1 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
5 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
7 * config/s390/s390.c (s390_z10_optimize_cmp): Use
8 next/prev_active_insn to skip DEBUG_INSNs as well.
10 2009-10-19 Joseph Myers <joseph@codesourcery.com>
12 * config/arm/arm.c (output_move_neon): Use DImode in call to
15 2009-10-19 Matthias Klose <doko@ubuntu.com>
18 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
20 2009-10-19 Jakub Jelinek <jakub@redhat.com>
22 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM
25 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
28 * optabs.c (expand_binop): Make mode of shift count expression mode
29 of shift count not target.
32 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
34 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
35 case. Force using values to replace references within the statement.
36 (convert_local_reference_stmt): Likewise.
38 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
40 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
41 remove a subsequent GOTO or RETURN statement.
43 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
45 * config/avr.md (*movqi): Add zero as equally preferable constraint
49 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
51 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
53 2009-10-17 Richard Guenther <rguenther@suse.de>
55 * lto-streamer-in.c (lto_input_location): Try to reuse
58 2009-10-17 Richard Guenther <rguenther@suse.de>
60 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
61 operands in COMPONENT_REFs.
63 2009-10-17 Anatoly Sokolov <aesok@post.ru>
65 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
66 if not defined. Change type of second argument to const_rtx.
67 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
69 * targhooks.h (default_libcall_value): Update prototype.
70 * target.h (struct gcc_target): Change type of second argument of
71 libcall_value to const_rtx.
72 * config/arm/arm.c (arm_libcall_value): Change type of second argument
74 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
75 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
77 2009-10-17 Jakub Jelinek <jakub@redhat.com>
80 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
81 * cgraphunit.c (cgraph_optimize): Call it.
82 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
83 (dwarf2out_assembly_start): ... here. New hook.
84 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
85 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
87 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
88 * sdbout.c (sdb_debug_hooks): Likewise.
89 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
90 (vmsdbgout_assembly_start): New hook.
92 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
94 * rtl.h (RTL_LOCATION): Fix typo.
96 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
98 * print-rtl.c (print_rtx): Print locators in asm_operands
101 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
104 * sched-deps.c (depl_on_debug_p): New.
105 (attach_dep_link): Reject debug deps before nondebug deps.
106 (add_to_deps_list): Insert debug deps after nondebug deps.
107 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
109 (sd_add_dep): Do not reject debug deps.
110 (add_insn_mem_dependence): Don't count debug deps.
111 (remove_from_deps): Likewise.
112 (sched_analyze_2): Set up mem deps on debug insns.
113 (sched_analyze_insn): Record reg uses for deps on debug insns.
114 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
115 try_ready nondebug insn after debug insn.
116 * ddg.c (create_ddg_dep_from_intra_loop_link,
117 create_ddg_dep_no_link): Don't reject debug deps.
119 2009-10-16 Richard Guenther <rguenther@suse.de>
121 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
122 (maybe_merge_incomplete_and_complete_type): Likewise.
123 (lto_symtab_merge): Do not call them. Do not warn for
124 complete vs. incomplete compatible types.
125 (lto_symtab_merge_decls_2): Simplify.
126 * gimple.c (gimple_force_type_merge): Remove.
127 (gimple_types_compatible_p): Make it static.
128 * gimple.h (gimple_force_type_merge): Remove.
129 (gimple_types_compatible_p): Likewise.
131 2009-10-16 Jakub Jelinek <jakub@redhat.com>
133 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
134 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
136 2009-10-16 Richard Guenther <rguenther@suse.de>
138 PR tree-optimization/41728
139 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
140 if fold_stmt did anything.
142 2009-10-16 Richard Guenther <rguenther@suse.de>
145 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
146 (maybe_fixup_handled_component): New function.
147 (input_gimple_stmt): Fixup mismatched decl replacements.
149 2009-10-16 Richard Guenther <rguenther@suse.de>
152 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
153 the same as VAR_DECL.
155 2009-10-16 Richard Guenther <rguenther@suse.de>
157 * gimple.c (iterative_hash_gimple_type): For integer types
158 also hash their minimum and maximum values and the string flag.
159 For array types hash their domain and the string flag.
161 2009-10-16 Richard Guenther <rguenther@suse.de>
163 * gimple.c (gimple_types_compatible_p): Restrict completing
164 types to record or unions. Simplify completion.
165 Do not merge records or unions with different
166 TYPE_STRUCTURAL_EQUALITY_P tag.
167 (iterative_hash_gimple_type): Restrict non-recursing into
168 pointer targets for records and unions.
170 2009-10-15 Jakub Jelinek <jakub@redhat.com>
173 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
174 * dwarf2out.c (mem_loc_descriptor): Don't handle
175 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
176 punt if it is not lowpart subreg or if inner mode isn't
179 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
181 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
182 investigating previous or next insns.
184 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
186 * tree-sra.c (build_ref_for_offset_1): Update comment.
188 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
190 * config/s390/s390.md (atype): Added missing values.
192 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
195 * pa.md (casesi): Use sign extended index in call to
197 (casesi64p): Update pattern to reflect above.
199 2009-10-15 Steve Ellcey <sje@cup.hp.com>
201 PR rtl-optimization/41697
202 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
204 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
207 * config/rs6000/predicates.md: Update copyright year.
208 * config/rs6000/altivec.md: Ditto.
210 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
211 (MD_INCLUDES): Add a2.md.
213 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
214 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
215 (builtin_classify): New static vector to classify various builtins
216 to get the tree attributes correct.
217 (def_builtin): Set the attributes of builtins based on what the
218 builtin does (i.e. memory operation, floating point, saturation
219 need special attributes, others are pure functions).
221 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
223 (enum rs6000_builtins): Include rs6000-builtin.def to define the
224 builtins. Change the end marker to MAX_RS6000_BUILTINS from
225 RS6000_BUILTIN_COUNT.
226 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
229 * config/rs6000/rs6000-builtin.def: New file that combines the
230 builtin enumeration name and attributes.
232 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
234 * config/i386/linux.h (ASM_SPEC): Add --32.
236 2009-10-15 Jakub Jelinek <jakub@redhat.com>
238 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
239 and DW_TAG_template_alias.
240 (dwarf_attr_name): Handle DW_AT_main_subprogram,
241 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
242 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
243 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
244 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
245 and DW_AT_GNU_odr_signature.
246 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
247 DW_FORM_flag_present and DW_FORM_ref_sig8.
248 (output_signature): Only print name on the first byte.
249 (output_die): Likewise for dw_val_class_data8.
251 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
253 * doc/invoke.texi: Clarify that most optimizations are not enabled
256 2009-10-15 Richard Guenther <rguenther@suse.de>
259 * gimple.c (compare_type_names_p): Handle anonymous names
260 differently based on new mode argument.
261 (gimple_types_compatible_p): For structs also compare the tags.
262 (iterative_hash_type_name): Rename to ...
263 (iterative_hash_name): ... this. Hash all names.
264 (iterative_hash_gimple_type): Fix hashing the struct tag of
265 pointer targets. Hash field decl names.
267 2009-10-15 Richard Guenther <rguenther@suse.de>
270 * gimple.c (gimple_get_alias_set): Avoid recursing on
271 invalid type topology.
273 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
275 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
277 2009-10-15 Richard Guenther <rguenther@suse.de>
279 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
281 2009-10-15 Jakub Jelinek <jakub@redhat.com>
283 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
284 add --with-tune{,-32,-64} configured default for -mtune if explicit
287 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
289 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
292 2009-10-14 DJ Delorie <dj@redhat.com>
294 * config/h8300/h8300.c (F): New.
296 (h8300_emit_stack_adjustment): Call them.
298 (h8300_push_pop): Likewise.
299 (h8300_expand_prologue): Likewise.
300 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
301 (MUST_USE_SJLJ_EXCEPTIONS): Define.
302 (INCOMING_RETURN_ADDR_RTX): Define.
303 (INCOMING_FRAME_SP_OFFSET): Define.
304 (DWARF_CIE_DATA_ALIGNMENT): Define.
306 2009-10-14 Jakub Jelinek <jakub@redhat.com>
308 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
309 fields in builtin structs.
310 (finalize_record_size): Likewise.
312 2009-10-14 Richard Guenther <rguenther@suse.de>
314 * gimple.c (gtc_ob): New global.
315 (struct type_pair_d): Replace pointers with type UIDs.
316 (type_pair_hash): Adjust.
317 (type_pair_eq): Likewise.
318 (lookup_type_pair): Likewise. Allocate from an obstack.
319 (gimple_force_type_merge): Adjust.
320 (gimple_types_compatible_p): Likewise.
321 (free_gimple_type_tables): Free the obstack.
323 2009-10-14 Jakub Jelinek <jakub@redhat.com>
325 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
326 stmts setting DEBUG_EXPR_DECLs.
328 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
329 Don't crash if mode1 is VOIDmode.
331 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
333 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
334 * params.h (IRA_LOOP_RESERVED_REGS): New
335 * tree-pass.h (pass_subregs_of_mode_init,
336 pass_subregs_of_mode_finish): Remove.
337 * passes.c (pass_subregs_of_mode_init,
338 pass_subregs_of_mode_finish): Remove.
339 (pass_reginfo_init): Move before loop optimizations.
340 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
341 * common.opt (fira-loop-pressure): New.
342 * toplev.h (flag_ira_loop_pressure): New.
343 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
345 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
346 Make external and void type functions.
347 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
348 pass_subregs_of_mode_finish): Remove.
349 * ira-costs.c (init_costs): Call init_subregs_of_mode.
350 * regmove.c: Include ira.h.
351 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
352 register pressure calculation in loops.
353 * loop-invariant.c: Include REGS_H and ira.h.
354 (struct loop_data): New members max_reg_pressure, regs_ref, and
356 (struct invariant): New member orig_regno.
357 (curr_loop): New variable.
358 (find_exits): Initialize regs_ref and regs_live.
359 (create_new_invariant): Initialize orig_regno.
360 (get_cover_class_and_nregs): New.
361 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
362 array. Add code for flag_ira_loop_pressure.
363 (gain_for_invariant): Make new_regs an array. Add code for
364 flag_ira_loop_pressure.
365 (best_gain_for_invariant): Ditto.
366 (set_move_mark): New parameter gain. Use it for debugging output.
367 (find_invariants_to_move): Make regs_needed and new_regs an array.
368 Add code for flag_ira_loop_pressure.
369 (move_invariant_reg): Set up orig_regno.
370 (move_invariants): Set up reg classes for pseudos for
371 flag_ira_loop_pressure.
372 (free_loop_data): Clear regs_ref and regs_live.
373 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
374 get_regno_cover_class, change_pressure, mark_regno_live,
375 mark_regno_death, mark_reg_store, mark_reg_clobber,
376 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
377 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
378 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
379 register pressure calculation in loops if new regs were added.
380 Call finish_subregs_of_mode.
381 * opts.c (decode_options): Set up flag_ira_loop_pressure.
382 * Makefile.in (loop-invariant.o): Add ira.h.
384 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
386 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
388 2009-10-14 Richard Guenther <rguenther@suse.de>
390 * lto-symtab.c (lto_symtab_compatible): Fold in ...
391 (lto_symtab_merge): ... here. Rewrite both to take the
392 prevailing and a to-be-merged entry and to queue diagnostics
394 (lto_symtab_resolve_replaceable_p): New predicate for
396 (lto_symtab_resolve_can_prevail_p): Likewise.
397 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
398 handles merging commons by choosing the largest decl. Fold
399 in code that gives ODR errors.
400 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
402 (lto_symtab_merge_decls_1): Re-structure. Deal with the
403 case of no prevailing decl here. Diagnose mismatches
404 in object types here. Drop all but the prevailing decls.
405 (lto_symtab_prevailing_decl): Return the single prevailing decl.
406 * lto-streamer-in.c (lto_input_tree_ref): Deal with
407 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
409 2009-10-14 Richard Guenther <rguenther@suse.de>
412 * lto-streamer-in.c (input_bb): Replace debug stmts with
413 nops instead of dropping them.
415 2009-10-14 Nick Clifton <nickc@redhat.com>
417 * gcc/doc/extended.texi: Replace the dash character with
418 @minus{} in situations where it is being used as a minus
420 * gcc/doc/tm.texi: Likewise.
421 * gcc/doc/md.texi: Likewise.
423 2009-10-14 Jakub Jelinek <jakub@redhat.com>
425 PR preprocessor/41543
426 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
427 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
428 * tree.c: Include intl.h.
429 (expand_location): Handle BUILTINS_LOCATION.
430 * Makefile.in (tree.o): Depend on intl.h.
433 * dwarf2out.c (dwarf2out_var_location): Always clear
434 last_postcall_label when changing last_label.
436 2009-10-14 Pascal Obry <obry@adacore.com>
438 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
439 (process_command): Handle -E as done with -c and -S. Do not add
440 the target executable suffix to the output file when -E is used.
441 (main): Adjust error message accordingly.
443 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
449 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
451 (tree_code_size): Likewise.
453 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
455 * builtins.c (fold_builtin_1): Support complex "arc" functions.
456 * real.h (HAVE_mpc_arc): Define.
458 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
460 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
461 (struct builtin_description): Add fndecl field.
462 (bdesc): Remove const qualifier. Update initializer.
463 (sh_media_init_builtins): Remove const qualifier for d. Record
464 the result of add_builtin_function to the fndecl field.
465 (sh_builtin_decl): New.
466 (sh_media_builtin_decl): New.
468 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
471 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
472 requests between special registers.
474 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
476 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
478 2009-10-13 Richard Henderson <rth@redhat.com>
480 PR tree-optimization/41377
481 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
482 (cleanup_empty_eh_merge_phis): New change_region parameter;
483 pass it on to redirect_eh_edge_1. Update callers.
484 (cleanup_empty_eh_unsplit): Don't require an existing EH label
485 at the destination block.
487 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
489 * passes.c (register_pass): Replaced gcc_unreachable by
490 fatal_error on failure. Mentions plugins in comments & messages.
492 2009-10-13 Jakub Jelinek <jakub@redhat.com>
495 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
496 * sched-vis.c (print_value): Use it.
497 * cselib.c (cselib_hash_rtx): Likewise.
498 * print-rtl.c (print_rtx): Likewise.
499 * cfgexpand.c (expand_debug_rtx): Likewise.
500 * var-tracking.c (vt_expand_loc_callback): Likewise.
502 2009-10-13 Richard Guenther <rguenther@suse.de>
505 * opts.c (handle_option): Split out code to handle setting
506 the options flag var ...
507 (set_option): ... here.
508 * opts.h (set_option): Declare.
509 * lto-opts.c (register_user_option_p): Include -fexceptions
510 and all position independent code variants.
511 (handle_common_option): Remove.
512 (lto_reissue_options): Use set_option.
514 2009-10-13 Martin Jambor <mjambor@suse.cz>
516 PR tree-optimization/41661
517 * ipa-prop.c (compute_complex_pass_through): Allow only operations
518 that are tcc_comparisons or do not change the type in any
520 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
521 folding tcc_comparison operations.
523 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
525 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
528 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
534 * tree.def (DEBUG_EXPR_DECL): New.
535 * rtl.def (DEBUG_EXPR): New.
536 * gengtype.c (adjust_field_rtx_def): Handle it.
537 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
538 (insert_debug_temp_for_var_def): ... this. Drop support for
539 moving. Take iterator for def stmt; insert debug stmt before it.
540 Scan early for use count and kind in debug stmts.
541 (propagate_defs_into_debug_stmts): Rename to...
542 (insert_debug_temps_for_defs): ... this. Likewise.
543 * tree.h (DEBUG_TEMP_UID): New.
544 * tree.c (next_debug_decl_uid): New.
545 (make_node_stat): Count debug decls separately.
546 (copy_node_stat): Likewise.
547 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
548 * var-tracking.c (dv_is_decl_p): Recognize it.
549 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
550 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
551 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
552 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
553 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
554 (cselib_hash_rtx): Likewise.
555 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
556 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
558 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
559 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
560 * rtl.c (copy_rtx): Likewise.
561 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
562 * print-rtl.c (print_rtx): Likewise.
563 * sched-vis.c (print_value): Likewise.
564 (print_insn): Handle DEBUG_EXPR_DECL.
565 * tree-dump.c (dequeue_and_dump): Likewise.
566 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
567 * gimple-iterator (gsi_replace): Check for same lhs.
568 (gsi_remove): Insert debug temps.
569 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
570 (move_computations_stmt): Drop explicit propagation into debug stmts.
571 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
572 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
573 * tree-ssa-sink.c (statement_sink_location): Likewise.
574 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
575 * tree-ssanames.c (release_ssa_name): Adjust for rename.
576 * tree-flow.h: Likewise.
577 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
578 debug temps without values.
579 (eliminate_unnecessary_stmts): Don't discard just-inserted
582 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
585 * config/cris/cris.md (andu): Check that operand 1 is one of the
586 general registers. Fix typo in head comment.
588 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
590 * config/i386/i386.md (vswapmov): New.
591 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
592 (ix86_function_ms_hook_prologue): New.
593 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
594 * configure.ac: Test for swap suffix support in as.
595 * configure: Rebuild.
597 2009-10-12 Jakub Jelinek <jakub@redhat.com>
600 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
601 paradoxical subregs to prevent partial register stalls if the inner
602 mode is integer mode.
604 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
606 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
608 2009-10-12 Dodji Seketeli <dodji@redhat.com>
611 * gcc/dwarf2out.c (template_parameter_pack_die,
612 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
614 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
617 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
619 (maybe_register_def): Likewise. Take stmt iterator.
620 (rewrite_update_stmt): Take stmt iterator and pass it on.
621 (rewrite_update_enter_block): Pass stmt iterator.
623 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
625 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
626 (spu_builtin_decl): New function.
628 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
630 * config/i386/i386.md (SWIM): New mode iterator.
631 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
632 using SWIM mode iterator.
633 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
634 patterns using SWI48 mode iterator.
635 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
636 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
637 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
638 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
639 patterns using SWI248 mode iterator.
640 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
641 gen_x86_movdicc_0_m1_rex64 for renamed function
643 2009-10-11 Jose Ruiz <ruiz@adacore.com>
644 Eric Botcazou <ebotcazou@adacore.com>
647 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
648 * config/sparc/sol2-unwind.h: New file.
650 2009-10-11 Olivier Hainque <hainque@adacore.com>
651 Eric Botcazou <ebotcazou@adacore.com>
654 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
655 * config/i386/sol2-unwind.h: New file.
657 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
660 * config/i386/i386.md (addsi_1_zext): Get the proper second
663 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
665 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
666 all OLD_RTXes, not just REGs. Use copy_rtx to create the
669 2009-10-11 Richard Guenther <rguenther@suse.de>
671 * gimple.c (iterative_hash_type_name): Do not handle special
674 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
676 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
677 (*setcc_si_1_and): Ditto.
678 (*setcc_si_1_movzbl): Ditto.
679 (*setcc_<mode>_2): Ditto.
680 (*setcc_qi): Rename from *setcc_1.
681 (*setcc_qi_slp): Rename from *setcc_2.
683 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
684 (*zero_extendqisi2_movzbw_and splitter): Ditto.
686 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
687 "if" condition, there is already assert with reload_completed present.
689 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
691 * plugin.c (try_init_one_plugin): Improve constness of variable err.
693 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
695 * doc/install.texi (Final install): Refer to
696 http://gcc.gnu.org/bugs/ for bug reporting.
698 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
700 * configure.ac: Add test for dci instruction.
701 * configure: Regenerate.
702 * config.in: Likewise.
703 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
704 * doc/invoke.texi: Add cpu_type 476 and 476fp.
705 (-mmulhw): Add 476 to description.
707 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
708 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
709 (processor_target_table): Add 476 and 476fp entries.
710 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
711 (rs6000_issue_rate): Add CPU_PPC476.
712 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
713 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
714 (processor_type): Add PROCESSOR_PPC476.
715 (EXTRA_SPECS): Add asm_cpu_476 string.
716 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
717 (define_attr "cpu"): Add ppc476.
719 Update comments for 476.
720 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
721 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
722 Update copyright year.
723 * config/rs6000/476.md: New file.
724 * config/rs6000/40x.md: Add description for "isel" attribute.
725 Update copyright year.
726 * config/rs6000/440.md: Likewise.
727 * config/rs6000/603.md: Likewise.
728 * config/rs6000/6xx.md: Likewise.
729 * config/rs6000/7450.md: Likewise.
730 * config/rs6000/7xx.md: Likewise.
731 * config/rs6000/8540.md: Likewise.
732 * config/rs6000/cell.md: Likewise.
733 * config/rs6000/e300c2c3.md: Likewise.
734 * config/rs6000/e500mc.md: Likewise.
735 * config/rs6000/mpc.md: Likewise.
736 * config/rs6000/power4.md: Likewise.
737 * config/rs6000/power5.md: Likewise.
738 * config/rs6000/power6.md: Likewise.
739 * config/rs6000/power7.md: Likewise.
740 * config/rs6000/rios1.md: Likewise.
741 * config/rs6000/rios2.md: Likewise.
742 * config/rs6000/rs64.md: Likewise.
744 2009-10-10 Richard Guenther <rguenther@suse.de>
746 PR tree-optimization/41654
747 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
748 a cond expr before calling gimple_cond_set_condition_from_tree.
749 (ifcombine_iforif): Likewise.
751 2009-10-09 Ian Lance Taylor <iant@google.com>
753 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
754 * configure: Rebuild.
756 2009-10-09 Neil Vachharajani <nvachhar@google.com>
758 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
761 2009-10-09 Richard Guenther <rguenther@suse.de>
764 * target-def.h (TARGET_BUILTIN_DECL): Define.
765 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
766 * target.h (struct gcc_target): Add builtin_decl target hook.
767 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
768 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
770 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
772 (lto_output_builtin_tree): Sorry if the target does not support
773 streaming target builtins.
774 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
775 (rs6000_builtin_decl): New function.
776 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
777 (ix86_builtin_decl): New function.
779 2009-10-09 Jakub Jelinek <jakub@redhat.com>
781 PR preprocessor/41445
782 * c-ppoutput.c (do_line_change): New function.
783 (cb_line_change): Use it.
784 (scan_translation_unit): Call do_line_change if
785 avoid_paste or PREV_WHITE and token location is on a different line
789 * dwarf2out.c (dwarf2out_init): Test whether
790 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
793 PR rtl-optimization/41646
794 * calls.c (expand_call): For BLKmode types returned in registers
795 avoid likely spilled hard regs in copy_blkmode_from_reg generated
798 2009-10-09 Richard Guenther <rguenther@suse.de>
800 PR tree-optimization/41634
801 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
802 we remove the correct elements.
803 (optimize_stmt): Make sure to update stmt operands before
804 optimizing redundancies.
806 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
808 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
810 2009-10-09 Richard Guenther <rguenther@suse.de>
813 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
815 (lto_wrapper_exit): New function.
817 (fatal_perror): Likewise.
818 (fork_execute): Use global args_name, do not free it.
819 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
820 * lto-streamer.h: Remove duplicate prototypes.
822 2009-10-09 Richard Guenther <rguenther@suse.de>
824 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
825 before calling stmt_can_throw_external.
827 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
829 PR tree-optimization/40071
830 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
831 pointer if the original data reference doesn't conflict with the
832 created vector data reference. Fix long line.
834 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
836 * config/i386/i386.md (any_div): New code iterator.
837 (u): Handle div and udiv.
839 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
841 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
842 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
843 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
844 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
846 2009-10-08 Joseph Myers <joseph@codesourcery.com>
848 * gcc.c (main): Remove trailing "." from diagnostics.
850 2009-10-08 Cary Coutant <ccoutant@google.com>
852 Add support for debugging with ICF (Identical Code Folding).
853 * calls.c (debug.h): New #include.
854 (emit_call_1): Call virtual_call_token debug hook.
855 * common.opt (-fenable-icf-debug): New option.
856 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
857 locations in the source).
858 (poc_label_num): New variable.
859 (dcall_entry, vcall_entry): New typedefs.
860 (dcall_table, vcall_table): New variables.
861 (struct vcall_insn): New type.
862 (vcall_insn_table): New variable.
863 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
864 (size_of_dcall_table): New function.
865 (output_dcall_table): New function.
866 (size_of_vcall_table): New function.
867 (output_vcall_table): New function.
868 (dwarf2out_direct_call): New function.
869 (vcall_insn_table_hash): New function.
870 (vcall_insn_table_eq): New function.
871 (dwarf2out_virtual_call_token): New function.
872 (dwarf2out_virtual_call): New function.
873 (dwarf2out_init): Allocate new tables and sections.
874 (prune_unused_types): Mark DIEs referenced from direct call table.
875 (dwarf2out_finish): Output direct and virtual call tables.
876 * final.c (final_scan_insn): Call direct_call and virtual_call
878 * debug.h (struct gcc_debug_hooks): Add direct_call,
879 virtual_call_token, virtual_call hooks.
880 (debug_nothing_uid): New function.
881 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
882 (debug_nothing_uid): New function.
883 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
884 (xcoff_debug_hooks): Likewise.
885 * sdbout.c (sdb_debug_hooks): Likewise.
886 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
887 * doc/invoke.texi (-fenable-icf-debug): New option.
889 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
892 * regmove.c (regmove_backward_pass): Replace src with dst in the
893 debug insn, and check for dst before rather than after.
895 2009-10-08 Janis Johnson <janis187@us.ibm.com>
897 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
898 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
900 2009-10-08 Jan Hubicka <jh@suse.cz>
903 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
904 do not mark cgraph nodes as needed.
905 (record_references_in_initializer): Add new only_vars parameter.
906 * cgraph.h (record_references_in_initializer): New parameter.
907 * varasm.c (assemble_variable): Update call.
908 * varpool.c (varpool_analyze_pending_decls): Always look for
911 2009-10-08 Anatoly Sokolov <aesok@post.ru>
913 * config/avr/avr.c (last_insn_address) Remove variable.
914 (expand_prologue): Don't initialise last_insn_address variable.
915 (final_prescan_insn): Don't output insn size.
916 * config/avr/avr.opt (msize): Remove switch.
917 * doc/invoke.texi (AVR Options): Remove documentation of -msize
920 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
922 * combine.c (label_tick_ebb_start): Fix comment.
923 (combine_instructions): Set label_tick and label_tick_ebb_start before
924 calling setup_incoming_promotions. Start them from 1. Increment
925 label_tick instead of deriving it from the BB index. Rather than
926 comparing ticks use the block from the previous iteration to decide
927 whether to start a new EBB. Remove empty lines before function.
929 2009-10-08 Michael Matz <matz@suse.de>
932 * builtins.c (fold_builtin_isascii): Use fold_build2.
933 (fold_builtin_isdigit): Ditto.
934 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
935 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
936 remove_useless_stmts_cond, remove_useless_stmts_tf,
937 remove_useless_stmts_tc, remove_useless_stmts_bind,
938 remove_useless_stmts_goto, remove_useless_stmts_label,
939 remove_useless_stmts_1, remove_useless_stmts,
940 pass_remove_useless_stmts): Remove.
941 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
942 * passes.c (init_optimization_passes): Don't add
943 pass_remove_useless_stmts.
944 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
945 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
947 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
948 for static constants.
949 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
950 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
952 2009-10-08 Richard Guenther <rguenther@suse.de>
954 * gimple.c (free_gimple_type_tables): New function.
955 * gimple.h (free_gimple_type_tables): Declare.
957 2009-10-07 Mark Heffernan <meheff@google.com>
959 * ipa-prop.c (ipa_print_node_params) Only print
960 names of named arguments.
962 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
964 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
965 being statically linked.
967 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
969 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
971 2009-10-08 Jan Hubicka <jh@suse.cz>
974 * ipa.c (cgraph_externally_visible_p,
975 function_and_variable_visibility,
976 whole_program_function_and_variable_visibility): Skip non-finalized
979 2009-10-08 Nick Clifton <nickc@redhat.com>
981 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
984 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
987 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
989 2009-10-07 Joseph Myers <joseph@codesourcery.com>
992 * c-common.c (c_fully_fold_internal): Strip nops from the result
993 of recursive calls to c_fully_fold_internal.
994 (c_wrap_maybe_const): New.
995 (c_save_expr): Use c_wrap_maybe_const.
996 * c-common.h (c_wrap_maybe_const): Declare.
997 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
998 build_binary_op): Use c_wrap_maybe_const.
1000 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1002 * real.c: Fix comment to reflect actual exponent size.
1004 2009-10-08 Ben Elliston <bje@au.ibm.com>
1006 * config/rs6000/a2.md: Add FSF comment header.
1008 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1010 * config/i386/i386.md (any_extend): New code iterator.
1011 (u, s): New code attributes.
1013 (DWIH): Rewrite as code iterator for SI and DI modes.
1014 (DWI): Rewrite as mode attribute.
1015 (dwi): New mode attribute.
1016 (di): Depend on SI mode and DI mode.
1017 (doubleint_general_operand): Remove mode attribute.
1019 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1022 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1023 (*sub<mode>3_doubleword): Ditto.
1025 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1026 using SWIM248 mode iterator.
1027 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1028 using SWI48 mode iterator.
1029 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1030 patterns using DWIH mode iterator and any_extend code iterator.
1031 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1032 using any_extend code iterator.
1033 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1034 patterns using DWIH mode iterator and any_extend code iterator.
1035 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1036 using any_extend code iterator.
1037 (<s>mul<mode>3_highpart): Macroize expander from
1038 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1039 and any_extend code iterator.
1040 (*<s>muldi3_highpart_1): Macroize insn from
1041 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1042 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1043 patterns using any_extend code iterator.
1044 (*<s>mulsi3_highpart_zext): Macroize insn from
1045 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1047 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1049 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1050 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1051 refering to a DIE with DW_AT_const_value.
1053 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1056 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1058 2009-10-06 Jan Hubicka <jh@suse.cz>
1060 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1063 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1065 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1066 *lea_2_rex64): Move before *add<mode>_1 pattern.
1068 2009-10-07 Jan Hubicka <jh@suse.cz>
1070 * collect2.c (main): Add -fno-whole-program.
1071 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1073 2009-10-07 Jan Hubicka <jh@suse.cz>
1075 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1076 has no address taken.
1077 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1079 (cgraph_clone_node): Clear externally_visible flag for clones.
1080 * cgraph.h (cgraph_only_called_directly_p,
1081 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1082 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1083 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1084 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1085 ipcp_insert_stage): Likwise.
1086 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1087 externally_visible flag.
1088 (verify_cgraph_node): Verify that inline clones look right.
1089 (process_function_and_variable_attributes): Do not set
1090 externally_visible flags.
1091 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1093 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1095 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1096 clear externally_visible when turning into inline clones
1097 (cgraph_mark_inline_edge): Use new predicates.
1098 (cgraph_estimate_growth): Likewise.
1099 (cgraph_decide_inlining): Likewise.
1100 * ipa.c (cgraph_postorder): Likewise.
1101 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1102 that inline clones are not needed.
1103 (cgraph_externally_visible_p): New predicate.
1104 (function_and_variable_visibility): Add whole_program parameter;
1105 always set externally_visible flag; handle COMDAT function
1107 (local_function_and_variable_visibility): New function.
1108 (gate_whole_program_function_and_variable_visibility): New function.
1109 (whole_program_function_and_variable_visibility): New function.
1110 (pass_ipa_whole_program_visibility): New function.
1111 * passes.c (init_optimization_passes): Add whole program visibility
1113 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1114 not care about needed/reachable flags.
1115 * varpool.c: Include flags.h
1116 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1117 (varpool_finalize_decl): When we are in LTO read-back, all variables
1119 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1121 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1123 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1126 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1128 * config.gcc: Don't include the makefile fragments intended for
1130 * config/s390/fixdfdi.h: File removed.
1131 * config/s390/libgcc-glibc.ver: File removed.
1132 * config/s390/s390.h: Remove the fixdfdi.h hack.
1133 * config/s390/t-crtstuff: File moved to libgcc dir.
1134 * config/s390/t-linux: Likewise.
1135 * config/s390/t-tpf: libgcc specific parts removed.
1136 * config/s390/t-linux64: Likewise.
1138 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1140 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1141 (lto-compress.o): Likewise.
1143 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1146 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1147 dllexport to class members here.
1148 (i386_pe_determine_dllimport_p): Only check static class data for
1150 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1151 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1152 functions for vague linkage.
1153 (i386_pe_type_dllexport_p): Fix formatting.
1154 (maybe_add_dllexport) New function.
1155 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1158 2009-10-07 Ben Elliston <bje@au.ibm.com>
1160 * config/rs6000/a2.md: Remove duplicated lines.
1162 2009-10-07 Ben Elliston <bje@au.ibm.com>
1164 * config.gcc (powerpc*-*-*): Handle a2.
1165 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1166 * config/rs6000/a2.md: New file.
1167 * config/rs6000/rs6000.opt (mno-update): New.
1168 (mupdate): Return to using a mask, not a var.
1169 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1170 (enum processor_type): Add PROCESSOR_PPCA2.
1171 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1172 (rs6000_override_options): Add "a2" to processor_target_table.
1173 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1174 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1176 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1178 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1179 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1180 reference to nonexistent gen_truncxfxf2 function.
1182 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1185 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1186 (general_operand): Handle TI mode.
1187 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1188 using SDWIM mode iterator.
1189 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1190 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1191 using DWI mode iterator.
1192 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1193 patterns using SWI mode iterator.
1194 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1195 using SWI48 mode iterator.
1196 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1197 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1198 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1199 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1200 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1201 using SDWIM mode iterator.
1202 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1203 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1204 using DWI mode iterator.
1205 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1206 patterns using SWI mode iterator.
1207 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1208 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1209 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1210 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1211 patterns using plusminus code iterator.
1212 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1213 sub<mode>3 patterns using plusminus code iterator.
1214 * config/i386/i386.c (override_options): Update the call to
1215 gen_subdi_carry_rex64 for renamed function.
1216 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1217 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1218 calls to instruction expanders.
1220 2009-10-06 Martin Jambor <mjambor@suse.cz>
1223 * opts.c (decode_options): Run IPA-SRA at -O2.
1225 2009-10-06 Richard Guenther <rguenther@suse.de>
1227 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1229 2009-10-06 Tobias Burnus <burnus@net-b.de>
1232 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1233 -flto and -fwhole-program flags can be combined.
1235 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1238 * gcc.c (process_command): Check that -o argument was specified.
1240 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1242 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1244 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1246 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1247 * doc/invoke.texi (Warning Options): Annotate allowed languages
1248 for -Wunsuffixed-float-constants.
1250 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1252 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1253 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1254 same name and isn't the main variant.
1257 * dwarf2out.c (loc_by_reference): Removed.
1258 (dw_loc_list_1): New function.
1259 (dw_loc_list): Remove toplev argument, add want_address argument.
1260 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1261 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1262 want_address == 2 to dw_loc_list. For successful dw_loc_list
1263 set have_address to 1 only if want_address is not 0.
1265 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1267 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1268 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1269 a code block followed by two pointers.
1270 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1271 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1272 (MIPS_MOVE): Likewise.
1273 (MIPS_LUI): Likewise.
1274 (MIPS_JR): Likewise.
1275 (MIPS_BAL): Likewise.
1276 (MIPS_NOP): Likewise.
1277 (mips_asm_trampoline_template): Delete.
1278 (mips_trampoline_code_size): New function.
1279 (mips_trampoline_init): Add shorter sequences for all cases
1280 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1281 Calculate the opcodes directly, rather than copying from a template.
1282 Only flush the code part of the trampoline.
1283 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1285 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1287 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1288 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1289 (INCOMING_RETURN_ADDR_RTX): Likewise.
1290 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1292 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1293 with RETURN_ADDR_REGNUM.
1294 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1295 * config/mips/mips.c (mips16_build_call_stub): Replace
1296 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1297 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1298 (mips_print_operand_punctuation): Likewise.
1299 (mips_frame_set): Likewise.
1300 (mips16e_output_save_restore): Likewise.
1301 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1302 (mips_save_reg_p): Likewise.
1303 (mips_return_addr): Likewise.
1304 (mips_set_return_address): Likewise.
1305 (mips_direct_save_slot_move_p): Likewise.
1306 (mips_output_function_prologue): Likewise.
1307 (mips_restore_reg): Likewise.
1308 (mips_expand_epilogue): Likewise.
1309 (mips_epilogue_uses): Likewise.
1310 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1311 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1312 (clear_hazard_<mode>): Likewise.
1313 (call_internal): Likewise.
1314 (call_internal_direct): Likewise.
1315 (call_direct_split): Likewise.
1316 (call_value_internal): Likewise.
1317 (call_value_split): Likewise.
1318 (call_value_internal_direct): Likewise.
1319 (call_value_direct_split): Likewise.
1320 (call_value_multiple_internal): Likewise.
1321 (call_value_multiple_split): Likewise.
1323 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1324 Jakub Jelinek <jakub@redhat.com>
1326 PR rtl-optimization/41511
1327 * combine.c (record_value_for_reg): Pass explicit values as argument
1328 to get_last_value_validate.
1329 (get_last_value_validate): Document INSN parameter.
1330 For non-readonly MEMs, assume they might have been modified if INSN
1331 was in another basic block.
1332 (get_last_value): Minor reformatting.
1334 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1337 * final.c (asm_str_count): Split out from asm_insn_count.
1338 * rtl.h (asm_str_count): New prototype.
1339 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1342 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1344 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1346 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1347 Rafael Espindola <espindola@google.com>
1349 * gengtype.c (write_types): Moved call to write_func_for_structure
1350 into seperate loops.
1352 2009-10-05 Richard Guenther <rguenther@suse.de>
1355 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1356 (input_cgraph_1): Input toplevel asms.
1358 2009-10-05 Richard Guenther <rguenther@suse.de>
1361 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1362 (external_aggregate_decl_p): Likewise.
1363 (lto_symtab_compatible): Re-structure. Remove dead code.
1364 For variables ignore toplevel qualifiers when comparing types.
1365 Issue warnings, not errors for mismatched user-alignment.
1367 2009-10-05 Richard Guenther <rguenther@suse.de>
1371 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1372 (struct lto_symtab_identifier_def): Likewise.
1373 (struct lto_symtab_decl_def): Likewise.
1374 (struct lto_symtab_entry_def): New.
1375 (lto_symtab_identifier_t): Rename to ...
1376 (lto_symtab_entry_t): ... this.
1377 (lto_symtab_decls): Remove.
1378 (lto_symtab_base_hash): Rename to ...
1379 (lto_symtab_entry_hash): ... this.
1380 (lto_symtab_base_eq): Rename to ...
1381 (lto_symtab_entry_eq): ... this.
1382 (lto_symtab_base_marked_p): Rename to ...
1383 (lto_symtab_entry_marked_p): ... this.
1384 (lto_symtab_identifier_marked_p): Remove.
1385 (lto_symtab_decl_marked_p): Likewise.
1386 (lto_symtab_maybe_init_hash_tables): Rename to ...
1387 (lto_symtab_maybe_init_hash_table): ... this.
1388 (lto_symtab_set_resolution_and_file_data): Remove.
1389 (lto_symtab_register_decl): New function.
1390 (lto_symtab_get_identifier): Remove.
1391 (lto_symtab_get): New function.
1392 (lto_symtab_get_resolution): Adjust.
1393 (lto_symtab_get_identifier_decl): Remove.
1394 (lto_symtab_set_identifier_decl): Likewise.
1395 (lto_symtab_merge_decl): Rename to ...
1396 (lto_symtab_merge): ... this. Rewrite.
1397 (lto_symtab_merge_var): Remove.
1398 (lto_symtab_merge_fn): Likewise.
1399 (lto_symtab_prevailing_decl): Adjust.
1400 (lto_cgraph_replace_node): New function.
1401 (lto_symtab_merge_decls_2): Likewise.
1402 (lto_symtab_merge_decls_1): Likewise.
1403 (lto_symtab_fixup_var_decls): Likewise.
1404 (lto_symtab_resolve_symbols): Likewise.
1405 (lto_symtab_merge_decls): Likewise.
1406 (lto_symtab_prevailing_decl): Adjust.
1407 (lto_symtab_get_symtab_def): Remove.
1408 (lto_symtab_get_file_data): Likewise.
1409 (lto_symtab_clear_resolution): Adjust.
1410 (lto_symtab_clear_resolution): Likewise.
1411 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1412 (input_cgraph_1): Likewise.
1413 * lto-streamer-in.c (get_resolution): Do not provide fake
1414 symbol resolutions here.
1415 (deferred_global_decls): Remove.
1416 (lto_register_deferred_decls_in_symtab): Likewise.
1417 (lto_register_var_decl_in_symtab): Change signature, register
1418 variable via lto_symtab_register_decl.
1419 (lto_register_function_decl_in_symtab): Likewise.
1420 (lto_read_tree): Adjust.
1421 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1422 (lto_symtab_merge_var): Likewise.
1423 (lto_symtab_merge_fn): Likewise.
1424 (lto_symtab_register_decl): Declare.
1425 (lto_symtab_merge_decls): Likewise.
1427 2009-10-05 Richard Guenther <rguenther@suse.de>
1429 PR tree-optimization/23821
1430 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1431 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1432 simple IV increments.
1434 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1436 * config/arm/arm.c (arm_override_options): Really initialize
1437 flag_dwarf2_cfi_asm to 0.
1439 2009-10-05 Doug Kwan <dougkwan@google.com>
1441 PR rtl-optimization/41574
1442 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1443 floating point and we are not doing unsafe math optimizations.
1445 2009-10-03 Simon Baldwin <simonb@google.com>
1446 Cary Coutant <ccoutant@google.com>
1447 Rafael Espindola <espindola@google.com>
1448 Richard Guenther <rguenther@suse.de>
1449 Jan Hubicka <jh@suse.cz>
1450 Doug Kwan <dougkwan@google.com>
1451 H.J. Lu <hongjiu.lu@intel.com>
1452 Bill Maddox <maddox@google.com>
1453 Ryan Mansfield <rmansfield@qnx.com>
1454 Diego Novillo <dnovillo@google.com>
1455 Ollie Wild <aaw@google.com>
1456 Kenneth Zadeck <zadeck@naturalbridge.com>
1458 * lto-cgraph.c: New file.
1459 * lto-compress.c: New file.
1460 * lto-compress.h: New file.
1461 * lto-opts.c: New file.
1462 * lto-section-in.c: New file.
1463 * lto-section-out.c: New file.
1464 * lto-streamer-in.c: New file.
1465 * lto-streamer-out.c: New file.
1466 * lto-streamer.c: New file.
1467 * lto-streamer.h: New file.
1468 * lto-symtab.c: New file.
1469 * lto-wpa-fixup.c: New file.
1470 * lto-wrapper.c: New file.
1472 2009-10-03 Simon Baldwin <baldwin@google.com>
1473 Ben Elliston <bje@au.ibm.com>
1474 Rafael Espindola <espindola@google.com>
1475 Nathan Froyd <froydnj@codesourcery.com>
1476 Jan Hubicka <jh@suse.cz>
1477 Doug Kwan <dougkwan@google.com>
1478 Diego Novillo <dnovillo@google.com>
1479 Kenneth Zadeck <zadeck@naturalbridge.com>
1481 * Makefile.in (enable_lto): New.
1482 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1483 (LINKER_PLUGIN_API_H): Define.
1484 (LTO_SYMTAB_H): Define.
1485 (LTO_STREAMER_H): Define.
1486 (TREE_VECTORIZER_H): Define.
1487 (INCLUDES): Add LIBELFINC.
1488 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1489 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1490 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1491 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1492 (native): Add lto-wrapper$(exeext)
1493 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1494 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1495 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1496 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1497 (varasm.o): Add dependency on tree-iterator.h.
1498 (cgraph.o): Add dependency on cif-code.def.
1499 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1500 (ipa-pure-const.o): Likewise.
1501 (GTFILES): Add lto-symtab.c.
1502 (install-lto-wrapper): New.
1503 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1504 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1505 * config.in: Regenerate.
1507 2009-10-03 Rafael Espindola <espindola@google.com>
1508 Diego Novillo <dnovillo@google.com>
1510 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1511 ipa_write_summaries.
1512 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1514 (cgraph_optimize): Make extern.
1516 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1517 Kenneth Zadeck <zadeck@naturalbridge.com>
1519 * toplev.c (in_lto_p): Declare.
1520 * collect2.c (scan_prog_file): Read all the output when reading
1521 information for LTO.
1522 (enum lto_mode_d): Declare.
1524 2009-10-03 Richard Guenther <rguenther@suse.de>
1525 Diego Novillo <dnovillo@google.com>
1527 * gimple.c: Include target.h and alias.h.
1528 (gimple_types): Declare.
1529 (type_hash_cache): Declare.
1530 (gimple_alloc_stat): Make extern.
1531 (gimple_build_eh_must_not_throw): Call
1532 gimple_eh_must_not_throw_set_fndecl.
1533 (struct type_pair_d): Declare.
1534 (type_pair_t): Declare.
1535 (type_pair_hash): New.
1536 (type_pair_eq): New.
1537 (lookup_type_pair): New.
1538 (gimple_force_type_merge): New.
1539 (compare_type_names_p): New.
1540 (compare_field_offset): New.
1541 (gimple_types_compatible_p): New.
1542 (struct sccs): Declare.
1543 (next_dfs_num): Declare.
1544 (iterative_hash_gimple_type): New.
1546 (iterative_hash_type_name): New.
1547 (iterative_hash_gimple_type): New.
1548 (gimple_type_hash): New.
1549 (gimple_type_eq): New.
1550 (gimple_register_type): New.
1551 (print_gimple_types_stats): New.
1552 (gimple_signed_or_unsigned_type): New.
1553 (gimple_unsigned_type): New.
1554 (gimple_signed_type): New.
1555 (gimple_get_alias_set): New.
1556 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1557 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1558 (gimple_force_type_merge): Declare.
1559 (gimple_types_compatible_p): Declare.
1560 (gimple_register_type): Declare.
1561 (print_gimple_types_stats): Declare.
1562 (gimple_unsigned_type): Declare.
1563 (gimple_signed_type): Declare.
1564 (gimple_get_alias_set): Declare.
1565 (gimple_eh_must_not_throw_set_fndecl): New.
1567 2009-10-03 Jan Hubicka <jh@suse.cz>
1568 Kenneth Zadeck <zadeck@naturalbridge.com>
1570 * ipa-pure-const.c: Include lto-streamer.h.
1571 (register_hooks): Factor out of ...
1572 (generate_summary): ... here.
1573 (pure_const_write_summary): New.
1574 (pure_const_read_summary): New.
1575 (pass_ipa_pure_const): Add pure_const_write_summary and
1576 pure_const_read_summary.
1577 * ipa-reference.c: Include lto-streamer.h.
1578 (add_new_function): New.
1579 (remove_node_data): New.
1580 (duplicate_node_data): New.
1581 (ipa_init): Guard against multiple calls.
1582 Move hook setup from analyze_function.
1583 (write_node_summary_p): New.
1584 (ipa_reference_write_summary): New.
1585 (ipa_reference_read_summary): New.
1586 (pass_ipa_reference): Add ipa_reference_write_summary and
1587 ipa_reference_read_summary.
1588 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1589 (struct cgraph_edge): Add fields lto_stmt_uid and
1590 call_stmt_cannot_inline_p.
1591 (cgraph_optimize): Declare.
1592 (cgraph_decide_is_function_needed): Declare.
1593 (reset_inline_failed): Declare.
1594 (enum LTO_cgraph_tags): Declare.
1595 (LTO_cgraph_tag_names): Declare.
1596 (LCC_NOT_FOUND): Define.
1598 2009-10-03 Doug Kwan <dougkwan@google.com>
1599 Rafael Espindola <espindola@google.com>
1600 Jan Hubicka <jh@suse.cz>
1601 Diego Novillo <dnovillo@google.com>
1602 Kenneth Zadeck <zadeck@naturalbridge.com>
1604 * passes.c (all_regular_ipa_passes): New.
1605 (all_ipa_passes): Rename to all_small_ipa_passes.
1606 (init_optimization_passes): Init all_regular_ipa_passes.
1607 * tree-pass.h (all_regular_ipa_passes): New.
1608 (all_ipa_passes): Rename to all_small_ipa_passes.
1609 * passes.c (all_lto_gen_passes): New.
1610 (init_optimization_passes): Initialize all_lto_gen_passes.
1611 (execute_ipa_summary_passes): Make non-static.
1612 (ipa_write_summaries_1): New.
1613 (ipa_write_summaries_2): New.
1614 (ipa_write_summaries): New.
1615 (ipa_write_summaries_of_cgraph_node_set): New.
1616 (ipa_read_summaries_1): New.
1617 (ipa_read_summaries): New.
1618 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1619 (execute_regular_ipa_pass_list): Remove.
1620 (init_optimization_passes): Schedule
1621 pass_rebuild_cgraph_edges and pass_early_inline outside
1622 of pass_all_early_optimizations. Document reason.
1623 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1624 pass_ipa_lto_finish_out): New pass.
1625 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1626 (execute_all_ipa_transforms): New.
1627 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1628 (dump_properties, debug_properties): New.
1629 * tree-optimize.c (gate_all_early_local_passes): Return
1630 false if we are in lto1.
1631 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1632 * tree-pass.h (execute_all_ipa_transforms): Declare.
1633 (pass_ipa_function_and_variable_visibility): Declare.
1634 (pass_ipa_early_inline): Declare.
1635 (pass_ipa_lto_gimple_out): Declare.
1636 (pass_ipa_lto_wpa_fixup): Declare.
1637 (pass_ipa_lto_finish_out): Declare.
1638 (all_small_ipa_passes, all_regular_ipa_passes,
1639 all_lto_gen_passes): Declare.
1640 (execute_ipa_summary_passes): Declare.
1641 (execute_all_ipa_transforms): Declare.
1642 (ipa_write_summaries): Declare
1643 (ipa_write_summaries_of_cgraph_node_set): Declare.
1644 (ipa_read_summaries): Declare.
1646 2009-10-03 Doug Kwan <dougkwan@google.com>
1647 Ollie Wild <aaw@google.com>
1649 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1651 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1652 (lto_mode): New variable.
1653 (maybe_run_lto_and_relink): Handle the -fwpa option.
1654 (main): Handle the -fwpa option.
1655 (maybe_unlink_list): New function.
1656 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1657 * common.opt (flto): New flag.
1658 * toplev.c (flag_generate_lto): Declare.
1660 2009-10-03 Simon Baldwin <simonb@google.com>
1662 * common.opt (flto-compression-level): New flag.
1664 * opts.c: Include lto-opts.h.
1665 (handle_option): Call lto_register_user_option for each
1666 valid option handled.
1667 (decode_options): Clear registered options before the options
1670 2009-10-03 Cary Coutant <ccoutant@google.com>
1672 * collect2.c (is_elf): New function.
1673 (scan_prog_file): Require LTO object to be in ELF format.
1675 2009-10-03 Rafael Espindola <espindola@google.com>
1677 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1678 libgcc to the linker.
1680 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1682 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1683 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1685 * collect2.h (collect_execute): Add flags argument.
1686 * tlink.c (tlink_execute): Update call to collect_execute.
1687 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1688 (use_linker_plugin): New.
1689 (use_linker_plugin_spec_function): New.
1690 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1691 (linker_plugin_file_spec): New.
1692 (lto_wrapper_spec): New.
1693 (lto_gcc_spec): New.
1694 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1695 (static_spec_functions): Add use-linker-plugin.
1696 (process_command): Handle -use-linker-plugin.
1697 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1698 linker_plugin_file_spec and lto_gcc_spec.
1699 (use_linker_plugin_spec_function): New.
1701 2009-10-03 Richard Guenther <rguenther@suse.de>
1705 * tree.h (is_lang_specific): Include LANG_TYPE.
1706 * tree.c (find_decls_types_r): Manually add interesting parts
1707 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1709 * gimple.c (type_pair_hash): Make symmetric.
1710 (type_pair_eq): Likewise.
1711 (lookup_type_pair): Increase initial hashtable size.
1712 (gimple_force_type_merge): Rely on type-pair symmetry.
1713 (visit): Remove excessive checking code.
1714 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1715 (gimple_register_type): Remove getenv calls, shrink initial
1719 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1720 inline functions if not generating lto output.
1723 * toplev.c (finalize): In WPA mode remove the asm file.
1725 2009-10-03 Doug Kwan <dougkwan@google.com>
1727 * ipa-inline.c (cgraph_mark_inline): Check
1728 edge->call_stmt_cannot_inline_p instead of calling
1729 gimple_call_cannot_inline_p.
1730 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1731 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1732 (inline_generate_summary): Do nothing in LTRANS.
1733 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1734 exists before calling gimple_call_cannot_inline_p.
1735 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1736 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1737 Update new_edge->lto_stmt_uid.
1738 * cgraphbuild.c (reset_inline_failed): New.
1740 * common.opt (fwpa): New flag.
1741 (fltrans): New option.
1742 * gcc.c (gcc_lto_option_t): New type.
1743 (current_lto_option): New variable.
1744 (lto_single_spec_function): Remove and is replaced by ..
1745 (lto_option_spec_function): New function.
1746 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1747 passing the -flto flag.
1748 (cc1_options): Separate non-LTO related parts into ..
1749 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1750 (lto1_options): New spec for lto FE.
1751 (link_lto_options): New spec for handling LTO flags in linker.
1752 (invoke_lto_single): Re-format to fit in 80 column. Replace
1753 lto-single with lto-option.
1754 (static_specs): Add cc1_non_lto_options, lto1_options and
1756 (static_spec_function): Replace lto-single with lto-option.
1757 (process_command): Handle -flto, -fwpa and -fltran by setting
1758 current_lto_option and not passing it to subprocess unconditionally.
1760 2009-10-03 Bill Maddox <maddox@google.com>
1762 Add `gcc' driver support for link-time code generation (LTO).
1764 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1765 (lto_flag, lto_objects, lto_o_file): New variables.
1766 (struct lto_object, struct lto_object_list): New structures.
1767 (collect_exit, handler): Remove LTO temporary output file on exit.
1768 (add_lto_object): New function.
1769 (maybe_run_lto_and_relink): New function. Perform link time code
1770 generation and relinking for object files containing LTO information.
1771 (main): Invoke maybe_run_lto_and_relink().
1772 (dump_argv): New function. For debugging, currently disabled.
1773 (scan_prog_file): Add LTO information pass.
1774 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1776 * toplev.c (compile_file): Emit assembler directive to create
1777 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1779 2009-10-03 Diego Novillo <dnovillo@google.com>
1781 * c.opt: Add LTO to warn_abi and warn_psabi.
1783 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1784 inline function. Ignore language-specific nodes. Update all users.
1785 (find_decls_types_r): Do not traverse the subtrees of
1786 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1787 * tree.h (is_lang_specific): New.
1788 * langhooks.h (struct lang_hooks_for_decls): Remove
1789 may_need_assembler_name_p. Update all users.
1791 * c-common.c (set_builtin_user_assembler_name): Move ...
1792 * builtins.c (set_builtin_user_assembler_name): ... here.
1793 (is_builtin_name): Add comment
1794 (is_builtin_fn): New.
1795 * except.c (output_ttype): Only call
1796 lookup_type_for_runtime if TYPE is not a runtime type.
1798 * passes.c (register_pass): Call position_pass on
1799 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1800 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1801 (TV_IPA_LTO_DECL_IO): Define.
1802 (TV_IPA_LTO_CGRAPH_IO): Define.
1804 (TV_WHOPR_WPA): Define.
1805 (TV_WHOPR_WPA_IO): Define.
1806 (TV_WHOPR_LTRANS): Define.
1807 (TV_WHOPR_WPA_FIXUP): Define.
1808 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1809 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1810 * tree-flow.h (tree_node_can_be_shared): Declare.
1811 * tree-inline.c (tree_can_inline_p): Check that E has a
1812 statement associated with it.
1813 * tree.c (free_lang_data_in_binf): Factor out of ...
1814 (free_lang_data_in_type): ... here.
1815 Call RECORD_OR_UNION_TYPE_P.
1816 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1817 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1818 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1819 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1820 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1821 (gate_free_lang_data): Return true if flag_generate_lto is set.
1822 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1823 * c-common.h (set_builtin_user_assembler_name): Move ...
1824 * tree.h (set_builtin_user_assembler_name): ... here.
1826 * common.opt (flto-report): New flag.
1827 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1828 * collect2.c (scan_prog_file): Send the error output of
1829 'nm' to HOST_BIT_BUCKET.
1831 2009-10-03 Ollie Wild <aaw@google.com>
1833 * langhooks-def.h (lhd_begin_section): New function declaration.
1834 (lhd_write_section): New function declaration.
1835 (lhd_end_section): New function declaration.
1836 (LANG_HOOKS_BEGIN_SECTION): New macro.
1837 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1838 (LANG_HOOKS_END_SECTION): New macro.
1839 (LANG_HOOKS_LTO): New macro.
1840 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1841 * langhooks.c (output.h): Add include.
1842 (saved_section): New static variable.
1843 (lhd_begin_section): New function.
1844 (lhd_write_section_data): New function.
1845 (lhd_end_section): New function.
1846 * langhooks.h (struct lang_hooks_for_lto): New structure.
1847 (struct lang_hooks): Add member lto.
1848 * Makefile.in (langhooks.o): Add dependency on output.h.
1850 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1852 2009-10-03 Richard Guenther <rguenther@suse.de>
1854 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1857 2009-10-03 Simon Baldwin <simonb@google.com>
1858 Richard Guenther <rguenther@suse.de>
1859 Janis Johnson <janis187@us.ibm.com>
1860 Doug Kwan <dougkwan@google.com>
1861 Diego Novillo <dnovillo@google.com>
1862 Ramana Radhakrishnan <ramana.r@gmail.com>
1863 Ollie Wild <aaw@google.com>
1865 * doc/install.texi: Add documentation for libelf and --enable-lto.
1866 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1867 -flto-report, -flto-compression-level and -use-linker-plugin.
1868 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1869 Add section for LTO Testing.
1871 2009-10-02 Cary Coutant <ccoutant@google.com>
1873 Add support for comdat type sections for DWARF v4.
1874 Merge from dwarf4 branch.
1876 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1877 (dw_die_ref): Define vector type.
1878 (enum dw_val_class): Add dw_val_class_data8.
1879 (struct dw_val_struct): Add v.val_data8.
1880 (comdat_type_node_ref): New type.
1881 (struct die_struct): Move die_symbol into a union; add new field
1882 die_type_node. Change all uses.
1883 (comdat_type_node): New type.
1884 (skeleton_chain_node): New type.
1885 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1886 (comdat_type_list): New variable.
1887 (dwarf_tag_name): Add DW_TAG_type_unit.
1888 (dwarf_attr_name): Add DW_AT_signature.
1889 (add_AT_data8): New function.
1890 (replace_child): New function.
1891 (move_all_children): New function.
1892 (print_signature): New function.
1893 (print_die): Print signature information; add dw_val_class_data8.
1894 (attr_checksum): Support dw_val_class_data8.
1895 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1896 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1897 (checksum_sleb128, checksum_uleb128): New functions.
1898 (checksum_die_context): New function.
1899 (loc_checksum_ordered): New function.
1900 (attr_checksum_ordered): New function.
1901 (struct checksum_attributes): New structure.
1902 (collect_checksum_attributes): New function.
1903 (die_checksum_ordered): New function.
1904 (generate_type_signature): New function.
1905 (same_dw_val_p): Add dw_val_class_data8.
1906 (is_symbol_die): Use new is_declaration_die function.
1907 (is_declaration_die): New function.
1908 (should_move_die_to_comdat): New function.
1909 (clone_die): New function.
1910 (clone_tree): New function.
1911 (clone_as_declaration): New function.
1912 (copy_declaration_context): New function.
1913 (generate_skeleton_ancestor_tree): New function.
1914 (generate_skeleton_bottom_up): New function.
1915 (generate_skeleton): New function.
1916 (remove_child_or_replace_with_skeleton): New function.
1917 (break_out_comdat_types): New function.
1918 (struct decl_table_entry): New type.
1919 (htab_decl_hash): New function.
1920 (htab_decl_eq): New function.
1921 (htab_decl_del): New function.
1922 (copy_ancestor_tree): New function.
1923 (copy_decls_walk): New function.
1924 (copy_decls_for_unworthy_types): New function.
1925 (build_abbrev_table): Don't assert on missing die_symbol when doing
1926 comdat type sections.
1927 (size_of_die): Use DW_FORM_sig8 for external references. Add
1929 (unmark_dies): Don't assert for unmarked dies when doing comdat
1931 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1932 (output_signature): New function.
1933 (output_die): Likewise.
1934 (output_compilation_unit_header): Mark output as DWARF version 3
1935 even if generating DWARF 4.
1936 (output_comdat_type_unit): New function.
1937 (output_line_info): Mark output as DWARF version 3 even if generating
1939 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1941 (dwarf2out_end_source_file): Likewise.
1942 (prune_unused_types_walk_attribs): Don't follow references into
1943 comdat type sections.
1944 (prune_unused_types_mark): When generating type units, do not mark
1945 children of non-defining declarations of types; do mark children of
1947 (prune_unused_types): Process comdat type sections.
1948 (htab_ct_hash): New function.
1949 (htab_ct_eq): New function.
1950 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1951 Add a pointer to the line table from type unit entries so
1952 DW_AT_decl_file has meaning.
1953 * varasm.c (default_elf_asm_named_section): Use identifier name as
1954 comdat key instead of lang hook.
1956 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1958 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1960 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1962 * config/i386/i386.md (SWIM248): New mode iterator.
1963 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1964 divmodhi4 patterns using SWIM248 macro.
1965 (*divmod<mode>4): Macroize insn_and_split pattern from
1966 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1967 and their corresponding splitters usign SWIM248 macro. Split SImode
1968 insn to generate cltd and DImode insn to generate cqto instead of
1969 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1970 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1971 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1972 *divmodsi_noext patterns using SWIM248 macro.
1973 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1974 udivmodhi4 patterns using SWIM248 macro.
1975 (*udivmod<mode>4): Macroize insn_and_split pattern from
1976 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1977 corresponding splitters using SWIM248 macro.
1978 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1979 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1981 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1983 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1984 of zero-sized element is zero-sized regardless of its extent.
1986 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1989 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1990 * configure: Regenerated.
1991 * config.in: Regenerated.
1992 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1993 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1994 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1995 not emitting .eh_frame, emit .cfi_sections .debug_frame
2000 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2001 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2003 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2004 vars use DECL_RTL with resetting it back to NULL afterwards.
2005 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2006 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2007 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2008 the attribute type allows it, otherwise use DW_FORM_dataN.
2009 (mem_loc_descriptor): Handle CONST_STRING.
2010 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2011 Handle MEM with CONST_STRING address using add_AT_string.
2012 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2013 CONST_STRING for const arrays initialized with a string literal.
2014 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2015 (dwarf2out_finish): Call resolve_addr.
2017 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2018 Maxim Kuvyrkov <maxim@codesourcery.com>
2020 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2022 2009-10-02 Nick Clifton <nickc@redhat.com>
2024 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2025 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2027 2009-10-01 Jan Hubicka <jh@suse.cz>
2029 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2030 (cgraph_create_virtual_clone): Just pass redirect_callers
2032 * cgraph.h (cgraph_clone_node): Update prototype.
2033 * ipa-pure-const.c (self_recursive_p): New function.
2034 (propagate): Use it.
2035 * ipa-inline.c (cgraph_clone_inlined_nodes,
2036 cgraph_decide_recursive_inlining): Update.
2038 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2040 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2041 instructions for TARGET_OCTEON.
2043 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2045 * config/arm/arm.c (arm_override_options): Turn off
2046 flag_dwarf2_cfi_asm for AAPCS variants.
2048 2009-10-01 Martin Jambor <mjambor@suse.cz>
2051 * tree-sra.c (convert_callers): Do not call
2052 compute_inline_parameters on one caller more than once.
2054 2009-10-01 Nick Clifton <nickc@redhat.com>
2056 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2057 an empty string if not already defined.
2059 2009-10-01 Martin Jambor <mjambor@suse.cz>
2062 * tree-sra.c (is_va_list_type): New function.
2063 (find_var_candidates): Call is_va_list_type.
2064 (find_param_candidates): Check that the type or the type pointed
2065 to are not va_list types.
2067 2009-10-01 Martin Jambor <mjambor@suse.cz>
2070 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2071 DECL_ARTIFICIAL (param_decl) is true.
2073 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2075 * tree.h (tree_decl_common::lang_flag_8): New.
2076 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2078 * c-common.h (RID_CONSTEXPR): New.
2080 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2082 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2083 Use ref-all pointers.
2084 (alpha_gimplify_va_arg): Ditto.
2086 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2089 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2090 before insn counting loop now that BB_END (bb) is counted. Ensure
2091 the return value isn't zero.
2093 2009-09-30 Nick Clifton <nickc@redhat.com>
2095 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2096 with separate definitions of c_target_objs and cxx_target_objs.
2097 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2099 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2100 sh_symbian_import_export_class.
2101 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2102 * config/sh/symbian.c: Delete, moving code into...
2103 * config/sh/symbian-base.c: ... here
2104 * config/sh/symbian-c.c: ... and here
2105 * config/sh/symbian-cxx.c: ... and here.
2107 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2110 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2111 of plus RTX into register.
2113 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2115 * doc/install.texi: Linguistic and markup fixes.
2116 (Configuration) <--disable-cpp>: Remove description.
2117 <--enable-maintainer-mode>: Autotools files are affected, too.
2118 <--with-sysroot>: Improve description.
2119 (Building): Bump required GNU make version.
2121 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2123 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2124 (x86_64-*-*): Ditto.
2126 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2127 intrinisics for FMA4.
2128 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2129 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2130 Add FMA4 check and fma4intrin.h.
2131 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2133 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2134 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2135 constant for FMA4 support.
2136 (UNSPEC_FMA4_FMADDSUB): Ditto.
2137 (UNSPEC_FMA4_FMSUBADD): Ditto.
2138 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2139 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2140 (ix86_expand_fma4_multiple_memory): Ditto.
2141 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2142 (OPTION_MASK_ISA_FMA4_UNSET): New.
2143 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2144 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2145 (ix86_handle_option): Handle -mfma4.
2146 (isa_opts): Handle -mfma4.
2147 (enum pta_flags): Add PTA_FMA4.
2148 (override_options): Add FMA4 support.
2149 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2150 (IX86_BUILTIN_VFMADDSD): Ditto.
2151 (IX86_BUILTIN_VFMADDPS): Ditto.
2152 (IX86_BUILTIN_VFMADDPD): Ditto.
2153 (IX86_BUILTIN_VFMSUBSS): Ditto.
2154 (IX86_BUILTIN_VFMSUBSD): Ditto.
2155 (IX86_BUILTIN_VFMSUBPS): Ditto.
2156 (IX86_BUILTIN_VFMSUBPD): Ditto.
2157 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2158 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2159 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2160 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2161 (IX86_BUILTIN_VFNMADDSS): Ditto.
2162 (IX86_BUILTIN_VFNMADDSD): Ditto.
2163 (IX86_BUILTIN_VFNMADDPS): Ditto.
2164 (IX86_BUILTIN_VFNMADDPD): Ditto.
2165 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2166 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2167 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2168 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2169 (IX86_BUILTIN_VFMADDPS256): Ditto.
2170 (IX86_BUILTIN_VFMADDPD256): Ditto.
2171 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2172 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2173 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2174 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2175 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2176 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2177 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2178 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2179 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2180 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2181 (enum multi_arg_type): New enum for describing the various FMA4
2182 intrinsic argument types.
2183 (bdesc_multi_arg): New table for FMA4 intrinsics.
2184 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2185 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2187 (ix86_expand_builtin): Add FMA4 intrinsic support.
2188 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2189 operand instructions.
2190 (ix86_expand_fma4_multiple_memory): New function to split the
2191 second memory reference from FMA4 instructions.
2192 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2193 (ssemodesuffixf2s): Ditto.
2194 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2196 (fma4_fmsub<mode>4): Ditto.
2197 (fma4_fnmadd<mode>4): Ditto.
2198 (fma4_fnmsub<mode>4): Ditto.
2199 (fma4_vmfmadd<mode>4): Ditto.
2200 (fma4_vmfmsub<mode>4): Ditto.
2201 (fma4_vmfnmadd<mode>4): Ditto.
2202 (fma4_vmfnmsub<mode>4): Ditto.
2203 (fma4_fmadd<mode>4256): Ditto.
2204 (fma4_fmsub<mode>4256): Ditto.
2205 (fma4_fnmadd<mode>4256): Ditto.
2206 (fma4_fnmsub<mode>4256): Ditto.
2207 (fma4_fmaddsubv8sf4): Ditto.
2208 (fma4_fmaddsubv4sf4): Ditto.
2209 (fma4_fmaddsubv4df4): Ditto.
2210 (fma4_fmaddsubv2df4): Ditto.
2211 (fma4_fmsubaddv8sf4): Ditto.
2212 (fma4_fmsubaddv4sf4): Ditto.
2213 (fma4_fmsubaddv4df4): Ditto.
2214 (fma4_fmsubaddv2df4): Ditto.
2215 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2216 instructions for intrinsics.
2217 (fma4i_fmsub<mode>4): Ditto.
2218 (fma4i_fnmadd<mode>4): Ditto.
2219 (fma4i_fnmsub<mode>4): Ditto.
2220 (fma4i_vmfmadd<mode>4): Ditto.
2221 (fma4i_vmfmsub<mode>4): Ditto.
2222 (fma4i_vmfnmadd<mode>4): Ditto.
2223 (fma4i_vmfnmsub<mode>4): Ditto.
2224 (fma4i_fmadd<mode>4256): Ditto.
2225 (fma4i_fmsub<mode>4256): Ditto.
2226 (fma4i_fnmadd<mode>4256): Ditto.
2227 (fma4i_fnmsub<mode>4256): Ditto.
2228 (fma4i_fmaddsubv8sf4): Ditto.
2229 (fma4i_fmaddsubv4sf4): Ditto.
2230 (fma4i_fmaddsubv4df4): Ditto.
2231 (fma4i_fmaddsubv2df4): Ditto.
2232 (fma4i_fmsubaddv8sf4): Ditto.
2233 (fma4i_fmsubaddv4sf4): Ditto.
2234 (fma4i_fmsubaddv4df4): Ditto.
2235 (fma4i_fmsubaddv2df4): Ditto.
2237 * doc/invoke.texi (-mfma4): Add documentation.
2238 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2240 2009-09-29 Richard Henderson <rth@redhat.com>
2242 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2243 an edge to the new destination block.
2245 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2248 * pa.c (hppa_profile_hook): Use
2249 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2251 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2252 Alexander Monakov <amonakov@ispras.ru>
2255 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2256 (not_postinc_memory_operand): New.
2257 (not_postinc_move_operand): New.
2258 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2259 (*cmovsi_internal): Ditto.
2261 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2263 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2264 restrict issue_rate in first pass when scheduling for register
2267 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2268 Rafael Avila de Espindola <espindola@google.com>
2270 * gengtype.c (plugin_output): New.
2271 (get_output_file_with_visibility): Return plugin_output for plugins.
2272 (main): Parse and use the -P option.
2273 * gty.texi: Update the command line format.
2275 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2278 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2280 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2281 out if !const_ok_for_output.
2284 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2285 case VAR_LOCATION>: Remove gcc_unreachable ().
2287 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2289 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2290 (x86_64-*-*): Ditto.
2291 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2292 back to smmintrin.h.
2293 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2294 * config/i386/x86intrin.h: Remove SSE5.
2295 * config/i386/mmintrin-common.h: Delete file.
2296 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2298 2009-09-29 Richard Guenther <rguenther@suse.de>
2300 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2301 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2303 2009-09-29 Nick Clifton <nickc@redhat.com>
2305 * function.c (current_function_name): If there is no current
2306 function just return "<none>".
2308 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2310 * tree-pass.h (register_pass_info): New structure.
2311 (pass_positioning_ops): Move enum from gcc-plugin.h.
2312 (register_pass): New function.
2313 * gcc-plugin.h (plugin_pass): Delete structure.
2314 (pass_positioning_ops): Delete enum.
2315 * plugin.c (regsiter_pass): Delete function.
2316 (position_pass): Delete function.
2317 (added_pass_nodes): Delete variable.
2318 (prev_added_pass_nodes): Delete variable.
2319 (pass_list_node): Delete structure.
2320 * passes.c (make_pass_instance): New function.
2321 (next_pass_1): Change to call make_pass_instance.
2322 (pass_list_node): Move structure from gcc-plugin.h.
2323 (added_pass_nodes): Move variable from plugin.c.
2324 (prev_added_pass_nodes): Move variable from plugin.c.
2325 (position_pass): New function.
2326 (register_pass): New function.
2328 2009-09-28 Easwaran Raman <eraman@google.com>
2330 * ifcvt.c (noce_try_abs): Recognize pattern and call
2331 expand_one_cmpl_abs_nojump.
2332 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2333 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2335 2009-09-28 Ian Lance Taylor <iant@google.com>
2338 * c-opts.c (c_common_handle_option): Don't set
2339 warn_jump_misses_init for -Wall.
2340 * doc/invoke.texi (Warning Options): Update documentation.
2342 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2344 * Makefile.in ($(out_object_file)): Depend on
2345 gt-$(basename $(notdir $(out_file))).h.
2347 2009-09-28 Richard Henderson <rth@redhat.com>
2349 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2350 * except.c (gen_eh_region): Set it.
2351 (duplicate_eh_regions_1): Copy it.
2352 * tree-eh.c (lower_resx): Use it to determine which function
2355 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2356 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2357 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2358 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2359 BUILT_IN_CXA_END_CLEANUP if necessary.
2361 * c-common.c (c_define_builtins): Update call to
2362 build_common_builtin_nodes.
2364 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2366 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2368 2009-09-28 Michael Matz <matz@suse.de>
2370 * builtins.c (interclass_mathfn_icode): New helper.
2371 (expand_builtin_interclass_mathfn): Use it here, and split folding
2373 (fold_builtin_interclass_mathfn): ... this new folder.
2374 (build_call_nofold_loc): New static helper.
2375 (build_call_nofold): New wrapper macro for above.
2376 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2377 (expand_builtin_pow): Ditto.
2378 (expand_builtin_memset_args): Ditto.
2379 (expand_builtin_printf): Ditto.
2380 (expand_builtin_fprintf): Ditto.
2381 (expand_builtin_sprintf): Ditto.
2382 (expand_builtin_memory_chk): Ditto.
2383 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2384 (expand_builtin_stpcpy): Ditto.
2385 (expand_builtin_strcmp): Ditto.
2386 (expand_builtin_strncmp): Ditto.
2387 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2388 (expand_builtin_strcpy_args): Don't call folders.
2389 (expand_builtin_memcmp): Ditto.
2390 (expand_builtin_strncpy): Ditto, and use target.
2391 (expand_builtin_memcpy): Ditto.
2392 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2393 expand_builtin_strpbrk, expand_builtin_memmove,
2394 expand_builtin_memmove_args, expand_builtin_bcopy,
2395 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2396 expand_builtin_strspn, expand_builtin_strcspn,
2397 expand_builtin_fputs): Remove these.
2398 (expand_builtin): Don't call the above, change calls to other
2399 expanders that changed prototype.
2400 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2401 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2402 fold_builtin_interclass_mathfn.
2403 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2404 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2406 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2407 * passes.c (init_optimization_passes): Move pass_fold_builtins
2408 after last phiopt pass.
2409 * tree-inline.c (fold_marked_statements): When folding builtins
2410 iterate over all instruction potentially generated.
2411 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2413 (fold_gimple_call): Use it to always fold calls (into potentially
2414 multiple instructions).
2415 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2416 calls into zero at this time.
2417 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2418 statements generated by builtin folding.
2420 2009-09-28 Nick Clifton <nickc@redhat.com>
2422 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2424 2009-09-28 Duncan Sands <baldrick@free.fr>
2426 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2427 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2428 (register_callback): Dispatch it.
2429 (invoke_plugin_callbacks): Incorporate in sanity check.
2430 * ggc.h (ggc_register_cache_tab): Add declaration.
2431 * ggc-common.c (ggc_register_root_tab): Simplify.
2432 (const_ggc_cache_tab_t): New typedef.
2433 (extra_cache_vec): New vector of dynamically added cache tables.
2434 (ggc_register_cache_tab): New function.
2435 (ggc_scan_cache_tab): New function.
2436 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2437 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2439 2009-09-27 Richard Henderson <rth@redhat.com>
2441 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2442 which we remove __builtin_stack_restore.
2444 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2446 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2447 to test for GRD_INVARIANT.
2448 (simple_rhs_p): Anything that's function_invariant_p is fine.
2450 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2452 * gengtype.c (main): Use plunge_files instead of plugin_output.
2454 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2455 Rafael Avila de Espindola <espindola@google.com>
2457 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2458 Don't print pch related info if it is false.
2459 (main): Don't print pch info in plugin mode.
2461 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2463 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2464 with dw_val_class_const_double.
2465 (struct dw_val_struct): Replace val_long_long with val_double and
2466 adjust for above change.
2467 (output_loc_operands): Likewise.
2468 (add_AT_long_long): Rename into...
2469 (add_AT_double): ...this.
2470 (print_die): Replace dw_val_class_long_long with
2471 dw_val_class_const_double and adjust.
2472 (attr_checksum): Likewise.
2473 (same_dw_val_p): Likewise.
2474 (size_of_die): Likewise.
2475 (value_format): Likewise.
2476 (output_die): Likewise.
2477 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2478 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2479 instead of add_AT_long_long.
2480 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2481 value with the precision of its type.
2483 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2486 * c-typeck.c (build_conditional_expr): Use the readonly and
2487 volatile flags of the operand types, not of the operands itself.
2489 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2491 * collect2.c (main): Look for -brtl before adding libraries.
2493 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2495 * config.gcc: Update OpenBSD targets.
2496 * config/openbsd-stdint.h: New file.
2497 * config/openbsd-libpthread.h: New file.
2498 * config/openbsd.h: Update and break out LIB_SPEC definition.
2499 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2500 * config/i386/openbsdelf.h: Correct types.
2501 * config/m68k/openbsd.h: Likewise.
2502 * config/mips/openbsd.h: Likewise.
2503 * config/vax/openbsd.h: Likewise.
2505 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2507 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2508 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2509 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2510 of the length and zero.
2512 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2514 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2515 (FLAGS_H): Add options.h $(REAL_H).
2516 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2517 (TREE_VECTORIZER_H): New.
2518 (EBITMAP_H): Renamed from EBIMAP_H.
2519 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2520 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2521 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2522 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2523 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2524 (graphite-clast-to-gimple.o, graphite-dependences.o)
2525 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2526 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2527 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2528 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2529 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2530 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2531 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2532 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2533 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2534 updated and fixed as per above changes and per
2535 check_makefile_deps.sh output.
2538 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2539 * configure: Regenerate.
2541 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2543 * doc/install.texi: Update minimum MPC version to 0.7.
2545 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2547 * doc/install.texi (Binaries): Remove reference to the binary
2548 distribution CD-ROM from the FSF.
2550 2009-09-26 Michael Matz <matz@suse.de>
2554 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2555 that are mentioned in the body.
2557 2009-09-26 Michael Matz <matz@suse.de>
2559 PR tree-optimization/41454
2560 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2561 (tree_ssa_dominator_optimize): Don't allocate and free it.
2562 (dom_opt_leave_block): Don't iterate over it.
2563 (eliminate_redundant_computations): Don't return a value.
2564 (cprop_operand, cprop_into_stmt): Ditto.
2565 (optimize_stmt): Don't defer updating stmts.
2567 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2569 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2570 generic_parameter_die, template_parameter_pack_die,
2571 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2572 renaming DW_TAG_formal_parameter_pack and
2573 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2574 and DW_TAG_GNU_template_parameter_pack.
2576 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2578 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2579 * config/v850/v850.c (v850_function_value): New function.
2580 (TARGET_FUNCTION_VALUE): Define.
2582 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2584 * tree-vect-stmts.c (vectorizable_call): Call
2585 mark_symbols_for_renaming after vect_finish_stmt_generation.
2587 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2588 to loc_descriptor_from_tree.
2589 (add_location_or_const_value_attribute): Pass 0 instead of 2
2590 for decl_by_reference_p decls.
2592 2009-09-25 Richard Guenther <rguenther@suse.de>
2595 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2598 2009-09-25 Ben Elliston <bje@au.ibm.com>
2600 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2603 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2605 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2606 form of instruction.
2608 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2611 * fold-const.c (const_binop): Handle complex int division.
2612 * tree-complex.c (expand_complex_div_straight,
2613 expand_complex_div_wide): Update comments.
2615 2009-09-24 DJ Delorie <dj@redhat.com>
2618 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2619 (reg_class): Likewise.
2620 (REG_CLASS_NAMES): Likewise.
2621 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2622 (m32c_override_options): Disable -fivopts for M32C.
2624 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2626 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2627 Delete VSX load/store with update support.
2628 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2629 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2633 (VStype_load_update): Ditto.
2634 (VStype_store_update): Ditto.
2635 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2636 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2638 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2639 load/store with update builtins.
2641 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2643 * libgcc2.c (L_trampoline): Prototype for getpagesize
2644 and mprotect in WINNT case.
2646 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2648 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2649 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2650 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2651 'outgoing' argument.
2652 (TARGET_FUNCTION_VALUE): Define.
2654 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2656 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2658 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2661 * common.opt: Initialize dwarf_strict to -1.
2662 * toplev.c (process_options): Catch unset dwarf_strict
2663 and set to 0 for all targets not overriding.
2664 * config/darwin.c (darwin_override_options): Catch unset
2665 dwarf_strict and override to 1.
2667 2009-09-24 Jeff Law <law@redhat.com>
2669 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2671 2009-09-24 Richard Guenther <rguenther@suse.de>
2673 PR tree-optimization/36143
2674 PR tree-optimization/38747
2675 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2676 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2678 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2681 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2682 return false instead of gcc_unreachable (). For CONST return the
2683 value returned by recursive call instead of always returning true.
2684 (tree_add_const_value_attribute): Return the value returned by
2685 add_const_value_attribute instead of always returning true if rtl
2688 2009-09-23 Justin Seyster <jrseys@gmail.com>
2690 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2692 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2694 * cgraphunit.c (cgraph_lower_function): Revert last change.
2695 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2696 instead of DECL_NO_STATIC_CHAIN.
2697 * tree-cfg.c (verify_gimple_call): Likewise.
2698 * tree-nested.c (get_chain_decl, get_chain_field,
2699 convert_tramp_reference_op, convert_gimple_call): Likewise.
2700 (convert_all_function_calls): Likewise. Always set or clear
2701 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2702 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2703 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2705 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2706 DECL_NO_STATIC_CHAIN.
2707 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2708 instead of DECL_NO_STATIC_CHAIN.
2709 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2710 decl_function_context.
2711 * varasm.c (initializer_constant_valid_p): Likewise.
2712 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2713 (DECL_STATIC_CHAIN): ... this.
2714 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2715 instead of DECL_NO_STATIC_CHAIN.
2717 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2718 Rafael Avila de Espindola <espindola@google.com>
2720 * gengtype.c (nb_plugin_files): Make it unsigned to match
2721 num_gt_files. Adjust other variables to avoid warnings.
2722 (main): Allocate an all zero lang_bitmap before each plugin file name
2723 to match regular file names.
2725 2009-09-23 Richard Henderson <rth@redhat.com>
2727 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2728 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2729 static chain passed in memory.
2730 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2731 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2732 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2733 STATIC_CHAIN_REGNUM defined.
2735 * config/picochip/picochip-protos.h: s/class/klass/.
2736 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2737 (picochip_static_chain): New.
2738 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2739 (STATIC_CHAIN_INCOMING): Remove.
2741 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2742 (xtensa_static_chain): New.
2743 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2744 (STATIC_CHAIN_INCOMING): Remove.
2746 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2748 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2749 * config/pa/pa-protos.h (function_value): Remove.
2750 * config/pa/pa.c (pa_function_value): Rename from function_value.
2751 Make static, add 'outgoing' argument.
2752 (TARGET_FUNCTION_VALUE): Define.
2754 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2756 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2757 instead of cfun->machine->is_leaf.
2758 * config/avr/avr.h (machine_function): Remove is_leaf field.
2760 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2763 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2764 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2765 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2766 the same size, prefer DW_OP_stack_value.
2767 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2768 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2770 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2773 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2775 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2778 * cfgexpand.c (convert_debug_memory_address): New.
2779 (expand_debug_expr): Convert base address and offset to the same
2780 mode. Use it to convert addresses to other modes. Accept
2783 2009-09-23 Richard Guenther <rguenther@suse.de>
2785 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2786 produced for bigendian targets with promoted subregs.
2788 2009-09-23 Richard Guenther <rguenther@suse.de>
2790 * value-prof.c (gimple_ic): Purge old EH edges only after building
2793 2009-09-23 Nick Clifton <nickc@redhat.com>
2795 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2797 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2800 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2803 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2804 on non-nested functions.
2806 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2807 Jan Hubicka <jh@suse.cz>
2809 * dwarf2out.c (loc_list_plus_const): Only define if
2810 DWARF2_DEBUGGING_INFO.
2811 (address_of_int_loc_descriptor): Likewise.
2814 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2816 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2819 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2820 constant is more than zero.
2822 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2825 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2826 call final to emit non-scheduled prologue, instead insert at entry.
2828 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2829 Joseph S. Myers <joseph@codesourcery.com>
2831 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2833 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2834 Rafael Avila de Espindola <espindola@google.com>
2836 * gengtype.c (is_file_equal): New function.
2837 (close_output_files): Use is_file_equal. Free of->buf.
2839 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2840 Rafael Avila de Espindola <espindola@google.com>
2842 * gengtype.c (write_types, write_local): Add the output_header
2843 argument. Update all callers.
2845 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2847 * dwarf2out.c (template_parameter_pack_die,
2848 gen_formal_parameter_pack_die ): New functions.
2849 (make_ith_pack_parameter_name): Remove this function.
2850 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2851 DW_TAG_formal_parameter_pack.
2852 (gen_generic_params_dies): Represent each template parameter pack
2853 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2854 represented by usual DW_TAG_template_*_parameter DIEs that are
2855 children of the DW_TAG_template_parameter_pack element DIE.
2856 (generic_parameter_die): This doesn't deal with parameter pack
2857 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2858 of parameter pack DIEs.
2859 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2860 in certain cases, e.g. for pack elements.
2861 (gen_formal_types_die, gen_decl_die): Adjust usage of
2862 gen_formal_parameter_die.
2863 (gen_subprogram_die): Represent each function parameter pack by a
2864 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2865 represented by usual DW_TAG_formal_parameter DIEs that are children
2866 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2867 ____builtin_va_alist decls as no part of the compiler uses those
2869 * langhooks.h (struct lang_hooks_for_decls): Add
2870 function_parm_expanded_from_pack_p, get_generic_function_decl
2871 and function_parameter_pack_p hooks. Fix comment for
2872 get_innermost_generic_parms hook.
2873 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2874 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2875 macros and use them to initialize lang_hook.
2877 2009-09-22 Richard Henderson <rth@redhat.com>
2879 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2880 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2881 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2882 on TRAMPOLINE_TEMPLATE.
2883 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2884 TRAMPOLINE_ADJUST_ADDRESS.
2885 * targhooks.c (default_asm_trampoline_template): Remove.
2886 (default_trampoline_adjust_address): Remove.
2887 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2888 * targhooks.h: Update decls.
2890 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2892 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2893 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2894 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2896 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2899 * reload1.c (reload): Reset debug insns with pseudos without
2902 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2904 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2905 unconditional true for decimal float modes.
2906 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2907 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2909 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2911 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2912 Enable a new case for __FreeBSD__ >= 7.
2913 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2914 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2915 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2916 and USE_LD_AS_NEEDED.
2918 * doc/install.texi (*-*-freebsd*): Update target information.
2920 2009-09-22 Richard Guenther <rguenther@suse.de>
2923 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2924 arrays really properly.
2926 2009-09-22 Richard Henderson <rth@redhat.com>
2929 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2930 calls.static_chain, calls.trampoline_init,
2931 calls.trampoline_adjust_address.
2932 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2933 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2934 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2935 * builtins.c (expand_builtin_setjmp_receiver): Use
2936 targetm.calls.static_chain; only clobber registers.
2937 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2938 set up memory attributes properly for the trampoline block.
2939 (expand_builtin_adjust_trampoline): Use
2940 targetm.calls.trampoline_adjust_address.
2941 * calls.c (prepare_call_address): Add fndecl argument. Use
2942 targetm.calls.static_chain.
2943 * df-scan.c (df_need_static_chain_reg): Remove.
2944 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2945 consolodate static chain handling.
2946 * doc/tm.texi: Document new hooks.
2947 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2948 (init_emit_regs): Don't initialize them.
2949 * expr.h (prepare_call_address): Update decl.
2950 * final.c (profile_function): Use targetm.calls.static_chain.
2951 * function.c (expand_function_start): Likewise.
2952 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2953 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2954 only clobber registers.
2955 * targhooks.c (default_static_chain): New.
2956 (default_asm_trampoline_template, default_trampoline_init): New.
2957 (default_trampoline_adjust_address): New.
2958 * targhooks.h: Declare them.
2959 * varasm.c (assemble_trampoline_template): Use
2960 targetm.asm_out.trampoline_template. Make the memory block const
2963 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2964 alpha_initialize_trampoline. Make static. Merge VMS parameter
2965 differences into the TARGET_ABI_OPEN_VMS code block.
2966 (TARGET_TRAMPOLINE_INIT): New.
2967 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2968 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2969 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2970 (INITIALIZE_TRAMPOLINE): Remove.
2972 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2973 (TRAMPOLINE_TEMPLATE): Merge with ...
2974 (INITIALIZE_TRAMPOLINE): ... this and move ...
2975 * config/arc/arc.c (arc_trampoline_init): ... here.
2976 (TARGET_TRAMPOLINE_INIT): New.
2978 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2979 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2980 (arm_asm_trampoline_template): New.
2981 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2982 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2983 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2984 code to arm_asm_trampoline_template.
2985 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2986 arm_trampoline_adjust_address.
2987 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2988 adjust for target hook parameters.
2990 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2993 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2994 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2995 (bfin_trampoline_init): Rename from initialize_trampoline;
2996 make static; update for target hook parameters.
2997 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2998 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2999 bfin_asm_trampoline_template.
3000 (INITIALIZE_TRAMPOLINE): Remove.
3002 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3003 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3004 cris_trampoline_init): New.
3005 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3006 cris_asm_trampoline_template.
3007 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3008 adjust for target hook parameters.
3010 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3012 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3013 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3014 fr30_trampoline_init): New.
3015 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3016 fr30_asm_trampoline_template.
3017 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3018 adjust for target hook parameters.
3020 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3021 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3022 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3023 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3024 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3026 * config/h8300/h8300.c (h8300_trampoline_init): New.
3027 (TARGET_TRAMPOLINE_INIT): New.
3028 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3029 to h8300_trampoline_init and adjust for hook parameters.
3031 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3032 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3033 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3034 make static; adjust for hook parameters.
3035 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3037 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3038 (TARGET_TRAMPOLINE_INIT): New.
3039 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3040 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3041 iq2000_asm_trampoline_template.
3042 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3043 (TRAMPOLINE_CODE_SIZE): New.
3044 (TRAMPOLINE_SIZE): Use it.
3045 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3047 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3048 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3049 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3050 adjust for hook parameters.
3051 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3053 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3054 (m32r_trampoline_init): New.
3055 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3056 m32r_trampoline_init.
3058 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3059 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3060 make static; update for hook parameters.
3061 * config/m68hc11/m68hc11-protos.h: Update.
3062 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3064 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3065 (TARGET_TRAMPOLINE_INIT): New.
3066 (mcore_function_value): Fix typo.
3067 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3068 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3069 to mcore_asm_trampoline_template.
3070 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3072 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3073 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3074 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3075 update for hook parameters.
3076 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3078 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3079 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3080 mips_trampoline_init): New.
3081 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3082 mips_asm_trampoline_template.
3083 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3084 update for hook parameters.
3086 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3087 (TARGET_TRAMPOLINE_INIT): New.
3088 (mmix_trampoline_size): Remove.
3089 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3090 make static. Remove out-of-date tetra vs octa comment.
3091 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3092 make static; update for hook parameters.
3093 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3094 (INITIALIZE_TRAMPOLINE): Remove.
3095 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3096 (TRAMPOLINE_ALIGNMENT): New.
3097 * gcc/config/mmix/mmix-protos.h: Update.
3099 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3100 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3101 mn10300_trampoline_init): New.
3102 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3103 mn10300_asm_trampoline_template.
3104 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3106 * config/moxie/moxie.c (moxie_static_chain,
3107 moxie_asm_trampoline_template, moxie_trampoline_init,
3108 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3109 TARGET_TRAMPOLINE_INIT): New.
3110 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3111 moxie_trampoline_init.
3112 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3113 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3115 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3116 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3117 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3118 pa_trampoline_adjust_address): New.
3119 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3120 pa_asm_trampoline_template.
3121 (TRAMPOLINE_ALIGNMENT): New.
3122 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3123 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3124 adjust for hook parameters.
3125 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3127 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3128 (TARGET_TRAMPOLINE_INIT): New.
3129 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3130 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3132 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3134 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3135 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3136 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3137 make static; adjust parameters for the hook.
3138 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3140 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3141 s390_trampoline_template; make static.
3142 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3143 make static; adjust for target hook.
3144 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3145 * config/s390/s390-protos.h: Remove trampoline decls.
3146 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3147 (TRAMPOLINE_TEMPLATE): Remove.
3148 (TRAMPOLINE_ALIGNMENT): New.
3150 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3151 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3152 (TARGET_TRAMPOLINE_INIT): New.
3153 (score_asm_trampoline_template): New.
3154 (score_trampoline_init): Rename from score_initialize_trampoline;
3155 make static; adjust for hook parameters.
3156 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3157 score[37]_asm_trampoline_template.
3158 (INITIALIZE_TRAMPOLINE): Remove.
3159 * config/score/score3.c (score3_asm_trampoline_template): New.
3160 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3161 adjust for target hook.
3162 * config/score/score7.c (score7_asm_trampoline_template): New.
3163 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3164 adjust for target hook.
3165 * config/score/score3.h, config/score/score7.h: Update.
3167 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3168 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3169 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3170 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3171 make static; adjust for target hook parameters.
3172 (sh_trampoline_adjust_address): New.
3173 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3174 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3176 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3177 (sparc32_initialize_trampoline): Rename from
3178 sparc_initialize_trampoline; make static; replace tramp parameter
3179 with m_tramp and update memory accesses.
3180 (sparc64_initialize_trampoline): Similarly.
3181 (sparc_trampoline_init): New.
3182 * config/sparc/sparc-protos.h: Remove trampoline decls.
3183 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3184 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3186 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3187 (array_to_constant): Make ARR parameter const.
3188 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3189 make static; update for hook parameters.
3190 * config/spu/spu-protos.h: Update decls.
3191 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3193 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3194 from xstormy16_initialize_trampoline; make static; update for
3196 (TARGET_TRAMPOLINE_INIT): New.
3197 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3199 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3200 (TARGET_TRAMPOLINE_INIT): New.
3201 (v850_can_eliminate): Make static.
3202 (v850_asm_trampoline_template, v850_trampoline_init): New.
3203 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3204 v850_asm_trampoline_template.
3205 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3206 and adjust for target hook parameters.
3208 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3209 (TARGET_TRAMPOLINE_INIT): New.
3210 (vax_asm_trampoline_template, vax_trampoline_init): New.
3211 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3212 vax_asm_trampoline_template.
3213 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3215 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3216 (TARGET_TRAMPOLINE_INIT): New.
3217 (xtensa_asm_trampoline_template): Rename from
3218 xtensa_trampoline_template; make static.
3219 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3220 make static; update for hook parameters.
3221 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3222 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3223 (INITIALIZE_TRAMPOLINE): Remove.
3225 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3226 error for nested functions with regparm=3.
3227 (ix86_compute_frame_layout): Adjust frame pointer offset for
3228 ix86_static_chain_on_stack.
3229 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3230 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3231 don't reset to UNITS_PER_WORD.
3232 (ix86_emit_leave): Adjust ix86_cfa_state.
3233 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3234 (ix86_static_chain): New.
3235 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3236 make static; update for target hook parameters; use ix86_static_chain.
3237 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3238 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3239 (INITIALIZE_TRAMPOLINE): Remove.
3240 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3241 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3242 to the end. Add static_chain_on_stack.
3243 (ix86_static_chain_on_stack): New.
3245 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3246 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3247 (m68k_trampoline_init): New.
3248 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3249 m68k_trampoline_init and adjust for hook parameters.
3250 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3251 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3253 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3255 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3256 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3258 * reload1.c (reload): Call wrap_constant when substituting
3259 reg for equiv inside of DEBUG_INSNs.
3262 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3263 add_call_src_coords_attributes, add_high_low_attributes,
3264 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3265 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3266 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3267 when -gdwarf-2 -gstrict-dwarf.
3268 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3269 -gdwarf-[23] -gstrict-dwarf.
3270 (address_of_int_loc_descriptor, loc_descriptor,
3271 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3272 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3273 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3275 2009-09-22 Richard Guenther <rguenther@suse.de>
3277 PR tree-optimization/41428
3278 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3279 (ccp_finalize): Pass it to substitute_and_fold.
3281 2009-09-22 Richard Guenther <rguenther@suse.de>
3283 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3284 (substitute_and_fold): Adjust prototype.
3285 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3286 (simplify_stmt_using_ranges): Likewise.
3287 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3288 (vrp_fold_stmt): New function.
3289 (vrp_finalize): Pass it to substitute_and_fold.
3290 * tree-flow.h (vrp_evaluate_conditional): Remove.
3291 (simplify_stmt_using_ranges): Likewise.
3292 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3293 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3294 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3296 (fold_predicate_in): Move to tree-vrp.c.
3297 (substitute_and_fold): Use the callback instead of calling into
3298 tree-vrp.c functions directly.
3300 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3302 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3303 comparison warning on rs6000.
3306 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3307 GIMPLE_EH_MUST_NOT_THROW cleanup.
3308 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3310 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3313 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3314 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3315 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3316 libSystem which is derived from the gcc 4.2.1 unwinder.
3318 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3321 * varasm.c (default_encode_section_info): Copy TLS model into
3322 sym_ref flags regardless of backend support for TLS, for all
3323 model types except TLS_MODEL_EMULATED.
3325 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3328 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3329 we can handle it correctly.
3331 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3333 * doc/install.texi (os2): Remove section.
3335 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3337 * doc/standards.texi (Objective-C): Adjust two URLs.
3339 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3341 * tree-tailcall.c (process_assignment): Don't check if a
3342 multiplication or an addition are already present.
3343 (find_tail_calls): Combine multiple additions and multiplications.
3344 (adjust_accumulator_values): Emit accumulators.
3346 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3348 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3349 xmm register restore.
3351 2009-09-21 Jan Hubicka <jh@suse.cz>
3353 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3354 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3357 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3359 * stor-layout.c (layout_type): Remove obsolete code.
3361 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3364 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3366 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3369 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3370 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3371 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3372 * fold-const.c (const_binop): Likewise.
3373 * real.h (do_mpc_arg2): Update prototype.
3375 2009-09-20 Jan Hubicka <jh@suse.cz>
3377 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3378 (add_location_or_const_value_attribute): Rewrite using
3380 (tree_add_const_value_attribute): Return true if successful.
3381 (tree_add_const_value_attribute_for_decl): Likewise.
3383 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3384 (loc_descriptor): ... here;
3385 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3386 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3387 pool items that was not marked for output.
3388 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3389 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3390 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3391 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3392 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3393 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3394 DW_OP_stack_value to get address of items that are not available
3396 (dw_loc_list): Handle single element lists correctly.
3398 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3399 Pascal Obry <obry@adacore.com>
3401 * unwind-dw2-fde.c (classify_object_over_fdes):
3402 Cast the constant 1 to _Unwind_Ptr.
3403 (add_fdes): Likewise.
3404 (linear_search_fdes): Likewise.
3406 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3408 * stor-layout.c (set_sizetype): Avoid useless type copy.
3410 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3412 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3414 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3415 * configure, config.in: Regenerate.
3416 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3418 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3419 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3420 for global data if the output could be used in a shared library.
3421 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3422 to 0 if TARGET_WRITABLE_EH_FRAME.
3424 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3426 PR rtl-optimization/39886
3427 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3428 just when insn is equal to BB_END (bb).
3430 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3432 * config/mips/mips.opt (mrelax-pic-calls): New option.
3433 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3435 (mips_unspec_call): Change "unspec_call" expander into this.
3436 (mips_strip_unspec_call): New function.
3437 (mips_got_load): Call mips_unspec_call instead of
3438 gen_unspec_call<mode>.
3439 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3441 (mips_cfg_in_reorg): New function.
3442 (mips16_lay_out_constants): Use it to decide whether to call
3443 CFG-aware insn splitting.
3444 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3445 mips_reorg. Move DF set-up code from here ...
3446 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3448 (mips_reorg): Call mips_df_reorg instead of
3449 r10k_insert_cache_barriers. Move CFG set-up code here from
3450 r10k_insert_cache_barriers.
3451 (mips_call_expr_from_insn): New function.
3452 (mips_pic_call_symbol_from_set): Likewise.
3453 (mips_find_pic_call_symbol): Likewise.
3454 (mips_annotate_pic_call_expr): Likewise.
3455 (mips_get_pic_call_symbol): Likewise.
3456 (mips_annotate_pic_calls): Likewise.
3457 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3459 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3460 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3461 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3463 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3464 (unspec_call<mode>): Remove it.
3465 (sibcall_internal, sibcall_value_internal,
3466 sibcall_value_multiple_internal, call_internal, call_split,
3467 call_value_internal, call_value_split,
3468 call_value_multiple_internal, call_value_multiple_split): Pass
3469 SIZE_OPNO to MIPS_CALL.
3470 (call_internal_direct, call_direct_split,
3471 call_value_internal_direct, call_value_direct_split): Pass -1 as
3472 SIZE_OPNO to MIPS_CALL.
3473 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3474 * configure: Regenerate.
3475 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3476 and -mno-relax-pic-calls.
3477 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3479 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3482 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3483 in the directory this rule is called from, rather than the
3484 toplevel 'gcc' directory, to fix in-tree build.
3486 2009-09-19 Chris Demetriou <cgd@google.com>
3488 PR preprocessor/28435:
3489 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3490 to cpplib that the preprocessor output is needed.
3492 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3494 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3495 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3496 *return_and_restore_fpregs_<mode>,
3497 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3500 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3501 instead of assuming it has always a REG inside of it.
3503 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3505 * config/freebsd.h: Update comment on types.
3506 (WINT_TYPE): Define.
3508 2009-09-18 Jason Merrill <jason@redhat.com>
3510 * c.opt: Add -fno-deduce-init-list.
3512 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3514 * value-prof.c (interesting_stringop_to_profile_p): Added output
3515 argument to indicate which parameter is the size parameter.
3516 * value-prof.c (gimple_stringop_fixed_value): Use
3517 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3518 * value-prof.c (gimple_stringops_transform): Update call sites to
3519 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3521 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3524 From David Binderman <dcb314@hotmail.com>:
3525 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3526 local variable f. Remove stale comments.
3527 (ix86_compute_frame_layout): Remove useless local variable total_size.
3528 Remove #if 0'd code.
3529 (legitimate_address_p): Remove useless local variables
3530 reason_rtx and reason.
3531 (ix86_split_copysign_const): Remove useless local variable op1.
3532 (scale_counter): Remove useless local variable piece_size_mask.
3534 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3536 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3539 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3542 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3544 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3546 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3549 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3551 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3552 DW_OP_implicit_value even without dwarf_version 4.
3554 2009-09-17 Jan Hubicka <jh@suse.cz>
3556 * dwarf2out.c: Include tree-pass.h and gimple.h.
3557 (loc_list_plus_const): New function.
3558 (loc_descriptor_from_tree_1): Rename to ...
3559 (loc_descriptor_from_tree): ... remove original.
3560 (loc_list_from_tree): New function.
3561 (add_AT_location_description): Accept location list.
3562 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3563 (concatn_mem_loc_descriptor): Remove.
3564 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3566 (secname_for_decl): Move up.
3567 (hidden_reference_p): New function; break out from ...
3568 (loc_by_refernece): ... here; move up.
3569 (dw_loc_list): New function.
3570 (single_element_loc_list): New function.
3571 (single_element_loc_list_p): New function.
3572 (add_loc_descr_to_each): New function.
3573 (add_loc_list): New function.
3574 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3575 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3576 add diagnostics why expansion failed.
3577 (add_location_or_const_value_attribute): Support location lists.
3578 (add_bound_info): Likewise.
3579 (descr_info_loc): Update call of loc_descriptor_from_tree.
3580 (gen_variable_die): Work on location lists.
3581 * final.c (pass_final): Add dump file.
3582 * Makefile.in (dwarf2out.o): Add new dependencies.
3584 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3587 * real.c decimal_from_integer, decimal_integer_string): New.
3588 (real_from_integer): Use them as special case for decimal float.
3589 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3590 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3591 Do not append zero after the decimal point in string to convert.
3593 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3595 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3596 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3598 2009-09-17 Martin Jambor <mjambor@suse.cz>
3600 * common.opt (fipa-sra): New switch.
3601 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3602 * timevar.def (TV_IPA_SRA): New timevar.
3603 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3604 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3605 * tree-sra.c: Include cgraph.c.
3606 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3607 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3608 and grp_not_necessarilly_dereferenced.
3609 (func_param_count): New variable.
3610 (encountered_apply_args): New variable.
3611 (bb_dereferences): New variable.
3612 (final_bbs): New variable.
3613 (no_accesses_representant): New variable.
3614 (no_accesses_p): New function.
3615 (dump_access): Dump the new fields.
3616 (sra_initialize): Set encountered_apply_args to false.
3617 (get_ssa_base_param): New function.
3618 (mark_parm_dereference): New function.
3619 (create_access): Caring for INIDRECT_REFs and different handling of
3620 varialble length accesses in early IPA SRA. Store the stmt - a new
3621 parameter - to the new access.
3622 (build_access_from_expr_1): New parameter stmt, passed to
3623 create_access. Handle INDIRECT_REFs.
3624 (build_access_from_expr): Pass the current statement to
3625 build_access_from_expr_1.
3626 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3628 (build_accesses_from_assign): Pass the current statement to
3629 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3630 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3631 final_bbs when necessary. Check for calls to __builtin_apply_args.
3632 Fixup EH info if anythng was changed.
3633 (is_unused_scalar_param): New function.
3634 (ptr_parm_has_direct_uses): New function.
3635 (find_param_candidates): New function.
3636 (mark_maybe_modified): New function.
3637 (analyze_modified_params): New function.
3638 (propagate_dereference_distances): New function.
3639 (dump_dereferences_table): New function.
3640 (analyze_caller_dereference_legality): New function.
3641 (unmodified_by_ref_scalar_representative): New function.
3642 (splice_param_accesses): New function.
3643 (decide_one_param_reduction): New function.
3644 (enum ipa_splicing_result): New type.
3645 (splice_all_param_accesses): New function.
3646 (get_param_index): New function.
3647 (turn_representatives_into_adjustments): New function.
3648 (analyze_all_param_acesses): New function.
3649 (get_replaced_param_substitute): New function.
3650 (get_adjustment_for_base): New function.
3651 (replace_removed_params_ssa_names): New function.
3652 (sra_ipa_reset_debug_stmts): New function.
3653 (sra_ipa_modify_expr): New function.
3654 (sra_ipa_modify_assign): New function.
3655 (convert_callers): New function.
3656 (modify_function): New function.
3657 (ipa_sra_preliminary_function_checks): New function.
3658 (ipa_early_sra): New function.
3659 (ipa_early_sra_gate): New function.
3660 (pass_early_ipa_sra): New variable.
3661 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3663 2009-09-17 Michael Matz <matz@suse.de>
3666 * tree.c (build_type_attribute_qual_variant): Export.
3667 * tree.h (build_type_attribute_qual_variant): Declare.
3668 * tree-inline.c (remap_type_1): Use it to build variants with
3669 the original qualifiers and attributes.
3671 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3673 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3674 without a fallthrough edge.
