1 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
3 * tree-nested.c (convert_nonlocal_reference_stmt) <GIMPLE_COND>: New
4 case. Force using values to replace references within the statement.
5 (convert_local_reference_stmt): Likewise.
7 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
9 * gimple-low.c (lower_stmt) <GIMPLE_CALL>: If the call is noreturn,
10 remove a subsequent GOTO or RETURN statement.
12 2009-10-17 Andy Hutchinson <hutchinsonandy@aim.com>
14 * config/avr.md (*movqi): Add zero as equally preferable constraint
18 2009-10-17 Eric Botcazou <ebotcazou@adacore.com>
20 * print-tree.c (print_node): Fix string for DECL_STRUCT_FUNCTION.
22 2009-10-17 Richard Guenther <rguenther@suse.de>
24 * lto-streamer-in.c (lto_input_location): Try to reuse
27 2009-10-17 Richard Guenther <rguenther@suse.de>
29 * lto-streamer-in.c (input_gimple_stmt): Fixup FIELD_DECL
30 operands in COMPONENT_REFs.
32 2009-10-17 Anatoly Sokolov <aesok@post.ru>
34 * targhooks.c (default_libcall_value): Don't use LIBCALL_VALUE macro
35 if not defined. Change type of second argument to const_rtx.
36 (default_function_value): Call gcc_unreachable if FUNCTION_VALUE
38 * targhooks.h (default_libcall_value): Update prototype.
39 * target.h (struct gcc_target): Change type of second argument of
40 libcall_value to const_rtx.
41 * config/arm/arm.c (arm_libcall_value): Change type of second argument
43 (arm_libcall_uses_aapcs_base): Change type of argument to const_rtx.
44 * doc/tm.texi (TARGET_LIBCALL_VALUE): Revise documentation.
46 2009-10-17 Jakub Jelinek <jakub@redhat.com>
49 * debug.h (struct gcc_debug_hooks): Add assembly_start hook.
50 * cgraphunit.c (cgraph_optimize): Call it.
51 * dwarf2out.c (dwarf2out_init): Move .cfi_sections printing into...
52 (dwarf2out_assembly_start): ... here. New hook.
53 (dwarf2out_debug_hooks): Add dwarf2out_assembly_start.
54 * debug.c (do_nothing_debug_hooks): Do nothing for assembly_start
56 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Likewise.
57 * sdbout.c (sdb_debug_hooks): Likewise.
58 * vmsdbgout.c (vmsdbg_debug_hooks): Add vmsdbgout_assembly_start.
59 (vmsdbgout_assembly_start): New hook.
61 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
63 * rtl.h (RTL_LOCATION): Fix typo.
65 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
67 * print-rtl.c (print_rtx): Print locators in asm_operands
70 2009-10-17 Alexandre Oliva <aoliva@redhat.com>
73 * sched-deps.c (depl_on_debug_p): New.
74 (attach_dep_link): Reject debug deps before nondebug deps.
75 (add_to_deps_list): Insert debug deps after nondebug deps.
76 (sd_lists_empty_p): Stop at first nonempty list. Disregard debug
78 (sd_add_dep): Do not reject debug deps.
79 (add_insn_mem_dependence): Don't count debug deps.
80 (remove_from_deps): Likewise.
81 (sched_analyze_2): Set up mem deps on debug insns.
82 (sched_analyze_insn): Record reg uses for deps on debug insns.
83 * haifa-sched.c (schedule_insn): Reset deferred debug insn. Don't
84 try_ready nondebug insn after debug insn.
85 * ddg.c (create_ddg_dep_from_intra_loop_link,
86 create_ddg_dep_no_link): Don't reject debug deps.
88 2009-10-16 Richard Guenther <rguenther@suse.de>
90 * lto-symtab.c (merge_incomplete_and_complete_type): Remove.
91 (maybe_merge_incomplete_and_complete_type): Likewise.
92 (lto_symtab_merge): Do not call them. Do not warn for
93 complete vs. incomplete compatible types.
94 (lto_symtab_merge_decls_2): Simplify.
95 * gimple.c (gimple_force_type_merge): Remove.
96 (gimple_types_compatible_p): Make it static.
97 * gimple.h (gimple_force_type_merge): Remove.
98 (gimple_types_compatible_p): Likewise.
100 2009-10-16 Jakub Jelinek <jakub@redhat.com>
102 * dwarf2out.c (mem_loc_descriptor) <case ZERO_EXTRACT>: Cast
103 DWARF2_ADDR_SIZE to int to avoid signed vs. unsigned warnings.
105 2009-10-16 Richard Guenther <rguenther@suse.de>
107 PR tree-optimization/41728
108 * tree-ssa-dom.c (optimize_stmt): Mark the stmt modified
109 if fold_stmt did anything.
111 2009-10-16 Richard Guenther <rguenther@suse.de>
114 * lto-streamer-in.c (lto_input_tree_ref): Revert last change.
115 (maybe_fixup_handled_component): New function.
116 (input_gimple_stmt): Fixup mismatched decl replacements.
118 2009-10-16 Richard Guenther <rguenther@suse.de>
121 * lto-streamer-out.c (lto_output_tree_ref): Handle DEBUG_EXPR_DECL
122 the same as VAR_DECL.
124 2009-10-16 Richard Guenther <rguenther@suse.de>
126 * gimple.c (iterative_hash_gimple_type): For integer types
127 also hash their minimum and maximum values and the string flag.
128 For array types hash their domain and the string flag.
130 2009-10-16 Richard Guenther <rguenther@suse.de>
132 * gimple.c (gimple_types_compatible_p): Restrict completing
133 types to record or unions. Simplify completion.
134 Do not merge records or unions with different
135 TYPE_STRUCTURAL_EQUALITY_P tag.
136 (iterative_hash_gimple_type): Restrict non-recursing into
137 pointer targets for records and unions.
139 2009-10-15 Jakub Jelinek <jakub@redhat.com>
142 * cfgexpand.c (expand_debug_expr): Handle CONJ_EXPR.
143 * dwarf2out.c (mem_loc_descriptor): Don't handle
144 POST_INT/POST_DEC/POST_MODIFY like SUBREG. For SUBREG
145 punt if it is not lowpart subreg or if inner mode isn't
148 2009-10-16 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
150 * config/s390/s390.c (s390_z10_optimize_cmp): Skip notes when
151 investigating previous or next insns.
153 2009-10-16 Eric Botcazou <ebotcazou@adacore.com>
155 * tree-sra.c (build_ref_for_offset_1): Update comment.
157 2009-10-16 Wolfgang Gellerich <gellerich@de.ibm.com>
159 * config/s390/s390.md (atype): Added missing values.
161 2009-10-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
164 * pa.md (casesi): Use sign extended index in call to
166 (casesi64p): Update pattern to reflect above.
168 2009-10-15 Steve Ellcey <sje@cup.hp.com>
170 PR rtl-optimization/41697
171 * sel-sched-ir.h (_eligible_successor_edge_p): Check successor count.
173 2009-10-15 Michael Meissner <meissner@linux.vnet.ibm.com>
176 * config/rs6000/predicates.md: Update copyright year.
177 * config/rs6000/altivec.md: Ditto.
179 * config/rs6000/t-rs6000 (TM_H): Add rs6000-builtin.def.
180 (MD_INCLUDES): Add a2.md.
182 * config/rs6000/rs6000.c (rs6000_builtin_decls): Change
183 RS6000_BUILTIN_COUNT to MAX_RS6000_BUILTINS.
184 (builtin_classify): New static vector to classify various builtins
185 to get the tree attributes correct.
186 (def_builtin): Set the attributes of builtins based on what the
187 builtin does (i.e. memory operation, floating point, saturation
188 need special attributes, others are pure functions).
190 * config/rs6000/rs6000.h (enum rs6000_btc): New enum to classify
192 (enum rs6000_builtins): Include rs6000-builtin.def to define the
193 builtins. Change the end marker to MAX_RS6000_BUILTINS from
194 RS6000_BUILTIN_COUNT.
195 (rs6000_builtin_decls): Change RS6000_BUILTIN_COUNT to
198 * config/rs6000/rs6000-builtin.def: New file that combines the
199 builtin enumeration name and attributes.
201 2009-10-15 H.J. Lu <hongjiu.lu@intel.com>
203 * config/i386/linux.h (ASM_SPEC): Add --32.
205 2009-10-15 Jakub Jelinek <jakub@redhat.com>
207 * dwarf2out.c (dwarf_tag_name): Handle DW_TAG_rvalue_reference_type
208 and DW_TAG_template_alias.
209 (dwarf_attr_name): Handle DW_AT_main_subprogram,
210 DW_AT_data_bit_offset, DW_AT_const_expr, DW_AT_enum_class,
211 DW_AT_linkage_name, DW_AT_GNU_guarded_by, DW_AT_GNU_pt_guarded_by,
212 DW_AT_GNU_guarded, DW_AT_GNU_pt_guarded, DW_AT_GNU_locks_excluded,
213 DW_AT_GNU_exclusive_locks_required, DW_AT_GNU_shared_locks_required
214 and DW_AT_GNU_odr_signature.
215 (dwarf_form_name): Handle DW_FORM_sec_offset, DW_FORM_exprloc,
216 DW_FORM_flag_present and DW_FORM_ref_sig8.
217 (output_signature): Only print name on the first byte.
218 (output_die): Likewise for dw_val_class_data8.
220 2009-10-15 Alexander Monakov <amonakov@ispras.ru>
222 * doc/invoke.texi: Clarify that most optimizations are not enabled
225 2009-10-15 Richard Guenther <rguenther@suse.de>
228 * gimple.c (compare_type_names_p): Handle anonymous names
229 differently based on new mode argument.
230 (gimple_types_compatible_p): For structs also compare the tags.
231 (iterative_hash_type_name): Rename to ...
232 (iterative_hash_name): ... this. Hash all names.
233 (iterative_hash_gimple_type): Fix hashing the struct tag of
234 pointer targets. Hash field decl names.
236 2009-10-15 Richard Guenther <rguenther@suse.de>
239 * gimple.c (gimple_get_alias_set): Avoid recursing on
240 invalid type topology.
242 2009-10-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
244 * config/spu/spu.c (get_branch_target): Use extract_asm_operands.
246 2009-10-15 Richard Guenther <rguenther@suse.de>
248 * tree.c (free_lang_data_in_decl): Free DECL_FCONTEXT.
250 2009-10-15 Jakub Jelinek <jakub@redhat.com>
252 * config/rs6000/option-defaults.h (OPTION_DEFAULT_SPECS): Don't
253 add --with-tune{,-32,-64} configured default for -mtune if explicit
256 2009-10-14 Daniel Gutson <dgutson@codesourcery.com>
258 * config/arm/neon.md (neon_vshll_n<mode>): Checking Bounds
261 2009-10-14 DJ Delorie <dj@redhat.com>
263 * config/h8300/h8300.c (F): New.
265 (h8300_emit_stack_adjustment): Call them.
267 (h8300_push_pop): Likewise.
268 (h8300_expand_prologue): Likewise.
269 * config/h8300/h8300.h (DWARF2_DEBUGGING_INFO): Define.
270 (MUST_USE_SJLJ_EXCEPTIONS): Define.
271 (INCOMING_RETURN_ADDR_RTX): Define.
272 (INCOMING_FRAME_SP_OFFSET): Define.
273 (DWARF_CIE_DATA_ALIGNMENT): Define.
275 2009-10-14 Jakub Jelinek <jakub@redhat.com>
277 * stor-layout.c (place_field): Don't emit -Wpadded warnings for
278 fields in builtin structs.
279 (finalize_record_size): Likewise.
281 2009-10-14 Richard Guenther <rguenther@suse.de>
283 * gimple.c (gtc_ob): New global.
284 (struct type_pair_d): Replace pointers with type UIDs.
285 (type_pair_hash): Adjust.
286 (type_pair_eq): Likewise.
287 (lookup_type_pair): Likewise. Allocate from an obstack.
288 (gimple_force_type_merge): Adjust.
289 (gimple_types_compatible_p): Likewise.
290 (free_gimple_type_tables): Free the obstack.
292 2009-10-14 Jakub Jelinek <jakub@redhat.com>
294 * tree-parloops.c (separate_decls_in_region_debug_bind): Drop debug
295 stmts setting DEBUG_EXPR_DECLs.
297 * cfgexpand.c (expand_debug_expr): Ignore zero-length bitfields.
298 Don't crash if mode1 is VOIDmode.
300 2009-09-26 Vladimir Makarov <vmakarov@redhat.com>
302 * params.def (PARAM_IRA_LOOP_RESERVED_REGS): New.
303 * params.h (IRA_LOOP_RESERVED_REGS): New
304 * tree-pass.h (pass_subregs_of_mode_init,
305 pass_subregs_of_mode_finish): Remove.
306 * passes.c (pass_subregs_of_mode_init,
307 pass_subregs_of_mode_finish): Remove.
308 (pass_reginfo_init): Move before loop optimizations.
309 * config/i386/i386.h (STACK_REG_COVER_CLASS): Define.
310 * common.opt (fira-loop-pressure): New.
311 * toplev.h (flag_ira_loop_pressure): New.
312 * rtl.h (init_subregs_of_mode, finish_subregs_of_mode): New
314 * reginfo.c (init_subregs_of_mode, finish_subregs_of_mode):
315 Make external and void type functions.
316 (gate_subregs_of_mode_init, pass_subregs_of_mode_init,
317 pass_subregs_of_mode_finish): Remove.
318 * ira-costs.c (init_costs): Call init_subregs_of_mode.
319 * regmove.c: Include ira.h.
320 (regmove_optimize): Call ira_set_pseudo_classes after IRA based
321 register pressure calculation in loops.
322 * loop-invariant.c: Include REGS_H and ira.h.
323 (struct loop_data): New members max_reg_pressure, regs_ref, and
325 (struct invariant): New member orig_regno.
326 (curr_loop): New variable.
327 (find_exits): Initialize regs_ref and regs_live.
328 (create_new_invariant): Initialize orig_regno.
329 (get_cover_class_and_nregs): New.
330 (get_inv_cost): Make aregs_needed an array. Use regs_needed as an
331 array. Add code for flag_ira_loop_pressure.
332 (gain_for_invariant): Make new_regs an array. Add code for
333 flag_ira_loop_pressure.
334 (best_gain_for_invariant): Ditto.
335 (set_move_mark): New parameter gain. Use it for debugging output.
336 (find_invariants_to_move): Make regs_needed and new_regs an array.
337 Add code for flag_ira_loop_pressure.
338 (move_invariant_reg): Set up orig_regno.
339 (move_invariants): Set up reg classes for pseudos for
340 flag_ira_loop_pressure.
341 (free_loop_data): Clear regs_ref and regs_live.
342 (curr_regs_live, curr_reg_pressure, regs_set, n_regs_set,
343 get_regno_cover_class, change_pressure, mark_regno_live,
344 mark_regno_death, mark_reg_store, mark_reg_clobber,
345 mark_reg_death, mark_ref_regs, calculate_loop_reg_pressure): New.
346 (move_loop_invariants): Calculate pressure. Initialize curr_loop.
347 * ira.c (ira): Call ira_set_pseudo_classes after IRA based
348 register pressure calculation in loops if new regs were added.
349 Call finish_subregs_of_mode.
350 * opts.c (decode_options): Set up flag_ira_loop_pressure.
351 * Makefile.in (loop-invariant.o): Add ira.h.
353 * doc/invoke.texi (-fira-loop-pressure, ira-loop-reserved-regs):
355 * doc/tm.texi (STACK_REG_COVER_CLASS): Describe.
357 2009-10-14 Richard Guenther <rguenther@suse.de>
359 * lto-symtab.c (lto_symtab_compatible): Fold in ...
360 (lto_symtab_merge): ... here. Rewrite both to take the
361 prevailing and a to-be-merged entry and to queue diagnostics
363 (lto_symtab_resolve_replaceable_p): New predicate for
365 (lto_symtab_resolve_can_prevail_p): Likewise.
366 (lto_symtab_resolve_symbols): Rewrite. Fold in code that
367 handles merging commons by choosing the largest decl. Fold
368 in code that gives ODR errors.
369 (lto_symtab_merge_decls_2): Simplify a lot. Emit queued
371 (lto_symtab_merge_decls_1): Re-structure. Deal with the
372 case of no prevailing decl here. Diagnose mismatches
373 in object types here. Drop all but the prevailing decls.
374 (lto_symtab_prevailing_decl): Return the single prevailing decl.
375 * lto-streamer-in.c (lto_input_tree_ref): Deal with
376 VIEW_CONVERT_EXPRs in decl slots. Unshare the tree in this case.
378 2009-10-14 Richard Guenther <rguenther@suse.de>
381 * lto-streamer-in.c (input_bb): Replace debug stmts with
382 nops instead of dropping them.
384 2009-10-14 Nick Clifton <nickc@redhat.com>
386 * gcc/doc/extended.texi: Replace the dash character with
387 @minus{} in situations where it is being used as a minus
389 * gcc/doc/tm.texi: Likewise.
390 * gcc/doc/md.texi: Likewise.
392 2009-10-14 Jakub Jelinek <jakub@redhat.com>
394 PR preprocessor/41543
395 * input.h (BUILTINS_LOCATION): Change to 1 from 2.
396 Assert BUILTINS_LOCATION < RESERVED_LOCATION_COUNT.
397 * tree.c: Include intl.h.
398 (expand_location): Handle BUILTINS_LOCATION.
399 * Makefile.in (tree.o): Depend on intl.h.
402 * dwarf2out.c (dwarf2out_var_location): Always clear
403 last_postcall_label when changing last_label.
405 2009-10-14 Pascal Obry <obry@adacore.com>
407 * gcc.c (DEFAULT_SWITCH_CURTAILS_COMPILATION): Add -E.
408 (process_command): Handle -E as done with -c and -S. Do not add
409 the target executable suffix to the output file when -E is used.
410 (main): Adjust error message accordingly.
412 2009-10-14 Alexandre Oliva <aoliva@redhat.com>
418 * tree.c (tree_node_structure_for_code): DEBUG_EXPR_DECL uses
420 (tree_code_size): Likewise.
422 2009-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
424 * builtins.c (fold_builtin_1): Support complex "arc" functions.
425 * real.h (HAVE_mpc_arc): Define.
427 2009-10-14 Kaz Kojima <kkojima@gcc.gnu.org>
429 * config/sh/sh.c (TARGET_BUILTIN_DECL): Define.
430 (struct builtin_description): Add fndecl field.
431 (bdesc): Remove const qualifier. Update initializer.
432 (sh_media_init_builtins): Remove const qualifier for d. Record
433 the result of add_builtin_function to the fndecl field.
434 (sh_builtin_decl): New.
435 (sh_media_builtin_decl): New.
437 2009-10-14 Hans-Peter Nilsson <hp@axis.com>
440 * config/cris/cris.h (SECONDARY_RELOAD_CLASS): Handle reload
441 requests between special registers.
443 2009-10-13 Eric Botcazou <ebotcazou@adacore.com>
445 * dwarf2out.c (mem_loc_descriptor): Accept UNGT as well.
447 2009-10-13 Richard Henderson <rth@redhat.com>
449 PR tree-optimization/41377
450 * tree-eh.c (unsplit_eh): Propagate degenerate PHIs.
451 (cleanup_empty_eh_merge_phis): New change_region parameter;
452 pass it on to redirect_eh_edge_1. Update callers.
453 (cleanup_empty_eh_unsplit): Don't require an existing EH label
454 at the destination block.
456 2009-10-13 Basile Starynkevitch <basile@starynkevitch.net>
458 * passes.c (register_pass): Replaced gcc_unreachable by
459 fatal_error on failure. Mentions plugins in comments & messages.
461 2009-10-13 Jakub Jelinek <jakub@redhat.com>
464 * rtl.h (DEBUG_EXPR_TREE_DECL): Define.
465 * sched-vis.c (print_value): Use it.
466 * cselib.c (cselib_hash_rtx): Likewise.
467 * print-rtl.c (print_rtx): Likewise.
468 * cfgexpand.c (expand_debug_rtx): Likewise.
469 * var-tracking.c (vt_expand_loc_callback): Likewise.
471 2009-10-13 Richard Guenther <rguenther@suse.de>
474 * opts.c (handle_option): Split out code to handle setting
475 the options flag var ...
476 (set_option): ... here.
477 * opts.h (set_option): Declare.
478 * lto-opts.c (register_user_option_p): Include -fexceptions
479 and all position independent code variants.
480 (handle_common_option): Remove.
481 (lto_reissue_options): Use set_option.
483 2009-10-13 Martin Jambor <mjambor@suse.cz>
485 PR tree-optimization/41661
486 * ipa-prop.c (compute_complex_pass_through): Allow only operations
487 that are tcc_comparisons or do not change the type in any
489 * ipa-cp.c (ipcp_lattice_from_jfunc): Request boolean type when
490 folding tcc_comparison operations.
492 2009-10-13 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
494 * config/s390/s390.c (s390_encode_section_info): Handle BLKmode
497 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
503 * tree.def (DEBUG_EXPR_DECL): New.
504 * rtl.def (DEBUG_EXPR): New.
505 * gengtype.c (adjust_field_rtx_def): Handle it.
506 * tree-ssa.c (propagate_var_def_into_debug_stmts): Rename to...
507 (insert_debug_temp_for_var_def): ... this. Drop support for
508 moving. Take iterator for def stmt; insert debug stmt before it.
509 Scan early for use count and kind in debug stmts.
510 (propagate_defs_into_debug_stmts): Rename to...
511 (insert_debug_temps_for_defs): ... this. Likewise.
512 * tree.h (DEBUG_TEMP_UID): New.
513 * tree.c (next_debug_decl_uid): New.
514 (make_node_stat): Count debug decls separately.
515 (copy_node_stat): Likewise.
516 * cfgexpand.c (expand_debug_expr): Handle DEBUG_EXPR_DECL.
517 * var-tracking.c (dv_is_decl_p): Recognize it.
518 (VALUE_RECURSED_INTO): Apply to DEBUG_EXPRs too.
519 (track_expr_p): Track expanded DEBUG_EXPR_DECLs.
520 (vt_expand_loc_callback): Expand DEBUG_EXPRs.
521 (emit_note_insn_var_location): Don't emit notes for DEBUG_EXPR_DECLs.
522 * cselib.c (rtx_equal_for_cselib_p): Handle DEBUG_EXPR.
523 (cselib_hash_rtx): Likewise.
524 (cselib_expand_value_rtx_1): Use callback for DEBUG_EXPR.
525 * tree-ssa-operands.c (get_expr_operands): Skip DEBUG_EXPR_DECLs in
527 * emit-rtl.c (verify_rtx_sharing): Handle DEBUG_EXPR and VALUE.
528 (copy_rtx_if_shared_1, reset_used_flags, set_used_flags): Likewise.
529 * rtl.c (copy_rtx): Likewise.
530 (rtx_equal_p_cb, rtx_equal_p): Handle DEBUG_EXPR.
531 * print-rtl.c (print_rtx): Likewise.
532 * sched-vis.c (print_value): Likewise.
533 (print_insn): Handle DEBUG_EXPR_DECL.
534 * tree-dump.c (dequeue_and_dump): Likewise.
535 * tree-pretty-print.c (dump_decl_name, dump_generic_node): Likewise.
536 * gimple-iterator (gsi_replace): Check for same lhs.
537 (gsi_remove): Insert debug temps.
538 * tree-ssa-loop-im.c (rewrite_reciprocal): Replace with same lhs.
539 (move_computations_stmt): Drop explicit propagation into debug stmts.
540 (rewrite_bittest): Likewise. Use gsi_remove for propagation.
541 * tree-ssa-reassoc.c (rewrite_expr_tree, linearize_expr): Likewise.
542 * tree-ssa-sink.c (statement_sink_location): Likewise.
543 * tree-ssa-forwprop (forward_propagate_addr_expr): Likewise.
544 * tree-ssanames.c (release_ssa_name): Adjust for rename.
545 * tree-flow.h: Likewise.
546 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Don't mark
547 debug temps without values.
548 (eliminate_unnecessary_stmts): Don't discard just-inserted
551 2009-10-12 Hans-Peter Nilsson <hp@axis.com>
554 * config/cris/cris.md (andu): Check that operand 1 is one of the
555 general registers. Fix typo in head comment.
557 2009-10-12 Stefan Dösinger <stefan@codeweavers.com>
559 * config/i386/i386.md (vswapmov): New.
560 * config/i386/i386.c (ix86_handle_fndecl_attribute): New.
561 (ix86_function_ms_hook_prologue): New.
562 (ix86_expand_prologue): Handle ms_hook_prologue attribute.
563 * configure.ac: Test for swap suffix support in as.
564 * configure: Rebuild.
566 2009-10-12 Jakub Jelinek <jakub@redhat.com>
569 * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
570 paradoxical subregs to prevent partial register stalls if the inner
571 mode is integer mode.
573 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
575 * config/i386/i386.md (*setcc_<mode>_2): Remove insn pattern.
577 2009-10-12 Dodji Seketeli <dodji@redhat.com>
580 * gcc/dwarf2out.c (template_parameter_pack_die,
581 gen_formal_parameter_pack_die): Use add_name_and_src_coords_attributes.
583 2009-10-12 Alexandre Oliva <aoliva@redhat.com>
586 * tree-into-ssa.c (insert_phi_nodes_for): Build debug bind stmts
588 (maybe_register_def): Likewise. Take stmt iterator.
589 (rewrite_update_stmt): Take stmt iterator and pass it on.
590 (rewrite_update_enter_block): Pass stmt iterator.
592 2009-10-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
594 * config/spu/spu.c (TARGET_BUILTIN_DECL): Define.
595 (spu_builtin_decl): New function.
597 2009-10-12 Uros Bizjak <ubizjak@gmail.com>
599 * config/i386/i386.md (SWIM): New mode iterator.
600 (mov<mode>cc): Macroize expander from mov{qi,hi,si,di}cc patterns
601 using SWIM mode iterator.
602 (x86_mov<mode>cc_0_m1): Macroize insn from x86_mov{si,di}cc_0_m1
603 patterns using SWI48 mode iterator.
604 (*x86_mov<mode>cc_0_m1_se): Macroize insn from
605 *x86_mov{si,di}cc_0_m1_se patterns using SWI48 mode iterator.
606 (*x86_mov<mode>cc_0_m1_neg): New insn pattern.
607 (*mov<mode>cc_noc): Macroize insn from *mov{hi,si,di}cc_noc
608 patterns using SWI248 mode iterator.
609 * config/i386/i386.c (ix86_expand_int_movcc): Update the call to
610 gen_x86_movdicc_0_m1_rex64 for renamed function
612 2009-10-11 Jose Ruiz <ruiz@adacore.com>
613 Eric Botcazou <ebotcazou@adacore.com>
616 * config/sparc/sol2.h (MD_UNWIND_SUPPORT): Define.
617 * config/sparc/sol2-unwind.h: New file.
619 2009-10-11 Olivier Hainque <hainque@adacore.com>
620 Eric Botcazou <ebotcazou@adacore.com>
623 * config/i386/sol2.h (MD_UNWIND_SUPPORT): Define.
624 * config/i386/sol2-unwind.h: New file.
626 2009-10-11 H.J. Lu <hongjiu.lu@intel.com>
629 * config/i386/i386.md (addsi_1_zext): Get the proper second
632 2009-10-11 Richard Sandiford <rdsandiford@googlemail.com>
634 * simplify-rtx.c (simplify_replace_rtx): Use rtx_equal_p for
635 all OLD_RTXes, not just REGs. Use copy_rtx to create the
638 2009-10-11 Richard Guenther <rguenther@suse.de>
640 * gimple.c (iterative_hash_type_name): Do not handle special
643 2009-10-11 Uros Bizjak <ubizjak@gmail.com>
645 * config/i386/i386.md (*setcc_di_1): New insn_and_split pattern.
646 (*setcc_si_1_and): Ditto.
647 (*setcc_si_1_movzbl): Ditto.
648 (*setcc_<mode>_2): Ditto.
649 (*setcc_qi): Rename from *setcc_1.
650 (*setcc_qi_slp): Rename from *setcc_2.
652 (*zero_extendqihi2_movzbw_and splitter): Use ix86_expand_clear.
653 (*zero_extendqisi2_movzbw_and splitter): Ditto.
655 * config/i386/i386.c (ix86_expand_clear): Remove reload_completed from
656 "if" condition, there is already assert with reload_completed present.
658 2009-10-11 Gerald Pfeifer <gerald@pfeifer.com>
660 * plugin.c (try_init_one_plugin): Improve constness of variable err.
662 2009-10-10 Gerald Pfeifer <gerald@pfeifer.com>
664 * doc/install.texi (Final install): Refer to
665 http://gcc.gnu.org/bugs/ for bug reporting.
667 2009-10-10 Peter Bergner <bergner@vnet.ibm.com>
669 * configure.ac: Add test for dci instruction.
670 * configure: Regenerate.
671 * config.in: Likewise.
672 * config.gcc: Handle --with-cpu=476 and --with-cpu=476fp.
673 * doc/invoke.texi: Add cpu_type 476 and 476fp.
674 (-mmulhw): Add 476 to description.
676 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=476.
677 * config/rs6000/rs6000.c (processor_costs): Add ppc476_cost.
678 (processor_target_table): Add 476 and 476fp entries.
679 (rs6000_override_options): Use ppc476_cost for PROCESSOR_PPC476.
680 (rs6000_issue_rate): Add CPU_PPC476.
681 * config/rs6000/rs6000.h (ASM_CPU_476_SPEC): Define.
682 (ASM_CPU_SPEC): Pass %(asm_cpu_476) for -mcpu=476 and -mcpu=476fp.
683 (processor_type): Add PROCESSOR_PPC476.
684 (EXTRA_SPECS): Add asm_cpu_476 string.
685 * config/rs6000/rs6000.md: (define_attr "type"): Add isel attribute.
686 (define_attr "cpu"): Add ppc476.
688 Update comments for 476.
689 (isel_signed, isel_unsigned): Change to use "isel" type attribute.
690 * config/rs6000/vxworks.h (CPP_SPEC): Handle 464 and 476.
691 Update copyright year.
692 * config/rs6000/476.md: New file.
693 * config/rs6000/40x.md: Add description for "isel" attribute.
694 Update copyright year.
695 * config/rs6000/440.md: Likewise.
696 * config/rs6000/603.md: Likewise.
697 * config/rs6000/6xx.md: Likewise.
698 * config/rs6000/7450.md: Likewise.
699 * config/rs6000/7xx.md: Likewise.
700 * config/rs6000/8540.md: Likewise.
701 * config/rs6000/cell.md: Likewise.
702 * config/rs6000/e300c2c3.md: Likewise.
703 * config/rs6000/e500mc.md: Likewise.
704 * config/rs6000/mpc.md: Likewise.
705 * config/rs6000/power4.md: Likewise.
706 * config/rs6000/power5.md: Likewise.
707 * config/rs6000/power6.md: Likewise.
708 * config/rs6000/power7.md: Likewise.
709 * config/rs6000/rios1.md: Likewise.
710 * config/rs6000/rios2.md: Likewise.
711 * config/rs6000/rs64.md: Likewise.
713 2009-10-10 Richard Guenther <rguenther@suse.de>
715 PR tree-optimization/41654
716 * tree-ssa-ifcombine.c (ifcombine_ifandif): Properly canonicalize
717 a cond expr before calling gimple_cond_set_condition_from_tree.
718 (ifcombine_iforif): Likewise.
720 2009-10-09 Ian Lance Taylor <iant@google.com>
722 * configure.ac: Use AC_SEARCH_LIBS to find dlopen.
723 * configure: Rebuild.
725 2009-10-09 Neil Vachharajani <nvachhar@google.com>
727 * doc/cpp.texi (Other Directives): Do not list #ident and #sccs as
730 2009-10-09 Richard Guenther <rguenther@suse.de>
733 * target-def.h (TARGET_BUILTIN_DECL): Define.
734 (TARGET_INITIALIZER): Add TARGET_BUILTIN_DECL.
735 * target.h (struct gcc_target): Add builtin_decl target hook.
736 * doc/tm.texi (TARGET_BUILTIN_DECL): Document.
737 * lto-streamer-in.c (lto_get_builtin_tree): Fix handling of
739 * lto-streamer-out.c (lto_output_tree_pointers): Use sorry,
741 (lto_output_builtin_tree): Sorry if the target does not support
742 streaming target builtins.
743 * config/rs6000/rs6000.c (TARGET_BUILTIN_DECL): Define.
744 (rs6000_builtin_decl): New function.
745 * config/i386/i386.c (TARGET_BUILTIN_DECL): Define.
746 (ix86_builtin_decl): New function.
748 2009-10-09 Jakub Jelinek <jakub@redhat.com>
750 PR preprocessor/41445
751 * c-ppoutput.c (do_line_change): New function.
752 (cb_line_change): Use it.
753 (scan_translation_unit): Call do_line_change if
754 avoid_paste or PREV_WHITE and token location is on a different line
758 * dwarf2out.c (dwarf2out_init): Test whether
759 HAVE_GAS_CFI_SECTIONS_DIRECTIVE is non-zero instead of checking
762 PR rtl-optimization/41646
763 * calls.c (expand_call): For BLKmode types returned in registers
764 avoid likely spilled hard regs in copy_blkmode_from_reg generated
767 2009-10-09 Richard Guenther <rguenther@suse.de>
769 PR tree-optimization/41634
770 * tree-ssa-dom.c (remove_local_expressions_from_table): Assert
771 we remove the correct elements.
772 (optimize_stmt): Make sure to update stmt operands before
773 optimizing redundancies.
775 2009-10-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
777 * config/s390/s390.md ("prefetch"): Remove stcmh for prefetching.
779 2009-10-09 Richard Guenther <rguenther@suse.de>
782 * lto-wrapper.c (ltrans_output_file, flto_out, args_name): New
784 (lto_wrapper_exit): New function.
786 (fatal_perror): Likewise.
787 (fork_execute): Use global args_name, do not free it.
788 (run_gcc): Use global ltrans_output_file, flto_out, do not free them.
789 * lto-streamer.h: Remove duplicate prototypes.
791 2009-10-09 Richard Guenther <rguenther@suse.de>
793 * cgraph.c (cgraph_create_edge): Check for NULL call_stmt
794 before calling stmt_can_throw_external.
796 2009-10-09 Eric Botcazou <ebotcazou@adacore.com>
798 PR tree-optimization/40071
799 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Build a ref-all
800 pointer if the original data reference doesn't conflict with the
801 created vector data reference. Fix long line.
803 2009-10-09 Uros Bizjak <ubizjak@gmail.com>
805 * config/i386/i386.md (any_div): New code iterator.
806 (u): Handle div and udiv.
808 (<u>divqi3): Macroize insn from {,u}divqi3 using any_div
810 (lfloor<MODEF:mode><SWI48:mode>2): Macroize insn from
811 lfloor<mode>{si,di}2 patterns using SWI48 mode iterator.
812 (lceil<MODEF:mode><SWI48:mode>2): Macroize insn from
813 lceil<mode>{si,di}2 patterns using SWI48 mode iterator.
815 2009-10-08 Joseph Myers <joseph@codesourcery.com>
817 * gcc.c (main): Remove trailing "." from diagnostics.
819 2009-10-08 Cary Coutant <ccoutant@google.com>
821 Add support for debugging with ICF (Identical Code Folding).
822 * calls.c (debug.h): New #include.
823 (emit_call_1): Call virtual_call_token debug hook.
824 * common.opt (-fenable-icf-debug): New option.
825 * dwarf2out.c (dwarf2_debug_hooks): Add entries for new hooks (two
826 locations in the source).
827 (poc_label_num): New variable.
828 (dcall_entry, vcall_entry): New typedefs.
829 (dcall_table, vcall_table): New variables.
830 (struct vcall_insn): New type.
831 (vcall_insn_table): New variable.
832 (DEBUG_DCALL_SECTION, DEBUG_VCALL_SECTION): New macros.
833 (size_of_dcall_table): New function.
834 (output_dcall_table): New function.
835 (size_of_vcall_table): New function.
836 (output_vcall_table): New function.
837 (dwarf2out_direct_call): New function.
838 (vcall_insn_table_hash): New function.
839 (vcall_insn_table_eq): New function.
840 (dwarf2out_virtual_call_token): New function.
841 (dwarf2out_virtual_call): New function.
842 (dwarf2out_init): Allocate new tables and sections.
843 (prune_unused_types): Mark DIEs referenced from direct call table.
844 (dwarf2out_finish): Output direct and virtual call tables.
845 * final.c (final_scan_insn): Call direct_call and virtual_call
847 * debug.h (struct gcc_debug_hooks): Add direct_call,
848 virtual_call_token, virtual_call hooks.
849 (debug_nothing_uid): New function.
850 * debug.c (do_nothing_debug_hooks): Add dummy entries for new hooks.
851 (debug_nothing_uid): New function.
852 * dbxout.c (dbx_debug_hooks): Add dummy entries for new hooks.
853 (xcoff_debug_hooks): Likewise.
854 * sdbout.c (sdb_debug_hooks): Likewise.
855 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
856 * doc/invoke.texi (-fenable-icf-debug): New option.
858 2009-10-08 Alexandre Oliva <aoliva@redhat.com>
861 * regmove.c (regmove_backward_pass): Replace src with dst in the
862 debug insn, and check for dst before rather than after.
864 2009-10-08 Janis Johnson <janis187@us.ibm.com>
866 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Remove.
867 (TARGET_DELEGITIMIZE_ADDRESS): Likewise.
869 2009-10-08 Jan Hubicka <jh@suse.cz>
872 * cgraphbuild.c (record_reference): When parameter DATA is NULL,
873 do not mark cgraph nodes as needed.
874 (record_references_in_initializer): Add new only_vars parameter.
875 * cgraph.h (record_references_in_initializer): New parameter.
876 * varasm.c (assemble_variable): Update call.
877 * varpool.c (varpool_analyze_pending_decls): Always look for
880 2009-10-08 Anatoly Sokolov <aesok@post.ru>
882 * config/avr/avr.c (last_insn_address) Remove variable.
883 (expand_prologue): Don't initialise last_insn_address variable.
884 (final_prescan_insn): Don't output insn size.
885 * config/avr/avr.opt (msize): Remove switch.
886 * doc/invoke.texi (AVR Options): Remove documentation of -msize
889 2009-10-08 Adam Nemet <anemet@caviumnetworks.com>
891 * combine.c (label_tick_ebb_start): Fix comment.
892 (combine_instructions): Set label_tick and label_tick_ebb_start before
893 calling setup_incoming_promotions. Start them from 1. Increment
894 label_tick instead of deriving it from the BB index. Rather than
895 comparing ticks use the block from the previous iteration to decide
896 whether to start a new EBB. Remove empty lines before function.
898 2009-10-08 Michael Matz <matz@suse.de>
901 * builtins.c (fold_builtin_isascii): Use fold_build2.
902 (fold_builtin_isdigit): Ditto.
903 * except.c (duplicate_eh_regions_1): Tolerate NULL labels.
904 * tree-cfg.c (struct rus_data, remove_useless_stmts_warn_notreached,
905 remove_useless_stmts_cond, remove_useless_stmts_tf,
906 remove_useless_stmts_tc, remove_useless_stmts_bind,
907 remove_useless_stmts_goto, remove_useless_stmts_label,
908 remove_useless_stmts_1, remove_useless_stmts,
909 pass_remove_useless_stmts): Remove.
910 * tree-pass.h (pass_remove_useless_stmts): Don't declare.
911 * passes.c (init_optimization_passes): Don't add
912 pass_remove_useless_stmts.
913 * tree-eh.c (lower_eh_constructs_2): Handle empty cleanups.
914 * tree.c (free_lang_data_in_decl): Don't clear DECL_INITIAL of
916 * lto-symtab.c (lto_symtab_register_decl): Accepts DECL_INITIAL
917 for static constants.
918 * lto-streamer-out.c (output_gimple_stmt): Handle GIMPLE_NOP.
919 * lto-streamer-in.c (input_gimple_stmt): Handle GIMPLE_NOP.
921 2009-10-08 Richard Guenther <rguenther@suse.de>
923 * gimple.c (free_gimple_type_tables): New function.
924 * gimple.h (free_gimple_type_tables): Declare.
926 2009-10-07 Mark Heffernan <meheff@google.com>
928 * ipa-prop.c (ipa_print_node_params) Only print
929 names of named arguments.
931 2009-10-08 Rafael Avila de Espindola <espindola@google.com>
933 * gcc.c (LINK_COMMAND_SPEC): Pass libc with -pass-through if it is
934 being statically linked.
936 2009-10-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
938 * collect2.c (add_lto_object): Only define if OBJECT_FORMAT_NONE.
940 2009-10-08 Jan Hubicka <jh@suse.cz>
943 * ipa.c (cgraph_externally_visible_p,
944 function_and_variable_visibility,
945 whole_program_function_and_variable_visibility): Skip non-finalized
948 2009-10-08 Nick Clifton <nickc@redhat.com>
950 * config/mn10300/mn10300.h (CONSTANT_ADDRESS_P): Do not allow
953 2009-10-08 Andreas Tobler <a.tobler@schweiz.org>
956 * config.host: Use config/x-cflags-O1 for powerpc FreeBSD.
958 2009-10-07 Joseph Myers <joseph@codesourcery.com>
961 * c-common.c (c_fully_fold_internal): Strip nops from the result
962 of recursive calls to c_fully_fold_internal.
963 (c_wrap_maybe_const): New.
964 (c_save_expr): Use c_wrap_maybe_const.
965 * c-common.h (c_wrap_maybe_const): Declare.
966 * c-typeck.c (build_conditional_expr, c_finish_stmt_expr,
967 build_binary_op): Use c_wrap_maybe_const.
969 2009-10-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
971 * real.c: Fix comment to reflect actual exponent size.
973 2009-10-08 Ben Elliston <bje@au.ibm.com>
975 * config/rs6000/a2.md: Add FSF comment header.
977 2009-10-07 Uros Bizjak <ubizjak@gmail.com>
979 * config/i386/i386.md (any_extend): New code iterator.
980 (u, s): New code attributes.
982 (DWIH): Rewrite as code iterator for SI and DI modes.
983 (DWI): Rewrite as mode attribute.
984 (dwi): New mode attribute.
985 (di): Depend on SI mode and DI mode.
986 (doubleint_general_operand): Remove mode attribute.
988 (*lea_1): Macroize insn from *lea_1_rex64 and *lea_1 patterns using
991 (*add<mode>3_doubleword): Use DWIH as the base mode iterator.
992 (*sub<mode>3_doubleword): Ditto.
994 (mul<mode>3): Macroize expander from mul{hi,si,di}3 patterns
995 using SWIM248 mode iterator.
996 (*mul<mode>3_1): Macroize insn from mul{si,di}3_1 patterns
997 using SWI48 mode iterator.
998 (<u>mul<mode><dwi>3): Macroize expander from {,u}mul{sidi,diti}3
999 patterns using DWIH mode iterator and any_extend code iterator.
1000 (<u>mulqihi3): Macroize expander from {,u}mulqihi3 patterns
1001 using any_extend code iterator.
1002 (*<u>mul<mode><dwi>3_1): Macroize insn from {,u}mul{sidi,diti}3_1
1003 patterns using DWIH mode iterator and any_extend code iterator.
1004 (*<u>mulqihi3_1): Macroize insn from {,u}mulqihi3_1 patterns
1005 using any_extend code iterator.
1006 (<s>mul<mode>3_highpart): Macroize expander from
1007 {s,u}mul{si,di}3_highpart patterns using DWIH mode iterator
1008 and any_extend code iterator.
1009 (*<s>muldi3_highpart_1): Macroize insn from
1010 *{s,u}muldi3_highpart_rex64 patterns using any_extend code iterator.
1011 (*<s>mulsi3_highpart_1): Macroize insn from *{s,u}mulsi3_highpart_1
1012 patterns using any_extend code iterator.
1013 (*<s>mulsi3_highpart_zext): Macroize insn from
1014 *{s,u}mulsi3_highpart_zext patterns using any_extend code iterator.
1016 2009-10-07 Jakub Jelinek <jakub@redhat.com>
1018 * dwarf2out.c (tree_add_const_value_attribute_for_decl): Don't add
1019 DW_AT_const_value if VAR_DIE already has DW_AT_abstract_origin
1020 refering to a DIE with DW_AT_const_value.
1022 2009-10-07 Vladimir Makarov <vmakarov@redhat.com>
1025 * ira-lives.c (check_and_make_def_conflict): Process all operands.
1027 2009-10-06 Jan Hubicka <jh@suse.cz>
1029 * cgraph.c (cgraph_node_can_be_local): Handle externally visible nodes
1032 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1034 * config/i386/i386.md (*lea_1_rex64, *lea_1, *lea_1_zext,
1035 *lea_2_rex64): Move before *add<mode>_1 pattern.
1037 2009-10-07 Jan Hubicka <jh@suse.cz>
1039 * collect2.c (main): Add -fno-whole-program.
1040 * gcc.c (set_collect_gcc_options): Do not remove whole program here.
1042 2009-10-07 Jan Hubicka <jh@suse.cz>
1044 * lto-symtab.c (lto_cgraph_replace_node): Assert that inline clones
1045 has no address taken.
1046 * cgraph.c (cgraph_mark_needed_node): Assert that inline clones are
1048 (cgraph_clone_node): Clear externally_visible flag for clones.
1049 * cgraph.h (cgraph_only_called_directly_p,
1050 cgraph_can_remove_if_no_direct_calls_p): New predicates.
1051 * tree-pass.h (pass_ipa_whole_program_visibility): Declare.
1052 * ipa-cp.c (ipcp_cloning_candidate_p): Use new predicate.
1053 (ipcp_initialize_node_lattices, ipcp_estimate_growth,
1054 ipcp_insert_stage): Likwise.
1055 * cgraphunit.c (cgraph_decide_is_function_needed): Do not compute
1056 externally_visible flag.
1057 (verify_cgraph_node): Verify that inline clones look right.
1058 (process_function_and_variable_attributes): Do not set
1059 externally_visible flags.
1060 (ipa_passes): Avoid executing small_ipa_passes at LTO stage; they've
1062 * lto-cgraph.c (lto_output_node): Assert that inline clones are not
1064 * ipa-inline.c (cgraph_clone_inlined_nodes): Use new predicates;
1065 clear externally_visible when turning into inline clones
1066 (cgraph_mark_inline_edge): Use new predicates.
1067 (cgraph_estimate_growth): Likewise.
1068 (cgraph_decide_inlining): Likewise.
1069 * ipa.c (cgraph_postorder): Likewise.
1070 (cgraph_remove_unreachable_nodes): Likewise; sanity check
1071 that inline clones are not needed.
1072 (cgraph_externally_visible_p): New predicate.
1073 (function_and_variable_visibility): Add whole_program parameter;
1074 always set externally_visible flag; handle COMDAT function
1076 (local_function_and_variable_visibility): New function.
1077 (gate_whole_program_function_and_variable_visibility): New function.
1078 (whole_program_function_and_variable_visibility): New function.
1079 (pass_ipa_whole_program_visibility): New function.
1080 * passes.c (init_optimization_passes): Add whole program visibility
1082 (do_per_function_toporder, function_called_by_processed_nodes_p): Do
1083 not care about needed/reachable flags.
1084 * varpool.c: Include flags.h
1085 (decide_is_variable_needed): When doing LTO assume whole-program mode.
1086 (varpool_finalize_decl): When we are in LTO read-back, all variables
1088 (varpool_analyze_pending_decls): Skip analyzis of analyzed vars.
1090 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1092 * config/s390/tpf.h (TARGET_DEFAULT): Remove MASK_HARD_FLOAT and
1095 2009-10-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1097 * config.gcc: Don't include the makefile fragments intended for
1099 * config/s390/fixdfdi.h: File removed.
1100 * config/s390/libgcc-glibc.ver: File removed.
1101 * config/s390/s390.h: Remove the fixdfdi.h hack.
1102 * config/s390/t-crtstuff: File moved to libgcc dir.
1103 * config/s390/t-linux: Likewise.
1104 * config/s390/t-tpf: libgcc specific parts removed.
1105 * config/s390/t-linux64: Likewise.
1107 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1109 * Makefile.in (lto-wrapper): Use COMPILER and ALL_COMPILERFLAGS.
1110 (lto-compress.o): Likewise.
1112 2009-10-07 Danny Smith <dannysmith@users.sourceforge.net>
1115 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't propagate
1116 dllexport to class members here.
1117 (i386_pe_determine_dllimport_p): Only check static class data for
1119 (i386_pe_encode_section_info): Don't recheck DECL_DLLIMPORT_P.
1120 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Only check
1121 functions for vague linkage.
1122 (i386_pe_type_dllexport_p): Fix formatting.
1123 (maybe_add_dllexport) New function.
1124 (i386_pe_adjust_class_at_definition): Use it to propagate dllexport
1127 2009-10-07 Ben Elliston <bje@au.ibm.com>
1129 * config/rs6000/a2.md: Remove duplicated lines.
1131 2009-10-07 Ben Elliston <bje@au.ibm.com>
1133 * config.gcc (powerpc*-*-*): Handle a2.
1134 * config/rs6000/rs6000.md (cpu): Add ppca2. Include "a2.md".
1135 * config/rs6000/a2.md: New file.
1136 * config/rs6000/rs6000.opt (mno-update): New.
1137 (mupdate): Return to using a mask, not a var.
1138 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add support for a2.
1139 (enum processor_type): Add PROCESSOR_PPCA2.
1140 * config/rs6000/rs6000.c (ppca2_cost): New costs.
1141 (rs6000_override_options): Add "a2" to processor_target_table.
1142 Update rs6000_always_hint logic. Correctly set rs6000_cost for a2.
1143 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mcpu=a2.
1145 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1147 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
1148 Use explicit gen_truncxfsf2 and gen_truncxfdf2 references to avoid
1149 reference to nonexistent gen_truncxfxf2 function.
1151 2009-10-06 Uros Bizjak <ubizjak@gmail.com>
1153 * config/i386/i386.md (SWI48, SDWIM, DWI): New mode iterators.
1154 (DWIH, g, di, doubleint_general_operand): New mode attributes.
1155 (general_operand): Handle TI mode.
1156 (add<mode>3): Macroize expander from add{qi,hi,si,di,ti}3 patterns
1157 using SDWIM mode iterator.
1158 (*add<mode>3_doubleword): New insn_and_split pattern. Macroize
1159 pattern from *add{di,ti}3_1 patterns and corresponding splitters
1160 using DWI mode iterator.
1161 (add<mode>3_carry): Macroize insn from add{qi,hi,si,di}3_carry
1162 patterns using SWI mode iterator.
1163 (*add<mode>3_cc): Macroize insn from add{si,di}3_cc patterns
1164 using SWI48 mode iterator.
1165 (*add<mode>_1): Ditto from add{si,di}_1 patterns.
1166 (*add<mode>_2): Ditto from add{si,di}_2 patterns.
1167 (*add<mode>_3): Ditto from add{si,di}_3 patterns.
1168 (*add<mode>_5): Ditto from add{si,di}_5 patterns.
1169 (sub<mode>3): Macroize expander from sub{qi,hi,si,di,ti}3 patterns
1170 using SDWIM mode iterator.
1171 (*sub<mode>3_doubleword): New insn_and_split pattern. Macroize
1172 pattern from *sub{di,ti}3_1 patterns and corresponding splitters
1173 using DWI mode iterator.
1174 (sub<mode>3_carry): Macroize insn from sub{qi,hi,si,di}3_carry
1175 patterns using SWI mode iterator.
1176 (*sub<mode>_1): Ditto from from sub{qi,hi,si,di}_1 patterns.
1177 (*sub<mode>_2): Ditto from sub{qi,hi,si,di}_2 patterns.
1178 (*sub<mode>_3): Ditto from sub{qi,hi,si,di}_3 patterns.
1179 (<plusminus_insn>xf3): Macroize expander from addxf3 and subxf3
1180 patterns using plusminus code iterator.
1181 (<plusminus_insn><mode>3): Macroize expander from add<mode>3 and
1182 sub<mode>3 patterns using plusminus code iterator.
1183 * config/i386/i386.c (override_options): Update the call to
1184 gen_subdi_carry_rex64 for renamed function.
1185 (ix86_expand_int_addcc): Update calls to gen_subdi3_carry_rex64
1186 and gen_adddi3_carry_rex64 for renamed functions. Use indirect
1187 calls to instruction expanders.
1189 2009-10-06 Martin Jambor <mjambor@suse.cz>
1192 * opts.c (decode_options): Run IPA-SRA at -O2.
1194 2009-10-06 Richard Guenther <rguenther@suse.de>
1196 * lto-symtab.c (lto_symtab_entry_hash): Hash strings, not pointers.
1198 2009-10-06 Tobias Burnus <burnus@net-b.de>
1201 * doc/invoke.texi (-flto,-fwhole-program): Make clear that the
1202 -flto and -fwhole-program flags can be combined.
1204 2009-10-06 Ryan Mansfield <rmansfield@qnx.com>
1207 * gcc.c (process_command): Check that -o argument was specified.
1209 2009-10-06 Jerry Quinn <jlquinn@optonline.net>
1211 * gimple.c (gimple_type_hash): Use CONST_CAST_TREE to fix compilation.
1213 2009-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1215 * c.opt (Wjump-misses-init): Fix typo to enable for ObjC.
1216 * doc/invoke.texi (Warning Options): Annotate allowed languages
1217 for -Wunsuffixed-float-constants.
1219 2009-10-05 Jakub Jelinek <jakub@redhat.com>
1221 * dwarf2out.c (modified_type_die): Don't add DW_AT_name to
1222 DW_TAG_{const,volatile}_type if its DW_AT_type already has the
1223 same name and isn't the main variant.
1226 * dwarf2out.c (loc_by_reference): Removed.
1227 (dw_loc_list_1): New function.
1228 (dw_loc_list): Remove toplev argument, add want_address argument.
1229 Don't look at decl_by_reference_p at all. Use dw_loc_list_1.
1230 (loc_list_from_tree) <case VAR_DECL>: Pass want_address rather than
1231 want_address == 2 to dw_loc_list. For successful dw_loc_list
1232 set have_address to 1 only if want_address is not 0.
1234 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1236 * config/mips/mips-protos.h (mips_trampoline_code_size): Declare.
1237 * config/mips/mips.h (TRAMPOLINE_SIZE): Redefine as the size of
1238 a code block followed by two pointers.
1239 (TRAMPOLINE_ALIGNMENT): Define to 64 for 32-bit targets too.
1240 * config/mips/mips.c (MIPS_LOAD_PTR): New macro.
1241 (MIPS_MOVE): Likewise.
1242 (MIPS_LUI): Likewise.
1243 (MIPS_JR): Likewise.
1244 (MIPS_BAL): Likewise.
1245 (MIPS_NOP): Likewise.
1246 (mips_asm_trampoline_template): Delete.
1247 (mips_trampoline_code_size): New function.
1248 (mips_trampoline_init): Add shorter sequences for all cases
1249 except Pmode == DImoe && !TARGET_USE_PIC_FN_ADDR_REG.
1250 Calculate the opcodes directly, rather than copying from a template.
1251 Only flush the code part of the trampoline.
1252 (TARGET_ASM_TRAMPOLINE_TEMPLATE): Delete.
1254 2009-10-05 Richard Sandiford <rdsandiford@googlemail.com>
1256 * config/mips/mips.h (DWARF_FRAME_RETURN_COLUMN): Replace
1257 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM.
1258 (INCOMING_RETURN_ADDR_RTX): Likewise.
1259 (FUNCTION_PROFILER): Likewise. Replace GP_REG_FIRST + 1
1261 * config/mips/sdemtk.h (FUNCTION_PROFILER): Replace GP_REG_FIRST + 31
1262 with RETURN_ADDR_REGNUM.
1263 (MIPS_SAVE_REG_FOR_PROFILING_P): Likewise.
1264 * config/mips/mips.c (mips16_build_call_stub): Replace
1265 GP_REG_FIRST + 31 with RETURN_ADDR_REGNUM, GP_REG_FIRST + 1
1266 with AT_REGNUM and 31 with RETURN_ADDR_REGNUM.
1267 (mips_print_operand_punctuation): Likewise.
1268 (mips_frame_set): Likewise.
1269 (mips16e_output_save_restore): Likewise.
1270 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
1271 (mips_save_reg_p): Likewise.
1272 (mips_return_addr): Likewise.
1273 (mips_set_return_address): Likewise.
1274 (mips_direct_save_slot_move_p): Likewise.
1275 (mips_output_function_prologue): Likewise.
1276 (mips_restore_reg): Likewise.
1277 (mips_expand_epilogue): Likewise.
1278 (mips_epilogue_uses): Likewise.
1279 * config/mips/mips.md (RETURN_ADD_REGNUM): Define.
1280 (*mov<mode>_ra): Use it instead of a hard-coded 31.
1281 (clear_hazard_<mode>): Likewise.
1282 (call_internal): Likewise.
1283 (call_internal_direct): Likewise.
1284 (call_direct_split): Likewise.
1285 (call_value_internal): Likewise.
1286 (call_value_split): Likewise.
1287 (call_value_internal_direct): Likewise.
1288 (call_value_direct_split): Likewise.
1289 (call_value_multiple_internal): Likewise.
1290 (call_value_multiple_split): Likewise.
1292 2009-10-05 Eric Botcazou <ebotcazou@adacore.com>
1293 Jakub Jelinek <jakub@redhat.com>
1295 PR rtl-optimization/41511
1296 * combine.c (record_value_for_reg): Pass explicit values as argument
1297 to get_last_value_validate.
1298 (get_last_value_validate): Document INSN parameter.
1299 For non-readonly MEMs, assume they might have been modified if INSN
1300 was in another basic block.
1301 (get_last_value): Minor reformatting.
1303 2009-10-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1306 * final.c (asm_str_count): Split out from asm_insn_count.
1307 * rtl.h (asm_str_count): New prototype.
1308 * tree-inline (estimate_num_insns) <case GIMPLE_ASM>: Call
1311 2009-10-05 Sriraman Tallam <tmsriram@google.com>
1313 * doc/plugins.texi: Change plugin_pass to register_pass_info.
1315 2009-10-05 Basile Starynkevitch <basile@starynkevitch.net>
1316 Rafael Espindola <espindola@google.com>
1318 * gengtype.c (write_types): Moved call to write_func_for_structure
1319 into seperate loops.
1321 2009-10-05 Richard Guenther <rguenther@suse.de>
1324 * lto-cgraph.c (output_cgraph): Output toplevel asms.
1325 (input_cgraph_1): Input toplevel asms.
1327 2009-10-05 Richard Guenther <rguenther@suse.de>
1330 * lto-symtab.c (lto_compatible_attributes_p): Remove.
1331 (external_aggregate_decl_p): Likewise.
1332 (lto_symtab_compatible): Re-structure. Remove dead code.
1333 For variables ignore toplevel qualifiers when comparing types.
1334 Issue warnings, not errors for mismatched user-alignment.
1336 2009-10-05 Richard Guenther <rguenther@suse.de>
1340 * lto-symtab.c (struct lto_symtab_base_def): Remove.
1341 (struct lto_symtab_identifier_def): Likewise.
1342 (struct lto_symtab_decl_def): Likewise.
1343 (struct lto_symtab_entry_def): New.
1344 (lto_symtab_identifier_t): Rename to ...
1345 (lto_symtab_entry_t): ... this.
1346 (lto_symtab_decls): Remove.
1347 (lto_symtab_base_hash): Rename to ...
1348 (lto_symtab_entry_hash): ... this.
1349 (lto_symtab_base_eq): Rename to ...
1350 (lto_symtab_entry_eq): ... this.
1351 (lto_symtab_base_marked_p): Rename to ...
1352 (lto_symtab_entry_marked_p): ... this.
1353 (lto_symtab_identifier_marked_p): Remove.
1354 (lto_symtab_decl_marked_p): Likewise.
1355 (lto_symtab_maybe_init_hash_tables): Rename to ...
1356 (lto_symtab_maybe_init_hash_table): ... this.
1357 (lto_symtab_set_resolution_and_file_data): Remove.
1358 (lto_symtab_register_decl): New function.
1359 (lto_symtab_get_identifier): Remove.
1360 (lto_symtab_get): New function.
1361 (lto_symtab_get_resolution): Adjust.
1362 (lto_symtab_get_identifier_decl): Remove.
1363 (lto_symtab_set_identifier_decl): Likewise.
1364 (lto_symtab_merge_decl): Rename to ...
1365 (lto_symtab_merge): ... this. Rewrite.
1366 (lto_symtab_merge_var): Remove.
1367 (lto_symtab_merge_fn): Likewise.
1368 (lto_symtab_prevailing_decl): Adjust.
1369 (lto_cgraph_replace_node): New function.
1370 (lto_symtab_merge_decls_2): Likewise.
1371 (lto_symtab_merge_decls_1): Likewise.
1372 (lto_symtab_fixup_var_decls): Likewise.
1373 (lto_symtab_resolve_symbols): Likewise.
1374 (lto_symtab_merge_decls): Likewise.
1375 (lto_symtab_prevailing_decl): Adjust.
1376 (lto_symtab_get_symtab_def): Remove.
1377 (lto_symtab_get_file_data): Likewise.
1378 (lto_symtab_clear_resolution): Adjust.
1379 (lto_symtab_clear_resolution): Likewise.
1380 * lto-cgraph.c (input_edge): Do not merge cgraph nodes here.
1381 (input_cgraph_1): Likewise.
1382 * lto-streamer-in.c (get_resolution): Do not provide fake
1383 symbol resolutions here.
1384 (deferred_global_decls): Remove.
1385 (lto_register_deferred_decls_in_symtab): Likewise.
1386 (lto_register_var_decl_in_symtab): Change signature, register
1387 variable via lto_symtab_register_decl.
1388 (lto_register_function_decl_in_symtab): Likewise.
1389 (lto_read_tree): Adjust.
1390 * lto-streamer.h (lto_register_deferred_decls_in_symtab): Remove.
1391 (lto_symtab_merge_var): Likewise.
1392 (lto_symtab_merge_fn): Likewise.
1393 (lto_symtab_register_decl): Declare.
1394 (lto_symtab_merge_decls): Likewise.
1396 2009-10-05 Richard Guenther <rguenther@suse.de>
1398 PR tree-optimization/23821
1399 * tree-vrp.c (vrp_finalize): Do not perform copy propagation.
1400 * tree-ssa-dom.c (cprop_operand): Do not propagate copies into
1401 simple IV increments.
1403 2009-10-05 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
1405 * config/arm/arm.c (arm_override_options): Really initialize
1406 flag_dwarf2_cfi_asm to 0.
1408 2009-10-05 Doug Kwan <dougkwan@google.com>
1410 PR rtl-optimization/41574
1411 * combine.c (distribute_and_simplify_rtx): Quit if RTX mode is
1412 floating point and we are not doing unsafe math optimizations.
1414 2009-10-03 Simon Baldwin <simonb@google.com>
1415 Cary Coutant <ccoutant@google.com>
1416 Rafael Espindola <espindola@google.com>
1417 Richard Guenther <rguenther@suse.de>
1418 Jan Hubicka <jh@suse.cz>
1419 Doug Kwan <dougkwan@google.com>
1420 H.J. Lu <hongjiu.lu@intel.com>
1421 Bill Maddox <maddox@google.com>
1422 Ryan Mansfield <rmansfield@qnx.com>
1423 Diego Novillo <dnovillo@google.com>
1424 Ollie Wild <aaw@google.com>
1425 Kenneth Zadeck <zadeck@naturalbridge.com>
1427 * lto-cgraph.c: New file.
1428 * lto-compress.c: New file.
1429 * lto-compress.h: New file.
1430 * lto-opts.c: New file.
1431 * lto-section-in.c: New file.
1432 * lto-section-out.c: New file.
1433 * lto-streamer-in.c: New file.
1434 * lto-streamer-out.c: New file.
1435 * lto-streamer.c: New file.
1436 * lto-streamer.h: New file.
1437 * lto-symtab.c: New file.
1438 * lto-wpa-fixup.c: New file.
1439 * lto-wrapper.c: New file.
1441 2009-10-03 Simon Baldwin <baldwin@google.com>
1442 Ben Elliston <bje@au.ibm.com>
1443 Rafael Espindola <espindola@google.com>
1444 Nathan Froyd <froydnj@codesourcery.com>
1445 Jan Hubicka <jh@suse.cz>
1446 Doug Kwan <dougkwan@google.com>
1447 Diego Novillo <dnovillo@google.com>
1448 Kenneth Zadeck <zadeck@naturalbridge.com>
1450 * Makefile.in (enable_lto): New.
1451 (site.exp): If @enable_lto@ is set to 'yes' define ENABLE_LTO.
1452 (LINKER_PLUGIN_API_H): Define.
1453 (LTO_SYMTAB_H): Define.
1454 (LTO_STREAMER_H): Define.
1455 (TREE_VECTORIZER_H): Define.
1456 (INCLUDES): Add LIBELFINC.
1457 (OBJS-common): Add lto-cgraph.o, lto-streamer-in.o,
1458 lto-streamer-out.o, lto-section-in.o, lto-section-out.o, lto-symtab.o,
1459 lto-opts.o, lto-streamer.o, lto-wpa-fixup.o, lto-compress.o.
1460 (MOSTLYCLEANFILES): Add lto-wrapper$(exeext)
1461 (native): Add lto-wrapper$(exeext)
1462 (lto-compress.o, lto-cgraph.o, lto-streamer-in.o,
1463 lto-streamer-out.o, lto-section-in.o, lto-section-out.o,
1464 lto-symtab.o, lto-opts.o, lto-streamer.o, lto-wpa-fixup.o): New rules.
1465 (gimple.o): Add dependency on LTO_HEADER_H and LTO_SECTION_OUT_H.
1466 (varasm.o): Add dependency on tree-iterator.h.
1467 (cgraph.o): Add dependency on cif-code.def.
1468 (ipa-reference.o): Add dependency on LTO_STREAMER_H.
1469 (ipa-pure-const.o): Likewise.
1470 (GTFILES): Add lto-symtab.c.
1471 (install-lto-wrapper): New.
1472 * configure.ac: If 'lto' is in enable_languages, define ENABLE_LTO
1473 and enable_lto. If LIBELFLIBS is set, define HAVE_libelf.
1474 * config.in: Regenerate.
1476 2009-10-03 Rafael Espindola <espindola@google.com>
1477 Diego Novillo <dnovillo@google.com>
1479 * cgraphunit.c (ipa_passes): Prevent lto1 from calling
1480 ipa_write_summaries.
1481 Call execute_ipa_summary_passes for all_regular_ipa_passes and
1483 (cgraph_optimize): Make extern.
1485 2009-10-03 Nathan Froyd <froydnj@codesourcery.com>
1486 Kenneth Zadeck <zadeck@naturalbridge.com>
1488 * toplev.c (in_lto_p): Declare.
1489 * collect2.c (scan_prog_file): Read all the output when reading
1490 information for LTO.
1491 (enum lto_mode_d): Declare.
1493 2009-10-03 Richard Guenther <rguenther@suse.de>
1494 Diego Novillo <dnovillo@google.com>
1496 * gimple.c: Include target.h and alias.h.
1497 (gimple_types): Declare.
1498 (type_hash_cache): Declare.
1499 (gimple_alloc_stat): Make extern.
1500 (gimple_build_eh_must_not_throw): Call
1501 gimple_eh_must_not_throw_set_fndecl.
1502 (struct type_pair_d): Declare.
1503 (type_pair_t): Declare.
1504 (type_pair_hash): New.
1505 (type_pair_eq): New.
1506 (lookup_type_pair): New.
1507 (gimple_force_type_merge): New.
1508 (compare_type_names_p): New.
1509 (compare_field_offset): New.
1510 (gimple_types_compatible_p): New.
1511 (struct sccs): Declare.
1512 (next_dfs_num): Declare.
1513 (iterative_hash_gimple_type): New.
1515 (iterative_hash_type_name): New.
1516 (iterative_hash_gimple_type): New.
1517 (gimple_type_hash): New.
1518 (gimple_type_eq): New.
1519 (gimple_register_type): New.
1520 (print_gimple_types_stats): New.
1521 (gimple_signed_or_unsigned_type): New.
1522 (gimple_unsigned_type): New.
1523 (gimple_signed_type): New.
1524 (gimple_get_alias_set): New.
1525 (gimple_decl_printable_name): Do not use DMGL_TYPES.
1526 * gimple.h (gimple_alloc, gimple_alloc_stat): Declare.
1527 (gimple_force_type_merge): Declare.
1528 (gimple_types_compatible_p): Declare.
1529 (gimple_register_type): Declare.
1530 (print_gimple_types_stats): Declare.
1531 (gimple_unsigned_type): Declare.
1532 (gimple_signed_type): Declare.
1533 (gimple_get_alias_set): Declare.
1534 (gimple_eh_must_not_throw_set_fndecl): New.
1536 2009-10-03 Jan Hubicka <jh@suse.cz>
1537 Kenneth Zadeck <zadeck@naturalbridge.com>
1539 * ipa-pure-const.c: Include lto-streamer.h.
1540 (register_hooks): Factor out of ...
1541 (generate_summary): ... here.
1542 (pure_const_write_summary): New.
1543 (pure_const_read_summary): New.
1544 (pass_ipa_pure_const): Add pure_const_write_summary and
1545 pure_const_read_summary.
1546 * ipa-reference.c: Include lto-streamer.h.
1547 (add_new_function): New.
1548 (remove_node_data): New.
1549 (duplicate_node_data): New.
1550 (ipa_init): Guard against multiple calls.
1551 Move hook setup from analyze_function.
1552 (write_node_summary_p): New.
1553 (ipa_reference_write_summary): New.
1554 (ipa_reference_read_summary): New.
1555 (pass_ipa_reference): Add ipa_reference_write_summary and
1556 ipa_reference_read_summary.
1557 * cgraph.h (cgraph_local_info): Add field lto_file_data.
1558 (struct cgraph_edge): Add fields lto_stmt_uid and
1559 call_stmt_cannot_inline_p.
1560 (cgraph_optimize): Declare.
1561 (cgraph_decide_is_function_needed): Declare.
1562 (reset_inline_failed): Declare.
1563 (enum LTO_cgraph_tags): Declare.
1564 (LTO_cgraph_tag_names): Declare.
1565 (LCC_NOT_FOUND): Define.
1567 2009-10-03 Doug Kwan <dougkwan@google.com>
1568 Rafael Espindola <espindola@google.com>
1569 Jan Hubicka <jh@suse.cz>
1570 Diego Novillo <dnovillo@google.com>
1571 Kenneth Zadeck <zadeck@naturalbridge.com>
1573 * passes.c (all_regular_ipa_passes): New.
1574 (all_ipa_passes): Rename to all_small_ipa_passes.
1575 (init_optimization_passes): Init all_regular_ipa_passes.
1576 * tree-pass.h (all_regular_ipa_passes): New.
1577 (all_ipa_passes): Rename to all_small_ipa_passes.
1578 * passes.c (all_lto_gen_passes): New.
1579 (init_optimization_passes): Initialize all_lto_gen_passes.
1580 (execute_ipa_summary_passes): Make non-static.
1581 (ipa_write_summaries_1): New.
1582 (ipa_write_summaries_2): New.
1583 (ipa_write_summaries): New.
1584 (ipa_write_summaries_of_cgraph_node_set): New.
1585 (ipa_read_summaries_1): New.
1586 (ipa_read_summaries): New.
1587 (execute_ipa_pass_list): Call cgraph_process_new_functions.
1588 (execute_regular_ipa_pass_list): Remove.
1589 (init_optimization_passes): Schedule
1590 pass_rebuild_cgraph_edges and pass_early_inline outside
1591 of pass_all_early_optimizations. Document reason.
1592 (pass_ipa_lto_gimple_out, pass_ipa_lto_wpa_fixup,
1593 pass_ipa_lto_finish_out): New pass.
1594 (pass_ipa_summary_passes): Start and stop timers if the pass has them.
1595 (execute_all_ipa_transforms): New.
1596 (execute_one_pass): Don't call execute_one_ipa_transform_pass.
1597 (dump_properties, debug_properties): New.
1598 * tree-optimize.c (gate_all_early_local_passes): Return
1599 false if we are in lto1.
1600 (tree_rest_of_compilation): Call execute_all_ipa_transforms.
1601 * tree-pass.h (execute_all_ipa_transforms): Declare.
1602 (pass_ipa_function_and_variable_visibility): Declare.
1603 (pass_ipa_early_inline): Declare.
1604 (pass_ipa_lto_gimple_out): Declare.
1605 (pass_ipa_lto_wpa_fixup): Declare.
1606 (pass_ipa_lto_finish_out): Declare.
1607 (all_small_ipa_passes, all_regular_ipa_passes,
1608 all_lto_gen_passes): Declare.
1609 (execute_ipa_summary_passes): Declare.
1610 (execute_all_ipa_transforms): Declare.
1611 (ipa_write_summaries): Declare
1612 (ipa_write_summaries_of_cgraph_node_set): Declare.
1613 (ipa_read_summaries): Declare.
1615 2009-10-03 Doug Kwan <dougkwan@google.com>
1616 Ollie Wild <aaw@google.com>
1618 * ipa-prop.c (ipa_propagate_indirect_call_infos): Do nothing in WPA.
1620 * collect2.c (LTO_MODE_NONE, LTO_MODE_LTO, LTO_MODE_WPA): New enums.
1621 (lto_mode): New variable.
1622 (maybe_run_lto_and_relink): Handle the -fwpa option.
1623 (main): Handle the -fwpa option.
1624 (maybe_unlink_list): New function.
1625 * gcc.c (link_lto_options): Replace -flto with -fwpa.
1626 * common.opt (flto): New flag.
1627 * toplev.c (flag_generate_lto): Declare.
1629 2009-10-03 Simon Baldwin <simonb@google.com>
1631 * common.opt (flto-compression-level): New flag.
1633 * opts.c: Include lto-opts.h.
1634 (handle_option): Call lto_register_user_option for each
1635 valid option handled.
1636 (decode_options): Clear registered options before the options
1639 2009-10-03 Cary Coutant <ccoutant@google.com>
1641 * collect2.c (is_elf): New function.
1642 (scan_prog_file): Require LTO object to be in ELF format.
1644 2009-10-03 Rafael Espindola <espindola@google.com>
1646 * gcc.c (LINK_COMMAND_SPEC): Use the -pass-through option to pass
1647 libgcc to the linker.
1649 * ipa-cp.c (cgraph_gate_cp): Return false if LTRANS is running.
1651 * collect2.c (maybe_run_lto_and_relink): Execute lto-wrapper.
1652 (collect_execute): Add flags argument. Pass flags to pex_run. Update
1654 * collect2.h (collect_execute): Add flags argument.
1655 * tlink.c (tlink_execute): Update call to collect_execute.
1656 * gcc.c (main): Set the COLLECT_LTO_WRAPPER environment variable.
1657 (use_linker_plugin): New.
1658 (use_linker_plugin_spec_function): New.
1659 (LINK_COMMAND_SPEC): Pass plugin options to the linker.
1660 (linker_plugin_file_spec): New.
1661 (lto_wrapper_spec): New.
1662 (lto_gcc_spec): New.
1663 (static_specs): Add linker_plugin_file, lto_wrapper and lto_gcc.
1664 (static_spec_functions): Add use-linker-plugin.
1665 (process_command): Handle -use-linker-plugin.
1666 (main): Use lto_wrapper_spec instead of lto_wrapper. Set
1667 linker_plugin_file_spec and lto_gcc_spec.
1668 (use_linker_plugin_spec_function): New.
1670 2009-10-03 Richard Guenther <rguenther@suse.de>
1674 * tree.h (is_lang_specific): Include LANG_TYPE.
1675 * tree.c (find_decls_types_r): Manually add interesting parts
1676 of TYPE_FIELDS. Walk BINFO_VIRTUALS. Do not walk TYPE_METHODS.
1678 * gimple.c (type_pair_hash): Make symmetric.
1679 (type_pair_eq): Likewise.
1680 (lookup_type_pair): Increase initial hashtable size.
1681 (gimple_force_type_merge): Rely on type-pair symmetry.
1682 (visit): Remove excessive checking code.
1683 (iterative_hash_type_name): Do not hash TYPE_NAME of anonymous unions.
1684 (gimple_register_type): Remove getenv calls, shrink initial
1688 * cgraphunit.c (ipa_passes): Do not remove bodies of extern
1689 inline functions if not generating lto output.
1692 * toplev.c (finalize): In WPA mode remove the asm file.
1694 2009-10-03 Doug Kwan <dougkwan@google.com>
1696 * ipa-inline.c (cgraph_mark_inline): Check
1697 edge->call_stmt_cannot_inline_p instead of calling
1698 gimple_call_cannot_inline_p.
1699 (cgraph_decide_inlining): Do nothing in WPA and LTRANS.
1700 (cgraph_gate_ipa_early_inlining): Return false if in_lto_p is set.
1701 (inline_generate_summary): Do nothing in LTRANS.
1702 * cgraph.c (initialize_inline_failed): Make sure e->call_stmt
1703 exists before calling gimple_call_cannot_inline_p.
1704 (cgraph_create_edge): Set edge->call_stmt_cannot_inline_p.
1705 (cgraph_clone_edge): Add argument STMT_UID. Modify all callers.
1706 Update new_edge->lto_stmt_uid.
1707 * cgraphbuild.c (reset_inline_failed): New.
1709 * common.opt (fwpa): New flag.
1710 (fltrans): New option.
1711 * gcc.c (gcc_lto_option_t): New type.
1712 (current_lto_option): New variable.
1713 (lto_single_spec_function): Remove and is replaced by ..
1714 (lto_option_spec_function): New function.
1715 (LINK_COMMAND_SPEC): Use link_lto_option spec instead of just
1716 passing the -flto flag.
1717 (cc1_options): Separate non-LTO related parts into ..
1718 (cc1_non_lto_options): Non-LTO related options shared by all FEs.
1719 (lto1_options): New spec for lto FE.
1720 (link_lto_options): New spec for handling LTO flags in linker.
1721 (invoke_lto_single): Re-format to fit in 80 column. Replace
1722 lto-single with lto-option.
1723 (static_specs): Add cc1_non_lto_options, lto1_options and
1725 (static_spec_function): Replace lto-single with lto-option.
1726 (process_command): Handle -flto, -fwpa and -fltran by setting
1727 current_lto_option and not passing it to subprocess unconditionally.
1729 2009-10-03 Bill Maddox <maddox@google.com>
1731 Add `gcc' driver support for link-time code generation (LTO).
1733 * collect2.c (enum pass): Add new literal PASS_LTOINFO.
1734 (lto_flag, lto_objects, lto_o_file): New variables.
1735 (struct lto_object, struct lto_object_list): New structures.
1736 (collect_exit, handler): Remove LTO temporary output file on exit.
1737 (add_lto_object): New function.
1738 (maybe_run_lto_and_relink): New function. Perform link time code
1739 generation and relinking for object files containing LTO information.
1740 (main): Invoke maybe_run_lto_and_relink().
1741 (dump_argv): New function. For debugging, currently disabled.
1742 (scan_prog_file): Add LTO information pass.
1743 * gcc.c (LINK_COMMAND_SPEC): Pass `-flto' switch to linker, i.e.,
1745 * toplev.c (compile_file): Emit assembler directive to create
1746 the `gnu_lto_v1' marker symbol when compiling with `-flto'.
1748 2009-10-03 Diego Novillo <dnovillo@google.com>
1750 * c.opt: Add LTO to warn_abi and warn_psabi.
1752 * tree.c (fld_worklist_push): Rename from PUSH. Convert to static
1753 inline function. Ignore language-specific nodes. Update all users.
1754 (find_decls_types_r): Do not traverse the subtrees of
1755 language-specific nodes. Do not traverse DECL_INITIAL for TYPE_DECLs.
1756 * tree.h (is_lang_specific): New.
1757 * langhooks.h (struct lang_hooks_for_decls): Remove
1758 may_need_assembler_name_p. Update all users.
1760 * c-common.c (set_builtin_user_assembler_name): Move ...
1761 * builtins.c (set_builtin_user_assembler_name): ... here.
1762 (is_builtin_name): Add comment
1763 (is_builtin_fn): New.
1764 * except.c (output_ttype): Only call
1765 lookup_type_for_runtime if TYPE is not a runtime type.
1767 * passes.c (register_pass): Call position_pass on
1768 all_small_ipa_passes, all_regular_ipa_passes and all_lto_gen_passes.
1769 * timevar.def (TV_IPA_LTO_GIMPLE_IO): Define.
1770 (TV_IPA_LTO_DECL_IO): Define.
1771 (TV_IPA_LTO_CGRAPH_IO): Define.
1773 (TV_WHOPR_WPA): Define.
1774 (TV_WHOPR_WPA_IO): Define.
1775 (TV_WHOPR_LTRANS): Define.
1776 (TV_WHOPR_WPA_FIXUP): Define.
1777 (TV_WHOPR_WPA_LTRANS_EXEC): Define.
1778 * tree-cfg.c (tree_node_can_be_shared): Make extern.
1779 * tree-flow.h (tree_node_can_be_shared): Declare.
1780 * tree-inline.c (tree_can_inline_p): Check that E has a
1781 statement associated with it.
1782 * tree.c (free_lang_data_in_binf): Factor out of ...
1783 (free_lang_data_in_type): ... here.
1784 Call RECORD_OR_UNION_TYPE_P.
1785 (need_assembler_name_p): Ignore DECL if it does not have TREE_PUBLIC
1786 set. Call lang_hooks.decls.may_need_assembler_name_p if set.
1787 (free_lang_data_in_decl): Do not clear DECL_CONTEXT for CONST_DECLs.
1788 (free_lang_data): Set debug_info_level to DINFO_LEVEL_NONE. Set
1789 write_symbols to NO_DEBUG. Set debug_hooks to do_nothing_debug_hooks.
1790 (gate_free_lang_data): Return true if flag_generate_lto is set.
1791 (walk_tree_1): Call RECORD_OR_UNION_TYPE_P.
1792 * c-common.h (set_builtin_user_assembler_name): Move ...
1793 * tree.h (set_builtin_user_assembler_name): ... here.
1795 * common.opt (flto-report): New flag.
1796 * opts.c (complain_wrong_lang): Do not complain if running lto1.
1797 * collect2.c (scan_prog_file): Send the error output of
1798 'nm' to HOST_BIT_BUCKET.
1800 2009-10-03 Ollie Wild <aaw@google.com>
1802 * langhooks-def.h (lhd_begin_section): New function declaration.
1803 (lhd_write_section): New function declaration.
1804 (lhd_end_section): New function declaration.
1805 (LANG_HOOKS_BEGIN_SECTION): New macro.
1806 (LANG_HOOKS_WRITE_SECTION_DATA): New macro.
1807 (LANG_HOOKS_END_SECTION): New macro.
1808 (LANG_HOOKS_LTO): New macro.
1809 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_LTO.
1810 * langhooks.c (output.h): Add include.
1811 (saved_section): New static variable.
1812 (lhd_begin_section): New function.
1813 (lhd_write_section_data): New function.
1814 (lhd_end_section): New function.
1815 * langhooks.h (struct lang_hooks_for_lto): New structure.
1816 (struct lang_hooks): Add member lto.
1817 * Makefile.in (langhooks.o): Add dependency on output.h.
1819 * c-opts.c (c_common_post_options): Handle -flto and -fwhopr.
1821 2009-10-03 Richard Guenther <rguenther@suse.de>
1823 * config/rs6000/rs6000.c (rs6000_output_function_epilogue):
1826 2009-10-03 Simon Baldwin <simonb@google.com>
1827 Richard Guenther <rguenther@suse.de>
1828 Janis Johnson <janis187@us.ibm.com>
1829 Doug Kwan <dougkwan@google.com>
1830 Diego Novillo <dnovillo@google.com>
1831 Ramana Radhakrishnan <ramana.r@gmail.com>
1832 Ollie Wild <aaw@google.com>
1834 * doc/install.texi: Add documentation for libelf and --enable-lto.
1835 * doc/invoke.texi: Document -fwpa, -flto, -fwhopr, -fltrans,
1836 -flto-report, -flto-compression-level and -use-linker-plugin.
1837 * doc/sourcebuild.texi: Document use of zlib. Document lto-plugin.
1838 Add section for LTO Testing.
1840 2009-10-02 Cary Coutant <ccoutant@google.com>
1842 Add support for comdat type sections for DWARF v4.
1843 Merge from dwarf4 branch.
1845 * dwarf2out.c (DWARF_TYPE_SIGNATURE_SIZE): New constant.
1846 (dw_die_ref): Define vector type.
1847 (enum dw_val_class): Add dw_val_class_data8.
1848 (struct dw_val_struct): Add v.val_data8.
1849 (comdat_type_node_ref): New type.
1850 (struct die_struct): Move die_symbol into a union; add new field
1851 die_type_node. Change all uses.
1852 (comdat_type_node): New type.
1853 (skeleton_chain_node): New type.
1854 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): New constant.
1855 (comdat_type_list): New variable.
1856 (dwarf_tag_name): Add DW_TAG_type_unit.
1857 (dwarf_attr_name): Add DW_AT_signature.
1858 (add_AT_data8): New function.
1859 (replace_child): New function.
1860 (move_all_children): New function.
1861 (print_signature): New function.
1862 (print_die): Print signature information; add dw_val_class_data8.
1863 (attr_checksum): Support dw_val_class_data8.
1864 (CHECKSUM_STRING): Redefine for DWARF-4 to include trailing NULL byte.
1865 (CHECKSUM_SLEB128, CHECKSUM_ULEB128): New macros.
1866 (checksum_sleb128, checksum_uleb128): New functions.
1867 (checksum_die_context): New function.
1868 (loc_checksum_ordered): New function.
1869 (attr_checksum_ordered): New function.
1870 (struct checksum_attributes): New structure.
1871 (collect_checksum_attributes): New function.
1872 (die_checksum_ordered): New function.
1873 (generate_type_signature): New function.
1874 (same_dw_val_p): Add dw_val_class_data8.
1875 (is_symbol_die): Use new is_declaration_die function.
1876 (is_declaration_die): New function.
1877 (should_move_die_to_comdat): New function.
1878 (clone_die): New function.
1879 (clone_tree): New function.
1880 (clone_as_declaration): New function.
1881 (copy_declaration_context): New function.
1882 (generate_skeleton_ancestor_tree): New function.
1883 (generate_skeleton_bottom_up): New function.
1884 (generate_skeleton): New function.
1885 (remove_child_or_replace_with_skeleton): New function.
1886 (break_out_comdat_types): New function.
1887 (struct decl_table_entry): New type.
1888 (htab_decl_hash): New function.
1889 (htab_decl_eq): New function.
1890 (htab_decl_del): New function.
1891 (copy_ancestor_tree): New function.
1892 (copy_decls_walk): New function.
1893 (copy_decls_for_unworthy_types): New function.
1894 (build_abbrev_table): Don't assert on missing die_symbol when doing
1895 comdat type sections.
1896 (size_of_die): Use DW_FORM_sig8 for external references. Add
1898 (unmark_dies): Don't assert for unmarked dies when doing comdat
1900 (value_format): Support DW_FORM_sig8 and dw_val_class_data8.
1901 (output_signature): New function.
1902 (output_die): Likewise.
1903 (output_compilation_unit_header): Mark output as DWARF version 3
1904 even if generating DWARF 4.
1905 (output_comdat_type_unit): New function.
1906 (output_line_info): Mark output as DWARF version 3 even if generating
1908 (dwarf2out_start_source_file): Don't do eliminate_dwarf2_dups with
1910 (dwarf2out_end_source_file): Likewise.
1911 (prune_unused_types_walk_attribs): Don't follow references into
1912 comdat type sections.
1913 (prune_unused_types_mark): When generating type units, do not mark
1914 children of non-defining declarations of types; do mark children of
1916 (prune_unused_types): Process comdat type sections.
1917 (htab_ct_hash): New function.
1918 (htab_ct_eq): New function.
1919 (dwarf2out_finish): Move types to comdat sections when using DWARF-4.
1920 Add a pointer to the line table from type unit entries so
1921 DW_AT_decl_file has meaning.
1922 * varasm.c (default_elf_asm_named_section): Use identifier name as
1923 comdat key instead of lang hook.
1925 2009-10-02 Neil Vachharajani <nvachhar@google.com>
1927 * gcov-io.c (gcov_open): Open files read-only when MODE < 0.
1929 2009-10-02 Uros Bizjak <ubizjak@gmail.com>
1931 * config/i386/i386.md (SWIM248): New mode iterator.
1932 (divmod<mode>4) Macroize expander from divmoddi4, divmodsi4 and
1933 divmodhi4 patterns using SWIM248 macro.
1934 (*divmod<mode>4): Macroize insn_and_split pattern from
1935 *divmoddi4_cltd_rex64, *divmodsi4_cltd and divmodhi4 insn patterns
1936 and their corresponding splitters usign SWIM248 macro. Split SImode
1937 insn to generate cltd and DImode insn to generate cqto instead of
1938 move+shift when optimizing for size or TARGET_USE_CLTD is in effect.
1939 (*divmoddi4_nocltd_rex64, *divmodsi4_nocltd): Remove insn patterns.
1940 (*divmod<mode>4_noext): Macroize insn from *divmoddi_noext_rex64 and
1941 *divmodsi_noext patterns using SWIM248 macro.
1942 (udivmod<mode>4): Macroize expander from udivmoddi4, udivmodsi4 and
1943 udivmodhi4 patterns using SWIM248 macro.
1944 (*udivmod<mode>4): Macroize insn_and_split pattern from
1945 *udivmoddi4, udivmodsi4 and udivmodhi4 patterns and their
1946 corresponding splitters using SWIM248 macro.
1947 (*udivmod<mode>4_noext): Macroize insn from *udivmoddi4_noext,
1948 *udivmodsi4_noext and *udivmodhi_noext patterns using SWIM248 macro.
1950 2009-10-02 Eric Botcazou <ebotcazou@adacore.com>
1952 * stor-layout.c (layout_type) <ARRAY_TYPE>: Make sure that an array
1953 of zero-sized element is zero-sized regardless of its extent.
1955 2009-10-02 Jakub Jelinek <jakub@redhat.com>
1958 * configure.ac (HAVE_GAS_CFI_SECTIONS_DIRECTIVE): New test.
1959 * configure: Regenerated.
1960 * config.in: Regenerated.
1961 * dwarf2out.c (dwarf2out_do_cfi_asm): Return false if
1962 !HAVE_GAS_CFI_SECTIONS_DIRECTIVE and not emitting .eh_frame.
1963 (dwarf2out_init): If HAVE_GAS_CFI_SECTIONS_DIRECTIVE and
1964 not emitting .eh_frame, emit .cfi_sections .debug_frame
1969 * cfgexpand.c (expand_debug_expr) <case STRING_CST>: Don't create
1970 CONST_STRING if STRING_CST contains embedded '\0's or doesn't end
1972 (expand_debug_expr) <case VAR_DECL>: For TREE_STATIC !DECL_EXTERNAL
1973 vars use DECL_RTL with resetting it back to NULL afterwards.
1974 * dwarf2out.c (same_dw_val_p): For dw_val_class_addr compare with
1975 rtx_equal_p instead of asserting it is a SYMBOL_REF.
1976 (value_format): For dw_val_class_addr only use DW_FORM_addr if
1977 the attribute type allows it, otherwise use DW_FORM_dataN.
1978 (mem_loc_descriptor): Handle CONST_STRING.
1979 (add_const_value_attribute): Handle CONST_STRING using add_AT_addr.
1980 Handle MEM with CONST_STRING address using add_AT_string.
1981 (rtl_for_decl_init): Return MEM with CONST_STRING address instead of
1982 CONST_STRING for const arrays initialized with a string literal.
1983 (resolve_one_addr, resolve_addr_in_expr, resolve_addr): New functions.
1984 (dwarf2out_finish): Call resolve_addr.
1986 2009-10-02 Andreas Schwab <schwab@linux-m68k.org>
1987 Maxim Kuvyrkov <maxim@codesourcery.com>
1989 * config/m68k/lb1sf68.asm (PICCALL): Use variable sized branch.
1991 2009-10-02 Nick Clifton <nickc@redhat.com>
1993 * config/mn10300/mn10300.h (USER_LABEL_PREFIX): Define.
1994 (ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
1996 2009-10-01 Jan Hubicka <jh@suse.cz>
1998 * cgraph.c (cgraph_clone_node): Add redirect_callers parameter.
1999 (cgraph_create_virtual_clone): Just pass redirect_callers
2001 * cgraph.h (cgraph_clone_node): Update prototype.
2002 * ipa-pure-const.c (self_recursive_p): New function.
2003 (propagate): Use it.
2004 * ipa-inline.c (cgraph_clone_inlined_nodes,
2005 cgraph_decide_recursive_inlining): Update.
2007 2009-10-01 David Daney <ddaney@caviumnetworks.com>
2009 * gcc/config/mips/mips.c (mips_process_sync_loop) Emit syncw
2010 instructions for TARGET_OCTEON.
2012 2009-10-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
2014 * config/arm/arm.c (arm_override_options): Turn off
2015 flag_dwarf2_cfi_asm for AAPCS variants.
2017 2009-10-01 Martin Jambor <mjambor@suse.cz>
2020 * tree-sra.c (convert_callers): Do not call
2021 compute_inline_parameters on one caller more than once.
2023 2009-10-01 Nick Clifton <nickc@redhat.com>
2025 * config/vax/netbsd-elf.h (NETBSD_CC1_AND_CC1PLUS_SPEC): Define as
2026 an empty string if not already defined.
2028 2009-10-01 Martin Jambor <mjambor@suse.cz>
2031 * tree-sra.c (is_va_list_type): New function.
2032 (find_var_candidates): Call is_va_list_type.
2033 (find_param_candidates): Check that the type or the type pointed
2034 to are not va_list types.
2036 2009-10-01 Martin Jambor <mjambor@suse.cz>
2039 * cp/pt.c (function_parameter_expanded_from_pack_p): Return false if
2040 DECL_ARTIFICIAL (param_decl) is true.
2042 2009-09-30 Gabriel Dos Reis <gdr@cs.tamu.edu>
2044 * tree.h (tree_decl_common::lang_flag_8): New.
2045 * c-common.c (c_common_reswords): Include "constexpr" as C++0x
2047 * c-common.h (RID_CONSTEXPR): New.
2049 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2051 * config/alpha/alpha.c (alpha_gimplify_va_arg_1):
2052 Use ref-all pointers.
2053 (alpha_gimplify_va_arg): Ditto.
2055 2009-09-30 Jakub Jelinek <jakub@redhat.com>
2058 * cfgloopanal.c (num_loop_insns): Don't increment ninsns for each bb
2059 before insn counting loop now that BB_END (bb) is counted. Ensure
2060 the return value isn't zero.
2062 2009-09-30 Nick Clifton <nickc@redhat.com>
2064 * config.gcc (sh-symbianelf): Replace definition of extra_objs
2065 with separate definitions of c_target_objs and cxx_target_objs.
2066 * config/sh/t-sh: Add rules to build symbian-cxx.o, symbian-c.o
2068 * config/sh/sh.c (TARGET_CXX_INPUT_EXPORT_CLASS): Use
2069 sh_symbian_import_export_class.
2070 * config/sh/sh-protos.h: Fix names of exported symbian functions.
2071 * config/sh/symbian.c: Delete, moving code into...
2072 * config/sh/symbian-base.c: ... here
2073 * config/sh/symbian-c.c: ... and here
2074 * config/sh/symbian-cxx.c: ... and here.
2076 2009-09-30 Uros Bizjak <ubizjak@gmail.com>
2079 * config/alpha/alpha.md (unaligned_storehi_be): Force operand
2080 of plus RTX into register.
2082 2009-09-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2084 * doc/install.texi: Linguistic and markup fixes.
2085 (Configuration) <--disable-cpp>: Remove description.
2086 <--enable-maintainer-mode>: Autotools files are affected, too.
2087 <--with-sysroot>: Improve description.
2088 (Building): Bump required GNU make version.
2090 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2092 * config.gcc (i[34567]86-*-*): Include fma4intrin.h.
2093 (x86_64-*-*): Ditto.
2095 * config/i386/fma4intrin.h: New file, provide common x86 compiler
2096 intrinisics for FMA4.
2097 * config/i386/cpuid.h (bit_FMA4): Define FMA4 bit.
2098 * config/i386/x86intrin.h: Fix typo to SSE4A instead of SSE4a.
2099 Add FMA4 check and fma4intrin.h.
2100 * config/i386/i386-c.c(ix86_target_macros_internal): Check
2102 * config/i386/i386.h(TARGET_FMA4): New macro for FMA4.
2103 * config/i386/i386.md (UNSPEC_FMA4_INTRINSIC): Add new UNSPEC
2104 constant for FMA4 support.
2105 (UNSPEC_FMA4_FMADDSUB): Ditto.
2106 (UNSPEC_FMA4_FMSUBADD): Ditto.
2107 * config/i386/i386.opt (-mfma4): New switch for FMA4 support.
2108 * config/i386/i386-protos.h (ix86_fma4_valid_op_p): Add declaration.
2109 (ix86_expand_fma4_multiple_memory): Ditto.
2110 * config/i386/i386.c (OPTION_MASK_ISA_FMA4_SET): New.
2111 (OPTION_MASK_ISA_FMA4_UNSET): New.
2112 (OPTION_MASK_ISA_SSE4A_UNSET): Change definition to depend on FMA4.
2113 (OPTION_MASK_ISA_AVX_UNSET): Change definition to depend on FMA4.
2114 (ix86_handle_option): Handle -mfma4.
2115 (isa_opts): Handle -mfma4.
2116 (enum pta_flags): Add PTA_FMA4.
2117 (override_options): Add FMA4 support.
2118 (IX86_BUILTIN_VFMADDSS): New for FMA4 intrinsic.
2119 (IX86_BUILTIN_VFMADDSD): Ditto.
2120 (IX86_BUILTIN_VFMADDPS): Ditto.
2121 (IX86_BUILTIN_VFMADDPD): Ditto.
2122 (IX86_BUILTIN_VFMSUBSS): Ditto.
2123 (IX86_BUILTIN_VFMSUBSD): Ditto.
2124 (IX86_BUILTIN_VFMSUBPS): Ditto.
2125 (IX86_BUILTIN_VFMSUBPD): Ditto.
2126 (IX86_BUILTIN_VFMADDSUBPS): Ditto.
2127 (IX86_BUILTIN_VFMADDSUBPD): Ditto.
2128 (IX86_BUILTIN_VFMSUBADDPS): Ditto.
2129 (IX86_BUILTIN_VFMSUBADDPD): Ditto.
2130 (IX86_BUILTIN_VFNMADDSS): Ditto.
2131 (IX86_BUILTIN_VFNMADDSD): Ditto.
2132 (IX86_BUILTIN_VFNMADDPS): Ditto.
2133 (IX86_BUILTIN_VFNMADDPD): Ditto.
2134 (IX86_BUILTIN_VFNMSUBSS): Ditto.
2135 (IX86_BUILTIN_VFNMSUBSD): Ditto.
2136 (IX86_BUILTIN_VFNMSUBPS): Ditto.
2137 (IX86_BUILTIN_VFNMSUBPD): Ditto.
2138 (IX86_BUILTIN_VFMADDPS256): Ditto.
2139 (IX86_BUILTIN_VFMADDPD256): Ditto.
2140 (IX86_BUILTIN_VFMSUBPS256): Ditto.
2141 (IX86_BUILTIN_VFMSUBPD256): Ditto.
2142 (IX86_BUILTIN_VFMADDSUBPS256): Ditto.
2143 (IX86_BUILTIN_VFMADDSUBPD256): Ditto.
2144 (IX86_BUILTIN_VFMSUBADDPS256): Ditto.
2145 (IX86_BUILTIN_VFMSUBADDPD256): Ditto.
2146 (IX86_BUILTIN_VFNMADDPS256): Ditto.
2147 (IX86_BUILTIN_VFNMADDPD256): Ditto.
2148 (IX86_BUILTIN_VFNMSUBPS256): Ditto.
2149 (IX86_BUILTIN_VFNMSUBPD256): Ditto.
2150 (enum multi_arg_type): New enum for describing the various FMA4
2151 intrinsic argument types.
2152 (bdesc_multi_arg): New table for FMA4 intrinsics.
2153 (ix86_init_mmx_sse_builtins): Add FMA4 intrinsic support.
2154 (ix86_expand_multi_arg_builtin): New function for creating FMA4
2156 (ix86_expand_builtin): Add FMA4 intrinsic support.
2157 (ix86_fma4_valid_op_p): New function to validate FMA4 3 and 4
2158 operand instructions.
2159 (ix86_expand_fma4_multiple_memory): New function to split the
2160 second memory reference from FMA4 instructions.
2161 * config/i386/sse.md (ssemodesuffixf4): New mode attribute for FMA4.
2162 (ssemodesuffixf2s): Ditto.
2163 (fma4_fmadd<mode>4): Add FMA4 floating point multiply/add
2165 (fma4_fmsub<mode>4): Ditto.
2166 (fma4_fnmadd<mode>4): Ditto.
2167 (fma4_fnmsub<mode>4): Ditto.
2168 (fma4_vmfmadd<mode>4): Ditto.
2169 (fma4_vmfmsub<mode>4): Ditto.
2170 (fma4_vmfnmadd<mode>4): Ditto.
2171 (fma4_vmfnmsub<mode>4): Ditto.
2172 (fma4_fmadd<mode>4256): Ditto.
2173 (fma4_fmsub<mode>4256): Ditto.
2174 (fma4_fnmadd<mode>4256): Ditto.
2175 (fma4_fnmsub<mode>4256): Ditto.
2176 (fma4_fmaddsubv8sf4): Ditto.
2177 (fma4_fmaddsubv4sf4): Ditto.
2178 (fma4_fmaddsubv4df4): Ditto.
2179 (fma4_fmaddsubv2df4): Ditto.
2180 (fma4_fmsubaddv8sf4): Ditto.
2181 (fma4_fmsubaddv4sf4): Ditto.
2182 (fma4_fmsubaddv4df4): Ditto.
2183 (fma4_fmsubaddv2df4): Ditto.
2184 (fma4i_fmadd<mode>4): Add FMA4 floating point multiply/add
2185 instructions for intrinsics.
2186 (fma4i_fmsub<mode>4): Ditto.
2187 (fma4i_fnmadd<mode>4): Ditto.
2188 (fma4i_fnmsub<mode>4): Ditto.
2189 (fma4i_vmfmadd<mode>4): Ditto.
2190 (fma4i_vmfmsub<mode>4): Ditto.
2191 (fma4i_vmfnmadd<mode>4): Ditto.
2192 (fma4i_vmfnmsub<mode>4): Ditto.
2193 (fma4i_fmadd<mode>4256): Ditto.
2194 (fma4i_fmsub<mode>4256): Ditto.
2195 (fma4i_fnmadd<mode>4256): Ditto.
2196 (fma4i_fnmsub<mode>4256): Ditto.
2197 (fma4i_fmaddsubv8sf4): Ditto.
2198 (fma4i_fmaddsubv4sf4): Ditto.
2199 (fma4i_fmaddsubv4df4): Ditto.
2200 (fma4i_fmaddsubv2df4): Ditto.
2201 (fma4i_fmsubaddv8sf4): Ditto.
2202 (fma4i_fmsubaddv4sf4): Ditto.
2203 (fma4i_fmsubaddv4df4): Ditto.
2204 (fma4i_fmsubaddv2df4): Ditto.
2206 * doc/invoke.texi (-mfma4): Add documentation.
2207 * doc/extend.texi (x86 intrinsics): Add FMA4 intrinsics.
2209 2009-09-29 Richard Henderson <rth@redhat.com>
2211 * tree-eh.c (unsplit_eh): Do not unsplit if there's already
2212 an edge to the new destination block.
2214 2009-09-29 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2217 * pa.c (hppa_profile_hook): Use
2218 make_reg_eh_region_note_nothrow_nononlocal to add REG_EH_REGION note.
2220 2009-09-29 Steve Ellcey <sje@cup.hp.com>
2221 Alexander Monakov <amonakov@ispras.ru>
2224 * config/ia64/predicates.md (not_postinc_destination_operand): New.
2225 (not_postinc_memory_operand): New.
2226 (not_postinc_move_operand): New.
2227 * config/ia64/ia64.md (*cmovdi_internal): Disallow autoincrement.
2228 (*cmovsi_internal): Ditto.
2230 2009-09-29 Pat Haugen <pthaugen@us.ibm.com>
2232 * config/rs6000/rs6000.c (rs6000_issue_rate): Don't artificially
2233 restrict issue_rate in first pass when scheduling for register
2236 2009-09-29 Basile Starynkevitch <basile@starynkevitch.net>
2237 Rafael Avila de Espindola <espindola@google.com>
2239 * gengtype.c (plugin_output): New.
2240 (get_output_file_with_visibility): Return plugin_output for plugins.
2241 (main): Parse and use the -P option.
2242 * gty.texi: Update the command line format.
2244 2009-09-29 Jakub Jelinek <jakub@redhat.com>
2247 * dwarf2out.c (const_ok_for_output_1, const_ok_for_output): New
2249 (mem_loc_descriptor, loc_descriptor, add_const_value_attribute): Bail
2250 out if !const_ok_for_output.
2253 * dwarf2out.c (mem_loc_descriptor) <case CONCAT, case CONCATN,
2254 case VAR_LOCATION>: Remove gcc_unreachable ().
2256 2009-09-29 Harsha Jagasia <harsha.jagasia@amd.com>
2258 * config.gcc (i[34567]86-*-*): Remove mmintrin-common.h.
2259 (x86_64-*-*): Ditto.
2260 * config/i386/smmintrin.h: Move instructions in mmintrin-common.h
2261 back to smmintrin.h.
2262 * config/i386/cpuid.h: (bit_SSE5): Remove SSE5 bit.
2263 * config/i386/x86intrin.h: Remove SSE5.
2264 * config/i386/mmintrin-common.h: Delete file.
2265 * doc/extend.texi (x86 intrinsics): Remove SSE5 flags and builtins.
2267 2009-09-29 Richard Guenther <rguenther@suse.de>
2269 * alias.c (ao_ref_from_mem): Properly deal with off decl accesses
2270 resulting from stack temporaries on STRICT_ALIGNMENT targets.
2272 2009-09-29 Nick Clifton <nickc@redhat.com>
2274 * function.c (current_function_name): If there is no current
2275 function just return "<none>".
2277 2009-09-28 Sriraman Tallam <tmsriram@google.com>
2279 * tree-pass.h (register_pass_info): New structure.
2280 (pass_positioning_ops): Move enum from gcc-plugin.h.
2281 (register_pass): New function.
2282 * gcc-plugin.h (plugin_pass): Delete structure.
2283 (pass_positioning_ops): Delete enum.
2284 * plugin.c (regsiter_pass): Delete function.
2285 (position_pass): Delete function.
2286 (added_pass_nodes): Delete variable.
2287 (prev_added_pass_nodes): Delete variable.
2288 (pass_list_node): Delete structure.
2289 * passes.c (make_pass_instance): New function.
2290 (next_pass_1): Change to call make_pass_instance.
2291 (pass_list_node): Move structure from gcc-plugin.h.
2292 (added_pass_nodes): Move variable from plugin.c.
2293 (prev_added_pass_nodes): Move variable from plugin.c.
2294 (position_pass): New function.
2295 (register_pass): New function.
2297 2009-09-28 Easwaran Raman <eraman@google.com>
2299 * ifcvt.c (noce_try_abs): Recognize pattern and call
2300 expand_one_cmpl_abs_nojump.
2301 * optabs.c (expand_one_cmpl_abs_nojump): New function.
2302 * optabs.h (expand_one_cmpl_abs_nojump): Declare.
2304 2009-09-28 Ian Lance Taylor <iant@google.com>
2307 * c-opts.c (c_common_handle_option): Don't set
2308 warn_jump_misses_init for -Wall.
2309 * doc/invoke.texi (Warning Options): Update documentation.
2311 2009-09-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2313 * Makefile.in ($(out_object_file)): Depend on
2314 gt-$(basename $(notdir $(out_file))).h.
2316 2009-09-28 Richard Henderson <rth@redhat.com>
2318 * except.h (struct eh_region_d): Add use_cxa_end_cleanup.
2319 * except.c (gen_eh_region): Set it.
2320 (duplicate_eh_regions_1): Copy it.
2321 * tree-eh.c (lower_resx): Use it to determine which function
2324 * langhooks.h (struct lang_hooks): Add eh_use_cxa_end_cleanup.
2325 * langhooks-def.h (LANG_HOOKS_EH_USE_CXA_END_CLEANUP): New.
2326 * builtins.def (BUILT_IN_CXA_END_CLEANUP): New.
2327 * tree.c (build_common_builtin_nodes): Remove parameter. Build
2328 BUILT_IN_CXA_END_CLEANUP if necessary.
2330 * c-common.c (c_define_builtins): Update call to
2331 build_common_builtin_nodes.
2333 2009-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
2335 * spu.c (get_branch_target): Return NULL for ASM_OPERANDS patterns.
2337 2009-09-28 Michael Matz <matz@suse.de>
2339 * builtins.c (interclass_mathfn_icode): New helper.
2340 (expand_builtin_interclass_mathfn): Use it here, and split folding
2342 (fold_builtin_interclass_mathfn): ... this new folder.
2343 (build_call_nofold_loc): New static helper.
2344 (build_call_nofold): New wrapper macro for above.
2345 (expand_builtin_int_roundingfn): Use it instead of build_call_expr.
2346 (expand_builtin_pow): Ditto.
2347 (expand_builtin_memset_args): Ditto.
2348 (expand_builtin_printf): Ditto.
2349 (expand_builtin_fprintf): Ditto.
2350 (expand_builtin_sprintf): Ditto.
2351 (expand_builtin_memory_chk): Ditto.
2352 (expand_builtin_mempcpy_args): Ditto and don't call folders.
2353 (expand_builtin_stpcpy): Ditto.
2354 (expand_builtin_strcmp): Ditto.
2355 (expand_builtin_strncmp): Ditto.
2356 (expand_builtin_strcpy): Remove FNDECL and MODE arguments.
2357 (expand_builtin_strcpy_args): Don't call folders.
2358 (expand_builtin_memcmp): Ditto.
2359 (expand_builtin_strncpy): Ditto, and use target.
2360 (expand_builtin_memcpy): Ditto.
2361 (expand_builtin_strstr, expand_builtin_strchr, expand_builtin_strrchr,
2362 expand_builtin_strpbrk, expand_builtin_memmove,
2363 expand_builtin_memmove_args, expand_builtin_bcopy,
2364 expand_builtin_memchr, expand_builtin_strcat, expand_builtin_strncat,
2365 expand_builtin_strspn, expand_builtin_strcspn,
2366 expand_builtin_fputs): Remove these.
2367 (expand_builtin): Don't call the above, change calls to other
2368 expanders that changed prototype.
2369 (fold_builtin_stpcpy): New folder split out from expand_builtin_stpcpy.
2370 (fold_builtin_1 <ISFINITE, ISINF, ISNORMAL>): Call
2371 fold_builtin_interclass_mathfn.
2372 (fold_builtin_2 <STPCPY>): Call fold_builtin_stpcpy.
2373 (fold_builtin_strcat): Add folding split from expand_builtin_strcat.
2375 * fold-const.c (fold_binary_loc <NE_EXPR>): Add !exp != 0 -> !exp.
2376 * passes.c (init_optimization_passes): Move pass_fold_builtins
2377 after last phiopt pass.
2378 * tree-inline.c (fold_marked_statements): When folding builtins
2379 iterate over all instruction potentially generated.
2380 * tree-ssa-ccp.c (gimplify_and_update_call_from_tree): Declare
2382 (fold_gimple_call): Use it to always fold calls (into potentially
2383 multiple instructions).
2384 * tree-ssa-dom.c (optimize_stmt): Resolve __builtin_constant_p
2385 calls into zero at this time.
2386 * tree-ssa-propagate.c (substitute_and_fold): Ignore multiple
2387 statements generated by builtin folding.
2389 2009-09-28 Nick Clifton <nickc@redhat.com>
2391 * config/m32r/m32r.c (m32r_is_insn): Return false for debugging insns.
2393 2009-09-28 Duncan Sands <baldrick@free.fr>
2395 * gcc-plugin.h (PLUGIN_REGISTER_GGC_CACHES): New event.
2396 * plugin.c (plugin_event_name): Add PLUGIN_REGISTER_GGC_CACHES.
2397 (register_callback): Dispatch it.
2398 (invoke_plugin_callbacks): Incorporate in sanity check.
2399 * ggc.h (ggc_register_cache_tab): Add declaration.
2400 * ggc-common.c (ggc_register_root_tab): Simplify.
2401 (const_ggc_cache_tab_t): New typedef.
2402 (extra_cache_vec): New vector of dynamically added cache tables.
2403 (ggc_register_cache_tab): New function.
2404 (ggc_scan_cache_tab): New function.
2405 (ggc_mark_roots): Simplify dynamic roots. Handle dynamic caches.
2406 * doc/plugins.texi: Document PLUGIN_REGISTER_GGC_CACHES.
2408 2009-09-27 Richard Henderson <rth@redhat.com>
2410 * tree-ssa-ccp.c (optimize_stack_restore): Relax the conditions under
2411 which we remove __builtin_stack_restore.
2413 2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
2415 * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
2416 to test for GRD_INVARIANT.
2417 (simple_rhs_p): Anything that's function_invariant_p is fine.
2419 2009-09-27 Rafael Avila de Espindola <espindola@google.com>
2421 * gengtype.c (main): Use plunge_files instead of plugin_output.
2423 2009-09-27 Basile Starynkevitch <basile@starynkevitch.net>
2424 Rafael Avila de Espindola <espindola@google.com>
2426 * gengtype.c (write_root, write_roots): Add a emit_pch argument.
2427 Don't print pch related info if it is false.
2428 (main): Don't print pch info in plugin mode.
2430 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2432 * dwarf2out.c (enum dw_val_class): Replace dw_val_class_long_long
2433 with dw_val_class_const_double.
2434 (struct dw_val_struct): Replace val_long_long with val_double and
2435 adjust for above change.
2436 (output_loc_operands): Likewise.
2437 (add_AT_long_long): Rename into...
2438 (add_AT_double): ...this.
2439 (print_die): Replace dw_val_class_long_long with
2440 dw_val_class_const_double and adjust.
2441 (attr_checksum): Likewise.
2442 (same_dw_val_p): Likewise.
2443 (size_of_die): Likewise.
2444 (value_format): Likewise.
2445 (output_die): Likewise.
2446 (loc_descriptor) <CONST_DOUBLE>: Likewise.
2447 (add_const_value_attribute) <CONST_DOUBLE>: Call add_AT_double
2448 instead of add_AT_long_long.
2449 (add_bound_info) <INTEGER_CST>: Generate the bound as an unsigned
2450 value with the precision of its type.
2452 2009-09-27 Andreas Schwab <schwab@linux-m68k.org>
2455 * c-typeck.c (build_conditional_expr): Use the readonly and
2456 volatile flags of the operand types, not of the operands itself.
2458 2009-09-27 Peter O'Gorman <pogma@thewrittenword.com>
2460 * collect2.c (main): Look for -brtl before adding libraries.
2462 2009-09-27 Jonathan Gray <jsg@openbsd.org>
2464 * config.gcc: Update OpenBSD targets.
2465 * config/openbsd-stdint.h: New file.
2466 * config/openbsd-libpthread.h: New file.
2467 * config/openbsd.h: Update and break out LIB_SPEC definition.
2468 * config/alpha/openbsd.h: Overhaul to reflect ELF migration.
2469 * config/i386/openbsdelf.h: Correct types.
2470 * config/m68k/openbsd.h: Likewise.
2471 * config/mips/openbsd.h: Likewise.
2472 * config/vax/openbsd.h: Likewise.
2474 2009-09-27 Eric Botcazou <ebotcazou@adacore.com>
2476 * fold-const.c (maybe_lvalue_p): Return false for M(IN|AX)_EXPR.
2477 (extract_muldiv_1) <MINUS_EXPR>: Swap operands if necessary.
2478 * stor-layout.c (layout_type) <ARRAY_TYPE>: Do not take the maximum
2479 of the length and zero.
2481 2009-09-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2483 * Makefile.in (TOPLEV_H): Use $(INPUT_H) not input.h.
2484 (FLAGS_H): Add options.h $(REAL_H).
2485 (SEL_SCHED_IR_H): Add $(BITMAP_H) vecprim.h $(CFGLOOP_H).
2486 (TREE_VECTORIZER_H): New.
2487 (EBITMAP_H): Renamed from EBIMAP_H.
2488 (c-decl.o, c-objc-common.o, c-pretty-print.o, attribs.o, c-omp.o)
2489 (gtype-desc.o, ggc-common.o, ggc-page.o, ggc-zone.o, langhooks.o)
2490 (tree.o, tree-ssa-structalias.o, tree-ssa-ter.o, tree-ssanames.o)
2491 (tree-phinodes.o, tree-ssa-loop.o, tree-ssa-math-opts.o)
2492 (gimple-low.o, omp-low.o, sese.o, graphite-blocking.o)
2493 (graphite-clast-to-gimple.o, graphite-dependences.o)
2494 (graphite-interchange.o, graphite-poly.o, graphite-scop-detection.o)
2495 (graphite-sese-to-poly.o, tree-vect-loop.o, tree-vect-loop-manip.o)
2496 (tree-vect-patterns.o, tree-vect-slp.o, tree-vect-stmts.o)
2497 (tree-vect-data-refs.o, tree-vectorizer.o, gimple.o, tree-mudflap.o)
2498 (targhooks.o, stmt.o, emit-rtl.o, ipa.o, matrix-reorg.o, ipa-inline.o)
2499 (gcse.o, tree-ssa-ccp.o, df-byte-scan.o, vec.o, caller-save.o)
2500 (ira-build.o, ira-costs.o, ira-color.o, ira-emit.o, ira.o)
2501 (haifa-sched.o, sched-rgn.o, sel-sched.o, sel-sched-dump.o)
2502 (sel-sched-ir.o, final.o, $(out_object_file)): Dependencies
2503 updated and fixed as per above changes and per
2504 check_makefile_deps.sh output.
2507 * configure.ac: Use $LIBS for '-ldl', not $LDFLAGS.
2508 * configure: Regenerate.
2510 2009-09-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2512 * doc/install.texi: Update minimum MPC version to 0.7.
2514 2009-09-26 Gerald Pfeifer <gerald@pfeifer.com>
2516 * doc/install.texi (Binaries): Remove reference to the binary
2517 distribution CD-ROM from the FSF.
2519 2009-09-26 Michael Matz <matz@suse.de>
2523 * tree-ssa-coalesce.c (coalesce_ssa_name): Add only SSA names
2524 that are mentioned in the body.
2526 2009-09-26 Michael Matz <matz@suse.de>
2528 PR tree-optimization/41454
2529 * tree-ssa-dom (stmts_to_rescan): Remove variable.
2530 (tree_ssa_dominator_optimize): Don't allocate and free it.
2531 (dom_opt_leave_block): Don't iterate over it.
2532 (eliminate_redundant_computations): Don't return a value.
2533 (cprop_operand, cprop_into_stmt): Ditto.
2534 (optimize_stmt): Don't defer updating stmts.
2536 2009-09-25 Dodji Seketeli <dodji@redhat.com>
2538 * dwarf2out.c (dwarf_tag_name, gen_generic_params_dies,
2539 generic_parameter_die, template_parameter_pack_die,
2540 gen_formal_parameter_die, gen_subprogram_die): Adjust after
2541 renaming DW_TAG_formal_parameter_pack and
2542 DW_TAG_template_parameter_pack into DW_TAG_GNU_formal_parameter_pack
2543 and DW_TAG_GNU_template_parameter_pack.
2545 2009-09-25 Anatoly Sokolov <aesok@post.ru>
2547 * config/v850/v850.h (FUNCTION_VALUE): Remove.
2548 * config/v850/v850.c (v850_function_value): New function.
2549 (TARGET_FUNCTION_VALUE): Define.
2551 2009-09-25 Jakub Jelinek <jakub@redhat.com>
2553 * tree-vect-stmts.c (vectorizable_call): Call
2554 mark_symbols_for_renaming after vect_finish_stmt_generation.
2556 * dwarf2out.c (tls_mem_loc_descriptor): Pass 1 instead of 2
2557 to loc_descriptor_from_tree.
2558 (add_location_or_const_value_attribute): Pass 0 instead of 2
2559 for decl_by_reference_p decls.
2561 2009-09-25 Richard Guenther <rguenther@suse.de>
2564 * tree-dfa.c (get_ref_base_and_extent): Fix issue with trailing
2567 2009-09-25 Ben Elliston <bje@au.ibm.com>
2569 * doc/invoke.texi (RS/6000 and PowerPC Options): Add missing comma
2572 2009-09-25 Alan Modra <amodra@bigpond.net.au>
2574 * config/rs6000/rs6000.md (load_toc_v4_PIC_3c): Correct POWER
2575 form of instruction.
2577 2009-09-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2580 * fold-const.c (const_binop): Handle complex int division.
2581 * tree-complex.c (expand_complex_div_straight,
2582 expand_complex_div_wide): Update comments.
2584 2009-09-24 DJ Delorie <dj@redhat.com>
2587 * config/m32c/m32c.h (REG_CLASS_CONTENTS): Add R13.
2588 (reg_class): Likewise.
2589 (REG_CLASS_NAMES): Likewise.
2590 * config/m32c/m32c.c (m32c_reg_class_from_constraint): Likewise.
2591 (m32c_override_options): Disable -fivopts for M32C.
2593 2009-09-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2595 * config/rs6000/predicates.md (indexed_or_indirect_operand):
2596 Delete VSX load/store with update support.
2597 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Ditto.
2598 * config/rs6000/vsx.md (vsx_mov<mode>): Ditto.
2602 (VStype_load_update): Ditto.
2603 (VStype_store_update): Ditto.
2604 (vsx_load<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2605 (vsx_store<VSX_U:mode>_update_<P:mptrsize>): Ditto.
2607 * config/rs6000/rs6000.h (enum rs6000_builtins): Delete VSX
2608 load/store with update builtins.
2610 2009-09-24 Kai Tietz <kai.tietz@onevision.com>
2612 * libgcc2.c (L_trampoline): Prototype for getpagesize
2613 and mprotect in WINNT case.
2615 2009-09-24 Anatoly Sokolov <aesok@post.ru>
2617 * config/rs6000/rs6000.h (FUNCTION_VALUE): Remove macro.
2618 * config/rs6000/rs6000-protos.h (rs6000_function_value): Remove.
2619 * config/rs6000/rs6000.c (rs6000_function_value): Make static, add
2620 'outgoing' argument.
2621 (TARGET_FUNCTION_VALUE): Define.
2623 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2625 * config/darwin.h (DWARF2_DEBUGGING_INFO): Define as 1.
2627 2009-09-24 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
2630 * common.opt: Initialize dwarf_strict to -1.
2631 * toplev.c (process_options): Catch unset dwarf_strict
2632 and set to 0 for all targets not overriding.
2633 * config/darwin.c (darwin_override_options): Catch unset
2634 dwarf_strict and override to 1.
2636 2009-09-24 Jeff Law <law@redhat.com>
2638 * tree-into-ssa.c (rewrite_into_ssa): Free interesting_blocks.
2640 2009-09-24 Richard Guenther <rguenther@suse.de>
2642 PR tree-optimization/36143
2643 PR tree-optimization/38747
2644 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
2645 create VIEW_CONVERT_EXPRs for TBAA compatible accesses.
2647 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2650 * dwarf2out.c (add_const_value_attribute): For HIGH and CONST_FIXED,
2651 return false instead of gcc_unreachable (). For CONST return the
2652 value returned by recursive call instead of always returning true.
2653 (tree_add_const_value_attribute): Return the value returned by
2654 add_const_value_attribute instead of always returning true if rtl
2657 2009-09-23 Justin Seyster <jrseys@gmail.com>
2659 * Makefile.in (PLUGIN_HEADERS): Include real.h.
2661 2009-09-24 Jakub Jelinek <jakub@redhat.com>
2663 * cgraphunit.c (cgraph_lower_function): Revert last change.
