <bje@au.ibm.com>
24552 * config/rs6000/sysv4.opt (msdata): Improve option description.
24554 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24556 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24557 (divdf3_internal_lat): Remove.
24558 (divxf3_internal_lat): Remove.
24559 (divxf3_internal_thr): Remove.
24560 (divxf): Use divxf3_internal.
24561 * config/ia64/div.md (divsf3_internal_lat): New.
24562 (divdf3_internal_lat): New.
24563 (divxf3_internal): New.
24565 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24568 * Makefile.in (USE_GCC_STDINT): Define.
24569 (stmp-int-hdrs): Install stdint.h if applicable.
24570 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24572 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24573 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24574 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24575 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24576 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24577 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24578 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24579 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24580 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24581 (c_common_nodes_and_builtins): Initialize
24582 underlying_wchar_type_node. Do not initialize
24583 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24584 nodes for new types.
24585 (c_stddef_cpp_builtins): Define macros for new types.
24586 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24588 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24589 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24590 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24591 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24592 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24593 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24594 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24595 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24596 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24597 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24598 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24599 int16_type_node, int32_type_node, int64_type_node,
24600 uint8_type_node, uint16_type_node, c_uint32_type_node,
24601 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24602 int_least32_type_node, int_least64_type_node,
24603 uint_least8_type_node, uint_least16_type_node,
24604 uint_least32_type_node, uint_least64_type_node,
24605 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24606 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24607 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24608 uintptr_type_node): Define.
24609 * c-cppbuiltin.c (builtin_define_constants,
24610 builtin_define_type_minmax): New.
24611 (builtin_define_stdint_macros): Define more macros.
24612 (c_cpp_builtins): Define more limit macros.
24613 (type_suffix): New.
24614 (builtin_define_type_max): Define in terms of
24615 builtin_define_type_minmax. Remove is_long parameter. All
24617 * config.gcc (use_gcc_stdint): Define.
24618 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24619 Add newlib-stdint.h for generic targets.
24620 * config/glibc-stdint.h, config/newlib-stdint.h,
24621 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24622 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24623 * config/score/score.h (UINTPTR_TYPE): Define.
24624 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24625 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24626 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24627 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24628 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24629 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24630 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24631 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24632 * config/spu/spu.h (STDINT_LONG32): Define.
24633 * configure.ac (use_gcc_stdint): Substitute.
24634 * configure: Regenerate.
24635 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24636 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24637 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24638 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24639 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24640 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24641 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24642 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24643 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24644 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24645 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24646 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24647 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24648 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24649 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24650 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24651 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24652 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24653 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24654 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24655 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24656 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24657 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24658 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24659 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24660 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24661 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24662 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24663 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24665 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24667 * loop-iv.c (suitable_set_for_replacement): Renamed from
24668 simplify_using_assignment; changed to return bool and to accept new
24669 args DEST and SRC. Return true iff we find a source/destination pair
24670 that can be used to make a replacement, and fill SRC and DEST if so.
24671 Remove arg ALTERED. Don't deal with altered regs here. All callers
24673 (simplify_using_initial_values): Deal with altered regs here and track
24674 more precisely the effect they have on the validity of our expression.
24676 * loop-iv.c (simplify_using_condition): A condition of the form
24677 (EQ REG CONST) can be used to simply make a substitution.
24678 (simplify_using_initial_values): Keep track of conditions we have seen
24679 and keep using them to simplify new expressions, while applying the
24680 same substitutions to them as to the expression.
24682 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24683 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24686 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24687 changed. Use this when trying to improve the upper bound.
24688 Generate the comparison by using simplify_gen_relational.
24690 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24692 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24694 (simplify_using_assignment, simplify_using_initial_values): Call
24695 replace_in_expr to make replacements. Call replace_single_def_regs
24696 once on the initial version of the expression.
24698 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24701 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24703 2009-03-31 Richard Guenther <rguenther@suse.de>
24705 PR middle-end/31029
24706 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24707 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24709 2009-03-31 Richard Guenther <rguenther@suse.de>
24711 * tree.h (div_if_zero_remainder): Declare.
24712 * fold-const.c (div_if_zero_remainder): Export.
24713 * tree-ssa-forwprop.c
24714 (forward_propagate_addr_into_variable_array_index): Handle
24715 constant array index addition outside of the variable index.
24717 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24720 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24721 define_splits, floatunssi<mode>2): Require x87 conversions from
24722 DImode to be permitted.
24724 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24726 PR preprocessor/15638
24727 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24729 2009-03-31 Richard Guenther <rguenther@suse.de>
24731 PR middle-end/23401
24732 PR middle-end/27810
24733 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24734 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24735 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24736 a separate statement.
24737 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24738 (lookup_tmp_var): Likewise.
24739 (is_gimple_formal_tmp_or_call_rhs): Remove.
24740 (is_gimple_reg_or_call_rhs): Rename to ...
24741 (is_gimple_reg_rhs_or_call): ... this.
24742 (is_gimple_mem_or_call_rhs): Rename to ...
24743 (is_gimple_mem_rhs_or_call): ... this.
24744 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24745 DECL_GIMPLE_REG_P only if is_formal is true.
24746 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24747 for non-proper post-modify expression gimplification.
24748 (gimplify_self_mod_expr): For post-modify expressions gimplify
24749 the lvalue to a minimal lvalue.
24750 (rhs_predicate_for): Remove formal temp case.
24751 (gimplify_modify_expr_rhs): Likewise.
24752 (gimplify_addr_expr): Use is_gimple_reg.
24753 (gimplify_expr): Remove formal temp cases.
24754 (gimple_regimplify_operands): Likewise.
24755 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24756 and FILTER_EXPR like constants.
24757 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24759 (is_gimple_formal_tmp_rhs): Remove.
24760 (is_gimple_reg_rhs): Remove special casing.
24761 (is_gimple_mem_rhs): Fix.
24762 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24763 (is_gimple_formal_tmp_var): Remove.
24764 (is_gimple_formal_tmp_reg): Likewise.
24765 (is_gimple_min_lval): Allow invariant component ref parts.
24766 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24767 is_gimple_formal_tmp_reg): Remove declarations.
24768 * tree-cfg.c (verify_expr): Verify that variables with address
24769 taken do not have DECL_GIMPLE_REG_P set.
24770 * tree-mudflap.c (mf_build_check_statement_for): Use
24771 force_gimple_operand instead of gimplify_expr.
24773 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24775 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24776 schedulable rows to compute_split_row.
24778 2009-03-31 Ben Elliston <bje@au.ibm.com>
24781 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24784 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24786 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24787 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24788 * configure: Regenerate.
24789 * config.in: Regenerate.
24790 * config/rs6000/rs6000.opt (mtls-markers): Add.
24791 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24792 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24793 (tls_ld_aix, tls_ld_sysv): Likewise.
24794 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24795 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24797 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24799 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24801 2009-03-30 Jan Hubicka <jh@suse.cz>
24803 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24805 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24806 detection and label handling.
24808 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24810 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24811 left_conflicts_size.
24812 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24813 ALLOCNO_LEFT_CONFLICTS_SIZE.
24815 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24816 remove_allocno_from_bucket_and_push,
24817 allocno_spill_priority_compare, push_allocnos_to_stack,
24818 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24819 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24820 (setup_allocno_left_conflicts_num): Ditto. Rename to
24821 setup_allocno_left_conflicts_size.
24822 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24823 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24824 setup_allocno_left_conflicts_size instead of
24825 setup_allocno_left_conflicts_num.
24827 * ira-build.c (ira_create_allocno): Use
24828 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24829 ALLOCNO_LEFT_CONFLICTS_NUM.
24831 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24833 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24834 instead of DF_LR_OUT.
24836 * ira-lives.c (process_bb_node_lives): Ditto.
24838 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24839 instead of DF_LR_{OUT,IN}.
24841 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24843 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24845 2009-03-30 Jan Hubicka <jh@suse.cz>
24847 * except.c (label_to_region_map): Fix thinko.
24849 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24851 PR middle-end/38237
24852 * tree.h (tree_find_value): New declaration.
24853 * tree.c (tree_find_value): New function.
24854 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24856 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24859 * c-decl.c (struct c_binding): Add locus field.
24860 (bind): Add locus argument, set locus field from it.
24861 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24862 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24863 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24864 implicitly_declare, undeclared_variable, lookup_label,
24865 declare_label, c_make_fname_decl, c_builtin_function,
24866 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24869 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24872 * config/i386/i386.c (classify_argument): Check total size of
24875 2009-03-30 Martin Jambor <mjambor@suse.cz>
24877 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24878 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24879 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24882 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24883 seen_variable_array_ref while also traversing a union.
24885 * tree-inline.c (optimize_inline_calls): Do not call
24886 cgraph_node_remove_callees.
24887 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24888 (pass_remove_cgraph_callee_edges): New variable.
24889 * passes.c (init_optimization_passes): Add
24890 pass_remove_cgraph_callee_edges after early inlining and before all
24891 late intraprocedural passes.
24893 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24895 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24897 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24898 Fix typos in names.
24900 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24902 * combine.c (simplify_comparison): Use have_insn_for.
24903 * dojump.c (do_jump): Likewise.
24905 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24907 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24908 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24909 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24910 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24911 instead of sparc_compare_emitted.
24912 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24913 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24914 instead of sparc_compare_emitted.
24916 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24918 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24919 enter/exit cfglayout mode.
24920 (pass_partition_block): Require it.
24921 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24922 (combine_instructions): Track basic blocks instead of labels.
24923 (update_cfg_for_uncondjump): New.
24924 (try_combine): Use it. Update jumps after rescanning.
24925 (pass_combine): Require PROP_cfglayout.
24926 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24928 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24930 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24931 Provide/destroy PROP_cfglayout respectively.
24932 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24933 * tree-pass.h (PROP_cfglayout): New.
24935 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24937 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24938 fold_convert_const_fixed_from_fixed,
24939 fold_convert_const_fixed_from_int,
24940 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24941 set TREE_CONSTANT_OVERFLOW.
24942 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24943 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24945 2009-03-30 Ira Rosen <irar@il.ibm.com>
24947 * tree-vect-loop-manip.c: New file.
24948 * tree-vectorizer.c: Update documentation and included files.
24949 (vect_loop_location): Make extern.
24950 (rename_use_op): Move to tree-vect-loop-manip.c
24951 (rename_variables_in_bb, rename_variables_in_loop,
24952 slpeel_update_phis_for_duplicate_loop,
24953 slpeel_update_phi_nodes_for_guard1,
24954 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24955 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24956 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24957 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24958 find_loop_location): Likewise.
24959 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24960 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24961 get_vectype_for_scalar_type, vect_is_simple_use,
24962 supportable_widening_operation, supportable_narrowing_operation):
24964 (bb_in_loop_p): Move to tree-vect-loop.c.
24965 (new_loop_vec_info, destroy_loop_vec_info,
24966 reduction_code_for_scalar_code, report_vect_op,
24967 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24968 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24969 (vect_supportable_dr_alignment): Likewise.
24970 * tree-vectorizer.h (tree-data-ref.h): Include.
24971 (vect_loop_location): Declare.
24972 Reorganize function declarations according to the new file structure.
24973 * tree-vect-loop.c: New file.
24974 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24975 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24976 * tree-vect-data-refs.c: New file.
24977 * tree-vect-patterns.c (timevar.h): Don't include.
24978 * tree-vect-stmts.c: New file.
24979 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24980 tree-vect-slp.c, tree-vect-loop.c.
24981 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24982 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24983 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24984 (tree-vect-analyze.o): Remove.
24985 (tree-vect-transform.o): Likewise.
24986 (tree-vect-data-refs.o): Add rule.
24987 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24988 tree-vect-slp.o): Likewise.
24989 (tree-vect-patterns.o): Remove redundant dependencies.
24990 (tree-vectorizer.o): Likewise.
24991 * tree-vect-slp.c: New file.
24993 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24995 * optc-gen.awk: Warn if an option flag has multiple different
24998 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25000 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25001 -floop-block): Document dependences on PPL, CLooG and Graphite.
25003 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25005 PR rtl-optimization/323
25006 * c-common.c (c_fully_fold, convert_and_check,
25007 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25008 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25009 * c-common.def (EXCESS_PRECISION_EXPR): New.
25010 * c-cppbuiltin.c (builtin_define_float_constants): Define
25011 constants with enough digits for long double.
25012 * c-lex.c (interpret_float): Interpret constant with excess
25013 precision where appropriate.
25014 * c-opts.c (c_common_post_options): Set
25015 flag_excess_precision_cmdline. Give an error for
25016 -fexcess-precision=standard for C++ for processors where the
25017 option is significant.
25018 * c-parser.c (c_parser_conditional_expression): Handle excess
25019 precision in condition.
25020 * c-typeck.c (convert_arguments): Handle arguments with excess
25022 (build_unary_op): Move excess precision outside operation.
25023 (build_conditional_expr): Likewise.
25024 (build_compound_expr): Likewise.
25025 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25026 (build_modify_expr): Handle excess precision in RHS.
25027 (convert_for_assignment): Handle excess precision in converted
25029 (digest_init, output_init_element, process_init_element): Handle
25030 excess precision in initializer.
25031 (c_finish_return): Handle excess precision in return value.
25032 (build_binary_op): Handle excess precision in operands and add
25033 excess precision as needed for operation.
25034 * common.opt (-fexcess-precision=): New option.
25035 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25036 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25037 For standard excess precision, output explicit conversion to and
25038 truncation from XFmode.
25039 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25040 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25041 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25042 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25043 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25044 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25045 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25046 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25047 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25048 define_splits, sqrt<mode>2): Disable where appropriate for
25049 standard excess precision.
25050 * convert.c (convert_to_real): Do not shorten arithmetic to type
25051 for which excess precision would be used.
25052 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25053 * doc/invoke.texi (-fexcess-precision=): Document option.
25054 (-mfpmath=): Correct index entry.
25055 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25056 flag_excess_precision): New.
25057 * langhooks.c (lhd_post_options): Set
25058 flag_excess_precision_cmdline.
25059 * opts.c (common_handle_option): Handle -fexcess-precision=.
25060 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25061 init_excess_precision): New.
25062 (lang_dependent_init_target): Call init_excess_precision.
25063 * tree.c (excess_precision_type): New.
25064 * tree.h (excess_precision_type): Declare.
25066 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25069 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25070 non-lvalue to component.
25072 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25074 PR preprocessor/34695
25075 * Makefile.in (c-opts.o): Depend on c-tree.h.
25076 * c-common.c: Move down include of diagnostic.h.
25077 (done_lexing, c_cpp_error): New.
25078 * c-common.h (done_lexing): Declare.
25079 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25081 * c-opts.c: Include c-tree.h.
25082 (c_common_init_options): Set preprocessor error callback.
25083 (c_common_handle_option): Do not set preprocessor
25084 inhibit_warnings, warnings_are_errors, warn_system_headers,
25085 pedantic_errors or inhibit_warnings flags.
25086 (c_common_post_options): Do not check cpp_errors (parse_in).
25087 (c_common_finish): Do not output dependencies if there were
25088 errors. Do not check return value of cpp_finish.
25089 * c-ppoutput.c (pp_file_change): Set input_location.
25090 * c-tree.h (c_cpp_error): Declare.
25091 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25093 (diagnostic_build_prefix): Check override_column.
25094 * diagnostic.h (diagnostic_info): Add override_column field.
25095 (diagnostic_override_column): Define.