3676 2009-09-16 DJ Delorie <dj@redhat.com>
3678 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3679 chip and ignore the "fast_interrupt" attribute if so.
3681 2009-09-16 Richard Henderson <rth@redhat.com>
3684 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3687 2009-09-16 Richard Henderson <rth@redhat.com>
3690 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3691 is set only if DECL_NO_STATIC_CHAIN is unset.
3692 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3693 (FOR_EACH_NEST_INFO): New.
3694 (walk_all_functions): Use it.
3695 (finalize_nesting_tree): Likewise.
3696 (unnest_nesting_tree): Likewise.
3697 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3698 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3699 (convert_gimple_call): Early out if gimple_call_chain already set.
3700 (convert_all_function_calls): Iterate until no new functions
3701 require a static chain.
3702 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3703 when building a trampoline. Use dump_function_to_file instead
3705 (lower_nested_functions): Open dump_file. Validate that decls
3706 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3707 bit reset by this pass.
3709 2009-09-16 Michael Matz <matz@suse.de>
3712 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3713 shorten decl_common_unused.
3714 (DECL_RESTRICTED_P): New accessor.
3715 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3716 to disambiguate marked decls and restrict pointers.
3718 2009-09-16 Richard Henderson <rth@redhat.com>
3721 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3723 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3725 * integrate.c (set_block_abstract_flags): Call
3726 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3728 2009-09-16 Richard Guenther <rguenther@suse.de>
3731 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3734 2009-09-16 DJ Delorie <dj@redhat.com>
3735 Kaz Kojima <kkojima@gcc.gnu.org>
3737 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3738 (sh_expand_prologue): Update calls to output_stack_adjust.
3739 (sh_expand_epilogue): Likewise.
3741 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3744 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3745 trying to limit the extent of searches in the insn stream.
3747 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3748 Jakub Jelinek <jakub@redhat.com>
3752 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3754 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3755 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3756 (rs6000_savres_strategy): Always save FP registers inline if the
3757 target doesn't support hardware double-precision. Set the above
3758 bits in return value when needed.
3759 (rs6000_savres_routine_sym): Fix computation for cache selector.
3760 Mark the generated symbol as a function. Rename exitp argument to
3761 lr. Move code for determining the name of the symbol...
3762 (rs6000_savres_routine_name): ...here. New function. Add cases for
3763 getting the names right on AIX and 64-bit Linux.
3764 (savres_routine_name): New variable.
3765 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3766 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3767 on what the target routine uses as a base register. If savep && lr
3768 describe saving of r0 into memory slot.
3769 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3770 line calls for AIX ABI.
3771 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3772 determine FP save/restore functions.
3773 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3774 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3776 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3777 Duplicate restoration of LR and execute the appropriate one
3778 depending on whether GPRs are being restored inline. Set r11 from
3779 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3780 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3781 Fix out of line calls for AIX ABI.
3782 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3784 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3786 (*restore_gpregs_spe): Likewise.
3787 (*return_and_restore_gpregs_spe): Likewise.
3788 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3789 Define to empty string unconditionally.
3790 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3791 Define to empty string unconditionally.
3792 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3795 2009-09-15 Jan Hubicka <jh@suse.cz>
3797 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3798 * params.def (inline-insns-auto): Likewise.
3800 2009-09-15 Martin Jambor <mjambor@suse.cz>
3802 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3803 individual statements only at TDF_DETAILS dump level. Format
3804 source for 80 characters per line.
3806 2009-09-15 Christian Bruel <christian.bruel@st.com>
3808 * regrename.c (do_replace): Update REG_DEAD notes.
3810 2009-09-15 Revital Eres <eres@il.ibm.com>
3812 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3813 * targhooks.c (default_builtin_support_vector_misalignment):
3814 New builtin function.
3815 * targhooks.h (default_builtin_support_vector_misalignment):
3817 * target.h (builtin_support_vector_misalignment):
3818 New field in struct gcc_target.
3819 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3820 new builtin function.
3821 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3823 * config/rs6000/rs6000.c
3824 (rs6000_builtin_support_vector_misalignment): New function.
3825 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3827 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3829 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3831 (bfin_optimize_loop): Likewise.
3832 (bfin_gen_bundles): Likewise.
3833 (workaround_speculation): Likewise.
3834 (find_load): Return NULL_RTX for debug_insn.
3836 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3838 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3841 2009-09-14 DJ Delorie <dj@redhat.com>
3843 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3844 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3847 2009-09-14 Richard Henderson <rth@redhat.com>
3848 Jakub Jelinek <jakub@redhat.com>
3850 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3851 * cfgbuild.c (make_edges): Handle asm goto.
3852 * cfglayout.c (fixup_reorder_chain): Likewise.
3853 * cfgrtl.c (patch_jump_insn): Likewise.
3854 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3855 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3856 (gimple_build_asm_vec): Add and use labels parameter.
3857 (gimple_build_asm): Remove.
3858 (walk_gimple_asm): Walk labels too.
3859 * gimple.def (GIMPLE_ASM): Update docs.
3860 * gimple.h: Update decls.
3861 (struct gimple_statement_asm): Change nc to use unsigned char;
3863 (gimple_asm_nlabels): New.
3864 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3865 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3866 into gimple_build_asm_vec.
3867 * jump.c (mark_jump_label_asm): New.
3868 (mark_jump_label): Use it.
3869 (redirect_jump_1): Handle asm goto.
3870 (invert_jump_1): Soft fail if X is null.
3871 * recog.c (extract_asm_operands): New.
3872 (asm_noperands): Use it; handle asm labels.
3873 (decode_asm_operands): Use extract_asm_operands.
3874 (asm_operand_ok): Properly handle empty string.
3875 * reg-stack.c (get_asm_operands_in_out): Rename from
3876 get_asm_operand_n_inputs; use extract_asm_operands; return both
3877 inputs and outputs by reference; update all callers.
3878 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3879 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3880 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3881 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3882 (extract_asm_operands): Declare.
3883 * stmt.c (expand_asm_operands): Add and use labels parameter.
3884 (check_unique_operand_names): Likewise.
3885 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3886 (expand_asm_stmt): Handle asm labels.
3887 * tree-cfg.c (make_gimple_asm_edges): New.
3888 (make_edges): Use it.
3889 (cleanup_dead_labels): Handle asm labels.
3890 (is_ctrl_altering_stmt): Likewise.
3891 (gimple_redirect_edge_and_branch): Likewise.
3892 * tree.def (ASM_EXPR): Add 5th operand.
3893 * tree.h (ASM_LABELS): New.
3894 (resolve_asm_operand_names): Update decl.
3896 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3897 (c_parser_asm_goto_operands): New.
3898 * c-tree.h (build_asm_expr): Update decl.
3899 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3900 * doc/extend.texi: Document asm goto.
3902 2009-09-14 Richard Henderson <rth@redhat.com>
3904 * except.h: Update declarations.
3905 (struct pointer_map_t): Forward declare.
3906 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3907 (struct eh_landing_pad_d, eh_landing_pad): New.
3908 (struct eh_catch_d, eh_catch): New.
3909 (struct eh_region_d): Remove next_region_sharing_label, aka,
3910 label, tree_label, landing_pad, post_landing_pad, resume,
3911 may_contain_throw. Rename region_number to index. Remove
3912 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3913 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3914 (VEC(eh_landing_pad,gc)): New.
3915 (struct eh_status): Remove last_region_number. Add lp_array,
3916 throw_stmt_table, ttype_data, ehspec_data.
3917 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3918 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3919 * except.c (lang_protect_cleanup_actions): Return tree.
3920 (struct ehl_map_entry): Remove.
3921 (init_eh_for_function): Push zero entries for region and lp_array.
3922 (gen_eh_region): Add to region_array immediately.
3923 (gen_eh_region_catch): Operate on eh_catch objects.
3924 (gen_eh_landing_pad): New.
3925 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3926 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3927 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3928 (get_eh_landing_pad_from_number_fn): New.
3929 (get_eh_landing_pad_from_number): New.
3930 (get_eh_region_from_lp_number_fn): New.
3931 (get_eh_region_from_lp_number): New.
3932 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3933 (get_exception_pointer, get_exception_filter): Remove.
3934 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3935 (current_function_has_exception_handlers): Simplify.
3936 (bring_to_root, eh_region_replaceable_by_p): Remove.
3937 (replace_region, hash_type_list, hash_eh_region): Remove.
3938 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3939 (label_to_region_map, num_eh_regions): Remove.
3940 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3941 (find_exception_handler_labels): Remove.
3942 (duplicate_eh_regions_0, find_prev_try): Remove.
3943 (struct duplicate_eh_regions_data): New.
3944 (duplicate_eh_regions_1): Rewrite.
3945 (duplicate_eh_regions): Return a pointer map instead of an
3947 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3948 (redirect_eh_edge_to_label): Remove.
3949 (eh_region_outermost): Rewrite using eh_region pointers
3950 instead of integers.
3951 (add_ttypes_entry): Update for ttype_data move to eh_status.
3952 (add_ehspec_entry): Rewrite with VEC instead of varray.
3953 (assign_filter_values): Likewise. Export.
3954 (build_post_landing_pads, connect_post_landing_pads): Remove.
3955 (dw2_build_landing_pads): Rewrite to use lp_array.
3956 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3957 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3958 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3959 (sjlj_mark_call_sites): Update for landing pad numbers.
3960 (finish_eh_generation): Rewrite.
3961 (gate_handle_eh): Do nothing for no eh tree.
3962 (pass_rtl_eh): Move up near finish_eh_generation.
3963 (remove_eh_landing_pad): New.
3964 (remove_eh_handler): Export.
3965 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3966 (for_each_eh_label): Rewrite to use lp_array.
3967 (make_reg_eh_region_note): New.
3968 (make_reg_eh_region_note_nothrow_nononlocal): New.
3969 (insn_could_throw_p): New.
3970 (copy_reg_eh_region_note_forward): New.
3971 (copy_reg_eh_region_note_backward): New.
3972 (check_handled, add_reachable_handler): Remove.
3973 (reachable_next_level, foreach_reachable_handler): Remove.
3974 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3975 (get_eh_region_and_lp_from_rtx): New.
3976 (get_eh_region_from_rtx): New.
3977 (can_throw_internal_1, can_throw_external_1): Remove.
3978 (can_throw_internal): Use get_eh_region_from_rtx.
3979 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3980 (insn_nothrow_p, can_nonlocal_goto): New.
3981 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3982 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3983 (add_action_record): Use VEC not varray.
3984 (collect_one_action_chain): Update for eh_region changes.
3985 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3986 Use get_eh_region_and_lp_from_rtx.
3987 (gate_convert_to_eh_region_ranges): New.
3988 (pass_convert_to_eh_region_ranges): Use it.
3989 (push_uleb128, push_sleb128): Use VEC not varray.
3990 (output_one_function_exception_table): Likewise.
3991 (dump_eh_tree): Update for eh_region changes.
3992 (verify_eh_tree): Likewise.
3993 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3994 * tree-eh.c: Include target.h.
3995 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3996 Don't disallow GIMPLE_RESX; adjust argument check.
3997 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3998 (record_stmt_eh_region): Update for landing pad numbers;
3999 generate a landing pad if necessary.
4000 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4001 (remove_stmt_from_eh_lp_fn): Similarly.
4002 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4003 Update for lp numbers; don't special case missing throw_stmt_table.
4004 (lookup_expr_eh_lp): Similarly.
4005 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4006 (eh_seq, eh_region_may_contain_throw): New.
4007 (struct leh_state): Add ehp_region.
4008 (struct leh_tf_state): Remove eh_label.
4009 (emit_post_landing_pad): New.
4010 (emit_resx, emit_eh_dispatch): New.
4011 (note_eh_region_may_contain_throw): New.
4012 (frob_into_branch_around): Take eh_region not eh label;
4013 emit eh code into eh_seq.
4014 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4015 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4016 lower_eh_must_not_throw. Emit code to eh_seq.
4017 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4018 (lower_try_finally_onedest): Likewise.
4019 (lower_try_finally_copy): Likewise.
4020 (lower_try_finally_switch): Likewise.
4021 (lower_try_finally): Initialize ehp_region.
4022 (lower_catch): Update for eh_catch objects.
4023 (lower_eh_filter): Don't handle must_not_throw.
4024 (lower_eh_must_not_throw): New.
4025 (lower_cleanup): Don't set eh_label.
4026 (lower_eh_constructs_2): Resolve eh builtins.
4027 Handle GIMPLE_EH_MUST_NOT_THROW.
4028 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4029 Add eh_seq to the end of the function body.
4030 (make_eh_dispatch_edges): New.
4031 (make_eh_edge): Remove.
4032 (make_eh_edges): Simplify for landing pads.
4033 (redirect_eh_edge_1): New.
4034 (redirect_eh_edge): Use it.
4035 (redirect_eh_dispatch_edge): New.
4036 (stmt_could_throw_p): Use a switch. Allow RESX.
4037 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4038 (stmt_can_throw_internal): Likewise.
4039 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4040 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4041 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4042 (gate_refactor_eh): New.
4043 (pass_refactor_eh): Use it.
4044 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4045 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4046 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4047 (remove_unreachable_handlers): Rename from
4048 tree_remove_unreachable_handlers; rewrite for landing pads;
4049 call remove_eh_handler directly.
4050 (remove_unreachable_handlers_no_lp): New.
4051 (unsplit_eh, unsplit_all_eh): New.
4052 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4053 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4054 (cleanup_empty_eh_unsplit): New.
4055 (cleanup_empty_eh): Rewrite.
4056 (cleanup_all_empty_eh): New.
4057 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4058 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4059 (gate_cleanup_eh): New.
4060 (pass_cleanup_eh): Use it.
4061 (verify_eh_edges): Move later in file. Expect one EH edge.
4062 (verify_eh_dispatch_edge): New.
4064 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4065 (gtype-desc.o): Add TARGET_H.
4066 (tree.o): Use EXCEPT_H, not except.h.
4067 (cfgbuild.o): Add EXPR_H.
4068 (GTFILES): Add vecprim.h.
4069 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4070 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4071 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4072 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4073 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4074 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4075 calls to can_throw_internal.
4076 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4077 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4078 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4079 (expand_gimple_stmt): Use make_reg_eh_region_note.
4080 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4081 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4082 or find_exception_handler_labels.
4083 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4084 there is exacly one EH edge. Use can_nonlocal_goto and
4086 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4087 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4088 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4089 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4090 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4091 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4092 * dse.c (scan_insn): Use insn_could_throw_p.
4093 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4094 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4095 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4096 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4097 EXC_PTR_EXPR or FILTER_EXPR.
4098 (tree_expr_nonzero_warnv_p): Likewise.
4099 * function.h: Include vecprim.h, not varray.h
4100 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4101 move ttype_data and ehspec_data members to struct eh_status; change
4102 action_record_data member to a VEC.
4103 * gcse.c (hash_scan_set): Use can_throw_internal.
4104 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4105 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4106 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4107 (block_may_fallthru): Don't handle RESX_EXPR.
4108 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4109 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4110 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4111 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4112 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4113 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4114 (gimple_size): Likewise.
4115 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4116 (gimple_build_resx): Use gimple_build_with_ops.
4117 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4118 (is_gimple_val): Likewise.
4119 (is_gimple_stmt): Remove RESX_EXPR.
4120 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4121 (GIMPLE_RESX): Reorder with other EH constructs.
4122 * gimple.h (struct gimple_statement_eh_mnt): New.
4123 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4124 (gimple_eh_filter_must_not_throw): Remove.
4125 (gimple_eh_filter_set_must_not_throw): Remove.
4126 (gimple_eh_must_not_throw_fndecl): New.
4127 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4128 (is_gimple_resx): New.
4129 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4130 Don't copy EH_FILTER_MUST_NOT_THROW.
4131 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4132 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4133 handle must_not_throw_labels specially.
4134 * ipa-pure-const.c (check_call): Update debug statement for LP.
4135 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4136 * ipa-utils.c (get_base_var): Likewise.
4137 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4138 * lower-subreg.c (move_eh_region_note): Remove.
4139 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4140 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4141 (create_task_copyfn): Likewise.
4142 (maybe_catch_exception): Use gimple_build_eh_filter.
4143 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4144 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4145 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4146 and pass_lower_resx.
4147 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4148 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4149 can_throw_internal, can_nonlocal_goto.
4150 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4151 copy_reg_eh_region_note_forward.
4152 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4153 (emit_output_reload_insns): Likewise.
4154 (copy_eh_notes): Remove.
4155 * rtl.def (RESX): Remove.
4156 * rtl.h: Update declarations.
4157 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4158 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4159 (update_eh_label): Remove.
4160 (cleanup_dead_labels_eh): New.
4161 (cleanup_deal_labels): Use it instead of update_eh_label.
4162 (gimple_merge_blocks): Update landing pad data structure when
4163 removing a landing pad label.
4164 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4165 test; handle GIMPLE_EH_MUST_NOT_THROW.
4166 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4167 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4168 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4169 (verify_stmt): Likewise. Verify landing pads.
4170 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4171 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4172 (struct move_stmt_d): Add eh_map.
4173 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4174 (move_stmt_r): Remap eh region numbers in builtin calls,
4175 resx and eh_dispatch.
4176 (move_block_to_fn): Remove eh_offset parameter. Use
4177 maybe_duplicate_eh_stmt_fn.
4178 (find_outermost_region_in_block): Operate on eh_region pointers
4179 instead of region numbers.
4180 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4181 duplicate_eh_regions.
4182 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4183 test earlier. Disallow EH landing pads.
4184 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4185 * tree-flow.h: Update declarations.
4186 (struct tree_ann_common_d): Replace rn with lp_nr.
4187 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4188 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4189 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4190 resx and eh_dispatch.
4191 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4192 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4193 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4194 from duplicate_eh_regions.
4195 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4196 update RESX; handle EH_DISPATCH.
4197 (expand_call_inline): Set eh_lp_nr, not eh_region.
4198 (maybe_inline_call_in_expr): Likewise.
4199 * tree-inline.h (struct copy_body_data): Replace eh_region with
4200 eh_lp_nr, eh_region_offset with eh_map.
4201 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4202 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4203 * tree-pretty-print.c (dump_generic_node): Don't handle
4204 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4205 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4206 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4207 EXC_PTR_EXPR, FILTER_EXPR.
4208 * tree-ssa-operands.c (get_expr_operands): Likewise.
4209 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4210 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4211 (ao_ref_init_from_vn_reference): Likewise.
4212 * tree-ssa-sink.c (statement_sink_location): Likewise.
4213 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4214 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4215 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4216 EXC_PTR_EXPR, FILTER_EXPR.
4217 (is_exception_related): Remove.
4218 (compute_avail): Don't call it.
4219 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4220 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4221 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4222 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4224 (build_resx): Remove.
4225 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4226 * tree.h: Update declarations.
4227 (EH_FILTER_MUST_NOT_THROW): Remove.
4228 (struct tree_label_decl): Add eh_landing_pad_nr.
4229 (EH_LANDING_PAD_NR): New.
4230 * value-prof.c (gimple_ic): Tidy variable names. Update for
4231 landing pad numbers.
4232 (gimple_stringop_fixed_value): Tidy variable names. Assert
4233 that neither call stmt can throw.
4234 * vecprim.h (uchar): New.
4235 (VEC(uchar,heap), VEC(uchar,gc)): New.
4237 * c-common.c (c_define_builtins): Update call to
4238 build_common_builtin_nodes.
4239 * c-parser.c (c_parse_file): Don't call
4240 default_init_unwind_resume_libfunc.
4242 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4244 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4245 (mips_cprestore_address_p): Likewise.
4246 (mips_save_gp_to_cprestore_slot): Likewise.
4247 (mips_restore_gp): Rename to...
4248 (mips_restore_gp_from_cprestore_slot): ...this.
4249 (mips_must_initialize_gp_p): Declare.
4250 (mips_emit_save_slot_move): Likewise.
4251 (mips_output_load_label): Return nothing.
4252 (mips_eh_uses): Declare.
4253 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4254 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4255 (TARGET_ABSOLUTE_JUMPS): Likewise.
4256 (EH_USES): Likewise.
4257 (FIRST_PSEUDO_REGISTER): Update comment.
4258 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4259 (MIPS_CALL): ...here.
4260 (REGISTER_NAMES): Add $cprestore.
4261 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4262 Add load_label_length, has_inflexible_gp_insn_p,
4263 has_flexible_gp_insn_p, must_initialize_gp_p and
4264 must_restore_gp_when_clobbered_p.
4265 (mips_expand_call): Don't generate split instructions here.
4266 (mips_split_call): Update the call to mips_restore_gp after
4267 the above name change.
4268 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4269 (mips_find_gp_ref): New function.
4270 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4271 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4272 (mips_insn_has_flexible_gp_ref_p): Likewise.
4273 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4274 (mips_function_has_gp_insn): Delete.
4275 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4276 Use the new functions above. Only return INVALID_REGNUM
4277 for TARGET_ABSOLUTE_JUMPS.
4278 (mips_must_initialize_gp_p): New function.
4279 (mips_get_cprestore_base_and_offset): New function, extracted from...
4280 (mips_cprestore_slot): ...here. Take a bool parameter.
4281 (mips_cfun_has_cprestore_slot_p): New function.
4282 (mips_cprestore_address_p): Likewise.
4283 (mips_save_gp_to_cprestore_slot): Likewise.
4284 (mips_restore_gp): Rename to...
4285 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4286 epilogue_completed. Update the call to mips_cprestore_slot.
4287 Test cfun->machine->must_restore_gp_when_clobbered_p.
4288 (mips_direct_save_slot_move_p): New function.
4289 (mips_emit_save_slot_move): Likewise.
4290 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4291 of cfun->machine->global_pointer.
4292 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4293 (mips_save_reg): Use mips_emit_save_slot_move.
4294 (mips_expand_prologue): Set must_initialize_gp_p.
4295 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4296 for all cprestore saves. Emit a use_cprestore instruction after
4297 setting up the cprestore slot.
4298 (mips_restore_reg): Use mips_emit_save_slot_move.
4299 (mips_process_load_label): New function.
4300 (mips_load_label_length): Likewise.
4301 (mips_output_load_label): Don't return asm: output it here instead.
4302 Use mips_process_load_label.
4303 (mips_adjust_insn_length): Adjust the length of branch instructions
4304 that have length MAX_PIC_BRANCH_LENGTH.
4305 (mips_output_conditional_branch): Update the call to
4306 mips_output_load_label. Assume the branch target is OPERANDS[0]
4307 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4308 (mips_output_order_conditional_branch): Swap the meaning of
4309 OPERANDS[0] and OPERANDS[1].
4310 (mips_variable_issue): Don't count ghost instructions.
4311 (mips_expand_ghost_gp_insns): New function.
4312 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4313 (mips_output_mi_thunk): Set must_initialize_gp_p.
4314 (mips_eh_uses): New function.
4315 * config/mips/predicates.md (cprestore_save_slot_operand)
4316 (cprestore_load_slot_operand): New predicates.
4317 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4318 (UNSPEC_MOVE_GP): Likewise.
4319 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4320 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4321 (CPRESTORE_SLOT_REGNUM): New register.
4322 (MAX_PIC_BRANCH_LENGTH): New constant.
4323 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4324 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4325 branches. Fix commentary.
4326 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4327 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4328 Change type to "ghost".
4329 (loadgp_absolute_<mode>): Likewise.
4330 (loadgp_rtp_<mode>): Likewise.
4331 (copygp_mips16): Likewise.
4332 (loadgp_blockage): Remove redundant mode attribute.
4333 (potential_cprestore): New instruction.
4334 (cprestore): Turn into an unspec set.
4335 (use_cprestore): New instruction.
4336 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4337 (*branch_fp_inverted): Likewise.
4338 (*branch_order<mode>): Likewise.
4339 (*branch_order<mode>_inverted): Likewise.
4340 (*branch_equality<mode>): Likewise.
4341 (*branch_equality<mode>_inverted): Likewise.
4342 (*branch_bit<bbv><mode>): Likewise.
4343 (*branch_bit<bbv><mode>_inverted): Likewise.
4344 (*branch_equality<mode>_mips16): Remove redundant mode.
4345 (jump): Turn into a define_expand.
4346 (*jump_absolute): New instruction.
4347 (*jump_pic): Likewise.
4348 (*jump_mips16): Rename previously-unnamed pattern. Remove
4349 redundant mode attribute.
4350 (restore_gp): Split on epilogue_completed rather than
4351 reload_completed. Change type to "ghost".
4352 (move_gp<mode>): New instruction.
4353 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4354 Remove redundant mode attribute.
4355 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4356 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4357 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4359 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4362 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4363 are returned in the same register (vs34 or v2) that Altivec vector
4364 types are returned in.
4365 (rs6000_libcall_value): Ditto.
4368 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4369 instead of explicit addsi3/adddi3 calls.
4370 (rs6000_split_multireg_move): Ditto.
4371 (rs6000_emit_allocate_stack): Ditto.
4372 (rs6000_emit_prologue): Ditto.
4373 (rs6000_output_mi_thunk): Ditto.
4375 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4376 size is 64 bits if we can use 64-bit registers.
4378 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4380 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4383 From Jie Zhang <jie.zhang@analog.com>:
4384 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4385 save FP and RETS with saveall attribute.
4386 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4387 with saveall attribute.
4389 * config/bfin/bfin.c (bfin_expand_builtin,
4390 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4393 From Jie Zhang <jie.zhang@analog.com>:
4394 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4395 before use in two places.
4396 * config/bfin/bfin.md (AREG): Define mode iterator.
4397 (reload_in, reload_out): Use mode iterator AREG.
4399 2009-09-14 Richard Guenther <rguenther@suse.de>
4402 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4403 EH personality path.
4405 2009-09-13 Richard Guenther <rguenther@suse.de>
4406 Rafael Avila de Espindola <espindola@google.com>
4408 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4409 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4410 (LANG_HOOKS_INITIALIZER): Adjust.
4411 (lhd_pass_through_t): Declare.
4412 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4414 * langhooks.c (lhd_pass_through_t): New function.
4415 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4416 dwarf2out_begin_prologue): Use personality from current_function_decl.
4417 * expr.h (get_personality_function): Declare.
4418 * expr.c (get_personality_function): New function.
4419 (build_personality_function): Likewise.
4420 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4421 (eh_personality_libfunc): Remove.
4422 * optabs.c (build_libfunc_function): New function split out from ...
4423 (init_one_libfunc): ... here.
4424 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4425 (tree_function_decl): Add personality.
4426 (lhd_gcc_personality): Declare.
4427 (build_personality_function): Likewise.
4428 * tree.c (gcc_eh_personality_decl): New.
4429 (lhd_gcc_personality): New function.
4430 * except.h (lang_eh_runtime_type): Remove.
4431 (enum eh_personality_kind): New.
4432 (build_personality_function): Declare.
4433 (function_needs_eh_personality): Declare.
4434 * except.c (lang_eh_runtime_type): Remove.
4435 (function_needs_eh_personality): New function.
4436 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4437 (sjlj_emit_function_enter, output_function_exception_table):
4438 Use personality from current_function_decl.
4439 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4440 * tree-inline.c (tree_can_inline_p): Do not inline across different
4442 (expand_call_inline): Likewise. Adjust the callers EH personality.
4443 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4444 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4445 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4446 (c-parser.o): Likewise
4447 * c-tree.h (c_eh_initialized_p): Remove.
4448 (c_maybe_initialize_eh): Likewise.
4449 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4450 (finish_decl): Don't call c_maybe_initialize_eh.
4451 (c_eh_initialized_p): Remove.
4452 (c_maybe_initialize_eh): Likewise.
4453 * c-parser.c (c_parser_omp_construct): Likewise.
4454 (c_parse_file): Initialize exception handling.
4456 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4458 * config.gcc (tm_file): Remove i386/biarch32.h
4459 for i?86-w64-mingw* case.
4460 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4462 * config.host: Set for x64 mingw the option
4463 use_long_long_for_widest_fast_int to yes.
4465 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4467 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4468 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4469 (dbxout_begin_function): Likewise.
4470 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4471 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4472 set on the function.
4473 (final_end_function): Likewise.
4474 (final_scan_insn): Likewise.
4475 (rest_of_handle_final): Likewise.
4476 * varasm.c (assemble_start_function): Likewise.
4477 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4479 2009-09-12 Jason Merrill <jason@redhat.com>
4481 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4482 * opts.c (common_handle_option): constify.
4484 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4486 * doc/install.texi (avr): Remove obsolete reference site.
4488 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4490 * doc/install.texi (Binaries): Adjust AIX link.
4492 2009-09-12 Akim Demaille <demaille@gostai.com>
4494 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4495 Use an imperative sentence.
4497 2009-09-11 Richard Henderson <rth@redhat.com>
4499 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4500 structure-name and has-tree-operands arguments; update all entries.
4501 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4503 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4504 (gsstruct_code_size): New.
4505 (gss_for_code_): New.
4506 (gss_for_code): Remove.
4507 (gimple_size): Rewrite using gsstruct_code_size.
4508 (gimple_statement_structure): Move to gimple.h.
4509 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4510 (gss_for_code, gimple_statement_structure): New.
4511 (gimple_ops): Use new arrays; tidy.
4513 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4515 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4516 operand to be a PLUS expression.
4517 * config/pa/pa.c (pa_secondary_reload): Likewise.
4519 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4521 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4523 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4526 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4528 From Jie Zhang <jie.zhang@analog.com>:
4529 * doc/extend.texi (node Function Attributes): Document l2
4531 (node Blackfin Variable Attributes): Document l2 variable attributes.
4533 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4535 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4536 to match the system compiler's configuration at inflection point.
4537 Add comment to remark a remaining difference with system compiler.
4539 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4540 * configure: Regenerate.
4542 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4544 From Jie Zhang <jie.zhang@analog.com>:
4545 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4546 (bfin_handle_l2_attribute): New.
4547 (bfin_attribute_table): Add l2 attribute.
4549 2009-09-11 Michael Matz <matz@suse.de>
4552 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4553 on the local_decls list.
4555 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4559 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4561 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4562 for VALUEs, to implement the documented interface.
4563 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4564 Adjust for VALUEs and anything else, to implement the
4565 documented interface.
4567 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4569 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4570 with actual SPE/paired vector modes before using 64-bit alignment.
4571 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4573 2009-09-10 DJ Delorie <dj@redhat.com>
4575 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4578 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4579 * config/mep/mep.c (mep_legitimate_constant_p): New.
4580 * config/mep/mep-protos.h: Prototype it.
4582 2009-09-10 Richard Henderson <rth@redhat.com>
4584 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4586 2009-09-10 Jason Merrill <jason@redhat.com>
4588 * tree.c (chain_index): New fn.
4589 * tree.h: Declare it.
4591 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4593 * config/sol2-c.c (cmn_err_length_specs): Initialize
4594 scalar_identity_flag.
4596 2009-09-10 Richard Henderson <rth@redhat.com>
4598 * tree.h (struct tree_decl_common): Move align member earlier;
4599 move label_decl_uid member ...
4600 (struct tree_label_decl): ... here.
4601 (LABEL_DECL_UID): Update to match.
4603 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4606 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4607 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4609 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4610 dest_prev if the edge is complex.
4612 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4614 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4615 loop latch tests earlier.
4617 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4618 before GIMPLE_RETURN, not after its predecessor; insert
4621 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4622 gimple_seq_empty_p to test for no PHI nodes.
4623 * tree-cfg.c (split_critical_edges): Likewise.
4625 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4627 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4629 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4630 introduced by the VTA branch merge.
4632 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4634 * ira-conflicts.c: Use fputs or putc instead of fprintf
4638 * tree-switch-conversion.c: Ditto.
4640 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4642 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4643 introduced by the VTA branch merge.
4645 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4648 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4650 PR rtl-optimization/39779
4651 * expr.c (convert_modes): Return when mode == oldmode after
4652 CONST_INTs are processed.
4654 2009-09-10 Nick Clifton <nickc@redhat.com>
4656 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4657 attribute and referring decl when creating renamed symbol.
4659 2009-09-10 Richard Guenther <rguenther@suse.de>
4662 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4664 (cgraph_finalize_compilation_unit): Compute reachability
4665 before emitting thunks. Properly process aliases before
4666 possibly removing unreachable nodes.
4668 2009-09-10 Richard Guenther <rguenther@suse.de>
4671 * tree.c (struct free_lang_data_d): Add worklist member.
4672 (find_decls_types_r): Push onto the worklist instead of recursing.
4673 Handle TREE_BINFOs properly.
4674 (find_decls_types): New function wrapped around find_decls_types_r
4675 to process the worklist.
4676 (find_decls_types_in_eh_region): Use it.
4677 (find_decls_types_in_node): Likewise.
4678 (find_decls_types_in_var): Likewise.
4679 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4680 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4681 (AGGREGATE_TYPE_P): Adjust.
4683 2009-09-09 Jason Merrill <jason@redhat.com>
4685 * configure.ac: Check glibc version even if we have an in-tree
4688 2009-09-09 Anthony Green <green@moxielogic.com>
4690 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4691 the constant 0 when appropriate.
4692 * config/moxie/constraints.md: Add constraint O.
4694 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4695 to pass up to 6 32-bit argument values in registers.
4696 (moxie_function_arg): Ditto.
4697 (moxie_arg_partial_bytes): Ditto.
4698 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4699 (REG_PARM_STACK_SPACE): Ditto.
4700 (FUNCTION_ARG_REGNO_P): Ditto.
4702 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4703 instruction to allocate stack space.
4705 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4707 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4708 unnecessarily stringent constraints. Fix address
4709 calculation in the splitters.
4711 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4713 PR rtl-optimization/39779
4714 * expr.c (convert_modes): Return when mode == oldmode after
4715 CONST_INTs are processed.
4717 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4720 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4721 (ix86_expand_prologue): Take frame.padding0 into logic of
4723 (ix86_expand_epilogue): Likewise.
4725 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4727 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4729 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4730 * config/t-slibgcc-libgcc: New file.
4731 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4733 2009-09-09 Martin Jambor <mjambor@suse.cz>
4735 PR tree-optimization/41089
4736 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4739 2009-09-09 Richard Henderson <rth@redhat.com>
4741 * gimple.h (CASE_GIMPLE_OMP): New.
4742 (is_gimple_omp): Use it.
4743 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4744 (verify_gimple_debug): Likewise.
4746 2009-09-09 Richard Guenther <rguenther@suse.de>
4748 PR tree-optimization/41101
4749 * tree-ssa-pre.c (maximal_set): Remove.
4750 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4751 Defer all blocks we didn't visit at least one successor.
4752 (add_to_exp_gen): Do not add to the maximal set.
4753 (make_values_for_phi): Likewise.
4754 (compute_avail): Likewise.
4755 (init_pre): Do not allocate the maximal set.
4756 (execute_pre): Do not dump it.
4758 2009-09-09 Martin Jambor <mjambor@suse.cz>
4760 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4761 an SSA_NAME rather than a is_gimple_variable.
4763 2009-09-09 Richard Guenther <rguenther@suse.de>
4766 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4767 code dealing with plain pointer bases.
4768 (maybe_fold_offset_to_reference): Likewise.
4769 (maybe_fold_stmt_addition): Adjust.
4771 2009-09-09 Richard Guenther <rguenther@suse.de>
4773 * tree.c (free_lang_data_in_type): Do not free the type variant
4775 (free_lang_data): Merge char_type_node with its properly signed
4777 (pass_ipa_free): Collect after freeing language specific data.
4779 2009-09-09 Michael Matz <matz@suse.de>
4782 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4783 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4784 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4787 2009-09-08 DJ Delorie <dj@redhat.com>
4789 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4791 2009-09-04 Jason Merrill <jason@redhat.com>
4793 * tree.c (tree_find_value): Remove.
4794 * tree.h: Remove prototype.
4795 * varasm.c (assemble_external): Use value_member instead.
4797 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4799 * toplev.c (process_options): Choose default debugging type when
4800 gtoggle enables debug info and type is unset.
4802 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4806 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4809 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4811 * configure: Rebuilt with modified libtool.m4.
4813 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4818 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4820 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4822 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4823 (remove_statement): Likewise.
4824 (rewrite_use_nonlinear_expr): Adjust.
4825 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4826 * tree-ssa.c (release_defs_bitset): ... this. New.
4827 * tree-flow.h (release_defs_bitset): Declare.
4829 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4832 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4833 in the middle block.
4835 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4837 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4838 via intptr_t to long type.
4839 (insert_operand_rank): Cast long type via intptr_t to
4841 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4843 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4844 from pointer to unsigned via uintptr_t.
4846 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4847 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4849 * configure: Regenerated.
4850 * config.in: Regenerated
4851 * system.h (stdint.h): Add include.
4852 (inttypes.h): Likewise.
4853 * Makefile.in (aclocal): Add config/stdint.m4.
4854 * aclocal.m4: Regenerated.
4856 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4858 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4860 (note_np_check_stores): New function.
4861 (harmless_null_pointer_p): New function.
4862 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4863 changed. Take into account whether we're in the shadow of a condjump
4864 that tested NP_REG for NULL.
4865 Lose all code that tested for SEQUENCEs.
4866 (workaround_speculation): Avoid inserting NOPs for loads that are
4867 either always executed or a NULL pointer.
4869 2009-09-08 Jan Hubicka <jh@suse.cz>
4871 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4872 * params.def (early-inlining-insns): Likewise.
4874 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4876 PR rtl-optimization/41239
4877 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4878 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4880 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4881 across calls, as the calls might not always return normally.
4882 (call_may_noreturn_p): New function.
4883 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4884 (init_deps): Initialize it.
4885 (remove_from_deps): Also remove calls from
4886 last_function_call_may_noreturn list.
4888 2009-09-07 Richard Henderson <rth@redhat.com>
4890 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4891 more VR->OPERANDS than LHS operands. Free LHS before returning.
4893 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4895 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4896 (attr "addrtype"): New member "spreg".
4897 Use it if mem_spfp_address_operand is true for the address.
4898 (attr "type"): New entry "stall".
4899 (cpu_unit "load"): New.
4900 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4902 (insn_reservation "loadsp"): New.
4903 (insn_reservation "load_stall1"): New.
4904 (insn_reservation "load_stall3"): New.
4906 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4907 (mem_p_address_operand): Exclude stack and frame pointer based
4909 (mem_spfp_address_operand): New; match them here.
4910 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4911 (bfin_reorg): Call it if scheduling insns.
4912 (bfin_gen_bundles): Remove dummy insns created by
4913 add_sched_insns_for_speculation.
4915 From Jie Zhang <jie.zhang@analog.com>:
4916 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4917 bfin_si_revision, bfin_workarounds): Move these ...
4918 * config/bfin/bfin.h: ... here.
4920 From Mike Frysinger <michael.frysinger@analog.com>
4921 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4922 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4923 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4924 bf547m, bf548m, and bf549m.
4925 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4926 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4927 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4928 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4929 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4930 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4931 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4932 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4933 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4934 bf542m, bf544m, bf547m, bf548m, and bf549m.
4936 From Jie Zhang <jie.zhang@analog.com>:
4937 * config/bfin/predicates.md (p_register_operand): New predicate.
4938 (dp_register_operand): New predicate.
4939 * config/bfin/bfin-protos.h (WA_05000074): Define.
4940 (ENABLE_WA_05000074): Define.
4941 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4942 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4943 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4944 (define_attr addrtype): Allow load/store register to be P register.
4945 (define_attr storereg): New.
4946 (define_cpu_unit anomaly_05000074): New.
4947 (define_insn_reservation dsp32shiftimm): New.
4948 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4949 (define_insn_reservation loadp): Cannot use slot2.
4950 (define_insn_reservation loadsp): Cannot use slot2.
4951 (define_insn_reservation storep): Cannot use slot2. Does not
4952 apply when working around 05000074.
4953 (define_insn_reservation storep_anomaly_05000074): New.
4954 (define_insn_reservation storei): Does not apply when working
4956 (define_insn_reservation storei_anomaly_05000074): New.
4957 (define_attr length): Add dsp32shiftimm case.
4958 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4959 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4960 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4961 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4962 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4964 2009-09-07 Martin Jambor <mjambor@suse.cz>
4967 * tree-sra.c (create_artificial_child_access): Return NULL if
4968 build_ref_for_offset fails.
4969 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4970 and create_artificial_child_access to fail.
4972 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4975 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4976 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4977 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4979 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4981 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4982 block, ensure it has an exit edge. Emit a barrier after a jump.
4984 2009-09-07 Nick Clifton <nickc@redhat.com>
4986 * gcc.c (this_is_linker_script): New variable. Like
4987 this_is_library_file but for the %T constructor.
4988 (end_going_arg): If this_is_linker_script is set then locate the
4989 script and insert a --script switch before it
4990 (do_spec_2): Initialise this_is_linker_script.
4991 (do_spec_1): Likewise. Handle %T construct.
4992 (eval_spec_function): Preserve this_is_linker_script.
4993 * doc/invoke.texi: Document %T construct in spec files.
4994 * config/m32c/m32c.h (LIB_SPEC): Use it.
4996 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4998 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4999 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5000 when volatile flag is set.
5001 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5003 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5006 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5007 (combine_stack_adjustments_for_block): Allow insns between stack
5008 adjustments and stores with corresponding pre-(dec|inc)rement or
5009 pre-modify operation.
5011 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5014 * combine-stack-adj.c (struct csa_memlist): Rename to...
5015 (struct csa_reflist): ... this. Rename mem field to ref.
5016 (free_csa_memlist): Rename to...
5017 (free_csa_reflist): ... this.
5018 (record_one_stack_memref): Rename to...
5019 (record_one_stack_ref): ... this. Handle also REG_P.
5020 (try_apply_stack_adjustment): Handle also REG_P.
5021 (struct record_stack_memrefs_data): Rename to...
5022 (struct record_stack_refs_data): ... this. Rename memlist field to
5024 (record_stack_memrefs): Rename to...
5025 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5026 subexpressions instead of failing when a MEM contains SP references.
5027 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5028 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5030 2009-09-06 Richard Guenther <rguenther@suse.de>
5033 * tree.c (build_array_type): Do not record types marked
5034 with structural equality in the canonical type hashtable.
5036 2009-09-06 Richard Guenther <rguenther@suse.de>
5039 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5041 2009-09-05 Richard Guenther <rguenther@suse.de>
5044 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5046 2009-09-05 Richard Guenther <rguenther@suse.de>
5049 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5051 2009-09-05 Richard Guenther <rguenther@suse.de>
5054 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5055 before comparing function argument types.
5057 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5060 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5063 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5066 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5068 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5069 locators before emit_insn is called.
5071 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5074 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5075 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5076 (reginfo_init): Don't call allocate_reg_info.
5078 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5081 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5082 NONDEBUG_INSN_P instead of INSN_P.
5084 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5087 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5089 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5092 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5093 pattern of the split.
5095 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5097 * toplev.c (process_options): Move setter of flag_var_tracking
5098 before other tests that depend on it. Move down setter of
5099 flag_rename_registers. Don't enable var-tracking-assignments
5100 by default if selective scheduling is enabled. Warn if both
5103 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5105 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5106 comment. Use switch statement to catch overlaps between rtx
5107 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5108 (IS_DECL_CODE): ... here. Remove.
5109 (check_value_is_not_decl): Remove.
5110 (dv_from_decl, dv_from_value): Check after conversion.
5112 2009-09-04 Richard Guenther <rguenther@suse.de>
5115 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5116 after emitting tunks. Move emitting thunks and ctors from ...
5117 (cgraph_optimize): ... here. Remove redundant
5118 cgraph_analyze_functions.
5119 * varasm.c (find_decl_and_mark_needed): Remove no longer
5121 (finish_aliases_1): Adjust check for thunk aliases.
5123 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5125 * config/arm/arm.md (ctzsi2): Added braces
5126 to avoid warning that broke booststrap.
5128 2009-09-04 Martin Jambor <mjambor@suse.cz>
5130 PR tree-optimization/41112
5131 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5132 handle variable-bounded arrays.
5133 (expr_with_var_bounded_array_refs_p): New function.
5134 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5136 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5138 * config/s390/2097.md: Removed two incorrect bypasses.
5139 (z10_fsimpdf): Fixed latency.
5140 (z10_fhex): New insn_reservation.
5141 (z10_floaddf): Fixed latency.
5142 (z10_floadsf): Fixed latency.
5143 (z10_ftrunctf): Fixed latency.
5144 (z10_ftruncdf): Fixed latency.
5145 * config/s390/s390.c (z10_cost): Fixed values.
5146 (s390_adjust_priority): Added z10 path.
5147 * config/s390/s390.md (type): Added fhex.
5148 (*mov<mode>_64dfp): Updated type attribute.
5149 (*mov<mode>_64): Updated type attribute.
5150 (*mov<mode>_31): Updated type attribute.
5151 (*mov<mode>"): Likewise.
5152 * config/s390/2084.md (x_fsimpdf): Updated condition.
5154 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5156 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5157 RTXs in the predicate for operand 1.
5159 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5161 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5162 (rbitsi2): New insn.
5163 (ctzsi2): New expand.
5164 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5166 2009-09-03 Martin Jambor <mjambor@suse.cz>
5168 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5169 (create_artificial_child_access): Use build_ref_for_offset instead
5170 of duplicate_expr_for_different_base.
5171 (propagate_subacesses_accross_link): Likewise.
5173 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5175 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5177 (mips16e_collect_argument_saves): Skip debug instructions.
5178 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5179 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5180 (r10k_insert_cache_barriers): Likewise.
5181 (mips_reorg_process_insns): Likewise.
5183 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5186 * ira.c (update_equiv_reg): Remove check on class likely spill.
5188 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5191 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5192 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5196 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5197 the stack slot if it is passed by invisible reference.
5198 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5199 by invisible reference.
5201 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5203 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5204 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5205 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5207 * config/bfin/sync.md: New file.
5208 * config/bfin/bfin.md: Include it.
5209 (UNSPEC_ATOMIC): New.
5210 (UNSPEC_ONES): Provide a unique number.
5212 From Jie Zhang <jie.zhang@analog.com>:
5213 * config/bfin/bfin.c (ret_regs): New.
5214 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5215 (must_save_rets_p): New.
5216 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5217 current_function_is_leaf.
5218 (do_link): Likewise.
5219 (do_unlink): Likewise.
5220 (expand_interrupt_handler_prologue): Use ret_regs array.
5221 (expand_interrupt_handler_epilogue): Use ret_regs array and
5222 pass return register to gen_return_internal.
5223 (bfin_expand_epilogue): Pass return register to
5224 gen_return_internal.
5225 (bfin_expand_call): Explicitly clobber RETS.
5226 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5227 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5228 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5229 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5231 (return_internal): Take a reg rtx rather than the register number.
5233 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5235 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5236 when comparing against estimated_loop_iterations_int return.
5238 2009-09-03 Richard Guenther <rguenther@suse.de>
5240 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5241 eh_personality_libfunc.
5243 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5245 * tree-parloops.c (separate_decls_in_region): Add space.
5247 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5249 * tree-parloops.c (separate_decls_in_region): Change the condition
5250 checking if there are reductions in the loop.
5252 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5254 PR tree-optimization/38275
5255 * tree-parloops.c (parallelize_loops): Replace profitability condition
5256 for expected number of iterations.
5258 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5260 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5261 (bootstrap-debug): Explain conditions in which it becomes default.
5262 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5265 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5267 * doc/invoke.texi (Optimize Options): Move
5268 -finline-small-functions to the -O2 list.
5270 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5272 * toplev.c (process_options): Enable var-tracking-assignments
5273 by default if var-tracking is enabled.
5275 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5277 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5279 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5280 * rtl.h (prev_nonnote_insn_bb): Declare it.
5282 2009-09-03 Diego Novillo <dnovillo@google.com>
5284 * cgraph.c (cgraph_node_for_decl): New.
5285 * cgraph.h (cgraph_node_for_decl): Declare.
5286 * tree.c (host_integerp): Return 0 if T is NULL.
5288 2009-09-03 Diego Novillo <dnovillo@google.com>
5290 * tree.h (struct alias_pair): Move from varasm.c.
5291 (alias_pairs): Likewise.
5292 (TYPE_MAXVAL): Define.
5293 (TYPE_MINVAL): Define.
5294 (iterative_hash_host_wide_int): Declare.
5295 (remove_unreachable_alias_pairs): Declare.
5296 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5297 * diagnostic.c (default_diagnostic_starter): Make extern.
5298 (default_diagnostic_finalizer): Make extern.
5299 * diagnostic.h (default_diagnostic_starter): Declare.
5300 (default_diagnostic_finalizer): Declare.
5301 (default_tree_printer): Declare.
5302 * toplev.c (default_tree_printer): Make extern.
5304 2009-09-03 Richard Guenther <rguenther@suse.de>
5305 Diego Novillo <dnovillo@google.com>
5307 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5308 * cgraphunit.c (cgraph_expand_function): Do not emit
5309 associated thunks from here.
5310 (cgraph_emit_thunks): New.
5311 (cgraph_optimize): Call it.
5312 Return if any IPA pass finds an error.
5313 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5316 2009-09-03 Simon Baldwin <simonb@google.com>
5317 Rafael Espindola <espindola@google.com>
5318 Richard Guenther <rguenther@suse.de>
5319 Doug Kwan <dougkwan@google.com>
5320 Diego Novillo <dnovillo@google.com>
5322 * tree.c: Include tree-pass.h, langhooks-def.h,
5323 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5324 (free_lang_data_in_type): New.
5325 (need_assembler_name_p): New.
5326 (free_lang_data_in_block): New.
5327 (free_lang_data_in_decl): New.
5328 (struct free_lang_data_d): New.
5329 (add_tree_to_fld_list): New.
5330 (find_decls_types_r): New.
5331 (get_eh_types_for_runtime): New.
5332 (find_decls_types_in_eh_region): New.
5333 (find_decls_types_in_node): New.
5334 (find_decls_types_in_var): New.
5335 (free_lang_data_in_cgraph): New.
5336 (free_lang_data): New.
5337 (gate_free_lang_data): New.
5338 (pass_ipa_free_lang_data): New.
5340 2009-09-03 Diego Novillo <dnovillo@google.com>
5342 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5343 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5344 (lang_hooks): Remove const qualifier.
5345 * ipa.c (cgraph_remove_unreachable_nodes): Call
5346 remove_unreachable_alias_pairs.
5347 * except.c (add_type_for_runtime): Check if TYPE has
5348 already been converted.
5349 (lookup_type_for_runtime): Likewise.
5350 (check_handled): Handle converted types.
5351 * varasm.c (remove_unreachable_alias_pairs): New.
5352 * gimple.c: Include demangle.h.
5353 (gimple_decl_printable_name): New.
5354 (gimple_fold_obj_type_ref): New.
5355 * gimple.h (gimple_decl_printable_name): Declare.
5356 (gimple_fold_obj_type_ref): Declare.
5357 * passes.c (init_optimization_passes): Add pass
5358 pass_ipa_free_lang_data.
5359 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5360 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5362 2009-09-03 Diego Novillo <dnovillo@google.com>
5364 * c-lang.c (lang_hooks): Remove const qualifier.
5366 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5368 * doc/install.texi (*-*-freebsd*): Update target information.
5370 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5372 * hard-reg-set.h (call_fixed_regs): Remove.
5373 * reginfo.c (call_fixed_regs): Remove.
5374 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5375 (globalize_reg): Don't use call_fixed_regs.
5376 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5379 2009-09-01 Michael Matz <matz@suse.de>
5381 * expr.h (emit_storent_insn, expand_expr_real_1,
5382 expand_expr_real_2): Declare.
5383 * expr.c (emit_storent_insn, expand_expr_real_1,
5384 expand_expr_real_2): Export.
5385 (store_expr): Setting and evaluating dont_return_target is useless.
5386 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5387 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5388 * except.c (expand_resx_expr): Rename to ...
5389 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5390 * except.h (expand_resx_stmt): Declare.
5391 * stmt.c: Add include gimple.h
5392 (expand_asm_expr): Rename to ...
5393 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5394 (expand_case): Rewrite to take gimple statement.
5395 * tree.h (expand_asm_stmt): Declare.
5396 (expand_case): Change prototype.
5397 * Makefile.in (stmt.o): Depend on gimple.h.
5398 * builtins.c (expand_builtin_synchronize): Build gimple asm
5399 statement, not an ASM_EXPR.
5400 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5401 gimple_to_tree, release_stmt_tree): Remove.
5402 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5403 ggc_free, but hold comparison code and operands separately.
5404 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5405 (expand_call_stmt, expand_gimple_stmt_1,
5406 expand_gimple_stmt): New helpers.
5407 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5408 release_stmt_tree. Call expand_gimple_stmt instead.
5409 (expand_gimple_basic_block): Ditto.
5411 * calls.c (emit_call_1): Don't look at EH regions here, make
5412 fntree parameter useless.
5413 (expand_call): New local rettype for TREE_TYPE(exp), use it
5414 throughout. Remove local p, use addr instead.
5415 Don't look at EH regions here.
5417 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5419 * doc/invoke.texi (-fsched-pressure): Document it.
5420 (-fsched-reg-pressure-heuristic): Remove it.
5422 * reload.c (ira.h): Include.
5423 (find_reloads): Add choosing reload on number of small spilled
5426 * haifa-sched.c (ira.h): Include.
5427 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5428 saved_reg_pressure, curr_reg_live, saved_reg_live,
5429 region_ref_regs): New variables.
5430 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5431 initiate_reg_pressure_info, setup_ref_regs,
5432 initiate_bb_reg_pressure_info, save_reg_pressure,
5433 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5435 (setup_insn_reg_pressure_info): New function.
5436 (rank_for_schedule): Add pressure checking and insn issue time.
5437 Remove comparison of insn reg weights.
5438 (ready_sort): Set insn reg pressure info.
5439 (update_register_pressure, setup_insn_max_reg_pressure,
5440 update_reg_and_insn_max_reg_pressure,
5441 sched_setup_bb_reg_pressure_info): New functions.
5442 (schedule_insn): Add code for printing and updating reg pressure info.
5443 (find_set_reg_weight, find_insn_reg_weight): Remove.
5444 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5445 (debug_ready_list): Print reg pressure info.
5446 (schedule_block): Ditto. Check insn issue time.
5447 (sched_init): Set up sched_pressure_p. Allocate and set up some
5448 reg pressure related info.
5449 (sched_finish): Free some reg pressure related info.
5450 (fix_tick_ready): Make insn always ready if pressure_p.
5451 (init_h_i_d): Don't call find_insn_reg_weight.
5452 (haifa_finish_h_i_d): Free insn reg pressure info.
5454 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5455 ira_memory_move_cost, ira_class_hard_regs,
5456 ira_class_hard_regs_num, ira_no_alloc_regs,
5457 ira_available_class_regs, ira_reg_class_cover_size,
5458 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5460 * ira-lives.c (single_reg_class): Check mode to find how many
5461 registers are necessary for operand.
5462 (ira_implicitly_set_insn_hard_regs): New.
5464 * common.opt (fsched-pressure): New options.
5465 (fsched-reg-pressure-heuristic): Remove.
5467 * ira.c (setup_eliminable_regset): Rename to
5468 ira_setup_eliminable_regset. Make it external.
5469 (expand_reg_info): Pass cover class to setup_reg_classes.
5470 (ira): Call resize_reg_info instead of allocate_reg_info.
5472 * sched-deps.c: Include ira.h.
5473 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5474 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5475 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5476 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5477 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5478 mark_insn_reg_store, mark_insn_reg_clobber,
5479 setup_insn_reg_pressure_info): New.
5480 (sched_analyze_1): Update implicit_reg_pending_uses.
5481 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5482 Use them to create dependencies. Set insn reg uses and pressure
5483 info. Process reg_pending_uses in one place.
5484 (free_deps): Free implicit sets.
5485 (remove_from_deps): Remove implicit sets if necessary. Check
5486 implicit sets when clearing reg_last_in_use.
5487 (init_deps_global): Clear implicit_reg_pending_clobbers and
5488 implicit_reg_pending_uses.
5490 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5491 ira_memory_move_cost, ira_class_hard_regs,
5492 ira_class_hard_regs_num, ira_no_alloc_regs,
5493 ira_available_class_regs, ira_reg_class_cover_size,
5494 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5495 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5496 ira_implicitly_set_insn_hard_regs): New prototypes.
5498 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5499 cost_elements_num): New variables.
5500 (allocno_costs, total_costs): Rename to costs and
5501 total_allocno_costs.
5502 (COSTS_OF_ALLOCNO): Rename to COSTS.
5503 (allocno_pref): Rename to pref.
5504 (allocno_pref_buffer): Rename to pref_buffer.
5505 (common_classes): Rename to regno_cover_class.
5507 (record_reg_classes): Set allocno attributes only if allocno_p.
5508 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5509 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5510 and COSTS_OF_ALLOCNO.
5511 (print_costs): Rename to print_allocno_costs.
5512 (print_pseudo_costs): New.
5513 (process_bb_node_for_costs): Split into 2 functions with new
5514 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5515 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5516 new parameter dump_file. Use cost_elements_num instead of
5517 ira_allocnos_num. Make one iteration if preferred classes were
5518 already calculated for scheduler. Make 2 versions of code
5519 depending on allocno_p.
5520 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5521 regno_cover_class and COSTS instead of common_classes and
5523 (init_costs, finish_costs): New.
5524 (ira_costs): Set up allocno_p and cost_elements_num. Call
5525 init_costs and finish_costs.
5526 (ira_set_pseudo_classes): New.
5528 * rtl.h (allocate_reg_info): Remove.
5529 (resize_reg_info): Change return type.
5530 (reg_cover_class): New.
5531 (setup_reg_classes): Add new parameter.
5533 * sched-int.h (struct deps_reg): New member implicit_sets.
5534 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5535 (INCREASE_BITS): New macro.
5536 (struct reg_pressure_data, struct reg_use_data): New.
5537 (struct _haifa_insn_data): Remove reg_weight. Add members
5538 reg_pressure, reg_use_list, reg_set_list, and
5539 reg_pressure_excess_cost_change.
5540 (struct deps): New member implicit_sets.
5541 (pressure_p): New variable.
5542 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5543 (struct reg_pressure_data, struct reg_use_data): New.
5544 (INSN_REG_WEIGHT): Remove.
5545 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5546 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5547 (sched_init_region_reg_pressure_info,
5548 sched_setup_bb_reg_pressure_info): New prototypes.
5550 * reginfo.c (struct reg_pref): New member coverclass.
5551 (reg_cover_class): New function.
5552 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5553 (reg_info_size): New variable.
5554 (allocate_reg_info): Make static. Setup reg_info_size.
5555 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5556 (setup_reg_classes): Add a new parameter. Setup cover class too.
5558 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5561 * sched-rgn.c (deps_join): Set up implicit_sets.
5562 (schedule_region): Set up region and basic blocks pressure
5565 * passes.c (init_optimization_passes): Move
5566 pass_subregs_of_mode_init before pass_sched.
5568 2009-09-02 Martin Jambor <mjambor@suse.cz>
5570 * tree-sra.c (struct access): New field grp_hint.
5571 (dump_access): Dump grp_hint.
5572 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5574 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5575 those which have been specifically read and somehow written to.
5576 (propagate_subacesses_accross_link): Set grp_hint of right child and
5577 also possibly of the left child.
5579 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5581 * tree-object-size.c (addr_object_size): Always use object_size_type
5582 0 or 2 when determining the pointer pointed object size.
5584 2009-09-02 Richard Guenther <rguenther@suse.de>
5587 2009-08-31 Richard Guenther <rguenther@suse.de>
5589 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5590 to query if the memory regions for memmove overlap.
5591 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5592 asserts on pointers, instead deal with odd trees.
5593 (ptr_derefs_may_alias_p): Likewise.
5594 (refs_may_alias_p_1): Constructor bases also never alias.
5596 2009-08-01 Christian Bruel <christian.bruel@st.com>
5599 2009-07-31 Christian Bruel <christian.bruel@st.com>
5600 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5602 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5604 * doc/invoke.texi (-fvar-tracking-assignments): New.
5605 (-fvar-tracking-assignments-toggle): New.
5606 (-fdump-final-insns=file): Mark filename as optional.
5607 (--param min-nondebug-insn-uid): New.
5608 (-gdwarf-@{version}): Mention version 4.
5609 * opts.c (common_handle_option): Accept it.
5610 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5611 * regrename.c (regrename_optimize): Drop last. Don't count debug
5612 insns as uses. Don't reject change because of debug insn.
5613 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5614 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5615 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5616 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5617 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5618 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5619 * doc/gimple.texi (is_gimple_debug): New.
5620 (gimple_debug_bind_p): New.
5621 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5622 * doc/install.texi (bootstrap-debug): More details.
5623 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5624 (bootstrap-debug-lib): More details.
5625 (bootstrap-debug-ckovw): Update.
5626 (bootstrap-time): New.
5627 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5628 (insert_phi_nodes_for): Insert debug stmts.
5629 (rewrite_stmt): Take iterator. Insert debug stmts.
5630 (rewrite_enter_block): Adjust.
5631 (maybe_replace_use_in_debug_stmt): New.
5632 (rewrite_update_stmt): Use it.
5633 (mark_use_interesting): Return early for debug stmts.
5634 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5635 stmts before replacing stmt.
5636 (move_computations_stmt): Likewise.
5637 * ira-conflicts.c (add_copies): Skip debug insns.
5638 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5639 (regstat_bb_compute_ri): Skip debug insns.
5640 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5641 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5642 check_loop_closed_ssa_stmt): Skip debug stmts.
5643 * tree-tailcall.c (find_tail_calls): Likewise.
5644 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5645 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5646 (build_var_debug_value_stat): Declare.
5647 (build_var_debug_value): Define.
5648 (target_for_debug_bind): Declare.
5649 * reload.c (find_equiv_reg): Skip debug insns.
5650 * rtlanal.c (reg_used_between_p): Skip debug insns.
5651 (side_effects_p): Likewise.
5652 (canonicalize_condition): Likewise.
5653 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5654 insns never depend on debug insns.
5655 (create_ddg_dep_no_link): Likewise.
5656 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5657 Don't add inter-loop dependencies for debug insns.
5658 (build_intra_loop_deps): Likewise.
5659 (create_ddg): Count debug insns.
5660 * ddg.h (struct ddg::num_debug): New.
5661 (num_backargs): Pair up with previous int field.
5662 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5663 -fcompare-debug-second.
5664 * final.c (get_attr_length_1): Skip debug insns.
5665 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5666 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5667 (driver_self_specs): Map -fdump-final-insns to
5668 -fdump-final-insns=..
5669 (get_local_tick): New.
5670 (compare_debug_dump_opt_spec_function): Test for . argument and
5671 compute output name. Compute temp output spec without flag name.
5672 Compute -frandom-seed.
5673 (OPT): Undef after use.
5674 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5675 (average_num_loop_insns): Likewise.
5676 * params.h (MIN_NONDEBUG_INSN_UID): New.
5677 * gimple.def (GIMPLE_DEBUG): New.
5678 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5679 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5680 (merge_in_block): Fix whitespace.
5681 * toplev.c (flag_var_tracking): Update comment.
5682 (flag_var_tracking_assignments): New.
5683 (flag_var_tracking_assignments_toggle): New.
5684 (process_options): Don't open final insns dump file if we're not
5685 going to write to it. Compute defaults for var_tracking.
5686 * df-scan.c (df_insn_rescan_debug_internal): New.
5687 (df_uses_record): Handle debug insns.
5688 * haifa-sched.c (ready): Initialize n_debug.
5689 (contributes_to_priority): Skip debug insns.
5690 (dep_list_size): New.
5692 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5693 they're ready. Disregard previous debug insns to make decisions.
5694 (queue_insn): Never queue debug insns.
5695 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5696 (schedule_insn): Don't reject debug insns because of issue rate.
5697 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5698 (queue_to_ready): Skip and discount debug insns.
5699 (choose_ready): Let debug insns through.
5700 (schedule_block): Check boundary debug insns. Discount debug
5701 insns, schedule them early. Adjust whitespace.
5702 (set_priorities): Check for boundary debug insns.
5703 (add_jump_dependencies): Use dep_list_size.
5704 (prev_non_location_insn): New.
5705 (check_cfg): Use it.
5706 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5708 (remove_unused_ivs): Reset debug stmts.
5709 * modulo-sched.c (const_iteration_count): Skip debug insns.
5710 (res_MII): Discount debug insns.
5711 (loop_single_full_bb_p): Skip debug insns.
5712 (sms_schedule): Likewise.
5713 (sms_schedule_by_order): Likewise.
5714 (ps_has_conflicts): Likewise.
5715 * caller-save.c (refmarker_fn): New.
5716 (save_call_clobbered_regs): Replace regs with saved mem in
5718 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5719 Call refmarker_fn mark for hardregnos.
5720 (mark_reg_as_referenced): New.
5721 (replace_reg_with_saved_mem): New.
5722 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5723 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5725 (cse_extended_basic_block): Skip debug insns.
5726 (count_reg_usage): Likewise.
5727 (is_dead_reg): New, split out of...
5728 (set_live_p): ... here.
5729 (insn_live_p): Use it for debug insns.
5730 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5731 (execute_optimize_stdarg): Likewise.
5732 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5733 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5734 changes in debug stmts as changes.
5735 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5736 (moveup_expr): Don't move across debug insns. Don't move
5737 debug insn if it would create a bookkeeping block.
5738 (moveup_expr_cached): Don't use cache for debug insns that
5739 are heads of blocks.
5740 (compute_av_set_inside_bb): Skip debug insns.
5741 (sel_rank_for_schedule): Schedule debug insns first. Remove
5743 (block_valid_for_bookkeeping_p); Support lax searches.
5744 (create_block_for_bookkeeping): Adjust block numbers when
5745 encountering debug-only blocks.
5746 (find_place_for_bookkeeping): Deal with debug-only blocks.
5747 (generate_bookkeeping_insn): Accept no place to insert.
5748 (remove_temp_moveop_nops): New argument full_tidying.
5749 (prepare_place_to_insert): Deal with debug insns.
5750 (advance_state_on_fence): Debug insns don't start cycles.
5751 (update_boundaries): Take fence as argument. Deal with
5753 (schedule_expr_on_boundary): No full_tidying on debug insns.
5754 (fill_insns): Deal with debug insns.
5755 (track_scheduled_insns_and_blocks): Don't count debug insns.
5756 (need_nop_to_preserve_insn_bb): New, split out of...
5757 (remove_insn_from_stream): ... this.
5758 (fur_orig_expr_not_found): Skip debug insns.
5759 * rtl.def (VALUE): Move up.
5761 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5762 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5763 Set it if debug stmts are found.
5764 (statement_sink_location): Skip debug stmts. Propagate
5765 moving defs into debug stmts.
5766 * ifcvt.c (first_active_insn): Skip debug insns.
5767 (last_active_insns): Likewise.
5768 (cond_exec_process_insns): Likewise.
5769 (noce_process_if_block): Likewise.
5770 (check_cond_move_block): Likewise.
5771 (cond_move_convert_if_block): Likewise.
5772 (block_jumps_and_fallthru_p): Likewise.
5773 (dead_or_predicable): Likewise.
5774 * dwarf2out.c (debug_str_hash_forced): New.
5775 (find_AT_string): Add comment.
5776 (gen_label_for_indirect_string): New.
5777 (get_debug_string_label): New.
5778 (AT_string_form): Use it.
5779 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5780 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5781 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5782 several operations that cannot be represented with DWARF opcodes.
5783 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5784 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5785 (dwarf2out_var_location): Take during-call mark into account.
5786 (output_indirect_string): Update comment. Output if there are
5787 label and references.
5788 (prune_indirect_string): New.
5789 (prune_unused_types): Call it if debug_str_hash_forced.
5790 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5791 (dw_long_long_const): Remove.
5792 (struct dw_val_struct): Change val_long_long type to rtx.
5793 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5794 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5795 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5796 component instead of HOST_BITS_PER_LONG.
5797 (output_loc_operands): Likewise. For const8* assert
5798 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5799 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5800 rather than HOST_BITS_PER_LONG is >= 64.
5801 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5803 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5804 HOST_BITS_PER_LONG for dw_val_class_long_long.
5805 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5806 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5807 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5809 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5810 Handle DW_OP_implicit_value.
5811 (extract_int): Move prototype earlier.
5812 (mem_loc_descriptor): For SUBREG punt if inner
5813 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5814 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5815 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5816 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5817 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5818 instead of Pmode size.
5819 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5820 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5821 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5822 (concat_loc_descriptor, concatn_loc_descriptor,
5823 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5824 (add_location_or_const_value_attribute): Likewise. For single
5825 location loc_lists attempt to use add_const_value_attribute
5826 for constant decls. Add DW_AT_const_value even if
5827 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5829 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5830 (control_flow_insn_p): Likewise.
5831 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5832 (separate_decls_in_region_debug_bind): New.
5833 (separate_decls_in_region): Process debug bind stmts afterwards.
5834 * recog.c (verify_changes): Handle debug insns.
5835 (extract_insn): Likewise.
5836 (peephole2_optimize): Skip debug insns.
5837 * dse.c (scan_insn): Skip debug insns.
5838 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5840 (setup_id_for_insn): Handle debug insns.
5841 (maybe_tidy_empty_bb): Adjust whitespace.
5842 (tidy_control_flow): Skip debug insns.
5843 (sel_remove_insn): Adjust for debug insns.
5844 (sel_estimate_number_of_insns): Skip debug insns.
5845 (create_insn_rtx_from_pattern): Handle debug insns.
5846 (create_copy_of_insn_rtx): Likewise.
5847 * sel-sched-.h (sel_bb_end): Declare.
5848 (sel_bb_empty_or_nop_p): New.
5849 (get_all_loop_exits): Use it.
5850 (_eligible_successor_edge_p): Likewise.
5851 (return_nop_to_pool): Adjust.
5852 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5853 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5854 * gimple-pretty-print.c (dump_gimple_debug): New.
5855 (dump_gimple_stmt): Use it.
5856 (dump_bb_header): Skip gimple debug stmts.
5857 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5858 (fixup_match_2): Likewise.
5859 (regmove_backward_pass): Likewise. Simplify combined
5860 replacement. Handle debug insns.
5861 * function.c (instantiate_virtual_regs): Handle debug insns.
5862 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5863 * print-rtl.h: Include cselib.h.
5864 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5865 * df.h (df_inns_rescan_debug_internal): Declare.
5866 * gcse.c (alloc_hash_table): Estimate n_insns.
5867 (cprop_insn): Don't regard debug insns as changes.
5868 (bypass_conditional_jumps): Skip debug insns.
5869 (one_pre_gcse_pass): Adjust.
5870 (one_code_hoisting_pass): Likewise.
5871 (compute_ld_motion_mems): Skip debug insns.
5872 (one_cprop_pass): Adjust.
5873 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5874 (if_convertible_stmt_p): Handle debug stmts.
5875 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5876 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5877 * ira-build.c (create_bb_allocnos): Skip debug insns.
5878 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5879 (has_single_use): Likewise.
5880 (single_imm_use): Likewise.
5881 (num_imm_uses): Likewise.
5882 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5883 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5884 (create_outofssa_var_map): Likewise.
5885 * lower-subreg.c (adjust_decomposed_uses): New.
5886 (resolve_debug): New.
5887 (decompose_multiword_subregs): Use it.
5888 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5889 * emit-rtl.c: Include params.h.
5890 (cur_debug_insn_uid): Define.
5891 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5892 (copy_rtx_if_shared_1): Handle debug insns.
5893 (reset_used_flags): Likewise.
5894 (set_used_flags): LIkewise.
5895 (get_max_insn_count): New.
5896 (next_nondebug_insn): New.
5897 (prev_nondebug_insn): New.
5898 (make_debug_insn_raw): New.
5899 (emit_insn_before_noloc): Handle debug insns.
5900 (emit_jump_insn_before_noloc): Likewise.
5901 (emit_call_insn_before_noloc): Likewise.
5902 (emit_debug_insn_before_noloc): New.
5903 (emit_insn_after_noloc): Handle debug insns.
5904 (emit_jump_insn_after_noloc): Likewise.
5905 (emit_call_insn_after_noloc): Likewise.
5906 (emit_debug_insn_after_noloc): Likewise.
5907 (emit_insn_after): Take loc from earlier non-debug insn.
5908 (emit_jump_insn_after): Likewise.
5909 (emit_call_insn_after): Likewise.
5910 (emit_debug_insn_after_setloc): New.
5911 (emit_debug_insn_after): New.
5912 (emit_insn_before): Take loc from later non-debug insn.
5913 (emit_jump_insn_before): Likewise.
5914 (emit_call_insn_before): Likewise.
5915 (emit_debug_insn_before_setloc): New.
5916 (emit_debug_insn_before): New.
5917 (emit_insn): Handle debug insns.
5918 (emit_debug_insn): New.
5919 (emit_jump_insn): Handle debug insns.
5920 (emit_call_insn): Likewise.
5922 (init_emit): Take min-nondebug-insn-uid into account.
5923 Initialize cur_debug_insn_uid.
5924 (emit_copy_of_insn_after): Handle debug insns.
5925 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5926 location of single rhs in place.
5927 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5928 (floor_sdiv_adjust): New.
5929 (cell_sdiv_adjust): New.
5930 (cell_udiv_adjust): New.
5931 (round_sdiv_adjust): New.
5932 (round_udiv_adjust): New.
5933 (wrap_constant): Moved from cselib.
5934 (unwrap_constant): New.
5935 (expand_debug_expr): New.
5936 (expand_debug_locations): New.
5937 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5939 (gimple_expand_cfg): Expand debug locations.
5940 * cselib.c: Include tree-pass.h.
5941 (struct expand_value_data): New.
5942 (cselib_record_sets_hook): New.
5943 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5944 (cselib_clear_table): Move, and implemnet in terms of...
5945 (cselib_reset_table_with_next_value): ... this.
5946 (cselib_get_next_unknown_value): New.
5947 (discard_useless_locs): Don't discard preserved values.
5948 (cselib_preserve_value): New.
5949 (cselib_preserved_value_p): New.
5950 (cselib_preserve_definitely): New.
5951 (cselib_clear_preserve): New.
5952 (cselib_preserve_only_values): New.
5953 (new_cselib_val): Take rtx argument. Dump it in details.
5954 (cselib_lookup_mem): Adjust.
5955 (expand_loc): Take regs_active in struct. Adjust. Silence
5956 dumps unless details are requested.
5957 (cselib_expand_value_rtx_cb): New.
5958 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5959 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5960 without details. Copy more subregs. Try to resolve values
5961 using a callback. Wrap constants.
5962 (cselib_subst_to_values): Adjust.
5963 (cselib_log_lookup): New.
5964 (cselib_lookup): Call it.
5965 (cselib_invalidate_regno): Don't count preserved values as useless.
5966 (cselib_invalidate_mem): Likewise.
5967 (cselib_record_set): Likewise.
5968 (struct set): Renamed to cselib_set, moved to cselib.h.
5969 (cselib_record_sets): Adjust. Call hook.
5970 (cselib_process_insn): Reset table when it would be cleared.
5971 (dump_cselib_val): New.
5972 (dump_cselib_table): New.
5973 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5974 (remove_forwarder_block): Support moving debug stmts.
5975 * cselib.h (cselib_record_sets_hook): Declare.
5976 (cselib_expand_callback): New type.
5977 (cselib_expand_value_rtx_cb): Declare.
5978 (cselib_reset_table_with_next_value): Declare.
5979 (cselib_get_next_unknown_value): Declare.
5980 (cselib_preserve_value): Declare.
5981 (cselib_preserved_value_p): Declare.
5982 (cselib_preserve_only_values): Declare.
5983 (dump_cselib_table): Declare.
5984 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5985 (try_crossjump_to_edge): Likewise.
5986 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5987 dominated blocks when debug stmts are present.
5988 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5989 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5990 (set_var_live_on_entry): Likewise.
5991 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5992 * cfglayout.c (curr_location, last_location): Make static.
5993 (set_curr_insn_source_location): Don't avoid bouncing.
5994 (get_curr_insn_source_location): New.
5995 (get_curr_insn_block): New.
5996 (duplicate_insn_chain): Handle debug insns.
5997 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5999 * common.opt (fcompare-debug): Move to sort order.
6000 (fdump-unnumbered-links): Likewise.
6001 (fvar-tracking-assignments): New.
6002 (fvar-tracking-assignments-toggle): New.
6003 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6004 because of debug stmts.
6005 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6006 (eliminate_unnecessary_stmts): Walk dominated blocks before
6008 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6009 * ira.c (memref_used_between_p): Skip debug insns.
6010 (update_equiv_regs): Likewise.
6011 * sched-deps.c (sd_lists_size): Accept empty list.
6012 (sd_init_insn): Mark debug insns.
6013 (sd_finish_insn): Unmark them.
6014 (sd_add_dep): Reject non-debug deps on debug insns.
6015 (fixup_sched_groups): Give debug insns group treatment.
6017 (sched_analyze_reg): Don't mark debug insns for sched before call.
6018 (sched_analyze_2): Handle debug insns.
6019 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6021 (deps_analyze_insn): Handle debug insns.
6022 (deps_start_bb): Skip debug insns.
6023 (init_deps): Initialize last_debug_insn.
6024 * tree-ssa.c (target_for_debug_bind): New.
6025 (find_released_ssa_name): New.
6026 (propagate_var_def_into_debug_stmts): New.
6027 (propagate_defs_into_debug_stmts): New.
6028 (verify_ssa): Skip debug bind stmts without values.
6029 (warn_uninialized_vars): Skip debug stmts.
6030 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6031 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6032 (rtx_equal_p): Likewise.
6033 * ira-costs.c (scan_one_insn): Skip debug insns.
6034 (process_bb_node_for_hard_reg_moves): Likewise.
6035 * rtl.h (DEBUG_INSN_P): New.
6036 (NONDEBUG_INSN_P): New.
6037 (MAY_HAVE_DEBUG_INSNS): New.
6038 (INSN_P): Accept debug insns.
6039 (RTX_FRAME_RELATED_P): Likewise.
6040 (INSN_DELETED_P): Likewise
6041 (PAT_VAR_LOCATION_DECL): New.
6042 (PAT_VAR_LOCATION_LOC): New.
6043 (PAT_VAR_OCATION_STATUS): New.
6044 (NOTE_VAR_LOCATION_DECL): Reimplement.
6045 (NOTE_VAR_LOCATION_LOC): Likewise.
6046 (NOTE_VAR_LOCATION_STATUS): Likewise.
6047 (INSN_VAR_LOCATION): New.
6048 (INSN_VAR_LOCATION_DECL): New.
6049 (INSN_VAR_LOCATION_LOC): New.
6050 (INSN_VAR_LOCATION_STATUS): New.
6051 (gen_rtx_UNKNOWN_VAR_LOC): New.
6052 (VAR_LOC_UNKNOWN_P): New.
6053 (NOTE_DURING_CALL_P): New.
6054 (SCHED_GROUP_P): Accept debug insns.
6055 (emit_debug_insn_before): Declare.
6056 (emit_debug_insn_before_noloc): Declare.
6057 (emit_debug_insn_beore_setloc): Declare.
6058 (emit_debug_insn_after): Declare.
6059 (emit_debug_insn_after_noloc): Declare.
6060 (emit_debug_insn_after_setloc): Declare.
6061 (emit_debug_insn): Declare.
6062 (make_debug_insn_raw): Declare.
6063 (prev_nondebug_insn): Declare.
6064 (next_nondebug_insn): Declare.
6065 (delegitimize_mem_from_attrs): Declare.
6066 (get_max_insn_count): Declare.
6067 (wrap_constant): Declare.
6068 (unwrap_constant): Declare.
6069 (get_curr_insn_source_location): Declare.
6070 (get_curr_insn_block): Declare.
6071 * tree-inline.c (insert_debug_decl_map): New.
6072 (processing_debug_stmt): New.
6073 (remap_decl): Don't create new mappings in debug stmts.
6074 (remap_gimple_op_r): Don't add references in debug stmts.
6075 (copy_tree_body_r): Likewise.
6076 (remap_gimple_stmt): Handle debug bind stmts.
6077 (copy_bb): Skip debug stmts.
6078 (copy_edges_for_bb): Likewise.
6079 (copy_debug_stmt): New.
6080 (copy_debug_stmts): New.
6081 (copy_body): Copy debug stmts at the end.
6082 (insert_init_debug_bind): New.
6083 (insert_init_stmt): Take id. Skip and emit debug stmts.
6084 (setup_one_parameter): Remap variable earlier, register debug mapping.
6085 (estimate_num_insns): Skip debug stmts.
6086 (expand_call_inline): Preserve debug_map.
6087 (optimize_inline_calls): Check for no debug_stmts left-overs.
6088 (unsave_expr_now): Preserve debug_map.
6089 (copy_gimple_seq_and_replace_locals): Likewise.
6090 (tree_function_versioning): Check for no debug_stmts left-overs.
6091 Init and destroy debug_map as needed. Split edges unconditionally.
6092 (build_duplicate_type): Init and destroy debug_map as needed.
6093 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6094 (struct copy_body_data): Add debug_stmts and debug_map.
6095 * sched-int.h (struct ready_list): Add n_debug.
6096 (struct deps): Add last_debug_insn.
6097 (DEBUG_INSN_SCHED_P): New.
6098 (BOUNDARY_DEBUG_INSN_P): New.
6099 (SCHEDULE_DEBUG_INSN_P): New.
6100 (sd_iterator_cond): Accept empty list.
6101 * combine.c (create_log_links): Skip debug insns.
6102 (combine_instructions): Likewise.
6103 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6104 return value is always unshared.
6105 (struct rtx_subst_pair): New.
6106 (auto_adjust_pair): New.
6107 (propagate_for_debug_subst): New.
6108 (propagate_for_debug): New.
6109 (try_combine): Skip debug insns. Propagate removed defs into
6111 (next_nonnote_nondebug_insn): New.
6112 (distribute_notes): Use it. Skip debug insns.
6113 (distribute_links): Skip debug insns.
6114 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6115 * resource.c (mark_target_live_regs): Likewise.
6116 * var-tracking.c: Include cselib.h and target.h.
6117 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6119 (micro_operation_type_name): New.
6120 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6121 (struct micro_operation_def): Update comments.
6122 (decl_or_value): New type. Use instead of decls.
6123 (struct emit_note_data_def): Add vars.
6124 (struct attrs_def): Use decl_or_value.
6125 (struct variable_tracking_info_def): Add permp, flooded.
6126 (struct location_chain_def): Update comment.
6127 (struct variable_part_def): Use decl_or_value.
6128 (struct variable_def): Make var_part a variable length array.
6130 (scratch_regs): New.
6131 (cselib_hook_called): New.
6132 (dv_is_decl_p): New.
6133 (dv_is_value_p): New.
6136 (dv_as_opaque): New.
6137 (dv_onepart_p): New.
6139 (IS_DECL_CODE): New.
6140 (check_value_is_not_decl): New.
6141 (dv_from_decl): New.
6142 (dv_from_value): New.
6143 (dv_htab_hash): New.
6144 (variable_htab_hash): Use it.
6145 (variable_htab_eq): Support values.
6146 (variable_htab_free): Free from the right pool.
6147 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6148 (attrs_list_union): Adjust.
6149 (attrs_list_mpdv_union): New.
6150 (tie_break_pointers): New.
6151 (canon_value_cmp): New.
6152 (unshare_variable): Return possibly-modified slot.
6153 (vars_copy_1): Adjust.
6154 (var_reg_decl_set): Adjust. Split out of...
6155 (var_reg_set): ... this.
6156 (get_init_value): Adjust.
6157 (var_reg_delete_and_set): Adjust.
6158 (var_reg_delete): Adjust.
6159 (var_regno_delete): Adjust.
6160 (var_mem_decl_set): Split out of...
6161 (var_mem_set): ... this.
6162 (var_mem_delete_and_set): Adjust.
6163 (var_mem_delete): Adjust.
6167 (variable_union): Adjust. Speed up merge of 1-part vars.
6168 (variable_canonicalize): Use unshared slot.
6169 (VALUED_RECURSED_INTO): New.
6170 (find_loc_in_1pdv): New.
6171 (struct dfset_merge): New.
6172 (insert_into_intersection): New.
6173 (intersect_loc_chains): New.
6175 (canonicalize_loc_order_check): New.
6176 (canonicalize_values_mark): New.
6177 (canonicalize_values_star): New.
6178 (variable_merge_over_cur): New.
6179 (variable_merge_over_src): New.
6180 (dataflow_set_merge): New.
6181 (dataflow_set_equiv_regs): New.
6182 (remove_duplicate_values): New.
6183 (struct dfset_post_merge): New.
6184 (variable_post_merge_new_vals): New.
6185 (variable_post_merge_perm_vals): New.
6186 (dataflow_post_merge_adjust): New.
6187 (find_mem_expr_in_1pdv): New.
6188 (dataflow_set_preserve_mem_locs): New.
6189 (dataflow_set_remove_mem_locs): New.
6190 (dataflow_set_clear_at_call): New.
6191 (onepart_variable_different_p): New.
6192 (variable_different_p): Use it.
6193 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6194 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6196 (track_loc_p): Pass it true.
6197 (struct count_use_info): New.
6198 (find_use_val): New.
6199 (replace_expr_with_values): New.
6201 (use_type): New, partially split out of...
6202 (count_uses): ... this. Count new micro-ops.
6203 (count_uses_1): Adjust.
6204 (count_stores): Adjust.
6205 (count_with_sets): New.
6206 (VAL_NEEDS_RESOLUTION): New.
6207 (VAL_HOLDS_TRACK_EXPR): New.
6208 (VAL_EXPR_IS_COPIED): New.
6209 (VAL_EXPR_IS_CLOBBERED): New.
6210 (add_uses): Adjust. Generate new micro-ops.
6211 (add_uses_1): Adjust.
6212 (add_stores): Generate new micro-ops.
6213 (add_with_sets): New.
6214 (find_src_status): Adjust.
6215 (find_src_set_src): Adjust.
6216 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6217 Handle new micro-ops. Canonicalize value equivalances.
6218 (vt_find_locations): Compute total size of hash tables for
6219 dumping. Perform merge for var-tracking-assignments. Don't
6220 disregard single-block loops.
6221 (dump_attrs_list): Handle decl_or_value.
6222 (dump_variable): Take variable. Deal with decl_or_value.
6223 (dump_variable_slot): New.
6224 (dump_vars): Use it.
6225 (dump_dataflow_sets): Adjust.
6226 (set_slot_part): New, extended to support one-part variables
6227 after splitting out of...
6228 (set_variable_part): ... this.
6229 (clobber_slot_part): New, split out of...
6230 (clobber_variable_part): ... this.
6231 (delete_slot_part): New, split out of...
6232 (delete_variable_part): .... this.
6233 (check_wrap_constant): New.
6234 (vt_expand_loc_callback): New.
6235 (vt_expand_loc): New.
6236 (emit_note_insn_var_location): Adjust. Handle values. Handle
6237 EMIT_NOTE_AFTER_CALL_INSN.
6238 (emit_notes_for_differences_1): Adjust. Handle values.
6239 (emit_notes_for_differences_2): Likewise.
6240 (emit_notes_for_differences): Adjust.
6241 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6242 Adjust. Handle new micro-ops.
6243 (vt_add_function_parameters): Adjust. Create and bind values.
6244 (vt_initialize): Adjust. Initialize scratch_regs and
6245 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6246 operations. Move some code to count_with_sets and add_with_sets.
6247 (delete_debug_insns): New.
6248 (vt_debug_insns_local): New.
6249 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6251 (var_tracking_main): If var-tracking-assignments is enabled
6252 but var-tracking isn't, delete debug insns and leave. Likewise
6253 if we exceed limits or fail the stack adjustments tests, and
6254 after all var-tracking processing.
6255 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6256 (dataflow_set): Add traversed_vars.
6257 (value_chain, const_value_chain): New typedefs.
6258 (value_chain_pool, value_chains): New variables.
6259 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6260 add_value_chains, add_cselib_value_chains, remove_value_chain,
6261 remove_value_chains, remove_cselib_value_chains): New functions.
6262 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6263 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6265 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6266 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6267 (dst_can_be_shared): New variable.
6268 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6269 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6270 different from set->vars, look up slot again instead of using the
6272 (dataflow_set_init): Initialize traversed_vars.
6273 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6274 lookup if set->vars is shared. Don't keep slot cleared before
6275 calling unshare_variable. Unshare set->vars if needed. Adjust
6276 unshare_variable callers. Clear dst_can_be_shared if needed.
6277 Even ->refcount == 1 vars must be unshared if set->vars is shared
6278 and var needs to be modified.
6279 (dataflow_set_union): Set traversed_vars during canonicalization.
6280 (VALUE_CHANGED, DECL_CHANGED): Define.
6281 (set_dv_changed, dv_changed_p): New static inlines.
6282 (track_expr_p): Clear DECL_CHANGED.
6283 (dump_dataflow_sets): Set it.
6284 (variable_was_changed): Call set_dv_changed.
6285 (emit_note_insn_var_location): Likewise.
6286 (changed_variables_stack): New variable.
6287 (check_changed_vars_1, check_changed_vars_2): New functions.
6288 (emit_notes_for_changes): Do nothing if changed_variables is
6289 empty. Traverse changed_variables with check_changed_vars_1,
6290 call check_changed_vars_2 on each changed_variables_stack entry.
6291 (emit_notes_in_bb): Add SET argument. Just clear it at the
6292 beginning, use it instead of local &set, don't destroy it at the end.
6293 (vt_emit_notes): Call dataflow_set_clear early on all
6294 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6295 computed set, dataflow_set_clear also VTI(bb)->in when we are
6296 done with the basic block. Initialize changed_variables_stack,
6297 free it afterwards. If ENABLE_CHECKING verify that after noting
6298 differences to an empty set value_chains hash table is empty.
6299 (vt_initialize): Initialize value_chains and value_chain_pool.
6300 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6301 (variable_tracking_main): Call dump_dataflow_sets before calling
6302 vt_emit_notes, not after it.
6303 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6304 (propagate_var_def_into_debug_stmts): Declare.
6305 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6306 (df_set_note): Reject debug insns.
6307 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6308 add notes to debug insns.
6309 (df_note_bb_compute): Adjust. Likewise.
6310 (df_simulate_uses): Skip debug insns.
6311 (df_simulate_initialize_backwards): Likewise.
6312 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6313 (subst_stack_regs_pat): Reject debug insns.
6314 (convert_regs_1): Handle debug insns.
6315 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6316 (print-rtl.o): Depend on cselib.h.
6317 (cselib.o): Depend on TREE_PASS_H.
6318 (var-tracking.o): Depend on cselib.h and TARGET_H.
6319 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6320 (init_ready_list): Skip boundary debug insns.
6321 (add_branch_dependences): Skip debug insns.
6322 (free_block_dependencies): Check for blocks with only debug insns.
6323 (compute_priorities): Likewise.
6324 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6325 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6327 (gimple_build_debug_bind_stat): New.
6328 (empty_body_p): Skip debug stmts.
6329 (gimple_has_side_effects): Likewise.
6330 (gimple_rhs_has_side_effects): Likewise.
6331 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6332 (gimple_build_debug_bind_stat): Declare.
6333 (gimple_build_debug_bind): Define.
6334 (is_gimple_debug): New.
6335 (gimple_debug_bind_p): New.
6336 (gimple_debug_bind_get_var): New.
6337 (gimple_debug_bind_get_value): New.
6338 (gimple_debug_bind_get_value_ptr): New.
6339 (gimple_debug_bind_set_var): New.
6340 (gimple_debug_bind_set_value): New.
6341 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6342 (gimple_debug_bind_reset_value): New.
6343 (gimple_debug_bind_has_value_p): New.
6344 (gsi_next_nondebug): New.
6345 (gsi_prev_nondebug): New.
6346 (gsi_start_nondebug_bb): New.
6347 (gsi_last_nondebug_bb): New.
6348 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6349 (print_insn): Handle DEBUG_INSN.
6350 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6351 of first insn prevail.
6352 (first_stmt): Skip debug stmts.
6353 (first_non_label_stmt): Likewise.
6354 (last_stmt): Likewise.
6355 (has_zero_uses_1): New.
6356 (single_imm_use_1): New.
6357 (verify_gimple_debug): New.
6358 (verify_types_in_gimple_stmt): Handle debug stmts.
6359 (verify_stmt): Likewise.
6360 (debug_loop_num): Skip debug stmts.
6361 (remove_edge_and_dominated_blocks): Remove dominators last.
6362 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6363 (linearize_expr): Likewise.
6364 * config/i386/i386.c (ix86_delegitimize_address): Call
6365 default implementation.
6366 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6367 (group_barrier_needed): Skip debug insns.
6368 (emit_insn_group_barriers): Likewise.
6369 (emit_all_insn_group_barriers): Likewise.
6370 (ia64_variable_issue): Handle debug insns.
6371 (ia64_dfa_new_cycle): Likewise.
6372 (final_emit_insn_group_barriers): Skip debug insns.
6373 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6374 def cfa without frame.
6375 (process_set): Likewise.
6376 (process_for_unwind_directive): Pass frame on.
6377 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6378 (rs6000_delegitimize_address): New.
6379 (rs6000_debug_adjust_cost): Handle debug insns.
6380 (is_microcoded_insn): Likewise.
6381 (is_cracked_insn): Likewise.
6382 (is_nonpipeline_insn): Likewise.
6383 (insn_must_be_first_in_group): Likewise.
6384 (insn_must_be_last_in_group): Likewise.
6385 (force_new_group): Likewise.
6386 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6387 contains only debug insns.
6388 (rtl_merge_blocks): Skip debug insns.
6389 (purge_dead_edges): Likewise.
6390 (rtl_block_ends_with_call_p): Skip debug insns.
6391 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6392 (mark_reg_dependencies): Skip debug insns.
6393 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6394 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6395 * tree-ssa-threadedge.c
6396 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6397 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6398 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6399 (copyprop_hardreg_forward_1): Handle debug insns.
6400 * reload1.c (reload): Skip debug insns. Replace unassigned
6401 pseudos in debug insns with their equivalences.
6402 (eliminate_regs_in_insn): Skip debug insns.
6403 (emit_input_reload_insns): Skip debug insns at first, adjust
6405 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6406 (get_indirect_ref_operands): Pass opf_no_vops on.
6407 (get_expr_operands): Likewise. Skip debug stmts.
6408 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6410 2009-09-01 Richard Henderson <rth@redhat.com>
6412 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6413 stmt_ends_pp_p statements at least once.
6414 * tree-vrp.c (vrp_initialize): Likewise.
6415 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6417 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6420 Fix AIX bootstrap after PR debug/30161
6421 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6422 that is a GNU extension.
6423 (tmpl_value_parm_die_table): Move the definition of this global
6424 outside #ifdef DWARF2_DEBUGGING_INFO region.
6426 2009-09-01 Richard Guenther <rguenther@suse.de>
6428 * tree.c (tree_expr_size): New function.
6429 * tree.h (tree_expr_size): Declare.
6430 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6431 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6432 * langhooks.c (lhd_expr_size): Remove.
6433 * langhooks.h (struct lang_hooks): Remove expr_size.
6434 * explow.c (expr_size): Use tree_expr_size.
6435 (int_expr_size): Likewise.
6436 * langhooks-def.h (lhd_expr_size): Remove.
6437 (LANG_HOOKS_EXPR_SIZE): Likewise.
6438 (LANG_HOOKS_INITIALIZER): Adjust.
6440 2009-09-01 Richard Guenther <rguenther@suse.de>
6442 * tree-flow.h (mark_addressable): Move declaration ...
6443 * tree.h (mark_addressable): ... here.
6444 * stmt.c (expand_asm_operands): Use mark_addressable, not
6445 lang_hooks.mark_addressable.
6446 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6447 LANG_HOOKS_MARK_ADDRESSABLE.
6448 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6449 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6451 2009-08-31 Chris Demetriou <cgd@google.com>
6453 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6454 vectorize if not TARGET_SSE2.
6456 2009-08-31 DJ Delorie <dj@redhat.com>
6458 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6459 registers if no coprocessor is enabled.
6461 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6464 * cgraph.h (cgraph_get_node): Declare ...
6465 * cgraph.c (cgraph_get_node): ... new function.
6466 * dwarf2out.c (gen_generic_params_dies,
6467 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6468 make_ith_pack_parameter_name,
6469 append_entry_to_tmpl_value_parm_die_table,
6470 gen_remaining_tmpl_value_param_die_attribute): New functions.
6471 (gen_subprogram_die): Generate debug info for template parameters
6472 if debug info level is higher than DINFO_LEVEL_TERSE.
6473 Use tree_add_const_value_attribute_for_decl instead of
6474 tree_add_const_value_attribute.
6475 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6476 instead of tree_add_const_value_attribute.
6477 (gen_struct_or_union_type_die): Generate debug
6478 info for template parameters if debug info level is higher than
6480 (tree_add_const_value_attribute): Handle integral and pointer
6481 constants. Update comment.
6482 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6483 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6484 (reference_to_unused): Fix thinko. Remove redundant predicates from
6486 (tree_add_const_value_attribute): Make this work for constant
6488 tree_add_const_value_attribute_for_decl is to be used for variable
6490 (add_location_or_const_value_attribute): Use
6491 tree_add_const_value_attribute_for_decl now.
6492 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6493 DW_TAG_template_value_param DIEs after function DIEs have been
6495 * langhooks.h (lang_hooks_for_types): Add
6496 get_argument_pack_elems.
6497 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6498 (lang_hooks): Added get_innermost_generic_parms,
6499 get_innermost_generic_args.
6500 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6501 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6502 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6503 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6505 2009-08-31 DJ Delorie <dj@redhat.com>
6507 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6508 it once we start generating the prologue or epilogue.
6509 (mep_call_saves_register): If the frame is locked, re-use
6511 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6512 (mep_expand_prologue): Call it.
6513 (mep_expand_epilogue): Likewise.
6514 (mep_start_function): Use the same logic as mep_expand_prologue.
6515 (mep_pass_by_reference): Make logic more readable.
6516 (mep_return_in_memory): Zero-sized objects are passed in memory.
6517 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6519 2009-08-31 Richard Guenther <rguenther@suse.de>
6521 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6522 to query if the memory regions for memmove overlap.
6523 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6524 asserts on pointers, instead deal with odd trees.
6525 (ptr_derefs_may_alias_p): Likewise.
6526 (refs_may_alias_p_1): Constructor bases also never alias.
6528 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6530 * doc/install.texi (Final install): Adjust reference on where to
6531 order printed manuals.
6533 2009-08-30 Olivier Hainque <hainque@adacore.com>
6535 * dwarf2out.c (switch_to_frame_table_section): Move
6536 definition prior to first use.
6538 2009-08-30 Richard Guenther <rguenther@suse.de>
6540 PR tree-optimization/41186
6541 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6542 (ao_ref_init_from_ptr_and_size): New function.
6543 (ref_maybe_used_by_call_p_1): Be more precise tracking
6544 used ranges for builtin functions.
6545 (ref_maybe_used_by_call_p): Adjust.
6546 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6547 ranges for builtin functions.
6548 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6550 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6553 * fwprop.c (get_reg_use_in): Delete.
6554 (free_load_extend): New function.
6555 (forward_propagate_subreg): Use it.
6557 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6559 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6561 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6564 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6567 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6569 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6570 fini or fini_array section.
6572 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6574 * graphite-dependences.c (graphite_legal_transform_bb): Call
6575 pbb_remove_duplicate_pdrs.
6576 * graphite-poly.c (can_collapse_pdr): Removed.
6577 (pdr_find_duplicate): Removed.
6578 (can_collapse_pdrs): New.
6579 (pbb_remove_duplicate_pdrs): New.
6580 (new_poly_dr): Do not look for duplicates.
6581 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6582 (PBB_PDR_DUPLICATES_REMOVED): New.
6583 (pbb_remove_duplicate_pdrs): Declared.
6585 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6587 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6588 the strides by multiplying by PDR_NB_REFS.
6589 * graphite-poly.c (can_collapse_pdr): New.
6590 (pdr_find_duplicate): New.
6591 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6592 Initialize PDR_NB_REFS.
6593 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6595 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6597 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6600 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6603 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6605 * graphite-dependences.c (pddr_original_scattering): Return NULL
6606 for read-read dependence relations.
6607 * graphite-poly.h (enum poly_dr_type): Fix comment.
6610 (pdr_may_write_p): New.
6612 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6614 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6615 (struct poly_dr): Same.
6616 (new_poly_dr): Same.
6617 * graphite-poly.c (new_poly_dr): Same.
6618 * graphite-dependences.c (dot_deps): Disable call to system.
6620 2009-08-28 Cary Coutant <ccoutant@google.com>
6623 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6624 struct/union/enum types local to a function.
6626 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6627 Sebastian Pop <sebastian.pop@amd.com>
6629 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6630 pbb_strip_mine_time_depth. Changed the implementation so that
6631 transformation is expressed as a transformation on
6632 time (scatttering) dimensions. Also, ensures that the 2d+1
6633 scheduling format is preserved.
6634 (pbb_strip_mine_profitable_p): Profitability is based on the
6635 iteration number of a given time (scattering) dimension,
6636 and not on a original loop depth dimension.
6637 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6638 (pbb_do_strip_mine): Call psct_dynamic_dim.
6639 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6640 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6641 (pbb_nb_dynamic_scattering_transform): New.
6642 (psct_dynamic_dim): New.
6644 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6646 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6647 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6648 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6649 * graphite-interchange.c (build_linearized_memory_access): Same.
6650 (memory_stride_in_loop): Same.
6652 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6654 * graphite-dependences.c (pddr_original_scattering): New.
6655 (graphite_legal_transform_dr): Call pddr_original_scattering.
6658 * graphite-dependences.h (dot_deps): Declared.
6659 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6660 (print_pdr): Print PDR_ID.
6661 * graphite-poly.h (struct poly_dr): Add field id.
6664 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6666 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6668 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6669 not delete the original dependence relation.
6671 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6673 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6674 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6675 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6676 (free_poly_ddr): New.
6677 (pddr_is_empty): New.
6678 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6679 (dependence_polyhedron): Same. Remove useless gcc_assert.
6681 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6682 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6683 * graphite-dependences.h (enum poly_dependence_kind): New.
6684 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6685 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6686 (PDRP_SINK): Renamed PDDR_SINK.
6687 (PDRP_DDP): Renamed PDDR_DDP.
6689 (free_poly_ddr): Declared.
6690 * graphite-poly.c (new_scop): Use the new hash function names.
6691 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6692 into original_pddrs.
6693 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6695 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6697 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6698 bounds with LT_EXPR to make niter analysis more precise on code
6699 generated by Graphite.
6701 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6703 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6704 (graphite_legal_transform_bb): Same.
6705 (poly_drs_may_alias_p): Same.
6707 2009-08-28 Richard Guenther <rguenther@suse.de>
6709 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6711 2009-08-28 Jan Beulich <jbeulich@novell.com>
6713 * config/i386/netware.c: Include langhooks.h.
6714 (i386_nlm_encode_section_info): Simplify.
6715 (netware_override_options): Delete.
6716 * config/i386/netware.h (netware_override_options): Delete
6718 (OVERRIDE_OPTIONS): Delete definition.
6719 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6720 (ASM_COMMENT_START): Define.
6721 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6723 2009-08-28 Jan Beulich <jbeulich@novell.com>
6725 * configure.ac: For in-tree ld, do a plain version check to
6726 determine whether comdat groups are supported.
6727 * configure: Regenerate.
6729 2009-08-28 Olivier Hainque <hainque@adacore.com>
6731 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6732 always defined. Reflect definition or absence of such for
6733 COLLECT_EXPORT_LIST. Readability helper.
6734 (scanfilter): New enum, to help control what symbols
6735 are to be considered or ignored by scan_prog_file.
6736 (enum pass): Rename as "scanpass", moved together with scanfilter
6737 prior to scan_prog_file's prototype.
6738 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6739 Group prototype with the scanpass/scanfilter definitions, factorize
6740 head comments for the several implementations at the prototype.
6741 (main): Reorganize the first pass link control to let AIX
6742 drag only the needed frame tables in executables. Prevent
6743 frame tables collection during the scan aimed at static ctors.
6744 Pre-link and scan for frame tables later to compensate.
6745 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6746 A C statement to issue assembly directives that create a reference
6747 to the given DWARF table identifier label from the current function
6749 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6750 to differentiate first time section entry. Only emit a .data
6751 tables start identifier label the first time around.
6752 (switch_to_frame_table_section): New function. Helper for
6753 output_call_frame_info to switch possibly BACK into the eh_frame
6754 or the debug_frame section depending on FOR_EH.
6755 (output_call_frame_info): Use helper to first enter the proper
6757 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6758 emit a link to the frame table start label from each function
6760 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6761 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6762 * config/rs6000/rs6000-protos.h: Declare it.
6763 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6765 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6767 * config/sh/sh.c (split_branches): Check the result of
6770 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6772 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6773 using -pthread -fopenmp
6775 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6777 * doc/service.texi (service directory): Update URL.
6779 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6781 PR rtl-optimization/40861
6782 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6783 extract word from a multi-word subreg for negative byte positions.
6785 2009-08-27 Tristan Gingold <gingold@adacore.com>
6786 Douglas B Rupp <rupp@gnat.com>
6788 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6789 (SECTION_VMS_OVERLAY): Define.
6790 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6792 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6794 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6795 common_object declarations.
6796 (ia64_section_type_flags): Set section flag for common_object.
6797 * config/ia64/ia64-protos.h
6798 (ia64_vms_output_aligned_decl_common): Declare.
6799 (ia64_vms_elf_asm_named_section): Declare.
6801 2009-08-27 Michael Matz <matz@suse.de>
6803 * expr.c (expand_expr_real_2): New function taking exploded
6804 unary or binary expression, split out from ...
6805 (expand_expr_real_1): ... here. Move over all unary/binary
6806 switch parts to above function, in particular these codes:
6807 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6808 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6809 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6810 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6811 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6812 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6813 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6814 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6815 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6816 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6817 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6818 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6819 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6820 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6821 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6822 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6823 VEC_PACK_FIX_TRUNC_EXPR.
6824 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6827 2009-08-27 Richard Guenther <rguenther@suse.de>
6829 * gengtype.c (main): Handle uint64_t.
6830 * ipa-utils.c (get_base_var): Indent properly.
6831 * tree-ssa-live.c (debug_scope_block): New function.
6832 * tree-flow.h (debug_scope_block): Declare.
6833 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6834 * basic-block.h (enum profile_status): Rename to
6835 enum profile_status_d.
6836 (x_profile_status): Adjust type.
6838 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6841 * dwarf2out.c (get_context_die): Declare this static function.
6842 (gen_type_die_with_usage): Make sure a DIE is a generated for
6843 the context of a typedef.
6845 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6847 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6850 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6852 * config/mips/mips-protos.h (mips_output_sync): Declare.
6853 (mips_sync_loop_insns): Likewise.
6854 (mips_output_sync_loop): Replace first two parameters with an rtx.
6855 * config/mips/mips.c (mips_multi_member): New structure.
6856 (mips_multi_members): New variable.
6857 (mips_multi_start): New function.
6858 (mips_multi_add): Likewise.
6859 (mips_multi_add_insn): Likewise.
6860 (mips_multi_add_label): Likewise.
6861 (mips_multi_last_index): Likewise.
6862 (mips_multi_copy_insn): Likewise.
6863 (mips_multi_set_operand): Likewise.
6864 (mips_multi_write): Likewise.
6865 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6866 (mips_init_print_operand_punct): Update accordingly.
6867 (mips_start_ll_sc_sync_block): New function.
6868 (mips_end_ll_sc_sync_block): Likewise.
6869 (mips_output_sync): Likewise.
6870 (mips_sync_insn1_template): Likewise.
6871 (mips_sync_insn2_template): Likewise.
6872 (mips_get_sync_operand): Likewise.
6873 (mips_process_sync_loop): Likewise.
6874 (mips_output_sync_loop): Use mips_process_sync_loop.
6875 (mips_sync_loop_insns): New function.
6876 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6877 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6878 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6879 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6880 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6881 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6882 (MIPS_SYNC_OLD_OP_12): Likewise.
6883 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6884 (MIPS_SYNC_NEW_OP_12): Likewise.
6885 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6886 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6887 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6888 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6889 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6890 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6891 * config/mips/mips.md (sync_mem): New attribute.
6892 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6893 (sync_exclusive_mask, sync_required_oldval): Likewise.
6894 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6895 (sync_release_barrier): Likewise.