2664 * targhooks.c (default_static_chain): Use !DECL_STATIC_CHAIN
2665 instead of DECL_NO_STATIC_CHAIN.
2666 * tree-cfg.c (verify_gimple_call): Likewise.
2667 * tree-nested.c (get_chain_decl, get_chain_field,
2668 convert_tramp_reference_op, convert_gimple_call): Likewise.
2669 (convert_all_function_calls): Likewise. Always set or clear
2670 DECL_STATIC_CHAIN initially, for !n->outer clear it.
2671 (lower_nested_functions): Remove DECL_NO_STATIC_CHAIN checking code.
2672 * c-parser.c (c_parser_declaration_or_fndef): Set DECL_STATIC_CHAIN
2674 * print-tree.c (print_node): Handle DECL_STATIC_CHAIN instead of
2675 DECL_NO_STATIC_CHAIN.
2676 * config/i386/i386.c (ix86_static_chain): Use !DECL_STATIC_CHAIN
2677 instead of DECL_NO_STATIC_CHAIN.
2678 (ix86_function_regparm, find_drap_reg): Likewise. Don't test
2679 decl_function_context.
2680 * varasm.c (initializer_constant_valid_p): Likewise.
2681 * tree.h (DECL_NO_STATIC_CHAIN): Renamed to ...
2682 (DECL_STATIC_CHAIN): ... this.
2683 * config/moxie/moxie.c (moxie_static_chain): Use !DECL_STATIC_CHAIN
2684 instead of DECL_NO_STATIC_CHAIN.
2686 2009-09-23 Basile Starynkevitch <basile@starynkevitch.net>
2687 Rafael Avila de Espindola <espindola@google.com>
2689 * gengtype.c (nb_plugin_files): Make it unsigned to match
2690 num_gt_files. Adjust other variables to avoid warnings.
2691 (main): Allocate an all zero lang_bitmap before each plugin file name
2692 to match regular file names.
2694 2009-09-23 Richard Henderson <rth@redhat.com>
2696 * doc/tm.texi (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
2697 (TARGET_STATIC_CHAIN): Mention that this hook must be used for
2698 static chain passed in memory.
2699 * system.h (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Poison.
2700 * targhooks.c (default_static_chain): Don't handle STATIC_CHAIN,
2701 STATIC_CHAIN_INCOMING. Issue a sorry if there's no
2702 STATIC_CHAIN_REGNUM defined.
2704 * config/picochip/picochip-protos.h: s/class/klass/.
2705 * config/picochip/picochip.c (TARGET_STATIC_CHAIN): New.
2706 (picochip_static_chain): New.
2707 * config/picochip/picochip.h (STATIC_CHAIN): Remove.
2708 (STATIC_CHAIN_INCOMING): Remove.
2710 * config/xtensa/xtensa.c (TARGET_STATIC_CHAIN): New.
2711 (xtensa_static_chain): New.
2712 * config/xtensa/xtensa.h (STATIC_CHAIN): Remove.
2713 (STATIC_CHAIN_INCOMING): Remove.
2715 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2717 * config/pa/pa.h (FUNCTION_VALUE): Remove macro.
2718 * config/pa/pa-protos.h (function_value): Remove.
2719 * config/pa/pa.c (pa_function_value): Rename from function_value.
2720 Make static, add 'outgoing' argument.
2721 (TARGET_FUNCTION_VALUE): Define.
2723 2009-09-23 Anatoly Sokolov <aesok@post.ru>
2725 * config/avr/avr.c (avr_regs_to_save): Use current_function_is_leaf
2726 instead of cfun->machine->is_leaf.
2727 * config/avr/avr.h (machine_function): Remove is_leaf field.
2729 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2732 * dwarf2out.c (address_of_int_loc_descriptor): Don't emit
2733 DW_OP_piece after DW_OP_stack_value, adjust size calculations
2734 for it, when DW_OP_stack_value and DW_OP_implicit_value has
2735 the same size, prefer DW_OP_stack_value.
2736 (loc_descriptor, loc_list_for_address_of_addr_expr_of_indirect_ref,
2737 loc_list_from_tree): Don't emit DW_OP_piece after DW_OP_stack_value.
2739 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2742 * var-tracking.c (add_with_sets): Sort MO_VAL_LOC last among uses.
2744 2009-09-23 Alexandre Oliva <aoliva@redhat.com>
2747 * cfgexpand.c (convert_debug_memory_address): New.
2748 (expand_debug_expr): Convert base address and offset to the same
2749 mode. Use it to convert addresses to other modes. Accept
2752 2009-09-23 Richard Guenther <rguenther@suse.de>
2754 * alias.c (ao_ref_from_mem): Correct for negative MEM_OFFSET
2755 produced for bigendian targets with promoted subregs.
2757 2009-09-23 Richard Guenther <rguenther@suse.de>
2759 * value-prof.c (gimple_ic): Purge old EH edges only after building
2762 2009-09-23 Nick Clifton <nickc@redhat.com>
2764 * config/arc/arc.c (arc_trampoline_init): Fix typo.
2766 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2769 * doc/invoke.texi: Document -gstrict-dwarf and -gno-strict-dwarf.
2772 * cgraphunit.c (cgraph_lower_function): Set DECL_NO_STATIC_CHAIN
2773 on non-nested functions.
2775 2009-09-23 Jakub Jelinek <jakub@redhat.com>
2776 Jan Hubicka <jh@suse.cz>
2778 * dwarf2out.c (loc_list_plus_const): Only define if
2779 DWARF2_DEBUGGING_INFO.
2780 (address_of_int_loc_descriptor): Likewise.
2783 * dwarf2out.c (mem_loc_descriptor): Handle HIGH.
2785 2009-09-23 Uros Bizjak <ubizjak@gmail.com>
2788 * c-typeck.c (build_binary_op) <short_shift>: Check that integer
2789 constant is more than zero.
2791 2009-09-23 Alan Modra <amodra@bigpond.net.au>
2794 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Don't
2795 call final to emit non-scheduled prologue, instead insert at entry.
2797 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2798 Joseph S. Myers <joseph@codesourcery.com>
2800 * doc/install.texi (*-*-freebsd*): Add proper format codes.
2802 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2803 Rafael Avila de Espindola <espindola@google.com>
2805 * gengtype.c (is_file_equal): New function.
2806 (close_output_files): Use is_file_equal. Free of->buf.
2808 2009-09-22 Basile Starynkevitch <basile@starynkevitch.net>
2809 Rafael Avila de Espindola <espindola@google.com>
2811 * gengtype.c (write_types, write_local): Add the output_header
2812 argument. Update all callers.
2814 2009-09-22 Dodji Seketeli <dodji@redhat.com>
2816 * dwarf2out.c (template_parameter_pack_die,
2817 gen_formal_parameter_pack_die ): New functions.
2818 (make_ith_pack_parameter_name): Remove this function.
2819 (dwarf_tag_name): Support printing DW_TAG_template_parameter_pack and
2820 DW_TAG_formal_parameter_pack.
2821 (gen_generic_params_dies): Represent each template parameter pack
2822 by a DW_TAG_template_parameter_pack DIE. Argument pack elements are
2823 represented by usual DW_TAG_template_*_parameter DIEs that are
2824 children of the DW_TAG_template_parameter_pack element DIE.
2825 (generic_parameter_die): This doesn't deal with parameter pack
2826 names anymore. Don't generate DW_AT_name for some DIEs, e.g. children
2827 of parameter pack DIEs.
2828 (gen_formal_parameter_die): Add a flag to not emit DW_AT_name
2829 in certain cases, e.g. for pack elements.
2830 (gen_formal_types_die, gen_decl_die): Adjust usage of
2831 gen_formal_parameter_die.
2832 (gen_subprogram_die): Represent each function parameter pack by a
2833 DW_TAG_formal_parameter_pack DIE. Arguments of of the pack are
2834 represented by usual DW_TAG_formal_parameter DIEs that are children
2835 of the DW_TAG_formal_parameter_pack DIE. Remove references to
2836 ____builtin_va_alist decls as no part of the compiler uses those
2838 * langhooks.h (struct lang_hooks_for_decls): Add
2839 function_parm_expanded_from_pack_p, get_generic_function_decl
2840 and function_parameter_pack_p hooks. Fix comment for
2841 get_innermost_generic_parms hook.
2842 * langhooks-def.h (LANG_HOOKS_FUNCTION_PARAMETER_PACK_P,
2843 LANG_HOOKS_FUNCTION_PARM_EXPANDED_FROM_PACK_P ): Declare new hook
2844 macros and use them to initialize lang_hook.
2846 2009-09-22 Richard Henderson <rth@redhat.com>
2848 * system.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Poison.
2849 (TRAMPOLINE_ADJUST_ADDRESS): Poison.
2850 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): Don't conditionalize
2851 on TRAMPOLINE_TEMPLATE.
2852 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): Don't conditionalize on
2853 TRAMPOLINE_ADJUST_ADDRESS.
2854 * targhooks.c (default_asm_trampoline_template): Remove.
2855 (default_trampoline_adjust_address): Remove.
2856 (default_trampoline_init): Don't handle INITIALIZE_TRAMPOLINE.
2857 * targhooks.h: Update decls.
2859 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
2861 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Enable.
2862 * config/i386/cygwin.h (LIBGCJ_SONAME): Define.
2863 * config/i386/mingw32.h (LIBGCJ_SONAME): Likewise.
2865 2009-09-22 Alexandre Oliva <aoliva@redhat.com>
2868 * reload1.c (reload): Reset debug insns with pseudos without
2871 2009-09-22 Janis Johnson <janis187@us.ibm.com>
2873 * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
2874 unconditional true for decimal float modes.
2875 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
2876 * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
2878 2009-09-22 Loren J. Rittle <ljrittle@acm.org>
2880 * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
2881 Enable a new case for __FreeBSD__ >= 7.
2882 * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
2883 * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
2884 * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
2885 and USE_LD_AS_NEEDED.
2887 * doc/install.texi (*-*-freebsd*): Update target information.
2889 2009-09-22 Richard Guenther <rguenther@suse.de>
2892 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
2893 arrays really properly.
2895 2009-09-22 Richard Henderson <rth@redhat.com>
2898 * target.h (struct gcc_target): Add asm_out.trampoline_template,
2899 calls.static_chain, calls.trampoline_init,
2900 calls.trampoline_adjust_address.
2901 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2902 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
2903 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2904 * builtins.c (expand_builtin_setjmp_receiver): Use
2905 targetm.calls.static_chain; only clobber registers.
2906 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
2907 set up memory attributes properly for the trampoline block.
2908 (expand_builtin_adjust_trampoline): Use
2909 targetm.calls.trampoline_adjust_address.
2910 * calls.c (prepare_call_address): Add fndecl argument. Use
2911 targetm.calls.static_chain.
2912 * df-scan.c (df_need_static_chain_reg): Remove.
2913 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
2914 consolodate static chain handling.
2915 * doc/tm.texi: Document new hooks.
2916 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
2917 (init_emit_regs): Don't initialize them.
2918 * expr.h (prepare_call_address): Update decl.
2919 * final.c (profile_function): Use targetm.calls.static_chain.
2920 * function.c (expand_function_start): Likewise.
2921 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
2922 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
2923 only clobber registers.
2924 * targhooks.c (default_static_chain): New.
2925 (default_asm_trampoline_template, default_trampoline_init): New.
2926 (default_trampoline_adjust_address): New.
2927 * targhooks.h: Declare them.
2928 * varasm.c (assemble_trampoline_template): Use
2929 targetm.asm_out.trampoline_template. Make the memory block const
2932 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
2933 alpha_initialize_trampoline. Make static. Merge VMS parameter
2934 differences into the TARGET_ABI_OPEN_VMS code block.
2935 (TARGET_TRAMPOLINE_INIT): New.
2936 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
2937 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
2938 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
2939 (INITIALIZE_TRAMPOLINE): Remove.
2941 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
2942 (TRAMPOLINE_TEMPLATE): Merge with ...
2943 (INITIALIZE_TRAMPOLINE): ... this and move ...
2944 * config/arc/arc.c (arc_trampoline_init): ... here.
2945 (TARGET_TRAMPOLINE_INIT): New.
2947 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
2948 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
2949 (arm_asm_trampoline_template): New.
2950 (arm_trampoline_init, arm_trampoline_adjust_address): New.
2951 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
2952 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
2953 code to arm_asm_trampoline_template.
2954 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
2955 arm_trampoline_adjust_address.
2956 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
2957 adjust for target hook parameters.
2959 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE):
2962 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
2963 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
2964 (bfin_trampoline_init): Rename from initialize_trampoline;
2965 make static; update for target hook parameters.
2966 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
2967 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
2968 bfin_asm_trampoline_template.
2969 (INITIALIZE_TRAMPOLINE): Remove.
2971 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2972 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
2973 cris_trampoline_init): New.
2974 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
2975 cris_asm_trampoline_template.
2976 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
2977 adjust for target hook parameters.
2979 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
2981 * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
2982 TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
2983 fr30_trampoline_init): New.
2984 * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
2985 fr30_asm_trampoline_template.
2986 (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
2987 adjust for target hook parameters.
2989 * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
2990 (frv_trampoline_init): Rename from frv_initialize_trampoline;
2991 make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
2992 * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
2993 * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
2995 * config/h8300/h8300.c (h8300_trampoline_init): New.
2996 (TARGET_TRAMPOLINE_INIT): New.
2997 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
2998 to h8300_trampoline_init and adjust for hook parameters.
3000 * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
3001 * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
3002 (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
3003 make static; adjust for hook parameters.
3004 * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
3006 * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3007 (TARGET_TRAMPOLINE_INIT): New.
3008 (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
3009 * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
3010 iq2000_asm_trampoline_template.
3011 (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
3012 (TRAMPOLINE_CODE_SIZE): New.
3013 (TRAMPOLINE_SIZE): Use it.
3014 (TRAMPOLINE_ALIGNMENT): Follow Pmode.
3016 * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
3017 * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
3018 (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
3019 adjust for hook parameters.
3020 * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
3022 * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
3023 (m32r_trampoline_init): New.
3024 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
3025 m32r_trampoline_init.
3027 * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
3028 (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
3029 make static; update for hook parameters.
3030 * config/m68hc11/m68hc11-protos.h: Update.
3031 * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
3033 * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3034 (TARGET_TRAMPOLINE_INIT): New.
3035 (mcore_function_value): Fix typo.
3036 (mcore_asm_trampoline_template, mcore_trampoline_init): New.
3037 * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
3038 to mcore_asm_trampoline_template.
3039 (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
3041 * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
3042 * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
3043 (mep_trampoline_init): Rename from mep_init_trampoline; make static;
3044 update for hook parameters.
3045 * config/mep/mep-protos.h (mep_init_trampoline): Remove.
3047 * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3048 mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3049 mips_trampoline_init): New.
3050 * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
3051 mips_asm_trampoline_template.
3052 (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
3053 update for hook parameters.
3055 * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3056 (TARGET_TRAMPOLINE_INIT): New.
3057 (mmix_trampoline_size): Remove.
3058 (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
3059 make static. Remove out-of-date tetra vs octa comment.
3060 (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
3061 make static; update for hook parameters.
3062 * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
3063 (INITIALIZE_TRAMPOLINE): Remove.
3064 (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
3065 (TRAMPOLINE_ALIGNMENT): New.
3066 * gcc/config/mmix/mmix-protos.h: Update.
3068 * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3069 mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3070 mn10300_trampoline_init): New.
3071 * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
3072 mn10300_asm_trampoline_template.
3073 (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
3075 * config/moxie/moxie.c (moxie_static_chain,
3076 moxie_asm_trampoline_template, moxie_trampoline_init,
3077 TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
3078 TARGET_TRAMPOLINE_INIT): New.
3079 * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
3080 moxie_trampoline_init.
3081 (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
3082 (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
3084 * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
3085 pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
3086 pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
3087 pa_trampoline_adjust_address): New.
3088 * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
3089 pa_asm_trampoline_template.
3090 (TRAMPOLINE_ALIGNMENT): New.
3091 (TRAMPOLINE_CODE_SIZE): Move to pa.c.
3092 (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
3093 adjust for hook parameters.
3094 (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
3096 * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
3097 (TARGET_TRAMPOLINE_INIT): New.
3098 * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
3099 (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
3101 * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
3103 * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
3104 * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
3105 (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
3106 make static; adjust parameters for the hook.
3107 * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
3109 * config/s390/s390.c (s390_asm_trampoline_template): Rename from
3110 s390_trampoline_template; make static.
3111 (s390_trampoline_init): Rename from s390_initialize_trampoline;
3112 make static; adjust for target hook.
3113 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
3114 * config/s390/s390-protos.h: Remove trampoline decls.
3115 * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
3116 (TRAMPOLINE_TEMPLATE): Remove.
3117 (TRAMPOLINE_ALIGNMENT): New.
3119 * config/score/score-protos.h (score_initialize_trampoline): Remove.
3120 * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3121 (TARGET_TRAMPOLINE_INIT): New.
3122 (score_asm_trampoline_template): New.
3123 (score_trampoline_init): Rename from score_initialize_trampoline;
3124 make static; adjust for hook parameters.
3125 * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
3126 score[37]_asm_trampoline_template.
3127 (INITIALIZE_TRAMPOLINE): Remove.
3128 * config/score/score3.c (score3_asm_trampoline_template): New.
3129 (score3_trampoline_init): Rename from score3_initialize_trampoline;
3130 adjust for target hook.
3131 * config/score/score7.c (score7_asm_trampoline_template): New.
3132 (score7_trampoline_init): Rename from score7_initialize_trampoline;
3133 adjust for target hook.
3134 * config/score/score3.h, config/score/score7.h: Update.
3136 * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
3137 * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
3138 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
3139 (sh_trampoline_init): Rename from sh_initialize_trampoline;
3140 make static; adjust for target hook parameters.
3141 (sh_trampoline_adjust_address): New.
3142 * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
3143 (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
3145 * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
3146 (sparc32_initialize_trampoline): Rename from
3147 sparc_initialize_trampoline; make static; replace tramp parameter
3148 with m_tramp and update memory accesses.
3149 (sparc64_initialize_trampoline): Similarly.
3150 (sparc_trampoline_init): New.
3151 * config/sparc/sparc-protos.h: Remove trampoline decls.
3152 * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
3153 * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
3155 * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
3156 (array_to_constant): Make ARR parameter const.
3157 (spu_trampoline_init): Rename from spu_initialize_trampoline;
3158 make static; update for hook parameters.
3159 * config/spu/spu-protos.h: Update decls.
3160 * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
3162 * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
3163 from xstormy16_initialize_trampoline; make static; update for
3165 (TARGET_TRAMPOLINE_INIT): New.
3166 * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
3168 * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3169 (TARGET_TRAMPOLINE_INIT): New.
3170 (v850_can_eliminate): Make static.
3171 (v850_asm_trampoline_template, v850_trampoline_init): New.
3172 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
3173 v850_asm_trampoline_template.
3174 (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
3175 and adjust for target hook parameters.
3177 * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3178 (TARGET_TRAMPOLINE_INIT): New.
3179 (vax_asm_trampoline_template, vax_trampoline_init): New.
3180 * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
3181 vax_asm_trampoline_template.
3182 (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
3184 * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
3185 (TARGET_TRAMPOLINE_INIT): New.
3186 (xtensa_asm_trampoline_template): Rename from
3187 xtensa_trampoline_template; make static.
3188 (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
3189 make static; update for hook parameters.
3190 * config/xtensa/xtensa-protos.h: Remove trampoline decls.
3191 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
3192 (INITIALIZE_TRAMPOLINE): Remove.
3194 * config/i386/i386.c (ix86_function_regparm): Do not issue an
3195 error for nested functions with regparm=3.
3196 (ix86_compute_frame_layout): Adjust frame pointer offset for
3197 ix86_static_chain_on_stack.
3198 (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
3199 (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
3200 don't reset to UNITS_PER_WORD.
3201 (ix86_emit_leave): Adjust ix86_cfa_state.
3202 (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
3203 (ix86_static_chain): New.
3204 (ix86_trampoline_init): Rename from x86_initialize_trampoline;
3205 make static; update for target hook parameters; use ix86_static_chain.
3206 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
3207 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
3208 (INITIALIZE_TRAMPOLINE): Remove.
3209 (TRAMPOLINE_SIZE): Use 24 for 64-bit.
3210 (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
3211 to the end. Add static_chain_on_stack.
3212 (ix86_static_chain_on_stack): New.
3214 * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
3215 (m68k_output_mi_thunk): Don't use static_chain_rtx.
3216 (m68k_trampoline_init): New.
3217 * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
3218 m68k_trampoline_init and adjust for hook parameters.
3219 * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
3220 (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
3222 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3224 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
3225 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
3227 * reload1.c (reload): Call wrap_constant when substituting
3228 reg for equiv inside of DEBUG_INSNs.
3231 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
3232 add_call_src_coords_attributes, add_high_low_attributes,
3233 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
3234 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
3235 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
3236 when -gdwarf-2 -gstrict-dwarf.
3237 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
3238 -gdwarf-[23] -gstrict-dwarf.
3239 (address_of_int_loc_descriptor, loc_descriptor,
3240 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
3241 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
3242 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
3244 2009-09-22 Richard Guenther <rguenther@suse.de>
3246 PR tree-optimization/41428
3247 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
3248 (ccp_finalize): Pass it to substitute_and_fold.
3250 2009-09-22 Richard Guenther <rguenther@suse.de>
3252 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
3253 (substitute_and_fold): Adjust prototype.
3254 * tree-vrp.c (vrp_evaluate_conditional): Make static.
3255 (simplify_stmt_using_ranges): Likewise.
3256 (fold_predicate_in): Move here from tree-ssa-propagate.c.
3257 (vrp_fold_stmt): New function.
3258 (vrp_finalize): Pass it to substitute_and_fold.
3259 * tree-flow.h (vrp_evaluate_conditional): Remove.
3260 (simplify_stmt_using_ranges): Likewise.
3261 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
3262 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3263 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
3265 (fold_predicate_in): Move to tree-vrp.c.
3266 (substitute_and_fold): Use the callback instead of calling into
3267 tree-vrp.c functions directly.
3269 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3271 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
3272 comparison warning on rs6000.
3275 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
3276 GIMPLE_EH_MUST_NOT_THROW cleanup.
3277 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
3279 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
3282 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
3283 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
3284 LIB_SPEC for darwin10 and later since it always uses the unwinder in
3285 libSystem which is derived from the gcc 4.2.1 unwinder.
3287 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3290 * varasm.c (default_encode_section_info): Copy TLS model into
3291 sym_ref flags regardless of backend support for TLS, for all
3292 model types except TLS_MODEL_EMULATED.
3294 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
3297 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
3298 we can handle it correctly.
3300 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3302 * doc/install.texi (os2): Remove section.
3304 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
3306 * doc/standards.texi (Objective-C): Adjust two URLs.
3308 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
3310 * tree-tailcall.c (process_assignment): Don't check if a
3311 multiplication or an addition are already present.
3312 (find_tail_calls): Combine multiple additions and multiplications.
3313 (adjust_accumulator_values): Emit accumulators.
3315 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
3317 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
3318 xmm register restore.
3320 2009-09-21 Jan Hubicka <jh@suse.cz>
3322 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
3323 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
3326 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
3328 * stor-layout.c (layout_type): Remove obsolete code.
3330 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
3333 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
3335 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3338 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
3339 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
3340 (fold_builtin_2, do_mpc_arg1): Update accordingly.
3341 * fold-const.c (const_binop): Likewise.
3342 * real.h (do_mpc_arg2): Update prototype.
3344 2009-09-20 Jan Hubicka <jh@suse.cz>
3346 * dwarf2out.c (add_const_value_attribute): Return true if successful.
3347 (add_location_or_const_value_attribute): Rewrite using
3349 (tree_add_const_value_attribute): Return true if successful.
3350 (tree_add_const_value_attribute_for_decl): Likewise.
3352 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
3353 (loc_descriptor): ... here;
3354 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3355 (cst_pool_loc_descr): Break out from ...; do not reffer constant
3356 pool items that was not marked for output.
3357 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
3358 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3359 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
3360 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
3361 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
3362 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
3363 DW_OP_stack_value to get address of items that are not available
3365 (dw_loc_list): Handle single element lists correctly.
3367 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
3368 Pascal Obry <obry@adacore.com>
3370 * unwind-dw2-fde.c (classify_object_over_fdes):
3371 Cast the constant 1 to _Unwind_Ptr.
3372 (add_fdes): Likewise.
3373 (linear_search_fdes): Likewise.
3375 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
3377 * stor-layout.c (set_sizetype): Avoid useless type copy.
3379 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3381 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
3383 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
3384 * configure, config.in: Regenerate.
3385 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
3387 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
3388 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
3389 for global data if the output could be used in a shared library.
3390 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
3391 to 0 if TARGET_WRITABLE_EH_FRAME.
3393 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
3395 PR rtl-optimization/39886
3396 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
3397 just when insn is equal to BB_END (bb).
3399 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3401 * config/mips/mips.opt (mrelax-pic-calls): New option.
3402 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
3404 (mips_unspec_call): Change "unspec_call" expander into this.
3405 (mips_strip_unspec_call): New function.
3406 (mips_got_load): Call mips_unspec_call instead of
3407 gen_unspec_call<mode>.
3408 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
3410 (mips_cfg_in_reorg): New function.
3411 (mips16_lay_out_constants): Use it to decide whether to call
3412 CFG-aware insn splitting.
3413 (r10k_insert_cache_barriers): Move CFG set-up code from here to
3414 mips_reorg. Move DF set-up code from here ...
3415 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
3417 (mips_reorg): Call mips_df_reorg instead of
3418 r10k_insert_cache_barriers. Move CFG set-up code here from
3419 r10k_insert_cache_barriers.
3420 (mips_call_expr_from_insn): New function.
3421 (mips_pic_call_symbol_from_set): Likewise.
3422 (mips_find_pic_call_symbol): Likewise.
3423 (mips_annotate_pic_call_expr): Likewise.
3424 (mips_get_pic_call_symbol): Likewise.
3425 (mips_annotate_pic_calls): Likewise.
3426 (mips_override_options): Disable -mrelax-pic-calls unless PIC
3428 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
3429 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
3430 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
3432 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
3433 (unspec_call<mode>): Remove it.
3434 (sibcall_internal, sibcall_value_internal,
3435 sibcall_value_multiple_internal, call_internal, call_split,
3436 call_value_internal, call_value_split,
3437 call_value_multiple_internal, call_value_multiple_split): Pass
3438 SIZE_OPNO to MIPS_CALL.
3439 (call_internal_direct, call_direct_split,
3440 call_value_internal_direct, call_value_direct_split): Pass -1 as
3441 SIZE_OPNO to MIPS_CALL.
3442 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
3443 * configure: Regenerate.
3444 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
3445 and -mno-relax-pic-calls.
3446 (MIPS Options): Document -mrelax-pic-calls and -mno-relax-pic-calls.
3448 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3451 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
3452 in the directory this rule is called from, rather than the
3453 toplevel 'gcc' directory, to fix in-tree build.
3455 2009-09-19 Chris Demetriou <cgd@google.com>
3457 PR preprocessor/28435:
3458 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
3459 to cpplib that the preprocessor output is needed.
3461 2009-09-19 Jakub Jelinek <jakub@redhat.com>
3463 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
3464 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
3465 *return_and_restore_fpregs_<mode>,
3466 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
3469 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
3470 instead of assuming it has always a REG inside of it.
3472 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
3474 * config/freebsd.h: Update comment on types.
3475 (WINT_TYPE): Define.
3477 2009-09-18 Jason Merrill <jason@redhat.com>
3479 * c.opt: Add -fno-deduce-init-list.
3481 2009-09-18 Neil Vachharajani <nvachhar@google.com>
3483 * value-prof.c (interesting_stringop_to_profile_p): Added output
3484 argument to indicate which parameter is the size parameter.
3485 * value-prof.c (gimple_stringop_fixed_value): Use
3486 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
3487 * value-prof.c (gimple_stringops_transform): Update call sites to
3488 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
3490 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
3493 From David Binderman <dcb314@hotmail.com>:
3494 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
3495 local variable f. Remove stale comments.
3496 (ix86_compute_frame_layout): Remove useless local variable total_size.
3497 Remove #if 0'd code.
3498 (legitimate_address_p): Remove useless local variables
3499 reason_rtx and reason.
3500 (ix86_split_copysign_const): Remove useless local variable op1.
3501 (scale_counter): Remove useless local variable piece_size_mask.
3503 2009-09-18 Jakub Jelinek <jakub@redhat.com>
3505 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
3508 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
3511 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
3513 2009-09-17 Jakub Jelinek <jakub@redhat.com>
3515 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
3518 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
3520 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
3521 DW_OP_implicit_value even without dwarf_version 4.
3523 2009-09-17 Jan Hubicka <jh@suse.cz>
3525 * dwarf2out.c: Include tree-pass.h and gimple.h.
3526 (loc_list_plus_const): New function.
3527 (loc_descriptor_from_tree_1): Rename to ...
3528 (loc_descriptor_from_tree): ... remove original.
3529 (loc_list_from_tree): New function.
3530 (add_AT_location_description): Accept location list.
3531 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
3532 (concatn_mem_loc_descriptor): Remove.
3533 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
3535 (secname_for_decl): Move up.
3536 (hidden_reference_p): New function; break out from ...
3537 (loc_by_refernece): ... here; move up.
3538 (dw_loc_list): New function.
3539 (single_element_loc_list): New function.
3540 (single_element_loc_list_p): New function.
3541 (add_loc_descr_to_each): New function.
3542 (add_loc_list): New function.
3543 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
3544 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
3545 add diagnostics why expansion failed.
3546 (add_location_or_const_value_attribute): Support location lists.
3547 (add_bound_info): Likewise.
3548 (descr_info_loc): Update call of loc_descriptor_from_tree.
3549 (gen_variable_die): Work on location lists.
3550 * final.c (pass_final): Add dump file.
3551 * Makefile.in (dwarf2out.o): Add new dependencies.
3553 2009-09-17 Janis Johnson <janis187@us.ibm.com>
3556 * real.c decimal_from_integer, decimal_integer_string): New.
3557 (real_from_integer): Use them as special case for decimal float.
3558 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
3559 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
3560 Do not append zero after the decimal point in string to convert.
3562 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
3564 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
3565 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
3567 2009-09-17 Martin Jambor <mjambor@suse.cz>
3569 * common.opt (fipa-sra): New switch.
3570 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
3571 * timevar.def (TV_IPA_SRA): New timevar.
3572 * params.def (ipa-sra-ptr-growth-factor): New parameter.
3573 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
3574 * tree-sra.c: Include cgraph.c.
3575 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
3576 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
3577 and grp_not_necessarilly_dereferenced.
3578 (func_param_count): New variable.
3579 (encountered_apply_args): New variable.
3580 (bb_dereferences): New variable.
3581 (final_bbs): New variable.
3582 (no_accesses_representant): New variable.
3583 (no_accesses_p): New function.
3584 (dump_access): Dump the new fields.
3585 (sra_initialize): Set encountered_apply_args to false.
3586 (get_ssa_base_param): New function.
3587 (mark_parm_dereference): New function.
3588 (create_access): Caring for INIDRECT_REFs and different handling of
3589 varialble length accesses in early IPA SRA. Store the stmt - a new
3590 parameter - to the new access.
3591 (build_access_from_expr_1): New parameter stmt, passed to
3592 create_access. Handle INDIRECT_REFs.
3593 (build_access_from_expr): Pass the current statement to
3594 build_access_from_expr_1.
3595 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
3597 (build_accesses_from_assign): Pass the current statement to
3598 build_access_from_expr_1. Do not create assign links in IPA-SRA.
3599 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
3600 final_bbs when necessary. Check for calls to __builtin_apply_args.
3601 Fixup EH info if anythng was changed.
3602 (is_unused_scalar_param): New function.
3603 (ptr_parm_has_direct_uses): New function.
3604 (find_param_candidates): New function.
3605 (mark_maybe_modified): New function.
3606 (analyze_modified_params): New function.
3607 (propagate_dereference_distances): New function.
3608 (dump_dereferences_table): New function.
3609 (analyze_caller_dereference_legality): New function.
3610 (unmodified_by_ref_scalar_representative): New function.
3611 (splice_param_accesses): New function.
3612 (decide_one_param_reduction): New function.
3613 (enum ipa_splicing_result): New type.
3614 (splice_all_param_accesses): New function.
3615 (get_param_index): New function.
3616 (turn_representatives_into_adjustments): New function.
3617 (analyze_all_param_acesses): New function.
3618 (get_replaced_param_substitute): New function.
3619 (get_adjustment_for_base): New function.
3620 (replace_removed_params_ssa_names): New function.
3621 (sra_ipa_reset_debug_stmts): New function.
3622 (sra_ipa_modify_expr): New function.
3623 (sra_ipa_modify_assign): New function.
3624 (convert_callers): New function.
3625 (modify_function): New function.
3626 (ipa_sra_preliminary_function_checks): New function.
3627 (ipa_early_sra): New function.
3628 (ipa_early_sra_gate): New function.
3629 (pass_early_ipa_sra): New variable.
3630 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
3632 2009-09-17 Michael Matz <matz@suse.de>
3635 * tree.c (build_type_attribute_qual_variant): Export.
3636 * tree.h (build_type_attribute_qual_variant): Declare.
3637 * tree-inline.c (remap_type_1): Use it to build variants with
3638 the original qualifiers and attributes.
3640 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
3642 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
3643 without a fallthrough edge.
3645 2009-09-16 DJ Delorie <dj@redhat.com>
3647 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
3648 chip and ignore the "fast_interrupt" attribute if so.
3650 2009-09-16 Richard Henderson <rth@redhat.com>
3653 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
3656 2009-09-16 Richard Henderson <rth@redhat.com>
3659 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
3660 is set only if DECL_NO_STATIC_CHAIN is unset.
3661 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
3662 (FOR_EACH_NEST_INFO): New.
3663 (walk_all_functions): Use it.
3664 (finalize_nesting_tree): Likewise.
3665 (unnest_nesting_tree): Likewise.
3666 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
3667 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
3668 (convert_gimple_call): Early out if gimple_call_chain already set.
3669 (convert_all_function_calls): Iterate until no new functions
3670 require a static chain.
3671 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
3672 when building a trampoline. Use dump_function_to_file instead
3674 (lower_nested_functions): Open dump_file. Validate that decls
3675 that have DECL_NO_STATIC_CHAIN from the front end don't have that
3676 bit reset by this pass.
3678 2009-09-16 Michael Matz <matz@suse.de>
3681 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
3682 shorten decl_common_unused.
3683 (DECL_RESTRICTED_P): New accessor.
3684 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
3685 to disambiguate marked decls and restrict pointers.
3687 2009-09-16 Richard Henderson <rth@redhat.com>
3690 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
3692 2009-09-16 Jakub Jelinek <jakub@redhat.com>
3694 * integrate.c (set_block_abstract_flags): Call
3695 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
3697 2009-09-16 Richard Guenther <rguenther@suse.de>
3700 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
3703 2009-09-16 DJ Delorie <dj@redhat.com>
3704 Kaz Kojima <kkojima@gcc.gnu.org>
3706 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
3707 (sh_expand_prologue): Update calls to output_stack_adjust.
3708 (sh_expand_epilogue): Likewise.
3710 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
3713 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
3714 trying to limit the extent of searches in the insn stream.
3716 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
3717 Jakub Jelinek <jakub@redhat.com>
3721 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
3723 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
3724 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
3725 (rs6000_savres_strategy): Always save FP registers inline if the
3726 target doesn't support hardware double-precision. Set the above
3727 bits in return value when needed.
3728 (rs6000_savres_routine_sym): Fix computation for cache selector.
3729 Mark the generated symbol as a function. Rename exitp argument to
3730 lr. Move code for determining the name of the symbol...
3731 (rs6000_savres_routine_name): ...here. New function. Add cases for
3732 getting the names right on AIX and 64-bit Linux.
3733 (savres_routine_name): New variable.
3734 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
3735 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
3736 on what the target routine uses as a base register. If savep && lr
3737 describe saving of r0 into memory slot.
3738 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
3739 line calls for AIX ABI.
3740 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
3741 determine FP save/restore functions.
3742 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
3743 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
3745 (rs6000_emit_epilogue): Adjust computation of restore_lr.
3746 Duplicate restoration of LR and execute the appropriate one
3747 depending on whether GPRs are being restored inline. Set r11 from
3748 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
3749 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
3750 Fix out of line calls for AIX ABI.
3751 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
3753 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
3755 (*restore_gpregs_spe): Likewise.
3756 (*return_and_restore_gpregs_spe): Likewise.
3757 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3758 Define to empty string unconditionally.
3759 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
3760 Define to empty string unconditionally.
3761 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
3764 2009-09-15 Jan Hubicka <jh@suse.cz>
3766 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
3767 * params.def (inline-insns-auto): Likewise.
3769 2009-09-15 Martin Jambor <mjambor@suse.cz>
3771 * ipa-inline.c (estimate_function_body_sizes): Dump info about
3772 individual statements only at TDF_DETAILS dump level. Format
3773 source for 80 characters per line.
3775 2009-09-15 Christian Bruel <christian.bruel@st.com>
3777 * regrename.c (do_replace): Update REG_DEAD notes.
3779 2009-09-15 Revital Eres <eres@il.ibm.com>
3781 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
3782 * targhooks.c (default_builtin_support_vector_misalignment):
3783 New builtin function.
3784 * targhooks.h (default_builtin_support_vector_misalignment):
3786 * target.h (builtin_support_vector_misalignment):
3787 New field in struct gcc_target.
3788 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
3789 new builtin function.
3790 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
3792 * config/rs6000/rs6000.c
3793 (rs6000_builtin_support_vector_misalignment): New function.
3794 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
3796 2009-09-15 Jie Zhang <jie.zhang@analog.com>
3798 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
3800 (bfin_optimize_loop): Likewise.
3801 (bfin_gen_bundles): Likewise.
3802 (workaround_speculation): Likewise.
3803 (find_load): Return NULL_RTX for debug_insn.
3805 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
3807 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
3810 2009-09-14 DJ Delorie <dj@redhat.com>
3812 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
3813 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
3816 2009-09-14 Richard Henderson <rth@redhat.com>
3817 Jakub Jelinek <jakub@redhat.com>
3819 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
3820 * cfgbuild.c (make_edges): Handle asm goto.
3821 * cfglayout.c (fixup_reorder_chain): Likewise.
3822 * cfgrtl.c (patch_jump_insn): Likewise.
3823 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
3824 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
3825 (gimple_build_asm_vec): Add and use labels parameter.
3826 (gimple_build_asm): Remove.
3827 (walk_gimple_asm): Walk labels too.
3828 * gimple.def (GIMPLE_ASM): Update docs.
3829 * gimple.h: Update decls.
3830 (struct gimple_statement_asm): Change nc to use unsigned char;
3832 (gimple_asm_nlabels): New.
3833 (gimple_asm_label_op, gimple_asm_set_label_op): New.
3834 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
3835 into gimple_build_asm_vec.
3836 * jump.c (mark_jump_label_asm): New.
3837 (mark_jump_label): Use it.
3838 (redirect_jump_1): Handle asm goto.
3839 (invert_jump_1): Soft fail if X is null.
3840 * recog.c (extract_asm_operands): New.
3841 (asm_noperands): Use it; handle asm labels.
3842 (decode_asm_operands): Use extract_asm_operands.
3843 (asm_operand_ok): Properly handle empty string.
3844 * reg-stack.c (get_asm_operands_in_out): Rename from
3845 get_asm_operand_n_inputs; use extract_asm_operands; return both
3846 inputs and outputs by reference; update all callers.
3847 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
3848 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
3849 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
3850 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
3851 (extract_asm_operands): Declare.
3852 * stmt.c (expand_asm_operands): Add and use labels parameter.
3853 (check_unique_operand_names): Likewise.
3854 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
3855 (expand_asm_stmt): Handle asm labels.
3856 * tree-cfg.c (make_gimple_asm_edges): New.
3857 (make_edges): Use it.
3858 (cleanup_dead_labels): Handle asm labels.
3859 (is_ctrl_altering_stmt): Likewise.
3860 (gimple_redirect_edge_and_branch): Likewise.
3861 * tree.def (ASM_EXPR): Add 5th operand.
3862 * tree.h (ASM_LABELS): New.
3863 (resolve_asm_operand_names): Update decl.
3865 * c-parser.c (c_parser_asm_statement): Parse asm goto.
3866 (c_parser_asm_goto_operands): New.
3867 * c-tree.h (build_asm_expr): Update decl.
3868 * c-typeck.c (build_asm_expr): Add and use labels parameter.
3869 * doc/extend.texi: Document asm goto.
3871 2009-09-14 Richard Henderson <rth@redhat.com>
3873 * except.h: Update declarations.
3874 (struct pointer_map_t): Forward declare.
3875 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
3876 (struct eh_landing_pad_d, eh_landing_pad): New.
3877 (struct eh_catch_d, eh_catch): New.
3878 (struct eh_region_d): Remove next_region_sharing_label, aka,
3879 label, tree_label, landing_pad, post_landing_pad, resume,
3880 may_contain_throw. Rename region_number to index. Remove
3881 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
3882 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
3883 (VEC(eh_landing_pad,gc)): New.
3884 (struct eh_status): Remove last_region_number. Add lp_array,
3885 throw_stmt_table, ttype_data, ehspec_data.
3886 (ehr_next, FOR_ALL_EH_REGION_AT): New.
3887 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
3888 * except.c (lang_protect_cleanup_actions): Return tree.
3889 (struct ehl_map_entry): Remove.
3890 (init_eh_for_function): Push zero entries for region and lp_array.
3891 (gen_eh_region): Add to region_array immediately.
3892 (gen_eh_region_catch): Operate on eh_catch objects.
3893 (gen_eh_landing_pad): New.
3894 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
3895 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
3896 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
3897 (get_eh_landing_pad_from_number_fn): New.
3898 (get_eh_landing_pad_from_number): New.
3899 (get_eh_region_from_lp_number_fn): New.
3900 (get_eh_region_from_lp_number): New.
3901 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
3902 (get_exception_pointer, get_exception_filter): Remove.
3903 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
3904 (current_function_has_exception_handlers): Simplify.
3905 (bring_to_root, eh_region_replaceable_by_p): Remove.
3906 (replace_region, hash_type_list, hash_eh_region): Remove.
3907 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
3908 (label_to_region_map, num_eh_regions): Remove.
3909 (get_next_region_sharing_label, must_not_throw_labels): Remove.
3910 (find_exception_handler_labels): Remove.
3911 (duplicate_eh_regions_0, find_prev_try): Remove.
3912 (struct duplicate_eh_regions_data): New.
3913 (duplicate_eh_regions_1): Rewrite.
3914 (duplicate_eh_regions): Return a pointer map instead of an
3916 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
3917 (redirect_eh_edge_to_label): Remove.
3918 (eh_region_outermost): Rewrite using eh_region pointers
3919 instead of integers.
3920 (add_ttypes_entry): Update for ttype_data move to eh_status.
3921 (add_ehspec_entry): Rewrite with VEC instead of varray.
3922 (assign_filter_values): Likewise. Export.
3923 (build_post_landing_pads, connect_post_landing_pads): Remove.
3924 (dw2_build_landing_pads): Rewrite to use lp_array.
3925 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
3926 (sjlj_assign_call_site_values): Rewrite to use lp_array.
3927 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
3928 (sjlj_mark_call_sites): Update for landing pad numbers.
3929 (finish_eh_generation): Rewrite.
3930 (gate_handle_eh): Do nothing for no eh tree.
3931 (pass_rtl_eh): Move up near finish_eh_generation.
3932 (remove_eh_landing_pad): New.
3933 (remove_eh_handler): Export.
3934 (remove_eh_region, remove_eh_handler_and_replace): Remove.
3935 (for_each_eh_label): Rewrite to use lp_array.
3936 (make_reg_eh_region_note): New.
3937 (make_reg_eh_region_note_nothrow_nononlocal): New.
3938 (insn_could_throw_p): New.
3939 (copy_reg_eh_region_note_forward): New.
3940 (copy_reg_eh_region_note_backward): New.
3941 (check_handled, add_reachable_handler): Remove.
3942 (reachable_next_level, foreach_reachable_handler): Remove.
3943 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
3944 (get_eh_region_and_lp_from_rtx): New.
3945 (get_eh_region_from_rtx): New.
3946 (can_throw_internal_1, can_throw_external_1): Remove.
3947 (can_throw_internal): Use get_eh_region_from_rtx.
3948 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
3949 (insn_nothrow_p, can_nonlocal_goto): New.
3950 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
3951 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
3952 (add_action_record): Use VEC not varray.
3953 (collect_one_action_chain): Update for eh_region changes.
3954 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
3955 Use get_eh_region_and_lp_from_rtx.
3956 (gate_convert_to_eh_region_ranges): New.
3957 (pass_convert_to_eh_region_ranges): Use it.
3958 (push_uleb128, push_sleb128): Use VEC not varray.
3959 (output_one_function_exception_table): Likewise.
3960 (dump_eh_tree): Update for eh_region changes.
3961 (verify_eh_tree): Likewise.
3962 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
3963 * tree-eh.c: Include target.h.
3964 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
3965 Don't disallow GIMPLE_RESX; adjust argument check.
3966 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
3967 (record_stmt_eh_region): Update for landing pad numbers;
3968 generate a landing pad if necessary.
3969 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
3970 (remove_stmt_from_eh_lp_fn): Similarly.
3971 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
3972 Update for lp numbers; don't special case missing throw_stmt_table.
3973 (lookup_expr_eh_lp): Similarly.
3974 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
3975 (eh_seq, eh_region_may_contain_throw): New.
3976 (struct leh_state): Add ehp_region.
3977 (struct leh_tf_state): Remove eh_label.
3978 (emit_post_landing_pad): New.
3979 (emit_resx, emit_eh_dispatch): New.
3980 (note_eh_region_may_contain_throw): New.
3981 (frob_into_branch_around): Take eh_region not eh label;
3982 emit eh code into eh_seq.
3983 (honor_protect_cleanup_actions): Early exit for no actions. Don't
3984 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
3985 lower_eh_must_not_throw. Emit code to eh_seq.
3986 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
3987 (lower_try_finally_onedest): Likewise.
3988 (lower_try_finally_copy): Likewise.
3989 (lower_try_finally_switch): Likewise.
3990 (lower_try_finally): Initialize ehp_region.
3991 (lower_catch): Update for eh_catch objects.
3992 (lower_eh_filter): Don't handle must_not_throw.
3993 (lower_eh_must_not_throw): New.
3994 (lower_cleanup): Don't set eh_label.
3995 (lower_eh_constructs_2): Resolve eh builtins.
3996 Handle GIMPLE_EH_MUST_NOT_THROW.
3997 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
3998 Add eh_seq to the end of the function body.
3999 (make_eh_dispatch_edges): New.
4000 (make_eh_edge): Remove.
4001 (make_eh_edges): Simplify for landing pads.
4002 (redirect_eh_edge_1): New.
4003 (redirect_eh_edge): Use it.
4004 (redirect_eh_dispatch_edge): New.
4005 (stmt_could_throw_p): Use a switch. Allow RESX.
4006 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
4007 (stmt_can_throw_internal): Likewise.
4008 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
4009 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
4010 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
4011 (gate_refactor_eh): New.
4012 (pass_refactor_eh): Use it.
4013 (lower_resx, execute_lower_resx, pass_lower_resx): New.
4014 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
4015 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
4016 (remove_unreachable_handlers): Rename from
4017 tree_remove_unreachable_handlers; rewrite for landing pads;
4018 call remove_eh_handler directly.
4019 (remove_unreachable_handlers_no_lp): New.
4020 (unsplit_eh, unsplit_all_eh): New.
4021 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
4022 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
4023 (cleanup_empty_eh_unsplit): New.
4024 (cleanup_empty_eh): Rewrite.
4025 (cleanup_all_empty_eh): New.
4026 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
4027 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
4028 (gate_cleanup_eh): New.
4029 (pass_cleanup_eh): Use it.
4030 (verify_eh_edges): Move later in file. Expect one EH edge.
4031 (verify_eh_dispatch_edge): New.
4033 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
4034 (gtype-desc.o): Add TARGET_H.
4035 (tree.o): Use EXCEPT_H, not except.h.
4036 (cfgbuild.o): Add EXPR_H.
4037 (GTFILES): Add vecprim.h.
4038 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
4039 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
4040 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
4041 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
4042 * calls.c (emit_call_1): Use make_reg_eh_region_note.
4043 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
4044 calls to can_throw_internal.
4045 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
4046 (make_edges): Don't handle RESX; use can_nonlocal_goto.
4047 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
4048 (expand_gimple_stmt): Use make_reg_eh_region_note.
4049 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
4050 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
4051 or find_exception_handler_labels.
4052 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
4053 there is exacly one EH edge. Use can_nonlocal_goto and
4055 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
4056 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
4057 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
4058 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
4059 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
4060 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
4061 * dse.c (scan_insn): Use insn_could_throw_p.
4062 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
4063 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
4064 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
4065 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
4066 EXC_PTR_EXPR or FILTER_EXPR.
4067 (tree_expr_nonzero_warnv_p): Likewise.
4068 * function.h: Include vecprim.h, not varray.h
4069 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
4070 move ttype_data and ehspec_data members to struct eh_status; change
4071 action_record_data member to a VEC.
4072 * gcse.c (hash_scan_set): Use can_throw_internal.
4073 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
4074 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
4075 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
4076 (block_may_fallthru): Don't handle RESX_EXPR.
4077 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
4078 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
4079 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
4080 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
4081 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
4082 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
4083 (gimple_size): Likewise.
4084 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
4085 (gimple_build_resx): Use gimple_build_with_ops.
4086 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
4087 (is_gimple_val): Likewise.
4088 (is_gimple_stmt): Remove RESX_EXPR.
4089 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
4090 (GIMPLE_RESX): Reorder with other EH constructs.
4091 * gimple.h (struct gimple_statement_eh_mnt): New.
4092 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
4093 (gimple_eh_filter_must_not_throw): Remove.
4094 (gimple_eh_filter_set_must_not_throw): Remove.
4095 (gimple_eh_must_not_throw_fndecl): New.
4096 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
4097 (is_gimple_resx): New.
4098 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
4099 Don't copy EH_FILTER_MUST_NOT_THROW.
4100 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
4101 * ipa-inline.c (estimate_function_body_sizes): Don't try to
4102 handle must_not_throw_labels specially.
4103 * ipa-pure-const.c (check_call): Update debug statement for LP.
4104 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
4105 * ipa-utils.c (get_base_var): Likewise.
4106 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
4107 * lower-subreg.c (move_eh_region_note): Remove.
4108 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
4109 * omp-low.c (new_omp_context): Update for eh_lp_nr.
4110 (create_task_copyfn): Likewise.
4111 (maybe_catch_exception): Use gimple_build_eh_filter.
4112 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
4113 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
4114 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
4115 and pass_lower_resx.
4116 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
4117 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
4118 can_throw_internal, can_nonlocal_goto.
4119 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
4120 copy_reg_eh_region_note_forward.
4121 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
4122 (emit_output_reload_insns): Likewise.
4123 (copy_eh_notes): Remove.
4124 * rtl.def (RESX): Remove.
4125 * rtl.h: Update declarations.
4126 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
4127 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
4128 (update_eh_label): Remove.
4129 (cleanup_dead_labels_eh): New.
4130 (cleanup_deal_labels): Use it instead of update_eh_label.
4131 (gimple_merge_blocks): Update landing pad data structure when
4132 removing a landing pad label.
4133 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
4134 test; handle GIMPLE_EH_MUST_NOT_THROW.
4135 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
4136 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
4137 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
4138 (verify_stmt): Likewise. Verify landing pads.
4139 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
4140 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
4141 (struct move_stmt_d): Add eh_map.
4142 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
4143 (move_stmt_r): Remap eh region numbers in builtin calls,
4144 resx and eh_dispatch.
4145 (move_block_to_fn): Remove eh_offset parameter. Use
4146 maybe_duplicate_eh_stmt_fn.
4147 (find_outermost_region_in_block): Operate on eh_region pointers
4148 instead of region numbers.
4149 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
4150 duplicate_eh_regions.
4151 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
4152 test earlier. Disallow EH landing pads.
4153 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
4154 * tree-flow.h: Update declarations.
4155 (struct tree_ann_common_d): Replace rn with lp_nr.
4156 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
4157 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
4158 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
4159 resx and eh_dispatch.
4160 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
4161 (copy_edges_for_bb): Use make_eh_dispatch_edges.
4162 (copy_cfg_body): Expect eh_map instead of eh_region_offset
4163 from duplicate_eh_regions.
4164 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
4165 update RESX; handle EH_DISPATCH.
4166 (expand_call_inline): Set eh_lp_nr, not eh_region.
4167 (maybe_inline_call_in_expr): Likewise.
4168 * tree-inline.h (struct copy_body_data): Replace eh_region with
4169 eh_lp_nr, eh_region_offset with eh_map.
4170 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
4171 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
4172 * tree-pretty-print.c (dump_generic_node): Don't handle
4173 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
4174 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
4175 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
4176 EXC_PTR_EXPR, FILTER_EXPR.
4177 * tree-ssa-operands.c (get_expr_operands): Likewise.
4178 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
4179 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
4180 (ao_ref_init_from_vn_reference): Likewise.
4181 * tree-ssa-sink.c (statement_sink_location): Likewise.
4182 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
4183 (mark_virtual_phi_result_for_renaming): Export. Tidy.
4184 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
4185 EXC_PTR_EXPR, FILTER_EXPR.
4186 (is_exception_related): Remove.
4187 (compute_avail): Don't call it.
4188 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
4189 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
4190 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
4191 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
4193 (build_resx): Remove.
4194 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
4195 * tree.h: Update declarations.
4196 (EH_FILTER_MUST_NOT_THROW): Remove.
4197 (struct tree_label_decl): Add eh_landing_pad_nr.
4198 (EH_LANDING_PAD_NR): New.
4199 * value-prof.c (gimple_ic): Tidy variable names. Update for
4200 landing pad numbers.
4201 (gimple_stringop_fixed_value): Tidy variable names. Assert
4202 that neither call stmt can throw.
4203 * vecprim.h (uchar): New.
4204 (VEC(uchar,heap), VEC(uchar,gc)): New.
4206 * c-common.c (c_define_builtins): Update call to
4207 build_common_builtin_nodes.
4208 * c-parser.c (c_parse_file): Don't call
4209 default_init_unwind_resume_libfunc.
4211 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
4213 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
4214 (mips_cprestore_address_p): Likewise.
4215 (mips_save_gp_to_cprestore_slot): Likewise.
4216 (mips_restore_gp): Rename to...
4217 (mips_restore_gp_from_cprestore_slot): ...this.
4218 (mips_must_initialize_gp_p): Declare.
4219 (mips_emit_save_slot_move): Likewise.
4220 (mips_output_load_label): Return nothing.
4221 (mips_eh_uses): Declare.
4222 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
4223 (TARGET_CPRESTORE_DIRECTIVE): New macro.
4224 (TARGET_ABSOLUTE_JUMPS): Likewise.
4225 (EH_USES): Likewise.
4226 (FIRST_PSEUDO_REGISTER): Update comment.
4227 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
4228 (MIPS_CALL): ...here.
4229 (REGISTER_NAMES): Add $cprestore.
4230 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
4231 Add load_label_length, has_inflexible_gp_insn_p,
4232 has_flexible_gp_insn_p, must_initialize_gp_p and
4233 must_restore_gp_when_clobbered_p.
4234 (mips_expand_call): Don't generate split instructions here.
4235 (mips_split_call): Update the call to mips_restore_gp after
4236 the above name change.
4237 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
4238 (mips_find_gp_ref): New function.
4239 (mips_insn_has_inflexible_gp_ref_p): Likewise.
4240 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
4241 (mips_insn_has_flexible_gp_ref_p): Likewise.
4242 (mips_cfun_has_flexible_gp_ref_p): Likewise.
4243 (mips_function_has_gp_insn): Delete.
4244 (mips_global_pointer): Drop the df_regs_ever_live_p check.
4245 Use the new functions above. Only return INVALID_REGNUM
4246 for TARGET_ABSOLUTE_JUMPS.
4247 (mips_must_initialize_gp_p): New function.
4248 (mips_get_cprestore_base_and_offset): New function, extracted from...
4249 (mips_cprestore_slot): ...here. Take a bool parameter.
4250 (mips_cfun_has_cprestore_slot_p): New function.
4251 (mips_cprestore_address_p): Likewise.
4252 (mips_save_gp_to_cprestore_slot): Likewise.
4253 (mips_restore_gp): Rename to...
4254 (mips_restore_gp_from_cprestore_slot): ...this. Assert
4255 epilogue_completed. Update the call to mips_cprestore_slot.
4256 Test cfun->machine->must_restore_gp_when_clobbered_p.
4257 (mips_direct_save_slot_move_p): New function.
4258 (mips_emit_save_slot_move): Likewise.
4259 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
4260 of cfun->machine->global_pointer.
4261 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
4262 (mips_save_reg): Use mips_emit_save_slot_move.
4263 (mips_expand_prologue): Set must_initialize_gp_p.
4264 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
4265 for all cprestore saves. Emit a use_cprestore instruction after
4266 setting up the cprestore slot.
4267 (mips_restore_reg): Use mips_emit_save_slot_move.
4268 (mips_process_load_label): New function.
4269 (mips_load_label_length): Likewise.
4270 (mips_output_load_label): Don't return asm: output it here instead.
4271 Use mips_process_load_label.
4272 (mips_adjust_insn_length): Adjust the length of branch instructions
4273 that have length MAX_PIC_BRANCH_LENGTH.
4274 (mips_output_conditional_branch): Update the call to
4275 mips_output_load_label. Assume the branch target is OPERANDS[0]
4276 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
4277 (mips_output_order_conditional_branch): Swap the meaning of
4278 OPERANDS[0] and OPERANDS[1].
4279 (mips_variable_issue): Don't count ghost instructions.
4280 (mips_expand_ghost_gp_insns): New function.
4281 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
4282 (mips_output_mi_thunk): Set must_initialize_gp_p.
4283 (mips_eh_uses): New function.
4284 * config/mips/predicates.md (cprestore_save_slot_operand)
4285 (cprestore_load_slot_operand): New predicates.
4286 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
4287 (UNSPEC_MOVE_GP): Likewise.
4288 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
4289 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
4290 (CPRESTORE_SLOT_REGNUM): New register.
4291 (MAX_PIC_BRANCH_LENGTH): New constant.
4292 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
4293 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
4294 branches. Fix commentary.
4295 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
4296 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
4297 Change type to "ghost".
4298 (loadgp_absolute_<mode>): Likewise.
4299 (loadgp_rtp_<mode>): Likewise.
4300 (copygp_mips16): Likewise.
4301 (loadgp_blockage): Remove redundant mode attribute.
4302 (potential_cprestore): New instruction.
4303 (cprestore): Turn into an unspec set.
4304 (use_cprestore): New instruction.
4305 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
4306 (*branch_fp_inverted): Likewise.
4307 (*branch_order<mode>): Likewise.
4308 (*branch_order<mode>_inverted): Likewise.
4309 (*branch_equality<mode>): Likewise.
4310 (*branch_equality<mode>_inverted): Likewise.
4311 (*branch_bit<bbv><mode>): Likewise.
4312 (*branch_bit<bbv><mode>_inverted): Likewise.
4313 (*branch_equality<mode>_mips16): Remove redundant mode.
4314 (jump): Turn into a define_expand.
4315 (*jump_absolute): New instruction.
4316 (*jump_pic): Likewise.
4317 (*jump_mips16): Rename previously-unnamed pattern. Remove
4318 redundant mode attribute.
4319 (restore_gp): Split on epilogue_completed rather than
4320 reload_completed. Change type to "ghost".
4321 (move_gp<mode>): New instruction.
4322 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
4323 Remove redundant mode attribute.
4324 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
4325 (bc1any4f, bc1any2t, bc1any2f): Likewise.
4326 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
4328 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
4331 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
4332 are returned in the same register (vs34 or v2) that Altivec vector
4333 types are returned in.
4334 (rs6000_libcall_value): Ditto.
4337 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
4338 instead of explicit addsi3/adddi3 calls.
4339 (rs6000_split_multireg_move): Ditto.
4340 (rs6000_emit_allocate_stack): Ditto.
4341 (rs6000_emit_prologue): Ditto.
4342 (rs6000_output_mi_thunk): Ditto.
4344 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
4345 size is 64 bits if we can use 64-bit registers.
4347 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
4349 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
4352 From Jie Zhang <jie.zhang@analog.com>:
4353 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
4354 save FP and RETS with saveall attribute.
4355 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
4356 with saveall attribute.
4358 * config/bfin/bfin.c (bfin_expand_builtin,
4359 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
4362 From Jie Zhang <jie.zhang@analog.com>:
4363 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
4364 before use in two places.
4365 * config/bfin/bfin.md (AREG): Define mode iterator.
4366 (reload_in, reload_out): Use mode iterator AREG.
4368 2009-09-14 Richard Guenther <rguenther@suse.de>
4371 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
4372 EH personality path.
4374 2009-09-13 Richard Guenther <rguenther@suse.de>
4375 Rafael Avila de Espindola <espindola@google.com>
4377 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
4378 (LANG_HOOKS_EH_PERSONALITY): Likewise.
4379 (LANG_HOOKS_INITIALIZER): Adjust.
4380 (lhd_pass_through_t): Declare.
4381 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
4383 * langhooks.c (lhd_pass_through_t): New function.
4384 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
4385 dwarf2out_begin_prologue): Use personality from current_function_decl.
4386 * expr.h (get_personality_function): Declare.
4387 * expr.c (get_personality_function): New function.
4388 (build_personality_function): Likewise.
4389 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
4390 (eh_personality_libfunc): Remove.
4391 * optabs.c (build_libfunc_function): New function split out from ...
4392 (init_one_libfunc): ... here.
4393 * tree.h (DECL_FUNCTION_PERSONALITY): New.
4394 (tree_function_decl): Add personality.
4395 (lhd_gcc_personality): Declare.
4396 (build_personality_function): Likewise.
4397 * tree.c (gcc_eh_personality_decl): New.
4398 (lhd_gcc_personality): New function.
4399 * except.h (lang_eh_runtime_type): Remove.
4400 (enum eh_personality_kind): New.
4401 (build_personality_function): Declare.
4402 (function_needs_eh_personality): Declare.
4403 * except.c (lang_eh_runtime_type): Remove.
4404 (function_needs_eh_personality): New function.
4405 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
4406 (sjlj_emit_function_enter, output_function_exception_table):
4407 Use personality from current_function_decl.
4408 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
4409 * tree-inline.c (tree_can_inline_p): Do not inline across different
4411 (expand_call_inline): Likewise. Adjust the callers EH personality.
4412 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
4413 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
4414 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
4415 (c-parser.o): Likewise
4416 * c-tree.h (c_eh_initialized_p): Remove.
4417 (c_maybe_initialize_eh): Likewise.
4418 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
4419 (finish_decl): Don't call c_maybe_initialize_eh.
4420 (c_eh_initialized_p): Remove.
4421 (c_maybe_initialize_eh): Likewise.
4422 * c-parser.c (c_parser_omp_construct): Likewise.
4423 (c_parse_file): Initialize exception handling.
4425 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
4427 * config.gcc (tm_file): Remove i386/biarch32.h
4428 for i?86-w64-mingw* case.
4429 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
4431 * config.host: Set for x64 mingw the option
4432 use_long_long_for_widest_fast_int to yes.
4434 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
4436 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
4437 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
4438 (dbxout_begin_function): Likewise.
4439 * final.c (dwarf2_debug_info_emitted_p): New predicate.
4440 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
4441 set on the function.
4442 (final_end_function): Likewise.
4443 (final_scan_insn): Likewise.
4444 (rest_of_handle_final): Likewise.
4445 * varasm.c (assemble_start_function): Likewise.
4446 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
4448 2009-09-12 Jason Merrill <jason@redhat.com>
4450 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
4451 * opts.c (common_handle_option): constify.
4453 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4455 * doc/install.texi (avr): Remove obsolete reference site.
4457 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
4459 * doc/install.texi (Binaries): Adjust AIX link.
4461 2009-09-12 Akim Demaille <demaille@gostai.com>
4463 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
4464 Use an imperative sentence.
4466 2009-09-11 Richard Henderson <rth@redhat.com>
4468 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
4469 structure-name and has-tree-operands arguments; update all entries.
4470 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
4472 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
4473 (gsstruct_code_size): New.
4474 (gss_for_code_): New.
4475 (gss_for_code): Remove.
4476 (gimple_size): Rewrite using gsstruct_code_size.
4477 (gimple_statement_structure): Move to gimple.h.
4478 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
4479 (gss_for_code, gimple_statement_structure): New.
4480 (gimple_ops): Use new arrays; tidy.
4482 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4484 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
4485 operand to be a PLUS expression.
4486 * config/pa/pa.c (pa_secondary_reload): Likewise.
4488 2009-09-11 Jakub Jelinek <jakub@redhat.com>
4490 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
4492 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
4495 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4497 From Jie Zhang <jie.zhang@analog.com>:
4498 * doc/extend.texi (node Function Attributes): Document l2
4500 (node Blackfin Variable Attributes): Document l2 variable attributes.
4502 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
4504 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
4505 to match the system compiler's configuration at inflection point.
4506 Add comment to remark a remaining difference with system compiler.
4508 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
4509 * configure: Regenerate.
4511 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
4513 From Jie Zhang <jie.zhang@analog.com>:
4514 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
4515 (bfin_handle_l2_attribute): New.
4516 (bfin_attribute_table): Add l2 attribute.
4518 2009-09-11 Michael Matz <matz@suse.de>
4521 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
4522 on the local_decls list.
4524 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
4528 * cselib.c (cselib_expand_value_rtx_cb): Document callback
4530 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
4531 for VALUEs, to implement the documented interface.
4532 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
4533 Adjust for VALUEs and anything else, to implement the
4534 documented interface.
4536 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
4538 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
4539 with actual SPE/paired vector modes before using 64-bit alignment.
4540 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
4542 2009-09-10 DJ Delorie <dj@redhat.com>
4544 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
4547 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
4548 * config/mep/mep.c (mep_legitimate_constant_p): New.
4549 * config/mep/mep-protos.h: Prototype it.
4551 2009-09-10 Richard Henderson <rth@redhat.com>
4553 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
4555 2009-09-10 Jason Merrill <jason@redhat.com>
4557 * tree.c (chain_index): New fn.
4558 * tree.h: Declare it.
4560 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
4562 * config/sol2-c.c (cmn_err_length_specs): Initialize
4563 scalar_identity_flag.
4565 2009-09-10 Richard Henderson <rth@redhat.com>
4567 * tree.h (struct tree_decl_common): Move align member earlier;
4568 move label_decl_uid member ...
4569 (struct tree_label_decl): ... here.
4570 (LABEL_DECL_UID): Update to match.
4572 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
4575 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
4576 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
4578 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
4579 dest_prev if the edge is complex.
4581 * tree-cfg.c (is_ctrl_stmt): Use a switch.
4583 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
4584 loop latch tests earlier.
4586 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
4587 before GIMPLE_RETURN, not after its predecessor; insert
4590 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
4591 gimple_seq_empty_p to test for no PHI nodes.
4592 * tree-cfg.c (split_critical_edges): Likewise.
4594 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
4596 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4598 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
4599 introduced by the VTA branch merge.
4601 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4603 * ira-conflicts.c: Use fputs or putc instead of fprintf
4607 * tree-switch-conversion.c: Ditto.
4609 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
4611 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
4612 introduced by the VTA branch merge.
4614 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
4617 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4619 PR rtl-optimization/39779
4620 * expr.c (convert_modes): Return when mode == oldmode after
4621 CONST_INTs are processed.
4623 2009-09-10 Nick Clifton <nickc@redhat.com>
4625 * config/mep/mep.c (mep_encode_section_info): Copy weakness
4626 attribute and referring decl when creating renamed symbol.
4628 2009-09-10 Richard Guenther <rguenther@suse.de>
4631 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
4633 (cgraph_finalize_compilation_unit): Compute reachability
4634 before emitting thunks. Properly process aliases before
4635 possibly removing unreachable nodes.
4637 2009-09-10 Richard Guenther <rguenther@suse.de>
4640 * tree.c (struct free_lang_data_d): Add worklist member.
4641 (find_decls_types_r): Push onto the worklist instead of recursing.
4642 Handle TREE_BINFOs properly.
4643 (find_decls_types): New function wrapped around find_decls_types_r
4644 to process the worklist.
4645 (find_decls_types_in_eh_region): Use it.
4646 (find_decls_types_in_node): Likewise.
4647 (find_decls_types_in_var): Likewise.
4648 (free_lang_data_in_cgraph): Likewise. Free the worklist.
4649 * tree.h (RECORD_OR_UNION_TYPE_P): New.
4650 (AGGREGATE_TYPE_P): Adjust.
4652 2009-09-09 Jason Merrill <jason@redhat.com>
4654 * configure.ac: Check glibc version even if we have an in-tree
4657 2009-09-09 Anthony Green <green@moxielogic.com>
4659 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
4660 the constant 0 when appropriate.
4661 * config/moxie/constraints.md: Add constraint O.
4663 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
4664 to pass up to 6 32-bit argument values in registers.
4665 (moxie_function_arg): Ditto.
4666 (moxie_arg_partial_bytes): Ditto.
4667 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
4668 (REG_PARM_STACK_SPACE): Ditto.
4669 (FUNCTION_ARG_REGNO_P): Ditto.
4671 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
4672 instruction to allocate stack space.
4674 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
4676 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
4677 unnecessarily stringent constraints. Fix address
4678 calculation in the splitters.
4680 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
4682 PR rtl-optimization/39779
4683 * expr.c (convert_modes): Return when mode == oldmode after
4684 CONST_INTs are processed.
4686 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
4689 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
4690 (ix86_expand_prologue): Take frame.padding0 into logic of
4692 (ix86_expand_epilogue): Likewise.
4694 2009-09-09 Jakub Jelinek <jakub@redhat.com>
4696 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
4698 (SHLIB_LINK, SHLIB_INSTALL): Use them.
4699 * config/t-slibgcc-libgcc: New file.
4700 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
4702 2009-09-09 Martin Jambor <mjambor@suse.cz>
4704 PR tree-optimization/41089
4705 * tree-sra.c (find_var_candidates): Do not consider va_lists in
4708 2009-09-09 Richard Henderson <rth@redhat.com>
4710 * gimple.h (CASE_GIMPLE_OMP): New.
4711 (is_gimple_omp): Use it.
4712 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
4713 (verify_gimple_debug): Likewise.
4715 2009-09-09 Richard Guenther <rguenther@suse.de>
4717 PR tree-optimization/41101
4718 * tree-ssa-pre.c (maximal_set): Remove.
4719 (compute_antic_aux): Treat the maximal set as implicitly all ones.
4720 Defer all blocks we didn't visit at least one successor.
4721 (add_to_exp_gen): Do not add to the maximal set.
4722 (make_values_for_phi): Likewise.
4723 (compute_avail): Likewise.
4724 (init_pre): Do not allocate the maximal set.
4725 (execute_pre): Do not dump it.
4727 2009-09-09 Martin Jambor <mjambor@suse.cz>
4729 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
4730 an SSA_NAME rather than a is_gimple_variable.
4732 2009-09-09 Richard Guenther <rguenther@suse.de>
4735 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
4736 code dealing with plain pointer bases.
4737 (maybe_fold_offset_to_reference): Likewise.
4738 (maybe_fold_stmt_addition): Adjust.
4740 2009-09-09 Richard Guenther <rguenther@suse.de>
4742 * tree.c (free_lang_data_in_type): Do not free the type variant
4744 (free_lang_data): Merge char_type_node with its properly signed
4746 (pass_ipa_free): Collect after freeing language specific data.
4748 2009-09-09 Michael Matz <matz@suse.de>
4751 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
4752 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
4753 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
4756 2009-09-08 DJ Delorie <dj@redhat.com>
4758 * config/mep/mep.c (conversions[]): Add "ml" pattern.
4760 2009-09-04 Jason Merrill <jason@redhat.com>
4762 * tree.c (tree_find_value): Remove.
4763 * tree.h: Remove prototype.
4764 * varasm.c (assemble_external): Use value_member instead.
4766 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4768 * toplev.c (process_options): Choose default debugging type when
4769 gtoggle enables debug info and type is unset.
4771 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4775 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
4778 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4780 * configure: Rebuilt with modified libtool.m4.
4782 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4787 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
4789 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4791 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
4792 (remove_statement): Likewise.
4793 (rewrite_use_nonlinear_expr): Adjust.
4794 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
4795 * tree-ssa.c (release_defs_bitset): ... this. New.
4796 * tree-flow.h (release_defs_bitset): Declare.
4798 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
4801 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
4802 in the middle block.
4804 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
4806 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
4807 via intptr_t to long type.
4808 (insert_operand_rank): Cast long type via intptr_t to
4810 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
4812 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
4813 from pointer to unsigned via uintptr_t.
4815 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
4816 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
4818 * configure: Regenerated.
4819 * config.in: Regenerated
4820 * system.h (stdint.h): Add include.
4821 (inttypes.h): Likewise.
4822 * Makefile.in (aclocal): Add config/stdint.m4.
4823 * aclocal.m4: Regenerated.
4825 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
4827 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
4829 (note_np_check_stores): New function.
4830 (harmless_null_pointer_p): New function.
4831 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
4832 changed. Take into account whether we're in the shadow of a condjump
4833 that tested NP_REG for NULL.
4834 Lose all code that tested for SEQUENCEs.
4835 (workaround_speculation): Avoid inserting NOPs for loads that are
4836 either always executed or a NULL pointer.
4838 2009-09-08 Jan Hubicka <jh@suse.cz>
4840 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
4841 * params.def (early-inlining-insns): Likewise.
4843 2009-09-08 Jakub Jelinek <jakub@redhat.com>
4845 PR rtl-optimization/41239
4846 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
4847 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
4849 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
4850 across calls, as the calls might not always return normally.
4851 (call_may_noreturn_p): New function.
4852 (deps_analyze_insn): Update last_function_call_may_noreturn list.
4853 (init_deps): Initialize it.
4854 (remove_from_deps): Also remove calls from
4855 last_function_call_may_noreturn list.
4857 2009-09-07 Richard Henderson <rth@redhat.com>
4859 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
4860 more VR->OPERANDS than LHS operands. Free LHS before returning.
4862 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4864 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
4865 (attr "addrtype"): New member "spreg".
4866 Use it if mem_spfp_address_operand is true for the address.
4867 (attr "type"): New entry "stall".
4868 (cpu_unit "load"): New.
4869 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
4871 (insn_reservation "loadsp"): New.
4872 (insn_reservation "load_stall1"): New.
4873 (insn_reservation "load_stall3"): New.
4875 * config/bfin/predicates.md (const1_operand, const3_operand): New.
4876 (mem_p_address_operand): Exclude stack and frame pointer based
4878 (mem_spfp_address_operand): New; match them here.
4879 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
4880 (bfin_reorg): Call it if scheduling insns.
4881 (bfin_gen_bundles): Remove dummy insns created by
4882 add_sched_insns_for_speculation.
4884 From Jie Zhang <jie.zhang@analog.com>:
4885 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
4886 bfin_si_revision, bfin_workarounds): Move these ...
4887 * config/bfin/bfin.h: ... here.
4889 From Mike Frysinger <michael.frysinger@analog.com>
4890 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
4891 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
4892 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
4893 bf547m, bf548m, and bf549m.
4894 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
4895 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
4896 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
4897 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
4898 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
4899 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
4900 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
4901 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
4902 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
4903 bf542m, bf544m, bf547m, bf548m, and bf549m.
4905 From Jie Zhang <jie.zhang@analog.com>:
4906 * config/bfin/predicates.md (p_register_operand): New predicate.
4907 (dp_register_operand): New predicate.
4908 * config/bfin/bfin-protos.h (WA_05000074): Define.
4909 (ENABLE_WA_05000074): Define.
4910 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
4911 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
4912 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
4913 (define_attr addrtype): Allow load/store register to be P register.
4914 (define_attr storereg): New.
4915 (define_cpu_unit anomaly_05000074): New.
4916 (define_insn_reservation dsp32shiftimm): New.
4917 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
4918 (define_insn_reservation loadp): Cannot use slot2.
4919 (define_insn_reservation loadsp): Cannot use slot2.
4920 (define_insn_reservation storep): Cannot use slot2. Does not
4921 apply when working around 05000074.
4922 (define_insn_reservation storep_anomaly_05000074): New.
4923 (define_insn_reservation storei): Does not apply when working
4925 (define_insn_reservation storei_anomaly_05000074): New.
4926 (define_attr length): Add dsp32shiftimm case.
4927 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
4928 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
4929 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
4930 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
4931 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
4933 2009-09-07 Martin Jambor <mjambor@suse.cz>
4936 * tree-sra.c (create_artificial_child_access): Return NULL if
4937 build_ref_for_offset fails.
4938 (propagate_subacesses_accross_link): Allow build_ref_for_offset
4939 and create_artificial_child_access to fail.
4941 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
4944 * unwind-dw2.c (uw_init_context_1): Mark noinline.
4945 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
4946 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
4948 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
4950 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
4951 block, ensure it has an exit edge. Emit a barrier after a jump.
4953 2009-09-07 Nick Clifton <nickc@redhat.com>
4955 * gcc.c (this_is_linker_script): New variable. Like
4956 this_is_library_file but for the %T constructor.
4957 (end_going_arg): If this_is_linker_script is set then locate the
4958 script and insert a --script switch before it
4959 (do_spec_2): Initialise this_is_linker_script.
4960 (do_spec_1): Likewise. Handle %T construct.
4961 (eval_spec_function): Preserve this_is_linker_script.
4962 * doc/invoke.texi: Document %T construct in spec files.
4963 * config/m32c/m32c.h (LIB_SPEC): Use it.
4965 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
4967 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
4968 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
4969 when volatile flag is set.
4970 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
4972 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
4975 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
4976 (combine_stack_adjustments_for_block): Allow insns between stack
4977 adjustments and stores with corresponding pre-(dec|inc)rement or
4978 pre-modify operation.
4980 2009-09-06 Jakub Jelinek <jakub@redhat.com>
4983 * combine-stack-adj.c (struct csa_memlist): Rename to...
4984 (struct csa_reflist): ... this. Rename mem field to ref.
4985 (free_csa_memlist): Rename to...
4986 (free_csa_reflist): ... this.
4987 (record_one_stack_memref): Rename to...
4988 (record_one_stack_ref): ... this. Handle also REG_P.
4989 (try_apply_stack_adjustment): Handle also REG_P.
4990 (struct record_stack_memrefs_data): Rename to...
4991 (struct record_stack_refs_data): ... this. Rename memlist field to
4993 (record_stack_memrefs): Rename to...
4994 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
4995 subexpressions instead of failing when a MEM contains SP references.
4996 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
4997 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
4999 2009-09-06 Richard Guenther <rguenther@suse.de>
5002 * tree.c (build_array_type): Do not record types marked
5003 with structural equality in the canonical type hashtable.
5005 2009-09-06 Richard Guenther <rguenther@suse.de>
5008 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
5010 2009-09-05 Richard Guenther <rguenther@suse.de>
5013 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
5015 2009-09-05 Richard Guenther <rguenther@suse.de>
5018 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
5020 2009-09-05 Richard Guenther <rguenther@suse.de>
5023 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
5024 before comparing function argument types.
5026 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5029 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
5032 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5035 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
5037 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
5038 locators before emit_insn is called.
5040 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
5043 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
5044 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
5045 (reginfo_init): Don't call allocate_reg_info.
5047 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
5050 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
5051 NONDEBUG_INSN_P instead of INSN_P.
5053 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5056 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
5058 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5061 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
5062 pattern of the split.
5064 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5066 * toplev.c (process_options): Move setter of flag_var_tracking
5067 before other tests that depend on it. Move down setter of
5068 flag_rename_registers. Don't enable var-tracking-assignments
5069 by default if selective scheduling is enabled. Warn if both
5072 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
5074 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
5075 comment. Use switch statement to catch overlaps between rtx
5076 and tree codes. Accept FUNCTION_DECLs in addition to those in...
5077 (IS_DECL_CODE): ... here. Remove.
5078 (check_value_is_not_decl): Remove.
5079 (dv_from_decl, dv_from_value): Check after conversion.
5081 2009-09-04 Richard Guenther <rguenther@suse.de>
5084 * (cgraph_finalize_compilation_unit): Move finalizing aliases
5085 after emitting tunks. Move emitting thunks and ctors from ...
5086 (cgraph_optimize): ... here. Remove redundant
5087 cgraph_analyze_functions.
5088 * varasm.c (find_decl_and_mark_needed): Remove no longer
5090 (finish_aliases_1): Adjust check for thunk aliases.
5092 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
5094 * config/arm/arm.md (ctzsi2): Added braces
5095 to avoid warning that broke booststrap.
5097 2009-09-04 Martin Jambor <mjambor@suse.cz>
5099 PR tree-optimization/41112
5100 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
5101 handle variable-bounded arrays.
5102 (expr_with_var_bounded_array_refs_p): New function.
5103 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
5105 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
5107 * config/s390/2097.md: Removed two incorrect bypasses.
5108 (z10_fsimpdf): Fixed latency.
5109 (z10_fhex): New insn_reservation.
5110 (z10_floaddf): Fixed latency.
5111 (z10_floadsf): Fixed latency.
5112 (z10_ftrunctf): Fixed latency.
5113 (z10_ftruncdf): Fixed latency.
5114 * config/s390/s390.c (z10_cost): Fixed values.
5115 (s390_adjust_priority): Added z10 path.
5116 * config/s390/s390.md (type): Added fhex.
5117 (*mov<mode>_64dfp): Updated type attribute.
5118 (*mov<mode>_64): Updated type attribute.
5119 (*mov<mode>_31): Updated type attribute.
5120 (*mov<mode>"): Likewise.
5121 * config/s390/2084.md (x_fsimpdf): Updated condition.
5123 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
5125 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
5126 RTXs in the predicate for operand 1.
5128 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
5130 * config/arm/arm.md (UNSPEC_RBIT): New constant.
5131 (rbitsi2): New insn.
5132 (ctzsi2): New expand.
5133 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
5135 2009-09-03 Martin Jambor <mjambor@suse.cz>
5137 * tree-sra.c (duplicate_expr_for_different_base): Removed.
5138 (create_artificial_child_access): Use build_ref_for_offset instead
5139 of duplicate_expr_for_different_base.
5140 (propagate_subacesses_accross_link): Likewise.
5142 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
5144 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
5146 (mips16e_collect_argument_saves): Skip debug instructions.
5147 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
5148 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
5149 (r10k_insert_cache_barriers): Likewise.
5150 (mips_reorg_process_insns): Likewise.
5152 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
5155 * ira.c (update_equiv_reg): Remove check on class likely spill.
5157 2009-09-03 Jakub Jelinek <jakub@redhat.com>
5160 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
5161 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
5165 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
5166 the stack slot if it is passed by invisible reference.
5167 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
5168 by invisible reference.
5170 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5172 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5173 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
5174 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
5176 * config/bfin/sync.md: New file.
5177 * config/bfin/bfin.md: Include it.
5178 (UNSPEC_ATOMIC): New.
5179 (UNSPEC_ONES): Provide a unique number.
5181 From Jie Zhang <jie.zhang@analog.com>:
5182 * config/bfin/bfin.c (ret_regs): New.
5183 (must_save_fp_p): Don't return true because of frame_pointer_needed.
5184 (must_save_rets_p): New.
5185 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
5186 current_function_is_leaf.
5187 (do_link): Likewise.
5188 (do_unlink): Likewise.
5189 (expand_interrupt_handler_prologue): Use ret_regs array.
5190 (expand_interrupt_handler_epilogue): Use ret_regs array and
5191 pass return register to gen_return_internal.
5192 (bfin_expand_epilogue): Pass return register to
5193 gen_return_internal.
5194 (bfin_expand_call): Explicitly clobber RETS.
5195 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
5196 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
5197 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
5198 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
5200 (return_internal): Take a reg rtx rather than the register number.
5202 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
5204 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
5205 when comparing against estimated_loop_iterations_int return.
5207 2009-09-03 Richard Guenther <rguenther@suse.de>
5209 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
5210 eh_personality_libfunc.
5212 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5214 * tree-parloops.c (separate_decls_in_region): Add space.
5216 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5218 * tree-parloops.c (separate_decls_in_region): Change the condition
5219 checking if there are reductions in the loop.
5221 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
5223 PR tree-optimization/38275
5224 * tree-parloops.c (parallelize_loops): Replace profitability condition
5225 for expected number of iterations.
5227 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5229 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
5230 (bootstrap-debug): Explain conditions in which it becomes default.
5231 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
5234 2009-09-03 Namhyung Kim <namhyung@gmail.com>
5236 * doc/invoke.texi (Optimize Options): Move
5237 -finline-small-functions to the -O2 list.
5239 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
5241 * toplev.c (process_options): Enable var-tracking-assignments
5242 by default if var-tracking is enabled.
5244 2009-09-02 David Daney <ddaney@caviumnetworks.com>
5246 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
5248 * emit-rtl.c (prev_nonnote_insn_bb): New function.
5249 * rtl.h (prev_nonnote_insn_bb): Declare it.
5251 2009-09-03 Diego Novillo <dnovillo@google.com>
5253 * cgraph.c (cgraph_node_for_decl): New.
5254 * cgraph.h (cgraph_node_for_decl): Declare.
5255 * tree.c (host_integerp): Return 0 if T is NULL.
5257 2009-09-03 Diego Novillo <dnovillo@google.com>
5259 * tree.h (struct alias_pair): Move from varasm.c.
5260 (alias_pairs): Likewise.
5261 (TYPE_MAXVAL): Define.
5262 (TYPE_MINVAL): Define.
5263 (iterative_hash_host_wide_int): Declare.
5264 (remove_unreachable_alias_pairs): Declare.
5265 * tree-pass.h (pass_ipa_free_lang_data): Declare.
5266 * diagnostic.c (default_diagnostic_starter): Make extern.
5267 (default_diagnostic_finalizer): Make extern.
5268 * diagnostic.h (default_diagnostic_starter): Declare.
5269 (default_diagnostic_finalizer): Declare.
5270 (default_tree_printer): Declare.
5271 * toplev.c (default_tree_printer): Make extern.
5273 2009-09-03 Richard Guenther <rguenther@suse.de>
5274 Diego Novillo <dnovillo@google.com>
5276 * cgraph.c (cgraph_add_new_function): Remove gimplification.
5277 * cgraphunit.c (cgraph_expand_function): Do not emit
5278 associated thunks from here.
5279 (cgraph_emit_thunks): New.
5280 (cgraph_optimize): Call it.
5281 Return if any IPA pass finds an error.
5282 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
5285 2009-09-03 Simon Baldwin <simonb@google.com>
5286 Rafael Espindola <espindola@google.com>
5287 Richard Guenther <rguenther@suse.de>
5288 Doug Kwan <dougkwan@google.com>
5289 Diego Novillo <dnovillo@google.com>
5291 * tree.c: Include tree-pass.h, langhooks-def.h,
5292 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
5293 (free_lang_data_in_type): New.
5294 (need_assembler_name_p): New.
5295 (free_lang_data_in_block): New.
5296 (free_lang_data_in_decl): New.
5297 (struct free_lang_data_d): New.
5298 (add_tree_to_fld_list): New.
5299 (find_decls_types_r): New.
5300 (get_eh_types_for_runtime): New.
5301 (find_decls_types_in_eh_region): New.
5302 (find_decls_types_in_node): New.
5303 (find_decls_types_in_var): New.
5304 (free_lang_data_in_cgraph): New.
5305 (free_lang_data): New.
5306 (gate_free_lang_data): New.
5307 (pass_ipa_free_lang_data): New.
5309 2009-09-03 Diego Novillo <dnovillo@google.com>
5311 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
5312 * langhooks.h (struct lang_hooks): Add field free_lang_data.
5313 (lang_hooks): Remove const qualifier.
5314 * ipa.c (cgraph_remove_unreachable_nodes): Call
5315 remove_unreachable_alias_pairs.
5316 * except.c (add_type_for_runtime): Check if TYPE has
5317 already been converted.
5318 (lookup_type_for_runtime): Likewise.
5319 (check_handled): Handle converted types.
5320 * varasm.c (remove_unreachable_alias_pairs): New.
5321 * gimple.c: Include demangle.h.
5322 (gimple_decl_printable_name): New.
5323 (gimple_fold_obj_type_ref): New.
5324 * gimple.h (gimple_decl_printable_name): Declare.
5325 (gimple_fold_obj_type_ref): Declare.
5326 * passes.c (init_optimization_passes): Add pass
5327 pass_ipa_free_lang_data.
5328 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
5329 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
5331 2009-09-03 Diego Novillo <dnovillo@google.com>
5333 * c-lang.c (lang_hooks): Remove const qualifier.
5335 2009-09-02 Loren James Rittle <ljrittle@acm.org>
5337 * doc/install.texi (*-*-freebsd*): Update target information.
5339 2009-09-02 Anatoly Sokolov <aesok@post.ru>
5341 * hard-reg-set.h (call_fixed_regs): Remove.
5342 * reginfo.c (call_fixed_regs): Remove.
5343 (init_reg_sets_1): Remove initialization of call_fixed_regs.
5344 (globalize_reg): Don't use call_fixed_regs.
5345 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
5348 2009-09-01 Michael Matz <matz@suse.de>
5350 * expr.h (emit_storent_insn, expand_expr_real_1,
5351 expand_expr_real_2): Declare.
5352 * expr.c (emit_storent_insn, expand_expr_real_1,
5353 expand_expr_real_2): Export.
5354 (store_expr): Setting and evaluating dont_return_target is useless.
5355 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
5356 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
5357 * except.c (expand_resx_expr): Rename to ...
5358 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
5359 * except.h (expand_resx_stmt): Declare.
5360 * stmt.c: Add include gimple.h
5361 (expand_asm_expr): Rename to ...
5362 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
5363 (expand_case): Rewrite to take gimple statement.
5364 * tree.h (expand_asm_stmt): Declare.
5365 (expand_case): Change prototype.
5366 * Makefile.in (stmt.o): Depend on gimple.h.
5367 * builtins.c (expand_builtin_synchronize): Build gimple asm
5368 statement, not an ASM_EXPR.
5369 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
5370 gimple_to_tree, release_stmt_tree): Remove.
5371 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
5372 ggc_free, but hold comparison code and operands separately.
5373 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
5374 (expand_call_stmt, expand_gimple_stmt_1,
5375 expand_gimple_stmt): New helpers.
5376 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
5377 release_stmt_tree. Call expand_gimple_stmt instead.
5378 (expand_gimple_basic_block): Ditto.
5380 * calls.c (emit_call_1): Don't look at EH regions here, make
5381 fntree parameter useless.
5382 (expand_call): New local rettype for TREE_TYPE(exp), use it
5383 throughout. Remove local p, use addr instead.
5384 Don't look at EH regions here.
5386 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
5388 * doc/invoke.texi (-fsched-pressure): Document it.
5389 (-fsched-reg-pressure-heuristic): Remove it.
5391 * reload.c (ira.h): Include.
5392 (find_reloads): Add choosing reload on number of small spilled
5395 * haifa-sched.c (ira.h): Include.
5396 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
5397 saved_reg_pressure, curr_reg_live, saved_reg_live,
5398 region_ref_regs): New variables.
5399 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
5400 initiate_reg_pressure_info, setup_ref_regs,
5401 initiate_bb_reg_pressure_info, save_reg_pressure,
5402 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
5404 (setup_insn_reg_pressure_info): New function.
5405 (rank_for_schedule): Add pressure checking and insn issue time.
5406 Remove comparison of insn reg weights.
5407 (ready_sort): Set insn reg pressure info.
5408 (update_register_pressure, setup_insn_max_reg_pressure,
5409 update_reg_and_insn_max_reg_pressure,
5410 sched_setup_bb_reg_pressure_info): New functions.
5411 (schedule_insn): Add code for printing and updating reg pressure info.
5412 (find_set_reg_weight, find_insn_reg_weight): Remove.
5413 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
5414 (debug_ready_list): Print reg pressure info.
5415 (schedule_block): Ditto. Check insn issue time.
5416 (sched_init): Set up sched_pressure_p. Allocate and set up some
5417 reg pressure related info.
5418 (sched_finish): Free some reg pressure related info.
5419 (fix_tick_ready): Make insn always ready if pressure_p.
5420 (init_h_i_d): Don't call find_insn_reg_weight.
5421 (haifa_finish_h_i_d): Free insn reg pressure info.
5423 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5424 ira_memory_move_cost, ira_class_hard_regs,
5425 ira_class_hard_regs_num, ira_no_alloc_regs,
5426 ira_available_class_regs, ira_reg_class_cover_size,
5427 ira_reg_class_cover, ira_class_translate): Move to ira.h.
5429 * ira-lives.c (single_reg_class): Check mode to find how many
5430 registers are necessary for operand.
5431 (ira_implicitly_set_insn_hard_regs): New.
5433 * common.opt (fsched-pressure): New options.
5434 (fsched-reg-pressure-heuristic): Remove.
5436 * ira.c (setup_eliminable_regset): Rename to
5437 ira_setup_eliminable_regset. Make it external.
5438 (expand_reg_info): Pass cover class to setup_reg_classes.
5439 (ira): Call resize_reg_info instead of allocate_reg_info.
5441 * sched-deps.c: Include ira.h.
5442 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
5443 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
5444 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
5445 mark_insn_hard_regno_birth, mark_insn_reg_birth,
5446 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
5447 mark_insn_reg_store, mark_insn_reg_clobber,
5448 setup_insn_reg_pressure_info): New.
5449 (sched_analyze_1): Update implicit_reg_pending_uses.
5450 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
5451 Use them to create dependencies. Set insn reg uses and pressure
5452 info. Process reg_pending_uses in one place.
5453 (free_deps): Free implicit sets.
5454 (remove_from_deps): Remove implicit sets if necessary. Check
5455 implicit sets when clearing reg_last_in_use.
5456 (init_deps_global): Clear implicit_reg_pending_clobbers and
5457 implicit_reg_pending_uses.
5459 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
5460 ira_memory_move_cost, ira_class_hard_regs,
5461 ira_class_hard_regs_num, ira_no_alloc_regs,
5462 ira_available_class_regs, ira_reg_class_cover_size,
5463 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
5464 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
5465 ira_implicitly_set_insn_hard_regs): New prototypes.
5467 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
5468 cost_elements_num): New variables.
5469 (allocno_costs, total_costs): Rename to costs and
5470 total_allocno_costs.
5471 (COSTS_OF_ALLOCNO): Rename to COSTS.
5472 (allocno_pref): Rename to pref.
5473 (allocno_pref_buffer): Rename to pref_buffer.
5474 (common_classes): Rename to regno_cover_class.
5476 (record_reg_classes): Set allocno attributes only if allocno_p.
5477 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
5478 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
5479 and COSTS_OF_ALLOCNO.
5480 (print_costs): Rename to print_allocno_costs.
5481 (print_pseudo_costs): New.
5482 (process_bb_node_for_costs): Split into 2 functions with new
5483 function process_bb_for_costs. Pass BB to process_bb_for_costs.
5484 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
5485 new parameter dump_file. Use cost_elements_num instead of
5486 ira_allocnos_num. Make one iteration if preferred classes were
5487 already calculated for scheduler. Make 2 versions of code
5488 depending on allocno_p.
5489 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
5490 regno_cover_class and COSTS instead of common_classes and
5492 (init_costs, finish_costs): New.
5493 (ira_costs): Set up allocno_p and cost_elements_num. Call
5494 init_costs and finish_costs.
5495 (ira_set_pseudo_classes): New.
5497 * rtl.h (allocate_reg_info): Remove.
5498 (resize_reg_info): Change return type.
5499 (reg_cover_class): New.
5500 (setup_reg_classes): Add new parameter.
5502 * sched-int.h (struct deps_reg): New member implicit_sets.
5503 (sched_pressure_p, sched_regno_cover_class): New external definitions.
5504 (INCREASE_BITS): New macro.
5505 (struct reg_pressure_data, struct reg_use_data): New.
5506 (struct _haifa_insn_data): Remove reg_weight. Add members
5507 reg_pressure, reg_use_list, reg_set_list, and
5508 reg_pressure_excess_cost_change.
5509 (struct deps): New member implicit_sets.
5510 (pressure_p): New variable.
5511 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
5512 (struct reg_pressure_data, struct reg_use_data): New.
5513 (INSN_REG_WEIGHT): Remove.
5514 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
5515 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
5516 (sched_init_region_reg_pressure_info,
5517 sched_setup_bb_reg_pressure_info): New prototypes.
5519 * reginfo.c (struct reg_pref): New member coverclass.
5520 (reg_cover_class): New function.
5521 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
5522 (reg_info_size): New variable.
5523 (allocate_reg_info): Make static. Setup reg_info_size.
5524 (resize_reg_info): Use reg_info_size. Return flag of resizing.
5525 (setup_reg_classes): Add a new parameter. Setup cover class too.
5527 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
5530 * sched-rgn.c (deps_join): Set up implicit_sets.
5531 (schedule_region): Set up region and basic blocks pressure
5534 * passes.c (init_optimization_passes): Move
5535 pass_subregs_of_mode_init before pass_sched.
5537 2009-09-02 Martin Jambor <mjambor@suse.cz>
5539 * tree-sra.c (struct access): New field grp_hint.
5540 (dump_access): Dump grp_hint.
5541 (sort_and_splice_var_accesses): Set grp_hint if a group is read
5543 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
5544 those which have been specifically read and somehow written to.
5545 (propagate_subacesses_accross_link): Set grp_hint of right child and
5546 also possibly of the left child.
5548 2009-09-02 Jakub Jelinek <jakub@redhat.com>
5550 * tree-object-size.c (addr_object_size): Always use object_size_type
5551 0 or 2 when determining the pointer pointed object size.
5553 2009-09-02 Richard Guenther <rguenther@suse.de>
5556 2009-08-31 Richard Guenther <rguenther@suse.de>
5558 * builtins.c (fold_builtin_memory_op): Use the alias oracle
5559 to query if the memory regions for memmove overlap.
5560 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
5561 asserts on pointers, instead deal with odd trees.
5562 (ptr_derefs_may_alias_p): Likewise.
5563 (refs_may_alias_p_1): Constructor bases also never alias.
5565 2009-08-01 Christian Bruel <christian.bruel@st.com>
5568 2009-07-31 Christian Bruel <christian.bruel@st.com>
5569 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5571 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
5573 * doc/invoke.texi (-fvar-tracking-assignments): New.
5574 (-fvar-tracking-assignments-toggle): New.
5575 (-fdump-final-insns=file): Mark filename as optional.
5576 (--param min-nondebug-insn-uid): New.
5577 (-gdwarf-@{version}): Mention version 4.
5578 * opts.c (common_handle_option): Accept it.
5579 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
5580 * regrename.c (regrename_optimize): Drop last. Don't count debug
5581 insns as uses. Don't reject change because of debug insn.
5582 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
5583 from the chain starter, and check for inexact matches in DEBUG_INSNS.
5584 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
5585 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
5586 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
5587 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
5588 * doc/gimple.texi (is_gimple_debug): New.
5589 (gimple_debug_bind_p): New.
5590 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
5591 * doc/install.texi (bootstrap-debug): More details.
5592 (bootstrap-debug-big, bootstrap-debug-lean): Document.
5593 (bootstrap-debug-lib): More details.
5594 (bootstrap-debug-ckovw): Update.
5595 (bootstrap-time): New.
5596 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
5597 (insert_phi_nodes_for): Insert debug stmts.
5598 (rewrite_stmt): Take iterator. Insert debug stmts.
5599 (rewrite_enter_block): Adjust.
5600 (maybe_replace_use_in_debug_stmt): New.
5601 (rewrite_update_stmt): Use it.
5602 (mark_use_interesting): Return early for debug stmts.
5603 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
5604 stmts before replacing stmt.
5605 (move_computations_stmt): Likewise.
5606 * ira-conflicts.c (add_copies): Skip debug insns.
5607 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
5608 (regstat_bb_compute_ri): Skip debug insns.
5609 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
5610 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
5611 check_loop_closed_ssa_stmt): Skip debug stmts.
5612 * tree-tailcall.c (find_tail_calls): Likewise.
5613 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
5614 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
5615 (build_var_debug_value_stat): Declare.
5616 (build_var_debug_value): Define.
5617 (target_for_debug_bind): Declare.
5618 * reload.c (find_equiv_reg): Skip debug insns.
5619 * rtlanal.c (reg_used_between_p): Skip debug insns.
5620 (side_effects_p): Likewise.
5621 (canonicalize_condition): Likewise.
5622 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
5623 insns never depend on debug insns.
5624 (create_ddg_dep_no_link): Likewise.
5625 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
5626 Don't add inter-loop dependencies for debug insns.
5627 (build_intra_loop_deps): Likewise.
5628 (create_ddg): Count debug insns.
5629 * ddg.h (struct ddg::num_debug): New.
5630 (num_backargs): Pair up with previous int field.
5631 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
5632 -fcompare-debug-second.
5633 * final.c (get_attr_length_1): Skip debug insns.
5634 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
5635 * gcc.c (invoke_as): Call compare-debug-dump-opt.
5636 (driver_self_specs): Map -fdump-final-insns to
5637 -fdump-final-insns=..
5638 (get_local_tick): New.
5639 (compare_debug_dump_opt_spec_function): Test for . argument and
5640 compute output name. Compute temp output spec without flag name.
5641 Compute -frandom-seed.
5642 (OPT): Undef after use.
5643 * cfgloopanal.c (num_loop_insns): Skip debug insns.
5644 (average_num_loop_insns): Likewise.
5645 * params.h (MIN_NONDEBUG_INSN_UID): New.
5646 * gimple.def (GIMPLE_DEBUG): New.
5647 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
5648 * auto-inc-dec.c (merge_in_block): Skip debug insns.
5649 (merge_in_block): Fix whitespace.
5650 * toplev.c (flag_var_tracking): Update comment.
5651 (flag_var_tracking_assignments): New.
5652 (flag_var_tracking_assignments_toggle): New.
5653 (process_options): Don't open final insns dump file if we're not
5654 going to write to it. Compute defaults for var_tracking.
5655 * df-scan.c (df_insn_rescan_debug_internal): New.
5656 (df_uses_record): Handle debug insns.
5657 * haifa-sched.c (ready): Initialize n_debug.
5658 (contributes_to_priority): Skip debug insns.
5659 (dep_list_size): New.
5661 (rank_for_schedule): Likewise. Schedule debug insns as soon as
5662 they're ready. Disregard previous debug insns to make decisions.
5663 (queue_insn): Never queue debug insns.
5664 (ready_add, ready_remove_first, ready_remove): Count debug insns.
5665 (schedule_insn): Don't reject debug insns because of issue rate.
5666 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
5667 (queue_to_ready): Skip and discount debug insns.
5668 (choose_ready): Let debug insns through.
5669 (schedule_block): Check boundary debug insns. Discount debug
5670 insns, schedule them early. Adjust whitespace.
5671 (set_priorities): Check for boundary debug insns.
5672 (add_jump_dependencies): Use dep_list_size.
5673 (prev_non_location_insn): New.
5674 (check_cfg): Use it.
5675 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
5677 (remove_unused_ivs): Reset debug stmts.
5678 * modulo-sched.c (const_iteration_count): Skip debug insns.
5679 (res_MII): Discount debug insns.
5680 (loop_single_full_bb_p): Skip debug insns.
5681 (sms_schedule): Likewise.
5682 (sms_schedule_by_order): Likewise.
5683 (ps_has_conflicts): Likewise.
5684 * caller-save.c (refmarker_fn): New.
5685 (save_call_clobbered_regs): Replace regs with saved mem in
5687 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
5688 Call refmarker_fn mark for hardregnos.
5689 (mark_reg_as_referenced): New.
5690 (replace_reg_with_saved_mem): New.
5691 * ipa-pure-const.c (check_stmt): Skip debug stmts.
5692 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
5694 (cse_extended_basic_block): Skip debug insns.
5695 (count_reg_usage): Likewise.
5696 (is_dead_reg): New, split out of...
5697 (set_live_p): ... here.
5698 (insn_live_p): Use it for debug insns.
5699 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
5700 (execute_optimize_stdarg): Likewise.
5701 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
5702 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
5703 changes in debug stmts as changes.
5704 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
5705 (moveup_expr): Don't move across debug insns. Don't move
5706 debug insn if it would create a bookkeeping block.
5707 (moveup_expr_cached): Don't use cache for debug insns that
5708 are heads of blocks.
5709 (compute_av_set_inside_bb): Skip debug insns.
5710 (sel_rank_for_schedule): Schedule debug insns first. Remove
5712 (block_valid_for_bookkeeping_p); Support lax searches.
5713 (create_block_for_bookkeeping): Adjust block numbers when
5714 encountering debug-only blocks.
5715 (find_place_for_bookkeeping): Deal with debug-only blocks.
5716 (generate_bookkeeping_insn): Accept no place to insert.
5717 (remove_temp_moveop_nops): New argument full_tidying.
5718 (prepare_place_to_insert): Deal with debug insns.
5719 (advance_state_on_fence): Debug insns don't start cycles.
5720 (update_boundaries): Take fence as argument. Deal with
5722 (schedule_expr_on_boundary): No full_tidying on debug insns.
5723 (fill_insns): Deal with debug insns.
5724 (track_scheduled_insns_and_blocks): Don't count debug insns.
5725 (need_nop_to_preserve_insn_bb): New, split out of...
5726 (remove_insn_from_stream): ... this.
5727 (fur_orig_expr_not_found): Skip debug insns.
5728 * rtl.def (VALUE): Move up.
5730 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
5731 (nearest_common_dominator_of_uses): Take debug_stmts argument.
5732 Set it if debug stmts are found.
5733 (statement_sink_location): Skip debug stmts. Propagate
5734 moving defs into debug stmts.
5735 * ifcvt.c (first_active_insn): Skip debug insns.
5736 (last_active_insns): Likewise.
5737 (cond_exec_process_insns): Likewise.
5738 (noce_process_if_block): Likewise.
5739 (check_cond_move_block): Likewise.
5740 (cond_move_convert_if_block): Likewise.
5741 (block_jumps_and_fallthru_p): Likewise.
5742 (dead_or_predicable): Likewise.
5743 * dwarf2out.c (debug_str_hash_forced): New.
5744 (find_AT_string): Add comment.
5745 (gen_label_for_indirect_string): New.
5746 (get_debug_string_label): New.
5747 (AT_string_form): Use it.
5748 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
5749 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
5750 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
5751 several operations that cannot be represented with DWARF opcodes.
5752 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
5753 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
5754 (dwarf2out_var_location): Take during-call mark into account.
5755 (output_indirect_string): Update comment. Output if there are
5756 label and references.
5757 (prune_indirect_string): New.
5758 (prune_unused_types): Call it if debug_str_hash_forced.
5759 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
5760 (dw_long_long_const): Remove.
5761 (struct dw_val_struct): Change val_long_long type to rtx.
5762 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
5763 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
5764 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
5765 component instead of HOST_BITS_PER_LONG.
5766 (output_loc_operands): Likewise. For const8* assert
5767 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
5768 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
5769 rather than HOST_BITS_PER_LONG is >= 64.
5770 (add_AT_long_long): Remove val_hi and val_lo arguments, add
5772 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
5773 HOST_BITS_PER_LONG for dw_val_class_long_long.
5774 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
5775 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
5776 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
5778 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
5779 Handle DW_OP_implicit_value.
5780 (extract_int): Move prototype earlier.
5781 (mem_loc_descriptor): For SUBREG punt if inner
5782 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
5783 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
5784 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
5785 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
5786 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
5787 instead of Pmode size.
5788 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
5789 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
5790 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
5791 (concat_loc_descriptor, concatn_loc_descriptor,
5792 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
5793 (add_location_or_const_value_attribute): Likewise. For single
5794 location loc_lists attempt to use add_const_value_attribute
5795 for constant decls. Add DW_AT_const_value even if
5796 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
5798 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
5799 (control_flow_insn_p): Likewise.
5800 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
5801 (separate_decls_in_region_debug_bind): New.
5802 (separate_decls_in_region): Process debug bind stmts afterwards.
5803 * recog.c (verify_changes): Handle debug insns.
5804 (extract_insn): Likewise.
5805 (peephole2_optimize): Skip debug insns.
5806 * dse.c (scan_insn): Skip debug insns.
5807 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
5809 (setup_id_for_insn): Handle debug insns.
5810 (maybe_tidy_empty_bb): Adjust whitespace.
5811 (tidy_control_flow): Skip debug insns.
5812 (sel_remove_insn): Adjust for debug insns.
5813 (sel_estimate_number_of_insns): Skip debug insns.
5814 (create_insn_rtx_from_pattern): Handle debug insns.
5815 (create_copy_of_insn_rtx): Likewise.
5816 * sel-sched-.h (sel_bb_end): Declare.
5817 (sel_bb_empty_or_nop_p): New.
5818 (get_all_loop_exits): Use it.
5819 (_eligible_successor_edge_p): Likewise.
5820 (return_nop_to_pool): Adjust.
5821 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
5822 * ira-lives.c (process_bb_node_lives): Skip debug insns.
5823 * gimple-pretty-print.c (dump_gimple_debug): New.
5824 (dump_gimple_stmt): Use it.
5825 (dump_bb_header): Skip gimple debug stmts.
5826 * regmove.c (optimize_reg_copy_1): Discount debug insns.
5827 (fixup_match_2): Likewise.
5828 (regmove_backward_pass): Likewise. Simplify combined
5829 replacement. Handle debug insns.
5830 * function.c (instantiate_virtual_regs): Handle debug insns.
5831 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
5832 * print-rtl.h: Include cselib.h.
5833 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
5834 * df.h (df_inns_rescan_debug_internal): Declare.
5835 * gcse.c (alloc_hash_table): Estimate n_insns.
5836 (cprop_insn): Don't regard debug insns as changes.
5837 (bypass_conditional_jumps): Skip debug insns.
5838 (one_pre_gcse_pass): Adjust.
5839 (one_code_hoisting_pass): Likewise.
5840 (compute_ld_motion_mems): Skip debug insns.
5841 (one_cprop_pass): Adjust.
5842 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
5843 (if_convertible_stmt_p): Handle debug stmts.
5844 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
5845 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
5846 * ira-build.c (create_bb_allocnos): Skip debug insns.
5847 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
5848 (has_single_use): Likewise.
5849 (single_imm_use): Likewise.
5850 (num_imm_uses): Likewise.
5851 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
5852 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
5853 (create_outofssa_var_map): Likewise.
5854 * lower-subreg.c (adjust_decomposed_uses): New.
5855 (resolve_debug): New.
5856 (decompose_multiword_subregs): Use it.
5857 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
5858 * emit-rtl.c: Include params.h.
5859 (cur_debug_insn_uid): Define.
5860 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
5861 (copy_rtx_if_shared_1): Handle debug insns.
5862 (reset_used_flags): Likewise.
5863 (set_used_flags): LIkewise.
5864 (get_max_insn_count): New.
5865 (next_nondebug_insn): New.
5866 (prev_nondebug_insn): New.
5867 (make_debug_insn_raw): New.
5868 (emit_insn_before_noloc): Handle debug insns.
5869 (emit_jump_insn_before_noloc): Likewise.
5870 (emit_call_insn_before_noloc): Likewise.
5871 (emit_debug_insn_before_noloc): New.
5872 (emit_insn_after_noloc): Handle debug insns.
5873 (emit_jump_insn_after_noloc): Likewise.
5874 (emit_call_insn_after_noloc): Likewise.
5875 (emit_debug_insn_after_noloc): Likewise.
5876 (emit_insn_after): Take loc from earlier non-debug insn.
5877 (emit_jump_insn_after): Likewise.
5878 (emit_call_insn_after): Likewise.
5879 (emit_debug_insn_after_setloc): New.
5880 (emit_debug_insn_after): New.
5881 (emit_insn_before): Take loc from later non-debug insn.
5882 (emit_jump_insn_before): Likewise.
5883 (emit_call_insn_before): Likewise.
5884 (emit_debug_insn_before_setloc): New.
5885 (emit_debug_insn_before): New.
5886 (emit_insn): Handle debug insns.
5887 (emit_debug_insn): New.
5888 (emit_jump_insn): Handle debug insns.
5889 (emit_call_insn): Likewise.
5891 (init_emit): Take min-nondebug-insn-uid into account.
5892 Initialize cur_debug_insn_uid.
5893 (emit_copy_of_insn_after): Handle debug insns.
5894 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
5895 location of single rhs in place.
5896 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
5897 (floor_sdiv_adjust): New.
5898 (cell_sdiv_adjust): New.
5899 (cell_udiv_adjust): New.
5900 (round_sdiv_adjust): New.
5901 (round_udiv_adjust): New.
5902 (wrap_constant): Moved from cselib.
5903 (unwrap_constant): New.
5904 (expand_debug_expr): New.
5905 (expand_debug_locations): New.
5906 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
5908 (gimple_expand_cfg): Expand debug locations.
5909 * cselib.c: Include tree-pass.h.
5910 (struct expand_value_data): New.
5911 (cselib_record_sets_hook): New.
5912 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
5913 (cselib_clear_table): Move, and implemnet in terms of...
5914 (cselib_reset_table_with_next_value): ... this.
5915 (cselib_get_next_unknown_value): New.
5916 (discard_useless_locs): Don't discard preserved values.
5917 (cselib_preserve_value): New.
5918 (cselib_preserved_value_p): New.
5919 (cselib_preserve_definitely): New.
5920 (cselib_clear_preserve): New.
5921 (cselib_preserve_only_values): New.
5922 (new_cselib_val): Take rtx argument. Dump it in details.
5923 (cselib_lookup_mem): Adjust.
5924 (expand_loc): Take regs_active in struct. Adjust. Silence
5925 dumps unless details are requested.
5926 (cselib_expand_value_rtx_cb): New.
5927 (cselib_expand_value_rtx): Rename and reimplment in terms of...
5928 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
5929 without details. Copy more subregs. Try to resolve values
5930 using a callback. Wrap constants.
5931 (cselib_subst_to_values): Adjust.
5932 (cselib_log_lookup): New.
5933 (cselib_lookup): Call it.
5934 (cselib_invalidate_regno): Don't count preserved values as useless.
5935 (cselib_invalidate_mem): Likewise.
5936 (cselib_record_set): Likewise.
5937 (struct set): Renamed to cselib_set, moved to cselib.h.
5938 (cselib_record_sets): Adjust. Call hook.
5939 (cselib_process_insn): Reset table when it would be cleared.
5940 (dump_cselib_val): New.
5941 (dump_cselib_table): New.
5942 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
5943 (remove_forwarder_block): Support moving debug stmts.
5944 * cselib.h (cselib_record_sets_hook): Declare.
5945 (cselib_expand_callback): New type.
5946 (cselib_expand_value_rtx_cb): Declare.
5947 (cselib_reset_table_with_next_value): Declare.
5948 (cselib_get_next_unknown_value): Declare.
5949 (cselib_preserve_value): Declare.
5950 (cselib_preserved_value_p): Declare.
5951 (cselib_preserve_only_values): Declare.
5952 (dump_cselib_table): Declare.
5953 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
5954 (try_crossjump_to_edge): Likewise.
5955 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
5956 dominated blocks when debug stmts are present.
5957 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
5958 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
5959 (set_var_live_on_entry): Likewise.
5960 * loop-invariant.c (find_invariants_bb): Skip debug insns.
5961 * cfglayout.c (curr_location, last_location): Make static.
5962 (set_curr_insn_source_location): Don't avoid bouncing.
5963 (get_curr_insn_source_location): New.
5964 (get_curr_insn_block): New.
5965 (duplicate_insn_chain): Handle debug insns.
5966 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
5968 * common.opt (fcompare-debug): Move to sort order.
5969 (fdump-unnumbered-links): Likewise.
5970 (fvar-tracking-assignments): New.
5971 (fvar-tracking-assignments-toggle): New.
5972 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
5973 because of debug stmts.
5974 (mark_stmt_if_obviously_necessary): Mark debug stmts.
5975 (eliminate_unnecessary_stmts): Walk dominated blocks before
5977 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
5978 * ira.c (memref_used_between_p): Skip debug insns.
5979 (update_equiv_regs): Likewise.
5980 * sched-deps.c (sd_lists_size): Accept empty list.
5981 (sd_init_insn): Mark debug insns.
5982 (sd_finish_insn): Unmark them.
5983 (sd_add_dep): Reject non-debug deps on debug insns.
5984 (fixup_sched_groups): Give debug insns group treatment.
5986 (sched_analyze_reg): Don't mark debug insns for sched before call.
5987 (sched_analyze_2): Handle debug insns.
5988 (sched_analyze_insn): Compute next non-debug insn. Handle debug
5990 (deps_analyze_insn): Handle debug insns.
5991 (deps_start_bb): Skip debug insns.
5992 (init_deps): Initialize last_debug_insn.
5993 * tree-ssa.c (target_for_debug_bind): New.
5994 (find_released_ssa_name): New.
5995 (propagate_var_def_into_debug_stmts): New.
5996 (propagate_defs_into_debug_stmts): New.
5997 (verify_ssa): Skip debug bind stmts without values.
5998 (warn_uninialized_vars): Skip debug stmts.
5999 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
6000 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
6001 (rtx_equal_p): Likewise.
6002 * ira-costs.c (scan_one_insn): Skip debug insns.
6003 (process_bb_node_for_hard_reg_moves): Likewise.
6004 * rtl.h (DEBUG_INSN_P): New.
6005 (NONDEBUG_INSN_P): New.
6006 (MAY_HAVE_DEBUG_INSNS): New.
6007 (INSN_P): Accept debug insns.
6008 (RTX_FRAME_RELATED_P): Likewise.
6009 (INSN_DELETED_P): Likewise
6010 (PAT_VAR_LOCATION_DECL): New.
6011 (PAT_VAR_LOCATION_LOC): New.
6012 (PAT_VAR_OCATION_STATUS): New.
6013 (NOTE_VAR_LOCATION_DECL): Reimplement.
6014 (NOTE_VAR_LOCATION_LOC): Likewise.
6015 (NOTE_VAR_LOCATION_STATUS): Likewise.
6016 (INSN_VAR_LOCATION): New.
6017 (INSN_VAR_LOCATION_DECL): New.
6018 (INSN_VAR_LOCATION_LOC): New.
6019 (INSN_VAR_LOCATION_STATUS): New.
6020 (gen_rtx_UNKNOWN_VAR_LOC): New.
6021 (VAR_LOC_UNKNOWN_P): New.
6022 (NOTE_DURING_CALL_P): New.
6023 (SCHED_GROUP_P): Accept debug insns.
6024 (emit_debug_insn_before): Declare.
6025 (emit_debug_insn_before_noloc): Declare.
6026 (emit_debug_insn_beore_setloc): Declare.
6027 (emit_debug_insn_after): Declare.
6028 (emit_debug_insn_after_noloc): Declare.
6029 (emit_debug_insn_after_setloc): Declare.
6030 (emit_debug_insn): Declare.
6031 (make_debug_insn_raw): Declare.
6032 (prev_nondebug_insn): Declare.
6033 (next_nondebug_insn): Declare.
6034 (delegitimize_mem_from_attrs): Declare.
6035 (get_max_insn_count): Declare.
6036 (wrap_constant): Declare.
6037 (unwrap_constant): Declare.
6038 (get_curr_insn_source_location): Declare.
6039 (get_curr_insn_block): Declare.
6040 * tree-inline.c (insert_debug_decl_map): New.
6041 (processing_debug_stmt): New.
6042 (remap_decl): Don't create new mappings in debug stmts.
6043 (remap_gimple_op_r): Don't add references in debug stmts.
6044 (copy_tree_body_r): Likewise.
6045 (remap_gimple_stmt): Handle debug bind stmts.
6046 (copy_bb): Skip debug stmts.
6047 (copy_edges_for_bb): Likewise.
6048 (copy_debug_stmt): New.
6049 (copy_debug_stmts): New.
6050 (copy_body): Copy debug stmts at the end.
6051 (insert_init_debug_bind): New.
6052 (insert_init_stmt): Take id. Skip and emit debug stmts.
6053 (setup_one_parameter): Remap variable earlier, register debug mapping.
6054 (estimate_num_insns): Skip debug stmts.
6055 (expand_call_inline): Preserve debug_map.
6056 (optimize_inline_calls): Check for no debug_stmts left-overs.
6057 (unsave_expr_now): Preserve debug_map.
6058 (copy_gimple_seq_and_replace_locals): Likewise.
6059 (tree_function_versioning): Check for no debug_stmts left-overs.
6060 Init and destroy debug_map as needed. Split edges unconditionally.
6061 (build_duplicate_type): Init and destroy debug_map as needed.
6062 * tree-inline.h: Include gimple.h instead of pointer-set.h.
6063 (struct copy_body_data): Add debug_stmts and debug_map.
6064 * sched-int.h (struct ready_list): Add n_debug.
6065 (struct deps): Add last_debug_insn.
6066 (DEBUG_INSN_SCHED_P): New.
6067 (BOUNDARY_DEBUG_INSN_P): New.
6068 (SCHEDULE_DEBUG_INSN_P): New.
6069 (sd_iterator_cond): Accept empty list.
6070 * combine.c (create_log_links): Skip debug insns.
6071 (combine_instructions): Likewise.
6072 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
6073 return value is always unshared.
6074 (struct rtx_subst_pair): New.
6075 (auto_adjust_pair): New.
6076 (propagate_for_debug_subst): New.
6077 (propagate_for_debug): New.
6078 (try_combine): Skip debug insns. Propagate removed defs into
6080 (next_nonnote_nondebug_insn): New.
6081 (distribute_notes): Use it. Skip debug insns.
6082 (distribute_links): Skip debug insns.
6083 * tree-outof-ssa.c (set_location_for_edge): Likewise.
6084 * resource.c (mark_target_live_regs): Likewise.
6085 * var-tracking.c: Include cselib.h and target.h.
6086 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
6088 (micro_operation_type_name): New.
6089 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
6090 (struct micro_operation_def): Update comments.
6091 (decl_or_value): New type. Use instead of decls.
6092 (struct emit_note_data_def): Add vars.
6093 (struct attrs_def): Use decl_or_value.
6094 (struct variable_tracking_info_def): Add permp, flooded.
6095 (struct location_chain_def): Update comment.
6096 (struct variable_part_def): Use decl_or_value.
6097 (struct variable_def): Make var_part a variable length array.
6099 (scratch_regs): New.
6100 (cselib_hook_called): New.
6101 (dv_is_decl_p): New.
6102 (dv_is_value_p): New.
6105 (dv_as_opaque): New.
6106 (dv_onepart_p): New.
6108 (IS_DECL_CODE): New.
6109 (check_value_is_not_decl): New.
6110 (dv_from_decl): New.
6111 (dv_from_value): New.
6112 (dv_htab_hash): New.
6113 (variable_htab_hash): Use it.
6114 (variable_htab_eq): Support values.
6115 (variable_htab_free): Free from the right pool.
6116 (attrs_list_member, attrs_list_insert): Use decl_or_value.
6117 (attrs_list_union): Adjust.
6118 (attrs_list_mpdv_union): New.
6119 (tie_break_pointers): New.
6120 (canon_value_cmp): New.
6121 (unshare_variable): Return possibly-modified slot.
6122 (vars_copy_1): Adjust.
6123 (var_reg_decl_set): Adjust. Split out of...
6124 (var_reg_set): ... this.
6125 (get_init_value): Adjust.
6126 (var_reg_delete_and_set): Adjust.
6127 (var_reg_delete): Adjust.
6128 (var_regno_delete): Adjust.
6129 (var_mem_decl_set): Split out of...
6130 (var_mem_set): ... this.
6131 (var_mem_delete_and_set): Adjust.
6132 (var_mem_delete): Adjust.
6136 (variable_union): Adjust. Speed up merge of 1-part vars.
6137 (variable_canonicalize): Use unshared slot.
6138 (VALUED_RECURSED_INTO): New.
6139 (find_loc_in_1pdv): New.
