1 2009-10-19 Jakub Jelinek <jakub@redhat.com>
3 * unwind-dw2.c (execute_stack_op): Fix operand order for
4 DW_OP_le, DW_OP_ge, DW_OP_lt and DW_OP_gt.
6 2009-10-19 Eric Botcazou <ebotcazou@adacore.com>
8 * gimple-low.c (struct lower_data): Add cannot_fallthru field.
9 (lower_stmt) <GIMPLE_BIND>: Add comment.
10 <GIMPLE_COND, GIMPLE_GOTO, GIMPLE_SWITCH>: Set cannot_fallthru to true
12 <GIMPLE_RETURN>: Remove the statement if cannot_fallthru is set.
13 Otherwise lower it and set cannot_fallthru to true.
14 <GIMPLE_TRY>: Update cannot_fallthru for GIMPLE_TRY_FINALLY and return.
15 <GIMPLE_CATCH, GIMPLE_EH_FILTER>; Set cannot_fallthru to false.
16 <GIMPLE_CALL>: Set cannot_fallthru to false for BUILT_IN_SETJMP and
17 to true for a noreturn call. Do not remove statements.
18 <GIMPLE_OMP_PARALLEL, GIMPLE_OMP_TASK>: Set cannot_fallthru to false.
19 Set cannot_fallthru to false on function exit.
20 (gimple_stmt_may_fallthru) <GIMPLE_SWITCH>: Really return false.
21 <GIMPLE_ASSIGN>: Remove.
23 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
25 * config/s390/s390.c (s390_z10_optimize_cmp): Don't touch FP compares.
27 2009-10-19 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
29 * config/s390/s390.c (s390_z10_optimize_cmp): Use
30 next/prev_active_insn to skip DEBUG_INSNs as well.
32 2009-10-19 Joseph Myers <joseph@codesourcery.com>
34 * config/arm/arm.c (output_move_neon): Use DImode in call to
37 2009-10-19 Matthias Klose <doko@ubuntu.com>
40 * config.gcc (arm*-*-linux-*eabi): Use config/t-slibgcc-libgcc.
42 2009-10-19 Jakub Jelinek <jakub@redhat.com>
44 * cfgexpand.c (expand_debug_expr): Fail if bitpos < 0 for non-MEM
47 2009-10-17 Andy Hutchinson <hutchinsonandy@gcc.gnu.org>
50 * optabs.c (expand_binop): Make mode of shift count expression mode
51 of shift count not target.
54 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
56 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
57 case. Force using values to replace references within the statement.
58 (convert_local_reference_stmt): Likewise.
60 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
62 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
63 remove a subsequent GOTO or RETURN statement.
65 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
67 * config/avr.md (*movqi): Add zero as equally preferable constraint
71 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
73 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
75 2009-10-17 Richard Guenther <rguenther@suse.de>
77 * lto-streamer-in.c (lto_input_location): Try to reuse
80 2009-10-17 Richard Guenther <rguenther@suse.de>
82 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
83 operands in COMPONENT_REFs.
85 2009-10-17 Anatoly Sokolov <aesok@post.ru>
87 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
88 if not defined. Change type of second argument to const_rtx.
89 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
91 * targhooks.h (default_libcall_value): Update prototype.
92 * target.h (struct gcc_target): Change type of second argument of
93 libcall_value to const_rtx.
94 * config/arm/arm.c (arm_libcall_value): Change type of second argument
96 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
97 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
99 2009-10-17 Jakub Jelinek <jakub@redhat.com>
102 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
103 * cgraphunit.c (cgraph_optimize): Call it.
104 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
105 (dwarf2out_assembly_start): ... here. New hook.
106 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
107 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
109 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
110 * sdbout.c (sdb_debug_hooks): Likewise.
111 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
112 (vmsdbgout_assembly_start): New hook.
114 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
116 * rtl.h (RTL_LOCATION): Fix typo.
118 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
120 * print-rtl.c (print_rtx): Print locators in asm_operands
123 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
126 * sched-deps.c (depl_on_debug_p): New.
127 (attach_dep_link): Reject debug deps before nondebug deps.
128 (add_to_deps_list): Insert debug deps after nondebug deps.
129 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
131 (sd_add_dep): Do not reject debug deps.
132 (add_insn_mem_dependence): Don't count debug deps.
133 (remove_from_deps): Likewise.
134 (sched_analyze_2): Set up mem deps on debug insns.
135 (sched_analyze_insn): Record reg uses for deps on debug insns.
136 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
137 try_ready nondebug insn after debug insn.
138 * ddg.c (create_ddg_dep_from_intra_loop_link,
139 create_ddg_dep_no_link): Don't reject debug deps.
141 2009-10-16 Richard Guenther <rguenther@suse.de>
143 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
144 (maybe_merge_incomplete_and_complete_type): Likewise.
145 (lto_symtab_merge): Do not call them. Do not warn for
146 complete vs. incomplete compatible types.
147 (lto_symtab_merge_decls_2): Simplify.
148 * gimple.c (gimple_force_type_merge): Remove.
149 (gimple_types_compatible_p): Make it static.
150 * gimple.h (gimple_force_type_merge): Remove.
151 (gimple_types_compatible_p): Likewise.
153 2009-10-16 Jakub Jelinek <jakub@redhat.com>
155 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
156 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
158 2009-10-16 Richard Guenther <rguenther@suse.de>
160 PR tree-optimization/41728
161 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
162 if fold_stmt did anything.
164 2009-10-16 Richard Guenther <rguenther@suse.de>
167 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
168 (maybe_fixup_handled_component): New function.
169 (input_gimple_stmt): Fixup mismatched decl replacements.
171 2009-10-16 Richard Guenther <rguenther@suse.de>
174 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
175 the same as VAR_DECL.
177 2009-10-16 Richard Guenther <rguenther@suse.de>
179 * gimple.c (iterative_hash_gimple_type): For integer types
180 also hash their minimum and maximum values and the string flag.
181 For array types hash their domain and the string flag.
183 2009-10-16 Richard Guenther <rguenther@suse.de>
185 * gimple.c (gimple_types_compatible_p): Restrict completing
186 types to record or unions. Simplify completion.
187 Do not merge records or unions with different
188 TYPE_STRUCTURAL_EQUALITY_P tag.
189 (iterative_hash_gimple_type): Restrict non-recursing into
190 pointer targets for records and unions.
192 2009-10-15 Jakub Jelinek <jakub@redhat.com>
195 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
196 * dwarf2out.c (mem_loc_descriptor): Don't handle
197 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
198 punt if it is not lowpart subreg or if inner mode isn't
201 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
203 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
204 investigating previous or next insns.
206 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
208 * tree-sra.c (build_ref_for_offset_1): Update comment.
210 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
212 * config/s390/s390.md (atype): Added missing values.
214 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
217 * pa.md (casesi): Use sign extended index in call to
219 (casesi64p): Update pattern to reflect above.
221 2009-10-15 Steve Ellcey <sje@cup.hp.com>
223 PR rtl-optimization/41697
224 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
226 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
229 * config/rs6000/predicates.md: Update copyright year.
230 * config/rs6000/altivec.md: Ditto.
232 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
233 (MD_INCLUDES): Add a2.md.
235 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
236 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
237 (builtin_classify): New static vector to classify various builtins
238 to get the tree attributes correct.
239 (def_builtin): Set the attributes of builtins based on what the
240 builtin does (i.e. memory operation, floating point, saturation
241 need special attributes, others are pure functions).
243 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
245 (enum rs6000_builtins): Include rs6000-builtin.def to define the
246 builtins. Change the end marker to MAX_RS6000_BUILTINS from
247 RS6000_BUILTIN_COUNT.
248 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
251 * config/rs6000/rs6000-builtin.def: New file that combines the
252 builtin enumeration name and attributes.
254 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
256 * config/i386/linux.h (ASM_SPEC): Add --32.
258 2009-10-15 Jakub Jelinek <jakub@redhat.com>
260 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
261 and DW_TAG_template_alias.
262 (dwarf_attr_name): Handle DW_AT_main_subprogram,
263 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
264 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
265 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
266 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
267 and DW_AT_GNU_odr_signature.
268 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
269 DW_FORM_flag_present and DW_FORM_ref_sig8.
270 (output_signature): Only print name on the first byte.
271 (output_die): Likewise for dw_val_class_data8.
273 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
275 * doc/invoke.texi: Clarify that most optimizations are not enabled
278 2009-10-15 Richard Guenther <rguenther@suse.de>
281 * gimple.c (compare_type_names_p): Handle anonymous names
282 differently based on new mode argument.
283 (gimple_types_compatible_p): For structs also compare the tags.
284 (iterative_hash_type_name): Rename to ...
285 (iterative_hash_name): ... this. Hash all names.
286 (iterative_hash_gimple_type): Fix hashing the struct tag of
287 pointer targets. Hash field decl names.
289 2009-10-15 Richard Guenther <rguenther@suse.de>
292 * gimple.c (gimple_get_alias_set): Avoid recursing on
293 invalid type topology.
295 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
297 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
299 2009-10-15 Richard Guenther <rguenther@suse.de>
301 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
303 2009-10-15 Jakub Jelinek <jakub@redhat.com>
305 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
306 add --with-tune{,-32,-64} configured default for -mtune if explicit
309 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
311 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
314 2009-10-14 DJ Delorie <dj@redhat.com>
316 * config/h8300/h8300.c (F): New.
318 (h8300_emit_stack_adjustment): Call them.
320 (h8300_push_pop): Likewise.
321 (h8300_expand_prologue): Likewise.
322 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
323 (MUST_USE_SJLJ_EXCEPTIONS): Define.
324 (INCOMING_RETURN_ADDR_RTX): Define.
325 (INCOMING_FRAME_SP_OFFSET): Define.
326 (DWARF_CIE_DATA_ALIGNMENT): Define.
328 2009-10-14 Jakub Jelinek <jakub@redhat.com>
330 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
331 fields in builtin structs.
332 (finalize_record_size): Likewise.
334 2009-10-14 Richard Guenther <rguenther@suse.de>
336 * gimple.c (gtc_ob): New global.
337 (struct type_pair_d): Replace pointers with type UIDs.
338 (type_pair_hash): Adjust.
339 (type_pair_eq): Likewise.
340 (lookup_type_pair): Likewise. Allocate from an obstack.
341 (gimple_force_type_merge): Adjust.
342 (gimple_types_compatible_p): Likewise.
343 (free_gimple_type_tables): Free the obstack.
345 2009-10-14 Jakub Jelinek <jakub@redhat.com>
347 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
348 stmts setting DEBUG_EXPR_DECLs.
350 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
351 Don't crash if mode1 is VOIDmode.
353 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
355 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
356 * params.h (IRA_LOOP_RESERVED_REGS): New
357 * tree-pass.h (pass_subregs_of_mode_init,
358 pass_subregs_of_mode_finish): Remove.
359 * passes.c (pass_subregs_of_mode_init,
360 pass_subregs_of_mode_finish): Remove.
361 (pass_reginfo_init): Move before loop optimizations.
362 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
363 * common.opt (fira-loop-pressure): New.
364 * toplev.h (flag_ira_loop_pressure): New.
365 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
367 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
368 Make external and void type functions.
369 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
370 pass_subregs_of_mode_finish): Remove.
371 * ira-costs.c (init_costs): Call init_subregs_of_mode.
372 * regmove.c: Include ira.h.
373 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
374 register pressure calculation in loops.
375 * loop-invariant.c: Include REGS_H and ira.h.
376 (struct loop_data): New members max_reg_pressure, regs_ref, and
378 (struct invariant): New member orig_regno.
379 (curr_loop): New variable.
380 (find_exits): Initialize regs_ref and regs_live.
381 (create_new_invariant): Initialize orig_regno.
382 (get_cover_class_and_nregs): New.
383 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
384 array. Add code for flag_ira_loop_pressure.
385 (gain_for_invariant): Make new_regs an array. Add code for
386 flag_ira_loop_pressure.
387 (best_gain_for_invariant): Ditto.
388 (set_move_mark): New parameter gain. Use it for debugging output.
389 (find_invariants_to_move): Make regs_needed and new_regs an array.
390 Add code for flag_ira_loop_pressure.
391 (move_invariant_reg): Set up orig_regno.
392 (move_invariants): Set up reg classes for pseudos for
393 flag_ira_loop_pressure.
394 (free_loop_data): Clear regs_ref and regs_live.
395 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
396 get_regno_cover_class, change_pressure, mark_regno_live,
397 mark_regno_death, mark_reg_store, mark_reg_clobber,
398 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
399 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
400 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
401 register pressure calculation in loops if new regs were added.
402 Call finish_subregs_of_mode.
403 * opts.c (decode_options): Set up flag_ira_loop_pressure.
404 * Makefile.in (loop-invariant.o): Add ira.h.
406 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
408 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
410 2009-10-14 Richard Guenther <rguenther@suse.de>
412 * lto-symtab.c (lto_symtab_compatible): Fold in ...
413 (lto_symtab_merge): ... here. Rewrite both to take the
414 prevailing and a to-be-merged entry and to queue diagnostics
416 (lto_symtab_resolve_replaceable_p): New predicate for
418 (lto_symtab_resolve_can_prevail_p): Likewise.
419 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
420 handles merging commons by choosing the largest decl. Fold
421 in code that gives ODR errors.
422 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
424 (lto_symtab_merge_decls_1): Re-structure. Deal with the
425 case of no prevailing decl here. Diagnose mismatches
426 in object types here. Drop all but the prevailing decls.
427 (lto_symtab_prevailing_decl): Return the single prevailing decl.
428 * lto-streamer-in.c (lto_input_tree_ref): Deal with
429 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
431 2009-10-14 Richard Guenther <rguenther@suse.de>
434 * lto-streamer-in.c (input_bb): Replace debug stmts with
435 nops instead of dropping them.
437 2009-10-14 Nick Clifton <nickc@redhat.com>
439 * gcc/doc/extended.texi: Replace the dash character with
440 @minus{} in situations where it is being used as a minus
442 * gcc/doc/tm.texi: Likewise.
443 * gcc/doc/md.texi: Likewise.
445 2009-10-14 Jakub Jelinek <jakub@redhat.com>
447 PR preprocessor/41543
448 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
449 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
450 * tree.c: Include intl.h.
451 (expand_location): Handle BUILTINS_LOCATION.
452 * Makefile.in (tree.o): Depend on intl.h.
455 * dwarf2out.c (dwarf2out_var_location): Always clear
456 last_postcall_label when changing last_label.
458 2009-10-14 Pascal Obry <obry@adacore.com>
460 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
461 (process_command): Handle -E as done with -c and -S. Do not add
462 the target executable suffix to the output file when -E is used.
463 (main): Adjust error message accordingly.
465 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
471 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
473 (tree_code_size): Likewise.
475 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
477 * builtins.c (fold_builtin_1): Support complex "arc" functions.
478 * real.h (HAVE_mpc_arc): Define.
480 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
482 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
483 (struct builtin_description): Add fndecl field.
484 (bdesc): Remove const qualifier. Update initializer.
485 (sh_media_init_builtins): Remove const qualifier for d. Record
486 the result of add_builtin_function to the fndecl field.
487 (sh_builtin_decl): New.
488 (sh_media_builtin_decl): New.
490 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
493 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
494 requests between special registers.
496 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
498 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
500 2009-10-13 Richard Henderson <rth@redhat.com>
502 PR tree-optimization/41377
503 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
504 (cleanup_empty_eh_merge_phis): New change_region parameter;
505 pass it on to redirect_eh_edge_1. Update callers.
506 (cleanup_empty_eh_unsplit): Don't require an existing EH label
507 at the destination block.
509 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
511 * passes.c (register_pass): Replaced gcc_unreachable by
512 fatal_error on failure. Mentions plugins in comments & messages.
514 2009-10-13 Jakub Jelinek <jakub@redhat.com>
517 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
518 * sched-vis.c (print_value): Use it.
519 * cselib.c (cselib_hash_rtx): Likewise.
520 * print-rtl.c (print_rtx): Likewise.
521 * cfgexpand.c (expand_debug_rtx): Likewise.
522 * var-tracking.c (vt_expand_loc_callback): Likewise.
524 2009-10-13 Richard Guenther <rguenther@suse.de>
527 * opts.c (handle_option): Split out code to handle setting
528 the options flag var ...
529 (set_option): ... here.
530 * opts.h (set_option): Declare.
531 * lto-opts.c (register_user_option_p): Include -fexceptions
532 and all position independent code variants.
533 (handle_common_option): Remove.
534 (lto_reissue_options): Use set_option.
536 2009-10-13 Martin Jambor <mjambor@suse.cz>
538 PR tree-optimization/41661
539 * ipa-prop.c (compute_complex_pass_through): Allow only operations
540 that are tcc_comparisons or do not change the type in any
542 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
543 folding tcc_comparison operations.
545 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
547 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
550 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
556 * tree.def (DEBUG_EXPR_DECL): New.
557 * rtl.def (DEBUG_EXPR): New.
558 * gengtype.c (adjust_field_rtx_def): Handle it.
559 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
560 (insert_debug_temp_for_var_def): ... this. Drop support for
561 moving. Take iterator for def stmt; insert debug stmt before it.
562 Scan early for use count and kind in debug stmts.
563 (propagate_defs_into_debug_stmts): Rename to...
564 (insert_debug_temps_for_defs): ... this. Likewise.
565 * tree.h (DEBUG_TEMP_UID): New.
566 * tree.c (next_debug_decl_uid): New.
567 (make_node_stat): Count debug decls separately.
568 (copy_node_stat): Likewise.
569 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
570 * var-tracking.c (dv_is_decl_p): Recognize it.
571 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
572 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
573 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
574 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
575 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
576 (cselib_hash_rtx): Likewise.
577 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
578 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
580 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
581 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
582 * rtl.c (copy_rtx): Likewise.
583 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
584 * print-rtl.c (print_rtx): Likewise.
585 * sched-vis.c (print_value): Likewise.
586 (print_insn): Handle DEBUG_EXPR_DECL.
587 * tree-dump.c (dequeue_and_dump): Likewise.
588 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
589 * gimple-iterator (gsi_replace): Check for same lhs.
590 (gsi_remove): Insert debug temps.
591 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
592 (move_computations_stmt): Drop explicit propagation into debug stmts.
593 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
594 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
595 * tree-ssa-sink.c (statement_sink_location): Likewise.
596 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
597 * tree-ssanames.c (release_ssa_name): Adjust for rename.
598 * tree-flow.h: Likewise.
599 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
600 debug temps without values.
601 (eliminate_unnecessary_stmts): Don't discard just-inserted
604 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
607 * config/cris/cris.md (andu): Check that operand 1 is one of the
608 general registers. Fix typo in head comment.
610 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
612 * config/i386/i386.md (vswapmov): New.
613 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
614 (ix86_function_ms_hook_prologue): New.
615 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
616 * configure.ac: Test for swap suffix support in as.
617 * configure: Rebuild.
619 2009-10-12 Jakub Jelinek <jakub@redhat.com>
622 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
623 paradoxical subregs to prevent partial register stalls if the inner
624 mode is integer mode.
626 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
628 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
630 2009-10-12 Dodji Seketeli <dodji@redhat.com>
633 * gcc/dwarf2out.c (template_parameter_pack_die,
634 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
636 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
639 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
641 (maybe_register_def): Likewise. Take stmt iterator.
642 (rewrite_update_stmt): Take stmt iterator and pass it on.
643 (rewrite_update_enter_block): Pass stmt iterator.
645 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
647 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
648 (spu_builtin_decl): New function.
650 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
652 * config/i386/i386.md (SWIM): New mode iterator.
653 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
654 using SWIM mode iterator.
655 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
656 patterns using SWI48 mode iterator.
657 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
658 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
659 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
660 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
661 patterns using SWI248 mode iterator.
662 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
663 gen_x86_movdicc_0_m1_rex64 for renamed function
665 2009-10-11 Jose Ruiz <ruiz@adacore.com>
666 Eric Botcazou <ebotcazou@adacore.com>
669 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
670 * config/sparc/sol2-unwind.h: New file.
672 2009-10-11 Olivier Hainque <hainque@adacore.com>
673 Eric Botcazou <ebotcazou@adacore.com>
676 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
677 * config/i386/sol2-unwind.h: New file.
679 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
682 * config/i386/i386.md (addsi_1_zext): Get the proper second
685 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
687 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
688 all OLD_RTXes, not just REGs. Use copy_rtx to create the
691 2009-10-11 Richard Guenther <rguenther@suse.de>
693 * gimple.c (iterative_hash_type_name): Do not handle special
696 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
698 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
699 (*setcc_si_1_and): Ditto.
700 (*setcc_si_1_movzbl): Ditto.
701 (*setcc_<mode>_2): Ditto.
702 (*setcc_qi): Rename from *setcc_1.
703 (*setcc_qi_slp): Rename from *setcc_2.
705 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
706 (*zero_extendqisi2_movzbw_and splitter): Ditto.
708 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
709 "if" condition, there is already assert with reload_completed present.
711 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
713 * plugin.c (try_init_one_plugin): Improve constness of variable err.
715 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
717 * doc/install.texi (Final install): Refer to
718 http://gcc.gnu.org/bugs/ for bug reporting.
720 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
722 * configure.ac: Add test for dci instruction.
723 * configure: Regenerate.
724 * config.in: Likewise.
725 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
726 * doc/invoke.texi: Add cpu_type 476 and 476fp.
727 (-mmulhw): Add 476 to description.
729 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
730 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
731 (processor_target_table): Add 476 and 476fp entries.
732 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
733 (rs6000_issue_rate): Add CPU_PPC476.
734 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
735 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
736 (processor_type): Add PROCESSOR_PPC476.
737 (EXTRA_SPECS): Add asm_cpu_476 string.
738 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
739 (define_attr "cpu"): Add ppc476.
741 Update comments for 476.
742 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
743 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
744 Update copyright year.
745 * config/rs6000/476.md: New file.
746 * config/rs6000/40x.md: Add description for "isel" attribute.
747 Update copyright year.
748 * config/rs6000/440.md: Likewise.
749 * config/rs6000/603.md: Likewise.
750 * config/rs6000/6xx.md: Likewise.
751 * config/rs6000/7450.md: Likewise.
752 * config/rs6000/7xx.md: Likewise.
753 * config/rs6000/8540.md: Likewise.
754 * config/rs6000/cell.md: Likewise.
755 * config/rs6000/e300c2c3.md: Likewise.
756 * config/rs6000/e500mc.md: Likewise.
757 * config/rs6000/mpc.md: Likewise.
758 * config/rs6000/power4.md: Likewise.
759 * config/rs6000/power5.md: Likewise.
760 * config/rs6000/power6.md: Likewise.
761 * config/rs6000/power7.md: Likewise.
762 * config/rs6000/rios1.md: Likewise.
763 * config/rs6000/rios2.md: Likewise.
764 * config/rs6000/rs64.md: Likewise.
766 2009-10-10 Richard Guenther <rguenther@suse.de>
768 PR tree-optimization/41654
769 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
770 a cond expr before calling gimple_cond_set_condition_from_tree.
771 (ifcombine_iforif): Likewise.
773 2009-10-09 Ian Lance Taylor <iant@google.com>
775 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
776 * configure: Rebuild.
778 2009-10-09 Neil Vachharajani <nvachhar@google.com>
780 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
783 2009-10-09 Richard Guenther <rguenther@suse.de>
786 * target-def.h (TARGET_BUILTIN_DECL): Define.
787 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
788 * target.h (struct gcc_target): Add builtin_decl target hook.
789 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
790 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
792 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
794 (lto_output_builtin_tree): Sorry if the target does not support
795 streaming target builtins.
796 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
797 (rs6000_builtin_decl): New function.
798 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
799 (ix86_builtin_decl): New function.
801 2009-10-09 Jakub Jelinek <jakub@redhat.com>
803 PR preprocessor/41445
804 * c-ppoutput.c (do_line_change): New function.
805 (cb_line_change): Use it.
806 (scan_translation_unit): Call do_line_change if
807 avoid_paste or PREV_WHITE and token location is on a different line
811 * dwarf2out.c (dwarf2out_init): Test whether
812 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
815 PR rtl-optimization/41646
816 * calls.c (expand_call): For BLKmode types returned in registers
817 avoid likely spilled hard regs in copy_blkmode_from_reg generated
820 2009-10-09 Richard Guenther <rguenther@suse.de>
822 PR tree-optimization/41634
823 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
824 we remove the correct elements.
825 (optimize_stmt): Make sure to update stmt operands before
826 optimizing redundancies.
828 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
830 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
832 2009-10-09 Richard Guenther <rguenther@suse.de>
835 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
837 (lto_wrapper_exit): New function.
839 (fatal_perror): Likewise.
840 (fork_execute): Use global args_name, do not free it.
841 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
842 * lto-streamer.h: Remove duplicate prototypes.
844 2009-10-09 Richard Guenther <rguenther@suse.de>
846 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
847 before calling stmt_can_throw_external.
849 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
851 PR tree-optimization/40071
852 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
853 pointer if the original data reference doesn't conflict with the
854 created vector data reference. Fix long line.
856 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
858 * config/i386/i386.md (any_div): New code iterator.
859 (u): Handle div and udiv.
861 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
863 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
864 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
865 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
866 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
868 2009-10-08 Joseph Myers <joseph@codesourcery.com>
870 * gcc.c (main): Remove trailing "." from diagnostics.
872 2009-10-08 Cary Coutant <ccoutant@google.com>
874 Add support for debugging with ICF (Identical Code Folding).
875 * calls.c (debug.h): New #include.
876 (emit_call_1): Call virtual_call_token debug hook.
877 * common.opt (-fenable-icf-debug): New option.
878 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
879 locations in the source).
880 (poc_label_num): New variable.
881 (dcall_entry, vcall_entry): New typedefs.
882 (dcall_table, vcall_table): New variables.
883 (struct vcall_insn): New type.
884 (vcall_insn_table): New variable.
885 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
886 (size_of_dcall_table): New function.
887 (output_dcall_table): New function.
888 (size_of_vcall_table): New function.
889 (output_vcall_table): New function.
890 (dwarf2out_direct_call): New function.
891 (vcall_insn_table_hash): New function.
892 (vcall_insn_table_eq): New function.
893 (dwarf2out_virtual_call_token): New function.
894 (dwarf2out_virtual_call): New function.
895 (dwarf2out_init): Allocate new tables and sections.
896 (prune_unused_types): Mark DIEs referenced from direct call table.
897 (dwarf2out_finish): Output direct and virtual call tables.
898 * final.c (final_scan_insn): Call direct_call and virtual_call
900 * debug.h (struct gcc_debug_hooks): Add direct_call,
901 virtual_call_token, virtual_call hooks.
902 (debug_nothing_uid): New function.
903 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
904 (debug_nothing_uid): New function.
905 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
906 (xcoff_debug_hooks): Likewise.
907 * sdbout.c (sdb_debug_hooks): Likewise.
908 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
909 * doc/invoke.texi (-fenable-icf-debug): New option.
911 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
914 * regmove.c (regmove_backward_pass): Replace src with dst in the
915 debug insn, and check for dst before rather than after.
917 2009-10-08 Janis Johnson <janis187@us.ibm.com>
919 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
920 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
922 2009-10-08 Jan Hubicka <jh@suse.cz>
925 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
926 do not mark cgraph nodes as needed.
927 (record_references_in_initializer): Add new only_vars parameter.
928 * cgraph.h (record_references_in_initializer): New parameter.
929 * varasm.c (assemble_variable): Update call.
930 * varpool.c (varpool_analyze_pending_decls): Always look for
933 2009-10-08 Anatoly Sokolov <aesok@post.ru>
935 * config/avr/avr.c (last_insn_address) Remove variable.
936 (expand_prologue): Don't initialise last_insn_address variable.
937 (final_prescan_insn): Don't output insn size.
938 * config/avr/avr.opt (msize): Remove switch.
939 * doc/invoke.texi (AVR Options): Remove documentation of -msize
942 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
944 * combine.c (label_tick_ebb_start): Fix comment.
945 (combine_instructions): Set label_tick and label_tick_ebb_start before
946 calling setup_incoming_promotions. Start them from 1. Increment
947 label_tick instead of deriving it from the BB index. Rather than
948 comparing ticks use the block from the previous iteration to decide
949 whether to start a new EBB. Remove empty lines before function.
951 2009-10-08 Michael Matz <matz@suse.de>
954 * builtins.c (fold_builtin_isascii): Use fold_build2.
955 (fold_builtin_isdigit): Ditto.
956 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
957 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
958 remove_useless_stmts_cond, remove_useless_stmts_tf,
959 remove_useless_stmts_tc, remove_useless_stmts_bind,
960 remove_useless_stmts_goto, remove_useless_stmts_label,
961 remove_useless_stmts_1, remove_useless_stmts,
962 pass_remove_useless_stmts): Remove.
963 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
964 * passes.c (init_optimization_passes): Don't add
965 pass_remove_useless_stmts.
966 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
967 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
969 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
970 for static constants.
971 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
972 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
974 2009-10-08 Richard Guenther <rguenther@suse.de>
976 * gimple.c (free_gimple_type_tables): New function.
977 * gimple.h (free_gimple_type_tables): Declare.
979 2009-10-07 Mark Heffernan <meheff@google.com>
981 * ipa-prop.c (ipa_print_node_params) Only print
982 names of named arguments.
984 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
986 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
987 being statically linked.
989 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
991 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
993 2009-10-08 Jan Hubicka <jh@suse.cz>
996 * ipa.c (cgraph_externally_visible_p,
997 function_and_variable_visibility,
998 whole_program_function_and_variable_visibility): Skip non-finalized
1001 2009-10-08 Nick Clifton <nickc@redhat.com>
1003 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
1006 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
1009 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
1011 2009-10-07 Joseph Myers <joseph@codesourcery.com>
1014 * c-common.c (c_fully_fold_internal): Strip nops from the result
1015 of recursive calls to c_fully_fold_internal.
1016 (c_wrap_maybe_const): New.
1017 (c_save_expr): Use c_wrap_maybe_const.
1018 * c-common.h (c_wrap_maybe_const): Declare.
1019 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
1020 build_binary_op): Use c_wrap_maybe_const.
1022 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1024 * real.c: Fix comment to reflect actual exponent size.
1026 2009-10-08 Ben Elliston <bje@au.ibm.com>
1028 * config/rs6000/a2.md: Add FSF comment header.
1030 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
1032 * config/i386/i386.md (any_extend): New code iterator.
1033 (u, s): New code attributes.
1035 (DWIH): Rewrite as code iterator for SI and DI modes.
1036 (DWI): Rewrite as mode attribute.
1037 (dwi): New mode attribute.
1038 (di): Depend on SI mode and DI mode.
1039 (doubleint_general_operand): Remove mode attribute.
1041 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
1044 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
1045 (*sub<mode>3_doubleword): Ditto.
1047 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
1048 using SWIM248 mode iterator.
1049 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
1050 using SWI48 mode iterator.
1051 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
1052 patterns using DWIH mode iterator and any_extend code iterator.
1053 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1054 using any_extend code iterator.
1055 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1056 patterns using DWIH mode iterator and any_extend code iterator.
1057 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1058 using any_extend code iterator.
1059 (<s>mul<mode>3_highpart): Macroize expander from
1060 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1061 and any_extend code iterator.
1062 (*<s>muldi3_highpart_1): Macroize insn from
1063 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1064 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1065 patterns using any_extend code iterator.
1066 (*<s>mulsi3_highpart_zext): Macroize insn from
1067 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1069 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1071 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1072 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1073 refering to a DIE with DW_AT_const_value.
1075 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1078 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1080 2009-10-06 Jan Hubicka <jh@suse.cz>
1082 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1085 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1087 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1088 *lea_2_rex64): Move before *add<mode>_1 pattern.
1090 2009-10-07 Jan Hubicka <jh@suse.cz>
1092 * collect2.c (main): Add -fno-whole-program.
1093 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1095 2009-10-07 Jan Hubicka <jh@suse.cz>
1097 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1098 has no address taken.
1099 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1101 (cgraph_clone_node): Clear externally_visible flag for clones.
1102 * cgraph.h (cgraph_only_called_directly_p,
1103 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1104 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1105 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1106 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1107 ipcp_insert_stage): Likwise.
1108 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1109 externally_visible flag.
1110 (verify_cgraph_node): Verify that inline clones look right.
1111 (process_function_and_variable_attributes): Do not set
1112 externally_visible flags.
1113 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1115 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1117 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1118 clear externally_visible when turning into inline clones
1119 (cgraph_mark_inline_edge): Use new predicates.
1120 (cgraph_estimate_growth): Likewise.
1121 (cgraph_decide_inlining): Likewise.
1122 * ipa.c (cgraph_postorder): Likewise.
1123 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1124 that inline clones are not needed.
1125 (cgraph_externally_visible_p): New predicate.
1126 (function_and_variable_visibility): Add whole_program parameter;
1127 always set externally_visible flag; handle COMDAT function
1129 (local_function_and_variable_visibility): New function.
1130 (gate_whole_program_function_and_variable_visibility): New function.
1131 (whole_program_function_and_variable_visibility): New function.
1132 (pass_ipa_whole_program_visibility): New function.
1133 * passes.c (init_optimization_passes): Add whole program visibility
1135 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1136 not care about needed/reachable flags.
1137 * varpool.c: Include flags.h
1138 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1139 (varpool_finalize_decl): When we are in LTO read-back, all variables
1141 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1143 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1145 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1148 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1150 * config.gcc: Don't include the makefile fragments intended for
1152 * config/s390/fixdfdi.h: File removed.
1153 * config/s390/libgcc-glibc.ver: File removed.
1154 * config/s390/s390.h: Remove the fixdfdi.h hack.
1155 * config/s390/t-crtstuff: File moved to libgcc dir.
1156 * config/s390/t-linux: Likewise.
1157 * config/s390/t-tpf: libgcc specific parts removed.
1158 * config/s390/t-linux64: Likewise.
1160 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1162 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1163 (lto-compress.o): Likewise.
1165 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1168 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1169 dllexport to class members here.
1170 (i386_pe_determine_dllimport_p): Only check static class data for
1172 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1173 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1174 functions for vague linkage.
1175 (i386_pe_type_dllexport_p): Fix formatting.
1176 (maybe_add_dllexport) New function.
1177 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1180 2009-10-07 Ben Elliston <bje@au.ibm.com>
1182 * config/rs6000/a2.md: Remove duplicated lines.
1184 2009-10-07 Ben Elliston <bje@au.ibm.com>
1186 * config.gcc (powerpc*-*-*): Handle a2.
1187 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1188 * config/rs6000/a2.md: New file.
1189 * config/rs6000/rs6000.opt (mno-update): New.
1190 (mupdate): Return to using a mask, not a var.
1191 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1192 (enum processor_type): Add PROCESSOR_PPCA2.
1193 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1194 (rs6000_override_options): Add "a2" to processor_target_table.
1195 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1196 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1198 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1200 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1201 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1202 reference to nonexistent gen_truncxfxf2 function.
1204 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1206 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1207 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1208 (general_operand): Handle TI mode.
1209 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1210 using SDWIM mode iterator.
1211 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1212 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1213 using DWI mode iterator.
1214 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1215 patterns using SWI mode iterator.
1216 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1217 using SWI48 mode iterator.
1218 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1219 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1220 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1221 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1222 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1223 using SDWIM mode iterator.
1224 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1225 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1226 using DWI mode iterator.
1227 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1228 patterns using SWI mode iterator.
1229 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1230 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1231 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1232 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1233 patterns using plusminus code iterator.
1234 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1235 sub<mode>3 patterns using plusminus code iterator.
1236 * config/i386/i386.c (override_options): Update the call to
1237 gen_subdi_carry_rex64 for renamed function.
1238 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1239 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1240 calls to instruction expanders.
1242 2009-10-06 Martin Jambor <mjambor@suse.cz>
1245 * opts.c (decode_options): Run IPA-SRA at -O2.
1247 2009-10-06 Richard Guenther <rguenther@suse.de>
1249 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1251 2009-10-06 Tobias Burnus <burnus@net-b.de>
1254 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1255 -flto and -fwhole-program flags can be combined.
1257 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1260 * gcc.c (process_command): Check that -o argument was specified.
1262 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1264 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1266 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1268 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1269 * doc/invoke.texi (Warning Options): Annotate allowed languages
1270 for -Wunsuffixed-float-constants.
1272 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1274 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1275 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1276 same name and isn't the main variant.
1279 * dwarf2out.c (loc_by_reference): Removed.
1280 (dw_loc_list_1): New function.
1281 (dw_loc_list): Remove toplev argument, add want_address argument.
1282 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1283 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1284 want_address == 2 to dw_loc_list. For successful dw_loc_list
1285 set have_address to 1 only if want_address is not 0.
1287 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1289 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1290 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1291 a code block followed by two pointers.
1292 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1293 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1294 (MIPS_MOVE): Likewise.
1295 (MIPS_LUI): Likewise.
1296 (MIPS_JR): Likewise.
1297 (MIPS_BAL): Likewise.
1298 (MIPS_NOP): Likewise.
1299 (mips_asm_trampoline_template): Delete.
1300 (mips_trampoline_code_size): New function.
1301 (mips_trampoline_init): Add shorter sequences for all cases
1302 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1303 Calculate the opcodes directly, rather than copying from a template.
1304 Only flush the code part of the trampoline.
1305 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1307 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1309 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1310 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1311 (INCOMING_RETURN_ADDR_RTX): Likewise.
1312 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1314 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1315 with RETURN_ADDR_REGNUM.
1316 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1317 * config/mips/mips.c (mips16_build_call_stub): Replace
1318 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1319 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1320 (mips_print_operand_punctuation): Likewise.
1321 (mips_frame_set): Likewise.
1322 (mips16e_output_save_restore): Likewise.
1323 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1324 (mips_save_reg_p): Likewise.
1325 (mips_return_addr): Likewise.
1326 (mips_set_return_address): Likewise.
1327 (mips_direct_save_slot_move_p): Likewise.
1328 (mips_output_function_prologue): Likewise.
1329 (mips_restore_reg): Likewise.
1330 (mips_expand_epilogue): Likewise.
1331 (mips_epilogue_uses): Likewise.
1332 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1333 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1334 (clear_hazard_<mode>): Likewise.
1335 (call_internal): Likewise.
1336 (call_internal_direct): Likewise.
1337 (call_direct_split): Likewise.
1338 (call_value_internal): Likewise.
1339 (call_value_split): Likewise.
1340 (call_value_internal_direct): Likewise.
1341 (call_value_direct_split): Likewise.
1342 (call_value_multiple_internal): Likewise.
1343 (call_value_multiple_split): Likewise.
1345 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1346 Jakub Jelinek <jakub@redhat.com>
1348 PR rtl-optimization/41511
1349 * combine.c (record_value_for_reg): Pass explicit values as argument
1350 to get_last_value_validate.
1351 (get_last_value_validate): Document INSN parameter.
1352 For non-readonly MEMs, assume they might have been modified if INSN
1353 was in another basic block.
1354 (get_last_value): Minor reformatting.
1356 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1359 * final.c (asm_str_count): Split out from asm_insn_count.
1360 * rtl.h (asm_str_count): New prototype.
1361 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1364 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1366 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1368 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1369 Rafael Espindola <espindola@google.com>
1371 * gengtype.c (write_types): Moved call to write_func_for_structure
1372 into seperate loops.
1374 2009-10-05 Richard Guenther <rguenther@suse.de>
1377 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1378 (input_cgraph_1): Input toplevel asms.
1380 2009-10-05 Richard Guenther <rguenther@suse.de>
1383 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1384 (external_aggregate_decl_p): Likewise.
1385 (lto_symtab_compatible): Re-structure. Remove dead code.
1386 For variables ignore toplevel qualifiers when comparing types.
1387 Issue warnings, not errors for mismatched user-alignment.
1389 2009-10-05 Richard Guenther <rguenther@suse.de>
1393 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1394 (struct lto_symtab_identifier_def): Likewise.
1395 (struct lto_symtab_decl_def): Likewise.
1396 (struct lto_symtab_entry_def): New.
1397 (lto_symtab_identifier_t): Rename to ...
1398 (lto_symtab_entry_t): ... this.
1399 (lto_symtab_decls): Remove.
1400 (lto_symtab_base_hash): Rename to ...
1401 (lto_symtab_entry_hash): ... this.
1402 (lto_symtab_base_eq): Rename to ...
1403 (lto_symtab_entry_eq): ... this.
1404 (lto_symtab_base_marked_p): Rename to ...
1405 (lto_symtab_entry_marked_p): ... this.
1406 (lto_symtab_identifier_marked_p): Remove.
1407 (lto_symtab_decl_marked_p): Likewise.
1408 (lto_symtab_maybe_init_hash_tables): Rename to ...
1409 (lto_symtab_maybe_init_hash_table): ... this.
1410 (lto_symtab_set_resolution_and_file_data): Remove.
1411 (lto_symtab_register_decl): New function.
1412 (lto_symtab_get_identifier): Remove.
1413 (lto_symtab_get): New function.
1414 (lto_symtab_get_resolution): Adjust.
1415 (lto_symtab_get_identifier_decl): Remove.
1416 (lto_symtab_set_identifier_decl): Likewise.
1417 (lto_symtab_merge_decl): Rename to ...
1418 (lto_symtab_merge): ... this. Rewrite.
1419 (lto_symtab_merge_var): Remove.
1420 (lto_symtab_merge_fn): Likewise.
1421 (lto_symtab_prevailing_decl): Adjust.
1422 (lto_cgraph_replace_node): New function.
1423 (lto_symtab_merge_decls_2): Likewise.
1424 (lto_symtab_merge_decls_1): Likewise.
1425 (lto_symtab_fixup_var_decls): Likewise.
1426 (lto_symtab_resolve_symbols): Likewise.
1427 (lto_symtab_merge_decls): Likewise.
1428 (lto_symtab_prevailing_decl): Adjust.
1429 (lto_symtab_get_symtab_def): Remove.
1430 (lto_symtab_get_file_data): Likewise.
1431 (lto_symtab_clear_resolution): Adjust.
1432 (lto_symtab_clear_resolution): Likewise.
1433 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1434 (input_cgraph_1): Likewise.
1435 * lto-streamer-in.c (get_resolution): Do not provide fake
1436 symbol resolutions here.
1437 (deferred_global_decls): Remove.
1438 (lto_register_deferred_decls_in_symtab): Likewise.
1439 (lto_register_var_decl_in_symtab): Change signature, register
1440 variable via lto_symtab_register_decl.
1441 (lto_register_function_decl_in_symtab): Likewise.
1442 (lto_read_tree): Adjust.
1443 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1444 (lto_symtab_merge_var): Likewise.
1445 (lto_symtab_merge_fn): Likewise.
1446 (lto_symtab_register_decl): Declare.
1447 (lto_symtab_merge_decls): Likewise.
1449 2009-10-05 Richard Guenther <rguenther@suse.de>
1451 PR tree-optimization/23821
1452 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1453 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1454 simple IV increments.
1456 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1458 * config/arm/arm.c (arm_override_options): Really initialize
1459 flag_dwarf2_cfi_asm to 0.
1461 2009-10-05 Doug Kwan <dougkwan@google.com>
1463 PR rtl-optimization/41574
1464 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1465 floating point and we are not doing unsafe math optimizations.
1467 2009-10-03 Simon Baldwin <simonb@google.com>
1468 Cary Coutant <ccoutant@google.com>
1469 Rafael Espindola <espindola@google.com>
1470 Richard Guenther <rguenther@suse.de>
1471 Jan Hubicka <jh@suse.cz>
1472 Doug Kwan <dougkwan@google.com>
1473 H.J. Lu <hongjiu.lu@intel.com>
1474 Bill Maddox <maddox@google.com>
1475 Ryan Mansfield <rmansfield@qnx.com>
1476 Diego Novillo <dnovillo@google.com>
1477 Ollie Wild <aaw@google.com>
1478 Kenneth Zadeck <zadeck@naturalbridge.com>
1480 * lto-cgraph.c: New file.
1481 * lto-compress.c: New file.
1482 * lto-compress.h: New file.
1483 * lto-opts.c: New file.
1484 * lto-section-in.c: New file.
1485 * lto-section-out.c: New file.
1486 * lto-streamer-in.c: New file.
1487 * lto-streamer-out.c: New file.
1488 * lto-streamer.c: New file.
1489 * lto-streamer.h: New file.
1490 * lto-symtab.c: New file.
1491 * lto-wpa-fixup.c: New file.
1492 * lto-wrapper.c: New file.
1494 2009-10-03 Simon Baldwin <baldwin@google.com>
1495 Ben Elliston <bje@au.ibm.com>
1496 Rafael Espindola <espindola@google.com>
1497 Nathan Froyd <froydnj@codesourcery.com>
1498 Jan Hubicka <jh@suse.cz>
1499 Doug Kwan <dougkwan@google.com>
1500 Diego Novillo <dnovillo@google.com>
1501 Kenneth Zadeck <zadeck@naturalbridge.com>
1503 * Makefile.in (enable_lto): New.
1504 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1505 (LINKER_PLUGIN_API_H): Define.
1506 (LTO_SYMTAB_H): Define.
1507 (LTO_STREAMER_H): Define.
1508 (TREE_VECTORIZER_H): Define.
1509 (INCLUDES): Add LIBELFINC.
1510 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1511 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1512 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1513 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1514 (native): Add lto-wrapper$(exeext)
1515 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1516 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1517 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1518 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1519 (varasm.o): Add dependency on tree-iterator.h.
1520 (cgraph.o): Add dependency on cif-code.def.
1521 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1522 (ipa-pure-const.o): Likewise.
1523 (GTFILES): Add lto-symtab.c.
1524 (install-lto-wrapper): New.
1525 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1526 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1527 * config.in: Regenerate.
1529 2009-10-03 Rafael Espindola <espindola@google.com>
1530 Diego Novillo <dnovillo@google.com>
1532 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1533 ipa_write_summaries.
1534 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1536 (cgraph_optimize): Make extern.
1538 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1539 Kenneth Zadeck <zadeck@naturalbridge.com>
1541 * toplev.c (in_lto_p): Declare.
1542 * collect2.c (scan_prog_file): Read all the output when reading
1543 information for LTO.
1544 (enum lto_mode_d): Declare.
1546 2009-10-03 Richard Guenther <rguenther@suse.de>
1547 Diego Novillo <dnovillo@google.com>
1549 * gimple.c: Include target.h and alias.h.
1550 (gimple_types): Declare.
1551 (type_hash_cache): Declare.
1552 (gimple_alloc_stat): Make extern.
1553 (gimple_build_eh_must_not_throw): Call
1554 gimple_eh_must_not_throw_set_fndecl.
1555 (struct type_pair_d): Declare.
1556 (type_pair_t): Declare.
1557 (type_pair_hash): New.
1558 (type_pair_eq): New.
1559 (lookup_type_pair): New.
1560 (gimple_force_type_merge): New.
1561 (compare_type_names_p): New.
1562 (compare_field_offset): New.
1563 (gimple_types_compatible_p): New.
1564 (struct sccs): Declare.
1565 (next_dfs_num): Declare.
1566 (iterative_hash_gimple_type): New.
1568 (iterative_hash_type_name): New.
1569 (iterative_hash_gimple_type): New.
1570 (gimple_type_hash): New.
1571 (gimple_type_eq): New.
1572 (gimple_register_type): New.
1573 (print_gimple_types_stats): New.
1574 (gimple_signed_or_unsigned_type): New.
1575 (gimple_unsigned_type): New.
1576 (gimple_signed_type): New.
1577 (gimple_get_alias_set): New.
1578 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1579 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1580 (gimple_force_type_merge): Declare.
1581 (gimple_types_compatible_p): Declare.
1582 (gimple_register_type): Declare.
1583 (print_gimple_types_stats): Declare.
1584 (gimple_unsigned_type): Declare.
1585 (gimple_signed_type): Declare.
1586 (gimple_get_alias_set): Declare.
1587 (gimple_eh_must_not_throw_set_fndecl): New.
1589 2009-10-03 Jan Hubicka <jh@suse.cz>
1590 Kenneth Zadeck <zadeck@naturalbridge.com>
1592 * ipa-pure-const.c: Include lto-streamer.h.
1593 (register_hooks): Factor out of ...
1594 (generate_summary): ... here.
1595 (pure_const_write_summary): New.
1596 (pure_const_read_summary): New.
1597 (pass_ipa_pure_const): Add pure_const_write_summary and
1598 pure_const_read_summary.
1599 * ipa-reference.c: Include lto-streamer.h.
1600 (add_new_function): New.
1601 (remove_node_data): New.
1602 (duplicate_node_data): New.
1603 (ipa_init): Guard against multiple calls.
1604 Move hook setup from analyze_function.
1605 (write_node_summary_p): New.
1606 (ipa_reference_write_summary): New.
1607 (ipa_reference_read_summary): New.
1608 (pass_ipa_reference): Add ipa_reference_write_summary and
1609 ipa_reference_read_summary.
1610 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1611 (struct cgraph_edge): Add fields lto_stmt_uid and
1612 call_stmt_cannot_inline_p.
1613 (cgraph_optimize): Declare.
1614 (cgraph_decide_is_function_needed): Declare.
1615 (reset_inline_failed): Declare.
1616 (enum LTO_cgraph_tags): Declare.
1617 (LTO_cgraph_tag_names): Declare.
1618 (LCC_NOT_FOUND): Define.
1620 2009-10-03 Doug Kwan <dougkwan@google.com>
1621 Rafael Espindola <espindola@google.com>
1622 Jan Hubicka <jh@suse.cz>
1623 Diego Novillo <dnovillo@google.com>
1624 Kenneth Zadeck <zadeck@naturalbridge.com>
1626 * passes.c (all_regular_ipa_passes): New.
1627 (all_ipa_passes): Rename to all_small_ipa_passes.
1628 (init_optimization_passes): Init all_regular_ipa_passes.
1629 * tree-pass.h (all_regular_ipa_passes): New.
1630 (all_ipa_passes): Rename to all_small_ipa_passes.
1631 * passes.c (all_lto_gen_passes): New.
1632 (init_optimization_passes): Initialize all_lto_gen_passes.
1633 (execute_ipa_summary_passes): Make non-static.
1634 (ipa_write_summaries_1): New.
1635 (ipa_write_summaries_2): New.
1636 (ipa_write_summaries): New.
1637 (ipa_write_summaries_of_cgraph_node_set): New.
1638 (ipa_read_summaries_1): New.
1639 (ipa_read_summaries): New.
1640 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1641 (execute_regular_ipa_pass_list): Remove.
1642 (init_optimization_passes): Schedule
1643 pass_rebuild_cgraph_edges and pass_early_inline outside
1644 of pass_all_early_optimizations. Document reason.
1645 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1646 pass_ipa_lto_finish_out): New pass.
1647 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1648 (execute_all_ipa_transforms): New.
1649 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1650 (dump_properties, debug_properties): New.
1651 * tree-optimize.c (gate_all_early_local_passes): Return
1652 false if we are in lto1.
1653 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1654 * tree-pass.h (execute_all_ipa_transforms): Declare.
1655 (pass_ipa_function_and_variable_visibility): Declare.
1656 (pass_ipa_early_inline): Declare.
1657 (pass_ipa_lto_gimple_out): Declare.
1658 (pass_ipa_lto_wpa_fixup): Declare.
1659 (pass_ipa_lto_finish_out): Declare.
1660 (all_small_ipa_passes, all_regular_ipa_passes,
1661 all_lto_gen_passes): Declare.
1662 (execute_ipa_summary_passes): Declare.
1663 (execute_all_ipa_transforms): Declare.
1664 (ipa_write_summaries): Declare
1665 (ipa_write_summaries_of_cgraph_node_set): Declare.
1666 (ipa_read_summaries): Declare.
1668 2009-10-03 Doug Kwan <dougkwan@google.com>
1669 Ollie Wild <aaw@google.com>
1671 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1673 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1674 (lto_mode): New variable.
1675 (maybe_run_lto_and_relink): Handle the -fwpa option.
1676 (main): Handle the -fwpa option.
1677 (maybe_unlink_list): New function.
1678 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1679 * common.opt (flto): New flag.
1680 * toplev.c (flag_generate_lto): Declare.
1682 2009-10-03 Simon Baldwin <simonb@google.com>
1684 * common.opt (flto-compression-level): New flag.
1686 * opts.c: Include lto-opts.h.
1687 (handle_option): Call lto_register_user_option for each
1688 valid option handled.
1689 (decode_options): Clear registered options before the options
1692 2009-10-03 Cary Coutant <ccoutant@google.com>
1694 * collect2.c (is_elf): New function.
1695 (scan_prog_file): Require LTO object to be in ELF format.
1697 2009-10-03 Rafael Espindola <espindola@google.com>
1699 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1700 libgcc to the linker.
1702 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1704 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1705 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1707 * collect2.h (collect_execute): Add flags argument.
1708 * tlink.c (tlink_execute): Update call to collect_execute.
1709 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1710 (use_linker_plugin): New.
1711 (use_linker_plugin_spec_function): New.
1712 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1713 (linker_plugin_file_spec): New.
1714 (lto_wrapper_spec): New.
1715 (lto_gcc_spec): New.
1716 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1717 (static_spec_functions): Add use-linker-plugin.
1718 (process_command): Handle -use-linker-plugin.
1719 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1720 linker_plugin_file_spec and lto_gcc_spec.
1721 (use_linker_plugin_spec_function): New.
1723 2009-10-03 Richard Guenther <rguenther@suse.de>
1727 * tree.h (is_lang_specific): Include LANG_TYPE.
1728 * tree.c (find_decls_types_r): Manually add interesting parts
1729 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1731 * gimple.c (type_pair_hash): Make symmetric.
1732 (type_pair_eq): Likewise.
1733 (lookup_type_pair): Increase initial hashtable size.
1734 (gimple_force_type_merge): Rely on type-pair symmetry.
1735 (visit): Remove excessive checking code.
1736 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1737 (gimple_register_type): Remove getenv calls, shrink initial
1741 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1742 inline functions if not generating lto output.
1745 * toplev.c (finalize): In WPA mode remove the asm file.
1747 2009-10-03 Doug Kwan <dougkwan@google.com>
1749 * ipa-inline.c (cgraph_mark_inline): Check
1750 edge->call_stmt_cannot_inline_p instead of calling
1751 gimple_call_cannot_inline_p.
1752 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1753 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1754 (inline_generate_summary): Do nothing in LTRANS.
1755 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1756 exists before calling gimple_call_cannot_inline_p.
1757 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1758 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1759 Update new_edge->lto_stmt_uid.
1760 * cgraphbuild.c (reset_inline_failed): New.
1762 * common.opt (fwpa): New flag.
1763 (fltrans): New option.
1764 * gcc.c (gcc_lto_option_t): New type.
1765 (current_lto_option): New variable.
1766 (lto_single_spec_function): Remove and is replaced by ..
1767 (lto_option_spec_function): New function.
1768 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1769 passing the -flto flag.
1770 (cc1_options): Separate non-LTO related parts into ..
1771 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1772 (lto1_options): New spec for lto FE.
1773 (link_lto_options): New spec for handling LTO flags in linker.
1774 (invoke_lto_single): Re-format to fit in 80 column. Replace
1775 lto-single with lto-option.
1776 (static_specs): Add cc1_non_lto_options, lto1_options and
1778 (static_spec_function): Replace lto-single with lto-option.
1779 (process_command): Handle -flto, -fwpa and -fltran by setting
1780 current_lto_option and not passing it to subprocess unconditionally.
1782 2009-10-03 Bill Maddox <maddox@google.com>
1784 Add `gcc' driver support for link-time code generation (LTO).
1786 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1787 (lto_flag, lto_objects, lto_o_file): New variables.
1788 (struct lto_object, struct lto_object_list): New structures.
1789 (collect_exit, handler): Remove LTO temporary output file on exit.
1790 (add_lto_object): New function.
1791 (maybe_run_lto_and_relink): New function. Perform link time code
1792 generation and relinking for object files containing LTO information.
1793 (main): Invoke maybe_run_lto_and_relink().
1794 (dump_argv): New function. For debugging, currently disabled.
1795 (scan_prog_file): Add LTO information pass.
1796 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1798 * toplev.c (compile_file): Emit assembler directive to create
1799 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1801 2009-10-03 Diego Novillo <dnovillo@google.com>
1803 * c.opt: Add LTO to warn_abi and warn_psabi.
1805 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1806 inline function. Ignore language-specific nodes. Update all users.
1807 (find_decls_types_r): Do not traverse the subtrees of
1808 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1809 * tree.h (is_lang_specific): New.
1810 * langhooks.h (struct lang_hooks_for_decls): Remove
1811 may_need_assembler_name_p. Update all users.
1813 * c-common.c (set_builtin_user_assembler_name): Move ...
1814 * builtins.c (set_builtin_user_assembler_name): ... here.
1815 (is_builtin_name): Add comment
1816 (is_builtin_fn): New.
1817 * except.c (output_ttype): Only call
1818 lookup_type_for_runtime if TYPE is not a runtime type.
1820 * passes.c (register_pass): Call position_pass on
1821 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1822 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1823 (TV_IPA_LTO_DECL_IO): Define.
1824 (TV_IPA_LTO_CGRAPH_IO): Define.
1826 (TV_WHOPR_WPA): Define.
1827 (TV_WHOPR_WPA_IO): Define.
1828 (TV_WHOPR_LTRANS): Define.
1829 (TV_WHOPR_WPA_FIXUP): Define.
1830 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1831 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1832 * tree-flow.h (tree_node_can_be_shared): Declare.
1833 * tree-inline.c (tree_can_inline_p): Check that E has a
1834 statement associated with it.
1835 * tree.c (free_lang_data_in_binf): Factor out of ...
1836 (free_lang_data_in_type): ... here.
1837 Call RECORD_OR_UNION_TYPE_P.
1838 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1839 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1840 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1841 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1842 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1843 (gate_free_lang_data): Return true if flag_generate_lto is set.
1844 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1845 * c-common.h (set_builtin_user_assembler_name): Move ...
1846 * tree.h (set_builtin_user_assembler_name): ... here.
1848 * common.opt (flto-report): New flag.
1849 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1850 * collect2.c (scan_prog_file): Send the error output of
1851 'nm' to HOST_BIT_BUCKET.
1853 2009-10-03 Ollie Wild <aaw@google.com>
1855 * langhooks-def.h (lhd_begin_section): New function declaration.
1856 (lhd_write_section): New function declaration.
1857 (lhd_end_section): New function declaration.
1858 (LANG_HOOKS_BEGIN_SECTION): New macro.
1859 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1860 (LANG_HOOKS_END_SECTION): New macro.
1861 (LANG_HOOKS_LTO): New macro.
1862 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1863 * langhooks.c (output.h): Add include.
1864 (saved_section): New static variable.
1865 (lhd_begin_section): New function.
1866 (lhd_write_section_data): New function.
1867 (lhd_end_section): New function.
1868 * langhooks.h (struct lang_hooks_for_lto): New structure.
1869 (struct lang_hooks): Add member lto.
1870 * Makefile.in (langhooks.o): Add dependency on output.h.
1872 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1874 2009-10-03 Richard Guenther <rguenther@suse.de>
1876 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1879 2009-10-03 Simon Baldwin <simonb@google.com>
1880 Richard Guenther <rguenther@suse.de>
1881 Janis Johnson <janis187@us.ibm.com>
1882 Doug Kwan <dougkwan@google.com>
1883 Diego Novillo <dnovillo@google.com>
1884 Ramana Radhakrishnan <ramana.r@gmail.com>
1885 Ollie Wild <aaw@google.com>
1887 * doc/install.texi: Add documentation for libelf and --enable-lto.
1888 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1889 -flto-report, -flto-compression-level and -use-linker-plugin.
1890 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1891 Add section for LTO Testing.
1893 2009-10-02 Cary Coutant <ccoutant@google.com>
1895 Add support for comdat type sections for DWARF v4.
1896 Merge from dwarf4 branch.
1898 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1899 (dw_die_ref): Define vector type.
1900 (enum dw_val_class): Add dw_val_class_data8.
1901 (struct dw_val_struct): Add v.val_data8.
1902 (comdat_type_node_ref): New type.
1903 (struct die_struct): Move die_symbol into a union; add new field
1904 die_type_node. Change all uses.
1905 (comdat_type_node): New type.
1906 (skeleton_chain_node): New type.
1907 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1908 (comdat_type_list): New variable.
1909 (dwarf_tag_name): Add DW_TAG_type_unit.
1910 (dwarf_attr_name): Add DW_AT_signature.
1911 (add_AT_data8): New function.
1912 (replace_child): New function.
1913 (move_all_children): New function.
1914 (print_signature): New function.
1915 (print_die): Print signature information; add dw_val_class_data8.
1916 (attr_checksum): Support dw_val_class_data8.
1917 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1918 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1919 (checksum_sleb128, checksum_uleb128): New functions.
1920 (checksum_die_context): New function.
1921 (loc_checksum_ordered): New function.
1922 (attr_checksum_ordered): New function.
1923 (struct checksum_attributes): New structure.
1924 (collect_checksum_attributes): New function.
1925 (die_checksum_ordered): New function.
1926 (generate_type_signature): New function.
1927 (same_dw_val_p): Add dw_val_class_data8.
1928 (is_symbol_die): Use new is_declaration_die function.
1929 (is_declaration_die): New function.
1930 (should_move_die_to_comdat): New function.
1931 (clone_die): New function.
1932 (clone_tree): New function.
1933 (clone_as_declaration): New function.
1934 (copy_declaration_context): New function.
1935 (generate_skeleton_ancestor_tree): New function.
1936 (generate_skeleton_bottom_up): New function.
1937 (generate_skeleton): New function.
1938 (remove_child_or_replace_with_skeleton): New function.
1939 (break_out_comdat_types): New function.
1940 (struct decl_table_entry): New type.
1941 (htab_decl_hash): New function.
1942 (htab_decl_eq): New function.
1943 (htab_decl_del): New function.
1944 (copy_ancestor_tree): New function.
1945 (copy_decls_walk): New function.
1946 (copy_decls_for_unworthy_types): New function.
1947 (build_abbrev_table): Don't assert on missing die_symbol when doing
1948 comdat type sections.
1949 (size_of_die): Use DW_FORM_sig8 for external references. Add
1951 (unmark_dies): Don't assert for unmarked dies when doing comdat
1953 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1954 (output_signature): New function.
1955 (output_die): Likewise.
1956 (output_compilation_unit_header): Mark output as DWARF version 3
1957 even if generating DWARF 4.
1958 (output_comdat_type_unit): New function.
1959 (output_line_info): Mark output as DWARF version 3 even if generating
1961 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1963 (dwarf2out_end_source_file): Likewise.
1964 (prune_unused_types_walk_attribs): Don't follow references into
1965 comdat type sections.
1966 (prune_unused_types_mark): When generating type units, do not mark
1967 children of non-defining declarations of types; do mark children of
1969 (prune_unused_types): Process comdat type sections.
1970 (htab_ct_hash): New function.
1971 (htab_ct_eq): New function.
1972 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1973 Add a pointer to the line table from type unit entries so
1974 DW_AT_decl_file has meaning.
1975 * varasm.c (default_elf_asm_named_section): Use identifier name as
1976 comdat key instead of lang hook.
1978 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1980 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1982 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1984 * config/i386/i386.md (SWIM248): New mode iterator.
1985 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1986 divmodhi4 patterns using SWIM248 macro.
1987 (*divmod<mode>4): Macroize insn_and_split pattern from
1988 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1989 and their corresponding splitters usign SWIM248 macro. Split SImode
1990 insn to generate cltd and DImode insn to generate cqto instead of
1991 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1992 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1993 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1994 *divmodsi_noext patterns using SWIM248 macro.
1995 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1996 udivmodhi4 patterns using SWIM248 macro.
1997 (*udivmod<mode>4): Macroize insn_and_split pattern from
1998 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1999 corresponding splitters using SWIM248 macro.
2000 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
2001 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
2003 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
2005 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
2006 of zero-sized element is zero-sized regardless of its extent.
2008 2009-10-02 Jakub Jelinek <jakub@redhat.com>
2011 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
2012 * configure: Regenerated.
2013 * config.in: Regenerated.
2014 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
2015 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
2016 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
2017 not emitting .eh_frame, emit .cfi_sections .debug_frame
2022 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
2023 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
2025 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
2026 vars use DECL_RTL with resetting it back to NULL afterwards.
2027 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
2028 rtx_equal_p instead of asserting it is a SYMBOL_REF.
2029 (value_format): For dw_val_class_addr only use DW_FORM_addr if
2030 the attribute type allows it, otherwise use DW_FORM_dataN.
2031 (mem_loc_descriptor): Handle CONST_STRING.
2032 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
2033 Handle MEM with CONST_STRING address using add_AT_string.
2034 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
2035 CONST_STRING for const arrays initialized with a string literal.
2036 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
2037 (dwarf2out_finish): Call resolve_addr.
2039 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
2040 Maxim Kuvyrkov <maxim@codesourcery.com>
2042 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
2044 2009-10-02 Nick Clifton <nickc@redhat.com>
2046 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
2047 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
2049 2009-10-01 Jan Hubicka <jh@suse.cz>
2051 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
2052 (cgraph_create_virtual_clone): Just pass redirect_callers
2054 * cgraph.h (cgraph_clone_node): Update prototype.
2055 * ipa-pure-const.c (self_recursive_p): New function.
2056 (propagate): Use it.
2057 * ipa-inline.c (cgraph_clone_inlined_nodes,
2058 cgraph_decide_recursive_inlining): Update.
2060 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2062 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2063 instructions for TARGET_OCTEON.
2065 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2067 * config/arm/arm.c (arm_override_options): Turn off
2068 flag_dwarf2_cfi_asm for AAPCS variants.
2070 2009-10-01 Martin Jambor <mjambor@suse.cz>
2073 * tree-sra.c (convert_callers): Do not call
2074 compute_inline_parameters on one caller more than once.
2076 2009-10-01 Nick Clifton <nickc@redhat.com>
2078 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2079 an empty string if not already defined.
2081 2009-10-01 Martin Jambor <mjambor@suse.cz>
2084 * tree-sra.c (is_va_list_type): New function.
2085 (find_var_candidates): Call is_va_list_type.
2086 (find_param_candidates): Check that the type or the type pointed
2087 to are not va_list types.
2089 2009-10-01 Martin Jambor <mjambor@suse.cz>
2092 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2093 DECL_ARTIFICIAL (param_decl) is true.
2095 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2097 * tree.h (tree_decl_common::lang_flag_8): New.
2098 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2100 * c-common.h (RID_CONSTEXPR): New.
2102 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2104 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2105 Use ref-all pointers.
2106 (alpha_gimplify_va_arg): Ditto.
2108 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2111 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2112 before insn counting loop now that BB_END (bb) is counted. Ensure
2113 the return value isn't zero.
2115 2009-09-30 Nick Clifton <nickc@redhat.com>
2117 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2118 with separate definitions of c_target_objs and cxx_target_objs.
2119 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2121 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2122 sh_symbian_import_export_class.
2123 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2124 * config/sh/symbian.c: Delete, moving code into...
2125 * config/sh/symbian-base.c: ... here
2126 * config/sh/symbian-c.c: ... and here
2127 * config/sh/symbian-cxx.c: ... and here.
2129 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2132 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2133 of plus RTX into register.
2135 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2137 * doc/install.texi: Linguistic and markup fixes.
2138 (Configuration) <--disable-cpp>: Remove description.
2139 <--enable-maintainer-mode>: Autotools files are affected, too.
2140 <--with-sysroot>: Improve description.
2141 (Building): Bump required GNU make version.
2143 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2145 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2146 (x86_64-*-*): Ditto.
2148 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2149 intrinisics for FMA4.
2150 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2151 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2152 Add FMA4 check and fma4intrin.h.
2153 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2155 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2156 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2157 constant for FMA4 support.
2158 (UNSPEC_FMA4_FMADDSUB): Ditto.
2159 (UNSPEC_FMA4_FMSUBADD): Ditto.
2160 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2161 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2162 (ix86_expand_fma4_multiple_memory): Ditto.
2163 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2164 (OPTION_MASK_ISA_FMA4_UNSET): New.
2165 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2166 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2167 (ix86_handle_option): Handle -mfma4.
2168 (isa_opts): Handle -mfma4.
2169 (enum pta_flags): Add PTA_FMA4.
2170 (override_options): Add FMA4 support.
2171 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2172 (IX86_BUILTIN_VFMADDSD): Ditto.
2173 (IX86_BUILTIN_VFMADDPS): Ditto.
2174 (IX86_BUILTIN_VFMADDPD): Ditto.
2175 (IX86_BUILTIN_VFMSUBSS): Ditto.
2176 (IX86_BUILTIN_VFMSUBSD): Ditto.
2177 (IX86_BUILTIN_VFMSUBPS): Ditto.
2178 (IX86_BUILTIN_VFMSUBPD): Ditto.
2179 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2180 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2181 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2182 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2183 (IX86_BUILTIN_VFNMADDSS): Ditto.
2184 (IX86_BUILTIN_VFNMADDSD): Ditto.
2185 (IX86_BUILTIN_VFNMADDPS): Ditto.
2186 (IX86_BUILTIN_VFNMADDPD): Ditto.
2187 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2188 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2189 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2190 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2191 (IX86_BUILTIN_VFMADDPS256): Ditto.
2192 (IX86_BUILTIN_VFMADDPD256): Ditto.
2193 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2194 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2195 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2196 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2197 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2198 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2199 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2200 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2201 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2202 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2203 (enum multi_arg_type): New enum for describing the various FMA4
2204 intrinsic argument types.
2205 (bdesc_multi_arg): New table for FMA4 intrinsics.
2206 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2207 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2209 (ix86_expand_builtin): Add FMA4 intrinsic support.
2210 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2211 operand instructions.
2212 (ix86_expand_fma4_multiple_memory): New function to split the
2213 second memory reference from FMA4 instructions.
2214 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2215 (ssemodesuffixf2s): Ditto.
2216 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2218 (fma4_fmsub<mode>4): Ditto.
2219 (fma4_fnmadd<mode>4): Ditto.
2220 (fma4_fnmsub<mode>4): Ditto.
2221 (fma4_vmfmadd<mode>4): Ditto.
2222 (fma4_vmfmsub<mode>4): Ditto.
2223 (fma4_vmfnmadd<mode>4): Ditto.
2224 (fma4_vmfnmsub<mode>4): Ditto.
2225 (fma4_fmadd<mode>4256): Ditto.
2226 (fma4_fmsub<mode>4256): Ditto.
2227 (fma4_fnmadd<mode>4256): Ditto.
2228 (fma4_fnmsub<mode>4256): Ditto.
2229 (fma4_fmaddsubv8sf4): Ditto.
2230 (fma4_fmaddsubv4sf4): Ditto.
2231 (fma4_fmaddsubv4df4): Ditto.
2232 (fma4_fmaddsubv2df4): Ditto.
2233 (fma4_fmsubaddv8sf4): Ditto.
2234 (fma4_fmsubaddv4sf4): Ditto.
2235 (fma4_fmsubaddv4df4): Ditto.
2236 (fma4_fmsubaddv2df4): Ditto.
2237 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2238 instructions for intrinsics.
2239 (fma4i_fmsub<mode>4): Ditto.
2240 (fma4i_fnmadd<mode>4): Ditto.
2241 (fma4i_fnmsub<mode>4): Ditto.
2242 (fma4i_vmfmadd<mode>4): Ditto.
2243 (fma4i_vmfmsub<mode>4): Ditto.
2244 (fma4i_vmfnmadd<mode>4): Ditto.
2245 (fma4i_vmfnmsub<mode>4): Ditto.
2246 (fma4i_fmadd<mode>4256): Ditto.
2247 (fma4i_fmsub<mode>4256): Ditto.
2248 (fma4i_fnmadd<mode>4256): Ditto.
2249 (fma4i_fnmsub<mode>4256): Ditto.
2250 (fma4i_fmaddsubv8sf4): Ditto.
2251 (fma4i_fmaddsubv4sf4): Ditto.
2252 (fma4i_fmaddsubv4df4): Ditto.
2253 (fma4i_fmaddsubv2df4): Ditto.
2254 (fma4i_fmsubaddv8sf4): Ditto.
2255 (fma4i_fmsubaddv4sf4): Ditto.
2256 (fma4i_fmsubaddv4df4): Ditto.
2257 (fma4i_fmsubaddv2df4): Ditto.
2259 * doc/invoke.texi (-mfma4): Add documentation.
2260 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2262 2009-09-29 Richard Henderson <rth@redhat.com>
2264 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2265 an edge to the new destination block.
2267 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2270 * pa.c (hppa_profile_hook): Use
2271 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2273 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2274 Alexander Monakov <amonakov@ispras.ru>
2277 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2278 (not_postinc_memory_operand): New.
2279 (not_postinc_move_operand): New.
2280 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2281 (*cmovsi_internal): Ditto.
2283 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2285 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2286 restrict issue_rate in first pass when scheduling for register
2289 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2290 Rafael Avila de Espindola <espindola@google.com>
2292 * gengtype.c (plugin_output): New.
2293 (get_output_file_with_visibility): Return plugin_output for plugins.
2294 (main): Parse and use the -P option.
2295 * gty.texi: Update the command line format.
2297 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2300 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2302 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2303 out if !const_ok_for_output.
2306 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2307 case VAR_LOCATION>: Remove gcc_unreachable ().
2309 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2311 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2312 (x86_64-*-*): Ditto.
2313 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2314 back to smmintrin.h.
2315 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2316 * config/i386/x86intrin.h: Remove SSE5.
2317 * config/i386/mmintrin-common.h: Delete file.
2318 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2320 2009-09-29 Richard Guenther <rguenther@suse.de>
2322 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2323 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2325 2009-09-29 Nick Clifton <nickc@redhat.com>
2327 * function.c (current_function_name): If there is no current
2328 function just return "<none>".
2330 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2332 * tree-pass.h (register_pass_info): New structure.
2333 (pass_positioning_ops): Move enum from gcc-plugin.h.
2334 (register_pass): New function.
2335 * gcc-plugin.h (plugin_pass): Delete structure.
2336 (pass_positioning_ops): Delete enum.
2337 * plugin.c (regsiter_pass): Delete function.
2338 (position_pass): Delete function.
2339 (added_pass_nodes): Delete variable.
2340 (prev_added_pass_nodes): Delete variable.
2341 (pass_list_node): Delete structure.
2342 * passes.c (make_pass_instance): New function.
2343 (next_pass_1): Change to call make_pass_instance.
2344 (pass_list_node): Move structure from gcc-plugin.h.
2345 (added_pass_nodes): Move variable from plugin.c.
2346 (prev_added_pass_nodes): Move variable from plugin.c.
2347 (position_pass): New function.
2348 (register_pass): New function.
2350 2009-09-28 Easwaran Raman <eraman@google.com>
2352 * ifcvt.c (noce_try_abs): Recognize pattern and call
2353 expand_one_cmpl_abs_nojump.
2354 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2355 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2357 2009-09-28 Ian Lance Taylor <iant@google.com>
2360 * c-opts.c (c_common_handle_option): Don't set
2361 warn_jump_misses_init for -Wall.
2362 * doc/invoke.texi (Warning Options): Update documentation.
2364 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2366 * Makefile.in ($(out_object_file)): Depend on
2367 gt-$(basename $(notdir $(out_file))).h.
2369 2009-09-28 Richard Henderson <rth@redhat.com>
2371 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2372 * except.c (gen_eh_region): Set it.
2373 (duplicate_eh_regions_1): Copy it.
2374 * tree-eh.c (lower_resx): Use it to determine which function
2377 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2378 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2379 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2380 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2381 BUILT_IN_CXA_END_CLEANUP if necessary.
2383 * c-common.c (c_define_builtins): Update call to
2384 build_common_builtin_nodes.
2386 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2388 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2390 2009-09-28 Michael Matz <matz@suse.de>
2392 * builtins.c (interclass_mathfn_icode): New helper.
2393 (expand_builtin_interclass_mathfn): Use it here, and split folding
2395 (fold_builtin_interclass_mathfn): ... this new folder.
2396 (build_call_nofold_loc): New static helper.
2397 (build_call_nofold): New wrapper macro for above.
2398 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2399 (expand_builtin_pow): Ditto.
2400 (expand_builtin_memset_args): Ditto.
2401 (expand_builtin_printf): Ditto.
2402 (expand_builtin_fprintf): Ditto.
2403 (expand_builtin_sprintf): Ditto.
2404 (expand_builtin_memory_chk): Ditto.
2405 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2406 (expand_builtin_stpcpy): Ditto.
2407 (expand_builtin_strcmp): Ditto.
2408 (expand_builtin_strncmp): Ditto.
2409 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2410 (expand_builtin_strcpy_args): Don't call folders.
2411 (expand_builtin_memcmp): Ditto.
2412 (expand_builtin_strncpy): Ditto, and use target.
2413 (expand_builtin_memcpy): Ditto.
2414 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2415 expand_builtin_strpbrk, expand_builtin_memmove,
2416 expand_builtin_memmove_args, expand_builtin_bcopy,
2417 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2418 expand_builtin_strspn, expand_builtin_strcspn,
2419 expand_builtin_fputs): Remove these.
2420 (expand_builtin): Don't call the above, change calls to other
2421 expanders that changed prototype.
2422 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2423 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2424 fold_builtin_interclass_mathfn.
2425 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2426 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2428 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2429 * passes.c (init_optimization_passes): Move pass_fold_builtins
2430 after last phiopt pass.
2431 * tree-inline.c (fold_marked_statements): When folding builtins
2432 iterate over all instruction potentially generated.
2433 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2435 (fold_gimple_call): Use it to always fold calls (into potentially
2436 multiple instructions).
2437 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2438 calls into zero at this time.
2439 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2440 statements generated by builtin folding.
2442 2009-09-28 Nick Clifton <nickc@redhat.com>
2444 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2446 2009-09-28 Duncan Sands <baldrick@free.fr>
2448 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2449 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2450 (register_callback): Dispatch it.
2451 (invoke_plugin_callbacks): Incorporate in sanity check.
2452 * ggc.h (ggc_register_cache_tab): Add declaration.
2453 * ggc-common.c (ggc_register_root_tab): Simplify.
2454 (const_ggc_cache_tab_t): New typedef.
2455 (extra_cache_vec): New vector of dynamically added cache tables.
2456 (ggc_register_cache_tab): New function.
2457 (ggc_scan_cache_tab): New function.
2458 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2459 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2461 2009-09-27 Richard Henderson <rth@redhat.com>
2463 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2464 which we remove __builtin_stack_restore.
2466 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2468 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2469 to test for GRD_INVARIANT.
2470 (simple_rhs_p): Anything that's function_invariant_p is fine.
2472 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2474 * gengtype.c (main): Use plunge_files instead of plugin_output.
2476 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2477 Rafael Avila de Espindola <espindola@google.com>
2479 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2480 Don't print pch related info if it is false.
2481 (main): Don't print pch info in plugin mode.
2483 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2485 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2486 with dw_val_class_const_double.
2487 (struct dw_val_struct): Replace val_long_long with val_double and
2488 adjust for above change.
2489 (output_loc_operands): Likewise.
2490 (add_AT_long_long): Rename into...
2491 (add_AT_double): ...this.
2492 (print_die): Replace dw_val_class_long_long with
2493 dw_val_class_const_double and adjust.
2494 (attr_checksum): Likewise.
2495 (same_dw_val_p): Likewise.
2496 (size_of_die): Likewise.
2497 (value_format): Likewise.
2498 (output_die): Likewise.
2499 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2500 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2501 instead of add_AT_long_long.
2502 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2503 value with the precision of its type.
2505 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2508 * c-typeck.c (build_conditional_expr): Use the readonly and
2509 volatile flags of the operand types, not of the operands itself.
2511 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2513 * collect2.c (main): Look for -brtl before adding libraries.
2515 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2517 * config.gcc: Update OpenBSD targets.
2518 * config/openbsd-stdint.h: New file.
2519 * config/openbsd-libpthread.h: New file.
2520 * config/openbsd.h: Update and break out LIB_SPEC definition.
2521 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2522 * config/i386/openbsdelf.h: Correct types.
2523 * config/m68k/openbsd.h: Likewise.
2524 * config/mips/openbsd.h: Likewise.
2525 * config/vax/openbsd.h: Likewise.
2527 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2529 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2530 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2531 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2532 of the length and zero.
2534 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2536 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2537 (FLAGS_H): Add options.h $(REAL_H).
2538 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2539 (TREE_VECTORIZER_H): New.
2540 (EBITMAP_H): Renamed from EBIMAP_H.
2541 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2542 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2543 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2544 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2545 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2546 (graphite-clast-to-gimple.o, graphite-dependences.o)
2547 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2548 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2549 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2550 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2551 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2552 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2553 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2554 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2555 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2556 updated and fixed as per above changes and per
2557 check_makefile_deps.sh output.
2560 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2561 * configure: Regenerate.
2563 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2565 * doc/install.texi: Update minimum MPC version to 0.7.
2567 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2569 * doc/install.texi (Binaries): Remove reference to the binary
2570 distribution CD-ROM from the FSF.
2572 2009-09-26 Michael Matz <matz@suse.de>
2576 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2577 that are mentioned in the body.
2579 2009-09-26 Michael Matz <matz@suse.de>
2581 PR tree-optimization/41454
2582 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2583 (tree_ssa_dominator_optimize): Don't allocate and free it.
2584 (dom_opt_leave_block): Don't iterate over it.
2585 (eliminate_redundant_computations): Don't return a value.
2586 (cprop_operand, cprop_into_stmt): Ditto.
2587 (optimize_stmt): Don't defer updating stmts.
2589 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2591 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2592 generic_parameter_die, template_parameter_pack_die,
2593 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2594 renaming DW_TAG_formal_parameter_pack and
2595 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2596 and DW_TAG_GNU_template_parameter_pack.
2598 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2600 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2601 * config/v850/v850.c (v850_function_value): New function.
2602 (TARGET_FUNCTION_VALUE): Define.
2604 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2606 * tree-vect-stmts.c (vectorizable_call): Call
2607 mark_symbols_for_renaming after vect_finish_stmt_generation.
2609 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2610 to loc_descriptor_from_tree.
2611 (add_location_or_const_value_attribute): Pass 0 instead of 2
2612 for decl_by_reference_p decls.
2614 2009-09-25 Richard Guenther <rguenther@suse.de>
2617 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2620 2009-09-25 Ben Elliston <bje@au.ibm.com>
2622 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2625 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2627 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2628 form of instruction.
2630 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2633 * fold-const.c (const_binop): Handle complex int division.
2634 * tree-complex.c (expand_complex_div_straight,
2635 expand_complex_div_wide): Update comments.
2637 2009-09-24 DJ Delorie <dj@redhat.com>
2640 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2641 (reg_class): Likewise.
2642 (REG_CLASS_NAMES): Likewise.
2643 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2644 (m32c_override_options): Disable -fivopts for M32C.
2646 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2648 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2649 Delete VSX load/store with update support.
2650 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2651 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2655 (VStype_load_update): Ditto.
2656 (VStype_store_update): Ditto.
2657 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2658 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2660 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2661 load/store with update builtins.
2663 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2665 * libgcc2.c (L_trampoline): Prototype for getpagesize
2666 and mprotect in WINNT case.
2668 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2670 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2671 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2672 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2673 'outgoing' argument.
2674 (TARGET_FUNCTION_VALUE): Define.
2676 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2678 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2680 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2683 * common.opt: Initialize dwarf_strict to -1.
2684 * toplev.c (process_options): Catch unset dwarf_strict
2685 and set to 0 for all targets not overriding.
2686 * config/darwin.c (darwin_override_options): Catch unset
2687 dwarf_strict and override to 1.
2689 2009-09-24 Jeff Law <law@redhat.com>
2691 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2693 2009-09-24 Richard Guenther <rguenther@suse.de>
2695 PR tree-optimization/36143
2696 PR tree-optimization/38747
2697 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2698 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2700 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2703 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2704 return false instead of gcc_unreachable (). For CONST return the
2705 value returned by recursive call instead of always returning true.
2706 (tree_add_const_value_attribute): Return the value returned by
2707 add_const_value_attribute instead of always returning true if rtl
2710 2009-09-23 Justin Seyster <jrseys@gmail.com>
2712 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2714 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2716 * cgraphunit.c (cgraph_lower_function): Revert last change.
2717 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2718 instead of DECL_NO_STATIC_CHAIN.
2719 * tree-cfg.c (verify_gimple_call): Likewise.
2720 * tree-nested.c (get_chain_decl, get_chain_field,
2721 convert_tramp_reference_op, convert_gimple_call): Likewise.
2722 (convert_all_function_calls): Likewise. Always set or clear
2723 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2724 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2725 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2727 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2728 DECL_NO_STATIC_CHAIN.
2729 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2730 instead of DECL_NO_STATIC_CHAIN.
2731 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2732 decl_function_context.
2733 * varasm.c (initializer_constant_valid_p): Likewise.
2734 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2735 (DECL_STATIC_CHAIN): ... this.
2736 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2737 instead of DECL_NO_STATIC_CHAIN.
2739 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2740 Rafael Avila de Espindola <espindola@google.com>
2742 * gengtype.c (nb_plugin_files): Make it unsigned to match
2743 num_gt_files. Adjust other variables to avoid warnings.
2744 (main): Allocate an all zero lang_bitmap before each plugin file name
2745 to match regular file names.
2747 2009-09-23 Richard Henderson <rth@redhat.com>
2749 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2750 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2751 static chain passed in memory.
2752 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2753 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2754 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2755 STATIC_CHAIN_REGNUM defined.
2757 * config/picochip/picochip-protos.h: s/class/klass/.
2758 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2759 (picochip_static_chain): New.
2760 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2761 (STATIC_CHAIN_INCOMING): Remove.
2763 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2764 (xtensa_static_chain): New.
2765 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2766 (STATIC_CHAIN_INCOMING): Remove.
2768 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2770 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2771 * config/pa/pa-protos.h (function_value): Remove.
2772 * config/pa/pa.c (pa_function_value): Rename from function_value.
2773 Make static, add 'outgoing' argument.
2774 (TARGET_FUNCTION_VALUE): Define.
2776 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2778 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2779 instead of cfun->machine->is_leaf.
2780 * config/avr/avr.h (machine_function): Remove is_leaf field.
2782 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2785 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2786 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2787 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2788 the same size, prefer DW_OP_stack_value.
2789 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2790 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2792 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2795 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2797 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2800 * cfgexpand.c (convert_debug_memory_address): New.
2801 (expand_debug_expr): Convert base address and offset to the same
2802 mode. Use it to convert addresses to other modes. Accept
2805 2009-09-23 Richard Guenther <rguenther@suse.de>
2807 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2808 produced for bigendian targets with promoted subregs.
2810 2009-09-23 Richard Guenther <rguenther@suse.de>
2812 * value-prof.c (gimple_ic): Purge old EH edges only after building
2815 2009-09-23 Nick Clifton <nickc@redhat.com>
2817 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2819 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2822 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2825 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2826 on non-nested functions.
2828 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2829 Jan Hubicka <jh@suse.cz>
2831 * dwarf2out.c (loc_list_plus_const): Only define if
2832 DWARF2_DEBUGGING_INFO.
2833 (address_of_int_loc_descriptor): Likewise.
2836 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2838 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2841 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2842 constant is more than zero.
2844 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2847 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2848 call final to emit non-scheduled prologue, instead insert at entry.
2850 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2851 Joseph S. Myers <joseph@codesourcery.com>
2853 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2855 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2856 Rafael Avila de Espindola <espindola@google.com>
2858 * gengtype.c (is_file_equal): New function.
2859 (close_output_files): Use is_file_equal. Free of->buf.
2861 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2862 Rafael Avila de Espindola <espindola@google.com>
2864 * gengtype.c (write_types, write_local): Add the output_header
2865 argument. Update all callers.
2867 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2869 * dwarf2out.c (template_parameter_pack_die,
2870 gen_formal_parameter_pack_die ): New functions.
2871 (make_ith_pack_parameter_name): Remove this function.
2872 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2873 DW_TAG_formal_parameter_pack.
2874 (gen_generic_params_dies): Represent each template parameter pack
2875 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2876 represented by usual DW_TAG_template_*_parameter DIEs that are
2877 children of the DW_TAG_template_parameter_pack element DIE.
2878 (generic_parameter_die): This doesn't deal with parameter pack
2879 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2880 of parameter pack DIEs.
2881 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2882 in certain cases, e.g. for pack elements.
2883 (gen_formal_types_die, gen_decl_die): Adjust usage of
2884 gen_formal_parameter_die.
2885 (gen_subprogram_die): Represent each function parameter pack by a
2886 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2887 represented by usual DW_TAG_formal_parameter DIEs that are children
2888 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2889 ____builtin_va_alist decls as no part of the compiler uses those
2891 * langhooks.h (struct lang_hooks_for_decls): Add
2892 function_parm_expanded_from_pack_p, get_generic_function_decl
2893 and function_parameter_pack_p hooks. Fix comment for
2894 get_innermost_generic_parms hook.
2895 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2896 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2897 macros and use them to initialize lang_hook.
2899 2009-09-22 Richard Henderson <rth@redhat.com>
2901 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2902 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2903 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2904 on TRAMPOLINE_TEMPLATE.
2905 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2906 TRAMPOLINE_ADJUST_ADDRESS.
2907 * targhooks.c (default_asm_trampoline_template): Remove.
2908 (default_trampoline_adjust_address): Remove.
2909 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2910 * targhooks.h: Update decls.
2912 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2914 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2915 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2916 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2918 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2921 * reload1.c (reload): Reset debug insns with pseudos without
2924 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2926 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2927 unconditional true for decimal float modes.
2928 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2929 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2931 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2933 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2934 Enable a new case for __FreeBSD__ >= 7.
2935 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2936 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2937 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2938 and USE_LD_AS_NEEDED.
2940 * doc/install.texi (*-*-freebsd*): Update target information.
2942 2009-09-22 Richard Guenther <rguenther@suse.de>
2945 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2946 arrays really properly.
2948 2009-09-22 Richard Henderson <rth@redhat.com>
2951 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2952 calls.static_chain, calls.trampoline_init,
2953 calls.trampoline_adjust_address.
2954 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2955 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2956 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2957 * builtins.c (expand_builtin_setjmp_receiver): Use
2958 targetm.calls.static_chain; only clobber registers.
2959 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2960 set up memory attributes properly for the trampoline block.
2961 (expand_builtin_adjust_trampoline): Use
2962 targetm.calls.trampoline_adjust_address.
2963 * calls.c (prepare_call_address): Add fndecl argument. Use
2964 targetm.calls.static_chain.
2965 * df-scan.c (df_need_static_chain_reg): Remove.
2966 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2967 consolodate static chain handling.
2968 * doc/tm.texi: Document new hooks.
2969 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2970 (init_emit_regs): Don't initialize them.
2971 * expr.h (prepare_call_address): Update decl.
2972 * final.c (profile_function): Use targetm.calls.static_chain.
2973 * function.c (expand_function_start): Likewise.
2974 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2975 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2976 only clobber registers.
2977 * targhooks.c (default_static_chain): New.
2978 (default_asm_trampoline_template, default_trampoline_init): New.
2979 (default_trampoline_adjust_address): New.
2980 * targhooks.h: Declare them.
2981 * varasm.c (assemble_trampoline_template): Use
2982 targetm.asm_out.trampoline_template. Make the memory block const
2985 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2986 alpha_initialize_trampoline. Make static. Merge VMS parameter
2987 differences into the TARGET_ABI_OPEN_VMS code block.
2988 (TARGET_TRAMPOLINE_INIT): New.
2989 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2990 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2991 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2992 (INITIALIZE_TRAMPOLINE): Remove.
2994 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2995 (TRAMPOLINE_TEMPLATE): Merge with ...
2996 (INITIALIZE_TRAMPOLINE): ... this and move ...
2997 * config/arc/arc.c (arc_trampoline_init): ... here.
2998 (TARGET_TRAMPOLINE_INIT): New.
3000 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3001 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3002 (arm_asm_trampoline_template): New.
3003 (arm_trampoline_init, arm_trampoline_adjust_address): New.
3004 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
3005 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
3006 code to arm_asm_trampoline_template.
3007 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
3008 arm_trampoline_adjust_address.
3009 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
3010 adjust for target hook parameters.
3012 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
3015 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
3016 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
3017 (bfin_trampoline_init): Rename from initialize_trampoline;
3018 make static; update for target hook parameters.
3019 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3020 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
3021 bfin_asm_trampoline_template.
3022 (INITIALIZE_TRAMPOLINE): Remove.
3024 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3025 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
3026 cris_trampoline_init): New.
3027 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
3028 cris_asm_trampoline_template.
3029 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
3030 adjust for target hook parameters.
3032 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
3034 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3035 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
3036 fr30_trampoline_init): New.
3037 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
3038 fr30_asm_trampoline_template.
3039 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
3040 adjust for target hook parameters.
3042 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
3043 (frv_trampoline_init): Rename from frv_initialize_trampoline;
3044 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
3045 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
3046 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
3048 * config/h8300/h8300.c (h8300_trampoline_init): New.
3049 (TARGET_TRAMPOLINE_INIT): New.
3050 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
3051 to h8300_trampoline_init and adjust for hook parameters.
3053 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3054 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3055 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3056 make static; adjust for hook parameters.
3057 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3059 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3060 (TARGET_TRAMPOLINE_INIT): New.
3061 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3062 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3063 iq2000_asm_trampoline_template.
3064 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3065 (TRAMPOLINE_CODE_SIZE): New.
3066 (TRAMPOLINE_SIZE): Use it.
3067 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3069 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3070 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3071 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3072 adjust for hook parameters.
3073 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3075 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3076 (m32r_trampoline_init): New.
3077 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3078 m32r_trampoline_init.
3080 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3081 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3082 make static; update for hook parameters.
3083 * config/m68hc11/m68hc11-protos.h: Update.
3084 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3086 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3087 (TARGET_TRAMPOLINE_INIT): New.
3088 (mcore_function_value): Fix typo.
3089 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3090 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3091 to mcore_asm_trampoline_template.
3092 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3094 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3095 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3096 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3097 update for hook parameters.
3098 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3100 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3101 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3102 mips_trampoline_init): New.
3103 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3104 mips_asm_trampoline_template.
3105 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3106 update for hook parameters.
3108 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3109 (TARGET_TRAMPOLINE_INIT): New.
3110 (mmix_trampoline_size): Remove.
3111 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3112 make static. Remove out-of-date tetra vs octa comment.
3113 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3114 make static; update for hook parameters.
3115 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3116 (INITIALIZE_TRAMPOLINE): Remove.
3117 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3118 (TRAMPOLINE_ALIGNMENT): New.
3119 * gcc/config/mmix/mmix-protos.h: Update.
3121 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3122 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3123 mn10300_trampoline_init): New.
3124 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3125 mn10300_asm_trampoline_template.
3126 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3128 * config/moxie/moxie.c (moxie_static_chain,
3129 moxie_asm_trampoline_template, moxie_trampoline_init,
3130 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3131 TARGET_TRAMPOLINE_INIT): New.
3132 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3133 moxie_trampoline_init.
3134 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3135 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3137 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3138 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3139 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3140 pa_trampoline_adjust_address): New.
3141 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3142 pa_asm_trampoline_template.
3143 (TRAMPOLINE_ALIGNMENT): New.
3144 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3145 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3146 adjust for hook parameters.
3147 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3149 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3150 (TARGET_TRAMPOLINE_INIT): New.
3151 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3152 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3154 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3156 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3157 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3158 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3159 make static; adjust parameters for the hook.
3160 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3162 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3163 s390_trampoline_template; make static.
3164 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3165 make static; adjust for target hook.
3166 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3167 * config/s390/s390-protos.h: Remove trampoline decls.
3168 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3169 (TRAMPOLINE_TEMPLATE): Remove.
3170 (TRAMPOLINE_ALIGNMENT): New.
3172 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3173 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3174 (TARGET_TRAMPOLINE_INIT): New.
3175 (score_asm_trampoline_template): New.
3176 (score_trampoline_init): Rename from score_initialize_trampoline;
3177 make static; adjust for hook parameters.
3178 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3179 score[37]_asm_trampoline_template.
3180 (INITIALIZE_TRAMPOLINE): Remove.
3181 * config/score/score3.c (score3_asm_trampoline_template): New.
3182 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3183 adjust for target hook.
3184 * config/score/score7.c (score7_asm_trampoline_template): New.
3185 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3186 adjust for target hook.
3187 * config/score/score3.h, config/score/score7.h: Update.
3189 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3190 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3191 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3192 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3193 make static; adjust for target hook parameters.
3194 (sh_trampoline_adjust_address): New.
3195 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3196 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3198 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3199 (sparc32_initialize_trampoline): Rename from
3200 sparc_initialize_trampoline; make static; replace tramp parameter
3201 with m_tramp and update memory accesses.
3202 (sparc64_initialize_trampoline): Similarly.
3203 (sparc_trampoline_init): New.
3204 * config/sparc/sparc-protos.h: Remove trampoline decls.
3205 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3206 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3208 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3209 (array_to_constant): Make ARR parameter const.
3210 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3211 make static; update for hook parameters.
3212 * config/spu/spu-protos.h: Update decls.
3213 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3215 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3216 from xstormy16_initialize_trampoline; make static; update for
3218 (TARGET_TRAMPOLINE_INIT): New.
3219 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3221 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3222 (TARGET_TRAMPOLINE_INIT): New.
3223 (v850_can_eliminate): Make static.
3224 (v850_asm_trampoline_template, v850_trampoline_init): New.
3225 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3226 v850_asm_trampoline_template.
3227 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3228 and adjust for target hook parameters.
3230 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3231 (TARGET_TRAMPOLINE_INIT): New.
3232 (vax_asm_trampoline_template, vax_trampoline_init): New.
3233 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3234 vax_asm_trampoline_template.
3235 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3237 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3238 (TARGET_TRAMPOLINE_INIT): New.
3239 (xtensa_asm_trampoline_template): Rename from
3240 xtensa_trampoline_template; make static.
3241 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3242 make static; update for hook parameters.
3243 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3244 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3245 (INITIALIZE_TRAMPOLINE): Remove.
3247 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3248 error for nested functions with regparm=3.
3249 (ix86_compute_frame_layout): Adjust frame pointer offset for
3250 ix86_static_chain_on_stack.
3251 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3252 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3253 don't reset to UNITS_PER_WORD.
3254 (ix86_emit_leave): Adjust ix86_cfa_state.
3255 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3256 (ix86_static_chain): New.
3257 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3258 make static; update for target hook parameters; use ix86_static_chain.
3259 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3260 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3261 (INITIALIZE_TRAMPOLINE): Remove.
3262 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3263 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3264 to the end. Add static_chain_on_stack.
3265 (ix86_static_chain_on_stack): New.
3267 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3268 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3269 (m68k_trampoline_init): New.
3270 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3271 m68k_trampoline_init and adjust for hook parameters.
3272 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3273 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3275 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3277 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3278 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3280 * reload1.c (reload): Call wrap_constant when substituting
3281 reg for equiv inside of DEBUG_INSNs.
3284 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3285 add_call_src_coords_attributes, add_high_low_attributes,
3286 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3287 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3288 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3289 when -gdwarf-2 -gstrict-dwarf.
3290 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3291 -gdwarf-[23] -gstrict-dwarf.
3292 (address_of_int_loc_descriptor, loc_descriptor,
3293 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3294 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3295 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3297 2009-09-22 Richard Guenther <rguenther@suse.de>
3299 PR tree-optimization/41428
3300 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3301 (ccp_finalize): Pass it to substitute_and_fold.
3303 2009-09-22 Richard Guenther <rguenther@suse.de>
3305 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3306 (substitute_and_fold): Adjust prototype.
3307 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3308 (simplify_stmt_using_ranges): Likewise.
3309 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3310 (vrp_fold_stmt): New function.
3311 (vrp_finalize): Pass it to substitute_and_fold.
3312 * tree-flow.h (vrp_evaluate_conditional): Remove.
3313 (simplify_stmt_using_ranges): Likewise.
3314 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3315 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3316 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3318 (fold_predicate_in): Move to tree-vrp.c.
3319 (substitute_and_fold): Use the callback instead of calling into
3320 tree-vrp.c functions directly.
3322 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3324 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3325 comparison warning on rs6000.
3328 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3329 GIMPLE_EH_MUST_NOT_THROW cleanup.
3330 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3332 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3335 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3336 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3337 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3338 libSystem which is derived from the gcc 4.2.1 unwinder.
3340 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3343 * varasm.c (default_encode_section_info): Copy TLS model into
3344 sym_ref flags regardless of backend support for TLS, for all
3345 model types except TLS_MODEL_EMULATED.
3347 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3350 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3351 we can handle it correctly.
3353 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3355 * doc/install.texi (os2): Remove section.
3357 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3359 * doc/standards.texi (Objective-C): Adjust two URLs.
3361 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3363 * tree-tailcall.c (process_assignment): Don't check if a
3364 multiplication or an addition are already present.
3365 (find_tail_calls): Combine multiple additions and multiplications.
3366 (adjust_accumulator_values): Emit accumulators.
3368 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3370 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3371 xmm register restore.
3373 2009-09-21 Jan Hubicka <jh@suse.cz>
3375 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3376 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3379 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3381 * stor-layout.c (layout_type): Remove obsolete code.
3383 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3386 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3388 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3391 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3392 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3393 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3394 * fold-const.c (const_binop): Likewise.
3395 * real.h (do_mpc_arg2): Update prototype.
3397 2009-09-20 Jan Hubicka <jh@suse.cz>
3399 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3400 (add_location_or_const_value_attribute): Rewrite using
3402 (tree_add_const_value_attribute): Return true if successful.
3403 (tree_add_const_value_attribute_for_decl): Likewise.
3405 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3406 (loc_descriptor): ... here;
3407 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3408 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3409 pool items that was not marked for output.
3410 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3411 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3412 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3413 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3414 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3415 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3416 DW_OP_stack_value to get address of items that are not available
3418 (dw_loc_list): Handle single element lists correctly.
3420 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3421 Pascal Obry <obry@adacore.com>
3423 * unwind-dw2-fde.c (classify_object_over_fdes):
3424 Cast the constant 1 to _Unwind_Ptr.
3425 (add_fdes): Likewise.
3426 (linear_search_fdes): Likewise.
3428 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3430 * stor-layout.c (set_sizetype): Avoid useless type copy.
3432 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3434 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3436 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3437 * configure, config.in: Regenerate.
3438 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3440 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3441 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3442 for global data if the output could be used in a shared library.
3443 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3444 to 0 if TARGET_WRITABLE_EH_FRAME.
3446 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3448 PR rtl-optimization/39886
3449 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3450 just when insn is equal to BB_END (bb).
3452 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3454 * config/mips/mips.opt (mrelax-pic-calls): New option.
3455 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3457 (mips_unspec_call): Change "unspec_call" expander into this.
3458 (mips_strip_unspec_call): New function.
3459 (mips_got_load): Call mips_unspec_call instead of
3460 gen_unspec_call<mode>.
3461 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3463 (mips_cfg_in_reorg): New function.
3464 (mips16_lay_out_constants): Use it to decide whether to call
3465 CFG-aware insn splitting.
3466 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3467 mips_reorg. Move DF set-up code from here ...
3468 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3470 (mips_reorg): Call mips_df_reorg instead of
3471 r10k_insert_cache_barriers. Move CFG set-up code here from
3472 r10k_insert_cache_barriers.
3473 (mips_call_expr_from_insn): New function.
3474 (mips_pic_call_symbol_from_set): Likewise.
3475 (mips_find_pic_call_symbol): Likewise.
3476 (mips_annotate_pic_call_expr): Likewise.
3477 (mips_get_pic_call_symbol): Likewise.
3478 (mips_annotate_pic_calls): Likewise.
3479 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3481 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3482 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3483 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3485 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3486 (unspec_call<mode>): Remove it.
3487 (sibcall_internal, sibcall_value_internal,
3488 sibcall_value_multiple_internal, call_internal, call_split,
3489 call_value_internal, call_value_split,
3490 call_value_multiple_internal, call_value_multiple_split): Pass
3491 SIZE_OPNO to MIPS_CALL.
3492 (call_internal_direct, call_direct_split,
3493 call_value_internal_direct, call_value_direct_split): Pass -1 as
3494 SIZE_OPNO to MIPS_CALL.
3495 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3496 * configure: Regenerate.
3497 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3498 and -mno-relax-pic-calls.
3499 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3501 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3504 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3505 in the directory this rule is called from, rather than the
3506 toplevel 'gcc' directory, to fix in-tree build.
3508 2009-09-19 Chris Demetriou <cgd@google.com>
3510 PR preprocessor/28435:
3511 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3512 to cpplib that the preprocessor output is needed.
3514 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3516 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3517 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3518 *return_and_restore_fpregs_<mode>,
3519 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3522 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3523 instead of assuming it has always a REG inside of it.
3525 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3527 * config/freebsd.h: Update comment on types.
3528 (WINT_TYPE): Define.
3530 2009-09-18 Jason Merrill <jason@redhat.com>
3532 * c.opt: Add -fno-deduce-init-list.
3534 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3536 * value-prof.c (interesting_stringop_to_profile_p): Added output
3537 argument to indicate which parameter is the size parameter.
3538 * value-prof.c (gimple_stringop_fixed_value): Use
3539 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3540 * value-prof.c (gimple_stringops_transform): Update call sites to
3541 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3543 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3546 From David Binderman <dcb314@hotmail.com>:
3547 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3548 local variable f. Remove stale comments.
3549 (ix86_compute_frame_layout): Remove useless local variable total_size.
3550 Remove #if 0'd code.
3551 (legitimate_address_p): Remove useless local variables
3552 reason_rtx and reason.
3553 (ix86_split_copysign_const): Remove useless local variable op1.
3554 (scale_counter): Remove useless local variable piece_size_mask.
3556 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3558 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3561 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3564 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3566 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3568 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3571 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3573 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3574 DW_OP_implicit_value even without dwarf_version 4.
3576 2009-09-17 Jan Hubicka <jh@suse.cz>
3578 * dwarf2out.c: Include tree-pass.h and gimple.h.
3579 (loc_list_plus_const): New function.
3580 (loc_descriptor_from_tree_1): Rename to ...
3581 (loc_descriptor_from_tree): ... remove original.
3582 (loc_list_from_tree): New function.
3583 (add_AT_location_description): Accept location list.
3584 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3585 (concatn_mem_loc_descriptor): Remove.
3586 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3588 (secname_for_decl): Move up.
3589 (hidden_reference_p): New function; break out from ...
3590 (loc_by_refernece): ... here; move up.
3591 (dw_loc_list): New function.
3592 (single_element_loc_list): New function.
3593 (single_element_loc_list_p): New function.
3594 (add_loc_descr_to_each): New function.
3595 (add_loc_list): New function.
3596 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3597 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3598 add diagnostics why expansion failed.
3599 (add_location_or_const_value_attribute): Support location lists.
3600 (add_bound_info): Likewise.
3601 (descr_info_loc): Update call of loc_descriptor_from_tree.
3602 (gen_variable_die): Work on location lists.
3603 * final.c (pass_final): Add dump file.
3604 * Makefile.in (dwarf2out.o): Add new dependencies.
3606 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3609 * real.c decimal_from_integer, decimal_integer_string): New.
3610 (real_from_integer): Use them as special case for decimal float.
3611 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3612 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3613 Do not append zero after the decimal point in string to convert.
3615 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3617 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3618 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3620 2009-09-17 Martin Jambor <mjambor@suse.cz>
3622 * common.opt (fipa-sra): New switch.
3623 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3624 * timevar.def (TV_IPA_SRA): New timevar.
3625 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3626 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3627 * tree-sra.c: Include cgraph.c.
3628 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3629 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3630 and grp_not_necessarilly_dereferenced.
3631 (func_param_count): New variable.
3632 (encountered_apply_args): New variable.
3633 (bb_dereferences): New variable.
3634 (final_bbs): New variable.
3635 (no_accesses_representant): New variable.
3636 (no_accesses_p): New function.
3637 (dump_access): Dump the new fields.
3638 (sra_initialize): Set encountered_apply_args to false.
3639 (get_ssa_base_param): New function.
3640 (mark_parm_dereference): New function.
3641 (create_access): Caring for INIDRECT_REFs and different handling of
3642 varialble length accesses in early IPA SRA. Store the stmt - a new
3643 parameter - to the new access.
3644 (build_access_from_expr_1): New parameter stmt, passed to
3645 create_access. Handle INDIRECT_REFs.
3646 (build_access_from_expr): Pass the current statement to
3647 build_access_from_expr_1.
3648 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3650 (build_accesses_from_assign): Pass the current statement to
3651 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3652 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3653 final_bbs when necessary. Check for calls to __builtin_apply_args.
3654 Fixup EH info if anythng was changed.
3655 (is_unused_scalar_param): New function.
3656 (ptr_parm_has_direct_uses): New function.
3657 (find_param_candidates): New function.
3658 (mark_maybe_modified): New function.
3659 (analyze_modified_params): New function.