25097 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25099 * c-common.c (c_expand_expr, c_staticp): Remove.
25100 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25101 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25102 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25103 * c-gimplify.c (gimplify_compound_literal_expr,
25104 optimize_compound_literals_in_ctor): Remove.
25105 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25106 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25107 * c-semantics.c (emit_local_var): Remove.
25109 * langhooks-def.h (lhd_expand_expr): Remove.
25110 * langhooks.c (lhd_expand_expr): Remove.
25111 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25113 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25114 handling from c-semantics.c; don't call into langhook.
25115 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25116 * gimplify.c (gimplify_compound_literal_expr,
25117 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25118 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25119 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25120 as was done in c-gimplify.c.
25121 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25122 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25123 Move from c-common.h.
25124 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25126 * tree.c (staticp): Do not call langhook.
25127 * langhooks.c (lhd_staticp): Delete.
25128 * langhooks-def.h (lhd_staticp): Delete prototype.
25129 (LANG_HOOKS_STATICP): Delete.
25130 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25132 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25133 instead of DECL_STMTs.
25135 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25143 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25145 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25146 contained expression.
25147 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25148 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25149 conditional expressions for C.
25150 (decl_constant_value_for_optimization): Move from
25151 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25152 whether optimizing and that the expression is a VAR_DECL not of
25153 array type instead of doing such checks in the caller. Do not
25154 check pedantic. Call gcc_unreachable for C++.
25155 * c-common.def (C_MAYBE_CONST_EXPR): New.
25156 * c-common.h (c_fully_fold, c_save_expr,
25157 decl_constant_value_for_optimization): New prototypes.
25158 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25159 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25160 EXPR_INT_CONST_OPERANDS): Define.
25161 * c-convert.c (convert): Strip nops from expression.
25162 * c-decl.c (groktypename): Take extra parameters expr and
25163 expr_const_operands. Update call to grokdeclarator.
25164 (start_decl): Update call to grokdeclarator. Add statement for
25165 expressions used in type of decl.
25166 (grokparm): Update call to grokdeclarator.
25167 (push_parm_decl): Update call to grokdeclarator.
25168 (build_compound_literal): Add parameter non_const and build a
25169 C_MAYBE_COSNT_EXPR if applicable.
25170 (grokdeclarator): Take extra parameters expr and
25171 expr_const_operands. Track expressions used in declaration
25172 specifiers and declarators. Fold array sizes and track whether
25173 they are constant expressions and whether they are integer
25174 constant expressions.
25175 (parser_xref_tag): Set expr and expr_const_operands fields in
25177 (grokfield): Update call to grokdeclarator.
25178 (start_function): Update call to grokdeclarator.
25179 (build_null_declspecs): Set expr and expr_const_operands fields in
25181 (declspecs_add_type): Handle expressions in typeof specifiers.
25182 * c-parser.c (c_parser_declspecs): Set expr and
25183 expr_const_operands fields for declaration specifiers.
25184 (c_parser_enum_specifier): Likewise.
25185 (c_parser_struct_or_union_specifier): Likewise.
25186 (c_parser_typeof_specifier): Likewise. Update call to
25187 groktypename. Fold expression as needed. Return expressions with
25188 type instead of adding statements.
25189 (c_parser_attributes): Update calls to c_parser_expr_list.
25190 (c_parser_statement_after_labels): Fold expression before passing
25191 to objc_build_throw_stmt.
25192 (c_parser_condition): Fold expression.
25193 (c_parser_asm_operands): Fold expression.
25194 (c_parser_conditional_expression): Use c_save_expr. Update call
25195 to build_conditional_expr.
25196 (c_parser_alignof_expression): Update call to groktypename.
25197 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25198 original_code. Fold expression argument of va_arg. Create
25199 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25200 argument to va_arg. Update calls to groktypename. Fold array
25201 index for offsetof. Verify that first argument to
25202 __builtin_choose_expr has integer type.
25203 (c_parser_postfix_expression_after_paren_type): Update calls to
25204 groktypename and build_compound_literal. Handle expressions with
25205 side effects in type name.
25206 (c_parser_postfix_expression_after_primary): Update call to
25207 c_parser_expr_list. Set original_code for calls to
25208 __builtin_constant_p.
25209 (c_parser_expr_list): Take extra parameter fold_p. Fold
25210 expressions if requested.
25211 (c_parser_objc_type_name): Update call to groktypename.
25212 (c_parser_objc_synchronized_statement): Fold expression.
25213 (c_parser_objc_receiver): Fold expression.
25214 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25215 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25216 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25217 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25218 (struct c_typespec): Add elements expr and expr_const_operands.
25219 (struct c_declspecs): Add elements expr and expr_const_operands.
25220 (groktypename, build_conditional_expr, build_compound_literal):
25222 (in_late_binary_op): Declare.
25223 * c-typeck.c (note_integer_operands): New function.
25224 (in_late_binary_op): New variable.
25225 (decl_constant_value_for_broken_optimization): Move to c-common.c
25226 and rename to decl_constant_value_for_optimization.
25227 (default_function_array_conversion): Do not strip nops.
25228 (default_conversion): Do not call
25229 decl_constant_value_for_broken_optimization.
25230 (build_array_ref): Do not fold result.
25231 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25232 result when operand is a VLA.
25233 (c_expr_sizeof_type): Update call to groktypename. Handle
25234 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25235 result when operand names a VLA type.
25236 (build_function_call): Update call to build_compound_literal.
25237 Only fold result for calls to __builtin_* functions. Strip
25238 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25239 the function designator.
25240 (convert_arguments): Fold arguments. Update call to
25241 convert_for_assignment.
25242 (build_unary_op): Handle increment and decrement of
25243 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25244 decrement earlier. Fold operand of increment and decrement.
25245 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25246 built for integer operand. Wrap returns that are INTEGER_CSTs
25247 without being integer constant expressions or that have integer
25248 constant operands without being INTEGER_CSTs.
25249 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25250 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25251 result is an integer constant expression or can be used in
25252 unevaluated parts of one and avoid folding and wrap as
25253 appropriate. Fold operands before possibly doing -Wsign-compare
25255 (build_compound_expr): Wrap result for C99 if operands can be used
25256 in integer constant expressions.
25257 (build_c_cast): Update call to digest_init. Do not ignore
25258 overflow from casting floating-point constants to integers. Wrap
25259 results that could be confused with integer constant expressions,
25260 null pointer constants or floating-point constants.
25261 (c_cast_expr): Update call to groktypename. Handle expressions
25262 included in type name.
25263 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25264 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25265 Update calls to convert_for_assignment.
25266 (convert_for_assignment): Take new parameter
25267 null_pointer_constant. Do not strip nops or call
25268 decl_constant_value_for_broken_optimization. Set
25269 in_late_binary_op for conversions to boolean.
25270 (store_init_value): Update call to digest_init.
25271 (digest_init): Take new parameter null_pointer_constant. Do not
25272 call decl_constant_value_for_broken_optimization. pedwarn for
25273 initializers not constant expressions. Update calls to
25274 convert_for_assignment.
25275 (constructor_nonconst): New.
25276 (struct constructor_stack): Add nonconst element.
25277 (really_start_incremental_init, push_init_level, pop_init_level):
25278 Handle constructor_nonconst and nonconst element.
25279 (set_init_index): Call constant_expression_warning for array
25281 (output_init_element): Fold value. Set constructor_nonconst as
25282 applicable. pedwarn for initializers not constant expressions.
25283 Update call to digest_init. Call constant_expression_warning
25284 where constant initializers are required.
25285 (process_init_element): Use c_save_expr.
25286 (c_finish_goto_ptr): Fold expression.
25287 (c_finish_return): Fold return value. Update call to
25288 convert_for_assignment.
25289 (c_start_case): Fold switch expression.
25290 (c_process_expr_stmt): Fold expression.
25291 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25292 ensure statement expression is not evaluated in constant expression.
25293 (build_binary_op): Track whether results are integer constant
25294 expressions or may occur in such, disable folding and wrap results
25295 as applicable. Fold operands for -Wsign-compare warnings unless
25297 (c_objc_common_truthvalue_conversion): Handle results folded to
25298 integer constants that are not integer constant expressions.
25299 * doc/extend.texi: Document when typeof operands are evaluated,
25300 that condition of __builtin_choose_expr is an integer constant
25301 expression, and more about use of __builtin_constant_p in
25304 2009-03-29 Richard Guenther <rguenther@suse.de>
25306 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25307 propagate addresses of array references.
25309 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25311 * regmove.c (perhaps_ends_bb_p): Remove.
25312 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25313 from INSN and check that the main loop stays within that basic block.
25314 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25315 (regmove_forward_pass): Split out from regmove_optimize. Use
25316 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25317 (regmove_backward_pass): Split out from regmove_optimize. Use
25318 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25319 (regmove_optimize): Simplify.
25321 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25324 * config/i386/i386.c (classify_argument): Ignore flexible array
25325 member in struct and warn ABI change.
25327 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25329 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25331 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25332 (ix86_adjust_cost): Updated.
25334 2009-03-29 Jan Hubicka <jh@suse.cz>
25336 PR middle-end/28850
25337 * tree-pass.h (pass_cleanup_eh): New function.
25338 (remove_unreachable_regions): Break code handling RTL
25339 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25340 that can not be reached by runtime.
25341 (can_be_reached_by_runtime): New function.
25342 (label_to_region_map): New function.
25343 (num_eh_regions): New function.
25344 (rtl_remove_unreachable_regions): New function.
25345 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25346 (remove_eh_region): New function.
25347 * except.h: Include sbitmap and vecprim.
25348 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25349 num_eh_regions): Declare.
25350 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25351 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25352 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25353 (tree_empty_eh_handler_p): New function.
25354 (cleanup_empty_eh): New function.
25355 (cleanup_eh): New function.
25356 (pass_cleanup_eh): New function.
25358 2009-03-29 Jan Hubicka <jh@suse.cz>
25360 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25361 for removed regions.
25363 2009-03-29 Jan Hubicka <jh@suse.cz>
25365 * except.c (dump_eh_tree): Dump all datastructures.
25367 2009-03-29 Jan Hubicka <jh@suse.cz>
25369 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25370 (duplicate_eh_regions_1): Likewise.
25371 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25372 vector; call EH verification.
25373 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25374 Be ready for region being removed.
25376 2009-03-29 Jan Hubicka <jh@suse.cz>
25378 * bitmap.c (bitmap_last_set_bit): New function.
25379 * bitmap.h (bitmap_last_set_bit): Declare.
25381 2009-03-29 David Ayers <ayers@fsfe.org>
25384 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25385 by calling objc_compare_types and surpress warnings about
25386 incompatible C pointers that are compatible ObjC pointers.
25388 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25390 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25391 call initialize_inline_failed.
25392 (initialize_inline_failed): Move it from here ...
25393 * cgraph.c (initialize_inline_failed): ... to here.
25394 (cgraph_create_edge): Call initialize_inline_failed rather than
25395 setting inline_failed directly.
25397 2009-03-29 Ben Elliston <bje@au.ibm.com>
25400 * sysv4.opt (msdata): Improve comment.
25401 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25402 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25404 2009-03-29 Ben Elliston <bje@au.ibm.com>
25407 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25408 load and store attributes.
25410 2009-03-29 Ben Elliston <bje@au.ibm.com>
25412 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25413 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25414 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25415 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25416 __builtin_infq and __builtin_huge_valq.
25418 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25420 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25422 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25423 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25425 2009-03-28 Xinliang David Li <davidxl@google.com>
25427 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25428 (do_dbg_cnt): New function.
25430 2009-03-28 Jan Hubicka <jh@suse.cz>
25432 Merge from pretty-ipa:
25434 2009-03-27 Jan Hubicka <jh@suse.cz>
25436 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25437 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25438 * passes.c (function_called_by_processed_nodes_p): New.
25439 * ipa-pure-const.c (check_call): Fix handling of operands.
25440 (analyze_function): Dump debug output for skipped bodies.
25441 (local_pure_const): Use function_called_by_processed_nodes_p.
25442 * dwarf2out.c (reference_to_unused): Use output.
25443 * passes.c (do_per_function_toporder): Likewise.
25445 2008-11-12 Jan Hubicka <jh@suse.cz>
25447 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25448 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25449 state_set_in_source enum
25450 (check_decl): Ignore memory tags; do not set fake looping flags;
25452 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25453 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25454 (check_call, analyze_function): Rewrite.
25456 (add_new_function): Update call of analyze_function.
25457 (generate_summary): Add call of analyze_function.
25458 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25459 (local_pure_const): New function.
25460 (pass_local_pure_const): New pass.
25461 * ipa-inline.c (inline_transform): Set after_inlining.
25462 * tree-eh.c (stmt_can_throw_external): New.
25463 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25464 work with aliasing built.
25465 * tree-flow.h (stmt_can_throw_external): New.
25466 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25467 and local pure/const pass in early and late optimization queue.
25469 2009-03-28 Martin Jambor <mjambor@suse.cz>
25471 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25473 (fold_binary): Allow function decl aligment consideration is the
25474 second argument is integer constant one.
25475 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25476 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25477 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25479 2009-03-28 Jan Hubicka <jh@suse.cz>
25481 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25482 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25483 * function.h (rtl_data): Add nothrow flag.
25484 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25485 set DECL_NOTHROW for AVAILABLE functions.
25487 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25489 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25490 following vector keyword has expansion starting with pixel or bool
25491 keyword, expand vector to __vector and pixel or bool to __pixel or
25495 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25496 warn_if_disallowed_function_p): Removed.
25497 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25498 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25499 warning_if_disallowed_function_p.
25500 * flags.h (warn_if_disallowed_function_p,
25501 warn_disallowed_functions): Removed.
25502 * common.opt (Wdisallowed-function-list=): Removed.
25503 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25505 2009-03-28 Richard Guenther <rguenther@suse.de>
25507 PR tree-optimization/38723
25508 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25511 2009-03-28 Jan Hubicka <jh@suse.cz>
25513 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25514 test introduced by my previous patch.
25516 2009-03-28 Richard Guenther <rguenther@suse.de>
25518 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25519 the PHIs value undefined.
25521 2009-03-28 Jan Hubicka <jh@suse.cz>
25523 * tree-pass.h (pass_fixup_cfg): New pass.
25524 * ipa-inline.c (inline_transform): Set
25525 always_inline_functions_inlined/after_inlining.
25526 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25527 (pass_fixup_cfg): New pass.
25528 * passes.c (init_optimization_passes): Add fixup_cfg.
25530 2009-03-28 Richard Guenther <rguenther@suse.de>
25532 PR tree-optimization/38458
25533 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25534 argument use the arguments copy-of value.
25536 2009-03-28 Richard Guenther <rguenther@suse.de>
25538 PR tree-optimization/38180
25539 * tree-ssa-ccp.c (get_default_value): Simplify.
25540 (likely_value): Likewise.
25541 (surely_varying_stmt_p): Properly handle VOP case.
25542 (ccp_initialize): Likewise.
25543 (ccp_fold): Handle propagating through *&.
25544 (fold_const_aggregate_ref): Also handle decls.
25546 2009-03-28 Jan Hubicka <jh@suse.cz>
25548 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25549 * cgraph.h (cgraph_node): Likewise.
25550 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25551 (cgraph_reset_node): Use process flag.
25552 (cgraph_mark_functions_to_output): Likewise.
25553 (cgraph_expand_function): Likewise.
25554 (cgraph_expand_all_functions): Likewise.