6140 (struct dfset_merge): New.
6141 (insert_into_intersection): New.
6142 (intersect_loc_chains): New.
6144 (canonicalize_loc_order_check): New.
6145 (canonicalize_values_mark): New.
6146 (canonicalize_values_star): New.
6147 (variable_merge_over_cur): New.
6148 (variable_merge_over_src): New.
6149 (dataflow_set_merge): New.
6150 (dataflow_set_equiv_regs): New.
6151 (remove_duplicate_values): New.
6152 (struct dfset_post_merge): New.
6153 (variable_post_merge_new_vals): New.
6154 (variable_post_merge_perm_vals): New.
6155 (dataflow_post_merge_adjust): New.
6156 (find_mem_expr_in_1pdv): New.
6157 (dataflow_set_preserve_mem_locs): New.
6158 (dataflow_set_remove_mem_locs): New.
6159 (dataflow_set_clear_at_call): New.
6160 (onepart_variable_different_p): New.
6161 (variable_different_p): Use it.
6162 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
6163 (track_expr_p): Add need_rtl parameter. Don't generate rtl
6165 (track_loc_p): Pass it true.
6166 (struct count_use_info): New.
6167 (find_use_val): New.
6168 (replace_expr_with_values): New.
6170 (use_type): New, partially split out of...
6171 (count_uses): ... this. Count new micro-ops.
6172 (count_uses_1): Adjust.
6173 (count_stores): Adjust.
6174 (count_with_sets): New.
6175 (VAL_NEEDS_RESOLUTION): New.
6176 (VAL_HOLDS_TRACK_EXPR): New.
6177 (VAL_EXPR_IS_COPIED): New.
6178 (VAL_EXPR_IS_CLOBBERED): New.
6179 (add_uses): Adjust. Generate new micro-ops.
6180 (add_uses_1): Adjust.
6181 (add_stores): Generate new micro-ops.
6182 (add_with_sets): New.
6183 (find_src_status): Adjust.
6184 (find_src_set_src): Adjust.
6185 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
6186 Handle new micro-ops. Canonicalize value equivalances.
6187 (vt_find_locations): Compute total size of hash tables for
6188 dumping. Perform merge for var-tracking-assignments. Don't
6189 disregard single-block loops.
6190 (dump_attrs_list): Handle decl_or_value.
6191 (dump_variable): Take variable. Deal with decl_or_value.
6192 (dump_variable_slot): New.
6193 (dump_vars): Use it.
6194 (dump_dataflow_sets): Adjust.
6195 (set_slot_part): New, extended to support one-part variables
6196 after splitting out of...
6197 (set_variable_part): ... this.
6198 (clobber_slot_part): New, split out of...
6199 (clobber_variable_part): ... this.
6200 (delete_slot_part): New, split out of...
6201 (delete_variable_part): .... this.
6202 (check_wrap_constant): New.
6203 (vt_expand_loc_callback): New.
6204 (vt_expand_loc): New.
6205 (emit_note_insn_var_location): Adjust. Handle values. Handle
6206 EMIT_NOTE_AFTER_CALL_INSN.
6207 (emit_notes_for_differences_1): Adjust. Handle values.
6208 (emit_notes_for_differences_2): Likewise.
6209 (emit_notes_for_differences): Adjust.
6210 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
6211 Adjust. Handle new micro-ops.
6212 (vt_add_function_parameters): Adjust. Create and bind values.
6213 (vt_initialize): Adjust. Initialize scratch_regs and
6214 valvar_pool, flooded and perm.. Initialize and use cselib. Log
6215 operations. Move some code to count_with_sets and add_with_sets.
6216 (delete_debug_insns): New.
6217 (vt_debug_insns_local): New.
6218 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
6220 (var_tracking_main): If var-tracking-assignments is enabled
6221 but var-tracking isn't, delete debug insns and leave. Likewise
6222 if we exceed limits or fail the stack adjustments tests, and
6223 after all var-tracking processing.
6224 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
6225 (dataflow_set): Add traversed_vars.
6226 (value_chain, const_value_chain): New typedefs.
6227 (value_chain_pool, value_chains): New variables.
6228 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
6229 add_value_chains, add_cselib_value_chains, remove_value_chain,
6230 remove_value_chains, remove_cselib_value_chains): New functions.
6231 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
6232 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
6234 (shared_hash_find_slot_unshare, shared_hash_find_slot,
6235 shared_hash_find_slot_noinsert, shared_hash_find): Update.
6236 (dst_can_be_shared): New variable.
6237 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
6238 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
6239 different from set->vars, look up slot again instead of using the
6241 (dataflow_set_init): Initialize traversed_vars.
6242 (variable_union): Use shared_hash_*. Use initially NO_INSERT
6243 lookup if set->vars is shared. Don't keep slot cleared before
6244 calling unshare_variable. Unshare set->vars if needed. Adjust
6245 unshare_variable callers. Clear dst_can_be_shared if needed.
6246 Even ->refcount == 1 vars must be unshared if set->vars is shared
6247 and var needs to be modified.
6248 (dataflow_set_union): Set traversed_vars during canonicalization.
6249 (VALUE_CHANGED, DECL_CHANGED): Define.
6250 (set_dv_changed, dv_changed_p): New static inlines.
6251 (track_expr_p): Clear DECL_CHANGED.
6252 (dump_dataflow_sets): Set it.
6253 (variable_was_changed): Call set_dv_changed.
6254 (emit_note_insn_var_location): Likewise.
6255 (changed_variables_stack): New variable.
6256 (check_changed_vars_1, check_changed_vars_2): New functions.
6257 (emit_notes_for_changes): Do nothing if changed_variables is
6258 empty. Traverse changed_variables with check_changed_vars_1,
6259 call check_changed_vars_2 on each changed_variables_stack entry.
6260 (emit_notes_in_bb): Add SET argument. Just clear it at the
6261 beginning, use it instead of local &set, don't destroy it at the end.
6262 (vt_emit_notes): Call dataflow_set_clear early on all
6263 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
6264 computed set, dataflow_set_clear also VTI(bb)->in when we are
6265 done with the basic block. Initialize changed_variables_stack,
6266 free it afterwards. If ENABLE_CHECKING verify that after noting
6267 differences to an empty set value_chains hash table is empty.
6268 (vt_initialize): Initialize value_chains and value_chain_pool.
6269 (vt_finalize): Delete value_chains htab, free value_chain_pool.
6270 (variable_tracking_main): Call dump_dataflow_sets before calling
6271 vt_emit_notes, not after it.
6272 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
6273 (propagate_var_def_into_debug_stmts): Declare.
6274 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
6275 (df_set_note): Reject debug insns.
6276 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
6277 add notes to debug insns.
6278 (df_note_bb_compute): Adjust. Likewise.
6279 (df_simulate_uses): Skip debug insns.
6280 (df_simulate_initialize_backwards): Likewise.
6281 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
6282 (subst_stack_regs_pat): Reject debug insns.
6283 (convert_regs_1): Handle debug insns.
6284 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
6285 (print-rtl.o): Depend on cselib.h.
6286 (cselib.o): Depend on TREE_PASS_H.
6287 (var-tracking.o): Depend on cselib.h and TARGET_H.
6288 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
6289 (init_ready_list): Skip boundary debug insns.
6290 (add_branch_dependences): Skip debug insns.
6291 (free_block_dependencies): Check for blocks with only debug insns.
6292 (compute_priorities): Likewise.
6293 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
6294 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
6296 (gimple_build_debug_bind_stat): New.
6297 (empty_body_p): Skip debug stmts.
6298 (gimple_has_side_effects): Likewise.
6299 (gimple_rhs_has_side_effects): Likewise.
6300 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
6301 (gimple_build_debug_bind_stat): Declare.
6302 (gimple_build_debug_bind): Define.
6303 (is_gimple_debug): New.
6304 (gimple_debug_bind_p): New.
6305 (gimple_debug_bind_get_var): New.
6306 (gimple_debug_bind_get_value): New.
6307 (gimple_debug_bind_get_value_ptr): New.
6308 (gimple_debug_bind_set_var): New.
6309 (gimple_debug_bind_set_value): New.
6310 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
6311 (gimple_debug_bind_reset_value): New.
6312 (gimple_debug_bind_has_value_p): New.
6313 (gsi_next_nondebug): New.
6314 (gsi_prev_nondebug): New.
6315 (gsi_start_nondebug_bb): New.
6316 (gsi_last_nondebug_bb): New.
6317 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
6318 (print_insn): Handle DEBUG_INSN.
6319 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
6320 of first insn prevail.
6321 (first_stmt): Skip debug stmts.
6322 (first_non_label_stmt): Likewise.
6323 (last_stmt): Likewise.
6324 (has_zero_uses_1): New.
6325 (single_imm_use_1): New.
6326 (verify_gimple_debug): New.
6327 (verify_types_in_gimple_stmt): Handle debug stmts.
6328 (verify_stmt): Likewise.
6329 (debug_loop_num): Skip debug stmts.
6330 (remove_edge_and_dominated_blocks): Remove dominators last.
6331 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
6332 (linearize_expr): Likewise.
6333 * config/i386/i386.c (ix86_delegitimize_address): Call
6334 default implementation.
6335 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
6336 (group_barrier_needed): Skip debug insns.
6337 (emit_insn_group_barriers): Likewise.
6338 (emit_all_insn_group_barriers): Likewise.
6339 (ia64_variable_issue): Handle debug insns.
6340 (ia64_dfa_new_cycle): Likewise.
6341 (final_emit_insn_group_barriers): Skip debug insns.
6342 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
6343 def cfa without frame.
6344 (process_set): Likewise.
6345 (process_for_unwind_directive): Pass frame on.
6346 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
6347 (rs6000_delegitimize_address): New.
6348 (rs6000_debug_adjust_cost): Handle debug insns.
6349 (is_microcoded_insn): Likewise.
6350 (is_cracked_insn): Likewise.
6351 (is_nonpipeline_insn): Likewise.
6352 (insn_must_be_first_in_group): Likewise.
6353 (insn_must_be_last_in_group): Likewise.
6354 (force_new_group): Likewise.
6355 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
6356 contains only debug insns.
6357 (rtl_merge_blocks): Skip debug insns.
6358 (purge_dead_edges): Likewise.
6359 (rtl_block_ends_with_call_p): Skip debug insns.
6360 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
6361 (mark_reg_dependencies): Skip debug insns.
6362 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
6363 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
6364 * tree-ssa-threadedge.c
6365 (record_temporary_equivalences_from_stmts): Skip debug stmts.
6366 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
6367 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
6368 (copyprop_hardreg_forward_1): Handle debug insns.
6369 * reload1.c (reload): Skip debug insns. Replace unassigned
6370 pseudos in debug insns with their equivalences.
6371 (eliminate_regs_in_insn): Skip debug insns.
6372 (emit_input_reload_insns): Skip debug insns at first, adjust
6374 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
6375 (get_indirect_ref_operands): Pass opf_no_vops on.
6376 (get_expr_operands): Likewise. Skip debug stmts.
6377 (parse_ssa_operands): Scan debug insns with opf_no_vops.
6379 2009-09-01 Richard Henderson <rth@redhat.com>
6381 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
6382 stmt_ends_pp_p statements at least once.
6383 * tree-vrp.c (vrp_initialize): Likewise.
6384 (vrp_visit_stmt): Be prepared for non-interesting stmts.
6386 2009-09-01 Dodji Seketeli <dodji@redhat.com>
6389 Fix AIX bootstrap after PR debug/30161
6390 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
6391 that is a GNU extension.
6392 (tmpl_value_parm_die_table): Move the definition of this global
6393 outside #ifdef DWARF2_DEBUGGING_INFO region.
6395 2009-09-01 Richard Guenther <rguenther@suse.de>
6397 * tree.c (tree_expr_size): New function.
6398 * tree.h (tree_expr_size): Declare.
6399 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
6400 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
6401 * langhooks.c (lhd_expr_size): Remove.
6402 * langhooks.h (struct lang_hooks): Remove expr_size.
6403 * explow.c (expr_size): Use tree_expr_size.
6404 (int_expr_size): Likewise.
6405 * langhooks-def.h (lhd_expr_size): Remove.
6406 (LANG_HOOKS_EXPR_SIZE): Likewise.
6407 (LANG_HOOKS_INITIALIZER): Adjust.
6409 2009-09-01 Richard Guenther <rguenther@suse.de>
6411 * tree-flow.h (mark_addressable): Move declaration ...
6412 * tree.h (mark_addressable): ... here.
6413 * stmt.c (expand_asm_operands): Use mark_addressable, not
6414 lang_hooks.mark_addressable.
6415 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
6416 LANG_HOOKS_MARK_ADDRESSABLE.
6417 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
6418 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
6420 2009-08-31 Chris Demetriou <cgd@google.com>
6422 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
6423 vectorize if not TARGET_SSE2.
6425 2009-08-31 DJ Delorie <dj@redhat.com>
6427 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
6428 registers if no coprocessor is enabled.
6430 2009-08-31 Dodji Seketeli <dodji@redhat.com>
6433 * cgraph.h (cgraph_get_node): Declare ...
6434 * cgraph.c (cgraph_get_node): ... new function.
6435 * dwarf2out.c (gen_generic_params_dies,
6436 generic_parameter_die, tree_add_const_value_attribute_for_decl,
6437 make_ith_pack_parameter_name,
6438 append_entry_to_tmpl_value_parm_die_table,
6439 gen_remaining_tmpl_value_param_die_attribute): New functions.
6440 (gen_subprogram_die): Generate debug info for template parameters
6441 if debug info level is higher than DINFO_LEVEL_TERSE.
6442 Use tree_add_const_value_attribute_for_decl instead of
6443 tree_add_const_value_attribute.
6444 (gen_const_die): Use tree_add_const_value_attribute_for_decl
6445 instead of tree_add_const_value_attribute.
6446 (gen_struct_or_union_type_die): Generate debug
6447 info for template parameters if debug info level is higher than
6449 (tree_add_const_value_attribute): Handle integral and pointer
6450 constants. Update comment.
6451 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
6452 (dwarf_attr_name): Support DW_AT_GNU_template_name.
6453 (reference_to_unused): Fix thinko. Remove redundant predicates from
6455 (tree_add_const_value_attribute): Make this work for constant
6457 tree_add_const_value_attribute_for_decl is to be used for variable
6459 (add_location_or_const_value_attribute): Use
6460 tree_add_const_value_attribute_for_decl now.
6461 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
6462 DW_TAG_template_value_param DIEs after function DIEs have been
6464 * langhooks.h (lang_hooks_for_types): Add
6465 get_argument_pack_elems.
6466 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
6467 (lang_hooks): Added get_innermost_generic_parms,
6468 get_innermost_generic_args.
6469 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
6470 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
6471 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
6472 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
6474 2009-08-31 DJ Delorie <dj@redhat.com>
6476 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
6477 it once we start generating the prologue or epilogue.
6478 (mep_call_saves_register): If the frame is locked, re-use
6480 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
6481 (mep_expand_prologue): Call it.
6482 (mep_expand_epilogue): Likewise.
6483 (mep_start_function): Use the same logic as mep_expand_prologue.
6484 (mep_pass_by_reference): Make logic more readable.
6485 (mep_return_in_memory): Zero-sized objects are passed in memory.
6486 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
6488 2009-08-31 Richard Guenther <rguenther@suse.de>
6490 * builtins.c (fold_builtin_memory_op): Use the alias oracle
6491 to query if the memory regions for memmove overlap.
6492 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
6493 asserts on pointers, instead deal with odd trees.
6494 (ptr_derefs_may_alias_p): Likewise.
6495 (refs_may_alias_p_1): Constructor bases also never alias.
6497 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
6499 * doc/install.texi (Final install): Adjust reference on where to
6500 order printed manuals.
6502 2009-08-30 Olivier Hainque <hainque@adacore.com>
6504 * dwarf2out.c (switch_to_frame_table_section): Move
6505 definition prior to first use.
6507 2009-08-30 Richard Guenther <rguenther@suse.de>
6509 PR tree-optimization/41186
6510 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
6511 (ao_ref_init_from_ptr_and_size): New function.
6512 (ref_maybe_used_by_call_p_1): Be more precise tracking
6513 used ranges for builtin functions.
6514 (ref_maybe_used_by_call_p): Adjust.
6515 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
6516 ranges for builtin functions.
6517 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
6519 2009-08-30 Alan Modra <amodra@bigpond.net.au>
6522 * fwprop.c (get_reg_use_in): Delete.
6523 (free_load_extend): New function.
6524 (forward_propagate_subreg): Use it.
6526 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
6528 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
6530 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
6533 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
6536 2009-08-29 Douglas B Rupp <rupp@gnat.com>
6538 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
6539 fini or fini_array section.
6541 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6543 * graphite-dependences.c (graphite_legal_transform_bb): Call
6544 pbb_remove_duplicate_pdrs.
6545 * graphite-poly.c (can_collapse_pdr): Removed.
6546 (pdr_find_duplicate): Removed.
6547 (can_collapse_pdrs): New.
6548 (pbb_remove_duplicate_pdrs): New.
6549 (new_poly_dr): Do not look for duplicates.
6550 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
6551 (PBB_PDR_DUPLICATES_REMOVED): New.
6552 (pbb_remove_duplicate_pdrs): Declared.
6554 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6556 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
6557 the strides by multiplying by PDR_NB_REFS.
6558 * graphite-poly.c (can_collapse_pdr): New.
6559 (pdr_find_duplicate): New.
6560 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
6561 Initialize PDR_NB_REFS.
6562 * graphite-poly.h (struct poly_dr): Add field nb_refs.
6564 (new_poly_dr): Number of subscripts is a graphite_dim_t.
6566 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6569 * graphite-poly.c (apply_poly_transforms): Remove legality test before
6572 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6574 * graphite-dependences.c (pddr_original_scattering): Return NULL
6575 for read-read dependence relations.
6576 * graphite-poly.h (enum poly_dr_type): Fix comment.
6579 (pdr_may_write_p): New.
6581 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6583 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
6584 (struct poly_dr): Same.
6585 (new_poly_dr): Same.
6586 * graphite-poly.c (new_poly_dr): Same.
6587 * graphite-dependences.c (dot_deps): Disable call to system.
6589 2009-08-28 Cary Coutant <ccoutant@google.com>
6592 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
6593 struct/union/enum types local to a function.
6595 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6596 Sebastian Pop <sebastian.pop@amd.com>
6598 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
6599 pbb_strip_mine_time_depth. Changed the implementation so that
6600 transformation is expressed as a transformation on
6601 time (scatttering) dimensions. Also, ensures that the 2d+1
6602 scheduling format is preserved.
6603 (pbb_strip_mine_profitable_p): Profitability is based on the
6604 iteration number of a given time (scattering) dimension,
6605 and not on a original loop depth dimension.
6606 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
6607 (pbb_do_strip_mine): Call psct_dynamic_dim.
6608 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
6609 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
6610 (pbb_nb_dynamic_scattering_transform): New.
6611 (psct_dynamic_dim): New.
6613 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
6615 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6616 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
6617 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
6618 * graphite-interchange.c (build_linearized_memory_access): Same.
6619 (memory_stride_in_loop): Same.
6621 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6623 * graphite-dependences.c (pddr_original_scattering): New.
6624 (graphite_legal_transform_dr): Call pddr_original_scattering.
6627 * graphite-dependences.h (dot_deps): Declared.
6628 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
6629 (print_pdr): Print PDR_ID.
6630 * graphite-poly.h (struct poly_dr): Add field id.
6633 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
6635 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6637 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
6638 not delete the original dependence relation.
6640 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6642 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
6643 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
6644 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
6645 (free_poly_ddr): New.
6646 (pddr_is_empty): New.
6647 (dependence_polyhedron_1): Now returns a poly_ddr_p.
6648 (dependence_polyhedron): Same. Remove useless gcc_assert.
6650 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
6651 (graphite_carried_dependence_level_k): Call pddr_is_empty.
6652 * graphite-dependences.h (enum poly_dependence_kind): New.
6653 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
6654 (PDRP_SOURCE): Renamed PDDR_SOURCE.
6655 (PDRP_SINK): Renamed PDDR_SINK.
6656 (PDRP_DDP): Renamed PDDR_DDP.
6658 (free_poly_ddr): Declared.
6659 * graphite-poly.c (new_scop): Use the new hash function names.
6660 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
6661 into original_pddrs.
6662 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
6664 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6666 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
6667 bounds with LT_EXPR to make niter analysis more precise on code
6668 generated by Graphite.
6670 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
6672 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
6673 (graphite_legal_transform_bb): Same.
6674 (poly_drs_may_alias_p): Same.
6676 2009-08-28 Richard Guenther <rguenther@suse.de>
6678 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
6680 2009-08-28 Jan Beulich <jbeulich@novell.com>
6682 * config/i386/netware.c: Include langhooks.h.
6683 (i386_nlm_encode_section_info): Simplify.
6684 (netware_override_options): Delete.
6685 * config/i386/netware.h (netware_override_options): Delete
6687 (OVERRIDE_OPTIONS): Delete definition.
6688 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6689 (ASM_COMMENT_START): Define.
6690 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
6692 2009-08-28 Jan Beulich <jbeulich@novell.com>
6694 * configure.ac: For in-tree ld, do a plain version check to
6695 determine whether comdat groups are supported.
6696 * configure: Regenerate.
6698 2009-08-28 Olivier Hainque <hainque@adacore.com>
6700 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
6701 always defined. Reflect definition or absence of such for
6702 COLLECT_EXPORT_LIST. Readability helper.
6703 (scanfilter): New enum, to help control what symbols
6704 are to be considered or ignored by scan_prog_file.
6705 (enum pass): Rename as "scanpass", moved together with scanfilter
6706 prior to scan_prog_file's prototype.
6707 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
6708 Group prototype with the scanpass/scanfilter definitions, factorize
6709 head comments for the several implementations at the prototype.
6710 (main): Reorganize the first pass link control to let AIX
6711 drag only the needed frame tables in executables. Prevent
6712 frame tables collection during the scan aimed at static ctors.
6713 Pre-link and scan for frame tables later to compensate.
6714 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
6715 A C statement to issue assembly directives that create a reference
6716 to the given DWARF table identifier label from the current function
6718 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
6719 to differentiate first time section entry. Only emit a .data
6720 tables start identifier label the first time around.
6721 (switch_to_frame_table_section): New function. Helper for
6722 output_call_frame_info to switch possibly BACK into the eh_frame
6723 or the debug_frame section depending on FOR_EH.
6724 (output_call_frame_info): Use helper to first enter the proper
6726 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
6727 emit a link to the frame table start label from each function
6729 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
6730 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
6731 * config/rs6000/rs6000-protos.h: Declare it.
6732 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
6734 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
6736 * config/sh/sh.c (split_branches): Check the result of
6739 2009-08-27 Steve Ellcey <sje@cup.hp.com>
6741 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
6742 using -pthread -fopenmp
6744 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
6746 * doc/service.texi (service directory): Update URL.
6748 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
6750 PR rtl-optimization/40861
6751 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
6752 extract word from a multi-word subreg for negative byte positions.
6754 2009-08-27 Tristan Gingold <gingold@adacore.com>
6755 Douglas B Rupp <rupp@gnat.com>
6757 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
6758 (SECTION_VMS_OVERLAY): Define.
6759 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
6761 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
6763 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
6764 common_object declarations.
6765 (ia64_section_type_flags): Set section flag for common_object.
6766 * config/ia64/ia64-protos.h
6767 (ia64_vms_output_aligned_decl_common): Declare.
6768 (ia64_vms_elf_asm_named_section): Declare.
6770 2009-08-27 Michael Matz <matz@suse.de>
6772 * expr.c (expand_expr_real_2): New function taking exploded
6773 unary or binary expression, split out from ...
6774 (expand_expr_real_1): ... here. Move over all unary/binary
6775 switch parts to above function, in particular these codes:
6776 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
6777 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
6778 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
6779 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
6780 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
6781 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
6782 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
6783 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
6784 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
6785 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
6786 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
6787 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
6788 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
6789 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
6790 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
6791 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
6792 VEC_PACK_FIX_TRUNC_EXPR.
6793 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
6796 2009-08-27 Richard Guenther <rguenther@suse.de>
6798 * gengtype.c (main): Handle uint64_t.
6799 * ipa-utils.c (get_base_var): Indent properly.
6800 * tree-ssa-live.c (debug_scope_block): New function.
6801 * tree-flow.h (debug_scope_block): Declare.
6802 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
6803 * basic-block.h (enum profile_status): Rename to
6804 enum profile_status_d.
6805 (x_profile_status): Adjust type.
6807 2009-08-27 Dodji Seketeli <dodji@redhat.com>
6810 * dwarf2out.c (get_context_die): Declare this static function.
6811 (gen_type_die_with_usage): Make sure a DIE is a generated for
6812 the context of a typedef.
6814 2009-08-26 Anatoly Sokolov <aesok@post.ru>
6816 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
6819 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
6821 * config/mips/mips-protos.h (mips_output_sync): Declare.
6822 (mips_sync_loop_insns): Likewise.
6823 (mips_output_sync_loop): Replace first two parameters with an rtx.
6824 * config/mips/mips.c (mips_multi_member): New structure.
6825 (mips_multi_members): New variable.
6826 (mips_multi_start): New function.
6827 (mips_multi_add): Likewise.
6828 (mips_multi_add_insn): Likewise.
6829 (mips_multi_add_label): Likewise.
6830 (mips_multi_last_index): Likewise.
6831 (mips_multi_copy_insn): Likewise.
6832 (mips_multi_set_operand): Likewise.
6833 (mips_multi_write): Likewise.
6834 (mips_print_operand_punctuation): Remove '%|' and '%-'.
6835 (mips_init_print_operand_punct): Update accordingly.
6836 (mips_start_ll_sc_sync_block): New function.
6837 (mips_end_ll_sc_sync_block): Likewise.
6838 (mips_output_sync): Likewise.
6839 (mips_sync_insn1_template): Likewise.
6840 (mips_sync_insn2_template): Likewise.
6841 (mips_get_sync_operand): Likewise.
6842 (mips_process_sync_loop): Likewise.
6843 (mips_output_sync_loop): Use mips_process_sync_loop.
6844 (mips_sync_loop_insns): New function.
6845 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
6846 (MIPS_COMPARE_AND_SWAP_12): Likewise.
6847 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
6848 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
6849 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
6850 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
6851 (MIPS_SYNC_OLD_OP_12): Likewise.
6852 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
6853 (MIPS_SYNC_NEW_OP_12): Likewise.
6854 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
6855 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
6856 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
6857 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
6858 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
6859 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
6860 * config/mips/mips.md (sync_mem): New attribute.
6861 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
6862 (sync_exclusive_mask, sync_required_oldval): Likewise.
6863 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
6864 (sync_release_barrier): Likewise.
6865 (length): Handle sync loops.
6866 (sync): Use mips_output_sync.
6867 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
6868 (sync_compare_and_swap<mode>): Set the new sync_* attributes
6869 and use mips_output_sync_loop.
6870 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
6871 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
6872 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
6873 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
6874 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
6875 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
6876 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
6877 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
6878 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
6880 2009-08-26 Richard Guenther <rguenther@suse.de>
6883 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
6884 the types to not match.
6885 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
6887 * tree-ssa.c (useless_type_conversion_p): Conversions to
6888 pointers to unprototyped functions are useless.
6890 2009-08-26 Richard Guenther <rguenther@suse.de>
6892 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
6893 whole-program condition, prepare to be called for non-globals.
6894 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
6895 params build a representative with known type and track its fields.
6897 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
6899 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
6900 clearing by a taken branch.
6901 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
6902 effectively after bbro pass.
6903 (sync_nand<mode>): Ditto.
6904 (sync_old_<fetchop_name><mode>): Ditto.
6905 (sync_old_nand<mode>): Ditto.
6906 (sync_new_<fetchop_name><mode>): Dito.
6907 (sync_new_nand<mode>): Ditto.
6908 (sync_compare_and_swap<mode>_1): Ditto.
6909 (*sync_compare_and_swap<mode>): Ditto.
6910 (sync_lock_test_and_set<mode>_1): Ditto.
6911 ("sync_lock_test_and_set<mode>): Ditto.
6913 2009-08-25 Douglas B Rupp <rupp@gnat.com>
6915 * hwint.h (HOST_LONG_FORMAT): New macro
6916 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
6917 Use HOST_PTR_PRINTF.
6918 * system.h (HOST_PTR_PRINTF): Resurrect old macro
6919 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
6920 (HOST_PTR_PRINTF): Document.
6922 2009-08-25 Jan Hubicka <jh@suse.cz>
6924 * config/i386/bmmintrin.h: Replace by #error.
6927 Michael Meissner <michael.meissner@amd.com>
6928 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6929 Tony Linthicum <tony.linthicum@amd.com>
6931 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
6932 (TARGET_ROUND): New macro for the round/ptest instructions which
6933 are shared between SSE4.1 and SSE5.
6934 (OPTION_MASK_ISA_ROUND): Ditto.
6935 (OPTION_ISA_ROUND): Ditto.
6936 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
6937 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
6939 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
6940 (-mfused-madd): New switch to give users control over whether the
6941 compiler optimizes to use the multiply/add SSE5 instructions.
6943 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
6944 (ix86_handle_option): Turn off 3dnow if -msse5.
6945 (override_options): Add SSE5 support.
6946 (print_operand): %Y prints comparison codes for SSE5 com/pcom
6948 (ix86_expand_sse_movcc): Add SSE5 support.
6949 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
6950 vector type to the next largest size.
6951 (ix86_expand_sse5_pack): New function to use pperm to pack a
6952 vector type to the next smallest size.
6953 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
6954 (IX86_BUILTIN_FMADDSD): Ditto.
6955 (IX86_BUILTIN_FMADDPS): Ditto.
6956 (IX86_BUILTIN_FMADDPD): Ditto.
6957 (IX86_BUILTIN_FMSUBSS): Ditto.
6958 (IX86_BUILTIN_FMSUBSD): Ditto.
6959 (IX86_BUILTIN_FMSUBPS): Ditto.
6960 (IX86_BUILTIN_FMSUBPD): Ditto.
6961 (IX86_BUILTIN_FNMADDSS): Ditto.
6962 (IX86_BUILTIN_FNMADDSD): Ditto.
6963 (IX86_BUILTIN_FNMADDPS): Ditto.
6964 (IX86_BUILTIN_FNMADDPD): Ditto.
6965 (IX86_BUILTIN_FNMSUBSS): Ditto.
6966 (IX86_BUILTIN_FNMSUBSD): Ditto.
6967 (IX86_BUILTIN_FNMSUBPS): Ditto.
6968 (IX86_BUILTIN_FNMSUBPD): Ditto.
6969 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
6970 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
6971 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
6972 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
6973 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
6974 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
6975 (IX86_BUILTIN_PPERM): Ditto.
6976 (IX86_BUILTIN_PERMPS): Ditto.
6977 (IX86_BUILTIN_PERMPD): Ditto.
6978 (IX86_BUILTIN_PMACSSWW): Ditto.
6979 (IX86_BUILTIN_PMACSWW): Ditto.
6980 (IX86_BUILTIN_PMACSSWD): Ditto.
6981 (IX86_BUILTIN_PMACSWD): Ditto.
6982 (IX86_BUILTIN_PMACSSDD): Ditto.
6983 (IX86_BUILTIN_PMACSDD): Ditto.
6984 (IX86_BUILTIN_PMACSSDQL): Ditto.
6985 (IX86_BUILTIN_PMACSSDQH): Ditto.
6986 (IX86_BUILTIN_PMACSDQL): Ditto.
6987 (IX86_BUILTIN_PMACSDQH): Ditto.
6988 (IX86_BUILTIN_PMADCSSWD): Ditto.
6989 (IX86_BUILTIN_PMADCSWD): Ditto.
6990 (IX86_BUILTIN_PHADDBW): Ditto.
6991 (IX86_BUILTIN_PHADDBD): Ditto.
6992 (IX86_BUILTIN_PHADDBQ): Ditto.
6993 (IX86_BUILTIN_PHADDWD): Ditto.
6994 (IX86_BUILTIN_PHADDWQ): Ditto.
6995 (IX86_BUILTIN_PHADDDQ): Ditto.
6996 (IX86_BUILTIN_PHADDUBW): Ditto.
6997 (IX86_BUILTIN_PHADDUBD): Ditto.
6998 (IX86_BUILTIN_PHADDUBQ): Ditto.
6999 (IX86_BUILTIN_PHADDUWD): Ditto.
7000 (IX86_BUILTIN_PHADDUWQ): Ditto.
7001 (IX86_BUILTIN_PHADDUDQ): Ditto.
7002 (IX86_BUILTIN_PHSUBBW): Ditto.
7003 (IX86_BUILTIN_PHSUBWD): Ditto.
7004 (IX86_BUILTIN_PHSUBDQ): Ditto.
7005 (IX86_BUILTIN_PROTB): Ditto.
7006 (IX86_BUILTIN_PROTW): Ditto.
7007 (IX86_BUILTIN_PROTD): Ditto.
7008 (IX86_BUILTIN_PROTQ): Ditto.
7009 (IX86_BUILTIN_PROTB_IMM): Ditto.
7010 (IX86_BUILTIN_PROTW_IMM): Ditto.
7011 (IX86_BUILTIN_PROTD_IMM): Ditto.
7012 (IX86_BUILTIN_PROTQ_IMM): Ditto.
7013 (IX86_BUILTIN_PSHLB): Ditto.
7014 (IX86_BUILTIN_PSHLW): Ditto.
7015 (IX86_BUILTIN_PSHLD): Ditto.
7016 (IX86_BUILTIN_PSHLQ): Ditto.
7017 (IX86_BUILTIN_PSHAB): Ditto.
7018 (IX86_BUILTIN_PSHAW): Ditto.
7019 (IX86_BUILTIN_PSHAD): Ditto.
7020 (IX86_BUILTIN_PSHAQ): Ditto.
7021 (IX86_BUILTIN_FRCZSS): Ditto.
7022 (IX86_BUILTIN_FRCZSD): Ditto.
7023 (IX86_BUILTIN_FRCZPS): Ditto.
7024 (IX86_BUILTIN_FRCZPD): Ditto.
7025 (IX86_BUILTIN_CVTPH2PS): Ditto.
7026 (IX86_BUILTIN_CVTPS2PH): Ditto.
7027 (IX86_BUILTIN_COMEQSS): Ditto.
7028 (IX86_BUILTIN_COMNESS): Ditto.
7029 (IX86_BUILTIN_COMLTSS): Ditto.
7030 (IX86_BUILTIN_COMLESS): Ditto.
7031 (IX86_BUILTIN_COMGTSS): Ditto.
7032 (IX86_BUILTIN_COMGESS): Ditto.
7033 (IX86_BUILTIN_COMUEQSS): Ditto.
7034 (IX86_BUILTIN_COMUNESS): Ditto.
7035 (IX86_BUILTIN_COMULTSS): Ditto.
7036 (IX86_BUILTIN_COMULESS): Ditto.
7037 (IX86_BUILTIN_COMUGTSS): Ditto.
7038 (IX86_BUILTIN_COMUGESS): Ditto.
7039 (IX86_BUILTIN_COMORDSS): Ditto.
7040 (IX86_BUILTIN_COMUNORDSS): Ditto.
7041 (IX86_BUILTIN_COMFALSESS): Ditto.
7042 (IX86_BUILTIN_COMTRUESS): Ditto.
7043 (IX86_BUILTIN_COMEQSD): Ditto.
7044 (IX86_BUILTIN_COMNESD): Ditto.
7045 (IX86_BUILTIN_COMLTSD): Ditto.
7046 (IX86_BUILTIN_COMLESD): Ditto.
7047 (IX86_BUILTIN_COMGTSD): Ditto.
7048 (IX86_BUILTIN_COMGESD): Ditto.
7049 (IX86_BUILTIN_COMUEQSD): Ditto.
7050 (IX86_BUILTIN_COMUNESD): Ditto.
7051 (IX86_BUILTIN_COMULTSD): Ditto.
7052 (IX86_BUILTIN_COMULESD): Ditto.
7053 (IX86_BUILTIN_COMUGTSD): Ditto.
7054 (IX86_BUILTIN_COMUGESD): Ditto.
7055 (IX86_BUILTIN_COMORDSD): Ditto.
7056 (IX86_BUILTIN_COMUNORDSD): Ditto.
7057 (IX86_BUILTIN_COMFALSESD): Ditto.
7058 (IX86_BUILTIN_COMTRUESD): Ditto.
7059 (IX86_BUILTIN_COMEQPS): Ditto.
7060 (IX86_BUILTIN_COMNEPS): Ditto.
7061 (IX86_BUILTIN_COMLTPS): Ditto.
7062 (IX86_BUILTIN_COMLEPS): Ditto.
7063 (IX86_BUILTIN_COMGTPS): Ditto.
7064 (IX86_BUILTIN_COMGEPS): Ditto.
7065 (IX86_BUILTIN_COMUEQPS): Ditto.
7066 (IX86_BUILTIN_COMUNEPS): Ditto.
7067 (IX86_BUILTIN_COMULTPS): Ditto.
7068 (IX86_BUILTIN_COMULEPS): Ditto.
7069 (IX86_BUILTIN_COMUGTPS): Ditto.
7070 (IX86_BUILTIN_COMUGEPS): Ditto.
7071 (IX86_BUILTIN_COMORDPS): Ditto.
7072 (IX86_BUILTIN_COMUNORDPS): Ditto.
7073 (IX86_BUILTIN_COMFALSEPS): Ditto.
7074 (IX86_BUILTIN_COMTRUEPS): Ditto.
7075 (IX86_BUILTIN_COMEQPD): Ditto.
7076 (IX86_BUILTIN_COMNEPD): Ditto.
7077 (IX86_BUILTIN_COMLTPD): Ditto.
7078 (IX86_BUILTIN_COMLEPD): Ditto.
7079 (IX86_BUILTIN_COMGTPD): Ditto.
7080 (IX86_BUILTIN_COMGEPD): Ditto.
7081 (IX86_BUILTIN_COMUEQPD): Ditto.
7082 (IX86_BUILTIN_COMUNEPD): Ditto.
7083 (IX86_BUILTIN_COMULTPD): Ditto.
7084 (IX86_BUILTIN_COMULEPD): Ditto.
7085 (IX86_BUILTIN_COMUGTPD): Ditto.
7086 (IX86_BUILTIN_COMUGEPD): Ditto.
7087 (IX86_BUILTIN_COMORDPD): Ditto.
7088 (IX86_BUILTIN_COMUNORDPD): Ditto.
7089 (IX86_BUILTIN_COMFALSEPD): Ditto.
7090 (IX86_BUILTIN_COMTRUEPD): Ditto.
7091 (IX86_BUILTIN_PCOMEQUB): Ditto.
7092 (IX86_BUILTIN_PCOMNEUB): Ditto.
7093 (IX86_BUILTIN_PCOMLTUB): Ditto.
7094 (IX86_BUILTIN_PCOMLEUB): Ditto.
7095 (IX86_BUILTIN_PCOMGTUB): Ditto.
7096 (IX86_BUILTIN_PCOMGEUB): Ditto.
7097 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
7098 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
7099 (IX86_BUILTIN_PCOMEQUW): Ditto.
7100 (IX86_BUILTIN_PCOMNEUW): Ditto.
7101 (IX86_BUILTIN_PCOMLTUW): Ditto.
7102 (IX86_BUILTIN_PCOMLEUW): Ditto.
7103 (IX86_BUILTIN_PCOMGTUW): Ditto.
7104 (IX86_BUILTIN_PCOMGEUW): Ditto.
7105 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
7106 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
7107 (IX86_BUILTIN_PCOMEQUD): Ditto.
7108 (IX86_BUILTIN_PCOMNEUD): Ditto.
7109 (IX86_BUILTIN_PCOMLTUD): Ditto.
7110 (IX86_BUILTIN_PCOMLEUD): Ditto.
7111 (IX86_BUILTIN_PCOMGTUD): Ditto.
7112 (IX86_BUILTIN_PCOMGEUD): Ditto.
7113 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
7114 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
7115 (IX86_BUILTIN_PCOMEQUQ): Ditto.
7116 (IX86_BUILTIN_PCOMNEUQ): Ditto.
7117 (IX86_BUILTIN_PCOMLTUQ): Ditto.
7118 (IX86_BUILTIN_PCOMLEUQ): Ditto.
7119 (IX86_BUILTIN_PCOMGTUQ): Ditto.
7120 (IX86_BUILTIN_PCOMGEUQ): Ditto.
7121 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
7122 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
7123 (IX86_BUILTIN_PCOMEQB): Ditto.
7124 (IX86_BUILTIN_PCOMNEB): Ditto.
7125 (IX86_BUILTIN_PCOMLTB): Ditto.
7126 (IX86_BUILTIN_PCOMLEB): Ditto.
7127 (IX86_BUILTIN_PCOMGTB): Ditto.
7128 (IX86_BUILTIN_PCOMGEB): Ditto.
7129 (IX86_BUILTIN_PCOMFALSEB): Ditto.
7130 (IX86_BUILTIN_PCOMTRUEB): Ditto.
7131 (IX86_BUILTIN_PCOMEQW): Ditto.
7132 (IX86_BUILTIN_PCOMNEW): Ditto.
7133 (IX86_BUILTIN_PCOMLTW): Ditto.
7134 (IX86_BUILTIN_PCOMLEW): Ditto.
7135 (IX86_BUILTIN_PCOMGTW): Ditto.
7136 (IX86_BUILTIN_PCOMGEW): Ditto.
7137 (IX86_BUILTIN_PCOMFALSEW): Ditto.
7138 (IX86_BUILTIN_PCOMTRUEW): Ditto.
7139 (IX86_BUILTIN_PCOMEQD): Ditto.
7140 (IX86_BUILTIN_PCOMNED): Ditto.
7141 (IX86_BUILTIN_PCOMLTD): Ditto.
7142 (IX86_BUILTIN_PCOMLED): Ditto.
7143 (IX86_BUILTIN_PCOMGTD): Ditto.
7144 (IX86_BUILTIN_PCOMGED): Ditto.
7145 (IX86_BUILTIN_PCOMFALSED): Ditto.
7146 (IX86_BUILTIN_PCOMTRUED): Ditto.
7147 (IX86_BUILTIN_PCOMEQQ): Ditto.
7148 (IX86_BUILTIN_PCOMNEQ): Ditto.
7149 (IX86_BUILTIN_PCOMLTQ): Ditto.
7150 (IX86_BUILTIN_PCOMLEQ): Ditto.
7151 (IX86_BUILTIN_PCOMGTQ): Ditto.
7152 (IX86_BUILTIN_PCOMGEQ): Ditto.
7153 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
7154 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
7155 (enum multi_arg_type): New enum for describing the various SSE5
7156 intrinsic argument types.
7157 (bdesc_multi_arg): New table for SSE5 intrinsics.
7158 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
7159 (ix86_expand_multi_arg_builtin): New function for creating SSE5
7161 (ix86_expand_builtin): Add SSE5 intrinsic support.
7162 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
7163 operand instructions.
7164 (ix86_expand_sse5_multiple_memory): New function to split the
7165 second memory reference from SSE5 instructions.
7166 (type_has_variadic_args_p): Delete in favor of stdarg_p.
7167 (ix86_return_pops_args): Use stdarg_p to determine if the function
7168 has variable arguments.
7169 (ix86_setup_incoming_varargs): Ditto.
7170 (x86_this_parameter): Ditto.
7172 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
7174 (ix86_expand_sse5_pack): Ditto.
7175 (ix86_sse5_valid_op_p): Ditto.
7176 (ix86_expand_sse5_multiple_memory): Ditto.
7178 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
7179 constant for SSE5 support.
7180 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
7181 (UNSPEC_SSE5_TRUEFALSE): Ditto.
7182 (UNSPEC_SSE5_PERMUTE): Ditto.
7183 (UNSPEC_SSE5_ASHIFT): Ditto.
7184 (UNSPEC_SSE5_LSHIFT): Ditto.
7185 (UNSPEC_FRCZ): Ditto.
7186 (UNSPEC_CVTPH2PS): Ditto.
7187 (UNSPEC_CVTPS2PH): Ditto.
7188 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
7190 (COM_FALSE_S): Ditto.
7191 (COM_FALSE_P): Ditto.
7192 (COM_TRUE_S): Ditto.
7193 (COM_TRUE_P): Ditto.
7194 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
7195 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
7197 (memory attribute): Ditto.
7198 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7199 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
7200 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
7201 (floor<mode>2): Ditto.
7202 (ceil<mode>2): Ditto.
7203 (btrunc<mode>2): Ditto.
7204 (nearbyintdf2): Ditto.
7205 (nearbyintsf2): Ditto.
7206 (sse_setccsf): Disable if SSE5.
7207 (sse_setccdf): Ditto.
7208 (sse5_setcc<mode>): New support for SSE5 conditional move.
7209 (sse5_pcmov_<mode>): Ditto.
7211 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
7213 (SSEMODEF2P): Ditto.
7214 (ssemodesuffixf4): New mode attribute for SSE5.
7215 (ssemodesuffixf2s): Ditto.
7216 (ssemodesuffixf2c): Ditto.
7217 (sserotatemax): Ditto.
7218 (ssescalarmode): Ditto.
7219 (sse_maskcmpv4sf3): Disable if SSE5.
7220 (sse_maskcmpv2df3): Ditto.
7221 (sse_vmmaskcmpv4sf3): Ditto.
7222 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
7223 (sse5_vmfmadd<mode>4): Ditto.
7224 (sse5_fmsub<mode>4): Ditto.
7225 (sse5_vmfmsub<mode>4): Ditto.
7226 (sse5_fnmadd<mode>4): Ditto.
7227 (sse5_vmfnmadd<mode>4): Ditto.
7228 (sse5_fnmsub<mode>4): Ditto.
7229 (sse5_vmfnmsub<mode>4): Ditto.
7230 (sse5i_fmadd<mode>4): Ditto.
7231 (sse5i_fmsub<mode>4): Ditto.
7232 (sse5i_fnmadd<mode>4): Ditto.
7233 (sse5i_fnmsub<mode>4): Ditto.
7234 (sse5i_vmfmadd<mode>4): Ditto.
7235 (sse5i_vmfmsub<mode>4): Ditto.
7236 (sse5i_vmfnmadd<mode>4): Ditto.
7237 (sse5i_vmfnmsub<mode>4): Ditto.
7238 (mulv16qi3): Add SSE5 support.
7240 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
7241 (sse2_mulv4si3): Disable if SSE5.
7242 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
7243 (sse4_1_roundps): Ditto.
7244 (sse4_1_roundsd): Ditto.
7245 (sse4_1_roundss): Ditto.
7246 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
7248 (sse_maskcmpsf3): Ditto.
7249 (sse_vmmaskcmpv4sf3): Ditto.
7250 (sse2_maskcmpv2df3): Ditto.
7251 (sse2_maskcmpdf3): Ditto.
7252 (sse2_vmmaskcmpv2df3): Ditto.
7253 (sse2_eq<mode>3): Ditto.
7254 (sse2_gt<mode>3): Ditto.
7255 (sse5_pcmov_<mode>): Add SSE5 support.
7256 (vec_unpacku_hi_v16qi): Ditto.
7257 (vec_unpacks_hi_v16qi): Ditto.
7258 (vec_unpacku_lo_v16qi): Ditto.
7259 (vec_unpacks_lo_v16qi): Ditto.
7260 (vec_unpacku_hi_v8hi): Ditto.
7261 (vec_unpacks_hi_v8hi): Ditto.
7262 (vec_unpacku_lo_v8hi): Ditto.
7263 (vec_unpacks_lo_v8hi): Ditto.
7264 (vec_unpacku_hi_v4si): Ditto.
7265 (vec_unpacks_hi_v4si): Ditto.
7266 (vec_unpacku_lo_v4si): Ditto.
7267 (vec_unpacks_lo_v4si): Ditto.
7268 (sse5_pmacsww): New SSE5 intrinsic insn.
7269 (sse5_pmacssww): Ditto.
7270 (sse5_pmacsdd): Ditto.
7271 (sse5_pmacssdd): Ditto.
7272 (sse5_pmacssdql): Ditto.
7273 (sse5_pmacssdqh): Ditto.
7274 (sse5_pmacsdqh): Ditto.
7275 (sse5_pmacsswd): Ditto.
7276 (sse5_pmacswd): Ditto.
7277 (sse5_pmadcsswd): Ditto.
7278 (sse5_pmadcswd): Ditto.
7279 (sse5_pcmov_<move>): Conditional move support on SSE5.
7280 (sse5_phaddbw): New SSE5 intrinsic insn.
7281 (sse5_phaddbd): Ditto.
7282 (sse5_phaddbq): Ditto.
7283 (sse5_phaddwd): Ditto.
7284 (sse5_phaddwq): Ditto.
7285 (sse5_phadddq): Ditto.
7286 (sse5_phaddubw): Ditto.
7287 (sse5_phaddubd): Ditto.
7288 (sse5_phaddubq): Ditto.
7289 (sse5_phadduwd): Ditto.
7290 (sse5_phadduwq): Ditto.
7291 (sse5_phaddudq): Ditto.
7292 (sse5_phsubbw): Ditto.
7293 (sse5_phsubwd): Ditto.
7294 (sse5_phsubdq): Ditto.
7295 (sse5_pperm): Ditto.
7296 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
7297 (sse5_pperm_zero_v16qi_v8hi): Ditto.
7298 (sse5_pperm_sign_v8hi_v4si): Ditto.
7299 (sse5_pperm_zero_v8hi_v4si): Ditto.
7300 (sse5_pperm_sign_v4si_v2di): Ditto.
7301 (sse5_pperm_sign_v4si_v2di): Ditto.
7302 (sse5_pperm_pack_v2di_v4si): Ditto.
7303 (sse5_pperm_pack_v4si_v8hi): Ditto.
7304 (sse5_pperm_pack_v8hi_v16qi): Ditto.
7305 (sse5_perm<mode>): New SSE5 intrinsic insn.
7306 (rotl<mode>3): Ditto.
7307 (sse5_rotl<mode>3): Ditto.
7308 (sse5_ashl<mode>3): Ditto.
7309 (sse5_lshl<mode>3): Ditto.
7310 (sse5_frcz<mode>2): Ditto.
7311 (sse5s_frcz<mode>2): Ditto.
7312 (sse5_cvtph2ps): Ditto.
7313 (sse5_cvtps2ph): Ditto.
7314 (sse5_vmmaskcmp<mode>3): Ditto.
7315 (sse5_com_tf<mode>3): Ditto.
7316 (sse5_maskcmp<mode>3): Ditto.
7317 (sse5_maskcmp_uns<mode>3): Ditto.
7318 (sse5_maskcmp_uns2<mode>3): Ditto.
7319 (sse5_pcom_tf<mode>3): Ditto.
7321 * config/i386/predicates.md (sse5_comparison_float_operator):
7322 New predicate to match the comparison operators supported by
7323 the SSE5 com instruction.
7324 (ix86_comparison_int_operator): New predicate to match just the
7325 signed int comparisons.
7326 (ix86_comparison_uns_operator): New predicate to match just the
7327 unsigned int comparisons.
7329 * doc/invoke.texi (-msse5): Add documentation.
7330 (-mfused-madd): Ditto.
7332 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
7334 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
7336 (x86_64-*-*): Ditto.
7338 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
7340 * config/i386/bmmintrin.h: New file, provide common x86 compiler
7341 intrinisics for SSE5.
7343 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
7346 * config/i386/mmintrin-common.h: New file, to contain common
7347 instructions between SSE4.1 and SSE5.
7349 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
7350 FOREACH_FUNCTION_ARGS to iterate over the argument list.
7351 (gen_regparm_prefix): Ditto.
7353 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
7354 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
7355 prototype_p to determine if a function is prototyped.
7357 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
7359 * c-common.c (c_common_reswords) add the alignof keyword,
7360 with same RID as __alignof and __alignof__
7362 2009-08-25 Anatoly Sokolov <aesok@post.ru>
7364 * hooks.h (hook_bool_const_int_const_int_true): Declare.
7365 * hooks.c (hook_bool_const_int_const_int_true): New function.
7366 * target.h (struct gcc_target): Add can_eliminate field.
7367 * target-def.h (TARGET_CAN_ELIMINATE): Define.
7368 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
7369 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
7370 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
7371 (elim_table): Revise comment.
7372 * system.h (CAN_ELIMINATE): Poison.
7373 * defaults.h (CAN_ELIMINATE): Remove.
7374 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
7376 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
7377 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
7379 (alpha_vms_can_eliminate): Declare as static, change return type to
7381 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
7383 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
7384 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
7385 (arm_can_eliminate): New function.
7387 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
7388 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
7389 (avr_can_eliminate): Declare as static.
7390 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
7392 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
7393 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
7394 (bfin_can_eliminate): New function.
7396 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
7397 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
7398 (crx_can_eliminate): New function.
7400 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
7401 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
7402 (fr30_can_eliminate): New function.
7404 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
7405 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
7406 (frv_can_eliminate): New function.
7408 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
7409 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
7410 (h8300_can_eliminate): New function.
7412 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
7413 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
7414 (i386_can_eliminate): Declare as static, change return type to bool.
7415 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
7417 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
7418 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
7419 (ia64_can_eliminate): New function.
7421 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
7422 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
7423 (iq2000_can_eliminate): New function.
7425 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
7426 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
7427 (m32r_can_eliminate): New function.
7429 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
7430 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
7431 (m68hc11_can_eliminate): New function.
7433 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
7434 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
7435 (m68k_can_eliminate): New function.
7437 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
7438 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
7439 (mep_can_eliminate): New function.
7441 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
7442 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
7443 (mips_can_eliminate): New function.
7445 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
7446 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
7447 (rs6000_can_eliminate): New function.
7449 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
7450 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
7451 (s390_can_eliminate): Declare as static.
7452 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
7454 * config/score/score.h (CAN_ELIMINATE): Remove macro.
7455 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
7456 (score_can_eliminate): New function.
7458 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
7459 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
7460 (sparc_can_eliminate): Declare as static.
7461 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
7463 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
7464 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
7465 (xstormy16_can_eliminate): New function.
7467 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
7468 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
7469 (v850_can_eliminate): New function.
7471 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
7473 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
7474 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
7475 (*movdfcc_ext[1234]): Disable for IEEE mode.
7477 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
7479 * gimplify.c (prepare_gimple_addressable): New static function.
7480 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
7482 (gimplify_addr_expr): Invoke it similarly on the operand instead of
7483 manually fiddling with it.
7485 2009-08-25 Michael Matz <matz@suse.de>
7487 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
7488 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
7490 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
7491 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
7492 (do_jump): Split out code for simple binary comparisons into ...
7493 (do_jump_1): ... this, taking the individual operands and code.
7494 Change callers to helper function above accordingly.
7495 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
7498 2009-08-25 Michael Matz <matz@suse.de>
7500 * expr.h (struct separate_ops, sepops): New type for passing
7501 around an exploded simple expression.
7502 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
7503 Use this structure instead of expression tree.
7504 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
7505 expression, only its type.
7506 (expand_vec_cond_expr): Take type and individual operands instead
7508 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
7509 expand_vec_shift_expr): Change prototype accordingly.
7510 * tree-vect-stmts.c (vectorizable_condition): Change call of
7511 expand_vec_cond_expr_p to pass only type.
7512 * expr.c (do_store_flags): Change prototype and implementation
7513 to take an exploded expression.
7514 (expand_expr_real_1): New local ops initialized with details
7515 of the full expression. Use it instead of full
7516 expression in calls to do_store_flags, expand_vec_cond_expr,
7517 expand_widen_pattern_expr and expand_vec_shift_expr.
7519 2009-08-25 Michael Matz <matz@suse.de>
7521 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
7522 treeop2 initialized with first three operands of the full expression.
7523 Substitute all TREE_OPERAND (exp, [012]) calls with them.
7525 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
7527 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
7528 (__gthread_objc_condition_allocate): Mark arguments as unused.
7529 (__gthread_objc_condition_deallocate): Likewise.
7530 (__gthread_objc_condition_wait): Likewise.
7531 (__gthread_objc_condition_broadcast): Likewise.
7532 (__gthread_objc_condition_signal): Likewise.
7533 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
7534 (__gthread_objc_thread_id): Likewise.
7536 2009-08-25 Janus Weil <janus@gcc.gnu.org>
7539 * tree-pretty-print.c (print_call_name): Print the correct call name
7540 for procedure pointer components.
7542 2009-08-24 Steve Ellcey <sje@cup.hp.com>
7544 * config/ia64/ia64.c (ia64_promote_function_mode): Call
7545 default_promote_function_mode when not VMS.
7547 2009-08-24 Olivier Hainque <hainque@adacore.com>
7549 * convert.c (convert_to_integer): Don't assume an input pointer is
7550 POINTER_SIZE wide. Fetch from the type instead.
7552 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7554 * configure.ac (AC_PREREQ): Bump to 2.64.
7556 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
7558 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
7559 (process_command): Don't search standard_exec_prefix_1 and
7560 standard_exec_prefix_2.
7562 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7564 * config/arm/arm.c (output_return_instruction): Handle for
7567 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7569 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
7571 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7573 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
7574 (*arm_movdf_vfp): Likewise.
7576 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7578 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
7579 (vashr<mode>3): Rename from ashr<mode>3.
7580 (vlshr<mode>3): Rename from lshr<mode>3.
7582 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
7585 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
7586 (check_format_info_main): Use scalar_identify_flag.
7587 (check_format_types): Check for scalar size identity if
7588 scalar_identify_flag is set.
7589 (printf_length_specs): Extend by new field.
7590 (asm_fprintf_length_specs): Likewise.
7591 (gcc_diag_length_specs): Likewise.
7592 (scanf_length_specs): Likewise.
7593 (strfmon_length_specs): Likewise.
7594 (gcc_gfc_length_specs): Likewise.
7595 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
7596 (ms_printf_flag_specs): Likewise.
7597 * c-format.h (format_length_info): Add new member scalar_identity_flag.
7599 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
7602 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
7603 (*call_value_pop_1): Ditto.
7604 (*sibcall_pop_1): New insn pattern.
7605 (*sibcall_value_pop_1): Ditto.
7607 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7610 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
7613 2009-08-23 Alan Modra <amodra@bigpond.net.au>
7616 * fwprop.c (try_fwprop_subst): Allow multiple sets.
7617 (get_reg_use_in): New function.
7618 (forward_propagate_subreg): Propagate through subreg of zero_extend
7621 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
7623 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
7624 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
7626 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7628 * configure.ac: Remove --with-datarootdir, --with-docdir,
7629 --with-htmldir switches. No need to call AC_SUBST for
7630 datarootdir, docdir, htmldir any more.
7631 * configure: Regenerate.
7632 * doc/install.texi (Configuration): Document --datarootdir,
7633 --docdir, --htmldir, --pdfdir; update documentation for
7634 --infodir, --mandir.
7635 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
7638 * aclocal.m4: Regenerate.
7639 * config.in: Regenerate.
7640 * configure: Regenerate.
7642 2009-08-21 Douglas B Rupp <rupp@gnat.com>
7643 Olivier Hainque <hainque@adacore.com>
7645 * config/ia64/ia64.c: Include libfuncs.h.
7646 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
7647 (ia64_expand_call): Use reg 25 on VMS.
7648 (ia64_initialize_trampoline): Fix for VMS ABI.
7649 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
7650 (ia64_function_arg): Initialize reg 25 on VMS.
7651 Fix OpenVMS ABI issues for varargs.
7652 For OpenVMS, emit the Argument Information register set in the
7653 incoming/sibcall case as well.
7654 (ia64_arg_type): New function.
7655 (ia64_function_arg_advance): Keep track of cum->words.
7656 Fix OpenVMS ABI issues for varargs.
7657 (ia64_function_value): On VMS, promote mode of non-aggregate types.
7658 (ia64_override_options): Set flag_no_common on VMS.
7659 (ia64_init_builtins): Disable FWRITE builtin.
7660 (ia64_asm_output_external): Call DO_CRTL_NAMES.
7661 (ia64_vms_init_libfuncs): Add decc$ routines.
7662 (ia64_vms_valid_pointer_mode): New function.
7663 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
7664 (ia64_promote_function_mode): New function
7665 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
7666 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
7667 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
7668 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
7669 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
7670 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
7671 Suppress trailing '#' if VALUE is numeric.
7672 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
7673 ia64_promote_function_mode.
7674 (TARGET_VALID_POINTER_MODE): Define.
7676 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7679 * config/rs6000/rs6000.c (rs6000_override_options): Use
7680 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
7683 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
7684 reporting of vector + decimal/boolean/complex error.
7686 2009-08-21 Jakub Jelinek <jakub@redhat.com>
7688 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
7689 __vector double TYPE_DECL.
7691 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
7693 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
7694 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
7695 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
7696 to pointer to enum machine_mode. Update all callers as needed.
7698 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
7700 * config/alpha/alpha.md (exception_receiver): Emit alternative
7701 GP load sequence if flag_reorder_blocks_and_partition is set.
7702 (*exception_receiver_2): Also enable when
7703 flag_reorder_blocks_and_partition is set.
7705 2009-08-20 Matt Rice <ratmice@gmail.com>
7706 Diego Novillo <dnovillo@google.com>
7708 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
7711 2009-08-20 Richard Guenther <rguenther@suse.de>
7713 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
7714 * c-tree.h (c_dup_lang_specific_decl): Remove.
7715 (struct lang_decl, struct lang_type): Move definitions ...
7716 * c-lang.h: ... here. New file.
7717 * c-decl.c: Include c-lang.h.
7718 (c_dup_lang_specific_decl): Remove.
7719 * c-typeck.c: Include c-lang.h.
7720 * Makefile.in (c-decl.o): Add c-lang.h dependency.
7721 (c-typeck.o): Likewise.
7722 * c-config-lang.in (gtfiles): Add c-lang.h.
7723 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
7726 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
7728 * config/alpha/alpha.c (alpha_end_function): Do not clear
7729 crtl->emit structure and free insn locators if cfun->is_thunk is true,
7730 this is now handled in generic code.
7732 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7734 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
7735 (s390_z10_fix_long_loop_prediction): New function.
7736 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
7737 (s390_reorg): Walk over the INSNs and invoke
7738 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
7740 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
7742 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
7743 "*brx_64bit", "*brx_31bit"): New patterns.
7744 * config/s390/s390.c ('E'): New output modifier.
7746 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
7747 Richard Earnshaw <richard.earnshaw@arm.com>
7749 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
7750 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
7752 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7754 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
7756 * pa.c (emit_move_sequence): Check if address of operand1 is valid
7757 for mode mode of operand0 when doing secondary reload for SAR.
7759 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7762 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
7763 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
7765 2009-08-19 Jason Merrill <jason@redhat.com>
7767 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
7768 supported template depth in C++0x.
7770 2009-08-19 Jakub Jelinek <jakub@redhat.com>
7772 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
7773 free_after_compilation.
7774 * config/score/score7.c (score7_output_mi_thunk): Likewise.
7775 * config/score/score3.c (score3_output_mi_thunk): Likewise.
7776 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
7777 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
7778 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
7779 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
7780 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
7782 2009-08-19 Ian Lance Taylor <iant@google.com>
7784 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
7785 of (plus (mult (neg B) C) A).
7787 2009-08-18 Michael Matz <matz@suse.de>
7789 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
7790 instead of comparing TYPE_MAIN_VARIANT for equality.
7791 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
7792 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
7793 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
7794 * gimplify.c (goa_lhs_expr_p): Ditto and use
7795 STRIP_USELESS_TYPE_CONVERSION.
7797 2009-08-18 Michael Matz <matz@suse.de>
7799 * tree-ssa-structalias.c (create_variable_info_for): Also mark
7800 first field in a struct.
7801 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
7803 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
7805 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
7806 locators before emit_insn is called. Remove assert that
7808 (alpha_end_function): Clear crtl->emit structure and free insn
7809 locators if cfun->is_thunk is true.
7811 2009-08-18 Jason Merrill <jason@redhat.com>
7813 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
7815 * configure.ac: Test for it.
7816 * configure, config.in: Regenerate.
7817 * doc/install.texi: Document --enable-gnu-unique-object.
7819 2009-08-18 Richard Guenther <rguenther@suse.de>
7822 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
7823 pow(x,y*z) only if x is nonnegative.
7825 2009-08-18 Jakub Jelinek <jakub@redhat.com>
7827 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
7831 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
7832 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
7834 2009-08-17 DJ Delorie <dj@redhat.com>
7836 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
7837 * config/m32c/prologue.md (epilogue_freit): New.
7839 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
7840 (bank_switch_p): Likewise.
7841 (fast_interrupt_p): Likewise.
7842 (interrupt_p): Likewise.
7843 (m32c_conditional_register_usage): Round memregs size up.
7844 (need_to_save): We only need to save $a0 when we use ENTER.
7845 (interrupt_p): Check for fast_interrupt too.
7846 (bank_switch_p): New.
7847 (fast_interrupt_p): New.
7848 (m32c_attribute_table): Add bank_switch and fast_interrupt.
7849 (m32c_emit_prolog): Support bank switching and fast interrupts.
7850 * doc/extend.texi (Function Attributes): Add bank_switch and
7853 2009-08-17 Douglas B Rupp <rupp@gnat.com>
7855 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
7856 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
7858 2009-08-16 Douglas B Rupp <rupp@gnat.com>
7860 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
7861 (menu): Add IA-64/VMS Options.
7862 (IA-64/VMS Options): Likewise.
7864 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7867 * config/mips/mips.md (*lwxs): Use :P for pointer values.
7869 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
7871 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
7872 (mips_pop_asm_switch): Likewise.
7873 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
7875 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7876 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
7877 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
7878 (mips_print_operand_punctuation): Use them. Check mips_noreorder
7879 instead of set_noreorder.
7880 (mips_output_function_prologue): Use the new functions.
7881 (mips_output_function_epilogue): Likewise.
7882 (mips_need_noat_wrapper_p): New function, split out from...
7883 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
7884 Use mips_push_asm_switch and mips_pop_asm_switch.
7885 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
7886 and mips_pop_asm_switch.
7887 (ASM_OUTPUT_REG_POP): Likewise.
7888 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
7889 Use mips_pop_asm_switch.
7890 (mips_asm_switch): New structure.
7891 (set_noreorder, set_nomacro): Replace with...
7892 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
7893 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
7894 instead of set_nomacro.
7895 (fix_truncsfsi2_macro): Likewise.
7896 (cprestore): Likewise.
7897 (hazard): Use mips_noreorder instead of set_noreorder.
7898 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
7900 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
7902 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
7903 from prev_active_insn.
7905 2009-08-16 Anatoly Sokolov <aesok@post.ru>
7907 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
7908 * config/avr/avr.c (avr_override_options): Initialize
7909 avr_current_arch variable.
7910 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
7911 __AVR_HAVE_16BIT_SP__ according to the device type.
7912 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
7914 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
7915 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
7917 2009-08-16 Dodji Seketeli <dodji@redhat.com>
7920 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
7921 generating inlined subroutine die only. We shouldn't be
7922 called for anything else.
7923 (gen_block_die): Don't generate inline subroutine debug info for
7926 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7928 * graphite-poly.c (print_pbb): Print PBB index.
7930 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
7933 * graphite-interchange.c (ppl_max_for_le): Moved...
7934 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
7935 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
7936 ppl_Pointset_Powerset_C_Polyhedron_maximize.
7937 * graphite-ppl.h (ppl_max_for_le): Declared.
7939 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
7941 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
7942 supported on all platforms.
7943 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
7944 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
7945 * c-pragma.c: Likewise.
7946 * target-def.h (TARGET_INITIALIZER): Remove
7947 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7948 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
7950 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7952 * config/ia64/fde-vms.c: New file.
7953 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
7954 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
7955 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
7956 (uw_frame_state_for): Only register a personality routine if it is
7957 known to be compatible with our expectations.
7958 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
7959 Declare unw_table_entry stack variable and
7960 mod all calls to _Unwind_FindTableEntry to add arg.
7961 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
7962 (_Unwind_FindTableEntry): Add arg to prototype.
7964 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
7966 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
7967 field 'signal_pfs_loc'.
7968 (uw_frame_state_for): Remove duplicate code dealing with leaf
7969 procedures without unwind info.
7970 If in the frame after unwinding through a signal handler, restore
7971 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
7972 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
7973 'pfs_loc' to the AR.PFS location in the signal context; instead
7974 set 'signal_pfs_loc'.
7975 Manually generate the unwind info for the AR.PFS register.
7976 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
7977 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
7978 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
7979 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
7980 instead set 'signal_pfs_loc'.
7981 Remove code preventing the AR.PFS register from being restored
7982 from the signal context.
7984 2009-08-14 Douglas B Rupp <rupp@gnat.com>
7985 Tristan Gingold <gingold@adacore.com>
7987 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
7988 * config/ia64/t-vms: New file.
7989 * config/ia64/vms64.h: New file.
7990 * config/ia64/vms.h: New file.
7991 * config/ia64/vms-crtinit.asm: New file.
7992 * config/ia64/vms_symvec_libgcc_s.opt: New file.
7993 * config/ia64/vms-unwind.h: New file.
7995 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
7997 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
8000 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8003 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
8005 * real.h (do_mpc_arg2): ... here.
8006 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
8009 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
8011 * final.c (add_debug_prefix_map): Don't use GC memory for
8012 old_prefix and new_prefix.
8014 2009-08-14 Richard Guenther <rguenther@suse.de>
8016 * ipa-prop.c (compute_complex_pass_through): If we cannot
8017 compute a non-varying offset for IPA_JF_ANCESTOR punt.
8019 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8021 * c-lex.c (c_lex_with_flags): Increase size of local variable
8022 to avoid memory clobber.
8024 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
8027 * config/i386/i386.c (ix86_fp_comparison_strategy):
8028 Only enable/disable sahf at function granularity.
8030 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
8032 PR rtl-optimization/41064
8033 * reload1.c (reload_as_needed): Don't call extract_insn
8034 for known invalid replacements after calling
8035 validate_replace_rtx_group and verify_changes.
8037 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
8040 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
8041 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
8042 ix86_expand_fp_vcond.
8043 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
8044 Assert that operation is supported by ix86_expand_int_vcond.
8045 (vcondu<SSEMODE124C8:mode>): Ditto.
8047 2009-08-13 DJ Delorie <dj@redhat.com>
8049 * config/i386/djgpp-stdint.h: New.
8050 * config.gcc (djgpp): Use it.
8052 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
8054 * config/sh/sh.c (sh_override_options): When flag_exceptions or
8055 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
8057 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
8059 * tree-ssa-loop-prefetch.c
8060 (prune_ref_by_group_reuse): Enhance probabilistic analysis
8061 for long-stride pruning.
8062 (compute_miss_rate): New function to compute the probability
8063 that two memory references access different cache lines.
8065 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
8067 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
8069 2009-08-13 Richard Guenther <rguenther@suse.de>
8072 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
8073 use the constant pointer type.
8074 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
8075 of CV qualifiers on the target pointer type.
8076 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
8077 conversion check before restrict check.
8079 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8082 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
8084 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
8086 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
8088 2009-08-12 Richard Guenther <rguenther@suse.de>
8090 PR tree-optimization/41011
8091 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
8092 and reference constructing.
8094 2009-08-12 Xinliang David Li <davidxl@google.com>
8096 PR tree-optimization/41012
8097 * tree-flow.h : New external interface.
8098 * gimple-low.c (check_call_arg): Change to public function.
8099 Remove argument mismatch check in lowering.
8100 * tree-inline.h (tree_can_inline_p): Interface change.
8101 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
8103 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
8104 Call change to tree_can_inline_p function.
8105 (cgraph_decide_inlining_incrementally): Ditto.
8107 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
8109 PR tree-optimization/41031
8110 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
8111 on the partition variable rather than promote_mode on the source
8112 type. Assert that the partition variable's type has the same
8113 mode as the source value's.
8115 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
8117 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
8118 for for_return == 2.
8119 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
8121 * calls.c (expand_call): Fix typo.
8122 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
8124 * stmt.c (expand_value_return): Use promote_function_mode to copy out
8126 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
8127 * config/cris/cris.c (cris_promote_function_mode): Likewise.
8128 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
8129 * config/pa/pa.c (pa_promote_function_mode): Likewise.
8131 2009-08-12 Andrew Haley <aph@redhat.com>
8133 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
8135 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8138 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
8140 2009-08-12 Richard Guenther <rguenther@suse.de>
8142 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
8143 * gimplify.c (gimplify_modify_expr): Do not use
8144 lang_hooks.types_compatible_p.
8145 * tree-ssa.c (useless_type_conversion_p): For aggregates
8146 just return false if the canonical types differ.
8148 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8151 * sese.c (convert_for_phi_arg): New.
8152 (add_guard_exit_phis): Use convert_for_phi_arg.
8154 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8156 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
8157 unknown subscript upper bounds.
8159 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8160 Pranav Garg <pranav.garg2107@gmail.com>
8162 * graphite-interchange.c (gather_access_strides): Removed.
8163 (ppl_max_for_le): New.
8164 (build_linearized_memory_access): New.
8165 (memory_stride_in_loop): New.
8166 (pbb_interchange_profitable_p): Reimplemented.
8167 * graphite-ppl.h (ppl_new_id_map): New.
8168 (ppl_interchange): New.
8170 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8172 * graphite-interchange.c (compute_subscript): Removed.
8173 (compute_array_size_cstr): Removed.
8174 (compute_array_size_poly): Removed.
8175 (compute_array_size): Removed.
8176 (gather_access_strides_poly): Removed.
8177 (gather_access_strides): Empty.
8179 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8181 * graphite-dependences.c (dependence_polyhedron_1): Replace
8182 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
8183 (graphite_legal_transform_dr): Same.
8184 (graphite_carried_dependence_level_k): Same.
8185 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
8186 Initialize PDR_NB_SUBSCRIPTS.
8187 (print_pdr_access_layout): Replace pdr_nb_subscripts with
8189 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
8190 (PDR_NB_SUBSCRIPTS): New.
8191 (pdr_nb_subscripts): Removed.
8192 (pdr_dim): Simplified.
8193 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
8194 with PDR_NB_SUBSCRIPTS.
8196 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8198 * graphite-interchange.c (compute_array_size): Remove use of
8200 * graphite-poly.c (new_poly_dr): Remove argument data_container.
8201 Do not initialize PDR_DATA_CONTAINER.
8202 (print_pdr): Do not print PDR_DATA_CONTAINER.
8203 * graphite-poly.h (struct poly_dr): Remove data_container field.
8204 (PDR_DATA_CONTAINER): Removed.
8205 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
8207 (build_poly_dr): Same.
8209 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
8210 Sebastian Pop <sebastian.pop@amd.com>
8212 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
8213 copy of the dependence polyhedron. Free the temporary objects.
8214 (graphite_carried_dependence_level_k): Free unused objects before
8217 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8219 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
8220 Early return without analyzing the data dependences if no
8221 transform has been done. Call restore_scattering if the transform
8223 (graphite-interchange.c): Same.
8224 * graphite-poly.c (print_scattering_function): Test for
8226 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
8227 (apply_poly_transforms): Do not gcc_assert that
8228 the transform is legal.
8229 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
8230 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
8231 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
8232 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
8233 * graphite-poly.h (struct poly_scattering): New.
8234 (struct poly_bb): Add original, transformed, and saved fields.
8235 Remove transformed_scattering, original_scattering,
8236 nb_local_variables and nb_scattering_transform fields.
8237 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
8238 (poly_scattering_new): New.
8239 (poly_scattering_free): New.
8240 (poly_scattering_copy): New.
8241 (store_scattering_pbb): New.
8242 (store_scattering): New.
8243 (restore_scattering_pbb): New.
8244 (restore_scattering): New.
8245 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
8246 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
8248 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8250 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
8253 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8255 * Makefile.in (graphite.o): Depends on PREDICT_H.
8256 * graphite.c: Include predict.h.
8257 (graphite_finalize): Call tree_estimate_probability.
8258 * predict.c (predict_loops): Do not call scev_initialize and
8260 (tree_estimate_probability_bb): New.
8261 (tree_estimate_probability): Do not initialize loops: move that
8262 code to the driver. Call tree_estimate_probability_bb.
8263 (tree_estimate_probability_driver): New.
8264 (pass_profile): Use tree_estimate_probability_driver.
8265 * predict.h (tree_estimate_probability): Declared.
8267 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
8269 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
8270 * graphite-dependences.c (graphite_legal_transform): Add time to
8271 TV_GRAPHITE_DATA_DEPS.
8272 (dependency_between_pbbs_p): Same.
8273 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
8275 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
8277 PR rtl-optimization/41033
8278 * alias.c (nonoverlapping_component_refs_p): Punt when strict
8279 aliasing is disabled.
8281 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8283 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
8284 si_mask_operand, and_load_operand, low_bitmask_operand,
8285 and_reg_operand, and_operand): New predicates.
8286 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
8287 * config/mips/mips.c (and_operands_ok): New function.
8288 * config/mips/mips-protos.h (and_operands_ok): Declare it.
8289 * config/mips/mips.md (move_type): Add ext_ins and logical.
8290 (type): Handle them.
8291 (and<mode>3): Use and_reg_operand as the second operand's predicate.
8292 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
8293 shift_shift. Remove commutative constraint modifier.
8294 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
8296 (*clear_upper32_dext): Remove define_insn_and_split.
8297 (*clear_upper32): Turn this define_insn_and_split ...
8298 (splitter for ANDing register with 0xffff_ffff): .. into this.
8300 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
8302 * combine.c (try_widen_shift_mode): Factor out code to check if an
8303 integer constant is a low-order bitmask from here ...
8304 * rtlanal.c (low_bitmask_len): ... to here.
8305 * rtl.h (low_bitmask_len): Declare.
8307 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
8310 * config/alpha/alpha.md (addsi3): Remove expander.
8311 (addsi3): Rename from *addsi3_internal insn pattern.
8312 (subsi3): Remove expander.
8313 (subsi3): Rename from *subsi3_internal insn pattern.
8315 2009-08-11 Douglas B Rupp <rupp@gnat.com>
8317 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
8320 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
8321 Eric Botcazou <botcazou@adacore.com>
8322 Douglas B Rupp <rupp@gnat.com>
8324 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
8325 that records that fit in 64 bits are returned by immediate value,
8326 as required by OpenVMS Calling Standard.
8327 (function_value): Adjust for above modification.
8328 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
8329 virtual_incoming_args_rtx as base object, not next_arg.
8330 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
8332 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8334 * reload.c (find_reloads_subreg_address): Check the original
8335 req_equiv_mem address to detect the case where an address is
8336 not valid in the outer mode.
8338 2009-08-11 Richard Guenther <rguenther@suse.de>
8341 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
8343 2009-08-10 Douglas B Rupp <rupp@gnat.com>
8345 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
8346 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
8348 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
8349 Douglas B Rupp <rupp@gnat.com>
8351 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
8352 PT_STACK when frame_pointer_needed on OpenVMS.
8353 (alpha_pv_save_size, alpha_using_fp): Remove.
8354 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
8355 with proper processing for PT_NULL.
8356 (alpha_vms_initial_elimination_offset): New function. Support for
8357 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
8358 (alpha_sa_size): Force procedure type to PT_STACK when
8359 frame_pointer_needed on OpenVMS.
8360 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
8361 (alpha_using_fp): Likewise.
8362 (alpha_vms_can_eliminate): Add prototype.
8363 (alpha_vms_initial_elimination_offset): Likewise.
8364 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
8365 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
8367 2009-08-10 Eric Botcazou <botcazou@adacore.com>
8368 Douglas B Rupp <rupp@gnat.com>
8370 * config/alpha/alpha.c (common_object_handler): New function.
8371 (vms_attribute_table): Declare a single attribute "common_object".
8372 (vms_output_aligned_decl_common): New global function.
8373 (SECTION_VMS_OVERLAY): Delete.
8374 (SECTION_VMS_GLOBAL): Likewise.
8375 (SECTION_VMS_INITIALIZE): Likewise.
8376 (vms_asm_named_section): Remove support for above flags.
8377 (vms_section_type_flags): Delete.
8378 (TARGET_SECTION_TYPE_FLAGS): Likewise.
8379 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
8380 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
8381 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
8383 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8386 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
8387 (sub_ddmmss): Likewise.
8389 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
8392 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
8395 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8398 * reload1.c (reload_as_needed): Use cancel_changes to completely
8399 undo a failed replacement attempt.
8401 2009-08-10 Richard Guenther <rguenther@suse.de>
8404 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
8405 (useless_type_conversion_p): ... here. Require pointer targets
8408 2009-08-10 Dodji Seketeli <dodji@redhat.com>
8411 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
8412 loose the original type of the statement list.
8414 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8416 * config/alpha/alpha.c: Include libfuncs.h
8417 (avms_asm_output_extern): New function.
8418 (alpha_init_libfuncs): Init some decc libfuncs.
8419 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
8420 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
8421 (DO_CRTL_NAMES): Define.
8423 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
8424 (LONG_TYPE_SIZE): Define.
8425 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
8426 (SUBTARGET_SWITCHES): Define malloc64 switch.
8427 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
8428 (MASK_RETURN_ADDR): Define.
8429 doc/invoke.texi (mmalloc64): Document switch.
8431 2009-08-09 Olivier Hainque <hainque@adacore.com>
8432 Douglas B Rupp <rupp@gnat.com>
8434 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
8435 uses_condition_handler.
8436 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
8437 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
8438 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
8439 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
8440 (code_for_builtin): New insn codes for the new alpha_builtins.
8441 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
8442 (alpha_sa_size): Account for uses_condition_handler.
8443 (alpha_expand_prologue): Likewise.
8444 (alpha_start_function): Likewise.
8445 (alpha_expand_epilogue): Likewise.
8446 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
8447 establish/revert expanders.
8448 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
8449 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
8450 New expander, resorting to the alpha.c associated function.
8451 (builtin_revert_vms_condition_handler): Likewise.
8452 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
8453 __gcc_shell_handler, the static VMS condition handler used as
8454 an indirection wrapper to the current dynamically established
8456 * config/alpha/vms-unwind.h: Complete rewrite.
8457 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
8458 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
8460 2009-08-09 Eric Botcazou <botcazou@adacore.com>
8461 Douglas B Rupp <rupp@gnat.com>
8463 * config/alpha/alpha.c (alpha_links): Add 'target' field.
8464 (alpha_need_linkage): Handle aliases. Return function symbol.
8465 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
8466 Use ultimate alias target for the linkage name.
8467 * config/alpha/alpha.md (movmemdi): Use the symbol returned
8468 by alpha_need_linkage for the function symbol.
8469 (setmemdi): Likewise.
8471 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8473 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
8474 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
8475 (ASM_WEAKEN_LABEL): Define.
8476 (CRT_CALL_STATIC_FUNCTION): Define.
8477 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
8478 (ENDFILE_SPEC): Define.
8479 (INIT_SECTION_ASM_OP): Define.
8480 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
8481 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
8483 (MULTILIB_OSDIRNAMES): Define.
8484 (shlib_version): Define.
8485 (SHLIB_EXT): Define.
8486 (SHLIB_OBJS): Define.
8487 (SHLIB_NAME): Define.
8488 (SHLIB_MULTILIB): Define.
8489 (SHLIB_INSTALL): Define.
8490 (SHLIB_SYMVEC): Define.
8491 (SHLIB_SYMVECX2): Define.
8492 (SHLIB_LINK): Define.
8494 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8496 * config/alpha/alpha.c (alpha_initialize_trampoline):
8497 Initialize VMS trampoline IAW ABI for bounded procedure calls.
8498 (alpha_start_function): Emit transfer address on nested functions
8499 for VMS trampoline call.
8500 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
8501 since no longer used.
8502 * config/alpha/vms-tramp.asm: Remove.
8503 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
8504 since now only data initialized at runtime.
8506 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8508 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
8509 (LINK_GCC_C_SEQUENCE_SPEC): Define.
8510 (MD_EXEC_PREFIX): Remove, no longer used.
8511 (MD_STARTFILE_PREFIX): Likewise.
8512 (INCLUDE_DEFAULTS): Likewise.
8513 * config/alpha/t-vms:
8514 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
8516 2009-08-09 Richard Guenther <rguenther@suse.de>
8518 PR tree-optimization/41016
8519 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
8520 (operand_precision): Remove.
8521 (integral_operand_p): Likewise.
8522 (recognize_single_bit_test): Adjust.
8524 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8526 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
8527 operation overflows. Likewise non-cast unary arithmetic.
8528 If one arm of a conditional expression is always taken,
8529 inhibit evaluation warnings for the other arm. Likewise inhibit
8530 evaluation warnings for the second && or || operand if the first
8531 operand is enough to determine the result.
8532 * c-typeck.c (build_conditional_expr): Apply the same inhibition
8534 (build_binary_op): Prevent duplicate evaluation warnings.
8536 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
8538 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
8539 and destination have different modes, Use promote_mode to
8540 determine the signedness of the conversion. Assert that the
8541 promoted source mode matches the destination mode. Don't pass
8542 the destination and destination mode to expand_expr if the source
8543 mode is different. Simplify conversion logic.
8545 2009-08-09 Ira Rosen <irar@il.ibm.com>
8547 PR tree-optimization/41008
8548 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
8549 from condition only in case it's a comparison. Adjust checks.
8551 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
8553 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
8554 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
8555 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
8556 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
8557 (dump_cand): Handle them.
8558 (struct iv_cand): New members COST_STEP and AINC_USE.
8559 (stmt_after_increment): Likewise.
8560 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
8561 callers changed. Use gimple_uid comparison instead of scanning.
8562 (add_candidate_1): When looking for identical candidates, take
8563 AINC_USE into account. Set it for new candidates.
8564 (force_expr_to_var_cost): Cast target_spill_cost to int.
8565 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
8566 All callers changed. Check for availability of autoinc addressing
8567 modes, both in general for a given mode, and in the specific use case.
8568 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
8570 (get_computation_cost): Likewise.
8571 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
8572 add_autoinc_candidates): New static functions.
8573 (add_candidate): Call add_autoinc_candidates for candidates based on
8575 (find_iv_candidates): Call set_autoinc_for_original_candidates.
8576 (determine_use_iv_cost_address): If we have an autoinc candidate at
8577 the matching use, verify autoinc is possible and subtract the cost
8578 of the candidate's step from the cost.
8579 (determine_iv_cost): Record the cost of the increment in the COST_STEP
8580 member of the candidate.
8581 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
8582 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
8584 2009-08-09 Douglas B Rupp <rupp@gnat.com>
8586 * config.build (ia64-hp-*vms*): New target.
8587 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8589 * config.gcc (ia64-hp-*vms*): New target.
8590 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8592 * config.host (ia64-hp-*vms*): New target.
8593 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
8596 2009-08-08 Richard Guenther <rguenther@suse.de>
8598 PR tree-optimization/40991
8599 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
8601 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
8603 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
8604 mode check. Do truncations in an integer mode.
8605 (force_to_mode): Handle subregs for all mode types. Only do
8606 arithmetic simplifications on integer modes.
8608 2009-08-07 Richard Guenther <rguenther@suse.de>
8610 PR tree-optimization/40999
8611 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
8612 (maybe_fold_reference): Lookup constant initializers.
8613 (fold_gimple_assign): Likewise.
8615 2009-08-07 Richard Guenther <rguenther@suse.de>
8617 * tree-ssa.c (useless_type_conversion_p_1): Only for types
8618 that require structural equality defer to the langhook.
8620 2009-08-07 Martin Jambor <mjambor@suse.cz>
8622 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
8624 (struct ipa_pass_through_data): New type.
8625 (struct ipa_ancestor_jf_data): New type.
8626 (union jump_func_value): Removed field formal_id, added fields
8627 pass_through and ancestor.
8628 (struct ipa_param_call_note): Changed type of formal_id to int from
8630 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
8631 operations jump functions and ancestor jump functions.
8632 (compute_complex_pass_through): New function.
8633 (compute_scalar_jump_functions): Call compute_complex_pass_through,
8634 reflect changes in the jump function strucutre.
8635 (update_jump_functions_after_inlining): Ignore complex pass-through
8636 and ancestor jump functions.
8637 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
8638 polynomial pass-through with operation jump functions.
8640 2009-08-07 Jakub Jelinek <jakub@redhat.com>
8642 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
8643 fde->dw_fde_begin as begin label instead of hot/cold label.
8644 Use LLSDAC label instead of LLSDA for second section lsda.
8645 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
8646 label instead of LLSDA if it is true.
8647 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
8649 * except.c (add_call_site, dw2_size_of_call_site_table): Add
8650 SECTION argument. Use it as index into crtl->eh.call_site_record
8652 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
8653 use it to determine how to print table entries instead of using
8654 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
8655 label instead of normal begin label as base.
8656 (sjlj_assign_call_site_values): Adjust add_call_site caller.
8657 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
8658 ensure no EH range spans between sections and that landing pads
8659 are always in the corresponding section.
8660 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
8661 for crtl->eh.call_site_record being an array rather than scalar.
8662 (output_one_function_exception_table): New function, copied
8663 from output_function_exception_table. Adjust
8664 dw2_size_of_call_site_table, dw2_output_call_site_table
8665 callers. For SECOND section use *C suffixed labels.
8666 (output_function_exception_table): Call
8667 output_one_function_exception_table and, when doing hot/cold
8668 partitioning, also another time for the second section.
8669 * opts.c: Include except.h.
8670 (decode_options): Allow -freorder-blocks-and-partition with
8671 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
8672 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
8673 * function.h (struct rtl_eh): Change call_site_record from
8674 scalar into array of 2 elements.
8676 2009-08-07 Martin Jambor <mjambor@suse.cz>
8678 * ipa-prop.c (count_formal_params_1): New function.
8679 (ipa_get_vector_of_formal_parms): New function.
8680 (get_vector_of_formal_parm_types): New function.
8681 (ipa_modify_formal_parameters): New function.
8682 (ipa_modify_call_arguments): New function.
8683 (index_in_adjustments_multiple_times_p): New function.
8684 (ipa_combine_adjustments): New function.
8685 (ipa_dump_param_adjustments): New function.
8686 * ipa-prop.h (struct ipa_parm_adjustment): New type.
8687 (ipa_get_vector_of_formal_parms): Declare.
8688 (ipa_modify_formal_parameters): Declare.
8689 (ipa_modify_call_arguments): Declare.
8690 (ipa_combine_adjustments): Declare.
8691 (ipa_dump_param_adjustments): Declare.
8692 (build_ref_for_offset): Declare.
8693 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
8694 * tree-sra.c: Include ipa-prop.c.
8695 (build_ref_for_offset): Make public.
8697 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
8699 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
8701 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
8703 * gcc/doc/extend.texi (__builtin_extract_return_address)
8704 (__builtin_frob_return_address): Document.
8706 2009-08-06 Paul Brook <paul@codesourcery.com>
8708 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
8709 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
8710 implementation on ARMv6-M.
8712 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8714 * doc/extend.texi (pcs): Document new attribute for ARM.
8716 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8718 * arm.c (pcs_attribute_args): Comment out unsupported attribute
8721 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8723 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
8726 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8728 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
8730 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
8732 Merge ARM/hard_vfp_branch to trunk.
8734 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
8736 * arm.c (libcall_eq): New function.
8737 (libcall_hash): New function.
8738 (add_libcall): New function.
8739 (arm_libcall_uses_aapcs_base): New function.
8740 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
8741 libcalls using the base PCS.
8742 (arm_init_cumulative_args): Likewise.
8744 2009-07-20 Joseph Myers <joseph@codesourcery.com>
8746 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
8747 Use base ABI for conversion libfuncs between HFmode and SFmode.
8749 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8751 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
8752 V4SImode as representatives of all 64-bit and 128-bit vector
8753 types. Allow vector types without vector modes.
8754 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
8755 without vector modes like BLKmode.
8756 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
8757 BLKmode. Avoid unsupported vector modes or TImode moves for
8759 (aapcs_vfp_allocate_return_reg): Likewise.
8760 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
8761 V8QImode if TARGET_NEON || TARGET_IWMMXT.
8763 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8765 * config/arm/arm.c (arm_handle_pcs_attribute): New.
8766 (arm_get_pcs_model): Pass attribute arguments to
8767 arm_pcs_from_attribute.
8768 (arm_init_cumulative_args): Use base AAPCS for conversions from
8769 floating-point types to DImode.
8770 (arm_attribute_table): Add pcs attribute.
8771 (arm_handle_pcs_attribute): New.
8772 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
8773 conversions from floating-point types to DImode, also declare them
8774 to use base AAPCS and declare functions they call to use base
8775 AAPCS and their RTABI names.
8777 2009-05-12 Joseph Myers <joseph@codesourcery.com>
8779 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
8780 -mfloat-abi=hard not being supported for VFP.
8782 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
8784 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
8785 SYMBOL_REF to hard_libcall_value.
8787 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8788 Richard Earnshaw <rearnsha@arm.com>
8790 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
8791 has been put on the stack, all remaining co-processory arguments for
8792 that co-processor also go on the stack.
8794 2009-03-05 Joseph Myers <joseph@codesourcery.com>
8796 * config/arm/arm.c (arm_return_in_memory): Handle returning
8797 vectors of suitable size in registers also for AAPCS case.
8799 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
8801 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
8803 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
8805 ARM Hard-VFP calling convention
8806 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
8807 * target.h (gcc_target): Add libcall_value to table of call hooks.
8808 * targhooks.h (default_libcall_value): Default implementation.
8809 * targhooks.c (default_libcall_value): Likewise.
8810 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
8811 * optabs.c (expand_unop): Use it.
8812 * expr.h (hard_libcall_value): Pass the function RTX through.
8813 * calls.c (emit_library_call_value_1): Update call to
8815 * explow.c (hard_libcall_value): Use new target hook.
8816 * testsuite/lib/target-supports.exp
8817 (check_effective_target_arm_hard_vfp_ok): New hook.
8818 (check_effective_target_arm_neon_ok): Improve test for neon
8820 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
8821 * config/arm/arm.c: Include cgraph.h
8822 (TARGET_FUNCTION_VALUE): Override default hook.
8823 (arm_pcs_default): New variable.
8824 (arm_override_options): Don't fault hard calling convention with VFP.
8825 Add support for AAPCS variants.
8826 (arm_function_value): Make static. Handle AAPCS variants.
8827 (arm_libcall_value): New function.
8828 (arm_apply_result_size): Handle VFP registers in results.
8829 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
8831 (pcs_attribute_args): New variable.
8832 (arm_pcs_from_attribute): New function.
8833 (arm_get_pcs_model): New function.
8834 (aapcs_vfp_cum_init): New function.
8835 (aapcs_vfp_sub_candidate): New function.
8836 (aapcs_vfp_is_return_candidate): New function.
8837 (aapcs_vfp_is_call_candidate): New function.
8838 (aapcs_vfp_allocate): New function.
8839 (aapcs_vfp_allocate_return_reg): New function.
8840 (aapcs_vfp_advance): New function.
8841 (aapcs_cp_arg_layout): New variable.
8842 (aapcs_select_call_coproc): New function.
8843 (aapcs_select_return_coproc): New function.
8844 (aapcs_allocate_return_reg): New function.
8845 (aapcs_libcall_value): New function.
8846 (aapcs_layout_arg): New function.
8847 (arm_init_cumulative_args): Initialize AAPCS args data.
8848 (arm_function_arg): Handle AAPCS variants using new interface.
8849 (arm_arg_parital_bytes): Likewise.
8850 (arm_function_arg_advance): New function.
8851 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
8852 calling conventions.
8853 (arm_setup_incoming_varargs): Handle new AAPCS args data.
8854 * arm.h (NUM_VFP_ARG_REGS): Define.
8855 (LIBCALL_VALUE): Update.
8856 (FUNCTION_VALUE): Delete.
8857 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
8858 (arm_pcs): New enum.
8859 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
8860 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
8861 (FUNCTION_ARG_REGNO_P): Add VFP regs.
8862 * arm-protos.h (arm_function_arg_advance): Add.
8863 (aapcs_libcall_value): Add.
8864 (arm_function_value): Delete.
8866 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
8867 H.J. Lu <hongjiu.lu@intel.com>
8870 * config/i386/i386.c (standard_sse_mode_p): Remove.
8871 (standard_sse_constant_p): Return 2 for integer mode
8872 vector_all_ones_operand when SSE2 is enabled.
8873 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
8874 (ix86_expand_vector_move): Do not check for negative values from
8875 standard_sse_constant_p.
8877 2009-08-06 Richard Guenther <rguenther@suse.de>
8879 * tree-ssa.c (useless_type_conversion_p_1): Make function and
8880 array type comparisons frontend independent.
8881 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
8882 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
8883 out array reference lower bound and element size operands.
8884 (ao_ref_init_from_vn_reference): Properly compute the offset
8885 for ARRAY_RANGE_REF.
8886 (vn_reference_fold_indirect): Fill out array reference lower
8887 bound and element size operands.
8888 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
8889 a non gimple valued reference operand which can happen for
8890 array reference lower bound or element size.
8891 (create_component_ref_by_pieces_1): Properly generate the
8892 element size operand for array references.
8894 2009-08-06 Richard Guenther <rguenther@suse.de>
8896 PR tree-optimization/40964
8897 * tree.c (iterative_hash_host_wide_int): Export.
8898 * tree.h (iterative_hash_host_wide_int): Declare.
8899 * tree-ssa-structalias.c (heapvar_map): New struct.
8900 (heapvar_map_eq): New function.
8901 (heapvar_map_hash): Likewise.
8902 (heapvar_lookup): Adjust.
8903 (heapvar_insert): Likewise.
8904 (make_constraint_from_heapvar): Allow multiple heap variables
8905 per decl at different offsets.
8906 (init_alias_heapvars): Adjust.
8908 2009-08-04 David Daney <ddaney@caviumnetworks.com>
8910 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
8911 * mips_output_sync_loop (mips_output_sync_loop): Only emit
8912 trailing sync if TARGET_SYNC_AFTER_SC.
8914 2009-08-05 David Daney <ddaney@caviumnetworks.com>
8916 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
8917 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
8918 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
8919 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
8920 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
8921 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
8922 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8923 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
8924 test_and_set_12): Rewrite calls to mips_output_sync_loop.
8925 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
8926 the prototype declaration match the definition.
8927 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
8928 instructions explicitly. Add barrier_before and operands
8930 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
8931 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
8932 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
8933 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
8934 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
8935 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
8937 2009-08-05 Andrew Pinski <pinskia@gmail.com>
8939 * tree-ssa-alias.c: Fix intervals to use [) syntax.
8941 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
8942 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
8945 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
8948 2009-08-05 Jakub Jelinek <jakub@redhat.com>
8950 PR rtl-optimization/40924
8951 * dse.c (canon_address): Before calling cselib_expand_value_rtx
8952 make sure canon_rtx (mem_address) isn't simpler than
8953 canon_rtx (expanded_mem_address).
8955 2009-08-05 Li Feng <nemokingdom@gmail.com>
8957 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
8959 (build_scop_drs): Build alias set for each SCoP.
8961 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
8963 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
8964 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
8965 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
8966 (MIPS_ARCH_FLOAT_SPEC): Likewise.
8967 (BASE_DRIVER_SELF_SPECS): Likewise.
8969 2009-08-04 Andrew Pinski <pinskia@gmail.com>
8971 * tree-ssa-alias.c: Fix some comment typos.
8973 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
8975 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
8976 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
8978 2009-08-03 Janis Johnson <janis187@us.ibm.com>
8981 * simplify-rtx.c (simplify_binary_operation_1): Disable
8982 simplifications for decimal float operations.
8984 2009-08-03 Jakub Jelinek <jakub@redhat.com>
8987 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
8988 operand of INDIRECT_REF.
8990 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
8992 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
8993 constants referencing TLS symbols.
8995 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
8997 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
8998 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
9000 2009-08-03 Richard Guenther <rguenther@suse.de>
9002 * tree.c (make_vector_type): Build a main variant first,
9003 get the canonical one and then build the variant.
9004 * tree-ssa.c (useless_type_conversion_p_1): Handle
9006 (useless_type_conversion_p): Conversions to pointers to
9007 incomplete record types are useless.
9009 2009-08-03 Richard Guenther <rguenther@suse.de>
9011 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
9012 file will be created.
9013 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
9014 * toplev.c (compile_file): Adjust comment.
9016 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
9018 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
9019 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
9020 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9021 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9022 (sh_promote_function_mode): Fix typo.
9024 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
9026 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
9028 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9030 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
9031 declaration arguments.
9033 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
9035 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
9036 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
9037 (ix86_split_ashl): Ditto.
9038 (ix86_expand_vector_init_one_nonzero): Ditto.
9039 (ix86_expand_vector_set): Ditto.
9040 (ix86_expand_reduc_v4sf): Ditto.
9042 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
9044 * explow.c (promote_function_mode): Remove assert.
9045 * config/sh/sh.c (sh_promote_function_mode): Declare.
9047 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9049 * config/pa/pa.c (pa_promote_function_mode): Declare.
9050 Change to static. Fix promote_mode call.
9052 * gthr-dce.h (CONST_CAST2): Define if not defined.
9053 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
9055 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
9057 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
9059 * expr.c (store_constructor): Use promote_decl_mode. Remove
9060 now write-only variable unsignedp.
9061 (expand_expr_real_1): Use promote_decl_mode.
9062 * expr.h (promote_function_mode, promote_decl_mode): New.
9063 (promote_mode): Remove last argument.
9064 * function.c (assign_temp): Drop last argument of promote_mode.
9065 (assign_parm_find_data_types): Use promote_function_mode.
9066 (assign_parm_setup_reg): Likewise.
9067 (expand_function_end): Use promote_function_mode.
9068 * calls.c (initialize_argument_information): Use promote_function_mode.
9069 (precompute_arguments): Use promote_mode instead of checking if
9070 only PROMOTE_FUNCTION_MODE is defined.
9071 (expand_call): When making sibcall decisions, use promote_function_mode.
9072 Below, remove an if for targetm.calls.promote_function_return and
9073 and use promote_function_mode.
9074 (emit_library_call_value_1): Use promote_function_mode, fix bug
9075 where promote_mode was passed FOR_CALL == 0 for a return value in an
9077 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9078 * explow.c (promote_function_mode, promote_decl_mode): New.
9079 (promote_mode): Keep only the FOR_CALL == 0 case.
9080 * combine.c (setup_incoming_promotion): Remove test of
9081 promote_function_args. Use promote_function_mode.
9082 * stmt.c (expand_value_return): Use promote_decl_mode.
9083 (expand_decl): Use promote_decl_mode.
9085 * expr.c (store_constructor): Use promote_decl_mode. Remove
9086 now write-only variable unsignedp.
9087 (expand_expr_real_1): Use promote_decl_mode.
9088 * expr.h (promote_function_mode, promote_decl_mode): New.
9089 (promote_mode): Remove last argument.
9090 * function.c (assign_temp): Drop last argument of promote_mode.
9091 (assign_parm_find_data_types): Use promote_function_mode.
9092 (assign_parm_setup_reg): Likewise.
9093 (expand_function_end): Use promote_function_mode.
9094 * calls.c (initialize_argument_information): Use promote_function_mode.
9095 (precompute_arguments): Use promote_mode instead of checking if
9096 only PROMOTE_FUNCTION_MODE is defined.
9097 (expand_call): When making sibcall decisions, use promote_function_mode.
9098 Below, remove an if for targetm.calls.promote_function_return and
9099 and use promote_function_mode.
9100 (emit_library_call_value_1): Use promote_function_mode, fix bug
9101 where promote_mode was passed FOR_CALL == 0 for a return value in an
9103 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
9104 * explow.c (promote_function_mode, promote_decl_mode): New.
9105 (promote_mode): Keep only the FOR_CALL == 0 case.
9106 * combine.c (setup_incoming_promotion): Remove test of
9107 promote_function_args. Use promote_function_mode.
9108 * stmt.c (expand_value_return): Use promote_decl_mode.
9109 (expand_decl): Use promote_decl_mode.
9111 * explow.c (promote_function_mode): Just call the target hook.
9112 * targhooks.c (default_promote_function_mode,
9113 default_promote_function_mode_always_promote): New.
9114 * targhooks.h (default_promote_function_mode,
9115 default_promote_function_mode_always_promote): Declare.
9116 * target.h (promote_function_args, promote_function_return): Remove.
9117 (promote_function_mode): New.
9118 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
9119 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9120 (TARGET_PROMOTE_FUNCTION_MODE): New.
9121 (TARGET_CALLS): Adjust.
9122 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
9123 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
9125 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
9126 * config/s390/s390.c (s390_promote_function_mode): ... here,
9127 with pointer handling.
9128 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9129 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9131 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
9132 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
9133 with pointer handling.
9134 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9135 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9137 * config/sh/sh-protos.h (sh_promote_function_mode): New.
9138 * config/sh/sh.c (sh_promote_function_mode): New.
9139 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9140 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9142 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
9143 * config/cris/cris.c (cris_promote_function_mode): ... here.
9144 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9145 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9147 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
9148 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
9149 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9150 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
9152 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
9153 * config/arm/arm.c (arm_promote_function_mode): ... here, without
9154 complex type handling.
9155 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9156 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9158 * config/pa/pa.c (pa_promote_function_mode): New.
9159 (TARGET_PROMOTE_FUNCTION_MODE): Define.
9160 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9162 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
9163 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
9164 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
9165 * config/xtensa/xtensa.c: Likewise.
9166 * config/stormy16/stormy16.c: Likewise.
9167 * config/iq2000/iq2000.c: Likewise.
9168 * config/rs6000/rs6000.c: Likewise.
9169 * config/picochip/picochip.c: Likewise.
9170 * config/arc/arc.c: Likewise.
9171 * config/mcore/mcore.c: Likewise.
9172 * config/score/score.c: Likewise.
9173 * config/mips/mips.c: Likewise.
9174 * config/bfin/bfin.c: Likewise.
9175 * config/ia64/ia64.c: Likewise (disabled though).
9177 * config/frv/frv.h: Remove pointless remark.
9179 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
9180 TARGET_PROMOTE_FUNCTION_ARGS,
9181 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
9182 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
9184 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
9186 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
9187 -floop-parallelize-all.
9188 * toplev.c (process_options): Rename flag_graphite_force_parallel to
9189 flag_loop_parallelize_all.
9190 * tree-ssa-loop.c (gate_graphite_transforms): Same.
9191 * graphite.c (graphite_transform_loops): Same.
9193 * graphite-poly.c (apply_poly_transforms): Same.
9195 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
9197 PR tree-optimization/40914
9198 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
9199 if set, then check the delta field of the PMF record.
9200 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
9201 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
9202 call is stored in the delta.
9204 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
9206 * config/mips/mips.md (*clear_upper32_dext): New pattern.
9208 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
9210 * config/i386/bsd.h (ASM_BYTE): New define.
9211 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
9212 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
9213 .byte. Use fputs or putc instead of fprintf where appropriate.
9214 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
9215 fputs or putc instead of fprintf where appropriate.
9216 * config/i386/i386elf.h: Ditto.
9217 * config/i386/sysv4.h: Ditto.
9219 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
9220 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
9221 (*tls_global_dynamic_64): Ditto.
9223 2009-07-31 Christian Bruel <christian.bruel@st.com>
9225 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
9227 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9229 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
9230 Remove dead code for MINUS.
9232 2009-07-31 Anthony Green <green@moxielogic.com>
9234 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
9236 (moxie_expand_epilogue): Ditto for epilogue.
9237 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
9239 (moxie_function_arg): Ditto.
9240 (moxie_pass_by_reference): Ditto.
9241 (moxie_arg_partial_bytes): Ditto.
9242 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
9243 (FUNCTION_ARG_ADVANCE) Ditto.
9244 (REG_PARM_STACK_SPACE) Ditto.
9245 (FUNCTION_ARG_REGNO_P) Dito.
9247 * config.gcc: Add moxie linux config support.
9248 * gcc/config/moxie/uclinux.h: New file.
9250 2009-07-31 DJ Delorie <dj@redhat.com>
9252 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
9253 (UNSPECV_SP_SWITCH_E): New.
9254 (sp_switch_1): Change to an unspec.
9255 (sp_switch_2): Change to an unspec. Don't use post-inc when we
9257 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
9258 reference the new stack's address
9260 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9262 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
9263 graphite-clast-to-gimple.o, graphite-dependences.o,
9264 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9265 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
9266 (graphite-blocking.o,
9267 graphite-clast-to-gimple.o, graphite-dependences.o,
9268 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
9269 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
9270 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
9271 * cfgloop.h (struct loop): Add can_be_parallel field.
9272 * common.opt (fgraphite-identity): Moved up.
9273 (fgraphite-force-parallel): New flag.
9274 * graphite.c: Rewrite.
9275 * graphite.h: Rewrite.
9276 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
9278 * toplev.c (graphite_out_file): New file descriptor.
9279 (graphite_in_file): New.
9280 (process_options): flag_graphite_force_parallel cannot be used without
9282 * tree-ssa-loop.c: Include toplev.h.
9283 (gate_graphite_transforms): Enable flag_graphite for
9284 flag_graphite_force_parallel.
9286 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9288 * ChangeLog.graphite: New.
9289 * graphite-blocking.c: New.
9290 * graphite-clast-to-gimple.c: New.
9291 * graphite-clast-to-gimple.h: New.
9292 * graphite-dependences.c: New.
9293 * graphite-dependences.h: New.
9294 * graphite-interchange.c: New.
9295 * graphite-poly.c: New.
9296 * graphite-poly.h: New.
9297 * graphite-ppl.c: New.
9298 * graphite-ppl.h: New.
9299 * graphite-scop-detection.c: New.
9300 * graphite-scop-detection.h: New.
9301 * graphite-sese-to-poly.c: New.
9302 * graphite-sese-to-poly.h: New.
9306 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9308 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
9309 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
9311 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9313 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
9314 (scev_is_linear_expression): Return false if the evolution is not
9315 affine multivariate.
9317 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9319 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
9320 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
9322 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9324 * tree-data-ref.c (debug_data_references): New.
9325 (debug_data_reference): New.
9326 * tree-data-ref.h (debug_data_references): Declared.
9327 (debug_data_reference): Declared.
9329 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9331 * tree-data-ref.c (stmt_simple_memref_p: Removed.
9332 * tree-data-ref.h (scop_p): Removed.
9333 (struct data_reference): Remove field scop.
9335 (stmt_simple_memref_p): Removed.
9337 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9339 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
9340 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
9343 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9345 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
9347 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9349 * doc/invoke.texi (-fgraphite-identity): Documented.
9351 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9353 * tree-scalar-evolution.c: Fix comment.
9354 (instantiate_scev_1): Return unknow from scev instantiation if the
9355 result is not above instantiate_below.
9357 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
9359 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
9360 static anymore. Instantiate the symbols that may have been introduced
9362 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
9365 2009-07-30 DJ Delorie <dj@redhat.com>
9367 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
9368 .vliw directive to VLIW sections.
9370 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9372 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
9374 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
9375 (AUTOHEADER): New variable.
9376 ($(srcdir)/cstamp-h.in): Use it.
9378 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
9379 Pat Haugen <pthaugen@us.ibm.com>
9380 Revital Eres <ERES@il.ibm.com>
9382 * config/rs6000/vector.md (VEC_F): Add VSX support.
9386 (vector_load_<mode>): Ditto.
9387 (vector_store_<mode>): Ditto.
9388 (vector GPR move split): Ditto.
9389 (vec_reload_and_plus_<mptrsize>): Ditto.
9390 (vec_reload_and_reg_<mptrsize>): Ditto.
9391 (add<mode>3): Ditto.
9392 (sub<mode>3): Ditto.
9393 (mul<mode>3): Ditto.
9394 (neg<mode>2): Ditto.
9395 (abs<mode>2): Ditto.
9396 (smin<mode>3): Ditto.
9397 (smax<mode>3): Ditto.
9398 (vector_eq<mode>): Ditto.
9399 (vector_gt<mode>): Ditto.
9400 (vector_ge<mode>): Ditto.
9401 (vector_gtu<mode>): Ditto.
9402 (vector_select_<mode>_uns): Ditto.
9403 (vector_eq_<mode>_p): Ditto.
9404 (vector_gt_<mode>_p): Ditto.
9405 (vector_ge_<mode>_p): Ditto.
9406 (vector_gtu_<mode>_p): Ditto.
9407 (cr6_test_for_zero): Ditto.
9408 (cr6_test_for_zero_reverse): Ditto.
9409 (cr6_test_for_lt): Ditto.
9410 (cr6_test_for_lt_reverse): Ditto.
9411 (xor<mode>3): Ditto.
9412 (ior<mode>3): Ditto.
9413 (and<mode>3): Ditto.
9414 (one_cmpl<mode>2): Ditto.
9415 (nor<mode>2): Ditto.
9416 (andc<mode>2): Ditto.
9417 (float<VEC_int<mode>2): Ditto.
9418 (unsigned_float<VEC_int><mode>2): Ditto.
9419 (fix_trunc<mode><VEC_int>2): Ditto.
9420 (fixuns_trunc<mode><VEC_int>2): Ditto.
9422 (vec_set<mode>): Ditto.
9423 (vec_extract<mode>): Ditto.
9424 (vec_interleave_highv4sf): Ditto.
9425 (vec_interleave_lowv4sf): Ditto.
9426 (vec_realign_load_<mode>): Ditto.
9427 (vec_shl_<mode>): Ditto.
9428 (vec_shr_<mode>): Ditto.
9429 (div<mode>3): New patterns for VSX.
9430 (vec_interleave_highv2df): Ditto.
9431 (vec_interleave_lowv2df): Ditto.
9432 (vec_pack_trunc_v2df): Ditto.
9433 (vec_pack_sfix_trunc_v2df): Ditto.
9434 (vec_pack_ufix_trunc_v2df): Ditto.
9435 (vec_unpacks_hi_v4sf): Ditto.
9436 (vec_unpacks_lo_v4sf): Ditto.
9437 (vec_unpacks_float_hi_v4si): Ditto.
9438 (vec_unpacks_float_lo_v4si): Ditto.
9439 (vec_unpacku_float_hi_v4si): Ditto.
9440 (vec_unpacku_float_lo_v4si): Ditto.
9441 (movmisalign<mode>): Ditto.
9442 (vector_ceil<mode>2): New patterns for vectorizing math library.
9443 (vector_floor<mode>2): Ditto.
9444 (vector_btrunc<mode>2): Ditto.
9445 (vector_copysign<mode>3): Ditto.
9447 * config/rs6000/predicates.md (easy_vector_constant_msb): New
9448 predicate for setting the high bit in each word, used for copysign.
9450 * config/rs6000/ppc-asm.h (f19): Whitespace.
9451 (f32-f63): Define if VSX.
9452 (v0-v31): Define if Altivec.
9453 (vs0-vs63): Define if VSX.
9455 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
9457 * config/rs6000/power7.md: New file, provide tuning parameters for
9460 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
9461 (rs6000_cpu_cpp_builtins): Ditto.
9462 (altivec_overloaded_builtins): Ditto.
9463 (altivec_resolve_overloaded_builtin): Ditto.
9465 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
9466 debug switch to disable vectorizing simple math builtin
9469 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
9470 Vectorize simple math builtin functions.
9471 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
9472 hook to vectorize math builtins.
9473 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
9474 (rs6000_builtin_conversion): Add VSX/power7 support.
9475 (rs6000_builtin_vec_perm): Ditto.
9476 (vsplits_constant): Add support for loading up a vector constant
9477 with just the high bit set in each part.
9478 (rs6000_expand_vector_init): Add VSX/power7 support.
9479 (rs6000_expand_vector_set): Ditto.
9480 (rs6000_expand_vector_extract): Ditto.
9481 (rs6000_emit_move): Ditto.
9482 (bdesc_3arg): Ditto.
9483 (bdesc_2arg): Ditto.
9484 (bdesc_1arg): Ditto.
9485 (rs6000_expand_ternop_builtin): Ditto.
9486 (altivec_expand_builtin): Ditto.
9487 (rs6000_expand_unop_builtin): Ditto.
9488 (rs6000_init_builtins): Ditto.
9489 (altivec_init_builtins): Ditto.
9490 (builtin_function_type): Ditto.
9491 (rs6000_common_init_builtins): Ditto.
9492 (rs6000_handle_altivec_attribute); Ditto.
9493 (rs6000_mangle_type): Ditto.
9494 (rs6000_vector_mode_supported_p): Ditto.
9495 (rs6000_mode_dependent_address): Altivec addresses with AND -16
9498 * config/rs6000/vsx.md: New file for VSX support.
9500 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
9501 identifing values with just the most significant bit set.
9502 (enum rs6000_builtins): Add builtins for VSX. Add simple math
9503 vectorized builtins.
9505 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
9506 (UNSPEC_VRFIM): Delete.
9507 (splitter for loading up vector with most significant bit): New
9508 splitter for vectorizing copysign.
9509 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
9510 vectorizing simple math functions.
9511 (altivec_vrfip): Add support for vectorizing simple math functions.
9512 (altivec_vrfim): Ditto.
9513 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
9515 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
9516 (power7.md, vsx.md): Include for power7 support.
9517 (copysigndf3): Use VSX instructions if -mvsx.
9518 (negdf2_fpr): Ditto.
9519 (absdf2_fpr): Ditto.
9520 (nabsdf2_fpr): Ditto.
9521 (adddf3_fpr): Ditto.
9522 (subdf3_fpr): Ditto.
9523 (muldf3_fpr): Ditto.
9524 (divdf3_fpr): Ditto.
9525 (fix_truncdfdi2_fpr): Ditto.
9526 (cmpdf_internal1): Ditto.
9527 (fred, fred_fpr): Convert into expander/insn to add VSX support.
9528 (btruncdf2, btruncdf2_fpr): Ditto.
9529 (ceildf2, ceildf2_fpr): Ditto.
9530 (floordf2, floordf2_fpr): Ditto.
9531 (floatdidf2, floatdidf2_fpr): Ditto.
9532 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
9533 (fmsubdf4_fpr): Ditto.
9534 (fnmadddf4_fpr_1): Ditto.
9535 (fnmadddf4_fpr_2): Ditto.
9536 (fnmsubdf4_fpr_1): Ditto.
9537 (fnmsubdf4_fpr_2): Ditto.
9538 (fixuns_truncdfdi2): Add expander for VSX support.
9539 (fix_truncdfdi2): Ditto.
9540 (fix_truncdfsi2): Ditto.
9542 (btruncsf2): Whitespace.
9543 (movdf_hardfloat32): Add support for VSX registers.
9544 (movdf_softfloat32): Ditto.
9545 (movdf_hardfloat64): Ditto.
9546 (movdf_hardfloat64_mfpgpr): Ditto.
9547 (movdf_softfloat64): Ditto.
9548 (movti splitters): Add check for vector registers supporting
9549 TImode in the future.
9550 (bpermd): Add power7 bpermd instruction.
9552 * config/rs6000/altivec.h (vec_div): Define if VSX.
9556 (vec_nearbyint): Ditto.
9559 (all predicates): Use the generic builtin function, and not the V4SF
9560 specific function so that the predicates will work with VSX's V2DF.
9564 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
9565 Document new VSX functions and types.
9567 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
9570 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
9571 "wa", and "j" constraints. Modify "v" to talk about Altivec
9572 instead of just vector.
9574 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
9577 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
9578 location for phi arguments.
9579 (rewrite_update_phi_arguments): Find locations for reaching defs.
9580 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
9581 Add location to add_phi_arg calls.
9582 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
9583 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
9584 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
9585 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
9586 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
9587 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
9588 * tree-phinodes.c (make_phi_node): Initialize location.
9589 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
9590 (add_phi_arg): Add location parameter.
9591 (remove_phi_arg_num): Move location when moving phi argument.
9592 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
9594 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
9595 slpeel_update_phi_nodes_for_guard1,
9596 slpeel_update_phi_nodes_for_guard2,
9597 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
9598 vect_loop_versioning): Set locations.
9599 * tree-parloops.c (create_phi_for_local_result,
9600 transform_to_exit_first_loop, create_parallel_loop): Add locations.
9601 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
9602 * tree-vect-loop.c (get_initial_def_for_induction,
9603 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
9605 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
9606 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
9607 (gimple_phi_arg_set_location): New. Set locus.
9608 (gimple_phi_arg_has_location): New. Check for locus.
9609 (redirect_edge_var_map_location): New. Return locus from var_map.
9610 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
9611 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
9612 combining PHI arguments.
9613 (cond_store_replacement): Set location.
9614 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
9615 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
9616 scop_add_exit_phis_edge): Add locations.
9617 * tree-cfgcleanup.c (remove_forwarder_block,
9618 remove_forwarder_block_with_phi): Add locations.
9619 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
9620 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
9622 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
9623 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
9624 flush_pending_stmts): Add source location.
9625 * lambda-code.c (perfect_nestify): Maintain location stack with argument
9626 stack to preserve locations.
9627 * tree-vect-stmts.c (vectorizable_load): Add location.
9628 * tree-inline.c (copy_phis_for_bb): Copy locus.
9629 (setup_one_parameter): Add call locus to inlined parameter stmts.
9630 (initialize_inlined_parameters): Pass in call location as parameter
9632 (tree_function_versioning): Pass location to setup_one_parameter.
9633 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
9634 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
9635 copy and edge lists.
9636 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
9637 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
9638 locus parameter and override the stmt default if provided.
9639 (new_elim_graph, clear_elim_graph, delete_elim_graph,
9640 elim_graph_add_edge, elim_graph_remove_succ_edge,
9641 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
9642 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
9643 eliminate_phi): Add locus info in elimination graph for each edge and
9645 (insert_backedge_copies): Copy locus if present.
9646 * tree-flow.h (struct _edge_var_map): Add locus field.
9647 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
9648 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
9649 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
9651 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
9653 2009-07-30 Martin Jambor <mjambor@suse.cz>
9655 PR tree-optimization/40570
9656 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
9659 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
9661 * ssa-loop-manip.c: Include langhooks.h.
9662 (rewrite_phi_with_iv): New.
9663 (rewrite_all_phi_nodes_with_iv): New.
9664 (canonicalize_loop_ivs): Move here from tree-parloops.c.
9665 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
9666 * tree-parloops.c (loop_parallel_p): Move out all conditions
9667 except dependency check.
9668 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
9669 (gen_parallel_loop): Call canonicalize_loop_ivs without
9670 reduction_list argument.
9671 (build_new_reduction): New.
9672 (gather_scalar_reductions): New.
9673 (try_get_loop_niter): New.
9674 (try_create_reduction_list): New.
9675 (parallleize_loops): Change the parallel conditions check.
9676 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
9677 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
9679 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
9681 * opt-functions.awk (opt_args): Allow argument to be enclosed in
9683 * doc/options.texi (Option properties): Mention new quoting syntax.
9685 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9687 * config/alpha/alpha.c (alpha_start_function):
9688 Handle VMS_DEBUG_MAIN_POINTER
9689 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
9690 * doc/invoke.texi: Document -mdebug-main switch.
9692 2009-07-29 Richard Henderson <rth@redhat.com>
9694 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
9695 (cgraph_create_edge_including_clones): Likewise.
9696 * tree-inline.c (copy_bb): Operate on the correct edges
9697 when updating the callgraph.
9699 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9701 * config/alpha/vms-cc.c: Deleted.
9702 * config/alpha/vms-ld.c: Deleted.
9703 * config/alpha/t-vms64: Moved to config/vms
9704 * config/alpha/vms-crt0-64.c: Moved to config/vms
9705 * config/alpha/vms-crt0.c: Moved to config/vms
9706 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
9707 * config/alpha/vms-psxcrt0.c: Moved to config/vms
9708 * config/alpha/xm-vms.h: Moved to config/vms
9709 * config/alpha/x-vms: Moved to config/vms
9710 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
9712 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
9713 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
9715 * config/vms/t-vms64: Moved here from config/alpha
9716 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
9717 (argc,argv,envp): Enforce 32bit malloc'ing.
9718 * config/vms/vms-psxcrt0-64.c: Likewise.
9719 * config/vms/vms-crt0.c: Moved here from config/alpha.
9720 * config/vms/vms-psxcrt0.c: Likewise.
9721 * config/vms/vms-crtl-64.h: New file.
9722 * config/vms/vms-crtl.h: New file.
9723 * config/vms/vms.opt: New file.
9724 * config/vms/xm-vms64.h: New file.
9725 * config/vms/xm-vms.h: Moved here from config/alpha.