3660 (propagate_dereference_distances): New function.
3661 (dump_dereferences_table): New function.
3662 (analyze_caller_dereference_legality): New function.
3663 (unmodified_by_ref_scalar_representative): New function.
3664 (splice_param_accesses): New function.
3665 (decide_one_param_reduction): New function.
3666 (enum ipa_splicing_result): New type.
3667 (splice_all_param_accesses): New function.
3668 (get_param_index): New function.
3669 (turn_representatives_into_adjustments): New function.
3670 (analyze_all_param_acesses): New function.
3671 (get_replaced_param_substitute): New function.
3672 (get_adjustment_for_base): New function.
3673 (replace_removed_params_ssa_names): New function.
3674 (sra_ipa_reset_debug_stmts): New function.
3675 (sra_ipa_modify_expr): New function.
3676 (sra_ipa_modify_assign): New function.
3677 (convert_callers): New function.
3678 (modify_function): New function.
3679 (ipa_sra_preliminary_function_checks): New function.
3680 (ipa_early_sra): New function.
3681 (ipa_early_sra_gate): New function.
3682 (pass_early_ipa_sra): New variable.
3683 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3685 2009-09-17 Michael Matz <matz@suse.de>
3688 * tree.c (build_type_attribute_qual_variant): Export.
3689 * tree.h (build_type_attribute_qual_variant): Declare.
3690 * tree-inline.c (remap_type_1): Use it to build variants with
3691 the original qualifiers and attributes.
3693 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3695 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3696 without a fallthrough edge.
3698 2009-09-16 DJ Delorie <dj@redhat.com>
3700 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3701 chip and ignore the "fast_interrupt" attribute if so.
3703 2009-09-16 Richard Henderson <rth@redhat.com>
3706 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3709 2009-09-16 Richard Henderson <rth@redhat.com>
3712 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3713 is set only if DECL_NO_STATIC_CHAIN is unset.
3714 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3715 (FOR_EACH_NEST_INFO): New.
3716 (walk_all_functions): Use it.
3717 (finalize_nesting_tree): Likewise.
3718 (unnest_nesting_tree): Likewise.
3719 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3720 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3721 (convert_gimple_call): Early out if gimple_call_chain already set.
3722 (convert_all_function_calls): Iterate until no new functions
3723 require a static chain.
3724 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3725 when building a trampoline. Use dump_function_to_file instead
3727 (lower_nested_functions): Open dump_file. Validate that decls
3728 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3729 bit reset by this pass.
3731 2009-09-16 Michael Matz <matz@suse.de>
3734 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3735 shorten decl_common_unused.
3736 (DECL_RESTRICTED_P): New accessor.
3737 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3738 to disambiguate marked decls and restrict pointers.
3740 2009-09-16 Richard Henderson <rth@redhat.com>
3743 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3745 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3747 * integrate.c (set_block_abstract_flags): Call
3748 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3750 2009-09-16 Richard Guenther <rguenther@suse.de>
3753 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3756 2009-09-16 DJ Delorie <dj@redhat.com>
3757 Kaz Kojima <kkojima@gcc.gnu.org>
3759 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3760 (sh_expand_prologue): Update calls to output_stack_adjust.
3761 (sh_expand_epilogue): Likewise.
3763 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3766 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3767 trying to limit the extent of searches in the insn stream.
3769 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3770 Jakub Jelinek <jakub@redhat.com>
3774 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3776 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3777 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3778 (rs6000_savres_strategy): Always save FP registers inline if the
3779 target doesn't support hardware double-precision. Set the above
3780 bits in return value when needed.
3781 (rs6000_savres_routine_sym): Fix computation for cache selector.
3782 Mark the generated symbol as a function. Rename exitp argument to
3783 lr. Move code for determining the name of the symbol...
3784 (rs6000_savres_routine_name): ...here. New function. Add cases for
3785 getting the names right on AIX and 64-bit Linux.
3786 (savres_routine_name): New variable.
3787 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3788 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3789 on what the target routine uses as a base register. If savep && lr
3790 describe saving of r0 into memory slot.
3791 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3792 line calls for AIX ABI.
3793 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3794 determine FP save/restore functions.
3795 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3796 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3798 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3799 Duplicate restoration of LR and execute the appropriate one
3800 depending on whether GPRs are being restored inline. Set r11 from
3801 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3802 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3803 Fix out of line calls for AIX ABI.
3804 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3806 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3808 (*restore_gpregs_spe): Likewise.
3809 (*return_and_restore_gpregs_spe): Likewise.
3810 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3811 Define to empty string unconditionally.
3812 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3813 Define to empty string unconditionally.
3814 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3817 2009-09-15 Jan Hubicka <jh@suse.cz>
3819 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3820 * params.def (inline-insns-auto): Likewise.
3822 2009-09-15 Martin Jambor <mjambor@suse.cz>
3824 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3825 individual statements only at TDF_DETAILS dump level. Format
3826 source for 80 characters per line.
3828 2009-09-15 Christian Bruel <christian.bruel@st.com>
3830 * regrename.c (do_replace): Update REG_DEAD notes.
3832 2009-09-15 Revital Eres <eres@il.ibm.com>
3834 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3835 * targhooks.c (default_builtin_support_vector_misalignment):
3836 New builtin function.
3837 * targhooks.h (default_builtin_support_vector_misalignment):
3839 * target.h (builtin_support_vector_misalignment):
3840 New field in struct gcc_target.
3841 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3842 new builtin function.
3843 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3845 * config/rs6000/rs6000.c
3846 (rs6000_builtin_support_vector_misalignment): New function.
3847 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3849 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3851 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3853 (bfin_optimize_loop): Likewise.
3854 (bfin_gen_bundles): Likewise.
3855 (workaround_speculation): Likewise.
3856 (find_load): Return NULL_RTX for debug_insn.
3858 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3860 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3863 2009-09-14 DJ Delorie <dj@redhat.com>
3865 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3866 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3869 2009-09-14 Richard Henderson <rth@redhat.com>
3870 Jakub Jelinek <jakub@redhat.com>
3872 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3873 * cfgbuild.c (make_edges): Handle asm goto.
3874 * cfglayout.c (fixup_reorder_chain): Likewise.
3875 * cfgrtl.c (patch_jump_insn): Likewise.
3876 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3877 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3878 (gimple_build_asm_vec): Add and use labels parameter.
3879 (gimple_build_asm): Remove.
3880 (walk_gimple_asm): Walk labels too.
3881 * gimple.def (GIMPLE_ASM): Update docs.
3882 * gimple.h: Update decls.
3883 (struct gimple_statement_asm): Change nc to use unsigned char;
3885 (gimple_asm_nlabels): New.
3886 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3887 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3888 into gimple_build_asm_vec.
3889 * jump.c (mark_jump_label_asm): New.
3890 (mark_jump_label): Use it.
3891 (redirect_jump_1): Handle asm goto.
3892 (invert_jump_1): Soft fail if X is null.
3893 * recog.c (extract_asm_operands): New.
3894 (asm_noperands): Use it; handle asm labels.
3895 (decode_asm_operands): Use extract_asm_operands.
3896 (asm_operand_ok): Properly handle empty string.
3897 * reg-stack.c (get_asm_operands_in_out): Rename from
3898 get_asm_operand_n_inputs; use extract_asm_operands; return both
3899 inputs and outputs by reference; update all callers.
3900 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3901 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3902 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3903 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3904 (extract_asm_operands): Declare.
3905 * stmt.c (expand_asm_operands): Add and use labels parameter.
3906 (check_unique_operand_names): Likewise.
3907 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3908 (expand_asm_stmt): Handle asm labels.
3909 * tree-cfg.c (make_gimple_asm_edges): New.
3910 (make_edges): Use it.
3911 (cleanup_dead_labels): Handle asm labels.
3912 (is_ctrl_altering_stmt): Likewise.
3913 (gimple_redirect_edge_and_branch): Likewise.
3914 * tree.def (ASM_EXPR): Add 5th operand.
3915 * tree.h (ASM_LABELS): New.
3916 (resolve_asm_operand_names): Update decl.
3918 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3919 (c_parser_asm_goto_operands): New.
3920 * c-tree.h (build_asm_expr): Update decl.
3921 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3922 * doc/extend.texi: Document asm goto.
3924 2009-09-14 Richard Henderson <rth@redhat.com>
3926 * except.h: Update declarations.
3927 (struct pointer_map_t): Forward declare.
3928 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3929 (struct eh_landing_pad_d, eh_landing_pad): New.
3930 (struct eh_catch_d, eh_catch): New.
3931 (struct eh_region_d): Remove next_region_sharing_label, aka,
3932 label, tree_label, landing_pad, post_landing_pad, resume,
3933 may_contain_throw. Rename region_number to index. Remove
3934 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3935 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3936 (VEC(eh_landing_pad,gc)): New.
3937 (struct eh_status): Remove last_region_number. Add lp_array,
3938 throw_stmt_table, ttype_data, ehspec_data.
3939 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3940 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3941 * except.c (lang_protect_cleanup_actions): Return tree.
3942 (struct ehl_map_entry): Remove.
3943 (init_eh_for_function): Push zero entries for region and lp_array.
3944 (gen_eh_region): Add to region_array immediately.
3945 (gen_eh_region_catch): Operate on eh_catch objects.
3946 (gen_eh_landing_pad): New.
3947 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3948 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3949 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3950 (get_eh_landing_pad_from_number_fn): New.
3951 (get_eh_landing_pad_from_number): New.
3952 (get_eh_region_from_lp_number_fn): New.
3953 (get_eh_region_from_lp_number): New.
3954 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3955 (get_exception_pointer, get_exception_filter): Remove.
3956 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3957 (current_function_has_exception_handlers): Simplify.
3958 (bring_to_root, eh_region_replaceable_by_p): Remove.
3959 (replace_region, hash_type_list, hash_eh_region): Remove.
3960 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3961 (label_to_region_map, num_eh_regions): Remove.
3962 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3963 (find_exception_handler_labels): Remove.
3964 (duplicate_eh_regions_0, find_prev_try): Remove.
3965 (struct duplicate_eh_regions_data): New.
3966 (duplicate_eh_regions_1): Rewrite.
3967 (duplicate_eh_regions): Return a pointer map instead of an
3969 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3970 (redirect_eh_edge_to_label): Remove.
3971 (eh_region_outermost): Rewrite using eh_region pointers
3972 instead of integers.
3973 (add_ttypes_entry): Update for ttype_data move to eh_status.
3974 (add_ehspec_entry): Rewrite with VEC instead of varray.
3975 (assign_filter_values): Likewise. Export.
3976 (build_post_landing_pads, connect_post_landing_pads): Remove.
3977 (dw2_build_landing_pads): Rewrite to use lp_array.
3978 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3979 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3980 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3981 (sjlj_mark_call_sites): Update for landing pad numbers.
3982 (finish_eh_generation): Rewrite.
3983 (gate_handle_eh): Do nothing for no eh tree.
3984 (pass_rtl_eh): Move up near finish_eh_generation.
3985 (remove_eh_landing_pad): New.
3986 (remove_eh_handler): Export.
3987 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3988 (for_each_eh_label): Rewrite to use lp_array.
3989 (make_reg_eh_region_note): New.
3990 (make_reg_eh_region_note_nothrow_nononlocal): New.
3991 (insn_could_throw_p): New.
3992 (copy_reg_eh_region_note_forward): New.
3993 (copy_reg_eh_region_note_backward): New.
3994 (check_handled, add_reachable_handler): Remove.
3995 (reachable_next_level, foreach_reachable_handler): Remove.
3996 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3997 (get_eh_region_and_lp_from_rtx): New.
3998 (get_eh_region_from_rtx): New.
3999 (can_throw_internal_1, can_throw_external_1): Remove.
4000 (can_throw_internal): Use get_eh_region_from_rtx.
4001 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
4002 (insn_nothrow_p, can_nonlocal_goto): New.
4003 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
4004 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
4005 (add_action_record): Use VEC not varray.
4006 (collect_one_action_chain): Update for eh_region changes.
4007 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
4008 Use get_eh_region_and_lp_from_rtx.
4009 (gate_convert_to_eh_region_ranges): New.
4010 (pass_convert_to_eh_region_ranges): Use it.
4011 (push_uleb128, push_sleb128): Use VEC not varray.
4012 (output_one_function_exception_table): Likewise.
4013 (dump_eh_tree): Update for eh_region changes.
4014 (verify_eh_tree): Likewise.
4015 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
4016 * tree-eh.c: Include target.h.
4017 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
4018 Don't disallow GIMPLE_RESX; adjust argument check.
4019 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
4020 (record_stmt_eh_region): Update for landing pad numbers;
4021 generate a landing pad if necessary.
4022 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
4023 (remove_stmt_from_eh_lp_fn): Similarly.
4024 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
4025 Update for lp numbers; don't special case missing throw_stmt_table.
4026 (lookup_expr_eh_lp): Similarly.
4027 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
4028 (eh_seq, eh_region_may_contain_throw): New.
4029 (struct leh_state): Add ehp_region.
4030 (struct leh_tf_state): Remove eh_label.
4031 (emit_post_landing_pad): New.
4032 (emit_resx, emit_eh_dispatch): New.
4033 (note_eh_region_may_contain_throw): New.
4034 (frob_into_branch_around): Take eh_region not eh label;
4035 emit eh code into eh_seq.
4036 (honor_protect_cleanup_actions): Early exit for no actions. Don't
4037 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
4038 lower_eh_must_not_throw. Emit code to eh_seq.
4039 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
4040 (lower_try_finally_onedest): Likewise.
4041 (lower_try_finally_copy): Likewise.
4042 (lower_try_finally_switch): Likewise.
4043 (lower_try_finally): Initialize ehp_region.
4044 (lower_catch): Update for eh_catch objects.
4045 (lower_eh_filter): Don't handle must_not_throw.
4046 (lower_eh_must_not_throw): New.
4047 (lower_cleanup): Don't set eh_label.
4048 (lower_eh_constructs_2): Resolve eh builtins.
4049 Handle GIMPLE_EH_MUST_NOT_THROW.
4050 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
4051 Add eh_seq to the end of the function body.
4052 (make_eh_dispatch_edges): New.
4053 (make_eh_edge): Remove.
4054 (make_eh_edges): Simplify for landing pads.
4055 (redirect_eh_edge_1): New.
4056 (redirect_eh_edge): Use it.
4057 (redirect_eh_dispatch_edge): New.
4058 (stmt_could_throw_p): Use a switch. Allow RESX.
4059 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4060 (stmt_can_throw_internal): Likewise.
4061 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4062 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4063 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4064 (gate_refactor_eh): New.
4065 (pass_refactor_eh): Use it.
4066 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4067 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4068 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4069 (remove_unreachable_handlers): Rename from
4070 tree_remove_unreachable_handlers; rewrite for landing pads;
4071 call remove_eh_handler directly.
4072 (remove_unreachable_handlers_no_lp): New.
4073 (unsplit_eh, unsplit_all_eh): New.
4074 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4075 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4076 (cleanup_empty_eh_unsplit): New.
4077 (cleanup_empty_eh): Rewrite.
4078 (cleanup_all_empty_eh): New.
4079 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4080 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4081 (gate_cleanup_eh): New.
4082 (pass_cleanup_eh): Use it.
4083 (verify_eh_edges): Move later in file. Expect one EH edge.
4084 (verify_eh_dispatch_edge): New.
4086 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4087 (gtype-desc.o): Add TARGET_H.
4088 (tree.o): Use EXCEPT_H, not except.h.
4089 (cfgbuild.o): Add EXPR_H.
4090 (GTFILES): Add vecprim.h.
4091 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4092 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4093 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4094 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4095 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4096 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4097 calls to can_throw_internal.
4098 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4099 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4100 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4101 (expand_gimple_stmt): Use make_reg_eh_region_note.
4102 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4103 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4104 or find_exception_handler_labels.
4105 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4106 there is exacly one EH edge. Use can_nonlocal_goto and
4108 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4109 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4110 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4111 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4112 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4113 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4114 * dse.c (scan_insn): Use insn_could_throw_p.
4115 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4116 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4117 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4118 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4119 EXC_PTR_EXPR or FILTER_EXPR.
4120 (tree_expr_nonzero_warnv_p): Likewise.
4121 * function.h: Include vecprim.h, not varray.h
4122 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4123 move ttype_data and ehspec_data members to struct eh_status; change
4124 action_record_data member to a VEC.
4125 * gcse.c (hash_scan_set): Use can_throw_internal.
4126 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4127 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4128 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4129 (block_may_fallthru): Don't handle RESX_EXPR.
4130 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4131 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4132 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4133 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4134 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4135 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4136 (gimple_size): Likewise.
4137 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4138 (gimple_build_resx): Use gimple_build_with_ops.
4139 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4140 (is_gimple_val): Likewise.
4141 (is_gimple_stmt): Remove RESX_EXPR.
4142 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4143 (GIMPLE_RESX): Reorder with other EH constructs.
4144 * gimple.h (struct gimple_statement_eh_mnt): New.
4145 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4146 (gimple_eh_filter_must_not_throw): Remove.
4147 (gimple_eh_filter_set_must_not_throw): Remove.
4148 (gimple_eh_must_not_throw_fndecl): New.
4149 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4150 (is_gimple_resx): New.
4151 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4152 Don't copy EH_FILTER_MUST_NOT_THROW.
4153 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4154 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4155 handle must_not_throw_labels specially.
4156 * ipa-pure-const.c (check_call): Update debug statement for LP.
4157 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4158 * ipa-utils.c (get_base_var): Likewise.
4159 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4160 * lower-subreg.c (move_eh_region_note): Remove.
4161 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4162 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4163 (create_task_copyfn): Likewise.
4164 (maybe_catch_exception): Use gimple_build_eh_filter.
4165 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4166 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4167 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4168 and pass_lower_resx.
4169 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4170 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4171 can_throw_internal, can_nonlocal_goto.
4172 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4173 copy_reg_eh_region_note_forward.
4174 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4175 (emit_output_reload_insns): Likewise.
4176 (copy_eh_notes): Remove.
4177 * rtl.def (RESX): Remove.
4178 * rtl.h: Update declarations.
4179 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4180 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4181 (update_eh_label): Remove.
4182 (cleanup_dead_labels_eh): New.
4183 (cleanup_deal_labels): Use it instead of update_eh_label.
4184 (gimple_merge_blocks): Update landing pad data structure when
4185 removing a landing pad label.
4186 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4187 test; handle GIMPLE_EH_MUST_NOT_THROW.
4188 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4189 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4190 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4191 (verify_stmt): Likewise. Verify landing pads.
4192 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4193 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4194 (struct move_stmt_d): Add eh_map.
4195 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4196 (move_stmt_r): Remap eh region numbers in builtin calls,
4197 resx and eh_dispatch.
4198 (move_block_to_fn): Remove eh_offset parameter. Use
4199 maybe_duplicate_eh_stmt_fn.
4200 (find_outermost_region_in_block): Operate on eh_region pointers
4201 instead of region numbers.
4202 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4203 duplicate_eh_regions.
4204 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4205 test earlier. Disallow EH landing pads.
4206 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4207 * tree-flow.h: Update declarations.
4208 (struct tree_ann_common_d): Replace rn with lp_nr.
4209 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4210 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4211 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4212 resx and eh_dispatch.
4213 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4214 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4215 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4216 from duplicate_eh_regions.
4217 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4218 update RESX; handle EH_DISPATCH.
4219 (expand_call_inline): Set eh_lp_nr, not eh_region.
4220 (maybe_inline_call_in_expr): Likewise.
4221 * tree-inline.h (struct copy_body_data): Replace eh_region with
4222 eh_lp_nr, eh_region_offset with eh_map.
4223 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4224 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4225 * tree-pretty-print.c (dump_generic_node): Don't handle
4226 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4227 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4228 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4229 EXC_PTR_EXPR, FILTER_EXPR.
4230 * tree-ssa-operands.c (get_expr_operands): Likewise.
4231 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4232 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4233 (ao_ref_init_from_vn_reference): Likewise.
4234 * tree-ssa-sink.c (statement_sink_location): Likewise.
4235 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4236 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4237 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4238 EXC_PTR_EXPR, FILTER_EXPR.
4239 (is_exception_related): Remove.
4240 (compute_avail): Don't call it.
4241 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4242 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4243 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4244 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4246 (build_resx): Remove.
4247 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4248 * tree.h: Update declarations.
4249 (EH_FILTER_MUST_NOT_THROW): Remove.
4250 (struct tree_label_decl): Add eh_landing_pad_nr.
4251 (EH_LANDING_PAD_NR): New.
4252 * value-prof.c (gimple_ic): Tidy variable names. Update for
4253 landing pad numbers.
4254 (gimple_stringop_fixed_value): Tidy variable names. Assert
4255 that neither call stmt can throw.
4256 * vecprim.h (uchar): New.
4257 (VEC(uchar,heap), VEC(uchar,gc)): New.
4259 * c-common.c (c_define_builtins): Update call to
4260 build_common_builtin_nodes.
4261 * c-parser.c (c_parse_file): Don't call
4262 default_init_unwind_resume_libfunc.
4264 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4266 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4267 (mips_cprestore_address_p): Likewise.
4268 (mips_save_gp_to_cprestore_slot): Likewise.
4269 (mips_restore_gp): Rename to...
4270 (mips_restore_gp_from_cprestore_slot): ...this.
4271 (mips_must_initialize_gp_p): Declare.
4272 (mips_emit_save_slot_move): Likewise.
4273 (mips_output_load_label): Return nothing.
4274 (mips_eh_uses): Declare.
4275 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4276 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4277 (TARGET_ABSOLUTE_JUMPS): Likewise.
4278 (EH_USES): Likewise.
4279 (FIRST_PSEUDO_REGISTER): Update comment.
4280 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4281 (MIPS_CALL): ...here.
4282 (REGISTER_NAMES): Add $cprestore.
4283 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4284 Add load_label_length, has_inflexible_gp_insn_p,
4285 has_flexible_gp_insn_p, must_initialize_gp_p and
4286 must_restore_gp_when_clobbered_p.
4287 (mips_expand_call): Don't generate split instructions here.
4288 (mips_split_call): Update the call to mips_restore_gp after
4289 the above name change.
4290 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4291 (mips_find_gp_ref): New function.
4292 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4293 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4294 (mips_insn_has_flexible_gp_ref_p): Likewise.
4295 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4296 (mips_function_has_gp_insn): Delete.
4297 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4298 Use the new functions above. Only return INVALID_REGNUM
4299 for TARGET_ABSOLUTE_JUMPS.
4300 (mips_must_initialize_gp_p): New function.
4301 (mips_get_cprestore_base_and_offset): New function, extracted from...
4302 (mips_cprestore_slot): ...here. Take a bool parameter.
4303 (mips_cfun_has_cprestore_slot_p): New function.
4304 (mips_cprestore_address_p): Likewise.
4305 (mips_save_gp_to_cprestore_slot): Likewise.
4306 (mips_restore_gp): Rename to...
4307 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4308 epilogue_completed. Update the call to mips_cprestore_slot.
4309 Test cfun->machine->must_restore_gp_when_clobbered_p.
4310 (mips_direct_save_slot_move_p): New function.
4311 (mips_emit_save_slot_move): Likewise.
4312 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4313 of cfun->machine->global_pointer.
4314 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4315 (mips_save_reg): Use mips_emit_save_slot_move.
4316 (mips_expand_prologue): Set must_initialize_gp_p.
4317 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4318 for all cprestore saves. Emit a use_cprestore instruction after
4319 setting up the cprestore slot.
4320 (mips_restore_reg): Use mips_emit_save_slot_move.
4321 (mips_process_load_label): New function.
4322 (mips_load_label_length): Likewise.
4323 (mips_output_load_label): Don't return asm: output it here instead.
4324 Use mips_process_load_label.
4325 (mips_adjust_insn_length): Adjust the length of branch instructions
4326 that have length MAX_PIC_BRANCH_LENGTH.
4327 (mips_output_conditional_branch): Update the call to
4328 mips_output_load_label. Assume the branch target is OPERANDS[0]
4329 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4330 (mips_output_order_conditional_branch): Swap the meaning of
4331 OPERANDS[0] and OPERANDS[1].
4332 (mips_variable_issue): Don't count ghost instructions.
4333 (mips_expand_ghost_gp_insns): New function.
4334 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4335 (mips_output_mi_thunk): Set must_initialize_gp_p.
4336 (mips_eh_uses): New function.
4337 * config/mips/predicates.md (cprestore_save_slot_operand)
4338 (cprestore_load_slot_operand): New predicates.
4339 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4340 (UNSPEC_MOVE_GP): Likewise.
4341 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4342 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4343 (CPRESTORE_SLOT_REGNUM): New register.
4344 (MAX_PIC_BRANCH_LENGTH): New constant.
4345 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4346 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4347 branches. Fix commentary.
4348 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4349 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4350 Change type to "ghost".
4351 (loadgp_absolute_<mode>): Likewise.
4352 (loadgp_rtp_<mode>): Likewise.
4353 (copygp_mips16): Likewise.
4354 (loadgp_blockage): Remove redundant mode attribute.
4355 (potential_cprestore): New instruction.
4356 (cprestore): Turn into an unspec set.
4357 (use_cprestore): New instruction.
4358 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4359 (*branch_fp_inverted): Likewise.
4360 (*branch_order<mode>): Likewise.
4361 (*branch_order<mode>_inverted): Likewise.
4362 (*branch_equality<mode>): Likewise.
4363 (*branch_equality<mode>_inverted): Likewise.
4364 (*branch_bit<bbv><mode>): Likewise.
4365 (*branch_bit<bbv><mode>_inverted): Likewise.
4366 (*branch_equality<mode>_mips16): Remove redundant mode.
4367 (jump): Turn into a define_expand.
4368 (*jump_absolute): New instruction.
4369 (*jump_pic): Likewise.
4370 (*jump_mips16): Rename previously-unnamed pattern. Remove
4371 redundant mode attribute.
4372 (restore_gp): Split on epilogue_completed rather than
4373 reload_completed. Change type to "ghost".
4374 (move_gp<mode>): New instruction.
4375 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4376 Remove redundant mode attribute.
4377 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4378 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4379 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4381 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4384 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4385 are returned in the same register (vs34 or v2) that Altivec vector
4386 types are returned in.
4387 (rs6000_libcall_value): Ditto.
4390 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4391 instead of explicit addsi3/adddi3 calls.
4392 (rs6000_split_multireg_move): Ditto.
4393 (rs6000_emit_allocate_stack): Ditto.
4394 (rs6000_emit_prologue): Ditto.
4395 (rs6000_output_mi_thunk): Ditto.
4397 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4398 size is 64 bits if we can use 64-bit registers.
4400 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4402 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4405 From Jie Zhang <jie.zhang@analog.com>:
4406 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4407 save FP and RETS with saveall attribute.
4408 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4409 with saveall attribute.
4411 * config/bfin/bfin.c (bfin_expand_builtin,
4412 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4415 From Jie Zhang <jie.zhang@analog.com>:
4416 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4417 before use in two places.
4418 * config/bfin/bfin.md (AREG): Define mode iterator.
4419 (reload_in, reload_out): Use mode iterator AREG.
4421 2009-09-14 Richard Guenther <rguenther@suse.de>
4424 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4425 EH personality path.
4427 2009-09-13 Richard Guenther <rguenther@suse.de>
4428 Rafael Avila de Espindola <espindola@google.com>
4430 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4431 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4432 (LANG_HOOKS_INITIALIZER): Adjust.
4433 (lhd_pass_through_t): Declare.
4434 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4436 * langhooks.c (lhd_pass_through_t): New function.
4437 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4438 dwarf2out_begin_prologue): Use personality from current_function_decl.
4439 * expr.h (get_personality_function): Declare.
4440 * expr.c (get_personality_function): New function.
4441 (build_personality_function): Likewise.
4442 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4443 (eh_personality_libfunc): Remove.
4444 * optabs.c (build_libfunc_function): New function split out from ...
4445 (init_one_libfunc): ... here.
4446 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4447 (tree_function_decl): Add personality.
4448 (lhd_gcc_personality): Declare.
4449 (build_personality_function): Likewise.
4450 * tree.c (gcc_eh_personality_decl): New.
4451 (lhd_gcc_personality): New function.
4452 * except.h (lang_eh_runtime_type): Remove.
4453 (enum eh_personality_kind): New.
4454 (build_personality_function): Declare.
4455 (function_needs_eh_personality): Declare.
4456 * except.c (lang_eh_runtime_type): Remove.
4457 (function_needs_eh_personality): New function.
4458 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4459 (sjlj_emit_function_enter, output_function_exception_table):
4460 Use personality from current_function_decl.
4461 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4462 * tree-inline.c (tree_can_inline_p): Do not inline across different
4464 (expand_call_inline): Likewise. Adjust the callers EH personality.
4465 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4466 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4467 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4468 (c-parser.o): Likewise
4469 * c-tree.h (c_eh_initialized_p): Remove.
4470 (c_maybe_initialize_eh): Likewise.
4471 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4472 (finish_decl): Don't call c_maybe_initialize_eh.
4473 (c_eh_initialized_p): Remove.
4474 (c_maybe_initialize_eh): Likewise.
4475 * c-parser.c (c_parser_omp_construct): Likewise.
4476 (c_parse_file): Initialize exception handling.
4478 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4480 * config.gcc (tm_file): Remove i386/biarch32.h
4481 for i?86-w64-mingw* case.
4482 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4484 * config.host: Set for x64 mingw the option
4485 use_long_long_for_widest_fast_int to yes.
4487 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4489 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4490 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4491 (dbxout_begin_function): Likewise.
4492 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4493 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4494 set on the function.
4495 (final_end_function): Likewise.
4496 (final_scan_insn): Likewise.
4497 (rest_of_handle_final): Likewise.
4498 * varasm.c (assemble_start_function): Likewise.
4499 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4501 2009-09-12 Jason Merrill <jason@redhat.com>
4503 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4504 * opts.c (common_handle_option): constify.
4506 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4508 * doc/install.texi (avr): Remove obsolete reference site.
4510 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4512 * doc/install.texi (Binaries): Adjust AIX link.
4514 2009-09-12 Akim Demaille <demaille@gostai.com>
4516 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4517 Use an imperative sentence.
4519 2009-09-11 Richard Henderson <rth@redhat.com>
4521 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4522 structure-name and has-tree-operands arguments; update all entries.
4523 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4525 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4526 (gsstruct_code_size): New.
4527 (gss_for_code_): New.
4528 (gss_for_code): Remove.
4529 (gimple_size): Rewrite using gsstruct_code_size.
4530 (gimple_statement_structure): Move to gimple.h.
4531 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4532 (gss_for_code, gimple_statement_structure): New.
4533 (gimple_ops): Use new arrays; tidy.
4535 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4537 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4538 operand to be a PLUS expression.
4539 * config/pa/pa.c (pa_secondary_reload): Likewise.
4541 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4543 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4545 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4548 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4550 From Jie Zhang <jie.zhang@analog.com>:
4551 * doc/extend.texi (node Function Attributes): Document l2
4553 (node Blackfin Variable Attributes): Document l2 variable attributes.
4555 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4557 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4558 to match the system compiler's configuration at inflection point.
4559 Add comment to remark a remaining difference with system compiler.
4561 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4562 * configure: Regenerate.
4564 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4566 From Jie Zhang <jie.zhang@analog.com>:
4567 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4568 (bfin_handle_l2_attribute): New.
4569 (bfin_attribute_table): Add l2 attribute.
4571 2009-09-11 Michael Matz <matz@suse.de>
4574 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4575 on the local_decls list.
4577 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4581 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4583 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4584 for VALUEs, to implement the documented interface.
4585 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4586 Adjust for VALUEs and anything else, to implement the
4587 documented interface.
4589 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4591 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4592 with actual SPE/paired vector modes before using 64-bit alignment.
4593 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4595 2009-09-10 DJ Delorie <dj@redhat.com>
4597 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4600 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4601 * config/mep/mep.c (mep_legitimate_constant_p): New.
4602 * config/mep/mep-protos.h: Prototype it.
4604 2009-09-10 Richard Henderson <rth@redhat.com>
4606 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4608 2009-09-10 Jason Merrill <jason@redhat.com>
4610 * tree.c (chain_index): New fn.
4611 * tree.h: Declare it.
4613 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4615 * config/sol2-c.c (cmn_err_length_specs): Initialize
4616 scalar_identity_flag.
4618 2009-09-10 Richard Henderson <rth@redhat.com>
4620 * tree.h (struct tree_decl_common): Move align member earlier;
4621 move label_decl_uid member ...
4622 (struct tree_label_decl): ... here.
4623 (LABEL_DECL_UID): Update to match.
4625 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4628 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4629 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4631 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4632 dest_prev if the edge is complex.
4634 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4636 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4637 loop latch tests earlier.
4639 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4640 before GIMPLE_RETURN, not after its predecessor; insert
4643 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4644 gimple_seq_empty_p to test for no PHI nodes.
4645 * tree-cfg.c (split_critical_edges): Likewise.
4647 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4649 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4651 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4652 introduced by the VTA branch merge.
4654 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4656 * ira-conflicts.c: Use fputs or putc instead of fprintf
4660 * tree-switch-conversion.c: Ditto.
4662 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4664 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4665 introduced by the VTA branch merge.
4667 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4670 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4672 PR rtl-optimization/39779
4673 * expr.c (convert_modes): Return when mode == oldmode after
4674 CONST_INTs are processed.
4676 2009-09-10 Nick Clifton <nickc@redhat.com>
4678 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4679 attribute and referring decl when creating renamed symbol.
4681 2009-09-10 Richard Guenther <rguenther@suse.de>
4684 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4686 (cgraph_finalize_compilation_unit): Compute reachability
4687 before emitting thunks. Properly process aliases before
4688 possibly removing unreachable nodes.
4690 2009-09-10 Richard Guenther <rguenther@suse.de>
4693 * tree.c (struct free_lang_data_d): Add worklist member.
4694 (find_decls_types_r): Push onto the worklist instead of recursing.
4695 Handle TREE_BINFOs properly.
4696 (find_decls_types): New function wrapped around find_decls_types_r
4697 to process the worklist.
4698 (find_decls_types_in_eh_region): Use it.
4699 (find_decls_types_in_node): Likewise.
4700 (find_decls_types_in_var): Likewise.
4701 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4702 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4703 (AGGREGATE_TYPE_P): Adjust.
4705 2009-09-09 Jason Merrill <jason@redhat.com>
4707 * configure.ac: Check glibc version even if we have an in-tree
4710 2009-09-09 Anthony Green <green@moxielogic.com>
4712 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4713 the constant 0 when appropriate.
4714 * config/moxie/constraints.md: Add constraint O.
4716 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4717 to pass up to 6 32-bit argument values in registers.
4718 (moxie_function_arg): Ditto.
4719 (moxie_arg_partial_bytes): Ditto.
4720 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4721 (REG_PARM_STACK_SPACE): Ditto.
4722 (FUNCTION_ARG_REGNO_P): Ditto.
4724 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4725 instruction to allocate stack space.
4727 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4729 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4730 unnecessarily stringent constraints. Fix address
4731 calculation in the splitters.
4733 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4735 PR rtl-optimization/39779
4736 * expr.c (convert_modes): Return when mode == oldmode after
4737 CONST_INTs are processed.
4739 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4742 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4743 (ix86_expand_prologue): Take frame.padding0 into logic of
4745 (ix86_expand_epilogue): Likewise.
4747 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4749 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4751 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4752 * config/t-slibgcc-libgcc: New file.
4753 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4755 2009-09-09 Martin Jambor <mjambor@suse.cz>
4757 PR tree-optimization/41089
4758 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4761 2009-09-09 Richard Henderson <rth@redhat.com>
4763 * gimple.h (CASE_GIMPLE_OMP): New.
4764 (is_gimple_omp): Use it.
4765 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4766 (verify_gimple_debug): Likewise.
4768 2009-09-09 Richard Guenther <rguenther@suse.de>
4770 PR tree-optimization/41101
4771 * tree-ssa-pre.c (maximal_set): Remove.
4772 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4773 Defer all blocks we didn't visit at least one successor.
4774 (add_to_exp_gen): Do not add to the maximal set.
4775 (make_values_for_phi): Likewise.
4776 (compute_avail): Likewise.
4777 (init_pre): Do not allocate the maximal set.
4778 (execute_pre): Do not dump it.
4780 2009-09-09 Martin Jambor <mjambor@suse.cz>
4782 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4783 an SSA_NAME rather than a is_gimple_variable.
4785 2009-09-09 Richard Guenther <rguenther@suse.de>
4788 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4789 code dealing with plain pointer bases.
4790 (maybe_fold_offset_to_reference): Likewise.
4791 (maybe_fold_stmt_addition): Adjust.
4793 2009-09-09 Richard Guenther <rguenther@suse.de>
4795 * tree.c (free_lang_data_in_type): Do not free the type variant
4797 (free_lang_data): Merge char_type_node with its properly signed
4799 (pass_ipa_free): Collect after freeing language specific data.
4801 2009-09-09 Michael Matz <matz@suse.de>
4804 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4805 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4806 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4809 2009-09-08 DJ Delorie <dj@redhat.com>
4811 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4813 2009-09-04 Jason Merrill <jason@redhat.com>
4815 * tree.c (tree_find_value): Remove.
4816 * tree.h: Remove prototype.
4817 * varasm.c (assemble_external): Use value_member instead.
4819 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4821 * toplev.c (process_options): Choose default debugging type when
4822 gtoggle enables debug info and type is unset.
4824 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4828 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4831 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4833 * configure: Rebuilt with modified libtool.m4.
4835 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4840 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4842 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4844 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4845 (remove_statement): Likewise.
4846 (rewrite_use_nonlinear_expr): Adjust.
4847 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4848 * tree-ssa.c (release_defs_bitset): ... this. New.
4849 * tree-flow.h (release_defs_bitset): Declare.
4851 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4854 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4855 in the middle block.
4857 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4859 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4860 via intptr_t to long type.
4861 (insert_operand_rank): Cast long type via intptr_t to
4863 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4865 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4866 from pointer to unsigned via uintptr_t.
4868 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4869 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4871 * configure: Regenerated.
4872 * config.in: Regenerated
4873 * system.h (stdint.h): Add include.
4874 (inttypes.h): Likewise.
4875 * Makefile.in (aclocal): Add config/stdint.m4.
4876 * aclocal.m4: Regenerated.
4878 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4880 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4882 (note_np_check_stores): New function.
4883 (harmless_null_pointer_p): New function.
4884 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4885 changed. Take into account whether we're in the shadow of a condjump
4886 that tested NP_REG for NULL.
4887 Lose all code that tested for SEQUENCEs.
4888 (workaround_speculation): Avoid inserting NOPs for loads that are
4889 either always executed or a NULL pointer.
4891 2009-09-08 Jan Hubicka <jh@suse.cz>
4893 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4894 * params.def (early-inlining-insns): Likewise.
4896 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4898 PR rtl-optimization/41239
4899 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4900 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4902 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4903 across calls, as the calls might not always return normally.
4904 (call_may_noreturn_p): New function.
4905 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4906 (init_deps): Initialize it.
4907 (remove_from_deps): Also remove calls from
4908 last_function_call_may_noreturn list.
4910 2009-09-07 Richard Henderson <rth@redhat.com>
4912 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4913 more VR->OPERANDS than LHS operands. Free LHS before returning.
4915 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4917 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4918 (attr "addrtype"): New member "spreg".
4919 Use it if mem_spfp_address_operand is true for the address.
4920 (attr "type"): New entry "stall".
4921 (cpu_unit "load"): New.
4922 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4924 (insn_reservation "loadsp"): New.
4925 (insn_reservation "load_stall1"): New.
4926 (insn_reservation "load_stall3"): New.
4928 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4929 (mem_p_address_operand): Exclude stack and frame pointer based
4931 (mem_spfp_address_operand): New; match them here.
4932 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4933 (bfin_reorg): Call it if scheduling insns.
4934 (bfin_gen_bundles): Remove dummy insns created by
4935 add_sched_insns_for_speculation.
4937 From Jie Zhang <jie.zhang@analog.com>:
4938 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4939 bfin_si_revision, bfin_workarounds): Move these ...
4940 * config/bfin/bfin.h: ... here.
4942 From Mike Frysinger <michael.frysinger@analog.com>
4943 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4944 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4945 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4946 bf547m, bf548m, and bf549m.
4947 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4948 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4949 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4950 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4951 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4952 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4953 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4954 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4955 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4956 bf542m, bf544m, bf547m, bf548m, and bf549m.
4958 From Jie Zhang <jie.zhang@analog.com>:
4959 * config/bfin/predicates.md (p_register_operand): New predicate.
4960 (dp_register_operand): New predicate.
4961 * config/bfin/bfin-protos.h (WA_05000074): Define.
4962 (ENABLE_WA_05000074): Define.
4963 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4964 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4965 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4966 (define_attr addrtype): Allow load/store register to be P register.
4967 (define_attr storereg): New.
4968 (define_cpu_unit anomaly_05000074): New.
4969 (define_insn_reservation dsp32shiftimm): New.
4970 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4971 (define_insn_reservation loadp): Cannot use slot2.
4972 (define_insn_reservation loadsp): Cannot use slot2.
4973 (define_insn_reservation storep): Cannot use slot2. Does not
4974 apply when working around 05000074.
4975 (define_insn_reservation storep_anomaly_05000074): New.
4976 (define_insn_reservation storei): Does not apply when working
4978 (define_insn_reservation storei_anomaly_05000074): New.
4979 (define_attr length): Add dsp32shiftimm case.
4980 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4981 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4982 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4983 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4984 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4986 2009-09-07 Martin Jambor <mjambor@suse.cz>
4989 * tree-sra.c (create_artificial_child_access): Return NULL if
4990 build_ref_for_offset fails.
4991 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4992 and create_artificial_child_access to fail.
4994 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4997 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4998 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4999 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
5001 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
5003 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
5004 block, ensure it has an exit edge. Emit a barrier after a jump.
5006 2009-09-07 Nick Clifton <nickc@redhat.com>
5008 * gcc.c (this_is_linker_script): New variable. Like
5009 this_is_library_file but for the %T constructor.
5010 (end_going_arg): If this_is_linker_script is set then locate the
5011 script and insert a --script switch before it
5012 (do_spec_2): Initialise this_is_linker_script.
5013 (do_spec_1): Likewise. Handle %T construct.
5014 (eval_spec_function): Preserve this_is_linker_script.
5015 * doc/invoke.texi: Document %T construct in spec files.
5016 * config/m32c/m32c.h (LIB_SPEC): Use it.
5018 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
5020 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
5021 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
5022 when volatile flag is set.
5023 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
5025 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
5028 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
5029 (combine_stack_adjustments_for_block): Allow insns between stack
5030 adjustments and stores with corresponding pre-(dec|inc)rement or
5031 pre-modify operation.
5033 2009-09-06 Jakub Jelinek <jakub@redhat.com>
5036 * combine-stack-adj.c (struct csa_memlist): Rename to...
5037 (struct csa_reflist): ... this. Rename mem field to ref.
5038 (free_csa_memlist): Rename to...
5039 (free_csa_reflist): ... this.
5040 (record_one_stack_memref): Rename to...
5041 (record_one_stack_ref): ... this. Handle also REG_P.
5042 (try_apply_stack_adjustment): Handle also REG_P.
5043 (struct record_stack_memrefs_data): Rename to...
5044 (struct record_stack_refs_data): ... this. Rename memlist field to
5046 (record_stack_memrefs): Rename to...
5047 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
5048 subexpressions instead of failing when a MEM contains SP references.
5049 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
5050 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
5052 2009-09-06 Richard Guenther <rguenther@suse.de>
5055 * tree.c (build_array_type): Do not record types marked
5056 with structural equality in the canonical type hashtable.
5058 2009-09-06 Richard Guenther <rguenther@suse.de>
5061 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5063 2009-09-05 Richard Guenther <rguenther@suse.de>
5066 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5068 2009-09-05 Richard Guenther <rguenther@suse.de>
5071 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5073 2009-09-05 Richard Guenther <rguenther@suse.de>
5076 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5077 before comparing function argument types.
5079 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5082 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5085 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5088 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5090 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5091 locators before emit_insn is called.
5093 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5096 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5097 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5098 (reginfo_init): Don't call allocate_reg_info.
5100 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5103 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5104 NONDEBUG_INSN_P instead of INSN_P.
5106 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5109 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5111 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5114 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5115 pattern of the split.
5117 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5119 * toplev.c (process_options): Move setter of flag_var_tracking
5120 before other tests that depend on it. Move down setter of
5121 flag_rename_registers. Don't enable var-tracking-assignments
5122 by default if selective scheduling is enabled. Warn if both
5125 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5127 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5128 comment. Use switch statement to catch overlaps between rtx
5129 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5130 (IS_DECL_CODE): ... here. Remove.
5131 (check_value_is_not_decl): Remove.
5132 (dv_from_decl, dv_from_value): Check after conversion.
5134 2009-09-04 Richard Guenther <rguenther@suse.de>
5137 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5138 after emitting tunks. Move emitting thunks and ctors from ...
5139 (cgraph_optimize): ... here. Remove redundant
5140 cgraph_analyze_functions.
5141 * varasm.c (find_decl_and_mark_needed): Remove no longer
5143 (finish_aliases_1): Adjust check for thunk aliases.
5145 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5147 * config/arm/arm.md (ctzsi2): Added braces
5148 to avoid warning that broke booststrap.
5150 2009-09-04 Martin Jambor <mjambor@suse.cz>
5152 PR tree-optimization/41112
5153 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5154 handle variable-bounded arrays.
5155 (expr_with_var_bounded_array_refs_p): New function.
5156 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5158 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5160 * config/s390/2097.md: Removed two incorrect bypasses.
5161 (z10_fsimpdf): Fixed latency.
5162 (z10_fhex): New insn_reservation.
5163 (z10_floaddf): Fixed latency.
5164 (z10_floadsf): Fixed latency.
5165 (z10_ftrunctf): Fixed latency.
5166 (z10_ftruncdf): Fixed latency.
5167 * config/s390/s390.c (z10_cost): Fixed values.
5168 (s390_adjust_priority): Added z10 path.
5169 * config/s390/s390.md (type): Added fhex.
5170 (*mov<mode>_64dfp): Updated type attribute.
5171 (*mov<mode>_64): Updated type attribute.
5172 (*mov<mode>_31): Updated type attribute.
5173 (*mov<mode>"): Likewise.
5174 * config/s390/2084.md (x_fsimpdf): Updated condition.
5176 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5178 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5179 RTXs in the predicate for operand 1.
5181 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5183 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5184 (rbitsi2): New insn.
5185 (ctzsi2): New expand.
5186 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5188 2009-09-03 Martin Jambor <mjambor@suse.cz>
5190 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5191 (create_artificial_child_access): Use build_ref_for_offset instead
5192 of duplicate_expr_for_different_base.
5193 (propagate_subacesses_accross_link): Likewise.
5195 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5197 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5199 (mips16e_collect_argument_saves): Skip debug instructions.
5200 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5201 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5202 (r10k_insert_cache_barriers): Likewise.
5203 (mips_reorg_process_insns): Likewise.
5205 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5208 * ira.c (update_equiv_reg): Remove check on class likely spill.
5210 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5213 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5214 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5218 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5219 the stack slot if it is passed by invisible reference.
5220 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5221 by invisible reference.
5223 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5225 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5226 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5227 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5229 * config/bfin/sync.md: New file.
5230 * config/bfin/bfin.md: Include it.
5231 (UNSPEC_ATOMIC): New.
5232 (UNSPEC_ONES): Provide a unique number.
5234 From Jie Zhang <jie.zhang@analog.com>:
5235 * config/bfin/bfin.c (ret_regs): New.
5236 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5237 (must_save_rets_p): New.
5238 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5239 current_function_is_leaf.
5240 (do_link): Likewise.
5241 (do_unlink): Likewise.
5242 (expand_interrupt_handler_prologue): Use ret_regs array.
5243 (expand_interrupt_handler_epilogue): Use ret_regs array and
5244 pass return register to gen_return_internal.
5245 (bfin_expand_epilogue): Pass return register to
5246 gen_return_internal.
5247 (bfin_expand_call): Explicitly clobber RETS.
5248 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5249 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5250 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5251 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5253 (return_internal): Take a reg rtx rather than the register number.
5255 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5257 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5258 when comparing against estimated_loop_iterations_int return.
5260 2009-09-03 Richard Guenther <rguenther@suse.de>
5262 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5263 eh_personality_libfunc.
5265 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5267 * tree-parloops.c (separate_decls_in_region): Add space.
5269 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5271 * tree-parloops.c (separate_decls_in_region): Change the condition
5272 checking if there are reductions in the loop.
5274 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5276 PR tree-optimization/38275
5277 * tree-parloops.c (parallelize_loops): Replace profitability condition
5278 for expected number of iterations.
5280 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5282 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5283 (bootstrap-debug): Explain conditions in which it becomes default.
5284 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5287 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5289 * doc/invoke.texi (Optimize Options): Move
5290 -finline-small-functions to the -O2 list.
5292 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5294 * toplev.c (process_options): Enable var-tracking-assignments
5295 by default if var-tracking is enabled.
5297 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5299 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5301 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5302 * rtl.h (prev_nonnote_insn_bb): Declare it.
5304 2009-09-03 Diego Novillo <dnovillo@google.com>
5306 * cgraph.c (cgraph_node_for_decl): New.
5307 * cgraph.h (cgraph_node_for_decl): Declare.
5308 * tree.c (host_integerp): Return 0 if T is NULL.
5310 2009-09-03 Diego Novillo <dnovillo@google.com>
5312 * tree.h (struct alias_pair): Move from varasm.c.
5313 (alias_pairs): Likewise.
5314 (TYPE_MAXVAL): Define.
5315 (TYPE_MINVAL): Define.
5316 (iterative_hash_host_wide_int): Declare.
5317 (remove_unreachable_alias_pairs): Declare.
5318 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5319 * diagnostic.c (default_diagnostic_starter): Make extern.
5320 (default_diagnostic_finalizer): Make extern.
5321 * diagnostic.h (default_diagnostic_starter): Declare.
5322 (default_diagnostic_finalizer): Declare.
5323 (default_tree_printer): Declare.
5324 * toplev.c (default_tree_printer): Make extern.
5326 2009-09-03 Richard Guenther <rguenther@suse.de>
5327 Diego Novillo <dnovillo@google.com>
5329 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5330 * cgraphunit.c (cgraph_expand_function): Do not emit
5331 associated thunks from here.
5332 (cgraph_emit_thunks): New.
5333 (cgraph_optimize): Call it.
5334 Return if any IPA pass finds an error.
5335 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5338 2009-09-03 Simon Baldwin <simonb@google.com>
5339 Rafael Espindola <espindola@google.com>
5340 Richard Guenther <rguenther@suse.de>
5341 Doug Kwan <dougkwan@google.com>
5342 Diego Novillo <dnovillo@google.com>
5344 * tree.c: Include tree-pass.h, langhooks-def.h,
5345 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5346 (free_lang_data_in_type): New.
5347 (need_assembler_name_p): New.
5348 (free_lang_data_in_block): New.
5349 (free_lang_data_in_decl): New.
5350 (struct free_lang_data_d): New.
5351 (add_tree_to_fld_list): New.
5352 (find_decls_types_r): New.
5353 (get_eh_types_for_runtime): New.
5354 (find_decls_types_in_eh_region): New.
5355 (find_decls_types_in_node): New.
5356 (find_decls_types_in_var): New.
5357 (free_lang_data_in_cgraph): New.
5358 (free_lang_data): New.
5359 (gate_free_lang_data): New.
5360 (pass_ipa_free_lang_data): New.
5362 2009-09-03 Diego Novillo <dnovillo@google.com>
5364 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5365 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5366 (lang_hooks): Remove const qualifier.
5367 * ipa.c (cgraph_remove_unreachable_nodes): Call
5368 remove_unreachable_alias_pairs.
5369 * except.c (add_type_for_runtime): Check if TYPE has
5370 already been converted.
5371 (lookup_type_for_runtime): Likewise.
5372 (check_handled): Handle converted types.
5373 * varasm.c (remove_unreachable_alias_pairs): New.
5374 * gimple.c: Include demangle.h.
5375 (gimple_decl_printable_name): New.
5376 (gimple_fold_obj_type_ref): New.
5377 * gimple.h (gimple_decl_printable_name): Declare.
5378 (gimple_fold_obj_type_ref): Declare.
5379 * passes.c (init_optimization_passes): Add pass
5380 pass_ipa_free_lang_data.
5381 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5382 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5384 2009-09-03 Diego Novillo <dnovillo@google.com>
5386 * c-lang.c (lang_hooks): Remove const qualifier.
5388 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5390 * doc/install.texi (*-*-freebsd*): Update target information.
5392 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5394 * hard-reg-set.h (call_fixed_regs): Remove.
5395 * reginfo.c (call_fixed_regs): Remove.
5396 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5397 (globalize_reg): Don't use call_fixed_regs.
5398 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5401 2009-09-01 Michael Matz <matz@suse.de>
5403 * expr.h (emit_storent_insn, expand_expr_real_1,
5404 expand_expr_real_2): Declare.
5405 * expr.c (emit_storent_insn, expand_expr_real_1,
5406 expand_expr_real_2): Export.
5407 (store_expr): Setting and evaluating dont_return_target is useless.
5408 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5409 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5410 * except.c (expand_resx_expr): Rename to ...
5411 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5412 * except.h (expand_resx_stmt): Declare.
5413 * stmt.c: Add include gimple.h
5414 (expand_asm_expr): Rename to ...
5415 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5416 (expand_case): Rewrite to take gimple statement.
5417 * tree.h (expand_asm_stmt): Declare.
5418 (expand_case): Change prototype.
5419 * Makefile.in (stmt.o): Depend on gimple.h.
5420 * builtins.c (expand_builtin_synchronize): Build gimple asm
5421 statement, not an ASM_EXPR.
5422 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5423 gimple_to_tree, release_stmt_tree): Remove.
5424 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5425 ggc_free, but hold comparison code and operands separately.
5426 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5427 (expand_call_stmt, expand_gimple_stmt_1,
5428 expand_gimple_stmt): New helpers.
5429 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5430 release_stmt_tree. Call expand_gimple_stmt instead.
5431 (expand_gimple_basic_block): Ditto.
5433 * calls.c (emit_call_1): Don't look at EH regions here, make
5434 fntree parameter useless.
5435 (expand_call): New local rettype for TREE_TYPE(exp), use it
5436 throughout. Remove local p, use addr instead.
5437 Don't look at EH regions here.
5439 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5441 * doc/invoke.texi (-fsched-pressure): Document it.
5442 (-fsched-reg-pressure-heuristic): Remove it.
5444 * reload.c (ira.h): Include.
5445 (find_reloads): Add choosing reload on number of small spilled
5448 * haifa-sched.c (ira.h): Include.
5449 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5450 saved_reg_pressure, curr_reg_live, saved_reg_live,
5451 region_ref_regs): New variables.
5452 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5453 initiate_reg_pressure_info, setup_ref_regs,
5454 initiate_bb_reg_pressure_info, save_reg_pressure,
5455 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5457 (setup_insn_reg_pressure_info): New function.
5458 (rank_for_schedule): Add pressure checking and insn issue time.
5459 Remove comparison of insn reg weights.
5460 (ready_sort): Set insn reg pressure info.
5461 (update_register_pressure, setup_insn_max_reg_pressure,
5462 update_reg_and_insn_max_reg_pressure,
5463 sched_setup_bb_reg_pressure_info): New functions.
5464 (schedule_insn): Add code for printing and updating reg pressure info.
5465 (find_set_reg_weight, find_insn_reg_weight): Remove.
5466 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5467 (debug_ready_list): Print reg pressure info.
5468 (schedule_block): Ditto. Check insn issue time.
5469 (sched_init): Set up sched_pressure_p. Allocate and set up some
5470 reg pressure related info.
5471 (sched_finish): Free some reg pressure related info.
5472 (fix_tick_ready): Make insn always ready if pressure_p.
5473 (init_h_i_d): Don't call find_insn_reg_weight.
5474 (haifa_finish_h_i_d): Free insn reg pressure info.
5476 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5477 ira_memory_move_cost, ira_class_hard_regs,
5478 ira_class_hard_regs_num, ira_no_alloc_regs,
5479 ira_available_class_regs, ira_reg_class_cover_size,
5480 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5482 * ira-lives.c (single_reg_class): Check mode to find how many
5483 registers are necessary for operand.
5484 (ira_implicitly_set_insn_hard_regs): New.
5486 * common.opt (fsched-pressure): New options.
5487 (fsched-reg-pressure-heuristic): Remove.
5489 * ira.c (setup_eliminable_regset): Rename to
5490 ira_setup_eliminable_regset. Make it external.
5491 (expand_reg_info): Pass cover class to setup_reg_classes.
5492 (ira): Call resize_reg_info instead of allocate_reg_info.
5494 * sched-deps.c: Include ira.h.
5495 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5496 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5497 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5498 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5499 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5500 mark_insn_reg_store, mark_insn_reg_clobber,
5501 setup_insn_reg_pressure_info): New.
5502 (sched_analyze_1): Update implicit_reg_pending_uses.
5503 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5504 Use them to create dependencies. Set insn reg uses and pressure
5505 info. Process reg_pending_uses in one place.
5506 (free_deps): Free implicit sets.
5507 (remove_from_deps): Remove implicit sets if necessary. Check
5508 implicit sets when clearing reg_last_in_use.
5509 (init_deps_global): Clear implicit_reg_pending_clobbers and
5510 implicit_reg_pending_uses.
5512 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5513 ira_memory_move_cost, ira_class_hard_regs,
5514 ira_class_hard_regs_num, ira_no_alloc_regs,
5515 ira_available_class_regs, ira_reg_class_cover_size,
5516 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5517 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5518 ira_implicitly_set_insn_hard_regs): New prototypes.
5520 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5521 cost_elements_num): New variables.
5522 (allocno_costs, total_costs): Rename to costs and
5523 total_allocno_costs.
5524 (COSTS_OF_ALLOCNO): Rename to COSTS.
5525 (allocno_pref): Rename to pref.
5526 (allocno_pref_buffer): Rename to pref_buffer.
5527 (common_classes): Rename to regno_cover_class.
5529 (record_reg_classes): Set allocno attributes only if allocno_p.
5530 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5531 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5532 and COSTS_OF_ALLOCNO.
5533 (print_costs): Rename to print_allocno_costs.
5534 (print_pseudo_costs): New.
5535 (process_bb_node_for_costs): Split into 2 functions with new
5536 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5537 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5538 new parameter dump_file. Use cost_elements_num instead of
5539 ira_allocnos_num. Make one iteration if preferred classes were
5540 already calculated for scheduler. Make 2 versions of code
5541 depending on allocno_p.
5542 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5543 regno_cover_class and COSTS instead of common_classes and
5545 (init_costs, finish_costs): New.
5546 (ira_costs): Set up allocno_p and cost_elements_num. Call
5547 init_costs and finish_costs.
5548 (ira_set_pseudo_classes): New.
5550 * rtl.h (allocate_reg_info): Remove.
5551 (resize_reg_info): Change return type.
5552 (reg_cover_class): New.
5553 (setup_reg_classes): Add new parameter.
5555 * sched-int.h (struct deps_reg): New member implicit_sets.
5556 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5557 (INCREASE_BITS): New macro.
5558 (struct reg_pressure_data, struct reg_use_data): New.
5559 (struct _haifa_insn_data): Remove reg_weight. Add members
5560 reg_pressure, reg_use_list, reg_set_list, and
5561 reg_pressure_excess_cost_change.
5562 (struct deps): New member implicit_sets.
5563 (pressure_p): New variable.
5564 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5565 (struct reg_pressure_data, struct reg_use_data): New.
5566 (INSN_REG_WEIGHT): Remove.
5567 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5568 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5569 (sched_init_region_reg_pressure_info,
5570 sched_setup_bb_reg_pressure_info): New prototypes.
5572 * reginfo.c (struct reg_pref): New member coverclass.
5573 (reg_cover_class): New function.
5574 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5575 (reg_info_size): New variable.
5576 (allocate_reg_info): Make static. Setup reg_info_size.
5577 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5578 (setup_reg_classes): Add a new parameter. Setup cover class too.
5580 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5583 * sched-rgn.c (deps_join): Set up implicit_sets.
5584 (schedule_region): Set up region and basic blocks pressure
5587 * passes.c (init_optimization_passes): Move
5588 pass_subregs_of_mode_init before pass_sched.
5590 2009-09-02 Martin Jambor <mjambor@suse.cz>
5592 * tree-sra.c (struct access): New field grp_hint.
5593 (dump_access): Dump grp_hint.
5594 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5596 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5597 those which have been specifically read and somehow written to.
5598 (propagate_subacesses_accross_link): Set grp_hint of right child and
5599 also possibly of the left child.
5601 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5603 * tree-object-size.c (addr_object_size): Always use object_size_type
5604 0 or 2 when determining the pointer pointed object size.
5606 2009-09-02 Richard Guenther <rguenther@suse.de>
5609 2009-08-31 Richard Guenther <rguenther@suse.de>
5611 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5612 to query if the memory regions for memmove overlap.
5613 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5614 asserts on pointers, instead deal with odd trees.
5615 (ptr_derefs_may_alias_p): Likewise.
5616 (refs_may_alias_p_1): Constructor bases also never alias.
5618 2009-08-01 Christian Bruel <christian.bruel@st.com>
5621 2009-07-31 Christian Bruel <christian.bruel@st.com>
5622 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5624 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5626 * doc/invoke.texi (-fvar-tracking-assignments): New.
5627 (-fvar-tracking-assignments-toggle): New.
5628 (-fdump-final-insns=file): Mark filename as optional.
5629 (--param min-nondebug-insn-uid): New.
5630 (-gdwarf-@{version}): Mention version 4.
5631 * opts.c (common_handle_option): Accept it.
5632 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5633 * regrename.c (regrename_optimize): Drop last. Don't count debug
5634 insns as uses. Don't reject change because of debug insn.
5635 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5636 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5637 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5638 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5639 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5640 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5641 * doc/gimple.texi (is_gimple_debug): New.
5642 (gimple_debug_bind_p): New.
5643 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5644 * doc/install.texi (bootstrap-debug): More details.
5645 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5646 (bootstrap-debug-lib): More details.
5647 (bootstrap-debug-ckovw): Update.
5648 (bootstrap-time): New.
5649 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5650 (insert_phi_nodes_for): Insert debug stmts.
5651 (rewrite_stmt): Take iterator. Insert debug stmts.
5652 (rewrite_enter_block): Adjust.
5653 (maybe_replace_use_in_debug_stmt): New.
5654 (rewrite_update_stmt): Use it.
5655 (mark_use_interesting): Return early for debug stmts.
5656 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5657 stmts before replacing stmt.
5658 (move_computations_stmt): Likewise.
5659 * ira-conflicts.c (add_copies): Skip debug insns.
5660 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5661 (regstat_bb_compute_ri): Skip debug insns.
5662 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5663 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5664 check_loop_closed_ssa_stmt): Skip debug stmts.
5665 * tree-tailcall.c (find_tail_calls): Likewise.
5666 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5667 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5668 (build_var_debug_value_stat): Declare.
5669 (build_var_debug_value): Define.
5670 (target_for_debug_bind): Declare.
5671 * reload.c (find_equiv_reg): Skip debug insns.
5672 * rtlanal.c (reg_used_between_p): Skip debug insns.
5673 (side_effects_p): Likewise.
5674 (canonicalize_condition): Likewise.
5675 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5676 insns never depend on debug insns.
5677 (create_ddg_dep_no_link): Likewise.
5678 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5679 Don't add inter-loop dependencies for debug insns.
5680 (build_intra_loop_deps): Likewise.
5681 (create_ddg): Count debug insns.
5682 * ddg.h (struct ddg::num_debug): New.
5683 (num_backargs): Pair up with previous int field.
5684 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5685 -fcompare-debug-second.
5686 * final.c (get_attr_length_1): Skip debug insns.
5687 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5688 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5689 (driver_self_specs): Map -fdump-final-insns to
5690 -fdump-final-insns=..
5691 (get_local_tick): New.
5692 (compare_debug_dump_opt_spec_function): Test for . argument and
5693 compute output name. Compute temp output spec without flag name.
5694 Compute -frandom-seed.
5695 (OPT): Undef after use.
5696 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5697 (average_num_loop_insns): Likewise.
5698 * params.h (MIN_NONDEBUG_INSN_UID): New.
5699 * gimple.def (GIMPLE_DEBUG): New.
5700 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5701 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5702 (merge_in_block): Fix whitespace.
5703 * toplev.c (flag_var_tracking): Update comment.
5704 (flag_var_tracking_assignments): New.
5705 (flag_var_tracking_assignments_toggle): New.
5706 (process_options): Don't open final insns dump file if we're not
5707 going to write to it. Compute defaults for var_tracking.
5708 * df-scan.c (df_insn_rescan_debug_internal): New.
5709 (df_uses_record): Handle debug insns.
5710 * haifa-sched.c (ready): Initialize n_debug.
5711 (contributes_to_priority): Skip debug insns.
5712 (dep_list_size): New.
5714 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5715 they're ready. Disregard previous debug insns to make decisions.
5716 (queue_insn): Never queue debug insns.
5717 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5718 (schedule_insn): Don't reject debug insns because of issue rate.
5719 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5720 (queue_to_ready): Skip and discount debug insns.
5721 (choose_ready): Let debug insns through.
5722 (schedule_block): Check boundary debug insns. Discount debug
5723 insns, schedule them early. Adjust whitespace.
5724 (set_priorities): Check for boundary debug insns.
5725 (add_jump_dependencies): Use dep_list_size.
5726 (prev_non_location_insn): New.
5727 (check_cfg): Use it.
5728 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5730 (remove_unused_ivs): Reset debug stmts.
5731 * modulo-sched.c (const_iteration_count): Skip debug insns.
5732 (res_MII): Discount debug insns.
5733 (loop_single_full_bb_p): Skip debug insns.
5734 (sms_schedule): Likewise.
5735 (sms_schedule_by_order): Likewise.
5736 (ps_has_conflicts): Likewise.
5737 * caller-save.c (refmarker_fn): New.
5738 (save_call_clobbered_regs): Replace regs with saved mem in
5740 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5741 Call refmarker_fn mark for hardregnos.
5742 (mark_reg_as_referenced): New.
5743 (replace_reg_with_saved_mem): New.
5744 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5745 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5747 (cse_extended_basic_block): Skip debug insns.
5748 (count_reg_usage): Likewise.
5749 (is_dead_reg): New, split out of...
5750 (set_live_p): ... here.
5751 (insn_live_p): Use it for debug insns.
5752 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5753 (execute_optimize_stdarg): Likewise.
5754 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5755 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5756 changes in debug stmts as changes.
5757 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5758 (moveup_expr): Don't move across debug insns. Don't move
5759 debug insn if it would create a bookkeeping block.
5760 (moveup_expr_cached): Don't use cache for debug insns that
5761 are heads of blocks.
5762 (compute_av_set_inside_bb): Skip debug insns.
5763 (sel_rank_for_schedule): Schedule debug insns first. Remove
5765 (block_valid_for_bookkeeping_p); Support lax searches.
5766 (create_block_for_bookkeeping): Adjust block numbers when
5767 encountering debug-only blocks.
5768 (find_place_for_bookkeeping): Deal with debug-only blocks.
5769 (generate_bookkeeping_insn): Accept no place to insert.
5770 (remove_temp_moveop_nops): New argument full_tidying.
5771 (prepare_place_to_insert): Deal with debug insns.
5772 (advance_state_on_fence): Debug insns don't start cycles.
5773 (update_boundaries): Take fence as argument. Deal with
5775 (schedule_expr_on_boundary): No full_tidying on debug insns.
5776 (fill_insns): Deal with debug insns.
5777 (track_scheduled_insns_and_blocks): Don't count debug insns.
5778 (need_nop_to_preserve_insn_bb): New, split out of...
5779 (remove_insn_from_stream): ... this.
5780 (fur_orig_expr_not_found): Skip debug insns.
5781 * rtl.def (VALUE): Move up.
5783 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5784 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5785 Set it if debug stmts are found.
5786 (statement_sink_location): Skip debug stmts. Propagate
5787 moving defs into debug stmts.
5788 * ifcvt.c (first_active_insn): Skip debug insns.
5789 (last_active_insns): Likewise.
5790 (cond_exec_process_insns): Likewise.
5791 (noce_process_if_block): Likewise.
5792 (check_cond_move_block): Likewise.
5793 (cond_move_convert_if_block): Likewise.
5794 (block_jumps_and_fallthru_p): Likewise.
5795 (dead_or_predicable): Likewise.
5796 * dwarf2out.c (debug_str_hash_forced): New.
5797 (find_AT_string): Add comment.
5798 (gen_label_for_indirect_string): New.
5799 (get_debug_string_label): New.
5800 (AT_string_form): Use it.
5801 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5802 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5803 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5804 several operations that cannot be represented with DWARF opcodes.
5805 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5806 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5807 (dwarf2out_var_location): Take during-call mark into account.
5808 (output_indirect_string): Update comment. Output if there are
5809 label and references.
5810 (prune_indirect_string): New.
5811 (prune_unused_types): Call it if debug_str_hash_forced.
5812 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5813 (dw_long_long_const): Remove.
5814 (struct dw_val_struct): Change val_long_long type to rtx.
5815 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5816 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5817 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5818 component instead of HOST_BITS_PER_LONG.
5819 (output_loc_operands): Likewise. For const8* assert
5820 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5821 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5822 rather than HOST_BITS_PER_LONG is >= 64.
5823 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5825 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5826 HOST_BITS_PER_LONG for dw_val_class_long_long.
5827 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5828 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5829 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5831 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5832 Handle DW_OP_implicit_value.
5833 (extract_int): Move prototype earlier.
5834 (mem_loc_descriptor): For SUBREG punt if inner
5835 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5836 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5837 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5838 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5839 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5840 instead of Pmode size.
5841 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5842 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5843 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5844 (concat_loc_descriptor, concatn_loc_descriptor,
5845 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5846 (add_location_or_const_value_attribute): Likewise. For single
5847 location loc_lists attempt to use add_const_value_attribute
5848 for constant decls. Add DW_AT_const_value even if
5849 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5851 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5852 (control_flow_insn_p): Likewise.
5853 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5854 (separate_decls_in_region_debug_bind): New.
5855 (separate_decls_in_region): Process debug bind stmts afterwards.
5856 * recog.c (verify_changes): Handle debug insns.
5857 (extract_insn): Likewise.
5858 (peephole2_optimize): Skip debug insns.
5859 * dse.c (scan_insn): Skip debug insns.
5860 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5862 (setup_id_for_insn): Handle debug insns.
5863 (maybe_tidy_empty_bb): Adjust whitespace.
5864 (tidy_control_flow): Skip debug insns.
5865 (sel_remove_insn): Adjust for debug insns.
5866 (sel_estimate_number_of_insns): Skip debug insns.
5867 (create_insn_rtx_from_pattern): Handle debug insns.
5868 (create_copy_of_insn_rtx): Likewise.
5869 * sel-sched-.h (sel_bb_end): Declare.
5870 (sel_bb_empty_or_nop_p): New.
5871 (get_all_loop_exits): Use it.
5872 (_eligible_successor_edge_p): Likewise.
5873 (return_nop_to_pool): Adjust.
5874 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5875 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5876 * gimple-pretty-print.c (dump_gimple_debug): New.
5877 (dump_gimple_stmt): Use it.
5878 (dump_bb_header): Skip gimple debug stmts.
5879 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5880 (fixup_match_2): Likewise.
5881 (regmove_backward_pass): Likewise. Simplify combined
5882 replacement. Handle debug insns.
5883 * function.c (instantiate_virtual_regs): Handle debug insns.
5884 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5885 * print-rtl.h: Include cselib.h.
5886 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5887 * df.h (df_inns_rescan_debug_internal): Declare.
5888 * gcse.c (alloc_hash_table): Estimate n_insns.
5889 (cprop_insn): Don't regard debug insns as changes.
5890 (bypass_conditional_jumps): Skip debug insns.
5891 (one_pre_gcse_pass): Adjust.
5892 (one_code_hoisting_pass): Likewise.
5893 (compute_ld_motion_mems): Skip debug insns.
5894 (one_cprop_pass): Adjust.
5895 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5896 (if_convertible_stmt_p): Handle debug stmts.
5897 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5898 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5899 * ira-build.c (create_bb_allocnos): Skip debug insns.
5900 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5901 (has_single_use): Likewise.
5902 (single_imm_use): Likewise.
5903 (num_imm_uses): Likewise.
5904 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5905 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5906 (create_outofssa_var_map): Likewise.
5907 * lower-subreg.c (adjust_decomposed_uses): New.
5908 (resolve_debug): New.
5909 (decompose_multiword_subregs): Use it.
5910 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5911 * emit-rtl.c: Include params.h.
5912 (cur_debug_insn_uid): Define.
5913 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5914 (copy_rtx_if_shared_1): Handle debug insns.
5915 (reset_used_flags): Likewise.
5916 (set_used_flags): LIkewise.
5917 (get_max_insn_count): New.
5918 (next_nondebug_insn): New.
5919 (prev_nondebug_insn): New.
5920 (make_debug_insn_raw): New.
5921 (emit_insn_before_noloc): Handle debug insns.
5922 (emit_jump_insn_before_noloc): Likewise.
5923 (emit_call_insn_before_noloc): Likewise.
5924 (emit_debug_insn_before_noloc): New.
5925 (emit_insn_after_noloc): Handle debug insns.
5926 (emit_jump_insn_after_noloc): Likewise.
5927 (emit_call_insn_after_noloc): Likewise.
5928 (emit_debug_insn_after_noloc): Likewise.
5929 (emit_insn_after): Take loc from earlier non-debug insn.
5930 (emit_jump_insn_after): Likewise.
5931 (emit_call_insn_after): Likewise.
5932 (emit_debug_insn_after_setloc): New.
5933 (emit_debug_insn_after): New.
5934 (emit_insn_before): Take loc from later non-debug insn.
5935 (emit_jump_insn_before): Likewise.
5936 (emit_call_insn_before): Likewise.
5937 (emit_debug_insn_before_setloc): New.
5938 (emit_debug_insn_before): New.
5939 (emit_insn): Handle debug insns.
5940 (emit_debug_insn): New.
5941 (emit_jump_insn): Handle debug insns.
5942 (emit_call_insn): Likewise.
5944 (init_emit): Take min-nondebug-insn-uid into account.
5945 Initialize cur_debug_insn_uid.
5946 (emit_copy_of_insn_after): Handle debug insns.
5947 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5948 location of single rhs in place.
5949 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5950 (floor_sdiv_adjust): New.
5951 (cell_sdiv_adjust): New.
5952 (cell_udiv_adjust): New.
5953 (round_sdiv_adjust): New.
5954 (round_udiv_adjust): New.
5955 (wrap_constant): Moved from cselib.
5956 (unwrap_constant): New.
5957 (expand_debug_expr): New.
5958 (expand_debug_locations): New.
5959 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5961 (gimple_expand_cfg): Expand debug locations.
5962 * cselib.c: Include tree-pass.h.
5963 (struct expand_value_data): New.
5964 (cselib_record_sets_hook): New.
5965 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5966 (cselib_clear_table): Move, and implemnet in terms of...
5967 (cselib_reset_table_with_next_value): ... this.
5968 (cselib_get_next_unknown_value): New.
5969 (discard_useless_locs): Don't discard preserved values.
5970 (cselib_preserve_value): New.
5971 (cselib_preserved_value_p): New.
5972 (cselib_preserve_definitely): New.
5973 (cselib_clear_preserve): New.
5974 (cselib_preserve_only_values): New.
5975 (new_cselib_val): Take rtx argument. Dump it in details.
5976 (cselib_lookup_mem): Adjust.
5977 (expand_loc): Take regs_active in struct. Adjust. Silence
5978 dumps unless details are requested.
5979 (cselib_expand_value_rtx_cb): New.
5980 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5981 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5982 without details. Copy more subregs. Try to resolve values
5983 using a callback. Wrap constants.
5984 (cselib_subst_to_values): Adjust.
5985 (cselib_log_lookup): New.
5986 (cselib_lookup): Call it.
5987 (cselib_invalidate_regno): Don't count preserved values as useless.
5988 (cselib_invalidate_mem): Likewise.
5989 (cselib_record_set): Likewise.
5990 (struct set): Renamed to cselib_set, moved to cselib.h.
5991 (cselib_record_sets): Adjust. Call hook.
5992 (cselib_process_insn): Reset table when it would be cleared.
5993 (dump_cselib_val): New.
5994 (dump_cselib_table): New.
5995 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5996 (remove_forwarder_block): Support moving debug stmts.
5997 * cselib.h (cselib_record_sets_hook): Declare.
5998 (cselib_expand_callback): New type.
5999 (cselib_expand_value_rtx_cb): Declare.
6000 (cselib_reset_table_with_next_value): Declare.
6001 (cselib_get_next_unknown_value): Declare.
6002 (cselib_preserve_value): Declare.
6003 (cselib_preserved_value_p): Declare.
6004 (cselib_preserve_only_values): Declare.
6005 (dump_cselib_table): Declare.
6006 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
6007 (try_crossjump_to_edge): Likewise.
6008 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
6009 dominated blocks when debug stmts are present.
6010 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
6011 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
6012 (set_var_live_on_entry): Likewise.
6013 * loop-invariant.c (find_invariants_bb): Skip debug insns.
6014 * cfglayout.c (curr_location, last_location): Make static.
6015 (set_curr_insn_source_location): Don't avoid bouncing.
6016 (get_curr_insn_source_location): New.
6017 (get_curr_insn_block): New.
6018 (duplicate_insn_chain): Handle debug insns.
6019 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
6021 * common.opt (fcompare-debug): Move to sort order.
6022 (fdump-unnumbered-links): Likewise.
6023 (fvar-tracking-assignments): New.
6024 (fvar-tracking-assignments-toggle): New.
6025 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
6026 because of debug stmts.
6027 (mark_stmt_if_obviously_necessary): Mark debug stmts.
6028 (eliminate_unnecessary_stmts): Walk dominated blocks before
6030 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
6031 * ira.c (memref_used_between_p): Skip debug insns.
6032 (update_equiv_regs): Likewise.
6033 * sched-deps.c (sd_lists_size): Accept empty list.
6034 (sd_init_insn): Mark debug insns.
6035 (sd_finish_insn): Unmark them.
6036 (sd_add_dep): Reject non-debug deps on debug insns.
6037 (fixup_sched_groups): Give debug insns group treatment.
6039 (sched_analyze_reg): Don't mark debug insns for sched before call.
6040 (sched_analyze_2): Handle debug insns.
6041 (sched_analyze_insn): Compute next non-debug insn. Handle debug
6043 (deps_analyze_insn): Handle debug insns.
6044 (deps_start_bb): Skip debug insns.
6045 (init_deps): Initialize last_debug_insn.
6046 * tree-ssa.c (target_for_debug_bind): New.
6047 (find_released_ssa_name): New.
6048 (propagate_var_def_into_debug_stmts): New.
6049 (propagate_defs_into_debug_stmts): New.
6050 (verify_ssa): Skip debug bind stmts without values.
6051 (warn_uninialized_vars): Skip debug stmts.
6052 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6053 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6054 (rtx_equal_p): Likewise.
6055 * ira-costs.c (scan_one_insn): Skip debug insns.
6056 (process_bb_node_for_hard_reg_moves): Likewise.
6057 * rtl.h (DEBUG_INSN_P): New.
6058 (NONDEBUG_INSN_P): New.
6059 (MAY_HAVE_DEBUG_INSNS): New.
6060 (INSN_P): Accept debug insns.
6061 (RTX_FRAME_RELATED_P): Likewise.
6062 (INSN_DELETED_P): Likewise
6063 (PAT_VAR_LOCATION_DECL): New.
6064 (PAT_VAR_LOCATION_LOC): New.
6065 (PAT_VAR_OCATION_STATUS): New.
6066 (NOTE_VAR_LOCATION_DECL): Reimplement.
6067 (NOTE_VAR_LOCATION_LOC): Likewise.
6068 (NOTE_VAR_LOCATION_STATUS): Likewise.
6069 (INSN_VAR_LOCATION): New.
6070 (INSN_VAR_LOCATION_DECL): New.
6071 (INSN_VAR_LOCATION_LOC): New.
6072 (INSN_VAR_LOCATION_STATUS): New.
6073 (gen_rtx_UNKNOWN_VAR_LOC): New.
6074 (VAR_LOC_UNKNOWN_P): New.
6075 (NOTE_DURING_CALL_P): New.
6076 (SCHED_GROUP_P): Accept debug insns.
6077 (emit_debug_insn_before): Declare.
6078 (emit_debug_insn_before_noloc): Declare.
6079 (emit_debug_insn_beore_setloc): Declare.
6080 (emit_debug_insn_after): Declare.
6081 (emit_debug_insn_after_noloc): Declare.
6082 (emit_debug_insn_after_setloc): Declare.
6083 (emit_debug_insn): Declare.
6084 (make_debug_insn_raw): Declare.
6085 (prev_nondebug_insn): Declare.
6086 (next_nondebug_insn): Declare.
6087 (delegitimize_mem_from_attrs): Declare.
6088 (get_max_insn_count): Declare.
6089 (wrap_constant): Declare.
6090 (unwrap_constant): Declare.
6091 (get_curr_insn_source_location): Declare.
6092 (get_curr_insn_block): Declare.
6093 * tree-inline.c (insert_debug_decl_map): New.
6094 (processing_debug_stmt): New.
6095 (remap_decl): Don't create new mappings in debug stmts.
6096 (remap_gimple_op_r): Don't add references in debug stmts.
6097 (copy_tree_body_r): Likewise.
6098 (remap_gimple_stmt): Handle debug bind stmts.
6099 (copy_bb): Skip debug stmts.
6100 (copy_edges_for_bb): Likewise.
6101 (copy_debug_stmt): New.
6102 (copy_debug_stmts): New.
6103 (copy_body): Copy debug stmts at the end.
6104 (insert_init_debug_bind): New.
6105 (insert_init_stmt): Take id. Skip and emit debug stmts.
6106 (setup_one_parameter): Remap variable earlier, register debug mapping.
6107 (estimate_num_insns): Skip debug stmts.
6108 (expand_call_inline): Preserve debug_map.
6109 (optimize_inline_calls): Check for no debug_stmts left-overs.
6110 (unsave_expr_now): Preserve debug_map.
6111 (copy_gimple_seq_and_replace_locals): Likewise.
6112 (tree_function_versioning): Check for no debug_stmts left-overs.
6113 Init and destroy debug_map as needed. Split edges unconditionally.
6114 (build_duplicate_type): Init and destroy debug_map as needed.
6115 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6116 (struct copy_body_data): Add debug_stmts and debug_map.
6117 * sched-int.h (struct ready_list): Add n_debug.
6118 (struct deps): Add last_debug_insn.
6119 (DEBUG_INSN_SCHED_P): New.
6120 (BOUNDARY_DEBUG_INSN_P): New.
6121 (SCHEDULE_DEBUG_INSN_P): New.
6122 (sd_iterator_cond): Accept empty list.
6123 * combine.c (create_log_links): Skip debug insns.
6124 (combine_instructions): Likewise.
6125 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6126 return value is always unshared.
6127 (struct rtx_subst_pair): New.
6128 (auto_adjust_pair): New.
6129 (propagate_for_debug_subst): New.
6130 (propagate_for_debug): New.
6131 (try_combine): Skip debug insns. Propagate removed defs into
6133 (next_nonnote_nondebug_insn): New.
6134 (distribute_notes): Use it. Skip debug insns.
6135 (distribute_links): Skip debug insns.
6136 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6137 * resource.c (mark_target_live_regs): Likewise.
6138 * var-tracking.c: Include cselib.h and target.h.
6139 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6141 (micro_operation_type_name): New.
6142 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6143 (struct micro_operation_def): Update comments.
6144 (decl_or_value): New type. Use instead of decls.
6145 (struct emit_note_data_def): Add vars.
6146 (struct attrs_def): Use decl_or_value.
6147 (struct variable_tracking_info_def): Add permp, flooded.
6148 (struct location_chain_def): Update comment.
6149 (struct variable_part_def): Use decl_or_value.
6150 (struct variable_def): Make var_part a variable length array.
6152 (scratch_regs): New.
6153 (cselib_hook_called): New.
6154 (dv_is_decl_p): New.
6155 (dv_is_value_p): New.
6158 (dv_as_opaque): New.
6159 (dv_onepart_p): New.
6161 (IS_DECL_CODE): New.
6162 (check_value_is_not_decl): New.
6163 (dv_from_decl): New.
6164 (dv_from_value): New.
6165 (dv_htab_hash): New.
6166 (variable_htab_hash): Use it.
6167 (variable_htab_eq): Support values.
6168 (variable_htab_free): Free from the right pool.
6169 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6170 (attrs_list_union): Adjust.
6171 (attrs_list_mpdv_union): New.
6172 (tie_break_pointers): New.
6173 (canon_value_cmp): New.
6174 (unshare_variable): Return possibly-modified slot.
6175 (vars_copy_1): Adjust.
6176 (var_reg_decl_set): Adjust. Split out of...
6177 (var_reg_set): ... this.
6178 (get_init_value): Adjust.
6179 (var_reg_delete_and_set): Adjust.
6180 (var_reg_delete): Adjust.
6181 (var_regno_delete): Adjust.
6182 (var_mem_decl_set): Split out of...
6183 (var_mem_set): ... this.
6184 (var_mem_delete_and_set): Adjust.
6185 (var_mem_delete): Adjust.
6189 (variable_union): Adjust. Speed up merge of 1-part vars.
6190 (variable_canonicalize): Use unshared slot.
6191 (VALUED_RECURSED_INTO): New.
6192 (find_loc_in_1pdv): New.
6193 (struct dfset_merge): New.
6194 (insert_into_intersection): New.
6195 (intersect_loc_chains): New.
6197 (canonicalize_loc_order_check): New.
6198 (canonicalize_values_mark): New.
6199 (canonicalize_values_star): New.
6200 (variable_merge_over_cur): New.
6201 (variable_merge_over_src): New.
6202 (dataflow_set_merge): New.
6203 (dataflow_set_equiv_regs): New.
6204 (remove_duplicate_values): New.
6205 (struct dfset_post_merge): New.
6206 (variable_post_merge_new_vals): New.
6207 (variable_post_merge_perm_vals): New.
6208 (dataflow_post_merge_adjust): New.
6209 (find_mem_expr_in_1pdv): New.
6210 (dataflow_set_preserve_mem_locs): New.
6211 (dataflow_set_remove_mem_locs): New.
6212 (dataflow_set_clear_at_call): New.
6213 (onepart_variable_different_p): New.
6214 (variable_different_p): Use it.
6215 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6216 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6218 (track_loc_p): Pass it true.
6219 (struct count_use_info): New.
6220 (find_use_val): New.
6221 (replace_expr_with_values): New.
6223 (use_type): New, partially split out of...
6224 (count_uses): ... this. Count new micro-ops.
6225 (count_uses_1): Adjust.
6226 (count_stores): Adjust.
6227 (count_with_sets): New.
6228 (VAL_NEEDS_RESOLUTION): New.
6229 (VAL_HOLDS_TRACK_EXPR): New.
6230 (VAL_EXPR_IS_COPIED): New.
6231 (VAL_EXPR_IS_CLOBBERED): New.
6232 (add_uses): Adjust. Generate new micro-ops.
6233 (add_uses_1): Adjust.
6234 (add_stores): Generate new micro-ops.
6235 (add_with_sets): New.
6236 (find_src_status): Adjust.
6237 (find_src_set_src): Adjust.
6238 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6239 Handle new micro-ops. Canonicalize value equivalances.
6240 (vt_find_locations): Compute total size of hash tables for
6241 dumping. Perform merge for var-tracking-assignments. Don't
6242 disregard single-block loops.
6243 (dump_attrs_list): Handle decl_or_value.
6244 (dump_variable): Take variable. Deal with decl_or_value.
6245 (dump_variable_slot): New.
6246 (dump_vars): Use it.
6247 (dump_dataflow_sets): Adjust.
6248 (set_slot_part): New, extended to support one-part variables
6249 after splitting out of...
6250 (set_variable_part): ... this.
6251 (clobber_slot_part): New, split out of...
6252 (clobber_variable_part): ... this.
6253 (delete_slot_part): New, split out of...
6254 (delete_variable_part): .... this.
6255 (check_wrap_constant): New.
6256 (vt_expand_loc_callback): New.
6257 (vt_expand_loc): New.
6258 (emit_note_insn_var_location): Adjust. Handle values. Handle
6259 EMIT_NOTE_AFTER_CALL_INSN.
6260 (emit_notes_for_differences_1): Adjust. Handle values.
6261 (emit_notes_for_differences_2): Likewise.
6262 (emit_notes_for_differences): Adjust.
6263 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6264 Adjust. Handle new micro-ops.
6265 (vt_add_function_parameters): Adjust. Create and bind values.
6266 (vt_initialize): Adjust. Initialize scratch_regs and
6267 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6268 operations. Move some code to count_with_sets and add_with_sets.
6269 (delete_debug_insns): New.
6270 (vt_debug_insns_local): New.
6271 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6273 (var_tracking_main): If var-tracking-assignments is enabled
6274 but var-tracking isn't, delete debug insns and leave. Likewise
6275 if we exceed limits or fail the stack adjustments tests, and
6276 after all var-tracking processing.
6277 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6278 (dataflow_set): Add traversed_vars.
6279 (value_chain, const_value_chain): New typedefs.
6280 (value_chain_pool, value_chains): New variables.
6281 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6282 add_value_chains, add_cselib_value_chains, remove_value_chain,
6283 remove_value_chains, remove_cselib_value_chains): New functions.
6284 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6285 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6287 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6288 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6289 (dst_can_be_shared): New variable.
6290 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6291 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6292 different from set->vars, look up slot again instead of using the
6294 (dataflow_set_init): Initialize traversed_vars.
6295 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6296 lookup if set->vars is shared. Don't keep slot cleared before
6297 calling unshare_variable. Unshare set->vars if needed. Adjust
6298 unshare_variable callers. Clear dst_can_be_shared if needed.
6299 Even ->refcount == 1 vars must be unshared if set->vars is shared
6300 and var needs to be modified.
6301 (dataflow_set_union): Set traversed_vars during canonicalization.
6302 (VALUE_CHANGED, DECL_CHANGED): Define.
6303 (set_dv_changed, dv_changed_p): New static inlines.
6304 (track_expr_p): Clear DECL_CHANGED.
6305 (dump_dataflow_sets): Set it.
6306 (variable_was_changed): Call set_dv_changed.
6307 (emit_note_insn_var_location): Likewise.
6308 (changed_variables_stack): New variable.
6309 (check_changed_vars_1, check_changed_vars_2): New functions.
6310 (emit_notes_for_changes): Do nothing if changed_variables is
6311 empty. Traverse changed_variables with check_changed_vars_1,
6312 call check_changed_vars_2 on each changed_variables_stack entry.
6313 (emit_notes_in_bb): Add SET argument. Just clear it at the
6314 beginning, use it instead of local &set, don't destroy it at the end.
6315 (vt_emit_notes): Call dataflow_set_clear early on all
6316 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6317 computed set, dataflow_set_clear also VTI(bb)->in when we are
6318 done with the basic block. Initialize changed_variables_stack,
6319 free it afterwards. If ENABLE_CHECKING verify that after noting
6320 differences to an empty set value_chains hash table is empty.
6321 (vt_initialize): Initialize value_chains and value_chain_pool.
6322 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6323 (variable_tracking_main): Call dump_dataflow_sets before calling
6324 vt_emit_notes, not after it.
6325 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6326 (propagate_var_def_into_debug_stmts): Declare.
6327 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6328 (df_set_note): Reject debug insns.
6329 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6330 add notes to debug insns.
6331 (df_note_bb_compute): Adjust. Likewise.
6332 (df_simulate_uses): Skip debug insns.
6333 (df_simulate_initialize_backwards): Likewise.
6334 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6335 (subst_stack_regs_pat): Reject debug insns.
6336 (convert_regs_1): Handle debug insns.
6337 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6338 (print-rtl.o): Depend on cselib.h.
6339 (cselib.o): Depend on TREE_PASS_H.
6340 (var-tracking.o): Depend on cselib.h and TARGET_H.
6341 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6342 (init_ready_list): Skip boundary debug insns.
6343 (add_branch_dependences): Skip debug insns.
6344 (free_block_dependencies): Check for blocks with only debug insns.
6345 (compute_priorities): Likewise.
6346 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6347 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6349 (gimple_build_debug_bind_stat): New.
6350 (empty_body_p): Skip debug stmts.
6351 (gimple_has_side_effects): Likewise.
6352 (gimple_rhs_has_side_effects): Likewise.
6353 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6354 (gimple_build_debug_bind_stat): Declare.
6355 (gimple_build_debug_bind): Define.
6356 (is_gimple_debug): New.
6357 (gimple_debug_bind_p): New.
6358 (gimple_debug_bind_get_var): New.
6359 (gimple_debug_bind_get_value): New.
6360 (gimple_debug_bind_get_value_ptr): New.
6361 (gimple_debug_bind_set_var): New.
6362 (gimple_debug_bind_set_value): New.
6363 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6364 (gimple_debug_bind_reset_value): New.
6365 (gimple_debug_bind_has_value_p): New.
6366 (gsi_next_nondebug): New.
6367 (gsi_prev_nondebug): New.
6368 (gsi_start_nondebug_bb): New.
6369 (gsi_last_nondebug_bb): New.
6370 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6371 (print_insn): Handle DEBUG_INSN.
6372 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6373 of first insn prevail.
6374 (first_stmt): Skip debug stmts.
6375 (first_non_label_stmt): Likewise.
6376 (last_stmt): Likewise.
6377 (has_zero_uses_1): New.
6378 (single_imm_use_1): New.
6379 (verify_gimple_debug): New.
6380 (verify_types_in_gimple_stmt): Handle debug stmts.
6381 (verify_stmt): Likewise.
6382 (debug_loop_num): Skip debug stmts.
6383 (remove_edge_and_dominated_blocks): Remove dominators last.
6384 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6385 (linearize_expr): Likewise.
6386 * config/i386/i386.c (ix86_delegitimize_address): Call
6387 default implementation.
6388 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6389 (group_barrier_needed): Skip debug insns.
6390 (emit_insn_group_barriers): Likewise.
6391 (emit_all_insn_group_barriers): Likewise.
6392 (ia64_variable_issue): Handle debug insns.
6393 (ia64_dfa_new_cycle): Likewise.
6394 (final_emit_insn_group_barriers): Skip debug insns.
6395 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6396 def cfa without frame.
6397 (process_set): Likewise.
6398 (process_for_unwind_directive): Pass frame on.
6399 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6400 (rs6000_delegitimize_address): New.
6401 (rs6000_debug_adjust_cost): Handle debug insns.
6402 (is_microcoded_insn): Likewise.
6403 (is_cracked_insn): Likewise.
6404 (is_nonpipeline_insn): Likewise.
6405 (insn_must_be_first_in_group): Likewise.
6406 (insn_must_be_last_in_group): Likewise.
6407 (force_new_group): Likewise.
6408 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6409 contains only debug insns.
6410 (rtl_merge_blocks): Skip debug insns.
6411 (purge_dead_edges): Likewise.
6412 (rtl_block_ends_with_call_p): Skip debug insns.
6413 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6414 (mark_reg_dependencies): Skip debug insns.
6415 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6416 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6417 * tree-ssa-threadedge.c
6418 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6419 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6420 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6421 (copyprop_hardreg_forward_1): Handle debug insns.
6422 * reload1.c (reload): Skip debug insns. Replace unassigned
6423 pseudos in debug insns with their equivalences.
6424 (eliminate_regs_in_insn): Skip debug insns.
6425 (emit_input_reload_insns): Skip debug insns at first, adjust
6427 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6428 (get_indirect_ref_operands): Pass opf_no_vops on.
6429 (get_expr_operands): Likewise. Skip debug stmts.
6430 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6432 2009-09-01 Richard Henderson <rth@redhat.com>
6434 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6435 stmt_ends_pp_p statements at least once.
6436 * tree-vrp.c (vrp_initialize): Likewise.
6437 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6439 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6442 Fix AIX bootstrap after PR debug/30161
6443 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6444 that is a GNU extension.
6445 (tmpl_value_parm_die_table): Move the definition of this global
6446 outside #ifdef DWARF2_DEBUGGING_INFO region.
6448 2009-09-01 Richard Guenther <rguenther@suse.de>
6450 * tree.c (tree_expr_size): New function.
6451 * tree.h (tree_expr_size): Declare.
6452 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6453 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6454 * langhooks.c (lhd_expr_size): Remove.
6455 * langhooks.h (struct lang_hooks): Remove expr_size.
6456 * explow.c (expr_size): Use tree_expr_size.
6457 (int_expr_size): Likewise.
6458 * langhooks-def.h (lhd_expr_size): Remove.
6459 (LANG_HOOKS_EXPR_SIZE): Likewise.
6460 (LANG_HOOKS_INITIALIZER): Adjust.
6462 2009-09-01 Richard Guenther <rguenther@suse.de>
6464 * tree-flow.h (mark_addressable): Move declaration ...
6465 * tree.h (mark_addressable): ... here.
6466 * stmt.c (expand_asm_operands): Use mark_addressable, not
6467 lang_hooks.mark_addressable.
6468 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6469 LANG_HOOKS_MARK_ADDRESSABLE.
6470 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6471 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6473 2009-08-31 Chris Demetriou <cgd@google.com>
6475 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6476 vectorize if not TARGET_SSE2.
6478 2009-08-31 DJ Delorie <dj@redhat.com>
6480 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6481 registers if no coprocessor is enabled.
6483 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6486 * cgraph.h (cgraph_get_node): Declare ...
6487 * cgraph.c (cgraph_get_node): ... new function.
6488 * dwarf2out.c (gen_generic_params_dies,
6489 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6490 make_ith_pack_parameter_name,
6491 append_entry_to_tmpl_value_parm_die_table,
6492 gen_remaining_tmpl_value_param_die_attribute): New functions.
6493 (gen_subprogram_die): Generate debug info for template parameters
6494 if debug info level is higher than DINFO_LEVEL_TERSE.
6495 Use tree_add_const_value_attribute_for_decl instead of
6496 tree_add_const_value_attribute.
6497 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6498 instead of tree_add_const_value_attribute.
6499 (gen_struct_or_union_type_die): Generate debug
6500 info for template parameters if debug info level is higher than
6502 (tree_add_const_value_attribute): Handle integral and pointer
6503 constants. Update comment.
6504 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6505 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6506 (reference_to_unused): Fix thinko. Remove redundant predicates from
6508 (tree_add_const_value_attribute): Make this work for constant
6510 tree_add_const_value_attribute_for_decl is to be used for variable
6512 (add_location_or_const_value_attribute): Use
6513 tree_add_const_value_attribute_for_decl now.
6514 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6515 DW_TAG_template_value_param DIEs after function DIEs have been
6517 * langhooks.h (lang_hooks_for_types): Add
6518 get_argument_pack_elems.
6519 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6520 (lang_hooks): Added get_innermost_generic_parms,
6521 get_innermost_generic_args.
6522 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6523 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6524 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6525 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6527 2009-08-31 DJ Delorie <dj@redhat.com>
6529 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6530 it once we start generating the prologue or epilogue.
6531 (mep_call_saves_register): If the frame is locked, re-use
6533 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6534 (mep_expand_prologue): Call it.
6535 (mep_expand_epilogue): Likewise.
6536 (mep_start_function): Use the same logic as mep_expand_prologue.
6537 (mep_pass_by_reference): Make logic more readable.
6538 (mep_return_in_memory): Zero-sized objects are passed in memory.
6539 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6541 2009-08-31 Richard Guenther <rguenther@suse.de>
6543 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6544 to query if the memory regions for memmove overlap.
6545 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6546 asserts on pointers, instead deal with odd trees.
6547 (ptr_derefs_may_alias_p): Likewise.
6548 (refs_may_alias_p_1): Constructor bases also never alias.
6550 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6552 * doc/install.texi (Final install): Adjust reference on where to
6553 order printed manuals.
6555 2009-08-30 Olivier Hainque <hainque@adacore.com>
6557 * dwarf2out.c (switch_to_frame_table_section): Move
6558 definition prior to first use.
6560 2009-08-30 Richard Guenther <rguenther@suse.de>
6562 PR tree-optimization/41186
6563 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6564 (ao_ref_init_from_ptr_and_size): New function.
6565 (ref_maybe_used_by_call_p_1): Be more precise tracking
6566 used ranges for builtin functions.
6567 (ref_maybe_used_by_call_p): Adjust.
6568 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6569 ranges for builtin functions.
6570 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6572 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6575 * fwprop.c (get_reg_use_in): Delete.
6576 (free_load_extend): New function.
6577 (forward_propagate_subreg): Use it.
6579 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6581 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6583 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6586 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6589 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6591 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6592 fini or fini_array section.
6594 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6596 * graphite-dependences.c (graphite_legal_transform_bb): Call
6597 pbb_remove_duplicate_pdrs.
6598 * graphite-poly.c (can_collapse_pdr): Removed.
6599 (pdr_find_duplicate): Removed.
6600 (can_collapse_pdrs): New.
6601 (pbb_remove_duplicate_pdrs): New.
6602 (new_poly_dr): Do not look for duplicates.
6603 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6604 (PBB_PDR_DUPLICATES_REMOVED): New.
6605 (pbb_remove_duplicate_pdrs): Declared.
6607 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6609 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6610 the strides by multiplying by PDR_NB_REFS.
6611 * graphite-poly.c (can_collapse_pdr): New.
6612 (pdr_find_duplicate): New.
6613 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6614 Initialize PDR_NB_REFS.
6615 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6617 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6619 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6622 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6625 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6627 * graphite-dependences.c (pddr_original_scattering): Return NULL
6628 for read-read dependence relations.
6629 * graphite-poly.h (enum poly_dr_type): Fix comment.
6632 (pdr_may_write_p): New.
6634 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6636 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6637 (struct poly_dr): Same.
6638 (new_poly_dr): Same.
6639 * graphite-poly.c (new_poly_dr): Same.
6640 * graphite-dependences.c (dot_deps): Disable call to system.
6642 2009-08-28 Cary Coutant <ccoutant@google.com>
6645 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6646 struct/union/enum types local to a function.
6648 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6649 Sebastian Pop <sebastian.pop@amd.com>
6651 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6652 pbb_strip_mine_time_depth. Changed the implementation so that
6653 transformation is expressed as a transformation on
6654 time (scatttering) dimensions. Also, ensures that the 2d+1
6655 scheduling format is preserved.
6656 (pbb_strip_mine_profitable_p): Profitability is based on the
6657 iteration number of a given time (scattering) dimension,
6658 and not on a original loop depth dimension.
6659 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6660 (pbb_do_strip_mine): Call psct_dynamic_dim.
6661 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6662 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6663 (pbb_nb_dynamic_scattering_transform): New.
6664 (psct_dynamic_dim): New.
6666 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6668 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6669 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6670 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6671 * graphite-interchange.c (build_linearized_memory_access): Same.
6672 (memory_stride_in_loop): Same.
6674 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6676 * graphite-dependences.c (pddr_original_scattering): New.
6677 (graphite_legal_transform_dr): Call pddr_original_scattering.
6680 * graphite-dependences.h (dot_deps): Declared.
6681 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6682 (print_pdr): Print PDR_ID.
6683 * graphite-poly.h (struct poly_dr): Add field id.
6686 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6688 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6690 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6691 not delete the original dependence relation.
6693 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6695 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6696 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6697 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6698 (free_poly_ddr): New.
6699 (pddr_is_empty): New.
6700 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6701 (dependence_polyhedron): Same. Remove useless gcc_assert.
6703 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6704 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6705 * graphite-dependences.h (enum poly_dependence_kind): New.
6706 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6707 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6708 (PDRP_SINK): Renamed PDDR_SINK.
6709 (PDRP_DDP): Renamed PDDR_DDP.
6711 (free_poly_ddr): Declared.
6712 * graphite-poly.c (new_scop): Use the new hash function names.
6713 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6714 into original_pddrs.
6715 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6717 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6719 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6720 bounds with LT_EXPR to make niter analysis more precise on code
6721 generated by Graphite.
6723 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6725 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6726 (graphite_legal_transform_bb): Same.
6727 (poly_drs_may_alias_p): Same.
6729 2009-08-28 Richard Guenther <rguenther@suse.de>
6731 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6733 2009-08-28 Jan Beulich <jbeulich@novell.com>
6735 * config/i386/netware.c: Include langhooks.h.
6736 (i386_nlm_encode_section_info): Simplify.
6737 (netware_override_options): Delete.
6738 * config/i386/netware.h (netware_override_options): Delete
6740 (OVERRIDE_OPTIONS): Delete definition.
6741 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6742 (ASM_COMMENT_START): Define.
6743 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6745 2009-08-28 Jan Beulich <jbeulich@novell.com>
6747 * configure.ac: For in-tree ld, do a plain version check to
6748 determine whether comdat groups are supported.
6749 * configure: Regenerate.
6751 2009-08-28 Olivier Hainque <hainque@adacore.com>
6753 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6754 always defined. Reflect definition or absence of such for
6755 COLLECT_EXPORT_LIST. Readability helper.
6756 (scanfilter): New enum, to help control what symbols
6757 are to be considered or ignored by scan_prog_file.
6758 (enum pass): Rename as "scanpass", moved together with scanfilter
6759 prior to scan_prog_file's prototype.
6760 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6761 Group prototype with the scanpass/scanfilter definitions, factorize
6762 head comments for the several implementations at the prototype.
6763 (main): Reorganize the first pass link control to let AIX
6764 drag only the needed frame tables in executables. Prevent
6765 frame tables collection during the scan aimed at static ctors.
6766 Pre-link and scan for frame tables later to compensate.
6767 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6768 A C statement to issue assembly directives that create a reference
6769 to the given DWARF table identifier label from the current function
6771 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6772 to differentiate first time section entry. Only emit a .data
6773 tables start identifier label the first time around.
6774 (switch_to_frame_table_section): New function. Helper for
6775 output_call_frame_info to switch possibly BACK into the eh_frame
6776 or the debug_frame section depending on FOR_EH.
6777 (output_call_frame_info): Use helper to first enter the proper
6779 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6780 emit a link to the frame table start label from each function
6782 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6783 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6784 * config/rs6000/rs6000-protos.h: Declare it.
6785 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6787 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6789 * config/sh/sh.c (split_branches): Check the result of
6792 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6794 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6795 using -pthread -fopenmp
6797 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6799 * doc/service.texi (service directory): Update URL.
6801 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6803 PR rtl-optimization/40861
6804 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6805 extract word from a multi-word subreg for negative byte positions.
6807 2009-08-27 Tristan Gingold <gingold@adacore.com>
6808 Douglas B Rupp <rupp@gnat.com>
6810 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6811 (SECTION_VMS_OVERLAY): Define.
6812 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6814 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6816 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6817 common_object declarations.
6818 (ia64_section_type_flags): Set section flag for common_object.
6819 * config/ia64/ia64-protos.h
6820 (ia64_vms_output_aligned_decl_common): Declare.
6821 (ia64_vms_elf_asm_named_section): Declare.
6823 2009-08-27 Michael Matz <matz@suse.de>
6825 * expr.c (expand_expr_real_2): New function taking exploded
6826 unary or binary expression, split out from ...
6827 (expand_expr_real_1): ... here. Move over all unary/binary
6828 switch parts to above function, in particular these codes:
6829 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6830 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6831 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6832 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6833 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6834 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6835 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6836 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6837 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6838 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6839 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6840 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6841 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6842 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6843 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6844 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6845 VEC_PACK_FIX_TRUNC_EXPR.
6846 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6849 2009-08-27 Richard Guenther <rguenther@suse.de>
6851 * gengtype.c (main): Handle uint64_t.
6852 * ipa-utils.c (get_base_var): Indent properly.
6853 * tree-ssa-live.c (debug_scope_block): New function.
6854 * tree-flow.h (debug_scope_block): Declare.
6855 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6856 * basic-block.h (enum profile_status): Rename to
6857 enum profile_status_d.
6858 (x_profile_status): Adjust type.
6860 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6863 * dwarf2out.c (get_context_die): Declare this static function.
6864 (gen_type_die_with_usage): Make sure a DIE is a generated for
6865 the context of a typedef.
6867 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6869 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6872 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6874 * config/mips/mips-protos.h (mips_output_sync): Declare.
6875 (mips_sync_loop_insns): Likewise.
6876 (mips_output_sync_loop): Replace first two parameters with an rtx.
6877 * config/mips/mips.c (mips_multi_member): New structure.
6878 (mips_multi_members): New variable.
6879 (mips_multi_start): New function.
6880 (mips_multi_add): Likewise.
6881 (mips_multi_add_insn): Likewise.