25555 (cgraph_output_in_order): Likewise.
25556 * dwarf2out.c (reference_to_unused): Likewise.
25557 * passes.c do_per_function_toporder): Likewise.
25559 2009-03-28 Jan Hubicka <jh@suse.cz>
25561 Bring from lto-branch:
25563 2008-09-03 Doug Kwan <dougkwan@google.com>
25565 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25566 enums instead of reason strings.
25567 * cgraph.c (cgraph_create_edge): Same.
25568 (cgraph_inline_failed_string): New function.
25569 * cgraph.h (cgraph_inline_failed_t): New enum type.
25570 (cgraph_inline_failed_string): New prototype.
25571 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25572 char pointer to cgraph_inline_failed_t.
25573 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25574 (cgraph_default_inline_p): Ditto.
25575 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25576 to cgraph_inline_failed_t pointer.
25577 * cif-code.def: New file.
25578 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25580 (cgraph_check_inline_limits): Change type of REASON to pointer to
25581 cgraph_inline_failed_t. Replace reason strings with enums.
25582 (cgraph_default_inline_p): Ditto.
25583 (cgraph_recursive_inlining_p): Ditto.
25584 (update_caller_keys): Change type of FAILED_REASON to
25585 cgraph_inline_failed_t.
25586 (cgraph_set_inline_failed): Change type of REASON to pointer to
25587 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25588 convert enums to strings for text output.
25589 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25590 to be of type cgraph_inline_failed_t. Replace reason strings with
25591 enums. Call cgraph_inline_failed_string to covert enums
25592 to strings for text output.
25593 (cgraph_decide_inlining): Replace reason strings with enums.
25594 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25595 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25597 * tree-inline.c (expand_call_inline): Change type of REASON
25598 to cgraph_inline_failed_t. Replace reason strings with enums.
25599 Call cgraph_inline_failed_string for text output.
25600 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25603 2009-03-28 Jan Hubicka <jh@suse.cz>
25605 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25606 cgraph_clone_node): Remove master clone handling.
25607 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25608 * cgraph.h (master_clone): Remove.
25609 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25610 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25611 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25613 2009-03-28 Jan Hubicka <jh@suse.cz>
25615 * cgraph.c (cgraph_function_body_availability): Functions declared
25616 inline are always safe to assume that it is not going to be replaced.
25618 2009-03-28 Richard Guenther <rguenther@suse.de>
25620 PR tree-optimization/38513
25621 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25622 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25623 EXC_PTR_EXPR and FILTER_EXPR.
25624 (get_ref_from_reference_ops): Likewise.
25626 2009-03-28 Richard Guenther <rguenther@suse.de>
25628 PR tree-optimization/38968
25629 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25630 Use FLOOR_MOD_EXPR to compute misalignment.
25632 2009-03-28 Richard Guenther <rguenther@suse.de>
25634 PR tree-optimization/37795
25635 * tree.h (combine_comparisons): Declare.
25636 * fold-const.c (combine_comparisons): Export.
25637 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25639 (ifcombine_iforif): Use combine_comparisons.
25641 2009-03-28 Jan Hubicka <jh@suse.cz>
25643 * tree-eh.c (inlinable_call_p): New function.
25644 (make_eh_edges): Use it.
25645 (verify_eh_edges): Use it.
25646 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25647 * except.c (reachable_next_level): Add inlinable_function argument
25648 (sjlj_find_directly_reachable_regions): Update.
25649 (add_reachable_handler): Do not set saw_any_handlers.
25650 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25651 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25652 Add new inlinable call parameter.
25653 (can_throw_internal, can_throw_external): Update.
25654 * except.h (can_throw_internal_1, can_throw_external_1,
25655 foreach_reachable_handler): Update declaration.
25657 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25659 * config/arm/t-arm-coff, config/h8300/coff.h,
25660 config/i386/i386-aout.h, config/i386/i386-coff.h,
25661 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25662 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25663 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25664 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25665 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25666 sys-types.h: Remove.
25667 * Makefile.in: Remove protoize and fixproto support and references
25669 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25670 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25672 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25673 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25674 unprotoize$(exeext).
25675 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25676 (.PHONY): Don't depend on proto.
25677 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25678 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25679 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25680 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25681 build/gen-protos.o, build/scan.o, xsys-protos.h,
25682 build/fix-header$(build_exeext), build/fix-header.o,
25683 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25684 stmp-install-fixproto): Remove.
25685 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25686 SYSCALLS.c or fixproto files.
25687 (install-common): Don't install protoize.
25688 (install-headers-tar, install-headers-cpio, install-headers-cp):
25689 Don't depend on $(STMP_FIXPROTO).
25690 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25691 install fixproto files or write out fixproto settings.
25692 (uninstall): Don't uninstall protoize.
25693 * config.gcc (use_fixproto): Remove.
25694 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25695 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25696 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25697 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25698 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25699 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25700 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25701 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25702 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25703 * config/t-vxworks (STMP_FIXPROTO): Remove.
25704 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25705 STMP_FIXPROTO): Remove.
25706 * config.in, configure: Regenerate.
25707 * crtstuff.c (gid_t, uid_t): Don't undefine.
25708 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25709 (arm-*-coff, arm-*-aout: Remove target entries.
25710 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25711 Remove mention of AIX 4.1.
25712 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25713 * doc/invoke.texi (Running Protoize): Remove.
25714 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25715 (Protoize Caveats): Remove.
25716 * tsystem.h: Update comments on headers assumed to exist.
25718 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25720 * genautomata.c: Add a new year to the copyright. Add a new
25722 (struct insn_reserv_decl): Add comments for member bypass_list.
25723 (find_bypass): Remove.
25724 (insert_bypass): New.
25725 (process_decls): Use insert_bypass.
25726 (output_internal_insn_latency_func): Output all bypasses with the
25727 same input insn in one switch case.
25729 * rtl.def (define_bypass): Describe bypass choice.
25730 * doc/md.texi (define_bypass): Ditto.
25732 2009-03-27 Richard Guenther <rguenther@suse.de>
25734 * gimplify.c (mark_addressable): Export.
25735 * tree-flow.h (mark_addressable): Declare.
25736 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25737 * tree-ssa.c (verify_phi_args): Verify that address taken
25738 variables have TREE_ADDRESSABLE set.
25740 2009-03-27 Richard Guenther <rguenther@suse.de>
25742 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25743 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25744 Do not mark decls TREE_ADDRESSABLE.
25745 (build_fold_addr_expr): Adjust.
25746 (fold_addr_expr): Remove.
25747 (fold_unary): Use build_fold_addr_expr.
25748 (fold_comparison): Likewise.
25749 (split_address_to_core_and_offset): Likewise.
25750 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25752 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25753 (gimplify_modify_expr_to_memcpy): Mark source and destination
25755 * omp-low.c (create_omp_child_function): Mark the object decl
25757 (lower_rec_input_clauses): Mark the var we take the address of
25759 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25761 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25763 PR middle-end/39315
25764 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25765 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25767 2009-03-27 Richard Guenther <rguenther@suse.de>
25769 PR tree-optimization/39120
25770 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25772 (handle_lhs_call): Process return constraints. Add escape
25773 constraints if necessary.
25774 (handle_const_call): Fill out return constraints. Make nested
25775 case more precise. Avoid consttmp if possible.
25776 (handle_pure_call): Fill out return constraints. Avoid
25777 callused if possible.
25778 (find_func_aliases): Simplify call handling.
25780 2009-03-27 Richard Guenther <rguenther@suse.de>
25782 PR tree-optimization/39120
25783 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25784 as a representative.
25785 (solve_graph): Do propagate CALLUSED.
25786 (handle_pure_call): Use a scalar constraint from CALLUSED for
25788 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25791 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25794 * c-common.c (handle_aligned_attribute): Properly check alignment
25795 overflow. Use (1U << i) instead of (1 << i).
25797 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25799 * expr.h (get_mem_align_offset): Updated.
25801 * tree.h (tree_decl_common): Change align to "unsigned int" and
25802 move it before pointer_alias_set.
25804 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25805 Jakub Jelinek <jakub@redhat.com>
25808 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25809 gr_register_operand with gr_reg_or_0_operand.
25810 (cmpxchg_rel_di): Likewise.
25811 (sync_lock_test_and_set<mode>): Likewise.
25813 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25815 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25816 (true_regnum): Likewise.
25818 * rtlanal.c (subreg_info): Moved to ...
25819 * rtl.h (subreg_info): Here. New.
25820 (subreg_get_info): New.
25822 * rtlanal.c (subreg_get_info): Make it extern.
25824 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25827 * config/i386/i386.c (ix86_abi): New.
25828 (override_options): Handle -mabi=.
25829 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25830 (ix86_call_abi_override): Likewise.
25831 (init_cumulative_args): Likewise.
25832 (function_arg_advance): Likewise.
25833 (function_arg_64): Likewise.
25834 (function_arg): Likewise.
25835 (ix86_pass_by_reference): Likewise.
25836 (ix86_function_value_regno_p): Likewise.
25837 (ix86_build_builtin_va_list_abi): Likewise.
25838 (setup_incoming_varargs_64): Likewise.
25839 (is_va_list_char_pointer): Likewise.
25840 (ix86_init_machine_status): Likewise.
25841 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25842 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25843 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25844 (ix86_function_abi): Make it static and return enum calling_abi.
25845 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25847 (ix86_fn_abi_va_list): Updated.
25849 * config/i386/i386.h (ix86_abi): New.
25850 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25851 (CONDITIONAL_REGISTER_USAGE): Likewise.
25852 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25853 (machine_function): Likewise.
25855 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25857 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25858 (STACK_BOUNDARY): Likewise.
25859 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25861 * config/i386/i386.opt (mabi=): New.
25863 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25864 return enum calling_abi.
25865 (ix86_function_type_abi): Likewise.
25866 (ix86_function_abi): Removed.
25868 * doc/invoke.texi: Document -mabi= option for x86.
25870 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25872 * builtins.c (real_dconstp): Delete.
25873 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25875 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25876 Jakub Jelinek <jakub@redhat.com>
25879 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25880 (gen_subprogram_die): When a function is explicit, generate the
25881 DW_AT_explicit attribute.
25882 * langhooks.h (struct lang_hooks_for_decls): Add
25883 function_decl_explicit_p langhook.
25884 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25885 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25887 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25889 * builtins.c (fold_builtin_memory_op): Optimize memmove
25890 into memcpy if we can prove source and destination don't overlap.
25892 * tree-inline.c: Include gt-tree-inline.h.
25893 (clone_fn_id_num): New variable.
25894 (clone_function_name): New function.
25895 (tree_function_versioning): Use it.
25896 * Makefile.in (GTFILES): Add tree-inline.c.
25898 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25900 * BASE-VER: Change to 4.5.0.
25902 2009-03-27 Xinliang David Li <davidxl@google.com>
25904 PR tree-optimization/39557
25905 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25907 2009-03-27 Xinliang David Li <davidxl@google.com>
25909 PR tree-optimization/39548
25910 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25913 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25915 * c-common.c (pointer_int_sum): Use %wd on return from
25918 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25920 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25921 on return from tree_low_cst.
25923 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25926 * ginclude/stdarg.h (va_copy): Define also for
25927 __GXX_EXPERIMENTAL_CXX0X__.
25929 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25932 * builtins.h (c_strlen): Do not warn here.
25933 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25934 * c-common.c (pointer_int_sum): Take an explicit location.
25935 Warn about offsets out of bounds.
25936 * c-common.h (pointer_int_sum): Adjust declaration.
25938 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25940 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25943 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25946 * opts.c (warn_if_disallowed_function_p): Don't assume
25947 get_callee_fndecl must return non-NULL.
25949 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25951 PR rtl-optimization/39522
25952 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25953 when reg_reloaded_valid is set.
25955 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25957 * config/spu/divv2df3.c: New file.
25958 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25959 (DPBIT_FUNCS): Filter out _div_df.
25961 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25963 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25964 a jump insn, count that jump in the distance to the loop start.
25966 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25969 * config/sh/sh.c (calc_live_regs): Fix condition for global
25970 registers except PIC_OFFSET_TABLE_REGNUM.
25972 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25975 * doc/invoke.texi (-mconsole): New.
25977 (-mno-cygwin): New.
25979 (-mnop-fun-dllimport): New.
25983 (sub section "i386 and x86-64 Windows Options"): New.
25985 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25987 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25988 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25990 2009-03-25 Richard Guenther <rguenther@suse.de>
25992 PR middle-end/39497
25993 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25996 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25998 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25999 neither of haifa/selective schedulers are working.
26001 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26003 * doc/invoke.texi (Debugging Options): Fix description of
26004 -fno-merge-debug-strings.
26006 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26008 * config/cris/libgcc.ver: New version-script.
26009 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26011 * configure.ac <GAS features, nop mnemonic>: Add pattern
26012 crisv32-*-* for "nop".
26013 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26014 * configure: Regenerate.
26016 2009-03-24 Ira Rosen <irar@il.ibm.com>
26018 PR tree-optimization/39529
26019 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26020 mark_sym_for_renaming for the tag copied to the new vector
26023 2009-03-24 Arthur Loiret <aloiret@debian.org>
26025 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26026 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26027 EXTRA_SPEC_FUNCTIONS.
26028 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26029 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26030 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26031 -march and -mtune options.
26033 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26035 * config/m68k/t-rtems: Add m5329 multilib.
26037 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26038 Jakub Jelinek <jakub@redhat.com>
26041 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26044 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26047 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26048 instead of c_parser_expression_conv, if original_code isn't one of the
26049 4 allowed comparison codes, fail.
26051 2009-03-23 Richard Guenther <rguenther@suse.de>
26053 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26054 * tree.h (struct tree_type): Likewise.
26055 * reload.h (struct insn_chain): Likewise.
26056 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26057 * function.h (struct function): Likewise.
26058 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26060 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26062 PR tree-optimization/39516
26063 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26065 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26067 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26068 should be set true if BITS_PER_WORD of target is bigger than 32
26070 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26072 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26073 Translate -B-options to -rpath-link. Correct existing
26074 rpath-link and conditionalize on !nostdlib.
26076 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26078 * doc/extend.texi (Function Attributes, Variable Attributes):
26080 * doc/invoke.texi (Debugging Options, Optimize Options)
26081 (i386 and x86-64 Options, MCore Options): Likewise.
26083 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26086 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26087 it for block local namespace aliases.
26088 (gen_decl_die): Pass context_die to gen_namespace_die.
26090 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26093 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26094 minimum or maximum value.
26096 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26098 * reginfo.c (globalize_reg): Recompute derived reg sets.
26100 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26103 * libgcc2.c (mprotect): Do not use signed arguments for
26104 VirtualProtect, use DWORD arguments. Also fix the 'may
26105 be used uninitialized' warning for the np variable.
26107 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26110 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26111 functions using regparm calling conventions when not optimizing.
26112 (ix86_function_sseregparm): Similarly for sseregparm calling
26115 2009-03-19 Li Feng <nemokingdom@gmail.com>
26117 PR middle-end/39500
26118 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26119 dependence if the first conflict is after niter iterations.
26121 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26123 PR middle-end/38609
26124 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26125 functions with dynamic stack-pointer adjustments.
26127 2009-03-19 Ben Elliston <bje@au.ibm.com>
26129 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26130 option; change to -msdata=data.
26132 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26134 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26137 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26140 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26142 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26144 * doc/invoke.texi (Code Gen Options): Expand discussion of
26147 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26149 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26150 * matrix-reorg.c (struct matrix_info): Likewise.