9726 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
9728 * config/vms/x-vms: Moved here from config/alpha.
9729 (version, VMS_EXTRA_PARTS): Moved to t-vms.
9730 (vms-ld.o, vms-cc.o): Removed.
9731 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
9733 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9735 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
9736 correct stack (obvious VMS fix).
9738 2009-07-29 Douglas B Rupp <rupp@gnat.com>
9740 * dwarf2out.c (output_file_names): Output VMS style file name, size,
9741 date, version info if VMS_DEBUGGING_INFO defined.
9742 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
9743 size, date calculating code moved here.
9745 2009-07-29 Paul Brook <paul@codesourcery.com>
9747 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
9750 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
9753 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
9754 to DImode when generating insq_le insn.
9756 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9758 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
9759 New macro set for VMS_DEBUGGGING_INFO.
9760 (AT_string_form): Use it.
9762 2009-07-28 DJ Delorie <dj@redhat.com>
9764 * config/mep/mep.c (vtext_section): New.
9765 (vftext_section): New.
9766 (ftext_section): New.
9767 (mep_select_section): Add support for functions.
9768 (mep_unique_section): Likewise.
9769 (mep_asm_init_sections): Likewise.
9770 (mep_encode_section_info): Remove it from here.
9772 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
9774 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
9776 * tree.h (TREE_DEPRECATED): Document it is used for types too.
9777 (TYPE_VECTOR_OPAQUE): Use default_def_flag
9779 2009-07-28 Douglas B Rupp <rupp@gnat.com>
9781 * dwarf2out.c (output_file_names): Test new macro
9782 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
9783 (add_comp_dir_attribute): Likewise.
9785 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
9787 * config/i386/mingw-w64.h (LINK_SPEC): Add
9788 separating space between commands.
9790 2009-07-28 Jan Hubicka <jh@suse.cz>
9792 PR tree-optimization/40759
9793 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
9796 2009-07-27 DJ Delorie <dj@redhat.com>
9798 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
9799 types are dword-aligned.
9800 (mep_expand_va_start): Likewise.
9802 2009-07-27 Olivier Hainque <hainque@adacore.com>
9803 Douglas B Rupp <rupp@gnat.com>
9805 * convert.c (convert_to_pointer): Don't assume the target
9806 pointer type is POINTER_SIZE long. Fetch its precision instead.
9808 2009-07-27 Douglas B Rupp <rupp@gnat.com>
9810 * system.h (fopen): Undefine if macro.
9812 2009-07-27 Jakub Jelinek <jakub@redhat.com>
9814 * dwarf2out.c (output_cfi_p): Removed.
9815 (output_cfis): New function.
9816 (output_fde): New function, split from output_call_frame_info.
9817 (output_call_frame_info): Use it.
9818 (dwarf2out_switch_text_section): Use output_cfis.
9820 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9822 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
9823 TARGET_BI_ARCH is specified without enabling SJLJ.
9824 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
9825 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
9827 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
9829 * arm.md (negdi2): Use DImode if forcing a value into a register.
9831 2009-07-26 Ira Rosen <irar@il.ibm.com>
9833 PR tree-optimization/40801
9834 * tree-vect-stmts.c (vectorizable_call): Get previous copy
9835 of vector operand from the previous copy of vector statement.
9836 Pass the correct definition type value to
9837 vect_get_vec_def_for_stmt_copy().
9839 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9841 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
9842 const char ** conversion.
9844 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9846 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
9847 fancy_abort() if !ENABLE_ASSERT_CHECKING.
9848 (gcc_unreachable): Invoke __builtin_unreachable() if
9849 !ENABLE_ASSERT_CHECKING.
9851 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9853 PR rtl-optimization/40445
9854 * emit-rtl.c (next_nonnote_insn_bb): New function.
9855 * rtl.h (next_nonnote_insn_bb): Declare new function.
9856 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
9857 with no successors that is the successor of the ENTRY_BLOCK.
9858 Continue from the top after removing an empty fallthrough block.
9859 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
9860 of next_nonnote_insn.
9862 2009-07-25 David Daney <ddaney@caviumnetworks.com>
9864 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
9866 2009-07-25 Martin Jambor <mjambor@suse.cz>
9868 * c-common.c (c_common_attribute_table): New element for noclone.
9869 (handle_noclone_attribute): New function. Forward-declare.
9870 * tree-inline.c (tree_versionable_function_p): Check for noclone
9872 * doc/extend.texi (Labels as Values): Document need for noclone.
9873 (Function Attributes): Document noclone attribute.
9875 2009-07-25 Jakub Jelinek <jakub@redhat.com>
9877 PR rtl-optimization/34999
9878 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
9879 and dw_fde_switched_cold_to_hot fields.
9880 (output_cfi_p): New function.
9881 (output_call_frame_info): If fde->dw_fde_switched_sections,
9882 output 2 FDEs instead of one with corrupted header.
9883 (dwarf2out_do_cfi_startproc): New function.
9884 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
9885 and fde->dw_fde_switched_cold_to_hot.
9886 (dwarf2out_switch_text_section): Compute
9887 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
9888 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
9889 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
9890 Otherwise, compute fde->dw_fde_switch_cfi.
9892 2009-07-24 Cary Coutant <ccoutant@google.com>
9894 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
9896 2009-07-24 Cary Coutant <ccoutant@google.com>
9898 * cfghooks.c (split_block): Copy discriminator to new block.
9899 * tree-cfg.c (assign_discriminator): Check location of last
9900 instruction in block as well as first.
9902 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
9904 * config/i386/linux.c: Use fputs or putc instead of fprintf
9906 * config/i386/gas.h: Ditto.
9907 * config/i386/x86-64.h: Ditto.
9908 * config/i386/att.h: Ditto.
9910 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
9912 * expmed.c (emit_store_flag): Use a recursive call to optimize the
9915 2009-07-24 Martin Jambor <mjambor@suse.cz>
9917 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
9918 (ipa_push_func_to_list_1): Declare.
9919 (ipa_push_func_to_list): New function.
9921 * ipa-prop.c (ipa_push_func_to_list_1): New function.
9922 (ipa_init_func_list): Call ipa_push_func_to_list_1.
9923 (ipa_push_func_to_list): Removed.
9924 (ipa_pop_func_from_list): Clear node_enqueued flag.
9926 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
9928 * config/s390/s390.c (override_options): Default
9929 max-unrolled-insns to 100 for z10 tuning.
9931 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
9933 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
9934 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
9935 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
9936 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
9937 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
9938 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
9939 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
9941 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
9943 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
9944 use default set in mingw32.h header.
9945 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
9946 64-bit /mingw/include path.
9947 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
9950 2009-07-23 Neil Vachharajani <nvachhar@google.com>
9952 PR rtl-optimization/40209
9953 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
9955 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
9957 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
9958 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
9959 with the rest of string where appropriate. Use fputs or putc
9960 instead of fprintf where appropriate.
9962 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
9963 Pat Haugen <pthaugen@us.ibm.com>
9964 Revital Eres <ERES@il.ibm.com>
9966 * config/rs6000/vector.md: New file. Move most of the vector
9967 expander support here from altivec.md to allow for the VSX vector
9968 unit in the future. Add support for secondary_reload patterns.
9969 Rewrite the patterns for vector comparison, and vector comparison
9970 predicate instructions so that the RTL expresses the desired
9971 behavior, instead of using unspec.
9973 * config/rs6000/constraints.md ("f" constraint): Use
9974 rs6000_constraints to hold the precalculated register class.
9975 ("d" constraint): Ditto.
9976 ("wd" constraint): New constraint for VSX.
9977 ("wf" constraint): Ditto.
9978 ("ws" constraint): Ditto.
9979 ("wa" constraint): Ditto.
9980 ("wZ" constraint): Ditto.
9981 ("j" constraint): Ditto.
9983 * config/rs6000/predicates.md (vsx_register_operand): New
9985 (vfloat_operand): New predicate for vector.md.
9986 (vint_operand): Ditto.
9987 (vlogical_operand): Ditto.
9988 (easy_fp_constant): If VSX, 0.0 is an easy constant.
9989 (easy_vector_constant): Add VSX support.
9990 (altivec_indexed_or_indirect_operand): New predicate for
9991 recognizing Altivec style memory references with AND -16.
9993 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
9994 for vector secondary reload support.
9995 (rs6000_vector_reg_class): Delete, replacing it with
9997 (rs6000_vsx_reg_class): Ditto.
9998 (rs6000_constraints): New array to hold the register classes of
9999 each of the register constraints that can vary at runtime.
10000 (builtin_mode_to_type): New static array for builtin function type
10002 (builtin_hash_table): New static hash table for builtin function
10004 (TARGET_SECONDARY_RELOAD): Define target hook.
10005 (TARGET_IRA_COVER_CLASSES): Ditto.
10006 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
10007 registers are 128 bits if VSX memory reference instructions are used.
10008 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
10009 unit is being used.
10010 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
10011 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
10012 Print several of the scheduling related parameters.
10013 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
10014 rs6000_constraints instead of rs6000_vector_reg_class. Move
10015 -mdebug=reg code to rs6000_debug_reg_global. Add support for
10016 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
10017 Altivec. Add VSX support. Setup for secondary reload support on
10018 Altivec/VSX registers.
10019 (rs6000_override_options): Make power7 set the scheduling groups
10020 like the power5. Add support for new debug switches to override
10021 the scheduling defaults. Temporarily disable -mcpu=power7 from
10022 setting -mvsx. Add support for debug switches -malways-hint,
10023 -msched-groups, and -malign-branch-targets.
10024 (rs6000_buitlin_conversion): Add support for returning unsigned
10025 vector conversion functions to fix regressions due to stricter
10027 (rs6000_builtin_mul_widen_even): Ditto.
10028 (rs6000_builtin_mul_widen_odd): Ditto.
10029 (rs6000_builtin_vec_perm): Ditto.
10030 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
10031 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
10032 to zero a register.
10033 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
10034 generated upstream.
10035 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
10036 VSX types for bit operations. Changes to accomidate vector.md.
10037 (bdesc_2arg): Ditto.
10038 (bdesc_1arg): Ditto.
10039 (struct builtin_description_predicates): Rewrite predicate
10040 handling so that RTL describes the operation, instead of passing
10041 the instruction to be used as a string argument.
10042 (bdesc_altivec_preds): Ditto.
10043 (altivec_expand_predicate_builtin): Ditto.
10044 (altivec_expand_builtin): Ditto.
10045 (rs6000_expand_ternop_builtin): Use a switch instead of an if
10046 statement for vsldoi support.
10047 (altivec_expand_ld_builtin): Change to use new names from vector.md.
10048 (altivec_expand_st_builtin): Ditto.
10049 (paired_expand_builtin): Whitespace changes.
10050 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
10051 builtin_mode_to_type table for secondary reload. Call
10052 builtin_function_type to build random builtin functions.
10053 (altivec_init_builtins): Change to use builtin_function_type to
10054 create builtin function types dynamically as we need them.
10055 (builtin_hash_function): New support for hashing the tree types
10056 for builtin function as we need it, rather than trying to build
10057 all of the trees that we need. Add initial preliminary VSX support.
10058 (builtin_function_type): Ditto.
10059 (builtin_function_eq): Ditto.
10060 (builtin_hash_struct): Ditto.
10061 (rs6000_init_builtins): Ditto.
10062 (rs6000_common_init_builtins): Ditto.
10063 (altivec_init_builtins): Ditto.
10064 (rs6000_common_init_builtins): Ditto.
10065 (enum reload_reg_type): New enum for simplifing reg classes.
10066 (rs6000_reload_register_type): Simplify register classes into GPR,
10067 Vector, and other registers. Altivec and VSX addresses in reload.
10068 (rs6000_secondary_reload_inner): Ditto.
10069 (rs6000_ira_cover_classes): New target hook, that returns the
10070 appropriate cover classes, based on -mvsx being used or not.
10071 (rs6000_secondary_reload_class): Add VSX support.
10072 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
10073 (get_vsel_insn): Ditto.
10074 (rs6000_emit_vector_compare): Rewrite vector conditional support
10075 so that where we can, we use RTL operators, instead of blindly use
10077 (rs6000_emit_vector_select): Ditto.
10078 (rs6000_emit_vector_cond_expr): Ditto.
10079 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
10080 (create_TOC_reference): Add -mdebug=addr support.
10081 (emit_frame_save): VSX loads/stores need register indexed addressing.
10083 * config/rs6000/rs6000.md: Include vector.md.
10085 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
10087 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10088 support for V2DI, V2DF in logical, permute, select operations.
10090 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
10091 switch for vsx/power7.
10092 (-mvsx-scalar-memory): Ditto.
10093 (-mvsx-align-128): Ditto.
10094 (-mallow-movmisalign): Ditto.
10095 (-mallow-df-permute): Ditto.
10096 (-msched-groups): Ditto.
10097 (-malways-hint): Ditto.
10098 (-malign-branch-targets): Ditto.
10100 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
10102 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
10103 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
10104 (rs6000_vector_reg_class): Delete.
10105 (rs6000_vsx_reg_class): Ditto.
10106 (enum rs6000_reg_class_enum): New enum for the constraints that
10107 vary based on target switches.
10108 (rs6000_constraints): New array to hold the register class for all
10109 of the register constraints that vary based on the switches used.
10110 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
10111 (enum rs6000_builtins): Add unsigned varients for the builtin
10112 declarations returned by target hooks for expanding multiplies,
10113 select, and permute operations. Add VSX builtins.
10114 (enum rs6000_builtin_type_index): Add entries for VSX.
10115 (V2DI_type_node): Ditto.
10116 (V2DF_type_node): Ditto.
10117 (unsigned_V2DI_type_node): Ditto.
10118 (bool_long_type_node): Ditto.
10119 (intDI_type_internal_node): Ditto.
10120 (uintDI_type_internal_node): Ditto.
10121 (double_type_internal_node): Ditto.
10123 * config/rs6000/altivec.md (whole file): Move all expanders to
10124 vector.md from altivec.md. Rename insn matching functions to be
10126 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
10127 (altivec_vcmp*): Ditto.
10128 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
10129 (VM): New iterator for moves that includes the VSX types.
10130 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
10131 (altivec_vperm_<mode>_uns): New, for unsigned types.
10132 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
10133 (altivec_eq<mode>): Ditto.
10134 (altivec_gt<mode>): Ditto.
10135 (altivec_gtu<mode>): Ditto.
10136 (altivec_eqv4sf): Ditto.
10137 (altivec_gev4sf): Ditto.
10138 (altivec_gtv4sf): Ditto.
10139 (altivec_vcmpbfp_p): Ditto.
10141 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
10143 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
10146 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
10149 * config/i386/i386.c (output_387_ffreep): Rewrite to use
10150 ASM_SHORT instead of .word.
10151 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
10152 instead of .word in asm template.
10154 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
10157 * ira-lives.c (bb_has_abnormal_call_pred): New function.
10158 (process_bb_node_lives): Use it.
10160 * ira.c (setup_cover_and_important_classes): Don't setup
10161 ira_important_class_nums. Add cover classes to the end of
10163 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
10165 (find_reg_class_closure): Use reorder_important_classes.
10167 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
10169 * config/i386/i386.c (i386_ira_cover_classes): New function.
10170 (TARGET_IRA_COVER_CLASSES): Redefine.
10172 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
10173 importance of order of cover classes in the array.
10175 2009-07-22 Diego Novillo <dnovillo@google.com>
10177 * tree-pass.h (TDF_EH): Define.
10178 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
10179 contains TDF_EH, print the EH region number holding GS.
10180 * tree-dump.c (dump_options): Add "eh".
10181 * doc/invoke.texi: Document it.
10183 2009-07-22 Doug Kwan <dougkwan@google.com>
10185 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
10187 2009-07-22 Michael Matz <matz@suse.de>
10189 PR tree-optimization/35229
10190 PR tree-optimization/39300
10192 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
10193 (inhibit_phi_insertion): New function.
10194 (insert_into_preds_of_block): Call it for REFERENCEs.
10195 (init_pre): Initialize and finalize scalar evolutions.
10196 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
10198 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
10200 * config/i386/predicates.md (zero_extended_scalar_load_operand):
10201 Use CONST_VECTOR_NUNITS to determine number of elements.
10203 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
10205 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
10206 (U, W): Constraints are now deprecated and will be removed if we
10207 run out of letters.
10208 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
10210 ("prefetch"): Add the stcmh instruction for prefetching.
10211 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
10213 (s390_short_displacement): Return always true if compiling for
10214 machines not providing the long displacement facility.
10215 (s390_mem_constraint): Support the new constraint letter Z.
10216 (s390_check_qrst_address): New function.
10218 2009-07-21 DJ Delorie <dj@redhat.com>
10220 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
10223 2009-07-21 Jason Merrill <jason@redhat.com>
10225 * c-common.c (max_tinst_depth): Increase default to 1024.
10227 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10229 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
10230 (vec_unpacku_float_lo_v4si): Ditto.
10232 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
10235 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
10236 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
10237 (builtin_description): Add __builtin_ia32_cvtudq2ps.
10238 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
10240 2009-07-21 Jakub Jelinek <jakub@redhat.com>
10242 PR tree-optimization/40813
10243 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
10246 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
10248 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
10249 with a NOP_EXPR if needed.
10251 2009-07-21 Paul Brook <paul@codesourcery.com>
10253 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
10254 Terminate debug dump with newline.
10256 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10258 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
10259 Cast "1" to unsigned HOST_WIDE_INT.
10260 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
10261 deposit length to the maximum length - lsb. Extend length if
10262 HOST_BITS_PER_WIDE_INT is 32.
10264 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10266 * cgraph.h (constant_pool_htab): New function.
10267 (constant_descriptor_tree): Move from varasm.c.
10268 * varasm.c (constant_pool_htab): New function.
10269 (constant_descriptor_tree): Move to cgraph.h.
10271 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
10273 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
10275 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
10277 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
10280 2009-07-20 Xinliang David Li <davidxl@google.com>
10282 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
10284 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
10286 * config/mips/mips.md (move_type): Add arith.
10287 (type): Handle arith.
10288 (zero_extendsidi2): Rename this into ...
10289 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
10290 (zero_extendsidi2): New expander.
10291 (*zero_extendsidi2_dext): New pattern.
10293 2009-07-20 Nick Clifton <nickc@redhat.com>
10295 * config.gcc (mips64-*-*): Add definition of tm_defines in order
10296 to set MIPS_ABI_DEFAULT.
10297 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
10299 2009-07-20 Jakub Jelinek <jakub@redhat.com>
10301 * tree-object-size.c (addr_object_size): Handle unions with
10302 array in it as last field of structs in __bos (, 1) as __bos (, 0).
10304 PR tree-optimization/40792
10305 * tree.c (build_function_type_skip_args): Remove bogus assert.
10307 2009-07-20 Jan Hubicka <jh@suse.cz>
10308 Martin Jambor <mjambor@suse.cz>
10310 * cgraph.h (combined_args_to_skip): New field.
10311 * cgraph.c (cgraph_create_virtual_clone): Properly handle
10312 combined_args_to_skip and args_to_skip.
10313 * tree-inline.c (update_clone_info): New function.
10314 (tree_function_versioning): Call update_clone_info.
10315 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
10317 (cgraph_materialize_all_clones): More extensive dumping, working
10318 with combined_args_to_skip rather than args_to_skip.
10320 2009-07-20 Ira Rosen <irar@il.ibm.com>
10322 * tree-vectorizer.h (vectorizable_condition): Add parameters.
10323 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
10324 (get_initial_def_for_reduction): Likewise.
10325 (vectorizable_reduction): Skip the check of first operand in case
10326 of COND_EXPR. Add check that it is outer loop vectorization if
10327 nested cycle was detected. Call vectorizable_condition() for
10328 COND_EXPR. If reduction epilogue cannot be created do not fail for
10329 nested cycles (if it is not double reduction). Assert that there
10330 is only one type in the loop in case of COND_EXPR. Call
10331 vectorizable_condition() to vectorize COND_EXPR.
10332 * tree-vect-stmts.c (vectorizable_condition): Update comment.
10333 Add parameters. Allow nested cycles if called from
10334 vectorizable_reduction(). Use reduction vector variable if provided.
10335 (vect_analyze_stmt): Call vectorizable_reduction() before
10336 vectorizable_condition().
10337 (vect_transform_stmt): Update call to vectorizable_condition().
10339 2009-07-20 Christian Bruel <christian.bruel@st.com>
10341 * config/sh/sh.opt (-mfmovd): Resurrect and document.
10342 * doc/invoke.texi (-mfmovd): Likewise.
10343 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
10345 2009-07-20 Jan Hubicka <jh@suse.cz>
10347 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
10348 when handling SSA name.
10350 2009-07-19 Jan Hubicka <jh@suse.cz>
10352 PR tree-optimization/40676
10353 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
10354 virtual PHIs in empty BBs.
10356 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10358 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
10359 re-expanded the compound use gen_lowpart instead to convert to the
10362 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10364 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
10365 OUTER_CONST arguments.
10366 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
10367 the new wider mode will be masked off.
10368 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
10370 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10372 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
10373 high-order bits are zero.
10375 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
10377 * combine.c (simplify_shift_const_1): Split code to determine
10378 shift_mode into ...
10379 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
10380 new bits shifted in are identical to the old sign bit.
10382 2009-07-18 Richard Guenther <rguenther@suse.de>
10385 * gimplify.c (gimplify_call_expr): Reject code using results from
10386 functions returning void.
10388 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10390 * doc/md.texi: Document the new PowerPC "es" constraint.
10391 Document that "m" can include automodified addresses on this target,
10392 and explain how %U must be used. Extend the "Q" and "Z" documentation
10393 to suggest "es" as well as "m".
10394 * config/rs6000/constraints.md (es): New memory constraint.
10395 (Q, Z): Update strings to match new documentation.
10397 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
10399 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
10400 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
10401 * config/rs6000/predicates.md (volatile_mem_operand): Use
10402 offsettable_nonstrict_memref_p.
10403 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
10404 (*floatunssidf2_internal): Likewise.
10405 (*fix_truncdfsi2_internal): Likewise.
10406 (*fix_trunctfsi2_internal): Likewise.
10408 2009-07-17 Anatoly Sokolov <aesok@post.ru>
10410 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
10411 atmega32u2 devices.
10412 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10414 2009-07-17 Richard Guenther <rguenther@suse.de>
10417 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
10418 (pass_warn_unused_result): Likewise.
10419 (TODO_set_props): Remove.
10420 * omp-low.c (diagnose_omp_structured_block_errors): Change to
10422 (pass_diagnose_omp_blocks): Define.
10423 * c-decl.c (pop_file_scope): Do not finalize the CU here.
10424 (c_gimple_diagnostics_recursively): Remove.
10425 (finish_function): Do not call it.
10426 (c_write_global_declarations): Continue after errors.
10427 Finalize the CU here.
10428 * c-gimplify.c (c_genericize): Do not gimplify here.
10429 * c-common.c (c_warn_unused_result): Move ...
10430 * tree-cfg.c (do_warn_unused_result): ... here.
10431 (run_warn_unused_result): New function.
10432 (gate_warn_unused_result): New function.
10433 (pass_warn_unused_result): New pass.
10434 * c-common.h (c_warn_unused_result): Remove.
10435 * flags.h (flag_warn_unused_result): Declare.
10436 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
10437 * opts.c (flag_warn_unused_result): Initialize to false.
10438 * toplev.c (compile_file): Add comment.
10439 * omp-low.c (create_omp_child_function): Do not register
10440 the function with the frontend.
10441 (diagnose_omp_structured_block_errors): Prepare to be
10442 called as optimization pass.
10443 (gate_diagnose_omp_blocks): New function.
10444 (pass_diagnose_omp_blocks): New pass.
10445 * cgraph.h (cgraph_optimize): Remove.
10446 (cgraph_analyze_function): Likewise.
10447 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
10448 * cgraphunit.c (cgraph_lower_function): Lower nested functions
10449 before their parents here.
10450 (cgraph_finalize_function): Not here.
10451 (cgraph_analyze_function): Gimplify functions here.
10452 (cgraph_finalize_compilation_unit): Continue after errors.
10453 Optimize the callgraph from here.
10454 (cgraph_optimize): Make static.
10455 * langhooks.c (write_global_declarations): Finalize the CU.
10456 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
10457 (gimplify_function_tree): Assert we gimplify only once.
10458 Set PROP_gimple_any property.
10459 * tree-nested.c (gimplify_all_functions): New function.
10460 (lower_nested_functions): Gimplify all nested functions.
10461 * gimple.h (diagnose_omp_structured_block_errors): Remove.
10462 * passes.c (init_optimization_passes): Add pass_warn_unused_result
10463 and pass_diagnose_omp_blocks after gimplification. Do not
10464 set TODO_set_props on all_lowering_passes.
10465 (execute_one_pass): Do not handle TODO_set_props.
10466 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
10467 (gimplify.o): Add tree-pass.h dependency.
10468 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
10469 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
10470 (unsave_r): Likewise.
10471 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
10472 temporary variable.
10474 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
10476 * doc/service.texi (Service): Restore previously removed link,
10477 which isn't broken after all.
10479 2009-07-17 Richard Guenther <rguenther@suse.de>
10481 PR tree-optimization/40321
10482 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
10483 PHI nodes to the maximal set.
10484 (make_values_for_phi): Add PHI arguments to the maximal set.
10485 (execute_pre): Dump PHI_GEN and the maximal set.
10487 2009-07-17 Jakub Jelinek <jakub@redhat.com>
10490 * gimplify.c (gimplify_conversion): Don't change non-conversions into
10493 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
10495 * doc/extend.texi (Nested Functions): Replace broken link with
10497 * doc/service.texi (Service): Remove broken link.
10499 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
10502 * builtins.c (expand_builtin_memcmp): Use loc instead of
10503 EXPR_LOCATION (exp).
10504 (expand_builtin_strncmp): Likewise.
10506 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
10507 Manuel López-Ibáñez <manu@gcc.gnu.org>
10510 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
10511 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
10512 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
10513 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
10514 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
10515 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
10516 tree-inline.c, c-common.c, c-common.h, gimple.c,
10517 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
10518 convert.c: Add location argument to fold_{unary,binary,ternary},
10519 fold_build[123], build_call_expr, build_size_arg,
10520 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
10521 fold_build1_initializer, fold_build2_initializer,
10522 fold_build3_initializer, fold_build_call_array,
10523 fold_build_call_array_initializer, fold_single_bit_test,
10524 omit_one_operand, omit_two_operands, invert_truthvalue,
10525 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
10526 combine_comparisons, fold_builtin_*, fold_call_expr,
10527 build_range_check, maybe_fold_offset_to_address, round_up,
10530 2009-07-16 Jason Merrill <jason@redhat.com>
10533 * c-common.c (c_common_reswords): Add __is_standard_layout
10535 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
10536 * doc/implement-cxx.texi: New.
10537 * doc/gcc.texi: Include it.
10539 2009-07-16 DJ Delorie <dj@redhat.com>
10541 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
10542 compares that may be indirectly affected by previous instructions.
10544 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10546 * builtins.c (do_mpc_arg2): New.
10547 (fold_builtin_2): Fold builtin cpow.
10548 * real.h (HAVE_mpc_pow): New.
10550 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
10552 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
10553 comparison to skip unprofitable schedule
10555 2009-07-16 Simon Baldwin <simonb@google.com>
10557 * gcc.c (option_map): New flag -no-canonical-prefixes.
10558 * (display_help): Print help text for new flag.
10559 * (process_command): Move options translation and language specifics
10560 and handle new flag early. Use it to set a function pointer to a
10561 prefix builder. Replace make_relative_prefix calls with calls to
10562 the function pointed to. Ignore new flag in regular options handling.
10563 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
10565 2009-07-15 DJ Delorie <dj@redhat.com>
10567 * config/mep/mep.md (sibcall_internal): Change register to avoid
10568 argument registers.
10569 (sibcall_value_internal): Likewise.
10571 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
10573 PR rtl-optimization/40710
10574 * resource.c (mark_target_live_regs): Reset DF problem to LR.
10576 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
10578 * config/mips/mips.md (*extenddi_truncate<mode>,
10579 *extendsi_truncate<mode>): Change type attribute to move_type
10580 with shift_shift. Split out code handling exts from here ...
10581 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
10583 (*extendhi_truncateqi): Change type attribute to move_type with
10584 shift_shift. Split out code handling exts from here ...
10585 (*extendhi_truncateqi_exts): ... to this new pattern.
10587 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
10589 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
10590 instead of "and" with inverted sign bit mask value. Use
10591 "nonimmediate_operand" for operand 1 and operand 2 predicate.
10592 Allocate registers only for operand 4 and operand 5.
10594 2009-07-15 Jakub Jelinek <jakub@redhat.com>
10596 PR middle-end/40747
10597 * fold-const.c (fold_cond_expr_with_comparison): When folding
10598 < and <= to MIN, make sure the MIN uses the same type as the
10599 comparison's operands.
10601 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
10603 * arm.md (ior_xor): New code iterator.
10604 (split for ior/xor with shift and zero-extend): New split pattern.
10605 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
10607 2009-07-15 Richard Guenther <rguenther@suse.de>
10609 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
10612 2009-07-15 Richard Guenther <rguenther@suse.de>
10614 PR middle-end/40753
10615 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
10617 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10619 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
10620 handle 2.6.30 kernel.
10622 2009-07-15 DJ Delorie <dj@redhat.com>
10624 * config/mep/mep.md (sibcall_internal): Change register to allow
10625 for 24-bit addresses.
10626 (sibcall_value_internal): Likewise.
10628 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
10630 * doc/invoke.texi: Added descriptions of the scheduling heuristics
10631 that are enabled/disabled by the flags introduced by a previous patch.
10633 2009-07-14 DJ Delorie <dj@redhat.com>
10635 * config/mep/mep.md (sibcall_internal): Include non-toggling
10637 (sibcall_value_internal): Likewise.
10639 2009-07-14 Taras Glek <tglek@mozilla.com>
10640 Rafael Espindola <espindola@google.com>
10642 * doc/sourcebuild.texi: Document install-plugin target.
10643 * configure.ac: Added install-plugin target to language makefiles.
10644 * configure: Regenerate.
10645 * Makefile.in: (install-plugin): Install more headers,
10646 depend on lang.install-plugin.
10648 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
10650 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
10653 2009-07-14 DJ Delorie <dj@redhat.com>
10655 * config/mep/mep.c (mep_vliw_jmp_match): New function.
10656 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
10657 * config/mep/mep.md (sibcall_internal): Change test from
10658 mep_vliw_mode_match to mep_vliw_jmp_match.
10659 (sibcall_value_internal): Likewise.
10661 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
10663 * config/i386/sse.md (copysign<mode>3): New expander.
10664 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
10665 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
10666 Use ix86_build_const_vector.
10667 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
10668 IX86_BUILTIN_CPYSGNPD.
10669 (builtin_description): Add __builtin_ia32_copysignps and
10670 __builtin_ia32_copysignpd.
10671 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
10672 and BUILT_IN_COPYSIGNF.
10674 2009-07-13 Jason Merrill <jason@redhat.com>
10676 * builtins.c (can_trust_pointer_alignment): New fn.
10677 (get_pointer_alignment): Factor it out from here.
10678 * tree.h: Declare it.
10680 2009-07-14 David Edelsohn <edelsohn@gnu.org>
10682 * config/rs6000/predicates.md (offsettable_mem_operand): Test
10685 2009-07-14 Dodji Seketeli <dodji@redhat.com>
10689 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
10691 2009-07-14 Richard Guenther <rguenther@suse.de>
10692 Andrey Belevantsev <abel@ispras.ru>
10694 PR middle-end/40745
10695 * cfgexpand.c (partition_stack_vars): Do not bother to update
10696 alias information when not optimizing.
10698 2009-07-14 Richard Guenther <rguenther@suse.de>
10699 Andrey Belevantsev <abel@ispras.ru>
10701 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
10702 (pt_solution_set): Likewise.
10703 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
10704 * tree-ssa-structalias.c (pt_solution_set): New function.
10705 * final.c (rest_of_clean_state): Free SSA data structures.
10706 * print-rtl.c (print_decl_name): Remove.
10707 (print_mem_expr): Implement in terms of print_generic_expr.
10708 * alias.c (ao_ref_from_mem): New function.
10709 (rtx_refs_may_alias_p): Likewise.
10710 (true_dependence): Query alias-export info.
10711 (canon_true_dependence): Likewise.
10712 (write_dependence_p): Likewise.
10713 * tree-dfa.c (get_ref_base_and_extent): For void types leave
10715 * emit-rtl.c (component_ref_for_mem_expr): Remove.
10716 (mem_expr_equal_p): Use operand_equal_p.
10717 (set_mem_attributes_minus_bitpos): Do not use
10718 component_ref_for_mem_expr.
10719 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
10720 (update_alias_info_with_stack_vars): Likewise.
10721 (partition_stack_vars): Call update_alias_info_with_stack_vars.
10722 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
10723 explicitly nor clear stmt operands.
10724 Free the decl-to-pointer map.
10725 * tree-optimize.c (execute_free_datastructures): Do not free
10726 SSA data structures here.
10727 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
10728 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
10729 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
10731 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
10733 2009-07-13 DJ Delorie <dj@redhat.com>
10735 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
10736 unrolling at the right iteration count.
10738 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
10741 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
10743 * haifa-sched.c (rank_for_schedule): Introduced flags to
10744 enable/disable individual scheduling heuristics.
10745 * common.opt: Introduced flags to enable/disable individual
10746 heuristics in the scheduler.
10747 * doc/invoke.texi: Introduced flags to enable/disable individual
10748 heuristics in the scheduler.
10750 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
10752 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
10753 config/i386/mingw-tls.c.
10754 * config/i386/mingw-tls.c: Removed.
10756 2009-07-13 Ira Rosen <irar@il.ibm.com>
10758 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
10759 checks access only relevant statements.
10760 (vectorizable_reduction): Likewise.
10762 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
10764 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
10765 just for 32-bit case.
10767 2009-07-12 Jan Hubicka <jh@suse.cz>
10769 PR tree-optimization/40585
10770 * except.c (expand_resx_expr): When there already is resume
10771 instruction, produce linked list.
10772 (build_post_landing_pads): Assert that resume is empty.
10773 (connect_post_landing_pads): Handle resume lists.
10774 (dump_eh_tree): Dump resume list.
10776 2009-07-12 Ira Rosen <irar@il.ibm.com>
10778 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10779 with additional argument.
10780 * tree-vectorizer.h (enum vect_def_type): Add
10781 vect_double_reduction_def.
10782 (vect_is_simple_reduction): Add argument.
10783 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
10785 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
10786 vect_is_simple_reduction with additional argument.
10787 (vect_analyze_loop_operations): Handle exit phi nodes in case of
10789 (reduction_code_for_scalar_code): Handle additional codes by
10790 returning ERROR_MARK for them. Fix comment and indentation.
10791 (vect_is_simple_reduction): Fix comment, add argument to specify
10792 double reduction. Detect double reduction.
10793 (get_initial_def_for_induction): Fix indentation.
10794 (get_initial_def_for_reduction): Fix comment and indentation.
10795 Handle double reduction. Create initial definitions that do not
10796 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
10797 (vect_create_epilog_for_reduction): Fix comment, add argument to
10798 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
10799 epilogue result extraction. Create double reduction phi node and
10800 replace relevant uses.
10801 (vectorizable_reduction): Call vect_is_simple_reduction with
10802 additional argument. Fix indentation. Update epilogue code treatment
10803 according to the changes in reduction_code_for_scalar_code. Check
10804 for double reduction. Call vect_create_epilog_for_reduction with
10805 additional argument.
10806 * tree-vect-stmts.c (process_use): Handle double reduction, update
10808 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
10809 (vect_get_vec_def_for_operand): Likewise.
10811 2009-07-12 Danny Smith <dansmister@gmail.com>
10813 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
10814 dllexport if !TREE_PUBLIC.
10815 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
10817 2009-07-11 Anatoly Sokolov <aesok@post.ru>
10819 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
10820 (avr_extra_arch_macro) Remove declatation.
10821 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
10822 (avr_extra_arch_macro) Declare as static.
10823 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
10825 2009-07-11 Jan Hubicka <jh@suse.cz>
10827 PR middle-end/48388
10828 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
10830 2009-07-11 Jakub Jelinek <jakub@redhat.com>
10833 * dwarf2out.c (dw_fde_struct): Add in_std_section and
10834 cold_in_std_section bits.
10835 (dwarf2out_begin_prologue): Initialize them.
10836 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
10837 if already covered by text_section or cold_text_section range.
10839 PR rtl-optimization/40667
10840 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
10841 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
10842 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
10843 * config/i386/i386.c (ix86_minimum_alignment): New function.
10844 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
10845 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
10846 * emit-rtl.c (gen_reg_rtx): Likewise.
10847 * function.c (assign_parms): Likewise. If nominal_type needs
10848 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
10849 rather than passed_type's alignment.
10852 * function.c (assign_parm_setup_stack): Adjust
10853 MEM_OFFSET (data->stack_parm) if promoted_mode is different
10854 from nominal_mode on big endian.
10856 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
10858 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
10860 2009-07-10 DJ Delorie <dj@redhat.com>
10862 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
10864 2009-07-10 Mark Mitchell <mark@codesourcery.com>
10866 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
10868 (thumb2_cbnz): Likewise.
10870 2009-07-10 David Daney <ddaney@caviumnetworks.com>
10873 * config.gcc (supported_defaults): Add synci.
10874 (with_synci): Add validation.
10875 (all_defaults): Add synci.
10876 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
10879 * config/mips/mips.opt (msynci): New option.
10880 * config/mips/mips.c (mips_override_options): Warn on use of
10881 -msynci for targets that do now support it.
10882 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
10884 * gcc/doc/invoke.texi (-msynci): Document the new option.
10885 * doc/install.texi (--with-synci): Document the new option.
10887 2009-07-10 Richard Guenther <rguenther@suse.de>
10889 PR tree-optimization/40496
10890 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
10891 the PHI result with a compatible type.
10893 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
10897 * c.opt (Wunused-result): New.
10898 * doc/invoke.texi: Document it.
10899 * c-common.c (c_warn_unused_result): Use it.
10901 2009-07-09 DJ Delorie <dj@redhat.com>
10903 * targhooks.c (default_target_can_inline_p): Rename from
10904 default_target_option_can_inline_p.
10905 * targhooks.h (default_target_can_inline_p): Likewise.
10906 * target-def.h (TARGET_CAN_INLINE_P): Rename from
10907 TARGET_OPTION_CAN_INLINE_P.
10908 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
10909 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
10910 (mep_target_can_inline_p): Rename from
10911 mep_target_option_can_inline_p.
10914 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
10915 registers used to pass vectors.
10917 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
10919 2009-07-09 Tom Tromey <tromey@redhat.com>
10921 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
10922 * config/mmix/mmix.c: Include dwarf2.h.
10923 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
10924 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
10925 * config/sh/sh.c: Include dwarf2.h.
10926 * config/i386/i386.c: Include dwarf2.h.
10927 * Makefile.in (DWARF2_H): Remove 'elf'.
10928 * except.c: Include dwarf2.h.
10929 * unwind-dw2.c: Include dwarf2.h.
10930 * dwarf2out.c: Include dwarf2.h.
10931 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
10932 * unwind-dw2-fde.c: Include dwarf2.h.
10933 * dwarf2asm.c: Include dwarf2.h.
10935 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10937 * haifa-sched.c (insn_finishes_cycle_p): New static function.
10938 (max_issue): Use it.
10939 * sched-int.h (struct sched_info: insn_finishes_block_p): New
10941 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
10942 (region_sched_info): Update.
10943 * sched-ebb.c (ebb_sched_info): Update.
10944 * modulo-sched.c (sms_sched_info): Update.
10945 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
10947 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
10949 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
10951 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
10953 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
10955 2009-07-09 Jakub Jelinek <jakub@redhat.com>
10957 PR middle-end/40692
10958 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
10959 arg1 with arg01 if arg1 is already INTEGER_CST.
10961 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10963 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
10964 Transform (and (truncate)) into (truncate (and)).
10966 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
10968 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
10969 creating LHS paradoxical subregs. Fix surrounding returns to
10970 use NULL_RTX rather than 0.
10972 2009-07-08 DJ Delorie <dj@redhat.com>
10974 * config/mep/mep.c: (mep_option_can_inline_p): New.
10975 (TARGET_OPTION_CAN_INLINE_P): Define.
10977 2009-07-08 Mark Wielaard <mjw@redhat.com>
10980 * dwarf2out.c (add_data_member_location_attribute): When we have
10981 only a constant offset don't emit a new location description using
10982 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
10985 2009-07-08 Richard Henderson <rth@redhat.com>
10988 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
10989 (enum reg_class): Add CLOBBERED_REGS.
10990 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
10991 * config/i386/i386.c (ix86_conditional_register_usage): Moved
10992 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
10993 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
10994 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
10995 force 64-bit sibcalls into R11.
10996 * config/i386/constraints.md (U): New constraint.
10997 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
10998 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
10999 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
11001 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
11003 * basic-block.h (dump_regset, debug_regset): Remove duplicate
11005 * c-objc-common.h (c_initialize_diagnostics): Ditto.
11006 * ebitmap.h (dump_ebitmap): Ditto.
11007 * optabs.h (optab_libfunc): Ditto.
11008 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
11009 * tree-flow.h (vect_can_force_dr_alignment_p,
11010 get_vectype_for_scalar_type): Ditto.
11011 (vectorize_loops): Move prototype to ...
11012 * tree-vectorizer.h: ... here. Also, adjust comment.
11013 (vect_set_verbosity_level): Remove duplicate prototype.
11014 * tree-ssa-loop.c: Include tree-vectorizer.h.
11015 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
11017 2009-07-08 Nick Clifton <nickc@redhat.com>
11019 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
11022 2009-07-08 DJ Delorie <dj@redhat.com>
11024 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
11025 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
11026 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
11028 * config/mep/intrinsics.md: Regenerated.
11029 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
11030 registers when asm() or calls are detected.
11032 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
11035 * gimplify.c (gimplify_expr): Propagate no_warning flag when
11037 * gimple (gimple_build_call_from_tree): Likewise.
11038 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
11039 no_warning flag before warning.
11041 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11043 * tree.c (set_expr_locus): Remove.
11044 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
11045 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
11047 * gimplify.c (internal_get_tmp_var): Likewise.
11048 (gimplify_call_expr): Likewise.
11049 (gimplify_one_sizepos): Likewise.
11051 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
11054 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
11055 to variables for debugging purposes.
11057 2009-06-23 Mark Loeser <mark@halcy0n.com>
11060 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
11062 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11064 * pretty-print.c (pp_base_format): Remove %J.
11065 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11066 gcc_cxxdiag_char_table): Likewise.
11067 (init_dynamic_diag_info): Likewise.
11069 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11071 * pretty-print.c (pp_base_format): Remove %H.
11072 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
11073 gcc_cxxdiag_char_table): Likewise.
11074 (init_dynamic_diag_info): Likewise.
11075 * config/mep/mep.c (mep_select_section): Likewise.
11077 2009-07-07 Duncan Sands <baldrick@free.fr>
11079 * final.c (pass_clean_state): Give the pass a name.
11080 * passes.c (pass_rest_of_compilation): Likewise.
11081 * tree-optimize.c (pass_all_optimizations): Likewise.
11083 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
11085 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
11086 an extra 'decl' for error_at.
11088 2009-07-07 Jakub Jelinek <jakub@redhat.com>
11090 PR middle-end/40669
11091 * tree-tailcall.c (adjust_return_value_with_ops,
11092 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
11093 if it has complex or vector type.
11095 2009-07-07 Olivier Hainque <hainque@adacore.com>
11097 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
11100 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
11102 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
11104 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11106 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
11107 * c-decl.c: Likewise.
11108 * function.c: Likewise.
11109 * varasm.c: Likewise.
11110 * tree-ssa.c: Likewise.
11111 * c-common.c: Likewise.
11112 * tree-cfg.c: Likewise.
11113 * config/spu/spu.c: Likewise.
11114 * config/ia64/ia64.c: Likewise.
11115 * config/v850/v850.c: Likewise.
11117 2009-07-06 DJ Delorie <dj@redhat.com>
11119 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
11120 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
11121 unspecified accesses to control registers.
11122 * config/mep/intrinsics.md: Regenerate.
11123 * config/mep/intrinsics.h: Regenerate.
11124 * config/mep/mep-intrin.h: Regenerate.
11126 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
11128 * c-lex.c: Replace %H by an explicit location. Update all calls.
11129 * c-common.c: Likewise.
11130 * c-decl.c: Likewise.
11131 * c-typeck.c: Likewise.
11132 * fold-const.c: Likewise.
11133 * gimplify.c: Likewise.
11134 * stmt.c: Likewise.
11135 * tree-cfg.c: Likewise.
11136 * tree-ssa-loop-niter.c: Likewise.
11137 * tree-vrp.c: Likewise.
11138 * value-prof.c: Likewise.
11140 2009-07-06 Diego Novillo <dnovillo@google.com>
11142 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
11143 if it has one. Handle cases where VAR does not have an
11144 annotation or cfun is NULL.
11146 2009-07-06 Diego Novillo <dnovillo@google.com>
11148 * tree.c: Include debug.h.
11149 (initialize_tree_contains_struct): New.
11150 (init_ttree): Call it.
11151 (tree_node_structure_for_code): Factor out of ...
11152 (tree_node_structure): ... here.
11153 * treestruct.def (TS_PHI_NODE): Remove.
11154 (TS_GIMPLE_STATEMENT): Remove.
11156 2009-07-06 Diego Novillo <dnovillo@google.com>
11158 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
11159 (debug_tree_chain): Handle cycles.
11161 2009-07-06 Nick Clifton <nickc@redhat.com>
11162 DJ Delorie <dj@redhat.com>
11164 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11165 __FMOVD_ENABLED__ is defined.
11167 (TARGET_FMOVD): Provide a default definition.
11168 (MASK_FMOVD): Likewise.
11169 (TARGET_CPU_CPP_BUILTINS): Define
11170 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11171 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11172 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
11173 (split for DF load from memory into register): Also handle
11174 MEMs which consist of REG+DISP addressing.
11175 (split for DF store from register to memory): Likewise.
11176 (movsf_ie): Always use single fp_mode.
11177 * config/sh/sh.c (sh_override_options): Do not automatically
11178 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11179 that to the -mfmovd command line switch.
11180 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
11181 (fldi_ok): Always allow.
11182 * config/sh/sh.opt (mfmovd): Remove this switch.
11183 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11185 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
11186 Kaz Kojima <kkojima@gcc.gnu.org>
11188 PR rtl-optimization/30807
11189 * postreload.c (reload_combine): For every new use of REG_SUM,
11190 record the use of BASE.
11192 2009-07-06 Jan Hubicka <jh@suse.cz>
11194 * params.def: Revert my accidental commit at 2009-06-30.
11196 2009-07-04 Ian Lance Taylor <iant@google.com>
11199 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
11201 (mingw_format_attribute_overrides): Likewise.
11203 2009-07-04 Jakub Jelinek <jakub@redhat.com>
11206 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
11207 don't check cfa.reg. Instead of cfa.indirect use
11208 fde && fde->drap_reg != INVALID_REGNUM test.
11210 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
11212 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
11214 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
11217 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
11219 2009-07-03 Richard Guenther <rguenther@suse.de>
11221 PR tree-optimization/40640
11222 * tree-switch-conversion.c (build_arrays): Perform arithmetic
11225 2009-07-03 Jan Hubicka <jh@suse.cz>
11227 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
11228 for size, reduce amount of inlining.
11230 2009-07-03 Richard Guenther <rguenther@suse.de>
11232 PR middle-end/34163
11233 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
11234 if t +- x is known to not overflow and the conversion widens the
11236 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
11238 2009-07-03 Jan Hubicka <jh@suse.cz>
11240 * ipa-pure-const.c (analyze): Update loop optimizer init.
11241 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
11242 try_remove_empty_loop, remove_empty_loops): Remove.
11243 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
11244 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
11245 to mark regular loops as neccesary.
11246 (degenerate_phi_p): New function.
11247 (propagate_necessity, remove_dead_phis): Use it.
11248 (forward_edge_to_pdom): Likewise.
11249 (eliminate_unnecessary_stmts): Take care to remove uses of results of
11250 virtual PHI nodes that became unreachable.
11251 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
11252 * tree-flow.h (remove_empty_loops): Remove.
11253 * passes.c (init_optimization_passes): Remove.
11255 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
11257 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
11258 can_create_pseudo_p.
11259 (*fix_trunc<mode>_i387_1): Ditto.
11260 (*floathi<mode>2_1): Ditto.
11261 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
11262 (*fistdi2_1): Ditto.
11263 (*fist<mode>2_1): Ditto.
11264 (frndintxf2_floor): Ditto.
11265 (*fist<mode>2_floor_1): Ditto.
11266 (frndintxf2_ceil): Ditto.
11267 (*fist<mode>2_ceil_1): Ditto.
11268 (frndintxf2_trunc): Ditto.
11269 (frndintxf2_mask_pm): Ditto.
11270 (fxam<mode>2_i387_with_temp): Ditto.
11271 * config/i386/sse.md (mulv16qi3): Ditto.
11272 (*sse2_mulv4si3): Ditto.
11274 (sse4_2_pcmpestr): Ditto.
11275 (sse4_2_pcmpistr): Ditto.
11277 2009-07-03 Jan Hubicka <jh@suse.cz>
11279 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
11280 (mark_stmt_necessary): Set it.
11281 (mark_operand_necessary): Set it.
11282 (mark_control_dependent_edges_necessary): Set it.
11283 (mark_virtual_phi_result_for_renaming): New function.
11284 (get_live_post_dom): New function.
11285 (forward_edge_to_pdom): New function.
11286 (remove_dead_stmt): Fix handling of control dependences.
11287 (tree_dce_init): Init new bitmap.
11288 (tree_dce_done): Free it.
11290 2009-07-02 Richard Guenther <rguenther@suse.de>
11293 * tree-ssa-structalias.c (new_var_info): Initialize
11296 2009-07-02 Jan Hubicka <jh@suse.cz>
11298 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
11301 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
11303 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
11304 instead of recomputing it. Adjust calls.
11305 (emit_store_flag): Adjust recursive calls.
11307 2009-07-02 Richard Guenther <rguenther@suse.de>
11309 * tree-ssa-live.c (remove_unused_locals): Do not remove
11311 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
11312 of DECL_EXTERNAL for HEAP variables.
11313 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
11314 HEAP variables. Do not adjust RESTRICT vars.
11315 (find_what_var_points_to): Nobody cares if something
11316 points to READONLY.
11318 2009-07-02 Ben Elliston <bje@au.ibm.com>
11320 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
11321 pc_low and pc_high declarations to the top of the function.
11323 2009-07-01 DJ Delorie <dj@redhat.com>
11325 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
11326 registers as fixed.
11327 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
11328 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
11329 unspecified accesses to control registers.
11330 * config/mep/intrinsics.md: Regenerate.
11331 * config/mep/intrinsics.h: Regenerate.
11332 * config/mep/mep-intrin.h: Regenerate.
11334 2009-07-01 Anthony Green <green@moxielogic.com>
11336 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
11337 instruction when possible.
11338 (moxie_expand_prologue): Ditto. Also, save an instruction and
11339 some complexity by popping off of $r12 instead of $sp.
11340 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
11343 2009-07-01 Richard Henderson <rth@redhat.com>
11346 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
11347 contained no insns, reposition note before last insn.
11349 2009-07-01 Richard Henderson <rth@redhat.com>
11352 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
11353 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
11355 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
11358 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
11359 darwin9 for printing reg addresses with %y.
11361 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11363 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
11364 truncation from operands in binary operations.
11366 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
11369 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
11370 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
11371 subreg of op0 to the original op0.
11373 * expmed.c (store_bit_field_1): Use a temporary as the destination
11374 instead of a paradoxical subreg when we need to truncate the result.
11376 2009-07-01 DJ Delorie <dj@redhat.com>
11378 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
11379 names to VLIW variants.
11380 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
11381 * config/mep/intrinsics.md: Regenerate.
11382 * config/mep/intrinsics.h: Regenerate.
11383 * config/mep/mep-intrin.h: Regenerate.
11385 2009-07-01 Jakub Jelinek <jakub@redhat.com>
11388 * jump.c (returnjump_p): Revert last patch.
11389 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
11391 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11394 * pa.md (casesi32p): Use jump table label to determine the offset
11396 (casesi64p): Likewise.
11398 * pa.c (forward_branch_p): Return bool type. Use instruction
11399 addresses when available. Assert that INSN has a jump label.
11400 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
11403 2009-07-01 Richard Guenther <rguenther@suse.de>
11405 PR tree-optimization/19831
11406 * tree-ssa-dce.c (propagate_necessity): Calls to functions
11407 that only act as barriers do not make any previous stores necessary.
11408 * tree-ssa-structalias.c (handle_lhs_call): Delay making
11409 HEAP variables global, do not add a constraint from nonlocal.
11410 (find_func_aliases): Handle escapes through return statements.
11411 (compute_points_to_sets): Make escaped HEAP variables global.
11413 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11416 * expmed.c (emit_store_flag): Perform a conversion if necessary,
11417 after reducing a DImode cstore to SImode.
11419 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
11421 * expr.c (expand_expr_real_1): Reinstate fallthrough to
11422 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
11424 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
11426 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
11427 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
11429 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
11430 and umod_optab if TARGET_BSD_DIVMOD.
11431 * config/vax/lib1funcs.asm: New file.
11432 * config/vax/t-linux: New file.
11433 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
11435 2009-06-30 Jakub Jelinek <jakub@redhat.com>
11438 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
11439 to type arguments that have void type.
11442 * dwarf2out.c (gen_formal_parameter_die): Call
11443 equate_decl_number_to_die if node is different from origin.
11445 2009-06-30 Anthony Green <green@moxielogic.com>
11447 Clean up moxie port for --enable-build-with-cxx.
11448 * config/moxie/moxie.c (moxie_function_value): First two
11449 parameters are const_tree, not tree.
11450 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
11451 (REG_CLASS_NAMES): Ditto.
11452 (REGNO_REG_CLASS): Ditto.
11453 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
11454 (moxie_function_value): Fix constyness of arguments.
11456 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
11458 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
11459 finalize_size_functions before further processing.
11460 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
11461 (variable_size): Call self_referential_size on size expressions
11462 that contain a PLACEHOLDER_EXPR.
11463 (size_functions): New static variable.
11464 (copy_self_referential_tree_r): New static function.
11465 (self_referential_size): Likewise.
11466 (finalize_size_functions): New global function.
11467 * tree.c: Include tree-inline.h.
11468 (push_without_duplicates): New static function.
11469 (find_placeholder_in_expr): New global function.
11470 (substitute_in_expr) <tcc_declaration>: Return the replacement object
11472 <tcc_expression>: Likewise.
11473 <tcc_vl_exp>: If the replacement object is a constant, try to inline
11474 the call in the expression.
11475 * tree.h (finalize_size_functions): Declare.
11476 (find_placeholder_in_expr): Likewise.
11477 (FIND_PLACEHOLDER_IN_EXPR): New macro.
11478 (substitute_placeholder_in_expr): Update comment.
11479 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
11481 (copy_tree_body_r): Likewise.
11482 (copy_tree_body): New static function.
11483 (maybe_inline_call_in_expr): New global function.
11484 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
11485 (maybe_inline_call_in_expr): Declare.
11486 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
11487 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
11490 2009-06-30 Richard Guenther <rguenther@suse.de>
11492 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
11494 (propagate_necessity): Do not mark reaching defs of stores
11497 2009-06-30 Jan Hubicka <jh@suse.cz>
11499 * cfgloopanal.c (check_irred): Move into ...
11500 (mark_irreducible_loops): ... here; return true if ireducible
11502 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
11503 (analyze_function): Try to prove loop finiteness.
11504 * cfgloop.h (mark_irreducible_loops): Update prototype.
11505 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
11507 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
11509 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
11511 2009-06-30 Ira Rosen <irar@il.ibm.com>
11513 PR tree-optimization/40542
11514 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
11517 2009-06-30 Martin Jambor <mjambor@suse.cz>
11519 PR tree-optimization/40582
11520 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
11521 than useless_type_conversion_p.
11522 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
11525 2009-06-30 Martin Jambor <mjambor@suse.cz>
11527 PR middle-end/40554
11528 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
11530 2009-06-30 Richard Guenther <rguenther@suse.de>
11532 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
11533 use ao_ref references.
11534 (walk_aliased_vdefs): Likewise.
11535 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
11536 * tree-ssa-dce.c (struct ref_data): Remove.
11537 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
11538 (mark_aliased_reaching_defs_necessary): Adjust.
11539 (mark_all_reaching_defs_necessary_1): Likewise.
11541 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
11544 * expmed.c (emit_cstore): New name of emit_store_flag_1.
11545 (emit_store_flag_1): Extract from emit_store_flag, adjust
11546 calls to (what now is) emit_cstore.
11547 (emit_store_flag): Call emit_store_flag_1 and also use it
11548 for what used to be recursive calls.
11550 2009-06-30 Wei Guozhi <carrot@google.com>
11553 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
11554 if the target bb post dominates from bb.
11555 * config/i386/i386.c (memory_address_length): Check existence of base
11556 register before using it.
11558 2009-06-30 Nick Clifton <nickc@redhat.com>
11559 DJ Delorie <dj@redhat.com>
11561 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
11562 __FMOVD_ENABLED__ is defined.
11564 (TARGET_FMOVD): Provide a default definition.
11565 (MASK_FMOVD): Likewise.
11566 (TARGET_CPU_CPP_BUILTINS): Define
11567 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
11568 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
11569 two fmov instructions depending upon whether TARGET_FMOVD is
11571 (split for DF load from memory into register): Also handle
11572 MEMs which consist of REG+DISP addressing.
11573 (split for DF store from register to memory): Likewise.
11574 * config/sh/sh.opt (mfmovd): Remove this switch.
11575 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
11576 * config/sh/sh.c (sh_override_options): Do not automatically
11577 enable TARGET_MOVD for the SH2A when supporting doubles - leave
11578 that to the -mfmovd command line switch.
11580 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
11582 (fldi_ok): Always allow.
11583 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
11585 2009-06-29 DJ Delorie <dj@redhat.com>
11587 * doc/install.texi (mep-x-elf): Correct chip's full name.
11589 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
11591 * doc/extend.texi: Fix typo.
11593 2009-06-29 Tom Tromey <tromey@redhat.com>
11595 * dwarf2.h: Remove.
11596 * Makefile.in (DWARF2_H): New variable.
11597 (except.o): Use it.
11598 (dwarf2out.o): Likewise.
11599 (dwarf2asm.o): Likewise.
11600 * config/i386/t-i386: Use DWARF2_H.
11601 * except.c: Include elf/dwarf2.h.
11602 * unwind-dw2.c: Include elf/dwarf2.h.
11603 * dwarf2out.c: Include elf/dwarf2.h.
11604 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
11605 <dtprel>: New field.
11606 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
11607 (size_of_loc_descr): Likewise.
11608 (output_loc_operands_raw): Likewise.
11609 (output_loc_operands): Handle new dtprel field.
11610 (loc_checksum): Update.
11611 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
11612 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
11613 * unwind-dw2-fde.c: Include elf/dwarf2.h.
11614 * dwarf2asm.c: Include elf/dwarf2.h.
11615 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
11616 * config/mmix/mmix.c: Include elf/dwarf2.h.
11617 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
11618 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
11619 * config/sh/sh.c: Include elf/dwarf2.h.
11620 * config/i386/i386.c: Include elf/dwarf2.h.
11622 2009-06-29 DJ Delorie <dj@redhat.com>
11624 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
11626 * doc/extend.texi: Add MeP attributes and pragmas.
11627 * doc/invoke.text: Add MeP Options.
11628 * doc/contrib.texi: Add MeP contribution.
11629 * doc/md.texi: Add MeP constraints.
11630 * doc/install.texi: Add MeP target.
11632 2009-06-30 Anatoly Sokolov <aesok@post.ru>
11634 * target.h (struct gcc_target): Add frame_pointer_required field.
11635 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
11636 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
11637 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
11639 * reload1.c (update_eliminables): (Ditto.).
11640 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
11641 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
11642 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
11644 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
11646 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
11647 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11648 (arm_frame_pointer_required): New function.
11650 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
11651 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11652 (avr_frame_pointer_required_p): Declare as static.
11653 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
11655 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
11656 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11657 (bfin_frame_pointer_required): Make as static, change return type
11659 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
11661 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
11662 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11663 (cris_frame_pointer_required): New function.
11665 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
11667 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
11668 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11669 (fr30_frame_pointer_required): New function.
11671 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
11672 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11673 (frv_frame_pointer_required): Make as static, change return type
11675 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
11677 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
11678 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11679 (ix86_frame_pointer_required): Make as static, change return type to
11681 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
11683 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
11684 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11686 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
11688 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
11690 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
11692 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
11693 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11694 (mips_frame_pointer_required): Make as static.
11695 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
11697 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
11698 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11699 (mmix_frame_pointer_required): Mew function.
11701 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
11702 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11704 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
11706 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
11708 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
11710 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
11711 (CAN_ELIMINATE): Redefine.
11712 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
11713 (sparc_frame_pointer_required): New function.
11714 (sparc_can_eliminate): New function.
11715 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
11717 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
11718 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11720 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
11721 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
11722 (xtensa_frame_pointer_required): Make as static, change return type
11724 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
11727 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
11729 * doc/plugins.texi: Document PLUGIN_START_UNIT.
11730 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
11731 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
11732 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
11733 (register_callback): Handle PLUGIN_START_UNIT.
11734 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
11736 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
11738 * tree.c (process_call_operands): Propagate TREE_READONLY from the
11740 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
11741 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
11743 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
11745 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
11748 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
11750 * doc/extend.texi (Additional Floating Types): __float128 is also
11751 supported on i386 targets.
11753 2009-06-29 Richard Guenther <rguenther@suse.de>
11755 PR middle-end/14187
11756 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
11758 (pt_solutions_same_restrict_base): Declare.
11759 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
11761 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
11762 (make_constraint_from, make_copy_constraint): Move earlier.
11763 (make_constraint_from_heapvar): New function.
11764 (make_constraint_from_restrict): Likewise.
11765 (handle_lhs_call): Use it.
11766 (find_func_aliases): Use it to track conversions to restrict
11767 qualified pointers.
11768 (struct fieldoff): Add only_restrict_pointers flag.
11769 (push_fields_onto_fieldstack): Initialize it.
11770 (create_variable_info_for): Track global restrict qualified pointers.
11771 (intra_create_variable_infos): Use make_constraint_from_heapvar.
11772 Track restrict qualified pointer arguments.
11773 (set_uids_in_ptset): Use varinfo is_global_var flag.
11774 (find_what_var_points_to): Set the vars_contains_restrict flag.
11775 Always create the points-to solution for sets including restrict tags.
11776 (pt_solutions_same_restrict_base): New function.
11777 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
11778 qualified pointers use pt_solutions_same_restrict_base as
11779 additional source for disambiguation.
11781 2009-06-29 Richard Guenther <rguenther@suse.de>
11783 PR middle-end/38212
11784 * alias.c (find_base_decl): Remove.
11785 (get_deref_alias_set_1): Remove restrict handling.
11786 * c-common.c (c_apply_type_quals_to_decl): Do not set
11787 DECL_POINTER_ALIAS_SET.
11788 * gimplify.c (find_single_pointer_decl_1): Remove.
11789 (find_single_pointer_decl): Likewise.
11790 (internal_get_tmp_var): Remove restrict handling.
11791 (gimple_regimplify_operands): Likewise.
11792 * omp-low.c (expand_omp_atomic_pipeline): Do not set
11793 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
11794 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
11795 * tree.c (restrict_base_for_decl): Remove.
11796 (init_ttree): Do not allocate it.
11797 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
11798 LABEL_DECL_UID for label decls.
11799 (copy_node_stat): Do not copy restrict information.
11800 (decl_restrict_base_lookup): Remove.
11801 (decl_restrict_base_insert): Likewise.
11802 (print_restrict_base_statistics): Likewise.
11803 (dump_tree_statistics): Do not call print_restrict_base_statistics.
11804 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
11805 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
11806 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
11807 (LABEL_DECL_UID): Adjust.
11808 (DECL_BASED_ON_RESTRICT_P): Remove.
11809 (DECL_GET_RESTRICT_BASE): Likewise.
11810 (SET_DECL_RESTRICT_BASE): Likewise.
11811 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
11813 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
11814 instead of DECL_POINTER_ALIAS_SET.
11815 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
11816 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
11817 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
11819 2009-06-29 Richard Guenther <rguenther@suse.de>
11821 PR tree-optimization/40579
11822 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
11823 the IL to simplify has constants that overflowed.
11825 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
11827 PR tree-optimization/40550
11828 * tree-vect-generic.c (expand_vector_operations_1): Compute in
11829 vector_compute_type only when the size of vector_compute_type is
11830 less than the size of type.
11832 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
11834 * fold-const.c (contains_label_1): Fix comments.
11835 (contains_label_p): Do not walk trees multiple time.
11837 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11839 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
11840 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
11841 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
11842 ix86_fp_comparison_operator.
11843 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
11844 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
11845 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
11846 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
11847 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
11848 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
11849 (related splits): Change predicate to ix86_fp_comparison_operator.
11850 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
11851 instead of ix86_fp_comparison_codes.
11852 (ix86_trivial_fp_comparison_operator,
11853 ix86_fp_comparison_operator): New.
11854 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
11855 (ix86_expand_compare): Eliminate last two parameters.
11856 (ix86_fp_jump_nontrivial_p): Kill.
11857 * config/i386/i386.c (put_condition_code): Eliminate call to
11858 ix86_fp_comparison_codes and subsequent assertion.
11859 (ix86_fp_comparison_codes): Eliminate.
11860 (ix86_fp_swap_condition): New.
11861 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
11862 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
11863 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
11864 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
11865 and ix86_fp_swap_condition.
11866 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
11867 Use ix86_fp_comparison_strategy.
11868 (ix86_expand_compare): Likewise. Eliminate last two arguments.
11869 (ix86_fp_jump_nontrivial_p): Eliminate.
11870 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
11871 call to ix86_expand_compare.
11872 (ix86_split_fp_branch, ix86_expand_setcc,
11873 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
11874 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
11876 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11878 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
11879 related to jump_clobbers.
11880 * config/arm/arm.md (conds): Remove jump_clob case.
11881 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
11882 splits): Change comparison_operator to arm_comparison_operator.
11883 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
11886 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11888 * dojump.c (do_compare_rtx_and_jump): Try swapping the
11889 condition for floating point modes.
11890 * expmed.c (emit_store_flag_1): Move here a bigger part
11891 of emit_store_flag.
11892 (emit_store_flag): Try swapping the condition for floating point
11894 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
11896 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11898 * expr.c (expand_expr_real_1): Just use do_store_flag.
11899 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
11900 emit_store_flag_force.
11901 * expmed.c (emit_store_flag_force): Copy here trick
11902 previously in expand_expr_real_1. Try reversing the comparison.
11903 (emit_store_flag_1): Work if target is NULL.
11904 (emit_store_flag): Work if target is NULL, using the result mode
11905 from the comparison. Use split_comparison, restructure final part
11906 to simplify conditionals.
11908 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
11910 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
11911 * dojump.c (do_jump): Change handling of floating-point
11912 ops to use just do_compare_and_jump.
11913 (split_comparison): New.
11914 (do_compare_rtx_and_jump): Add here logic coming previously
11915 in do_jump, using split_comparison.
11917 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
11920 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
11922 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11924 * tree-ssa-alias.c: Fix unintentional commit.
11926 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11928 * passes.c (execute_one_pass): Fix unintentional commit.
11930 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11932 * df-problems.c (df_set_seen, df_unset_seen): Delete.
11933 (df_rd_local_compute, df_md_local_compute): Inline them.
11935 (df_md_scratch): New.
11936 (df_md_alloc, df_md_free): Allocate/free it.
11937 (df_md_local_compute): Only include live registers in init.
11938 (df_md_transfer_function): Prune the in-set computed by
11939 the confluence function, and the gen-set too.
11941 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11943 PR rtl-optimization/26854
11944 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
11945 * df-problems.c (df_rd_add_problem): Fix comment.
11946 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
11947 df_md_simulate_artificial_defs_at_top,
11948 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
11949 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
11950 df_md_transfer_function, df_md_init, df_md_confluence_0,
11951 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
11952 problem_MD, df_md_add_problem): New.
11953 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
11954 df_md_get_bb_info): New.
11955 (DF_LAST_PROBLEM_PLUS1): Adjust.
11957 * Makefile.in (fwprop.o): Include domwalk.h.
11958 * fwprop.c: Include domwalk.h.
11959 (reg_defs, reg_defs_stack): New.
11960 (bitmap_only_bit_between): Remove.
11961 (process_defs): New.
11962 (process_uses): Use reg_defs and local_md instead of
11963 bitmap_only_bit_between and local_rd.
11964 (single_def_use_enter_block): New, from build_single_def_use_links.
11965 (single_def_use_leave_block): New.
11966 (build_single_def_use_links): Remove code moved to
11967 single_def_use_enter_block, invoke domwalk.
11968 (use_killed_between): Adjust comment.
11970 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11972 * bitmap.h (bitmap_ior_and_into): New.
11973 * bitmap.c (bitmap_ior_and_into): New.
11975 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
11977 * domwalk.h (struct dom_walk_data): Remove all callbacks except
11978 before_dom_children_before_stmts and after_dom_children_after_stmts.
11979 Rename the two remaining callbacks to just before_dom_children and
11980 after_dom_children. Remove other GIMPLE statement walking bits.
11981 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
11982 * graphite.c: Do not include domwalk.h.
11983 * tree-into-ssa.c (interesting_blocks): New global.
11984 (struct mark_def_sites_global_data): Remove it and names_to_rename.
11985 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
11986 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
11987 now that they're not domwalk callbacks.
11988 (rewrite_initialize_block): Rename to...
11989 (rewrite_enter_block): ... this, place after called functions. Test
11990 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
11991 (rewrite_finalize_block): Rename to...
11992 (rewrite_leave_block): ... this, place after called functions.
11993 (rewrite_update_init_block): Rename to...
11994 (rewrite_update_enter_block): ... this, place after called functions.
11995 Test interesting_blocks, call rewrite_update_stmt and
11996 rewrite_update_phi_arguments.
11997 (rewrite_update_fini_block): Rename to...
11998 (rewrite_leave_block): ... this, place after called functions.
11999 (rewrite_blocks): Remove last argument, simplify initialization of
12001 (mark_def_sites_initialize_block): Rename to...
12002 (mark_def_sites_block): ... this, call mark_def_sites.
12003 (mark_def_sites_blocks): Remove argument, simplify initialization of
12005 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
12006 (update_ssa): Likewise.
12007 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
12009 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
12010 (dom_opt_initialize_block): Rename to...
12011 (dom_opt_enter_block): ... this, place after called functions. Walk
12012 statements here, inline propagate_to_outgoing_edges.
12013 (dom_opt_finalize_block): Rename to...
12014 (dom_opt_leave_block): ... this, place after called functions.
12015 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
12017 (dse_enter_block, dse_record_phi): New.
12018 (dse_record_phis): Delete.
12019 (dse_finalize_block): Rename to...
12020 (dse_leave_block): ... this.
12021 (tree_ssa_dse): Simplify initialization of walk_data.
12022 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
12023 Adjust initialization of walk_data.
12024 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
12025 * tree-ssa-loop-phiopt.c (get_non_trapping):
12026 Adjust initialization of walk_data.
12027 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
12028 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
12029 it's not a domwalk callback.
12030 (uncprop_initialize_block): Rename to...
12031 (dse_enter_block): ... this, call uncprop_into_successor_phis.
12032 (dse_finalize_block): Rename to...
12033 (dse_leave_block): ... this.
12034 (tree_ssa_uncprop): Simplify initialization of walk_data.
12035 * Makefile.in: Adjust dependencies.
12037 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
12039 * arm.md (casesi): Fix test for Thumb1.
12040 (thumb1_casesi_internal_pic): Likewise.
12041 (thumb1_casesi_dispatch): Likewise.
12043 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
12045 * config/arm/arm-cores.def: Added core cortex-m0.
12046 * config/arm/arm-tune.md: Regenerated.
12047 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
12049 2009-06-26 DJ Delorie <dj@redhat.com>
12051 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
12053 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
12054 the scheduler doesn't tag jump insns.
12056 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
12058 * c-decl.c (merge_decls): Re-indent.
12060 2009-06-26 Janis Johnson <janis187@us.ibm.com>
12063 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
12064 Special-case decimal float constants.
12066 2009-06-26 Richard Henderson <rth@redhat.com>
12068 * function.h (struct function): Add cannot_be_copied_reason,
12069 and cannot_be_copied_set.
12070 * tree-inline.c (has_label_address_in_static_1): Rename from
12071 inline_forbidden_p_2; don't set inline_forbidden_reason here.
12072 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
12073 don't set inline_forbidden_reason.
12074 (copy_forbidden): New function, split out of inline_forbidden_p.
12075 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
12076 (inline_forbidden_p): Use copy_forbidden.
12077 (tree_versionable_function_p): Likewise.
12078 (inlinable_function_p): Merge into tree_inlinable_function_p.
12079 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
12080 * ipa-cp.c (ipcp_versionable_function_p): New function.
12081 (ipcp_cloning_candidate_p): Use it.
12082 (ipcp_node_modifiable_p): Likewise.
12084 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
12086 * builtins.c (expand_builtin_alloca): Handle builtin alloca
12087 that is marked not to be inlined. Remove flag_mudflap use.
12088 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
12089 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
12091 2009-06-26 Steve Ellcey <sje@cup.hp.com>
12094 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
12095 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
12097 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
12099 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
12101 (__mingwthr_remove_key_dtor): Likewise.
12103 2009-06-26 Richard Guenther <rguenther@suse.de>
12105 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
12107 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
12109 PR middle-end/40525
12110 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
12111 try the non-cond_exec path also.
12113 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12116 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
12117 (output_cbranch): Use new functions.
12118 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
12121 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
12122 Pat Haugen <pthaugen@us.ibm.com>
12123 Revital Eres <ERES@il.ibm.com>
12125 * config/rs6000/rs6000.c (print_operand): Correct lossage message
12126 for %c error. Add %x support to print VSX registers as a unified
12127 register set, instead of separate float and altivec registers.
12128 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
12129 %y case, and add support for VSX pre-modify addresses.
12130 (output_toc): Add assert for CONST containing an integer constant
12132 (rs6000_adjust_cost): Add POWER7 support.
12133 (insn_must_be_first_in_group): Ditto.
12134 (insn_must_be_last_in_group): Ditto.
12135 (rs6000_emit_popcount): Ditto.
12136 (rs6000_vector_mode_supported_p): Ditto.
12138 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
12139 Change some of the functions called by macros to being called
12140 through a pointer, so debug functions can be inserted if
12141 -mdebug=addr or -mdebug=cost.
12142 (rs6000_preferred_reload_class_ptr): Ditto.
12143 (rs6000_secondary_reload_class_ptr): Ditto.
12144 (rs6000_secondary_memory_needed_ptr): Ditto.
12145 (rs6000_cannot_change_mode_class_ptr): Ditto.
12146 (rs6000_secondary_reload_inner): Ditto.
12147 (rs6000_legitimize_reload_address): Ditto.
12148 (rs6000_legitimize_reload_address_ptr): Ditto.
12149 (rs6000_mode_dependent_address): Ditto.
12150 (rs6000_mode_dependent_address_ptr): Ditto.
12152 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
12153 function to return true if the mode allows reg + integer
12155 (virtual_stack_registers_memory_p): New function to return true if
12156 the address refers to a virtual stack register.
12157 (rs6000_legitimate_offset_address_p): Move code to say whether a
12158 mode supports reg+int addressing to reg_offset_addressing_ok_p and
12160 (rs6000_legitimate_address_p): Add checks for modes that only can
12161 do reg+reg addressing. Start adding VSX support.
12162 (rs6000_legitimize_reload_address): Ditto.
12163 (rs6000_legitimize_address): Ditto.
12164 (rs6000_debug_legitimate_address_p): New debug functions for
12165 -mdebug=addr and -mdebug=cost.
12166 (rs6000_debug_rtx_costs): Ditto.
12167 (rs6000_debug_address_costs): Ditto.
12168 (rs6000_debug_adjust_cost): Ditto.
12169 (rs6000_debug_legitimize_address): Ditto.
12170 (rs6000_legitimize_reload_address_ptr): Point to call normal
12171 function or debug function. Make functions called via pointer
12173 (rs6000_mode_dependent_address_ptr): Ditto.
12174 (rs6000_secondary_reload_class_ptr): Ditto.
12175 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
12176 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
12177 into a friendlier error.
12178 (rs6000_init_builtins): Add initial VSX support.
12179 (rs6000_adjust_cost): Fix some spacing issues.
12181 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
12182 (REG_CLASS_NAMES): Ditto.
12183 (REG_CLASS_CONTENTS): Ditto.
12184 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
12185 pointer, to add -mdebug=addr support.
12186 (CANNOT_CHANGE_MODE_CLASS): Ditto.
12187 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
12188 -mdebug=addr support.
12189 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
12190 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
12191 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
12193 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
12195 (bswapsi*): Set attribute types for load/store. Add combiner
12196 patterns to eliminate zero extend on 64-bit.
12197 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
12198 stdbrx if the hardware supports those instructions.
12200 2009-06-25 Ian Lance Taylor <iant@google.com>
12202 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
12203 (Link Options): Document -static-libstdc++.
12205 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
12208 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
12209 DATA_ALIGNMENT instead.
12211 2009-06-25 Richard Guenther <rguenther@suse.de>
12213 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
12214 indirect references against the callused/escaped solutions.
12215 (call_may_clobber_ref_p_1): Likewise.
12217 2009-06-25 Martin Jambor <mjambor@suse.cz>
12219 PR tree-optimization/40493
12220 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
12221 (enum unscalarized_data_handling): New type.
12222 (handle_unscalarized_data_in_subtree): Return what has been done.
12223 (load_assign_lhs_subreplacements): Handle left flushes differently.
12224 (sra_modify_assign): Use unscalarized_data_handling, simplified
12225 condition determining whether to remove the statement.
12227 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
12229 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
12230 excerpt - @ should be doubled for texinfo.
12232 2009-06-24 Ian Lance Taylor <iant@google.com>
12234 * config/arc/arc.c: Include "df.h".
12235 (arc_attribute_table): Make static. Move higher in file.
12236 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
12237 (output_shift): Initialize n later to avoid warning.
12238 * config/arm/arm.c (arm_attribute_table): Make static. Move
12240 * config/avr/avr.c (avr_attribute_table): Make static. Move
12242 (reg_class_tab): Change array type from int to enum reg_class.
12243 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
12245 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
12246 (lshrhi3_out): Likewise.
12247 (class_likely_spilled_p): Change return type to bool.
12248 (avr_rtx_costs): Use local code variable with enum type.
12249 * config/avr/avr.md (movmemhi): Use add_reg_note.
12250 (andhi3, andsi3): Don't use AS2 with "and".
12251 (iorhi3, iorsi3): Don't use AS2 with "or".
12252 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
12253 * config/crx/crx.c: Include "df.h".
12254 (crx_attribute_table): Make static.
12255 * config/m32r/m32r.c: Include "df.h".
12256 (m32r_attribute_table): Make static. Move higher in file.
12257 (pop): Use add_reg_note.
12258 (block_move_call): Change 0 to LCT_NORMAL in function call.
12259 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
12260 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
12261 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
12262 declare, not just when TREE_CODE is defined.
12263 * config/m68hc11/m68hc11.c: Include "expr.h".
12264 (m68hc11_attribute_table): Make static. Move higher in file.
12265 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
12267 (m68hc11_register_indirect_p): Likewise.
12268 (m68hc11_function_arg_padding): Change return type to enum
12270 (emit_move_after_reload): Use add_reg_note.
12271 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
12272 (m68hc11_split_logical): Likewise.
12273 (m68hc11_rtx_costs): Add local code_and outer_code variables with
12275 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
12276 to VOIDmode in function call.
12277 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
12279 (m68hc11_split_logical): Update declaration.
12280 (m68hc11_function_arg_padding): Update declaration.
12281 * config/mcore/mcore.c (regno_reg_class): Change form array of int
12282 to array of enum reg_class.
12283 (mcore_attribute_table): Make static. Move higher in file.
12284 (mcore_rtx_costs): Add cast to enum type.
12285 * config/mcore/mcore.h (regno_reg_class): Update declaration.
12286 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
12287 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
12289 * config/sh/predicates.md (trapping_target_operand): Rename and to
12291 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
12293 * config/spu/spu.c (spu_attribute_table): Make static. Move
12295 * config/v850/v850.c (v850_attribute_table): Make static. Move
12297 (v850_rtx_costs): Use local code with enum type.
12298 (expand_epilogue): Add cast.
12299 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
12301 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
12304 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
12305 -m2a-single-only and -m2a-nofpu.
12306 * config/sh/sh.opt: Document m2a generates FPU code.
12308 2009-06-24 Anatoly Sokolov <aesok@post.ru>
12310 * defaults.h (CAN_ELIMINATE): Provide default.
12311 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
12312 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
12313 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
12314 * config/spu/spu.h (CAN_ELIMINATE): Delete.
12315 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
12316 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
12317 * config/cris/cris.h (CAN_ELIMINATE): Delete.
12318 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
12319 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
12320 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
12322 2009-06-24 DJ Delorie <dj@redhat.com>
12324 * mep-ext-cop.cpu: Fix copyright notice.
12325 * mep-default: Fix copyright notice.
12326 * mep-core: Fix copyright notice.
12327 * mep: Fix copyright notice.
12328 * mep-ivc2: Fix copyright notice.
12329 * mep-c5: Fix copyright notice.
12331 2009-06-24 Denis Chertykov <chertykov@gmail.com>
12333 * doc/contrib.texi (Contributors):
12335 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
12337 PR middle-end/40501
12338 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
12339 src and dst operands if necessary.
12341 2009-06-23 DJ Delorie <dj@redhat.com>
12344 * config.gcc: Add mep support.
12345 * recog.c: Resurrect validate_replace_rtx_subexp().
12346 * recog.h: Likewise.
12347 * config/mep/: Add new port:
12348 * config/mep/constraints.md: New file.
12349 * config/mep/default.h: New file.
12350 * config/mep/intrinsics.h: New file.
12351 * config/mep/intrinsics.md: New file.
12352 * config/mep/ivc2-template.h: New file.
12353 * config/mep/mep-c5.cpu: New file.
12354 * config/mep/mep-core.cpu: New file.
12355 * config/mep/mep-default.cpu: New file.
12356 * config/mep/mep-ext-cop.cpu: New file.
12357 * config/mep/mep-intrin.h: New file.
12358 * config/mep/mep-ivc2.cpu: New file.
12359 * config/mep/mep-lib1.asm: New file.
12360 * config/mep/mep-lib2.c: New file.
12361 * config/mep/mep-pragma.c: New file.
12362 * config/mep/mep-protos.h: New file.
12363 * config/mep/mep-tramp.c: New file.
12364 * config/mep/mep.c: New file.
12365 * config/mep/mep.cpu: New file.
12366 * config/mep/mep.h: New file.
12367 * config/mep/mep.md: New file.
12368 * config/mep/mep.opt: New file.
12369 * config/mep/predicates.md: New file.
12370 * config/mep/t-mep: New file.
12372 2009-06-23 Ian Lance Taylor <iant@google.com>
12374 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
12375 from loose_warn into c_loose_warn and from strict_warn into
12376 c_strict_warn. Set and substitute warn_cxxflags. Check for
12377 --enable-build-with-cxx. Set and substitute
12378 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
12379 * Makefile.in (CXXFLAGS): New variable.
12380 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
12381 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
12382 the default is the same as $(STRICT_WARN).
12383 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
12384 (CXX): New variable.
12385 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
12386 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
12387 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
12388 (HOST_LIBS): New variable.
12389 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
12390 (ALL_CXXFLAGS): New variable.
12391 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
12392 * doc/install.texi (Configuration): Document
12393 --enable-build-with-cxx, --with-stage1-ldflags,
12394 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
12395 * configure: Rebuild.
12397 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12399 * config/arm/arm.c (arm_override_options): Fix braces and formatting
12400 from previous commit.
12402 2009-06-23 Ian Lance Taylor <iant@google.com>
12404 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
12406 2009-06-23 Ian Lance Taylor <iant@google.com>
12408 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
12409 with ATTRIBUTE_UNUSED.
12411 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
12412 Pat Haugen <pthaugen@us.ibm.com>
12413 Revital Eres <eres@il.ibm.com>
12415 * config.in (HAVE_AS_POPCNTD): Add default definition.
12416 (HAVE_AS_LWSYNC): Ditto.
12418 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
12420 (gcc_cv_as_powerpc_cmpb): Ditto.
12421 (gcc_cv_as_powerpc_dfp): Ditto.
12422 (gcc_cv_as_powerpc_vsx): Ditto.
12423 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
12424 supporting the popcntd/lwsync instructions.
12425 (gcc_cv_as_powerpc_lwsync): Ditto.
12426 * configure: Regenerate.
12428 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
12429 -mcpu=native and -mcpu=power7.
12430 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
12432 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
12433 a variable instead of a mask to reduce the number of mask bits.
12434 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
12435 (-mbit-word): Ditto.
12436 (-mregnames): Ditto.
12437 * config/rs6000/rs6000.opt (-mupdate): Ditto.
12438 (-mfused-madd): Ditto.
12440 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
12442 (-mvsx): New switch for VSX instructions.
12443 (-misel): Move from a variable to a mask to allow it to be set by
12446 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
12447 function declaration to an array declaration.
12448 (rs6000_hard_regno_nregs): New external array declaration.
12450 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
12451 files included by rs6000.md.
12453 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
12454 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
12456 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
12458 (rs6000_debug_reg): New -mdebug= variables.
12459 (rs6000_debug_addr): Ditto.
12460 (rs6000_debug_cost): Ditto.
12461 (rs6000_pmode): New variable to hold Pmode.
12462 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
12463 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
12464 calculated at compiler start.
12465 (rs6000_hard_regno_nregs): Change function to an array which holds
12466 HARD_REGNO_NREGS calculated at compiler start.
12467 (rs6000_explicit_options): Delete isel field.
12468 (rs6000_vector_unit): New array to hold which vector unit
12469 supports arithmetic options for a given type.
12470 (rs6000_vector_mem): New array to hold which vector unit supports
12471 memory reference operations for a given type.
12472 (rs6000_vector_align): New array to given the alignment of each
12474 (power7_cost): New basic costs for power7.
12475 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
12476 (rs6000_hard_regno_nregs_internal): New function, moved from
12477 HARD_REGNO_NREGS, to calculate the number of registers each hard
12478 register takes for each type.
12479 (rs6000_debug_reg_print): New function for -mdebug=reg support.
12480 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
12481 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
12482 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
12483 unit information here so it is calculated once at compiler startup
12485 (rs6000_override_options): Make -misel a target mask. Add more
12486 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
12487 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
12489 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
12490 (rs6000_handle_option): Move -misel from variable to target mask.
12491 (rs6000_builtin_mask_for_load): Add VSX support.
12492 (rs6000_conditional_register_usage): Ditto.
12493 (USE_ALTIVEC_FOR_ARG_P): Ditto.
12494 (function_arg_boundary): Ditto.
12495 (rs6000_expand_builtin): Ditto.
12496 (def_builtin): Make abort message a little friendlier.
12497 (rs6000_emit_int_cmove): Add support for 64-bit isel.
12499 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
12500 assembler support the popcntd instruction instead of a vsx
12501 instruction to enable power7 support.
12502 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
12503 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
12504 option to the assembler if -mcpu=native.
12505 (ASM_CPU_NATIVE_SPEC): Ditto.
12506 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
12508 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
12509 the lwsync instruction.
12510 (enum processor_type): Add PROCESSOR_POWER7.
12511 (rs6000_debug_reg): New -mdebug= options.
12512 (rs6000_debug_addr): Ditto.
12513 (rs6000_debug_cost): Ditto.
12514 (rs6000_isel): Delete.
12515 (enum rs6000_vector): New enum to say what vector unit we have.
12516 (VECTOR_UNIT_*): New macros to say which vector unit has
12517 arithmetic operations for a given type.
12518 (VECTOR_MEM_*): New macros to say which vector unit has memory
12519 operations for a given type.
12520 (TARGET_LDBRX): Whether the machine supports the ldbrx
12522 (TARGET_ISEL): Delete, -misel moved to be a mask.
12523 (TARGET_ISEL64): New macro for 64-bit isel support.
12524 (UNITS_PER_VSX_WORD): New macro.
12525 (POINTER_SIZE): Move to be an external variable, rather than
12526 calculating whether we are generating 32 ot 64-bit code.
12528 (STACK_BOUNDARY): Add VSX support.
12529 (LOCAL_ALIGNMENT): Ditto.
12530 (SLOW_UNALIGNED_ACCESS): Ditto.
12531 (VSX_REGNO_P): New macro for VSX support.
12532 (VFLOAT_REGNO_P): Ditto.
12533 (VINT_REGNO_P): Ditto.
12534 (VLOGICAL_REGNO_P): Ditto.
12535 (VSX_VECTOR_MODE): Ditto.
12536 (VSX_SCALAR_MODE): Ditto.
12538 (VSX_MOVE_MODE): Ditto.
12539 (VSX_REG_CLASS_P): Ditto.
12540 (HARD_REGNO_NREGS): Instead of calling a function, use an array
12542 (UNITS_PER_SIMD_WORD): Add VSX support.
12543 (MODES_TIEABLE_P): Ditto.
12544 (STARTING_FRAME_OFFSET): Ditto.
12545 (STACK_DYNAMIC_OFFSET): Ditto.
12546 (EPILOGUE_USES): Ditto.
12547 (REGNO_REG_CLASS): Move to array lookup.
12548 (CLASS_MAX_NREGS): Ditto.
12549 (rs6000_vector_reg_class): Add declaration.
12550 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
12551 overlap with the floating point and Altivec registers.
12553 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
12555 * config/rs6000/driver-rs6000.c (asm_names): New static array to
12556 give the appropriate asm switches if -mcpu=native.
12557 (host_detect_local_cpu): Add support for "asm".
12558 (host_detect_local_cpu): Follow GNU code guidelines for name.
12560 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
12561 -mbit-word to a variable instead of being a target mask.
12563 * config/rs6000/sync.md (lwsync): If the assembler supports it,
12564 emit the lwsync instruction instead of emitting the instruction as
12565 an integer constant.
12567 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
12568 fixuns_trundfsi2, move expander into rs6000.md.
12570 * config/rs6000/rs6000.md (cpu): Add power7.
12571 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
12572 (logical predicate patterns): Change the single instruction
12573 primitives that set CR0 to be fast_compare instead of compare.
12575 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
12576 (popcntddi2): Ditto.
12577 (popcount<mode>): Ditto.
12578 (floating multiply/add insns): Name the floating point
12579 multiply/add insns.
12580 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
12581 (isel_unsigned_<mode>): Ditto.
12582 (fixuns_trundfsi2): Move expander here from spe.md.
12583 (smindi3): Define if we have -misel on 64-bit systems.
12588 2009-06-23 Anatoly Sokolov <aesok@post.ru>
12590 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
12592 * config/avr/avr.c (avr_current_device): New variable.
12593 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
12594 (avr_arch, mcu_type_s): Move to avr.h.
12595 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
12596 default_data_section_start fields.
12597 (avr_arch): Moved from avr.c.
12598 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
12599 library_name fields.
12600 (avr_current_device, avr_mcu_types, avr_arch_types,
12601 avr_device_to_arch, avr_device_to_data_start,
12602 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
12603 (EXTRA_SPEC_FUNCTIONS): Define.
12604 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
12605 options mapping. Use device_to_arch and device_to_data_start insted.
12606 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
12607 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
12608 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
12609 * config/avr/driver-avr.c: New file.
12610 * config/avr/avr-devices.c: New file.
12612 2009-06-23 Jakub Jelinek <jakub@redhat.com>
12614 * var-tracking.c (unshare_variable): Force initialized to
12615 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
12616 (set_variable_part): Likewise.
12617 (struct variable_union_info): Remove pos_src field.
12618 (vui_vec, vui_allocated): New variables.
12619 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
12620 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
12621 == 1 use a simpler sorting algorithm. Compute pos field right
12622 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
12623 Avoid quadratic comparison if !flag_var_tracking_uninit.
12624 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
12625 unshare_variable unconditionally.
12626 (dataflow_set_different_2): Removed.
12627 (dataflow_set_different): Don't traverse second hash table.
12628 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
12629 unconditionally to var_reg_set or var_mem_set.
12630 (emit_notes_in_bb): Likewise.
12631 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
12633 (emit_note_insn_var_location): Don't set initialized to
12634 VAR_INIT_STATUS_INITIALIZED early.
12635 (vt_finalize): Free vui_vec if needed, clear vui_vec and
12637 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
12639 * tree-object-size.c (addr_object_size): Instead of checking
12640 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
12641 are no FIELD_DECLs following it.
12643 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
12645 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
12646 order to match bswaps with signed source operands.
12648 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12650 * sdbout.c (sdbout_one_type): Fix braces in switch.
12652 2009-06-23 Richard Guenther <rguenther@suse.de>
12654 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
12656 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
12657 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
12658 var_callused, callused_tree, var_storedanything, storedanything_tree,
12659 var_integer, integer_tree): Remove global variables.
12660 (new_var_info): Do not pass new id, append the new var to the
12661 global variable vector.
12662 (do_ds_constraint): Use is_global_var member of the variable-info.
12663 (new_scalar_tmp_constraint_exp): Adjust.
12664 (create_function_info_for): Likewise.
12665 (create_variable_info_for): Likewise.
12666 (find_what_var_points_to): Remove dead code.
12667 (init_base_vars): Simplify.
12668 (compute_points_to_sets): Adjust.
12670 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12672 * combine.c (try_combine): Dump information about the insns we're
12675 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
12677 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
12678 check when calling force_to_mode on TRUNCATE's operand.
12680 2009-06-22 Ian Lance Taylor <iant@google.com>
12682 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
12684 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12686 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
12688 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12690 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
12691 override library linkage flags such as -static-libgcc or
12694 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12696 * config/m68k/m68k-devices.def: Add line for MCF5221x.
12698 2009-06-22 Ian Lance Taylor <iant@google.com>
12700 * config/linux.opt: Put mglibc ahead of muclibc.
12702 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
12703 for duplicate decls.
12705 2009-06-22 Matthias Klose <doko@ubuntu.com>
12707 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
12709 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
12712 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
12713 instead of NULL if a parser error occurs.
12715 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12717 * dwarf2out.c (dwarf2_debug_hooks): Initialize
12718 non-DWARF2_DEBUGGING_INFO version.
12720 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
12722 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
12723 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
12725 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
12726 (LIBGCC2_TF_CEXT): Define.
12729 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12732 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
12734 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12736 * config/arm/arm.c (arm_override_options): Disable
12737 -mcaller-super-interworking and -mcallee-super-interworking.
12738 * doc/invoke.texi (ARM Options): Document this.
12740 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
12742 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
12743 * config/arm/constraints.md (j): New constraint for movw operands.
12744 (N): Remove thumb2 meaning.
12745 * config/arm/arm.md (*arm_movw): Delete.
12746 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
12747 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
12748 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
12750 2009-06-22 Martin Jambor <mjambor@suse.cz>
12752 PR tree-optimization/40492
12753 * tree-sra.c (sra_modify_assign): Pass zero offsets to
12754 build_ref_for_offset.
12756 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
12758 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
12759 JUMP_TABLE_DATA_P predicates where applicable.
12760 * auto-inc-dec.c: Ditto.
12761 * builtins.c: Ditto.
12762 * caller-save.c: Ditto.
12764 * cfgcleanup.c: Ditto.
12765 * cfglayout.c: Ditto.
12767 * combine.c: Ditto.
12768 * combine-stack-adj.c: Ditto.
12772 * df-scan.c: Ditto.
12774 * dwarf2asm.c: Ditto.
12775 * dwarf2out.c: Ditto.
12776 * emit-rtl.c: Ditto.
12782 * function.c: Ditto.
12785 * genpreds.c: Ditto.
12786 * genrecog.c: Ditto.
12788 * ira-costs.c: Ditto.
12789 * ira-lives.c: Ditto.
12791 * loop-iv.c: Ditto.
12792 * lower-subreg.c: Ditto.
12793 * modulo-sched.c: Ditto.
12795 * postreload.c: Ditto.
12796 * print-rtl.c: Ditto.
12798 * reginfo.c: Ditto.
12799 * regmove.c: Ditto.
12800 * reload1.c: Ditto.
12803 * rtlanal.c: Ditto.
12805 * sched-vis.c: Ditto.
12807 * sel-sched-ir.c: Ditto.
12808 * simplify-rtx.c: Ditto.
12809 * targhooks.c: Ditto.
12810 * var-tracking.c: Ditto.
12811 * vmsdbgout.c: Ditto.
12813 2009-06-22 Matthias Klose <doko@ubuntu.com>
12815 * Makefile.in (install-plugin): Always use DESTDIR.
12817 2009-06-22 Olivier Hainque <hainque@adacore.com>
12819 * config/pa/pa.c (output_call): Don't optimize post call jumps
12820 into return address adjustments if the call may throw.
12822 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
12824 * arm.c (thumb1_output_casesi): New function.
12825 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
12826 optimizing for size or PIC.
12827 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
12828 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
12829 (casesi): Handle Thumb-1 when optimizing for size or PIC.
12830 (thumb1_casesi_internal_pic): New expand rule.
12831 (thumb1_casesi_dispatch): New pattern.
12832 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
12834 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
12835 in the text seciton when PIC or optimizing for size.
12836 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
12837 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
12838 preservation properties of code.
12839 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
12840 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
12841 (__gnu_thumb1_case_si): New function.
12842 * t-arm (LIB1ASMSRC): Define here.
12843 (LIB1ASMFUNCS): Add some common functions.
12844 * t-arm-elf (LIB1ASMSRC): Delete.
12845 (LIB1ASMFUNCS): Append to existing set.
12846 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12847 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12848 * t-symbian (LIB1ASMFUNCS): Likewise.
12849 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12850 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
12852 2009-06-21 Richard Guenther <rguenther@suse.de>
12854 PR tree-optimization/38729
12855 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
12856 to loops with a single exit if -fno-expensive-optimizations.
12858 2009-06-21 Jakub Jelinek <jakub@redhat.com>
12860 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
12861 (dataflow_set): Change vars type from htab_t to shared_hash.
12862 (shared_hash_pool, empty_shared_hash): New variables.
12863 (vars_clear): Removed.
12864 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
12865 shared_hash_find_slot_unshare, shared_hash_find_slot,
12866 shared_hash_find_slot_noinsert, shared_hash_find): New
12868 (shared_hash_unshare, shared_hash_destroy): New functions.
12869 (unshare_variable): Unshare set->vars if shared, use
12871 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
12872 (get_init_value, find_src_set_src, dump_dataflow_set,
12873 clobber_variable_part, emit_notes_for_differences): Use
12875 (dataflow_set_init): Remove second argument, set vars to
12876 empty_shared_hash instead of creating a new htab.
12877 (dataflow_set_clear): Call shared_hash_destroy and set vars
12878 to empty_shared_hash instead of calling vars_clear.
12879 (dataflow_set_copy): Don't call vars_copy, instead just share
12880 the src htab with dst.
12881 (variable_union): Use shared_hash_*, use initially NO_INSERT
12882 lookup if set->vars is shared. Don't keep slot cleared before
12883 calling unshare_variable. Unshare set->vars if needed.
12884 Even ->refcount == 1 vars must be unshared if set->vars is shared
12885 and var needs to be modified.
12886 (variable_canonicalize): New function.
12887 (dataflow_set_union): If dst->vars is empty, just share src->vars
12888 with dst->vars and traverse with variable_canonicalize to canonicalize
12889 and unshare what is needed.
12890 (dataflow_set_different): If old_set and new_set use the same shared
12891 htab, they aren't different. If number of htab elements is different,
12892 htabs are different. Use shared_hash_*.
12893 (dataflow_set_destroy): Call shared_hash_destroy instead of
12895 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
12896 second argument to dataflow_set_init.
12897 (vt_initialize): Likewise. Initialize shared_hash_pool and
12898 empty_shared_hash, move bb in/out initialization afterwards.
12899 Use variable_htab_free instead of NULL as changed_variables del hook.
12900 (variable_was_changed): Change type of second argument to pointer to
12901 dataflow_set. When inserting var into changed_variables, bump
12902 refcount. Unshare set->vars if set is shared htab and slot needs to
12904 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
12905 lookup if set->vars is shared. Unshare set->vars if needed.
12906 Even ->refcount == 1 vars must be unshared if set->vars is shared
12907 and var needs to be modified. Adjust variable_was_changed caller.
12908 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
12909 vars must be unshared if set->vars is shared and var needs to be
12910 modified. Adjust variable_was_changed caller.
12911 (emit_note_insn_var_location): Don't pool_free var.
12912 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
12914 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
12915 free_alloc_pool on shared_hash_pool.
12917 2009-06-20 Anthony Green <green@moxielogic.com>
12919 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
12920 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
12922 2009-06-20 Richard Guenther <rguenther@suse.de>
12924 * tree-ssa-structalias.c (find_func_aliases): For memset use
12925 a constraint from NULL if we memset to zero.
12926 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
12927 we explicitly handle that do not read from memory.
12928 (call_may_clobber_ref_p_1): Properly handle builtins that may
12931 2009-06-20 Richard Guenther <rguenther@suse.de>
12933 PR tree-optimization/40495
12934 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
12935 (new_scalar_tmp_constraint_exp): New function.
12936 (process_constraint): Do not create temporary decls.
12937 (process_all_all_constraints): Likewise.
12938 (handle_const_call): Likewise.
12939 (create_function_info_for): Do not set decl.
12941 2009-06-19 Ian Lance Taylor <iant@google.com>
12943 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
12944 (rs6000_attribute_table): Make static; move before use.
12946 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
12948 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
12949 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
12950 Propagate the TREE_READONLY flag without overwriting it.
12951 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
12952 Propagate the TREE_READONLY flag onto the result.
12953 (process_call_operands): Move around. Use correct constant value.
12955 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
12958 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
12959 * config/arm/arm.md: Likewise.
12961 2009-06-19 Ian Lance Taylor <iant@google.com>
12963 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
12964 to GIMPLE_ERROR_MARK.
12966 * c-typeck.c (build_conditional_expr): Add op1_original_type and
12967 op2_original_type parameters. Warn about using different enum types.
12968 * c-parser.c (c_parser_conditional_expression): Pass original
12969 types to build_conditional_expr.
12970 * c-tree.h (build_conditional_expr): Update declaration.
12972 2009-06-19 Ian Lance Taylor <iant@google.com>
12974 * config/i386/i386.c (ix86_function_specific_save): Test that
12975 fields match values, rather than testing the values are in a
12978 2009-06-19 Richard Guenther <rguenther@suse.de>
12980 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
12981 ADDR_EXPR pointers.
12982 (ptr_derefs_may_alias_p): Likewise.
12983 (ptr_deref_may_alias_ref_p_1): New function.
12984 (ptr_deref_may_alias_ref_p): Likewise.
12985 (ref_maybe_used_by_call_p_1): Handle builtins that are not
12986 covered by looking at the ESCAPED solution.
12987 (call_may_clobber_ref_p_1): Likewise.
12988 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
12989 Handle NULL_TREE offset. Do not produce redundant constraints.
12990 (process_all_all_constraints): New helper function.
12991 (do_structure_copy): Use it.
12992 (handle_lhs_call): Likewise.
12993 (find_func_aliases): Handle some builtins with pointer arguments
12994 and/or return values explicitly.
12996 2009-06-19 Ian Lance Taylor <iant@google.com>
12998 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
13000 2009-06-19 Ian Lance Taylor <iant@google.com>
13002 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
13004 2009-06-19 Ian Lance Taylor <iant@google.com>
13006 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
13007 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
13010 * c-decl.c (finish_decl): If -Wc++-compat, warn about
13011 uninitialized const.
13013 2009-06-19 Ian Lance Taylor <iant@google.com>
13015 * dse.c (struct store_info): Rename bitmap field to bmap. Change
13018 * c-decl.c (in_struct, struct_types): Remove.
13019 (struct c_binding): Add in_struct field.
13020 (c_binding_ptr): Define type, along with VEC.
13021 (struct c_struct_parse_info): Define.
13022 (struct_parse_info): New static variable.
13023 (bind): Initialize in_struct field.
13024 (start_struct): Remove enclosing_in_struct and
13025 enclosing_struct_types parameters. Add
13026 enclosing_struct_parse_info parameter. Change all callers. Set
13027 struct_parse_info rather than in_struct and struct_types.
13028 (grokfield): If -Wc++-compat and there is a symbol binding for the
13029 field name, set the in_struct flag and push it on the
13030 struct_parse_info->fields vector.
13031 (warn_cxx_compat_finish_struct): New static function.
13032 (finish_struct): Remove enclosing_in_struct and
13033 enclosing_struct_types parameters. Add
13034 enclosing_struct_parse_info parameter. Change all callers. Don't
13035 set C_TYPE_DEFINED_IN_STRUCT here. Call
13036 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
13037 parameter. Only push on struct_types if warn_cxx_compat.
13038 (finish_enum): Only push on struct_types if warn_cxx_compat.
13039 (declspecs_add_type): Add loc parameter. Change all callers.
13040 Change all error calls to error_at. Pass loc, not input_location,
13041 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
13042 defined in a struct. If -Wc++-compat and parsing a struct, record
13043 that a typedef name was used.
13044 * c-parser.c (c_parser_declspecs): Get location to pass to
13045 declspecs_add_type.
13046 (c_parser_struct_or_union_specifier): Update calls to start_struct
13048 * c-tree.h (struct c_struct_parse_info): Declare.
13049 (finish_struct, start_struct): Update declarations.
13050 (declspecs_add_type): Update declaration.
13052 2009-06-19 Ian Lance Taylor <iant@google.com>
13054 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
13055 variable with an anonymous type.
13057 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13059 * see.c: Remove for real.
13061 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
13063 * optabs.h (enum optab_index): Add new OTI_significand.
13064 (significand_optab): Define corresponding macro.
13065 * optabs.c (init_optabs): Initialize significand_optab.
13066 * genopinit.c (optabs): Implement significand_optab using
13067 significand?f2 patterns.
13068 * builtins.c (expand_builtin_mathfn): Handle
13069 BUILT_IN_SIGNIFICAND{,F,L}.
13070 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
13071 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
13073 * config/i386/i386.md (significandxf2, significand<mode>2): New
13074 expanders to implement significandf, significand and significandl
13075 built-ins as inline x87 intrinsics.
13077 2009-06-18 Anatoly Sokolov <aesok@post.ru>
13079 * config/avr/avr.c (avr_override_options): Remove setting value of
13080 PARAM_INLINE_CALL_COST.
13082 2009-06-18 Richard Henderson <rth@redhat.com>
13085 * tree-pass.h (TDF_ASMNAME): New.
13086 * tree-dump.c (dump_options): Add asmname.
13087 * doc/invoke.texi: Document it.
13089 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
13090 (dump_decl_name): ...here.
13091 (dump_function_name): New flags arg; mind TDF_ASMNAME.
13092 (dump_generic_node): Update dump_function_name calls.
13093 (print_call_name): New flags arg; update all dump calls.
13094 * diagnostic.h (print_call_name): Update.
13095 * gimple-pretty-print.c (dump_gimple_call): Update.
13097 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
13100 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
13102 2009-06-18 Diego Novillo <dnovillo@google.com>
13104 * doc/plugins.texi: Document plugin_is_GPL_compatible.
13105 * plugin.c (str_license): Declare.
13106 (try_init_one_plugin): Assert that the symbol
13107 'plugin_is_GPL_compatible' exists.
13109 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
13112 * Makefile.in (OBJS-common): Remove see.o.
13114 * common.opt (fsee): Mark as preserved for backward compatibility.
13115 * opts.c (common_handle_option): Add OPT_fsee to the backward
13116 compatibility section.
13117 * passes.c (init_optimization_passes, pass_see): Remove pass.
13118 * timevar.def (TV_SEE): Remove.
13119 * tree-pass.h (pass_see): Remove declaration.
13120 * doc/invoke.texi (-fsee): Remove documentation.
13122 2009-06-18 Martin Jambor <mjambor@suse.cz>
13124 * tree-sra.c: Include statistics.h
13125 (sra_stats): New variable.
13126 (sra_initialize): Clear sra_stats.
13127 (create_access_replacement): Increment sra_stats.replacements.
13128 (get_access_replacement): Do not return twice.
13129 (analyze_all_variable_accesses): Increment statistics counter by the
13130 number of scalarized aggregates.
13131 (generate_subtree_copies): Increment sra_stats.subtree_copies.
13132 (sra_modify_expr): Increment sra_stats.exprs.
13133 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
13134 (sra_modify_assign): Increment sra_stats.exprs,
13135 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
13136 (perform_intra_sra): Update statistics counters.
13137 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
13139 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13141 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
13142 (arm_scalar_mode_supported_p): New function.
13144 2009-06-18 Paul Brook <paul@codesourcery.com>
13145 Sandra Loosemore <sandra@codesourcery.com>
13147 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
13148 (__extendhfsf2, __truncsfhf2): Define.
13149 * config/arm/fp16.c: New file.
13150 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13151 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
13153 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
13155 * doc/extend.texi (Half-Precision): New section.
13156 * doc/invoke.texi (Option Summary): List -mfp16-format.
13157 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
13158 * config/arm/arm.opt (mfp16-format=): New.
13159 * config/arm/arm.c: Include intl.h.
13160 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
13161 (TARGET_INVALID_RETURN_TYPE): Redefine.
13162 (TARGET_PROMOTED_TYPE): Redefine.
13163 (TARGET_CONVERT_TO_TYPE): Redefine.
13164 (arm_fp16_format): Define.
13165 (all_fpus): Add entry for neon-fp16.
13166 (fp_model_for_fpu): Likewise.
13167 (struct fp16_format): Declare.
13168 (all_fp16_formats): Define.
13169 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
13171 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
13173 (arm_legitimate_index_p): Treat HFmode like HImode.
13174 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
13175 (coproc_secondary_reload_class): Special-case HFmode.
13176 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
13177 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
13178 (arm_init_fp16_builtins): New.
13179 (arm_init_builtins): Call it.
13180 (arm_invalid_parameter_type): New.
13181 (arm_invalid_return_type): New.
13182 (arm_promoted_type): New.
13183 (arm_convert_to_type).
13184 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
13186 (arm_emit_fp16_const): New function.
13187 (arm_mangle_type): Mangle __fp16 as "Dh".
13188 * config/arm/arm.h (TARGET_VFPD32): Make it know about
13190 (TARGET_NEON_FP16): New.
13191 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
13192 (enum fputype): Add FPUTYPE_NEON_FP16.
13193 (enum arm_fp16_format_type): Declare.
13194 (arm_fp16_format): Declare.
13195 (LARGEST_EXPONENT_IS_NORMAL): Define.
13196 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
13197 * config/arm/arm-modes.def (HFmode): Define.
13198 * config/arm/vfp.md: (*movhf_vfp): New.
13199 (extendhfsf2): New.
13201 * config/arm/arm.md: (fpu): Add neon_fp16.
13202 (floatsihf2, floatdihf2): New.
13203 (fix_trunchfsi2, fix_trunchfdi2): New.
13205 (extendhfdf2): New.
13207 (*arm32_movhf): New.
13208 (*thumb1_movhf): New.
13209 (consttable_2): Add check for HFmode constants.
13210 (consttable_4): Handle HFmode constants.
13212 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
13214 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
13216 2009-06-17 Olivier Hainque <hainque@adacore.com>
13218 * collect2.c (main): Use CONST_CAST2 to perform char ** to
13219 const char ** conversion in AIX specific section.
13221 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
13223 * config/i386/i386.c (ix86_special_builtin_type): Remove
13224 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
13225 (bdesc_special_args): Updated.
13226 (ix86_init_mmx_sse_builtins): Likewise.
13227 (ix86_expand_special_args_builtin): Likewise.
13229 2009-06-17 Richard Henderson <rth@redhat.com>
13231 * tree-pretty-print.c (maybe_dump_asm_name): New.
13232 (dump_decl_name): Use it.
13233 (PRINT_FUNCTION_NAME): Merge into...
13234 (dump_function_name): ... here. Use maybe_dump_asm_name.
13236 2009-06-17 Cary Coutant <ccoutant@google.com>
13238 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
13240 * debug.c (struct gcc_debug_hooks): Change placeholder for
13242 (debug_nothing_int_charstar_int): Replaced by...
13243 (debug_nothing_int_charstar_int_bool): ...this.
13244 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
13245 source_line prototype.
13246 (debug_nothing_int_charstar_int): Replaced by...
13247 (debug_nothing_int_charstar_int_bool): ...this.
13248 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
13249 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
13250 Output is_stmt operand when necessary.
13251 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
13252 (notice_source_line): Add is_stmt parameter.
13253 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
13254 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
13256 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
13257 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
13259 2009-06-17 Ian Lance Taylor <iant@google.com>
13261 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
13263 (struct store_by_pieces_d): Rename from store_by_pieces. Change
13266 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
13268 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
13269 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
13270 tree_strip_sign_nop_conversions and
13271 tree_ssa_strip_useless_type_conversions rather than stripping
13272 the operations here.
13273 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
13275 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
13276 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
13277 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
13278 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
13281 2009-06-17 Michael Eager <eager@eagercon.com>
13283 * config/rs6000/constraints.md (register_constraint "d"): New.
13284 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
13285 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13286 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
13287 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
13288 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13289 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
13290 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
13291 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
13292 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
13293 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
13295 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
13296 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
13297 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
13298 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
13299 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
13300 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
13301 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
13302 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
13303 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
13304 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
13305 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
13306 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
13307 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
13308 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
13310 2009-06-16 Ian Lance Taylor <iant@google.com>
13312 * profile.c (total_num_never_executed): Don't define.
13313 (compute_branch_probabilities): Don't count or print
13314 num_never_executed.
13315 (init_branch_prob): Don't set total_num_never_executed.
13316 (end_branch_prob): Don't print total_num_never_executed.
13318 2009-06-17 David Daney <ddaney@caviumnetworks.com>
13320 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
13322 2009-06-17 David Edelsohn <edelsohn@gnu.org>
13324 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
13325 (nabstd2_fpr): Same.
13327 2009-06-17 Steve Ellcey <sje@cup.hp.com>
13329 * expr.c (expand_assignment): Change complex type check.
13331 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
13333 * doc/plugins.texi (Building GCC plugins): Added new section.
13335 2009-06-17 Ian Lance Taylor <iant@google.com>
13337 * c-pch.c (get_ident): Don't set size of templ array.
13338 (pch_init): Don't set size of partial_pch array.
13340 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
13341 string constant to intialize an array whose size is the length of
13344 2009-06-17 Richard Guenther <rguenther@suse.de>
13346 PR tree-optimization/40389
13347 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
13348 to addressable types.
13349 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
13351 2009-06-17 Richard Guenther <rguenther@suse.de>
13353 PR middle-end/40460
13354 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
13355 if there is no evolution of left in the loop bail out.
13356 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
13357 chrec_fold_multiply.
13359 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
13360 Janis Johnson <janis187@us.ibm.com>
13363 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
13364 for the symbol ref of a constant that is the source of a move
13365 - nor for any other not-obvious-label-ref constants.
13367 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
13369 * plugin.c (position_pass): Skip newly inserted pass during list
13370 traversal to avoid repeated insertion.
13372 2009-06-16 Ian Lance Taylor <iant@google.com>
13374 * vec.h (VEC_stack_alloc): Define different version if
13375 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
13376 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
13377 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
13378 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
13380 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
13382 * config.gcc (extra_headers): Add ia32intrin.h for x86.
13384 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
13385 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
13386 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
13387 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
13388 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
13389 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13390 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13391 (bdesc_special_args): Add __builtin_ia32_rdtsc and
13392 __builtin_ia32_rdtscp.
13393 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
13394 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
13395 and __builtin_ia32_rorhi.
13396 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
13397 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
13398 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
13399 (ix86_expand_args_builtin): Likewise.
13400 (ix86_expand_special_args_builtin): Likewise.
13402 * config/i386/i386.md (UNSPECV_RDTSCP): New.
13403 (UNSPECV_RDTSC): Likewise.
13404 (UNSPECV_RDPMC): Likewise.
13405 (*bsr): Renamed to ...
13407 (*bsr_rex64): Renamed to ...
13410 (*rdpmc): Likewise.
13411 (*rdpmc_rex64): Likewise.
13413 (*rdtsc): Likewise.
13414 (*rdtsc_rex64): Likewise.
13415 (rdtscp): Likewise.
13416 (*rdtscp): Likewise.
13417 (*rdtscp_rex64): Likewise.
13419 * config/i386/ia32intrin.h: New.
13421 * config/i386/x86intrin.h: Include <ia32intrin.h>.
13423 2009-06-16 Ian Lance Taylor <iant@google.com>
13425 * ira-build.c (copy_info_to_removed_store_destinations):
13426 Initialize parent_a.
13428 2009-06-16 Ian Lance Taylor <iant@google.com>
13430 * c-decl.c (grokdeclarator): Change size_varies to bool.
13432 2009-06-16 Ian Lance Taylor <iant@google.com>
13434 * sel-sched.c: Make forward declarations of move_op_hooks and
13435 fur_hooks explicitly extern.
13437 2009-06-16 Ian Lance Taylor <iant@google.com>
13439 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
13440 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
13442 2009-06-16 Ian Lance Taylor <iant@google.com>
13444 * resource.c (mark_referenced_resources): Change
13445 include_delayed_effects parameter to bool. Change all callers.
13446 (mark_end_of_function_resources): Likewise.
13447 * reorg.c (insn_references_resource_p): Likewise.
13448 (insn_sets_resource_p): Likewise.
13449 * resource.h (mark_referenced_resources): Update declaration.
13450 (mark_end_of_function_resources): Update declaration.
13452 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13454 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
13456 2009-06-16 David Edelsohn <edelsohn@gnu.org>
13458 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
13459 GCC can bootstrap on AIX with GNU Binutils 2.20.
13461 2009-06-16 Ian Lance Taylor <iant@google.com>
13463 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
13465 2009-06-16 Ian Lance Taylor <iant@google.com>
13467 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
13468 inline, not extern inline.
13469 (exact_log2): Likewise.
13470 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
13472 (exact_log2): Likewise, but don't test CTZ_HWI.
13474 2009-06-16 Ian Lance Taylor <iant@google.com>
13476 * bitmap.c (bitmap_clear): Don't declare as inline.
13477 * gimple.c (gimplify_assign): Likewise.
13478 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
13479 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
13480 (sched_scan_info): Remove duplicate definition.
13482 2009-06-16 Ian Lance Taylor <iant@google.com>
13484 * c-common.c (skip_evaluation): Don't define.
13485 (c_inhibit_evaluation_warnings): Define global variable.
13486 (overflow_warning): Check c_inhibit_evaluation_warnings rather
13487 than skip_evaluation.
13488 (convert_and_check, warn_for_div_by_zero): Likewise.
13489 * c-common.h (skip_evaluation): Don't declare.
13490 (c_inhibit_evaluation_warnings): Declare.
13491 * c-parser.c (c_parser_typeof_specifier): Set
13492 c_inhibit_evaluation_warnings rather than skip_evaluation.
13493 (c_parser_conditional_expression): Likewise.
13494 (c_parser_binary_expression): Likewise.
13495 (c_parser_sizeof_expression): Likewise.
13496 (c_parser_alignof_expression): Likewise.
13497 * c-typeck.c (build_indirect_ref): Check
13498 c_inhibit_evaluation_warnings rather than skip_evaluation.
13499 (build_conditional_expr, build_binary_op): Likewise.
13501 2009-06-16 Richard Guenther <rguenther@suse.de>
13503 * tree-ssa-alias.c (is_escape_site): Remove.
13504 * tree-ssa-alias.h (enum escape_type): Remove.
13505 (is_escape_site): Likewise.
13506 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
13507 via casts and asms without deferring to is_escape_site.
13509 2009-06-16 Jakub Jelinek <jakub@redhat.com>
13511 PR middle-end/40446
13512 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
13513 use gen_lowpart if op0 has complex mode.
13515 2009-06-16 Richard Guenther <rguenther@suse.de>
13517 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
13518 variables add them to ESCAPED.
13519 (find_func_aliases): Do not make all indirectly stored values escaped.
13521 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
13523 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
13524 make_decl_one_only.
13526 2009-06-16 Martin Jambor <mjambor@suse.cz>
13528 PR tree-optimization/40432
13529 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
13530 check whether we need to force gimple register operand.
13532 2009-06-16 Martin Jambor <mjambor@suse.cz>
13534 PR tree-optimization/40413
13535 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
13536 build_ref_for_offset.
13537 (propagate_subacesses_accross_link): Fix a typo in a comment.
13539 2009-06-16 Ira Rosen <irar@il.ibm.com>
13541 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
13542 with additional parameter.
13543 * tree-vectorizer.h (enum vect_def_type): Add new value
13545 (enum vect_relevant): Add comments.
13546 (vect_is_simple_reduction): Add new argument.
13547 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
13548 Detect nested cycles.
13549 (vect_is_simple_reduction): Update documentation, add an argument to
13550 distinguish inner-loop reduction from nested cycle, detect nested
13551 cycles, fix printings and indentation, don't swap operands in case
13553 (get_initial_def_for_reduction): Handle subtraction.
13554 (vect_create_epilog_for_reduction): Add new argument to specify
13555 reduction variable.
13556 (vect_finalize_reduction): Handle subtraction, fix comments.
13557 (vectorizable_reduction): Handle nested cycles. In case of nested
13558 cycle keep track of the reduction variable position. Call
13559 vect_is_simple_reduction with additional parameter. Use original
13560 statement code in reduction epilogue for nested cycle. Call
13561 vect_create_epilog_for_reduction with additional parameter.
13562 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
13563 inner-loop vectorization.
13564 (vect_recog_widen_sum_pattern): Likewise.
13565 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
13567 (vect_mark_stmts_to_be_vectorized): Likewise.
13568 (vect_get_vec_def_for_operand): Handle nested cycles.
13570 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13572 * doc/invoke.texi (Debugging Options): Fix option index entries
13573 for -fdump-statistics, -frandom-seed add entries for
13574 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
13575 (FRV Options): Fix entries for -mTLS, -mtls.
13576 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
13577 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
13578 (M68hc1x Options): Fix @itemx for -mnominmax.
13579 (MCore Options): Fix entry for -mno-lsim.
13580 (MMIX Options): Fix entry for -mabi=mmixware.
13581 (PDP-11 Options): Fix entry for -mbcopy-builtin.
13583 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
13585 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
13586 Mention the plugin mode of gengtype.
13587 * doc/gty.texi (Source Files Containing Type Information): Likewise.
13588 * gengtype.c: Updated copyright.
13589 (plugin_files, nb_plugin_files) Added new static variables.
13590 (measure_input_list) Care about plugin_files.
13591 (write_rtx_next): Added early return in plugin mode.
13592 (create_file): Updated copyright year in generated file. Added
13594 (oprintf): Added early return if NULL outf.
13595 (get_output_file_with_visibility): Care of plugin_files.
13596 (get_output_file_name): May return null.
13597 (write_local): Added early return.
13598 (put_mangled_filename): Ditto.
13599 (finish_root_table): Added check for base_files.
13600 (write_roots): Care about null when plugins.
13601 (main): Added plugin mode.
13603 2009-06-15 Ian Lance Taylor <iant@google.com>
13605 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
13606 * gcov.c (read_count_file): Add braces around variables declared
13609 * c.opt (Wjump-misses-init): New warning.
13610 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
13611 -Wall and -Wc++-compat if not already set.
13612 (c_common_post_options): Clear warn_jump_misses_init if it was not
13614 * c-decl.c (struct c_binding): Change type field to a union with
13615 new label field. Make it the first field in the struct. Update
13616 references to type to use u.type instead.
13617 (struct c_spot_bindings): Define.