6882 (mips_multi_add_label): Likewise.
6883 (mips_multi_last_index): Likewise.
6884 (mips_multi_copy_insn): Likewise.
6885 (mips_multi_set_operand): Likewise.
6886 (mips_multi_write): Likewise.
6887 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6888 (mips_init_print_operand_punct): Update accordingly.
6889 (mips_start_ll_sc_sync_block): New function.
6890 (mips_end_ll_sc_sync_block): Likewise.
6891 (mips_output_sync): Likewise.
6892 (mips_sync_insn1_template): Likewise.
6893 (mips_sync_insn2_template): Likewise.
6894 (mips_get_sync_operand): Likewise.
6895 (mips_process_sync_loop): Likewise.
6896 (mips_output_sync_loop): Use mips_process_sync_loop.
6897 (mips_sync_loop_insns): New function.
6898 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6899 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6900 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6901 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6902 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6903 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6904 (MIPS_SYNC_OLD_OP_12): Likewise.
6905 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6906 (MIPS_SYNC_NEW_OP_12): Likewise.
6907 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6908 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6909 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6910 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6911 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6912 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6913 * config/mips/mips.md (sync_mem): New attribute.
6914 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6915 (sync_exclusive_mask, sync_required_oldval): Likewise.
6916 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6917 (sync_release_barrier): Likewise.
6918 (length): Handle sync loops.
6919 (sync): Use mips_output_sync.
6920 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6921 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6922 and use mips_output_sync_loop.
6923 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6924 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6925 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6926 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6927 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6928 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6929 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6930 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6931 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6933 2009-08-26 Richard Guenther <rguenther@suse.de>
6936 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6937 the types to not match.
6938 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6940 * tree-ssa.c (useless_type_conversion_p): Conversions to
6941 pointers to unprototyped functions are useless.
6943 2009-08-26 Richard Guenther <rguenther@suse.de>
6945 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6946 whole-program condition, prepare to be called for non-globals.
6947 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6948 params build a representative with known type and track its fields.
6950 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6952 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6953 clearing by a taken branch.
6954 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6955 effectively after bbro pass.
6956 (sync_nand<mode>): Ditto.
6957 (sync_old_<fetchop_name><mode>): Ditto.
6958 (sync_old_nand<mode>): Ditto.
6959 (sync_new_<fetchop_name><mode>): Dito.
6960 (sync_new_nand<mode>): Ditto.
6961 (sync_compare_and_swap<mode>_1): Ditto.
6962 (*sync_compare_and_swap<mode>): Ditto.
6963 (sync_lock_test_and_set<mode>_1): Ditto.
6964 ("sync_lock_test_and_set<mode>): Ditto.
6966 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6968 * hwint.h (HOST_LONG_FORMAT): New macro
6969 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6970 Use HOST_PTR_PRINTF.
6971 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6972 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6973 (HOST_PTR_PRINTF): Document.
6975 2009-08-25 Jan Hubicka <jh@suse.cz>
6977 * config/i386/bmmintrin.h: Replace by #error.
6980 Michael Meissner <michael.meissner@amd.com>
6981 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6982 Tony Linthicum <tony.linthicum@amd.com>
6984 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6985 (TARGET_ROUND): New macro for the round/ptest instructions which
6986 are shared between SSE4.1 and SSE5.
6987 (OPTION_MASK_ISA_ROUND): Ditto.
6988 (OPTION_ISA_ROUND): Ditto.
6989 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6990 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6992 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6993 (-mfused-madd): New switch to give users control over whether the
6994 compiler optimizes to use the multiply/add SSE5 instructions.
6996 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6997 (ix86_handle_option): Turn off 3dnow if -msse5.
6998 (override_options): Add SSE5 support.
6999 (print_operand): %Y prints comparison codes for SSE5 com/pcom
7001 (ix86_expand_sse_movcc): Add SSE5 support.
7002 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
7003 vector type to the next largest size.
7004 (ix86_expand_sse5_pack): New function to use pperm to pack a
7005 vector type to the next smallest size.
7006 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
7007 (IX86_BUILTIN_FMADDSD): Ditto.
7008 (IX86_BUILTIN_FMADDPS): Ditto.
7009 (IX86_BUILTIN_FMADDPD): Ditto.
7010 (IX86_BUILTIN_FMSUBSS): Ditto.
7011 (IX86_BUILTIN_FMSUBSD): Ditto.
7012 (IX86_BUILTIN_FMSUBPS): Ditto.
7013 (IX86_BUILTIN_FMSUBPD): Ditto.
7014 (IX86_BUILTIN_FNMADDSS): Ditto.
7015 (IX86_BUILTIN_FNMADDSD): Ditto.
7016 (IX86_BUILTIN_FNMADDPS): Ditto.
7017 (IX86_BUILTIN_FNMADDPD): Ditto.
7018 (IX86_BUILTIN_FNMSUBSS): Ditto.
7019 (IX86_BUILTIN_FNMSUBSD): Ditto.
7020 (IX86_BUILTIN_FNMSUBPS): Ditto.
7021 (IX86_BUILTIN_FNMSUBPD): Ditto.
7022 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
7023 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
7024 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
7025 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
7026 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
7027 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
7028 (IX86_BUILTIN_PPERM): Ditto.
7029 (IX86_BUILTIN_PERMPS): Ditto.
7030 (IX86_BUILTIN_PERMPD): Ditto.
7031 (IX86_BUILTIN_PMACSSWW): Ditto.
7032 (IX86_BUILTIN_PMACSWW): Ditto.
7033 (IX86_BUILTIN_PMACSSWD): Ditto.
7034 (IX86_BUILTIN_PMACSWD): Ditto.
7035 (IX86_BUILTIN_PMACSSDD): Ditto.
7036 (IX86_BUILTIN_PMACSDD): Ditto.
7037 (IX86_BUILTIN_PMACSSDQL): Ditto.
7038 (IX86_BUILTIN_PMACSSDQH): Ditto.
7039 (IX86_BUILTIN_PMACSDQL): Ditto.
7040 (IX86_BUILTIN_PMACSDQH): Ditto.
7041 (IX86_BUILTIN_PMADCSSWD): Ditto.
7042 (IX86_BUILTIN_PMADCSWD): Ditto.
7043 (IX86_BUILTIN_PHADDBW): Ditto.
7044 (IX86_BUILTIN_PHADDBD): Ditto.
7045 (IX86_BUILTIN_PHADDBQ): Ditto.
7046 (IX86_BUILTIN_PHADDWD): Ditto.
7047 (IX86_BUILTIN_PHADDWQ): Ditto.
7048 (IX86_BUILTIN_PHADDDQ): Ditto.
7049 (IX86_BUILTIN_PHADDUBW): Ditto.
7050 (IX86_BUILTIN_PHADDUBD): Ditto.
7051 (IX86_BUILTIN_PHADDUBQ): Ditto.
7052 (IX86_BUILTIN_PHADDUWD): Ditto.
7053 (IX86_BUILTIN_PHADDUWQ): Ditto.
7054 (IX86_BUILTIN_PHADDUDQ): Ditto.
7055 (IX86_BUILTIN_PHSUBBW): Ditto.
7056 (IX86_BUILTIN_PHSUBWD): Ditto.
7057 (IX86_BUILTIN_PHSUBDQ): Ditto.
7058 (IX86_BUILTIN_PROTB): Ditto.
7059 (IX86_BUILTIN_PROTW): Ditto.
7060 (IX86_BUILTIN_PROTD): Ditto.
7061 (IX86_BUILTIN_PROTQ): Ditto.
7062 (IX86_BUILTIN_PROTB_IMM): Ditto.
7063 (IX86_BUILTIN_PROTW_IMM): Ditto.
7064 (IX86_BUILTIN_PROTD_IMM): Ditto.
7065 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7066 (IX86_BUILTIN_PSHLB): Ditto.
7067 (IX86_BUILTIN_PSHLW): Ditto.
7068 (IX86_BUILTIN_PSHLD): Ditto.
7069 (IX86_BUILTIN_PSHLQ): Ditto.
7070 (IX86_BUILTIN_PSHAB): Ditto.
7071 (IX86_BUILTIN_PSHAW): Ditto.
7072 (IX86_BUILTIN_PSHAD): Ditto.
7073 (IX86_BUILTIN_PSHAQ): Ditto.
7074 (IX86_BUILTIN_FRCZSS): Ditto.
7075 (IX86_BUILTIN_FRCZSD): Ditto.
7076 (IX86_BUILTIN_FRCZPS): Ditto.
7077 (IX86_BUILTIN_FRCZPD): Ditto.
7078 (IX86_BUILTIN_CVTPH2PS): Ditto.
7079 (IX86_BUILTIN_CVTPS2PH): Ditto.
7080 (IX86_BUILTIN_COMEQSS): Ditto.
7081 (IX86_BUILTIN_COMNESS): Ditto.
7082 (IX86_BUILTIN_COMLTSS): Ditto.
7083 (IX86_BUILTIN_COMLESS): Ditto.
7084 (IX86_BUILTIN_COMGTSS): Ditto.
7085 (IX86_BUILTIN_COMGESS): Ditto.
7086 (IX86_BUILTIN_COMUEQSS): Ditto.
7087 (IX86_BUILTIN_COMUNESS): Ditto.
7088 (IX86_BUILTIN_COMULTSS): Ditto.
7089 (IX86_BUILTIN_COMULESS): Ditto.
7090 (IX86_BUILTIN_COMUGTSS): Ditto.
7091 (IX86_BUILTIN_COMUGESS): Ditto.
7092 (IX86_BUILTIN_COMORDSS): Ditto.
7093 (IX86_BUILTIN_COMUNORDSS): Ditto.
7094 (IX86_BUILTIN_COMFALSESS): Ditto.
7095 (IX86_BUILTIN_COMTRUESS): Ditto.
7096 (IX86_BUILTIN_COMEQSD): Ditto.
7097 (IX86_BUILTIN_COMNESD): Ditto.
7098 (IX86_BUILTIN_COMLTSD): Ditto.
7099 (IX86_BUILTIN_COMLESD): Ditto.
7100 (IX86_BUILTIN_COMGTSD): Ditto.
7101 (IX86_BUILTIN_COMGESD): Ditto.
7102 (IX86_BUILTIN_COMUEQSD): Ditto.
7103 (IX86_BUILTIN_COMUNESD): Ditto.
7104 (IX86_BUILTIN_COMULTSD): Ditto.
7105 (IX86_BUILTIN_COMULESD): Ditto.
7106 (IX86_BUILTIN_COMUGTSD): Ditto.
7107 (IX86_BUILTIN_COMUGESD): Ditto.
7108 (IX86_BUILTIN_COMORDSD): Ditto.
7109 (IX86_BUILTIN_COMUNORDSD): Ditto.
7110 (IX86_BUILTIN_COMFALSESD): Ditto.
7111 (IX86_BUILTIN_COMTRUESD): Ditto.
7112 (IX86_BUILTIN_COMEQPS): Ditto.
7113 (IX86_BUILTIN_COMNEPS): Ditto.
7114 (IX86_BUILTIN_COMLTPS): Ditto.
7115 (IX86_BUILTIN_COMLEPS): Ditto.
7116 (IX86_BUILTIN_COMGTPS): Ditto.
7117 (IX86_BUILTIN_COMGEPS): Ditto.
7118 (IX86_BUILTIN_COMUEQPS): Ditto.
7119 (IX86_BUILTIN_COMUNEPS): Ditto.
7120 (IX86_BUILTIN_COMULTPS): Ditto.
7121 (IX86_BUILTIN_COMULEPS): Ditto.
7122 (IX86_BUILTIN_COMUGTPS): Ditto.
7123 (IX86_BUILTIN_COMUGEPS): Ditto.
7124 (IX86_BUILTIN_COMORDPS): Ditto.
7125 (IX86_BUILTIN_COMUNORDPS): Ditto.
7126 (IX86_BUILTIN_COMFALSEPS): Ditto.
7127 (IX86_BUILTIN_COMTRUEPS): Ditto.
7128 (IX86_BUILTIN_COMEQPD): Ditto.
7129 (IX86_BUILTIN_COMNEPD): Ditto.
7130 (IX86_BUILTIN_COMLTPD): Ditto.
7131 (IX86_BUILTIN_COMLEPD): Ditto.
7132 (IX86_BUILTIN_COMGTPD): Ditto.
7133 (IX86_BUILTIN_COMGEPD): Ditto.
7134 (IX86_BUILTIN_COMUEQPD): Ditto.
7135 (IX86_BUILTIN_COMUNEPD): Ditto.
7136 (IX86_BUILTIN_COMULTPD): Ditto.
7137 (IX86_BUILTIN_COMULEPD): Ditto.
7138 (IX86_BUILTIN_COMUGTPD): Ditto.
7139 (IX86_BUILTIN_COMUGEPD): Ditto.
7140 (IX86_BUILTIN_COMORDPD): Ditto.
7141 (IX86_BUILTIN_COMUNORDPD): Ditto.
7142 (IX86_BUILTIN_COMFALSEPD): Ditto.
7143 (IX86_BUILTIN_COMTRUEPD): Ditto.
7144 (IX86_BUILTIN_PCOMEQUB): Ditto.
7145 (IX86_BUILTIN_PCOMNEUB): Ditto.
7146 (IX86_BUILTIN_PCOMLTUB): Ditto.
7147 (IX86_BUILTIN_PCOMLEUB): Ditto.
7148 (IX86_BUILTIN_PCOMGTUB): Ditto.
7149 (IX86_BUILTIN_PCOMGEUB): Ditto.
7150 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7151 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7152 (IX86_BUILTIN_PCOMEQUW): Ditto.
7153 (IX86_BUILTIN_PCOMNEUW): Ditto.
7154 (IX86_BUILTIN_PCOMLTUW): Ditto.
7155 (IX86_BUILTIN_PCOMLEUW): Ditto.
7156 (IX86_BUILTIN_PCOMGTUW): Ditto.
7157 (IX86_BUILTIN_PCOMGEUW): Ditto.
7158 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7159 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7160 (IX86_BUILTIN_PCOMEQUD): Ditto.
7161 (IX86_BUILTIN_PCOMNEUD): Ditto.
7162 (IX86_BUILTIN_PCOMLTUD): Ditto.
7163 (IX86_BUILTIN_PCOMLEUD): Ditto.
7164 (IX86_BUILTIN_PCOMGTUD): Ditto.
7165 (IX86_BUILTIN_PCOMGEUD): Ditto.
7166 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7167 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7168 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7169 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7170 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7171 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7172 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7173 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7174 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7175 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7176 (IX86_BUILTIN_PCOMEQB): Ditto.
7177 (IX86_BUILTIN_PCOMNEB): Ditto.
7178 (IX86_BUILTIN_PCOMLTB): Ditto.
7179 (IX86_BUILTIN_PCOMLEB): Ditto.
7180 (IX86_BUILTIN_PCOMGTB): Ditto.
7181 (IX86_BUILTIN_PCOMGEB): Ditto.
7182 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7183 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7184 (IX86_BUILTIN_PCOMEQW): Ditto.
7185 (IX86_BUILTIN_PCOMNEW): Ditto.
7186 (IX86_BUILTIN_PCOMLTW): Ditto.
7187 (IX86_BUILTIN_PCOMLEW): Ditto.
7188 (IX86_BUILTIN_PCOMGTW): Ditto.
7189 (IX86_BUILTIN_PCOMGEW): Ditto.
7190 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7191 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7192 (IX86_BUILTIN_PCOMEQD): Ditto.
7193 (IX86_BUILTIN_PCOMNED): Ditto.
7194 (IX86_BUILTIN_PCOMLTD): Ditto.
7195 (IX86_BUILTIN_PCOMLED): Ditto.
7196 (IX86_BUILTIN_PCOMGTD): Ditto.
7197 (IX86_BUILTIN_PCOMGED): Ditto.
7198 (IX86_BUILTIN_PCOMFALSED): Ditto.
7199 (IX86_BUILTIN_PCOMTRUED): Ditto.
7200 (IX86_BUILTIN_PCOMEQQ): Ditto.
7201 (IX86_BUILTIN_PCOMNEQ): Ditto.
7202 (IX86_BUILTIN_PCOMLTQ): Ditto.
7203 (IX86_BUILTIN_PCOMLEQ): Ditto.
7204 (IX86_BUILTIN_PCOMGTQ): Ditto.
7205 (IX86_BUILTIN_PCOMGEQ): Ditto.
7206 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7207 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7208 (enum multi_arg_type): New enum for describing the various SSE5
7209 intrinsic argument types.
7210 (bdesc_multi_arg): New table for SSE5 intrinsics.
7211 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7212 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7214 (ix86_expand_builtin): Add SSE5 intrinsic support.
7215 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7216 operand instructions.
7217 (ix86_expand_sse5_multiple_memory): New function to split the
7218 second memory reference from SSE5 instructions.
7219 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7220 (ix86_return_pops_args): Use stdarg_p to determine if the function
7221 has variable arguments.
7222 (ix86_setup_incoming_varargs): Ditto.
7223 (x86_this_parameter): Ditto.
7225 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7227 (ix86_expand_sse5_pack): Ditto.
7228 (ix86_sse5_valid_op_p): Ditto.
7229 (ix86_expand_sse5_multiple_memory): Ditto.
7231 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7232 constant for SSE5 support.
7233 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7234 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7235 (UNSPEC_SSE5_PERMUTE): Ditto.
7236 (UNSPEC_SSE5_ASHIFT): Ditto.
7237 (UNSPEC_SSE5_LSHIFT): Ditto.
7238 (UNSPEC_FRCZ): Ditto.
7239 (UNSPEC_CVTPH2PS): Ditto.
7240 (UNSPEC_CVTPS2PH): Ditto.
7241 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7243 (COM_FALSE_S): Ditto.
7244 (COM_FALSE_P): Ditto.
7245 (COM_TRUE_S): Ditto.
7246 (COM_TRUE_P): Ditto.
7247 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7248 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7250 (memory attribute): Ditto.
7251 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7252 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7253 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7254 (floor<mode>2): Ditto.
7255 (ceil<mode>2): Ditto.
7256 (btrunc<mode>2): Ditto.
7257 (nearbyintdf2): Ditto.
7258 (nearbyintsf2): Ditto.
7259 (sse_setccsf): Disable if SSE5.
7260 (sse_setccdf): Ditto.
7261 (sse5_setcc<mode>): New support for SSE5 conditional move.
7262 (sse5_pcmov_<mode>): Ditto.
7264 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7266 (SSEMODEF2P): Ditto.
7267 (ssemodesuffixf4): New mode attribute for SSE5.
7268 (ssemodesuffixf2s): Ditto.
7269 (ssemodesuffixf2c): Ditto.
7270 (sserotatemax): Ditto.
7271 (ssescalarmode): Ditto.
7272 (sse_maskcmpv4sf3): Disable if SSE5.
7273 (sse_maskcmpv2df3): Ditto.
7274 (sse_vmmaskcmpv4sf3): Ditto.
7275 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7276 (sse5_vmfmadd<mode>4): Ditto.
7277 (sse5_fmsub<mode>4): Ditto.
7278 (sse5_vmfmsub<mode>4): Ditto.
7279 (sse5_fnmadd<mode>4): Ditto.
7280 (sse5_vmfnmadd<mode>4): Ditto.
7281 (sse5_fnmsub<mode>4): Ditto.
7282 (sse5_vmfnmsub<mode>4): Ditto.
7283 (sse5i_fmadd<mode>4): Ditto.
7284 (sse5i_fmsub<mode>4): Ditto.
7285 (sse5i_fnmadd<mode>4): Ditto.
7286 (sse5i_fnmsub<mode>4): Ditto.
7287 (sse5i_vmfmadd<mode>4): Ditto.
7288 (sse5i_vmfmsub<mode>4): Ditto.
7289 (sse5i_vmfnmadd<mode>4): Ditto.
7290 (sse5i_vmfnmsub<mode>4): Ditto.
7291 (mulv16qi3): Add SSE5 support.
7293 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7294 (sse2_mulv4si3): Disable if SSE5.
7295 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7296 (sse4_1_roundps): Ditto.
7297 (sse4_1_roundsd): Ditto.
7298 (sse4_1_roundss): Ditto.
7299 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7301 (sse_maskcmpsf3): Ditto.
7302 (sse_vmmaskcmpv4sf3): Ditto.
7303 (sse2_maskcmpv2df3): Ditto.
7304 (sse2_maskcmpdf3): Ditto.
7305 (sse2_vmmaskcmpv2df3): Ditto.
7306 (sse2_eq<mode>3): Ditto.
7307 (sse2_gt<mode>3): Ditto.
7308 (sse5_pcmov_<mode>): Add SSE5 support.
7309 (vec_unpacku_hi_v16qi): Ditto.
7310 (vec_unpacks_hi_v16qi): Ditto.
7311 (vec_unpacku_lo_v16qi): Ditto.
7312 (vec_unpacks_lo_v16qi): Ditto.
7313 (vec_unpacku_hi_v8hi): Ditto.
7314 (vec_unpacks_hi_v8hi): Ditto.
7315 (vec_unpacku_lo_v8hi): Ditto.
7316 (vec_unpacks_lo_v8hi): Ditto.
7317 (vec_unpacku_hi_v4si): Ditto.
7318 (vec_unpacks_hi_v4si): Ditto.
7319 (vec_unpacku_lo_v4si): Ditto.
7320 (vec_unpacks_lo_v4si): Ditto.
7321 (sse5_pmacsww): New SSE5 intrinsic insn.
7322 (sse5_pmacssww): Ditto.
7323 (sse5_pmacsdd): Ditto.
7324 (sse5_pmacssdd): Ditto.
7325 (sse5_pmacssdql): Ditto.
7326 (sse5_pmacssdqh): Ditto.
7327 (sse5_pmacsdqh): Ditto.
7328 (sse5_pmacsswd): Ditto.
7329 (sse5_pmacswd): Ditto.
7330 (sse5_pmadcsswd): Ditto.
7331 (sse5_pmadcswd): Ditto.
7332 (sse5_pcmov_<move>): Conditional move support on SSE5.
7333 (sse5_phaddbw): New SSE5 intrinsic insn.
7334 (sse5_phaddbd): Ditto.
7335 (sse5_phaddbq): Ditto.
7336 (sse5_phaddwd): Ditto.
7337 (sse5_phaddwq): Ditto.
7338 (sse5_phadddq): Ditto.
7339 (sse5_phaddubw): Ditto.
7340 (sse5_phaddubd): Ditto.
7341 (sse5_phaddubq): Ditto.
7342 (sse5_phadduwd): Ditto.
7343 (sse5_phadduwq): Ditto.
7344 (sse5_phaddudq): Ditto.
7345 (sse5_phsubbw): Ditto.
7346 (sse5_phsubwd): Ditto.
7347 (sse5_phsubdq): Ditto.
7348 (sse5_pperm): Ditto.
7349 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7350 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7351 (sse5_pperm_sign_v8hi_v4si): Ditto.
7352 (sse5_pperm_zero_v8hi_v4si): Ditto.
7353 (sse5_pperm_sign_v4si_v2di): Ditto.
7354 (sse5_pperm_sign_v4si_v2di): Ditto.
7355 (sse5_pperm_pack_v2di_v4si): Ditto.
7356 (sse5_pperm_pack_v4si_v8hi): Ditto.
7357 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7358 (sse5_perm<mode>): New SSE5 intrinsic insn.
7359 (rotl<mode>3): Ditto.
7360 (sse5_rotl<mode>3): Ditto.
7361 (sse5_ashl<mode>3): Ditto.
7362 (sse5_lshl<mode>3): Ditto.
7363 (sse5_frcz<mode>2): Ditto.
7364 (sse5s_frcz<mode>2): Ditto.
7365 (sse5_cvtph2ps): Ditto.
7366 (sse5_cvtps2ph): Ditto.
7367 (sse5_vmmaskcmp<mode>3): Ditto.
7368 (sse5_com_tf<mode>3): Ditto.
7369 (sse5_maskcmp<mode>3): Ditto.
7370 (sse5_maskcmp_uns<mode>3): Ditto.
7371 (sse5_maskcmp_uns2<mode>3): Ditto.
7372 (sse5_pcom_tf<mode>3): Ditto.
7374 * config/i386/predicates.md (sse5_comparison_float_operator):
7375 New predicate to match the comparison operators supported by
7376 the SSE5 com instruction.
7377 (ix86_comparison_int_operator): New predicate to match just the
7378 signed int comparisons.
7379 (ix86_comparison_uns_operator): New predicate to match just the
7380 unsigned int comparisons.
7382 * doc/invoke.texi (-msse5): Add documentation.
7383 (-mfused-madd): Ditto.
7385 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7387 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7389 (x86_64-*-*): Ditto.
7391 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7393 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7394 intrinisics for SSE5.
7396 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7399 * config/i386/mmintrin-common.h: New file, to contain common
7400 instructions between SSE4.1 and SSE5.
7402 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7403 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7404 (gen_regparm_prefix): Ditto.
7406 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7407 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7408 prototype_p to determine if a function is prototyped.
7410 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7412 * c-common.c (c_common_reswords) add the alignof keyword,
7413 with same RID as __alignof and __alignof__
7415 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7417 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7418 * hooks.c (hook_bool_const_int_const_int_true): New function.
7419 * target.h (struct gcc_target): Add can_eliminate field.
7420 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7421 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7422 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7423 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7424 (elim_table): Revise comment.
7425 * system.h (CAN_ELIMINATE): Poison.
7426 * defaults.h (CAN_ELIMINATE): Remove.
7427 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7429 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7430 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7432 (alpha_vms_can_eliminate): Declare as static, change return type to
7434 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7436 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7437 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7438 (arm_can_eliminate): New function.
7440 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7441 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7442 (avr_can_eliminate): Declare as static.
7443 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7445 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7446 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7447 (bfin_can_eliminate): New function.
7449 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7450 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7451 (crx_can_eliminate): New function.
7453 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7454 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7455 (fr30_can_eliminate): New function.
7457 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7458 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7459 (frv_can_eliminate): New function.
7461 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7462 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7463 (h8300_can_eliminate): New function.
7465 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7466 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7467 (i386_can_eliminate): Declare as static, change return type to bool.
7468 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7470 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7471 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7472 (ia64_can_eliminate): New function.
7474 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7475 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7476 (iq2000_can_eliminate): New function.
7478 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7479 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7480 (m32r_can_eliminate): New function.
7482 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7483 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7484 (m68hc11_can_eliminate): New function.
7486 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7487 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7488 (m68k_can_eliminate): New function.
7490 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7491 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7492 (mep_can_eliminate): New function.
7494 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7495 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7496 (mips_can_eliminate): New function.
7498 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7499 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7500 (rs6000_can_eliminate): New function.
7502 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7503 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7504 (s390_can_eliminate): Declare as static.
7505 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7507 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7508 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7509 (score_can_eliminate): New function.
7511 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7512 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7513 (sparc_can_eliminate): Declare as static.
7514 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7516 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7517 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7518 (xstormy16_can_eliminate): New function.
7520 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7521 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7522 (v850_can_eliminate): New function.
7524 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7526 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7527 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7528 (*movdfcc_ext[1234]): Disable for IEEE mode.
7530 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7532 * gimplify.c (prepare_gimple_addressable): New static function.
7533 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7535 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7536 manually fiddling with it.
7538 2009-08-25 Michael Matz <matz@suse.de>
7540 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7541 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7543 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7544 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7545 (do_jump): Split out code for simple binary comparisons into ...
7546 (do_jump_1): ... this, taking the individual operands and code.
7547 Change callers to helper function above accordingly.
7548 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7551 2009-08-25 Michael Matz <matz@suse.de>
7553 * expr.h (struct separate_ops, sepops): New type for passing
7554 around an exploded simple expression.
7555 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7556 Use this structure instead of expression tree.
7557 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7558 expression, only its type.
7559 (expand_vec_cond_expr): Take type and individual operands instead
7561 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7562 expand_vec_shift_expr): Change prototype accordingly.
7563 * tree-vect-stmts.c (vectorizable_condition): Change call of
7564 expand_vec_cond_expr_p to pass only type.
7565 * expr.c (do_store_flags): Change prototype and implementation
7566 to take an exploded expression.
7567 (expand_expr_real_1): New local ops initialized with details
7568 of the full expression. Use it instead of full
7569 expression in calls to do_store_flags, expand_vec_cond_expr,
7570 expand_widen_pattern_expr and expand_vec_shift_expr.
7572 2009-08-25 Michael Matz <matz@suse.de>
7574 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7575 treeop2 initialized with first three operands of the full expression.
7576 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7578 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7580 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7581 (__gthread_objc_condition_allocate): Mark arguments as unused.
7582 (__gthread_objc_condition_deallocate): Likewise.
7583 (__gthread_objc_condition_wait): Likewise.
7584 (__gthread_objc_condition_broadcast): Likewise.
7585 (__gthread_objc_condition_signal): Likewise.
7586 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7587 (__gthread_objc_thread_id): Likewise.
7589 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7592 * tree-pretty-print.c (print_call_name): Print the correct call name
7593 for procedure pointer components.
7595 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7597 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7598 default_promote_function_mode when not VMS.
7600 2009-08-24 Olivier Hainque <hainque@adacore.com>
7602 * convert.c (convert_to_integer): Don't assume an input pointer is
7603 POINTER_SIZE wide. Fetch from the type instead.
7605 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7607 * configure.ac (AC_PREREQ): Bump to 2.64.
7609 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7611 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7612 (process_command): Don't search standard_exec_prefix_1 and
7613 standard_exec_prefix_2.
7615 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7617 * config/arm/arm.c (output_return_instruction): Handle for
7620 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7622 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7624 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7626 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7627 (*arm_movdf_vfp): Likewise.
7629 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7631 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7632 (vashr<mode>3): Rename from ashr<mode>3.
7633 (vlshr<mode>3): Rename from lshr<mode>3.
7635 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7638 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7639 (check_format_info_main): Use scalar_identify_flag.
7640 (check_format_types): Check for scalar size identity if
7641 scalar_identify_flag is set.
7642 (printf_length_specs): Extend by new field.
7643 (asm_fprintf_length_specs): Likewise.
7644 (gcc_diag_length_specs): Likewise.
7645 (scanf_length_specs): Likewise.
7646 (strfmon_length_specs): Likewise.
7647 (gcc_gfc_length_specs): Likewise.
7648 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7649 (ms_printf_flag_specs): Likewise.
7650 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7652 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7655 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7656 (*call_value_pop_1): Ditto.
7657 (*sibcall_pop_1): New insn pattern.
7658 (*sibcall_value_pop_1): Ditto.
7660 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7663 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7666 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7669 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7670 (get_reg_use_in): New function.
7671 (forward_propagate_subreg): Propagate through subreg of zero_extend
7674 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7676 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7677 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7679 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7681 * configure.ac: Remove --with-datarootdir, --with-docdir,
7682 --with-htmldir switches. No need to call AC_SUBST for
7683 datarootdir, docdir, htmldir any more.
7684 * configure: Regenerate.
7685 * doc/install.texi (Configuration): Document --datarootdir,
7686 --docdir, --htmldir, --pdfdir; update documentation for
7687 --infodir, --mandir.
7688 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7691 * aclocal.m4: Regenerate.
7692 * config.in: Regenerate.
7693 * configure: Regenerate.
7695 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7696 Olivier Hainque <hainque@adacore.com>
7698 * config/ia64/ia64.c: Include libfuncs.h.
7699 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7700 (ia64_expand_call): Use reg 25 on VMS.
7701 (ia64_initialize_trampoline): Fix for VMS ABI.
7702 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7703 (ia64_function_arg): Initialize reg 25 on VMS.
7704 Fix OpenVMS ABI issues for varargs.
7705 For OpenVMS, emit the Argument Information register set in the
7706 incoming/sibcall case as well.
7707 (ia64_arg_type): New function.
7708 (ia64_function_arg_advance): Keep track of cum->words.
7709 Fix OpenVMS ABI issues for varargs.
7710 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7711 (ia64_override_options): Set flag_no_common on VMS.
7712 (ia64_init_builtins): Disable FWRITE builtin.
7713 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7714 (ia64_vms_init_libfuncs): Add decc$ routines.
7715 (ia64_vms_valid_pointer_mode): New function.
7716 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7717 (ia64_promote_function_mode): New function
7718 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7719 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7720 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7721 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7722 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7723 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7724 Suppress trailing '#' if VALUE is numeric.
7725 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7726 ia64_promote_function_mode.
7727 (TARGET_VALID_POINTER_MODE): Define.
7729 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7732 * config/rs6000/rs6000.c (rs6000_override_options): Use
7733 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7736 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7737 reporting of vector + decimal/boolean/complex error.
7739 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7741 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7742 __vector double TYPE_DECL.
7744 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7746 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7747 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7748 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7749 to pointer to enum machine_mode. Update all callers as needed.
7751 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7753 * config/alpha/alpha.md (exception_receiver): Emit alternative
7754 GP load sequence if flag_reorder_blocks_and_partition is set.
7755 (*exception_receiver_2): Also enable when
7756 flag_reorder_blocks_and_partition is set.
7758 2009-08-20 Matt Rice <ratmice@gmail.com>
7759 Diego Novillo <dnovillo@google.com>
7761 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7764 2009-08-20 Richard Guenther <rguenther@suse.de>
7766 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7767 * c-tree.h (c_dup_lang_specific_decl): Remove.
7768 (struct lang_decl, struct lang_type): Move definitions ...
7769 * c-lang.h: ... here. New file.
7770 * c-decl.c: Include c-lang.h.
7771 (c_dup_lang_specific_decl): Remove.
7772 * c-typeck.c: Include c-lang.h.
7773 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7774 (c-typeck.o): Likewise.
7775 * c-config-lang.in (gtfiles): Add c-lang.h.
7776 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7779 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7781 * config/alpha/alpha.c (alpha_end_function): Do not clear
7782 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7783 this is now handled in generic code.
7785 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7787 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7788 (s390_z10_fix_long_loop_prediction): New function.
7789 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7790 (s390_reorg): Walk over the INSNs and invoke
7791 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7793 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7795 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7796 "*brx_64bit", "*brx_31bit"): New patterns.
7797 * config/s390/s390.c ('E'): New output modifier.
7799 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7800 Richard Earnshaw <richard.earnshaw@arm.com>
7802 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7803 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7805 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7807 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7809 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7810 for mode mode of operand0 when doing secondary reload for SAR.
7812 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7815 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7816 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7818 2009-08-19 Jason Merrill <jason@redhat.com>
7820 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7821 supported template depth in C++0x.
7823 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7825 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7826 free_after_compilation.
7827 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7828 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7829 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7830 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7831 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7832 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7833 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7835 2009-08-19 Ian Lance Taylor <iant@google.com>
7837 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7838 of (plus (mult (neg B) C) A).
7840 2009-08-18 Michael Matz <matz@suse.de>
7842 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7843 instead of comparing TYPE_MAIN_VARIANT for equality.
7844 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7845 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7846 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7847 * gimplify.c (goa_lhs_expr_p): Ditto and use
7848 STRIP_USELESS_TYPE_CONVERSION.
7850 2009-08-18 Michael Matz <matz@suse.de>
7852 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7853 first field in a struct.
7854 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7856 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7858 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7859 locators before emit_insn is called. Remove assert that
7861 (alpha_end_function): Clear crtl->emit structure and free insn
7862 locators if cfun->is_thunk is true.
7864 2009-08-18 Jason Merrill <jason@redhat.com>
7866 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7868 * configure.ac: Test for it.
7869 * configure, config.in: Regenerate.
7870 * doc/install.texi: Document --enable-gnu-unique-object.
7872 2009-08-18 Richard Guenther <rguenther@suse.de>
7875 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7876 pow(x,y*z) only if x is nonnegative.
7878 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7880 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7884 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7885 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7887 2009-08-17 DJ Delorie <dj@redhat.com>
7889 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7890 * config/m32c/prologue.md (epilogue_freit): New.
7892 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7893 (bank_switch_p): Likewise.
7894 (fast_interrupt_p): Likewise.
7895 (interrupt_p): Likewise.
7896 (m32c_conditional_register_usage): Round memregs size up.
7897 (need_to_save): We only need to save $a0 when we use ENTER.
7898 (interrupt_p): Check for fast_interrupt too.
7899 (bank_switch_p): New.
7900 (fast_interrupt_p): New.
7901 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7902 (m32c_emit_prolog): Support bank switching and fast interrupts.
7903 * doc/extend.texi (Function Attributes): Add bank_switch and
7906 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7908 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7909 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7911 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7913 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7914 (menu): Add IA-64/VMS Options.
7915 (IA-64/VMS Options): Likewise.
7917 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7920 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7922 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7924 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7925 (mips_pop_asm_switch): Likewise.
7926 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7928 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7929 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7930 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7931 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7932 instead of set_noreorder.
7933 (mips_output_function_prologue): Use the new functions.
7934 (mips_output_function_epilogue): Likewise.
7935 (mips_need_noat_wrapper_p): New function, split out from...
7936 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7937 Use mips_push_asm_switch and mips_pop_asm_switch.
7938 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7939 and mips_pop_asm_switch.
7940 (ASM_OUTPUT_REG_POP): Likewise.
7941 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7942 Use mips_pop_asm_switch.
7943 (mips_asm_switch): New structure.
7944 (set_noreorder, set_nomacro): Replace with...
7945 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7946 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7947 instead of set_nomacro.
7948 (fix_truncsfsi2_macro): Likewise.
7949 (cprestore): Likewise.
7950 (hazard): Use mips_noreorder instead of set_noreorder.
7951 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7953 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7955 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7956 from prev_active_insn.
7958 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7960 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7961 * config/avr/avr.c (avr_override_options): Initialize
7962 avr_current_arch variable.
7963 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7964 __AVR_HAVE_16BIT_SP__ according to the device type.
7965 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7967 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7968 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7970 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7973 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7974 generating inlined subroutine die only. We shouldn't be
7975 called for anything else.
7976 (gen_block_die): Don't generate inline subroutine debug info for
7979 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7981 * graphite-poly.c (print_pbb): Print PBB index.
7983 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7986 * graphite-interchange.c (ppl_max_for_le): Moved...
7987 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7988 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7989 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7990 * graphite-ppl.h (ppl_max_for_le): Declared.
7992 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7994 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7995 supported on all platforms.
7996 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7997 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7998 * c-pragma.c: Likewise.
7999 * target-def.h (TARGET_INITIALIZER): Remove
8000 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8001 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
8003 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8005 * config/ia64/fde-vms.c: New file.
8006 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
8007 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
8008 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
8009 (uw_frame_state_for): Only register a personality routine if it is
8010 known to be compatible with our expectations.
8011 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
8012 Declare unw_table_entry stack variable and
8013 mod all calls to _Unwind_FindTableEntry to add arg.
8014 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
8015 (_Unwind_FindTableEntry): Add arg to prototype.
8017 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
8019 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
8020 field 'signal_pfs_loc'.
8021 (uw_frame_state_for): Remove duplicate code dealing with leaf
8022 procedures without unwind info.
8023 If in the frame after unwinding through a signal handler, restore
8024 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
8025 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
8026 'pfs_loc' to the AR.PFS location in the signal context; instead
8027 set 'signal_pfs_loc'.
8028 Manually generate the unwind info for the AR.PFS register.
8029 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
8030 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
8031 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
8032 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
8033 instead set 'signal_pfs_loc'.
8034 Remove code preventing the AR.PFS register from being restored
8035 from the signal context.
8037 2009-08-14 Douglas B Rupp <rupp@gnat.com>
8038 Tristan Gingold <gingold@adacore.com>
8040 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
8041 * config/ia64/t-vms: New file.
8042 * config/ia64/vms64.h: New file.
8043 * config/ia64/vms.h: New file.
8044 * config/ia64/vms-crtinit.asm: New file.
8045 * config/ia64/vms_symvec_libgcc_s.opt: New file.
8046 * config/ia64/vms-unwind.h: New file.
8048 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8050 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8053 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8056 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8058 * real.h (do_mpc_arg2): ... here.
8059 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8062 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8064 * final.c (add_debug_prefix_map): Don't use GC memory for
8065 old_prefix and new_prefix.
8067 2009-08-14 Richard Guenther <rguenther@suse.de>
8069 * ipa-prop.c (compute_complex_pass_through): If we cannot
8070 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8072 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8074 * c-lex.c (c_lex_with_flags): Increase size of local variable
8075 to avoid memory clobber.
8077 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8080 * config/i386/i386.c (ix86_fp_comparison_strategy):
8081 Only enable/disable sahf at function granularity.
8083 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8085 PR rtl-optimization/41064
8086 * reload1.c (reload_as_needed): Don't call extract_insn
8087 for known invalid replacements after calling
8088 validate_replace_rtx_group and verify_changes.
8090 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8093 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8094 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8095 ix86_expand_fp_vcond.
8096 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8097 Assert that operation is supported by ix86_expand_int_vcond.
8098 (vcondu<SSEMODE124C8:mode>): Ditto.
8100 2009-08-13 DJ Delorie <dj@redhat.com>
8102 * config/i386/djgpp-stdint.h: New.
8103 * config.gcc (djgpp): Use it.
8105 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8107 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8108 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8110 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8112 * tree-ssa-loop-prefetch.c
8113 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8114 for long-stride pruning.
8115 (compute_miss_rate): New function to compute the probability
8116 that two memory references access different cache lines.
8118 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8120 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8122 2009-08-13 Richard Guenther <rguenther@suse.de>
8125 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8126 use the constant pointer type.
8127 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8128 of CV qualifiers on the target pointer type.
8129 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8130 conversion check before restrict check.
8132 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8135 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8137 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8139 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8141 2009-08-12 Richard Guenther <rguenther@suse.de>
8143 PR tree-optimization/41011
8144 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8145 and reference constructing.
8147 2009-08-12 Xinliang David Li <davidxl@google.com>
8149 PR tree-optimization/41012
8150 * tree-flow.h : New external interface.
8151 * gimple-low.c (check_call_arg): Change to public function.
8152 Remove argument mismatch check in lowering.
8153 * tree-inline.h (tree_can_inline_p): Interface change.
8154 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8156 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8157 Call change to tree_can_inline_p function.
8158 (cgraph_decide_inlining_incrementally): Ditto.
8160 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8162 PR tree-optimization/41031
8163 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8164 on the partition variable rather than promote_mode on the source
8165 type. Assert that the partition variable's type has the same
8166 mode as the source value's.
8168 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8170 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8171 for for_return == 2.
8172 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8174 * calls.c (expand_call): Fix typo.
8175 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8177 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8179 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8180 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8181 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8182 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8184 2009-08-12 Andrew Haley <aph@redhat.com>
8186 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8188 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8191 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8193 2009-08-12 Richard Guenther <rguenther@suse.de>
8195 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8196 * gimplify.c (gimplify_modify_expr): Do not use
8197 lang_hooks.types_compatible_p.
8198 * tree-ssa.c (useless_type_conversion_p): For aggregates
8199 just return false if the canonical types differ.
8201 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8204 * sese.c (convert_for_phi_arg): New.
8205 (add_guard_exit_phis): Use convert_for_phi_arg.
8207 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8209 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8210 unknown subscript upper bounds.
8212 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8213 Pranav Garg <pranav.garg2107@gmail.com>
8215 * graphite-interchange.c (gather_access_strides): Removed.
8216 (ppl_max_for_le): New.
8217 (build_linearized_memory_access): New.
8218 (memory_stride_in_loop): New.
8219 (pbb_interchange_profitable_p): Reimplemented.
8220 * graphite-ppl.h (ppl_new_id_map): New.
8221 (ppl_interchange): New.
8223 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8225 * graphite-interchange.c (compute_subscript): Removed.
8226 (compute_array_size_cstr): Removed.
8227 (compute_array_size_poly): Removed.
8228 (compute_array_size): Removed.
8229 (gather_access_strides_poly): Removed.
8230 (gather_access_strides): Empty.
8232 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8234 * graphite-dependences.c (dependence_polyhedron_1): Replace
8235 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8236 (graphite_legal_transform_dr): Same.
8237 (graphite_carried_dependence_level_k): Same.
8238 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8239 Initialize PDR_NB_SUBSCRIPTS.
8240 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8242 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8243 (PDR_NB_SUBSCRIPTS): New.
8244 (pdr_nb_subscripts): Removed.
8245 (pdr_dim): Simplified.
8246 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8247 with PDR_NB_SUBSCRIPTS.
8249 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8251 * graphite-interchange.c (compute_array_size): Remove use of
8253 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8254 Do not initialize PDR_DATA_CONTAINER.
8255 (print_pdr): Do not print PDR_DATA_CONTAINER.
8256 * graphite-poly.h (struct poly_dr): Remove data_container field.
8257 (PDR_DATA_CONTAINER): Removed.
8258 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8260 (build_poly_dr): Same.
8262 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8263 Sebastian Pop <sebastian.pop@amd.com>
8265 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8266 copy of the dependence polyhedron. Free the temporary objects.
8267 (graphite_carried_dependence_level_k): Free unused objects before
8270 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8272 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8273 Early return without analyzing the data dependences if no
8274 transform has been done. Call restore_scattering if the transform
8276 (graphite-interchange.c): Same.
8277 * graphite-poly.c (print_scattering_function): Test for
8279 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8280 (apply_poly_transforms): Do not gcc_assert that
8281 the transform is legal.
8282 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8283 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8284 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8285 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8286 * graphite-poly.h (struct poly_scattering): New.
8287 (struct poly_bb): Add original, transformed, and saved fields.
8288 Remove transformed_scattering, original_scattering,
8289 nb_local_variables and nb_scattering_transform fields.
8290 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8291 (poly_scattering_new): New.
8292 (poly_scattering_free): New.
8293 (poly_scattering_copy): New.
8294 (store_scattering_pbb): New.
8295 (store_scattering): New.
8296 (restore_scattering_pbb): New.
8297 (restore_scattering): New.
8298 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8299 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8301 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8303 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8306 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8308 * Makefile.in (graphite.o): Depends on PREDICT_H.
8309 * graphite.c: Include predict.h.
8310 (graphite_finalize): Call tree_estimate_probability.
8311 * predict.c (predict_loops): Do not call scev_initialize and
8313 (tree_estimate_probability_bb): New.
8314 (tree_estimate_probability): Do not initialize loops: move that
8315 code to the driver. Call tree_estimate_probability_bb.
8316 (tree_estimate_probability_driver): New.
8317 (pass_profile): Use tree_estimate_probability_driver.
8318 * predict.h (tree_estimate_probability): Declared.
8320 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8322 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8323 * graphite-dependences.c (graphite_legal_transform): Add time to
8324 TV_GRAPHITE_DATA_DEPS.
8325 (dependency_between_pbbs_p): Same.
8326 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8328 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8330 PR rtl-optimization/41033
8331 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8332 aliasing is disabled.
8334 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8336 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8337 si_mask_operand, and_load_operand, low_bitmask_operand,
8338 and_reg_operand, and_operand): New predicates.
8339 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8340 * config/mips/mips.c (and_operands_ok): New function.
8341 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8342 * config/mips/mips.md (move_type): Add ext_ins and logical.
8343 (type): Handle them.
8344 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8345 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8346 shift_shift. Remove commutative constraint modifier.
8347 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8349 (*clear_upper32_dext): Remove define_insn_and_split.
8350 (*clear_upper32): Turn this define_insn_and_split ...
8351 (splitter for ANDing register with 0xffff_ffff): .. into this.
8353 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8355 * combine.c (try_widen_shift_mode): Factor out code to check if an
8356 integer constant is a low-order bitmask from here ...
8357 * rtlanal.c (low_bitmask_len): ... to here.
8358 * rtl.h (low_bitmask_len): Declare.
8360 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8363 * config/alpha/alpha.md (addsi3): Remove expander.
8364 (addsi3): Rename from *addsi3_internal insn pattern.
8365 (subsi3): Remove expander.
8366 (subsi3): Rename from *subsi3_internal insn pattern.
8368 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8370 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8373 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8374 Eric Botcazou <botcazou@adacore.com>
8375 Douglas B Rupp <rupp@gnat.com>
8377 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8378 that records that fit in 64 bits are returned by immediate value,
8379 as required by OpenVMS Calling Standard.
8380 (function_value): Adjust for above modification.
8381 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8382 virtual_incoming_args_rtx as base object, not next_arg.
8383 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8385 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8387 * reload.c (find_reloads_subreg_address): Check the original
8388 req_equiv_mem address to detect the case where an address is
8389 not valid in the outer mode.
8391 2009-08-11 Richard Guenther <rguenther@suse.de>
8394 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8396 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8398 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8399 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8401 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8402 Douglas B Rupp <rupp@gnat.com>
8404 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8405 PT_STACK when frame_pointer_needed on OpenVMS.
8406 (alpha_pv_save_size, alpha_using_fp): Remove.
8407 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8408 with proper processing for PT_NULL.
8409 (alpha_vms_initial_elimination_offset): New function. Support for
8410 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8411 (alpha_sa_size): Force procedure type to PT_STACK when
8412 frame_pointer_needed on OpenVMS.
8413 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8414 (alpha_using_fp): Likewise.
8415 (alpha_vms_can_eliminate): Add prototype.
8416 (alpha_vms_initial_elimination_offset): Likewise.
8417 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8418 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8420 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8421 Douglas B Rupp <rupp@gnat.com>
8423 * config/alpha/alpha.c (common_object_handler): New function.
8424 (vms_attribute_table): Declare a single attribute "common_object".
8425 (vms_output_aligned_decl_common): New global function.
8426 (SECTION_VMS_OVERLAY): Delete.
8427 (SECTION_VMS_GLOBAL): Likewise.
8428 (SECTION_VMS_INITIALIZE): Likewise.
8429 (vms_asm_named_section): Remove support for above flags.
8430 (vms_section_type_flags): Delete.
8431 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8432 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8433 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8434 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8436 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8439 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8440 (sub_ddmmss): Likewise.
8442 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8445 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8448 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8451 * reload1.c (reload_as_needed): Use cancel_changes to completely
8452 undo a failed replacement attempt.
8454 2009-08-10 Richard Guenther <rguenther@suse.de>
8457 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8458 (useless_type_conversion_p): ... here. Require pointer targets
8461 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8464 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8465 loose the original type of the statement list.
8467 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8469 * config/alpha/alpha.c: Include libfuncs.h
8470 (avms_asm_output_extern): New function.
8471 (alpha_init_libfuncs): Init some decc libfuncs.
8472 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8473 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8474 (DO_CRTL_NAMES): Define.
8476 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8477 (LONG_TYPE_SIZE): Define.
8478 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8479 (SUBTARGET_SWITCHES): Define malloc64 switch.
8480 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8481 (MASK_RETURN_ADDR): Define.
8482 doc/invoke.texi (mmalloc64): Document switch.
8484 2009-08-09 Olivier Hainque <hainque@adacore.com>
8485 Douglas B Rupp <rupp@gnat.com>
8487 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8488 uses_condition_handler.
8489 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8490 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8491 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8492 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8493 (code_for_builtin): New insn codes for the new alpha_builtins.
8494 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8495 (alpha_sa_size): Account for uses_condition_handler.
8496 (alpha_expand_prologue): Likewise.
8497 (alpha_start_function): Likewise.
8498 (alpha_expand_epilogue): Likewise.
8499 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8500 establish/revert expanders.
8501 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8502 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8503 New expander, resorting to the alpha.c associated function.
8504 (builtin_revert_vms_condition_handler): Likewise.
8505 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8506 __gcc_shell_handler, the static VMS condition handler used as
8507 an indirection wrapper to the current dynamically established
8509 * config/alpha/vms-unwind.h: Complete rewrite.
8510 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8511 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8513 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8514 Douglas B Rupp <rupp@gnat.com>
8516 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8517 (alpha_need_linkage): Handle aliases. Return function symbol.
8518 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8519 Use ultimate alias target for the linkage name.
8520 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8521 by alpha_need_linkage for the function symbol.
8522 (setmemdi): Likewise.
8524 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8526 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8527 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8528 (ASM_WEAKEN_LABEL): Define.
8529 (CRT_CALL_STATIC_FUNCTION): Define.
8530 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8531 (ENDFILE_SPEC): Define.
8532 (INIT_SECTION_ASM_OP): Define.
8533 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8534 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8536 (MULTILIB_OSDIRNAMES): Define.
8537 (shlib_version): Define.
8538 (SHLIB_EXT): Define.
8539 (SHLIB_OBJS): Define.
8540 (SHLIB_NAME): Define.
8541 (SHLIB_MULTILIB): Define.
8542 (SHLIB_INSTALL): Define.
8543 (SHLIB_SYMVEC): Define.
8544 (SHLIB_SYMVECX2): Define.
8545 (SHLIB_LINK): Define.
8547 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8549 * config/alpha/alpha.c (alpha_initialize_trampoline):
8550 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8551 (alpha_start_function): Emit transfer address on nested functions
8552 for VMS trampoline call.
8553 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8554 since no longer used.
8555 * config/alpha/vms-tramp.asm: Remove.
8556 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8557 since now only data initialized at runtime.
8559 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8561 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8562 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8563 (MD_EXEC_PREFIX): Remove, no longer used.
8564 (MD_STARTFILE_PREFIX): Likewise.
8565 (INCLUDE_DEFAULTS): Likewise.
8566 * config/alpha/t-vms:
8567 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8569 2009-08-09 Richard Guenther <rguenther@suse.de>
8571 PR tree-optimization/41016
8572 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8573 (operand_precision): Remove.
8574 (integral_operand_p): Likewise.
8575 (recognize_single_bit_test): Adjust.
8577 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8579 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8580 operation overflows. Likewise non-cast unary arithmetic.
8581 If one arm of a conditional expression is always taken,
8582 inhibit evaluation warnings for the other arm. Likewise inhibit
8583 evaluation warnings for the second && or || operand if the first
8584 operand is enough to determine the result.
8585 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8587 (build_binary_op): Prevent duplicate evaluation warnings.
8589 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8591 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8592 and destination have different modes, Use promote_mode to
8593 determine the signedness of the conversion. Assert that the
8594 promoted source mode matches the destination mode. Don't pass
8595 the destination and destination mode to expand_expr if the source
8596 mode is different. Simplify conversion logic.
8598 2009-08-09 Ira Rosen <irar@il.ibm.com>
8600 PR tree-optimization/41008
8601 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8602 from condition only in case it's a comparison. Adjust checks.
8604 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8606 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8607 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8608 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8609 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8610 (dump_cand): Handle them.
8611 (struct iv_cand): New members COST_STEP and AINC_USE.
8612 (stmt_after_increment): Likewise.
8613 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8614 callers changed. Use gimple_uid comparison instead of scanning.
8615 (add_candidate_1): When looking for identical candidates, take
8616 AINC_USE into account. Set it for new candidates.
8617 (force_expr_to_var_cost): Cast target_spill_cost to int.
8618 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8619 All callers changed. Check for availability of autoinc addressing
8620 modes, both in general for a given mode, and in the specific use case.
8621 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8623 (get_computation_cost): Likewise.
8624 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8625 add_autoinc_candidates): New static functions.
8626 (add_candidate): Call add_autoinc_candidates for candidates based on
8628 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8629 (determine_use_iv_cost_address): If we have an autoinc candidate at
8630 the matching use, verify autoinc is possible and subtract the cost
8631 of the candidate's step from the cost.
8632 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8633 member of the candidate.
8634 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8635 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8637 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8639 * config.build (ia64-hp-*vms*): New target.
8640 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8642 * config.gcc (ia64-hp-*vms*): New target.
8643 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8645 * config.host (ia64-hp-*vms*): New target.
8646 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8649 2009-08-08 Richard Guenther <rguenther@suse.de>
8651 PR tree-optimization/40991
8652 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8654 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8656 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8657 mode check. Do truncations in an integer mode.
8658 (force_to_mode): Handle subregs for all mode types. Only do
8659 arithmetic simplifications on integer modes.
8661 2009-08-07 Richard Guenther <rguenther@suse.de>
8663 PR tree-optimization/40999
8664 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8665 (maybe_fold_reference): Lookup constant initializers.
8666 (fold_gimple_assign): Likewise.
8668 2009-08-07 Richard Guenther <rguenther@suse.de>
8670 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8671 that require structural equality defer to the langhook.
8673 2009-08-07 Martin Jambor <mjambor@suse.cz>
8675 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8677 (struct ipa_pass_through_data): New type.
8678 (struct ipa_ancestor_jf_data): New type.
8679 (union jump_func_value): Removed field formal_id, added fields
8680 pass_through and ancestor.
8681 (struct ipa_param_call_note): Changed type of formal_id to int from
8683 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8684 operations jump functions and ancestor jump functions.
8685 (compute_complex_pass_through): New function.
8686 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8687 reflect changes in the jump function strucutre.
8688 (update_jump_functions_after_inlining): Ignore complex pass-through
8689 and ancestor jump functions.
8690 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8691 polynomial pass-through with operation jump functions.
8693 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8695 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8696 fde->dw_fde_begin as begin label instead of hot/cold label.
8697 Use LLSDAC label instead of LLSDA for second section lsda.
8698 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8699 label instead of LLSDA if it is true.
8700 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8702 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8703 SECTION argument. Use it as index into crtl->eh.call_site_record
8705 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8706 use it to determine how to print table entries instead of using
8707 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8708 label instead of normal begin label as base.
8709 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8710 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8711 ensure no EH range spans between sections and that landing pads
8712 are always in the corresponding section.
8713 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8714 for crtl->eh.call_site_record being an array rather than scalar.
8715 (output_one_function_exception_table): New function, copied
8716 from output_function_exception_table. Adjust
8717 dw2_size_of_call_site_table, dw2_output_call_site_table
8718 callers. For SECOND section use *C suffixed labels.
8719 (output_function_exception_table): Call
8720 output_one_function_exception_table and, when doing hot/cold
8721 partitioning, also another time for the second section.
8722 * opts.c: Include except.h.
8723 (decode_options): Allow -freorder-blocks-and-partition with
8724 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8725 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8726 * function.h (struct rtl_eh): Change call_site_record from
8727 scalar into array of 2 elements.
8729 2009-08-07 Martin Jambor <mjambor@suse.cz>
8731 * ipa-prop.c (count_formal_params_1): New function.
8732 (ipa_get_vector_of_formal_parms): New function.
8733 (get_vector_of_formal_parm_types): New function.
8734 (ipa_modify_formal_parameters): New function.
8735 (ipa_modify_call_arguments): New function.
8736 (index_in_adjustments_multiple_times_p): New function.
8737 (ipa_combine_adjustments): New function.
8738 (ipa_dump_param_adjustments): New function.
8739 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8740 (ipa_get_vector_of_formal_parms): Declare.
8741 (ipa_modify_formal_parameters): Declare.
8742 (ipa_modify_call_arguments): Declare.
8743 (ipa_combine_adjustments): Declare.
8744 (ipa_dump_param_adjustments): Declare.
8745 (build_ref_for_offset): Declare.
8746 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8747 * tree-sra.c: Include ipa-prop.c.
8748 (build_ref_for_offset): Make public.
8750 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8752 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8754 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8756 * gcc/doc/extend.texi (__builtin_extract_return_address)
8757 (__builtin_frob_return_address): Document.
8759 2009-08-06 Paul Brook <paul@codesourcery.com>
8761 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8762 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8763 implementation on ARMv6-M.
8765 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8767 * doc/extend.texi (pcs): Document new attribute for ARM.
8769 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8771 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8774 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8776 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8779 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8781 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8783 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8785 Merge ARM/hard_vfp_branch to trunk.
8787 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8789 * arm.c (libcall_eq): New function.
8790 (libcall_hash): New function.
8791 (add_libcall): New function.
8792 (arm_libcall_uses_aapcs_base): New function.
8793 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8794 libcalls using the base PCS.
8795 (arm_init_cumulative_args): Likewise.
8797 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8799 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8800 Use base ABI for conversion libfuncs between HFmode and SFmode.
8802 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8804 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8805 V4SImode as representatives of all 64-bit and 128-bit vector
8806 types. Allow vector types without vector modes.
8807 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8808 without vector modes like BLKmode.
8809 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8810 BLKmode. Avoid unsupported vector modes or TImode moves for
8812 (aapcs_vfp_allocate_return_reg): Likewise.
8813 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8814 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8816 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8818 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8819 (arm_get_pcs_model): Pass attribute arguments to
8820 arm_pcs_from_attribute.
8821 (arm_init_cumulative_args): Use base AAPCS for conversions from
8822 floating-point types to DImode.
8823 (arm_attribute_table): Add pcs attribute.
8824 (arm_handle_pcs_attribute): New.
8825 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8826 conversions from floating-point types to DImode, also declare them
8827 to use base AAPCS and declare functions they call to use base
8828 AAPCS and their RTABI names.
8830 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8832 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8833 -mfloat-abi=hard not being supported for VFP.
8835 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8837 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8838 SYMBOL_REF to hard_libcall_value.
8840 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8841 Richard Earnshaw <rearnsha@arm.com>
8843 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8844 has been put on the stack, all remaining co-processory arguments for
8845 that co-processor also go on the stack.
8847 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8849 * config/arm/arm.c (arm_return_in_memory): Handle returning
8850 vectors of suitable size in registers also for AAPCS case.
8852 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8854 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8856 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8858 ARM Hard-VFP calling convention
8859 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8860 * target.h (gcc_target): Add libcall_value to table of call hooks.
8861 * targhooks.h (default_libcall_value): Default implementation.
8862 * targhooks.c (default_libcall_value): Likewise.
8863 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8864 * optabs.c (expand_unop): Use it.
8865 * expr.h (hard_libcall_value): Pass the function RTX through.
8866 * calls.c (emit_library_call_value_1): Update call to
8868 * explow.c (hard_libcall_value): Use new target hook.
8869 * testsuite/lib/target-supports.exp
8870 (check_effective_target_arm_hard_vfp_ok): New hook.
8871 (check_effective_target_arm_neon_ok): Improve test for neon
8873 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8874 * config/arm/arm.c: Include cgraph.h
8875 (TARGET_FUNCTION_VALUE): Override default hook.
8876 (arm_pcs_default): New variable.
8877 (arm_override_options): Don't fault hard calling convention with VFP.
8878 Add support for AAPCS variants.
8879 (arm_function_value): Make static. Handle AAPCS variants.
8880 (arm_libcall_value): New function.
8881 (arm_apply_result_size): Handle VFP registers in results.
8882 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8884 (pcs_attribute_args): New variable.
8885 (arm_pcs_from_attribute): New function.
8886 (arm_get_pcs_model): New function.
8887 (aapcs_vfp_cum_init): New function.
8888 (aapcs_vfp_sub_candidate): New function.
8889 (aapcs_vfp_is_return_candidate): New function.
8890 (aapcs_vfp_is_call_candidate): New function.
8891 (aapcs_vfp_allocate): New function.
8892 (aapcs_vfp_allocate_return_reg): New function.
8893 (aapcs_vfp_advance): New function.
8894 (aapcs_cp_arg_layout): New variable.
8895 (aapcs_select_call_coproc): New function.
8896 (aapcs_select_return_coproc): New function.
8897 (aapcs_allocate_return_reg): New function.
8898 (aapcs_libcall_value): New function.
8899 (aapcs_layout_arg): New function.
8900 (arm_init_cumulative_args): Initialize AAPCS args data.
8901 (arm_function_arg): Handle AAPCS variants using new interface.
8902 (arm_arg_parital_bytes): Likewise.
8903 (arm_function_arg_advance): New function.
8904 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8905 calling conventions.
8906 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8907 * arm.h (NUM_VFP_ARG_REGS): Define.
8908 (LIBCALL_VALUE): Update.
8909 (FUNCTION_VALUE): Delete.
8910 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8911 (arm_pcs): New enum.
8912 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8913 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8914 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8915 * arm-protos.h (arm_function_arg_advance): Add.
8916 (aapcs_libcall_value): Add.
8917 (arm_function_value): Delete.
8919 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8920 H.J. Lu <hongjiu.lu@intel.com>
8923 * config/i386/i386.c (standard_sse_mode_p): Remove.
8924 (standard_sse_constant_p): Return 2 for integer mode
8925 vector_all_ones_operand when SSE2 is enabled.
8926 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8927 (ix86_expand_vector_move): Do not check for negative values from
8928 standard_sse_constant_p.
8930 2009-08-06 Richard Guenther <rguenther@suse.de>
8932 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8933 array type comparisons frontend independent.
8934 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8935 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8936 out array reference lower bound and element size operands.
8937 (ao_ref_init_from_vn_reference): Properly compute the offset
8938 for ARRAY_RANGE_REF.
8939 (vn_reference_fold_indirect): Fill out array reference lower
8940 bound and element size operands.
8941 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8942 a non gimple valued reference operand which can happen for
8943 array reference lower bound or element size.
8944 (create_component_ref_by_pieces_1): Properly generate the
8945 element size operand for array references.
8947 2009-08-06 Richard Guenther <rguenther@suse.de>
8949 PR tree-optimization/40964
8950 * tree.c (iterative_hash_host_wide_int): Export.
8951 * tree.h (iterative_hash_host_wide_int): Declare.
8952 * tree-ssa-structalias.c (heapvar_map): New struct.
8953 (heapvar_map_eq): New function.
8954 (heapvar_map_hash): Likewise.
8955 (heapvar_lookup): Adjust.
8956 (heapvar_insert): Likewise.
8957 (make_constraint_from_heapvar): Allow multiple heap variables
8958 per decl at different offsets.
8959 (init_alias_heapvars): Adjust.
8961 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8963 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8964 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8965 trailing sync if TARGET_SYNC_AFTER_SC.
8967 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8969 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8970 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8971 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8972 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8973 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8974 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8975 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8976 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8977 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8978 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8979 the prototype declaration match the definition.
8980 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8981 instructions explicitly. Add barrier_before and operands
8983 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8984 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8985 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8986 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8987 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8988 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8990 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8992 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8994 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8995 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8998 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
9001 2009-08-05 Jakub Jelinek <jakub@redhat.com>
9003 PR rtl-optimization/40924
9004 * dse.c (canon_address): Before calling cselib_expand_value_rtx
9005 make sure canon_rtx (mem_address) isn't simpler than
9006 canon_rtx (expanded_mem_address).
9008 2009-08-05 Li Feng <nemokingdom@gmail.com>
9010 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
9012 (build_scop_drs): Build alias set for each SCoP.
9014 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
9016 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
9017 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
9018 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
9019 (MIPS_ARCH_FLOAT_SPEC): Likewise.
9020 (BASE_DRIVER_SELF_SPECS): Likewise.
9022 2009-08-04 Andrew Pinski <pinskia@gmail.com>
9024 * tree-ssa-alias.c: Fix some comment typos.
9026 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
9028 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
9029 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
9031 2009-08-03 Janis Johnson <janis187@us.ibm.com>
9034 * simplify-rtx.c (simplify_binary_operation_1): Disable
9035 simplifications for decimal float operations.
9037 2009-08-03 Jakub Jelinek <jakub@redhat.com>
9040 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
9041 operand of INDIRECT_REF.
9043 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
9045 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
9046 constants referencing TLS symbols.
9048 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
9050 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
9051 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9053 2009-08-03 Richard Guenther <rguenther@suse.de>
9055 * tree.c (make_vector_type): Build a main variant first,
9056 get the canonical one and then build the variant.
9057 * tree-ssa.c (useless_type_conversion_p_1): Handle
9059 (useless_type_conversion_p): Conversions to pointers to
9060 incomplete record types are useless.
9062 2009-08-03 Richard Guenther <rguenther@suse.de>
9064 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9065 file will be created.
9066 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9067 * toplev.c (compile_file): Adjust comment.
9069 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9071 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9072 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9073 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9074 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9075 (sh_promote_function_mode): Fix typo.
9077 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9079 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9081 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9083 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9084 declaration arguments.
9086 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9088 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9089 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9090 (ix86_split_ashl): Ditto.
9091 (ix86_expand_vector_init_one_nonzero): Ditto.
9092 (ix86_expand_vector_set): Ditto.
9093 (ix86_expand_reduc_v4sf): Ditto.
9095 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9097 * explow.c (promote_function_mode): Remove assert.
9098 * config/sh/sh.c (sh_promote_function_mode): Declare.
9100 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9102 * config/pa/pa.c (pa_promote_function_mode): Declare.
9103 Change to static. Fix promote_mode call.
9105 * gthr-dce.h (CONST_CAST2): Define if not defined.
9106 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9108 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9110 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9112 * expr.c (store_constructor): Use promote_decl_mode. Remove
9113 now write-only variable unsignedp.
9114 (expand_expr_real_1): Use promote_decl_mode.
9115 * expr.h (promote_function_mode, promote_decl_mode): New.
9116 (promote_mode): Remove last argument.
9117 * function.c (assign_temp): Drop last argument of promote_mode.
9118 (assign_parm_find_data_types): Use promote_function_mode.
9119 (assign_parm_setup_reg): Likewise.
9120 (expand_function_end): Use promote_function_mode.
9121 * calls.c (initialize_argument_information): Use promote_function_mode.
9122 (precompute_arguments): Use promote_mode instead of checking if
9123 only PROMOTE_FUNCTION_MODE is defined.
9124 (expand_call): When making sibcall decisions, use promote_function_mode.
9125 Below, remove an if for targetm.calls.promote_function_return and
9126 and use promote_function_mode.
9127 (emit_library_call_value_1): Use promote_function_mode, fix bug
9128 where promote_mode was passed FOR_CALL == 0 for a return value in an
9130 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9131 * explow.c (promote_function_mode, promote_decl_mode): New.
9132 (promote_mode): Keep only the FOR_CALL == 0 case.
9133 * combine.c (setup_incoming_promotion): Remove test of
9134 promote_function_args. Use promote_function_mode.
9135 * stmt.c (expand_value_return): Use promote_decl_mode.
9136 (expand_decl): Use promote_decl_mode.
9138 * expr.c (store_constructor): Use promote_decl_mode. Remove
9139 now write-only variable unsignedp.
9140 (expand_expr_real_1): Use promote_decl_mode.
9141 * expr.h (promote_function_mode, promote_decl_mode): New.
9142 (promote_mode): Remove last argument.
9143 * function.c (assign_temp): Drop last argument of promote_mode.
9144 (assign_parm_find_data_types): Use promote_function_mode.
9145 (assign_parm_setup_reg): Likewise.
9146 (expand_function_end): Use promote_function_mode.
9147 * calls.c (initialize_argument_information): Use promote_function_mode.
9148 (precompute_arguments): Use promote_mode instead of checking if
9149 only PROMOTE_FUNCTION_MODE is defined.
9150 (expand_call): When making sibcall decisions, use promote_function_mode.
9151 Below, remove an if for targetm.calls.promote_function_return and
9152 and use promote_function_mode.
9153 (emit_library_call_value_1): Use promote_function_mode, fix bug
9154 where promote_mode was passed FOR_CALL == 0 for a return value in an
9156 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9157 * explow.c (promote_function_mode, promote_decl_mode): New.
9158 (promote_mode): Keep only the FOR_CALL == 0 case.
9159 * combine.c (setup_incoming_promotion): Remove test of
9160 promote_function_args. Use promote_function_mode.
9161 * stmt.c (expand_value_return): Use promote_decl_mode.
9162 (expand_decl): Use promote_decl_mode.
9164 * explow.c (promote_function_mode): Just call the target hook.
9165 * targhooks.c (default_promote_function_mode,
9166 default_promote_function_mode_always_promote): New.
9167 * targhooks.h (default_promote_function_mode,
9168 default_promote_function_mode_always_promote): Declare.
9169 * target.h (promote_function_args, promote_function_return): Remove.
9170 (promote_function_mode): New.
9171 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9172 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9173 (TARGET_PROMOTE_FUNCTION_MODE): New.
9174 (TARGET_CALLS): Adjust.
9175 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9176 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9178 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9179 * config/s390/s390.c (s390_promote_function_mode): ... here,
9180 with pointer handling.
9181 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9182 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9184 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9185 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9186 with pointer handling.
9187 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9188 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9190 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9191 * config/sh/sh.c (sh_promote_function_mode): New.
9192 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9193 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9195 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9196 * config/cris/cris.c (cris_promote_function_mode): ... here.
9197 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9198 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9200 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9201 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9202 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9203 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9205 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9206 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9207 complex type handling.
9208 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9209 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9211 * config/pa/pa.c (pa_promote_function_mode): New.
9212 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9213 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9215 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9216 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9217 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9218 * config/xtensa/xtensa.c: Likewise.
9219 * config/stormy16/stormy16.c: Likewise.
9220 * config/iq2000/iq2000.c: Likewise.
9221 * config/rs6000/rs6000.c: Likewise.
9222 * config/picochip/picochip.c: Likewise.
9223 * config/arc/arc.c: Likewise.
9224 * config/mcore/mcore.c: Likewise.
9225 * config/score/score.c: Likewise.
9226 * config/mips/mips.c: Likewise.
9227 * config/bfin/bfin.c: Likewise.
9228 * config/ia64/ia64.c: Likewise (disabled though).
9230 * config/frv/frv.h: Remove pointless remark.
9232 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9233 TARGET_PROMOTE_FUNCTION_ARGS,
9234 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9235 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9237 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9239 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9240 -floop-parallelize-all.
9241 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9242 flag_loop_parallelize_all.
9243 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9244 * graphite.c (graphite_transform_loops): Same.
9246 * graphite-poly.c (apply_poly_transforms): Same.
9248 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9250 PR tree-optimization/40914
9251 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9252 if set, then check the delta field of the PMF record.
9253 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9254 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9255 call is stored in the delta.
9257 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9259 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9261 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9263 * config/i386/bsd.h (ASM_BYTE): New define.
9264 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9265 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9266 .byte. Use fputs or putc instead of fprintf where appropriate.
9267 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9268 fputs or putc instead of fprintf where appropriate.
9269 * config/i386/i386elf.h: Ditto.
9270 * config/i386/sysv4.h: Ditto.
9272 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9273 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9274 (*tls_global_dynamic_64): Ditto.
9276 2009-07-31 Christian Bruel <christian.bruel@st.com>
9278 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9280 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9282 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9283 Remove dead code for MINUS.
9285 2009-07-31 Anthony Green <green@moxielogic.com>
9287 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9289 (moxie_expand_epilogue): Ditto for epilogue.
9290 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9292 (moxie_function_arg): Ditto.
9293 (moxie_pass_by_reference): Ditto.
9294 (moxie_arg_partial_bytes): Ditto.
9295 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9296 (FUNCTION_ARG_ADVANCE) Ditto.
9297 (REG_PARM_STACK_SPACE) Ditto.
9298 (FUNCTION_ARG_REGNO_P) Dito.
9300 * config.gcc: Add moxie linux config support.
9301 * gcc/config/moxie/uclinux.h: New file.
9303 2009-07-31 DJ Delorie <dj@redhat.com>
9305 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9306 (UNSPECV_SP_SWITCH_E): New.
9307 (sp_switch_1): Change to an unspec.
9308 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9310 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9311 reference the new stack's address
9313 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9315 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9316 graphite-clast-to-gimple.o, graphite-dependences.o,
9317 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9318 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9319 (graphite-blocking.o,
9320 graphite-clast-to-gimple.o, graphite-dependences.o,
9321 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9322 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9323 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9324 * cfgloop.h (struct loop): Add can_be_parallel field.
9325 * common.opt (fgraphite-identity): Moved up.
9326 (fgraphite-force-parallel): New flag.
9327 * graphite.c: Rewrite.
9328 * graphite.h: Rewrite.
9329 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9331 * toplev.c (graphite_out_file): New file descriptor.
9332 (graphite_in_file): New.
9333 (process_options): flag_graphite_force_parallel cannot be used without
9335 * tree-ssa-loop.c: Include toplev.h.
9336 (gate_graphite_transforms): Enable flag_graphite for
9337 flag_graphite_force_parallel.
9339 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9341 * ChangeLog.graphite: New.
9342 * graphite-blocking.c: New.
9343 * graphite-clast-to-gimple.c: New.
9344 * graphite-clast-to-gimple.h: New.
9345 * graphite-dependences.c: New.
9346 * graphite-dependences.h: New.
9347 * graphite-interchange.c: New.
9348 * graphite-poly.c: New.
9349 * graphite-poly.h: New.
9350 * graphite-ppl.c: New.
9351 * graphite-ppl.h: New.
9352 * graphite-scop-detection.c: New.
9353 * graphite-scop-detection.h: New.
9354 * graphite-sese-to-poly.c: New.
9355 * graphite-sese-to-poly.h: New.
9359 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9361 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9362 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9364 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9366 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9367 (scev_is_linear_expression): Return false if the evolution is not
9368 affine multivariate.
9370 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9372 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9373 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9375 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9377 * tree-data-ref.c (debug_data_references): New.
9378 (debug_data_reference): New.
9379 * tree-data-ref.h (debug_data_references): Declared.
9380 (debug_data_reference): Declared.
9382 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9384 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9385 * tree-data-ref.h (scop_p): Removed.
9386 (struct data_reference): Remove field scop.
9388 (stmt_simple_memref_p): Removed.
9390 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9392 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9393 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9396 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9398 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9400 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9402 * doc/invoke.texi (-fgraphite-identity): Documented.
9404 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9406 * tree-scalar-evolution.c: Fix comment.
9407 (instantiate_scev_1): Return unknow from scev instantiation if the
9408 result is not above instantiate_below.
9410 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9412 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9413 static anymore. Instantiate the symbols that may have been introduced
9415 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9418 2009-07-30 DJ Delorie <dj@redhat.com>
9420 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9421 .vliw directive to VLIW sections.
9423 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9425 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9427 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9428 (AUTOHEADER): New variable.
9429 ($(srcdir)/cstamp-h.in): Use it.
9431 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9432 Pat Haugen <pthaugen@us.ibm.com>
9433 Revital Eres <ERES@il.ibm.com>
9435 * config/rs6000/vector.md (VEC_F): Add VSX support.
9439 (vector_load_<mode>): Ditto.
9440 (vector_store_<mode>): Ditto.
9441 (vector GPR move split): Ditto.
9442 (vec_reload_and_plus_<mptrsize>): Ditto.
9443 (vec_reload_and_reg_<mptrsize>): Ditto.
9444 (add<mode>3): Ditto.
9445 (sub<mode>3): Ditto.
9446 (mul<mode>3): Ditto.
9447 (neg<mode>2): Ditto.
9448 (abs<mode>2): Ditto.
9449 (smin<mode>3): Ditto.
9450 (smax<mode>3): Ditto.
9451 (vector_eq<mode>): Ditto.
9452 (vector_gt<mode>): Ditto.
9453 (vector_ge<mode>): Ditto.
9454 (vector_gtu<mode>): Ditto.
9455 (vector_select_<mode>_uns): Ditto.
9456 (vector_eq_<mode>_p): Ditto.
9457 (vector_gt_<mode>_p): Ditto.
9458 (vector_ge_<mode>_p): Ditto.
9459 (vector_gtu_<mode>_p): Ditto.
9460 (cr6_test_for_zero): Ditto.
9461 (cr6_test_for_zero_reverse): Ditto.
9462 (cr6_test_for_lt): Ditto.
9463 (cr6_test_for_lt_reverse): Ditto.
9464 (xor<mode>3): Ditto.
9465 (ior<mode>3): Ditto.
9466 (and<mode>3): Ditto.
9467 (one_cmpl<mode>2): Ditto.
9468 (nor<mode>2): Ditto.
9469 (andc<mode>2): Ditto.
9470 (float<VEC_int<mode>2): Ditto.
9471 (unsigned_float<VEC_int><mode>2): Ditto.
9472 (fix_trunc<mode><VEC_int>2): Ditto.
9473 (fixuns_trunc<mode><VEC_int>2): Ditto.
9475 (vec_set<mode>): Ditto.
9476 (vec_extract<mode>): Ditto.
9477 (vec_interleave_highv4sf): Ditto.
9478 (vec_interleave_lowv4sf): Ditto.
9479 (vec_realign_load_<mode>): Ditto.
9480 (vec_shl_<mode>): Ditto.
9481 (vec_shr_<mode>): Ditto.
9482 (div<mode>3): New patterns for VSX.
9483 (vec_interleave_highv2df): Ditto.
9484 (vec_interleave_lowv2df): Ditto.
9485 (vec_pack_trunc_v2df): Ditto.
9486 (vec_pack_sfix_trunc_v2df): Ditto.
9487 (vec_pack_ufix_trunc_v2df): Ditto.
9488 (vec_unpacks_hi_v4sf): Ditto.
9489 (vec_unpacks_lo_v4sf): Ditto.
9490 (vec_unpacks_float_hi_v4si): Ditto.
9491 (vec_unpacks_float_lo_v4si): Ditto.
9492 (vec_unpacku_float_hi_v4si): Ditto.
9493 (vec_unpacku_float_lo_v4si): Ditto.
9494 (movmisalign<mode>): Ditto.
9495 (vector_ceil<mode>2): New patterns for vectorizing math library.
9496 (vector_floor<mode>2): Ditto.
9497 (vector_btrunc<mode>2): Ditto.
9498 (vector_copysign<mode>3): Ditto.
9500 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9501 predicate for setting the high bit in each word, used for copysign.
9503 * config/rs6000/ppc-asm.h (f19): Whitespace.
9504 (f32-f63): Define if VSX.
9505 (v0-v31): Define if Altivec.
9506 (vs0-vs63): Define if VSX.
9508 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9510 * config/rs6000/power7.md: New file, provide tuning parameters for
9513 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9514 (rs6000_cpu_cpp_builtins): Ditto.
9515 (altivec_overloaded_builtins): Ditto.
9516 (altivec_resolve_overloaded_builtin): Ditto.
9518 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9519 debug switch to disable vectorizing simple math builtin
9522 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9523 Vectorize simple math builtin functions.
9524 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9525 hook to vectorize math builtins.
9526 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9527 (rs6000_builtin_conversion): Add VSX/power7 support.
9528 (rs6000_builtin_vec_perm): Ditto.
9529 (vsplits_constant): Add support for loading up a vector constant
9530 with just the high bit set in each part.
9531 (rs6000_expand_vector_init): Add VSX/power7 support.
9532 (rs6000_expand_vector_set): Ditto.
9533 (rs6000_expand_vector_extract): Ditto.
9534 (rs6000_emit_move): Ditto.
9535 (bdesc_3arg): Ditto.
9536 (bdesc_2arg): Ditto.
9537 (bdesc_1arg): Ditto.
9538 (rs6000_expand_ternop_builtin): Ditto.
9539 (altivec_expand_builtin): Ditto.
9540 (rs6000_expand_unop_builtin): Ditto.
9541 (rs6000_init_builtins): Ditto.
9542 (altivec_init_builtins): Ditto.
9543 (builtin_function_type): Ditto.
9544 (rs6000_common_init_builtins): Ditto.
9545 (rs6000_handle_altivec_attribute); Ditto.
9546 (rs6000_mangle_type): Ditto.
9547 (rs6000_vector_mode_supported_p): Ditto.
9548 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9551 * config/rs6000/vsx.md: New file for VSX support.
9553 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9554 identifing values with just the most significant bit set.
9555 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9556 vectorized builtins.
9558 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9559 (UNSPEC_VRFIM): Delete.
9560 (splitter for loading up vector with most significant bit): New
9561 splitter for vectorizing copysign.
9562 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9563 vectorizing simple math functions.
9564 (altivec_vrfip): Add support for vectorizing simple math functions.
9565 (altivec_vrfim): Ditto.
9566 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9568 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9569 (power7.md, vsx.md): Include for power7 support.
9570 (copysigndf3): Use VSX instructions if -mvsx.
9571 (negdf2_fpr): Ditto.
9572 (absdf2_fpr): Ditto.
9573 (nabsdf2_fpr): Ditto.
9574 (adddf3_fpr): Ditto.
9575 (subdf3_fpr): Ditto.
9576 (muldf3_fpr): Ditto.
9577 (divdf3_fpr): Ditto.
9578 (fix_truncdfdi2_fpr): Ditto.
9579 (cmpdf_internal1): Ditto.
9580 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9581 (btruncdf2, btruncdf2_fpr): Ditto.
9582 (ceildf2, ceildf2_fpr): Ditto.
9583 (floordf2, floordf2_fpr): Ditto.
9584 (floatdidf2, floatdidf2_fpr): Ditto.
9585 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9586 (fmsubdf4_fpr): Ditto.
9587 (fnmadddf4_fpr_1): Ditto.
9588 (fnmadddf4_fpr_2): Ditto.
9589 (fnmsubdf4_fpr_1): Ditto.
9590 (fnmsubdf4_fpr_2): Ditto.
9591 (fixuns_truncdfdi2): Add expander for VSX support.
9592 (fix_truncdfdi2): Ditto.
9593 (fix_truncdfsi2): Ditto.
9595 (btruncsf2): Whitespace.
9596 (movdf_hardfloat32): Add support for VSX registers.
9597 (movdf_softfloat32): Ditto.
9598 (movdf_hardfloat64): Ditto.
9599 (movdf_hardfloat64_mfpgpr): Ditto.
9600 (movdf_softfloat64): Ditto.
9601 (movti splitters): Add check for vector registers supporting
9602 TImode in the future.
9603 (bpermd): Add power7 bpermd instruction.
9605 * config/rs6000/altivec.h (vec_div): Define if VSX.
9609 (vec_nearbyint): Ditto.
9612 (all predicates): Use the generic builtin function, and not the V4SF
9613 specific function so that the predicates will work with VSX's V2DF.
9617 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9618 Document new VSX functions and types.
9620 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9623 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9624 "wa", and "j" constraints. Modify "v" to talk about Altivec
9625 instead of just vector.
9627 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9630 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9631 location for phi arguments.
9632 (rewrite_update_phi_arguments): Find locations for reaching defs.
9633 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9634 Add location to add_phi_arg calls.
9635 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9636 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9637 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9638 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9639 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9640 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9641 * tree-phinodes.c (make_phi_node): Initialize location.
9642 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9643 (add_phi_arg): Add location parameter.
9644 (remove_phi_arg_num): Move location when moving phi argument.
9645 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9647 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9648 slpeel_update_phi_nodes_for_guard1,
9649 slpeel_update_phi_nodes_for_guard2,
9650 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9651 vect_loop_versioning): Set locations.
9652 * tree-parloops.c (create_phi_for_local_result,
9653 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9654 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9655 * tree-vect-loop.c (get_initial_def_for_induction,
9656 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9658 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9659 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9660 (gimple_phi_arg_set_location): New. Set locus.
9661 (gimple_phi_arg_has_location): New. Check for locus.
9662 (redirect_edge_var_map_location): New. Return locus from var_map.
9663 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9664 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9665 combining PHI arguments.
9666 (cond_store_replacement): Set location.
9667 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9668 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9669 scop_add_exit_phis_edge): Add locations.
9670 * tree-cfgcleanup.c (remove_forwarder_block,
9671 remove_forwarder_block_with_phi): Add locations.
9672 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9673 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9675 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9676 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9677 flush_pending_stmts): Add source location.
9678 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9679 stack to preserve locations.
9680 * tree-vect-stmts.c (vectorizable_load): Add location.
9681 * tree-inline.c (copy_phis_for_bb): Copy locus.
9682 (setup_one_parameter): Add call locus to inlined parameter stmts.
9683 (initialize_inlined_parameters): Pass in call location as parameter
9685 (tree_function_versioning): Pass location to setup_one_parameter.
9686 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9687 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9688 copy and edge lists.
9689 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9690 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9691 locus parameter and override the stmt default if provided.
9692 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9693 elim_graph_add_edge, elim_graph_remove_succ_edge,
9694 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9695 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9696 eliminate_phi): Add locus info in elimination graph for each edge and
9698 (insert_backedge_copies): Copy locus if present.
9699 * tree-flow.h (struct _edge_var_map): Add locus field.
9700 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9701 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9702 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9704 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9706 2009-07-30 Martin Jambor <mjambor@suse.cz>
9708 PR tree-optimization/40570
9709 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9712 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9714 * ssa-loop-manip.c: Include langhooks.h.
9715 (rewrite_phi_with_iv): New.
9716 (rewrite_all_phi_nodes_with_iv): New.
9717 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9718 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9719 * tree-parloops.c (loop_parallel_p): Move out all conditions
9720 except dependency check.
9721 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9722 (gen_parallel_loop): Call canonicalize_loop_ivs without
9723 reduction_list argument.
9724 (build_new_reduction): New.
9725 (gather_scalar_reductions): New.
9726 (try_get_loop_niter): New.
9727 (try_create_reduction_list): New.
9728 (parallleize_loops): Change the parallel conditions check.
9729 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9730 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9732 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9734 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9736 * doc/options.texi (Option properties): Mention new quoting syntax.
9738 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9740 * config/alpha/alpha.c (alpha_start_function):
9741 Handle VMS_DEBUG_MAIN_POINTER
9742 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9743 * doc/invoke.texi: Document -mdebug-main switch.
9745 2009-07-29 Richard Henderson <rth@redhat.com>
9747 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9748 (cgraph_create_edge_including_clones): Likewise.
9749 * tree-inline.c (copy_bb): Operate on the correct edges
9750 when updating the callgraph.
9752 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9754 * config/alpha/vms-cc.c: Deleted.
9755 * config/alpha/vms-ld.c: Deleted.
9756 * config/alpha/t-vms64: Moved to config/vms
9757 * config/alpha/vms-crt0-64.c: Moved to config/vms
9758 * config/alpha/vms-crt0.c: Moved to config/vms
9759 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9760 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9761 * config/alpha/xm-vms.h: Moved to config/vms
9762 * config/alpha/x-vms: Moved to config/vms
9763 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9765 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9766 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9768 * config/vms/t-vms64: Moved here from config/alpha
9769 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9770 (argc,argv,envp): Enforce 32bit malloc'ing.
9771 * config/vms/vms-psxcrt0-64.c: Likewise.
9772 * config/vms/vms-crt0.c: Moved here from config/alpha.
9773 * config/vms/vms-psxcrt0.c: Likewise.
9774 * config/vms/vms-crtl-64.h: New file.
9775 * config/vms/vms-crtl.h: New file.
9776 * config/vms/vms.opt: New file.
9777 * config/vms/xm-vms64.h: New file.
9778 * config/vms/xm-vms.h: Moved here from config/alpha.
9779 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9781 * config/vms/x-vms: Moved here from config/alpha.
9782 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9783 (vms-ld.o, vms-cc.o): Removed.
9784 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9786 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9788 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9789 correct stack (obvious VMS fix).
9791 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9793 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9794 date, version info if VMS_DEBUGGING_INFO defined.
9795 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9796 size, date calculating code moved here.
9798 2009-07-29 Paul Brook <paul@codesourcery.com>
9800 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9803 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9806 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9807 to DImode when generating insq_le insn.
9809 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9811 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9812 New macro set for VMS_DEBUGGGING_INFO.
9813 (AT_string_form): Use it.
9815 2009-07-28 DJ Delorie <dj@redhat.com>
9817 * config/mep/mep.c (vtext_section): New.
9818 (vftext_section): New.
9819 (ftext_section): New.
9820 (mep_select_section): Add support for functions.
9821 (mep_unique_section): Likewise.
9822 (mep_asm_init_sections): Likewise.
9823 (mep_encode_section_info): Remove it from here.
9825 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9827 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9829 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9830 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9832 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9834 * dwarf2out.c (output_file_names): Test new macro
9835 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9836 (add_comp_dir_attribute): Likewise.
9838 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9840 * config/i386/mingw-w64.h (LINK_SPEC): Add
9841 separating space between commands.
9843 2009-07-28 Jan Hubicka <jh@suse.cz>
9845 PR tree-optimization/40759
9846 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9849 2009-07-27 DJ Delorie <dj@redhat.com>
9851 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9852 types are dword-aligned.
9853 (mep_expand_va_start): Likewise.
9855 2009-07-27 Olivier Hainque <hainque@adacore.com>
9856 Douglas B Rupp <rupp@gnat.com>
9858 * convert.c (convert_to_pointer): Don't assume the target
9859 pointer type is POINTER_SIZE long. Fetch its precision instead.
9861 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9863 * system.h (fopen): Undefine if macro.
9865 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9867 * dwarf2out.c (output_cfi_p): Removed.
9868 (output_cfis): New function.
9869 (output_fde): New function, split from output_call_frame_info.
9870 (output_call_frame_info): Use it.
9871 (dwarf2out_switch_text_section): Use output_cfis.
9873 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9875 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9876 TARGET_BI_ARCH is specified without enabling SJLJ.
9877 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9878 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9880 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9882 * arm.md (negdi2): Use DImode if forcing a value into a register.
9884 2009-07-26 Ira Rosen <irar@il.ibm.com>
9886 PR tree-optimization/40801
9887 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9888 of vector operand from the previous copy of vector statement.
9889 Pass the correct definition type value to
9890 vect_get_vec_def_for_stmt_copy().
9892 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9894 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9895 const char ** conversion.
9897 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9899 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9900 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9901 (gcc_unreachable): Invoke __builtin_unreachable() if
9902 !ENABLE_ASSERT_CHECKING.
9904 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9906 PR rtl-optimization/40445
9907 * emit-rtl.c (next_nonnote_insn_bb): New function.
9908 * rtl.h (next_nonnote_insn_bb): Declare new function.
9909 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9910 with no successors that is the successor of the ENTRY_BLOCK.
9911 Continue from the top after removing an empty fallthrough block.
9912 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9913 of next_nonnote_insn.
9915 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9917 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9919 2009-07-25 Martin Jambor <mjambor@suse.cz>
9921 * c-common.c (c_common_attribute_table): New element for noclone.
9922 (handle_noclone_attribute): New function. Forward-declare.
9923 * tree-inline.c (tree_versionable_function_p): Check for noclone
9925 * doc/extend.texi (Labels as Values): Document need for noclone.
9926 (Function Attributes): Document noclone attribute.
9928 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9930 PR rtl-optimization/34999
9931 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9932 and dw_fde_switched_cold_to_hot fields.
9933 (output_cfi_p): New function.
9934 (output_call_frame_info): If fde->dw_fde_switched_sections,
9935 output 2 FDEs instead of one with corrupted header.
9936 (dwarf2out_do_cfi_startproc): New function.
9937 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9938 and fde->dw_fde_switched_cold_to_hot.
9939 (dwarf2out_switch_text_section): Compute
9940 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9941 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9942 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9943 Otherwise, compute fde->dw_fde_switch_cfi.
9945 2009-07-24 Cary Coutant <ccoutant@google.com>
9947 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9949 2009-07-24 Cary Coutant <ccoutant@google.com>
9951 * cfghooks.c (split_block): Copy discriminator to new block.
9952 * tree-cfg.c (assign_discriminator): Check location of last
9953 instruction in block as well as first.
9955 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9957 * config/i386/linux.c: Use fputs or putc instead of fprintf
9959 * config/i386/gas.h: Ditto.
9960 * config/i386/x86-64.h: Ditto.
9961 * config/i386/att.h: Ditto.
9963 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9965 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9968 2009-07-24 Martin Jambor <mjambor@suse.cz>
9970 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9971 (ipa_push_func_to_list_1): Declare.
9972 (ipa_push_func_to_list): New function.
9974 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9975 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9976 (ipa_push_func_to_list): Removed.
9977 (ipa_pop_func_from_list): Clear node_enqueued flag.
9979 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9981 * config/s390/s390.c (override_options): Default
9982 max-unrolled-insns to 100 for z10 tuning.
9984 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9986 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9987 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9988 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9989 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9990 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9991 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9992 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9994 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9996 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9997 use default set in mingw32.h header.
9998 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9999 64-bit /mingw/include path.
10000 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
10003 2009-07-23 Neil Vachharajani <nvachhar@google.com>
10005 PR rtl-optimization/40209
10006 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
10008 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10010 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
10011 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
10012 with the rest of string where appropriate. Use fputs or putc
10013 instead of fprintf where appropriate.
10015 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
10016 Pat Haugen <pthaugen@us.ibm.com>
10017 Revital Eres <ERES@il.ibm.com>
10019 * config/rs6000/vector.md: New file. Move most of the vector
10020 expander support here from altivec.md to allow for the VSX vector
10021 unit in the future. Add support for secondary_reload patterns.
10022 Rewrite the patterns for vector comparison, and vector comparison
10023 predicate instructions so that the RTL expresses the desired
10024 behavior, instead of using unspec.
10026 * config/rs6000/constraints.md ("f" constraint): Use
10027 rs6000_constraints to hold the precalculated register class.
10028 ("d" constraint): Ditto.
10029 ("wd" constraint): New constraint for VSX.
10030 ("wf" constraint): Ditto.
10031 ("ws" constraint): Ditto.
10032 ("wa" constraint): Ditto.
10033 ("wZ" constraint): Ditto.
10034 ("j" constraint): Ditto.
10036 * config/rs6000/predicates.md (vsx_register_operand): New
10038 (vfloat_operand): New predicate for vector.md.
10039 (vint_operand): Ditto.
10040 (vlogical_operand): Ditto.
10041 (easy_fp_constant): If VSX, 0.0 is an easy constant.
10042 (easy_vector_constant): Add VSX support.
10043 (altivec_indexed_or_indirect_operand): New predicate for
10044 recognizing Altivec style memory references with AND -16.
10046 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
10047 for vector secondary reload support.
10048 (rs6000_vector_reg_class): Delete, replacing it with
10049 rs6000_constraints.
10050 (rs6000_vsx_reg_class): Ditto.
10051 (rs6000_constraints): New array to hold the register classes of
10052 each of the register constraints that can vary at runtime.
10053 (builtin_mode_to_type): New static array for builtin function type
10055 (builtin_hash_table): New static hash table for builtin function
10057 (TARGET_SECONDARY_RELOAD): Define target hook.
10058 (TARGET_IRA_COVER_CLASSES): Ditto.
10059 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10060 registers are 128 bits if VSX memory reference instructions are used.
10061 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10062 unit is being used.
10063 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10064 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10065 Print several of the scheduling related parameters.
10066 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10067 rs6000_constraints instead of rs6000_vector_reg_class. Move
10068 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10069 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10070 Altivec. Add VSX support. Setup for secondary reload support on
10071 Altivec/VSX registers.
10072 (rs6000_override_options): Make power7 set the scheduling groups
10073 like the power5. Add support for new debug switches to override
10074 the scheduling defaults. Temporarily disable -mcpu=power7 from
10075 setting -mvsx. Add support for debug switches -malways-hint,
10076 -msched-groups, and -malign-branch-targets.
10077 (rs6000_buitlin_conversion): Add support for returning unsigned
10078 vector conversion functions to fix regressions due to stricter
10080 (rs6000_builtin_mul_widen_even): Ditto.
10081 (rs6000_builtin_mul_widen_odd): Ditto.
10082 (rs6000_builtin_vec_perm): Ditto.
10083 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10084 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10085 to zero a register.
10086 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10087 generated upstream.
10088 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10089 VSX types for bit operations. Changes to accomidate vector.md.
10090 (bdesc_2arg): Ditto.
10091 (bdesc_1arg): Ditto.
10092 (struct builtin_description_predicates): Rewrite predicate
10093 handling so that RTL describes the operation, instead of passing
10094 the instruction to be used as a string argument.
10095 (bdesc_altivec_preds): Ditto.
10096 (altivec_expand_predicate_builtin): Ditto.
10097 (altivec_expand_builtin): Ditto.
10098 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10099 statement for vsldoi support.
10100 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10101 (altivec_expand_st_builtin): Ditto.
10102 (paired_expand_builtin): Whitespace changes.
10103 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10104 builtin_mode_to_type table for secondary reload. Call
10105 builtin_function_type to build random builtin functions.
10106 (altivec_init_builtins): Change to use builtin_function_type to
10107 create builtin function types dynamically as we need them.
10108 (builtin_hash_function): New support for hashing the tree types
10109 for builtin function as we need it, rather than trying to build
10110 all of the trees that we need. Add initial preliminary VSX support.
10111 (builtin_function_type): Ditto.
10112 (builtin_function_eq): Ditto.
10113 (builtin_hash_struct): Ditto.
10114 (rs6000_init_builtins): Ditto.
10115 (rs6000_common_init_builtins): Ditto.
10116 (altivec_init_builtins): Ditto.
10117 (rs6000_common_init_builtins): Ditto.
10118 (enum reload_reg_type): New enum for simplifing reg classes.
10119 (rs6000_reload_register_type): Simplify register classes into GPR,
10120 Vector, and other registers. Altivec and VSX addresses in reload.
10121 (rs6000_secondary_reload_inner): Ditto.
10122 (rs6000_ira_cover_classes): New target hook, that returns the
10123 appropriate cover classes, based on -mvsx being used or not.
10124 (rs6000_secondary_reload_class): Add VSX support.
10125 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10126 (get_vsel_insn): Ditto.
10127 (rs6000_emit_vector_compare): Rewrite vector conditional support
10128 so that where we can, we use RTL operators, instead of blindly use
10130 (rs6000_emit_vector_select): Ditto.
10131 (rs6000_emit_vector_cond_expr): Ditto.
10132 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10133 (create_TOC_reference): Add -mdebug=addr support.
10134 (emit_frame_save): VSX loads/stores need register indexed addressing.
10136 * config/rs6000/rs6000.md: Include vector.md.
10138 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10140 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10141 support for V2DI, V2DF in logical, permute, select operations.
10143 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10144 switch for vsx/power7.
10145 (-mvsx-scalar-memory): Ditto.
10146 (-mvsx-align-128): Ditto.
10147 (-mallow-movmisalign): Ditto.
10148 (-mallow-df-permute): Ditto.
10149 (-msched-groups): Ditto.
10150 (-malways-hint): Ditto.
10151 (-malign-branch-targets): Ditto.
10153 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10155 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10156 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10157 (rs6000_vector_reg_class): Delete.
10158 (rs6000_vsx_reg_class): Ditto.
10159 (enum rs6000_reg_class_enum): New enum for the constraints that
10160 vary based on target switches.
10161 (rs6000_constraints): New array to hold the register class for all
10162 of the register constraints that vary based on the switches used.
10163 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10164 (enum rs6000_builtins): Add unsigned varients for the builtin
10165 declarations returned by target hooks for expanding multiplies,
10166 select, and permute operations. Add VSX builtins.
10167 (enum rs6000_builtin_type_index): Add entries for VSX.
10168 (V2DI_type_node): Ditto.
10169 (V2DF_type_node): Ditto.
10170 (unsigned_V2DI_type_node): Ditto.
10171 (bool_long_type_node): Ditto.
10172 (intDI_type_internal_node): Ditto.
10173 (uintDI_type_internal_node): Ditto.
10174 (double_type_internal_node): Ditto.
10176 * config/rs6000/altivec.md (whole file): Move all expanders to
10177 vector.md from altivec.md. Rename insn matching functions to be
10179 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10180 (altivec_vcmp*): Ditto.
10181 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10182 (VM): New iterator for moves that includes the VSX types.
10183 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10184 (altivec_vperm_<mode>_uns): New, for unsigned types.
10185 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10186 (altivec_eq<mode>): Ditto.
10187 (altivec_gt<mode>): Ditto.
10188 (altivec_gtu<mode>): Ditto.
10189 (altivec_eqv4sf): Ditto.
10190 (altivec_gev4sf): Ditto.
10191 (altivec_gtv4sf): Ditto.
10192 (altivec_vcmpbfp_p): Ditto.
10194 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10196 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10199 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10202 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10203 ASM_SHORT instead of .word.
10204 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10205 instead of .word in asm template.
10207 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10210 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10211 (process_bb_node_lives): Use it.
10213 * ira.c (setup_cover_and_important_classes): Don't setup
10214 ira_important_class_nums. Add cover classes to the end of
10216 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10218 (find_reg_class_closure): Use reorder_important_classes.
10220 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10222 * config/i386/i386.c (i386_ira_cover_classes): New function.
10223 (TARGET_IRA_COVER_CLASSES): Redefine.
10225 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10226 importance of order of cover classes in the array.
10228 2009-07-22 Diego Novillo <dnovillo@google.com>
10230 * tree-pass.h (TDF_EH): Define.
10231 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10232 contains TDF_EH, print the EH region number holding GS.
10233 * tree-dump.c (dump_options): Add "eh".
10234 * doc/invoke.texi: Document it.
10236 2009-07-22 Doug Kwan <dougkwan@google.com>
10238 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10240 2009-07-22 Michael Matz <matz@suse.de>
10242 PR tree-optimization/35229
10243 PR tree-optimization/39300
10245 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10246 (inhibit_phi_insertion): New function.
10247 (insert_into_preds_of_block): Call it for REFERENCEs.
10248 (init_pre): Initialize and finalize scalar evolutions.
10249 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10251 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10253 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10254 Use CONST_VECTOR_NUNITS to determine number of elements.
10256 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10258 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10259 (U, W): Constraints are now deprecated and will be removed if we
10260 run out of letters.
10261 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10263 ("prefetch"): Add the stcmh instruction for prefetching.
10264 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10266 (s390_short_displacement): Return always true if compiling for
10267 machines not providing the long displacement facility.
10268 (s390_mem_constraint): Support the new constraint letter Z.
10269 (s390_check_qrst_address): New function.
10271 2009-07-21 DJ Delorie <dj@redhat.com>
10273 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10276 2009-07-21 Jason Merrill <jason@redhat.com>
10278 * c-common.c (max_tinst_depth): Increase default to 1024.
10280 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10282 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10283 (vec_unpacku_float_lo_v4si): Ditto.
10285 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10288 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10289 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10290 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10291 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10293 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10295 PR tree-optimization/40813
10296 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10299 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10301 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10302 with a NOP_EXPR if needed.
10304 2009-07-21 Paul Brook <paul@codesourcery.com>
10306 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10307 Terminate debug dump with newline.
10309 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10311 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10312 Cast "1" to unsigned HOST_WIDE_INT.
10313 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10314 deposit length to the maximum length - lsb. Extend length if
10315 HOST_BITS_PER_WIDE_INT is 32.
10317 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10319 * cgraph.h (constant_pool_htab): New function.
10320 (constant_descriptor_tree): Move from varasm.c.
10321 * varasm.c (constant_pool_htab): New function.
10322 (constant_descriptor_tree): Move to cgraph.h.
10324 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10326 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10328 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10330 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10333 2009-07-20 Xinliang David Li <davidxl@google.com>
10335 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10337 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10339 * config/mips/mips.md (move_type): Add arith.
10340 (type): Handle arith.
10341 (zero_extendsidi2): Rename this into ...
10342 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10343 (zero_extendsidi2): New expander.
10344 (*zero_extendsidi2_dext): New pattern.
10346 2009-07-20 Nick Clifton <nickc@redhat.com>
10348 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10349 to set MIPS_ABI_DEFAULT.
10350 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10352 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10354 * tree-object-size.c (addr_object_size): Handle unions with
10355 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10357 PR tree-optimization/40792
10358 * tree.c (build_function_type_skip_args): Remove bogus assert.
10360 2009-07-20 Jan Hubicka <jh@suse.cz>
10361 Martin Jambor <mjambor@suse.cz>
10363 * cgraph.h (combined_args_to_skip): New field.
10364 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10365 combined_args_to_skip and args_to_skip.
10366 * tree-inline.c (update_clone_info): New function.
10367 (tree_function_versioning): Call update_clone_info.
10368 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10370 (cgraph_materialize_all_clones): More extensive dumping, working
10371 with combined_args_to_skip rather than args_to_skip.
10373 2009-07-20 Ira Rosen <irar@il.ibm.com>
10375 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10376 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10377 (get_initial_def_for_reduction): Likewise.
10378 (vectorizable_reduction): Skip the check of first operand in case
10379 of COND_EXPR. Add check that it is outer loop vectorization if
10380 nested cycle was detected. Call vectorizable_condition() for
10381 COND_EXPR. If reduction epilogue cannot be created do not fail for
10382 nested cycles (if it is not double reduction). Assert that there
10383 is only one type in the loop in case of COND_EXPR. Call
10384 vectorizable_condition() to vectorize COND_EXPR.
10385 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10386 Add parameters. Allow nested cycles if called from
10387 vectorizable_reduction(). Use reduction vector variable if provided.
10388 (vect_analyze_stmt): Call vectorizable_reduction() before
10389 vectorizable_condition().
10390 (vect_transform_stmt): Update call to vectorizable_condition().
10392 2009-07-20 Christian Bruel <christian.bruel@st.com>
10394 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10395 * doc/invoke.texi (-mfmovd): Likewise.
10396 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10398 2009-07-20 Jan Hubicka <jh@suse.cz>
10400 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10401 when handling SSA name.
10403 2009-07-19 Jan Hubicka <jh@suse.cz>
10405 PR tree-optimization/40676
10406 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10407 virtual PHIs in empty BBs.
10409 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10411 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10412 re-expanded the compound use gen_lowpart instead to convert to the
10415 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10417 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10418 OUTER_CONST arguments.
10419 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10420 the new wider mode will be masked off.
10421 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10423 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10425 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10426 high-order bits are zero.
10428 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10430 * combine.c (simplify_shift_const_1): Split code to determine
10431 shift_mode into ...
10432 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10433 new bits shifted in are identical to the old sign bit.
10435 2009-07-18 Richard Guenther <rguenther@suse.de>
10438 * gimplify.c (gimplify_call_expr): Reject code using results from
10439 functions returning void.