26151 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26152 * rtl.h (struct mem_attrs): Likewise.
26153 * df.h (struct df): Likewise.
26154 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26155 * ira-int.h (struct ira_allocno): Likewise.
26156 * df-scan.c (struct df_collection_rec): Likewise.
26157 * ira.c (struct equivalence): Likewise.
26158 * function.c (struct temp_slot): Likewise.
26159 * cfgloop.h (struct loop): Likewise.
26162 * function.c (use_register_for_decl): When not optimizing, disregard
26163 register keyword for variables with types containing methods.
26165 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26167 PR middle-end/39447
26168 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26169 (is_simple_operand): Call contains_component_ref_p before calling data
26170 reference analysis that would fail on COMPONENT_REFs.
26172 * tree-vrp.c (search_for_addr_array): Fix formatting.
26174 2009-03-18 Richard Guenther <rguenther@suse.de>
26176 * tree-vect-transform.c (vect_loop_versioning): Fold the
26177 generated comparisons.
26178 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26179 (slpeel_tree_peel_loop_to_edge): Likewise.
26181 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26183 PR middle-end/37805
26184 * opts.c (print_specific_help): In addition to `undocumented',
26185 accept `separate' and `joined' flags if passed alone. Describe
26186 output by the first matched one of those.
26187 (common_handle_option): Skip over empty strings.
26188 * gcc.c (display_help): Fix help string for `--help='.
26189 * doc/invoke.texi (Option Summary, Overall Options): With
26190 `--help=', classes and qualifiers can both be repeated, but
26191 only the latter can be negated. One should not pass only
26192 negated qualifiers. Fix markup and examples.
26195 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26196 PR middle-end/37805
26197 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26198 and -fhelp=separate.
26200 2009-03-17 Jing Yu <jingyu@google.com>
26202 PR middle-end/39378
26203 * function.h (struct rtl_data): Move is_thunk from here...
26204 (struct function): ...to here.
26205 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26206 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26208 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26210 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26211 (alpha_output_function_end_prologue): Likewise.
26212 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26213 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26214 (rs6000_output_function_epilogue): Likewise.
26215 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26217 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26220 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26221 from different units in a single alternative.
26222 (*truncdfsf_i387): Ditto.
26223 (*truncxfsf2_mixed): Ditto.
26224 (*truncxfdf2_mixed): Ditto.
26226 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26228 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26229 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26232 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26233 unused non-artificial variables when not optimizing.
26236 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26237 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26238 NAMESPACE_DECL in its DECL_INITIAL.
26240 PR middle-end/39443
26241 * optabs.c (set_user_assembler_libfunc): New function.
26242 * expr.h (set_user_assembler_libfunc): New prototype.
26243 * c-common.c: Include libfuncs.h.
26244 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26245 for memcmp, memset, memcpy, memmove and abort.
26246 * Makefile.in (c-common.o): Depend on libfuncs.h.
26249 * dwarf2out.c (gen_inlined_enumeration_type_die,
26250 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26251 gen_tagged_type_instantiation_die): Removed.
26252 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26255 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26258 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26260 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26261 (check-parallel-%): Ditto.
26262 (check-consistency): Ditto.
26264 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26266 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26267 local variable rhs by NULL_TREE.
26269 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26272 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26274 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26277 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26279 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26282 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26283 for ms->sysv ABI calls only in 64bit mode.
26285 * config/i386/i386.md (untyped_call): Support 32bit.
26287 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26289 * doc/extend.texi: Replace x86_65 with x86_64.
26291 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26293 PR tree-optimization/39455
26294 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26295 mismatches for POINTER_TYPE_P (type).
26296 (number_of_iterations_le): Likewise.
26298 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26300 * config/picochip/picochip.c: Removed profiling support.
26301 * config/picochip/picochip.md: Removed profiling instruction.
26302 * config/picochip/picochip.h: Removed profiling builtin.
26304 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26306 * doc/install.texi (--with-host-libstdcxx): Document.
26308 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26311 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26312 generate a warning if the function name does not begin with
26313 "__vector" and the function has either the 'signal' or 'interrupt'
26314 attribute, from here to ...
26315 (avr_declare_function_name): ...here. New function.
26316 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26317 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26319 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26322 * cse.c (fold_rtx): Don't modify original const_arg1 when
26323 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26324 separate variable instead.
26325 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26326 from out of range shift counts.
26327 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26329 2009-03-13 Catherine Moore <clm@codesourcery.com>
26331 * config/i386/x-mingw32 (host-mingw32.o): Replace
26332 diagnostic.h with $(DIAGNOSTIC_H).
26334 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26337 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26339 * config/i386/sync.md (sync_compare_and_swap<mode>,
26340 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26341 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26343 (sync_double_compare_and_swapdi_pic,
26344 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26345 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26347 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26350 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26352 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26355 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26356 (avx_addsubv4df3): Likewise.
26357 (*avx_addsubv4sf3): Likewise.
26358 (sse3_addsubv4sf3): Likewise.
26360 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26363 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26365 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26368 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26369 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26370 registers for allocnos created from user-defined variables.
26372 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26375 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26376 of non-integer mode as well.
26378 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26380 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26381 for functions for which the parameter types are unknown.
26383 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26386 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26387 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26388 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26389 * config/i386/i386.c (ix86_local_alignment): For
26390 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26391 long long variables on the stack to avoid dynamic realignment.
26392 Allow the first argument to be a decl rather than type.
26393 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26395 2009-03-11 Nick Clifton <nickc@redhat.com>
26398 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26400 Add description to mno-lsim option.
26401 * config/mcore/mcore.h: Remove comment about deprecated m4align
26403 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26404 * doc/invoke.texi: Add description of mno-lsim and
26405 mstack-increment options.
26407 * config/fr30/fr30.opt: Document the -mno-lsim option.
26408 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26409 and -mno-lsim options.
26411 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26413 * fold-const.c (fold_comparison): Only call fold_inf_compare
26414 if the mode supports infinities.
26416 2009-03-11 Jason Merrill <jason@redhat.com>
26419 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26420 end already did. Notice GIMPLE_CALL modifications of the result.
26421 Don't copy debug information from an ignored decl or a decl from
26424 2009-03-10 Richard Guenther <rguenther@suse.de>
26425 Nathan Froyd <froydnj@codesourcery.com>
26427 PR middle-end/37850
26428 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26429 (__divMODE3): Likewise.
26431 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26433 PR tree-optimization/39394
26434 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26435 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26437 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26439 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26440 inline asms for register asm ("") declarations.
26442 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26444 * fold-const.c (fold_unary): Fix comment.
26446 2009-03-07 Jan Hubicka <jh@suse.cz>
26449 * tree-inline.c (setup_one_parameter): Do replacement of const
26450 argument by constant in SSA form.
26452 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26454 PR middle-end/38028
26455 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26456 determine alignment passed to assign_stack_local.
26457 (assign_parms_unsplit_complex): Likewise.
26458 * except.c (sjlj_build_landing_pads): Likewise.
26460 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26462 PR middle-end/39360
26463 * tree-flow.h (add_referenced_var): Return bool instead of void.
26464 * tree-dfa.c (add_referenced_var): Return result of
26465 referenced_var_check_and_insert call.
26466 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26467 of referenced_var_check_and_insert.
26470 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26471 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26472 DIE, don't emit it if abstract origin already has it.
26473 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26474 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26476 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26478 * genpreds.c (needs_variable): Fix parentheses at variable name
26480 (write_tm_constrs_h): Indent generated code.
26482 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26484 * doc/extend.texi (Function Attributes): Add documentation
26485 for isr attributes.
26487 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26490 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26491 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26493 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26495 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26498 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26501 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26502 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26504 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26506 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26507 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26508 constants instead of magic numbers.
26509 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26511 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26512 (x86_64_ms_abi_int_parameter_registers): Ditto.
26513 (x86_64_int_return_registers): Ditto.
26514 (ix86_maybe_switch_abi): Ditto.
26515 (ix86_expand_call): Ditto for clobbered_registers array.
26516 (ix86_hard_regno_mode_ok): Ditto.
26517 (x86_extended_QIreg_mentioned_p): Ditto.
26519 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26521 PR tree-optimization/39349
26522 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26524 * combine.c (gen_lowpart_for_combine): Use omode when generating
26527 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26529 PR rtl-optimization/39235
26530 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26532 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26534 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26536 2009-03-04 Richard Guenther <rguenther@suse.de>
26538 PR tree-optimization/39362
26539 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26540 that occur in abnormal PHIs should be varying.
26542 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26544 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26546 (simple_iv): Take loop as an argument instead of statement.
26547 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26548 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26550 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26552 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26553 * matrix-reorg.c (analyze_transpose): Ditto.
26554 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26555 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26556 * tree-predcom.c (ref_at_iteration): Ditto.
26557 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26559 2009-03-04 Richard Guenther <rguenther@suse.de>
26561 PR tree-optimization/39358
26562 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26563 escaped_id and callused_id.
26564 (solve_graph): Likewise.
26566 2009-03-04 Richard Guenther <rguenther@suse.de>
26568 PR tree-optimization/39339
26569 * tree-sra.c (try_instantiate_multiple_fields): Make it
26570 no longer ICE on the above.
26572 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26574 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26575 that fits within Pmode.
26577 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26579 PR middle-end/10109
26580 * tm.texi (LIBCALL_VALUE): Update description.
26582 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26584 PR middle-end/34443
26585 * doc/extend.texi (section): Update description.
26587 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26589 PR middle-end/39345
26590 * tree-inline.c (remapped_type): New.
26591 (can_be_nonlocal): Call remapped_type instead of remap_type.
26593 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26596 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26597 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26599 2009-03-03 Richard Guenther <rguenther@suse.de>
26601 PR middle-end/39272
26602 * tree.c (tree_nonartificial_location): New function.
26603 * tree.h (tree_nonartificial_location): Declare.
26604 * builtins.c (expand_builtin_memory_chk): Provide location
26605 of the call location for artificial function pieces.
26606 (maybe_emit_chk_warning): Likewise.
26607 (maybe_emit_sprintf_chk_warning): Likewise.
26608 (maybe_emit_free_warning): Likewise.
26609 * expr.c (expand_expr_real_1): Likewise.
26611 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26613 PR tree-optimization/39343
26614 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26615 COMPONENT_REF t has ARRAY_TYPE.
26617 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26619 PR middle-end/39335
26620 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26621 when the type precision of the induction variable should be
26622 larger than the type precision of nit.
26623 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26624 * graphite.c (graphite_loop_normal_form): Same.
26625 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26627 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26629 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26630 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26631 numbers to describe clobbered registers.
26632 (*call_value_0_rex64_ms_sysv): Ditto.
26633 * config/i386/mmx.md (mmx_emms): Ditto.
26634 (mmx_femms): Ditto.
26636 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26638 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26641 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26643 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26644 (spu_section_type_flags): New function.
26646 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26648 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26649 reg_class_contents of FLOAT_REGS into a temporary.
26651 2009-03-02 Richard Guenther <rguenther@suse.de>
26652 Ira Rosen <irar@il.ibm.com>
26654 PR tree-optimization/39318
26655 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26656 information to the vectorized statement.
26658 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26660 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26661 variable. Use defined names instead of magic constants for REX SSE
26664 2009-03-01 Richard Guenther <rguenther@suse.de>
26666 PR tree-optimization/39331
26667 * omp-low.c (lower_send_shared_vars): Do not receive new
26668 values for the reference of DECL_BY_REFERENCE parms or results.
26670 2009-03-01 Jan Hubicka <jh@suse.cz>
26673 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26674 BLOCK_NONLOCALIZED_VAR): New macros.
26675 (tree_block): Add nonlocalized_vars.
26676 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26677 gen_decl_die): Add origin argument. Allow generation of die with
26678 origin at hand only.
26679 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26680 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26682 (gen_block_die): Fix checking for unused blocks.
26683 (process_scope_var): Break out from .... ; work with origins only.
26684 (decls_for_scope) ... here; process nonlocalized list.
26685 (dwarf2out_ignore_block): Look for nonlocalized vars.
26686 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26688 (dump_scope_block): Dump them.
26689 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26690 (remap_block): Likewise.
26691 (can_be_nonlocal): New predicate.
26692 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26694 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26696 * configure: Regenerate.
26698 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26700 * optc-gen.awk: No need to duplicate option flags twice.
26701 Reuse help texts for duplicate options which do not have any.
26703 * gcc.c (display_help): Document --version.
26705 * gcc.c (main): If print_help_list and verbose_flag, ensure
26706 driver output comes before subprocess output.
26708 * optc-gen.awk: Assign all remaining fields to help string,
26709 space-separated, for multi-line help in *.opt.
26711 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26712 -Wno-pedantic-ms-format is for MinGW targets only.
26714 * doc/options.texi (Option file format): Fix bad indentation,
26715 restoring dropped sentence.
26717 2009-02-28 Jan Hubicka <jh@suse.cz>
26719 * tree-inline.c (tree_function_versioning): Output debug info.
26721 2009-02-28 Jan Hubicka <jh@suse.cz>
26724 * tree-inline.c (setup_one_parameter): Do not copy propagate
26725 arguments when not optimizing.
26727 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26730 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26731 (avx_addsubv4df3): Likewise.
26732 (*avx_addsubv4sf3): Likewise.
26733 (sse3_addsubv4sf3): Likewise.
26734 (*avx_addsubv2df3): Likewise.
26735 (sse3_addsubv2df3): Likewise.
26736 (avx_unpckhps256): Correct item selectors.
26737 (avx_unpcklps256): Likewise.
26738 (avx_unpckhpd256): Likewise.
26739 (avx_unpcklpd256): Likewise.
26741 2009-02-28 Jan Hubicka <jh@suse.cz>
26743 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26745 (copy_arguments_for_versioning): If var is declared don't declare it.
26746 (tree_function_versioning): First setup substitutions and then copy
26749 2009-02-27 Jan Hubicka <jh@suse.cz>
26752 * cgraph.h (varpool_output_debug_info): Remove.
26753 * cgraphunit.c (varpool_output_debug_info): Remove.
26754 * dwarf2out.c (deferred_locations_struct): New struct
26755 (deferred_locations): New type.
26756 (deferred_locations_list): New static var.
26757 (deffer_location): New function.
26758 (gen_variable_die): Use it.
26759 (decls_for_scope): Output info on local static vars.
26760 (dwarf2out_finish): Process deferred locations.
26761 * varpool.c (varpool_output_debug_info): Remove.
26763 2009-02-27 Jan Hubicka <jh@suse.cz>
26766 * tree.h (TREE_PROTECTED): Fix comment.
26767 (BLOCK_HANDLER_BLOCK): Remove.
26768 (struct tree_block): Remove handler_block add body_block.
26769 (inlined_function_outer_scope_p): New.
26770 (is_body_block): Remove.
26771 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26772 * dwarf2out.c (is_inlined_entry_point): Remove.
26773 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26774 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26776 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26777 * gimplify.c (gimplify_expr): Gimplify body blocks.
26778 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26779 block with multiple subblocks.
26780 (dump_scope_block): Prettier output; dump more flags and info.
26781 (dump_scope_blocks): New.
26782 (remove_unused_locals): Use dump_scope_blocks.
26783 * tree-flow.h (dump_scope_blocks): Declare.
26784 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26785 * stmt.c (is_body_block): Remove.