13618 (struct c_goto_bindings): Define.
13619 (c_goto_bindings_p): Define, along with VECs.
13620 (struct c_label_vars): Define.
13621 (struct c_scope): Add has_label_bindings field.
13622 (bind_label, set_spot_bindings): New static functions.
13623 (decl_jump_unsafe, update_spot_bindings): New static functions.
13624 (update_label_decls): New static function.
13625 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
13626 Update binding u.label field to shadowed field.
13627 (c_binding_start_stmt_expr): New function.
13628 (c_binding_end_stmt_expr): New function.
13629 (pushdecl): Don't call c_begin_vm_scope.
13630 (make_label): Add defining and p_label_vars parameters. Change
13632 (lookup_label): Correct test for whether a label has not yet been
13633 defined. Call bind_label rather than bind.
13634 (warn_about_goto): New static function.
13635 (lookup_label_for_goto): New function.
13636 (declare_label): Call bind_label rather than bind.
13637 (check_earlier_gotos): New static function.
13638 (define_label): Don't give errors about jumping into statement
13639 expressions or scopes of variably modified types. Call
13640 set_spot_bindings and check_earlier_gotos. Call bind_label
13641 instead of bind. Don't set label_context_stack_se or
13642 label_context_stack_vm.
13643 (c_get_switch_bindings): New function.
13644 (c_release_switch_bindings): New function.
13645 (c_check_switch_jump_warnings): New function.
13646 (start_function): Don't set label_context_stack_se or
13647 label_context_stack_vm.
13648 (finish_function): Likewise.
13649 * c-typeck.c (label_context_stack_se): Don't define.
13650 (label_context_stack_vm): Don't define.
13651 (c_finish_goto_label): Call lookup_label_for_goto rather than
13652 lookup_label. Don't give errors about jumping into a statement
13653 expression or the scope of a variably modified type. Don't set
13654 label_context_stack_se or label_context_stack_vm.
13655 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
13656 fields. Add bindings field.
13657 (c_start_case): Don't set deleted fields. Set bindings field.
13658 (do_case): Rework order of tests. Don't check blocked_stmt_expr
13659 or blocked_vm. Call c_check_switch_jump_warnings.
13660 (c_finish_case): Don't test blocked_stmt_expr field. Call
13661 c_release_switch_bindings.
13662 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
13663 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13664 set label_context_stack_se. Call c_bindings_start_stmt_expr.
13665 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
13666 c_switch_stack. Don't walk label_context_stack_se labels. Don't
13667 set label_context_stack_se. Call c_bindings_end_stmt_expr.
13668 (c_begin_vm_scope, c_end_vm_scope): Don't define.
13669 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
13670 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
13671 (C_DECL_UNJUMPABLE_VM): Don't define.
13672 (C_DECL_UNDEFINABLE_VM): Don't define.
13673 (struct c_label_list): Don't define.
13674 (struct c_label_context_se): Don't define.
13675 (struct c_label_context_vm): Don't define.
13676 (struct c_spot_bindings): Declare.
13677 (c_bindings_start_stmt_expr): Declare.
13678 (c_bindings_end_stmt_expr): Declare.
13679 (lookup_label_for_goto): Declare.
13680 (c_get_switch_bindings, c_release_switch_bindings): Declare.
13681 (c_check_switch_jump_warnings): Declare.
13682 (label_context_stack_se, label_context_stack_vm): Don't declare.
13683 (c_finish_goto_label): Update declaration.
13684 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
13685 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
13686 (Warning Options): Document -Wjump-misses-init.
13688 2009-06-15 Jakub Jelinek <jakub@redhat.com>
13690 * tree-object-size.c (addr_object_size): Fix a pasto in the last
13693 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13695 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
13697 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13699 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
13701 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
13703 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
13705 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
13707 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
13708 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
13709 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
13710 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
13711 * dwarf2asm.c (dw2_force_const_mem): Update call to
13712 make_decl_one_only.
13713 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
13714 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
13715 * langhooks.c (lhd_comdat_group): Remove.
13716 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
13717 * tree.h (DECL_COMDAT_GROUP): New.
13718 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
13719 (tree_decl_with_vis): Add comdat_group. Remove one_only.
13720 (make_decl_one_only): Change signature.
13721 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
13722 make_decl_one_only.
13723 (make_decl_one_only): Change signature.
13724 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
13726 2009-06-15 Richard Guenther <rguenther@suse.de>
13728 PR middle-end/40439
13729 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
13731 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13733 * tree-ssa-math-opts.c: Remove extra divide.
13735 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13737 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
13739 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
13741 * passes.c: Add bswap pass.
13742 * tree-pass.h: Add pass_optimize_bswap declaration.
13743 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
13744 Include rtl.h, expr.h and optabs.h for optab_handler check.
13745 (struct symbolic_number, pass_optimize_bswap): New definition.
13746 (do_shift_rotate, verify_symbolic_number_p): New functions.
13747 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
13748 (gate_optimize_bswap): New function.
13749 * tree.c (widest_int_cst_value): New function.
13750 * tree.h (widest_int_cst_value): Prototype added.
13752 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
13754 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
13755 REG_EQUAL/REG_EQUIV notes.
13757 2009-06-14 Richard Guenther <rguenther@suse.de>
13759 PR middle-end/40389
13760 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
13761 has its address taken if NRV was applied and it is addressable.
13762 * tree-ssa-structalias.c (get_constraint_for_address_of): New
13763 function split out from ...
13764 (get_constraint_for_1): ... here.
13765 (handle_rhs_call): Use it to mark the return slot escaped if
13766 it is addressable and NRV was applied.
13768 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13770 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
13771 Change first argument type to location_t.
13772 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
13773 Do not set input_location.
13774 Use loc instead of input_location throughout.
13776 2009-06-13 Richard Guenther <rguenther@suse.de>
13778 PR tree-optimization/40421
13779 * tree-predcom.c (should_unroll_loop_p): Remove.
13780 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
13782 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
13784 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13785 Add location argument.
13787 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
13789 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
13791 * config/s390/s390.c (s390_build_builtin_va_list): Same.
13792 (s390_gimplify_va_arg): Pass location to create_artificial_label.
13793 * config/spu/spu-protos.h: Add location to
13794 spu_resolve_overloaded_builtin.
13795 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
13796 spu_build_builtin_va_list.
13797 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
13798 argument. Pass location to build_function_call_vec.
13799 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
13801 (emit_fpu_switch): Same.
13802 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
13803 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
13804 to build_decl and create_artificial_label.
13805 (xtensa_gimplify_va_arg_expr): Same.
13806 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
13807 (xstormy16_gimplify_va_arg_expr): Same.
13808 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
13809 * config/arm/arm.c (arm_build_builtin_va_list): Same.
13810 * config/mips/mips.c (mips_build_builtin_va_list): Same.
13811 (mips16_build_function_stub): Same.
13812 (mips16_build_call_stub): Same.
13814 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
13817 * arm/constraints.md (Pa, Pb): New constraints.
13818 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
13819 split pattern to deal with them.
13821 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
13823 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
13824 fix index entry for -Xpreprocessor.
13826 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13828 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
13829 Add location argument to build_decl call.
13830 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
13831 (rs6000_init_builtins): Same.
13832 (spe_init_builtins): Same.
13833 (rs6000_gimplify_va_arg): Add location argument to
13834 create_artificial_label call.
13836 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
13838 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
13839 * combine-stack-adj.c (pass_stack_adjustments): Use it.
13840 * Makefile.in: Fix GGC dependency for gcse.o.
13842 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
13844 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
13845 * gimple-pretty-print.c (dump_gimple_stmt): Same.
13846 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
13848 * c-parser.c (c_parser_binary_expression): Use current column while
13849 building binary operations.
13850 * common.opt (fshow-column): Enable by default.
13851 * tree-vrp.c (check_array_ref): Use warning_at.
13852 (check_array_bounds): Use location from call back if expr has no
13854 * tree.h: Add location argument to maybe_fold_*.
13855 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
13856 (maybe_fold_offset_to_array_ref): Add location argument and use it.
13857 (maybe_fold_offset_to_component_ref): Same.
13858 (maybe_fold_offset_to_reference): Same.
13859 (maybe_fold_offset_to_address): Same.
13860 (maybe_fold_stmt_indirect): Same.
13861 (maybe_fold_stmt_addition): Same.
13862 (fold_stmt_r): Pass location to maybe_fold_*.
13863 (fold_gimple_assign): Same.
13864 * c-tree.h: Add location argument to finish_decl,
13865 default_function_array_conversion, store_init_value.
13866 * c-decl.c (define_label): Use error_at.
13867 (c_make_fname_decl): Pass location to finish_decl.
13868 (finish_decl): New location argument.
13869 (build_compound_literal): Pass location to store_init_value.
13870 (grokdeclarator): Pass location to finish_decl.
13872 * c-typeck.c (array_to_pointer_conversion): New location argument.
13873 (function_to_pointer_conversion): Same.
13874 (default_function_array_conversion): Same.
13875 (parser_build_unary_op): Pass location to overflow_warning.
13876 (parser_build_binary_op): Same. Use warning_at.
13877 (build_unary_op): Pass location to array_to_pointer_conversion.
13878 (build_c_cast): Pass location to digest_init.
13879 (build_modify_expr): New location argument.
13880 (convert_for_assignment): Same.
13881 (store_init_value): Same.
13882 (digest_init): Same.
13883 (output_init_element): Pass location to digest_init and
13884 array_to_pointer_conversion.
13885 (c_finish_return): Pass location to convert_for_assignment.
13886 * gimplify.c (gimplify_conversion): Pass location to
13887 maybe_fold_offset_to_address.
13888 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
13889 to maybe_fold_stmt_addition.
13890 * c-omp.c (c_finish_omp_atomic): Pass new location to
13892 (c_finish_omp_for): Same.
13893 * c-common.c (overflow_warning): New argument.
13894 * c-common.h: New argument to build_modify_expr, overflow_warning.
13895 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
13897 (c_parser_initializer): Pass location to
13898 default_function_array_conversion.
13899 (c_parser_initelt): Same.
13900 (c_parser_initval): Same.
13901 (c_parser_asm_operands): Same.
13902 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
13903 (c_parser_conditional_expression): Same.
13904 (c_parser_binary_expression): Add location info to stack. Use it.
13905 (c_parser_unary_expression): Pass location to
13906 default_function_array_conversion, parser_build_unary_op,
13907 build_indirect_ref, c_parser_postfix_expression_after_primary.
13908 (c_parser_postfix_expression_after_primary): New location argument.
13910 (c_parser_expression_conv): Pass location to
13911 default_function_array_conversion.
13912 (c_parser_expr_list): Same.
13913 (c_parser_omp_atomic): Same.
13914 (c_parser_omp_for_loop): Same.
13915 * c-tree.h: (struct c_declarator): Add comment to id_loc.
13916 (build_array_declarator): New argument.
13917 * c-decl.c (build_array_declarator): Add location argument.
13918 (grokdeclarator): Set id_loc for cdk_array.
13919 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
13920 build_array_declarator.
13921 * tree.c (build_omp_clause): Add location argument.
13922 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
13923 (OMP_CLAUSE_LOCATION): New macro.
13924 (struct tree_omp_clause): Add location field.
13925 (build_omp_clause): Add argument.
13926 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
13927 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
13929 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
13930 (cp_parser_omp_clause_collapse): Same.
13931 (cp_parser_omp_clause_default): Same.
13932 (cp_parser_omp_clause_if): Same.
13933 (cp_parser_omp_clause_nowait): Same.
13934 (cp_parser_omp_clause_num_threads): Same.
13935 (cp_parser_omp_clause_ordered): Same.
13936 (cp_parser_omp_clause_schedule): Same.
13937 (cp_parser_omp_clause_untied): Same.
13938 (cp_parser_omp_for_loop): Same.
13939 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13940 * c-tree.h (c_start_case): Add location argument.
13941 (c_process_expr_stmt): Same.
13942 (c_finish_goto_*): Same.
13943 * tree-parloops.c (initialize_reductions): Pass location to
13945 (create_parallel_loop): Same.
13946 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
13947 (gfc_trans_omp_reduction_list): Same.
13948 (gfc_trans_omp_clauses): Same.
13949 (gfc_trans_omp_do): Same.
13950 * c-typeck.c (c_finish_goto_label): Same.
13951 (c_finish_goto_ptr): New location argument.
13952 (c_start_case): Same.
13953 (emit_side_effect_warnings): Same.
13954 (c_process_expr_stmt): Same.
13955 (c_finish_stmt_expr): Same.
13956 (c_finish_omp_clauses): Use error_at instead of error.
13957 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
13959 * c-omp.c (c_split_parallel_clauses): New location argument.
13960 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
13961 to build_omp_clause.
13962 (convert_local_reference_stmt): Same.
13963 (convert_gimple_call): Same.
13964 * c-common.h (c_split_parallel_clauses): New argument.
13965 * c-parser.c (c_parser_statement_after_labels): Pass location to
13966 c_finish_goto_label.
13967 (c_parser_switch_statement): Pass location to c_start_case.
13968 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
13969 and c_process_expr_stmt.
13970 (c_parser_omp_variable_list): Add location argument.
13971 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
13972 (c_parser_omp_clause_default): Same.
13973 (c_parser_omp_clause_if): Same.
13974 (c_parser_omp_clause_num_threads): Same.
13975 (-c_parser_omp_clause_ordered): Same.
13976 (c_parser_omp_clause_reduction): Pass location to
13977 c_parser_omp_variable_list.
13978 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
13979 (c_parser_omp_clause_untied): Same.
13980 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
13981 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
13983 * c-tree.h (check_for_loop_decls, undeclared_variable,
13984 build_component_ref, build_array_ref, build_external_ref,
13985 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
13986 build_conditional_expr, build_compound_expr, c_cast_expr,
13987 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
13988 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
13990 * c-semantics.c (build_stmt): Same.
13991 (build_case_label): Same.
13992 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
13993 (undeclared_variable): New argument.
13994 (make_label): Same.
13995 (lookup_label): Pass location on down.
13996 (define_label): Same.
13997 (finish_decl): Same.
13998 (build_compound_literal): Same.
13999 (finish_struct): Same.
14000 (finish_function): Do not set location here.
14001 (check_for_loop_decls): New argument.
14002 * tree.c (save_expr): Set location.
14003 (build_empty_stmt): New argument.
14004 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
14005 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
14006 * builtins.c (gimplify_va_arg_expr): Use locations.
14007 (expand_builtin_sync_operation): Same.
14008 * c-typeck.c (build_component_ref): New argument.
14009 (build_array_ref): Same.
14010 (build_external_ref): Same.
14011 (c_expr_sizeof_expr): Same.
14012 (c_expr_sizeof_type): Same.
14013 (parser_build_unary_op): Same.
14014 (build_conditional_expr): Same.
14015 (build_compound_expr): Pass location on down.
14016 (build_compound_expr): New argument.
14017 (build_c_cast): Same.
14018 (c_cast_expr): Same.
14019 (build_asm_expr): Same.
14020 (c_finish_return): Same.
14021 (c_process_expr_stmt): Pass location on down.
14022 (c_finish_stmt_expr): New argument.
14023 (push_clenaup): Same.
14024 (c_finish_omp_parallel): Same.
14025 (c_finish_omp_task): Same.
14026 * gimplify.c (gimplify_call_expr): Pass location on down.
14027 * c-omp.c (c_finish_omp_master): New argument.
14028 (c_finish_omp_critical): Same.
14029 (c_finish_omp_ordered): Same.
14030 (c_finish_omp_barrier): Same.
14031 (-c_finish_omp_taskwait): Same.
14032 (c_finish_omp_atomic): Same.
14033 (c_finish_omp_flush): Same.
14034 * tree-inline.c (copy_tree_body_r): Pass location on down.
14035 (inline_forbidden_p): Remove use of input_location.
14036 * c-gimplify.c (c_build_bind_expr): New argument.
14037 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
14038 (c_sizeof_or_alignof_type): New argument.
14039 (c_alignof_expr): Same.
14040 (build_va_arg): Same.
14041 (c_add_case_label): Same.
14042 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
14043 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
14044 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
14045 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
14046 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
14047 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
14049 * stub-objc.c (objc_build_selector_expr): Same.
14050 (objc_build_throw_stmt): Same.
14051 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
14052 (c_parser_initelt): Same.
14053 (c_parser_compound_statement): Same.
14054 (c_parser_compound_statement_nostart): Same.
14055 (c_parser_label): Same.
14056 (c_parser_statement_after_labels): Same.
14057 (c_parser_if_body): Same.
14058 (c_parser_else_body): Same.
14059 (c_parser_if_statement): Same.
14060 (c_parser_switch_statement): Same.
14061 (c_parser_while_statement): Same.
14062 (c_parser_do_statement): Same.
14063 (c_parser_for_statement): Same.
14064 (c_parser_asm_statement): Same.
14065 (c_parser_conditional_expression): Same.
14066 (c_parser_binary_expression): Same.
14067 (c_parser_cast_expression): Same.
14068 (c_parser_unary_expression): Same.
14069 (c_parser_sizeof_expression): Same.
14070 (c_parser_alignof_expression): Same.
14071 (c_parser_postfix_expression): Same.
14072 (c_parser_expression): Same.
14073 (c_parser_objc_receiver): Same.
14074 (c_parser_omp_variable_list): Same.
14075 (c_parser_omp_structured_block): Same.
14076 (c_parser_omp_atomic): New argument.
14077 (c_parser_omp_barrier): Same.
14078 (c_parser_omp_critical): Same.
14079 (c_parser_omp_flush): Pass location on down.
14080 (c_parser_omp_for_loop): New argument.
14081 (c_parser_omp_for): Same.
14082 (c_parser_omp_master): Same.
14083 (c_parser_omp_ordered): Same.
14084 (c_parser_omp_sections_scope): Same.
14085 (c_parser_omp_sections): Same.
14086 (c_parser_omp_parallel): Same.
14087 (c_parser_omp_single): Same.
14088 (c_parser_omp_task): Same.
14089 (c_parser_omp_taskwait): Pass location on down.
14090 (c_parser_omp_construct): Same.
14091 (c_parser_omp_threadprivate): Same.
14092 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
14093 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
14094 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
14095 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
14096 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
14097 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
14098 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
14099 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
14100 config/i386/i386.c, stmt.c:
14101 Add location argument to the following function definitions and/or
14102 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
14103 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
14104 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
14105 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
14106 do_case, c_finish_bc_stmt, build_compound_literal,
14107 build_function_call.
14108 * c-decl.c (build_compound_literal): Add location argument.
14109 Make all diagnostic calls use location.
14110 (start_struct): Same.
14111 (finish_struct): Same.
14112 (start_enum): Same.
14113 (build_enumerator): Same.
14114 (start_function): Same.
14115 (grokdeclarator): Make all diagnostic calls use location.
14116 (store_parm_decls_oldstyle): Same.
14117 * c-typeck.c (build_function_call): Add location argument.
14118 Make all diagnostic calls use location.
14120 (c_finish_bc_stmt): Same.
14121 * tree-nested.c (get_trampoline_type): Add argument.
14122 Pass location to build_decl.
14123 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
14124 * rtl.h (RTL_LOCATION): New.
14125 * c-common.c (c_add_case_label): Add location argument.
14126 Make all diagnostic calls use location.
14127 * c-common.h: Add location argument to make_fname_decl, do_case,
14128 c_add_case_label, build_function_call, resolve_overloaded_builtin.
14129 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
14130 Set it appropriately for every case. Pass enum_loc to start_enum
14131 call. Pass value_loc first to build_enumerator. Pass enum_loc to
14133 (c_parser_struct_or_union_specifier): Save location. Use it for
14134 start_struct, finish_struct, and parser_xref_tag.
14136 2009-06-12 Ian Lance Taylor <iant@google.com>
14138 * fold-const.c (fold_unary): Rename local variable and to and_expr.
14140 * c-opts.c (c_common_handle_option): For -Wc++-compat set
14141 cpp_opts->warn_cxx_operator_names.
14143 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
14146 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
14147 is returns NULL and OP is a VCE, look through the VCE.
14149 2009-06-12 Ian Lance Taylor <iant@google.com>
14152 * collect2.c (main): Use CONST_CAST2 in code inside #if
14153 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
14155 2009-06-12 Joey Ye <joey.ye@intel.com>
14157 PR middle-end/39146
14158 * cfgexpand.c (get_decl_align_unit): Update
14159 max_used_stack_slot_alignment with align instead of
14160 stack_alignment_needed.
14162 * function.c (assign_stack_local_1): Update
14163 max_used_stack_slot_alignment with alignment_in_bits instead
14164 of stack_alignment_needed.
14165 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
14168 2009-06-12 Jakub Jelinek <jakub@redhat.com>
14170 * dwarf2out.c (last_var_location_insn): New variable.
14171 (dwarf2out_end_epilogue): Clear last_var_location_insn.
14172 (dwarf2out_var_location): Don't record anything after last real
14173 insn. Only change labels if there were any real instructions
14174 in between last note and this one, or if changed sections.
14176 2009-06-11 Richard Henderson <rth@redhat.com>
14178 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
14179 note when storing the frame pointer in a register.
14180 (FRP): Don't redefine to nothing for epilogue.
14181 (alpha_expand_epilogue): Mark register and sp restores.
14182 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
14184 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
14185 when gen_lowpart is needed.
14187 2009-06-11 Richard Henderson <rth@redhat.com>
14189 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
14191 * dwarf2out.c (need_data_align_sf_opcode): New.
14192 (div_data_align): Move earlier.
14193 (def_cfa_1, reg_save): Use it.
14195 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
14197 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
14198 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
14199 (ix86_handle_option): Handle OPT_mcrc32.
14200 (ix86_target_string): Add -mcrc32.
14201 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
14203 * config/i386/i386.h (TARGET_CRC32): New.
14205 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
14206 (sse4_2_crc32di): Likewise.
14208 * config/i386/i386.opt (mcrc32): New.
14210 * doc/invoke.texi: Document -mcrc32.
14212 2009-06-11 Richard Henderson <rth@redhat.com>
14214 * common.opt (gdwarf-): Accept a version number.
14215 * doc/invoke.texi (gdwarf-): Update docs.
14216 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
14217 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
14218 version level, and record it.
14220 * dwarf2.h (DW_CIE_VERSION): Remove.
14221 * dwarf2out.c (DWARF_VERSION): Remove.
14222 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
14223 (output_call_frame_info): Use CIE version 3 for dwarf3,
14224 or if the return register column is out of range for version 1.
14225 (dwarf_stack_op_name): Add all dwarf3 values.
14226 (DEBUG_PUBTYPES_SECTION): New.
14227 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
14228 encoding change for dwarf3.
14229 (output_die) [dw_val_class_die_ref]: Likewise.
14230 (output_compilation_unit_header): Emit correct version for dwarf3.
14231 (output_line_info): Likewise.
14232 (output_pubnames): Update for DWARF_VERSION removal.
14233 (output_aranges): Likewise.
14234 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
14235 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
14236 (dwarf2out_finish): Likewise.
14238 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14240 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
14243 2009-06-11 David Daney <ddaney@caviumnetworks.com>
14246 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
14247 * builtins.c (expand_builtin_unreachable): New function.
14248 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
14249 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
14250 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
14252 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
14253 searching for missing barriers.
14255 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14257 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
14258 when -fprofile-generate* was passed.
14259 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
14261 2009-06-11 Anthony Green <green@moxielogic.com>
14263 * config/moxie/moxie.md: Define length attribute for all instructions.
14265 (*b<cond:code>): Support limited branch ranges for new PC-relative
14266 branch instructions.
14267 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
14269 2009-06-11 Jakub Jelinek <jakub@redhat.com>
14271 * config/i386/i386.c (min_insn_size): Use get_attr_length
14272 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
14273 For __asm return 0.
14275 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
14276 instead of emit_insn_before.
14278 2009-06-10 Ian Lance Taylor <iant@google.com>
14281 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
14284 2009-06-10 Revital Eres <eres@il.ibm.com>
14286 * passes.c (init_optimization_passes): Reschedule
14287 predictive-commoning pass before complete unroll pass.
14289 2009-06-10 Martin Jambor <mjambor@suse.cz>
14291 * cgraph.c (cgraph_node_can_be_local_p): New function.
14292 (cgraph_make_node_local): New function.
14293 * cgraph.h (cgraph_node_can_be_local_p): Declare.
14294 (cgraph_make_node_local): Declare.
14296 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
14298 * tree.h (tree_base): Add packed_flag and user_align fields.
14299 Decrease size of spare field.
14300 (TYPE_USER_ALIGN): Use user_align from tree_base.
14301 (DECL_USER_ALIGN): Likewise.
14302 (TYPE_PACKED): Use packed_flag from tree_base.
14303 (DECL_PACKED): Likewise.
14304 (tree_type): Delete packed_flag and user_align fields. Widen
14305 precision field. Widen mode field and shuffle fields to align
14306 mode on an 8-bit boundary.
14307 (tree_decl_common): Delete decl_flag_1 and user_align fields.
14308 Renumber decl_flag_* fields. Fix comments. Widen
14309 decl_common_unused field.
14310 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
14311 (DECL_EXTERNAL): Likewise.
14312 (DECL_BIT_FIELD): Likewise.
14313 (DECL_NONADDRESSABLE_P): Likewise.
14314 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
14315 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
14317 2009-06-10 Ian Lance Taylor <iant@google.com>
14319 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
14320 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
14321 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
14322 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
14323 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
14324 DEF_VEC_ALLOC_FUNC_P.
14325 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
14326 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
14327 DEF_VEC_ALLOC_FUNC_O.
14328 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
14329 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
14330 DEF_VEC_ALLOC_FUNC_I.
14331 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
14332 (vec_stack_p_reserve_exact_1): Declare.
14333 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
14334 (vec_stack_free): Declare.
14335 (VEC_stack_alloc): Define.
14336 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
14337 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
14338 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
14339 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
14341 (stack_vecs): New static variable.
14342 (vec_stack_p_reserve_exact_1): New function.
14343 (vec_stack_o_reserve_1): New static function.
14344 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
14345 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
14346 (vec_stack_free): New function.
14347 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
14348 (VEC_df_ref_stack_alloc): Define.
14349 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
14350 DEF_VEC_ALLOC_P_STACK.
14351 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
14352 (struct df_collection_rec): Change _vec fields to VEC. Remove
14354 (df_free_collection_rec): Adjust for new fields.
14355 (df_insn_rescan): Use new df_collection_rec fields.
14356 (df_notes_rescan, df_canonize_collection_rec): Likewise.
14357 (df_ref_create_structure, df_ref_record): Likewise.
14358 (df_get_conditional_uses, df_get_call_refs): Likewise.
14359 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
14360 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
14361 (df_record_exit_block_uses, df_bb_verify): Likewise.
14362 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
14363 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
14364 Remove count parameter. Change return type to void. Change all
14366 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
14367 Remove count parameter. Change return type to void. Change all
14369 (df_install_refs): Change old_vec parameter to VEC. Remove count
14370 parameter. Change all callers.
14371 (df_install_mws): Change old_vec parameter to VEC. Remove count
14372 parameter. Change all callers.
14373 (df_refs_verify): Change new_rec parameter to VEC. Change call
14375 (df_mws_verify): Likewise.
14377 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
14379 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
14381 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
14383 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
14385 2009-06-10 Anthony Green <green@moxielogic.com>
14387 * config/moxie/crti.asm: New file.
14388 * config/moxie/crtn.asm: New file.
14389 * config/moxie/moxie.c: New file.
14390 * config/moxie/moxie.h: New file.
14391 * config/moxie/sfp-machine.h: New file.
14392 * config/moxie/moxie-protos.h: New file.
14393 * config/moxie/t-moxie: Created.
14394 * config/moxie/t-moxie-softfp: Created.
14395 * config/moxie/moxie.md: Created.
14396 * config/moxie/constraints.md: Created.
14397 * config.gcc: Add moxie support.
14398 * doc/md.texi (Machine Constraints): Add moxie constraints.
14399 * doc/contrib.texi (Contributors): Mention moxie port.
14400 * doc/install.texi (Specific): Mention the moxie port.
14402 2009-06-09 Ian Lance Taylor <iant@google.com>
14404 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
14405 compiling with C++.
14406 * optabs.c (optab_table): Only use designated initializers if
14407 HAVE_DESIGNATED_INITIALIZERS is defined.
14408 (convert_optab_table): Likewise.
14409 (init_optabs): Always call init_insn_codes if
14410 HAVE_DESIGNATED_INITIALIZERS is not defined.
14412 2009-06-09 Ian Lance Taylor <iant@google.com>
14414 * targhooks.c (default_builtin_vectorized_function): Change fn
14415 parameter to unsigned int.
14416 (default_builtin_vectorized_conversion): Change code parameter to
14418 (default_builtin_reciprocal): Change fn parameter to unsigned int.
14419 * targhooks.h: Update declarations.
14420 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
14421 parameter to unsigned int.
14423 * c-typeck.c (comptypes_check_enum_int): New static function.
14424 (comptypes_internal): Add enum_and_int_p parameter. Change all
14426 (comp_target_types): Add location parameter. Change all callers.
14427 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
14428 Change all callers.
14429 (function_types_compatible_p, type_lists_compatible_p): Likewise.
14430 (build_conditional_expr): Add colon_loc parameter. Change all
14432 (convert_for_assignment): Add location parameter. Change all callers.
14433 * c-parser.c (c_parser_conditional_expression): Pass location of
14434 colon to build_conditional_expr.
14435 * c-tree.h (build_conditional_expr): Update declaration.
14437 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14439 * graphite.c: Revert previous patch.
14441 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
14444 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
14446 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
14448 * tree-ssa-loop-prefetch.c
14449 (loop_prefetch_arrays): Fixed a portability problem in printf format
14452 2009-06-09 Martin Jambor <mjambor@suse.cz>
14454 PR tree-optimization/40351
14455 * tree-sra.c (propagate_subacesses_accross_link): Check that a
14456 refrence to a potential artifical subaccess can be constructed.
14458 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
14460 * config/sh/sh-protos.h (sh_optimization_options): Declare.
14461 (sh_override_options): Likewise.
14462 * config/sh/sh.c: Include params.h.
14463 (sh_optimization_options): New.
14464 (sh_override_options): Likewise.
14465 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
14466 (OVERRIDE_OPTIONS): Use sh_override_options.
14468 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14470 * dwarf2out.c (emit_cfa_remember): New variable.
14471 (add_fde_cfi): If emit_cfa_remember, recurse to add
14472 DW_CFA_remember_state first.
14473 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
14474 instead just set emit_cfa_remember.
14476 2009-06-08 Jan Hubicka <jh@suse.cz>
14479 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
14481 2009-06-08 Jan Hubicka <jh@suse.cz>
14483 PR middle-end/39834
14484 * cgraphunit.c (save_inline_function_body): Do not copy transform
14485 hooks for saved inline bodies.
14486 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
14487 for given function.
14489 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
14491 * jump.c (returnjump_p): Handle delayed branches. Add missing
14494 2009-06-08 Jan Hubicka <jh@suse.cz>
14496 PR middle-end/40102
14497 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
14498 original node might've been modified.
14499 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
14501 2009-06-08 Jakub Jelinek <jakub@redhat.com>
14503 * tree-object-size.c (addr_object_size): Add OSI argument.
14504 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
14505 (compute_builtin_object_size, expr_object_size): Adjust callers.
14506 (plus_stmt_object_size): Call addr_object_size instead of
14507 compute_builtin_object_size.
14509 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
14510 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14512 * tree-ssa-loop-prefetch.c
14513 (gather_memory_references): Introduced a counter for the number of
14515 (anything_to_prefetch_p): Introduced a counter for the number of
14517 (is_loop_prefetching_profitable): New function with a cost model
14519 (loop_prefetch_arrays): Use the new cost model to determine if
14520 prefetching is profitable.
14521 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
14522 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14523 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
14524 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14525 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
14526 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
14528 2009-06-08 Michael Matz <matz@suse.de>
14531 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
14532 partitions use the same.
14533 (expand_one_var): Deal with DECL_RTL sometimes begin set also
14534 for basevars of SSA_NAMEs.
14535 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
14536 to not expand them twice.
14537 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
14540 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
14542 * common.opt (fcompare-debug=, fcompare-debug-second): New.
14543 (fdump-final-insns=, gtoggle): New.
14544 * doc/invoke.texi: Document them.
14545 * final.c (rest_of_clean_state): Dump final insn stream.
14546 * gcc.c (invoke_as): Hook in -fcompare-debug.
14547 (static_spec_functions): Add compare-debug-dump-opt,
14548 compare-debug-self-opt and compare-debug-auxbase-opt.
14549 (compare_debug, compare_debug_second, compare_debug_opt): New.
14550 (switches_debug_check, n_switches_debug_check): New.
14551 (debug_auxbase_opt, debug_check_temp_file): New.
14552 (process_command): Handle -fno-compare-debug, -fcompare-debug and
14554 (do_self_spec): Handle arguments after switches.
14555 (do_spec_1): Add .gk extension to temp file basenames for compare.
14556 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
14557 (cc1_options): Use it instead of normal auxbase computation for
14558 the second compare-debug compilation.
14559 (compare_files): New.
14560 (main): Set up and implement compare debug mode.
14561 (compare_debug_dump_opt_spec_function): New.
14562 (compare_debug_self_opt_spec_function): New.
14563 (compare_debug_auxbase_opt_spec_function): New.
14564 * toplev.c (process_options): Handle flag_gtoggle,
14565 flag_dump_final_insns.
14566 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
14567 during -fcompare-debug-second compilation.
14569 2009-06-07 Ian Lance Taylor <iant@google.com>
14571 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
14572 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
14574 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
14575 with no default node. Change warning with %H to warning_at.
14576 Don't clear warn_switch around case checking.
14577 * doc/invoke.texi (Warning Options): Clarify distinction between
14578 -Wswitch and -Wswitch-enum.
14580 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14582 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
14584 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14586 * gbl-ctors.h: Add header guard.
14588 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14590 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
14591 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
14592 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
14593 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
14594 prototypes for removed functions.
14595 (expressions_equal_p): Move to ...
14596 * tree-ssa-sccvn.h: ... here and ...
14597 * matrix-reorg.c: ... adjust includes.
14599 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14601 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
14603 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14605 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
14606 (finish_function): Remove erroneous whitespace.
14608 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14610 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
14611 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
14613 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14615 * errors.c (internal_error): Commentary typo fix.
14616 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
14617 * tree-ssa-pre.c: Ditto.
14619 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14621 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
14622 them is supposed to hold actual statements.
14624 2009-06-06 Ian Lance Taylor <iant@google.com>
14626 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
14627 empty statements can now have attributes.
14629 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
14631 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
14632 * config/mips/mips.md: Ditto.
14634 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14636 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
14638 (__eabi_uconvert): Likewise.
14640 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
14642 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
14643 CFI_* definitions with IN_GCC.
14645 2009-06-05 David Edelsohn <edelsohn@gnu.org>
14647 * xcoffout.h (xcoffout_source_line): Update prototype.
14649 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14651 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
14652 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
14654 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14656 PR middle-end/40340
14657 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
14658 inlined_function_outer_scope_p blocks for artificial inlines
14660 * tree.c (tree_nonartificial_location): Rewrite using
14661 block_nonartificial_location.
14663 2009-06-05 Revital Eres <eres@il.ibm.com>
14664 Leehod Baruch <leehod@il.ibm.com>
14666 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
14667 (expand_expr_real_1): Remove comment.
14668 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
14669 Vectorize misaligned access when the target supports it.
14670 (vect_supportable_dr_alignment): Check for unaligned access support.
14671 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
14674 2009-06-05 Julian Brown <julian@codesourcery.com>
14676 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
14677 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
14679 2009-06-05 Richard Guenther <rguenther@suse.de>
14682 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
14683 as possibly unused.
14685 2009-06-05 Jakub Jelinek <jakub@redhat.com>
14687 * config/s390/s390.c (global_not_special_regno_p): New static inline.
14688 (save_gprs): Don't tell unwinder when a global register is saved.
14689 (s390_emit_epilogue): Emit needed epilogue unwind info.
14691 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14693 * dwarf2out.c (deferred_asm_name): New.
14694 (add_name_and_src_coords_attributes): Defer creation of
14695 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
14697 (move_linkage_attr): New.
14698 (dwarf2out_finish): Revisit deferrals and emit attributes at the
14701 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
14703 * tree-nested.c (finalize_nesting_tree_1): Declare the
14704 frame_decl in the binding tree.
14706 2009-06-04 Cary Coutant <ccoutant@google.com>
14708 * basic-block.h (struct basic_block_def): Add discriminator field.
14709 * dbxout.c (dbxout_source_line): Add new parameter. Change all
14711 * debug.c (do_nothing_debug_hooks): Add additional entry.
14712 (debug_nothing_int_charstar_int): New function.
14713 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
14714 (debug_nothing_int_charstar_int): New declaration.
14715 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
14716 discriminator value in .loc directive.
14717 * final.c (last_discriminator): New variable.
14718 (discriminator): New variable.
14719 (final_start_function): Initialize above variables, pass current
14720 discriminator to debug hook.
14721 (notice_source_line): Check for discriminator change.
14722 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
14723 * sdbout.c (sdbout_source_line): New parameter.
14724 * tree-cfg.c (struct locus_discrim_map): New structure type.
14725 (discriminator_per_locus): New hash table.
14726 (build_gimple_cfg): Allocate and free discriminator hash table.
14727 (make_edges): Call assign_discriminator.
14728 (locus_map_hash): New function.
14729 (locus_map_eq): New function.
14730 (next_discriminator_for_locus): New function.
14731 (same_line_p): New function.
14732 (assign_discriminator): New function.
14733 (make_cond_expr_edges): Call assign_discriminator.
14734 (make_gimple_switch_edges): Likewise.
14735 (first_non_label_stmt): New function.
14736 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
14738 * xcoffout.c (xcoffout_source_line): Add new parameter.
14740 * configure.ac (gcc_cv_as_discriminator): New configury check for
14741 gas support for discriminator.
14742 * configure: Regenerate.
14743 * config.in: Regenerate.
14745 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14747 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
14748 val after checking for integers.
14750 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
14752 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
14754 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
14755 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
14756 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
14757 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
14758 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
14759 X64_SSE_REGPARM_MAX.
14760 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
14761 X64_SSE_REGPARM_MAX.
14763 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14765 * gcc.c (report_times_to_file): New.
14766 (execute): Implement it.
14767 (process_command): Support -time=.
14768 * doc/invoke.texi: Document it.
14770 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14772 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
14773 that have value exprs.
14775 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
14777 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
14778 declarations for constants until...
14779 (dw2_output_indirect_constant_1): ... this point.
14781 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
14784 * arm.md (arm_addsi3): Don't try to split an add with an
14785 eliminable register until after reload has completed.
14787 2009-06-03 Ian Lance Taylor <iant@google.com>
14789 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
14790 * genattrtab.c (write_length_unit_log): Likewise.
14791 * genchecksum.c (dosum): Likewise.
14792 * gengtype.c (write_rtx_next): Likewise.
14793 (finish_root_table, write_roots): Likewise.
14794 * gimple.c (gimple_ops_offset_): Likewise.
14795 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
14796 * config/arc/arc.c (arc_attribute_table): Likewise.
14797 * config/arm/arm.c (arm_attribute_table): Likewise.
14798 * config/avr/avr.c (avr_attribute_table): Likewise.
14799 * config/crx/crx.c (crx_attribute_table): Likewise.
14800 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
14801 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
14802 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
14803 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
14804 * config/sh/sh.c (sh_attribute_table): Likewise.
14805 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
14806 * config/spu/spu.c (spu_attribute_table): Likewise.
14807 * config/v850/v850.c (v850_attribute_table): Likewise.
14809 * config/alpha/alpha.c (vms_attribute_table): Make static.
14810 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
14811 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
14812 * config/mips/mips.c (mips_attribute_table): Likewise.
14814 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
14816 (cc1-checksum.o): Likewise.
14818 2009-06-03 Steve Ellcey <sje@cup.hp.com>
14820 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
14822 2009-06-03 Jakub Jelinek <jakub@redhat.com>
14824 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
14825 insn if it is changing sp. Use gen_add3_insn instead of
14826 conditionally gen_addsi3 and gen_adddi3.
14827 (offset_below_red_zone_p): New static inline function.
14828 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
14829 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
14830 * config/rs6000/ppc-asm.h: Include auto-host.h.
14831 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
14832 CFI_RESTORE): Define.
14833 * config/rs6000/crtresxgpr.asm: Add unwind info.
14834 * config/rs6000/crtresxfpr.asm: Likewise.
14835 * config/rs6000/crtresgpr.asm: Likewise.
14836 * config/rs6000/crtresfpr.asm: Likewise.
14837 * config/rs6000/crtsavgpr.asm: Likewise.
14838 * config/rs6000/crtsavfpr.asm: Likewise.
14840 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
14841 argument of DWARF2_FRAME_REG_OUT macros.
14843 2009-06-03 Julian Brown <julian@codesourcery.com>
14845 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
14846 words or less (including TImode) in core registers.
14848 2009-06-03 Richard Guenther <rguenther@suse.de>
14850 PR middle-end/40328
14851 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
14853 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
14855 * statistics.c (statistics_counter_event): Do not record event
14856 in pass dump if its number == -1.
14857 (curr_statistics_hash): Add assert that we never get passes
14858 with static number == -1.
14860 2009-06-03 Richard Guenther <rguenther@suse.de>
14861 Andrey Belevantsev <abel@ispras.ru>
14863 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
14864 non-BLKmode arrays addressable.
14866 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
14868 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
14869 * config/m68k/m68k.h: ... here.
14871 2009-06-03 Martin Jambor <mjambor@suse.cz>
14873 PR tree-optimization/40323
14874 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
14877 2009-06-03 Richard Guenther <rguenther@suse.de>
14879 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14882 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
14884 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
14885 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
14886 JUMP_TABLE_DATA_P where applicable.
14887 * config/sh/sh.c: Ditto.
14888 * config/sh/sh.h: Ditto.
14889 * config/sh/sh.md: Ditto.
14890 * config/sh/symbian.c: Ditto.
14892 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
14894 * config/i386/driver-i386.c (describe_cache): Optimize
14895 concatenation of strings. Use snprintf instead of sprintf.
14896 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
14897 target when not compiling with GCC.
14899 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
14901 * config/sh/sh.c: Revert last change.
14902 (sh_expand_epilogue): Emit a blockage insn before the frame
14903 pointer adjustment unconditionally.
14905 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14907 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
14908 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
14909 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
14910 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
14911 to COLLECT_GCC_OPTIONS.
14913 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14915 * collect2.c (target_system_root): New variable.
14916 (main): Handle --sysroot=.
14917 (ignore_library): Strip the sysroot from the library path.
14919 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14921 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
14922 (collect2.o): Depend on collect2-aix.h.
14923 (collect2-aix.o): New rule.
14924 * collect2-aix.h: New file.
14925 * collect2-aix.c: Likewise.
14926 * collect2.c: Include collect2-aix.h. Don't undefine
14927 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
14928 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
14929 Use TARGET_AIX_VERSION instead of _AIX51.
14930 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
14931 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
14932 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
14933 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
14934 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
14936 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14938 * collect2.c (ignore_library): Avoid premature post-increment
14939 and null deference.
14941 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
14943 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
14944 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
14945 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
14946 CROSS_DIRECTORY_STRUCTURE too.
14947 (LINK_LIBG_SPEC): Likewise.
14948 (LIB_SPEC): Add %R to sysroot paths.
14949 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
14950 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
14951 * config/rs6000/aix51.h: As for aix43.h.
14952 * config/rs6000/aix52.h: Likewise.
14953 * config/rs6000/aix53.h: Likewise.
14954 * config/rs6000/aix61.h: Likewise.
14955 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
14956 to the beginning of sysroot paths.
14958 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14960 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
14961 INSN_LISTs that are out of the REG_NOTE range.
14963 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14965 * loop-unroll.c (struct iv_to_split): Add pointer to next.
14966 (struct var_to_expand): Likewise.
14967 (struct opt_info): Add head and tail for linked lists of the above.
14968 (analyze_insn_to_expand_var): Initialize next.
14969 (analyze_iv_to_split_insn): Likewise.
14970 (analyze_insns_in_loop): Create linked lists.
14971 (allocate_basic_variable): Simplify for use without hash table.
14972 (insert_var_expansion_initialization): Likewise, make it type-safer.
14973 (combine_var_copies_in_loop_exit): Likewise.
14974 (apply_opt_in_copies): Walk lists rather than hash tables.
14975 (release_var_copies): Simplified and inlined by hand into...
14976 (free_opt_info): ... this function.
14978 2009-06-02 Richard Guenther <rguenther@suse.de>
14980 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
14983 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14985 * cfgexpand.c (gimple_expand_cfg): Discard the source location
14986 only for builtins that are not overridden.
14988 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14990 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
14993 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14995 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
14997 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
14999 * combine.c (move_deaths): Compare LUIDs within the same BB only.
15001 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
15003 * common.opt (fdump-unnumbered-links): New.
15004 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
15005 * print-rtl.c (flag_dump_unnumbered_links): New.
15006 (print_rtx): Test it.
15008 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
15010 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
15011 push/pop multiple to 8-byte alignment.
15013 2009-06-01 Jakub Jelinek <jakub@redhat.com>
15015 * config/i386/i386.c (queued_cfa_restores): New static variable.
15016 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
15018 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
15019 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
15020 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
15021 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
15022 note unconditionally.
15023 (ix86_emit_restore_regs_using_mov): Likewise.
15024 (ix86_emit_restore_sse_regs_using_mov): Likewise.
15025 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
15026 it through to ix86_emit_restore_reg_using_pop.
15027 (ix86_emit_leave): Add RED_OFFSET argument. Call
15028 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
15029 instead of adding REG_CFA_OFFSET note unconditionally.
15030 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
15031 the above functions. Call ix86_add_queued_cfa_restore_notes when
15034 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
15035 force output of the label even for dwarf2out_do_cfi_asm.
15036 (add_fde_cfi): If -g2 and above and cfi might change CFA,
15037 force creation of CFI label and chain DW_CFA_set_loc jumping to it
15038 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
15040 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
15041 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
15042 dwarf2out_cfi_label callers.
15043 * tree.h (dwarf2out_cfi_label): Adjust prototype.
15044 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
15045 Adjust dwarf2out_cfi_label callers.
15046 * config/vax/vax.c (vax_output_function_prologue): Likewise.
15048 * config/i386/i386.h (struct machine_cfa_state,
15049 struct machine_function): Guard with ifndef USED_FOR_TARGET
15050 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
15053 * emutls.c (__emutls_get_address): Change arr->size to mean number
15054 of allocated arr->data entries instead of # of slots + 1.
15056 PR middle-end/40316
15057 * recog.c (peep2_reinit_state): New function.
15058 (peephole2_init_state): Use it at the end of a basic block and also
15059 when seeing a RTX_FRAME_RELATED_P insn.
15061 2009-06-01 Steve Ellcey <sje@cup.hp.com>
15063 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
15064 fixuns_truncrfdi2): New.
15065 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
15066 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
15067 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
15068 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
15069 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
15070 *recip_approx): Remove.
15071 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
15072 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
15073 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
15075 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
15078 2009-06-01 Ian Lance Taylor <iant@google.com>
15080 * attribs.c (register_attribute): Use CONST_CAST.
15081 * collect2.c (main): Use CONST_CAST2.
15082 (scan_prog_file): Likewise.
15083 * gcc.c (process_command, main): Likewise.
15084 * toplev.c (toplev_main): Likewise.
15086 * c-typeck.c (handle_warn_cast_qual): New static function,
15087 partially broken out of build_c_cast.
15088 (build_c_cast): Call handle_warn_cast_qual.
15089 * doc/invoke.texi (Warning Options): Document new effect of
15092 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
15094 * diagnostic.c (diagnostic_build_prefix): Always print columns.
15095 (diagnostic_report_current_module): Print columns.
15096 * common.opt (flag_show_column): Enable by default.
15098 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
15100 * alias.c (find_base_term): Check for NULL term before returning.
15102 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15104 Revert due to PR40320:
15105 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15106 * calls.c (emit_library_call_value_1): Don't force_operand for move
15109 2009-06-01 Olivier Hainque <hainque@adacore.com>
15110 Eric Botcazou <ebotcazou@adacore.com>
15112 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
15113 to be processed as a bitfield for constructor output purposes.
15114 * output.h (initializer_constant_valid_for_bitfield_p): Declare
15116 * varasm.c (oc_local_state): New type, output_constructor
15117 local state to support communication with helpers.
15118 (oc_outer_state): New type, output_constructor outer state of
15119 relevance in recursive calls.
15120 (output_constructor_array_range): New output_constructor helper,
15121 extracted code for an array range element.
15122 (output_constructor_regular_field): New output_constructor helper,
15123 extracted code for an element that is not a bitfield.
15124 (output_constructor_bitfield): New output_constructor helper,
15125 extracted code for a bitfield element. Accept an OUTER state
15126 argument for recursive processing. Recurse on record or array
15127 CONSTRUCTOR values, possibly past noop conversions.
15128 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
15129 VALUE is a valid constant-valued expression for use in a static
15130 bit-field initializer.
15131 (output_constructor): Rework to use helpers. Accept and honor an
15132 OUTER state argument for recursive calls. Return total size. Be
15133 prepared for nested constructors initializing bitfields.
15134 (output_constant): Feed OUTER in calls to output_constructor.
15136 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
15138 * calls.c (emit_library_call_value_1): Don't force_operand for move
15141 2009-06-01 Nick Clifton <nickc@redhat.com>
15143 * doc/invoke.texi (IA-64 Options): Fix typo.
15145 2009-06-01 Ira Rosen <irar@il.ibm.com>
15147 PR tree-optimization/39129
15148 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
15150 (vect_do_peeling_for_loop_bound): Use
15151 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15152 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15153 (vect_loop_versioning): Likewise.
15154 (vect_create_cond_for_alias_checks): Fix indentation.
15155 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
15157 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
15158 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
15159 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
15160 "control flow in loop".
15161 (vect_estimate_min_profitable_iters): Use
15162 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
15163 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
15164 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
15165 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
15166 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
15167 statement belongs to a group of strided accesses with the exact code
15169 (vectorizable_load): Likewise.
15170 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
15171 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
15173 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
15175 * config/freebsd-stdint.h: New file.
15176 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
15177 Add freebsd-stdint.h to tm_file.
15179 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
15181 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
15182 (thumb2_extendhidi2): Likewise.
15184 2009-05-31 Ian Lance Taylor <iant@google.com>
15186 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
15188 2009-05-31 Ian Lance Taylor <iant@google.com>
15190 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
15191 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
15192 (ipa-reference.o): Depend upon gt-ipa-reference.h.
15194 2009-05-31 Jason Merrill <jason@redhat.com>
15196 * tree-pretty-print.c (print_call_name): Take the callee, not the
15197 call itself. Make non-static. Use dump_function_name for functions.
15198 (dump_generic_node): Adjust.
15199 * diagnostic.h: Declare print_call_name.
15200 * gimple-pretty-print.c (dump_gimple_call): Use it.
15202 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15204 * config/sh/sh.md (ashldi3_std): New define_expand.
15207 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
15210 * config/sh/sh.c: Include debug.h.
15211 (sh_expand_epilogue): Emit a blockage insn before the frame
15212 pointer adjustment also when dwarf2out_do_frame returns true.
15214 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
15216 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
15217 (thumb2_extendqidi2): New pattern.
15219 2009-05-31 Ira Rosen <irar@il.ibm.com>
15221 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
15222 mark phis for renaming.
15223 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
15224 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
15225 Call mark_sym_for_renaming.
15226 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
15227 * tree-vect-loop.c (vect_transform_loop): Remove
15228 vect_memsyms_to_rename initialization and a call to
15229 mark_set_for_renaming.
15231 2009-05-31 Jakub Jelinek <jakub@redhat.com>
15233 PR middle-end/40304
15234 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
15235 frame related even if !set_cfa && style < 0.
15237 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
15239 * config/i386/mingw-tls.c: New file.
15240 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
15241 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
15242 defining _WIN32 but not __CYGWIN__.
15244 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15246 * configure.ac: Add MPC support.
15248 * config.in, configure: Regenerate.
15250 2009-05-29 Richard Henderson <rth@redhat.com>
15252 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
15253 NOTE_INSN_BASIC_BLOCK.
15254 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
15255 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
15256 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
15258 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
15260 (add_cfi): Disable check redefining cfa away from drap.
15261 (lookup_cfa_1): Add remember argument; handle remember/restore.
15262 (lookup_cfa): Pass remember argument.
15263 (cfa_remember): New.
15264 (compute_barrier_args_size_1): Remove sibcall check.
15265 (dwarf2out_frame_debug_def_cfa): New.
15266 (dwarf2out_frame_debug_adjust_cfa): New.
15267 (dwarf2out_frame_debug_cfa_offset): New.
15268 (dwarf2out_frame_debug_cfa_register): New.
15269 (dwarf2out_frame_debug_cfa_restore): New.
15270 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
15271 (dwarf2out_begin_epilogue): New.
15272 (dwarf2out_frame_debug_restore_state): New.
15273 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
15274 DW_CFA_restore_state.
15275 (output_cfi_directive): Likewise.
15276 (convert_cfa_to_fb_loc_list): Likewise.
15277 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
15278 * dwarf2out.h: Update.
15279 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
15280 (copy_insn_1): Early out for null.
15281 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
15282 and dwarf2out_frame_debug_restore_state.
15283 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
15284 (prologue_insn_hash, epilogue_insn_hash): New.
15285 (free_after_compilation): Adjust freeing accordingly.
15286 (record_insns): Create hash table if needed; push insns into
15287 hash instead of array.
15288 (maybe_copy_epilogue_insn): New.
15289 (contains): Search hash table instead of array.
15290 (sibcall_epilogue_contains): Remove.
15291 (thread_prologue_and_epilogue_insns): Split eh_return insns
15292 and mark them as epilogues.
15293 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
15294 scanning in terms of basic blocks.
15295 * insn-notes.def (CFA_RESTORE_STATE): New.
15296 * jump.c (returnjump_p_1): Accept EH_RETURN.
15297 (eh_returnjump_p_1, eh_returnjump_p): New.
15298 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
15299 CFA_REGISTER, CFA_RESTORE): New.
15300 * rtl.def (EH_RETURN): New.
15301 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
15303 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
15304 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
15306 * config/i386/i386.c (gen_push): Update cfa state.
15307 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
15308 add a CFA_ADJUST_CFA note.
15309 (ix86_dwarf_handle_frame_unspec): Remove.
15310 (ix86_expand_prologue): Update cfa state.
15311 (ix86_emit_restore_reg_using_pop): New.
15312 (ix86_emit_restore_regs_using_pop): New.
15313 (ix86_emit_leave): New.
15314 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
15315 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
15316 * config/i386/i386.h (struct machine_cfa_state): New.
15317 (ix86_cfa_state): New.
15318 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
15319 (eh_return_internal): Merge from eh_return_<mode>,
15320 use eh_return rtx, split w/ epilogue.
15322 2009-05-29 Ian Lance Taylor <iant@google.com>
15324 * builtins.c (validate_gimple_arglist): Don't use va_arg with
15326 * calls.c (emit_library_call_value_1): Likewise.
15328 * c-typeck.c (c_build_va_arg): New function.
15329 * c-tree.h (c_build_va_arg): Declare.
15330 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
15331 instead of build_va_arg.
15333 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
15335 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
15336 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
15337 (ptr_difference_cost): Use affine combinations to compute it.
15338 (difference_cost): Likewise.
15339 (get_computation_cost_at): Compute more accurate cost for addresses
15340 if the ratio is a multiplier allowed in addresses.
15341 For non-addresses, consider that an additional offset or symbol is
15344 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15346 * config/i386/i386.c (ix86_decompose_address): Avoid useless
15347 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
15349 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
15350 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
15351 (prefix_rex): For UNIT_MMX don't imply the prefix by default
15353 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
15354 to 1 for TYPE_SSE{IADD1,CVT1}.
15355 (prefix_vex_imm8): Removed.
15356 (length_vex): Only pass 1 as second argument to
15357 ix86_attr_length_vex_default if prefix_extra is 0.
15358 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
15359 (length): For prefix vex computation use length_immediate
15360 attribute instead of prefix_vex_imm8.
15361 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
15362 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
15363 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
15364 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
15365 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
15366 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
15367 a space in between the operands.
15368 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
15369 if one operand is 0xff and the other one si, di, bp or sp.
15370 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
15371 other one si, di, bp or sp.
15372 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
15373 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
15374 type and mode attributes.
15375 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
15376 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
15377 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
15378 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
15379 prefix_data16 attribute iff MODE_DF.
15380 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
15381 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
15382 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
15383 constm128_operand in length_immediate computation.
15384 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
15385 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
15386 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
15387 length_immediate attribute to 1.
15388 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
15389 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
15390 for certain alternatives.
15391 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
15392 prefix_data16 attribute if MODE_V1DF.
15393 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
15394 length_immediate to 1.
15395 (set_got_rex64, set_rip_rex64): Remove length attribute, set
15396 length_address to 4, set mode attribute to MODE_DI.
15397 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
15398 (fxam<mode>2_i387): Set length attribute to 4.
15399 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
15400 *prefetch_3dnow_rex): Override length_address attribute.
15401 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
15403 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
15404 (constm128_operand): Removed.
15405 * config/i386/i386.c (memory_address_length): For
15406 disp && !index && !base in 64-bit mode account for SIB byte if
15407 print_operand_address can't optimize disp32 into disp32(%rip)
15408 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
15409 for fs: or gs: segment.
15410 (ix86_attr_length_immediate_default): When checking if shortform
15411 is possible, truncate immediate to the length of the non-shortened
15413 (ix86_attr_length_address_default): Ignore MEM_P operands
15415 (ix86_attr_length_vex_default): Only check for DImode on
15416 GENERAL_REG_P operands.
15417 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
15418 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
15419 (sse_cvttps2pi): Clear prefix_rep attribute.
15420 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
15422 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
15423 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
15424 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
15425 iff operand 2 is const_int_operand.
15426 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
15427 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
15428 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
15430 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
15432 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
15433 prefix_data16 attribute for movlpd and movhpd instructions.
15434 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
15435 length_immediate for shufpd instruction.
15436 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
15437 (avx_cmpp<avxmodesuffixf2c><mode>3,
15438 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
15439 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
15440 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
15441 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
15442 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
15443 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
15444 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
15445 prefix_data16 attribute for the first alternative to 1.
15446 (*avx_loadlps): Override length_immediate for the first alternative.
15447 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
15448 attributes for second alternative.
15449 (*vec_concatv2sf_sse4_1): Override length_immediate and
15450 prefix_data16 attributes for second alternative.
15451 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
15452 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
15453 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
15454 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
15455 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
15456 prefix_data16 and length_immediate to 1.
15457 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
15459 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
15460 prefix_extra attribute for variants that don't have 0f prefix alone.
15461 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
15462 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
15463 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
15464 *sse4_1_pextrd): Set length_immediate to 1.
15465 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
15466 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
15468 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
15469 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
15470 length_immediate to 1 for second alternative.
15471 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
15472 prefix_extra and length_immediate attributes for the first
15474 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
15476 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
15477 to 1 for the first and third alternative.
15478 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
15480 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
15482 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
15484 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
15485 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
15486 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
15487 *avx_psign<mode>3): Set prefix_extra attribute to 1.
15488 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
15489 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
15490 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
15491 ssse3_psign<mode>3): Override prefix_rex attribute.
15492 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
15493 (ssse3_palignrti): Override length_immediate to 1.
15494 (ssse3_palignrdi): Override length_immediate to 1, override
15495 prefix_rex attribute.
15496 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
15497 (sse4a_extrqi): Override length_immediate to 2.
15498 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
15499 (sse4a_insertq): Override prefix_data16 to 0.
15500 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
15501 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
15502 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
15503 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
15504 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
15505 and length_immediate to 1.
15506 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
15507 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
15508 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
15509 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
15510 and length_immediate to 1.
15511 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
15512 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
15513 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
15514 avx_ptest256): Override prefix_extra to 1.
15515 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
15516 Override prefix_data16 and length_immediate to 1.
15517 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
15518 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
15519 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
15520 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
15521 prefix_data16 to 0 and prefix_extra to 2.
15522 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
15523 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
15525 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
15526 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
15527 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
15528 and prefix_extra to 2.
15529 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
15530 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
15531 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
15532 avx_vpermilvar<mode>3,
15533 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
15534 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
15535 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
15536 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
15537 Override prefix_extra to 1.
15538 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
15539 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
15540 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
15541 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
15542 prefix_extra and length_immediate to 1.
15543 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
15545 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
15546 to 1 for the first alternative.
15547 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
15548 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
15550 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
15551 *movv2sf_internal_avx, *movv2sf_internal): Override
15552 prefix_rep attribute for certain alternatives.
15553 (*mov<mode>_internal): Override prefix_rep or prefix_data16
15554 attributes for certain alternatives.
15555 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
15556 attributes for certain alternatives.
15557 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
15558 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
15559 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
15560 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
15561 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
15562 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
15563 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
15564 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
15565 length_immediate to 1 if operand 2 is const_int_operand.
15566 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
15567 *vec_extractv2si_1): Set length_immediate attribute to 1.
15568 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
15569 using old 3DNOW insn rather than SSE/3DNOW_A.
15570 (mmx_emms, mmx_femms): Clear modrm attribute.
15572 2009-05-29 Martin Jambor <mjambor@suse.cz>
15574 * tree-sra.c: New implementation of SRA.
15576 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
15577 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
15578 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
15579 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
15580 (SRA_MAX_STRUCTURE_COUNT): Removed.
15581 (SRA_FIELD_STRUCTURE_RATIO): Removed.
15582 * doc/invoke.texi (sra-max-structure-size): Removed.
15583 (sra-field-structure-ratio): Removed.
15585 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15587 PR middle-end/40291
15588 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
15591 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
15593 PR rtl-optimization/40101
15594 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
15595 seqno. Adjust comment.
15596 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
15597 inserting bookkeeping before a jump, the jump is not scheduled.
15598 When no positive seqno found, provide a value. Add comment.
15600 2009-05-29 Richard Guenther <rguenther@suse.de>
15602 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
15603 short-cutting on the first component.
15605 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15607 PR middle-end/39958
15608 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
15609 for trees other than decls/types.
15611 2009-05-29 Richard Guenther <rguenther@suse.de>
15613 * tree-ssa-operands.c (get_expr_operands): Do not handle
15614 INDIRECT_REFs in the handled-component case. Remove
15615 unused get_ref_base_and_extent case.
15616 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
15617 tree_low_cst and host_integerp where possible.
15618 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
15619 codes for equivalence.
15620 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
15622 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
15624 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
15625 to tmake_file for i[34567]86-*-cygwin*.
15627 2009-05-29 Jakub Jelinek <jakub@redhat.com>
15630 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
15631 (altivec_categorize_keyword, init_vector_keywords,
15632 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
15635 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
15637 * tree.c (handle_dll_attribute): Check if node is
15638 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
15640 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
15642 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
15644 (thumb2_zero_extendqidi2): Likewise.
15646 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
15648 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
15649 instead of gen_movrt.
15650 * config/sh/sh.md (movrt): Remove.
15652 2009-05-28 Steve Ellcey <sje@cup.hp.com>
15654 * doc/invoke.texi (IA-64 Options):
15655 Add -msdata, -mfused-madd, -mno-inline-float-divide,
15656 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
15657 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
15658 -msched-prefer-non-control-spec-insns,
15659 -msched-stop-bits-after-every-cycle,
15660 -msched-count-spec-in-critical-path,
15661 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
15662 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
15663 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
15664 and -msched-spec-verbose.
15666 2009-05-28 Joseph Myers <joseph@codesourcery.com>
15668 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
15669 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
15671 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
15673 2009-05-28 Richard Guenther <rguenther@suse.de>
15675 * tree-ssa-alias.c (ao_ref_init): New function.
15676 (ao_ref_base): Likewise.
15677 (ao_ref_base_alias_set): Likewise.
15678 (ao_ref_alias_set): Likewise.
15679 (refs_may_alias_p_1): Change signature.
15680 (refs_may_alias_p): Adjust.
15681 (refs_anti_dependent_p): Likewise.
15682 (refs_output_dependent_p): Likewise.
15683 (call_may_clobber_ref_p_1): Change signature.
15684 (call_may_clobber_ref_p): Adjust.
15685 (stmt_may_clobber_ref_p_1): New function split out from ...
15686 (stmt_may_clobber_ref_p): ... here.
15687 (maybe_skip_until): Adjust signature.
15688 (get_continuation_for_phi): Likewise.
15689 (walk_non_aliased_vuses): Likewise.
15690 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
15691 (ao_ref_init): Declare.
15692 (ao_ref_base): Likewise.
15693 (ao_ref_alias_set): Likewise.
15694 (stmt_may_clobber_ref_p_1): Likewise.
15695 (walk_non_aliased_vuses): Adjust.
15696 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
15697 (get_ref_from_reference_ops): remove.
15698 (vn_reference_lookup_2): Adjust signature.
15699 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
15700 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
15701 (vn_reference_lookup): Adjust.
15702 (vn_reference_insert): Likewise.
15703 (vn_reference_insert_pieces): Adjust signature.
15704 (visit_reference_op_call): Adjust.
15705 * tree-ssa-pre.c (get_expr_type): Simplify.
15706 (phi_translate_1): Adjust.
15707 (compute_avail): Likewise.
15708 (translate_vuse_through_block): Do not re-build trees.
15709 (value_dies_in_block_x): Likewise.
15710 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
15712 (vn_reference_lookup_pieces): Adjust declaration.
15713 (vn_reference_insert_pieces): Likewise.
15715 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
15717 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
15718 with checking disabled.
15720 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
15724 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
15725 macro definition for support of three-operand format aligned
15726 .comm directive in assembler on cygwin/pe/mingw target OS.
15727 * configure: Regenerate.
15728 * config.h: Regenerate.
15730 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
15731 aligned form of .comm directive if -mpe-aligned-commons is in effect.
15732 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
15734 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
15735 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
15737 2009-05-28 Ira Rosen <irar@il.ibm.com>
15739 PR tree-optimization/40254
15740 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
15741 in analysis of basic blocks.
15743 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
15745 PR middle-end/33699
15746 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
15747 * target-def.h (TARGET_CONST_ANCHOR): New macro.
15748 (TARGET_INITIALIZER): Use it.
15749 * cse.c (CHEAPER): Move it up to the other macros.
15750 (insert): Rename this ...
15751 (insert_with_costs): ... to this. Add cost parameters. Update
15753 (insert): New function. Call insert_with_costs.
15754 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
15755 find_reg_offset_for_const, try_const_anchors): New functions.
15756 (cse_insn): Call try_const_anchors. Adjust cost of src_related
15757 when using a const-anchor. Call insert_const_anchors.
15758 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
15759 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
15761 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15763 * tree-inline.c (remap_decls): Enable nonlocalized variables
15764 when not optimizing.
15766 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
15768 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
15769 Simplify other tests involving optimize.
15771 2009-05-27 Tom Tromey <tromey@redhat.com>
15773 * unwind-dw2.c (_Unwind_DebugHook): New function.
15774 (uw_install_context): Call _Unwind_DebugHook.
15776 2009-05-27 Tom Tromey <tromey@redhat.com>
15778 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
15780 2009-05-27 Ian Lance Taylor <iant@google.com>
15782 * Makefile.in (LINKER, LINKER_FLAGS): Define.
15783 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
15784 (ALL_LINKERFLAGS): Define.
15785 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
15786 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15787 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
15788 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15789 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
15790 $(LINKER_FOR_BUILD).
15791 (build/gcov-iov$(build_exeext)): Likewise.
15793 2009-05-27 Julian Brown <julian@codesourcery.com>
15795 * gcse.c (target.h): Include.
15796 (can_assign_to_reg_without_clobbers_p): Check that the target allows
15797 copy of argument to a pseudo register.
15799 2009-05-27 Diego Novillo <dnovillo@google.com>
15801 * tree-ssa-live.c (dump_scope_block): Document arguments.
15802 (dump_scope_blocks): Document.
15803 (debug_scope_blocks): New.
15804 * tree-flow.h (debug_scope_blocks): Declare.
15806 2009-05-21 Denis Chertykov <denisc@overta.ru>
15808 * doc/contrib.texi (Contributors): Add myself to the list.
15810 2009-05-27 Olivier Hainque <hainque@adacore.com>
15812 * expr.c (target_align): New function. Alignment the TARGET of an
15813 assignment may be assume to have.
15814 (highest_pow2_factor_for_target): Use it instead of relying on
15815 immediate tree attributes of TARGET, not necessarily honored when
15816 intermediate bitfields are involved.
15818 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
15821 * config/i386/driver-i386.c (host_detect_local_cpu): Support
15822 AVX, SSE4, AES, PCLMUL and POPCNT.
15824 2009-05-27 Diego Novillo <dnovillo@google.com>
15826 * tree-pretty-print.c (dump_location): New.
15827 (dump_generic_node): Call it.
15828 Factor code to handle BLOCK nodes ...
15829 (dump_block_node): ... here.
15831 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
15833 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
15835 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
15837 * gcc-plugin.h: Include config.h and system.h.
15838 (IN_GCC): Define if not defined.
15840 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
15842 PR middle-end/40249
15843 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
15846 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
15848 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
15850 * config/m32r/m32r.h: Ditto.
15851 * config/m32r/m32r.md: Ditto.
15852 * config/m32r/predicates.md: Ditto.
15854 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
15856 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
15858 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
15861 (Loading plugins): typo.
15862 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
15863 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15864 (Interacting with the GCC Garbage Collector): Added new section.
15865 (Giving information about a plugin): Added new section for
15867 * ggc.h (ggc_register_root_tab): Added declaration.
15868 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
15869 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
15870 (register_callback): Improved comment in declaration.
15871 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
15872 (extra_root_vec) Added static variable for dynamic roots registration.
15873 (ggc_register_root_tab) Added new routine.
15874 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
15875 PLUGIN_GGC_MARKING event.
15876 * ggc-zone.c: Include plugin.h.
15877 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15878 * ggc-page.c: Include plugin.h.
15879 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
15880 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
15881 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
15882 (register_callback): check lack of callbacks for
15883 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
15884 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
15885 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
15886 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
15887 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
15888 dependency on plugin.h.
15889 (plugin.o): Added dependency on ggc.h...
15891 2009-05-26 Richard Guenther <rguenther@suse.de>
15893 PR middle-end/40248
15895 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
15896 with mismatched comparison modes.
15898 * expr.c (expand_expr_real_1): Expand the operand of a
15899 VIEW_CONVERT_EXPR in its natural mode.
15901 2009-05-26 Ian Lance Taylor <iant@google.com>
15903 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
15904 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
15905 (ALL_COMPILERFLAGS): Define.
15906 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
15907 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
15908 (collect2$(exeext), collect2.o): Likewise.
15909 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
15910 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
15911 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
15912 (libbackend.o, intl.o, cppdefault.o): Likewise.
15913 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
15914 (build/%.o): Use $(COMPILER_FOR_BUILD).
15915 (build/gen%$(build_exeext)): Likewise.
15916 (build/gcov-iov$(build_exeext)): LIkewise.
15917 * config/t-darwin (darwin.o): Use $(COMPILER).
15918 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
15919 * config/t-sol2 (sol2-c.o): Likewise.
15920 (sol2.o): Likewise.
15921 * config/t-vxworks (vxworks.o): Likewise.
15922 * config/x-darwin (host-darwin.o): Likewise.
15923 * config/x-hpux (host-hpux.o): Likewise.
15924 * config/x-linux (host-linux.o): Likewise.
15925 * config/x-solaris (host-solaris.o): Likewise.
15926 * config/alpha/x-alpha (driver-alpha.o): Likewise.
15927 * config/arm/t-arm (arm-c.o): Likewise.
15928 * config/arm/t-pe (pe.o): Likewise.
15929 * config/arm/t-wince-pe (pe.o): Likewise.
15930 * config/i386/t-cygming (winnt.o): Likewise.
15931 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
15932 * config/i386/t-cygwin (cygwin1.o): Likewise.
15933 (cygwin2.o): Likewise.
15934 * config/i386/t-i386 (i386-c.o): Likewise.
15935 * config/i386/t-interix (winnt.o): Likewise.
15936 * config/i386/t-netware (netware.o): Likewise.
15937 * config/i386/t-nwld (nwld.o): Likewise.
15938 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
15939 * config/i386/x-i386 (driver-i386.o): Likewise.
15940 * config/i386/x-cygwin (host-cygwin.o): Likewise.
15941 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
15942 * config/ia64/t-ia64 (ia64-c.o): Likewise.
15943 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
15944 * config/mips/x-native (driver-native.o): Likewise.
15945 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
15946 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
15947 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
15948 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
15949 * config/score/t-score-elf (score7.o): Likewise.
15950 (score3.o): Likewise.
15951 * config/sh/t-sh (sh-c.o): Likewise.
15952 * config/sh/t-symbian (sh-c.o): Likewise.
15953 (symbian.o): Likewise.
15954 * config/spu/t-spu-elf (spu-c.o): Likewise.
15955 * config/v850/t-v850 (v850-c.o): Likewise.
15956 * config/v850/t-v850e (v850-c.o): Likewise.
15958 2009-05-26 Richard Guenther <rguenther@suse.de>
15960 PR tree-optimization/40122
15961 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
15962 VECTOR_CSTs if possible.
15963 (fold_gimple_assign): Likewise.
15965 2009-05-26 Richard Guenther <rguenther@suse.de>
15967 PR middle-end/40252
15968 * fold-const.c (fold_binary): Use the correct types for building
15971 2009-05-26 Richard Guenther <rguenther@suse.de>
15973 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
15974 redundant calls to merge_alias_info.
15975 (bump_vector_ptr): Likewise.
15976 * tree-ssa-copy.c (merge_alias_info): Remove.
15977 (replace_exp_1): Remove call to merge_alias_info.
15978 (propagate_tree_value): Likewise.
15979 (fini_copy_prop): Propagate points-to info.
15980 * tree-flow.h (merge_alias_info): Remove.
15982 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15984 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
15986 2009-05-25 Jan Hubicka <jh@suse.cz>
15988 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
15989 * cgraph.h (struct inline_summary): New filed self_wize,
15990 size_inlining_benefit, self_time and time_inlining_benefit.
15991 (struct cgraph_global_info): Replace insns by time ans size fields.
15992 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
15993 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
15994 (ipcp_update_callgraph): Do not touch function bodies.
15995 * ipa-inline.c: Include except.h
15996 (MAX_TIME): New constant.
15997 (overall_insns): Remove.
15998 (leaf_node_p): New.
15999 (overall_size, max_benefit): New static variables.
16000 (cgraph_estimate_time_after_inlining): New function.
16001 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
16002 (cgraph_clone_inlined_nodes): Update size.
16003 (cgraph_mark_inline_edge): Update size.
16004 (cgraph_estimate_growth): Use size info.
16005 (cgraph_check_inline_limits): Check size.
16006 (cgraph_default_inline_p): Likewise.
16007 (cgraph_edge_badness): Compute badness based on benefit and size cost.
16008 (cgraph_decide_recursive_inlining): Check size.
16009 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
16011 (cgraph_decide_inlining): Likewise.
16012 (cgraph_decide_inlining_incrementally): Likewise; honor
16013 PARAM_EARLY_INLINING_INSNS.
16014 (likely_eliminated_by_inlining_p): New predicate.
16015 (estimate_function_body_sizes): New function.
16016 (compute_inline_parameters): Use it.
16017 * except.c (must_not_throw_labels): New function.
16018 * except.h (must_not_throw_labels): Declare.
16019 * tree-inline.c (init_inline_once): Kill inlining_weigths
16020 * tree-ssa-structalias.c: Avoid uninitialized warning.
16021 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
16022 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
16023 (PARAM_INLINE_CALL_COST): Remove.
16024 (PARAM_EARLY_INLINING_INSNS): New.
16026 2009-05-25 Richard Guenther <rguenther@suse.de>
16028 PR tree-optimization/36327
16029 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
16030 callback for reference translation or lookup at the point of may-defs.
16031 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
16032 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
16033 for union COMPONENT_REFs.
16034 (vn_reference_lookup_3): New callback. Lookup from memset
16035 and CONSTRUCTOR assignment, translate through struct copies.
16036 (vn_reference_lookup_pieces): Make sure to not free the
16037 passed operands array. Adjust walk_non_aliased_vuses call.
16038 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
16039 make sure we do not leak memory.
16041 2009-05-25 Richard Guenther <rguenther@suse.de>
16043 * tree-ssa-alias.h (dump_points_to_solution): Declare.
16044 * tree-inline.c (expand_call_inline): Reset the escaped and
16045 callused solutions.
16046 * tree-ssa-structalias.c (pass_build_ealias): New.
16047 * tree-pass.h (pass_build_ealias): Declare.
16048 * passes.c (init_optimization_passes): Add PTA during
16049 early optimizations.
16050 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
16051 and CALLUSED solutions.
16052 (dump_points_to_solution): New function, split out from ...
16053 (dump_points_to_info_for): ... here.
16054 * tree-parloops.c (parallelize_loops): Reset the escaped and
16055 callused solutions.
16057 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
16060 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
16061 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
16063 2009-05-25 Ira Rosen <irar@il.ibm.com>
16065 PR tree-optimization/40238
16066 * tree-vect-stmts.c (vect_init_vector): Insert initialization
16067 statements after basic block's labels.
16068 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
16069 to free the allocated memory.
16071 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
16073 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
16074 return address with a USE.
16076 2009-05-24 Richard Guenther <rguenther@suse.de>
16078 PR middle-end/40233
16079 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
16080 array type from the main variant of the inner type.
16082 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
16084 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
16085 definition to bool (from int) to un-break build.
16086 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
16088 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
16090 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
16091 discard_stmt_changes): Delete.
16092 * tree-ssa-operands.c (scb_stack): Delete.
16093 (init_ssa_operands): Do not initialize it.
16094 (fini_ssa_operands): Do not free it.
16095 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
16097 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
16098 update_stmt, remove the others. Fix comments.
16099 * tree-dfa.c (optimize_stack_restore): Likewise.
16100 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
16101 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
16102 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
16103 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
16105 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
16106 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
16107 (dom_opt_finalize_block): Likewise, adjusting access to
16109 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
16110 (stmts_to_rescan): Change item type to gimple.
16111 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
16113 2009-05-24 Ira Rosen <irar@il.ibm.com>
16115 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
16116 * tree-pass.h (pass_slp_vectorize): New pass.
16117 * params.h (SLP_MAX_INSNS_IN_BB): Define.
16118 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
16119 * tree-vectorizer.c (timevar.h): Include.
16120 (user_vect_verbosity_level): Declare.
16121 (vect_location): Fix comment.
16122 (vect_set_verbosity_level): Update user_vect_verbosity_level
16123 instead of vect_verbosity_level.
16124 (vect_set_dump_settings): Add an argument. Ignore user defined
16125 verbosity if dump flags require higher level of verbosity. Print to
16126 stderr only for loop vectorization.
16127 (vectorize_loops): Update call to vect_set_dump_settings.
16128 (execute_vect_slp): New function.
16129 (gate_vect_slp): Likewise.
16130 (struct gimple_opt_pass pass_slp_vectorize): New.
16131 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
16132 access its members.
16133 (vec_info_for_bb): New function.
16134 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
16135 (VECTORIZATION_ENABLED): New macro.
16136 (SLP_ENABLED, SLP_DISABLED): Likewise.
16137 (vect_is_simple_use): Add bb_vec_info argument.
16138 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
16139 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
16140 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
16141 vect_schedule_slp, vect_analyze_slp): Likewise.
16142 (vect_analyze_stmt): Add slp_tree argument.
16143 (find_bb_location): Declare.
16144 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
16145 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
16146 (vect_analyze_loop_operations, vect_analyze_loop,
16147 get_initial_def_for_induction, vect_create_epilog_for_reduction,
16148 vect_finalize_reduction, vectorizable_reduction,
16149 vectorizable_live_operation, vect_transform_loop): Likewise.
16150 * tree-data-ref.c (dr_analyze_innermost): Update comment,
16151 skip evolution analysis if analyzing a basic block.
16152 (dr_analyze_indices): Likewise.
16153 (initialize_data_dependence_relation): Skip the test whether the
16154 object is invariant for basic blocks.
16155 (compute_all_dependences): Skip dependence analysis for data
16156 references in basic blocks.
16157 (find_data_references_in_stmt): Don't fail in case of invariant
16158 access in basic block.
16159 (find_data_references_in_bb): New function.
16160 (find_data_references_in_loop): Move code to
16161 find_data_references_in_bb and add a call to it.
16162 (compute_data_dependences_for_bb): New function.
16163 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
16164 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
16166 (vect_analyze_data_ref_dependence): Check for interleaving in case of
16167 unknown dependence in basic block and fail in case of dependence in
16169 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
16170 dependence instances from either loop or basic block vectorization
16172 (vect_compute_data_ref_alignment): Check if it is loop vectorization
16173 before calling nested_in_vect_loop_p.
16174 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
16175 dependence instances from either loop or basic block vectorization
16177 (vect_verify_datarefs_alignment): Likewise.
16178 (vect_enhance_data_refs_alignment): Adjust function calls.
16179 (vect_analyze_data_refs_alignment): Likewise.
16180 (vect_analyze_group_access): Fix printing. Skip different checks if
16181 DR_STEP is 0. Keep strided stores either in loop or basic block
16182 vectorization data structure. Fix indentation.
16183 (vect_analyze_data_ref_access): Fix comments, allow zero step in
16185 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
16186 dependence instances from either loop or basic block vectorization
16188 (vect_analyze_data_refs): Update comment. Call
16189 compute_data_dependences_for_bb to analyze basic blocks.
16190 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
16191 case of loop vectorization. In case of basic block vectorization use
16192 data-ref itself as a base.
16193 (vect_create_data_ref_ptr): In case of basic block vectorization:
16194 don't advance the pointer, add new statements before the current
16195 statement. Adjust function calls.
16196 (vect_supportable_dr_alignment): Support only aligned accesses in
16197 basic block vectorization.
16198 * common.opt (ftree-slp-vectorize): New flag.
16199 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
16200 (vect_pattern_recog_1): Likewise.
16201 * tree-vect-stmts.c (process_use): Likewise.
16202 (vect_init_vector): Add new statements in the beginning of the basic
16203 block in case of basic block SLP.
16204 (vect_get_vec_def_for_operand): Adjust function calls.
16205 (vect_finish_stmt_generation): Likewise.
16206 (vectorizable_call): Add assert that it is loop vectorization, adjust
16208 (vectorizable_conversion, vectorizable_assignment): Likewise.
16209 (vectorizable_operation): In case of basic block SLP, take
16210 vectorization factor from statement's type and skip the relevance
16211 check. Adjust function calls.
16212 (vectorizable_type_demotion): Add assert that it is loop
16213 vectorization, adjust function calls.
16214 (vectorizable_type_promotion): Likewise.
16215 (vectorizable_store): Check for outer loop only in case of loop
16216 vectorization. Adjust function calls. For basic blocks, skip the
16217 relevance check and don't advance pointers.
16218 (vectorizable_load): Likewise.
16219 (vectorizable_condition): Add assert that it is loop vectorization,
16220 adjust function calls.
16221 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
16222 that it is not reduction, get vector type, call only supported
16223 functions, skip loop specific parts.
16224 (vect_transform_stmt): Check for outer loop only in case of loop
16226 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
16227 (vect_is_simple_use): Fix comment, add new argument, fix conditions
16228 for external definition.
16229 * passes.c (pass_slp_vectorize): New pass.
16230 * tree-vect-slp.c (find_bb_location): New function.
16231 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
16232 check for patterns only in loops.
16233 (vect_build_slp_tree): Add argument, adjust function calls, fail in
16234 case of multiple types in basic block SLP.
16235 (vect_mark_slp_stmts_relevant): New function.
16236 (vect_supported_load_permutation_p): Fix comment.
16237 (vect_analyze_slp_instance): Add argument. In case of basic block
16238 SLP, take vectorization factor from statement's type, check that
16239 unrolling factor is 1. Adjust function call. Save SLP instance in
16240 either loop or basic block vectorization structure. Return FALSE,
16242 (vect_analyze_slp): Add argument. Get strided stores groups from
16243 either loop or basic block vectorization structure. Return FALSE
16244 if basic block SLP failed.
16245 (new_bb_vec_info): New function.
16246 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
16247 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
16248 (vect_schedule_slp): Add argument. Get SLP instances from either
16249 loop or basic block vectorization structure. Set vectorization factor
16250 to be 1 for basic block SLP.
16251 (vect_slp_transform_bb): New function.
16252 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
16254 2009-05-23 Mark Mitchell <mark@codesourcery.com>
16256 * final.c (shorten_branches): Do not align labels for jump tables.
16257 (final_scan_insn): Use JUMP_TABLE_DATA_P.
16259 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
16261 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
16262 Remove outdated reference to flow.c and fix nits.
16263 * doc/gccint.texi: Tweak RTL description.
16264 * doc/rtl.texi: Likewise.
16266 2009-05-23 Denis Chertykov <chertykov@gmail.com>
16268 * config/avr/avr.c: Change my email address.
16269 * config/avr/avr.h: Likewise.
16270 * config/avr/avr.md: Likewise.
16271 * config/avr/avr-protos.h: Likewise.
16272 * config/avr/libgcc.S: Likewise.
16274 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
16276 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
16277 (spu_split_load, spu_split_store): Change return type to int.
16278 (spu_split_convert): Declare.
16279 * config/spu/predicates.md (spu_mem_operand): Remove.
16280 (spu_mov_operand): Update.
16281 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
16282 * config/spu/spu.c (regno_aligned_for_load): Remove.
16283 (reg_aligned_for_addr, spu_expand_load): Define.
16284 (spu_expand_extv): Reimplement and handle MEM.
16285 (spu_expand_insv): Handle MEM.
16286 (spu_sched_reorder): Handle insn's with length 0.
16287 (spu_legitimate_address_p): Reimplement.
16288 (store_with_one_insn_p): Return TRUE for any mode with size
16289 larger than 16 bytes.
16290 (address_needs_split): Define.
16291 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
16293 (spu_convert_move): Define.
16294 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
16295 (spu_split_store): Change all MEM's to TImode.
16296 (spu_init_expanders): Preallocate registers that correspond to
16297 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
16299 (spu_split_convert): Define.
16300 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
16301 (_move<mode>, _movdi, _movti): Update predicate and condition.
16302 (load, store): Change to define_split.
16303 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
16305 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
16306 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
16307 define_insn_and_split of lshr<mode>3.
16308 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
16309 (<v>ashr<mode>3_imm): Define.
16310 (extv, extzv, insv): Allow MEM operands.
16311 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
16312 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
16313 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
16314 (_spu_convert2): Change to define_insn_and_split and remove the
16315 corresponding define_peephole2.
16316 (stack_protect_set, stack_protect_test, stack_protect_test_si):
16317 Change predicates to memory_operand.
16319 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16321 * config/arm/thumb2.md: Add 16-bit multiply instructions.
16323 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
16325 PR tree-optimization/40219
16326 * tree.c (iterative_hash_expr): Make sure the builtin function is
16327 a normal builtin function and not a front end or back end builtin
16328 before indexing into the built_in_decls array.
16330 2009-05-22 Richard Guenther <rguenther@suse.de>
16332 PR middle-end/38964
16333 * alias.c (write_dependence_p): Do not use TBAA for answering
16334 anti-dependence or output-dependence.
16335 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
16336 (emit_pointer_definition): Remove.
16337 (emit_alias_warning): Likewise.
16338 (find_what_var_points_to): Remove TBAA pruning code.
16339 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
16341 (compute_points_to_sets): Remove code computing the set of
16342 dereferenced pointers.
16343 * tree-data-ref.c (dr_may_alias_p): Properly use the split
16344 oracle for querying anti and output dependencies.
16345 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
16346 if TBAA may be applied.
16347 (refs_anti_dependent_p): New function.
16348 (refs_output_dependent_p): Likewise.
16349 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
16350 (refs_output_dependent_p): Likewise.
16351 * doc/tree-ssa.texi (Memory model): New section.
16352 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16353 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16354 * cfgexpand.c (expand_gimple_basic_block): Do not handle
16355 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
16356 * expr.c (expand_expr_real_1): Likewise.
16357 * gimple-low.c (lower_stmt): Likewise.
16358 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
16359 (dump_gimple_cdt): Remove.
16360 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16361 (gimple_size): Likewise.
16362 (walk_gimple_op): Likewise.
16363 (is_gimple_stmt): Likewise.
16364 (walk_stmt_load_store_addr_ops): Likewise.
16365 (gimple_build_cdt): Remove.
16366 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
16367 * gimple.h (gimple_cdt_new_type): Remove.
16368 (gimple_cdt_new_type_ptr): Likewise.
16369 (gimple_cdt_set_new_type): Likewise.
16370 (gimple_cdt_location): Likewise.
16371 (gimple_cdt_location_ptr): Likewise.
16372 (gimple_cdt_set_location): Likewise.
16373 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16374 * tree-cfg.c (remove_useless_stmts_1): Do not handle
16375 GIMPLE_CHANGE_DYNAMIC_TYPE.
16376 (verify_types_in_gimple_stmt): Likewise.
16377 * tree-inline.c (estimate_num_insns): Likewise.
16378 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
16379 (copy_decl_to_var): Likewise.
16380 (copy_result_decl_to_var): Likewise.
16381 * tree-pretty-print.c (dump_generic_node): Do not handle
16382 CHANGE_DYNAMIC_TYPE_EXPR.
16383 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16384 * tree-ssa-operands.c (get_expr_operands): Likewise.
16385 * tree-ssa-structalias.c (struct variable_info): Remove
16386 no_tbaa_pruning member.
16387 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
16388 (unify_nodes): Do not copy it.
16389 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
16390 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
16391 (set_uids_in_ptset): Do not check it.
16392 (find_what_var_points_to): Likewise.
16393 (compute_tbaa_pruning): Remove.
16394 (compute_points_to_sets): Do not call it.
16395 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
16396 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
16397 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
16398 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
16399 (DECL_NO_TBAA_P): Likewise.
16400 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
16401 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
16402 (expand_omp_atomic_pipeline): Do not set it.
16403 * print-tree.c (print_node): Do not dump it.
16404 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
16407 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
16410 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
16413 2009-05-22 Mark Mitchell <mark@codesourcery.com>
16415 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
16418 2009-05-22 Ben Elliston <bje@au.ibm.com>
16420 * Makefile.in (bversion.h, s-bversion): New targets.
16421 (TOPLEV_H): Add bversion.h.
16422 * toplev.h: Include "bversion.h".
16423 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
16424 the __format__ attribute only if compiling with the same version
16425 of GCC as the sources (the "build version").
16427 2009-05-22 Ben Elliston <bje@au.ibm.com>
16429 * c-format.c (handle_format_attribute): Fix comment typo.
16431 2009-05-21 Steve Ellcey <sje@cup.hp.com>
16434 * config/ia64/ia64.opt (mfused-madd): New.
16435 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
16436 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
16437 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
16438 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
16439 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
16440 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
16441 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
16442 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
16443 instruction if !TARGET_FUSED_MADD.
16444 (fpma, fpms): Remove colon from name.
16446 2009-05-22 Richard Guenther <rguenther@suse.de>
16448 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
16449 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
16450 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
16452 (create_expression_by_pieces): Only convert if necessary.
16453 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
16454 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
16456 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
16458 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
16459 regular pattern from a template and rename it ...
16460 (*extzv_truncsi_exts): ... to this.
16462 2009-05-21 Richard Guenther <rguenther@suse.de>
16464 * cgraph.h (struct cgraph_node): Remove inline_decl member.
16465 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
16466 (cgraph_default_inline_p): Likewise.
16467 (cgraph_decide_inlining_incrementally): Likewise.
16469 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
16470 Uros Bizjak <ubizjak@gmail.com>
16472 * config/i386/cpuid.h (bit_MOVBE): New.
16474 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
16476 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
16477 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
16478 (ix86_handle_option): Handle OPT_mmovbe.
16479 (ix86_target_string): Add -mmovbe.
16480 (pta_flags): Add PTA_MOVBE.
16481 (processor_alias_table): Add PTA_MOVBE to "atom".
16482 (override_options): Handle PTA_MOVBE.
16484 * config/i386/i386.h (TARGET_MOVBE): New.
16486 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
16487 (*bswapsi_movbe): New.
16488 (*bswapdi_movbe): Likewise.
16489 (bswapdi2): Renamed to ...
16490 (*bswapdi_1): This.
16491 (bswapdi2): New expander.
16493 * config/i386/i386.opt (mmovbe): New.
16495 * doc/invoke.texi: Document -mmovbe.
16497 2009-05-21 Taras Glek <tglek@mozilla.com>
16499 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
16500 * gcc-plugin.h (plugin_init): Updated signature.
16501 * gcc-plugin.h (plugin_name_args): Moved to this header.
16502 * doc/plugins.texi (plugin_init): Updated documention to reflect
16504 * doc/plugins.texi (plugin_name_args): Added to documention.
16506 2009-05-21 Mark Mitchell <mark@codesourcery.com>
16508 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
16509 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
16511 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
16513 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
16514 JUMP_TABLE_DATA_P predicates where applicable.
16515 * config/i386/predicates.md: Ditto.
16516 * config/i386/sse.md: Ditto.
16518 2009-05-21 Jakub Jelinek <jakub@redhat.com>
16520 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
16521 operand2 -128 override length_immediate attribute to 1.
16522 * config/i386/predicates.md (constm128_operand): New predicate.
16524 * config/i386/i386.c (memory_address_length): Handle %r12
16525 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
16527 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
16528 mode look through optional ZERO_EXTEND and SUBREG.
16529 * config/i386/i386.md (R12_REG): New define_constant.
16530 (prefix_data16): For sse unit set also for MODE_TI insns.
16531 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
16532 insns set if operand 1 is ext_QIreg_operand.
16533 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
16534 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
16536 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
16537 mode from MODE_DI to MODE_SI.
16538 (movdi_1_rex64): Override modrm and length_immediate attributes
16539 only for movabs (TYPE_IMOV, alternative 2).
16540 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
16541 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
16542 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
16543 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
16544 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
16545 prefix_rex attribute if DImode.
16546 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
16547 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
16548 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
16549 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
16550 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
16551 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
16552 Likewise. For TYPE_IMOV clear length_immediate attribute.
16553 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
16554 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
16555 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
16556 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
16557 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
16558 or one operand TYPE_ISHIFT.
16559 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
16560 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
16561 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
16562 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
16563 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
16564 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
16565 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
16566 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
16567 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
16568 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
16569 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
16570 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
16571 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
16572 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
16573 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
16574 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
16575 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
16576 set mode attribute, don't override length attribute.
16577 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
16579 (return_internal_long): Set length attribute to 2 instead of 1.
16580 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
16581 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
16582 prefix_rex attribute.
16583 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
16585 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
16587 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16589 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
16591 2009-05-20 Ian Lance Taylor <iant@google.com>
16593 * tree.c (build_tree_list_vec_stat): New function.
16594 (ctor_to_vec): New function.
16595 (build_nt_call_vec): New function.
16596 (build_call_array): Change args to be a const pointer.
16597 (build_call_vec): New function.
16598 * tree.h (build_nt_call_vec): Declare.
16599 (build_tree_list_vec_stat): Declare.
16600 (build_tree_list_vec): Define.
16601 (build_call_array): Update declaration.
16602 (build_call_vec): Declare.
16603 (ctor_to_vec): Declare.
16604 * c-common.c (tree_vector_cache): New static variable.
16605 (make_tree_vector): New function.
16606 (release_tree_vector): New function.
16607 (make_tree_vector_single): New function.
16608 (make_tree_vector_copy): New function.
16609 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
16610 (make_tree_vector_single, make_tree_vector_copy): Declare.
16611 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
16612 (c_parser_expr_list): Don't manage cache here, instead call
16614 (c_parser_release_expr_list): Remove static function.
16615 (c_parser_vec_to_tree_list): Remove static function.
16616 (c_parser_attributes): Call build_tree_list_vec instead of
16617 c_parser_vec_to_tree_list. Call release_tree_vector instead of
16618 c_parser_release_expr_list.
16619 (c_parser_postfix_expression_after_primary): Likewise.
16620 (c_parser_objc_keywordexpr): Likewise.
16622 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
16624 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
16625 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
16626 TARGET_CONVERT_TO_TYPE.
16627 * hooks.c (hook_tree_const_tree_null): Define.
16628 * hooks.h (hook_tree_const_tree_null): Declare.
16629 * target.h (struct gcc_target): Add invalid_parameter_type,
16630 invalid_return_type, promoted_type, and convert_to_type fields.
16631 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
16632 (TARGET_INVALID_RETURN_TYPE): Define.
16633 (TARGET_PROMOTED_TYPE): Define.
16634 (TARGET_CONVERT_TO_TYPE): Define.
16635 (TARGET_INITIALIZER): Update for new fields.
16636 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
16637 (grokparms): Check targetm.invalid_parameter_type.
16638 * c-typeck.c (default_conversion): Check targetm.promoted_type.
16639 * c-convert.c (convert): Check targetm.convert_to_type.
16641 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
16643 * config/mips/mips.md (*extenddi_truncate<mode>,
16644 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
16646 (*extendhi_truncateqi): New define_insn_and_sptit.
16648 2009-05-20 Jakub Jelinek <jakub@redhat.com>
16650 PR middle-end/40204
16651 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
16652 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
16654 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
16656 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
16657 the operand of VIEW_CONVERT_EXPR.
16659 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
16661 * config/i386/driver-i386.c (host_detect_local_cpu): Check
16662 extended family and model for Intel processors. Support Intel Atom.
16664 2009-05-20 Olivier Hainque <hainque@adacore.com>
16666 * gstab.h (stab_code_type): Define, to be used instead of the
16667 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
16669 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
16670 occurrences by stab_code_type.
16671 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
16673 2009-05-20 Martin Jambor <mjambor@suse.cz>
16675 * tree-flow.h (insert_edge_copies_seq): Undeclare.
16676 (sra_insert_before): Likewise.
16677 (sra_insert_after): Likewise.
16678 (sra_init_cache): Likewise.
16679 (sra_type_can_be_decomposed_p): Likewise.
16680 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
16681 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
16682 (sra_insert_before): Likewise.
16683 (sra_insert_after): Likewise.
16684 (sra_init_cache): Likewise.
16685 (insert_edge_copies_seq): Made static and moved upwards.
16687 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
16690 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
16692 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
16693 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
16696 2009-05-20 Richard Guenther <rguenther@suse.de>
16698 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
16699 with mismatched comparison modes.
16701 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16703 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
16704 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
16705 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
16706 with shifts for Thumb2.
16707 (orsi_notsi): New for orn.
16708 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
16709 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
16710 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
16711 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
16712 Don't invert remainder for IOR.
16714 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
16716 PR tree-optimization/40087
16717 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
16718 number_of_iterations_ne): Rename never_infinite argument.
16719 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
16720 number_of_iterations_le): Handle pointer-type ivs when
16721 exit_must_be_taken is false.
16722 (number_of_iterations_cond): Do not always assume that
16723 exit_must_be_taken if the control variable is a pointer.
16725 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16727 * c-typeck.c (build_binary_op): Allow % on integal vectors.
16728 * doc/extend.texi (Vector Extension): Document that % is allowed too.
16730 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
16732 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
16733 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
16735 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16738 * c.opt (Wlogical-op): Disabled by default.
16739 * c-opt (c_common_post_options): Do not enable Wlogical-op with
16741 * doc/invoke.texi (Wlogical-op): Likewise.
16743 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
16745 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
16747 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
16748 Propagate the type of the first operand.
16749 <ASSERT_EXPR>: Simplify.
16750 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
16751 Rewrite using the RHS code as discriminant.
16752 <NOP_EXPR>: Turn into CASE_CONVERT.
16753 <PLUS_EXPR>: Propagate the type of the first operand.
16755 2009-05-19 Steve Ellcey <sje@cup.hp.com>
16757 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
16758 (ia64_dconst_0_375): New.
16759 * config/ia64/ia64.c (ia64_override_options): Remove
16760 -minline-sqrt-min-latency warning.
16761 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
16762 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
16763 * config/ia64/ia64.md (*sqrt_approx): Remove.
16764 (sqrtsf2): Remove #if 0.
16765 (sqrtsf2_internal_thr): Rewrite and move to div.md.
16766 (sqrtdf): Remove assert.
16767 (sqrtdf2_internal_thr): Rewrite and move to div.md.
16768 (sqrtxf2): Remove #if 0.
16769 (sqrtxf2_internal_thr): Rewrite and move to div.md.
16770 * div.md (sqrt_approx_rf): New.
16771 (sqrtsf2_internal_thr): New implementation.
16772 (sqrtsf2_internal_lat): New.
16773 (sqrtdf2_internal_thr: New implementation.
16774 (sqrtxf2_internal): New implementation.
16776 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
16777 Hans-Peter Nilsson <hp@axis.com>
16779 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
16780 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
16781 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
16782 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
16783 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
16784 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
16785 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
16786 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
16787 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
16788 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
16789 * c-common.c: ...from here.
16791 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
16793 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
16795 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16797 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
16799 2009-05-19 Ben Elliston <bje@au.ibm.com>
16801 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
16802 assignments with memcpy calls.
16803 (add_fdes): Likewise.
16804 (binary_search_unencoded_fdes): Likewise.
16805 (linear_search_fdes): Eliminate type puns.
16807 2009-05-19 Richard Guenther <rguenther@suse.de>
16809 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
16810 not falsely claim to have propagated into all uses.
16812 2009-05-19 Ben Elliston <bje@au.ibm.com>
16814 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
16817 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16819 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
16820 * config/sh/sh.c (sh_legitimate_address_p): Make static.
16821 (TARGET_LEGITIMATE_ADDRESS_P): New.
16822 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
16823 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
16825 2009-05-18 Dodji Seketeli <dodji@redhat.com>
16828 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
16829 child of the containing namespace's DIE.
16831 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
16833 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
16834 *zero_extendhi_truncqi): Move after the zero_extend patterns.
16835 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
16838 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
16841 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
16842 gen_align with gen_pad.
16843 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
16844 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
16846 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
16847 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
16849 * config/i386/i386.md (align): Renamed to ...
16850 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
16851 ASM_OUTPUT_MAX_SKIP_PAD.
16853 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
16855 * config.gcc: Fix variable syntax.
16858 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
16859 before calling exact_log2.
16860 (output_iorsi3): Likewise.
16861 (output_xorsi3): Likewise.
16863 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
16865 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
16866 for the none zero constant operand except for EQ and NE
16867 comprisons even when the first operand is R0.
16869 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
16871 * config/s390/2064.md: Remove trailing whitespaces.
16872 * config/s390/2084.md: Likewise.
16873 * config/s390/constraints.md: Likewise.
16874 * config/s390/fixdfdi.h: Likewise.
16875 * config/s390/libgcc-glibc.ver: Likewise.
16876 * config/s390/s390-modes.def: Likewise.
16877 * config/s390/s390-protos.h: Likewise.
16878 * config/s390/s390.c: Likewise.
16879 * config/s390/s390.h: Likewise.
16880 * config/s390/s390.md: Likewise.
16881 * config/s390/tpf-unwind.h: Likewise.
16883 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16885 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
16887 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
16890 * configure.ac (m68k-*-*): Check if binutils support TLS.
16891 * configure: Regenerate.
16892 * config/m68k/predicates.md (symbolic_operand): Extend comment.
16893 * config/m68k/constraints.md (Cu): New constraint.
16894 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
16895 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
16896 (movsi): Handle TLS symbols.
16897 (addsi3_5200): Handle XTLS symbols, indent.
16898 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
16899 (m68k_tls_reference_p): Declare.
16900 (m68k_legitimize_address): Declare.
16901 (m68k_unwrap_symbol): Declare.
16902 * config/m68k/m68k.opt (mxtls): New option.
16903 * config/m68k/m68k.c (ggc.h): Include.
16904 (m68k_output_dwarf_dtprel): Implement hook.
16905 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
16906 (m68k_expand_prologue): Load GOT pointer when function needs it.
16907 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
16908 (m68k_legitimate_constant_address_p): Same.
16909 (m68k_decompose_address): Handle TLS references.
16910 (m68k_get_gp): New static function.
16911 (enum m68k_reloc): New contants.
16912 (TLS_RELOC_P): New macro.
16913 (m68k_wrap_symbol): New static function.
16914 (m68k_unwrap_symbol): New function.
16915 (m68k_final_prescan_insn_1): New static function.
16916 (m68k_final_prescan_insn): New function.
16917 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
16919 (legitimize_pic_address): Handle TLS references..
16920 (m68k_tls_get_addr, m68k_get_tls_get_addr)
16921 (m68k_libcall_value_in_a0_p)
16922 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
16923 (m68k_call_m68k_read_tp): Helper variables and functions for ...
16924 (m68k_legitimize_tls_address): Handle TLS references.
16925 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
16927 (m68k_legitimize_address): Handle TLS symbols.
16928 (m68k_get_reloc_decoration): New static function.
16929 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
16931 (m68k_output_dwarf_dtprel): Implement hook.
16932 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
16933 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
16934 m68k_call_* routines.
16935 (sched_attr_op_type): Handle TLS symbols.
16936 (gt-m68k.h): Include.
16937 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
16938 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
16940 2009-05-18 Martin Jambor <mjambor@suse.cz>
16942 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
16943 (visit_store_addr_for_mod_analysis): New function.
16944 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
16945 (determine_cst_member_ptr): Use gimple_assign_single_p.
16946 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
16947 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
16948 operands. Don't check number of operands of a NOP_EXPR.
16950 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
16952 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
16954 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
16957 * c-common.c (warn_logical_operator): Don't warn if one of
16958 expression isn't always true or false.
16960 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
16962 * config/i386/biarch32.h: New file.
16963 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
16965 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
16967 * config/mips/mips.md (*zero_extend<mode>_trunchi,
16968 *zero_extend<mode>_truncqi): Merge these into ...
16969 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
16970 Name the pattern following this as *zero_extendhi_truncqi.
16972 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
16974 PR middle-end/39301
16975 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
16976 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
16977 (output_info): Make field HOST_WIDEST_INT.
16978 (print_statistics): Use HOST_WIDEST_INT_PRINT.
16979 (dump_bitmat_statistics): Same.
16981 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
16983 * config.gcc (use_gcc_stdint): Set to wrap.
16984 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
16985 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
16986 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
16987 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
16988 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
16989 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
16990 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
16991 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
16993 2009-05-16 Joseph Myers <joseph@codesourcery.com>
16995 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
16997 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
16998 Move definitions earlier.
16999 (OPT_ARCH64, OPT_ARCH32): Define.
17000 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
17003 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17006 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
17009 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
17011 * arm.md (movdi2): Copy non-reg values to DImode registers.
17013 2009-05-16 Jakub Jelinek <jakub@redhat.com>
17016 * final.c (label_to_max_skip): New function.
17017 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
17018 CODE_LABEL_NUMBER <= max_labelno.
17019 * output.h (label_to_max_skip): New prototype.
17020 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
17021 (ix86_avoid_jump_mispredicts): ... this. Don't define if
17022 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
17023 Handle CODE_LABELs with >= 16 byte alignment or with
17024 max_skip == (1 << align) - 1.
17025 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
17026 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
17029 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
17030 .p2align 3 if MAX_SKIP is smaller than 7.
17031 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
17033 2009-05-15 Ian Lance Taylor <iant@google.com>
17035 * alias.c (struct alias_set_entry_d): Rename from struct
17036 alias_set_entry. Change all uses.
17037 * except.c (struct call_site_record_d): Rename from struct
17038 call_site_record. Change all uses.
17039 * except.h (struct eh_region_d): Rename from struct eh_region.
17041 * gcse.c (struct hash_table_d): Rename from struct hash_table.
17043 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
17044 ivtype_map_elt. Change all uses.
17045 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
17047 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
17048 * graphite.h (struct name_tree_d): Rename from struct name_tree.
17050 (struct sese_d): Rename from struct sese. Change all uses.
17051 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
17052 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
17053 * optabs.h (struct optab_d): Rename from struct optab. Change all
17055 (struct convert_optab_d): Rename from struct convert_optab.
17057 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
17058 ipa_opt_pass. Change all uses.
17059 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
17062 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
17063 defined as a typedef.
17064 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
17067 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17070 * fold-const.c (make_range,build_range_check,merge_ranges): Move
17072 (merge_ranges): Returns bool.
17073 * tree.h (make_range): .. to here.
17074 (build_range_check): Likewise.
17075 (merge_ranges): Likewise. Renamed from merge_ranges.
17076 * c-typeck.c (parser_build_binary_op): Update calls to
17077 warn_logical_operator.
17078 * c-common.c (warn_logical_operator): Add new warning.
17079 * c-common.h (warn_logical_operator): Update declaration.
17081 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
17083 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
17085 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17087 * doc/install.texi: Document MPC requirements, flags etc.
17089 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
17090 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
17091 Evaluate constant arguments.
17092 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
17093 (fold_builtin_1): Likewise, also evaluate constant arguments.
17094 Remove superfluous break.
17095 (do_mpc_ckconv): New.
17096 * real.h: Include mpc.h.
17097 * toplev.c (print_version): Output MPC version info if available.
17099 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17101 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
17103 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
17105 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
17108 2009-05-15 Jan Hubicka <jh@suse.cz>
17110 * doc/invoke.texi (max-early-inliner-iterations): New flag.
17111 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
17112 (try_inline): Fix return value.
17113 (cgraph_decide_inlining_incrementally): Honor new value.
17114 (cgraph_early_inlining): Handle indirect inlining.
17115 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
17117 2009-05-15 Jan Hubicka <jh@suse.cz>
17119 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
17120 * cgraphunit.c (cgraph_finalize_function): Set it.
17121 (cgraph_expand_function): Use it.
17123 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17125 * real.c (encode_ieee_half): Define.
17126 (decode_ieee_half): Define.
17127 (ieee_half_format): Define.
17128 (arm_half_format): Define.
17129 * real.h (ieee_half_format): Declare.
17130 (arm_half_format): Declare.
17132 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
17134 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
17135 swapped, and reversed optabs exist before trying to use them.
17137 2009-05-15 Paul Brook <paul@codesourcery.com>
17138 Sandra Loosemore <sandra@codesourcery.com>
17140 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
17141 loads. Allow PRE_DEC.
17142 (output_move_neon): Handle PRE_DEC.
17143 (arm_print_operand): Add 'A' for neon structure loads.
17144 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
17145 * config/arm/neon.md (neon_mov): Update comment.
17146 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
17148 (Um): New constraint.
17150 2009-05-15 Jan Hubicka <jh@suse.cz>
17152 Revert the following patch until testsuite fallout is fixed:
17153 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17154 * cgraph.h (struct inline_summary): New filed self_wize,
17155 size_inlining_benefit, self_time and time_inlining_benefit.
17156 (struct cgraph_global_info): Replace insns by time ans size fields.
17157 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17158 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17159 (ipcp_update_callgraph): Do not touch function bodies.
17160 * ipa-inline.c: Include except.h
17161 (MAX_TIME): New constant.
17162 (overall_insns): Remove
17163 (overall_size, max_benefit): New static variables.
17164 (cgraph_estimate_time_after_inlining): New function.
17165 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17166 (cgraph_clone_inlined_nodes): Update size.
17167 (cgraph_mark_inline_edge): Update size.
17168 (cgraph_estimate_growth): Use size info.
17169 (cgraph_check_inline_limits): Check size.
17170 (cgraph_default_inline_p): Likewise.
17171 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17172 (cgraph_decide_recursive_inlining): Check size.
17173 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17175 (cgraph_decide_inlining): Likewise.
17176 (cgraph_decide_inlining_incrementally): Likewise; honor
17177 PARAM_EARLY_INLINING_INSNS.
17178 (likely_eliminated_by_inlining_p): New predicate.
17179 (estimate_function_body_sizes): New function.
17180 (compute_inline_parameters): Use it.
17181 * except.c (must_not_throw_labels): New function.
17182 * except.h (must_not_throw_labels): Declare.
17183 * tree-inline.c (init_inline_once): Kill inlining_weigths
17184 * tree-ssa-structalias.c: Avoid uninitialized warning.
17185 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17186 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17187 (PARAM_INLINE_CALL_COST): Remove.
17188 (PARAM_EARLY_INLINING_INSNS): New.
17190 2009-05-15 Richard Guenther <rguenther@suse.de>
17192 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
17193 not TODO_update_ssa.
17195 2009-05-15 Richard Guenther <rguenther@suse.de>
17197 PR tree-optimization/39999
17198 * gimple.h (gimple_expr_type): Use the expression type looking
17199 through useless conversions.
17200 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
17201 (vn_nary_op_insert_stmt): Likewise.
17202 (simplify_binary_expression): Likewise.
17204 2009-05-15 Richard Guenther <rguenther@suse.de>
17206 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17207 New options, enabled by default.
17208 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
17210 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
17211 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
17212 * tree-ssa-structalias.c (gate_tree_pta): New function.
17213 (pass_build_alias): Use it.
17215 2009-05-15 Joseph Myers <joseph@codesourcery.com>
17217 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
17218 recurse on an invariant address if a conversion from a pointer
17219 type to a wider integer type is involved.
17221 2009-05-15 Jan Hubicka <jh@suse.cz>
17223 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
17224 * cgraph.h (struct inline_summary): New filed self_wize,
17225 size_inlining_benefit, self_time and time_inlining_benefit.
17226 (struct cgraph_global_info): Replace insns by time ans size fields.
17227 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
17228 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
17229 (ipcp_update_callgraph): Do not touch function bodies.
17230 * ipa-inline.c: Include except.h
17231 (MAX_TIME): New constant.
17232 (overall_insns): Remove
17233 (overall_size, max_benefit): New static variables.
17234 (cgraph_estimate_time_after_inlining): New function.
17235 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
17236 (cgraph_clone_inlined_nodes): Update size.
17237 (cgraph_mark_inline_edge): Update size.
17238 (cgraph_estimate_growth): Use size info.
17239 (cgraph_check_inline_limits): Check size.
17240 (cgraph_default_inline_p): Likewise.
17241 (cgraph_edge_badness): Compute badness based on benefit and size cost.
17242 (cgraph_decide_recursive_inlining): Check size.
17243 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
17245 (cgraph_decide_inlining): Likewise.
17246 (cgraph_decide_inlining_incrementally): Likewise; honor
17247 PARAM_EARLY_INLINING_INSNS.
17248 (likely_eliminated_by_inlining_p): New predicate.
17249 (estimate_function_body_sizes): New function.
17250 (compute_inline_parameters): Use it.
17251 * except.c (must_not_throw_labels): New function.
17252 * except.h (must_not_throw_labels): Declare.
17253 * tree-inline.c (init_inline_once): Kill inlining_weigths
17254 * tree-ssa-structalias.c: Avoid uninitialized warning.
17255 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
17256 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
17257 (PARAM_INLINE_CALL_COST): Remove.
17258 (PARAM_EARLY_INLINING_INSNS): New.
17259 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
17260 (inline-call-cost): Remove.
17261 (early-inlining-insns): New.
17263 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
17265 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
17267 (print_int_cst_bounds_in_octal_p): Likewise.
17268 (dbxout_type): Adjust calls to above functions. Be prepared to deal
17270 * dwarf2out.c (base_type_die): Likewise.
17271 (is_subrange_type): Delete.
17272 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
17273 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
17274 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
17275 if the destination type is boolean.
17276 (build_range_check): Do not special-case subtypes.
17277 (fold_sign_changed_comparison): Likewise.
17278 (fold_unary): Likewise.
17279 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
17280 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
17281 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
17282 * tree.c (subrange_type_for_debug_p): New predicate based on the
17283 former is_subrange_type.
17284 * tree.h (subrange_type_for_debug_p): Declare.
17285 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
17286 (convert_affine_scev): Remove call to above function.
17287 (chrec_convert_aggressive): Likewise.
17288 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
17289 false for conversions involving subtypes.
17290 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
17291 (vrp_val_min): Likewise.
17292 (needs_overflow_infinity): Likewise.
17293 (extract_range_from_unary_expr): Likewise.
17295 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
17297 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
17298 * config/frv/frv.c: Likewise.
17299 * config/s390/s390.c: Likewise.
17300 * config/sparc/sparc.h: Likewise.
17301 * config/i386/i386.h: Likewise.
17302 * config/i386/i386.c: Likewise.
17303 * config/crx/crx.c: Likewise.
17304 * config/m68hc11/m68hc11.h: Likewise.
17305 * config/iq2000/iq2000.c: Likewise.
17306 * config/mn10300/mn10300.h: Likewise.
17307 * config/mn10300/mn10300.c: Likewise.
17308 * config/m68k/m68k.c: Likewise.
17309 * config/rs6000/rs6000.c: Likewise.
17310 * config/rs6000/xcoff.h: Likewise.
17311 * config/rs6000/linux64.h: Likewise.
17312 * config/rs6000/sysv4.h: Likewise.
17313 * config/score/score3.c: Likewise.
17314 * config/score/score7.c: Likewise.
17315 * config/score/score.c: Likewise.
17316 * config/arm/arm.md: Likewise.
17317 * config/mips/mips.c: Likewise.
17318 * config/mips/mips.md: Likewise.
17319 * config/bfin/bfin.h: Likewise.
17320 * config/pa/pa.c: Likewise.
17321 * config/pa/constraints.md: Likewise.
17323 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
17324 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
17325 * config/pdp11/pdp11.h: Use memory_address_p instead.
17327 2009-05-14 Ian Lance Taylor <iant@google.com>
17329 * passes.c (finish_optimization_passes): Change i to int.
17330 * plugin.c (plugins_active_p): Change event to int.
17331 (dump_active_plugins): Likewise.
17332 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
17334 * tree.c (tree_range_check_failed): Change c to unsigned int.
17335 (omp_clause_range_check_failed): Likewise.
17336 (build_common_builtin_nodes): Change mode to int. Add cast.
17337 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
17338 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
17340 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
17341 ++ or -- with a variable of enum type.
17343 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17346 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
17348 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17350 * store-motion.c: Do not include params.h
17351 * Makefile.in: Fix dependencies for various files.
17353 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
17355 * auto-inc-dec.c: Fix pass description, remove apparent
17356 accidental duplication.
17358 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
17360 PR middle-end/40147
17361 * ipa-utils.h (memory_identifier_string): Moved to ...
17362 * tree.h (memory_identifier_string): Here. Add GTY(()).
17364 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17366 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
17367 in the former documentation of...
17368 (GO_IF_LEGITIMATE_ADDRESS): ... this.
17369 * ira-conflicts.c (get_dup_num): Use address_operand.
17370 * targhooks.c (default_legitimate_address_p): New.
17371 * targhooks.h (default_legitimate_address_p): New.
17372 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
17374 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
17375 * target.h (struct target): Add legitimate_address_p.
17376 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
17377 (TARGET_INITIALIZER): Include it.
17379 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17380 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
17381 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
17382 (TARGET_LEGITIMATE_ADDRESS_P): New.
17384 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17385 (REG_OK_STRICT_P): Delete.
17386 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
17387 (frv_legitimate_address_p_1): ... this.
17388 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
17389 (frv_legitimate_address_p_1): ... the renamed old
17390 frv_legitimate_address_p.
17391 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
17392 (TARGET_LEGITIMATE_ADDRESS_P): New.
17394 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17395 * config/s390/s390-protos.h (legitimate_address_p): Remove.
17396 * config/s390/s390.c (legitimate_address_p): Rename to...
17397 (s390_legitimate_address_p): ... this, make static.
17398 (legitimize_address): Adjust call.
17399 (TARGET_LEGITIMATE_ADDRESS_P): New.
17400 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
17402 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17403 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
17404 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
17405 (TARGET_LEGITIMATE_ADDRESS_P): New.
17407 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17408 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
17409 * config/spu/spu.c (spu_legitimate_address): Rename to...
17410 (spu_legitimate_address_p): ... this, make static.
17411 (TARGET_LEGITIMATE_ADDRESS_P): New.
17413 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17414 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
17415 * config/sparc/sparc.c (legitimate_address_p): Rename to...
17416 (sparc_legitimate_address_p): ... this, make static and return bool.
17417 (legitimize_address): Adjust call.
17418 (TARGET_LEGITIMATE_ADDRESS_P): New.
17420 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17421 * config/i386/i386-protos.h (legitimate_address_p): Remove.
17422 * config/i386/i386.c (legitimate_address_p): Rename to...
17423 (ix86_legitimate_address_p): ... this, make static.
17424 (constant_address_p): Move after it, adjust call.
17425 (TARGET_LEGITIMATE_ADDRESS_P): New.
17427 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17428 * config/avr/avr-protos.h (legitimate_address_p): Remove.
17429 * config/avr/avr.c (legitimate_address_p): Rename to...
17430 (avr_legitimate_address_p): ... this, make static.
17431 (legitimize_address): Adjust call.
17432 (TARGET_LEGITIMATE_ADDRESS_P): New.
17434 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17435 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
17436 * config/crx/crx.c (crx_legitimate_address_p): Make static.
17437 (TARGET_LEGITIMATE_ADDRESS_P): New.
17439 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17440 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
17441 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
17442 (TARGET_LEGITIMATE_ADDRESS_P): New.
17444 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17445 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
17447 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
17449 (TARGET_LEGITIMATE_ADDRESS_P): New.
17451 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17452 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
17454 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
17456 (m68hc11_legitimate_address_p): ... this, make static.
17457 (go_if_legitimate_address_internal): Rename to...
17458 (m68hc11_legitimate_address_p_1): ... this.
17459 (legitimize_address): Adjust call.
17460 (TARGET_LEGITIMATE_ADDRESS_P): New.
17462 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17463 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
17464 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
17465 (TARGET_LEGITIMATE_ADDRESS_P): New.
17467 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17468 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
17469 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
17470 (mn10300_legitimate_address_p): ... this, make static.
17471 (TARGET_LEGITIMATE_ADDRESS_P): New.
17473 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17474 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
17475 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
17476 (TARGET_LEGITIMATE_ADDRESS_P): New.
17478 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17479 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
17480 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
17481 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17482 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
17483 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
17484 (rs6000_legitimate_address_p): ... this, make static.
17485 (TARGET_LEGITIMATE_ADDRESS_P): New.
17486 (REG_MODE_OK_FOR_BASE_P): Delete.
17487 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
17489 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17490 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
17492 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
17493 static, adjust types.
17494 (TARGET_LEGITIMATE_ADDRESS_P): New.
17496 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17497 * config/score/score.c (score_address_p): Rename to...
17498 (score_legitimate_address_p): ... this.
17499 (TARGET_LEGITIMATE_ADDRESS_P): New.
17500 * config/score/score3.c (score3_address_p): Rename to...
17501 (score3_legitimate_address_p): ... this.
17502 * config/score/score7.c (score7_address_p): Rename to...
17503 (score7_legitimate_address_p): ... this.
17505 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
17506 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
17507 GO_IF_LEGITIMATE_ADDRESS): Delete.
17508 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
17509 thumb2_legitimate_address_p): Delete.
17510 (arm_legitimate_address_p): Rename to...
17511 (arm_legitimate_address_outer_p): ... this.
17512 * config/arm/constraints.md ("Uq"): Adjust call.
17513 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
17514 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
17516 (arm_legitimate_address_outer_p): ... this.
17517 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
17519 (TARGET_LEGITIMATE_ADDRESS_P): New.
17521 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17522 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
17523 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
17524 (TARGET_LEGITIMATE_ADDRESS_P): New.
17526 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17527 * config/vax/vax-protos.h (legitimate_address_p): Remove.
17528 * config/vax/vax.c (legitimate_address_p): Rename to...
17529 (vax_legitimate_address_p): ... this, make static.
17530 (TARGET_LEGITIMATE_ADDRESS_P): New.
17532 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17533 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
17534 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
17535 (TARGET_LEGITIMATE_ADDRESS_P): New.
17537 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17538 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
17539 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
17540 (mmix_legitimate_address_p): ... this, make static.
17541 (TARGET_LEGITIMATE_ADDRESS_P): New.
17543 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
17544 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
17545 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
17546 (TARGET_LEGITIMATE_ADDRESS_P): New.