10441 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10443 * doc/md.texi: Document the new PowerPC "es" constraint.
10444 Document that "m" can include automodified addresses on this target,
10445 and explain how %U must be used. Extend the "Q" and "Z" documentation
10446 to suggest "es" as well as "m".
10447 * config/rs6000/constraints.md (es): New memory constraint.
10448 (Q, Z): Update strings to match new documentation.
10450 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10452 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10453 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10454 * config/rs6000/predicates.md (volatile_mem_operand): Use
10455 offsettable_nonstrict_memref_p.
10456 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10457 (*floatunssidf2_internal): Likewise.
10458 (*fix_truncdfsi2_internal): Likewise.
10459 (*fix_trunctfsi2_internal): Likewise.
10461 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10463 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10464 atmega32u2 devices.
10465 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10467 2009-07-17 Richard Guenther <rguenther@suse.de>
10470 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10471 (pass_warn_unused_result): Likewise.
10472 (TODO_set_props): Remove.
10473 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10475 (pass_diagnose_omp_blocks): Define.
10476 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10477 (c_gimple_diagnostics_recursively): Remove.
10478 (finish_function): Do not call it.
10479 (c_write_global_declarations): Continue after errors.
10480 Finalize the CU here.
10481 * c-gimplify.c (c_genericize): Do not gimplify here.
10482 * c-common.c (c_warn_unused_result): Move ...
10483 * tree-cfg.c (do_warn_unused_result): ... here.
10484 (run_warn_unused_result): New function.
10485 (gate_warn_unused_result): New function.
10486 (pass_warn_unused_result): New pass.
10487 * c-common.h (c_warn_unused_result): Remove.
10488 * flags.h (flag_warn_unused_result): Declare.
10489 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10490 * opts.c (flag_warn_unused_result): Initialize to false.
10491 * toplev.c (compile_file): Add comment.
10492 * omp-low.c (create_omp_child_function): Do not register
10493 the function with the frontend.
10494 (diagnose_omp_structured_block_errors): Prepare to be
10495 called as optimization pass.
10496 (gate_diagnose_omp_blocks): New function.
10497 (pass_diagnose_omp_blocks): New pass.
10498 * cgraph.h (cgraph_optimize): Remove.
10499 (cgraph_analyze_function): Likewise.
10500 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10501 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10502 before their parents here.
10503 (cgraph_finalize_function): Not here.
10504 (cgraph_analyze_function): Gimplify functions here.
10505 (cgraph_finalize_compilation_unit): Continue after errors.
10506 Optimize the callgraph from here.
10507 (cgraph_optimize): Make static.
10508 * langhooks.c (write_global_declarations): Finalize the CU.
10509 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10510 (gimplify_function_tree): Assert we gimplify only once.
10511 Set PROP_gimple_any property.
10512 * tree-nested.c (gimplify_all_functions): New function.
10513 (lower_nested_functions): Gimplify all nested functions.
10514 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10515 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10516 and pass_diagnose_omp_blocks after gimplification. Do not
10517 set TODO_set_props on all_lowering_passes.
10518 (execute_one_pass): Do not handle TODO_set_props.
10519 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10520 (gimplify.o): Add tree-pass.h dependency.
10521 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10522 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10523 (unsave_r): Likewise.
10524 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10525 temporary variable.
10527 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10529 * doc/service.texi (Service): Restore previously removed link,
10530 which isn't broken after all.
10532 2009-07-17 Richard Guenther <rguenther@suse.de>
10534 PR tree-optimization/40321
10535 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10536 PHI nodes to the maximal set.
10537 (make_values_for_phi): Add PHI arguments to the maximal set.
10538 (execute_pre): Dump PHI_GEN and the maximal set.
10540 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10543 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10546 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10548 * doc/extend.texi (Nested Functions): Replace broken link with
10550 * doc/service.texi (Service): Remove broken link.
10552 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10555 * builtins.c (expand_builtin_memcmp): Use loc instead of
10556 EXPR_LOCATION (exp).
10557 (expand_builtin_strncmp): Likewise.
10559 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10560 Manuel López-Ibáñez <manu@gcc.gnu.org>
10563 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10564 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10565 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10566 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10567 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10568 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10569 tree-inline.c, c-common.c, c-common.h, gimple.c,
10570 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10571 convert.c: Add location argument to fold_{unary,binary,ternary},
10572 fold_build[123], build_call_expr, build_size_arg,
10573 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10574 fold_build1_initializer, fold_build2_initializer,
10575 fold_build3_initializer, fold_build_call_array,
10576 fold_build_call_array_initializer, fold_single_bit_test,
10577 omit_one_operand, omit_two_operands, invert_truthvalue,
10578 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10579 combine_comparisons, fold_builtin_*, fold_call_expr,
10580 build_range_check, maybe_fold_offset_to_address, round_up,
10583 2009-07-16 Jason Merrill <jason@redhat.com>
10586 * c-common.c (c_common_reswords): Add __is_standard_layout
10588 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10589 * doc/implement-cxx.texi: New.
10590 * doc/gcc.texi: Include it.
10592 2009-07-16 DJ Delorie <dj@redhat.com>
10594 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10595 compares that may be indirectly affected by previous instructions.
10597 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10599 * builtins.c (do_mpc_arg2): New.
10600 (fold_builtin_2): Fold builtin cpow.
10601 * real.h (HAVE_mpc_pow): New.
10603 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10605 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10606 comparison to skip unprofitable schedule
10608 2009-07-16 Simon Baldwin <simonb@google.com>
10610 * gcc.c (option_map): New flag -no-canonical-prefixes.
10611 * (display_help): Print help text for new flag.
10612 * (process_command): Move options translation and language specifics
10613 and handle new flag early. Use it to set a function pointer to a
10614 prefix builder. Replace make_relative_prefix calls with calls to
10615 the function pointed to. Ignore new flag in regular options handling.
10616 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10618 2009-07-15 DJ Delorie <dj@redhat.com>
10620 * config/mep/mep.md (sibcall_internal): Change register to avoid
10621 argument registers.
10622 (sibcall_value_internal): Likewise.
10624 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10626 PR rtl-optimization/40710
10627 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10629 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10631 * config/mips/mips.md (*extenddi_truncate<mode>,
10632 *extendsi_truncate<mode>): Change type attribute to move_type
10633 with shift_shift. Split out code handling exts from here ...
10634 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10636 (*extendhi_truncateqi): Change type attribute to move_type with
10637 shift_shift. Split out code handling exts from here ...
10638 (*extendhi_truncateqi_exts): ... to this new pattern.
10640 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10642 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10643 instead of "and" with inverted sign bit mask value. Use
10644 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10645 Allocate registers only for operand 4 and operand 5.
10647 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10649 PR middle-end/40747
10650 * fold-const.c (fold_cond_expr_with_comparison): When folding
10651 < and <= to MIN, make sure the MIN uses the same type as the
10652 comparison's operands.
10654 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10656 * arm.md (ior_xor): New code iterator.
10657 (split for ior/xor with shift and zero-extend): New split pattern.
10658 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10660 2009-07-15 Richard Guenther <rguenther@suse.de>
10662 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10665 2009-07-15 Richard Guenther <rguenther@suse.de>
10667 PR middle-end/40753
10668 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10670 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10672 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10673 handle 2.6.30 kernel.
10675 2009-07-15 DJ Delorie <dj@redhat.com>
10677 * config/mep/mep.md (sibcall_internal): Change register to allow
10678 for 24-bit addresses.
10679 (sibcall_value_internal): Likewise.
10681 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10683 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10684 that are enabled/disabled by the flags introduced by a previous patch.
10686 2009-07-14 DJ Delorie <dj@redhat.com>
10688 * config/mep/mep.md (sibcall_internal): Include non-toggling
10690 (sibcall_value_internal): Likewise.
10692 2009-07-14 Taras Glek <tglek@mozilla.com>
10693 Rafael Espindola <espindola@google.com>
10695 * doc/sourcebuild.texi: Document install-plugin target.
10696 * configure.ac: Added install-plugin target to language makefiles.
10697 * configure: Regenerate.
10698 * Makefile.in: (install-plugin): Install more headers,
10699 depend on lang.install-plugin.
10701 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10703 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10706 2009-07-14 DJ Delorie <dj@redhat.com>
10708 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10709 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10710 * config/mep/mep.md (sibcall_internal): Change test from
10711 mep_vliw_mode_match to mep_vliw_jmp_match.
10712 (sibcall_value_internal): Likewise.
10714 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10716 * config/i386/sse.md (copysign<mode>3): New expander.
10717 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10718 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10719 Use ix86_build_const_vector.
10720 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10721 IX86_BUILTIN_CPYSGNPD.
10722 (builtin_description): Add __builtin_ia32_copysignps and
10723 __builtin_ia32_copysignpd.
10724 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10725 and BUILT_IN_COPYSIGNF.
10727 2009-07-13 Jason Merrill <jason@redhat.com>
10729 * builtins.c (can_trust_pointer_alignment): New fn.
10730 (get_pointer_alignment): Factor it out from here.
10731 * tree.h: Declare it.
10733 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10735 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10738 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10742 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10744 2009-07-14 Richard Guenther <rguenther@suse.de>
10745 Andrey Belevantsev <abel@ispras.ru>
10747 PR middle-end/40745
10748 * cfgexpand.c (partition_stack_vars): Do not bother to update
10749 alias information when not optimizing.
10751 2009-07-14 Richard Guenther <rguenther@suse.de>
10752 Andrey Belevantsev <abel@ispras.ru>
10754 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10755 (pt_solution_set): Likewise.
10756 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10757 * tree-ssa-structalias.c (pt_solution_set): New function.
10758 * final.c (rest_of_clean_state): Free SSA data structures.
10759 * print-rtl.c (print_decl_name): Remove.
10760 (print_mem_expr): Implement in terms of print_generic_expr.
10761 * alias.c (ao_ref_from_mem): New function.
10762 (rtx_refs_may_alias_p): Likewise.
10763 (true_dependence): Query alias-export info.
10764 (canon_true_dependence): Likewise.
10765 (write_dependence_p): Likewise.
10766 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10768 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10769 (mem_expr_equal_p): Use operand_equal_p.
10770 (set_mem_attributes_minus_bitpos): Do not use
10771 component_ref_for_mem_expr.
10772 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10773 (update_alias_info_with_stack_vars): Likewise.
10774 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10775 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10776 explicitly nor clear stmt operands.
10777 Free the decl-to-pointer map.
10778 * tree-optimize.c (execute_free_datastructures): Do not free
10779 SSA data structures here.
10780 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10781 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10782 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10784 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10786 2009-07-13 DJ Delorie <dj@redhat.com>
10788 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10789 unrolling at the right iteration count.
10791 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10794 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10796 * haifa-sched.c (rank_for_schedule): Introduced flags to
10797 enable/disable individual scheduling heuristics.
10798 * common.opt: Introduced flags to enable/disable individual
10799 heuristics in the scheduler.
10800 * doc/invoke.texi: Introduced flags to enable/disable individual
10801 heuristics in the scheduler.
10803 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10805 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10806 config/i386/mingw-tls.c.
10807 * config/i386/mingw-tls.c: Removed.
10809 2009-07-13 Ira Rosen <irar@il.ibm.com>
10811 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10812 checks access only relevant statements.
10813 (vectorizable_reduction): Likewise.
10815 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10817 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10818 just for 32-bit case.
10820 2009-07-12 Jan Hubicka <jh@suse.cz>
10822 PR tree-optimization/40585
10823 * except.c (expand_resx_expr): When there already is resume
10824 instruction, produce linked list.
10825 (build_post_landing_pads): Assert that resume is empty.
10826 (connect_post_landing_pads): Handle resume lists.
10827 (dump_eh_tree): Dump resume list.
10829 2009-07-12 Ira Rosen <irar@il.ibm.com>
10831 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10832 with additional argument.
10833 * tree-vectorizer.h (enum vect_def_type): Add
10834 vect_double_reduction_def.
10835 (vect_is_simple_reduction): Add argument.
10836 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10838 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10839 vect_is_simple_reduction with additional argument.
10840 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10842 (reduction_code_for_scalar_code): Handle additional codes by
10843 returning ERROR_MARK for them. Fix comment and indentation.
10844 (vect_is_simple_reduction): Fix comment, add argument to specify
10845 double reduction. Detect double reduction.
10846 (get_initial_def_for_induction): Fix indentation.
10847 (get_initial_def_for_reduction): Fix comment and indentation.
10848 Handle double reduction. Create initial definitions that do not
10849 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10850 (vect_create_epilog_for_reduction): Fix comment, add argument to
10851 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10852 epilogue result extraction. Create double reduction phi node and
10853 replace relevant uses.
10854 (vectorizable_reduction): Call vect_is_simple_reduction with
10855 additional argument. Fix indentation. Update epilogue code treatment
10856 according to the changes in reduction_code_for_scalar_code. Check
10857 for double reduction. Call vect_create_epilog_for_reduction with
10858 additional argument.
10859 * tree-vect-stmts.c (process_use): Handle double reduction, update
10861 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10862 (vect_get_vec_def_for_operand): Likewise.
10864 2009-07-12 Danny Smith <dansmister@gmail.com>
10866 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10867 dllexport if !TREE_PUBLIC.
10868 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10870 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10872 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10873 (avr_extra_arch_macro) Remove declatation.
10874 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10875 (avr_extra_arch_macro) Declare as static.
10876 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10878 2009-07-11 Jan Hubicka <jh@suse.cz>
10880 PR middle-end/48388
10881 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10883 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10886 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10887 cold_in_std_section bits.
10888 (dwarf2out_begin_prologue): Initialize them.
10889 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10890 if already covered by text_section or cold_text_section range.
10892 PR rtl-optimization/40667
10893 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10894 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10895 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10896 * config/i386/i386.c (ix86_minimum_alignment): New function.
10897 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10898 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10899 * emit-rtl.c (gen_reg_rtx): Likewise.
10900 * function.c (assign_parms): Likewise. If nominal_type needs
10901 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10902 rather than passed_type's alignment.
10905 * function.c (assign_parm_setup_stack): Adjust
10906 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10907 from nominal_mode on big endian.
10909 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10911 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10913 2009-07-10 DJ Delorie <dj@redhat.com>
10915 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10917 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10919 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10921 (thumb2_cbnz): Likewise.
10923 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10926 * config.gcc (supported_defaults): Add synci.
10927 (with_synci): Add validation.
10928 (all_defaults): Add synci.
10929 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10932 * config/mips/mips.opt (msynci): New option.
10933 * config/mips/mips.c (mips_override_options): Warn on use of
10934 -msynci for targets that do now support it.
10935 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10937 * gcc/doc/invoke.texi (-msynci): Document the new option.
10938 * doc/install.texi (--with-synci): Document the new option.
10940 2009-07-10 Richard Guenther <rguenther@suse.de>
10942 PR tree-optimization/40496
10943 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10944 the PHI result with a compatible type.
10946 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10950 * c.opt (Wunused-result): New.
10951 * doc/invoke.texi: Document it.
10952 * c-common.c (c_warn_unused_result): Use it.
10954 2009-07-09 DJ Delorie <dj@redhat.com>
10956 * targhooks.c (default_target_can_inline_p): Rename from
10957 default_target_option_can_inline_p.
10958 * targhooks.h (default_target_can_inline_p): Likewise.
10959 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10960 TARGET_OPTION_CAN_INLINE_P.
10961 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10962 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10963 (mep_target_can_inline_p): Rename from
10964 mep_target_option_can_inline_p.
10967 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10968 registers used to pass vectors.
10970 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10972 2009-07-09 Tom Tromey <tromey@redhat.com>
10974 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10975 * config/mmix/mmix.c: Include dwarf2.h.
10976 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10977 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10978 * config/sh/sh.c: Include dwarf2.h.
10979 * config/i386/i386.c: Include dwarf2.h.
10980 * Makefile.in (DWARF2_H): Remove 'elf'.
10981 * except.c: Include dwarf2.h.
10982 * unwind-dw2.c: Include dwarf2.h.
10983 * dwarf2out.c: Include dwarf2.h.
10984 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10985 * unwind-dw2-fde.c: Include dwarf2.h.
10986 * dwarf2asm.c: Include dwarf2.h.
10988 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10990 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10991 (max_issue): Use it.
10992 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10994 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10995 (region_sched_info): Update.
10996 * sched-ebb.c (ebb_sched_info): Update.
10997 * modulo-sched.c (sms_sched_info): Update.
10998 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
11000 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
11002 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
11004 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
11006 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
11008 2009-07-09 Jakub Jelinek <jakub@redhat.com>
11010 PR middle-end/40692
11011 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
11012 arg1 with arg01 if arg1 is already INTEGER_CST.
11014 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11016 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
11017 Transform (and (truncate)) into (truncate (and)).
11019 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
11021 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
11022 creating LHS paradoxical subregs. Fix surrounding returns to
11023 use NULL_RTX rather than 0.
11025 2009-07-08 DJ Delorie <dj@redhat.com>
11027 * config/mep/mep.c: (mep_option_can_inline_p): New.
11028 (TARGET_OPTION_CAN_INLINE_P): Define.
11030 2009-07-08 Mark Wielaard <mjw@redhat.com>
11033 * dwarf2out.c (add_data_member_location_attribute): When we have
11034 only a constant offset don't emit a new location description using
11035 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
11038 2009-07-08 Richard Henderson <rth@redhat.com>
11041 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
11042 (enum reg_class): Add CLOBBERED_REGS.
11043 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
11044 * config/i386/i386.c (ix86_conditional_register_usage): Moved
11045 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
11046 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
11047 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
11048 force 64-bit sibcalls into R11.
11049 * config/i386/constraints.md (U): New constraint.
11050 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
11051 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
11052 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11054 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11056 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11058 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11059 * ebitmap.h (dump_ebitmap): Ditto.
11060 * optabs.h (optab_libfunc): Ditto.
11061 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11062 * tree-flow.h (vect_can_force_dr_alignment_p,
11063 get_vectype_for_scalar_type): Ditto.
11064 (vectorize_loops): Move prototype to ...
11065 * tree-vectorizer.h: ... here. Also, adjust comment.
11066 (vect_set_verbosity_level): Remove duplicate prototype.
11067 * tree-ssa-loop.c: Include tree-vectorizer.h.
11068 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11070 2009-07-08 Nick Clifton <nickc@redhat.com>
11072 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11075 2009-07-08 DJ Delorie <dj@redhat.com>
11077 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11078 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11079 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11081 * config/mep/intrinsics.md: Regenerated.
11082 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11083 registers when asm() or calls are detected.
11085 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11088 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11090 * gimple (gimple_build_call_from_tree): Likewise.
11091 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11092 no_warning flag before warning.
11094 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11096 * tree.c (set_expr_locus): Remove.
11097 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11098 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11100 * gimplify.c (internal_get_tmp_var): Likewise.
11101 (gimplify_call_expr): Likewise.
11102 (gimplify_one_sizepos): Likewise.
11104 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11107 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11108 to variables for debugging purposes.
11110 2009-06-23 Mark Loeser <mark@halcy0n.com>
11113 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11115 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11117 * pretty-print.c (pp_base_format): Remove %J.
11118 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11119 gcc_cxxdiag_char_table): Likewise.
11120 (init_dynamic_diag_info): Likewise.
11122 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11124 * pretty-print.c (pp_base_format): Remove %H.
11125 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11126 gcc_cxxdiag_char_table): Likewise.
11127 (init_dynamic_diag_info): Likewise.
11128 * config/mep/mep.c (mep_select_section): Likewise.
11130 2009-07-07 Duncan Sands <baldrick@free.fr>
11132 * final.c (pass_clean_state): Give the pass a name.
11133 * passes.c (pass_rest_of_compilation): Likewise.
11134 * tree-optimize.c (pass_all_optimizations): Likewise.
11136 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11138 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11139 an extra 'decl' for error_at.
11141 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11143 PR middle-end/40669
11144 * tree-tailcall.c (adjust_return_value_with_ops,
11145 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11146 if it has complex or vector type.
11148 2009-07-07 Olivier Hainque <hainque@adacore.com>
11150 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11153 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11155 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11157 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11159 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11160 * c-decl.c: Likewise.
11161 * function.c: Likewise.
11162 * varasm.c: Likewise.
11163 * tree-ssa.c: Likewise.
11164 * c-common.c: Likewise.
11165 * tree-cfg.c: Likewise.
11166 * config/spu/spu.c: Likewise.
11167 * config/ia64/ia64.c: Likewise.
11168 * config/v850/v850.c: Likewise.
11170 2009-07-06 DJ Delorie <dj@redhat.com>
11172 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11173 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11174 unspecified accesses to control registers.
11175 * config/mep/intrinsics.md: Regenerate.
11176 * config/mep/intrinsics.h: Regenerate.
11177 * config/mep/mep-intrin.h: Regenerate.
11179 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11181 * c-lex.c: Replace %H by an explicit location. Update all calls.
11182 * c-common.c: Likewise.
11183 * c-decl.c: Likewise.
11184 * c-typeck.c: Likewise.
11185 * fold-const.c: Likewise.
11186 * gimplify.c: Likewise.
11187 * stmt.c: Likewise.
11188 * tree-cfg.c: Likewise.
11189 * tree-ssa-loop-niter.c: Likewise.
11190 * tree-vrp.c: Likewise.
11191 * value-prof.c: Likewise.
11193 2009-07-06 Diego Novillo <dnovillo@google.com>
11195 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11196 if it has one. Handle cases where VAR does not have an
11197 annotation or cfun is NULL.
11199 2009-07-06 Diego Novillo <dnovillo@google.com>
11201 * tree.c: Include debug.h.
11202 (initialize_tree_contains_struct): New.
11203 (init_ttree): Call it.
11204 (tree_node_structure_for_code): Factor out of ...
11205 (tree_node_structure): ... here.
11206 * treestruct.def (TS_PHI_NODE): Remove.
11207 (TS_GIMPLE_STATEMENT): Remove.
11209 2009-07-06 Diego Novillo <dnovillo@google.com>
11211 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11212 (debug_tree_chain): Handle cycles.
11214 2009-07-06 Nick Clifton <nickc@redhat.com>
11215 DJ Delorie <dj@redhat.com>
11217 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11218 __FMOVD_ENABLED__ is defined.
11220 (TARGET_FMOVD): Provide a default definition.
11221 (MASK_FMOVD): Likewise.
11222 (TARGET_CPU_CPP_BUILTINS): Define
11223 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11224 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11225 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11226 (split for DF load from memory into register): Also handle
11227 MEMs which consist of REG+DISP addressing.
11228 (split for DF store from register to memory): Likewise.
11229 (movsf_ie): Always use single fp_mode.
11230 * config/sh/sh.c (sh_override_options): Do not automatically
11231 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11232 that to the -mfmovd command line switch.
11233 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11234 (fldi_ok): Always allow.
11235 * config/sh/sh.opt (mfmovd): Remove this switch.
11236 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11238 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11239 Kaz Kojima <kkojima@gcc.gnu.org>
11241 PR rtl-optimization/30807
11242 * postreload.c (reload_combine): For every new use of REG_SUM,
11243 record the use of BASE.
11245 2009-07-06 Jan Hubicka <jh@suse.cz>
11247 * params.def: Revert my accidental commit at 2009-06-30.
11249 2009-07-04 Ian Lance Taylor <iant@google.com>
11252 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11254 (mingw_format_attribute_overrides): Likewise.
11256 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11259 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11260 don't check cfa.reg. Instead of cfa.indirect use
11261 fde && fde->drap_reg != INVALID_REGNUM test.
11263 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11265 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11267 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11270 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11272 2009-07-03 Richard Guenther <rguenther@suse.de>
11274 PR tree-optimization/40640
11275 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11278 2009-07-03 Jan Hubicka <jh@suse.cz>
11280 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11281 for size, reduce amount of inlining.
11283 2009-07-03 Richard Guenther <rguenther@suse.de>
11285 PR middle-end/34163
11286 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11287 if t +- x is known to not overflow and the conversion widens the
11289 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11291 2009-07-03 Jan Hubicka <jh@suse.cz>
11293 * ipa-pure-const.c (analyze): Update loop optimizer init.
11294 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11295 try_remove_empty_loop, remove_empty_loops): Remove.
11296 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11297 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11298 to mark regular loops as neccesary.
11299 (degenerate_phi_p): New function.
11300 (propagate_necessity, remove_dead_phis): Use it.
11301 (forward_edge_to_pdom): Likewise.
11302 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11303 virtual PHI nodes that became unreachable.
11304 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11305 * tree-flow.h (remove_empty_loops): Remove.
11306 * passes.c (init_optimization_passes): Remove.
11308 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11310 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11311 can_create_pseudo_p.
11312 (*fix_trunc<mode>_i387_1): Ditto.
11313 (*floathi<mode>2_1): Ditto.
11314 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11315 (*fistdi2_1): Ditto.
11316 (*fist<mode>2_1): Ditto.
11317 (frndintxf2_floor): Ditto.
11318 (*fist<mode>2_floor_1): Ditto.
11319 (frndintxf2_ceil): Ditto.
11320 (*fist<mode>2_ceil_1): Ditto.
11321 (frndintxf2_trunc): Ditto.
11322 (frndintxf2_mask_pm): Ditto.
11323 (fxam<mode>2_i387_with_temp): Ditto.
11324 * config/i386/sse.md (mulv16qi3): Ditto.
11325 (*sse2_mulv4si3): Ditto.
11327 (sse4_2_pcmpestr): Ditto.
11328 (sse4_2_pcmpistr): Ditto.
11330 2009-07-03 Jan Hubicka <jh@suse.cz>
11332 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11333 (mark_stmt_necessary): Set it.
11334 (mark_operand_necessary): Set it.
11335 (mark_control_dependent_edges_necessary): Set it.
11336 (mark_virtual_phi_result_for_renaming): New function.
11337 (get_live_post_dom): New function.
11338 (forward_edge_to_pdom): New function.
11339 (remove_dead_stmt): Fix handling of control dependences.
11340 (tree_dce_init): Init new bitmap.
11341 (tree_dce_done): Free it.
11343 2009-07-02 Richard Guenther <rguenther@suse.de>
11346 * tree-ssa-structalias.c (new_var_info): Initialize
11349 2009-07-02 Jan Hubicka <jh@suse.cz>
11351 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11354 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11356 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11357 instead of recomputing it. Adjust calls.
11358 (emit_store_flag): Adjust recursive calls.
11360 2009-07-02 Richard Guenther <rguenther@suse.de>
11362 * tree-ssa-live.c (remove_unused_locals): Do not remove
11364 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11365 of DECL_EXTERNAL for HEAP variables.
11366 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11367 HEAP variables. Do not adjust RESTRICT vars.
11368 (find_what_var_points_to): Nobody cares if something
11369 points to READONLY.
11371 2009-07-02 Ben Elliston <bje@au.ibm.com>
11373 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11374 pc_low and pc_high declarations to the top of the function.
11376 2009-07-01 DJ Delorie <dj@redhat.com>
11378 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11379 registers as fixed.
11380 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11381 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11382 unspecified accesses to control registers.
11383 * config/mep/intrinsics.md: Regenerate.
11384 * config/mep/intrinsics.h: Regenerate.
11385 * config/mep/mep-intrin.h: Regenerate.
11387 2009-07-01 Anthony Green <green@moxielogic.com>
11389 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11390 instruction when possible.
11391 (moxie_expand_prologue): Ditto. Also, save an instruction and
11392 some complexity by popping off of $r12 instead of $sp.
11393 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11396 2009-07-01 Richard Henderson <rth@redhat.com>
11399 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11400 contained no insns, reposition note before last insn.
11402 2009-07-01 Richard Henderson <rth@redhat.com>
11405 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11406 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11408 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11411 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11412 darwin9 for printing reg addresses with %y.
11414 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11416 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11417 truncation from operands in binary operations.
11419 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11422 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11423 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11424 subreg of op0 to the original op0.
11426 * expmed.c (store_bit_field_1): Use a temporary as the destination
11427 instead of a paradoxical subreg when we need to truncate the result.
11429 2009-07-01 DJ Delorie <dj@redhat.com>
11431 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11432 names to VLIW variants.
11433 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11434 * config/mep/intrinsics.md: Regenerate.
11435 * config/mep/intrinsics.h: Regenerate.
11436 * config/mep/mep-intrin.h: Regenerate.
11438 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11441 * jump.c (returnjump_p): Revert last patch.
11442 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11444 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11447 * pa.md (casesi32p): Use jump table label to determine the offset
11449 (casesi64p): Likewise.
11451 * pa.c (forward_branch_p): Return bool type. Use instruction
11452 addresses when available. Assert that INSN has a jump label.
11453 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11456 2009-07-01 Richard Guenther <rguenther@suse.de>
11458 PR tree-optimization/19831
11459 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11460 that only act as barriers do not make any previous stores necessary.
11461 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11462 HEAP variables global, do not add a constraint from nonlocal.
11463 (find_func_aliases): Handle escapes through return statements.
11464 (compute_points_to_sets): Make escaped HEAP variables global.
11466 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11469 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11470 after reducing a DImode cstore to SImode.
11472 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11474 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11475 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11477 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11479 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11480 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11482 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11483 and umod_optab if TARGET_BSD_DIVMOD.
11484 * config/vax/lib1funcs.asm: New file.
11485 * config/vax/t-linux: New file.
11486 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11488 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11491 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11492 to type arguments that have void type.
11495 * dwarf2out.c (gen_formal_parameter_die): Call
11496 equate_decl_number_to_die if node is different from origin.
11498 2009-06-30 Anthony Green <green@moxielogic.com>
11500 Clean up moxie port for --enable-build-with-cxx.
11501 * config/moxie/moxie.c (moxie_function_value): First two
11502 parameters are const_tree, not tree.
11503 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11504 (REG_CLASS_NAMES): Ditto.
11505 (REGNO_REG_CLASS): Ditto.
11506 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11507 (moxie_function_value): Fix constyness of arguments.
11509 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11511 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11512 finalize_size_functions before further processing.
11513 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11514 (variable_size): Call self_referential_size on size expressions
11515 that contain a PLACEHOLDER_EXPR.
11516 (size_functions): New static variable.
11517 (copy_self_referential_tree_r): New static function.
11518 (self_referential_size): Likewise.
11519 (finalize_size_functions): New global function.
11520 * tree.c: Include tree-inline.h.
11521 (push_without_duplicates): New static function.
11522 (find_placeholder_in_expr): New global function.
11523 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11525 <tcc_expression>: Likewise.
11526 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11527 the call in the expression.
11528 * tree.h (finalize_size_functions): Declare.
11529 (find_placeholder_in_expr): Likewise.
11530 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11531 (substitute_placeholder_in_expr): Update comment.
11532 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11534 (copy_tree_body_r): Likewise.
11535 (copy_tree_body): New static function.
11536 (maybe_inline_call_in_expr): New global function.
11537 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11538 (maybe_inline_call_in_expr): Declare.
11539 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11540 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11543 2009-06-30 Richard Guenther <rguenther@suse.de>
11545 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11547 (propagate_necessity): Do not mark reaching defs of stores
11550 2009-06-30 Jan Hubicka <jh@suse.cz>
11552 * cfgloopanal.c (check_irred): Move into ...
11553 (mark_irreducible_loops): ... here; return true if ireducible
11555 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11556 (analyze_function): Try to prove loop finiteness.
11557 * cfgloop.h (mark_irreducible_loops): Update prototype.
11558 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11560 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11562 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11564 2009-06-30 Ira Rosen <irar@il.ibm.com>
11566 PR tree-optimization/40542
11567 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11570 2009-06-30 Martin Jambor <mjambor@suse.cz>
11572 PR tree-optimization/40582
11573 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11574 than useless_type_conversion_p.
11575 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11578 2009-06-30 Martin Jambor <mjambor@suse.cz>
11580 PR middle-end/40554
11581 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11583 2009-06-30 Richard Guenther <rguenther@suse.de>
11585 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11586 use ao_ref references.
11587 (walk_aliased_vdefs): Likewise.
11588 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11589 * tree-ssa-dce.c (struct ref_data): Remove.
11590 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11591 (mark_aliased_reaching_defs_necessary): Adjust.
11592 (mark_all_reaching_defs_necessary_1): Likewise.
11594 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11597 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11598 (emit_store_flag_1): Extract from emit_store_flag, adjust
11599 calls to (what now is) emit_cstore.
11600 (emit_store_flag): Call emit_store_flag_1 and also use it
11601 for what used to be recursive calls.
11603 2009-06-30 Wei Guozhi <carrot@google.com>
11606 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11607 if the target bb post dominates from bb.
11608 * config/i386/i386.c (memory_address_length): Check existence of base
11609 register before using it.
11611 2009-06-30 Nick Clifton <nickc@redhat.com>
11612 DJ Delorie <dj@redhat.com>
11614 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11615 __FMOVD_ENABLED__ is defined.
11617 (TARGET_FMOVD): Provide a default definition.
11618 (MASK_FMOVD): Likewise.
11619 (TARGET_CPU_CPP_BUILTINS): Define
11620 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11621 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11622 two fmov instructions depending upon whether TARGET_FMOVD is
11624 (split for DF load from memory into register): Also handle
11625 MEMs which consist of REG+DISP addressing.
11626 (split for DF store from register to memory): Likewise.
11627 * config/sh/sh.opt (mfmovd): Remove this switch.
11628 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11629 * config/sh/sh.c (sh_override_options): Do not automatically
11630 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11631 that to the -mfmovd command line switch.
11633 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11635 (fldi_ok): Always allow.
11636 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11638 2009-06-29 DJ Delorie <dj@redhat.com>
11640 * doc/install.texi (mep-x-elf): Correct chip's full name.
11642 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11644 * doc/extend.texi: Fix typo.
11646 2009-06-29 Tom Tromey <tromey@redhat.com>
11648 * dwarf2.h: Remove.
11649 * Makefile.in (DWARF2_H): New variable.
11650 (except.o): Use it.
11651 (dwarf2out.o): Likewise.
11652 (dwarf2asm.o): Likewise.
11653 * config/i386/t-i386: Use DWARF2_H.
11654 * except.c: Include elf/dwarf2.h.
11655 * unwind-dw2.c: Include elf/dwarf2.h.
11656 * dwarf2out.c: Include elf/dwarf2.h.
11657 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11658 <dtprel>: New field.
11659 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11660 (size_of_loc_descr): Likewise.
11661 (output_loc_operands_raw): Likewise.
11662 (output_loc_operands): Handle new dtprel field.
11663 (loc_checksum): Update.
11664 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11665 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11666 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11667 * dwarf2asm.c: Include elf/dwarf2.h.
11668 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11669 * config/mmix/mmix.c: Include elf/dwarf2.h.
11670 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11671 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11672 * config/sh/sh.c: Include elf/dwarf2.h.
11673 * config/i386/i386.c: Include elf/dwarf2.h.
11675 2009-06-29 DJ Delorie <dj@redhat.com>
11677 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11679 * doc/extend.texi: Add MeP attributes and pragmas.
11680 * doc/invoke.text: Add MeP Options.
11681 * doc/contrib.texi: Add MeP contribution.
11682 * doc/md.texi: Add MeP constraints.
11683 * doc/install.texi: Add MeP target.
11685 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11687 * target.h (struct gcc_target): Add frame_pointer_required field.
11688 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11689 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11690 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11692 * reload1.c (update_eliminables): (Ditto.).
11693 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11694 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11695 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11697 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11699 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11700 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11701 (arm_frame_pointer_required): New function.
11703 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11704 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11705 (avr_frame_pointer_required_p): Declare as static.
11706 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11708 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11709 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11710 (bfin_frame_pointer_required): Make as static, change return type
11712 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11714 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11715 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11716 (cris_frame_pointer_required): New function.
11718 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11720 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11721 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11722 (fr30_frame_pointer_required): New function.
11724 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11725 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11726 (frv_frame_pointer_required): Make as static, change return type
11728 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11730 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11731 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11732 (ix86_frame_pointer_required): Make as static, change return type to
11734 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11736 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11737 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11739 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11741 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11743 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11745 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11746 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11747 (mips_frame_pointer_required): Make as static.
11748 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11750 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11751 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11752 (mmix_frame_pointer_required): Mew function.
11754 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11755 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11757 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11759 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11761 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11763 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11764 (CAN_ELIMINATE): Redefine.
11765 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11766 (sparc_frame_pointer_required): New function.
11767 (sparc_can_eliminate): New function.
11768 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11770 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11771 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11773 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11774 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11775 (xtensa_frame_pointer_required): Make as static, change return type
11777 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11780 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11782 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11783 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11784 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11785 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11786 (register_callback): Handle PLUGIN_START_UNIT.
11787 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11789 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11791 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11793 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11794 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11796 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11798 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11801 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11803 * doc/extend.texi (Additional Floating Types): __float128 is also
11804 supported on i386 targets.
11806 2009-06-29 Richard Guenther <rguenther@suse.de>
11808 PR middle-end/14187
11809 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11811 (pt_solutions_same_restrict_base): Declare.
11812 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11814 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11815 (make_constraint_from, make_copy_constraint): Move earlier.
11816 (make_constraint_from_heapvar): New function.
11817 (make_constraint_from_restrict): Likewise.
11818 (handle_lhs_call): Use it.
11819 (find_func_aliases): Use it to track conversions to restrict
11820 qualified pointers.
11821 (struct fieldoff): Add only_restrict_pointers flag.
11822 (push_fields_onto_fieldstack): Initialize it.
11823 (create_variable_info_for): Track global restrict qualified pointers.
11824 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11825 Track restrict qualified pointer arguments.
11826 (set_uids_in_ptset): Use varinfo is_global_var flag.
11827 (find_what_var_points_to): Set the vars_contains_restrict flag.
11828 Always create the points-to solution for sets including restrict tags.
11829 (pt_solutions_same_restrict_base): New function.
11830 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11831 qualified pointers use pt_solutions_same_restrict_base as
11832 additional source for disambiguation.
11834 2009-06-29 Richard Guenther <rguenther@suse.de>
11836 PR middle-end/38212
11837 * alias.c (find_base_decl): Remove.
11838 (get_deref_alias_set_1): Remove restrict handling.
11839 * c-common.c (c_apply_type_quals_to_decl): Do not set
11840 DECL_POINTER_ALIAS_SET.
11841 * gimplify.c (find_single_pointer_decl_1): Remove.
11842 (find_single_pointer_decl): Likewise.
11843 (internal_get_tmp_var): Remove restrict handling.
11844 (gimple_regimplify_operands): Likewise.
11845 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11846 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11847 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11848 * tree.c (restrict_base_for_decl): Remove.
11849 (init_ttree): Do not allocate it.
11850 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11851 LABEL_DECL_UID for label decls.
11852 (copy_node_stat): Do not copy restrict information.
11853 (decl_restrict_base_lookup): Remove.
11854 (decl_restrict_base_insert): Likewise.
11855 (print_restrict_base_statistics): Likewise.
11856 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11857 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11858 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11859 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11860 (LABEL_DECL_UID): Adjust.
11861 (DECL_BASED_ON_RESTRICT_P): Remove.
11862 (DECL_GET_RESTRICT_BASE): Likewise.
11863 (SET_DECL_RESTRICT_BASE): Likewise.
11864 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11866 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11867 instead of DECL_POINTER_ALIAS_SET.
11868 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11869 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11870 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11872 2009-06-29 Richard Guenther <rguenther@suse.de>
11874 PR tree-optimization/40579
11875 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11876 the IL to simplify has constants that overflowed.
11878 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11880 PR tree-optimization/40550
11881 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11882 vector_compute_type only when the size of vector_compute_type is
11883 less than the size of type.
11885 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11887 * fold-const.c (contains_label_1): Fix comments.
11888 (contains_label_p): Do not walk trees multiple time.
11890 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11892 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11893 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11894 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11895 ix86_fp_comparison_operator.
11896 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11897 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11898 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11899 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11900 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11901 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11902 (related splits): Change predicate to ix86_fp_comparison_operator.
11903 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11904 instead of ix86_fp_comparison_codes.
11905 (ix86_trivial_fp_comparison_operator,
11906 ix86_fp_comparison_operator): New.
11907 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11908 (ix86_expand_compare): Eliminate last two parameters.
11909 (ix86_fp_jump_nontrivial_p): Kill.
11910 * config/i386/i386.c (put_condition_code): Eliminate call to
11911 ix86_fp_comparison_codes and subsequent assertion.
11912 (ix86_fp_comparison_codes): Eliminate.
11913 (ix86_fp_swap_condition): New.
11914 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11915 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11916 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11917 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11918 and ix86_fp_swap_condition.
11919 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11920 Use ix86_fp_comparison_strategy.
11921 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11922 (ix86_fp_jump_nontrivial_p): Eliminate.
11923 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11924 call to ix86_expand_compare.
11925 (ix86_split_fp_branch, ix86_expand_setcc,
11926 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11927 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11929 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11931 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11932 related to jump_clobbers.
11933 * config/arm/arm.md (conds): Remove jump_clob case.
11934 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11935 splits): Change comparison_operator to arm_comparison_operator.
11936 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11939 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11941 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11942 condition for floating point modes.
11943 * expmed.c (emit_store_flag_1): Move here a bigger part
11944 of emit_store_flag.
11945 (emit_store_flag): Try swapping the condition for floating point
11947 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11949 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11951 * expr.c (expand_expr_real_1): Just use do_store_flag.
11952 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11953 emit_store_flag_force.
11954 * expmed.c (emit_store_flag_force): Copy here trick
11955 previously in expand_expr_real_1. Try reversing the comparison.
11956 (emit_store_flag_1): Work if target is NULL.
11957 (emit_store_flag): Work if target is NULL, using the result mode
11958 from the comparison. Use split_comparison, restructure final part
11959 to simplify conditionals.
11961 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11963 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11964 * dojump.c (do_jump): Change handling of floating-point
11965 ops to use just do_compare_and_jump.
11966 (split_comparison): New.
11967 (do_compare_rtx_and_jump): Add here logic coming previously
11968 in do_jump, using split_comparison.
11970 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11973 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11975 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11977 * tree-ssa-alias.c: Fix unintentional commit.
11979 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11981 * passes.c (execute_one_pass): Fix unintentional commit.
11983 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11985 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11986 (df_rd_local_compute, df_md_local_compute): Inline them.
11988 (df_md_scratch): New.
11989 (df_md_alloc, df_md_free): Allocate/free it.
11990 (df_md_local_compute): Only include live registers in init.
11991 (df_md_transfer_function): Prune the in-set computed by
11992 the confluence function, and the gen-set too.
11994 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11996 PR rtl-optimization/26854
11997 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11998 * df-problems.c (df_rd_add_problem): Fix comment.
11999 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
12000 df_md_simulate_artificial_defs_at_top,
12001 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
12002 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
12003 df_md_transfer_function, df_md_init, df_md_confluence_0,
12004 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
12005 problem_MD, df_md_add_problem): New.
12006 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
12007 df_md_get_bb_info): New.
12008 (DF_LAST_PROBLEM_PLUS1): Adjust.
12010 * Makefile.in (fwprop.o): Include domwalk.h.
12011 * fwprop.c: Include domwalk.h.
12012 (reg_defs, reg_defs_stack): New.
12013 (bitmap_only_bit_between): Remove.
12014 (process_defs): New.
12015 (process_uses): Use reg_defs and local_md instead of
12016 bitmap_only_bit_between and local_rd.
12017 (single_def_use_enter_block): New, from build_single_def_use_links.
12018 (single_def_use_leave_block): New.
12019 (build_single_def_use_links): Remove code moved to
12020 single_def_use_enter_block, invoke domwalk.
12021 (use_killed_between): Adjust comment.
12023 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12025 * bitmap.h (bitmap_ior_and_into): New.
12026 * bitmap.c (bitmap_ior_and_into): New.
12028 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
12030 * domwalk.h (struct dom_walk_data): Remove all callbacks except
12031 before_dom_children_before_stmts and after_dom_children_after_stmts.
12032 Rename the two remaining callbacks to just before_dom_children and
12033 after_dom_children. Remove other GIMPLE statement walking bits.
12034 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
12035 * graphite.c: Do not include domwalk.h.
12036 * tree-into-ssa.c (interesting_blocks): New global.
12037 (struct mark_def_sites_global_data): Remove it and names_to_rename.
12038 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
12039 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
12040 now that they're not domwalk callbacks.
12041 (rewrite_initialize_block): Rename to...
12042 (rewrite_enter_block): ... this, place after called functions. Test
12043 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
12044 (rewrite_finalize_block): Rename to...
12045 (rewrite_leave_block): ... this, place after called functions.
12046 (rewrite_update_init_block): Rename to...
12047 (rewrite_update_enter_block): ... this, place after called functions.
12048 Test interesting_blocks, call rewrite_update_stmt and
12049 rewrite_update_phi_arguments.
12050 (rewrite_update_fini_block): Rename to...
12051 (rewrite_leave_block): ... this, place after called functions.
12052 (rewrite_blocks): Remove last argument, simplify initialization of
12054 (mark_def_sites_initialize_block): Rename to...
12055 (mark_def_sites_block): ... this, call mark_def_sites.
12056 (mark_def_sites_blocks): Remove argument, simplify initialization of
12058 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12059 (update_ssa): Likewise.
12060 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12062 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12063 (dom_opt_initialize_block): Rename to...
12064 (dom_opt_enter_block): ... this, place after called functions. Walk
12065 statements here, inline propagate_to_outgoing_edges.
12066 (dom_opt_finalize_block): Rename to...
12067 (dom_opt_leave_block): ... this, place after called functions.
12068 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12070 (dse_enter_block, dse_record_phi): New.
12071 (dse_record_phis): Delete.
12072 (dse_finalize_block): Rename to...
12073 (dse_leave_block): ... this.
12074 (tree_ssa_dse): Simplify initialization of walk_data.
12075 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12076 Adjust initialization of walk_data.
12077 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12078 * tree-ssa-loop-phiopt.c (get_non_trapping):
12079 Adjust initialization of walk_data.
12080 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12081 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12082 it's not a domwalk callback.
12083 (uncprop_initialize_block): Rename to...
12084 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12085 (dse_finalize_block): Rename to...
12086 (dse_leave_block): ... this.
12087 (tree_ssa_uncprop): Simplify initialization of walk_data.
12088 * Makefile.in: Adjust dependencies.
12090 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12092 * arm.md (casesi): Fix test for Thumb1.
12093 (thumb1_casesi_internal_pic): Likewise.
12094 (thumb1_casesi_dispatch): Likewise.
12096 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12098 * config/arm/arm-cores.def: Added core cortex-m0.
12099 * config/arm/arm-tune.md: Regenerated.
12100 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12102 2009-06-26 DJ Delorie <dj@redhat.com>
12104 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12106 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12107 the scheduler doesn't tag jump insns.
12109 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12111 * c-decl.c (merge_decls): Re-indent.
12113 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12116 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12117 Special-case decimal float constants.
12119 2009-06-26 Richard Henderson <rth@redhat.com>
12121 * function.h (struct function): Add cannot_be_copied_reason,
12122 and cannot_be_copied_set.
12123 * tree-inline.c (has_label_address_in_static_1): Rename from
12124 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12125 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12126 don't set inline_forbidden_reason.
12127 (copy_forbidden): New function, split out of inline_forbidden_p.
12128 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12129 (inline_forbidden_p): Use copy_forbidden.
12130 (tree_versionable_function_p): Likewise.
12131 (inlinable_function_p): Merge into tree_inlinable_function_p.
12132 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12133 * ipa-cp.c (ipcp_versionable_function_p): New function.
12134 (ipcp_cloning_candidate_p): Use it.
12135 (ipcp_node_modifiable_p): Likewise.
12137 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12139 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12140 that is marked not to be inlined. Remove flag_mudflap use.
12141 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12142 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12144 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12147 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12148 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12150 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12152 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12154 (__mingwthr_remove_key_dtor): Likewise.
12156 2009-06-26 Richard Guenther <rguenther@suse.de>
12158 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12160 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12162 PR middle-end/40525
12163 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12164 try the non-cond_exec path also.
12166 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12169 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12170 (output_cbranch): Use new functions.
12171 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12174 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12175 Pat Haugen <pthaugen@us.ibm.com>
12176 Revital Eres <ERES@il.ibm.com>
12178 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12179 for %c error. Add %x support to print VSX registers as a unified
12180 register set, instead of separate float and altivec registers.
12181 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12182 %y case, and add support for VSX pre-modify addresses.
12183 (output_toc): Add assert for CONST containing an integer constant
12185 (rs6000_adjust_cost): Add POWER7 support.
12186 (insn_must_be_first_in_group): Ditto.
12187 (insn_must_be_last_in_group): Ditto.
12188 (rs6000_emit_popcount): Ditto.
12189 (rs6000_vector_mode_supported_p): Ditto.
12191 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12192 Change some of the functions called by macros to being called
12193 through a pointer, so debug functions can be inserted if
12194 -mdebug=addr or -mdebug=cost.
12195 (rs6000_preferred_reload_class_ptr): Ditto.
12196 (rs6000_secondary_reload_class_ptr): Ditto.
12197 (rs6000_secondary_memory_needed_ptr): Ditto.
12198 (rs6000_cannot_change_mode_class_ptr): Ditto.
12199 (rs6000_secondary_reload_inner): Ditto.
12200 (rs6000_legitimize_reload_address): Ditto.
12201 (rs6000_legitimize_reload_address_ptr): Ditto.
12202 (rs6000_mode_dependent_address): Ditto.
12203 (rs6000_mode_dependent_address_ptr): Ditto.
12205 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12206 function to return true if the mode allows reg + integer
12208 (virtual_stack_registers_memory_p): New function to return true if
12209 the address refers to a virtual stack register.
12210 (rs6000_legitimate_offset_address_p): Move code to say whether a
12211 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12213 (rs6000_legitimate_address_p): Add checks for modes that only can
12214 do reg+reg addressing. Start adding VSX support.
12215 (rs6000_legitimize_reload_address): Ditto.
12216 (rs6000_legitimize_address): Ditto.
12217 (rs6000_debug_legitimate_address_p): New debug functions for
12218 -mdebug=addr and -mdebug=cost.
12219 (rs6000_debug_rtx_costs): Ditto.
12220 (rs6000_debug_address_costs): Ditto.
12221 (rs6000_debug_adjust_cost): Ditto.
12222 (rs6000_debug_legitimize_address): Ditto.
12223 (rs6000_legitimize_reload_address_ptr): Point to call normal
12224 function or debug function. Make functions called via pointer
12226 (rs6000_mode_dependent_address_ptr): Ditto.
12227 (rs6000_secondary_reload_class_ptr): Ditto.
12228 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12229 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12230 into a friendlier error.
12231 (rs6000_init_builtins): Add initial VSX support.
12232 (rs6000_adjust_cost): Fix some spacing issues.
12234 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12235 (REG_CLASS_NAMES): Ditto.
12236 (REG_CLASS_CONTENTS): Ditto.
12237 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12238 pointer, to add -mdebug=addr support.
12239 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12240 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12241 -mdebug=addr support.
12242 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12243 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12244 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12246 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12248 (bswapsi*): Set attribute types for load/store. Add combiner
12249 patterns to eliminate zero extend on 64-bit.
12250 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12251 stdbrx if the hardware supports those instructions.
12253 2009-06-25 Ian Lance Taylor <iant@google.com>
12255 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12256 (Link Options): Document -static-libstdc++.
12258 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12261 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12262 DATA_ALIGNMENT instead.
12264 2009-06-25 Richard Guenther <rguenther@suse.de>
12266 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12267 indirect references against the callused/escaped solutions.
12268 (call_may_clobber_ref_p_1): Likewise.
12270 2009-06-25 Martin Jambor <mjambor@suse.cz>
12272 PR tree-optimization/40493
12273 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12274 (enum unscalarized_data_handling): New type.
12275 (handle_unscalarized_data_in_subtree): Return what has been done.
12276 (load_assign_lhs_subreplacements): Handle left flushes differently.
12277 (sra_modify_assign): Use unscalarized_data_handling, simplified
12278 condition determining whether to remove the statement.
12280 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12282 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12283 excerpt - @ should be doubled for texinfo.
12285 2009-06-24 Ian Lance Taylor <iant@google.com>
12287 * config/arc/arc.c: Include "df.h".
12288 (arc_attribute_table): Make static. Move higher in file.
12289 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12290 (output_shift): Initialize n later to avoid warning.
12291 * config/arm/arm.c (arm_attribute_table): Make static. Move
12293 * config/avr/avr.c (avr_attribute_table): Make static. Move
12295 (reg_class_tab): Change array type from int to enum reg_class.
12296 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12298 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12299 (lshrhi3_out): Likewise.
12300 (class_likely_spilled_p): Change return type to bool.
12301 (avr_rtx_costs): Use local code variable with enum type.
12302 * config/avr/avr.md (movmemhi): Use add_reg_note.
12303 (andhi3, andsi3): Don't use AS2 with "and".
12304 (iorhi3, iorsi3): Don't use AS2 with "or".
12305 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12306 * config/crx/crx.c: Include "df.h".
12307 (crx_attribute_table): Make static.
12308 * config/m32r/m32r.c: Include "df.h".
12309 (m32r_attribute_table): Make static. Move higher in file.
12310 (pop): Use add_reg_note.
12311 (block_move_call): Change 0 to LCT_NORMAL in function call.
12312 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12313 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12314 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12315 declare, not just when TREE_CODE is defined.
12316 * config/m68hc11/m68hc11.c: Include "expr.h".
12317 (m68hc11_attribute_table): Make static. Move higher in file.
12318 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12320 (m68hc11_register_indirect_p): Likewise.
12321 (m68hc11_function_arg_padding): Change return type to enum
12323 (emit_move_after_reload): Use add_reg_note.
12324 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12325 (m68hc11_split_logical): Likewise.
12326 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12328 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12329 to VOIDmode in function call.
12330 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12332 (m68hc11_split_logical): Update declaration.
12333 (m68hc11_function_arg_padding): Update declaration.
12334 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12335 to array of enum reg_class.
12336 (mcore_attribute_table): Make static. Move higher in file.
12337 (mcore_rtx_costs): Add cast to enum type.
12338 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12339 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12340 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12342 * config/sh/predicates.md (trapping_target_operand): Rename and to
12344 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12346 * config/spu/spu.c (spu_attribute_table): Make static. Move
12348 * config/v850/v850.c (v850_attribute_table): Make static. Move
12350 (v850_rtx_costs): Use local code with enum type.
12351 (expand_epilogue): Add cast.
12352 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12354 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12357 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12358 -m2a-single-only and -m2a-nofpu.
12359 * config/sh/sh.opt: Document m2a generates FPU code.
12361 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12363 * defaults.h (CAN_ELIMINATE): Provide default.
12364 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12365 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12366 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12367 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12368 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12369 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12370 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12371 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12372 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12373 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12375 2009-06-24 DJ Delorie <dj@redhat.com>
12377 * mep-ext-cop.cpu: Fix copyright notice.
12378 * mep-default: Fix copyright notice.
12379 * mep-core: Fix copyright notice.
12380 * mep: Fix copyright notice.
12381 * mep-ivc2: Fix copyright notice.
12382 * mep-c5: Fix copyright notice.
12384 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12386 * doc/contrib.texi (Contributors):
12388 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12390 PR middle-end/40501
12391 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12392 src and dst operands if necessary.
12394 2009-06-23 DJ Delorie <dj@redhat.com>
12397 * config.gcc: Add mep support.
12398 * recog.c: Resurrect validate_replace_rtx_subexp().
12399 * recog.h: Likewise.
12400 * config/mep/: Add new port:
12401 * config/mep/constraints.md: New file.
12402 * config/mep/default.h: New file.
12403 * config/mep/intrinsics.h: New file.
12404 * config/mep/intrinsics.md: New file.
12405 * config/mep/ivc2-template.h: New file.
12406 * config/mep/mep-c5.cpu: New file.
12407 * config/mep/mep-core.cpu: New file.
12408 * config/mep/mep-default.cpu: New file.
12409 * config/mep/mep-ext-cop.cpu: New file.
12410 * config/mep/mep-intrin.h: New file.
12411 * config/mep/mep-ivc2.cpu: New file.
12412 * config/mep/mep-lib1.asm: New file.
12413 * config/mep/mep-lib2.c: New file.
12414 * config/mep/mep-pragma.c: New file.
12415 * config/mep/mep-protos.h: New file.
12416 * config/mep/mep-tramp.c: New file.
12417 * config/mep/mep.c: New file.
12418 * config/mep/mep.cpu: New file.
12419 * config/mep/mep.h: New file.
12420 * config/mep/mep.md: New file.
12421 * config/mep/mep.opt: New file.
12422 * config/mep/predicates.md: New file.
12423 * config/mep/t-mep: New file.
12425 2009-06-23 Ian Lance Taylor <iant@google.com>
12427 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12428 from loose_warn into c_loose_warn and from strict_warn into
12429 c_strict_warn. Set and substitute warn_cxxflags. Check for
12430 --enable-build-with-cxx. Set and substitute
12431 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12432 * Makefile.in (CXXFLAGS): New variable.
12433 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12434 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12435 the default is the same as $(STRICT_WARN).
12436 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12437 (CXX): New variable.
12438 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12439 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12440 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12441 (HOST_LIBS): New variable.
12442 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12443 (ALL_CXXFLAGS): New variable.
12444 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12445 * doc/install.texi (Configuration): Document
12446 --enable-build-with-cxx, --with-stage1-ldflags,
12447 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12448 * configure: Rebuild.
12450 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12452 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12453 from previous commit.
12455 2009-06-23 Ian Lance Taylor <iant@google.com>
12457 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12459 2009-06-23 Ian Lance Taylor <iant@google.com>
12461 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12462 with ATTRIBUTE_UNUSED.
12464 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12465 Pat Haugen <pthaugen@us.ibm.com>
12466 Revital Eres <eres@il.ibm.com>
12468 * config.in (HAVE_AS_POPCNTD): Add default definition.
12469 (HAVE_AS_LWSYNC): Ditto.
12471 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12473 (gcc_cv_as_powerpc_cmpb): Ditto.
12474 (gcc_cv_as_powerpc_dfp): Ditto.
12475 (gcc_cv_as_powerpc_vsx): Ditto.
12476 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12477 supporting the popcntd/lwsync instructions.
12478 (gcc_cv_as_powerpc_lwsync): Ditto.
12479 * configure: Regenerate.
12481 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12482 -mcpu=native and -mcpu=power7.
12483 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12485 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12486 a variable instead of a mask to reduce the number of mask bits.
12487 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12488 (-mbit-word): Ditto.
12489 (-mregnames): Ditto.
12490 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12491 (-mfused-madd): Ditto.
12493 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12495 (-mvsx): New switch for VSX instructions.
12496 (-misel): Move from a variable to a mask to allow it to be set by
12499 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12500 function declaration to an array declaration.
12501 (rs6000_hard_regno_nregs): New external array declaration.
12503 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12504 files included by rs6000.md.
12506 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12507 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12509 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12511 (rs6000_debug_reg): New -mdebug= variables.
12512 (rs6000_debug_addr): Ditto.
12513 (rs6000_debug_cost): Ditto.
12514 (rs6000_pmode): New variable to hold Pmode.
12515 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12516 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12517 calculated at compiler start.
12518 (rs6000_hard_regno_nregs): Change function to an array which holds
12519 HARD_REGNO_NREGS calculated at compiler start.
12520 (rs6000_explicit_options): Delete isel field.
12521 (rs6000_vector_unit): New array to hold which vector unit
12522 supports arithmetic options for a given type.
12523 (rs6000_vector_mem): New array to hold which vector unit supports
12524 memory reference operations for a given type.
12525 (rs6000_vector_align): New array to given the alignment of each
12527 (power7_cost): New basic costs for power7.
12528 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12529 (rs6000_hard_regno_nregs_internal): New function, moved from
12530 HARD_REGNO_NREGS, to calculate the number of registers each hard
12531 register takes for each type.
12532 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12533 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12534 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12535 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12536 unit information here so it is calculated once at compiler startup
12538 (rs6000_override_options): Make -misel a target mask. Add more
12539 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12540 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12542 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12543 (rs6000_handle_option): Move -misel from variable to target mask.
12544 (rs6000_builtin_mask_for_load): Add VSX support.
12545 (rs6000_conditional_register_usage): Ditto.
12546 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12547 (function_arg_boundary): Ditto.
12548 (rs6000_expand_builtin): Ditto.
12549 (def_builtin): Make abort message a little friendlier.
12550 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12552 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12553 assembler support the popcntd instruction instead of a vsx
12554 instruction to enable power7 support.
12555 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12556 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12557 option to the assembler if -mcpu=native.
12558 (ASM_CPU_NATIVE_SPEC): Ditto.
12559 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12561 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12562 the lwsync instruction.
12563 (enum processor_type): Add PROCESSOR_POWER7.
12564 (rs6000_debug_reg): New -mdebug= options.
12565 (rs6000_debug_addr): Ditto.
12566 (rs6000_debug_cost): Ditto.
12567 (rs6000_isel): Delete.
12568 (enum rs6000_vector): New enum to say what vector unit we have.
12569 (VECTOR_UNIT_*): New macros to say which vector unit has
12570 arithmetic operations for a given type.
12571 (VECTOR_MEM_*): New macros to say which vector unit has memory
12572 operations for a given type.
12573 (TARGET_LDBRX): Whether the machine supports the ldbrx
12575 (TARGET_ISEL): Delete, -misel moved to be a mask.
12576 (TARGET_ISEL64): New macro for 64-bit isel support.
12577 (UNITS_PER_VSX_WORD): New macro.
12578 (POINTER_SIZE): Move to be an external variable, rather than
12579 calculating whether we are generating 32 ot 64-bit code.
12581 (STACK_BOUNDARY): Add VSX support.
12582 (LOCAL_ALIGNMENT): Ditto.
12583 (SLOW_UNALIGNED_ACCESS): Ditto.
12584 (VSX_REGNO_P): New macro for VSX support.
12585 (VFLOAT_REGNO_P): Ditto.
12586 (VINT_REGNO_P): Ditto.
12587 (VLOGICAL_REGNO_P): Ditto.
12588 (VSX_VECTOR_MODE): Ditto.
12589 (VSX_SCALAR_MODE): Ditto.
12591 (VSX_MOVE_MODE): Ditto.
12592 (VSX_REG_CLASS_P): Ditto.
12593 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12595 (UNITS_PER_SIMD_WORD): Add VSX support.
12596 (MODES_TIEABLE_P): Ditto.
12597 (STARTING_FRAME_OFFSET): Ditto.
12598 (STACK_DYNAMIC_OFFSET): Ditto.
12599 (EPILOGUE_USES): Ditto.
12600 (REGNO_REG_CLASS): Move to array lookup.
12601 (CLASS_MAX_NREGS): Ditto.
12602 (rs6000_vector_reg_class): Add declaration.
12603 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12604 overlap with the floating point and Altivec registers.
12606 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12608 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12609 give the appropriate asm switches if -mcpu=native.
12610 (host_detect_local_cpu): Add support for "asm".
12611 (host_detect_local_cpu): Follow GNU code guidelines for name.
12613 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12614 -mbit-word to a variable instead of being a target mask.
12616 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12617 emit the lwsync instruction instead of emitting the instruction as
12618 an integer constant.
12620 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12621 fixuns_trundfsi2, move expander into rs6000.md.
12623 * config/rs6000/rs6000.md (cpu): Add power7.
12624 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12625 (logical predicate patterns): Change the single instruction
12626 primitives that set CR0 to be fast_compare instead of compare.
12628 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12629 (popcntddi2): Ditto.
12630 (popcount<mode>): Ditto.
12631 (floating multiply/add insns): Name the floating point
12632 multiply/add insns.
12633 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12634 (isel_unsigned_<mode>): Ditto.
12635 (fixuns_trundfsi2): Move expander here from spe.md.
12636 (smindi3): Define if we have -misel on 64-bit systems.
12641 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12643 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12645 * config/avr/avr.c (avr_current_device): New variable.
12646 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12647 (avr_arch, mcu_type_s): Move to avr.h.
12648 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12649 default_data_section_start fields.
12650 (avr_arch): Moved from avr.c.
12651 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12652 library_name fields.
12653 (avr_current_device, avr_mcu_types, avr_arch_types,
12654 avr_device_to_arch, avr_device_to_data_start,
12655 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12656 (EXTRA_SPEC_FUNCTIONS): Define.
12657 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12658 options mapping. Use device_to_arch and device_to_data_start insted.
12659 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12660 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12661 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12662 * config/avr/driver-avr.c: New file.
12663 * config/avr/avr-devices.c: New file.
12665 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12667 * var-tracking.c (unshare_variable): Force initialized to
12668 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12669 (set_variable_part): Likewise.
12670 (struct variable_union_info): Remove pos_src field.
12671 (vui_vec, vui_allocated): New variables.
12672 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12673 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12674 == 1 use a simpler sorting algorithm. Compute pos field right
12675 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12676 Avoid quadratic comparison if !flag_var_tracking_uninit.
12677 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12678 unshare_variable unconditionally.
12679 (dataflow_set_different_2): Removed.
12680 (dataflow_set_different): Don't traverse second hash table.
12681 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12682 unconditionally to var_reg_set or var_mem_set.
12683 (emit_notes_in_bb): Likewise.
12684 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12686 (emit_note_insn_var_location): Don't set initialized to
12687 VAR_INIT_STATUS_INITIALIZED early.
12688 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12690 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12692 * tree-object-size.c (addr_object_size): Instead of checking
12693 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12694 are no FIELD_DECLs following it.
12696 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12698 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12699 order to match bswaps with signed source operands.
12701 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12703 * sdbout.c (sdbout_one_type): Fix braces in switch.
12705 2009-06-23 Richard Guenther <rguenther@suse.de>
12707 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12709 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12710 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12711 var_callused, callused_tree, var_storedanything, storedanything_tree,
12712 var_integer, integer_tree): Remove global variables.
12713 (new_var_info): Do not pass new id, append the new var to the
12714 global variable vector.
12715 (do_ds_constraint): Use is_global_var member of the variable-info.
12716 (new_scalar_tmp_constraint_exp): Adjust.
12717 (create_function_info_for): Likewise.
12718 (create_variable_info_for): Likewise.
12719 (find_what_var_points_to): Remove dead code.
12720 (init_base_vars): Simplify.
12721 (compute_points_to_sets): Adjust.
12723 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12725 * combine.c (try_combine): Dump information about the insns we're
12728 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12730 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12731 check when calling force_to_mode on TRUNCATE's operand.
12733 2009-06-22 Ian Lance Taylor <iant@google.com>
12735 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12737 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12739 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12741 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12743 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12744 override library linkage flags such as -static-libgcc or
12747 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12749 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12751 2009-06-22 Ian Lance Taylor <iant@google.com>
12753 * config/linux.opt: Put mglibc ahead of muclibc.
12755 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12756 for duplicate decls.
12758 2009-06-22 Matthias Klose <doko@ubuntu.com>
12760 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12762 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12765 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12766 instead of NULL if a parser error occurs.
12768 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12770 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12771 non-DWARF2_DEBUGGING_INFO version.
12773 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12775 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12776 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12778 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12779 (LIBGCC2_TF_CEXT): Define.
12782 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12785 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12787 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12789 * config/arm/arm.c (arm_override_options): Disable
12790 -mcaller-super-interworking and -mcallee-super-interworking.
12791 * doc/invoke.texi (ARM Options): Document this.
12793 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12795 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12796 * config/arm/constraints.md (j): New constraint for movw operands.
12797 (N): Remove thumb2 meaning.
12798 * config/arm/arm.md (*arm_movw): Delete.
12799 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12800 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12801 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12803 2009-06-22 Martin Jambor <mjambor@suse.cz>
12805 PR tree-optimization/40492
12806 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12807 build_ref_for_offset.
12809 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12811 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12812 JUMP_TABLE_DATA_P predicates where applicable.
12813 * auto-inc-dec.c: Ditto.
12814 * builtins.c: Ditto.
12815 * caller-save.c: Ditto.
12817 * cfgcleanup.c: Ditto.
12818 * cfglayout.c: Ditto.
12820 * combine.c: Ditto.
12821 * combine-stack-adj.c: Ditto.
12825 * df-scan.c: Ditto.
12827 * dwarf2asm.c: Ditto.
12828 * dwarf2out.c: Ditto.
12829 * emit-rtl.c: Ditto.
12835 * function.c: Ditto.
12838 * genpreds.c: Ditto.
12839 * genrecog.c: Ditto.
12841 * ira-costs.c: Ditto.
12842 * ira-lives.c: Ditto.
12844 * loop-iv.c: Ditto.
12845 * lower-subreg.c: Ditto.
12846 * modulo-sched.c: Ditto.
12848 * postreload.c: Ditto.
12849 * print-rtl.c: Ditto.
12851 * reginfo.c: Ditto.
12852 * regmove.c: Ditto.
12853 * reload1.c: Ditto.
12856 * rtlanal.c: Ditto.
12858 * sched-vis.c: Ditto.
12860 * sel-sched-ir.c: Ditto.
12861 * simplify-rtx.c: Ditto.
12862 * targhooks.c: Ditto.
12863 * var-tracking.c: Ditto.
12864 * vmsdbgout.c: Ditto.
12866 2009-06-22 Matthias Klose <doko@ubuntu.com>
12868 * Makefile.in (install-plugin): Always use DESTDIR.
12870 2009-06-22 Olivier Hainque <hainque@adacore.com>
12872 * config/pa/pa.c (output_call): Don't optimize post call jumps
12873 into return address adjustments if the call may throw.
12875 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12877 * arm.c (thumb1_output_casesi): New function.
12878 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12879 optimizing for size or PIC.
12880 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12881 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12882 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12883 (thumb1_casesi_internal_pic): New expand rule.
12884 (thumb1_casesi_dispatch): New pattern.
12885 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12887 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12888 in the text seciton when PIC or optimizing for size.
12889 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12890 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12891 preservation properties of code.
12892 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12893 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12894 (__gnu_thumb1_case_si): New function.
12895 * t-arm (LIB1ASMSRC): Define here.
12896 (LIB1ASMFUNCS): Add some common functions.
12897 * t-arm-elf (LIB1ASMSRC): Delete.
12898 (LIB1ASMFUNCS): Append to existing set.
12899 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12900 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12901 * t-symbian (LIB1ASMFUNCS): Likewise.
12902 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12903 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12905 2009-06-21 Richard Guenther <rguenther@suse.de>
12907 PR tree-optimization/38729
12908 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12909 to loops with a single exit if -fno-expensive-optimizations.
12911 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12913 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12914 (dataflow_set): Change vars type from htab_t to shared_hash.
12915 (shared_hash_pool, empty_shared_hash): New variables.
12916 (vars_clear): Removed.
12917 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12918 shared_hash_find_slot_unshare, shared_hash_find_slot,
12919 shared_hash_find_slot_noinsert, shared_hash_find): New
12921 (shared_hash_unshare, shared_hash_destroy): New functions.
12922 (unshare_variable): Unshare set->vars if shared, use
12924 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12925 (get_init_value, find_src_set_src, dump_dataflow_set,
12926 clobber_variable_part, emit_notes_for_differences): Use
12928 (dataflow_set_init): Remove second argument, set vars to
12929 empty_shared_hash instead of creating a new htab.
12930 (dataflow_set_clear): Call shared_hash_destroy and set vars
12931 to empty_shared_hash instead of calling vars_clear.
12932 (dataflow_set_copy): Don't call vars_copy, instead just share
12933 the src htab with dst.
12934 (variable_union): Use shared_hash_*, use initially NO_INSERT
12935 lookup if set->vars is shared. Don't keep slot cleared before
12936 calling unshare_variable. 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.
12939 (variable_canonicalize): New function.
12940 (dataflow_set_union): If dst->vars is empty, just share src->vars
12941 with dst->vars and traverse with variable_canonicalize to canonicalize
12942 and unshare what is needed.
12943 (dataflow_set_different): If old_set and new_set use the same shared
12944 htab, they aren't different. If number of htab elements is different,
12945 htabs are different. Use shared_hash_*.
12946 (dataflow_set_destroy): Call shared_hash_destroy instead of
12948 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12949 second argument to dataflow_set_init.
12950 (vt_initialize): Likewise. Initialize shared_hash_pool and
12951 empty_shared_hash, move bb in/out initialization afterwards.
12952 Use variable_htab_free instead of NULL as changed_variables del hook.
12953 (variable_was_changed): Change type of second argument to pointer to
12954 dataflow_set. When inserting var into changed_variables, bump
12955 refcount. Unshare set->vars if set is shared htab and slot needs to
12957 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12958 lookup if set->vars is shared. Unshare set->vars if needed.
12959 Even ->refcount == 1 vars must be unshared if set->vars is shared
12960 and var needs to be modified. Adjust variable_was_changed caller.
12961 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12962 vars must be unshared if set->vars is shared and var needs to be
12963 modified. Adjust variable_was_changed caller.
12964 (emit_note_insn_var_location): Don't pool_free var.
12965 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12967 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12968 free_alloc_pool on shared_hash_pool.
12970 2009-06-20 Anthony Green <green@moxielogic.com>
12972 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12973 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12975 2009-06-20 Richard Guenther <rguenther@suse.de>
12977 * tree-ssa-structalias.c (find_func_aliases): For memset use
12978 a constraint from NULL if we memset to zero.
12979 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12980 we explicitly handle that do not read from memory.
12981 (call_may_clobber_ref_p_1): Properly handle builtins that may
12984 2009-06-20 Richard Guenther <rguenther@suse.de>
12986 PR tree-optimization/40495
12987 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12988 (new_scalar_tmp_constraint_exp): New function.
12989 (process_constraint): Do not create temporary decls.
12990 (process_all_all_constraints): Likewise.
12991 (handle_const_call): Likewise.
12992 (create_function_info_for): Do not set decl.
12994 2009-06-19 Ian Lance Taylor <iant@google.com>
12996 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12997 (rs6000_attribute_table): Make static; move before use.
12999 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
13001 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
13002 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
13003 Propagate the TREE_READONLY flag without overwriting it.
13004 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
13005 Propagate the TREE_READONLY flag onto the result.
13006 (process_call_operands): Move around. Use correct constant value.
13008 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13011 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
13012 * config/arm/arm.md: Likewise.
13014 2009-06-19 Ian Lance Taylor <iant@google.com>
13016 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
13017 to GIMPLE_ERROR_MARK.
13019 * c-typeck.c (build_conditional_expr): Add op1_original_type and
13020 op2_original_type parameters. Warn about using different enum types.
13021 * c-parser.c (c_parser_conditional_expression): Pass original
13022 types to build_conditional_expr.
13023 * c-tree.h (build_conditional_expr): Update declaration.
13025 2009-06-19 Ian Lance Taylor <iant@google.com>
13027 * config/i386/i386.c (ix86_function_specific_save): Test that
13028 fields match values, rather than testing the values are in a
13031 2009-06-19 Richard Guenther <rguenther@suse.de>
13033 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
13034 ADDR_EXPR pointers.
13035 (ptr_derefs_may_alias_p): Likewise.
13036 (ptr_deref_may_alias_ref_p_1): New function.
13037 (ptr_deref_may_alias_ref_p): Likewise.
13038 (ref_maybe_used_by_call_p_1): Handle builtins that are not
13039 covered by looking at the ESCAPED solution.
13040 (call_may_clobber_ref_p_1): Likewise.
13041 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
13042 Handle NULL_TREE offset. Do not produce redundant constraints.
13043 (process_all_all_constraints): New helper function.
13044 (do_structure_copy): Use it.
13045 (handle_lhs_call): Likewise.
13046 (find_func_aliases): Handle some builtins with pointer arguments
13047 and/or return values explicitly.
13049 2009-06-19 Ian Lance Taylor <iant@google.com>
13051 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13053 2009-06-19 Ian Lance Taylor <iant@google.com>
13055 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13057 2009-06-19 Ian Lance Taylor <iant@google.com>
13059 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13060 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13063 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13064 uninitialized const.
13066 2009-06-19 Ian Lance Taylor <iant@google.com>
13068 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13071 * c-decl.c (in_struct, struct_types): Remove.
13072 (struct c_binding): Add in_struct field.
13073 (c_binding_ptr): Define type, along with VEC.
13074 (struct c_struct_parse_info): Define.
13075 (struct_parse_info): New static variable.
13076 (bind): Initialize in_struct field.
13077 (start_struct): Remove enclosing_in_struct and
13078 enclosing_struct_types parameters. Add
13079 enclosing_struct_parse_info parameter. Change all callers. Set
13080 struct_parse_info rather than in_struct and struct_types.
13081 (grokfield): If -Wc++-compat and there is a symbol binding for the
13082 field name, set the in_struct flag and push it on the
13083 struct_parse_info->fields vector.
13084 (warn_cxx_compat_finish_struct): New static function.
13085 (finish_struct): Remove enclosing_in_struct and
13086 enclosing_struct_types parameters. Add
13087 enclosing_struct_parse_info parameter. Change all callers. Don't
13088 set C_TYPE_DEFINED_IN_STRUCT here. Call
13089 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13090 parameter. Only push on struct_types if warn_cxx_compat.
13091 (finish_enum): Only push on struct_types if warn_cxx_compat.
13092 (declspecs_add_type): Add loc parameter. Change all callers.
13093 Change all error calls to error_at. Pass loc, not input_location,
13094 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13095 defined in a struct. If -Wc++-compat and parsing a struct, record
13096 that a typedef name was used.
13097 * c-parser.c (c_parser_declspecs): Get location to pass to
13098 declspecs_add_type.
13099 (c_parser_struct_or_union_specifier): Update calls to start_struct
13101 * c-tree.h (struct c_struct_parse_info): Declare.
13102 (finish_struct, start_struct): Update declarations.
13103 (declspecs_add_type): Update declaration.
13105 2009-06-19 Ian Lance Taylor <iant@google.com>
13107 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13108 variable with an anonymous type.
13110 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13112 * see.c: Remove for real.
13114 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13116 * optabs.h (enum optab_index): Add new OTI_significand.
13117 (significand_optab): Define corresponding macro.
13118 * optabs.c (init_optabs): Initialize significand_optab.
13119 * genopinit.c (optabs): Implement significand_optab using
13120 significand?f2 patterns.
13121 * builtins.c (expand_builtin_mathfn): Handle
13122 BUILT_IN_SIGNIFICAND{,F,L}.
13123 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13124 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13126 * config/i386/i386.md (significandxf2, significand<mode>2): New
13127 expanders to implement significandf, significand and significandl
13128 built-ins as inline x87 intrinsics.
13130 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13132 * config/avr/avr.c (avr_override_options): Remove setting value of
13133 PARAM_INLINE_CALL_COST.
13135 2009-06-18 Richard Henderson <rth@redhat.com>
13138 * tree-pass.h (TDF_ASMNAME): New.
13139 * tree-dump.c (dump_options): Add asmname.
13140 * doc/invoke.texi: Document it.
13142 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13143 (dump_decl_name): ...here.
13144 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13145 (dump_generic_node): Update dump_function_name calls.
13146 (print_call_name): New flags arg; update all dump calls.
13147 * diagnostic.h (print_call_name): Update.
13148 * gimple-pretty-print.c (dump_gimple_call): Update.
13150 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13153 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13155 2009-06-18 Diego Novillo <dnovillo@google.com>
13157 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13158 * plugin.c (str_license): Declare.
13159 (try_init_one_plugin): Assert that the symbol
13160 'plugin_is_GPL_compatible' exists.
13162 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13165 * Makefile.in (OBJS-common): Remove see.o.
13167 * common.opt (fsee): Mark as preserved for backward compatibility.
13168 * opts.c (common_handle_option): Add OPT_fsee to the backward
13169 compatibility section.
13170 * passes.c (init_optimization_passes, pass_see): Remove pass.
13171 * timevar.def (TV_SEE): Remove.
13172 * tree-pass.h (pass_see): Remove declaration.
13173 * doc/invoke.texi (-fsee): Remove documentation.
13175 2009-06-18 Martin Jambor <mjambor@suse.cz>
13177 * tree-sra.c: Include statistics.h
13178 (sra_stats): New variable.
13179 (sra_initialize): Clear sra_stats.
13180 (create_access_replacement): Increment sra_stats.replacements.
13181 (get_access_replacement): Do not return twice.
13182 (analyze_all_variable_accesses): Increment statistics counter by the
13183 number of scalarized aggregates.
13184 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13185 (sra_modify_expr): Increment sra_stats.exprs.
13186 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13187 (sra_modify_assign): Increment sra_stats.exprs,
13188 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13189 (perform_intra_sra): Update statistics counters.
13190 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13192 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13194 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13195 (arm_scalar_mode_supported_p): New function.
13197 2009-06-18 Paul Brook <paul@codesourcery.com>
13198 Sandra Loosemore <sandra@codesourcery.com>
13200 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13201 (__extendhfsf2, __truncsfhf2): Define.
13202 * config/arm/fp16.c: New file.
13203 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13204 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13206 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13208 * doc/extend.texi (Half-Precision): New section.
13209 * doc/invoke.texi (Option Summary): List -mfp16-format.
13210 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13211 * config/arm/arm.opt (mfp16-format=): New.
13212 * config/arm/arm.c: Include intl.h.
13213 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13214 (TARGET_INVALID_RETURN_TYPE): Redefine.
13215 (TARGET_PROMOTED_TYPE): Redefine.
13216 (TARGET_CONVERT_TO_TYPE): Redefine.
13217 (arm_fp16_format): Define.
13218 (all_fpus): Add entry for neon-fp16.
13219 (fp_model_for_fpu): Likewise.
13220 (struct fp16_format): Declare.
13221 (all_fp16_formats): Define.
13222 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13224 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13226 (arm_legitimate_index_p): Treat HFmode like HImode.
13227 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13228 (coproc_secondary_reload_class): Special-case HFmode.
13229 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13230 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13231 (arm_init_fp16_builtins): New.
13232 (arm_init_builtins): Call it.
13233 (arm_invalid_parameter_type): New.
13234 (arm_invalid_return_type): New.
13235 (arm_promoted_type): New.
13236 (arm_convert_to_type).
13237 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13239 (arm_emit_fp16_const): New function.
13240 (arm_mangle_type): Mangle __fp16 as "Dh".
13241 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13243 (TARGET_NEON_FP16): New.
13244 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13245 (enum fputype): Add FPUTYPE_NEON_FP16.
13246 (enum arm_fp16_format_type): Declare.
13247 (arm_fp16_format): Declare.
13248 (LARGEST_EXPONENT_IS_NORMAL): Define.
13249 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13250 * config/arm/arm-modes.def (HFmode): Define.
13251 * config/arm/vfp.md: (*movhf_vfp): New.
13252 (extendhfsf2): New.
13254 * config/arm/arm.md: (fpu): Add neon_fp16.
13255 (floatsihf2, floatdihf2): New.
13256 (fix_trunchfsi2, fix_trunchfdi2): New.
13258 (extendhfdf2): New.
13260 (*arm32_movhf): New.
13261 (*thumb1_movhf): New.
13262 (consttable_2): Add check for HFmode constants.
13263 (consttable_4): Handle HFmode constants.
13265 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13267 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13269 2009-06-17 Olivier Hainque <hainque@adacore.com>
13271 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13272 const char ** conversion in AIX specific section.
13274 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13276 * config/i386/i386.c (ix86_special_builtin_type): Remove
13277 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13278 (bdesc_special_args): Updated.
13279 (ix86_init_mmx_sse_builtins): Likewise.
13280 (ix86_expand_special_args_builtin): Likewise.
13282 2009-06-17 Richard Henderson <rth@redhat.com>
13284 * tree-pretty-print.c (maybe_dump_asm_name): New.
13285 (dump_decl_name): Use it.
13286 (PRINT_FUNCTION_NAME): Merge into...
13287 (dump_function_name): ... here. Use maybe_dump_asm_name.
13289 2009-06-17 Cary Coutant <ccoutant@google.com>
13291 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13293 * debug.c (struct gcc_debug_hooks): Change placeholder for
13295 (debug_nothing_int_charstar_int): Replaced by...
13296 (debug_nothing_int_charstar_int_bool): ...this.
13297 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13298 source_line prototype.
13299 (debug_nothing_int_charstar_int): Replaced by...
13300 (debug_nothing_int_charstar_int_bool): ...this.
13301 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13302 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13303 Output is_stmt operand when necessary.
13304 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13305 (notice_source_line): Add is_stmt parameter.
13306 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13307 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13309 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13310 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13312 2009-06-17 Ian Lance Taylor <iant@google.com>
13314 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13316 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13319 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13321 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13322 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13323 tree_strip_sign_nop_conversions and
13324 tree_ssa_strip_useless_type_conversions rather than stripping
13325 the operations here.
13326 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13328 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13329 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13330 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13331 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13334 2009-06-17 Michael Eager <eager@eagercon.com>
13336 * config/rs6000/constraints.md (register_constraint "d"): New.
13337 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13338 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13339 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13340 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13341 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13342 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13343 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13344 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13345 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13346 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13348 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13349 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13350 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13351 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13352 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13353 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13354 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13355 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13356 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13357 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13358 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13359 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13360 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13361 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13363 2009-06-16 Ian Lance Taylor <iant@google.com>
13365 * profile.c (total_num_never_executed): Don't define.
13366 (compute_branch_probabilities): Don't count or print
13367 num_never_executed.
13368 (init_branch_prob): Don't set total_num_never_executed.
13369 (end_branch_prob): Don't print total_num_never_executed.
13371 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13373 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13375 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13377 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13378 (nabstd2_fpr): Same.
13380 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13382 * expr.c (expand_assignment): Change complex type check.
13384 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13386 * doc/plugins.texi (Building GCC plugins): Added new section.
13388 2009-06-17 Ian Lance Taylor <iant@google.com>
13390 * c-pch.c (get_ident): Don't set size of templ array.
13391 (pch_init): Don't set size of partial_pch array.
13393 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13394 string constant to intialize an array whose size is the length of
13397 2009-06-17 Richard Guenther <rguenther@suse.de>
13399 PR tree-optimization/40389
13400 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13401 to addressable types.
13402 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13404 2009-06-17 Richard Guenther <rguenther@suse.de>
13406 PR middle-end/40460
13407 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13408 if there is no evolution of left in the loop bail out.
13409 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13410 chrec_fold_multiply.
13412 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13413 Janis Johnson <janis187@us.ibm.com>
13416 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13417 for the symbol ref of a constant that is the source of a move
13418 - nor for any other not-obvious-label-ref constants.
13420 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13422 * plugin.c (position_pass): Skip newly inserted pass during list
13423 traversal to avoid repeated insertion.
13425 2009-06-16 Ian Lance Taylor <iant@google.com>
13427 * vec.h (VEC_stack_alloc): Define different version if
13428 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13429 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13430 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13431 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13433 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13435 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13437 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13438 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13439 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13440 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13441 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13442 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13443 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13444 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13445 __builtin_ia32_rdtscp.
13446 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13447 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13448 and __builtin_ia32_rorhi.
13449 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13450 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13451 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13452 (ix86_expand_args_builtin): Likewise.
13453 (ix86_expand_special_args_builtin): Likewise.
13455 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13456 (UNSPECV_RDTSC): Likewise.
13457 (UNSPECV_RDPMC): Likewise.
13458 (*bsr): Renamed to ...
13460 (*bsr_rex64): Renamed to ...
13463 (*rdpmc): Likewise.
13464 (*rdpmc_rex64): Likewise.
13466 (*rdtsc): Likewise.
13467 (*rdtsc_rex64): Likewise.
13468 (rdtscp): Likewise.
13469 (*rdtscp): Likewise.
13470 (*rdtscp_rex64): Likewise.
13472 * config/i386/ia32intrin.h: New.
13474 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13476 2009-06-16 Ian Lance Taylor <iant@google.com>
13478 * ira-build.c (copy_info_to_removed_store_destinations):
13479 Initialize parent_a.
13481 2009-06-16 Ian Lance Taylor <iant@google.com>
13483 * c-decl.c (grokdeclarator): Change size_varies to bool.
13485 2009-06-16 Ian Lance Taylor <iant@google.com>
13487 * sel-sched.c: Make forward declarations of move_op_hooks and
13488 fur_hooks explicitly extern.
13490 2009-06-16 Ian Lance Taylor <iant@google.com>
13492 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13493 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13495 2009-06-16 Ian Lance Taylor <iant@google.com>
13497 * resource.c (mark_referenced_resources): Change
13498 include_delayed_effects parameter to bool. Change all callers.
13499 (mark_end_of_function_resources): Likewise.
13500 * reorg.c (insn_references_resource_p): Likewise.
13501 (insn_sets_resource_p): Likewise.
13502 * resource.h (mark_referenced_resources): Update declaration.
13503 (mark_end_of_function_resources): Update declaration.
13505 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13507 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13509 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13511 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13512 GCC can bootstrap on AIX with GNU Binutils 2.20.
13514 2009-06-16 Ian Lance Taylor <iant@google.com>
13516 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13518 2009-06-16 Ian Lance Taylor <iant@google.com>
13520 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13521 inline, not extern inline.
13522 (exact_log2): Likewise.
13523 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13525 (exact_log2): Likewise, but don't test CTZ_HWI.
13527 2009-06-16 Ian Lance Taylor <iant@google.com>
13529 * bitmap.c (bitmap_clear): Don't declare as inline.
13530 * gimple.c (gimplify_assign): Likewise.
13531 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13532 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13533 (sched_scan_info): Remove duplicate definition.
13535 2009-06-16 Ian Lance Taylor <iant@google.com>
13537 * c-common.c (skip_evaluation): Don't define.
13538 (c_inhibit_evaluation_warnings): Define global variable.
13539 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13540 than skip_evaluation.
13541 (convert_and_check, warn_for_div_by_zero): Likewise.
13542 * c-common.h (skip_evaluation): Don't declare.
13543 (c_inhibit_evaluation_warnings): Declare.
13544 * c-parser.c (c_parser_typeof_specifier): Set
13545 c_inhibit_evaluation_warnings rather than skip_evaluation.
13546 (c_parser_conditional_expression): Likewise.
13547 (c_parser_binary_expression): Likewise.
13548 (c_parser_sizeof_expression): Likewise.
13549 (c_parser_alignof_expression): Likewise.
13550 * c-typeck.c (build_indirect_ref): Check
13551 c_inhibit_evaluation_warnings rather than skip_evaluation.
13552 (build_conditional_expr, build_binary_op): Likewise.
13554 2009-06-16 Richard Guenther <rguenther@suse.de>
13556 * tree-ssa-alias.c (is_escape_site): Remove.
13557 * tree-ssa-alias.h (enum escape_type): Remove.
13558 (is_escape_site): Likewise.
13559 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13560 via casts and asms without deferring to is_escape_site.
13562 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13564 PR middle-end/40446
13565 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13566 use gen_lowpart if op0 has complex mode.
13568 2009-06-16 Richard Guenther <rguenther@suse.de>
13570 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13571 variables add them to ESCAPED.
13572 (find_func_aliases): Do not make all indirectly stored values escaped.
13574 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13576 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13577 make_decl_one_only.
13579 2009-06-16 Martin Jambor <mjambor@suse.cz>
13581 PR tree-optimization/40432
13582 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13583 check whether we need to force gimple register operand.
13585 2009-06-16 Martin Jambor <mjambor@suse.cz>
13587 PR tree-optimization/40413
13588 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13589 build_ref_for_offset.
13590 (propagate_subacesses_accross_link): Fix a typo in a comment.
13592 2009-06-16 Ira Rosen <irar@il.ibm.com>
13594 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13595 with additional parameter.
13596 * tree-vectorizer.h (enum vect_def_type): Add new value
13598 (enum vect_relevant): Add comments.
13599 (vect_is_simple_reduction): Add new argument.
13600 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13601 Detect nested cycles.
13602 (vect_is_simple_reduction): Update documentation, add an argument to
13603 distinguish inner-loop reduction from nested cycle, detect nested
13604 cycles, fix printings and indentation, don't swap operands in case
13606 (get_initial_def_for_reduction): Handle subtraction.
13607 (vect_create_epilog_for_reduction): Add new argument to specify
13608 reduction variable.
13609 (vect_finalize_reduction): Handle subtraction, fix comments.
13610 (vectorizable_reduction): Handle nested cycles. In case of nested
13611 cycle keep track of the reduction variable position. Call
13612 vect_is_simple_reduction with additional parameter. Use original
13613 statement code in reduction epilogue for nested cycle. Call
13614 vect_create_epilog_for_reduction with additional parameter.
13615 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13616 inner-loop vectorization.
13617 (vect_recog_widen_sum_pattern): Likewise.
13618 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13620 (vect_mark_stmts_to_be_vectorized): Likewise.
13621 (vect_get_vec_def_for_operand): Handle nested cycles.
13623 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13625 * doc/invoke.texi (Debugging Options): Fix option index entries
13626 for -fdump-statistics, -frandom-seed add entries for
13627 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13628 (FRV Options): Fix entries for -mTLS, -mtls.
13629 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13630 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13631 (M68hc1x Options): Fix @itemx for -mnominmax.
13632 (MCore Options): Fix entry for -mno-lsim.
13633 (MMIX Options): Fix entry for -mabi=mmixware.
13634 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13636 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13638 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13639 Mention the plugin mode of gengtype.
13640 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13641 * gengtype.c: Updated copyright.
13642 (plugin_files, nb_plugin_files) Added new static variables.
13643 (measure_input_list) Care about plugin_files.
13644 (write_rtx_next): Added early return in plugin mode.
13645 (create_file): Updated copyright year in generated file. Added
13647 (oprintf): Added early return if NULL outf.
13648 (get_output_file_with_visibility): Care of plugin_files.
13649 (get_output_file_name): May return null.
13650 (write_local): Added early return.
13651 (put_mangled_filename): Ditto.
13652 (finish_root_table): Added check for base_files.
13653 (write_roots): Care about null when plugins.
13654 (main): Added plugin mode.
13656 2009-06-15 Ian Lance Taylor <iant@google.com>
13658 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13659 * gcov.c (read_count_file): Add braces around variables declared
13662 * c.opt (Wjump-misses-init): New warning.
13663 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13664 -Wall and -Wc++-compat if not already set.
13665 (c_common_post_options): Clear warn_jump_misses_init if it was not
13667 * c-decl.c (struct c_binding): Change type field to a union with
13668 new label field. Make it the first field in the struct. Update
13669 references to type to use u.type instead.
13670 (struct c_spot_bindings): Define.
13671 (struct c_goto_bindings): Define.
13672 (c_goto_bindings_p): Define, along with VECs.
13673 (struct c_label_vars): Define.
13674 (struct c_scope): Add has_label_bindings field.
13675 (bind_label, set_spot_bindings): New static functions.
13676 (decl_jump_unsafe, update_spot_bindings): New static functions.
13677 (update_label_decls): New static function.
13678 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13679 Update binding u.label field to shadowed field.
13680 (c_binding_start_stmt_expr): New function.
13681 (c_binding_end_stmt_expr): New function.
13682 (pushdecl): Don't call c_begin_vm_scope.
13683 (make_label): Add defining and p_label_vars parameters. Change
13685 (lookup_label): Correct test for whether a label has not yet been
13686 defined. Call bind_label rather than bind.
13687 (warn_about_goto): New static function.
13688 (lookup_label_for_goto): New function.
13689 (declare_label): Call bind_label rather than bind.
13690 (check_earlier_gotos): New static function.
13691 (define_label): Don't give errors about jumping into statement
13692 expressions or scopes of variably modified types. Call
13693 set_spot_bindings and check_earlier_gotos. Call bind_label
13694 instead of bind. Don't set label_context_stack_se or
13695 label_context_stack_vm.
13696 (c_get_switch_bindings): New function.
13697 (c_release_switch_bindings): New function.
13698 (c_check_switch_jump_warnings): New function.
13699 (start_function): Don't set label_context_stack_se or
13700 label_context_stack_vm.
13701 (finish_function): Likewise.
13702 * c-typeck.c (label_context_stack_se): Don't define.
13703 (label_context_stack_vm): Don't define.
13704 (c_finish_goto_label): Call lookup_label_for_goto rather than
13705 lookup_label. Don't give errors about jumping into a statement
13706 expression or the scope of a variably modified type. Don't set
13707 label_context_stack_se or label_context_stack_vm.
13708 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13709 fields. Add bindings field.
13710 (c_start_case): Don't set deleted fields. Set bindings field.
13711 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13712 or blocked_vm. Call c_check_switch_jump_warnings.
13713 (c_finish_case): Don't test blocked_stmt_expr field. Call
13714 c_release_switch_bindings.
13715 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13716 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13717 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13718 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13719 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13720 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13721 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13722 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13723 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13724 (C_DECL_UNJUMPABLE_VM): Don't define.
13725 (C_DECL_UNDEFINABLE_VM): Don't define.
13726 (struct c_label_list): Don't define.
13727 (struct c_label_context_se): Don't define.
13728 (struct c_label_context_vm): Don't define.
13729 (struct c_spot_bindings): Declare.
13730 (c_bindings_start_stmt_expr): Declare.
13731 (c_bindings_end_stmt_expr): Declare.
13732 (lookup_label_for_goto): Declare.
13733 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13734 (c_check_switch_jump_warnings): Declare.
13735 (label_context_stack_se, label_context_stack_vm): Don't declare.
13736 (c_finish_goto_label): Update declaration.
13737 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13738 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13739 (Warning Options): Document -Wjump-misses-init.
13741 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13743 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13746 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13748 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13750 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13752 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13754 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13756 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13758 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13760 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13761 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13762 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13763 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13764 * dwarf2asm.c (dw2_force_const_mem): Update call to
13765 make_decl_one_only.
13766 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13767 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13768 * langhooks.c (lhd_comdat_group): Remove.
13769 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13770 * tree.h (DECL_COMDAT_GROUP): New.
13771 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13772 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13773 (make_decl_one_only): Change signature.
13774 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13775 make_decl_one_only.
13776 (make_decl_one_only): Change signature.
13777 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13779 2009-06-15 Richard Guenther <rguenther@suse.de>
13781 PR middle-end/40439
13782 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13784 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13786 * tree-ssa-math-opts.c: Remove extra divide.
13788 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13790 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13792 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13794 * passes.c: Add bswap pass.
13795 * tree-pass.h: Add pass_optimize_bswap declaration.
13796 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13797 Include rtl.h, expr.h and optabs.h for optab_handler check.
13798 (struct symbolic_number, pass_optimize_bswap): New definition.
13799 (do_shift_rotate, verify_symbolic_number_p): New functions.
13800 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13801 (gate_optimize_bswap): New function.
13802 * tree.c (widest_int_cst_value): New function.
13803 * tree.h (widest_int_cst_value): Prototype added.
13805 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13807 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13808 REG_EQUAL/REG_EQUIV notes.
13810 2009-06-14 Richard Guenther <rguenther@suse.de>
13812 PR middle-end/40389
13813 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13814 has its address taken if NRV was applied and it is addressable.
13815 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13816 function split out from ...
13817 (get_constraint_for_1): ... here.
13818 (handle_rhs_call): Use it to mark the return slot escaped if
13819 it is addressable and NRV was applied.
13821 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13823 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13824 Change first argument type to location_t.
13825 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13826 Do not set input_location.
13827 Use loc instead of input_location throughout.
13829 2009-06-13 Richard Guenther <rguenther@suse.de>
13831 PR tree-optimization/40421
13832 * tree-predcom.c (should_unroll_loop_p): Remove.
13833 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13835 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13837 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13838 Add location argument.
13840 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13842 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13844 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13845 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13846 * config/spu/spu-protos.h: Add location to
13847 spu_resolve_overloaded_builtin.
13848 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13849 spu_build_builtin_va_list.
13850 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13851 argument. Pass location to build_function_call_vec.
13852 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13854 (emit_fpu_switch): Same.
13855 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13856 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13857 to build_decl and create_artificial_label.
13858 (xtensa_gimplify_va_arg_expr): Same.
13859 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13860 (xstormy16_gimplify_va_arg_expr): Same.
13861 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13862 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13863 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13864 (mips16_build_function_stub): Same.
13865 (mips16_build_call_stub): Same.
13867 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13870 * arm/constraints.md (Pa, Pb): New constraints.
13871 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13872 split pattern to deal with them.
13874 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13876 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13877 fix index entry for -Xpreprocessor.
13879 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13881 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13882 Add location argument to build_decl call.
13883 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13884 (rs6000_init_builtins): Same.
13885 (spe_init_builtins): Same.
13886 (rs6000_gimplify_va_arg): Add location argument to
13887 create_artificial_label call.
13889 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13891 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13892 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13893 * Makefile.in: Fix GGC dependency for gcse.o.
13895 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13897 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13898 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13899 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13901 * c-parser.c (c_parser_binary_expression): Use current column while
13902 building binary operations.
13903 * common.opt (fshow-column): Enable by default.
13904 * tree-vrp.c (check_array_ref): Use warning_at.
13905 (check_array_bounds): Use location from call back if expr has no
13907 * tree.h: Add location argument to maybe_fold_*.
13908 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13909 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13910 (maybe_fold_offset_to_component_ref): Same.
13911 (maybe_fold_offset_to_reference): Same.
13912 (maybe_fold_offset_to_address): Same.
13913 (maybe_fold_stmt_indirect): Same.
13914 (maybe_fold_stmt_addition): Same.
13915 (fold_stmt_r): Pass location to maybe_fold_*.
13916 (fold_gimple_assign): Same.
13917 * c-tree.h: Add location argument to finish_decl,
13918 default_function_array_conversion, store_init_value.
13919 * c-decl.c (define_label): Use error_at.
13920 (c_make_fname_decl): Pass location to finish_decl.
13921 (finish_decl): New location argument.
13922 (build_compound_literal): Pass location to store_init_value.
13923 (grokdeclarator): Pass location to finish_decl.
13925 * c-typeck.c (array_to_pointer_conversion): New location argument.
13926 (function_to_pointer_conversion): Same.
13927 (default_function_array_conversion): Same.
13928 (parser_build_unary_op): Pass location to overflow_warning.
13929 (parser_build_binary_op): Same. Use warning_at.
13930 (build_unary_op): Pass location to array_to_pointer_conversion.
13931 (build_c_cast): Pass location to digest_init.
13932 (build_modify_expr): New location argument.
13933 (convert_for_assignment): Same.
13934 (store_init_value): Same.
13935 (digest_init): Same.
13936 (output_init_element): Pass location to digest_init and
13937 array_to_pointer_conversion.
13938 (c_finish_return): Pass location to convert_for_assignment.
13939 * gimplify.c (gimplify_conversion): Pass location to
13940 maybe_fold_offset_to_address.
13941 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13942 to maybe_fold_stmt_addition.
13943 * c-omp.c (c_finish_omp_atomic): Pass new location to
13945 (c_finish_omp_for): Same.
13946 * c-common.c (overflow_warning): New argument.
13947 * c-common.h: New argument to build_modify_expr, overflow_warning.
13948 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13950 (c_parser_initializer): Pass location to
13951 default_function_array_conversion.
13952 (c_parser_initelt): Same.
13953 (c_parser_initval): Same.
13954 (c_parser_asm_operands): Same.
13955 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13956 (c_parser_conditional_expression): Same.
13957 (c_parser_binary_expression): Add location info to stack. Use it.
13958 (c_parser_unary_expression): Pass location to
13959 default_function_array_conversion, parser_build_unary_op,
13960 build_indirect_ref, c_parser_postfix_expression_after_primary.
13961 (c_parser_postfix_expression_after_primary): New location argument.
13963 (c_parser_expression_conv): Pass location to
13964 default_function_array_conversion.
13965 (c_parser_expr_list): Same.
13966 (c_parser_omp_atomic): Same.
13967 (c_parser_omp_for_loop): Same.
13968 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13969 (build_array_declarator): New argument.
13970 * c-decl.c (build_array_declarator): Add location argument.
13971 (grokdeclarator): Set id_loc for cdk_array.
13972 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13973 build_array_declarator.
13974 * tree.c (build_omp_clause): Add location argument.
13975 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13976 (OMP_CLAUSE_LOCATION): New macro.
13977 (struct tree_omp_clause): Add location field.
13978 (build_omp_clause): Add argument.
13979 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13980 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13982 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13983 (cp_parser_omp_clause_collapse): Same.
13984 (cp_parser_omp_clause_default): Same.
13985 (cp_parser_omp_clause_if): Same.
13986 (cp_parser_omp_clause_nowait): Same.
13987 (cp_parser_omp_clause_num_threads): Same.
13988 (cp_parser_omp_clause_ordered): Same.
13989 (cp_parser_omp_clause_schedule): Same.
13990 (cp_parser_omp_clause_untied): Same.
13991 (cp_parser_omp_for_loop): Same.
13992 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13993 * c-tree.h (c_start_case): Add location argument.
13994 (c_process_expr_stmt): Same.
13995 (c_finish_goto_*): Same.
13996 * tree-parloops.c (initialize_reductions): Pass location to
13998 (create_parallel_loop): Same.
13999 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
14000 (gfc_trans_omp_reduction_list): Same.
14001 (gfc_trans_omp_clauses): Same.
14002 (gfc_trans_omp_do): Same.
14003 * c-typeck.c (c_finish_goto_label): Same.
14004 (c_finish_goto_ptr): New location argument.
14005 (c_start_case): Same.
14006 (emit_side_effect_warnings): Same.
14007 (c_process_expr_stmt): Same.
14008 (c_finish_stmt_expr): Same.
14009 (c_finish_omp_clauses): Use error_at instead of error.
14010 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
14012 * c-omp.c (c_split_parallel_clauses): New location argument.
14013 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
14014 to build_omp_clause.
14015 (convert_local_reference_stmt): Same.
14016 (convert_gimple_call): Same.
14017 * c-common.h (c_split_parallel_clauses): New argument.
14018 * c-parser.c (c_parser_statement_after_labels): Pass location to
14019 c_finish_goto_label.
14020 (c_parser_switch_statement): Pass location to c_start_case.
14021 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
14022 and c_process_expr_stmt.
14023 (c_parser_omp_variable_list): Add location argument.
14024 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
14025 (c_parser_omp_clause_default): Same.
14026 (c_parser_omp_clause_if): Same.
14027 (c_parser_omp_clause_num_threads): Same.
14028 (-c_parser_omp_clause_ordered): Same.
14029 (c_parser_omp_clause_reduction): Pass location to
14030 c_parser_omp_variable_list.
14031 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
14032 (c_parser_omp_clause_untied): Same.
14033 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
14034 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
14036 * c-tree.h (check_for_loop_decls, undeclared_variable,
14037 build_component_ref, build_array_ref, build_external_ref,
14038 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
14039 build_conditional_expr, build_compound_expr, c_cast_expr,
14040 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
14041 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
14043 * c-semantics.c (build_stmt): Same.
14044 (build_case_label): Same.
14045 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
14046 (undeclared_variable): New argument.
14047 (make_label): Same.
14048 (lookup_label): Pass location on down.
14049 (define_label): Same.
14050 (finish_decl): Same.
14051 (build_compound_literal): Same.
14052 (finish_struct): Same.
14053 (finish_function): Do not set location here.
14054 (check_for_loop_decls): New argument.
14055 * tree.c (save_expr): Set location.
14056 (build_empty_stmt): New argument.
14057 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14058 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14059 * builtins.c (gimplify_va_arg_expr): Use locations.
14060 (expand_builtin_sync_operation): Same.
14061 * c-typeck.c (build_component_ref): New argument.
14062 (build_array_ref): Same.
14063 (build_external_ref): Same.
14064 (c_expr_sizeof_expr): Same.
14065 (c_expr_sizeof_type): Same.
14066 (parser_build_unary_op): Same.
14067 (build_conditional_expr): Same.
14068 (build_compound_expr): Pass location on down.
14069 (build_compound_expr): New argument.
14070 (build_c_cast): Same.
14071 (c_cast_expr): Same.
14072 (build_asm_expr): Same.
14073 (c_finish_return): Same.
14074 (c_process_expr_stmt): Pass location on down.
14075 (c_finish_stmt_expr): New argument.
14076 (push_clenaup): Same.
14077 (c_finish_omp_parallel): Same.
14078 (c_finish_omp_task): Same.
14079 * gimplify.c (gimplify_call_expr): Pass location on down.
14080 * c-omp.c (c_finish_omp_master): New argument.
14081 (c_finish_omp_critical): Same.
14082 (c_finish_omp_ordered): Same.
14083 (c_finish_omp_barrier): Same.
14084 (-c_finish_omp_taskwait): Same.
14085 (c_finish_omp_atomic): Same.
14086 (c_finish_omp_flush): Same.
14087 * tree-inline.c (copy_tree_body_r): Pass location on down.
14088 (inline_forbidden_p): Remove use of input_location.
14089 * c-gimplify.c (c_build_bind_expr): New argument.
14090 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14091 (c_sizeof_or_alignof_type): New argument.
14092 (c_alignof_expr): Same.
14093 (build_va_arg): Same.
14094 (c_add_case_label): Same.
14095 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14096 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14097 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14098 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14099 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14100 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14102 * stub-objc.c (objc_build_selector_expr): Same.
14103 (objc_build_throw_stmt): Same.
14104 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14105 (c_parser_initelt): Same.