26786 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26787 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26789 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26791 PR middle-end/39308
26792 * graphite.c (graphite_loop_normal_form): Do not call
26793 number_of_iterations_exit from a gcc_assert.
26795 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26797 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26798 jumps if COND is NULL.
26799 (find_cond_jump): New function.
26800 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26801 * config/s390/s390.md: Remove z10_cobra attribute value.
26803 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26805 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26806 force_const_mem returns NULL_RTX.
26808 2009-02-26 Jan Hubicka <jh@suse.cz>
26811 * cgraph.h (varpool_output_debug_info): Remove.
26812 * cgraphunit.c (varpool_output_debug_info): Remove.
26813 * dwarf2out.c (deferred_locations_struct): New struct
26814 (deferred_locations): New type.
26815 (deferred_locations_list): New static var.
26816 (deffer_location): New function.
26817 (gen_variable_die): Use it.
26818 (decls_for_scope): Output info on local static vars.
26819 (dwarf2out_finish): Process deferred locations.
26820 * varpool.c (varpool_output_debug_info): Remove.
26822 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26824 PR rtl-optimization/39241
26825 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26826 to subreg_offset_representable_p.
26828 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26830 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26831 execute function prototype. Get f and nregs from max_reg_num
26832 and get_insns. Remove the first backward pass as it's dead,
26833 guard the forward pass by flag_expensive_optimizations.
26834 (rest_of_handle_regmove): Delete.
26835 (pass_regmove): Replace it with regmove_optimize.
26837 2009-02-25 Martin Jambor <mjambor@suse.cz>
26839 PR tree-optimization/39259
26840 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26841 calls_alloca function flags.
26842 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26843 calls are detected.
26845 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26847 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26848 flags_set_1_rtx, flags_set_1_set): Delete.
26849 (regmove_optimize): Do not call mark_flags_life_zones.
26851 2009-02-24 Julian Brown <julian@codesourcery.com>
26854 * config/arm/arm.c (require_pic_register): Only set
26855 cfun->machine->pic_reg once per function.
26857 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26859 * doc/invoke.texi (Link Options): Document an easier way to pass
26860 options that take arguments to the GNU linker using -Xlinker and -Wl.
26862 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26865 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26867 2009-02-24 Richard Guenther <rguenther@suse.de>
26870 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26872 2009-02-24 Richard Guenther <rguenther@suse.de>
26873 Zdenek Dvorak <ook@ucw.cz>
26875 PR tree-optimization/39233
26876 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26877 from converting them to a generic type.
26879 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26881 PR tree-optimization/39260
26882 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26883 contains a condition with a real type.
26884 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26886 2009-02-23 Jason Merrill <jason@redhat.com>
26889 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26890 narrowing_initializer_constant_valid_p.
26891 (narrowing_initializer_constant_valid_p): Don't return
26892 null_pointer_node for adding a pointer to itself.
26894 2009-02-23 Jan Hubicka <jh@suse.cz>
26897 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26900 2009-02-23 Jan Hubicka <jh@suse.cz>
26902 PR tree-optimization/37709
26903 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26904 * tree.h (block_ultimate_origin): Declare.
26905 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26906 * tree-ssa-live.c (remove_unused_scope_block_p):
26907 Eliminate blocks containig no instructions nor live variables nor
26909 (dump_scope_block): New function.
26910 (remove_unused_locals): Enable removal of dead blocks by default;
26911 enable dumping at TDF_DETAILS.
26913 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26915 * config/i386/i386.c (classify_argument): Don't allow COImode
26917 (function_arg_advance_32): Don't allow OImode.
26918 (function_arg_32): Likewise.
26919 (function_value_32): Likewise.
26920 (return_in_memory_32): Likewise.
26921 (function_arg_64): Remove OImode comment.
26923 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26926 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26927 ix86_expand_vector_set for V4DImode in 64bit mode only.
26928 (ix86_expand_vector_init_one_var): Likewise.
26930 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26932 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26934 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26937 * loop-iv.c: Revert last change.
26938 * emit-rtl.c: Likewise.
26940 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26943 * config/i386/i386.c (type_natural_mode): Remove an extra
26944 space in the warning message.
26945 (function_value_32): Handle 32-byte vector modes.
26946 (return_in_memory_32): Likewise.
26948 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26950 * loop-iv.c (truncate_value): New function.
26951 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26953 (lowpart_subreg): Move to...
26954 * emit-rtl.c: ...here.
26956 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26958 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26959 accidental and undocumented change at revision 140860.
26961 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26963 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26964 take gimple_seq * arguments.
26965 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26966 types_compatible_p langhook.
26968 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26969 Joseph Myers <joseph@codesourcery.com>
26971 * config/arm/arm.c (arm_builtin_va_list): New function.
26972 (arm_expand_builtin_va_start): Likewise.
26973 (arm_gimplify_va_arg_expr): Likewise.
26974 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26975 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26976 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26977 (va_list_type): New variable.
26978 (arm_mangle_type): Mangle va_list_type appropriately.
26980 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26982 PR middle-end/39157
26983 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26984 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26985 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26986 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26987 parameter to 1000 for -O1 by default.
26988 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26990 * loop-invariant.c: Include params.h.
26991 (move_loop_invariants): Don't call move_single_loop_invariants on
26994 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26996 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26997 offset when calculating bounds for indexing stack_usage_map. Fixes
26998 a buffer overflow with certain target setups.
27000 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27003 * calls.c (expand_call): Clear try_tail_call if caller and callee
27004 disagree in promotion of function return value.
27006 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27009 * c-common.c (c_determine_visibility): If visibility changed and
27010 DECL_RTL has been already set, call make_decl_rtl to update symbol
27013 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27016 * varasm.c (assemble_variable): Don't check DECL_NAME when
27017 globalizing a variable.
27019 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27022 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27023 expression before any __builtin_trap call.
27024 * c-typeck.c (build_function_call): Convert and check function
27025 arguments before generating a call to a trap. Evaluate the
27026 function arguments before the trap.
27028 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27031 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27032 (UNSPEC_FXAM_MEM): New unspec.
27033 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27034 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27035 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27037 2009-02-19 Richard Guenther <rguenther@suse.de>
27039 PR tree-optimization/39207
27040 PR tree-optimization/39074
27041 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27042 storedanything_tree): New.
27043 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27044 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27045 (build_succ_graph): Add edges from STOREDANYTHING to all
27047 (init_base_vars): Initialize STOREDANYTHING.
27048 (compute_points_to_sets): Free substitution info after
27049 building the succ graph.
27050 (ipa_pta_execute): Likewise.
27052 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27054 (do_ds_constraint): Do not add to special var or non-pointer
27056 (type_could_have_pointers): Split out from ...
27057 (could_have_pointers): ... here. For arrays use the element type.
27058 (create_variable_info_for): Initialize may_have_pointers.
27059 (new_var_info): Likewise.
27060 (handle_lhs_call): Make the HEAP variable unknown-sized.
27061 (intra_create_variable_infos): Use a type with pointers for
27062 PARM_NOALIAS, make it unknown-sized.
27064 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27067 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27069 2009-02-18 Jason Merrill <jason@redhat.com>
27072 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27073 value if DECL_EXTERNAL.
27074 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27075 * target.h (gcc_target::binds_local_p): Clarify "module".
27076 * tree.h (TREE_PUBLIC): Clarify "module".
27078 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27081 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27082 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27084 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27087 * c.opt (Wabi): Support C and ObjC.
27090 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27092 * config/i386/i386.c (classify_argument): Warn once about the ABI
27093 change when passing union with long double.
27095 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27097 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27100 * c-parser.c (c_parser_compound_statement): Always enter and leave
27103 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27106 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27108 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27110 PR tree-optimization/36922
27111 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27112 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27115 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27117 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27120 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27122 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27124 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27126 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27129 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27130 Richard Sandiford <rdsandiford@googlemail.com>
27132 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27133 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27134 (loongson_biadd): ...this.
27136 2009-02-17 Richard Guenther <rguenther@suse.de>
27138 PR tree-optimization/39202
27139 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27140 a var make sure to follow existing collapses.
27142 2009-02-17 Richard Guenther <rguenther@suse.de>
27144 PR middle-end/39214
27145 * langhooks.c (lhd_print_error_function): Check for NULL block.
27147 2009-02-17 Richard Guenther <rguenther@suse.de>
27149 PR tree-optimization/39204
27150 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27153 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27155 * config/soft-fp/double.h: Update from glibc CVS.
27157 2009-02-17 Richard Guenther <rguenther@suse.de>
27159 PR tree-optimization/39207
27160 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27161 strict-aliasing warnings for pointers pointing to NULL.
27163 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27166 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27167 skipping until next close brace.
27169 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27172 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27173 to function argument boundary.
27175 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27177 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27178 in the lea_add. Reload eventually constraints it properly.
27179 * config/picochip/constraints.md: Remove the target constraint
27180 "b", since it is not needed anymore.
27182 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27184 * gthr-dce.h: Uglify function parameter and local variable names.
27185 * gthr-gnat.h: Likewise.
27186 * gthr-mipssde.h: Likewise.
27187 * gthr-nks.h: Likewise.
27188 * gthr-posix95.h: Likewise.
27189 * gthr-posix.h: Likewise.
27190 * gthr-rtems.h: Likewise.
27191 * gthr-single.h: Likewise.
27192 * gthr-solaris.h: Likewise.
27193 * gthr-tpf.h: Likewise.
27194 * gthr-vxworks.h: Likewise.
27195 * gthr-win32.h: Likewise.
27197 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27200 * config/i386/i386.md: Restrict the new peephole2 to move
27201 between MMX/SSE registers.
27203 2009-02-15 Richard Guenther <rguenther@suse.de>
27206 2009-02-13 Richard Guenther <rguenther@suse.de>
27208 * configure.ac: Enable LFS.
27209 * configure: Re-generate.
27210 * config.in: Likewise.
27212 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27214 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27215 spu_srqwbyte, spu_srqwbytebc): Define.
27216 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27217 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27218 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27219 "shrqby_<mode>"): New insn-and-split patterns.
27220 * config/spu/spu.c (expand_builtin_args): Determine and return
27221 number of operands using spu_builtin_description data.
27222 (spu_expand_builtin_1): Use it.
27224 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27227 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27230 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27233 * config/i386/i386.c (override_options): Correct warning
27234 messages for -malign-loops, -malign-jumps and -malign-functions.
27236 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27239 * config/i386/i386.md: Restrict the new peephole2 to move
27240 between the general purpose registers.
27242 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27245 * config/i386/i386.c (type_natural_mode): Add a new argument.
27246 Return the original mode and warn ABI change if vector size is 32byte.
27247 (function_arg_advance): Updated.
27248 (function_arg): Likewise.
27249 (ix86_function_value): Likewise.
27250 (ix86_return_in_memory): Likewise.
27251 (ix86_sol10_return_in_memory): Likewise.
27252 (ix86_gimplify_va_arg): Likewise.
27253 (function_arg_32): Don't warn ABX ABI change here.
27254 (function_arg_64): Likewise.
27256 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27258 * loop-iv.c (implies_p): In the final case, test that operands 0
27259 of the two comparisons match.
27261 * config/bfin/bfin.c (find_prev_insn_start): New function.
27262 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27263 (find_next_insn_start): Move.
27265 2009-02-13 Richard Guenther <rguenther@suse.de>
27267 * configure.ac: Enable LFS.
27268 * configure: Re-generate.
27269 * config.in: Likewise.
27271 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27274 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27275 sizes on syntax error after some arguments have been parsed.
27277 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27279 * doc/invoke.texi (-fira): Remove.
27281 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27283 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27284 * recog.c: Likewise.
27287 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27289 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27290 (umul_ppmm): Likewise.
27291 (count_leading_zeros): Likewise.
27292 (count_trailing_zeros): Likewise.
27293 (UMUL_TIME): Likewise.
27295 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27297 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27298 soft-fp/t-softfp to tmake_file.
27300 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27301 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27302 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27303 IA64_BUILTIN_INFQ]: New.
27304 (ia64_init_builtins): Initialize __builtin_infq,
27305 __builtin_fabsq and __builtin_copysignq if not HPUX.
27306 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27307 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27309 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27311 (__fixtfti): Likewise.
27312 (__fixunstfti): Likewise.
27313 (__floattitf): Likewise.
27315 * config/ia64/libgcc-glibc.ver: New.
27316 * config/ia64/t-fprules-softfp: Likewise.
27317 * config/ia64/sfp-machine.h: Likewise.
27319 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27320 (LIBGCC2_TF_CEXT): Likewise.
27321 (TF_SIZE): Likewise.
27322 (TARGET_INIT_LIBFUNCS): Likewise.
27324 * config/ia64/t-glibc (SHLINB_MAPFILES):
27325 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27327 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27329 * config/i386/i386.c (construct_container): Rewrite processing
27330 BLKmode with X86_64_SSE_CLASS.
27332 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27335 * config/i386/i386.md: Replace simplify_replace_rtx with
27336 replace_rtx in the new peephole2.
27338 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27340 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27341 loop unrolling do not happen at -O2.
27343 2009-02-12 Michael Matz <matz@suse.de>
27345 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27347 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27349 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27352 2009-02-12 Ben Elliston <bje@au.ibm.com>
27354 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27355 patterns when updating the back chain. Missed in the 2009-02-10
27358 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27360 * doc/extend.texi (Decimal Floating Types): Update identifier of
27361 draft TR and list of missing support.
27363 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27365 PR middle-end/39154
27366 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27367 bit to variable length decl's flags, add it also to its
27368 pointer replacement variable.
27370 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27371 Jakub Jelinek <jakub@redhat.com>
27374 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27375 (memory_blockage): New expander.
27376 (*memory_blockage): New insn pattern.
27377 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27378 instead of general blockage at the end of function prologue when
27379 frame pointer is used to access red zone area. Do not emit blockage
27380 when profiling, it is emitted in generic code.
27381 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27382 function epilogue when frame pointer is used to access red zone area.
27384 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27387 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27388 by arithmetic with memory operands.
27389 * config/i386/predicates.md (commutative_operator): New.
27391 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27393 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27396 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27398 * alias.h (record_alias_subset): Declare.
27399 * alias.c (record_alias_subset): Make global.
27401 2009-02-10 Nick Clifton <nickc@redhat.com>
27403 * tree-parloops.c: Change license to GPLv3.
27404 * ipa-struct-reorg.c: Change license to GPLv3.
27405 * ipa-struct-reorg.h: Change license to GPLv3.
27407 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27410 * c-decl.c (start_struct): Return NULL on error.
27412 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27414 PR middle-end/39124
27415 * cfgloopmanip.c (remove_path): Call remove_bbs after
27416 cancel_loop_tree, not before it.
27419 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27420 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27421 VAR_DECLs were seen.
27422 * tree-ssa-live.c (remove_unused_locals): Recompute
27423 cfun->has_local_explicit_reg_vars.
27424 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27425 copies or clearings if cfun->has_local_explicit_reg_vars.
27427 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27430 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27431 of function prologue when frame pointer is used to access
27434 2009-02-10 Richard Guenther <rguenther@suse.de>
27436 PR middle-end/39127
27437 * gimplify.c (gimple_regimplify_operands): Always look if
27438 we need to create a temporary.
27440 2009-02-10 Richard Guenther <rguenther@suse.de>
27442 PR tree-optimization/39132
27443 * tree-loop-distribution.c (todo): New global var.
27444 (generate_memset_zero): Trigger TODO_rebuild_alias.
27445 (tree_loop_distribution): Return todo.