17548 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
17550 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
17551 of MODE_COMPLEX_INT.
17553 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
17555 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
17556 LCT_NORMAL in function call.
17557 * mips-tdump.c (print_file_desc): Add cast to enum type.
17558 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
17559 (mark_stabs): Add casts to enum types.
17560 (parse_stabs_common): Add casts to enum types.
17562 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17564 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
17565 Check for invalid values of LETTER.
17567 2009-05-13 Taras Glek <tglek@mozilla.com>
17569 * attribs.c (register_attribute): moved out attribute registration
17570 into register_attribute.
17571 * doc/plugins.texi: Documented register_attribute and
17573 * gcc-plugin.h: Added forward decl for register_attribute.
17574 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
17575 * plugin.c (register_callback, invoke_plugin_callbacks): Added
17576 PLUGIN_ATTRIBUTES boilerplate.
17578 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
17580 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
17581 values even in sentinel and empty entries.
17582 (ms_printf_flag_specs): Likewise.
17583 (ms_scanf_flag_specs): Likewise.
17584 (ms_strftime_flag_specs): Likewise.
17585 (ms_print_char_table): Likewise.
17586 (ms_scan_char_table): Likewise.
17587 (ms_time_char_table): Likewise.
17589 2009-05-13 Doug Kwan <dougkwan@google.com>
17591 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
17593 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
17595 * config/mips/mips.md (store): Add attributes for QI and HI.
17597 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
17598 (truncdi<mode>2): ... this new pattern.
17600 2009-05-13 Brad Hards <bradh@kde.org>
17602 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
17604 2009-05-14 Jakub Jelinek <jakub@redhat.com>
17605 Ben Elliston <bje@au.ibm.com>
17607 PR middle-end/40035
17608 * dse.c (check_mem_read_rtx): Guard against width == -1.
17610 2009-05-13 Michael Matz <matz@suse.de>
17612 PR middle-end/39976
17613 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
17614 (trivially_conflicts_p): New function.
17615 (insert_backedge_copies): Use it.
17617 2009-05-13 Janis Johnson <janis187@us.ibm.com>
17619 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
17620 (handle_stdc_pragma): Use new enum constant names.
17621 (handle_pragma_float_const_decimal64): Ditto.
17623 2009-05-13 Ian Lance Taylor <iant@google.com>
17625 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
17628 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
17630 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
17631 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
17633 * config/m68k/m68k.h (FL_UCLINUX): Define.
17635 2009-05-13 Jan Hubicka <jh@suse.cz>
17637 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
17639 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17641 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
17642 unless -fschedule-insns is specified.
17644 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17647 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
17648 TARGET_EXPAND_CBRANCHDI4.
17649 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
17650 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
17651 (cmpeqdi): Fix comment.
17653 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
17655 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
17656 (sh_legitimate_address_p): Likewise.
17657 * config/sh/sh.c (sh_legitimate_index_p): New.
17658 (sh_legitimate_address_p): Likewise.
17659 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
17660 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
17661 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
17662 (MAYBE_BASE_REGISTER_RTX_P): New macro.
17663 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
17664 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
17665 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
17666 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
17667 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
17669 2009-05-12 Jan Hubicka <jh@suse.cz>
17671 * tree-inline.c (estimate_operator_cost): Add operands;
17672 when division happens by constant, it is cheap.
17673 (estimate_num_insns): Loads and stores are not having cost of 0;
17674 EH magic stuff is cheap; when computing runtime cost of switch,
17675 use log2 base of amount of its cases; builtin_expect has cost of 0;
17676 compute cost for moving return value of call.
17677 (init_inline_once): Initialize time_based flags.
17678 * tree-inline.h (eni_weights_d): Add time_based flag.
17680 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17682 * df-core.c: Update head documentation.
17684 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
17687 * rs6000.c (rs6000_generate_compare): Use op1b instead of
17688 shadowing exisiting variable op1.
17690 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
17693 * config/i386/driver-i386.c (processor_signatures): New enum.
17694 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
17695 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
17696 processor signature to detect geode processor.
17698 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17702 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17704 * optabs.c (prepare_cmp_insn): Temporarily disable test that
17705 causes spurious differences between trunk and cond-optab branch.
17707 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
17709 * dojump.c (compare_from_rtx): Delete.
17710 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
17711 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
17712 if the comparison does not satisfy the predicate; test predicates for
17713 operands 2 and 3 of a cstore pattern. Don't try cstore optab
17714 further if one existing pattern fails.
17715 * expr.h (compare_from_rtx): Delete.
17716 (prepare_operand): Declare it.
17717 * optabs.c: Change "lib call" to "libcall" throughout.
17718 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
17719 HAVE_conditional_trap, emit_cmp_insn): Delete.
17720 (can_compare_p): Delete cmp_optab case.
17721 (prepare_float_lib_cmp): Return an rtx and a machine mode.
17722 Accept other parameters by value.
17723 (prepare_operand): Make non-static.
17724 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
17725 other parameters by value. Try to widen operands here based on
17726 an optab_methods argument and looking at cbranch_optab.
17727 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
17728 loop. Use cbranch_optab directly.
17729 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
17730 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
17732 (emit_conditional_move, emit_conditional_add): Inline what's needed
17733 of compare_from_rtx, using new prepare_cmp_insn for the rest.
17734 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
17735 with COMPARE. Move cmov_optab and cstore_optab above
17736 with cbranch_optab, move cmp_optab down with ucmp_optab,
17737 remove tst_otpab. Do not initialize trap_rtx.
17738 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
17739 for trap code. Do not check HAVE_conditional_trap. Use
17740 prepare_cmp_insn. Accept no predicate for operand 3.
17741 * optabs.h (OTI_cmp): Mark as used only for libcalls.
17742 (OTI_ctrap, ctrap_optab): New.
17743 (tst_optab): Delete.
17744 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
17745 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
17746 with lookup of ctrap_optab.
17747 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
17749 (ctrap_optab): New.
17751 * combine.c (combine_simplify_rtx, simplify_set): Do not
17752 special case comparing against zero for cc0 machines.
17753 * simplify-rtx.c (simplify_binary_operation_1): Never remove
17754 COMPARE on cc0 machines.
17755 (simplify_relational_operation): Return a new expression when
17756 a COMPARE could be removed.
17757 * final.c (final_scan_insn): Compare cc_status values
17758 against LHS of a (compare FOO (const_int 0)) cc0 source.
17759 Also check if cc_status.value is the full compare.
17761 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
17762 (cstoreMM4): Document.
17763 (conditional_trap): Document ctrapMM4 instead.
17764 (sync_compare_and_swapMM): Refer to cbranchcc4.
17765 (Dependent Patterns): Eliminate obsolete information referring to
17766 the old jump optimization phase.
17767 (Canonicalization): Include cbranchcc4 case, omit canonicalization
17768 of compares with 0 on cc0 machines.
17769 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
17770 avoiding references to cc0. Remove text about storing operands
17772 * doc/tm.texi (Condition Codes): Include blurb on different
17773 condition code representations, separate into subsections for
17774 CC0, MODE_CC and conditional execution.
17776 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
17777 alpha_emit_setcc): Accept operands and a machine mode.
17778 * config/alpha/alpha.c (alpha_emit_conditional_branch):
17779 Get code/op0/op1 from operands, use machine mode argument
17780 instead of alpha_compare.fp_p. Emit the branch here.
17781 (alpha_emit_setcc): Likewise, and return boolean.
17782 (alpha_emit_conditional_move): Likewise. Assert that
17783 cmp_op_mode == cmp_mode, and simplify accordingly.
17784 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
17785 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
17786 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
17788 (stack probe test): Use cbranchdi4.
17789 * config/alpha/predicates.md (alpha_cbranch_operator): New.
17791 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
17792 * config/arc/arc.h (movsicc, movsfcc): Use it.
17793 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
17794 (cbranchsi4, cstoresi4): New.
17795 (cmpsi, bCC and sCC expanders): Remove.
17797 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
17798 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
17799 * config/arm/predicates.md (arm_comparison_operator): Only include
17800 floating-point operators if there is a hardware floating-point unit.
17801 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
17802 deferring to cbranch_cc and cstore_cc respectively.
17803 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
17804 cbranch_cc, cstore_cc): New.
17805 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
17807 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
17809 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
17810 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
17812 (adjust_insn_length): Adjust calls.
17813 (avr_reorg): Handle (compare (foo) (const_int 0)).
17814 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
17815 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
17816 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
17817 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
17819 (cbranchqi4, cbranchhi4, cbranchsi4): New.
17820 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
17822 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
17823 (cbranchsi4, cstorebi4, cstoresi4): New.
17824 (movbisi): This insn is duplicate, split it to zero_extend.
17825 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
17826 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
17827 (bfin_optimize_loop): Use cbranch expander.
17828 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
17829 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
17830 (bfin_bimode_comparison_operator): ... this.
17831 (bfin_direct_comparison_operator): New.
17833 * config/cris/cris.c (cris_normal_notice_update_cc): Look
17834 inside (compare FOO (const_int 0)).
17835 (cris_rtx_costs): Handle ZERO_EXTRACT.
17836 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
17837 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
17838 (*tstdi_v32): Delete.
17839 (*cmpdi_non_v32): Add M alternative for operand 1.
17840 (cmpsi, cmp<mode>): Make private.
17841 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
17843 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
17845 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
17846 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
17847 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
17848 (cc_reg_operand): New.
17849 (any_cond): Delete.
17850 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
17851 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
17852 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
17853 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
17854 crx_expand_scond): Delete.
17856 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
17858 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
17859 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
17861 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
17862 cstoresi4, cstoresf4, cstoredf4): New.
17863 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
17864 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17865 Receive the entire operands array.
17866 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
17867 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
17868 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
17869 Get test/op0/op1 from the operands array.
17870 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
17872 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
17873 (h8300_expand_store): New.
17874 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
17876 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
17877 (h8300_expand_store): New.
17878 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
17879 or do not try to produce (set (cc0) REG).
17880 (peepholes): Wrap arguments with COMPARE. Add a peephole to
17881 change a compare into a move to a scratch register. Disable some
17882 peepholes when comparing with zero.
17883 (tstsi, tsthi, tstsi, cmpqi): Make private.
17885 (bCC, sCC): Delete.
17886 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
17889 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
17890 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
17891 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
17892 (ix86_emit_i387_log1p): Use cbranchxf2.
17893 (ix86_expand_setcc): Return void.
17894 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
17895 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
17896 cmp<MODEF>, cmpcc): Remove.
17897 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
17898 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
17899 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
17900 (sCC and bCC expanders): Remove.
17901 (stack_protect_test): Use cbranchcc4.
17903 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
17905 (ia64_expand_compare): Accept three rtx by reference and return void.
17906 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
17907 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
17908 from *expr. Update *expr with the BImode comparison to do.
17909 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
17910 cmptf, bCC, sCC, conditional_trap): Delete.
17911 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
17912 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
17913 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
17914 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
17915 * config/ia64/predicates.md (ia64_cbranch_operator): New.
17917 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
17918 type of last argument.
17919 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
17920 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
17921 use machine mode argument instead of branch_type. Remove dead
17922 code for floating-point comparisons.
17923 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
17924 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
17926 (cbranchsi4, cstoresi4): New.
17927 * config/iq2000/predicates.md (reg_or_const_operand): New.
17929 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
17930 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
17931 (b<code>_op): Rewrite to...
17932 (bcc_op): ... this, using match_operator.
17933 (s<code>_op): Rewrite to...
17934 (scc_op): ... this, using match_operator.
17935 (s<code>_24_op): Rewrite to...
17936 (scc_op_24): ... this, using match_operator.
17937 (s<code>_<mode>): Rewrite to...
17938 (cstore<mode>4): ... this, using match_operator.
17939 (s<code>_<mode>_24): Rewrite to...
17940 (cstore<mode>4_24): ... this, using match_operator.
17941 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
17942 m32c_unpend_compare, m32c_expand_scc): Delete.
17943 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
17944 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
17945 (m32c_expand_movcc): Change NE to EQ if necessary.
17946 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
17948 * config/m32r/m32r-protos.h (gen_cond_store): New.
17949 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
17950 (gen_cond_store): New, from sCC patterns.
17951 (m32r_expand_block_move): Use cbranchsi4.
17952 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
17953 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
17954 (cbranchsi4, cstoresi4): New.
17956 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
17958 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
17959 (m68hc11_notice_update_cc): Look into a compare with 0.
17960 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
17962 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
17963 cmphi, cmpqi, bCC): Delete.
17964 (cbranchsi4, cbranchhi4, cbranchqi4): New.
17965 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
17966 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
17969 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
17970 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
17971 * config/m68k/constraints.md (H): New.
17972 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
17973 the define_insn below.
17974 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
17975 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
17976 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
17977 patterns): Wrap RHS with COMPARE.
17978 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
17979 (*cmpdi_internal): Name this pattern.
17980 (cmpdi): Change to define_insn.
17981 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
17982 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
17983 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
17985 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
17986 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
17987 (conditional_trap): Change to...
17988 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
17989 (*conditional_trap): Use the ordered_comparison_operator and
17990 const1_operand predicates.
17991 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
17992 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
17993 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
17994 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
17996 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
17997 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
17998 (mcore_gen_compare): New.
17999 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
18000 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
18001 (mcore_gen_compare): ... this.
18002 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
18003 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
18004 (stack probe pattern): Use cbranchsi4.
18006 * config/mips/predicates.md (mips_cstore_operator): New.
18007 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
18008 * config/mips/mips.md (any_cond): Delete.
18009 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
18011 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
18012 fixuns_truncsfdi2): Use cbranch patterns.
18013 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
18014 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
18015 Adjust call to mips_expand_conditional_branch.
18016 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
18018 * config/mips/mips-protos.h (mips_expand_conditional_branch,
18019 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
18020 * config/mips/mips.c (cmp_operands): Delete.
18021 (mips_emit_compare): Get comparison operands from *op0/*op1.
18022 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
18023 that it succeeds. Use op0/op1 instead of cmp_operands.
18024 (mips_expand_conditional_branch, mips_expand_conditional_move,
18025 mips_expand_conditional_trap): Likewise.
18026 (mips_block_move_loop): Use cbranch patterns.
18027 * config/mips/mips.h (cmp_operands): Delete.
18029 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
18030 (mmix_gen_compare_reg): Just return a register in the right CC mode.
18031 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
18032 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
18033 (*cmpcc_folded): Rename to...
18034 (*cmpdi_folded): this.
18035 (*cmpcc): Rename to...
18037 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
18040 (cbranchdf4): New. Handle invalid comparisons here.
18041 * config/mmix/predicates.md (float_comparison_operator): New.
18043 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
18044 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
18045 * config/mn10300/mn10300.md (tst): Delete.
18046 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
18047 Name these patterns and wrap RHS in a compare.
18048 (*cmpsi): Make this pattern private. Include tst.
18049 (*cmpsf): Make this pattern private.
18050 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
18051 (compare with zero peepholes): Likewise.
18053 (cbranchsi4, cbranchsf4): New.
18054 (casesi): Use cbranchsi4.
18056 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
18057 hppa_branch_type): Delete.
18058 (return_addr_rtx): Use cbranchsi4.
18059 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
18060 Emit CCFPmode comparison here.
18061 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
18062 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
18063 hppa_branch_type): Delete.
18064 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
18065 (movsicc, movdicc): Remove references to hppa_compare_op0,
18066 hppa_compare_op1 and compare_from_rtx.
18067 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
18068 (casesi): Use cbranchsi4.
18070 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
18071 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
18072 * config/pdp11/pdp11.md (register_or_const0_operand): New.
18073 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
18074 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
18076 (cbranchdf4, cbranchhi4, cbranchqi4): New.
18077 (*branch, *branch_inverted): New.
18079 * config/picochip/picochip.md (cbranchhi4): Use
18080 ordered_comparison_operator.
18081 (cmphi, bCC): Remove.
18083 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
18084 (trap_comparison_operator): Delete.
18085 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
18086 rs6000_emit_cbranch): Accept mode and operands.
18087 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
18088 rs6000_compare_fp_p): Delete.
18089 (rs6000_generate_compare): Accept mode and comparison. Extract code
18090 and op0/op1 from there. Replace references to rs6000_compare_op0
18091 and rs6000_compare_op1.
18092 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
18093 extract result from passed operands.
18094 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
18095 extract loc from passed operands.
18096 (rs6000_emit_cmove): Likewise.
18097 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
18098 rs6000_compare_fp_p): Delete.
18099 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
18100 (cbranch<GPR>4, cbranch<FP>4): New.
18101 (cstore<mode>4): New. Consolidate here all choices about when to use
18102 portable or specialized sCC sequences.
18103 (stack_protect_test): Use cbranchsi4.
18104 (conditional_trap): Replace with ctrap<GPR>4.
18105 (conditional trap insn): Replace trap_comparison_operator with
18106 ordered_comparison_operator.
18108 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
18109 (s390_emit_prologue): Use ctrap.
18110 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
18111 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
18112 New predicates replacing...
18113 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
18114 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
18115 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
18116 (add<mode>cc): Do not use s390_compare_op0/op1.
18117 (s<code>): Change to...
18118 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
18119 (seq): Change to...
18120 (cstorecc4): ... this. Handle EQ or NE equally.
18121 (*sne): Un-privatize for use in cstorecc4.
18122 (b<code>): Change to...
18123 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
18124 (conditional_trap): Replace with...
18125 (ctrap<GPR>4, ctrap<FP>4): ... these.
18126 (stack_protect): Use cbranchcc4.
18128 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
18129 * config/score/score-protos.h (score_gen_cmp): Delete.
18130 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
18131 (score_block_move-loop): Use cbranchsi4.
18132 * config/score/score.md (cbranchsi4): New.
18133 (cmpsi, bCC): Delete.
18134 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
18135 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18136 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
18137 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
18138 * config/score/score3.h (score3_gen_cmp): Delete.
18139 * config/score/score7.h (score7_gen_cmp): Delete.
18141 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
18142 (sh_emit_scc_to_t): ... this. Return void.
18143 (from_compare): Rename to...
18144 (sh_emit_compare_and_branch): ... this.
18145 (sh_emit_compare_and_set): New.
18146 (sh_expand_t_scc): Accept operands.
18147 * config/sh/predicates.md (sh_float_comparison_operator): New.
18148 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
18149 (prepare_scc_operands): Rename to...
18150 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
18152 (sh_emit_cheap_store_flag): New.
18153 (sh_emit_set_t_insn): New.
18154 (from_compare): Rename to...
18155 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
18156 handling of TARGET_SH2E floating point to avoid recursive call.
18157 Generate branch here.
18158 (sh_emit_compare_and_set): New.
18159 (sh_expand_t_scc): Get op0/op1 from arguments.
18160 (sh_emit_cheap_store_flag): New.
18161 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
18163 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
18164 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
18165 (movsicc, movdicc): Do nothing when it recreated operands from
18166 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
18167 prepare_scc_operands (now sh_emit_scc_to_t).
18168 (udivdi3): Use cstoresi4.
18169 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
18170 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
18171 (cbranchint4_media, cbranchfp4_media): New.
18172 (casesi): Use cbranchdi4.
18173 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
18175 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
18176 (movnegt): Remove second operand.
18177 (cbranchsf4, cbranchdf4): New.
18178 (stack_protect): Use cbranchdi4/cbranchsi4.
18180 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
18181 (gen_compare_reg): Accept comparison, extract part of it to...
18182 (gen_compare_reg_1): ... this.
18183 (gen_compare_operator): Delete.
18184 (gen_v9_scc): Accept separate destination, comparison code and arms.
18185 Do not use sparc_compare_op0/sparc_compare_op1.
18186 (emit_scc_insn, emit_conditional_branch_insn): New.
18187 (emit_v9_brxx): Make static. Remove useless assertion.
18188 (sparc_emit_float_lib_cmp): Return RTL instead of calling
18190 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
18191 * config/sparc/sparc-protos.h (gen_compare_reg,
18192 sparc_emit_float_lib_cmp): Adjust prototype.
18193 (emit_scc_insn, emit_conditional_branch_insn): New.
18194 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
18195 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
18196 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
18197 iterators to the top.
18198 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
18199 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
18200 snedi_special_trunc): Delete.
18201 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
18202 and snedi_special_trunc.
18203 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
18204 cbranchdi4, cbranch<F:mode>4): New.
18205 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
18206 here. Use gen_compare_reg instead of gen_compare_operator.
18207 (conditional_trap): Replace with...
18208 (ctrapsi4, ctrapdi4): ... this.
18209 (stack_protect_test): Use cbranchcc4.
18211 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
18213 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
18214 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
18215 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
18216 from operands[0] or operands[3] depending on is_set.
18217 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
18218 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
18219 cmpdf, bCC), sCC: Remove.
18220 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
18221 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
18223 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
18224 spu_emit_branch_or_set.
18226 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
18228 * config/stormy16/stormy16.h (xstormy16_compare_op0,
18229 xstormy16_compare_op1): Delete.
18230 * config/stormy16/stormy16.c (xstormy16_compare_op0,
18231 xstormy16_compare_op1): Delete.
18232 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
18234 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
18235 (cmphi, cmpsi, bCC): Remove.
18237 * config/v850/v850.md (tstsi, cmpsi): Fold into...
18238 (*cmpsi): ... this one.
18239 (cbranchsi4, cstoresi4): New.
18240 (bCC expanders): Delete.
18241 (sCC insns): Fold into...
18242 (*setcc): ... this one.
18243 (casesi): Do not use gen_cmpsi and gen_bgtu.
18244 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
18245 (movsicc): Simplify.
18246 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
18248 * config/vax/vax-protos.h (cond_name): New.
18249 (vax_output_conditional_branch): Remove.
18250 * config/vax/vax.c (cond_name): New.
18251 (vax_output_conditional_branch): Remove.
18252 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
18253 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
18254 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
18255 (bit<VAXint>): Wrap source with (compare).
18256 (b<code> and following unnamed pattern): Rename to *branch and
18257 *branch_reversed. Change macroization to match_operator.
18258 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
18260 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
18261 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
18262 Change last argument to machine_mode.
18263 (xtensa_expand_scc): Add machine_mode argument.
18264 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
18265 (gen_conditional_move, xtensa_expand_conditional_branch,
18266 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
18267 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
18268 Adjust operand numbers.
18269 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
18271 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
18272 (cmpsi, cmpsf, b<code>, s<code>): Delete.
18273 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
18275 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
18277 * optabs.c (prepare_cmp_insn): Temporarily disable test that
18278 causes spurious differences between trunk and cond-optab branch.
18280 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18283 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
18285 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
18287 * tree.c (iterative_hash_pointer): Delete.
18288 (iterative_hash_expr): Short-circuit handling of NULL pointer.
18289 Hash UIDs and versions of SSA names. Don't special-case built-in
18290 function declarations.
18292 2009-05-11 Ian Lance Taylor <iant@google.com>
18295 * graphite.c: Force -Wc++-compat to only be a warning before
18296 #including "cloog/cloog.h".
18298 2009-05-11 Martin Jambor <mjambor@suse.cz>
18300 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
18302 2009-05-11 Jan Hubicka <jh@suse.cz>
18304 * tree-ssa-loop-ivcanon.c: Include target.h
18305 (struct loop_size): new structure.
18306 (constant_after_peeling): New predicate.
18307 (tree_estimate_loop_size): New function.
18308 (estimated_unrolled_size): Rewrite for new estimates.
18309 (try_unroll_loop_completely): Use new estimates.
18310 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
18312 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18314 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
18315 libcpp interface change.
18316 (spu_macro_to_expand): Likewise.
18318 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
18320 PR tree-optimization/40026
18321 * gimplify.c (gimplify_init_constructor): Change initial conditional
18322 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
18323 optimize_compound_literals_in_ctor.
18325 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
18327 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
18329 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
18331 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
18333 * tree-vect-data-refs.c (vect_analyze_group_access): Use
18334 HOST_WIDE_INT for gap.
18336 2009-05-11 Ira Rosen <irar@il.ibm.com>
18338 PR tree-optimization/40074
18339 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
18340 account in group size and step comparison.
18342 2009-05-11 Richard Guenther <rguenther@suse.de>
18344 * passes.c (init_optimization_passes): Strip now incorrect comment.
18345 (execute_function_todo): Do not set PROP_alias.
18346 * tree-pass.h (PROP_alias): Remove.
18347 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
18348 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
18349 * tree-nrv.c (pass_return_slot): Likewise.
18350 * tree-object-size.c (pass_object_sizes): Likewise.
18351 * tree-ssa-dom.c (pass_dominator): Likewise.
18352 (pass_phi_only_cprop): Likewise.
18353 * tree-ssa-dse.c (pass_dse): Likewise.
18354 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
18355 (pass_cselim): Likewise.
18356 * tree-ssa-pre.c (pass_pre): Likewise.
18357 (pass_fre): Likewise.
18358 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
18359 * tree-ssa-sink.c (pass_sink_code): Likewise.
18360 * tree-stdarg.c (pass_stdarg): Likewise.
18361 * tree-tailcall.c (pass_tail_calls): Likewise.
18362 * tree-vrp.c (pass_vrp): Likewise.
18364 2009-05-10 Ian Lance Taylor <iant@google.com>
18366 * basic-block.h (enum profile_status): Break out of struct
18367 control_flow_graph.
18368 * cgraph.h (struct inline_summary): Break out of struct
18370 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
18371 of struct cgraph_order_sort.
18372 * combine.c (enum undo_kind): New enum, broken out of struct undo.
18373 * cse.c (struct branch_path): Break out of struct
18374 cse_basic_block_data.
18375 * except.h (enum eh_region_type): Break out of struct eh_region.
18376 * gcc.c (enum add_del): Break out of struct modify_target.
18377 * genrecog.c (enum decision_type): Break out of struct decision_test.
18378 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
18380 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
18381 * regmove.c (enum match_use): New enum, broken out of struct match.
18382 * sched-int.h (enum post_call_group): New enum, broken out of
18384 (struct deps_reg): Break out of struct deps.
18385 * target.h (struct asm_int_op): Break out of struct gcc_target.
18386 * tree-eh.c (struct goto_queue_node): Break out of struct
18388 * tree-inline.h (enum copy_body_cge_which): Break out of
18390 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
18392 * c-decl.c (in_struct, struct_types): New static variables.
18393 (pushtag): Add loc parameter. Change all callers.
18394 (lookup_tag): Add ploc parameter. Change all callers.
18395 (check_compound_literal_type): New function.
18396 (parser_xref_tag): Add loc parameter. Change all callers. If
18397 -Wc++-compat, warn about struct/union/enum types defined within a
18399 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
18400 and loc parameters. Change all callers. Change error calls to
18401 error_at, using loc. For a redefinition, if the location of the
18402 original definition is known, report it. Set in_struct and
18403 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
18404 (finish_struct): Add new parameters enclosing_in_struct and
18405 enclosing_struct_types. Change all callers. Set
18406 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
18407 in the struct. If in a struct, add this struct to struct_types.
18408 (start_enum): Add loc parameter. Change all callers. Use
18409 error_at for errors, using loc. For a redefinition, if the
18410 location of the original definition is known, report it. If in a
18411 struct, add this enum type to struct_types. If -Wc++-compat warn
18412 if in sizeof, typeof, or alignof.
18413 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
18414 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
18415 (c_parser_enum_specifier): Get enum location for start_enum.
18416 (c_parser_struct_or_union_specifier): Get struct location for
18417 start_struct. Save in_struct and struct_types status between
18418 start_struct and finish_struct.
18419 (c_parser_cast_expression): Get location of cast.
18420 (c_parser_alignof_expression): Get location of type.
18421 (c_parser_postfix_expression): Likewise.
18422 (c_parser_postfix_expression_after_paren_type): Add type_loc
18423 parameter. Change all callers. Call check_compound_literal_type.
18424 Use type_loc for error about variable size type.
18425 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
18426 of an enum constant from an enum type defined in a struct or union.
18427 (c_cast_expr): Add loc parameter. Change all callers. If
18428 -Wc++-compat, warn about defining a type in a cast.
18429 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
18430 (start_enum, start_struct, finish_struct): Update declarations.
18431 (parser_xref_tag, c_cast_expr): Update declarations.
18432 (check_compound_literal_type): Declare.
18434 2009-05-11 Ben Elliston <bje@au.ibm.com>
18436 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
18437 for recent libcpp interface change.
18438 (rs6000_macro_to_expand): Likewise.
18440 2009-05-10 Michael Matz <matz@suse.de>
18443 * config/arm/arm.c (require_pic_register): Emit on entry edge,
18444 not at entry of function.
18446 2009-05-10 Richard Guenther <rguenther@suse.de>
18448 PR tree-optimization/40081
18450 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18451 using the main variant of the element type. Do not fiddle with
18452 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18454 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
18455 structs with volatile fields.
18457 2009-05-10 Jan Hubicka <jh@suse.cz>
18459 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
18460 (estimate_move_cost): Assert that it does not get called for
18462 (estimate_num_insns): Skip VOID types in argument handling.
18463 (optimize_inline_calls): Delete unreachable blocks and verify that
18464 callgraph is valid.
18466 2009-05-10 Jan Hubicka <jh@suse.cz>
18468 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
18469 * cgraph.c (cgraph_mark_address_taken_node): New function.
18470 (dump_cgraph_node): Dump new flag.
18471 * cgraph.h (struct cgraph_node): Add address_taken.
18472 (cgraph_mark_address_taken_node): New function.
18473 * ipa.c (cgraph_postorder): Prioritize functions with address taken
18474 since new direct calls can be born.
18476 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18478 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
18479 tok->val.node.node.
18481 2009-05-10 Jan Hubicka <jh@suse.cz>
18483 PR middle-end/40084
18484 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
18486 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
18487 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
18488 * tree-inline.c (copy_bb): Set frequency correctly.
18489 (fold_marked_statements): Update call to
18490 cgraph_update_edges_for_call_stmt.
18492 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18494 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
18495 identifiers in diagnostics.
18496 * config/arm/arm.c (arm_handle_fndecl_attribute,
18497 arm_handle_isr_attribute): Likewise.
18498 * config/avr/avr.c (avr_handle_progmem_attribute,
18499 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
18500 * config/bfin/bfin.c (handle_int_attribute,
18501 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
18502 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
18503 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
18505 * config/darwin.c (darwin_handle_kext_attribute,
18506 darwin_handle_weak_import_attribute): Likewise.
18507 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
18508 h8300_handle_eightbit_data_attribute,
18509 h8300_handle_tiny_data_attribute): Likewise.
18510 * config/i386/i386.c (ix86_handle_cconv_attribute,
18511 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
18512 * config/i386/winnt.c (ix86_handle_shared_attribute,
18513 ix86_handle_selectany_attribute): Likewise.
18514 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
18515 * config/m32c/m32c.c (function_vector_handler): Likewise.
18516 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
18517 m68hc11_handle_fntype_attribute): Likewise.
18518 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
18519 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
18520 * config/mips/mips.c (mips_insert_attributes,
18521 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
18522 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
18523 rs6000_handle_struct_attribute): Likewise.
18524 * config/sh/sh.c (sh_insert_attributes,
18525 sh_handle_resbank_handler_attribute,
18526 sh_handle_interrupt_handler_attribute,
18527 sh2a_handle_function_vector_handler_attribute,
18528 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
18530 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
18531 * config/spu/spu.c (spu_handle_fndecl_attribute,
18532 spu_handle_vector_attribute): Likewise.
18533 * config/stormy16/stormy16.c
18534 (xstormy16_handle_interrupt_attribute): Likewise.
18535 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
18536 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
18538 2009-05-10 Joseph Myers <joseph@codesourcery.com>
18540 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
18541 (pp_translate_identifiers): New.
18542 (pp_identifier): Only conditionally translate identifier to locale
18544 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
18545 (pp_base_tree_identifier): Only conditionally translate identifier
18546 to locale character set.
18547 * c-pretty-print.c (M_): Define.
18548 (pp_c_type_specifier, pp_c_primary_expression): Mark English
18549 fragments for conditional translation with M_.
18550 * tree-pretty-print.c (maybe_init_pretty_print): Disable
18551 identifier translation.
18553 2009-05-10 Richard Guenther <rguenther@suse.de>
18555 PR tree-optimization/40081
18556 * tree-sra.c (instantiate_element): Instantiate scalar replacements
18557 using the main variant of the element type. Do not fiddle with
18558 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
18560 2009-05-09 Jan Hubicka <jh@suse.cz>
18562 PR middle-end/40080
18563 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
18564 indirect calls; verify cgraph afterwards.
18566 2009-05-09 Jan Hubicka <jh@suse.cz>
18569 * ipa.c (update_inlined_to_pointer): New function.
18570 (cgraph_remove_unreachable_nodes): Use it.
18572 2009-05-09 Jan Hubicka <jh@suse.cz>
18574 * tree-eh.c (struct leh_state): Remove prev_try.
18575 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
18576 not track prev_try.
18577 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
18578 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
18579 remove_eh_handler_and_replace, foreach_reachable_handler,
18580 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
18581 * except.h (struct eh_region): Remove eh_region_u_cleanup.
18582 (gen_eh_region_cleanup): Update prototype.
18584 2009-05-09 Jan Hubicka <jh@suse.cz>
18586 PR middle-end/40043
18587 * except.c (copy_eh_region): Always set prev_try.
18588 (redirect_eh_edge_to_label): Find outer try.
18589 (foreach_reachable_handler): When looking for prev try
18590 handle case where previous try is not going to be taken.
18592 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
18594 PR tree-optimization/40049
18595 * tree-vect-stmts.c (vectorizable_operation): If the machine has
18596 only vector/vector shifts, convert the type of the constant to the
18597 appropriate type to avoid building incorrect trees, which
18598 eventually have problems with garbage collection.
18600 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18602 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
18603 -1 for complex floating-point types if honoring signed zeros.
18605 2009-05-08 Jan Hubicka <jh@suse.cz>
18607 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
18608 argument; handle correctly when profile is absent.
18609 (build_cgraph_edges): Update.
18610 (rebuild_cgraph_edges): Update.
18611 * cgraph.c: Do not include varray.h.
18612 (cgraph_set_call_stmt_including_clones): New function.
18613 (cgraph_create_edge_including_clones): Likewise
18614 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
18615 (cgraph_update_edges_for_call_stmt): Handle clones.
18616 (cgraph_remove_node): Handle clone tree.
18617 (cgraph_remove_node_and_inline_clones): New function.
18618 (dump_cgraph_node): Dump clone tree.
18619 (cgraph_clone_node): Handle clone tree.
18620 (clone_function_name): Bring here from tree-inline.c.
18621 (cgraph_create_virtual_clone): New function.
18622 * cgraph.h (ipa_replace_map): Move here from ipa.h.
18623 (cgraph_clone_info): New function.
18624 (strut cgraph_node): Add clone_info and new clone tree pointers.
18625 (cgraph_remove_node_and_inline_clones,
18626 cgraph_set_call_stmt_including_clones,
18627 cgraph_create_edge_including_clones,
18628 cgraph_create_virtual_clone): Declare.
18629 (cgraph_function_versioning): Use VEC argument.
18630 (compute_call_stmt_bb_frequency): Update prototype.
18631 (cgraph_materialize_all_clones): New function.
18632 * ipa-cp.c (ipcp_update_cloned_node): Remove.
18633 (ipcp_create_replace_map): Update to VECtors.
18634 (ipcp_update_callgraph): Use virtual clones.
18635 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
18636 (ipcp_update_profiling): Do not update local profiling.
18637 (ipcp_insert_stage): Use VECtors and virtual clones.
18638 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
18639 (clone_of_p): New function.
18640 (cgraph_preserve_function_body_p): Use clone tree.
18641 (cgraph_optimize): Materialize clones.
18642 (cgraph_function_versioning): Update for VECtors.
18643 (save_inline_function_body): Use clone tree.
18644 (cgraph_materialize_clone): New function.
18645 (cgraph_materialize_all_clones): Likewise.
18646 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
18647 * ipa.c: Include gimple.h.
18648 (cgraph_remove_unreachable_nodes): Use clone tree.
18649 * ipa-prop.c (ipa_note_param_call): Update call to
18650 compute_call_stmt_bb_frequencycall.
18651 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
18652 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
18653 (copy_bb): Handle updating of clone tree; add new edge when new call
18655 (expand_call_inline): Be strict about every call having edge.
18656 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
18657 (delete_unreachable_blocks_update_callgraph): New function.
18658 (tree_function_versioning): Use VECtors; always remove unreachable
18659 blocks and fold conditionals.
18660 * tree-inline.h: Do not include varray.h.
18661 (tree_function_versioning): Remove.
18662 * Makefile.in (GTFILES): Remove tree-inline.c
18663 * passes.c (do_per_function): Do only functions having body.
18664 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
18667 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
18668 Andrew Morrow <acm@google.com>
18671 * c-common.c (c_common_attribute_table): Permit deprecated
18672 attribute to take an optional argument.
18673 (handle_deprecated_attribute): If the optional argument to
18674 __attribute__((deprecated)) is not a string ignore the attribute
18675 and emit a warning.
18677 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
18678 * c-typeck.c (build_component_ref): Likewise.
18679 (build_external_ref): Likewise.
18681 * toplev.c (warn_deprecated_use): Add an attribute argument.
18682 Emit the message associated with __attribute__((deprecated)).
18684 * toplev.h (warn_deprecated_use): Updated.
18686 * doc/extend.texi: Document new optional parameter to
18687 __attribute__((deprecated))
18689 2009-05-08 Michael Eager <eager@eagercon.com>
18691 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
18692 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
18694 2009-05-08 Richard Guenther <rguenther@suse.de>
18696 PR tree-optimization/40062
18697 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
18698 Avoid exponential behavior.
18700 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18702 PR rtl-optimization/33928
18704 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
18705 process_uses, build_single_def_use_links): New.
18706 (update_df): Update use_def_ref.
18707 (forward_propagate_into): Use get_def_for_use instead of use-def
18709 (fwprop_init): Call build_single_def_use_links and let it initialize
18711 (fwprop_done): Free use_def_ref.
18712 (fwprop_addr): Eliminate duplicate call to df_set_flags.
18713 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
18714 df_rd_simulate_one_insn): New.
18715 (df_rd_bb_local_compute_process_def): Update head comment.
18716 (df_chain_create_bb): Use the new RD simulation functions.
18717 * df.h (df_rd_simulate_artificial_defs_at_top,
18718 df_rd_simulate_one_insn): New.
18719 * opts.c (decode_options): Enable fwprop at -O1.
18720 * doc/invoke.texi (-fforward-propagate): Document this.
18722 2009-05-08 Joseph Myers <joseph@codesourcery.com>
18725 * c-typeck.c (build_binary_op): Handle arithmetic between one real
18726 and one complex operand specially.
18727 * tree-complex.c (some_nonzerop): Do not identify a real value as
18728 zero if flag_signed_zeros.
18730 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18732 PR rtl-optimization/33928
18733 * loop-invariant.c (record_use): Fix && vs. || mishap.
18735 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
18737 PR rtl-optimization/33928
18738 * loop-invariant.c (struct use): Add addr_use_p.
18739 (struct def): Add n_addr_uses.
18740 (struct invariant): Add cheap_address.
18741 (create_new_invariant): Set cheap_address.
18742 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
18743 (record_uses): Pass df_ref to record_use.
18744 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
18747 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
18749 * config/sh/sh.c: Do not include c-pragma.h.
18751 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
18753 * config/spu/spu.c: Remove include of c-common.h.
18755 2009-05-07 Janis Johnson <janis187@us.ibm.com>
18758 * c-common.h (mark_valid_location_for_stdc_pragma,
18759 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
18760 clear_float_const_decimal64, float_const_decimal64_p): New.
18761 * c.opt (Wunsuffixed-float-constants): New.
18762 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
18763 unsuffixed float constant, handle new warning.
18764 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
18765 * c-decl.c (c_scope): New flag float_const_decimal64.
18766 (set_float_const_decimal64, clear_float_const_decimal64,
18767 float_const_decimal64_p): New.
18768 (push_scope): Set new flag.
18769 * c-parser.c (c_parser_translation_unit): Mark when it's valid
18770 to use STDC pragmas.
18771 (c_parser_external_declaration): Ditto.
18772 (c_parser_compound_statement_nostart): Ditto.
18773 * c-pragma.c (valid_location_for_stdc_pragma,
18774 mark_valid_location_for_stdc_pragma,
18775 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
18776 handle_pragma_float_const_decimal64): New.
18777 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
18778 * cp/semantics.c (valid_location_for_stdc_pragma_p,
18779 set_float_const_decimal64, clear_float_const_decimal64,
18780 float_const_decimal64_p): New dummy functions.
18781 * doc/extend.texi (Decimal Float): Remove statement that the
18782 pragma, and suffix for double constants, are not supported.
18783 * doc/invoke.texi (Warning Options): List new option.
18784 (-Wunsuffixed-float-constants): New.
18786 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
18788 * config/i386/i386.c: Do not include c-common.h.
18790 2009-05-07 Mark Heffernan <meheff@google.com>
18792 * doc/invoke.texi (Debugging Options): Document change of debugging
18794 * opts.c (decode_options): Make dump_base_name relative to
18795 aux_base_name directory.
18797 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
18799 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
18800 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
18802 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
18804 * Makefile.in (install-plugin): Simplify a bit.
18806 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
18808 * Makefile.in (OBJS-common): Add regcprop.o.
18810 * timevar.def (TV_CPROP_REGISTERS): New.
18811 * regrename.c (regrename_optimize): Return 0.
18812 (rest_of_handle_regrename): Delete.
18813 (pass_rename_registers): Point to regrename_optimize.
18814 (struct value_data_entry, struct value_data,
18815 kill_value_one_regno, kill_value_regno, kill_value,
18816 set_value_regno, init_value_data, kill_clobbered_value,
18817 kill_set_value, kill_autoinc_value, copy_value,
18818 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
18819 replace_oldest_value_reg, replace_oldest_value_addr,
18820 replace_oldest_value_mem, copyprop_hardreg_forward_1,
18821 debug_value_data, validate_value_data): Move...
18822 * regcprop.c: ... here.
18823 (rest_of_handle_cprop): Delete.
18824 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
18826 2009-05-07 Jakub Jelinek <jakub@redhat.com>
18828 PR middle-end/40057
18829 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
18830 GEN_INT for 1 << bitnum.
18831 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
18832 build_int_cst_type.
18834 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
18836 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
18837 Remove wrong description of "nand" operation.
18839 2009-05-06 Richard Guenther <rguenther@suse.de>
18840 Adam Nemet <anemet@caviumnetworks.com>
18842 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
18843 comment. Add that if LHS is not a gimple register, then RHS1 has
18844 to be a single object (GIMPLE_SINGLE_RHS).
18846 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
18848 * expr.c (get_def_for_expr): Move it up in the file.
18849 (store_field): When expanding a bit-field store, look at the
18850 defining gimple stmt for the masking conversion.
18852 2009-05-06 Janis Johnson <janis187@us.ibm.com>
18854 PR middle-end/39986
18855 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
18856 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
18857 32-bit memcpy into long.
18859 2009-05-06 Jakub Jelinek <jakub@redhat.com>
18861 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
18862 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
18864 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
18865 instead of appending DW_OP_deref*.
18867 2009-05-06 Michael Matz <matz@suse.de>
18869 PR middle-end/40021
18870 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
18871 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
18873 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
18875 * Makefile.in (install-plugin): Fix srcdir handling.
18877 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
18879 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
18880 when processing for not_regs_needed bitmap.
18881 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
18882 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
18883 handling it for rhs.
18885 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18887 * config/i386/i386.md (unnamed inc/dec peephole): Use
18888 optimize_insn_for_size_p instead of optimize_size.
18889 * config/i386/predicates.md (incdec_operand): Likewise.
18890 (aligned_operand): Likewise.
18891 * config/i386/sse.md (divv8sf3): Likewise.
18892 (sqrtv8sf2): Likewise.
18894 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18896 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
18898 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
18900 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
18902 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
18903 ssemodesuffixf2c with avxmodesuffixf2c.
18905 2009-05-06 Joseph Myers <joseph@codesourcery.com>
18908 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
18910 2009-05-05 Jakub Jelinek <jakub@redhat.com>
18912 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
18913 (struct tree_base): Adjust spacing for 8 bit boundaries.
18914 (struct tree_decl_common): Add decl_by_reference_flag bit.
18915 (DECL_BY_REFERENCE): Adjust.
18916 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
18917 print DECL_BY_REFERENCE bit.
18918 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
18919 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
18920 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
18921 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
18924 PR middle-end/39666
18925 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
18926 range of the type, but default label is missing, add it with one
18927 of the existing labels instead of adding a new label for it.
18929 2009-05-05 Joseph Myers <joseph@codesourcery.com>
18933 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
18935 * Makefile.in (enable_plugin, plugin_includedir): New.
18936 (install): Depend on install-plugin.
18937 (PLUGIN_HEADERS): New.
18938 (install-plugin): New.
18939 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
18941 2009-05-05 Richard Guenther <rguenther@suse.de>
18943 PR tree-optimization/40022
18944 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
18946 (phivn_valid_p): Fix tuplification error, simplify.
18947 (phiprop_insert_phi): Add dumps.
18948 (propagate_with_phi): Simplify.
18950 2009-05-05 Richard Guenther <rguenther@suse.de>
18952 PR middle-end/40023
18953 * builtins.c (gimplify_va_arg_expr): Properly build the address.
18955 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
18957 * tree.h (strip_float_extensions): Remove duplicate declaration.
18958 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
18959 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
18960 block_ultimate_origin): Rearrange the declarations line to match the
18961 comment that indicates the .c file which the functions are defined.
18962 (dwarf2out_*, set_decl_rtl): Add comment.
18963 (get_base_address): Adjust comment.
18964 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
18965 declarations line and add comment.
18966 (is_builtin_name): Add blank after function name, for clarity.
18968 2009-05-04 Joseph Myers <joseph@codesourcery.com>
18970 * attribs.c (decl_attributes): Use %qE for identifiers in
18972 * cgraphunit.c (verify_cgraph_node): Translate function names to
18973 locale character set in diagnostics.
18974 * coverage.c (get_coverage_counts): Use %qE for identifiers in
18976 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
18977 Document that functions are named in UTF-8.
18978 * expr.c (expand_expr_real_1): Translate function names to locale
18979 character set in diagnostics.
18980 * gimplify.c (omp_notice_variable, omp_is_private,
18981 gimplify_scan_omp_clauses): Use %qE for identifiers in
18983 * langhooks.c (lhd_print_error_function): Translate function names
18984 to locale character set.
18985 * langhooks.h (decl_printable_name): Document that return value is
18986 in internal character set.
18987 * stmt.c: Include pretty-print.h
18988 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
18990 (resolve_operand_name_1): Translate named operand name to locale
18992 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
18994 * toplev.c (announce_function): Translate function names to locale
18996 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
18997 (default_tree_printer): Use pp_identifier or translate identifiers
18998 to locale character set. Mark "<anonymous>" for translation.
18999 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
19000 for identifiers in diagnostics.
19001 * tree.c (handle_dll_attribute): Use %qE for identifiers in
19003 * varasm.c (output_constructor): Use %qE for identifiers in
19006 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
19008 * configure.ac: use ` ` instead of $()
19009 * configure: Regenerate.
19011 2009-05-05 Ben Elliston <bje@au.ibm.com>
19013 * config/pa/linux-atomic.c: Eliminate conditional include of
19014 errno.h on non-LP64 systems to simplify build requirements.
19016 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19018 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
19020 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
19021 and pass value to identifier_to_locale.
19022 (warn_variable_length_array): Make name a tree.
19023 (grokdeclarator): Separate diagnostic texts for named and unnamed
19024 declarators. Use %qE for named declarators.
19025 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
19027 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
19028 identifiers in diagnostics.
19029 * c-typeck.c (push_member_name, start_init): Pass identifiers to
19030 identifier_to_locale. Mark "anonymous" strings for translation.
19032 2009-05-04 Michael Eager <eager@eagercon.com>
19034 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
19035 address for DImode/DFmode only if double-precision FP regs.
19037 2009-05-04 Michael Eager <eager@eagercon.com>
19039 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
19040 TARGET_SINGLE_FLOAT check.
19042 2009-05-04 Michael Eager <eager@eagercon.com>
19044 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
19046 2009-05-04 Michael Eager <eager@eagercon.com>
19048 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
19049 * config/rs6000/t-xilinx: New
19051 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
19053 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
19054 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
19055 * gcc/explow.c (memory_address): Use target hook.
19056 * gcc/targhooks.c (default_legitimize_address): New.
19057 * gcc/targhooks.h (default_legitimize_address): New.
19058 * gcc/target.h (legitimize_address): New.
19059 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
19060 (TARGET_INITIALIZER): Include it.
19061 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
19063 * config/bfin/bfin-protos.h (legitimize_address): Remove.
19064 * config/bfin/bfin.c (legitimize_address): Remove.
19065 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
19066 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
19068 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
19069 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
19071 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
19072 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
19073 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
19074 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
19075 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
19076 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
19077 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
19078 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
19079 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
19080 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
19081 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
19082 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
19083 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
19084 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
19085 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
19086 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
19087 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
19088 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
19089 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
19090 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
19091 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
19092 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
19093 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
19095 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
19096 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
19097 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
19098 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
19099 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
19100 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
19101 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
19102 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
19103 (thumb_legitimize_address): Delete.
19104 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
19105 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
19106 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
19107 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
19108 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
19109 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
19111 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
19114 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
19115 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
19116 * config/m32r/m32r.c (m32r_legitimize_address): New.
19117 * config/m68k/m68k.c (m68k_legitimize_address): New.
19118 * config/score/score.c (score_legitimize_address): Standardize.
19119 * config/score/score3.c (score3_legitimize_address): Standardize.
19120 * config/score/score3.h (score3_legitimize_address): Adjust.
19121 * config/score/score7.c (score7_legitimize_address): Standardize.
19122 * config/score/score7.h (score7_legitimize_address): Adjust.
19123 * config/sh/sh.c (sh_legitimize_address): New.
19124 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
19126 * gcc/config/s390/s390.c (legitimize_address): Rename to...
19127 (s390_legitimize_address): ... this.
19128 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
19129 (sparc_legitimize_address): ... this.
19130 * gcc/config/i386/i386.c (legitimize_address): Rename to...
19131 (ix86_legitimize_address): ... this.
19132 * gcc/config/avr/avr.c (legitimize_address): Rename to...
19133 (avr_legitimize_address): ... this.
19134 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
19135 (mn10300_legitimize_address): ... this.
19136 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
19137 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
19138 (alpha_expand_mov): Adjust call.
19140 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
19141 * config/spu/spu.c (spu_legitimize_address): Likewise.
19142 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
19143 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
19145 2009-05-04 Joseph Myers <joseph@codesourcery.com>
19147 * intl.c (locale_encoding, locale_utf8): New.
19148 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
19149 * intl.h (locale_encoding, locale_utf8): Declare.
19150 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
19151 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
19153 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
19155 (pp_tree_identifier): Define to call pp_base_tree_identifier.
19156 (pp_base_tree_identifier): Declare as function.
19157 (identifier_to_locale): Declare.
19158 * Makefile.in (pretty-print.o): Update dependencies.
19159 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
19161 2009-05-04 Richard Guenther <rguenther@suse.de>
19163 PR middle-end/40015
19164 * builtins.c (fold_builtin_memory_op): Do not decay to element
19165 type if the size matches the whole array.
19167 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19169 * expmed.c (synth_mult): When trying out a shift, pass the result
19172 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
19174 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
19175 (shiftsub1_cost): New.
19176 (init_expmed): Compute shiftsub1_cost.
19177 (synth_mult): Optimize multiplications by constants of the form
19178 -(2^^m-1) for some constant positive integer m.
19180 2009-05-03 Richard Guenther <rguenther@suse.de>
19183 * c-typeck.c (array_to_pointer_conversion): Do not built
19184 ADDR_EXPRs of arrays of pointer-to-element type.
19185 * c-gimplify.c (c_gimplify_expr): Revert change fixing
19186 up wrong ADDR_EXPRs after-the-fact.
19187 * c-common.c (strict_aliasing_warning): Strip pointer
19188 conversions for obtaining the original type.
19189 * builtins.c (fold_builtin_memset): Handle array types.
19190 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
19193 2009-05-03 Richard Guenther <rguenther@suse.de>
19195 PR middle-end/23329
19196 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
19197 Do not lose casts from array types with unknown extent to array
19198 types with known extent.
19199 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
19200 alias set compatibility.
19202 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
19204 * flags.h (extra_warnings): Delete.
19205 * toplev.c (process_options): Handle Wuninitialized here.
19206 * opts.c (extra_warnings): Delete.
19207 (set_Wextra): Delete.
19208 (common_handle_option): -Wextra can be handled automatically.
19209 * c-opts.c (c_common_handle_option): Delete obsolete code.
19210 (c_common_post_options): Simplify comment.
19211 * common.opt (W): Add Var.
19213 (Wuninitialized): Initialize to -1.
19215 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
19216 Richard Guenther <rguenther@suse.de>
19218 * expr.c (get_def_for_expr): New function.
19219 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
19220 SSA rather than trees.
19221 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
19222 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
19224 2009-05-03 Joseph Myers <joseph@codesourcery.com>
19226 * c-common.c (reswords): Add _Imaginary.
19227 * c-common.c (enum rid): Add RID_IMAGINARY.
19229 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
19231 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
19232 Patch by Richard Guenther.
19234 2009-05-03 Anatoly Sokolov <aesok@post.ru>
19236 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
19237 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
19238 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
19239 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
19240 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
19241 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
19242 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
19243 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
19244 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
19245 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
19246 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
19247 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
19248 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
19249 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
19250 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
19251 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
19252 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
19253 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
19255 2009-05-02 Richard Guenther <rguenther@suse.de>
19257 PR tree-optimization/39940
19258 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
19261 2009-05-02 Richard Guenther <rguenther@suse.de>
19263 PR middle-end/40001
19264 * tree-ssa.c (execute_update_addresses_taken): Properly check
19265 if we can mark a variable DECL_GIMPLE_REG_P.
19266 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
19267 back to the end of the function.
19268 (is_gimple_reg_type): Remove complex type special casing.
19269 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
19272 2009-05-02 Ben Elliston <bje@au.ibm.com>
19274 * doc/collect2.texi (Collect2): Document search path behaviour
19275 when configured with --with-ld.
19277 2009-05-02 Jan Hubicka <jh@suse.cz>
19279 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
19280 parameter; update callers.
19281 (coalesce_cost_edge): EH edges are costier because they needs
19282 splitting even if not critical and even more costier when there are
19283 multiple EH predecestors.
19285 2009-05-02 Jan Hubicka <jh@suse.cz>
19287 * except.c (remove_eh_handler_and_replace): Handle updating after
19288 removing TRY blocks.
19290 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
19292 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
19294 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
19296 * varasm.c: Do not include c-pragma.h.
19297 * attribs.c: Do not incude c-common.h.
19299 2009-05-01 Michael Matz <matz@suse.de>
19301 * calls.c (initialize_argument_information): Handle SSA names like
19302 decls with a non MEM_P DECL_RTL.
19304 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19306 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
19307 * ipa-utils.c: Likewise.
19308 * ipa-type-escape.c: Likewise.
19309 * cgraphunit.c Do not include c-common.h.
19310 * ipa-pure-const.c: Likewise.
19311 * tree-if-conv.c: Likewise.
19312 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
19313 * ipa-struct-reorg.c: Likewise.
19314 * tree-nomudflap.c: Likewise.
19315 * tree-ssa-structalias.c: Likewise.
19317 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
19319 * store-motion.c: Many cleanups to make this pass a first-class
19320 citizen instead of an appendix to gcse load motion. Add TODO list
19321 to make this pass faster/cleaner/better.
19323 (struct ls_expr): Post gcse.c-split cleanups.
19324 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
19325 "stores" field to "avail_stores".
19326 (pre_ldst_mems): Rename to store_motion_mems.
19327 (pre_ldst_table): Rename to store_motion_mems_table.
19328 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
19329 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
19330 (ldst_entry): Rename to st_expr_entry, update users.
19331 (free_ldst_entry): Rename to free_st_expr_entry, update users.
19332 (free_ldst_mems): Rename to free_store_motion_mems, update users.
19333 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
19335 (first_ls_expr): Rename to first_st_expr, update users.
19336 (next_ls_expr): Rename to next_st_expr, update users.
19337 (print_ldst_list): Rename to print_store_motion_mems. Print names of
19338 fields properly for store motion instead of names inherited from load
19340 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
19341 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
19344 (ae_kill): Rename to st_kill, update users.
19345 (ae_gen): Rename to st_avloc, update users.
19346 (transp): Rename to st_transp, update users.
19347 (pre_insert_map): Rename to st_insert_map, update users.
19348 (pre_delete_map): Rename to st_delete_map, update users.
19349 (insert_store, build_store_vectors, free_store_memory,
19350 one_store_motion_pass): Update for abovementioned changes.
19352 (gcse_subst_count, gcse_create_count): Remove.
19353 (one_store_motion_pass): New statistics counters "n_stores_deleted"
19354 and "n_stores_created", local variables.
19356 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
19359 (regvec, compute_store_table_current_insn): Remove.
19360 (reg_set_info, reg_clear_last_set): Remove.
19361 (compute_store_table): Use DF caches instead of local dataflow
19364 2009-05-01 Joseph Myers <joseph@codesourcery.com>
19366 * c-objc-common.c (c_tree_printer): Print identifiers with
19367 pp_identifier, not pp_string. Mark "({anonymous})" for
19369 * c-pretty-print.c (pp_c_ws_string): New.
19370 (pp_c_cv_qualifier, pp_c_type_specifier,
19371 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
19372 pp_c_storage_class_specifier, pp_c_function_specifier,
19373 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
19374 pp_c_primary_expression, pp_c_postfix_expression,
19375 pp_c_unary_expression, pp_c_shift_expression,
19376 pp_c_relational_expression, pp_c_equality_expression,
19377 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
19378 use pp_string and pp_c_ws_string in place of pp_identifier and
19379 pp_c_identifier for non-identifiers. Mark English strings for
19381 * c-pretty-print.h (pp_c_ws_string): Declare.
19383 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
19384 Roland McGrath <roland@redhat.com>
19386 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
19387 (ENABLE_LD_BUILDID): New configuration option.
19388 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
19389 (LINK_BUILDID_SPEC): New macro.
19390 (init_spec): If defined, prepend it between LINK_EH_SPEC and
19392 * doc/install.texi: Document --enable-linker-build-id option.
19393 * configure: Rebuild.
19394 * config.in: Rebuild.
19396 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
19398 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
19399 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
19400 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
19401 MIPS_GP_SAVE_AREA_SIZE.
19402 * config/mips/mips.c (struct mips_frame_info): Update comment
19403 before arg_pointer_offset and hard_frame_pointer_offset.
19404 (mips_compute_frame_info): Update diagram before function: to
19405 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
19406 indicate the position of frame_pointer_rtx with -fstack-protector and
19407 to show args_size. Don't allocate cprestore area for leaf functions
19408 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
19410 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
19412 2009-04-30 Michael Matz <matz@suse.de>
19414 PR tree-optimization/39955
19415 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
19417 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
19419 * ira.c (setup_cover_and_important_classes): Use safe macro
19420 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
19422 * genpreds.c (write_tm_preds_h): Output suitable definition of
19423 REG_CLASS_FOR_CONSTRAINT.
19425 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19427 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
19429 * bitmap.c (bitmap_descriptor): Likewise.
19430 * ggc-common.c (loc_descriptor): Likewise.
19431 * varray.c (varray_descriptor): Likewise.
19432 * vec.c (vec_descriptor): Likewise.
19434 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
19436 * Makefile.in (dce.o): Add $(EXCEPT_H).
19437 * dce.c: Include except.h and delete redundant vector definitions.
19438 (deletable_insn_p): Return false for non-call insns that can throw
19441 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
19443 * gcse.c (ae_gen): Remove.
19444 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
19445 and make non-static function to make it available in store-motion.c.
19446 Update call sites with search-and-replace.
19447 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
19448 extract_mentioned_regs, extract_mentioned_regs_helper,
19449 find_moveable_store, compute_store_table, load_kills_store, find_loads,
19450 store_killed_in_insn, store_killed_after, store_killed_before,
19451 build_store_vectors, insert_insn_start_basic_block, insert-store,
19452 remove_reachable_equiv_notes, replace_store_insn, delete_store,
19453 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
19454 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
19455 * store-motion.c: ...new file. Also copy data structures from gcse.c
19456 and clean up to remove parts not used by store motion.
19457 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
19458 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
19460 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19463 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
19464 when optimizing for size.
19466 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
19468 * gcse.c (gcse_constant_p): Fix typo in last change.
19470 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
19472 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
19474 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
19476 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
19478 2009-04-29 James E. Wilson <wilson@codesourcery.com>
19480 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
19481 CONST_HIGH_PART result.
19483 2009-04-29 Anatoly Sokolov <aesok@post.ru>
19485 * config/avr/avr.c (initial_elimination_offset): Rename to
19486 avr_initial_elimination_offset.
19487 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
19488 change return type to bool.
19489 (avr_can_eliminate): New function.
19490 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
19491 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
19492 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
19493 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
19494 avr_initial_elimination_offset.
19495 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
19496 (avr_initial_elimination_offset): Define.
19498 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
19499 Steven Bosscher <steven@gcc.gnu.org>
19501 PR rtl-optimization/39938
19502 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
19503 * cfgrtl.c: Include insn-attr.h.
19504 (rest_of_pass_free_cfg): New function.
19505 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
19506 * resource.c (init_resource_info): Remove call to df_analyze.
19508 2009-04-29 Richard Guenther <rguenther@suse.de>
19511 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
19512 allow conversion to signed integers.
19514 2009-04-29 Richard Guenther <rguenther@suse.de>
19516 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
19517 shifts of floating point vectors if the shift amount is
19518 a constant multiple of the element size.
19520 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
19521 Michael Matz <matz@suse.de>
19523 PR middle-end/39927
19525 * tree-outof-ssa.c (emit_partition_copy): New function.
19526 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
19527 insert_part_to_rtx_on_edge): Perform the partition base var
19528 copy using emit_partition_copy.
19529 (insert_value_copy_on_edge): Convert constants to the right mode.
19530 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
19531 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
19533 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19535 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
19536 scan backwards to try to find a constant to initialize it.
19538 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
19539 insn before the loop_end instruction, don't look past labels.
19541 2009-04-29 Richard Guenther <rguenther@suse.de>
19543 PR middle-end/39937
19544 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
19545 loose type conversions.
19546 (forward_propagate_addr_expr): Fix tuplification bug. Remove
19547 stmts only if there are no uses of its definition.
19549 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19551 * config/bfin/bfin.h (splitting_loops): Declare.
19552 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
19553 Reorder bit definitions to be ascending.
19554 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
19555 * config/bfin/bfin.c (splitting_loops): New variable.
19556 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
19557 (struct loop_info): Remove members INIT and LOOP_INIT.
19558 (bfin_optimize_loop): Don't set them. Reorder the code that generates
19559 the LSETUP sequence. Allow LC to be loaded from any register, but
19560 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
19561 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
19563 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
19564 of reload_completed.
19567 * config/bfin/bfin.md (movsi_insn): Refine constraints.
19569 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
19571 * Makefile.in (PLUGIN_VERSION_H): New.
19572 (OBJS-common): Remove plugin-version.o.
19573 (plugin.o): Depend on (PLUGIN_VERSION_H).
19574 (plugin-version.o): Remove.
19575 * configure: Regenerate
19576 * configure.ac: Create plugin-version.h.
19577 * gcc-plugin.h (plugin_gcc_version): Remove.
19578 (plugin_default_version_check): Change signature.
19579 * plugin-version.c: Remove.
19580 * plugin.c: Include plugin-version.h.
19581 (str_plugin_gcc_version_name): Remove.
19582 (try_init_one_plugin): Pass gcc version to plugin_init.
19583 (plugin_default_version_check): Both gcc and plugin versions are now
19586 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19588 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
19589 problematic last insns. Test for TYPE_CALL rather than CALL_P.
19590 Remove special case testing for last insn of inner loops. Don't fail
19591 if the loop ends with a jump, emit an extra nop instead.
19593 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
19594 DREGS rather than comparing directly. Remove code that tries to
19595 account for latencies.
19597 2009-04-29 Richard Guenther <rguenther@suse.de>
19599 PR tree-optimization/39941
19600 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
19601 eliminating an indirect call.
19603 2009-04-29 Richard Guenther <rguenther@suse.de>
19605 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
19606 parameter. Allow invariants as base if !require_lvalue.
19607 (verify_gimple_assign_single): Adjust.
19609 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19611 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
19612 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
19613 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
19614 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
19615 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
19617 * config/bfin/bfin.c (bfin_expand_builtin,
19618 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
19620 2009-04-28 Richard Guenther <rguenther@suse.de>
19622 * tree-vect-loop.c (get_initial_def_for_induction): Use
19623 correct types for pointer increment.
19625 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19627 * toplev.c (print_version): Update GMP version string calculation.
19629 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
19631 PR rtl-optimization/39938
19632 * resource.c (init_resource_info): Add call to df_analyze.
19634 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19636 * config/alpha/alpha.md (usegp): Cast the result of
19637 alpha_find_lo_sum_using_gp to enum attr_usegp.
19638 * config/alpha/alpha.c (override_options): Remove end-of-structure
19639 marker element from cpu_table. Use array size of cpu_table to handle
19640 -mcpu and -mtune options.
19641 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
19643 2009-04-28 Joseph Myers <joseph@codesourcery.com>
19645 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
19646 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
19647 tune_32 and tune_64.
19648 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
19649 support on PowerPC.
19650 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
19651 * config/rs6000/option-defaults.h: ... here. New file.
19652 (OPT_64, OPT_32): Define.
19653 (MASK_64BIT): Define to 0 if not already defined.
19654 (OPT_ARCH64, OPT_ARCH32): Define.
19655 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
19658 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19660 * config/arm/arm.c (arm_override_options): Emit error on using
19663 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19665 PR rtl-optimization/39914
19666 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
19667 registers for allocnos created from user-defined variables only
19668 when not optimizing.
19670 2009-04-28 Richard Guenther <rguenther@suse.de>
19672 PR middle-end/39937
19673 * fold-const.c (fold_binary): Use distribute_real_division only
19676 2009-04-28 Steve Ellcey <sje@cup.hp.com>
19678 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
19679 add hpux-stdint.h to tm_file.
19680 (hppa[12]*-*-hpux11*): Ditto.
19681 (ia64*-*-hpux*): Ditto.
19682 * config/hpux-stdint.h: New.
19683 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
19684 __STDC_EXT__ for all compiles.
19685 * config/pa/pa-hpux.h: Ditto.
19686 * config/pa/pa-hpux10.h: Ditto.
19687 * config/pa/pa-hpux11.h: Ditto.
19689 2009-04-28 Catherine Moore <clm@codesourcery.com>
19691 * debug.h (set_name): Add comment.
19693 2009-04-28 Andrew Pinski <pinskia@gmail.com>
19696 * config/darwin.c (machopic_gen_offset): Check
19697 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
19698 * config/arm/arm.c (require_pic_register): Likewise.
19700 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
19702 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
19703 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
19704 m32c_promote_prototypes): Delete.
19706 2009-04-28 Michael Matz <matz@suse.de>
19708 PR middle-end/39922
19709 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
19712 2009-04-28 Richard Guenther <rguenther@suse.de>
19714 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
19716 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19718 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
19719 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
19720 * config/arm/arm-tune.md: Regenerate.
19722 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
19724 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
19725 block if there are complex incoming edges.
19726 (sel_merge_blocks): Remove useless assert.
19727 (sel_redirect_edge_and_branch): Check that edge was redirected.
19728 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
19729 (sel_find_rgns): Delete declaration.
19730 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
19731 the region when it is not a preheader.
19733 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19736 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
19738 2009-04-28 Richard Guenther <rguenther@suse.de>
19740 * tree.h (SSA_NAME_VALUE): Remove.
19741 (struct tree_ssa_name): Remove value_handle member.
19742 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
19743 array for jump threading.
19744 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
19746 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
19747 * tree-flow.h (threadedge_initialize_values): Declare.
19748 (threadedge_finalize_values): Likewise.
19749 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
19750 (SSA_NAME_VALUE): Define.
19751 (threadedge_initialize_values): New function.
19752 (threadedge_finalize_values): Likewise.
19753 * tree-ssa-dom.c (ssa_name_values): New global variable.
19754 (SSA_NAME_VALUE): Define.
19755 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
19757 2009-04-28 Ira Rosen <irar@il.ibm.com>
19759 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
19760 Use REPORT_VECTORIZED_LOCATIONS instead
19761 REPORT_VECTORIZED_LOOPS.
19762 * tree-vectorizer.c (vect_verbosity_level): Make static.
19763 (vect_loop_location): Rename to vect_location.
19764 (vect_set_verbosity_level): Update comment.
19765 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
19767 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
19768 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
19769 instead REPORT_UNVECTORIZED_LOOPS.
19770 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
19771 and vect_loop_def to vect_external_def and vect_internal_def.
19772 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
19773 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
19774 REPORT_UNVECTORIZED_LOCATIONS.
19775 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
19776 and vect_used_in_loop and to vect_unused_in_scope and
19777 vect_used_in_scope.
19778 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
19779 (vect_verbosity_level): Remove declaration.
19780 (vect_analyze_operations): Likewise.
19781 (vect_analyze_stmt): Declare.
19782 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
19783 REPORT_UNVECTORIZED_LOCATIONS.
19784 (vect_get_loop_niters): Fix indentation.
19785 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
19786 (vect_analyze_loop_operations): New function.
19787 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
19788 vect_analyze_operations.
19789 (vect_is_simple_reduction): Use new names.
19790 (vectorizable_live_operation, vect_transform_loop): Likewise.
19791 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
19792 to specify whether the data references can be a part of interleaving
19794 (vect_analyze_data_ref_dependence): Use new names.
19795 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
19796 (vect_create_addr_base_for_vector_ref): Remove redundant code.
19797 * tree-vect-patterns.c (widened_name_p): Use new names.
19798 (vect_recog_dot_prod_pattern): Likewise.
19799 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
19800 (process_use, vect_mark_stmts_to_be_vectorized,
19801 vect_model_simple_cost, vect_model_store_cost,
19802 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
19803 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
19804 vectorizable_operation, vectorizable_type_demotion,
19805 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
19806 vectorizable_condition): Likewise.
19807 (vect_analyze_operations): Split into vect_analyze_loop_operations
19809 (vect_analyze_stmt): ... new function.
19810 (new_stmt_vec_info): Use new names.
19811 (vect_is_simple_use): Use new names and fix comment.
19812 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
19813 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
19815 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
19818 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
19819 and integer modes for x87 operands. Do not ICE for unsupported size,
19820 generate error instead. Generate error for unsupported operand types.
19821 ['z']: Do not handle HImode memory operands specially. Warning
19822 for floating-point operands. Fallthru to 'Z' for unsupported operand
19823 types. Do not ICE for unsupported size, generate error instead.
19824 (output_387_binary_op): Use %Z to output operands.
19825 (output_fp_compare): Ditto.
19826 (output_387_reg_move): Ditto.
19828 2009-04-28 Ben Elliston <bje@au.ibm.com>
19833 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19835 * builtins.c (c_strlen): Do not warn here.
19836 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
19837 * c-common.c (pointer_int_sum): Take an explicit location.
19838 Warn about offsets out of bounds.
19839 * c-common.h (pointer_int_sum): Adjust declaration.
19841 2009-04-27 Ian Lance Taylor <iant@google.com>
19843 * collect2.c (is_ctor_dtor): Change type of ret field in struct
19845 * dce.c (run_fast_df_dce): Change type of old_flags to int.
19846 * df-core.c (df_set_flags): Change return type to int. Change
19847 type of old_flags to int.
19848 (df_clear_flags): Likewise.
19849 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
19850 (df_get_conditional_uses): Likewise.
19851 * df.h (df_set_flags, df_clear_flags): Update declarations.
19852 * dwarf2out.c (struct indirect_string_node): Change type of form
19853 field to enum dwarf_form.
19854 (AT_string_form): Change return type to enum dwarf_form.
19855 * fixed-value.c (fixed_compare): Add cast to enum type.
19856 * fwprop.c (update_df): Change 0 to VOIDmode.
19857 * gensupport.c: Change 0 to UNKNOWN.
19858 * gimple.h (gimple_cond_code): Add cast to enum type.
19859 * haifa-sched.c (reemit_notes): Add cast to enum type.
19860 * hooks.c (hook_int_void_no_regs): Remove function.
19861 * hooks.h (hook_int_void_no_regs): Remove declaration.
19862 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
19863 * predict.c (combine_predictions_for_insn): Add casts to enum type.
19864 * real.c (real_arithmetic): Add cast to enum type.
19865 (real_compare): Likewise.
19866 * target.h (struct gcc_target): Change return type of
19867 branch_target_register_class to enum reg_class.
19868 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
19869 default_branch_target_register_class.
19870 * targhooks.c (default_branch_target_register_class): New function.
19871 * targhooks.h (default_branch_target_register_class): Declare.
19872 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
19873 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
19875 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
19877 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
19878 vect_uninitialized_def. Change 0 to ERROR_MARK.
19879 * tree-vect-stmts.c (supportable_widening_operation): Don't
19880 initialize icode1 and icode2.
19881 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
19882 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
19884 (cmn_err_flag_specs): Change 0 to STD_C89.
19885 (cmn_err_char_table): Likewise.
19886 * config/arm/arm.c (get_arm_condition_code): Change type of code
19887 to enum arm_cond_code.
19888 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
19889 (IWMMXT_BUILTIN2): Likewise.
19890 (neon_builtin_type_bits): Don't define typedef.
19891 (neon_builtin_datum): Change type of bits field to int.
19892 (arm_expand_neon_args): Add cast to enum type.
19893 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
19895 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
19896 casts to enum type.
19897 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
19899 * config/mips/mips.md (jal_macro): Return enum constant.
19900 (single_insn): Likewise.
19901 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
19903 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19904 casts to enum type.
19905 * config/s390/s390.c (s390_tune_flags): Change type to int.
19906 (s390_arch_flags): Likewise.
19907 (s390_handle_arch_option): Change flags field of struct pta to int.
19908 * config/s390/s390.h (s390_tune_flags): Update declaration.
19909 (s390_arch_flags): Likewise.
19910 * config/sh/sh.c (prepare_move_operands): Compare
19911 tls_symbolic_operand result with enum constant.
19912 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
19913 (sh_expand_prologue): Add cast to enum type.
19914 (sh_expand_epilogue): Likewise.
19915 (tls_symbolic_operand): Change return type to enum tls_model.
19916 (fpscr_set_from_mem): Add cast to enum type.
19917 (legitimize_pic_address): Compare tls_symbolic_operand result with
19919 (sh_target_reg_class): Change return type to enum reg_class.
19920 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
19922 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
19923 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
19924 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
19925 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
19926 (delayed_branch, tls_call_delay): Likewise.
19927 (eligible_for_sibcall_delay): Likewise.
19928 (eligible_for_return_delay): Likewise.
19929 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
19930 (spu_expand_builtin_1): Likewise.
19932 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
19933 for all types of conversions.
19934 (output_init_element): Issue -Wc++-compat warning if needed when
19935 initializing a bitfield with enum type.
19936 * c-parser.c (c_parser_expression): Set original_type to
19937 original_type of right hand operand of comma operator.
19939 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19941 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
19943 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
19944 * doc/cpp.texi (Standard Predefined Macros)
19945 (Implementation-defined behavior): Likewise.
19946 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
19947 * doc/gimple.texi (GIMPLE Exception Handling)
19948 (@code{GIMPLE_ASSIGN}): Likewise.
19949 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
19950 * doc/invoke.texi (Warning Options, Optimize Options)
19951 (AVR Options, Darwin Options): Likewise.
19952 (Optimize Options): Reformulate -fwhole-program description.
19953 * doc/loop.texi (Lambda): Likewise.
19954 * doc/md.texi (Output Template, Define Constraints)
19955 (Standard Names, Insn Splitting): Likewise.
19956 * doc/options.texi (Option properties): Likewise.
19957 * doc/passes.texi (Tree-SSA passes): Likewise.
19958 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
19959 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
19960 (File Names and DBX): Likewise.
19961 * doc/trouble.texi (Incompatibilities): Likewise.
19963 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19965 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
19966 instruction is correct.
19968 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
19970 Allow non-constant arguments to conversion intrinsics.
19971 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
19972 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
19973 * spu.c (print_operand): Handle 'v' and 'w'.
19974 (exp2_immediate_p, spu_gen_exp2): Define.
19975 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
19976 spu_convtf_1): Update parameter descriptions.
19977 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
19978 * constraints.md ('v', 'w'): New.
19979 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
19981 (i2f, I2F): New define_mode_attr.
19982 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
19983 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
19984 fixuns_truncv4sfv4si2): Update to use mode attribute.
19985 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
19986 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
19987 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
19988 patterns for combine.
19990 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
19992 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
19993 (cprop, hoist, pre, store_motion): New debug counters.
19994 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
19995 is not an RTL pass anymore.
19996 (pass_profiling): Remove extern decl for pass removed in 2005.
19997 (pass_gcse, pass_jump_bypass): Remove.
19998 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
19999 to 0 for clean state.
20000 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
20001 * cse.c (gate_handle_cse_after_global_opts,
20002 rest_of_handle_cse_after_global_opts): New functions.
20003 (pass_cse_after_global_opts): New pass, does local CSE.
20004 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
20005 (TV_CPROP): New timevar.
20006 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
20007 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
20008 (gcse_main, recompute_all_luids): Remove.
20009 (compute_hash_table_work): Call max_reg_num instead of reading
20011 (cprop_jump): Don't set run_jump_opt_after_gcse.
20012 (constprop_register): Always allow to alter jumps.
20013 (cprop_insn): Likewise.
20014 (do_local_cprop): Likewise.
20015 (local_cprop_pass): Likewise. Return non-zero if something changed.
20016 (cprop): Remove function, fold interesting bits into one_cprop_pass.
20017 (find_implicit_sets): Add note about missed optimization opportunity.
20018 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
20019 pass_rtl_cprop execute function.
20020 Don't bother tracking the pass number, each pass gets its own dumpfile
20022 Always allow to alter jumpsand bypass jumps.
20023 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
20024 will just find no suitable set.
20025 (pre_edge_insert): Fix dumping, this function is for PRE only.
20026 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
20027 pass_rtl_pre execute function.
20028 (hoist_code): Return non-zero if something changed. Keep track of
20029 substitutions and insertions for statistics gathering similar to PRE.
20030 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
20031 called from the pass_rtl_hoist execute function. Show pass statistics.
20032 (compute_store_table): Use max_reg_num directly instead of using the
20033 formerly global max_gcse_regno.
20034 (build_store_vectors): Likewise.
20035 (replace_store_insn): Fix dumping.
20036 (store_motion): Rename to ...
20037 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
20038 pass, called from the pass_rtl_store_motion execute function. Keep
20039 track of substitutions and insertions for statistics gathering similar
20041 (bypass_jumps): Remove, fold interesting bits into ...
20042 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
20043 from the pass_rtl_cprop execute function.
20044 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
20045 pass_jump_bypass): Remove.
20046 (gate_handle_gcse, rest_of_handle_gcse): Remove.
20047 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
20048 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
20049 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
20050 (gate_rtl_store_motion, execute_rtl_store_motion,
20051 pass_rtl_store_motion): New.
20052 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
20053 make it clear that -fcse-skip-blocks is a no-op for backward compat.
20054 * passes.c (init_optimization_passes): Remove pass_gcse and
20055 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
20056 and cse_after_global_opts in place of pass_gcse. Schedule cprop
20057 instead of pass_jump_bypass.
20059 2009-04-27 Richard Guenther <rguenther@suse.de>
20061 PR middle-end/39928
20062 * gimplify.c (gimplify_expr): If we are required to create
20063 a temporary make sure it ends up as register.
20065 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
20068 * config/i386/i386.c (construct_container): Don't call
20069 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
20070 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
20072 2009-04-27 Michael Matz <matz@suse.de>
20074 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
20075 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
20076 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
20077 (dump_replaceable_exprs): Take a bitmap.
20078 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
20080 (expand_gimple_basic_block): Likewise.
20081 * tree-ssa-ter.c (struct temp_expr_table_d): Make
20082 replaceable_expressions member a bitmap.
20083 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
20084 (mark_replaceable): Likewise.
20085 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
20086 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
20088 2009-04-27 Richard Guenther <rguenther@suse.de>
20090 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
20091 (verify_stmts): Dispatch to gimple/type verification code.
20092 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
20093 issue with call argument types.
20095 2009-04-27 Michael Matz <matz@suse.de>
20097 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
20098 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
20101 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
20102 Eric Botcazou <ebotcazou@adacore.com>
20104 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
20105 a label's basic block.
20106 (mark_target_live_regs): Tidy and rework obsolete comments.
20107 Change back DF problem to LIVE. If a label starts a basic block,
20108 assume that all registers that used to be live then still are.
20109 (init_resource_info): If a label starts a basic block, set its
20110 BLOCK_FOR_INSN accordingly.
20111 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
20113 2009-04-27 Richard Guenther <rguenther@suse.de>
20115 * tree-flow-inline.h (function_ann): Remove.
20116 (get_function_ann): Likewise.
20117 * tree-dfa.c (create_function_ann): Remove.
20118 * tree-flow.h (struct static_var_ann_d): Remove.
20119 (struct function_ann_d): Likewise.
20120 (union tree_ann_d): Remove fdecl member.
20121 (function_ann_t): Remove.
20122 (function_ann, get_function_ann, create_function_ann): Remove
20125 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
20127 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
20129 2009-04-27 Jan Hubicka <jh@suse.cz>
20131 * ipa-pure-const.c (struct funct_state_d): New fields
20132 state_previously_known, looping_previously_known; remove
20133 state_set_in_source.
20134 (analyze_function): Use new fields.
20135 (propagate): Avoid assumption that state_set_in_source imply
20138 * tree-ssa-loop-niter.c (finite_loop_p): New function.
20139 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
20140 * cfgloop.h (finite_loop_p): Declare.
20142 2009-04-26 Michael Matz <matz@suse.de>
20144 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
20146 2009-04-26 Michael Matz <matz@suse.de>
20148 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
20149 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
20150 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
20151 pass_mark_used_blocks): Remove.
20152 * tree-optimize.c (pass_free_datastructures,
20153 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
20154 * passes.c (init_optimization_passes): Don't call
20155 pass_mark_used_blocks, remove dead code.
20157 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
20159 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
20160 * tree-ssa-live.h (register_ssa_partition): Likewise.
20162 2009-04-26 Michael Matz <matz@suse.de>
20165 * builtins.c (fold_builtin_next_arg): Handle SSA names.
20166 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
20167 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
20169 (compare_pairs): Swap cost comparison.
20170 (coalesce_ssa_name): Don't use change_partition_var.
20171 * tree-nrv.c (struct nrv_data): Add modified member.
20172 (finalize_nrv_r): Set it.
20173 (tree_nrv): Use it to update statements.
20174 (pass_nrv): Require PROP_ssa.
20175 * tree-mudflap.c (mf_decl_cache_locals,
20176 mf_build_check_statement_for): Use make_rename_temp.
20177 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
20178 * alias.c (find_base_decl): Handle SSA names.
20179 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
20180 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
20181 * rtl.h (set_reg_attrs_for_parm): Declare.
20182 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
20183 to "optimized", remove unused locals at finish.
20184 (execute_free_datastructures): Make global, call
20185 delete_tree_cfg_annotations.
20186 (execute_free_cfg_annotations): Don't call
20187 delete_tree_cfg_annotations.
20189 * ssaexpand.h: New file.
20190 * expr.c (toplevel): Include ssaexpand.h.
20191 (expand_assignment): Handle SSA names the same as register variables.
20192 (expand_expr_real_1): Expand SSA names.
20193 * cfgexpand.c (toplevel): Include ssaexpand.h.
20194 (SA): New global variable.
20195 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
20196 (SSAVAR): New macro.
20197 (set_rtl): New helper function.
20198 (add_stack_var): Deal with SSA names, use set_rtl.
20199 (expand_one_stack_var_at): Likewise.
20200 (expand_one_stack_var): Deal with SSA names.
20201 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
20202 before unique numbers.
20203 (expand_stack_vars): Use set_rtl.
20204 (expand_one_var): Accept SSA names, add asserts for them, feed them
20205 to above subroutines.
20206 (expand_used_vars): Expand all partitions (without default defs),
20207 then only the local decls (ignoring those expanded already).
20208 (expand_gimple_cond): Remove edges when jumpif() expands an
20209 unconditional jump.
20210 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
20211 or remove abnormal edges. Ignore insns setting the LHS of a TERed
20213 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
20214 members of SA; deal with PARM_DECL partitions here; expand
20215 all PHI nodes, free tree datastructures and SA. Commit instructions
20216 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
20217 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
20218 info and statements at start, collect garbage at finish.
20219 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
20220 (VAR_ANN_PARTITION) Remove.
20221 (change_partition_var): Don't declare.
20222 (partition_to_var): Always return SSA names.
20223 (var_to_partition): Only accept SSA names.
20224 (register_ssa_partition): Only check argument.
20225 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
20227 (delete_var_map): Don't free it.
20228 (var_union): Only accept SSA names, simplify.
20229 (partition_view_init): Mark only useful SSA names as used.
20230 (partition_view_fini): Only deal with SSA names.
20231 (change_partition_var): Remove.
20232 (dump_var_map): Use ssa_name instead of partition_to_var member.
20233 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
20235 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
20236 (struct _elim_graph): New member const_dests; nodes member vector of
20238 (set_location_for_edge): New static helper.
20239 (create_temp): Remove.
20240 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
20241 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
20242 (new_elim_graph): Allocate const_dests member.
20243 (clean_elim_graph): Truncate const_dests member.
20244 (delete_elim_graph): Free const_dests member.
20245 (elim_graph_size): Adapt to new type of nodes member.
20246 (elim_graph_add_node): Likewise.
20247 (eliminate_name): Likewise.
20248 (eliminate_build): Don't take basic block argument, deal only with
20249 partition numbers, not variables.
20250 (get_temp_reg): New static helper.
20251 (elim_create): Use it, deal with RTL temporaries instead of trees.
20252 (eliminate_phi): Adjust all calls to new signature.
20253 (assign_vars, replace_use_variable, replace_def_variable): Remove.
20254 (rewrite_trees): Only do checking.
20255 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
20256 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
20257 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
20258 contains_tree_r, MAX_STMTS_IN_LATCH,
20259 process_single_block_loop_latch, analyze_edges_for_bb,
20260 perform_edge_inserts): Remove.
20261 (expand_phi_nodes): New global function.
20262 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
20263 functions, initialize new parameter, remember partitions having a
20265 (finish_out_of_ssa): New global function.
20266 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
20267 don't reset in_ssa_p here, don't disable TER when mudflap.
20268 (pass_del_ssa): Remove.
20269 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
20271 (execute_free_datastructures): Declare.
20272 * Makefile.in (SSAEXPAND_H): New variable.
20273 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
20274 * basic-block.h (commit_one_edge_insertion): Declare.
20275 * passes.c (init_optimization_passes): Move pass_nrv and
20276 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
20277 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
20278 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
20279 (redirect_branch_edge): Deal with super block when expanding, split
20280 out jump patching itself into ...
20281 (patch_jump_insn): ... here, new static helper.
20283 2009-04-26 Michael Matz <matz@suse.de>
20285 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
20286 beyond num_ssa_names.
20287 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
20288 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
20290 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20292 PR inline-asm/39543
20293 * fwprop.c (forward_propagate_asm): New function.
20294 (forward_propagate_and_simplify): Propagate also into __asm, if it
20295 doesn't increase the number of referenced registers.
20298 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
20300 2009-04-26 Jakub Jelinek <jakub@redhat.com>
20302 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
20303 note_nonlocal_vla_type for nonlocal VLAs.
20304 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
20305 contains_remapped_vars, remap_vla_decls): New functions.
20306 (convert_nonlocal_reference_stmt): If not optimizing, call
20307 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
20308 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
20309 if it wasn't found in var_map.
20310 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
20311 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
20312 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
20314 * gimplify.c (nonlocal_vlas): New variable.
20315 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
20317 (gimplify_body): Create and destroy nonlocal_vlas.
20319 * dwarf2out.c (loc_descr_plus_const): New function.
20320 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
20321 mem_loc_descriptor, loc_descriptor_from_tree_1,
20322 descr_info_loc, gen_variable_die): Use it.
20324 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
20325 !TREE_STATIC VAR_DECLs.
20326 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
20327 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
20328 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
20329 DECL_BY_REFERENCE is valid.
20330 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
20331 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
20332 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
20333 Copy DECL_BY_REFERENCE.
20334 (struct nesting_copy_body_data): New type.
20335 (nesting_copy_decl): New function.
20336 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
20337 if they have variable length.
20339 2009-04-26 Michael Matz <matz@suse.de>
20341 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
20342 mark new temporaries for renaming.
20344 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20347 * c-decl.c (global_bindings_p): Return negative value.
20348 (c_variable_size): New. Based on variable_size from
20350 (grokdeclarator): Call c_variable_size not variable_size.
20352 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
20354 * config/i386/i386.c (print_operand) ['z']: Fix typo.
20356 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
20358 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
20359 Redefine it to just use mingw/include.
20360 (ASM_SPEC): Rules for -m32 and -m64.
20361 (LINK_SPEC): Use Likewise.
20362 (SPEC_32): New define.
20363 (SPEC_64): Likewise.
20364 (SUB_LINK_SPEC): Likewise.
20365 (MULTILIB_DEFAULTS): New define.
20366 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
20367 Add multilib options.
20368 (MULTILIB_DIRNAMES): Likewise.
20369 (MULTILIB_OSDIRNAMES): Likewise.
20370 (LIBGCC): Likewise.
20371 (INSTALL_LIBGCC): Likewise.
20373 2009-04-26 Joseph Myers <joseph@codesourcery.com>
20376 * c-tree.h (enum c_inline_static_type): New.
20377 (record_inline_static): Declare.
20378 * c-decl.c (struct c_inline_static, c_inline_statics,
20379 record_inline_static, check_inline_statics): New.
20380 (pop_file_scope): Call check_inline_statics.
20381 (start_decl): Call record_inline_static instead of pedwarning
20382 directly for static in inline function.
20383 * c-typeck.c (build_external_ref): Call record_inline_static
20384 instead of pedwarning directly for static referenced in inline
20387 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
20389 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
20390 not new but only being rescanned.
20391 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
20392 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
20393 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
20394 record_set_info, compute_set, grealloc): Remove.
20395 (recompute_all_luids): New function.
20396 (gcse_main): Don't compute sets, and don't do related memory
20397 allocations/free-ing. If something changed before the end of the
20398 pass, update LUIDs using recompute_all_luids.
20399 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
20400 (free_gcse_mem): Don't free it either.
20401 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
20402 Use the df insn LUIDs.
20403 (load_killed_in_block): Likewise.
20404 (compute_hash_table_work): Don't compute reg_set_in_block.
20405 (compute_transp): Use DF_REG_DEF_CHAINs.
20406 (local_cprop_pass): Don't use compute_sets and related functions.
20407 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
20408 Use get_max_uid() instead of max_cuid.
20409 (insert_insn_end_basic_block, pre_insert_copy_insn,
20410 update_ld_motion_stores): Don't try to
20411 keep reg_set tables up to date.
20412 (pre_insert_copies): Use df insn LUIDs.
20413 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
20414 (reg_set_info): Don't use extra bitmap argument.
20415 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
20416 information to compute regs_set_in_block.
20417 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
20418 (bypass_jumps): Don't use compute_sets and friends.
20420 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20423 * opts.c (undocumented_msg): Do not leave blank even with
20426 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20428 * c-decl.c (build_enumerator): Allow values folding to integer
20429 constants but not integer constant expressions with a pedwarn if
20432 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20435 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
20436 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
20437 type is an integer constant.
20439 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20442 * config/i386/i386.c (print_operand) ['z']: Revert handling of
20445 2009-04-25 Joseph Myers <joseph@codesourcery.com>
20448 * c-decl.c (grokdeclarator): Diagnose declarations of functions
20449 with variably modified return type and no storage class
20450 specifiers, except for the case of nested functions. Distinguish
20451 extern declarations of functions with variably modified return
20452 types from those of objects with variably modified types.
20454 2009-04-25 Jan Hubicka <jh@suse.cz>
20456 * tree.c (list_equal_p): New function.
20457 * tree.h (list_equal_p): Declare.
20458 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20459 basic_block_def, basic_block, const_basic_block): New.
20460 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
20461 (redirect_eh_edge): New function.
20462 (make_eh_edge_update_phi): EH edges are not abnormal.
20463 * except.c: Include tree-flow.h.
20464 (list_match): New function.
20465 (eh_region_replaceable_by_p): New function.
20466 (replace_region): New function.
20467 (hash_type_list): New function.
20468 (hash_eh_region): New function.
20469 (eh_regions_equal_p): New function.
20470 (merge_peers): New function.
20471 (remove_unreachable_regions): Verify EH tree when checking;
20473 (copy_eh_region_1): New function.
20474 (copy_eh_region): New function.
20475 (push_reachable_handler): New function.
20476 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
20477 regions without label but with live RESX.
20478 * except.h (redirect_eh_edge_to_label): New.
20479 * tree-flow.h (redirect_eh_edge): New.
20480 * coretypes.h (edge_def, edge, const_edge, basic_block_def
20481 basic_block_def, basic_block, const_basic_block): Remove.
20482 * Makefile.in (except.o): Add dependency on tree-flow.h
20483 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
20484 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
20487 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
20490 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
20491 on the destination of memcpy.
20493 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
20495 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
20496 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
20497 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
20499 2009-04-25 Jan Hubicka <jh@suse.cz>
20501 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
20502 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
20503 to be reached by different label than left.
20504 (update_eh_edges): Update comment; remove edge_to_remove if possible
20505 and return true if suceeded.
20506 (cleanup_empty_eh): Accept sharing map; handle shared regions.
20507 (cleanup_eh): Compute sharing map.
20508 * except.c (remove_eh_handler_and_replace): Add argument if we should
20510 (remove_unreachable_regions): Update for label sharing.
20511 (label_to_region_map): Likewise.
20512 (get_next_region_sharing_label): New function.
20513 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
20515 (remove_eh_handler): Update.
20516 (remove_eh_region_and_replace_by_outer_of): New function.
20517 * except.h (struct eh_region): Add next_region_sharing_label.
20518 (remove_eh_region_and_replace_by_outer_of,
20519 get_next_region_sharing_label): Declare.
20520 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
20522 2009-04-25 Jan Hubicka <jh@suse.cz>
20524 * tree-cfg.c (split_critical_edges): Split also edges where we can't
20525 insert code even if they are not critical.
20527 2009-04-25 Jan Hubicka <jh@suse.cz>
20529 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20530 (gimple_can_remove_branch_p): EH edges won't remove branch by
20532 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
20533 updating of non-abnormal EH edges.
20534 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
20535 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
20536 (split_critical_edges): Split also edges where emitting code on them
20537 will lead to splitting later.
20539 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
20540 H.J. Lu <hongjiu.lu@intel.com>
20543 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
20544 the configured assembler supports fildq and fistpq mnemonics.
20545 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
20546 * configure: Regenerated.
20547 * config.in: Ditto.
20549 * config/i386/i386.c (print_operand): Handle 'Z'.
20550 ['z']: Remove handling of special fild/fist suffixes.
20551 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
20552 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
20553 suffix of fild insn.
20554 (*floatsi<mode>2_vector_mixed): Ditto.
20555 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
20556 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
20557 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20558 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
20559 * config/i386/gas.h (GAS_MNEMONICS): Remove.
20561 2009-04-25 Ben Elliston <bje@au.ibm.com>
20563 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
20564 the source of a set operation.
20566 2009-04-25 Anatoly Sokolov <aesok@post.ru>
20568 * target.h (struct gcc_target): Add case_values_threshold field.
20569 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
20570 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
20571 * targhooks.c (default_case_values_threshold): New function.
20572 * targhooks.h (default_case_values_threshold): Declare function.
20573 * stmt.c (expand_case): Use case_values_threshold target hook.
20574 * expr.h (case_values_threshold): Remove declartation.
20575 * expr.c (case_values_threshold): Remove function.
20576 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
20578 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
20579 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20580 (avr_case_values_threshold): Declare as static.
20581 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
20583 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
20584 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
20585 (mn10300_case_values_threshold): New function.
20587 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20589 * ira.c (setup_cover_and_important_classes): Add enum cast.
20591 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
20593 * genpreds.c (write_enum_constraint_num): Output definition of
20594 CONSTRAINT_NUM_DEFINED_P macro.
20595 * ira.c (setup_cover_and_important_classes): Use
20596 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
20598 2009-04-24 DJ Delorie <dj@redhat.com>
20600 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
20601 __SH2A_SINGLE_ONLY__ also.
20603 2009-04-24 Steve Ellcey <sje@cup.hp.com>
20605 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
20606 (movdf_internal): Ditto.
20607 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
20608 SFmode and DFmode constants.
20609 (ia64_print_operand): Add 'G' format for printing
20610 floating point constants.
20612 2009-04-24 Richard Guenther <rguenther@suse.de>
20614 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
20615 from unsigned additions.
20617 2009-04-24 Joseph Myers <joseph@codesourcery.com>
20619 * c-typeck.c (set_init_index): Allow array designators that are
20620 not integer constant expressions with a pedwarn if pedantic.
20622 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20624 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
20625 zero if no overlap in nonzero bits between the operands.
20627 2009-04-24 Ian Lance Taylor <iant@google.com>
20629 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
20630 (record_dead_and_set_regs): Likewise.
20631 * df.h (struct df_mw_hardreg): Change flags field to int.
20632 (struct df_base_ref): Likewise.
20633 (struct df): Change changeable_flags field to int.
20634 * df-scan.c (df_defs_record): Change clobber_flags to int.
20635 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
20636 constants rather than #define macros.
20637 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
20638 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
20639 (enum dwarf_calling_convention): Likewise.
20640 (enum dwarf_line_number_x_ops): Likewise.
20641 (enum dwarf_call_frame_info): Likewise.
20642 (enum dwarf_source_language): Likewise.
20643 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
20644 (add_calling_convention_attribute): Likewise.
20645 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
20646 (combine_comparisons): Change compcode to int. Add cast to enum type.
20647 * genrecog.c (maybe_both_true_2): Change c to int.
20648 (write_switch): Likewise. Add cast to enum type.
20649 * gimplify.c (gimplify_omp_for): Handle return values from
20650 gimplify_expr using MIN rather than bitwise or.
20651 (gimplify_expr): Add cast to enum type.
20652 * ipa-prop.c (update_jump_functions_after_inlining): Change
20653 IPA_BOTTOM to IPA_JF_UNKNOWN.
20654 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
20655 Add casts to enum type.
20656 (setup_cover_and_important_classes): Change cl to int. Add casts
20658 (setup_class_translate): Change cl and mode to int.
20659 (ira_init_once): Change mode to int.
20660 (free_register_move_costs): Likewise.
20661 (setup_prohibited_mode_move_regs): Add casts to enum type.
20662 * langhooks.c (add_builtin_function_common): Rework assertion that
20663 value fits bitfield.
20664 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
20665 * omega.c (omega_do_elimination): Avoid math on enum types.
20666 * optabs.c (expand_vec_shift_expr): Remove casts to int.
20667 * opts.c (set_debug_level): Change 2 to enum constant. Use new
20668 int local to handle integral_argment value.
20669 * regmove.c (try_auto_increment): Change PUT_MODE to
20671 * reload.c (push_secondary_reload): Add casts to enum type.
20672 (secondary_reload_class, find_valid_class): Likewise.
20673 * reload1.c (emit_input_reload_insns): Likewise.
20674 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
20675 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
20676 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
20678 * tree.c (build_common_builtin_nodes): Add casts to enum type.
20679 * tree-complex.c (complex_lattice_t): Typedef to int rather than
20681 (expand_complex_libcall): Add casts to enum type.
20682 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
20683 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
20684 with ERROR_MARK, not NUM_TREE_CODES.
20685 (vect_create_epilog_for_reduction): Likewise.
20686 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
20687 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
20688 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
20690 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
20691 vect_unused_in_loop. Change 0 to loop_vect.
20692 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
20693 * var-tracking.c (get_init_value): Change return type to enum
20695 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
20696 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
20698 (arm_override_options): Add casts to enum type.
20699 (arm_emit_tls_decoration): Likewise.
20700 * config/i386/i386.c (ix86_function_specific_restore): Add casts
20702 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
20703 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
20704 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
20706 * config/s390/s390.c (code_for_builtin_64): Change to array of
20708 (code_for_builtin_31): Likewise.
20709 (s390_expand_builtin): Change code_for_builtin to enum insn_code
20711 * config/sparc/sparc.c (sparc_override_options): Change value
20712 field in struct code_model to enum cmodel. In initializer change
20713 0 to NULL and add cast to enum type.
20715 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
20716 Change all callers. Issue a -Wc++-compat warning using
20717 lhs_origtype if necessary.
20718 (convert_for_assignment): Issue -Wc++-compat warnings about
20719 invalid conversions to enum type on assignment.
20720 * c-common.h (build_modify_expr): Update declaration.
20722 2009-04-24 Nick Clifton <nickc@redhat.com>
20724 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
20725 (function_arg_advance): Likewise.
20726 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
20729 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20731 * config/s390/constraints.md ('I', 'J'): Fix condition.
20733 2009-04-24 Diego Novillo <dnovillo@google.com>
20735 * gengtype-parse.c (parse_error): Add newline after message.
20737 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
20739 * config/i386/sse.md (avxmodesuffixs): Removed.
20740 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
20741 (*avx_pinsr<ssevecsize>): This.
20743 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
20745 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
20746 follow chains of regs with a single definition, and allow expressions
20747 that are function_invariant_p.
20748 (simple_rhs_p): Allow expressions that are function_invariant_p.
20750 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
20752 PR middle-end/39867
20753 * fold-const.c (fold_cond_expr_with_comparison): When folding
20754 > and >= to MAX, make sure the MAX uses the same type as the
20755 comparison's operands.
20757 2009-04-24 Nick Clifton <nickc@redhat.com>
20759 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
20760 addressing for DImode accesses.
20761 (frv_print_operand_address): Handle PLUS case.
20762 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
20764 2009-04-24 Jakub Jelinek <jakub@redhat.com>
20766 PR rtl-optimization/39794
20767 * alias.c (canon_true_dependence): Add x_addr argument.
20768 * rtl.h (canon_true_dependence): Adjust prototype.
20769 * cse.c (check_dependence): Adjust canon_true_dependence callers.
20770 * cselib.c (cselib_invalidate_mem): Likewise.
20771 * gcse.c (compute_transp): Likewise.
20772 * dse.c (scan_reads_nospill): Likewise.
20773 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
20774 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
20775 canon_base_addr of the group, plus optional offset.
20776 (struct group_info): Rename canon_base_mem to
20778 (get_group_info): Set canon_base_addr to canon_rtx of base, not
20779 canon_rtx of base_mem.
20781 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
20783 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
20784 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
20786 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
20788 * config/spu/spu-builtins.h: Delete file.
20790 * config/spu/spu.h (enum spu_builtin_type): Move here from
20792 (struct spu_builtin_description): Likewise. Add GTY marker.
20793 Do not use enum spu_function_code or enum insn_code.
20794 (spu_builtins): Add extern declaration.
20796 * config/spu/spu.c: Do not include "spu-builtins.h".
20797 (enum spu_function_code, enum spu_builtin_type_index,
20798 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
20799 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
20800 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
20801 unsigned_V2DI_type_node): Move here from spu-builtins.h.
20802 (spu_builtin_types): Make static. Add GTY marker.
20803 (spu_builtins): Add extern declaration with GTY marker.
20804 Include "gt-spu.h".
20806 * config/spu/spu-c.c: Do not include "spu-builtins.h".
20807 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
20808 Check programmatically whether all parameters are scalar.
20810 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
20812 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
20814 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
20815 assignment from the constructor either if the target is volatile.
20817 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
20819 * config/arm/arm.md (insv): Do not share operands[0].
20821 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
20823 * config/vxlib-tls.c (active_tls_threads): Delete.
20824 (delete_hook_installed): New.
20825 (tls_delete_hook): Don't delete the delete hook.
20826 (tls_destructor): Delete it here.
20827 (__gthread_set_specific): Adjust installing the delete hook.
20828 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
20829 __gthread_leave_tsd_dtor_context.
20831 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
20833 * c-format.c (gcc_tdiag_char_table): Add support for %E.
20835 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
20837 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
20839 (alpha_rtx_costs): Ditto.
20840 (emit_unlikely_jump): Use add_reg_note.
20841 (emit_frame_store_1): Ditto.
20842 (alpha_expand_prologue): Ditto.
20843 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
20844 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
20846 2009-04-23 Nick Clifton <nickc@redhat.com>
20848 * config/v850/v850.md (epilogue): Remove suppressed code.
20849 (return): Rename to return_simple and remove test of frame size.
20850 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
20851 to gen_return_simple.
20853 2009-04-22 Jing Yu <jingyu@google.com>
20856 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
20858 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20861 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
20862 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
20863 value is a VECTOR_CST, the element type is the element type of the
20866 2009-04-22 DJ Delorie <dj@redhat.com>
20868 * config/m32c/m32c.h: Update GTY annotations to new syntax.
20870 2009-04-22 Jakub Jelinek <jakub@redhat.com>
20872 * alias.c (find_base_term): Move around LO_SUM case, so that
20873 CONST falls through into PLUS/MINUS handling.
20876 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
20877 into 0, use omit_one_operand.
20879 2009-04-23 Ben Elliston <bje@au.ibm.com>
20881 * config/rs6000/linux-unwind.h (get_regs): Remove type
20882 puns. Change the type of `pc' to an array of unsigned ints and
20883 update all users. Constify frame24.
20885 2009-04-22 DJ Delorie <dj@redhat.com>
20887 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
20888 declarations before code.
20889 (current_function_special_page_vector): Likewise.
20890 (m32c_expand_insv): Silence a warning.
20892 2009-04-21 Taras Glek <tglek@mozilla.com>
20894 * alias.c: Update GTY annotations to new syntax.
20895 * basic-block.h: Likewise.
20896 * bitmap.h: Likewise.
20897 * c-common.h: Likewise.
20898 * c-decl.c: Likewise.
20899 * c-parser.c: Likewise.
20900 * c-pragma.c: Likewise.
20901 * c-tree.h: Likewise.
20902 * cfgloop.h: Likewise.
20903 * cgraph.h: Likewise.
20904 * config/alpha/alpha.c: Likewise.
20905 * config/arm/arm.h: Likewise.
20906 * config/avr/avr.h: Likewise.
20907 * config/bfin/bfin.c: Likewise.
20908 * config/cris/cris.c: Likewise.
20909 * config/darwin.c: Likewise.
20910 * config/frv/frv.c: Likewise.
20911 * config/i386/i386.c: Likewise.
20912 * config/i386/i386.h: Likewise.
20913 * config/i386/winnt.c: Likewise.
20914 * config/ia64/ia64.h: Likewise.
20915 * config/iq2000/iq2000.c: Likewise.
20916 * config/mips/mips.c: Likewise.
20917 * config/mmix/mmix.h: Likewise.
20918 * config/pa/pa.c: Likewise.
20919 * config/pa/pa.h: Likewise.
20920 * config/rs6000/rs6000.c: Likewise.
20921 * config/s390/s390.c: Likewise.
20922 * config/sparc/sparc.c: Likewise.
20923 * config/xtensa/xtensa.c: Likewise.
20924 * cselib.h: Likewise.
20925 * dbxout.c: Likewise.
20926 * dwarf2out.c: Likewise.
20927 * except.c: Likewise.
20928 * except.h: Likewise.
20929 * fixed-value.h: Likewise.
20930 * function.c: Likewise.
20931 * function.h: Likewise.
20932 * gimple.h: Likewise.
20933 * integrate.c: Likewise.
20934 * optabs.c: Likewise.
20935 * output.h: Likewise.
20936 * real.h: Likewise.
20938 * stringpool.c: Likewise.
20939 * tree-data-ref.c: Likewise.
20940 * tree-flow.h: Likewise.
20941 * tree-scalar-evolution.c: Likewise.
20942 * tree-ssa-address.c: Likewise.
20943 * tree-ssa-alias.h: Likewise.
20944 * tree-ssa-operands.h: Likewise.
20945 * tree.c: Likewise.
20946 * tree.h: Likewise.
20947 * varasm.c: Likewise.
20948 * varray.h: Likewise.
20950 * coretypes.h: Do not define GTY macro if it is already defined.
20951 * doc/gty.texi: Update GTY documentation to new syntax.
20952 * gengtype-lex.l: Enforce attribute-like syntax for GTY
20953 annotations on structs.
20954 * gengtype-parse.c: Likewise.
20956 2009-04-22 Mark Heffernan <meheff@google.com>
20958 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
20960 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20962 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
20965 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
20967 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
20968 the same as a PLUS without a shift. Increase the cost of a
20971 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20973 * Makefile.in: Update dependencies.
20974 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
20975 * errors.h: Remove bogus comment about compatibility.
20976 (warning): Update declaration.
20977 * genautomata.c: Update all calls to warning.
20978 * gimple.c: Do not include errors.h. Include toplev.h.
20979 * tree-ssa-structalias.c: Do not include errors.h.
20980 * omega.c: Likewise.
20981 * tree-ssa-reassoc.c: Likewise.
20982 * config/spu/spu-c.c: Likewise.
20983 * config/spu/t-spu-elf: Update dependencies.
20985 2009-04-22 Richard Guenther <rguenther@suse.de>
20987 PR tree-optimization/39824
20988 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
20989 make sure the types are compatible.
20991 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20994 * c-common.c (c_parse_error): Take a token_flags parameter.
20995 Use token_type for the token type instead.
20996 Pass token_flags to cpp_type2name.
20997 * c-common.h (c_parse_error): Update declaration.
20998 * c-parser.c (c_parser_error): Pass 0 as token flags.
21000 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
21002 PR rtl-optimization/39580
21003 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
21005 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
21007 * function.c (expand_function_end): Do not emit a jump to the "naked"
21008 return label for fall-through returns.
21009 * except.c (sjlj_emit_function_exit): Always place the call to the
21010 unregister function at the location installed by expand_function_end.
21012 2009-04-22 Richard Guenther <rguenther@suse.de>
21014 PR tree-optimization/39845
21015 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
21016 (gen_inbound_check): Likewise.
21018 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
21020 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
21022 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
21023 * config/vxlib.c (__gthread_once): Add race guard for PPC.
21025 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21027 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
21028 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
21029 shift counts to avoid out-of-bounds array accesses.
21031 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21033 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
21034 (Pmode): Move above.
21036 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
21038 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
21039 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
21040 GET_CODE macro. Use IN_RANGE macro where appropriate.
21041 * config/alpha/alpha.h: Ditto.
21042 * config/alpha/alpha.md: Ditto.
21043 * config/alpha/constraints.md: Ditto.
21044 * config/alpha/predicates.md: Ditto.
21046 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
21048 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
21049 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21050 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21051 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21052 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21053 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21054 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21055 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21056 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21057 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21058 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21059 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21060 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21061 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21062 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21063 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21064 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21065 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21066 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21067 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21068 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21069 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21070 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21071 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21072 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21073 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21074 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
21076 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
21078 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
21079 references from comments.
21080 * cfgbuild.c: (count_basic_blocks): Delete.
21081 (find_basic_blocks_1): Delete.
21082 (find_basic_blocks): Delete.
21083 * except.c (finish_eh_generation): Make static. Move comment from
21084 except.h here. Remove find_basic_blocks references from comments.
21085 * except.h (finish_eh_generation): Delete.
21086 * basic-block.h (find_basic_blocks): Delete.
21087 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
21089 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
21091 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
21092 (sdbout_parms): Likewise.
21094 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
21096 * config/sh/sh.c (prepare_cbranch_operands): Use
21097 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
21098 (expand_cbranchdi4): Likewise.
21099 (from_compare): Add cast to enum type.
21100 (expand_cbranchsi4): Use add_reg_note.
21101 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
21102 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
21103 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
21104 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21105 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
21106 instead of CODE_FOR_nothing.
21107 (cbranchdi4): Likewise. Fix the order of arguments for
21109 (push_fpscr): Use add_reg_note.
21110 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
21111 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
21113 2009-04-21 Joseph Myers <joseph@codesourcery.com>
21115 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
21116 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21117 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21118 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
21119 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
21120 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
21121 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
21122 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
21123 config/alpha/x-vms, config/arc/t-arc,
21124 config/arm/README-interworking, config/arm/arm-c.c,
21125 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
21126 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
21127 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
21128 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
21129 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
21130 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
21131 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
21132 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
21133 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
21134 config/cris/t-elfmulti, config/crx/t-crx,
21135 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
21136 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
21137 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
21138 config/h8300/t-h8300, config/i386/athlon.md,
21139 config/i386/darwin-libgcc.10.4.ver,
21140 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
21141 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
21142 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
21143 config/i386/t-linux64, config/i386/t-nwld,
21144 config/i386/t-rtems-i386, config/i386/t-sol2-10,
21145 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
21146 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
21147 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
21148 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
21149 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
21150 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
21151 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
21152 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
21153 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
21154 config/m68k/t-uclinux, config/mcore/t-mcore,
21155 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
21156 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
21157 config/mips/crtn.asm, config/mips/irix-crti.asm,
21158 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
21159 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
21160 config/mips/mips-fixed.md, config/mips/sb1.md,
21161 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
21162 config/mips/t-iris6, config/mips/t-isa3264,
21163 config/mips/t-libgcc-mips16, config/mips/t-linux64,
21164 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
21165 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
21166 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
21167 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
21168 config/mn10300/t-linux, config/mn10300/t-mn10300,
21169 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
21170 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
21171 config/picochip/libgccExtras/clzsi2.asm,
21172 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
21173 config/rs6000/darwin-libgcc.10.4.ver,
21174 config/rs6000/darwin-libgcc.10.5.ver,
21175 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
21176 config/rs6000/t-aix43, config/rs6000/t-aix52,
21177 config/rs6000/t-darwin, config/rs6000/t-fprules,
21178 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
21179 config/rs6000/t-lynx, config/rs6000/t-netbsd,
21180 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
21181 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
21182 config/rs6000/t-rtems, config/rs6000/t-spe,
21183 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
21184 config/score/t-score-elf, config/sh/divcost-analysis,
21185 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
21186 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
21187 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
21188 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
21189 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
21190 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
21191 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
21192 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
21193 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
21194 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
21195 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
21196 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
21197 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
21198 limitx.h, version.c, xcoff.h: Add copyright and license notices.
21199 * config/h8300/genmova.sh: Include copyright and license notices
21200 in generated output.
21201 * config/h8300/mova.md: Regenerate.
21202 * doc/install.texi2html: Include word "Copyright" in copyright
21203 notice and use name "Free Software Foundation, Inc.".
21204 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
21205 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
21206 ChangeLog-2007, ChangeLog-2008: Correct dates.
21208 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
21210 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
21211 NE_EXPR operations as well.
21212 * c-parser.c (c_parser_condition): Do not set location information on
21214 (c_parser_conditional_expression): Likewise.
21215 (c_parser_binary_expression): Set location information on operators.
21216 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
21217 TRUTH_NOT_EXPR has been folded.
21218 * fold-const.c (fold_truth_not_expr): Copy location information from
21219 the incoming expression to the outgoing one.
21220 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
21221 recursive calls on the LHS of the operator but pass that of the
21222 operator to recursive calls on the RHS of the operator. Set it
21224 (shortcut_cond_expr): Set the locus of the operator on the second
21225 COND_EXPR and that of the expression on the first in degenerate cases.
21226 Pass the locus of the expression to calls to shortcut_cond_r.
21227 Set the locus of the 'then' block on the associated jump, if any.
21228 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
21229 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
21230 expression to call to gimplify_boolean_expr.
21232 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
21234 * config.gcc: Add additional configuration for
21235 i686-w64-mingw* and x86_64-w64-mingw* triplet.
21236 * config/i386/mingw-w64.h: New mingw-w64 specific header.
21237 (CPP_SPEC): Redefine for allowing -municode option.
21238 (STARTFILE_SPEC): Likewise.
21239 * config/i386/t-mingw-w64: New.
21240 * config/i386/mingw-w64.opt: New.
21241 (municode): Add new target option.
21242 * doc/invoke.texi (municode): Add documentation for new option.
21244 2009-04-21 Ian Lance Taylor <iant@google.com>
21246 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21247 Correct test for number of arguments.
21248 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
21250 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
21252 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
21253 argument of emit_library_call.
21255 2009-04-21 Richard Guenther <rguenther@suse.de>
21257 PR middle-end/39829
21258 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
21259 inside VIEW_CONVERT_EXPRs.
21261 2009-04-21 Martin Jambor <mjambor@suse.cz>
21263 * tree-switch-conversion.c (build_constructors): Split a long line.
21264 (constructor_contains_same_values_p): New function.
21265 (build_one_array): Create assigns of constants if possible, do not
21266 call mark_sym_for_renaming, call update_stmt.
21267 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
21268 make_rename_temp. Do not call mark_symbols_for_renaming, call
21270 (gen_def_assigns): Do not call mark_symbols_for_renaming or
21271 find_new_referenced_vars, call update_stmt.
21272 (gen_inbound_check): Use create_tmp_var and create ssa names manually
21273 instead of calling make_rename_temp. Do not call
21274 find_new_referenced_vars or mark_symbols_for_renaming, call
21277 2009-04-21 Richard Guenther <rguenther@suse.de>
21279 PR tree-optimization/39827
21280 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
21281 (tree_ssa_phiprop): Pass the correct array size.
21283 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
21285 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
21287 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
21290 * c-typeck.c (lvalue_p): Move declaration ...
21291 * c-common.h (lvalue_p): ... to here.
21292 * c-common.c (candidate_equal_p): New.
21293 (add_tlist): Use it.
21294 (merge_tlist): Use it.
21295 (warn_for_collisions_1): Likewise.
21296 (warning_candidate_p): Accept more candidates.
21297 (verify_tree): A warning candidate can be an expression. Use
21300 2009-04-21 Ben Elliston <bje@au.ibm.com>
21303 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
21304 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
21305 options. Remove -mcall-solaris documentation.
21307 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21310 * doc/invoke.texi (-Wlong-long): Update description.
21311 * c-lex (interpret_integer): Only warn if there was no previous
21312 overflow and -Wlong-long is enabled.
21313 * c-decl.c (declspecs_add_type): Drop redundant flags.
21314 * c.opt (Wlong-long): Init to -1.
21315 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
21316 and front-end warn_long_long. Wlong-long only depends on other
21317 flags if it is uninitialized.
21318 * c-parser.c (disable_extension_diagnostics): warn_long_long is
21319 the same for CPP and FE.
21320 (restore_extension_diagnostics): Likewise.
21322 2009-04-20 Ian Lance Taylor <iant@google.com>
21324 Fix enum conversions which are invalid in C++:
21325 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
21326 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
21327 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
21328 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
21329 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
21330 (dbxout_parms): Likewise.
21331 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
21332 (df_clear_flags): Likewise.
21333 * df-problems.c (df_rd_bb_local_compute_process_def): Change
21334 top_flag parameter to int.
21335 (df_chain_create_bb_process_use): Likewise.
21336 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
21338 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
21339 (df_ref_create_structure, df_def_record_1): Likewise.
21340 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
21341 (df_notes_rescan): Change 0 to VOIDmode in function call.
21342 (df_get_call_refs, df_insn_refs_collect): Likewise.
21343 (df_bb_regs_collect): Likewise.
21344 (df_entry_block_defs_collect): Likewise.
21345 (df_exit_block_uses_collect): Likewise.
21346 * df.h: Update declarations.
21347 * double-int.c (double_int_divmod): Add cast to enum type.
21348 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
21349 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
21350 (based_loc_descr): Likewise.
21351 (loc_descriptor_from_tree_1): Change first_op and second_op to
21352 enum dwarf_location_atom. Add cast to enum type.
21353 * expmed.c (init_expmed): Change 0 to SET in function call.
21354 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
21355 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
21356 (do_store_flag): Likewise.
21357 * fixed-value.h (struct fixed_value): Change mode to enum
21359 * function.c (assign_parms): Change 0 to VOIDmode in function call.
21360 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
21362 (insert_insn_decl, insert_decl, insert_state): Likewise.
21363 (automata_list_finish): Likewise.
21364 * genrecog.c (process_define_predicate): Add cast to enum type.
21365 * gensupport.c (init_predicate_table): Add cast to enum type.
21366 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
21368 (gimple_build_call_1, gimple_build_label): Likewise.
21369 (gimple_build_goto, gimple_build_asm_1): Likewise.
21370 (gimple_build_switch_1, gimple_build_cdt): Likewise.
21371 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
21372 (enum fallback): Rename from enum fallback_t.
21373 (fallback_t): Typedef as int.
21374 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
21375 GSI_SAME_STMT in function call.
21376 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
21378 (setup_reg_class_relations): Likewise.
21379 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
21380 (setup_prohibited_class_mode_regs): Add cast to enum type.
21381 (setup_prohibited_mode_move_regs): Likewise.
21382 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
21383 (record_address_regs): Change i to enum reg_class.
21384 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
21385 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
21386 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
21387 (GET_MODE_2XWIDER_MODE): Likewise.
21388 (GET_CLASS_NARROWEST_MODE): Likewise.
21389 * omp-low.c (expand_omp_for): Add cast to enum type.
21390 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
21391 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
21392 * postreload.c (reload_cse_simplify_operands): Change rclass local
21394 * predict.c (combine_predictions_for_insn): Change best_predictor
21395 and predictor to enum br_predictor.
21396 (combine_predictions_for_bb): Likewise.
21397 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
21398 use SET_PREDICT_EXPR_OUTCOME.
21399 * real.c (real_arithmetic): Change icode to code in function call.
21400 * reginfo.c (init_move_cost): Add casts to enum type.
21401 (init_reg_sets_1, init_fake_stack_mems): Likewise.
21402 * regmove.c (regclass_compatible_p): Change class0 and class1 to
21404 * reload.c (find_valid_class): Add casts to enum type.
21405 (push_reload): Change 0 to NO_REGS in function call.
21406 (find_reloads): Change this_alternative to array of enum
21407 reg_class. Remove some now-unnecessary casts.
21408 (make_memloc): Change 0 to VOIDmode in function call.
21409 * reload1.c (reload): Change 0 to VOIDmode in function call.
21410 (eliminate_regs_1, elimination_effects): Likewise.
21411 (eliminate_regs_in_insn): Likewise.
21412 (emit_input_reload_insns): Add cast to enum type.
21413 (delete_output_reload): Change 0 to VOIDmode in function call.
21414 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
21415 to enum type in function call.
21416 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
21417 (SET_PREDICT_EXPR_OUTCOME): Define.
21418 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
21419 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
21420 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
21421 (dump_function): Likewise.
21422 * tree-dump.h: Update declarations.
21423 * tree-pass.h: Update declarations.
21424 * varasm.c (assemble_integer): Change mclass to enum mode_class.
21425 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
21427 (arm_rtx_costs_1): Correct parenthesization.
21428 (arm_rtx_costs): Add casts to enum type.
21429 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
21430 (vfp_emit_fstmd): Use add_rg_note.
21431 (emit_multi_reg_push, emit_sfm): Likewise.
21432 (thumb_set_frame_pointer): Likewise.
21433 (arm_expand_prologue): Likewise.
21434 (arm_regno_class): Change return type to enum reg_class.
21435 (thumb1_expand_prologue): Use add_reg_note.
21436 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
21437 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
21439 * config/arm/gentune.sh: Add cast to enum type.
21440 * config/arm/arm-tune.md: Rebuild.
21441 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
21442 (ix86_split_fp_branch, predict_jump): Likewise.
21443 (ix86_expand_multi_arg_builtin): Change sub_code from enum
21444 insn_code to enum rtx_code.
21445 (ix86_builtin_vectorized_function): Add cast to enum type.
21446 * config/i386/i386.md (truncdfsf2): Change slot to enum
21448 (truncxf<mode>2, isinf<mode>2): Likewise.