14106 (c_parser_compound_statement): Same.
14107 (c_parser_compound_statement_nostart): Same.
14108 (c_parser_label): Same.
14109 (c_parser_statement_after_labels): Same.
14110 (c_parser_if_body): Same.
14111 (c_parser_else_body): Same.
14112 (c_parser_if_statement): Same.
14113 (c_parser_switch_statement): Same.
14114 (c_parser_while_statement): Same.
14115 (c_parser_do_statement): Same.
14116 (c_parser_for_statement): Same.
14117 (c_parser_asm_statement): Same.
14118 (c_parser_conditional_expression): Same.
14119 (c_parser_binary_expression): Same.
14120 (c_parser_cast_expression): Same.
14121 (c_parser_unary_expression): Same.
14122 (c_parser_sizeof_expression): Same.
14123 (c_parser_alignof_expression): Same.
14124 (c_parser_postfix_expression): Same.
14125 (c_parser_expression): Same.
14126 (c_parser_objc_receiver): Same.
14127 (c_parser_omp_variable_list): Same.
14128 (c_parser_omp_structured_block): Same.
14129 (c_parser_omp_atomic): New argument.
14130 (c_parser_omp_barrier): Same.
14131 (c_parser_omp_critical): Same.
14132 (c_parser_omp_flush): Pass location on down.
14133 (c_parser_omp_for_loop): New argument.
14134 (c_parser_omp_for): Same.
14135 (c_parser_omp_master): Same.
14136 (c_parser_omp_ordered): Same.
14137 (c_parser_omp_sections_scope): Same.
14138 (c_parser_omp_sections): Same.
14139 (c_parser_omp_parallel): Same.
14140 (c_parser_omp_single): Same.
14141 (c_parser_omp_task): Same.
14142 (c_parser_omp_taskwait): Pass location on down.
14143 (c_parser_omp_construct): Same.
14144 (c_parser_omp_threadprivate): Same.
14145 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14146 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14147 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14148 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14149 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14150 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14151 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14152 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14153 config/i386/i386.c, stmt.c:
14154 Add location argument to the following function definitions and/or
14155 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14156 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14157 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14158 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14159 do_case, c_finish_bc_stmt, build_compound_literal,
14160 build_function_call.
14161 * c-decl.c (build_compound_literal): Add location argument.
14162 Make all diagnostic calls use location.
14163 (start_struct): Same.
14164 (finish_struct): Same.
14165 (start_enum): Same.
14166 (build_enumerator): Same.
14167 (start_function): Same.
14168 (grokdeclarator): Make all diagnostic calls use location.
14169 (store_parm_decls_oldstyle): Same.
14170 * c-typeck.c (build_function_call): Add location argument.
14171 Make all diagnostic calls use location.
14173 (c_finish_bc_stmt): Same.
14174 * tree-nested.c (get_trampoline_type): Add argument.
14175 Pass location to build_decl.
14176 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14177 * rtl.h (RTL_LOCATION): New.
14178 * c-common.c (c_add_case_label): Add location argument.
14179 Make all diagnostic calls use location.
14180 * c-common.h: Add location argument to make_fname_decl, do_case,
14181 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14182 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14183 Set it appropriately for every case. Pass enum_loc to start_enum
14184 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14186 (c_parser_struct_or_union_specifier): Save location. Use it for
14187 start_struct, finish_struct, and parser_xref_tag.
14189 2009-06-12 Ian Lance Taylor <iant@google.com>
14191 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14193 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14194 cpp_opts->warn_cxx_operator_names.
14196 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14199 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14200 is returns NULL and OP is a VCE, look through the VCE.
14202 2009-06-12 Ian Lance Taylor <iant@google.com>
14205 * collect2.c (main): Use CONST_CAST2 in code inside #if
14206 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14208 2009-06-12 Joey Ye <joey.ye@intel.com>
14210 PR middle-end/39146
14211 * cfgexpand.c (get_decl_align_unit): Update
14212 max_used_stack_slot_alignment with align instead of
14213 stack_alignment_needed.
14215 * function.c (assign_stack_local_1): Update
14216 max_used_stack_slot_alignment with alignment_in_bits instead
14217 of stack_alignment_needed.
14218 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14221 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14223 * dwarf2out.c (last_var_location_insn): New variable.
14224 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14225 (dwarf2out_var_location): Don't record anything after last real
14226 insn. Only change labels if there were any real instructions
14227 in between last note and this one, or if changed sections.
14229 2009-06-11 Richard Henderson <rth@redhat.com>
14231 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14232 note when storing the frame pointer in a register.
14233 (FRP): Don't redefine to nothing for epilogue.
14234 (alpha_expand_epilogue): Mark register and sp restores.
14235 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14237 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14238 when gen_lowpart is needed.
14240 2009-06-11 Richard Henderson <rth@redhat.com>
14242 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14244 * dwarf2out.c (need_data_align_sf_opcode): New.
14245 (div_data_align): Move earlier.
14246 (def_cfa_1, reg_save): Use it.
14248 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14250 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14251 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14252 (ix86_handle_option): Handle OPT_mcrc32.
14253 (ix86_target_string): Add -mcrc32.
14254 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14256 * config/i386/i386.h (TARGET_CRC32): New.
14258 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14259 (sse4_2_crc32di): Likewise.
14261 * config/i386/i386.opt (mcrc32): New.
14263 * doc/invoke.texi: Document -mcrc32.
14265 2009-06-11 Richard Henderson <rth@redhat.com>
14267 * common.opt (gdwarf-): Accept a version number.
14268 * doc/invoke.texi (gdwarf-): Update docs.
14269 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14270 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14271 version level, and record it.
14273 * dwarf2.h (DW_CIE_VERSION): Remove.
14274 * dwarf2out.c (DWARF_VERSION): Remove.
14275 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14276 (output_call_frame_info): Use CIE version 3 for dwarf3,
14277 or if the return register column is out of range for version 1.
14278 (dwarf_stack_op_name): Add all dwarf3 values.
14279 (DEBUG_PUBTYPES_SECTION): New.
14280 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14281 encoding change for dwarf3.
14282 (output_die) [dw_val_class_die_ref]: Likewise.
14283 (output_compilation_unit_header): Emit correct version for dwarf3.
14284 (output_line_info): Likewise.
14285 (output_pubnames): Update for DWARF_VERSION removal.
14286 (output_aranges): Likewise.
14287 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14288 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14289 (dwarf2out_finish): Likewise.
14291 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14293 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14296 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14299 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14300 * builtins.c (expand_builtin_unreachable): New function.
14301 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14302 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14303 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14305 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14306 searching for missing barriers.
14308 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14310 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14311 when -fprofile-generate* was passed.
14312 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14314 2009-06-11 Anthony Green <green@moxielogic.com>
14316 * config/moxie/moxie.md: Define length attribute for all instructions.
14318 (*b<cond:code>): Support limited branch ranges for new PC-relative
14319 branch instructions.
14320 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14322 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14324 * config/i386/i386.c (min_insn_size): Use get_attr_length
14325 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14326 For __asm return 0.
14328 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14329 instead of emit_insn_before.
14331 2009-06-10 Ian Lance Taylor <iant@google.com>
14334 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14337 2009-06-10 Revital Eres <eres@il.ibm.com>
14339 * passes.c (init_optimization_passes): Reschedule
14340 predictive-commoning pass before complete unroll pass.
14342 2009-06-10 Martin Jambor <mjambor@suse.cz>
14344 * cgraph.c (cgraph_node_can_be_local_p): New function.
14345 (cgraph_make_node_local): New function.
14346 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14347 (cgraph_make_node_local): Declare.
14349 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14351 * tree.h (tree_base): Add packed_flag and user_align fields.
14352 Decrease size of spare field.
14353 (TYPE_USER_ALIGN): Use user_align from tree_base.
14354 (DECL_USER_ALIGN): Likewise.
14355 (TYPE_PACKED): Use packed_flag from tree_base.
14356 (DECL_PACKED): Likewise.
14357 (tree_type): Delete packed_flag and user_align fields. Widen
14358 precision field. Widen mode field and shuffle fields to align
14359 mode on an 8-bit boundary.
14360 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14361 Renumber decl_flag_* fields. Fix comments. Widen
14362 decl_common_unused field.
14363 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14364 (DECL_EXTERNAL): Likewise.
14365 (DECL_BIT_FIELD): Likewise.
14366 (DECL_NONADDRESSABLE_P): Likewise.
14367 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14368 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14370 2009-06-10 Ian Lance Taylor <iant@google.com>
14372 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14373 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14374 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14375 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14376 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14377 DEF_VEC_ALLOC_FUNC_P.
14378 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14379 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14380 DEF_VEC_ALLOC_FUNC_O.
14381 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14382 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14383 DEF_VEC_ALLOC_FUNC_I.
14384 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14385 (vec_stack_p_reserve_exact_1): Declare.
14386 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14387 (vec_stack_free): Declare.
14388 (VEC_stack_alloc): Define.
14389 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14390 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14391 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14392 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14394 (stack_vecs): New static variable.
14395 (vec_stack_p_reserve_exact_1): New function.
14396 (vec_stack_o_reserve_1): New static function.
14397 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14398 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14399 (vec_stack_free): New function.
14400 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14401 (VEC_df_ref_stack_alloc): Define.
14402 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14403 DEF_VEC_ALLOC_P_STACK.
14404 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14405 (struct df_collection_rec): Change _vec fields to VEC. Remove
14407 (df_free_collection_rec): Adjust for new fields.
14408 (df_insn_rescan): Use new df_collection_rec fields.
14409 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14410 (df_ref_create_structure, df_ref_record): Likewise.
14411 (df_get_conditional_uses, df_get_call_refs): Likewise.
14412 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14413 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14414 (df_record_exit_block_uses, df_bb_verify): Likewise.
14415 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14416 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14417 Remove count parameter. Change return type to void. Change all
14419 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14420 Remove count parameter. Change return type to void. Change all
14422 (df_install_refs): Change old_vec parameter to VEC. Remove count
14423 parameter. Change all callers.
14424 (df_install_mws): Change old_vec parameter to VEC. Remove count
14425 parameter. Change all callers.
14426 (df_refs_verify): Change new_rec parameter to VEC. Change call
14428 (df_mws_verify): Likewise.
14430 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14432 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14434 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14436 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14438 2009-06-10 Anthony Green <green@moxielogic.com>
14440 * config/moxie/crti.asm: New file.
14441 * config/moxie/crtn.asm: New file.
14442 * config/moxie/moxie.c: New file.
14443 * config/moxie/moxie.h: New file.
14444 * config/moxie/sfp-machine.h: New file.
14445 * config/moxie/moxie-protos.h: New file.
14446 * config/moxie/t-moxie: Created.
14447 * config/moxie/t-moxie-softfp: Created.
14448 * config/moxie/moxie.md: Created.
14449 * config/moxie/constraints.md: Created.
14450 * config.gcc: Add moxie support.
14451 * doc/md.texi (Machine Constraints): Add moxie constraints.
14452 * doc/contrib.texi (Contributors): Mention moxie port.
14453 * doc/install.texi (Specific): Mention the moxie port.
14455 2009-06-09 Ian Lance Taylor <iant@google.com>
14457 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14458 compiling with C++.
14459 * optabs.c (optab_table): Only use designated initializers if
14460 HAVE_DESIGNATED_INITIALIZERS is defined.
14461 (convert_optab_table): Likewise.
14462 (init_optabs): Always call init_insn_codes if
14463 HAVE_DESIGNATED_INITIALIZERS is not defined.
14465 2009-06-09 Ian Lance Taylor <iant@google.com>
14467 * targhooks.c (default_builtin_vectorized_function): Change fn
14468 parameter to unsigned int.
14469 (default_builtin_vectorized_conversion): Change code parameter to
14471 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14472 * targhooks.h: Update declarations.
14473 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14474 parameter to unsigned int.
14476 * c-typeck.c (comptypes_check_enum_int): New static function.
14477 (comptypes_internal): Add enum_and_int_p parameter. Change all
14479 (comp_target_types): Add location parameter. Change all callers.
14480 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14481 Change all callers.
14482 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14483 (build_conditional_expr): Add colon_loc parameter. Change all
14485 (convert_for_assignment): Add location parameter. Change all callers.
14486 * c-parser.c (c_parser_conditional_expression): Pass location of
14487 colon to build_conditional_expr.
14488 * c-tree.h (build_conditional_expr): Update declaration.
14490 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14492 * graphite.c: Revert previous patch.
14494 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14497 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14499 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14501 * tree-ssa-loop-prefetch.c
14502 (loop_prefetch_arrays): Fixed a portability problem in printf format
14505 2009-06-09 Martin Jambor <mjambor@suse.cz>
14507 PR tree-optimization/40351
14508 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14509 refrence to a potential artifical subaccess can be constructed.
14511 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14513 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14514 (sh_override_options): Likewise.
14515 * config/sh/sh.c: Include params.h.
14516 (sh_optimization_options): New.
14517 (sh_override_options): Likewise.
14518 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14519 (OVERRIDE_OPTIONS): Use sh_override_options.
14521 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14523 * dwarf2out.c (emit_cfa_remember): New variable.
14524 (add_fde_cfi): If emit_cfa_remember, recurse to add
14525 DW_CFA_remember_state first.
14526 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14527 instead just set emit_cfa_remember.
14529 2009-06-08 Jan Hubicka <jh@suse.cz>
14532 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14534 2009-06-08 Jan Hubicka <jh@suse.cz>
14536 PR middle-end/39834
14537 * cgraphunit.c (save_inline_function_body): Do not copy transform
14538 hooks for saved inline bodies.
14539 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14540 for given function.
14542 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14544 * jump.c (returnjump_p): Handle delayed branches. Add missing
14547 2009-06-08 Jan Hubicka <jh@suse.cz>
14549 PR middle-end/40102
14550 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14551 original node might've been modified.
14552 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14554 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14556 * tree-object-size.c (addr_object_size): Add OSI argument.
14557 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14558 (compute_builtin_object_size, expr_object_size): Adjust callers.
14559 (plus_stmt_object_size): Call addr_object_size instead of
14560 compute_builtin_object_size.
14562 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14563 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14565 * tree-ssa-loop-prefetch.c
14566 (gather_memory_references): Introduced a counter for the number of
14568 (anything_to_prefetch_p): Introduced a counter for the number of
14570 (is_loop_prefetching_profitable): New function with a cost model
14572 (loop_prefetch_arrays): Use the new cost model to determine if
14573 prefetching is profitable.
14574 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14575 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14576 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14577 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14578 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14579 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14581 2009-06-08 Michael Matz <matz@suse.de>
14584 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14585 partitions use the same.
14586 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14587 for basevars of SSA_NAMEs.
14588 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14589 to not expand them twice.
14590 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14593 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14595 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14596 (fdump-final-insns=, gtoggle): New.
14597 * doc/invoke.texi: Document them.
14598 * final.c (rest_of_clean_state): Dump final insn stream.
14599 * gcc.c (invoke_as): Hook in -fcompare-debug.
14600 (static_spec_functions): Add compare-debug-dump-opt,
14601 compare-debug-self-opt and compare-debug-auxbase-opt.
14602 (compare_debug, compare_debug_second, compare_debug_opt): New.
14603 (switches_debug_check, n_switches_debug_check): New.
14604 (debug_auxbase_opt, debug_check_temp_file): New.
14605 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14607 (do_self_spec): Handle arguments after switches.
14608 (do_spec_1): Add .gk extension to temp file basenames for compare.
14609 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14610 (cc1_options): Use it instead of normal auxbase computation for
14611 the second compare-debug compilation.
14612 (compare_files): New.
14613 (main): Set up and implement compare debug mode.
14614 (compare_debug_dump_opt_spec_function): New.
14615 (compare_debug_self_opt_spec_function): New.
14616 (compare_debug_auxbase_opt_spec_function): New.
14617 * toplev.c (process_options): Handle flag_gtoggle,
14618 flag_dump_final_insns.
14619 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14620 during -fcompare-debug-second compilation.
14622 2009-06-07 Ian Lance Taylor <iant@google.com>
14624 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14625 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14627 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14628 with no default node. Change warning with %H to warning_at.
14629 Don't clear warn_switch around case checking.
14630 * doc/invoke.texi (Warning Options): Clarify distinction between
14631 -Wswitch and -Wswitch-enum.
14633 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14635 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14637 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14639 * gbl-ctors.h: Add header guard.
14641 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14643 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14644 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14645 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14646 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14647 prototypes for removed functions.
14648 (expressions_equal_p): Move to ...
14649 * tree-ssa-sccvn.h: ... here and ...
14650 * matrix-reorg.c: ... adjust includes.
14652 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14654 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14656 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14658 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14659 (finish_function): Remove erroneous whitespace.
14661 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14663 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14664 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14666 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14668 * errors.c (internal_error): Commentary typo fix.
14669 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14670 * tree-ssa-pre.c: Ditto.
14672 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14674 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14675 them is supposed to hold actual statements.
14677 2009-06-06 Ian Lance Taylor <iant@google.com>
14679 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14680 empty statements can now have attributes.
14682 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14684 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14685 * config/mips/mips.md: Ditto.
14687 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14689 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14691 (__eabi_uconvert): Likewise.
14693 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14695 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14696 CFI_* definitions with IN_GCC.
14698 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14700 * xcoffout.h (xcoffout_source_line): Update prototype.
14702 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14704 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14705 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14707 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14709 PR middle-end/40340
14710 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14711 inlined_function_outer_scope_p blocks for artificial inlines
14713 * tree.c (tree_nonartificial_location): Rewrite using
14714 block_nonartificial_location.
14716 2009-06-05 Revital Eres <eres@il.ibm.com>
14717 Leehod Baruch <leehod@il.ibm.com>
14719 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14720 (expand_expr_real_1): Remove comment.
14721 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14722 Vectorize misaligned access when the target supports it.
14723 (vect_supportable_dr_alignment): Check for unaligned access support.
14724 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14727 2009-06-05 Julian Brown <julian@codesourcery.com>
14729 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14730 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14732 2009-06-05 Richard Guenther <rguenther@suse.de>
14735 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14736 as possibly unused.
14738 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14740 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14741 (save_gprs): Don't tell unwinder when a global register is saved.
14742 (s390_emit_epilogue): Emit needed epilogue unwind info.
14744 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14746 * dwarf2out.c (deferred_asm_name): New.
14747 (add_name_and_src_coords_attributes): Defer creation of
14748 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14750 (move_linkage_attr): New.
14751 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14754 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14756 * tree-nested.c (finalize_nesting_tree_1): Declare the
14757 frame_decl in the binding tree.
14759 2009-06-04 Cary Coutant <ccoutant@google.com>
14761 * basic-block.h (struct basic_block_def): Add discriminator field.
14762 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14764 * debug.c (do_nothing_debug_hooks): Add additional entry.
14765 (debug_nothing_int_charstar_int): New function.
14766 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14767 (debug_nothing_int_charstar_int): New declaration.
14768 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14769 discriminator value in .loc directive.
14770 * final.c (last_discriminator): New variable.
14771 (discriminator): New variable.
14772 (final_start_function): Initialize above variables, pass current
14773 discriminator to debug hook.
14774 (notice_source_line): Check for discriminator change.
14775 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14776 * sdbout.c (sdbout_source_line): New parameter.
14777 * tree-cfg.c (struct locus_discrim_map): New structure type.
14778 (discriminator_per_locus): New hash table.
14779 (build_gimple_cfg): Allocate and free discriminator hash table.
14780 (make_edges): Call assign_discriminator.
14781 (locus_map_hash): New function.
14782 (locus_map_eq): New function.
14783 (next_discriminator_for_locus): New function.
14784 (same_line_p): New function.
14785 (assign_discriminator): New function.
14786 (make_cond_expr_edges): Call assign_discriminator.
14787 (make_gimple_switch_edges): Likewise.
14788 (first_non_label_stmt): New function.
14789 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14791 * xcoffout.c (xcoffout_source_line): Add new parameter.
14793 * configure.ac (gcc_cv_as_discriminator): New configury check for
14794 gas support for discriminator.
14795 * configure: Regenerate.
14796 * config.in: Regenerate.
14798 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14800 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14801 val after checking for integers.
14803 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14805 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14807 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14808 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14809 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14810 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14811 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14812 X64_SSE_REGPARM_MAX.
14813 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14814 X64_SSE_REGPARM_MAX.
14816 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14818 * gcc.c (report_times_to_file): New.
14819 (execute): Implement it.
14820 (process_command): Support -time=.
14821 * doc/invoke.texi: Document it.
14823 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14825 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14826 that have value exprs.
14828 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14830 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14831 declarations for constants until...
14832 (dw2_output_indirect_constant_1): ... this point.
14834 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14837 * arm.md (arm_addsi3): Don't try to split an add with an
14838 eliminable register until after reload has completed.
14840 2009-06-03 Ian Lance Taylor <iant@google.com>
14842 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14843 * genattrtab.c (write_length_unit_log): Likewise.
14844 * genchecksum.c (dosum): Likewise.
14845 * gengtype.c (write_rtx_next): Likewise.
14846 (finish_root_table, write_roots): Likewise.
14847 * gimple.c (gimple_ops_offset_): Likewise.
14848 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14849 * config/arc/arc.c (arc_attribute_table): Likewise.
14850 * config/arm/arm.c (arm_attribute_table): Likewise.
14851 * config/avr/avr.c (avr_attribute_table): Likewise.
14852 * config/crx/crx.c (crx_attribute_table): Likewise.
14853 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14854 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14855 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14856 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14857 * config/sh/sh.c (sh_attribute_table): Likewise.
14858 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14859 * config/spu/spu.c (spu_attribute_table): Likewise.
14860 * config/v850/v850.c (v850_attribute_table): Likewise.
14862 * config/alpha/alpha.c (vms_attribute_table): Make static.
14863 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14864 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14865 * config/mips/mips.c (mips_attribute_table): Likewise.
14867 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14869 (cc1-checksum.o): Likewise.
14871 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14873 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14875 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14877 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14878 insn if it is changing sp. Use gen_add3_insn instead of
14879 conditionally gen_addsi3 and gen_adddi3.
14880 (offset_below_red_zone_p): New static inline function.
14881 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14882 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14883 * config/rs6000/ppc-asm.h: Include auto-host.h.
14884 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14885 CFI_RESTORE): Define.
14886 * config/rs6000/crtresxgpr.asm: Add unwind info.
14887 * config/rs6000/crtresxfpr.asm: Likewise.
14888 * config/rs6000/crtresgpr.asm: Likewise.
14889 * config/rs6000/crtresfpr.asm: Likewise.
14890 * config/rs6000/crtsavgpr.asm: Likewise.
14891 * config/rs6000/crtsavfpr.asm: Likewise.
14893 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14894 argument of DWARF2_FRAME_REG_OUT macros.
14896 2009-06-03 Julian Brown <julian@codesourcery.com>
14898 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14899 words or less (including TImode) in core registers.
14901 2009-06-03 Richard Guenther <rguenther@suse.de>
14903 PR middle-end/40328
14904 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14906 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14908 * statistics.c (statistics_counter_event): Do not record event
14909 in pass dump if its number == -1.
14910 (curr_statistics_hash): Add assert that we never get passes
14911 with static number == -1.
14913 2009-06-03 Richard Guenther <rguenther@suse.de>
14914 Andrey Belevantsev <abel@ispras.ru>
14916 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14917 non-BLKmode arrays addressable.
14919 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14921 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14922 * config/m68k/m68k.h: ... here.
14924 2009-06-03 Martin Jambor <mjambor@suse.cz>
14926 PR tree-optimization/40323
14927 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14930 2009-06-03 Richard Guenther <rguenther@suse.de>
14932 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14935 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14937 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14938 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14939 JUMP_TABLE_DATA_P where applicable.
14940 * config/sh/sh.c: Ditto.
14941 * config/sh/sh.h: Ditto.
14942 * config/sh/sh.md: Ditto.
14943 * config/sh/symbian.c: Ditto.
14945 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14947 * config/i386/driver-i386.c (describe_cache): Optimize
14948 concatenation of strings. Use snprintf instead of sprintf.
14949 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14950 target when not compiling with GCC.
14952 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14954 * config/sh/sh.c: Revert last change.
14955 (sh_expand_epilogue): Emit a blockage insn before the frame
14956 pointer adjustment unconditionally.
14958 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14960 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14961 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14962 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14963 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14964 to COLLECT_GCC_OPTIONS.
14966 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14968 * collect2.c (target_system_root): New variable.
14969 (main): Handle --sysroot=.
14970 (ignore_library): Strip the sysroot from the library path.
14972 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14974 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14975 (collect2.o): Depend on collect2-aix.h.
14976 (collect2-aix.o): New rule.
14977 * collect2-aix.h: New file.
14978 * collect2-aix.c: Likewise.
14979 * collect2.c: Include collect2-aix.h. Don't undefine
14980 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14981 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14982 Use TARGET_AIX_VERSION instead of _AIX51.
14983 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14984 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14985 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14986 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14987 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14989 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14991 * collect2.c (ignore_library): Avoid premature post-increment
14992 and null deference.
14994 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14996 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14997 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14998 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14999 CROSS_DIRECTORY_STRUCTURE too.
15000 (LINK_LIBG_SPEC): Likewise.
15001 (LIB_SPEC): Add %R to sysroot paths.
15002 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
15003 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
15004 * config/rs6000/aix51.h: As for aix43.h.
15005 * config/rs6000/aix52.h: Likewise.
15006 * config/rs6000/aix53.h: Likewise.
15007 * config/rs6000/aix61.h: Likewise.
15008 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
15009 to the beginning of sysroot paths.
15011 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15013 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
15014 INSN_LISTs that are out of the REG_NOTE range.
15016 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15018 * loop-unroll.c (struct iv_to_split): Add pointer to next.
15019 (struct var_to_expand): Likewise.
15020 (struct opt_info): Add head and tail for linked lists of the above.
15021 (analyze_insn_to_expand_var): Initialize next.
15022 (analyze_iv_to_split_insn): Likewise.
15023 (analyze_insns_in_loop): Create linked lists.
15024 (allocate_basic_variable): Simplify for use without hash table.
15025 (insert_var_expansion_initialization): Likewise, make it type-safer.
15026 (combine_var_copies_in_loop_exit): Likewise.
15027 (apply_opt_in_copies): Walk lists rather than hash tables.
15028 (release_var_copies): Simplified and inlined by hand into...
15029 (free_opt_info): ... this function.
15031 2009-06-02 Richard Guenther <rguenther@suse.de>
15033 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
15036 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15038 * cfgexpand.c (gimple_expand_cfg): Discard the source location
15039 only for builtins that are not overridden.
15041 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15043 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
15046 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15048 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
15050 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15052 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15054 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15056 * common.opt (fdump-unnumbered-links): New.
15057 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15058 * print-rtl.c (flag_dump_unnumbered_links): New.
15059 (print_rtx): Test it.
15061 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15063 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15064 push/pop multiple to 8-byte alignment.
15066 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15068 * config/i386/i386.c (queued_cfa_restores): New static variable.
15069 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15071 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15072 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15073 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15074 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15075 note unconditionally.
15076 (ix86_emit_restore_regs_using_mov): Likewise.
15077 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15078 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15079 it through to ix86_emit_restore_reg_using_pop.
15080 (ix86_emit_leave): Add RED_OFFSET argument. Call
15081 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15082 instead of adding REG_CFA_OFFSET note unconditionally.
15083 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15084 the above functions. Call ix86_add_queued_cfa_restore_notes when
15087 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15088 force output of the label even for dwarf2out_do_cfi_asm.
15089 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15090 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15091 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15093 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15094 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15095 dwarf2out_cfi_label callers.
15096 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15097 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15098 Adjust dwarf2out_cfi_label callers.
15099 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15101 * config/i386/i386.h (struct machine_cfa_state,
15102 struct machine_function): Guard with ifndef USED_FOR_TARGET
15103 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15106 * emutls.c (__emutls_get_address): Change arr->size to mean number
15107 of allocated arr->data entries instead of # of slots + 1.
15109 PR middle-end/40316
15110 * recog.c (peep2_reinit_state): New function.
15111 (peephole2_init_state): Use it at the end of a basic block and also
15112 when seeing a RTX_FRAME_RELATED_P insn.
15114 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15116 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15117 fixuns_truncrfdi2): New.
15118 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15119 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15120 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15121 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15122 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15123 *recip_approx): Remove.
15124 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15125 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15126 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15128 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15131 2009-06-01 Ian Lance Taylor <iant@google.com>
15133 * attribs.c (register_attribute): Use CONST_CAST.
15134 * collect2.c (main): Use CONST_CAST2.
15135 (scan_prog_file): Likewise.
15136 * gcc.c (process_command, main): Likewise.
15137 * toplev.c (toplev_main): Likewise.
15139 * c-typeck.c (handle_warn_cast_qual): New static function,
15140 partially broken out of build_c_cast.
15141 (build_c_cast): Call handle_warn_cast_qual.
15142 * doc/invoke.texi (Warning Options): Document new effect of
15145 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15147 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15148 (diagnostic_report_current_module): Print columns.
15149 * common.opt (flag_show_column): Enable by default.
15151 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15153 * alias.c (find_base_term): Check for NULL term before returning.
15155 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15157 Revert due to PR40320:
15158 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15159 * calls.c (emit_library_call_value_1): Don't force_operand for move
15162 2009-06-01 Olivier Hainque <hainque@adacore.com>
15163 Eric Botcazou <ebotcazou@adacore.com>
15165 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15166 to be processed as a bitfield for constructor output purposes.
15167 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15169 * varasm.c (oc_local_state): New type, output_constructor
15170 local state to support communication with helpers.
15171 (oc_outer_state): New type, output_constructor outer state of
15172 relevance in recursive calls.
15173 (output_constructor_array_range): New output_constructor helper,
15174 extracted code for an array range element.
15175 (output_constructor_regular_field): New output_constructor helper,
15176 extracted code for an element that is not a bitfield.
15177 (output_constructor_bitfield): New output_constructor helper,
15178 extracted code for a bitfield element. Accept an OUTER state
15179 argument for recursive processing. Recurse on record or array
15180 CONSTRUCTOR values, possibly past noop conversions.
15181 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15182 VALUE is a valid constant-valued expression for use in a static
15183 bit-field initializer.
15184 (output_constructor): Rework to use helpers. Accept and honor an
15185 OUTER state argument for recursive calls. Return total size. Be
15186 prepared for nested constructors initializing bitfields.
15187 (output_constant): Feed OUTER in calls to output_constructor.
15189 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15191 * calls.c (emit_library_call_value_1): Don't force_operand for move
15194 2009-06-01 Nick Clifton <nickc@redhat.com>
15196 * doc/invoke.texi (IA-64 Options): Fix typo.
15198 2009-06-01 Ira Rosen <irar@il.ibm.com>
15200 PR tree-optimization/39129
15201 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15203 (vect_do_peeling_for_loop_bound): Use
15204 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15205 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15206 (vect_loop_versioning): Likewise.
15207 (vect_create_cond_for_alias_checks): Fix indentation.
15208 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15210 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15211 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15212 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15213 "control flow in loop".
15214 (vect_estimate_min_profitable_iters): Use
15215 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15216 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15217 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15218 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15219 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15220 statement belongs to a group of strided accesses with the exact code
15222 (vectorizable_load): Likewise.
15223 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15224 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15226 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15228 * config/freebsd-stdint.h: New file.
15229 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15230 Add freebsd-stdint.h to tm_file.
15232 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15234 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15235 (thumb2_extendhidi2): Likewise.
15237 2009-05-31 Ian Lance Taylor <iant@google.com>
15239 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15241 2009-05-31 Ian Lance Taylor <iant@google.com>
15243 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15244 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15245 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15247 2009-05-31 Jason Merrill <jason@redhat.com>
15249 * tree-pretty-print.c (print_call_name): Take the callee, not the
15250 call itself. Make non-static. Use dump_function_name for functions.
15251 (dump_generic_node): Adjust.
15252 * diagnostic.h: Declare print_call_name.
15253 * gimple-pretty-print.c (dump_gimple_call): Use it.
15255 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15257 * config/sh/sh.md (ashldi3_std): New define_expand.
15260 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15263 * config/sh/sh.c: Include debug.h.
15264 (sh_expand_epilogue): Emit a blockage insn before the frame
15265 pointer adjustment also when dwarf2out_do_frame returns true.
15267 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15269 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15270 (thumb2_extendqidi2): New pattern.
15272 2009-05-31 Ira Rosen <irar@il.ibm.com>
15274 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15275 mark phis for renaming.
15276 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15277 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15278 Call mark_sym_for_renaming.
15279 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15280 * tree-vect-loop.c (vect_transform_loop): Remove
15281 vect_memsyms_to_rename initialization and a call to
15282 mark_set_for_renaming.
15284 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15286 PR middle-end/40304
15287 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15288 frame related even if !set_cfa && style < 0.
15290 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15292 * config/i386/mingw-tls.c: New file.
15293 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15294 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15295 defining _WIN32 but not __CYGWIN__.
15297 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15299 * configure.ac: Add MPC support.
15301 * config.in, configure: Regenerate.
15303 2009-05-29 Richard Henderson <rth@redhat.com>
15305 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15306 NOTE_INSN_BASIC_BLOCK.
15307 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15308 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15309 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15311 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15313 (add_cfi): Disable check redefining cfa away from drap.
15314 (lookup_cfa_1): Add remember argument; handle remember/restore.
15315 (lookup_cfa): Pass remember argument.
15316 (cfa_remember): New.
15317 (compute_barrier_args_size_1): Remove sibcall check.
15318 (dwarf2out_frame_debug_def_cfa): New.
15319 (dwarf2out_frame_debug_adjust_cfa): New.
15320 (dwarf2out_frame_debug_cfa_offset): New.
15321 (dwarf2out_frame_debug_cfa_register): New.
15322 (dwarf2out_frame_debug_cfa_restore): New.
15323 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15324 (dwarf2out_begin_epilogue): New.
15325 (dwarf2out_frame_debug_restore_state): New.
15326 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15327 DW_CFA_restore_state.
15328 (output_cfi_directive): Likewise.
15329 (convert_cfa_to_fb_loc_list): Likewise.
15330 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15331 * dwarf2out.h: Update.
15332 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15333 (copy_insn_1): Early out for null.
15334 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15335 and dwarf2out_frame_debug_restore_state.
15336 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15337 (prologue_insn_hash, epilogue_insn_hash): New.
15338 (free_after_compilation): Adjust freeing accordingly.
15339 (record_insns): Create hash table if needed; push insns into
15340 hash instead of array.
15341 (maybe_copy_epilogue_insn): New.
15342 (contains): Search hash table instead of array.
15343 (sibcall_epilogue_contains): Remove.
15344 (thread_prologue_and_epilogue_insns): Split eh_return insns
15345 and mark them as epilogues.
15346 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15347 scanning in terms of basic blocks.
15348 * insn-notes.def (CFA_RESTORE_STATE): New.
15349 * jump.c (returnjump_p_1): Accept EH_RETURN.
15350 (eh_returnjump_p_1, eh_returnjump_p): New.
15351 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15352 CFA_REGISTER, CFA_RESTORE): New.
15353 * rtl.def (EH_RETURN): New.
15354 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15356 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15357 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15359 * config/i386/i386.c (gen_push): Update cfa state.
15360 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15361 add a CFA_ADJUST_CFA note.
15362 (ix86_dwarf_handle_frame_unspec): Remove.
15363 (ix86_expand_prologue): Update cfa state.
15364 (ix86_emit_restore_reg_using_pop): New.
15365 (ix86_emit_restore_regs_using_pop): New.
15366 (ix86_emit_leave): New.
15367 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15368 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15369 * config/i386/i386.h (struct machine_cfa_state): New.
15370 (ix86_cfa_state): New.
15371 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15372 (eh_return_internal): Merge from eh_return_<mode>,
15373 use eh_return rtx, split w/ epilogue.
15375 2009-05-29 Ian Lance Taylor <iant@google.com>
15377 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15379 * calls.c (emit_library_call_value_1): Likewise.
15381 * c-typeck.c (c_build_va_arg): New function.
15382 * c-tree.h (c_build_va_arg): Declare.
15383 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15384 instead of build_va_arg.
15386 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15388 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15389 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15390 (ptr_difference_cost): Use affine combinations to compute it.
15391 (difference_cost): Likewise.
15392 (get_computation_cost_at): Compute more accurate cost for addresses
15393 if the ratio is a multiplier allowed in addresses.
15394 For non-addresses, consider that an additional offset or symbol is
15397 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15399 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15400 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15402 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15403 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15404 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15406 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15407 to 1 for TYPE_SSE{IADD1,CVT1}.
15408 (prefix_vex_imm8): Removed.
15409 (length_vex): Only pass 1 as second argument to
15410 ix86_attr_length_vex_default if prefix_extra is 0.
15411 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15412 (length): For prefix vex computation use length_immediate
15413 attribute instead of prefix_vex_imm8.
15414 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15415 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15416 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15417 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15418 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15419 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15420 a space in between the operands.
15421 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15422 if one operand is 0xff and the other one si, di, bp or sp.
15423 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15424 other one si, di, bp or sp.
15425 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15426 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15427 type and mode attributes.
15428 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15429 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15430 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15431 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15432 prefix_data16 attribute iff MODE_DF.
15433 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15434 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15435 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15436 constm128_operand in length_immediate computation.
15437 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15438 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15439 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15440 length_immediate attribute to 1.
15441 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15442 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15443 for certain alternatives.
15444 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15445 prefix_data16 attribute if MODE_V1DF.
15446 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15447 length_immediate to 1.
15448 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15449 length_address to 4, set mode attribute to MODE_DI.
15450 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15451 (fxam<mode>2_i387): Set length attribute to 4.
15452 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15453 *prefetch_3dnow_rex): Override length_address attribute.
15454 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15456 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15457 (constm128_operand): Removed.
15458 * config/i386/i386.c (memory_address_length): For
15459 disp && !index && !base in 64-bit mode account for SIB byte if
15460 print_operand_address can't optimize disp32 into disp32(%rip)
15461 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15462 for fs: or gs: segment.
15463 (ix86_attr_length_immediate_default): When checking if shortform
15464 is possible, truncate immediate to the length of the non-shortened
15466 (ix86_attr_length_address_default): Ignore MEM_P operands
15468 (ix86_attr_length_vex_default): Only check for DImode on
15469 GENERAL_REG_P operands.
15470 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15471 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15472 (sse_cvttps2pi): Clear prefix_rep attribute.
15473 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15475 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15476 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15477 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15478 iff operand 2 is const_int_operand.
15479 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15480 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15481 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15483 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15485 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15486 prefix_data16 attribute for movlpd and movhpd instructions.
15487 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15488 length_immediate for shufpd instruction.
15489 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15490 (avx_cmpp<avxmodesuffixf2c><mode>3,
15491 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15492 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15493 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15494 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15495 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15496 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15497 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15498 prefix_data16 attribute for the first alternative to 1.
15499 (*avx_loadlps): Override length_immediate for the first alternative.
15500 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15501 attributes for second alternative.
15502 (*vec_concatv2sf_sse4_1): Override length_immediate and
15503 prefix_data16 attributes for second alternative.
15504 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15505 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15506 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15507 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15508 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15509 prefix_data16 and length_immediate to 1.
15510 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15512 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15513 prefix_extra attribute for variants that don't have 0f prefix alone.
15514 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15515 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15516 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15517 *sse4_1_pextrd): Set length_immediate to 1.
15518 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15519 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15521 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15522 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15523 length_immediate to 1 for second alternative.
15524 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15525 prefix_extra and length_immediate attributes for the first
15527 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15529 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15530 to 1 for the first and third alternative.
15531 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15533 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15535 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15537 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15538 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15539 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15540 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15541 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15542 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15543 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15544 ssse3_psign<mode>3): Override prefix_rex attribute.
15545 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15546 (ssse3_palignrti): Override length_immediate to 1.
15547 (ssse3_palignrdi): Override length_immediate to 1, override
15548 prefix_rex attribute.
15549 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15550 (sse4a_extrqi): Override length_immediate to 2.
15551 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15552 (sse4a_insertq): Override prefix_data16 to 0.
15553 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15554 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15555 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15556 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15557 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15558 and length_immediate to 1.
15559 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15560 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15561 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15562 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15563 and length_immediate to 1.
15564 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15565 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15566 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15567 avx_ptest256): Override prefix_extra to 1.
15568 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15569 Override prefix_data16 and length_immediate to 1.
15570 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15571 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15572 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15573 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15574 prefix_data16 to 0 and prefix_extra to 2.
15575 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15576 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15578 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15579 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15580 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15581 and prefix_extra to 2.
15582 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15583 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15584 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15585 avx_vpermilvar<mode>3,
15586 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15587 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15588 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15589 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15590 Override prefix_extra to 1.
15591 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15592 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15593 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15594 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15595 prefix_extra and length_immediate to 1.
15596 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15598 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15599 to 1 for the first alternative.
15600 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15601 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15603 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15604 *movv2sf_internal_avx, *movv2sf_internal): Override
15605 prefix_rep attribute for certain alternatives.
15606 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15607 attributes for certain alternatives.
15608 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15609 attributes for certain alternatives.
15610 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15611 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15612 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15613 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15614 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15615 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15616 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15617 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15618 length_immediate to 1 if operand 2 is const_int_operand.
15619 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15620 *vec_extractv2si_1): Set length_immediate attribute to 1.
15621 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15622 using old 3DNOW insn rather than SSE/3DNOW_A.
15623 (mmx_emms, mmx_femms): Clear modrm attribute.
15625 2009-05-29 Martin Jambor <mjambor@suse.cz>
15627 * tree-sra.c: New implementation of SRA.
15629 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15630 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15631 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15632 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15633 (SRA_MAX_STRUCTURE_COUNT): Removed.
15634 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15635 * doc/invoke.texi (sra-max-structure-size): Removed.
15636 (sra-field-structure-ratio): Removed.
15638 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15640 PR middle-end/40291
15641 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15644 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15646 PR rtl-optimization/40101
15647 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15648 seqno. Adjust comment.
15649 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15650 inserting bookkeeping before a jump, the jump is not scheduled.
15651 When no positive seqno found, provide a value. Add comment.
15653 2009-05-29 Richard Guenther <rguenther@suse.de>
15655 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15656 short-cutting on the first component.
15658 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15660 PR middle-end/39958
15661 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15662 for trees other than decls/types.
15664 2009-05-29 Richard Guenther <rguenther@suse.de>
15666 * tree-ssa-operands.c (get_expr_operands): Do not handle
15667 INDIRECT_REFs in the handled-component case. Remove
15668 unused get_ref_base_and_extent case.
15669 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15670 tree_low_cst and host_integerp where possible.
15671 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15672 codes for equivalence.
15673 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15675 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15677 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15678 to tmake_file for i[34567]86-*-cygwin*.
15680 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15683 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15684 (altivec_categorize_keyword, init_vector_keywords,
15685 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15688 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15690 * tree.c (handle_dll_attribute): Check if node is
15691 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15693 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15695 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15697 (thumb2_zero_extendqidi2): Likewise.
15699 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15701 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15702 instead of gen_movrt.
15703 * config/sh/sh.md (movrt): Remove.
15705 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15707 * doc/invoke.texi (IA-64 Options):
15708 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15709 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15710 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15711 -msched-prefer-non-control-spec-insns,
15712 -msched-stop-bits-after-every-cycle,
15713 -msched-count-spec-in-critical-path,
15714 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15715 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15716 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15717 and -msched-spec-verbose.
15719 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15721 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15722 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15724 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15726 2009-05-28 Richard Guenther <rguenther@suse.de>
15728 * tree-ssa-alias.c (ao_ref_init): New function.
15729 (ao_ref_base): Likewise.
15730 (ao_ref_base_alias_set): Likewise.
15731 (ao_ref_alias_set): Likewise.
15732 (refs_may_alias_p_1): Change signature.
15733 (refs_may_alias_p): Adjust.
15734 (refs_anti_dependent_p): Likewise.
15735 (refs_output_dependent_p): Likewise.
15736 (call_may_clobber_ref_p_1): Change signature.
15737 (call_may_clobber_ref_p): Adjust.
15738 (stmt_may_clobber_ref_p_1): New function split out from ...
15739 (stmt_may_clobber_ref_p): ... here.
15740 (maybe_skip_until): Adjust signature.
15741 (get_continuation_for_phi): Likewise.
15742 (walk_non_aliased_vuses): Likewise.
15743 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15744 (ao_ref_init): Declare.
15745 (ao_ref_base): Likewise.
15746 (ao_ref_alias_set): Likewise.
15747 (stmt_may_clobber_ref_p_1): Likewise.
15748 (walk_non_aliased_vuses): Adjust.
15749 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15750 (get_ref_from_reference_ops): remove.
15751 (vn_reference_lookup_2): Adjust signature.
15752 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15753 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15754 (vn_reference_lookup): Adjust.
15755 (vn_reference_insert): Likewise.
15756 (vn_reference_insert_pieces): Adjust signature.
15757 (visit_reference_op_call): Adjust.
15758 * tree-ssa-pre.c (get_expr_type): Simplify.
15759 (phi_translate_1): Adjust.
15760 (compute_avail): Likewise.
15761 (translate_vuse_through_block): Do not re-build trees.
15762 (value_dies_in_block_x): Likewise.
15763 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15765 (vn_reference_lookup_pieces): Adjust declaration.
15766 (vn_reference_insert_pieces): Likewise.
15768 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15770 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15771 with checking disabled.
15773 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15777 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15778 macro definition for support of three-operand format aligned
15779 .comm directive in assembler on cygwin/pe/mingw target OS.
15780 * configure: Regenerate.
15781 * config.h: Regenerate.
15783 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15784 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15785 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15787 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15788 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15790 2009-05-28 Ira Rosen <irar@il.ibm.com>
15792 PR tree-optimization/40254
15793 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15794 in analysis of basic blocks.
15796 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15798 PR middle-end/33699
15799 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15800 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15801 (TARGET_INITIALIZER): Use it.
15802 * cse.c (CHEAPER): Move it up to the other macros.
15803 (insert): Rename this ...
15804 (insert_with_costs): ... to this. Add cost parameters. Update
15806 (insert): New function. Call insert_with_costs.
15807 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15808 find_reg_offset_for_const, try_const_anchors): New functions.
15809 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15810 when using a const-anchor. Call insert_const_anchors.
15811 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15812 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15814 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15816 * tree-inline.c (remap_decls): Enable nonlocalized variables
15817 when not optimizing.
15819 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15821 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15822 Simplify other tests involving optimize.
15824 2009-05-27 Tom Tromey <tromey@redhat.com>
15826 * unwind-dw2.c (_Unwind_DebugHook): New function.
15827 (uw_install_context): Call _Unwind_DebugHook.
15829 2009-05-27 Tom Tromey <tromey@redhat.com>
15831 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15833 2009-05-27 Ian Lance Taylor <iant@google.com>
15835 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15836 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15837 (ALL_LINKERFLAGS): Define.
15838 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15839 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15840 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15841 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15842 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15843 $(LINKER_FOR_BUILD).
15844 (build/gcov-iov$(build_exeext)): Likewise.
15846 2009-05-27 Julian Brown <julian@codesourcery.com>
15848 * gcse.c (target.h): Include.
15849 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15850 copy of argument to a pseudo register.
15852 2009-05-27 Diego Novillo <dnovillo@google.com>
15854 * tree-ssa-live.c (dump_scope_block): Document arguments.
15855 (dump_scope_blocks): Document.
15856 (debug_scope_blocks): New.
15857 * tree-flow.h (debug_scope_blocks): Declare.
15859 2009-05-21 Denis Chertykov <denisc@overta.ru>
15861 * doc/contrib.texi (Contributors): Add myself to the list.
15863 2009-05-27 Olivier Hainque <hainque@adacore.com>
15865 * expr.c (target_align): New function. Alignment the TARGET of an
15866 assignment may be assume to have.
15867 (highest_pow2_factor_for_target): Use it instead of relying on
15868 immediate tree attributes of TARGET, not necessarily honored when
15869 intermediate bitfields are involved.
15871 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15874 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15875 AVX, SSE4, AES, PCLMUL and POPCNT.
15877 2009-05-27 Diego Novillo <dnovillo@google.com>
15879 * tree-pretty-print.c (dump_location): New.
15880 (dump_generic_node): Call it.
15881 Factor code to handle BLOCK nodes ...
15882 (dump_block_node): ... here.
15884 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15886 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15888 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15890 * gcc-plugin.h: Include config.h and system.h.
15891 (IN_GCC): Define if not defined.
15893 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15895 PR middle-end/40249
15896 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15899 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15901 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15903 * config/m32r/m32r.h: Ditto.
15904 * config/m32r/m32r.md: Ditto.
15905 * config/m32r/predicates.md: Ditto.
15907 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15909 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15911 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15914 (Loading plugins): typo.
15915 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15916 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15917 (Interacting with the GCC Garbage Collector): Added new section.
15918 (Giving information about a plugin): Added new section for
15920 * ggc.h (ggc_register_root_tab): Added declaration.
15921 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15922 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15923 (register_callback): Improved comment in declaration.
15924 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15925 (extra_root_vec) Added static variable for dynamic roots registration.
15926 (ggc_register_root_tab) Added new routine.
15927 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15928 PLUGIN_GGC_MARKING event.
15929 * ggc-zone.c: Include plugin.h.
15930 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15931 * ggc-page.c: Include plugin.h.
15932 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15933 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15934 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15935 (register_callback): check lack of callbacks for
15936 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15937 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15938 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15939 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15940 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15941 dependency on plugin.h.
15942 (plugin.o): Added dependency on ggc.h...
15944 2009-05-26 Richard Guenther <rguenther@suse.de>
15946 PR middle-end/40248
15948 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15949 with mismatched comparison modes.
15951 * expr.c (expand_expr_real_1): Expand the operand of a
15952 VIEW_CONVERT_EXPR in its natural mode.
15954 2009-05-26 Ian Lance Taylor <iant@google.com>
15956 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15957 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15958 (ALL_COMPILERFLAGS): Define.
15959 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15960 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15961 (collect2$(exeext), collect2.o): Likewise.
15962 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15963 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15964 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15965 (libbackend.o, intl.o, cppdefault.o): Likewise.
15966 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15967 (build/%.o): Use $(COMPILER_FOR_BUILD).
15968 (build/gen%$(build_exeext)): Likewise.
15969 (build/gcov-iov$(build_exeext)): LIkewise.
15970 * config/t-darwin (darwin.o): Use $(COMPILER).
15971 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15972 * config/t-sol2 (sol2-c.o): Likewise.
15973 (sol2.o): Likewise.
15974 * config/t-vxworks (vxworks.o): Likewise.
15975 * config/x-darwin (host-darwin.o): Likewise.
15976 * config/x-hpux (host-hpux.o): Likewise.
15977 * config/x-linux (host-linux.o): Likewise.
15978 * config/x-solaris (host-solaris.o): Likewise.
15979 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15980 * config/arm/t-arm (arm-c.o): Likewise.
15981 * config/arm/t-pe (pe.o): Likewise.
15982 * config/arm/t-wince-pe (pe.o): Likewise.
15983 * config/i386/t-cygming (winnt.o): Likewise.
15984 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15985 * config/i386/t-cygwin (cygwin1.o): Likewise.
15986 (cygwin2.o): Likewise.
15987 * config/i386/t-i386 (i386-c.o): Likewise.
15988 * config/i386/t-interix (winnt.o): Likewise.
15989 * config/i386/t-netware (netware.o): Likewise.
15990 * config/i386/t-nwld (nwld.o): Likewise.
15991 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15992 * config/i386/x-i386 (driver-i386.o): Likewise.
15993 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15994 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15995 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15996 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15997 * config/mips/x-native (driver-native.o): Likewise.
15998 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15999 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
16000 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
16001 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
16002 * config/score/t-score-elf (score7.o): Likewise.
16003 (score3.o): Likewise.
16004 * config/sh/t-sh (sh-c.o): Likewise.
16005 * config/sh/t-symbian (sh-c.o): Likewise.
16006 (symbian.o): Likewise.
16007 * config/spu/t-spu-elf (spu-c.o): Likewise.
16008 * config/v850/t-v850 (v850-c.o): Likewise.
16009 * config/v850/t-v850e (v850-c.o): Likewise.
16011 2009-05-26 Richard Guenther <rguenther@suse.de>
16013 PR tree-optimization/40122
16014 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
16015 VECTOR_CSTs if possible.
16016 (fold_gimple_assign): Likewise.
16018 2009-05-26 Richard Guenther <rguenther@suse.de>
16020 PR middle-end/40252
16021 * fold-const.c (fold_binary): Use the correct types for building
16024 2009-05-26 Richard Guenther <rguenther@suse.de>
16026 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
16027 redundant calls to merge_alias_info.
16028 (bump_vector_ptr): Likewise.
16029 * tree-ssa-copy.c (merge_alias_info): Remove.
16030 (replace_exp_1): Remove call to merge_alias_info.
16031 (propagate_tree_value): Likewise.
16032 (fini_copy_prop): Propagate points-to info.
16033 * tree-flow.h (merge_alias_info): Remove.
16035 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
16037 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
16039 2009-05-25 Jan Hubicka <jh@suse.cz>
16041 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
16042 * cgraph.h (struct inline_summary): New filed self_wize,
16043 size_inlining_benefit, self_time and time_inlining_benefit.
16044 (struct cgraph_global_info): Replace insns by time ans size fields.
16045 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
16046 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
16047 (ipcp_update_callgraph): Do not touch function bodies.
16048 * ipa-inline.c: Include except.h
16049 (MAX_TIME): New constant.
16050 (overall_insns): Remove.
16051 (leaf_node_p): New.
16052 (overall_size, max_benefit): New static variables.
16053 (cgraph_estimate_time_after_inlining): New function.
16054 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16055 (cgraph_clone_inlined_nodes): Update size.
16056 (cgraph_mark_inline_edge): Update size.
16057 (cgraph_estimate_growth): Use size info.
16058 (cgraph_check_inline_limits): Check size.
16059 (cgraph_default_inline_p): Likewise.
16060 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16061 (cgraph_decide_recursive_inlining): Check size.
16062 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16064 (cgraph_decide_inlining): Likewise.
16065 (cgraph_decide_inlining_incrementally): Likewise; honor
16066 PARAM_EARLY_INLINING_INSNS.
16067 (likely_eliminated_by_inlining_p): New predicate.
16068 (estimate_function_body_sizes): New function.
16069 (compute_inline_parameters): Use it.
16070 * except.c (must_not_throw_labels): New function.
16071 * except.h (must_not_throw_labels): Declare.
16072 * tree-inline.c (init_inline_once): Kill inlining_weigths
16073 * tree-ssa-structalias.c: Avoid uninitialized warning.
16074 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16075 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16076 (PARAM_INLINE_CALL_COST): Remove.
16077 (PARAM_EARLY_INLINING_INSNS): New.
16079 2009-05-25 Richard Guenther <rguenther@suse.de>
16081 PR tree-optimization/36327
16082 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16083 callback for reference translation or lookup at the point of may-defs.
16084 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16085 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16086 for union COMPONENT_REFs.
16087 (vn_reference_lookup_3): New callback. Lookup from memset
16088 and CONSTRUCTOR assignment, translate through struct copies.
16089 (vn_reference_lookup_pieces): Make sure to not free the
16090 passed operands array. Adjust walk_non_aliased_vuses call.
16091 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16092 make sure we do not leak memory.
16094 2009-05-25 Richard Guenther <rguenther@suse.de>
16096 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16097 * tree-inline.c (expand_call_inline): Reset the escaped and
16098 callused solutions.
16099 * tree-ssa-structalias.c (pass_build_ealias): New.
16100 * tree-pass.h (pass_build_ealias): Declare.
16101 * passes.c (init_optimization_passes): Add PTA during
16102 early optimizations.
16103 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16104 and CALLUSED solutions.
16105 (dump_points_to_solution): New function, split out from ...
16106 (dump_points_to_info_for): ... here.
16107 * tree-parloops.c (parallelize_loops): Reset the escaped and
16108 callused solutions.
16110 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16113 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16114 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16116 2009-05-25 Ira Rosen <irar@il.ibm.com>
16118 PR tree-optimization/40238
16119 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16120 statements after basic block's labels.
16121 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16122 to free the allocated memory.
16124 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16126 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16127 return address with a USE.
16129 2009-05-24 Richard Guenther <rguenther@suse.de>
16131 PR middle-end/40233
16132 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16133 array type from the main variant of the inner type.
16135 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16137 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16138 definition to bool (from int) to un-break build.
16139 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16141 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16143 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16144 discard_stmt_changes): Delete.
16145 * tree-ssa-operands.c (scb_stack): Delete.
16146 (init_ssa_operands): Do not initialize it.
16147 (fini_ssa_operands): Do not free it.
16148 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16150 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16151 update_stmt, remove the others. Fix comments.
16152 * tree-dfa.c (optimize_stack_restore): Likewise.
16153 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16154 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16155 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16156 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16158 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16159 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16160 (dom_opt_finalize_block): Likewise, adjusting access to
16162 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16163 (stmts_to_rescan): Change item type to gimple.
16164 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16166 2009-05-24 Ira Rosen <irar@il.ibm.com>
16168 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16169 * tree-pass.h (pass_slp_vectorize): New pass.
16170 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16171 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16172 * tree-vectorizer.c (timevar.h): Include.
16173 (user_vect_verbosity_level): Declare.
16174 (vect_location): Fix comment.
16175 (vect_set_verbosity_level): Update user_vect_verbosity_level
16176 instead of vect_verbosity_level.
16177 (vect_set_dump_settings): Add an argument. Ignore user defined
16178 verbosity if dump flags require higher level of verbosity. Print to
16179 stderr only for loop vectorization.
16180 (vectorize_loops): Update call to vect_set_dump_settings.
16181 (execute_vect_slp): New function.
16182 (gate_vect_slp): Likewise.
16183 (struct gimple_opt_pass pass_slp_vectorize): New.
16184 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16185 access its members.
16186 (vec_info_for_bb): New function.
16187 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16188 (VECTORIZATION_ENABLED): New macro.
16189 (SLP_ENABLED, SLP_DISABLED): Likewise.
16190 (vect_is_simple_use): Add bb_vec_info argument.
16191 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16192 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16193 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16194 vect_schedule_slp, vect_analyze_slp): Likewise.
16195 (vect_analyze_stmt): Add slp_tree argument.
16196 (find_bb_location): Declare.
16197 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16198 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16199 (vect_analyze_loop_operations, vect_analyze_loop,
16200 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16201 vect_finalize_reduction, vectorizable_reduction,
16202 vectorizable_live_operation, vect_transform_loop): Likewise.
16203 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16204 skip evolution analysis if analyzing a basic block.
16205 (dr_analyze_indices): Likewise.
16206 (initialize_data_dependence_relation): Skip the test whether the
16207 object is invariant for basic blocks.
16208 (compute_all_dependences): Skip dependence analysis for data
16209 references in basic blocks.
16210 (find_data_references_in_stmt): Don't fail in case of invariant
16211 access in basic block.
16212 (find_data_references_in_bb): New function.
16213 (find_data_references_in_loop): Move code to
16214 find_data_references_in_bb and add a call to it.
16215 (compute_data_dependences_for_bb): New function.
16216 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16217 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16219 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16220 unknown dependence in basic block and fail in case of dependence in
16222 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16223 dependence instances from either loop or basic block vectorization
16225 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16226 before calling nested_in_vect_loop_p.
16227 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16228 dependence instances from either loop or basic block vectorization
16230 (vect_verify_datarefs_alignment): Likewise.
16231 (vect_enhance_data_refs_alignment): Adjust function calls.
16232 (vect_analyze_data_refs_alignment): Likewise.
16233 (vect_analyze_group_access): Fix printing. Skip different checks if
16234 DR_STEP is 0. Keep strided stores either in loop or basic block
16235 vectorization data structure. Fix indentation.
16236 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16238 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16239 dependence instances from either loop or basic block vectorization
16241 (vect_analyze_data_refs): Update comment. Call
16242 compute_data_dependences_for_bb to analyze basic blocks.
16243 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16244 case of loop vectorization. In case of basic block vectorization use
16245 data-ref itself as a base.
16246 (vect_create_data_ref_ptr): In case of basic block vectorization:
16247 don't advance the pointer, add new statements before the current
16248 statement. Adjust function calls.
16249 (vect_supportable_dr_alignment): Support only aligned accesses in
16250 basic block vectorization.
16251 * common.opt (ftree-slp-vectorize): New flag.
16252 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16253 (vect_pattern_recog_1): Likewise.
16254 * tree-vect-stmts.c (process_use): Likewise.
16255 (vect_init_vector): Add new statements in the beginning of the basic
16256 block in case of basic block SLP.
16257 (vect_get_vec_def_for_operand): Adjust function calls.
16258 (vect_finish_stmt_generation): Likewise.
16259 (vectorizable_call): Add assert that it is loop vectorization, adjust
16261 (vectorizable_conversion, vectorizable_assignment): Likewise.
16262 (vectorizable_operation): In case of basic block SLP, take
16263 vectorization factor from statement's type and skip the relevance
16264 check. Adjust function calls.
16265 (vectorizable_type_demotion): Add assert that it is loop
16266 vectorization, adjust function calls.
16267 (vectorizable_type_promotion): Likewise.
16268 (vectorizable_store): Check for outer loop only in case of loop
16269 vectorization. Adjust function calls. For basic blocks, skip the
16270 relevance check and don't advance pointers.
16271 (vectorizable_load): Likewise.
16272 (vectorizable_condition): Add assert that it is loop vectorization,
16273 adjust function calls.
16274 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16275 that it is not reduction, get vector type, call only supported
16276 functions, skip loop specific parts.
16277 (vect_transform_stmt): Check for outer loop only in case of loop
16279 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16280 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16281 for external definition.
16282 * passes.c (pass_slp_vectorize): New pass.
16283 * tree-vect-slp.c (find_bb_location): New function.
16284 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16285 check for patterns only in loops.
16286 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16287 case of multiple types in basic block SLP.
16288 (vect_mark_slp_stmts_relevant): New function.
16289 (vect_supported_load_permutation_p): Fix comment.
16290 (vect_analyze_slp_instance): Add argument. In case of basic block
16291 SLP, take vectorization factor from statement's type, check that
16292 unrolling factor is 1. Adjust function call. Save SLP instance in
16293 either loop or basic block vectorization structure. Return FALSE,
16295 (vect_analyze_slp): Add argument. Get strided stores groups from
16296 either loop or basic block vectorization structure. Return FALSE
16297 if basic block SLP failed.
16298 (new_bb_vec_info): New function.
16299 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16300 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16301 (vect_schedule_slp): Add argument. Get SLP instances from either
16302 loop or basic block vectorization structure. Set vectorization factor
16303 to be 1 for basic block SLP.
16304 (vect_slp_transform_bb): New function.
16305 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16307 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16309 * final.c (shorten_branches): Do not align labels for jump tables.
16310 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16312 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16314 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16315 Remove outdated reference to flow.c and fix nits.
16316 * doc/gccint.texi: Tweak RTL description.
16317 * doc/rtl.texi: Likewise.
16319 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16321 * config/avr/avr.c: Change my email address.
16322 * config/avr/avr.h: Likewise.
16323 * config/avr/avr.md: Likewise.
16324 * config/avr/avr-protos.h: Likewise.
16325 * config/avr/libgcc.S: Likewise.
16327 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16329 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16330 (spu_split_load, spu_split_store): Change return type to int.
16331 (spu_split_convert): Declare.
16332 * config/spu/predicates.md (spu_mem_operand): Remove.
16333 (spu_mov_operand): Update.
16334 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16335 * config/spu/spu.c (regno_aligned_for_load): Remove.
16336 (reg_aligned_for_addr, spu_expand_load): Define.
16337 (spu_expand_extv): Reimplement and handle MEM.
16338 (spu_expand_insv): Handle MEM.
16339 (spu_sched_reorder): Handle insn's with length 0.
16340 (spu_legitimate_address_p): Reimplement.
16341 (store_with_one_insn_p): Return TRUE for any mode with size
16342 larger than 16 bytes.
16343 (address_needs_split): Define.
16344 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16346 (spu_convert_move): Define.
16347 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16348 (spu_split_store): Change all MEM's to TImode.
16349 (spu_init_expanders): Preallocate registers that correspond to
16350 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16352 (spu_split_convert): Define.
16353 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16354 (_move<mode>, _movdi, _movti): Update predicate and condition.
16355 (load, store): Change to define_split.
16356 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16358 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16359 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16360 define_insn_and_split of lshr<mode>3.
16361 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16362 (<v>ashr<mode>3_imm): Define.
16363 (extv, extzv, insv): Allow MEM operands.
16364 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16365 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16366 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16367 (_spu_convert2): Change to define_insn_and_split and remove the
16368 corresponding define_peephole2.
16369 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16370 Change predicates to memory_operand.
16372 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16374 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16376 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16378 PR tree-optimization/40219
16379 * tree.c (iterative_hash_expr): Make sure the builtin function is
16380 a normal builtin function and not a front end or back end builtin
16381 before indexing into the built_in_decls array.
16383 2009-05-22 Richard Guenther <rguenther@suse.de>
16385 PR middle-end/38964
16386 * alias.c (write_dependence_p): Do not use TBAA for answering
16387 anti-dependence or output-dependence.
16388 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16389 (emit_pointer_definition): Remove.
16390 (emit_alias_warning): Likewise.
16391 (find_what_var_points_to): Remove TBAA pruning code.
16392 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16394 (compute_points_to_sets): Remove code computing the set of
16395 dereferenced pointers.
16396 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16397 oracle for querying anti and output dependencies.
16398 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16399 if TBAA may be applied.
16400 (refs_anti_dependent_p): New function.
16401 (refs_output_dependent_p): Likewise.
16402 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16403 (refs_output_dependent_p): Likewise.
16404 * doc/tree-ssa.texi (Memory model): New section.
16405 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16406 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16407 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16408 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16409 * expr.c (expand_expr_real_1): Likewise.
16410 * gimple-low.c (lower_stmt): Likewise.
16411 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16412 (dump_gimple_cdt): Remove.
16413 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16414 (gimple_size): Likewise.
16415 (walk_gimple_op): Likewise.
16416 (is_gimple_stmt): Likewise.
16417 (walk_stmt_load_store_addr_ops): Likewise.
16418 (gimple_build_cdt): Remove.
16419 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16420 * gimple.h (gimple_cdt_new_type): Remove.
16421 (gimple_cdt_new_type_ptr): Likewise.
16422 (gimple_cdt_set_new_type): Likewise.
16423 (gimple_cdt_location): Likewise.
16424 (gimple_cdt_location_ptr): Likewise.
16425 (gimple_cdt_set_location): Likewise.
16426 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16427 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16428 GIMPLE_CHANGE_DYNAMIC_TYPE.
16429 (verify_types_in_gimple_stmt): Likewise.
16430 * tree-inline.c (estimate_num_insns): Likewise.
16431 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16432 (copy_decl_to_var): Likewise.
16433 (copy_result_decl_to_var): Likewise.
16434 * tree-pretty-print.c (dump_generic_node): Do not handle
16435 CHANGE_DYNAMIC_TYPE_EXPR.
16436 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16437 * tree-ssa-operands.c (get_expr_operands): Likewise.
16438 * tree-ssa-structalias.c (struct variable_info): Remove
16439 no_tbaa_pruning member.
16440 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16441 (unify_nodes): Do not copy it.
16442 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16443 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16444 (set_uids_in_ptset): Do not check it.
16445 (find_what_var_points_to): Likewise.
16446 (compute_tbaa_pruning): Remove.
16447 (compute_points_to_sets): Do not call it.
16448 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16449 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16450 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16451 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16452 (DECL_NO_TBAA_P): Likewise.
16453 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16454 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16455 (expand_omp_atomic_pipeline): Do not set it.
16456 * print-tree.c (print_node): Do not dump it.
16457 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16460 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16463 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16466 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16468 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16471 2009-05-22 Ben Elliston <bje@au.ibm.com>
16473 * Makefile.in (bversion.h, s-bversion): New targets.
16474 (TOPLEV_H): Add bversion.h.
16475 * toplev.h: Include "bversion.h".
16476 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16477 the __format__ attribute only if compiling with the same version
16478 of GCC as the sources (the "build version").
16480 2009-05-22 Ben Elliston <bje@au.ibm.com>
16482 * c-format.c (handle_format_attribute): Fix comment typo.
16484 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16487 * config/ia64/ia64.opt (mfused-madd): New.
16488 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16489 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16490 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16491 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16492 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16493 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16494 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16495 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16496 instruction if !TARGET_FUSED_MADD.
16497 (fpma, fpms): Remove colon from name.
16499 2009-05-22 Richard Guenther <rguenther@suse.de>
16501 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16502 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16503 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16505 (create_expression_by_pieces): Only convert if necessary.
16506 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16507 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16509 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16511 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16512 regular pattern from a template and rename it ...
16513 (*extzv_truncsi_exts): ... to this.
16515 2009-05-21 Richard Guenther <rguenther@suse.de>
16517 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16518 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16519 (cgraph_default_inline_p): Likewise.
16520 (cgraph_decide_inlining_incrementally): Likewise.
16522 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16523 Uros Bizjak <ubizjak@gmail.com>
16525 * config/i386/cpuid.h (bit_MOVBE): New.
16527 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16529 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16530 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16531 (ix86_handle_option): Handle OPT_mmovbe.
16532 (ix86_target_string): Add -mmovbe.
16533 (pta_flags): Add PTA_MOVBE.
16534 (processor_alias_table): Add PTA_MOVBE to "atom".
16535 (override_options): Handle PTA_MOVBE.
16537 * config/i386/i386.h (TARGET_MOVBE): New.
16539 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16540 (*bswapsi_movbe): New.
16541 (*bswapdi_movbe): Likewise.
16542 (bswapdi2): Renamed to ...
16543 (*bswapdi_1): This.
16544 (bswapdi2): New expander.
16546 * config/i386/i386.opt (mmovbe): New.
16548 * doc/invoke.texi: Document -mmovbe.
16550 2009-05-21 Taras Glek <tglek@mozilla.com>
16552 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16553 * gcc-plugin.h (plugin_init): Updated signature.
16554 * gcc-plugin.h (plugin_name_args): Moved to this header.
16555 * doc/plugins.texi (plugin_init): Updated documention to reflect
16557 * doc/plugins.texi (plugin_name_args): Added to documention.
16559 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16561 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16562 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16564 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16566 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16567 JUMP_TABLE_DATA_P predicates where applicable.
16568 * config/i386/predicates.md: Ditto.
16569 * config/i386/sse.md: Ditto.
16571 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16573 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16574 operand2 -128 override length_immediate attribute to 1.
16575 * config/i386/predicates.md (constm128_operand): New predicate.
16577 * config/i386/i386.c (memory_address_length): Handle %r12
16578 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16580 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16581 mode look through optional ZERO_EXTEND and SUBREG.
16582 * config/i386/i386.md (R12_REG): New define_constant.
16583 (prefix_data16): For sse unit set also for MODE_TI insns.
16584 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16585 insns set if operand 1 is ext_QIreg_operand.
16586 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16587 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16589 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16590 mode from MODE_DI to MODE_SI.
16591 (movdi_1_rex64): Override modrm and length_immediate attributes
16592 only for movabs (TYPE_IMOV, alternative 2).
16593 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16594 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16595 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16596 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16597 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16598 prefix_rex attribute if DImode.
16599 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16600 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16601 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16602 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16603 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16604 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16605 Likewise. For TYPE_IMOV clear length_immediate attribute.
16606 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16607 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16608 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16609 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16610 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16611 or one operand TYPE_ISHIFT.
16612 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16613 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16614 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16615 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16616 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16617 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16618 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16619 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16620 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16621 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16622 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16623 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16624 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16625 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16626 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16627 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16628 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16629 set mode attribute, don't override length attribute.
16630 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16632 (return_internal_long): Set length attribute to 2 instead of 1.
16633 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16634 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16635 prefix_rex attribute.
16636 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16638 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16640 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16642 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16644 2009-05-20 Ian Lance Taylor <iant@google.com>
16646 * tree.c (build_tree_list_vec_stat): New function.
16647 (ctor_to_vec): New function.
16648 (build_nt_call_vec): New function.
16649 (build_call_array): Change args to be a const pointer.
16650 (build_call_vec): New function.
16651 * tree.h (build_nt_call_vec): Declare.
16652 (build_tree_list_vec_stat): Declare.
16653 (build_tree_list_vec): Define.
16654 (build_call_array): Update declaration.
16655 (build_call_vec): Declare.
16656 (ctor_to_vec): Declare.
16657 * c-common.c (tree_vector_cache): New static variable.
16658 (make_tree_vector): New function.
16659 (release_tree_vector): New function.
16660 (make_tree_vector_single): New function.
16661 (make_tree_vector_copy): New function.
16662 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16663 (make_tree_vector_single, make_tree_vector_copy): Declare.
16664 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16665 (c_parser_expr_list): Don't manage cache here, instead call
16667 (c_parser_release_expr_list): Remove static function.
16668 (c_parser_vec_to_tree_list): Remove static function.
16669 (c_parser_attributes): Call build_tree_list_vec instead of
16670 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16671 c_parser_release_expr_list.
16672 (c_parser_postfix_expression_after_primary): Likewise.
16673 (c_parser_objc_keywordexpr): Likewise.
16675 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16677 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16678 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16679 TARGET_CONVERT_TO_TYPE.
16680 * hooks.c (hook_tree_const_tree_null): Define.
16681 * hooks.h (hook_tree_const_tree_null): Declare.
16682 * target.h (struct gcc_target): Add invalid_parameter_type,
16683 invalid_return_type, promoted_type, and convert_to_type fields.
16684 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16685 (TARGET_INVALID_RETURN_TYPE): Define.
16686 (TARGET_PROMOTED_TYPE): Define.
16687 (TARGET_CONVERT_TO_TYPE): Define.
16688 (TARGET_INITIALIZER): Update for new fields.
16689 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16690 (grokparms): Check targetm.invalid_parameter_type.
16691 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16692 * c-convert.c (convert): Check targetm.convert_to_type.
16694 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16696 * config/mips/mips.md (*extenddi_truncate<mode>,
16697 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16699 (*extendhi_truncateqi): New define_insn_and_sptit.
16701 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16703 PR middle-end/40204
16704 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16705 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16707 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16709 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16710 the operand of VIEW_CONVERT_EXPR.
16712 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16714 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16715 extended family and model for Intel processors. Support Intel Atom.
16717 2009-05-20 Olivier Hainque <hainque@adacore.com>
16719 * gstab.h (stab_code_type): Define, to be used instead of the
16720 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16722 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16723 occurrences by stab_code_type.
16724 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16726 2009-05-20 Martin Jambor <mjambor@suse.cz>
16728 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16729 (sra_insert_before): Likewise.
16730 (sra_insert_after): Likewise.
16731 (sra_init_cache): Likewise.
16732 (sra_type_can_be_decomposed_p): Likewise.
16733 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16734 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16735 (sra_insert_before): Likewise.
16736 (sra_insert_after): Likewise.
16737 (sra_init_cache): Likewise.
16738 (insert_edge_copies_seq): Made static and moved upwards.
16740 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16743 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16745 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16746 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16749 2009-05-20 Richard Guenther <rguenther@suse.de>
16751 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16752 with mismatched comparison modes.
16754 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16756 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16757 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16758 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16759 with shifts for Thumb2.
16760 (orsi_notsi): New for orn.
16761 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16762 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16763 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16764 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16765 Don't invert remainder for IOR.
16767 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16769 PR tree-optimization/40087
16770 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16771 number_of_iterations_ne): Rename never_infinite argument.
16772 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16773 number_of_iterations_le): Handle pointer-type ivs when
16774 exit_must_be_taken is false.
16775 (number_of_iterations_cond): Do not always assume that
16776 exit_must_be_taken if the control variable is a pointer.
16778 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16780 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16781 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16783 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16785 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16786 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16788 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16791 * c.opt (Wlogical-op): Disabled by default.
16792 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16794 * doc/invoke.texi (Wlogical-op): Likewise.
16796 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16798 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16800 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16801 Propagate the type of the first operand.
16802 <ASSERT_EXPR>: Simplify.
16803 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16804 Rewrite using the RHS code as discriminant.
16805 <NOP_EXPR>: Turn into CASE_CONVERT.
16806 <PLUS_EXPR>: Propagate the type of the first operand.
16808 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16810 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16811 (ia64_dconst_0_375): New.
16812 * config/ia64/ia64.c (ia64_override_options): Remove
16813 -minline-sqrt-min-latency warning.
16814 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16815 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16816 * config/ia64/ia64.md (*sqrt_approx): Remove.
16817 (sqrtsf2): Remove #if 0.
16818 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16819 (sqrtdf): Remove assert.
16820 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16821 (sqrtxf2): Remove #if 0.
16822 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16823 * div.md (sqrt_approx_rf): New.
16824 (sqrtsf2_internal_thr): New implementation.
16825 (sqrtsf2_internal_lat): New.
16826 (sqrtdf2_internal_thr: New implementation.
16827 (sqrtxf2_internal): New implementation.
16829 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16830 Hans-Peter Nilsson <hp@axis.com>
16832 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16833 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16834 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16835 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16836 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16837 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16838 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16839 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16840 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16841 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16842 * c-common.c: ...from here.
16844 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16846 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16848 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16850 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16852 2009-05-19 Ben Elliston <bje@au.ibm.com>
16854 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16855 assignments with memcpy calls.
16856 (add_fdes): Likewise.
16857 (binary_search_unencoded_fdes): Likewise.
16858 (linear_search_fdes): Eliminate type puns.
16860 2009-05-19 Richard Guenther <rguenther@suse.de>
16862 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16863 not falsely claim to have propagated into all uses.
16865 2009-05-19 Ben Elliston <bje@au.ibm.com>
16867 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16870 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16872 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16873 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16874 (TARGET_LEGITIMATE_ADDRESS_P): New.
16875 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16876 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16878 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16881 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16882 child of the containing namespace's DIE.
16884 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16886 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16887 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16888 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16891 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16894 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16895 gen_align with gen_pad.
16896 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16897 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16899 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16900 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16902 * config/i386/i386.md (align): Renamed to ...
16903 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16904 ASM_OUTPUT_MAX_SKIP_PAD.
16906 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16908 * config.gcc: Fix variable syntax.
16911 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16912 before calling exact_log2.
16913 (output_iorsi3): Likewise.
16914 (output_xorsi3): Likewise.
16916 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16918 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16919 for the none zero constant operand except for EQ and NE
16920 comprisons even when the first operand is R0.
16922 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16924 * config/s390/2064.md: Remove trailing whitespaces.
16925 * config/s390/2084.md: Likewise.
16926 * config/s390/constraints.md: Likewise.
16927 * config/s390/fixdfdi.h: Likewise.
16928 * config/s390/libgcc-glibc.ver: Likewise.
16929 * config/s390/s390-modes.def: Likewise.
16930 * config/s390/s390-protos.h: Likewise.
16931 * config/s390/s390.c: Likewise.
16932 * config/s390/s390.h: Likewise.
16933 * config/s390/s390.md: Likewise.
16934 * config/s390/tpf-unwind.h: Likewise.
16936 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16938 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16940 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16943 * configure.ac (m68k-*-*): Check if binutils support TLS.
16944 * configure: Regenerate.
16945 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16946 * config/m68k/constraints.md (Cu): New constraint.
16947 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16948 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16949 (movsi): Handle TLS symbols.
16950 (addsi3_5200): Handle XTLS symbols, indent.
16951 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16952 (m68k_tls_reference_p): Declare.
16953 (m68k_legitimize_address): Declare.
16954 (m68k_unwrap_symbol): Declare.
16955 * config/m68k/m68k.opt (mxtls): New option.
16956 * config/m68k/m68k.c (ggc.h): Include.
16957 (m68k_output_dwarf_dtprel): Implement hook.
16958 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16959 (m68k_expand_prologue): Load GOT pointer when function needs it.
16960 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16961 (m68k_legitimate_constant_address_p): Same.
16962 (m68k_decompose_address): Handle TLS references.
16963 (m68k_get_gp): New static function.
16964 (enum m68k_reloc): New contants.
16965 (TLS_RELOC_P): New macro.
16966 (m68k_wrap_symbol): New static function.
16967 (m68k_unwrap_symbol): New function.
16968 (m68k_final_prescan_insn_1): New static function.
16969 (m68k_final_prescan_insn): New function.
16970 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16972 (legitimize_pic_address): Handle TLS references..
16973 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16974 (m68k_libcall_value_in_a0_p)
16975 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16976 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16977 (m68k_legitimize_tls_address): Handle TLS references.
16978 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16980 (m68k_legitimize_address): Handle TLS symbols.
16981 (m68k_get_reloc_decoration): New static function.
16982 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16984 (m68k_output_dwarf_dtprel): Implement hook.
16985 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16986 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16987 m68k_call_* routines.
16988 (sched_attr_op_type): Handle TLS symbols.
16989 (gt-m68k.h): Include.
16990 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16991 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16993 2009-05-18 Martin Jambor <mjambor@suse.cz>
16995 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16996 (visit_store_addr_for_mod_analysis): New function.
16997 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16998 (determine_cst_member_ptr): Use gimple_assign_single_p.
16999 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
17000 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
17001 operands. Don't check number of operands of a NOP_EXPR.
17003 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
17005 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
17007 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
17010 * c-common.c (warn_logical_operator): Don't warn if one of
17011 expression isn't always true or false.
17013 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
17015 * config/i386/biarch32.h: New file.
17016 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
17018 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
17020 * config/mips/mips.md (*zero_extend<mode>_trunchi,
17021 *zero_extend<mode>_truncqi): Merge these into ...
17022 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
17023 Name the pattern following this as *zero_extendhi_truncqi.
17025 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
17027 PR middle-end/39301
17028 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
17029 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
17030 (output_info): Make field HOST_WIDEST_INT.
17031 (print_statistics): Use HOST_WIDEST_INT_PRINT.
17032 (dump_bitmat_statistics): Same.
17034 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
17036 * config.gcc (use_gcc_stdint): Set to wrap.
17037 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
17038 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
17039 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
17040 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
17041 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
17042 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
17043 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
17044 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
17046 2009-05-16 Joseph Myers <joseph@codesourcery.com>
17048 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
17050 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
17051 Move definitions earlier.
17052 (OPT_ARCH64, OPT_ARCH32): Define.
17053 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17056 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17059 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17062 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17064 * arm.md (movdi2): Copy non-reg values to DImode registers.
17066 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17069 * final.c (label_to_max_skip): New function.
17070 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17071 CODE_LABEL_NUMBER <= max_labelno.
17072 * output.h (label_to_max_skip): New prototype.
17073 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17074 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17075 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17076 Handle CODE_LABELs with >= 16 byte alignment or with
17077 max_skip == (1 << align) - 1.
17078 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17079 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17082 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17083 .p2align 3 if MAX_SKIP is smaller than 7.
17084 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17086 2009-05-15 Ian Lance Taylor <iant@google.com>
17088 * alias.c (struct alias_set_entry_d): Rename from struct
17089 alias_set_entry. Change all uses.
17090 * except.c (struct call_site_record_d): Rename from struct
17091 call_site_record. Change all uses.
17092 * except.h (struct eh_region_d): Rename from struct eh_region.
17094 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17096 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17097 ivtype_map_elt. Change all uses.
17098 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17100 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17101 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17103 (struct sese_d): Rename from struct sese. Change all uses.
17104 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17105 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17106 * optabs.h (struct optab_d): Rename from struct optab. Change all
17108 (struct convert_optab_d): Rename from struct convert_optab.
17110 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17111 ipa_opt_pass. Change all uses.
17112 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17115 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17116 defined as a typedef.
17117 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17120 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17123 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17125 (merge_ranges): Returns bool.
17126 * tree.h (make_range): .. to here.
17127 (build_range_check): Likewise.
17128 (merge_ranges): Likewise. Renamed from merge_ranges.
17129 * c-typeck.c (parser_build_binary_op): Update calls to
17130 warn_logical_operator.
17131 * c-common.c (warn_logical_operator): Add new warning.
17132 * c-common.h (warn_logical_operator): Update declaration.
17134 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17136 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17138 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17140 * doc/install.texi: Document MPC requirements, flags etc.
17142 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17143 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17144 Evaluate constant arguments.
17145 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17146 (fold_builtin_1): Likewise, also evaluate constant arguments.
17147 Remove superfluous break.
17148 (do_mpc_ckconv): New.
17149 * real.h: Include mpc.h.
17150 * toplev.c (print_version): Output MPC version info if available.
17152 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17154 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17156 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17158 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17161 2009-05-15 Jan Hubicka <jh@suse.cz>
17163 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17164 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17165 (try_inline): Fix return value.
17166 (cgraph_decide_inlining_incrementally): Honor new value.
17167 (cgraph_early_inlining): Handle indirect inlining.
17168 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17170 2009-05-15 Jan Hubicka <jh@suse.cz>
17172 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17173 * cgraphunit.c (cgraph_finalize_function): Set it.
17174 (cgraph_expand_function): Use it.
17176 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17178 * real.c (encode_ieee_half): Define.
17179 (decode_ieee_half): Define.
17180 (ieee_half_format): Define.
17181 (arm_half_format): Define.
17182 * real.h (ieee_half_format): Declare.
17183 (arm_half_format): Declare.
17185 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17187 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17188 swapped, and reversed optabs exist before trying to use them.
17190 2009-05-15 Paul Brook <paul@codesourcery.com>
17191 Sandra Loosemore <sandra@codesourcery.com>
17193 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17194 loads. Allow PRE_DEC.
17195 (output_move_neon): Handle PRE_DEC.
17196 (arm_print_operand): Add 'A' for neon structure loads.
17197 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17198 * config/arm/neon.md (neon_mov): Update comment.
17199 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17201 (Um): New constraint.
17203 2009-05-15 Jan Hubicka <jh@suse.cz>
17205 Revert the following patch until testsuite fallout is fixed:
17206 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17207 * cgraph.h (struct inline_summary): New filed self_wize,
17208 size_inlining_benefit, self_time and time_inlining_benefit.
17209 (struct cgraph_global_info): Replace insns by time ans size fields.
17210 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17211 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17212 (ipcp_update_callgraph): Do not touch function bodies.
17213 * ipa-inline.c: Include except.h
17214 (MAX_TIME): New constant.
17215 (overall_insns): Remove
17216 (overall_size, max_benefit): New static variables.
17217 (cgraph_estimate_time_after_inlining): New function.
17218 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17219 (cgraph_clone_inlined_nodes): Update size.
17220 (cgraph_mark_inline_edge): Update size.
17221 (cgraph_estimate_growth): Use size info.
17222 (cgraph_check_inline_limits): Check size.
17223 (cgraph_default_inline_p): Likewise.
17224 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17225 (cgraph_decide_recursive_inlining): Check size.
17226 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17228 (cgraph_decide_inlining): Likewise.
17229 (cgraph_decide_inlining_incrementally): Likewise; honor
17230 PARAM_EARLY_INLINING_INSNS.
17231 (likely_eliminated_by_inlining_p): New predicate.
17232 (estimate_function_body_sizes): New function.
17233 (compute_inline_parameters): Use it.
17234 * except.c (must_not_throw_labels): New function.
17235 * except.h (must_not_throw_labels): Declare.
17236 * tree-inline.c (init_inline_once): Kill inlining_weigths
17237 * tree-ssa-structalias.c: Avoid uninitialized warning.
17238 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17239 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17240 (PARAM_INLINE_CALL_COST): Remove.
17241 (PARAM_EARLY_INLINING_INSNS): New.
17243 2009-05-15 Richard Guenther <rguenther@suse.de>
17245 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17246 not TODO_update_ssa.
17248 2009-05-15 Richard Guenther <rguenther@suse.de>
17250 PR tree-optimization/39999
17251 * gimple.h (gimple_expr_type): Use the expression type looking
17252 through useless conversions.
17253 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17254 (vn_nary_op_insert_stmt): Likewise.
17255 (simplify_binary_expression): Likewise.
17257 2009-05-15 Richard Guenther <rguenther@suse.de>
17259 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17260 New options, enabled by default.
17261 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17263 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17264 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17265 * tree-ssa-structalias.c (gate_tree_pta): New function.
17266 (pass_build_alias): Use it.
17268 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17270 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17271 recurse on an invariant address if a conversion from a pointer
17272 type to a wider integer type is involved.
17274 2009-05-15 Jan Hubicka <jh@suse.cz>
17276 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17277 * cgraph.h (struct inline_summary): New filed self_wize,
17278 size_inlining_benefit, self_time and time_inlining_benefit.
17279 (struct cgraph_global_info): Replace insns by time ans size fields.
17280 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17281 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17282 (ipcp_update_callgraph): Do not touch function bodies.
17283 * ipa-inline.c: Include except.h
17284 (MAX_TIME): New constant.
17285 (overall_insns): Remove
17286 (overall_size, max_benefit): New static variables.
17287 (cgraph_estimate_time_after_inlining): New function.
17288 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17289 (cgraph_clone_inlined_nodes): Update size.
17290 (cgraph_mark_inline_edge): Update size.
17291 (cgraph_estimate_growth): Use size info.
17292 (cgraph_check_inline_limits): Check size.
17293 (cgraph_default_inline_p): Likewise.
17294 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17295 (cgraph_decide_recursive_inlining): Check size.
17296 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17298 (cgraph_decide_inlining): Likewise.
17299 (cgraph_decide_inlining_incrementally): Likewise; honor
17300 PARAM_EARLY_INLINING_INSNS.
17301 (likely_eliminated_by_inlining_p): New predicate.
17302 (estimate_function_body_sizes): New function.
17303 (compute_inline_parameters): Use it.
17304 * except.c (must_not_throw_labels): New function.
17305 * except.h (must_not_throw_labels): Declare.
17306 * tree-inline.c (init_inline_once): Kill inlining_weigths
17307 * tree-ssa-structalias.c: Avoid uninitialized warning.
17308 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17309 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17310 (PARAM_INLINE_CALL_COST): Remove.
17311 (PARAM_EARLY_INLINING_INSNS): New.
17312 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17313 (inline-call-cost): Remove.
17314 (early-inlining-insns): New.
17316 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17318 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17320 (print_int_cst_bounds_in_octal_p): Likewise.
17321 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17323 * dwarf2out.c (base_type_die): Likewise.
17324 (is_subrange_type): Delete.
17325 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17326 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17327 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17328 if the destination type is boolean.
17329 (build_range_check): Do not special-case subtypes.
17330 (fold_sign_changed_comparison): Likewise.
17331 (fold_unary): Likewise.
17332 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17333 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17334 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17335 * tree.c (subrange_type_for_debug_p): New predicate based on the
17336 former is_subrange_type.
17337 * tree.h (subrange_type_for_debug_p): Declare.
17338 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17339 (convert_affine_scev): Remove call to above function.
17340 (chrec_convert_aggressive): Likewise.
17341 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17342 false for conversions involving subtypes.
17343 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17344 (vrp_val_min): Likewise.
17345 (needs_overflow_infinity): Likewise.
17346 (extract_range_from_unary_expr): Likewise.
17348 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17350 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17351 * config/frv/frv.c: Likewise.
17352 * config/s390/s390.c: Likewise.
17353 * config/sparc/sparc.h: Likewise.
17354 * config/i386/i386.h: Likewise.
17355 * config/i386/i386.c: Likewise.
17356 * config/crx/crx.c: Likewise.
17357 * config/m68hc11/m68hc11.h: Likewise.
17358 * config/iq2000/iq2000.c: Likewise.
17359 * config/mn10300/mn10300.h: Likewise.
17360 * config/mn10300/mn10300.c: Likewise.
17361 * config/m68k/m68k.c: Likewise.
17362 * config/rs6000/rs6000.c: Likewise.
17363 * config/rs6000/xcoff.h: Likewise.
17364 * config/rs6000/linux64.h: Likewise.
17365 * config/rs6000/sysv4.h: Likewise.
17366 * config/score/score3.c: Likewise.
17367 * config/score/score7.c: Likewise.
17368 * config/score/score.c: Likewise.
17369 * config/arm/arm.md: Likewise.
17370 * config/mips/mips.c: Likewise.
17371 * config/mips/mips.md: Likewise.
17372 * config/bfin/bfin.h: Likewise.
17373 * config/pa/pa.c: Likewise.
17374 * config/pa/constraints.md: Likewise.
17376 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17377 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17378 * config/pdp11/pdp11.h: Use memory_address_p instead.
17380 2009-05-14 Ian Lance Taylor <iant@google.com>
17382 * passes.c (finish_optimization_passes): Change i to int.
17383 * plugin.c (plugins_active_p): Change event to int.
17384 (dump_active_plugins): Likewise.
17385 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17387 * tree.c (tree_range_check_failed): Change c to unsigned int.
17388 (omp_clause_range_check_failed): Likewise.
17389 (build_common_builtin_nodes): Change mode to int. Add cast.
17390 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17391 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17393 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17394 ++ or -- with a variable of enum type.
17396 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17399 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17401 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17403 * store-motion.c: Do not include params.h
17404 * Makefile.in: Fix dependencies for various files.
17406 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17408 * auto-inc-dec.c: Fix pass description, remove apparent
17409 accidental duplication.
17411 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17413 PR middle-end/40147
17414 * ipa-utils.h (memory_identifier_string): Moved to ...
17415 * tree.h (memory_identifier_string): Here. Add GTY(()).
17417 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17419 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17420 in the former documentation of...
17421 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17422 * ira-conflicts.c (get_dup_num): Use address_operand.
17423 * targhooks.c (default_legitimate_address_p): New.
17424 * targhooks.h (default_legitimate_address_p): New.
17425 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17427 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17428 * target.h (struct target): Add legitimate_address_p.
17429 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17430 (TARGET_INITIALIZER): Include it.
17432 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17433 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17434 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17435 (TARGET_LEGITIMATE_ADDRESS_P): New.
17437 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17438 (REG_OK_STRICT_P): Delete.
17439 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17440 (frv_legitimate_address_p_1): ... this.
17441 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17442 (frv_legitimate_address_p_1): ... the renamed old
17443 frv_legitimate_address_p.
17444 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17445 (TARGET_LEGITIMATE_ADDRESS_P): New.
17447 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17448 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17449 * config/s390/s390.c (legitimate_address_p): Rename to...
17450 (s390_legitimate_address_p): ... this, make static.
17451 (legitimize_address): Adjust call.
17452 (TARGET_LEGITIMATE_ADDRESS_P): New.
17453 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17455 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17456 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17457 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17458 (TARGET_LEGITIMATE_ADDRESS_P): New.
17460 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17461 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17462 * config/spu/spu.c (spu_legitimate_address): Rename to...
17463 (spu_legitimate_address_p): ... this, make static.
17464 (TARGET_LEGITIMATE_ADDRESS_P): New.
17466 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17467 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17468 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17469 (sparc_legitimate_address_p): ... this, make static and return bool.
17470 (legitimize_address): Adjust call.
17471 (TARGET_LEGITIMATE_ADDRESS_P): New.
17473 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17474 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17475 * config/i386/i386.c (legitimate_address_p): Rename to...
17476 (ix86_legitimate_address_p): ... this, make static.
17477 (constant_address_p): Move after it, adjust call.
17478 (TARGET_LEGITIMATE_ADDRESS_P): New.
17480 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17481 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17482 * config/avr/avr.c (legitimate_address_p): Rename to...
17483 (avr_legitimate_address_p): ... this, make static.
17484 (legitimize_address): Adjust call.
17485 (TARGET_LEGITIMATE_ADDRESS_P): New.
17487 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17488 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17489 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17490 (TARGET_LEGITIMATE_ADDRESS_P): New.
17492 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17493 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17494 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17495 (TARGET_LEGITIMATE_ADDRESS_P): New.
17497 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17498 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17500 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17502 (TARGET_LEGITIMATE_ADDRESS_P): New.
17504 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17505 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17507 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17509 (m68hc11_legitimate_address_p): ... this, make static.
17510 (go_if_legitimate_address_internal): Rename to...
17511 (m68hc11_legitimate_address_p_1): ... this.
17512 (legitimize_address): Adjust call.
17513 (TARGET_LEGITIMATE_ADDRESS_P): New.
17515 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17516 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17517 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17518 (TARGET_LEGITIMATE_ADDRESS_P): New.
17520 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17521 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17522 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17523 (mn10300_legitimate_address_p): ... this, make static.
17524 (TARGET_LEGITIMATE_ADDRESS_P): New.
17526 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17527 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17528 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17529 (TARGET_LEGITIMATE_ADDRESS_P): New.
17531 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17532 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17533 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17534 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17535 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17536 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17537 (rs6000_legitimate_address_p): ... this, make static.
17538 (TARGET_LEGITIMATE_ADDRESS_P): New.
17539 (REG_MODE_OK_FOR_BASE_P): Delete.
17540 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17542 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17543 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17545 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17546 static, adjust types.
17547 (TARGET_LEGITIMATE_ADDRESS_P): New.
17549 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17550 * config/score/score.c (score_address_p): Rename to...
17551 (score_legitimate_address_p): ... this.
17552 (TARGET_LEGITIMATE_ADDRESS_P): New.
17553 * config/score/score3.c (score3_address_p): Rename to...
17554 (score3_legitimate_address_p): ... this.
17555 * config/score/score7.c (score7_address_p): Rename to...
17556 (score7_legitimate_address_p): ... this.
17558 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17559 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17560 GO_IF_LEGITIMATE_ADDRESS): Delete.
17561 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17562 thumb2_legitimate_address_p): Delete.
17563 (arm_legitimate_address_p): Rename to...
17564 (arm_legitimate_address_outer_p): ... this.
17565 * config/arm/constraints.md ("Uq"): Adjust call.
17566 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17567 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17569 (arm_legitimate_address_outer_p): ... this.
17570 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17572 (TARGET_LEGITIMATE_ADDRESS_P): New.
17574 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17575 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17576 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17577 (TARGET_LEGITIMATE_ADDRESS_P): New.
17579 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17580 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17581 * config/vax/vax.c (legitimate_address_p): Rename to...
17582 (vax_legitimate_address_p): ... this, make static.
17583 (TARGET_LEGITIMATE_ADDRESS_P): New.
17585 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17586 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17587 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17588 (TARGET_LEGITIMATE_ADDRESS_P): New.
17590 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17591 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17592 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17593 (mmix_legitimate_address_p): ... this, make static.
17594 (TARGET_LEGITIMATE_ADDRESS_P): New.
17596 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17597 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17598 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17599 (TARGET_LEGITIMATE_ADDRESS_P): New.
17601 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17603 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17604 of MODE_COMPLEX_INT.
17606 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17608 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17609 LCT_NORMAL in function call.
17610 * mips-tdump.c (print_file_desc): Add cast to enum type.
17611 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17612 (mark_stabs): Add casts to enum types.
17613 (parse_stabs_common): Add casts to enum types.
17615 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17617 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17618 Check for invalid values of LETTER.
17620 2009-05-13 Taras Glek <tglek@mozilla.com>
17622 * attribs.c (register_attribute): moved out attribute registration
17623 into register_attribute.
17624 * doc/plugins.texi: Documented register_attribute and
17626 * gcc-plugin.h: Added forward decl for register_attribute.
17627 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17628 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17629 PLUGIN_ATTRIBUTES boilerplate.
17631 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17633 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17634 values even in sentinel and empty entries.
17635 (ms_printf_flag_specs): Likewise.
17636 (ms_scanf_flag_specs): Likewise.
17637 (ms_strftime_flag_specs): Likewise.
17638 (ms_print_char_table): Likewise.
17639 (ms_scan_char_table): Likewise.
17640 (ms_time_char_table): Likewise.
17642 2009-05-13 Doug Kwan <dougkwan@google.com>
17644 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17646 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17648 * config/mips/mips.md (store): Add attributes for QI and HI.
17650 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17651 (truncdi<mode>2): ... this new pattern.
17653 2009-05-13 Brad Hards <bradh@kde.org>
17655 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17657 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17658 Ben Elliston <bje@au.ibm.com>
17660 PR middle-end/40035
17661 * dse.c (check_mem_read_rtx): Guard against width == -1.
17663 2009-05-13 Michael Matz <matz@suse.de>
17665 PR middle-end/39976
17666 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17667 (trivially_conflicts_p): New function.
17668 (insert_backedge_copies): Use it.
17670 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17672 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17673 (handle_stdc_pragma): Use new enum constant names.
17674 (handle_pragma_float_const_decimal64): Ditto.
17676 2009-05-13 Ian Lance Taylor <iant@google.com>
17678 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17681 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17683 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17684 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17686 * config/m68k/m68k.h (FL_UCLINUX): Define.
17688 2009-05-13 Jan Hubicka <jh@suse.cz>
17690 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17692 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17694 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17695 unless -fschedule-insns is specified.
17697 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17700 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17701 TARGET_EXPAND_CBRANCHDI4.
17702 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17703 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17704 (cmpeqdi): Fix comment.
17706 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17708 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17709 (sh_legitimate_address_p): Likewise.
17710 * config/sh/sh.c (sh_legitimate_index_p): New.
17711 (sh_legitimate_address_p): Likewise.
17712 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17713 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17714 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17715 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17716 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17717 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17718 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17719 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17720 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17722 2009-05-12 Jan Hubicka <jh@suse.cz>
17724 * tree-inline.c (estimate_operator_cost): Add operands;
17725 when division happens by constant, it is cheap.
17726 (estimate_num_insns): Loads and stores are not having cost of 0;
17727 EH magic stuff is cheap; when computing runtime cost of switch,
17728 use log2 base of amount of its cases; builtin_expect has cost of 0;
17729 compute cost for moving return value of call.
17730 (init_inline_once): Initialize time_based flags.
17731 * tree-inline.h (eni_weights_d): Add time_based flag.
17733 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17735 * df-core.c: Update head documentation.
17737 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17740 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17741 shadowing exisiting variable op1.
17743 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17746 * config/i386/driver-i386.c (processor_signatures): New enum.
17747 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17748 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17749 processor signature to detect geode processor.
17751 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17755 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17757 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17758 causes spurious differences between trunk and cond-optab branch.
17760 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17762 * dojump.c (compare_from_rtx): Delete.
17763 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17764 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17765 if the comparison does not satisfy the predicate; test predicates for
17766 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17767 further if one existing pattern fails.
17768 * expr.h (compare_from_rtx): Delete.
17769 (prepare_operand): Declare it.
17770 * optabs.c: Change "lib call" to "libcall" throughout.
17771 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17772 HAVE_conditional_trap, emit_cmp_insn): Delete.
17773 (can_compare_p): Delete cmp_optab case.
17774 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17775 Accept other parameters by value.
17776 (prepare_operand): Make non-static.
17777 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17778 other parameters by value. Try to widen operands here based on
17779 an optab_methods argument and looking at cbranch_optab.
17780 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17781 loop. Use cbranch_optab directly.
17782 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17783 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17785 (emit_conditional_move, emit_conditional_add): Inline what's needed
17786 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17787 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17788 with COMPARE. Move cmov_optab and cstore_optab above
17789 with cbranch_optab, move cmp_optab down with ucmp_optab,
17790 remove tst_otpab. Do not initialize trap_rtx.
17791 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17792 for trap code. Do not check HAVE_conditional_trap. Use
17793 prepare_cmp_insn. Accept no predicate for operand 3.
17794 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17795 (OTI_ctrap, ctrap_optab): New.
17796 (tst_optab): Delete.
17797 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17798 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17799 with lookup of ctrap_optab.
17800 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17802 (ctrap_optab): New.
17804 * combine.c (combine_simplify_rtx, simplify_set): Do not
17805 special case comparing against zero for cc0 machines.
17806 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17807 COMPARE on cc0 machines.
17808 (simplify_relational_operation): Return a new expression when
17809 a COMPARE could be removed.
17810 * final.c (final_scan_insn): Compare cc_status values
17811 against LHS of a (compare FOO (const_int 0)) cc0 source.
17812 Also check if cc_status.value is the full compare.
17814 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17815 (cstoreMM4): Document.
17816 (conditional_trap): Document ctrapMM4 instead.
17817 (sync_compare_and_swapMM): Refer to cbranchcc4.
17818 (Dependent Patterns): Eliminate obsolete information referring to
17819 the old jump optimization phase.
17820 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17821 of compares with 0 on cc0 machines.
17822 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17823 avoiding references to cc0. Remove text about storing operands
17825 * doc/tm.texi (Condition Codes): Include blurb on different
17826 condition code representations, separate into subsections for
17827 CC0, MODE_CC and conditional execution.
17829 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17830 alpha_emit_setcc): Accept operands and a machine mode.
17831 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17832 Get code/op0/op1 from operands, use machine mode argument
17833 instead of alpha_compare.fp_p. Emit the branch here.
17834 (alpha_emit_setcc): Likewise, and return boolean.
17835 (alpha_emit_conditional_move): Likewise. Assert that
17836 cmp_op_mode == cmp_mode, and simplify accordingly.
17837 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17838 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17839 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17841 (stack probe test): Use cbranchdi4.
17842 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17844 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17845 * config/arc/arc.h (movsicc, movsfcc): Use it.
17846 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17847 (cbranchsi4, cstoresi4): New.
17848 (cmpsi, bCC and sCC expanders): Remove.
17850 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17851 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17852 * config/arm/predicates.md (arm_comparison_operator): Only include
17853 floating-point operators if there is a hardware floating-point unit.
17854 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17855 deferring to cbranch_cc and cstore_cc respectively.
17856 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17857 cbranch_cc, cstore_cc): New.
17858 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17860 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17862 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17863 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17865 (adjust_insn_length): Adjust calls.
17866 (avr_reorg): Handle (compare (foo) (const_int 0)).
17867 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17868 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17869 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17870 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17872 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17873 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17875 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17876 (cbranchsi4, cstorebi4, cstoresi4): New.
17877 (movbisi): This insn is duplicate, split it to zero_extend.
17878 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17879 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17880 (bfin_optimize_loop): Use cbranch expander.
17881 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17882 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17883 (bfin_bimode_comparison_operator): ... this.
17884 (bfin_direct_comparison_operator): New.
17886 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17887 inside (compare FOO (const_int 0)).
17888 (cris_rtx_costs): Handle ZERO_EXTRACT.
17889 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17890 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17891 (*tstdi_v32): Delete.
17892 (*cmpdi_non_v32): Add M alternative for operand 1.
17893 (cmpsi, cmp<mode>): Make private.
17894 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17896 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17898 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17899 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17900 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17901 (cc_reg_operand): New.
17902 (any_cond): Delete.
17903 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17904 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17905 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17906 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17907 crx_expand_scond): Delete.
17909 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17911 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17912 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17914 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17915 cstoresi4, cstoresf4, cstoredf4): New.
17916 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17917 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17918 Receive the entire operands array.
17919 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17920 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17921 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17922 Get test/op0/op1 from the operands array.
17923 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17925 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17926 (h8300_expand_store): New.
17927 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17929 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17930 (h8300_expand_store): New.
17931 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17932 or do not try to produce (set (cc0) REG).
17933 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17934 change a compare into a move to a scratch register. Disable some
17935 peepholes when comparing with zero.
17936 (tstsi, tsthi, tstsi, cmpqi): Make private.
17938 (bCC, sCC): Delete.
17939 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17942 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17943 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17944 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17945 (ix86_emit_i387_log1p): Use cbranchxf2.
17946 (ix86_expand_setcc): Return void.
17947 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17948 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17949 cmp<MODEF>, cmpcc): Remove.
17950 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17951 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17952 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17953 (sCC and bCC expanders): Remove.
17954 (stack_protect_test): Use cbranchcc4.
17956 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17958 (ia64_expand_compare): Accept three rtx by reference and return void.
17959 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17960 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17961 from *expr. Update *expr with the BImode comparison to do.
17962 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17963 cmptf, bCC, sCC, conditional_trap): Delete.
17964 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17965 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17966 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17967 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17968 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17970 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17971 type of last argument.
17972 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17973 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17974 use machine mode argument instead of branch_type. Remove dead
17975 code for floating-point comparisons.
17976 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17977 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17979 (cbranchsi4, cstoresi4): New.
17980 * config/iq2000/predicates.md (reg_or_const_operand): New.
17982 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17983 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17984 (b<code>_op): Rewrite to...
17985 (bcc_op): ... this, using match_operator.
17986 (s<code>_op): Rewrite to...
17987 (scc_op): ... this, using match_operator.
17988 (s<code>_24_op): Rewrite to...
17989 (scc_op_24): ... this, using match_operator.
17990 (s<code>_<mode>): Rewrite to...
17991 (cstore<mode>4): ... this, using match_operator.
17992 (s<code>_<mode>_24): Rewrite to...
17993 (cstore<mode>4_24): ... this, using match_operator.
17994 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17995 m32c_unpend_compare, m32c_expand_scc): Delete.
17996 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17997 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17998 (m32c_expand_movcc): Change NE to EQ if necessary.
17999 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
18001 * config/m32r/m32r-protos.h (gen_cond_store): New.
18002 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
18003 (gen_cond_store): New, from sCC patterns.
18004 (m32r_expand_block_move): Use cbranchsi4.