6896 (length): Handle sync loops.
6897 (sync): Use mips_output_sync.
6898 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6899 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6900 and use mips_output_sync_loop.
6901 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6902 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6903 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6904 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6905 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6906 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6907 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6908 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6909 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6911 2009-08-26 Richard Guenther <rguenther@suse.de>
6914 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6915 the types to not match.
6916 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6918 * tree-ssa.c (useless_type_conversion_p): Conversions to
6919 pointers to unprototyped functions are useless.
6921 2009-08-26 Richard Guenther <rguenther@suse.de>
6923 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6924 whole-program condition, prepare to be called for non-globals.
6925 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6926 params build a representative with known type and track its fields.
6928 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6930 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6931 clearing by a taken branch.
6932 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6933 effectively after bbro pass.
6934 (sync_nand<mode>): Ditto.
6935 (sync_old_<fetchop_name><mode>): Ditto.
6936 (sync_old_nand<mode>): Ditto.
6937 (sync_new_<fetchop_name><mode>): Dito.
6938 (sync_new_nand<mode>): Ditto.
6939 (sync_compare_and_swap<mode>_1): Ditto.
6940 (*sync_compare_and_swap<mode>): Ditto.
6941 (sync_lock_test_and_set<mode>_1): Ditto.
6942 ("sync_lock_test_and_set<mode>): Ditto.
6944 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6946 * hwint.h (HOST_LONG_FORMAT): New macro
6947 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6948 Use HOST_PTR_PRINTF.
6949 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6950 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6951 (HOST_PTR_PRINTF): Document.
6953 2009-08-25 Jan Hubicka <jh@suse.cz>
6955 * config/i386/bmmintrin.h: Replace by #error.
6958 Michael Meissner <michael.meissner@amd.com>
6959 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6960 Tony Linthicum <tony.linthicum@amd.com>
6962 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6963 (TARGET_ROUND): New macro for the round/ptest instructions which
6964 are shared between SSE4.1 and SSE5.
6965 (OPTION_MASK_ISA_ROUND): Ditto.
6966 (OPTION_ISA_ROUND): Ditto.
6967 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6968 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6970 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6971 (-mfused-madd): New switch to give users control over whether the
6972 compiler optimizes to use the multiply/add SSE5 instructions.
6974 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6975 (ix86_handle_option): Turn off 3dnow if -msse5.
6976 (override_options): Add SSE5 support.
6977 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6979 (ix86_expand_sse_movcc): Add SSE5 support.
6980 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6981 vector type to the next largest size.
6982 (ix86_expand_sse5_pack): New function to use pperm to pack a
6983 vector type to the next smallest size.
6984 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6985 (IX86_BUILTIN_FMADDSD): Ditto.
6986 (IX86_BUILTIN_FMADDPS): Ditto.
6987 (IX86_BUILTIN_FMADDPD): Ditto.
6988 (IX86_BUILTIN_FMSUBSS): Ditto.
6989 (IX86_BUILTIN_FMSUBSD): Ditto.
6990 (IX86_BUILTIN_FMSUBPS): Ditto.
6991 (IX86_BUILTIN_FMSUBPD): Ditto.
6992 (IX86_BUILTIN_FNMADDSS): Ditto.
6993 (IX86_BUILTIN_FNMADDSD): Ditto.
6994 (IX86_BUILTIN_FNMADDPS): Ditto.
6995 (IX86_BUILTIN_FNMADDPD): Ditto.
6996 (IX86_BUILTIN_FNMSUBSS): Ditto.
6997 (IX86_BUILTIN_FNMSUBSD): Ditto.
6998 (IX86_BUILTIN_FNMSUBPS): Ditto.
6999 (IX86_BUILTIN_FNMSUBPD): Ditto.
7000 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7001 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7002 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7003 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7004 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7005 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7006 (IX86_BUILTIN_PPERM): Ditto.
7007 (IX86_BUILTIN_PERMPS): Ditto.
7008 (IX86_BUILTIN_PERMPD): Ditto.
7009 (IX86_BUILTIN_PMACSSWW): Ditto.
7010 (IX86_BUILTIN_PMACSWW): Ditto.
7011 (IX86_BUILTIN_PMACSSWD): Ditto.
7012 (IX86_BUILTIN_PMACSWD): Ditto.
7013 (IX86_BUILTIN_PMACSSDD): Ditto.
7014 (IX86_BUILTIN_PMACSDD): Ditto.
7015 (IX86_BUILTIN_PMACSSDQL): Ditto.
7016 (IX86_BUILTIN_PMACSSDQH): Ditto.
7017 (IX86_BUILTIN_PMACSDQL): Ditto.
7018 (IX86_BUILTIN_PMACSDQH): Ditto.
7019 (IX86_BUILTIN_PMADCSSWD): Ditto.
7020 (IX86_BUILTIN_PMADCSWD): Ditto.
7021 (IX86_BUILTIN_PHADDBW): Ditto.
7022 (IX86_BUILTIN_PHADDBD): Ditto.
7023 (IX86_BUILTIN_PHADDBQ): Ditto.
7024 (IX86_BUILTIN_PHADDWD): Ditto.
7025 (IX86_BUILTIN_PHADDWQ): Ditto.
7026 (IX86_BUILTIN_PHADDDQ): Ditto.
7027 (IX86_BUILTIN_PHADDUBW): Ditto.
7028 (IX86_BUILTIN_PHADDUBD): Ditto.
7029 (IX86_BUILTIN_PHADDUBQ): Ditto.
7030 (IX86_BUILTIN_PHADDUWD): Ditto.
7031 (IX86_BUILTIN_PHADDUWQ): Ditto.
7032 (IX86_BUILTIN_PHADDUDQ): Ditto.
7033 (IX86_BUILTIN_PHSUBBW): Ditto.
7034 (IX86_BUILTIN_PHSUBWD): Ditto.
7035 (IX86_BUILTIN_PHSUBDQ): Ditto.
7036 (IX86_BUILTIN_PROTB): Ditto.
7037 (IX86_BUILTIN_PROTW): Ditto.
7038 (IX86_BUILTIN_PROTD): Ditto.
7039 (IX86_BUILTIN_PROTQ): Ditto.
7040 (IX86_BUILTIN_PROTB_IMM): Ditto.
7041 (IX86_BUILTIN_PROTW_IMM): Ditto.
7042 (IX86_BUILTIN_PROTD_IMM): Ditto.
7043 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7044 (IX86_BUILTIN_PSHLB): Ditto.
7045 (IX86_BUILTIN_PSHLW): Ditto.
7046 (IX86_BUILTIN_PSHLD): Ditto.
7047 (IX86_BUILTIN_PSHLQ): Ditto.
7048 (IX86_BUILTIN_PSHAB): Ditto.
7049 (IX86_BUILTIN_PSHAW): Ditto.
7050 (IX86_BUILTIN_PSHAD): Ditto.
7051 (IX86_BUILTIN_PSHAQ): Ditto.
7052 (IX86_BUILTIN_FRCZSS): Ditto.
7053 (IX86_BUILTIN_FRCZSD): Ditto.
7054 (IX86_BUILTIN_FRCZPS): Ditto.
7055 (IX86_BUILTIN_FRCZPD): Ditto.
7056 (IX86_BUILTIN_CVTPH2PS): Ditto.
7057 (IX86_BUILTIN_CVTPS2PH): Ditto.
7058 (IX86_BUILTIN_COMEQSS): Ditto.
7059 (IX86_BUILTIN_COMNESS): Ditto.
7060 (IX86_BUILTIN_COMLTSS): Ditto.
7061 (IX86_BUILTIN_COMLESS): Ditto.
7062 (IX86_BUILTIN_COMGTSS): Ditto.
7063 (IX86_BUILTIN_COMGESS): Ditto.
7064 (IX86_BUILTIN_COMUEQSS): Ditto.
7065 (IX86_BUILTIN_COMUNESS): Ditto.
7066 (IX86_BUILTIN_COMULTSS): Ditto.
7067 (IX86_BUILTIN_COMULESS): Ditto.
7068 (IX86_BUILTIN_COMUGTSS): Ditto.
7069 (IX86_BUILTIN_COMUGESS): Ditto.
7070 (IX86_BUILTIN_COMORDSS): Ditto.
7071 (IX86_BUILTIN_COMUNORDSS): Ditto.
7072 (IX86_BUILTIN_COMFALSESS): Ditto.
7073 (IX86_BUILTIN_COMTRUESS): Ditto.
7074 (IX86_BUILTIN_COMEQSD): Ditto.
7075 (IX86_BUILTIN_COMNESD): Ditto.
7076 (IX86_BUILTIN_COMLTSD): Ditto.
7077 (IX86_BUILTIN_COMLESD): Ditto.
7078 (IX86_BUILTIN_COMGTSD): Ditto.
7079 (IX86_BUILTIN_COMGESD): Ditto.
7080 (IX86_BUILTIN_COMUEQSD): Ditto.
7081 (IX86_BUILTIN_COMUNESD): Ditto.
7082 (IX86_BUILTIN_COMULTSD): Ditto.
7083 (IX86_BUILTIN_COMULESD): Ditto.
7084 (IX86_BUILTIN_COMUGTSD): Ditto.
7085 (IX86_BUILTIN_COMUGESD): Ditto.
7086 (IX86_BUILTIN_COMORDSD): Ditto.
7087 (IX86_BUILTIN_COMUNORDSD): Ditto.
7088 (IX86_BUILTIN_COMFALSESD): Ditto.
7089 (IX86_BUILTIN_COMTRUESD): Ditto.
7090 (IX86_BUILTIN_COMEQPS): Ditto.
7091 (IX86_BUILTIN_COMNEPS): Ditto.
7092 (IX86_BUILTIN_COMLTPS): Ditto.
7093 (IX86_BUILTIN_COMLEPS): Ditto.
7094 (IX86_BUILTIN_COMGTPS): Ditto.
7095 (IX86_BUILTIN_COMGEPS): Ditto.
7096 (IX86_BUILTIN_COMUEQPS): Ditto.
7097 (IX86_BUILTIN_COMUNEPS): Ditto.
7098 (IX86_BUILTIN_COMULTPS): Ditto.
7099 (IX86_BUILTIN_COMULEPS): Ditto.
7100 (IX86_BUILTIN_COMUGTPS): Ditto.
7101 (IX86_BUILTIN_COMUGEPS): Ditto.
7102 (IX86_BUILTIN_COMORDPS): Ditto.
7103 (IX86_BUILTIN_COMUNORDPS): Ditto.
7104 (IX86_BUILTIN_COMFALSEPS): Ditto.
7105 (IX86_BUILTIN_COMTRUEPS): Ditto.
7106 (IX86_BUILTIN_COMEQPD): Ditto.
7107 (IX86_BUILTIN_COMNEPD): Ditto.
7108 (IX86_BUILTIN_COMLTPD): Ditto.
7109 (IX86_BUILTIN_COMLEPD): Ditto.
7110 (IX86_BUILTIN_COMGTPD): Ditto.
7111 (IX86_BUILTIN_COMGEPD): Ditto.
7112 (IX86_BUILTIN_COMUEQPD): Ditto.
7113 (IX86_BUILTIN_COMUNEPD): Ditto.
7114 (IX86_BUILTIN_COMULTPD): Ditto.
7115 (IX86_BUILTIN_COMULEPD): Ditto.
7116 (IX86_BUILTIN_COMUGTPD): Ditto.
7117 (IX86_BUILTIN_COMUGEPD): Ditto.
7118 (IX86_BUILTIN_COMORDPD): Ditto.
7119 (IX86_BUILTIN_COMUNORDPD): Ditto.
7120 (IX86_BUILTIN_COMFALSEPD): Ditto.
7121 (IX86_BUILTIN_COMTRUEPD): Ditto.
7122 (IX86_BUILTIN_PCOMEQUB): Ditto.
7123 (IX86_BUILTIN_PCOMNEUB): Ditto.
7124 (IX86_BUILTIN_PCOMLTUB): Ditto.
7125 (IX86_BUILTIN_PCOMLEUB): Ditto.
7126 (IX86_BUILTIN_PCOMGTUB): Ditto.
7127 (IX86_BUILTIN_PCOMGEUB): Ditto.
7128 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7129 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7130 (IX86_BUILTIN_PCOMEQUW): Ditto.
7131 (IX86_BUILTIN_PCOMNEUW): Ditto.
7132 (IX86_BUILTIN_PCOMLTUW): Ditto.
7133 (IX86_BUILTIN_PCOMLEUW): Ditto.
7134 (IX86_BUILTIN_PCOMGTUW): Ditto.
7135 (IX86_BUILTIN_PCOMGEUW): Ditto.
7136 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7137 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7138 (IX86_BUILTIN_PCOMEQUD): Ditto.
7139 (IX86_BUILTIN_PCOMNEUD): Ditto.
7140 (IX86_BUILTIN_PCOMLTUD): Ditto.
7141 (IX86_BUILTIN_PCOMLEUD): Ditto.
7142 (IX86_BUILTIN_PCOMGTUD): Ditto.
7143 (IX86_BUILTIN_PCOMGEUD): Ditto.
7144 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7145 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7146 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7147 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7148 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7149 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7150 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7151 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7152 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7153 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7154 (IX86_BUILTIN_PCOMEQB): Ditto.
7155 (IX86_BUILTIN_PCOMNEB): Ditto.
7156 (IX86_BUILTIN_PCOMLTB): Ditto.
7157 (IX86_BUILTIN_PCOMLEB): Ditto.
7158 (IX86_BUILTIN_PCOMGTB): Ditto.
7159 (IX86_BUILTIN_PCOMGEB): Ditto.
7160 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7161 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7162 (IX86_BUILTIN_PCOMEQW): Ditto.
7163 (IX86_BUILTIN_PCOMNEW): Ditto.
7164 (IX86_BUILTIN_PCOMLTW): Ditto.
7165 (IX86_BUILTIN_PCOMLEW): Ditto.
7166 (IX86_BUILTIN_PCOMGTW): Ditto.
7167 (IX86_BUILTIN_PCOMGEW): Ditto.
7168 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7169 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7170 (IX86_BUILTIN_PCOMEQD): Ditto.
7171 (IX86_BUILTIN_PCOMNED): Ditto.
7172 (IX86_BUILTIN_PCOMLTD): Ditto.
7173 (IX86_BUILTIN_PCOMLED): Ditto.
7174 (IX86_BUILTIN_PCOMGTD): Ditto.
7175 (IX86_BUILTIN_PCOMGED): Ditto.
7176 (IX86_BUILTIN_PCOMFALSED): Ditto.
7177 (IX86_BUILTIN_PCOMTRUED): Ditto.
7178 (IX86_BUILTIN_PCOMEQQ): Ditto.
7179 (IX86_BUILTIN_PCOMNEQ): Ditto.
7180 (IX86_BUILTIN_PCOMLTQ): Ditto.
7181 (IX86_BUILTIN_PCOMLEQ): Ditto.
7182 (IX86_BUILTIN_PCOMGTQ): Ditto.
7183 (IX86_BUILTIN_PCOMGEQ): Ditto.
7184 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7185 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7186 (enum multi_arg_type): New enum for describing the various SSE5
7187 intrinsic argument types.
7188 (bdesc_multi_arg): New table for SSE5 intrinsics.
7189 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7190 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7192 (ix86_expand_builtin): Add SSE5 intrinsic support.
7193 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7194 operand instructions.
7195 (ix86_expand_sse5_multiple_memory): New function to split the
7196 second memory reference from SSE5 instructions.
7197 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7198 (ix86_return_pops_args): Use stdarg_p to determine if the function
7199 has variable arguments.
7200 (ix86_setup_incoming_varargs): Ditto.
7201 (x86_this_parameter): Ditto.
7203 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7205 (ix86_expand_sse5_pack): Ditto.
7206 (ix86_sse5_valid_op_p): Ditto.
7207 (ix86_expand_sse5_multiple_memory): Ditto.
7209 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7210 constant for SSE5 support.
7211 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7212 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7213 (UNSPEC_SSE5_PERMUTE): Ditto.
7214 (UNSPEC_SSE5_ASHIFT): Ditto.
7215 (UNSPEC_SSE5_LSHIFT): Ditto.
7216 (UNSPEC_FRCZ): Ditto.
7217 (UNSPEC_CVTPH2PS): Ditto.
7218 (UNSPEC_CVTPS2PH): Ditto.
7219 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7221 (COM_FALSE_S): Ditto.
7222 (COM_FALSE_P): Ditto.
7223 (COM_TRUE_S): Ditto.
7224 (COM_TRUE_P): Ditto.
7225 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7226 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7228 (memory attribute): Ditto.
7229 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7230 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7231 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7232 (floor<mode>2): Ditto.
7233 (ceil<mode>2): Ditto.
7234 (btrunc<mode>2): Ditto.
7235 (nearbyintdf2): Ditto.
7236 (nearbyintsf2): Ditto.
7237 (sse_setccsf): Disable if SSE5.
7238 (sse_setccdf): Ditto.
7239 (sse5_setcc<mode>): New support for SSE5 conditional move.
7240 (sse5_pcmov_<mode>): Ditto.
7242 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7244 (SSEMODEF2P): Ditto.
7245 (ssemodesuffixf4): New mode attribute for SSE5.
7246 (ssemodesuffixf2s): Ditto.
7247 (ssemodesuffixf2c): Ditto.
7248 (sserotatemax): Ditto.
7249 (ssescalarmode): Ditto.
7250 (sse_maskcmpv4sf3): Disable if SSE5.
7251 (sse_maskcmpv2df3): Ditto.
7252 (sse_vmmaskcmpv4sf3): Ditto.
7253 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7254 (sse5_vmfmadd<mode>4): Ditto.
7255 (sse5_fmsub<mode>4): Ditto.
7256 (sse5_vmfmsub<mode>4): Ditto.
7257 (sse5_fnmadd<mode>4): Ditto.
7258 (sse5_vmfnmadd<mode>4): Ditto.
7259 (sse5_fnmsub<mode>4): Ditto.
7260 (sse5_vmfnmsub<mode>4): Ditto.
7261 (sse5i_fmadd<mode>4): Ditto.
7262 (sse5i_fmsub<mode>4): Ditto.
7263 (sse5i_fnmadd<mode>4): Ditto.
7264 (sse5i_fnmsub<mode>4): Ditto.
7265 (sse5i_vmfmadd<mode>4): Ditto.
7266 (sse5i_vmfmsub<mode>4): Ditto.
7267 (sse5i_vmfnmadd<mode>4): Ditto.
7268 (sse5i_vmfnmsub<mode>4): Ditto.
7269 (mulv16qi3): Add SSE5 support.
7271 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7272 (sse2_mulv4si3): Disable if SSE5.
7273 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7274 (sse4_1_roundps): Ditto.
7275 (sse4_1_roundsd): Ditto.
7276 (sse4_1_roundss): Ditto.
7277 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7279 (sse_maskcmpsf3): Ditto.
7280 (sse_vmmaskcmpv4sf3): Ditto.
7281 (sse2_maskcmpv2df3): Ditto.
7282 (sse2_maskcmpdf3): Ditto.
7283 (sse2_vmmaskcmpv2df3): Ditto.
7284 (sse2_eq<mode>3): Ditto.
7285 (sse2_gt<mode>3): Ditto.
7286 (sse5_pcmov_<mode>): Add SSE5 support.
7287 (vec_unpacku_hi_v16qi): Ditto.
7288 (vec_unpacks_hi_v16qi): Ditto.
7289 (vec_unpacku_lo_v16qi): Ditto.
7290 (vec_unpacks_lo_v16qi): Ditto.
7291 (vec_unpacku_hi_v8hi): Ditto.
7292 (vec_unpacks_hi_v8hi): Ditto.
7293 (vec_unpacku_lo_v8hi): Ditto.
7294 (vec_unpacks_lo_v8hi): Ditto.
7295 (vec_unpacku_hi_v4si): Ditto.
7296 (vec_unpacks_hi_v4si): Ditto.
7297 (vec_unpacku_lo_v4si): Ditto.
7298 (vec_unpacks_lo_v4si): Ditto.
7299 (sse5_pmacsww): New SSE5 intrinsic insn.
7300 (sse5_pmacssww): Ditto.
7301 (sse5_pmacsdd): Ditto.
7302 (sse5_pmacssdd): Ditto.
7303 (sse5_pmacssdql): Ditto.
7304 (sse5_pmacssdqh): Ditto.
7305 (sse5_pmacsdqh): Ditto.
7306 (sse5_pmacsswd): Ditto.
7307 (sse5_pmacswd): Ditto.
7308 (sse5_pmadcsswd): Ditto.
7309 (sse5_pmadcswd): Ditto.
7310 (sse5_pcmov_<move>): Conditional move support on SSE5.
7311 (sse5_phaddbw): New SSE5 intrinsic insn.
7312 (sse5_phaddbd): Ditto.
7313 (sse5_phaddbq): Ditto.
7314 (sse5_phaddwd): Ditto.
7315 (sse5_phaddwq): Ditto.
7316 (sse5_phadddq): Ditto.
7317 (sse5_phaddubw): Ditto.
7318 (sse5_phaddubd): Ditto.
7319 (sse5_phaddubq): Ditto.
7320 (sse5_phadduwd): Ditto.
7321 (sse5_phadduwq): Ditto.
7322 (sse5_phaddudq): Ditto.
7323 (sse5_phsubbw): Ditto.
7324 (sse5_phsubwd): Ditto.
7325 (sse5_phsubdq): Ditto.
7326 (sse5_pperm): Ditto.
7327 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7328 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7329 (sse5_pperm_sign_v8hi_v4si): Ditto.
7330 (sse5_pperm_zero_v8hi_v4si): Ditto.
7331 (sse5_pperm_sign_v4si_v2di): Ditto.
7332 (sse5_pperm_sign_v4si_v2di): Ditto.
7333 (sse5_pperm_pack_v2di_v4si): Ditto.
7334 (sse5_pperm_pack_v4si_v8hi): Ditto.
7335 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7336 (sse5_perm<mode>): New SSE5 intrinsic insn.
7337 (rotl<mode>3): Ditto.
7338 (sse5_rotl<mode>3): Ditto.
7339 (sse5_ashl<mode>3): Ditto.
7340 (sse5_lshl<mode>3): Ditto.
7341 (sse5_frcz<mode>2): Ditto.
7342 (sse5s_frcz<mode>2): Ditto.
7343 (sse5_cvtph2ps): Ditto.
7344 (sse5_cvtps2ph): Ditto.
7345 (sse5_vmmaskcmp<mode>3): Ditto.
7346 (sse5_com_tf<mode>3): Ditto.
7347 (sse5_maskcmp<mode>3): Ditto.
7348 (sse5_maskcmp_uns<mode>3): Ditto.
7349 (sse5_maskcmp_uns2<mode>3): Ditto.
7350 (sse5_pcom_tf<mode>3): Ditto.
7352 * config/i386/predicates.md (sse5_comparison_float_operator):
7353 New predicate to match the comparison operators supported by
7354 the SSE5 com instruction.
7355 (ix86_comparison_int_operator): New predicate to match just the
7356 signed int comparisons.
7357 (ix86_comparison_uns_operator): New predicate to match just the
7358 unsigned int comparisons.
7360 * doc/invoke.texi (-msse5): Add documentation.
7361 (-mfused-madd): Ditto.
7363 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7365 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7367 (x86_64-*-*): Ditto.
7369 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7371 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7372 intrinisics for SSE5.
7374 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7377 * config/i386/mmintrin-common.h: New file, to contain common
7378 instructions between SSE4.1 and SSE5.
7380 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7381 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7382 (gen_regparm_prefix): Ditto.
7384 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7385 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7386 prototype_p to determine if a function is prototyped.
7388 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7390 * c-common.c (c_common_reswords) add the alignof keyword,
7391 with same RID as __alignof and __alignof__
7393 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7395 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7396 * hooks.c (hook_bool_const_int_const_int_true): New function.
7397 * target.h (struct gcc_target): Add can_eliminate field.
7398 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7399 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7400 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7401 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7402 (elim_table): Revise comment.
7403 * system.h (CAN_ELIMINATE): Poison.
7404 * defaults.h (CAN_ELIMINATE): Remove.
7405 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7407 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7408 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7410 (alpha_vms_can_eliminate): Declare as static, change return type to
7412 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7414 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7415 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7416 (arm_can_eliminate): New function.
7418 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7419 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7420 (avr_can_eliminate): Declare as static.
7421 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7423 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7424 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7425 (bfin_can_eliminate): New function.
7427 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7428 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7429 (crx_can_eliminate): New function.
7431 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7432 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7433 (fr30_can_eliminate): New function.
7435 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7436 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7437 (frv_can_eliminate): New function.
7439 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7440 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7441 (h8300_can_eliminate): New function.
7443 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7444 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7445 (i386_can_eliminate): Declare as static, change return type to bool.
7446 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7448 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7449 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7450 (ia64_can_eliminate): New function.
7452 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7453 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7454 (iq2000_can_eliminate): New function.
7456 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7457 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7458 (m32r_can_eliminate): New function.
7460 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7461 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7462 (m68hc11_can_eliminate): New function.
7464 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7465 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7466 (m68k_can_eliminate): New function.
7468 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7469 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7470 (mep_can_eliminate): New function.
7472 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7473 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7474 (mips_can_eliminate): New function.
7476 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7477 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7478 (rs6000_can_eliminate): New function.
7480 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7481 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7482 (s390_can_eliminate): Declare as static.
7483 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7485 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7486 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7487 (score_can_eliminate): New function.
7489 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7490 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7491 (sparc_can_eliminate): Declare as static.
7492 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7494 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7495 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7496 (xstormy16_can_eliminate): New function.
7498 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7499 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7500 (v850_can_eliminate): New function.
7502 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7504 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7505 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7506 (*movdfcc_ext[1234]): Disable for IEEE mode.
7508 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7510 * gimplify.c (prepare_gimple_addressable): New static function.
7511 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7513 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7514 manually fiddling with it.
7516 2009-08-25 Michael Matz <matz@suse.de>
7518 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7519 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7521 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7522 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7523 (do_jump): Split out code for simple binary comparisons into ...
7524 (do_jump_1): ... this, taking the individual operands and code.
7525 Change callers to helper function above accordingly.
7526 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7529 2009-08-25 Michael Matz <matz@suse.de>
7531 * expr.h (struct separate_ops, sepops): New type for passing
7532 around an exploded simple expression.
7533 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7534 Use this structure instead of expression tree.
7535 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7536 expression, only its type.
7537 (expand_vec_cond_expr): Take type and individual operands instead
7539 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7540 expand_vec_shift_expr): Change prototype accordingly.
7541 * tree-vect-stmts.c (vectorizable_condition): Change call of
7542 expand_vec_cond_expr_p to pass only type.
7543 * expr.c (do_store_flags): Change prototype and implementation
7544 to take an exploded expression.
7545 (expand_expr_real_1): New local ops initialized with details
7546 of the full expression. Use it instead of full
7547 expression in calls to do_store_flags, expand_vec_cond_expr,
7548 expand_widen_pattern_expr and expand_vec_shift_expr.
7550 2009-08-25 Michael Matz <matz@suse.de>
7552 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7553 treeop2 initialized with first three operands of the full expression.
7554 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7556 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7558 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7559 (__gthread_objc_condition_allocate): Mark arguments as unused.
7560 (__gthread_objc_condition_deallocate): Likewise.
7561 (__gthread_objc_condition_wait): Likewise.
7562 (__gthread_objc_condition_broadcast): Likewise.
7563 (__gthread_objc_condition_signal): Likewise.
7564 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7565 (__gthread_objc_thread_id): Likewise.
7567 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7570 * tree-pretty-print.c (print_call_name): Print the correct call name
7571 for procedure pointer components.
7573 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7575 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7576 default_promote_function_mode when not VMS.
7578 2009-08-24 Olivier Hainque <hainque@adacore.com>
7580 * convert.c (convert_to_integer): Don't assume an input pointer is
7581 POINTER_SIZE wide. Fetch from the type instead.
7583 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7585 * configure.ac (AC_PREREQ): Bump to 2.64.
7587 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7589 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7590 (process_command): Don't search standard_exec_prefix_1 and
7591 standard_exec_prefix_2.
7593 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7595 * config/arm/arm.c (output_return_instruction): Handle for
7598 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7600 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7602 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7604 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7605 (*arm_movdf_vfp): Likewise.
7607 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7609 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7610 (vashr<mode>3): Rename from ashr<mode>3.
7611 (vlshr<mode>3): Rename from lshr<mode>3.
7613 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7616 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7617 (check_format_info_main): Use scalar_identify_flag.
7618 (check_format_types): Check for scalar size identity if
7619 scalar_identify_flag is set.
7620 (printf_length_specs): Extend by new field.
7621 (asm_fprintf_length_specs): Likewise.
7622 (gcc_diag_length_specs): Likewise.
7623 (scanf_length_specs): Likewise.
7624 (strfmon_length_specs): Likewise.
7625 (gcc_gfc_length_specs): Likewise.
7626 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7627 (ms_printf_flag_specs): Likewise.
7628 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7630 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7633 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7634 (*call_value_pop_1): Ditto.
7635 (*sibcall_pop_1): New insn pattern.
7636 (*sibcall_value_pop_1): Ditto.
7638 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7641 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7644 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7647 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7648 (get_reg_use_in): New function.
7649 (forward_propagate_subreg): Propagate through subreg of zero_extend
7652 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7654 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7655 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7657 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7659 * configure.ac: Remove --with-datarootdir, --with-docdir,
7660 --with-htmldir switches. No need to call AC_SUBST for
7661 datarootdir, docdir, htmldir any more.
7662 * configure: Regenerate.
7663 * doc/install.texi (Configuration): Document --datarootdir,
7664 --docdir, --htmldir, --pdfdir; update documentation for
7665 --infodir, --mandir.
7666 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7669 * aclocal.m4: Regenerate.
7670 * config.in: Regenerate.
7671 * configure: Regenerate.
7673 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7674 Olivier Hainque <hainque@adacore.com>
7676 * config/ia64/ia64.c: Include libfuncs.h.
7677 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7678 (ia64_expand_call): Use reg 25 on VMS.
7679 (ia64_initialize_trampoline): Fix for VMS ABI.
7680 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7681 (ia64_function_arg): Initialize reg 25 on VMS.
7682 Fix OpenVMS ABI issues for varargs.
7683 For OpenVMS, emit the Argument Information register set in the
7684 incoming/sibcall case as well.
7685 (ia64_arg_type): New function.
7686 (ia64_function_arg_advance): Keep track of cum->words.
7687 Fix OpenVMS ABI issues for varargs.
7688 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7689 (ia64_override_options): Set flag_no_common on VMS.
7690 (ia64_init_builtins): Disable FWRITE builtin.
7691 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7692 (ia64_vms_init_libfuncs): Add decc$ routines.
7693 (ia64_vms_valid_pointer_mode): New function.
7694 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7695 (ia64_promote_function_mode): New function
7696 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7697 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7698 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7699 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7700 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7701 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7702 Suppress trailing '#' if VALUE is numeric.
7703 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7704 ia64_promote_function_mode.
7705 (TARGET_VALID_POINTER_MODE): Define.
7707 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7710 * config/rs6000/rs6000.c (rs6000_override_options): Use
7711 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7714 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7715 reporting of vector + decimal/boolean/complex error.
7717 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7719 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7720 __vector double TYPE_DECL.
7722 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7724 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7725 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7726 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7727 to pointer to enum machine_mode. Update all callers as needed.
7729 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7731 * config/alpha/alpha.md (exception_receiver): Emit alternative
7732 GP load sequence if flag_reorder_blocks_and_partition is set.
7733 (*exception_receiver_2): Also enable when
7734 flag_reorder_blocks_and_partition is set.
7736 2009-08-20 Matt Rice <ratmice@gmail.com>
7737 Diego Novillo <dnovillo@google.com>
7739 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7742 2009-08-20 Richard Guenther <rguenther@suse.de>
7744 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7745 * c-tree.h (c_dup_lang_specific_decl): Remove.
7746 (struct lang_decl, struct lang_type): Move definitions ...
7747 * c-lang.h: ... here. New file.
7748 * c-decl.c: Include c-lang.h.
7749 (c_dup_lang_specific_decl): Remove.
7750 * c-typeck.c: Include c-lang.h.
7751 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7752 (c-typeck.o): Likewise.
7753 * c-config-lang.in (gtfiles): Add c-lang.h.
7754 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7757 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7759 * config/alpha/alpha.c (alpha_end_function): Do not clear
7760 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7761 this is now handled in generic code.
7763 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7765 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7766 (s390_z10_fix_long_loop_prediction): New function.
7767 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7768 (s390_reorg): Walk over the INSNs and invoke
7769 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7771 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7773 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7774 "*brx_64bit", "*brx_31bit"): New patterns.
7775 * config/s390/s390.c ('E'): New output modifier.
7777 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7778 Richard Earnshaw <richard.earnshaw@arm.com>
7780 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7781 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7783 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7785 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7787 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7788 for mode mode of operand0 when doing secondary reload for SAR.
7790 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7793 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7794 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7796 2009-08-19 Jason Merrill <jason@redhat.com>
7798 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7799 supported template depth in C++0x.
7801 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7803 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7804 free_after_compilation.
7805 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7806 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7807 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7808 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7809 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7810 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7811 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7813 2009-08-19 Ian Lance Taylor <iant@google.com>
7815 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7816 of (plus (mult (neg B) C) A).
7818 2009-08-18 Michael Matz <matz@suse.de>
7820 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7821 instead of comparing TYPE_MAIN_VARIANT for equality.
7822 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7823 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7824 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7825 * gimplify.c (goa_lhs_expr_p): Ditto and use
7826 STRIP_USELESS_TYPE_CONVERSION.
7828 2009-08-18 Michael Matz <matz@suse.de>
7830 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7831 first field in a struct.
7832 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7834 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7836 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7837 locators before emit_insn is called. Remove assert that
7839 (alpha_end_function): Clear crtl->emit structure and free insn
7840 locators if cfun->is_thunk is true.
7842 2009-08-18 Jason Merrill <jason@redhat.com>
7844 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7846 * configure.ac: Test for it.
7847 * configure, config.in: Regenerate.
7848 * doc/install.texi: Document --enable-gnu-unique-object.
7850 2009-08-18 Richard Guenther <rguenther@suse.de>
7853 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7854 pow(x,y*z) only if x is nonnegative.
7856 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7858 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7862 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7863 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7865 2009-08-17 DJ Delorie <dj@redhat.com>
7867 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7868 * config/m32c/prologue.md (epilogue_freit): New.
7870 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7871 (bank_switch_p): Likewise.
7872 (fast_interrupt_p): Likewise.
7873 (interrupt_p): Likewise.
7874 (m32c_conditional_register_usage): Round memregs size up.
7875 (need_to_save): We only need to save $a0 when we use ENTER.
7876 (interrupt_p): Check for fast_interrupt too.
7877 (bank_switch_p): New.
7878 (fast_interrupt_p): New.
7879 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7880 (m32c_emit_prolog): Support bank switching and fast interrupts.
7881 * doc/extend.texi (Function Attributes): Add bank_switch and
7884 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7886 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7887 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7889 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7891 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7892 (menu): Add IA-64/VMS Options.
7893 (IA-64/VMS Options): Likewise.
7895 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7898 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7900 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7902 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7903 (mips_pop_asm_switch): Likewise.
7904 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7906 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7907 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7908 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7909 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7910 instead of set_noreorder.
7911 (mips_output_function_prologue): Use the new functions.
7912 (mips_output_function_epilogue): Likewise.
7913 (mips_need_noat_wrapper_p): New function, split out from...
7914 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7915 Use mips_push_asm_switch and mips_pop_asm_switch.
7916 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7917 and mips_pop_asm_switch.
7918 (ASM_OUTPUT_REG_POP): Likewise.
7919 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7920 Use mips_pop_asm_switch.
7921 (mips_asm_switch): New structure.
7922 (set_noreorder, set_nomacro): Replace with...
7923 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7924 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7925 instead of set_nomacro.
7926 (fix_truncsfsi2_macro): Likewise.
7927 (cprestore): Likewise.
7928 (hazard): Use mips_noreorder instead of set_noreorder.
7929 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7931 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7933 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7934 from prev_active_insn.
7936 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7938 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7939 * config/avr/avr.c (avr_override_options): Initialize
7940 avr_current_arch variable.
7941 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7942 __AVR_HAVE_16BIT_SP__ according to the device type.
7943 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7945 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7946 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7948 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7951 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7952 generating inlined subroutine die only. We shouldn't be
7953 called for anything else.
7954 (gen_block_die): Don't generate inline subroutine debug info for
7957 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7959 * graphite-poly.c (print_pbb): Print PBB index.
7961 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7964 * graphite-interchange.c (ppl_max_for_le): Moved...
7965 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7966 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7967 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7968 * graphite-ppl.h (ppl_max_for_le): Declared.
7970 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7972 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7973 supported on all platforms.
7974 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7975 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7976 * c-pragma.c: Likewise.
7977 * target-def.h (TARGET_INITIALIZER): Remove
7978 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7979 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7981 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7983 * config/ia64/fde-vms.c: New file.
7984 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7985 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7986 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7987 (uw_frame_state_for): Only register a personality routine if it is
7988 known to be compatible with our expectations.
7989 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7990 Declare unw_table_entry stack variable and
7991 mod all calls to _Unwind_FindTableEntry to add arg.
7992 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7993 (_Unwind_FindTableEntry): Add arg to prototype.
7995 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7997 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7998 field 'signal_pfs_loc'.
7999 (uw_frame_state_for): Remove duplicate code dealing with leaf
8000 procedures without unwind info.
8001 If in the frame after unwinding through a signal handler, restore
8002 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8003 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8004 'pfs_loc' to the AR.PFS location in the signal context; instead
8005 set 'signal_pfs_loc'.
8006 Manually generate the unwind info for the AR.PFS register.
8007 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8008 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8009 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8010 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8011 instead set 'signal_pfs_loc'.
8012 Remove code preventing the AR.PFS register from being restored
8013 from the signal context.
8015 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8016 Tristan Gingold <gingold@adacore.com>
8018 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8019 * config/ia64/t-vms: New file.
8020 * config/ia64/vms64.h: New file.
8021 * config/ia64/vms.h: New file.
8022 * config/ia64/vms-crtinit.asm: New file.
8023 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8024 * config/ia64/vms-unwind.h: New file.
8026 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8028 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8031 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8034 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8036 * real.h (do_mpc_arg2): ... here.
8037 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8040 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8042 * final.c (add_debug_prefix_map): Don't use GC memory for
8043 old_prefix and new_prefix.
8045 2009-08-14 Richard Guenther <rguenther@suse.de>
8047 * ipa-prop.c (compute_complex_pass_through): If we cannot
8048 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8050 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8052 * c-lex.c (c_lex_with_flags): Increase size of local variable
8053 to avoid memory clobber.
8055 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8058 * config/i386/i386.c (ix86_fp_comparison_strategy):
8059 Only enable/disable sahf at function granularity.
8061 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8063 PR rtl-optimization/41064
8064 * reload1.c (reload_as_needed): Don't call extract_insn
8065 for known invalid replacements after calling
8066 validate_replace_rtx_group and verify_changes.
8068 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8071 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8072 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8073 ix86_expand_fp_vcond.
8074 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8075 Assert that operation is supported by ix86_expand_int_vcond.
8076 (vcondu<SSEMODE124C8:mode>): Ditto.
8078 2009-08-13 DJ Delorie <dj@redhat.com>
8080 * config/i386/djgpp-stdint.h: New.
8081 * config.gcc (djgpp): Use it.
8083 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8085 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8086 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8088 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8090 * tree-ssa-loop-prefetch.c
8091 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8092 for long-stride pruning.
8093 (compute_miss_rate): New function to compute the probability
8094 that two memory references access different cache lines.
8096 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8098 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8100 2009-08-13 Richard Guenther <rguenther@suse.de>
8103 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8104 use the constant pointer type.
8105 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8106 of CV qualifiers on the target pointer type.
8107 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8108 conversion check before restrict check.
8110 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8113 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8115 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8117 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8119 2009-08-12 Richard Guenther <rguenther@suse.de>
8121 PR tree-optimization/41011
8122 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8123 and reference constructing.
8125 2009-08-12 Xinliang David Li <davidxl@google.com>
8127 PR tree-optimization/41012
8128 * tree-flow.h : New external interface.
8129 * gimple-low.c (check_call_arg): Change to public function.
8130 Remove argument mismatch check in lowering.
8131 * tree-inline.h (tree_can_inline_p): Interface change.
8132 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8134 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8135 Call change to tree_can_inline_p function.
8136 (cgraph_decide_inlining_incrementally): Ditto.
8138 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8140 PR tree-optimization/41031
8141 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8142 on the partition variable rather than promote_mode on the source
8143 type. Assert that the partition variable's type has the same
8144 mode as the source value's.
8146 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8148 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8149 for for_return == 2.
8150 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8152 * calls.c (expand_call): Fix typo.
8153 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8155 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8157 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8158 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8159 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8160 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8162 2009-08-12 Andrew Haley <aph@redhat.com>
8164 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8166 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8169 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8171 2009-08-12 Richard Guenther <rguenther@suse.de>
8173 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8174 * gimplify.c (gimplify_modify_expr): Do not use
8175 lang_hooks.types_compatible_p.
8176 * tree-ssa.c (useless_type_conversion_p): For aggregates
8177 just return false if the canonical types differ.
8179 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8182 * sese.c (convert_for_phi_arg): New.
8183 (add_guard_exit_phis): Use convert_for_phi_arg.
8185 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8187 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8188 unknown subscript upper bounds.
8190 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8191 Pranav Garg <pranav.garg2107@gmail.com>
8193 * graphite-interchange.c (gather_access_strides): Removed.
8194 (ppl_max_for_le): New.
8195 (build_linearized_memory_access): New.
8196 (memory_stride_in_loop): New.
8197 (pbb_interchange_profitable_p): Reimplemented.
8198 * graphite-ppl.h (ppl_new_id_map): New.
8199 (ppl_interchange): New.
8201 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8203 * graphite-interchange.c (compute_subscript): Removed.
8204 (compute_array_size_cstr): Removed.
8205 (compute_array_size_poly): Removed.
8206 (compute_array_size): Removed.
8207 (gather_access_strides_poly): Removed.
8208 (gather_access_strides): Empty.
8210 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8212 * graphite-dependences.c (dependence_polyhedron_1): Replace
8213 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8214 (graphite_legal_transform_dr): Same.
8215 (graphite_carried_dependence_level_k): Same.
8216 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8217 Initialize PDR_NB_SUBSCRIPTS.
8218 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8220 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8221 (PDR_NB_SUBSCRIPTS): New.
8222 (pdr_nb_subscripts): Removed.
8223 (pdr_dim): Simplified.
8224 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8225 with PDR_NB_SUBSCRIPTS.
8227 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8229 * graphite-interchange.c (compute_array_size): Remove use of
8231 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8232 Do not initialize PDR_DATA_CONTAINER.
8233 (print_pdr): Do not print PDR_DATA_CONTAINER.
8234 * graphite-poly.h (struct poly_dr): Remove data_container field.
8235 (PDR_DATA_CONTAINER): Removed.
8236 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8238 (build_poly_dr): Same.
8240 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8241 Sebastian Pop <sebastian.pop@amd.com>
8243 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8244 copy of the dependence polyhedron. Free the temporary objects.
8245 (graphite_carried_dependence_level_k): Free unused objects before
8248 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8250 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8251 Early return without analyzing the data dependences if no
8252 transform has been done. Call restore_scattering if the transform
8254 (graphite-interchange.c): Same.
8255 * graphite-poly.c (print_scattering_function): Test for
8257 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8258 (apply_poly_transforms): Do not gcc_assert that
8259 the transform is legal.
8260 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8261 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8262 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8263 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8264 * graphite-poly.h (struct poly_scattering): New.
8265 (struct poly_bb): Add original, transformed, and saved fields.
8266 Remove transformed_scattering, original_scattering,
8267 nb_local_variables and nb_scattering_transform fields.
8268 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8269 (poly_scattering_new): New.
8270 (poly_scattering_free): New.
8271 (poly_scattering_copy): New.
8272 (store_scattering_pbb): New.
8273 (store_scattering): New.
8274 (restore_scattering_pbb): New.
8275 (restore_scattering): New.
8276 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8277 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8279 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8281 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8284 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8286 * Makefile.in (graphite.o): Depends on PREDICT_H.
8287 * graphite.c: Include predict.h.
8288 (graphite_finalize): Call tree_estimate_probability.
8289 * predict.c (predict_loops): Do not call scev_initialize and
8291 (tree_estimate_probability_bb): New.
8292 (tree_estimate_probability): Do not initialize loops: move that
8293 code to the driver. Call tree_estimate_probability_bb.
8294 (tree_estimate_probability_driver): New.
8295 (pass_profile): Use tree_estimate_probability_driver.
8296 * predict.h (tree_estimate_probability): Declared.
8298 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8300 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8301 * graphite-dependences.c (graphite_legal_transform): Add time to
8302 TV_GRAPHITE_DATA_DEPS.
8303 (dependency_between_pbbs_p): Same.
8304 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8306 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8308 PR rtl-optimization/41033
8309 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8310 aliasing is disabled.
8312 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8314 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8315 si_mask_operand, and_load_operand, low_bitmask_operand,
8316 and_reg_operand, and_operand): New predicates.
8317 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8318 * config/mips/mips.c (and_operands_ok): New function.
8319 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8320 * config/mips/mips.md (move_type): Add ext_ins and logical.
8321 (type): Handle them.
8322 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8323 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8324 shift_shift. Remove commutative constraint modifier.
8325 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8327 (*clear_upper32_dext): Remove define_insn_and_split.
8328 (*clear_upper32): Turn this define_insn_and_split ...
8329 (splitter for ANDing register with 0xffff_ffff): .. into this.
8331 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8333 * combine.c (try_widen_shift_mode): Factor out code to check if an
8334 integer constant is a low-order bitmask from here ...
8335 * rtlanal.c (low_bitmask_len): ... to here.
8336 * rtl.h (low_bitmask_len): Declare.
8338 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8341 * config/alpha/alpha.md (addsi3): Remove expander.
8342 (addsi3): Rename from *addsi3_internal insn pattern.
8343 (subsi3): Remove expander.
8344 (subsi3): Rename from *subsi3_internal insn pattern.
8346 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8348 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8351 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8352 Eric Botcazou <botcazou@adacore.com>
8353 Douglas B Rupp <rupp@gnat.com>
8355 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8356 that records that fit in 64 bits are returned by immediate value,
8357 as required by OpenVMS Calling Standard.
8358 (function_value): Adjust for above modification.
8359 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8360 virtual_incoming_args_rtx as base object, not next_arg.
8361 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8363 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8365 * reload.c (find_reloads_subreg_address): Check the original
8366 req_equiv_mem address to detect the case where an address is
8367 not valid in the outer mode.
8369 2009-08-11 Richard Guenther <rguenther@suse.de>
8372 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8374 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8376 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8377 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8379 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8380 Douglas B Rupp <rupp@gnat.com>
8382 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8383 PT_STACK when frame_pointer_needed on OpenVMS.
8384 (alpha_pv_save_size, alpha_using_fp): Remove.
8385 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8386 with proper processing for PT_NULL.
8387 (alpha_vms_initial_elimination_offset): New function. Support for
8388 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8389 (alpha_sa_size): Force procedure type to PT_STACK when
8390 frame_pointer_needed on OpenVMS.
8391 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8392 (alpha_using_fp): Likewise.
8393 (alpha_vms_can_eliminate): Add prototype.
8394 (alpha_vms_initial_elimination_offset): Likewise.
8395 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8396 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8398 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8399 Douglas B Rupp <rupp@gnat.com>
8401 * config/alpha/alpha.c (common_object_handler): New function.
8402 (vms_attribute_table): Declare a single attribute "common_object".
8403 (vms_output_aligned_decl_common): New global function.
8404 (SECTION_VMS_OVERLAY): Delete.
8405 (SECTION_VMS_GLOBAL): Likewise.
8406 (SECTION_VMS_INITIALIZE): Likewise.
8407 (vms_asm_named_section): Remove support for above flags.
8408 (vms_section_type_flags): Delete.
8409 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8410 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8411 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8412 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8414 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8417 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8418 (sub_ddmmss): Likewise.
8420 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8423 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8426 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8429 * reload1.c (reload_as_needed): Use cancel_changes to completely
8430 undo a failed replacement attempt.
8432 2009-08-10 Richard Guenther <rguenther@suse.de>
8435 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8436 (useless_type_conversion_p): ... here. Require pointer targets
8439 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8442 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8443 loose the original type of the statement list.
8445 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8447 * config/alpha/alpha.c: Include libfuncs.h
8448 (avms_asm_output_extern): New function.
8449 (alpha_init_libfuncs): Init some decc libfuncs.
8450 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8451 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8452 (DO_CRTL_NAMES): Define.
8454 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8455 (LONG_TYPE_SIZE): Define.
8456 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8457 (SUBTARGET_SWITCHES): Define malloc64 switch.
8458 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8459 (MASK_RETURN_ADDR): Define.
8460 doc/invoke.texi (mmalloc64): Document switch.
8462 2009-08-09 Olivier Hainque <hainque@adacore.com>
8463 Douglas B Rupp <rupp@gnat.com>
8465 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8466 uses_condition_handler.
8467 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8468 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8469 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8470 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8471 (code_for_builtin): New insn codes for the new alpha_builtins.
8472 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8473 (alpha_sa_size): Account for uses_condition_handler.
8474 (alpha_expand_prologue): Likewise.
8475 (alpha_start_function): Likewise.
8476 (alpha_expand_epilogue): Likewise.
8477 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8478 establish/revert expanders.
8479 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8480 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8481 New expander, resorting to the alpha.c associated function.
8482 (builtin_revert_vms_condition_handler): Likewise.
8483 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8484 __gcc_shell_handler, the static VMS condition handler used as
8485 an indirection wrapper to the current dynamically established
8487 * config/alpha/vms-unwind.h: Complete rewrite.
8488 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8489 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8491 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8492 Douglas B Rupp <rupp@gnat.com>
8494 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8495 (alpha_need_linkage): Handle aliases. Return function symbol.
8496 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8497 Use ultimate alias target for the linkage name.
8498 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8499 by alpha_need_linkage for the function symbol.
8500 (setmemdi): Likewise.
8502 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8504 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8505 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8506 (ASM_WEAKEN_LABEL): Define.
8507 (CRT_CALL_STATIC_FUNCTION): Define.
8508 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8509 (ENDFILE_SPEC): Define.
8510 (INIT_SECTION_ASM_OP): Define.
8511 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8512 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8514 (MULTILIB_OSDIRNAMES): Define.
8515 (shlib_version): Define.
8516 (SHLIB_EXT): Define.
8517 (SHLIB_OBJS): Define.
8518 (SHLIB_NAME): Define.
8519 (SHLIB_MULTILIB): Define.
8520 (SHLIB_INSTALL): Define.
8521 (SHLIB_SYMVEC): Define.
8522 (SHLIB_SYMVECX2): Define.
8523 (SHLIB_LINK): Define.
8525 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8527 * config/alpha/alpha.c (alpha_initialize_trampoline):
8528 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8529 (alpha_start_function): Emit transfer address on nested functions
8530 for VMS trampoline call.
8531 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8532 since no longer used.
8533 * config/alpha/vms-tramp.asm: Remove.
8534 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8535 since now only data initialized at runtime.
8537 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8539 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8540 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8541 (MD_EXEC_PREFIX): Remove, no longer used.
8542 (MD_STARTFILE_PREFIX): Likewise.
8543 (INCLUDE_DEFAULTS): Likewise.
8544 * config/alpha/t-vms:
8545 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8547 2009-08-09 Richard Guenther <rguenther@suse.de>
8549 PR tree-optimization/41016
8550 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8551 (operand_precision): Remove.
8552 (integral_operand_p): Likewise.
8553 (recognize_single_bit_test): Adjust.
8555 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8557 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8558 operation overflows. Likewise non-cast unary arithmetic.
8559 If one arm of a conditional expression is always taken,
8560 inhibit evaluation warnings for the other arm. Likewise inhibit
8561 evaluation warnings for the second && or || operand if the first
8562 operand is enough to determine the result.
8563 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8565 (build_binary_op): Prevent duplicate evaluation warnings.
8567 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8569 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8570 and destination have different modes, Use promote_mode to
8571 determine the signedness of the conversion. Assert that the
8572 promoted source mode matches the destination mode. Don't pass
8573 the destination and destination mode to expand_expr if the source
8574 mode is different. Simplify conversion logic.
8576 2009-08-09 Ira Rosen <irar@il.ibm.com>
8578 PR tree-optimization/41008
8579 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8580 from condition only in case it's a comparison. Adjust checks.
8582 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8584 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8585 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8586 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8587 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8588 (dump_cand): Handle them.
8589 (struct iv_cand): New members COST_STEP and AINC_USE.
8590 (stmt_after_increment): Likewise.
8591 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8592 callers changed. Use gimple_uid comparison instead of scanning.
8593 (add_candidate_1): When looking for identical candidates, take
8594 AINC_USE into account. Set it for new candidates.
8595 (force_expr_to_var_cost): Cast target_spill_cost to int.
8596 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8597 All callers changed. Check for availability of autoinc addressing
8598 modes, both in general for a given mode, and in the specific use case.
8599 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8601 (get_computation_cost): Likewise.
8602 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8603 add_autoinc_candidates): New static functions.
8604 (add_candidate): Call add_autoinc_candidates for candidates based on
8606 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8607 (determine_use_iv_cost_address): If we have an autoinc candidate at
8608 the matching use, verify autoinc is possible and subtract the cost
8609 of the candidate's step from the cost.
8610 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8611 member of the candidate.
8612 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8613 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8615 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8617 * config.build (ia64-hp-*vms*): New target.
8618 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8620 * config.gcc (ia64-hp-*vms*): New target.
8621 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8623 * config.host (ia64-hp-*vms*): New target.
8624 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8627 2009-08-08 Richard Guenther <rguenther@suse.de>
8629 PR tree-optimization/40991
8630 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8632 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8634 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8635 mode check. Do truncations in an integer mode.
8636 (force_to_mode): Handle subregs for all mode types. Only do
8637 arithmetic simplifications on integer modes.
8639 2009-08-07 Richard Guenther <rguenther@suse.de>
8641 PR tree-optimization/40999
8642 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8643 (maybe_fold_reference): Lookup constant initializers.
8644 (fold_gimple_assign): Likewise.
8646 2009-08-07 Richard Guenther <rguenther@suse.de>
8648 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8649 that require structural equality defer to the langhook.
8651 2009-08-07 Martin Jambor <mjambor@suse.cz>
8653 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8655 (struct ipa_pass_through_data): New type.
8656 (struct ipa_ancestor_jf_data): New type.
8657 (union jump_func_value): Removed field formal_id, added fields
8658 pass_through and ancestor.
8659 (struct ipa_param_call_note): Changed type of formal_id to int from
8661 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8662 operations jump functions and ancestor jump functions.
8663 (compute_complex_pass_through): New function.
8664 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8665 reflect changes in the jump function strucutre.
8666 (update_jump_functions_after_inlining): Ignore complex pass-through
8667 and ancestor jump functions.
8668 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8669 polynomial pass-through with operation jump functions.
8671 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8673 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8674 fde->dw_fde_begin as begin label instead of hot/cold label.
8675 Use LLSDAC label instead of LLSDA for second section lsda.
8676 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8677 label instead of LLSDA if it is true.
8678 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8680 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8681 SECTION argument. Use it as index into crtl->eh.call_site_record
8683 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8684 use it to determine how to print table entries instead of using
8685 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8686 label instead of normal begin label as base.
8687 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8688 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8689 ensure no EH range spans between sections and that landing pads
8690 are always in the corresponding section.
8691 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8692 for crtl->eh.call_site_record being an array rather than scalar.
8693 (output_one_function_exception_table): New function, copied
8694 from output_function_exception_table. Adjust
8695 dw2_size_of_call_site_table, dw2_output_call_site_table
8696 callers. For SECOND section use *C suffixed labels.
8697 (output_function_exception_table): Call
8698 output_one_function_exception_table and, when doing hot/cold
8699 partitioning, also another time for the second section.
8700 * opts.c: Include except.h.
8701 (decode_options): Allow -freorder-blocks-and-partition with
8702 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8703 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8704 * function.h (struct rtl_eh): Change call_site_record from
8705 scalar into array of 2 elements.
8707 2009-08-07 Martin Jambor <mjambor@suse.cz>
8709 * ipa-prop.c (count_formal_params_1): New function.
8710 (ipa_get_vector_of_formal_parms): New function.
8711 (get_vector_of_formal_parm_types): New function.
8712 (ipa_modify_formal_parameters): New function.
8713 (ipa_modify_call_arguments): New function.
8714 (index_in_adjustments_multiple_times_p): New function.
8715 (ipa_combine_adjustments): New function.
8716 (ipa_dump_param_adjustments): New function.
8717 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8718 (ipa_get_vector_of_formal_parms): Declare.
8719 (ipa_modify_formal_parameters): Declare.
8720 (ipa_modify_call_arguments): Declare.
8721 (ipa_combine_adjustments): Declare.
8722 (ipa_dump_param_adjustments): Declare.
8723 (build_ref_for_offset): Declare.
8724 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8725 * tree-sra.c: Include ipa-prop.c.
8726 (build_ref_for_offset): Make public.
8728 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8730 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8732 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8734 * gcc/doc/extend.texi (__builtin_extract_return_address)
8735 (__builtin_frob_return_address): Document.
8737 2009-08-06 Paul Brook <paul@codesourcery.com>
8739 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8740 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8741 implementation on ARMv6-M.
8743 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8745 * doc/extend.texi (pcs): Document new attribute for ARM.
8747 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8749 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8752 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8754 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8757 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8759 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8761 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8763 Merge ARM/hard_vfp_branch to trunk.
8765 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8767 * arm.c (libcall_eq): New function.
8768 (libcall_hash): New function.
8769 (add_libcall): New function.
8770 (arm_libcall_uses_aapcs_base): New function.
8771 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8772 libcalls using the base PCS.
8773 (arm_init_cumulative_args): Likewise.
8775 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8777 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8778 Use base ABI for conversion libfuncs between HFmode and SFmode.
8780 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8782 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8783 V4SImode as representatives of all 64-bit and 128-bit vector
8784 types. Allow vector types without vector modes.
8785 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8786 without vector modes like BLKmode.
8787 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8788 BLKmode. Avoid unsupported vector modes or TImode moves for
8790 (aapcs_vfp_allocate_return_reg): Likewise.
8791 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8792 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8794 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8796 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8797 (arm_get_pcs_model): Pass attribute arguments to
8798 arm_pcs_from_attribute.
8799 (arm_init_cumulative_args): Use base AAPCS for conversions from
8800 floating-point types to DImode.
8801 (arm_attribute_table): Add pcs attribute.
8802 (arm_handle_pcs_attribute): New.
8803 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8804 conversions from floating-point types to DImode, also declare them
8805 to use base AAPCS and declare functions they call to use base
8806 AAPCS and their RTABI names.
8808 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8810 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8811 -mfloat-abi=hard not being supported for VFP.
8813 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8815 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8816 SYMBOL_REF to hard_libcall_value.
8818 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8819 Richard Earnshaw <rearnsha@arm.com>
8821 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8822 has been put on the stack, all remaining co-processory arguments for
8823 that co-processor also go on the stack.
8825 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8827 * config/arm/arm.c (arm_return_in_memory): Handle returning
8828 vectors of suitable size in registers also for AAPCS case.
8830 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8832 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8834 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8836 ARM Hard-VFP calling convention
8837 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8838 * target.h (gcc_target): Add libcall_value to table of call hooks.
8839 * targhooks.h (default_libcall_value): Default implementation.
8840 * targhooks.c (default_libcall_value): Likewise.
8841 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8842 * optabs.c (expand_unop): Use it.
8843 * expr.h (hard_libcall_value): Pass the function RTX through.
8844 * calls.c (emit_library_call_value_1): Update call to
8846 * explow.c (hard_libcall_value): Use new target hook.
8847 * testsuite/lib/target-supports.exp
8848 (check_effective_target_arm_hard_vfp_ok): New hook.
8849 (check_effective_target_arm_neon_ok): Improve test for neon
8851 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8852 * config/arm/arm.c: Include cgraph.h
8853 (TARGET_FUNCTION_VALUE): Override default hook.
8854 (arm_pcs_default): New variable.
8855 (arm_override_options): Don't fault hard calling convention with VFP.
8856 Add support for AAPCS variants.
8857 (arm_function_value): Make static. Handle AAPCS variants.
8858 (arm_libcall_value): New function.
8859 (arm_apply_result_size): Handle VFP registers in results.
8860 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8862 (pcs_attribute_args): New variable.
8863 (arm_pcs_from_attribute): New function.
8864 (arm_get_pcs_model): New function.
8865 (aapcs_vfp_cum_init): New function.
8866 (aapcs_vfp_sub_candidate): New function.
8867 (aapcs_vfp_is_return_candidate): New function.
8868 (aapcs_vfp_is_call_candidate): New function.
8869 (aapcs_vfp_allocate): New function.
8870 (aapcs_vfp_allocate_return_reg): New function.
8871 (aapcs_vfp_advance): New function.
8872 (aapcs_cp_arg_layout): New variable.
8873 (aapcs_select_call_coproc): New function.
8874 (aapcs_select_return_coproc): New function.
8875 (aapcs_allocate_return_reg): New function.
8876 (aapcs_libcall_value): New function.
8877 (aapcs_layout_arg): New function.
8878 (arm_init_cumulative_args): Initialize AAPCS args data.
8879 (arm_function_arg): Handle AAPCS variants using new interface.
8880 (arm_arg_parital_bytes): Likewise.
8881 (arm_function_arg_advance): New function.
8882 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8883 calling conventions.
8884 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8885 * arm.h (NUM_VFP_ARG_REGS): Define.
8886 (LIBCALL_VALUE): Update.
8887 (FUNCTION_VALUE): Delete.
8888 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8889 (arm_pcs): New enum.
8890 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8891 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8892 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8893 * arm-protos.h (arm_function_arg_advance): Add.
8894 (aapcs_libcall_value): Add.
8895 (arm_function_value): Delete.
8897 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8898 H.J. Lu <hongjiu.lu@intel.com>
8901 * config/i386/i386.c (standard_sse_mode_p): Remove.
8902 (standard_sse_constant_p): Return 2 for integer mode
8903 vector_all_ones_operand when SSE2 is enabled.
8904 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8905 (ix86_expand_vector_move): Do not check for negative values from
8906 standard_sse_constant_p.
8908 2009-08-06 Richard Guenther <rguenther@suse.de>
8910 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8911 array type comparisons frontend independent.
8912 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8913 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8914 out array reference lower bound and element size operands.
8915 (ao_ref_init_from_vn_reference): Properly compute the offset
8916 for ARRAY_RANGE_REF.
8917 (vn_reference_fold_indirect): Fill out array reference lower
8918 bound and element size operands.
8919 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8920 a non gimple valued reference operand which can happen for
8921 array reference lower bound or element size.
8922 (create_component_ref_by_pieces_1): Properly generate the
8923 element size operand for array references.
8925 2009-08-06 Richard Guenther <rguenther@suse.de>
8927 PR tree-optimization/40964
8928 * tree.c (iterative_hash_host_wide_int): Export.
8929 * tree.h (iterative_hash_host_wide_int): Declare.
8930 * tree-ssa-structalias.c (heapvar_map): New struct.
8931 (heapvar_map_eq): New function.
8932 (heapvar_map_hash): Likewise.
8933 (heapvar_lookup): Adjust.
8934 (heapvar_insert): Likewise.
8935 (make_constraint_from_heapvar): Allow multiple heap variables
8936 per decl at different offsets.
8937 (init_alias_heapvars): Adjust.
8939 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8941 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8942 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8943 trailing sync if TARGET_SYNC_AFTER_SC.
8945 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8947 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8948 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8949 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8950 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8951 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8952 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8953 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8954 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8955 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8956 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8957 the prototype declaration match the definition.
8958 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8959 instructions explicitly. Add barrier_before and operands
8961 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8962 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8963 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8964 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8965 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8966 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8968 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8970 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8972 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8973 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8976 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8979 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8981 PR rtl-optimization/40924
8982 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8983 make sure canon_rtx (mem_address) isn't simpler than
8984 canon_rtx (expanded_mem_address).
8986 2009-08-05 Li Feng <nemokingdom@gmail.com>
8988 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8990 (build_scop_drs): Build alias set for each SCoP.
8992 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8994 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8995 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8996 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8997 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8998 (BASE_DRIVER_SELF_SPECS): Likewise.
9000 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9002 * tree-ssa-alias.c: Fix some comment typos.
9004 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9006 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9007 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9009 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9012 * simplify-rtx.c (simplify_binary_operation_1): Disable
9013 simplifications for decimal float operations.
9015 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9018 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9019 operand of INDIRECT_REF.
9021 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9023 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9024 constants referencing TLS symbols.
9026 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9028 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9029 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9031 2009-08-03 Richard Guenther <rguenther@suse.de>
9033 * tree.c (make_vector_type): Build a main variant first,
9034 get the canonical one and then build the variant.
9035 * tree-ssa.c (useless_type_conversion_p_1): Handle
9037 (useless_type_conversion_p): Conversions to pointers to
9038 incomplete record types are useless.
9040 2009-08-03 Richard Guenther <rguenther@suse.de>
9042 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9043 file will be created.
9044 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9045 * toplev.c (compile_file): Adjust comment.
9047 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9049 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9050 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9051 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9052 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9053 (sh_promote_function_mode): Fix typo.
9055 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9057 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9059 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9061 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9062 declaration arguments.
9064 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9066 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9067 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9068 (ix86_split_ashl): Ditto.
9069 (ix86_expand_vector_init_one_nonzero): Ditto.
9070 (ix86_expand_vector_set): Ditto.
9071 (ix86_expand_reduc_v4sf): Ditto.
9073 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9075 * explow.c (promote_function_mode): Remove assert.
9076 * config/sh/sh.c (sh_promote_function_mode): Declare.
9078 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9080 * config/pa/pa.c (pa_promote_function_mode): Declare.
9081 Change to static. Fix promote_mode call.
9083 * gthr-dce.h (CONST_CAST2): Define if not defined.
9084 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9086 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9088 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9090 * expr.c (store_constructor): Use promote_decl_mode. Remove
9091 now write-only variable unsignedp.
9092 (expand_expr_real_1): Use promote_decl_mode.
9093 * expr.h (promote_function_mode, promote_decl_mode): New.
9094 (promote_mode): Remove last argument.
9095 * function.c (assign_temp): Drop last argument of promote_mode.
9096 (assign_parm_find_data_types): Use promote_function_mode.
9097 (assign_parm_setup_reg): Likewise.
9098 (expand_function_end): Use promote_function_mode.
9099 * calls.c (initialize_argument_information): Use promote_function_mode.
9100 (precompute_arguments): Use promote_mode instead of checking if
9101 only PROMOTE_FUNCTION_MODE is defined.
9102 (expand_call): When making sibcall decisions, use promote_function_mode.
9103 Below, remove an if for targetm.calls.promote_function_return and
9104 and use promote_function_mode.
9105 (emit_library_call_value_1): Use promote_function_mode, fix bug
9106 where promote_mode was passed FOR_CALL == 0 for a return value in an
9108 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9109 * explow.c (promote_function_mode, promote_decl_mode): New.
9110 (promote_mode): Keep only the FOR_CALL == 0 case.
9111 * combine.c (setup_incoming_promotion): Remove test of
9112 promote_function_args. Use promote_function_mode.
9113 * stmt.c (expand_value_return): Use promote_decl_mode.
9114 (expand_decl): Use promote_decl_mode.
9116 * expr.c (store_constructor): Use promote_decl_mode. Remove
9117 now write-only variable unsignedp.
9118 (expand_expr_real_1): Use promote_decl_mode.
9119 * expr.h (promote_function_mode, promote_decl_mode): New.
9120 (promote_mode): Remove last argument.
9121 * function.c (assign_temp): Drop last argument of promote_mode.
9122 (assign_parm_find_data_types): Use promote_function_mode.
9123 (assign_parm_setup_reg): Likewise.
9124 (expand_function_end): Use promote_function_mode.
9125 * calls.c (initialize_argument_information): Use promote_function_mode.
9126 (precompute_arguments): Use promote_mode instead of checking if
9127 only PROMOTE_FUNCTION_MODE is defined.
9128 (expand_call): When making sibcall decisions, use promote_function_mode.
9129 Below, remove an if for targetm.calls.promote_function_return and
9130 and use promote_function_mode.
9131 (emit_library_call_value_1): Use promote_function_mode, fix bug
9132 where promote_mode was passed FOR_CALL == 0 for a return value in an
9134 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9135 * explow.c (promote_function_mode, promote_decl_mode): New.
9136 (promote_mode): Keep only the FOR_CALL == 0 case.
9137 * combine.c (setup_incoming_promotion): Remove test of
9138 promote_function_args. Use promote_function_mode.
9139 * stmt.c (expand_value_return): Use promote_decl_mode.
9140 (expand_decl): Use promote_decl_mode.
9142 * explow.c (promote_function_mode): Just call the target hook.
9143 * targhooks.c (default_promote_function_mode,
9144 default_promote_function_mode_always_promote): New.
9145 * targhooks.h (default_promote_function_mode,
9146 default_promote_function_mode_always_promote): Declare.
9147 * target.h (promote_function_args, promote_function_return): Remove.
9148 (promote_function_mode): New.
9149 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9150 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9151 (TARGET_PROMOTE_FUNCTION_MODE): New.
9152 (TARGET_CALLS): Adjust.
9153 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9154 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9156 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9157 * config/s390/s390.c (s390_promote_function_mode): ... here,
9158 with pointer handling.
9159 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9160 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9162 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9163 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9164 with pointer handling.
9165 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9166 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9168 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9169 * config/sh/sh.c (sh_promote_function_mode): New.
9170 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9171 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9173 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9174 * config/cris/cris.c (cris_promote_function_mode): ... here.
9175 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9176 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9178 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9179 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9180 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9181 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9183 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9184 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9185 complex type handling.
9186 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9187 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9189 * config/pa/pa.c (pa_promote_function_mode): New.
9190 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9191 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9193 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9194 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9195 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9196 * config/xtensa/xtensa.c: Likewise.
9197 * config/stormy16/stormy16.c: Likewise.
9198 * config/iq2000/iq2000.c: Likewise.
9199 * config/rs6000/rs6000.c: Likewise.
9200 * config/picochip/picochip.c: Likewise.
9201 * config/arc/arc.c: Likewise.
9202 * config/mcore/mcore.c: Likewise.
9203 * config/score/score.c: Likewise.
9204 * config/mips/mips.c: Likewise.
9205 * config/bfin/bfin.c: Likewise.
9206 * config/ia64/ia64.c: Likewise (disabled though).
9208 * config/frv/frv.h: Remove pointless remark.
9210 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9211 TARGET_PROMOTE_FUNCTION_ARGS,
9212 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9213 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9215 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9217 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9218 -floop-parallelize-all.
9219 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9220 flag_loop_parallelize_all.
9221 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9222 * graphite.c (graphite_transform_loops): Same.
9224 * graphite-poly.c (apply_poly_transforms): Same.
9226 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9228 PR tree-optimization/40914
9229 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9230 if set, then check the delta field of the PMF record.
9231 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9232 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9233 call is stored in the delta.
9235 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9237 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9239 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9241 * config/i386/bsd.h (ASM_BYTE): New define.
9242 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9243 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9244 .byte. Use fputs or putc instead of fprintf where appropriate.
9245 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9246 fputs or putc instead of fprintf where appropriate.
9247 * config/i386/i386elf.h: Ditto.
9248 * config/i386/sysv4.h: Ditto.
9250 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9251 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9252 (*tls_global_dynamic_64): Ditto.
9254 2009-07-31 Christian Bruel <christian.bruel@st.com>
9256 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9258 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9260 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9261 Remove dead code for MINUS.
9263 2009-07-31 Anthony Green <green@moxielogic.com>
9265 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9267 (moxie_expand_epilogue): Ditto for epilogue.
9268 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9270 (moxie_function_arg): Ditto.
9271 (moxie_pass_by_reference): Ditto.
9272 (moxie_arg_partial_bytes): Ditto.
9273 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9274 (FUNCTION_ARG_ADVANCE) Ditto.
9275 (REG_PARM_STACK_SPACE) Ditto.
9276 (FUNCTION_ARG_REGNO_P) Dito.
9278 * config.gcc: Add moxie linux config support.
9279 * gcc/config/moxie/uclinux.h: New file.
9281 2009-07-31 DJ Delorie <dj@redhat.com>
9283 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9284 (UNSPECV_SP_SWITCH_E): New.
9285 (sp_switch_1): Change to an unspec.
9286 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9288 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9289 reference the new stack's address
9291 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9293 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9294 graphite-clast-to-gimple.o, graphite-dependences.o,
9295 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9296 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9297 (graphite-blocking.o,
9298 graphite-clast-to-gimple.o, graphite-dependences.o,
9299 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9300 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9301 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9302 * cfgloop.h (struct loop): Add can_be_parallel field.
9303 * common.opt (fgraphite-identity): Moved up.
9304 (fgraphite-force-parallel): New flag.
9305 * graphite.c: Rewrite.
9306 * graphite.h: Rewrite.
9307 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9309 * toplev.c (graphite_out_file): New file descriptor.
9310 (graphite_in_file): New.
9311 (process_options): flag_graphite_force_parallel cannot be used without
9313 * tree-ssa-loop.c: Include toplev.h.
9314 (gate_graphite_transforms): Enable flag_graphite for
9315 flag_graphite_force_parallel.
9317 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9319 * ChangeLog.graphite: New.
9320 * graphite-blocking.c: New.
9321 * graphite-clast-to-gimple.c: New.
9322 * graphite-clast-to-gimple.h: New.
9323 * graphite-dependences.c: New.
9324 * graphite-dependences.h: New.
9325 * graphite-interchange.c: New.
9326 * graphite-poly.c: New.
9327 * graphite-poly.h: New.
9328 * graphite-ppl.c: New.
9329 * graphite-ppl.h: New.
9330 * graphite-scop-detection.c: New.
9331 * graphite-scop-detection.h: New.
9332 * graphite-sese-to-poly.c: New.
9333 * graphite-sese-to-poly.h: New.
9337 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9339 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9340 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9342 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9344 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9345 (scev_is_linear_expression): Return false if the evolution is not
9346 affine multivariate.
9348 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9350 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9351 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9353 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9355 * tree-data-ref.c (debug_data_references): New.
9356 (debug_data_reference): New.
9357 * tree-data-ref.h (debug_data_references): Declared.
9358 (debug_data_reference): Declared.
9360 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9362 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9363 * tree-data-ref.h (scop_p): Removed.
9364 (struct data_reference): Remove field scop.
9366 (stmt_simple_memref_p): Removed.
9368 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9370 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9371 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9374 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9376 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9378 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9380 * doc/invoke.texi (-fgraphite-identity): Documented.
9382 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9384 * tree-scalar-evolution.c: Fix comment.
9385 (instantiate_scev_1): Return unknow from scev instantiation if the
9386 result is not above instantiate_below.
9388 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9390 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9391 static anymore. Instantiate the symbols that may have been introduced
9393 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9396 2009-07-30 DJ Delorie <dj@redhat.com>
9398 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9399 .vliw directive to VLIW sections.
9401 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9403 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9405 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9406 (AUTOHEADER): New variable.
9407 ($(srcdir)/cstamp-h.in): Use it.
9409 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9410 Pat Haugen <pthaugen@us.ibm.com>
9411 Revital Eres <ERES@il.ibm.com>
9413 * config/rs6000/vector.md (VEC_F): Add VSX support.
9417 (vector_load_<mode>): Ditto.
9418 (vector_store_<mode>): Ditto.
9419 (vector GPR move split): Ditto.
9420 (vec_reload_and_plus_<mptrsize>): Ditto.
9421 (vec_reload_and_reg_<mptrsize>): Ditto.
9422 (add<mode>3): Ditto.
9423 (sub<mode>3): Ditto.
9424 (mul<mode>3): Ditto.
9425 (neg<mode>2): Ditto.
9426 (abs<mode>2): Ditto.
9427 (smin<mode>3): Ditto.
9428 (smax<mode>3): Ditto.
9429 (vector_eq<mode>): Ditto.
9430 (vector_gt<mode>): Ditto.
9431 (vector_ge<mode>): Ditto.
9432 (vector_gtu<mode>): Ditto.
9433 (vector_select_<mode>_uns): Ditto.
9434 (vector_eq_<mode>_p): Ditto.
9435 (vector_gt_<mode>_p): Ditto.
9436 (vector_ge_<mode>_p): Ditto.
9437 (vector_gtu_<mode>_p): Ditto.
9438 (cr6_test_for_zero): Ditto.
9439 (cr6_test_for_zero_reverse): Ditto.
9440 (cr6_test_for_lt): Ditto.
9441 (cr6_test_for_lt_reverse): Ditto.
9442 (xor<mode>3): Ditto.
9443 (ior<mode>3): Ditto.
9444 (and<mode>3): Ditto.
9445 (one_cmpl<mode>2): Ditto.
9446 (nor<mode>2): Ditto.
9447 (andc<mode>2): Ditto.
9448 (float<VEC_int<mode>2): Ditto.
9449 (unsigned_float<VEC_int><mode>2): Ditto.
9450 (fix_trunc<mode><VEC_int>2): Ditto.
9451 (fixuns_trunc<mode><VEC_int>2): Ditto.
9453 (vec_set<mode>): Ditto.
9454 (vec_extract<mode>): Ditto.
9455 (vec_interleave_highv4sf): Ditto.
9456 (vec_interleave_lowv4sf): Ditto.
9457 (vec_realign_load_<mode>): Ditto.
9458 (vec_shl_<mode>): Ditto.
9459 (vec_shr_<mode>): Ditto.
9460 (div<mode>3): New patterns for VSX.
9461 (vec_interleave_highv2df): Ditto.
9462 (vec_interleave_lowv2df): Ditto.
9463 (vec_pack_trunc_v2df): Ditto.
9464 (vec_pack_sfix_trunc_v2df): Ditto.
9465 (vec_pack_ufix_trunc_v2df): Ditto.
9466 (vec_unpacks_hi_v4sf): Ditto.
9467 (vec_unpacks_lo_v4sf): Ditto.
9468 (vec_unpacks_float_hi_v4si): Ditto.
9469 (vec_unpacks_float_lo_v4si): Ditto.
9470 (vec_unpacku_float_hi_v4si): Ditto.
9471 (vec_unpacku_float_lo_v4si): Ditto.
9472 (movmisalign<mode>): Ditto.
9473 (vector_ceil<mode>2): New patterns for vectorizing math library.
9474 (vector_floor<mode>2): Ditto.
9475 (vector_btrunc<mode>2): Ditto.
9476 (vector_copysign<mode>3): Ditto.
9478 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9479 predicate for setting the high bit in each word, used for copysign.
9481 * config/rs6000/ppc-asm.h (f19): Whitespace.
9482 (f32-f63): Define if VSX.
9483 (v0-v31): Define if Altivec.
9484 (vs0-vs63): Define if VSX.
9486 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9488 * config/rs6000/power7.md: New file, provide tuning parameters for
9491 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9492 (rs6000_cpu_cpp_builtins): Ditto.
9493 (altivec_overloaded_builtins): Ditto.
9494 (altivec_resolve_overloaded_builtin): Ditto.
9496 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9497 debug switch to disable vectorizing simple math builtin
9500 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9501 Vectorize simple math builtin functions.
9502 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9503 hook to vectorize math builtins.
9504 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9505 (rs6000_builtin_conversion): Add VSX/power7 support.
9506 (rs6000_builtin_vec_perm): Ditto.
9507 (vsplits_constant): Add support for loading up a vector constant
9508 with just the high bit set in each part.
9509 (rs6000_expand_vector_init): Add VSX/power7 support.
9510 (rs6000_expand_vector_set): Ditto.
9511 (rs6000_expand_vector_extract): Ditto.
9512 (rs6000_emit_move): Ditto.
9513 (bdesc_3arg): Ditto.
9514 (bdesc_2arg): Ditto.
9515 (bdesc_1arg): Ditto.
9516 (rs6000_expand_ternop_builtin): Ditto.
9517 (altivec_expand_builtin): Ditto.
9518 (rs6000_expand_unop_builtin): Ditto.
9519 (rs6000_init_builtins): Ditto.
9520 (altivec_init_builtins): Ditto.
9521 (builtin_function_type): Ditto.
9522 (rs6000_common_init_builtins): Ditto.
9523 (rs6000_handle_altivec_attribute); Ditto.
9524 (rs6000_mangle_type): Ditto.
9525 (rs6000_vector_mode_supported_p): Ditto.
9526 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9529 * config/rs6000/vsx.md: New file for VSX support.
9531 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9532 identifing values with just the most significant bit set.
9533 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9534 vectorized builtins.
9536 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9537 (UNSPEC_VRFIM): Delete.
9538 (splitter for loading up vector with most significant bit): New
9539 splitter for vectorizing copysign.
9540 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9541 vectorizing simple math functions.
9542 (altivec_vrfip): Add support for vectorizing simple math functions.
9543 (altivec_vrfim): Ditto.
9544 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9546 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9547 (power7.md, vsx.md): Include for power7 support.
9548 (copysigndf3): Use VSX instructions if -mvsx.
9549 (negdf2_fpr): Ditto.
9550 (absdf2_fpr): Ditto.
9551 (nabsdf2_fpr): Ditto.
9552 (adddf3_fpr): Ditto.
9553 (subdf3_fpr): Ditto.
9554 (muldf3_fpr): Ditto.
9555 (divdf3_fpr): Ditto.
9556 (fix_truncdfdi2_fpr): Ditto.
9557 (cmpdf_internal1): Ditto.
9558 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9559 (btruncdf2, btruncdf2_fpr): Ditto.
9560 (ceildf2, ceildf2_fpr): Ditto.
9561 (floordf2, floordf2_fpr): Ditto.
9562 (floatdidf2, floatdidf2_fpr): Ditto.
9563 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9564 (fmsubdf4_fpr): Ditto.
9565 (fnmadddf4_fpr_1): Ditto.
9566 (fnmadddf4_fpr_2): Ditto.
9567 (fnmsubdf4_fpr_1): Ditto.
9568 (fnmsubdf4_fpr_2): Ditto.
9569 (fixuns_truncdfdi2): Add expander for VSX support.
9570 (fix_truncdfdi2): Ditto.
9571 (fix_truncdfsi2): Ditto.
9573 (btruncsf2): Whitespace.
9574 (movdf_hardfloat32): Add support for VSX registers.
9575 (movdf_softfloat32): Ditto.
9576 (movdf_hardfloat64): Ditto.
9577 (movdf_hardfloat64_mfpgpr): Ditto.
9578 (movdf_softfloat64): Ditto.
9579 (movti splitters): Add check for vector registers supporting
9580 TImode in the future.
9581 (bpermd): Add power7 bpermd instruction.
9583 * config/rs6000/altivec.h (vec_div): Define if VSX.
9587 (vec_nearbyint): Ditto.
9590 (all predicates): Use the generic builtin function, and not the V4SF
9591 specific function so that the predicates will work with VSX's V2DF.
9595 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9596 Document new VSX functions and types.
9598 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9601 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9602 "wa", and "j" constraints. Modify "v" to talk about Altivec
9603 instead of just vector.
9605 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9608 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9609 location for phi arguments.
9610 (rewrite_update_phi_arguments): Find locations for reaching defs.
9611 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9612 Add location to add_phi_arg calls.
9613 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9614 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9615 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9616 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9617 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9618 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9619 * tree-phinodes.c (make_phi_node): Initialize location.
9620 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9621 (add_phi_arg): Add location parameter.
9622 (remove_phi_arg_num): Move location when moving phi argument.
9623 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9625 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9626 slpeel_update_phi_nodes_for_guard1,
9627 slpeel_update_phi_nodes_for_guard2,
9628 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9629 vect_loop_versioning): Set locations.
9630 * tree-parloops.c (create_phi_for_local_result,
9631 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9632 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9633 * tree-vect-loop.c (get_initial_def_for_induction,
9634 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9636 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9637 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9638 (gimple_phi_arg_set_location): New. Set locus.
9639 (gimple_phi_arg_has_location): New. Check for locus.
9640 (redirect_edge_var_map_location): New. Return locus from var_map.
9641 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9642 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9643 combining PHI arguments.
9644 (cond_store_replacement): Set location.
9645 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9646 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9647 scop_add_exit_phis_edge): Add locations.
9648 * tree-cfgcleanup.c (remove_forwarder_block,
9649 remove_forwarder_block_with_phi): Add locations.
9650 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9651 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9653 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9654 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9655 flush_pending_stmts): Add source location.
9656 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9657 stack to preserve locations.
9658 * tree-vect-stmts.c (vectorizable_load): Add location.
9659 * tree-inline.c (copy_phis_for_bb): Copy locus.
9660 (setup_one_parameter): Add call locus to inlined parameter stmts.
9661 (initialize_inlined_parameters): Pass in call location as parameter
9663 (tree_function_versioning): Pass location to setup_one_parameter.
9664 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9665 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9666 copy and edge lists.
9667 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9668 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9669 locus parameter and override the stmt default if provided.
9670 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9671 elim_graph_add_edge, elim_graph_remove_succ_edge,
9672 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9673 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9674 eliminate_phi): Add locus info in elimination graph for each edge and
9676 (insert_backedge_copies): Copy locus if present.
9677 * tree-flow.h (struct _edge_var_map): Add locus field.
9678 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9679 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9680 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9682 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9684 2009-07-30 Martin Jambor <mjambor@suse.cz>
9686 PR tree-optimization/40570
9687 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9690 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9692 * ssa-loop-manip.c: Include langhooks.h.
9693 (rewrite_phi_with_iv): New.
9694 (rewrite_all_phi_nodes_with_iv): New.
9695 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9696 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9697 * tree-parloops.c (loop_parallel_p): Move out all conditions
9698 except dependency check.
9699 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9700 (gen_parallel_loop): Call canonicalize_loop_ivs without
9701 reduction_list argument.
9702 (build_new_reduction): New.
9703 (gather_scalar_reductions): New.
9704 (try_get_loop_niter): New.
9705 (try_create_reduction_list): New.
9706 (parallleize_loops): Change the parallel conditions check.
9707 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9708 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9710 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9712 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9714 * doc/options.texi (Option properties): Mention new quoting syntax.
9716 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9718 * config/alpha/alpha.c (alpha_start_function):
9719 Handle VMS_DEBUG_MAIN_POINTER
9720 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9721 * doc/invoke.texi: Document -mdebug-main switch.
9723 2009-07-29 Richard Henderson <rth@redhat.com>
9725 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9726 (cgraph_create_edge_including_clones): Likewise.
9727 * tree-inline.c (copy_bb): Operate on the correct edges
9728 when updating the callgraph.
9730 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9732 * config/alpha/vms-cc.c: Deleted.
9733 * config/alpha/vms-ld.c: Deleted.
9734 * config/alpha/t-vms64: Moved to config/vms
9735 * config/alpha/vms-crt0-64.c: Moved to config/vms
9736 * config/alpha/vms-crt0.c: Moved to config/vms
9737 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9738 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9739 * config/alpha/xm-vms.h: Moved to config/vms
9740 * config/alpha/x-vms: Moved to config/vms
9741 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9743 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9744 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9746 * config/vms/t-vms64: Moved here from config/alpha
9747 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9748 (argc,argv,envp): Enforce 32bit malloc'ing.
9749 * config/vms/vms-psxcrt0-64.c: Likewise.
9750 * config/vms/vms-crt0.c: Moved here from config/alpha.
9751 * config/vms/vms-psxcrt0.c: Likewise.
9752 * config/vms/vms-crtl-64.h: New file.
9753 * config/vms/vms-crtl.h: New file.
9754 * config/vms/vms.opt: New file.
9755 * config/vms/xm-vms64.h: New file.
9756 * config/vms/xm-vms.h: Moved here from config/alpha.
9757 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9759 * config/vms/x-vms: Moved here from config/alpha.
9760 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9761 (vms-ld.o, vms-cc.o): Removed.
9762 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9764 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9766 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9767 correct stack (obvious VMS fix).
9769 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9771 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9772 date, version info if VMS_DEBUGGING_INFO defined.
9773 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9774 size, date calculating code moved here.
9776 2009-07-29 Paul Brook <paul@codesourcery.com>
9778 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9781 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9784 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9785 to DImode when generating insq_le insn.
9787 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9789 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9790 New macro set for VMS_DEBUGGGING_INFO.
9791 (AT_string_form): Use it.
9793 2009-07-28 DJ Delorie <dj@redhat.com>
9795 * config/mep/mep.c (vtext_section): New.
9796 (vftext_section): New.
9797 (ftext_section): New.
9798 (mep_select_section): Add support for functions.
9799 (mep_unique_section): Likewise.
9800 (mep_asm_init_sections): Likewise.
9801 (mep_encode_section_info): Remove it from here.
9803 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9805 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9807 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9808 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9810 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9812 * dwarf2out.c (output_file_names): Test new macro
9813 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9814 (add_comp_dir_attribute): Likewise.
9816 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9818 * config/i386/mingw-w64.h (LINK_SPEC): Add
9819 separating space between commands.
9821 2009-07-28 Jan Hubicka <jh@suse.cz>
9823 PR tree-optimization/40759
9824 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9827 2009-07-27 DJ Delorie <dj@redhat.com>
9829 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9830 types are dword-aligned.
9831 (mep_expand_va_start): Likewise.
9833 2009-07-27 Olivier Hainque <hainque@adacore.com>
9834 Douglas B Rupp <rupp@gnat.com>
9836 * convert.c (convert_to_pointer): Don't assume the target
9837 pointer type is POINTER_SIZE long. Fetch its precision instead.
9839 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9841 * system.h (fopen): Undefine if macro.
9843 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9845 * dwarf2out.c (output_cfi_p): Removed.
9846 (output_cfis): New function.
9847 (output_fde): New function, split from output_call_frame_info.
9848 (output_call_frame_info): Use it.
9849 (dwarf2out_switch_text_section): Use output_cfis.
9851 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9853 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9854 TARGET_BI_ARCH is specified without enabling SJLJ.
9855 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9856 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9858 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9860 * arm.md (negdi2): Use DImode if forcing a value into a register.
9862 2009-07-26 Ira Rosen <irar@il.ibm.com>
9864 PR tree-optimization/40801
9865 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9866 of vector operand from the previous copy of vector statement.
9867 Pass the correct definition type value to
9868 vect_get_vec_def_for_stmt_copy().
9870 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9872 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9873 const char ** conversion.
9875 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9877 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9878 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9879 (gcc_unreachable): Invoke __builtin_unreachable() if
9880 !ENABLE_ASSERT_CHECKING.
9882 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9884 PR rtl-optimization/40445
9885 * emit-rtl.c (next_nonnote_insn_bb): New function.
9886 * rtl.h (next_nonnote_insn_bb): Declare new function.
9887 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9888 with no successors that is the successor of the ENTRY_BLOCK.
9889 Continue from the top after removing an empty fallthrough block.
9890 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9891 of next_nonnote_insn.
9893 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9895 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9897 2009-07-25 Martin Jambor <mjambor@suse.cz>
9899 * c-common.c (c_common_attribute_table): New element for noclone.
9900 (handle_noclone_attribute): New function. Forward-declare.
9901 * tree-inline.c (tree_versionable_function_p): Check for noclone
9903 * doc/extend.texi (Labels as Values): Document need for noclone.
9904 (Function Attributes): Document noclone attribute.
9906 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9908 PR rtl-optimization/34999
9909 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9910 and dw_fde_switched_cold_to_hot fields.
9911 (output_cfi_p): New function.
9912 (output_call_frame_info): If fde->dw_fde_switched_sections,
9913 output 2 FDEs instead of one with corrupted header.
9914 (dwarf2out_do_cfi_startproc): New function.
9915 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9916 and fde->dw_fde_switched_cold_to_hot.
9917 (dwarf2out_switch_text_section): Compute
9918 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9919 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9920 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9921 Otherwise, compute fde->dw_fde_switch_cfi.
9923 2009-07-24 Cary Coutant <ccoutant@google.com>
9925 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9927 2009-07-24 Cary Coutant <ccoutant@google.com>
9929 * cfghooks.c (split_block): Copy discriminator to new block.
9930 * tree-cfg.c (assign_discriminator): Check location of last
9931 instruction in block as well as first.
9933 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9935 * config/i386/linux.c: Use fputs or putc instead of fprintf
9937 * config/i386/gas.h: Ditto.
9938 * config/i386/x86-64.h: Ditto.
9939 * config/i386/att.h: Ditto.
9941 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9943 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9946 2009-07-24 Martin Jambor <mjambor@suse.cz>
9948 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9949 (ipa_push_func_to_list_1): Declare.
9950 (ipa_push_func_to_list): New function.
9952 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9953 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9954 (ipa_push_func_to_list): Removed.
9955 (ipa_pop_func_from_list): Clear node_enqueued flag.
9957 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9959 * config/s390/s390.c (override_options): Default
9960 max-unrolled-insns to 100 for z10 tuning.
9962 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9964 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9965 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9966 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9967 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9968 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9969 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9970 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9972 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9974 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9975 use default set in mingw32.h header.
9976 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9977 64-bit /mingw/include path.
9978 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9981 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9983 PR rtl-optimization/40209
9984 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9986 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9988 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9989 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9990 with the rest of string where appropriate. Use fputs or putc
9991 instead of fprintf where appropriate.
9993 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9994 Pat Haugen <pthaugen@us.ibm.com>
9995 Revital Eres <ERES@il.ibm.com>
9997 * config/rs6000/vector.md: New file. Move most of the vector
9998 expander support here from altivec.md to allow for the VSX vector
9999 unit in the future. Add support for secondary_reload patterns.
10000 Rewrite the patterns for vector comparison, and vector comparison
10001 predicate instructions so that the RTL expresses the desired
10002 behavior, instead of using unspec.
10004 * config/rs6000/constraints.md ("f" constraint): Use
10005 rs6000_constraints to hold the precalculated register class.
10006 ("d" constraint): Ditto.
10007 ("wd" constraint): New constraint for VSX.
10008 ("wf" constraint): Ditto.
10009 ("ws" constraint): Ditto.
10010 ("wa" constraint): Ditto.
10011 ("wZ" constraint): Ditto.
10012 ("j" constraint): Ditto.
10014 * config/rs6000/predicates.md (vsx_register_operand): New
10016 (vfloat_operand): New predicate for vector.md.
10017 (vint_operand): Ditto.
10018 (vlogical_operand): Ditto.
10019 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10020 (easy_vector_constant): Add VSX support.
10021 (altivec_indexed_or_indirect_operand): New predicate for
10022 recognizing Altivec style memory references with AND -16.
10024 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10025 for vector secondary reload support.
10026 (rs6000_vector_reg_class): Delete, replacing it with
10027 rs6000_constraints.
10028 (rs6000_vsx_reg_class): Ditto.
10029 (rs6000_constraints): New array to hold the register classes of
10030 each of the register constraints that can vary at runtime.
10031 (builtin_mode_to_type): New static array for builtin function type
10033 (builtin_hash_table): New static hash table for builtin function
10035 (TARGET_SECONDARY_RELOAD): Define target hook.
10036 (TARGET_IRA_COVER_CLASSES): Ditto.
10037 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10038 registers are 128 bits if VSX memory reference instructions are used.
10039 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10040 unit is being used.
10041 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10042 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10043 Print several of the scheduling related parameters.
10044 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10045 rs6000_constraints instead of rs6000_vector_reg_class. Move
10046 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10047 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10048 Altivec. Add VSX support. Setup for secondary reload support on
10049 Altivec/VSX registers.
10050 (rs6000_override_options): Make power7 set the scheduling groups
10051 like the power5. Add support for new debug switches to override
10052 the scheduling defaults. Temporarily disable -mcpu=power7 from
10053 setting -mvsx. Add support for debug switches -malways-hint,
10054 -msched-groups, and -malign-branch-targets.
10055 (rs6000_buitlin_conversion): Add support for returning unsigned
10056 vector conversion functions to fix regressions due to stricter
10058 (rs6000_builtin_mul_widen_even): Ditto.
10059 (rs6000_builtin_mul_widen_odd): Ditto.
10060 (rs6000_builtin_vec_perm): Ditto.
10061 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10062 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10063 to zero a register.
10064 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10065 generated upstream.
10066 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10067 VSX types for bit operations. Changes to accomidate vector.md.
10068 (bdesc_2arg): Ditto.
10069 (bdesc_1arg): Ditto.
10070 (struct builtin_description_predicates): Rewrite predicate
10071 handling so that RTL describes the operation, instead of passing
10072 the instruction to be used as a string argument.
10073 (bdesc_altivec_preds): Ditto.
10074 (altivec_expand_predicate_builtin): Ditto.
10075 (altivec_expand_builtin): Ditto.
10076 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10077 statement for vsldoi support.
10078 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10079 (altivec_expand_st_builtin): Ditto.
10080 (paired_expand_builtin): Whitespace changes.
10081 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10082 builtin_mode_to_type table for secondary reload. Call
10083 builtin_function_type to build random builtin functions.
10084 (altivec_init_builtins): Change to use builtin_function_type to
10085 create builtin function types dynamically as we need them.
10086 (builtin_hash_function): New support for hashing the tree types
10087 for builtin function as we need it, rather than trying to build
10088 all of the trees that we need. Add initial preliminary VSX support.
10089 (builtin_function_type): Ditto.
10090 (builtin_function_eq): Ditto.
10091 (builtin_hash_struct): Ditto.
10092 (rs6000_init_builtins): Ditto.
10093 (rs6000_common_init_builtins): Ditto.
10094 (altivec_init_builtins): Ditto.
10095 (rs6000_common_init_builtins): Ditto.
10096 (enum reload_reg_type): New enum for simplifing reg classes.
10097 (rs6000_reload_register_type): Simplify register classes into GPR,
10098 Vector, and other registers. Altivec and VSX addresses in reload.
10099 (rs6000_secondary_reload_inner): Ditto.
10100 (rs6000_ira_cover_classes): New target hook, that returns the
10101 appropriate cover classes, based on -mvsx being used or not.
10102 (rs6000_secondary_reload_class): Add VSX support.
10103 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10104 (get_vsel_insn): Ditto.
10105 (rs6000_emit_vector_compare): Rewrite vector conditional support
10106 so that where we can, we use RTL operators, instead of blindly use
10108 (rs6000_emit_vector_select): Ditto.
10109 (rs6000_emit_vector_cond_expr): Ditto.
10110 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10111 (create_TOC_reference): Add -mdebug=addr support.
10112 (emit_frame_save): VSX loads/stores need register indexed addressing.
10114 * config/rs6000/rs6000.md: Include vector.md.
10116 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10118 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10119 support for V2DI, V2DF in logical, permute, select operations.
10121 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10122 switch for vsx/power7.
10123 (-mvsx-scalar-memory): Ditto.
10124 (-mvsx-align-128): Ditto.
10125 (-mallow-movmisalign): Ditto.
10126 (-mallow-df-permute): Ditto.
10127 (-msched-groups): Ditto.
10128 (-malways-hint): Ditto.
10129 (-malign-branch-targets): Ditto.
10131 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10133 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10134 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10135 (rs6000_vector_reg_class): Delete.
10136 (rs6000_vsx_reg_class): Ditto.
10137 (enum rs6000_reg_class_enum): New enum for the constraints that
10138 vary based on target switches.
10139 (rs6000_constraints): New array to hold the register class for all
10140 of the register constraints that vary based on the switches used.
10141 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10142 (enum rs6000_builtins): Add unsigned varients for the builtin
10143 declarations returned by target hooks for expanding multiplies,
10144 select, and permute operations. Add VSX builtins.
10145 (enum rs6000_builtin_type_index): Add entries for VSX.
10146 (V2DI_type_node): Ditto.
10147 (V2DF_type_node): Ditto.
10148 (unsigned_V2DI_type_node): Ditto.
10149 (bool_long_type_node): Ditto.
10150 (intDI_type_internal_node): Ditto.
10151 (uintDI_type_internal_node): Ditto.
10152 (double_type_internal_node): Ditto.
10154 * config/rs6000/altivec.md (whole file): Move all expanders to
10155 vector.md from altivec.md. Rename insn matching functions to be
10157 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10158 (altivec_vcmp*): Ditto.
10159 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10160 (VM): New iterator for moves that includes the VSX types.
10161 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10162 (altivec_vperm_<mode>_uns): New, for unsigned types.
10163 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10164 (altivec_eq<mode>): Ditto.
10165 (altivec_gt<mode>): Ditto.
10166 (altivec_gtu<mode>): Ditto.
10167 (altivec_eqv4sf): Ditto.
10168 (altivec_gev4sf): Ditto.
10169 (altivec_gtv4sf): Ditto.
10170 (altivec_vcmpbfp_p): Ditto.
10172 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10174 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10177 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10180 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10181 ASM_SHORT instead of .word.
10182 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10183 instead of .word in asm template.
10185 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10188 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10189 (process_bb_node_lives): Use it.
10191 * ira.c (setup_cover_and_important_classes): Don't setup
10192 ira_important_class_nums. Add cover classes to the end of
10194 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10196 (find_reg_class_closure): Use reorder_important_classes.
10198 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10200 * config/i386/i386.c (i386_ira_cover_classes): New function.
10201 (TARGET_IRA_COVER_CLASSES): Redefine.
10203 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10204 importance of order of cover classes in the array.
10206 2009-07-22 Diego Novillo <dnovillo@google.com>
10208 * tree-pass.h (TDF_EH): Define.
10209 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10210 contains TDF_EH, print the EH region number holding GS.
10211 * tree-dump.c (dump_options): Add "eh".
10212 * doc/invoke.texi: Document it.
10214 2009-07-22 Doug Kwan <dougkwan@google.com>
10216 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10218 2009-07-22 Michael Matz <matz@suse.de>
10220 PR tree-optimization/35229
10221 PR tree-optimization/39300
10223 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10224 (inhibit_phi_insertion): New function.
10225 (insert_into_preds_of_block): Call it for REFERENCEs.
10226 (init_pre): Initialize and finalize scalar evolutions.
10227 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10229 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10231 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10232 Use CONST_VECTOR_NUNITS to determine number of elements.
10234 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10236 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10237 (U, W): Constraints are now deprecated and will be removed if we
10238 run out of letters.
10239 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10241 ("prefetch"): Add the stcmh instruction for prefetching.
10242 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10244 (s390_short_displacement): Return always true if compiling for
10245 machines not providing the long displacement facility.
10246 (s390_mem_constraint): Support the new constraint letter Z.
10247 (s390_check_qrst_address): New function.
10249 2009-07-21 DJ Delorie <dj@redhat.com>
10251 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10254 2009-07-21 Jason Merrill <jason@redhat.com>
10256 * c-common.c (max_tinst_depth): Increase default to 1024.
10258 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10260 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10261 (vec_unpacku_float_lo_v4si): Ditto.
10263 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10266 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10267 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10268 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10269 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10271 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10273 PR tree-optimization/40813
10274 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10277 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10279 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10280 with a NOP_EXPR if needed.
10282 2009-07-21 Paul Brook <paul@codesourcery.com>
10284 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10285 Terminate debug dump with newline.
10287 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10289 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10290 Cast "1" to unsigned HOST_WIDE_INT.
10291 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10292 deposit length to the maximum length - lsb. Extend length if
10293 HOST_BITS_PER_WIDE_INT is 32.
10295 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10297 * cgraph.h (constant_pool_htab): New function.
10298 (constant_descriptor_tree): Move from varasm.c.
10299 * varasm.c (constant_pool_htab): New function.
10300 (constant_descriptor_tree): Move to cgraph.h.
10302 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10304 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10306 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10308 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10311 2009-07-20 Xinliang David Li <davidxl@google.com>
10313 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10315 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10317 * config/mips/mips.md (move_type): Add arith.
10318 (type): Handle arith.
10319 (zero_extendsidi2): Rename this into ...
10320 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10321 (zero_extendsidi2): New expander.
10322 (*zero_extendsidi2_dext): New pattern.
10324 2009-07-20 Nick Clifton <nickc@redhat.com>
10326 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10327 to set MIPS_ABI_DEFAULT.
10328 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10330 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10332 * tree-object-size.c (addr_object_size): Handle unions with
10333 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10335 PR tree-optimization/40792
10336 * tree.c (build_function_type_skip_args): Remove bogus assert.
10338 2009-07-20 Jan Hubicka <jh@suse.cz>
10339 Martin Jambor <mjambor@suse.cz>
10341 * cgraph.h (combined_args_to_skip): New field.
10342 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10343 combined_args_to_skip and args_to_skip.
10344 * tree-inline.c (update_clone_info): New function.
10345 (tree_function_versioning): Call update_clone_info.
10346 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10348 (cgraph_materialize_all_clones): More extensive dumping, working
10349 with combined_args_to_skip rather than args_to_skip.
10351 2009-07-20 Ira Rosen <irar@il.ibm.com>
10353 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10354 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10355 (get_initial_def_for_reduction): Likewise.
10356 (vectorizable_reduction): Skip the check of first operand in case
10357 of COND_EXPR. Add check that it is outer loop vectorization if
10358 nested cycle was detected. Call vectorizable_condition() for
10359 COND_EXPR. If reduction epilogue cannot be created do not fail for
10360 nested cycles (if it is not double reduction). Assert that there
10361 is only one type in the loop in case of COND_EXPR. Call
10362 vectorizable_condition() to vectorize COND_EXPR.
10363 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10364 Add parameters. Allow nested cycles if called from
10365 vectorizable_reduction(). Use reduction vector variable if provided.
10366 (vect_analyze_stmt): Call vectorizable_reduction() before
10367 vectorizable_condition().
10368 (vect_transform_stmt): Update call to vectorizable_condition().
10370 2009-07-20 Christian Bruel <christian.bruel@st.com>
10372 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10373 * doc/invoke.texi (-mfmovd): Likewise.
10374 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10376 2009-07-20 Jan Hubicka <jh@suse.cz>
10378 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10379 when handling SSA name.
10381 2009-07-19 Jan Hubicka <jh@suse.cz>
10383 PR tree-optimization/40676
10384 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10385 virtual PHIs in empty BBs.
10387 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10389 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10390 re-expanded the compound use gen_lowpart instead to convert to the
10393 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10395 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10396 OUTER_CONST arguments.
10397 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10398 the new wider mode will be masked off.
10399 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10401 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10403 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10404 high-order bits are zero.
10406 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10408 * combine.c (simplify_shift_const_1): Split code to determine
10409 shift_mode into ...
10410 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10411 new bits shifted in are identical to the old sign bit.
10413 2009-07-18 Richard Guenther <rguenther@suse.de>
10416 * gimplify.c (gimplify_call_expr): Reject code using results from
10417 functions returning void.
10419 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10421 * doc/md.texi: Document the new PowerPC "es" constraint.
10422 Document that "m" can include automodified addresses on this target,
10423 and explain how %U must be used. Extend the "Q" and "Z" documentation
10424 to suggest "es" as well as "m".
10425 * config/rs6000/constraints.md (es): New memory constraint.
10426 (Q, Z): Update strings to match new documentation.
10428 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10430 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10431 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10432 * config/rs6000/predicates.md (volatile_mem_operand): Use
10433 offsettable_nonstrict_memref_p.
10434 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10435 (*floatunssidf2_internal): Likewise.
10436 (*fix_truncdfsi2_internal): Likewise.
10437 (*fix_trunctfsi2_internal): Likewise.
10439 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10441 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10442 atmega32u2 devices.
10443 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10445 2009-07-17 Richard Guenther <rguenther@suse.de>
10448 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10449 (pass_warn_unused_result): Likewise.
10450 (TODO_set_props): Remove.
10451 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10453 (pass_diagnose_omp_blocks): Define.
10454 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10455 (c_gimple_diagnostics_recursively): Remove.
10456 (finish_function): Do not call it.
10457 (c_write_global_declarations): Continue after errors.
10458 Finalize the CU here.
10459 * c-gimplify.c (c_genericize): Do not gimplify here.
10460 * c-common.c (c_warn_unused_result): Move ...