21449 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
21451 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
21452 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
21453 (insert_bundle_state): Change 1 to INSERT in function call.
21454 (ia64_add_bundle_selector_before): Likewise.
21455 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
21456 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
21457 (restore_stack_nonlocal): Likewise.
21458 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
21460 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
21462 (mips_rtx_costs): Likewise.
21463 (mips_override_options): Add casts to enum type.
21464 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
21466 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
21467 (store_reg, set_reg_plus_d): Likewise.
21468 (hppa_expand_prologue, hppa_profile_hook): Likewise.
21469 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
21471 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
21473 (emit_unlikely_jump): Use add_reg_note.
21474 (rs6000_emit_allocate_stack): Likewise.
21475 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
21476 (output_toc): Change 1 to INSERT in function call.
21477 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
21478 (rs6000_initialize_trampoline): Likewise.
21479 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
21481 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
21482 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
21483 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
21484 (save_gprs): Use add_reg_note.
21485 (s390_emit_prologue): Likewise.
21486 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
21487 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
21488 (sparc_fold_builtin): Add cast to enum type.
21489 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
21491 (spu_expand_prologue): Use add_reg_note.
21492 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
21494 2009-04-20 Ian Lance Taylor <iant@google.com>
21496 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
21497 (c_parser_postfix_expression_after_primary): Get VEC for list of
21498 arguments. Get original types of arguments. Call
21499 build_function_call_vec.
21500 (cached_expr_list_1, cached_expr_list_2): New static variables.
21501 (c_parser_expr_list): Change return type to VEC *. Add
21502 p_orig_types parameter. Change all callers.
21503 (c_parser_release_expr): New static function.
21504 (c_parser_vec_to_tree_list): New static function.
21505 * c-typeck.c (build_function_call): Rewrite to build a VEC and
21506 call build_function_call_vec.
21507 (build_function_call_vec): New function, based on old
21508 build_function_call.
21509 (convert_arguments): Remove nargs and argarray parameters. Change
21510 values to a VEC. Add origtypes parameter.
21511 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
21512 (convert_for_assignment): Add origtype parameter. Change all
21513 callers. If warn_cxx_compat, check for conversion to an enum
21514 type when calling a function.
21515 (store_init_value): Add origtype parameter. Change all callers.
21516 (digest_init): Likewise.
21517 (struct init_node): Add origtype field.
21518 (add_pending_init): Add origtype parameter. Change all callers.
21519 (output_init_element): Likewise.
21520 (output_pending_init_elements): Pass origtype from init_node to
21521 output_init_element.
21522 (process_init_element): Pass origtype from c_expr to
21523 output_init_element.
21524 (c_finish_return): Add origtype parameter. Change all callers.
21525 * c-common.c (sync_resolve_size): Change params to VEC *. Change
21527 (sync_resolve_params): Likewise.
21528 (sync_resolve_return): Change params to first_param. Change caller.
21529 (resolve_overloaded_builtins): Change params to VEC *. Change
21530 callers. Save first parameter around call to build_function_call_vec.
21531 * c-decl.c (finish_decl): Add origtype parameter. Change all
21532 callers. Call build_function_call_vec rather than
21533 build_function_call for cleanup.
21534 * c-tree.h: Update declarations.
21535 * c-common.h: Update declarations.
21536 * stub-objc.c (objc_rewrite_function_call): Change parameter from
21537 params to first_param.
21538 * target.h (struct gcc_target): Change resolve_overloaded_builtin
21539 params parameter from tree to void *.
21540 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21541 Change arglist parameter to have type void *, and to be a pointer
21543 * config/rs6000/rs6000-protos.h
21544 (altivec_resolve_overloaded_builtin): Update declaration.
21545 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
21546 fnargs parameter to have type void *, and to be a pointer to a
21547 VEC. Call build_function_call_vec instead of
21548 build_function_call.
21549 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
21551 2009-04-20 Joey Ye <joey.ye@intel.com>
21552 Xuepeng Guo <xuepeng.guo@intel.com>
21553 H.J. Lu <hongjiu.lu@intel.com>
21555 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
21557 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
21558 (IX86_LEA_PRIORITY): Likewise.
21559 (distance_non_agu_define): New function.
21560 (distance_agu_use): Likewise.
21561 (ix86_lea_for_add_ok): Likewise.
21562 (ix86_dep_by_shift_count): Likewise.
21564 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
21565 should split for LEA.
21567 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
21569 (ix86_dep_by_shift_count): Likewise.
21571 2009-04-20 Richard Guenther <rguenther@suse.de>
21573 * expr.c (handled_component_p): Move ...
21574 * tree.h (handled_component_p): ... here.
21575 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
21576 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
21577 and REALPART_EXPR to be in one group.
21579 2009-04-20 Richard Guenther <rguenther@suse.de>
21581 * basic-block.h (get_all_dominated_blocks): Declare.
21582 * dominance.c (get_all_dominated_blocks): New function.
21583 * tree-cfg.c (get_all_dominated_blocks): Remove.
21584 (remove_edge_and_dominated_blocks): Adjust.
21585 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
21586 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
21587 instead of recursing.
21589 2009-04-20 Doug Kwan <dougkwan@google.com>
21591 * cgraph.h (cgraph_node_ptr): New type for vector functions.
21592 (struct cgraph_node_set_def): New type.
21593 (cgraph_node_set) New type. Also declare vector functions.
21594 (struct cgraph_node_set_element_def): New type.
21595 (cgraph_node_set_element): Ditto.
21596 (cgraph_node_set_iterator): New iterator type.
21597 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
21598 cgraph_node_set_remove, dump_cgraph_node_set,
21599 debug_cgraph_node_set): New prototypes.
21600 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
21601 cgraph_node_set_size): New inlines.
21602 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
21603 including cgraph.h.
21604 (struct ipa_opt_pass): Add struct cgraph_node_set_def
21605 argument to function 'write_summary'.
21606 * ipa.c: Include ggc.h.
21607 (hash_cgraph_node_set_element,
21608 eq_cgraph_node_set_element, cgraph_node_set_new,
21609 cgraph_node_set_add, cgraph_node_set_remove,
21610 cgraph_node_set_find, dump_cgraph_node_set,
21611 debug_cgraph_node_set): New functions.
21612 * Makefile.in (ipa.o): Add dependency on GGC_H.
21614 2009-04-20 Ira Rosen <irar@il.ibm.com>
21616 PR tree-optimization/39675
21617 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
21618 check of the return code of vect_schedule_slp. Check that
21619 stmt_vec_info still exists for the statement, before checking its
21620 vectorization type.
21622 2009-04-20 Michael Matz <matz@suse.de>
21624 * Makefile.in (generated_files): Take out $(simple_generated_c).
21626 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
21628 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
21629 (UINTPTR_TYPE): Likewise.
21631 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21634 * c-typeck.c (digest_init): Check for initializing an array with a
21637 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21640 * c-semantics.c (pop_stmt_list): Propagate
21641 STATEMENT_LIST_HAS_LABEL to parent statement list.
21643 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
21645 * config/mips/mips.h (mips_tune_attr): New macro.
21646 * config/mips/mips.md (cpu): Use it.
21648 2009-04-19 Joseph Myers <joseph@codesourcery.com>
21651 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
21654 2009-04-19 Diego Novillo <dnovillo@google.com>
21656 * toplev.c (compile_file): Move call to coverage_finish ...
21657 * cgraphunit.c (ipa_passes): ... here.
21658 Call cgraph_process_new_functions.
21659 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
21660 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
21662 2009-04-19 Jan Hubicka <jh@suse.cz>
21664 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
21666 (dump_cgraph_node): Dump can throw external flag.
21667 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
21669 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
21673 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
21674 * common.opt (Wlogical-op): Move from here...
21675 * c.opt (Wlogical-op): ... to here.
21676 * c-typeck.c (parser_build_binary_op): Update call to
21677 warn_logical_operator.
21678 * c-opts.c (c_common_post_options): Enable warn_logical_op with
21680 * c-common.c (warn_logical_op): Update.
21681 * c-common.h (warn_logical_op): Update declaration.
21683 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
21685 * tree.c (protected_set_expr_location): Fix formatting.
21687 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21690 * c-typeck.c (readonly_warning): new.
21691 (build_unary_op, build_modify_expr): Use readonly_warning for
21692 storing into something readonly but not const-qualified.
21694 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21697 * c-typeck.c (build_unary_op): Check for taking address of
21698 expression of type void.
21700 2009-04-18 Joseph Myers <joseph@codesourcery.com>
21703 * c-typeck.c (build_function_call): Check for calling a function
21704 with qualified void return types. Call require_complete_type when
21707 2009-04-18 Jan Hubicka <jh@suse.cz>
21709 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
21711 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
21712 can_throw_external flag.
21713 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
21714 * ipa-pure-const.c (ignore_edge): New function.
21715 (propagate): Compute order for NOTHROW computation; set NOTHROWs
21716 only over can_throw_external edges.
21717 (local_pure_const): Add nothrow flag.
21718 * ipa-utils.c (searchc): Add ignore_edge callback.
21719 (ipa_utils_reduced_inorder): Add ignore_edge callback.
21720 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
21721 (set_nothrow_function_flags): Update cgraph.
21722 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
21724 2009-04-18 Richard Guenther <rguenther@suse.de>
21726 PR middle-end/39804
21727 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
21728 (fold_stmt): ... this and ...
21729 (fold_stmt_inplace): ... this.
21730 (fold_stmt_1): Fold references in calls and asms.
21731 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
21733 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21735 * tree-vrp.c (ssa_name_nonzero_p): Remove.
21736 * tree.h: Remove the prototype for ssa_name_nonzero_p.
21738 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21740 * tree.c (function_args_count): Remove.
21741 * tree.h: Remove the prototype for function_args_count.
21743 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21745 * tree-iterator.c (expr_only): Remove.
21746 * tree.h: Remove the prototype for expr_only.
21748 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21750 * reginfo.c (cannot_change_mode_set_regs): Remove.
21751 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
21753 2009-04-08 Anatoly Sokolov <aesok@post.ru>
21755 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
21756 whether operands 0 and 1 overlaps.
21758 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
21760 PR middle-end/36902
21761 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
21762 pointer. Use warning_at instead of warning.
21763 (search_for_addr_array): Likewise.
21764 (check_array_bounds): Likewise.
21765 (check_all_array_refs): Check that the incoming edge is not in the
21766 list of edges to be removed.
21767 (check_all_array_refs): Avoid the temporal pointer.
21768 (vrp_visit_cond_stmt): Fix typo.
21769 (simplify_switch_using_ranges): Handle the case where the switch
21770 index is an integer constant.
21772 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
21774 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
21776 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
21778 * doc/extend.texi, doc/invoke.texi: Fix typos.
21780 2009-04-17 Cary Coutant <ccoutant@google.com>
21782 * tree-flow-inline.h (get_lineno): Fix inverted test.
21784 2009-04-17 Diego Novillo <dnovillo@google.com>
21786 * tree-ssa-pre.c (create_expression_by_pieces): Remove
21787 assertion for AVAIL_OUT.
21789 2009-04-17 Mike Frysinger <vapier@gentoo.org>
21792 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
21793 * config/sh/linux-atomic.asm: Likewise.
21795 2009-04-17 Diego Novillo <dnovillo@google.com>
21797 * except.c (debug_eh_tree): New.
21798 (struct eh_region, struct eh_status): Move ...
21799 * except.h: ... here.
21800 (add_type_for_runtime): Declare extern.
21801 (lookup_type_for_runtime): Likewise.
21802 (debug_eh_tree): Declare.
21803 * Makefile.in (GTFILES): List except.h before except.c
21805 2009-04-17 Diego Novillo <dnovillo@google.com>
21807 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
21808 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
21809 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
21810 (find_vars_r): ... here.
21811 * tree-flow.h (find_referenced_vars_in): Declare.
21812 * tree-ssa-pre.c (create_expression_by_pieces): Assert
21813 that AVAIL_OUT exists for BLOCK.
21814 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
21815 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
21816 (tree-parloops.o): Likewise.
21818 2009-04-17 Simon Baldwin <simonb@google.com>
21820 * toplev.c (default_tree_printer): Add handling for %E format.
21822 2009-04-17 Diego Novillo <dnovillo@google.com>
21824 * tree-pretty-print.c (dump_generic_node): Add break after
21825 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
21826 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
21827 FUNCTION_TYPE together. Call print_struct_decl when printing
21828 structures and TDF_SLIM is not given.
21829 (print_struct_decl): Fix logic for detecting recursion.
21831 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21834 * gcc.c (create_at_file): New.
21835 (compile_input_file_p): New.
21836 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
21837 * main.c (main): Update call to toplev_main.
21838 * toplev.c (toplev_main): Change signature. Call expandargv.
21839 * toplev.h (toplev_main): Change signature.
21841 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21843 * dwarf2out.c (field_byte_offset): Use the type size as the field size
21844 if the latter is not constant.
21846 2009-04-17 David Edelsohn <edelsohn@gnu.org>
21848 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
21850 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
21852 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
21853 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
21855 2009-04-17 Richard Guenther <rguenther@suse.de>
21857 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21858 Handle component references view-converting an invariant address.
21860 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
21862 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
21863 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
21864 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
21865 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
21866 Use @deftypevr rather than @deftypevar.
21868 2009-04-17 Richard Guenther <rguenther@suse.de>
21870 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
21871 (get_prop_source_stmt): Likewise.
21872 (can_propagate_from): Likewise.
21874 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
21876 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
21877 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
21878 (--with-multilib-list): Add default value.
21879 * configure: Regenerate.
21880 * Makefile.in (TM_ENDIAN_CONFIG): Define.
21881 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
21882 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
21883 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
21884 Don't add default cpu to multilib list unnecessarily, but do enable
21885 the relevant compiler option..
21886 Add support for --with-multilib-list=<blank> and
21887 --with-multilib-list=!<somelib> to supress unwanted multilibs.
21888 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
21889 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
21890 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
21891 TM_MULTILIB_CONFIG.
21892 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
21893 (MULTILIB_OSDIRNAMES): New variable.
21894 * config/sh/t-1e: Delete file.
21895 * config/sh/t-mlib-sh1: Delete file.
21896 * config/sh/t-mlib-sh2: Delete file.
21897 * config/sh/t-mlib-sh2a: Delete file.
21898 * config/sh/t-mlib-sh2a-nofpu: Delete file.
21899 * config/sh/t-mlib-sh2a-single: Delete file.
21900 * config/sh/t-mlib-sh2a-single-only: Delete file.
21901 * config/sh/t-mlib-sh2e: Delete file.
21902 * config/sh/t-mlib-sh3e: Delete file.
21903 * config/sh/t-mlib-sh4: Delete file.
21904 * config/sh/t-mlib-sh4-nofpu: Delete file.
21905 * config/sh/t-mlib-sh4-single: Delete file.
21906 * config/sh/t-mlib-sh4-single-only: Delete file.
21907 * config/sh/t-mlib-sh4a: Delete file.
21908 * config/sh/t-mlib-sh4a-nofpu: Delete file.
21909 * config/sh/t-mlib-sh4a-single: Delete file.
21910 * config/sh/t-mlib-sh4a-single-only: Delete file.
21911 * config/sh/t-mlib-sh4al: Delete file.
21912 * config/sh/t-mlib-sh5-32media: Delete file.
21913 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
21914 * config/sh/t-mlib-sh5-64media: Delete file.
21915 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
21916 * config/sh/t-mlib-sh5-compact: Delete file.
21917 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
21918 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
21919 * doc/install.texi (Options specification): Add
21920 --with-multilib-list and --with-endian.
21922 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
21924 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
21926 (OBJS-common): Add plugin-version.o.
21927 (plugin-version.o): New.
21928 * gcc-plugin.h (plugin_gcc_version): New.
21929 (plugin_default_version_check): New.
21930 (plugin_init_func, plugin_init): Add version argument.
21931 * plugin-version.c: New.
21932 * plugin.c (str_plugin_gcc_version_name): New.
21933 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
21934 pass it to the init function.
21935 (plugin_default_version_check): New.
21937 2009-04-17 Richard Guenther <rguenther@suse.de>
21939 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
21940 for decl-vs-decl disambiguation.
21942 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
21944 * config/s390/s390.h (s390_tune_attr): New macro definition.
21945 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
21947 2009-04-17 Richard Guenther <rguenther@suse.de>
21949 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
21950 (fold_stmt_r): Likewise.
21951 (maybe_fold_reference): New function.
21952 (fold_gimple_assign): Handle cases fold_stmt_r did.
21953 (fold_stmt): Do not use fold_stmt_r.
21954 (fold_stmt_inplace): Likewise.
21956 2009-04-17 Richard Guenther <rguenther@suse.de>
21958 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
21959 (record_equivalences_from_stmt): Remove useless checks and
21961 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
21962 the type is already suitable.
21964 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
21966 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
21968 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
21970 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
21971 (CMPtype): Define as __gcc_CMPtype.
21973 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
21975 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
21976 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
21978 2009-04-17 Richard Guenther <rguenther@suse.de>
21980 PR tree-optimization/39746
21981 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
21982 special-casing for builtins and static variable use/def.
21983 (call_may_clobber_ref_p_1): Likewise.
21985 2009-04-16 Ian Lance Taylor <iant@google.com>
21987 * df.h: Include "timevar.h".
21988 (struct df_problem): Change tv_id field to timevar_id_t.
21989 * tree-pass.h: Include "timevar.h".
21990 (struct opt_pass): Change tv_id field to timevar_id_t.
21991 * timevar.h (timevar_id_t): Define TV_NONE.
21992 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
21993 TV_NONE rather than tv_id != 0.
21994 (execute_one_pass): Likewise.
21995 * Makefile.in (DF_H): Add $(TIMEVAR_H).
21996 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
21997 dependencies to $(TREE_PASS_H).
21998 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
22000 (pass_branch_target_load_optimize2): Likewise.
22001 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
22002 (pass_outof_cfg_layout_mode): Likewise.
22003 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
22004 (pass_rebuild_cgraph_edges): Likewise.
22005 (pass_remove_cgraph_callee_edges): Likewise.
22006 * df-core.c (pass_df_initialize_opt): Likewise.
22007 (pass_df_initialize_no_opt): Likewise.
22008 (pass_df_finish): Likewise.
22009 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
22010 * except.c (pass_set_nothrow_function_flags): Likewise.
22011 (pass_convert_to_eh_region_ranges): Likewise.
22012 * final.c (pass_compute_alignments): Likewise.
22013 * function.c (pass_instantiate_virtual_regs): Likewise.
22014 (pass_init_function): Likewise.
22015 (pass_leaf_regs): Likewise.
22016 (pass_match_asm_constraints): Likewise.
22017 * gimple-low.c (pass_lower_cf): Likewise.
22018 (pass_mark_used_blocks): Likewise.
22019 * init-regs.c (pass_initialize_regs): Likewise.
22020 * integrate.c (pass_initial_value_sets): Likewise.
22021 * ira.c (pass_ira): Likewise.
22022 * jump.c (pass_cleanup_barriers): Likewise.
22023 * omp-low.c (pass_expand_omp): Likewise.
22024 (pass_lower_omp): Likewise.
22025 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
22026 * recog.c (pass_split_all_insns): Likewise.
22027 (pass_split_after_reload): Likewise.
22028 (pass_split_before_regstack): Likewise.
22029 (pass_split_before_sched2): Likewise.
22030 (pass_split_for_shorten_branches): Likewise.
22031 * reginfo.c (pass_reginfo_init): Likewise.
22032 (pass_subregs_of_mode_init): Likewise.
22033 (pass_subregs_of_mode_finish): Likewise.
22034 * passes.c (pass_postreload): Likewise.
22035 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
22036 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
22037 (pass_warn_function_return): Likewise.
22038 (pass_warn_function_noreturn): Likewise.
22039 * tree-complex.c (pass_lower_complex): Likewise.
22040 (pass_lower_complex_O0): Likewise.
22041 * tree-if-conv.c (pass_if_conversion): Likewise.
22042 * tree-into-ssa.c (pass_build_ssa): Likewise.
22043 * tree-mudflap.c (pass_mudflap_1): Likewise.
22044 (pass_mudflap_2): Likewise.
22045 * tree-nomudflap.c (pass_mudflap_1): Likewise.
22046 (pass_mudflap_2): Likewise.
22047 * tree-nrv.c (pass_return_slot): Likewise.
22048 * tree-object-size.c (pass_object_sizes): Likewise.
22049 * tree-optimize.c (pass_all_optimizations): Likewise.
22050 (pass_early_local_passes): Likewise.
22051 (pass_all_early_optimizations): Likewise.
22052 (pass_cleanup_cfg): Likewise.
22053 (pass_cleanup_cfg_post_optimizing): Likewise.
22054 (pass_free_datastructures): Likewise.
22055 (pass_free_cfg_annotations): Likewise.
22056 (pass_fixup_cfg): Likewise.
22057 (pass_init_datastructures): Likewise.
22058 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
22059 (pass_late_warn_uninitialized): Likewise.
22060 (pass_update_address_taken): Likewise.
22061 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
22062 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
22063 (pass_cse_sincos): Likewise.
22064 (pass_convert_to_rsqrt): Likewise.
22065 * tree-ssa-structalias.c (pass_build_alias): Likewise.
22066 * tree-stdarg.c (pass_stdarg): Likewise.
22067 * tree-tailcall.c (pass_tail_recursion): Likewise.
22068 (pass_tail_calls): Likewise.
22069 * tree-vect-generic.c (pass_lower_vector): Likewise.
22070 (pass_lower_vector_ssa): Likewise.
22071 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
22073 2009-04-16 Joseph Myers <joseph@codesourcery.com>
22075 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
22077 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
22079 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
22080 logical and signext.
22082 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
22085 * config/sh/predicates.md (arith_operand): Check if the operand
22086 of TRUNCATE is a REG.
22088 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22090 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
22091 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
22093 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22095 * tree-iterator.c (tsi_split_statement_list_after,
22096 tsi_split_statement_list_before): Remove.
22097 * tree-iterator.h: Remove the prototypes for
22098 tsi_split_statement_list_after and tsi_split_statement_list_before.
22100 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22102 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
22103 * tree-ssa-propagate.h: Remove the prototype for
22104 stmt_makes_single_load.
22106 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22108 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
22109 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
22111 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22113 * tree-iterator.c (EXPR_LAST_BODY): Remove.
22115 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22117 * except.c (eh_region_outer_p): Remove.
22118 * except.h: Remove the prototype for eh_region_outer_p.
22120 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
22122 * function.c (current_function_assembler_name): Remove.
22123 * function.h: Remove the prototype for
22124 current_function_assembler_name.
22126 2009-04-16 Ian Lance Taylor <iant@google.com>
22128 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
22129 (add_reg_note): Call alloc_reg_note.
22130 * rtl.h (alloc_reg_note): Declare.
22131 * combine.c (try_combine): Use alloc_reg_note.
22132 (recog_for_combine, move_deaths): Likewise.
22133 (distribute_notes): Use alloc_reg_note and add_reg_note.
22134 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
22135 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
22136 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
22138 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
22140 PR rtl-optimization/39762
22141 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
22142 ira_may_move_out_cost): Add comments about way of their usage.
22143 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
22145 * ira-conflicts.c (process_regs_for_copy): Use function
22146 ira_get_register_move_cost instead of global
22147 ira_register_move_cost.
22149 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
22150 color_pass, move_spill_restore, update_curr_costs): Ditto.
22152 * ira-lives.c (process_single_reg_class_operands): Ditto.
22154 * ira-emit.c (emit_move_list): Ditto.
22156 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
22157 (record_reg_classes): Ditto. Use functions
22158 ira_get_register_move_cost and ira_get_may_move_cost instead of
22159 global vars ira_register_move_cost, ira_may_move_out_cost and
22160 ira_may_move_in_cost.
22161 (record_address_regs): Don't call ira_init_register_move_cost.
22162 Use function ira_get_may_move_cost instead of global
22163 ira_may_move_in_cost.
22164 (process_bb_node_for_hard_reg_moves): Use function
22165 ira_get_register_move_cost instead of global ira_register_move_cost.
22166 (ira_costs): Don't call ira_init_register_move_cost.
22168 2009-04-16 Richard Guenther <rguenther@suse.de>
22170 * tree-cfg.c (verify_gimple_assign_binary):
22171 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
22172 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
22173 (create_general_new_stmt): Note that this function is broken.
22175 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22177 * common.opt (fhelp): Add Var(help_flag).
22178 * gcc-plugin.h (plugin_info): Add help.
22179 * plugin.c (plugin_name_args): Add help.
22180 (register_plugin_info): Set plugin->help.
22181 (print_help_one_plugin): New.
22182 (print_plugins_help): New.
22183 * plugin.h (print_plugins_help): New.
22184 * toplev.c (toplev_main): Call print_plugins_help if needed.
22186 2009-04-16 Richard Guenther <rguenther@suse.de>
22188 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
22189 (gimple_ior_addresses_taken_1): New function.
22190 (gimple_ior_addresses_taken): Likewise.
22191 * gimple.h (struct gimple_statement_with_ops_base): Remove
22192 addresses_taken member.
22193 (gimple_ior_addresses_taken): Declare.
22194 (gimple_addresses_taken, gimple_addresses_taken_ptr,
22195 gimple_set_addresses_taken): Remove.
22196 * ipa-reference.c (mark_address): New function.
22197 (scan_stmt_for_static_refs): Use it for marking addresses taken.
22198 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
22199 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
22200 (gimple_add_to_addresses_taken): Remove.
22201 (get_tmr_operands): Call mark_address_taken.
22202 (get_asm_expr_operands): Likewise.
22203 (get_expr_operands): Likewise.
22204 (build_ssa_operands): Do not clear the addresses_taken bitmap.
22205 (free_stmt_operands): Do not free it.
22206 * tree-ssa.c (delete_tree_ssa): Likewise.
22207 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
22209 2009-04-16 Richard Guenther <rguenther@suse.de>
22211 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
22212 (walk_stmt_load_store_ops): Likewise.
22213 * gimple.c (get_base_loadstore): New function.
22214 (walk_stmt_load_store_addr_ops): Likewise.
22215 (walk_stmt_load_store_ops): Likewise.
22216 * ipa-pure-const.c (check_op): Simplify.
22217 (check_load, check_store): New functions.
22218 (check_stmt): Use walk_stmt_load_store_ops.
22219 * ipa-reference.c (mark_load): Adjust signature.
22220 (mark_store): Likewise.
22221 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
22223 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22225 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
22226 (plugin_info): New.
22227 * opts.c (common_handle_option): Don't call print_version.
22228 * plugin.c (plugin_name_args): Add version.
22229 (register_plugin_info): New.
22230 (register_callback): Handle PLUGIN_INFO.
22231 (try_init_one_plugin): New.
22232 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
22234 (finalize_one_plugin): New.
22235 (finalize_plugins): New.
22236 (print_one_plugin): New.
22237 (print_plugins_versions): New.
22238 * plugin.h (print_plugins_versions): New.
22239 (finalize_plugins): New.
22240 * toplev.c (compile_file): Don't call initialize_plugins.
22241 (print_version): Call print_plugins_versions.
22242 (toplev_main): Call initialize_plugins. Print version if needed.
22243 Call finalize_plugins.
22245 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
22247 * common.opt (fversion): New.
22248 * gcc.c (print_version): New.
22249 (process_command): Don't print the version. Just set print_version.
22250 (main): Print version. Call subprocesses if print_version and
22251 verbose_flag are set.
22252 * opts.c (common_handle_option): Handle OPT_fversion.
22254 2009-04-16 Richard Guenther <rguenther@suse.de>
22255 Ira Rosen <irar@il.ibm.com>
22257 PR tree-optimization/39698
22258 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
22259 type of the reduction variable. Only generate the def if
22262 * omp-low.c (expand_omp_for_generic): When converting to a pointer
22263 make sure to first convert to an integer of the same precision.
22264 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
22265 the type of the evolution correctly in computing the new
22266 induction variable base.
22268 2009-04-16 Richard Guenther <rguenther@suse.de>
22270 PR middle-end/39625
22271 * tree-cfg.c (make_blocks): Split statements with to-be
22272 abnormal SSA names on the lhs.
22274 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
22276 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
22277 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
22278 * c-typeck.c (really_start_incremental_init): Likewise.
22279 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
22280 (TARGET_INITIALIZER): Remove it.
22281 * target.h (struct target): Remove vector_opaque_p.
22282 * tree.c (build_opaque_vector_type): New.
22283 * tree.h (TYPE_VECTOR_OPAQUE): New.
22284 (build_opaque_vector_type): Declare.
22285 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
22286 * config/rs6000/rs6000.c (build_opaque_vector_type,
22287 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
22288 (rs6000_init_builtins): Use build_opaque_vector_type for
22289 opaque_V4SI_type_node.
22291 2009-04-15 Catherine Moore <clm@codesourcery.com>
22293 * debug.h (set_name): Declare.
22294 * dwarf2out.c (dwarf2out_set_name): Declare.
22295 (dwarf2_debug_hooks): Add set_name.
22296 (find_AT_string): New.
22297 (add_AT_string): Call find_AT_string.
22298 (dwarf2out_set_name): New.
22299 * cp/decl.c (grokdeclarator): Call set_name.
22300 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
22301 * debug.c (do_nothing_debug_hooks): Likewise.
22302 * dbxout.c (dbx_debug_hooks): Likewise.
22303 * sdbout.c (sdb_debug_hooks): Likewise.
22305 2009-04-15 Michael Eager <eager@eagercon.com>
22307 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
22308 reg for single-precision FPU.
22309 * config/rs6000/rs6000.md (movsi_internal1): Only for
22310 !TARGET_SINGLE_FPU.
22311 (movsi_internal1_single): New. Add pattern to move SI values to/from
22312 single-precision FP regs.
22314 2009-04-15 Richard Guenther <rguenther@suse.de>
22316 * omp-low.c (lower_rec_input_clauses): Build correct address
22318 (expand_omp_for_generic): Fix multiplication type.
22319 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
22320 (generate_memset_zero): Fix types.
22321 * tree-profile.c (prepare_instrumented_value): Correctly
22324 2009-04-15 Ian Lance Taylor <iant@google.com>
22326 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
22327 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
22328 for -Wall and for -Wc++-compat.
22329 (c_common_post_options): For C++, set warn_enum_compare if not
22331 * c-tree.h (struct c_expr): Add field original_type.
22332 (build_external_ref): Update declaration.
22333 * c-parser.c (c_parser_braced_init): Set original_type.
22334 (c_parser_initelt): Likewise.
22335 (c_parser_expr_no_commas): Likewise.
22336 (c_parser_conditional_expression): Likewise.
22337 (c_parser_cast_expression): Likewise.
22338 (c_parser_unary_expression): Likewise. Pull setting of
22339 original_code to top of function.
22340 (c_parser_sizeof_expression): Set original_type.
22341 (c_parser_alignof_expression): Likewise.
22342 (c_parser_postfix_expression): Likewise. Pull setting of
22343 original_code to top of function.
22344 (c_parser_postfix_expression_after_paren_type): Set original_type.
22345 (c_parser_postfix_expression_after_primary): Likewise.
22346 (c_parser_expression): Likewise.
22347 * c-typeck.c (build_external_ref): Add type parameter. Change all
22349 (c_expr_sizeof_expr): Set original_type field.
22350 (parser_build_unary_op): Likewise.
22351 (parser_build_binary_op): Likewise. Optionally warn about
22352 comparisons of enums of different types.
22353 (digest_init): Set original_type field.
22354 (really_start_incremental_init): Likewise.
22355 (push_init_level, pop_init_level): Likewise.
22356 * doc/invoke.texi (Warning Options): -Wenum-compare now
22359 2009-04-15 Richard Guenther <rguenther@suse.de>
22361 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
22362 out a necessary conversion.
22363 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
22364 names we didn't value number.
22365 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
22367 2009-04-15 Richard Guenther <rguenther@suse.de>
22369 PR tree-optimization/39764
22370 * tree-ssa-ccp.c (get_value): Canonicalize value with
22371 canonicalize_float_value.
22373 2009-04-15 Jan Hubicka <jh@suse.cz>
22375 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
22376 Wrong version of patch.
22378 2009-04-15 Jan Hubicka <jh@suse.cz>
22380 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
22382 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
22384 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
22385 our distinct integral and vector types.
22387 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
22389 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
22390 * init.c (build_vtbl_address): Remove call to assemble_external.
22392 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
22394 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
22395 output for other floating point modes.
22397 2009-04-14 Diego Novillo <dnovillo@google.com>
22399 * diagnostic.c (diagnostic_report_diagnostic): Do not
22400 warn about loaded plugins for DK_ERROR and DK_WARNING.
22401 * c-decl.c (declspecs_add_type): Move call to
22402 invoke_plugin_callbacks ...
22403 * c-parser.c (c_parser_declspecs): ... here.
22404 * plugin.c (dump_active_plugins): Tidy output.
22406 2009-04-14 Diego Novillo <dnovillo@google.com>
22407 Le-Chun Wu <lcwu@google.com>
22409 * configure.ac: Add --enable-plugin support.
22410 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
22411 * Makefile.in (PLUGIN_H): Define.
22412 Export ENABLE_PLUGIN and GMPINC to site.exp.
22413 Add PLUGINLIBS to link command.
22414 Add/modify dependencies for plugin.o and files including plugin.h.
22416 * config.in: Regenerate.
22418 * opts.c (common_handle_option): Handle OPT_fplugin_ and
22421 2009-04-14 Le-Chun Wu <lcwu@google.com>
22423 * tree-pass.h (register_one_dump_file): Add a prototype for
22424 register_one_dump_file.
22425 * toplev.c (compile_file): Call initialize_plugins.
22426 (do_compile): Call invoke_plugin_callbacks.
22427 (toplev_main): Call invoke_plugin_callbacks.
22428 * common.opt: Add -fplugin= and -fplugin-arg-.
22429 * gcc-plugin.h: New public header file for plugins to include.
22430 * plugin.c: New source file.
22431 * plugin.h: New internal header file.
22432 * passes.c (register_one_dump_file): Make it external.
22434 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
22436 2009-04-14 Diego Novillo <dnovillo@google.com>
22438 * doc/plugins.texi: New.
22439 * doc/gccint.texi: Add reference to Plugins chapter.
22440 * doc/invoke.texi: Document -fplugin and -fplugin-arg
22441 * diagnostic.c (diagnostic_report_diagnostic): Warn about
22442 loaded plugins, if any.
22443 * timevar.def (TV_PLUGIN_INIT): Define.
22444 (TV_PLUGIN_RUN): Define.
22445 * plugin.c: Include timevar.h
22446 (plugins_active_p): New.
22447 (dump_active_plugins): New.
22448 (debug_active_plugins): New.
22450 2009-04-14 Joseph Myers <joseph@codesourcery.com>
22452 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
22454 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
22456 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
22458 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
22459 the same as a minus without a shift.
22461 2009-04-14 Nick Clifton <nickc@redhat.com>
22463 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
22464 comparisons with small integers will always produce a short
22467 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
22470 2008-12-19 Diego Novillo <dnovillo@google.com>
22472 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
22474 2009-04-14 Richard Guenther <rguenther@suse.de>
22476 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
22478 (verify_gimple_assign_binary): Likewise. Handle shifts and
22480 (verify_gimple_phi): Print the mismatched argument position.
22481 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
22483 (vect_update_init_of_dr): Likewise.
22484 * matrix-reorg.c (transform_access_sites): Do what the
22486 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
22488 2009-04-13 Michael Eager <eager@eagercon.com>
22490 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
22491 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
22492 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
22493 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
22494 remove duplicate config
22496 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22498 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
22499 file_name:line_number type locator of the call site.
22501 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
22503 * genautomata.c: Put blank after comma.
22504 (automaton_decls): New.
22505 (struct unit_usage): Add comments to member next.
22506 (store_alt_unit_usage): Keep the list ordered.
22507 (unit_present_on_list_p, equal_alternatives_p): New.
22508 (check_regexp_units_distribution): Check units distribution
22509 correctness correctly.
22510 (main): Don't write automata if error is found. Return correct
22513 * config/m68k/cf.md (cfv4_ds): Remove.
22514 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
22515 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
22517 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
22518 power4-load-ext, power4-store, power4-store-update,
22519 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
22520 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
22521 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
22522 power4-sqrt, power4-isync): Modify reservation to make correct
22523 unit distribution to automata.
22525 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
22526 power5-store-update, power5-two, power5-three, power5-lmul,
22527 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
22529 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
22531 * except.c (pass_set_nothrow_function_flags): Set name and add
22533 (set_nothrow_function_flags): Mention in the dump file when
22534 changing a function to nothrow.
22536 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
22539 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
22540 instead of unsigned long.
22542 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
22544 * config/arm/arm.c (return_used_this_function): Remove.
22545 (arm_output_function_prologue): Remove use of
22546 return_used_this_function.
22547 (output_return_instruction): Replace use of
22548 return_used_this_function
22549 by cfun->machine->return_used_this_function.
22550 (arm_output_epilogue): Likewise.
22551 (arm_output_function_epilogue): Likewise.
22552 (thumb_unexpanded_epilogue): Likewise.
22553 * config/arm/arm.h (struct machine_function):
22554 New member return_used_this_function.
22556 2009-04-12 Mark Mitchell <mark@codesourcery.com>
22558 * doc/install.texi: Correct description of default directory for
22559 --with-gxx-include-dir.
22561 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
22563 * fold-const.c (build_range_check): Properly deal with enumeral and
22564 boolean base types.
22566 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
22568 * doc/invoke.texi (max_gcse_passes): Remove documentation.
22569 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
22570 * params.h (MAX_GCSE_PASSES): Remove.
22571 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
22572 in sequence. Remove ability to run multiple passes.
22573 (bypass_jumps): Report run as third CPROP pass.
22575 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
22577 PR middle-end/39651
22578 * except.c (can_throw_external): Look at each insn in a SEQUENCE
22579 when deciding whether the whole SEQUENCE can throw.
22581 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
22584 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
22585 offseted label references.
22587 2009-04-11 Jan Hubicka <jh@suse.cz>
22589 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
22591 2009-04-11 Richard Guenther <rguenther@suse.de>
22593 PR middle-end/39732
22594 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
22595 return variables as TREE_ADDRESSABLE.
22597 2009-04-11 Richard Guenther <rguenther@suse.de>
22599 PR tree-optimization/39713
22600 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
22601 reference trees have SSA_NAME operands.
22603 2009-04-11 Richard Guenther <rguenther@suse.de>
22606 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
22607 address expressions.
22609 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
22611 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
22612 match changes in Cygwin 1.7
22613 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
22614 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
22616 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22618 PR tree-optimization/39701
22619 * doc/invoke.texi (Optimization Options): Document change in
22620 meaning and initialization of -fdelete-null-pointer-checks.
22622 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22624 PR middle-end/39701
22625 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
22627 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
22630 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
22632 2009-04-10 Chao-ying Fu <fu@mips.com>
22634 * doc/tm.texi (Instruction Output): Document
22635 TARGET_ASM_FINAL_POSTSCAN_INSN.
22636 * target.h (final_postscan_insn): New field in asm_out.
22637 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22638 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
22639 * final.c (final_scan_insn): Call
22640 targetm.asm_out.final_postscan_insn after outputting
22641 an asm macro and a normal instruction.
22643 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
22644 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
22645 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
22646 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
22647 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
22649 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
22651 PR middle-end/39701
22652 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
22653 variables as non-NULL even with -fdelete-null-pointer-checks.
22655 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
22657 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
22659 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
22662 * config/i386/i386.c (classify_argument): Handle SCmode with
22663 (bit_offset % 64) != 0.
22665 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
22667 * doc/invoke.texi (Optimize Options): Add cross-reference to
22668 -Q --help=optimizers examples.
22670 2009-04-10 Ben Elliston <bje@au.ibm.com>
22673 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
22674 regalign for the reg == fpr and TDmode case.
22676 2009-04-09 David Ayers <ayers@fsfe.org>
22679 * objc/objc-act.c (warn_with_method): Remove helper function.
22680 (check_duplicates): Call warning and inform directly.
22681 (really_start_method): Likewise.
22683 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
22685 * expmed.c (expand_divmod): Always use a comparison for a division
22686 by a large unsigned integer.
22688 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
22689 for things others than variables or functions as nonzero.
22691 2009-04-09 Nick Clifton <nickc@redhat.com>
22693 * unwind-compat.c: Change copyright header to refer to version
22694 3 of the GNU General Public License with version 3.1 of the
22695 GCC Runtime Library Exception and to point readers at the
22696 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
22697 * config/alpha/crtfastmath.c: Likewise.
22698 * config/alpha/linux-unwind.h: Likewise.
22699 * config/alpha/qrnnd.asm: Likewise.
22700 * config/alpha/vms-crt0-64.c: Likewise.
22701 * config/alpha/vms-crt0.c: Likewise.
22702 * config/alpha/vms-dwarf2.asm: Likewise.
22703 * config/alpha/vms-dwarf2eh.asm: Likewise.
22704 * config/alpha/vms-psxcrt0-64.c: Likewise.
22705 * config/alpha/vms-psxcrt0.c: Likewise.
22706 * config/alpha/vms_tramp.asm: Likewise.
22707 * config/arc/initfini.c: Likewise.
22708 * config/arc/lib1funcs.asm: Likewise.
22709 * config/arm/bpabi-v6m.S: Likewise.
22710 * config/arm/bpabi.S: Likewise.
22711 * config/arm/bpabi.c: Likewise.
22712 * config/arm/crti.asm: Likewise.
22713 * config/arm/crtn.asm: Likewise.
22714 * config/arm/ieee754-df.S: Likewise.
22715 * config/arm/ieee754-sf.S: Likewise.
22716 * config/arm/lib1funcs.asm: Likewise.
22717 * config/arm/libunwind.S: Likewise.
22718 * config/arm/linux-atomic.c: Likewise.
22719 * config/arm/mmintrin.h: Likewise.
22720 * config/arm/pr-support.c: Likewise.
22721 * config/arm/unaligned-funcs.c: Likewise.
22722 * config/arm/unwind-arm.c: Likewise.
22723 * config/arm/unwind-arm.h: Likewise.
22724 * config/avr/libgcc.S: Likewise.
22725 * config/bfin/crti.s: Likewise.
22726 * config/bfin/crtlibid.s: Likewise.
22727 * config/bfin/crtn.s: Likewise.
22728 * config/bfin/lib1funcs.asm: Likewise.
22729 * config/bfin/linux-unwind.h: Likewise.
22730 * config/cris/arit.c: Likewise.
22731 * config/cris/cris_abi_symbol.c: Likewise.
22732 * config/darwin-64.c: Likewise.
22733 * config/darwin-crt2.c: Likewise.
22734 * config/darwin-crt3.c: Likewise.
22735 * config/darwin.h: Likewise.
22736 * config/dbxelf.h: Likewise.
22737 * config/dfp-bit.c: Likewise.
22738 * config/dfp-bit.h: Likewise.
22739 * config/elfos.h: Likewise.
22740 * config/fixed-bit.c: Likewise.
22741 * config/fixed-bit.h: Likewise.
22742 * config/fp-bit.c: Likewise.
22743 * config/fp-bit.h: Likewise.
22744 * config/fr30/crti.asm: Likewise.
22745 * config/fr30/crtn.asm: Likewise.
22746 * config/fr30/lib1funcs.asm: Likewise.
22747 * config/freebsd-spec.h: Likewise.
22748 * config/frv/cmovd.c: Likewise.
22749 * config/frv/cmovh.c: Likewise.
22750 * config/frv/cmovw.c: Likewise.
22751 * config/frv/frvbegin.c: Likewise.
22752 * config/frv/frvend.c: Likewise.
22753 * config/frv/lib1funcs.asm: Likewise.
22754 * config/glibc-stdint.h: Likewise.
22755 * config/h8300/clzhi2.c: Likewise.
22756 * config/h8300/crti.asm: Likewise.
22757 * config/h8300/crtn.asm: Likewise.
22758 * config/h8300/ctzhi2.c: Likewise.
22759 * config/h8300/fixunssfsi.c: Likewise.
22760 * config/h8300/lib1funcs.asm: Likewise.
22761 * config/h8300/parityhi2.c: Likewise.
22762 * config/h8300/popcounthi2.c: Likewise.
22763 * config/i386/ammintrin.h: Likewise.
22764 * config/i386/att.h: Likewise.
22765 * config/i386/avxintrin.h: Likewise.
22766 * config/i386/biarch64.h: Likewise.
22767 * config/i386/bmmintrin.h: Likewise.
22768 * config/i386/cpuid.h: Likewise.
22769 * config/i386/cross-stdarg.h: Likewise.
22770 * config/i386/crtfastmath.c: Likewise.
22771 * config/i386/crtprec.c: Likewise.
22772 * config/i386/cygming-crtbegin.c: Likewise.
22773 * config/i386/cygming-crtend.c: Likewise.
22774 * config/i386/cygwin.asm: Likewise.
22775 * config/i386/emmintrin.h: Likewise.
22776 * config/i386/gmm_malloc.h: Likewise.
22777 * config/i386/gthr-win32.c: Likewise.
22778 * config/i386/i386.h: Likewise.
22779 * config/i386/immintrin.h: Likewise.
22780 * config/i386/linux-unwind.h: Likewise.
22781 * config/i386/linux64.h: Likewise.
22782 * config/i386/mm3dnow.h: Likewise.
22783 * config/i386/mmintrin-common.h: Likewise.
22784 * config/i386/mmintrin.h: Likewise.
22785 * config/i386/nmmintrin.h: Likewise.
22786 * config/i386/pmm_malloc.h: Likewise.
22787 * config/i386/pmmintrin.h: Likewise.
22788 * config/i386/smmintrin.h: Likewise.
22789 * config/i386/sol2-c1.asm: Likewise.
22790 * config/i386/sol2-ci.asm: Likewise.
22791 * config/i386/sol2-cn.asm: Likewise.
22792 * config/i386/sol2-gc1.asm: Likewise.
22793 * config/i386/tmmintrin.h: Likewise.
22794 * config/i386/unix.h: Likewise.
22795 * config/i386/w32-unwind.h: Likewise.
22796 * config/i386/wmmintrin.h: Likewise.
22797 * config/i386/x86-64.h: Likewise.
22798 * config/i386/x86intrin.h: Likewise.
22799 * config/i386/xmmintrin.h: Likewise.
22800 * config/ia64/crtbegin.asm: Likewise.
22801 * config/ia64/crtend.asm: Likewise.
22802 * config/ia64/crtfastmath.c: Likewise.
22803 * config/ia64/crti.asm: Likewise.
22804 * config/ia64/crtn.asm: Likewise.
22805 * config/ia64/fde-glibc.c: Likewise.
22806 * config/ia64/lib1funcs.asm: Likewise.
22807 * config/ia64/linux-unwind.h: Likewise.
22808 * config/ia64/quadlib.c: Likewise.
22809 * config/ia64/unwind-ia64.c: Likewise.
22810 * config/linux.h: Likewise.
22811 * config/m32c/m32c-lib1.S: Likewise.
22812 * config/m32c/m32c-lib2-trapv.c: Likewise.
22813 * config/m32c/m32c-lib2.c: Likewise.
22814 * config/m32r/initfini.c: Likewise.
22815 * config/m68hc11/larith.asm: Likewise.
22816 * config/m68hc11/m68hc11-crt0.S: Likewise.
22817 * config/m68k/cf.md: Likewise.
22818 * config/m68k/crti.s: Likewise.
22819 * config/m68k/crtn.s: Likewise.
22820 * config/m68k/lb1sf68.asm: Likewise.
22821 * config/m68k/linux-unwind.h: Likewise.
22822 * config/mcore/crti.asm: Likewise.
22823 * config/mcore/crtn.asm: Likewise.
22824 * config/mcore/lib1.asm: Likewise.
22825 * config/mips/linux-unwind.h: Likewise.
22826 * config/mips/loongson.h: Likewise.
22827 * config/mips/mips16.S: Likewise.
22828 * config/mmix/crti.asm: Likewise.
22829 * config/mmix/crtn.asm: Likewise.
22830 * config/pa/fptr.c: Likewise.
22831 * config/pa/hpux-unwind.h: Likewise.
22832 * config/pa/lib2funcs.asm: Likewise.
22833 * config/pa/linux-atomic.c: Likewise.
22834 * config/pa/linux-unwind.h: Likewise.
22835 * config/pa/milli64.S: Likewise.
22836 * config/pa/quadlib.c: Likewise.
22837 * config/pa/stublib.c: Likewise.
22838 * config/picochip/libgccExtras/adddi3.asm: Likewise.
22839 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
22840 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
22841 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
22842 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
22843 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
22844 * config/picochip/libgccExtras/divmod15.asm: Likewise.
22845 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
22846 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
22847 * config/picochip/libgccExtras/longjmp.asm: Likewise.
22848 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
22849 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
22850 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
22851 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
22852 * config/picochip/libgccExtras/setjmp.asm: Likewise.
22853 * config/picochip/libgccExtras/subdi3.asm: Likewise.
22854 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
22855 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
22856 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
22857 * config/rs6000/750cl.h: Likewise.
22858 * config/rs6000/altivec.h: Likewise.
22859 * config/rs6000/biarch64.h: Likewise.
22860 * config/rs6000/crtresfpr.asm: Likewise.
22861 * config/rs6000/crtresgpr.asm: Likewise.
22862 * config/rs6000/crtresxfpr.asm: Likewise.
22863 * config/rs6000/crtresxgpr.asm: Likewise.
22864 * config/rs6000/crtsavfpr.asm: Likewise.
22865 * config/rs6000/crtsavgpr.asm: Likewise.
22866 * config/rs6000/darwin-asm.h: Likewise.
22867 * config/rs6000/darwin-fallback.c: Likewise.
22868 * config/rs6000/darwin-fpsave.asm: Likewise.
22869 * config/rs6000/darwin-ldouble.c: Likewise.
22870 * config/rs6000/darwin-tramp.asm: Likewise.
22871 * config/rs6000/darwin-unwind.h: Likewise.
22872 * config/rs6000/darwin-vecsave.asm: Likewise.
22873 * config/rs6000/darwin-world.asm: Likewise.
22874 * config/rs6000/e500crtres32gpr.asm: Likewise.
22875 * config/rs6000/e500crtres64gpr.asm: Likewise.
22876 * config/rs6000/e500crtres64gprctr.asm: Likewise.
22877 * config/rs6000/e500crtrest32gpr.asm: Likewise.
22878 * config/rs6000/e500crtrest64gpr.asm: Likewise.
22879 * config/rs6000/e500crtresx32gpr.asm: Likewise.
22880 * config/rs6000/e500crtresx64gpr.asm: Likewise.
22881 * config/rs6000/e500crtsav32gpr.asm: Likewise.
22882 * config/rs6000/e500crtsav64gpr.asm: Likewise.
22883 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
22884 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
22885 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
22886 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
22887 * config/rs6000/eabi-ci.asm: Likewise.
22888 * config/rs6000/eabi-cn.asm: Likewise.
22889 * config/rs6000/eabi.asm: Likewise.
22890 * config/rs6000/linux-unwind.h: Likewise.
22891 * config/rs6000/linux64.h: Likewise.
22892 * config/rs6000/paired.h: Likewise.
22893 * config/rs6000/paired.md: Likewise.
22894 * config/rs6000/ppc64-fp.c: Likewise.
22895 * config/rs6000/ppu_intrinsics.h: Likewise.
22896 * config/rs6000/rs6000.h: Likewise.
22897 * config/rs6000/si2vmx.h: Likewise.
22898 * config/rs6000/sol-ci.asm: Likewise.
22899 * config/rs6000/sol-cn.asm: Likewise.
22900 * config/rs6000/spe.h: Likewise.
22901 * config/rs6000/spu2vmx.h: Likewise.
22902 * config/rs6000/sysv4.h: Likewise.
22903 * config/rs6000/tramp.asm: Likewise.
22904 * config/rs6000/vec_types.h: Likewise.
22905 * config/s390/linux-unwind.h: Likewise.
22906 * config/s390/tpf-unwind.h: Likewise.
22907 * config/score/crti.asm: Likewise.
22908 * config/score/crtn.asm: Likewise.
22909 * config/sh/crt1.asm: Likewise.
22910 * config/sh/crti.asm: Likewise.
22911 * config/sh/crtn.asm: Likewise.
22912 * config/sh/divtab-sh4-300.c: Likewise.
22913 * config/sh/divtab-sh4.c: Likewise.
22914 * config/sh/divtab.c: Likewise.
22915 * config/sh/lib1funcs-4-300.asm: Likewise.
22916 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
22917 * config/sh/lib1funcs.asm: Likewise.
22918 * config/sh/lib1funcs.h: Likewise.
22919 * config/sh/linux-atomic.asm: Likewise.
22920 * config/sh/linux-unwind.h: Likewise.
22921 * config/sh/shmedia.h: Likewise.
22922 * config/sh/sshmedia.h: Likewise.
22923 * config/sh/ushmedia.h: Likewise.
22924 * config/sparc/crtfastmath.c: Likewise.
22925 * config/sparc/linux-unwind.h: Likewise.
22926 * config/sparc/sol2-c1.asm: Likewise.
22927 * config/sparc/sol2-ci.asm: Likewise.
22928 * config/sparc/sol2-cn.asm: Likewise.
22929 * config/spu/divmodti4.c: Likewise.
22930 * config/spu/divv2df3.c: Likewise.
22931 * config/spu/float_disf.c: Likewise.
22932 * config/spu/float_unsdidf.c: Likewise.
22933 * config/spu/float_unsdisf.c: Likewise.
22934 * config/spu/float_unssidf.c: Likewise.
22935 * config/spu/mfc_multi_tag_release.c: Likewise.
22936 * config/spu/mfc_multi_tag_reserve.c: Likewise.
22937 * config/spu/mfc_tag_release.c: Likewise.
22938 * config/spu/mfc_tag_reserve.c: Likewise.
22939 * config/spu/mfc_tag_table.c: Likewise.
22940 * config/spu/multi3.c: Likewise.
22941 * config/spu/spu_internals.h: Likewise.
22942 * config/spu/spu_intrinsics.h: Likewise.
22943 * config/spu/spu_mfcio.h: Likewise.
22944 * config/spu/vec_types.h: Likewise.
22945 * config/spu/vmx2spu.h: Likewise.
22946 * config/stormy16/stormy16-lib2.c: Likewise.
22947 * config/svr4.h: Likewise.
22948 * config/sync.c: Likewise.
22949 * config/v850/lib1funcs.asm: Likewise.
22950 * config/vxlib-tls.c: Likewise.
22951 * config/vxlib.c: Likewise.
22952 * config/vxworks-dummy.h: Likewise.
22953 * config/xtensa/crti.asm: Likewise.
22954 * config/xtensa/crtn.asm: Likewise.
22955 * config/xtensa/ieee754-df.S: Likewise.
22956 * config/xtensa/ieee754-sf.S: Likewise.
22957 * config/xtensa/lib1funcs.asm: Likewise.
22958 * config/xtensa/lib2funcs.S: Likewise.
22959 * config/xtensa/linux-unwind.h: Likewise.
22960 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
22961 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
22962 * coretypes.h: Likewise.
22963 * crtstuff.c: Likewise.
22964 * defaults.h: Likewise.
22965 * dwarf2.h: Likewise.
22966 * emutls.c: Likewise.
22967 * gbl-ctors.h: Likewise.
22968 * gcov-io.h: Likewise.
22969 * ginclude/float.h: Likewise.
22970 * ginclude/iso646.h: Likewise.
22971 * ginclude/stdarg.h: Likewise.
22972 * ginclude/stdbool.h: Likewise.
22973 * ginclude/stddef.h: Likewise.
22974 * ginclude/stdfix.h: Likewise.
22975 * ginclude/stdint-gcc.h: Likewise.
22976 * ginclude/tgmath.h: Likewise.
22977 * gthr-aix.h: Likewise.
22978 * gthr-dce.h: Likewise.
22979 * gthr-gnat.c: Likewise.
22980 * gthr-gnat.h: Likewise.
22981 * gthr-lynx.h: Likewise.
22982 * gthr-mipssde.h: Likewise.
22983 * gthr-nks.h: Likewise.
22984 * gthr-posix.c: Likewise.
22985 * gthr-posix.h: Likewise.
22986 * gthr-posix95.h: Likewise.
22987 * gthr-rtems.h: Likewise.
22988 * gthr-single.h: Likewise.
22989 * gthr-solaris.h: Likewise.
22990 * gthr-tpf.h: Likewise.
22991 * gthr-vxworks.h: Likewise.
22992 * gthr-win32.h: Likewise.
22993 * gthr.h: Likewise.
22994 * libgcc2.c: Likewise.
22995 * libgcc2.h: Likewise.
22996 * libgcov.c: Likewise.
22997 * tsystem.h: Likewise.
22998 * typeclass.h: Likewise.
22999 * unwind-c.c: Likewise.
23000 * unwind-compat.h: Likewise.
23001 * unwind-dw2-fde-compat.c: Likewise.
23002 * unwind-dw2-fde-darwin.c: Likewise.
23003 * unwind-dw2-fde-glibc.c: Likewise.
23004 * unwind-dw2-fde.c: Likewise.
23005 * unwind-dw2-fde.h: Likewise.
23006 * unwind-dw2.c: Likewise.
23007 * unwind-dw2.h: Likewise.
23008 * unwind-generic.h: Likewise.
23009 * unwind-pe.h: Likewise.
23010 * unwind-sjlj.c: Likewise.
23011 * unwind.inc: Likewise.
23012 * config/arm/neon-gen.ml: Change generated copyright header to
23013 refer to version 3 of the GNU General Public License with
23014 version 3.1 of the GCC Runtime Library Exception and to point
23015 readers at the COPYING3 and COPYING3.RUNTIME files and the
23016 FSF's license web page.
23017 * config/arm/arm_neon.h: Regenerate.
23019 2009-04-09 Jakub Jelinek <jakub@redhat.com>
23021 * config/cris/cris.md: Change copyright header to refer to version
23022 3 of the GNU General Public License.
23023 * doc/install.texi2html: Change copyright header to refer to version
23024 3 of the GNU General Public License and to point readers at the
23025 COPYING3 file and the FSF's license web page.
23026 * config/vax/linux.h: Likewise.
23028 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
23030 * config/i386/i386.md (cmpcc): New.
23031 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
23032 (sync_compare_and_swap_cc*): Delete.
23034 * config/s390/s390.c (s390_compare_emitted): Remove.
23035 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
23036 s390_compare_emitted used to be handled. Assert that modes match.
23037 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
23038 refer to sync_compare_and_swap_ccsi.
23039 * config/s390/s390.h (s390_compare_emitted): Remove.
23040 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
23041 instead of s390_compare_emitted.
23042 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
23043 instead of s390_compare_emitted.
23044 * config/s390/s390.md (cmpcc): New.
23045 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
23046 CC_REGNUM, do not pretend it's set.
23047 (sync_compare_and_swap_cc*): Delete.
23048 * config/s390/predicates.md (cc_reg_operand): New.
23050 * expr.c (sync_compare_and_swap_cc): Delete.
23051 * optabs.h (sync_compare_and_swap_cc): Delete.
23052 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
23053 is being used with can_compare_p.
23054 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
23055 (find_cc_set): New.
23056 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
23057 look for a MODE_CC set instead. Use emit_store_flag.
23058 (expand_compare_and_swap_loop): Likewise, with some additional
23059 complication to avoid a force_reg when useless. Use
23060 emit_cmp_and_jump_insns.
23061 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
23062 * doc/md.texi (sync_compare_and_swap_cc): Merge with
23063 sync_compare_and_swap documentation.
23065 2009-04-09 Jan Hubicka <jh@suse.cz>
23067 * except.c (find_prev_try): Break out from ....
23068 (duplicate_eh_regions): ... here; properly update prev_try pointers
23069 when duplication part of tree.
23070 (dump_eh_tree): Improve dumping.
23071 (verify_eh_region): New.
23072 (verify_eh_tree): Use it.
23074 2009-04-06 Richard Guenther <rguenther@suse.de>
23076 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
23077 &ARRAY addresses by adjusting their types and prepending
23079 * tree-cfg.c (verify_gimple_assign_single): Verify that
23080 addresses are correct.
23082 2009-04-09 Richard Guenther <rguenther@suse.de>
23084 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
23085 indices into an array reference if possible.
23086 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
23087 Fold POINTER_PLUS_EXPR statements with invariant address.
23089 2009-04-09 Alan Modra <amodra@bigpond.net.au>
23092 * config.gcc (powerpc64-*-linux*): Always build biarch.
23094 2009-04-09 Joseph Myers <joseph@codesourcery.com>
23097 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
23098 it and pedwarn if this results in an INTEGER_CST.
23100 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23102 * doc/install.texi: Update minimum GMP version. Remove obsolete
23103 text in MPFR section.
23105 2009-04-08 Jakub Jelinek <jakub@redhat.com>
23107 * dwarf2out.c (class_scope_p): New static inline.
23108 (class_or_namespace_scope_p): Use it.
23109 (gen_variable_die): Use DW_TAG_member tag for static data member
23110 declarations instead of DW_TAG_variable.
23112 PR middle-end/39573
23113 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
23116 2009-04-08 Richard Guenther <rguenther@suse.de>
23118 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
23119 valueize random data.
23121 2009-04-08 David Edelsohn <edelsohn@gnu.org>
23123 * config.gcc (aix tm_file): Add aix-stdint.h.
23124 (aix tm clause use_gcc_stdint): Set to wrap.
23125 * config/rs6000/aix-stdint.h: New file.
23127 2009-04-08 Richard Guenther <rguenther@suse.de>
23129 PR middle-end/36291
23130 * tree-dfa.c (add_referenced_var): Do not recurse into
23131 global initializers.
23132 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
23134 (fold_const_aggregate_ref): Likewise.
23136 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23138 * recog.c (ordered_comparison_operator): New.
23139 * gensupport.c (std_preds): Add it.
23140 * doc/md.texi (Machine-Independent Predicates): Document it.
23142 2009-04-08 Jan Hubicka <jh@suse.cz>
23144 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
23145 * function.h (rtl_eh): Remove exception_handler_label_map.
23146 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
23147 remove_exception_handler_label, for_each_eh_label_1): Remove.
23148 (rtl_remove_unreachable_regions): Remove.
23149 (convert_from_eh_region_ranges): Do not remove unreachable regions.
23150 (find_exception_handler_labels): Don't build the hashtable.
23151 (maybe_remove_eh_handler): Remove.
23152 (for_each_eh_label): Rewrite to walk the tree.
23153 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
23154 * except.h (maybe_remove_eh_handler): Remove.
23155 * passes.c (init_optimization_passes): Schedule second EH cleanup
23157 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
23158 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
23160 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
23162 * genoutput.c (validate_optab_operands): New.
23163 (gen_insn, gen_expand): Call it.
23165 * genflags.c (gen_insn): Detect misused iterators.
23166 (main): Pass line_no to gen_insn, exit with status 1 on error.
23168 * genextract.c (line_no): Make global.
23169 (VEC_safe_set_locstr): Change assertion to error message.
23170 (main): Exit with status 1 on error.
23172 2009-04-08 Joseph Myers <joseph@codesourcery.com>
23176 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
23177 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
23178 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
23179 * c-convert.c (convert): Do not call fold on results of conversion
23180 functions when the result is a C_MAYBE_CONST_EXPR.
23181 * c-parser.c (c_parser_postfix_expression): Do not fold condition
23182 of __builtin_choose_expr.
23183 * c-typeck.c (remove_c_maybe_const_expr): New.
23184 (build_unary_op, build_conditional_expr, build_compound_expr,
23185 build_binary_op, c_objc_common_truthvalue_conversion): Call
23186 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
23189 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
23191 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
23192 CODE to produce a new one. Add a prototype to use fold_convert_const
23194 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
23197 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
23198 mix declarations and code.
23200 2009-04-08 Ben Elliston <bje@au.ibm.com>
23202 * gcc.c: Replace `CC' with `GCC' throughout.
23204 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
23206 * doc/invoke.texi: Document Atom support.
23208 2009-04-07 Jason Merrill <jason@redhat.com>
23211 * c-common.h, c-common.c: Add flag_pretty_templates.
23212 * c-opts.c (c_common_handle_option): Set it.
23213 * c.opt: Add -fno-pretty-templates.
23214 * doc/invoke.texi (C++ Dialect Options): Likewise.
23216 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
23218 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
23219 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
23220 (ia64_expand_builtin): Likewise.
23222 2009-04-07 Martin Jambor <mjambor@suse.cz>
23224 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
23225 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
23226 ADDR_EXPRS are include too.
23228 2009-04-07 Richard Guenther <rguenther@suse.de>
23230 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
23231 decls are only used if passes as parameters or if they are
23232 local statics and the call is not to a builtin.
23233 (call_may_clobber_ref_p_1): Likewise.
23235 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23237 * expr.c (do_store_flag): Remove last argument. Simplify code
23238 to avoid duplication of tests already done by can_compare_p.
23239 (expand_expr_real_1): Adjust caller.
23241 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23243 * optabs.c (can_compare_p): Test the predicate of a
23244 cbranch and cstore pattern.
23246 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23248 * expr.c (convert_move): Use emit_store_flag instead of
23251 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
23253 * config/i386/i386.c (ix86_compare_emitted): Remove.
23254 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
23255 ix86_compare_op0 like ix86_compare_emitted used to be handled.
23256 * config/i386/i386.h (ix86_compare_emitted): Remove.
23257 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
23258 instead of ix86_compare_emitted.
23259 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
23261 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
23263 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
23264 Add t-sysroot-suffix to tmake_file.
23265 * config/print-sysroot-suffix.sh: New file.
23266 * config/t-sysroot-suffix: New file.
23268 2009-04-07 Ben Elliston <bje@au.ibm.com>
23270 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
23271 as the latter produces a warning when the target does not support
23274 2009-04-07 Ben Elliston <bje@au.ibm.com>
23276 * dfp.c: Replace type punning assignments with memcpy throughout.
23277 * Makefile.in (dfp.o-warn): Remove.
23279 2009-04-07 Alan Modra <amodra@bigpond.net.au>
23282 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
23283 Include soft-fp/t-softfp after rs6000/t-linux64.
23285 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
23287 * stor-layout.c (set_sizetype): Use the full precision of their
23288 machine mode for bitsize types.
23290 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
23292 * config/i386/i386.md: Revert 2 accidental checkins.
23294 2009-04-06 Joey Ye <joey.ye@intel.com>
23295 Xuepeng Guo <xuepeng.guo@intel.com>
23296 H.J. Lu <hongjiu.lu@intel.com>
23298 Atom pipeline model, tuning and insn selection.
23299 * config.gcc (atom): Add atom config options and target.
23301 * config/i386/atom.md: New.
23303 * config/i386/i386.c (atom_cost): New cost.
23304 (m_ATOM): New macro flag.
23305 (initial_ix86_tune_features): Set m_ATOM.
23306 (x86_accumulate_outgoing_args): Likewise.
23307 (x86_arch_always_fancy_math_387): Likewise.
23308 (processor_target): Add Atom cost.
23309 (cpu_names): Add Atom cpu name.
23310 (override_options): Set Atom ISA.
23311 (ix86_issue_rate): New case PROCESSOR_ATOM.
23312 (ix86_adjust_cost): Likewise.
23314 * config/i386/i386.h (TARGET_ATOM): New target macro.
23315 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
23316 (TARGET_OPT_AGU): New target option.
23317 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
23318 (processor_type): Add PROCESSOR_ATOM.
23320 * config/i386/i386.md (cpu): Add new value "atom".
23321 (use_carry, movu): New attr.
23322 (atom.md): Include atom.md.
23323 (adddi3_carry_rex64): Set attr "use_carry".
23324 (addqi3_carry): Likewise.
23325 (addhi3_carry): Likewise.
23326 (addsi3_carry): Likewise.
23327 (*addsi3_carry_zext): Likewise.
23328 (subdi3_carry_rex64): Likewise.
23329 (subqi3_carry): Likewise.
23330 (subhi3_carry): Likewise.
23331 (subsi3_carry): Likewise.
23332 (x86_movdicc_0_m1_rex64): Likewise.
23333 (*x86_movdicc_0_m1_se): Likewise.
23334 (x86_movsicc_0_m1): Likewise.
23335 (*x86_movsicc_0_m1_se): Likewise.
23336 (*adddi_1_rex64): Emit add insn as much as possible.
23337 (*addsi_1): Likewise.
23338 (return_internal): Set atom_unit.
23339 (return_internal_long): Likewise.
23340 (return_pop_internal): Likewise.
23341 (*rcpsf2_sse): Set atom_sse_attr attr.
23342 (*qrt<mode>2_sse): Likewise.
23343 (*prefetch_sse): Likewise.
23345 * config/i386/i386-c.c (ix86_target_macros_internal): New case
23347 (ix86_target_macros_internal): Likewise.
23349 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
23350 (*prefetch_sse_rex): Likewise.
23351 (sse_rcpv4sf2): Likewise.
23352 (sse_vmrcpv4sf2): Likewise.
23353 (sse_sqrtv4sf2): Likewise.
23354 (<sse>_vmsqrt<mode>2): Likewise.
23355 (sse_ldmxcsr): Likewise.
23356 (sse_stmxcsr): Likewise.
23357 (*sse_sfence): Likewise.
23358 (sse2_clflush): Likewise.
23359 (*sse2_mfence): Likewise.
23360 (*sse2_lfence): Likewise.
23361 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
23362 (<sse>_movup<ssemodesuffixf2c>): Likewise.
23363 (avx_movdqu<avxmodesuffix>): Likewise.
23364 (avx_lddqu<avxmodesuffix>): Likewise.
23365 (sse2_movntv2di): Change attr "type" to "ssemov".
23366 (sse2_movntsi): Likewise.
23367 (rsqrtv8sf2): Change attr "type" to "sseadd".
23368 (sse3_addsubv2df3): Set attr "atom_unit".
23369 (sse3_h<plusminus_insn>v4sf3): Likewise.
23370 (*sse2_pmaddwd): Likewise.
23371 (*vec_extractv2di_1_rex64): Likewise.
23372 (*vec_extractv2di_1_avx): Likewise.
23373 (sse2_psadbw): Likewise.
23374 (ssse3_phaddwv8hi3): Likewise.
23375 (ssse3_phaddwv4hi3): Likewise.
23376 (ssse3_phadddv4si3): Likewise.
23377 (ssse3_phadddv2si3): Likewise.
23378 (ssse3_phaddswv8hi3): Likewise.
23379 (ssse3_phaddswv4hi3): Likewise.
23380 (ssse3_phsubwv8hi3): Likewise.
23381 (ssse3_phsubwv4hi3): Likewise.
23382 (ssse3_phsubdv4si3): Likewise.
23383 (ssse3_phsubdv2si3): Likewise.
23384 (ssse3_phsubswv8hi3): Likewise.
23385 (ssse3_phsubswv4hi3): Likewise.
23386 (ssse3_pmaddubsw128): Likewise.
23387 (sse3_pmaddubsw: Likewise.
23388 (ssse3_palignrti): Likewise.
23389 (ssse3_palignrdi): Likewise.
23391 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
23393 * doc/install.texi (Specific): Fix two cross-references to MinGW.
23395 2009-04-06 Richard Guenther <rguenther@suse.de>
23397 PR tree-optimization/28868
23398 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
23399 of which PHI results we inserted.
23400 (insert_into_preds_of_block): Record inserted PHIs.
23401 (eliminate): Eliminate redundant PHI nodes.
23402 (init_pre): Init inserted_phi_names.
23404 2009-04-06 Richard Guenther <rguenther@suse.de>
23406 PR tree-optimization/39643
23407 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
23408 IMAGPART_EXPRs of complex constants.
23409 (execute_fold_all_builtins): If we folded a call queue
23410 TODO_update_address_taken.
23412 2009-04-06 Jan Hubicka <jh@suse.cz>
23414 PR middle-end/39659
23415 * except.c (remove_unreachable_regions): Propagate may_contain_throw
23418 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
23420 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
23422 (ic_invalidate_array): Likewise.
23424 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
23426 * calls.c (emit_library_call_value_1): Fix a problem with parameter
23427 alignment for library calls.
23429 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
23431 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
23432 (mingw32 tm clause use_gcc_stdint): Set to wrap.
23433 * config/i386/mingw-stdint.h: New file.
23435 2009-04-05 Richard Guenther <rguenther@suse.de>
23437 PR tree-optimization/39648
23438 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
23439 our &A vs. &A[0] IL deficiencies.
23441 2009-04-04 Jan Hubicka <jh@suse.cz>
23443 * except.c (sjlj_find_directly_reachable_regions): Be ready for
23444 removed toplevel regions.
23445 (sjlj_mark_call_sites): Likewise.
23447 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
23449 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
23450 (cygwin tm clause use_gcc_stdint): Set to wrap.
23451 * config/i386/cygwin-stdint.h: New file.
23453 2009-04-04 Richard Guenther <rguenther@suse.de>
23455 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
23456 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
23457 single-argument PHIs if we are in loop-closed SSA form.
23458 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
23459 for the pre-condition.
23460 (slpeel_tree_peel_loop_to_edge): Likewise.
23461 (vect_build_loop_niters): Take an optional sequence to append stmts.
23462 (vect_generate_tmps_on_preheader): Likewise.
23463 (vect_do_peeling_for_loop_bound): Take extra guards for the
23465 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
23466 the cost model check.
23467 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
23468 guards if we are going to peel. Do not apply versioning in that case.
23469 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
23470 (vect_do_peeling_for_loop_bound): Likewise.
23471 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
23472 loop bound only record extra pre-conditions, do not apply loop
23475 2009-04-04 Richard Guenther <rguenther@suse.de>
23477 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
23480 2009-04-04 Jan Hubicka <jh@suse.cz>
23482 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
23483 last_basic_block for size of bb->index indexed array.
23484 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
23485 compute_out, link_btr_uses, build_btr_def_use_webs,
23486 build_btr_def_use_webs, migrate_btr_defs): Likewise.
23488 2009-04-04 Jan Hubicka <jh@suse.cz>
23490 * except.c (remove_eh_handler_and_replace): Break out from ...
23491 (remove_eh_handler): ... here.
23492 (bring_to_root): New function.
23493 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
23494 handled ones, bring others to root of tree.
23496 2009-04-04 Jan Hubicka <jh@suse.cz>
23498 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
23499 (all_phis_safe_to_merge): New function.
23500 (update_info): New structure.
23501 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
23502 (cleanup_empty_eh): Update SSA if possible.
23504 2009-04-04 Richard Guenther <rguenther@suse.de>
23506 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
23507 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
23508 (append_vuse): Likewise.
23510 2009-04-04 Jakub Jelinek <jakub@redhat.com>
23512 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
23513 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
23514 instead of REG_UNSAVED for DW_CFA_undefined.
23515 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
23516 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
23519 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
23522 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
23524 2009-04-04 Richard Guenther <rguenther@suse.de>
23526 PR tree-optimization/8781
23527 PR tree-optimization/37892
23528 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
23529 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
23530 (valueize_refs): Call it for *& valueizations.
23531 (shared_reference_ops_from_ref): Rename to ...
23532 (valueize_shared_reference_ops_from_ref): ... this and valueize.
23533 (shared_reference_ops_from_call): Rename to ...
23534 (valueize_shared_reference_ops_from_call): ... this and valueize.
23535 (vn_reference_lookup): Update.
23536 (visit_reference_op_call): Likewise.
23537 * tree-ssa-pre.c (phi_translate_1): Fold *&.
23538 (eliminate): Value-replace the call address in call statements.
23540 2009-04-04 Richard Guenther <rguenther@suse.de>
23542 PR tree-optimization/39636
23543 * tree-ssa-forwprop.c
23544 (forward_propagate_addr_into_variable_array_index): Check for
23545 GIMPLE_ASSIGN before accessing the rhs code.
23547 2009-04-03 Jason Merrill <jason@redhat.com>
23549 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
23551 2009-04-03 Steve Ellcey <sje@cup.hp.com>
23553 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
23554 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
23555 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
23556 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
23557 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
23558 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
23559 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
23560 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
23561 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
23562 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
23563 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
23564 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
23565 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
23566 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
23567 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
23568 Use fr_reg_or_fp01_operand instead of fr_register_operand
23570 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
23571 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
23572 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
23574 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
23576 PR rtl-optimization/39607
23577 PR rtl-optimization/39631
23581 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
23582 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
23583 instead of DF_LR_OUT.
23584 * ira-lives.c (process_bb_node_lives): Ditto.
23585 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
23586 instead of DF_LR_{OUT,IN}.
23587 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
23588 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
23590 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
23592 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
23593 (execute_lower_omp): Always run but take the short way out if -fopenmp
23595 (gate_lower_omp): Remove, forcing the pass manager to always run the
23596 pass and always set PROP_gimple_lomp.
23597 (pass_lower_omp): Remove gate function.
23598 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
23599 PROP_trees. Instead, require it.
23600 * ipa-cp.c (pass_ipa_cp): Likewise.
23601 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
23602 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
23603 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
23604 and PROP_gimple_leh.
23606 2009-04-03 Richard Guenther <rguenther@suse.de>
23608 PR middle-end/13146
23609 PR tree-optimization/23940
23610 PR tree-optimization/33237
23611 PR middle-end/33974
23612 PR middle-end/34093
23613 PR tree-optimization/36201
23614 PR tree-optimization/36230
23615 PR tree-optimization/38049
23616 PR tree-optimization/38207
23617 PR tree-optimization/38230
23618 PR tree-optimization/38301
23619 PR tree-optimization/38585
23620 PR middle-end/38895
23621 PR tree-optimization/38985
23622 PR tree-optimization/39299
23623 * tree-ssa-structalias.h: Remove.
23624 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
23625 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
23626 (struct vuse_element_d): Remove.
23627 (struct vuse_vec_d): Likewise.
23628 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
23629 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
23630 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
23631 VUSE_ELEMENT_VAR): Likewise.
23632 (struct voptype_d): Likewise.
23633 (NUM_VOP_FREE_BUCKETS): Likewise.
23634 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
23635 (struct stmt_operands_d): Remove.
23636 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
23637 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
23638 VDEF_NUM, VDEF_VECT): Likewise.
23639 (copy_virtual_operands): Remove.
23640 (operand_build_cmp): Likewise.
23641 (create_ssa_artificial_load_stmt): Likewise.
23642 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
23643 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
23644 vuse_index and mayuse_index members. Pack and move done and iter_type
23645 members to the front.
23646 (SSA_OP_VMAYUSE): Remove.
23647 (SSA_OP_VIRTUAL_USES): Adjust.
23648 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
23649 (unlink_stmt_vdef): Declare.
23650 (add_to_addressable_set): Remove.
23651 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
23652 (vrp_visit_stmt): Likewise.
23653 * doc/tree-ssa.texi (Alias analysis): Update.
23654 * doc/invoke.texi (max-aliased-vops): Remove docs.
23655 (avg-aliased-vops): Likewise.
23656 * tree-into-ssa.c (syms_to_rename): Remove.
23657 (need_to_update_vops_p): Likewise.
23658 (need_to_initialize_update_ssa_p): Rename to ...
23659 (update_ssa_initialized_fn): ... this. Track function we are
23661 (symbol_marked_for_renaming): Simplify.
23662 (add_new_name_mapping): Do not set need_to_update_vops_p.
23663 (dump_currdefs): Use SYMS_TO_RENAME.
23664 (rewrite_update_stmt): Always walk all uses/defs.
23665 (dump_update_ssa): Adjust.
23666 (init_update_ssa): Take function argument. Track what we are
23668 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
23669 (create_new_def_for): Initialize for cfun, assert we are initialized
23671 (mark_sym_for_renaming): Simplify.
23672 (mark_set_for_renaming): Do not initialize update-ssa.
23673 (need_ssa_update_p): Simplify. Take function argument.
23674 (name_mappings_registered_p): Assert we ask for the correct function.
23675 (name_registered_for_update_p): Likewise.
23676 (ssa_names_to_replace): Likewise.
23677 (release_ssa_name_after_update_ssa): Likewise.
23678 (update_ssa): Likewise. Use SYMS_TO_RENAME.
23679 (dump_decl_set): Do not print a newline.
23680 (debug_decl_set): Do it here.
23681 (dump_update_ssa): And here.
23682 * tree-ssa-loop-im.c (move_computations): Adjust.
23683 (movement_possibility): Likewise.
23684 (determine_max_movement): Likewise.
23685 (gather_mem_refs_stmt): Likewise.
23686 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
23687 or NAME_MEMORY_TAG.
23688 * tree-complex.c (update_all_vops): Remove.
23689 (expand_complex_move): Adjust.
23690 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
23691 Simplify test for memory referencing statement. Exclude
23692 non-invariant ADDR_EXPRs.
23693 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
23694 * tree-loop-distribution.c (generate_memset_zero): Adjust.
23695 (rdg_flag_uses): Likewise.
23696 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
23698 (tree_optimize_tail_calls_1): Also split the
23699 edge from the entry block if we have degenerate PHI nodes in
23700 the first basic block.
23701 * tree.c (init_ttree): Remove memory-tag related code.
23702 (tree_code_size): Likewise.
23703 (tree_node_structure): Likewise.
23704 (build7_stat): Re-write to be build6_stat.
23705 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
23706 (SSA_VAR_P): Adjust.
23707 (struct tree_memory_tag): Remove.
23708 (struct tree_memory_partition_tag): Likewise.
23709 (union tree_node): Adjust.
23710 (build7): Re-write to be build6.
23711 * tree-pass.h (pass_reset_cc_flags): Remove.
23712 (TODO_update_address_taken): New flag.
23713 (pass_simple_dse): Remove.
23714 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
23715 * params.h (MAX_ALIASED_VOPS): Remove.
23716 (AVG_ALIASED_VOPS): Likewise.
23717 * omp-low.c (expand_omp_taskreg): Update SSA form.
23718 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
23719 aliases the lhs in a copy stmt.
23720 * tree-ssa-dse.c (struct address_walk_data): Remove.
23721 (memory_ssa_name_same): Likewise.
23722 (memory_address_same): Likewise.
23723 (get_kill_of_stmt_lhs): Likewise.
23724 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
23725 unused stores. Look through PHI nodes into post-dominated regions.
23726 (dse_optimize_stmt): Simplify. Properly remove stores.
23727 (tree_ssa_dse): Compute dominators.
23728 (execute_simple_dse): Remove.
23729 (pass_simple_dse): Likewise.
23730 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
23731 gimple_loaded_syms and gimple_stored_syms computation.
23732 * toplev.c (dump_memory_report): Dump alias and pta stats.
23733 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
23734 (vn_reference_eq): Likewise.
23735 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
23736 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
23737 valueize_vuses): Remove.
23738 (get_def_ref_stmt_vuses): Simplify. Rename to ...
23739 (get_def_ref_stmt_vuse): ... this.
23740 (vn_reference_lookup_2): New function.
23741 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
23742 walking equivalent vuses. Simplify.
23743 (vn_reference_lookup): Likewise.
23744 (vn_reference_insert): Likewise.
23745 (vn_reference_insert_pieces): Likewise.
23746 (visit_reference_op_call): Simplify.
23747 (visit_reference_op_load): Likewise.
23748 (visit_reference_op_store): Likewise.
23749 (init_scc_vn): Remove shared_lookup_vuses initialization.
23750 (free_scc_vn): Remove shared_lookup_vuses freeing.
23751 (sort_vuses, sort_vuses_heap): Remove.
23752 (get_ref_from_reference_ops): Export.
23753 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
23754 vector with single vuse pointer.
23755 (vn_reference_lookup_pieces, vn_reference_lookup,
23756 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
23757 (shared_vuses_from_stmt): Remove.
23758 (get_ref_from_reference_ops): Declare.
23759 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
23760 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
23761 memory-tag related code.
23762 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
23763 (likely_value): Add comment, skip static-chain of call statements.
23764 (surely_varying_stmt_p): Adjust.
23765 (gimplify_and_update_call_from_tree): Likewise.
23766 (execute_fold_all_builtins): Do not rebuild alias info.
23767 (gimplify_and_update_call_from_tree): Properly update VOPs.
23768 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
23769 (copy_ref_info): Remove memory-tag related code.
23770 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
23771 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
23772 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
23774 * tree-ssa-dom.c (gimple_p): Remove typedef.
23775 (eliminate_redundant_computations): Adjust.
23776 (record_equivalences_from_stmt): Likewise.
23777 (avail_expr_hash): Likewise.
23778 (avail_expr_eq): Likewise.
23779 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
23780 (stmt_makes_single_load): Likewise.
23781 (stmt_makes_single_store): Likewise.
23782 * tree-ssa-alias.c: Rewrite completely.
23783 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
23784 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
23785 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
23786 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
23787 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
23788 Remove public functions.
23789 (pass_reset_cc_flags): Remove.
23790 (pass_build_alias): Move ...
23791 * tree-ssa-structalias.c (pass_build_alias): ... here.
23792 * tree-ssa-alias.c (may_be_aliased): Move ...
23793 * tree-flow-inline.h (may_be_aliased): ... here.
23794 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
23795 count_uses_and_derefs): Move ...
23796 * gimple.c: ... here.
23797 * gimple.h (count_uses_and_derefs): Declare.
23798 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
23799 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
23800 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
23801 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
23802 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
23803 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
23804 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
23806 * tree-dfa.c (refs_may_alias_p): Move ...
23807 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
23808 * tree-ssa-alias.h: New file.
23809 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
23810 (statement_sink_location): Likewise.
23811 * opts.c (decode_options): Do not adjust max-aliased-vops or
23812 avg-aliased-vops values.
23813 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
23814 (TV_CALL_CLOBBER): Likewise.
23815 (TV_FLOW_SENSITIVE): Likewise.
23816 (TV_FLOW_INSENSITIVE): Likewise.
23817 (TV_MEMORY_PARTITIONING): Likewise.
23818 (TV_ALIAS_STMT_WALK): New timevar.
23819 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
23820 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
23821 (get_address_description): Remove memory-tag related code.
23822 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
23823 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
23824 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
23825 and immediate uses in statements. Document.
23826 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
23827 (dump_symbols): Remove.
23828 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
23829 * alias.c (get_deref_alias_set): New function split out from ...
23830 (get_alias_set): ... here.
23831 * alias.h (get_deref_alias_set): Declare.
23832 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
23833 type parameter. Remove restrict pointer handling. Create a
23834 ref-all pointer in case type-based alias sets do not conflict.
23835 (vect_analyze_data_refs): Remove SMT related code.
23836 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
23837 (vectorizable_load): Likewise.
23838 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
23839 (DR_SYMBOL_TAG, DR_VOPS): Remove.
23840 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
23841 Ignore vops and SMTs.
23842 (dr_analyze_alias): Likewise..
23843 (free_data_ref): Likewise.
23844 (create_data_ref): Likewise.
23845 (analyze_all_data_dependences): Likewise.
23846 (get_references_in_stmt): Adjust.
23847 * tree-flow-inline.h (gimple_aliases_computed_p,
23848 gimple_addressable_vars, gimple_call_clobbered_vars,
23849 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
23850 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
23851 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
23852 gimple_mem_ref_stats): Remove.
23853 (gimple_vop): New function.
23854 (op_iter_next_use): Remove vuses and mayuses cases.
23855 (op_iter_next_def): Remove vdefs case.
23856 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
23857 (clear_and_done_ssa_iter): Do not set removed fields.
23858 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
23859 Assert we are not iterating over vuses or vdefs if not also
23860 iterating over uses or defs.
23861 (op_iter_init_use): Likewise.
23862 (op_iter_init_def): Likewise.
23863 (op_iter_next_vdef): Remove.
23864 (op_iter_next_mustdef): Likewise.
23865 (op_iter_init_vdef): Likewise.
23866 (compare_ssa_operands_equal): Likewise.
23867 (link_use_stmts_after): Handle vuse operand.
23868 (is_call_used): Use is_call_clobbered.
23869 (is_call_clobbered): Global variables are always call clobbered,
23870 query the call-clobbers bitmap.
23871 (mark_call_clobbered): Ignore global variables.
23872 (clear_call_clobbered): Likewise.
23873 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
23874 virtual operands sanity check.
23875 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
23877 (TARGET_MEM_REF): Remove TMR_TAG operand.
23878 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
23879 Remove call-clobber related code.
23880 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
23881 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
23882 partitions or escape reason.
23883 (get_single_def_stmt, get_single_def_stmt_from_phi,
23884 get_single_def_stmt_with_phi): Remove.
23885 (dump_referenced_vars): Tidy.
23886 (get_ref_base_and_extent): Allow bare decls.
23887 (collect_dfa_stats): Adjust.
23888 * graphite.c (rename_variables_in_stmt): Adjust.
23889 (graphite_copy_stmts_from_block): Likewise.
23890 (translate_clast): Likewise.
23891 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
23893 (translate_vuse_through_block): Use the oracle.
23894 (phi_translate_1): Adjust.
23895 (value_dies_in_block_x): Use the oracle. Cache the outcome
23897 (valid_in_sets): Check if the VUSE for
23898 a REFERENCE is available.
23899 (eliminate): Do not remove stmts during elimination,
23900 instead queue and remove them afterwards.
23901 (do_pre): Do not rebuild alias info.
23902 (pass_pre): Run TODO_rebuild_alias before PRE.
23903 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
23904 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
23905 (mark_all_v_defs_stmt): Remove.
23906 (mark_all_v_defs_seq): Adjust.
23907 (sra_replace): Likewise.
23908 (scalarize_use): Likewise.
23909 (scalarize_copy): Likewise.
23910 (scalarize_init): Likewise.
23911 (scalarize_ldst): Likewise.
23912 (todoflags): Remove.
23913 (tree_sra): Do not rebuild alias info.
23914 (tree_sra_early): Adjust.
23915 (pass_sra): Run TODO_update_address_taken before SRA.
23916 * tree-predcom.c (set_alias_info): Remove.
23917 (prepare_initializers_chain): Do not call it.
23918 (mark_virtual_ops_for_renaming): Adjust.
23919 (mark_virtual_ops_for_renaming_list): Remove.
23920 (initialize_root_vars): Adjust.
23921 (initialize_root_vars_lm): Likewise.
23922 (prepare_initializers_chain): Likewise.
23923 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
23924 (may_propagate_copy_into_stmt): Likewise.
23925 (merge_alias_info): Do nothing for now.
23926 (propagate_tree_value_into_stmt): Adjust.
23927 (stmt_may_generate_copy): Likewise.
23928 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
23929 not mark symbols for renaming.
23930 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
23931 with the same statement, make sure to update the new pointed-to one.
23932 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
23933 call statements, do not mark symbols for renaming.
23934 (mark_operand_necessary): Dump something.
23935 (ref_may_be_aliased): New function.
23936 (mark_aliased_reaching_defs_necessary_1): New helper function.
23937 (mark_aliased_reaching_defs_necessary): Likewise.
23938 (mark_all_reaching_defs_necessary_1): Likewise.
23939 (mark_all_reaching_defs_necessary): Likewise.
23940 (propagate_necessity): Do not process virtual PHIs. For
23941 non-aliased loads mark all reaching definitions as necessary.
23942 For aliased loads and stores mark the immediate dominating
23943 aliased clobbers as necessary.
23944 (visited): New global static.
23945 (perform_tree_ssa_dce): Free visited bitmap after propagating
23947 (remove_dead_phis): Perform simple dead virtual PHI removal.
23948 (remove_dead_stmt): Properly unlink virtual operands when
23950 (eliminate_unnecessary_stmts): Schedule PHI removal after
23952 * tree-ssa-ter.c (is_replaceable_p): Adjust.
23953 (process_replaceable): Likewise.
23954 (find_replaceable_in_bb): Likewise.
23955 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
23956 based on the single gimple vop.
23957 (verify_flow_insensitive_alias_info): Remove.
23958 (verify_flow_sensitive_alias_info): Likewise.
23959 (verify_call_clobbering): Likewise.
23960 (verify_memory_partitions): Likewise.
23961 (verify_alias_info): Likewise.
23962 (verify_ssa): Adjust..
23963 (execute_update_addresses_taken): Export. Update SSA
23964 manually. Optimize only when optimizing. Use a local bitmap.
23965 (pass_update_address_taken): Remove TODO_update_ssa, add
23967 (pass_update_address_taken): Just use TODO_update_address_taken.
23968 (init_tree_ssa): Do not initialize addressable_vars.
23969 (verify_ssa): Verify new VUSE / VDEF properties.
23970 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
23971 Do not call verify_alias_info.
23972 (delete_tree_ssa): Clear the VUSE, VDEF operands.
23973 Do not free the loaded and stored syms bitmaps. Reset the escaped
23974 and callused solutions. Do not free addressable_vars.
23975 Remove memory-tag related code.
23976 (warn_uninitialized_var): Aliases are always available.
23977 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
23978 * lambda-code.c (can_put_in_inner_loop): Adjust.
23979 (can_put_after_inner_loop): Likewise.
23980 (perfect_nestify): Likewise.
23981 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
23982 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
23983 (vectorizable_conversion): Do not mark symbols for renaming.
23984 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
23985 (expand_call_inline): Unlink the calls virtual operands before
23987 (tree_function_versioning): Do not call update_ssa if we are not
23988 updating clones. Simplify.
23989 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
23990 (propagate_with_phi): Likewise..
23991 * tree-outof-ssa.c (create_temp): Remove memory tag and call
23992 clobber code. Assert we are not aliased or global.
23993 * tree-flow.h: Include tree-ssa-alias.h
23994 (enum escape_type): Remove.
23995 (struct mem_sym_stats_d): Likewise.
23996 (struct mem_ref_stats_d): Likewise.
23997 (struct gimple_df): Add vop member. Remove global_var,
23998 call_clobbered_vars, call_used_vars, addressable_vars,
23999 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
24000 escaped and callused members.
24001 (struct ptr_info_def): Remove all members, add points-to solution
24003 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
24004 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
24005 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
24006 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
24007 (tree-ssa-alias.o): Likewise.
24008 (toplev.o): Add tree-ssa-alias.h
24009 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
24010 * gimple.c (gimple_set_bb): Fix off-by-one error.
24011 (is_gimple_reg): Do not handle memory tags.
24012 (gimple_copy): Also copy virtual operands.
24013 Delay updating the statement. Do not reset loaded and stored syms.
24014 (gimple_set_stored_syms): Remove.
24015 (gimple_set_loaded_syms): Likewise.
24016 (gimple_call_copy_skip_args): Copy the virtual operands
24017 and mark the new statement modified.
24018 * tree-ssa-structalias.c (may_alias_p): Remove.
24019 (set_uids_in_ptset): Take the alias set to prune with as
24020 parameter. Fold in the alias test of may_alias_p.
24021 (compute_points_to_sets): Compute whether a ptr is dereferenced
24022 in a local sbitmap.
24023 (process_constraint): Deal with &ANYTHING on the lhs, reject all
24024 other ADDRESSOF constraints on the lhs.
24025 (get_constraint_for_component_ref): Assert that we don't get
24026 ADDRESSOF constraints from the base of the reference.
24027 Properly generate UNKNOWN_OFFSET for DEREF if needed.
24028 (struct variable_info): Remove collapsed_to member.
24029 (get_varinfo_fc): Remove.
24030 (new_var_info): Do not set collapsed_to.
24031 (dump_constraint): Do not follow cycles.
24032 (dump_constraint_graph): Likewise.
24033 (build_pred_graph): Likewise.
24034 (build_succ_graph): Likewise.
24035 (rewrite_constraints): Likewise.
24036 (do_simple_structure_copy): Remove.
24037 (do_rhs_deref_structure_copy): Remove.
24038 (do_lhs_deref_structure_copy): Remove.
24039 (collapse_rest_of_var): Remove.
24040 (do_structure_copy): Re-implement.
24041 (pta_stats): New global variable.
24042 (dump_pta_stats): New function.
24043 (struct constraint_expr): Make offset signed.
24044 (UNKNOWN_OFFSET): Define special value.
24045 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
24046 (solution_set_expand): New helper function split out from ...
24047 (do_sd_constraint): ... here.
24048 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
24049 (do_ds_constraint): Likewise.
24050 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
24051 and CALLUSED = *CALLUSED.
24052 (set_union_with_increment): Make inc argument signed.
24053 (type_safe): Remove.
24054 (get_constraint_for_ptr_offset): Handle unknown and negative
24056 (first_vi_for_offset): Handle offsets before start. Bail
24057 out early for offsets beyond the variable extent.
24058 (first_or_preceding_vi_for_offset): New function.
24059 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
24060 Together with ESCAPED = *ESCAPED this properly computes reachability.
24061 (find_what_var_points_to): New function.
24062 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
24063 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
24064 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
24065 pt_solutions_intersect): New functions.
24066 (compute_call_used_vars): Remove.
24067 (compute_may_aliases): New main entry into PTA computation.
24068 * gimple.h (gimple_p): New typedef.
24069 (struct gimple_statement_base): Remove references_memory_p.
24070 (struct gimple_statement_with_memory_ops_base): Remove
24071 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
24073 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
24074 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
24075 gimple_set_references_memory): Remove.
24076 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
24077 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
24079 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
24080 (verify_expr): Allow RESULT_DECL.
24081 (gimple_duplicate_bb): Do not copy virtual operands.
24082 (gimple_duplicate_sese_region): Adjust.
24083 (gimple_duplicate_sese_tail): Likewise.
24084 (mark_virtual_ops_in_region): Remove.
24085 (move_sese_region_to_fn): Do not call it.
24086 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
24087 and pass_simple_dse.
24088 (execute_function_todo): Handle TODO_update_address_taken,
24089 call execute_update_addresses_taken for TODO_rebuild_alias.
24090 (execute_todo): Adjust.
24091 (execute_one_pass): Init dump files early.
24092 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
24094 (create_general_new_stmt): Clear vops.
24095 * tree-ssa-reassoc.c (get_rank): Adjust.
24096 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
24097 symbols for renaming.
24098 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
24099 (PARAM_AVG_ALIASED_VOPS): Likewise.
24100 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
24101 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
24102 * tree-ssa-operands.c: Simplify for new virtual operand representation.
24103 (operand_build_cmp, copy_virtual_operands,
24104 create_ssa_artificial_load_stmt, add_to_addressable_set,
24105 gimple_add_to_addresses_taken): Remove public functions.
24106 (unlink_stmt_vdef): New function.
24108 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24110 * config.gcc (powerpc-*-linux*): Merge variants.
24112 2009-04-02 Chao-ying Fu <fu@mips.com>
24113 James Grosbach <james.grosbach@microchip.com>
24115 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
24116 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
24118 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
24119 keep_interrupts_masked_p, use_debug_exception_return_p.
24120 (mips_attribute_table): Add interrupt, use_shadow_register_set,
24121 keep_interrupts_masked, use_debug_exception_return.
24122 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
24123 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
24125 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
24126 (mips_print_operand): Process COP0 registers to print $0 .. $31
24127 correctly for GAS to process.
24128 (mips_interrupt_extra_call_saved_reg_p): New function.
24129 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
24131 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
24132 (mips_compute_frame_info): Add supports for interrupt context that
24133 includes doubleword accumulators and COP0 registers.
24134 (mips_for_each_saved_acc): New function.
24135 (mips_for_each_saved_gpr_and_fpr): Change the function name from
24136 mips_for_each_saved_reg.
24137 (mips_save_reg): Save accumulators.
24138 (mips_kernel_reg_p): A new for_each_rtx callback.
24139 (mips_expand_prologue): Support interrupt handlers.
24140 (mips_restore_reg): Restore accumulators.
24141 (mips_expand_epilogue): Support interrupt handlers.
24142 (mips_can_use_return_insn): Return false for interrupt handlers.
24143 (mips_epilogue_uses): New function.
24144 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
24145 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
24146 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
24147 cop0_move): New instructions.
24148 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
24149 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
24151 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
24153 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
24154 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
24155 interrupt handlers, we use K0 as the temporary register.
24156 (EPILOGUE_USES): Change to a function call.
24157 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
24158 handlers, we use K0 as the temporary register.
24160 * doc/extend.texi (Function Attributes): Document interrupt,
24161 use_shadow_register_set, keep_interrupts_masked,
24162 use_debug_exception_return for MIPS attributes.
24164 2009-04-03 Alan Modra <amodra@bigpond.net.au>
24166 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
24167 Remove a number of t-files from tmake_file.
24168 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
24169 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
24170 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
24171 target_prototype, not TARGET_PROTOTYPE.
24172 (LINK_OS_GNU_SPEC): Define.
24173 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
24174 and darwin-ldoubdle.c.
24176 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
24179 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
24180 (cpp_options): Ditto.
24181 (default_compilers): Ditto.
24182 (display_help): Ditto.
24183 (process_command): Ditto.
24184 (do_spec_1): Ditto.
24185 (set_input): Use lbasename instead of duplicate code.
24186 (save_temps_prefix): New static for -save-temps=obj.
24187 (save_temps_length): Ditto.
24189 * doc/invoke.texi (-save-temps=obj): Document new variant to
24190 -save-temps switch.
24192 2009-04-02 Jeff Law <law@redhat.com>
24194 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
24197 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24199 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
24200 * configure: Regenerated.
24202 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24204 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
24205 share the argument list.
24207 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24211 2009-02-12 Diego Novillo <dnovillo@google.com>
24213 * varpool.c (debug_varpool): New.
24214 * cgraph.h (debug_varpool): Declare.
24216 2009-04-02 Jan Hubicka <jh@suse.cz>
24218 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
24221 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
24223 * config/i386/i386.c (ix86_abi): Move initialization to ...
24224 (override_options): Here.
24226 2009-04-02 Christian Bruel <christian.bruel@st.com>
24228 * config/sh/sh.c (sh_dwarf_register_span): New function.
24229 (TARGET_DWARF_REGISTER_SPAN): Define.
24230 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
24232 2009-04-02 Ira Rosen <irar@il.ibm.com>
24234 PR tree-optimization/39595
24235 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
24236 interleaved loads group is not greater than the SLP group size.
24238 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
24240 * builtins.c (is_builtin_name): New.
24241 (called_as_built_in): Use is_builtin_name.
24242 * tree.h (is_builtin_name): New.
24243 * varasm.c (incorporeal_function_p): Use is_builtin_name
24245 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
24247 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
24249 2009-04-02 Dodji Seketeli <dodji@redhat.com>
24252 * c-decl.c (clone_underlying_type): Move this ...
24253 * c-common.c (set_underlying_type): ... here.
24254 Also, make sure the function properly sets TYPE_STUB_DECL() on
24255 the newly created typedef variant type.
24256 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
24257 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
24260 2009-04-02 Richard Guenther <rguenther@suse.de>
24262 PR tree-optimization/37221
24263 * tree-flow.h (degenerate_phi_result): Declare.
24264 * tree-ssa-dom.c (degenerate_phi_result): Export.
24265 * tree-scalar-evolution.c (analyze_initial_condition): If
24266 the initial condition is defined by a degenerate PHI node
24267 use the degenerate value.
24269 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
24271 PR rtl-optimization/39588
24272 * combine.c (merge_outer_ops): Do not set the constant when this
24274 (simplify_shift_const_1): Do not modify it either in this case.
24276 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
24278 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
24279 tuning is deprecated if -mtune value is set to an Itanium1 variant.
24281 2009-04-01 Janis Johnson <janis187@us.ibm.com>
24284 * c-lex.c (interpret_float): Default (no suffix) is double.
24286 2009-04-1 Xinliang David Li <davidxl@google.com>
24288 * config/i386/i386.c (legitimate_constant_p): Recognize
24289 all one vector constant.
24291 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24293 * config/vax/vax.c: Add #includes to silence warnings.
24294 Change #include order to silence two warnings.
24296 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24298 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
24299 (ASM_SPEC): Pass -k to the assembler for PIC code.
24301 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24303 * config.gcc: Add vax-*-linux* to the switch.
24304 * config/vax/linux.h: New file. (TARGET_VERSION,
24305 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
24307 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24309 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
24310 Use predicate macros instead of GET_CODE() == foo.
24311 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
24312 ashlsi3, rotrsi3, <unnamed>): Likewise.
24314 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24316 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
24317 jbbccihi, jbbccisi): Remova trailing whitespace.
24318 * config/vax/constraints.md: Likewise.
24319 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
24320 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
24321 * config/vax/predicates.md: Likewise.
24322 * config/vax/vax.c (print_operand_address, vax_output_int_move,
24323 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
24324 * config/vax/vax.h: Likewise.
24325 * config/vax/vax.md (nonlocal_goto): Likewise.
24327 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24329 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
24330 (indirectable_address_p, adjacent_operands_p): Add spaces around
24332 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
24334 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24336 * config/vax/vax.c (legitimate_constant_address_p,
24337 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
24338 index_term_p, reg_plus_index_p, legitimate_address_p,
24339 vax_mode_dependent_address_p): Update comments to match functions
24340 modified by the recent int->bool conversion.
24342 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24344 * config/vax/builtins.md: Update copyright message.
24345 * config/vax/constraints.md: Likewise.
24346 * config/vax/netbsd-elf.h: Likewise.
24347 * config/vax/predicates.md: Likewise.
24348 * config/vax/vax-protos.h: Likewise.
24349 * config/vax/vax.c: Likewise.
24350 * config/vax/vax.h: Likewise.
24351 * config/vax/vax.md: Likewise.
24352 * config/vax/vax.opt: Likewise.
24354 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
24356 * config/vax/builtins.md (ffssi2, ffssi2_internal,
24357 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
24358 * config/vax/constraints.md (B, R): Likewise.
24359 * config/vax/predicates.md (external_memory_operand,
24360 nonimmediate_addsub_di_operand): Likewise.
24361 * config/vax/vax.c (vax_output_int_add): Likewise.
24362 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
24363 untyped_call): Likewise.
24365 2009-04-01 Matt Thomas <matt@3am-software.com>
24367 * config/vax/predicates.md: New file.
24368 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
24369 external_const_operand, nonsymbolic_operand, external_memory_operand,
24370 indirect_memory_operand, indexed_memory_operand,
24371 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
24372 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
24374 * config/vax/constraints.md: New file.
24375 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
24377 * config/vax/builtins.md: New file.
24378 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
24379 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
24381 * config/vax/vax.opt (mqmath): Add option.
24382 * config/vax/vax.md (isfx): Extend with DI.
24383 (VAXintQH, VAXintQHSD): Define.
24384 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
24385 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
24386 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
24387 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
24388 (movdi): Update constraints and use vax_output_int_move().
24389 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
24390 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
24391 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
24392 nonlocal_goto): New.
24393 (mov<mode>): Extend accepted operand types.
24394 (subdi3_old): Rename from subdi3, change update constraints and use
24395 a new implementation.
24396 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
24397 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
24398 MOVE_RATIO, CLEAR_RATIO): Define.
24399 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
24400 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
24401 (PRINT_OPERAND): Redefine using a function instead of inlined code.
24402 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
24403 (split_quadword_operands): Make static and really allow variable
24405 (print_operand_address): Update for PIC generation.
24406 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
24407 indexable_address_p, fixup_mathdi_operand,
24408 vax_expand_addsub_di_operands, adjacent_operands_p): New.
24409 (vax_float_literal, legitimate_constant_p,
24410 indirectable_constant_address_p, index_term_p,
24411 reg_plus_index_p): Return bool instead of int.
24412 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
24414 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
24416 (vax_output_conditional_branch): Indent.
24417 (legitimate_constant_address_p, indirectable_constant_address_p,
24418 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
24419 vax_mode_dependent_address_p): Return bool instead of int, update for
24421 * config/vax/vax-protos.h (legitimate_constant_address_p,
24422 legitimate_constant_p, legitimate_address_p,
24423 vax_mode_dependent_address_p): Change declaration to bool.
24424 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
24425 vax_expand_addsub_di_operands, vax_output_int_subtract,
24426 vax_output_movmemsi): Declare.
24427 (split_quadword_operands, vax_float_literal): Delete declaration.
24428 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
24429 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
24430 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
24431 ASM_OUTPUT_DWARF_PCREL): Define.
24432 (ASM_SPEC): Change definition to allow PIC generation.
24434 2009-04-01 Steve Ellcey <sje@cup.hp.com>
24436 * doc/sourcebuild.texi: Update front-end requirements.
24438 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24441 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
24442 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
24443 (booldi3_internal3): Use boolean_or_operator instead of
24446 2009-04-01 Joseph Myers <joseph@codesourcery.com>
24449 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
24450 declarator whose size is not an integer constant expression but
24451 folds to an integer constant, then treat it as a constant
24454 2009-04-01 Richard Guenther <rguenther@suse.de>
24456 * fold-const.c (fold_plusminus_mult_expr): Do not fold
24457 i * 4 + 2 to (i * 2 + 1) * 2.
24459 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24462 * c-parser.c (c_parser_asm_statement): Skip until close paren and
24463 return if c_parser_asm_string_literal returned NULL.
24465 2009-04-01 Nick Clifton <nickc@redhat.com>
24467 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
24469 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
24470 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
24471 other typedefs to avoid conflicts with libgcc2.c. Define labels
24472 to gain 16-bit bit-manipulation functions from libgcc2.c and then
24474 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
24475 to gain 16-bit trapping arithmetic functions from libgcc2.c and
24478 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
24480 * varasm.c (default_function_rodata_section): Declare DOT as
24483 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
24484 Andrey Galkin <agalkin@hypercom.com>
24487 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
24488 Make object_name unique for each process.
24490 2009-04-01 Jakub Jelinek <jakub@redhat.com>
24493 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
24494 addressable variables in the parallel that could go out of scope while
24495 running queued tasks.
24497 2009-04-01 Anatoly Sokolov <aesok@post.ru>
24499 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
24500 (CASE_VALUES_THRESHOLD): Redefine.
24501 * config/avr/avr.c (avr_override_options): Remove initialization of
24502 avr_case_values_threshold variable.
24503 (avr_case_values_threshold): Remove variable. Add new function.
24504 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
24505 * config/avr/avr.opt (mno-tablejump): Remove option.
24506 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
24508 2009-04-01 DJ Delorie <dj@redhat.com>
24510 * varasm.c (default_function_rodata_section): Don't assume
24511 anything about where the first '.' in the section name is.
24513 2009-04-01 Alan Modra <amodra@bigpond.net.au>
24515 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
24516 rs6000_emit_stack_tie.
24518 2009-03-31 Ian Lance Taylor <iant@google.com>
24520 * tree-eh.c (tree_remove_unreachable_handlers): Compare
24521 gimple_code with GIMPLE_RESX, not RESX.
24523 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24525 * c-common.c (c_get_ident): New.
24526 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
24528 2009-04-01 Ben Elliston <bje@au.ibm.com>
24530 * config/rs6000/sysv4.opt (msdata): Improve option description.
24532 2009-03-31 Steve Ellcey <sje@cup.hp.com>
24534 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
24535 (divdf3_internal_lat): Remove.
24536 (divxf3_internal_lat): Remove.
24537 (divxf3_internal_thr): Remove.
24538 (divxf): Use divxf3_internal.
24539 * config/ia64/div.md (divsf3_internal_lat): New.
24540 (divdf3_internal_lat): New.
24541 (divxf3_internal): New.
24543 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24546 * Makefile.in (USE_GCC_STDINT): Define.
24547 (stmp-int-hdrs): Install stdint.h if applicable.
24548 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
24550 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
24551 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
24552 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24553 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24554 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24555 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24556 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24557 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24558 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24559 (c_common_nodes_and_builtins): Initialize
24560 underlying_wchar_type_node. Do not initialize
24561 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
24562 nodes for new types.
24563 (c_stddef_cpp_builtins): Define macros for new types.
24564 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
24566 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
24567 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
24568 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
24569 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
24570 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
24571 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
24572 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
24573 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
24574 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
24575 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
24576 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
24577 int16_type_node, int32_type_node, int64_type_node,
24578 uint8_type_node, uint16_type_node, c_uint32_type_node,
24579 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
24580 int_least32_type_node, int_least64_type_node,
24581 uint_least8_type_node, uint_least16_type_node,
24582 uint_least32_type_node, uint_least64_type_node,
24583 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
24584 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
24585 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
24586 uintptr_type_node): Define.
24587 * c-cppbuiltin.c (builtin_define_constants,
24588 builtin_define_type_minmax): New.
24589 (builtin_define_stdint_macros): Define more macros.
24590 (c_cpp_builtins): Define more limit macros.
24591 (type_suffix): New.
24592 (builtin_define_type_max): Define in terms of
24593 builtin_define_type_minmax. Remove is_long parameter. All
24595 * config.gcc (use_gcc_stdint): Define.
24596 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
24597 Add newlib-stdint.h for generic targets.
24598 * config/glibc-stdint.h, config/newlib-stdint.h,
24599 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
24600 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
24601 * config/score/score.h (UINTPTR_TYPE): Define.
24602 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
24603 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
24604 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24605 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24606 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24607 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24608 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24609 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
24610 * config/spu/spu.h (STDINT_LONG32): Define.
24611 * configure.ac (use_gcc_stdint): Substitute.
24612 * configure: Regenerate.
24613 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
24614 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
24615 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
24616 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
24617 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
24618 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
24619 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
24620 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
24621 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
24622 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
24623 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
24624 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
24625 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
24626 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
24627 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
24628 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
24629 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
24630 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
24631 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
24632 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
24633 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
24634 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
24635 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
24636 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
24637 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
24638 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
24639 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
24640 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
24641 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
24643 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
24645 * loop-iv.c (suitable_set_for_replacement): Renamed from
24646 simplify_using_assignment; changed to return bool and to accept new
24647 args DEST and SRC. Return true iff we find a source/destination pair
24648 that can be used to make a replacement, and fill SRC and DEST if so.
24649 Remove arg ALTERED. Don't deal with altered regs here. All callers
24651 (simplify_using_initial_values): Deal with altered regs here and track
24652 more precisely the effect they have on the validity of our expression.
24654 * loop-iv.c (simplify_using_condition): A condition of the form
24655 (EQ REG CONST) can be used to simply make a substitution.
24656 (simplify_using_initial_values): Keep track of conditions we have seen
24657 and keep using them to simplify new expressions, while applying the
24658 same substitutions to them as to the expression.
24660 * simplify-rtx.c (simplify_relational_operation_1): Simplify
24661 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
24664 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
24665 changed. Use this when trying to improve the upper bound.
24666 Generate the comparison by using simplify_gen_relational.
24668 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
24670 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
24672 (simplify_using_assignment, simplify_using_initial_values): Call
24673 replace_in_expr to make replacements. Call replace_single_def_regs
24674 once on the initial version of the expression.
24676 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24679 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
24681 2009-03-31 Richard Guenther <rguenther@suse.de>
24683 PR middle-end/31029
24684 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
24685 equality comparisons. Fold C - X CMP X if C % 2 == 1.
24687 2009-03-31 Richard Guenther <rguenther@suse.de>
24689 * tree.h (div_if_zero_remainder): Declare.
24690 * fold-const.c (div_if_zero_remainder): Export.
24691 * tree-ssa-forwprop.c
24692 (forward_propagate_addr_into_variable_array_index): Handle
24693 constant array index addition outside of the variable index.
24695 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24698 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
24699 define_splits, floatunssi<mode>2): Require x87 conversions from
24700 DImode to be permitted.
24702 2009-03-31 Joseph Myers <joseph@codesourcery.com>
24704 PR preprocessor/15638
24705 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
24707 2009-03-31 Richard Guenther <rguenther@suse.de>
24709 PR middle-end/23401
24710 PR middle-end/27810
24711 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
24712 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
24713 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
24714 a separate statement.
24715 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
24716 (lookup_tmp_var): Likewise.
24717 (is_gimple_formal_tmp_or_call_rhs): Remove.
24718 (is_gimple_reg_or_call_rhs): Rename to ...
24719 (is_gimple_reg_rhs_or_call): ... this.
24720 (is_gimple_mem_or_call_rhs): Rename to ...
24721 (is_gimple_mem_rhs_or_call): ... this.
24722 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
24723 DECL_GIMPLE_REG_P only if is_formal is true.
24724 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
24725 for non-proper post-modify expression gimplification.
24726 (gimplify_self_mod_expr): For post-modify expressions gimplify
24727 the lvalue to a minimal lvalue.
24728 (rhs_predicate_for): Remove formal temp case.
24729 (gimplify_modify_expr_rhs): Likewise.
24730 (gimplify_addr_expr): Use is_gimple_reg.
24731 (gimplify_expr): Remove formal temp cases.
24732 (gimple_regimplify_operands): Likewise.
24733 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
24734 and FILTER_EXPR like constants.
24735 * gimple.c (walk_gimple_op): Fix val_only initialization, use
24737 (is_gimple_formal_tmp_rhs): Remove.
24738 (is_gimple_reg_rhs): Remove special casing.
24739 (is_gimple_mem_rhs): Fix.
24740 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
24741 (is_gimple_formal_tmp_var): Remove.
24742 (is_gimple_formal_tmp_reg): Likewise.
24743 (is_gimple_min_lval): Allow invariant component ref parts.
24744 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
24745 is_gimple_formal_tmp_reg): Remove declarations.
24746 * tree-cfg.c (verify_expr): Verify that variables with address
24747 taken do not have DECL_GIMPLE_REG_P set.
24748 * tree-mudflap.c (mf_build_check_statement_for): Use
24749 force_gimple_operand instead of gimplify_expr.
24751 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
24753 * modulo-sched.c (sms_schedule_by_order): Pass the actual
24754 schedulable rows to compute_split_row.
24756 2009-03-31 Ben Elliston <bje@au.ibm.com>
24759 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
24762 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24764 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
24765 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
24766 * configure: Regenerate.
24767 * config.in: Regenerate.
24768 * config/rs6000/rs6000.opt (mtls-markers): Add.
24769 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
24770 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
24771 (tls_ld_aix, tls_ld_sysv): Likewise.
24772 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
24773 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
24775 2009-03-31 Alan Modra <amodra@bigpond.net.au>
24777 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
24779 2009-03-30 Jan Hubicka <jh@suse.cz>
24781 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
24783 (tree_remove_unreachable_handlers): Cleanup EH predecestor
24784 detection and label handling.
24786 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24788 * ira-int.h (ira_allocno): Rename left_conflicts_num to
24789 left_conflicts_size.
24790 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
24791 ALLOCNO_LEFT_CONFLICTS_SIZE.
24793 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
24794 remove_allocno_from_bucket_and_push,
24795 allocno_spill_priority_compare, push_allocnos_to_stack,
24796 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24797 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
24798 (setup_allocno_left_conflicts_num): Ditto. Rename to
24799 setup_allocno_left_conflicts_size.
24800 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
24801 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
24802 setup_allocno_left_conflicts_size instead of
24803 setup_allocno_left_conflicts_num.
24805 * ira-build.c (ira_create_allocno): Use
24806 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
24807 ALLOCNO_LEFT_CONFLICTS_NUM.
24809 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
24811 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
24812 instead of DF_LR_OUT.
24814 * ira-lives.c (process_bb_node_lives): Ditto.
24816 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
24817 instead of DF_LR_{OUT,IN}.
24819 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
24821 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
24823 2009-03-30 Jan Hubicka <jh@suse.cz>
24825 * except.c (label_to_region_map): Fix thinko.
24827 2009-03-30 Steve Ellcey <sje@cup.hp.com>
24829 PR middle-end/38237
24830 * tree.h (tree_find_value): New declaration.
24831 * tree.c (tree_find_value): New function.
24832 * varasm.c (assemble_external): Avoid duplicate entries on lists.
24834 2009-03-30 Jakub Jelinek <jakub@redhat.com>
24837 * c-decl.c (struct c_binding): Add locus field.
24838 (bind): Add locus argument, set locus field from it.
24839 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
24840 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
24841 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
24842 implicitly_declare, undeclared_variable, lookup_label,
24843 declare_label, c_make_fname_decl, c_builtin_function,
24844 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
24847 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
24850 * config/i386/i386.c (classify_argument): Check total size of
24853 2009-03-30 Martin Jambor <mjambor@suse.cz>
24855 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
24856 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
24857 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
24860 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
24861 seen_variable_array_ref while also traversing a union.
24863 * tree-inline.c (optimize_inline_calls): Do not call
24864 cgraph_node_remove_callees.
24865 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
24866 (pass_remove_cgraph_callee_edges): New variable.
24867 * passes.c (init_optimization_passes): Add
24868 pass_remove_cgraph_callee_edges after early inlining and before all
24869 late intraprocedural passes.
24871 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
24873 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24875 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
24876 Fix typos in names.
24878 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24880 * combine.c (simplify_comparison): Use have_insn_for.
24881 * dojump.c (do_jump): Likewise.
24883 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24885 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
24886 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
24887 sparc_compare_op0 like sparc_compare_emitted used to be handled.
24888 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
24889 instead of sparc_compare_emitted.
24890 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
24891 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
24892 instead of sparc_compare_emitted.
24894 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24896 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
24897 enter/exit cfglayout mode.
24898 (pass_partition_block): Require it.
24899 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
24900 (combine_instructions): Track basic blocks instead of labels.
24901 (update_cfg_for_uncondjump): New.
24902 (try_combine): Use it. Update jumps after rescanning.
24903 (pass_combine): Require PROP_cfglayout.
24904 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
24906 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24908 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
24909 Provide/destroy PROP_cfglayout respectively.
24910 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
24911 * tree-pass.h (PROP_cfglayout): New.
24913 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
24915 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
24916 fold_convert_const_fixed_from_fixed,
24917 fold_convert_const_fixed_from_int,
24918 fold_convert_const_fixed_from_real, fold_negate_const): Do not
24919 set TREE_CONSTANT_OVERFLOW.
24920 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
24921 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
24923 2009-03-30 Ira Rosen <irar@il.ibm.com>
24925 * tree-vect-loop-manip.c: New file.
24926 * tree-vectorizer.c: Update documentation and included files.
24927 (vect_loop_location): Make extern.
24928 (rename_use_op): Move to tree-vect-loop-manip.c
24929 (rename_variables_in_bb, rename_variables_in_loop,
24930 slpeel_update_phis_for_duplicate_loop,
24931 slpeel_update_phi_nodes_for_guard1,
24932 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
24933 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
24934 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
24935 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
24936 find_loop_location): Likewise.
24937 (new_stmt_vec_info): Move to tree-vect-stmts.c.
24938 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
24939 get_vectype_for_scalar_type, vect_is_simple_use,
24940 supportable_widening_operation, supportable_narrowing_operation):
24942 (bb_in_loop_p): Move to tree-vect-loop.c.
24943 (new_loop_vec_info, destroy_loop_vec_info,
24944 reduction_code_for_scalar_code, report_vect_op,
24945 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
24946 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
24947 (vect_supportable_dr_alignment): Likewise.
24948 * tree-vectorizer.h (tree-data-ref.h): Include.
24949 (vect_loop_location): Declare.
24950 Reorganize function declarations according to the new file structure.
24951 * tree-vect-loop.c: New file.
24952 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
24953 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
24954 * tree-vect-data-refs.c: New file.
24955 * tree-vect-patterns.c (timevar.h): Don't include.
24956 * tree-vect-stmts.c: New file.
24957 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
24958 tree-vect-slp.c, tree-vect-loop.c.
24959 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
24960 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
24961 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
24962 (tree-vect-analyze.o): Remove.
24963 (tree-vect-transform.o): Likewise.
24964 (tree-vect-data-refs.o): Add rule.
24965 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
24966 tree-vect-slp.o): Likewise.
24967 (tree-vect-patterns.o): Remove redundant dependencies.
24968 (tree-vectorizer.o): Likewise.
24969 * tree-vect-slp.c: New file.
24971 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24973 * optc-gen.awk: Warn if an option flag has multiple different
24976 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
24978 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
24979 -floop-block): Document dependences on PPL, CLooG and Graphite.
24981 2009-03-30 Joseph Myers <joseph@codesourcery.com>
24983 PR rtl-optimization/323
24984 * c-common.c (c_fully_fold, convert_and_check,
24985 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
24986 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
24987 * c-common.def (EXCESS_PRECISION_EXPR): New.
24988 * c-cppbuiltin.c (builtin_define_float_constants): Define
24989 constants with enough digits for long double.
24990 * c-lex.c (interpret_float): Interpret constant with excess
24991 precision where appropriate.
24992 * c-opts.c (c_common_post_options): Set
24993 flag_excess_precision_cmdline. Give an error for
24994 -fexcess-precision=standard for C++ for processors where the
24995 option is significant.
24996 * c-parser.c (c_parser_conditional_expression): Handle excess
24997 precision in condition.