18005 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
18006 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
18007 (cbranchsi4, cstoresi4): New.
18009 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
18011 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
18012 (m68hc11_notice_update_cc): Look into a compare with 0.
18013 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
18015 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
18016 cmphi, cmpqi, bCC): Delete.
18017 (cbranchsi4, cbranchhi4, cbranchqi4): New.
18018 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
18019 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
18022 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
18023 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
18024 * config/m68k/constraints.md (H): New.
18025 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
18026 the define_insn below.
18027 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
18028 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
18029 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
18030 patterns): Wrap RHS with COMPARE.
18031 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
18032 (*cmpdi_internal): Name this pattern.
18033 (cmpdi): Change to define_insn.
18034 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
18035 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
18036 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
18038 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
18039 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
18040 (conditional_trap): Change to...
18041 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
18042 (*conditional_trap): Use the ordered_comparison_operator and
18043 const1_operand predicates.
18044 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
18045 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
18046 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
18047 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
18049 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
18050 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
18051 (mcore_gen_compare): New.
18052 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18053 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18054 (mcore_gen_compare): ... this.
18055 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18056 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18057 (stack probe pattern): Use cbranchsi4.
18059 * config/mips/predicates.md (mips_cstore_operator): New.
18060 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18061 * config/mips/mips.md (any_cond): Delete.
18062 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18064 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18065 fixuns_truncsfdi2): Use cbranch patterns.
18066 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18067 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18068 Adjust call to mips_expand_conditional_branch.
18069 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18071 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18072 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18073 * config/mips/mips.c (cmp_operands): Delete.
18074 (mips_emit_compare): Get comparison operands from *op0/*op1.
18075 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18076 that it succeeds. Use op0/op1 instead of cmp_operands.
18077 (mips_expand_conditional_branch, mips_expand_conditional_move,
18078 mips_expand_conditional_trap): Likewise.
18079 (mips_block_move_loop): Use cbranch patterns.
18080 * config/mips/mips.h (cmp_operands): Delete.
18082 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18083 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18084 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18085 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18086 (*cmpcc_folded): Rename to...
18087 (*cmpdi_folded): this.
18088 (*cmpcc): Rename to...
18090 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18093 (cbranchdf4): New. Handle invalid comparisons here.
18094 * config/mmix/predicates.md (float_comparison_operator): New.
18096 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18097 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18098 * config/mn10300/mn10300.md (tst): Delete.
18099 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18100 Name these patterns and wrap RHS in a compare.
18101 (*cmpsi): Make this pattern private. Include tst.
18102 (*cmpsf): Make this pattern private.
18103 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18104 (compare with zero peepholes): Likewise.
18106 (cbranchsi4, cbranchsf4): New.
18107 (casesi): Use cbranchsi4.
18109 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18110 hppa_branch_type): Delete.
18111 (return_addr_rtx): Use cbranchsi4.
18112 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18113 Emit CCFPmode comparison here.
18114 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18115 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18116 hppa_branch_type): Delete.
18117 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18118 (movsicc, movdicc): Remove references to hppa_compare_op0,
18119 hppa_compare_op1 and compare_from_rtx.
18120 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18121 (casesi): Use cbranchsi4.
18123 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18124 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18125 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18126 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18127 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18129 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18130 (*branch, *branch_inverted): New.
18132 * config/picochip/picochip.md (cbranchhi4): Use
18133 ordered_comparison_operator.
18134 (cmphi, bCC): Remove.
18136 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18137 (trap_comparison_operator): Delete.
18138 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18139 rs6000_emit_cbranch): Accept mode and operands.
18140 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18141 rs6000_compare_fp_p): Delete.
18142 (rs6000_generate_compare): Accept mode and comparison. Extract code
18143 and op0/op1 from there. Replace references to rs6000_compare_op0
18144 and rs6000_compare_op1.
18145 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18146 extract result from passed operands.
18147 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18148 extract loc from passed operands.
18149 (rs6000_emit_cmove): Likewise.
18150 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18151 rs6000_compare_fp_p): Delete.
18152 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18153 (cbranch<GPR>4, cbranch<FP>4): New.
18154 (cstore<mode>4): New. Consolidate here all choices about when to use
18155 portable or specialized sCC sequences.
18156 (stack_protect_test): Use cbranchsi4.
18157 (conditional_trap): Replace with ctrap<GPR>4.
18158 (conditional trap insn): Replace trap_comparison_operator with
18159 ordered_comparison_operator.
18161 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18162 (s390_emit_prologue): Use ctrap.
18163 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18164 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18165 New predicates replacing...
18166 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18167 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18168 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18169 (add<mode>cc): Do not use s390_compare_op0/op1.
18170 (s<code>): Change to...
18171 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18172 (seq): Change to...
18173 (cstorecc4): ... this. Handle EQ or NE equally.
18174 (*sne): Un-privatize for use in cstorecc4.
18175 (b<code>): Change to...
18176 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18177 (conditional_trap): Replace with...
18178 (ctrap<GPR>4, ctrap<FP>4): ... these.
18179 (stack_protect): Use cbranchcc4.
18181 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18182 * config/score/score-protos.h (score_gen_cmp): Delete.
18183 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18184 (score_block_move-loop): Use cbranchsi4.
18185 * config/score/score.md (cbranchsi4): New.
18186 (cmpsi, bCC): Delete.
18187 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18188 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18189 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18190 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18191 * config/score/score3.h (score3_gen_cmp): Delete.
18192 * config/score/score7.h (score7_gen_cmp): Delete.
18194 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18195 (sh_emit_scc_to_t): ... this. Return void.
18196 (from_compare): Rename to...
18197 (sh_emit_compare_and_branch): ... this.
18198 (sh_emit_compare_and_set): New.
18199 (sh_expand_t_scc): Accept operands.
18200 * config/sh/predicates.md (sh_float_comparison_operator): New.
18201 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18202 (prepare_scc_operands): Rename to...
18203 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18205 (sh_emit_cheap_store_flag): New.
18206 (sh_emit_set_t_insn): New.
18207 (from_compare): Rename to...
18208 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18209 handling of TARGET_SH2E floating point to avoid recursive call.
18210 Generate branch here.
18211 (sh_emit_compare_and_set): New.
18212 (sh_expand_t_scc): Get op0/op1 from arguments.
18213 (sh_emit_cheap_store_flag): New.
18214 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18216 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18217 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18218 (movsicc, movdicc): Do nothing when it recreated operands from
18219 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18220 prepare_scc_operands (now sh_emit_scc_to_t).
18221 (udivdi3): Use cstoresi4.
18222 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18223 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18224 (cbranchint4_media, cbranchfp4_media): New.
18225 (casesi): Use cbranchdi4.
18226 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18228 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18229 (movnegt): Remove second operand.
18230 (cbranchsf4, cbranchdf4): New.
18231 (stack_protect): Use cbranchdi4/cbranchsi4.
18233 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18234 (gen_compare_reg): Accept comparison, extract part of it to...
18235 (gen_compare_reg_1): ... this.
18236 (gen_compare_operator): Delete.
18237 (gen_v9_scc): Accept separate destination, comparison code and arms.
18238 Do not use sparc_compare_op0/sparc_compare_op1.
18239 (emit_scc_insn, emit_conditional_branch_insn): New.
18240 (emit_v9_brxx): Make static. Remove useless assertion.
18241 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18243 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18244 * config/sparc/sparc-protos.h (gen_compare_reg,
18245 sparc_emit_float_lib_cmp): Adjust prototype.
18246 (emit_scc_insn, emit_conditional_branch_insn): New.
18247 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18248 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18249 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18250 iterators to the top.
18251 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18252 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18253 snedi_special_trunc): Delete.
18254 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18255 and snedi_special_trunc.
18256 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18257 cbranchdi4, cbranch<F:mode>4): New.
18258 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18259 here. Use gen_compare_reg instead of gen_compare_operator.
18260 (conditional_trap): Replace with...
18261 (ctrapsi4, ctrapdi4): ... this.
18262 (stack_protect_test): Use cbranchcc4.
18264 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18266 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18267 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18268 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18269 from operands[0] or operands[3] depending on is_set.
18270 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18271 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18272 cmpdf, bCC), sCC: Remove.
18273 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18274 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18276 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18277 spu_emit_branch_or_set.
18279 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18281 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18282 xstormy16_compare_op1): Delete.
18283 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18284 xstormy16_compare_op1): Delete.
18285 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18287 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18288 (cmphi, cmpsi, bCC): Remove.
18290 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18291 (*cmpsi): ... this one.
18292 (cbranchsi4, cstoresi4): New.
18293 (bCC expanders): Delete.
18294 (sCC insns): Fold into...
18295 (*setcc): ... this one.
18296 (casesi): Do not use gen_cmpsi and gen_bgtu.
18297 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18298 (movsicc): Simplify.
18299 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18301 * config/vax/vax-protos.h (cond_name): New.
18302 (vax_output_conditional_branch): Remove.
18303 * config/vax/vax.c (cond_name): New.
18304 (vax_output_conditional_branch): Remove.
18305 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18306 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18307 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18308 (bit<VAXint>): Wrap source with (compare).
18309 (b<code> and following unnamed pattern): Rename to *branch and
18310 *branch_reversed. Change macroization to match_operator.
18311 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18313 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18314 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18315 Change last argument to machine_mode.
18316 (xtensa_expand_scc): Add machine_mode argument.
18317 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18318 (gen_conditional_move, xtensa_expand_conditional_branch,
18319 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18320 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18321 Adjust operand numbers.
18322 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18324 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18325 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18326 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18328 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18330 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18331 causes spurious differences between trunk and cond-optab branch.
18333 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18336 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18338 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18340 * tree.c (iterative_hash_pointer): Delete.
18341 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18342 Hash UIDs and versions of SSA names. Don't special-case built-in
18343 function declarations.
18345 2009-05-11 Ian Lance Taylor <iant@google.com>
18348 * graphite.c: Force -Wc++-compat to only be a warning before
18349 #including "cloog/cloog.h".
18351 2009-05-11 Martin Jambor <mjambor@suse.cz>
18353 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18355 2009-05-11 Jan Hubicka <jh@suse.cz>
18357 * tree-ssa-loop-ivcanon.c: Include target.h
18358 (struct loop_size): new structure.
18359 (constant_after_peeling): New predicate.
18360 (tree_estimate_loop_size): New function.
18361 (estimated_unrolled_size): Rewrite for new estimates.
18362 (try_unroll_loop_completely): Use new estimates.
18363 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18365 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18367 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18368 libcpp interface change.
18369 (spu_macro_to_expand): Likewise.
18371 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18373 PR tree-optimization/40026
18374 * gimplify.c (gimplify_init_constructor): Change initial conditional
18375 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18376 optimize_compound_literals_in_ctor.
18378 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18380 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18382 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18384 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18386 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18387 HOST_WIDE_INT for gap.
18389 2009-05-11 Ira Rosen <irar@il.ibm.com>
18391 PR tree-optimization/40074
18392 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18393 account in group size and step comparison.
18395 2009-05-11 Richard Guenther <rguenther@suse.de>
18397 * passes.c (init_optimization_passes): Strip now incorrect comment.
18398 (execute_function_todo): Do not set PROP_alias.
18399 * tree-pass.h (PROP_alias): Remove.
18400 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18401 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18402 * tree-nrv.c (pass_return_slot): Likewise.
18403 * tree-object-size.c (pass_object_sizes): Likewise.
18404 * tree-ssa-dom.c (pass_dominator): Likewise.
18405 (pass_phi_only_cprop): Likewise.
18406 * tree-ssa-dse.c (pass_dse): Likewise.
18407 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18408 (pass_cselim): Likewise.
18409 * tree-ssa-pre.c (pass_pre): Likewise.
18410 (pass_fre): Likewise.
18411 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18412 * tree-ssa-sink.c (pass_sink_code): Likewise.
18413 * tree-stdarg.c (pass_stdarg): Likewise.
18414 * tree-tailcall.c (pass_tail_calls): Likewise.
18415 * tree-vrp.c (pass_vrp): Likewise.
18417 2009-05-10 Ian Lance Taylor <iant@google.com>
18419 * basic-block.h (enum profile_status): Break out of struct
18420 control_flow_graph.
18421 * cgraph.h (struct inline_summary): Break out of struct
18423 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18424 of struct cgraph_order_sort.
18425 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18426 * cse.c (struct branch_path): Break out of struct
18427 cse_basic_block_data.
18428 * except.h (enum eh_region_type): Break out of struct eh_region.
18429 * gcc.c (enum add_del): Break out of struct modify_target.
18430 * genrecog.c (enum decision_type): Break out of struct decision_test.
18431 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18433 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18434 * regmove.c (enum match_use): New enum, broken out of struct match.
18435 * sched-int.h (enum post_call_group): New enum, broken out of
18437 (struct deps_reg): Break out of struct deps.
18438 * target.h (struct asm_int_op): Break out of struct gcc_target.
18439 * tree-eh.c (struct goto_queue_node): Break out of struct
18441 * tree-inline.h (enum copy_body_cge_which): Break out of
18443 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18445 * c-decl.c (in_struct, struct_types): New static variables.
18446 (pushtag): Add loc parameter. Change all callers.
18447 (lookup_tag): Add ploc parameter. Change all callers.
18448 (check_compound_literal_type): New function.
18449 (parser_xref_tag): Add loc parameter. Change all callers. If
18450 -Wc++-compat, warn about struct/union/enum types defined within a
18452 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18453 and loc parameters. Change all callers. Change error calls to
18454 error_at, using loc. For a redefinition, if the location of the
18455 original definition is known, report it. Set in_struct and
18456 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18457 (finish_struct): Add new parameters enclosing_in_struct and
18458 enclosing_struct_types. Change all callers. Set
18459 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18460 in the struct. If in a struct, add this struct to struct_types.
18461 (start_enum): Add loc parameter. Change all callers. Use
18462 error_at for errors, using loc. For a redefinition, if the
18463 location of the original definition is known, report it. If in a
18464 struct, add this enum type to struct_types. If -Wc++-compat warn
18465 if in sizeof, typeof, or alignof.
18466 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18467 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18468 (c_parser_enum_specifier): Get enum location for start_enum.
18469 (c_parser_struct_or_union_specifier): Get struct location for
18470 start_struct. Save in_struct and struct_types status between
18471 start_struct and finish_struct.
18472 (c_parser_cast_expression): Get location of cast.
18473 (c_parser_alignof_expression): Get location of type.
18474 (c_parser_postfix_expression): Likewise.
18475 (c_parser_postfix_expression_after_paren_type): Add type_loc
18476 parameter. Change all callers. Call check_compound_literal_type.
18477 Use type_loc for error about variable size type.
18478 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18479 of an enum constant from an enum type defined in a struct or union.
18480 (c_cast_expr): Add loc parameter. Change all callers. If
18481 -Wc++-compat, warn about defining a type in a cast.
18482 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18483 (start_enum, start_struct, finish_struct): Update declarations.
18484 (parser_xref_tag, c_cast_expr): Update declarations.
18485 (check_compound_literal_type): Declare.
18487 2009-05-11 Ben Elliston <bje@au.ibm.com>
18489 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18490 for recent libcpp interface change.
18491 (rs6000_macro_to_expand): Likewise.
18493 2009-05-10 Michael Matz <matz@suse.de>
18496 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18497 not at entry of function.
18499 2009-05-10 Richard Guenther <rguenther@suse.de>
18501 PR tree-optimization/40081
18503 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18504 using the main variant of the element type. Do not fiddle with
18505 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18507 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18508 structs with volatile fields.
18510 2009-05-10 Jan Hubicka <jh@suse.cz>
18512 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18513 (estimate_move_cost): Assert that it does not get called for
18515 (estimate_num_insns): Skip VOID types in argument handling.
18516 (optimize_inline_calls): Delete unreachable blocks and verify that
18517 callgraph is valid.
18519 2009-05-10 Jan Hubicka <jh@suse.cz>
18521 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18522 * cgraph.c (cgraph_mark_address_taken_node): New function.
18523 (dump_cgraph_node): Dump new flag.
18524 * cgraph.h (struct cgraph_node): Add address_taken.
18525 (cgraph_mark_address_taken_node): New function.
18526 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18527 since new direct calls can be born.
18529 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18531 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18532 tok->val.node.node.
18534 2009-05-10 Jan Hubicka <jh@suse.cz>
18536 PR middle-end/40084
18537 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18539 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18540 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18541 * tree-inline.c (copy_bb): Set frequency correctly.
18542 (fold_marked_statements): Update call to
18543 cgraph_update_edges_for_call_stmt.
18545 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18547 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18548 identifiers in diagnostics.
18549 * config/arm/arm.c (arm_handle_fndecl_attribute,
18550 arm_handle_isr_attribute): Likewise.
18551 * config/avr/avr.c (avr_handle_progmem_attribute,
18552 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18553 * config/bfin/bfin.c (handle_int_attribute,
18554 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18555 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18556 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18558 * config/darwin.c (darwin_handle_kext_attribute,
18559 darwin_handle_weak_import_attribute): Likewise.
18560 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18561 h8300_handle_eightbit_data_attribute,
18562 h8300_handle_tiny_data_attribute): Likewise.
18563 * config/i386/i386.c (ix86_handle_cconv_attribute,
18564 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18565 * config/i386/winnt.c (ix86_handle_shared_attribute,
18566 ix86_handle_selectany_attribute): Likewise.
18567 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18568 * config/m32c/m32c.c (function_vector_handler): Likewise.
18569 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18570 m68hc11_handle_fntype_attribute): Likewise.
18571 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18572 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18573 * config/mips/mips.c (mips_insert_attributes,
18574 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18575 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18576 rs6000_handle_struct_attribute): Likewise.
18577 * config/sh/sh.c (sh_insert_attributes,
18578 sh_handle_resbank_handler_attribute,
18579 sh_handle_interrupt_handler_attribute,
18580 sh2a_handle_function_vector_handler_attribute,
18581 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18583 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18584 * config/spu/spu.c (spu_handle_fndecl_attribute,
18585 spu_handle_vector_attribute): Likewise.
18586 * config/stormy16/stormy16.c
18587 (xstormy16_handle_interrupt_attribute): Likewise.
18588 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18589 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18591 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18593 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18594 (pp_translate_identifiers): New.
18595 (pp_identifier): Only conditionally translate identifier to locale
18597 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18598 (pp_base_tree_identifier): Only conditionally translate identifier
18599 to locale character set.
18600 * c-pretty-print.c (M_): Define.
18601 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18602 fragments for conditional translation with M_.
18603 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18604 identifier translation.
18606 2009-05-10 Richard Guenther <rguenther@suse.de>
18608 PR tree-optimization/40081
18609 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18610 using the main variant of the element type. Do not fiddle with
18611 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18613 2009-05-09 Jan Hubicka <jh@suse.cz>
18615 PR middle-end/40080
18616 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18617 indirect calls; verify cgraph afterwards.
18619 2009-05-09 Jan Hubicka <jh@suse.cz>
18622 * ipa.c (update_inlined_to_pointer): New function.
18623 (cgraph_remove_unreachable_nodes): Use it.
18625 2009-05-09 Jan Hubicka <jh@suse.cz>
18627 * tree-eh.c (struct leh_state): Remove prev_try.
18628 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18629 not track prev_try.
18630 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18631 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18632 remove_eh_handler_and_replace, foreach_reachable_handler,
18633 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18634 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18635 (gen_eh_region_cleanup): Update prototype.
18637 2009-05-09 Jan Hubicka <jh@suse.cz>
18639 PR middle-end/40043
18640 * except.c (copy_eh_region): Always set prev_try.
18641 (redirect_eh_edge_to_label): Find outer try.
18642 (foreach_reachable_handler): When looking for prev try
18643 handle case where previous try is not going to be taken.
18645 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18647 PR tree-optimization/40049
18648 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18649 only vector/vector shifts, convert the type of the constant to the
18650 appropriate type to avoid building incorrect trees, which
18651 eventually have problems with garbage collection.
18653 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18655 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18656 -1 for complex floating-point types if honoring signed zeros.
18658 2009-05-08 Jan Hubicka <jh@suse.cz>
18660 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18661 argument; handle correctly when profile is absent.
18662 (build_cgraph_edges): Update.
18663 (rebuild_cgraph_edges): Update.
18664 * cgraph.c: Do not include varray.h.
18665 (cgraph_set_call_stmt_including_clones): New function.
18666 (cgraph_create_edge_including_clones): Likewise
18667 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18668 (cgraph_update_edges_for_call_stmt): Handle clones.
18669 (cgraph_remove_node): Handle clone tree.
18670 (cgraph_remove_node_and_inline_clones): New function.
18671 (dump_cgraph_node): Dump clone tree.
18672 (cgraph_clone_node): Handle clone tree.
18673 (clone_function_name): Bring here from tree-inline.c.
18674 (cgraph_create_virtual_clone): New function.
18675 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18676 (cgraph_clone_info): New function.
18677 (strut cgraph_node): Add clone_info and new clone tree pointers.
18678 (cgraph_remove_node_and_inline_clones,
18679 cgraph_set_call_stmt_including_clones,
18680 cgraph_create_edge_including_clones,
18681 cgraph_create_virtual_clone): Declare.
18682 (cgraph_function_versioning): Use VEC argument.
18683 (compute_call_stmt_bb_frequency): Update prototype.
18684 (cgraph_materialize_all_clones): New function.
18685 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18686 (ipcp_create_replace_map): Update to VECtors.
18687 (ipcp_update_callgraph): Use virtual clones.
18688 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18689 (ipcp_update_profiling): Do not update local profiling.
18690 (ipcp_insert_stage): Use VECtors and virtual clones.
18691 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18692 (clone_of_p): New function.
18693 (cgraph_preserve_function_body_p): Use clone tree.
18694 (cgraph_optimize): Materialize clones.
18695 (cgraph_function_versioning): Update for VECtors.
18696 (save_inline_function_body): Use clone tree.
18697 (cgraph_materialize_clone): New function.
18698 (cgraph_materialize_all_clones): Likewise.
18699 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18700 * ipa.c: Include gimple.h.
18701 (cgraph_remove_unreachable_nodes): Use clone tree.
18702 * ipa-prop.c (ipa_note_param_call): Update call to
18703 compute_call_stmt_bb_frequencycall.
18704 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18705 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18706 (copy_bb): Handle updating of clone tree; add new edge when new call
18708 (expand_call_inline): Be strict about every call having edge.
18709 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18710 (delete_unreachable_blocks_update_callgraph): New function.
18711 (tree_function_versioning): Use VECtors; always remove unreachable
18712 blocks and fold conditionals.
18713 * tree-inline.h: Do not include varray.h.
18714 (tree_function_versioning): Remove.
18715 * Makefile.in (GTFILES): Remove tree-inline.c
18716 * passes.c (do_per_function): Do only functions having body.
18717 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18720 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18721 Andrew Morrow <acm@google.com>
18724 * c-common.c (c_common_attribute_table): Permit deprecated
18725 attribute to take an optional argument.
18726 (handle_deprecated_attribute): If the optional argument to
18727 __attribute__((deprecated)) is not a string ignore the attribute
18728 and emit a warning.
18730 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18731 * c-typeck.c (build_component_ref): Likewise.
18732 (build_external_ref): Likewise.
18734 * toplev.c (warn_deprecated_use): Add an attribute argument.
18735 Emit the message associated with __attribute__((deprecated)).
18737 * toplev.h (warn_deprecated_use): Updated.
18739 * doc/extend.texi: Document new optional parameter to
18740 __attribute__((deprecated))
18742 2009-05-08 Michael Eager <eager@eagercon.com>
18744 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18745 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18747 2009-05-08 Richard Guenther <rguenther@suse.de>
18749 PR tree-optimization/40062
18750 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18751 Avoid exponential behavior.
18753 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18755 PR rtl-optimization/33928
18757 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18758 process_uses, build_single_def_use_links): New.
18759 (update_df): Update use_def_ref.
18760 (forward_propagate_into): Use get_def_for_use instead of use-def
18762 (fwprop_init): Call build_single_def_use_links and let it initialize
18764 (fwprop_done): Free use_def_ref.
18765 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18766 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18767 df_rd_simulate_one_insn): New.
18768 (df_rd_bb_local_compute_process_def): Update head comment.
18769 (df_chain_create_bb): Use the new RD simulation functions.
18770 * df.h (df_rd_simulate_artificial_defs_at_top,
18771 df_rd_simulate_one_insn): New.
18772 * opts.c (decode_options): Enable fwprop at -O1.
18773 * doc/invoke.texi (-fforward-propagate): Document this.
18775 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18778 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18779 and one complex operand specially.
18780 * tree-complex.c (some_nonzerop): Do not identify a real value as
18781 zero if flag_signed_zeros.
18783 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18785 PR rtl-optimization/33928
18786 * loop-invariant.c (record_use): Fix && vs. || mishap.
18788 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18790 PR rtl-optimization/33928
18791 * loop-invariant.c (struct use): Add addr_use_p.
18792 (struct def): Add n_addr_uses.
18793 (struct invariant): Add cheap_address.
18794 (create_new_invariant): Set cheap_address.
18795 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18796 (record_uses): Pass df_ref to record_use.
18797 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18800 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18802 * config/sh/sh.c: Do not include c-pragma.h.
18804 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18806 * config/spu/spu.c: Remove include of c-common.h.
18808 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18811 * c-common.h (mark_valid_location_for_stdc_pragma,
18812 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18813 clear_float_const_decimal64, float_const_decimal64_p): New.
18814 * c.opt (Wunsuffixed-float-constants): New.
18815 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18816 unsuffixed float constant, handle new warning.
18817 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18818 * c-decl.c (c_scope): New flag float_const_decimal64.
18819 (set_float_const_decimal64, clear_float_const_decimal64,
18820 float_const_decimal64_p): New.
18821 (push_scope): Set new flag.
18822 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18823 to use STDC pragmas.
18824 (c_parser_external_declaration): Ditto.
18825 (c_parser_compound_statement_nostart): Ditto.
18826 * c-pragma.c (valid_location_for_stdc_pragma,
18827 mark_valid_location_for_stdc_pragma,
18828 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18829 handle_pragma_float_const_decimal64): New.
18830 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18831 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18832 set_float_const_decimal64, clear_float_const_decimal64,
18833 float_const_decimal64_p): New dummy functions.
18834 * doc/extend.texi (Decimal Float): Remove statement that the
18835 pragma, and suffix for double constants, are not supported.
18836 * doc/invoke.texi (Warning Options): List new option.
18837 (-Wunsuffixed-float-constants): New.
18839 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18841 * config/i386/i386.c: Do not include c-common.h.
18843 2009-05-07 Mark Heffernan <meheff@google.com>
18845 * doc/invoke.texi (Debugging Options): Document change of debugging
18847 * opts.c (decode_options): Make dump_base_name relative to
18848 aux_base_name directory.
18850 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18852 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18853 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18855 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18857 * Makefile.in (install-plugin): Simplify a bit.
18859 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18861 * Makefile.in (OBJS-common): Add regcprop.o.
18863 * timevar.def (TV_CPROP_REGISTERS): New.
18864 * regrename.c (regrename_optimize): Return 0.
18865 (rest_of_handle_regrename): Delete.
18866 (pass_rename_registers): Point to regrename_optimize.
18867 (struct value_data_entry, struct value_data,
18868 kill_value_one_regno, kill_value_regno, kill_value,
18869 set_value_regno, init_value_data, kill_clobbered_value,
18870 kill_set_value, kill_autoinc_value, copy_value,
18871 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18872 replace_oldest_value_reg, replace_oldest_value_addr,
18873 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18874 debug_value_data, validate_value_data): Move...
18875 * regcprop.c: ... here.
18876 (rest_of_handle_cprop): Delete.
18877 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18879 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18881 PR middle-end/40057
18882 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18883 GEN_INT for 1 << bitnum.
18884 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18885 build_int_cst_type.
18887 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18889 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18890 Remove wrong description of "nand" operation.
18892 2009-05-06 Richard Guenther <rguenther@suse.de>
18893 Adam Nemet <anemet@caviumnetworks.com>
18895 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18896 comment. Add that if LHS is not a gimple register, then RHS1 has
18897 to be a single object (GIMPLE_SINGLE_RHS).
18899 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18901 * expr.c (get_def_for_expr): Move it up in the file.
18902 (store_field): When expanding a bit-field store, look at the
18903 defining gimple stmt for the masking conversion.
18905 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18907 PR middle-end/39986
18908 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18909 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18910 32-bit memcpy into long.
18912 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18914 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18915 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18917 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18918 instead of appending DW_OP_deref*.
18920 2009-05-06 Michael Matz <matz@suse.de>
18922 PR middle-end/40021
18923 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18924 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18926 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18928 * Makefile.in (install-plugin): Fix srcdir handling.
18930 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18932 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18933 when processing for not_regs_needed bitmap.
18934 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18935 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18936 handling it for rhs.
18938 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18940 * config/i386/i386.md (unnamed inc/dec peephole): Use
18941 optimize_insn_for_size_p instead of optimize_size.
18942 * config/i386/predicates.md (incdec_operand): Likewise.
18943 (aligned_operand): Likewise.
18944 * config/i386/sse.md (divv8sf3): Likewise.
18945 (sqrtv8sf2): Likewise.
18947 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18949 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18951 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18953 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18955 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18956 ssemodesuffixf2c with avxmodesuffixf2c.
18958 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18961 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18963 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18965 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18966 (struct tree_base): Adjust spacing for 8 bit boundaries.
18967 (struct tree_decl_common): Add decl_by_reference_flag bit.
18968 (DECL_BY_REFERENCE): Adjust.
18969 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18970 print DECL_BY_REFERENCE bit.
18971 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18972 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18973 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18974 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18977 PR middle-end/39666
18978 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18979 range of the type, but default label is missing, add it with one
18980 of the existing labels instead of adding a new label for it.
18982 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18986 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18988 * Makefile.in (enable_plugin, plugin_includedir): New.
18989 (install): Depend on install-plugin.
18990 (PLUGIN_HEADERS): New.
18991 (install-plugin): New.
18992 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18994 2009-05-05 Richard Guenther <rguenther@suse.de>
18996 PR tree-optimization/40022
18997 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18999 (phivn_valid_p): Fix tuplification error, simplify.
19000 (phiprop_insert_phi): Add dumps.
19001 (propagate_with_phi): Simplify.
19003 2009-05-05 Richard Guenther <rguenther@suse.de>
19005 PR middle-end/40023
19006 * builtins.c (gimplify_va_arg_expr): Properly build the address.
19008 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
19010 * tree.h (strip_float_extensions): Remove duplicate declaration.
19011 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
19012 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
19013 block_ultimate_origin): Rearrange the declarations line to match the
19014 comment that indicates the .c file which the functions are defined.
19015 (dwarf2out_*, set_decl_rtl): Add comment.
19016 (get_base_address): Adjust comment.
19017 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
19018 declarations line and add comment.
19019 (is_builtin_name): Add blank after function name, for clarity.
19021 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19023 * attribs.c (decl_attributes): Use %qE for identifiers in
19025 * cgraphunit.c (verify_cgraph_node): Translate function names to
19026 locale character set in diagnostics.
19027 * coverage.c (get_coverage_counts): Use %qE for identifiers in
19029 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
19030 Document that functions are named in UTF-8.
19031 * expr.c (expand_expr_real_1): Translate function names to locale
19032 character set in diagnostics.
19033 * gimplify.c (omp_notice_variable, omp_is_private,
19034 gimplify_scan_omp_clauses): Use %qE for identifiers in
19036 * langhooks.c (lhd_print_error_function): Translate function names
19037 to locale character set.
19038 * langhooks.h (decl_printable_name): Document that return value is
19039 in internal character set.
19040 * stmt.c: Include pretty-print.h
19041 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
19043 (resolve_operand_name_1): Translate named operand name to locale
19045 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
19047 * toplev.c (announce_function): Translate function names to locale
19049 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
19050 (default_tree_printer): Use pp_identifier or translate identifiers
19051 to locale character set. Mark "<anonymous>" for translation.
19052 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19053 for identifiers in diagnostics.
19054 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19056 * varasm.c (output_constructor): Use %qE for identifiers in
19059 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19061 * configure.ac: use ` ` instead of $()
19062 * configure: Regenerate.
19064 2009-05-05 Ben Elliston <bje@au.ibm.com>
19066 * config/pa/linux-atomic.c: Eliminate conditional include of
19067 errno.h on non-LP64 systems to simplify build requirements.
19069 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19071 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19073 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19074 and pass value to identifier_to_locale.
19075 (warn_variable_length_array): Make name a tree.
19076 (grokdeclarator): Separate diagnostic texts for named and unnamed
19077 declarators. Use %qE for named declarators.
19078 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19080 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19081 identifiers in diagnostics.
19082 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19083 identifier_to_locale. Mark "anonymous" strings for translation.
19085 2009-05-04 Michael Eager <eager@eagercon.com>
19087 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19088 address for DImode/DFmode only if double-precision FP regs.
19090 2009-05-04 Michael Eager <eager@eagercon.com>
19092 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19093 TARGET_SINGLE_FLOAT check.
19095 2009-05-04 Michael Eager <eager@eagercon.com>
19097 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19099 2009-05-04 Michael Eager <eager@eagercon.com>
19101 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
19102 * config/rs6000/t-xilinx: New
19104 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19106 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19107 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19108 * gcc/explow.c (memory_address): Use target hook.
19109 * gcc/targhooks.c (default_legitimize_address): New.
19110 * gcc/targhooks.h (default_legitimize_address): New.
19111 * gcc/target.h (legitimize_address): New.
19112 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19113 (TARGET_INITIALIZER): Include it.
19114 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19116 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19117 * config/bfin/bfin.c (legitimize_address): Remove.
19118 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19119 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19121 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19122 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19124 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19125 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19126 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19127 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19128 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19129 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19130 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19131 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19132 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19133 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19134 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19135 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19136 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19137 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19138 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19139 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19140 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19141 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19142 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19143 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19144 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19145 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19146 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19148 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19149 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19150 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19151 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19152 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19153 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19154 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19155 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19156 (thumb_legitimize_address): Delete.
19157 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19158 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19159 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19160 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19161 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19162 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19164 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19167 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19168 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19169 * config/m32r/m32r.c (m32r_legitimize_address): New.
19170 * config/m68k/m68k.c (m68k_legitimize_address): New.
19171 * config/score/score.c (score_legitimize_address): Standardize.
19172 * config/score/score3.c (score3_legitimize_address): Standardize.
19173 * config/score/score3.h (score3_legitimize_address): Adjust.
19174 * config/score/score7.c (score7_legitimize_address): Standardize.
19175 * config/score/score7.h (score7_legitimize_address): Adjust.
19176 * config/sh/sh.c (sh_legitimize_address): New.
19177 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19179 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19180 (s390_legitimize_address): ... this.
19181 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19182 (sparc_legitimize_address): ... this.
19183 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19184 (ix86_legitimize_address): ... this.
19185 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19186 (avr_legitimize_address): ... this.
19187 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19188 (mn10300_legitimize_address): ... this.
19189 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19190 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19191 (alpha_expand_mov): Adjust call.
19193 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19194 * config/spu/spu.c (spu_legitimize_address): Likewise.
19195 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19196 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19198 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19200 * intl.c (locale_encoding, locale_utf8): New.
19201 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19202 * intl.h (locale_encoding, locale_utf8): Declare.
19203 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19204 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19206 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19208 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19209 (pp_base_tree_identifier): Declare as function.
19210 (identifier_to_locale): Declare.
19211 * Makefile.in (pretty-print.o): Update dependencies.
19212 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19214 2009-05-04 Richard Guenther <rguenther@suse.de>
19216 PR middle-end/40015
19217 * builtins.c (fold_builtin_memory_op): Do not decay to element
19218 type if the size matches the whole array.
19220 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19222 * expmed.c (synth_mult): When trying out a shift, pass the result
19225 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19227 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19228 (shiftsub1_cost): New.
19229 (init_expmed): Compute shiftsub1_cost.
19230 (synth_mult): Optimize multiplications by constants of the form
19231 -(2^^m-1) for some constant positive integer m.
19233 2009-05-03 Richard Guenther <rguenther@suse.de>
19236 * c-typeck.c (array_to_pointer_conversion): Do not built
19237 ADDR_EXPRs of arrays of pointer-to-element type.
19238 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19239 up wrong ADDR_EXPRs after-the-fact.
19240 * c-common.c (strict_aliasing_warning): Strip pointer
19241 conversions for obtaining the original type.
19242 * builtins.c (fold_builtin_memset): Handle array types.
19243 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19246 2009-05-03 Richard Guenther <rguenther@suse.de>
19248 PR middle-end/23329
19249 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19250 Do not lose casts from array types with unknown extent to array
19251 types with known extent.
19252 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19253 alias set compatibility.
19255 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19257 * flags.h (extra_warnings): Delete.
19258 * toplev.c (process_options): Handle Wuninitialized here.
19259 * opts.c (extra_warnings): Delete.
19260 (set_Wextra): Delete.
19261 (common_handle_option): -Wextra can be handled automatically.
19262 * c-opts.c (c_common_handle_option): Delete obsolete code.
19263 (c_common_post_options): Simplify comment.
19264 * common.opt (W): Add Var.
19266 (Wuninitialized): Initialize to -1.
19268 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19269 Richard Guenther <rguenther@suse.de>
19271 * expr.c (get_def_for_expr): New function.
19272 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19273 SSA rather than trees.
19274 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19275 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19277 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19279 * c-common.c (reswords): Add _Imaginary.
19280 * c-common.c (enum rid): Add RID_IMAGINARY.
19282 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19284 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19285 Patch by Richard Guenther.
19287 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19289 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19290 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19291 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19292 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19293 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19294 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19295 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19296 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19297 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19298 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19299 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19300 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19301 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19302 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19303 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19304 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19305 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19306 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19308 2009-05-02 Richard Guenther <rguenther@suse.de>
19310 PR tree-optimization/39940
19311 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19314 2009-05-02 Richard Guenther <rguenther@suse.de>
19316 PR middle-end/40001
19317 * tree-ssa.c (execute_update_addresses_taken): Properly check
19318 if we can mark a variable DECL_GIMPLE_REG_P.
19319 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19320 back to the end of the function.
19321 (is_gimple_reg_type): Remove complex type special casing.
19322 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19325 2009-05-02 Ben Elliston <bje@au.ibm.com>
19327 * doc/collect2.texi (Collect2): Document search path behaviour
19328 when configured with --with-ld.
19330 2009-05-02 Jan Hubicka <jh@suse.cz>
19332 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19333 parameter; update callers.
19334 (coalesce_cost_edge): EH edges are costier because they needs
19335 splitting even if not critical and even more costier when there are
19336 multiple EH predecestors.
19338 2009-05-02 Jan Hubicka <jh@suse.cz>
19340 * except.c (remove_eh_handler_and_replace): Handle updating after
19341 removing TRY blocks.
19343 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19345 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19347 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19349 * varasm.c: Do not include c-pragma.h.
19350 * attribs.c: Do not incude c-common.h.
19352 2009-05-01 Michael Matz <matz@suse.de>
19354 * calls.c (initialize_argument_information): Handle SSA names like
19355 decls with a non MEM_P DECL_RTL.
19357 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19359 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19360 * ipa-utils.c: Likewise.
19361 * ipa-type-escape.c: Likewise.
19362 * cgraphunit.c Do not include c-common.h.
19363 * ipa-pure-const.c: Likewise.
19364 * tree-if-conv.c: Likewise.
19365 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19366 * ipa-struct-reorg.c: Likewise.
19367 * tree-nomudflap.c: Likewise.
19368 * tree-ssa-structalias.c: Likewise.
19370 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19372 * store-motion.c: Many cleanups to make this pass a first-class
19373 citizen instead of an appendix to gcse load motion. Add TODO list
19374 to make this pass faster/cleaner/better.
19376 (struct ls_expr): Post gcse.c-split cleanups.
19377 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19378 "stores" field to "avail_stores".
19379 (pre_ldst_mems): Rename to store_motion_mems.
19380 (pre_ldst_table): Rename to store_motion_mems_table.
19381 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19382 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19383 (ldst_entry): Rename to st_expr_entry, update users.
19384 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19385 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19386 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19388 (first_ls_expr): Rename to first_st_expr, update users.
19389 (next_ls_expr): Rename to next_st_expr, update users.
19390 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19391 fields properly for store motion instead of names inherited from load
19393 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19394 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19397 (ae_kill): Rename to st_kill, update users.
19398 (ae_gen): Rename to st_avloc, update users.
19399 (transp): Rename to st_transp, update users.
19400 (pre_insert_map): Rename to st_insert_map, update users.
19401 (pre_delete_map): Rename to st_delete_map, update users.
19402 (insert_store, build_store_vectors, free_store_memory,
19403 one_store_motion_pass): Update for abovementioned changes.
19405 (gcse_subst_count, gcse_create_count): Remove.
19406 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19407 and "n_stores_created", local variables.
19409 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19412 (regvec, compute_store_table_current_insn): Remove.
19413 (reg_set_info, reg_clear_last_set): Remove.
19414 (compute_store_table): Use DF caches instead of local dataflow
19417 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19419 * c-objc-common.c (c_tree_printer): Print identifiers with
19420 pp_identifier, not pp_string. Mark "({anonymous})" for
19422 * c-pretty-print.c (pp_c_ws_string): New.
19423 (pp_c_cv_qualifier, pp_c_type_specifier,
19424 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19425 pp_c_storage_class_specifier, pp_c_function_specifier,
19426 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19427 pp_c_primary_expression, pp_c_postfix_expression,
19428 pp_c_unary_expression, pp_c_shift_expression,
19429 pp_c_relational_expression, pp_c_equality_expression,
19430 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19431 use pp_string and pp_c_ws_string in place of pp_identifier and
19432 pp_c_identifier for non-identifiers. Mark English strings for
19434 * c-pretty-print.h (pp_c_ws_string): Declare.
19436 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19437 Roland McGrath <roland@redhat.com>
19439 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19440 (ENABLE_LD_BUILDID): New configuration option.
19441 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19442 (LINK_BUILDID_SPEC): New macro.
19443 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19445 * doc/install.texi: Document --enable-linker-build-id option.
19446 * configure: Rebuild.
19447 * config.in: Rebuild.
19449 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19451 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19452 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19453 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19454 MIPS_GP_SAVE_AREA_SIZE.
19455 * config/mips/mips.c (struct mips_frame_info): Update comment
19456 before arg_pointer_offset and hard_frame_pointer_offset.
19457 (mips_compute_frame_info): Update diagram before function: to
19458 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19459 indicate the position of frame_pointer_rtx with -fstack-protector and
19460 to show args_size. Don't allocate cprestore area for leaf functions
19461 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19463 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19465 2009-04-30 Michael Matz <matz@suse.de>
19467 PR tree-optimization/39955
19468 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19470 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19472 * ira.c (setup_cover_and_important_classes): Use safe macro
19473 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19475 * genpreds.c (write_tm_preds_h): Output suitable definition of
19476 REG_CLASS_FOR_CONSTRAINT.
19478 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19480 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19482 * bitmap.c (bitmap_descriptor): Likewise.
19483 * ggc-common.c (loc_descriptor): Likewise.
19484 * varray.c (varray_descriptor): Likewise.
19485 * vec.c (vec_descriptor): Likewise.
19487 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19489 * Makefile.in (dce.o): Add $(EXCEPT_H).
19490 * dce.c: Include except.h and delete redundant vector definitions.
19491 (deletable_insn_p): Return false for non-call insns that can throw
19494 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19496 * gcse.c (ae_gen): Remove.
19497 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19498 and make non-static function to make it available in store-motion.c.
19499 Update call sites with search-and-replace.
19500 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19501 extract_mentioned_regs, extract_mentioned_regs_helper,
19502 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19503 store_killed_in_insn, store_killed_after, store_killed_before,
19504 build_store_vectors, insert_insn_start_basic_block, insert-store,
19505 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19506 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19507 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19508 * store-motion.c: ...new file. Also copy data structures from gcse.c
19509 and clean up to remove parts not used by store motion.
19510 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19511 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19513 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19516 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19517 when optimizing for size.
19519 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19521 * gcse.c (gcse_constant_p): Fix typo in last change.
19523 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19525 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19527 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19529 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19531 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19533 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19534 CONST_HIGH_PART result.
19536 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19538 * config/avr/avr.c (initial_elimination_offset): Rename to
19539 avr_initial_elimination_offset.
19540 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19541 change return type to bool.
19542 (avr_can_eliminate): New function.
19543 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19544 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19545 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19546 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19547 avr_initial_elimination_offset.
19548 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19549 (avr_initial_elimination_offset): Define.
19551 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19552 Steven Bosscher <steven@gcc.gnu.org>
19554 PR rtl-optimization/39938
19555 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19556 * cfgrtl.c: Include insn-attr.h.
19557 (rest_of_pass_free_cfg): New function.
19558 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19559 * resource.c (init_resource_info): Remove call to df_analyze.
19561 2009-04-29 Richard Guenther <rguenther@suse.de>
19564 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19565 allow conversion to signed integers.
19567 2009-04-29 Richard Guenther <rguenther@suse.de>
19569 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19570 shifts of floating point vectors if the shift amount is
19571 a constant multiple of the element size.
19573 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19574 Michael Matz <matz@suse.de>
19576 PR middle-end/39927
19578 * tree-outof-ssa.c (emit_partition_copy): New function.
19579 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19580 insert_part_to_rtx_on_edge): Perform the partition base var
19581 copy using emit_partition_copy.
19582 (insert_value_copy_on_edge): Convert constants to the right mode.
19583 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19584 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19586 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19588 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19589 scan backwards to try to find a constant to initialize it.
19591 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19592 insn before the loop_end instruction, don't look past labels.
19594 2009-04-29 Richard Guenther <rguenther@suse.de>
19596 PR middle-end/39937
19597 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19598 loose type conversions.
19599 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19600 stmts only if there are no uses of its definition.
19602 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19604 * config/bfin/bfin.h (splitting_loops): Declare.
19605 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19606 Reorder bit definitions to be ascending.
19607 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19608 * config/bfin/bfin.c (splitting_loops): New variable.
19609 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19610 (struct loop_info): Remove members INIT and LOOP_INIT.
19611 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19612 the LSETUP sequence. Allow LC to be loaded from any register, but
19613 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19614 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19616 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19617 of reload_completed.
19620 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19622 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19624 * Makefile.in (PLUGIN_VERSION_H): New.
19625 (OBJS-common): Remove plugin-version.o.
19626 (plugin.o): Depend on (PLUGIN_VERSION_H).
19627 (plugin-version.o): Remove.
19628 * configure: Regenerate
19629 * configure.ac: Create plugin-version.h.
19630 * gcc-plugin.h (plugin_gcc_version): Remove.
19631 (plugin_default_version_check): Change signature.
19632 * plugin-version.c: Remove.
19633 * plugin.c: Include plugin-version.h.
19634 (str_plugin_gcc_version_name): Remove.
19635 (try_init_one_plugin): Pass gcc version to plugin_init.
19636 (plugin_default_version_check): Both gcc and plugin versions are now
19639 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19641 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19642 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19643 Remove special case testing for last insn of inner loops. Don't fail
19644 if the loop ends with a jump, emit an extra nop instead.
19646 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19647 DREGS rather than comparing directly. Remove code that tries to
19648 account for latencies.
19650 2009-04-29 Richard Guenther <rguenther@suse.de>
19652 PR tree-optimization/39941
19653 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19654 eliminating an indirect call.
19656 2009-04-29 Richard Guenther <rguenther@suse.de>
19658 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19659 parameter. Allow invariants as base if !require_lvalue.
19660 (verify_gimple_assign_single): Adjust.
19662 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19664 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19665 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19666 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19667 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19668 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19670 * config/bfin/bfin.c (bfin_expand_builtin,
19671 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19673 2009-04-28 Richard Guenther <rguenther@suse.de>
19675 * tree-vect-loop.c (get_initial_def_for_induction): Use
19676 correct types for pointer increment.
19678 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19680 * toplev.c (print_version): Update GMP version string calculation.
19682 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19684 PR rtl-optimization/39938
19685 * resource.c (init_resource_info): Add call to df_analyze.
19687 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19689 * config/alpha/alpha.md (usegp): Cast the result of
19690 alpha_find_lo_sum_using_gp to enum attr_usegp.
19691 * config/alpha/alpha.c (override_options): Remove end-of-structure
19692 marker element from cpu_table. Use array size of cpu_table to handle
19693 -mcpu and -mtune options.
19694 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19696 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19698 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19699 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19700 tune_32 and tune_64.
19701 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19702 support on PowerPC.
19703 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19704 * config/rs6000/option-defaults.h: ... here. New file.
19705 (OPT_64, OPT_32): Define.
19706 (MASK_64BIT): Define to 0 if not already defined.
19707 (OPT_ARCH64, OPT_ARCH32): Define.
19708 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19711 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19713 * config/arm/arm.c (arm_override_options): Emit error on using
19716 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19718 PR rtl-optimization/39914
19719 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19720 registers for allocnos created from user-defined variables only
19721 when not optimizing.
19723 2009-04-28 Richard Guenther <rguenther@suse.de>
19725 PR middle-end/39937
19726 * fold-const.c (fold_binary): Use distribute_real_division only
19729 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19731 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19732 add hpux-stdint.h to tm_file.
19733 (hppa[12]*-*-hpux11*): Ditto.
19734 (ia64*-*-hpux*): Ditto.
19735 * config/hpux-stdint.h: New.
19736 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19737 __STDC_EXT__ for all compiles.
19738 * config/pa/pa-hpux.h: Ditto.
19739 * config/pa/pa-hpux10.h: Ditto.
19740 * config/pa/pa-hpux11.h: Ditto.
19742 2009-04-28 Catherine Moore <clm@codesourcery.com>
19744 * debug.h (set_name): Add comment.
19746 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19749 * config/darwin.c (machopic_gen_offset): Check
19750 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19751 * config/arm/arm.c (require_pic_register): Likewise.
19753 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19755 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19756 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19757 m32c_promote_prototypes): Delete.
19759 2009-04-28 Michael Matz <matz@suse.de>
19761 PR middle-end/39922
19762 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19765 2009-04-28 Richard Guenther <rguenther@suse.de>
19767 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19769 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19771 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19772 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19773 * config/arm/arm-tune.md: Regenerate.
19775 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19777 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19778 block if there are complex incoming edges.
19779 (sel_merge_blocks): Remove useless assert.
19780 (sel_redirect_edge_and_branch): Check that edge was redirected.
19781 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19782 (sel_find_rgns): Delete declaration.
19783 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19784 the region when it is not a preheader.
19786 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19789 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19791 2009-04-28 Richard Guenther <rguenther@suse.de>
19793 * tree.h (SSA_NAME_VALUE): Remove.
19794 (struct tree_ssa_name): Remove value_handle member.
19795 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19796 array for jump threading.
19797 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19799 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19800 * tree-flow.h (threadedge_initialize_values): Declare.
19801 (threadedge_finalize_values): Likewise.
19802 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19803 (SSA_NAME_VALUE): Define.
19804 (threadedge_initialize_values): New function.
19805 (threadedge_finalize_values): Likewise.
19806 * tree-ssa-dom.c (ssa_name_values): New global variable.
19807 (SSA_NAME_VALUE): Define.
19808 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19810 2009-04-28 Ira Rosen <irar@il.ibm.com>
19812 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19813 Use REPORT_VECTORIZED_LOCATIONS instead
19814 REPORT_VECTORIZED_LOOPS.
19815 * tree-vectorizer.c (vect_verbosity_level): Make static.
19816 (vect_loop_location): Rename to vect_location.
19817 (vect_set_verbosity_level): Update comment.
19818 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19820 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19821 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19822 instead REPORT_UNVECTORIZED_LOOPS.
19823 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19824 and vect_loop_def to vect_external_def and vect_internal_def.
19825 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19826 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19827 REPORT_UNVECTORIZED_LOCATIONS.
19828 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19829 and vect_used_in_loop and to vect_unused_in_scope and
19830 vect_used_in_scope.
19831 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19832 (vect_verbosity_level): Remove declaration.
19833 (vect_analyze_operations): Likewise.
19834 (vect_analyze_stmt): Declare.
19835 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19836 REPORT_UNVECTORIZED_LOCATIONS.
19837 (vect_get_loop_niters): Fix indentation.
19838 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19839 (vect_analyze_loop_operations): New function.
19840 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19841 vect_analyze_operations.
19842 (vect_is_simple_reduction): Use new names.
19843 (vectorizable_live_operation, vect_transform_loop): Likewise.
19844 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19845 to specify whether the data references can be a part of interleaving
19847 (vect_analyze_data_ref_dependence): Use new names.
19848 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19849 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19850 * tree-vect-patterns.c (widened_name_p): Use new names.
19851 (vect_recog_dot_prod_pattern): Likewise.
19852 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19853 (process_use, vect_mark_stmts_to_be_vectorized,
19854 vect_model_simple_cost, vect_model_store_cost,
19855 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19856 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19857 vectorizable_operation, vectorizable_type_demotion,
19858 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19859 vectorizable_condition): Likewise.
19860 (vect_analyze_operations): Split into vect_analyze_loop_operations
19862 (vect_analyze_stmt): ... new function.
19863 (new_stmt_vec_info): Use new names.
19864 (vect_is_simple_use): Use new names and fix comment.
19865 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19866 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19868 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19871 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19872 and integer modes for x87 operands. Do not ICE for unsupported size,
19873 generate error instead. Generate error for unsupported operand types.
19874 ['z']: Do not handle HImode memory operands specially. Warning
19875 for floating-point operands. Fallthru to 'Z' for unsupported operand
19876 types. Do not ICE for unsupported size, generate error instead.
19877 (output_387_binary_op): Use %Z to output operands.
19878 (output_fp_compare): Ditto.
19879 (output_387_reg_move): Ditto.
19881 2009-04-28 Ben Elliston <bje@au.ibm.com>
19886 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19888 * builtins.c (c_strlen): Do not warn here.
19889 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19890 * c-common.c (pointer_int_sum): Take an explicit location.
19891 Warn about offsets out of bounds.
19892 * c-common.h (pointer_int_sum): Adjust declaration.
19894 2009-04-27 Ian Lance Taylor <iant@google.com>
19896 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19898 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19899 * df-core.c (df_set_flags): Change return type to int. Change
19900 type of old_flags to int.
19901 (df_clear_flags): Likewise.
19902 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19903 (df_get_conditional_uses): Likewise.
19904 * df.h (df_set_flags, df_clear_flags): Update declarations.
19905 * dwarf2out.c (struct indirect_string_node): Change type of form
19906 field to enum dwarf_form.
19907 (AT_string_form): Change return type to enum dwarf_form.
19908 * fixed-value.c (fixed_compare): Add cast to enum type.
19909 * fwprop.c (update_df): Change 0 to VOIDmode.
19910 * gensupport.c: Change 0 to UNKNOWN.
19911 * gimple.h (gimple_cond_code): Add cast to enum type.
19912 * haifa-sched.c (reemit_notes): Add cast to enum type.
19913 * hooks.c (hook_int_void_no_regs): Remove function.
19914 * hooks.h (hook_int_void_no_regs): Remove declaration.
19915 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19916 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19917 * real.c (real_arithmetic): Add cast to enum type.
19918 (real_compare): Likewise.
19919 * target.h (struct gcc_target): Change return type of
19920 branch_target_register_class to enum reg_class.
19921 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19922 default_branch_target_register_class.
19923 * targhooks.c (default_branch_target_register_class): New function.
19924 * targhooks.h (default_branch_target_register_class): Declare.
19925 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19926 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19928 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19930 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19931 vect_uninitialized_def. Change 0 to ERROR_MARK.
19932 * tree-vect-stmts.c (supportable_widening_operation): Don't
19933 initialize icode1 and icode2.
19934 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19935 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19937 (cmn_err_flag_specs): Change 0 to STD_C89.
19938 (cmn_err_char_table): Likewise.
19939 * config/arm/arm.c (get_arm_condition_code): Change type of code
19940 to enum arm_cond_code.
19941 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19942 (IWMMXT_BUILTIN2): Likewise.
19943 (neon_builtin_type_bits): Don't define typedef.
19944 (neon_builtin_datum): Change type of bits field to int.
19945 (arm_expand_neon_args): Add cast to enum type.
19946 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19948 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19949 casts to enum type.
19950 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19952 * config/mips/mips.md (jal_macro): Return enum constant.
19953 (single_insn): Likewise.
19954 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19956 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19957 casts to enum type.
19958 * config/s390/s390.c (s390_tune_flags): Change type to int.
19959 (s390_arch_flags): Likewise.
19960 (s390_handle_arch_option): Change flags field of struct pta to int.
19961 * config/s390/s390.h (s390_tune_flags): Update declaration.
19962 (s390_arch_flags): Likewise.
19963 * config/sh/sh.c (prepare_move_operands): Compare
19964 tls_symbolic_operand result with enum constant.
19965 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19966 (sh_expand_prologue): Add cast to enum type.
19967 (sh_expand_epilogue): Likewise.
19968 (tls_symbolic_operand): Change return type to enum tls_model.
19969 (fpscr_set_from_mem): Add cast to enum type.
19970 (legitimize_pic_address): Compare tls_symbolic_operand result with
19972 (sh_target_reg_class): Change return type to enum reg_class.
19973 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19975 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19976 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19977 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19978 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19979 (delayed_branch, tls_call_delay): Likewise.
19980 (eligible_for_sibcall_delay): Likewise.
19981 (eligible_for_return_delay): Likewise.
19982 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19983 (spu_expand_builtin_1): Likewise.
19985 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19986 for all types of conversions.
19987 (output_init_element): Issue -Wc++-compat warning if needed when
19988 initializing a bitfield with enum type.
19989 * c-parser.c (c_parser_expression): Set original_type to
19990 original_type of right hand operand of comma operator.
19992 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19994 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19996 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19997 * doc/cpp.texi (Standard Predefined Macros)
19998 (Implementation-defined behavior): Likewise.
19999 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
20000 * doc/gimple.texi (GIMPLE Exception Handling)
20001 (@code{GIMPLE_ASSIGN}): Likewise.
20002 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
20003 * doc/invoke.texi (Warning Options, Optimize Options)
20004 (AVR Options, Darwin Options): Likewise.
20005 (Optimize Options): Reformulate -fwhole-program description.
20006 * doc/loop.texi (Lambda): Likewise.
20007 * doc/md.texi (Output Template, Define Constraints)
20008 (Standard Names, Insn Splitting): Likewise.
20009 * doc/options.texi (Option properties): Likewise.
20010 * doc/passes.texi (Tree-SSA passes): Likewise.
20011 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
20012 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
20013 (File Names and DBX): Likewise.
20014 * doc/trouble.texi (Incompatibilities): Likewise.
20016 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20018 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
20019 instruction is correct.
20021 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
20023 Allow non-constant arguments to conversion intrinsics.
20024 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
20025 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
20026 * spu.c (print_operand): Handle 'v' and 'w'.
20027 (exp2_immediate_p, spu_gen_exp2): Define.
20028 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
20029 spu_convtf_1): Update parameter descriptions.
20030 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
20031 * constraints.md ('v', 'w'): New.
20032 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
20034 (i2f, I2F): New define_mode_attr.
20035 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
20036 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
20037 fixuns_truncv4sfv4si2): Update to use mode attribute.
20038 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
20039 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
20040 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
20041 patterns for combine.
20043 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
20045 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
20046 (cprop, hoist, pre, store_motion): New debug counters.
20047 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
20048 is not an RTL pass anymore.
20049 (pass_profiling): Remove extern decl for pass removed in 2005.
20050 (pass_gcse, pass_jump_bypass): Remove.
20051 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
20052 to 0 for clean state.
20053 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20054 * cse.c (gate_handle_cse_after_global_opts,
20055 rest_of_handle_cse_after_global_opts): New functions.
20056 (pass_cse_after_global_opts): New pass, does local CSE.
20057 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20058 (TV_CPROP): New timevar.
20059 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20060 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20061 (gcse_main, recompute_all_luids): Remove.
20062 (compute_hash_table_work): Call max_reg_num instead of reading
20064 (cprop_jump): Don't set run_jump_opt_after_gcse.
20065 (constprop_register): Always allow to alter jumps.
20066 (cprop_insn): Likewise.
20067 (do_local_cprop): Likewise.
20068 (local_cprop_pass): Likewise. Return non-zero if something changed.
20069 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20070 (find_implicit_sets): Add note about missed optimization opportunity.
20071 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20072 pass_rtl_cprop execute function.
20073 Don't bother tracking the pass number, each pass gets its own dumpfile
20075 Always allow to alter jumpsand bypass jumps.
20076 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20077 will just find no suitable set.
20078 (pre_edge_insert): Fix dumping, this function is for PRE only.
20079 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20080 pass_rtl_pre execute function.
20081 (hoist_code): Return non-zero if something changed. Keep track of
20082 substitutions and insertions for statistics gathering similar to PRE.
20083 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20084 called from the pass_rtl_hoist execute function. Show pass statistics.
20085 (compute_store_table): Use max_reg_num directly instead of using the
20086 formerly global max_gcse_regno.
20087 (build_store_vectors): Likewise.
20088 (replace_store_insn): Fix dumping.
20089 (store_motion): Rename to ...
20090 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20091 pass, called from the pass_rtl_store_motion execute function. Keep
20092 track of substitutions and insertions for statistics gathering similar
20094 (bypass_jumps): Remove, fold interesting bits into ...
20095 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20096 from the pass_rtl_cprop execute function.
20097 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20098 pass_jump_bypass): Remove.
20099 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20100 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20101 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20102 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20103 (gate_rtl_store_motion, execute_rtl_store_motion,
20104 pass_rtl_store_motion): New.
20105 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20106 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20107 * passes.c (init_optimization_passes): Remove pass_gcse and
20108 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20109 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20110 instead of pass_jump_bypass.
20112 2009-04-27 Richard Guenther <rguenther@suse.de>
20114 PR middle-end/39928
20115 * gimplify.c (gimplify_expr): If we are required to create
20116 a temporary make sure it ends up as register.
20118 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20121 * config/i386/i386.c (construct_container): Don't call
20122 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20123 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20125 2009-04-27 Michael Matz <matz@suse.de>
20127 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20128 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20129 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
20130 (dump_replaceable_exprs): Take a bitmap.
20131 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20133 (expand_gimple_basic_block): Likewise.
20134 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20135 replaceable_expressions member a bitmap.
20136 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20137 (mark_replaceable): Likewise.
20138 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20139 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20141 2009-04-27 Richard Guenther <rguenther@suse.de>
20143 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20144 (verify_stmts): Dispatch to gimple/type verification code.
20145 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20146 issue with call argument types.
20148 2009-04-27 Michael Matz <matz@suse.de>
20150 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20151 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20154 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20155 Eric Botcazou <ebotcazou@adacore.com>
20157 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20158 a label's basic block.
20159 (mark_target_live_regs): Tidy and rework obsolete comments.
20160 Change back DF problem to LIVE. If a label starts a basic block,
20161 assume that all registers that used to be live then still are.
20162 (init_resource_info): If a label starts a basic block, set its
20163 BLOCK_FOR_INSN accordingly.
20164 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20166 2009-04-27 Richard Guenther <rguenther@suse.de>
20168 * tree-flow-inline.h (function_ann): Remove.
20169 (get_function_ann): Likewise.
20170 * tree-dfa.c (create_function_ann): Remove.
20171 * tree-flow.h (struct static_var_ann_d): Remove.
20172 (struct function_ann_d): Likewise.
20173 (union tree_ann_d): Remove fdecl member.
20174 (function_ann_t): Remove.
20175 (function_ann, get_function_ann, create_function_ann): Remove
20178 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20180 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20182 2009-04-27 Jan Hubicka <jh@suse.cz>
20184 * ipa-pure-const.c (struct funct_state_d): New fields
20185 state_previously_known, looping_previously_known; remove
20186 state_set_in_source.
20187 (analyze_function): Use new fields.
20188 (propagate): Avoid assumption that state_set_in_source imply
20191 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20192 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20193 * cfgloop.h (finite_loop_p): Declare.
20195 2009-04-26 Michael Matz <matz@suse.de>
20197 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20199 2009-04-26 Michael Matz <matz@suse.de>
20201 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20202 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20203 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20204 pass_mark_used_blocks): Remove.
20205 * tree-optimize.c (pass_free_datastructures,
20206 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20207 * passes.c (init_optimization_passes): Don't call
20208 pass_mark_used_blocks, remove dead code.
20210 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20212 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20213 * tree-ssa-live.h (register_ssa_partition): Likewise.
20215 2009-04-26 Michael Matz <matz@suse.de>
20218 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20219 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20220 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20222 (compare_pairs): Swap cost comparison.
20223 (coalesce_ssa_name): Don't use change_partition_var.
20224 * tree-nrv.c (struct nrv_data): Add modified member.
20225 (finalize_nrv_r): Set it.
20226 (tree_nrv): Use it to update statements.
20227 (pass_nrv): Require PROP_ssa.
20228 * tree-mudflap.c (mf_decl_cache_locals,
20229 mf_build_check_statement_for): Use make_rename_temp.
20230 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20231 * alias.c (find_base_decl): Handle SSA names.
20232 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20233 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20234 * rtl.h (set_reg_attrs_for_parm): Declare.
20235 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20236 to "optimized", remove unused locals at finish.
20237 (execute_free_datastructures): Make global, call
20238 delete_tree_cfg_annotations.
20239 (execute_free_cfg_annotations): Don't call
20240 delete_tree_cfg_annotations.
20242 * ssaexpand.h: New file.
20243 * expr.c (toplevel): Include ssaexpand.h.
20244 (expand_assignment): Handle SSA names the same as register variables.
20245 (expand_expr_real_1): Expand SSA names.
20246 * cfgexpand.c (toplevel): Include ssaexpand.h.
20247 (SA): New global variable.
20248 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20249 (SSAVAR): New macro.
20250 (set_rtl): New helper function.
20251 (add_stack_var): Deal with SSA names, use set_rtl.
20252 (expand_one_stack_var_at): Likewise.
20253 (expand_one_stack_var): Deal with SSA names.
20254 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20255 before unique numbers.
20256 (expand_stack_vars): Use set_rtl.
20257 (expand_one_var): Accept SSA names, add asserts for them, feed them
20258 to above subroutines.
20259 (expand_used_vars): Expand all partitions (without default defs),
20260 then only the local decls (ignoring those expanded already).
20261 (expand_gimple_cond): Remove edges when jumpif() expands an
20262 unconditional jump.
20263 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20264 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20266 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20267 members of SA; deal with PARM_DECL partitions here; expand
20268 all PHI nodes, free tree datastructures and SA. Commit instructions
20269 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20270 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20271 info and statements at start, collect garbage at finish.
20272 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20273 (VAR_ANN_PARTITION) Remove.
20274 (change_partition_var): Don't declare.
20275 (partition_to_var): Always return SSA names.
20276 (var_to_partition): Only accept SSA names.
20277 (register_ssa_partition): Only check argument.
20278 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20280 (delete_var_map): Don't free it.
20281 (var_union): Only accept SSA names, simplify.
20282 (partition_view_init): Mark only useful SSA names as used.
20283 (partition_view_fini): Only deal with SSA names.
20284 (change_partition_var): Remove.
20285 (dump_var_map): Use ssa_name instead of partition_to_var member.
20286 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20288 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20289 (struct _elim_graph): New member const_dests; nodes member vector of
20291 (set_location_for_edge): New static helper.
20292 (create_temp): Remove.
20293 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20294 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20295 (new_elim_graph): Allocate const_dests member.
20296 (clean_elim_graph): Truncate const_dests member.
20297 (delete_elim_graph): Free const_dests member.
20298 (elim_graph_size): Adapt to new type of nodes member.
20299 (elim_graph_add_node): Likewise.
20300 (eliminate_name): Likewise.
20301 (eliminate_build): Don't take basic block argument, deal only with
20302 partition numbers, not variables.
20303 (get_temp_reg): New static helper.
20304 (elim_create): Use it, deal with RTL temporaries instead of trees.
20305 (eliminate_phi): Adjust all calls to new signature.
20306 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20307 (rewrite_trees): Only do checking.
20308 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20309 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20310 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20311 contains_tree_r, MAX_STMTS_IN_LATCH,
20312 process_single_block_loop_latch, analyze_edges_for_bb,
20313 perform_edge_inserts): Remove.
20314 (expand_phi_nodes): New global function.
20315 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20316 functions, initialize new parameter, remember partitions having a
20318 (finish_out_of_ssa): New global function.
20319 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20320 don't reset in_ssa_p here, don't disable TER when mudflap.
20321 (pass_del_ssa): Remove.
20322 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20324 (execute_free_datastructures): Declare.
20325 * Makefile.in (SSAEXPAND_H): New variable.
20326 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20327 * basic-block.h (commit_one_edge_insertion): Declare.
20328 * passes.c (init_optimization_passes): Move pass_nrv and
20329 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20330 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20331 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20332 (redirect_branch_edge): Deal with super block when expanding, split
20333 out jump patching itself into ...
20334 (patch_jump_insn): ... here, new static helper.
20336 2009-04-26 Michael Matz <matz@suse.de>
20338 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20339 beyond num_ssa_names.
20340 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20341 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20343 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20345 PR inline-asm/39543
20346 * fwprop.c (forward_propagate_asm): New function.
20347 (forward_propagate_and_simplify): Propagate also into __asm, if it
20348 doesn't increase the number of referenced registers.
20351 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20353 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20355 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20356 note_nonlocal_vla_type for nonlocal VLAs.
20357 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20358 contains_remapped_vars, remap_vla_decls): New functions.
20359 (convert_nonlocal_reference_stmt): If not optimizing, call
20360 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20361 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20362 if it wasn't found in var_map.
20363 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20364 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20365 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20367 * gimplify.c (nonlocal_vlas): New variable.
20368 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20370 (gimplify_body): Create and destroy nonlocal_vlas.
20372 * dwarf2out.c (loc_descr_plus_const): New function.
20373 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20374 mem_loc_descriptor, loc_descriptor_from_tree_1,
20375 descr_info_loc, gen_variable_die): Use it.
20377 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20378 !TREE_STATIC VAR_DECLs.
20379 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20380 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20381 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20382 DECL_BY_REFERENCE is valid.
20383 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20384 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20385 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20386 Copy DECL_BY_REFERENCE.
20387 (struct nesting_copy_body_data): New type.
20388 (nesting_copy_decl): New function.
20389 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20390 if they have variable length.
20392 2009-04-26 Michael Matz <matz@suse.de>
20394 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20395 mark new temporaries for renaming.
20397 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20400 * c-decl.c (global_bindings_p): Return negative value.
20401 (c_variable_size): New. Based on variable_size from
20403 (grokdeclarator): Call c_variable_size not variable_size.
20405 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20407 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20409 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20411 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20412 Redefine it to just use mingw/include.
20413 (ASM_SPEC): Rules for -m32 and -m64.
20414 (LINK_SPEC): Use Likewise.
20415 (SPEC_32): New define.
20416 (SPEC_64): Likewise.
20417 (SUB_LINK_SPEC): Likewise.
20418 (MULTILIB_DEFAULTS): New define.
20419 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20420 Add multilib options.
20421 (MULTILIB_DIRNAMES): Likewise.
20422 (MULTILIB_OSDIRNAMES): Likewise.
20423 (LIBGCC): Likewise.
20424 (INSTALL_LIBGCC): Likewise.
20426 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20429 * c-tree.h (enum c_inline_static_type): New.
20430 (record_inline_static): Declare.
20431 * c-decl.c (struct c_inline_static, c_inline_statics,
20432 record_inline_static, check_inline_statics): New.
20433 (pop_file_scope): Call check_inline_statics.
20434 (start_decl): Call record_inline_static instead of pedwarning
20435 directly for static in inline function.
20436 * c-typeck.c (build_external_ref): Call record_inline_static
20437 instead of pedwarning directly for static referenced in inline
20440 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20442 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20443 not new but only being rescanned.
20444 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20445 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20446 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20447 record_set_info, compute_set, grealloc): Remove.
20448 (recompute_all_luids): New function.
20449 (gcse_main): Don't compute sets, and don't do related memory
20450 allocations/free-ing. If something changed before the end of the
20451 pass, update LUIDs using recompute_all_luids.
20452 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20453 (free_gcse_mem): Don't free it either.
20454 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20455 Use the df insn LUIDs.
20456 (load_killed_in_block): Likewise.
20457 (compute_hash_table_work): Don't compute reg_set_in_block.
20458 (compute_transp): Use DF_REG_DEF_CHAINs.
20459 (local_cprop_pass): Don't use compute_sets and related functions.
20460 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20461 Use get_max_uid() instead of max_cuid.
20462 (insert_insn_end_basic_block, pre_insert_copy_insn,
20463 update_ld_motion_stores): Don't try to
20464 keep reg_set tables up to date.
20465 (pre_insert_copies): Use df insn LUIDs.
20466 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20467 (reg_set_info): Don't use extra bitmap argument.
20468 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20469 information to compute regs_set_in_block.
20470 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20471 (bypass_jumps): Don't use compute_sets and friends.
20473 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20476 * opts.c (undocumented_msg): Do not leave blank even with
20479 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20481 * c-decl.c (build_enumerator): Allow values folding to integer
20482 constants but not integer constant expressions with a pedwarn if
20485 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20488 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20489 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20490 type is an integer constant.
20492 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20495 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20498 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20501 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20502 with variably modified return type and no storage class
20503 specifiers, except for the case of nested functions. Distinguish
20504 extern declarations of functions with variably modified return
20505 types from those of objects with variably modified types.
20507 2009-04-25 Jan Hubicka <jh@suse.cz>
20509 * tree.c (list_equal_p): New function.
20510 * tree.h (list_equal_p): Declare.
20511 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20512 basic_block_def, basic_block, const_basic_block): New.
20513 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20514 (redirect_eh_edge): New function.
20515 (make_eh_edge_update_phi): EH edges are not abnormal.
20516 * except.c: Include tree-flow.h.
20517 (list_match): New function.
20518 (eh_region_replaceable_by_p): New function.
20519 (replace_region): New function.
20520 (hash_type_list): New function.
20521 (hash_eh_region): New function.
20522 (eh_regions_equal_p): New function.
20523 (merge_peers): New function.
20524 (remove_unreachable_regions): Verify EH tree when checking;
20526 (copy_eh_region_1): New function.
20527 (copy_eh_region): New function.
20528 (push_reachable_handler): New function.
20529 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20530 regions without label but with live RESX.
20531 * except.h (redirect_eh_edge_to_label): New.
20532 * tree-flow.h (redirect_eh_edge): New.
20533 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20534 basic_block_def, basic_block, const_basic_block): Remove.
20535 * Makefile.in (except.o): Add dependency on tree-flow.h
20536 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20537 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20540 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20543 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20544 on the destination of memcpy.
20546 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20548 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20549 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20550 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20552 2009-04-25 Jan Hubicka <jh@suse.cz>
20554 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20555 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20556 to be reached by different label than left.
20557 (update_eh_edges): Update comment; remove edge_to_remove if possible
20558 and return true if suceeded.
20559 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20560 (cleanup_eh): Compute sharing map.
20561 * except.c (remove_eh_handler_and_replace): Add argument if we should
20563 (remove_unreachable_regions): Update for label sharing.
20564 (label_to_region_map): Likewise.
20565 (get_next_region_sharing_label): New function.
20566 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20568 (remove_eh_handler): Update.
20569 (remove_eh_region_and_replace_by_outer_of): New function.
20570 * except.h (struct eh_region): Add next_region_sharing_label.
20571 (remove_eh_region_and_replace_by_outer_of,
20572 get_next_region_sharing_label): Declare.
20573 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20575 2009-04-25 Jan Hubicka <jh@suse.cz>
20577 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20578 insert code even if they are not critical.
20580 2009-04-25 Jan Hubicka <jh@suse.cz>
20582 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20583 (gimple_can_remove_branch_p): EH edges won't remove branch by
20585 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20586 updating of non-abnormal EH edges.
20587 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20588 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20589 (split_critical_edges): Split also edges where emitting code on them
20590 will lead to splitting later.
20592 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20593 H.J. Lu <hongjiu.lu@intel.com>
20596 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20597 the configured assembler supports fildq and fistpq mnemonics.
20598 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20599 * configure: Regenerated.
20600 * config.in: Ditto.
20602 * config/i386/i386.c (print_operand): Handle 'Z'.
20603 ['z']: Remove handling of special fild/fist suffixes.
20604 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20605 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20606 suffix of fild insn.
20607 (*floatsi<mode>2_vector_mixed): Ditto.
20608 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20609 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20610 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20611 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20612 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20614 2009-04-25 Ben Elliston <bje@au.ibm.com>
20616 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20617 the source of a set operation.
20619 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20621 * target.h (struct gcc_target): Add case_values_threshold field.
20622 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20623 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20624 * targhooks.c (default_case_values_threshold): New function.
20625 * targhooks.h (default_case_values_threshold): Declare function.
20626 * stmt.c (expand_case): Use case_values_threshold target hook.
20627 * expr.h (case_values_threshold): Remove declartation.
20628 * expr.c (case_values_threshold): Remove function.
20629 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20631 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20632 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20633 (avr_case_values_threshold): Declare as static.
20634 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20636 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20637 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20638 (mn10300_case_values_threshold): New function.
20640 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20642 * ira.c (setup_cover_and_important_classes): Add enum cast.
20644 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20646 * genpreds.c (write_enum_constraint_num): Output definition of
20647 CONSTRAINT_NUM_DEFINED_P macro.
20648 * ira.c (setup_cover_and_important_classes): Use
20649 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20651 2009-04-24 DJ Delorie <dj@redhat.com>
20653 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20654 __SH2A_SINGLE_ONLY__ also.
20656 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20658 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20659 (movdf_internal): Ditto.
20660 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20661 SFmode and DFmode constants.
20662 (ia64_print_operand): Add 'G' format for printing
20663 floating point constants.
20665 2009-04-24 Richard Guenther <rguenther@suse.de>
20667 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20668 from unsigned additions.
20670 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20672 * c-typeck.c (set_init_index): Allow array designators that are
20673 not integer constant expressions with a pedwarn if pedantic.
20675 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20677 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20678 zero if no overlap in nonzero bits between the operands.
20680 2009-04-24 Ian Lance Taylor <iant@google.com>
20682 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20683 (record_dead_and_set_regs): Likewise.
20684 * df.h (struct df_mw_hardreg): Change flags field to int.
20685 (struct df_base_ref): Likewise.
20686 (struct df): Change changeable_flags field to int.
20687 * df-scan.c (df_defs_record): Change clobber_flags to int.
20688 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20689 constants rather than #define macros.
20690 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20691 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20692 (enum dwarf_calling_convention): Likewise.
20693 (enum dwarf_line_number_x_ops): Likewise.
20694 (enum dwarf_call_frame_info): Likewise.
20695 (enum dwarf_source_language): Likewise.
20696 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20697 (add_calling_convention_attribute): Likewise.
20698 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20699 (combine_comparisons): Change compcode to int. Add cast to enum type.
20700 * genrecog.c (maybe_both_true_2): Change c to int.
20701 (write_switch): Likewise. Add cast to enum type.
20702 * gimplify.c (gimplify_omp_for): Handle return values from
20703 gimplify_expr using MIN rather than bitwise or.
20704 (gimplify_expr): Add cast to enum type.
20705 * ipa-prop.c (update_jump_functions_after_inlining): Change
20706 IPA_BOTTOM to IPA_JF_UNKNOWN.
20707 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20708 Add casts to enum type.
20709 (setup_cover_and_important_classes): Change cl to int. Add casts
20711 (setup_class_translate): Change cl and mode to int.
20712 (ira_init_once): Change mode to int.
20713 (free_register_move_costs): Likewise.
20714 (setup_prohibited_mode_move_regs): Add casts to enum type.
20715 * langhooks.c (add_builtin_function_common): Rework assertion that
20716 value fits bitfield.
20717 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20718 * omega.c (omega_do_elimination): Avoid math on enum types.
20719 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20720 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20721 int local to handle integral_argment value.
20722 * regmove.c (try_auto_increment): Change PUT_MODE to
20724 * reload.c (push_secondary_reload): Add casts to enum type.
20725 (secondary_reload_class, find_valid_class): Likewise.
20726 * reload1.c (emit_input_reload_insns): Likewise.
20727 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20728 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20729 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20731 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20732 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20734 (expand_complex_libcall): Add casts to enum type.
20735 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20736 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20737 with ERROR_MARK, not NUM_TREE_CODES.
20738 (vect_create_epilog_for_reduction): Likewise.
20739 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20740 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20741 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20743 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20744 vect_unused_in_loop. Change 0 to loop_vect.
20745 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20746 * var-tracking.c (get_init_value): Change return type to enum
20748 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20749 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20751 (arm_override_options): Add casts to enum type.
20752 (arm_emit_tls_decoration): Likewise.
20753 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20755 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20756 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20757 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20759 * config/s390/s390.c (code_for_builtin_64): Change to array of
20761 (code_for_builtin_31): Likewise.
20762 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20764 * config/sparc/sparc.c (sparc_override_options): Change value
20765 field in struct code_model to enum cmodel. In initializer change
20766 0 to NULL and add cast to enum type.
20768 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20769 Change all callers. Issue a -Wc++-compat warning using
20770 lhs_origtype if necessary.
20771 (convert_for_assignment): Issue -Wc++-compat warnings about
20772 invalid conversions to enum type on assignment.
20773 * c-common.h (build_modify_expr): Update declaration.
20775 2009-04-24 Nick Clifton <nickc@redhat.com>
20777 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20778 (function_arg_advance): Likewise.
20779 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20782 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20784 * config/s390/constraints.md ('I', 'J'): Fix condition.
20786 2009-04-24 Diego Novillo <dnovillo@google.com>
20788 * gengtype-parse.c (parse_error): Add newline after message.
20790 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20792 * config/i386/sse.md (avxmodesuffixs): Removed.
20793 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20794 (*avx_pinsr<ssevecsize>): This.
20796 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20798 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20799 follow chains of regs with a single definition, and allow expressions
20800 that are function_invariant_p.
20801 (simple_rhs_p): Allow expressions that are function_invariant_p.
20803 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20805 PR middle-end/39867
20806 * fold-const.c (fold_cond_expr_with_comparison): When folding
20807 > and >= to MAX, make sure the MAX uses the same type as the
20808 comparison's operands.
20810 2009-04-24 Nick Clifton <nickc@redhat.com>
20812 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20813 addressing for DImode accesses.
20814 (frv_print_operand_address): Handle PLUS case.
20815 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20817 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20819 PR rtl-optimization/39794
20820 * alias.c (canon_true_dependence): Add x_addr argument.
20821 * rtl.h (canon_true_dependence): Adjust prototype.
20822 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20823 * cselib.c (cselib_invalidate_mem): Likewise.
20824 * gcse.c (compute_transp): Likewise.
20825 * dse.c (scan_reads_nospill): Likewise.
20826 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20827 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20828 canon_base_addr of the group, plus optional offset.
20829 (struct group_info): Rename canon_base_mem to
20831 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20832 canon_rtx of base_mem.
20834 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20836 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20837 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20839 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20841 * config/spu/spu-builtins.h: Delete file.
20843 * config/spu/spu.h (enum spu_builtin_type): Move here from
20845 (struct spu_builtin_description): Likewise. Add GTY marker.
20846 Do not use enum spu_function_code or enum insn_code.
20847 (spu_builtins): Add extern declaration.
20849 * config/spu/spu.c: Do not include "spu-builtins.h".
20850 (enum spu_function_code, enum spu_builtin_type_index,
20851 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20852 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20853 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20854 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20855 (spu_builtin_types): Make static. Add GTY marker.
20856 (spu_builtins): Add extern declaration with GTY marker.
20857 Include "gt-spu.h".
20859 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20860 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20861 Check programmatically whether all parameters are scalar.
20863 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20865 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20867 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20868 assignment from the constructor either if the target is volatile.
20870 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20872 * config/arm/arm.md (insv): Do not share operands[0].
20874 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20876 * config/vxlib-tls.c (active_tls_threads): Delete.
20877 (delete_hook_installed): New.
20878 (tls_delete_hook): Don't delete the delete hook.
20879 (tls_destructor): Delete it here.
20880 (__gthread_set_specific): Adjust installing the delete hook.
20881 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20882 __gthread_leave_tsd_dtor_context.
20884 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20886 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20888 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20890 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20892 (alpha_rtx_costs): Ditto.
20893 (emit_unlikely_jump): Use add_reg_note.
20894 (emit_frame_store_1): Ditto.
20895 (alpha_expand_prologue): Ditto.
20896 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20897 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20899 2009-04-23 Nick Clifton <nickc@redhat.com>
20901 * config/v850/v850.md (epilogue): Remove suppressed code.
20902 (return): Rename to return_simple and remove test of frame size.
20903 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20904 to gen_return_simple.
20906 2009-04-22 Jing Yu <jingyu@google.com>
20909 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20911 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20914 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20915 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20916 value is a VECTOR_CST, the element type is the element type of the
20919 2009-04-22 DJ Delorie <dj@redhat.com>
20921 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20923 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20925 * alias.c (find_base_term): Move around LO_SUM case, so that
20926 CONST falls through into PLUS/MINUS handling.
20929 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20930 into 0, use omit_one_operand.
20932 2009-04-23 Ben Elliston <bje@au.ibm.com>
20934 * config/rs6000/linux-unwind.h (get_regs): Remove type
20935 puns. Change the type of `pc' to an array of unsigned ints and
20936 update all users. Constify frame24.
20938 2009-04-22 DJ Delorie <dj@redhat.com>
20940 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20941 declarations before code.
20942 (current_function_special_page_vector): Likewise.
20943 (m32c_expand_insv): Silence a warning.
20945 2009-04-21 Taras Glek <tglek@mozilla.com>
20947 * alias.c: Update GTY annotations to new syntax.
20948 * basic-block.h: Likewise.
20949 * bitmap.h: Likewise.
20950 * c-common.h: Likewise.
20951 * c-decl.c: Likewise.
20952 * c-parser.c: Likewise.
20953 * c-pragma.c: Likewise.
20954 * c-tree.h: Likewise.
20955 * cfgloop.h: Likewise.
20956 * cgraph.h: Likewise.
20957 * config/alpha/alpha.c: Likewise.
20958 * config/arm/arm.h: Likewise.
20959 * config/avr/avr.h: Likewise.
20960 * config/bfin/bfin.c: Likewise.
20961 * config/cris/cris.c: Likewise.
20962 * config/darwin.c: Likewise.
20963 * config/frv/frv.c: Likewise.
20964 * config/i386/i386.c: Likewise.
20965 * config/i386/i386.h: Likewise.
20966 * config/i386/winnt.c: Likewise.
20967 * config/ia64/ia64.h: Likewise.
20968 * config/iq2000/iq2000.c: Likewise.
20969 * config/mips/mips.c: Likewise.
20970 * config/mmix/mmix.h: Likewise.
20971 * config/pa/pa.c: Likewise.
20972 * config/pa/pa.h: Likewise.
20973 * config/rs6000/rs6000.c: Likewise.
20974 * config/s390/s390.c: Likewise.
20975 * config/sparc/sparc.c: Likewise.
20976 * config/xtensa/xtensa.c: Likewise.
20977 * cselib.h: Likewise.
20978 * dbxout.c: Likewise.
20979 * dwarf2out.c: Likewise.
20980 * except.c: Likewise.
20981 * except.h: Likewise.
20982 * fixed-value.h: Likewise.
20983 * function.c: Likewise.
20984 * function.h: Likewise.
20985 * gimple.h: Likewise.
20986 * integrate.c: Likewise.
20987 * optabs.c: Likewise.
20988 * output.h: Likewise.
20989 * real.h: Likewise.
20991 * stringpool.c: Likewise.
20992 * tree-data-ref.c: Likewise.
20993 * tree-flow.h: Likewise.
20994 * tree-scalar-evolution.c: Likewise.
20995 * tree-ssa-address.c: Likewise.
20996 * tree-ssa-alias.h: Likewise.
20997 * tree-ssa-operands.h: Likewise.
20998 * tree.c: Likewise.
20999 * tree.h: Likewise.
21000 * varasm.c: Likewise.
21001 * varray.h: Likewise.
21003 * coretypes.h: Do not define GTY macro if it is already defined.
21004 * doc/gty.texi: Update GTY documentation to new syntax.
21005 * gengtype-lex.l: Enforce attribute-like syntax for GTY
21006 annotations on structs.
21007 * gengtype-parse.c: Likewise.
21009 2009-04-22 Mark Heffernan <meheff@google.com>
21011 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
21013 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21015 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
21018 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
21020 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
21021 the same as a PLUS without a shift. Increase the cost of a
21024 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21026 * Makefile.in: Update dependencies.
21027 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
21028 * errors.h: Remove bogus comment about compatibility.
21029 (warning): Update declaration.
21030 * genautomata.c: Update all calls to warning.
21031 * gimple.c: Do not include errors.h. Include toplev.h.
21032 * tree-ssa-structalias.c: Do not include errors.h.
21033 * omega.c: Likewise.
21034 * tree-ssa-reassoc.c: Likewise.
21035 * config/spu/spu-c.c: Likewise.
21036 * config/spu/t-spu-elf: Update dependencies.
21038 2009-04-22 Richard Guenther <rguenther@suse.de>
21040 PR tree-optimization/39824
21041 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
21042 make sure the types are compatible.
21044 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21047 * c-common.c (c_parse_error): Take a token_flags parameter.
21048 Use token_type for the token type instead.
21049 Pass token_flags to cpp_type2name.
21050 * c-common.h (c_parse_error): Update declaration.
21051 * c-parser.c (c_parser_error): Pass 0 as token flags.
21053 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21055 PR rtl-optimization/39580
21056 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21058 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21060 * function.c (expand_function_end): Do not emit a jump to the "naked"
21061 return label for fall-through returns.
21062 * except.c (sjlj_emit_function_exit): Always place the call to the
21063 unregister function at the location installed by expand_function_end.
21065 2009-04-22 Richard Guenther <rguenther@suse.de>
21067 PR tree-optimization/39845
21068 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21069 (gen_inbound_check): Likewise.
21071 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21073 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21075 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21076 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21078 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21080 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21081 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21082 shift counts to avoid out-of-bounds array accesses.
21084 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21086 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21087 (Pmode): Move above.
21089 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21091 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21092 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21093 GET_CODE macro. Use IN_RANGE macro where appropriate.
21094 * config/alpha/alpha.h: Ditto.
21095 * config/alpha/alpha.md: Ditto.
21096 * config/alpha/constraints.md: Ditto.
21097 * config/alpha/predicates.md: Ditto.
21099 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21101 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21102 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21103 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21104 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21105 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21106 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21107 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21108 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21109 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21110 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21111 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21112 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21113 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21114 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21115 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21116 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21117 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21118 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21119 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21120 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21121 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21122 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21123 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21124 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21125 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21126 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21127 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21129 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21131 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21132 references from comments.
21133 * cfgbuild.c: (count_basic_blocks): Delete.
21134 (find_basic_blocks_1): Delete.
21135 (find_basic_blocks): Delete.
21136 * except.c (finish_eh_generation): Make static. Move comment from
21137 except.h here. Remove find_basic_blocks references from comments.
21138 * except.h (finish_eh_generation): Delete.
21139 * basic-block.h (find_basic_blocks): Delete.
21140 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21142 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21144 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21145 (sdbout_parms): Likewise.
21147 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21149 * config/sh/sh.c (prepare_cbranch_operands): Use
21150 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21151 (expand_cbranchdi4): Likewise.
21152 (from_compare): Add cast to enum type.
21153 (expand_cbranchsi4): Use add_reg_note.
21154 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21155 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21156 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21157 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21158 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21159 instead of CODE_FOR_nothing.
21160 (cbranchdi4): Likewise. Fix the order of arguments for
21162 (push_fpscr): Use add_reg_note.
21163 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21164 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21166 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21168 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21169 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21170 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21171 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21172 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21173 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21174 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21175 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21176 config/alpha/x-vms, config/arc/t-arc,
21177 config/arm/README-interworking, config/arm/arm-c.c,
21178 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21179 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21180 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21181 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21182 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21183 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21184 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21185 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21186 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21187 config/cris/t-elfmulti, config/crx/t-crx,
21188 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21189 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21190 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21191 config/h8300/t-h8300, config/i386/athlon.md,
21192 config/i386/darwin-libgcc.10.4.ver,
21193 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21194 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21195 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21196 config/i386/t-linux64, config/i386/t-nwld,
21197 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21198 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21199 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21200 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21201 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21202 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21203 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21204 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21205 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21206 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21207 config/m68k/t-uclinux, config/mcore/t-mcore,
21208 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21209 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21210 config/mips/crtn.asm, config/mips/irix-crti.asm,
21211 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21212 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21213 config/mips/mips-fixed.md, config/mips/sb1.md,
21214 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21215 config/mips/t-iris6, config/mips/t-isa3264,
21216 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21217 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21218 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21219 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21220 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21221 config/mn10300/t-linux, config/mn10300/t-mn10300,
21222 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21223 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21224 config/picochip/libgccExtras/clzsi2.asm,
21225 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21226 config/rs6000/darwin-libgcc.10.4.ver,
21227 config/rs6000/darwin-libgcc.10.5.ver,
21228 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21229 config/rs6000/t-aix43, config/rs6000/t-aix52,
21230 config/rs6000/t-darwin, config/rs6000/t-fprules,
21231 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21232 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21233 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21234 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21235 config/rs6000/t-rtems, config/rs6000/t-spe,
21236 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21237 config/score/t-score-elf, config/sh/divcost-analysis,
21238 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21239 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21240 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21241 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21242 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21243 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21244 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21245 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21246 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21247 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21248 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21249 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21250 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21251 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21252 * config/h8300/genmova.sh: Include copyright and license notices
21253 in generated output.
21254 * config/h8300/mova.md: Regenerate.
21255 * doc/install.texi2html: Include word "Copyright" in copyright
21256 notice and use name "Free Software Foundation, Inc.".
21257 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21258 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21259 ChangeLog-2007, ChangeLog-2008: Correct dates.
21261 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21263 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21264 NE_EXPR operations as well.
21265 * c-parser.c (c_parser_condition): Do not set location information on
21267 (c_parser_conditional_expression): Likewise.
21268 (c_parser_binary_expression): Set location information on operators.
21269 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21270 TRUTH_NOT_EXPR has been folded.
21271 * fold-const.c (fold_truth_not_expr): Copy location information from
21272 the incoming expression to the outgoing one.
21273 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21274 recursive calls on the LHS of the operator but pass that of the
21275 operator to recursive calls on the RHS of the operator. Set it
21277 (shortcut_cond_expr): Set the locus of the operator on the second
21278 COND_EXPR and that of the expression on the first in degenerate cases.
21279 Pass the locus of the expression to calls to shortcut_cond_r.
21280 Set the locus of the 'then' block on the associated jump, if any.
21281 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21282 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21283 expression to call to gimplify_boolean_expr.
21285 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21287 * config.gcc: Add additional configuration for
21288 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21289 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21290 (CPP_SPEC): Redefine for allowing -municode option.
21291 (STARTFILE_SPEC): Likewise.
21292 * config/i386/t-mingw-w64: New.
21293 * config/i386/mingw-w64.opt: New.
21294 (municode): Add new target option.
21295 * doc/invoke.texi (municode): Add documentation for new option.
21297 2009-04-21 Ian Lance Taylor <iant@google.com>
21299 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21300 Correct test for number of arguments.
21301 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21303 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21305 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21306 argument of emit_library_call.
21308 2009-04-21 Richard Guenther <rguenther@suse.de>
21310 PR middle-end/39829
21311 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21312 inside VIEW_CONVERT_EXPRs.
21314 2009-04-21 Martin Jambor <mjambor@suse.cz>
21316 * tree-switch-conversion.c (build_constructors): Split a long line.
21317 (constructor_contains_same_values_p): New function.
21318 (build_one_array): Create assigns of constants if possible, do not
21319 call mark_sym_for_renaming, call update_stmt.
21320 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21321 make_rename_temp. Do not call mark_symbols_for_renaming, call
21323 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21324 find_new_referenced_vars, call update_stmt.
21325 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21326 instead of calling make_rename_temp. Do not call
21327 find_new_referenced_vars or mark_symbols_for_renaming, call
21330 2009-04-21 Richard Guenther <rguenther@suse.de>
21332 PR tree-optimization/39827
21333 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21334 (tree_ssa_phiprop): Pass the correct array size.
21336 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21338 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21340 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21343 * c-typeck.c (lvalue_p): Move declaration ...
21344 * c-common.h (lvalue_p): ... to here.
21345 * c-common.c (candidate_equal_p): New.
21346 (add_tlist): Use it.
21347 (merge_tlist): Use it.
21348 (warn_for_collisions_1): Likewise.
21349 (warning_candidate_p): Accept more candidates.
21350 (verify_tree): A warning candidate can be an expression. Use
21353 2009-04-21 Ben Elliston <bje@au.ibm.com>
21356 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21357 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21358 options. Remove -mcall-solaris documentation.
21360 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21363 * doc/invoke.texi (-Wlong-long): Update description.
21364 * c-lex (interpret_integer): Only warn if there was no previous
21365 overflow and -Wlong-long is enabled.
21366 * c-decl.c (declspecs_add_type): Drop redundant flags.
21367 * c.opt (Wlong-long): Init to -1.
21368 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21369 and front-end warn_long_long. Wlong-long only depends on other
21370 flags if it is uninitialized.
21371 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21372 the same for CPP and FE.
21373 (restore_extension_diagnostics): Likewise.
21375 2009-04-20 Ian Lance Taylor <iant@google.com>
21377 Fix enum conversions which are invalid in C++:
21378 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21379 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21380 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21381 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21382 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21383 (dbxout_parms): Likewise.
21384 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21385 (df_clear_flags): Likewise.
21386 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21387 top_flag parameter to int.
21388 (df_chain_create_bb_process_use): Likewise.
21389 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21391 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21392 (df_ref_create_structure, df_def_record_1): Likewise.
21393 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21394 (df_notes_rescan): Change 0 to VOIDmode in function call.
21395 (df_get_call_refs, df_insn_refs_collect): Likewise.
21396 (df_bb_regs_collect): Likewise.
21397 (df_entry_block_defs_collect): Likewise.
21398 (df_exit_block_uses_collect): Likewise.
21399 * df.h: Update declarations.
21400 * double-int.c (double_int_divmod): Add cast to enum type.
21401 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21402 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21403 (based_loc_descr): Likewise.
21404 (loc_descriptor_from_tree_1): Change first_op and second_op to
21405 enum dwarf_location_atom. Add cast to enum type.
21406 * expmed.c (init_expmed): Change 0 to SET in function call.
21407 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21408 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21409 (do_store_flag): Likewise.
21410 * fixed-value.h (struct fixed_value): Change mode to enum
21412 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21413 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21415 (insert_insn_decl, insert_decl, insert_state): Likewise.
21416 (automata_list_finish): Likewise.
21417 * genrecog.c (process_define_predicate): Add cast to enum type.
21418 * gensupport.c (init_predicate_table): Add cast to enum type.
21419 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21421 (gimple_build_call_1, gimple_build_label): Likewise.
21422 (gimple_build_goto, gimple_build_asm_1): Likewise.
21423 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21424 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21425 (enum fallback): Rename from enum fallback_t.
21426 (fallback_t): Typedef as int.
21427 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21428 GSI_SAME_STMT in function call.
21429 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21431 (setup_reg_class_relations): Likewise.
21432 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21433 (setup_prohibited_class_mode_regs): Add cast to enum type.
21434 (setup_prohibited_mode_move_regs): Likewise.
21435 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21436 (record_address_regs): Change i to enum reg_class.
21437 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21438 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21439 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21440 (GET_MODE_2XWIDER_MODE): Likewise.
21441 (GET_CLASS_NARROWEST_MODE): Likewise.
21442 * omp-low.c (expand_omp_for): Add cast to enum type.
21443 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21444 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21445 * postreload.c (reload_cse_simplify_operands): Change rclass local
21447 * predict.c (combine_predictions_for_insn): Change best_predictor
21448 and predictor to enum br_predictor.
21449 (combine_predictions_for_bb): Likewise.
21450 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21451 use SET_PREDICT_EXPR_OUTCOME.
21452 * real.c (real_arithmetic): Change icode to code in function call.
21453 * reginfo.c (init_move_cost): Add casts to enum type.
21454 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21455 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21457 * reload.c (find_valid_class): Add casts to enum type.
21458 (push_reload): Change 0 to NO_REGS in function call.
21459 (find_reloads): Change this_alternative to array of enum
21460 reg_class. Remove some now-unnecessary casts.
21461 (make_memloc): Change 0 to VOIDmode in function call.
21462 * reload1.c (reload): Change 0 to VOIDmode in function call.
21463 (eliminate_regs_1, elimination_effects): Likewise.
21464 (eliminate_regs_in_insn): Likewise.
21465 (emit_input_reload_insns): Add cast to enum type.
21466 (delete_output_reload): Change 0 to VOIDmode in function call.
21467 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21468 to enum type in function call.
21469 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21470 (SET_PREDICT_EXPR_OUTCOME): Define.
21471 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21472 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21473 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21474 (dump_function): Likewise.
21475 * tree-dump.h: Update declarations.
21476 * tree-pass.h: Update declarations.
21477 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21478 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21480 (arm_rtx_costs_1): Correct parenthesization.
21481 (arm_rtx_costs): Add casts to enum type.
21482 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21483 (vfp_emit_fstmd): Use add_rg_note.
21484 (emit_multi_reg_push, emit_sfm): Likewise.
21485 (thumb_set_frame_pointer): Likewise.
21486 (arm_expand_prologue): Likewise.
21487 (arm_regno_class): Change return type to enum reg_class.
21488 (thumb1_expand_prologue): Use add_reg_note.
21489 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21490 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21492 * config/arm/gentune.sh: Add cast to enum type.
21493 * config/arm/arm-tune.md: Rebuild.
21494 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21495 (ix86_split_fp_branch, predict_jump): Likewise.
21496 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21497 insn_code to enum rtx_code.
21498 (ix86_builtin_vectorized_function): Add cast to enum type.
21499 * config/i386/i386.md (truncdfsf2): Change slot to enum
21501 (truncxf<mode>2, isinf<mode>2): Likewise.
21502 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21504 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21505 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21506 (insert_bundle_state): Change 1 to INSERT in function call.
21507 (ia64_add_bundle_selector_before): Likewise.
21508 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21509 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21510 (restore_stack_nonlocal): Likewise.
21511 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21513 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21515 (mips_rtx_costs): Likewise.
21516 (mips_override_options): Add casts to enum type.
21517 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21519 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21520 (store_reg, set_reg_plus_d): Likewise.
21521 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21522 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21524 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21526 (emit_unlikely_jump): Use add_reg_note.
21527 (rs6000_emit_allocate_stack): Likewise.
21528 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21529 (output_toc): Change 1 to INSERT in function call.
21530 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21531 (rs6000_initialize_trampoline): Likewise.
21532 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21534 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21535 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21536 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21537 (save_gprs): Use add_reg_note.
21538 (s390_emit_prologue): Likewise.
21539 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21540 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21541 (sparc_fold_builtin): Add cast to enum type.
21542 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21544 (spu_expand_prologue): Use add_reg_note.
21545 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21547 2009-04-20 Ian Lance Taylor <iant@google.com>
21549 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21550 (c_parser_postfix_expression_after_primary): Get VEC for list of
21551 arguments. Get original types of arguments. Call
21552 build_function_call_vec.
21553 (cached_expr_list_1, cached_expr_list_2): New static variables.
21554 (c_parser_expr_list): Change return type to VEC *. Add
21555 p_orig_types parameter. Change all callers.
21556 (c_parser_release_expr): New static function.
21557 (c_parser_vec_to_tree_list): New static function.
21558 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21559 call build_function_call_vec.
21560 (build_function_call_vec): New function, based on old
21561 build_function_call.
21562 (convert_arguments): Remove nargs and argarray parameters. Change
21563 values to a VEC. Add origtypes parameter.
21564 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21565 (convert_for_assignment): Add origtype parameter. Change all
21566 callers. If warn_cxx_compat, check for conversion to an enum
21567 type when calling a function.
21568 (store_init_value): Add origtype parameter. Change all callers.
21569 (digest_init): Likewise.
21570 (struct init_node): Add origtype field.
21571 (add_pending_init): Add origtype parameter. Change all callers.
21572 (output_init_element): Likewise.
21573 (output_pending_init_elements): Pass origtype from init_node to
21574 output_init_element.
21575 (process_init_element): Pass origtype from c_expr to
21576 output_init_element.
21577 (c_finish_return): Add origtype parameter. Change all callers.
21578 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21580 (sync_resolve_params): Likewise.
21581 (sync_resolve_return): Change params to first_param. Change caller.
21582 (resolve_overloaded_builtins): Change params to VEC *. Change
21583 callers. Save first parameter around call to build_function_call_vec.
21584 * c-decl.c (finish_decl): Add origtype parameter. Change all
21585 callers. Call build_function_call_vec rather than
21586 build_function_call for cleanup.
21587 * c-tree.h: Update declarations.
21588 * c-common.h: Update declarations.
21589 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21590 params to first_param.
21591 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21592 params parameter from tree to void *.
21593 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21594 Change arglist parameter to have type void *, and to be a pointer
21596 * config/rs6000/rs6000-protos.h
21597 (altivec_resolve_overloaded_builtin): Update declaration.
21598 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21599 fnargs parameter to have type void *, and to be a pointer to a
21600 VEC. Call build_function_call_vec instead of
21601 build_function_call.
21602 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21604 2009-04-20 Joey Ye <joey.ye@intel.com>
21605 Xuepeng Guo <xuepeng.guo@intel.com>
21606 H.J. Lu <hongjiu.lu@intel.com>
21608 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21610 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21611 (IX86_LEA_PRIORITY): Likewise.
21612 (distance_non_agu_define): New function.
21613 (distance_agu_use): Likewise.
21614 (ix86_lea_for_add_ok): Likewise.
21615 (ix86_dep_by_shift_count): Likewise.
21617 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21618 should split for LEA.
21620 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21622 (ix86_dep_by_shift_count): Likewise.
21624 2009-04-20 Richard Guenther <rguenther@suse.de>
21626 * expr.c (handled_component_p): Move ...
21627 * tree.h (handled_component_p): ... here.
21628 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21629 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21630 and REALPART_EXPR to be in one group.
21632 2009-04-20 Richard Guenther <rguenther@suse.de>
21634 * basic-block.h (get_all_dominated_blocks): Declare.
21635 * dominance.c (get_all_dominated_blocks): New function.
21636 * tree-cfg.c (get_all_dominated_blocks): Remove.
21637 (remove_edge_and_dominated_blocks): Adjust.
21638 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21639 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21640 instead of recursing.
21642 2009-04-20 Doug Kwan <dougkwan@google.com>
21644 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21645 (struct cgraph_node_set_def): New type.
21646 (cgraph_node_set) New type. Also declare vector functions.
21647 (struct cgraph_node_set_element_def): New type.
21648 (cgraph_node_set_element): Ditto.
21649 (cgraph_node_set_iterator): New iterator type.
21650 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21651 cgraph_node_set_remove, dump_cgraph_node_set,
21652 debug_cgraph_node_set): New prototypes.
21653 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21654 cgraph_node_set_size): New inlines.
21655 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21656 including cgraph.h.
21657 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21658 argument to function 'write_summary'.
21659 * ipa.c: Include ggc.h.
21660 (hash_cgraph_node_set_element,
21661 eq_cgraph_node_set_element, cgraph_node_set_new,
21662 cgraph_node_set_add, cgraph_node_set_remove,
21663 cgraph_node_set_find, dump_cgraph_node_set,
21664 debug_cgraph_node_set): New functions.
21665 * Makefile.in (ipa.o): Add dependency on GGC_H.
21667 2009-04-20 Ira Rosen <irar@il.ibm.com>
21669 PR tree-optimization/39675
21670 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21671 check of the return code of vect_schedule_slp. Check that
21672 stmt_vec_info still exists for the statement, before checking its
21673 vectorization type.
21675 2009-04-20 Michael Matz <matz@suse.de>
21677 * Makefile.in (generated_files): Take out $(simple_generated_c).
21679 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21681 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21682 (UINTPTR_TYPE): Likewise.
21684 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21687 * c-typeck.c (digest_init): Check for initializing an array with a
21690 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21693 * c-semantics.c (pop_stmt_list): Propagate
21694 STATEMENT_LIST_HAS_LABEL to parent statement list.
21696 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21698 * config/mips/mips.h (mips_tune_attr): New macro.
21699 * config/mips/mips.md (cpu): Use it.
21701 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21704 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21707 2009-04-19 Diego Novillo <dnovillo@google.com>
21709 * toplev.c (compile_file): Move call to coverage_finish ...
21710 * cgraphunit.c (ipa_passes): ... here.
21711 Call cgraph_process_new_functions.
21712 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21713 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21715 2009-04-19 Jan Hubicka <jh@suse.cz>
21717 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21719 (dump_cgraph_node): Dump can throw external flag.