10461 * tree-cfg.c (do_warn_unused_result): ... here.
10462 (run_warn_unused_result): New function.
10463 (gate_warn_unused_result): New function.
10464 (pass_warn_unused_result): New pass.
10465 * c-common.h (c_warn_unused_result): Remove.
10466 * flags.h (flag_warn_unused_result): Declare.
10467 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10468 * opts.c (flag_warn_unused_result): Initialize to false.
10469 * toplev.c (compile_file): Add comment.
10470 * omp-low.c (create_omp_child_function): Do not register
10471 the function with the frontend.
10472 (diagnose_omp_structured_block_errors): Prepare to be
10473 called as optimization pass.
10474 (gate_diagnose_omp_blocks): New function.
10475 (pass_diagnose_omp_blocks): New pass.
10476 * cgraph.h (cgraph_optimize): Remove.
10477 (cgraph_analyze_function): Likewise.
10478 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10479 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10480 before their parents here.
10481 (cgraph_finalize_function): Not here.
10482 (cgraph_analyze_function): Gimplify functions here.
10483 (cgraph_finalize_compilation_unit): Continue after errors.
10484 Optimize the callgraph from here.
10485 (cgraph_optimize): Make static.
10486 * langhooks.c (write_global_declarations): Finalize the CU.
10487 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10488 (gimplify_function_tree): Assert we gimplify only once.
10489 Set PROP_gimple_any property.
10490 * tree-nested.c (gimplify_all_functions): New function.
10491 (lower_nested_functions): Gimplify all nested functions.
10492 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10493 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10494 and pass_diagnose_omp_blocks after gimplification. Do not
10495 set TODO_set_props on all_lowering_passes.
10496 (execute_one_pass): Do not handle TODO_set_props.
10497 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10498 (gimplify.o): Add tree-pass.h dependency.
10499 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10500 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10501 (unsave_r): Likewise.
10502 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10503 temporary variable.
10505 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10507 * doc/service.texi (Service): Restore previously removed link,
10508 which isn't broken after all.
10510 2009-07-17 Richard Guenther <rguenther@suse.de>
10512 PR tree-optimization/40321
10513 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10514 PHI nodes to the maximal set.
10515 (make_values_for_phi): Add PHI arguments to the maximal set.
10516 (execute_pre): Dump PHI_GEN and the maximal set.
10518 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10521 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10524 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10526 * doc/extend.texi (Nested Functions): Replace broken link with
10528 * doc/service.texi (Service): Remove broken link.
10530 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10533 * builtins.c (expand_builtin_memcmp): Use loc instead of
10534 EXPR_LOCATION (exp).
10535 (expand_builtin_strncmp): Likewise.
10537 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10538 Manuel López-Ibáñez <manu@gcc.gnu.org>
10541 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10542 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10543 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10544 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10545 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10546 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10547 tree-inline.c, c-common.c, c-common.h, gimple.c,
10548 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10549 convert.c: Add location argument to fold_{unary,binary,ternary},
10550 fold_build[123], build_call_expr, build_size_arg,
10551 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10552 fold_build1_initializer, fold_build2_initializer,
10553 fold_build3_initializer, fold_build_call_array,
10554 fold_build_call_array_initializer, fold_single_bit_test,
10555 omit_one_operand, omit_two_operands, invert_truthvalue,
10556 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10557 combine_comparisons, fold_builtin_*, fold_call_expr,
10558 build_range_check, maybe_fold_offset_to_address, round_up,
10561 2009-07-16 Jason Merrill <jason@redhat.com>
10564 * c-common.c (c_common_reswords): Add __is_standard_layout
10566 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10567 * doc/implement-cxx.texi: New.
10568 * doc/gcc.texi: Include it.
10570 2009-07-16 DJ Delorie <dj@redhat.com>
10572 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10573 compares that may be indirectly affected by previous instructions.
10575 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10577 * builtins.c (do_mpc_arg2): New.
10578 (fold_builtin_2): Fold builtin cpow.
10579 * real.h (HAVE_mpc_pow): New.
10581 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10583 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10584 comparison to skip unprofitable schedule
10586 2009-07-16 Simon Baldwin <simonb@google.com>
10588 * gcc.c (option_map): New flag -no-canonical-prefixes.
10589 * (display_help): Print help text for new flag.
10590 * (process_command): Move options translation and language specifics
10591 and handle new flag early. Use it to set a function pointer to a
10592 prefix builder. Replace make_relative_prefix calls with calls to
10593 the function pointed to. Ignore new flag in regular options handling.
10594 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10596 2009-07-15 DJ Delorie <dj@redhat.com>
10598 * config/mep/mep.md (sibcall_internal): Change register to avoid
10599 argument registers.
10600 (sibcall_value_internal): Likewise.
10602 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10604 PR rtl-optimization/40710
10605 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10607 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10609 * config/mips/mips.md (*extenddi_truncate<mode>,
10610 *extendsi_truncate<mode>): Change type attribute to move_type
10611 with shift_shift. Split out code handling exts from here ...
10612 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10614 (*extendhi_truncateqi): Change type attribute to move_type with
10615 shift_shift. Split out code handling exts from here ...
10616 (*extendhi_truncateqi_exts): ... to this new pattern.
10618 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10620 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10621 instead of "and" with inverted sign bit mask value. Use
10622 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10623 Allocate registers only for operand 4 and operand 5.
10625 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10627 PR middle-end/40747
10628 * fold-const.c (fold_cond_expr_with_comparison): When folding
10629 < and <= to MIN, make sure the MIN uses the same type as the
10630 comparison's operands.
10632 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10634 * arm.md (ior_xor): New code iterator.
10635 (split for ior/xor with shift and zero-extend): New split pattern.
10636 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10638 2009-07-15 Richard Guenther <rguenther@suse.de>
10640 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10643 2009-07-15 Richard Guenther <rguenther@suse.de>
10645 PR middle-end/40753
10646 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10648 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10650 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10651 handle 2.6.30 kernel.
10653 2009-07-15 DJ Delorie <dj@redhat.com>
10655 * config/mep/mep.md (sibcall_internal): Change register to allow
10656 for 24-bit addresses.
10657 (sibcall_value_internal): Likewise.
10659 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10661 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10662 that are enabled/disabled by the flags introduced by a previous patch.
10664 2009-07-14 DJ Delorie <dj@redhat.com>
10666 * config/mep/mep.md (sibcall_internal): Include non-toggling
10668 (sibcall_value_internal): Likewise.
10670 2009-07-14 Taras Glek <tglek@mozilla.com>
10671 Rafael Espindola <espindola@google.com>
10673 * doc/sourcebuild.texi: Document install-plugin target.
10674 * configure.ac: Added install-plugin target to language makefiles.
10675 * configure: Regenerate.
10676 * Makefile.in: (install-plugin): Install more headers,
10677 depend on lang.install-plugin.
10679 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10681 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10684 2009-07-14 DJ Delorie <dj@redhat.com>
10686 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10687 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10688 * config/mep/mep.md (sibcall_internal): Change test from
10689 mep_vliw_mode_match to mep_vliw_jmp_match.
10690 (sibcall_value_internal): Likewise.
10692 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10694 * config/i386/sse.md (copysign<mode>3): New expander.
10695 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10696 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10697 Use ix86_build_const_vector.
10698 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10699 IX86_BUILTIN_CPYSGNPD.
10700 (builtin_description): Add __builtin_ia32_copysignps and
10701 __builtin_ia32_copysignpd.
10702 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10703 and BUILT_IN_COPYSIGNF.
10705 2009-07-13 Jason Merrill <jason@redhat.com>
10707 * builtins.c (can_trust_pointer_alignment): New fn.
10708 (get_pointer_alignment): Factor it out from here.
10709 * tree.h: Declare it.
10711 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10713 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10716 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10720 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10722 2009-07-14 Richard Guenther <rguenther@suse.de>
10723 Andrey Belevantsev <abel@ispras.ru>
10725 PR middle-end/40745
10726 * cfgexpand.c (partition_stack_vars): Do not bother to update
10727 alias information when not optimizing.
10729 2009-07-14 Richard Guenther <rguenther@suse.de>
10730 Andrey Belevantsev <abel@ispras.ru>
10732 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10733 (pt_solution_set): Likewise.
10734 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10735 * tree-ssa-structalias.c (pt_solution_set): New function.
10736 * final.c (rest_of_clean_state): Free SSA data structures.
10737 * print-rtl.c (print_decl_name): Remove.
10738 (print_mem_expr): Implement in terms of print_generic_expr.
10739 * alias.c (ao_ref_from_mem): New function.
10740 (rtx_refs_may_alias_p): Likewise.
10741 (true_dependence): Query alias-export info.
10742 (canon_true_dependence): Likewise.
10743 (write_dependence_p): Likewise.
10744 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10746 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10747 (mem_expr_equal_p): Use operand_equal_p.
10748 (set_mem_attributes_minus_bitpos): Do not use
10749 component_ref_for_mem_expr.
10750 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10751 (update_alias_info_with_stack_vars): Likewise.
10752 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10753 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10754 explicitly nor clear stmt operands.
10755 Free the decl-to-pointer map.
10756 * tree-optimize.c (execute_free_datastructures): Do not free
10757 SSA data structures here.
10758 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10759 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10760 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10762 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10764 2009-07-13 DJ Delorie <dj@redhat.com>
10766 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10767 unrolling at the right iteration count.
10769 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10772 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10774 * haifa-sched.c (rank_for_schedule): Introduced flags to
10775 enable/disable individual scheduling heuristics.
10776 * common.opt: Introduced flags to enable/disable individual
10777 heuristics in the scheduler.
10778 * doc/invoke.texi: Introduced flags to enable/disable individual
10779 heuristics in the scheduler.
10781 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10783 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10784 config/i386/mingw-tls.c.
10785 * config/i386/mingw-tls.c: Removed.
10787 2009-07-13 Ira Rosen <irar@il.ibm.com>
10789 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10790 checks access only relevant statements.
10791 (vectorizable_reduction): Likewise.
10793 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10795 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10796 just for 32-bit case.
10798 2009-07-12 Jan Hubicka <jh@suse.cz>
10800 PR tree-optimization/40585
10801 * except.c (expand_resx_expr): When there already is resume
10802 instruction, produce linked list.
10803 (build_post_landing_pads): Assert that resume is empty.
10804 (connect_post_landing_pads): Handle resume lists.
10805 (dump_eh_tree): Dump resume list.
10807 2009-07-12 Ira Rosen <irar@il.ibm.com>
10809 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10810 with additional argument.
10811 * tree-vectorizer.h (enum vect_def_type): Add
10812 vect_double_reduction_def.
10813 (vect_is_simple_reduction): Add argument.
10814 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10816 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10817 vect_is_simple_reduction with additional argument.
10818 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10820 (reduction_code_for_scalar_code): Handle additional codes by
10821 returning ERROR_MARK for them. Fix comment and indentation.
10822 (vect_is_simple_reduction): Fix comment, add argument to specify
10823 double reduction. Detect double reduction.
10824 (get_initial_def_for_induction): Fix indentation.
10825 (get_initial_def_for_reduction): Fix comment and indentation.
10826 Handle double reduction. Create initial definitions that do not
10827 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10828 (vect_create_epilog_for_reduction): Fix comment, add argument to
10829 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10830 epilogue result extraction. Create double reduction phi node and
10831 replace relevant uses.
10832 (vectorizable_reduction): Call vect_is_simple_reduction with
10833 additional argument. Fix indentation. Update epilogue code treatment
10834 according to the changes in reduction_code_for_scalar_code. Check
10835 for double reduction. Call vect_create_epilog_for_reduction with
10836 additional argument.
10837 * tree-vect-stmts.c (process_use): Handle double reduction, update
10839 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10840 (vect_get_vec_def_for_operand): Likewise.
10842 2009-07-12 Danny Smith <dansmister@gmail.com>
10844 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10845 dllexport if !TREE_PUBLIC.
10846 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10848 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10850 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10851 (avr_extra_arch_macro) Remove declatation.
10852 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10853 (avr_extra_arch_macro) Declare as static.
10854 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10856 2009-07-11 Jan Hubicka <jh@suse.cz>
10858 PR middle-end/48388
10859 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10861 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10864 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10865 cold_in_std_section bits.
10866 (dwarf2out_begin_prologue): Initialize them.
10867 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10868 if already covered by text_section or cold_text_section range.
10870 PR rtl-optimization/40667
10871 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10872 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10873 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10874 * config/i386/i386.c (ix86_minimum_alignment): New function.
10875 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10876 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10877 * emit-rtl.c (gen_reg_rtx): Likewise.
10878 * function.c (assign_parms): Likewise. If nominal_type needs
10879 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10880 rather than passed_type's alignment.
10883 * function.c (assign_parm_setup_stack): Adjust
10884 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10885 from nominal_mode on big endian.
10887 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10889 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10891 2009-07-10 DJ Delorie <dj@redhat.com>
10893 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10895 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10897 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10899 (thumb2_cbnz): Likewise.
10901 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10904 * config.gcc (supported_defaults): Add synci.
10905 (with_synci): Add validation.
10906 (all_defaults): Add synci.
10907 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10910 * config/mips/mips.opt (msynci): New option.
10911 * config/mips/mips.c (mips_override_options): Warn on use of
10912 -msynci for targets that do now support it.
10913 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10915 * gcc/doc/invoke.texi (-msynci): Document the new option.
10916 * doc/install.texi (--with-synci): Document the new option.
10918 2009-07-10 Richard Guenther <rguenther@suse.de>
10920 PR tree-optimization/40496
10921 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10922 the PHI result with a compatible type.
10924 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10928 * c.opt (Wunused-result): New.
10929 * doc/invoke.texi: Document it.
10930 * c-common.c (c_warn_unused_result): Use it.
10932 2009-07-09 DJ Delorie <dj@redhat.com>
10934 * targhooks.c (default_target_can_inline_p): Rename from
10935 default_target_option_can_inline_p.
10936 * targhooks.h (default_target_can_inline_p): Likewise.
10937 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10938 TARGET_OPTION_CAN_INLINE_P.
10939 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10940 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10941 (mep_target_can_inline_p): Rename from
10942 mep_target_option_can_inline_p.
10945 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10946 registers used to pass vectors.
10948 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10950 2009-07-09 Tom Tromey <tromey@redhat.com>
10952 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10953 * config/mmix/mmix.c: Include dwarf2.h.
10954 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10955 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10956 * config/sh/sh.c: Include dwarf2.h.
10957 * config/i386/i386.c: Include dwarf2.h.
10958 * Makefile.in (DWARF2_H): Remove 'elf'.
10959 * except.c: Include dwarf2.h.
10960 * unwind-dw2.c: Include dwarf2.h.
10961 * dwarf2out.c: Include dwarf2.h.
10962 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10963 * unwind-dw2-fde.c: Include dwarf2.h.
10964 * dwarf2asm.c: Include dwarf2.h.
10966 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10968 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10969 (max_issue): Use it.
10970 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10972 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10973 (region_sched_info): Update.
10974 * sched-ebb.c (ebb_sched_info): Update.
10975 * modulo-sched.c (sms_sched_info): Update.
10976 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10978 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10980 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10982 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10984 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10986 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10988 PR middle-end/40692
10989 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10990 arg1 with arg01 if arg1 is already INTEGER_CST.
10992 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10994 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10995 Transform (and (truncate)) into (truncate (and)).
10997 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10999 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11000 creating LHS paradoxical subregs. Fix surrounding returns to
11001 use NULL_RTX rather than 0.
11003 2009-07-08 DJ Delorie <dj@redhat.com>
11005 * config/mep/mep.c: (mep_option_can_inline_p): New.
11006 (TARGET_OPTION_CAN_INLINE_P): Define.
11008 2009-07-08 Mark Wielaard <mjw@redhat.com>
11011 * dwarf2out.c (add_data_member_location_attribute): When we have
11012 only a constant offset don't emit a new location description using
11013 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11016 2009-07-08 Richard Henderson <rth@redhat.com>
11019 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11020 (enum reg_class): Add CLOBBERED_REGS.
11021 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11022 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11023 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11024 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11025 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11026 force 64-bit sibcalls into R11.
11027 * config/i386/constraints.md (U): New constraint.
11028 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11029 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11030 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11032 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11034 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11036 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11037 * ebitmap.h (dump_ebitmap): Ditto.
11038 * optabs.h (optab_libfunc): Ditto.
11039 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11040 * tree-flow.h (vect_can_force_dr_alignment_p,
11041 get_vectype_for_scalar_type): Ditto.
11042 (vectorize_loops): Move prototype to ...
11043 * tree-vectorizer.h: ... here. Also, adjust comment.
11044 (vect_set_verbosity_level): Remove duplicate prototype.
11045 * tree-ssa-loop.c: Include tree-vectorizer.h.
11046 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11048 2009-07-08 Nick Clifton <nickc@redhat.com>
11050 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11053 2009-07-08 DJ Delorie <dj@redhat.com>
11055 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11056 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11057 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11059 * config/mep/intrinsics.md: Regenerated.
11060 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11061 registers when asm() or calls are detected.
11063 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11066 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11068 * gimple (gimple_build_call_from_tree): Likewise.
11069 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11070 no_warning flag before warning.
11072 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11074 * tree.c (set_expr_locus): Remove.
11075 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11076 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11078 * gimplify.c (internal_get_tmp_var): Likewise.
11079 (gimplify_call_expr): Likewise.
11080 (gimplify_one_sizepos): Likewise.
11082 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11085 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11086 to variables for debugging purposes.
11088 2009-06-23 Mark Loeser <mark@halcy0n.com>
11091 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11093 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11095 * pretty-print.c (pp_base_format): Remove %J.
11096 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11097 gcc_cxxdiag_char_table): Likewise.
11098 (init_dynamic_diag_info): Likewise.
11100 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11102 * pretty-print.c (pp_base_format): Remove %H.
11103 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11104 gcc_cxxdiag_char_table): Likewise.
11105 (init_dynamic_diag_info): Likewise.
11106 * config/mep/mep.c (mep_select_section): Likewise.
11108 2009-07-07 Duncan Sands <baldrick@free.fr>
11110 * final.c (pass_clean_state): Give the pass a name.
11111 * passes.c (pass_rest_of_compilation): Likewise.
11112 * tree-optimize.c (pass_all_optimizations): Likewise.
11114 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11116 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11117 an extra 'decl' for error_at.
11119 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11121 PR middle-end/40669
11122 * tree-tailcall.c (adjust_return_value_with_ops,
11123 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11124 if it has complex or vector type.
11126 2009-07-07 Olivier Hainque <hainque@adacore.com>
11128 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11131 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11133 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11135 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11137 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11138 * c-decl.c: Likewise.
11139 * function.c: Likewise.
11140 * varasm.c: Likewise.
11141 * tree-ssa.c: Likewise.
11142 * c-common.c: Likewise.
11143 * tree-cfg.c: Likewise.
11144 * config/spu/spu.c: Likewise.
11145 * config/ia64/ia64.c: Likewise.
11146 * config/v850/v850.c: Likewise.
11148 2009-07-06 DJ Delorie <dj@redhat.com>
11150 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11151 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11152 unspecified accesses to control registers.
11153 * config/mep/intrinsics.md: Regenerate.
11154 * config/mep/intrinsics.h: Regenerate.
11155 * config/mep/mep-intrin.h: Regenerate.
11157 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11159 * c-lex.c: Replace %H by an explicit location. Update all calls.
11160 * c-common.c: Likewise.
11161 * c-decl.c: Likewise.
11162 * c-typeck.c: Likewise.
11163 * fold-const.c: Likewise.
11164 * gimplify.c: Likewise.
11165 * stmt.c: Likewise.
11166 * tree-cfg.c: Likewise.
11167 * tree-ssa-loop-niter.c: Likewise.
11168 * tree-vrp.c: Likewise.
11169 * value-prof.c: Likewise.
11171 2009-07-06 Diego Novillo <dnovillo@google.com>
11173 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11174 if it has one. Handle cases where VAR does not have an
11175 annotation or cfun is NULL.
11177 2009-07-06 Diego Novillo <dnovillo@google.com>
11179 * tree.c: Include debug.h.
11180 (initialize_tree_contains_struct): New.
11181 (init_ttree): Call it.
11182 (tree_node_structure_for_code): Factor out of ...
11183 (tree_node_structure): ... here.
11184 * treestruct.def (TS_PHI_NODE): Remove.
11185 (TS_GIMPLE_STATEMENT): Remove.
11187 2009-07-06 Diego Novillo <dnovillo@google.com>
11189 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11190 (debug_tree_chain): Handle cycles.
11192 2009-07-06 Nick Clifton <nickc@redhat.com>
11193 DJ Delorie <dj@redhat.com>
11195 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11196 __FMOVD_ENABLED__ is defined.
11198 (TARGET_FMOVD): Provide a default definition.
11199 (MASK_FMOVD): Likewise.
11200 (TARGET_CPU_CPP_BUILTINS): Define
11201 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11202 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11203 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11204 (split for DF load from memory into register): Also handle
11205 MEMs which consist of REG+DISP addressing.
11206 (split for DF store from register to memory): Likewise.
11207 (movsf_ie): Always use single fp_mode.
11208 * config/sh/sh.c (sh_override_options): Do not automatically
11209 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11210 that to the -mfmovd command line switch.
11211 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11212 (fldi_ok): Always allow.
11213 * config/sh/sh.opt (mfmovd): Remove this switch.
11214 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11216 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11217 Kaz Kojima <kkojima@gcc.gnu.org>
11219 PR rtl-optimization/30807
11220 * postreload.c (reload_combine): For every new use of REG_SUM,
11221 record the use of BASE.
11223 2009-07-06 Jan Hubicka <jh@suse.cz>
11225 * params.def: Revert my accidental commit at 2009-06-30.
11227 2009-07-04 Ian Lance Taylor <iant@google.com>
11230 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11232 (mingw_format_attribute_overrides): Likewise.
11234 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11237 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11238 don't check cfa.reg. Instead of cfa.indirect use
11239 fde && fde->drap_reg != INVALID_REGNUM test.
11241 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11243 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11245 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11248 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11250 2009-07-03 Richard Guenther <rguenther@suse.de>
11252 PR tree-optimization/40640
11253 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11256 2009-07-03 Jan Hubicka <jh@suse.cz>
11258 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11259 for size, reduce amount of inlining.
11261 2009-07-03 Richard Guenther <rguenther@suse.de>
11263 PR middle-end/34163
11264 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11265 if t +- x is known to not overflow and the conversion widens the
11267 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11269 2009-07-03 Jan Hubicka <jh@suse.cz>
11271 * ipa-pure-const.c (analyze): Update loop optimizer init.
11272 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11273 try_remove_empty_loop, remove_empty_loops): Remove.
11274 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11275 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11276 to mark regular loops as neccesary.
11277 (degenerate_phi_p): New function.
11278 (propagate_necessity, remove_dead_phis): Use it.
11279 (forward_edge_to_pdom): Likewise.
11280 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11281 virtual PHI nodes that became unreachable.
11282 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11283 * tree-flow.h (remove_empty_loops): Remove.
11284 * passes.c (init_optimization_passes): Remove.
11286 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11288 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11289 can_create_pseudo_p.
11290 (*fix_trunc<mode>_i387_1): Ditto.
11291 (*floathi<mode>2_1): Ditto.
11292 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11293 (*fistdi2_1): Ditto.
11294 (*fist<mode>2_1): Ditto.
11295 (frndintxf2_floor): Ditto.
11296 (*fist<mode>2_floor_1): Ditto.
11297 (frndintxf2_ceil): Ditto.
11298 (*fist<mode>2_ceil_1): Ditto.
11299 (frndintxf2_trunc): Ditto.
11300 (frndintxf2_mask_pm): Ditto.
11301 (fxam<mode>2_i387_with_temp): Ditto.
11302 * config/i386/sse.md (mulv16qi3): Ditto.
11303 (*sse2_mulv4si3): Ditto.
11305 (sse4_2_pcmpestr): Ditto.
11306 (sse4_2_pcmpistr): Ditto.
11308 2009-07-03 Jan Hubicka <jh@suse.cz>
11310 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11311 (mark_stmt_necessary): Set it.
11312 (mark_operand_necessary): Set it.
11313 (mark_control_dependent_edges_necessary): Set it.
11314 (mark_virtual_phi_result_for_renaming): New function.
11315 (get_live_post_dom): New function.
11316 (forward_edge_to_pdom): New function.
11317 (remove_dead_stmt): Fix handling of control dependences.
11318 (tree_dce_init): Init new bitmap.
11319 (tree_dce_done): Free it.
11321 2009-07-02 Richard Guenther <rguenther@suse.de>
11324 * tree-ssa-structalias.c (new_var_info): Initialize
11327 2009-07-02 Jan Hubicka <jh@suse.cz>
11329 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11332 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11334 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11335 instead of recomputing it. Adjust calls.
11336 (emit_store_flag): Adjust recursive calls.
11338 2009-07-02 Richard Guenther <rguenther@suse.de>
11340 * tree-ssa-live.c (remove_unused_locals): Do not remove
11342 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11343 of DECL_EXTERNAL for HEAP variables.
11344 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11345 HEAP variables. Do not adjust RESTRICT vars.
11346 (find_what_var_points_to): Nobody cares if something
11347 points to READONLY.
11349 2009-07-02 Ben Elliston <bje@au.ibm.com>
11351 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11352 pc_low and pc_high declarations to the top of the function.
11354 2009-07-01 DJ Delorie <dj@redhat.com>
11356 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11357 registers as fixed.
11358 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11359 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11360 unspecified accesses to control registers.
11361 * config/mep/intrinsics.md: Regenerate.
11362 * config/mep/intrinsics.h: Regenerate.
11363 * config/mep/mep-intrin.h: Regenerate.
11365 2009-07-01 Anthony Green <green@moxielogic.com>
11367 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11368 instruction when possible.
11369 (moxie_expand_prologue): Ditto. Also, save an instruction and
11370 some complexity by popping off of $r12 instead of $sp.
11371 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11374 2009-07-01 Richard Henderson <rth@redhat.com>
11377 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11378 contained no insns, reposition note before last insn.
11380 2009-07-01 Richard Henderson <rth@redhat.com>
11383 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11384 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11386 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11389 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11390 darwin9 for printing reg addresses with %y.
11392 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11394 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11395 truncation from operands in binary operations.
11397 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11400 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11401 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11402 subreg of op0 to the original op0.
11404 * expmed.c (store_bit_field_1): Use a temporary as the destination
11405 instead of a paradoxical subreg when we need to truncate the result.
11407 2009-07-01 DJ Delorie <dj@redhat.com>
11409 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11410 names to VLIW variants.
11411 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11412 * config/mep/intrinsics.md: Regenerate.
11413 * config/mep/intrinsics.h: Regenerate.
11414 * config/mep/mep-intrin.h: Regenerate.
11416 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11419 * jump.c (returnjump_p): Revert last patch.
11420 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11422 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11425 * pa.md (casesi32p): Use jump table label to determine the offset
11427 (casesi64p): Likewise.
11429 * pa.c (forward_branch_p): Return bool type. Use instruction
11430 addresses when available. Assert that INSN has a jump label.
11431 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11434 2009-07-01 Richard Guenther <rguenther@suse.de>
11436 PR tree-optimization/19831
11437 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11438 that only act as barriers do not make any previous stores necessary.
11439 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11440 HEAP variables global, do not add a constraint from nonlocal.
11441 (find_func_aliases): Handle escapes through return statements.
11442 (compute_points_to_sets): Make escaped HEAP variables global.
11444 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11447 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11448 after reducing a DImode cstore to SImode.
11450 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11452 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11453 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11455 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11457 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11458 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11460 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11461 and umod_optab if TARGET_BSD_DIVMOD.
11462 * config/vax/lib1funcs.asm: New file.
11463 * config/vax/t-linux: New file.
11464 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11466 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11469 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11470 to type arguments that have void type.
11473 * dwarf2out.c (gen_formal_parameter_die): Call
11474 equate_decl_number_to_die if node is different from origin.
11476 2009-06-30 Anthony Green <green@moxielogic.com>
11478 Clean up moxie port for --enable-build-with-cxx.
11479 * config/moxie/moxie.c (moxie_function_value): First two
11480 parameters are const_tree, not tree.
11481 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11482 (REG_CLASS_NAMES): Ditto.
11483 (REGNO_REG_CLASS): Ditto.
11484 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11485 (moxie_function_value): Fix constyness of arguments.
11487 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11489 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11490 finalize_size_functions before further processing.
11491 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11492 (variable_size): Call self_referential_size on size expressions
11493 that contain a PLACEHOLDER_EXPR.
11494 (size_functions): New static variable.
11495 (copy_self_referential_tree_r): New static function.
11496 (self_referential_size): Likewise.
11497 (finalize_size_functions): New global function.
11498 * tree.c: Include tree-inline.h.
11499 (push_without_duplicates): New static function.
11500 (find_placeholder_in_expr): New global function.
11501 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11503 <tcc_expression>: Likewise.
11504 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11505 the call in the expression.
11506 * tree.h (finalize_size_functions): Declare.
11507 (find_placeholder_in_expr): Likewise.
11508 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11509 (substitute_placeholder_in_expr): Update comment.
11510 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11512 (copy_tree_body_r): Likewise.
11513 (copy_tree_body): New static function.
11514 (maybe_inline_call_in_expr): New global function.
11515 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11516 (maybe_inline_call_in_expr): Declare.
11517 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11518 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11521 2009-06-30 Richard Guenther <rguenther@suse.de>
11523 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11525 (propagate_necessity): Do not mark reaching defs of stores
11528 2009-06-30 Jan Hubicka <jh@suse.cz>
11530 * cfgloopanal.c (check_irred): Move into ...
11531 (mark_irreducible_loops): ... here; return true if ireducible
11533 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11534 (analyze_function): Try to prove loop finiteness.
11535 * cfgloop.h (mark_irreducible_loops): Update prototype.
11536 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11538 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11540 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11542 2009-06-30 Ira Rosen <irar@il.ibm.com>
11544 PR tree-optimization/40542
11545 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11548 2009-06-30 Martin Jambor <mjambor@suse.cz>
11550 PR tree-optimization/40582
11551 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11552 than useless_type_conversion_p.
11553 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11556 2009-06-30 Martin Jambor <mjambor@suse.cz>
11558 PR middle-end/40554
11559 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11561 2009-06-30 Richard Guenther <rguenther@suse.de>
11563 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11564 use ao_ref references.
11565 (walk_aliased_vdefs): Likewise.
11566 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11567 * tree-ssa-dce.c (struct ref_data): Remove.
11568 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11569 (mark_aliased_reaching_defs_necessary): Adjust.
11570 (mark_all_reaching_defs_necessary_1): Likewise.
11572 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11575 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11576 (emit_store_flag_1): Extract from emit_store_flag, adjust
11577 calls to (what now is) emit_cstore.
11578 (emit_store_flag): Call emit_store_flag_1 and also use it
11579 for what used to be recursive calls.
11581 2009-06-30 Wei Guozhi <carrot@google.com>
11584 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11585 if the target bb post dominates from bb.
11586 * config/i386/i386.c (memory_address_length): Check existence of base
11587 register before using it.
11589 2009-06-30 Nick Clifton <nickc@redhat.com>
11590 DJ Delorie <dj@redhat.com>
11592 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11593 __FMOVD_ENABLED__ is defined.
11595 (TARGET_FMOVD): Provide a default definition.
11596 (MASK_FMOVD): Likewise.
11597 (TARGET_CPU_CPP_BUILTINS): Define
11598 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11599 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11600 two fmov instructions depending upon whether TARGET_FMOVD is
11602 (split for DF load from memory into register): Also handle
11603 MEMs which consist of REG+DISP addressing.
11604 (split for DF store from register to memory): Likewise.
11605 * config/sh/sh.opt (mfmovd): Remove this switch.
11606 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11607 * config/sh/sh.c (sh_override_options): Do not automatically
11608 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11609 that to the -mfmovd command line switch.
11611 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11613 (fldi_ok): Always allow.
11614 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11616 2009-06-29 DJ Delorie <dj@redhat.com>
11618 * doc/install.texi (mep-x-elf): Correct chip's full name.
11620 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11622 * doc/extend.texi: Fix typo.
11624 2009-06-29 Tom Tromey <tromey@redhat.com>
11626 * dwarf2.h: Remove.
11627 * Makefile.in (DWARF2_H): New variable.
11628 (except.o): Use it.
11629 (dwarf2out.o): Likewise.
11630 (dwarf2asm.o): Likewise.
11631 * config/i386/t-i386: Use DWARF2_H.
11632 * except.c: Include elf/dwarf2.h.
11633 * unwind-dw2.c: Include elf/dwarf2.h.
11634 * dwarf2out.c: Include elf/dwarf2.h.
11635 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11636 <dtprel>: New field.
11637 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11638 (size_of_loc_descr): Likewise.
11639 (output_loc_operands_raw): Likewise.
11640 (output_loc_operands): Handle new dtprel field.
11641 (loc_checksum): Update.
11642 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11643 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11644 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11645 * dwarf2asm.c: Include elf/dwarf2.h.
11646 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11647 * config/mmix/mmix.c: Include elf/dwarf2.h.
11648 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11649 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11650 * config/sh/sh.c: Include elf/dwarf2.h.
11651 * config/i386/i386.c: Include elf/dwarf2.h.
11653 2009-06-29 DJ Delorie <dj@redhat.com>
11655 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11657 * doc/extend.texi: Add MeP attributes and pragmas.
11658 * doc/invoke.text: Add MeP Options.
11659 * doc/contrib.texi: Add MeP contribution.
11660 * doc/md.texi: Add MeP constraints.
11661 * doc/install.texi: Add MeP target.
11663 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11665 * target.h (struct gcc_target): Add frame_pointer_required field.
11666 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11667 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11668 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11670 * reload1.c (update_eliminables): (Ditto.).
11671 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11672 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11673 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11675 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11677 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11678 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11679 (arm_frame_pointer_required): New function.
11681 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11682 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11683 (avr_frame_pointer_required_p): Declare as static.
11684 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11686 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11687 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11688 (bfin_frame_pointer_required): Make as static, change return type
11690 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11692 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11693 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11694 (cris_frame_pointer_required): New function.
11696 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11698 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11699 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11700 (fr30_frame_pointer_required): New function.
11702 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11703 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11704 (frv_frame_pointer_required): Make as static, change return type
11706 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11708 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11709 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11710 (ix86_frame_pointer_required): Make as static, change return type to
11712 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11714 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11715 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11717 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11719 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11721 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11723 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11724 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11725 (mips_frame_pointer_required): Make as static.
11726 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11728 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11729 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11730 (mmix_frame_pointer_required): Mew function.
11732 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11733 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11735 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11737 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11739 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11741 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11742 (CAN_ELIMINATE): Redefine.
11743 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11744 (sparc_frame_pointer_required): New function.
11745 (sparc_can_eliminate): New function.
11746 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11748 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11749 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11751 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11752 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11753 (xtensa_frame_pointer_required): Make as static, change return type
11755 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11758 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11760 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11761 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11762 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11763 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11764 (register_callback): Handle PLUGIN_START_UNIT.
11765 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11767 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11769 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11771 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11772 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11774 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11776 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11779 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11781 * doc/extend.texi (Additional Floating Types): __float128 is also
11782 supported on i386 targets.
11784 2009-06-29 Richard Guenther <rguenther@suse.de>
11786 PR middle-end/14187
11787 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11789 (pt_solutions_same_restrict_base): Declare.
11790 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11792 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11793 (make_constraint_from, make_copy_constraint): Move earlier.
11794 (make_constraint_from_heapvar): New function.
11795 (make_constraint_from_restrict): Likewise.
11796 (handle_lhs_call): Use it.
11797 (find_func_aliases): Use it to track conversions to restrict
11798 qualified pointers.
11799 (struct fieldoff): Add only_restrict_pointers flag.
11800 (push_fields_onto_fieldstack): Initialize it.
11801 (create_variable_info_for): Track global restrict qualified pointers.
11802 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11803 Track restrict qualified pointer arguments.
11804 (set_uids_in_ptset): Use varinfo is_global_var flag.
11805 (find_what_var_points_to): Set the vars_contains_restrict flag.
11806 Always create the points-to solution for sets including restrict tags.
11807 (pt_solutions_same_restrict_base): New function.
11808 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11809 qualified pointers use pt_solutions_same_restrict_base as
11810 additional source for disambiguation.
11812 2009-06-29 Richard Guenther <rguenther@suse.de>
11814 PR middle-end/38212
11815 * alias.c (find_base_decl): Remove.
11816 (get_deref_alias_set_1): Remove restrict handling.
11817 * c-common.c (c_apply_type_quals_to_decl): Do not set
11818 DECL_POINTER_ALIAS_SET.
11819 * gimplify.c (find_single_pointer_decl_1): Remove.
11820 (find_single_pointer_decl): Likewise.
11821 (internal_get_tmp_var): Remove restrict handling.
11822 (gimple_regimplify_operands): Likewise.
11823 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11824 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11825 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11826 * tree.c (restrict_base_for_decl): Remove.
11827 (init_ttree): Do not allocate it.
11828 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11829 LABEL_DECL_UID for label decls.
11830 (copy_node_stat): Do not copy restrict information.
11831 (decl_restrict_base_lookup): Remove.
11832 (decl_restrict_base_insert): Likewise.
11833 (print_restrict_base_statistics): Likewise.
11834 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11835 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11836 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11837 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11838 (LABEL_DECL_UID): Adjust.
11839 (DECL_BASED_ON_RESTRICT_P): Remove.
11840 (DECL_GET_RESTRICT_BASE): Likewise.
11841 (SET_DECL_RESTRICT_BASE): Likewise.
11842 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11844 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11845 instead of DECL_POINTER_ALIAS_SET.
11846 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11847 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11848 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11850 2009-06-29 Richard Guenther <rguenther@suse.de>
11852 PR tree-optimization/40579
11853 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11854 the IL to simplify has constants that overflowed.
11856 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11858 PR tree-optimization/40550
11859 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11860 vector_compute_type only when the size of vector_compute_type is
11861 less than the size of type.
11863 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11865 * fold-const.c (contains_label_1): Fix comments.
11866 (contains_label_p): Do not walk trees multiple time.
11868 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11870 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11871 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11872 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11873 ix86_fp_comparison_operator.
11874 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11875 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11876 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11877 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11878 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11879 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11880 (related splits): Change predicate to ix86_fp_comparison_operator.
11881 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11882 instead of ix86_fp_comparison_codes.
11883 (ix86_trivial_fp_comparison_operator,
11884 ix86_fp_comparison_operator): New.
11885 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11886 (ix86_expand_compare): Eliminate last two parameters.
11887 (ix86_fp_jump_nontrivial_p): Kill.
11888 * config/i386/i386.c (put_condition_code): Eliminate call to
11889 ix86_fp_comparison_codes and subsequent assertion.
11890 (ix86_fp_comparison_codes): Eliminate.
11891 (ix86_fp_swap_condition): New.
11892 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11893 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11894 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11895 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11896 and ix86_fp_swap_condition.
11897 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11898 Use ix86_fp_comparison_strategy.
11899 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11900 (ix86_fp_jump_nontrivial_p): Eliminate.
11901 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11902 call to ix86_expand_compare.
11903 (ix86_split_fp_branch, ix86_expand_setcc,
11904 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11905 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11907 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11909 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11910 related to jump_clobbers.
11911 * config/arm/arm.md (conds): Remove jump_clob case.
11912 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11913 splits): Change comparison_operator to arm_comparison_operator.
11914 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11917 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11919 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11920 condition for floating point modes.
11921 * expmed.c (emit_store_flag_1): Move here a bigger part
11922 of emit_store_flag.
11923 (emit_store_flag): Try swapping the condition for floating point
11925 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11927 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11929 * expr.c (expand_expr_real_1): Just use do_store_flag.
11930 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11931 emit_store_flag_force.
11932 * expmed.c (emit_store_flag_force): Copy here trick
11933 previously in expand_expr_real_1. Try reversing the comparison.
11934 (emit_store_flag_1): Work if target is NULL.
11935 (emit_store_flag): Work if target is NULL, using the result mode
11936 from the comparison. Use split_comparison, restructure final part
11937 to simplify conditionals.
11939 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11941 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11942 * dojump.c (do_jump): Change handling of floating-point
11943 ops to use just do_compare_and_jump.
11944 (split_comparison): New.
11945 (do_compare_rtx_and_jump): Add here logic coming previously
11946 in do_jump, using split_comparison.
11948 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11951 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11953 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11955 * tree-ssa-alias.c: Fix unintentional commit.
11957 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11959 * passes.c (execute_one_pass): Fix unintentional commit.
11961 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11963 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11964 (df_rd_local_compute, df_md_local_compute): Inline them.
11966 (df_md_scratch): New.
11967 (df_md_alloc, df_md_free): Allocate/free it.
11968 (df_md_local_compute): Only include live registers in init.
11969 (df_md_transfer_function): Prune the in-set computed by
11970 the confluence function, and the gen-set too.
11972 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11974 PR rtl-optimization/26854
11975 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11976 * df-problems.c (df_rd_add_problem): Fix comment.
11977 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11978 df_md_simulate_artificial_defs_at_top,
11979 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11980 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11981 df_md_transfer_function, df_md_init, df_md_confluence_0,
11982 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11983 problem_MD, df_md_add_problem): New.
11984 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11985 df_md_get_bb_info): New.
11986 (DF_LAST_PROBLEM_PLUS1): Adjust.
11988 * Makefile.in (fwprop.o): Include domwalk.h.
11989 * fwprop.c: Include domwalk.h.
11990 (reg_defs, reg_defs_stack): New.
11991 (bitmap_only_bit_between): Remove.
11992 (process_defs): New.
11993 (process_uses): Use reg_defs and local_md instead of
11994 bitmap_only_bit_between and local_rd.
11995 (single_def_use_enter_block): New, from build_single_def_use_links.
11996 (single_def_use_leave_block): New.
11997 (build_single_def_use_links): Remove code moved to
11998 single_def_use_enter_block, invoke domwalk.
11999 (use_killed_between): Adjust comment.
12001 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12003 * bitmap.h (bitmap_ior_and_into): New.
12004 * bitmap.c (bitmap_ior_and_into): New.
12006 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12008 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12009 before_dom_children_before_stmts and after_dom_children_after_stmts.
12010 Rename the two remaining callbacks to just before_dom_children and
12011 after_dom_children. Remove other GIMPLE statement walking bits.
12012 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12013 * graphite.c: Do not include domwalk.h.
12014 * tree-into-ssa.c (interesting_blocks): New global.
12015 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12016 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12017 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12018 now that they're not domwalk callbacks.
12019 (rewrite_initialize_block): Rename to...
12020 (rewrite_enter_block): ... this, place after called functions. Test
12021 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12022 (rewrite_finalize_block): Rename to...
12023 (rewrite_leave_block): ... this, place after called functions.
12024 (rewrite_update_init_block): Rename to...
12025 (rewrite_update_enter_block): ... this, place after called functions.
12026 Test interesting_blocks, call rewrite_update_stmt and
12027 rewrite_update_phi_arguments.
12028 (rewrite_update_fini_block): Rename to...
12029 (rewrite_leave_block): ... this, place after called functions.
12030 (rewrite_blocks): Remove last argument, simplify initialization of
12032 (mark_def_sites_initialize_block): Rename to...
12033 (mark_def_sites_block): ... this, call mark_def_sites.
12034 (mark_def_sites_blocks): Remove argument, simplify initialization of
12036 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12037 (update_ssa): Likewise.
12038 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12040 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12041 (dom_opt_initialize_block): Rename to...
12042 (dom_opt_enter_block): ... this, place after called functions. Walk
12043 statements here, inline propagate_to_outgoing_edges.
12044 (dom_opt_finalize_block): Rename to...
12045 (dom_opt_leave_block): ... this, place after called functions.
12046 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12048 (dse_enter_block, dse_record_phi): New.
12049 (dse_record_phis): Delete.
12050 (dse_finalize_block): Rename to...
12051 (dse_leave_block): ... this.
12052 (tree_ssa_dse): Simplify initialization of walk_data.
12053 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12054 Adjust initialization of walk_data.
12055 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12056 * tree-ssa-loop-phiopt.c (get_non_trapping):
12057 Adjust initialization of walk_data.
12058 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12059 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12060 it's not a domwalk callback.
12061 (uncprop_initialize_block): Rename to...
12062 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12063 (dse_finalize_block): Rename to...
12064 (dse_leave_block): ... this.
12065 (tree_ssa_uncprop): Simplify initialization of walk_data.
12066 * Makefile.in: Adjust dependencies.
12068 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12070 * arm.md (casesi): Fix test for Thumb1.
12071 (thumb1_casesi_internal_pic): Likewise.
12072 (thumb1_casesi_dispatch): Likewise.
12074 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12076 * config/arm/arm-cores.def: Added core cortex-m0.
12077 * config/arm/arm-tune.md: Regenerated.
12078 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12080 2009-06-26 DJ Delorie <dj@redhat.com>
12082 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12084 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12085 the scheduler doesn't tag jump insns.
12087 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12089 * c-decl.c (merge_decls): Re-indent.
12091 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12094 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12095 Special-case decimal float constants.
12097 2009-06-26 Richard Henderson <rth@redhat.com>
12099 * function.h (struct function): Add cannot_be_copied_reason,
12100 and cannot_be_copied_set.
12101 * tree-inline.c (has_label_address_in_static_1): Rename from
12102 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12103 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12104 don't set inline_forbidden_reason.
12105 (copy_forbidden): New function, split out of inline_forbidden_p.
12106 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12107 (inline_forbidden_p): Use copy_forbidden.
12108 (tree_versionable_function_p): Likewise.
12109 (inlinable_function_p): Merge into tree_inlinable_function_p.
12110 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12111 * ipa-cp.c (ipcp_versionable_function_p): New function.
12112 (ipcp_cloning_candidate_p): Use it.
12113 (ipcp_node_modifiable_p): Likewise.
12115 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12117 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12118 that is marked not to be inlined. Remove flag_mudflap use.
12119 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12120 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12122 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12125 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12126 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12128 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12130 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12132 (__mingwthr_remove_key_dtor): Likewise.
12134 2009-06-26 Richard Guenther <rguenther@suse.de>
12136 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12138 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12140 PR middle-end/40525
12141 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12142 try the non-cond_exec path also.
12144 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12147 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12148 (output_cbranch): Use new functions.
12149 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12152 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12153 Pat Haugen <pthaugen@us.ibm.com>
12154 Revital Eres <ERES@il.ibm.com>
12156 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12157 for %c error. Add %x support to print VSX registers as a unified
12158 register set, instead of separate float and altivec registers.
12159 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12160 %y case, and add support for VSX pre-modify addresses.
12161 (output_toc): Add assert for CONST containing an integer constant
12163 (rs6000_adjust_cost): Add POWER7 support.
12164 (insn_must_be_first_in_group): Ditto.
12165 (insn_must_be_last_in_group): Ditto.
12166 (rs6000_emit_popcount): Ditto.
12167 (rs6000_vector_mode_supported_p): Ditto.
12169 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12170 Change some of the functions called by macros to being called
12171 through a pointer, so debug functions can be inserted if
12172 -mdebug=addr or -mdebug=cost.
12173 (rs6000_preferred_reload_class_ptr): Ditto.
12174 (rs6000_secondary_reload_class_ptr): Ditto.
12175 (rs6000_secondary_memory_needed_ptr): Ditto.
12176 (rs6000_cannot_change_mode_class_ptr): Ditto.
12177 (rs6000_secondary_reload_inner): Ditto.
12178 (rs6000_legitimize_reload_address): Ditto.
12179 (rs6000_legitimize_reload_address_ptr): Ditto.
12180 (rs6000_mode_dependent_address): Ditto.
12181 (rs6000_mode_dependent_address_ptr): Ditto.
12183 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12184 function to return true if the mode allows reg + integer
12186 (virtual_stack_registers_memory_p): New function to return true if
12187 the address refers to a virtual stack register.
12188 (rs6000_legitimate_offset_address_p): Move code to say whether a
12189 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12191 (rs6000_legitimate_address_p): Add checks for modes that only can
12192 do reg+reg addressing. Start adding VSX support.
12193 (rs6000_legitimize_reload_address): Ditto.
12194 (rs6000_legitimize_address): Ditto.
12195 (rs6000_debug_legitimate_address_p): New debug functions for
12196 -mdebug=addr and -mdebug=cost.
12197 (rs6000_debug_rtx_costs): Ditto.
12198 (rs6000_debug_address_costs): Ditto.
12199 (rs6000_debug_adjust_cost): Ditto.
12200 (rs6000_debug_legitimize_address): Ditto.
12201 (rs6000_legitimize_reload_address_ptr): Point to call normal
12202 function or debug function. Make functions called via pointer
12204 (rs6000_mode_dependent_address_ptr): Ditto.
12205 (rs6000_secondary_reload_class_ptr): Ditto.
12206 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12207 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12208 into a friendlier error.
12209 (rs6000_init_builtins): Add initial VSX support.
12210 (rs6000_adjust_cost): Fix some spacing issues.
12212 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12213 (REG_CLASS_NAMES): Ditto.
12214 (REG_CLASS_CONTENTS): Ditto.
12215 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12216 pointer, to add -mdebug=addr support.
12217 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12218 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12219 -mdebug=addr support.
12220 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12221 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12222 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12224 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12226 (bswapsi*): Set attribute types for load/store. Add combiner
12227 patterns to eliminate zero extend on 64-bit.
12228 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12229 stdbrx if the hardware supports those instructions.
12231 2009-06-25 Ian Lance Taylor <iant@google.com>
12233 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12234 (Link Options): Document -static-libstdc++.
12236 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12239 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12240 DATA_ALIGNMENT instead.
12242 2009-06-25 Richard Guenther <rguenther@suse.de>
12244 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12245 indirect references against the callused/escaped solutions.
12246 (call_may_clobber_ref_p_1): Likewise.
12248 2009-06-25 Martin Jambor <mjambor@suse.cz>
12250 PR tree-optimization/40493
12251 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12252 (enum unscalarized_data_handling): New type.
12253 (handle_unscalarized_data_in_subtree): Return what has been done.
12254 (load_assign_lhs_subreplacements): Handle left flushes differently.
12255 (sra_modify_assign): Use unscalarized_data_handling, simplified
12256 condition determining whether to remove the statement.
12258 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12260 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12261 excerpt - @ should be doubled for texinfo.
12263 2009-06-24 Ian Lance Taylor <iant@google.com>
12265 * config/arc/arc.c: Include "df.h".
12266 (arc_attribute_table): Make static. Move higher in file.
12267 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12268 (output_shift): Initialize n later to avoid warning.
12269 * config/arm/arm.c (arm_attribute_table): Make static. Move
12271 * config/avr/avr.c (avr_attribute_table): Make static. Move
12273 (reg_class_tab): Change array type from int to enum reg_class.
12274 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12276 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12277 (lshrhi3_out): Likewise.
12278 (class_likely_spilled_p): Change return type to bool.
12279 (avr_rtx_costs): Use local code variable with enum type.
12280 * config/avr/avr.md (movmemhi): Use add_reg_note.
12281 (andhi3, andsi3): Don't use AS2 with "and".
12282 (iorhi3, iorsi3): Don't use AS2 with "or".
12283 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12284 * config/crx/crx.c: Include "df.h".
12285 (crx_attribute_table): Make static.
12286 * config/m32r/m32r.c: Include "df.h".
12287 (m32r_attribute_table): Make static. Move higher in file.
12288 (pop): Use add_reg_note.
12289 (block_move_call): Change 0 to LCT_NORMAL in function call.
12290 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12291 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12292 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12293 declare, not just when TREE_CODE is defined.
12294 * config/m68hc11/m68hc11.c: Include "expr.h".
12295 (m68hc11_attribute_table): Make static. Move higher in file.
12296 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12298 (m68hc11_register_indirect_p): Likewise.
12299 (m68hc11_function_arg_padding): Change return type to enum
12301 (emit_move_after_reload): Use add_reg_note.
12302 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12303 (m68hc11_split_logical): Likewise.
12304 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12306 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12307 to VOIDmode in function call.
12308 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12310 (m68hc11_split_logical): Update declaration.
12311 (m68hc11_function_arg_padding): Update declaration.
12312 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12313 to array of enum reg_class.
12314 (mcore_attribute_table): Make static. Move higher in file.
12315 (mcore_rtx_costs): Add cast to enum type.
12316 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12317 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12318 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12320 * config/sh/predicates.md (trapping_target_operand): Rename and to
12322 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12324 * config/spu/spu.c (spu_attribute_table): Make static. Move
12326 * config/v850/v850.c (v850_attribute_table): Make static. Move
12328 (v850_rtx_costs): Use local code with enum type.
12329 (expand_epilogue): Add cast.
12330 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12332 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12335 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12336 -m2a-single-only and -m2a-nofpu.
12337 * config/sh/sh.opt: Document m2a generates FPU code.
12339 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12341 * defaults.h (CAN_ELIMINATE): Provide default.
12342 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12343 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12344 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12345 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12346 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12347 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12348 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12349 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12350 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12351 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12353 2009-06-24 DJ Delorie <dj@redhat.com>
12355 * mep-ext-cop.cpu: Fix copyright notice.
12356 * mep-default: Fix copyright notice.
12357 * mep-core: Fix copyright notice.
12358 * mep: Fix copyright notice.
12359 * mep-ivc2: Fix copyright notice.
12360 * mep-c5: Fix copyright notice.
12362 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12364 * doc/contrib.texi (Contributors):
12366 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12368 PR middle-end/40501
12369 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12370 src and dst operands if necessary.
12372 2009-06-23 DJ Delorie <dj@redhat.com>
12375 * config.gcc: Add mep support.
12376 * recog.c: Resurrect validate_replace_rtx_subexp().
12377 * recog.h: Likewise.
12378 * config/mep/: Add new port:
12379 * config/mep/constraints.md: New file.
12380 * config/mep/default.h: New file.
12381 * config/mep/intrinsics.h: New file.
12382 * config/mep/intrinsics.md: New file.
12383 * config/mep/ivc2-template.h: New file.
12384 * config/mep/mep-c5.cpu: New file.
12385 * config/mep/mep-core.cpu: New file.
12386 * config/mep/mep-default.cpu: New file.
12387 * config/mep/mep-ext-cop.cpu: New file.
12388 * config/mep/mep-intrin.h: New file.
12389 * config/mep/mep-ivc2.cpu: New file.
12390 * config/mep/mep-lib1.asm: New file.
12391 * config/mep/mep-lib2.c: New file.
12392 * config/mep/mep-pragma.c: New file.
12393 * config/mep/mep-protos.h: New file.
12394 * config/mep/mep-tramp.c: New file.
12395 * config/mep/mep.c: New file.
12396 * config/mep/mep.cpu: New file.
12397 * config/mep/mep.h: New file.
12398 * config/mep/mep.md: New file.
12399 * config/mep/mep.opt: New file.
12400 * config/mep/predicates.md: New file.
12401 * config/mep/t-mep: New file.
12403 2009-06-23 Ian Lance Taylor <iant@google.com>
12405 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12406 from loose_warn into c_loose_warn and from strict_warn into
12407 c_strict_warn. Set and substitute warn_cxxflags. Check for
12408 --enable-build-with-cxx. Set and substitute
12409 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12410 * Makefile.in (CXXFLAGS): New variable.
12411 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12412 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12413 the default is the same as $(STRICT_WARN).
12414 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12415 (CXX): New variable.
12416 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12417 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12418 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12419 (HOST_LIBS): New variable.
12420 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12421 (ALL_CXXFLAGS): New variable.
12422 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12423 * doc/install.texi (Configuration): Document
12424 --enable-build-with-cxx, --with-stage1-ldflags,
12425 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12426 * configure: Rebuild.
12428 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12430 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12431 from previous commit.
12433 2009-06-23 Ian Lance Taylor <iant@google.com>
12435 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12437 2009-06-23 Ian Lance Taylor <iant@google.com>
12439 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12440 with ATTRIBUTE_UNUSED.
12442 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12443 Pat Haugen <pthaugen@us.ibm.com>
12444 Revital Eres <eres@il.ibm.com>
12446 * config.in (HAVE_AS_POPCNTD): Add default definition.
12447 (HAVE_AS_LWSYNC): Ditto.
12449 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12451 (gcc_cv_as_powerpc_cmpb): Ditto.
12452 (gcc_cv_as_powerpc_dfp): Ditto.
12453 (gcc_cv_as_powerpc_vsx): Ditto.
12454 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12455 supporting the popcntd/lwsync instructions.
12456 (gcc_cv_as_powerpc_lwsync): Ditto.
12457 * configure: Regenerate.
12459 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12460 -mcpu=native and -mcpu=power7.
12461 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12463 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12464 a variable instead of a mask to reduce the number of mask bits.
12465 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12466 (-mbit-word): Ditto.
12467 (-mregnames): Ditto.
12468 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12469 (-mfused-madd): Ditto.
12471 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12473 (-mvsx): New switch for VSX instructions.
12474 (-misel): Move from a variable to a mask to allow it to be set by
12477 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12478 function declaration to an array declaration.
12479 (rs6000_hard_regno_nregs): New external array declaration.
12481 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12482 files included by rs6000.md.
12484 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12485 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12487 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12489 (rs6000_debug_reg): New -mdebug= variables.
12490 (rs6000_debug_addr): Ditto.
12491 (rs6000_debug_cost): Ditto.
12492 (rs6000_pmode): New variable to hold Pmode.
12493 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12494 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12495 calculated at compiler start.
12496 (rs6000_hard_regno_nregs): Change function to an array which holds
12497 HARD_REGNO_NREGS calculated at compiler start.
12498 (rs6000_explicit_options): Delete isel field.
12499 (rs6000_vector_unit): New array to hold which vector unit
12500 supports arithmetic options for a given type.
12501 (rs6000_vector_mem): New array to hold which vector unit supports
12502 memory reference operations for a given type.
12503 (rs6000_vector_align): New array to given the alignment of each
12505 (power7_cost): New basic costs for power7.
12506 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12507 (rs6000_hard_regno_nregs_internal): New function, moved from
12508 HARD_REGNO_NREGS, to calculate the number of registers each hard
12509 register takes for each type.
12510 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12511 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12512 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12513 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12514 unit information here so it is calculated once at compiler startup
12516 (rs6000_override_options): Make -misel a target mask. Add more
12517 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12518 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12520 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12521 (rs6000_handle_option): Move -misel from variable to target mask.
12522 (rs6000_builtin_mask_for_load): Add VSX support.
12523 (rs6000_conditional_register_usage): Ditto.
12524 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12525 (function_arg_boundary): Ditto.
12526 (rs6000_expand_builtin): Ditto.
12527 (def_builtin): Make abort message a little friendlier.
12528 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12530 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12531 assembler support the popcntd instruction instead of a vsx
12532 instruction to enable power7 support.
12533 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12534 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12535 option to the assembler if -mcpu=native.
12536 (ASM_CPU_NATIVE_SPEC): Ditto.
12537 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12539 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12540 the lwsync instruction.
12541 (enum processor_type): Add PROCESSOR_POWER7.
12542 (rs6000_debug_reg): New -mdebug= options.
12543 (rs6000_debug_addr): Ditto.
12544 (rs6000_debug_cost): Ditto.
12545 (rs6000_isel): Delete.
12546 (enum rs6000_vector): New enum to say what vector unit we have.
12547 (VECTOR_UNIT_*): New macros to say which vector unit has
12548 arithmetic operations for a given type.
12549 (VECTOR_MEM_*): New macros to say which vector unit has memory
12550 operations for a given type.
12551 (TARGET_LDBRX): Whether the machine supports the ldbrx
12553 (TARGET_ISEL): Delete, -misel moved to be a mask.
12554 (TARGET_ISEL64): New macro for 64-bit isel support.
12555 (UNITS_PER_VSX_WORD): New macro.
12556 (POINTER_SIZE): Move to be an external variable, rather than
12557 calculating whether we are generating 32 ot 64-bit code.
12559 (STACK_BOUNDARY): Add VSX support.
12560 (LOCAL_ALIGNMENT): Ditto.
12561 (SLOW_UNALIGNED_ACCESS): Ditto.
12562 (VSX_REGNO_P): New macro for VSX support.
12563 (VFLOAT_REGNO_P): Ditto.
12564 (VINT_REGNO_P): Ditto.
12565 (VLOGICAL_REGNO_P): Ditto.
12566 (VSX_VECTOR_MODE): Ditto.
12567 (VSX_SCALAR_MODE): Ditto.
12569 (VSX_MOVE_MODE): Ditto.
12570 (VSX_REG_CLASS_P): Ditto.
12571 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12573 (UNITS_PER_SIMD_WORD): Add VSX support.
12574 (MODES_TIEABLE_P): Ditto.
12575 (STARTING_FRAME_OFFSET): Ditto.
12576 (STACK_DYNAMIC_OFFSET): Ditto.
12577 (EPILOGUE_USES): Ditto.
12578 (REGNO_REG_CLASS): Move to array lookup.
12579 (CLASS_MAX_NREGS): Ditto.
12580 (rs6000_vector_reg_class): Add declaration.
12581 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12582 overlap with the floating point and Altivec registers.
12584 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12586 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12587 give the appropriate asm switches if -mcpu=native.
12588 (host_detect_local_cpu): Add support for "asm".
12589 (host_detect_local_cpu): Follow GNU code guidelines for name.
12591 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12592 -mbit-word to a variable instead of being a target mask.
12594 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12595 emit the lwsync instruction instead of emitting the instruction as
12596 an integer constant.
12598 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12599 fixuns_trundfsi2, move expander into rs6000.md.
12601 * config/rs6000/rs6000.md (cpu): Add power7.
12602 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12603 (logical predicate patterns): Change the single instruction
12604 primitives that set CR0 to be fast_compare instead of compare.
12606 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12607 (popcntddi2): Ditto.
12608 (popcount<mode>): Ditto.
12609 (floating multiply/add insns): Name the floating point
12610 multiply/add insns.
12611 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12612 (isel_unsigned_<mode>): Ditto.
12613 (fixuns_trundfsi2): Move expander here from spe.md.
12614 (smindi3): Define if we have -misel on 64-bit systems.
12619 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12621 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12623 * config/avr/avr.c (avr_current_device): New variable.
12624 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12625 (avr_arch, mcu_type_s): Move to avr.h.
12626 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12627 default_data_section_start fields.
12628 (avr_arch): Moved from avr.c.
12629 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12630 library_name fields.
12631 (avr_current_device, avr_mcu_types, avr_arch_types,
12632 avr_device_to_arch, avr_device_to_data_start,
12633 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12634 (EXTRA_SPEC_FUNCTIONS): Define.
12635 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12636 options mapping. Use device_to_arch and device_to_data_start insted.
12637 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12638 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12639 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12640 * config/avr/driver-avr.c: New file.
12641 * config/avr/avr-devices.c: New file.
12643 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12645 * var-tracking.c (unshare_variable): Force initialized to
12646 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12647 (set_variable_part): Likewise.
12648 (struct variable_union_info): Remove pos_src field.
12649 (vui_vec, vui_allocated): New variables.
12650 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12651 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12652 == 1 use a simpler sorting algorithm. Compute pos field right
12653 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12654 Avoid quadratic comparison if !flag_var_tracking_uninit.
12655 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12656 unshare_variable unconditionally.
12657 (dataflow_set_different_2): Removed.
12658 (dataflow_set_different): Don't traverse second hash table.
12659 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12660 unconditionally to var_reg_set or var_mem_set.
12661 (emit_notes_in_bb): Likewise.
12662 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12664 (emit_note_insn_var_location): Don't set initialized to
12665 VAR_INIT_STATUS_INITIALIZED early.
12666 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12668 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12670 * tree-object-size.c (addr_object_size): Instead of checking
12671 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12672 are no FIELD_DECLs following it.
12674 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12676 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12677 order to match bswaps with signed source operands.
12679 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12681 * sdbout.c (sdbout_one_type): Fix braces in switch.
12683 2009-06-23 Richard Guenther <rguenther@suse.de>
12685 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12687 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12688 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12689 var_callused, callused_tree, var_storedanything, storedanything_tree,
12690 var_integer, integer_tree): Remove global variables.
12691 (new_var_info): Do not pass new id, append the new var to the
12692 global variable vector.
12693 (do_ds_constraint): Use is_global_var member of the variable-info.
12694 (new_scalar_tmp_constraint_exp): Adjust.
12695 (create_function_info_for): Likewise.
12696 (create_variable_info_for): Likewise.
12697 (find_what_var_points_to): Remove dead code.
12698 (init_base_vars): Simplify.
12699 (compute_points_to_sets): Adjust.
12701 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12703 * combine.c (try_combine): Dump information about the insns we're
12706 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12708 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12709 check when calling force_to_mode on TRUNCATE's operand.
12711 2009-06-22 Ian Lance Taylor <iant@google.com>
12713 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12715 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12717 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12719 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12721 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12722 override library linkage flags such as -static-libgcc or
12725 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12727 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12729 2009-06-22 Ian Lance Taylor <iant@google.com>
12731 * config/linux.opt: Put mglibc ahead of muclibc.
12733 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12734 for duplicate decls.
12736 2009-06-22 Matthias Klose <doko@ubuntu.com>
12738 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12740 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12743 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12744 instead of NULL if a parser error occurs.
12746 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12748 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12749 non-DWARF2_DEBUGGING_INFO version.
12751 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12753 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12754 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12756 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12757 (LIBGCC2_TF_CEXT): Define.
12760 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12763 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12765 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12767 * config/arm/arm.c (arm_override_options): Disable
12768 -mcaller-super-interworking and -mcallee-super-interworking.
12769 * doc/invoke.texi (ARM Options): Document this.
12771 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12773 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12774 * config/arm/constraints.md (j): New constraint for movw operands.
12775 (N): Remove thumb2 meaning.
12776 * config/arm/arm.md (*arm_movw): Delete.
12777 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12778 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12779 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12781 2009-06-22 Martin Jambor <mjambor@suse.cz>
12783 PR tree-optimization/40492
12784 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12785 build_ref_for_offset.
12787 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12789 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12790 JUMP_TABLE_DATA_P predicates where applicable.
12791 * auto-inc-dec.c: Ditto.
12792 * builtins.c: Ditto.
12793 * caller-save.c: Ditto.
12795 * cfgcleanup.c: Ditto.
12796 * cfglayout.c: Ditto.
12798 * combine.c: Ditto.
12799 * combine-stack-adj.c: Ditto.
12803 * df-scan.c: Ditto.
12805 * dwarf2asm.c: Ditto.
12806 * dwarf2out.c: Ditto.
12807 * emit-rtl.c: Ditto.
12813 * function.c: Ditto.
12816 * genpreds.c: Ditto.
12817 * genrecog.c: Ditto.
12819 * ira-costs.c: Ditto.
12820 * ira-lives.c: Ditto.
12822 * loop-iv.c: Ditto.
12823 * lower-subreg.c: Ditto.
12824 * modulo-sched.c: Ditto.
12826 * postreload.c: Ditto.
12827 * print-rtl.c: Ditto.
12829 * reginfo.c: Ditto.
12830 * regmove.c: Ditto.
12831 * reload1.c: Ditto.
12834 * rtlanal.c: Ditto.
12836 * sched-vis.c: Ditto.
12838 * sel-sched-ir.c: Ditto.
12839 * simplify-rtx.c: Ditto.
12840 * targhooks.c: Ditto.
12841 * var-tracking.c: Ditto.
12842 * vmsdbgout.c: Ditto.
12844 2009-06-22 Matthias Klose <doko@ubuntu.com>
12846 * Makefile.in (install-plugin): Always use DESTDIR.
12848 2009-06-22 Olivier Hainque <hainque@adacore.com>
12850 * config/pa/pa.c (output_call): Don't optimize post call jumps
12851 into return address adjustments if the call may throw.
12853 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12855 * arm.c (thumb1_output_casesi): New function.
12856 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12857 optimizing for size or PIC.
12858 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12859 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12860 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12861 (thumb1_casesi_internal_pic): New expand rule.
12862 (thumb1_casesi_dispatch): New pattern.
12863 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12865 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12866 in the text seciton when PIC or optimizing for size.
12867 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12868 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12869 preservation properties of code.
12870 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12871 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12872 (__gnu_thumb1_case_si): New function.
12873 * t-arm (LIB1ASMSRC): Define here.
12874 (LIB1ASMFUNCS): Add some common functions.
12875 * t-arm-elf (LIB1ASMSRC): Delete.
12876 (LIB1ASMFUNCS): Append to existing set.
12877 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12878 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12879 * t-symbian (LIB1ASMFUNCS): Likewise.
12880 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12881 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12883 2009-06-21 Richard Guenther <rguenther@suse.de>
12885 PR tree-optimization/38729
12886 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12887 to loops with a single exit if -fno-expensive-optimizations.
12889 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12891 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12892 (dataflow_set): Change vars type from htab_t to shared_hash.
12893 (shared_hash_pool, empty_shared_hash): New variables.
12894 (vars_clear): Removed.
12895 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12896 shared_hash_find_slot_unshare, shared_hash_find_slot,
12897 shared_hash_find_slot_noinsert, shared_hash_find): New
12899 (shared_hash_unshare, shared_hash_destroy): New functions.
12900 (unshare_variable): Unshare set->vars if shared, use
12902 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12903 (get_init_value, find_src_set_src, dump_dataflow_set,
12904 clobber_variable_part, emit_notes_for_differences): Use
12906 (dataflow_set_init): Remove second argument, set vars to
12907 empty_shared_hash instead of creating a new htab.
12908 (dataflow_set_clear): Call shared_hash_destroy and set vars
12909 to empty_shared_hash instead of calling vars_clear.
12910 (dataflow_set_copy): Don't call vars_copy, instead just share
12911 the src htab with dst.
12912 (variable_union): Use shared_hash_*, use initially NO_INSERT
12913 lookup if set->vars is shared. Don't keep slot cleared before
12914 calling unshare_variable. Unshare set->vars if needed.
12915 Even ->refcount == 1 vars must be unshared if set->vars is shared
12916 and var needs to be modified.
12917 (variable_canonicalize): New function.
12918 (dataflow_set_union): If dst->vars is empty, just share src->vars
12919 with dst->vars and traverse with variable_canonicalize to canonicalize
12920 and unshare what is needed.
12921 (dataflow_set_different): If old_set and new_set use the same shared
12922 htab, they aren't different. If number of htab elements is different,
12923 htabs are different. Use shared_hash_*.
12924 (dataflow_set_destroy): Call shared_hash_destroy instead of
12926 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12927 second argument to dataflow_set_init.
12928 (vt_initialize): Likewise. Initialize shared_hash_pool and
12929 empty_shared_hash, move bb in/out initialization afterwards.
12930 Use variable_htab_free instead of NULL as changed_variables del hook.
12931 (variable_was_changed): Change type of second argument to pointer to
12932 dataflow_set. When inserting var into changed_variables, bump
12933 refcount. Unshare set->vars if set is shared htab and slot needs to
12935 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12936 lookup if set->vars is shared. Unshare set->vars if needed.
12937 Even ->refcount == 1 vars must be unshared if set->vars is shared
12938 and var needs to be modified. Adjust variable_was_changed caller.
12939 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12940 vars must be unshared if set->vars is shared and var needs to be
12941 modified. Adjust variable_was_changed caller.
12942 (emit_note_insn_var_location): Don't pool_free var.
12943 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12945 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12946 free_alloc_pool on shared_hash_pool.
12948 2009-06-20 Anthony Green <green@moxielogic.com>
12950 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12951 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12953 2009-06-20 Richard Guenther <rguenther@suse.de>
12955 * tree-ssa-structalias.c (find_func_aliases): For memset use
12956 a constraint from NULL if we memset to zero.
12957 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12958 we explicitly handle that do not read from memory.
12959 (call_may_clobber_ref_p_1): Properly handle builtins that may
12962 2009-06-20 Richard Guenther <rguenther@suse.de>
12964 PR tree-optimization/40495
12965 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12966 (new_scalar_tmp_constraint_exp): New function.
12967 (process_constraint): Do not create temporary decls.
12968 (process_all_all_constraints): Likewise.
12969 (handle_const_call): Likewise.
12970 (create_function_info_for): Do not set decl.
12972 2009-06-19 Ian Lance Taylor <iant@google.com>
12974 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12975 (rs6000_attribute_table): Make static; move before use.
12977 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12979 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12980 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12981 Propagate the TREE_READONLY flag without overwriting it.
12982 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12983 Propagate the TREE_READONLY flag onto the result.
12984 (process_call_operands): Move around. Use correct constant value.
12986 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12989 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12990 * config/arm/arm.md: Likewise.
12992 2009-06-19 Ian Lance Taylor <iant@google.com>
12994 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12995 to GIMPLE_ERROR_MARK.
12997 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12998 op2_original_type parameters. Warn about using different enum types.
12999 * c-parser.c (c_parser_conditional_expression): Pass original
13000 types to build_conditional_expr.
13001 * c-tree.h (build_conditional_expr): Update declaration.
13003 2009-06-19 Ian Lance Taylor <iant@google.com>
13005 * config/i386/i386.c (ix86_function_specific_save): Test that
13006 fields match values, rather than testing the values are in a
13009 2009-06-19 Richard Guenther <rguenther@suse.de>
13011 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13012 ADDR_EXPR pointers.
13013 (ptr_derefs_may_alias_p): Likewise.
13014 (ptr_deref_may_alias_ref_p_1): New function.
13015 (ptr_deref_may_alias_ref_p): Likewise.
13016 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13017 covered by looking at the ESCAPED solution.
13018 (call_may_clobber_ref_p_1): Likewise.
13019 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13020 Handle NULL_TREE offset. Do not produce redundant constraints.
13021 (process_all_all_constraints): New helper function.
13022 (do_structure_copy): Use it.
13023 (handle_lhs_call): Likewise.
13024 (find_func_aliases): Handle some builtins with pointer arguments
13025 and/or return values explicitly.
13027 2009-06-19 Ian Lance Taylor <iant@google.com>
13029 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13031 2009-06-19 Ian Lance Taylor <iant@google.com>
13033 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13035 2009-06-19 Ian Lance Taylor <iant@google.com>
13037 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13038 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13041 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13042 uninitialized const.
13044 2009-06-19 Ian Lance Taylor <iant@google.com>
13046 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13049 * c-decl.c (in_struct, struct_types): Remove.
13050 (struct c_binding): Add in_struct field.
13051 (c_binding_ptr): Define type, along with VEC.
13052 (struct c_struct_parse_info): Define.
13053 (struct_parse_info): New static variable.
13054 (bind): Initialize in_struct field.
13055 (start_struct): Remove enclosing_in_struct and
13056 enclosing_struct_types parameters. Add
13057 enclosing_struct_parse_info parameter. Change all callers. Set
13058 struct_parse_info rather than in_struct and struct_types.
13059 (grokfield): If -Wc++-compat and there is a symbol binding for the
13060 field name, set the in_struct flag and push it on the
13061 struct_parse_info->fields vector.
13062 (warn_cxx_compat_finish_struct): New static function.
13063 (finish_struct): Remove enclosing_in_struct and
13064 enclosing_struct_types parameters. Add
13065 enclosing_struct_parse_info parameter. Change all callers. Don't
13066 set C_TYPE_DEFINED_IN_STRUCT here. Call
13067 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13068 parameter. Only push on struct_types if warn_cxx_compat.
13069 (finish_enum): Only push on struct_types if warn_cxx_compat.
13070 (declspecs_add_type): Add loc parameter. Change all callers.
13071 Change all error calls to error_at. Pass loc, not input_location,
13072 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13073 defined in a struct. If -Wc++-compat and parsing a struct, record
13074 that a typedef name was used.
13075 * c-parser.c (c_parser_declspecs): Get location to pass to
13076 declspecs_add_type.
13077 (c_parser_struct_or_union_specifier): Update calls to start_struct
13079 * c-tree.h (struct c_struct_parse_info): Declare.
13080 (finish_struct, start_struct): Update declarations.
13081 (declspecs_add_type): Update declaration.
13083 2009-06-19 Ian Lance Taylor <iant@google.com>
13085 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13086 variable with an anonymous type.
13088 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13090 * see.c: Remove for real.
13092 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13094 * optabs.h (enum optab_index): Add new OTI_significand.
13095 (significand_optab): Define corresponding macro.
13096 * optabs.c (init_optabs): Initialize significand_optab.
13097 * genopinit.c (optabs): Implement significand_optab using
13098 significand?f2 patterns.
13099 * builtins.c (expand_builtin_mathfn): Handle
13100 BUILT_IN_SIGNIFICAND{,F,L}.
13101 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13102 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13104 * config/i386/i386.md (significandxf2, significand<mode>2): New
13105 expanders to implement significandf, significand and significandl
13106 built-ins as inline x87 intrinsics.
13108 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13110 * config/avr/avr.c (avr_override_options): Remove setting value of
13111 PARAM_INLINE_CALL_COST.
13113 2009-06-18 Richard Henderson <rth@redhat.com>
13116 * tree-pass.h (TDF_ASMNAME): New.
13117 * tree-dump.c (dump_options): Add asmname.
13118 * doc/invoke.texi: Document it.
13120 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13121 (dump_decl_name): ...here.
13122 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13123 (dump_generic_node): Update dump_function_name calls.
13124 (print_call_name): New flags arg; update all dump calls.
13125 * diagnostic.h (print_call_name): Update.
13126 * gimple-pretty-print.c (dump_gimple_call): Update.
13128 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13131 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13133 2009-06-18 Diego Novillo <dnovillo@google.com>
13135 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13136 * plugin.c (str_license): Declare.
13137 (try_init_one_plugin): Assert that the symbol
13138 'plugin_is_GPL_compatible' exists.
13140 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13143 * Makefile.in (OBJS-common): Remove see.o.
13145 * common.opt (fsee): Mark as preserved for backward compatibility.
13146 * opts.c (common_handle_option): Add OPT_fsee to the backward
13147 compatibility section.
13148 * passes.c (init_optimization_passes, pass_see): Remove pass.
13149 * timevar.def (TV_SEE): Remove.
13150 * tree-pass.h (pass_see): Remove declaration.
13151 * doc/invoke.texi (-fsee): Remove documentation.
13153 2009-06-18 Martin Jambor <mjambor@suse.cz>
13155 * tree-sra.c: Include statistics.h
13156 (sra_stats): New variable.
13157 (sra_initialize): Clear sra_stats.
13158 (create_access_replacement): Increment sra_stats.replacements.
13159 (get_access_replacement): Do not return twice.
13160 (analyze_all_variable_accesses): Increment statistics counter by the
13161 number of scalarized aggregates.
13162 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13163 (sra_modify_expr): Increment sra_stats.exprs.
13164 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13165 (sra_modify_assign): Increment sra_stats.exprs,
13166 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13167 (perform_intra_sra): Update statistics counters.
13168 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13170 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13172 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13173 (arm_scalar_mode_supported_p): New function.
13175 2009-06-18 Paul Brook <paul@codesourcery.com>
13176 Sandra Loosemore <sandra@codesourcery.com>
13178 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13179 (__extendhfsf2, __truncsfhf2): Define.
13180 * config/arm/fp16.c: New file.
13181 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13182 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13184 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13186 * doc/extend.texi (Half-Precision): New section.
13187 * doc/invoke.texi (Option Summary): List -mfp16-format.
13188 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13189 * config/arm/arm.opt (mfp16-format=): New.
13190 * config/arm/arm.c: Include intl.h.
13191 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13192 (TARGET_INVALID_RETURN_TYPE): Redefine.
13193 (TARGET_PROMOTED_TYPE): Redefine.
13194 (TARGET_CONVERT_TO_TYPE): Redefine.
13195 (arm_fp16_format): Define.
13196 (all_fpus): Add entry for neon-fp16.
13197 (fp_model_for_fpu): Likewise.
13198 (struct fp16_format): Declare.
13199 (all_fp16_formats): Define.
13200 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13202 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13204 (arm_legitimate_index_p): Treat HFmode like HImode.
13205 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13206 (coproc_secondary_reload_class): Special-case HFmode.
13207 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13208 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13209 (arm_init_fp16_builtins): New.
13210 (arm_init_builtins): Call it.
13211 (arm_invalid_parameter_type): New.
13212 (arm_invalid_return_type): New.
13213 (arm_promoted_type): New.
13214 (arm_convert_to_type).
13215 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13217 (arm_emit_fp16_const): New function.
13218 (arm_mangle_type): Mangle __fp16 as "Dh".
13219 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13221 (TARGET_NEON_FP16): New.
13222 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13223 (enum fputype): Add FPUTYPE_NEON_FP16.
13224 (enum arm_fp16_format_type): Declare.
13225 (arm_fp16_format): Declare.
13226 (LARGEST_EXPONENT_IS_NORMAL): Define.
13227 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13228 * config/arm/arm-modes.def (HFmode): Define.
13229 * config/arm/vfp.md: (*movhf_vfp): New.
13230 (extendhfsf2): New.
13232 * config/arm/arm.md: (fpu): Add neon_fp16.
13233 (floatsihf2, floatdihf2): New.
13234 (fix_trunchfsi2, fix_trunchfdi2): New.
13236 (extendhfdf2): New.
13238 (*arm32_movhf): New.
13239 (*thumb1_movhf): New.
13240 (consttable_2): Add check for HFmode constants.
13241 (consttable_4): Handle HFmode constants.
13243 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13245 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13247 2009-06-17 Olivier Hainque <hainque@adacore.com>
13249 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13250 const char ** conversion in AIX specific section.
13252 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13254 * config/i386/i386.c (ix86_special_builtin_type): Remove
13255 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13256 (bdesc_special_args): Updated.
13257 (ix86_init_mmx_sse_builtins): Likewise.
13258 (ix86_expand_special_args_builtin): Likewise.
13260 2009-06-17 Richard Henderson <rth@redhat.com>
13262 * tree-pretty-print.c (maybe_dump_asm_name): New.
13263 (dump_decl_name): Use it.
13264 (PRINT_FUNCTION_NAME): Merge into...
13265 (dump_function_name): ... here. Use maybe_dump_asm_name.
13267 2009-06-17 Cary Coutant <ccoutant@google.com>
13269 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13271 * debug.c (struct gcc_debug_hooks): Change placeholder for
13273 (debug_nothing_int_charstar_int): Replaced by...
13274 (debug_nothing_int_charstar_int_bool): ...this.
13275 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13276 source_line prototype.
13277 (debug_nothing_int_charstar_int): Replaced by...
13278 (debug_nothing_int_charstar_int_bool): ...this.
13279 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13280 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13281 Output is_stmt operand when necessary.
13282 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13283 (notice_source_line): Add is_stmt parameter.
13284 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13285 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13287 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13288 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13290 2009-06-17 Ian Lance Taylor <iant@google.com>
13292 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13294 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13297 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13299 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13300 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13301 tree_strip_sign_nop_conversions and
13302 tree_ssa_strip_useless_type_conversions rather than stripping
13303 the operations here.
13304 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13306 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13307 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13308 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13309 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13312 2009-06-17 Michael Eager <eager@eagercon.com>
13314 * config/rs6000/constraints.md (register_constraint "d"): New.
13315 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13316 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13317 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13318 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13319 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13320 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13321 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13322 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13323 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13324 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13326 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13327 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13328 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13329 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13330 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13331 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13332 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13333 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13334 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13335 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13336 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13337 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13338 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13339 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13341 2009-06-16 Ian Lance Taylor <iant@google.com>
13343 * profile.c (total_num_never_executed): Don't define.
13344 (compute_branch_probabilities): Don't count or print
13345 num_never_executed.
13346 (init_branch_prob): Don't set total_num_never_executed.
13347 (end_branch_prob): Don't print total_num_never_executed.
13349 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13351 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13353 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13355 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13356 (nabstd2_fpr): Same.
13358 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13360 * expr.c (expand_assignment): Change complex type check.
13362 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13364 * doc/plugins.texi (Building GCC plugins): Added new section.
13366 2009-06-17 Ian Lance Taylor <iant@google.com>
13368 * c-pch.c (get_ident): Don't set size of templ array.
13369 (pch_init): Don't set size of partial_pch array.
13371 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13372 string constant to intialize an array whose size is the length of
13375 2009-06-17 Richard Guenther <rguenther@suse.de>
13377 PR tree-optimization/40389
13378 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13379 to addressable types.
13380 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13382 2009-06-17 Richard Guenther <rguenther@suse.de>
13384 PR middle-end/40460
13385 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13386 if there is no evolution of left in the loop bail out.
13387 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13388 chrec_fold_multiply.
13390 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13391 Janis Johnson <janis187@us.ibm.com>
13394 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13395 for the symbol ref of a constant that is the source of a move
13396 - nor for any other not-obvious-label-ref constants.
13398 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13400 * plugin.c (position_pass): Skip newly inserted pass during list
13401 traversal to avoid repeated insertion.
13403 2009-06-16 Ian Lance Taylor <iant@google.com>
13405 * vec.h (VEC_stack_alloc): Define different version if
13406 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13407 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13408 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13409 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13411 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13413 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13415 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13416 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13417 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13418 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13419 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13420 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13421 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13422 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13423 __builtin_ia32_rdtscp.
13424 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13425 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13426 and __builtin_ia32_rorhi.
13427 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13428 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13429 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13430 (ix86_expand_args_builtin): Likewise.
13431 (ix86_expand_special_args_builtin): Likewise.
13433 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13434 (UNSPECV_RDTSC): Likewise.
13435 (UNSPECV_RDPMC): Likewise.
13436 (*bsr): Renamed to ...
13438 (*bsr_rex64): Renamed to ...
13441 (*rdpmc): Likewise.
13442 (*rdpmc_rex64): Likewise.
13444 (*rdtsc): Likewise.
13445 (*rdtsc_rex64): Likewise.
13446 (rdtscp): Likewise.
13447 (*rdtscp): Likewise.
13448 (*rdtscp_rex64): Likewise.
13450 * config/i386/ia32intrin.h: New.
13452 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13454 2009-06-16 Ian Lance Taylor <iant@google.com>
13456 * ira-build.c (copy_info_to_removed_store_destinations):
13457 Initialize parent_a.
13459 2009-06-16 Ian Lance Taylor <iant@google.com>
13461 * c-decl.c (grokdeclarator): Change size_varies to bool.
13463 2009-06-16 Ian Lance Taylor <iant@google.com>
13465 * sel-sched.c: Make forward declarations of move_op_hooks and
13466 fur_hooks explicitly extern.
13468 2009-06-16 Ian Lance Taylor <iant@google.com>
13470 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13471 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13473 2009-06-16 Ian Lance Taylor <iant@google.com>
13475 * resource.c (mark_referenced_resources): Change
13476 include_delayed_effects parameter to bool. Change all callers.
13477 (mark_end_of_function_resources): Likewise.
13478 * reorg.c (insn_references_resource_p): Likewise.
13479 (insn_sets_resource_p): Likewise.
13480 * resource.h (mark_referenced_resources): Update declaration.
13481 (mark_end_of_function_resources): Update declaration.
13483 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13485 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13487 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13489 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13490 GCC can bootstrap on AIX with GNU Binutils 2.20.
13492 2009-06-16 Ian Lance Taylor <iant@google.com>
13494 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13496 2009-06-16 Ian Lance Taylor <iant@google.com>
13498 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13499 inline, not extern inline.
13500 (exact_log2): Likewise.
13501 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13503 (exact_log2): Likewise, but don't test CTZ_HWI.
13505 2009-06-16 Ian Lance Taylor <iant@google.com>
13507 * bitmap.c (bitmap_clear): Don't declare as inline.
13508 * gimple.c (gimplify_assign): Likewise.
13509 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13510 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13511 (sched_scan_info): Remove duplicate definition.
13513 2009-06-16 Ian Lance Taylor <iant@google.com>
13515 * c-common.c (skip_evaluation): Don't define.
13516 (c_inhibit_evaluation_warnings): Define global variable.
13517 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13518 than skip_evaluation.
13519 (convert_and_check, warn_for_div_by_zero): Likewise.
13520 * c-common.h (skip_evaluation): Don't declare.
13521 (c_inhibit_evaluation_warnings): Declare.
13522 * c-parser.c (c_parser_typeof_specifier): Set
13523 c_inhibit_evaluation_warnings rather than skip_evaluation.
13524 (c_parser_conditional_expression): Likewise.
13525 (c_parser_binary_expression): Likewise.
13526 (c_parser_sizeof_expression): Likewise.
13527 (c_parser_alignof_expression): Likewise.
13528 * c-typeck.c (build_indirect_ref): Check
13529 c_inhibit_evaluation_warnings rather than skip_evaluation.
13530 (build_conditional_expr, build_binary_op): Likewise.
13532 2009-06-16 Richard Guenther <rguenther@suse.de>
13534 * tree-ssa-alias.c (is_escape_site): Remove.
13535 * tree-ssa-alias.h (enum escape_type): Remove.
13536 (is_escape_site): Likewise.
13537 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13538 via casts and asms without deferring to is_escape_site.
13540 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13542 PR middle-end/40446
13543 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13544 use gen_lowpart if op0 has complex mode.
13546 2009-06-16 Richard Guenther <rguenther@suse.de>
13548 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13549 variables add them to ESCAPED.
13550 (find_func_aliases): Do not make all indirectly stored values escaped.
13552 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13554 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13555 make_decl_one_only.
13557 2009-06-16 Martin Jambor <mjambor@suse.cz>
13559 PR tree-optimization/40432
13560 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13561 check whether we need to force gimple register operand.
13563 2009-06-16 Martin Jambor <mjambor@suse.cz>
13565 PR tree-optimization/40413
13566 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13567 build_ref_for_offset.
13568 (propagate_subacesses_accross_link): Fix a typo in a comment.
13570 2009-06-16 Ira Rosen <irar@il.ibm.com>
13572 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13573 with additional parameter.
13574 * tree-vectorizer.h (enum vect_def_type): Add new value
13576 (enum vect_relevant): Add comments.
13577 (vect_is_simple_reduction): Add new argument.
13578 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13579 Detect nested cycles.
13580 (vect_is_simple_reduction): Update documentation, add an argument to
13581 distinguish inner-loop reduction from nested cycle, detect nested
13582 cycles, fix printings and indentation, don't swap operands in case
13584 (get_initial_def_for_reduction): Handle subtraction.
13585 (vect_create_epilog_for_reduction): Add new argument to specify
13586 reduction variable.
13587 (vect_finalize_reduction): Handle subtraction, fix comments.
13588 (vectorizable_reduction): Handle nested cycles. In case of nested
13589 cycle keep track of the reduction variable position. Call
13590 vect_is_simple_reduction with additional parameter. Use original
13591 statement code in reduction epilogue for nested cycle. Call
13592 vect_create_epilog_for_reduction with additional parameter.
13593 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13594 inner-loop vectorization.
13595 (vect_recog_widen_sum_pattern): Likewise.
13596 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13598 (vect_mark_stmts_to_be_vectorized): Likewise.
13599 (vect_get_vec_def_for_operand): Handle nested cycles.
13601 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13603 * doc/invoke.texi (Debugging Options): Fix option index entries
13604 for -fdump-statistics, -frandom-seed add entries for
13605 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13606 (FRV Options): Fix entries for -mTLS, -mtls.
13607 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13608 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13609 (M68hc1x Options): Fix @itemx for -mnominmax.
13610 (MCore Options): Fix entry for -mno-lsim.
13611 (MMIX Options): Fix entry for -mabi=mmixware.
13612 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13614 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13616 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13617 Mention the plugin mode of gengtype.
13618 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13619 * gengtype.c: Updated copyright.
13620 (plugin_files, nb_plugin_files) Added new static variables.
13621 (measure_input_list) Care about plugin_files.
13622 (write_rtx_next): Added early return in plugin mode.
13623 (create_file): Updated copyright year in generated file. Added
13625 (oprintf): Added early return if NULL outf.
13626 (get_output_file_with_visibility): Care of plugin_files.
13627 (get_output_file_name): May return null.
13628 (write_local): Added early return.
13629 (put_mangled_filename): Ditto.
13630 (finish_root_table): Added check for base_files.
13631 (write_roots): Care about null when plugins.
13632 (main): Added plugin mode.
13634 2009-06-15 Ian Lance Taylor <iant@google.com>
13636 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13637 * gcov.c (read_count_file): Add braces around variables declared
13640 * c.opt (Wjump-misses-init): New warning.
13641 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13642 -Wall and -Wc++-compat if not already set.
13643 (c_common_post_options): Clear warn_jump_misses_init if it was not
13645 * c-decl.c (struct c_binding): Change type field to a union with
13646 new label field. Make it the first field in the struct. Update
13647 references to type to use u.type instead.
13648 (struct c_spot_bindings): Define.
13649 (struct c_goto_bindings): Define.
13650 (c_goto_bindings_p): Define, along with VECs.
13651 (struct c_label_vars): Define.
13652 (struct c_scope): Add has_label_bindings field.
13653 (bind_label, set_spot_bindings): New static functions.
13654 (decl_jump_unsafe, update_spot_bindings): New static functions.
13655 (update_label_decls): New static function.
13656 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13657 Update binding u.label field to shadowed field.
13658 (c_binding_start_stmt_expr): New function.
13659 (c_binding_end_stmt_expr): New function.
13660 (pushdecl): Don't call c_begin_vm_scope.
13661 (make_label): Add defining and p_label_vars parameters. Change
13663 (lookup_label): Correct test for whether a label has not yet been
13664 defined. Call bind_label rather than bind.
13665 (warn_about_goto): New static function.
13666 (lookup_label_for_goto): New function.
13667 (declare_label): Call bind_label rather than bind.
13668 (check_earlier_gotos): New static function.
13669 (define_label): Don't give errors about jumping into statement
13670 expressions or scopes of variably modified types. Call
13671 set_spot_bindings and check_earlier_gotos. Call bind_label
13672 instead of bind. Don't set label_context_stack_se or
13673 label_context_stack_vm.
13674 (c_get_switch_bindings): New function.
13675 (c_release_switch_bindings): New function.
13676 (c_check_switch_jump_warnings): New function.
13677 (start_function): Don't set label_context_stack_se or
13678 label_context_stack_vm.
13679 (finish_function): Likewise.
13680 * c-typeck.c (label_context_stack_se): Don't define.
13681 (label_context_stack_vm): Don't define.
13682 (c_finish_goto_label): Call lookup_label_for_goto rather than
13683 lookup_label. Don't give errors about jumping into a statement
13684 expression or the scope of a variably modified type. Don't set
13685 label_context_stack_se or label_context_stack_vm.
13686 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13687 fields. Add bindings field.
13688 (c_start_case): Don't set deleted fields. Set bindings field.
13689 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13690 or blocked_vm. Call c_check_switch_jump_warnings.
13691 (c_finish_case): Don't test blocked_stmt_expr field. Call
13692 c_release_switch_bindings.
13693 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13694 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13695 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13696 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13697 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13698 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13699 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13700 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13701 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13702 (C_DECL_UNJUMPABLE_VM): Don't define.
13703 (C_DECL_UNDEFINABLE_VM): Don't define.
13704 (struct c_label_list): Don't define.
13705 (struct c_label_context_se): Don't define.
13706 (struct c_label_context_vm): Don't define.
13707 (struct c_spot_bindings): Declare.
13708 (c_bindings_start_stmt_expr): Declare.
13709 (c_bindings_end_stmt_expr): Declare.
13710 (lookup_label_for_goto): Declare.
13711 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13712 (c_check_switch_jump_warnings): Declare.
13713 (label_context_stack_se, label_context_stack_vm): Don't declare.
13714 (c_finish_goto_label): Update declaration.
13715 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13716 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13717 (Warning Options): Document -Wjump-misses-init.
13719 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13721 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13724 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13726 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13728 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13730 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13732 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13734 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13736 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13738 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13739 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13740 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13741 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13742 * dwarf2asm.c (dw2_force_const_mem): Update call to
13743 make_decl_one_only.
13744 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13745 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13746 * langhooks.c (lhd_comdat_group): Remove.
13747 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13748 * tree.h (DECL_COMDAT_GROUP): New.
13749 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13750 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13751 (make_decl_one_only): Change signature.
13752 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13753 make_decl_one_only.
13754 (make_decl_one_only): Change signature.
13755 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13757 2009-06-15 Richard Guenther <rguenther@suse.de>
13759 PR middle-end/40439
13760 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13762 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13764 * tree-ssa-math-opts.c: Remove extra divide.
13766 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13768 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13770 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13772 * passes.c: Add bswap pass.
13773 * tree-pass.h: Add pass_optimize_bswap declaration.
13774 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13775 Include rtl.h, expr.h and optabs.h for optab_handler check.
13776 (struct symbolic_number, pass_optimize_bswap): New definition.
13777 (do_shift_rotate, verify_symbolic_number_p): New functions.
13778 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13779 (gate_optimize_bswap): New function.
13780 * tree.c (widest_int_cst_value): New function.
13781 * tree.h (widest_int_cst_value): Prototype added.
13783 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13785 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13786 REG_EQUAL/REG_EQUIV notes.
13788 2009-06-14 Richard Guenther <rguenther@suse.de>
13790 PR middle-end/40389
13791 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13792 has its address taken if NRV was applied and it is addressable.
13793 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13794 function split out from ...
13795 (get_constraint_for_1): ... here.
13796 (handle_rhs_call): Use it to mark the return slot escaped if
13797 it is addressable and NRV was applied.
13799 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13801 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13802 Change first argument type to location_t.
13803 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13804 Do not set input_location.
13805 Use loc instead of input_location throughout.
13807 2009-06-13 Richard Guenther <rguenther@suse.de>
13809 PR tree-optimization/40421
13810 * tree-predcom.c (should_unroll_loop_p): Remove.
13811 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13813 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13815 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13816 Add location argument.
13818 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13820 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13822 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13823 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13824 * config/spu/spu-protos.h: Add location to
13825 spu_resolve_overloaded_builtin.
13826 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13827 spu_build_builtin_va_list.
13828 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13829 argument. Pass location to build_function_call_vec.
13830 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13832 (emit_fpu_switch): Same.
13833 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13834 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13835 to build_decl and create_artificial_label.
13836 (xtensa_gimplify_va_arg_expr): Same.
13837 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13838 (xstormy16_gimplify_va_arg_expr): Same.
13839 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13840 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13841 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13842 (mips16_build_function_stub): Same.
13843 (mips16_build_call_stub): Same.
13845 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13848 * arm/constraints.md (Pa, Pb): New constraints.
13849 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13850 split pattern to deal with them.
13852 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13854 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13855 fix index entry for -Xpreprocessor.
13857 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13859 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13860 Add location argument to build_decl call.
13861 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13862 (rs6000_init_builtins): Same.
13863 (spe_init_builtins): Same.
13864 (rs6000_gimplify_va_arg): Add location argument to
13865 create_artificial_label call.
13867 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13869 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13870 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13871 * Makefile.in: Fix GGC dependency for gcse.o.
13873 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13875 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13876 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13877 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13879 * c-parser.c (c_parser_binary_expression): Use current column while
13880 building binary operations.
13881 * common.opt (fshow-column): Enable by default.
13882 * tree-vrp.c (check_array_ref): Use warning_at.
13883 (check_array_bounds): Use location from call back if expr has no
13885 * tree.h: Add location argument to maybe_fold_*.
13886 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13887 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13888 (maybe_fold_offset_to_component_ref): Same.
13889 (maybe_fold_offset_to_reference): Same.
13890 (maybe_fold_offset_to_address): Same.
13891 (maybe_fold_stmt_indirect): Same.
13892 (maybe_fold_stmt_addition): Same.
13893 (fold_stmt_r): Pass location to maybe_fold_*.
13894 (fold_gimple_assign): Same.
13895 * c-tree.h: Add location argument to finish_decl,
13896 default_function_array_conversion, store_init_value.
13897 * c-decl.c (define_label): Use error_at.
13898 (c_make_fname_decl): Pass location to finish_decl.
13899 (finish_decl): New location argument.
13900 (build_compound_literal): Pass location to store_init_value.
13901 (grokdeclarator): Pass location to finish_decl.
13903 * c-typeck.c (array_to_pointer_conversion): New location argument.
13904 (function_to_pointer_conversion): Same.
13905 (default_function_array_conversion): Same.
13906 (parser_build_unary_op): Pass location to overflow_warning.
13907 (parser_build_binary_op): Same. Use warning_at.
13908 (build_unary_op): Pass location to array_to_pointer_conversion.
13909 (build_c_cast): Pass location to digest_init.
13910 (build_modify_expr): New location argument.
13911 (convert_for_assignment): Same.
13912 (store_init_value): Same.
13913 (digest_init): Same.
13914 (output_init_element): Pass location to digest_init and
13915 array_to_pointer_conversion.
13916 (c_finish_return): Pass location to convert_for_assignment.
13917 * gimplify.c (gimplify_conversion): Pass location to
13918 maybe_fold_offset_to_address.
13919 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13920 to maybe_fold_stmt_addition.
13921 * c-omp.c (c_finish_omp_atomic): Pass new location to
13923 (c_finish_omp_for): Same.
13924 * c-common.c (overflow_warning): New argument.
13925 * c-common.h: New argument to build_modify_expr, overflow_warning.
13926 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13928 (c_parser_initializer): Pass location to
13929 default_function_array_conversion.
13930 (c_parser_initelt): Same.
13931 (c_parser_initval): Same.
13932 (c_parser_asm_operands): Same.
13933 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13934 (c_parser_conditional_expression): Same.
13935 (c_parser_binary_expression): Add location info to stack. Use it.
13936 (c_parser_unary_expression): Pass location to
13937 default_function_array_conversion, parser_build_unary_op,
13938 build_indirect_ref, c_parser_postfix_expression_after_primary.
13939 (c_parser_postfix_expression_after_primary): New location argument.
13941 (c_parser_expression_conv): Pass location to
13942 default_function_array_conversion.
13943 (c_parser_expr_list): Same.
13944 (c_parser_omp_atomic): Same.
13945 (c_parser_omp_for_loop): Same.
13946 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13947 (build_array_declarator): New argument.
13948 * c-decl.c (build_array_declarator): Add location argument.
13949 (grokdeclarator): Set id_loc for cdk_array.
13950 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13951 build_array_declarator.
13952 * tree.c (build_omp_clause): Add location argument.
13953 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13954 (OMP_CLAUSE_LOCATION): New macro.
13955 (struct tree_omp_clause): Add location field.
13956 (build_omp_clause): Add argument.
13957 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13958 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13960 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13961 (cp_parser_omp_clause_collapse): Same.
13962 (cp_parser_omp_clause_default): Same.
13963 (cp_parser_omp_clause_if): Same.
13964 (cp_parser_omp_clause_nowait): Same.
13965 (cp_parser_omp_clause_num_threads): Same.
13966 (cp_parser_omp_clause_ordered): Same.
13967 (cp_parser_omp_clause_schedule): Same.
13968 (cp_parser_omp_clause_untied): Same.
13969 (cp_parser_omp_for_loop): Same.
13970 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13971 * c-tree.h (c_start_case): Add location argument.
13972 (c_process_expr_stmt): Same.
13973 (c_finish_goto_*): Same.
13974 * tree-parloops.c (initialize_reductions): Pass location to
13976 (create_parallel_loop): Same.
13977 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13978 (gfc_trans_omp_reduction_list): Same.
13979 (gfc_trans_omp_clauses): Same.
13980 (gfc_trans_omp_do): Same.
13981 * c-typeck.c (c_finish_goto_label): Same.
13982 (c_finish_goto_ptr): New location argument.
13983 (c_start_case): Same.
13984 (emit_side_effect_warnings): Same.
13985 (c_process_expr_stmt): Same.
13986 (c_finish_stmt_expr): Same.
13987 (c_finish_omp_clauses): Use error_at instead of error.
13988 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13990 * c-omp.c (c_split_parallel_clauses): New location argument.
13991 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13992 to build_omp_clause.
13993 (convert_local_reference_stmt): Same.
13994 (convert_gimple_call): Same.
13995 * c-common.h (c_split_parallel_clauses): New argument.
13996 * c-parser.c (c_parser_statement_after_labels): Pass location to
13997 c_finish_goto_label.
13998 (c_parser_switch_statement): Pass location to c_start_case.
13999 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14000 and c_process_expr_stmt.
14001 (c_parser_omp_variable_list): Add location argument.
14002 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14003 (c_parser_omp_clause_default): Same.
14004 (c_parser_omp_clause_if): Same.
14005 (c_parser_omp_clause_num_threads): Same.
14006 (-c_parser_omp_clause_ordered): Same.
14007 (c_parser_omp_clause_reduction): Pass location to
14008 c_parser_omp_variable_list.
14009 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14010 (c_parser_omp_clause_untied): Same.
14011 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14012 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14014 * c-tree.h (check_for_loop_decls, undeclared_variable,
14015 build_component_ref, build_array_ref, build_external_ref,
14016 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14017 build_conditional_expr, build_compound_expr, c_cast_expr,
14018 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14019 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14021 * c-semantics.c (build_stmt): Same.
14022 (build_case_label): Same.
14023 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14024 (undeclared_variable): New argument.
14025 (make_label): Same.
14026 (lookup_label): Pass location on down.
14027 (define_label): Same.
14028 (finish_decl): Same.
14029 (build_compound_literal): Same.
14030 (finish_struct): Same.
14031 (finish_function): Do not set location here.
14032 (check_for_loop_decls): New argument.
14033 * tree.c (save_expr): Set location.
14034 (build_empty_stmt): New argument.
14035 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14036 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14037 * builtins.c (gimplify_va_arg_expr): Use locations.
14038 (expand_builtin_sync_operation): Same.
14039 * c-typeck.c (build_component_ref): New argument.
14040 (build_array_ref): Same.
14041 (build_external_ref): Same.
14042 (c_expr_sizeof_expr): Same.
14043 (c_expr_sizeof_type): Same.
14044 (parser_build_unary_op): Same.
14045 (build_conditional_expr): Same.
14046 (build_compound_expr): Pass location on down.
14047 (build_compound_expr): New argument.
14048 (build_c_cast): Same.
14049 (c_cast_expr): Same.
14050 (build_asm_expr): Same.
14051 (c_finish_return): Same.
14052 (c_process_expr_stmt): Pass location on down.
14053 (c_finish_stmt_expr): New argument.
14054 (push_clenaup): Same.
14055 (c_finish_omp_parallel): Same.
14056 (c_finish_omp_task): Same.
14057 * gimplify.c (gimplify_call_expr): Pass location on down.
14058 * c-omp.c (c_finish_omp_master): New argument.
14059 (c_finish_omp_critical): Same.
14060 (c_finish_omp_ordered): Same.
14061 (c_finish_omp_barrier): Same.
14062 (-c_finish_omp_taskwait): Same.
14063 (c_finish_omp_atomic): Same.
14064 (c_finish_omp_flush): Same.
14065 * tree-inline.c (copy_tree_body_r): Pass location on down.
14066 (inline_forbidden_p): Remove use of input_location.
14067 * c-gimplify.c (c_build_bind_expr): New argument.
14068 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14069 (c_sizeof_or_alignof_type): New argument.
14070 (c_alignof_expr): Same.
14071 (build_va_arg): Same.
14072 (c_add_case_label): Same.
14073 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14074 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14075 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14076 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14077 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14078 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14080 * stub-objc.c (objc_build_selector_expr): Same.
14081 (objc_build_throw_stmt): Same.
14082 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14083 (c_parser_initelt): Same.
14084 (c_parser_compound_statement): Same.
14085 (c_parser_compound_statement_nostart): Same.
14086 (c_parser_label): Same.
14087 (c_parser_statement_after_labels): Same.
14088 (c_parser_if_body): Same.
14089 (c_parser_else_body): Same.
14090 (c_parser_if_statement): Same.
14091 (c_parser_switch_statement): Same.
14092 (c_parser_while_statement): Same.
14093 (c_parser_do_statement): Same.
14094 (c_parser_for_statement): Same.
14095 (c_parser_asm_statement): Same.
14096 (c_parser_conditional_expression): Same.
14097 (c_parser_binary_expression): Same.
14098 (c_parser_cast_expression): Same.
14099 (c_parser_unary_expression): Same.
14100 (c_parser_sizeof_expression): Same.
14101 (c_parser_alignof_expression): Same.
14102 (c_parser_postfix_expression): Same.
14103 (c_parser_expression): Same.
14104 (c_parser_objc_receiver): Same.
14105 (c_parser_omp_variable_list): Same.