27447 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27450 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27451 (x86_64_reg_class_name): Removed.
27452 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27453 first one isn't X86_64_SSE_CLASS or any other ones aren't
27454 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27455 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27456 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27457 and 3 X86_64_SSEUP_CLASS.
27458 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27459 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27461 2009-02-10 Ben Elliston <bje@au.ibm.com>
27463 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27464 form instruction to update the stack back chain word, even if the
27465 user has disabled the generation of update instructions.
27466 (movdi_<mode>_update_stack): New.
27467 (movsi_update_stack): Likewise.
27468 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27469 always use an update form instruction to update the stack back
27472 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27474 PR middle-end/38953
27475 * graphite.c (if_region_set_false_region): After moving a region in
27476 the false branch of a condition, remove the empty dummy basic block.
27477 (gloog): Remove wrong fix for PR38953.
27479 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27481 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27482 generation due to implicit sign extension.
27484 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27486 PR middle-end/38981
27487 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27488 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27490 2009-02-09 Richard Guenther <rguenther@suse.de>
27492 PR middle-end/35202
27493 * convert.c (convert_to_real): Disable (float)fn((double)x)
27494 to fnf(x) conversion if errno differences may occur and
27495 -fmath-errno is set.
27497 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27499 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27500 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27501 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27503 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27506 * c-common.c (handle_alias_attribute): Disallow attribute for
27507 anything not a FUNCTION_DECL or VAR_DECL.
27509 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27512 * real.c (do_compare): Special-case compare of zero against
27513 decimal float value.
27515 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27518 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27519 as indicating flexible array members unless the field itself is
27520 being declarared as the incomplete array.
27522 2009-02-06 Jan Hubicka <jh@suse.cz>
27524 PR tree-optimization/38844
27525 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27526 is already inlined.
27528 2009-02-06 Richard Guenther <rguenther@suse.de>
27530 PR middle-end/38977
27531 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27532 fork because we may expand it as __gcov_fork.
27534 2009-02-06 Nick Clifton <nickc@redhat.com>
27536 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27538 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27540 PR tree-optimization/35659
27541 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27542 vn_phi_eq): Shortcut if hashcode does not match.
27543 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27545 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27546 and avoid iterative_hash_expr.
27547 (FOR_EACH_VALUE_ID_IN_SET): New.
27548 (value_id_compare): Remove.
27549 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27550 sort expressions by value id.
27552 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27555 * config/sh/predicates.md (general_movsrc_operand): Don't check
27556 the subreg of system registers here.
27558 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27561 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27562 on the copied decl.
27564 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27566 PR rtl-optimization/39110
27567 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27568 addresses, not aligned ones.
27570 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27571 Richard Guenther <rguenther@suse.de>
27573 PR tree-optimization/39100
27574 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27575 comment says and add edges.
27577 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27580 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27581 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27583 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27585 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27586 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27587 register_bb_in_sese, new_sese, free_sese): Moved.
27588 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27589 outermost_loop_in_scop, build_scop_iteration_domain,
27590 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27591 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27592 Use loop_in_sese_p instead of loop_in_scop_p.
27593 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27594 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27595 (scopdet_basic_block_info): Fix bug in scop detection.
27596 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27597 eq_loop_to_cloog_loop): Remove.
27598 (nb_loops_around_loop_in_scop, nb_loop
27599 ref_nb_loops): Moved here...
27600 * graphite.h (ref_nb_loops): ... from here.
27601 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27602 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27603 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27605 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27606 Hans-Peter Nilsson <hp@axis.com>
27608 PR rtl-optimization/37889
27609 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27610 Move offset handling from PLUS to before the switch. Use new
27611 arguments when considering SYMBOL_REFs too.
27612 (rtx_addr_can_trap_p): Pass dummy offset and size.
27613 (enum may_trap_p_flags): Remove.
27614 (may_trap_p_1): Pass size from MEM_SIZE.
27616 PR rtl-optimization/38921
27617 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27618 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27619 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27620 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27622 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27624 AVX Programming Reference (January, 2009)
27625 * config/i386/sse.md (*vpclmulqdq): New.
27627 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27629 PR tree-optimization/38977
27630 PR gcov-profile/38292
27631 * calls.c (special_function_p): Disregard __builtin_ prefix.
27633 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27635 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27636 non-indexable addresses even before reload.
27638 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27641 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27642 as having variable size. Do not give an error for unnamed
27643 parameters with [*] declarators. Give a warning for type names
27644 with [*] declarators and mark them as variable size.
27645 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27646 for sizeof applied to [*] type names.
27648 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27651 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27653 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27655 * gcc.c (process_command): Update copyright notice dates.
27656 * gcov.c (print_version): Likewise.
27657 * gcov-dump.c (print_version): Likewise.
27658 * mips-tfile.c (main): Likewise.
27659 * mips-tdump.c (main): Likewise.
27661 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27664 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27665 for composite type involving a zero-length array type.
27667 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27670 * function.c (match_asm_constraints_1): Skip over
27671 initial optional % in the constraint.
27673 PR inline-asm/39059
27674 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27675 supported, don't accept FIXED_CSTs.
27676 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27677 and _Sat is used without _Fract/_Accum. Set specs->type to
27678 integer_type_node for cts_fract/cts_accum if fixed point is not
27681 2009-02-02 Catherine Moore <clm@codesourcery.com>
27683 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27685 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27687 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27688 (ABI_HAS_64BIT_SYMBOLS): Use it.
27689 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27691 2009-02-02 Paul Brook <paul@codesourcery.com>
27693 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27695 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27697 PR inline-asm/39058
27698 * recog.h (asm_operand_ok): Add constraints argument.
27699 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27700 recurse on matching constraint.
27701 (check_asm_operands): Pass constraints as 3rd argument to
27702 asm_operand_ok. Don't look up matching constraint here.
27703 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27706 2009-02-02 Ben Elliston <bje@au.ibm.com>
27708 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27709 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27711 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27713 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27714 information. Remove some obsolete information. Reorganize.
27716 * config/pa/fptr.c: Revert license to GPL 2.
27717 * config/pa/milli64.S: Likewise.
27719 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27722 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27723 LIBRARY name in, instead of hard-coding it.
27724 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27725 extra target make frag to tmake_files according to EH model.
27726 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27727 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27728 frags that define makefile variable EH_MODEL appropriately.
27729 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27730 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27731 to "-sjlj" according to type of EH configured.
27732 (LIBGCC_SONAME): Concatenate it to shared library base name.
27733 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27734 to "_sjlj" according to type of EH configured.
27735 (LIBGCC_SONAME): Concatenate it to shared library base name.
27736 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27737 (SHLIB_LINK): Add missing semicolon to if-else construct.
27738 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27739 string value of "pe_dll" command-line option.
27740 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27741 (SHLIB_SONAME): Use it when overriding t-cygming default.
27742 (SHLIB_IMPLIB): Override t-cygming default.
27743 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27744 string value of "pe_dll" command-line option.
27746 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27749 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27750 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27752 2009-01-31 Richard Guenther <rguenther@suse.de>
27754 PR tree-optimization/38937
27755 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27756 computing the transitive closure.
27758 2009-01-30 Richard Guenther <rguenther@suse.de>
27760 PR tree-optimization/39041
27761 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27762 Propagate variable indices only if the types match for this stmt.
27764 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27767 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27768 inline but never defined.
27770 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27772 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27773 (*insv_h_di_reg_extimm): New insn.
27774 (*insv_l<mode>_reg_extimm): New insn.
27776 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27778 * config/picochip/picochip.c (flag_conserve_stack): set
27779 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27780 fconserve-stack. Reduce call-overhead used by inliner.
27782 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27785 * common.opt (flag_conserve_stack): Initialised to zero.
27787 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27790 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27791 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27794 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27796 * ira-color.c (allocno_reload_assign): Update comments.
27797 * regmove.c (regmove_optimize): Likewise.
27801 2009-01-29 Robert Millan <rmh@aybabtu.com>
27803 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27804 * config/i386/kopensolaris-gnu.h: New file. Undefine
27805 `MD_UNWIND_SUPPORT'.
27806 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27808 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27810 PR tree-optimization/39007
27811 * tree-loop-distribution.c (generate_builtin): Use
27812 recompute_dominator to compute the immediate dominator of the
27813 basic block just after the loop.
27815 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27817 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27818 (ASM_OUTPUT_DWARF_PCREL): Define.
27820 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27822 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27823 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27824 global. Modify entries about regmove and IRA.
27826 * ra-conflict.c: Remove the file.
27828 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27830 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27831 (pass_regclass_init): Rename to pass_reginfo_init.
27833 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27835 * toplev.h (flag_ira): Remove.
27837 * caller-save.c (setup_save_areas): Remove flag_ira.
27839 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27841 * global.c: Remove the file.
27843 * opts.c (decode_options): Remove flag_ira.
27845 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27847 * regmove.c: Modify file description.
27848 (find_use_as_address, try_auto_increment): Define them only if
27849 AUTO_INC_DEC is defined.
27850 (replacement_quality, replace_in_call_usage, fixup_match_1,
27851 stable_and_no_regs_but_for_p): Remove.
27852 (reg_set_in_bb): Make it static.
27853 (regmove_optimize): Remove flag_ira and code which worked for
27856 * local-alloc.c: Remove the file.
27858 * common.opt (fira): Remove.
27860 * ira.c: Include except.h.
27861 (eliminable_regset): Move from global.c.
27862 (mark_elimination): Ditto. Remove flag_ira.
27863 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27864 equiv_mem_modified, validate_equiv_mem_from_store,
27865 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27866 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27867 no_equiv, recorded_label_ref): Move from local-alloc.c.
27868 (update_equiv_regs): Ditto. Make it static.
27869 (print_insn_chain, print_insn_chains): Move it from global.c.
27870 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27871 (build_insn_chain): Ditto. Make it static.
27872 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27873 Rename to init_live_subregs.
27874 (gate_ira): Remove flag_ira.
27876 * regclass.c: Rename reginfo.c. Change file description.
27877 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27878 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27879 (init_reg_sets_1): Remove code for evaluation of
27880 reg_class_superclasses and losing_caller_save_reg_set.
27881 (init_regs): Remove init_reg_autoinc.
27882 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27883 ok_for_base_p_nonstrict): Remove.
27884 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27885 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27886 corresponding entries.
27887 (dump_regclass, record_operand_costs, scan_one_insn,
27888 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27889 record_address_regs, auto_inc_dec_reg_p): Remove.
27890 (gt-regclass.h): Rename to gt-reginfo.h.
27892 * rtl.h (dump_global_regs, retry_global_alloc,
27893 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27895 * Makefile.in (RA_H): Remove.
27896 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27897 Rename regclass.o to reginfo.o.
27898 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27900 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27901 (GTFILES): Rename regclass.c to reginfo.c.
27903 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27904 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27906 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27907 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27909 (finish_spills): Ditto. Remove code for !flag_ira.
27911 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27913 PR middle-end/35854
27914 * doc/invoke.texi (rtl debug options): Complete rewrite.
27915 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27917 * mode-switching.c (pass_mode_switching): Rename pass from
27918 "mode-sw" to "mode_sw".
27919 * except.c (pass_convert_to_eh_ranges): Rename pass from
27920 "eh-ranges" to "eh_ranges".
27921 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27925 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27926 Alexander Monakov <amonakov@ispras.ru>
27928 PR middle-end/38857
27929 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27931 (move_exprs_to_boundary): Change return type and pass through
27932 should_move from move_op. Relax assert. Update usage ...
27933 (schedule_expr_on_boundary): ... here. Use should_move instead of
27935 (move_op_orig_expr_found): Indicate that insn was disconnected from
27937 (code_motion_process_successors): Do not call after_merge_succs
27938 callback if original expression was not found when traversing any of
27940 (code_motion_path_driver): Change return type. Update prototype.
27941 (move_op): Update comment. Add a new parameter (should_move). Update
27942 prototype. Set *should_move based on indication provided by
27943 move_op_orig_expr_found.
27945 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27947 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27948 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27949 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27950 * config/rs6000/rs6000.c (rs6000_override_options): Default
27951 avoid-indexed-addresses on for Power6, off for everything else.
27952 (avoiding_indexed_address_p): New function.
27953 (rs6000_legitimize_address): Use it.
27954 (rs6000_legitimate_address): Likewise.
27955 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27957 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27959 PR tree-optimization/38997
27960 * tree-loop-distribution.c (generate_memset_zero): Use
27961 POINTER_PLUS_EXPR for a pointer addition.
27963 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27965 * config/s390/s390.md (bswap<mode>2): New pattern added.
27967 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27969 * config/s390/s390.md (*tls_load_31): Added type attribute.
27971 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27973 * config/s390/s390.md: Fix a few comments.
27975 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27977 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27978 (*tm<mode>_full): Fixed z10prop attribute.
27979 (*tst<mode>_extimm): Fixed z10prop attribute.
27980 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27981 (*tstqiCCT_cconly): Fixed z10prop attribute.
27982 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27983 (*movsi_larl): Fixed z10prop attribute.
27984 (*movsi_zarch): Fixed z10prop attribute.
27985 (*movsi_eas): Fixed z10prop attribute.
27986 (*movhi): Fixed z10prop attribute.
27987 (*movqi): Fixed z10prop attribute.
27988 (*movstrictqi): Fixed z10prop attribute.
27989 (*mov<mode>): Fixed z10prop attribute.
27990 (*movcc): Fixed z10prop attribute.
27991 (*sethighpartdi_64): Fixed z10prop attribute.
27992 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27993 (*negdi2_sign_cc): Fixed z10prop attribute.
27994 (*negdi2_sign): Fixed z10prop attribute.
27995 (*absdi2_sign_cc): Fixed z10prop attribute.
27996 (*absdi2_sign): Fixed z10prop attribute.
27997 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27998 (*negabsdi2_sign): Fixed z10prop attribute.
27999 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28000 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28001 (doloop_si64): Fixed z10prop attribute.
28002 (doloop_si31): Fixed z10prop attribute.
28003 (doloop_long): Fixed z10prop attribute.
28004 (indirect_jump): Fixed z10prop attribute.
28005 (nop): Fixed z10prop attribute.
28006 (main_base_64): Fixed z10prop attribute.
28007 (reload_base_64): Fixed z10prop attribute.
28009 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28011 PR rtl-optimization/38740
28012 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28014 * config/mips/mips.c (mips_reorg): Likewise.
28016 2009-01-28 Richard Guenther <rguenther@suse.de>
28018 PR tree-optimization/38926
28019 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28020 with the correct value id to a value.
28021 (do_regular_insertion): Use the value number of edoubleprime
28022 for the value number of the expr.
28025 2008-08-21 Richard Guenther <rguenther@suse.de>
28027 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28028 a PHI ask VN if it is already available.
28029 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28030 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28032 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28034 PR middle-end/38934
28035 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28036 set to varying whenever max has TREE_OVERFLOW set, similarly
28037 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28039 2009-01-28 Richard Guenther <rguenther@suse.de>
28041 PR middle-end/38908
28042 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28043 uninitialized aggregate uses in call arguments.
28045 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28047 PR tree-optimization/38984
28048 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28049 the nothing_id variable if -fno-delete-null-pointer-checks.
28051 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28054 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28055 (set_got_offset_rex64): Ditto.
28057 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28060 * doc/extend.texi: Improve local variable with asm reg.
28062 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28064 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28065 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28066 was not supplied then set warn_packed_bitfield_compat to the
28067 default value of 1.