21720 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21722 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21726 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21727 * common.opt (Wlogical-op): Move from here...
21728 * c.opt (Wlogical-op): ... to here.
21729 * c-typeck.c (parser_build_binary_op): Update call to
21730 warn_logical_operator.
21731 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21733 * c-common.c (warn_logical_op): Update.
21734 * c-common.h (warn_logical_op): Update declaration.
21736 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21738 * tree.c (protected_set_expr_location): Fix formatting.
21740 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21743 * c-typeck.c (readonly_warning): new.
21744 (build_unary_op, build_modify_expr): Use readonly_warning for
21745 storing into something readonly but not const-qualified.
21747 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21750 * c-typeck.c (build_unary_op): Check for taking address of
21751 expression of type void.
21753 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21756 * c-typeck.c (build_function_call): Check for calling a function
21757 with qualified void return types. Call require_complete_type when
21760 2009-04-18 Jan Hubicka <jh@suse.cz>
21762 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21764 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21765 can_throw_external flag.
21766 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21767 * ipa-pure-const.c (ignore_edge): New function.
21768 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21769 only over can_throw_external edges.
21770 (local_pure_const): Add nothrow flag.
21771 * ipa-utils.c (searchc): Add ignore_edge callback.
21772 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21773 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21774 (set_nothrow_function_flags): Update cgraph.
21775 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21777 2009-04-18 Richard Guenther <rguenther@suse.de>
21779 PR middle-end/39804
21780 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21781 (fold_stmt): ... this and ...
21782 (fold_stmt_inplace): ... this.
21783 (fold_stmt_1): Fold references in calls and asms.
21784 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21786 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21788 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21789 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21791 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21793 * tree.c (function_args_count): Remove.
21794 * tree.h: Remove the prototype for function_args_count.
21796 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21798 * tree-iterator.c (expr_only): Remove.
21799 * tree.h: Remove the prototype for expr_only.
21801 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21803 * reginfo.c (cannot_change_mode_set_regs): Remove.
21804 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21806 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21808 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21809 whether operands 0 and 1 overlaps.
21811 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21813 PR middle-end/36902
21814 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21815 pointer. Use warning_at instead of warning.
21816 (search_for_addr_array): Likewise.
21817 (check_array_bounds): Likewise.
21818 (check_all_array_refs): Check that the incoming edge is not in the
21819 list of edges to be removed.
21820 (check_all_array_refs): Avoid the temporal pointer.
21821 (vrp_visit_cond_stmt): Fix typo.
21822 (simplify_switch_using_ranges): Handle the case where the switch
21823 index is an integer constant.
21825 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21827 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21829 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21831 * doc/extend.texi, doc/invoke.texi: Fix typos.
21833 2009-04-17 Cary Coutant <ccoutant@google.com>
21835 * tree-flow-inline.h (get_lineno): Fix inverted test.
21837 2009-04-17 Diego Novillo <dnovillo@google.com>
21839 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21840 assertion for AVAIL_OUT.
21842 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21845 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21846 * config/sh/linux-atomic.asm: Likewise.
21848 2009-04-17 Diego Novillo <dnovillo@google.com>
21850 * except.c (debug_eh_tree): New.
21851 (struct eh_region, struct eh_status): Move ...
21852 * except.h: ... here.
21853 (add_type_for_runtime): Declare extern.
21854 (lookup_type_for_runtime): Likewise.
21855 (debug_eh_tree): Declare.
21856 * Makefile.in (GTFILES): List except.h before except.c
21858 2009-04-17 Diego Novillo <dnovillo@google.com>
21860 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21861 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21862 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21863 (find_vars_r): ... here.
21864 * tree-flow.h (find_referenced_vars_in): Declare.
21865 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21866 that AVAIL_OUT exists for BLOCK.
21867 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21868 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21869 (tree-parloops.o): Likewise.
21871 2009-04-17 Simon Baldwin <simonb@google.com>
21873 * toplev.c (default_tree_printer): Add handling for %E format.
21875 2009-04-17 Diego Novillo <dnovillo@google.com>
21877 * tree-pretty-print.c (dump_generic_node): Add break after
21878 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21879 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21880 FUNCTION_TYPE together. Call print_struct_decl when printing
21881 structures and TDF_SLIM is not given.
21882 (print_struct_decl): Fix logic for detecting recursion.
21884 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21887 * gcc.c (create_at_file): New.
21888 (compile_input_file_p): New.
21889 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21890 * main.c (main): Update call to toplev_main.
21891 * toplev.c (toplev_main): Change signature. Call expandargv.
21892 * toplev.h (toplev_main): Change signature.
21894 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21896 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21897 if the latter is not constant.
21899 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21901 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21903 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21905 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21906 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21908 2009-04-17 Richard Guenther <rguenther@suse.de>
21910 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21911 Handle component references view-converting an invariant address.
21913 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21915 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21916 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21917 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21918 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21919 Use @deftypevr rather than @deftypevar.
21921 2009-04-17 Richard Guenther <rguenther@suse.de>
21923 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21924 (get_prop_source_stmt): Likewise.
21925 (can_propagate_from): Likewise.
21927 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21929 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21930 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21931 (--with-multilib-list): Add default value.
21932 * configure: Regenerate.
21933 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21934 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21935 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21936 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21937 Don't add default cpu to multilib list unnecessarily, but do enable
21938 the relevant compiler option..
21939 Add support for --with-multilib-list=<blank> and
21940 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21941 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21942 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21943 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21944 TM_MULTILIB_CONFIG.
21945 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21946 (MULTILIB_OSDIRNAMES): New variable.
21947 * config/sh/t-1e: Delete file.
21948 * config/sh/t-mlib-sh1: Delete file.
21949 * config/sh/t-mlib-sh2: Delete file.
21950 * config/sh/t-mlib-sh2a: Delete file.
21951 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21952 * config/sh/t-mlib-sh2a-single: Delete file.
21953 * config/sh/t-mlib-sh2a-single-only: Delete file.
21954 * config/sh/t-mlib-sh2e: Delete file.
21955 * config/sh/t-mlib-sh3e: Delete file.
21956 * config/sh/t-mlib-sh4: Delete file.
21957 * config/sh/t-mlib-sh4-nofpu: Delete file.
21958 * config/sh/t-mlib-sh4-single: Delete file.
21959 * config/sh/t-mlib-sh4-single-only: Delete file.
21960 * config/sh/t-mlib-sh4a: Delete file.
21961 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21962 * config/sh/t-mlib-sh4a-single: Delete file.
21963 * config/sh/t-mlib-sh4a-single-only: Delete file.
21964 * config/sh/t-mlib-sh4al: Delete file.
21965 * config/sh/t-mlib-sh5-32media: Delete file.
21966 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21967 * config/sh/t-mlib-sh5-64media: Delete file.
21968 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21969 * config/sh/t-mlib-sh5-compact: Delete file.
21970 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21971 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21972 * doc/install.texi (Options specification): Add
21973 --with-multilib-list and --with-endian.
21975 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21977 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21979 (OBJS-common): Add plugin-version.o.
21980 (plugin-version.o): New.
21981 * gcc-plugin.h (plugin_gcc_version): New.
21982 (plugin_default_version_check): New.
21983 (plugin_init_func, plugin_init): Add version argument.
21984 * plugin-version.c: New.
21985 * plugin.c (str_plugin_gcc_version_name): New.
21986 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21987 pass it to the init function.
21988 (plugin_default_version_check): New.
21990 2009-04-17 Richard Guenther <rguenther@suse.de>
21992 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21993 for decl-vs-decl disambiguation.
21995 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21997 * config/s390/s390.h (s390_tune_attr): New macro definition.
21998 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
22000 2009-04-17 Richard Guenther <rguenther@suse.de>
22002 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
22003 (fold_stmt_r): Likewise.
22004 (maybe_fold_reference): New function.
22005 (fold_gimple_assign): Handle cases fold_stmt_r did.
22006 (fold_stmt): Do not use fold_stmt_r.
22007 (fold_stmt_inplace): Likewise.
22009 2009-04-17 Richard Guenther <rguenther@suse.de>
22011 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
22012 (record_equivalences_from_stmt): Remove useless checks and
22014 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
22015 the type is already suitable.
22017 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
22019 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
22021 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
22023 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
22024 (CMPtype): Define as __gcc_CMPtype.
22026 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
22028 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
22029 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
22031 2009-04-17 Richard Guenther <rguenther@suse.de>
22033 PR tree-optimization/39746
22034 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
22035 special-casing for builtins and static variable use/def.
22036 (call_may_clobber_ref_p_1): Likewise.
22038 2009-04-16 Ian Lance Taylor <iant@google.com>
22040 * df.h: Include "timevar.h".
22041 (struct df_problem): Change tv_id field to timevar_id_t.
22042 * tree-pass.h: Include "timevar.h".
22043 (struct opt_pass): Change tv_id field to timevar_id_t.
22044 * timevar.h (timevar_id_t): Define TV_NONE.
22045 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
22046 TV_NONE rather than tv_id != 0.
22047 (execute_one_pass): Likewise.
22048 * Makefile.in (DF_H): Add $(TIMEVAR_H).
22049 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
22050 dependencies to $(TREE_PASS_H).
22051 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22053 (pass_branch_target_load_optimize2): Likewise.
22054 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22055 (pass_outof_cfg_layout_mode): Likewise.
22056 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22057 (pass_rebuild_cgraph_edges): Likewise.
22058 (pass_remove_cgraph_callee_edges): Likewise.
22059 * df-core.c (pass_df_initialize_opt): Likewise.
22060 (pass_df_initialize_no_opt): Likewise.
22061 (pass_df_finish): Likewise.
22062 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22063 * except.c (pass_set_nothrow_function_flags): Likewise.
22064 (pass_convert_to_eh_region_ranges): Likewise.
22065 * final.c (pass_compute_alignments): Likewise.
22066 * function.c (pass_instantiate_virtual_regs): Likewise.
22067 (pass_init_function): Likewise.
22068 (pass_leaf_regs): Likewise.
22069 (pass_match_asm_constraints): Likewise.
22070 * gimple-low.c (pass_lower_cf): Likewise.
22071 (pass_mark_used_blocks): Likewise.
22072 * init-regs.c (pass_initialize_regs): Likewise.
22073 * integrate.c (pass_initial_value_sets): Likewise.
22074 * ira.c (pass_ira): Likewise.
22075 * jump.c (pass_cleanup_barriers): Likewise.
22076 * omp-low.c (pass_expand_omp): Likewise.
22077 (pass_lower_omp): Likewise.
22078 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22079 * recog.c (pass_split_all_insns): Likewise.
22080 (pass_split_after_reload): Likewise.
22081 (pass_split_before_regstack): Likewise.
22082 (pass_split_before_sched2): Likewise.
22083 (pass_split_for_shorten_branches): Likewise.
22084 * reginfo.c (pass_reginfo_init): Likewise.
22085 (pass_subregs_of_mode_init): Likewise.
22086 (pass_subregs_of_mode_finish): Likewise.
22087 * passes.c (pass_postreload): Likewise.
22088 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22089 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22090 (pass_warn_function_return): Likewise.
22091 (pass_warn_function_noreturn): Likewise.
22092 * tree-complex.c (pass_lower_complex): Likewise.
22093 (pass_lower_complex_O0): Likewise.
22094 * tree-if-conv.c (pass_if_conversion): Likewise.
22095 * tree-into-ssa.c (pass_build_ssa): Likewise.
22096 * tree-mudflap.c (pass_mudflap_1): Likewise.
22097 (pass_mudflap_2): Likewise.
22098 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22099 (pass_mudflap_2): Likewise.
22100 * tree-nrv.c (pass_return_slot): Likewise.
22101 * tree-object-size.c (pass_object_sizes): Likewise.
22102 * tree-optimize.c (pass_all_optimizations): Likewise.
22103 (pass_early_local_passes): Likewise.
22104 (pass_all_early_optimizations): Likewise.
22105 (pass_cleanup_cfg): Likewise.
22106 (pass_cleanup_cfg_post_optimizing): Likewise.
22107 (pass_free_datastructures): Likewise.
22108 (pass_free_cfg_annotations): Likewise.
22109 (pass_fixup_cfg): Likewise.
22110 (pass_init_datastructures): Likewise.
22111 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22112 (pass_late_warn_uninitialized): Likewise.
22113 (pass_update_address_taken): Likewise.
22114 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22115 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22116 (pass_cse_sincos): Likewise.
22117 (pass_convert_to_rsqrt): Likewise.
22118 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22119 * tree-stdarg.c (pass_stdarg): Likewise.
22120 * tree-tailcall.c (pass_tail_recursion): Likewise.
22121 (pass_tail_calls): Likewise.
22122 * tree-vect-generic.c (pass_lower_vector): Likewise.
22123 (pass_lower_vector_ssa): Likewise.
22124 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22126 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22128 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22130 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22132 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22133 logical and signext.
22135 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22138 * config/sh/predicates.md (arith_operand): Check if the operand
22139 of TRUNCATE is a REG.
22141 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22143 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22144 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22146 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22148 * tree-iterator.c (tsi_split_statement_list_after,
22149 tsi_split_statement_list_before): Remove.
22150 * tree-iterator.h: Remove the prototypes for
22151 tsi_split_statement_list_after and tsi_split_statement_list_before.
22153 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22155 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22156 * tree-ssa-propagate.h: Remove the prototype for
22157 stmt_makes_single_load.
22159 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22161 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22162 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22164 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22166 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22168 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22170 * except.c (eh_region_outer_p): Remove.
22171 * except.h: Remove the prototype for eh_region_outer_p.
22173 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22175 * function.c (current_function_assembler_name): Remove.
22176 * function.h: Remove the prototype for
22177 current_function_assembler_name.
22179 2009-04-16 Ian Lance Taylor <iant@google.com>
22181 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22182 (add_reg_note): Call alloc_reg_note.
22183 * rtl.h (alloc_reg_note): Declare.
22184 * combine.c (try_combine): Use alloc_reg_note.
22185 (recog_for_combine, move_deaths): Likewise.
22186 (distribute_notes): Use alloc_reg_note and add_reg_note.
22187 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22188 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22189 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22191 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22193 PR rtl-optimization/39762
22194 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22195 ira_may_move_out_cost): Add comments about way of their usage.
22196 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22198 * ira-conflicts.c (process_regs_for_copy): Use function
22199 ira_get_register_move_cost instead of global
22200 ira_register_move_cost.
22202 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22203 color_pass, move_spill_restore, update_curr_costs): Ditto.
22205 * ira-lives.c (process_single_reg_class_operands): Ditto.
22207 * ira-emit.c (emit_move_list): Ditto.
22209 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22210 (record_reg_classes): Ditto. Use functions
22211 ira_get_register_move_cost and ira_get_may_move_cost instead of
22212 global vars ira_register_move_cost, ira_may_move_out_cost and
22213 ira_may_move_in_cost.
22214 (record_address_regs): Don't call ira_init_register_move_cost.
22215 Use function ira_get_may_move_cost instead of global
22216 ira_may_move_in_cost.
22217 (process_bb_node_for_hard_reg_moves): Use function
22218 ira_get_register_move_cost instead of global ira_register_move_cost.
22219 (ira_costs): Don't call ira_init_register_move_cost.
22221 2009-04-16 Richard Guenther <rguenther@suse.de>
22223 * tree-cfg.c (verify_gimple_assign_binary):
22224 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22225 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22226 (create_general_new_stmt): Note that this function is broken.
22228 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22230 * common.opt (fhelp): Add Var(help_flag).
22231 * gcc-plugin.h (plugin_info): Add help.
22232 * plugin.c (plugin_name_args): Add help.
22233 (register_plugin_info): Set plugin->help.
22234 (print_help_one_plugin): New.
22235 (print_plugins_help): New.
22236 * plugin.h (print_plugins_help): New.
22237 * toplev.c (toplev_main): Call print_plugins_help if needed.
22239 2009-04-16 Richard Guenther <rguenther@suse.de>
22241 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22242 (gimple_ior_addresses_taken_1): New function.
22243 (gimple_ior_addresses_taken): Likewise.
22244 * gimple.h (struct gimple_statement_with_ops_base): Remove
22245 addresses_taken member.
22246 (gimple_ior_addresses_taken): Declare.
22247 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22248 gimple_set_addresses_taken): Remove.
22249 * ipa-reference.c (mark_address): New function.
22250 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22251 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22252 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22253 (gimple_add_to_addresses_taken): Remove.
22254 (get_tmr_operands): Call mark_address_taken.
22255 (get_asm_expr_operands): Likewise.
22256 (get_expr_operands): Likewise.
22257 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22258 (free_stmt_operands): Do not free it.
22259 * tree-ssa.c (delete_tree_ssa): Likewise.
22260 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22262 2009-04-16 Richard Guenther <rguenther@suse.de>
22264 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22265 (walk_stmt_load_store_ops): Likewise.
22266 * gimple.c (get_base_loadstore): New function.
22267 (walk_stmt_load_store_addr_ops): Likewise.
22268 (walk_stmt_load_store_ops): Likewise.
22269 * ipa-pure-const.c (check_op): Simplify.
22270 (check_load, check_store): New functions.
22271 (check_stmt): Use walk_stmt_load_store_ops.
22272 * ipa-reference.c (mark_load): Adjust signature.
22273 (mark_store): Likewise.
22274 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22276 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22278 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22279 (plugin_info): New.
22280 * opts.c (common_handle_option): Don't call print_version.
22281 * plugin.c (plugin_name_args): Add version.
22282 (register_plugin_info): New.
22283 (register_callback): Handle PLUGIN_INFO.
22284 (try_init_one_plugin): New.
22285 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22287 (finalize_one_plugin): New.
22288 (finalize_plugins): New.
22289 (print_one_plugin): New.
22290 (print_plugins_versions): New.
22291 * plugin.h (print_plugins_versions): New.
22292 (finalize_plugins): New.
22293 * toplev.c (compile_file): Don't call initialize_plugins.
22294 (print_version): Call print_plugins_versions.
22295 (toplev_main): Call initialize_plugins. Print version if needed.
22296 Call finalize_plugins.
22298 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22300 * common.opt (fversion): New.
22301 * gcc.c (print_version): New.
22302 (process_command): Don't print the version. Just set print_version.
22303 (main): Print version. Call subprocesses if print_version and
22304 verbose_flag are set.
22305 * opts.c (common_handle_option): Handle OPT_fversion.
22307 2009-04-16 Richard Guenther <rguenther@suse.de>
22308 Ira Rosen <irar@il.ibm.com>
22310 PR tree-optimization/39698
22311 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22312 type of the reduction variable. Only generate the def if
22315 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22316 make sure to first convert to an integer of the same precision.
22317 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22318 the type of the evolution correctly in computing the new
22319 induction variable base.
22321 2009-04-16 Richard Guenther <rguenther@suse.de>
22323 PR middle-end/39625
22324 * tree-cfg.c (make_blocks): Split statements with to-be
22325 abnormal SSA names on the lhs.
22327 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22329 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22330 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22331 * c-typeck.c (really_start_incremental_init): Likewise.
22332 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22333 (TARGET_INITIALIZER): Remove it.
22334 * target.h (struct target): Remove vector_opaque_p.
22335 * tree.c (build_opaque_vector_type): New.
22336 * tree.h (TYPE_VECTOR_OPAQUE): New.
22337 (build_opaque_vector_type): Declare.
22338 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22339 * config/rs6000/rs6000.c (build_opaque_vector_type,
22340 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22341 (rs6000_init_builtins): Use build_opaque_vector_type for
22342 opaque_V4SI_type_node.
22344 2009-04-15 Catherine Moore <clm@codesourcery.com>
22346 * debug.h (set_name): Declare.
22347 * dwarf2out.c (dwarf2out_set_name): Declare.
22348 (dwarf2_debug_hooks): Add set_name.
22349 (find_AT_string): New.
22350 (add_AT_string): Call find_AT_string.
22351 (dwarf2out_set_name): New.
22352 * cp/decl.c (grokdeclarator): Call set_name.
22353 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22354 * debug.c (do_nothing_debug_hooks): Likewise.
22355 * dbxout.c (dbx_debug_hooks): Likewise.
22356 * sdbout.c (sdb_debug_hooks): Likewise.
22358 2009-04-15 Michael Eager <eager@eagercon.com>
22360 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22361 reg for single-precision FPU.
22362 * config/rs6000/rs6000.md (movsi_internal1): Only for
22363 !TARGET_SINGLE_FPU.
22364 (movsi_internal1_single): New. Add pattern to move SI values to/from
22365 single-precision FP regs.
22367 2009-04-15 Richard Guenther <rguenther@suse.de>
22369 * omp-low.c (lower_rec_input_clauses): Build correct address
22371 (expand_omp_for_generic): Fix multiplication type.
22372 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22373 (generate_memset_zero): Fix types.
22374 * tree-profile.c (prepare_instrumented_value): Correctly
22377 2009-04-15 Ian Lance Taylor <iant@google.com>
22379 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22380 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22381 for -Wall and for -Wc++-compat.
22382 (c_common_post_options): For C++, set warn_enum_compare if not
22384 * c-tree.h (struct c_expr): Add field original_type.
22385 (build_external_ref): Update declaration.
22386 * c-parser.c (c_parser_braced_init): Set original_type.
22387 (c_parser_initelt): Likewise.
22388 (c_parser_expr_no_commas): Likewise.
22389 (c_parser_conditional_expression): Likewise.
22390 (c_parser_cast_expression): Likewise.
22391 (c_parser_unary_expression): Likewise. Pull setting of
22392 original_code to top of function.
22393 (c_parser_sizeof_expression): Set original_type.
22394 (c_parser_alignof_expression): Likewise.
22395 (c_parser_postfix_expression): Likewise. Pull setting of
22396 original_code to top of function.
22397 (c_parser_postfix_expression_after_paren_type): Set original_type.
22398 (c_parser_postfix_expression_after_primary): Likewise.
22399 (c_parser_expression): Likewise.
22400 * c-typeck.c (build_external_ref): Add type parameter. Change all
22402 (c_expr_sizeof_expr): Set original_type field.
22403 (parser_build_unary_op): Likewise.
22404 (parser_build_binary_op): Likewise. Optionally warn about
22405 comparisons of enums of different types.
22406 (digest_init): Set original_type field.
22407 (really_start_incremental_init): Likewise.
22408 (push_init_level, pop_init_level): Likewise.
22409 * doc/invoke.texi (Warning Options): -Wenum-compare now
22412 2009-04-15 Richard Guenther <rguenther@suse.de>
22414 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22415 out a necessary conversion.
22416 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22417 names we didn't value number.
22418 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22420 2009-04-15 Richard Guenther <rguenther@suse.de>
22422 PR tree-optimization/39764
22423 * tree-ssa-ccp.c (get_value): Canonicalize value with
22424 canonicalize_float_value.
22426 2009-04-15 Jan Hubicka <jh@suse.cz>
22428 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22429 Wrong version of patch.
22431 2009-04-15 Jan Hubicka <jh@suse.cz>
22433 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22435 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22437 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22438 our distinct integral and vector types.
22440 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22442 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22443 * init.c (build_vtbl_address): Remove call to assemble_external.
22445 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22447 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22448 output for other floating point modes.
22450 2009-04-14 Diego Novillo <dnovillo@google.com>
22452 * diagnostic.c (diagnostic_report_diagnostic): Do not
22453 warn about loaded plugins for DK_ERROR and DK_WARNING.
22454 * c-decl.c (declspecs_add_type): Move call to
22455 invoke_plugin_callbacks ...
22456 * c-parser.c (c_parser_declspecs): ... here.
22457 * plugin.c (dump_active_plugins): Tidy output.
22459 2009-04-14 Diego Novillo <dnovillo@google.com>
22460 Le-Chun Wu <lcwu@google.com>
22462 * configure.ac: Add --enable-plugin support.
22463 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22464 * Makefile.in (PLUGIN_H): Define.
22465 Export ENABLE_PLUGIN and GMPINC to site.exp.
22466 Add PLUGINLIBS to link command.
22467 Add/modify dependencies for plugin.o and files including plugin.h.
22469 * config.in: Regenerate.
22471 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22474 2009-04-14 Le-Chun Wu <lcwu@google.com>
22476 * tree-pass.h (register_one_dump_file): Add a prototype for
22477 register_one_dump_file.
22478 * toplev.c (compile_file): Call initialize_plugins.
22479 (do_compile): Call invoke_plugin_callbacks.
22480 (toplev_main): Call invoke_plugin_callbacks.
22481 * common.opt: Add -fplugin= and -fplugin-arg-.
22482 * gcc-plugin.h: New public header file for plugins to include.
22483 * plugin.c: New source file.
22484 * plugin.h: New internal header file.
22485 * passes.c (register_one_dump_file): Make it external.
22487 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22489 2009-04-14 Diego Novillo <dnovillo@google.com>
22491 * doc/plugins.texi: New.
22492 * doc/gccint.texi: Add reference to Plugins chapter.
22493 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22494 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22495 loaded plugins, if any.
22496 * timevar.def (TV_PLUGIN_INIT): Define.
22497 (TV_PLUGIN_RUN): Define.
22498 * plugin.c: Include timevar.h
22499 (plugins_active_p): New.
22500 (dump_active_plugins): New.
22501 (debug_active_plugins): New.
22503 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22505 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22507 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22509 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22511 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22512 the same as a minus without a shift.
22514 2009-04-14 Nick Clifton <nickc@redhat.com>
22516 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22517 comparisons with small integers will always produce a short
22520 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22523 2008-12-19 Diego Novillo <dnovillo@google.com>
22525 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22527 2009-04-14 Richard Guenther <rguenther@suse.de>
22529 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22531 (verify_gimple_assign_binary): Likewise. Handle shifts and
22533 (verify_gimple_phi): Print the mismatched argument position.
22534 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22536 (vect_update_init_of_dr): Likewise.
22537 * matrix-reorg.c (transform_access_sites): Do what the
22539 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22541 2009-04-13 Michael Eager <eager@eagercon.com>
22543 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22544 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22545 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22546 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22547 remove duplicate config
22549 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22551 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22552 file_name:line_number type locator of the call site.
22554 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22556 * genautomata.c: Put blank after comma.
22557 (automaton_decls): New.
22558 (struct unit_usage): Add comments to member next.
22559 (store_alt_unit_usage): Keep the list ordered.
22560 (unit_present_on_list_p, equal_alternatives_p): New.
22561 (check_regexp_units_distribution): Check units distribution
22562 correctness correctly.
22563 (main): Don't write automata if error is found. Return correct
22566 * config/m68k/cf.md (cfv4_ds): Remove.
22567 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22568 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22570 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22571 power4-load-ext, power4-store, power4-store-update,
22572 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22573 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22574 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22575 power4-sqrt, power4-isync): Modify reservation to make correct
22576 unit distribution to automata.
22578 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22579 power5-store-update, power5-two, power5-three, power5-lmul,
22580 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22582 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22584 * except.c (pass_set_nothrow_function_flags): Set name and add
22586 (set_nothrow_function_flags): Mention in the dump file when
22587 changing a function to nothrow.
22589 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22592 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22593 instead of unsigned long.
22595 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22597 * config/arm/arm.c (return_used_this_function): Remove.
22598 (arm_output_function_prologue): Remove use of
22599 return_used_this_function.
22600 (output_return_instruction): Replace use of
22601 return_used_this_function
22602 by cfun->machine->return_used_this_function.
22603 (arm_output_epilogue): Likewise.
22604 (arm_output_function_epilogue): Likewise.
22605 (thumb_unexpanded_epilogue): Likewise.
22606 * config/arm/arm.h (struct machine_function):
22607 New member return_used_this_function.
22609 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22611 * doc/install.texi: Correct description of default directory for
22612 --with-gxx-include-dir.
22614 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22616 * fold-const.c (build_range_check): Properly deal with enumeral and
22617 boolean base types.
22619 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22621 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22622 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22623 * params.h (MAX_GCSE_PASSES): Remove.
22624 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22625 in sequence. Remove ability to run multiple passes.
22626 (bypass_jumps): Report run as third CPROP pass.
22628 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22630 PR middle-end/39651
22631 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22632 when deciding whether the whole SEQUENCE can throw.
22634 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22637 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22638 offseted label references.
22640 2009-04-11 Jan Hubicka <jh@suse.cz>
22642 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22644 2009-04-11 Richard Guenther <rguenther@suse.de>
22646 PR middle-end/39732
22647 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22648 return variables as TREE_ADDRESSABLE.
22650 2009-04-11 Richard Guenther <rguenther@suse.de>
22652 PR tree-optimization/39713
22653 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22654 reference trees have SSA_NAME operands.
22656 2009-04-11 Richard Guenther <rguenther@suse.de>
22659 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22660 address expressions.
22662 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22664 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22665 match changes in Cygwin 1.7
22666 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22667 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22669 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22671 PR tree-optimization/39701
22672 * doc/invoke.texi (Optimization Options): Document change in
22673 meaning and initialization of -fdelete-null-pointer-checks.
22675 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22677 PR middle-end/39701
22678 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22680 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22683 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22685 2009-04-10 Chao-ying Fu <fu@mips.com>
22687 * doc/tm.texi (Instruction Output): Document
22688 TARGET_ASM_FINAL_POSTSCAN_INSN.
22689 * target.h (final_postscan_insn): New field in asm_out.
22690 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22691 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22692 * final.c (final_scan_insn): Call
22693 targetm.asm_out.final_postscan_insn after outputting
22694 an asm macro and a normal instruction.
22696 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22697 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22698 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22699 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22700 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22702 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22704 PR middle-end/39701
22705 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22706 variables as non-NULL even with -fdelete-null-pointer-checks.
22708 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22710 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22712 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22715 * config/i386/i386.c (classify_argument): Handle SCmode with
22716 (bit_offset % 64) != 0.
22718 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22720 * doc/invoke.texi (Optimize Options): Add cross-reference to
22721 -Q --help=optimizers examples.
22723 2009-04-10 Ben Elliston <bje@au.ibm.com>
22726 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22727 regalign for the reg == fpr and TDmode case.
22729 2009-04-09 David Ayers <ayers@fsfe.org>
22732 * objc/objc-act.c (warn_with_method): Remove helper function.
22733 (check_duplicates): Call warning and inform directly.
22734 (really_start_method): Likewise.
22736 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22738 * expmed.c (expand_divmod): Always use a comparison for a division
22739 by a large unsigned integer.
22741 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22742 for things others than variables or functions as nonzero.
22744 2009-04-09 Nick Clifton <nickc@redhat.com>
22746 * unwind-compat.c: Change copyright header to refer to version
22747 3 of the GNU General Public License with version 3.1 of the
22748 GCC Runtime Library Exception and to point readers at the
22749 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22750 * config/alpha/crtfastmath.c: Likewise.
22751 * config/alpha/linux-unwind.h: Likewise.
22752 * config/alpha/qrnnd.asm: Likewise.
22753 * config/alpha/vms-crt0-64.c: Likewise.
22754 * config/alpha/vms-crt0.c: Likewise.
22755 * config/alpha/vms-dwarf2.asm: Likewise.
22756 * config/alpha/vms-dwarf2eh.asm: Likewise.
22757 * config/alpha/vms-psxcrt0-64.c: Likewise.
22758 * config/alpha/vms-psxcrt0.c: Likewise.
22759 * config/alpha/vms_tramp.asm: Likewise.
22760 * config/arc/initfini.c: Likewise.
22761 * config/arc/lib1funcs.asm: Likewise.
22762 * config/arm/bpabi-v6m.S: Likewise.
22763 * config/arm/bpabi.S: Likewise.
22764 * config/arm/bpabi.c: Likewise.
22765 * config/arm/crti.asm: Likewise.
22766 * config/arm/crtn.asm: Likewise.
22767 * config/arm/ieee754-df.S: Likewise.
22768 * config/arm/ieee754-sf.S: Likewise.
22769 * config/arm/lib1funcs.asm: Likewise.
22770 * config/arm/libunwind.S: Likewise.
22771 * config/arm/linux-atomic.c: Likewise.
22772 * config/arm/mmintrin.h: Likewise.
22773 * config/arm/pr-support.c: Likewise.
22774 * config/arm/unaligned-funcs.c: Likewise.
22775 * config/arm/unwind-arm.c: Likewise.
22776 * config/arm/unwind-arm.h: Likewise.
22777 * config/avr/libgcc.S: Likewise.
22778 * config/bfin/crti.s: Likewise.
22779 * config/bfin/crtlibid.s: Likewise.
22780 * config/bfin/crtn.s: Likewise.
22781 * config/bfin/lib1funcs.asm: Likewise.
22782 * config/bfin/linux-unwind.h: Likewise.
22783 * config/cris/arit.c: Likewise.
22784 * config/cris/cris_abi_symbol.c: Likewise.
22785 * config/darwin-64.c: Likewise.
22786 * config/darwin-crt2.c: Likewise.
22787 * config/darwin-crt3.c: Likewise.
22788 * config/darwin.h: Likewise.
22789 * config/dbxelf.h: Likewise.
22790 * config/dfp-bit.c: Likewise.
22791 * config/dfp-bit.h: Likewise.
22792 * config/elfos.h: Likewise.
22793 * config/fixed-bit.c: Likewise.
22794 * config/fixed-bit.h: Likewise.
22795 * config/fp-bit.c: Likewise.
22796 * config/fp-bit.h: Likewise.
22797 * config/fr30/crti.asm: Likewise.
22798 * config/fr30/crtn.asm: Likewise.
22799 * config/fr30/lib1funcs.asm: Likewise.
22800 * config/freebsd-spec.h: Likewise.
22801 * config/frv/cmovd.c: Likewise.
22802 * config/frv/cmovh.c: Likewise.
22803 * config/frv/cmovw.c: Likewise.
22804 * config/frv/frvbegin.c: Likewise.
22805 * config/frv/frvend.c: Likewise.
22806 * config/frv/lib1funcs.asm: Likewise.
22807 * config/glibc-stdint.h: Likewise.
22808 * config/h8300/clzhi2.c: Likewise.
22809 * config/h8300/crti.asm: Likewise.
22810 * config/h8300/crtn.asm: Likewise.
22811 * config/h8300/ctzhi2.c: Likewise.
22812 * config/h8300/fixunssfsi.c: Likewise.
22813 * config/h8300/lib1funcs.asm: Likewise.
22814 * config/h8300/parityhi2.c: Likewise.
22815 * config/h8300/popcounthi2.c: Likewise.
22816 * config/i386/ammintrin.h: Likewise.
22817 * config/i386/att.h: Likewise.
22818 * config/i386/avxintrin.h: Likewise.
22819 * config/i386/biarch64.h: Likewise.
22820 * config/i386/bmmintrin.h: Likewise.
22821 * config/i386/cpuid.h: Likewise.
22822 * config/i386/cross-stdarg.h: Likewise.
22823 * config/i386/crtfastmath.c: Likewise.
22824 * config/i386/crtprec.c: Likewise.
22825 * config/i386/cygming-crtbegin.c: Likewise.
22826 * config/i386/cygming-crtend.c: Likewise.
22827 * config/i386/cygwin.asm: Likewise.
22828 * config/i386/emmintrin.h: Likewise.
22829 * config/i386/gmm_malloc.h: Likewise.
22830 * config/i386/gthr-win32.c: Likewise.
22831 * config/i386/i386.h: Likewise.
22832 * config/i386/immintrin.h: Likewise.
22833 * config/i386/linux-unwind.h: Likewise.
22834 * config/i386/linux64.h: Likewise.
22835 * config/i386/mm3dnow.h: Likewise.
22836 * config/i386/mmintrin-common.h: Likewise.
22837 * config/i386/mmintrin.h: Likewise.
22838 * config/i386/nmmintrin.h: Likewise.
22839 * config/i386/pmm_malloc.h: Likewise.
22840 * config/i386/pmmintrin.h: Likewise.
22841 * config/i386/smmintrin.h: Likewise.
22842 * config/i386/sol2-c1.asm: Likewise.
22843 * config/i386/sol2-ci.asm: Likewise.
22844 * config/i386/sol2-cn.asm: Likewise.
22845 * config/i386/sol2-gc1.asm: Likewise.
22846 * config/i386/tmmintrin.h: Likewise.
22847 * config/i386/unix.h: Likewise.
22848 * config/i386/w32-unwind.h: Likewise.
22849 * config/i386/wmmintrin.h: Likewise.
22850 * config/i386/x86-64.h: Likewise.
22851 * config/i386/x86intrin.h: Likewise.
22852 * config/i386/xmmintrin.h: Likewise.
22853 * config/ia64/crtbegin.asm: Likewise.
22854 * config/ia64/crtend.asm: Likewise.
22855 * config/ia64/crtfastmath.c: Likewise.
22856 * config/ia64/crti.asm: Likewise.
22857 * config/ia64/crtn.asm: Likewise.
22858 * config/ia64/fde-glibc.c: Likewise.
22859 * config/ia64/lib1funcs.asm: Likewise.
22860 * config/ia64/linux-unwind.h: Likewise.
22861 * config/ia64/quadlib.c: Likewise.
22862 * config/ia64/unwind-ia64.c: Likewise.
22863 * config/linux.h: Likewise.
22864 * config/m32c/m32c-lib1.S: Likewise.
22865 * config/m32c/m32c-lib2-trapv.c: Likewise.
22866 * config/m32c/m32c-lib2.c: Likewise.
22867 * config/m32r/initfini.c: Likewise.
22868 * config/m68hc11/larith.asm: Likewise.
22869 * config/m68hc11/m68hc11-crt0.S: Likewise.
22870 * config/m68k/cf.md: Likewise.
22871 * config/m68k/crti.s: Likewise.
22872 * config/m68k/crtn.s: Likewise.
22873 * config/m68k/lb1sf68.asm: Likewise.
22874 * config/m68k/linux-unwind.h: Likewise.
22875 * config/mcore/crti.asm: Likewise.
22876 * config/mcore/crtn.asm: Likewise.
22877 * config/mcore/lib1.asm: Likewise.
22878 * config/mips/linux-unwind.h: Likewise.
22879 * config/mips/loongson.h: Likewise.
22880 * config/mips/mips16.S: Likewise.
22881 * config/mmix/crti.asm: Likewise.
22882 * config/mmix/crtn.asm: Likewise.
22883 * config/pa/fptr.c: Likewise.
22884 * config/pa/hpux-unwind.h: Likewise.
22885 * config/pa/lib2funcs.asm: Likewise.
22886 * config/pa/linux-atomic.c: Likewise.
22887 * config/pa/linux-unwind.h: Likewise.
22888 * config/pa/milli64.S: Likewise.
22889 * config/pa/quadlib.c: Likewise.
22890 * config/pa/stublib.c: Likewise.
22891 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22892 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22893 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22894 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22895 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22896 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22897 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22898 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22899 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22900 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22901 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22902 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22903 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22904 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22905 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22906 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22907 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22908 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22909 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22910 * config/rs6000/750cl.h: Likewise.
22911 * config/rs6000/altivec.h: Likewise.
22912 * config/rs6000/biarch64.h: Likewise.
22913 * config/rs6000/crtresfpr.asm: Likewise.
22914 * config/rs6000/crtresgpr.asm: Likewise.
22915 * config/rs6000/crtresxfpr.asm: Likewise.
22916 * config/rs6000/crtresxgpr.asm: Likewise.
22917 * config/rs6000/crtsavfpr.asm: Likewise.
22918 * config/rs6000/crtsavgpr.asm: Likewise.
22919 * config/rs6000/darwin-asm.h: Likewise.
22920 * config/rs6000/darwin-fallback.c: Likewise.
22921 * config/rs6000/darwin-fpsave.asm: Likewise.
22922 * config/rs6000/darwin-ldouble.c: Likewise.
22923 * config/rs6000/darwin-tramp.asm: Likewise.
22924 * config/rs6000/darwin-unwind.h: Likewise.
22925 * config/rs6000/darwin-vecsave.asm: Likewise.
22926 * config/rs6000/darwin-world.asm: Likewise.
22927 * config/rs6000/e500crtres32gpr.asm: Likewise.
22928 * config/rs6000/e500crtres64gpr.asm: Likewise.
22929 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22930 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22931 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22932 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22933 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22934 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22935 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22936 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22937 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22938 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22939 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22940 * config/rs6000/eabi-ci.asm: Likewise.
22941 * config/rs6000/eabi-cn.asm: Likewise.
22942 * config/rs6000/eabi.asm: Likewise.
22943 * config/rs6000/linux-unwind.h: Likewise.
22944 * config/rs6000/linux64.h: Likewise.
22945 * config/rs6000/paired.h: Likewise.
22946 * config/rs6000/paired.md: Likewise.
22947 * config/rs6000/ppc64-fp.c: Likewise.
22948 * config/rs6000/ppu_intrinsics.h: Likewise.
22949 * config/rs6000/rs6000.h: Likewise.
22950 * config/rs6000/si2vmx.h: Likewise.
22951 * config/rs6000/sol-ci.asm: Likewise.
22952 * config/rs6000/sol-cn.asm: Likewise.
22953 * config/rs6000/spe.h: Likewise.
22954 * config/rs6000/spu2vmx.h: Likewise.
22955 * config/rs6000/sysv4.h: Likewise.
22956 * config/rs6000/tramp.asm: Likewise.
22957 * config/rs6000/vec_types.h: Likewise.
22958 * config/s390/linux-unwind.h: Likewise.
22959 * config/s390/tpf-unwind.h: Likewise.
22960 * config/score/crti.asm: Likewise.
22961 * config/score/crtn.asm: Likewise.
22962 * config/sh/crt1.asm: Likewise.
22963 * config/sh/crti.asm: Likewise.
22964 * config/sh/crtn.asm: Likewise.
22965 * config/sh/divtab-sh4-300.c: Likewise.
22966 * config/sh/divtab-sh4.c: Likewise.
22967 * config/sh/divtab.c: Likewise.
22968 * config/sh/lib1funcs-4-300.asm: Likewise.
22969 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22970 * config/sh/lib1funcs.asm: Likewise.
22971 * config/sh/lib1funcs.h: Likewise.
22972 * config/sh/linux-atomic.asm: Likewise.
22973 * config/sh/linux-unwind.h: Likewise.
22974 * config/sh/shmedia.h: Likewise.
22975 * config/sh/sshmedia.h: Likewise.
22976 * config/sh/ushmedia.h: Likewise.
22977 * config/sparc/crtfastmath.c: Likewise.
22978 * config/sparc/linux-unwind.h: Likewise.
22979 * config/sparc/sol2-c1.asm: Likewise.
22980 * config/sparc/sol2-ci.asm: Likewise.
22981 * config/sparc/sol2-cn.asm: Likewise.
22982 * config/spu/divmodti4.c: Likewise.
22983 * config/spu/divv2df3.c: Likewise.
22984 * config/spu/float_disf.c: Likewise.
22985 * config/spu/float_unsdidf.c: Likewise.
22986 * config/spu/float_unsdisf.c: Likewise.
22987 * config/spu/float_unssidf.c: Likewise.
22988 * config/spu/mfc_multi_tag_release.c: Likewise.
22989 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22990 * config/spu/mfc_tag_release.c: Likewise.
22991 * config/spu/mfc_tag_reserve.c: Likewise.
22992 * config/spu/mfc_tag_table.c: Likewise.
22993 * config/spu/multi3.c: Likewise.
22994 * config/spu/spu_internals.h: Likewise.
22995 * config/spu/spu_intrinsics.h: Likewise.
22996 * config/spu/spu_mfcio.h: Likewise.
22997 * config/spu/vec_types.h: Likewise.
22998 * config/spu/vmx2spu.h: Likewise.
22999 * config/stormy16/stormy16-lib2.c: Likewise.
23000 * config/svr4.h: Likewise.
23001 * config/sync.c: Likewise.
23002 * config/v850/lib1funcs.asm: Likewise.
23003 * config/vxlib-tls.c: Likewise.
23004 * config/vxlib.c: Likewise.
23005 * config/vxworks-dummy.h: Likewise.
23006 * config/xtensa/crti.asm: Likewise.
23007 * config/xtensa/crtn.asm: Likewise.
23008 * config/xtensa/ieee754-df.S: Likewise.
23009 * config/xtensa/ieee754-sf.S: Likewise.
23010 * config/xtensa/lib1funcs.asm: Likewise.
23011 * config/xtensa/lib2funcs.S: Likewise.
23012 * config/xtensa/linux-unwind.h: Likewise.
23013 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
23014 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
23015 * coretypes.h: Likewise.
23016 * crtstuff.c: Likewise.
23017 * defaults.h: Likewise.
23018 * dwarf2.h: Likewise.
23019 * emutls.c: Likewise.
23020 * gbl-ctors.h: Likewise.
23021 * gcov-io.h: Likewise.
23022 * ginclude/float.h: Likewise.
23023 * ginclude/iso646.h: Likewise.
23024 * ginclude/stdarg.h: Likewise.
23025 * ginclude/stdbool.h: Likewise.
23026 * ginclude/stddef.h: Likewise.
23027 * ginclude/stdfix.h: Likewise.
23028 * ginclude/stdint-gcc.h: Likewise.
23029 * ginclude/tgmath.h: Likewise.
23030 * gthr-aix.h: Likewise.
23031 * gthr-dce.h: Likewise.
23032 * gthr-gnat.c: Likewise.
23033 * gthr-gnat.h: Likewise.
23034 * gthr-lynx.h: Likewise.
23035 * gthr-mipssde.h: Likewise.
23036 * gthr-nks.h: Likewise.
23037 * gthr-posix.c: Likewise.
23038 * gthr-posix.h: Likewise.
23039 * gthr-posix95.h: Likewise.
23040 * gthr-rtems.h: Likewise.
23041 * gthr-single.h: Likewise.
23042 * gthr-solaris.h: Likewise.
23043 * gthr-tpf.h: Likewise.
23044 * gthr-vxworks.h: Likewise.
23045 * gthr-win32.h: Likewise.
23046 * gthr.h: Likewise.
23047 * libgcc2.c: Likewise.
23048 * libgcc2.h: Likewise.
23049 * libgcov.c: Likewise.
23050 * tsystem.h: Likewise.
23051 * typeclass.h: Likewise.
23052 * unwind-c.c: Likewise.
23053 * unwind-compat.h: Likewise.
23054 * unwind-dw2-fde-compat.c: Likewise.
23055 * unwind-dw2-fde-darwin.c: Likewise.
23056 * unwind-dw2-fde-glibc.c: Likewise.
23057 * unwind-dw2-fde.c: Likewise.
23058 * unwind-dw2-fde.h: Likewise.
23059 * unwind-dw2.c: Likewise.
23060 * unwind-dw2.h: Likewise.
23061 * unwind-generic.h: Likewise.
23062 * unwind-pe.h: Likewise.
23063 * unwind-sjlj.c: Likewise.
23064 * unwind.inc: Likewise.
23065 * config/arm/neon-gen.ml: Change generated copyright header to
23066 refer to version 3 of the GNU General Public License with
23067 version 3.1 of the GCC Runtime Library Exception and to point
23068 readers at the COPYING3 and COPYING3.RUNTIME files and the
23069 FSF's license web page.
23070 * config/arm/arm_neon.h: Regenerate.
23072 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23074 * config/cris/cris.md: Change copyright header to refer to version
23075 3 of the GNU General Public License.
23076 * doc/install.texi2html: Change copyright header to refer to version
23077 3 of the GNU General Public License and to point readers at the
23078 COPYING3 file and the FSF's license web page.
23079 * config/vax/linux.h: Likewise.
23081 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23083 * config/i386/i386.md (cmpcc): New.
23084 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23085 (sync_compare_and_swap_cc*): Delete.
23087 * config/s390/s390.c (s390_compare_emitted): Remove.
23088 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23089 s390_compare_emitted used to be handled. Assert that modes match.
23090 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23091 refer to sync_compare_and_swap_ccsi.
23092 * config/s390/s390.h (s390_compare_emitted): Remove.
23093 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23094 instead of s390_compare_emitted.
23095 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23096 instead of s390_compare_emitted.
23097 * config/s390/s390.md (cmpcc): New.
23098 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23099 CC_REGNUM, do not pretend it's set.
23100 (sync_compare_and_swap_cc*): Delete.
23101 * config/s390/predicates.md (cc_reg_operand): New.
23103 * expr.c (sync_compare_and_swap_cc): Delete.
23104 * optabs.h (sync_compare_and_swap_cc): Delete.
23105 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23106 is being used with can_compare_p.
23107 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23108 (find_cc_set): New.
23109 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23110 look for a MODE_CC set instead. Use emit_store_flag.
23111 (expand_compare_and_swap_loop): Likewise, with some additional
23112 complication to avoid a force_reg when useless. Use
23113 emit_cmp_and_jump_insns.
23114 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23115 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23116 sync_compare_and_swap documentation.
23118 2009-04-09 Jan Hubicka <jh@suse.cz>
23120 * except.c (find_prev_try): Break out from ....
23121 (duplicate_eh_regions): ... here; properly update prev_try pointers
23122 when duplication part of tree.
23123 (dump_eh_tree): Improve dumping.
23124 (verify_eh_region): New.
23125 (verify_eh_tree): Use it.
23127 2009-04-06 Richard Guenther <rguenther@suse.de>
23129 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23130 &ARRAY addresses by adjusting their types and prepending
23132 * tree-cfg.c (verify_gimple_assign_single): Verify that
23133 addresses are correct.
23135 2009-04-09 Richard Guenther <rguenther@suse.de>
23137 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23138 indices into an array reference if possible.
23139 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23140 Fold POINTER_PLUS_EXPR statements with invariant address.
23142 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23145 * config.gcc (powerpc64-*-linux*): Always build biarch.
23147 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23150 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23151 it and pedwarn if this results in an INTEGER_CST.
23153 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23155 * doc/install.texi: Update minimum GMP version. Remove obsolete
23156 text in MPFR section.
23158 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23160 * dwarf2out.c (class_scope_p): New static inline.
23161 (class_or_namespace_scope_p): Use it.
23162 (gen_variable_die): Use DW_TAG_member tag for static data member
23163 declarations instead of DW_TAG_variable.
23165 PR middle-end/39573
23166 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23169 2009-04-08 Richard Guenther <rguenther@suse.de>
23171 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23172 valueize random data.
23174 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23176 * config.gcc (aix tm_file): Add aix-stdint.h.
23177 (aix tm clause use_gcc_stdint): Set to wrap.
23178 * config/rs6000/aix-stdint.h: New file.
23180 2009-04-08 Richard Guenther <rguenther@suse.de>
23182 PR middle-end/36291
23183 * tree-dfa.c (add_referenced_var): Do not recurse into
23184 global initializers.
23185 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23187 (fold_const_aggregate_ref): Likewise.
23189 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23191 * recog.c (ordered_comparison_operator): New.
23192 * gensupport.c (std_preds): Add it.
23193 * doc/md.texi (Machine-Independent Predicates): Document it.
23195 2009-04-08 Jan Hubicka <jh@suse.cz>
23197 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23198 * function.h (rtl_eh): Remove exception_handler_label_map.
23199 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23200 remove_exception_handler_label, for_each_eh_label_1): Remove.
23201 (rtl_remove_unreachable_regions): Remove.
23202 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23203 (find_exception_handler_labels): Don't build the hashtable.
23204 (maybe_remove_eh_handler): Remove.
23205 (for_each_eh_label): Rewrite to walk the tree.
23206 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23207 * except.h (maybe_remove_eh_handler): Remove.
23208 * passes.c (init_optimization_passes): Schedule second EH cleanup
23210 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23211 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23213 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23215 * genoutput.c (validate_optab_operands): New.
23216 (gen_insn, gen_expand): Call it.
23218 * genflags.c (gen_insn): Detect misused iterators.
23219 (main): Pass line_no to gen_insn, exit with status 1 on error.
23221 * genextract.c (line_no): Make global.
23222 (VEC_safe_set_locstr): Change assertion to error message.
23223 (main): Exit with status 1 on error.
23225 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23229 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23230 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23231 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23232 * c-convert.c (convert): Do not call fold on results of conversion
23233 functions when the result is a C_MAYBE_CONST_EXPR.
23234 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23235 of __builtin_choose_expr.
23236 * c-typeck.c (remove_c_maybe_const_expr): New.
23237 (build_unary_op, build_conditional_expr, build_compound_expr,
23238 build_binary_op, c_objc_common_truthvalue_conversion): Call
23239 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23242 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23244 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23245 CODE to produce a new one. Add a prototype to use fold_convert_const
23247 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23250 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23251 mix declarations and code.
23253 2009-04-08 Ben Elliston <bje@au.ibm.com>
23255 * gcc.c: Replace `CC' with `GCC' throughout.
23257 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23259 * doc/invoke.texi: Document Atom support.
23261 2009-04-07 Jason Merrill <jason@redhat.com>
23264 * c-common.h, c-common.c: Add flag_pretty_templates.
23265 * c-opts.c (c_common_handle_option): Set it.
23266 * c.opt: Add -fno-pretty-templates.
23267 * doc/invoke.texi (C++ Dialect Options): Likewise.
23269 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23271 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23272 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23273 (ia64_expand_builtin): Likewise.
23275 2009-04-07 Martin Jambor <mjambor@suse.cz>
23277 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23278 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23279 ADDR_EXPRS are include too.
23281 2009-04-07 Richard Guenther <rguenther@suse.de>
23283 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23284 decls are only used if passes as parameters or if they are
23285 local statics and the call is not to a builtin.
23286 (call_may_clobber_ref_p_1): Likewise.
23288 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23290 * expr.c (do_store_flag): Remove last argument. Simplify code
23291 to avoid duplication of tests already done by can_compare_p.
23292 (expand_expr_real_1): Adjust caller.
23294 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23296 * optabs.c (can_compare_p): Test the predicate of a
23297 cbranch and cstore pattern.
23299 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23301 * expr.c (convert_move): Use emit_store_flag instead of
23304 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23306 * config/i386/i386.c (ix86_compare_emitted): Remove.
23307 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23308 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23309 * config/i386/i386.h (ix86_compare_emitted): Remove.
23310 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23311 instead of ix86_compare_emitted.
23312 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23314 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23316 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23317 Add t-sysroot-suffix to tmake_file.
23318 * config/print-sysroot-suffix.sh: New file.
23319 * config/t-sysroot-suffix: New file.
23321 2009-04-07 Ben Elliston <bje@au.ibm.com>
23323 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23324 as the latter produces a warning when the target does not support
23327 2009-04-07 Ben Elliston <bje@au.ibm.com>
23329 * dfp.c: Replace type punning assignments with memcpy throughout.
23330 * Makefile.in (dfp.o-warn): Remove.
23332 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23335 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23336 Include soft-fp/t-softfp after rs6000/t-linux64.
23338 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23340 * stor-layout.c (set_sizetype): Use the full precision of their
23341 machine mode for bitsize types.
23343 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23345 * config/i386/i386.md: Revert 2 accidental checkins.
23347 2009-04-06 Joey Ye <joey.ye@intel.com>
23348 Xuepeng Guo <xuepeng.guo@intel.com>
23349 H.J. Lu <hongjiu.lu@intel.com>
23351 Atom pipeline model, tuning and insn selection.
23352 * config.gcc (atom): Add atom config options and target.
23354 * config/i386/atom.md: New.
23356 * config/i386/i386.c (atom_cost): New cost.
23357 (m_ATOM): New macro flag.
23358 (initial_ix86_tune_features): Set m_ATOM.
23359 (x86_accumulate_outgoing_args): Likewise.
23360 (x86_arch_always_fancy_math_387): Likewise.
23361 (processor_target): Add Atom cost.
23362 (cpu_names): Add Atom cpu name.
23363 (override_options): Set Atom ISA.
23364 (ix86_issue_rate): New case PROCESSOR_ATOM.
23365 (ix86_adjust_cost): Likewise.
23367 * config/i386/i386.h (TARGET_ATOM): New target macro.
23368 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23369 (TARGET_OPT_AGU): New target option.
23370 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23371 (processor_type): Add PROCESSOR_ATOM.
23373 * config/i386/i386.md (cpu): Add new value "atom".
23374 (use_carry, movu): New attr.
23375 (atom.md): Include atom.md.
23376 (adddi3_carry_rex64): Set attr "use_carry".
23377 (addqi3_carry): Likewise.
23378 (addhi3_carry): Likewise.
23379 (addsi3_carry): Likewise.
23380 (*addsi3_carry_zext): Likewise.
23381 (subdi3_carry_rex64): Likewise.
23382 (subqi3_carry): Likewise.
23383 (subhi3_carry): Likewise.
23384 (subsi3_carry): Likewise.
23385 (x86_movdicc_0_m1_rex64): Likewise.
23386 (*x86_movdicc_0_m1_se): Likewise.
23387 (x86_movsicc_0_m1): Likewise.
23388 (*x86_movsicc_0_m1_se): Likewise.
23389 (*adddi_1_rex64): Emit add insn as much as possible.
23390 (*addsi_1): Likewise.
23391 (return_internal): Set atom_unit.
23392 (return_internal_long): Likewise.
23393 (return_pop_internal): Likewise.
23394 (*rcpsf2_sse): Set atom_sse_attr attr.
23395 (*qrt<mode>2_sse): Likewise.
23396 (*prefetch_sse): Likewise.
23398 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23400 (ix86_target_macros_internal): Likewise.
23402 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23403 (*prefetch_sse_rex): Likewise.
23404 (sse_rcpv4sf2): Likewise.
23405 (sse_vmrcpv4sf2): Likewise.
23406 (sse_sqrtv4sf2): Likewise.
23407 (<sse>_vmsqrt<mode>2): Likewise.
23408 (sse_ldmxcsr): Likewise.
23409 (sse_stmxcsr): Likewise.
23410 (*sse_sfence): Likewise.
23411 (sse2_clflush): Likewise.
23412 (*sse2_mfence): Likewise.
23413 (*sse2_lfence): Likewise.
23414 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23415 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23416 (avx_movdqu<avxmodesuffix>): Likewise.
23417 (avx_lddqu<avxmodesuffix>): Likewise.
23418 (sse2_movntv2di): Change attr "type" to "ssemov".
23419 (sse2_movntsi): Likewise.
23420 (rsqrtv8sf2): Change attr "type" to "sseadd".
23421 (sse3_addsubv2df3): Set attr "atom_unit".
23422 (sse3_h<plusminus_insn>v4sf3): Likewise.
23423 (*sse2_pmaddwd): Likewise.
23424 (*vec_extractv2di_1_rex64): Likewise.
23425 (*vec_extractv2di_1_avx): Likewise.
23426 (sse2_psadbw): Likewise.
23427 (ssse3_phaddwv8hi3): Likewise.
23428 (ssse3_phaddwv4hi3): Likewise.
23429 (ssse3_phadddv4si3): Likewise.
23430 (ssse3_phadddv2si3): Likewise.
23431 (ssse3_phaddswv8hi3): Likewise.
23432 (ssse3_phaddswv4hi3): Likewise.
23433 (ssse3_phsubwv8hi3): Likewise.
23434 (ssse3_phsubwv4hi3): Likewise.
23435 (ssse3_phsubdv4si3): Likewise.
23436 (ssse3_phsubdv2si3): Likewise.
23437 (ssse3_phsubswv8hi3): Likewise.
23438 (ssse3_phsubswv4hi3): Likewise.
23439 (ssse3_pmaddubsw128): Likewise.
23440 (sse3_pmaddubsw: Likewise.
23441 (ssse3_palignrti): Likewise.
23442 (ssse3_palignrdi): Likewise.
23444 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23446 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23448 2009-04-06 Richard Guenther <rguenther@suse.de>
23450 PR tree-optimization/28868
23451 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23452 of which PHI results we inserted.
23453 (insert_into_preds_of_block): Record inserted PHIs.
23454 (eliminate): Eliminate redundant PHI nodes.
23455 (init_pre): Init inserted_phi_names.
23457 2009-04-06 Richard Guenther <rguenther@suse.de>
23459 PR tree-optimization/39643
23460 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23461 IMAGPART_EXPRs of complex constants.
23462 (execute_fold_all_builtins): If we folded a call queue
23463 TODO_update_address_taken.
23465 2009-04-06 Jan Hubicka <jh@suse.cz>
23467 PR middle-end/39659
23468 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23471 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23473 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23475 (ic_invalidate_array): Likewise.
23477 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23479 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23480 alignment for library calls.
23482 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23484 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23485 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23486 * config/i386/mingw-stdint.h: New file.
23488 2009-04-05 Richard Guenther <rguenther@suse.de>
23490 PR tree-optimization/39648
23491 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23492 our &A vs. &A[0] IL deficiencies.
23494 2009-04-04 Jan Hubicka <jh@suse.cz>
23496 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23497 removed toplevel regions.
23498 (sjlj_mark_call_sites): Likewise.
23500 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23502 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23503 (cygwin tm clause use_gcc_stdint): Set to wrap.
23504 * config/i386/cygwin-stdint.h: New file.
23506 2009-04-04 Richard Guenther <rguenther@suse.de>
23508 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23509 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23510 single-argument PHIs if we are in loop-closed SSA form.
23511 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23512 for the pre-condition.
23513 (slpeel_tree_peel_loop_to_edge): Likewise.
23514 (vect_build_loop_niters): Take an optional sequence to append stmts.
23515 (vect_generate_tmps_on_preheader): Likewise.
23516 (vect_do_peeling_for_loop_bound): Take extra guards for the
23518 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23519 the cost model check.
23520 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23521 guards if we are going to peel. Do not apply versioning in that case.
23522 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23523 (vect_do_peeling_for_loop_bound): Likewise.
23524 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23525 loop bound only record extra pre-conditions, do not apply loop
23528 2009-04-04 Richard Guenther <rguenther@suse.de>
23530 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23533 2009-04-04 Jan Hubicka <jh@suse.cz>
23535 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23536 last_basic_block for size of bb->index indexed array.
23537 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23538 compute_out, link_btr_uses, build_btr_def_use_webs,
23539 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23541 2009-04-04 Jan Hubicka <jh@suse.cz>
23543 * except.c (remove_eh_handler_and_replace): Break out from ...
23544 (remove_eh_handler): ... here.
23545 (bring_to_root): New function.
23546 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23547 handled ones, bring others to root of tree.
23549 2009-04-04 Jan Hubicka <jh@suse.cz>
23551 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23552 (all_phis_safe_to_merge): New function.
23553 (update_info): New structure.
23554 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23555 (cleanup_empty_eh): Update SSA if possible.
23557 2009-04-04 Richard Guenther <rguenther@suse.de>
23559 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23560 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23561 (append_vuse): Likewise.
23563 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23565 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23566 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23567 instead of REG_UNSAVED for DW_CFA_undefined.
23568 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23569 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23572 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23575 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23577 2009-04-04 Richard Guenther <rguenther@suse.de>
23579 PR tree-optimization/8781
23580 PR tree-optimization/37892
23581 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23582 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23583 (valueize_refs): Call it for *& valueizations.
23584 (shared_reference_ops_from_ref): Rename to ...
23585 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23586 (shared_reference_ops_from_call): Rename to ...
23587 (valueize_shared_reference_ops_from_call): ... this and valueize.
23588 (vn_reference_lookup): Update.
23589 (visit_reference_op_call): Likewise.
23590 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23591 (eliminate): Value-replace the call address in call statements.
23593 2009-04-04 Richard Guenther <rguenther@suse.de>
23595 PR tree-optimization/39636
23596 * tree-ssa-forwprop.c
23597 (forward_propagate_addr_into_variable_array_index): Check for
23598 GIMPLE_ASSIGN before accessing the rhs code.
23600 2009-04-03 Jason Merrill <jason@redhat.com>
23602 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23604 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23606 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23607 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23608 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23609 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23610 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23611 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23612 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23613 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23614 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23615 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23616 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23617 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23618 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23619 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23620 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23621 Use fr_reg_or_fp01_operand instead of fr_register_operand
23623 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23624 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23625 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23627 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23629 PR rtl-optimization/39607
23630 PR rtl-optimization/39631
23634 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23635 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23636 instead of DF_LR_OUT.
23637 * ira-lives.c (process_bb_node_lives): Ditto.
23638 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23639 instead of DF_LR_{OUT,IN}.
23640 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23641 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23643 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23645 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23646 (execute_lower_omp): Always run but take the short way out if -fopenmp
23648 (gate_lower_omp): Remove, forcing the pass manager to always run the
23649 pass and always set PROP_gimple_lomp.
23650 (pass_lower_omp): Remove gate function.
23651 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23652 PROP_trees. Instead, require it.
23653 * ipa-cp.c (pass_ipa_cp): Likewise.
23654 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23655 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23656 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23657 and PROP_gimple_leh.
23659 2009-04-03 Richard Guenther <rguenther@suse.de>
23661 PR middle-end/13146
23662 PR tree-optimization/23940
23663 PR tree-optimization/33237
23664 PR middle-end/33974
23665 PR middle-end/34093
23666 PR tree-optimization/36201
23667 PR tree-optimization/36230
23668 PR tree-optimization/38049
23669 PR tree-optimization/38207
23670 PR tree-optimization/38230
23671 PR tree-optimization/38301
23672 PR tree-optimization/38585
23673 PR middle-end/38895
23674 PR tree-optimization/38985
23675 PR tree-optimization/39299
23676 * tree-ssa-structalias.h: Remove.
23677 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23678 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23679 (struct vuse_element_d): Remove.
23680 (struct vuse_vec_d): Likewise.
23681 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23682 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23683 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23684 VUSE_ELEMENT_VAR): Likewise.
23685 (struct voptype_d): Likewise.
23686 (NUM_VOP_FREE_BUCKETS): Likewise.
23687 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23688 (struct stmt_operands_d): Remove.
23689 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23690 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23691 VDEF_NUM, VDEF_VECT): Likewise.
23692 (copy_virtual_operands): Remove.
23693 (operand_build_cmp): Likewise.
23694 (create_ssa_artificial_load_stmt): Likewise.
23695 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23696 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23697 vuse_index and mayuse_index members. Pack and move done and iter_type
23698 members to the front.
23699 (SSA_OP_VMAYUSE): Remove.
23700 (SSA_OP_VIRTUAL_USES): Adjust.
23701 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23702 (unlink_stmt_vdef): Declare.
23703 (add_to_addressable_set): Remove.
23704 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23705 (vrp_visit_stmt): Likewise.
23706 * doc/tree-ssa.texi (Alias analysis): Update.
23707 * doc/invoke.texi (max-aliased-vops): Remove docs.
23708 (avg-aliased-vops): Likewise.
23709 * tree-into-ssa.c (syms_to_rename): Remove.
23710 (need_to_update_vops_p): Likewise.
23711 (need_to_initialize_update_ssa_p): Rename to ...
23712 (update_ssa_initialized_fn): ... this. Track function we are
23714 (symbol_marked_for_renaming): Simplify.
23715 (add_new_name_mapping): Do not set need_to_update_vops_p.
23716 (dump_currdefs): Use SYMS_TO_RENAME.
23717 (rewrite_update_stmt): Always walk all uses/defs.
23718 (dump_update_ssa): Adjust.
23719 (init_update_ssa): Take function argument. Track what we are
23721 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23722 (create_new_def_for): Initialize for cfun, assert we are initialized
23724 (mark_sym_for_renaming): Simplify.
23725 (mark_set_for_renaming): Do not initialize update-ssa.
23726 (need_ssa_update_p): Simplify. Take function argument.
23727 (name_mappings_registered_p): Assert we ask for the correct function.
23728 (name_registered_for_update_p): Likewise.
23729 (ssa_names_to_replace): Likewise.
23730 (release_ssa_name_after_update_ssa): Likewise.
23731 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23732 (dump_decl_set): Do not print a newline.
23733 (debug_decl_set): Do it here.
23734 (dump_update_ssa): And here.
23735 * tree-ssa-loop-im.c (move_computations): Adjust.
23736 (movement_possibility): Likewise.
23737 (determine_max_movement): Likewise.
23738 (gather_mem_refs_stmt): Likewise.
23739 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23740 or NAME_MEMORY_TAG.
23741 * tree-complex.c (update_all_vops): Remove.
23742 (expand_complex_move): Adjust.
23743 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23744 Simplify test for memory referencing statement. Exclude
23745 non-invariant ADDR_EXPRs.
23746 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23747 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23748 (rdg_flag_uses): Likewise.
23749 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23751 (tree_optimize_tail_calls_1): Also split the
23752 edge from the entry block if we have degenerate PHI nodes in
23753 the first basic block.
23754 * tree.c (init_ttree): Remove memory-tag related code.
23755 (tree_code_size): Likewise.
23756 (tree_node_structure): Likewise.
23757 (build7_stat): Re-write to be build6_stat.
23758 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23759 (SSA_VAR_P): Adjust.
23760 (struct tree_memory_tag): Remove.
23761 (struct tree_memory_partition_tag): Likewise.
23762 (union tree_node): Adjust.
23763 (build7): Re-write to be build6.
23764 * tree-pass.h (pass_reset_cc_flags): Remove.
23765 (TODO_update_address_taken): New flag.
23766 (pass_simple_dse): Remove.
23767 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23768 * params.h (MAX_ALIASED_VOPS): Remove.
23769 (AVG_ALIASED_VOPS): Likewise.
23770 * omp-low.c (expand_omp_taskreg): Update SSA form.
23771 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23772 aliases the lhs in a copy stmt.
23773 * tree-ssa-dse.c (struct address_walk_data): Remove.
23774 (memory_ssa_name_same): Likewise.
23775 (memory_address_same): Likewise.
23776 (get_kill_of_stmt_lhs): Likewise.
23777 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23778 unused stores. Look through PHI nodes into post-dominated regions.
23779 (dse_optimize_stmt): Simplify. Properly remove stores.
23780 (tree_ssa_dse): Compute dominators.
23781 (execute_simple_dse): Remove.
23782 (pass_simple_dse): Likewise.
23783 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23784 gimple_loaded_syms and gimple_stored_syms computation.
23785 * toplev.c (dump_memory_report): Dump alias and pta stats.
23786 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23787 (vn_reference_eq): Likewise.
23788 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23789 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23790 valueize_vuses): Remove.
23791 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23792 (get_def_ref_stmt_vuse): ... this.
23793 (vn_reference_lookup_2): New function.
23794 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23795 walking equivalent vuses. Simplify.
23796 (vn_reference_lookup): Likewise.
23797 (vn_reference_insert): Likewise.
23798 (vn_reference_insert_pieces): Likewise.
23799 (visit_reference_op_call): Simplify.
23800 (visit_reference_op_load): Likewise.
23801 (visit_reference_op_store): Likewise.
23802 (init_scc_vn): Remove shared_lookup_vuses initialization.
23803 (free_scc_vn): Remove shared_lookup_vuses freeing.
23804 (sort_vuses, sort_vuses_heap): Remove.
23805 (get_ref_from_reference_ops): Export.
23806 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23807 vector with single vuse pointer.
23808 (vn_reference_lookup_pieces, vn_reference_lookup,
23809 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23810 (shared_vuses_from_stmt): Remove.
23811 (get_ref_from_reference_ops): Declare.
23812 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23813 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23814 memory-tag related code.
23815 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23816 (likely_value): Add comment, skip static-chain of call statements.
23817 (surely_varying_stmt_p): Adjust.
23818 (gimplify_and_update_call_from_tree): Likewise.
23819 (execute_fold_all_builtins): Do not rebuild alias info.
23820 (gimplify_and_update_call_from_tree): Properly update VOPs.
23821 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23822 (copy_ref_info): Remove memory-tag related code.
23823 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23824 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23825 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23827 * tree-ssa-dom.c (gimple_p): Remove typedef.
23828 (eliminate_redundant_computations): Adjust.
23829 (record_equivalences_from_stmt): Likewise.
23830 (avail_expr_hash): Likewise.
23831 (avail_expr_eq): Likewise.
23832 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23833 (stmt_makes_single_load): Likewise.
23834 (stmt_makes_single_store): Likewise.
23835 * tree-ssa-alias.c: Rewrite completely.
23836 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23837 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23838 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23839 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23840 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23841 Remove public functions.
23842 (pass_reset_cc_flags): Remove.
23843 (pass_build_alias): Move ...
23844 * tree-ssa-structalias.c (pass_build_alias): ... here.
23845 * tree-ssa-alias.c (may_be_aliased): Move ...
23846 * tree-flow-inline.h (may_be_aliased): ... here.
23847 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23848 count_uses_and_derefs): Move ...
23849 * gimple.c: ... here.
23850 * gimple.h (count_uses_and_derefs): Declare.
23851 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23852 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23853 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23854 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23855 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23856 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23857 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23859 * tree-dfa.c (refs_may_alias_p): Move ...
23860 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23861 * tree-ssa-alias.h: New file.
23862 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23863 (statement_sink_location): Likewise.
23864 * opts.c (decode_options): Do not adjust max-aliased-vops or
23865 avg-aliased-vops values.
23866 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23867 (TV_CALL_CLOBBER): Likewise.
23868 (TV_FLOW_SENSITIVE): Likewise.
23869 (TV_FLOW_INSENSITIVE): Likewise.
23870 (TV_MEMORY_PARTITIONING): Likewise.
23871 (TV_ALIAS_STMT_WALK): New timevar.
23872 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23873 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23874 (get_address_description): Remove memory-tag related code.
23875 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23876 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23877 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23878 and immediate uses in statements. Document.
23879 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23880 (dump_symbols): Remove.
23881 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23882 * alias.c (get_deref_alias_set): New function split out from ...
23883 (get_alias_set): ... here.
23884 * alias.h (get_deref_alias_set): Declare.
23885 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23886 type parameter. Remove restrict pointer handling. Create a
23887 ref-all pointer in case type-based alias sets do not conflict.
23888 (vect_analyze_data_refs): Remove SMT related code.
23889 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23890 (vectorizable_load): Likewise.
23891 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23892 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23893 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23894 Ignore vops and SMTs.
23895 (dr_analyze_alias): Likewise..
23896 (free_data_ref): Likewise.
23897 (create_data_ref): Likewise.
23898 (analyze_all_data_dependences): Likewise.
23899 (get_references_in_stmt): Adjust.
23900 * tree-flow-inline.h (gimple_aliases_computed_p,
23901 gimple_addressable_vars, gimple_call_clobbered_vars,
23902 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23903 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23904 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23905 gimple_mem_ref_stats): Remove.
23906 (gimple_vop): New function.
23907 (op_iter_next_use): Remove vuses and mayuses cases.
23908 (op_iter_next_def): Remove vdefs case.
23909 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23910 (clear_and_done_ssa_iter): Do not set removed fields.
23911 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23912 Assert we are not iterating over vuses or vdefs if not also
23913 iterating over uses or defs.
23914 (op_iter_init_use): Likewise.
23915 (op_iter_init_def): Likewise.
23916 (op_iter_next_vdef): Remove.
23917 (op_iter_next_mustdef): Likewise.
23918 (op_iter_init_vdef): Likewise.
23919 (compare_ssa_operands_equal): Likewise.
23920 (link_use_stmts_after): Handle vuse operand.
23921 (is_call_used): Use is_call_clobbered.
23922 (is_call_clobbered): Global variables are always call clobbered,
23923 query the call-clobbers bitmap.
23924 (mark_call_clobbered): Ignore global variables.
23925 (clear_call_clobbered): Likewise.
23926 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23927 virtual operands sanity check.
23928 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23930 (TARGET_MEM_REF): Remove TMR_TAG operand.
23931 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23932 Remove call-clobber related code.
23933 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23934 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23935 partitions or escape reason.
23936 (get_single_def_stmt, get_single_def_stmt_from_phi,
23937 get_single_def_stmt_with_phi): Remove.
23938 (dump_referenced_vars): Tidy.
23939 (get_ref_base_and_extent): Allow bare decls.
23940 (collect_dfa_stats): Adjust.
23941 * graphite.c (rename_variables_in_stmt): Adjust.
23942 (graphite_copy_stmts_from_block): Likewise.
23943 (translate_clast): Likewise.
23944 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23946 (translate_vuse_through_block): Use the oracle.
23947 (phi_translate_1): Adjust.
23948 (value_dies_in_block_x): Use the oracle. Cache the outcome
23950 (valid_in_sets): Check if the VUSE for
23951 a REFERENCE is available.
23952 (eliminate): Do not remove stmts during elimination,
23953 instead queue and remove them afterwards.
23954 (do_pre): Do not rebuild alias info.
23955 (pass_pre): Run TODO_rebuild_alias before PRE.
23956 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23957 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23958 (mark_all_v_defs_stmt): Remove.
23959 (mark_all_v_defs_seq): Adjust.
23960 (sra_replace): Likewise.
23961 (scalarize_use): Likewise.
23962 (scalarize_copy): Likewise.
23963 (scalarize_init): Likewise.
23964 (scalarize_ldst): Likewise.
23965 (todoflags): Remove.
23966 (tree_sra): Do not rebuild alias info.
23967 (tree_sra_early): Adjust.
23968 (pass_sra): Run TODO_update_address_taken before SRA.
23969 * tree-predcom.c (set_alias_info): Remove.
23970 (prepare_initializers_chain): Do not call it.
23971 (mark_virtual_ops_for_renaming): Adjust.
23972 (mark_virtual_ops_for_renaming_list): Remove.
23973 (initialize_root_vars): Adjust.
23974 (initialize_root_vars_lm): Likewise.
23975 (prepare_initializers_chain): Likewise.
23976 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23977 (may_propagate_copy_into_stmt): Likewise.
23978 (merge_alias_info): Do nothing for now.
23979 (propagate_tree_value_into_stmt): Adjust.
23980 (stmt_may_generate_copy): Likewise.
23981 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23982 not mark symbols for renaming.
23983 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23984 with the same statement, make sure to update the new pointed-to one.
23985 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23986 call statements, do not mark symbols for renaming.
23987 (mark_operand_necessary): Dump something.
23988 (ref_may_be_aliased): New function.
23989 (mark_aliased_reaching_defs_necessary_1): New helper function.
23990 (mark_aliased_reaching_defs_necessary): Likewise.
23991 (mark_all_reaching_defs_necessary_1): Likewise.
23992 (mark_all_reaching_defs_necessary): Likewise.
23993 (propagate_necessity): Do not process virtual PHIs. For
23994 non-aliased loads mark all reaching definitions as necessary.
23995 For aliased loads and stores mark the immediate dominating
23996 aliased clobbers as necessary.
23997 (visited): New global static.
23998 (perform_tree_ssa_dce): Free visited bitmap after propagating
24000 (remove_dead_phis): Perform simple dead virtual PHI removal.
24001 (remove_dead_stmt): Properly unlink virtual operands when
24003 (eliminate_unnecessary_stmts): Schedule PHI removal after
24005 * tree-ssa-ter.c (is_replaceable_p): Adjust.
24006 (process_replaceable): Likewise.
24007 (find_replaceable_in_bb): Likewise.
24008 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
24009 based on the single gimple vop.
24010 (verify_flow_insensitive_alias_info): Remove.
24011 (verify_flow_sensitive_alias_info): Likewise.
24012 (verify_call_clobbering): Likewise.
24013 (verify_memory_partitions): Likewise.
24014 (verify_alias_info): Likewise.
24015 (verify_ssa): Adjust..
24016 (execute_update_addresses_taken): Export. Update SSA
24017 manually. Optimize only when optimizing. Use a local bitmap.
24018 (pass_update_address_taken): Remove TODO_update_ssa, add
24020 (pass_update_address_taken): Just use TODO_update_address_taken.
24021 (init_tree_ssa): Do not initialize addressable_vars.
24022 (verify_ssa): Verify new VUSE / VDEF properties.
24023 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
24024 Do not call verify_alias_info.
24025 (delete_tree_ssa): Clear the VUSE, VDEF operands.
24026 Do not free the loaded and stored syms bitmaps. Reset the escaped
24027 and callused solutions. Do not free addressable_vars.
24028 Remove memory-tag related code.
24029 (warn_uninitialized_var): Aliases are always available.
24030 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
24031 * lambda-code.c (can_put_in_inner_loop): Adjust.
24032 (can_put_after_inner_loop): Likewise.
24033 (perfect_nestify): Likewise.
24034 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
24035 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
24036 (vectorizable_conversion): Do not mark symbols for renaming.
24037 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
24038 (expand_call_inline): Unlink the calls virtual operands before
24040 (tree_function_versioning): Do not call update_ssa if we are not
24041 updating clones. Simplify.
24042 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
24043 (propagate_with_phi): Likewise..
24044 * tree-outof-ssa.c (create_temp): Remove memory tag and call
24045 clobber code. Assert we are not aliased or global.
24046 * tree-flow.h: Include tree-ssa-alias.h
24047 (enum escape_type): Remove.
24048 (struct mem_sym_stats_d): Likewise.
24049 (struct mem_ref_stats_d): Likewise.
24050 (struct gimple_df): Add vop member. Remove global_var,
24051 call_clobbered_vars, call_used_vars, addressable_vars,
24052 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24053 escaped and callused members.
24054 (struct ptr_info_def): Remove all members, add points-to solution
24056 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24057 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24058 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24059 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24060 (tree-ssa-alias.o): Likewise.
24061 (toplev.o): Add tree-ssa-alias.h
24062 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24063 * gimple.c (gimple_set_bb): Fix off-by-one error.
24064 (is_gimple_reg): Do not handle memory tags.
24065 (gimple_copy): Also copy virtual operands.
24066 Delay updating the statement. Do not reset loaded and stored syms.
24067 (gimple_set_stored_syms): Remove.
24068 (gimple_set_loaded_syms): Likewise.
24069 (gimple_call_copy_skip_args): Copy the virtual operands
24070 and mark the new statement modified.
24071 * tree-ssa-structalias.c (may_alias_p): Remove.
24072 (set_uids_in_ptset): Take the alias set to prune with as
24073 parameter. Fold in the alias test of may_alias_p.
24074 (compute_points_to_sets): Compute whether a ptr is dereferenced
24075 in a local sbitmap.
24076 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24077 other ADDRESSOF constraints on the lhs.
24078 (get_constraint_for_component_ref): Assert that we don't get
24079 ADDRESSOF constraints from the base of the reference.
24080 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24081 (struct variable_info): Remove collapsed_to member.
24082 (get_varinfo_fc): Remove.
24083 (new_var_info): Do not set collapsed_to.
24084 (dump_constraint): Do not follow cycles.
24085 (dump_constraint_graph): Likewise.
24086 (build_pred_graph): Likewise.
24087 (build_succ_graph): Likewise.
24088 (rewrite_constraints): Likewise.
24089 (do_simple_structure_copy): Remove.
24090 (do_rhs_deref_structure_copy): Remove.
24091 (do_lhs_deref_structure_copy): Remove.
24092 (collapse_rest_of_var): Remove.
24093 (do_structure_copy): Re-implement.
24094 (pta_stats): New global variable.
24095 (dump_pta_stats): New function.
24096 (struct constraint_expr): Make offset signed.
24097 (UNKNOWN_OFFSET): Define special value.
24098 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24099 (solution_set_expand): New helper function split out from ...
24100 (do_sd_constraint): ... here.
24101 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24102 (do_ds_constraint): Likewise.
24103 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24104 and CALLUSED = *CALLUSED.
24105 (set_union_with_increment): Make inc argument signed.
24106 (type_safe): Remove.
24107 (get_constraint_for_ptr_offset): Handle unknown and negative
24109 (first_vi_for_offset): Handle offsets before start. Bail
24110 out early for offsets beyond the variable extent.
24111 (first_or_preceding_vi_for_offset): New function.
24112 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24113 Together with ESCAPED = *ESCAPED this properly computes reachability.
24114 (find_what_var_points_to): New function.
24115 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24116 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24117 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24118 pt_solutions_intersect): New functions.
24119 (compute_call_used_vars): Remove.
24120 (compute_may_aliases): New main entry into PTA computation.
24121 * gimple.h (gimple_p): New typedef.
24122 (struct gimple_statement_base): Remove references_memory_p.
24123 (struct gimple_statement_with_memory_ops_base): Remove
24124 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24126 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24127 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24128 gimple_set_references_memory): Remove.
24129 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24130 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24132 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24133 (verify_expr): Allow RESULT_DECL.
24134 (gimple_duplicate_bb): Do not copy virtual operands.
24135 (gimple_duplicate_sese_region): Adjust.
24136 (gimple_duplicate_sese_tail): Likewise.
24137 (mark_virtual_ops_in_region): Remove.
24138 (move_sese_region_to_fn): Do not call it.
24139 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24140 and pass_simple_dse.
24141 (execute_function_todo): Handle TODO_update_address_taken,
24142 call execute_update_addresses_taken for TODO_rebuild_alias.
24143 (execute_todo): Adjust.
24144 (execute_one_pass): Init dump files early.
24145 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24147 (create_general_new_stmt): Clear vops.
24148 * tree-ssa-reassoc.c (get_rank): Adjust.
24149 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24150 symbols for renaming.
24151 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24152 (PARAM_AVG_ALIASED_VOPS): Likewise.
24153 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24154 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24155 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24156 (operand_build_cmp, copy_virtual_operands,
24157 create_ssa_artificial_load_stmt, add_to_addressable_set,
24158 gimple_add_to_addresses_taken): Remove public functions.
24159 (unlink_stmt_vdef): New function.
24161 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24163 * config.gcc (powerpc-*-linux*): Merge variants.
24165 2009-04-02 Chao-ying Fu <fu@mips.com>
24166 James Grosbach <james.grosbach@microchip.com>
24168 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24169 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24171 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24172 keep_interrupts_masked_p, use_debug_exception_return_p.
24173 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24174 keep_interrupts_masked, use_debug_exception_return.
24175 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24176 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24178 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24179 (mips_print_operand): Process COP0 registers to print $0 .. $31
24180 correctly for GAS to process.
24181 (mips_interrupt_extra_call_saved_reg_p): New function.
24182 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24184 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24185 (mips_compute_frame_info): Add supports for interrupt context that
24186 includes doubleword accumulators and COP0 registers.
24187 (mips_for_each_saved_acc): New function.
24188 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24189 mips_for_each_saved_reg.
24190 (mips_save_reg): Save accumulators.
24191 (mips_kernel_reg_p): A new for_each_rtx callback.
24192 (mips_expand_prologue): Support interrupt handlers.
24193 (mips_restore_reg): Restore accumulators.
24194 (mips_expand_epilogue): Support interrupt handlers.
24195 (mips_can_use_return_insn): Return false for interrupt handlers.
24196 (mips_epilogue_uses): New function.
24197 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24198 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24199 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24200 cop0_move): New instructions.
24201 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24202 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24204 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24206 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24207 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24208 interrupt handlers, we use K0 as the temporary register.
24209 (EPILOGUE_USES): Change to a function call.
24210 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24211 handlers, we use K0 as the temporary register.
24213 * doc/extend.texi (Function Attributes): Document interrupt,
24214 use_shadow_register_set, keep_interrupts_masked,
24215 use_debug_exception_return for MIPS attributes.
24217 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24219 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24220 Remove a number of t-files from tmake_file.
24221 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24222 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24223 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24224 target_prototype, not TARGET_PROTOTYPE.
24225 (LINK_OS_GNU_SPEC): Define.
24226 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24227 and darwin-ldoubdle.c.
24229 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24232 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24233 (cpp_options): Ditto.
24234 (default_compilers): Ditto.
24235 (display_help): Ditto.
24236 (process_command): Ditto.
24237 (do_spec_1): Ditto.
24238 (set_input): Use lbasename instead of duplicate code.
24239 (save_temps_prefix): New static for -save-temps=obj.
24240 (save_temps_length): Ditto.
24242 * doc/invoke.texi (-save-temps=obj): Document new variant to
24243 -save-temps switch.
24245 2009-04-02 Jeff Law <law@redhat.com>
24247 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24250 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24252 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24253 * configure: Regenerated.
24255 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24257 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24258 share the argument list.
24260 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24264 2009-02-12 Diego Novillo <dnovillo@google.com>
24266 * varpool.c (debug_varpool): New.
24267 * cgraph.h (debug_varpool): Declare.
24269 2009-04-02 Jan Hubicka <jh@suse.cz>
24271 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24274 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24276 * config/i386/i386.c (ix86_abi): Move initialization to ...
24277 (override_options): Here.
24279 2009-04-02 Christian Bruel <christian.bruel@st.com>
24281 * config/sh/sh.c (sh_dwarf_register_span): New function.
24282 (TARGET_DWARF_REGISTER_SPAN): Define.
24283 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24285 2009-04-02 Ira Rosen <irar@il.ibm.com>
24287 PR tree-optimization/39595
24288 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24289 interleaved loads group is not greater than the SLP group size.
24291 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24293 * builtins.c (is_builtin_name): New.
24294 (called_as_built_in): Use is_builtin_name.
24295 * tree.h (is_builtin_name): New.
24296 * varasm.c (incorporeal_function_p): Use is_builtin_name
24298 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24300 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24302 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24305 * c-decl.c (clone_underlying_type): Move this ...
24306 * c-common.c (set_underlying_type): ... here.
24307 Also, make sure the function properly sets TYPE_STUB_DECL() on
24308 the newly created typedef variant type.
24309 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24310 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24313 2009-04-02 Richard Guenther <rguenther@suse.de>
24315 PR tree-optimization/37221
24316 * tree-flow.h (degenerate_phi_result): Declare.
24317 * tree-ssa-dom.c (degenerate_phi_result): Export.
24318 * tree-scalar-evolution.c (analyze_initial_condition): If
24319 the initial condition is defined by a degenerate PHI node
24320 use the degenerate value.
24322 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24324 PR rtl-optimization/39588
24325 * combine.c (merge_outer_ops): Do not set the constant when this
24327 (simplify_shift_const_1): Do not modify it either in this case.
24329 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24331 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24332 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24334 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24337 * c-lex.c (interpret_float): Default (no suffix) is double.
24339 2009-04-1 Xinliang David Li <davidxl@google.com>
24341 * config/i386/i386.c (legitimate_constant_p): Recognize
24342 all one vector constant.
24344 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24346 * config/vax/vax.c: Add #includes to silence warnings.
24347 Change #include order to silence two warnings.
24349 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24351 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24352 (ASM_SPEC): Pass -k to the assembler for PIC code.
24354 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24356 * config.gcc: Add vax-*-linux* to the switch.
24357 * config/vax/linux.h: New file. (TARGET_VERSION,
24358 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24360 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24362 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24363 Use predicate macros instead of GET_CODE() == foo.
24364 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24365 ashlsi3, rotrsi3, <unnamed>): Likewise.
24367 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24369 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24370 jbbccihi, jbbccisi): Remova trailing whitespace.
24371 * config/vax/constraints.md: Likewise.
24372 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24373 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24374 * config/vax/predicates.md: Likewise.
24375 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24376 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24377 * config/vax/vax.h: Likewise.
24378 * config/vax/vax.md (nonlocal_goto): Likewise.
24380 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24382 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24383 (indirectable_address_p, adjacent_operands_p): Add spaces around
24385 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24387 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24389 * config/vax/vax.c (legitimate_constant_address_p,
24390 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24391 index_term_p, reg_plus_index_p, legitimate_address_p,
24392 vax_mode_dependent_address_p): Update comments to match functions
24393 modified by the recent int->bool conversion.
24395 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24397 * config/vax/builtins.md: Update copyright message.
24398 * config/vax/constraints.md: Likewise.
24399 * config/vax/netbsd-elf.h: Likewise.
24400 * config/vax/predicates.md: Likewise.
24401 * config/vax/vax-protos.h: Likewise.
24402 * config/vax/vax.c: Likewise.
24403 * config/vax/vax.h: Likewise.
24404 * config/vax/vax.md: Likewise.
24405 * config/vax/vax.opt: Likewise.
24407 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24409 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24410 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24411 * config/vax/constraints.md (B, R): Likewise.
24412 * config/vax/predicates.md (external_memory_operand,
24413 nonimmediate_addsub_di_operand): Likewise.
24414 * config/vax/vax.c (vax_output_int_add): Likewise.
24415 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24416 untyped_call): Likewise.
24418 2009-04-01 Matt Thomas <matt@3am-software.com>
24420 * config/vax/predicates.md: New file.
24421 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24422 external_const_operand, nonsymbolic_operand, external_memory_operand,
24423 indirect_memory_operand, indexed_memory_operand,
24424 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24425 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24427 * config/vax/constraints.md: New file.
24428 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24430 * config/vax/builtins.md: New file.
24431 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24432 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24434 * config/vax/vax.opt (mqmath): Add option.
24435 * config/vax/vax.md (isfx): Extend with DI.
24436 (VAXintQH, VAXintQHSD): Define.
24437 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24438 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24439 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24440 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24441 (movdi): Update constraints and use vax_output_int_move().
24442 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24443 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24444 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24445 nonlocal_goto): New.
24446 (mov<mode>): Extend accepted operand types.
24447 (subdi3_old): Rename from subdi3, change update constraints and use
24448 a new implementation.
24449 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24450 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24451 MOVE_RATIO, CLEAR_RATIO): Define.
24452 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24453 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24454 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24455 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24456 (split_quadword_operands): Make static and really allow variable
24458 (print_operand_address): Update for PIC generation.
24459 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24460 indexable_address_p, fixup_mathdi_operand,
24461 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24462 (vax_float_literal, legitimate_constant_p,
24463 indirectable_constant_address_p, index_term_p,
24464 reg_plus_index_p): Return bool instead of int.
24465 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24467 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24469 (vax_output_conditional_branch): Indent.
24470 (legitimate_constant_address_p, indirectable_constant_address_p,
24471 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24472 vax_mode_dependent_address_p): Return bool instead of int, update for
24474 * config/vax/vax-protos.h (legitimate_constant_address_p,
24475 legitimate_constant_p, legitimate_address_p,
24476 vax_mode_dependent_address_p): Change declaration to bool.
24477 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24478 vax_expand_addsub_di_operands, vax_output_int_subtract,
24479 vax_output_movmemsi): Declare.
24480 (split_quadword_operands, vax_float_literal): Delete declaration.
24481 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24482 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24483 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24484 ASM_OUTPUT_DWARF_PCREL): Define.
24485 (ASM_SPEC): Change definition to allow PIC generation.
24487 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24489 * doc/sourcebuild.texi: Update front-end requirements.
24491 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24494 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24495 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24496 (booldi3_internal3): Use boolean_or_operator instead of
24499 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24502 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24503 declarator whose size is not an integer constant expression but
24504 folds to an integer constant, then treat it as a constant
24507 2009-04-01 Richard Guenther <rguenther@suse.de>
24509 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24510 i * 4 + 2 to (i * 2 + 1) * 2.
24512 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24515 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24516 return if c_parser_asm_string_literal returned NULL.
24518 2009-04-01 Nick Clifton <nickc@redhat.com>
24520 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24522 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24523 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24524 other typedefs to avoid conflicts with libgcc2.c. Define labels
24525 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24527 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24528 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24531 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24533 * varasm.c (default_function_rodata_section): Declare DOT as
24536 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24537 Andrey Galkin <agalkin@hypercom.com>
24540 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24541 Make object_name unique for each process.
24543 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24546 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24547 addressable variables in the parallel that could go out of scope while
24548 running queued tasks.
24550 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24552 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24553 (CASE_VALUES_THRESHOLD): Redefine.
24554 * config/avr/avr.c (avr_override_options): Remove initialization of
24555 avr_case_values_threshold variable.
24556 (avr_case_values_threshold): Remove variable. Add new function.
24557 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24558 * config/avr/avr.opt (mno-tablejump): Remove option.
24559 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24561 2009-04-01 DJ Delorie <dj@redhat.com>
24563 * varasm.c (default_function_rodata_section): Don't assume
24564 anything about where the first '.' in the section name is.
24566 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24568 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24569 rs6000_emit_stack_tie.
24571 2009-03-31 Ian Lance Taylor <iant@google.com>
24573 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24574 gimple_code with GIMPLE_RESX, not RESX.
24576 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24578 * c-common.c (c_get_ident): New.
24579 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24581 2009-04-01 Ben Elliston <bje@au.ibm.com>
24583 * config/rs6000/sysv4.opt (msdata): Improve option description.
24585 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24587 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24588 (divdf3_internal_lat): Remove.
24589 (divxf3_internal_lat): Remove.
24590 (divxf3_internal_thr): Remove.
24591 (divxf): Use divxf3_internal.
24592 * config/ia64/div.md (divsf3_internal_lat): New.
24593 (divdf3_internal_lat): New.
24594 (divxf3_internal): New.
24596 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24599 * Makefile.in (USE_GCC_STDINT): Define.
24600 (stmp-int-hdrs): Install stdint.h if applicable.
24601 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24603 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24604 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24605 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24606 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24607 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24608 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24609 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24610 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24611 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24612 (c_common_nodes_and_builtins): Initialize
24613 underlying_wchar_type_node. Do not initialize
24614 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24615 nodes for new types.
24616 (c_stddef_cpp_builtins): Define macros for new types.
24617 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24619 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24620 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24621 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24622 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24623 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24624 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24625 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24626 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24627 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24628 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24629 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24630 int16_type_node, int32_type_node, int64_type_node,
24631 uint8_type_node, uint16_type_node, c_uint32_type_node,
24632 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24633 int_least32_type_node, int_least64_type_node,
24634 uint_least8_type_node, uint_least16_type_node,
24635 uint_least32_type_node, uint_least64_type_node,
24636 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24637 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24638 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24639 uintptr_type_node): Define.
24640 * c-cppbuiltin.c (builtin_define_constants,
24641 builtin_define_type_minmax): New.
24642 (builtin_define_stdint_macros): Define more macros.
24643 (c_cpp_builtins): Define more limit macros.
24644 (type_suffix): New.
24645 (builtin_define_type_max): Define in terms of
24646 builtin_define_type_minmax. Remove is_long parameter. All
24648 * config.gcc (use_gcc_stdint): Define.
24649 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24650 Add newlib-stdint.h for generic targets.
24651 * config/glibc-stdint.h, config/newlib-stdint.h,
24652 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24653 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24654 * config/score/score.h (UINTPTR_TYPE): Define.
24655 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24656 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24657 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24658 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24659 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24660 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24661 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24662 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24663 * config/spu/spu.h (STDINT_LONG32): Define.
24664 * configure.ac (use_gcc_stdint): Substitute.
24665 * configure: Regenerate.
24666 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24667 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24668 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24669 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24670 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24671 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24672 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24673 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24674 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24675 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24676 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24677 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24678 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24679 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24680 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24681 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24682 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24683 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24684 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24685 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24686 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24687 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24688 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24689 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24690 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24691 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24692 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24693 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24694 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24696 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24698 * loop-iv.c (suitable_set_for_replacement): Renamed from
24699 simplify_using_assignment; changed to return bool and to accept new
24700 args DEST and SRC. Return true iff we find a source/destination pair
24701 that can be used to make a replacement, and fill SRC and DEST if so.
24702 Remove arg ALTERED. Don't deal with altered regs here. All callers
24704 (simplify_using_initial_values): Deal with altered regs here and track
24705 more precisely the effect they have on the validity of our expression.
24707 * loop-iv.c (simplify_using_condition): A condition of the form
24708 (EQ REG CONST) can be used to simply make a substitution.
24709 (simplify_using_initial_values): Keep track of conditions we have seen
24710 and keep using them to simplify new expressions, while applying the
24711 same substitutions to them as to the expression.
24713 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24714 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24717 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24718 changed. Use this when trying to improve the upper bound.
24719 Generate the comparison by using simplify_gen_relational.
24721 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24723 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24725 (simplify_using_assignment, simplify_using_initial_values): Call
24726 replace_in_expr to make replacements. Call replace_single_def_regs
24727 once on the initial version of the expression.
24729 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24732 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24734 2009-03-31 Richard Guenther <rguenther@suse.de>
24736 PR middle-end/31029
24737 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24738 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24740 2009-03-31 Richard Guenther <rguenther@suse.de>
24742 * tree.h (div_if_zero_remainder): Declare.
24743 * fold-const.c (div_if_zero_remainder): Export.
24744 * tree-ssa-forwprop.c
24745 (forward_propagate_addr_into_variable_array_index): Handle
24746 constant array index addition outside of the variable index.
24748 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24751 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24752 define_splits, floatunssi<mode>2): Require x87 conversions from
24753 DImode to be permitted.
24755 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24757 PR preprocessor/15638
24758 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24760 2009-03-31 Richard Guenther <rguenther@suse.de>
24762 PR middle-end/23401
24763 PR middle-end/27810
24764 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24765 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24766 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24767 a separate statement.
24768 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24769 (lookup_tmp_var): Likewise.
24770 (is_gimple_formal_tmp_or_call_rhs): Remove.
24771 (is_gimple_reg_or_call_rhs): Rename to ...
24772 (is_gimple_reg_rhs_or_call): ... this.
24773 (is_gimple_mem_or_call_rhs): Rename to ...
24774 (is_gimple_mem_rhs_or_call): ... this.
24775 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24776 DECL_GIMPLE_REG_P only if is_formal is true.
24777 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24778 for non-proper post-modify expression gimplification.
24779 (gimplify_self_mod_expr): For post-modify expressions gimplify
24780 the lvalue to a minimal lvalue.
24781 (rhs_predicate_for): Remove formal temp case.
24782 (gimplify_modify_expr_rhs): Likewise.
24783 (gimplify_addr_expr): Use is_gimple_reg.
24784 (gimplify_expr): Remove formal temp cases.
24785 (gimple_regimplify_operands): Likewise.
24786 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24787 and FILTER_EXPR like constants.
24788 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24790 (is_gimple_formal_tmp_rhs): Remove.
24791 (is_gimple_reg_rhs): Remove special casing.
24792 (is_gimple_mem_rhs): Fix.
24793 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24794 (is_gimple_formal_tmp_var): Remove.
24795 (is_gimple_formal_tmp_reg): Likewise.
24796 (is_gimple_min_lval): Allow invariant component ref parts.
24797 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24798 is_gimple_formal_tmp_reg): Remove declarations.
24799 * tree-cfg.c (verify_expr): Verify that variables with address
24800 taken do not have DECL_GIMPLE_REG_P set.
24801 * tree-mudflap.c (mf_build_check_statement_for): Use
24802 force_gimple_operand instead of gimplify_expr.
24804 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24806 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24807 schedulable rows to compute_split_row.
24809 2009-03-31 Ben Elliston <bje@au.ibm.com>
24812 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24815 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24817 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24818 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24819 * configure: Regenerate.
24820 * config.in: Regenerate.
24821 * config/rs6000/rs6000.opt (mtls-markers): Add.
24822 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24823 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24824 (tls_ld_aix, tls_ld_sysv): Likewise.
24825 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24826 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24828 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24830 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24832 2009-03-30 Jan Hubicka <jh@suse.cz>
24834 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24836 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24837 detection and label handling.
24839 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24841 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24842 left_conflicts_size.
24843 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24844 ALLOCNO_LEFT_CONFLICTS_SIZE.
24846 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24847 remove_allocno_from_bucket_and_push,
24848 allocno_spill_priority_compare, push_allocnos_to_stack,
24849 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24850 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24851 (setup_allocno_left_conflicts_num): Ditto. Rename to
24852 setup_allocno_left_conflicts_size.
24853 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24854 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24855 setup_allocno_left_conflicts_size instead of
24856 setup_allocno_left_conflicts_num.
24858 * ira-build.c (ira_create_allocno): Use
24859 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24860 ALLOCNO_LEFT_CONFLICTS_NUM.
24862 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24864 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24865 instead of DF_LR_OUT.
24867 * ira-lives.c (process_bb_node_lives): Ditto.
24869 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24870 instead of DF_LR_{OUT,IN}.
24872 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24874 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24876 2009-03-30 Jan Hubicka <jh@suse.cz>
24878 * except.c (label_to_region_map): Fix thinko.
24880 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24882 PR middle-end/38237
24883 * tree.h (tree_find_value): New declaration.
24884 * tree.c (tree_find_value): New function.
24885 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24887 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24890 * c-decl.c (struct c_binding): Add locus field.
24891 (bind): Add locus argument, set locus field from it.
24892 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24893 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24894 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24895 implicitly_declare, undeclared_variable, lookup_label,
24896 declare_label, c_make_fname_decl, c_builtin_function,
24897 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24900 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24903 * config/i386/i386.c (classify_argument): Check total size of
24906 2009-03-30 Martin Jambor <mjambor@suse.cz>
24908 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24909 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24910 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24913 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24914 seen_variable_array_ref while also traversing a union.
24916 * tree-inline.c (optimize_inline_calls): Do not call
24917 cgraph_node_remove_callees.
24918 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24919 (pass_remove_cgraph_callee_edges): New variable.
24920 * passes.c (init_optimization_passes): Add
24921 pass_remove_cgraph_callee_edges after early inlining and before all
24922 late intraprocedural passes.
24924 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24926 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24928 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24929 Fix typos in names.
24931 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24933 * combine.c (simplify_comparison): Use have_insn_for.
24934 * dojump.c (do_jump): Likewise.
24936 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24938 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24939 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24940 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24941 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24942 instead of sparc_compare_emitted.
24943 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24944 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24945 instead of sparc_compare_emitted.
24947 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24949 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24950 enter/exit cfglayout mode.
24951 (pass_partition_block): Require it.
24952 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24953 (combine_instructions): Track basic blocks instead of labels.
24954 (update_cfg_for_uncondjump): New.
24955 (try_combine): Use it. Update jumps after rescanning.
24956 (pass_combine): Require PROP_cfglayout.
24957 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24959 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24961 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24962 Provide/destroy PROP_cfglayout respectively.
24963 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24964 * tree-pass.h (PROP_cfglayout): New.
24966 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24968 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24969 fold_convert_const_fixed_from_fixed,
24970 fold_convert_const_fixed_from_int,
24971 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24972 set TREE_CONSTANT_OVERFLOW.
24973 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24974 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24976 2009-03-30 Ira Rosen <irar@il.ibm.com>
24978 * tree-vect-loop-manip.c: New file.
24979 * tree-vectorizer.c: Update documentation and included files.
24980 (vect_loop_location): Make extern.
24981 (rename_use_op): Move to tree-vect-loop-manip.c
24982 (rename_variables_in_bb, rename_variables_in_loop,
24983 slpeel_update_phis_for_duplicate_loop,
24984 slpeel_update_phi_nodes_for_guard1,
24985 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24986 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24987 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24988 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24989 find_loop_location): Likewise.
24990 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24991 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24992 get_vectype_for_scalar_type, vect_is_simple_use,
24993 supportable_widening_operation, supportable_narrowing_operation):
24995 (bb_in_loop_p): Move to tree-vect-loop.c.
24996 (new_loop_vec_info, destroy_loop_vec_info,
24997 reduction_code_for_scalar_code, report_vect_op,
24998 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24999 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
25000 (vect_supportable_dr_alignment): Likewise.
25001 * tree-vectorizer.h (tree-data-ref.h): Include.
25002 (vect_loop_location): Declare.
25003 Reorganize function declarations according to the new file structure.
25004 * tree-vect-loop.c: New file.
25005 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
25006 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
25007 * tree-vect-data-refs.c: New file.
25008 * tree-vect-patterns.c (timevar.h): Don't include.
25009 * tree-vect-stmts.c: New file.
25010 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
25011 tree-vect-slp.c, tree-vect-loop.c.
25012 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
25013 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
25014 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
25015 (tree-vect-analyze.o): Remove.
25016 (tree-vect-transform.o): Likewise.
25017 (tree-vect-data-refs.o): Add rule.
25018 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
25019 tree-vect-slp.o): Likewise.
25020 (tree-vect-patterns.o): Remove redundant dependencies.
25021 (tree-vectorizer.o): Likewise.
25022 * tree-vect-slp.c: New file.
25024 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25026 * optc-gen.awk: Warn if an option flag has multiple different
25029 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
25031 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
25032 -floop-block): Document dependences on PPL, CLooG and Graphite.
25034 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25036 PR rtl-optimization/323
25037 * c-common.c (c_fully_fold, convert_and_check,
25038 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
25039 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
25040 * c-common.def (EXCESS_PRECISION_EXPR): New.
25041 * c-cppbuiltin.c (builtin_define_float_constants): Define
25042 constants with enough digits for long double.
25043 * c-lex.c (interpret_float): Interpret constant with excess
25044 precision where appropriate.
25045 * c-opts.c (c_common_post_options): Set
25046 flag_excess_precision_cmdline. Give an error for
25047 -fexcess-precision=standard for C++ for processors where the
25048 option is significant.
25049 * c-parser.c (c_parser_conditional_expression): Handle excess
25050 precision in condition.
25051 * c-typeck.c (convert_arguments): Handle arguments with excess
25053 (build_unary_op): Move excess precision outside operation.
25054 (build_conditional_expr): Likewise.
25055 (build_compound_expr): Likewise.
25056 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25057 (build_modify_expr): Handle excess precision in RHS.
25058 (convert_for_assignment): Handle excess precision in converted
25060 (digest_init, output_init_element, process_init_element): Handle
25061 excess precision in initializer.
25062 (c_finish_return): Handle excess precision in return value.
25063 (build_binary_op): Handle excess precision in operands and add
25064 excess precision as needed for operation.
25065 * common.opt (-fexcess-precision=): New option.
25066 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25067 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25068 For standard excess precision, output explicit conversion to and
25069 truncation from XFmode.