14106 (c_parser_omp_structured_block): Same.
14107 (c_parser_omp_atomic): New argument.
14108 (c_parser_omp_barrier): Same.
14109 (c_parser_omp_critical): Same.
14110 (c_parser_omp_flush): Pass location on down.
14111 (c_parser_omp_for_loop): New argument.
14112 (c_parser_omp_for): Same.
14113 (c_parser_omp_master): Same.
14114 (c_parser_omp_ordered): Same.
14115 (c_parser_omp_sections_scope): Same.
14116 (c_parser_omp_sections): Same.
14117 (c_parser_omp_parallel): Same.
14118 (c_parser_omp_single): Same.
14119 (c_parser_omp_task): Same.
14120 (c_parser_omp_taskwait): Pass location on down.
14121 (c_parser_omp_construct): Same.
14122 (c_parser_omp_threadprivate): Same.
14123 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14124 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14125 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14126 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14127 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14128 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14129 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14130 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14131 config/i386/i386.c, stmt.c:
14132 Add location argument to the following function definitions and/or
14133 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14134 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14135 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14136 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14137 do_case, c_finish_bc_stmt, build_compound_literal,
14138 build_function_call.
14139 * c-decl.c (build_compound_literal): Add location argument.
14140 Make all diagnostic calls use location.
14141 (start_struct): Same.
14142 (finish_struct): Same.
14143 (start_enum): Same.
14144 (build_enumerator): Same.
14145 (start_function): Same.
14146 (grokdeclarator): Make all diagnostic calls use location.
14147 (store_parm_decls_oldstyle): Same.
14148 * c-typeck.c (build_function_call): Add location argument.
14149 Make all diagnostic calls use location.
14151 (c_finish_bc_stmt): Same.
14152 * tree-nested.c (get_trampoline_type): Add argument.
14153 Pass location to build_decl.
14154 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14155 * rtl.h (RTL_LOCATION): New.
14156 * c-common.c (c_add_case_label): Add location argument.
14157 Make all diagnostic calls use location.
14158 * c-common.h: Add location argument to make_fname_decl, do_case,
14159 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14160 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14161 Set it appropriately for every case. Pass enum_loc to start_enum
14162 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14164 (c_parser_struct_or_union_specifier): Save location. Use it for
14165 start_struct, finish_struct, and parser_xref_tag.
14167 2009-06-12 Ian Lance Taylor <iant@google.com>
14169 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14171 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14172 cpp_opts->warn_cxx_operator_names.
14174 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14177 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14178 is returns NULL and OP is a VCE, look through the VCE.
14180 2009-06-12 Ian Lance Taylor <iant@google.com>
14183 * collect2.c (main): Use CONST_CAST2 in code inside #if
14184 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14186 2009-06-12 Joey Ye <joey.ye@intel.com>
14188 PR middle-end/39146
14189 * cfgexpand.c (get_decl_align_unit): Update
14190 max_used_stack_slot_alignment with align instead of
14191 stack_alignment_needed.
14193 * function.c (assign_stack_local_1): Update
14194 max_used_stack_slot_alignment with alignment_in_bits instead
14195 of stack_alignment_needed.
14196 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14199 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14201 * dwarf2out.c (last_var_location_insn): New variable.
14202 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14203 (dwarf2out_var_location): Don't record anything after last real
14204 insn. Only change labels if there were any real instructions
14205 in between last note and this one, or if changed sections.
14207 2009-06-11 Richard Henderson <rth@redhat.com>
14209 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14210 note when storing the frame pointer in a register.
14211 (FRP): Don't redefine to nothing for epilogue.
14212 (alpha_expand_epilogue): Mark register and sp restores.
14213 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14215 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14216 when gen_lowpart is needed.
14218 2009-06-11 Richard Henderson <rth@redhat.com>
14220 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14222 * dwarf2out.c (need_data_align_sf_opcode): New.
14223 (div_data_align): Move earlier.
14224 (def_cfa_1, reg_save): Use it.
14226 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14228 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14229 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14230 (ix86_handle_option): Handle OPT_mcrc32.
14231 (ix86_target_string): Add -mcrc32.
14232 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14234 * config/i386/i386.h (TARGET_CRC32): New.
14236 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14237 (sse4_2_crc32di): Likewise.
14239 * config/i386/i386.opt (mcrc32): New.
14241 * doc/invoke.texi: Document -mcrc32.
14243 2009-06-11 Richard Henderson <rth@redhat.com>
14245 * common.opt (gdwarf-): Accept a version number.
14246 * doc/invoke.texi (gdwarf-): Update docs.
14247 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14248 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14249 version level, and record it.
14251 * dwarf2.h (DW_CIE_VERSION): Remove.
14252 * dwarf2out.c (DWARF_VERSION): Remove.
14253 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14254 (output_call_frame_info): Use CIE version 3 for dwarf3,
14255 or if the return register column is out of range for version 1.
14256 (dwarf_stack_op_name): Add all dwarf3 values.
14257 (DEBUG_PUBTYPES_SECTION): New.
14258 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14259 encoding change for dwarf3.
14260 (output_die) [dw_val_class_die_ref]: Likewise.
14261 (output_compilation_unit_header): Emit correct version for dwarf3.
14262 (output_line_info): Likewise.
14263 (output_pubnames): Update for DWARF_VERSION removal.
14264 (output_aranges): Likewise.
14265 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14266 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14267 (dwarf2out_finish): Likewise.
14269 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14271 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14274 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14277 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14278 * builtins.c (expand_builtin_unreachable): New function.
14279 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14280 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14281 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14283 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14284 searching for missing barriers.
14286 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14288 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14289 when -fprofile-generate* was passed.
14290 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14292 2009-06-11 Anthony Green <green@moxielogic.com>
14294 * config/moxie/moxie.md: Define length attribute for all instructions.
14296 (*b<cond:code>): Support limited branch ranges for new PC-relative
14297 branch instructions.
14298 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14300 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14302 * config/i386/i386.c (min_insn_size): Use get_attr_length
14303 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14304 For __asm return 0.
14306 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14307 instead of emit_insn_before.
14309 2009-06-10 Ian Lance Taylor <iant@google.com>
14312 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14315 2009-06-10 Revital Eres <eres@il.ibm.com>
14317 * passes.c (init_optimization_passes): Reschedule
14318 predictive-commoning pass before complete unroll pass.
14320 2009-06-10 Martin Jambor <mjambor@suse.cz>
14322 * cgraph.c (cgraph_node_can_be_local_p): New function.
14323 (cgraph_make_node_local): New function.
14324 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14325 (cgraph_make_node_local): Declare.
14327 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14329 * tree.h (tree_base): Add packed_flag and user_align fields.
14330 Decrease size of spare field.
14331 (TYPE_USER_ALIGN): Use user_align from tree_base.
14332 (DECL_USER_ALIGN): Likewise.
14333 (TYPE_PACKED): Use packed_flag from tree_base.
14334 (DECL_PACKED): Likewise.
14335 (tree_type): Delete packed_flag and user_align fields. Widen
14336 precision field. Widen mode field and shuffle fields to align
14337 mode on an 8-bit boundary.
14338 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14339 Renumber decl_flag_* fields. Fix comments. Widen
14340 decl_common_unused field.
14341 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14342 (DECL_EXTERNAL): Likewise.
14343 (DECL_BIT_FIELD): Likewise.
14344 (DECL_NONADDRESSABLE_P): Likewise.
14345 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14346 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14348 2009-06-10 Ian Lance Taylor <iant@google.com>
14350 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14351 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14352 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14353 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14354 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14355 DEF_VEC_ALLOC_FUNC_P.
14356 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14357 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14358 DEF_VEC_ALLOC_FUNC_O.
14359 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14360 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14361 DEF_VEC_ALLOC_FUNC_I.
14362 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14363 (vec_stack_p_reserve_exact_1): Declare.
14364 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14365 (vec_stack_free): Declare.
14366 (VEC_stack_alloc): Define.
14367 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14368 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14369 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14370 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14372 (stack_vecs): New static variable.
14373 (vec_stack_p_reserve_exact_1): New function.
14374 (vec_stack_o_reserve_1): New static function.
14375 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14376 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14377 (vec_stack_free): New function.
14378 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14379 (VEC_df_ref_stack_alloc): Define.
14380 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14381 DEF_VEC_ALLOC_P_STACK.
14382 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14383 (struct df_collection_rec): Change _vec fields to VEC. Remove
14385 (df_free_collection_rec): Adjust for new fields.
14386 (df_insn_rescan): Use new df_collection_rec fields.
14387 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14388 (df_ref_create_structure, df_ref_record): Likewise.
14389 (df_get_conditional_uses, df_get_call_refs): Likewise.
14390 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14391 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14392 (df_record_exit_block_uses, df_bb_verify): Likewise.
14393 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14394 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14395 Remove count parameter. Change return type to void. Change all
14397 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14398 Remove count parameter. Change return type to void. Change all
14400 (df_install_refs): Change old_vec parameter to VEC. Remove count
14401 parameter. Change all callers.
14402 (df_install_mws): Change old_vec parameter to VEC. Remove count
14403 parameter. Change all callers.
14404 (df_refs_verify): Change new_rec parameter to VEC. Change call
14406 (df_mws_verify): Likewise.
14408 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14410 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14412 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14414 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14416 2009-06-10 Anthony Green <green@moxielogic.com>
14418 * config/moxie/crti.asm: New file.
14419 * config/moxie/crtn.asm: New file.
14420 * config/moxie/moxie.c: New file.
14421 * config/moxie/moxie.h: New file.
14422 * config/moxie/sfp-machine.h: New file.
14423 * config/moxie/moxie-protos.h: New file.
14424 * config/moxie/t-moxie: Created.
14425 * config/moxie/t-moxie-softfp: Created.
14426 * config/moxie/moxie.md: Created.
14427 * config/moxie/constraints.md: Created.
14428 * config.gcc: Add moxie support.
14429 * doc/md.texi (Machine Constraints): Add moxie constraints.
14430 * doc/contrib.texi (Contributors): Mention moxie port.
14431 * doc/install.texi (Specific): Mention the moxie port.
14433 2009-06-09 Ian Lance Taylor <iant@google.com>
14435 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14436 compiling with C++.
14437 * optabs.c (optab_table): Only use designated initializers if
14438 HAVE_DESIGNATED_INITIALIZERS is defined.
14439 (convert_optab_table): Likewise.
14440 (init_optabs): Always call init_insn_codes if
14441 HAVE_DESIGNATED_INITIALIZERS is not defined.
14443 2009-06-09 Ian Lance Taylor <iant@google.com>
14445 * targhooks.c (default_builtin_vectorized_function): Change fn
14446 parameter to unsigned int.
14447 (default_builtin_vectorized_conversion): Change code parameter to
14449 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14450 * targhooks.h: Update declarations.
14451 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14452 parameter to unsigned int.
14454 * c-typeck.c (comptypes_check_enum_int): New static function.
14455 (comptypes_internal): Add enum_and_int_p parameter. Change all
14457 (comp_target_types): Add location parameter. Change all callers.
14458 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14459 Change all callers.
14460 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14461 (build_conditional_expr): Add colon_loc parameter. Change all
14463 (convert_for_assignment): Add location parameter. Change all callers.
14464 * c-parser.c (c_parser_conditional_expression): Pass location of
14465 colon to build_conditional_expr.
14466 * c-tree.h (build_conditional_expr): Update declaration.
14468 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14470 * graphite.c: Revert previous patch.
14472 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14475 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14477 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14479 * tree-ssa-loop-prefetch.c
14480 (loop_prefetch_arrays): Fixed a portability problem in printf format
14483 2009-06-09 Martin Jambor <mjambor@suse.cz>
14485 PR tree-optimization/40351
14486 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14487 refrence to a potential artifical subaccess can be constructed.
14489 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14491 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14492 (sh_override_options): Likewise.
14493 * config/sh/sh.c: Include params.h.
14494 (sh_optimization_options): New.
14495 (sh_override_options): Likewise.
14496 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14497 (OVERRIDE_OPTIONS): Use sh_override_options.
14499 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14501 * dwarf2out.c (emit_cfa_remember): New variable.
14502 (add_fde_cfi): If emit_cfa_remember, recurse to add
14503 DW_CFA_remember_state first.
14504 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14505 instead just set emit_cfa_remember.
14507 2009-06-08 Jan Hubicka <jh@suse.cz>
14510 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14512 2009-06-08 Jan Hubicka <jh@suse.cz>
14514 PR middle-end/39834
14515 * cgraphunit.c (save_inline_function_body): Do not copy transform
14516 hooks for saved inline bodies.
14517 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14518 for given function.
14520 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14522 * jump.c (returnjump_p): Handle delayed branches. Add missing
14525 2009-06-08 Jan Hubicka <jh@suse.cz>
14527 PR middle-end/40102
14528 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14529 original node might've been modified.
14530 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14532 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14534 * tree-object-size.c (addr_object_size): Add OSI argument.
14535 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14536 (compute_builtin_object_size, expr_object_size): Adjust callers.
14537 (plus_stmt_object_size): Call addr_object_size instead of
14538 compute_builtin_object_size.
14540 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14541 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14543 * tree-ssa-loop-prefetch.c
14544 (gather_memory_references): Introduced a counter for the number of
14546 (anything_to_prefetch_p): Introduced a counter for the number of
14548 (is_loop_prefetching_profitable): New function with a cost model
14550 (loop_prefetch_arrays): Use the new cost model to determine if
14551 prefetching is profitable.
14552 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14553 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14554 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14555 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14556 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14557 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14559 2009-06-08 Michael Matz <matz@suse.de>
14562 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14563 partitions use the same.
14564 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14565 for basevars of SSA_NAMEs.
14566 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14567 to not expand them twice.
14568 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14571 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14573 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14574 (fdump-final-insns=, gtoggle): New.
14575 * doc/invoke.texi: Document them.
14576 * final.c (rest_of_clean_state): Dump final insn stream.
14577 * gcc.c (invoke_as): Hook in -fcompare-debug.
14578 (static_spec_functions): Add compare-debug-dump-opt,
14579 compare-debug-self-opt and compare-debug-auxbase-opt.
14580 (compare_debug, compare_debug_second, compare_debug_opt): New.
14581 (switches_debug_check, n_switches_debug_check): New.
14582 (debug_auxbase_opt, debug_check_temp_file): New.
14583 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14585 (do_self_spec): Handle arguments after switches.
14586 (do_spec_1): Add .gk extension to temp file basenames for compare.
14587 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14588 (cc1_options): Use it instead of normal auxbase computation for
14589 the second compare-debug compilation.
14590 (compare_files): New.
14591 (main): Set up and implement compare debug mode.
14592 (compare_debug_dump_opt_spec_function): New.
14593 (compare_debug_self_opt_spec_function): New.
14594 (compare_debug_auxbase_opt_spec_function): New.
14595 * toplev.c (process_options): Handle flag_gtoggle,
14596 flag_dump_final_insns.
14597 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14598 during -fcompare-debug-second compilation.
14600 2009-06-07 Ian Lance Taylor <iant@google.com>
14602 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14603 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14605 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14606 with no default node. Change warning with %H to warning_at.
14607 Don't clear warn_switch around case checking.
14608 * doc/invoke.texi (Warning Options): Clarify distinction between
14609 -Wswitch and -Wswitch-enum.
14611 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14613 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14615 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14617 * gbl-ctors.h: Add header guard.
14619 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14621 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14622 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14623 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14624 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14625 prototypes for removed functions.
14626 (expressions_equal_p): Move to ...
14627 * tree-ssa-sccvn.h: ... here and ...
14628 * matrix-reorg.c: ... adjust includes.
14630 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14632 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14634 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14636 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14637 (finish_function): Remove erroneous whitespace.
14639 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14641 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14642 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14644 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14646 * errors.c (internal_error): Commentary typo fix.
14647 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14648 * tree-ssa-pre.c: Ditto.
14650 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14652 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14653 them is supposed to hold actual statements.
14655 2009-06-06 Ian Lance Taylor <iant@google.com>
14657 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14658 empty statements can now have attributes.
14660 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14662 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14663 * config/mips/mips.md: Ditto.
14665 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14667 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14669 (__eabi_uconvert): Likewise.
14671 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14673 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14674 CFI_* definitions with IN_GCC.
14676 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14678 * xcoffout.h (xcoffout_source_line): Update prototype.
14680 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14682 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14683 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14685 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14687 PR middle-end/40340
14688 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14689 inlined_function_outer_scope_p blocks for artificial inlines
14691 * tree.c (tree_nonartificial_location): Rewrite using
14692 block_nonartificial_location.
14694 2009-06-05 Revital Eres <eres@il.ibm.com>
14695 Leehod Baruch <leehod@il.ibm.com>
14697 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14698 (expand_expr_real_1): Remove comment.
14699 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14700 Vectorize misaligned access when the target supports it.
14701 (vect_supportable_dr_alignment): Check for unaligned access support.
14702 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14705 2009-06-05 Julian Brown <julian@codesourcery.com>
14707 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14708 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14710 2009-06-05 Richard Guenther <rguenther@suse.de>
14713 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14714 as possibly unused.
14716 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14718 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14719 (save_gprs): Don't tell unwinder when a global register is saved.
14720 (s390_emit_epilogue): Emit needed epilogue unwind info.
14722 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14724 * dwarf2out.c (deferred_asm_name): New.
14725 (add_name_and_src_coords_attributes): Defer creation of
14726 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14728 (move_linkage_attr): New.
14729 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14732 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14734 * tree-nested.c (finalize_nesting_tree_1): Declare the
14735 frame_decl in the binding tree.
14737 2009-06-04 Cary Coutant <ccoutant@google.com>
14739 * basic-block.h (struct basic_block_def): Add discriminator field.
14740 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14742 * debug.c (do_nothing_debug_hooks): Add additional entry.
14743 (debug_nothing_int_charstar_int): New function.
14744 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14745 (debug_nothing_int_charstar_int): New declaration.
14746 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14747 discriminator value in .loc directive.
14748 * final.c (last_discriminator): New variable.
14749 (discriminator): New variable.
14750 (final_start_function): Initialize above variables, pass current
14751 discriminator to debug hook.
14752 (notice_source_line): Check for discriminator change.
14753 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14754 * sdbout.c (sdbout_source_line): New parameter.
14755 * tree-cfg.c (struct locus_discrim_map): New structure type.
14756 (discriminator_per_locus): New hash table.
14757 (build_gimple_cfg): Allocate and free discriminator hash table.
14758 (make_edges): Call assign_discriminator.
14759 (locus_map_hash): New function.
14760 (locus_map_eq): New function.
14761 (next_discriminator_for_locus): New function.
14762 (same_line_p): New function.
14763 (assign_discriminator): New function.
14764 (make_cond_expr_edges): Call assign_discriminator.
14765 (make_gimple_switch_edges): Likewise.
14766 (first_non_label_stmt): New function.
14767 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14769 * xcoffout.c (xcoffout_source_line): Add new parameter.
14771 * configure.ac (gcc_cv_as_discriminator): New configury check for
14772 gas support for discriminator.
14773 * configure: Regenerate.
14774 * config.in: Regenerate.
14776 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14778 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14779 val after checking for integers.
14781 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14783 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14785 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14786 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14787 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14788 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14789 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14790 X64_SSE_REGPARM_MAX.
14791 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14792 X64_SSE_REGPARM_MAX.
14794 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14796 * gcc.c (report_times_to_file): New.
14797 (execute): Implement it.
14798 (process_command): Support -time=.
14799 * doc/invoke.texi: Document it.
14801 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14803 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14804 that have value exprs.
14806 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14808 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14809 declarations for constants until...
14810 (dw2_output_indirect_constant_1): ... this point.
14812 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14815 * arm.md (arm_addsi3): Don't try to split an add with an
14816 eliminable register until after reload has completed.
14818 2009-06-03 Ian Lance Taylor <iant@google.com>
14820 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14821 * genattrtab.c (write_length_unit_log): Likewise.
14822 * genchecksum.c (dosum): Likewise.
14823 * gengtype.c (write_rtx_next): Likewise.
14824 (finish_root_table, write_roots): Likewise.
14825 * gimple.c (gimple_ops_offset_): Likewise.
14826 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14827 * config/arc/arc.c (arc_attribute_table): Likewise.
14828 * config/arm/arm.c (arm_attribute_table): Likewise.
14829 * config/avr/avr.c (avr_attribute_table): Likewise.
14830 * config/crx/crx.c (crx_attribute_table): Likewise.
14831 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14832 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14833 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14834 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14835 * config/sh/sh.c (sh_attribute_table): Likewise.
14836 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14837 * config/spu/spu.c (spu_attribute_table): Likewise.
14838 * config/v850/v850.c (v850_attribute_table): Likewise.
14840 * config/alpha/alpha.c (vms_attribute_table): Make static.
14841 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14842 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14843 * config/mips/mips.c (mips_attribute_table): Likewise.
14845 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14847 (cc1-checksum.o): Likewise.
14849 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14851 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14853 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14855 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14856 insn if it is changing sp. Use gen_add3_insn instead of
14857 conditionally gen_addsi3 and gen_adddi3.
14858 (offset_below_red_zone_p): New static inline function.
14859 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14860 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14861 * config/rs6000/ppc-asm.h: Include auto-host.h.
14862 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14863 CFI_RESTORE): Define.
14864 * config/rs6000/crtresxgpr.asm: Add unwind info.
14865 * config/rs6000/crtresxfpr.asm: Likewise.
14866 * config/rs6000/crtresgpr.asm: Likewise.
14867 * config/rs6000/crtresfpr.asm: Likewise.
14868 * config/rs6000/crtsavgpr.asm: Likewise.
14869 * config/rs6000/crtsavfpr.asm: Likewise.
14871 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14872 argument of DWARF2_FRAME_REG_OUT macros.
14874 2009-06-03 Julian Brown <julian@codesourcery.com>
14876 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14877 words or less (including TImode) in core registers.
14879 2009-06-03 Richard Guenther <rguenther@suse.de>
14881 PR middle-end/40328
14882 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14884 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14886 * statistics.c (statistics_counter_event): Do not record event
14887 in pass dump if its number == -1.
14888 (curr_statistics_hash): Add assert that we never get passes
14889 with static number == -1.
14891 2009-06-03 Richard Guenther <rguenther@suse.de>
14892 Andrey Belevantsev <abel@ispras.ru>
14894 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14895 non-BLKmode arrays addressable.
14897 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14899 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14900 * config/m68k/m68k.h: ... here.
14902 2009-06-03 Martin Jambor <mjambor@suse.cz>
14904 PR tree-optimization/40323
14905 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14908 2009-06-03 Richard Guenther <rguenther@suse.de>
14910 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14913 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14915 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14916 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14917 JUMP_TABLE_DATA_P where applicable.
14918 * config/sh/sh.c: Ditto.
14919 * config/sh/sh.h: Ditto.
14920 * config/sh/sh.md: Ditto.
14921 * config/sh/symbian.c: Ditto.
14923 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14925 * config/i386/driver-i386.c (describe_cache): Optimize
14926 concatenation of strings. Use snprintf instead of sprintf.
14927 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14928 target when not compiling with GCC.
14930 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14932 * config/sh/sh.c: Revert last change.
14933 (sh_expand_epilogue): Emit a blockage insn before the frame
14934 pointer adjustment unconditionally.
14936 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14938 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14939 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14940 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14941 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14942 to COLLECT_GCC_OPTIONS.
14944 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14946 * collect2.c (target_system_root): New variable.
14947 (main): Handle --sysroot=.
14948 (ignore_library): Strip the sysroot from the library path.
14950 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14952 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14953 (collect2.o): Depend on collect2-aix.h.
14954 (collect2-aix.o): New rule.
14955 * collect2-aix.h: New file.
14956 * collect2-aix.c: Likewise.
14957 * collect2.c: Include collect2-aix.h. Don't undefine
14958 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14959 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14960 Use TARGET_AIX_VERSION instead of _AIX51.
14961 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14962 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14963 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14964 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14965 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14967 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14969 * collect2.c (ignore_library): Avoid premature post-increment
14970 and null deference.
14972 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14974 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14975 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14976 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14977 CROSS_DIRECTORY_STRUCTURE too.
14978 (LINK_LIBG_SPEC): Likewise.
14979 (LIB_SPEC): Add %R to sysroot paths.
14980 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14981 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14982 * config/rs6000/aix51.h: As for aix43.h.
14983 * config/rs6000/aix52.h: Likewise.
14984 * config/rs6000/aix53.h: Likewise.
14985 * config/rs6000/aix61.h: Likewise.
14986 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14987 to the beginning of sysroot paths.
14989 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14991 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14992 INSN_LISTs that are out of the REG_NOTE range.
14994 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14996 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14997 (struct var_to_expand): Likewise.
14998 (struct opt_info): Add head and tail for linked lists of the above.
14999 (analyze_insn_to_expand_var): Initialize next.
15000 (analyze_iv_to_split_insn): Likewise.
15001 (analyze_insns_in_loop): Create linked lists.
15002 (allocate_basic_variable): Simplify for use without hash table.
15003 (insert_var_expansion_initialization): Likewise, make it type-safer.
15004 (combine_var_copies_in_loop_exit): Likewise.
15005 (apply_opt_in_copies): Walk lists rather than hash tables.
15006 (release_var_copies): Simplified and inlined by hand into...
15007 (free_opt_info): ... this function.
15009 2009-06-02 Richard Guenther <rguenther@suse.de>
15011 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15014 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15016 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15017 only for builtins that are not overridden.
15019 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15021 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15024 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15026 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15028 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15030 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15032 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15034 * common.opt (fdump-unnumbered-links): New.
15035 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15036 * print-rtl.c (flag_dump_unnumbered_links): New.
15037 (print_rtx): Test it.
15039 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15041 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15042 push/pop multiple to 8-byte alignment.
15044 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15046 * config/i386/i386.c (queued_cfa_restores): New static variable.
15047 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15049 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15050 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15051 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15052 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15053 note unconditionally.
15054 (ix86_emit_restore_regs_using_mov): Likewise.
15055 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15056 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15057 it through to ix86_emit_restore_reg_using_pop.
15058 (ix86_emit_leave): Add RED_OFFSET argument. Call
15059 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15060 instead of adding REG_CFA_OFFSET note unconditionally.
15061 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15062 the above functions. Call ix86_add_queued_cfa_restore_notes when
15065 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15066 force output of the label even for dwarf2out_do_cfi_asm.
15067 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15068 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15069 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15071 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15072 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15073 dwarf2out_cfi_label callers.
15074 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15075 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15076 Adjust dwarf2out_cfi_label callers.
15077 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15079 * config/i386/i386.h (struct machine_cfa_state,
15080 struct machine_function): Guard with ifndef USED_FOR_TARGET
15081 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15084 * emutls.c (__emutls_get_address): Change arr->size to mean number
15085 of allocated arr->data entries instead of # of slots + 1.
15087 PR middle-end/40316
15088 * recog.c (peep2_reinit_state): New function.
15089 (peephole2_init_state): Use it at the end of a basic block and also
15090 when seeing a RTX_FRAME_RELATED_P insn.
15092 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15094 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15095 fixuns_truncrfdi2): New.
15096 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15097 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15098 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15099 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15100 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15101 *recip_approx): Remove.
15102 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15103 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15104 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15106 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15109 2009-06-01 Ian Lance Taylor <iant@google.com>
15111 * attribs.c (register_attribute): Use CONST_CAST.
15112 * collect2.c (main): Use CONST_CAST2.
15113 (scan_prog_file): Likewise.
15114 * gcc.c (process_command, main): Likewise.
15115 * toplev.c (toplev_main): Likewise.
15117 * c-typeck.c (handle_warn_cast_qual): New static function,
15118 partially broken out of build_c_cast.
15119 (build_c_cast): Call handle_warn_cast_qual.
15120 * doc/invoke.texi (Warning Options): Document new effect of
15123 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15125 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15126 (diagnostic_report_current_module): Print columns.
15127 * common.opt (flag_show_column): Enable by default.
15129 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15131 * alias.c (find_base_term): Check for NULL term before returning.
15133 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15135 Revert due to PR40320:
15136 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15137 * calls.c (emit_library_call_value_1): Don't force_operand for move
15140 2009-06-01 Olivier Hainque <hainque@adacore.com>
15141 Eric Botcazou <ebotcazou@adacore.com>
15143 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15144 to be processed as a bitfield for constructor output purposes.
15145 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15147 * varasm.c (oc_local_state): New type, output_constructor
15148 local state to support communication with helpers.
15149 (oc_outer_state): New type, output_constructor outer state of
15150 relevance in recursive calls.
15151 (output_constructor_array_range): New output_constructor helper,
15152 extracted code for an array range element.
15153 (output_constructor_regular_field): New output_constructor helper,
15154 extracted code for an element that is not a bitfield.
15155 (output_constructor_bitfield): New output_constructor helper,
15156 extracted code for a bitfield element. Accept an OUTER state
15157 argument for recursive processing. Recurse on record or array
15158 CONSTRUCTOR values, possibly past noop conversions.
15159 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15160 VALUE is a valid constant-valued expression for use in a static
15161 bit-field initializer.
15162 (output_constructor): Rework to use helpers. Accept and honor an
15163 OUTER state argument for recursive calls. Return total size. Be
15164 prepared for nested constructors initializing bitfields.
15165 (output_constant): Feed OUTER in calls to output_constructor.
15167 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15169 * calls.c (emit_library_call_value_1): Don't force_operand for move
15172 2009-06-01 Nick Clifton <nickc@redhat.com>
15174 * doc/invoke.texi (IA-64 Options): Fix typo.
15176 2009-06-01 Ira Rosen <irar@il.ibm.com>
15178 PR tree-optimization/39129
15179 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15181 (vect_do_peeling_for_loop_bound): Use
15182 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15183 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15184 (vect_loop_versioning): Likewise.
15185 (vect_create_cond_for_alias_checks): Fix indentation.
15186 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15188 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15189 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15190 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15191 "control flow in loop".
15192 (vect_estimate_min_profitable_iters): Use
15193 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15194 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15195 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15196 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15197 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15198 statement belongs to a group of strided accesses with the exact code
15200 (vectorizable_load): Likewise.
15201 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15202 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15204 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15206 * config/freebsd-stdint.h: New file.
15207 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15208 Add freebsd-stdint.h to tm_file.
15210 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15212 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15213 (thumb2_extendhidi2): Likewise.
15215 2009-05-31 Ian Lance Taylor <iant@google.com>
15217 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15219 2009-05-31 Ian Lance Taylor <iant@google.com>
15221 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15222 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15223 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15225 2009-05-31 Jason Merrill <jason@redhat.com>
15227 * tree-pretty-print.c (print_call_name): Take the callee, not the
15228 call itself. Make non-static. Use dump_function_name for functions.
15229 (dump_generic_node): Adjust.
15230 * diagnostic.h: Declare print_call_name.
15231 * gimple-pretty-print.c (dump_gimple_call): Use it.
15233 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15235 * config/sh/sh.md (ashldi3_std): New define_expand.
15238 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15241 * config/sh/sh.c: Include debug.h.
15242 (sh_expand_epilogue): Emit a blockage insn before the frame
15243 pointer adjustment also when dwarf2out_do_frame returns true.
15245 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15247 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15248 (thumb2_extendqidi2): New pattern.
15250 2009-05-31 Ira Rosen <irar@il.ibm.com>
15252 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15253 mark phis for renaming.
15254 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15255 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15256 Call mark_sym_for_renaming.
15257 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15258 * tree-vect-loop.c (vect_transform_loop): Remove
15259 vect_memsyms_to_rename initialization and a call to
15260 mark_set_for_renaming.
15262 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15264 PR middle-end/40304
15265 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15266 frame related even if !set_cfa && style < 0.
15268 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15270 * config/i386/mingw-tls.c: New file.
15271 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15272 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15273 defining _WIN32 but not __CYGWIN__.
15275 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15277 * configure.ac: Add MPC support.
15279 * config.in, configure: Regenerate.
15281 2009-05-29 Richard Henderson <rth@redhat.com>
15283 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15284 NOTE_INSN_BASIC_BLOCK.
15285 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15286 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15287 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15289 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15291 (add_cfi): Disable check redefining cfa away from drap.
15292 (lookup_cfa_1): Add remember argument; handle remember/restore.
15293 (lookup_cfa): Pass remember argument.
15294 (cfa_remember): New.
15295 (compute_barrier_args_size_1): Remove sibcall check.
15296 (dwarf2out_frame_debug_def_cfa): New.
15297 (dwarf2out_frame_debug_adjust_cfa): New.
15298 (dwarf2out_frame_debug_cfa_offset): New.
15299 (dwarf2out_frame_debug_cfa_register): New.
15300 (dwarf2out_frame_debug_cfa_restore): New.
15301 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15302 (dwarf2out_begin_epilogue): New.
15303 (dwarf2out_frame_debug_restore_state): New.
15304 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15305 DW_CFA_restore_state.
15306 (output_cfi_directive): Likewise.
15307 (convert_cfa_to_fb_loc_list): Likewise.
15308 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15309 * dwarf2out.h: Update.
15310 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15311 (copy_insn_1): Early out for null.
15312 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15313 and dwarf2out_frame_debug_restore_state.
15314 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15315 (prologue_insn_hash, epilogue_insn_hash): New.
15316 (free_after_compilation): Adjust freeing accordingly.
15317 (record_insns): Create hash table if needed; push insns into
15318 hash instead of array.
15319 (maybe_copy_epilogue_insn): New.
15320 (contains): Search hash table instead of array.
15321 (sibcall_epilogue_contains): Remove.
15322 (thread_prologue_and_epilogue_insns): Split eh_return insns
15323 and mark them as epilogues.
15324 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15325 scanning in terms of basic blocks.
15326 * insn-notes.def (CFA_RESTORE_STATE): New.
15327 * jump.c (returnjump_p_1): Accept EH_RETURN.
15328 (eh_returnjump_p_1, eh_returnjump_p): New.
15329 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15330 CFA_REGISTER, CFA_RESTORE): New.
15331 * rtl.def (EH_RETURN): New.
15332 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15334 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15335 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15337 * config/i386/i386.c (gen_push): Update cfa state.
15338 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15339 add a CFA_ADJUST_CFA note.
15340 (ix86_dwarf_handle_frame_unspec): Remove.
15341 (ix86_expand_prologue): Update cfa state.
15342 (ix86_emit_restore_reg_using_pop): New.
15343 (ix86_emit_restore_regs_using_pop): New.
15344 (ix86_emit_leave): New.
15345 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15346 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15347 * config/i386/i386.h (struct machine_cfa_state): New.
15348 (ix86_cfa_state): New.
15349 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15350 (eh_return_internal): Merge from eh_return_<mode>,
15351 use eh_return rtx, split w/ epilogue.
15353 2009-05-29 Ian Lance Taylor <iant@google.com>
15355 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15357 * calls.c (emit_library_call_value_1): Likewise.
15359 * c-typeck.c (c_build_va_arg): New function.
15360 * c-tree.h (c_build_va_arg): Declare.
15361 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15362 instead of build_va_arg.
15364 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15366 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15367 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15368 (ptr_difference_cost): Use affine combinations to compute it.
15369 (difference_cost): Likewise.
15370 (get_computation_cost_at): Compute more accurate cost for addresses
15371 if the ratio is a multiplier allowed in addresses.
15372 For non-addresses, consider that an additional offset or symbol is
15375 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15377 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15378 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15380 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15381 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15382 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15384 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15385 to 1 for TYPE_SSE{IADD1,CVT1}.
15386 (prefix_vex_imm8): Removed.
15387 (length_vex): Only pass 1 as second argument to
15388 ix86_attr_length_vex_default if prefix_extra is 0.
15389 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15390 (length): For prefix vex computation use length_immediate
15391 attribute instead of prefix_vex_imm8.
15392 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15393 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15394 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15395 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15396 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15397 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15398 a space in between the operands.
15399 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15400 if one operand is 0xff and the other one si, di, bp or sp.
15401 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15402 other one si, di, bp or sp.
15403 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15404 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15405 type and mode attributes.
15406 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15407 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15408 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15409 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15410 prefix_data16 attribute iff MODE_DF.
15411 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15412 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15413 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15414 constm128_operand in length_immediate computation.
15415 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15416 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15417 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15418 length_immediate attribute to 1.
15419 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15420 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15421 for certain alternatives.
15422 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15423 prefix_data16 attribute if MODE_V1DF.
15424 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15425 length_immediate to 1.
15426 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15427 length_address to 4, set mode attribute to MODE_DI.
15428 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15429 (fxam<mode>2_i387): Set length attribute to 4.
15430 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15431 *prefetch_3dnow_rex): Override length_address attribute.
15432 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15434 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15435 (constm128_operand): Removed.
15436 * config/i386/i386.c (memory_address_length): For
15437 disp && !index && !base in 64-bit mode account for SIB byte if
15438 print_operand_address can't optimize disp32 into disp32(%rip)
15439 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15440 for fs: or gs: segment.
15441 (ix86_attr_length_immediate_default): When checking if shortform
15442 is possible, truncate immediate to the length of the non-shortened
15444 (ix86_attr_length_address_default): Ignore MEM_P operands
15446 (ix86_attr_length_vex_default): Only check for DImode on
15447 GENERAL_REG_P operands.
15448 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15449 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15450 (sse_cvttps2pi): Clear prefix_rep attribute.
15451 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15453 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15454 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15455 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15456 iff operand 2 is const_int_operand.
15457 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15458 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15459 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15461 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15463 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15464 prefix_data16 attribute for movlpd and movhpd instructions.
15465 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15466 length_immediate for shufpd instruction.
15467 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15468 (avx_cmpp<avxmodesuffixf2c><mode>3,
15469 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15470 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15471 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15472 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15473 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15474 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15475 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15476 prefix_data16 attribute for the first alternative to 1.
15477 (*avx_loadlps): Override length_immediate for the first alternative.
15478 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15479 attributes for second alternative.
15480 (*vec_concatv2sf_sse4_1): Override length_immediate and
15481 prefix_data16 attributes for second alternative.
15482 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15483 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15484 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15485 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15486 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15487 prefix_data16 and length_immediate to 1.
15488 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15490 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15491 prefix_extra attribute for variants that don't have 0f prefix alone.
15492 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15493 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15494 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15495 *sse4_1_pextrd): Set length_immediate to 1.
15496 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15497 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15499 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15500 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15501 length_immediate to 1 for second alternative.
15502 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15503 prefix_extra and length_immediate attributes for the first
15505 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15507 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15508 to 1 for the first and third alternative.
15509 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15511 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15513 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15515 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15516 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15517 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15518 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15519 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15520 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15521 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15522 ssse3_psign<mode>3): Override prefix_rex attribute.
15523 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15524 (ssse3_palignrti): Override length_immediate to 1.
15525 (ssse3_palignrdi): Override length_immediate to 1, override
15526 prefix_rex attribute.
15527 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15528 (sse4a_extrqi): Override length_immediate to 2.
15529 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15530 (sse4a_insertq): Override prefix_data16 to 0.
15531 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15532 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15533 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15534 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15535 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15536 and length_immediate to 1.
15537 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15538 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15539 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15540 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15541 and length_immediate to 1.
15542 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15543 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15544 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15545 avx_ptest256): Override prefix_extra to 1.
15546 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15547 Override prefix_data16 and length_immediate to 1.
15548 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15549 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15550 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15551 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15552 prefix_data16 to 0 and prefix_extra to 2.
15553 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15554 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15556 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15557 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15558 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15559 and prefix_extra to 2.
15560 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15561 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15562 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15563 avx_vpermilvar<mode>3,
15564 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15565 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15566 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15567 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15568 Override prefix_extra to 1.
15569 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15570 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15571 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15572 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15573 prefix_extra and length_immediate to 1.
15574 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15576 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15577 to 1 for the first alternative.
15578 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15579 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15581 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15582 *movv2sf_internal_avx, *movv2sf_internal): Override
15583 prefix_rep attribute for certain alternatives.
15584 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15585 attributes for certain alternatives.
15586 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15587 attributes for certain alternatives.
15588 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15589 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15590 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15591 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15592 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15593 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15594 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15595 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15596 length_immediate to 1 if operand 2 is const_int_operand.
15597 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15598 *vec_extractv2si_1): Set length_immediate attribute to 1.
15599 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15600 using old 3DNOW insn rather than SSE/3DNOW_A.
15601 (mmx_emms, mmx_femms): Clear modrm attribute.
15603 2009-05-29 Martin Jambor <mjambor@suse.cz>
15605 * tree-sra.c: New implementation of SRA.
15607 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15608 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15609 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15610 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15611 (SRA_MAX_STRUCTURE_COUNT): Removed.
15612 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15613 * doc/invoke.texi (sra-max-structure-size): Removed.
15614 (sra-field-structure-ratio): Removed.
15616 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15618 PR middle-end/40291
15619 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15622 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15624 PR rtl-optimization/40101
15625 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15626 seqno. Adjust comment.
15627 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15628 inserting bookkeeping before a jump, the jump is not scheduled.
15629 When no positive seqno found, provide a value. Add comment.
15631 2009-05-29 Richard Guenther <rguenther@suse.de>
15633 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15634 short-cutting on the first component.
15636 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15638 PR middle-end/39958
15639 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15640 for trees other than decls/types.
15642 2009-05-29 Richard Guenther <rguenther@suse.de>
15644 * tree-ssa-operands.c (get_expr_operands): Do not handle
15645 INDIRECT_REFs in the handled-component case. Remove
15646 unused get_ref_base_and_extent case.
15647 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15648 tree_low_cst and host_integerp where possible.
15649 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15650 codes for equivalence.
15651 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15653 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15655 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15656 to tmake_file for i[34567]86-*-cygwin*.
15658 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15661 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15662 (altivec_categorize_keyword, init_vector_keywords,
15663 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15666 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15668 * tree.c (handle_dll_attribute): Check if node is
15669 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15671 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15673 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15675 (thumb2_zero_extendqidi2): Likewise.
15677 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15679 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15680 instead of gen_movrt.
15681 * config/sh/sh.md (movrt): Remove.
15683 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15685 * doc/invoke.texi (IA-64 Options):
15686 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15687 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15688 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15689 -msched-prefer-non-control-spec-insns,
15690 -msched-stop-bits-after-every-cycle,
15691 -msched-count-spec-in-critical-path,
15692 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15693 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15694 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15695 and -msched-spec-verbose.
15697 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15699 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15700 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15702 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15704 2009-05-28 Richard Guenther <rguenther@suse.de>
15706 * tree-ssa-alias.c (ao_ref_init): New function.
15707 (ao_ref_base): Likewise.
15708 (ao_ref_base_alias_set): Likewise.
15709 (ao_ref_alias_set): Likewise.
15710 (refs_may_alias_p_1): Change signature.
15711 (refs_may_alias_p): Adjust.
15712 (refs_anti_dependent_p): Likewise.
15713 (refs_output_dependent_p): Likewise.
15714 (call_may_clobber_ref_p_1): Change signature.
15715 (call_may_clobber_ref_p): Adjust.
15716 (stmt_may_clobber_ref_p_1): New function split out from ...
15717 (stmt_may_clobber_ref_p): ... here.
15718 (maybe_skip_until): Adjust signature.
15719 (get_continuation_for_phi): Likewise.
15720 (walk_non_aliased_vuses): Likewise.
15721 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15722 (ao_ref_init): Declare.
15723 (ao_ref_base): Likewise.
15724 (ao_ref_alias_set): Likewise.
15725 (stmt_may_clobber_ref_p_1): Likewise.
15726 (walk_non_aliased_vuses): Adjust.
15727 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15728 (get_ref_from_reference_ops): remove.
15729 (vn_reference_lookup_2): Adjust signature.
15730 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15731 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15732 (vn_reference_lookup): Adjust.
15733 (vn_reference_insert): Likewise.
15734 (vn_reference_insert_pieces): Adjust signature.
15735 (visit_reference_op_call): Adjust.
15736 * tree-ssa-pre.c (get_expr_type): Simplify.
15737 (phi_translate_1): Adjust.
15738 (compute_avail): Likewise.
15739 (translate_vuse_through_block): Do not re-build trees.
15740 (value_dies_in_block_x): Likewise.
15741 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15743 (vn_reference_lookup_pieces): Adjust declaration.
15744 (vn_reference_insert_pieces): Likewise.
15746 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15748 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15749 with checking disabled.
15751 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15755 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15756 macro definition for support of three-operand format aligned
15757 .comm directive in assembler on cygwin/pe/mingw target OS.
15758 * configure: Regenerate.
15759 * config.h: Regenerate.
15761 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15762 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15763 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15765 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15766 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15768 2009-05-28 Ira Rosen <irar@il.ibm.com>
15770 PR tree-optimization/40254
15771 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15772 in analysis of basic blocks.
15774 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15776 PR middle-end/33699
15777 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15778 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15779 (TARGET_INITIALIZER): Use it.
15780 * cse.c (CHEAPER): Move it up to the other macros.
15781 (insert): Rename this ...
15782 (insert_with_costs): ... to this. Add cost parameters. Update
15784 (insert): New function. Call insert_with_costs.
15785 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15786 find_reg_offset_for_const, try_const_anchors): New functions.
15787 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15788 when using a const-anchor. Call insert_const_anchors.
15789 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15790 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15792 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15794 * tree-inline.c (remap_decls): Enable nonlocalized variables
15795 when not optimizing.
15797 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15799 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15800 Simplify other tests involving optimize.
15802 2009-05-27 Tom Tromey <tromey@redhat.com>
15804 * unwind-dw2.c (_Unwind_DebugHook): New function.
15805 (uw_install_context): Call _Unwind_DebugHook.
15807 2009-05-27 Tom Tromey <tromey@redhat.com>
15809 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15811 2009-05-27 Ian Lance Taylor <iant@google.com>
15813 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15814 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15815 (ALL_LINKERFLAGS): Define.
15816 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15817 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15818 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15819 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15820 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15821 $(LINKER_FOR_BUILD).
15822 (build/gcov-iov$(build_exeext)): Likewise.
15824 2009-05-27 Julian Brown <julian@codesourcery.com>
15826 * gcse.c (target.h): Include.
15827 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15828 copy of argument to a pseudo register.
15830 2009-05-27 Diego Novillo <dnovillo@google.com>
15832 * tree-ssa-live.c (dump_scope_block): Document arguments.
15833 (dump_scope_blocks): Document.
15834 (debug_scope_blocks): New.
15835 * tree-flow.h (debug_scope_blocks): Declare.
15837 2009-05-21 Denis Chertykov <denisc@overta.ru>
15839 * doc/contrib.texi (Contributors): Add myself to the list.
15841 2009-05-27 Olivier Hainque <hainque@adacore.com>
15843 * expr.c (target_align): New function. Alignment the TARGET of an
15844 assignment may be assume to have.
15845 (highest_pow2_factor_for_target): Use it instead of relying on
15846 immediate tree attributes of TARGET, not necessarily honored when
15847 intermediate bitfields are involved.
15849 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15852 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15853 AVX, SSE4, AES, PCLMUL and POPCNT.
15855 2009-05-27 Diego Novillo <dnovillo@google.com>
15857 * tree-pretty-print.c (dump_location): New.
15858 (dump_generic_node): Call it.
15859 Factor code to handle BLOCK nodes ...
15860 (dump_block_node): ... here.
15862 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15864 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15866 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15868 * gcc-plugin.h: Include config.h and system.h.
15869 (IN_GCC): Define if not defined.
15871 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15873 PR middle-end/40249
15874 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15877 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15879 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15881 * config/m32r/m32r.h: Ditto.
15882 * config/m32r/m32r.md: Ditto.
15883 * config/m32r/predicates.md: Ditto.
15885 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15887 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15889 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15892 (Loading plugins): typo.
15893 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15894 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15895 (Interacting with the GCC Garbage Collector): Added new section.
15896 (Giving information about a plugin): Added new section for
15898 * ggc.h (ggc_register_root_tab): Added declaration.
15899 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15900 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15901 (register_callback): Improved comment in declaration.
15902 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15903 (extra_root_vec) Added static variable for dynamic roots registration.
15904 (ggc_register_root_tab) Added new routine.
15905 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15906 PLUGIN_GGC_MARKING event.
15907 * ggc-zone.c: Include plugin.h.
15908 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15909 * ggc-page.c: Include plugin.h.
15910 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15911 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15912 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15913 (register_callback): check lack of callbacks for
15914 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15915 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15916 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15917 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15918 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15919 dependency on plugin.h.
15920 (plugin.o): Added dependency on ggc.h...
15922 2009-05-26 Richard Guenther <rguenther@suse.de>
15924 PR middle-end/40248
15926 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15927 with mismatched comparison modes.
15929 * expr.c (expand_expr_real_1): Expand the operand of a
15930 VIEW_CONVERT_EXPR in its natural mode.
15932 2009-05-26 Ian Lance Taylor <iant@google.com>
15934 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15935 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15936 (ALL_COMPILERFLAGS): Define.
15937 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15938 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15939 (collect2$(exeext), collect2.o): Likewise.
15940 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15941 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15942 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15943 (libbackend.o, intl.o, cppdefault.o): Likewise.
15944 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15945 (build/%.o): Use $(COMPILER_FOR_BUILD).
15946 (build/gen%$(build_exeext)): Likewise.
15947 (build/gcov-iov$(build_exeext)): LIkewise.
15948 * config/t-darwin (darwin.o): Use $(COMPILER).
15949 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15950 * config/t-sol2 (sol2-c.o): Likewise.
15951 (sol2.o): Likewise.
15952 * config/t-vxworks (vxworks.o): Likewise.
15953 * config/x-darwin (host-darwin.o): Likewise.
15954 * config/x-hpux (host-hpux.o): Likewise.
15955 * config/x-linux (host-linux.o): Likewise.
15956 * config/x-solaris (host-solaris.o): Likewise.
15957 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15958 * config/arm/t-arm (arm-c.o): Likewise.
15959 * config/arm/t-pe (pe.o): Likewise.
15960 * config/arm/t-wince-pe (pe.o): Likewise.
15961 * config/i386/t-cygming (winnt.o): Likewise.
15962 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15963 * config/i386/t-cygwin (cygwin1.o): Likewise.
15964 (cygwin2.o): Likewise.
15965 * config/i386/t-i386 (i386-c.o): Likewise.
15966 * config/i386/t-interix (winnt.o): Likewise.
15967 * config/i386/t-netware (netware.o): Likewise.
15968 * config/i386/t-nwld (nwld.o): Likewise.
15969 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15970 * config/i386/x-i386 (driver-i386.o): Likewise.
15971 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15972 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15973 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15974 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15975 * config/mips/x-native (driver-native.o): Likewise.
15976 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15977 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15978 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15979 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15980 * config/score/t-score-elf (score7.o): Likewise.
15981 (score3.o): Likewise.
15982 * config/sh/t-sh (sh-c.o): Likewise.
15983 * config/sh/t-symbian (sh-c.o): Likewise.
15984 (symbian.o): Likewise.
15985 * config/spu/t-spu-elf (spu-c.o): Likewise.
15986 * config/v850/t-v850 (v850-c.o): Likewise.
15987 * config/v850/t-v850e (v850-c.o): Likewise.
15989 2009-05-26 Richard Guenther <rguenther@suse.de>
15991 PR tree-optimization/40122
15992 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15993 VECTOR_CSTs if possible.
15994 (fold_gimple_assign): Likewise.
15996 2009-05-26 Richard Guenther <rguenther@suse.de>
15998 PR middle-end/40252
15999 * fold-const.c (fold_binary): Use the correct types for building
16002 2009-05-26 Richard Guenther <rguenther@suse.de>
16004 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16005 redundant calls to merge_alias_info.
16006 (bump_vector_ptr): Likewise.
16007 * tree-ssa-copy.c (merge_alias_info): Remove.
16008 (replace_exp_1): Remove call to merge_alias_info.
16009 (propagate_tree_value): Likewise.
16010 (fini_copy_prop): Propagate points-to info.
16011 * tree-flow.h (merge_alias_info): Remove.
16013 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16015 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16017 2009-05-25 Jan Hubicka <jh@suse.cz>
16019 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16020 * cgraph.h (struct inline_summary): New filed self_wize,
16021 size_inlining_benefit, self_time and time_inlining_benefit.
16022 (struct cgraph_global_info): Replace insns by time ans size fields.
16023 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16024 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16025 (ipcp_update_callgraph): Do not touch function bodies.
16026 * ipa-inline.c: Include except.h
16027 (MAX_TIME): New constant.
16028 (overall_insns): Remove.
16029 (leaf_node_p): New.
16030 (overall_size, max_benefit): New static variables.
16031 (cgraph_estimate_time_after_inlining): New function.
16032 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16033 (cgraph_clone_inlined_nodes): Update size.
16034 (cgraph_mark_inline_edge): Update size.
16035 (cgraph_estimate_growth): Use size info.
16036 (cgraph_check_inline_limits): Check size.
16037 (cgraph_default_inline_p): Likewise.
16038 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16039 (cgraph_decide_recursive_inlining): Check size.
16040 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16042 (cgraph_decide_inlining): Likewise.
16043 (cgraph_decide_inlining_incrementally): Likewise; honor
16044 PARAM_EARLY_INLINING_INSNS.
16045 (likely_eliminated_by_inlining_p): New predicate.
16046 (estimate_function_body_sizes): New function.
16047 (compute_inline_parameters): Use it.
16048 * except.c (must_not_throw_labels): New function.
16049 * except.h (must_not_throw_labels): Declare.
16050 * tree-inline.c (init_inline_once): Kill inlining_weigths
16051 * tree-ssa-structalias.c: Avoid uninitialized warning.
16052 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16053 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16054 (PARAM_INLINE_CALL_COST): Remove.
16055 (PARAM_EARLY_INLINING_INSNS): New.
16057 2009-05-25 Richard Guenther <rguenther@suse.de>
16059 PR tree-optimization/36327
16060 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16061 callback for reference translation or lookup at the point of may-defs.
16062 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16063 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16064 for union COMPONENT_REFs.
16065 (vn_reference_lookup_3): New callback. Lookup from memset
16066 and CONSTRUCTOR assignment, translate through struct copies.
16067 (vn_reference_lookup_pieces): Make sure to not free the
16068 passed operands array. Adjust walk_non_aliased_vuses call.
16069 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16070 make sure we do not leak memory.
16072 2009-05-25 Richard Guenther <rguenther@suse.de>
16074 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16075 * tree-inline.c (expand_call_inline): Reset the escaped and
16076 callused solutions.
16077 * tree-ssa-structalias.c (pass_build_ealias): New.
16078 * tree-pass.h (pass_build_ealias): Declare.
16079 * passes.c (init_optimization_passes): Add PTA during
16080 early optimizations.
16081 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16082 and CALLUSED solutions.
16083 (dump_points_to_solution): New function, split out from ...
16084 (dump_points_to_info_for): ... here.
16085 * tree-parloops.c (parallelize_loops): Reset the escaped and
16086 callused solutions.
16088 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16091 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16092 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16094 2009-05-25 Ira Rosen <irar@il.ibm.com>
16096 PR tree-optimization/40238
16097 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16098 statements after basic block's labels.
16099 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16100 to free the allocated memory.
16102 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16104 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16105 return address with a USE.
16107 2009-05-24 Richard Guenther <rguenther@suse.de>
16109 PR middle-end/40233
16110 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16111 array type from the main variant of the inner type.
16113 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16115 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16116 definition to bool (from int) to un-break build.
16117 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16119 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16121 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16122 discard_stmt_changes): Delete.
16123 * tree-ssa-operands.c (scb_stack): Delete.
16124 (init_ssa_operands): Do not initialize it.
16125 (fini_ssa_operands): Do not free it.
16126 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16128 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16129 update_stmt, remove the others. Fix comments.
16130 * tree-dfa.c (optimize_stack_restore): Likewise.
16131 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16132 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16133 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16134 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16136 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16137 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16138 (dom_opt_finalize_block): Likewise, adjusting access to
16140 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16141 (stmts_to_rescan): Change item type to gimple.
16142 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16144 2009-05-24 Ira Rosen <irar@il.ibm.com>
16146 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16147 * tree-pass.h (pass_slp_vectorize): New pass.
16148 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16149 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16150 * tree-vectorizer.c (timevar.h): Include.
16151 (user_vect_verbosity_level): Declare.
16152 (vect_location): Fix comment.
16153 (vect_set_verbosity_level): Update user_vect_verbosity_level
16154 instead of vect_verbosity_level.
16155 (vect_set_dump_settings): Add an argument. Ignore user defined
16156 verbosity if dump flags require higher level of verbosity. Print to
16157 stderr only for loop vectorization.
16158 (vectorize_loops): Update call to vect_set_dump_settings.
16159 (execute_vect_slp): New function.
16160 (gate_vect_slp): Likewise.
16161 (struct gimple_opt_pass pass_slp_vectorize): New.
16162 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16163 access its members.
16164 (vec_info_for_bb): New function.
16165 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16166 (VECTORIZATION_ENABLED): New macro.
16167 (SLP_ENABLED, SLP_DISABLED): Likewise.
16168 (vect_is_simple_use): Add bb_vec_info argument.
16169 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16170 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16171 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16172 vect_schedule_slp, vect_analyze_slp): Likewise.
16173 (vect_analyze_stmt): Add slp_tree argument.
16174 (find_bb_location): Declare.
16175 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16176 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16177 (vect_analyze_loop_operations, vect_analyze_loop,
16178 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16179 vect_finalize_reduction, vectorizable_reduction,
16180 vectorizable_live_operation, vect_transform_loop): Likewise.
16181 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16182 skip evolution analysis if analyzing a basic block.
16183 (dr_analyze_indices): Likewise.
16184 (initialize_data_dependence_relation): Skip the test whether the
16185 object is invariant for basic blocks.
16186 (compute_all_dependences): Skip dependence analysis for data
16187 references in basic blocks.
16188 (find_data_references_in_stmt): Don't fail in case of invariant
16189 access in basic block.
16190 (find_data_references_in_bb): New function.
16191 (find_data_references_in_loop): Move code to
16192 find_data_references_in_bb and add a call to it.
16193 (compute_data_dependences_for_bb): New function.
16194 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16195 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16197 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16198 unknown dependence in basic block and fail in case of dependence in
16200 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16201 dependence instances from either loop or basic block vectorization
16203 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16204 before calling nested_in_vect_loop_p.
16205 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16206 dependence instances from either loop or basic block vectorization
16208 (vect_verify_datarefs_alignment): Likewise.
16209 (vect_enhance_data_refs_alignment): Adjust function calls.
16210 (vect_analyze_data_refs_alignment): Likewise.
16211 (vect_analyze_group_access): Fix printing. Skip different checks if
16212 DR_STEP is 0. Keep strided stores either in loop or basic block
16213 vectorization data structure. Fix indentation.
16214 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16216 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16217 dependence instances from either loop or basic block vectorization
16219 (vect_analyze_data_refs): Update comment. Call
16220 compute_data_dependences_for_bb to analyze basic blocks.
16221 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16222 case of loop vectorization. In case of basic block vectorization use
16223 data-ref itself as a base.
16224 (vect_create_data_ref_ptr): In case of basic block vectorization:
16225 don't advance the pointer, add new statements before the current
16226 statement. Adjust function calls.
16227 (vect_supportable_dr_alignment): Support only aligned accesses in
16228 basic block vectorization.
16229 * common.opt (ftree-slp-vectorize): New flag.
16230 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16231 (vect_pattern_recog_1): Likewise.
16232 * tree-vect-stmts.c (process_use): Likewise.
16233 (vect_init_vector): Add new statements in the beginning of the basic
16234 block in case of basic block SLP.
16235 (vect_get_vec_def_for_operand): Adjust function calls.
16236 (vect_finish_stmt_generation): Likewise.
16237 (vectorizable_call): Add assert that it is loop vectorization, adjust
16239 (vectorizable_conversion, vectorizable_assignment): Likewise.
16240 (vectorizable_operation): In case of basic block SLP, take
16241 vectorization factor from statement's type and skip the relevance
16242 check. Adjust function calls.
16243 (vectorizable_type_demotion): Add assert that it is loop
16244 vectorization, adjust function calls.
16245 (vectorizable_type_promotion): Likewise.
16246 (vectorizable_store): Check for outer loop only in case of loop
16247 vectorization. Adjust function calls. For basic blocks, skip the
16248 relevance check and don't advance pointers.
16249 (vectorizable_load): Likewise.
16250 (vectorizable_condition): Add assert that it is loop vectorization,
16251 adjust function calls.
16252 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16253 that it is not reduction, get vector type, call only supported
16254 functions, skip loop specific parts.
16255 (vect_transform_stmt): Check for outer loop only in case of loop
16257 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16258 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16259 for external definition.
16260 * passes.c (pass_slp_vectorize): New pass.
16261 * tree-vect-slp.c (find_bb_location): New function.
16262 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16263 check for patterns only in loops.
16264 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16265 case of multiple types in basic block SLP.
16266 (vect_mark_slp_stmts_relevant): New function.
16267 (vect_supported_load_permutation_p): Fix comment.
16268 (vect_analyze_slp_instance): Add argument. In case of basic block
16269 SLP, take vectorization factor from statement's type, check that
16270 unrolling factor is 1. Adjust function call. Save SLP instance in
16271 either loop or basic block vectorization structure. Return FALSE,
16273 (vect_analyze_slp): Add argument. Get strided stores groups from
16274 either loop or basic block vectorization structure. Return FALSE
16275 if basic block SLP failed.
16276 (new_bb_vec_info): New function.
16277 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16278 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16279 (vect_schedule_slp): Add argument. Get SLP instances from either
16280 loop or basic block vectorization structure. Set vectorization factor
16281 to be 1 for basic block SLP.
16282 (vect_slp_transform_bb): New function.
16283 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16285 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16287 * final.c (shorten_branches): Do not align labels for jump tables.
16288 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16290 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16292 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16293 Remove outdated reference to flow.c and fix nits.
16294 * doc/gccint.texi: Tweak RTL description.
16295 * doc/rtl.texi: Likewise.
16297 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16299 * config/avr/avr.c: Change my email address.
16300 * config/avr/avr.h: Likewise.
16301 * config/avr/avr.md: Likewise.
16302 * config/avr/avr-protos.h: Likewise.
16303 * config/avr/libgcc.S: Likewise.
16305 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16307 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16308 (spu_split_load, spu_split_store): Change return type to int.
16309 (spu_split_convert): Declare.
16310 * config/spu/predicates.md (spu_mem_operand): Remove.
16311 (spu_mov_operand): Update.
16312 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16313 * config/spu/spu.c (regno_aligned_for_load): Remove.
16314 (reg_aligned_for_addr, spu_expand_load): Define.
16315 (spu_expand_extv): Reimplement and handle MEM.
16316 (spu_expand_insv): Handle MEM.
16317 (spu_sched_reorder): Handle insn's with length 0.
16318 (spu_legitimate_address_p): Reimplement.
16319 (store_with_one_insn_p): Return TRUE for any mode with size
16320 larger than 16 bytes.
16321 (address_needs_split): Define.
16322 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16324 (spu_convert_move): Define.
16325 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16326 (spu_split_store): Change all MEM's to TImode.
16327 (spu_init_expanders): Preallocate registers that correspond to
16328 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16330 (spu_split_convert): Define.
16331 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16332 (_move<mode>, _movdi, _movti): Update predicate and condition.
16333 (load, store): Change to define_split.
16334 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16336 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16337 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16338 define_insn_and_split of lshr<mode>3.
16339 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16340 (<v>ashr<mode>3_imm): Define.
16341 (extv, extzv, insv): Allow MEM operands.
16342 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16343 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16344 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16345 (_spu_convert2): Change to define_insn_and_split and remove the
16346 corresponding define_peephole2.
16347 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16348 Change predicates to memory_operand.
16350 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16352 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16354 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16356 PR tree-optimization/40219
16357 * tree.c (iterative_hash_expr): Make sure the builtin function is
16358 a normal builtin function and not a front end or back end builtin
16359 before indexing into the built_in_decls array.
16361 2009-05-22 Richard Guenther <rguenther@suse.de>
16363 PR middle-end/38964
16364 * alias.c (write_dependence_p): Do not use TBAA for answering
16365 anti-dependence or output-dependence.
16366 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16367 (emit_pointer_definition): Remove.
16368 (emit_alias_warning): Likewise.
16369 (find_what_var_points_to): Remove TBAA pruning code.
16370 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16372 (compute_points_to_sets): Remove code computing the set of
16373 dereferenced pointers.
16374 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16375 oracle for querying anti and output dependencies.
16376 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16377 if TBAA may be applied.
16378 (refs_anti_dependent_p): New function.
16379 (refs_output_dependent_p): Likewise.
16380 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16381 (refs_output_dependent_p): Likewise.
16382 * doc/tree-ssa.texi (Memory model): New section.
16383 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16384 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16385 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16386 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16387 * expr.c (expand_expr_real_1): Likewise.
16388 * gimple-low.c (lower_stmt): Likewise.
16389 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16390 (dump_gimple_cdt): Remove.
16391 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16392 (gimple_size): Likewise.
16393 (walk_gimple_op): Likewise.
16394 (is_gimple_stmt): Likewise.
16395 (walk_stmt_load_store_addr_ops): Likewise.
16396 (gimple_build_cdt): Remove.
16397 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16398 * gimple.h (gimple_cdt_new_type): Remove.
16399 (gimple_cdt_new_type_ptr): Likewise.
16400 (gimple_cdt_set_new_type): Likewise.
16401 (gimple_cdt_location): Likewise.
16402 (gimple_cdt_location_ptr): Likewise.
16403 (gimple_cdt_set_location): Likewise.
16404 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16405 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16406 GIMPLE_CHANGE_DYNAMIC_TYPE.
16407 (verify_types_in_gimple_stmt): Likewise.
16408 * tree-inline.c (estimate_num_insns): Likewise.
16409 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16410 (copy_decl_to_var): Likewise.
16411 (copy_result_decl_to_var): Likewise.
16412 * tree-pretty-print.c (dump_generic_node): Do not handle
16413 CHANGE_DYNAMIC_TYPE_EXPR.
16414 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16415 * tree-ssa-operands.c (get_expr_operands): Likewise.
16416 * tree-ssa-structalias.c (struct variable_info): Remove
16417 no_tbaa_pruning member.
16418 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16419 (unify_nodes): Do not copy it.
16420 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16421 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16422 (set_uids_in_ptset): Do not check it.
16423 (find_what_var_points_to): Likewise.
16424 (compute_tbaa_pruning): Remove.
16425 (compute_points_to_sets): Do not call it.
16426 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16427 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16428 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16429 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16430 (DECL_NO_TBAA_P): Likewise.
16431 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16432 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16433 (expand_omp_atomic_pipeline): Do not set it.
16434 * print-tree.c (print_node): Do not dump it.
16435 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16438 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16441 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16444 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16446 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16449 2009-05-22 Ben Elliston <bje@au.ibm.com>
16451 * Makefile.in (bversion.h, s-bversion): New targets.
16452 (TOPLEV_H): Add bversion.h.
16453 * toplev.h: Include "bversion.h".
16454 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16455 the __format__ attribute only if compiling with the same version
16456 of GCC as the sources (the "build version").
16458 2009-05-22 Ben Elliston <bje@au.ibm.com>
16460 * c-format.c (handle_format_attribute): Fix comment typo.
16462 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16465 * config/ia64/ia64.opt (mfused-madd): New.
16466 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16467 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16468 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16469 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16470 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16471 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16472 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16473 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16474 instruction if !TARGET_FUSED_MADD.
16475 (fpma, fpms): Remove colon from name.
16477 2009-05-22 Richard Guenther <rguenther@suse.de>
16479 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16480 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16481 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16483 (create_expression_by_pieces): Only convert if necessary.
16484 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16485 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16487 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16489 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16490 regular pattern from a template and rename it ...
16491 (*extzv_truncsi_exts): ... to this.
16493 2009-05-21 Richard Guenther <rguenther@suse.de>
16495 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16496 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16497 (cgraph_default_inline_p): Likewise.
16498 (cgraph_decide_inlining_incrementally): Likewise.
16500 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16501 Uros Bizjak <ubizjak@gmail.com>
16503 * config/i386/cpuid.h (bit_MOVBE): New.
16505 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16507 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16508 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16509 (ix86_handle_option): Handle OPT_mmovbe.
16510 (ix86_target_string): Add -mmovbe.
16511 (pta_flags): Add PTA_MOVBE.
16512 (processor_alias_table): Add PTA_MOVBE to "atom".
16513 (override_options): Handle PTA_MOVBE.
16515 * config/i386/i386.h (TARGET_MOVBE): New.
16517 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16518 (*bswapsi_movbe): New.
16519 (*bswapdi_movbe): Likewise.
16520 (bswapdi2): Renamed to ...
16521 (*bswapdi_1): This.
16522 (bswapdi2): New expander.
16524 * config/i386/i386.opt (mmovbe): New.
16526 * doc/invoke.texi: Document -mmovbe.
16528 2009-05-21 Taras Glek <tglek@mozilla.com>
16530 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16531 * gcc-plugin.h (plugin_init): Updated signature.
16532 * gcc-plugin.h (plugin_name_args): Moved to this header.
16533 * doc/plugins.texi (plugin_init): Updated documention to reflect
16535 * doc/plugins.texi (plugin_name_args): Added to documention.
16537 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16539 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16540 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16542 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16544 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16545 JUMP_TABLE_DATA_P predicates where applicable.
16546 * config/i386/predicates.md: Ditto.
16547 * config/i386/sse.md: Ditto.
16549 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16551 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16552 operand2 -128 override length_immediate attribute to 1.
16553 * config/i386/predicates.md (constm128_operand): New predicate.
16555 * config/i386/i386.c (memory_address_length): Handle %r12
16556 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16558 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16559 mode look through optional ZERO_EXTEND and SUBREG.
16560 * config/i386/i386.md (R12_REG): New define_constant.
16561 (prefix_data16): For sse unit set also for MODE_TI insns.
16562 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16563 insns set if operand 1 is ext_QIreg_operand.
16564 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16565 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16567 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16568 mode from MODE_DI to MODE_SI.
16569 (movdi_1_rex64): Override modrm and length_immediate attributes
16570 only for movabs (TYPE_IMOV, alternative 2).
16571 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16572 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16573 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16574 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16575 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16576 prefix_rex attribute if DImode.
16577 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16578 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16579 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16580 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16581 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16582 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16583 Likewise. For TYPE_IMOV clear length_immediate attribute.
16584 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16585 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16586 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16587 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16588 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16589 or one operand TYPE_ISHIFT.
16590 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16591 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16592 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16593 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16594 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16595 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16596 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16597 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16598 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16599 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16600 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16601 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16602 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16603 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16604 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16605 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16606 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16607 set mode attribute, don't override length attribute.
16608 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16610 (return_internal_long): Set length attribute to 2 instead of 1.
16611 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16612 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16613 prefix_rex attribute.
16614 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16616 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16618 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16620 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16622 2009-05-20 Ian Lance Taylor <iant@google.com>
16624 * tree.c (build_tree_list_vec_stat): New function.
16625 (ctor_to_vec): New function.
16626 (build_nt_call_vec): New function.
16627 (build_call_array): Change args to be a const pointer.
16628 (build_call_vec): New function.
16629 * tree.h (build_nt_call_vec): Declare.
16630 (build_tree_list_vec_stat): Declare.
16631 (build_tree_list_vec): Define.
16632 (build_call_array): Update declaration.
16633 (build_call_vec): Declare.
16634 (ctor_to_vec): Declare.
16635 * c-common.c (tree_vector_cache): New static variable.
16636 (make_tree_vector): New function.
16637 (release_tree_vector): New function.
16638 (make_tree_vector_single): New function.
16639 (make_tree_vector_copy): New function.
16640 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16641 (make_tree_vector_single, make_tree_vector_copy): Declare.
16642 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16643 (c_parser_expr_list): Don't manage cache here, instead call
16645 (c_parser_release_expr_list): Remove static function.
16646 (c_parser_vec_to_tree_list): Remove static function.
16647 (c_parser_attributes): Call build_tree_list_vec instead of
16648 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16649 c_parser_release_expr_list.
16650 (c_parser_postfix_expression_after_primary): Likewise.
16651 (c_parser_objc_keywordexpr): Likewise.
16653 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16655 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16656 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16657 TARGET_CONVERT_TO_TYPE.
16658 * hooks.c (hook_tree_const_tree_null): Define.
16659 * hooks.h (hook_tree_const_tree_null): Declare.
16660 * target.h (struct gcc_target): Add invalid_parameter_type,
16661 invalid_return_type, promoted_type, and convert_to_type fields.
16662 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16663 (TARGET_INVALID_RETURN_TYPE): Define.
16664 (TARGET_PROMOTED_TYPE): Define.
16665 (TARGET_CONVERT_TO_TYPE): Define.
16666 (TARGET_INITIALIZER): Update for new fields.
16667 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16668 (grokparms): Check targetm.invalid_parameter_type.
16669 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16670 * c-convert.c (convert): Check targetm.convert_to_type.
16672 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16674 * config/mips/mips.md (*extenddi_truncate<mode>,
16675 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16677 (*extendhi_truncateqi): New define_insn_and_sptit.
16679 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16681 PR middle-end/40204
16682 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16683 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16685 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16687 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16688 the operand of VIEW_CONVERT_EXPR.
16690 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16692 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16693 extended family and model for Intel processors. Support Intel Atom.
16695 2009-05-20 Olivier Hainque <hainque@adacore.com>
16697 * gstab.h (stab_code_type): Define, to be used instead of the
16698 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16700 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16701 occurrences by stab_code_type.
16702 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16704 2009-05-20 Martin Jambor <mjambor@suse.cz>
16706 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16707 (sra_insert_before): Likewise.
16708 (sra_insert_after): Likewise.
16709 (sra_init_cache): Likewise.
16710 (sra_type_can_be_decomposed_p): Likewise.
16711 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16712 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16713 (sra_insert_before): Likewise.
16714 (sra_insert_after): Likewise.
16715 (sra_init_cache): Likewise.
16716 (insert_edge_copies_seq): Made static and moved upwards.
16718 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16721 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16723 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16724 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16727 2009-05-20 Richard Guenther <rguenther@suse.de>
16729 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16730 with mismatched comparison modes.
16732 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16734 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16735 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16736 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16737 with shifts for Thumb2.
16738 (orsi_notsi): New for orn.
16739 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16740 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16741 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16742 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16743 Don't invert remainder for IOR.
16745 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16747 PR tree-optimization/40087
16748 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16749 number_of_iterations_ne): Rename never_infinite argument.
16750 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16751 number_of_iterations_le): Handle pointer-type ivs when
16752 exit_must_be_taken is false.
16753 (number_of_iterations_cond): Do not always assume that
16754 exit_must_be_taken if the control variable is a pointer.
16756 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16758 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16759 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16761 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16763 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16764 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16766 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16769 * c.opt (Wlogical-op): Disabled by default.
16770 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16772 * doc/invoke.texi (Wlogical-op): Likewise.
16774 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16776 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16778 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16779 Propagate the type of the first operand.
16780 <ASSERT_EXPR>: Simplify.
16781 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16782 Rewrite using the RHS code as discriminant.
16783 <NOP_EXPR>: Turn into CASE_CONVERT.
16784 <PLUS_EXPR>: Propagate the type of the first operand.
16786 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16788 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16789 (ia64_dconst_0_375): New.
16790 * config/ia64/ia64.c (ia64_override_options): Remove
16791 -minline-sqrt-min-latency warning.
16792 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16793 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16794 * config/ia64/ia64.md (*sqrt_approx): Remove.
16795 (sqrtsf2): Remove #if 0.
16796 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16797 (sqrtdf): Remove assert.
16798 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16799 (sqrtxf2): Remove #if 0.
16800 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16801 * div.md (sqrt_approx_rf): New.
16802 (sqrtsf2_internal_thr): New implementation.
16803 (sqrtsf2_internal_lat): New.
16804 (sqrtdf2_internal_thr: New implementation.
16805 (sqrtxf2_internal): New implementation.
16807 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16808 Hans-Peter Nilsson <hp@axis.com>
16810 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16811 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16812 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16813 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16814 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16815 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16816 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16817 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16818 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16819 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16820 * c-common.c: ...from here.
16822 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16824 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16826 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16828 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16830 2009-05-19 Ben Elliston <bje@au.ibm.com>
16832 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16833 assignments with memcpy calls.
16834 (add_fdes): Likewise.
16835 (binary_search_unencoded_fdes): Likewise.
16836 (linear_search_fdes): Eliminate type puns.
16838 2009-05-19 Richard Guenther <rguenther@suse.de>
16840 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16841 not falsely claim to have propagated into all uses.
16843 2009-05-19 Ben Elliston <bje@au.ibm.com>
16845 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16848 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16850 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16851 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16852 (TARGET_LEGITIMATE_ADDRESS_P): New.
16853 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16854 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16856 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16859 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16860 child of the containing namespace's DIE.
16862 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16864 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16865 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16866 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16869 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16872 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16873 gen_align with gen_pad.
16874 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16875 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16877 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16878 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16880 * config/i386/i386.md (align): Renamed to ...
16881 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16882 ASM_OUTPUT_MAX_SKIP_PAD.
16884 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16886 * config.gcc: Fix variable syntax.
16889 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16890 before calling exact_log2.
16891 (output_iorsi3): Likewise.
16892 (output_xorsi3): Likewise.
16894 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16896 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16897 for the none zero constant operand except for EQ and NE
16898 comprisons even when the first operand is R0.
16900 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16902 * config/s390/2064.md: Remove trailing whitespaces.
16903 * config/s390/2084.md: Likewise.
16904 * config/s390/constraints.md: Likewise.
16905 * config/s390/fixdfdi.h: Likewise.
16906 * config/s390/libgcc-glibc.ver: Likewise.
16907 * config/s390/s390-modes.def: Likewise.
16908 * config/s390/s390-protos.h: Likewise.
16909 * config/s390/s390.c: Likewise.
16910 * config/s390/s390.h: Likewise.
16911 * config/s390/s390.md: Likewise.
16912 * config/s390/tpf-unwind.h: Likewise.
16914 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16916 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16918 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16921 * configure.ac (m68k-*-*): Check if binutils support TLS.
16922 * configure: Regenerate.
16923 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16924 * config/m68k/constraints.md (Cu): New constraint.
16925 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16926 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16927 (movsi): Handle TLS symbols.
16928 (addsi3_5200): Handle XTLS symbols, indent.
16929 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16930 (m68k_tls_reference_p): Declare.
16931 (m68k_legitimize_address): Declare.
16932 (m68k_unwrap_symbol): Declare.
16933 * config/m68k/m68k.opt (mxtls): New option.
16934 * config/m68k/m68k.c (ggc.h): Include.
16935 (m68k_output_dwarf_dtprel): Implement hook.
16936 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16937 (m68k_expand_prologue): Load GOT pointer when function needs it.
16938 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16939 (m68k_legitimate_constant_address_p): Same.
16940 (m68k_decompose_address): Handle TLS references.
16941 (m68k_get_gp): New static function.
16942 (enum m68k_reloc): New contants.
16943 (TLS_RELOC_P): New macro.
16944 (m68k_wrap_symbol): New static function.
16945 (m68k_unwrap_symbol): New function.
16946 (m68k_final_prescan_insn_1): New static function.
16947 (m68k_final_prescan_insn): New function.
16948 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16950 (legitimize_pic_address): Handle TLS references..
16951 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16952 (m68k_libcall_value_in_a0_p)
16953 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16954 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16955 (m68k_legitimize_tls_address): Handle TLS references.
16956 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16958 (m68k_legitimize_address): Handle TLS symbols.
16959 (m68k_get_reloc_decoration): New static function.
16960 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16962 (m68k_output_dwarf_dtprel): Implement hook.
16963 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16964 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16965 m68k_call_* routines.
16966 (sched_attr_op_type): Handle TLS symbols.
16967 (gt-m68k.h): Include.
16968 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16969 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16971 2009-05-18 Martin Jambor <mjambor@suse.cz>
16973 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16974 (visit_store_addr_for_mod_analysis): New function.
16975 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16976 (determine_cst_member_ptr): Use gimple_assign_single_p.
16977 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16978 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16979 operands. Don't check number of operands of a NOP_EXPR.
16981 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16983 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16985 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16988 * c-common.c (warn_logical_operator): Don't warn if one of
16989 expression isn't always true or false.
16991 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16993 * config/i386/biarch32.h: New file.
16994 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16996 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16998 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16999 *zero_extend<mode>_truncqi): Merge these into ...
17000 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17001 Name the pattern following this as *zero_extendhi_truncqi.
17003 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17005 PR middle-end/39301
17006 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17007 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17008 (output_info): Make field HOST_WIDEST_INT.
17009 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17010 (dump_bitmat_statistics): Same.
17012 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17014 * config.gcc (use_gcc_stdint): Set to wrap.
17015 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17016 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17017 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17018 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17019 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17020 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17021 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17022 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17024 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17026 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17028 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17029 Move definitions earlier.
17030 (OPT_ARCH64, OPT_ARCH32): Define.
17031 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17034 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17037 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17040 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17042 * arm.md (movdi2): Copy non-reg values to DImode registers.
17044 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17047 * final.c (label_to_max_skip): New function.
17048 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17049 CODE_LABEL_NUMBER <= max_labelno.
17050 * output.h (label_to_max_skip): New prototype.
17051 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17052 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17053 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17054 Handle CODE_LABELs with >= 16 byte alignment or with
17055 max_skip == (1 << align) - 1.
17056 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17057 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17060 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17061 .p2align 3 if MAX_SKIP is smaller than 7.
17062 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17064 2009-05-15 Ian Lance Taylor <iant@google.com>
17066 * alias.c (struct alias_set_entry_d): Rename from struct
17067 alias_set_entry. Change all uses.
17068 * except.c (struct call_site_record_d): Rename from struct
17069 call_site_record. Change all uses.
17070 * except.h (struct eh_region_d): Rename from struct eh_region.
17072 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17074 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17075 ivtype_map_elt. Change all uses.
17076 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17078 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17079 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17081 (struct sese_d): Rename from struct sese. Change all uses.
17082 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17083 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17084 * optabs.h (struct optab_d): Rename from struct optab. Change all
17086 (struct convert_optab_d): Rename from struct convert_optab.
17088 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17089 ipa_opt_pass. Change all uses.
17090 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17093 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17094 defined as a typedef.
17095 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17098 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17101 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17103 (merge_ranges): Returns bool.
17104 * tree.h (make_range): .. to here.
17105 (build_range_check): Likewise.
17106 (merge_ranges): Likewise. Renamed from merge_ranges.
17107 * c-typeck.c (parser_build_binary_op): Update calls to
17108 warn_logical_operator.
17109 * c-common.c (warn_logical_operator): Add new warning.
17110 * c-common.h (warn_logical_operator): Update declaration.
17112 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17114 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17116 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17118 * doc/install.texi: Document MPC requirements, flags etc.
17120 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17121 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17122 Evaluate constant arguments.
17123 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17124 (fold_builtin_1): Likewise, also evaluate constant arguments.
17125 Remove superfluous break.
17126 (do_mpc_ckconv): New.
17127 * real.h: Include mpc.h.
17128 * toplev.c (print_version): Output MPC version info if available.
17130 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17132 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17134 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17136 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17139 2009-05-15 Jan Hubicka <jh@suse.cz>
17141 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17142 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17143 (try_inline): Fix return value.
17144 (cgraph_decide_inlining_incrementally): Honor new value.
17145 (cgraph_early_inlining): Handle indirect inlining.
17146 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17148 2009-05-15 Jan Hubicka <jh@suse.cz>
17150 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17151 * cgraphunit.c (cgraph_finalize_function): Set it.
17152 (cgraph_expand_function): Use it.
17154 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17156 * real.c (encode_ieee_half): Define.
17157 (decode_ieee_half): Define.
17158 (ieee_half_format): Define.
17159 (arm_half_format): Define.
17160 * real.h (ieee_half_format): Declare.
17161 (arm_half_format): Declare.
17163 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17165 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17166 swapped, and reversed optabs exist before trying to use them.
17168 2009-05-15 Paul Brook <paul@codesourcery.com>
17169 Sandra Loosemore <sandra@codesourcery.com>
17171 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17172 loads. Allow PRE_DEC.
17173 (output_move_neon): Handle PRE_DEC.
17174 (arm_print_operand): Add 'A' for neon structure loads.
17175 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17176 * config/arm/neon.md (neon_mov): Update comment.
17177 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17179 (Um): New constraint.
17181 2009-05-15 Jan Hubicka <jh@suse.cz>
17183 Revert the following patch until testsuite fallout is fixed:
17184 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17185 * cgraph.h (struct inline_summary): New filed self_wize,
17186 size_inlining_benefit, self_time and time_inlining_benefit.
17187 (struct cgraph_global_info): Replace insns by time ans size fields.
17188 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17189 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17190 (ipcp_update_callgraph): Do not touch function bodies.
17191 * ipa-inline.c: Include except.h
17192 (MAX_TIME): New constant.
17193 (overall_insns): Remove
17194 (overall_size, max_benefit): New static variables.
17195 (cgraph_estimate_time_after_inlining): New function.
17196 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17197 (cgraph_clone_inlined_nodes): Update size.
17198 (cgraph_mark_inline_edge): Update size.
17199 (cgraph_estimate_growth): Use size info.
17200 (cgraph_check_inline_limits): Check size.
17201 (cgraph_default_inline_p): Likewise.
17202 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17203 (cgraph_decide_recursive_inlining): Check size.
17204 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17206 (cgraph_decide_inlining): Likewise.
17207 (cgraph_decide_inlining_incrementally): Likewise; honor
17208 PARAM_EARLY_INLINING_INSNS.
17209 (likely_eliminated_by_inlining_p): New predicate.
17210 (estimate_function_body_sizes): New function.
17211 (compute_inline_parameters): Use it.
17212 * except.c (must_not_throw_labels): New function.
17213 * except.h (must_not_throw_labels): Declare.
17214 * tree-inline.c (init_inline_once): Kill inlining_weigths
17215 * tree-ssa-structalias.c: Avoid uninitialized warning.
17216 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17217 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17218 (PARAM_INLINE_CALL_COST): Remove.
17219 (PARAM_EARLY_INLINING_INSNS): New.
17221 2009-05-15 Richard Guenther <rguenther@suse.de>
17223 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17224 not TODO_update_ssa.
17226 2009-05-15 Richard Guenther <rguenther@suse.de>
17228 PR tree-optimization/39999
17229 * gimple.h (gimple_expr_type): Use the expression type looking
17230 through useless conversions.
17231 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17232 (vn_nary_op_insert_stmt): Likewise.
17233 (simplify_binary_expression): Likewise.
17235 2009-05-15 Richard Guenther <rguenther@suse.de>
17237 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17238 New options, enabled by default.
17239 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17241 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17242 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17243 * tree-ssa-structalias.c (gate_tree_pta): New function.
17244 (pass_build_alias): Use it.
17246 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17248 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17249 recurse on an invariant address if a conversion from a pointer
17250 type to a wider integer type is involved.
17252 2009-05-15 Jan Hubicka <jh@suse.cz>
17254 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17255 * cgraph.h (struct inline_summary): New filed self_wize,
17256 size_inlining_benefit, self_time and time_inlining_benefit.
17257 (struct cgraph_global_info): Replace insns by time ans size fields.
17258 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17259 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17260 (ipcp_update_callgraph): Do not touch function bodies.
17261 * ipa-inline.c: Include except.h
17262 (MAX_TIME): New constant.
17263 (overall_insns): Remove
17264 (overall_size, max_benefit): New static variables.
17265 (cgraph_estimate_time_after_inlining): New function.
17266 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17267 (cgraph_clone_inlined_nodes): Update size.
17268 (cgraph_mark_inline_edge): Update size.
17269 (cgraph_estimate_growth): Use size info.
17270 (cgraph_check_inline_limits): Check size.
17271 (cgraph_default_inline_p): Likewise.
17272 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17273 (cgraph_decide_recursive_inlining): Check size.
17274 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17276 (cgraph_decide_inlining): Likewise.
17277 (cgraph_decide_inlining_incrementally): Likewise; honor
17278 PARAM_EARLY_INLINING_INSNS.
17279 (likely_eliminated_by_inlining_p): New predicate.
17280 (estimate_function_body_sizes): New function.
17281 (compute_inline_parameters): Use it.
17282 * except.c (must_not_throw_labels): New function.
17283 * except.h (must_not_throw_labels): Declare.
17284 * tree-inline.c (init_inline_once): Kill inlining_weigths
17285 * tree-ssa-structalias.c: Avoid uninitialized warning.
17286 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17287 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17288 (PARAM_INLINE_CALL_COST): Remove.
17289 (PARAM_EARLY_INLINING_INSNS): New.
17290 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17291 (inline-call-cost): Remove.
17292 (early-inlining-insns): New.
17294 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17296 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17298 (print_int_cst_bounds_in_octal_p): Likewise.
17299 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17301 * dwarf2out.c (base_type_die): Likewise.
17302 (is_subrange_type): Delete.
17303 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17304 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17305 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17306 if the destination type is boolean.
17307 (build_range_check): Do not special-case subtypes.
17308 (fold_sign_changed_comparison): Likewise.
17309 (fold_unary): Likewise.
17310 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17311 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17312 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17313 * tree.c (subrange_type_for_debug_p): New predicate based on the
17314 former is_subrange_type.
17315 * tree.h (subrange_type_for_debug_p): Declare.
17316 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17317 (convert_affine_scev): Remove call to above function.
17318 (chrec_convert_aggressive): Likewise.
17319 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17320 false for conversions involving subtypes.
17321 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17322 (vrp_val_min): Likewise.
17323 (needs_overflow_infinity): Likewise.
17324 (extract_range_from_unary_expr): Likewise.
17326 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17328 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17329 * config/frv/frv.c: Likewise.
17330 * config/s390/s390.c: Likewise.
17331 * config/sparc/sparc.h: Likewise.
17332 * config/i386/i386.h: Likewise.
17333 * config/i386/i386.c: Likewise.
17334 * config/crx/crx.c: Likewise.
17335 * config/m68hc11/m68hc11.h: Likewise.
17336 * config/iq2000/iq2000.c: Likewise.
17337 * config/mn10300/mn10300.h: Likewise.
17338 * config/mn10300/mn10300.c: Likewise.
17339 * config/m68k/m68k.c: Likewise.
17340 * config/rs6000/rs6000.c: Likewise.
17341 * config/rs6000/xcoff.h: Likewise.
17342 * config/rs6000/linux64.h: Likewise.
17343 * config/rs6000/sysv4.h: Likewise.
17344 * config/score/score3.c: Likewise.
17345 * config/score/score7.c: Likewise.
17346 * config/score/score.c: Likewise.
17347 * config/arm/arm.md: Likewise.
17348 * config/mips/mips.c: Likewise.
17349 * config/mips/mips.md: Likewise.
17350 * config/bfin/bfin.h: Likewise.
17351 * config/pa/pa.c: Likewise.
17352 * config/pa/constraints.md: Likewise.
17354 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17355 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17356 * config/pdp11/pdp11.h: Use memory_address_p instead.
17358 2009-05-14 Ian Lance Taylor <iant@google.com>
17360 * passes.c (finish_optimization_passes): Change i to int.
17361 * plugin.c (plugins_active_p): Change event to int.
17362 (dump_active_plugins): Likewise.
17363 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17365 * tree.c (tree_range_check_failed): Change c to unsigned int.
17366 (omp_clause_range_check_failed): Likewise.
17367 (build_common_builtin_nodes): Change mode to int. Add cast.
17368 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17369 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17371 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17372 ++ or -- with a variable of enum type.
17374 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17377 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17379 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17381 * store-motion.c: Do not include params.h
17382 * Makefile.in: Fix dependencies for various files.
17384 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17386 * auto-inc-dec.c: Fix pass description, remove apparent
17387 accidental duplication.
17389 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17391 PR middle-end/40147
17392 * ipa-utils.h (memory_identifier_string): Moved to ...
17393 * tree.h (memory_identifier_string): Here. Add GTY(()).
17395 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17397 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17398 in the former documentation of...
17399 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17400 * ira-conflicts.c (get_dup_num): Use address_operand.
17401 * targhooks.c (default_legitimate_address_p): New.
17402 * targhooks.h (default_legitimate_address_p): New.
17403 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17405 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17406 * target.h (struct target): Add legitimate_address_p.
17407 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17408 (TARGET_INITIALIZER): Include it.
17410 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17411 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17412 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17413 (TARGET_LEGITIMATE_ADDRESS_P): New.
17415 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17416 (REG_OK_STRICT_P): Delete.
17417 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17418 (frv_legitimate_address_p_1): ... this.
17419 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17420 (frv_legitimate_address_p_1): ... the renamed old
17421 frv_legitimate_address_p.
17422 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17423 (TARGET_LEGITIMATE_ADDRESS_P): New.
17425 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17426 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17427 * config/s390/s390.c (legitimate_address_p): Rename to...
17428 (s390_legitimate_address_p): ... this, make static.
17429 (legitimize_address): Adjust call.
17430 (TARGET_LEGITIMATE_ADDRESS_P): New.
17431 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17433 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17434 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17435 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17436 (TARGET_LEGITIMATE_ADDRESS_P): New.
17438 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17439 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17440 * config/spu/spu.c (spu_legitimate_address): Rename to...
17441 (spu_legitimate_address_p): ... this, make static.
17442 (TARGET_LEGITIMATE_ADDRESS_P): New.
17444 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17445 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17446 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17447 (sparc_legitimate_address_p): ... this, make static and return bool.
17448 (legitimize_address): Adjust call.
17449 (TARGET_LEGITIMATE_ADDRESS_P): New.
17451 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17452 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17453 * config/i386/i386.c (legitimate_address_p): Rename to...
17454 (ix86_legitimate_address_p): ... this, make static.
17455 (constant_address_p): Move after it, adjust call.
17456 (TARGET_LEGITIMATE_ADDRESS_P): New.
17458 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17459 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17460 * config/avr/avr.c (legitimate_address_p): Rename to...
17461 (avr_legitimate_address_p): ... this, make static.
17462 (legitimize_address): Adjust call.
17463 (TARGET_LEGITIMATE_ADDRESS_P): New.
17465 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17466 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17467 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17468 (TARGET_LEGITIMATE_ADDRESS_P): New.
17470 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17471 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17472 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17473 (TARGET_LEGITIMATE_ADDRESS_P): New.
17475 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17476 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17478 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17480 (TARGET_LEGITIMATE_ADDRESS_P): New.
17482 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17483 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17485 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17487 (m68hc11_legitimate_address_p): ... this, make static.
17488 (go_if_legitimate_address_internal): Rename to...
17489 (m68hc11_legitimate_address_p_1): ... this.
17490 (legitimize_address): Adjust call.
17491 (TARGET_LEGITIMATE_ADDRESS_P): New.
17493 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17494 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17495 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17496 (TARGET_LEGITIMATE_ADDRESS_P): New.
17498 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17499 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17500 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17501 (mn10300_legitimate_address_p): ... this, make static.
17502 (TARGET_LEGITIMATE_ADDRESS_P): New.
17504 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17505 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17506 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17507 (TARGET_LEGITIMATE_ADDRESS_P): New.
17509 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17510 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17511 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17512 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17513 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17514 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17515 (rs6000_legitimate_address_p): ... this, make static.
17516 (TARGET_LEGITIMATE_ADDRESS_P): New.
17517 (REG_MODE_OK_FOR_BASE_P): Delete.
17518 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17520 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17521 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17523 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17524 static, adjust types.
17525 (TARGET_LEGITIMATE_ADDRESS_P): New.
17527 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17528 * config/score/score.c (score_address_p): Rename to...
17529 (score_legitimate_address_p): ... this.
17530 (TARGET_LEGITIMATE_ADDRESS_P): New.
17531 * config/score/score3.c (score3_address_p): Rename to...
17532 (score3_legitimate_address_p): ... this.
17533 * config/score/score7.c (score7_address_p): Rename to...
17534 (score7_legitimate_address_p): ... this.
17536 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17537 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17538 GO_IF_LEGITIMATE_ADDRESS): Delete.
17539 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17540 thumb2_legitimate_address_p): Delete.
17541 (arm_legitimate_address_p): Rename to...
17542 (arm_legitimate_address_outer_p): ... this.
17543 * config/arm/constraints.md ("Uq"): Adjust call.
17544 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17545 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17547 (arm_legitimate_address_outer_p): ... this.
17548 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17550 (TARGET_LEGITIMATE_ADDRESS_P): New.
17552 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17553 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17554 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17555 (TARGET_LEGITIMATE_ADDRESS_P): New.
17557 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17558 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17559 * config/vax/vax.c (legitimate_address_p): Rename to...
17560 (vax_legitimate_address_p): ... this, make static.
17561 (TARGET_LEGITIMATE_ADDRESS_P): New.
17563 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17564 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17565 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17566 (TARGET_LEGITIMATE_ADDRESS_P): New.
17568 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17569 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17570 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17571 (mmix_legitimate_address_p): ... this, make static.
17572 (TARGET_LEGITIMATE_ADDRESS_P): New.
17574 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17575 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17576 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17577 (TARGET_LEGITIMATE_ADDRESS_P): New.
17579 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17581 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17582 of MODE_COMPLEX_INT.
17584 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17586 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17587 LCT_NORMAL in function call.
17588 * mips-tdump.c (print_file_desc): Add cast to enum type.
17589 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17590 (mark_stabs): Add casts to enum types.
17591 (parse_stabs_common): Add casts to enum types.
17593 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17595 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17596 Check for invalid values of LETTER.
17598 2009-05-13 Taras Glek <tglek@mozilla.com>
17600 * attribs.c (register_attribute): moved out attribute registration
17601 into register_attribute.
17602 * doc/plugins.texi: Documented register_attribute and
17604 * gcc-plugin.h: Added forward decl for register_attribute.
17605 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17606 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17607 PLUGIN_ATTRIBUTES boilerplate.
17609 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17611 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17612 values even in sentinel and empty entries.
17613 (ms_printf_flag_specs): Likewise.
17614 (ms_scanf_flag_specs): Likewise.
17615 (ms_strftime_flag_specs): Likewise.
17616 (ms_print_char_table): Likewise.
17617 (ms_scan_char_table): Likewise.
17618 (ms_time_char_table): Likewise.
17620 2009-05-13 Doug Kwan <dougkwan@google.com>
17622 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17624 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17626 * config/mips/mips.md (store): Add attributes for QI and HI.
17628 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17629 (truncdi<mode>2): ... this new pattern.
17631 2009-05-13 Brad Hards <bradh@kde.org>
17633 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17635 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17636 Ben Elliston <bje@au.ibm.com>
17638 PR middle-end/40035
17639 * dse.c (check_mem_read_rtx): Guard against width == -1.
17641 2009-05-13 Michael Matz <matz@suse.de>
17643 PR middle-end/39976
17644 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17645 (trivially_conflicts_p): New function.
17646 (insert_backedge_copies): Use it.
17648 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17650 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17651 (handle_stdc_pragma): Use new enum constant names.
17652 (handle_pragma_float_const_decimal64): Ditto.
17654 2009-05-13 Ian Lance Taylor <iant@google.com>
17656 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17659 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17661 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17662 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17664 * config/m68k/m68k.h (FL_UCLINUX): Define.
17666 2009-05-13 Jan Hubicka <jh@suse.cz>
17668 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17670 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17672 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17673 unless -fschedule-insns is specified.
17675 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17678 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17679 TARGET_EXPAND_CBRANCHDI4.
17680 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17681 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17682 (cmpeqdi): Fix comment.
17684 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17686 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17687 (sh_legitimate_address_p): Likewise.
17688 * config/sh/sh.c (sh_legitimate_index_p): New.
17689 (sh_legitimate_address_p): Likewise.
17690 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17691 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17692 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17693 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17694 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17695 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17696 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17697 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17698 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17700 2009-05-12 Jan Hubicka <jh@suse.cz>
17702 * tree-inline.c (estimate_operator_cost): Add operands;
17703 when division happens by constant, it is cheap.
17704 (estimate_num_insns): Loads and stores are not having cost of 0;
17705 EH magic stuff is cheap; when computing runtime cost of switch,
17706 use log2 base of amount of its cases; builtin_expect has cost of 0;
17707 compute cost for moving return value of call.
17708 (init_inline_once): Initialize time_based flags.
17709 * tree-inline.h (eni_weights_d): Add time_based flag.
17711 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17713 * df-core.c: Update head documentation.
17715 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17718 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17719 shadowing exisiting variable op1.
17721 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17724 * config/i386/driver-i386.c (processor_signatures): New enum.
17725 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17726 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17727 processor signature to detect geode processor.
17729 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17733 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17735 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17736 causes spurious differences between trunk and cond-optab branch.
17738 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17740 * dojump.c (compare_from_rtx): Delete.
17741 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17742 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17743 if the comparison does not satisfy the predicate; test predicates for
17744 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17745 further if one existing pattern fails.
17746 * expr.h (compare_from_rtx): Delete.
17747 (prepare_operand): Declare it.
17748 * optabs.c: Change "lib call" to "libcall" throughout.
17749 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17750 HAVE_conditional_trap, emit_cmp_insn): Delete.
17751 (can_compare_p): Delete cmp_optab case.
17752 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17753 Accept other parameters by value.
17754 (prepare_operand): Make non-static.
17755 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17756 other parameters by value. Try to widen operands here based on
17757 an optab_methods argument and looking at cbranch_optab.
17758 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17759 loop. Use cbranch_optab directly.
17760 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17761 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17763 (emit_conditional_move, emit_conditional_add): Inline what's needed
17764 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17765 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17766 with COMPARE. Move cmov_optab and cstore_optab above
17767 with cbranch_optab, move cmp_optab down with ucmp_optab,
17768 remove tst_otpab. Do not initialize trap_rtx.
17769 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17770 for trap code. Do not check HAVE_conditional_trap. Use
17771 prepare_cmp_insn. Accept no predicate for operand 3.
17772 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17773 (OTI_ctrap, ctrap_optab): New.
17774 (tst_optab): Delete.
17775 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17776 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17777 with lookup of ctrap_optab.
17778 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17780 (ctrap_optab): New.
17782 * combine.c (combine_simplify_rtx, simplify_set): Do not
17783 special case comparing against zero for cc0 machines.
17784 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17785 COMPARE on cc0 machines.
17786 (simplify_relational_operation): Return a new expression when
17787 a COMPARE could be removed.
17788 * final.c (final_scan_insn): Compare cc_status values
17789 against LHS of a (compare FOO (const_int 0)) cc0 source.
17790 Also check if cc_status.value is the full compare.
17792 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17793 (cstoreMM4): Document.
17794 (conditional_trap): Document ctrapMM4 instead.
17795 (sync_compare_and_swapMM): Refer to cbranchcc4.
17796 (Dependent Patterns): Eliminate obsolete information referring to
17797 the old jump optimization phase.
17798 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17799 of compares with 0 on cc0 machines.
17800 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17801 avoiding references to cc0. Remove text about storing operands
17803 * doc/tm.texi (Condition Codes): Include blurb on different
17804 condition code representations, separate into subsections for
17805 CC0, MODE_CC and conditional execution.
17807 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17808 alpha_emit_setcc): Accept operands and a machine mode.
17809 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17810 Get code/op0/op1 from operands, use machine mode argument
17811 instead of alpha_compare.fp_p. Emit the branch here.
17812 (alpha_emit_setcc): Likewise, and return boolean.
17813 (alpha_emit_conditional_move): Likewise. Assert that
17814 cmp_op_mode == cmp_mode, and simplify accordingly.
17815 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17816 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17817 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17819 (stack probe test): Use cbranchdi4.
17820 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17822 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17823 * config/arc/arc.h (movsicc, movsfcc): Use it.
17824 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17825 (cbranchsi4, cstoresi4): New.
17826 (cmpsi, bCC and sCC expanders): Remove.
17828 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17829 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17830 * config/arm/predicates.md (arm_comparison_operator): Only include
17831 floating-point operators if there is a hardware floating-point unit.
17832 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17833 deferring to cbranch_cc and cstore_cc respectively.
17834 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17835 cbranch_cc, cstore_cc): New.
17836 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17838 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17840 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17841 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17843 (adjust_insn_length): Adjust calls.
17844 (avr_reorg): Handle (compare (foo) (const_int 0)).
17845 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17846 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17847 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17848 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17850 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17851 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17853 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17854 (cbranchsi4, cstorebi4, cstoresi4): New.
17855 (movbisi): This insn is duplicate, split it to zero_extend.
17856 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17857 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17858 (bfin_optimize_loop): Use cbranch expander.
17859 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17860 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17861 (bfin_bimode_comparison_operator): ... this.
17862 (bfin_direct_comparison_operator): New.
17864 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17865 inside (compare FOO (const_int 0)).
17866 (cris_rtx_costs): Handle ZERO_EXTRACT.
17867 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17868 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17869 (*tstdi_v32): Delete.
17870 (*cmpdi_non_v32): Add M alternative for operand 1.
17871 (cmpsi, cmp<mode>): Make private.
17872 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17874 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17876 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17877 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17878 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17879 (cc_reg_operand): New.
17880 (any_cond): Delete.
17881 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17882 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17883 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17884 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17885 crx_expand_scond): Delete.
17887 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17889 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17890 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17892 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17893 cstoresi4, cstoresf4, cstoredf4): New.
17894 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17895 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17896 Receive the entire operands array.
17897 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17898 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17899 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17900 Get test/op0/op1 from the operands array.
17901 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17903 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17904 (h8300_expand_store): New.
17905 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17907 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17908 (h8300_expand_store): New.
17909 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17910 or do not try to produce (set (cc0) REG).
17911 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17912 change a compare into a move to a scratch register. Disable some
17913 peepholes when comparing with zero.
17914 (tstsi, tsthi, tstsi, cmpqi): Make private.
17916 (bCC, sCC): Delete.
17917 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17920 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17921 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17922 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17923 (ix86_emit_i387_log1p): Use cbranchxf2.
17924 (ix86_expand_setcc): Return void.
17925 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17926 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17927 cmp<MODEF>, cmpcc): Remove.
17928 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17929 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17930 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17931 (sCC and bCC expanders): Remove.
17932 (stack_protect_test): Use cbranchcc4.
17934 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17936 (ia64_expand_compare): Accept three rtx by reference and return void.
17937 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17938 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17939 from *expr. Update *expr with the BImode comparison to do.
17940 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17941 cmptf, bCC, sCC, conditional_trap): Delete.
17942 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17943 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17944 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17945 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17946 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17948 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17949 type of last argument.
17950 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17951 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17952 use machine mode argument instead of branch_type. Remove dead
17953 code for floating-point comparisons.
17954 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17955 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17957 (cbranchsi4, cstoresi4): New.
17958 * config/iq2000/predicates.md (reg_or_const_operand): New.
17960 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17961 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17962 (b<code>_op): Rewrite to...
17963 (bcc_op): ... this, using match_operator.
17964 (s<code>_op): Rewrite to...
17965 (scc_op): ... this, using match_operator.
17966 (s<code>_24_op): Rewrite to...
17967 (scc_op_24): ... this, using match_operator.
17968 (s<code>_<mode>): Rewrite to...
17969 (cstore<mode>4): ... this, using match_operator.
17970 (s<code>_<mode>_24): Rewrite to...
17971 (cstore<mode>4_24): ... this, using match_operator.
17972 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17973 m32c_unpend_compare, m32c_expand_scc): Delete.
17974 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17975 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17976 (m32c_expand_movcc): Change NE to EQ if necessary.
17977 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17979 * config/m32r/m32r-protos.h (gen_cond_store): New.
17980 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17981 (gen_cond_store): New, from sCC patterns.
17982 (m32r_expand_block_move): Use cbranchsi4.
17983 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17984 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17985 (cbranchsi4, cstoresi4): New.
17987 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17989 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17990 (m68hc11_notice_update_cc): Look into a compare with 0.
17991 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17993 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17994 cmphi, cmpqi, bCC): Delete.
17995 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17996 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17997 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18000 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18001 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18002 * config/m68k/constraints.md (H): New.
18003 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18004 the define_insn below.
18005 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18006 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18007 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18008 patterns): Wrap RHS with COMPARE.
18009 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18010 (*cmpdi_internal): Name this pattern.
18011 (cmpdi): Change to define_insn.
18012 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18013 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18014 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18016 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18017 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18018 (conditional_trap): Change to...