24998 * c-typeck.c (convert_arguments): Handle arguments with excess
25000 (build_unary_op): Move excess precision outside operation.
25001 (build_conditional_expr): Likewise.
25002 (build_compound_expr): Likewise.
25003 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
25004 (build_modify_expr): Handle excess precision in RHS.
25005 (convert_for_assignment): Handle excess precision in converted
25007 (digest_init, output_init_element, process_init_element): Handle
25008 excess precision in initializer.
25009 (c_finish_return): Handle excess precision in return value.
25010 (build_binary_op): Handle excess precision in operands and add
25011 excess precision as needed for operation.
25012 * common.opt (-fexcess-precision=): New option.
25013 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
25014 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
25015 For standard excess precision, output explicit conversion to and
25016 truncation from XFmode.
25017 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
25018 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
25019 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
25020 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
25021 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
25022 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
25023 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
25024 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
25025 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
25026 define_splits, sqrt<mode>2): Disable where appropriate for
25027 standard excess precision.
25028 * convert.c (convert_to_real): Do not shorten arithmetic to type
25029 for which excess precision would be used.
25030 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
25031 * doc/invoke.texi (-fexcess-precision=): Document option.
25032 (-mfpmath=): Correct index entry.
25033 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
25034 flag_excess_precision): New.
25035 * langhooks.c (lhd_post_options): Set
25036 flag_excess_precision_cmdline.
25037 * opts.c (common_handle_option): Handle -fexcess-precision=.
25038 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
25039 init_excess_precision): New.
25040 (lang_dependent_init_target): Call init_excess_precision.
25041 * tree.c (excess_precision_type): New.
25042 * tree.h (excess_precision_type): Declare.
25044 2009-03-30 Joseph Myers <joseph@codesourcery.com>
25047 * c-typeck.c (build_component_ref): Do not copy qualifiers from
25048 non-lvalue to component.
25050 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25052 PR preprocessor/34695
25053 * Makefile.in (c-opts.o): Depend on c-tree.h.
25054 * c-common.c: Move down include of diagnostic.h.
25055 (done_lexing, c_cpp_error): New.
25056 * c-common.h (done_lexing): Declare.
25057 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
25059 * c-opts.c: Include c-tree.h.
25060 (c_common_init_options): Set preprocessor error callback.
25061 (c_common_handle_option): Do not set preprocessor
25062 inhibit_warnings, warnings_are_errors, warn_system_headers,
25063 pedantic_errors or inhibit_warnings flags.
25064 (c_common_post_options): Do not check cpp_errors (parse_in).
25065 (c_common_finish): Do not output dependencies if there were
25066 errors. Do not check return value of cpp_finish.
25067 * c-ppoutput.c (pp_file_change): Set input_location.
25068 * c-tree.h (c_cpp_error): Declare.
25069 * diagnostic.c (diagnostic_set_info_translated): Also initialize
25071 (diagnostic_build_prefix): Check override_column.
25072 * diagnostic.h (diagnostic_info): Add override_column field.
25073 (diagnostic_override_column): Define.
25075 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
25077 * c-common.c (c_expand_expr, c_staticp): Remove.
25078 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
25079 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
25080 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
25081 * c-gimplify.c (gimplify_compound_literal_expr,
25082 optimize_compound_literals_in_ctor): Remove.
25083 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
25084 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
25085 * c-semantics.c (emit_local_var): Remove.
25087 * langhooks-def.h (lhd_expand_expr): Remove.
25088 * langhooks.c (lhd_expand_expr): Remove.
25089 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
25091 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
25092 handling from c-semantics.c; don't call into langhook.
25093 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
25094 * gimplify.c (gimplify_compound_literal_expr,
25095 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
25096 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
25097 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
25098 as was done in c-gimplify.c.
25099 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
25100 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
25101 Move from c-common.h.
25102 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
25104 * tree.c (staticp): Do not call langhook.
25105 * langhooks.c (lhd_staticp): Delete.
25106 * langhooks-def.h (lhd_staticp): Delete prototype.
25107 (LANG_HOOKS_STATICP): Delete.
25108 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
25110 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
25111 instead of DECL_STMTs.
25113 2009-03-29 Joseph Myers <joseph@codesourcery.com>
25121 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
25123 (fold_call_expr): Return a NOP_EXPR from folding rather than the
25124 contained expression.
25125 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
25126 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
25127 conditional expressions for C.
25128 (decl_constant_value_for_optimization): Move from
25129 decl_constant_value_for_broken_optimization in c-typeck.c. Check
25130 whether optimizing and that the expression is a VAR_DECL not of
25131 array type instead of doing such checks in the caller. Do not
25132 check pedantic. Call gcc_unreachable for C++.
25133 * c-common.def (C_MAYBE_CONST_EXPR): New.
25134 * c-common.h (c_fully_fold, c_save_expr,
25135 decl_constant_value_for_optimization): New prototypes.
25136 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
25137 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
25138 EXPR_INT_CONST_OPERANDS): Define.
25139 * c-convert.c (convert): Strip nops from expression.
25140 * c-decl.c (groktypename): Take extra parameters expr and
25141 expr_const_operands. Update call to grokdeclarator.
25142 (start_decl): Update call to grokdeclarator. Add statement for
25143 expressions used in type of decl.
25144 (grokparm): Update call to grokdeclarator.
25145 (push_parm_decl): Update call to grokdeclarator.
25146 (build_compound_literal): Add parameter non_const and build a
25147 C_MAYBE_COSNT_EXPR if applicable.
25148 (grokdeclarator): Take extra parameters expr and
25149 expr_const_operands. Track expressions used in declaration
25150 specifiers and declarators. Fold array sizes and track whether
25151 they are constant expressions and whether they are integer
25152 constant expressions.
25153 (parser_xref_tag): Set expr and expr_const_operands fields in
25155 (grokfield): Update call to grokdeclarator.
25156 (start_function): Update call to grokdeclarator.
25157 (build_null_declspecs): Set expr and expr_const_operands fields in
25159 (declspecs_add_type): Handle expressions in typeof specifiers.
25160 * c-parser.c (c_parser_declspecs): Set expr and
25161 expr_const_operands fields for declaration specifiers.
25162 (c_parser_enum_specifier): Likewise.
25163 (c_parser_struct_or_union_specifier): Likewise.
25164 (c_parser_typeof_specifier): Likewise. Update call to
25165 groktypename. Fold expression as needed. Return expressions with
25166 type instead of adding statements.
25167 (c_parser_attributes): Update calls to c_parser_expr_list.
25168 (c_parser_statement_after_labels): Fold expression before passing
25169 to objc_build_throw_stmt.
25170 (c_parser_condition): Fold expression.
25171 (c_parser_asm_operands): Fold expression.
25172 (c_parser_conditional_expression): Use c_save_expr. Update call
25173 to build_conditional_expr.
25174 (c_parser_alignof_expression): Update call to groktypename.
25175 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
25176 original_code. Fold expression argument of va_arg. Create
25177 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
25178 argument to va_arg. Update calls to groktypename. Fold array
25179 index for offsetof. Verify that first argument to
25180 __builtin_choose_expr has integer type.
25181 (c_parser_postfix_expression_after_paren_type): Update calls to
25182 groktypename and build_compound_literal. Handle expressions with
25183 side effects in type name.
25184 (c_parser_postfix_expression_after_primary): Update call to
25185 c_parser_expr_list. Set original_code for calls to
25186 __builtin_constant_p.
25187 (c_parser_expr_list): Take extra parameter fold_p. Fold
25188 expressions if requested.
25189 (c_parser_objc_type_name): Update call to groktypename.
25190 (c_parser_objc_synchronized_statement): Fold expression.
25191 (c_parser_objc_receiver): Fold expression.
25192 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
25193 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
25194 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
25195 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
25196 (struct c_typespec): Add elements expr and expr_const_operands.
25197 (struct c_declspecs): Add elements expr and expr_const_operands.
25198 (groktypename, build_conditional_expr, build_compound_literal):
25200 (in_late_binary_op): Declare.
25201 * c-typeck.c (note_integer_operands): New function.
25202 (in_late_binary_op): New variable.
25203 (decl_constant_value_for_broken_optimization): Move to c-common.c
25204 and rename to decl_constant_value_for_optimization.
25205 (default_function_array_conversion): Do not strip nops.
25206 (default_conversion): Do not call
25207 decl_constant_value_for_broken_optimization.
25208 (build_array_ref): Do not fold result.
25209 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
25210 result when operand is a VLA.
25211 (c_expr_sizeof_type): Update call to groktypename. Handle
25212 expressions included in type name. Use C_MAYBE_CONST_EXPR for
25213 result when operand names a VLA type.
25214 (build_function_call): Update call to build_compound_literal.
25215 Only fold result for calls to __builtin_* functions. Strip
25216 NOP_EXPR from INTEGER_CST returned from such functions. Fold
25217 the function designator.
25218 (convert_arguments): Fold arguments. Update call to
25219 convert_for_assignment.
25220 (build_unary_op): Handle increment and decrement of
25221 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
25222 decrement earlier. Fold operand of increment and decrement.
25223 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
25224 built for integer operand. Wrap returns that are INTEGER_CSTs
25225 without being integer constant expressions or that have integer
25226 constant operands without being INTEGER_CSTs.
25227 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
25228 (build_conditional_expr): Add operand ifexp_bcp. Track whether
25229 result is an integer constant expression or can be used in
25230 unevaluated parts of one and avoid folding and wrap as
25231 appropriate. Fold operands before possibly doing -Wsign-compare
25233 (build_compound_expr): Wrap result for C99 if operands can be used
25234 in integer constant expressions.
25235 (build_c_cast): Update call to digest_init. Do not ignore
25236 overflow from casting floating-point constants to integers. Wrap
25237 results that could be confused with integer constant expressions,
25238 null pointer constants or floating-point constants.
25239 (c_cast_expr): Update call to groktypename. Handle expressions
25240 included in type name.
25241 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
25242 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
25243 Update calls to convert_for_assignment.
25244 (convert_for_assignment): Take new parameter
25245 null_pointer_constant. Do not strip nops or call
25246 decl_constant_value_for_broken_optimization. Set
25247 in_late_binary_op for conversions to boolean.
25248 (store_init_value): Update call to digest_init.
25249 (digest_init): Take new parameter null_pointer_constant. Do not
25250 call decl_constant_value_for_broken_optimization. pedwarn for
25251 initializers not constant expressions. Update calls to
25252 convert_for_assignment.
25253 (constructor_nonconst): New.
25254 (struct constructor_stack): Add nonconst element.
25255 (really_start_incremental_init, push_init_level, pop_init_level):
25256 Handle constructor_nonconst and nonconst element.
25257 (set_init_index): Call constant_expression_warning for array
25259 (output_init_element): Fold value. Set constructor_nonconst as
25260 applicable. pedwarn for initializers not constant expressions.
25261 Update call to digest_init. Call constant_expression_warning
25262 where constant initializers are required.
25263 (process_init_element): Use c_save_expr.
25264 (c_finish_goto_ptr): Fold expression.
25265 (c_finish_return): Fold return value. Update call to
25266 convert_for_assignment.
25267 (c_start_case): Fold switch expression.
25268 (c_process_expr_stmt): Fold expression.
25269 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
25270 ensure statement expression is not evaluated in constant expression.
25271 (build_binary_op): Track whether results are integer constant
25272 expressions or may occur in such, disable folding and wrap results
25273 as applicable. Fold operands for -Wsign-compare warnings unless
25275 (c_objc_common_truthvalue_conversion): Handle results folded to
25276 integer constants that are not integer constant expressions.
25277 * doc/extend.texi: Document when typeof operands are evaluated,
25278 that condition of __builtin_choose_expr is an integer constant
25279 expression, and more about use of __builtin_constant_p in
25282 2009-03-29 Richard Guenther <rguenther@suse.de>
25284 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
25285 propagate addresses of array references.
25287 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
25289 * regmove.c (perhaps_ends_bb_p): Remove.
25290 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
25291 from INSN and check that the main loop stays within that basic block.
25292 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
25293 (regmove_forward_pass): Split out from regmove_optimize. Use
25294 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
25295 (regmove_backward_pass): Split out from regmove_optimize. Use
25296 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
25297 (regmove_optimize): Simplify.
25299 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25302 * config/i386/i386.c (classify_argument): Ignore flexible array
25303 member in struct and warn ABI change.
25305 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
25307 * config/i386/i386-protos.h (ix86_agi_dependent): New.
25309 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
25310 (ix86_adjust_cost): Updated.
25312 2009-03-29 Jan Hubicka <jh@suse.cz>
25314 PR middle-end/28850
25315 * tree-pass.h (pass_cleanup_eh): New function.
25316 (remove_unreachable_regions): Break code handling RTL
25317 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
25318 that can not be reached by runtime.
25319 (can_be_reached_by_runtime): New function.
25320 (label_to_region_map): New function.
25321 (num_eh_regions): New function.
25322 (rtl_remove_unreachable_regions): New function.
25323 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
25324 (remove_eh_region): New function.
25325 * except.h: Include sbitmap and vecprim.
25326 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
25327 num_eh_regions): Declare.
25328 * passes.c (init_optimization_passes): Schedule cleanup_eh.
25329 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
25330 * tree-eh.c (tree_remove_unreachable_handlers): New function.
25331 (tree_empty_eh_handler_p): New function.
25332 (cleanup_empty_eh): New function.
25333 (cleanup_eh): New function.
25334 (pass_cleanup_eh): New function.
25336 2009-03-29 Jan Hubicka <jh@suse.cz>
25338 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
25339 for removed regions.
25341 2009-03-29 Jan Hubicka <jh@suse.cz>
25343 * except.c (dump_eh_tree): Dump all datastructures.
25345 2009-03-29 Jan Hubicka <jh@suse.cz>
25347 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
25348 (duplicate_eh_regions_1): Likewise.
25349 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
25350 vector; call EH verification.
25351 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25352 Be ready for region being removed.
25354 2009-03-29 Jan Hubicka <jh@suse.cz>
25356 * bitmap.c (bitmap_last_set_bit): New function.
25357 * bitmap.h (bitmap_last_set_bit): Declare.
25359 2009-03-29 David Ayers <ayers@fsfe.org>
25362 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
25363 by calling objc_compare_types and surpress warnings about
25364 incompatible C pointers that are compatible ObjC pointers.
25366 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
25368 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
25369 call initialize_inline_failed.
25370 (initialize_inline_failed): Move it from here ...
25371 * cgraph.c (initialize_inline_failed): ... to here.
25372 (cgraph_create_edge): Call initialize_inline_failed rather than
25373 setting inline_failed directly.
25375 2009-03-29 Ben Elliston <bje@au.ibm.com>
25378 * sysv4.opt (msdata): Improve comment.
25379 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
25380 * sysv4.h (SVR4_ASM_SPEC): Likewise.
25382 2009-03-29 Ben Elliston <bje@au.ibm.com>
25385 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
25386 load and store attributes.
25388 2009-03-29 Ben Elliston <bje@au.ibm.com>
25390 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
25391 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
25392 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
25393 * doc/extend.texi (X86 Built-in Functions): Add index entries for
25394 __builtin_infq and __builtin_huge_valq.
25396 2009-03-28 Anatoly Sokolov <aesok@post.ru>
25398 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
25400 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
25401 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
25403 2009-03-28 Xinliang David Li <davidxl@google.com>
25405 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
25406 (do_dbg_cnt): New function.
25408 2009-03-28 Jan Hubicka <jh@suse.cz>
25410 Merge from pretty-ipa:
25412 2009-03-27 Jan Hubicka <jh@suse.cz>
25414 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25415 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
25416 * passes.c (function_called_by_processed_nodes_p): New.
25417 * ipa-pure-const.c (check_call): Fix handling of operands.
25418 (analyze_function): Dump debug output for skipped bodies.
25419 (local_pure_const): Use function_called_by_processed_nodes_p.
25420 * dwarf2out.c (reference_to_unused): Use output.
25421 * passes.c (do_per_function_toporder): Likewise.
25423 2008-11-12 Jan Hubicka <jh@suse.cz>
25425 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
25426 * ipa-pure-const.c (funct_state_d): Add can throw field; make
25427 state_set_in_source enum
25428 (check_decl): Ignore memory tags; do not set fake looping flags;
25430 (check_operand, check_tree, check_rhs_var, check_lhs_var,
25431 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
25432 (check_call, analyze_function): Rewrite.
25434 (add_new_function): Update call of analyze_function.
25435 (generate_summary): Add call of analyze_function.
25436 (propagate): Propagate can_throw; handle state_set_in_source correctly.
25437 (local_pure_const): New function.
25438 (pass_local_pure_const): New pass.
25439 * ipa-inline.c (inline_transform): Set after_inlining.
25440 * tree-eh.c (stmt_can_throw_external): New.
25441 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
25442 work with aliasing built.
25443 * tree-flow.h (stmt_can_throw_external): New.
25444 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
25445 and local pure/const pass in early and late optimization queue.
25447 2009-03-28 Martin Jambor <mjambor@suse.cz>
25449 * fold-const.c (get_pointer_modulus_and_residue): New parameter
25451 (fold_binary): Allow function decl aligment consideration is the
25452 second argument is integer constant one.
25453 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
25454 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
25455 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
25457 2009-03-28 Jan Hubicka <jh@suse.cz>
25459 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
25460 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
25461 * function.h (rtl_data): Add nothrow flag.
25462 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
25463 set DECL_NOTHROW for AVAILABLE functions.
25465 2009-03-28 Jakub Jelinek <jakub@redhat.com>
25467 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
25468 following vector keyword has expansion starting with pixel or bool
25469 keyword, expand vector to __vector and pixel or bool to __pixel or
25473 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
25474 warn_if_disallowed_function_p): Removed.
25475 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
25476 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
25477 warning_if_disallowed_function_p.
25478 * flags.h (warn_if_disallowed_function_p,
25479 warn_disallowed_functions): Removed.
25480 * common.opt (Wdisallowed-function-list=): Removed.
25481 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
25483 2009-03-28 Richard Guenther <rguenther@suse.de>
25485 PR tree-optimization/38723
25486 * tree-ssa-pre.c (compute_avail): Add all default definitions to
25489 2009-03-28 Jan Hubicka <jh@suse.cz>
25491 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
25492 test introduced by my previous patch.
25494 2009-03-28 Richard Guenther <rguenther@suse.de>
25496 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
25497 the PHIs value undefined.
25499 2009-03-28 Jan Hubicka <jh@suse.cz>
25501 * tree-pass.h (pass_fixup_cfg): New pass.
25502 * ipa-inline.c (inline_transform): Set
25503 always_inline_functions_inlined/after_inlining.
25504 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
25505 (pass_fixup_cfg): New pass.
25506 * passes.c (init_optimization_passes): Add fixup_cfg.
25508 2009-03-28 Richard Guenther <rguenther@suse.de>
25510 PR tree-optimization/38458
25511 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
25512 argument use the arguments copy-of value.
25514 2009-03-28 Richard Guenther <rguenther@suse.de>
25516 PR tree-optimization/38180
25517 * tree-ssa-ccp.c (get_default_value): Simplify.
25518 (likely_value): Likewise.
25519 (surely_varying_stmt_p): Properly handle VOP case.
25520 (ccp_initialize): Likewise.
25521 (ccp_fold): Handle propagating through *&.
25522 (fold_const_aggregate_ref): Also handle decls.
25524 2009-03-28 Jan Hubicka <jh@suse.cz>
25526 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
25527 * cgraph.h (cgraph_node): Likewise.
25528 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
25529 (cgraph_reset_node): Use process flag.
25530 (cgraph_mark_functions_to_output): Likewise.
25531 (cgraph_expand_function): Likewise.
25532 (cgraph_expand_all_functions): Likewise.
25533 (cgraph_output_in_order): Likewise.
25534 * dwarf2out.c (reference_to_unused): Likewise.
25535 * passes.c do_per_function_toporder): Likewise.
25537 2009-03-28 Jan Hubicka <jh@suse.cz>
25539 Bring from lto-branch:
25541 2008-09-03 Doug Kwan <dougkwan@google.com>
25543 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
25544 enums instead of reason strings.
25545 * cgraph.c (cgraph_create_edge): Same.
25546 (cgraph_inline_failed_string): New function.
25547 * cgraph.h (cgraph_inline_failed_t): New enum type.
25548 (cgraph_inline_failed_string): New prototype.
25549 (struct cgraph_edge): Change type of INLINED_FAILED from constant
25550 char pointer to cgraph_inline_failed_t.
25551 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
25552 (cgraph_default_inline_p): Ditto.
25553 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
25554 to cgraph_inline_failed_t pointer.
25555 * cif-code.def: New file.
25556 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
25558 (cgraph_check_inline_limits): Change type of REASON to pointer to
25559 cgraph_inline_failed_t. Replace reason strings with enums.
25560 (cgraph_default_inline_p): Ditto.
25561 (cgraph_recursive_inlining_p): Ditto.
25562 (update_caller_keys): Change type of FAILED_REASON to
25563 cgraph_inline_failed_t.
25564 (cgraph_set_inline_failed): Change type of REASON to pointer to
25565 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
25566 convert enums to strings for text output.
25567 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
25568 to be of type cgraph_inline_failed_t. Replace reason strings with
25569 enums. Call cgraph_inline_failed_string to covert enums
25570 to strings for text output.
25571 (cgraph_decide_inlining): Replace reason strings with enums.
25572 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
25573 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
25575 * tree-inline.c (expand_call_inline): Change type of REASON
25576 to cgraph_inline_failed_t. Replace reason strings with enums.
25577 Call cgraph_inline_failed_string for text output.
25578 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
25581 2009-03-28 Jan Hubicka <jh@suse.cz>
25583 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
25584 cgraph_clone_node): Remove master clone handling.
25585 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25586 * cgraph.h (master_clone): Remove.
25587 (cgraph_is_master_clone, cgraph_master_clone): Remove.
25588 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
25589 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
25591 2009-03-28 Jan Hubicka <jh@suse.cz>
25593 * cgraph.c (cgraph_function_body_availability): Functions declared
25594 inline are always safe to assume that it is not going to be replaced.
25596 2009-03-28 Richard Guenther <rguenther@suse.de>
25598 PR tree-optimization/38513
25599 * tree-ssa-pre.c (eliminate): Remove redundant stores.
25600 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
25601 EXC_PTR_EXPR and FILTER_EXPR.
25602 (get_ref_from_reference_ops): Likewise.
25604 2009-03-28 Richard Guenther <rguenther@suse.de>
25606 PR tree-optimization/38968
25607 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
25608 Use FLOOR_MOD_EXPR to compute misalignment.
25610 2009-03-28 Richard Guenther <rguenther@suse.de>
25612 PR tree-optimization/37795
25613 * tree.h (combine_comparisons): Declare.
25614 * fold-const.c (combine_comparisons): Export.
25615 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
25617 (ifcombine_iforif): Use combine_comparisons.
25619 2009-03-28 Jan Hubicka <jh@suse.cz>
25621 * tree-eh.c (inlinable_call_p): New function.
25622 (make_eh_edges): Use it.
25623 (verify_eh_edges): Use it.
25624 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
25625 * except.c (reachable_next_level): Add inlinable_function argument
25626 (sjlj_find_directly_reachable_regions): Update.
25627 (add_reachable_handler): Do not set saw_any_handlers.
25628 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
25629 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
25630 Add new inlinable call parameter.
25631 (can_throw_internal, can_throw_external): Update.
25632 * except.h (can_throw_internal_1, can_throw_external_1,
25633 foreach_reachable_handler): Update declaration.
25635 2009-03-28 Joseph Myers <joseph@codesourcery.com>
25637 * config/arm/t-arm-coff, config/h8300/coff.h,
25638 config/i386/i386-aout.h, config/i386/i386-coff.h,
25639 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
25640 config/pdp11/2bsd.h, config/rs6000/aix41.h,
25641 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
25642 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
25643 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
25644 sys-types.h: Remove.
25645 * Makefile.in: Remove protoize and fixproto support and references
25647 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
25648 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
25650 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
25651 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
25652 unprotoize$(exeext).
25653 (rest.encap): Don't depend on $(STMP_FIXPROTO)
25654 (.PHONY): Don't depend on proto.
25655 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
25656 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
25657 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
25658 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
25659 build/gen-protos.o, build/scan.o, xsys-protos.h,
25660 build/fix-header$(build_exeext), build/fix-header.o,
25661 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
25662 stmp-install-fixproto): Remove.
25663 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
25664 SYSCALLS.c or fixproto files.
25665 (install-common): Don't install protoize.
25666 (install-headers-tar, install-headers-cpio, install-headers-cp):
25667 Don't depend on $(STMP_FIXPROTO).
25668 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
25669 install fixproto files or write out fixproto settings.
25670 (uninstall): Don't uninstall protoize.
25671 * config.gcc (use_fixproto): Remove.
25672 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
25673 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
25674 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
25675 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
25676 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
25677 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
25678 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
25679 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
25680 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
25681 * config/t-vxworks (STMP_FIXPROTO): Remove.
25682 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
25683 STMP_FIXPROTO): Remove.
25684 * config.in, configure: Regenerate.
25685 * crtstuff.c (gid_t, uid_t): Don't undefine.
25686 * doc/install.texi: Change m68k-coff to m68k-elf in example.
25687 (arm-*-coff, arm-*-aout: Remove target entries.
25688 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
25689 Remove mention of AIX 4.1.
25690 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
25691 * doc/invoke.texi (Running Protoize): Remove.
25692 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
25693 (Protoize Caveats): Remove.
25694 * tsystem.h: Update comments on headers assumed to exist.
25696 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
25698 * genautomata.c: Add a new year to the copyright. Add a new
25700 (struct insn_reserv_decl): Add comments for member bypass_list.
25701 (find_bypass): Remove.
25702 (insert_bypass): New.
25703 (process_decls): Use insert_bypass.
25704 (output_internal_insn_latency_func): Output all bypasses with the
25705 same input insn in one switch case.
25707 * rtl.def (define_bypass): Describe bypass choice.
25708 * doc/md.texi (define_bypass): Ditto.
25710 2009-03-27 Richard Guenther <rguenther@suse.de>
25712 * gimplify.c (mark_addressable): Export.
25713 * tree-flow.h (mark_addressable): Declare.
25714 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
25715 * tree-ssa.c (verify_phi_args): Verify that address taken
25716 variables have TREE_ADDRESSABLE set.
25718 2009-03-27 Richard Guenther <rguenther@suse.de>
25720 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
25721 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
25722 Do not mark decls TREE_ADDRESSABLE.
25723 (build_fold_addr_expr): Adjust.
25724 (fold_addr_expr): Remove.
25725 (fold_unary): Use build_fold_addr_expr.
25726 (fold_comparison): Likewise.
25727 (split_address_to_core_and_offset): Likewise.
25728 * coverage.c (tree_coverage_counter_addr): Mark the array decl
25730 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
25731 (gimplify_modify_expr_to_memcpy): Mark source and destination
25733 * omp-low.c (create_omp_child_function): Mark the object decl
25735 (lower_rec_input_clauses): Mark the var we take the address of
25737 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
25739 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25741 PR middle-end/39315
25742 * cfgexpand.c (expand_one_stack_var_at): Change alignment
25743 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
25745 2009-03-27 Richard Guenther <rguenther@suse.de>
25747 PR tree-optimization/39120
25748 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
25750 (handle_lhs_call): Process return constraints. Add escape
25751 constraints if necessary.
25752 (handle_const_call): Fill out return constraints. Make nested
25753 case more precise. Avoid consttmp if possible.
25754 (handle_pure_call): Fill out return constraints. Avoid
25755 callused if possible.
25756 (find_func_aliases): Simplify call handling.
25758 2009-03-27 Richard Guenther <rguenther@suse.de>
25760 PR tree-optimization/39120
25761 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
25762 as a representative.
25763 (solve_graph): Do propagate CALLUSED.
25764 (handle_pure_call): Use a scalar constraint from CALLUSED for
25766 (find_what_p_points_to): CALLUSED shall not appear in poins-to
25769 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25772 * c-common.c (handle_aligned_attribute): Properly check alignment
25773 overflow. Use (1U << i) instead of (1 << i).
25775 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
25777 * expr.h (get_mem_align_offset): Updated.
25779 * tree.h (tree_decl_common): Change align to "unsigned int" and
25780 move it before pointer_alias_set.
25782 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25783 Jakub Jelinek <jakub@redhat.com>
25786 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
25787 gr_register_operand with gr_reg_or_0_operand.
25788 (cmpxchg_rel_di): Likewise.
25789 (sync_lock_test_and_set<mode>): Likewise.
25791 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25793 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
25794 (true_regnum): Likewise.
25796 * rtlanal.c (subreg_info): Moved to ...
25797 * rtl.h (subreg_info): Here. New.
25798 (subreg_get_info): New.
25800 * rtlanal.c (subreg_get_info): Make it extern.
25802 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25805 * config/i386/i386.c (ix86_abi): New.
25806 (override_options): Handle -mabi=.
25807 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
25808 (ix86_call_abi_override): Likewise.
25809 (init_cumulative_args): Likewise.
25810 (function_arg_advance): Likewise.
25811 (function_arg_64): Likewise.
25812 (function_arg): Likewise.
25813 (ix86_pass_by_reference): Likewise.
25814 (ix86_function_value_regno_p): Likewise.
25815 (ix86_build_builtin_va_list_abi): Likewise.
25816 (setup_incoming_varargs_64): Likewise.
25817 (is_va_list_char_pointer): Likewise.
25818 (ix86_init_machine_status): Likewise.
25819 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
25820 (ix86_function_type_abi): Return enum calling_abi. Rewrite
25821 for 64bit. Replace DEFAULT_ABI with ix86_abi.
25822 (ix86_function_abi): Make it static and return enum calling_abi.
25823 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
25825 (ix86_fn_abi_va_list): Updated.
25827 * config/i386/i386.h (ix86_abi): New.
25828 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
25829 (CONDITIONAL_REGISTER_USAGE): Likewise.
25830 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
25831 (machine_function): Likewise.
25833 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
25835 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
25836 (STACK_BOUNDARY): Likewise.
25837 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
25839 * config/i386/i386.opt (mabi=): New.
25841 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
25842 return enum calling_abi.
25843 (ix86_function_type_abi): Likewise.
25844 (ix86_function_abi): Removed.
25846 * doc/invoke.texi: Document -mabi= option for x86.
25848 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25850 * builtins.c (real_dconstp): Delete.
25851 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
25853 2009-03-27 Dodji Seketeli <dodji@redhat.com>
25854 Jakub Jelinek <jakub@redhat.com>
25857 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
25858 (gen_subprogram_die): When a function is explicit, generate the
25859 DW_AT_explicit attribute.
25860 * langhooks.h (struct lang_hooks_for_decls): Add
25861 function_decl_explicit_p langhook.
25862 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
25863 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
25865 2009-03-27 Jakub Jelinek <jakub@redhat.com>
25867 * builtins.c (fold_builtin_memory_op): Optimize memmove
25868 into memcpy if we can prove source and destination don't overlap.
25870 * tree-inline.c: Include gt-tree-inline.h.
25871 (clone_fn_id_num): New variable.
25872 (clone_function_name): New function.
25873 (tree_function_versioning): Use it.
25874 * Makefile.in (GTFILES): Add tree-inline.c.
25876 2009-03-27 Mark Mitchell <mark@codesourcery.com>
25878 * BASE-VER: Change to 4.5.0.
25880 2009-03-27 Xinliang David Li <davidxl@google.com>
25882 PR tree-optimization/39557
25883 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
25885 2009-03-27 Xinliang David Li <davidxl@google.com>
25887 PR tree-optimization/39548
25888 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
25891 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25893 * c-common.c (pointer_int_sum): Use %wd on return from
25896 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
25898 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
25899 on return from tree_low_cst.
25901 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
25904 * ginclude/stdarg.h (va_copy): Define also for
25905 __GXX_EXPERIMENTAL_CXX0X__.
25907 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25910 * builtins.h (c_strlen): Do not warn here.
25911 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
25912 * c-common.c (pointer_int_sum): Take an explicit location.
25913 Warn about offsets out of bounds.
25914 * c-common.h (pointer_int_sum): Adjust declaration.
25916 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25918 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
25921 2009-03-26 Jakub Jelinek <jakub@redhat.com>
25924 * opts.c (warn_if_disallowed_function_p): Don't assume
25925 get_callee_fndecl must return non-NULL.
25927 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
25929 PR rtl-optimization/39522
25930 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
25931 when reg_reloaded_valid is set.
25933 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
25935 * config/spu/divv2df3.c: New file.
25936 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
25937 (DPBIT_FUNCS): Filter out _div_df.
25939 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
25941 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
25942 a jump insn, count that jump in the distance to the loop start.
25944 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
25947 * config/sh/sh.c (calc_live_regs): Fix condition for global
25948 registers except PIC_OFFSET_TABLE_REGNUM.
25950 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
25953 * doc/invoke.texi (-mconsole): New.
25955 (-mno-cygwin): New.
25957 (-mnop-fun-dllimport): New.
25961 (sub section "i386 and x86-64 Windows Options"): New.
25963 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
25965 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
25966 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
25968 2009-03-25 Richard Guenther <rguenther@suse.de>
25970 PR middle-end/39497
25971 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
25974 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
25976 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
25977 neither of haifa/selective schedulers are working.
25979 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25981 * doc/invoke.texi (Debugging Options): Fix description of
25982 -fno-merge-debug-strings.
25984 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
25986 * config/cris/libgcc.ver: New version-script.
25987 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
25989 * configure.ac <GAS features, nop mnemonic>: Add pattern
25990 crisv32-*-* for "nop".
25991 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
25992 * configure: Regenerate.
25994 2009-03-24 Ira Rosen <irar@il.ibm.com>
25996 PR tree-optimization/39529
25997 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
25998 mark_sym_for_renaming for the tag copied to the new vector
26001 2009-03-24 Arthur Loiret <aloiret@debian.org>
26003 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
26004 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
26005 EXTRA_SPEC_FUNCTIONS.
26006 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
26007 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
26008 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
26009 -march and -mtune options.
26011 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
26013 * config/m68k/t-rtems: Add m5329 multilib.
26015 2009-03-24 Dodji Seketeli <dodji@redhat.com>
26016 Jakub Jelinek <jakub@redhat.com>
26019 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
26022 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26025 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
26026 instead of c_parser_expression_conv, if original_code isn't one of the
26027 4 allowed comparison codes, fail.
26029 2009-03-23 Richard Guenther <rguenther@suse.de>
26031 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
26032 * tree.h (struct tree_type): Likewise.
26033 * reload.h (struct insn_chain): Likewise.
26034 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
26035 * function.h (struct function): Likewise.
26036 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
26038 2009-03-23 Jakub Jelinek <jakub@redhat.com>
26040 PR tree-optimization/39516
26041 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
26043 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
26045 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
26046 should be set true if BITS_PER_WORD of target is bigger than 32
26048 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
26050 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
26051 Translate -B-options to -rpath-link. Correct existing
26052 rpath-link and conditionalize on !nostdlib.
26054 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26056 * doc/extend.texi (Function Attributes, Variable Attributes):
26058 * doc/invoke.texi (Debugging Options, Optimize Options)
26059 (i386 and x86-64 Options, MCore Options): Likewise.
26061 2009-03-20 Jakub Jelinek <jakub@redhat.com>
26064 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
26065 it for block local namespace aliases.
26066 (gen_decl_die): Pass context_die to gen_namespace_die.
26068 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26071 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
26072 minimum or maximum value.
26074 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
26076 * reginfo.c (globalize_reg): Recompute derived reg sets.
26078 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
26081 * libgcc2.c (mprotect): Do not use signed arguments for
26082 VirtualProtect, use DWORD arguments. Also fix the 'may
26083 be used uninitialized' warning for the np variable.
26085 2009-03-19 Jakub Jelinek <jakub@redhat.com>
26088 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
26089 functions using regparm calling conventions when not optimizing.
26090 (ix86_function_sseregparm): Similarly for sseregparm calling
26093 2009-03-19 Li Feng <nemokingdom@gmail.com>
26095 PR middle-end/39500
26096 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
26097 dependence if the first conflict is after niter iterations.
26099 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
26101 PR middle-end/38609
26102 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
26103 functions with dynamic stack-pointer adjustments.
26105 2009-03-19 Ben Elliston <bje@au.ibm.com>
26107 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
26108 option; change to -msdata=data.
26110 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26112 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
26115 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
26118 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
26120 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
26122 * doc/invoke.texi (Code Gen Options): Expand discussion of
26125 2009-03-18 Jakub Jelinek <jakub@redhat.com>
26127 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
26128 * matrix-reorg.c (struct matrix_info): Likewise.
26129 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
26130 * rtl.h (struct mem_attrs): Likewise.
26131 * df.h (struct df): Likewise.
26132 * tree-data-ref.h (struct data_dependence_relation): Likewise.
26133 * ira-int.h (struct ira_allocno): Likewise.
26134 * df-scan.c (struct df_collection_rec): Likewise.
26135 * ira.c (struct equivalence): Likewise.
26136 * function.c (struct temp_slot): Likewise.
26137 * cfgloop.h (struct loop): Likewise.
26140 * function.c (use_register_for_decl): When not optimizing, disregard
26141 register keyword for variables with types containing methods.
26143 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
26145 PR middle-end/39447
26146 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
26147 (is_simple_operand): Call contains_component_ref_p before calling data
26148 reference analysis that would fail on COMPONENT_REFs.
26150 * tree-vrp.c (search_for_addr_array): Fix formatting.
26152 2009-03-18 Richard Guenther <rguenther@suse.de>
26154 * tree-vect-transform.c (vect_loop_versioning): Fold the
26155 generated comparisons.
26156 * tree-vectorizer.c (set_prologue_iterations): Likewise.
26157 (slpeel_tree_peel_loop_to_edge): Likewise.
26159 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26161 PR middle-end/37805
26162 * opts.c (print_specific_help): In addition to `undocumented',
26163 accept `separate' and `joined' flags if passed alone. Describe
26164 output by the first matched one of those.
26165 (common_handle_option): Skip over empty strings.
26166 * gcc.c (display_help): Fix help string for `--help='.
26167 * doc/invoke.texi (Option Summary, Overall Options): With
26168 `--help=', classes and qualifiers can both be repeated, but
26169 only the latter can be negated. One should not pass only
26170 negated qualifiers. Fix markup and examples.
26173 2008-10-14 Jakub Jelinek <jakub@redhat.com>
26174 PR middle-end/37805
26175 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
26176 and -fhelp=separate.
26178 2009-03-17 Jing Yu <jingyu@google.com>
26180 PR middle-end/39378
26181 * function.h (struct rtl_data): Move is_thunk from here...
26182 (struct function): ...to here.
26183 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
26184 * varasm.c (assemble_start_function): Change is_thunk from crtl to
26186 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
26188 (alpha_does_function_need_gp, alpha_start_function): Likewise.
26189 (alpha_output_function_end_prologue): Likewise.
26190 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
26191 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
26192 (rs6000_output_function_epilogue): Likewise.
26193 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
26195 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
26198 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
26199 from different units in a single alternative.
26200 (*truncdfsf_i387): Ditto.
26201 (*truncxfsf2_mixed): Ditto.
26202 (*truncxfdf2_mixed): Ditto.
26204 2009-03-17 Jakub Jelinek <jakub@redhat.com>
26206 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
26207 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
26210 * tree-ssa-live.c (remove_unused_locals): Don't remove local
26211 unused non-artificial variables when not optimizing.
26214 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
26215 DW_TAG_imported_module even if decl is IMPORTED_DECL with
26216 NAMESPACE_DECL in its DECL_INITIAL.
26218 PR middle-end/39443
26219 * optabs.c (set_user_assembler_libfunc): New function.
26220 * expr.h (set_user_assembler_libfunc): New prototype.
26221 * c-common.c: Include libfuncs.h.
26222 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
26223 for memcmp, memset, memcpy, memmove and abort.
26224 * Makefile.in (c-common.o): Depend on libfuncs.h.
26227 * dwarf2out.c (gen_inlined_enumeration_type_die,
26228 gen_inlined_structure_type_die, gen_inlined_union_type_die,
26229 gen_tagged_type_instantiation_die): Removed.
26230 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
26233 2009-03-17 Janis Johnson <janis187@us.ibm.com>
26236 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
26238 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
26239 (check-parallel-%): Ditto.
26240 (check-consistency): Ditto.
26242 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
26244 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
26245 local variable rhs by NULL_TREE.
26247 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26250 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
26252 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26255 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
26257 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
26260 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
26261 for ms->sysv ABI calls only in 64bit mode.
26263 * config/i386/i386.md (untyped_call): Support 32bit.
26265 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
26267 * doc/extend.texi: Replace x86_65 with x86_64.
26269 2009-03-16 Jakub Jelinek <jakub@redhat.com>
26271 PR tree-optimization/39455
26272 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
26273 mismatches for POINTER_TYPE_P (type).
26274 (number_of_iterations_le): Likewise.
26276 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
26278 * config/picochip/picochip.c: Removed profiling support.
26279 * config/picochip/picochip.md: Removed profiling instruction.
26280 * config/picochip/picochip.h: Removed profiling builtin.
26282 2009-03-16 Joseph Myers <joseph@codesourcery.com>
26284 * doc/install.texi (--with-host-libstdcxx): Document.
26286 2009-03-14 Anatoly Sokolov <aesok@post.ru>
26289 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
26290 generate a warning if the function name does not begin with
26291 "__vector" and the function has either the 'signal' or 'interrupt'
26292 attribute, from here to ...
26293 (avr_declare_function_name): ...here. New function.
26294 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
26295 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
26297 2009-03-14 Jakub Jelinek <jakub@redhat.com>
26300 * cse.c (fold_rtx): Don't modify original const_arg1 when
26301 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
26302 separate variable instead.
26303 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
26304 from out of range shift counts.
26305 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
26307 2009-03-13 Catherine Moore <clm@codesourcery.com>
26309 * config/i386/x-mingw32 (host-mingw32.o): Replace
26310 diagnostic.h with $(DIAGNOSTIC_H).
26312 2009-03-12 Jakub Jelinek <jakub@redhat.com>
26315 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
26317 * config/i386/sync.md (sync_compare_and_swap<mode>,
26318 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
26319 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
26321 (sync_double_compare_and_swapdi_pic,
26322 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
26323 cmpxchg8b_pic_memory_operand instead of just memory_operand.
26325 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26328 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
26330 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26333 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26334 (avx_addsubv4df3): Likewise.
26335 (*avx_addsubv4sf3): Likewise.
26336 (sse3_addsubv4sf3): Likewise.
26338 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
26341 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
26343 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
26346 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
26347 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
26348 registers for allocnos created from user-defined variables.
26350 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26353 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
26354 of non-integer mode as well.
26356 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
26358 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
26359 for functions for which the parameter types are unknown.
26361 2009-03-11 Jakub Jelinek <jakub@redhat.com>
26364 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
26365 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
26366 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
26367 * config/i386/i386.c (ix86_local_alignment): For
26368 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
26369 long long variables on the stack to avoid dynamic realignment.
26370 Allow the first argument to be a decl rather than type.
26371 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
26373 2009-03-11 Nick Clifton <nickc@redhat.com>
26376 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
26378 Add description to mno-lsim option.
26379 * config/mcore/mcore.h: Remove comment about deprecated m4align
26381 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
26382 * doc/invoke.texi: Add description of mno-lsim and
26383 mstack-increment options.
26385 * config/fr30/fr30.opt: Document the -mno-lsim option.
26386 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
26387 and -mno-lsim options.
26389 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26391 * fold-const.c (fold_comparison): Only call fold_inf_compare
26392 if the mode supports infinities.
26394 2009-03-11 Jason Merrill <jason@redhat.com>
26397 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
26398 end already did. Notice GIMPLE_CALL modifications of the result.
26399 Don't copy debug information from an ignored decl or a decl from
26402 2009-03-10 Richard Guenther <rguenther@suse.de>
26403 Nathan Froyd <froydnj@codesourcery.com>
26405 PR middle-end/37850
26406 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
26407 (__divMODE3): Likewise.
26409 2009-03-09 Jakub Jelinek <jakub@redhat.com>
26411 PR tree-optimization/39394
26412 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
26413 DECL_SIZE_UNIT of variable length FIELD_DECLs.
26415 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26417 * recog.c (verfiy_changes): Disallow renaming of hard regs in
26418 inline asms for register asm ("") declarations.
26420 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
26422 * fold-const.c (fold_unary): Fix comment.
26424 2009-03-07 Jan Hubicka <jh@suse.cz>
26427 * tree-inline.c (setup_one_parameter): Do replacement of const
26428 argument by constant in SSA form.
26430 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26432 PR middle-end/38028
26433 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
26434 determine alignment passed to assign_stack_local.
26435 (assign_parms_unsplit_complex): Likewise.
26436 * except.c (sjlj_build_landing_pads): Likewise.
26438 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26440 PR middle-end/39360
26441 * tree-flow.h (add_referenced_var): Return bool instead of void.
26442 * tree-dfa.c (add_referenced_var): Return result of
26443 referenced_var_check_and_insert call.
26444 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
26445 of referenced_var_check_and_insert.
26448 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
26449 (gen_variable_die): Emit DW_AT_location on abstract static variable's
26450 DIE, don't emit it if abstract origin already has it.
26451 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
26452 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
26454 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26456 * genpreds.c (needs_variable): Fix parentheses at variable name
26458 (write_tm_constrs_h): Indent generated code.
26460 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26462 * doc/extend.texi (Function Attributes): Add documentation
26463 for isr attributes.
26465 2009-03-06 Jakub Jelinek <jakub@redhat.com>
26468 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
26469 take locus from its DECL_SOURCE_LOCATION instead of input_location.
26471 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
26473 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
26476 2009-03-05 Jakub Jelinek <jakub@redhat.com>
26479 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
26480 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
26482 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
26484 * config/i386/i386.md (R8_REG, R9_REG): New constants.
26485 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
26486 constants instead of magic numbers.
26487 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
26489 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
26490 (x86_64_ms_abi_int_parameter_registers): Ditto.
26491 (x86_64_int_return_registers): Ditto.
26492 (ix86_maybe_switch_abi): Ditto.
26493 (ix86_expand_call): Ditto for clobbered_registers array.
26494 (ix86_hard_regno_mode_ok): Ditto.
26495 (x86_extended_QIreg_mentioned_p): Ditto.
26497 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
26499 PR tree-optimization/39349
26500 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
26502 * combine.c (gen_lowpart_for_combine): Use omode when generating
26505 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
26507 PR rtl-optimization/39235
26508 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
26510 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26512 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
26514 2009-03-04 Richard Guenther <rguenther@suse.de>
26516 PR tree-optimization/39362
26517 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
26518 that occur in abnormal PHIs should be varying.
26520 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
26522 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
26524 (simple_iv): Take loop as an argument instead of statement.
26525 * tree-scalar-evolution.h (simple_iv): Declaration changed.
26526 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
26528 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
26530 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
26531 * matrix-reorg.c (analyze_transpose): Ditto.
26532 * tree-data-ref.c (dr_analyze_innermost): Ditto.
26533 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
26534 * tree-predcom.c (ref_at_iteration): Ditto.
26535 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
26537 2009-03-04 Richard Guenther <rguenther@suse.de>
26539 PR tree-optimization/39358
26540 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
26541 escaped_id and callused_id.
26542 (solve_graph): Likewise.
26544 2009-03-04 Richard Guenther <rguenther@suse.de>
26546 PR tree-optimization/39339
26547 * tree-sra.c (try_instantiate_multiple_fields): Make it
26548 no longer ICE on the above.
26550 2009-03-03 Joseph Myers <joseph@codesourcery.com>
26552 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
26553 that fits within Pmode.
26555 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26557 PR middle-end/10109
26558 * tm.texi (LIBCALL_VALUE): Update description.
26560 2009-03-03 Steve Ellcey <sje@cup.hp.com>
26562 PR middle-end/34443
26563 * doc/extend.texi (section): Update description.
26565 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
26567 PR middle-end/39345
26568 * tree-inline.c (remapped_type): New.
26569 (can_be_nonlocal): Call remapped_type instead of remap_type.
26571 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26574 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
26575 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
26577 2009-03-03 Richard Guenther <rguenther@suse.de>
26579 PR middle-end/39272
26580 * tree.c (tree_nonartificial_location): New function.
26581 * tree.h (tree_nonartificial_location): Declare.
26582 * builtins.c (expand_builtin_memory_chk): Provide location
26583 of the call location for artificial function pieces.
26584 (maybe_emit_chk_warning): Likewise.
26585 (maybe_emit_sprintf_chk_warning): Likewise.
26586 (maybe_emit_free_warning): Likewise.
26587 * expr.c (expand_expr_real_1): Likewise.
26589 2009-03-03 Jakub Jelinek <jakub@redhat.com>
26591 PR tree-optimization/39343
26592 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
26593 COMPONENT_REF t has ARRAY_TYPE.
26595 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
26597 PR middle-end/39335
26598 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
26599 when the type precision of the induction variable should be
26600 larger than the type precision of nit.
26601 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
26602 * graphite.c (graphite_loop_normal_form): Same.
26603 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
26605 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26607 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
26608 (*call_1_rex64_ms_sysv): Use named constants instead of magic
26609 numbers to describe clobbered registers.
26610 (*call_value_0_rex64_ms_sysv): Ditto.
26611 * config/i386/mmx.md (mmx_emms): Ditto.
26612 (mmx_femms): Ditto.
26614 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
26616 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
26619 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
26621 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
26622 (spu_section_type_flags): New function.
26624 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
26626 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
26627 reg_class_contents of FLOAT_REGS into a temporary.
26629 2009-03-02 Richard Guenther <rguenther@suse.de>
26630 Ira Rosen <irar@il.ibm.com>
26632 PR tree-optimization/39318
26633 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
26634 information to the vectorized statement.
26636 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
26638 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
26639 variable. Use defined names instead of magic constants for REX SSE
26642 2009-03-01 Richard Guenther <rguenther@suse.de>
26644 PR tree-optimization/39331
26645 * omp-low.c (lower_send_shared_vars): Do not receive new
26646 values for the reference of DECL_BY_REFERENCE parms or results.
26648 2009-03-01 Jan Hubicka <jh@suse.cz>
26651 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
26652 BLOCK_NONLOCALIZED_VAR): New macros.
26653 (tree_block): Add nonlocalized_vars.
26654 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
26655 gen_decl_die): Add origin argument. Allow generation of die with
26656 origin at hand only.
26657 (gen_member_die, gen_type_die_with_usage, force_decl_die,
26658 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
26660 (gen_block_die): Fix checking for unused blocks.
26661 (process_scope_var): Break out from .... ; work with origins only.
26662 (decls_for_scope) ... here; process nonlocalized list.
26663 (dwarf2out_ignore_block): Look for nonlocalized vars.
26664 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
26666 (dump_scope_block): Dump them.
26667 * tree-inline.c (remap_decls): Handle nonlocalized vars.
26668 (remap_block): Likewise.
26669 (can_be_nonlocal): New predicate.
26670 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
26672 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26674 * configure: Regenerate.
26676 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26678 * optc-gen.awk: No need to duplicate option flags twice.
26679 Reuse help texts for duplicate options which do not have any.
26681 * gcc.c (display_help): Document --version.
26683 * gcc.c (main): If print_help_list and verbose_flag, ensure
26684 driver output comes before subprocess output.
26686 * optc-gen.awk: Assign all remaining fields to help string,
26687 space-separated, for multi-line help in *.opt.
26689 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
26690 -Wno-pedantic-ms-format is for MinGW targets only.
26692 * doc/options.texi (Option file format): Fix bad indentation,
26693 restoring dropped sentence.
26695 2009-02-28 Jan Hubicka <jh@suse.cz>
26697 * tree-inline.c (tree_function_versioning): Output debug info.
26699 2009-02-28 Jan Hubicka <jh@suse.cz>
26702 * tree-inline.c (setup_one_parameter): Do not copy propagate
26703 arguments when not optimizing.
26705 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
26708 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
26709 (avx_addsubv4df3): Likewise.
26710 (*avx_addsubv4sf3): Likewise.
26711 (sse3_addsubv4sf3): Likewise.
26712 (*avx_addsubv2df3): Likewise.
26713 (sse3_addsubv2df3): Likewise.
26714 (avx_unpckhps256): Correct item selectors.
26715 (avx_unpcklps256): Likewise.
26716 (avx_unpckhpd256): Likewise.
26717 (avx_unpcklpd256): Likewise.
26719 2009-02-28 Jan Hubicka <jh@suse.cz>
26721 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
26723 (copy_arguments_for_versioning): If var is declared don't declare it.
26724 (tree_function_versioning): First setup substitutions and then copy
26727 2009-02-27 Jan Hubicka <jh@suse.cz>
26730 * cgraph.h (varpool_output_debug_info): Remove.
26731 * cgraphunit.c (varpool_output_debug_info): Remove.
26732 * dwarf2out.c (deferred_locations_struct): New struct
26733 (deferred_locations): New type.
26734 (deferred_locations_list): New static var.
26735 (deffer_location): New function.
26736 (gen_variable_die): Use it.
26737 (decls_for_scope): Output info on local static vars.
26738 (dwarf2out_finish): Process deferred locations.
26739 * varpool.c (varpool_output_debug_info): Remove.
26741 2009-02-27 Jan Hubicka <jh@suse.cz>
26744 * tree.h (TREE_PROTECTED): Fix comment.
26745 (BLOCK_HANDLER_BLOCK): Remove.
26746 (struct tree_block): Remove handler_block add body_block.
26747 (inlined_function_outer_scope_p): New.
26748 (is_body_block): Remove.
26749 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
26750 * dwarf2out.c (is_inlined_entry_point): Remove.
26751 (add_high_low_attributes): Use inlined_function_outer_scope_p.
26752 (gen_block_die): Use is_inlined_entry_point check. Remove body block
26754 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
26755 * gimplify.c (gimplify_expr): Gimplify body blocks.
26756 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
26757 block with multiple subblocks.
26758 (dump_scope_block): Prettier output; dump more flags and info.
26759 (dump_scope_blocks): New.
26760 (remove_unused_locals): Use dump_scope_blocks.
26761 * tree-flow.h (dump_scope_blocks): Declare.
26762 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
26763 * stmt.c (is_body_block): Remove.
26764 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
26765 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
26767 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
26769 PR middle-end/39308
26770 * graphite.c (graphite_loop_normal_form): Do not call
26771 number_of_iterations_exit from a gcc_assert.
26773 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
26775 * config/s390/s390.c (s390_swap_cmp): Look for conditional
26776 jumps if COND is NULL.
26777 (find_cond_jump): New function.
26778 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
26779 * config/s390/s390.md: Remove z10_cobra attribute value.
26781 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
26783 * config/alpha/alpha.h (alpha_expand_mov): Return false if
26784 force_const_mem returns NULL_RTX.
26786 2009-02-26 Jan Hubicka <jh@suse.cz>
26789 * cgraph.h (varpool_output_debug_info): Remove.
26790 * cgraphunit.c (varpool_output_debug_info): Remove.
26791 * dwarf2out.c (deferred_locations_struct): New struct
26792 (deferred_locations): New type.
26793 (deferred_locations_list): New static var.
26794 (deffer_location): New function.
26795 (gen_variable_die): Use it.
26796 (decls_for_scope): Output info on local static vars.
26797 (dwarf2out_finish): Process deferred locations.
26798 * varpool.c (varpool_output_debug_info): Remove.
26800 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
26802 PR rtl-optimization/39241
26803 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
26804 to subreg_offset_representable_p.
26806 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26808 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
26809 execute function prototype. Get f and nregs from max_reg_num
26810 and get_insns. Remove the first backward pass as it's dead,
26811 guard the forward pass by flag_expensive_optimizations.
26812 (rest_of_handle_regmove): Delete.
26813 (pass_regmove): Replace it with regmove_optimize.
26815 2009-02-25 Martin Jambor <mjambor@suse.cz>
26817 PR tree-optimization/39259
26818 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
26819 calls_alloca function flags.
26820 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
26821 calls are detected.
26823 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
26825 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
26826 flags_set_1_rtx, flags_set_1_set): Delete.
26827 (regmove_optimize): Do not call mark_flags_life_zones.
26829 2009-02-24 Julian Brown <julian@codesourcery.com>
26832 * config/arm/arm.c (require_pic_register): Only set
26833 cfun->machine->pic_reg once per function.
26835 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
26837 * doc/invoke.texi (Link Options): Document an easier way to pass
26838 options that take arguments to the GNU linker using -Xlinker and -Wl.
26840 2009-02-24 Steve Ellcey <sje@cup.hp.com>
26843 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
26845 2009-02-24 Richard Guenther <rguenther@suse.de>
26848 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
26850 2009-02-24 Richard Guenther <rguenther@suse.de>
26851 Zdenek Dvorak <ook@ucw.cz>
26853 PR tree-optimization/39233
26854 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
26855 from converting them to a generic type.
26857 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
26859 PR tree-optimization/39260
26860 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
26861 contains a condition with a real type.
26862 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
26864 2009-02-23 Jason Merrill <jason@redhat.com>
26867 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
26868 narrowing_initializer_constant_valid_p.
26869 (narrowing_initializer_constant_valid_p): Don't return
26870 null_pointer_node for adding a pointer to itself.
26872 2009-02-23 Jan Hubicka <jh@suse.cz>
26875 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
26878 2009-02-23 Jan Hubicka <jh@suse.cz>
26880 PR tree-optimization/37709
26881 * tree.c (block_ultimate_origin): Move here from dwarf2out.
26882 * tree.h (block_ultimate_origin): Declare.
26883 * dwarf2out.c (block_ultimate_origin): Move to tree.c
26884 * tree-ssa-live.c (remove_unused_scope_block_p):
26885 Eliminate blocks containig no instructions nor live variables nor
26887 (dump_scope_block): New function.
26888 (remove_unused_locals): Enable removal of dead blocks by default;
26889 enable dumping at TDF_DETAILS.
26891 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26893 * config/i386/i386.c (classify_argument): Don't allow COImode
26895 (function_arg_advance_32): Don't allow OImode.
26896 (function_arg_32): Likewise.
26897 (function_value_32): Likewise.
26898 (return_in_memory_32): Likewise.
26899 (function_arg_64): Remove OImode comment.
26901 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26904 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
26905 ix86_expand_vector_set for V4DImode in 64bit mode only.
26906 (ix86_expand_vector_init_one_var): Likewise.
26908 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
26910 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
26912 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26915 * loop-iv.c: Revert last change.
26916 * emit-rtl.c: Likewise.
26918 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
26921 * config/i386/i386.c (type_natural_mode): Remove an extra
26922 space in the warning message.
26923 (function_value_32): Handle 32-byte vector modes.
26924 (return_in_memory_32): Likewise.
26926 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
26928 * loop-iv.c (truncate_value): New function.
26929 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
26931 (lowpart_subreg): Move to...
26932 * emit-rtl.c: ...here.
26934 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
26936 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
26937 accidental and undocumented change at revision 140860.
26939 2009-02-21 Joseph Myers <joseph@codesourcery.com>
26941 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
26942 take gimple_seq * arguments.
26943 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
26944 types_compatible_p langhook.
26946 2009-02-20 Mark Mitchell <mark@codesourcery.com>
26947 Joseph Myers <joseph@codesourcery.com>
26949 * config/arm/arm.c (arm_builtin_va_list): New function.
26950 (arm_expand_builtin_va_start): Likewise.
26951 (arm_gimplify_va_arg_expr): Likewise.
26952 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
26953 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
26954 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
26955 (va_list_type): New variable.
26956 (arm_mangle_type): Mangle va_list_type appropriately.
26958 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26960 PR middle-end/39157
26961 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
26962 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
26963 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
26964 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
26965 parameter to 1000 for -O1 by default.
26966 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
26968 * loop-invariant.c: Include params.h.
26969 (move_loop_invariants): Don't call move_single_loop_invariants on
26972 2009-02-20 Jaka Mocnik <jaka@xlab.si>
26974 * calls.c (emit_library_call_value_1): Use slot_offset instead of
26975 offset when calculating bounds for indexing stack_usage_map. Fixes
26976 a buffer overflow with certain target setups.
26978 2009-02-20 Jakub Jelinek <jakub@redhat.com>
26981 * calls.c (expand_call): Clear try_tail_call if caller and callee
26982 disagree in promotion of function return value.
26984 2009-02-19 Jakub Jelinek <jakub@redhat.com>
26987 * c-common.c (c_determine_visibility): If visibility changed and
26988 DECL_RTL has been already set, call make_decl_rtl to update symbol
26991 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
26994 * varasm.c (assemble_variable): Don't check DECL_NAME when
26995 globalizing a variable.
26997 2009-02-19 Joseph Myers <joseph@codesourcery.com>
27000 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
27001 expression before any __builtin_trap call.
27002 * c-typeck.c (build_function_call): Convert and check function
27003 arguments before generating a call to a trap. Evaluate the
27004 function arguments before the trap.
27006 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
27009 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
27010 (UNSPEC_FXAM_MEM): New unspec.
27011 (fxam<mode>2_i387_with_temp): New insn and split pattern.
27012 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
27013 memory using fxam<mode>2_i387_with_temp to remove excess precision.
27015 2009-02-19 Richard Guenther <rguenther@suse.de>
27017 PR tree-optimization/39207
27018 PR tree-optimization/39074
27019 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
27020 storedanything_tree): New.
27021 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
27022 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
27023 (build_succ_graph): Add edges from STOREDANYTHING to all
27025 (init_base_vars): Initialize STOREDANYTHING.
27026 (compute_points_to_sets): Free substitution info after
27027 building the succ graph.
27028 (ipa_pta_execute): Likewise.
27030 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
27032 (do_ds_constraint): Do not add to special var or non-pointer
27034 (type_could_have_pointers): Split out from ...
27035 (could_have_pointers): ... here. For arrays use the element type.
27036 (create_variable_info_for): Initialize may_have_pointers.
27037 (new_var_info): Likewise.
27038 (handle_lhs_call): Make the HEAP variable unknown-sized.
27039 (intra_create_variable_infos): Use a type with pointers for
27040 PARM_NOALIAS, make it unknown-sized.
27042 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
27045 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
27047 2009-02-18 Jason Merrill <jason@redhat.com>
27050 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
27051 value if DECL_EXTERNAL.
27052 * tree-sra.c (sra_walk_gimple_assign): Likewise.
27053 * target.h (gcc_target::binds_local_p): Clarify "module".
27054 * tree.h (TREE_PUBLIC): Clarify "module".
27056 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
27059 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
27060 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
27062 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
27065 * c.opt (Wabi): Support C and ObjC.
27068 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
27070 * config/i386/i386.c (classify_argument): Warn once about the ABI
27071 change when passing union with long double.
27073 * doc/invoke.texi: Update -Wabi for warning psABI changes.
27075 2009-02-18 Joseph Myers <joseph@codesourcery.com>
27078 * c-parser.c (c_parser_compound_statement): Always enter and leave
27081 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27084 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
27086 2009-02-18 Jakub Jelinek <jakub@redhat.com>
27088 PR tree-optimization/36922
27089 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
27090 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
27093 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27095 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
27098 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27100 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
27102 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
27104 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
27107 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
27108 Richard Sandiford <rdsandiford@googlemail.com>
27110 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
27111 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
27112 (loongson_biadd): ...this.
27114 2009-02-17 Richard Guenther <rguenther@suse.de>
27116 PR tree-optimization/39202
27117 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
27118 a var make sure to follow existing collapses.
27120 2009-02-17 Richard Guenther <rguenther@suse.de>
27122 PR middle-end/39214
27123 * langhooks.c (lhd_print_error_function): Check for NULL block.
27125 2009-02-17 Richard Guenther <rguenther@suse.de>
27127 PR tree-optimization/39204
27128 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
27131 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
27133 * config/soft-fp/double.h: Update from glibc CVS.
27135 2009-02-17 Richard Guenther <rguenther@suse.de>
27137 PR tree-optimization/39207
27138 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
27139 strict-aliasing warnings for pointers pointing to NULL.
27141 2009-02-16 Joseph Myers <joseph@codesourcery.com>
27144 * c-parser.c (c_parser_braced_init): Call pop_init_level when
27145 skipping until next close brace.
27147 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
27150 * config/i386/i386.c (ix86_expand_push): Set memory alignment
27151 to function argument boundary.
27153 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
27155 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
27156 in the lea_add. Reload eventually constraints it properly.
27157 * config/picochip/constraints.md: Remove the target constraint
27158 "b", since it is not needed anymore.
27160 2009-02-16 Jakub Jelinek <jakub@redhat.com>
27162 * gthr-dce.h: Uglify function parameter and local variable names.
27163 * gthr-gnat.h: Likewise.
27164 * gthr-mipssde.h: Likewise.
27165 * gthr-nks.h: Likewise.
27166 * gthr-posix95.h: Likewise.
27167 * gthr-posix.h: Likewise.
27168 * gthr-rtems.h: Likewise.
27169 * gthr-single.h: Likewise.
27170 * gthr-solaris.h: Likewise.
27171 * gthr-tpf.h: Likewise.
27172 * gthr-vxworks.h: Likewise.
27173 * gthr-win32.h: Likewise.
27175 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
27178 * config/i386/i386.md: Restrict the new peephole2 to move
27179 between MMX/SSE registers.
27181 2009-02-15 Richard Guenther <rguenther@suse.de>
27184 2009-02-13 Richard Guenther <rguenther@suse.de>
27186 * configure.ac: Enable LFS.
27187 * configure: Re-generate.
27188 * config.in: Likewise.
27190 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27192 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
27193 spu_srqwbyte, spu_srqwbytebc): Define.
27194 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
27195 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
27196 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
27197 "shrqby_<mode>"): New insn-and-split patterns.
27198 * config/spu/spu.c (expand_builtin_args): Determine and return
27199 number of operands using spu_builtin_description data.
27200 (spu_expand_builtin_1): Use it.
27202 2009-02-13 Steve Ellcey <sje@cup.hp.com>
27205 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
27208 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27211 * config/i386/i386.c (override_options): Correct warning
27212 messages for -malign-loops, -malign-jumps and -malign-functions.
27214 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27217 * config/i386/i386.md: Restrict the new peephole2 to move
27218 between the general purpose registers.
27220 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
27223 * config/i386/i386.c (type_natural_mode): Add a new argument.
27224 Return the original mode and warn ABI change if vector size is 32byte.
27225 (function_arg_advance): Updated.
27226 (function_arg): Likewise.
27227 (ix86_function_value): Likewise.
27228 (ix86_return_in_memory): Likewise.
27229 (ix86_sol10_return_in_memory): Likewise.
27230 (ix86_gimplify_va_arg): Likewise.
27231 (function_arg_32): Don't warn ABX ABI change here.
27232 (function_arg_64): Likewise.
27234 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
27236 * loop-iv.c (implies_p): In the final case, test that operands 0
27237 of the two comparisons match.
27239 * config/bfin/bfin.c (find_prev_insn_start): New function.
27240 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
27241 (find_next_insn_start): Move.
27243 2009-02-13 Richard Guenther <rguenther@suse.de>
27245 * configure.ac: Enable LFS.
27246 * configure: Re-generate.
27247 * config.in: Likewise.
27249 2009-02-13 Joseph Myers <joseph@codesourcery.com>
27252 * c-parser.c (c_parser_parms_list_declarator): Discard pending
27253 sizes on syntax error after some arguments have been parsed.
27255 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27257 * doc/invoke.texi (-fira): Remove.
27259 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27261 * caller-save.c: Replace regclass.c with reginfo.c in comments.
27262 * recog.c: Likewise.
27265 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
27267 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
27268 (umul_ppmm): Likewise.
27269 (count_leading_zeros): Likewise.
27270 (count_trailing_zeros): Likewise.
27271 (UMUL_TIME): Likewise.
27273 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27275 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
27276 soft-fp/t-softfp to tmake_file.
27278 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
27279 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
27280 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
27281 IA64_BUILTIN_INFQ]: New.
27282 (ia64_init_builtins): Initialize __builtin_infq,
27283 __builtin_fabsq and __builtin_copysignq if not HPUX.
27284 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
27285 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
27287 * config/ia64/lib1funcs.asm (__divtf3): Define only if
27289 (__fixtfti): Likewise.
27290 (__fixunstfti): Likewise.
27291 (__floattitf): Likewise.
27293 * config/ia64/libgcc-glibc.ver: New.
27294 * config/ia64/t-fprules-softfp: Likewise.
27295 * config/ia64/sfp-machine.h: Likewise.
27297 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
27298 (LIBGCC2_TF_CEXT): Likewise.
27299 (TF_SIZE): Likewise.
27300 (TARGET_INIT_LIBFUNCS): Likewise.
27302 * config/ia64/t-glibc (SHLINB_MAPFILES):
27303 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
27305 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
27307 * config/i386/i386.c (construct_container): Rewrite processing
27308 BLKmode with X86_64_SSE_CLASS.
27310 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
27313 * config/i386/i386.md: Replace simplify_replace_rtx with
27314 replace_rtx in the new peephole2.
27316 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
27318 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
27319 loop unrolling do not happen at -O2.
27321 2009-02-12 Michael Matz <matz@suse.de>
27323 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
27325 2009-02-12 Jakub Jelinek <jakub@redhat.com>
27327 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
27330 2009-02-12 Ben Elliston <bje@au.ibm.com>
27332 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
27333 patterns when updating the back chain. Missed in the 2009-02-10
27336 2009-02-11 Janis Johnson <janis187@us.ibm.com>
27338 * doc/extend.texi (Decimal Floating Types): Update identifier of
27339 draft TR and list of missing support.
27341 2009-02-11 Jakub Jelinek <jakub@redhat.com>
27343 PR middle-end/39154
27344 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
27345 bit to variable length decl's flags, add it also to its
27346 pointer replacement variable.
27348 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
27349 Jakub Jelinek <jakub@redhat.com>
27352 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
27353 (memory_blockage): New expander.
27354 (*memory_blockage): New insn pattern.
27355 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
27356 instead of general blockage at the end of function prologue when
27357 frame pointer is used to access red zone area. Do not emit blockage
27358 when profiling, it is emitted in generic code.
27359 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
27360 function epilogue when frame pointer is used to access red zone area.
27362 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
27365 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
27366 by arithmetic with memory operands.
27367 * config/i386/predicates.md (commutative_operator): New.
27369 2009-02-10 Janis Johnson <janis187@us.ibm.com>
27371 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
27374 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
27376 * alias.h (record_alias_subset): Declare.
27377 * alias.c (record_alias_subset): Make global.
27379 2009-02-10 Nick Clifton <nickc@redhat.com>
27381 * tree-parloops.c: Change license to GPLv3.
27382 * ipa-struct-reorg.c: Change license to GPLv3.
27383 * ipa-struct-reorg.h: Change license to GPLv3.
27385 2009-02-10 Steve Ellcey <sje@cup.hp.com>
27388 * c-decl.c (start_struct): Return NULL on error.
27390 2009-02-10 Jakub Jelinek <jakub@redhat.com>
27392 PR middle-end/39124
27393 * cfgloopmanip.c (remove_path): Call remove_bbs after
27394 cancel_loop_tree, not before it.
27397 * function.h (struct function): Add has_local_explicit_reg_vars bit.
27398 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
27399 VAR_DECLs were seen.
27400 * tree-ssa-live.c (remove_unused_locals): Recompute
27401 cfun->has_local_explicit_reg_vars.
27402 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
27403 copies or clearings if cfun->has_local_explicit_reg_vars.
27405 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
27408 * config/i386/i386.c (expand_prologue): Emit blockage at the end
27409 of function prologue when frame pointer is used to access
27412 2009-02-10 Richard Guenther <rguenther@suse.de>
27414 PR middle-end/39127
27415 * gimplify.c (gimple_regimplify_operands): Always look if
27416 we need to create a temporary.
27418 2009-02-10 Richard Guenther <rguenther@suse.de>
27420 PR tree-optimization/39132
27421 * tree-loop-distribution.c (todo): New global var.
27422 (generate_memset_zero): Trigger TODO_rebuild_alias.
27423 (tree_loop_distribution): Return todo.
27425 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
27428 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
27429 (x86_64_reg_class_name): Removed.
27430 (classify_argument): Return 0 if bytes > 32. Return 0 if the
27431 first one isn't X86_64_SSE_CLASS or any other ones aren't
27432 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
27433 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
27434 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
27435 and 3 X86_64_SSEUP_CLASS.
27436 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
27437 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
27439 2009-02-10 Ben Elliston <bje@au.ibm.com>
27441 * config/rs6000/rs6000.md (allocate_stack): Always use an update
27442 form instruction to update the stack back chain word, even if the
27443 user has disabled the generation of update instructions.
27444 (movdi_<mode>_update_stack): New.
27445 (movsi_update_stack): Likewise.
27446 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
27447 always use an update form instruction to update the stack back
27450 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
27452 PR middle-end/38953
27453 * graphite.c (if_region_set_false_region): After moving a region in
27454 the false branch of a condition, remove the empty dummy basic block.
27455 (gloog): Remove wrong fix for PR38953.
27457 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
27459 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
27460 generation due to implicit sign extension.
27462 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
27464 PR middle-end/38981
27465 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
27466 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
27468 2009-02-09 Richard Guenther <rguenther@suse.de>
27470 PR middle-end/35202
27471 * convert.c (convert_to_real): Disable (float)fn((double)x)
27472 to fnf(x) conversion if errno differences may occur and
27473 -fmath-errno is set.
27475 2009-02-07 Anatoly Sokolov <aesok@post.ru>
27477 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
27478 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
27479 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
27481 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27484 * c-common.c (handle_alias_attribute): Disallow attribute for
27485 anything not a FUNCTION_DECL or VAR_DECL.
27487 2009-02-06 Janis Johnson <janis187@us.ibm.com>
27490 * real.c (do_compare): Special-case compare of zero against
27491 decimal float value.
27493 2009-02-06 Joseph Myers <joseph@codesourcery.com>
27496 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
27497 as indicating flexible array members unless the field itself is
27498 being declarared as the incomplete array.
27500 2009-02-06 Jan Hubicka <jh@suse.cz>
27502 PR tree-optimization/38844
27503 * ipa-inline.c (try_inline): Stop inlining recursion when edge
27504 is already inlined.
27506 2009-02-06 Richard Guenther <rguenther@suse.de>
27508 PR middle-end/38977
27509 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
27510 fork because we may expand it as __gcov_fork.
27512 2009-02-06 Nick Clifton <nickc@redhat.com>
27514 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
27516 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
27518 PR tree-optimization/35659
27519 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
27520 vn_phi_eq): Shortcut if hashcode does not match.
27521 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
27523 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
27524 and avoid iterative_hash_expr.
27525 (FOR_EACH_VALUE_ID_IN_SET): New.
27526 (value_id_compare): Remove.
27527 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
27528 sort expressions by value id.
27530 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
27533 * config/sh/predicates.md (general_movsrc_operand): Don't check
27534 the subreg of system registers here.
27536 2009-02-05 Jakub Jelinek <jakub@redhat.com>
27539 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
27540 on the copied decl.
27542 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
27544 PR rtl-optimization/39110
27545 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
27546 addresses, not aligned ones.
27548 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
27549 Richard Guenther <rguenther@suse.de>
27551 PR tree-optimization/39100
27552 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
27553 comment says and add edges.
27555 2009-02-05 Joseph Myers <joseph@codesourcery.com>
27558 * c-common.c (handle_tls_model_attribute): Ignore attribute for
27559 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
27561 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
27563 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
27564 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
27565 register_bb_in_sese, new_sese, free_sese): Moved.
27566 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
27567 outermost_loop_in_scop, build_scop_iteration_domain,
27568 expand_scalar_variables_ssa_name, get_vdef_before_scop,
27569 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
27570 Use loop_in_sese_p instead of loop_in_scop_p.
27571 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
27572 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
27573 (scopdet_basic_block_info): Fix bug in scop detection.
27574 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
27575 eq_loop_to_cloog_loop): Remove.
27576 (nb_loops_around_loop_in_scop, nb_loop
27577 ref_nb_loops): Moved here...
27578 * graphite.h (ref_nb_loops): ... from here.
27579 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
27580 (loop_domain_dim, loop_iteration_vector_dim): Remove.
27581 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
27583 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
27584 Hans-Peter Nilsson <hp@axis.com>
27586 PR rtl-optimization/37889
27587 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
27588 Move offset handling from PLUS to before the switch. Use new
27589 arguments when considering SYMBOL_REFs too.
27590 (rtx_addr_can_trap_p): Pass dummy offset and size.
27591 (enum may_trap_p_flags): Remove.
27592 (may_trap_p_1): Pass size from MEM_SIZE.
27594 PR rtl-optimization/38921
27595 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
27596 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
27597 * rtlanal.c (may_trap_after_code_motion_p): Delete.
27598 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
27600 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
27602 AVX Programming Reference (January, 2009)
27603 * config/i386/sse.md (*vpclmulqdq): New.
27605 2009-02-04 Jakub Jelinek <jakub@redhat.com>
27607 PR tree-optimization/38977
27608 PR gcov-profile/38292
27609 * calls.c (special_function_p): Disregard __builtin_ prefix.
27611 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
27613 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
27614 non-indexable addresses even before reload.
27616 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27619 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
27620 as having variable size. Do not give an error for unnamed
27621 parameters with [*] declarators. Give a warning for type names
27622 with [*] declarators and mark them as variable size.
27623 * c-parser.c (c_parser_sizeof_expression): Do not give an error
27624 for sizeof applied to [*] type names.
27626 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
27629 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
27631 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27633 * gcc.c (process_command): Update copyright notice dates.
27634 * gcov.c (print_version): Likewise.
27635 * gcov-dump.c (print_version): Likewise.
27636 * mips-tfile.c (main): Likewise.
27637 * mips-tdump.c (main): Likewise.
27639 2009-02-03 Joseph Myers <joseph@codesourcery.com>
27642 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
27643 for composite type involving a zero-length array type.
27645 2009-02-03 Jakub Jelinek <jakub@redhat.com>
27648 * function.c (match_asm_constraints_1): Skip over
27649 initial optional % in the constraint.
27651 PR inline-asm/39059
27652 * c-parser.c (c_parser_postfix_expression): If fixed point is not
27653 supported, don't accept FIXED_CSTs.
27654 * c-decl.c (finish_declspecs): Error if fixed point is not supported
27655 and _Sat is used without _Fract/_Accum. Set specs->type to
27656 integer_type_node for cts_fract/cts_accum if fixed point is not
27659 2009-02-02 Catherine Moore <clm@codesourcery.com>
27661 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
27663 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
27665 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
27666 (ABI_HAS_64BIT_SYMBOLS): Use it.
27667 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
27669 2009-02-02 Paul Brook <paul@codesourcery.com>
27671 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
27673 2009-02-02 Jakub Jelinek <jakub@redhat.com>
27675 PR inline-asm/39058
27676 * recog.h (asm_operand_ok): Add constraints argument.
27677 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
27678 recurse on matching constraint.
27679 (check_asm_operands): Pass constraints as 3rd argument to
27680 asm_operand_ok. Don't look up matching constraint here.
27681 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
27684 2009-02-02 Ben Elliston <bje@au.ibm.com>
27686 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
27687 TARGET_NARROW_VOLATILE_BITFIELD macro names.
27689 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27691 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
27692 information. Remove some obsolete information. Reorganize.
27694 * config/pa/fptr.c: Revert license to GPL 2.
27695 * config/pa/milli64.S: Likewise.
27697 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27700 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
27701 LIBRARY name in, instead of hard-coding it.
27702 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
27703 extra target make frag to tmake_files according to EH model.
27704 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
27705 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
27706 frags that define makefile variable EH_MODEL appropriately.
27707 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
27708 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
27709 to "-sjlj" according to type of EH configured.
27710 (LIBGCC_SONAME): Concatenate it to shared library base name.
27711 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
27712 to "_sjlj" according to type of EH configured.
27713 (LIBGCC_SONAME): Concatenate it to shared library base name.
27714 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
27715 (SHLIB_LINK): Add missing semicolon to if-else construct.
27716 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27717 string value of "pe_dll" command-line option.
27718 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
27719 (SHLIB_SONAME): Use it when overriding t-cygming default.
27720 (SHLIB_IMPLIB): Override t-cygming default.
27721 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
27722 string value of "pe_dll" command-line option.
27724 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
27727 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
27728 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
27730 2009-01-31 Richard Guenther <rguenther@suse.de>
27732 PR tree-optimization/38937
27733 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
27734 computing the transitive closure.
27736 2009-01-30 Richard Guenther <rguenther@suse.de>
27738 PR tree-optimization/39041
27739 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
27740 Propagate variable indices only if the types match for this stmt.
27742 2009-01-30 Jakub Jelinek <jakub@redhat.com>
27745 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
27746 inline but never defined.
27748 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
27750 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
27751 (*insv_h_di_reg_extimm): New insn.
27752 (*insv_l<mode>_reg_extimm): New insn.
27754 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27756 * config/picochip/picochip.c (flag_conserve_stack): set
27757 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
27758 fconserve-stack. Reduce call-overhead used by inliner.
27760 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
27763 * common.opt (flag_conserve_stack): Initialised to zero.
27765 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
27768 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
27769 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
27772 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
27774 * ira-color.c (allocno_reload_assign): Update comments.
27775 * regmove.c (regmove_optimize): Likewise.
27779 2009-01-29 Robert Millan <rmh@aybabtu.com>
27781 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
27782 * config/i386/kopensolaris-gnu.h: New file. Undefine
27783 `MD_UNWIND_SUPPORT'.
27784 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
27786 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
27788 PR tree-optimization/39007
27789 * tree-loop-distribution.c (generate_builtin): Use
27790 recompute_dominator to compute the immediate dominator of the
27791 basic block just after the loop.
27793 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
27795 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
27796 (ASM_OUTPUT_DWARF_PCREL): Define.
27798 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
27800 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
27801 * doc/passes.texi: Remove entries about regclass, local-alloc, and
27802 global. Modify entries about regmove and IRA.
27804 * ra-conflict.c: Remove the file.
27806 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
27808 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
27809 (pass_regclass_init): Rename to pass_reginfo_init.
27811 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
27813 * toplev.h (flag_ira): Remove.
27815 * caller-save.c (setup_save_areas): Remove flag_ira.
27817 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
27819 * global.c: Remove the file.
27821 * opts.c (decode_options): Remove flag_ira.
27823 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
27825 * regmove.c: Modify file description.
27826 (find_use_as_address, try_auto_increment): Define them only if
27827 AUTO_INC_DEC is defined.
27828 (replacement_quality, replace_in_call_usage, fixup_match_1,
27829 stable_and_no_regs_but_for_p): Remove.
27830 (reg_set_in_bb): Make it static.
27831 (regmove_optimize): Remove flag_ira and code which worked for
27834 * local-alloc.c: Remove the file.
27836 * common.opt (fira): Remove.
27838 * ira.c: Include except.h.
27839 (eliminable_regset): Move from global.c.
27840 (mark_elimination): Ditto. Remove flag_ira.
27841 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
27842 equiv_mem_modified, validate_equiv_mem_from_store,
27843 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
27844 contains_replace_regs, memref_referenced_p, memref_used_between_p,
27845 no_equiv, recorded_label_ref): Move from local-alloc.c.
27846 (update_equiv_regs): Ditto. Make it static.
27847 (print_insn_chain, print_insn_chains): Move it from global.c.
27848 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
27849 (build_insn_chain): Ditto. Make it static.
27850 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
27851 Rename to init_live_subregs.
27852 (gate_ira): Remove flag_ira.
27854 * regclass.c: Rename reginfo.c. Change file description.
27855 (FORBIDDEN_INC_DEC_CLASSES): Remove.
27856 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
27857 (init_reg_sets_1): Remove code for evaluation of
27858 reg_class_superclasses and losing_caller_save_reg_set.
27859 (init_regs): Remove init_reg_autoinc.
27860 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
27861 ok_for_base_p_nonstrict): Remove.
27862 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
27863 (pass_regclass_init): Rename to pass_reginfo_init. Modify
27864 corresponding entries.
27865 (dump_regclass, record_operand_costs, scan_one_insn,
27866 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
27867 record_address_regs, auto_inc_dec_reg_p): Remove.
27868 (gt-regclass.h): Rename to gt-reginfo.h.
27870 * rtl.h (dump_global_regs, retry_global_alloc,
27871 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
27873 * Makefile.in (RA_H): Remove.
27874 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
27875 Rename regclass.o to reginfo.o.
27876 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
27878 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
27879 (GTFILES): Rename regclass.c to reginfo.c.
27881 * passes.c (init_optimization_passes): Remove pass_local_alloc and
27882 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
27884 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
27885 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
27887 (finish_spills): Ditto. Remove code for !flag_ira.
27889 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
27891 PR middle-end/35854
27892 * doc/invoke.texi (rtl debug options): Complete rewrite.
27893 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
27895 * mode-switching.c (pass_mode_switching): Rename pass from
27896 "mode-sw" to "mode_sw".
27897 * except.c (pass_convert_to_eh_ranges): Rename pass from
27898 "eh-ranges" to "eh_ranges".
27899 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
27903 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
27904 Alexander Monakov <amonakov@ispras.ru>
27906 PR middle-end/38857
27907 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
27909 (move_exprs_to_boundary): Change return type and pass through
27910 should_move from move_op. Relax assert. Update usage ...
27911 (schedule_expr_on_boundary): ... here. Use should_move instead of
27913 (move_op_orig_expr_found): Indicate that insn was disconnected from
27915 (code_motion_process_successors): Do not call after_merge_succs
27916 callback if original expression was not found when traversing any of
27918 (code_motion_path_driver): Change return type. Update prototype.
27919 (move_op): Update comment. Add a new parameter (should_move). Update
27920 prototype. Set *should_move based on indication provided by
27921 move_op_orig_expr_found.
27923 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
27925 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
27926 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
27927 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
27928 * config/rs6000/rs6000.c (rs6000_override_options): Default
27929 avoid-indexed-addresses on for Power6, off for everything else.
27930 (avoiding_indexed_address_p): New function.
27931 (rs6000_legitimize_address): Use it.
27932 (rs6000_legitimate_address): Likewise.
27933 * config/rs6000/rs6000.md (movXX_updateX): Likewise
27935 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
27937 PR tree-optimization/38997
27938 * tree-loop-distribution.c (generate_memset_zero): Use
27939 POINTER_PLUS_EXPR for a pointer addition.
27941 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
27943 * config/s390/s390.md (bswap<mode>2): New pattern added.
27945 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27947 * config/s390/s390.md (*tls_load_31): Added type attribute.
27949 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27951 * config/s390/s390.md: Fix a few comments.
27953 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
27955 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
27956 (*tm<mode>_full): Fixed z10prop attribute.
27957 (*tst<mode>_extimm): Fixed z10prop attribute.
27958 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
27959 (*tstqiCCT_cconly): Fixed z10prop attribute.
27960 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
27961 (*movsi_larl): Fixed z10prop attribute.
27962 (*movsi_zarch): Fixed z10prop attribute.
27963 (*movsi_eas): Fixed z10prop attribute.
27964 (*movhi): Fixed z10prop attribute.
27965 (*movqi): Fixed z10prop attribute.
27966 (*movstrictqi): Fixed z10prop attribute.
27967 (*mov<mode>): Fixed z10prop attribute.
27968 (*movcc): Fixed z10prop attribute.
27969 (*sethighpartdi_64): Fixed z10prop attribute.
27970 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
27971 (*negdi2_sign_cc): Fixed z10prop attribute.
27972 (*negdi2_sign): Fixed z10prop attribute.
27973 (*absdi2_sign_cc): Fixed z10prop attribute.
27974 (*absdi2_sign): Fixed z10prop attribute.
27975 (*negabsdi2_sign_cc): Fixed z10prop attribute.
27976 (*negabsdi2_sign): Fixed z10prop attribute.
27977 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
27978 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
27979 (doloop_si64): Fixed z10prop attribute.
27980 (doloop_si31): Fixed z10prop attribute.
27981 (doloop_long): Fixed z10prop attribute.
27982 (indirect_jump): Fixed z10prop attribute.
27983 (nop): Fixed z10prop attribute.
27984 (main_base_64): Fixed z10prop attribute.
27985 (reload_base_64): Fixed z10prop attribute.
27987 2009-01-28 Jakub Jelinek <jakub@redhat.com>
27989 PR rtl-optimization/38740
27990 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
27992 * config/mips/mips.c (mips_reorg): Likewise.
27994 2009-01-28 Richard Guenther <rguenther@suse.de>
27996 PR tree-optimization/38926
27997 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
27998 with the correct value id to a value.
27999 (do_regular_insertion): Use the value number of edoubleprime
28000 for the value number of the expr.
28003 2008-08-21 Richard Guenther <rguenther@suse.de>
28005 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
28006 a PHI ask VN if it is already available.
28007 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
28008 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
28010 2009-01-28 Jakub Jelinek <jakub@redhat.com>
28012 PR middle-end/38934
28013 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
28014 set to varying whenever max has TREE_OVERFLOW set, similarly
28015 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
28017 2009-01-28 Richard Guenther <rguenther@suse.de>
28019 PR middle-end/38908
28020 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
28021 uninitialized aggregate uses in call arguments.
28023 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
28025 PR tree-optimization/38984
28026 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
28027 the nothing_id variable if -fno-delete-null-pointer-checks.
28029 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
28032 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
28033 (set_got_offset_rex64): Ditto.
28035 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
28038 * doc/extend.texi: Improve local variable with asm reg.
28040 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
28042 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
28043 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
28044 was not supplied then set warn_packed_bitfield_compat to the
28045 default value of 1.
28046 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
28049 2009-01-27 Richard Guenther <rguenther@suse.de>
28051 PR tree-optimization/38503
28052 * cfgexpand.c (expand_gimple_basic_block): Ignore
28053 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
28054 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
28055 variables that cannot have TBAA applied.
28056 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
28059 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
28061 PR middle-end/38969
28062 * calls.c (initialize_argument_information): Do not wrap complex
28063 arguments in SAVE_EXPR.
28065 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
28067 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
28068 (INSTALL_LIBGCC): Revert typo commit.
28070 2009-01-26 Richard Guenther <rguenther@suse.de>
28072 PR tree-optimization/38745
28073 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
28074 from special handling.
28076 2009-01-26 Richard Guenther <rguenther@suse.de>
28078 PR tree-optimization/38745
28079 * tree-ssa.c (execute_update_addresses_taken): Do not include
28080 variables that cannot possibly be a register in not_reg_needs.
28081 Do not clear TREE_ADDRESSABLE on vars that may not become
28083 * tree-ssa.c (update_alias_info_1): Include those in the set
28084 of addressable vars.
28086 2009-01-26 Richard Guenther <rguenther@suse.de>
28088 PR middle-end/38851
28089 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
28090 * tree-ssa-dse.c: Include langhooks.h
28091 (execute_simple_dse): Remove stores with zero size.
28093 2009-01-24 Jakub Jelinek <jakub@redhat.com>
28096 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
28099 2009-01-24 Julian Brown <julian@codesourcery.com>
28101 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
28102 config/arm/linux-atomic.c.
28103 * config/arm/linux-atomic.c: New.
28105 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
28107 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
28108 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
28109 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
28111 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
28114 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
28117 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
28119 PR tree-optimization/38953
28120 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
28121 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
28122 (gloog): Split the exit of the scop when the scop exit is a loop exit.
28123 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
28126 2009-01-24 Paul Brook <paul@codesourcery.com>
28128 * config/arm/neon.md (neon_type): Move to arm.md.
28129 (neon_mov<VSTRUCT>): Add neon_type attribute.
28130 * config/arm/arm.md (neon_type): Move to here.
28131 (conds): Add "unconditioal" and use as default for NEON insns.
28133 2009-01-24 Ben Elliston <bje@au.ibm.com>
28135 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
28136 void *' warning from -Wc++-compat.
28137 * Makefile.in (dominance.o-warn): Remove.
28139 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
28141 PR tree-optimization/38932
28142 * fold-const.c (fold_unary_ignore_overflow): New.
28143 * tree.h (fold_unary_ignore_overflow): Declare.
28144 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
28145 * tree-ssa-sccvn.c (visit_reference_op_load,
28146 simplify_unary_expression): Likewise.
28148 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
28150 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
28151 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
28152 regardless of their type.
28153 * c-common.c (handle_packed_attribute): Don't ignore packed on
28155 * c.opt (Wpacked-bitfield-compat): New warning option.
28156 * stor-layout.c (place_field): Warn if offset of a field changed.
28157 * doc/extend.texi (packed): Mention the ABI change.
28158 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
28159 (Warning Options): Add it to the list.
28161 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
28163 * c-opts.c (c_common_post_options): Fix a typo in comments.
28165 2009-01-22 Steve Ellcey <sje@cup.hp.com>
28167 PR middle-end/38615
28168 * gimplify.c (gimplify_init_constructor): Fix promotion of const
28169 variables to static.
28170 * doc/invoke.texi (-fmerge-all-constants): Update description.
28172 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
28175 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
28176 (*movdi_1_rex64): Use type "mmx" for alternative 5.
28178 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
28180 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
28182 (LOCAL_ALIGNMENT): Similarly.
28184 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28185 Joseph Myers <joseph@codesourcery.com>
28187 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
28188 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
28189 * config/arm/arm-tune.md: Regenerate.
28190 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
28193 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
28195 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
28196 version number to five.
28198 2009-01-22 Dodji Seketeli <dodji@redhat.com>
28201 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
28202 * c-common.c (set_underlying_type): Likewise.
28203 (is_typedef_decl ): Likewise
28205 (set_underlying_type): Likewise.
28206 (is_typedef_type): Likewise.
28208 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
28210 PR middle-end/38587
28211 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
28214 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
28217 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
28218 (LIBGCC_SPEC): Don't define.
28219 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
28221 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
28223 PR rtl-optimization/38879
28224 * alias.c (base_alias_check): Unaligned access via AND address can
28225 alias all surrounding object types except those with sizes equal
28226 or wider than the size of unaligned access.
28228 2009-01-21 Dodji Seketeli <dodji@redhat.com>
28231 * c-decl.c (clone_underlying_type): Move this ...
28232 * c-common.c (set_underlying_type): ... here.
28233 Also, make sure the function properly sets TYPE_STUB_DECL() on
28234 the newly created typedef variant type.
28235 (is_typedef_decl ): New entry point.
28236 * tree.h: Added a new member member_types_needing_access_check to
28237 struct tree_decl_non_common.
28238 (set_underlying_type): New entry point.
28239 (is_typedef_type): Likewise.
28241 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
28243 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
28244 Check whether two instructions have memory references that
28245 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
28246 are helper functions for traversing.
28247 * alias.h (insn_alias_sets_confilict_p): New prototypes.
28248 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
28249 not to draw dependency edge for instructions with non-conflicting
28252 2009-01-20 Joseph Myers <joseph@codesourcery.com>
28255 * longlong.h: Update copyright years. Use soft-fp license notice.
28256 Sync __clz_tab declaration with glibc.
28258 2009-01-20 Steve Ellcey <sje@cup.hp.com>
28261 * doc/extend.texi (syscall_linkage): New.
28262 (version_id): Modify.
28264 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
28265 Richard Guenther <rguenther@suse.de>
28267 PR tree-optimization/38747
28268 PR tree-optimization/38748
28269 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
28270 conversion if the base address is an indirect reference and the
28271 aliasing sets could cause issues.
28273 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28275 * common.opt (fgraphite, fgraphite-identity): Add comment for
28276 explaining why these options are not documented.
28278 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
28280 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
28281 gimple_call_lhs is NULL.
28283 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
28286 * emit-rtl.c (adjust_address_1): Make sure memref is never
28289 2009-01-20 Ben Elliston <bje@au.ibm.com>
28291 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28292 const qualifier from arg parameter. Remove unnecessary cast to char *.
28293 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
28294 const qualifier from arg 2.
28296 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
28298 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
28300 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
28303 * rtl.h (reinit_regs): New prototype.
28304 * regclass.c: Include ira.h.
28305 (reinit_regs): New.
28306 * Makefile.in (regclass.o): Add ira.h.
28307 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
28309 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
28312 * c-common.c (handle_aligned_attribute): Use
28313 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
28314 default alignment value.
28316 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
28318 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
28319 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
28321 * doc/extend.texi: Update __attribute__ ((aligned)). Document
28322 __BIGGEST_ALIGNMENT__.
28324 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
28326 2009-01-18 Richard Guenther <rguenther@suse.de>
28328 PR tree-optimization/38819
28329 * tree-flow.h (operation_could_trap_helper_p): Declare.
28330 * tree-eh.c (operation_could_trap_helper_p): Export.
28331 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
28332 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
28333 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
28334 are about to insert a possibly trapping instruction and fail
28337 2009-01-18 Andreas Schwab <schwab@suse.de>
28339 * doc/install.texi (Configuration): Remove obsolete paragraph
28340 about use of --with-gnu-ld with --with-gnu-as.
28342 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
28344 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
28345 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
28346 Follow spelling conventions.
28348 2009-01-18 Ben Elliston <bje@au.ibm.com>
28350 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
28351 C++ warning about implicit conversion from void * to struct
28353 (bitmap_obstack_free): Likewise for bitmap_element *.
28354 * Makefile.in (bitmap.o-warn): Remove.
28356 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
28358 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
28360 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
28361 Tobias Grosser <tobi.grosser@amd.com>
28363 * graphite.c (graphite_trans_scop_block): Do not block single
28366 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
28368 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
28369 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
28370 test with assertion.
28372 2009-01-16 Richard Guenther <rguenther@suse.de>
28374 PR tree-optimization/38835
28375 PR middle-end/36227
28376 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
28377 and INT + PTR -> (INT)(PTR p+ INT) folding.
28378 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
28380 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
28383 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
28384 the subreg from a lowpart subreg if it is also casting the value.
28386 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28387 Tobias Grosser <tobi.grosser@amd.com>
28389 * graphite.c (compare_prefix_loops): New.
28390 (build_scop_canonical_schedules): Rewritten.
28391 (graphite_transform_loops): Move build_scop_canonical_schedules
28392 after build_scop_iteration_domain.
28394 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
28395 Tobias Grosser <tobi.grosser@amd.com>
28397 * graphite.c (add_conditions_to_domain): Add the loops to
28398 the dimension of the iteration domain. Do copy the domain
28399 only when it exists.
28400 (build_scop_conditions_1): Do not call add_conditions_to_domain.
28401 (add_conditions_to_constraints): New.
28402 (can_generate_code_stmt, can_generate_code): Removed.
28403 (gloog): Do not call can_generate_code.
28404 (graphite_transform_loops): Call add_conditions_to_constraints
28405 after building the iteration domain.
28407 2009-01-16 Jakub Jelinek <jakub@redhat.com>
28409 PR tree-optimization/38789
28410 * tree-ssa-threadedge.c
28411 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
28412 __builtin_constant_p.
28414 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
28416 * dce.c (delete_unmarked_insns): Reversed the order that insns are
28417 examined before deleting them.
28419 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
28421 * function.c (aggregate_value_p): Correctly extract the function
28422 type from CALL_EXPR_FN lookup.
28424 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
28426 * config/picochip/picochip.c (picochip_override_options): Revert
28427 CFI asm flag disable commited previously.
28429 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
28430 Tobias Grosser <tobi.grosser@amd.com>
28431 Jan Sjodin <jan.sjodin@amd.com>
28433 * graphite.c (scan_tree_for_params): On substractions negate
28434 all the coefficients of the term.
28435 (clast_to_gcc_expression_red): New. Handle reduction expressions
28436 of more than two operands.
28437 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
28438 (get_vdef_before_scop): Handle also the case of default definitions.
28440 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
28442 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
28443 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
28444 Also use them when walking CALL_INSN_FUNCTION_USAGE.
28446 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
28447 Joey Ye <joey.ye@intel.com>
28449 PR middle-end/37843
28450 * cfgexpand.c (expand_stack_alignment): Don't update stack
28451 boundary nor check incoming stack boundary here.
28452 (gimple_expand_cfg): Update stack boundary and check incoming
28453 stack boundary here.
28455 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
28457 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
28459 2009-01-14 Jakub Jelinek <jakub@redhat.com>
28461 PR rtl-optimization/38245
28462 * calls.c (expand_call): Add stack arguments to
28463 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28464 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
28465 in regs and partially in memory or BLKmode arguments.
28466 (emit_library_call_value_1): Add stack arguments to
28467 CALL_INSN_FUNCTION_USAGE even for pure calls (when
28468 ACCUMULATE_OUTGOING_ARGS).
28469 * dce.c: Include tm_p.h.
28470 (find_call_stack_args): New function.
28471 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
28473 (mark_insn): Call find_call_stack_args for CALL_Ps.
28474 (prescan_insns_for_dce): Walk insns backwards in bb rather than
28475 forwards. Allocate and free arg_stores bitmap if needed, pass it
28476 down to deletable_insn_p, don't mark stores set in arg_stores
28477 bitmap, clear the bitmap at the beginning of each bb.
28478 * Makefile.in (dce.o): Depend on $(TM_P_H).
28480 2009-01-14 Michael Meissner <gnu@the-meissners.org>
28483 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
28484 to make sure the insn is a conditional test (bug 22599). Reformat a
28487 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
28489 PR middle-end/38431
28490 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
28491 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
28492 (gloog): Do not call cleanup_tree_cfg.
28493 (graphite_transform_loops): Call cleanup_tree_cfg after all
28494 scops have been code generated.
28496 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
28497 * doc/gty.texi (Invoking the garbage collector): Added new node
28498 and section documenting ggc_collect.
28500 2009-01-14 Richard Guenther <rguenther@suse.de>
28502 PR tree-optimization/38826
28503 PR middle-end/38477
28504 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
28505 initialization notes only if we actually emitted a warning.
28506 (intra_create_variable_infos): Add constraints for a result decl
28507 that is passed by hidden reference.
28508 (build_pred_graph): Mark all related variables non-direct on
28511 2009-01-14 Nick Clifton <nickc@redhat.com>
28513 * ira-conflicts.c: Include addresses.h for the definition of
28515 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
28516 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
28518 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
28521 * Makefile.in (ira-lives.o): Add except.h.
28523 * ira-lives.c: Include except.h.
28524 (process_bb_node_lives): Process can_throw_internal.
28526 2009-01-13 Jakub Jelinek <jakub@redhat.com>
28528 PR rtl-optimization/38774
28529 * combine.c (simplify_set): When undoing cc_use change, don't do
28530 PUT_CODE on the newly created comparison, but instead put back the
28533 2009-01-13 Joseph Myers <joseph@codesourcery.com>
28535 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
28536 values. Remove duplicate arm8 entry.
28538 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28540 PR tree-optimization/38786
28541 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
28542 the SSA_NAME case of expand_scalar_variables_expr.
28543 Set the type of an expression to the type of its assign statement.
28544 (expand_scalar_variables_expr): Also gather the scalar computation
28545 used to index the memory access. Do not pass loop_p.
28546 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
28547 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
28548 the gimple_stmt_iterator where it inserts new code.
28549 Do not pass loop_p.
28550 (copy_bb_and_scalar_dependences): Do not pass loop_p.
28551 (translate_clast): Update call to copy_bb_and_scalar_dependences.
28553 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
28555 * graphite.h (debug_value): Removed.
28556 * graphite.c (debug_value): Removed.
28558 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28560 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
28561 ldrd/strd with two 32-bit instructions.
28563 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
28565 * config/arm/arm.c (struct processors): Pass for speed down into
28566 cost helper functions.
28567 (const_ok_for_op): Handle COMPARE and inequality nodes.
28568 (arm_rtx_costs_1): Rewrite.
28569 (arm_size_rtx_costs): Update prototype.
28570 (arm_rtx_costs): Pass speed down to helper functions.
28571 (arm_slowmul_rtx_costs): Rework cost calculations.
28572 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
28573 (arm_9e_rtx_costs): Likewise.
28575 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
28577 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
28578 relocations of local symbols wider than UNITS_PER_WORD are not valid.
28579 (alpha_legitimize_address): Do not split local symbols wider than
28580 UNITS_PER_WORD into HIGH/LO_SUM parts.
28582 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
28585 * gcc.c (process_command): Replace call to execvp with calls
28586 to pex_one and exit.
28588 2009-01-03 Anatoly Sokolov <aesok@post.ru>
28591 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
28592 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
28593 variant for devices with 3-byte PC.
28594 (__tablejump_elpm__): New.
28596 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28599 * c-parser.c (c_parser_postfix_expression): Allow `->' in
28600 offsetof member-designator, handle it as `[0].'.
28602 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28604 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
28605 function when not using named sections on targets with named sections
28606 if branch distance is less than 262132.
28608 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
28610 * combine.c (combine_instructions): Recompute
28611 optimize_this_for_speed_p for each BB in the main combine loop.
28613 2009-01-12 Tomas Bily <tbily@suse.cz>
28616 * tree-loop-distribution.c (prop_phis): New function.
28617 (generate_builtin): Call prop_phis.
28619 2009-01-12 Jakub Jelinek <jakub@redhat.com>
28621 PR tree-optimization/38807
28622 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
28623 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
28625 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
28627 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
28628 subreg of op0 to the original op0.
28630 2009-01-11 Laurent GUERBY <laurent@guerby.net>
28632 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
28634 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
28637 * mips-tfile.c (parse_def): Fix parsing of def strings
28638 starting with digits.
28640 2009-01-10 Jakub Jelinek <jakub@redhat.com>
28643 * config/arm/arm.c (arm_is_long_call_p): Don't call
28644 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
28646 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
28648 * regrename.c (regrename_optimize): Fix dumping.
28649 (find_oldest_value_reg): Preserve REG_POINTER.
28650 (copy_hardreg_forward_1): Likewise.
28652 2009-01-09 Diego Novillo <dnovillo@google.com>
28654 * gimple.h (struct gimple_statement_base) <uid>: Document
28655 the restrictions on its use.
28656 (gimple_uid): Tidy.
28657 (gimple_set_uid): Tidy.
28659 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28661 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
28662 zero guard even if align_bytes != 0 and count is smaller than
28665 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
28667 PR rtl-optimization/38495
28668 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
28669 (add_range_and_copies_from_move_list): Print all added ranges.
28670 Add ranges to memory optimized destination.
28672 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28676 * config/i386/i386.c (override_options): Reject
28677 -mstringop-strategy=rep_8byte with -m32.
28678 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
28679 to 1. Do count comparison against epilogue_size_needed at compile
28680 time even when count_exp was constant forced into register. For
28681 size_needed don't jump to epilogue, instead just avoid aligning
28682 and invoke the body algorithm. If need_zero_guard, add zero guard
28683 even if count is non-zero, but smaller than size_needed + number of
28684 bytes that could be stored for alignment.
28685 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
28686 to 1. If need_zero_guard, add zero guard even if count is non-zero,
28687 but smaller than size_needed + number of bytes that could be stored
28688 for alignment. Compare size_needed with epilogue_size_needed instead
28689 of desired_align - align, don't adjust size_needed, pass
28690 epilogue_size_needed to the epilogue expanders.
28693 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
28695 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28697 * pa.c (last_address): Change to unsigned.
28698 (update_total_code_bytes): Change argument to unsigned. Don't
28699 check if insn addresses are set.
28700 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
28701 addresses are not set.
28702 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
28704 2009-01-09 Nick Clifton <nickc@redhat.com>
28706 * config/sh/symbian.c: Replace uses of DECL_INLINE with
28707 DECL_DECLARED_INLINE_P.
28709 2009-01-09 Jakub Jelinek <jakub@redhat.com>
28711 PR middle-end/38347
28712 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
28713 GET_MODE (op0) in operand_subword_force calls.
28715 PR middle-end/38771
28716 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
28717 fold_convert arg0 operands to TREE_TYPE (op0) first.
28719 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
28721 * params.def (ira-max-conflict-table-size): Decrease default value
28724 2009-01-08 Jakub Jelinek <jakub@redhat.com>
28726 PR tree-optimization/37031
28727 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
28729 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
28730 allocate it using gc instead of heap, use VEC_quick_push instead of
28732 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
28733 instead of heap, use VEC_quick_push instead of VEC_safe_push.
28734 * tree-data-ref.h (struct access_matrix): Change matrix to gc
28735 allocated vector from heap allocated.
28736 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
28737 * tree-loop-linear.c (linear_transform_loops): Allocate nest
28738 vector only after perfect_loop_nest_depth call.
28740 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
28741 Jan Sjodin <jan.sjodin@amd.com>
28743 PR tree-optimization/38559
28744 * graphite.c (debug_value, copy_constraint,
28745 swap_constraint_variables, scale_constraint_variable, ): New.
28746 (get_lower_bound, get_upper_bound): Removed.
28747 (graphite_trans_bb_strip_mine): Clean up this code that works
28748 only for constant number of iterations. Fully copy upper and
28749 lower bound constraints, not only the constant part of them.
28750 * graphite.h (debug_value): Declared.
28752 2009-01-08 Ira Rosen <irar@il.ibm.com>
28754 PR tree-optimization/37194
28755 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
28756 Don't add the cost of cost model guard in prologue to scalar
28757 outside cost in case of known number of iterations.
28759 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
28760 Alan Modra <amodra@bigpond.net.au>
28762 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
28763 non-word-aligned REG+CONST addressing.
28765 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28768 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
28769 free_after_compilation when outputting a thunk.
28770 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
28771 Do not call free_after_compilation here.
28773 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
28775 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
28776 (ix86_valid_target_attribute_inner_p): Ditto.
28778 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
28780 PR tree-optimization/38492
28781 PR tree-optimization/38498
28782 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
28783 * tree-chrec.h (scev_is_linear_expression): Declared.
28784 * graphite.c (graphite_cannot_represent_loop_niter): New.
28785 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
28786 (graphite_loop_normal_form): Use gcc_assert.
28787 (scan_tree_for_params): Use CASE_CONVERT.
28788 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
28789 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
28790 Use gcc_assert. Discard scops that contain unhandled cases.
28791 (build_scop_conditions): Return a boolean status for unhandled cases.
28792 (strip_mine_profitable_p): Print the loop number, not its depth.
28793 (is_interchange_valid): Pass the depth of the loop nest, don't
28794 recompute it wrongly.
28795 (graphite_trans_bb_block): Same.
28796 (graphite_trans_bb_block): Print tentative of loop blocking.
28797 (graphite_trans_scop_block): Do not print that the loop has been
28799 (graphite_transform_loops): Do not handle scops that contain condition
28802 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
28804 AVX Programming Reference (December, 2008)
28805 * config/i386/avxintrin.h (_mm256_stream_si256): New.
28806 (_mm256_stream_pd): Likewise.
28807 (_mm256_stream_ps): Likewise.
28809 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
28810 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
28811 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
28812 (bdesc_special_args): Add __builtin_ia32_movntdq256,
28813 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
28814 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
28815 (ix86_expand_special_args_builtin): Likewise.
28817 * config/i386/sse.md (AVXMODEDI): New.
28818 (avx_movnt<mode>): Likewise.
28819 (avx_movnt<mode>): Likewise.
28820 (<sse>_movnt<mode>): Remove AVX support.
28821 (sse2_movntv2di): Likewise.
28823 2009-01-07 Richard Guenther <rguenther@suse.de>
28825 PR middle-end/38751
28826 * fold-const.c (extract_muldiv): Remove obsolete comment.
28827 (fold_plusminus_mult_expr): Undo MINUS_EXPR
28828 to PLUS_EXPR canonicalization for the canonicalization.
28830 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
28832 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
28833 hosted cross-compilers generating less efficient code.
28835 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28837 * function.h (rtl_data): Add a dbr_scheduled_p field.
28838 * reorg.c (dbr_schedule): Set it.
28839 (gate_handle_delay_slots): Check it.
28840 * config/mips/mips.c (mips_base_delayed_branch): Delete.
28841 (mips_reorg): Check flag_delayed_branch instead of
28842 mips_base_delayed_branch.
28843 (mips_override_options): Don't set mips_base_delayed_branch
28844 or flag_delayed_branch.
28846 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
28848 PR rtl-optimization/38426.
28849 * ira.c (ira): Set current_function_is_leaf earlier.
28851 2009-01-06 Jakub Jelinek <jakub@redhat.com>
28853 PR rtl-optimization/38722
28854 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
28855 too early, only set a flag and modify after last possible
28858 2009-01-06 Janis Johnson <janis187@us.ibm.com>
28861 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
28862 * real.c (decimal_single_format): Correct values of emin and emax.
28863 (decimal_double_format): Ditto.
28864 (decimal_quad_format): Ditto.
28865 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
28866 computation of DECnn_MIN and DECnn_MAX for corrected values of
28867 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
28868 __DECnn_MIN__, and adjust its computation for the corrected value
28871 2009-01-06 Jan Hubicka <jh@suse.cz>
28874 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
28876 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
28878 * doc/contrib.texi (Contributors): Slightly adjust the end note.
28879 Add Robert Clark to the list of testers.
28881 2009-01-06 Jan Hubicka <jh@suse.cz>
28882 Kai Tietz <kai.tietz@onevision.com>
28884 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
28885 * config/i386/i386.c (ix86_expand_call): Add clobbers.
28887 2009-01-06 Jan Hubicka <jh@suse.cz>
28888 Kai Tietz <kai.tietz@onevision.com>
28890 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
28892 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
28893 (ix86_nsaved_regs): Count only general purpose regs.
28894 (ix86_nsaved_sseregs): New.
28895 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
28896 to 16 for w64; compute padding and size of sse reg save area.
28897 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
28898 general purpose regs.
28899 (ix86_emit_save_sse_regs_using_mov): New.
28900 (ix86_expand_prologue): Save SSE regs if needed.
28901 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
28902 (ix86_emit_restore_sse_regs_using_mov): New.
28903 (ix86_expand_epilogue): Save SSE regs if needed.
28905 2009-01-06 Jan Hubicka <jh@suse.cz>
28906 Kai Tietz <kai.tietz@onevision.com>
28908 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
28909 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
28910 functions when accumulate outgoing args is off.
28912 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28915 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
28916 before using pseudos_have_intersected_live_ranges_p.
28918 * ira-int.h (ira_assert): Always define.
28920 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
28922 AVX Programming Reference (December, 2008)
28923 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
28924 (_mm256_permute2_pd): Likewise.
28925 (_mm_permute2_ps): Likewise.
28926 (_mm256_permute2_ps): Likewise.
28927 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
28928 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
28930 * config/i386/i386.c (ix86_builtins): Remove
28931 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
28932 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
28933 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
28934 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
28935 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
28936 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
28937 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
28938 __builtin_ia32_vpermil2ps256.
28939 (ix86_init_mmx_sse_builtins): Updated.
28940 (ix86_expand_args_builtin): Likewise.
28942 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28944 * pa.c (output_call): Relocate non-jump insns in the delay slot of
28945 long absolute calls when generating PA 2.0 code.
28947 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
28949 PR rtl-optimization/38583
28950 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
28952 * params.def (ira-max-conflict-table-size): New.
28954 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
28956 * ira.h (ira_conflicts_p): New external definition.
28958 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
28959 table. Report this. Return result of building.
28960 (ira_build_conflicts): Use ira_conflicts_p. Check result of
28961 building conflict table.
28963 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
28964 (ira_color): Use ira_conflicts_p.
28966 * global.c: Include ira.h.
28967 (pseudo_for_reload_consideration_p, build_insn_chain): Use
28970 * Makefile.in (global.o): Add ira.h.
28972 * ira-build.c (mark_all_loops_for_removal,
28973 propagate_some_info_from_allocno): New.
28974 (remove_unnecessary_allocnos): Call
28975 propagate_some_info_from_allocno.
28976 (remove_low_level_allocnos): New.
28977 (remove_unnecessary_regions): Add parameter. Call
28978 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
28979 parameter to remove_unnecessary_regions.
28980 (ira_build): Remove all regions but root if the conflict table was
28981 not built. Update conflict hard regs for allocnos crossing calls.
28983 * ira.c (ira_conflicts_p): New global.
28984 (ira): Define and use ira_conflicts_p.
28986 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
28987 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
28988 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
28990 2009-01-06 Ben Elliston <bje@au.ibm.com>
28992 * gengtype-lex.l (YY_NO_INPUT): Define.
28994 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
28997 * c-common.c (handle_vector_size_attribute): Also reject
28998 BOOLEAN_TYPE types.
29000 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
29002 PR tree-optimization/38492
29003 * graphite.c (rename_map_elt, debug_rename_elt,
29004 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
29005 rename_map_elt_info, eq_rename_map_elts,
29006 get_new_name_from_old_name, bb_in_sese_p): Moved around.
29007 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
29008 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
29009 (sese_build_livein_liveouts): New.
29010 (new_sese, free_sese): New.
29011 (new_scop): Call new_sese.
29012 (free_scop): Call free_sese.
29013 (rename_variables_from_edge, rename_phis_end_scop): Removed.
29014 (register_old_new_names): Renamed register_old_and_new_names.
29015 (register_scop_liveout_renames, add_loop_exit_phis,
29016 insert_loop_close_phis, struct igp,
29017 default_liveout_before_guard, add_guard_exit_phis,
29018 insert_guard_phis, copy_renames): New.
29019 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
29020 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
29021 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
29022 (scop_adjust_phis_for_liveouts): New.
29023 (gloog): Call scop_adjust_phis_for_liveouts.
29025 * graphite.h (struct sese): Documented. Added fields liveout,
29026 num_ver and livein.
29027 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
29028 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
29029 (struct scop): Added field liveout_renames.
29030 (SCOP_LIVEOUT_RENAMES): New.
29032 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29034 PR tree-optimization/38510
29035 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
29036 (translate_clast): Call recompute_all_dominators before
29038 (gloog): Call recompute_all_dominators before graphite_verify.
29040 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
29041 Jan Sjodin <jan.sjodin@amd.com>
29043 PR tree-optimization/38500
29044 * graphite.c (create_sese_edges): Call fix_loop_structure after
29047 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
29049 * config.gcc: Add m32r*-*-rtems*.
29050 * config/m32r/rtems.h: New file.
29052 2009-01-05 Ben Elliston <bje@au.ibm.com>
29054 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
29055 (.po.pox): Likewise.
29056 (po/gcc.pot): Likewise.
29058 2009-01-04 David S. Miller <davem@davemloft.net>
29060 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
29061 (STARTING_FRAME_OFFSET): Always set to zero.
29063 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29065 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
29066 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
29067 fixed-point types, and vectors of the same.
29069 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
29071 * config/mips/sync.md (*mb_barrier): Rename to...
29072 (*memory_barrier): ...this.
29074 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
29076 * doc/extend.texi (Function Attributes): Move @cindex after @item
29077 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
29078 and put in alphabetical order. Fix 'target' name and put in order.
29079 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
29082 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
29084 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
29085 (memory_barrier): Expand as unspec instead of unspec_volatile.
29086 Remove mem:BLK from insn operands. Use Pmode scratch register.
29087 (*memory_barrier): Define as unspec instead of unspec_volatile.
29088 Use (match_dup 0) as input operand.
29090 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
29091 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
29092 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
29093 scratch register. Remove operand 1.
29094 (*stbar): Define as unspec instead of unspec_volatile.
29095 Use (match_dup 0) as input operand, remove (const_int 8).
29096 (*membar): Define as unspec instead of unspec_volatile.
29097 Use (match_dup 0) as input operand, remove input operand 2.
29099 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
29100 (memory_barrier): Expand as unspec instead of unspec_volatile.
29101 Remove mem:BLK from insn operands. Use Pmode scratch register.
29102 (*memory_barrier): Define as unspec instead of unspec_volatile.
29103 Use (match_dup 0) as input operand.
29105 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
29106 Remove mem:BLK from insn operands. Use Pmode scratch register.
29107 Set volatile flag on operand 0.
29108 (*memory_barrier): New insn pattern.
29110 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
29112 (*memory_barrier): Use (match_dup 0) as input operand.
29114 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
29115 Remove mem:BLK from insn operands. Use Pmode scratch register.
29116 Set volatile flag on operand 0.
29117 (*mb_internal): New insn pattern.
29119 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
29121 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29123 PR middle-end/38586
29124 * function.c (struct temp_slot): Move to the section of the file
29125 that deals with temp slots. Remove field 'address'.
29126 (temp_slot_address_table): New hash table of address -> temp slot.
29127 (struct temp_slot_address_entry): New struct, items for the table.
29128 (temp_slot_address_compute_hash, temp_slot_address_hash,
29129 temp_slot_address_eq, insert_temp_slot_address): Support functions
29131 (find_temp_slot_from_address): Rewrite to use the new hash table.
29132 (remove_unused_temp_slot_addresses): Remove addresses of temp
29133 slots that have been made available.
29134 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
29135 worker function for remove_unused_temp_slot_addresses.
29136 (assign_stack_temp_for_type): Don't clear the temp slot address list.
29137 Add the temp slot address to the address -> temp slot map.
29138 (update_temp_slot_address): Update via insert_temp_slot_address.
29139 (free_temp_slots): Call remove_unused_temp_slot_addresses.
29140 (pop_temp_slots): Likewise.
29141 (init_temp_slots): Allocate the address -> temp slot map, or empty
29142 the map if it is already allocated.
29143 (prepare_function_start): Initialize temp slot processing.
29145 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
29147 PR middle-end/38584
29148 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
29149 Calculate the size of all stack vars assuming no packing of stack
29150 vars will happen, replacing a quadratic algorithm with a linear one.
29152 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29155 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
29158 2009-01-03 Diego Novillo <dnovillo@google.com>
29160 * doc/contrib.texi: Update contributions.
29162 2009-01-03 Jakub Jelinek <jakub@redhat.com>
29165 * builtins.c (fold_builtin_memory_op): Give up if either operand
29166 is volatile. Set srctype or desttype to non-qualified version
29170 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
29171 and FUNCTION_DECLs.
29173 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
29175 PR rtl-optimization/35805
29176 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
29177 problem if fast dce is able to remove any instructions.
29178 * dce.c (dce_process_block): Fix dump message.
29180 2009-01-02 Mark Mitchell <mark@codesourcery.com>
29183 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
29185 2009-01-02 Jakub Jelinek <jakub@redhat.com>
29187 PR middle-end/38690
29188 * tree-flow.h (op_code_prio, op_prio): New prototypes.
29189 * tree-pretty-print.c (op_code_prio): New function.
29190 (op_prio): No longer static. Use op_code_prio.
29191 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
29192 Use op_prio and op_code_prio to determine if () should be
29193 printed around operand(s) or not.
29195 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
29196 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
29197 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
29198 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
29199 pp_character instead of pp_string for single letter printing.
29201 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
29203 * doc/extend.texi: Fix '#pragma GCC option' typo.
29205 2009-01-02 Richard Guenther <rguenther@suse.de>
29207 * doc/install.texi (--enable-checking): Mention different
29208 default for stage1.
29209 (--enable-stage1-checking): Document.
29211 2009-01-01 Andrew Pinski <pinskia@gmail.com>
29213 PR middle-end/30142
29214 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
29215 case to be an error.
29217 2009-01-02 Ben Elliston <bje@au.ibm.com>
29219 * config/fp-bit.h (pack_d): Constify argument.
29220 * config/fp-bit.c (makenan): Constify return type. Remove casts.
29221 (isnan): Constify argument.
29223 (iszero): Likewise.
29224 (pack_d): Likewise.
29225 (_fpadd_parts): Constify return type.
29226 (_fpmul_parts): Likewise.
29227 (_fpdiv_parts): Likewise.
29229 2009-01-01 Jakub Jelinek <jakub@redhat.com>
29232 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
29233 warn about overwriting initializer with side-effects or
29234 -Woverride-init if !IMPLICIT.
29235 (output_init_element): Likewise. Pass IMPLICIT down to
29237 (process_init_element): Add IMPLICIT argument. Pass it down
29238 to output_init_element.
29239 (push_init_element, pop_init_level, set_designator): Adjust
29240 process_init_element callers.
29241 (set_nonincremental_init, set_nonincremental_init_from_string):
29242 Adjust add_pending_init callers.
29243 (output_pending_init_elements): Adjust output_init_element callers.
29244 * c-tree.h (process_init_element): Adjust prototype.
29245 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
29246 process_init_element callers.
29249 Copyright (C) 2009 Free Software Foundation, Inc.
29251 Copying and distribution of this file, with or without modification,
29252 are permitted in any medium without royalty provided the copyright
29253 notice and this notice are preserved.