25070 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25071 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25072 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25073 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25074 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25075 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25076 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25077 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25078 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25079 define_splits, sqrt<mode>2): Disable where appropriate for
25080 standard excess precision.
25081 * convert.c (convert_to_real): Do not shorten arithmetic to type
25082 for which excess precision would be used.
25083 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25084 * doc/invoke.texi (-fexcess-precision=): Document option.
25085 (-mfpmath=): Correct index entry.
25086 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25087 flag_excess_precision): New.
25088 * langhooks.c (lhd_post_options): Set
25089 flag_excess_precision_cmdline.
25090 * opts.c (common_handle_option): Handle -fexcess-precision=.
25091 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25092 init_excess_precision): New.
25093 (lang_dependent_init_target): Call init_excess_precision.
25094 * tree.c (excess_precision_type): New.
25095 * tree.h (excess_precision_type): Declare.
25097 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25100 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25101 non-lvalue to component.
25103 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25105 PR preprocessor/34695
25106 * Makefile.in (c-opts.o): Depend on c-tree.h.
25107 * c-common.c: Move down include of diagnostic.h.
25108 (done_lexing, c_cpp_error): New.
25109 * c-common.h (done_lexing): Declare.
25110 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25112 * c-opts.c: Include c-tree.h.
25113 (c_common_init_options): Set preprocessor error callback.
25114 (c_common_handle_option): Do not set preprocessor
25115 inhibit_warnings, warnings_are_errors, warn_system_headers,
25116 pedantic_errors or inhibit_warnings flags.
25117 (c_common_post_options): Do not check cpp_errors (parse_in).
25118 (c_common_finish): Do not output dependencies if there were
25119 errors. Do not check return value of cpp_finish.
25120 * c-ppoutput.c (pp_file_change): Set input_location.
25121 * c-tree.h (c_cpp_error): Declare.
25122 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25124 (diagnostic_build_prefix): Check override_column.
25125 * diagnostic.h (diagnostic_info): Add override_column field.
25126 (diagnostic_override_column): Define.
25128 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25130 * c-common.c (c_expand_expr, c_staticp): Remove.
25131 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25132 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25133 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25134 * c-gimplify.c (gimplify_compound_literal_expr,
25135 optimize_compound_literals_in_ctor): Remove.
25136 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25137 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25138 * c-semantics.c (emit_local_var): Remove.
25140 * langhooks-def.h (lhd_expand_expr): Remove.
25141 * langhooks.c (lhd_expand_expr): Remove.
25142 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25144 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25145 handling from c-semantics.c; don't call into langhook.
25146 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25147 * gimplify.c (gimplify_compound_literal_expr,
25148 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25149 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25150 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25151 as was done in c-gimplify.c.
25152 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25153 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25154 Move from c-common.h.
25155 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25157 * tree.c (staticp): Do not call langhook.
25158 * langhooks.c (lhd_staticp): Delete.
25159 * langhooks-def.h (lhd_staticp): Delete prototype.
25160 (LANG_HOOKS_STATICP): Delete.
25161 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25163 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25164 instead of DECL_STMTs.
25166 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25174 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25176 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25177 contained expression.
25178 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25179 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25180 conditional expressions for C.
25181 (decl_constant_value_for_optimization): Move from
25182 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25183 whether optimizing and that the expression is a VAR_DECL not of
25184 array type instead of doing such checks in the caller. Do not
25185 check pedantic. Call gcc_unreachable for C++.
25186 * c-common.def (C_MAYBE_CONST_EXPR): New.
25187 * c-common.h (c_fully_fold, c_save_expr,
25188 decl_constant_value_for_optimization): New prototypes.
25189 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25190 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25191 EXPR_INT_CONST_OPERANDS): Define.
25192 * c-convert.c (convert): Strip nops from expression.
25193 * c-decl.c (groktypename): Take extra parameters expr and
25194 expr_const_operands. Update call to grokdeclarator.
25195 (start_decl): Update call to grokdeclarator. Add statement for
25196 expressions used in type of decl.
25197 (grokparm): Update call to grokdeclarator.
25198 (push_parm_decl): Update call to grokdeclarator.
25199 (build_compound_literal): Add parameter non_const and build a
25200 C_MAYBE_COSNT_EXPR if applicable.
25201 (grokdeclarator): Take extra parameters expr and
25202 expr_const_operands. Track expressions used in declaration
25203 specifiers and declarators. Fold array sizes and track whether
25204 they are constant expressions and whether they are integer
25205 constant expressions.
25206 (parser_xref_tag): Set expr and expr_const_operands fields in
25208 (grokfield): Update call to grokdeclarator.
25209 (start_function): Update call to grokdeclarator.
25210 (build_null_declspecs): Set expr and expr_const_operands fields in
25212 (declspecs_add_type): Handle expressions in typeof specifiers.
25213 * c-parser.c (c_parser_declspecs): Set expr and
25214 expr_const_operands fields for declaration specifiers.
25215 (c_parser_enum_specifier): Likewise.
25216 (c_parser_struct_or_union_specifier): Likewise.
25217 (c_parser_typeof_specifier): Likewise. Update call to
25218 groktypename. Fold expression as needed. Return expressions with
25219 type instead of adding statements.
25220 (c_parser_attributes): Update calls to c_parser_expr_list.
25221 (c_parser_statement_after_labels): Fold expression before passing
25222 to objc_build_throw_stmt.
25223 (c_parser_condition): Fold expression.
25224 (c_parser_asm_operands): Fold expression.
25225 (c_parser_conditional_expression): Use c_save_expr. Update call
25226 to build_conditional_expr.
25227 (c_parser_alignof_expression): Update call to groktypename.
25228 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25229 original_code. Fold expression argument of va_arg. Create
25230 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25231 argument to va_arg. Update calls to groktypename. Fold array
25232 index for offsetof. Verify that first argument to
25233 __builtin_choose_expr has integer type.
25234 (c_parser_postfix_expression_after_paren_type): Update calls to
25235 groktypename and build_compound_literal. Handle expressions with
25236 side effects in type name.
25237 (c_parser_postfix_expression_after_primary): Update call to
25238 c_parser_expr_list. Set original_code for calls to
25239 __builtin_constant_p.
25240 (c_parser_expr_list): Take extra parameter fold_p. Fold
25241 expressions if requested.
25242 (c_parser_objc_type_name): Update call to groktypename.
25243 (c_parser_objc_synchronized_statement): Fold expression.
25244 (c_parser_objc_receiver): Fold expression.
25245 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25246 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25247 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25248 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25249 (struct c_typespec): Add elements expr and expr_const_operands.
25250 (struct c_declspecs): Add elements expr and expr_const_operands.
25251 (groktypename, build_conditional_expr, build_compound_literal):
25253 (in_late_binary_op): Declare.
25254 * c-typeck.c (note_integer_operands): New function.
25255 (in_late_binary_op): New variable.
25256 (decl_constant_value_for_broken_optimization): Move to c-common.c
25257 and rename to decl_constant_value_for_optimization.
25258 (default_function_array_conversion): Do not strip nops.
25259 (default_conversion): Do not call
25260 decl_constant_value_for_broken_optimization.
25261 (build_array_ref): Do not fold result.
25262 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25263 result when operand is a VLA.
25264 (c_expr_sizeof_type): Update call to groktypename. Handle
25265 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25266 result when operand names a VLA type.
25267 (build_function_call): Update call to build_compound_literal.
25268 Only fold result for calls to __builtin_* functions. Strip
25269 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25270 the function designator.
25271 (convert_arguments): Fold arguments. Update call to
25272 convert_for_assignment.
25273 (build_unary_op): Handle increment and decrement of
25274 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25275 decrement earlier. Fold operand of increment and decrement.
25276 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25277 built for integer operand. Wrap returns that are INTEGER_CSTs
25278 without being integer constant expressions or that have integer
25279 constant operands without being INTEGER_CSTs.
25280 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25281 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25282 result is an integer constant expression or can be used in
25283 unevaluated parts of one and avoid folding and wrap as
25284 appropriate. Fold operands before possibly doing -Wsign-compare
25286 (build_compound_expr): Wrap result for C99 if operands can be used
25287 in integer constant expressions.
25288 (build_c_cast): Update call to digest_init. Do not ignore
25289 overflow from casting floating-point constants to integers. Wrap
25290 results that could be confused with integer constant expressions,
25291 null pointer constants or floating-point constants.
25292 (c_cast_expr): Update call to groktypename. Handle expressions
25293 included in type name.
25294 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25295 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25296 Update calls to convert_for_assignment.
25297 (convert_for_assignment): Take new parameter
25298 null_pointer_constant. Do not strip nops or call
25299 decl_constant_value_for_broken_optimization. Set
25300 in_late_binary_op for conversions to boolean.
25301 (store_init_value): Update call to digest_init.
25302 (digest_init): Take new parameter null_pointer_constant. Do not
25303 call decl_constant_value_for_broken_optimization. pedwarn for
25304 initializers not constant expressions. Update calls to
25305 convert_for_assignment.
25306 (constructor_nonconst): New.
25307 (struct constructor_stack): Add nonconst element.
25308 (really_start_incremental_init, push_init_level, pop_init_level):
25309 Handle constructor_nonconst and nonconst element.
25310 (set_init_index): Call constant_expression_warning for array
25312 (output_init_element): Fold value. Set constructor_nonconst as
25313 applicable. pedwarn for initializers not constant expressions.
25314 Update call to digest_init. Call constant_expression_warning
25315 where constant initializers are required.
25316 (process_init_element): Use c_save_expr.
25317 (c_finish_goto_ptr): Fold expression.
25318 (c_finish_return): Fold return value. Update call to
25319 convert_for_assignment.
25320 (c_start_case): Fold switch expression.
25321 (c_process_expr_stmt): Fold expression.
25322 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25323 ensure statement expression is not evaluated in constant expression.
25324 (build_binary_op): Track whether results are integer constant
25325 expressions or may occur in such, disable folding and wrap results
25326 as applicable. Fold operands for -Wsign-compare warnings unless
25328 (c_objc_common_truthvalue_conversion): Handle results folded to
25329 integer constants that are not integer constant expressions.
25330 * doc/extend.texi: Document when typeof operands are evaluated,
25331 that condition of __builtin_choose_expr is an integer constant
25332 expression, and more about use of __builtin_constant_p in
25335 2009-03-29 Richard Guenther <rguenther@suse.de>
25337 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25338 propagate addresses of array references.
25340 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25342 * regmove.c (perhaps_ends_bb_p): Remove.
25343 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25344 from INSN and check that the main loop stays within that basic block.
25345 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25346 (regmove_forward_pass): Split out from regmove_optimize. Use
25347 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25348 (regmove_backward_pass): Split out from regmove_optimize. Use
25349 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25350 (regmove_optimize): Simplify.
25352 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25355 * config/i386/i386.c (classify_argument): Ignore flexible array
25356 member in struct and warn ABI change.
25358 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25360 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25362 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25363 (ix86_adjust_cost): Updated.
25365 2009-03-29 Jan Hubicka <jh@suse.cz>
25367 PR middle-end/28850
25368 * tree-pass.h (pass_cleanup_eh): New function.
25369 (remove_unreachable_regions): Break code handling RTL
25370 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25371 that can not be reached by runtime.
25372 (can_be_reached_by_runtime): New function.
25373 (label_to_region_map): New function.
25374 (num_eh_regions): New function.
25375 (rtl_remove_unreachable_regions): New function.
25376 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25377 (remove_eh_region): New function.
25378 * except.h: Include sbitmap and vecprim.
25379 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25380 num_eh_regions): Declare.
25381 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25382 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25383 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25384 (tree_empty_eh_handler_p): New function.
25385 (cleanup_empty_eh): New function.
25386 (cleanup_eh): New function.
25387 (pass_cleanup_eh): New function.
25389 2009-03-29 Jan Hubicka <jh@suse.cz>
25391 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25392 for removed regions.
25394 2009-03-29 Jan Hubicka <jh@suse.cz>
25396 * except.c (dump_eh_tree): Dump all datastructures.
25398 2009-03-29 Jan Hubicka <jh@suse.cz>
25400 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25401 (duplicate_eh_regions_1): Likewise.
25402 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25403 vector; call EH verification.
25404 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25405 Be ready for region being removed.
25407 2009-03-29 Jan Hubicka <jh@suse.cz>
25409 * bitmap.c (bitmap_last_set_bit): New function.
25410 * bitmap.h (bitmap_last_set_bit): Declare.
25412 2009-03-29 David Ayers <ayers@fsfe.org>
25415 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25416 by calling objc_compare_types and surpress warnings about
25417 incompatible C pointers that are compatible ObjC pointers.
25419 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25421 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25422 call initialize_inline_failed.
25423 (initialize_inline_failed): Move it from here ...
25424 * cgraph.c (initialize_inline_failed): ... to here.
25425 (cgraph_create_edge): Call initialize_inline_failed rather than
25426 setting inline_failed directly.
25428 2009-03-29 Ben Elliston <bje@au.ibm.com>
25431 * sysv4.opt (msdata): Improve comment.
25432 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25433 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25435 2009-03-29 Ben Elliston <bje@au.ibm.com>
25438 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25439 load and store attributes.
25441 2009-03-29 Ben Elliston <bje@au.ibm.com>
25443 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25444 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25445 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25446 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25447 __builtin_infq and __builtin_huge_valq.
25449 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25451 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25453 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25454 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25456 2009-03-28 Xinliang David Li <davidxl@google.com>
25458 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25459 (do_dbg_cnt): New function.
25461 2009-03-28 Jan Hubicka <jh@suse.cz>
25463 Merge from pretty-ipa:
25465 2009-03-27 Jan Hubicka <jh@suse.cz>
25467 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25468 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25469 * passes.c (function_called_by_processed_nodes_p): New.
25470 * ipa-pure-const.c (check_call): Fix handling of operands.
25471 (analyze_function): Dump debug output for skipped bodies.
25472 (local_pure_const): Use function_called_by_processed_nodes_p.
25473 * dwarf2out.c (reference_to_unused): Use output.
25474 * passes.c (do_per_function_toporder): Likewise.
25476 2008-11-12 Jan Hubicka <jh@suse.cz>
25478 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25479 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25480 state_set_in_source enum
25481 (check_decl): Ignore memory tags; do not set fake looping flags;
25483 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25484 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25485 (check_call, analyze_function): Rewrite.
25487 (add_new_function): Update call of analyze_function.
25488 (generate_summary): Add call of analyze_function.
25489 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25490 (local_pure_const): New function.
25491 (pass_local_pure_const): New pass.
25492 * ipa-inline.c (inline_transform): Set after_inlining.
25493 * tree-eh.c (stmt_can_throw_external): New.
25494 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25495 work with aliasing built.
25496 * tree-flow.h (stmt_can_throw_external): New.
25497 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25498 and local pure/const pass in early and late optimization queue.
25500 2009-03-28 Martin Jambor <mjambor@suse.cz>
25502 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25504 (fold_binary): Allow function decl aligment consideration is the
25505 second argument is integer constant one.
25506 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25507 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25508 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25510 2009-03-28 Jan Hubicka <jh@suse.cz>
25512 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25513 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25514 * function.h (rtl_data): Add nothrow flag.
25515 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25516 set DECL_NOTHROW for AVAILABLE functions.
25518 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25520 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25521 following vector keyword has expansion starting with pixel or bool
25522 keyword, expand vector to __vector and pixel or bool to __pixel or
25526 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25527 warn_if_disallowed_function_p): Removed.
25528 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25529 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25530 warning_if_disallowed_function_p.
25531 * flags.h (warn_if_disallowed_function_p,
25532 warn_disallowed_functions): Removed.
25533 * common.opt (Wdisallowed-function-list=): Removed.
25534 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25536 2009-03-28 Richard Guenther <rguenther@suse.de>
25538 PR tree-optimization/38723
25539 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25542 2009-03-28 Jan Hubicka <jh@suse.cz>
25544 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25545 test introduced by my previous patch.
25547 2009-03-28 Richard Guenther <rguenther@suse.de>
25549 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25550 the PHIs value undefined.
25552 2009-03-28 Jan Hubicka <jh@suse.cz>
25554 * tree-pass.h (pass_fixup_cfg): New pass.
25555 * ipa-inline.c (inline_transform): Set
25556 always_inline_functions_inlined/after_inlining.
25557 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25558 (pass_fixup_cfg): New pass.
25559 * passes.c (init_optimization_passes): Add fixup_cfg.
25561 2009-03-28 Richard Guenther <rguenther@suse.de>
25563 PR tree-optimization/38458
25564 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25565 argument use the arguments copy-of value.
25567 2009-03-28 Richard Guenther <rguenther@suse.de>
25569 PR tree-optimization/38180
25570 * tree-ssa-ccp.c (get_default_value): Simplify.
25571 (likely_value): Likewise.
25572 (surely_varying_stmt_p): Properly handle VOP case.
25573 (ccp_initialize): Likewise.
25574 (ccp_fold): Handle propagating through *&.
25575 (fold_const_aggregate_ref): Also handle decls.
25577 2009-03-28 Jan Hubicka <jh@suse.cz>
25579 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25580 * cgraph.h (cgraph_node): Likewise.
25581 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25582 (cgraph_reset_node): Use process flag.
25583 (cgraph_mark_functions_to_output): Likewise.
25584 (cgraph_expand_function): Likewise.
25585 (cgraph_expand_all_functions): Likewise.
25586 (cgraph_output_in_order): Likewise.
25587 * dwarf2out.c (reference_to_unused): Likewise.
25588 * passes.c do_per_function_toporder): Likewise.
25590 2009-03-28 Jan Hubicka <jh@suse.cz>
25592 Bring from lto-branch:
25594 2008-09-03 Doug Kwan <dougkwan@google.com>
25596 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25597 enums instead of reason strings.
25598 * cgraph.c (cgraph_create_edge): Same.
25599 (cgraph_inline_failed_string): New function.
25600 * cgraph.h (cgraph_inline_failed_t): New enum type.
25601 (cgraph_inline_failed_string): New prototype.
25602 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25603 char pointer to cgraph_inline_failed_t.
25604 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25605 (cgraph_default_inline_p): Ditto.
25606 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25607 to cgraph_inline_failed_t pointer.
25608 * cif-code.def: New file.
25609 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25611 (cgraph_check_inline_limits): Change type of REASON to pointer to
25612 cgraph_inline_failed_t. Replace reason strings with enums.
25613 (cgraph_default_inline_p): Ditto.
25614 (cgraph_recursive_inlining_p): Ditto.
25615 (update_caller_keys): Change type of FAILED_REASON to
25616 cgraph_inline_failed_t.
25617 (cgraph_set_inline_failed): Change type of REASON to pointer to
25618 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25619 convert enums to strings for text output.
25620 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25621 to be of type cgraph_inline_failed_t. Replace reason strings with
25622 enums. Call cgraph_inline_failed_string to covert enums
25623 to strings for text output.
25624 (cgraph_decide_inlining): Replace reason strings with enums.
25625 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25626 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25628 * tree-inline.c (expand_call_inline): Change type of REASON
25629 to cgraph_inline_failed_t. Replace reason strings with enums.
25630 Call cgraph_inline_failed_string for text output.
25631 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25634 2009-03-28 Jan Hubicka <jh@suse.cz>
25636 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25637 cgraph_clone_node): Remove master clone handling.
25638 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25639 * cgraph.h (master_clone): Remove.
25640 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25641 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25642 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25644 2009-03-28 Jan Hubicka <jh@suse.cz>
25646 * cgraph.c (cgraph_function_body_availability): Functions declared
25647 inline are always safe to assume that it is not going to be replaced.
25649 2009-03-28 Richard Guenther <rguenther@suse.de>
25651 PR tree-optimization/38513
25652 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25653 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25654 EXC_PTR_EXPR and FILTER_EXPR.
25655 (get_ref_from_reference_ops): Likewise.
25657 2009-03-28 Richard Guenther <rguenther@suse.de>
25659 PR tree-optimization/38968
25660 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25661 Use FLOOR_MOD_EXPR to compute misalignment.
25663 2009-03-28 Richard Guenther <rguenther@suse.de>
25665 PR tree-optimization/37795
25666 * tree.h (combine_comparisons): Declare.
25667 * fold-const.c (combine_comparisons): Export.
25668 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25670 (ifcombine_iforif): Use combine_comparisons.
25672 2009-03-28 Jan Hubicka <jh@suse.cz>
25674 * tree-eh.c (inlinable_call_p): New function.
25675 (make_eh_edges): Use it.
25676 (verify_eh_edges): Use it.
25677 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25678 * except.c (reachable_next_level): Add inlinable_function argument
25679 (sjlj_find_directly_reachable_regions): Update.
25680 (add_reachable_handler): Do not set saw_any_handlers.
25681 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25682 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25683 Add new inlinable call parameter.
25684 (can_throw_internal, can_throw_external): Update.
25685 * except.h (can_throw_internal_1, can_throw_external_1,
25686 foreach_reachable_handler): Update declaration.
25688 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25690 * config/arm/t-arm-coff, config/h8300/coff.h,
25691 config/i386/i386-aout.h, config/i386/i386-coff.h,
25692 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25693 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25694 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25695 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25696 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25697 sys-types.h: Remove.
25698 * Makefile.in: Remove protoize and fixproto support and references
25700 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25701 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25703 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25704 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25705 unprotoize$(exeext).
25706 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25707 (.PHONY): Don't depend on proto.
25708 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25709 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25710 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25711 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25712 build/gen-protos.o, build/scan.o, xsys-protos.h,
25713 build/fix-header$(build_exeext), build/fix-header.o,
25714 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25715 stmp-install-fixproto): Remove.
25716 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25717 SYSCALLS.c or fixproto files.
25718 (install-common): Don't install protoize.
25719 (install-headers-tar, install-headers-cpio, install-headers-cp):
25720 Don't depend on $(STMP_FIXPROTO).
25721 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25722 install fixproto files or write out fixproto settings.
25723 (uninstall): Don't uninstall protoize.
25724 * config.gcc (use_fixproto): Remove.
25725 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25726 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25727 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25728 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25729 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25730 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25731 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25732 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25733 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25734 * config/t-vxworks (STMP_FIXPROTO): Remove.
25735 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25736 STMP_FIXPROTO): Remove.
25737 * config.in, configure: Regenerate.
25738 * crtstuff.c (gid_t, uid_t): Don't undefine.
25739 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25740 (arm-*-coff, arm-*-aout: Remove target entries.
25741 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25742 Remove mention of AIX 4.1.
25743 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25744 * doc/invoke.texi (Running Protoize): Remove.
25745 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25746 (Protoize Caveats): Remove.
25747 * tsystem.h: Update comments on headers assumed to exist.
25749 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25751 * genautomata.c: Add a new year to the copyright. Add a new
25753 (struct insn_reserv_decl): Add comments for member bypass_list.
25754 (find_bypass): Remove.
25755 (insert_bypass): New.
25756 (process_decls): Use insert_bypass.
25757 (output_internal_insn_latency_func): Output all bypasses with the
25758 same input insn in one switch case.
25760 * rtl.def (define_bypass): Describe bypass choice.
25761 * doc/md.texi (define_bypass): Ditto.
25763 2009-03-27 Richard Guenther <rguenther@suse.de>
25765 * gimplify.c (mark_addressable): Export.
25766 * tree-flow.h (mark_addressable): Declare.
25767 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25768 * tree-ssa.c (verify_phi_args): Verify that address taken
25769 variables have TREE_ADDRESSABLE set.
25771 2009-03-27 Richard Guenther <rguenther@suse.de>
25773 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25774 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25775 Do not mark decls TREE_ADDRESSABLE.
25776 (build_fold_addr_expr): Adjust.
25777 (fold_addr_expr): Remove.
25778 (fold_unary): Use build_fold_addr_expr.
25779 (fold_comparison): Likewise.
25780 (split_address_to_core_and_offset): Likewise.
25781 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25783 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25784 (gimplify_modify_expr_to_memcpy): Mark source and destination
25786 * omp-low.c (create_omp_child_function): Mark the object decl
25788 (lower_rec_input_clauses): Mark the var we take the address of
25790 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25792 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25794 PR middle-end/39315
25795 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25796 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25798 2009-03-27 Richard Guenther <rguenther@suse.de>
25800 PR tree-optimization/39120
25801 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25803 (handle_lhs_call): Process return constraints. Add escape
25804 constraints if necessary.
25805 (handle_const_call): Fill out return constraints. Make nested
25806 case more precise. Avoid consttmp if possible.
25807 (handle_pure_call): Fill out return constraints. Avoid
25808 callused if possible.
25809 (find_func_aliases): Simplify call handling.
25811 2009-03-27 Richard Guenther <rguenther@suse.de>
25813 PR tree-optimization/39120
25814 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25815 as a representative.
25816 (solve_graph): Do propagate CALLUSED.
25817 (handle_pure_call): Use a scalar constraint from CALLUSED for
25819 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25822 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25825 * c-common.c (handle_aligned_attribute): Properly check alignment
25826 overflow. Use (1U << i) instead of (1 << i).
25828 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25830 * expr.h (get_mem_align_offset): Updated.
25832 * tree.h (tree_decl_common): Change align to "unsigned int" and
25833 move it before pointer_alias_set.
25835 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25836 Jakub Jelinek <jakub@redhat.com>
25839 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25840 gr_register_operand with gr_reg_or_0_operand.
25841 (cmpxchg_rel_di): Likewise.
25842 (sync_lock_test_and_set<mode>): Likewise.
25844 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25846 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25847 (true_regnum): Likewise.
25849 * rtlanal.c (subreg_info): Moved to ...
25850 * rtl.h (subreg_info): Here. New.
25851 (subreg_get_info): New.
25853 * rtlanal.c (subreg_get_info): Make it extern.
25855 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25858 * config/i386/i386.c (ix86_abi): New.
25859 (override_options): Handle -mabi=.
25860 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25861 (ix86_call_abi_override): Likewise.
25862 (init_cumulative_args): Likewise.
25863 (function_arg_advance): Likewise.
25864 (function_arg_64): Likewise.
25865 (function_arg): Likewise.
25866 (ix86_pass_by_reference): Likewise.
25867 (ix86_function_value_regno_p): Likewise.
25868 (ix86_build_builtin_va_list_abi): Likewise.
25869 (setup_incoming_varargs_64): Likewise.
25870 (is_va_list_char_pointer): Likewise.
25871 (ix86_init_machine_status): Likewise.
25872 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25873 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25874 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25875 (ix86_function_abi): Make it static and return enum calling_abi.
25876 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25878 (ix86_fn_abi_va_list): Updated.
25880 * config/i386/i386.h (ix86_abi): New.
25881 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25882 (CONDITIONAL_REGISTER_USAGE): Likewise.
25883 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25884 (machine_function): Likewise.
25886 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25888 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25889 (STACK_BOUNDARY): Likewise.
25890 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25892 * config/i386/i386.opt (mabi=): New.
25894 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25895 return enum calling_abi.
25896 (ix86_function_type_abi): Likewise.
25897 (ix86_function_abi): Removed.
25899 * doc/invoke.texi: Document -mabi= option for x86.
25901 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25903 * builtins.c (real_dconstp): Delete.
25904 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25906 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25907 Jakub Jelinek <jakub@redhat.com>
25910 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25911 (gen_subprogram_die): When a function is explicit, generate the
25912 DW_AT_explicit attribute.
25913 * langhooks.h (struct lang_hooks_for_decls): Add
25914 function_decl_explicit_p langhook.
25915 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25916 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25918 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25920 * builtins.c (fold_builtin_memory_op): Optimize memmove
25921 into memcpy if we can prove source and destination don't overlap.
25923 * tree-inline.c: Include gt-tree-inline.h.
25924 (clone_fn_id_num): New variable.
25925 (clone_function_name): New function.
25926 (tree_function_versioning): Use it.
25927 * Makefile.in (GTFILES): Add tree-inline.c.
25929 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25931 * BASE-VER: Change to 4.5.0.
25933 2009-03-27 Xinliang David Li <davidxl@google.com>
25935 PR tree-optimization/39557
25936 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25938 2009-03-27 Xinliang David Li <davidxl@google.com>
25940 PR tree-optimization/39548
25941 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25944 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25946 * c-common.c (pointer_int_sum): Use %wd on return from
25949 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25951 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25952 on return from tree_low_cst.
25954 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25957 * ginclude/stdarg.h (va_copy): Define also for
25958 __GXX_EXPERIMENTAL_CXX0X__.
25960 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25963 * builtins.h (c_strlen): Do not warn here.
25964 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25965 * c-common.c (pointer_int_sum): Take an explicit location.
25966 Warn about offsets out of bounds.
25967 * c-common.h (pointer_int_sum): Adjust declaration.
25969 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25971 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25974 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25977 * opts.c (warn_if_disallowed_function_p): Don't assume
25978 get_callee_fndecl must return non-NULL.
25980 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25982 PR rtl-optimization/39522
25983 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25984 when reg_reloaded_valid is set.
25986 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25988 * config/spu/divv2df3.c: New file.
25989 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25990 (DPBIT_FUNCS): Filter out _div_df.
25992 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25994 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25995 a jump insn, count that jump in the distance to the loop start.
25997 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
26000 * config/sh/sh.c (calc_live_regs): Fix condition for global
26001 registers except PIC_OFFSET_TABLE_REGNUM.
26003 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
26006 * doc/invoke.texi (-mconsole): New.
26008 (-mno-cygwin): New.
26010 (-mnop-fun-dllimport): New.
26014 (sub section "i386 and x86-64 Windows Options"): New.
26016 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
26018 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
26019 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
26021 2009-03-25 Richard Guenther <rguenther@suse.de>
26023 PR middle-end/39497
26024 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
26027 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
26029 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
26030 neither of haifa/selective schedulers are working.
26032 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26034 * doc/invoke.texi (Debugging Options): Fix description of
26035 -fno-merge-debug-strings.
26037 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
26039 * config/cris/libgcc.ver: New version-script.
26040 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
26042 * configure.ac <GAS features, nop mnemonic>: Add pattern
26043 crisv32-*-* for "nop".
26044 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
26045 * configure: Regenerate.
26047 2009-03-24 Ira Rosen <irar@il.ibm.com>
26049 PR tree-optimization/39529
26050 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
26051 mark_sym_for_renaming for the tag copied to the new vector
26054 2009-03-24 Arthur Loiret <aloiret@debian.org>
26056 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26057 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26058 EXTRA_SPEC_FUNCTIONS.
26059 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26060 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26061 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26062 -march and -mtune options.
26064 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26066 * config/m68k/t-rtems: Add m5329 multilib.
26068 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26069 Jakub Jelinek <jakub@redhat.com>
26072 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26075 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26078 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26079 instead of c_parser_expression_conv, if original_code isn't one of the
26080 4 allowed comparison codes, fail.
26082 2009-03-23 Richard Guenther <rguenther@suse.de>
26084 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26085 * tree.h (struct tree_type): Likewise.
26086 * reload.h (struct insn_chain): Likewise.
26087 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26088 * function.h (struct function): Likewise.
26089 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26091 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26093 PR tree-optimization/39516
26094 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26096 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26098 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26099 should be set true if BITS_PER_WORD of target is bigger than 32
26101 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26103 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26104 Translate -B-options to -rpath-link. Correct existing
26105 rpath-link and conditionalize on !nostdlib.
26107 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26109 * doc/extend.texi (Function Attributes, Variable Attributes):
26111 * doc/invoke.texi (Debugging Options, Optimize Options)
26112 (i386 and x86-64 Options, MCore Options): Likewise.
26114 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26117 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26118 it for block local namespace aliases.
26119 (gen_decl_die): Pass context_die to gen_namespace_die.
26121 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26124 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26125 minimum or maximum value.
26127 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26129 * reginfo.c (globalize_reg): Recompute derived reg sets.
26131 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26134 * libgcc2.c (mprotect): Do not use signed arguments for
26135 VirtualProtect, use DWORD arguments. Also fix the 'may
26136 be used uninitialized' warning for the np variable.
26138 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26141 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26142 functions using regparm calling conventions when not optimizing.
26143 (ix86_function_sseregparm): Similarly for sseregparm calling
26146 2009-03-19 Li Feng <nemokingdom@gmail.com>
26148 PR middle-end/39500
26149 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26150 dependence if the first conflict is after niter iterations.
26152 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26154 PR middle-end/38609
26155 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26156 functions with dynamic stack-pointer adjustments.
26158 2009-03-19 Ben Elliston <bje@au.ibm.com>
26160 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26161 option; change to -msdata=data.
26163 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26165 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26168 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26171 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26173 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26175 * doc/invoke.texi (Code Gen Options): Expand discussion of
26178 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26180 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26181 * matrix-reorg.c (struct matrix_info): Likewise.
26182 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26183 * rtl.h (struct mem_attrs): Likewise.
26184 * df.h (struct df): Likewise.
26185 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26186 * ira-int.h (struct ira_allocno): Likewise.
26187 * df-scan.c (struct df_collection_rec): Likewise.
26188 * ira.c (struct equivalence): Likewise.
26189 * function.c (struct temp_slot): Likewise.
26190 * cfgloop.h (struct loop): Likewise.
26193 * function.c (use_register_for_decl): When not optimizing, disregard
26194 register keyword for variables with types containing methods.
26196 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26198 PR middle-end/39447
26199 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26200 (is_simple_operand): Call contains_component_ref_p before calling data
26201 reference analysis that would fail on COMPONENT_REFs.
26203 * tree-vrp.c (search_for_addr_array): Fix formatting.
26205 2009-03-18 Richard Guenther <rguenther@suse.de>
26207 * tree-vect-transform.c (vect_loop_versioning): Fold the
26208 generated comparisons.
26209 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26210 (slpeel_tree_peel_loop_to_edge): Likewise.
26212 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26214 PR middle-end/37805
26215 * opts.c (print_specific_help): In addition to `undocumented',
26216 accept `separate' and `joined' flags if passed alone. Describe
26217 output by the first matched one of those.
26218 (common_handle_option): Skip over empty strings.
26219 * gcc.c (display_help): Fix help string for `--help='.
26220 * doc/invoke.texi (Option Summary, Overall Options): With
26221 `--help=', classes and qualifiers can both be repeated, but
26222 only the latter can be negated. One should not pass only
26223 negated qualifiers. Fix markup and examples.
26226 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26227 PR middle-end/37805
26228 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26229 and -fhelp=separate.
26231 2009-03-17 Jing Yu <jingyu@google.com>
26233 PR middle-end/39378
26234 * function.h (struct rtl_data): Move is_thunk from here...
26235 (struct function): ...to here.
26236 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26237 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26239 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26241 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26242 (alpha_output_function_end_prologue): Likewise.
26243 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26244 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26245 (rs6000_output_function_epilogue): Likewise.
26246 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26248 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26251 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26252 from different units in a single alternative.
26253 (*truncdfsf_i387): Ditto.
26254 (*truncxfsf2_mixed): Ditto.
26255 (*truncxfdf2_mixed): Ditto.
26257 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26259 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26260 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26263 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26264 unused non-artificial variables when not optimizing.
26267 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26268 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26269 NAMESPACE_DECL in its DECL_INITIAL.
26271 PR middle-end/39443
26272 * optabs.c (set_user_assembler_libfunc): New function.
26273 * expr.h (set_user_assembler_libfunc): New prototype.
26274 * c-common.c: Include libfuncs.h.
26275 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26276 for memcmp, memset, memcpy, memmove and abort.
26277 * Makefile.in (c-common.o): Depend on libfuncs.h.
26280 * dwarf2out.c (gen_inlined_enumeration_type_die,
26281 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26282 gen_tagged_type_instantiation_die): Removed.
26283 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26286 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26289 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26291 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26292 (check-parallel-%): Ditto.
26293 (check-consistency): Ditto.
26295 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26297 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26298 local variable rhs by NULL_TREE.
26300 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26303 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26305 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26308 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26310 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26313 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26314 for ms->sysv ABI calls only in 64bit mode.
26316 * config/i386/i386.md (untyped_call): Support 32bit.
26318 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26320 * doc/extend.texi: Replace x86_65 with x86_64.
26322 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26324 PR tree-optimization/39455
26325 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26326 mismatches for POINTER_TYPE_P (type).
26327 (number_of_iterations_le): Likewise.
26329 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26331 * config/picochip/picochip.c: Removed profiling support.
26332 * config/picochip/picochip.md: Removed profiling instruction.
26333 * config/picochip/picochip.h: Removed profiling builtin.
26335 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26337 * doc/install.texi (--with-host-libstdcxx): Document.
26339 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26342 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26343 generate a warning if the function name does not begin with
26344 "__vector" and the function has either the 'signal' or 'interrupt'
26345 attribute, from here to ...
26346 (avr_declare_function_name): ...here. New function.
26347 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26348 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26350 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26353 * cse.c (fold_rtx): Don't modify original const_arg1 when
26354 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26355 separate variable instead.
26356 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26357 from out of range shift counts.
26358 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26360 2009-03-13 Catherine Moore <clm@codesourcery.com>
26362 * config/i386/x-mingw32 (host-mingw32.o): Replace
26363 diagnostic.h with $(DIAGNOSTIC_H).
26365 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26368 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26370 * config/i386/sync.md (sync_compare_and_swap<mode>,
26371 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26372 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26374 (sync_double_compare_and_swapdi_pic,
26375 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26376 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26378 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26381 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26383 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26386 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26387 (avx_addsubv4df3): Likewise.
26388 (*avx_addsubv4sf3): Likewise.
26389 (sse3_addsubv4sf3): Likewise.
26391 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26394 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26396 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26399 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26400 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26401 registers for allocnos created from user-defined variables.
26403 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26406 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26407 of non-integer mode as well.
26409 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26411 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26412 for functions for which the parameter types are unknown.
26414 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26417 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26418 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26419 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26420 * config/i386/i386.c (ix86_local_alignment): For
26421 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26422 long long variables on the stack to avoid dynamic realignment.
26423 Allow the first argument to be a decl rather than type.
26424 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26426 2009-03-11 Nick Clifton <nickc@redhat.com>
26429 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26431 Add description to mno-lsim option.
26432 * config/mcore/mcore.h: Remove comment about deprecated m4align
26434 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26435 * doc/invoke.texi: Add description of mno-lsim and
26436 mstack-increment options.
26438 * config/fr30/fr30.opt: Document the -mno-lsim option.
26439 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26440 and -mno-lsim options.
26442 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26444 * fold-const.c (fold_comparison): Only call fold_inf_compare
26445 if the mode supports infinities.
26447 2009-03-11 Jason Merrill <jason@redhat.com>
26450 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26451 end already did. Notice GIMPLE_CALL modifications of the result.
26452 Don't copy debug information from an ignored decl or a decl from
26455 2009-03-10 Richard Guenther <rguenther@suse.de>
26456 Nathan Froyd <froydnj@codesourcery.com>
26458 PR middle-end/37850
26459 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26460 (__divMODE3): Likewise.
26462 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26464 PR tree-optimization/39394
26465 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26466 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26468 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26470 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26471 inline asms for register asm ("") declarations.
26473 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26475 * fold-const.c (fold_unary): Fix comment.
26477 2009-03-07 Jan Hubicka <jh@suse.cz>
26480 * tree-inline.c (setup_one_parameter): Do replacement of const
26481 argument by constant in SSA form.
26483 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26485 PR middle-end/38028
26486 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26487 determine alignment passed to assign_stack_local.
26488 (assign_parms_unsplit_complex): Likewise.
26489 * except.c (sjlj_build_landing_pads): Likewise.
26491 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26493 PR middle-end/39360
26494 * tree-flow.h (add_referenced_var): Return bool instead of void.
26495 * tree-dfa.c (add_referenced_var): Return result of
26496 referenced_var_check_and_insert call.
26497 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26498 of referenced_var_check_and_insert.
26501 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26502 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26503 DIE, don't emit it if abstract origin already has it.
26504 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26505 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26507 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26509 * genpreds.c (needs_variable): Fix parentheses at variable name
26511 (write_tm_constrs_h): Indent generated code.
26513 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26515 * doc/extend.texi (Function Attributes): Add documentation
26516 for isr attributes.
26518 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26521 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26522 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26524 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26526 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26529 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26532 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26533 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26535 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26537 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26538 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26539 constants instead of magic numbers.
26540 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26542 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26543 (x86_64_ms_abi_int_parameter_registers): Ditto.
26544 (x86_64_int_return_registers): Ditto.
26545 (ix86_maybe_switch_abi): Ditto.
26546 (ix86_expand_call): Ditto for clobbered_registers array.
26547 (ix86_hard_regno_mode_ok): Ditto.
26548 (x86_extended_QIreg_mentioned_p): Ditto.
26550 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26552 PR tree-optimization/39349
26553 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26555 * combine.c (gen_lowpart_for_combine): Use omode when generating
26558 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26560 PR rtl-optimization/39235
26561 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26563 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26565 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26567 2009-03-04 Richard Guenther <rguenther@suse.de>
26569 PR tree-optimization/39362
26570 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26571 that occur in abnormal PHIs should be varying.
26573 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26575 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26577 (simple_iv): Take loop as an argument instead of statement.
26578 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26579 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26581 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26583 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26584 * matrix-reorg.c (analyze_transpose): Ditto.
26585 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26586 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26587 * tree-predcom.c (ref_at_iteration): Ditto.
26588 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26590 2009-03-04 Richard Guenther <rguenther@suse.de>
26592 PR tree-optimization/39358
26593 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26594 escaped_id and callused_id.
26595 (solve_graph): Likewise.
26597 2009-03-04 Richard Guenther <rguenther@suse.de>
26599 PR tree-optimization/39339
26600 * tree-sra.c (try_instantiate_multiple_fields): Make it
26601 no longer ICE on the above.
26603 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26605 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26606 that fits within Pmode.
26608 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26610 PR middle-end/10109
26611 * tm.texi (LIBCALL_VALUE): Update description.
26613 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26615 PR middle-end/34443
26616 * doc/extend.texi (section): Update description.
26618 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26620 PR middle-end/39345
26621 * tree-inline.c (remapped_type): New.
26622 (can_be_nonlocal): Call remapped_type instead of remap_type.
26624 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26627 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26628 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26630 2009-03-03 Richard Guenther <rguenther@suse.de>
26632 PR middle-end/39272
26633 * tree.c (tree_nonartificial_location): New function.
26634 * tree.h (tree_nonartificial_location): Declare.
26635 * builtins.c (expand_builtin_memory_chk): Provide location
26636 of the call location for artificial function pieces.
26637 (maybe_emit_chk_warning): Likewise.
26638 (maybe_emit_sprintf_chk_warning): Likewise.
26639 (maybe_emit_free_warning): Likewise.
26640 * expr.c (expand_expr_real_1): Likewise.
26642 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26644 PR tree-optimization/39343
26645 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26646 COMPONENT_REF t has ARRAY_TYPE.
26648 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26650 PR middle-end/39335
26651 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26652 when the type precision of the induction variable should be
26653 larger than the type precision of nit.
26654 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26655 * graphite.c (graphite_loop_normal_form): Same.
26656 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26658 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26660 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26661 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26662 numbers to describe clobbered registers.
26663 (*call_value_0_rex64_ms_sysv): Ditto.
26664 * config/i386/mmx.md (mmx_emms): Ditto.
26665 (mmx_femms): Ditto.
26667 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26669 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26672 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26674 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26675 (spu_section_type_flags): New function.
26677 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26679 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26680 reg_class_contents of FLOAT_REGS into a temporary.
26682 2009-03-02 Richard Guenther <rguenther@suse.de>
26683 Ira Rosen <irar@il.ibm.com>
26685 PR tree-optimization/39318
26686 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26687 information to the vectorized statement.
26689 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26691 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26692 variable. Use defined names instead of magic constants for REX SSE
26695 2009-03-01 Richard Guenther <rguenther@suse.de>
26697 PR tree-optimization/39331
26698 * omp-low.c (lower_send_shared_vars): Do not receive new
26699 values for the reference of DECL_BY_REFERENCE parms or results.
26701 2009-03-01 Jan Hubicka <jh@suse.cz>
26704 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26705 BLOCK_NONLOCALIZED_VAR): New macros.
26706 (tree_block): Add nonlocalized_vars.
26707 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26708 gen_decl_die): Add origin argument. Allow generation of die with
26709 origin at hand only.
26710 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26711 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26713 (gen_block_die): Fix checking for unused blocks.
26714 (process_scope_var): Break out from .... ; work with origins only.
26715 (decls_for_scope) ... here; process nonlocalized list.
26716 (dwarf2out_ignore_block): Look for nonlocalized vars.
26717 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26719 (dump_scope_block): Dump them.
26720 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26721 (remap_block): Likewise.
26722 (can_be_nonlocal): New predicate.
26723 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26725 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26727 * configure: Regenerate.
26729 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26731 * optc-gen.awk: No need to duplicate option flags twice.
26732 Reuse help texts for duplicate options which do not have any.
26734 * gcc.c (display_help): Document --version.
26736 * gcc.c (main): If print_help_list and verbose_flag, ensure
26737 driver output comes before subprocess output.
26739 * optc-gen.awk: Assign all remaining fields to help string,
26740 space-separated, for multi-line help in *.opt.
26742 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26743 -Wno-pedantic-ms-format is for MinGW targets only.
26745 * doc/options.texi (Option file format): Fix bad indentation,
26746 restoring dropped sentence.
26748 2009-02-28 Jan Hubicka <jh@suse.cz>
26750 * tree-inline.c (tree_function_versioning): Output debug info.
26752 2009-02-28 Jan Hubicka <jh@suse.cz>
26755 * tree-inline.c (setup_one_parameter): Do not copy propagate
26756 arguments when not optimizing.
26758 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26761 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26762 (avx_addsubv4df3): Likewise.
26763 (*avx_addsubv4sf3): Likewise.
26764 (sse3_addsubv4sf3): Likewise.
26765 (*avx_addsubv2df3): Likewise.
26766 (sse3_addsubv2df3): Likewise.
26767 (avx_unpckhps256): Correct item selectors.
26768 (avx_unpcklps256): Likewise.
26769 (avx_unpckhpd256): Likewise.
26770 (avx_unpcklpd256): Likewise.
26772 2009-02-28 Jan Hubicka <jh@suse.cz>
26774 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26776 (copy_arguments_for_versioning): If var is declared don't declare it.
26777 (tree_function_versioning): First setup substitutions and then copy
26780 2009-02-27 Jan Hubicka <jh@suse.cz>
26783 * cgraph.h (varpool_output_debug_info): Remove.
26784 * cgraphunit.c (varpool_output_debug_info): Remove.
26785 * dwarf2out.c (deferred_locations_struct): New struct
26786 (deferred_locations): New type.
26787 (deferred_locations_list): New static var.
26788 (deffer_location): New function.
26789 (gen_variable_die): Use it.
26790 (decls_for_scope): Output info on local static vars.
26791 (dwarf2out_finish): Process deferred locations.
26792 * varpool.c (varpool_output_debug_info): Remove.
26794 2009-02-27 Jan Hubicka <jh@suse.cz>
26797 * tree.h (TREE_PROTECTED): Fix comment.
26798 (BLOCK_HANDLER_BLOCK): Remove.
26799 (struct tree_block): Remove handler_block add body_block.
26800 (inlined_function_outer_scope_p): New.
26801 (is_body_block): Remove.
26802 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26803 * dwarf2out.c (is_inlined_entry_point): Remove.
26804 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26805 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26807 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26808 * gimplify.c (gimplify_expr): Gimplify body blocks.
26809 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26810 block with multiple subblocks.
26811 (dump_scope_block): Prettier output; dump more flags and info.
26812 (dump_scope_blocks): New.
26813 (remove_unused_locals): Use dump_scope_blocks.
26814 * tree-flow.h (dump_scope_blocks): Declare.
26815 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26816 * stmt.c (is_body_block): Remove.
26817 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26818 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26820 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26822 PR middle-end/39308
26823 * graphite.c (graphite_loop_normal_form): Do not call
26824 number_of_iterations_exit from a gcc_assert.
26826 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26828 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26829 jumps if COND is NULL.
26830 (find_cond_jump): New function.
26831 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26832 * config/s390/s390.md: Remove z10_cobra attribute value.
26834 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26836 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26837 force_const_mem returns NULL_RTX.
26839 2009-02-26 Jan Hubicka <jh@suse.cz>
26842 * cgraph.h (varpool_output_debug_info): Remove.
26843 * cgraphunit.c (varpool_output_debug_info): Remove.
26844 * dwarf2out.c (deferred_locations_struct): New struct
26845 (deferred_locations): New type.
26846 (deferred_locations_list): New static var.
26847 (deffer_location): New function.
26848 (gen_variable_die): Use it.
26849 (decls_for_scope): Output info on local static vars.
26850 (dwarf2out_finish): Process deferred locations.
26851 * varpool.c (varpool_output_debug_info): Remove.
26853 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26855 PR rtl-optimization/39241
26856 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26857 to subreg_offset_representable_p.
26859 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26861 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26862 execute function prototype. Get f and nregs from max_reg_num
26863 and get_insns. Remove the first backward pass as it's dead,
26864 guard the forward pass by flag_expensive_optimizations.
26865 (rest_of_handle_regmove): Delete.
26866 (pass_regmove): Replace it with regmove_optimize.
26868 2009-02-25 Martin Jambor <mjambor@suse.cz>
26870 PR tree-optimization/39259
26871 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26872 calls_alloca function flags.
26873 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26874 calls are detected.
26876 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26878 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26879 flags_set_1_rtx, flags_set_1_set): Delete.
26880 (regmove_optimize): Do not call mark_flags_life_zones.
26882 2009-02-24 Julian Brown <julian@codesourcery.com>
26885 * config/arm/arm.c (require_pic_register): Only set
26886 cfun->machine->pic_reg once per function.
26888 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26890 * doc/invoke.texi (Link Options): Document an easier way to pass
26891 options that take arguments to the GNU linker using -Xlinker and -Wl.
26893 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26896 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26898 2009-02-24 Richard Guenther <rguenther@suse.de>
26901 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26903 2009-02-24 Richard Guenther <rguenther@suse.de>
26904 Zdenek Dvorak <ook@ucw.cz>
26906 PR tree-optimization/39233
26907 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26908 from converting them to a generic type.
26910 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26912 PR tree-optimization/39260
26913 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26914 contains a condition with a real type.
26915 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26917 2009-02-23 Jason Merrill <jason@redhat.com>
26920 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26921 narrowing_initializer_constant_valid_p.
26922 (narrowing_initializer_constant_valid_p): Don't return
26923 null_pointer_node for adding a pointer to itself.
26925 2009-02-23 Jan Hubicka <jh@suse.cz>
26928 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26931 2009-02-23 Jan Hubicka <jh@suse.cz>
26933 PR tree-optimization/37709
26934 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26935 * tree.h (block_ultimate_origin): Declare.
26936 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26937 * tree-ssa-live.c (remove_unused_scope_block_p):
26938 Eliminate blocks containig no instructions nor live variables nor
26940 (dump_scope_block): New function.
26941 (remove_unused_locals): Enable removal of dead blocks by default;
26942 enable dumping at TDF_DETAILS.
26944 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26946 * config/i386/i386.c (classify_argument): Don't allow COImode
26948 (function_arg_advance_32): Don't allow OImode.
26949 (function_arg_32): Likewise.
26950 (function_value_32): Likewise.
26951 (return_in_memory_32): Likewise.
26952 (function_arg_64): Remove OImode comment.
26954 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26957 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26958 ix86_expand_vector_set for V4DImode in 64bit mode only.
26959 (ix86_expand_vector_init_one_var): Likewise.
26961 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26963 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26965 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26968 * loop-iv.c: Revert last change.
26969 * emit-rtl.c: Likewise.
26971 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26974 * config/i386/i386.c (type_natural_mode): Remove an extra
26975 space in the warning message.
26976 (function_value_32): Handle 32-byte vector modes.
26977 (return_in_memory_32): Likewise.
26979 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26981 * loop-iv.c (truncate_value): New function.
26982 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26984 (lowpart_subreg): Move to...
26985 * emit-rtl.c: ...here.
26987 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26989 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26990 accidental and undocumented change at revision 140860.
26992 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26994 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26995 take gimple_seq * arguments.
26996 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26997 types_compatible_p langhook.
26999 2009-02-20 Mark Mitchell <mark@codesourcery.com>
27000 Joseph Myers <joseph@codesourcery.com>
27002 * config/arm/arm.c (arm_builtin_va_list): New function.
27003 (arm_expand_builtin_va_start): Likewise.
27004 (arm_gimplify_va_arg_expr): Likewise.
27005 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
27006 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
27007 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
27008 (va_list_type): New variable.
27009 (arm_mangle_type): Mangle va_list_type appropriately.
27011 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27013 PR middle-end/39157
27014 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
27015 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
27016 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
27017 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
27018 parameter to 1000 for -O1 by default.
27019 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
27021 * loop-invariant.c: Include params.h.
27022 (move_loop_invariants): Don't call move_single_loop_invariants on
27025 2009-02-20 Jaka Mocnik <jaka@xlab.si>
27027 * calls.c (emit_library_call_value_1): Use slot_offset instead of
27028 offset when calculating bounds for indexing stack_usage_map. Fixes
27029 a buffer overflow with certain target setups.
27031 2009-02-20 Jakub Jelinek <jakub@redhat.com>
27034 * calls.c (expand_call): Clear try_tail_call if caller and callee
27035 disagree in promotion of function return value.
27037 2009-02-19 Jakub Jelinek <jakub@redhat.com>
27040 * c-common.c (c_determine_visibility): If visibility changed and
27041 DECL_RTL has been already set, call make_decl_rtl to update symbol
27044 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
27047 * varasm.c (assemble_variable): Don't check DECL_NAME when
27048 globalizing a variable.
27050 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27053 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27054 expression before any __builtin_trap call.
27055 * c-typeck.c (build_function_call): Convert and check function
27056 arguments before generating a call to a trap. Evaluate the
27057 function arguments before the trap.
27059 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27062 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27063 (UNSPEC_FXAM_MEM): New unspec.
27064 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27065 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27066 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27068 2009-02-19 Richard Guenther <rguenther@suse.de>
27070 PR tree-optimization/39207
27071 PR tree-optimization/39074
27072 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27073 storedanything_tree): New.
27074 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27075 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27076 (build_succ_graph): Add edges from STOREDANYTHING to all
27078 (init_base_vars): Initialize STOREDANYTHING.
27079 (compute_points_to_sets): Free substitution info after
27080 building the succ graph.
27081 (ipa_pta_execute): Likewise.
27083 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27085 (do_ds_constraint): Do not add to special var or non-pointer
27087 (type_could_have_pointers): Split out from ...
27088 (could_have_pointers): ... here. For arrays use the element type.
27089 (create_variable_info_for): Initialize may_have_pointers.
27090 (new_var_info): Likewise.
27091 (handle_lhs_call): Make the HEAP variable unknown-sized.
27092 (intra_create_variable_infos): Use a type with pointers for
27093 PARM_NOALIAS, make it unknown-sized.
27095 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27098 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27100 2009-02-18 Jason Merrill <jason@redhat.com>
27103 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27104 value if DECL_EXTERNAL.
27105 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27106 * target.h (gcc_target::binds_local_p): Clarify "module".
27107 * tree.h (TREE_PUBLIC): Clarify "module".
27109 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27112 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27113 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27115 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27118 * c.opt (Wabi): Support C and ObjC.
27121 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27123 * config/i386/i386.c (classify_argument): Warn once about the ABI
27124 change when passing union with long double.
27126 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27128 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27131 * c-parser.c (c_parser_compound_statement): Always enter and leave
27134 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27137 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27139 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27141 PR tree-optimization/36922
27142 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27143 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27146 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27148 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27151 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27153 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27155 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27157 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27160 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27161 Richard Sandiford <rdsandiford@googlemail.com>
27163 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27164 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27165 (loongson_biadd): ...this.
27167 2009-02-17 Richard Guenther <rguenther@suse.de>
27169 PR tree-optimization/39202
27170 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27171 a var make sure to follow existing collapses.
27173 2009-02-17 Richard Guenther <rguenther@suse.de>
27175 PR middle-end/39214
27176 * langhooks.c (lhd_print_error_function): Check for NULL block.
27178 2009-02-17 Richard Guenther <rguenther@suse.de>
27180 PR tree-optimization/39204
27181 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27184 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27186 * config/soft-fp/double.h: Update from glibc CVS.
27188 2009-02-17 Richard Guenther <rguenther@suse.de>
27190 PR tree-optimization/39207
27191 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27192 strict-aliasing warnings for pointers pointing to NULL.
27194 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27197 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27198 skipping until next close brace.
27200 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27203 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27204 to function argument boundary.
27206 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27208 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27209 in the lea_add. Reload eventually constraints it properly.
27210 * config/picochip/constraints.md: Remove the target constraint
27211 "b", since it is not needed anymore.
27213 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27215 * gthr-dce.h: Uglify function parameter and local variable names.
27216 * gthr-gnat.h: Likewise.
27217 * gthr-mipssde.h: Likewise.
27218 * gthr-nks.h: Likewise.
27219 * gthr-posix95.h: Likewise.
27220 * gthr-posix.h: Likewise.
27221 * gthr-rtems.h: Likewise.
27222 * gthr-single.h: Likewise.
27223 * gthr-solaris.h: Likewise.
27224 * gthr-tpf.h: Likewise.
27225 * gthr-vxworks.h: Likewise.
27226 * gthr-win32.h: Likewise.
27228 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27231 * config/i386/i386.md: Restrict the new peephole2 to move
27232 between MMX/SSE registers.
27234 2009-02-15 Richard Guenther <rguenther@suse.de>
27237 2009-02-13 Richard Guenther <rguenther@suse.de>
27239 * configure.ac: Enable LFS.
27240 * configure: Re-generate.
27241 * config.in: Likewise.
27243 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27245 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27246 spu_srqwbyte, spu_srqwbytebc): Define.
27247 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27248 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27249 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27250 "shrqby_<mode>"): New insn-and-split patterns.
27251 * config/spu/spu.c (expand_builtin_args): Determine and return
27252 number of operands using spu_builtin_description data.
27253 (spu_expand_builtin_1): Use it.
27255 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27258 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27261 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27264 * config/i386/i386.c (override_options): Correct warning
27265 messages for -malign-loops, -malign-jumps and -malign-functions.
27267 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27270 * config/i386/i386.md: Restrict the new peephole2 to move
27271 between the general purpose registers.
27273 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27276 * config/i386/i386.c (type_natural_mode): Add a new argument.
27277 Return the original mode and warn ABI change if vector size is 32byte.
27278 (function_arg_advance): Updated.
27279 (function_arg): Likewise.
27280 (ix86_function_value): Likewise.
27281 (ix86_return_in_memory): Likewise.
27282 (ix86_sol10_return_in_memory): Likewise.
27283 (ix86_gimplify_va_arg): Likewise.
27284 (function_arg_32): Don't warn ABX ABI change here.
27285 (function_arg_64): Likewise.
27287 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27289 * loop-iv.c (implies_p): In the final case, test that operands 0
27290 of the two comparisons match.
27292 * config/bfin/bfin.c (find_prev_insn_start): New function.
27293 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27294 (find_next_insn_start): Move.
27296 2009-02-13 Richard Guenther <rguenther@suse.de>
27298 * configure.ac: Enable LFS.
27299 * configure: Re-generate.
27300 * config.in: Likewise.
27302 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27305 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27306 sizes on syntax error after some arguments have been parsed.
27308 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27310 * doc/invoke.texi (-fira): Remove.
27312 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27314 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27315 * recog.c: Likewise.
27318 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27320 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27321 (umul_ppmm): Likewise.
27322 (count_leading_zeros): Likewise.
27323 (count_trailing_zeros): Likewise.
27324 (UMUL_TIME): Likewise.
27326 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27328 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27329 soft-fp/t-softfp to tmake_file.
27331 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27332 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27333 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27334 IA64_BUILTIN_INFQ]: New.
27335 (ia64_init_builtins): Initialize __builtin_infq,
27336 __builtin_fabsq and __builtin_copysignq if not HPUX.
27337 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27338 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27340 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27342 (__fixtfti): Likewise.
27343 (__fixunstfti): Likewise.
27344 (__floattitf): Likewise.
27346 * config/ia64/libgcc-glibc.ver: New.
27347 * config/ia64/t-fprules-softfp: Likewise.
27348 * config/ia64/sfp-machine.h: Likewise.
27350 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27351 (LIBGCC2_TF_CEXT): Likewise.
27352 (TF_SIZE): Likewise.
27353 (TARGET_INIT_LIBFUNCS): Likewise.
27355 * config/ia64/t-glibc (SHLINB_MAPFILES):
27356 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27358 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27360 * config/i386/i386.c (construct_container): Rewrite processing
27361 BLKmode with X86_64_SSE_CLASS.
27363 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27366 * config/i386/i386.md: Replace simplify_replace_rtx with
27367 replace_rtx in the new peephole2.
27369 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27371 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27372 loop unrolling do not happen at -O2.
27374 2009-02-12 Michael Matz <matz@suse.de>
27376 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27378 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27380 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27383 2009-02-12 Ben Elliston <bje@au.ibm.com>
27385 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27386 patterns when updating the back chain. Missed in the 2009-02-10
27389 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27391 * doc/extend.texi (Decimal Floating Types): Update identifier of
27392 draft TR and list of missing support.
27394 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27396 PR middle-end/39154
27397 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27398 bit to variable length decl's flags, add it also to its
27399 pointer replacement variable.
27401 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27402 Jakub Jelinek <jakub@redhat.com>
27405 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27406 (memory_blockage): New expander.
27407 (*memory_blockage): New insn pattern.
27408 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27409 instead of general blockage at the end of function prologue when
27410 frame pointer is used to access red zone area. Do not emit blockage
27411 when profiling, it is emitted in generic code.
27412 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27413 function epilogue when frame pointer is used to access red zone area.
27415 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27418 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27419 by arithmetic with memory operands.
27420 * config/i386/predicates.md (commutative_operator): New.
27422 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27424 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27427 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27429 * alias.h (record_alias_subset): Declare.
27430 * alias.c (record_alias_subset): Make global.
27432 2009-02-10 Nick Clifton <nickc@redhat.com>
27434 * tree-parloops.c: Change license to GPLv3.
27435 * ipa-struct-reorg.c: Change license to GPLv3.
27436 * ipa-struct-reorg.h: Change license to GPLv3.
27438 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27441 * c-decl.c (start_struct): Return NULL on error.
27443 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27445 PR middle-end/39124
27446 * cfgloopmanip.c (remove_path): Call remove_bbs after
27447 cancel_loop_tree, not before it.
27450 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27451 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27452 VAR_DECLs were seen.
27453 * tree-ssa-live.c (remove_unused_locals): Recompute
27454 cfun->has_local_explicit_reg_vars.
27455 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27456 copies or clearings if cfun->has_local_explicit_reg_vars.
27458 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27461 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27462 of function prologue when frame pointer is used to access
27465 2009-02-10 Richard Guenther <rguenther@suse.de>
27467 PR middle-end/39127
27468 * gimplify.c (gimple_regimplify_operands): Always look if
27469 we need to create a temporary.
27471 2009-02-10 Richard Guenther <rguenther@suse.de>
27473 PR tree-optimization/39132
27474 * tree-loop-distribution.c (todo): New global var.
27475 (generate_memset_zero): Trigger TODO_rebuild_alias.
27476 (tree_loop_distribution): Return todo.
27478 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27481 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27482 (x86_64_reg_class_name): Removed.
27483 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27484 first one isn't X86_64_SSE_CLASS or any other ones aren't
27485 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27486 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27487 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27488 and 3 X86_64_SSEUP_CLASS.
27489 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27490 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27492 2009-02-10 Ben Elliston <bje@au.ibm.com>
27494 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27495 form instruction to update the stack back chain word, even if the
27496 user has disabled the generation of update instructions.
27497 (movdi_<mode>_update_stack): New.
27498 (movsi_update_stack): Likewise.
27499 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27500 always use an update form instruction to update the stack back
27503 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27505 PR middle-end/38953
27506 * graphite.c (if_region_set_false_region): After moving a region in
27507 the false branch of a condition, remove the empty dummy basic block.
27508 (gloog): Remove wrong fix for PR38953.
27510 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27512 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27513 generation due to implicit sign extension.
27515 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27517 PR middle-end/38981
27518 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27519 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27521 2009-02-09 Richard Guenther <rguenther@suse.de>
27523 PR middle-end/35202
27524 * convert.c (convert_to_real): Disable (float)fn((double)x)
27525 to fnf(x) conversion if errno differences may occur and
27526 -fmath-errno is set.
27528 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27530 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27531 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27532 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27534 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27537 * c-common.c (handle_alias_attribute): Disallow attribute for
27538 anything not a FUNCTION_DECL or VAR_DECL.
27540 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27543 * real.c (do_compare): Special-case compare of zero against
27544 decimal float value.
27546 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27549 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27550 as indicating flexible array members unless the field itself is
27551 being declarared as the incomplete array.
27553 2009-02-06 Jan Hubicka <jh@suse.cz>
27555 PR tree-optimization/38844
27556 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27557 is already inlined.
27559 2009-02-06 Richard Guenther <rguenther@suse.de>
27561 PR middle-end/38977
27562 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27563 fork because we may expand it as __gcov_fork.
27565 2009-02-06 Nick Clifton <nickc@redhat.com>
27567 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27569 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27571 PR tree-optimization/35659
27572 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27573 vn_phi_eq): Shortcut if hashcode does not match.
27574 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27576 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27577 and avoid iterative_hash_expr.
27578 (FOR_EACH_VALUE_ID_IN_SET): New.
27579 (value_id_compare): Remove.
27580 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27581 sort expressions by value id.
27583 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27586 * config/sh/predicates.md (general_movsrc_operand): Don't check
27587 the subreg of system registers here.
27589 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27592 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27593 on the copied decl.
27595 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27597 PR rtl-optimization/39110
27598 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27599 addresses, not aligned ones.
27601 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27602 Richard Guenther <rguenther@suse.de>
27604 PR tree-optimization/39100
27605 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27606 comment says and add edges.
27608 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27611 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27612 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27614 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27616 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27617 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27618 register_bb_in_sese, new_sese, free_sese): Moved.
27619 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27620 outermost_loop_in_scop, build_scop_iteration_domain,
27621 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27622 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27623 Use loop_in_sese_p instead of loop_in_scop_p.
27624 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27625 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27626 (scopdet_basic_block_info): Fix bug in scop detection.
27627 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27628 eq_loop_to_cloog_loop): Remove.
27629 (nb_loops_around_loop_in_scop, nb_loop
27630 ref_nb_loops): Moved here...
27631 * graphite.h (ref_nb_loops): ... from here.
27632 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27633 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27634 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27636 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27637 Hans-Peter Nilsson <hp@axis.com>
27639 PR rtl-optimization/37889
27640 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27641 Move offset handling from PLUS to before the switch. Use new
27642 arguments when considering SYMBOL_REFs too.
27643 (rtx_addr_can_trap_p): Pass dummy offset and size.
27644 (enum may_trap_p_flags): Remove.
27645 (may_trap_p_1): Pass size from MEM_SIZE.
27647 PR rtl-optimization/38921
27648 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27649 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27650 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27651 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27653 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27655 AVX Programming Reference (January, 2009)
27656 * config/i386/sse.md (*vpclmulqdq): New.
27658 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27660 PR tree-optimization/38977
27661 PR gcov-profile/38292
27662 * calls.c (special_function_p): Disregard __builtin_ prefix.
27664 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27666 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27667 non-indexable addresses even before reload.
27669 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27672 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27673 as having variable size. Do not give an error for unnamed
27674 parameters with [*] declarators. Give a warning for type names
27675 with [*] declarators and mark them as variable size.
27676 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27677 for sizeof applied to [*] type names.
27679 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27682 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27684 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27686 * gcc.c (process_command): Update copyright notice dates.
27687 * gcov.c (print_version): Likewise.
27688 * gcov-dump.c (print_version): Likewise.
27689 * mips-tfile.c (main): Likewise.
27690 * mips-tdump.c (main): Likewise.
27692 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27695 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27696 for composite type involving a zero-length array type.
27698 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27701 * function.c (match_asm_constraints_1): Skip over
27702 initial optional % in the constraint.
27704 PR inline-asm/39059
27705 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27706 supported, don't accept FIXED_CSTs.
27707 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27708 and _Sat is used without _Fract/_Accum. Set specs->type to
27709 integer_type_node for cts_fract/cts_accum if fixed point is not
27712 2009-02-02 Catherine Moore <clm@codesourcery.com>
27714 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27716 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27718 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27719 (ABI_HAS_64BIT_SYMBOLS): Use it.
27720 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27722 2009-02-02 Paul Brook <paul@codesourcery.com>
27724 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27726 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27728 PR inline-asm/39058
27729 * recog.h (asm_operand_ok): Add constraints argument.
27730 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27731 recurse on matching constraint.
27732 (check_asm_operands): Pass constraints as 3rd argument to
27733 asm_operand_ok. Don't look up matching constraint here.
27734 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27737 2009-02-02 Ben Elliston <bje@au.ibm.com>
27739 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27740 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27742 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27744 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27745 information. Remove some obsolete information. Reorganize.
27747 * config/pa/fptr.c: Revert license to GPL 2.
27748 * config/pa/milli64.S: Likewise.
27750 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27753 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27754 LIBRARY name in, instead of hard-coding it.
27755 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27756 extra target make frag to tmake_files according to EH model.
27757 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27758 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27759 frags that define makefile variable EH_MODEL appropriately.
27760 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27761 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27762 to "-sjlj" according to type of EH configured.
27763 (LIBGCC_SONAME): Concatenate it to shared library base name.
27764 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27765 to "_sjlj" according to type of EH configured.
27766 (LIBGCC_SONAME): Concatenate it to shared library base name.
27767 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27768 (SHLIB_LINK): Add missing semicolon to if-else construct.
27769 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27770 string value of "pe_dll" command-line option.
27771 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27772 (SHLIB_SONAME): Use it when overriding t-cygming default.
27773 (SHLIB_IMPLIB): Override t-cygming default.
27774 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27775 string value of "pe_dll" command-line option.
27777 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27780 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27781 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27783 2009-01-31 Richard Guenther <rguenther@suse.de>
27785 PR tree-optimization/38937
27786 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27787 computing the transitive closure.
27789 2009-01-30 Richard Guenther <rguenther@suse.de>
27791 PR tree-optimization/39041
27792 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27793 Propagate variable indices only if the types match for this stmt.
27795 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27798 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27799 inline but never defined.
27801 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27803 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27804 (*insv_h_di_reg_extimm): New insn.
27805 (*insv_l<mode>_reg_extimm): New insn.
27807 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27809 * config/picochip/picochip.c (flag_conserve_stack): set
27810 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27811 fconserve-stack. Reduce call-overhead used by inliner.
27813 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27816 * common.opt (flag_conserve_stack): Initialised to zero.
27818 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27821 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27822 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27825 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27827 * ira-color.c (allocno_reload_assign): Update comments.
27828 * regmove.c (regmove_optimize): Likewise.
27832 2009-01-29 Robert Millan <rmh@aybabtu.com>
27834 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27835 * config/i386/kopensolaris-gnu.h: New file. Undefine
27836 `MD_UNWIND_SUPPORT'.
27837 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27839 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27841 PR tree-optimization/39007
27842 * tree-loop-distribution.c (generate_builtin): Use
27843 recompute_dominator to compute the immediate dominator of the
27844 basic block just after the loop.
27846 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27848 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27849 (ASM_OUTPUT_DWARF_PCREL): Define.
27851 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27853 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27854 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27855 global. Modify entries about regmove and IRA.
27857 * ra-conflict.c: Remove the file.
27859 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27861 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27862 (pass_regclass_init): Rename to pass_reginfo_init.
27864 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27866 * toplev.h (flag_ira): Remove.
27868 * caller-save.c (setup_save_areas): Remove flag_ira.
27870 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27872 * global.c: Remove the file.
27874 * opts.c (decode_options): Remove flag_ira.
27876 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27878 * regmove.c: Modify file description.
27879 (find_use_as_address, try_auto_increment): Define them only if
27880 AUTO_INC_DEC is defined.
27881 (replacement_quality, replace_in_call_usage, fixup_match_1,
27882 stable_and_no_regs_but_for_p): Remove.
27883 (reg_set_in_bb): Make it static.
27884 (regmove_optimize): Remove flag_ira and code which worked for
27887 * local-alloc.c: Remove the file.
27889 * common.opt (fira): Remove.
27891 * ira.c: Include except.h.
27892 (eliminable_regset): Move from global.c.
27893 (mark_elimination): Ditto. Remove flag_ira.
27894 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27895 equiv_mem_modified, validate_equiv_mem_from_store,
27896 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27897 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27898 no_equiv, recorded_label_ref): Move from local-alloc.c.
27899 (update_equiv_regs): Ditto. Make it static.
27900 (print_insn_chain, print_insn_chains): Move it from global.c.
27901 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27902 (build_insn_chain): Ditto. Make it static.
27903 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27904 Rename to init_live_subregs.
27905 (gate_ira): Remove flag_ira.
27907 * regclass.c: Rename reginfo.c. Change file description.
27908 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27909 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27910 (init_reg_sets_1): Remove code for evaluation of
27911 reg_class_superclasses and losing_caller_save_reg_set.
27912 (init_regs): Remove init_reg_autoinc.
27913 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27914 ok_for_base_p_nonstrict): Remove.
27915 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27916 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27917 corresponding entries.
27918 (dump_regclass, record_operand_costs, scan_one_insn,
27919 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27920 record_address_regs, auto_inc_dec_reg_p): Remove.
27921 (gt-regclass.h): Rename to gt-reginfo.h.
27923 * rtl.h (dump_global_regs, retry_global_alloc,
27924 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27926 * Makefile.in (RA_H): Remove.
27927 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27928 Rename regclass.o to reginfo.o.
27929 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27931 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27932 (GTFILES): Rename regclass.c to reginfo.c.
27934 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27935 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27937 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27938 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27940 (finish_spills): Ditto. Remove code for !flag_ira.
27942 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27944 PR middle-end/35854
27945 * doc/invoke.texi (rtl debug options): Complete rewrite.
27946 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27948 * mode-switching.c (pass_mode_switching): Rename pass from
27949 "mode-sw" to "mode_sw".
27950 * except.c (pass_convert_to_eh_ranges): Rename pass from
27951 "eh-ranges" to "eh_ranges".
27952 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27956 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27957 Alexander Monakov <amonakov@ispras.ru>
27959 PR middle-end/38857
27960 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27962 (move_exprs_to_boundary): Change return type and pass through
27963 should_move from move_op. Relax assert. Update usage ...
27964 (schedule_expr_on_boundary): ... here. Use should_move instead of
27966 (move_op_orig_expr_found): Indicate that insn was disconnected from
27968 (code_motion_process_successors): Do not call after_merge_succs
27969 callback if original expression was not found when traversing any of
27971 (code_motion_path_driver): Change return type. Update prototype.
27972 (move_op): Update comment. Add a new parameter (should_move). Update
27973 prototype. Set *should_move based on indication provided by
27974 move_op_orig_expr_found.
27976 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27978 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27979 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27980 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27981 * config/rs6000/rs6000.c (rs6000_override_options): Default
27982 avoid-indexed-addresses on for Power6, off for everything else.
27983 (avoiding_indexed_address_p): New function.
27984 (rs6000_legitimize_address): Use it.
27985 (rs6000_legitimate_address): Likewise.
27986 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27988 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27990 PR tree-optimization/38997
27991 * tree-loop-distribution.c (generate_memset_zero): Use
27992 POINTER_PLUS_EXPR for a pointer addition.
27994 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27996 * config/s390/s390.md (bswap<mode>2): New pattern added.
27998 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28000 * config/s390/s390.md (*tls_load_31): Added type attribute.
28002 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28004 * config/s390/s390.md: Fix a few comments.
28006 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
28008 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
28009 (*tm<mode>_full): Fixed z10prop attribute.
28010 (*tst<mode>_extimm): Fixed z10prop attribute.
28011 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
28012 (*tstqiCCT_cconly): Fixed z10prop attribute.
28013 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
28014 (*movsi_larl): Fixed z10prop attribute.
28015 (*movsi_zarch): Fixed z10prop attribute.
28016 (*movsi_eas): Fixed z10prop attribute.
28017 (*movhi): Fixed z10prop attribute.
28018 (*movqi): Fixed z10prop attribute.
28019 (*movstrictqi): Fixed z10prop attribute.
28020 (*mov<mode>): Fixed z10prop attribute.
28021 (*movcc): Fixed z10prop attribute.
28022 (*sethighpartdi_64): Fixed z10prop attribute.
28023 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
28024 (*negdi2_sign_cc): Fixed z10prop attribute.
28025 (*negdi2_sign): Fixed z10prop attribute.
28026 (*absdi2_sign_cc): Fixed z10prop attribute.
28027 (*absdi2_sign): Fixed z10prop attribute.
28028 (*negabsdi2_sign_cc): Fixed z10prop attribute.
28029 (*negabsdi2_sign): Fixed z10prop attribute.
28030 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
28031 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
28032 (doloop_si64): Fixed z10prop attribute.
28033 (doloop_si31): Fixed z10prop attribute.
28034 (doloop_long): Fixed z10prop attribute.
28035 (indirect_jump): Fixed z10prop attribute.
28036 (nop): Fixed z10prop attribute.
28037 (main_base_64): Fixed z10prop attribute.
28038 (reload_base_64): Fixed z10prop attribute.
28040 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28042 PR rtl-optimization/38740
28043 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
28045 * config/mips/mips.c (mips_reorg): Likewise.
28047 2009-01-28 Richard Guenther <rguenther@suse.de>
28049 PR tree-optimization/38926
28050 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
28051 with the correct value id to a value.
28052 (do_regular_insertion): Use the value number of edoubleprime
28053 for the value number of the expr.
28056 2008-08-21 Richard Guenther <rguenther@suse.de>
28058 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28059 a PHI ask VN if it is already available.
28060 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28061 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28063 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28065 PR middle-end/38934
28066 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28067 set to varying whenever max has TREE_OVERFLOW set, similarly
28068 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28070 2009-01-28 Richard Guenther <rguenther@suse.de>
28072 PR middle-end/38908
28073 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28074 uninitialized aggregate uses in call arguments.
28076 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28078 PR tree-optimization/38984
28079 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28080 the nothing_id variable if -fno-delete-null-pointer-checks.
28082 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28085 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28086 (set_got_offset_rex64): Ditto.
28088 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28091 * doc/extend.texi: Improve local variable with asm reg.
28093 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28095 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28096 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28097 was not supplied then set warn_packed_bitfield_compat to the
28098 default value of 1.
28099 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28102 2009-01-27 Richard Guenther <rguenther@suse.de>
28104 PR tree-optimization/38503
28105 * cfgexpand.c (expand_gimple_basic_block): Ignore
28106 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28107 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28108 variables that cannot have TBAA applied.
28109 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28112 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28114 PR middle-end/38969
28115 * calls.c (initialize_argument_information): Do not wrap complex
28116 arguments in SAVE_EXPR.
28118 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28120 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28121 (INSTALL_LIBGCC): Revert typo commit.
28123 2009-01-26 Richard Guenther <rguenther@suse.de>
28125 PR tree-optimization/38745
28126 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28127 from special handling.
28129 2009-01-26 Richard Guenther <rguenther@suse.de>
28131 PR tree-optimization/38745
28132 * tree-ssa.c (execute_update_addresses_taken): Do not include
28133 variables that cannot possibly be a register in not_reg_needs.
28134 Do not clear TREE_ADDRESSABLE on vars that may not become
28136 * tree-ssa.c (update_alias_info_1): Include those in the set
28137 of addressable vars.
28139 2009-01-26 Richard Guenther <rguenther@suse.de>
28141 PR middle-end/38851
28142 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28143 * tree-ssa-dse.c: Include langhooks.h
28144 (execute_simple_dse): Remove stores with zero size.
28146 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28149 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28152 2009-01-24 Julian Brown <julian@codesourcery.com>
28154 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28155 config/arm/linux-atomic.c.
28156 * config/arm/linux-atomic.c: New.
28158 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28160 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28161 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28162 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28164 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28167 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28170 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28172 PR tree-optimization/38953
28173 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28174 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28175 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28176 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28179 2009-01-24 Paul Brook <paul@codesourcery.com>
28181 * config/arm/neon.md (neon_type): Move to arm.md.
28182 (neon_mov<VSTRUCT>): Add neon_type attribute.
28183 * config/arm/arm.md (neon_type): Move to here.
28184 (conds): Add "unconditioal" and use as default for NEON insns.
28186 2009-01-24 Ben Elliston <bje@au.ibm.com>
28188 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28189 void *' warning from -Wc++-compat.
28190 * Makefile.in (dominance.o-warn): Remove.
28192 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28194 PR tree-optimization/38932
28195 * fold-const.c (fold_unary_ignore_overflow): New.
28196 * tree.h (fold_unary_ignore_overflow): Declare.
28197 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28198 * tree-ssa-sccvn.c (visit_reference_op_load,
28199 simplify_unary_expression): Likewise.
28201 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28203 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28204 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28205 regardless of their type.
28206 * c-common.c (handle_packed_attribute): Don't ignore packed on
28208 * c.opt (Wpacked-bitfield-compat): New warning option.
28209 * stor-layout.c (place_field): Warn if offset of a field changed.
28210 * doc/extend.texi (packed): Mention the ABI change.
28211 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28212 (Warning Options): Add it to the list.
28214 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28216 * c-opts.c (c_common_post_options): Fix a typo in comments.
28218 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28220 PR middle-end/38615
28221 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28222 variables to static.
28223 * doc/invoke.texi (-fmerge-all-constants): Update description.
28225 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28228 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28229 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28231 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28233 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28235 (LOCAL_ALIGNMENT): Similarly.
28237 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28238 Joseph Myers <joseph@codesourcery.com>
28240 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28241 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28242 * config/arm/arm-tune.md: Regenerate.
28243 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28246 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28248 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28249 version number to five.
28251 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28254 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28255 * c-common.c (set_underlying_type): Likewise.
28256 (is_typedef_decl ): Likewise
28258 (set_underlying_type): Likewise.
28259 (is_typedef_type): Likewise.
28261 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28263 PR middle-end/38587
28264 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28267 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28270 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28271 (LIBGCC_SPEC): Don't define.
28272 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28274 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28276 PR rtl-optimization/38879
28277 * alias.c (base_alias_check): Unaligned access via AND address can
28278 alias all surrounding object types except those with sizes equal
28279 or wider than the size of unaligned access.
28281 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28284 * c-decl.c (clone_underlying_type): Move this ...
28285 * c-common.c (set_underlying_type): ... here.
28286 Also, make sure the function properly sets TYPE_STUB_DECL() on
28287 the newly created typedef variant type.
28288 (is_typedef_decl ): New entry point.
28289 * tree.h: Added a new member member_types_needing_access_check to
28290 struct tree_decl_non_common.
28291 (set_underlying_type): New entry point.
28292 (is_typedef_type): Likewise.
28294 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28296 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28297 Check whether two instructions have memory references that
28298 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28299 are helper functions for traversing.
28300 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28301 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28302 not to draw dependency edge for instructions with non-conflicting
28305 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28308 * longlong.h: Update copyright years. Use soft-fp license notice.
28309 Sync __clz_tab declaration with glibc.
28311 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28314 * doc/extend.texi (syscall_linkage): New.
28315 (version_id): Modify.
28317 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28318 Richard Guenther <rguenther@suse.de>
28320 PR tree-optimization/38747
28321 PR tree-optimization/38748
28322 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28323 conversion if the base address is an indirect reference and the
28324 aliasing sets could cause issues.
28326 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28328 * common.opt (fgraphite, fgraphite-identity): Add comment for
28329 explaining why these options are not documented.
28331 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28333 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28334 gimple_call_lhs is NULL.
28336 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28339 * emit-rtl.c (adjust_address_1): Make sure memref is never
28342 2009-01-20 Ben Elliston <bje@au.ibm.com>
28344 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28345 const qualifier from arg parameter. Remove unnecessary cast to char *.
28346 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28347 const qualifier from arg 2.
28349 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28351 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28353 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28356 * rtl.h (reinit_regs): New prototype.
28357 * regclass.c: Include ira.h.
28358 (reinit_regs): New.
28359 * Makefile.in (regclass.o): Add ira.h.
28360 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28362 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28365 * c-common.c (handle_aligned_attribute): Use
28366 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28367 default alignment value.
28369 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28371 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28372 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28374 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28375 __BIGGEST_ALIGNMENT__.
28377 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28379 2009-01-18 Richard Guenther <rguenther@suse.de>
28381 PR tree-optimization/38819
28382 * tree-flow.h (operation_could_trap_helper_p): Declare.
28383 * tree-eh.c (operation_could_trap_helper_p): Export.
28384 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28385 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28386 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28387 are about to insert a possibly trapping instruction and fail
28390 2009-01-18 Andreas Schwab <schwab@suse.de>
28392 * doc/install.texi (Configuration): Remove obsolete paragraph
28393 about use of --with-gnu-ld with --with-gnu-as.
28395 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28397 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28398 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28399 Follow spelling conventions.
28401 2009-01-18 Ben Elliston <bje@au.ibm.com>
28403 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28404 C++ warning about implicit conversion from void * to struct
28406 (bitmap_obstack_free): Likewise for bitmap_element *.
28407 * Makefile.in (bitmap.o-warn): Remove.
28409 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28411 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28413 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28414 Tobias Grosser <tobi.grosser@amd.com>
28416 * graphite.c (graphite_trans_scop_block): Do not block single
28419 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28421 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28422 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28423 test with assertion.
28425 2009-01-16 Richard Guenther <rguenther@suse.de>
28427 PR tree-optimization/38835
28428 PR middle-end/36227
28429 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28430 and INT + PTR -> (INT)(PTR p+ INT) folding.
28431 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28433 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28436 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28437 the subreg from a lowpart subreg if it is also casting the value.
28439 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28440 Tobias Grosser <tobi.grosser@amd.com>
28442 * graphite.c (compare_prefix_loops): New.
28443 (build_scop_canonical_schedules): Rewritten.
28444 (graphite_transform_loops): Move build_scop_canonical_schedules
28445 after build_scop_iteration_domain.
28447 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28448 Tobias Grosser <tobi.grosser@amd.com>
28450 * graphite.c (add_conditions_to_domain): Add the loops to
28451 the dimension of the iteration domain. Do copy the domain
28452 only when it exists.
28453 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28454 (add_conditions_to_constraints): New.
28455 (can_generate_code_stmt, can_generate_code): Removed.
28456 (gloog): Do not call can_generate_code.
28457 (graphite_transform_loops): Call add_conditions_to_constraints
28458 after building the iteration domain.
28460 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28462 PR tree-optimization/38789
28463 * tree-ssa-threadedge.c
28464 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28465 __builtin_constant_p.
28467 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28469 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28470 examined before deleting them.
28472 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28474 * function.c (aggregate_value_p): Correctly extract the function
28475 type from CALL_EXPR_FN lookup.
28477 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28479 * config/picochip/picochip.c (picochip_override_options): Revert
28480 CFI asm flag disable commited previously.
28482 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28483 Tobias Grosser <tobi.grosser@amd.com>
28484 Jan Sjodin <jan.sjodin@amd.com>
28486 * graphite.c (scan_tree_for_params): On substractions negate
28487 all the coefficients of the term.
28488 (clast_to_gcc_expression_red): New. Handle reduction expressions
28489 of more than two operands.
28490 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28491 (get_vdef_before_scop): Handle also the case of default definitions.
28493 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28495 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28496 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28497 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28499 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28500 Joey Ye <joey.ye@intel.com>
28502 PR middle-end/37843
28503 * cfgexpand.c (expand_stack_alignment): Don't update stack
28504 boundary nor check incoming stack boundary here.
28505 (gimple_expand_cfg): Update stack boundary and check incoming
28506 stack boundary here.
28508 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28510 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28512 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28514 PR rtl-optimization/38245
28515 * calls.c (expand_call): Add stack arguments to
28516 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28517 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28518 in regs and partially in memory or BLKmode arguments.
28519 (emit_library_call_value_1): Add stack arguments to
28520 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28521 ACCUMULATE_OUTGOING_ARGS).
28522 * dce.c: Include tm_p.h.
28523 (find_call_stack_args): New function.
28524 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28526 (mark_insn): Call find_call_stack_args for CALL_Ps.
28527 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28528 forwards. Allocate and free arg_stores bitmap if needed, pass it
28529 down to deletable_insn_p, don't mark stores set in arg_stores
28530 bitmap, clear the bitmap at the beginning of each bb.
28531 * Makefile.in (dce.o): Depend on $(TM_P_H).
28533 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28536 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28537 to make sure the insn is a conditional test (bug 22599). Reformat a
28540 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28542 PR middle-end/38431
28543 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28544 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28545 (gloog): Do not call cleanup_tree_cfg.
28546 (graphite_transform_loops): Call cleanup_tree_cfg after all
28547 scops have been code generated.
28549 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28550 * doc/gty.texi (Invoking the garbage collector): Added new node
28551 and section documenting ggc_collect.
28553 2009-01-14 Richard Guenther <rguenther@suse.de>
28555 PR tree-optimization/38826
28556 PR middle-end/38477
28557 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28558 initialization notes only if we actually emitted a warning.
28559 (intra_create_variable_infos): Add constraints for a result decl
28560 that is passed by hidden reference.
28561 (build_pred_graph): Mark all related variables non-direct on
28564 2009-01-14 Nick Clifton <nickc@redhat.com>
28566 * ira-conflicts.c: Include addresses.h for the definition of
28568 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28569 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28571 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28574 * Makefile.in (ira-lives.o): Add except.h.
28576 * ira-lives.c: Include except.h.
28577 (process_bb_node_lives): Process can_throw_internal.
28579 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28581 PR rtl-optimization/38774
28582 * combine.c (simplify_set): When undoing cc_use change, don't do
28583 PUT_CODE on the newly created comparison, but instead put back the
28586 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28588 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28589 values. Remove duplicate arm8 entry.
28591 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28593 PR tree-optimization/38786
28594 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28595 the SSA_NAME case of expand_scalar_variables_expr.
28596 Set the type of an expression to the type of its assign statement.
28597 (expand_scalar_variables_expr): Also gather the scalar computation
28598 used to index the memory access. Do not pass loop_p.
28599 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28600 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28601 the gimple_stmt_iterator where it inserts new code.
28602 Do not pass loop_p.
28603 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28604 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28606 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28608 * graphite.h (debug_value): Removed.
28609 * graphite.c (debug_value): Removed.
28611 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28613 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28614 ldrd/strd with two 32-bit instructions.
28616 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28618 * config/arm/arm.c (struct processors): Pass for speed down into
28619 cost helper functions.
28620 (const_ok_for_op): Handle COMPARE and inequality nodes.
28621 (arm_rtx_costs_1): Rewrite.
28622 (arm_size_rtx_costs): Update prototype.
28623 (arm_rtx_costs): Pass speed down to helper functions.
28624 (arm_slowmul_rtx_costs): Rework cost calculations.
28625 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28626 (arm_9e_rtx_costs): Likewise.
28628 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28630 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28631 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28632 (alpha_legitimize_address): Do not split local symbols wider than
28633 UNITS_PER_WORD into HIGH/LO_SUM parts.
28635 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28638 * gcc.c (process_command): Replace call to execvp with calls
28639 to pex_one and exit.
28641 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28644 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28645 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28646 variant for devices with 3-byte PC.
28647 (__tablejump_elpm__): New.
28649 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28652 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28653 offsetof member-designator, handle it as `[0].'.
28655 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28657 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28658 function when not using named sections on targets with named sections
28659 if branch distance is less than 262132.
28661 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28663 * combine.c (combine_instructions): Recompute
28664 optimize_this_for_speed_p for each BB in the main combine loop.
28666 2009-01-12 Tomas Bily <tbily@suse.cz>
28669 * tree-loop-distribution.c (prop_phis): New function.
28670 (generate_builtin): Call prop_phis.
28672 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28674 PR tree-optimization/38807
28675 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28676 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28678 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28680 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28681 subreg of op0 to the original op0.
28683 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28685 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28687 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28690 * mips-tfile.c (parse_def): Fix parsing of def strings
28691 starting with digits.
28693 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28696 * config/arm/arm.c (arm_is_long_call_p): Don't call
28697 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28699 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28701 * regrename.c (regrename_optimize): Fix dumping.
28702 (find_oldest_value_reg): Preserve REG_POINTER.
28703 (copy_hardreg_forward_1): Likewise.
28705 2009-01-09 Diego Novillo <dnovillo@google.com>
28707 * gimple.h (struct gimple_statement_base) <uid>: Document
28708 the restrictions on its use.
28709 (gimple_uid): Tidy.
28710 (gimple_set_uid): Tidy.
28712 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28714 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28715 zero guard even if align_bytes != 0 and count is smaller than
28718 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28720 PR rtl-optimization/38495
28721 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28722 (add_range_and_copies_from_move_list): Print all added ranges.
28723 Add ranges to memory optimized destination.
28725 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28729 * config/i386/i386.c (override_options): Reject
28730 -mstringop-strategy=rep_8byte with -m32.
28731 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28732 to 1. Do count comparison against epilogue_size_needed at compile
28733 time even when count_exp was constant forced into register. For
28734 size_needed don't jump to epilogue, instead just avoid aligning
28735 and invoke the body algorithm. If need_zero_guard, add zero guard
28736 even if count is non-zero, but smaller than size_needed + number of
28737 bytes that could be stored for alignment.
28738 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28739 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28740 but smaller than size_needed + number of bytes that could be stored
28741 for alignment. Compare size_needed with epilogue_size_needed instead
28742 of desired_align - align, don't adjust size_needed, pass
28743 epilogue_size_needed to the epilogue expanders.
28746 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28748 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28750 * pa.c (last_address): Change to unsigned.
28751 (update_total_code_bytes): Change argument to unsigned. Don't
28752 check if insn addresses are set.
28753 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28754 addresses are not set.
28755 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28757 2009-01-09 Nick Clifton <nickc@redhat.com>
28759 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28760 DECL_DECLARED_INLINE_P.
28762 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28764 PR middle-end/38347
28765 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28766 GET_MODE (op0) in operand_subword_force calls.
28768 PR middle-end/38771
28769 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28770 fold_convert arg0 operands to TREE_TYPE (op0) first.
28772 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28774 * params.def (ira-max-conflict-table-size): Decrease default value
28777 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28779 PR tree-optimization/37031
28780 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28782 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28783 allocate it using gc instead of heap, use VEC_quick_push instead of
28785 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28786 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28787 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28788 allocated vector from heap allocated.
28789 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28790 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28791 vector only after perfect_loop_nest_depth call.
28793 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28794 Jan Sjodin <jan.sjodin@amd.com>
28796 PR tree-optimization/38559
28797 * graphite.c (debug_value, copy_constraint,
28798 swap_constraint_variables, scale_constraint_variable, ): New.
28799 (get_lower_bound, get_upper_bound): Removed.
28800 (graphite_trans_bb_strip_mine): Clean up this code that works
28801 only for constant number of iterations. Fully copy upper and
28802 lower bound constraints, not only the constant part of them.
28803 * graphite.h (debug_value): Declared.
28805 2009-01-08 Ira Rosen <irar@il.ibm.com>
28807 PR tree-optimization/37194
28808 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28809 Don't add the cost of cost model guard in prologue to scalar
28810 outside cost in case of known number of iterations.
28812 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28813 Alan Modra <amodra@bigpond.net.au>
28815 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28816 non-word-aligned REG+CONST addressing.
28818 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28821 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28822 free_after_compilation when outputting a thunk.
28823 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28824 Do not call free_after_compilation here.
28826 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28828 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28829 (ix86_valid_target_attribute_inner_p): Ditto.
28831 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28833 PR tree-optimization/38492
28834 PR tree-optimization/38498
28835 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28836 * tree-chrec.h (scev_is_linear_expression): Declared.
28837 * graphite.c (graphite_cannot_represent_loop_niter): New.
28838 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28839 (graphite_loop_normal_form): Use gcc_assert.
28840 (scan_tree_for_params): Use CASE_CONVERT.
28841 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28842 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28843 Use gcc_assert. Discard scops that contain unhandled cases.
28844 (build_scop_conditions): Return a boolean status for unhandled cases.
28845 (strip_mine_profitable_p): Print the loop number, not its depth.
28846 (is_interchange_valid): Pass the depth of the loop nest, don't
28847 recompute it wrongly.
28848 (graphite_trans_bb_block): Same.
28849 (graphite_trans_bb_block): Print tentative of loop blocking.
28850 (graphite_trans_scop_block): Do not print that the loop has been
28852 (graphite_transform_loops): Do not handle scops that contain condition
28855 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28857 AVX Programming Reference (December, 2008)
28858 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28859 (_mm256_stream_pd): Likewise.
28860 (_mm256_stream_ps): Likewise.
28862 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28863 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28864 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28865 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28866 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28867 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28868 (ix86_expand_special_args_builtin): Likewise.
28870 * config/i386/sse.md (AVXMODEDI): New.
28871 (avx_movnt<mode>): Likewise.
28872 (avx_movnt<mode>): Likewise.
28873 (<sse>_movnt<mode>): Remove AVX support.
28874 (sse2_movntv2di): Likewise.
28876 2009-01-07 Richard Guenther <rguenther@suse.de>
28878 PR middle-end/38751
28879 * fold-const.c (extract_muldiv): Remove obsolete comment.
28880 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28881 to PLUS_EXPR canonicalization for the canonicalization.
28883 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28885 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28886 hosted cross-compilers generating less efficient code.
28888 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28890 * function.h (rtl_data): Add a dbr_scheduled_p field.
28891 * reorg.c (dbr_schedule): Set it.
28892 (gate_handle_delay_slots): Check it.
28893 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28894 (mips_reorg): Check flag_delayed_branch instead of
28895 mips_base_delayed_branch.
28896 (mips_override_options): Don't set mips_base_delayed_branch
28897 or flag_delayed_branch.
28899 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28901 PR rtl-optimization/38426.
28902 * ira.c (ira): Set current_function_is_leaf earlier.
28904 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28906 PR rtl-optimization/38722
28907 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28908 too early, only set a flag and modify after last possible
28911 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28914 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28915 * real.c (decimal_single_format): Correct values of emin and emax.
28916 (decimal_double_format): Ditto.
28917 (decimal_quad_format): Ditto.
28918 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28919 computation of DECnn_MIN and DECnn_MAX for corrected values of
28920 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28921 __DECnn_MIN__, and adjust its computation for the corrected value
28924 2009-01-06 Jan Hubicka <jh@suse.cz>
28927 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28929 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28931 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28932 Add Robert Clark to the list of testers.
28934 2009-01-06 Jan Hubicka <jh@suse.cz>
28935 Kai Tietz <kai.tietz@onevision.com>
28937 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28938 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28940 2009-01-06 Jan Hubicka <jh@suse.cz>
28941 Kai Tietz <kai.tietz@onevision.com>
28943 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28945 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28946 (ix86_nsaved_regs): Count only general purpose regs.
28947 (ix86_nsaved_sseregs): New.
28948 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28949 to 16 for w64; compute padding and size of sse reg save area.
28950 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28951 general purpose regs.
28952 (ix86_emit_save_sse_regs_using_mov): New.
28953 (ix86_expand_prologue): Save SSE regs if needed.
28954 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28955 (ix86_emit_restore_sse_regs_using_mov): New.
28956 (ix86_expand_epilogue): Save SSE regs if needed.
28958 2009-01-06 Jan Hubicka <jh@suse.cz>
28959 Kai Tietz <kai.tietz@onevision.com>
28961 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28962 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28963 functions when accumulate outgoing args is off.
28965 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28968 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28969 before using pseudos_have_intersected_live_ranges_p.
28971 * ira-int.h (ira_assert): Always define.
28973 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28975 AVX Programming Reference (December, 2008)
28976 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28977 (_mm256_permute2_pd): Likewise.
28978 (_mm_permute2_ps): Likewise.
28979 (_mm256_permute2_ps): Likewise.
28980 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28981 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28983 * config/i386/i386.c (ix86_builtins): Remove
28984 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28985 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28986 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28987 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28988 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28989 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28990 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28991 __builtin_ia32_vpermil2ps256.
28992 (ix86_init_mmx_sse_builtins): Updated.
28993 (ix86_expand_args_builtin): Likewise.
28995 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28997 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28998 long absolute calls when generating PA 2.0 code.
29000 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
29002 PR rtl-optimization/38583
29003 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
29005 * params.def (ira-max-conflict-table-size): New.
29007 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
29009 * ira.h (ira_conflicts_p): New external definition.
29011 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
29012 table. Report this. Return result of building.
29013 (ira_build_conflicts): Use ira_conflicts_p. Check result of
29014 building conflict table.
29016 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
29017 (ira_color): Use ira_conflicts_p.
29019 * global.c: Include ira.h.
29020 (pseudo_for_reload_consideration_p, build_insn_chain): Use
29023 * Makefile.in (global.o): Add ira.h.
29025 * ira-build.c (mark_all_loops_for_removal,
29026 propagate_some_info_from_allocno): New.
29027 (remove_unnecessary_allocnos): Call
29028 propagate_some_info_from_allocno.
29029 (remove_low_level_allocnos): New.
29030 (remove_unnecessary_regions): Add parameter. Call
29031 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
29032 parameter to remove_unnecessary_regions.
29033 (ira_build): Remove all regions but root if the conflict table was
29034 not built. Update conflict hard regs for allocnos crossing calls.
29036 * ira.c (ira_conflicts_p): New global.
29037 (ira): Define and use ira_conflicts_p.
29039 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
29040 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
29041 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
29043 2009-01-06 Ben Elliston <bje@au.ibm.com>
29045 * gengtype-lex.l (YY_NO_INPUT): Define.
29047 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
29050 * c-common.c (handle_vector_size_attribute): Also reject
29051 BOOLEAN_TYPE types.
29053 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29055 PR tree-optimization/38492
29056 * graphite.c (rename_map_elt, debug_rename_elt,
29057 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29058 rename_map_elt_info, eq_rename_map_elts,
29059 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29060 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29061 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29062 (sese_build_livein_liveouts): New.
29063 (new_sese, free_sese): New.
29064 (new_scop): Call new_sese.
29065 (free_scop): Call free_sese.
29066 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29067 (register_old_new_names): Renamed register_old_and_new_names.
29068 (register_scop_liveout_renames, add_loop_exit_phis,
29069 insert_loop_close_phis, struct igp,
29070 default_liveout_before_guard, add_guard_exit_phis,
29071 insert_guard_phis, copy_renames): New.
29072 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29073 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29074 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29075 (scop_adjust_phis_for_liveouts): New.
29076 (gloog): Call scop_adjust_phis_for_liveouts.
29078 * graphite.h (struct sese): Documented. Added fields liveout,
29079 num_ver and livein.
29080 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29081 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29082 (struct scop): Added field liveout_renames.
29083 (SCOP_LIVEOUT_RENAMES): New.
29085 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29087 PR tree-optimization/38510
29088 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29089 (translate_clast): Call recompute_all_dominators before
29091 (gloog): Call recompute_all_dominators before graphite_verify.
29093 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29094 Jan Sjodin <jan.sjodin@amd.com>
29096 PR tree-optimization/38500
29097 * graphite.c (create_sese_edges): Call fix_loop_structure after
29100 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29102 * config.gcc: Add m32r*-*-rtems*.
29103 * config/m32r/rtems.h: New file.
29105 2009-01-05 Ben Elliston <bje@au.ibm.com>
29107 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29108 (.po.pox): Likewise.
29109 (po/gcc.pot): Likewise.
29111 2009-01-04 David S. Miller <davem@davemloft.net>
29113 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29114 (STARTING_FRAME_OFFSET): Always set to zero.
29116 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29118 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29119 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29120 fixed-point types, and vectors of the same.
29122 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29124 * config/mips/sync.md (*mb_barrier): Rename to...
29125 (*memory_barrier): ...this.
29127 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29129 * doc/extend.texi (Function Attributes): Move @cindex after @item
29130 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29131 and put in alphabetical order. Fix 'target' name and put in order.
29132 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29135 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29137 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29138 (memory_barrier): Expand as unspec instead of unspec_volatile.
29139 Remove mem:BLK from insn operands. Use Pmode scratch register.
29140 (*memory_barrier): Define as unspec instead of unspec_volatile.
29141 Use (match_dup 0) as input operand.
29143 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29144 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29145 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29146 scratch register. Remove operand 1.
29147 (*stbar): Define as unspec instead of unspec_volatile.
29148 Use (match_dup 0) as input operand, remove (const_int 8).
29149 (*membar): Define as unspec instead of unspec_volatile.
29150 Use (match_dup 0) as input operand, remove input operand 2.
29152 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29153 (memory_barrier): Expand as unspec instead of unspec_volatile.
29154 Remove mem:BLK from insn operands. Use Pmode scratch register.
29155 (*memory_barrier): Define as unspec instead of unspec_volatile.
29156 Use (match_dup 0) as input operand.
29158 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29159 Remove mem:BLK from insn operands. Use Pmode scratch register.
29160 Set volatile flag on operand 0.
29161 (*memory_barrier): New insn pattern.
29163 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29165 (*memory_barrier): Use (match_dup 0) as input operand.
29167 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29168 Remove mem:BLK from insn operands. Use Pmode scratch register.
29169 Set volatile flag on operand 0.
29170 (*mb_internal): New insn pattern.
29172 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29174 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29176 PR middle-end/38586
29177 * function.c (struct temp_slot): Move to the section of the file
29178 that deals with temp slots. Remove field 'address'.
29179 (temp_slot_address_table): New hash table of address -> temp slot.
29180 (struct temp_slot_address_entry): New struct, items for the table.
29181 (temp_slot_address_compute_hash, temp_slot_address_hash,
29182 temp_slot_address_eq, insert_temp_slot_address): Support functions
29184 (find_temp_slot_from_address): Rewrite to use the new hash table.
29185 (remove_unused_temp_slot_addresses): Remove addresses of temp
29186 slots that have been made available.
29187 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29188 worker function for remove_unused_temp_slot_addresses.
29189 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29190 Add the temp slot address to the address -> temp slot map.
29191 (update_temp_slot_address): Update via insert_temp_slot_address.
29192 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29193 (pop_temp_slots): Likewise.
29194 (init_temp_slots): Allocate the address -> temp slot map, or empty
29195 the map if it is already allocated.
29196 (prepare_function_start): Initialize temp slot processing.
29198 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29200 PR middle-end/38584
29201 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29202 Calculate the size of all stack vars assuming no packing of stack
29203 vars will happen, replacing a quadratic algorithm with a linear one.
29205 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29208 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29211 2009-01-03 Diego Novillo <dnovillo@google.com>
29213 * doc/contrib.texi: Update contributions.
29215 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29218 * builtins.c (fold_builtin_memory_op): Give up if either operand
29219 is volatile. Set srctype or desttype to non-qualified version
29223 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29224 and FUNCTION_DECLs.
29226 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29228 PR rtl-optimization/35805
29229 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29230 problem if fast dce is able to remove any instructions.
29231 * dce.c (dce_process_block): Fix dump message.
29233 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29236 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29238 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29240 PR middle-end/38690
29241 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29242 * tree-pretty-print.c (op_code_prio): New function.
29243 (op_prio): No longer static. Use op_code_prio.
29244 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29245 Use op_prio and op_code_prio to determine if () should be
29246 printed around operand(s) or not.
29248 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29249 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29250 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29251 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29252 pp_character instead of pp_string for single letter printing.
29254 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29256 * doc/extend.texi: Fix '#pragma GCC option' typo.
29258 2009-01-02 Richard Guenther <rguenther@suse.de>
29260 * doc/install.texi (--enable-checking): Mention different
29261 default for stage1.
29262 (--enable-stage1-checking): Document.
29264 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29266 PR middle-end/30142
29267 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29268 case to be an error.
29270 2009-01-02 Ben Elliston <bje@au.ibm.com>
29272 * config/fp-bit.h (pack_d): Constify argument.
29273 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29274 (isnan): Constify argument.
29276 (iszero): Likewise.
29277 (pack_d): Likewise.
29278 (_fpadd_parts): Constify return type.
29279 (_fpmul_parts): Likewise.
29280 (_fpdiv_parts): Likewise.
29282 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29285 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29286 warn about overwriting initializer with side-effects or
29287 -Woverride-init if !IMPLICIT.
29288 (output_init_element): Likewise. Pass IMPLICIT down to
29290 (process_init_element): Add IMPLICIT argument. Pass it down
29291 to output_init_element.
29292 (push_init_element, pop_init_level, set_designator): Adjust
29293 process_init_element callers.
29294 (set_nonincremental_init, set_nonincremental_init_from_string):
29295 Adjust add_pending_init callers.
29296 (output_pending_init_elements): Adjust output_init_element callers.
29297 * c-tree.h (process_init_element): Adjust prototype.
29298 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29299 process_init_element callers.
29302 Copyright (C) 2009 Free Software Foundation, Inc.
29304 Copying and distribution of this file, with or without modification,
29305 are permitted in any medium without royalty provided the copyright
29306 notice and this notice are preserved.