18019 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18020 (*conditional_trap): Use the ordered_comparison_operator and
18021 const1_operand predicates.
18022 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18023 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18024 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18025 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18027 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18028 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18029 (mcore_gen_compare): New.
18030 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18031 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18032 (mcore_gen_compare): ... this.
18033 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18034 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18035 (stack probe pattern): Use cbranchsi4.
18037 * config/mips/predicates.md (mips_cstore_operator): New.
18038 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18039 * config/mips/mips.md (any_cond): Delete.
18040 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18042 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18043 fixuns_truncsfdi2): Use cbranch patterns.
18044 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18045 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18046 Adjust call to mips_expand_conditional_branch.
18047 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18049 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18050 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18051 * config/mips/mips.c (cmp_operands): Delete.
18052 (mips_emit_compare): Get comparison operands from *op0/*op1.
18053 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18054 that it succeeds. Use op0/op1 instead of cmp_operands.
18055 (mips_expand_conditional_branch, mips_expand_conditional_move,
18056 mips_expand_conditional_trap): Likewise.
18057 (mips_block_move_loop): Use cbranch patterns.
18058 * config/mips/mips.h (cmp_operands): Delete.
18060 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18061 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18062 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18063 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18064 (*cmpcc_folded): Rename to...
18065 (*cmpdi_folded): this.
18066 (*cmpcc): Rename to...
18068 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18071 (cbranchdf4): New. Handle invalid comparisons here.
18072 * config/mmix/predicates.md (float_comparison_operator): New.
18074 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18075 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18076 * config/mn10300/mn10300.md (tst): Delete.
18077 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18078 Name these patterns and wrap RHS in a compare.
18079 (*cmpsi): Make this pattern private. Include tst.
18080 (*cmpsf): Make this pattern private.
18081 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18082 (compare with zero peepholes): Likewise.
18084 (cbranchsi4, cbranchsf4): New.
18085 (casesi): Use cbranchsi4.
18087 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18088 hppa_branch_type): Delete.
18089 (return_addr_rtx): Use cbranchsi4.
18090 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18091 Emit CCFPmode comparison here.
18092 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18093 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18094 hppa_branch_type): Delete.
18095 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18096 (movsicc, movdicc): Remove references to hppa_compare_op0,
18097 hppa_compare_op1 and compare_from_rtx.
18098 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18099 (casesi): Use cbranchsi4.
18101 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18102 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18103 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18104 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18105 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18107 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18108 (*branch, *branch_inverted): New.
18110 * config/picochip/picochip.md (cbranchhi4): Use
18111 ordered_comparison_operator.
18112 (cmphi, bCC): Remove.
18114 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18115 (trap_comparison_operator): Delete.
18116 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18117 rs6000_emit_cbranch): Accept mode and operands.
18118 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18119 rs6000_compare_fp_p): Delete.
18120 (rs6000_generate_compare): Accept mode and comparison. Extract code
18121 and op0/op1 from there. Replace references to rs6000_compare_op0
18122 and rs6000_compare_op1.
18123 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18124 extract result from passed operands.
18125 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18126 extract loc from passed operands.
18127 (rs6000_emit_cmove): Likewise.
18128 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18129 rs6000_compare_fp_p): Delete.
18130 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18131 (cbranch<GPR>4, cbranch<FP>4): New.
18132 (cstore<mode>4): New. Consolidate here all choices about when to use
18133 portable or specialized sCC sequences.
18134 (stack_protect_test): Use cbranchsi4.
18135 (conditional_trap): Replace with ctrap<GPR>4.
18136 (conditional trap insn): Replace trap_comparison_operator with
18137 ordered_comparison_operator.
18139 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18140 (s390_emit_prologue): Use ctrap.
18141 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18142 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18143 New predicates replacing...
18144 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18145 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18146 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18147 (add<mode>cc): Do not use s390_compare_op0/op1.
18148 (s<code>): Change to...
18149 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18150 (seq): Change to...
18151 (cstorecc4): ... this. Handle EQ or NE equally.
18152 (*sne): Un-privatize for use in cstorecc4.
18153 (b<code>): Change to...
18154 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18155 (conditional_trap): Replace with...
18156 (ctrap<GPR>4, ctrap<FP>4): ... these.
18157 (stack_protect): Use cbranchcc4.
18159 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18160 * config/score/score-protos.h (score_gen_cmp): Delete.
18161 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18162 (score_block_move-loop): Use cbranchsi4.
18163 * config/score/score.md (cbranchsi4): New.
18164 (cmpsi, bCC): Delete.
18165 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18166 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18167 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18168 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18169 * config/score/score3.h (score3_gen_cmp): Delete.
18170 * config/score/score7.h (score7_gen_cmp): Delete.
18172 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18173 (sh_emit_scc_to_t): ... this. Return void.
18174 (from_compare): Rename to...
18175 (sh_emit_compare_and_branch): ... this.
18176 (sh_emit_compare_and_set): New.
18177 (sh_expand_t_scc): Accept operands.
18178 * config/sh/predicates.md (sh_float_comparison_operator): New.
18179 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18180 (prepare_scc_operands): Rename to...
18181 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18183 (sh_emit_cheap_store_flag): New.
18184 (sh_emit_set_t_insn): New.
18185 (from_compare): Rename to...
18186 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18187 handling of TARGET_SH2E floating point to avoid recursive call.
18188 Generate branch here.
18189 (sh_emit_compare_and_set): New.
18190 (sh_expand_t_scc): Get op0/op1 from arguments.
18191 (sh_emit_cheap_store_flag): New.
18192 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18194 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18195 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18196 (movsicc, movdicc): Do nothing when it recreated operands from
18197 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18198 prepare_scc_operands (now sh_emit_scc_to_t).
18199 (udivdi3): Use cstoresi4.
18200 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18201 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18202 (cbranchint4_media, cbranchfp4_media): New.
18203 (casesi): Use cbranchdi4.
18204 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18206 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18207 (movnegt): Remove second operand.
18208 (cbranchsf4, cbranchdf4): New.
18209 (stack_protect): Use cbranchdi4/cbranchsi4.
18211 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18212 (gen_compare_reg): Accept comparison, extract part of it to...
18213 (gen_compare_reg_1): ... this.
18214 (gen_compare_operator): Delete.
18215 (gen_v9_scc): Accept separate destination, comparison code and arms.
18216 Do not use sparc_compare_op0/sparc_compare_op1.
18217 (emit_scc_insn, emit_conditional_branch_insn): New.
18218 (emit_v9_brxx): Make static. Remove useless assertion.
18219 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18221 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18222 * config/sparc/sparc-protos.h (gen_compare_reg,
18223 sparc_emit_float_lib_cmp): Adjust prototype.
18224 (emit_scc_insn, emit_conditional_branch_insn): New.
18225 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18226 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18227 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18228 iterators to the top.
18229 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18230 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18231 snedi_special_trunc): Delete.
18232 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18233 and snedi_special_trunc.
18234 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18235 cbranchdi4, cbranch<F:mode>4): New.
18236 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18237 here. Use gen_compare_reg instead of gen_compare_operator.
18238 (conditional_trap): Replace with...
18239 (ctrapsi4, ctrapdi4): ... this.
18240 (stack_protect_test): Use cbranchcc4.
18242 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18244 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18245 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18246 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18247 from operands[0] or operands[3] depending on is_set.
18248 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18249 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18250 cmpdf, bCC), sCC: Remove.
18251 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18252 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18254 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18255 spu_emit_branch_or_set.
18257 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18259 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18260 xstormy16_compare_op1): Delete.
18261 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18262 xstormy16_compare_op1): Delete.
18263 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18265 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18266 (cmphi, cmpsi, bCC): Remove.
18268 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18269 (*cmpsi): ... this one.
18270 (cbranchsi4, cstoresi4): New.
18271 (bCC expanders): Delete.
18272 (sCC insns): Fold into...
18273 (*setcc): ... this one.
18274 (casesi): Do not use gen_cmpsi and gen_bgtu.
18275 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18276 (movsicc): Simplify.
18277 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18279 * config/vax/vax-protos.h (cond_name): New.
18280 (vax_output_conditional_branch): Remove.
18281 * config/vax/vax.c (cond_name): New.
18282 (vax_output_conditional_branch): Remove.
18283 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18284 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18285 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18286 (bit<VAXint>): Wrap source with (compare).
18287 (b<code> and following unnamed pattern): Rename to *branch and
18288 *branch_reversed. Change macroization to match_operator.
18289 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18291 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18292 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18293 Change last argument to machine_mode.
18294 (xtensa_expand_scc): Add machine_mode argument.
18295 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18296 (gen_conditional_move, xtensa_expand_conditional_branch,
18297 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18298 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18299 Adjust operand numbers.
18300 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18302 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18303 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18304 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18306 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18308 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18309 causes spurious differences between trunk and cond-optab branch.
18311 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18314 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18316 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18318 * tree.c (iterative_hash_pointer): Delete.
18319 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18320 Hash UIDs and versions of SSA names. Don't special-case built-in
18321 function declarations.
18323 2009-05-11 Ian Lance Taylor <iant@google.com>
18326 * graphite.c: Force -Wc++-compat to only be a warning before
18327 #including "cloog/cloog.h".
18329 2009-05-11 Martin Jambor <mjambor@suse.cz>
18331 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18333 2009-05-11 Jan Hubicka <jh@suse.cz>
18335 * tree-ssa-loop-ivcanon.c: Include target.h
18336 (struct loop_size): new structure.
18337 (constant_after_peeling): New predicate.
18338 (tree_estimate_loop_size): New function.
18339 (estimated_unrolled_size): Rewrite for new estimates.
18340 (try_unroll_loop_completely): Use new estimates.
18341 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18343 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18345 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18346 libcpp interface change.
18347 (spu_macro_to_expand): Likewise.
18349 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18351 PR tree-optimization/40026
18352 * gimplify.c (gimplify_init_constructor): Change initial conditional
18353 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18354 optimize_compound_literals_in_ctor.
18356 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18358 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18360 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18362 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18364 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18365 HOST_WIDE_INT for gap.
18367 2009-05-11 Ira Rosen <irar@il.ibm.com>
18369 PR tree-optimization/40074
18370 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18371 account in group size and step comparison.
18373 2009-05-11 Richard Guenther <rguenther@suse.de>
18375 * passes.c (init_optimization_passes): Strip now incorrect comment.
18376 (execute_function_todo): Do not set PROP_alias.
18377 * tree-pass.h (PROP_alias): Remove.
18378 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18379 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18380 * tree-nrv.c (pass_return_slot): Likewise.
18381 * tree-object-size.c (pass_object_sizes): Likewise.
18382 * tree-ssa-dom.c (pass_dominator): Likewise.
18383 (pass_phi_only_cprop): Likewise.
18384 * tree-ssa-dse.c (pass_dse): Likewise.
18385 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18386 (pass_cselim): Likewise.
18387 * tree-ssa-pre.c (pass_pre): Likewise.
18388 (pass_fre): Likewise.
18389 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18390 * tree-ssa-sink.c (pass_sink_code): Likewise.
18391 * tree-stdarg.c (pass_stdarg): Likewise.
18392 * tree-tailcall.c (pass_tail_calls): Likewise.
18393 * tree-vrp.c (pass_vrp): Likewise.
18395 2009-05-10 Ian Lance Taylor <iant@google.com>
18397 * basic-block.h (enum profile_status): Break out of struct
18398 control_flow_graph.
18399 * cgraph.h (struct inline_summary): Break out of struct
18401 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18402 of struct cgraph_order_sort.
18403 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18404 * cse.c (struct branch_path): Break out of struct
18405 cse_basic_block_data.
18406 * except.h (enum eh_region_type): Break out of struct eh_region.
18407 * gcc.c (enum add_del): Break out of struct modify_target.
18408 * genrecog.c (enum decision_type): Break out of struct decision_test.
18409 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18411 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18412 * regmove.c (enum match_use): New enum, broken out of struct match.
18413 * sched-int.h (enum post_call_group): New enum, broken out of
18415 (struct deps_reg): Break out of struct deps.
18416 * target.h (struct asm_int_op): Break out of struct gcc_target.
18417 * tree-eh.c (struct goto_queue_node): Break out of struct
18419 * tree-inline.h (enum copy_body_cge_which): Break out of
18421 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18423 * c-decl.c (in_struct, struct_types): New static variables.
18424 (pushtag): Add loc parameter. Change all callers.
18425 (lookup_tag): Add ploc parameter. Change all callers.
18426 (check_compound_literal_type): New function.
18427 (parser_xref_tag): Add loc parameter. Change all callers. If
18428 -Wc++-compat, warn about struct/union/enum types defined within a
18430 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18431 and loc parameters. Change all callers. Change error calls to
18432 error_at, using loc. For a redefinition, if the location of the
18433 original definition is known, report it. Set in_struct and
18434 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18435 (finish_struct): Add new parameters enclosing_in_struct and
18436 enclosing_struct_types. Change all callers. Set
18437 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18438 in the struct. If in a struct, add this struct to struct_types.
18439 (start_enum): Add loc parameter. Change all callers. Use
18440 error_at for errors, using loc. For a redefinition, if the
18441 location of the original definition is known, report it. If in a
18442 struct, add this enum type to struct_types. If -Wc++-compat warn
18443 if in sizeof, typeof, or alignof.
18444 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18445 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18446 (c_parser_enum_specifier): Get enum location for start_enum.
18447 (c_parser_struct_or_union_specifier): Get struct location for
18448 start_struct. Save in_struct and struct_types status between
18449 start_struct and finish_struct.
18450 (c_parser_cast_expression): Get location of cast.
18451 (c_parser_alignof_expression): Get location of type.
18452 (c_parser_postfix_expression): Likewise.
18453 (c_parser_postfix_expression_after_paren_type): Add type_loc
18454 parameter. Change all callers. Call check_compound_literal_type.
18455 Use type_loc for error about variable size type.
18456 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18457 of an enum constant from an enum type defined in a struct or union.
18458 (c_cast_expr): Add loc parameter. Change all callers. If
18459 -Wc++-compat, warn about defining a type in a cast.
18460 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18461 (start_enum, start_struct, finish_struct): Update declarations.
18462 (parser_xref_tag, c_cast_expr): Update declarations.
18463 (check_compound_literal_type): Declare.
18465 2009-05-11 Ben Elliston <bje@au.ibm.com>
18467 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18468 for recent libcpp interface change.
18469 (rs6000_macro_to_expand): Likewise.
18471 2009-05-10 Michael Matz <matz@suse.de>
18474 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18475 not at entry of function.
18477 2009-05-10 Richard Guenther <rguenther@suse.de>
18479 PR tree-optimization/40081
18481 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18482 using the main variant of the element type. Do not fiddle with
18483 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18485 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18486 structs with volatile fields.
18488 2009-05-10 Jan Hubicka <jh@suse.cz>
18490 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18491 (estimate_move_cost): Assert that it does not get called for
18493 (estimate_num_insns): Skip VOID types in argument handling.
18494 (optimize_inline_calls): Delete unreachable blocks and verify that
18495 callgraph is valid.
18497 2009-05-10 Jan Hubicka <jh@suse.cz>
18499 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18500 * cgraph.c (cgraph_mark_address_taken_node): New function.
18501 (dump_cgraph_node): Dump new flag.
18502 * cgraph.h (struct cgraph_node): Add address_taken.
18503 (cgraph_mark_address_taken_node): New function.
18504 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18505 since new direct calls can be born.
18507 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18509 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18510 tok->val.node.node.
18512 2009-05-10 Jan Hubicka <jh@suse.cz>
18514 PR middle-end/40084
18515 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18517 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18518 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18519 * tree-inline.c (copy_bb): Set frequency correctly.
18520 (fold_marked_statements): Update call to
18521 cgraph_update_edges_for_call_stmt.
18523 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18525 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18526 identifiers in diagnostics.
18527 * config/arm/arm.c (arm_handle_fndecl_attribute,
18528 arm_handle_isr_attribute): Likewise.
18529 * config/avr/avr.c (avr_handle_progmem_attribute,
18530 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18531 * config/bfin/bfin.c (handle_int_attribute,
18532 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18533 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18534 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18536 * config/darwin.c (darwin_handle_kext_attribute,
18537 darwin_handle_weak_import_attribute): Likewise.
18538 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18539 h8300_handle_eightbit_data_attribute,
18540 h8300_handle_tiny_data_attribute): Likewise.
18541 * config/i386/i386.c (ix86_handle_cconv_attribute,
18542 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18543 * config/i386/winnt.c (ix86_handle_shared_attribute,
18544 ix86_handle_selectany_attribute): Likewise.
18545 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18546 * config/m32c/m32c.c (function_vector_handler): Likewise.
18547 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18548 m68hc11_handle_fntype_attribute): Likewise.
18549 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18550 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18551 * config/mips/mips.c (mips_insert_attributes,
18552 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18553 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18554 rs6000_handle_struct_attribute): Likewise.
18555 * config/sh/sh.c (sh_insert_attributes,
18556 sh_handle_resbank_handler_attribute,
18557 sh_handle_interrupt_handler_attribute,
18558 sh2a_handle_function_vector_handler_attribute,
18559 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18561 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18562 * config/spu/spu.c (spu_handle_fndecl_attribute,
18563 spu_handle_vector_attribute): Likewise.
18564 * config/stormy16/stormy16.c
18565 (xstormy16_handle_interrupt_attribute): Likewise.
18566 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18567 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18569 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18571 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18572 (pp_translate_identifiers): New.
18573 (pp_identifier): Only conditionally translate identifier to locale
18575 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18576 (pp_base_tree_identifier): Only conditionally translate identifier
18577 to locale character set.
18578 * c-pretty-print.c (M_): Define.
18579 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18580 fragments for conditional translation with M_.
18581 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18582 identifier translation.
18584 2009-05-10 Richard Guenther <rguenther@suse.de>
18586 PR tree-optimization/40081
18587 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18588 using the main variant of the element type. Do not fiddle with
18589 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18591 2009-05-09 Jan Hubicka <jh@suse.cz>
18593 PR middle-end/40080
18594 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18595 indirect calls; verify cgraph afterwards.
18597 2009-05-09 Jan Hubicka <jh@suse.cz>
18600 * ipa.c (update_inlined_to_pointer): New function.
18601 (cgraph_remove_unreachable_nodes): Use it.
18603 2009-05-09 Jan Hubicka <jh@suse.cz>
18605 * tree-eh.c (struct leh_state): Remove prev_try.
18606 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18607 not track prev_try.
18608 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18609 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18610 remove_eh_handler_and_replace, foreach_reachable_handler,
18611 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18612 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18613 (gen_eh_region_cleanup): Update prototype.
18615 2009-05-09 Jan Hubicka <jh@suse.cz>
18617 PR middle-end/40043
18618 * except.c (copy_eh_region): Always set prev_try.
18619 (redirect_eh_edge_to_label): Find outer try.
18620 (foreach_reachable_handler): When looking for prev try
18621 handle case where previous try is not going to be taken.
18623 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18625 PR tree-optimization/40049
18626 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18627 only vector/vector shifts, convert the type of the constant to the
18628 appropriate type to avoid building incorrect trees, which
18629 eventually have problems with garbage collection.
18631 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18633 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18634 -1 for complex floating-point types if honoring signed zeros.
18636 2009-05-08 Jan Hubicka <jh@suse.cz>
18638 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18639 argument; handle correctly when profile is absent.
18640 (build_cgraph_edges): Update.
18641 (rebuild_cgraph_edges): Update.
18642 * cgraph.c: Do not include varray.h.
18643 (cgraph_set_call_stmt_including_clones): New function.
18644 (cgraph_create_edge_including_clones): Likewise
18645 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18646 (cgraph_update_edges_for_call_stmt): Handle clones.
18647 (cgraph_remove_node): Handle clone tree.
18648 (cgraph_remove_node_and_inline_clones): New function.
18649 (dump_cgraph_node): Dump clone tree.
18650 (cgraph_clone_node): Handle clone tree.
18651 (clone_function_name): Bring here from tree-inline.c.
18652 (cgraph_create_virtual_clone): New function.
18653 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18654 (cgraph_clone_info): New function.
18655 (strut cgraph_node): Add clone_info and new clone tree pointers.
18656 (cgraph_remove_node_and_inline_clones,
18657 cgraph_set_call_stmt_including_clones,
18658 cgraph_create_edge_including_clones,
18659 cgraph_create_virtual_clone): Declare.
18660 (cgraph_function_versioning): Use VEC argument.
18661 (compute_call_stmt_bb_frequency): Update prototype.
18662 (cgraph_materialize_all_clones): New function.
18663 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18664 (ipcp_create_replace_map): Update to VECtors.
18665 (ipcp_update_callgraph): Use virtual clones.
18666 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18667 (ipcp_update_profiling): Do not update local profiling.
18668 (ipcp_insert_stage): Use VECtors and virtual clones.
18669 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18670 (clone_of_p): New function.
18671 (cgraph_preserve_function_body_p): Use clone tree.
18672 (cgraph_optimize): Materialize clones.
18673 (cgraph_function_versioning): Update for VECtors.
18674 (save_inline_function_body): Use clone tree.
18675 (cgraph_materialize_clone): New function.
18676 (cgraph_materialize_all_clones): Likewise.
18677 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18678 * ipa.c: Include gimple.h.
18679 (cgraph_remove_unreachable_nodes): Use clone tree.
18680 * ipa-prop.c (ipa_note_param_call): Update call to
18681 compute_call_stmt_bb_frequencycall.
18682 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18683 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18684 (copy_bb): Handle updating of clone tree; add new edge when new call
18686 (expand_call_inline): Be strict about every call having edge.
18687 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18688 (delete_unreachable_blocks_update_callgraph): New function.
18689 (tree_function_versioning): Use VECtors; always remove unreachable
18690 blocks and fold conditionals.
18691 * tree-inline.h: Do not include varray.h.
18692 (tree_function_versioning): Remove.
18693 * Makefile.in (GTFILES): Remove tree-inline.c
18694 * passes.c (do_per_function): Do only functions having body.
18695 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18698 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18699 Andrew Morrow <acm@google.com>
18702 * c-common.c (c_common_attribute_table): Permit deprecated
18703 attribute to take an optional argument.
18704 (handle_deprecated_attribute): If the optional argument to
18705 __attribute__((deprecated)) is not a string ignore the attribute
18706 and emit a warning.
18708 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18709 * c-typeck.c (build_component_ref): Likewise.
18710 (build_external_ref): Likewise.
18712 * toplev.c (warn_deprecated_use): Add an attribute argument.
18713 Emit the message associated with __attribute__((deprecated)).
18715 * toplev.h (warn_deprecated_use): Updated.
18717 * doc/extend.texi: Document new optional parameter to
18718 __attribute__((deprecated))
18720 2009-05-08 Michael Eager <eager@eagercon.com>
18722 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18723 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18725 2009-05-08 Richard Guenther <rguenther@suse.de>
18727 PR tree-optimization/40062
18728 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18729 Avoid exponential behavior.
18731 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18733 PR rtl-optimization/33928
18735 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18736 process_uses, build_single_def_use_links): New.
18737 (update_df): Update use_def_ref.
18738 (forward_propagate_into): Use get_def_for_use instead of use-def
18740 (fwprop_init): Call build_single_def_use_links and let it initialize
18742 (fwprop_done): Free use_def_ref.
18743 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18744 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18745 df_rd_simulate_one_insn): New.
18746 (df_rd_bb_local_compute_process_def): Update head comment.
18747 (df_chain_create_bb): Use the new RD simulation functions.
18748 * df.h (df_rd_simulate_artificial_defs_at_top,
18749 df_rd_simulate_one_insn): New.
18750 * opts.c (decode_options): Enable fwprop at -O1.
18751 * doc/invoke.texi (-fforward-propagate): Document this.
18753 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18756 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18757 and one complex operand specially.
18758 * tree-complex.c (some_nonzerop): Do not identify a real value as
18759 zero if flag_signed_zeros.
18761 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18763 PR rtl-optimization/33928
18764 * loop-invariant.c (record_use): Fix && vs. || mishap.
18766 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18768 PR rtl-optimization/33928
18769 * loop-invariant.c (struct use): Add addr_use_p.
18770 (struct def): Add n_addr_uses.
18771 (struct invariant): Add cheap_address.
18772 (create_new_invariant): Set cheap_address.
18773 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18774 (record_uses): Pass df_ref to record_use.
18775 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18778 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18780 * config/sh/sh.c: Do not include c-pragma.h.
18782 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18784 * config/spu/spu.c: Remove include of c-common.h.
18786 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18789 * c-common.h (mark_valid_location_for_stdc_pragma,
18790 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18791 clear_float_const_decimal64, float_const_decimal64_p): New.
18792 * c.opt (Wunsuffixed-float-constants): New.
18793 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18794 unsuffixed float constant, handle new warning.
18795 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18796 * c-decl.c (c_scope): New flag float_const_decimal64.
18797 (set_float_const_decimal64, clear_float_const_decimal64,
18798 float_const_decimal64_p): New.
18799 (push_scope): Set new flag.
18800 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18801 to use STDC pragmas.
18802 (c_parser_external_declaration): Ditto.
18803 (c_parser_compound_statement_nostart): Ditto.
18804 * c-pragma.c (valid_location_for_stdc_pragma,
18805 mark_valid_location_for_stdc_pragma,
18806 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18807 handle_pragma_float_const_decimal64): New.
18808 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18809 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18810 set_float_const_decimal64, clear_float_const_decimal64,
18811 float_const_decimal64_p): New dummy functions.
18812 * doc/extend.texi (Decimal Float): Remove statement that the
18813 pragma, and suffix for double constants, are not supported.
18814 * doc/invoke.texi (Warning Options): List new option.
18815 (-Wunsuffixed-float-constants): New.
18817 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18819 * config/i386/i386.c: Do not include c-common.h.
18821 2009-05-07 Mark Heffernan <meheff@google.com>
18823 * doc/invoke.texi (Debugging Options): Document change of debugging
18825 * opts.c (decode_options): Make dump_base_name relative to
18826 aux_base_name directory.
18828 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18830 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18831 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18833 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18835 * Makefile.in (install-plugin): Simplify a bit.
18837 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18839 * Makefile.in (OBJS-common): Add regcprop.o.
18841 * timevar.def (TV_CPROP_REGISTERS): New.
18842 * regrename.c (regrename_optimize): Return 0.
18843 (rest_of_handle_regrename): Delete.
18844 (pass_rename_registers): Point to regrename_optimize.
18845 (struct value_data_entry, struct value_data,
18846 kill_value_one_regno, kill_value_regno, kill_value,
18847 set_value_regno, init_value_data, kill_clobbered_value,
18848 kill_set_value, kill_autoinc_value, copy_value,
18849 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18850 replace_oldest_value_reg, replace_oldest_value_addr,
18851 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18852 debug_value_data, validate_value_data): Move...
18853 * regcprop.c: ... here.
18854 (rest_of_handle_cprop): Delete.
18855 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18857 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18859 PR middle-end/40057
18860 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18861 GEN_INT for 1 << bitnum.
18862 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18863 build_int_cst_type.
18865 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18867 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18868 Remove wrong description of "nand" operation.
18870 2009-05-06 Richard Guenther <rguenther@suse.de>
18871 Adam Nemet <anemet@caviumnetworks.com>
18873 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18874 comment. Add that if LHS is not a gimple register, then RHS1 has
18875 to be a single object (GIMPLE_SINGLE_RHS).
18877 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18879 * expr.c (get_def_for_expr): Move it up in the file.
18880 (store_field): When expanding a bit-field store, look at the
18881 defining gimple stmt for the masking conversion.
18883 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18885 PR middle-end/39986
18886 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18887 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18888 32-bit memcpy into long.
18890 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18892 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18893 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18895 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18896 instead of appending DW_OP_deref*.
18898 2009-05-06 Michael Matz <matz@suse.de>
18900 PR middle-end/40021
18901 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18902 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18904 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18906 * Makefile.in (install-plugin): Fix srcdir handling.
18908 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18910 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18911 when processing for not_regs_needed bitmap.
18912 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18913 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18914 handling it for rhs.
18916 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18918 * config/i386/i386.md (unnamed inc/dec peephole): Use
18919 optimize_insn_for_size_p instead of optimize_size.
18920 * config/i386/predicates.md (incdec_operand): Likewise.
18921 (aligned_operand): Likewise.
18922 * config/i386/sse.md (divv8sf3): Likewise.
18923 (sqrtv8sf2): Likewise.
18925 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18927 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18929 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18931 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18933 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18934 ssemodesuffixf2c with avxmodesuffixf2c.
18936 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18939 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18941 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18943 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18944 (struct tree_base): Adjust spacing for 8 bit boundaries.
18945 (struct tree_decl_common): Add decl_by_reference_flag bit.
18946 (DECL_BY_REFERENCE): Adjust.
18947 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18948 print DECL_BY_REFERENCE bit.
18949 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18950 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18951 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18952 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18955 PR middle-end/39666
18956 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18957 range of the type, but default label is missing, add it with one
18958 of the existing labels instead of adding a new label for it.
18960 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18964 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18966 * Makefile.in (enable_plugin, plugin_includedir): New.
18967 (install): Depend on install-plugin.
18968 (PLUGIN_HEADERS): New.
18969 (install-plugin): New.
18970 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18972 2009-05-05 Richard Guenther <rguenther@suse.de>
18974 PR tree-optimization/40022
18975 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18977 (phivn_valid_p): Fix tuplification error, simplify.
18978 (phiprop_insert_phi): Add dumps.
18979 (propagate_with_phi): Simplify.
18981 2009-05-05 Richard Guenther <rguenther@suse.de>
18983 PR middle-end/40023
18984 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18986 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18988 * tree.h (strip_float_extensions): Remove duplicate declaration.
18989 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18990 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18991 block_ultimate_origin): Rearrange the declarations line to match the
18992 comment that indicates the .c file which the functions are defined.
18993 (dwarf2out_*, set_decl_rtl): Add comment.
18994 (get_base_address): Adjust comment.
18995 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18996 declarations line and add comment.
18997 (is_builtin_name): Add blank after function name, for clarity.
18999 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19001 * attribs.c (decl_attributes): Use %qE for identifiers in
19003 * cgraphunit.c (verify_cgraph_node): Translate function names to
19004 locale character set in diagnostics.
19005 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19007 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19008 Document that functions are named in UTF-8.
19009 * expr.c (expand_expr_real_1): Translate function names to locale
19010 character set in diagnostics.
19011 * gimplify.c (omp_notice_variable, omp_is_private,
19012 gimplify_scan_omp_clauses): Use %qE for identifiers in
19014 * langhooks.c (lhd_print_error_function): Translate function names
19015 to locale character set.
19016 * langhooks.h (decl_printable_name): Document that return value is
19017 in internal character set.
19018 * stmt.c: Include pretty-print.h
19019 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19021 (resolve_operand_name_1): Translate named operand name to locale
19023 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19025 * toplev.c (announce_function): Translate function names to locale
19027 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19028 (default_tree_printer): Use pp_identifier or translate identifiers
19029 to locale character set. Mark "<anonymous>" for translation.
19030 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19031 for identifiers in diagnostics.
19032 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19034 * varasm.c (output_constructor): Use %qE for identifiers in
19037 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19039 * configure.ac: use ` ` instead of $()
19040 * configure: Regenerate.
19042 2009-05-05 Ben Elliston <bje@au.ibm.com>
19044 * config/pa/linux-atomic.c: Eliminate conditional include of
19045 errno.h on non-LP64 systems to simplify build requirements.
19047 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19049 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19051 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19052 and pass value to identifier_to_locale.
19053 (warn_variable_length_array): Make name a tree.
19054 (grokdeclarator): Separate diagnostic texts for named and unnamed
19055 declarators. Use %qE for named declarators.
19056 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19058 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19059 identifiers in diagnostics.
19060 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19061 identifier_to_locale. Mark "anonymous" strings for translation.
19063 2009-05-04 Michael Eager <eager@eagercon.com>
19065 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19066 address for DImode/DFmode only if double-precision FP regs.
19068 2009-05-04 Michael Eager <eager@eagercon.com>
19070 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19071 TARGET_SINGLE_FLOAT check.
19073 2009-05-04 Michael Eager <eager@eagercon.com>
19075 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19077 2009-05-04 Michael Eager <eager@eagercon.com>
19079 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
19080 * config/rs6000/t-xilinx: New
19082 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19084 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19085 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19086 * gcc/explow.c (memory_address): Use target hook.
19087 * gcc/targhooks.c (default_legitimize_address): New.
19088 * gcc/targhooks.h (default_legitimize_address): New.
19089 * gcc/target.h (legitimize_address): New.
19090 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19091 (TARGET_INITIALIZER): Include it.
19092 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19094 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19095 * config/bfin/bfin.c (legitimize_address): Remove.
19096 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19097 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19099 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19100 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19102 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19103 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19104 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19105 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19106 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19107 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19108 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19109 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19110 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19111 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19112 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19113 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19114 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19115 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19116 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19117 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19118 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19119 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19120 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19121 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19122 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19123 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19124 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19126 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19127 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19128 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19129 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19130 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19131 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19132 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19133 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19134 (thumb_legitimize_address): Delete.
19135 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19136 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19137 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19138 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19139 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19140 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19142 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19145 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19146 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19147 * config/m32r/m32r.c (m32r_legitimize_address): New.
19148 * config/m68k/m68k.c (m68k_legitimize_address): New.
19149 * config/score/score.c (score_legitimize_address): Standardize.
19150 * config/score/score3.c (score3_legitimize_address): Standardize.
19151 * config/score/score3.h (score3_legitimize_address): Adjust.
19152 * config/score/score7.c (score7_legitimize_address): Standardize.
19153 * config/score/score7.h (score7_legitimize_address): Adjust.
19154 * config/sh/sh.c (sh_legitimize_address): New.
19155 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19157 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19158 (s390_legitimize_address): ... this.
19159 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19160 (sparc_legitimize_address): ... this.
19161 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19162 (ix86_legitimize_address): ... this.
19163 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19164 (avr_legitimize_address): ... this.
19165 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19166 (mn10300_legitimize_address): ... this.
19167 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19168 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19169 (alpha_expand_mov): Adjust call.
19171 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19172 * config/spu/spu.c (spu_legitimize_address): Likewise.
19173 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19174 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19176 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19178 * intl.c (locale_encoding, locale_utf8): New.
19179 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19180 * intl.h (locale_encoding, locale_utf8): Declare.
19181 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19182 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19184 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19186 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19187 (pp_base_tree_identifier): Declare as function.
19188 (identifier_to_locale): Declare.
19189 * Makefile.in (pretty-print.o): Update dependencies.
19190 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19192 2009-05-04 Richard Guenther <rguenther@suse.de>
19194 PR middle-end/40015
19195 * builtins.c (fold_builtin_memory_op): Do not decay to element
19196 type if the size matches the whole array.
19198 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19200 * expmed.c (synth_mult): When trying out a shift, pass the result
19203 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19205 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19206 (shiftsub1_cost): New.
19207 (init_expmed): Compute shiftsub1_cost.
19208 (synth_mult): Optimize multiplications by constants of the form
19209 -(2^^m-1) for some constant positive integer m.
19211 2009-05-03 Richard Guenther <rguenther@suse.de>
19214 * c-typeck.c (array_to_pointer_conversion): Do not built
19215 ADDR_EXPRs of arrays of pointer-to-element type.
19216 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19217 up wrong ADDR_EXPRs after-the-fact.
19218 * c-common.c (strict_aliasing_warning): Strip pointer
19219 conversions for obtaining the original type.
19220 * builtins.c (fold_builtin_memset): Handle array types.
19221 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19224 2009-05-03 Richard Guenther <rguenther@suse.de>
19226 PR middle-end/23329
19227 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19228 Do not lose casts from array types with unknown extent to array
19229 types with known extent.
19230 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19231 alias set compatibility.
19233 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19235 * flags.h (extra_warnings): Delete.
19236 * toplev.c (process_options): Handle Wuninitialized here.
19237 * opts.c (extra_warnings): Delete.
19238 (set_Wextra): Delete.
19239 (common_handle_option): -Wextra can be handled automatically.
19240 * c-opts.c (c_common_handle_option): Delete obsolete code.
19241 (c_common_post_options): Simplify comment.
19242 * common.opt (W): Add Var.
19244 (Wuninitialized): Initialize to -1.
19246 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19247 Richard Guenther <rguenther@suse.de>
19249 * expr.c (get_def_for_expr): New function.
19250 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19251 SSA rather than trees.
19252 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19253 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19255 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19257 * c-common.c (reswords): Add _Imaginary.
19258 * c-common.c (enum rid): Add RID_IMAGINARY.
19260 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19262 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19263 Patch by Richard Guenther.
19265 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19267 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19268 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19269 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19270 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19271 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19272 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19273 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19274 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19275 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19276 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19277 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19278 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19279 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19280 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19281 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19282 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19283 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19284 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19286 2009-05-02 Richard Guenther <rguenther@suse.de>
19288 PR tree-optimization/39940
19289 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19292 2009-05-02 Richard Guenther <rguenther@suse.de>
19294 PR middle-end/40001
19295 * tree-ssa.c (execute_update_addresses_taken): Properly check
19296 if we can mark a variable DECL_GIMPLE_REG_P.
19297 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19298 back to the end of the function.
19299 (is_gimple_reg_type): Remove complex type special casing.
19300 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19303 2009-05-02 Ben Elliston <bje@au.ibm.com>
19305 * doc/collect2.texi (Collect2): Document search path behaviour
19306 when configured with --with-ld.
19308 2009-05-02 Jan Hubicka <jh@suse.cz>
19310 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19311 parameter; update callers.
19312 (coalesce_cost_edge): EH edges are costier because they needs
19313 splitting even if not critical and even more costier when there are
19314 multiple EH predecestors.
19316 2009-05-02 Jan Hubicka <jh@suse.cz>
19318 * except.c (remove_eh_handler_and_replace): Handle updating after
19319 removing TRY blocks.
19321 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19323 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19325 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19327 * varasm.c: Do not include c-pragma.h.
19328 * attribs.c: Do not incude c-common.h.
19330 2009-05-01 Michael Matz <matz@suse.de>
19332 * calls.c (initialize_argument_information): Handle SSA names like
19333 decls with a non MEM_P DECL_RTL.
19335 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19337 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19338 * ipa-utils.c: Likewise.
19339 * ipa-type-escape.c: Likewise.
19340 * cgraphunit.c Do not include c-common.h.
19341 * ipa-pure-const.c: Likewise.
19342 * tree-if-conv.c: Likewise.
19343 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19344 * ipa-struct-reorg.c: Likewise.
19345 * tree-nomudflap.c: Likewise.
19346 * tree-ssa-structalias.c: Likewise.
19348 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19350 * store-motion.c: Many cleanups to make this pass a first-class
19351 citizen instead of an appendix to gcse load motion. Add TODO list
19352 to make this pass faster/cleaner/better.
19354 (struct ls_expr): Post gcse.c-split cleanups.
19355 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19356 "stores" field to "avail_stores".
19357 (pre_ldst_mems): Rename to store_motion_mems.
19358 (pre_ldst_table): Rename to store_motion_mems_table.
19359 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19360 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19361 (ldst_entry): Rename to st_expr_entry, update users.
19362 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19363 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19364 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19366 (first_ls_expr): Rename to first_st_expr, update users.
19367 (next_ls_expr): Rename to next_st_expr, update users.
19368 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19369 fields properly for store motion instead of names inherited from load
19371 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19372 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19375 (ae_kill): Rename to st_kill, update users.
19376 (ae_gen): Rename to st_avloc, update users.
19377 (transp): Rename to st_transp, update users.
19378 (pre_insert_map): Rename to st_insert_map, update users.
19379 (pre_delete_map): Rename to st_delete_map, update users.
19380 (insert_store, build_store_vectors, free_store_memory,
19381 one_store_motion_pass): Update for abovementioned changes.
19383 (gcse_subst_count, gcse_create_count): Remove.
19384 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19385 and "n_stores_created", local variables.
19387 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19390 (regvec, compute_store_table_current_insn): Remove.
19391 (reg_set_info, reg_clear_last_set): Remove.
19392 (compute_store_table): Use DF caches instead of local dataflow
19395 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19397 * c-objc-common.c (c_tree_printer): Print identifiers with
19398 pp_identifier, not pp_string. Mark "({anonymous})" for
19400 * c-pretty-print.c (pp_c_ws_string): New.
19401 (pp_c_cv_qualifier, pp_c_type_specifier,
19402 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19403 pp_c_storage_class_specifier, pp_c_function_specifier,
19404 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19405 pp_c_primary_expression, pp_c_postfix_expression,
19406 pp_c_unary_expression, pp_c_shift_expression,
19407 pp_c_relational_expression, pp_c_equality_expression,
19408 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19409 use pp_string and pp_c_ws_string in place of pp_identifier and
19410 pp_c_identifier for non-identifiers. Mark English strings for
19412 * c-pretty-print.h (pp_c_ws_string): Declare.
19414 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19415 Roland McGrath <roland@redhat.com>
19417 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19418 (ENABLE_LD_BUILDID): New configuration option.
19419 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19420 (LINK_BUILDID_SPEC): New macro.
19421 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19423 * doc/install.texi: Document --enable-linker-build-id option.
19424 * configure: Rebuild.
19425 * config.in: Rebuild.
19427 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19429 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19430 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19431 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19432 MIPS_GP_SAVE_AREA_SIZE.
19433 * config/mips/mips.c (struct mips_frame_info): Update comment
19434 before arg_pointer_offset and hard_frame_pointer_offset.
19435 (mips_compute_frame_info): Update diagram before function: to
19436 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19437 indicate the position of frame_pointer_rtx with -fstack-protector and
19438 to show args_size. Don't allocate cprestore area for leaf functions
19439 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19441 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19443 2009-04-30 Michael Matz <matz@suse.de>
19445 PR tree-optimization/39955
19446 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19448 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19450 * ira.c (setup_cover_and_important_classes): Use safe macro
19451 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19453 * genpreds.c (write_tm_preds_h): Output suitable definition of
19454 REG_CLASS_FOR_CONSTRAINT.
19456 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19458 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19460 * bitmap.c (bitmap_descriptor): Likewise.
19461 * ggc-common.c (loc_descriptor): Likewise.
19462 * varray.c (varray_descriptor): Likewise.
19463 * vec.c (vec_descriptor): Likewise.
19465 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19467 * Makefile.in (dce.o): Add $(EXCEPT_H).
19468 * dce.c: Include except.h and delete redundant vector definitions.
19469 (deletable_insn_p): Return false for non-call insns that can throw
19472 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19474 * gcse.c (ae_gen): Remove.
19475 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19476 and make non-static function to make it available in store-motion.c.
19477 Update call sites with search-and-replace.
19478 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19479 extract_mentioned_regs, extract_mentioned_regs_helper,
19480 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19481 store_killed_in_insn, store_killed_after, store_killed_before,
19482 build_store_vectors, insert_insn_start_basic_block, insert-store,
19483 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19484 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19485 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19486 * store-motion.c: ...new file. Also copy data structures from gcse.c
19487 and clean up to remove parts not used by store motion.
19488 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19489 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19491 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19494 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19495 when optimizing for size.
19497 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19499 * gcse.c (gcse_constant_p): Fix typo in last change.
19501 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19503 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19505 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19507 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19509 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19511 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19512 CONST_HIGH_PART result.
19514 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19516 * config/avr/avr.c (initial_elimination_offset): Rename to
19517 avr_initial_elimination_offset.
19518 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19519 change return type to bool.
19520 (avr_can_eliminate): New function.
19521 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19522 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19523 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19524 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19525 avr_initial_elimination_offset.
19526 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19527 (avr_initial_elimination_offset): Define.
19529 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19530 Steven Bosscher <steven@gcc.gnu.org>
19532 PR rtl-optimization/39938
19533 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19534 * cfgrtl.c: Include insn-attr.h.
19535 (rest_of_pass_free_cfg): New function.
19536 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19537 * resource.c (init_resource_info): Remove call to df_analyze.
19539 2009-04-29 Richard Guenther <rguenther@suse.de>
19542 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19543 allow conversion to signed integers.
19545 2009-04-29 Richard Guenther <rguenther@suse.de>
19547 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19548 shifts of floating point vectors if the shift amount is
19549 a constant multiple of the element size.
19551 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19552 Michael Matz <matz@suse.de>
19554 PR middle-end/39927
19556 * tree-outof-ssa.c (emit_partition_copy): New function.
19557 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19558 insert_part_to_rtx_on_edge): Perform the partition base var
19559 copy using emit_partition_copy.
19560 (insert_value_copy_on_edge): Convert constants to the right mode.
19561 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19562 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19564 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19566 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19567 scan backwards to try to find a constant to initialize it.
19569 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19570 insn before the loop_end instruction, don't look past labels.
19572 2009-04-29 Richard Guenther <rguenther@suse.de>
19574 PR middle-end/39937
19575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19576 loose type conversions.
19577 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19578 stmts only if there are no uses of its definition.
19580 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19582 * config/bfin/bfin.h (splitting_loops): Declare.
19583 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19584 Reorder bit definitions to be ascending.
19585 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19586 * config/bfin/bfin.c (splitting_loops): New variable.
19587 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19588 (struct loop_info): Remove members INIT and LOOP_INIT.
19589 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19590 the LSETUP sequence. Allow LC to be loaded from any register, but
19591 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19592 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19594 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19595 of reload_completed.
19598 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19600 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19602 * Makefile.in (PLUGIN_VERSION_H): New.
19603 (OBJS-common): Remove plugin-version.o.
19604 (plugin.o): Depend on (PLUGIN_VERSION_H).
19605 (plugin-version.o): Remove.
19606 * configure: Regenerate
19607 * configure.ac: Create plugin-version.h.
19608 * gcc-plugin.h (plugin_gcc_version): Remove.
19609 (plugin_default_version_check): Change signature.
19610 * plugin-version.c: Remove.
19611 * plugin.c: Include plugin-version.h.
19612 (str_plugin_gcc_version_name): Remove.
19613 (try_init_one_plugin): Pass gcc version to plugin_init.
19614 (plugin_default_version_check): Both gcc and plugin versions are now
19617 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19619 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19620 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19621 Remove special case testing for last insn of inner loops. Don't fail
19622 if the loop ends with a jump, emit an extra nop instead.
19624 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19625 DREGS rather than comparing directly. Remove code that tries to
19626 account for latencies.
19628 2009-04-29 Richard Guenther <rguenther@suse.de>
19630 PR tree-optimization/39941
19631 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19632 eliminating an indirect call.
19634 2009-04-29 Richard Guenther <rguenther@suse.de>
19636 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19637 parameter. Allow invariants as base if !require_lvalue.
19638 (verify_gimple_assign_single): Adjust.
19640 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19642 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19643 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19644 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19645 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19646 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19648 * config/bfin/bfin.c (bfin_expand_builtin,
19649 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19651 2009-04-28 Richard Guenther <rguenther@suse.de>
19653 * tree-vect-loop.c (get_initial_def_for_induction): Use
19654 correct types for pointer increment.
19656 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19658 * toplev.c (print_version): Update GMP version string calculation.
19660 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19662 PR rtl-optimization/39938
19663 * resource.c (init_resource_info): Add call to df_analyze.
19665 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19667 * config/alpha/alpha.md (usegp): Cast the result of
19668 alpha_find_lo_sum_using_gp to enum attr_usegp.
19669 * config/alpha/alpha.c (override_options): Remove end-of-structure
19670 marker element from cpu_table. Use array size of cpu_table to handle
19671 -mcpu and -mtune options.
19672 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19674 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19676 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19677 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19678 tune_32 and tune_64.
19679 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19680 support on PowerPC.
19681 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19682 * config/rs6000/option-defaults.h: ... here. New file.
19683 (OPT_64, OPT_32): Define.
19684 (MASK_64BIT): Define to 0 if not already defined.
19685 (OPT_ARCH64, OPT_ARCH32): Define.
19686 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19689 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19691 * config/arm/arm.c (arm_override_options): Emit error on using
19694 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19696 PR rtl-optimization/39914
19697 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19698 registers for allocnos created from user-defined variables only
19699 when not optimizing.
19701 2009-04-28 Richard Guenther <rguenther@suse.de>
19703 PR middle-end/39937
19704 * fold-const.c (fold_binary): Use distribute_real_division only
19707 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19709 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19710 add hpux-stdint.h to tm_file.
19711 (hppa[12]*-*-hpux11*): Ditto.
19712 (ia64*-*-hpux*): Ditto.
19713 * config/hpux-stdint.h: New.
19714 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19715 __STDC_EXT__ for all compiles.
19716 * config/pa/pa-hpux.h: Ditto.
19717 * config/pa/pa-hpux10.h: Ditto.
19718 * config/pa/pa-hpux11.h: Ditto.
19720 2009-04-28 Catherine Moore <clm@codesourcery.com>
19722 * debug.h (set_name): Add comment.
19724 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19727 * config/darwin.c (machopic_gen_offset): Check
19728 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19729 * config/arm/arm.c (require_pic_register): Likewise.
19731 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19733 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19734 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19735 m32c_promote_prototypes): Delete.
19737 2009-04-28 Michael Matz <matz@suse.de>
19739 PR middle-end/39922
19740 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19743 2009-04-28 Richard Guenther <rguenther@suse.de>
19745 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19747 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19749 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19750 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19751 * config/arm/arm-tune.md: Regenerate.
19753 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19755 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19756 block if there are complex incoming edges.
19757 (sel_merge_blocks): Remove useless assert.
19758 (sel_redirect_edge_and_branch): Check that edge was redirected.
19759 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19760 (sel_find_rgns): Delete declaration.
19761 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19762 the region when it is not a preheader.
19764 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19767 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19769 2009-04-28 Richard Guenther <rguenther@suse.de>
19771 * tree.h (SSA_NAME_VALUE): Remove.
19772 (struct tree_ssa_name): Remove value_handle member.
19773 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19774 array for jump threading.
19775 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19777 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19778 * tree-flow.h (threadedge_initialize_values): Declare.
19779 (threadedge_finalize_values): Likewise.
19780 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19781 (SSA_NAME_VALUE): Define.
19782 (threadedge_initialize_values): New function.
19783 (threadedge_finalize_values): Likewise.
19784 * tree-ssa-dom.c (ssa_name_values): New global variable.
19785 (SSA_NAME_VALUE): Define.
19786 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19788 2009-04-28 Ira Rosen <irar@il.ibm.com>
19790 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19791 Use REPORT_VECTORIZED_LOCATIONS instead
19792 REPORT_VECTORIZED_LOOPS.
19793 * tree-vectorizer.c (vect_verbosity_level): Make static.
19794 (vect_loop_location): Rename to vect_location.
19795 (vect_set_verbosity_level): Update comment.
19796 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19798 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19799 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19800 instead REPORT_UNVECTORIZED_LOOPS.
19801 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19802 and vect_loop_def to vect_external_def and vect_internal_def.
19803 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19804 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19805 REPORT_UNVECTORIZED_LOCATIONS.
19806 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19807 and vect_used_in_loop and to vect_unused_in_scope and
19808 vect_used_in_scope.
19809 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19810 (vect_verbosity_level): Remove declaration.
19811 (vect_analyze_operations): Likewise.
19812 (vect_analyze_stmt): Declare.
19813 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19814 REPORT_UNVECTORIZED_LOCATIONS.
19815 (vect_get_loop_niters): Fix indentation.
19816 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19817 (vect_analyze_loop_operations): New function.
19818 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19819 vect_analyze_operations.
19820 (vect_is_simple_reduction): Use new names.
19821 (vectorizable_live_operation, vect_transform_loop): Likewise.
19822 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19823 to specify whether the data references can be a part of interleaving
19825 (vect_analyze_data_ref_dependence): Use new names.
19826 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19827 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19828 * tree-vect-patterns.c (widened_name_p): Use new names.
19829 (vect_recog_dot_prod_pattern): Likewise.
19830 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19831 (process_use, vect_mark_stmts_to_be_vectorized,
19832 vect_model_simple_cost, vect_model_store_cost,
19833 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19834 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19835 vectorizable_operation, vectorizable_type_demotion,
19836 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19837 vectorizable_condition): Likewise.
19838 (vect_analyze_operations): Split into vect_analyze_loop_operations
19840 (vect_analyze_stmt): ... new function.
19841 (new_stmt_vec_info): Use new names.
19842 (vect_is_simple_use): Use new names and fix comment.
19843 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19844 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19846 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19849 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19850 and integer modes for x87 operands. Do not ICE for unsupported size,
19851 generate error instead. Generate error for unsupported operand types.
19852 ['z']: Do not handle HImode memory operands specially. Warning
19853 for floating-point operands. Fallthru to 'Z' for unsupported operand
19854 types. Do not ICE for unsupported size, generate error instead.
19855 (output_387_binary_op): Use %Z to output operands.
19856 (output_fp_compare): Ditto.
19857 (output_387_reg_move): Ditto.
19859 2009-04-28 Ben Elliston <bje@au.ibm.com>
19864 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19866 * builtins.c (c_strlen): Do not warn here.
19867 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19868 * c-common.c (pointer_int_sum): Take an explicit location.
19869 Warn about offsets out of bounds.
19870 * c-common.h (pointer_int_sum): Adjust declaration.
19872 2009-04-27 Ian Lance Taylor <iant@google.com>
19874 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19876 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19877 * df-core.c (df_set_flags): Change return type to int. Change
19878 type of old_flags to int.
19879 (df_clear_flags): Likewise.
19880 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19881 (df_get_conditional_uses): Likewise.
19882 * df.h (df_set_flags, df_clear_flags): Update declarations.
19883 * dwarf2out.c (struct indirect_string_node): Change type of form
19884 field to enum dwarf_form.
19885 (AT_string_form): Change return type to enum dwarf_form.
19886 * fixed-value.c (fixed_compare): Add cast to enum type.
19887 * fwprop.c (update_df): Change 0 to VOIDmode.
19888 * gensupport.c: Change 0 to UNKNOWN.
19889 * gimple.h (gimple_cond_code): Add cast to enum type.
19890 * haifa-sched.c (reemit_notes): Add cast to enum type.
19891 * hooks.c (hook_int_void_no_regs): Remove function.
19892 * hooks.h (hook_int_void_no_regs): Remove declaration.
19893 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19894 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19895 * real.c (real_arithmetic): Add cast to enum type.
19896 (real_compare): Likewise.
19897 * target.h (struct gcc_target): Change return type of
19898 branch_target_register_class to enum reg_class.
19899 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19900 default_branch_target_register_class.
19901 * targhooks.c (default_branch_target_register_class): New function.
19902 * targhooks.h (default_branch_target_register_class): Declare.
19903 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19904 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19906 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19908 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19909 vect_uninitialized_def. Change 0 to ERROR_MARK.
19910 * tree-vect-stmts.c (supportable_widening_operation): Don't
19911 initialize icode1 and icode2.
19912 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19913 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19915 (cmn_err_flag_specs): Change 0 to STD_C89.
19916 (cmn_err_char_table): Likewise.
19917 * config/arm/arm.c (get_arm_condition_code): Change type of code
19918 to enum arm_cond_code.
19919 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19920 (IWMMXT_BUILTIN2): Likewise.
19921 (neon_builtin_type_bits): Don't define typedef.
19922 (neon_builtin_datum): Change type of bits field to int.
19923 (arm_expand_neon_args): Add cast to enum type.
19924 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19926 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19927 casts to enum type.
19928 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19930 * config/mips/mips.md (jal_macro): Return enum constant.
19931 (single_insn): Likewise.
19932 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19934 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19935 casts to enum type.
19936 * config/s390/s390.c (s390_tune_flags): Change type to int.
19937 (s390_arch_flags): Likewise.
19938 (s390_handle_arch_option): Change flags field of struct pta to int.
19939 * config/s390/s390.h (s390_tune_flags): Update declaration.
19940 (s390_arch_flags): Likewise.
19941 * config/sh/sh.c (prepare_move_operands): Compare
19942 tls_symbolic_operand result with enum constant.
19943 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19944 (sh_expand_prologue): Add cast to enum type.
19945 (sh_expand_epilogue): Likewise.
19946 (tls_symbolic_operand): Change return type to enum tls_model.
19947 (fpscr_set_from_mem): Add cast to enum type.
19948 (legitimize_pic_address): Compare tls_symbolic_operand result with
19950 (sh_target_reg_class): Change return type to enum reg_class.
19951 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19953 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19954 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19955 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19956 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19957 (delayed_branch, tls_call_delay): Likewise.
19958 (eligible_for_sibcall_delay): Likewise.
19959 (eligible_for_return_delay): Likewise.
19960 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19961 (spu_expand_builtin_1): Likewise.
19963 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19964 for all types of conversions.
19965 (output_init_element): Issue -Wc++-compat warning if needed when
19966 initializing a bitfield with enum type.
19967 * c-parser.c (c_parser_expression): Set original_type to
19968 original_type of right hand operand of comma operator.
19970 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19972 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19974 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19975 * doc/cpp.texi (Standard Predefined Macros)
19976 (Implementation-defined behavior): Likewise.
19977 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19978 * doc/gimple.texi (GIMPLE Exception Handling)
19979 (@code{GIMPLE_ASSIGN}): Likewise.
19980 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19981 * doc/invoke.texi (Warning Options, Optimize Options)
19982 (AVR Options, Darwin Options): Likewise.
19983 (Optimize Options): Reformulate -fwhole-program description.
19984 * doc/loop.texi (Lambda): Likewise.
19985 * doc/md.texi (Output Template, Define Constraints)
19986 (Standard Names, Insn Splitting): Likewise.
19987 * doc/options.texi (Option properties): Likewise.
19988 * doc/passes.texi (Tree-SSA passes): Likewise.
19989 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19990 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19991 (File Names and DBX): Likewise.
19992 * doc/trouble.texi (Incompatibilities): Likewise.
19994 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19996 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19997 instruction is correct.
19999 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20001 Allow non-constant arguments to conversion intrinsics.
20002 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20003 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20004 * spu.c (print_operand): Handle 'v' and 'w'.
20005 (exp2_immediate_p, spu_gen_exp2): Define.
20006 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20007 spu_convtf_1): Update parameter descriptions.
20008 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20009 * constraints.md ('v', 'w'): New.
20010 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20012 (i2f, I2F): New define_mode_attr.
20013 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20014 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20015 fixuns_truncv4sfv4si2): Update to use mode attribute.
20016 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20017 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20018 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20019 patterns for combine.
20021 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20023 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20024 (cprop, hoist, pre, store_motion): New debug counters.
20025 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20026 is not an RTL pass anymore.
20027 (pass_profiling): Remove extern decl for pass removed in 2005.
20028 (pass_gcse, pass_jump_bypass): Remove.
20029 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20030 to 0 for clean state.
20031 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20032 * cse.c (gate_handle_cse_after_global_opts,
20033 rest_of_handle_cse_after_global_opts): New functions.
20034 (pass_cse_after_global_opts): New pass, does local CSE.
20035 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20036 (TV_CPROP): New timevar.
20037 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20038 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20039 (gcse_main, recompute_all_luids): Remove.
20040 (compute_hash_table_work): Call max_reg_num instead of reading
20042 (cprop_jump): Don't set run_jump_opt_after_gcse.
20043 (constprop_register): Always allow to alter jumps.
20044 (cprop_insn): Likewise.
20045 (do_local_cprop): Likewise.
20046 (local_cprop_pass): Likewise. Return non-zero if something changed.
20047 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20048 (find_implicit_sets): Add note about missed optimization opportunity.
20049 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20050 pass_rtl_cprop execute function.
20051 Don't bother tracking the pass number, each pass gets its own dumpfile
20053 Always allow to alter jumpsand bypass jumps.
20054 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20055 will just find no suitable set.
20056 (pre_edge_insert): Fix dumping, this function is for PRE only.
20057 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20058 pass_rtl_pre execute function.
20059 (hoist_code): Return non-zero if something changed. Keep track of
20060 substitutions and insertions for statistics gathering similar to PRE.
20061 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20062 called from the pass_rtl_hoist execute function. Show pass statistics.
20063 (compute_store_table): Use max_reg_num directly instead of using the
20064 formerly global max_gcse_regno.
20065 (build_store_vectors): Likewise.
20066 (replace_store_insn): Fix dumping.
20067 (store_motion): Rename to ...
20068 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20069 pass, called from the pass_rtl_store_motion execute function. Keep
20070 track of substitutions and insertions for statistics gathering similar
20072 (bypass_jumps): Remove, fold interesting bits into ...
20073 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20074 from the pass_rtl_cprop execute function.
20075 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20076 pass_jump_bypass): Remove.
20077 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20078 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20079 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20080 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20081 (gate_rtl_store_motion, execute_rtl_store_motion,
20082 pass_rtl_store_motion): New.
20083 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20084 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20085 * passes.c (init_optimization_passes): Remove pass_gcse and
20086 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20087 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20088 instead of pass_jump_bypass.
20090 2009-04-27 Richard Guenther <rguenther@suse.de>
20092 PR middle-end/39928
20093 * gimplify.c (gimplify_expr): If we are required to create
20094 a temporary make sure it ends up as register.
20096 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20099 * config/i386/i386.c (construct_container): Don't call
20100 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20101 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20103 2009-04-27 Michael Matz <matz@suse.de>
20105 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20106 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20107 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
20108 (dump_replaceable_exprs): Take a bitmap.
20109 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20111 (expand_gimple_basic_block): Likewise.
20112 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20113 replaceable_expressions member a bitmap.
20114 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20115 (mark_replaceable): Likewise.
20116 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20117 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20119 2009-04-27 Richard Guenther <rguenther@suse.de>
20121 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20122 (verify_stmts): Dispatch to gimple/type verification code.
20123 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20124 issue with call argument types.
20126 2009-04-27 Michael Matz <matz@suse.de>
20128 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20129 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20132 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20133 Eric Botcazou <ebotcazou@adacore.com>
20135 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20136 a label's basic block.
20137 (mark_target_live_regs): Tidy and rework obsolete comments.
20138 Change back DF problem to LIVE. If a label starts a basic block,
20139 assume that all registers that used to be live then still are.
20140 (init_resource_info): If a label starts a basic block, set its
20141 BLOCK_FOR_INSN accordingly.
20142 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20144 2009-04-27 Richard Guenther <rguenther@suse.de>
20146 * tree-flow-inline.h (function_ann): Remove.
20147 (get_function_ann): Likewise.
20148 * tree-dfa.c (create_function_ann): Remove.
20149 * tree-flow.h (struct static_var_ann_d): Remove.
20150 (struct function_ann_d): Likewise.
20151 (union tree_ann_d): Remove fdecl member.
20152 (function_ann_t): Remove.
20153 (function_ann, get_function_ann, create_function_ann): Remove
20156 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20158 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20160 2009-04-27 Jan Hubicka <jh@suse.cz>
20162 * ipa-pure-const.c (struct funct_state_d): New fields
20163 state_previously_known, looping_previously_known; remove
20164 state_set_in_source.
20165 (analyze_function): Use new fields.
20166 (propagate): Avoid assumption that state_set_in_source imply
20169 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20170 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20171 * cfgloop.h (finite_loop_p): Declare.
20173 2009-04-26 Michael Matz <matz@suse.de>
20175 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20177 2009-04-26 Michael Matz <matz@suse.de>
20179 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20180 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20181 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20182 pass_mark_used_blocks): Remove.
20183 * tree-optimize.c (pass_free_datastructures,
20184 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20185 * passes.c (init_optimization_passes): Don't call
20186 pass_mark_used_blocks, remove dead code.
20188 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20190 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20191 * tree-ssa-live.h (register_ssa_partition): Likewise.
20193 2009-04-26 Michael Matz <matz@suse.de>
20196 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20197 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20198 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20200 (compare_pairs): Swap cost comparison.
20201 (coalesce_ssa_name): Don't use change_partition_var.
20202 * tree-nrv.c (struct nrv_data): Add modified member.
20203 (finalize_nrv_r): Set it.
20204 (tree_nrv): Use it to update statements.
20205 (pass_nrv): Require PROP_ssa.
20206 * tree-mudflap.c (mf_decl_cache_locals,
20207 mf_build_check_statement_for): Use make_rename_temp.
20208 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20209 * alias.c (find_base_decl): Handle SSA names.
20210 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20211 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20212 * rtl.h (set_reg_attrs_for_parm): Declare.
20213 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20214 to "optimized", remove unused locals at finish.
20215 (execute_free_datastructures): Make global, call
20216 delete_tree_cfg_annotations.
20217 (execute_free_cfg_annotations): Don't call
20218 delete_tree_cfg_annotations.
20220 * ssaexpand.h: New file.
20221 * expr.c (toplevel): Include ssaexpand.h.
20222 (expand_assignment): Handle SSA names the same as register variables.
20223 (expand_expr_real_1): Expand SSA names.
20224 * cfgexpand.c (toplevel): Include ssaexpand.h.
20225 (SA): New global variable.
20226 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20227 (SSAVAR): New macro.
20228 (set_rtl): New helper function.
20229 (add_stack_var): Deal with SSA names, use set_rtl.
20230 (expand_one_stack_var_at): Likewise.
20231 (expand_one_stack_var): Deal with SSA names.
20232 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20233 before unique numbers.
20234 (expand_stack_vars): Use set_rtl.
20235 (expand_one_var): Accept SSA names, add asserts for them, feed them
20236 to above subroutines.
20237 (expand_used_vars): Expand all partitions (without default defs),
20238 then only the local decls (ignoring those expanded already).
20239 (expand_gimple_cond): Remove edges when jumpif() expands an
20240 unconditional jump.
20241 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20242 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20244 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20245 members of SA; deal with PARM_DECL partitions here; expand
20246 all PHI nodes, free tree datastructures and SA. Commit instructions
20247 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20248 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20249 info and statements at start, collect garbage at finish.
20250 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20251 (VAR_ANN_PARTITION) Remove.
20252 (change_partition_var): Don't declare.
20253 (partition_to_var): Always return SSA names.
20254 (var_to_partition): Only accept SSA names.
20255 (register_ssa_partition): Only check argument.
20256 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20258 (delete_var_map): Don't free it.
20259 (var_union): Only accept SSA names, simplify.
20260 (partition_view_init): Mark only useful SSA names as used.
20261 (partition_view_fini): Only deal with SSA names.
20262 (change_partition_var): Remove.
20263 (dump_var_map): Use ssa_name instead of partition_to_var member.
20264 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20266 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20267 (struct _elim_graph): New member const_dests; nodes member vector of
20269 (set_location_for_edge): New static helper.
20270 (create_temp): Remove.
20271 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20272 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20273 (new_elim_graph): Allocate const_dests member.
20274 (clean_elim_graph): Truncate const_dests member.
20275 (delete_elim_graph): Free const_dests member.
20276 (elim_graph_size): Adapt to new type of nodes member.
20277 (elim_graph_add_node): Likewise.
20278 (eliminate_name): Likewise.
20279 (eliminate_build): Don't take basic block argument, deal only with
20280 partition numbers, not variables.
20281 (get_temp_reg): New static helper.
20282 (elim_create): Use it, deal with RTL temporaries instead of trees.
20283 (eliminate_phi): Adjust all calls to new signature.
20284 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20285 (rewrite_trees): Only do checking.
20286 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20287 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20288 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20289 contains_tree_r, MAX_STMTS_IN_LATCH,
20290 process_single_block_loop_latch, analyze_edges_for_bb,
20291 perform_edge_inserts): Remove.
20292 (expand_phi_nodes): New global function.
20293 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20294 functions, initialize new parameter, remember partitions having a
20296 (finish_out_of_ssa): New global function.
20297 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20298 don't reset in_ssa_p here, don't disable TER when mudflap.
20299 (pass_del_ssa): Remove.
20300 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20302 (execute_free_datastructures): Declare.
20303 * Makefile.in (SSAEXPAND_H): New variable.
20304 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20305 * basic-block.h (commit_one_edge_insertion): Declare.
20306 * passes.c (init_optimization_passes): Move pass_nrv and
20307 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20308 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20309 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20310 (redirect_branch_edge): Deal with super block when expanding, split
20311 out jump patching itself into ...
20312 (patch_jump_insn): ... here, new static helper.
20314 2009-04-26 Michael Matz <matz@suse.de>
20316 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20317 beyond num_ssa_names.
20318 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20319 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20321 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20323 PR inline-asm/39543
20324 * fwprop.c (forward_propagate_asm): New function.
20325 (forward_propagate_and_simplify): Propagate also into __asm, if it
20326 doesn't increase the number of referenced registers.
20329 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20331 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20333 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20334 note_nonlocal_vla_type for nonlocal VLAs.
20335 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20336 contains_remapped_vars, remap_vla_decls): New functions.
20337 (convert_nonlocal_reference_stmt): If not optimizing, call
20338 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20339 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20340 if it wasn't found in var_map.
20341 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20342 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20343 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20345 * gimplify.c (nonlocal_vlas): New variable.
20346 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20348 (gimplify_body): Create and destroy nonlocal_vlas.
20350 * dwarf2out.c (loc_descr_plus_const): New function.
20351 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20352 mem_loc_descriptor, loc_descriptor_from_tree_1,
20353 descr_info_loc, gen_variable_die): Use it.
20355 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20356 !TREE_STATIC VAR_DECLs.
20357 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20358 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20359 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20360 DECL_BY_REFERENCE is valid.
20361 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20362 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20363 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20364 Copy DECL_BY_REFERENCE.
20365 (struct nesting_copy_body_data): New type.
20366 (nesting_copy_decl): New function.
20367 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20368 if they have variable length.
20370 2009-04-26 Michael Matz <matz@suse.de>
20372 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20373 mark new temporaries for renaming.
20375 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20378 * c-decl.c (global_bindings_p): Return negative value.
20379 (c_variable_size): New. Based on variable_size from
20381 (grokdeclarator): Call c_variable_size not variable_size.
20383 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20385 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20387 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20389 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20390 Redefine it to just use mingw/include.
20391 (ASM_SPEC): Rules for -m32 and -m64.
20392 (LINK_SPEC): Use Likewise.
20393 (SPEC_32): New define.
20394 (SPEC_64): Likewise.
20395 (SUB_LINK_SPEC): Likewise.
20396 (MULTILIB_DEFAULTS): New define.
20397 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20398 Add multilib options.
20399 (MULTILIB_DIRNAMES): Likewise.
20400 (MULTILIB_OSDIRNAMES): Likewise.
20401 (LIBGCC): Likewise.
20402 (INSTALL_LIBGCC): Likewise.
20404 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20407 * c-tree.h (enum c_inline_static_type): New.
20408 (record_inline_static): Declare.
20409 * c-decl.c (struct c_inline_static, c_inline_statics,
20410 record_inline_static, check_inline_statics): New.
20411 (pop_file_scope): Call check_inline_statics.
20412 (start_decl): Call record_inline_static instead of pedwarning
20413 directly for static in inline function.
20414 * c-typeck.c (build_external_ref): Call record_inline_static
20415 instead of pedwarning directly for static referenced in inline
20418 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20420 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20421 not new but only being rescanned.
20422 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20423 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20424 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20425 record_set_info, compute_set, grealloc): Remove.
20426 (recompute_all_luids): New function.
20427 (gcse_main): Don't compute sets, and don't do related memory
20428 allocations/free-ing. If something changed before the end of the
20429 pass, update LUIDs using recompute_all_luids.
20430 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20431 (free_gcse_mem): Don't free it either.
20432 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20433 Use the df insn LUIDs.
20434 (load_killed_in_block): Likewise.
20435 (compute_hash_table_work): Don't compute reg_set_in_block.
20436 (compute_transp): Use DF_REG_DEF_CHAINs.
20437 (local_cprop_pass): Don't use compute_sets and related functions.
20438 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20439 Use get_max_uid() instead of max_cuid.
20440 (insert_insn_end_basic_block, pre_insert_copy_insn,
20441 update_ld_motion_stores): Don't try to
20442 keep reg_set tables up to date.
20443 (pre_insert_copies): Use df insn LUIDs.
20444 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20445 (reg_set_info): Don't use extra bitmap argument.
20446 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20447 information to compute regs_set_in_block.
20448 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20449 (bypass_jumps): Don't use compute_sets and friends.
20451 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20454 * opts.c (undocumented_msg): Do not leave blank even with
20457 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20459 * c-decl.c (build_enumerator): Allow values folding to integer
20460 constants but not integer constant expressions with a pedwarn if
20463 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20466 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20467 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20468 type is an integer constant.
20470 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20473 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20476 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20479 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20480 with variably modified return type and no storage class
20481 specifiers, except for the case of nested functions. Distinguish
20482 extern declarations of functions with variably modified return
20483 types from those of objects with variably modified types.
20485 2009-04-25 Jan Hubicka <jh@suse.cz>
20487 * tree.c (list_equal_p): New function.
20488 * tree.h (list_equal_p): Declare.
20489 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20490 basic_block_def, basic_block, const_basic_block): New.
20491 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20492 (redirect_eh_edge): New function.
20493 (make_eh_edge_update_phi): EH edges are not abnormal.
20494 * except.c: Include tree-flow.h.
20495 (list_match): New function.
20496 (eh_region_replaceable_by_p): New function.
20497 (replace_region): New function.
20498 (hash_type_list): New function.
20499 (hash_eh_region): New function.
20500 (eh_regions_equal_p): New function.
20501 (merge_peers): New function.
20502 (remove_unreachable_regions): Verify EH tree when checking;
20504 (copy_eh_region_1): New function.
20505 (copy_eh_region): New function.
20506 (push_reachable_handler): New function.
20507 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20508 regions without label but with live RESX.
20509 * except.h (redirect_eh_edge_to_label): New.
20510 * tree-flow.h (redirect_eh_edge): New.
20511 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20512 basic_block_def, basic_block, const_basic_block): Remove.
20513 * Makefile.in (except.o): Add dependency on tree-flow.h
20514 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20515 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20518 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20521 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20522 on the destination of memcpy.
20524 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20526 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20527 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20528 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20530 2009-04-25 Jan Hubicka <jh@suse.cz>
20532 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20533 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20534 to be reached by different label than left.
20535 (update_eh_edges): Update comment; remove edge_to_remove if possible
20536 and return true if suceeded.
20537 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20538 (cleanup_eh): Compute sharing map.
20539 * except.c (remove_eh_handler_and_replace): Add argument if we should
20541 (remove_unreachable_regions): Update for label sharing.
20542 (label_to_region_map): Likewise.
20543 (get_next_region_sharing_label): New function.
20544 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20546 (remove_eh_handler): Update.
20547 (remove_eh_region_and_replace_by_outer_of): New function.
20548 * except.h (struct eh_region): Add next_region_sharing_label.
20549 (remove_eh_region_and_replace_by_outer_of,
20550 get_next_region_sharing_label): Declare.
20551 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20553 2009-04-25 Jan Hubicka <jh@suse.cz>
20555 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20556 insert code even if they are not critical.
20558 2009-04-25 Jan Hubicka <jh@suse.cz>
20560 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20561 (gimple_can_remove_branch_p): EH edges won't remove branch by
20563 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20564 updating of non-abnormal EH edges.
20565 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20566 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20567 (split_critical_edges): Split also edges where emitting code on them
20568 will lead to splitting later.
20570 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20571 H.J. Lu <hongjiu.lu@intel.com>
20574 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20575 the configured assembler supports fildq and fistpq mnemonics.
20576 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20577 * configure: Regenerated.
20578 * config.in: Ditto.
20580 * config/i386/i386.c (print_operand): Handle 'Z'.
20581 ['z']: Remove handling of special fild/fist suffixes.
20582 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20583 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20584 suffix of fild insn.
20585 (*floatsi<mode>2_vector_mixed): Ditto.
20586 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20587 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20588 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20589 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20590 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20592 2009-04-25 Ben Elliston <bje@au.ibm.com>
20594 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20595 the source of a set operation.
20597 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20599 * target.h (struct gcc_target): Add case_values_threshold field.
20600 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20601 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20602 * targhooks.c (default_case_values_threshold): New function.
20603 * targhooks.h (default_case_values_threshold): Declare function.
20604 * stmt.c (expand_case): Use case_values_threshold target hook.
20605 * expr.h (case_values_threshold): Remove declartation.
20606 * expr.c (case_values_threshold): Remove function.
20607 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20609 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20610 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20611 (avr_case_values_threshold): Declare as static.
20612 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20614 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20615 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20616 (mn10300_case_values_threshold): New function.
20618 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20620 * ira.c (setup_cover_and_important_classes): Add enum cast.
20622 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20624 * genpreds.c (write_enum_constraint_num): Output definition of
20625 CONSTRAINT_NUM_DEFINED_P macro.
20626 * ira.c (setup_cover_and_important_classes): Use
20627 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20629 2009-04-24 DJ Delorie <dj@redhat.com>
20631 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20632 __SH2A_SINGLE_ONLY__ also.
20634 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20636 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20637 (movdf_internal): Ditto.
20638 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20639 SFmode and DFmode constants.
20640 (ia64_print_operand): Add 'G' format for printing
20641 floating point constants.
20643 2009-04-24 Richard Guenther <rguenther@suse.de>
20645 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20646 from unsigned additions.
20648 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20650 * c-typeck.c (set_init_index): Allow array designators that are
20651 not integer constant expressions with a pedwarn if pedantic.
20653 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20655 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20656 zero if no overlap in nonzero bits between the operands.
20658 2009-04-24 Ian Lance Taylor <iant@google.com>
20660 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20661 (record_dead_and_set_regs): Likewise.
20662 * df.h (struct df_mw_hardreg): Change flags field to int.
20663 (struct df_base_ref): Likewise.
20664 (struct df): Change changeable_flags field to int.
20665 * df-scan.c (df_defs_record): Change clobber_flags to int.
20666 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20667 constants rather than #define macros.
20668 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20669 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20670 (enum dwarf_calling_convention): Likewise.
20671 (enum dwarf_line_number_x_ops): Likewise.
20672 (enum dwarf_call_frame_info): Likewise.
20673 (enum dwarf_source_language): Likewise.
20674 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20675 (add_calling_convention_attribute): Likewise.
20676 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20677 (combine_comparisons): Change compcode to int. Add cast to enum type.
20678 * genrecog.c (maybe_both_true_2): Change c to int.
20679 (write_switch): Likewise. Add cast to enum type.
20680 * gimplify.c (gimplify_omp_for): Handle return values from
20681 gimplify_expr using MIN rather than bitwise or.
20682 (gimplify_expr): Add cast to enum type.
20683 * ipa-prop.c (update_jump_functions_after_inlining): Change
20684 IPA_BOTTOM to IPA_JF_UNKNOWN.
20685 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20686 Add casts to enum type.
20687 (setup_cover_and_important_classes): Change cl to int. Add casts
20689 (setup_class_translate): Change cl and mode to int.
20690 (ira_init_once): Change mode to int.
20691 (free_register_move_costs): Likewise.
20692 (setup_prohibited_mode_move_regs): Add casts to enum type.
20693 * langhooks.c (add_builtin_function_common): Rework assertion that
20694 value fits bitfield.
20695 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20696 * omega.c (omega_do_elimination): Avoid math on enum types.
20697 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20698 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20699 int local to handle integral_argment value.
20700 * regmove.c (try_auto_increment): Change PUT_MODE to
20702 * reload.c (push_secondary_reload): Add casts to enum type.
20703 (secondary_reload_class, find_valid_class): Likewise.
20704 * reload1.c (emit_input_reload_insns): Likewise.
20705 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20706 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20707 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20709 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20710 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20712 (expand_complex_libcall): Add casts to enum type.
20713 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20714 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20715 with ERROR_MARK, not NUM_TREE_CODES.
20716 (vect_create_epilog_for_reduction): Likewise.
20717 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20718 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20719 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20721 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20722 vect_unused_in_loop. Change 0 to loop_vect.
20723 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20724 * var-tracking.c (get_init_value): Change return type to enum
20726 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20727 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20729 (arm_override_options): Add casts to enum type.
20730 (arm_emit_tls_decoration): Likewise.
20731 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20733 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20734 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20735 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20737 * config/s390/s390.c (code_for_builtin_64): Change to array of
20739 (code_for_builtin_31): Likewise.
20740 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20742 * config/sparc/sparc.c (sparc_override_options): Change value
20743 field in struct code_model to enum cmodel. In initializer change
20744 0 to NULL and add cast to enum type.
20746 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20747 Change all callers. Issue a -Wc++-compat warning using
20748 lhs_origtype if necessary.
20749 (convert_for_assignment): Issue -Wc++-compat warnings about
20750 invalid conversions to enum type on assignment.
20751 * c-common.h (build_modify_expr): Update declaration.
20753 2009-04-24 Nick Clifton <nickc@redhat.com>
20755 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20756 (function_arg_advance): Likewise.
20757 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20760 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20762 * config/s390/constraints.md ('I', 'J'): Fix condition.
20764 2009-04-24 Diego Novillo <dnovillo@google.com>
20766 * gengtype-parse.c (parse_error): Add newline after message.
20768 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20770 * config/i386/sse.md (avxmodesuffixs): Removed.
20771 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20772 (*avx_pinsr<ssevecsize>): This.
20774 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20776 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20777 follow chains of regs with a single definition, and allow expressions
20778 that are function_invariant_p.
20779 (simple_rhs_p): Allow expressions that are function_invariant_p.
20781 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20783 PR middle-end/39867
20784 * fold-const.c (fold_cond_expr_with_comparison): When folding
20785 > and >= to MAX, make sure the MAX uses the same type as the
20786 comparison's operands.
20788 2009-04-24 Nick Clifton <nickc@redhat.com>
20790 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20791 addressing for DImode accesses.
20792 (frv_print_operand_address): Handle PLUS case.
20793 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20795 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20797 PR rtl-optimization/39794
20798 * alias.c (canon_true_dependence): Add x_addr argument.
20799 * rtl.h (canon_true_dependence): Adjust prototype.
20800 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20801 * cselib.c (cselib_invalidate_mem): Likewise.
20802 * gcse.c (compute_transp): Likewise.
20803 * dse.c (scan_reads_nospill): Likewise.
20804 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20805 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20806 canon_base_addr of the group, plus optional offset.
20807 (struct group_info): Rename canon_base_mem to
20809 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20810 canon_rtx of base_mem.
20812 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20814 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20815 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20817 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20819 * config/spu/spu-builtins.h: Delete file.
20821 * config/spu/spu.h (enum spu_builtin_type): Move here from
20823 (struct spu_builtin_description): Likewise. Add GTY marker.
20824 Do not use enum spu_function_code or enum insn_code.
20825 (spu_builtins): Add extern declaration.
20827 * config/spu/spu.c: Do not include "spu-builtins.h".
20828 (enum spu_function_code, enum spu_builtin_type_index,
20829 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20830 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20831 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20832 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20833 (spu_builtin_types): Make static. Add GTY marker.
20834 (spu_builtins): Add extern declaration with GTY marker.
20835 Include "gt-spu.h".
20837 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20838 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20839 Check programmatically whether all parameters are scalar.
20841 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20843 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20845 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20846 assignment from the constructor either if the target is volatile.
20848 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20850 * config/arm/arm.md (insv): Do not share operands[0].
20852 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20854 * config/vxlib-tls.c (active_tls_threads): Delete.
20855 (delete_hook_installed): New.
20856 (tls_delete_hook): Don't delete the delete hook.
20857 (tls_destructor): Delete it here.
20858 (__gthread_set_specific): Adjust installing the delete hook.
20859 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20860 __gthread_leave_tsd_dtor_context.
20862 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20864 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20866 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20868 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20870 (alpha_rtx_costs): Ditto.
20871 (emit_unlikely_jump): Use add_reg_note.
20872 (emit_frame_store_1): Ditto.
20873 (alpha_expand_prologue): Ditto.
20874 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20875 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20877 2009-04-23 Nick Clifton <nickc@redhat.com>
20879 * config/v850/v850.md (epilogue): Remove suppressed code.
20880 (return): Rename to return_simple and remove test of frame size.
20881 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20882 to gen_return_simple.
20884 2009-04-22 Jing Yu <jingyu@google.com>
20887 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20889 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20892 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20893 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20894 value is a VECTOR_CST, the element type is the element type of the
20897 2009-04-22 DJ Delorie <dj@redhat.com>
20899 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20901 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20903 * alias.c (find_base_term): Move around LO_SUM case, so that
20904 CONST falls through into PLUS/MINUS handling.
20907 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20908 into 0, use omit_one_operand.
20910 2009-04-23 Ben Elliston <bje@au.ibm.com>
20912 * config/rs6000/linux-unwind.h (get_regs): Remove type
20913 puns. Change the type of `pc' to an array of unsigned ints and
20914 update all users. Constify frame24.
20916 2009-04-22 DJ Delorie <dj@redhat.com>
20918 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20919 declarations before code.
20920 (current_function_special_page_vector): Likewise.
20921 (m32c_expand_insv): Silence a warning.
20923 2009-04-21 Taras Glek <tglek@mozilla.com>
20925 * alias.c: Update GTY annotations to new syntax.
20926 * basic-block.h: Likewise.
20927 * bitmap.h: Likewise.
20928 * c-common.h: Likewise.
20929 * c-decl.c: Likewise.
20930 * c-parser.c: Likewise.
20931 * c-pragma.c: Likewise.
20932 * c-tree.h: Likewise.
20933 * cfgloop.h: Likewise.
20934 * cgraph.h: Likewise.
20935 * config/alpha/alpha.c: Likewise.
20936 * config/arm/arm.h: Likewise.
20937 * config/avr/avr.h: Likewise.
20938 * config/bfin/bfin.c: Likewise.
20939 * config/cris/cris.c: Likewise.
20940 * config/darwin.c: Likewise.
20941 * config/frv/frv.c: Likewise.
20942 * config/i386/i386.c: Likewise.
20943 * config/i386/i386.h: Likewise.
20944 * config/i386/winnt.c: Likewise.
20945 * config/ia64/ia64.h: Likewise.
20946 * config/iq2000/iq2000.c: Likewise.
20947 * config/mips/mips.c: Likewise.
20948 * config/mmix/mmix.h: Likewise.
20949 * config/pa/pa.c: Likewise.
20950 * config/pa/pa.h: Likewise.
20951 * config/rs6000/rs6000.c: Likewise.
20952 * config/s390/s390.c: Likewise.
20953 * config/sparc/sparc.c: Likewise.
20954 * config/xtensa/xtensa.c: Likewise.
20955 * cselib.h: Likewise.
20956 * dbxout.c: Likewise.
20957 * dwarf2out.c: Likewise.
20958 * except.c: Likewise.
20959 * except.h: Likewise.
20960 * fixed-value.h: Likewise.
20961 * function.c: Likewise.
20962 * function.h: Likewise.
20963 * gimple.h: Likewise.
20964 * integrate.c: Likewise.
20965 * optabs.c: Likewise.
20966 * output.h: Likewise.
20967 * real.h: Likewise.
20969 * stringpool.c: Likewise.
20970 * tree-data-ref.c: Likewise.
20971 * tree-flow.h: Likewise.
20972 * tree-scalar-evolution.c: Likewise.
20973 * tree-ssa-address.c: Likewise.
20974 * tree-ssa-alias.h: Likewise.
20975 * tree-ssa-operands.h: Likewise.
20976 * tree.c: Likewise.
20977 * tree.h: Likewise.
20978 * varasm.c: Likewise.
20979 * varray.h: Likewise.
20981 * coretypes.h: Do not define GTY macro if it is already defined.
20982 * doc/gty.texi: Update GTY documentation to new syntax.
20983 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20984 annotations on structs.
20985 * gengtype-parse.c: Likewise.
20987 2009-04-22 Mark Heffernan <meheff@google.com>
20989 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20991 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20993 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20996 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20998 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20999 the same as a PLUS without a shift. Increase the cost of a
21002 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21004 * Makefile.in: Update dependencies.
21005 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21006 * errors.h: Remove bogus comment about compatibility.
21007 (warning): Update declaration.
21008 * genautomata.c: Update all calls to warning.
21009 * gimple.c: Do not include errors.h. Include toplev.h.
21010 * tree-ssa-structalias.c: Do not include errors.h.
21011 * omega.c: Likewise.
21012 * tree-ssa-reassoc.c: Likewise.
21013 * config/spu/spu-c.c: Likewise.
21014 * config/spu/t-spu-elf: Update dependencies.
21016 2009-04-22 Richard Guenther <rguenther@suse.de>
21018 PR tree-optimization/39824
21019 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21020 make sure the types are compatible.
21022 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21025 * c-common.c (c_parse_error): Take a token_flags parameter.
21026 Use token_type for the token type instead.
21027 Pass token_flags to cpp_type2name.
21028 * c-common.h (c_parse_error): Update declaration.
21029 * c-parser.c (c_parser_error): Pass 0 as token flags.
21031 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21033 PR rtl-optimization/39580
21034 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21036 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21038 * function.c (expand_function_end): Do not emit a jump to the "naked"
21039 return label for fall-through returns.
21040 * except.c (sjlj_emit_function_exit): Always place the call to the
21041 unregister function at the location installed by expand_function_end.
21043 2009-04-22 Richard Guenther <rguenther@suse.de>
21045 PR tree-optimization/39845
21046 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21047 (gen_inbound_check): Likewise.
21049 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21051 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21053 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21054 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21056 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21058 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21059 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21060 shift counts to avoid out-of-bounds array accesses.
21062 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21064 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21065 (Pmode): Move above.
21067 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21069 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21070 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21071 GET_CODE macro. Use IN_RANGE macro where appropriate.
21072 * config/alpha/alpha.h: Ditto.
21073 * config/alpha/alpha.md: Ditto.
21074 * config/alpha/constraints.md: Ditto.
21075 * config/alpha/predicates.md: Ditto.
21077 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21079 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21080 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21081 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21082 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21083 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21084 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21085 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21086 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21087 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21088 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21089 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21090 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21091 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21092 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21093 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21094 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21095 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21096 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21097 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21098 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21099 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21100 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21101 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21102 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21103 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21104 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21105 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21107 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21109 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21110 references from comments.
21111 * cfgbuild.c: (count_basic_blocks): Delete.
21112 (find_basic_blocks_1): Delete.
21113 (find_basic_blocks): Delete.
21114 * except.c (finish_eh_generation): Make static. Move comment from
21115 except.h here. Remove find_basic_blocks references from comments.
21116 * except.h (finish_eh_generation): Delete.
21117 * basic-block.h (find_basic_blocks): Delete.
21118 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21120 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21122 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21123 (sdbout_parms): Likewise.
21125 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21127 * config/sh/sh.c (prepare_cbranch_operands): Use
21128 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21129 (expand_cbranchdi4): Likewise.
21130 (from_compare): Add cast to enum type.
21131 (expand_cbranchsi4): Use add_reg_note.
21132 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21133 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21134 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21135 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21136 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21137 instead of CODE_FOR_nothing.
21138 (cbranchdi4): Likewise. Fix the order of arguments for
21140 (push_fpscr): Use add_reg_note.
21141 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21142 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21144 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21146 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21147 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21148 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21149 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21150 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21151 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21152 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21153 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21154 config/alpha/x-vms, config/arc/t-arc,
21155 config/arm/README-interworking, config/arm/arm-c.c,
21156 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21157 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21158 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21159 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21160 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21161 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21162 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21163 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21164 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21165 config/cris/t-elfmulti, config/crx/t-crx,
21166 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21167 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21168 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21169 config/h8300/t-h8300, config/i386/athlon.md,
21170 config/i386/darwin-libgcc.10.4.ver,
21171 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21172 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21173 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21174 config/i386/t-linux64, config/i386/t-nwld,
21175 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21176 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21177 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21178 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21179 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21180 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21181 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21182 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21183 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21184 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21185 config/m68k/t-uclinux, config/mcore/t-mcore,
21186 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21187 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21188 config/mips/crtn.asm, config/mips/irix-crti.asm,
21189 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21190 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21191 config/mips/mips-fixed.md, config/mips/sb1.md,
21192 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21193 config/mips/t-iris6, config/mips/t-isa3264,
21194 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21195 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21196 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21197 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21198 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21199 config/mn10300/t-linux, config/mn10300/t-mn10300,
21200 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21201 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21202 config/picochip/libgccExtras/clzsi2.asm,
21203 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21204 config/rs6000/darwin-libgcc.10.4.ver,
21205 config/rs6000/darwin-libgcc.10.5.ver,
21206 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21207 config/rs6000/t-aix43, config/rs6000/t-aix52,
21208 config/rs6000/t-darwin, config/rs6000/t-fprules,
21209 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21210 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21211 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21212 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21213 config/rs6000/t-rtems, config/rs6000/t-spe,
21214 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21215 config/score/t-score-elf, config/sh/divcost-analysis,
21216 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21217 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21218 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21219 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21220 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21221 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21222 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21223 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21224 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21225 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21226 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21227 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21228 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21229 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21230 * config/h8300/genmova.sh: Include copyright and license notices
21231 in generated output.
21232 * config/h8300/mova.md: Regenerate.
21233 * doc/install.texi2html: Include word "Copyright" in copyright
21234 notice and use name "Free Software Foundation, Inc.".
21235 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21236 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21237 ChangeLog-2007, ChangeLog-2008: Correct dates.
21239 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21241 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21242 NE_EXPR operations as well.
21243 * c-parser.c (c_parser_condition): Do not set location information on
21245 (c_parser_conditional_expression): Likewise.
21246 (c_parser_binary_expression): Set location information on operators.
21247 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21248 TRUTH_NOT_EXPR has been folded.
21249 * fold-const.c (fold_truth_not_expr): Copy location information from
21250 the incoming expression to the outgoing one.
21251 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21252 recursive calls on the LHS of the operator but pass that of the
21253 operator to recursive calls on the RHS of the operator. Set it
21255 (shortcut_cond_expr): Set the locus of the operator on the second
21256 COND_EXPR and that of the expression on the first in degenerate cases.
21257 Pass the locus of the expression to calls to shortcut_cond_r.
21258 Set the locus of the 'then' block on the associated jump, if any.
21259 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21260 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21261 expression to call to gimplify_boolean_expr.
21263 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21265 * config.gcc: Add additional configuration for
21266 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21267 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21268 (CPP_SPEC): Redefine for allowing -municode option.
21269 (STARTFILE_SPEC): Likewise.
21270 * config/i386/t-mingw-w64: New.
21271 * config/i386/mingw-w64.opt: New.
21272 (municode): Add new target option.
21273 * doc/invoke.texi (municode): Add documentation for new option.
21275 2009-04-21 Ian Lance Taylor <iant@google.com>
21277 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21278 Correct test for number of arguments.
21279 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21281 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21283 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21284 argument of emit_library_call.
21286 2009-04-21 Richard Guenther <rguenther@suse.de>
21288 PR middle-end/39829
21289 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21290 inside VIEW_CONVERT_EXPRs.
21292 2009-04-21 Martin Jambor <mjambor@suse.cz>
21294 * tree-switch-conversion.c (build_constructors): Split a long line.
21295 (constructor_contains_same_values_p): New function.
21296 (build_one_array): Create assigns of constants if possible, do not
21297 call mark_sym_for_renaming, call update_stmt.
21298 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21299 make_rename_temp. Do not call mark_symbols_for_renaming, call
21301 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21302 find_new_referenced_vars, call update_stmt.
21303 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21304 instead of calling make_rename_temp. Do not call
21305 find_new_referenced_vars or mark_symbols_for_renaming, call
21308 2009-04-21 Richard Guenther <rguenther@suse.de>
21310 PR tree-optimization/39827
21311 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21312 (tree_ssa_phiprop): Pass the correct array size.
21314 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21316 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21318 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21321 * c-typeck.c (lvalue_p): Move declaration ...
21322 * c-common.h (lvalue_p): ... to here.
21323 * c-common.c (candidate_equal_p): New.
21324 (add_tlist): Use it.
21325 (merge_tlist): Use it.
21326 (warn_for_collisions_1): Likewise.
21327 (warning_candidate_p): Accept more candidates.
21328 (verify_tree): A warning candidate can be an expression. Use
21331 2009-04-21 Ben Elliston <bje@au.ibm.com>
21334 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21335 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21336 options. Remove -mcall-solaris documentation.
21338 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21341 * doc/invoke.texi (-Wlong-long): Update description.
21342 * c-lex (interpret_integer): Only warn if there was no previous
21343 overflow and -Wlong-long is enabled.
21344 * c-decl.c (declspecs_add_type): Drop redundant flags.
21345 * c.opt (Wlong-long): Init to -1.
21346 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21347 and front-end warn_long_long. Wlong-long only depends on other
21348 flags if it is uninitialized.
21349 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21350 the same for CPP and FE.
21351 (restore_extension_diagnostics): Likewise.
21353 2009-04-20 Ian Lance Taylor <iant@google.com>
21355 Fix enum conversions which are invalid in C++:
21356 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21357 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21358 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21359 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21360 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21361 (dbxout_parms): Likewise.
21362 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21363 (df_clear_flags): Likewise.
21364 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21365 top_flag parameter to int.
21366 (df_chain_create_bb_process_use): Likewise.
21367 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21369 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21370 (df_ref_create_structure, df_def_record_1): Likewise.
21371 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21372 (df_notes_rescan): Change 0 to VOIDmode in function call.
21373 (df_get_call_refs, df_insn_refs_collect): Likewise.
21374 (df_bb_regs_collect): Likewise.
21375 (df_entry_block_defs_collect): Likewise.
21376 (df_exit_block_uses_collect): Likewise.
21377 * df.h: Update declarations.
21378 * double-int.c (double_int_divmod): Add cast to enum type.
21379 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21380 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21381 (based_loc_descr): Likewise.
21382 (loc_descriptor_from_tree_1): Change first_op and second_op to
21383 enum dwarf_location_atom. Add cast to enum type.
21384 * expmed.c (init_expmed): Change 0 to SET in function call.
21385 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21386 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21387 (do_store_flag): Likewise.
21388 * fixed-value.h (struct fixed_value): Change mode to enum
21390 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21391 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21393 (insert_insn_decl, insert_decl, insert_state): Likewise.
21394 (automata_list_finish): Likewise.
21395 * genrecog.c (process_define_predicate): Add cast to enum type.
21396 * gensupport.c (init_predicate_table): Add cast to enum type.
21397 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21399 (gimple_build_call_1, gimple_build_label): Likewise.
21400 (gimple_build_goto, gimple_build_asm_1): Likewise.
21401 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21402 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21403 (enum fallback): Rename from enum fallback_t.
21404 (fallback_t): Typedef as int.
21405 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21406 GSI_SAME_STMT in function call.
21407 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21409 (setup_reg_class_relations): Likewise.
21410 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21411 (setup_prohibited_class_mode_regs): Add cast to enum type.
21412 (setup_prohibited_mode_move_regs): Likewise.
21413 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21414 (record_address_regs): Change i to enum reg_class.
21415 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21416 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21417 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21418 (GET_MODE_2XWIDER_MODE): Likewise.
21419 (GET_CLASS_NARROWEST_MODE): Likewise.
21420 * omp-low.c (expand_omp_for): Add cast to enum type.
21421 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21422 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21423 * postreload.c (reload_cse_simplify_operands): Change rclass local
21425 * predict.c (combine_predictions_for_insn): Change best_predictor
21426 and predictor to enum br_predictor.
21427 (combine_predictions_for_bb): Likewise.
21428 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21429 use SET_PREDICT_EXPR_OUTCOME.
21430 * real.c (real_arithmetic): Change icode to code in function call.
21431 * reginfo.c (init_move_cost): Add casts to enum type.
21432 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21433 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21435 * reload.c (find_valid_class): Add casts to enum type.
21436 (push_reload): Change 0 to NO_REGS in function call.
21437 (find_reloads): Change this_alternative to array of enum
21438 reg_class. Remove some now-unnecessary casts.
21439 (make_memloc): Change 0 to VOIDmode in function call.
21440 * reload1.c (reload): Change 0 to VOIDmode in function call.
21441 (eliminate_regs_1, elimination_effects): Likewise.
21442 (eliminate_regs_in_insn): Likewise.
21443 (emit_input_reload_insns): Add cast to enum type.
21444 (delete_output_reload): Change 0 to VOIDmode in function call.
21445 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21446 to enum type in function call.
21447 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21448 (SET_PREDICT_EXPR_OUTCOME): Define.
21449 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21450 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21451 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21452 (dump_function): Likewise.
21453 * tree-dump.h: Update declarations.
21454 * tree-pass.h: Update declarations.
21455 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21456 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21458 (arm_rtx_costs_1): Correct parenthesization.
21459 (arm_rtx_costs): Add casts to enum type.
21460 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21461 (vfp_emit_fstmd): Use add_rg_note.
21462 (emit_multi_reg_push, emit_sfm): Likewise.
21463 (thumb_set_frame_pointer): Likewise.
21464 (arm_expand_prologue): Likewise.
21465 (arm_regno_class): Change return type to enum reg_class.
21466 (thumb1_expand_prologue): Use add_reg_note.
21467 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21468 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21470 * config/arm/gentune.sh: Add cast to enum type.
21471 * config/arm/arm-tune.md: Rebuild.
21472 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21473 (ix86_split_fp_branch, predict_jump): Likewise.
21474 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21475 insn_code to enum rtx_code.
21476 (ix86_builtin_vectorized_function): Add cast to enum type.
21477 * config/i386/i386.md (truncdfsf2): Change slot to enum
21479 (truncxf<mode>2, isinf<mode>2): Likewise.
21480 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21482 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21483 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21484 (insert_bundle_state): Change 1 to INSERT in function call.
21485 (ia64_add_bundle_selector_before): Likewise.
21486 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21487 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21488 (restore_stack_nonlocal): Likewise.
21489 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21491 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21493 (mips_rtx_costs): Likewise.
21494 (mips_override_options): Add casts to enum type.
21495 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21497 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21498 (store_reg, set_reg_plus_d): Likewise.
21499 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21500 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21502 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21504 (emit_unlikely_jump): Use add_reg_note.
21505 (rs6000_emit_allocate_stack): Likewise.
21506 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21507 (output_toc): Change 1 to INSERT in function call.
21508 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21509 (rs6000_initialize_trampoline): Likewise.
21510 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21512 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21513 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21514 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21515 (save_gprs): Use add_reg_note.
21516 (s390_emit_prologue): Likewise.
21517 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21518 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21519 (sparc_fold_builtin): Add cast to enum type.
21520 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21522 (spu_expand_prologue): Use add_reg_note.
21523 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21525 2009-04-20 Ian Lance Taylor <iant@google.com>
21527 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21528 (c_parser_postfix_expression_after_primary): Get VEC for list of
21529 arguments. Get original types of arguments. Call
21530 build_function_call_vec.
21531 (cached_expr_list_1, cached_expr_list_2): New static variables.
21532 (c_parser_expr_list): Change return type to VEC *. Add
21533 p_orig_types parameter. Change all callers.
21534 (c_parser_release_expr): New static function.
21535 (c_parser_vec_to_tree_list): New static function.
21536 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21537 call build_function_call_vec.
21538 (build_function_call_vec): New function, based on old
21539 build_function_call.
21540 (convert_arguments): Remove nargs and argarray parameters. Change
21541 values to a VEC. Add origtypes parameter.
21542 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21543 (convert_for_assignment): Add origtype parameter. Change all
21544 callers. If warn_cxx_compat, check for conversion to an enum
21545 type when calling a function.
21546 (store_init_value): Add origtype parameter. Change all callers.
21547 (digest_init): Likewise.
21548 (struct init_node): Add origtype field.
21549 (add_pending_init): Add origtype parameter. Change all callers.
21550 (output_init_element): Likewise.
21551 (output_pending_init_elements): Pass origtype from init_node to
21552 output_init_element.
21553 (process_init_element): Pass origtype from c_expr to
21554 output_init_element.
21555 (c_finish_return): Add origtype parameter. Change all callers.
21556 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21558 (sync_resolve_params): Likewise.
21559 (sync_resolve_return): Change params to first_param. Change caller.
21560 (resolve_overloaded_builtins): Change params to VEC *. Change
21561 callers. Save first parameter around call to build_function_call_vec.
21562 * c-decl.c (finish_decl): Add origtype parameter. Change all
21563 callers. Call build_function_call_vec rather than
21564 build_function_call for cleanup.
21565 * c-tree.h: Update declarations.
21566 * c-common.h: Update declarations.
21567 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21568 params to first_param.
21569 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21570 params parameter from tree to void *.
21571 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21572 Change arglist parameter to have type void *, and to be a pointer
21574 * config/rs6000/rs6000-protos.h
21575 (altivec_resolve_overloaded_builtin): Update declaration.
21576 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21577 fnargs parameter to have type void *, and to be a pointer to a
21578 VEC. Call build_function_call_vec instead of
21579 build_function_call.
21580 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21582 2009-04-20 Joey Ye <joey.ye@intel.com>
21583 Xuepeng Guo <xuepeng.guo@intel.com>
21584 H.J. Lu <hongjiu.lu@intel.com>
21586 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21588 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21589 (IX86_LEA_PRIORITY): Likewise.
21590 (distance_non_agu_define): New function.
21591 (distance_agu_use): Likewise.
21592 (ix86_lea_for_add_ok): Likewise.
21593 (ix86_dep_by_shift_count): Likewise.
21595 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21596 should split for LEA.
21598 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21600 (ix86_dep_by_shift_count): Likewise.
21602 2009-04-20 Richard Guenther <rguenther@suse.de>
21604 * expr.c (handled_component_p): Move ...
21605 * tree.h (handled_component_p): ... here.
21606 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21607 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21608 and REALPART_EXPR to be in one group.
21610 2009-04-20 Richard Guenther <rguenther@suse.de>
21612 * basic-block.h (get_all_dominated_blocks): Declare.
21613 * dominance.c (get_all_dominated_blocks): New function.
21614 * tree-cfg.c (get_all_dominated_blocks): Remove.
21615 (remove_edge_and_dominated_blocks): Adjust.
21616 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21617 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21618 instead of recursing.
21620 2009-04-20 Doug Kwan <dougkwan@google.com>
21622 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21623 (struct cgraph_node_set_def): New type.
21624 (cgraph_node_set) New type. Also declare vector functions.
21625 (struct cgraph_node_set_element_def): New type.
21626 (cgraph_node_set_element): Ditto.
21627 (cgraph_node_set_iterator): New iterator type.
21628 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21629 cgraph_node_set_remove, dump_cgraph_node_set,
21630 debug_cgraph_node_set): New prototypes.
21631 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21632 cgraph_node_set_size): New inlines.
21633 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21634 including cgraph.h.
21635 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21636 argument to function 'write_summary'.
21637 * ipa.c: Include ggc.h.
21638 (hash_cgraph_node_set_element,
21639 eq_cgraph_node_set_element, cgraph_node_set_new,
21640 cgraph_node_set_add, cgraph_node_set_remove,
21641 cgraph_node_set_find, dump_cgraph_node_set,
21642 debug_cgraph_node_set): New functions.
21643 * Makefile.in (ipa.o): Add dependency on GGC_H.
21645 2009-04-20 Ira Rosen <irar@il.ibm.com>
21647 PR tree-optimization/39675
21648 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21649 check of the return code of vect_schedule_slp. Check that
21650 stmt_vec_info still exists for the statement, before checking its
21651 vectorization type.
21653 2009-04-20 Michael Matz <matz@suse.de>
21655 * Makefile.in (generated_files): Take out $(simple_generated_c).
21657 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21659 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21660 (UINTPTR_TYPE): Likewise.
21662 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21665 * c-typeck.c (digest_init): Check for initializing an array with a
21668 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21671 * c-semantics.c (pop_stmt_list): Propagate
21672 STATEMENT_LIST_HAS_LABEL to parent statement list.
21674 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21676 * config/mips/mips.h (mips_tune_attr): New macro.
21677 * config/mips/mips.md (cpu): Use it.
21679 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21682 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21685 2009-04-19 Diego Novillo <dnovillo@google.com>
21687 * toplev.c (compile_file): Move call to coverage_finish ...
21688 * cgraphunit.c (ipa_passes): ... here.
21689 Call cgraph_process_new_functions.
21690 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21691 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21693 2009-04-19 Jan Hubicka <jh@suse.cz>
21695 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21697 (dump_cgraph_node): Dump can throw external flag.
21698 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21700 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21704 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21705 * common.opt (Wlogical-op): Move from here...
21706 * c.opt (Wlogical-op): ... to here.
21707 * c-typeck.c (parser_build_binary_op): Update call to
21708 warn_logical_operator.
21709 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21711 * c-common.c (warn_logical_op): Update.
21712 * c-common.h (warn_logical_op): Update declaration.