28068 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28071 2009-01-27 Richard Guenther <rguenther@suse.de>
28073 PR tree-optimization/38503
28074 * cfgexpand.c (expand_gimple_basic_block): Ignore
28075 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28076 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28077 variables that cannot have TBAA applied.
28078 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28081 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28083 PR middle-end/38969
28084 * calls.c (initialize_argument_information): Do not wrap complex
28085 arguments in SAVE_EXPR.
28087 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28089 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28090 (INSTALL_LIBGCC): Revert typo commit.
28092 2009-01-26 Richard Guenther <rguenther@suse.de>
28094 PR tree-optimization/38745
28095 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28096 from special handling.
28098 2009-01-26 Richard Guenther <rguenther@suse.de>
28100 PR tree-optimization/38745
28101 * tree-ssa.c (execute_update_addresses_taken): Do not include
28102 variables that cannot possibly be a register in not_reg_needs.
28103 Do not clear TREE_ADDRESSABLE on vars that may not become
28105 * tree-ssa.c (update_alias_info_1): Include those in the set
28106 of addressable vars.
28108 2009-01-26 Richard Guenther <rguenther@suse.de>
28110 PR middle-end/38851
28111 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28112 * tree-ssa-dse.c: Include langhooks.h
28113 (execute_simple_dse): Remove stores with zero size.
28115 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28118 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28121 2009-01-24 Julian Brown <julian@codesourcery.com>
28123 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28124 config/arm/linux-atomic.c.
28125 * config/arm/linux-atomic.c: New.
28127 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28129 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28130 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28131 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28133 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28136 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28139 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28141 PR tree-optimization/38953
28142 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28143 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28144 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28145 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28148 2009-01-24 Paul Brook <paul@codesourcery.com>
28150 * config/arm/neon.md (neon_type): Move to arm.md.
28151 (neon_mov<VSTRUCT>): Add neon_type attribute.
28152 * config/arm/arm.md (neon_type): Move to here.
28153 (conds): Add "unconditioal" and use as default for NEON insns.
28155 2009-01-24 Ben Elliston <bje@au.ibm.com>
28157 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28158 void *' warning from -Wc++-compat.
28159 * Makefile.in (dominance.o-warn): Remove.
28161 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28163 PR tree-optimization/38932
28164 * fold-const.c (fold_unary_ignore_overflow): New.
28165 * tree.h (fold_unary_ignore_overflow): Declare.
28166 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28167 * tree-ssa-sccvn.c (visit_reference_op_load,
28168 simplify_unary_expression): Likewise.
28170 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28172 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28173 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28174 regardless of their type.
28175 * c-common.c (handle_packed_attribute): Don't ignore packed on
28177 * c.opt (Wpacked-bitfield-compat): New warning option.
28178 * stor-layout.c (place_field): Warn if offset of a field changed.
28179 * doc/extend.texi (packed): Mention the ABI change.
28180 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28181 (Warning Options): Add it to the list.
28183 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28185 * c-opts.c (c_common_post_options): Fix a typo in comments.
28187 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28189 PR middle-end/38615
28190 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28191 variables to static.
28192 * doc/invoke.texi (-fmerge-all-constants): Update description.
28194 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28197 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28198 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28200 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28202 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28204 (LOCAL_ALIGNMENT): Similarly.
28206 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28207 Joseph Myers <joseph@codesourcery.com>
28209 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28210 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28211 * config/arm/arm-tune.md: Regenerate.
28212 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28215 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28217 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28218 version number to five.
28220 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28223 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28224 * c-common.c (set_underlying_type): Likewise.
28225 (is_typedef_decl ): Likewise
28227 (set_underlying_type): Likewise.
28228 (is_typedef_type): Likewise.
28230 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28232 PR middle-end/38587
28233 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28236 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28239 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28240 (LIBGCC_SPEC): Don't define.
28241 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28243 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28245 PR rtl-optimization/38879
28246 * alias.c (base_alias_check): Unaligned access via AND address can
28247 alias all surrounding object types except those with sizes equal
28248 or wider than the size of unaligned access.
28250 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28253 * c-decl.c (clone_underlying_type): Move this ...
28254 * c-common.c (set_underlying_type): ... here.
28255 Also, make sure the function properly sets TYPE_STUB_DECL() on
28256 the newly created typedef variant type.
28257 (is_typedef_decl ): New entry point.
28258 * tree.h: Added a new member member_types_needing_access_check to
28259 struct tree_decl_non_common.
28260 (set_underlying_type): New entry point.
28261 (is_typedef_type): Likewise.
28263 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28265 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28266 Check whether two instructions have memory references that
28267 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28268 are helper functions for traversing.
28269 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28270 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28271 not to draw dependency edge for instructions with non-conflicting
28274 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28277 * longlong.h: Update copyright years. Use soft-fp license notice.
28278 Sync __clz_tab declaration with glibc.
28280 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28283 * doc/extend.texi (syscall_linkage): New.
28284 (version_id): Modify.
28286 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28287 Richard Guenther <rguenther@suse.de>
28289 PR tree-optimization/38747
28290 PR tree-optimization/38748
28291 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28292 conversion if the base address is an indirect reference and the
28293 aliasing sets could cause issues.
28295 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28297 * common.opt (fgraphite, fgraphite-identity): Add comment for
28298 explaining why these options are not documented.
28300 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28302 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28303 gimple_call_lhs is NULL.
28305 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28308 * emit-rtl.c (adjust_address_1): Make sure memref is never
28311 2009-01-20 Ben Elliston <bje@au.ibm.com>
28313 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28314 const qualifier from arg parameter. Remove unnecessary cast to char *.
28315 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28316 const qualifier from arg 2.
28318 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28320 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28322 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28325 * rtl.h (reinit_regs): New prototype.
28326 * regclass.c: Include ira.h.
28327 (reinit_regs): New.
28328 * Makefile.in (regclass.o): Add ira.h.
28329 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28331 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28334 * c-common.c (handle_aligned_attribute): Use
28335 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28336 default alignment value.
28338 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28340 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28341 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28343 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28344 __BIGGEST_ALIGNMENT__.
28346 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28348 2009-01-18 Richard Guenther <rguenther@suse.de>
28350 PR tree-optimization/38819
28351 * tree-flow.h (operation_could_trap_helper_p): Declare.
28352 * tree-eh.c (operation_could_trap_helper_p): Export.
28353 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28354 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28355 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28356 are about to insert a possibly trapping instruction and fail
28359 2009-01-18 Andreas Schwab <schwab@suse.de>
28361 * doc/install.texi (Configuration): Remove obsolete paragraph
28362 about use of --with-gnu-ld with --with-gnu-as.
28364 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28366 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28367 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28368 Follow spelling conventions.
28370 2009-01-18 Ben Elliston <bje@au.ibm.com>
28372 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28373 C++ warning about implicit conversion from void * to struct
28375 (bitmap_obstack_free): Likewise for bitmap_element *.
28376 * Makefile.in (bitmap.o-warn): Remove.
28378 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28380 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28382 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28383 Tobias Grosser <tobi.grosser@amd.com>
28385 * graphite.c (graphite_trans_scop_block): Do not block single
28388 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28390 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28391 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28392 test with assertion.
28394 2009-01-16 Richard Guenther <rguenther@suse.de>
28396 PR tree-optimization/38835
28397 PR middle-end/36227
28398 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28399 and INT + PTR -> (INT)(PTR p+ INT) folding.
28400 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28402 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28405 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28406 the subreg from a lowpart subreg if it is also casting the value.
28408 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28409 Tobias Grosser <tobi.grosser@amd.com>
28411 * graphite.c (compare_prefix_loops): New.
28412 (build_scop_canonical_schedules): Rewritten.
28413 (graphite_transform_loops): Move build_scop_canonical_schedules
28414 after build_scop_iteration_domain.
28416 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28417 Tobias Grosser <tobi.grosser@amd.com>
28419 * graphite.c (add_conditions_to_domain): Add the loops to
28420 the dimension of the iteration domain. Do copy the domain
28421 only when it exists.
28422 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28423 (add_conditions_to_constraints): New.
28424 (can_generate_code_stmt, can_generate_code): Removed.
28425 (gloog): Do not call can_generate_code.
28426 (graphite_transform_loops): Call add_conditions_to_constraints
28427 after building the iteration domain.
28429 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28431 PR tree-optimization/38789
28432 * tree-ssa-threadedge.c
28433 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28434 __builtin_constant_p.
28436 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28438 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28439 examined before deleting them.
28441 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28443 * function.c (aggregate_value_p): Correctly extract the function
28444 type from CALL_EXPR_FN lookup.
28446 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28448 * config/picochip/picochip.c (picochip_override_options): Revert
28449 CFI asm flag disable commited previously.
28451 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28452 Tobias Grosser <tobi.grosser@amd.com>
28453 Jan Sjodin <jan.sjodin@amd.com>
28455 * graphite.c (scan_tree_for_params): On substractions negate
28456 all the coefficients of the term.
28457 (clast_to_gcc_expression_red): New. Handle reduction expressions
28458 of more than two operands.
28459 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28460 (get_vdef_before_scop): Handle also the case of default definitions.
28462 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28464 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28465 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28466 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28468 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28469 Joey Ye <joey.ye@intel.com>
28471 PR middle-end/37843
28472 * cfgexpand.c (expand_stack_alignment): Don't update stack
28473 boundary nor check incoming stack boundary here.
28474 (gimple_expand_cfg): Update stack boundary and check incoming
28475 stack boundary here.
28477 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28479 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28481 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28483 PR rtl-optimization/38245
28484 * calls.c (expand_call): Add stack arguments to
28485 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28486 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28487 in regs and partially in memory or BLKmode arguments.
28488 (emit_library_call_value_1): Add stack arguments to
28489 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28490 ACCUMULATE_OUTGOING_ARGS).
28491 * dce.c: Include tm_p.h.
28492 (find_call_stack_args): New function.
28493 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28495 (mark_insn): Call find_call_stack_args for CALL_Ps.
28496 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28497 forwards. Allocate and free arg_stores bitmap if needed, pass it
28498 down to deletable_insn_p, don't mark stores set in arg_stores
28499 bitmap, clear the bitmap at the beginning of each bb.
28500 * Makefile.in (dce.o): Depend on $(TM_P_H).
28502 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28505 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28506 to make sure the insn is a conditional test (bug 22599). Reformat a
28509 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28511 PR middle-end/38431
28512 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28513 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28514 (gloog): Do not call cleanup_tree_cfg.
28515 (graphite_transform_loops): Call cleanup_tree_cfg after all
28516 scops have been code generated.
28518 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28519 * doc/gty.texi (Invoking the garbage collector): Added new node
28520 and section documenting ggc_collect.
28522 2009-01-14 Richard Guenther <rguenther@suse.de>
28524 PR tree-optimization/38826
28525 PR middle-end/38477
28526 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28527 initialization notes only if we actually emitted a warning.
28528 (intra_create_variable_infos): Add constraints for a result decl
28529 that is passed by hidden reference.
28530 (build_pred_graph): Mark all related variables non-direct on
28533 2009-01-14 Nick Clifton <nickc@redhat.com>
28535 * ira-conflicts.c: Include addresses.h for the definition of
28537 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28538 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28540 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28543 * Makefile.in (ira-lives.o): Add except.h.
28545 * ira-lives.c: Include except.h.
28546 (process_bb_node_lives): Process can_throw_internal.
28548 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28550 PR rtl-optimization/38774
28551 * combine.c (simplify_set): When undoing cc_use change, don't do
28552 PUT_CODE on the newly created comparison, but instead put back the
28555 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28557 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28558 values. Remove duplicate arm8 entry.
28560 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28562 PR tree-optimization/38786
28563 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28564 the SSA_NAME case of expand_scalar_variables_expr.
28565 Set the type of an expression to the type of its assign statement.
28566 (expand_scalar_variables_expr): Also gather the scalar computation
28567 used to index the memory access. Do not pass loop_p.
28568 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28569 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28570 the gimple_stmt_iterator where it inserts new code.
28571 Do not pass loop_p.
28572 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28573 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28575 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28577 * graphite.h (debug_value): Removed.
28578 * graphite.c (debug_value): Removed.
28580 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28582 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28583 ldrd/strd with two 32-bit instructions.
28585 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28587 * config/arm/arm.c (struct processors): Pass for speed down into
28588 cost helper functions.
28589 (const_ok_for_op): Handle COMPARE and inequality nodes.
28590 (arm_rtx_costs_1): Rewrite.
28591 (arm_size_rtx_costs): Update prototype.
28592 (arm_rtx_costs): Pass speed down to helper functions.
28593 (arm_slowmul_rtx_costs): Rework cost calculations.
28594 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28595 (arm_9e_rtx_costs): Likewise.
28597 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28599 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28600 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28601 (alpha_legitimize_address): Do not split local symbols wider than
28602 UNITS_PER_WORD into HIGH/LO_SUM parts.
28604 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28607 * gcc.c (process_command): Replace call to execvp with calls
28608 to pex_one and exit.
28610 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28613 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28614 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28615 variant for devices with 3-byte PC.
28616 (__tablejump_elpm__): New.
28618 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28621 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28622 offsetof member-designator, handle it as `[0].'.
28624 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28626 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28627 function when not using named sections on targets with named sections
28628 if branch distance is less than 262132.
28630 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28632 * combine.c (combine_instructions): Recompute
28633 optimize_this_for_speed_p for each BB in the main combine loop.
28635 2009-01-12 Tomas Bily <tbily@suse.cz>
28638 * tree-loop-distribution.c (prop_phis): New function.
28639 (generate_builtin): Call prop_phis.
28641 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28643 PR tree-optimization/38807
28644 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28645 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28647 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28649 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28650 subreg of op0 to the original op0.
28652 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28654 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28656 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28659 * mips-tfile.c (parse_def): Fix parsing of def strings
28660 starting with digits.
28662 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28665 * config/arm/arm.c (arm_is_long_call_p): Don't call
28666 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28668 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28670 * regrename.c (regrename_optimize): Fix dumping.
28671 (find_oldest_value_reg): Preserve REG_POINTER.
28672 (copy_hardreg_forward_1): Likewise.
28674 2009-01-09 Diego Novillo <dnovillo@google.com>
28676 * gimple.h (struct gimple_statement_base) <uid>: Document
28677 the restrictions on its use.
28678 (gimple_uid): Tidy.
28679 (gimple_set_uid): Tidy.
28681 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28683 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28684 zero guard even if align_bytes != 0 and count is smaller than
28687 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28689 PR rtl-optimization/38495
28690 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28691 (add_range_and_copies_from_move_list): Print all added ranges.
28692 Add ranges to memory optimized destination.
28694 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28698 * config/i386/i386.c (override_options): Reject
28699 -mstringop-strategy=rep_8byte with -m32.
28700 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28701 to 1. Do count comparison against epilogue_size_needed at compile
28702 time even when count_exp was constant forced into register. For
28703 size_needed don't jump to epilogue, instead just avoid aligning
28704 and invoke the body algorithm. If need_zero_guard, add zero guard
28705 even if count is non-zero, but smaller than size_needed + number of
28706 bytes that could be stored for alignment.
28707 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28708 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28709 but smaller than size_needed + number of bytes that could be stored
28710 for alignment. Compare size_needed with epilogue_size_needed instead
28711 of desired_align - align, don't adjust size_needed, pass
28712 epilogue_size_needed to the epilogue expanders.