21714 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21716 * tree.c (protected_set_expr_location): Fix formatting.
21718 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21721 * c-typeck.c (readonly_warning): new.
21722 (build_unary_op, build_modify_expr): Use readonly_warning for
21723 storing into something readonly but not const-qualified.
21725 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21728 * c-typeck.c (build_unary_op): Check for taking address of
21729 expression of type void.
21731 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21734 * c-typeck.c (build_function_call): Check for calling a function
21735 with qualified void return types. Call require_complete_type when
21738 2009-04-18 Jan Hubicka <jh@suse.cz>
21740 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21742 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21743 can_throw_external flag.
21744 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21745 * ipa-pure-const.c (ignore_edge): New function.
21746 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21747 only over can_throw_external edges.
21748 (local_pure_const): Add nothrow flag.
21749 * ipa-utils.c (searchc): Add ignore_edge callback.
21750 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21751 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21752 (set_nothrow_function_flags): Update cgraph.
21753 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21755 2009-04-18 Richard Guenther <rguenther@suse.de>
21757 PR middle-end/39804
21758 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21759 (fold_stmt): ... this and ...
21760 (fold_stmt_inplace): ... this.
21761 (fold_stmt_1): Fold references in calls and asms.
21762 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21764 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21766 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21767 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21769 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21771 * tree.c (function_args_count): Remove.
21772 * tree.h: Remove the prototype for function_args_count.
21774 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21776 * tree-iterator.c (expr_only): Remove.
21777 * tree.h: Remove the prototype for expr_only.
21779 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21781 * reginfo.c (cannot_change_mode_set_regs): Remove.
21782 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21784 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21786 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21787 whether operands 0 and 1 overlaps.
21789 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21791 PR middle-end/36902
21792 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21793 pointer. Use warning_at instead of warning.
21794 (search_for_addr_array): Likewise.
21795 (check_array_bounds): Likewise.
21796 (check_all_array_refs): Check that the incoming edge is not in the
21797 list of edges to be removed.
21798 (check_all_array_refs): Avoid the temporal pointer.
21799 (vrp_visit_cond_stmt): Fix typo.
21800 (simplify_switch_using_ranges): Handle the case where the switch
21801 index is an integer constant.
21803 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21805 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21807 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21809 * doc/extend.texi, doc/invoke.texi: Fix typos.
21811 2009-04-17 Cary Coutant <ccoutant@google.com>
21813 * tree-flow-inline.h (get_lineno): Fix inverted test.
21815 2009-04-17 Diego Novillo <dnovillo@google.com>
21817 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21818 assertion for AVAIL_OUT.
21820 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21823 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21824 * config/sh/linux-atomic.asm: Likewise.
21826 2009-04-17 Diego Novillo <dnovillo@google.com>
21828 * except.c (debug_eh_tree): New.
21829 (struct eh_region, struct eh_status): Move ...
21830 * except.h: ... here.
21831 (add_type_for_runtime): Declare extern.
21832 (lookup_type_for_runtime): Likewise.
21833 (debug_eh_tree): Declare.
21834 * Makefile.in (GTFILES): List except.h before except.c
21836 2009-04-17 Diego Novillo <dnovillo@google.com>
21838 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21839 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21840 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21841 (find_vars_r): ... here.
21842 * tree-flow.h (find_referenced_vars_in): Declare.
21843 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21844 that AVAIL_OUT exists for BLOCK.
21845 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21846 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21847 (tree-parloops.o): Likewise.
21849 2009-04-17 Simon Baldwin <simonb@google.com>
21851 * toplev.c (default_tree_printer): Add handling for %E format.
21853 2009-04-17 Diego Novillo <dnovillo@google.com>
21855 * tree-pretty-print.c (dump_generic_node): Add break after
21856 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21857 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21858 FUNCTION_TYPE together. Call print_struct_decl when printing
21859 structures and TDF_SLIM is not given.
21860 (print_struct_decl): Fix logic for detecting recursion.
21862 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21865 * gcc.c (create_at_file): New.
21866 (compile_input_file_p): New.
21867 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21868 * main.c (main): Update call to toplev_main.
21869 * toplev.c (toplev_main): Change signature. Call expandargv.
21870 * toplev.h (toplev_main): Change signature.
21872 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21874 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21875 if the latter is not constant.
21877 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21879 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21881 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21883 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21884 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21886 2009-04-17 Richard Guenther <rguenther@suse.de>
21888 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21889 Handle component references view-converting an invariant address.
21891 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21893 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21894 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21895 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21896 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21897 Use @deftypevr rather than @deftypevar.
21899 2009-04-17 Richard Guenther <rguenther@suse.de>
21901 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21902 (get_prop_source_stmt): Likewise.
21903 (can_propagate_from): Likewise.
21905 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21907 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21908 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21909 (--with-multilib-list): Add default value.
21910 * configure: Regenerate.
21911 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21912 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21913 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21914 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21915 Don't add default cpu to multilib list unnecessarily, but do enable
21916 the relevant compiler option..
21917 Add support for --with-multilib-list=<blank> and
21918 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21919 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21920 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21921 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21922 TM_MULTILIB_CONFIG.
21923 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21924 (MULTILIB_OSDIRNAMES): New variable.
21925 * config/sh/t-1e: Delete file.
21926 * config/sh/t-mlib-sh1: Delete file.
21927 * config/sh/t-mlib-sh2: Delete file.
21928 * config/sh/t-mlib-sh2a: Delete file.
21929 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21930 * config/sh/t-mlib-sh2a-single: Delete file.
21931 * config/sh/t-mlib-sh2a-single-only: Delete file.
21932 * config/sh/t-mlib-sh2e: Delete file.
21933 * config/sh/t-mlib-sh3e: Delete file.
21934 * config/sh/t-mlib-sh4: Delete file.
21935 * config/sh/t-mlib-sh4-nofpu: Delete file.
21936 * config/sh/t-mlib-sh4-single: Delete file.
21937 * config/sh/t-mlib-sh4-single-only: Delete file.
21938 * config/sh/t-mlib-sh4a: Delete file.
21939 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21940 * config/sh/t-mlib-sh4a-single: Delete file.
21941 * config/sh/t-mlib-sh4a-single-only: Delete file.
21942 * config/sh/t-mlib-sh4al: Delete file.
21943 * config/sh/t-mlib-sh5-32media: Delete file.
21944 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21945 * config/sh/t-mlib-sh5-64media: Delete file.
21946 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21947 * config/sh/t-mlib-sh5-compact: Delete file.
21948 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21949 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21950 * doc/install.texi (Options specification): Add
21951 --with-multilib-list and --with-endian.
21953 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21955 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21957 (OBJS-common): Add plugin-version.o.
21958 (plugin-version.o): New.
21959 * gcc-plugin.h (plugin_gcc_version): New.
21960 (plugin_default_version_check): New.
21961 (plugin_init_func, plugin_init): Add version argument.
21962 * plugin-version.c: New.
21963 * plugin.c (str_plugin_gcc_version_name): New.
21964 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21965 pass it to the init function.
21966 (plugin_default_version_check): New.
21968 2009-04-17 Richard Guenther <rguenther@suse.de>
21970 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21971 for decl-vs-decl disambiguation.
21973 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21975 * config/s390/s390.h (s390_tune_attr): New macro definition.
21976 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21978 2009-04-17 Richard Guenther <rguenther@suse.de>
21980 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21981 (fold_stmt_r): Likewise.
21982 (maybe_fold_reference): New function.
21983 (fold_gimple_assign): Handle cases fold_stmt_r did.
21984 (fold_stmt): Do not use fold_stmt_r.
21985 (fold_stmt_inplace): Likewise.
21987 2009-04-17 Richard Guenther <rguenther@suse.de>
21989 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21990 (record_equivalences_from_stmt): Remove useless checks and
21992 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21993 the type is already suitable.
21995 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21997 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21999 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22001 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22002 (CMPtype): Define as __gcc_CMPtype.
22004 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22006 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22007 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22009 2009-04-17 Richard Guenther <rguenther@suse.de>
22011 PR tree-optimization/39746
22012 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22013 special-casing for builtins and static variable use/def.
22014 (call_may_clobber_ref_p_1): Likewise.
22016 2009-04-16 Ian Lance Taylor <iant@google.com>
22018 * df.h: Include "timevar.h".
22019 (struct df_problem): Change tv_id field to timevar_id_t.
22020 * tree-pass.h: Include "timevar.h".
22021 (struct opt_pass): Change tv_id field to timevar_id_t.
22022 * timevar.h (timevar_id_t): Define TV_NONE.
22023 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22024 TV_NONE rather than tv_id != 0.
22025 (execute_one_pass): Likewise.
22026 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22027 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22028 dependencies to $(TREE_PASS_H).
22029 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22031 (pass_branch_target_load_optimize2): Likewise.
22032 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22033 (pass_outof_cfg_layout_mode): Likewise.
22034 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22035 (pass_rebuild_cgraph_edges): Likewise.
22036 (pass_remove_cgraph_callee_edges): Likewise.
22037 * df-core.c (pass_df_initialize_opt): Likewise.
22038 (pass_df_initialize_no_opt): Likewise.
22039 (pass_df_finish): Likewise.
22040 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22041 * except.c (pass_set_nothrow_function_flags): Likewise.
22042 (pass_convert_to_eh_region_ranges): Likewise.
22043 * final.c (pass_compute_alignments): Likewise.
22044 * function.c (pass_instantiate_virtual_regs): Likewise.
22045 (pass_init_function): Likewise.
22046 (pass_leaf_regs): Likewise.
22047 (pass_match_asm_constraints): Likewise.
22048 * gimple-low.c (pass_lower_cf): Likewise.
22049 (pass_mark_used_blocks): Likewise.
22050 * init-regs.c (pass_initialize_regs): Likewise.
22051 * integrate.c (pass_initial_value_sets): Likewise.
22052 * ira.c (pass_ira): Likewise.
22053 * jump.c (pass_cleanup_barriers): Likewise.
22054 * omp-low.c (pass_expand_omp): Likewise.
22055 (pass_lower_omp): Likewise.
22056 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22057 * recog.c (pass_split_all_insns): Likewise.
22058 (pass_split_after_reload): Likewise.
22059 (pass_split_before_regstack): Likewise.
22060 (pass_split_before_sched2): Likewise.
22061 (pass_split_for_shorten_branches): Likewise.
22062 * reginfo.c (pass_reginfo_init): Likewise.
22063 (pass_subregs_of_mode_init): Likewise.
22064 (pass_subregs_of_mode_finish): Likewise.
22065 * passes.c (pass_postreload): Likewise.
22066 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22067 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22068 (pass_warn_function_return): Likewise.
22069 (pass_warn_function_noreturn): Likewise.
22070 * tree-complex.c (pass_lower_complex): Likewise.
22071 (pass_lower_complex_O0): Likewise.
22072 * tree-if-conv.c (pass_if_conversion): Likewise.
22073 * tree-into-ssa.c (pass_build_ssa): Likewise.
22074 * tree-mudflap.c (pass_mudflap_1): Likewise.
22075 (pass_mudflap_2): Likewise.
22076 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22077 (pass_mudflap_2): Likewise.
22078 * tree-nrv.c (pass_return_slot): Likewise.
22079 * tree-object-size.c (pass_object_sizes): Likewise.
22080 * tree-optimize.c (pass_all_optimizations): Likewise.
22081 (pass_early_local_passes): Likewise.
22082 (pass_all_early_optimizations): Likewise.
22083 (pass_cleanup_cfg): Likewise.
22084 (pass_cleanup_cfg_post_optimizing): Likewise.
22085 (pass_free_datastructures): Likewise.
22086 (pass_free_cfg_annotations): Likewise.
22087 (pass_fixup_cfg): Likewise.
22088 (pass_init_datastructures): Likewise.
22089 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22090 (pass_late_warn_uninitialized): Likewise.
22091 (pass_update_address_taken): Likewise.
22092 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22093 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22094 (pass_cse_sincos): Likewise.
22095 (pass_convert_to_rsqrt): Likewise.
22096 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22097 * tree-stdarg.c (pass_stdarg): Likewise.
22098 * tree-tailcall.c (pass_tail_recursion): Likewise.
22099 (pass_tail_calls): Likewise.
22100 * tree-vect-generic.c (pass_lower_vector): Likewise.
22101 (pass_lower_vector_ssa): Likewise.
22102 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22104 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22106 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22108 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22110 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22111 logical and signext.
22113 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22116 * config/sh/predicates.md (arith_operand): Check if the operand
22117 of TRUNCATE is a REG.
22119 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22121 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22122 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22124 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22126 * tree-iterator.c (tsi_split_statement_list_after,
22127 tsi_split_statement_list_before): Remove.
22128 * tree-iterator.h: Remove the prototypes for
22129 tsi_split_statement_list_after and tsi_split_statement_list_before.
22131 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22133 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22134 * tree-ssa-propagate.h: Remove the prototype for
22135 stmt_makes_single_load.
22137 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22139 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22140 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22142 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22144 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22146 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22148 * except.c (eh_region_outer_p): Remove.
22149 * except.h: Remove the prototype for eh_region_outer_p.
22151 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22153 * function.c (current_function_assembler_name): Remove.
22154 * function.h: Remove the prototype for
22155 current_function_assembler_name.
22157 2009-04-16 Ian Lance Taylor <iant@google.com>
22159 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22160 (add_reg_note): Call alloc_reg_note.
22161 * rtl.h (alloc_reg_note): Declare.
22162 * combine.c (try_combine): Use alloc_reg_note.
22163 (recog_for_combine, move_deaths): Likewise.
22164 (distribute_notes): Use alloc_reg_note and add_reg_note.
22165 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22166 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22167 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22169 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22171 PR rtl-optimization/39762
22172 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22173 ira_may_move_out_cost): Add comments about way of their usage.
22174 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22176 * ira-conflicts.c (process_regs_for_copy): Use function
22177 ira_get_register_move_cost instead of global
22178 ira_register_move_cost.
22180 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22181 color_pass, move_spill_restore, update_curr_costs): Ditto.
22183 * ira-lives.c (process_single_reg_class_operands): Ditto.
22185 * ira-emit.c (emit_move_list): Ditto.
22187 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22188 (record_reg_classes): Ditto. Use functions
22189 ira_get_register_move_cost and ira_get_may_move_cost instead of
22190 global vars ira_register_move_cost, ira_may_move_out_cost and
22191 ira_may_move_in_cost.
22192 (record_address_regs): Don't call ira_init_register_move_cost.
22193 Use function ira_get_may_move_cost instead of global
22194 ira_may_move_in_cost.
22195 (process_bb_node_for_hard_reg_moves): Use function
22196 ira_get_register_move_cost instead of global ira_register_move_cost.
22197 (ira_costs): Don't call ira_init_register_move_cost.
22199 2009-04-16 Richard Guenther <rguenther@suse.de>
22201 * tree-cfg.c (verify_gimple_assign_binary):
22202 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22203 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22204 (create_general_new_stmt): Note that this function is broken.
22206 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22208 * common.opt (fhelp): Add Var(help_flag).
22209 * gcc-plugin.h (plugin_info): Add help.
22210 * plugin.c (plugin_name_args): Add help.
22211 (register_plugin_info): Set plugin->help.
22212 (print_help_one_plugin): New.
22213 (print_plugins_help): New.
22214 * plugin.h (print_plugins_help): New.
22215 * toplev.c (toplev_main): Call print_plugins_help if needed.
22217 2009-04-16 Richard Guenther <rguenther@suse.de>
22219 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22220 (gimple_ior_addresses_taken_1): New function.
22221 (gimple_ior_addresses_taken): Likewise.
22222 * gimple.h (struct gimple_statement_with_ops_base): Remove
22223 addresses_taken member.
22224 (gimple_ior_addresses_taken): Declare.
22225 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22226 gimple_set_addresses_taken): Remove.
22227 * ipa-reference.c (mark_address): New function.
22228 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22229 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22230 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22231 (gimple_add_to_addresses_taken): Remove.
22232 (get_tmr_operands): Call mark_address_taken.
22233 (get_asm_expr_operands): Likewise.
22234 (get_expr_operands): Likewise.
22235 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22236 (free_stmt_operands): Do not free it.
22237 * tree-ssa.c (delete_tree_ssa): Likewise.
22238 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22240 2009-04-16 Richard Guenther <rguenther@suse.de>
22242 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22243 (walk_stmt_load_store_ops): Likewise.
22244 * gimple.c (get_base_loadstore): New function.
22245 (walk_stmt_load_store_addr_ops): Likewise.
22246 (walk_stmt_load_store_ops): Likewise.
22247 * ipa-pure-const.c (check_op): Simplify.
22248 (check_load, check_store): New functions.
22249 (check_stmt): Use walk_stmt_load_store_ops.
22250 * ipa-reference.c (mark_load): Adjust signature.
22251 (mark_store): Likewise.
22252 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22254 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22256 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22257 (plugin_info): New.
22258 * opts.c (common_handle_option): Don't call print_version.
22259 * plugin.c (plugin_name_args): Add version.
22260 (register_plugin_info): New.
22261 (register_callback): Handle PLUGIN_INFO.
22262 (try_init_one_plugin): New.
22263 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22265 (finalize_one_plugin): New.
22266 (finalize_plugins): New.
22267 (print_one_plugin): New.
22268 (print_plugins_versions): New.
22269 * plugin.h (print_plugins_versions): New.
22270 (finalize_plugins): New.
22271 * toplev.c (compile_file): Don't call initialize_plugins.
22272 (print_version): Call print_plugins_versions.
22273 (toplev_main): Call initialize_plugins. Print version if needed.
22274 Call finalize_plugins.
22276 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22278 * common.opt (fversion): New.
22279 * gcc.c (print_version): New.
22280 (process_command): Don't print the version. Just set print_version.
22281 (main): Print version. Call subprocesses if print_version and
22282 verbose_flag are set.
22283 * opts.c (common_handle_option): Handle OPT_fversion.
22285 2009-04-16 Richard Guenther <rguenther@suse.de>
22286 Ira Rosen <irar@il.ibm.com>
22288 PR tree-optimization/39698
22289 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22290 type of the reduction variable. Only generate the def if
22293 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22294 make sure to first convert to an integer of the same precision.
22295 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22296 the type of the evolution correctly in computing the new
22297 induction variable base.
22299 2009-04-16 Richard Guenther <rguenther@suse.de>
22301 PR middle-end/39625
22302 * tree-cfg.c (make_blocks): Split statements with to-be
22303 abnormal SSA names on the lhs.
22305 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22307 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22308 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22309 * c-typeck.c (really_start_incremental_init): Likewise.
22310 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22311 (TARGET_INITIALIZER): Remove it.
22312 * target.h (struct target): Remove vector_opaque_p.
22313 * tree.c (build_opaque_vector_type): New.
22314 * tree.h (TYPE_VECTOR_OPAQUE): New.
22315 (build_opaque_vector_type): Declare.
22316 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22317 * config/rs6000/rs6000.c (build_opaque_vector_type,
22318 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22319 (rs6000_init_builtins): Use build_opaque_vector_type for
22320 opaque_V4SI_type_node.
22322 2009-04-15 Catherine Moore <clm@codesourcery.com>
22324 * debug.h (set_name): Declare.
22325 * dwarf2out.c (dwarf2out_set_name): Declare.
22326 (dwarf2_debug_hooks): Add set_name.
22327 (find_AT_string): New.
22328 (add_AT_string): Call find_AT_string.
22329 (dwarf2out_set_name): New.
22330 * cp/decl.c (grokdeclarator): Call set_name.
22331 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22332 * debug.c (do_nothing_debug_hooks): Likewise.
22333 * dbxout.c (dbx_debug_hooks): Likewise.
22334 * sdbout.c (sdb_debug_hooks): Likewise.
22336 2009-04-15 Michael Eager <eager@eagercon.com>
22338 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22339 reg for single-precision FPU.
22340 * config/rs6000/rs6000.md (movsi_internal1): Only for
22341 !TARGET_SINGLE_FPU.
22342 (movsi_internal1_single): New. Add pattern to move SI values to/from
22343 single-precision FP regs.
22345 2009-04-15 Richard Guenther <rguenther@suse.de>
22347 * omp-low.c (lower_rec_input_clauses): Build correct address
22349 (expand_omp_for_generic): Fix multiplication type.
22350 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22351 (generate_memset_zero): Fix types.
22352 * tree-profile.c (prepare_instrumented_value): Correctly
22355 2009-04-15 Ian Lance Taylor <iant@google.com>
22357 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22358 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22359 for -Wall and for -Wc++-compat.
22360 (c_common_post_options): For C++, set warn_enum_compare if not
22362 * c-tree.h (struct c_expr): Add field original_type.
22363 (build_external_ref): Update declaration.
22364 * c-parser.c (c_parser_braced_init): Set original_type.
22365 (c_parser_initelt): Likewise.
22366 (c_parser_expr_no_commas): Likewise.
22367 (c_parser_conditional_expression): Likewise.
22368 (c_parser_cast_expression): Likewise.
22369 (c_parser_unary_expression): Likewise. Pull setting of
22370 original_code to top of function.
22371 (c_parser_sizeof_expression): Set original_type.
22372 (c_parser_alignof_expression): Likewise.
22373 (c_parser_postfix_expression): Likewise. Pull setting of
22374 original_code to top of function.
22375 (c_parser_postfix_expression_after_paren_type): Set original_type.
22376 (c_parser_postfix_expression_after_primary): Likewise.
22377 (c_parser_expression): Likewise.
22378 * c-typeck.c (build_external_ref): Add type parameter. Change all
22380 (c_expr_sizeof_expr): Set original_type field.
22381 (parser_build_unary_op): Likewise.
22382 (parser_build_binary_op): Likewise. Optionally warn about
22383 comparisons of enums of different types.
22384 (digest_init): Set original_type field.
22385 (really_start_incremental_init): Likewise.
22386 (push_init_level, pop_init_level): Likewise.
22387 * doc/invoke.texi (Warning Options): -Wenum-compare now
22390 2009-04-15 Richard Guenther <rguenther@suse.de>
22392 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22393 out a necessary conversion.
22394 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22395 names we didn't value number.
22396 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22398 2009-04-15 Richard Guenther <rguenther@suse.de>
22400 PR tree-optimization/39764
22401 * tree-ssa-ccp.c (get_value): Canonicalize value with
22402 canonicalize_float_value.
22404 2009-04-15 Jan Hubicka <jh@suse.cz>
22406 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22407 Wrong version of patch.
22409 2009-04-15 Jan Hubicka <jh@suse.cz>
22411 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22413 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22415 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22416 our distinct integral and vector types.
22418 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22420 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22421 * init.c (build_vtbl_address): Remove call to assemble_external.
22423 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22425 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22426 output for other floating point modes.
22428 2009-04-14 Diego Novillo <dnovillo@google.com>
22430 * diagnostic.c (diagnostic_report_diagnostic): Do not
22431 warn about loaded plugins for DK_ERROR and DK_WARNING.
22432 * c-decl.c (declspecs_add_type): Move call to
22433 invoke_plugin_callbacks ...
22434 * c-parser.c (c_parser_declspecs): ... here.
22435 * plugin.c (dump_active_plugins): Tidy output.
22437 2009-04-14 Diego Novillo <dnovillo@google.com>
22438 Le-Chun Wu <lcwu@google.com>
22440 * configure.ac: Add --enable-plugin support.
22441 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22442 * Makefile.in (PLUGIN_H): Define.
22443 Export ENABLE_PLUGIN and GMPINC to site.exp.
22444 Add PLUGINLIBS to link command.
22445 Add/modify dependencies for plugin.o and files including plugin.h.
22447 * config.in: Regenerate.
22449 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22452 2009-04-14 Le-Chun Wu <lcwu@google.com>
22454 * tree-pass.h (register_one_dump_file): Add a prototype for
22455 register_one_dump_file.
22456 * toplev.c (compile_file): Call initialize_plugins.
22457 (do_compile): Call invoke_plugin_callbacks.
22458 (toplev_main): Call invoke_plugin_callbacks.
22459 * common.opt: Add -fplugin= and -fplugin-arg-.
22460 * gcc-plugin.h: New public header file for plugins to include.
22461 * plugin.c: New source file.
22462 * plugin.h: New internal header file.
22463 * passes.c (register_one_dump_file): Make it external.
22465 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22467 2009-04-14 Diego Novillo <dnovillo@google.com>
22469 * doc/plugins.texi: New.
22470 * doc/gccint.texi: Add reference to Plugins chapter.
22471 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22472 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22473 loaded plugins, if any.
22474 * timevar.def (TV_PLUGIN_INIT): Define.
22475 (TV_PLUGIN_RUN): Define.
22476 * plugin.c: Include timevar.h
22477 (plugins_active_p): New.
22478 (dump_active_plugins): New.
22479 (debug_active_plugins): New.
22481 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22483 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22485 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22487 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22489 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22490 the same as a minus without a shift.
22492 2009-04-14 Nick Clifton <nickc@redhat.com>
22494 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22495 comparisons with small integers will always produce a short
22498 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22501 2008-12-19 Diego Novillo <dnovillo@google.com>
22503 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22505 2009-04-14 Richard Guenther <rguenther@suse.de>
22507 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22509 (verify_gimple_assign_binary): Likewise. Handle shifts and
22511 (verify_gimple_phi): Print the mismatched argument position.
22512 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22514 (vect_update_init_of_dr): Likewise.
22515 * matrix-reorg.c (transform_access_sites): Do what the
22517 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22519 2009-04-13 Michael Eager <eager@eagercon.com>
22521 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22522 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22523 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22524 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22525 remove duplicate config
22527 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22529 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22530 file_name:line_number type locator of the call site.
22532 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22534 * genautomata.c: Put blank after comma.
22535 (automaton_decls): New.
22536 (struct unit_usage): Add comments to member next.
22537 (store_alt_unit_usage): Keep the list ordered.
22538 (unit_present_on_list_p, equal_alternatives_p): New.
22539 (check_regexp_units_distribution): Check units distribution
22540 correctness correctly.
22541 (main): Don't write automata if error is found. Return correct
22544 * config/m68k/cf.md (cfv4_ds): Remove.
22545 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22546 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22548 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22549 power4-load-ext, power4-store, power4-store-update,
22550 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22551 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22552 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22553 power4-sqrt, power4-isync): Modify reservation to make correct
22554 unit distribution to automata.
22556 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22557 power5-store-update, power5-two, power5-three, power5-lmul,
22558 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22560 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22562 * except.c (pass_set_nothrow_function_flags): Set name and add
22564 (set_nothrow_function_flags): Mention in the dump file when
22565 changing a function to nothrow.
22567 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22570 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22571 instead of unsigned long.
22573 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22575 * config/arm/arm.c (return_used_this_function): Remove.
22576 (arm_output_function_prologue): Remove use of
22577 return_used_this_function.
22578 (output_return_instruction): Replace use of
22579 return_used_this_function
22580 by cfun->machine->return_used_this_function.
22581 (arm_output_epilogue): Likewise.
22582 (arm_output_function_epilogue): Likewise.
22583 (thumb_unexpanded_epilogue): Likewise.
22584 * config/arm/arm.h (struct machine_function):
22585 New member return_used_this_function.
22587 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22589 * doc/install.texi: Correct description of default directory for
22590 --with-gxx-include-dir.
22592 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22594 * fold-const.c (build_range_check): Properly deal with enumeral and
22595 boolean base types.
22597 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22599 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22600 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22601 * params.h (MAX_GCSE_PASSES): Remove.
22602 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22603 in sequence. Remove ability to run multiple passes.
22604 (bypass_jumps): Report run as third CPROP pass.
22606 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22608 PR middle-end/39651
22609 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22610 when deciding whether the whole SEQUENCE can throw.
22612 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22615 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22616 offseted label references.
22618 2009-04-11 Jan Hubicka <jh@suse.cz>
22620 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22622 2009-04-11 Richard Guenther <rguenther@suse.de>
22624 PR middle-end/39732
22625 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22626 return variables as TREE_ADDRESSABLE.
22628 2009-04-11 Richard Guenther <rguenther@suse.de>
22630 PR tree-optimization/39713
22631 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22632 reference trees have SSA_NAME operands.
22634 2009-04-11 Richard Guenther <rguenther@suse.de>
22637 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22638 address expressions.
22640 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22642 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22643 match changes in Cygwin 1.7
22644 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22645 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22647 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22649 PR tree-optimization/39701
22650 * doc/invoke.texi (Optimization Options): Document change in
22651 meaning and initialization of -fdelete-null-pointer-checks.
22653 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22655 PR middle-end/39701
22656 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22658 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22661 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22663 2009-04-10 Chao-ying Fu <fu@mips.com>
22665 * doc/tm.texi (Instruction Output): Document
22666 TARGET_ASM_FINAL_POSTSCAN_INSN.
22667 * target.h (final_postscan_insn): New field in asm_out.
22668 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22669 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22670 * final.c (final_scan_insn): Call
22671 targetm.asm_out.final_postscan_insn after outputting
22672 an asm macro and a normal instruction.
22674 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22675 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22676 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22677 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22678 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22680 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22682 PR middle-end/39701
22683 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22684 variables as non-NULL even with -fdelete-null-pointer-checks.
22686 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22688 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22690 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22693 * config/i386/i386.c (classify_argument): Handle SCmode with
22694 (bit_offset % 64) != 0.
22696 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22698 * doc/invoke.texi (Optimize Options): Add cross-reference to
22699 -Q --help=optimizers examples.
22701 2009-04-10 Ben Elliston <bje@au.ibm.com>
22704 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22705 regalign for the reg == fpr and TDmode case.
22707 2009-04-09 David Ayers <ayers@fsfe.org>
22710 * objc/objc-act.c (warn_with_method): Remove helper function.
22711 (check_duplicates): Call warning and inform directly.
22712 (really_start_method): Likewise.
22714 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22716 * expmed.c (expand_divmod): Always use a comparison for a division
22717 by a large unsigned integer.
22719 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22720 for things others than variables or functions as nonzero.
22722 2009-04-09 Nick Clifton <nickc@redhat.com>
22724 * unwind-compat.c: Change copyright header to refer to version
22725 3 of the GNU General Public License with version 3.1 of the
22726 GCC Runtime Library Exception and to point readers at the
22727 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22728 * config/alpha/crtfastmath.c: Likewise.
22729 * config/alpha/linux-unwind.h: Likewise.
22730 * config/alpha/qrnnd.asm: Likewise.
22731 * config/alpha/vms-crt0-64.c: Likewise.
22732 * config/alpha/vms-crt0.c: Likewise.
22733 * config/alpha/vms-dwarf2.asm: Likewise.
22734 * config/alpha/vms-dwarf2eh.asm: Likewise.
22735 * config/alpha/vms-psxcrt0-64.c: Likewise.
22736 * config/alpha/vms-psxcrt0.c: Likewise.
22737 * config/alpha/vms_tramp.asm: Likewise.
22738 * config/arc/initfini.c: Likewise.
22739 * config/arc/lib1funcs.asm: Likewise.
22740 * config/arm/bpabi-v6m.S: Likewise.
22741 * config/arm/bpabi.S: Likewise.
22742 * config/arm/bpabi.c: Likewise.
22743 * config/arm/crti.asm: Likewise.
22744 * config/arm/crtn.asm: Likewise.
22745 * config/arm/ieee754-df.S: Likewise.
22746 * config/arm/ieee754-sf.S: Likewise.
22747 * config/arm/lib1funcs.asm: Likewise.
22748 * config/arm/libunwind.S: Likewise.
22749 * config/arm/linux-atomic.c: Likewise.
22750 * config/arm/mmintrin.h: Likewise.
22751 * config/arm/pr-support.c: Likewise.
22752 * config/arm/unaligned-funcs.c: Likewise.
22753 * config/arm/unwind-arm.c: Likewise.
22754 * config/arm/unwind-arm.h: Likewise.
22755 * config/avr/libgcc.S: Likewise.
22756 * config/bfin/crti.s: Likewise.
22757 * config/bfin/crtlibid.s: Likewise.
22758 * config/bfin/crtn.s: Likewise.
22759 * config/bfin/lib1funcs.asm: Likewise.
22760 * config/bfin/linux-unwind.h: Likewise.
22761 * config/cris/arit.c: Likewise.
22762 * config/cris/cris_abi_symbol.c: Likewise.
22763 * config/darwin-64.c: Likewise.
22764 * config/darwin-crt2.c: Likewise.
22765 * config/darwin-crt3.c: Likewise.
22766 * config/darwin.h: Likewise.
22767 * config/dbxelf.h: Likewise.
22768 * config/dfp-bit.c: Likewise.
22769 * config/dfp-bit.h: Likewise.
22770 * config/elfos.h: Likewise.
22771 * config/fixed-bit.c: Likewise.
22772 * config/fixed-bit.h: Likewise.
22773 * config/fp-bit.c: Likewise.
22774 * config/fp-bit.h: Likewise.
22775 * config/fr30/crti.asm: Likewise.
22776 * config/fr30/crtn.asm: Likewise.
22777 * config/fr30/lib1funcs.asm: Likewise.
22778 * config/freebsd-spec.h: Likewise.
22779 * config/frv/cmovd.c: Likewise.
22780 * config/frv/cmovh.c: Likewise.
22781 * config/frv/cmovw.c: Likewise.
22782 * config/frv/frvbegin.c: Likewise.
22783 * config/frv/frvend.c: Likewise.
22784 * config/frv/lib1funcs.asm: Likewise.
22785 * config/glibc-stdint.h: Likewise.
22786 * config/h8300/clzhi2.c: Likewise.
22787 * config/h8300/crti.asm: Likewise.
22788 * config/h8300/crtn.asm: Likewise.
22789 * config/h8300/ctzhi2.c: Likewise.
22790 * config/h8300/fixunssfsi.c: Likewise.
22791 * config/h8300/lib1funcs.asm: Likewise.
22792 * config/h8300/parityhi2.c: Likewise.
22793 * config/h8300/popcounthi2.c: Likewise.
22794 * config/i386/ammintrin.h: Likewise.
22795 * config/i386/att.h: Likewise.
22796 * config/i386/avxintrin.h: Likewise.
22797 * config/i386/biarch64.h: Likewise.
22798 * config/i386/bmmintrin.h: Likewise.
22799 * config/i386/cpuid.h: Likewise.
22800 * config/i386/cross-stdarg.h: Likewise.
22801 * config/i386/crtfastmath.c: Likewise.
22802 * config/i386/crtprec.c: Likewise.
22803 * config/i386/cygming-crtbegin.c: Likewise.
22804 * config/i386/cygming-crtend.c: Likewise.
22805 * config/i386/cygwin.asm: Likewise.
22806 * config/i386/emmintrin.h: Likewise.
22807 * config/i386/gmm_malloc.h: Likewise.
22808 * config/i386/gthr-win32.c: Likewise.
22809 * config/i386/i386.h: Likewise.
22810 * config/i386/immintrin.h: Likewise.
22811 * config/i386/linux-unwind.h: Likewise.
22812 * config/i386/linux64.h: Likewise.
22813 * config/i386/mm3dnow.h: Likewise.
22814 * config/i386/mmintrin-common.h: Likewise.
22815 * config/i386/mmintrin.h: Likewise.
22816 * config/i386/nmmintrin.h: Likewise.
22817 * config/i386/pmm_malloc.h: Likewise.
22818 * config/i386/pmmintrin.h: Likewise.
22819 * config/i386/smmintrin.h: Likewise.
22820 * config/i386/sol2-c1.asm: Likewise.
22821 * config/i386/sol2-ci.asm: Likewise.
22822 * config/i386/sol2-cn.asm: Likewise.
22823 * config/i386/sol2-gc1.asm: Likewise.
22824 * config/i386/tmmintrin.h: Likewise.
22825 * config/i386/unix.h: Likewise.
22826 * config/i386/w32-unwind.h: Likewise.
22827 * config/i386/wmmintrin.h: Likewise.
22828 * config/i386/x86-64.h: Likewise.
22829 * config/i386/x86intrin.h: Likewise.
22830 * config/i386/xmmintrin.h: Likewise.
22831 * config/ia64/crtbegin.asm: Likewise.
22832 * config/ia64/crtend.asm: Likewise.
22833 * config/ia64/crtfastmath.c: Likewise.
22834 * config/ia64/crti.asm: Likewise.
22835 * config/ia64/crtn.asm: Likewise.
22836 * config/ia64/fde-glibc.c: Likewise.
22837 * config/ia64/lib1funcs.asm: Likewise.
22838 * config/ia64/linux-unwind.h: Likewise.
22839 * config/ia64/quadlib.c: Likewise.
22840 * config/ia64/unwind-ia64.c: Likewise.
22841 * config/linux.h: Likewise.
22842 * config/m32c/m32c-lib1.S: Likewise.
22843 * config/m32c/m32c-lib2-trapv.c: Likewise.
22844 * config/m32c/m32c-lib2.c: Likewise.
22845 * config/m32r/initfini.c: Likewise.
22846 * config/m68hc11/larith.asm: Likewise.
22847 * config/m68hc11/m68hc11-crt0.S: Likewise.
22848 * config/m68k/cf.md: Likewise.
22849 * config/m68k/crti.s: Likewise.
22850 * config/m68k/crtn.s: Likewise.
22851 * config/m68k/lb1sf68.asm: Likewise.
22852 * config/m68k/linux-unwind.h: Likewise.
22853 * config/mcore/crti.asm: Likewise.
22854 * config/mcore/crtn.asm: Likewise.
22855 * config/mcore/lib1.asm: Likewise.
22856 * config/mips/linux-unwind.h: Likewise.
22857 * config/mips/loongson.h: Likewise.
22858 * config/mips/mips16.S: Likewise.
22859 * config/mmix/crti.asm: Likewise.
22860 * config/mmix/crtn.asm: Likewise.
22861 * config/pa/fptr.c: Likewise.
22862 * config/pa/hpux-unwind.h: Likewise.
22863 * config/pa/lib2funcs.asm: Likewise.
22864 * config/pa/linux-atomic.c: Likewise.
22865 * config/pa/linux-unwind.h: Likewise.
22866 * config/pa/milli64.S: Likewise.
22867 * config/pa/quadlib.c: Likewise.
22868 * config/pa/stublib.c: Likewise.
22869 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22870 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22871 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22872 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22873 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22874 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22875 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22876 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22877 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22878 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22879 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22880 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22881 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22882 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22883 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22884 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22885 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22886 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22887 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22888 * config/rs6000/750cl.h: Likewise.
22889 * config/rs6000/altivec.h: Likewise.
22890 * config/rs6000/biarch64.h: Likewise.
22891 * config/rs6000/crtresfpr.asm: Likewise.
22892 * config/rs6000/crtresgpr.asm: Likewise.
22893 * config/rs6000/crtresxfpr.asm: Likewise.
22894 * config/rs6000/crtresxgpr.asm: Likewise.
22895 * config/rs6000/crtsavfpr.asm: Likewise.
22896 * config/rs6000/crtsavgpr.asm: Likewise.
22897 * config/rs6000/darwin-asm.h: Likewise.
22898 * config/rs6000/darwin-fallback.c: Likewise.
22899 * config/rs6000/darwin-fpsave.asm: Likewise.
22900 * config/rs6000/darwin-ldouble.c: Likewise.
22901 * config/rs6000/darwin-tramp.asm: Likewise.
22902 * config/rs6000/darwin-unwind.h: Likewise.
22903 * config/rs6000/darwin-vecsave.asm: Likewise.
22904 * config/rs6000/darwin-world.asm: Likewise.
22905 * config/rs6000/e500crtres32gpr.asm: Likewise.
22906 * config/rs6000/e500crtres64gpr.asm: Likewise.
22907 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22908 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22909 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22910 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22911 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22912 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22913 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22914 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22915 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22916 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22917 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22918 * config/rs6000/eabi-ci.asm: Likewise.
22919 * config/rs6000/eabi-cn.asm: Likewise.
22920 * config/rs6000/eabi.asm: Likewise.
22921 * config/rs6000/linux-unwind.h: Likewise.
22922 * config/rs6000/linux64.h: Likewise.
22923 * config/rs6000/paired.h: Likewise.
22924 * config/rs6000/paired.md: Likewise.
22925 * config/rs6000/ppc64-fp.c: Likewise.
22926 * config/rs6000/ppu_intrinsics.h: Likewise.
22927 * config/rs6000/rs6000.h: Likewise.
22928 * config/rs6000/si2vmx.h: Likewise.
22929 * config/rs6000/sol-ci.asm: Likewise.
22930 * config/rs6000/sol-cn.asm: Likewise.
22931 * config/rs6000/spe.h: Likewise.
22932 * config/rs6000/spu2vmx.h: Likewise.
22933 * config/rs6000/sysv4.h: Likewise.
22934 * config/rs6000/tramp.asm: Likewise.
22935 * config/rs6000/vec_types.h: Likewise.
22936 * config/s390/linux-unwind.h: Likewise.
22937 * config/s390/tpf-unwind.h: Likewise.
22938 * config/score/crti.asm: Likewise.
22939 * config/score/crtn.asm: Likewise.
22940 * config/sh/crt1.asm: Likewise.
22941 * config/sh/crti.asm: Likewise.
22942 * config/sh/crtn.asm: Likewise.
22943 * config/sh/divtab-sh4-300.c: Likewise.
22944 * config/sh/divtab-sh4.c: Likewise.
22945 * config/sh/divtab.c: Likewise.
22946 * config/sh/lib1funcs-4-300.asm: Likewise.
22947 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22948 * config/sh/lib1funcs.asm: Likewise.
22949 * config/sh/lib1funcs.h: Likewise.
22950 * config/sh/linux-atomic.asm: Likewise.
22951 * config/sh/linux-unwind.h: Likewise.
22952 * config/sh/shmedia.h: Likewise.
22953 * config/sh/sshmedia.h: Likewise.
22954 * config/sh/ushmedia.h: Likewise.
22955 * config/sparc/crtfastmath.c: Likewise.
22956 * config/sparc/linux-unwind.h: Likewise.
22957 * config/sparc/sol2-c1.asm: Likewise.
22958 * config/sparc/sol2-ci.asm: Likewise.
22959 * config/sparc/sol2-cn.asm: Likewise.
22960 * config/spu/divmodti4.c: Likewise.
22961 * config/spu/divv2df3.c: Likewise.
22962 * config/spu/float_disf.c: Likewise.
22963 * config/spu/float_unsdidf.c: Likewise.
22964 * config/spu/float_unsdisf.c: Likewise.
22965 * config/spu/float_unssidf.c: Likewise.
22966 * config/spu/mfc_multi_tag_release.c: Likewise.
22967 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22968 * config/spu/mfc_tag_release.c: Likewise.
22969 * config/spu/mfc_tag_reserve.c: Likewise.
22970 * config/spu/mfc_tag_table.c: Likewise.
22971 * config/spu/multi3.c: Likewise.
22972 * config/spu/spu_internals.h: Likewise.
22973 * config/spu/spu_intrinsics.h: Likewise.
22974 * config/spu/spu_mfcio.h: Likewise.
22975 * config/spu/vec_types.h: Likewise.
22976 * config/spu/vmx2spu.h: Likewise.
22977 * config/stormy16/stormy16-lib2.c: Likewise.
22978 * config/svr4.h: Likewise.
22979 * config/sync.c: Likewise.
22980 * config/v850/lib1funcs.asm: Likewise.
22981 * config/vxlib-tls.c: Likewise.
22982 * config/vxlib.c: Likewise.
22983 * config/vxworks-dummy.h: Likewise.
22984 * config/xtensa/crti.asm: Likewise.
22985 * config/xtensa/crtn.asm: Likewise.
22986 * config/xtensa/ieee754-df.S: Likewise.
22987 * config/xtensa/ieee754-sf.S: Likewise.
22988 * config/xtensa/lib1funcs.asm: Likewise.
22989 * config/xtensa/lib2funcs.S: Likewise.
22990 * config/xtensa/linux-unwind.h: Likewise.
22991 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22992 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22993 * coretypes.h: Likewise.
22994 * crtstuff.c: Likewise.
22995 * defaults.h: Likewise.
22996 * dwarf2.h: Likewise.
22997 * emutls.c: Likewise.
22998 * gbl-ctors.h: Likewise.
22999 * gcov-io.h: Likewise.
23000 * ginclude/float.h: Likewise.
23001 * ginclude/iso646.h: Likewise.
23002 * ginclude/stdarg.h: Likewise.
23003 * ginclude/stdbool.h: Likewise.
23004 * ginclude/stddef.h: Likewise.
23005 * ginclude/stdfix.h: Likewise.
23006 * ginclude/stdint-gcc.h: Likewise.
23007 * ginclude/tgmath.h: Likewise.
23008 * gthr-aix.h: Likewise.
23009 * gthr-dce.h: Likewise.
23010 * gthr-gnat.c: Likewise.
23011 * gthr-gnat.h: Likewise.
23012 * gthr-lynx.h: Likewise.
23013 * gthr-mipssde.h: Likewise.
23014 * gthr-nks.h: Likewise.
23015 * gthr-posix.c: Likewise.
23016 * gthr-posix.h: Likewise.
23017 * gthr-posix95.h: Likewise.
23018 * gthr-rtems.h: Likewise.
23019 * gthr-single.h: Likewise.
23020 * gthr-solaris.h: Likewise.
23021 * gthr-tpf.h: Likewise.
23022 * gthr-vxworks.h: Likewise.
23023 * gthr-win32.h: Likewise.
23024 * gthr.h: Likewise.
23025 * libgcc2.c: Likewise.
23026 * libgcc2.h: Likewise.
23027 * libgcov.c: Likewise.
23028 * tsystem.h: Likewise.
23029 * typeclass.h: Likewise.
23030 * unwind-c.c: Likewise.
23031 * unwind-compat.h: Likewise.
23032 * unwind-dw2-fde-compat.c: Likewise.
23033 * unwind-dw2-fde-darwin.c: Likewise.
23034 * unwind-dw2-fde-glibc.c: Likewise.
23035 * unwind-dw2-fde.c: Likewise.
23036 * unwind-dw2-fde.h: Likewise.
23037 * unwind-dw2.c: Likewise.
23038 * unwind-dw2.h: Likewise.
23039 * unwind-generic.h: Likewise.
23040 * unwind-pe.h: Likewise.
23041 * unwind-sjlj.c: Likewise.
23042 * unwind.inc: Likewise.
23043 * config/arm/neon-gen.ml: Change generated copyright header to
23044 refer to version 3 of the GNU General Public License with
23045 version 3.1 of the GCC Runtime Library Exception and to point
23046 readers at the COPYING3 and COPYING3.RUNTIME files and the
23047 FSF's license web page.
23048 * config/arm/arm_neon.h: Regenerate.
23050 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23052 * config/cris/cris.md: Change copyright header to refer to version
23053 3 of the GNU General Public License.
23054 * doc/install.texi2html: Change copyright header to refer to version
23055 3 of the GNU General Public License and to point readers at the
23056 COPYING3 file and the FSF's license web page.
23057 * config/vax/linux.h: Likewise.
23059 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23061 * config/i386/i386.md (cmpcc): New.
23062 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23063 (sync_compare_and_swap_cc*): Delete.
23065 * config/s390/s390.c (s390_compare_emitted): Remove.
23066 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23067 s390_compare_emitted used to be handled. Assert that modes match.
23068 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23069 refer to sync_compare_and_swap_ccsi.
23070 * config/s390/s390.h (s390_compare_emitted): Remove.
23071 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23072 instead of s390_compare_emitted.
23073 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23074 instead of s390_compare_emitted.
23075 * config/s390/s390.md (cmpcc): New.
23076 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23077 CC_REGNUM, do not pretend it's set.
23078 (sync_compare_and_swap_cc*): Delete.
23079 * config/s390/predicates.md (cc_reg_operand): New.
23081 * expr.c (sync_compare_and_swap_cc): Delete.
23082 * optabs.h (sync_compare_and_swap_cc): Delete.
23083 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23084 is being used with can_compare_p.
23085 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23086 (find_cc_set): New.
23087 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23088 look for a MODE_CC set instead. Use emit_store_flag.
23089 (expand_compare_and_swap_loop): Likewise, with some additional
23090 complication to avoid a force_reg when useless. Use
23091 emit_cmp_and_jump_insns.
23092 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23093 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23094 sync_compare_and_swap documentation.
23096 2009-04-09 Jan Hubicka <jh@suse.cz>
23098 * except.c (find_prev_try): Break out from ....
23099 (duplicate_eh_regions): ... here; properly update prev_try pointers
23100 when duplication part of tree.
23101 (dump_eh_tree): Improve dumping.
23102 (verify_eh_region): New.
23103 (verify_eh_tree): Use it.
23105 2009-04-06 Richard Guenther <rguenther@suse.de>
23107 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23108 &ARRAY addresses by adjusting their types and prepending
23110 * tree-cfg.c (verify_gimple_assign_single): Verify that
23111 addresses are correct.
23113 2009-04-09 Richard Guenther <rguenther@suse.de>
23115 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23116 indices into an array reference if possible.
23117 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23118 Fold POINTER_PLUS_EXPR statements with invariant address.
23120 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23123 * config.gcc (powerpc64-*-linux*): Always build biarch.
23125 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23128 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23129 it and pedwarn if this results in an INTEGER_CST.
23131 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23133 * doc/install.texi: Update minimum GMP version. Remove obsolete
23134 text in MPFR section.
23136 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23138 * dwarf2out.c (class_scope_p): New static inline.
23139 (class_or_namespace_scope_p): Use it.
23140 (gen_variable_die): Use DW_TAG_member tag for static data member
23141 declarations instead of DW_TAG_variable.
23143 PR middle-end/39573
23144 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23147 2009-04-08 Richard Guenther <rguenther@suse.de>
23149 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23150 valueize random data.
23152 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23154 * config.gcc (aix tm_file): Add aix-stdint.h.
23155 (aix tm clause use_gcc_stdint): Set to wrap.
23156 * config/rs6000/aix-stdint.h: New file.
23158 2009-04-08 Richard Guenther <rguenther@suse.de>
23160 PR middle-end/36291
23161 * tree-dfa.c (add_referenced_var): Do not recurse into
23162 global initializers.
23163 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23165 (fold_const_aggregate_ref): Likewise.
23167 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23169 * recog.c (ordered_comparison_operator): New.
23170 * gensupport.c (std_preds): Add it.
23171 * doc/md.texi (Machine-Independent Predicates): Document it.
23173 2009-04-08 Jan Hubicka <jh@suse.cz>
23175 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23176 * function.h (rtl_eh): Remove exception_handler_label_map.
23177 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23178 remove_exception_handler_label, for_each_eh_label_1): Remove.
23179 (rtl_remove_unreachable_regions): Remove.
23180 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23181 (find_exception_handler_labels): Don't build the hashtable.
23182 (maybe_remove_eh_handler): Remove.
23183 (for_each_eh_label): Rewrite to walk the tree.
23184 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23185 * except.h (maybe_remove_eh_handler): Remove.
23186 * passes.c (init_optimization_passes): Schedule second EH cleanup
23188 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23189 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23191 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23193 * genoutput.c (validate_optab_operands): New.
23194 (gen_insn, gen_expand): Call it.
23196 * genflags.c (gen_insn): Detect misused iterators.
23197 (main): Pass line_no to gen_insn, exit with status 1 on error.
23199 * genextract.c (line_no): Make global.
23200 (VEC_safe_set_locstr): Change assertion to error message.
23201 (main): Exit with status 1 on error.
23203 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23207 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23208 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23209 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23210 * c-convert.c (convert): Do not call fold on results of conversion
23211 functions when the result is a C_MAYBE_CONST_EXPR.
23212 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23213 of __builtin_choose_expr.
23214 * c-typeck.c (remove_c_maybe_const_expr): New.
23215 (build_unary_op, build_conditional_expr, build_compound_expr,
23216 build_binary_op, c_objc_common_truthvalue_conversion): Call
23217 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23220 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23222 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23223 CODE to produce a new one. Add a prototype to use fold_convert_const
23225 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23228 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23229 mix declarations and code.
23231 2009-04-08 Ben Elliston <bje@au.ibm.com>
23233 * gcc.c: Replace `CC' with `GCC' throughout.
23235 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23237 * doc/invoke.texi: Document Atom support.
23239 2009-04-07 Jason Merrill <jason@redhat.com>
23242 * c-common.h, c-common.c: Add flag_pretty_templates.
23243 * c-opts.c (c_common_handle_option): Set it.
23244 * c.opt: Add -fno-pretty-templates.
23245 * doc/invoke.texi (C++ Dialect Options): Likewise.
23247 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23249 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23250 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23251 (ia64_expand_builtin): Likewise.
23253 2009-04-07 Martin Jambor <mjambor@suse.cz>
23255 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23256 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23257 ADDR_EXPRS are include too.
23259 2009-04-07 Richard Guenther <rguenther@suse.de>
23261 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23262 decls are only used if passes as parameters or if they are
23263 local statics and the call is not to a builtin.
23264 (call_may_clobber_ref_p_1): Likewise.
23266 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23268 * expr.c (do_store_flag): Remove last argument. Simplify code
23269 to avoid duplication of tests already done by can_compare_p.
23270 (expand_expr_real_1): Adjust caller.
23272 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23274 * optabs.c (can_compare_p): Test the predicate of a
23275 cbranch and cstore pattern.
23277 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23279 * expr.c (convert_move): Use emit_store_flag instead of
23282 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23284 * config/i386/i386.c (ix86_compare_emitted): Remove.
23285 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23286 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23287 * config/i386/i386.h (ix86_compare_emitted): Remove.
23288 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23289 instead of ix86_compare_emitted.
23290 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23292 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23294 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23295 Add t-sysroot-suffix to tmake_file.
23296 * config/print-sysroot-suffix.sh: New file.
23297 * config/t-sysroot-suffix: New file.
23299 2009-04-07 Ben Elliston <bje@au.ibm.com>
23301 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23302 as the latter produces a warning when the target does not support
23305 2009-04-07 Ben Elliston <bje@au.ibm.com>
23307 * dfp.c: Replace type punning assignments with memcpy throughout.
23308 * Makefile.in (dfp.o-warn): Remove.
23310 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23313 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23314 Include soft-fp/t-softfp after rs6000/t-linux64.
23316 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23318 * stor-layout.c (set_sizetype): Use the full precision of their
23319 machine mode for bitsize types.
23321 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23323 * config/i386/i386.md: Revert 2 accidental checkins.
23325 2009-04-06 Joey Ye <joey.ye@intel.com>
23326 Xuepeng Guo <xuepeng.guo@intel.com>
23327 H.J. Lu <hongjiu.lu@intel.com>
23329 Atom pipeline model, tuning and insn selection.
23330 * config.gcc (atom): Add atom config options and target.
23332 * config/i386/atom.md: New.
23334 * config/i386/i386.c (atom_cost): New cost.
23335 (m_ATOM): New macro flag.
23336 (initial_ix86_tune_features): Set m_ATOM.
23337 (x86_accumulate_outgoing_args): Likewise.
23338 (x86_arch_always_fancy_math_387): Likewise.
23339 (processor_target): Add Atom cost.
23340 (cpu_names): Add Atom cpu name.
23341 (override_options): Set Atom ISA.
23342 (ix86_issue_rate): New case PROCESSOR_ATOM.
23343 (ix86_adjust_cost): Likewise.
23345 * config/i386/i386.h (TARGET_ATOM): New target macro.
23346 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23347 (TARGET_OPT_AGU): New target option.
23348 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23349 (processor_type): Add PROCESSOR_ATOM.
23351 * config/i386/i386.md (cpu): Add new value "atom".
23352 (use_carry, movu): New attr.
23353 (atom.md): Include atom.md.
23354 (adddi3_carry_rex64): Set attr "use_carry".
23355 (addqi3_carry): Likewise.
23356 (addhi3_carry): Likewise.
23357 (addsi3_carry): Likewise.
23358 (*addsi3_carry_zext): Likewise.
23359 (subdi3_carry_rex64): Likewise.
23360 (subqi3_carry): Likewise.
23361 (subhi3_carry): Likewise.
23362 (subsi3_carry): Likewise.
23363 (x86_movdicc_0_m1_rex64): Likewise.
23364 (*x86_movdicc_0_m1_se): Likewise.
23365 (x86_movsicc_0_m1): Likewise.
23366 (*x86_movsicc_0_m1_se): Likewise.
23367 (*adddi_1_rex64): Emit add insn as much as possible.
23368 (*addsi_1): Likewise.
23369 (return_internal): Set atom_unit.
23370 (return_internal_long): Likewise.
23371 (return_pop_internal): Likewise.
23372 (*rcpsf2_sse): Set atom_sse_attr attr.
23373 (*qrt<mode>2_sse): Likewise.
23374 (*prefetch_sse): Likewise.
23376 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23378 (ix86_target_macros_internal): Likewise.
23380 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23381 (*prefetch_sse_rex): Likewise.
23382 (sse_rcpv4sf2): Likewise.
23383 (sse_vmrcpv4sf2): Likewise.
23384 (sse_sqrtv4sf2): Likewise.
23385 (<sse>_vmsqrt<mode>2): Likewise.
23386 (sse_ldmxcsr): Likewise.
23387 (sse_stmxcsr): Likewise.
23388 (*sse_sfence): Likewise.
23389 (sse2_clflush): Likewise.
23390 (*sse2_mfence): Likewise.
23391 (*sse2_lfence): Likewise.
23392 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23393 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23394 (avx_movdqu<avxmodesuffix>): Likewise.
23395 (avx_lddqu<avxmodesuffix>): Likewise.
23396 (sse2_movntv2di): Change attr "type" to "ssemov".
23397 (sse2_movntsi): Likewise.
23398 (rsqrtv8sf2): Change attr "type" to "sseadd".
23399 (sse3_addsubv2df3): Set attr "atom_unit".
23400 (sse3_h<plusminus_insn>v4sf3): Likewise.
23401 (*sse2_pmaddwd): Likewise.
23402 (*vec_extractv2di_1_rex64): Likewise.
23403 (*vec_extractv2di_1_avx): Likewise.
23404 (sse2_psadbw): Likewise.
23405 (ssse3_phaddwv8hi3): Likewise.
23406 (ssse3_phaddwv4hi3): Likewise.
23407 (ssse3_phadddv4si3): Likewise.
23408 (ssse3_phadddv2si3): Likewise.
23409 (ssse3_phaddswv8hi3): Likewise.
23410 (ssse3_phaddswv4hi3): Likewise.
23411 (ssse3_phsubwv8hi3): Likewise.
23412 (ssse3_phsubwv4hi3): Likewise.
23413 (ssse3_phsubdv4si3): Likewise.
23414 (ssse3_phsubdv2si3): Likewise.
23415 (ssse3_phsubswv8hi3): Likewise.
23416 (ssse3_phsubswv4hi3): Likewise.
23417 (ssse3_pmaddubsw128): Likewise.
23418 (sse3_pmaddubsw: Likewise.
23419 (ssse3_palignrti): Likewise.
23420 (ssse3_palignrdi): Likewise.
23422 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23424 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23426 2009-04-06 Richard Guenther <rguenther@suse.de>
23428 PR tree-optimization/28868
23429 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23430 of which PHI results we inserted.
23431 (insert_into_preds_of_block): Record inserted PHIs.
23432 (eliminate): Eliminate redundant PHI nodes.
23433 (init_pre): Init inserted_phi_names.
23435 2009-04-06 Richard Guenther <rguenther@suse.de>
23437 PR tree-optimization/39643
23438 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23439 IMAGPART_EXPRs of complex constants.
23440 (execute_fold_all_builtins): If we folded a call queue
23441 TODO_update_address_taken.
23443 2009-04-06 Jan Hubicka <jh@suse.cz>
23445 PR middle-end/39659
23446 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23449 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23451 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23453 (ic_invalidate_array): Likewise.
23455 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23457 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23458 alignment for library calls.
23460 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23462 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23463 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23464 * config/i386/mingw-stdint.h: New file.
23466 2009-04-05 Richard Guenther <rguenther@suse.de>
23468 PR tree-optimization/39648
23469 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23470 our &A vs. &A[0] IL deficiencies.
23472 2009-04-04 Jan Hubicka <jh@suse.cz>
23474 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23475 removed toplevel regions.
23476 (sjlj_mark_call_sites): Likewise.
23478 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23480 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23481 (cygwin tm clause use_gcc_stdint): Set to wrap.
23482 * config/i386/cygwin-stdint.h: New file.
23484 2009-04-04 Richard Guenther <rguenther@suse.de>
23486 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23487 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23488 single-argument PHIs if we are in loop-closed SSA form.
23489 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23490 for the pre-condition.
23491 (slpeel_tree_peel_loop_to_edge): Likewise.
23492 (vect_build_loop_niters): Take an optional sequence to append stmts.
23493 (vect_generate_tmps_on_preheader): Likewise.
23494 (vect_do_peeling_for_loop_bound): Take extra guards for the
23496 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23497 the cost model check.
23498 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23499 guards if we are going to peel. Do not apply versioning in that case.
23500 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23501 (vect_do_peeling_for_loop_bound): Likewise.
23502 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23503 loop bound only record extra pre-conditions, do not apply loop
23506 2009-04-04 Richard Guenther <rguenther@suse.de>
23508 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23511 2009-04-04 Jan Hubicka <jh@suse.cz>
23513 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23514 last_basic_block for size of bb->index indexed array.
23515 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23516 compute_out, link_btr_uses, build_btr_def_use_webs,
23517 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23519 2009-04-04 Jan Hubicka <jh@suse.cz>
23521 * except.c (remove_eh_handler_and_replace): Break out from ...
23522 (remove_eh_handler): ... here.
23523 (bring_to_root): New function.
23524 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23525 handled ones, bring others to root of tree.
23527 2009-04-04 Jan Hubicka <jh@suse.cz>
23529 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23530 (all_phis_safe_to_merge): New function.
23531 (update_info): New structure.
23532 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23533 (cleanup_empty_eh): Update SSA if possible.
23535 2009-04-04 Richard Guenther <rguenther@suse.de>
23537 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23538 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23539 (append_vuse): Likewise.
23541 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23543 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23544 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23545 instead of REG_UNSAVED for DW_CFA_undefined.
23546 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23547 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23550 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23553 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23555 2009-04-04 Richard Guenther <rguenther@suse.de>
23557 PR tree-optimization/8781
23558 PR tree-optimization/37892
23559 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23560 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23561 (valueize_refs): Call it for *& valueizations.
23562 (shared_reference_ops_from_ref): Rename to ...
23563 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23564 (shared_reference_ops_from_call): Rename to ...
23565 (valueize_shared_reference_ops_from_call): ... this and valueize.
23566 (vn_reference_lookup): Update.
23567 (visit_reference_op_call): Likewise.
23568 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23569 (eliminate): Value-replace the call address in call statements.
23571 2009-04-04 Richard Guenther <rguenther@suse.de>
23573 PR tree-optimization/39636
23574 * tree-ssa-forwprop.c
23575 (forward_propagate_addr_into_variable_array_index): Check for
23576 GIMPLE_ASSIGN before accessing the rhs code.
23578 2009-04-03 Jason Merrill <jason@redhat.com>
23580 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23582 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23584 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23585 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23586 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23587 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23588 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23589 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23590 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23591 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23592 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23593 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23594 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23595 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23596 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23597 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23598 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23599 Use fr_reg_or_fp01_operand instead of fr_register_operand
23601 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23602 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23603 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23605 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23607 PR rtl-optimization/39607
23608 PR rtl-optimization/39631
23612 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23613 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23614 instead of DF_LR_OUT.
23615 * ira-lives.c (process_bb_node_lives): Ditto.
23616 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23617 instead of DF_LR_{OUT,IN}.
23618 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23619 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23621 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23623 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23624 (execute_lower_omp): Always run but take the short way out if -fopenmp
23626 (gate_lower_omp): Remove, forcing the pass manager to always run the
23627 pass and always set PROP_gimple_lomp.
23628 (pass_lower_omp): Remove gate function.
23629 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23630 PROP_trees. Instead, require it.
23631 * ipa-cp.c (pass_ipa_cp): Likewise.
23632 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23633 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23634 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23635 and PROP_gimple_leh.
23637 2009-04-03 Richard Guenther <rguenther@suse.de>
23639 PR middle-end/13146
23640 PR tree-optimization/23940
23641 PR tree-optimization/33237
23642 PR middle-end/33974
23643 PR middle-end/34093
23644 PR tree-optimization/36201
23645 PR tree-optimization/36230
23646 PR tree-optimization/38049
23647 PR tree-optimization/38207
23648 PR tree-optimization/38230
23649 PR tree-optimization/38301
23650 PR tree-optimization/38585
23651 PR middle-end/38895
23652 PR tree-optimization/38985
23653 PR tree-optimization/39299
23654 * tree-ssa-structalias.h: Remove.
23655 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23656 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23657 (struct vuse_element_d): Remove.
23658 (struct vuse_vec_d): Likewise.
23659 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23660 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23661 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23662 VUSE_ELEMENT_VAR): Likewise.
23663 (struct voptype_d): Likewise.
23664 (NUM_VOP_FREE_BUCKETS): Likewise.
23665 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23666 (struct stmt_operands_d): Remove.
23667 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23668 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23669 VDEF_NUM, VDEF_VECT): Likewise.
23670 (copy_virtual_operands): Remove.
23671 (operand_build_cmp): Likewise.
23672 (create_ssa_artificial_load_stmt): Likewise.
23673 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23674 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23675 vuse_index and mayuse_index members. Pack and move done and iter_type
23676 members to the front.
23677 (SSA_OP_VMAYUSE): Remove.
23678 (SSA_OP_VIRTUAL_USES): Adjust.
23679 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23680 (unlink_stmt_vdef): Declare.
23681 (add_to_addressable_set): Remove.
23682 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23683 (vrp_visit_stmt): Likewise.
23684 * doc/tree-ssa.texi (Alias analysis): Update.
23685 * doc/invoke.texi (max-aliased-vops): Remove docs.
23686 (avg-aliased-vops): Likewise.
23687 * tree-into-ssa.c (syms_to_rename): Remove.
23688 (need_to_update_vops_p): Likewise.
23689 (need_to_initialize_update_ssa_p): Rename to ...
23690 (update_ssa_initialized_fn): ... this. Track function we are
23692 (symbol_marked_for_renaming): Simplify.
23693 (add_new_name_mapping): Do not set need_to_update_vops_p.
23694 (dump_currdefs): Use SYMS_TO_RENAME.
23695 (rewrite_update_stmt): Always walk all uses/defs.
23696 (dump_update_ssa): Adjust.
23697 (init_update_ssa): Take function argument. Track what we are
23699 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23700 (create_new_def_for): Initialize for cfun, assert we are initialized
23702 (mark_sym_for_renaming): Simplify.
23703 (mark_set_for_renaming): Do not initialize update-ssa.
23704 (need_ssa_update_p): Simplify. Take function argument.
23705 (name_mappings_registered_p): Assert we ask for the correct function.
23706 (name_registered_for_update_p): Likewise.
23707 (ssa_names_to_replace): Likewise.
23708 (release_ssa_name_after_update_ssa): Likewise.
23709 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23710 (dump_decl_set): Do not print a newline.
23711 (debug_decl_set): Do it here.
23712 (dump_update_ssa): And here.
23713 * tree-ssa-loop-im.c (move_computations): Adjust.
23714 (movement_possibility): Likewise.
23715 (determine_max_movement): Likewise.
23716 (gather_mem_refs_stmt): Likewise.
23717 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23718 or NAME_MEMORY_TAG.
23719 * tree-complex.c (update_all_vops): Remove.
23720 (expand_complex_move): Adjust.
23721 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23722 Simplify test for memory referencing statement. Exclude
23723 non-invariant ADDR_EXPRs.
23724 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23725 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23726 (rdg_flag_uses): Likewise.
23727 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23729 (tree_optimize_tail_calls_1): Also split the
23730 edge from the entry block if we have degenerate PHI nodes in
23731 the first basic block.
23732 * tree.c (init_ttree): Remove memory-tag related code.
23733 (tree_code_size): Likewise.
23734 (tree_node_structure): Likewise.
23735 (build7_stat): Re-write to be build6_stat.
23736 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23737 (SSA_VAR_P): Adjust.
23738 (struct tree_memory_tag): Remove.
23739 (struct tree_memory_partition_tag): Likewise.
23740 (union tree_node): Adjust.
23741 (build7): Re-write to be build6.
23742 * tree-pass.h (pass_reset_cc_flags): Remove.
23743 (TODO_update_address_taken): New flag.
23744 (pass_simple_dse): Remove.
23745 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23746 * params.h (MAX_ALIASED_VOPS): Remove.
23747 (AVG_ALIASED_VOPS): Likewise.
23748 * omp-low.c (expand_omp_taskreg): Update SSA form.
23749 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23750 aliases the lhs in a copy stmt.
23751 * tree-ssa-dse.c (struct address_walk_data): Remove.
23752 (memory_ssa_name_same): Likewise.
23753 (memory_address_same): Likewise.
23754 (get_kill_of_stmt_lhs): Likewise.
23755 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23756 unused stores. Look through PHI nodes into post-dominated regions.
23757 (dse_optimize_stmt): Simplify. Properly remove stores.
23758 (tree_ssa_dse): Compute dominators.
23759 (execute_simple_dse): Remove.
23760 (pass_simple_dse): Likewise.
23761 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23762 gimple_loaded_syms and gimple_stored_syms computation.
23763 * toplev.c (dump_memory_report): Dump alias and pta stats.
23764 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23765 (vn_reference_eq): Likewise.
23766 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23767 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23768 valueize_vuses): Remove.
23769 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23770 (get_def_ref_stmt_vuse): ... this.
23771 (vn_reference_lookup_2): New function.
23772 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23773 walking equivalent vuses. Simplify.
23774 (vn_reference_lookup): Likewise.
23775 (vn_reference_insert): Likewise.
23776 (vn_reference_insert_pieces): Likewise.
23777 (visit_reference_op_call): Simplify.
23778 (visit_reference_op_load): Likewise.
23779 (visit_reference_op_store): Likewise.
23780 (init_scc_vn): Remove shared_lookup_vuses initialization.
23781 (free_scc_vn): Remove shared_lookup_vuses freeing.
23782 (sort_vuses, sort_vuses_heap): Remove.
23783 (get_ref_from_reference_ops): Export.
23784 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23785 vector with single vuse pointer.
23786 (vn_reference_lookup_pieces, vn_reference_lookup,
23787 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23788 (shared_vuses_from_stmt): Remove.
23789 (get_ref_from_reference_ops): Declare.
23790 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23791 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23792 memory-tag related code.
23793 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23794 (likely_value): Add comment, skip static-chain of call statements.
23795 (surely_varying_stmt_p): Adjust.
23796 (gimplify_and_update_call_from_tree): Likewise.
23797 (execute_fold_all_builtins): Do not rebuild alias info.
23798 (gimplify_and_update_call_from_tree): Properly update VOPs.
23799 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23800 (copy_ref_info): Remove memory-tag related code.
23801 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23802 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23803 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23805 * tree-ssa-dom.c (gimple_p): Remove typedef.
23806 (eliminate_redundant_computations): Adjust.
23807 (record_equivalences_from_stmt): Likewise.
23808 (avail_expr_hash): Likewise.
23809 (avail_expr_eq): Likewise.
23810 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23811 (stmt_makes_single_load): Likewise.
23812 (stmt_makes_single_store): Likewise.
23813 * tree-ssa-alias.c: Rewrite completely.
23814 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23815 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23816 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23817 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23818 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23819 Remove public functions.
23820 (pass_reset_cc_flags): Remove.
23821 (pass_build_alias): Move ...
23822 * tree-ssa-structalias.c (pass_build_alias): ... here.
23823 * tree-ssa-alias.c (may_be_aliased): Move ...
23824 * tree-flow-inline.h (may_be_aliased): ... here.
23825 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23826 count_uses_and_derefs): Move ...
23827 * gimple.c: ... here.
23828 * gimple.h (count_uses_and_derefs): Declare.
23829 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23830 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23831 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23832 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23833 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23834 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23835 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23837 * tree-dfa.c (refs_may_alias_p): Move ...
23838 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23839 * tree-ssa-alias.h: New file.
23840 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23841 (statement_sink_location): Likewise.
23842 * opts.c (decode_options): Do not adjust max-aliased-vops or
23843 avg-aliased-vops values.
23844 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23845 (TV_CALL_CLOBBER): Likewise.
23846 (TV_FLOW_SENSITIVE): Likewise.
23847 (TV_FLOW_INSENSITIVE): Likewise.
23848 (TV_MEMORY_PARTITIONING): Likewise.
23849 (TV_ALIAS_STMT_WALK): New timevar.
23850 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23851 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23852 (get_address_description): Remove memory-tag related code.
23853 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23854 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23855 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23856 and immediate uses in statements. Document.
23857 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23858 (dump_symbols): Remove.
23859 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23860 * alias.c (get_deref_alias_set): New function split out from ...
23861 (get_alias_set): ... here.
23862 * alias.h (get_deref_alias_set): Declare.
23863 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23864 type parameter. Remove restrict pointer handling. Create a
23865 ref-all pointer in case type-based alias sets do not conflict.
23866 (vect_analyze_data_refs): Remove SMT related code.
23867 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23868 (vectorizable_load): Likewise.
23869 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23870 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23871 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23872 Ignore vops and SMTs.
23873 (dr_analyze_alias): Likewise..
23874 (free_data_ref): Likewise.
23875 (create_data_ref): Likewise.
23876 (analyze_all_data_dependences): Likewise.
23877 (get_references_in_stmt): Adjust.
23878 * tree-flow-inline.h (gimple_aliases_computed_p,
23879 gimple_addressable_vars, gimple_call_clobbered_vars,
23880 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23881 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23882 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23883 gimple_mem_ref_stats): Remove.
23884 (gimple_vop): New function.
23885 (op_iter_next_use): Remove vuses and mayuses cases.
23886 (op_iter_next_def): Remove vdefs case.
23887 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23888 (clear_and_done_ssa_iter): Do not set removed fields.
23889 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23890 Assert we are not iterating over vuses or vdefs if not also
23891 iterating over uses or defs.
23892 (op_iter_init_use): Likewise.
23893 (op_iter_init_def): Likewise.
23894 (op_iter_next_vdef): Remove.
23895 (op_iter_next_mustdef): Likewise.
23896 (op_iter_init_vdef): Likewise.
23897 (compare_ssa_operands_equal): Likewise.
23898 (link_use_stmts_after): Handle vuse operand.
23899 (is_call_used): Use is_call_clobbered.
23900 (is_call_clobbered): Global variables are always call clobbered,
23901 query the call-clobbers bitmap.
23902 (mark_call_clobbered): Ignore global variables.
23903 (clear_call_clobbered): Likewise.
23904 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23905 virtual operands sanity check.
23906 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23908 (TARGET_MEM_REF): Remove TMR_TAG operand.
23909 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23910 Remove call-clobber related code.
23911 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23912 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23913 partitions or escape reason.
23914 (get_single_def_stmt, get_single_def_stmt_from_phi,
23915 get_single_def_stmt_with_phi): Remove.
23916 (dump_referenced_vars): Tidy.
23917 (get_ref_base_and_extent): Allow bare decls.
23918 (collect_dfa_stats): Adjust.
23919 * graphite.c (rename_variables_in_stmt): Adjust.
23920 (graphite_copy_stmts_from_block): Likewise.
23921 (translate_clast): Likewise.
23922 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23924 (translate_vuse_through_block): Use the oracle.
23925 (phi_translate_1): Adjust.
23926 (value_dies_in_block_x): Use the oracle. Cache the outcome
23928 (valid_in_sets): Check if the VUSE for
23929 a REFERENCE is available.
23930 (eliminate): Do not remove stmts during elimination,
23931 instead queue and remove them afterwards.
23932 (do_pre): Do not rebuild alias info.
23933 (pass_pre): Run TODO_rebuild_alias before PRE.
23934 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23935 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23936 (mark_all_v_defs_stmt): Remove.
23937 (mark_all_v_defs_seq): Adjust.
23938 (sra_replace): Likewise.
23939 (scalarize_use): Likewise.
23940 (scalarize_copy): Likewise.
23941 (scalarize_init): Likewise.
23942 (scalarize_ldst): Likewise.
23943 (todoflags): Remove.
23944 (tree_sra): Do not rebuild alias info.
23945 (tree_sra_early): Adjust.
23946 (pass_sra): Run TODO_update_address_taken before SRA.
23947 * tree-predcom.c (set_alias_info): Remove.
23948 (prepare_initializers_chain): Do not call it.
23949 (mark_virtual_ops_for_renaming): Adjust.
23950 (mark_virtual_ops_for_renaming_list): Remove.
23951 (initialize_root_vars): Adjust.
23952 (initialize_root_vars_lm): Likewise.
23953 (prepare_initializers_chain): Likewise.
23954 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23955 (may_propagate_copy_into_stmt): Likewise.
23956 (merge_alias_info): Do nothing for now.
23957 (propagate_tree_value_into_stmt): Adjust.
23958 (stmt_may_generate_copy): Likewise.
23959 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23960 not mark symbols for renaming.
23961 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23962 with the same statement, make sure to update the new pointed-to one.
23963 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23964 call statements, do not mark symbols for renaming.
23965 (mark_operand_necessary): Dump something.
23966 (ref_may_be_aliased): New function.
23967 (mark_aliased_reaching_defs_necessary_1): New helper function.
23968 (mark_aliased_reaching_defs_necessary): Likewise.
23969 (mark_all_reaching_defs_necessary_1): Likewise.
23970 (mark_all_reaching_defs_necessary): Likewise.
23971 (propagate_necessity): Do not process virtual PHIs. For
23972 non-aliased loads mark all reaching definitions as necessary.
23973 For aliased loads and stores mark the immediate dominating
23974 aliased clobbers as necessary.
23975 (visited): New global static.
23976 (perform_tree_ssa_dce): Free visited bitmap after propagating
23978 (remove_dead_phis): Perform simple dead virtual PHI removal.
23979 (remove_dead_stmt): Properly unlink virtual operands when
23981 (eliminate_unnecessary_stmts): Schedule PHI removal after
23983 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23984 (process_replaceable): Likewise.
23985 (find_replaceable_in_bb): Likewise.
23986 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23987 based on the single gimple vop.
23988 (verify_flow_insensitive_alias_info): Remove.
23989 (verify_flow_sensitive_alias_info): Likewise.
23990 (verify_call_clobbering): Likewise.
23991 (verify_memory_partitions): Likewise.
23992 (verify_alias_info): Likewise.
23993 (verify_ssa): Adjust..
23994 (execute_update_addresses_taken): Export. Update SSA
23995 manually. Optimize only when optimizing. Use a local bitmap.
23996 (pass_update_address_taken): Remove TODO_update_ssa, add
23998 (pass_update_address_taken): Just use TODO_update_address_taken.
23999 (init_tree_ssa): Do not initialize addressable_vars.
24000 (verify_ssa): Verify new VUSE / VDEF properties.
24001 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24002 Do not call verify_alias_info.
24003 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24004 Do not free the loaded and stored syms bitmaps. Reset the escaped
24005 and callused solutions. Do not free addressable_vars.
24006 Remove memory-tag related code.
24007 (warn_uninitialized_var): Aliases are always available.
24008 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24009 * lambda-code.c (can_put_in_inner_loop): Adjust.
24010 (can_put_after_inner_loop): Likewise.
24011 (perfect_nestify): Likewise.
24012 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24013 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24014 (vectorizable_conversion): Do not mark symbols for renaming.
24015 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24016 (expand_call_inline): Unlink the calls virtual operands before
24018 (tree_function_versioning): Do not call update_ssa if we are not
24019 updating clones. Simplify.
24020 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24021 (propagate_with_phi): Likewise..
24022 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24023 clobber code. Assert we are not aliased or global.
24024 * tree-flow.h: Include tree-ssa-alias.h
24025 (enum escape_type): Remove.
24026 (struct mem_sym_stats_d): Likewise.
24027 (struct mem_ref_stats_d): Likewise.
24028 (struct gimple_df): Add vop member. Remove global_var,
24029 call_clobbered_vars, call_used_vars, addressable_vars,
24030 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24031 escaped and callused members.
24032 (struct ptr_info_def): Remove all members, add points-to solution
24034 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24035 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24036 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24037 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24038 (tree-ssa-alias.o): Likewise.
24039 (toplev.o): Add tree-ssa-alias.h
24040 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24041 * gimple.c (gimple_set_bb): Fix off-by-one error.
24042 (is_gimple_reg): Do not handle memory tags.
24043 (gimple_copy): Also copy virtual operands.
24044 Delay updating the statement. Do not reset loaded and stored syms.
24045 (gimple_set_stored_syms): Remove.
24046 (gimple_set_loaded_syms): Likewise.
24047 (gimple_call_copy_skip_args): Copy the virtual operands
24048 and mark the new statement modified.
24049 * tree-ssa-structalias.c (may_alias_p): Remove.
24050 (set_uids_in_ptset): Take the alias set to prune with as
24051 parameter. Fold in the alias test of may_alias_p.
24052 (compute_points_to_sets): Compute whether a ptr is dereferenced
24053 in a local sbitmap.
24054 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24055 other ADDRESSOF constraints on the lhs.
24056 (get_constraint_for_component_ref): Assert that we don't get
24057 ADDRESSOF constraints from the base of the reference.
24058 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24059 (struct variable_info): Remove collapsed_to member.
24060 (get_varinfo_fc): Remove.
24061 (new_var_info): Do not set collapsed_to.
24062 (dump_constraint): Do not follow cycles.
24063 (dump_constraint_graph): Likewise.
24064 (build_pred_graph): Likewise.
24065 (build_succ_graph): Likewise.
24066 (rewrite_constraints): Likewise.
24067 (do_simple_structure_copy): Remove.
24068 (do_rhs_deref_structure_copy): Remove.
24069 (do_lhs_deref_structure_copy): Remove.
24070 (collapse_rest_of_var): Remove.
24071 (do_structure_copy): Re-implement.
24072 (pta_stats): New global variable.
24073 (dump_pta_stats): New function.
24074 (struct constraint_expr): Make offset signed.
24075 (UNKNOWN_OFFSET): Define special value.
24076 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24077 (solution_set_expand): New helper function split out from ...
24078 (do_sd_constraint): ... here.
24079 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24080 (do_ds_constraint): Likewise.
24081 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24082 and CALLUSED = *CALLUSED.
24083 (set_union_with_increment): Make inc argument signed.
24084 (type_safe): Remove.
24085 (get_constraint_for_ptr_offset): Handle unknown and negative
24087 (first_vi_for_offset): Handle offsets before start. Bail
24088 out early for offsets beyond the variable extent.
24089 (first_or_preceding_vi_for_offset): New function.
24090 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24091 Together with ESCAPED = *ESCAPED this properly computes reachability.
24092 (find_what_var_points_to): New function.
24093 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24094 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24095 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24096 pt_solutions_intersect): New functions.
24097 (compute_call_used_vars): Remove.
24098 (compute_may_aliases): New main entry into PTA computation.
24099 * gimple.h (gimple_p): New typedef.
24100 (struct gimple_statement_base): Remove references_memory_p.
24101 (struct gimple_statement_with_memory_ops_base): Remove
24102 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24104 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24105 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24106 gimple_set_references_memory): Remove.
24107 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24108 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24110 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24111 (verify_expr): Allow RESULT_DECL.
24112 (gimple_duplicate_bb): Do not copy virtual operands.
24113 (gimple_duplicate_sese_region): Adjust.
24114 (gimple_duplicate_sese_tail): Likewise.
24115 (mark_virtual_ops_in_region): Remove.
24116 (move_sese_region_to_fn): Do not call it.
24117 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24118 and pass_simple_dse.
24119 (execute_function_todo): Handle TODO_update_address_taken,
24120 call execute_update_addresses_taken for TODO_rebuild_alias.
24121 (execute_todo): Adjust.
24122 (execute_one_pass): Init dump files early.
24123 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24125 (create_general_new_stmt): Clear vops.
24126 * tree-ssa-reassoc.c (get_rank): Adjust.
24127 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24128 symbols for renaming.
24129 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24130 (PARAM_AVG_ALIASED_VOPS): Likewise.
24131 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24132 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24133 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24134 (operand_build_cmp, copy_virtual_operands,
24135 create_ssa_artificial_load_stmt, add_to_addressable_set,
24136 gimple_add_to_addresses_taken): Remove public functions.
24137 (unlink_stmt_vdef): New function.
24139 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24141 * config.gcc (powerpc-*-linux*): Merge variants.
24143 2009-04-02 Chao-ying Fu <fu@mips.com>
24144 James Grosbach <james.grosbach@microchip.com>
24146 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24147 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24149 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24150 keep_interrupts_masked_p, use_debug_exception_return_p.
24151 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24152 keep_interrupts_masked, use_debug_exception_return.
24153 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24154 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24156 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24157 (mips_print_operand): Process COP0 registers to print $0 .. $31
24158 correctly for GAS to process.
24159 (mips_interrupt_extra_call_saved_reg_p): New function.
24160 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24162 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24163 (mips_compute_frame_info): Add supports for interrupt context that
24164 includes doubleword accumulators and COP0 registers.
24165 (mips_for_each_saved_acc): New function.
24166 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24167 mips_for_each_saved_reg.
24168 (mips_save_reg): Save accumulators.
24169 (mips_kernel_reg_p): A new for_each_rtx callback.
24170 (mips_expand_prologue): Support interrupt handlers.
24171 (mips_restore_reg): Restore accumulators.
24172 (mips_expand_epilogue): Support interrupt handlers.
24173 (mips_can_use_return_insn): Return false for interrupt handlers.
24174 (mips_epilogue_uses): New function.
24175 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24176 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24177 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24178 cop0_move): New instructions.
24179 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24180 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24182 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24184 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24185 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24186 interrupt handlers, we use K0 as the temporary register.
24187 (EPILOGUE_USES): Change to a function call.
24188 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24189 handlers, we use K0 as the temporary register.
24191 * doc/extend.texi (Function Attributes): Document interrupt,
24192 use_shadow_register_set, keep_interrupts_masked,
24193 use_debug_exception_return for MIPS attributes.
24195 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24197 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24198 Remove a number of t-files from tmake_file.
24199 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24200 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24201 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24202 target_prototype, not TARGET_PROTOTYPE.
24203 (LINK_OS_GNU_SPEC): Define.
24204 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24205 and darwin-ldoubdle.c.
24207 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24210 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24211 (cpp_options): Ditto.
24212 (default_compilers): Ditto.
24213 (display_help): Ditto.
24214 (process_command): Ditto.
24215 (do_spec_1): Ditto.
24216 (set_input): Use lbasename instead of duplicate code.
24217 (save_temps_prefix): New static for -save-temps=obj.
24218 (save_temps_length): Ditto.
24220 * doc/invoke.texi (-save-temps=obj): Document new variant to
24221 -save-temps switch.
24223 2009-04-02 Jeff Law <law@redhat.com>
24225 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24228 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24230 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24231 * configure: Regenerated.
24233 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24235 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24236 share the argument list.
24238 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24242 2009-02-12 Diego Novillo <dnovillo@google.com>
24244 * varpool.c (debug_varpool): New.
24245 * cgraph.h (debug_varpool): Declare.
24247 2009-04-02 Jan Hubicka <jh@suse.cz>
24249 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24252 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24254 * config/i386/i386.c (ix86_abi): Move initialization to ...
24255 (override_options): Here.
24257 2009-04-02 Christian Bruel <christian.bruel@st.com>
24259 * config/sh/sh.c (sh_dwarf_register_span): New function.
24260 (TARGET_DWARF_REGISTER_SPAN): Define.
24261 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24263 2009-04-02 Ira Rosen <irar@il.ibm.com>
24265 PR tree-optimization/39595
24266 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24267 interleaved loads group is not greater than the SLP group size.
24269 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24271 * builtins.c (is_builtin_name): New.
24272 (called_as_built_in): Use is_builtin_name.
24273 * tree.h (is_builtin_name): New.
24274 * varasm.c (incorporeal_function_p): Use is_builtin_name
24276 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24278 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24280 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24283 * c-decl.c (clone_underlying_type): Move this ...
24284 * c-common.c (set_underlying_type): ... here.
24285 Also, make sure the function properly sets TYPE_STUB_DECL() on
24286 the newly created typedef variant type.
24287 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24288 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24291 2009-04-02 Richard Guenther <rguenther@suse.de>
24293 PR tree-optimization/37221
24294 * tree-flow.h (degenerate_phi_result): Declare.
24295 * tree-ssa-dom.c (degenerate_phi_result): Export.
24296 * tree-scalar-evolution.c (analyze_initial_condition): If
24297 the initial condition is defined by a degenerate PHI node
24298 use the degenerate value.
24300 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24302 PR rtl-optimization/39588
24303 * combine.c (merge_outer_ops): Do not set the constant when this
24305 (simplify_shift_const_1): Do not modify it either in this case.
24307 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24309 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24310 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24312 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24315 * c-lex.c (interpret_float): Default (no suffix) is double.
24317 2009-04-1 Xinliang David Li <davidxl@google.com>
24319 * config/i386/i386.c (legitimate_constant_p): Recognize
24320 all one vector constant.
24322 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24324 * config/vax/vax.c: Add #includes to silence warnings.
24325 Change #include order to silence two warnings.
24327 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24329 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24330 (ASM_SPEC): Pass -k to the assembler for PIC code.
24332 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24334 * config.gcc: Add vax-*-linux* to the switch.
24335 * config/vax/linux.h: New file. (TARGET_VERSION,
24336 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24338 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24340 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24341 Use predicate macros instead of GET_CODE() == foo.
24342 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24343 ashlsi3, rotrsi3, <unnamed>): Likewise.
24345 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24347 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24348 jbbccihi, jbbccisi): Remova trailing whitespace.
24349 * config/vax/constraints.md: Likewise.
24350 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24351 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24352 * config/vax/predicates.md: Likewise.
24353 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24354 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24355 * config/vax/vax.h: Likewise.
24356 * config/vax/vax.md (nonlocal_goto): Likewise.
24358 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24360 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24361 (indirectable_address_p, adjacent_operands_p): Add spaces around
24363 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24365 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24367 * config/vax/vax.c (legitimate_constant_address_p,
24368 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24369 index_term_p, reg_plus_index_p, legitimate_address_p,
24370 vax_mode_dependent_address_p): Update comments to match functions
24371 modified by the recent int->bool conversion.
24373 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24375 * config/vax/builtins.md: Update copyright message.
24376 * config/vax/constraints.md: Likewise.
24377 * config/vax/netbsd-elf.h: Likewise.
24378 * config/vax/predicates.md: Likewise.
24379 * config/vax/vax-protos.h: Likewise.
24380 * config/vax/vax.c: Likewise.
24381 * config/vax/vax.h: Likewise.
24382 * config/vax/vax.md: Likewise.
24383 * config/vax/vax.opt: Likewise.
24385 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24387 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24388 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24389 * config/vax/constraints.md (B, R): Likewise.
24390 * config/vax/predicates.md (external_memory_operand,
24391 nonimmediate_addsub_di_operand): Likewise.
24392 * config/vax/vax.c (vax_output_int_add): Likewise.
24393 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24394 untyped_call): Likewise.
24396 2009-04-01 Matt Thomas <matt@3am-software.com>
24398 * config/vax/predicates.md: New file.
24399 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24400 external_const_operand, nonsymbolic_operand, external_memory_operand,
24401 indirect_memory_operand, indexed_memory_operand,
24402 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24403 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24405 * config/vax/constraints.md: New file.
24406 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24408 * config/vax/builtins.md: New file.
24409 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24410 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24412 * config/vax/vax.opt (mqmath): Add option.
24413 * config/vax/vax.md (isfx): Extend with DI.
24414 (VAXintQH, VAXintQHSD): Define.
24415 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24416 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24417 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24418 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24419 (movdi): Update constraints and use vax_output_int_move().
24420 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24421 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24422 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24423 nonlocal_goto): New.
24424 (mov<mode>): Extend accepted operand types.
24425 (subdi3_old): Rename from subdi3, change update constraints and use
24426 a new implementation.
24427 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24428 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24429 MOVE_RATIO, CLEAR_RATIO): Define.
24430 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24431 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24432 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24433 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24434 (split_quadword_operands): Make static and really allow variable
24436 (print_operand_address): Update for PIC generation.
24437 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24438 indexable_address_p, fixup_mathdi_operand,
24439 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24440 (vax_float_literal, legitimate_constant_p,
24441 indirectable_constant_address_p, index_term_p,
24442 reg_plus_index_p): Return bool instead of int.
24443 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24445 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24447 (vax_output_conditional_branch): Indent.
24448 (legitimate_constant_address_p, indirectable_constant_address_p,
24449 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24450 vax_mode_dependent_address_p): Return bool instead of int, update for
24452 * config/vax/vax-protos.h (legitimate_constant_address_p,
24453 legitimate_constant_p, legitimate_address_p,
24454 vax_mode_dependent_address_p): Change declaration to bool.
24455 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24456 vax_expand_addsub_di_operands, vax_output_int_subtract,
24457 vax_output_movmemsi): Declare.
24458 (split_quadword_operands, vax_float_literal): Delete declaration.
24459 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24460 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24461 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24462 ASM_OUTPUT_DWARF_PCREL): Define.
24463 (ASM_SPEC): Change definition to allow PIC generation.
24465 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24467 * doc/sourcebuild.texi: Update front-end requirements.
24469 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24472 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24473 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24474 (booldi3_internal3): Use boolean_or_operator instead of
24477 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24480 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24481 declarator whose size is not an integer constant expression but
24482 folds to an integer constant, then treat it as a constant
24485 2009-04-01 Richard Guenther <rguenther@suse.de>
24487 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24488 i * 4 + 2 to (i * 2 + 1) * 2.
24490 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24493 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24494 return if c_parser_asm_string_literal returned NULL.
24496 2009-04-01 Nick Clifton <nickc@redhat.com>
24498 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24500 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24501 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24502 other typedefs to avoid conflicts with libgcc2.c. Define labels
24503 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24505 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24506 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24509 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24511 * varasm.c (default_function_rodata_section): Declare DOT as
24514 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24515 Andrey Galkin <agalkin@hypercom.com>
24518 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24519 Make object_name unique for each process.
24521 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24524 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24525 addressable variables in the parallel that could go out of scope while
24526 running queued tasks.
24528 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24530 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24531 (CASE_VALUES_THRESHOLD): Redefine.
24532 * config/avr/avr.c (avr_override_options): Remove initialization of
24533 avr_case_values_threshold variable.
24534 (avr_case_values_threshold): Remove variable. Add new function.
24535 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24536 * config/avr/avr.opt (mno-tablejump): Remove option.
24537 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24539 2009-04-01 DJ Delorie <dj@redhat.com>
24541 * varasm.c (default_function_rodata_section): Don't assume
24542 anything about where the first '.' in the section name is.
24544 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24546 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24547 rs6000_emit_stack_tie.
24549 2009-03-31 Ian Lance Taylor <iant@google.com>
24551 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24552 gimple_code with GIMPLE_RESX, not RESX.
24554 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24556 * c-common.c (c_get_ident): New.
24557 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24559 2009-04-01 Ben Elliston <bje@au.ibm.com>
24561 * config/rs6000/sysv4.opt (msdata): Improve option description.
24563 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24565 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24566 (divdf3_internal_lat): Remove.
24567 (divxf3_internal_lat): Remove.
24568 (divxf3_internal_thr): Remove.
24569 (divxf): Use divxf3_internal.
24570 * config/ia64/div.md (divsf3_internal_lat): New.
24571 (divdf3_internal_lat): New.
24572 (divxf3_internal): New.
24574 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24577 * Makefile.in (USE_GCC_STDINT): Define.
24578 (stmp-int-hdrs): Install stdint.h if applicable.
24579 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24581 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24582 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24583 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24584 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24585 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24586 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24587 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24588 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24589 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24590 (c_common_nodes_and_builtins): Initialize
24591 underlying_wchar_type_node. Do not initialize
24592 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24593 nodes for new types.
24594 (c_stddef_cpp_builtins): Define macros for new types.
24595 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24597 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24598 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24599 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24600 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24601 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24602 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24603 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24604 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24605 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24606 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24607 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24608 int16_type_node, int32_type_node, int64_type_node,
24609 uint8_type_node, uint16_type_node, c_uint32_type_node,
24610 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24611 int_least32_type_node, int_least64_type_node,
24612 uint_least8_type_node, uint_least16_type_node,
24613 uint_least32_type_node, uint_least64_type_node,
24614 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24615 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24616 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24617 uintptr_type_node): Define.
24618 * c-cppbuiltin.c (builtin_define_constants,
24619 builtin_define_type_minmax): New.
24620 (builtin_define_stdint_macros): Define more macros.
24621 (c_cpp_builtins): Define more limit macros.
24622 (type_suffix): New.
24623 (builtin_define_type_max): Define in terms of
24624 builtin_define_type_minmax. Remove is_long parameter. All
24626 * config.gcc (use_gcc_stdint): Define.
24627 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24628 Add newlib-stdint.h for generic targets.
24629 * config/glibc-stdint.h, config/newlib-stdint.h,
24630 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24631 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24632 * config/score/score.h (UINTPTR_TYPE): Define.
24633 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24634 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24635 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24636 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24637 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24638 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24639 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24640 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24641 * config/spu/spu.h (STDINT_LONG32): Define.
24642 * configure.ac (use_gcc_stdint): Substitute.
24643 * configure: Regenerate.
24644 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24645 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24646 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24647 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24648 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24649 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24650 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24651 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24652 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24653 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24654 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24655 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24656 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24657 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24658 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24659 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24660 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24661 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24662 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24663 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24664 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24665 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24666 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24667 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24668 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24669 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24670 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24671 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24672 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24674 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24676 * loop-iv.c (suitable_set_for_replacement): Renamed from
24677 simplify_using_assignment; changed to return bool and to accept new
24678 args DEST and SRC. Return true iff we find a source/destination pair
24679 that can be used to make a replacement, and fill SRC and DEST if so.
24680 Remove arg ALTERED. Don't deal with altered regs here. All callers
24682 (simplify_using_initial_values): Deal with altered regs here and track
24683 more precisely the effect they have on the validity of our expression.
24685 * loop-iv.c (simplify_using_condition): A condition of the form
24686 (EQ REG CONST) can be used to simply make a substitution.
24687 (simplify_using_initial_values): Keep track of conditions we have seen
24688 and keep using them to simplify new expressions, while applying the
24689 same substitutions to them as to the expression.
24691 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24692 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24695 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24696 changed. Use this when trying to improve the upper bound.
24697 Generate the comparison by using simplify_gen_relational.
24699 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24701 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24703 (simplify_using_assignment, simplify_using_initial_values): Call
24704 replace_in_expr to make replacements. Call replace_single_def_regs
24705 once on the initial version of the expression.
24707 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24710 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24712 2009-03-31 Richard Guenther <rguenther@suse.de>
24714 PR middle-end/31029
24715 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24716 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24718 2009-03-31 Richard Guenther <rguenther@suse.de>
24720 * tree.h (div_if_zero_remainder): Declare.
24721 * fold-const.c (div_if_zero_remainder): Export.
24722 * tree-ssa-forwprop.c
24723 (forward_propagate_addr_into_variable_array_index): Handle
24724 constant array index addition outside of the variable index.
24726 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24729 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24730 define_splits, floatunssi<mode>2): Require x87 conversions from
24731 DImode to be permitted.
24733 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24735 PR preprocessor/15638
24736 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24738 2009-03-31 Richard Guenther <rguenther@suse.de>
24740 PR middle-end/23401
24741 PR middle-end/27810
24742 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24743 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24744 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24745 a separate statement.
24746 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24747 (lookup_tmp_var): Likewise.
24748 (is_gimple_formal_tmp_or_call_rhs): Remove.
24749 (is_gimple_reg_or_call_rhs): Rename to ...
24750 (is_gimple_reg_rhs_or_call): ... this.
24751 (is_gimple_mem_or_call_rhs): Rename to ...
24752 (is_gimple_mem_rhs_or_call): ... this.
24753 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24754 DECL_GIMPLE_REG_P only if is_formal is true.
24755 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24756 for non-proper post-modify expression gimplification.
24757 (gimplify_self_mod_expr): For post-modify expressions gimplify
24758 the lvalue to a minimal lvalue.
24759 (rhs_predicate_for): Remove formal temp case.
24760 (gimplify_modify_expr_rhs): Likewise.
24761 (gimplify_addr_expr): Use is_gimple_reg.
24762 (gimplify_expr): Remove formal temp cases.
24763 (gimple_regimplify_operands): Likewise.
24764 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24765 and FILTER_EXPR like constants.
24766 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24768 (is_gimple_formal_tmp_rhs): Remove.
24769 (is_gimple_reg_rhs): Remove special casing.
24770 (is_gimple_mem_rhs): Fix.
24771 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24772 (is_gimple_formal_tmp_var): Remove.
24773 (is_gimple_formal_tmp_reg): Likewise.
24774 (is_gimple_min_lval): Allow invariant component ref parts.
24775 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24776 is_gimple_formal_tmp_reg): Remove declarations.
24777 * tree-cfg.c (verify_expr): Verify that variables with address
24778 taken do not have DECL_GIMPLE_REG_P set.
24779 * tree-mudflap.c (mf_build_check_statement_for): Use
24780 force_gimple_operand instead of gimplify_expr.
24782 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24784 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24785 schedulable rows to compute_split_row.
24787 2009-03-31 Ben Elliston <bje@au.ibm.com>
24790 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24793 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24795 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24796 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24797 * configure: Regenerate.
24798 * config.in: Regenerate.
24799 * config/rs6000/rs6000.opt (mtls-markers): Add.
24800 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24801 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24802 (tls_ld_aix, tls_ld_sysv): Likewise.
24803 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24804 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24806 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24808 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24810 2009-03-30 Jan Hubicka <jh@suse.cz>
24812 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24814 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24815 detection and label handling.
24817 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24819 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24820 left_conflicts_size.
24821 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24822 ALLOCNO_LEFT_CONFLICTS_SIZE.
24824 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24825 remove_allocno_from_bucket_and_push,
24826 allocno_spill_priority_compare, push_allocnos_to_stack,
24827 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24828 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24829 (setup_allocno_left_conflicts_num): Ditto. Rename to
24830 setup_allocno_left_conflicts_size.
24831 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24832 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24833 setup_allocno_left_conflicts_size instead of
24834 setup_allocno_left_conflicts_num.
24836 * ira-build.c (ira_create_allocno): Use
24837 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24838 ALLOCNO_LEFT_CONFLICTS_NUM.
24840 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24842 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24843 instead of DF_LR_OUT.
24845 * ira-lives.c (process_bb_node_lives): Ditto.
24847 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24848 instead of DF_LR_{OUT,IN}.
24850 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24852 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24854 2009-03-30 Jan Hubicka <jh@suse.cz>
24856 * except.c (label_to_region_map): Fix thinko.
24858 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24860 PR middle-end/38237
24861 * tree.h (tree_find_value): New declaration.
24862 * tree.c (tree_find_value): New function.
24863 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24865 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24868 * c-decl.c (struct c_binding): Add locus field.
24869 (bind): Add locus argument, set locus field from it.
24870 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24871 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24872 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24873 implicitly_declare, undeclared_variable, lookup_label,
24874 declare_label, c_make_fname_decl, c_builtin_function,
24875 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24878 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24881 * config/i386/i386.c (classify_argument): Check total size of
24884 2009-03-30 Martin Jambor <mjambor@suse.cz>
24886 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24887 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24888 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24891 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24892 seen_variable_array_ref while also traversing a union.
24894 * tree-inline.c (optimize_inline_calls): Do not call
24895 cgraph_node_remove_callees.
24896 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24897 (pass_remove_cgraph_callee_edges): New variable.
24898 * passes.c (init_optimization_passes): Add
24899 pass_remove_cgraph_callee_edges after early inlining and before all
24900 late intraprocedural passes.
24902 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24904 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24906 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24907 Fix typos in names.
24909 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24911 * combine.c (simplify_comparison): Use have_insn_for.
24912 * dojump.c (do_jump): Likewise.
24914 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24916 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24917 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24918 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24919 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24920 instead of sparc_compare_emitted.
24921 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24922 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24923 instead of sparc_compare_emitted.
24925 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24927 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24928 enter/exit cfglayout mode.
24929 (pass_partition_block): Require it.
24930 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24931 (combine_instructions): Track basic blocks instead of labels.
24932 (update_cfg_for_uncondjump): New.
24933 (try_combine): Use it. Update jumps after rescanning.
24934 (pass_combine): Require PROP_cfglayout.
24935 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24937 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24939 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24940 Provide/destroy PROP_cfglayout respectively.
24941 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24942 * tree-pass.h (PROP_cfglayout): New.
24944 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24946 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24947 fold_convert_const_fixed_from_fixed,
24948 fold_convert_const_fixed_from_int,
24949 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24950 set TREE_CONSTANT_OVERFLOW.
24951 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24952 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24954 2009-03-30 Ira Rosen <irar@il.ibm.com>
24956 * tree-vect-loop-manip.c: New file.
24957 * tree-vectorizer.c: Update documentation and included files.
24958 (vect_loop_location): Make extern.
24959 (rename_use_op): Move to tree-vect-loop-manip.c
24960 (rename_variables_in_bb, rename_variables_in_loop,
24961 slpeel_update_phis_for_duplicate_loop,
24962 slpeel_update_phi_nodes_for_guard1,
24963 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24964 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24965 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24966 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24967 find_loop_location): Likewise.
24968 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24969 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24970 get_vectype_for_scalar_type, vect_is_simple_use,
24971 supportable_widening_operation, supportable_narrowing_operation):
24973 (bb_in_loop_p): Move to tree-vect-loop.c.
24974 (new_loop_vec_info, destroy_loop_vec_info,
24975 reduction_code_for_scalar_code, report_vect_op,
24976 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24977 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24978 (vect_supportable_dr_alignment): Likewise.
24979 * tree-vectorizer.h (tree-data-ref.h): Include.
24980 (vect_loop_location): Declare.
24981 Reorganize function declarations according to the new file structure.
24982 * tree-vect-loop.c: New file.
24983 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24984 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24985 * tree-vect-data-refs.c: New file.
24986 * tree-vect-patterns.c (timevar.h): Don't include.
24987 * tree-vect-stmts.c: New file.
24988 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24989 tree-vect-slp.c, tree-vect-loop.c.
24990 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24991 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24992 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24993 (tree-vect-analyze.o): Remove.
24994 (tree-vect-transform.o): Likewise.
24995 (tree-vect-data-refs.o): Add rule.
24996 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24997 tree-vect-slp.o): Likewise.
24998 (tree-vect-patterns.o): Remove redundant dependencies.
24999 (tree-vectorizer.o): Likewise.
25000 * tree-vect-slp.c: New file.
25002 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25004 * optc-gen.awk: Warn if an option flag has multiple different
25007 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25009 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25010 -floop-block): Document dependences on PPL, CLooG and Graphite.
25012 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25014 PR rtl-optimization/323
25015 * c-common.c (c_fully_fold, convert_and_check,
25016 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25017 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25018 * c-common.def (EXCESS_PRECISION_EXPR): New.
25019 * c-cppbuiltin.c (builtin_define_float_constants): Define
25020 constants with enough digits for long double.
25021 * c-lex.c (interpret_float): Interpret constant with excess
25022 precision where appropriate.
25023 * c-opts.c (c_common_post_options): Set
25024 flag_excess_precision_cmdline. Give an error for
25025 -fexcess-precision=standard for C++ for processors where the
25026 option is significant.
25027 * c-parser.c (c_parser_conditional_expression): Handle excess
25028 precision in condition.
25029 * c-typeck.c (convert_arguments): Handle arguments with excess
25031 (build_unary_op): Move excess precision outside operation.
25032 (build_conditional_expr): Likewise.
25033 (build_compound_expr): Likewise.
25034 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25035 (build_modify_expr): Handle excess precision in RHS.
25036 (convert_for_assignment): Handle excess precision in converted
25038 (digest_init, output_init_element, process_init_element): Handle
25039 excess precision in initializer.
25040 (c_finish_return): Handle excess precision in return value.
25041 (build_binary_op): Handle excess precision in operands and add
25042 excess precision as needed for operation.
25043 * common.opt (-fexcess-precision=): New option.
25044 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25045 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25046 For standard excess precision, output explicit conversion to and
25047 truncation from XFmode.
25048 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25049 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25050 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25051 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25052 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25053 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25054 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25055 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25056 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25057 define_splits, sqrt<mode>2): Disable where appropriate for
25058 standard excess precision.
25059 * convert.c (convert_to_real): Do not shorten arithmetic to type
25060 for which excess precision would be used.
25061 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25062 * doc/invoke.texi (-fexcess-precision=): Document option.
25063 (-mfpmath=): Correct index entry.
25064 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25065 flag_excess_precision): New.
25066 * langhooks.c (lhd_post_options): Set
25067 flag_excess_precision_cmdline.
25068 * opts.c (common_handle_option): Handle -fexcess-precision=.
25069 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25070 init_excess_precision): New.
25071 (lang_dependent_init_target): Call init_excess_precision.
25072 * tree.c (excess_precision_type): New.
25073 * tree.h (excess_precision_type): Declare.
25075 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25078 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25079 non-lvalue to component.
25081 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25083 PR preprocessor/34695
25084 * Makefile.in (c-opts.o): Depend on c-tree.h.
25085 * c-common.c: Move down include of diagnostic.h.
25086 (done_lexing, c_cpp_error): New.
25087 * c-common.h (done_lexing): Declare.
25088 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25090 * c-opts.c: Include c-tree.h.
25091 (c_common_init_options): Set preprocessor error callback.
25092 (c_common_handle_option): Do not set preprocessor
25093 inhibit_warnings, warnings_are_errors, warn_system_headers,
25094 pedantic_errors or inhibit_warnings flags.
25095 (c_common_post_options): Do not check cpp_errors (parse_in).
25096 (c_common_finish): Do not output dependencies if there were
25097 errors. Do not check return value of cpp_finish.
25098 * c-ppoutput.c (pp_file_change): Set input_location.
25099 * c-tree.h (c_cpp_error): Declare.
25100 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25102 (diagnostic_build_prefix): Check override_column.
25103 * diagnostic.h (diagnostic_info): Add override_column field.
25104 (diagnostic_override_column): Define.
25106 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25108 * c-common.c (c_expand_expr, c_staticp): Remove.
25109 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25110 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25111 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25112 * c-gimplify.c (gimplify_compound_literal_expr,
25113 optimize_compound_literals_in_ctor): Remove.
25114 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25115 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25116 * c-semantics.c (emit_local_var): Remove.
25118 * langhooks-def.h (lhd_expand_expr): Remove.
25119 * langhooks.c (lhd_expand_expr): Remove.
25120 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25122 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25123 handling from c-semantics.c; don't call into langhook.
25124 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25125 * gimplify.c (gimplify_compound_literal_expr,
25126 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25127 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25128 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25129 as was done in c-gimplify.c.
25130 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25131 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25132 Move from c-common.h.
25133 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25135 * tree.c (staticp): Do not call langhook.
25136 * langhooks.c (lhd_staticp): Delete.
25137 * langhooks-def.h (lhd_staticp): Delete prototype.
25138 (LANG_HOOKS_STATICP): Delete.
25139 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25141 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25142 instead of DECL_STMTs.
25144 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25152 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25154 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25155 contained expression.
25156 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25157 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25158 conditional expressions for C.
25159 (decl_constant_value_for_optimization): Move from
25160 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25161 whether optimizing and that the expression is a VAR_DECL not of
25162 array type instead of doing such checks in the caller. Do not
25163 check pedantic. Call gcc_unreachable for C++.
25164 * c-common.def (C_MAYBE_CONST_EXPR): New.
25165 * c-common.h (c_fully_fold, c_save_expr,
25166 decl_constant_value_for_optimization): New prototypes.
25167 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25168 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25169 EXPR_INT_CONST_OPERANDS): Define.
25170 * c-convert.c (convert): Strip nops from expression.
25171 * c-decl.c (groktypename): Take extra parameters expr and
25172 expr_const_operands. Update call to grokdeclarator.
25173 (start_decl): Update call to grokdeclarator. Add statement for
25174 expressions used in type of decl.
25175 (grokparm): Update call to grokdeclarator.
25176 (push_parm_decl): Update call to grokdeclarator.
25177 (build_compound_literal): Add parameter non_const and build a
25178 C_MAYBE_COSNT_EXPR if applicable.
25179 (grokdeclarator): Take extra parameters expr and
25180 expr_const_operands. Track expressions used in declaration
25181 specifiers and declarators. Fold array sizes and track whether
25182 they are constant expressions and whether they are integer
25183 constant expressions.
25184 (parser_xref_tag): Set expr and expr_const_operands fields in
25186 (grokfield): Update call to grokdeclarator.
25187 (start_function): Update call to grokdeclarator.
25188 (build_null_declspecs): Set expr and expr_const_operands fields in
25190 (declspecs_add_type): Handle expressions in typeof specifiers.
25191 * c-parser.c (c_parser_declspecs): Set expr and
25192 expr_const_operands fields for declaration specifiers.
25193 (c_parser_enum_specifier): Likewise.
25194 (c_parser_struct_or_union_specifier): Likewise.
25195 (c_parser_typeof_specifier): Likewise. Update call to
25196 groktypename. Fold expression as needed. Return expressions with
25197 type instead of adding statements.
25198 (c_parser_attributes): Update calls to c_parser_expr_list.
25199 (c_parser_statement_after_labels): Fold expression before passing
25200 to objc_build_throw_stmt.
25201 (c_parser_condition): Fold expression.
25202 (c_parser_asm_operands): Fold expression.
25203 (c_parser_conditional_expression): Use c_save_expr. Update call
25204 to build_conditional_expr.
25205 (c_parser_alignof_expression): Update call to groktypename.
25206 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25207 original_code. Fold expression argument of va_arg. Create
25208 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25209 argument to va_arg. Update calls to groktypename. Fold array
25210 index for offsetof. Verify that first argument to
25211 __builtin_choose_expr has integer type.
25212 (c_parser_postfix_expression_after_paren_type): Update calls to
25213 groktypename and build_compound_literal. Handle expressions with
25214 side effects in type name.
25215 (c_parser_postfix_expression_after_primary): Update call to
25216 c_parser_expr_list. Set original_code for calls to
25217 __builtin_constant_p.
25218 (c_parser_expr_list): Take extra parameter fold_p. Fold
25219 expressions if requested.
25220 (c_parser_objc_type_name): Update call to groktypename.
25221 (c_parser_objc_synchronized_statement): Fold expression.
25222 (c_parser_objc_receiver): Fold expression.
25223 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25224 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25225 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25226 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25227 (struct c_typespec): Add elements expr and expr_const_operands.
25228 (struct c_declspecs): Add elements expr and expr_const_operands.
25229 (groktypename, build_conditional_expr, build_compound_literal):
25231 (in_late_binary_op): Declare.
25232 * c-typeck.c (note_integer_operands): New function.
25233 (in_late_binary_op): New variable.
25234 (decl_constant_value_for_broken_optimization): Move to c-common.c
25235 and rename to decl_constant_value_for_optimization.
25236 (default_function_array_conversion): Do not strip nops.
25237 (default_conversion): Do not call
25238 decl_constant_value_for_broken_optimization.
25239 (build_array_ref): Do not fold result.
25240 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25241 result when operand is a VLA.
25242 (c_expr_sizeof_type): Update call to groktypename. Handle
25243 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25244 result when operand names a VLA type.
25245 (build_function_call): Update call to build_compound_literal.
25246 Only fold result for calls to __builtin_* functions. Strip
25247 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25248 the function designator.
25249 (convert_arguments): Fold arguments. Update call to
25250 convert_for_assignment.
25251 (build_unary_op): Handle increment and decrement of
25252 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25253 decrement earlier. Fold operand of increment and decrement.
25254 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25255 built for integer operand. Wrap returns that are INTEGER_CSTs
25256 without being integer constant expressions or that have integer
25257 constant operands without being INTEGER_CSTs.
25258 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25259 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25260 result is an integer constant expression or can be used in
25261 unevaluated parts of one and avoid folding and wrap as
25262 appropriate. Fold operands before possibly doing -Wsign-compare
25264 (build_compound_expr): Wrap result for C99 if operands can be used
25265 in integer constant expressions.
25266 (build_c_cast): Update call to digest_init. Do not ignore
25267 overflow from casting floating-point constants to integers. Wrap
25268 results that could be confused with integer constant expressions,
25269 null pointer constants or floating-point constants.
25270 (c_cast_expr): Update call to groktypename. Handle expressions
25271 included in type name.
25272 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25273 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25274 Update calls to convert_for_assignment.
25275 (convert_for_assignment): Take new parameter
25276 null_pointer_constant. Do not strip nops or call
25277 decl_constant_value_for_broken_optimization. Set
25278 in_late_binary_op for conversions to boolean.
25279 (store_init_value): Update call to digest_init.
25280 (digest_init): Take new parameter null_pointer_constant. Do not
25281 call decl_constant_value_for_broken_optimization. pedwarn for
25282 initializers not constant expressions. Update calls to
25283 convert_for_assignment.
25284 (constructor_nonconst): New.
25285 (struct constructor_stack): Add nonconst element.
25286 (really_start_incremental_init, push_init_level, pop_init_level):
25287 Handle constructor_nonconst and nonconst element.
25288 (set_init_index): Call constant_expression_warning for array
25290 (output_init_element): Fold value. Set constructor_nonconst as
25291 applicable. pedwarn for initializers not constant expressions.
25292 Update call to digest_init. Call constant_expression_warning
25293 where constant initializers are required.
25294 (process_init_element): Use c_save_expr.
25295 (c_finish_goto_ptr): Fold expression.
25296 (c_finish_return): Fold return value. Update call to
25297 convert_for_assignment.
25298 (c_start_case): Fold switch expression.
25299 (c_process_expr_stmt): Fold expression.
25300 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25301 ensure statement expression is not evaluated in constant expression.
25302 (build_binary_op): Track whether results are integer constant
25303 expressions or may occur in such, disable folding and wrap results
25304 as applicable. Fold operands for -Wsign-compare warnings unless
25306 (c_objc_common_truthvalue_conversion): Handle results folded to
25307 integer constants that are not integer constant expressions.
25308 * doc/extend.texi: Document when typeof operands are evaluated,
25309 that condition of __builtin_choose_expr is an integer constant
25310 expression, and more about use of __builtin_constant_p in
25313 2009-03-29 Richard Guenther <rguenther@suse.de>
25315 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25316 propagate addresses of array references.
25318 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25320 * regmove.c (perhaps_ends_bb_p): Remove.
25321 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25322 from INSN and check that the main loop stays within that basic block.
25323 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25324 (regmove_forward_pass): Split out from regmove_optimize. Use
25325 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25326 (regmove_backward_pass): Split out from regmove_optimize. Use
25327 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25328 (regmove_optimize): Simplify.
25330 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25333 * config/i386/i386.c (classify_argument): Ignore flexible array
25334 member in struct and warn ABI change.
25336 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25338 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25340 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25341 (ix86_adjust_cost): Updated.
25343 2009-03-29 Jan Hubicka <jh@suse.cz>
25345 PR middle-end/28850
25346 * tree-pass.h (pass_cleanup_eh): New function.
25347 (remove_unreachable_regions): Break code handling RTL
25348 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25349 that can not be reached by runtime.
25350 (can_be_reached_by_runtime): New function.
25351 (label_to_region_map): New function.
25352 (num_eh_regions): New function.
25353 (rtl_remove_unreachable_regions): New function.
25354 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25355 (remove_eh_region): New function.
25356 * except.h: Include sbitmap and vecprim.
25357 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25358 num_eh_regions): Declare.
25359 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25360 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25361 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25362 (tree_empty_eh_handler_p): New function.
25363 (cleanup_empty_eh): New function.
25364 (cleanup_eh): New function.
25365 (pass_cleanup_eh): New function.
25367 2009-03-29 Jan Hubicka <jh@suse.cz>
25369 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25370 for removed regions.
25372 2009-03-29 Jan Hubicka <jh@suse.cz>
25374 * except.c (dump_eh_tree): Dump all datastructures.
25376 2009-03-29 Jan Hubicka <jh@suse.cz>
25378 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25379 (duplicate_eh_regions_1): Likewise.
25380 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25381 vector; call EH verification.
25382 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25383 Be ready for region being removed.
25385 2009-03-29 Jan Hubicka <jh@suse.cz>
25387 * bitmap.c (bitmap_last_set_bit): New function.
25388 * bitmap.h (bitmap_last_set_bit): Declare.
25390 2009-03-29 David Ayers <ayers@fsfe.org>
25393 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25394 by calling objc_compare_types and surpress warnings about
25395 incompatible C pointers that are compatible ObjC pointers.
25397 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25399 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25400 call initialize_inline_failed.
25401 (initialize_inline_failed): Move it from here ...
25402 * cgraph.c (initialize_inline_failed): ... to here.
25403 (cgraph_create_edge): Call initialize_inline_failed rather than
25404 setting inline_failed directly.
25406 2009-03-29 Ben Elliston <bje@au.ibm.com>
25409 * sysv4.opt (msdata): Improve comment.
25410 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25411 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25413 2009-03-29 Ben Elliston <bje@au.ibm.com>
25416 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25417 load and store attributes.
25419 2009-03-29 Ben Elliston <bje@au.ibm.com>
25421 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25422 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25423 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25424 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25425 __builtin_infq and __builtin_huge_valq.
25427 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25429 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25431 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25432 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25434 2009-03-28 Xinliang David Li <davidxl@google.com>
25436 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25437 (do_dbg_cnt): New function.
25439 2009-03-28 Jan Hubicka <jh@suse.cz>
25441 Merge from pretty-ipa:
25443 2009-03-27 Jan Hubicka <jh@suse.cz>
25445 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25446 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25447 * passes.c (function_called_by_processed_nodes_p): New.
25448 * ipa-pure-const.c (check_call): Fix handling of operands.
25449 (analyze_function): Dump debug output for skipped bodies.
25450 (local_pure_const): Use function_called_by_processed_nodes_p.
25451 * dwarf2out.c (reference_to_unused): Use output.
25452 * passes.c (do_per_function_toporder): Likewise.
25454 2008-11-12 Jan Hubicka <jh@suse.cz>
25456 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25457 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25458 state_set_in_source enum
25459 (check_decl): Ignore memory tags; do not set fake looping flags;
25461 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25462 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25463 (check_call, analyze_function): Rewrite.
25465 (add_new_function): Update call of analyze_function.
25466 (generate_summary): Add call of analyze_function.
25467 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25468 (local_pure_const): New function.
25469 (pass_local_pure_const): New pass.
25470 * ipa-inline.c (inline_transform): Set after_inlining.
25471 * tree-eh.c (stmt_can_throw_external): New.
25472 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25473 work with aliasing built.
25474 * tree-flow.h (stmt_can_throw_external): New.
25475 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25476 and local pure/const pass in early and late optimization queue.
25478 2009-03-28 Martin Jambor <mjambor@suse.cz>
25480 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25482 (fold_binary): Allow function decl aligment consideration is the
25483 second argument is integer constant one.
25484 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25485 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25486 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25488 2009-03-28 Jan Hubicka <jh@suse.cz>
25490 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25491 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25492 * function.h (rtl_data): Add nothrow flag.
25493 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25494 set DECL_NOTHROW for AVAILABLE functions.
25496 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25498 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25499 following vector keyword has expansion starting with pixel or bool
25500 keyword, expand vector to __vector and pixel or bool to __pixel or
25504 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25505 warn_if_disallowed_function_p): Removed.
25506 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25507 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25508 warning_if_disallowed_function_p.
25509 * flags.h (warn_if_disallowed_function_p,
25510 warn_disallowed_functions): Removed.
25511 * common.opt (Wdisallowed-function-list=): Removed.
25512 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25514 2009-03-28 Richard Guenther <rguenther@suse.de>
25516 PR tree-optimization/38723
25517 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25520 2009-03-28 Jan Hubicka <jh@suse.cz>
25522 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25523 test introduced by my previous patch.
25525 2009-03-28 Richard Guenther <rguenther@suse.de>
25527 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25528 the PHIs value undefined.
25530 2009-03-28 Jan Hubicka <jh@suse.cz>
25532 * tree-pass.h (pass_fixup_cfg): New pass.
25533 * ipa-inline.c (inline_transform): Set
25534 always_inline_functions_inlined/after_inlining.
25535 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25536 (pass_fixup_cfg): New pass.
25537 * passes.c (init_optimization_passes): Add fixup_cfg.
25539 2009-03-28 Richard Guenther <rguenther@suse.de>
25541 PR tree-optimization/38458
25542 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25543 argument use the arguments copy-of value.
25545 2009-03-28 Richard Guenther <rguenther@suse.de>
25547 PR tree-optimization/38180
25548 * tree-ssa-ccp.c (get_default_value): Simplify.
25549 (likely_value): Likewise.
25550 (surely_varying_stmt_p): Properly handle VOP case.
25551 (ccp_initialize): Likewise.
25552 (ccp_fold): Handle propagating through *&.
25553 (fold_const_aggregate_ref): Also handle decls.
25555 2009-03-28 Jan Hubicka <jh@suse.cz>
25557 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25558 * cgraph.h (cgraph_node): Likewise.
25559 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25560 (cgraph_reset_node): Use process flag.
25561 (cgraph_mark_functions_to_output): Likewise.
25562 (cgraph_expand_function): Likewise.
25563 (cgraph_expand_all_functions): Likewise.
25564 (cgraph_output_in_order): Likewise.
25565 * dwarf2out.c (reference_to_unused): Likewise.
25566 * passes.c do_per_function_toporder): Likewise.
25568 2009-03-28 Jan Hubicka <jh@suse.cz>
25570 Bring from lto-branch:
25572 2008-09-03 Doug Kwan <dougkwan@google.com>
25574 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25575 enums instead of reason strings.
25576 * cgraph.c (cgraph_create_edge): Same.
25577 (cgraph_inline_failed_string): New function.
25578 * cgraph.h (cgraph_inline_failed_t): New enum type.
25579 (cgraph_inline_failed_string): New prototype.
25580 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25581 char pointer to cgraph_inline_failed_t.
25582 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25583 (cgraph_default_inline_p): Ditto.
25584 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25585 to cgraph_inline_failed_t pointer.
25586 * cif-code.def: New file.
25587 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25589 (cgraph_check_inline_limits): Change type of REASON to pointer to
25590 cgraph_inline_failed_t. Replace reason strings with enums.
25591 (cgraph_default_inline_p): Ditto.
25592 (cgraph_recursive_inlining_p): Ditto.
25593 (update_caller_keys): Change type of FAILED_REASON to
25594 cgraph_inline_failed_t.
25595 (cgraph_set_inline_failed): Change type of REASON to pointer to
25596 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25597 convert enums to strings for text output.
25598 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25599 to be of type cgraph_inline_failed_t. Replace reason strings with
25600 enums. Call cgraph_inline_failed_string to covert enums
25601 to strings for text output.
25602 (cgraph_decide_inlining): Replace reason strings with enums.
25603 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25604 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25606 * tree-inline.c (expand_call_inline): Change type of REASON
25607 to cgraph_inline_failed_t. Replace reason strings with enums.
25608 Call cgraph_inline_failed_string for text output.
25609 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25612 2009-03-28 Jan Hubicka <jh@suse.cz>
25614 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25615 cgraph_clone_node): Remove master clone handling.
25616 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25617 * cgraph.h (master_clone): Remove.
25618 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25619 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25620 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25622 2009-03-28 Jan Hubicka <jh@suse.cz>
25624 * cgraph.c (cgraph_function_body_availability): Functions declared
25625 inline are always safe to assume that it is not going to be replaced.
25627 2009-03-28 Richard Guenther <rguenther@suse.de>
25629 PR tree-optimization/38513
25630 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25631 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25632 EXC_PTR_EXPR and FILTER_EXPR.
25633 (get_ref_from_reference_ops): Likewise.
25635 2009-03-28 Richard Guenther <rguenther@suse.de>
25637 PR tree-optimization/38968
25638 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25639 Use FLOOR_MOD_EXPR to compute misalignment.
25641 2009-03-28 Richard Guenther <rguenther@suse.de>
25643 PR tree-optimization/37795
25644 * tree.h (combine_comparisons): Declare.
25645 * fold-const.c (combine_comparisons): Export.
25646 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25648 (ifcombine_iforif): Use combine_comparisons.
25650 2009-03-28 Jan Hubicka <jh@suse.cz>
25652 * tree-eh.c (inlinable_call_p): New function.
25653 (make_eh_edges): Use it.
25654 (verify_eh_edges): Use it.
25655 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25656 * except.c (reachable_next_level): Add inlinable_function argument
25657 (sjlj_find_directly_reachable_regions): Update.
25658 (add_reachable_handler): Do not set saw_any_handlers.
25659 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25660 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25661 Add new inlinable call parameter.
25662 (can_throw_internal, can_throw_external): Update.
25663 * except.h (can_throw_internal_1, can_throw_external_1,
25664 foreach_reachable_handler): Update declaration.
25666 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25668 * config/arm/t-arm-coff, config/h8300/coff.h,
25669 config/i386/i386-aout.h, config/i386/i386-coff.h,
25670 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25671 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25672 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25673 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25674 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25675 sys-types.h: Remove.
25676 * Makefile.in: Remove protoize and fixproto support and references
25678 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25679 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25681 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25682 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25683 unprotoize$(exeext).
25684 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25685 (.PHONY): Don't depend on proto.
25686 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25687 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25688 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25689 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25690 build/gen-protos.o, build/scan.o, xsys-protos.h,
25691 build/fix-header$(build_exeext), build/fix-header.o,
25692 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25693 stmp-install-fixproto): Remove.
25694 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25695 SYSCALLS.c or fixproto files.
25696 (install-common): Don't install protoize.
25697 (install-headers-tar, install-headers-cpio, install-headers-cp):
25698 Don't depend on $(STMP_FIXPROTO).
25699 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25700 install fixproto files or write out fixproto settings.
25701 (uninstall): Don't uninstall protoize.
25702 * config.gcc (use_fixproto): Remove.
25703 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25704 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25705 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25706 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25707 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25708 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25709 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25710 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25711 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25712 * config/t-vxworks (STMP_FIXPROTO): Remove.
25713 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25714 STMP_FIXPROTO): Remove.
25715 * config.in, configure: Regenerate.
25716 * crtstuff.c (gid_t, uid_t): Don't undefine.
25717 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25718 (arm-*-coff, arm-*-aout: Remove target entries.
25719 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25720 Remove mention of AIX 4.1.
25721 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25722 * doc/invoke.texi (Running Protoize): Remove.
25723 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25724 (Protoize Caveats): Remove.
25725 * tsystem.h: Update comments on headers assumed to exist.
25727 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25729 * genautomata.c: Add a new year to the copyright. Add a new
25731 (struct insn_reserv_decl): Add comments for member bypass_list.
25732 (find_bypass): Remove.
25733 (insert_bypass): New.
25734 (process_decls): Use insert_bypass.
25735 (output_internal_insn_latency_func): Output all bypasses with the
25736 same input insn in one switch case.
25738 * rtl.def (define_bypass): Describe bypass choice.
25739 * doc/md.texi (define_bypass): Ditto.
25741 2009-03-27 Richard Guenther <rguenther@suse.de>
25743 * gimplify.c (mark_addressable): Export.
25744 * tree-flow.h (mark_addressable): Declare.
25745 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25746 * tree-ssa.c (verify_phi_args): Verify that address taken
25747 variables have TREE_ADDRESSABLE set.
25749 2009-03-27 Richard Guenther <rguenther@suse.de>
25751 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25752 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25753 Do not mark decls TREE_ADDRESSABLE.
25754 (build_fold_addr_expr): Adjust.
25755 (fold_addr_expr): Remove.
25756 (fold_unary): Use build_fold_addr_expr.
25757 (fold_comparison): Likewise.
25758 (split_address_to_core_and_offset): Likewise.
25759 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25761 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25762 (gimplify_modify_expr_to_memcpy): Mark source and destination
25764 * omp-low.c (create_omp_child_function): Mark the object decl
25766 (lower_rec_input_clauses): Mark the var we take the address of
25768 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25770 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25772 PR middle-end/39315
25773 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25774 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25776 2009-03-27 Richard Guenther <rguenther@suse.de>
25778 PR tree-optimization/39120
25779 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25781 (handle_lhs_call): Process return constraints. Add escape
25782 constraints if necessary.
25783 (handle_const_call): Fill out return constraints. Make nested
25784 case more precise. Avoid consttmp if possible.
25785 (handle_pure_call): Fill out return constraints. Avoid
25786 callused if possible.
25787 (find_func_aliases): Simplify call handling.
25789 2009-03-27 Richard Guenther <rguenther@suse.de>
25791 PR tree-optimization/39120
25792 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25793 as a representative.
25794 (solve_graph): Do propagate CALLUSED.
25795 (handle_pure_call): Use a scalar constraint from CALLUSED for
25797 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25800 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25803 * c-common.c (handle_aligned_attribute): Properly check alignment
25804 overflow. Use (1U << i) instead of (1 << i).
25806 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25808 * expr.h (get_mem_align_offset): Updated.
25810 * tree.h (tree_decl_common): Change align to "unsigned int" and
25811 move it before pointer_alias_set.
25813 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25814 Jakub Jelinek <jakub@redhat.com>
25817 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25818 gr_register_operand with gr_reg_or_0_operand.
25819 (cmpxchg_rel_di): Likewise.
25820 (sync_lock_test_and_set<mode>): Likewise.
25822 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25824 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25825 (true_regnum): Likewise.
25827 * rtlanal.c (subreg_info): Moved to ...
25828 * rtl.h (subreg_info): Here. New.
25829 (subreg_get_info): New.
25831 * rtlanal.c (subreg_get_info): Make it extern.
25833 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25836 * config/i386/i386.c (ix86_abi): New.
25837 (override_options): Handle -mabi=.
25838 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25839 (ix86_call_abi_override): Likewise.
25840 (init_cumulative_args): Likewise.
25841 (function_arg_advance): Likewise.
25842 (function_arg_64): Likewise.
25843 (function_arg): Likewise.
25844 (ix86_pass_by_reference): Likewise.
25845 (ix86_function_value_regno_p): Likewise.
25846 (ix86_build_builtin_va_list_abi): Likewise.
25847 (setup_incoming_varargs_64): Likewise.
25848 (is_va_list_char_pointer): Likewise.
25849 (ix86_init_machine_status): Likewise.
25850 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25851 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25852 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25853 (ix86_function_abi): Make it static and return enum calling_abi.
25854 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25856 (ix86_fn_abi_va_list): Updated.
25858 * config/i386/i386.h (ix86_abi): New.
25859 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25860 (CONDITIONAL_REGISTER_USAGE): Likewise.
25861 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25862 (machine_function): Likewise.
25864 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25866 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25867 (STACK_BOUNDARY): Likewise.
25868 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25870 * config/i386/i386.opt (mabi=): New.
25872 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25873 return enum calling_abi.
25874 (ix86_function_type_abi): Likewise.
25875 (ix86_function_abi): Removed.
25877 * doc/invoke.texi: Document -mabi= option for x86.
25879 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25881 * builtins.c (real_dconstp): Delete.
25882 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25884 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25885 Jakub Jelinek <jakub@redhat.com>
25888 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25889 (gen_subprogram_die): When a function is explicit, generate the
25890 DW_AT_explicit attribute.
25891 * langhooks.h (struct lang_hooks_for_decls): Add
25892 function_decl_explicit_p langhook.
25893 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25894 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25896 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25898 * builtins.c (fold_builtin_memory_op): Optimize memmove
25899 into memcpy if we can prove source and destination don't overlap.
25901 * tree-inline.c: Include gt-tree-inline.h.
25902 (clone_fn_id_num): New variable.
25903 (clone_function_name): New function.
25904 (tree_function_versioning): Use it.
25905 * Makefile.in (GTFILES): Add tree-inline.c.
25907 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25909 * BASE-VER: Change to 4.5.0.
25911 2009-03-27 Xinliang David Li <davidxl@google.com>
25913 PR tree-optimization/39557
25914 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25916 2009-03-27 Xinliang David Li <davidxl@google.com>
25918 PR tree-optimization/39548
25919 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25922 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25924 * c-common.c (pointer_int_sum): Use %wd on return from
25927 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25929 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25930 on return from tree_low_cst.
25932 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25935 * ginclude/stdarg.h (va_copy): Define also for
25936 __GXX_EXPERIMENTAL_CXX0X__.
25938 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25941 * builtins.h (c_strlen): Do not warn here.
25942 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25943 * c-common.c (pointer_int_sum): Take an explicit location.
25944 Warn about offsets out of bounds.
25945 * c-common.h (pointer_int_sum): Adjust declaration.
25947 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25949 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25952 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25955 * opts.c (warn_if_disallowed_function_p): Don't assume
25956 get_callee_fndecl must return non-NULL.
25958 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25960 PR rtl-optimization/39522
25961 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25962 when reg_reloaded_valid is set.
25964 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25966 * config/spu/divv2df3.c: New file.
25967 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25968 (DPBIT_FUNCS): Filter out _div_df.
25970 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25972 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25973 a jump insn, count that jump in the distance to the loop start.
25975 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25978 * config/sh/sh.c (calc_live_regs): Fix condition for global
25979 registers except PIC_OFFSET_TABLE_REGNUM.
25981 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25984 * doc/invoke.texi (-mconsole): New.
25986 (-mno-cygwin): New.
25988 (-mnop-fun-dllimport): New.
25992 (sub section "i386 and x86-64 Windows Options"): New.
25994 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25996 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25997 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25999 2009-03-25 Richard Guenther <rguenther@suse.de>
26001 PR middle-end/39497
26002 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26005 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26007 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26008 neither of haifa/selective schedulers are working.
26010 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26012 * doc/invoke.texi (Debugging Options): Fix description of
26013 -fno-merge-debug-strings.
26015 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26017 * config/cris/libgcc.ver: New version-script.
26018 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26020 * configure.ac <GAS features, nop mnemonic>: Add pattern
26021 crisv32-*-* for "nop".
26022 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26023 * configure: Regenerate.
26025 2009-03-24 Ira Rosen <irar@il.ibm.com>
26027 PR tree-optimization/39529
26028 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26029 mark_sym_for_renaming for the tag copied to the new vector
26032 2009-03-24 Arthur Loiret <aloiret@debian.org>
26034 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26035 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26036 EXTRA_SPEC_FUNCTIONS.
26037 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26038 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26039 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26040 -march and -mtune options.
26042 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26044 * config/m68k/t-rtems: Add m5329 multilib.
26046 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26047 Jakub Jelinek <jakub@redhat.com>
26050 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26053 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26056 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26057 instead of c_parser_expression_conv, if original_code isn't one of the
26058 4 allowed comparison codes, fail.
26060 2009-03-23 Richard Guenther <rguenther@suse.de>
26062 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26063 * tree.h (struct tree_type): Likewise.
26064 * reload.h (struct insn_chain): Likewise.
26065 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26066 * function.h (struct function): Likewise.
26067 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26069 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26071 PR tree-optimization/39516
26072 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26074 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26076 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26077 should be set true if BITS_PER_WORD of target is bigger than 32
26079 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26081 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26082 Translate -B-options to -rpath-link. Correct existing
26083 rpath-link and conditionalize on !nostdlib.
26085 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26087 * doc/extend.texi (Function Attributes, Variable Attributes):
26089 * doc/invoke.texi (Debugging Options, Optimize Options)
26090 (i386 and x86-64 Options, MCore Options): Likewise.
26092 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26095 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26096 it for block local namespace aliases.
26097 (gen_decl_die): Pass context_die to gen_namespace_die.
26099 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26102 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26103 minimum or maximum value.
26105 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26107 * reginfo.c (globalize_reg): Recompute derived reg sets.
26109 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26112 * libgcc2.c (mprotect): Do not use signed arguments for
26113 VirtualProtect, use DWORD arguments. Also fix the 'may
26114 be used uninitialized' warning for the np variable.
26116 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26119 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26120 functions using regparm calling conventions when not optimizing.
26121 (ix86_function_sseregparm): Similarly for sseregparm calling
26124 2009-03-19 Li Feng <nemokingdom@gmail.com>
26126 PR middle-end/39500
26127 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26128 dependence if the first conflict is after niter iterations.
26130 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26132 PR middle-end/38609
26133 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26134 functions with dynamic stack-pointer adjustments.
26136 2009-03-19 Ben Elliston <bje@au.ibm.com>
26138 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26139 option; change to -msdata=data.
26141 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26143 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26146 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26149 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26151 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26153 * doc/invoke.texi (Code Gen Options): Expand discussion of
26156 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26158 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26159 * matrix-reorg.c (struct matrix_info): Likewise.
26160 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26161 * rtl.h (struct mem_attrs): Likewise.
26162 * df.h (struct df): Likewise.
26163 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26164 * ira-int.h (struct ira_allocno): Likewise.
26165 * df-scan.c (struct df_collection_rec): Likewise.
26166 * ira.c (struct equivalence): Likewise.
26167 * function.c (struct temp_slot): Likewise.
26168 * cfgloop.h (struct loop): Likewise.
26171 * function.c (use_register_for_decl): When not optimizing, disregard
26172 register keyword for variables with types containing methods.
26174 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26176 PR middle-end/39447
26177 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26178 (is_simple_operand): Call contains_component_ref_p before calling data
26179 reference analysis that would fail on COMPONENT_REFs.
26181 * tree-vrp.c (search_for_addr_array): Fix formatting.
26183 2009-03-18 Richard Guenther <rguenther@suse.de>
26185 * tree-vect-transform.c (vect_loop_versioning): Fold the
26186 generated comparisons.
26187 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26188 (slpeel_tree_peel_loop_to_edge): Likewise.
26190 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26192 PR middle-end/37805
26193 * opts.c (print_specific_help): In addition to `undocumented',
26194 accept `separate' and `joined' flags if passed alone. Describe
26195 output by the first matched one of those.
26196 (common_handle_option): Skip over empty strings.
26197 * gcc.c (display_help): Fix help string for `--help='.
26198 * doc/invoke.texi (Option Summary, Overall Options): With
26199 `--help=', classes and qualifiers can both be repeated, but
26200 only the latter can be negated. One should not pass only
26201 negated qualifiers. Fix markup and examples.
26204 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26205 PR middle-end/37805
26206 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26207 and -fhelp=separate.
26209 2009-03-17 Jing Yu <jingyu@google.com>
26211 PR middle-end/39378
26212 * function.h (struct rtl_data): Move is_thunk from here...
26213 (struct function): ...to here.
26214 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26215 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26217 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26219 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26220 (alpha_output_function_end_prologue): Likewise.
26221 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26222 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26223 (rs6000_output_function_epilogue): Likewise.
26224 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26226 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26229 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26230 from different units in a single alternative.
26231 (*truncdfsf_i387): Ditto.
26232 (*truncxfsf2_mixed): Ditto.
26233 (*truncxfdf2_mixed): Ditto.
26235 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26237 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26238 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26241 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26242 unused non-artificial variables when not optimizing.
26245 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26246 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26247 NAMESPACE_DECL in its DECL_INITIAL.
26249 PR middle-end/39443
26250 * optabs.c (set_user_assembler_libfunc): New function.
26251 * expr.h (set_user_assembler_libfunc): New prototype.
26252 * c-common.c: Include libfuncs.h.
26253 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26254 for memcmp, memset, memcpy, memmove and abort.
26255 * Makefile.in (c-common.o): Depend on libfuncs.h.
26258 * dwarf2out.c (gen_inlined_enumeration_type_die,
26259 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26260 gen_tagged_type_instantiation_die): Removed.
26261 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26264 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26267 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26269 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26270 (check-parallel-%): Ditto.
26271 (check-consistency): Ditto.
26273 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26275 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26276 local variable rhs by NULL_TREE.
26278 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26281 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26283 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26286 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26288 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26291 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26292 for ms->sysv ABI calls only in 64bit mode.
26294 * config/i386/i386.md (untyped_call): Support 32bit.
26296 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26298 * doc/extend.texi: Replace x86_65 with x86_64.
26300 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26302 PR tree-optimization/39455
26303 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26304 mismatches for POINTER_TYPE_P (type).
26305 (number_of_iterations_le): Likewise.
26307 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26309 * config/picochip/picochip.c: Removed profiling support.
26310 * config/picochip/picochip.md: Removed profiling instruction.
26311 * config/picochip/picochip.h: Removed profiling builtin.
26313 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26315 * doc/install.texi (--with-host-libstdcxx): Document.
26317 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26320 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26321 generate a warning if the function name does not begin with
26322 "__vector" and the function has either the 'signal' or 'interrupt'
26323 attribute, from here to ...
26324 (avr_declare_function_name): ...here. New function.
26325 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26326 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26328 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26331 * cse.c (fold_rtx): Don't modify original const_arg1 when
26332 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26333 separate variable instead.
26334 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26335 from out of range shift counts.
26336 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26338 2009-03-13 Catherine Moore <clm@codesourcery.com>
26340 * config/i386/x-mingw32 (host-mingw32.o): Replace
26341 diagnostic.h with $(DIAGNOSTIC_H).
26343 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26346 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26348 * config/i386/sync.md (sync_compare_and_swap<mode>,
26349 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26350 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26352 (sync_double_compare_and_swapdi_pic,
26353 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26354 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26356 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26359 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26361 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26364 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26365 (avx_addsubv4df3): Likewise.
26366 (*avx_addsubv4sf3): Likewise.
26367 (sse3_addsubv4sf3): Likewise.
26369 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26372 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26374 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26377 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26378 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26379 registers for allocnos created from user-defined variables.
26381 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26384 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26385 of non-integer mode as well.
26387 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26389 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26390 for functions for which the parameter types are unknown.
26392 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26395 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26396 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26397 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26398 * config/i386/i386.c (ix86_local_alignment): For
26399 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26400 long long variables on the stack to avoid dynamic realignment.
26401 Allow the first argument to be a decl rather than type.
26402 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26404 2009-03-11 Nick Clifton <nickc@redhat.com>
26407 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26409 Add description to mno-lsim option.
26410 * config/mcore/mcore.h: Remove comment about deprecated m4align
26412 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26413 * doc/invoke.texi: Add description of mno-lsim and
26414 mstack-increment options.
26416 * config/fr30/fr30.opt: Document the -mno-lsim option.
26417 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26418 and -mno-lsim options.
26420 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26422 * fold-const.c (fold_comparison): Only call fold_inf_compare
26423 if the mode supports infinities.
26425 2009-03-11 Jason Merrill <jason@redhat.com>
26428 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26429 end already did. Notice GIMPLE_CALL modifications of the result.
26430 Don't copy debug information from an ignored decl or a decl from
26433 2009-03-10 Richard Guenther <rguenther@suse.de>
26434 Nathan Froyd <froydnj@codesourcery.com>
26436 PR middle-end/37850
26437 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26438 (__divMODE3): Likewise.
26440 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26442 PR tree-optimization/39394
26443 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26444 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26446 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26448 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26449 inline asms for register asm ("") declarations.
26451 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26453 * fold-const.c (fold_unary): Fix comment.
26455 2009-03-07 Jan Hubicka <jh@suse.cz>
26458 * tree-inline.c (setup_one_parameter): Do replacement of const
26459 argument by constant in SSA form.
26461 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26463 PR middle-end/38028
26464 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26465 determine alignment passed to assign_stack_local.
26466 (assign_parms_unsplit_complex): Likewise.
26467 * except.c (sjlj_build_landing_pads): Likewise.
26469 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26471 PR middle-end/39360
26472 * tree-flow.h (add_referenced_var): Return bool instead of void.
26473 * tree-dfa.c (add_referenced_var): Return result of
26474 referenced_var_check_and_insert call.
26475 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26476 of referenced_var_check_and_insert.
26479 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26480 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26481 DIE, don't emit it if abstract origin already has it.
26482 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26483 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26485 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26487 * genpreds.c (needs_variable): Fix parentheses at variable name
26489 (write_tm_constrs_h): Indent generated code.
26491 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26493 * doc/extend.texi (Function Attributes): Add documentation
26494 for isr attributes.
26496 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26499 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26500 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26502 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26504 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26507 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26510 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26511 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26513 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26515 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26516 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26517 constants instead of magic numbers.
26518 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26520 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26521 (x86_64_ms_abi_int_parameter_registers): Ditto.
26522 (x86_64_int_return_registers): Ditto.
26523 (ix86_maybe_switch_abi): Ditto.
26524 (ix86_expand_call): Ditto for clobbered_registers array.
26525 (ix86_hard_regno_mode_ok): Ditto.
26526 (x86_extended_QIreg_mentioned_p): Ditto.
26528 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26530 PR tree-optimization/39349
26531 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26533 * combine.c (gen_lowpart_for_combine): Use omode when generating
26536 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26538 PR rtl-optimization/39235
26539 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26541 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26543 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26545 2009-03-04 Richard Guenther <rguenther@suse.de>
26547 PR tree-optimization/39362
26548 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26549 that occur in abnormal PHIs should be varying.
26551 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26553 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26555 (simple_iv): Take loop as an argument instead of statement.
26556 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26557 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26559 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26561 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26562 * matrix-reorg.c (analyze_transpose): Ditto.
26563 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26564 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26565 * tree-predcom.c (ref_at_iteration): Ditto.
26566 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26568 2009-03-04 Richard Guenther <rguenther@suse.de>
26570 PR tree-optimization/39358
26571 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26572 escaped_id and callused_id.
26573 (solve_graph): Likewise.
26575 2009-03-04 Richard Guenther <rguenther@suse.de>
26577 PR tree-optimization/39339
26578 * tree-sra.c (try_instantiate_multiple_fields): Make it
26579 no longer ICE on the above.
26581 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26583 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26584 that fits within Pmode.
26586 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26588 PR middle-end/10109
26589 * tm.texi (LIBCALL_VALUE): Update description.
26591 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26593 PR middle-end/34443
26594 * doc/extend.texi (section): Update description.
26596 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26598 PR middle-end/39345
26599 * tree-inline.c (remapped_type): New.
26600 (can_be_nonlocal): Call remapped_type instead of remap_type.
26602 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26605 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26606 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26608 2009-03-03 Richard Guenther <rguenther@suse.de>
26610 PR middle-end/39272
26611 * tree.c (tree_nonartificial_location): New function.
26612 * tree.h (tree_nonartificial_location): Declare.
26613 * builtins.c (expand_builtin_memory_chk): Provide location
26614 of the call location for artificial function pieces.
26615 (maybe_emit_chk_warning): Likewise.
26616 (maybe_emit_sprintf_chk_warning): Likewise.
26617 (maybe_emit_free_warning): Likewise.
26618 * expr.c (expand_expr_real_1): Likewise.
26620 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26622 PR tree-optimization/39343
26623 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26624 COMPONENT_REF t has ARRAY_TYPE.
26626 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26628 PR middle-end/39335
26629 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26630 when the type precision of the induction variable should be
26631 larger than the type precision of nit.
26632 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26633 * graphite.c (graphite_loop_normal_form): Same.
26634 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26636 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26638 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26639 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26640 numbers to describe clobbered registers.
26641 (*call_value_0_rex64_ms_sysv): Ditto.
26642 * config/i386/mmx.md (mmx_emms): Ditto.
26643 (mmx_femms): Ditto.
26645 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26647 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26650 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26652 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26653 (spu_section_type_flags): New function.
26655 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26657 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26658 reg_class_contents of FLOAT_REGS into a temporary.
26660 2009-03-02 Richard Guenther <rguenther@suse.de>
26661 Ira Rosen <irar@il.ibm.com>
26663 PR tree-optimization/39318
26664 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26665 information to the vectorized statement.
26667 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26669 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26670 variable. Use defined names instead of magic constants for REX SSE
26673 2009-03-01 Richard Guenther <rguenther@suse.de>
26675 PR tree-optimization/39331
26676 * omp-low.c (lower_send_shared_vars): Do not receive new
26677 values for the reference of DECL_BY_REFERENCE parms or results.
26679 2009-03-01 Jan Hubicka <jh@suse.cz>
26682 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26683 BLOCK_NONLOCALIZED_VAR): New macros.
26684 (tree_block): Add nonlocalized_vars.
26685 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26686 gen_decl_die): Add origin argument. Allow generation of die with
26687 origin at hand only.
26688 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26689 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26691 (gen_block_die): Fix checking for unused blocks.
26692 (process_scope_var): Break out from .... ; work with origins only.
26693 (decls_for_scope) ... here; process nonlocalized list.
26694 (dwarf2out_ignore_block): Look for nonlocalized vars.
26695 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26697 (dump_scope_block): Dump them.
26698 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26699 (remap_block): Likewise.
26700 (can_be_nonlocal): New predicate.
26701 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26703 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26705 * configure: Regenerate.
26707 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26709 * optc-gen.awk: No need to duplicate option flags twice.
26710 Reuse help texts for duplicate options which do not have any.
26712 * gcc.c (display_help): Document --version.
26714 * gcc.c (main): If print_help_list and verbose_flag, ensure
26715 driver output comes before subprocess output.
26717 * optc-gen.awk: Assign all remaining fields to help string,
26718 space-separated, for multi-line help in *.opt.
26720 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26721 -Wno-pedantic-ms-format is for MinGW targets only.
26723 * doc/options.texi (Option file format): Fix bad indentation,
26724 restoring dropped sentence.
26726 2009-02-28 Jan Hubicka <jh@suse.cz>
26728 * tree-inline.c (tree_function_versioning): Output debug info.
26730 2009-02-28 Jan Hubicka <jh@suse.cz>
26733 * tree-inline.c (setup_one_parameter): Do not copy propagate
26734 arguments when not optimizing.
26736 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26739 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26740 (avx_addsubv4df3): Likewise.
26741 (*avx_addsubv4sf3): Likewise.
26742 (sse3_addsubv4sf3): Likewise.
26743 (*avx_addsubv2df3): Likewise.
26744 (sse3_addsubv2df3): Likewise.
26745 (avx_unpckhps256): Correct item selectors.
26746 (avx_unpcklps256): Likewise.
26747 (avx_unpckhpd256): Likewise.
26748 (avx_unpcklpd256): Likewise.
26750 2009-02-28 Jan Hubicka <jh@suse.cz>
26752 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26754 (copy_arguments_for_versioning): If var is declared don't declare it.
26755 (tree_function_versioning): First setup substitutions and then copy
26758 2009-02-27 Jan Hubicka <jh@suse.cz>
26761 * cgraph.h (varpool_output_debug_info): Remove.
26762 * cgraphunit.c (varpool_output_debug_info): Remove.
26763 * dwarf2out.c (deferred_locations_struct): New struct
26764 (deferred_locations): New type.
26765 (deferred_locations_list): New static var.
26766 (deffer_location): New function.
26767 (gen_variable_die): Use it.
26768 (decls_for_scope): Output info on local static vars.
26769 (dwarf2out_finish): Process deferred locations.
26770 * varpool.c (varpool_output_debug_info): Remove.
26772 2009-02-27 Jan Hubicka <jh@suse.cz>
26775 * tree.h (TREE_PROTECTED): Fix comment.
26776 (BLOCK_HANDLER_BLOCK): Remove.
26777 (struct tree_block): Remove handler_block add body_block.
26778 (inlined_function_outer_scope_p): New.
26779 (is_body_block): Remove.
26780 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26781 * dwarf2out.c (is_inlined_entry_point): Remove.
26782 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26783 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26785 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26786 * gimplify.c (gimplify_expr): Gimplify body blocks.
26787 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26788 block with multiple subblocks.
26789 (dump_scope_block): Prettier output; dump more flags and info.
26790 (dump_scope_blocks): New.
26791 (remove_unused_locals): Use dump_scope_blocks.
26792 * tree-flow.h (dump_scope_blocks): Declare.
26793 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26794 * stmt.c (is_body_block): Remove.
26795 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26796 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26798 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26800 PR middle-end/39308
26801 * graphite.c (graphite_loop_normal_form): Do not call
26802 number_of_iterations_exit from a gcc_assert.
26804 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26806 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26807 jumps if COND is NULL.
26808 (find_cond_jump): New function.
26809 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26810 * config/s390/s390.md: Remove z10_cobra attribute value.
26812 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26814 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26815 force_const_mem returns NULL_RTX.
26817 2009-02-26 Jan Hubicka <jh@suse.cz>
26820 * cgraph.h (varpool_output_debug_info): Remove.
26821 * cgraphunit.c (varpool_output_debug_info): Remove.
26822 * dwarf2out.c (deferred_locations_struct): New struct
26823 (deferred_locations): New type.
26824 (deferred_locations_list): New static var.
26825 (deffer_location): New function.
26826 (gen_variable_die): Use it.
26827 (decls_for_scope): Output info on local static vars.
26828 (dwarf2out_finish): Process deferred locations.
26829 * varpool.c (varpool_output_debug_info): Remove.
26831 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26833 PR rtl-optimization/39241
26834 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26835 to subreg_offset_representable_p.
26837 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26839 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26840 execute function prototype. Get f and nregs from max_reg_num
26841 and get_insns. Remove the first backward pass as it's dead,
26842 guard the forward pass by flag_expensive_optimizations.
26843 (rest_of_handle_regmove): Delete.
26844 (pass_regmove): Replace it with regmove_optimize.
26846 2009-02-25 Martin Jambor <mjambor@suse.cz>
26848 PR tree-optimization/39259
26849 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26850 calls_alloca function flags.
26851 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26852 calls are detected.
26854 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26856 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26857 flags_set_1_rtx, flags_set_1_set): Delete.
26858 (regmove_optimize): Do not call mark_flags_life_zones.
26860 2009-02-24 Julian Brown <julian@codesourcery.com>
26863 * config/arm/arm.c (require_pic_register): Only set
26864 cfun->machine->pic_reg once per function.
26866 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26868 * doc/invoke.texi (Link Options): Document an easier way to pass
26869 options that take arguments to the GNU linker using -Xlinker and -Wl.
26871 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26874 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26876 2009-02-24 Richard Guenther <rguenther@suse.de>
26879 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26881 2009-02-24 Richard Guenther <rguenther@suse.de>
26882 Zdenek Dvorak <ook@ucw.cz>
26884 PR tree-optimization/39233
26885 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26886 from converting them to a generic type.
26888 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26890 PR tree-optimization/39260
26891 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26892 contains a condition with a real type.
26893 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26895 2009-02-23 Jason Merrill <jason@redhat.com>
26898 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26899 narrowing_initializer_constant_valid_p.
26900 (narrowing_initializer_constant_valid_p): Don't return
26901 null_pointer_node for adding a pointer to itself.
26903 2009-02-23 Jan Hubicka <jh@suse.cz>
26906 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26909 2009-02-23 Jan Hubicka <jh@suse.cz>
26911 PR tree-optimization/37709
26912 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26913 * tree.h (block_ultimate_origin): Declare.
26914 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26915 * tree-ssa-live.c (remove_unused_scope_block_p):
26916 Eliminate blocks containig no instructions nor live variables nor
26918 (dump_scope_block): New function.
26919 (remove_unused_locals): Enable removal of dead blocks by default;
26920 enable dumping at TDF_DETAILS.
26922 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26924 * config/i386/i386.c (classify_argument): Don't allow COImode
26926 (function_arg_advance_32): Don't allow OImode.
26927 (function_arg_32): Likewise.
26928 (function_value_32): Likewise.
26929 (return_in_memory_32): Likewise.
26930 (function_arg_64): Remove OImode comment.
26932 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26935 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26936 ix86_expand_vector_set for V4DImode in 64bit mode only.
26937 (ix86_expand_vector_init_one_var): Likewise.
26939 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26941 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26943 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26946 * loop-iv.c: Revert last change.
26947 * emit-rtl.c: Likewise.
26949 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26952 * config/i386/i386.c (type_natural_mode): Remove an extra
26953 space in the warning message.
26954 (function_value_32): Handle 32-byte vector modes.
26955 (return_in_memory_32): Likewise.
26957 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26959 * loop-iv.c (truncate_value): New function.
26960 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26962 (lowpart_subreg): Move to...
26963 * emit-rtl.c: ...here.
26965 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26967 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26968 accidental and undocumented change at revision 140860.
26970 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26972 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26973 take gimple_seq * arguments.
26974 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26975 types_compatible_p langhook.
26977 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26978 Joseph Myers <joseph@codesourcery.com>
26980 * config/arm/arm.c (arm_builtin_va_list): New function.
26981 (arm_expand_builtin_va_start): Likewise.
26982 (arm_gimplify_va_arg_expr): Likewise.
26983 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26984 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26985 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26986 (va_list_type): New variable.
26987 (arm_mangle_type): Mangle va_list_type appropriately.
26989 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26991 PR middle-end/39157
26992 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26993 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26994 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26995 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26996 parameter to 1000 for -O1 by default.
26997 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26999 * loop-invariant.c: Include params.h.
27000 (move_loop_invariants): Don't call move_single_loop_invariants on
27003 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27005 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27006 offset when calculating bounds for indexing stack_usage_map. Fixes
27007 a buffer overflow with certain target setups.
27009 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27012 * calls.c (expand_call): Clear try_tail_call if caller and callee
27013 disagree in promotion of function return value.
27015 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27018 * c-common.c (c_determine_visibility): If visibility changed and
27019 DECL_RTL has been already set, call make_decl_rtl to update symbol
27022 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27025 * varasm.c (assemble_variable): Don't check DECL_NAME when
27026 globalizing a variable.
27028 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27031 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27032 expression before any __builtin_trap call.
27033 * c-typeck.c (build_function_call): Convert and check function
27034 arguments before generating a call to a trap. Evaluate the
27035 function arguments before the trap.
27037 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27040 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27041 (UNSPEC_FXAM_MEM): New unspec.
27042 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27043 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27044 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27046 2009-02-19 Richard Guenther <rguenther@suse.de>
27048 PR tree-optimization/39207
27049 PR tree-optimization/39074
27050 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27051 storedanything_tree): New.
27052 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27053 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27054 (build_succ_graph): Add edges from STOREDANYTHING to all
27056 (init_base_vars): Initialize STOREDANYTHING.
27057 (compute_points_to_sets): Free substitution info after
27058 building the succ graph.
27059 (ipa_pta_execute): Likewise.
27061 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27063 (do_ds_constraint): Do not add to special var or non-pointer
27065 (type_could_have_pointers): Split out from ...
27066 (could_have_pointers): ... here. For arrays use the element type.
27067 (create_variable_info_for): Initialize may_have_pointers.
27068 (new_var_info): Likewise.
27069 (handle_lhs_call): Make the HEAP variable unknown-sized.
27070 (intra_create_variable_infos): Use a type with pointers for
27071 PARM_NOALIAS, make it unknown-sized.
27073 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27076 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27078 2009-02-18 Jason Merrill <jason@redhat.com>
27081 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27082 value if DECL_EXTERNAL.
27083 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27084 * target.h (gcc_target::binds_local_p): Clarify "module".
27085 * tree.h (TREE_PUBLIC): Clarify "module".
27087 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27090 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27091 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27093 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27096 * c.opt (Wabi): Support C and ObjC.
27099 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27101 * config/i386/i386.c (classify_argument): Warn once about the ABI
27102 change when passing union with long double.
27104 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27106 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27109 * c-parser.c (c_parser_compound_statement): Always enter and leave
27112 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27115 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27117 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27119 PR tree-optimization/36922
27120 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27121 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27124 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27126 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27129 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27131 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27133 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27135 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27138 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27139 Richard Sandiford <rdsandiford@googlemail.com>
27141 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27142 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27143 (loongson_biadd): ...this.
27145 2009-02-17 Richard Guenther <rguenther@suse.de>
27147 PR tree-optimization/39202
27148 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27149 a var make sure to follow existing collapses.
27151 2009-02-17 Richard Guenther <rguenther@suse.de>
27153 PR middle-end/39214
27154 * langhooks.c (lhd_print_error_function): Check for NULL block.
27156 2009-02-17 Richard Guenther <rguenther@suse.de>
27158 PR tree-optimization/39204
27159 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27162 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27164 * config/soft-fp/double.h: Update from glibc CVS.
27166 2009-02-17 Richard Guenther <rguenther@suse.de>
27168 PR tree-optimization/39207
27169 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27170 strict-aliasing warnings for pointers pointing to NULL.
27172 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27175 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27176 skipping until next close brace.
27178 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27181 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27182 to function argument boundary.
27184 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27186 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27187 in the lea_add. Reload eventually constraints it properly.
27188 * config/picochip/constraints.md: Remove the target constraint
27189 "b", since it is not needed anymore.
27191 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27193 * gthr-dce.h: Uglify function parameter and local variable names.
27194 * gthr-gnat.h: Likewise.
27195 * gthr-mipssde.h: Likewise.
27196 * gthr-nks.h: Likewise.
27197 * gthr-posix95.h: Likewise.
27198 * gthr-posix.h: Likewise.
27199 * gthr-rtems.h: Likewise.
27200 * gthr-single.h: Likewise.
27201 * gthr-solaris.h: Likewise.
27202 * gthr-tpf.h: Likewise.
27203 * gthr-vxworks.h: Likewise.
27204 * gthr-win32.h: Likewise.
27206 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27209 * config/i386/i386.md: Restrict the new peephole2 to move
27210 between MMX/SSE registers.
27212 2009-02-15 Richard Guenther <rguenther@suse.de>
27215 2009-02-13 Richard Guenther <rguenther@suse.de>
27217 * configure.ac: Enable LFS.
27218 * configure: Re-generate.
27219 * config.in: Likewise.
27221 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27223 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27224 spu_srqwbyte, spu_srqwbytebc): Define.
27225 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27226 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27227 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27228 "shrqby_<mode>"): New insn-and-split patterns.
27229 * config/spu/spu.c (expand_builtin_args): Determine and return
27230 number of operands using spu_builtin_description data.
27231 (spu_expand_builtin_1): Use it.
27233 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27236 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27239 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27242 * config/i386/i386.c (override_options): Correct warning
27243 messages for -malign-loops, -malign-jumps and -malign-functions.
27245 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27248 * config/i386/i386.md: Restrict the new peephole2 to move
27249 between the general purpose registers.
27251 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27254 * config/i386/i386.c (type_natural_mode): Add a new argument.
27255 Return the original mode and warn ABI change if vector size is 32byte.
27256 (function_arg_advance): Updated.
27257 (function_arg): Likewise.
27258 (ix86_function_value): Likewise.
27259 (ix86_return_in_memory): Likewise.
27260 (ix86_sol10_return_in_memory): Likewise.
27261 (ix86_gimplify_va_arg): Likewise.
27262 (function_arg_32): Don't warn ABX ABI change here.
27263 (function_arg_64): Likewise.
27265 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27267 * loop-iv.c (implies_p): In the final case, test that operands 0
27268 of the two comparisons match.
27270 * config/bfin/bfin.c (find_prev_insn_start): New function.
27271 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27272 (find_next_insn_start): Move.
27274 2009-02-13 Richard Guenther <rguenther@suse.de>
27276 * configure.ac: Enable LFS.
27277 * configure: Re-generate.
27278 * config.in: Likewise.
27280 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27283 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27284 sizes on syntax error after some arguments have been parsed.
27286 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27288 * doc/invoke.texi (-fira): Remove.
27290 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27292 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27293 * recog.c: Likewise.
27296 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27298 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27299 (umul_ppmm): Likewise.
27300 (count_leading_zeros): Likewise.
27301 (count_trailing_zeros): Likewise.
27302 (UMUL_TIME): Likewise.
27304 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27306 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27307 soft-fp/t-softfp to tmake_file.
27309 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27310 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27311 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27312 IA64_BUILTIN_INFQ]: New.
27313 (ia64_init_builtins): Initialize __builtin_infq,
27314 __builtin_fabsq and __builtin_copysignq if not HPUX.
27315 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27316 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27318 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27320 (__fixtfti): Likewise.
27321 (__fixunstfti): Likewise.
27322 (__floattitf): Likewise.
27324 * config/ia64/libgcc-glibc.ver: New.
27325 * config/ia64/t-fprules-softfp: Likewise.
27326 * config/ia64/sfp-machine.h: Likewise.
27328 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27329 (LIBGCC2_TF_CEXT): Likewise.
27330 (TF_SIZE): Likewise.
27331 (TARGET_INIT_LIBFUNCS): Likewise.
27333 * config/ia64/t-glibc (SHLINB_MAPFILES):
27334 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27336 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27338 * config/i386/i386.c (construct_container): Rewrite processing
27339 BLKmode with X86_64_SSE_CLASS.
27341 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27344 * config/i386/i386.md: Replace simplify_replace_rtx with
27345 replace_rtx in the new peephole2.
27347 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27349 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27350 loop unrolling do not happen at -O2.
27352 2009-02-12 Michael Matz <matz@suse.de>
27354 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27356 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27358 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27361 2009-02-12 Ben Elliston <bje@au.ibm.com>
27363 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27364 patterns when updating the back chain. Missed in the 2009-02-10
27367 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27369 * doc/extend.texi (Decimal Floating Types): Update identifier of
27370 draft TR and list of missing support.
27372 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27374 PR middle-end/39154
27375 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27376 bit to variable length decl's flags, add it also to its
27377 pointer replacement variable.
27379 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27380 Jakub Jelinek <jakub@redhat.com>
27383 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27384 (memory_blockage): New expander.
27385 (*memory_blockage): New insn pattern.
27386 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27387 instead of general blockage at the end of function prologue when
27388 frame pointer is used to access red zone area. Do not emit blockage
27389 when profiling, it is emitted in generic code.
27390 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27391 function epilogue when frame pointer is used to access red zone area.
27393 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27396 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27397 by arithmetic with memory operands.
27398 * config/i386/predicates.md (commutative_operator): New.
27400 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27402 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27405 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27407 * alias.h (record_alias_subset): Declare.
27408 * alias.c (record_alias_subset): Make global.
27410 2009-02-10 Nick Clifton <nickc@redhat.com>
27412 * tree-parloops.c: Change license to GPLv3.
27413 * ipa-struct-reorg.c: Change license to GPLv3.
27414 * ipa-struct-reorg.h: Change license to GPLv3.
27416 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27419 * c-decl.c (start_struct): Return NULL on error.
27421 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27423 PR middle-end/39124
27424 * cfgloopmanip.c (remove_path): Call remove_bbs after
27425 cancel_loop_tree, not before it.
27428 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27429 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27430 VAR_DECLs were seen.
27431 * tree-ssa-live.c (remove_unused_locals): Recompute
27432 cfun->has_local_explicit_reg_vars.
27433 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27434 copies or clearings if cfun->has_local_explicit_reg_vars.
27436 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27439 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27440 of function prologue when frame pointer is used to access
27443 2009-02-10 Richard Guenther <rguenther@suse.de>
27445 PR middle-end/39127
27446 * gimplify.c (gimple_regimplify_operands): Always look if
27447 we need to create a temporary.
27449 2009-02-10 Richard Guenther <rguenther@suse.de>
27451 PR tree-optimization/39132
27452 * tree-loop-distribution.c (todo): New global var.
27453 (generate_memset_zero): Trigger TODO_rebuild_alias.
27454 (tree_loop_distribution): Return todo.
27456 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27459 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27460 (x86_64_reg_class_name): Removed.
27461 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27462 first one isn't X86_64_SSE_CLASS or any other ones aren't
27463 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27464 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27465 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27466 and 3 X86_64_SSEUP_CLASS.
27467 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27468 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27470 2009-02-10 Ben Elliston <bje@au.ibm.com>
27472 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27473 form instruction to update the stack back chain word, even if the
27474 user has disabled the generation of update instructions.
27475 (movdi_<mode>_update_stack): New.
27476 (movsi_update_stack): Likewise.
27477 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27478 always use an update form instruction to update the stack back
27481 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27483 PR middle-end/38953
27484 * graphite.c (if_region_set_false_region): After moving a region in
27485 the false branch of a condition, remove the empty dummy basic block.
27486 (gloog): Remove wrong fix for PR38953.
27488 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27490 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27491 generation due to implicit sign extension.
27493 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27495 PR middle-end/38981
27496 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27497 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27499 2009-02-09 Richard Guenther <rguenther@suse.de>
27501 PR middle-end/35202
27502 * convert.c (convert_to_real): Disable (float)fn((double)x)
27503 to fnf(x) conversion if errno differences may occur and
27504 -fmath-errno is set.
27506 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27508 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27509 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27510 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27512 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27515 * c-common.c (handle_alias_attribute): Disallow attribute for
27516 anything not a FUNCTION_DECL or VAR_DECL.
27518 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27521 * real.c (do_compare): Special-case compare of zero against
27522 decimal float value.
27524 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27527 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27528 as indicating flexible array members unless the field itself is
27529 being declarared as the incomplete array.
27531 2009-02-06 Jan Hubicka <jh@suse.cz>
27533 PR tree-optimization/38844
27534 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27535 is already inlined.
27537 2009-02-06 Richard Guenther <rguenther@suse.de>
27539 PR middle-end/38977
27540 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27541 fork because we may expand it as __gcov_fork.
27543 2009-02-06 Nick Clifton <nickc@redhat.com>
27545 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27547 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27549 PR tree-optimization/35659
27550 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27551 vn_phi_eq): Shortcut if hashcode does not match.
27552 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27554 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27555 and avoid iterative_hash_expr.
27556 (FOR_EACH_VALUE_ID_IN_SET): New.
27557 (value_id_compare): Remove.
27558 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27559 sort expressions by value id.
27561 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27564 * config/sh/predicates.md (general_movsrc_operand): Don't check
27565 the subreg of system registers here.
27567 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27570 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27571 on the copied decl.
27573 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27575 PR rtl-optimization/39110
27576 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27577 addresses, not aligned ones.
27579 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27580 Richard Guenther <rguenther@suse.de>
27582 PR tree-optimization/39100
27583 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27584 comment says and add edges.
27586 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27589 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27590 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27592 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27594 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27595 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27596 register_bb_in_sese, new_sese, free_sese): Moved.
27597 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27598 outermost_loop_in_scop, build_scop_iteration_domain,
27599 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27600 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27601 Use loop_in_sese_p instead of loop_in_scop_p.
27602 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27603 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27604 (scopdet_basic_block_info): Fix bug in scop detection.
27605 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27606 eq_loop_to_cloog_loop): Remove.
27607 (nb_loops_around_loop_in_scop, nb_loop
27608 ref_nb_loops): Moved here...
27609 * graphite.h (ref_nb_loops): ... from here.
27610 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27611 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27612 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27614 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27615 Hans-Peter Nilsson <hp@axis.com>
27617 PR rtl-optimization/37889
27618 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27619 Move offset handling from PLUS to before the switch. Use new
27620 arguments when considering SYMBOL_REFs too.
27621 (rtx_addr_can_trap_p): Pass dummy offset and size.
27622 (enum may_trap_p_flags): Remove.
27623 (may_trap_p_1): Pass size from MEM_SIZE.
27625 PR rtl-optimization/38921
27626 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27627 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27628 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27629 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27631 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27633 AVX Programming Reference (January, 2009)
27634 * config/i386/sse.md (*vpclmulqdq): New.
27636 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27638 PR tree-optimization/38977
27639 PR gcov-profile/38292
27640 * calls.c (special_function_p): Disregard __builtin_ prefix.
27642 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27644 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27645 non-indexable addresses even before reload.
27647 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27650 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27651 as having variable size. Do not give an error for unnamed
27652 parameters with [*] declarators. Give a warning for type names
27653 with [*] declarators and mark them as variable size.
27654 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27655 for sizeof applied to [*] type names.
27657 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27660 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27662 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27664 * gcc.c (process_command): Update copyright notice dates.
27665 * gcov.c (print_version): Likewise.
27666 * gcov-dump.c (print_version): Likewise.
27667 * mips-tfile.c (main): Likewise.
27668 * mips-tdump.c (main): Likewise.
27670 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27673 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27674 for composite type involving a zero-length array type.
27676 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27679 * function.c (match_asm_constraints_1): Skip over
27680 initial optional % in the constraint.
27682 PR inline-asm/39059
27683 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27684 supported, don't accept FIXED_CSTs.
27685 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27686 and _Sat is used without _Fract/_Accum. Set specs->type to
27687 integer_type_node for cts_fract/cts_accum if fixed point is not
27690 2009-02-02 Catherine Moore <clm@codesourcery.com>
27692 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27694 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27696 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27697 (ABI_HAS_64BIT_SYMBOLS): Use it.
27698 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27700 2009-02-02 Paul Brook <paul@codesourcery.com>
27702 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27704 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27706 PR inline-asm/39058
27707 * recog.h (asm_operand_ok): Add constraints argument.
27708 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27709 recurse on matching constraint.
27710 (check_asm_operands): Pass constraints as 3rd argument to
27711 asm_operand_ok. Don't look up matching constraint here.
27712 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27715 2009-02-02 Ben Elliston <bje@au.ibm.com>
27717 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27718 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27720 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27722 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27723 information. Remove some obsolete information. Reorganize.
27725 * config/pa/fptr.c: Revert license to GPL 2.
27726 * config/pa/milli64.S: Likewise.
27728 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27731 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27732 LIBRARY name in, instead of hard-coding it.
27733 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27734 extra target make frag to tmake_files according to EH model.
27735 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27736 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27737 frags that define makefile variable EH_MODEL appropriately.
27738 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27739 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27740 to "-sjlj" according to type of EH configured.
27741 (LIBGCC_SONAME): Concatenate it to shared library base name.
27742 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27743 to "_sjlj" according to type of EH configured.
27744 (LIBGCC_SONAME): Concatenate it to shared library base name.
27745 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27746 (SHLIB_LINK): Add missing semicolon to if-else construct.
27747 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27748 string value of "pe_dll" command-line option.
27749 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27750 (SHLIB_SONAME): Use it when overriding t-cygming default.
27751 (SHLIB_IMPLIB): Override t-cygming default.
27752 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27753 string value of "pe_dll" command-line option.
27755 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27758 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27759 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27761 2009-01-31 Richard Guenther <rguenther@suse.de>
27763 PR tree-optimization/38937
27764 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27765 computing the transitive closure.
27767 2009-01-30 Richard Guenther <rguenther@suse.de>
27769 PR tree-optimization/39041
27770 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27771 Propagate variable indices only if the types match for this stmt.
27773 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27776 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27777 inline but never defined.
27779 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27781 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27782 (*insv_h_di_reg_extimm): New insn.
27783 (*insv_l<mode>_reg_extimm): New insn.
27785 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27787 * config/picochip/picochip.c (flag_conserve_stack): set
27788 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27789 fconserve-stack. Reduce call-overhead used by inliner.
27791 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27794 * common.opt (flag_conserve_stack): Initialised to zero.
27796 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27799 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27800 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27803 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27805 * ira-color.c (allocno_reload_assign): Update comments.
27806 * regmove.c (regmove_optimize): Likewise.
27810 2009-01-29 Robert Millan <rmh@aybabtu.com>
27812 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27813 * config/i386/kopensolaris-gnu.h: New file. Undefine
27814 `MD_UNWIND_SUPPORT'.
27815 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27817 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27819 PR tree-optimization/39007
27820 * tree-loop-distribution.c (generate_builtin): Use
27821 recompute_dominator to compute the immediate dominator of the
27822 basic block just after the loop.
27824 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27826 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27827 (ASM_OUTPUT_DWARF_PCREL): Define.
27829 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27831 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27832 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27833 global. Modify entries about regmove and IRA.
27835 * ra-conflict.c: Remove the file.
27837 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27839 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27840 (pass_regclass_init): Rename to pass_reginfo_init.
27842 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27844 * toplev.h (flag_ira): Remove.
27846 * caller-save.c (setup_save_areas): Remove flag_ira.
27848 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27850 * global.c: Remove the file.
27852 * opts.c (decode_options): Remove flag_ira.
27854 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27856 * regmove.c: Modify file description.
27857 (find_use_as_address, try_auto_increment): Define them only if
27858 AUTO_INC_DEC is defined.
27859 (replacement_quality, replace_in_call_usage, fixup_match_1,
27860 stable_and_no_regs_but_for_p): Remove.
27861 (reg_set_in_bb): Make it static.
27862 (regmove_optimize): Remove flag_ira and code which worked for
27865 * local-alloc.c: Remove the file.
27867 * common.opt (fira): Remove.
27869 * ira.c: Include except.h.
27870 (eliminable_regset): Move from global.c.
27871 (mark_elimination): Ditto. Remove flag_ira.
27872 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27873 equiv_mem_modified, validate_equiv_mem_from_store,
27874 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27875 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27876 no_equiv, recorded_label_ref): Move from local-alloc.c.
27877 (update_equiv_regs): Ditto. Make it static.
27878 (print_insn_chain, print_insn_chains): Move it from global.c.
27879 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27880 (build_insn_chain): Ditto. Make it static.
27881 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27882 Rename to init_live_subregs.
27883 (gate_ira): Remove flag_ira.
27885 * regclass.c: Rename reginfo.c. Change file description.
27886 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27887 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27888 (init_reg_sets_1): Remove code for evaluation of
27889 reg_class_superclasses and losing_caller_save_reg_set.
27890 (init_regs): Remove init_reg_autoinc.
27891 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27892 ok_for_base_p_nonstrict): Remove.
27893 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27894 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27895 corresponding entries.
27896 (dump_regclass, record_operand_costs, scan_one_insn,
27897 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27898 record_address_regs, auto_inc_dec_reg_p): Remove.
27899 (gt-regclass.h): Rename to gt-reginfo.h.
27901 * rtl.h (dump_global_regs, retry_global_alloc,
27902 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27904 * Makefile.in (RA_H): Remove.
27905 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27906 Rename regclass.o to reginfo.o.
27907 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27909 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27910 (GTFILES): Rename regclass.c to reginfo.c.
27912 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27913 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27915 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27916 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27918 (finish_spills): Ditto. Remove code for !flag_ira.
27920 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27922 PR middle-end/35854
27923 * doc/invoke.texi (rtl debug options): Complete rewrite.
27924 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27926 * mode-switching.c (pass_mode_switching): Rename pass from
27927 "mode-sw" to "mode_sw".
27928 * except.c (pass_convert_to_eh_ranges): Rename pass from
27929 "eh-ranges" to "eh_ranges".
27930 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27934 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27935 Alexander Monakov <amonakov@ispras.ru>
27937 PR middle-end/38857
27938 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27940 (move_exprs_to_boundary): Change return type and pass through
27941 should_move from move_op. Relax assert. Update usage ...
27942 (schedule_expr_on_boundary): ... here. Use should_move instead of
27944 (move_op_orig_expr_found): Indicate that insn was disconnected from
27946 (code_motion_process_successors): Do not call after_merge_succs
27947 callback if original expression was not found when traversing any of
27949 (code_motion_path_driver): Change return type. Update prototype.
27950 (move_op): Update comment. Add a new parameter (should_move). Update
27951 prototype. Set *should_move based on indication provided by
27952 move_op_orig_expr_found.
27954 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27956 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27957 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27958 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27959 * config/rs6000/rs6000.c (rs6000_override_options): Default
27960 avoid-indexed-addresses on for Power6, off for everything else.
27961 (avoiding_indexed_address_p): New function.
27962 (rs6000_legitimize_address): Use it.
27963 (rs6000_legitimate_address): Likewise.
27964 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27966 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27968 PR tree-optimization/38997
27969 * tree-loop-distribution.c (generate_memset_zero): Use
27970 POINTER_PLUS_EXPR for a pointer addition.
27972 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27974 * config/s390/s390.md (bswap<mode>2): New pattern added.
27976 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27978 * config/s390/s390.md (*tls_load_31): Added type attribute.
27980 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27982 * config/s390/s390.md: Fix a few comments.
27984 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27986 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27987 (*tm<mode>_full): Fixed z10prop attribute.
27988 (*tst<mode>_extimm): Fixed z10prop attribute.
27989 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27990 (*tstqiCCT_cconly): Fixed z10prop attribute.
27991 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27992 (*movsi_larl): Fixed z10prop attribute.
27993 (*movsi_zarch): Fixed z10prop attribute.
27994 (*movsi_eas): Fixed z10prop attribute.
27995 (*movhi): Fixed z10prop attribute.
27996 (*movqi): Fixed z10prop attribute.
27997 (*movstrictqi): Fixed z10prop attribute.
27998 (*mov<mode>): Fixed z10prop attribute.
27999 (*movcc): Fixed z10prop attribute.
28000 (*sethighpartdi_64): Fixed z10prop attribute.
28001 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28002 (*negdi2_sign_cc): Fixed z10prop attribute.
28003 (*negdi2_sign): Fixed z10prop attribute.
28004 (*absdi2_sign_cc): Fixed z10prop attribute.
28005 (*absdi2_sign): Fixed z10prop attribute.
28006 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28007 (*negabsdi2_sign): Fixed z10prop attribute.
28008 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28009 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28010 (doloop_si64): Fixed z10prop attribute.
28011 (doloop_si31): Fixed z10prop attribute.
28012 (doloop_long): Fixed z10prop attribute.
28013 (indirect_jump): Fixed z10prop attribute.
28014 (nop): Fixed z10prop attribute.
28015 (main_base_64): Fixed z10prop attribute.
28016 (reload_base_64): Fixed z10prop attribute.
28018 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28020 PR rtl-optimization/38740
28021 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28023 * config/mips/mips.c (mips_reorg): Likewise.
28025 2009-01-28 Richard Guenther <rguenther@suse.de>
28027 PR tree-optimization/38926
28028 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28029 with the correct value id to a value.
28030 (do_regular_insertion): Use the value number of edoubleprime
28031 for the value number of the expr.
28034 2008-08-21 Richard Guenther <rguenther@suse.de>
28036 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28037 a PHI ask VN if it is already available.
28038 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28039 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28041 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28043 PR middle-end/38934
28044 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28045 set to varying whenever max has TREE_OVERFLOW set, similarly
28046 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28048 2009-01-28 Richard Guenther <rguenther@suse.de>
28050 PR middle-end/38908
28051 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28052 uninitialized aggregate uses in call arguments.
28054 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28056 PR tree-optimization/38984
28057 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28058 the nothing_id variable if -fno-delete-null-pointer-checks.
28060 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28063 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28064 (set_got_offset_rex64): Ditto.
28066 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28069 * doc/extend.texi: Improve local variable with asm reg.
28071 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28073 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28074 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28075 was not supplied then set warn_packed_bitfield_compat to the
28076 default value of 1.
28077 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28080 2009-01-27 Richard Guenther <rguenther@suse.de>
28082 PR tree-optimization/38503
28083 * cfgexpand.c (expand_gimple_basic_block): Ignore
28084 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28085 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28086 variables that cannot have TBAA applied.
28087 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28090 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28092 PR middle-end/38969
28093 * calls.c (initialize_argument_information): Do not wrap complex
28094 arguments in SAVE_EXPR.
28096 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28098 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28099 (INSTALL_LIBGCC): Revert typo commit.
28101 2009-01-26 Richard Guenther <rguenther@suse.de>
28103 PR tree-optimization/38745
28104 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28105 from special handling.
28107 2009-01-26 Richard Guenther <rguenther@suse.de>
28109 PR tree-optimization/38745
28110 * tree-ssa.c (execute_update_addresses_taken): Do not include
28111 variables that cannot possibly be a register in not_reg_needs.
28112 Do not clear TREE_ADDRESSABLE on vars that may not become
28114 * tree-ssa.c (update_alias_info_1): Include those in the set
28115 of addressable vars.
28117 2009-01-26 Richard Guenther <rguenther@suse.de>
28119 PR middle-end/38851
28120 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28121 * tree-ssa-dse.c: Include langhooks.h
28122 (execute_simple_dse): Remove stores with zero size.
28124 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28127 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28130 2009-01-24 Julian Brown <julian@codesourcery.com>
28132 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28133 config/arm/linux-atomic.c.
28134 * config/arm/linux-atomic.c: New.
28136 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28138 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28139 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28140 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28142 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28145 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28148 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28150 PR tree-optimization/38953
28151 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28152 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28153 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28154 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28157 2009-01-24 Paul Brook <paul@codesourcery.com>
28159 * config/arm/neon.md (neon_type): Move to arm.md.
28160 (neon_mov<VSTRUCT>): Add neon_type attribute.
28161 * config/arm/arm.md (neon_type): Move to here.
28162 (conds): Add "unconditioal" and use as default for NEON insns.
28164 2009-01-24 Ben Elliston <bje@au.ibm.com>
28166 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28167 void *' warning from -Wc++-compat.
28168 * Makefile.in (dominance.o-warn): Remove.
28170 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28172 PR tree-optimization/38932
28173 * fold-const.c (fold_unary_ignore_overflow): New.
28174 * tree.h (fold_unary_ignore_overflow): Declare.
28175 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28176 * tree-ssa-sccvn.c (visit_reference_op_load,
28177 simplify_unary_expression): Likewise.
28179 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28181 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28182 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28183 regardless of their type.
28184 * c-common.c (handle_packed_attribute): Don't ignore packed on
28186 * c.opt (Wpacked-bitfield-compat): New warning option.
28187 * stor-layout.c (place_field): Warn if offset of a field changed.
28188 * doc/extend.texi (packed): Mention the ABI change.
28189 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28190 (Warning Options): Add it to the list.
28192 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28194 * c-opts.c (c_common_post_options): Fix a typo in comments.
28196 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28198 PR middle-end/38615
28199 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28200 variables to static.
28201 * doc/invoke.texi (-fmerge-all-constants): Update description.
28203 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28206 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28207 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28209 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28211 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28213 (LOCAL_ALIGNMENT): Similarly.
28215 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28216 Joseph Myers <joseph@codesourcery.com>
28218 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28219 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28220 * config/arm/arm-tune.md: Regenerate.
28221 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28224 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28226 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28227 version number to five.
28229 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28232 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28233 * c-common.c (set_underlying_type): Likewise.
28234 (is_typedef_decl ): Likewise
28236 (set_underlying_type): Likewise.
28237 (is_typedef_type): Likewise.
28239 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28241 PR middle-end/38587
28242 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28245 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28248 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28249 (LIBGCC_SPEC): Don't define.
28250 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28252 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28254 PR rtl-optimization/38879
28255 * alias.c (base_alias_check): Unaligned access via AND address can
28256 alias all surrounding object types except those with sizes equal
28257 or wider than the size of unaligned access.
28259 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28262 * c-decl.c (clone_underlying_type): Move this ...
28263 * c-common.c (set_underlying_type): ... here.
28264 Also, make sure the function properly sets TYPE_STUB_DECL() on
28265 the newly created typedef variant type.
28266 (is_typedef_decl ): New entry point.
28267 * tree.h: Added a new member member_types_needing_access_check to
28268 struct tree_decl_non_common.
28269 (set_underlying_type): New entry point.
28270 (is_typedef_type): Likewise.
28272 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28274 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28275 Check whether two instructions have memory references that
28276 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28277 are helper functions for traversing.
28278 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28279 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28280 not to draw dependency edge for instructions with non-conflicting
28283 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28286 * longlong.h: Update copyright years. Use soft-fp license notice.
28287 Sync __clz_tab declaration with glibc.
28289 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28292 * doc/extend.texi (syscall_linkage): New.
28293 (version_id): Modify.
28295 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28296 Richard Guenther <rguenther@suse.de>
28298 PR tree-optimization/38747
28299 PR tree-optimization/38748
28300 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28301 conversion if the base address is an indirect reference and the
28302 aliasing sets could cause issues.
28304 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28306 * common.opt (fgraphite, fgraphite-identity): Add comment for
28307 explaining why these options are not documented.
28309 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28311 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28312 gimple_call_lhs is NULL.
28314 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28317 * emit-rtl.c (adjust_address_1): Make sure memref is never
28320 2009-01-20 Ben Elliston <bje@au.ibm.com>
28322 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28323 const qualifier from arg parameter. Remove unnecessary cast to char *.
28324 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28325 const qualifier from arg 2.
28327 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28329 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28331 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28334 * rtl.h (reinit_regs): New prototype.
28335 * regclass.c: Include ira.h.
28336 (reinit_regs): New.
28337 * Makefile.in (regclass.o): Add ira.h.
28338 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28340 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28343 * c-common.c (handle_aligned_attribute): Use
28344 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28345 default alignment value.
28347 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28349 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28350 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28352 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28353 __BIGGEST_ALIGNMENT__.
28355 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28357 2009-01-18 Richard Guenther <rguenther@suse.de>
28359 PR tree-optimization/38819
28360 * tree-flow.h (operation_could_trap_helper_p): Declare.
28361 * tree-eh.c (operation_could_trap_helper_p): Export.
28362 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28363 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28364 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28365 are about to insert a possibly trapping instruction and fail
28368 2009-01-18 Andreas Schwab <schwab@suse.de>
28370 * doc/install.texi (Configuration): Remove obsolete paragraph
28371 about use of --with-gnu-ld with --with-gnu-as.
28373 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28375 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28376 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28377 Follow spelling conventions.
28379 2009-01-18 Ben Elliston <bje@au.ibm.com>
28381 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28382 C++ warning about implicit conversion from void * to struct
28384 (bitmap_obstack_free): Likewise for bitmap_element *.
28385 * Makefile.in (bitmap.o-warn): Remove.
28387 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28389 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28391 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28392 Tobias Grosser <tobi.grosser@amd.com>
28394 * graphite.c (graphite_trans_scop_block): Do not block single
28397 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28399 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28400 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28401 test with assertion.
28403 2009-01-16 Richard Guenther <rguenther@suse.de>
28405 PR tree-optimization/38835
28406 PR middle-end/36227
28407 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28408 and INT + PTR -> (INT)(PTR p+ INT) folding.
28409 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28411 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28414 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28415 the subreg from a lowpart subreg if it is also casting the value.
28417 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28418 Tobias Grosser <tobi.grosser@amd.com>
28420 * graphite.c (compare_prefix_loops): New.
28421 (build_scop_canonical_schedules): Rewritten.
28422 (graphite_transform_loops): Move build_scop_canonical_schedules
28423 after build_scop_iteration_domain.
28425 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28426 Tobias Grosser <tobi.grosser@amd.com>
28428 * graphite.c (add_conditions_to_domain): Add the loops to
28429 the dimension of the iteration domain. Do copy the domain
28430 only when it exists.
28431 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28432 (add_conditions_to_constraints): New.
28433 (can_generate_code_stmt, can_generate_code): Removed.
28434 (gloog): Do not call can_generate_code.
28435 (graphite_transform_loops): Call add_conditions_to_constraints
28436 after building the iteration domain.
28438 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28440 PR tree-optimization/38789
28441 * tree-ssa-threadedge.c
28442 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28443 __builtin_constant_p.
28445 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28447 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28448 examined before deleting them.
28450 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28452 * function.c (aggregate_value_p): Correctly extract the function
28453 type from CALL_EXPR_FN lookup.
28455 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28457 * config/picochip/picochip.c (picochip_override_options): Revert
28458 CFI asm flag disable commited previously.
28460 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28461 Tobias Grosser <tobi.grosser@amd.com>
28462 Jan Sjodin <jan.sjodin@amd.com>
28464 * graphite.c (scan_tree_for_params): On substractions negate
28465 all the coefficients of the term.
28466 (clast_to_gcc_expression_red): New. Handle reduction expressions
28467 of more than two operands.
28468 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28469 (get_vdef_before_scop): Handle also the case of default definitions.
28471 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28473 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28474 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28475 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28477 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28478 Joey Ye <joey.ye@intel.com>
28480 PR middle-end/37843
28481 * cfgexpand.c (expand_stack_alignment): Don't update stack
28482 boundary nor check incoming stack boundary here.
28483 (gimple_expand_cfg): Update stack boundary and check incoming
28484 stack boundary here.
28486 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28488 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28490 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28492 PR rtl-optimization/38245
28493 * calls.c (expand_call): Add stack arguments to
28494 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28495 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28496 in regs and partially in memory or BLKmode arguments.
28497 (emit_library_call_value_1): Add stack arguments to
28498 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28499 ACCUMULATE_OUTGOING_ARGS).
28500 * dce.c: Include tm_p.h.
28501 (find_call_stack_args): New function.
28502 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28504 (mark_insn): Call find_call_stack_args for CALL_Ps.
28505 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28506 forwards. Allocate and free arg_stores bitmap if needed, pass it
28507 down to deletable_insn_p, don't mark stores set in arg_stores
28508 bitmap, clear the bitmap at the beginning of each bb.
28509 * Makefile.in (dce.o): Depend on $(TM_P_H).
28511 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28514 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28515 to make sure the insn is a conditional test (bug 22599). Reformat a
28518 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28520 PR middle-end/38431
28521 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28522 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28523 (gloog): Do not call cleanup_tree_cfg.
28524 (graphite_transform_loops): Call cleanup_tree_cfg after all
28525 scops have been code generated.
28527 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28528 * doc/gty.texi (Invoking the garbage collector): Added new node
28529 and section documenting ggc_collect.
28531 2009-01-14 Richard Guenther <rguenther@suse.de>
28533 PR tree-optimization/38826
28534 PR middle-end/38477
28535 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28536 initialization notes only if we actually emitted a warning.
28537 (intra_create_variable_infos): Add constraints for a result decl
28538 that is passed by hidden reference.
28539 (build_pred_graph): Mark all related variables non-direct on
28542 2009-01-14 Nick Clifton <nickc@redhat.com>
28544 * ira-conflicts.c: Include addresses.h for the definition of
28546 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28547 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28549 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28552 * Makefile.in (ira-lives.o): Add except.h.
28554 * ira-lives.c: Include except.h.
28555 (process_bb_node_lives): Process can_throw_internal.
28557 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28559 PR rtl-optimization/38774
28560 * combine.c (simplify_set): When undoing cc_use change, don't do
28561 PUT_CODE on the newly created comparison, but instead put back the
28564 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28566 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28567 values. Remove duplicate arm8 entry.
28569 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28571 PR tree-optimization/38786
28572 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28573 the SSA_NAME case of expand_scalar_variables_expr.
28574 Set the type of an expression to the type of its assign statement.
28575 (expand_scalar_variables_expr): Also gather the scalar computation
28576 used to index the memory access. Do not pass loop_p.
28577 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28578 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28579 the gimple_stmt_iterator where it inserts new code.
28580 Do not pass loop_p.
28581 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28582 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28584 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28586 * graphite.h (debug_value): Removed.
28587 * graphite.c (debug_value): Removed.
28589 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28591 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28592 ldrd/strd with two 32-bit instructions.
28594 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28596 * config/arm/arm.c (struct processors): Pass for speed down into
28597 cost helper functions.
28598 (const_ok_for_op): Handle COMPARE and inequality nodes.
28599 (arm_rtx_costs_1): Rewrite.
28600 (arm_size_rtx_costs): Update prototype.
28601 (arm_rtx_costs): Pass speed down to helper functions.
28602 (arm_slowmul_rtx_costs): Rework cost calculations.
28603 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28604 (arm_9e_rtx_costs): Likewise.
28606 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28608 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28609 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28610 (alpha_legitimize_address): Do not split local symbols wider than
28611 UNITS_PER_WORD into HIGH/LO_SUM parts.
28613 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28616 * gcc.c (process_command): Replace call to execvp with calls
28617 to pex_one and exit.
28619 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28622 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28623 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28624 variant for devices with 3-byte PC.
28625 (__tablejump_elpm__): New.
28627 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28630 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28631 offsetof member-designator, handle it as `[0].'.
28633 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28635 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28636 function when not using named sections on targets with named sections
28637 if branch distance is less than 262132.
28639 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28641 * combine.c (combine_instructions): Recompute
28642 optimize_this_for_speed_p for each BB in the main combine loop.
28644 2009-01-12 Tomas Bily <tbily@suse.cz>
28647 * tree-loop-distribution.c (prop_phis): New function.
28648 (generate_builtin): Call prop_phis.
28650 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28652 PR tree-optimization/38807
28653 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28654 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28656 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28658 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28659 subreg of op0 to the original op0.
28661 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28663 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28665 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28668 * mips-tfile.c (parse_def): Fix parsing of def strings
28669 starting with digits.
28671 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28674 * config/arm/arm.c (arm_is_long_call_p): Don't call
28675 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28677 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28679 * regrename.c (regrename_optimize): Fix dumping.
28680 (find_oldest_value_reg): Preserve REG_POINTER.
28681 (copy_hardreg_forward_1): Likewise.
28683 2009-01-09 Diego Novillo <dnovillo@google.com>
28685 * gimple.h (struct gimple_statement_base) <uid>: Document
28686 the restrictions on its use.
28687 (gimple_uid): Tidy.
28688 (gimple_set_uid): Tidy.
28690 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28692 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28693 zero guard even if align_bytes != 0 and count is smaller than
28696 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28698 PR rtl-optimization/38495
28699 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28700 (add_range_and_copies_from_move_list): Print all added ranges.
28701 Add ranges to memory optimized destination.
28703 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28707 * config/i386/i386.c (override_options): Reject
28708 -mstringop-strategy=rep_8byte with -m32.
28709 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28710 to 1. Do count comparison against epilogue_size_needed at compile
28711 time even when count_exp was constant forced into register. For
28712 size_needed don't jump to epilogue, instead just avoid aligning
28713 and invoke the body algorithm. If need_zero_guard, add zero guard
28714 even if count is non-zero, but smaller than size_needed + number of
28715 bytes that could be stored for alignment.
28716 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28717 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28718 but smaller than size_needed + number of bytes that could be stored
28719 for alignment. Compare size_needed with epilogue_size_needed instead
28720 of desired_align - align, don't adjust size_needed, pass
28721 epilogue_size_needed to the epilogue expanders.
28724 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28726 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28728 * pa.c (last_address): Change to unsigned.
28729 (update_total_code_bytes): Change argument to unsigned. Don't
28730 check if insn addresses are set.
28731 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28732 addresses are not set.
28733 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28735 2009-01-09 Nick Clifton <nickc@redhat.com>
28737 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28738 DECL_DECLARED_INLINE_P.
28740 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28742 PR middle-end/38347
28743 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28744 GET_MODE (op0) in operand_subword_force calls.
28746 PR middle-end/38771
28747 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28748 fold_convert arg0 operands to TREE_TYPE (op0) first.
28750 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28752 * params.def (ira-max-conflict-table-size): Decrease default value
28755 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28757 PR tree-optimization/37031
28758 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28760 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28761 allocate it using gc instead of heap, use VEC_quick_push instead of
28763 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28764 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28765 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28766 allocated vector from heap allocated.
28767 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28768 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28769 vector only after perfect_loop_nest_depth call.
28771 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28772 Jan Sjodin <jan.sjodin@amd.com>
28774 PR tree-optimization/38559
28775 * graphite.c (debug_value, copy_constraint,
28776 swap_constraint_variables, scale_constraint_variable, ): New.
28777 (get_lower_bound, get_upper_bound): Removed.
28778 (graphite_trans_bb_strip_mine): Clean up this code that works
28779 only for constant number of iterations. Fully copy upper and
28780 lower bound constraints, not only the constant part of them.
28781 * graphite.h (debug_value): Declared.
28783 2009-01-08 Ira Rosen <irar@il.ibm.com>
28785 PR tree-optimization/37194
28786 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28787 Don't add the cost of cost model guard in prologue to scalar
28788 outside cost in case of known number of iterations.
28790 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28791 Alan Modra <amodra@bigpond.net.au>
28793 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28794 non-word-aligned REG+CONST addressing.
28796 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28799 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28800 free_after_compilation when outputting a thunk.
28801 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28802 Do not call free_after_compilation here.
28804 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28806 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28807 (ix86_valid_target_attribute_inner_p): Ditto.
28809 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28811 PR tree-optimization/38492
28812 PR tree-optimization/38498
28813 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28814 * tree-chrec.h (scev_is_linear_expression): Declared.
28815 * graphite.c (graphite_cannot_represent_loop_niter): New.
28816 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28817 (graphite_loop_normal_form): Use gcc_assert.
28818 (scan_tree_for_params): Use CASE_CONVERT.
28819 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28820 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28821 Use gcc_assert. Discard scops that contain unhandled cases.
28822 (build_scop_conditions): Return a boolean status for unhandled cases.
28823 (strip_mine_profitable_p): Print the loop number, not its depth.
28824 (is_interchange_valid): Pass the depth of the loop nest, don't
28825 recompute it wrongly.
28826 (graphite_trans_bb_block): Same.
28827 (graphite_trans_bb_block): Print tentative of loop blocking.
28828 (graphite_trans_scop_block): Do not print that the loop has been
28830 (graphite_transform_loops): Do not handle scops that contain condition
28833 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28835 AVX Programming Reference (December, 2008)
28836 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28837 (_mm256_stream_pd): Likewise.
28838 (_mm256_stream_ps): Likewise.
28840 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28841 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28842 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28843 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28844 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28845 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28846 (ix86_expand_special_args_builtin): Likewise.
28848 * config/i386/sse.md (AVXMODEDI): New.
28849 (avx_movnt<mode>): Likewise.
28850 (avx_movnt<mode>): Likewise.
28851 (<sse>_movnt<mode>): Remove AVX support.
28852 (sse2_movntv2di): Likewise.
28854 2009-01-07 Richard Guenther <rguenther@suse.de>
28856 PR middle-end/38751
28857 * fold-const.c (extract_muldiv): Remove obsolete comment.
28858 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28859 to PLUS_EXPR canonicalization for the canonicalization.
28861 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28863 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28864 hosted cross-compilers generating less efficient code.
28866 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28868 * function.h (rtl_data): Add a dbr_scheduled_p field.
28869 * reorg.c (dbr_schedule): Set it.
28870 (gate_handle_delay_slots): Check it.
28871 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28872 (mips_reorg): Check flag_delayed_branch instead of
28873 mips_base_delayed_branch.
28874 (mips_override_options): Don't set mips_base_delayed_branch
28875 or flag_delayed_branch.
28877 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28879 PR rtl-optimization/38426.
28880 * ira.c (ira): Set current_function_is_leaf earlier.
28882 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28884 PR rtl-optimization/38722
28885 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28886 too early, only set a flag and modify after last possible
28889 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28892 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28893 * real.c (decimal_single_format): Correct values of emin and emax.
28894 (decimal_double_format): Ditto.
28895 (decimal_quad_format): Ditto.
28896 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28897 computation of DECnn_MIN and DECnn_MAX for corrected values of
28898 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28899 __DECnn_MIN__, and adjust its computation for the corrected value
28902 2009-01-06 Jan Hubicka <jh@suse.cz>
28905 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28907 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28909 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28910 Add Robert Clark to the list of testers.
28912 2009-01-06 Jan Hubicka <jh@suse.cz>
28913 Kai Tietz <kai.tietz@onevision.com>
28915 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28916 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28918 2009-01-06 Jan Hubicka <jh@suse.cz>
28919 Kai Tietz <kai.tietz@onevision.com>
28921 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28923 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28924 (ix86_nsaved_regs): Count only general purpose regs.
28925 (ix86_nsaved_sseregs): New.
28926 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28927 to 16 for w64; compute padding and size of sse reg save area.
28928 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28929 general purpose regs.
28930 (ix86_emit_save_sse_regs_using_mov): New.
28931 (ix86_expand_prologue): Save SSE regs if needed.
28932 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28933 (ix86_emit_restore_sse_regs_using_mov): New.
28934 (ix86_expand_epilogue): Save SSE regs if needed.
28936 2009-01-06 Jan Hubicka <jh@suse.cz>
28937 Kai Tietz <kai.tietz@onevision.com>
28939 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28940 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28941 functions when accumulate outgoing args is off.
28943 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28946 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28947 before using pseudos_have_intersected_live_ranges_p.
28949 * ira-int.h (ira_assert): Always define.
28951 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28953 AVX Programming Reference (December, 2008)
28954 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28955 (_mm256_permute2_pd): Likewise.
28956 (_mm_permute2_ps): Likewise.
28957 (_mm256_permute2_ps): Likewise.
28958 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28959 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28961 * config/i386/i386.c (ix86_builtins): Remove
28962 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28963 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28964 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28965 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28966 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28967 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28968 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28969 __builtin_ia32_vpermil2ps256.
28970 (ix86_init_mmx_sse_builtins): Updated.
28971 (ix86_expand_args_builtin): Likewise.
28973 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28975 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28976 long absolute calls when generating PA 2.0 code.
28978 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28980 PR rtl-optimization/38583
28981 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28983 * params.def (ira-max-conflict-table-size): New.
28985 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28987 * ira.h (ira_conflicts_p): New external definition.
28989 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28990 table. Report this. Return result of building.
28991 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28992 building conflict table.
28994 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28995 (ira_color): Use ira_conflicts_p.
28997 * global.c: Include ira.h.
28998 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29001 * Makefile.in (global.o): Add ira.h.
29003 * ira-build.c (mark_all_loops_for_removal,
29004 propagate_some_info_from_allocno): New.
29005 (remove_unnecessary_allocnos): Call
29006 propagate_some_info_from_allocno.
29007 (remove_low_level_allocnos): New.
29008 (remove_unnecessary_regions): Add parameter. Call
29009 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29010 parameter to remove_unnecessary_regions.
29011 (ira_build): Remove all regions but root if the conflict table was
29012 not built. Update conflict hard regs for allocnos crossing calls.
29014 * ira.c (ira_conflicts_p): New global.
29015 (ira): Define and use ira_conflicts_p.
29017 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29018 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29019 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29021 2009-01-06 Ben Elliston <bje@au.ibm.com>
29023 * gengtype-lex.l (YY_NO_INPUT): Define.
29025 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29028 * c-common.c (handle_vector_size_attribute): Also reject
29029 BOOLEAN_TYPE types.
29031 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29033 PR tree-optimization/38492
29034 * graphite.c (rename_map_elt, debug_rename_elt,
29035 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29036 rename_map_elt_info, eq_rename_map_elts,
29037 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29038 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29039 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29040 (sese_build_livein_liveouts): New.
29041 (new_sese, free_sese): New.
29042 (new_scop): Call new_sese.
29043 (free_scop): Call free_sese.
29044 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29045 (register_old_new_names): Renamed register_old_and_new_names.
29046 (register_scop_liveout_renames, add_loop_exit_phis,
29047 insert_loop_close_phis, struct igp,
29048 default_liveout_before_guard, add_guard_exit_phis,
29049 insert_guard_phis, copy_renames): New.
29050 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29051 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29052 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29053 (scop_adjust_phis_for_liveouts): New.
29054 (gloog): Call scop_adjust_phis_for_liveouts.
29056 * graphite.h (struct sese): Documented. Added fields liveout,
29057 num_ver and livein.
29058 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29059 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29060 (struct scop): Added field liveout_renames.
29061 (SCOP_LIVEOUT_RENAMES): New.
29063 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29065 PR tree-optimization/38510
29066 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29067 (translate_clast): Call recompute_all_dominators before
29069 (gloog): Call recompute_all_dominators before graphite_verify.
29071 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29072 Jan Sjodin <jan.sjodin@amd.com>
29074 PR tree-optimization/38500
29075 * graphite.c (create_sese_edges): Call fix_loop_structure after
29078 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29080 * config.gcc: Add m32r*-*-rtems*.
29081 * config/m32r/rtems.h: New file.
29083 2009-01-05 Ben Elliston <bje@au.ibm.com>
29085 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29086 (.po.pox): Likewise.
29087 (po/gcc.pot): Likewise.
29089 2009-01-04 David S. Miller <davem@davemloft.net>
29091 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29092 (STARTING_FRAME_OFFSET): Always set to zero.
29094 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29096 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29097 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29098 fixed-point types, and vectors of the same.
29100 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29102 * config/mips/sync.md (*mb_barrier): Rename to...
29103 (*memory_barrier): ...this.
29105 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29107 * doc/extend.texi (Function Attributes): Move @cindex after @item
29108 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29109 and put in alphabetical order. Fix 'target' name and put in order.
29110 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29113 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29115 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29116 (memory_barrier): Expand as unspec instead of unspec_volatile.
29117 Remove mem:BLK from insn operands. Use Pmode scratch register.
29118 (*memory_barrier): Define as unspec instead of unspec_volatile.
29119 Use (match_dup 0) as input operand.
29121 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29122 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29123 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29124 scratch register. Remove operand 1.
29125 (*stbar): Define as unspec instead of unspec_volatile.
29126 Use (match_dup 0) as input operand, remove (const_int 8).
29127 (*membar): Define as unspec instead of unspec_volatile.
29128 Use (match_dup 0) as input operand, remove input operand 2.
29130 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29131 (memory_barrier): Expand as unspec instead of unspec_volatile.
29132 Remove mem:BLK from insn operands. Use Pmode scratch register.
29133 (*memory_barrier): Define as unspec instead of unspec_volatile.
29134 Use (match_dup 0) as input operand.
29136 * config/ia64/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 (*memory_barrier): New insn pattern.
29141 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29143 (*memory_barrier): Use (match_dup 0) as input operand.
29145 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29146 Remove mem:BLK from insn operands. Use Pmode scratch register.
29147 Set volatile flag on operand 0.
29148 (*mb_internal): New insn pattern.
29150 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29152 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29154 PR middle-end/38586
29155 * function.c (struct temp_slot): Move to the section of the file
29156 that deals with temp slots. Remove field 'address'.
29157 (temp_slot_address_table): New hash table of address -> temp slot.
29158 (struct temp_slot_address_entry): New struct, items for the table.
29159 (temp_slot_address_compute_hash, temp_slot_address_hash,
29160 temp_slot_address_eq, insert_temp_slot_address): Support functions
29162 (find_temp_slot_from_address): Rewrite to use the new hash table.
29163 (remove_unused_temp_slot_addresses): Remove addresses of temp
29164 slots that have been made available.
29165 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29166 worker function for remove_unused_temp_slot_addresses.
29167 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29168 Add the temp slot address to the address -> temp slot map.
29169 (update_temp_slot_address): Update via insert_temp_slot_address.
29170 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29171 (pop_temp_slots): Likewise.
29172 (init_temp_slots): Allocate the address -> temp slot map, or empty
29173 the map if it is already allocated.
29174 (prepare_function_start): Initialize temp slot processing.
29176 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29178 PR middle-end/38584
29179 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29180 Calculate the size of all stack vars assuming no packing of stack
29181 vars will happen, replacing a quadratic algorithm with a linear one.
29183 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29186 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29189 2009-01-03 Diego Novillo <dnovillo@google.com>
29191 * doc/contrib.texi: Update contributions.
29193 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29196 * builtins.c (fold_builtin_memory_op): Give up if either operand
29197 is volatile. Set srctype or desttype to non-qualified version
29201 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29202 and FUNCTION_DECLs.
29204 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29206 PR rtl-optimization/35805
29207 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29208 problem if fast dce is able to remove any instructions.
29209 * dce.c (dce_process_block): Fix dump message.
29211 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29214 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29216 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29218 PR middle-end/38690
29219 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29220 * tree-pretty-print.c (op_code_prio): New function.
29221 (op_prio): No longer static. Use op_code_prio.
29222 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29223 Use op_prio and op_code_prio to determine if () should be
29224 printed around operand(s) or not.
29226 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29227 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29228 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29229 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29230 pp_character instead of pp_string for single letter printing.
29232 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29234 * doc/extend.texi: Fix '#pragma GCC option' typo.
29236 2009-01-02 Richard Guenther <rguenther@suse.de>
29238 * doc/install.texi (--enable-checking): Mention different
29239 default for stage1.
29240 (--enable-stage1-checking): Document.
29242 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29244 PR middle-end/30142
29245 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29246 case to be an error.
29248 2009-01-02 Ben Elliston <bje@au.ibm.com>
29250 * config/fp-bit.h (pack_d): Constify argument.
29251 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29252 (isnan): Constify argument.
29254 (iszero): Likewise.
29255 (pack_d): Likewise.
29256 (_fpadd_parts): Constify return type.
29257 (_fpmul_parts): Likewise.
29258 (_fpdiv_parts): Likewise.
29260 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29263 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29264 warn about overwriting initializer with side-effects or
29265 -Woverride-init if !IMPLICIT.
29266 (output_init_element): Likewise. Pass IMPLICIT down to
29268 (process_init_element): Add IMPLICIT argument. Pass it down
29269 to output_init_element.
29270 (push_init_element, pop_init_level, set_designator): Adjust
29271 process_init_element callers.
29272 (set_nonincremental_init, set_nonincremental_init_from_string):
29273 Adjust add_pending_init callers.
29274 (output_pending_init_elements): Adjust output_init_element callers.
29275 * c-tree.h (process_init_element): Adjust prototype.
29276 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29277 process_init_element callers.
29280 Copyright (C) 2009 Free Software Foundation, Inc.
29282 Copying and distribution of this file, with or without modification,
29283 are permitted in any medium without royalty provided the copyright
29284 notice and this notice are preserved.