28715 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28717 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28719 * pa.c (last_address): Change to unsigned.
28720 (update_total_code_bytes): Change argument to unsigned. Don't
28721 check if insn addresses are set.
28722 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28723 addresses are not set.
28724 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28726 2009-01-09 Nick Clifton <nickc@redhat.com>
28728 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28729 DECL_DECLARED_INLINE_P.
28731 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28733 PR middle-end/38347
28734 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28735 GET_MODE (op0) in operand_subword_force calls.
28737 PR middle-end/38771
28738 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28739 fold_convert arg0 operands to TREE_TYPE (op0) first.
28741 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28743 * params.def (ira-max-conflict-table-size): Decrease default value
28746 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28748 PR tree-optimization/37031
28749 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28751 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28752 allocate it using gc instead of heap, use VEC_quick_push instead of
28754 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28755 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28756 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28757 allocated vector from heap allocated.
28758 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28759 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28760 vector only after perfect_loop_nest_depth call.
28762 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28763 Jan Sjodin <jan.sjodin@amd.com>
28765 PR tree-optimization/38559
28766 * graphite.c (debug_value, copy_constraint,
28767 swap_constraint_variables, scale_constraint_variable, ): New.
28768 (get_lower_bound, get_upper_bound): Removed.
28769 (graphite_trans_bb_strip_mine): Clean up this code that works
28770 only for constant number of iterations. Fully copy upper and
28771 lower bound constraints, not only the constant part of them.
28772 * graphite.h (debug_value): Declared.
28774 2009-01-08 Ira Rosen <irar@il.ibm.com>
28776 PR tree-optimization/37194
28777 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28778 Don't add the cost of cost model guard in prologue to scalar
28779 outside cost in case of known number of iterations.
28781 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28782 Alan Modra <amodra@bigpond.net.au>
28784 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28785 non-word-aligned REG+CONST addressing.
28787 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28790 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28791 free_after_compilation when outputting a thunk.
28792 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28793 Do not call free_after_compilation here.
28795 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28797 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28798 (ix86_valid_target_attribute_inner_p): Ditto.
28800 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28802 PR tree-optimization/38492
28803 PR tree-optimization/38498
28804 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28805 * tree-chrec.h (scev_is_linear_expression): Declared.
28806 * graphite.c (graphite_cannot_represent_loop_niter): New.
28807 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28808 (graphite_loop_normal_form): Use gcc_assert.
28809 (scan_tree_for_params): Use CASE_CONVERT.
28810 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28811 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28812 Use gcc_assert. Discard scops that contain unhandled cases.
28813 (build_scop_conditions): Return a boolean status for unhandled cases.
28814 (strip_mine_profitable_p): Print the loop number, not its depth.
28815 (is_interchange_valid): Pass the depth of the loop nest, don't
28816 recompute it wrongly.
28817 (graphite_trans_bb_block): Same.
28818 (graphite_trans_bb_block): Print tentative of loop blocking.
28819 (graphite_trans_scop_block): Do not print that the loop has been
28821 (graphite_transform_loops): Do not handle scops that contain condition
28824 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28826 AVX Programming Reference (December, 2008)
28827 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28828 (_mm256_stream_pd): Likewise.
28829 (_mm256_stream_ps): Likewise.
28831 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28832 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28833 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28834 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28835 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28836 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28837 (ix86_expand_special_args_builtin): Likewise.
28839 * config/i386/sse.md (AVXMODEDI): New.
28840 (avx_movnt<mode>): Likewise.
28841 (avx_movnt<mode>): Likewise.
28842 (<sse>_movnt<mode>): Remove AVX support.
28843 (sse2_movntv2di): Likewise.
28845 2009-01-07 Richard Guenther <rguenther@suse.de>
28847 PR middle-end/38751
28848 * fold-const.c (extract_muldiv): Remove obsolete comment.
28849 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28850 to PLUS_EXPR canonicalization for the canonicalization.
28852 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28854 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28855 hosted cross-compilers generating less efficient code.
28857 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28859 * function.h (rtl_data): Add a dbr_scheduled_p field.
28860 * reorg.c (dbr_schedule): Set it.
28861 (gate_handle_delay_slots): Check it.
28862 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28863 (mips_reorg): Check flag_delayed_branch instead of
28864 mips_base_delayed_branch.
28865 (mips_override_options): Don't set mips_base_delayed_branch
28866 or flag_delayed_branch.
28868 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28870 PR rtl-optimization/38426.
28871 * ira.c (ira): Set current_function_is_leaf earlier.
28873 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28875 PR rtl-optimization/38722
28876 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28877 too early, only set a flag and modify after last possible
28880 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28883 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28884 * real.c (decimal_single_format): Correct values of emin and emax.
28885 (decimal_double_format): Ditto.
28886 (decimal_quad_format): Ditto.
28887 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28888 computation of DECnn_MIN and DECnn_MAX for corrected values of
28889 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28890 __DECnn_MIN__, and adjust its computation for the corrected value
28893 2009-01-06 Jan Hubicka <jh@suse.cz>
28896 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28898 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28900 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28901 Add Robert Clark to the list of testers.
28903 2009-01-06 Jan Hubicka <jh@suse.cz>
28904 Kai Tietz <kai.tietz@onevision.com>
28906 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28907 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28909 2009-01-06 Jan Hubicka <jh@suse.cz>
28910 Kai Tietz <kai.tietz@onevision.com>
28912 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28914 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28915 (ix86_nsaved_regs): Count only general purpose regs.
28916 (ix86_nsaved_sseregs): New.
28917 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28918 to 16 for w64; compute padding and size of sse reg save area.
28919 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28920 general purpose regs.
28921 (ix86_emit_save_sse_regs_using_mov): New.
28922 (ix86_expand_prologue): Save SSE regs if needed.
28923 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28924 (ix86_emit_restore_sse_regs_using_mov): New.
28925 (ix86_expand_epilogue): Save SSE regs if needed.
28927 2009-01-06 Jan Hubicka <jh@suse.cz>
28928 Kai Tietz <kai.tietz@onevision.com>
28930 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28931 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28932 functions when accumulate outgoing args is off.
28934 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28937 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28938 before using pseudos_have_intersected_live_ranges_p.
28940 * ira-int.h (ira_assert): Always define.
28942 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28944 AVX Programming Reference (December, 2008)
28945 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28946 (_mm256_permute2_pd): Likewise.
28947 (_mm_permute2_ps): Likewise.
28948 (_mm256_permute2_ps): Likewise.
28949 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28950 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28952 * config/i386/i386.c (ix86_builtins): Remove
28953 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28954 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28955 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28956 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28957 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28958 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28959 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28960 __builtin_ia32_vpermil2ps256.
28961 (ix86_init_mmx_sse_builtins): Updated.
28962 (ix86_expand_args_builtin): Likewise.
28964 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28966 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28967 long absolute calls when generating PA 2.0 code.
28969 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28971 PR rtl-optimization/38583
28972 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28974 * params.def (ira-max-conflict-table-size): New.
28976 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28978 * ira.h (ira_conflicts_p): New external definition.
28980 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28981 table. Report this. Return result of building.
28982 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28983 building conflict table.
28985 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28986 (ira_color): Use ira_conflicts_p.
28988 * global.c: Include ira.h.
28989 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28992 * Makefile.in (global.o): Add ira.h.
28994 * ira-build.c (mark_all_loops_for_removal,
28995 propagate_some_info_from_allocno): New.
28996 (remove_unnecessary_allocnos): Call
28997 propagate_some_info_from_allocno.
28998 (remove_low_level_allocnos): New.
28999 (remove_unnecessary_regions): Add parameter. Call
29000 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29001 parameter to remove_unnecessary_regions.
29002 (ira_build): Remove all regions but root if the conflict table was
29003 not built. Update conflict hard regs for allocnos crossing calls.
29005 * ira.c (ira_conflicts_p): New global.
29006 (ira): Define and use ira_conflicts_p.
29008 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29009 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29010 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29012 2009-01-06 Ben Elliston <bje@au.ibm.com>
29014 * gengtype-lex.l (YY_NO_INPUT): Define.
29016 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29019 * c-common.c (handle_vector_size_attribute): Also reject
29020 BOOLEAN_TYPE types.
29022 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29024 PR tree-optimization/38492
29025 * graphite.c (rename_map_elt, debug_rename_elt,
29026 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29027 rename_map_elt_info, eq_rename_map_elts,
29028 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29029 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29030 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29031 (sese_build_livein_liveouts): New.
29032 (new_sese, free_sese): New.
29033 (new_scop): Call new_sese.
29034 (free_scop): Call free_sese.
29035 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29036 (register_old_new_names): Renamed register_old_and_new_names.
29037 (register_scop_liveout_renames, add_loop_exit_phis,
29038 insert_loop_close_phis, struct igp,
29039 default_liveout_before_guard, add_guard_exit_phis,
29040 insert_guard_phis, copy_renames): New.
29041 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29042 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29043 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29044 (scop_adjust_phis_for_liveouts): New.
29045 (gloog): Call scop_adjust_phis_for_liveouts.
29047 * graphite.h (struct sese): Documented. Added fields liveout,
29048 num_ver and livein.
29049 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29050 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29051 (struct scop): Added field liveout_renames.
29052 (SCOP_LIVEOUT_RENAMES): New.
29054 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29056 PR tree-optimization/38510
29057 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29058 (translate_clast): Call recompute_all_dominators before
29060 (gloog): Call recompute_all_dominators before graphite_verify.
29062 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29063 Jan Sjodin <jan.sjodin@amd.com>
29065 PR tree-optimization/38500
29066 * graphite.c (create_sese_edges): Call fix_loop_structure after
29069 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29071 * config.gcc: Add m32r*-*-rtems*.
29072 * config/m32r/rtems.h: New file.
29074 2009-01-05 Ben Elliston <bje@au.ibm.com>
29076 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29077 (.po.pox): Likewise.
29078 (po/gcc.pot): Likewise.
29080 2009-01-04 David S. Miller <davem@davemloft.net>
29082 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29083 (STARTING_FRAME_OFFSET): Always set to zero.
29085 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29087 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29088 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29089 fixed-point types, and vectors of the same.
29091 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29093 * config/mips/sync.md (*mb_barrier): Rename to...
29094 (*memory_barrier): ...this.
29096 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29098 * doc/extend.texi (Function Attributes): Move @cindex after @item
29099 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29100 and put in alphabetical order. Fix 'target' name and put in order.
29101 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29104 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29106 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29107 (memory_barrier): Expand as unspec instead of unspec_volatile.
29108 Remove mem:BLK from insn operands. Use Pmode scratch register.
29109 (*memory_barrier): Define as unspec instead of unspec_volatile.
29110 Use (match_dup 0) as input operand.
29112 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29113 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29114 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29115 scratch register. Remove operand 1.
29116 (*stbar): Define as unspec instead of unspec_volatile.
29117 Use (match_dup 0) as input operand, remove (const_int 8).
29118 (*membar): Define as unspec instead of unspec_volatile.
29119 Use (match_dup 0) as input operand, remove input operand 2.
29121 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29122 (memory_barrier): Expand as unspec instead of unspec_volatile.
29123 Remove mem:BLK from insn operands. Use Pmode scratch register.
29124 (*memory_barrier): Define as unspec instead of unspec_volatile.
29125 Use (match_dup 0) as input operand.
29127 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29128 Remove mem:BLK from insn operands. Use Pmode scratch register.
29129 Set volatile flag on operand 0.
29130 (*memory_barrier): New insn pattern.
29132 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29134 (*memory_barrier): Use (match_dup 0) as input operand.
29136 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29137 Remove mem:BLK from insn operands. Use Pmode scratch register.
29138 Set volatile flag on operand 0.
29139 (*mb_internal): New insn pattern.
29141 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29143 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29145 PR middle-end/38586
29146 * function.c (struct temp_slot): Move to the section of the file
29147 that deals with temp slots. Remove field 'address'.
29148 (temp_slot_address_table): New hash table of address -> temp slot.
29149 (struct temp_slot_address_entry): New struct, items for the table.
29150 (temp_slot_address_compute_hash, temp_slot_address_hash,
29151 temp_slot_address_eq, insert_temp_slot_address): Support functions
29153 (find_temp_slot_from_address): Rewrite to use the new hash table.
29154 (remove_unused_temp_slot_addresses): Remove addresses of temp
29155 slots that have been made available.
29156 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29157 worker function for remove_unused_temp_slot_addresses.
29158 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29159 Add the temp slot address to the address -> temp slot map.
29160 (update_temp_slot_address): Update via insert_temp_slot_address.
29161 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29162 (pop_temp_slots): Likewise.
29163 (init_temp_slots): Allocate the address -> temp slot map, or empty
29164 the map if it is already allocated.
29165 (prepare_function_start): Initialize temp slot processing.
29167 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29169 PR middle-end/38584
29170 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29171 Calculate the size of all stack vars assuming no packing of stack
29172 vars will happen, replacing a quadratic algorithm with a linear one.
29174 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29177 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29180 2009-01-03 Diego Novillo <dnovillo@google.com>
29182 * doc/contrib.texi: Update contributions.
29184 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29187 * builtins.c (fold_builtin_memory_op): Give up if either operand
29188 is volatile. Set srctype or desttype to non-qualified version
29192 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29193 and FUNCTION_DECLs.
29195 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29197 PR rtl-optimization/35805
29198 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29199 problem if fast dce is able to remove any instructions.
29200 * dce.c (dce_process_block): Fix dump message.
29202 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29205 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29207 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29209 PR middle-end/38690
29210 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29211 * tree-pretty-print.c (op_code_prio): New function.
29212 (op_prio): No longer static. Use op_code_prio.
29213 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29214 Use op_prio and op_code_prio to determine if () should be
29215 printed around operand(s) or not.
29217 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29218 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29219 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29220 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29221 pp_character instead of pp_string for single letter printing.
29223 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29225 * doc/extend.texi: Fix '#pragma GCC option' typo.
29227 2009-01-02 Richard Guenther <rguenther@suse.de>
29229 * doc/install.texi (--enable-checking): Mention different
29230 default for stage1.
29231 (--enable-stage1-checking): Document.
29233 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29235 PR middle-end/30142
29236 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29237 case to be an error.
29239 2009-01-02 Ben Elliston <bje@au.ibm.com>
29241 * config/fp-bit.h (pack_d): Constify argument.
29242 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29243 (isnan): Constify argument.
29245 (iszero): Likewise.
29246 (pack_d): Likewise.
29247 (_fpadd_parts): Constify return type.
29248 (_fpmul_parts): Likewise.
29249 (_fpdiv_parts): Likewise.
29251 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29254 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29255 warn about overwriting initializer with side-effects or
29256 -Woverride-init if !IMPLICIT.
29257 (output_init_element): Likewise. Pass IMPLICIT down to
29259 (process_init_element): Add IMPLICIT argument. Pass it down
29260 to output_init_element.
29261 (push_init_element, pop_init_level, set_designator): Adjust
29262 process_init_element callers.
29263 (set_nonincremental_init, set_nonincremental_init_from_string):
29264 Adjust add_pending_init callers.
29265 (output_pending_init_elements): Adjust output_init_element callers.
29266 * c-tree.h (process_init_element): Adjust prototype.
29267 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29268 process_init_element callers.
29271 Copyright (C) 2009 Free Software Foundation, Inc.
29273 Copying and distribution of this file, with or without modification,
29274 are permitted in any medium without royalty provided the copyright
29275 notice and this notice are preserved.